Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6

Conflicts:

	drivers/pci/dmar.c

121 files changed, 2150 insertions, 2107 deletions

diff --git a/drivers/char/agp/ali-agp.c b/drivers/char/agp/ali-agp.c
index 31dcd9142d5..dc8d1a90971 100644
--- a/drivers/char/agp/ali-agp.c
+++ b/drivers/char/agp/ali-agp.c
@@ -417,6 +417,6 @@ static void __exit agp_ali_cleanup(void)
 module_init(agp_ali_init);
 module_exit(agp_ali_cleanup);
 
-MODULE_AUTHOR("Dave Jones <davej@codemonkey.org.uk>");
+MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
 MODULE_LICENSE("GPL and additional rights");
 
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 2812ee2b165..52f4361eb6e 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -772,6 +772,6 @@ module_init(agp_amd64_init);
 module_exit(agp_amd64_cleanup);
 #endif
 
-MODULE_AUTHOR("Dave Jones <davej@codemonkey.org.uk>, Andi Kleen");
+MODULE_AUTHOR("Dave Jones <davej@redhat.com>, Andi Kleen");
 module_param(agp_try_unsupported, bool, 0);
 MODULE_LICENSE("GPL");
diff --git a/drivers/char/agp/ati-agp.c b/drivers/char/agp/ati-agp.c
index ae2791b926b..f1537eece07 100644
--- a/drivers/char/agp/ati-agp.c
+++ b/drivers/char/agp/ati-agp.c
@@ -561,6 +561,6 @@ static void __exit agp_ati_cleanup(void)
 module_init(agp_ati_init);
 module_exit(agp_ati_cleanup);
 
-MODULE_AUTHOR("Dave Jones <davej@codemonkey.org.uk>");
+MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
 MODULE_LICENSE("GPL and additional rights");
 
diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c
index 3a3cc03d401..8c617ad7497 100644
--- a/drivers/char/agp/backend.c
+++ b/drivers/char/agp/backend.c
@@ -349,7 +349,7 @@ static __init int agp_setup(char *s)
 __setup("agp=", agp_setup);
 #endif
 
-MODULE_AUTHOR("Dave Jones <davej@codemonkey.org.uk>");
+MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
 MODULE_DESCRIPTION("AGP GART driver");
 MODULE_LICENSE("GPL and additional rights");
 MODULE_ALIAS_MISCDEV(AGPGART_MINOR);
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 1108665913e..9cf6e9bb017 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -2390,5 +2390,5 @@ static void __exit agp_intel_cleanup(void)
 module_init(agp_intel_init);
 module_exit(agp_intel_cleanup);
 
-MODULE_AUTHOR("Dave Jones <davej@codemonkey.org.uk>");
+MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
 MODULE_LICENSE("GPL and additional rights");
diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c
index 5bbed3d79db..16acee2de11 100644
--- a/drivers/char/agp/nvidia-agp.c
+++ b/drivers/char/agp/nvidia-agp.c
@@ -1,7 +1,7 @@
 /*
  * Nvidia AGPGART routines.
  * Based upon a 2.4 agpgart diff by the folks from NVIDIA, and hacked up
- * to work in 2.5 by Dave Jones <davej@codemonkey.org.uk>
+ * to work in 2.5 by Dave Jones <davej@redhat.com>
  */
 
 #include <linux/module.h>
diff --git a/drivers/char/agp/parisc-agp.c b/drivers/char/agp/parisc-agp.c
index f2492ecf082..db60539bf67 100644
--- a/drivers/char/agp/parisc-agp.c
+++ b/drivers/char/agp/parisc-agp.c
@@ -20,8 +20,8 @@
 #include <linux/agp_backend.h>
 #include <linux/log2.h>
 
-#include <asm-parisc/parisc-device.h>
-#include <asm-parisc/ropes.h>
+#include <asm/parisc-device.h>
+#include <asm/ropes.h>
 
 #include "agp.h"
 
diff --git a/drivers/char/agp/via-agp.c b/drivers/char/agp/via-agp.c
index 9f4d49e1b59..d3bd243867f 100644
--- a/drivers/char/agp/via-agp.c
+++ b/drivers/char/agp/via-agp.c
@@ -595,4 +595,4 @@ module_init(agp_via_init);
 module_exit(agp_via_cleanup);
 
 MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Dave Jones <davej@codemonkey.org.uk>");
+MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index f3cfb4c7612..408f5f92cb4 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -219,7 +219,7 @@ static void hpet_timer_set_irq(struct hpet_dev *devp)
 	for (irq = find_first_bit(&v, HPET_MAX_IRQ); irq < HPET_MAX_IRQ;
 		irq = find_next_bit(&v, HPET_MAX_IRQ, 1 + irq)) {
 
-		if (irq >= NR_IRQS) {
+		if (irq >= nr_irqs) {
 			irq = HPET_MAX_IRQ;
 			break;
 		}
diff --git a/drivers/char/random.c b/drivers/char/random.c
index c8752eaad48..705a839f179 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -558,9 +558,26 @@ struct timer_rand_state {
 	unsigned dont_count_entropy:1;
 };
 
-static struct timer_rand_state input_timer_state;
 static struct timer_rand_state *irq_timer_state[NR_IRQS];
 
+static struct timer_rand_state *get_timer_rand_state(unsigned int irq)
+{
+	if (irq >= nr_irqs)
+		return NULL;
+
+	return irq_timer_state[irq];
+}
+
+static void set_timer_rand_state(unsigned int irq, struct timer_rand_state *state)
+{
+	if (irq >= nr_irqs)
+		return;
+
+	irq_timer_state[irq] = state;
+}
+
+static struct timer_rand_state input_timer_state;
+
 /*
  * This function adds entropy to the entropy "pool" by using timing
  * delays.  It uses the timer_rand_state structure to make an estimate
@@ -648,11 +665,15 @@ EXPORT_SYMBOL_GPL(add_input_randomness);
 
 void add_interrupt_randomness(int irq)
 {
-	if (irq >= NR_IRQS || irq_timer_state[irq] == NULL)
+	struct timer_rand_state *state;
+
+	state = get_timer_rand_state(irq);
+
+	if (state == NULL)
 		return;
 
 	DEBUG_ENT("irq event %d\n", irq);
-	add_timer_randomness(irq_timer_state[irq], 0x100 + irq);
+	add_timer_randomness(state, 0x100 + irq);
 }
 
 #ifdef CONFIG_BLOCK
@@ -912,7 +933,12 @@ void rand_initialize_irq(int irq)
 {
 	struct timer_rand_state *state;
 
-	if (irq >= NR_IRQS || irq_timer_state[irq])
+	if (irq >= nr_irqs)
+		return;
+
+	state = get_timer_rand_state(irq);
+
+	if (state)
 		return;
 
 	/*
@@ -921,7 +947,7 @@ void rand_initialize_irq(int irq)
 	 */
 	state = kzalloc(sizeof(struct timer_rand_state), GFP_KERNEL);
 	if (state)
-		irq_timer_state[irq] = state;
+		set_timer_rand_state(irq, state);
 }
 
 #ifdef CONFIG_BLOCK
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index d0c0d64ed36..ce0d9da52a8 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -168,7 +168,7 @@ static void sysrq_handle_show_timers(int key, struct tty_struct *tty)
 static struct sysrq_key_op sysrq_show_timers_op = {
 	.handler	= sysrq_handle_show_timers,
 	.help_msg	= "show-all-timers(Q)",
-	.action_msg	= "Show pending hrtimers (no others)",
+	.action_msg	= "Show clockevent devices & pending hrtimers (no others)",
 };
 
 static void sysrq_handle_mountro(int key, struct tty_struct *tty)
diff --git a/drivers/char/vr41xx_giu.c b/drivers/char/vr41xx_giu.c
index ffe9b4e3072..54c837288d1 100644
--- a/drivers/char/vr41xx_giu.c
+++ b/drivers/char/vr41xx_giu.c
@@ -641,7 +641,7 @@ static int __devinit giu_probe(struct platform_device *dev)
 	}
 
 	irq = platform_get_irq(dev, 0);
-	if (irq < 0 || irq >= NR_IRQS)
+	if (irq < 0 || irq >= nr_irqs)
 		return -EBUSY;
 
 	return cascade_irq(irq, giu_get_irq);
diff --git a/drivers/clocksource/acpi_pm.c b/drivers/clocksource/acpi_pm.c
index 71d2ac4e3f4..c20171078d1 100644
--- a/drivers/clocksource/acpi_pm.c
+++ b/drivers/clocksource/acpi_pm.c
@@ -237,9 +237,12 @@ static int __init parse_pmtmr(char *arg)
 
 	if (strict_strtoul(arg, 16, &base))
 		return -EINVAL;
-
+#ifdef CONFIG_X86_64
+	if (base > UINT_MAX)
+		return -ERANGE;
+#endif
 	printk(KERN_INFO "PMTMR IOPort override: 0x%04x -> 0x%04lx\n",
-	       (unsigned int)pmtmr_ioport, base);
+	       pmtmr_ioport, base);
 	pmtmr_ioport = base;
 
 	return 1;
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index cd303901eb5..904e57558bb 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -48,13 +48,13 @@ config DW_DMAC
 	  can be integrated in chips such as the Atmel AT32ap7000.
 
 config FSL_DMA
-	bool "Freescale MPC85xx/MPC83xx DMA support"
-	depends on PPC
+	tristate "Freescale Elo and Elo Plus DMA support"
+	depends on FSL_SOC
 	select DMA_ENGINE
 	---help---
-	  Enable support for the Freescale DMA engine. Now, it support
-	  MPC8560/40, MPC8555, MPC8548 and MPC8641 processors.
-	  The MPC8349, MPC8360 is also supported.
+	  Enable support for the Freescale Elo and Elo Plus DMA controllers.
+	  The Elo is the DMA controller on some 82xx and 83xx parts, and the
+	  Elo Plus is the DMA controller on 85xx and 86xx parts.
 
 config MV_XOR
 	bool "Marvell XOR engine support"
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index a08d1970474..d1e381e35a9 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -325,7 +325,12 @@ static enum dma_state_client dmatest_add_channel(struct dma_chan *chan)
 	struct dmatest_thread	*thread;
 	unsigned int		i;
 
-	dtc = kmalloc(sizeof(struct dmatest_chan), GFP_ATOMIC);
+	/* Have we already been told about this channel? */
+	list_for_each_entry(dtc, &dmatest_channels, node)
+		if (dtc->chan == chan)
+			return DMA_DUP;
+
+	dtc = kmalloc(sizeof(struct dmatest_chan), GFP_KERNEL);
 	if (!dtc) {
 		pr_warning("dmatest: No memory for %s\n", chan->dev.bus_id);
 		return DMA_NAK;
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index c0059ca5834..0b95dcce447 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -370,7 +370,10 @@ static int fsl_dma_alloc_chan_resources(struct dma_chan *chan,
 					struct dma_client *client)
 {
 	struct fsl_dma_chan *fsl_chan = to_fsl_chan(chan);
-	LIST_HEAD(tmp_list);
+
+	/* Has this channel already been allocated? */
+	if (fsl_chan->desc_pool)
+		return 1;
 
 	/* We need the descriptor to be aligned to 32bytes
 	 * for meeting FSL DMA specification requirement.
@@ -410,6 +413,8 @@ static void fsl_dma_free_chan_resources(struct dma_chan *chan)
 	}
 	spin_unlock_irqrestore(&fsl_chan->desc_lock, flags);
 	dma_pool_destroy(fsl_chan->desc_pool);
+
+	fsl_chan->desc_pool = NULL;
 }
 
 static struct dma_async_tx_descriptor *
@@ -786,159 +791,29 @@ static void dma_do_tasklet(unsigned long data)
 	fsl_chan_ld_cleanup(fsl_chan);
 }
 
-static void fsl_dma_callback_test(void *param)
-{
-	struct fsl_dma_chan *fsl_chan = param;
-	if (fsl_chan)
-		dev_dbg(fsl_chan->dev, "selftest: callback is ok!\n");
-}
-
-static int fsl_dma_self_test(struct fsl_dma_chan *fsl_chan)
-{
-	struct dma_chan *chan;
-	int err = 0;
-	dma_addr_t dma_dest, dma_src;
-	dma_cookie_t cookie;
-	u8 *src, *dest;
-	int i;
-	size_t test_size;
-	struct dma_async_tx_descriptor *tx1, *tx2, *tx3;
-
-	test_size = 4096;
-
-	src = kmalloc(test_size * 2, GFP_KERNEL);
-	if (!src) {
-		dev_err(fsl_chan->dev,
-				"selftest: Cannot alloc memory for test!\n");
-		return -ENOMEM;
-	}
-
-	dest = src + test_size;
-
-	for (i = 0; i < test_size; i++)
-		src[i] = (u8) i;
-
-	chan = &fsl_chan->common;
-
-	if (fsl_dma_alloc_chan_resources(chan, NULL) < 1) {
-		dev_err(fsl_chan->dev,
-				"selftest: Cannot alloc resources for DMA\n");
-		err = -ENODEV;
-		goto out;
-	}
-
-	/* TX 1 */
-	dma_src = dma_map_single(fsl_chan->dev, src, test_size / 2,
-				 DMA_TO_DEVICE);
-	dma_dest = dma_map_single(fsl_chan->dev, dest, test_size / 2,
-				  DMA_FROM_DEVICE);
-	tx1 = fsl_dma_prep_memcpy(chan, dma_dest, dma_src, test_size / 2, 0);
-	async_tx_ack(tx1);
-
-	cookie = fsl_dma_tx_submit(tx1);
-	fsl_dma_memcpy_issue_pending(chan);
-	msleep(2);
-
-	if (fsl_dma_is_complete(chan, cookie, NULL, NULL) != DMA_SUCCESS) {
-		dev_err(fsl_chan->dev, "selftest: Time out!\n");
-		err = -ENODEV;
-		goto free_resources;
-	}
-
-	/* Test free and re-alloc channel resources */
-	fsl_dma_free_chan_resources(chan);
-
-	if (fsl_dma_alloc_chan_resources(chan, NULL) < 1) {
-		dev_err(fsl_chan->dev,
-				"selftest: Cannot alloc resources for DMA\n");
-		err = -ENODEV;
-		goto free_resources;
-	}
-
-	/* Continue to test
-	 * TX 2
-	 */
-	dma_src = dma_map_single(fsl_chan->dev, src + test_size / 2,
-					test_size / 4, DMA_TO_DEVICE);
-	dma_dest = dma_map_single(fsl_chan->dev, dest + test_size / 2,
-					test_size / 4, DMA_FROM_DEVICE);
-	tx2 = fsl_dma_prep_memcpy(chan, dma_dest, dma_src, test_size / 4, 0);
-	async_tx_ack(tx2);
-
-	/* TX 3 */
-	dma_src = dma_map_single(fsl_chan->dev, src + test_size * 3 / 4,
-					test_size / 4, DMA_TO_DEVICE);
-	dma_dest = dma_map_single(fsl_chan->dev, dest + test_size * 3 / 4,
-					test_size / 4, DMA_FROM_DEVICE);
-	tx3 = fsl_dma_prep_memcpy(chan, dma_dest, dma_src, test_size / 4, 0);
-	async_tx_ack(tx3);
-
-	/* Interrupt tx test */
-	tx1 = fsl_dma_prep_interrupt(chan, 0);
-	async_tx_ack(tx1);
-	cookie = fsl_dma_tx_submit(tx1);
-
-	/* Test exchanging the prepared tx sort */
-	cookie = fsl_dma_tx_submit(tx3);
-	cookie = fsl_dma_tx_submit(tx2);
-
-	if (dma_has_cap(DMA_INTERRUPT, ((struct fsl_dma_device *)
-	    dev_get_drvdata(fsl_chan->dev->parent))->common.cap_mask)) {
-		tx3->callback = fsl_dma_callback_test;
-		tx3->callback_param = fsl_chan;
-	}
-	fsl_dma_memcpy_issue_pending(chan);
-	msleep(2);
-
-	if (fsl_dma_is_complete(chan, cookie, NULL, NULL) != DMA_SUCCESS) {
-		dev_err(fsl_chan->dev, "selftest: Time out!\n");
-		err = -ENODEV;
-		goto free_resources;
-	}
-
-	err = memcmp(src, dest, test_size);
-	if (err) {
-		for (i = 0; (*(src + i) == *(dest + i)) && (i < test_size);
-				i++);
-		dev_err(fsl_chan->dev, "selftest: Test failed, data %d/%ld is "
-				"error! src 0x%x, dest 0x%x\n",
-				i, (long)test_size, *(src + i), *(dest + i));
-	}
-
-free_resources:
-	fsl_dma_free_chan_resources(chan);
-out:
-	kfree(src);
-	return err;
-}
-
-static int __devinit of_fsl_dma_chan_probe(struct of_device *dev,
-			const struct of_device_id *match)
+static int __devinit fsl_dma_chan_probe(struct fsl_dma_device *fdev,
+	struct device_node *node, u32 feature, const char *compatible)
 {
-	struct fsl_dma_device *fdev;
 	struct fsl_dma_chan *new_fsl_chan;
 	int err;
 
-	fdev = dev_get_drvdata(dev->dev.parent);
-	BUG_ON(!fdev);
-
 	/* alloc channel */
 	new_fsl_chan = kzalloc(sizeof(struct fsl_dma_chan), GFP_KERNEL);
 	if (!new_fsl_chan) {
-		dev_err(&dev->dev, "No free memory for allocating "
+		dev_err(fdev->dev, "No free memory for allocating "
 				"dma channels!\n");
 		return -ENOMEM;
 	}
 
 	/* get dma channel register base */
-	err = of_address_to_resource(dev->node, 0, &new_fsl_chan->reg);
+	err = of_address_to_resource(node, 0, &new_fsl_chan->reg);
 	if (err) {
-		dev_err(&dev->dev, "Can't get %s property 'reg'\n",
-				dev->node->full_name);
+		dev_err(fdev->dev, "Can't get %s property 'reg'\n",
+				node->full_name);
 		goto err_no_reg;
 	}
 
-	new_fsl_chan->feature = *(u32 *)match->data;
+	new_fsl_chan->feature = feature;
 
 	if (!fdev->feature)
 		fdev->feature = new_fsl_chan->feature;
@@ -948,13 +823,13 @@ static int __devinit of_fsl_dma_chan_probe(struct of_device *dev,
 	 */
 	WARN_ON(fdev->feature != new_fsl_chan->feature);
 
-	new_fsl_chan->dev = &dev->dev;
+	new_fsl_chan->dev = &new_fsl_chan->common.dev;
 	new_fsl_chan->reg_base = ioremap(new_fsl_chan->reg.start,
 			new_fsl_chan->reg.end - new_fsl_chan->reg.start + 1);
 
 	new_fsl_chan->id = ((new_fsl_chan->reg.start - 0x100) & 0xfff) >> 7;
 	if (new_fsl_chan->id > FSL_DMA_MAX_CHANS_PER_DEVICE) {
-		dev_err(&dev->dev, "There is no %d channel!\n",
+		dev_err(fdev->dev, "There is no %d channel!\n",
 				new_fsl_chan->id);
 		err = -EINVAL;
 		goto err_no_chan;
@@ -988,29 +863,23 @@ static int __devinit of_fsl_dma_chan_probe(struct of_device *dev,
 			&fdev->common.channels);
 	fdev->common.chancnt++;
 
-	new_fsl_chan->irq = irq_of_parse_and_map(dev->node, 0);
+	new_fsl_chan->irq = irq_of_parse_and_map(node, 0);
 	if (new_fsl_chan->irq != NO_IRQ) {
 		err = request_irq(new_fsl_chan->irq,
 					&fsl_dma_chan_do_interrupt, IRQF_SHARED,
 					"fsldma-channel", new_fsl_chan);
 		if (err) {
-			dev_err(&dev->dev, "DMA channel %s request_irq error "
-				"with return %d\n", dev->node->full_name, err);
+			dev_err(fdev->dev, "DMA channel %s request_irq error "
+				"with return %d\n", node->full_name, err);
 			goto err_no_irq;
 		}
 	}
 
-	err = fsl_dma_self_test(new_fsl_chan);
-	if (err)
-		goto err_self_test;
-
-	dev_info(&dev->dev, "#%d (%s), irq %d\n", new_fsl_chan->id,
-				match->compatible, new_fsl_chan->irq);
+	dev_info(fdev->dev, "#%d (%s), irq %d\n", new_fsl_chan->id,
+				compatible, new_fsl_chan->irq);
 
 	return 0;
 
-err_self_test:
-	free_irq(new_fsl_chan->irq, new_fsl_chan);
 err_no_irq:
 	list_del(&new_fsl_chan->common.device_node);
 err_no_chan:
@@ -1020,38 +889,20 @@ err_no_reg:
 	return err;
 }
 
-const u32 mpc8540_dma_ip_feature = FSL_DMA_IP_85XX | FSL_DMA_BIG_ENDIAN;
-const u32 mpc8349_dma_ip_feature = FSL_DMA_IP_83XX | FSL_DMA_LITTLE_ENDIAN;
-
-static struct of_device_id of_fsl_dma_chan_ids[] = {
-	{
-		.compatible = "fsl,eloplus-dma-channel",
-		.data = (void *)&mpc8540_dma_ip_feature,
-	},
-	{
-		.compatible = "fsl,elo-dma-channel",
-		.data = (void *)&mpc8349_dma_ip_feature,
-	},
-	{}
-};
-
-static struct of_platform_driver of_fsl_dma_chan_driver = {
-	.name = "of-fsl-dma-channel",
-	.match_table = of_fsl_dma_chan_ids,
-	.probe = of_fsl_dma_chan_probe,
-};
-
-static __init int of_fsl_dma_chan_init(void)
+static void fsl_dma_chan_remove(struct fsl_dma_chan *fchan)
 {
-	return of_register_platform_driver(&of_fsl_dma_chan_driver);
+	free_irq(fchan->irq, fchan);
+	list_del(&fchan->common.device_node);
+	iounmap(fchan->reg_base);
+	kfree(fchan);
 }
 
 static int __devinit of_fsl_dma_probe(struct of_device *dev,
 			const struct of_device_id *match)
 {
 	int err;
-	unsigned int irq;
 	struct fsl_dma_device *fdev;
+	struct device_node *child;
 
 	fdev = kzalloc(sizeof(struct fsl_dma_device), GFP_KERNEL);
 	if (!fdev) {
@@ -1085,9 +936,9 @@ static int __devinit of_fsl_dma_probe(struct of_device *dev,
 	fdev->common.device_issue_pending = fsl_dma_memcpy_issue_pending;
 	fdev->common.dev = &dev->dev;
 
-	irq = irq_of_parse_and_map(dev->node, 0);
-	if (irq != NO_IRQ) {
-		err = request_irq(irq, &fsl_dma_do_interrupt, IRQF_SHARED,
+	fdev->irq = irq_of_parse_and_map(dev->node, 0);
+	if (fdev->irq != NO_IRQ) {
+		err = request_irq(fdev->irq, &fsl_dma_do_interrupt, IRQF_SHARED,
 					"fsldma-device", fdev);
 		if (err) {
 			dev_err(&dev->dev, "DMA device request_irq error "
@@ -1097,7 +948,21 @@ static int __devinit of_fsl_dma_probe(struct of_device *dev,
 	}
 
 	dev_set_drvdata(&(dev->dev), fdev);
-	of_platform_bus_probe(dev->node, of_fsl_dma_chan_ids, &dev->dev);
+
+	/* We cannot use of_platform_bus_probe() because there is no
+	 * of_platform_bus_remove.  Instead, we manually instantiate every DMA
+	 * channel object.
+	 */
+	for_each_child_of_node(dev->node, child) {
+		if (of_device_is_compatible(child, "fsl,eloplus-dma-channel"))
+			fsl_dma_chan_probe(fdev, child,
+				FSL_DMA_IP_85XX | FSL_DMA_BIG_ENDIAN,
+				"fsl,eloplus-dma-channel");
+		if (of_device_is_compatible(child, "fsl,elo-dma-channel"))
+			fsl_dma_chan_probe(fdev, child,
+				FSL_DMA_IP_83XX | FSL_DMA_LITTLE_ENDIAN,
+				"fsl,elo-dma-channel");
+	}
 
 	dma_async_device_register(&fdev->common);
 	return 0;
@@ -1109,6 +974,30 @@ err_no_reg:
 	return err;
 }
 
+static int of_fsl_dma_remove(struct of_device *of_dev)
+{
+	struct fsl_dma_device *fdev;
+	unsigned int i;
+
+	fdev = dev_get_drvdata(&of_dev->dev);
+
+	dma_async_device_unregister(&fdev->common);
+
+	for (i = 0; i < FSL_DMA_MAX_CHANS_PER_DEVICE; i++)
+		if (fdev->chan[i])
+			fsl_dma_chan_remove(fdev->chan[i]);
+
+	if (fdev->irq != NO_IRQ)
+		free_irq(fdev->irq, fdev);
+
+	iounmap(fdev->reg_base);
+
+	kfree(fdev);
+	dev_set_drvdata(&of_dev->dev, NULL);
+
+	return 0;
+}
+
 static struct of_device_id of_fsl_dma_ids[] = {
 	{ .compatible = "fsl,eloplus-dma", },
 	{ .compatible = "fsl,elo-dma", },
@@ -1116,15 +1005,32 @@ static struct of_device_id of_fsl_dma_ids[] = {
 };
 
 static struct of_platform_driver of_fsl_dma_driver = {
-	.name = "of-fsl-dma",
+	.name = "fsl-elo-dma",
 	.match_table = of_fsl_dma_ids,
 	.probe = of_fsl_dma_probe,
+	.remove = of_fsl_dma_remove,
 };
 
 static __init int of_fsl_dma_init(void)
 {
-	return of_register_platform_driver(&of_fsl_dma_driver);
+	int ret;
+
+	pr_info("Freescale Elo / Elo Plus DMA driver\n");
+
+	ret = of_register_platform_driver(&of_fsl_dma_driver);
+	if (ret)
+		pr_err("fsldma: failed to register platform driver\n");
+
+	return ret;
+}
+
+static void __exit of_fsl_dma_exit(void)
+{
+	of_unregister_platform_driver(&of_fsl_dma_driver);
 }
 
-subsys_initcall(of_fsl_dma_chan_init);
 subsys_initcall(of_fsl_dma_init);
+module_exit(of_fsl_dma_exit);
+
+MODULE_DESCRIPTION("Freescale Elo / Elo Plus DMA driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/dma/fsldma.h b/drivers/dma/fsldma.h
index 6faf07ba0d0..4f21a512d84 100644
--- a/drivers/dma/fsldma.h
+++ b/drivers/dma/fsldma.h
@@ -114,6 +114,7 @@ struct fsl_dma_device {
 	struct dma_device common;
 	struct fsl_dma_chan *chan[FSL_DMA_MAX_CHANS_PER_DEVICE];
 	u32 feature;		/* The same as DMA channels */
+	int irq;		/* Channel IRQ */
 };
 
 /* Define macros for fsl_dma_chan->feature property */
diff --git a/drivers/dma/ioat_dma.c b/drivers/dma/ioat_dma.c
index bc8c6e3470c..1ef68b31565 100644
--- a/drivers/dma/ioat_dma.c
+++ b/drivers/dma/ioat_dma.c
@@ -971,11 +971,9 @@ static struct ioat_desc_sw *ioat_dma_get_next_descriptor(
 	switch (ioat_chan->device->version) {
 	case IOAT_VER_1_2:
 		return ioat1_dma_get_next_descriptor(ioat_chan);
-		break;
 	case IOAT_VER_2_0:
 	case IOAT_VER_3_0:
 		return ioat2_dma_get_next_descriptor(ioat_chan);
-		break;
 	}
 	return NULL;
 }
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 22edc4273ef..faa1cc66e9c 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1143,7 +1143,7 @@ static void gpiolib_dbg_show(struct seq_file *s, struct gpio_chip *chip)
 
 		if (!is_out) {
 			int		irq = gpio_to_irq(gpio);
-			struct irq_desc	*desc = irq_desc + irq;
+			struct irq_desc	*desc = irq_to_desc(irq);
 
 			/* This races with request_irq(), set_irq_type(),
 			 * and set_irq_wake() ... but those are "rare".
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 9097500de5f..a8b33c2ec8d 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -6,7 +6,7 @@
 #
 menuconfig DRM
 	tristate "Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)"
-	depends on (AGP || AGP=n) && PCI && !EMULATED_CMPXCHG && SHMEM
+	depends on (AGP || AGP=n) && PCI && !EMULATED_CMPXCHG && MMU
 	help
 	  Kernel-level support for the Direct Rendering Infrastructure (DRI)
 	  introduced in XFree86 4.0. If you say Y here, you need to select
diff --git a/drivers/gpu/drm/drm_proc.c b/drivers/gpu/drm/drm_proc.c
index d490db4c0de..ae73b7f7249 100644
--- a/drivers/gpu/drm/drm_proc.c
+++ b/drivers/gpu/drm/drm_proc.c
@@ -522,12 +522,12 @@ static int drm_gem_one_name_info(int id, void *ptr, void *data)
 	struct drm_gem_object *obj = ptr;
 	struct drm_gem_name_info_data   *nid = data;
 
-	DRM_INFO("name %d size %d\n", obj->name, obj->size);
+	DRM_INFO("name %d size %zd\n", obj->name, obj->size);
 	if (nid->eof)
 		return 0;
 
 	nid->len += sprintf(&nid->buf[nid->len],
-			    "%6d%9d%8d%9d\n",
+			    "%6d %8zd %7d %8d\n",
 			    obj->name, obj->size,
 			    atomic_read(&obj->handlecount.refcount),
 			    atomic_read(&obj->refcount.refcount));
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 9ac73dd1b42..dc2e6fdb6ca 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -171,6 +171,37 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data,
 	return 0;
 }
 
+/*
+ * Try to write quickly with an atomic kmap. Return true on success.
+ *
+ * If this fails (which includes a partial write), we'll redo the whole
+ * thing with the slow version.
+ *
+ * This is a workaround for the low performance of iounmap (approximate
+ * 10% cpu cost on normal 3D workloads).  kmap_atomic on HIGHMEM kernels
+ * happens to let us map card memory without taking IPIs.  When the vmap
+ * rework lands we should be able to dump this hack.
+ */
+static inline int fast_user_write(unsigned long pfn, char __user *user_data,
+				  int l, int o)
+{
+#ifdef CONFIG_HIGHMEM
+	unsigned long unwritten;
+	char *vaddr_atomic;
+
+	vaddr_atomic = kmap_atomic_pfn(pfn, KM_USER0);
+#if WATCH_PWRITE
+	DRM_INFO("pwrite i %d o %d l %d pfn %ld vaddr %p\n",
+		 i, o, l, pfn, vaddr_atomic);
+#endif
+	unwritten = __copy_from_user_inatomic_nocache(vaddr_atomic + o, user_data, l);
+	kunmap_atomic(vaddr_atomic, KM_USER0);
+	return !unwritten;
+#else
+	return 0;
+#endif
+}
+
 static int
 i915_gem_gtt_pwrite(struct drm_device *dev, struct drm_gem_object *obj,
 		    struct drm_i915_gem_pwrite *args,
@@ -180,12 +211,7 @@ i915_gem_gtt_pwrite(struct drm_device *dev, struct drm_gem_object *obj,
 	ssize_t remain;
 	loff_t offset;
 	char __user *user_data;
-	char __iomem *vaddr;
-	char *vaddr_atomic;
-	int i, o, l;
 	int ret = 0;
-	unsigned long pfn;
-	unsigned long unwritten;
 
 	user_data = (char __user *) (uintptr_t) args->data_ptr;
 	remain = args->size;
@@ -209,6 +235,9 @@ i915_gem_gtt_pwrite(struct drm_device *dev, struct drm_gem_object *obj,
 	obj_priv->dirty = 1;
 
 	while (remain > 0) {
+		unsigned long pfn;
+		int i, o, l;
+
 		/* Operation in this page
 		 *
 		 * i = page number
@@ -223,25 +252,10 @@ i915_gem_gtt_pwrite(struct drm_device *dev, struct drm_gem_object *obj,
 
 		pfn = (dev->agp->base >> PAGE_SHIFT) + i;
 
-#ifdef CONFIG_HIGHMEM
-		/* This is a workaround for the low performance of iounmap
-		 * (approximate 10% cpu cost on normal 3D workloads).
-		 * kmap_atomic on HIGHMEM kernels happens to let us map card
-		 * memory without taking IPIs.  When the vmap rework lands
-		 * we should be able to dump this hack.
-		 */
-		vaddr_atomic = kmap_atomic_pfn(pfn, KM_USER0);
-#if WATCH_PWRITE
-		DRM_INFO("pwrite i %d o %d l %d pfn %ld vaddr %p\n",
-			 i, o, l, pfn, vaddr_atomic);
-#endif
-		unwritten = __copy_from_user_inatomic_nocache(vaddr_atomic + o,
-							      user_data, l);
-		kunmap_atomic(vaddr_atomic, KM_USER0);
+		if (!fast_user_write(pfn, user_data, l, o)) {
+			unsigned long unwritten;
+			char __iomem *vaddr;
 
-		if (unwritten)
-#endif /* CONFIG_HIGHMEM */
-		{
 			vaddr = ioremap_wc(pfn << PAGE_SHIFT, PAGE_SIZE);
 #if WATCH_PWRITE
 			DRM_INFO("pwrite slow i %d o %d l %d "
diff --git a/drivers/i2c/busses/i2c-amd756.c b/drivers/i2c/busses/i2c-amd756.c
index 1ea39254dac..424dad6f18d 100644
--- a/drivers/i2c/busses/i2c-amd756.c
+++ b/drivers/i2c/busses/i2c-amd756.c
@@ -332,10 +332,6 @@ static int __devinit amd756_probe(struct pci_dev *pdev,
 	int error;
 	u8 temp;
 	
-	/* driver_data might come from user-space, so check it */
-	if (id->driver_data >= ARRAY_SIZE(chipname))
-		return -EINVAL;
-
 	if (amd756_ioport) {
 		dev_err(&pdev->dev, "Only one device supported "
 		       "(you have a strange motherboard, btw)\n");
@@ -412,7 +408,6 @@ static struct pci_driver amd756_driver = {
 	.id_table	= amd756_ids,
 	.probe		= amd756_probe,
 	.remove		= __devexit_p(amd756_remove),
-	.dynids.use_driver_data = 1,
 };
 
 static int __init amd756_init(void)
diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c
index 73dc52e114e..9f194d9efd9 100644
--- a/drivers/i2c/busses/i2c-viapro.c
+++ b/drivers/i2c/busses/i2c-viapro.c
@@ -332,10 +332,6 @@ static int __devinit vt596_probe(struct pci_dev *pdev,
 	unsigned char temp;
 	int error = -ENODEV;
 
-	/* driver_data might come from user-space, so check it */
-	if (id->driver_data & 1 || id->driver_data > 0xff)
-		return -EINVAL;
-
 	/* Determine the address of the SMBus areas */
 	if (force_addr) {
 		vt596_smba = force_addr & 0xfff0;
@@ -483,7 +479,6 @@ static struct pci_driver vt596_driver = {
 	.name		= "vt596_smbus",
 	.id_table	= vt596_ids,
 	.probe		= vt596_probe,
-	.dynids.use_driver_data = 1,
 };
 
 static int __init i2c_vt596_init(void)
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index 74a369a6116..a820ca6fc32 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -84,21 +84,40 @@ config BLK_DEV_IDE_SATA
 
 	  If unsure, say N.
 
-config BLK_DEV_IDEDISK
-	tristate "Include IDE/ATA-2 DISK support"
-	---help---
-	  This will include enhanced support for MFM/RLL/IDE hard disks.  If
-	  you have a MFM/RLL/IDE disk, and there is no special reason to use
-	  the old hard disk driver instead, say Y.  If you have an SCSI-only
-	  system, you can say N here.
+config IDE_GD
+	tristate "generic ATA/ATAPI disk support"
+	default y
+	help
+	  Support for ATA/ATAPI disks (including ATAPI floppy drives).
 
-	  To compile this driver as a module, choose M here: the
-	  module will be called ide-disk.
-	  Do not compile this driver as a module if your root file system
-	  (the one containing the directory /) is located on the IDE disk.
+	  To compile this driver as a module, choose M here.
+	  The module will be called ide-gd_mod.
+
+	  If unsure, say Y.
+
+config IDE_GD_ATA
+	bool "ATA disk support"
+	depends on IDE_GD
+	default y
+	help
+	  This will include support for ATA hard disks.
 
 	  If unsure, say Y.
 
+config IDE_GD_ATAPI
+	bool "ATAPI floppy support"
+	depends on IDE_GD
+	select IDE_ATAPI
+	help
+	  This will include support for ATAPI floppy drives
+	  (i.e. Iomega ZIP or MKE LS-120).
+
+	  For information about jumper settings and the question
+	  of when a ZIP drive uses a partition table, see
+	  <http://www.win.tue.nl/~aeb/linux/zip/zip-1.html>.
+
+	  If unsure, say N.
+
 config BLK_DEV_IDECS
 	tristate "PCMCIA IDE support"
 	depends on PCMCIA
@@ -163,29 +182,6 @@ config BLK_DEV_IDETAPE
 	  To compile this driver as a module, choose M here: the
 	  module will be called ide-tape.
 
-config BLK_DEV_IDEFLOPPY
-	tristate "Include IDE/ATAPI FLOPPY support"
-	select IDE_ATAPI
-	---help---
-	  If you have an IDE floppy drive which uses the ATAPI protocol,
-	  answer Y.  ATAPI is a newer protocol used by IDE CD-ROM/tape/floppy
-	  drives, similar to the SCSI protocol.
-
-	  The LS-120 and the IDE/ATAPI Iomega ZIP drive are also supported by
-	  this driver. For information about jumper settings and the question
-	  of when a ZIP drive uses a partition table, see
-	  <http://www.win.tue.nl/~aeb/linux/zip/zip-1.html>.
-	  (ATAPI PD-CD/CDR drives are not supported by this driver; support
-	  for PD-CD/CDR drives is available if you answer Y to
-	  "SCSI emulation support", below).
-
-	  If you say Y here, the FLOPPY drive will be identified along with
-	  other IDE devices, as "hdb" or "hdc", or something similar (check
-	  the boot messages with dmesg).
-
-	  To compile this driver as a module, choose M here: the
-	  module will be called ide-floppy.
-
 config BLK_DEV_IDESCSI
 	tristate "SCSI emulation support (DEPRECATED)"
 	depends on SCSI
@@ -332,7 +328,7 @@ config IDEPCI_PCIBUS_ORDER
 # TODO: split it on per host driver config options (or module parameters)
 config BLK_DEV_OFFBOARD
 	bool "Boot off-board chipsets first support (DEPRECATED)"
-	depends on BLK_DEV_IDEPCI && (BLK_DEV_AEC62XX || BLK_DEV_GENERIC || BLK_DEV_HPT34X || BLK_DEV_HPT366 || BLK_DEV_PDC202XX_NEW || BLK_DEV_PDC202XX_OLD || BLK_DEV_TC86C001)
+	depends on BLK_DEV_IDEPCI && (BLK_DEV_AEC62XX || BLK_DEV_GENERIC || BLK_DEV_HPT366 || BLK_DEV_PDC202XX_NEW || BLK_DEV_PDC202XX_OLD || BLK_DEV_TC86C001)
 	help
 	  Normally, IDE controllers built into the motherboard (on-board
 	  controllers) are assigned to ide0 and ide1 while those on add-in PCI
@@ -482,28 +478,6 @@ config BLK_DEV_CS5535
 
 	  It is safe to say Y to this question.
 
-config BLK_DEV_HPT34X
-	tristate "HPT34X chipset support"
-	depends on BROKEN
-	select BLK_DEV_IDEDMA_PCI
-	help
-	  This driver adds up to 4 more EIDE devices sharing a single
-	  interrupt. The HPT343 chipset in its current form is a non-bootable
-	  controller; the HPT345/HPT363 chipset is a bootable (needs BIOS FIX)
-	  PCI UDMA controllers. This driver requires dynamic tuning of the
-	  chipset during the ide-probe at boot time. It is reported to support
-	  DVD II drives, by the manufacturer.
-
-config HPT34X_AUTODMA
-	bool "HPT34X AUTODMA support (EXPERIMENTAL)"
-	depends on BLK_DEV_HPT34X && EXPERIMENTAL
-	help
-	  This is a dangerous thing to attempt currently! Please read the
-	  comments at the top of <file:drivers/ide/pci/hpt34x.c>.  If you say Y
-	  here, then say Y to "Use DMA by default when available" as well.
-
-	  If unsure, say N.
-
 config BLK_DEV_HPT366
 	tristate "HPT36X/37X chipset support"
 	select BLK_DEV_IDEDMA_PCI
diff --git a/drivers/ide/Makefile b/drivers/ide/Makefile
index ceaf779054e..093d3248ca8 100644
--- a/drivers/ide/Makefile
+++ b/drivers/ide/Makefile
@@ -37,18 +37,25 @@ obj-$(CONFIG_IDE_H8300)			+= h8300/
 obj-$(CONFIG_IDE_GENERIC)		+= ide-generic.o
 obj-$(CONFIG_BLK_DEV_IDEPNP)		+= ide-pnp.o
 
-ide-disk_mod-y += ide-disk.o ide-disk_ioctl.o
+ide-gd_mod-y += ide-gd.o
 ide-cd_mod-y += ide-cd.o ide-cd_ioctl.o ide-cd_verbose.o
-ide-floppy_mod-y += ide-floppy.o ide-floppy_ioctl.o
 
+ifeq ($(CONFIG_IDE_GD_ATA), y)
+	ide-gd_mod-y += ide-disk.o ide-disk_ioctl.o
 ifeq ($(CONFIG_IDE_PROC_FS), y)
-	ide-disk_mod-y += ide-disk_proc.o
-	ide-floppy_mod-y += ide-floppy_proc.o
+	ide-gd_mod-y += ide-disk_proc.o
+endif
+endif
+
+ifeq ($(CONFIG_IDE_GD_ATAPI), y)
+	ide-gd_mod-y += ide-floppy.o ide-floppy_ioctl.o
+ifeq ($(CONFIG_IDE_PROC_FS), y)
+	ide-gd_mod-y += ide-floppy_proc.o
+endif
 endif
 
-obj-$(CONFIG_BLK_DEV_IDEDISK)		+= ide-disk_mod.o
+obj-$(CONFIG_IDE_GD)			+= ide-gd_mod.o
 obj-$(CONFIG_BLK_DEV_IDECD)		+= ide-cd_mod.o
-obj-$(CONFIG_BLK_DEV_IDEFLOPPY)		+= ide-floppy_mod.o
 obj-$(CONFIG_BLK_DEV_IDETAPE)		+= ide-tape.o
 
 ifeq ($(CONFIG_BLK_DEV_IDECS), y)
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index 2e305714c20..4e58b9e7a58 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -191,7 +191,7 @@ int ide_set_media_lock(ide_drive_t *drive, struct gendisk *disk, int on)
 {
 	struct ide_atapi_pc pc;
 
-	if (drive->atapi_flags & IDE_AFLAG_NO_DOORLOCK)
+	if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) == 0)
 		return 0;
 
 	ide_init_pc(&pc);
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 3308b1cd3a3..13265a8827d 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -99,7 +99,7 @@ static void ide_cd_put(struct cdrom_info *cd)
 /* Mark that we've seen a media change and invalidate our internal buffers. */
 static void cdrom_saw_media_change(ide_drive_t *drive)
 {
-	drive->atapi_flags |= IDE_AFLAG_MEDIA_CHANGED;
+	drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;
 	drive->atapi_flags &= ~IDE_AFLAG_TOC_VALID;
 }
 
@@ -340,8 +340,8 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
 	}
 
 	ide_debug_log(IDE_DBG_RQ, "%s: stat: 0x%x, good_stat: 0x%x, "
-		      "rq->cmd_type: 0x%x, err: 0x%x\n", __func__, stat,
-		      good_stat, rq->cmd_type, err);
+		      "rq->cmd[0]: 0x%x, rq->cmd_type: 0x%x, err: 0x%x\n",
+		      __func__, stat, good_stat, rq->cmd[0], rq->cmd_type, err);
 
 	if (blk_sense_request(rq)) {
 		/*
@@ -843,13 +843,10 @@ static void ide_cd_restore_request(ide_drive_t *drive, struct request *rq)
 	rq->q->prep_rq_fn(rq->q, rq);
 }
 
-/*
- * All other packet commands.
- */
 static void ide_cd_request_sense_fixup(ide_drive_t *drive, struct request *rq)
 {
-
-	ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+	ide_debug_log(IDE_DBG_FUNC, "Call %s, rq->cmd[0]: 0x%x\n",
+		      __func__, rq->cmd[0]);
 
 	/*
 	 * Some of the trailing request sense fields are optional,
@@ -876,7 +873,7 @@ int ide_cd_queue_pc(ide_drive_t *drive, const unsigned char *cmd,
 	if (!sense)
 		sense = &local_sense;
 
-	ide_debug_log(IDE_DBG_PC, "Call %s, rq->cmd[0]: 0x%x, write: 0x%x, "
+	ide_debug_log(IDE_DBG_PC, "Call %s, cmd[0]: 0x%x, write: 0x%x, "
 		      "timeout: %d, cmd_flags: 0x%x\n", __func__, cmd[0], write,
 		      timeout, cmd_flags);
 
@@ -1177,8 +1174,9 @@ static ide_startstop_t cdrom_start_rw(ide_drive_t *drive, struct request *rq)
 	unsigned short sectors_per_frame =
 		queue_hardsect_size(drive->queue) >> SECTOR_BITS;
 
-	ide_debug_log(IDE_DBG_RQ, "Call %s, write: 0x%x, secs_per_frame: %u\n",
-		      __func__, write, sectors_per_frame);
+	ide_debug_log(IDE_DBG_RQ, "Call %s, rq->cmd[0]: 0x%x, write: 0x%x, "
+		      "secs_per_frame: %u\n",
+		      __func__, rq->cmd[0], write, sectors_per_frame);
 
 	if (write) {
 		/* disk has become write protected */
@@ -1221,7 +1219,8 @@ static ide_startstop_t cdrom_do_newpc_cont(ide_drive_t *drive)
 static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
 {
 
-	ide_debug_log(IDE_DBG_PC, "Call %s, rq->cmd_type: 0x%x\n", __func__,
+	ide_debug_log(IDE_DBG_PC, "Call %s, rq->cmd[0]: 0x%x, "
+		      "rq->cmd_type: 0x%x\n", __func__, rq->cmd[0],
 		      rq->cmd_type);
 
 	if (blk_pc_request(rq))
@@ -1257,9 +1256,6 @@ static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
 	}
 }
 
-/*
- * cdrom driver request routine.
- */
 static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
 					sector_t block)
 {
@@ -1267,8 +1263,10 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
 	ide_handler_t *fn;
 	int xferlen;
 
-	ide_debug_log(IDE_DBG_RQ, "Call %s, rq->cmd_type: 0x%x, block: %llu\n",
-		      __func__, rq->cmd_type, (unsigned long long)block);
+	ide_debug_log(IDE_DBG_RQ, "Call %s, rq->cmd[0]: 0x%x, "
+		      "rq->cmd_type: 0x%x, block: %llu\n",
+		      __func__, rq->cmd[0], rq->cmd_type,
+		      (unsigned long long)block);
 
 	if (blk_fs_request(rq)) {
 		if (drive->atapi_flags & IDE_AFLAG_SEEKING) {
@@ -1412,6 +1410,10 @@ static int cdrom_read_capacity(ide_drive_t *drive, unsigned long *capacity,
 
 	*capacity = 1 + be32_to_cpu(capbuf.lba);
 	*sectors_per_frame = blocklen >> SECTOR_BITS;
+
+	ide_debug_log(IDE_DBG_PROBE, "%s: cap: %lu, sectors_per_frame: %lu\n",
+		      __func__, *capacity, *sectors_per_frame);
+
 	return 0;
 }
 
@@ -1643,6 +1645,9 @@ void ide_cdrom_update_speed(ide_drive_t *drive, u8 *buf)
 		maxspeed = be16_to_cpup((__be16 *)&buf[8 + 8]);
 	}
 
+	ide_debug_log(IDE_DBG_PROBE, "%s: curspeed: %u, maxspeed: %u\n",
+		      __func__, curspeed, maxspeed);
+
 	cd->current_speed = (curspeed + (176/2)) / 176;
 	cd->max_speed = (maxspeed + (176/2)) / 176;
 }
@@ -1732,7 +1737,7 @@ static int ide_cdrom_probe_capabilities(ide_drive_t *drive)
 		return 0;
 
 	if ((buf[8 + 6] & 0x01) == 0)
-		drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK;
+		drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
 	if (buf[8 + 6] & 0x08)
 		drive->atapi_flags &= ~IDE_AFLAG_NO_EJECT;
 	if (buf[8 + 3] & 0x01)
@@ -1777,7 +1782,7 @@ static int ide_cdrom_probe_capabilities(ide_drive_t *drive)
 	if ((cdi->mask & CDC_DVD_R) == 0 || (cdi->mask & CDC_DVD_RAM) == 0)
 		printk(KERN_CONT " DVD%s%s",
 				 (cdi->mask & CDC_DVD_R) ? "" : "-R",
-				 (cdi->mask & CDC_DVD_RAM) ? "" : "-RAM");
+				 (cdi->mask & CDC_DVD_RAM) ? "" : "/RAM");
 
 	if ((cdi->mask & CDC_CD_R) == 0 || (cdi->mask & CDC_CD_RW) == 0)
 		printk(KERN_CONT " CD%s%s",
@@ -1908,6 +1913,16 @@ static const struct ide_proc_devset idecd_settings[] = {
 	IDE_PROC_DEVSET(dsc_overlap, 0, 1),
 	{ 0 },
 };
+
+static ide_proc_entry_t *ide_cd_proc_entries(ide_drive_t *drive)
+{
+	return idecd_proc;
+}
+
+static const struct ide_proc_devset *ide_cd_proc_devsets(ide_drive_t *drive)
+{
+	return idecd_settings;
+}
 #endif
 
 static const struct cd_list_entry ide_cd_quirks_list[] = {
@@ -1986,8 +2001,8 @@ static int ide_cdrom_setup(ide_drive_t *drive)
 	if (!drive->queue->unplug_delay)
 		drive->queue->unplug_delay = 1;
 
-	drive->atapi_flags = IDE_AFLAG_MEDIA_CHANGED | IDE_AFLAG_NO_EJECT |
-		       ide_cd_flags(id);
+	drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;
+	drive->atapi_flags = IDE_AFLAG_NO_EJECT | ide_cd_flags(id);
 
 	if ((drive->atapi_flags & IDE_AFLAG_VERTOS_300_SSD) &&
 	    fw_rev[4] == '1' && fw_rev[6] <= '2')
@@ -2069,8 +2084,8 @@ static ide_driver_t ide_cdrom_driver = {
 	.end_request		= ide_end_request,
 	.error			= __ide_error,
 #ifdef CONFIG_IDE_PROC_FS
-	.proc			= idecd_proc,
-	.settings		= idecd_settings,
+	.proc_entries		= ide_cd_proc_entries,
+	.proc_devsets		= ide_cd_proc_devsets,
 #endif
 };
 
diff --git a/drivers/ide/ide-cd_ioctl.c b/drivers/ide/ide-cd_ioctl.c
index 74231b41f61..df3df0041eb 100644
--- a/drivers/ide/ide-cd_ioctl.c
+++ b/drivers/ide/ide-cd_ioctl.c
@@ -86,8 +86,8 @@ int ide_cdrom_check_media_change_real(struct cdrom_device_info *cdi,
 
 	if (slot_nr == CDSL_CURRENT) {
 		(void) cdrom_check_status(drive, NULL);
-		retval = (drive->atapi_flags & IDE_AFLAG_MEDIA_CHANGED) ? 1 : 0;
-		drive->atapi_flags &= ~IDE_AFLAG_MEDIA_CHANGED;
+		retval = (drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED) ? 1 : 0;
+		drive->dev_flags &= ~IDE_DFLAG_MEDIA_CHANGED;
 		return retval;
 	} else {
 		return -EINVAL;
@@ -136,7 +136,7 @@ int ide_cd_lockdoor(ide_drive_t *drive, int lockflag,
 		sense = &my_sense;
 
 	/* If the drive cannot lock the door, just pretend. */
-	if (drive->atapi_flags & IDE_AFLAG_NO_DOORLOCK) {
+	if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) == 0) {
 		stat = 0;
 	} else {
 		unsigned char cmd[BLK_MAX_CDB];
@@ -157,7 +157,7 @@ int ide_cd_lockdoor(ide_drive_t *drive, int lockflag,
 	    (sense->asc == 0x24 || sense->asc == 0x20)) {
 		printk(KERN_ERR "%s: door locking not supported\n",
 			drive->name);
-		drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK;
+		drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
 		stat = 0;
 	}
 
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 3853bde8eed..223750c1b5a 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -14,9 +14,6 @@
  * This is the IDE/ATA disk driver, as evolved from hd.c and ide.c.
  */
 
-#define IDEDISK_VERSION	"1.18"
-
-#include <linux/module.h>
 #include <linux/types.h>
 #include <linux/string.h>
 #include <linux/kernel.h>
@@ -39,46 +36,8 @@
 #include <asm/io.h>
 #include <asm/div64.h>
 
-#if !defined(CONFIG_DEBUG_BLOCK_EXT_DEVT)
-#define IDE_DISK_MINORS		(1 << PARTN_BITS)
-#else
-#define IDE_DISK_MINORS		0
-#endif
-
 #include "ide-disk.h"
 
-static DEFINE_MUTEX(idedisk_ref_mutex);
-
-#define to_ide_disk(obj) container_of(obj, struct ide_disk_obj, kref)
-
-static void ide_disk_release(struct kref *);
-
-static struct ide_disk_obj *ide_disk_get(struct gendisk *disk)
-{
-	struct ide_disk_obj *idkp = NULL;
-
-	mutex_lock(&idedisk_ref_mutex);
-	idkp = ide_disk_g(disk);
-	if (idkp) {
-		if (ide_device_get(idkp->drive))
-			idkp = NULL;
-		else
-			kref_get(&idkp->kref);
-	}
-	mutex_unlock(&idedisk_ref_mutex);
-	return idkp;
-}
-
-static void ide_disk_put(struct ide_disk_obj *idkp)
-{
-	ide_drive_t *drive = idkp->drive;
-
-	mutex_lock(&idedisk_ref_mutex);
-	kref_put(&idkp->kref, ide_disk_release);
-	ide_device_put(drive);
-	mutex_unlock(&idedisk_ref_mutex);
-}
-
 static const u8 ide_rw_cmds[] = {
 	ATA_CMD_READ_MULTI,
 	ATA_CMD_WRITE_MULTI,
@@ -374,7 +333,7 @@ static void idedisk_check_hpa(ide_drive_t *drive)
 	}
 }
 
-static void init_idedisk_capacity(ide_drive_t *drive)
+static int ide_disk_get_capacity(ide_drive_t *drive)
 {
 	u16 *id = drive->id;
 	int lba;
@@ -403,11 +362,28 @@ static void init_idedisk_capacity(ide_drive_t *drive)
 		if (ata_id_hpa_enabled(id))
 			idedisk_check_hpa(drive);
 	}
-}
 
-sector_t ide_disk_capacity(ide_drive_t *drive)
-{
-	return drive->capacity64;
+	/* limit drive capacity to 137GB if LBA48 cannot be used */
+	if ((drive->dev_flags & IDE_DFLAG_LBA48) == 0 &&
+	    drive->capacity64 > 1ULL << 28) {
+		printk(KERN_WARNING "%s: cannot use LBA48 - full capacity "
+		       "%llu sectors (%llu MB)\n",
+		       drive->name, (unsigned long long)drive->capacity64,
+		       sectors_to_MB(drive->capacity64));
+		drive->capacity64 = 1ULL << 28;
+	}
+
+	if ((drive->hwif->host_flags & IDE_HFLAG_NO_LBA48_DMA) &&
+	    (drive->dev_flags & IDE_DFLAG_LBA48)) {
+		if (drive->capacity64 > 1ULL << 28) {
+			printk(KERN_INFO "%s: cannot use LBA48 DMA - PIO mode"
+					 " will be used for accessing sectors "
+					 "> %u\n", drive->name, 1 << 28);
+		} else
+			drive->dev_flags &= ~IDE_DFLAG_LBA48;
+	}
+
+	return 0;
 }
 
 static void idedisk_prepare_flush(struct request_queue *q, struct request *rq)
@@ -508,7 +484,7 @@ static void update_ordered(ide_drive_t *drive)
 		 * time we have trimmed the drive capacity if LBA48 is
 		 * not available so we don't need to recheck that.
 		 */
-		capacity = ide_disk_capacity(drive);
+		capacity = ide_gd_capacity(drive);
 		barrier = ata_id_flush_enabled(id) &&
 			(drive->dev_flags & IDE_DFLAG_NOFLUSH) == 0 &&
 			((drive->dev_flags & IDE_DFLAG_LBA48) == 0 ||
@@ -616,7 +592,12 @@ ide_ext_devset_rw(wcache, wcache);
 
 ide_ext_devset_rw_sync(nowerr, nowerr);
 
-static void idedisk_setup(ide_drive_t *drive)
+static int ide_disk_check(ide_drive_t *drive, const char *s)
+{
+	return 1;
+}
+
+static void ide_disk_setup(ide_drive_t *drive)
 {
 	struct ide_disk_obj *idkp = drive->driver_data;
 	ide_hwif_t *hwif = drive->hwif;
@@ -652,33 +633,13 @@ static void idedisk_setup(ide_drive_t *drive)
 			 drive->queue->max_sectors / 2);
 
 	/* calculate drive capacity, and select LBA if possible */
-	init_idedisk_capacity(drive);
-
-	/* limit drive capacity to 137GB if LBA48 cannot be used */
-	if ((drive->dev_flags & IDE_DFLAG_LBA48) == 0 &&
-	    drive->capacity64 > 1ULL << 28) {
-		printk(KERN_WARNING "%s: cannot use LBA48 - full capacity "
-		       "%llu sectors (%llu MB)\n",
-		       drive->name, (unsigned long long)drive->capacity64,
-		       sectors_to_MB(drive->capacity64));
-		drive->capacity64 = 1ULL << 28;
-	}
-
-	if ((hwif->host_flags & IDE_HFLAG_NO_LBA48_DMA) &&
-	    (drive->dev_flags & IDE_DFLAG_LBA48)) {
-		if (drive->capacity64 > 1ULL << 28) {
-			printk(KERN_INFO "%s: cannot use LBA48 DMA - PIO mode"
-					 " will be used for accessing sectors "
-					 "> %u\n", drive->name, 1 << 28);
-		} else
-			drive->dev_flags &= ~IDE_DFLAG_LBA48;
-	}
+	ide_disk_get_capacity(drive);
 
 	/*
 	 * if possible, give fdisk access to more of the drive,
 	 * by correcting bios_cyls:
 	 */
-	capacity = ide_disk_capacity(drive);
+	capacity = ide_gd_capacity(drive);
 
 	if ((drive->dev_flags & IDE_DFLAG_FORCED_GEOM) == 0) {
 		if (ata_id_lba48_enabled(drive->id)) {
@@ -718,9 +679,17 @@ static void idedisk_setup(ide_drive_t *drive)
 		drive->dev_flags |= IDE_DFLAG_WCACHE;
 
 	set_wcache(drive, 1);
+
+	if ((drive->dev_flags & IDE_DFLAG_LBA) == 0 &&
+	    (drive->head == 0 || drive->head > 16)) {
+		printk(KERN_ERR "%s: invalid geometry: %d physical heads?\n",
+			drive->name, drive->head);
+		drive->dev_flags &= ~IDE_DFLAG_ATTACH;
+	} else
+		drive->dev_flags |= IDE_DFLAG_ATTACH;
 }
 
-static void ide_cacheflush_p(ide_drive_t *drive)
+static void ide_disk_flush(ide_drive_t *drive)
 {
 	if (ata_id_flush_enabled(drive->id) == 0 ||
 	    (drive->dev_flags & IDE_DFLAG_WCACHE) == 0)
@@ -730,267 +699,40 @@ static void ide_cacheflush_p(ide_drive_t *drive)
 		printk(KERN_INFO "%s: wcache flush failed!\n", drive->name);
 }
 
-static void ide_disk_remove(ide_drive_t *drive)
-{
-	struct ide_disk_obj *idkp = drive->driver_data;
-	struct gendisk *g = idkp->disk;
-
-	ide_proc_unregister_driver(drive, idkp->driver);
-
-	del_gendisk(g);
-
-	ide_cacheflush_p(drive);
-
-	ide_disk_put(idkp);
-}
-
-static void ide_disk_release(struct kref *kref)
-{
-	struct ide_disk_obj *idkp = to_ide_disk(kref);
-	ide_drive_t *drive = idkp->drive;
-	struct gendisk *g = idkp->disk;
-
-	drive->driver_data = NULL;
-	g->private_data = NULL;
-	put_disk(g);
-	kfree(idkp);
-}
-
-static int ide_disk_probe(ide_drive_t *drive);
-
-/*
- * On HPA drives the capacity needs to be
- * reinitilized on resume otherwise the disk
- * can not be used and a hard reset is required
- */
-static void ide_disk_resume(ide_drive_t *drive)
+static int ide_disk_init_media(ide_drive_t *drive, struct gendisk *disk)
 {
-	if (ata_id_hpa_enabled(drive->id))
-		init_idedisk_capacity(drive);
-}
-
-static void ide_device_shutdown(ide_drive_t *drive)
-{
-#ifdef	CONFIG_ALPHA
-	/* On Alpha, halt(8) doesn't actually turn the machine off,
-	   it puts you into the sort of firmware monitor. Typically,
-	   it's used to boot another kernel image, so it's not much
-	   different from reboot(8). Therefore, we don't need to
-	   spin down the disk in this case, especially since Alpha
-	   firmware doesn't handle disks in standby mode properly.
-	   On the other hand, it's reasonably safe to turn the power
-	   off when the shutdown process reaches the firmware prompt,
-	   as the firmware initialization takes rather long time -
-	   at least 10 seconds, which should be sufficient for
-	   the disk to expire its write cache. */
-	if (system_state != SYSTEM_POWER_OFF) {
-#else
-	if (system_state == SYSTEM_RESTART) {
-#endif
-		ide_cacheflush_p(drive);
-		return;
-	}
-
-	printk(KERN_INFO "Shutdown: %s\n", drive->name);
-
-	drive->gendev.bus->suspend(&drive->gendev, PMSG_SUSPEND);
+	return 0;
 }
 
-static ide_driver_t idedisk_driver = {
-	.gen_driver = {
-		.owner		= THIS_MODULE,
-		.name		= "ide-disk",
-		.bus		= &ide_bus_type,
-	},
-	.probe			= ide_disk_probe,
-	.remove			= ide_disk_remove,
-	.resume			= ide_disk_resume,
-	.shutdown		= ide_device_shutdown,
-	.version		= IDEDISK_VERSION,
-	.do_request		= ide_do_rw_disk,
-	.end_request		= ide_end_request,
-	.error			= __ide_error,
-#ifdef CONFIG_IDE_PROC_FS
-	.proc			= ide_disk_proc,
-	.settings		= ide_disk_settings,
-#endif
-};
-
-static int idedisk_set_doorlock(ide_drive_t *drive, int on)
+static int ide_disk_set_doorlock(ide_drive_t *drive, struct gendisk *disk,
+				 int on)
 {
 	ide_task_t task;
+	int ret;
+
+	if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) == 0)
+		return 0;
 
 	memset(&task, 0, sizeof(task));
 	task.tf.command = on ? ATA_CMD_MEDIA_LOCK : ATA_CMD_MEDIA_UNLOCK;
 	task.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE;
 
-	return ide_no_data_taskfile(drive, &task);
-}
-
-static int idedisk_open(struct inode *inode, struct file *filp)
-{
-	struct gendisk *disk = inode->i_bdev->bd_disk;
-	struct ide_disk_obj *idkp;
-	ide_drive_t *drive;
-
-	idkp = ide_disk_get(disk);
-	if (idkp == NULL)
-		return -ENXIO;
-
-	drive = idkp->drive;
-
-	idkp->openers++;
-
-	if ((drive->dev_flags & IDE_DFLAG_REMOVABLE) && idkp->openers == 1) {
-		check_disk_change(inode->i_bdev);
-		/*
-		 * Ignore the return code from door_lock,
-		 * since the open() has already succeeded,
-		 * and the door_lock is irrelevant at this point.
-		 */
-		if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) &&
-		    idedisk_set_doorlock(drive, 1))
-			drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
-	}
-	return 0;
-}
-
-static int idedisk_release(struct inode *inode, struct file *filp)
-{
-	struct gendisk *disk = inode->i_bdev->bd_disk;
-	struct ide_disk_obj *idkp = ide_disk_g(disk);
-	ide_drive_t *drive = idkp->drive;
-
-	if (idkp->openers == 1)
-		ide_cacheflush_p(drive);
-
-	if ((drive->dev_flags & IDE_DFLAG_REMOVABLE) && idkp->openers == 1) {
-		if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) &&
-		    idedisk_set_doorlock(drive, 0))
-			drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
-	}
+	ret = ide_no_data_taskfile(drive, &task);
 
-	idkp->openers--;
+	if (ret)
+		drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
 
-	ide_disk_put(idkp);
-
-	return 0;
-}
-
-static int idedisk_getgeo(struct block_device *bdev, struct hd_geometry *geo)
-{
-	struct ide_disk_obj *idkp = ide_disk_g(bdev->bd_disk);
-	ide_drive_t *drive = idkp->drive;
-
-	geo->heads = drive->bios_head;
-	geo->sectors = drive->bios_sect;
-	geo->cylinders = (u16)drive->bios_cyl; /* truncate */
-	return 0;
+	return ret;
 }
 
-static int idedisk_media_changed(struct gendisk *disk)
-{
-	struct ide_disk_obj *idkp = ide_disk_g(disk);
-	ide_drive_t *drive = idkp->drive;
-
-	/* do not scan partitions twice if this is a removable device */
-	if (drive->dev_flags & IDE_DFLAG_ATTACH) {
-		drive->dev_flags &= ~IDE_DFLAG_ATTACH;
-		return 0;
-	}
-
-	/* if removable, always assume it was changed */
-	return !!(drive->dev_flags & IDE_DFLAG_REMOVABLE);
-}
-
-static int idedisk_revalidate_disk(struct gendisk *disk)
-{
-	struct ide_disk_obj *idkp = ide_disk_g(disk);
-	set_capacity(disk, ide_disk_capacity(idkp->drive));
-	return 0;
-}
-
-static struct block_device_operations idedisk_ops = {
-	.owner			= THIS_MODULE,
-	.open			= idedisk_open,
-	.release		= idedisk_release,
-	.ioctl			= ide_disk_ioctl,
-	.getgeo			= idedisk_getgeo,
-	.media_changed		= idedisk_media_changed,
-	.revalidate_disk	= idedisk_revalidate_disk
+const struct ide_disk_ops ide_ata_disk_ops = {
+	.check		= ide_disk_check,
+	.get_capacity	= ide_disk_get_capacity,
+	.setup		= ide_disk_setup,
+	.flush		= ide_disk_flush,
+	.init_media	= ide_disk_init_media,
+	.set_doorlock	= ide_disk_set_doorlock,
+	.do_request	= ide_do_rw_disk,
+	.end_request	= ide_end_request,
+	.ioctl		= ide_disk_ioctl,
 };
-
-MODULE_DESCRIPTION("ATA DISK Driver");
-
-static int ide_disk_probe(ide_drive_t *drive)
-{
-	struct ide_disk_obj *idkp;
-	struct gendisk *g;
-
-	/* strstr("foo", "") is non-NULL */
-	if (!strstr("ide-disk", drive->driver_req))
-		goto failed;
-
-	if (drive->media != ide_disk)
-		goto failed;
-
-	idkp = kzalloc(sizeof(*idkp), GFP_KERNEL);
-	if (!idkp)
-		goto failed;
-
-	g = alloc_disk_node(IDE_DISK_MINORS, hwif_to_node(drive->hwif));
-	if (!g)
-		goto out_free_idkp;
-
-	ide_init_disk(g, drive);
-
-	kref_init(&idkp->kref);
-
-	idkp->drive = drive;
-	idkp->driver = &idedisk_driver;
-	idkp->disk = g;
-
-	g->private_data = &idkp->driver;
-
-	drive->driver_data = idkp;
-
-	idedisk_setup(drive);
-	if ((drive->dev_flags & IDE_DFLAG_LBA) == 0 &&
-	    (drive->head == 0 || drive->head > 16)) {
-		printk(KERN_ERR "%s: INVALID GEOMETRY: %d PHYSICAL HEADS?\n",
-			drive->name, drive->head);
-		drive->dev_flags &= ~IDE_DFLAG_ATTACH;
-	} else
-		drive->dev_flags |= IDE_DFLAG_ATTACH;
-
-	g->minors = IDE_DISK_MINORS;
-	g->driverfs_dev = &drive->gendev;
-	g->flags |= GENHD_FL_EXT_DEVT;
-	if (drive->dev_flags & IDE_DFLAG_REMOVABLE)
-		g->flags = GENHD_FL_REMOVABLE;
-	set_capacity(g, ide_disk_capacity(drive));
-	g->fops = &idedisk_ops;
-	add_disk(g);
-	return 0;
-
-out_free_idkp:
-	kfree(idkp);
-failed:
-	return -ENODEV;
-}
-
-static void __exit idedisk_exit(void)
-{
-	driver_unregister(&idedisk_driver.gen_driver);
-}
-
-static int __init idedisk_init(void)
-{
-	return driver_register(&idedisk_driver.gen_driver);
-}
-
-MODULE_ALIAS("ide:*m-disk*");
-MODULE_ALIAS("ide-disk");
-module_init(idedisk_init);
-module_exit(idedisk_exit);
-MODULE_LICENSE("GPL");
diff --git a/drivers/ide/ide-disk.h b/drivers/ide/ide-disk.h
index a82fa435566..b234b0feaf7 100644
--- a/drivers/ide/ide-disk.h
+++ b/drivers/ide/ide-disk.h
@@ -1,19 +1,11 @@
 #ifndef __IDE_DISK_H
 #define __IDE_DISK_H
 
-struct ide_disk_obj {
-	ide_drive_t	*drive;
-	ide_driver_t	*driver;
-	struct gendisk	*disk;
-	struct kref	kref;
-	unsigned int	openers;	/* protected by BKL for now */
-};
-
-#define ide_disk_g(disk) \
-	container_of((disk)->private_data, struct ide_disk_obj, driver)
+#include "ide-gd.h"
 
+#ifdef CONFIG_IDE_GD_ATA
 /* ide-disk.c */
-sector_t ide_disk_capacity(ide_drive_t *);
+extern const struct ide_disk_ops ide_ata_disk_ops;
 ide_decl_devset(address);
 ide_decl_devset(multcount);
 ide_decl_devset(nowerr);
@@ -21,12 +13,17 @@ ide_decl_devset(wcache);
 ide_decl_devset(acoustic);
 
 /* ide-disk_ioctl.c */
-int ide_disk_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
+int ide_disk_ioctl(ide_drive_t *, struct inode *, struct file *, unsigned int,
+		   unsigned long);
 
 #ifdef CONFIG_IDE_PROC_FS
 /* ide-disk_proc.c */
 extern ide_proc_entry_t ide_disk_proc[];
 extern const struct ide_proc_devset ide_disk_settings[];
 #endif
+#else
+#define ide_disk_proc		NULL
+#define ide_disk_settings	NULL
+#endif
 
 #endif /* __IDE_DISK_H */
diff --git a/drivers/ide/ide-disk_ioctl.c b/drivers/ide/ide-disk_ioctl.c
index a6cf1a03a80..a49698bcf96 100644
--- a/drivers/ide/ide-disk_ioctl.c
+++ b/drivers/ide/ide-disk_ioctl.c
@@ -13,12 +13,10 @@ static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = {
 { 0 }
 };
 
-int ide_disk_ioctl(struct inode *inode, struct file *file,
+int ide_disk_ioctl(ide_drive_t *drive, struct inode *inode, struct file *file,
 		   unsigned int cmd, unsigned long arg)
 {
 	struct block_device *bdev = inode->i_bdev;
-	struct ide_disk_obj *idkp = ide_disk_g(bdev->bd_disk);
-	ide_drive_t *drive = idkp->drive;
 	int err;
 
 	err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings);
diff --git a/drivers/ide/ide-disk_proc.c b/drivers/ide/ide-disk_proc.c
index 4724976afe7..1146f4204c6 100644
--- a/drivers/ide/ide-disk_proc.c
+++ b/drivers/ide/ide-disk_proc.c
@@ -56,7 +56,7 @@ static int proc_idedisk_read_capacity
 	ide_drive_t*drive = (ide_drive_t *)data;
 	int len;
 
-	len = sprintf(page, "%llu\n", (long long)ide_disk_capacity(drive));
+	len = sprintf(page, "%llu\n", (long long)ide_gd_capacity(drive));
 
 	PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
 }
diff --git a/drivers/ide/ide-dma-sff.c b/drivers/ide/ide-dma-sff.c
index 0903782689e..cac431f0df1 100644
--- a/drivers/ide/ide-dma-sff.c
+++ b/drivers/ide/ide-dma-sff.c
@@ -130,7 +130,7 @@ int ide_build_dmatable(ide_drive_t *drive, struct request *rq)
 			xcount = bcount & 0xffff;
 			if (is_trm290)
 				xcount = ((xcount >> 2) - 1) << 16;
-			if (xcount == 0x0000) {
+			else if (xcount == 0x0000) {
 				if (count++ >= PRD_ENTRIES)
 					goto use_pio_instead;
 				*table++ = cpu_to_le32(0x8000);
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index cf0aa25470e..aeb1ad782f5 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -15,12 +15,6 @@
  * Documentation/ide/ChangeLog.ide-floppy.1996-2002
  */
 
-#define DRV_NAME "ide-floppy"
-#define PFX DRV_NAME ": "
-
-#define IDEFLOPPY_VERSION "1.00"
-
-#include <linux/module.h>
 #include <linux/types.h>
 #include <linux/string.h>
 #include <linux/kernel.h>
@@ -49,19 +43,6 @@
 
 #include "ide-floppy.h"
 
-/* module parameters */
-static unsigned long debug_mask;
-module_param(debug_mask, ulong, 0644);
-
-/* define to see debug info */
-#define IDEFLOPPY_DEBUG_LOG	0
-
-#if IDEFLOPPY_DEBUG_LOG
-#define ide_debug_log(lvl, fmt, args...) __ide_debug_log(lvl, fmt, args)
-#else
-#define ide_debug_log(lvl, fmt, args...) do {} while (0)
-#endif
-
 /*
  * After each failed packet command we issue a request sense command and retry
  * the packet command IDEFLOPPY_MAX_PC_RETRIES times.
@@ -83,43 +64,13 @@ module_param(debug_mask, ulong, 0644);
 /* Error code returned in rq->errors to the higher part of the driver. */
 #define	IDEFLOPPY_ERROR_GENERAL		101
 
-static DEFINE_MUTEX(idefloppy_ref_mutex);
-
-static void idefloppy_cleanup_obj(struct kref *);
-
-static struct ide_floppy_obj *ide_floppy_get(struct gendisk *disk)
-{
-	struct ide_floppy_obj *floppy = NULL;
-
-	mutex_lock(&idefloppy_ref_mutex);
-	floppy = ide_drv_g(disk, ide_floppy_obj);
-	if (floppy) {
-		if (ide_device_get(floppy->drive))
-			floppy = NULL;
-		else
-			kref_get(&floppy->kref);
-	}
-	mutex_unlock(&idefloppy_ref_mutex);
-	return floppy;
-}
-
-static void ide_floppy_put(struct ide_floppy_obj *floppy)
-{
-	ide_drive_t *drive = floppy->drive;
-
-	mutex_lock(&idefloppy_ref_mutex);
-	kref_put(&floppy->kref, idefloppy_cleanup_obj);
-	ide_device_put(drive);
-	mutex_unlock(&idefloppy_ref_mutex);
-}
-
 /*
  * Used to finish servicing a request. For read/write requests, we will call
  * ide_end_request to pass to the next buffer.
  */
-static int idefloppy_end_request(ide_drive_t *drive, int uptodate, int nsecs)
+static int ide_floppy_end_request(ide_drive_t *drive, int uptodate, int nsecs)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	struct request *rq = HWGROUP(drive)->rq;
 	int error;
 
@@ -161,12 +112,12 @@ static void idefloppy_update_buffers(ide_drive_t *drive,
 	struct bio *bio = rq->bio;
 
 	while ((bio = rq->bio) != NULL)
-		idefloppy_end_request(drive, 1, 0);
+		ide_floppy_end_request(drive, 1, 0);
 }
 
 static void ide_floppy_callback(ide_drive_t *drive, int dsc)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	struct ide_atapi_pc *pc = drive->pc;
 	int uptodate = pc->error ? 0 : 1;
 
@@ -200,10 +151,10 @@ static void ide_floppy_callback(ide_drive_t *drive, int dsc)
 			       "Aborting request!\n");
 	}
 
-	idefloppy_end_request(drive, uptodate, 0);
+	ide_floppy_end_request(drive, uptodate, 0);
 }
 
-static void ide_floppy_report_error(idefloppy_floppy_t *floppy,
+static void ide_floppy_report_error(struct ide_disk_obj *floppy,
 				    struct ide_atapi_pc *pc)
 {
 	/* supress error messages resulting from Medium not present */
@@ -222,7 +173,7 @@ static void ide_floppy_report_error(idefloppy_floppy_t *floppy,
 static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive,
 		struct ide_atapi_pc *pc)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 
 	if (floppy->failed_pc == NULL &&
 	    pc->c[0] != GPCMD_REQUEST_SENSE)
@@ -286,7 +237,7 @@ static void idefloppy_create_rw_cmd(ide_drive_t *drive,
 				    struct ide_atapi_pc *pc, struct request *rq,
 				    unsigned long sector)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	int block = sector / floppy->bs_factor;
 	int blocks = rq->nr_sectors / floppy->bs_factor;
 	int cmd = rq_data_dir(rq);
@@ -310,7 +261,7 @@ static void idefloppy_create_rw_cmd(ide_drive_t *drive,
 	pc->flags |= PC_FLAG_DMA_OK;
 }
 
-static void idefloppy_blockpc_cmd(idefloppy_floppy_t *floppy,
+static void idefloppy_blockpc_cmd(struct ide_disk_obj *floppy,
 		struct ide_atapi_pc *pc, struct request *rq)
 {
 	ide_init_pc(pc);
@@ -329,13 +280,12 @@ static void idefloppy_blockpc_cmd(idefloppy_floppy_t *floppy,
 	pc->req_xfer = pc->buf_size = rq->data_len;
 }
 
-static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
-		struct request *rq, sector_t block_s)
+static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
+					     struct request *rq, sector_t block)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	ide_hwif_t *hwif = drive->hwif;
 	struct ide_atapi_pc *pc;
-	unsigned long block = (unsigned long)block_s;
 
 	ide_debug_log(IDE_DBG_FUNC, "%s: dev: %s, cmd: 0x%x, cmd_type: %x, "
 		      "errors: %d\n",
@@ -353,7 +303,7 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
 		else
 			printk(KERN_ERR PFX "%s: I/O error\n", drive->name);
 
-		idefloppy_end_request(drive, 0, 0);
+		ide_floppy_end_request(drive, 0, 0);
 		return ide_stopped;
 	}
 	if (blk_fs_request(rq)) {
@@ -361,11 +311,11 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
 		    (rq->nr_sectors % floppy->bs_factor)) {
 			printk(KERN_ERR PFX "%s: unsupported r/w rq size\n",
 				drive->name);
-			idefloppy_end_request(drive, 0, 0);
+			ide_floppy_end_request(drive, 0, 0);
 			return ide_stopped;
 		}
 		pc = &floppy->queued_pc;
-		idefloppy_create_rw_cmd(drive, pc, rq, block);
+		idefloppy_create_rw_cmd(drive, pc, rq, (unsigned long)block);
 	} else if (blk_special_request(rq)) {
 		pc = (struct ide_atapi_pc *) rq->buffer;
 	} else if (blk_pc_request(rq)) {
@@ -373,7 +323,7 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
 		idefloppy_blockpc_cmd(floppy, pc, rq);
 	} else {
 		blk_dump_rq_flags(rq, PFX "unsupported command in queue");
-		idefloppy_end_request(drive, 0, 0);
+		ide_floppy_end_request(drive, 0, 0);
 		return ide_stopped;
 	}
 
@@ -394,7 +344,7 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
  */
 static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	struct gendisk *disk = floppy->disk;
 	struct ide_atapi_pc pc;
 	u8 *page;
@@ -410,11 +360,11 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
 	}
 
 	if (pc.buf[3] & 0x80)
-		drive->atapi_flags |= IDE_AFLAG_WP;
+		drive->dev_flags |= IDE_DFLAG_WP;
 	else
-		drive->atapi_flags &= ~IDE_AFLAG_WP;
+		drive->dev_flags &= ~IDE_DFLAG_WP;
 
-	set_disk_ro(disk, !!(drive->atapi_flags & IDE_AFLAG_WP));
+	set_disk_ro(disk, !!(drive->dev_flags & IDE_DFLAG_WP));
 
 	page = &pc.buf[8];
 
@@ -445,7 +395,9 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
 			drive->name, lba_capacity, capacity);
 		floppy->blocks = floppy->block_size ?
 			capacity / floppy->block_size : 0;
+		drive->capacity64 = floppy->blocks * floppy->bs_factor;
 	}
+
 	return 0;
 }
 
@@ -455,7 +407,7 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
  */
 static int ide_floppy_get_capacity(ide_drive_t *drive)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	struct gendisk *disk = floppy->disk;
 	struct ide_atapi_pc pc;
 	u8 *cap_desc;
@@ -466,7 +418,7 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
 	drive->bios_head = drive->bios_sect = 0;
 	floppy->blocks = 0;
 	floppy->bs_factor = 1;
-	set_capacity(floppy->disk, 0);
+	drive->capacity64 = 0;
 
 	ide_floppy_create_read_capacity_cmd(&pc);
 	if (ide_queue_pc_tail(drive, disk, &pc)) {
@@ -523,6 +475,8 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
 					       "non 512 bytes block size not "
 					       "fully supported\n",
 					       drive->name);
+				drive->capacity64 =
+					floppy->blocks * floppy->bs_factor;
 				rc = 0;
 			}
 			break;
@@ -547,21 +501,12 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
 	if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE))
 		(void) ide_floppy_get_flexible_disk_page(drive);
 
-	set_capacity(disk, floppy->blocks * floppy->bs_factor);
-
 	return rc;
 }
 
-sector_t ide_floppy_capacity(ide_drive_t *drive)
-{
-	idefloppy_floppy_t *floppy = drive->driver_data;
-	unsigned long capacity = floppy->blocks * floppy->bs_factor;
-
-	return capacity;
-}
-
-static void idefloppy_setup(ide_drive_t *drive, idefloppy_floppy_t *floppy)
+static void ide_floppy_setup(ide_drive_t *drive)
 {
+	struct ide_disk_obj *floppy = drive->driver_data;
 	u16 *id = drive->id;
 
 	drive->pc_callback	 = ide_floppy_callback;
@@ -592,252 +537,42 @@ static void idefloppy_setup(ide_drive_t *drive, idefloppy_floppy_t *floppy)
 		blk_queue_max_sectors(drive->queue, 64);
 		drive->atapi_flags |= IDE_AFLAG_CLIK_DRIVE;
 		/* IOMEGA Clik! drives do not support lock/unlock commands */
-		drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK;
+		drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
 	}
 
 	(void) ide_floppy_get_capacity(drive);
 
 	ide_proc_register_driver(drive, floppy->driver);
-}
 
-static void ide_floppy_remove(ide_drive_t *drive)
-{
-	idefloppy_floppy_t *floppy = drive->driver_data;
-	struct gendisk *g = floppy->disk;
-
-	ide_proc_unregister_driver(drive, floppy->driver);
-
-	del_gendisk(g);
-
-	ide_floppy_put(floppy);
+	drive->dev_flags |= IDE_DFLAG_ATTACH;
 }
 
-static void idefloppy_cleanup_obj(struct kref *kref)
+static void ide_floppy_flush(ide_drive_t *drive)
 {
-	struct ide_floppy_obj *floppy = to_ide_drv(kref, ide_floppy_obj);
-	ide_drive_t *drive = floppy->drive;
-	struct gendisk *g = floppy->disk;
-
-	drive->driver_data = NULL;
-	g->private_data = NULL;
-	put_disk(g);
-	kfree(floppy);
 }
 
-static int ide_floppy_probe(ide_drive_t *);
-
-static ide_driver_t idefloppy_driver = {
-	.gen_driver = {
-		.owner		= THIS_MODULE,
-		.name		= "ide-floppy",
-		.bus		= &ide_bus_type,
-	},
-	.probe			= ide_floppy_probe,
-	.remove			= ide_floppy_remove,
-	.version		= IDEFLOPPY_VERSION,
-	.do_request		= idefloppy_do_request,
-	.end_request		= idefloppy_end_request,
-	.error			= __ide_error,
-#ifdef CONFIG_IDE_PROC_FS
-	.proc			= ide_floppy_proc,
-	.settings		= ide_floppy_settings,
-#endif
-};
-
-static int idefloppy_open(struct inode *inode, struct file *filp)
+static int ide_floppy_init_media(ide_drive_t *drive, struct gendisk *disk)
 {
-	struct gendisk *disk = inode->i_bdev->bd_disk;
-	struct ide_floppy_obj *floppy;
-	ide_drive_t *drive;
 	int ret = 0;
 
-	floppy = ide_floppy_get(disk);
-	if (!floppy)
-		return -ENXIO;
-
-	drive = floppy->drive;
-
-	ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
-
-	floppy->openers++;
-
-	if (floppy->openers == 1) {
-		drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
-		/* Just in case */
-
-		if (ide_do_test_unit_ready(drive, disk))
-			ide_do_start_stop(drive, disk, 1);
-
-		if (ide_floppy_get_capacity(drive)
-		   && (filp->f_flags & O_NDELAY) == 0
-		    /*
-		     * Allow O_NDELAY to open a drive without a disk, or with an
-		     * unreadable disk, so that we can get the format capacity
-		     * of the drive or begin the format - Sam
-		     */
-		    ) {
-			ret = -EIO;
-			goto out_put_floppy;
-		}
-
-		if ((drive->atapi_flags & IDE_AFLAG_WP) && (filp->f_mode & 2)) {
-			ret = -EROFS;
-			goto out_put_floppy;
-		}
-
-		drive->atapi_flags |= IDE_AFLAG_MEDIA_CHANGED;
-		ide_set_media_lock(drive, disk, 1);
-		check_disk_change(inode->i_bdev);
-	} else if (drive->atapi_flags & IDE_AFLAG_FORMAT_IN_PROGRESS) {
-		ret = -EBUSY;
-		goto out_put_floppy;
-	}
-	return 0;
-
-out_put_floppy:
-	floppy->openers--;
-	ide_floppy_put(floppy);
-	return ret;
-}
-
-static int idefloppy_release(struct inode *inode, struct file *filp)
-{
-	struct gendisk *disk = inode->i_bdev->bd_disk;
-	struct ide_floppy_obj *floppy = ide_drv_g(disk, ide_floppy_obj);
-	ide_drive_t *drive = floppy->drive;
-
-	ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
-
-	if (floppy->openers == 1) {
-		ide_set_media_lock(drive, disk, 0);
-		drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
-	}
-
-	floppy->openers--;
-
-	ide_floppy_put(floppy);
-
-	return 0;
-}
-
-static int idefloppy_getgeo(struct block_device *bdev, struct hd_geometry *geo)
-{
-	struct ide_floppy_obj *floppy = ide_drv_g(bdev->bd_disk,
-						     ide_floppy_obj);
-	ide_drive_t *drive = floppy->drive;
+	if (ide_do_test_unit_ready(drive, disk))
+		ide_do_start_stop(drive, disk, 1);
 
-	geo->heads = drive->bios_head;
-	geo->sectors = drive->bios_sect;
-	geo->cylinders = (u16)drive->bios_cyl; /* truncate */
-	return 0;
-}
+	ret = ide_floppy_get_capacity(drive);
 
-static int idefloppy_media_changed(struct gendisk *disk)
-{
-	struct ide_floppy_obj *floppy = ide_drv_g(disk, ide_floppy_obj);
-	ide_drive_t *drive = floppy->drive;
-	int ret;
+	set_capacity(disk, ide_gd_capacity(drive));
 
-	/* do not scan partitions twice if this is a removable device */
-	if (drive->dev_flags & IDE_DFLAG_ATTACH) {
-		drive->dev_flags &= ~IDE_DFLAG_ATTACH;
-		return 0;
-	}
-	ret = !!(drive->atapi_flags & IDE_AFLAG_MEDIA_CHANGED);
-	drive->atapi_flags &= ~IDE_AFLAG_MEDIA_CHANGED;
 	return ret;
 }
 
-static int idefloppy_revalidate_disk(struct gendisk *disk)
-{
-	struct ide_floppy_obj *floppy = ide_drv_g(disk, ide_floppy_obj);
-	set_capacity(disk, ide_floppy_capacity(floppy->drive));
-	return 0;
-}
-
-static struct block_device_operations idefloppy_ops = {
-	.owner			= THIS_MODULE,
-	.open			= idefloppy_open,
-	.release		= idefloppy_release,
-	.ioctl			= ide_floppy_ioctl,
-	.getgeo			= idefloppy_getgeo,
-	.media_changed		= idefloppy_media_changed,
-	.revalidate_disk	= idefloppy_revalidate_disk
+const struct ide_disk_ops ide_atapi_disk_ops = {
+	.check		= ide_check_atapi_device,
+	.get_capacity	= ide_floppy_get_capacity,
+	.setup		= ide_floppy_setup,
+	.flush		= ide_floppy_flush,
+	.init_media	= ide_floppy_init_media,
+	.set_doorlock	= ide_set_media_lock,
+	.do_request	= ide_floppy_do_request,
+	.end_request	= ide_floppy_end_request,
+	.ioctl		= ide_floppy_ioctl,
 };
-
-static int ide_floppy_probe(ide_drive_t *drive)
-{
-	idefloppy_floppy_t *floppy;
-	struct gendisk *g;
-
-	if (!strstr("ide-floppy", drive->driver_req))
-		goto failed;
-
-	if (drive->media != ide_floppy)
-		goto failed;
-
-	if (!ide_check_atapi_device(drive, DRV_NAME)) {
-		printk(KERN_ERR PFX "%s: not supported by this version of "
-		       DRV_NAME "\n", drive->name);
-		goto failed;
-	}
-	floppy = kzalloc(sizeof(idefloppy_floppy_t), GFP_KERNEL);
-	if (!floppy) {
-		printk(KERN_ERR PFX "%s: Can't allocate a floppy structure\n",
-		       drive->name);
-		goto failed;
-	}
-
-	g = alloc_disk(1 << PARTN_BITS);
-	if (!g)
-		goto out_free_floppy;
-
-	ide_init_disk(g, drive);
-
-	kref_init(&floppy->kref);
-
-	floppy->drive = drive;
-	floppy->driver = &idefloppy_driver;
-	floppy->disk = g;
-
-	g->private_data = &floppy->driver;
-
-	drive->driver_data = floppy;
-
-	drive->debug_mask = debug_mask;
-
-	idefloppy_setup(drive, floppy);
-	drive->dev_flags |= IDE_DFLAG_ATTACH;
-
-	g->minors = 1 << PARTN_BITS;
-	g->driverfs_dev = &drive->gendev;
-	if (drive->dev_flags & IDE_DFLAG_REMOVABLE)
-		g->flags = GENHD_FL_REMOVABLE;
-	g->fops = &idefloppy_ops;
-	add_disk(g);
-	return 0;
-
-out_free_floppy:
-	kfree(floppy);
-failed:
-	return -ENODEV;
-}
-
-static void __exit idefloppy_exit(void)
-{
-	driver_unregister(&idefloppy_driver.gen_driver);
-}
-
-static int __init idefloppy_init(void)
-{
-	printk(KERN_INFO DRV_NAME " driver " IDEFLOPPY_VERSION "\n");
-	return driver_register(&idefloppy_driver.gen_driver);
-}
-
-MODULE_ALIAS("ide:*m-floppy*");
-MODULE_ALIAS("ide-floppy");
-module_init(idefloppy_init);
-module_exit(idefloppy_exit);
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("ATAPI FLOPPY Driver");
-
diff --git a/drivers/ide/ide-floppy.h b/drivers/ide/ide-floppy.h
index 17cf865e583..c17124dd607 100644
--- a/drivers/ide/ide-floppy.h
+++ b/drivers/ide/ide-floppy.h
@@ -1,37 +1,9 @@
 #ifndef __IDE_FLOPPY_H
 #define __IDE_FLOPPY_H
 
-/*
- * Most of our global data which we need to save even as we leave the driver
- * due to an interrupt or a timer event is stored in a variable of type
- * idefloppy_floppy_t, defined below.
- */
-typedef struct ide_floppy_obj {
-	ide_drive_t	*drive;
-	ide_driver_t	*driver;
-	struct gendisk	*disk;
-	struct kref	kref;
-	unsigned int	openers;	/* protected by BKL for now */
-
-	/* Last failed packet command */
-	struct ide_atapi_pc *failed_pc;
-	/* used for blk_{fs,pc}_request() requests */
-	struct ide_atapi_pc queued_pc;
-
-	/* Last error information */
-	u8 sense_key, asc, ascq;
-
-	int progress_indication;
-
-	/* Device information */
-	/* Current format */
-	int blocks, block_size, bs_factor;
-	/* Last format capacity descriptor */
-	u8 cap_desc[8];
-	/* Copy of the flexible disk page */
-	u8 flexible_disk_page[32];
-} idefloppy_floppy_t;
+#include "ide-gd.h"
 
+#ifdef CONFIG_IDE_GD_ATAPI
 /*
  * Pages of the SELECT SENSE / MODE SENSE packet commands.
  * See SFF-8070i spec.
@@ -46,17 +18,22 @@ typedef struct ide_floppy_obj {
 #define IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS	0x4603
 
 /* ide-floppy.c */
+extern const struct ide_disk_ops ide_atapi_disk_ops;
 void ide_floppy_create_mode_sense_cmd(struct ide_atapi_pc *, u8);
 void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *);
-sector_t ide_floppy_capacity(ide_drive_t *);
 
 /* ide-floppy_ioctl.c */
-int ide_floppy_ioctl(struct inode *, struct file *, unsigned, unsigned long);
+int ide_floppy_ioctl(ide_drive_t *, struct inode *, struct file *, unsigned int,
+		     unsigned long);
 
 #ifdef CONFIG_IDE_PROC_FS
 /* ide-floppy_proc.c */
 extern ide_proc_entry_t ide_floppy_proc[];
 extern const struct ide_proc_devset ide_floppy_settings[];
 #endif
+#else
+#define ide_floppy_proc		NULL
+#define ide_floppy_settings	NULL
+#endif
 
 #endif /*__IDE_FLOPPY_H */
diff --git a/drivers/ide/ide-floppy_ioctl.c b/drivers/ide/ide-floppy_ioctl.c
index a3a7a0809e2..409e4c15f9b 100644
--- a/drivers/ide/ide-floppy_ioctl.c
+++ b/drivers/ide/ide-floppy_ioctl.c
@@ -33,7 +33,7 @@
 
 static int ide_floppy_get_format_capacities(ide_drive_t *drive, int __user *arg)
 {
-	struct ide_floppy_obj *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	struct ide_atapi_pc pc;
 	u8 header_len, desc_cnt;
 	int i, blocks, length, u_array_size, u_index;
@@ -113,7 +113,7 @@ static void ide_floppy_create_format_unit_cmd(struct ide_atapi_pc *pc, int b,
 
 static int ide_floppy_get_sfrp_bit(ide_drive_t *drive)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	struct ide_atapi_pc pc;
 
 	drive->atapi_flags &= ~IDE_AFLAG_SRFP;
@@ -132,17 +132,17 @@ static int ide_floppy_get_sfrp_bit(ide_drive_t *drive)
 
 static int ide_floppy_format_unit(ide_drive_t *drive, int __user *arg)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	struct ide_atapi_pc pc;
 	int blocks, length, flags, err = 0;
 
 	if (floppy->openers > 1) {
 		/* Don't format if someone is using the disk */
-		drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
+		drive->dev_flags &= ~IDE_DFLAG_FORMAT_IN_PROGRESS;
 		return -EBUSY;
 	}
 
-	drive->atapi_flags |= IDE_AFLAG_FORMAT_IN_PROGRESS;
+	drive->dev_flags |= IDE_DFLAG_FORMAT_IN_PROGRESS;
 
 	/*
 	 * Send ATAPI_FORMAT_UNIT to the drive.
@@ -174,7 +174,7 @@ static int ide_floppy_format_unit(ide_drive_t *drive, int __user *arg)
 
 out:
 	if (err)
-		drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
+		drive->dev_flags &= ~IDE_DFLAG_FORMAT_IN_PROGRESS;
 	return err;
 }
 
@@ -190,7 +190,7 @@ out:
 
 static int ide_floppy_get_format_progress(ide_drive_t *drive, int __user *arg)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	struct ide_atapi_pc pc;
 	int progress_indication = 0x10000;
 
@@ -226,7 +226,7 @@ static int ide_floppy_get_format_progress(ide_drive_t *drive, int __user *arg)
 static int ide_floppy_lockdoor(ide_drive_t *drive, struct ide_atapi_pc *pc,
 			       unsigned long arg, unsigned int cmd)
 {
-	idefloppy_floppy_t *floppy = drive->driver_data;
+	struct ide_disk_obj *floppy = drive->driver_data;
 	struct gendisk *disk = floppy->disk;
 	int prevent = (arg && cmd != CDROMEJECT) ? 1 : 0;
 
@@ -260,13 +260,10 @@ static int ide_floppy_format_ioctl(ide_drive_t *drive, struct file *file,
 	}
 }
 
-int ide_floppy_ioctl(struct inode *inode, struct file *file,
-		    unsigned int cmd, unsigned long arg)
+int ide_floppy_ioctl(ide_drive_t *drive, struct inode *inode,
+		     struct file *file, unsigned int cmd, unsigned long arg)
 {
 	struct block_device *bdev = inode->i_bdev;
-	struct ide_floppy_obj *floppy = ide_drv_g(bdev->bd_disk,
-						     ide_floppy_obj);
-	ide_drive_t *drive = floppy->drive;
 	struct ide_atapi_pc pc;
 	void __user *argp = (void __user *)arg;
 	int err;
diff --git a/drivers/ide/ide-floppy_proc.c b/drivers/ide/ide-floppy_proc.c
index 76f0c6c4eca..3ec762cb60a 100644
--- a/drivers/ide/ide-floppy_proc.c
+++ b/drivers/ide/ide-floppy_proc.c
@@ -9,7 +9,7 @@ static int proc_idefloppy_read_capacity(char *page, char **start, off_t off,
 	ide_drive_t*drive = (ide_drive_t *)data;
 	int len;
 
-	len = sprintf(page, "%llu\n", (long long)ide_floppy_capacity(drive));
+	len = sprintf(page, "%llu\n", (long long)ide_gd_capacity(drive));
 	PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
 }
 
diff --git a/drivers/ide/ide-gd.c b/drivers/ide/ide-gd.c
new file mode 100644
index 00000000000..d44898f46c3
--- /dev/null
+++ b/drivers/ide/ide-gd.c
@@ -0,0 +1,398 @@
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/string.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/genhd.h>
+#include <linux/mutex.h>
+#include <linux/ide.h>
+#include <linux/hdreg.h>
+
+#if !defined(CONFIG_DEBUG_BLOCK_EXT_DEVT)
+#define IDE_DISK_MINORS		(1 << PARTN_BITS)
+#else
+#define IDE_DISK_MINORS		0
+#endif
+
+#include "ide-disk.h"
+#include "ide-floppy.h"
+
+#define IDE_GD_VERSION	"1.18"
+
+/* module parameters */
+static unsigned long debug_mask;
+module_param(debug_mask, ulong, 0644);
+
+static DEFINE_MUTEX(ide_disk_ref_mutex);
+
+static void ide_disk_release(struct kref *);
+
+static struct ide_disk_obj *ide_disk_get(struct gendisk *disk)
+{
+	struct ide_disk_obj *idkp = NULL;
+
+	mutex_lock(&ide_disk_ref_mutex);
+	idkp = ide_drv_g(disk, ide_disk_obj);
+	if (idkp) {
+		if (ide_device_get(idkp->drive))
+			idkp = NULL;
+		else
+			kref_get(&idkp->kref);
+	}
+	mutex_unlock(&ide_disk_ref_mutex);
+	return idkp;
+}
+
+static void ide_disk_put(struct ide_disk_obj *idkp)
+{
+	ide_drive_t *drive = idkp->drive;
+
+	mutex_lock(&ide_disk_ref_mutex);
+	kref_put(&idkp->kref, ide_disk_release);
+	ide_device_put(drive);
+	mutex_unlock(&ide_disk_ref_mutex);
+}
+
+sector_t ide_gd_capacity(ide_drive_t *drive)
+{
+	return drive->capacity64;
+}
+
+static int ide_gd_probe(ide_drive_t *);
+
+static void ide_gd_remove(ide_drive_t *drive)
+{
+	struct ide_disk_obj *idkp = drive->driver_data;
+	struct gendisk *g = idkp->disk;
+
+	ide_proc_unregister_driver(drive, idkp->driver);
+
+	del_gendisk(g);
+
+	drive->disk_ops->flush(drive);
+
+	ide_disk_put(idkp);
+}
+
+static void ide_disk_release(struct kref *kref)
+{
+	struct ide_disk_obj *idkp = to_ide_drv(kref, ide_disk_obj);
+	ide_drive_t *drive = idkp->drive;
+	struct gendisk *g = idkp->disk;
+
+	drive->disk_ops = NULL;
+	drive->driver_data = NULL;
+	g->private_data = NULL;
+	put_disk(g);
+	kfree(idkp);
+}
+
+/*
+ * On HPA drives the capacity needs to be
+ * reinitilized on resume otherwise the disk
+ * can not be used and a hard reset is required
+ */
+static void ide_gd_resume(ide_drive_t *drive)
+{
+	if (ata_id_hpa_enabled(drive->id))
+		(void)drive->disk_ops->get_capacity(drive);
+}
+
+static void ide_gd_shutdown(ide_drive_t *drive)
+{
+#ifdef	CONFIG_ALPHA
+	/* On Alpha, halt(8) doesn't actually turn the machine off,
+	   it puts you into the sort of firmware monitor. Typically,
+	   it's used to boot another kernel image, so it's not much
+	   different from reboot(8). Therefore, we don't need to
+	   spin down the disk in this case, especially since Alpha
+	   firmware doesn't handle disks in standby mode properly.
+	   On the other hand, it's reasonably safe to turn the power
+	   off when the shutdown process reaches the firmware prompt,
+	   as the firmware initialization takes rather long time -
+	   at least 10 seconds, which should be sufficient for
+	   the disk to expire its write cache. */
+	if (system_state != SYSTEM_POWER_OFF) {
+#else
+	if (system_state == SYSTEM_RESTART) {
+#endif
+		drive->disk_ops->flush(drive);
+		return;
+	}
+
+	printk(KERN_INFO "Shutdown: %s\n", drive->name);
+
+	drive->gendev.bus->suspend(&drive->gendev, PMSG_SUSPEND);
+}
+
+#ifdef CONFIG_IDE_PROC_FS
+static ide_proc_entry_t *ide_disk_proc_entries(ide_drive_t *drive)
+{
+	return (drive->media == ide_disk) ? ide_disk_proc : ide_floppy_proc;
+}
+
+static const struct ide_proc_devset *ide_disk_proc_devsets(ide_drive_t *drive)
+{
+	return (drive->media == ide_disk) ? ide_disk_settings
+					  : ide_floppy_settings;
+}
+#endif
+
+static ide_startstop_t ide_gd_do_request(ide_drive_t *drive,
+					 struct request *rq, sector_t sector)
+{
+	return drive->disk_ops->do_request(drive, rq, sector);
+}
+
+static int ide_gd_end_request(ide_drive_t *drive, int uptodate, int nrsecs)
+{
+	return drive->disk_ops->end_request(drive, uptodate, nrsecs);
+}
+
+static ide_driver_t ide_gd_driver = {
+	.gen_driver = {
+		.owner		= THIS_MODULE,
+		.name		= "ide-gd",
+		.bus		= &ide_bus_type,
+	},
+	.probe			= ide_gd_probe,
+	.remove			= ide_gd_remove,
+	.resume			= ide_gd_resume,
+	.shutdown		= ide_gd_shutdown,
+	.version		= IDE_GD_VERSION,
+	.do_request		= ide_gd_do_request,
+	.end_request		= ide_gd_end_request,
+	.error			= __ide_error,
+#ifdef CONFIG_IDE_PROC_FS
+	.proc_entries		= ide_disk_proc_entries,
+	.proc_devsets		= ide_disk_proc_devsets,
+#endif
+};
+
+static int ide_gd_open(struct inode *inode, struct file *filp)
+{
+	struct gendisk *disk = inode->i_bdev->bd_disk;
+	struct ide_disk_obj *idkp;
+	ide_drive_t *drive;
+	int ret = 0;
+
+	idkp = ide_disk_get(disk);
+	if (idkp == NULL)
+		return -ENXIO;
+
+	drive = idkp->drive;
+
+	ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
+	idkp->openers++;
+
+	if ((drive->dev_flags & IDE_DFLAG_REMOVABLE) && idkp->openers == 1) {
+		drive->dev_flags &= ~IDE_DFLAG_FORMAT_IN_PROGRESS;
+		/* Just in case */
+
+		ret = drive->disk_ops->init_media(drive, disk);
+
+		/*
+		 * Allow O_NDELAY to open a drive without a disk, or with an
+		 * unreadable disk, so that we can get the format capacity
+		 * of the drive or begin the format - Sam
+		 */
+		if (ret && (filp->f_flags & O_NDELAY) == 0) {
+			ret = -EIO;
+			goto out_put_idkp;
+		}
+
+		if ((drive->dev_flags & IDE_DFLAG_WP) && (filp->f_mode & 2)) {
+			ret = -EROFS;
+			goto out_put_idkp;
+		}
+
+		/*
+		 * Ignore the return code from door_lock,
+		 * since the open() has already succeeded,
+		 * and the door_lock is irrelevant at this point.
+		 */
+		drive->disk_ops->set_doorlock(drive, disk, 1);
+		drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;
+		check_disk_change(inode->i_bdev);
+	} else if (drive->dev_flags & IDE_DFLAG_FORMAT_IN_PROGRESS) {
+		ret = -EBUSY;
+		goto out_put_idkp;
+	}
+	return 0;
+
+out_put_idkp:
+	idkp->openers--;
+	ide_disk_put(idkp);
+	return ret;
+}
+
+static int ide_gd_release(struct inode *inode, struct file *filp)
+{
+	struct gendisk *disk = inode->i_bdev->bd_disk;
+	struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
+	ide_drive_t *drive = idkp->drive;
+
+	ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
+	if (idkp->openers == 1)
+		drive->disk_ops->flush(drive);
+
+	if ((drive->dev_flags & IDE_DFLAG_REMOVABLE) && idkp->openers == 1) {
+		drive->disk_ops->set_doorlock(drive, disk, 0);
+		drive->dev_flags &= ~IDE_DFLAG_FORMAT_IN_PROGRESS;
+	}
+
+	idkp->openers--;
+
+	ide_disk_put(idkp);
+
+	return 0;
+}
+
+static int ide_gd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+{
+	struct ide_disk_obj *idkp = ide_drv_g(bdev->bd_disk, ide_disk_obj);
+	ide_drive_t *drive = idkp->drive;
+
+	geo->heads = drive->bios_head;
+	geo->sectors = drive->bios_sect;
+	geo->cylinders = (u16)drive->bios_cyl; /* truncate */
+	return 0;
+}
+
+static int ide_gd_media_changed(struct gendisk *disk)
+{
+	struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
+	ide_drive_t *drive = idkp->drive;
+	int ret;
+
+	/* do not scan partitions twice if this is a removable device */
+	if (drive->dev_flags & IDE_DFLAG_ATTACH) {
+		drive->dev_flags &= ~IDE_DFLAG_ATTACH;
+		return 0;
+	}
+
+	ret = !!(drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED);
+	drive->dev_flags &= ~IDE_DFLAG_MEDIA_CHANGED;
+
+	return ret;
+}
+
+static int ide_gd_revalidate_disk(struct gendisk *disk)
+{
+	struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
+	set_capacity(disk, ide_gd_capacity(idkp->drive));
+	return 0;
+}
+
+static int ide_gd_ioctl(struct inode *inode, struct file *file,
+			     unsigned int cmd, unsigned long arg)
+{
+	struct block_device *bdev = inode->i_bdev;
+	struct ide_disk_obj *idkp = ide_drv_g(bdev->bd_disk, ide_disk_obj);
+	ide_drive_t *drive = idkp->drive;
+
+	return drive->disk_ops->ioctl(drive, inode, file, cmd, arg);
+}
+
+static struct block_device_operations ide_gd_ops = {
+	.owner			= THIS_MODULE,
+	.open			= ide_gd_open,
+	.release		= ide_gd_release,
+	.ioctl			= ide_gd_ioctl,
+	.getgeo			= ide_gd_getgeo,
+	.media_changed		= ide_gd_media_changed,
+	.revalidate_disk	= ide_gd_revalidate_disk
+};
+
+static int ide_gd_probe(ide_drive_t *drive)
+{
+	const struct ide_disk_ops *disk_ops = NULL;
+	struct ide_disk_obj *idkp;
+	struct gendisk *g;
+
+	/* strstr("foo", "") is non-NULL */
+	if (!strstr("ide-gd", drive->driver_req))
+		goto failed;
+
+#ifdef CONFIG_IDE_GD_ATA
+	if (drive->media == ide_disk)
+		disk_ops = &ide_ata_disk_ops;
+#endif
+#ifdef CONFIG_IDE_GD_ATAPI
+	if (drive->media == ide_floppy)
+		disk_ops = &ide_atapi_disk_ops;
+#endif
+	if (disk_ops == NULL)
+		goto failed;
+
+	if (disk_ops->check(drive, DRV_NAME) == 0) {
+		printk(KERN_ERR PFX "%s: not supported by this driver\n",
+			drive->name);
+		goto failed;
+	}
+
+	idkp = kzalloc(sizeof(*idkp), GFP_KERNEL);
+	if (!idkp) {
+		printk(KERN_ERR PFX "%s: can't allocate a disk structure\n",
+			drive->name);
+		goto failed;
+	}
+
+	g = alloc_disk_node(IDE_DISK_MINORS, hwif_to_node(drive->hwif));
+	if (!g)
+		goto out_free_idkp;
+
+	ide_init_disk(g, drive);
+
+	kref_init(&idkp->kref);
+
+	idkp->drive = drive;
+	idkp->driver = &ide_gd_driver;
+	idkp->disk = g;
+
+	g->private_data = &idkp->driver;
+
+	drive->driver_data = idkp;
+	drive->debug_mask = debug_mask;
+	drive->disk_ops = disk_ops;
+
+	disk_ops->setup(drive);
+
+	set_capacity(g, ide_gd_capacity(drive));
+
+	g->minors = IDE_DISK_MINORS;
+	g->driverfs_dev = &drive->gendev;
+	g->flags |= GENHD_FL_EXT_DEVT;
+	if (drive->dev_flags & IDE_DFLAG_REMOVABLE)
+		g->flags = GENHD_FL_REMOVABLE;
+	g->fops = &ide_gd_ops;
+	add_disk(g);
+	return 0;
+
+out_free_idkp:
+	kfree(idkp);
+failed:
+	return -ENODEV;
+}
+
+static int __init ide_gd_init(void)
+{
+	printk(KERN_INFO DRV_NAME " driver " IDE_GD_VERSION "\n");
+	return driver_register(&ide_gd_driver.gen_driver);
+}
+
+static void __exit ide_gd_exit(void)
+{
+	driver_unregister(&ide_gd_driver.gen_driver);
+}
+
+MODULE_ALIAS("ide:*m-disk*");
+MODULE_ALIAS("ide-disk");
+MODULE_ALIAS("ide:*m-floppy*");
+MODULE_ALIAS("ide-floppy");
+module_init(ide_gd_init);
+module_exit(ide_gd_exit);
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("generic ATA/ATAPI disk driver");
diff --git a/drivers/ide/ide-gd.h b/drivers/ide/ide-gd.h
new file mode 100644
index 00000000000..7d3d101713e
--- /dev/null
+++ b/drivers/ide/ide-gd.h
@@ -0,0 +1,44 @@
+#ifndef __IDE_GD_H
+#define __IDE_GD_H
+
+#define DRV_NAME "ide-gd"
+#define PFX DRV_NAME ": "
+
+/* define to see debug info */
+#define IDE_GD_DEBUG_LOG	0
+
+#if IDE_GD_DEBUG_LOG
+#define ide_debug_log(lvl, fmt, args...) __ide_debug_log(lvl, fmt, args)
+#else
+#define ide_debug_log(lvl, fmt, args...) do {} while (0)
+#endif
+
+struct ide_disk_obj {
+	ide_drive_t	*drive;
+	ide_driver_t	*driver;
+	struct gendisk	*disk;
+	struct kref	kref;
+	unsigned int	openers;	/* protected by BKL for now */
+
+	/* Last failed packet command */
+	struct ide_atapi_pc *failed_pc;
+	/* used for blk_{fs,pc}_request() requests */
+	struct ide_atapi_pc queued_pc;
+
+	/* Last error information */
+	u8 sense_key, asc, ascq;
+
+	int progress_indication;
+
+	/* Device information */
+	/* Current format */
+	int blocks, block_size, bs_factor;
+	/* Last format capacity descriptor */
+	u8 cap_desc[8];
+	/* Copy of the flexible disk page */
+	u8 flexible_disk_page[32];
+};
+
+sector_t ide_gd_capacity(ide_drive_t *);
+
+#endif /* __IDE_GD_H */
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index b762deb2dac..bb7a1ed8094 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -755,7 +755,7 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed)
 	 
 	udelay(1);
 	SELECT_DRIVE(drive);
-	SELECT_MASK(drive, 0);
+	SELECT_MASK(drive, 1);
 	udelay(1);
 	tp_ops->set_irq(hwif, 0);
 
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 19f8c7770a2..1649ea54f76 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -208,6 +208,7 @@ static inline void do_identify (ide_drive_t *drive, u8 cmd)
 		drive->ready_stat = 0;
 		if (ata_id_cdb_intr(id))
 			drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
+		drive->dev_flags |= IDE_DFLAG_DOORLOCKING;
 		/* we don't do head unloading on ATAPI devices */
 		drive->dev_flags |= IDE_DFLAG_NO_UNLOAD;
 		return;
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index b26926487cc..c31d0dd7a53 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -567,10 +567,10 @@ static void ide_remove_proc_entries(struct proc_dir_entry *dir, ide_proc_entry_t
 void ide_proc_register_driver(ide_drive_t *drive, ide_driver_t *driver)
 {
 	mutex_lock(&ide_setting_mtx);
-	drive->settings = driver->settings;
+	drive->settings = driver->proc_devsets(drive);
 	mutex_unlock(&ide_setting_mtx);
 
-	ide_add_proc_entries(drive->proc, driver->proc, drive);
+	ide_add_proc_entries(drive->proc, driver->proc_entries(drive), drive);
 }
 
 EXPORT_SYMBOL(ide_proc_register_driver);
@@ -591,7 +591,7 @@ void ide_proc_unregister_driver(ide_drive_t *drive, ide_driver_t *driver)
 {
 	unsigned long flags;
 
-	ide_remove_proc_entries(drive->proc, driver->proc);
+	ide_remove_proc_entries(drive->proc, driver->proc_entries(drive));
 
 	mutex_lock(&ide_setting_mtx);
 	spin_lock_irqsave(&ide_lock, flags);
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index d879c7797cd..b2b2e5e8d38 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -2108,7 +2108,7 @@ static void idetape_get_mode_sense_results(ide_drive_t *drive)
 
 	/* device lacks locking support according to capabilities page */
 	if ((caps[6] & 1) == 0)
-		drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK;
+		drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
 
 	if (caps[7] & 0x02)
 		tape->blk_size = 512;
@@ -2298,6 +2298,16 @@ static ide_proc_entry_t idetape_proc[] = {
 	{ "name",	S_IFREG|S_IRUGO,	proc_idetape_read_name,	NULL },
 	{ NULL, 0, NULL, NULL }
 };
+
+static ide_proc_entry_t *ide_tape_proc_entries(ide_drive_t *drive)
+{
+	return idetape_proc;
+}
+
+static const struct ide_proc_devset *ide_tape_proc_devsets(ide_drive_t *drive)
+{
+	return idetape_settings;
+}
 #endif
 
 static int ide_tape_probe(ide_drive_t *);
@@ -2315,8 +2325,8 @@ static ide_driver_t idetape_driver = {
 	.end_request		= idetape_end_request,
 	.error			= __ide_error,
 #ifdef CONFIG_IDE_PROC_FS
-	.proc			= idetape_proc,
-	.settings		= idetape_settings,
+	.proc_entries		= ide_tape_proc_entries,
+	.proc_devsets		= ide_tape_proc_devsets,
 #endif
 };
 
diff --git a/drivers/ide/pci/Makefile b/drivers/ide/pci/Makefile
index 02e6ee7d751..ab44a1f5f5a 100644
--- a/drivers/ide/pci/Makefile
+++ b/drivers/ide/pci/Makefile
@@ -11,7 +11,6 @@ obj-$(CONFIG_BLK_DEV_CS5535)		+= cs5535.o
 obj-$(CONFIG_BLK_DEV_SC1200)		+= sc1200.o
 obj-$(CONFIG_BLK_DEV_CY82C693)		+= cy82c693.o
 obj-$(CONFIG_BLK_DEV_DELKIN)		+= delkin_cb.o
-obj-$(CONFIG_BLK_DEV_HPT34X)		+= hpt34x.o
 obj-$(CONFIG_BLK_DEV_HPT366)		+= hpt366.o
 obj-$(CONFIG_BLK_DEV_IT8213)		+= it8213.o
 obj-$(CONFIG_BLK_DEV_IT821X)		+= it821x.o
diff --git a/drivers/ide/pci/delkin_cb.c b/drivers/ide/pci/delkin_cb.c
index 8689a706f53..8f1b2d9f051 100644
--- a/drivers/ide/pci/delkin_cb.c
+++ b/drivers/ide/pci/delkin_cb.c
@@ -46,10 +46,27 @@ static const struct ide_port_ops delkin_cb_port_ops = {
 	.quirkproc		= ide_undecoded_slave,
 };
 
+static unsigned int delkin_cb_init_chipset(struct pci_dev *dev)
+{
+	unsigned long base = pci_resource_start(dev, 0);
+	int i;
+
+	outb(0x02, base + 0x1e);	/* set nIEN to block interrupts */
+	inb(base + 0x17);		/* read status to clear interrupts */
+
+	for (i = 0; i < sizeof(setup); ++i) {
+		if (setup[i])
+			outb(setup[i], base + i);
+	}
+
+	return 0;
+}
+
 static const struct ide_port_info delkin_cb_port_info = {
 	.port_ops		= &delkin_cb_port_ops,
 	.host_flags		= IDE_HFLAG_IO_32BIT | IDE_HFLAG_UNMASK_IRQS |
 				  IDE_HFLAG_NO_DMA,
+	.init_chipset		= delkin_cb_init_chipset,
 };
 
 static int __devinit
@@ -57,7 +74,7 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
 {
 	struct ide_host *host;
 	unsigned long base;
-	int i, rc;
+	int rc;
 	hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
 
 	rc = pci_enable_device(dev);
@@ -72,12 +89,8 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
 		return rc;
 	}
 	base = pci_resource_start(dev, 0);
-	outb(0x02, base + 0x1e);	/* set nIEN to block interrupts */
-	inb(base + 0x17);		/* read status to clear interrupts */
-	for (i = 0; i < sizeof(setup); ++i) {
-		if (setup[i])
-			outb(setup[i], base + i);
-	}
+
+	delkin_cb_init_chipset(dev);
 
 	memset(&hw, 0, sizeof(hw));
 	ide_std_init_ports(&hw, base + 0x10, base + 0x1e);
@@ -110,6 +123,40 @@ delkin_cb_remove (struct pci_dev *dev)
 	pci_disable_device(dev);
 }
 
+#ifdef CONFIG_PM
+static int delkin_cb_suspend(struct pci_dev *dev, pm_message_t state)
+{
+	pci_save_state(dev);
+	pci_disable_device(dev);
+	pci_set_power_state(dev, pci_choose_state(dev, state));
+
+	return 0;
+}
+
+static int delkin_cb_resume(struct pci_dev *dev)
+{
+	struct ide_host *host = pci_get_drvdata(dev);
+	int rc;
+
+	pci_set_power_state(dev, PCI_D0);
+
+	rc = pci_enable_device(dev);
+	if (rc)
+		return rc;
+
+	pci_restore_state(dev);
+	pci_set_master(dev);
+
+	if (host->init_chipset)
+		host->init_chipset(dev);
+
+	return 0;
+}
+#else
+#define delkin_cb_suspend NULL
+#define delkin_cb_resume NULL
+#endif
+
 static struct pci_device_id delkin_cb_pci_tbl[] __devinitdata = {
 	{ 0x1145, 0xf021, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
 	{ 0x1145, 0xf024, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
@@ -122,6 +169,8 @@ static struct pci_driver delkin_cb_pci_driver = {
 	.id_table	= delkin_cb_pci_tbl,
 	.probe		= delkin_cb_probe,
 	.remove		= delkin_cb_remove,
+	.suspend	= delkin_cb_suspend,
+	.resume		= delkin_cb_resume,
 };
 
 static int __init delkin_cb_init(void)
diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c
deleted file mode 100644
index fb1a3aa57f0..00000000000
--- a/drivers/ide/pci/hpt34x.c
+++ /dev/null
@@ -1,193 +0,0 @@
-/*
- * Copyright (C) 1998-2000	Andre Hedrick <andre@linux-ide.org>
- *
- * May be copied or modified under the terms of the GNU General Public License
- *
- *
- * 00:12.0 Unknown mass storage controller:
- * Triones Technologies, Inc.
- * Unknown device 0003 (rev 01)
- *
- * hde: UDMA 2 (0x0000 0x0002) (0x0000 0x0010)
- * hdf: UDMA 2 (0x0002 0x0012) (0x0010 0x0030)
- * hde: DMA 2  (0x0000 0x0002) (0x0000 0x0010)
- * hdf: DMA 2  (0x0002 0x0012) (0x0010 0x0030)
- * hdg: DMA 1  (0x0012 0x0052) (0x0030 0x0070)
- * hdh: DMA 1  (0x0052 0x0252) (0x0070 0x00f0)
- *
- * ide-pci.c reference
- *
- * Since there are two cards that report almost identically,
- * the only discernable difference is the values reported in pcicmd.
- * Booting-BIOS card or HPT363 :: pcicmd == 0x07
- * Non-bootable card or HPT343 :: pcicmd == 0x05
- */
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/ioport.h>
-#include <linux/interrupt.h>
-#include <linux/pci.h>
-#include <linux/init.h>
-#include <linux/ide.h>
-
-#define DRV_NAME "hpt34x"
-
-#define HPT343_DEBUG_DRIVE_INFO		0
-
-static void hpt34x_set_mode(ide_drive_t *drive, const u8 speed)
-{
-	struct pci_dev *dev = to_pci_dev(drive->hwif->dev);
-	u32 reg1= 0, tmp1 = 0, reg2 = 0, tmp2 = 0;
-	u8			hi_speed, lo_speed;
-
-	hi_speed = speed >> 4;
-	lo_speed = speed & 0x0f;
-
-	if (hi_speed & 7) {
-		hi_speed = (hi_speed & 4) ? 0x01 : 0x10;
-	} else {
-		lo_speed <<= 5;
-		lo_speed >>= 5;
-	}
-
-	pci_read_config_dword(dev, 0x44, &reg1);
-	pci_read_config_dword(dev, 0x48, &reg2);
-	tmp1 = ((lo_speed << (3*drive->dn)) | (reg1 & ~(7 << (3*drive->dn))));
-	tmp2 = ((hi_speed << drive->dn) | (reg2 & ~(0x11 << drive->dn)));
-	pci_write_config_dword(dev, 0x44, tmp1);
-	pci_write_config_dword(dev, 0x48, tmp2);
-
-#if HPT343_DEBUG_DRIVE_INFO
-	printk("%s: %s drive%d (0x%04x 0x%04x) (0x%04x 0x%04x)" \
-		" (0x%02x 0x%02x)\n",
-		drive->name, ide_xfer_verbose(speed),
-		drive->dn, reg1, tmp1, reg2, tmp2,
-		hi_speed, lo_speed);
-#endif /* HPT343_DEBUG_DRIVE_INFO */
-}
-
-static void hpt34x_set_pio_mode(ide_drive_t *drive, const u8 pio)
-{
-	hpt34x_set_mode(drive, XFER_PIO_0 + pio);
-}
-
-/*
- * If the BIOS does not set the IO base addaress to XX00, 343 will fail.
- */
-#define	HPT34X_PCI_INIT_REG		0x80
-
-static unsigned int init_chipset_hpt34x(struct pci_dev *dev)
-{
-	int i = 0;
-	unsigned long hpt34xIoBase = pci_resource_start(dev, 4);
-	unsigned long hpt_addr[4] = { 0x20, 0x34, 0x28, 0x3c };
-	unsigned long hpt_addr_len[4] = { 7, 3, 7, 3 };
-	u16 cmd;
-	unsigned long flags;
-
-	local_irq_save(flags);
-
-	pci_write_config_byte(dev, HPT34X_PCI_INIT_REG, 0x00);
-	pci_read_config_word(dev, PCI_COMMAND, &cmd);
-
-	if (cmd & PCI_COMMAND_MEMORY)
-		pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xF0);
-	else
-		pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x20);
-
-	/*
-	 * Since 20-23 can be assigned and are R/W, we correct them.
-	 */
-	pci_write_config_word(dev, PCI_COMMAND, cmd & ~PCI_COMMAND_IO);
-	for(i=0; i<4; i++) {
-		dev->resource[i].start = (hpt34xIoBase + hpt_addr[i]);
-		dev->resource[i].end = dev->resource[i].start + hpt_addr_len[i];
-		dev->resource[i].flags = IORESOURCE_IO;
-		pci_write_config_dword(dev,
-				(PCI_BASE_ADDRESS_0 + (i * 4)),
-				dev->resource[i].start);
-	}
-	pci_write_config_word(dev, PCI_COMMAND, cmd);
-
-	local_irq_restore(flags);
-
-	return dev->irq;
-}
-
-static const struct ide_port_ops hpt34x_port_ops = {
-	.set_pio_mode		= hpt34x_set_pio_mode,
-	.set_dma_mode		= hpt34x_set_mode,
-};
-
-#define IDE_HFLAGS_HPT34X \
-	(IDE_HFLAG_NO_ATAPI_DMA | \
-	 IDE_HFLAG_NO_DSC | \
-	 IDE_HFLAG_NO_AUTODMA)
-
-static const struct ide_port_info hpt34x_chipsets[] __devinitdata = {
-	{ /* 0: HPT343 */
-		.name		= DRV_NAME,
-		.init_chipset	= init_chipset_hpt34x,
-		.port_ops	= &hpt34x_port_ops,
-		.host_flags	= IDE_HFLAGS_HPT34X | IDE_HFLAG_NON_BOOTABLE,
-		.pio_mask	= ATA_PIO5,
-	},
-	{ /* 1: HPT345 */
-		.name		= DRV_NAME,
-		.init_chipset	= init_chipset_hpt34x,
-		.port_ops	= &hpt34x_port_ops,
-		.host_flags	= IDE_HFLAGS_HPT34X | IDE_HFLAG_OFF_BOARD,
-		.pio_mask	= ATA_PIO5,
-#ifdef CONFIG_HPT34X_AUTODMA
-		.swdma_mask	= ATA_SWDMA2,
-		.mwdma_mask	= ATA_MWDMA2,
-		.udma_mask	= ATA_UDMA2,
-#endif
-	}
-};
-
-static int __devinit hpt34x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
-{
-	const struct ide_port_info *d;
-	u16 pcicmd = 0;
-
-	pci_read_config_word(dev, PCI_COMMAND, &pcicmd);
-
-	d = &hpt34x_chipsets[(pcicmd & PCI_COMMAND_MEMORY) ? 1 : 0];
-
-	return ide_pci_init_one(dev, d, NULL);
-}
-
-static const struct pci_device_id hpt34x_pci_tbl[] = {
-	{ PCI_VDEVICE(TTI, PCI_DEVICE_ID_TTI_HPT343), 0 },
-	{ 0, },
-};
-MODULE_DEVICE_TABLE(pci, hpt34x_pci_tbl);
-
-static struct pci_driver hpt34x_pci_driver = {
-	.name		= "HPT34x_IDE",
-	.id_table	= hpt34x_pci_tbl,
-	.probe		= hpt34x_init_one,
-	.remove		= ide_pci_remove,
-	.suspend	= ide_pci_suspend,
-	.resume		= ide_pci_resume,
-};
-
-static int __init hpt34x_ide_init(void)
-{
-	return ide_pci_register_driver(&hpt34x_pci_driver);
-}
-
-static void __exit hpt34x_ide_exit(void)
-{
-	pci_unregister_driver(&hpt34x_pci_driver);
-}
-
-module_init(hpt34x_ide_init);
-module_exit(hpt34x_ide_exit);
-
-MODULE_AUTHOR("Andre Hedrick");
-MODULE_DESCRIPTION("PCI driver module for Highpoint 34x IDE");
-MODULE_LICENSE("GPL");
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c
index 9cf171cb937..a7909e9c720 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/pci/hpt366.c
@@ -3,7 +3,7 @@
  * Portions Copyright (C) 2001	        Sun Microsystems, Inc.
  * Portions Copyright (C) 2003		Red Hat Inc
  * Portions Copyright (C) 2007		Bartlomiej Zolnierkiewicz
- * Portions Copyright (C) 2005-2007	MontaVista Software, Inc.
+ * Portions Copyright (C) 2005-2008	MontaVista Software, Inc.
  *
  * Thanks to HighPoint Technologies for their assistance, and hardware.
  * Special Thanks to Jon Burchmore in SanDiego for the deep pockets, his
@@ -748,26 +748,24 @@ static void hpt3xx_maskproc(ide_drive_t *drive, int mask)
 	struct pci_dev	*dev	= to_pci_dev(hwif->dev);
 	struct hpt_info *info	= hpt3xx_get_info(hwif->dev);
 
-	if (drive->quirk_list) {
-		if (info->chip_type >= HPT370) {
-			u8 scr1 = 0;
-
-			pci_read_config_byte(dev, 0x5a, &scr1);
-			if (((scr1 & 0x10) >> 4) != mask) {
-				if (mask)
-					scr1 |=  0x10;
-				else
-					scr1 &= ~0x10;
-				pci_write_config_byte(dev, 0x5a, scr1);
-			}
-		} else {
+	if (drive->quirk_list == 0)
+		return;
+
+	if (info->chip_type >= HPT370) {
+		u8 scr1 = 0;
+
+		pci_read_config_byte(dev, 0x5a, &scr1);
+		if (((scr1 & 0x10) >> 4) != mask) {
 			if (mask)
-				disable_irq(hwif->irq);
+				scr1 |=  0x10;
 			else
-				enable_irq (hwif->irq);
+				scr1 &= ~0x10;
+			pci_write_config_byte(dev, 0x5a, scr1);
 		}
-	} else
-		outb(ATA_DEVCTL_OBS | (mask ? 2 : 0), hwif->io_ports.ctl_addr);
+	} else if (mask)
+		disable_irq(hwif->irq);
+	else
+		enable_irq(hwif->irq);
 }
 
 /*
@@ -1289,7 +1287,6 @@ static u8 hpt3xx_cable_detect(ide_hwif_t *hwif)
 
 static void __devinit init_hwif_hpt366(ide_hwif_t *hwif)
 {
-	struct pci_dev *dev	= to_pci_dev(hwif->dev);
 	struct hpt_info *info	= hpt3xx_get_info(hwif->dev);
 	int serialize		= HPT_SERIALIZE_IO;
 	u8  chip_type		= info->chip_type;
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index 9ce1d805992..49f163aa51e 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -617,7 +617,6 @@ static int __devinit init_setup_scc(struct pci_dev *dev,
 	unsigned long intmask_port;
 	unsigned long mode_port;
 	unsigned long ecmode_port;
-	unsigned long dma_status_port;
 	u32 reg = 0;
 	struct scc_ports *ports;
 	int rc;
@@ -637,7 +636,6 @@ static int __devinit init_setup_scc(struct pci_dev *dev,
 	intmask_port = dma_base + 0x010;
 	mode_port = ctl_base + 0x024;
 	ecmode_port = ctl_base + 0xf00;
-	dma_status_port = dma_base + 0x004;
 
 	/* controller initialization */
 	reg = 0;
@@ -843,8 +841,6 @@ static u8 scc_cable_detect(ide_hwif_t *hwif)
 
 static void __devinit init_hwif_scc(ide_hwif_t *hwif)
 {
-	struct scc_ports *ports = ide_get_hwifdata(hwif);
-
 	/* PTERADD */
 	out_be32((void __iomem *)(hwif->dma_base + 0x018), hwif->dmatable_dma);
 
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index dd634541ce3..8af9b23499f 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -101,18 +101,8 @@ sgiioc4_init_hwif_ports(hw_regs_t * hw, unsigned long data_port,
 	for (i = 0; i <= 7; i++)
 		hw->io_ports_array[i] = reg + i * 4;
 
-	if (ctrl_port)
-		hw->io_ports.ctl_addr = ctrl_port;
-
-	if (irq_port)
-		hw->io_ports.irq_addr = irq_port;
-}
-
-static void
-sgiioc4_maskproc(ide_drive_t * drive, int mask)
-{
-	writeb(ATA_DEVCTL_OBS | (mask ? 2 : 0),
-	       (void __iomem *)drive->hwif->io_ports.ctl_addr);
+	hw->io_ports.ctl_addr = ctrl_port;
+	hw->io_ports.irq_addr = irq_port;
 }
 
 static int
@@ -310,16 +300,14 @@ static u8 sgiioc4_read_status(ide_hwif_t *hwif)
 	unsigned long port = hwif->io_ports.status_addr;
 	u8 reg = (u8) readb((void __iomem *) port);
 
-	if ((port & 0xFFF) == 0x11C) {	/* Status register of IOC4 */
-		if (!(reg & ATA_BUSY)) { /* Not busy... check for interrupt */
-			unsigned long other_ir = port - 0x110;
-			unsigned int intr_reg = (u32) readl((void __iomem *) other_ir);
+	if (!(reg & ATA_BUSY)) {	/* Not busy... check for interrupt */
+		unsigned long other_ir = port - 0x110;
+		unsigned int intr_reg = (u32) readl((void __iomem *) other_ir);
 
-			/* Clear the Interrupt, Error bits on the IOC4 */
-			if (intr_reg & 0x03) {
-				writel(0x03, (void __iomem *) other_ir);
-				intr_reg = (u32) readl((void __iomem *) other_ir);
-			}
+		/* Clear the Interrupt, Error bits on the IOC4 */
+		if (intr_reg & 0x03) {
+			writel(0x03, (void __iomem *) other_ir);
+			intr_reg = (u32) readl((void __iomem *) other_ir);
 		}
 	}
 
@@ -332,13 +320,9 @@ ide_dma_sgiioc4(ide_hwif_t *hwif, const struct ide_port_info *d)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 	unsigned long dma_base = pci_resource_start(dev, 0) + IOC4_DMA_OFFSET;
-	void __iomem *virt_dma_base;
 	int num_ports = sizeof (ioc4_dma_regs_t);
 	void *pad;
 
-	if (dma_base == 0)
-		return -1;
-
 	printk(KERN_INFO "    %s: MMIO-DMA\n", hwif->name);
 
 	if (request_mem_region(dma_base, num_ports, hwif->name) == NULL) {
@@ -348,14 +332,8 @@ ide_dma_sgiioc4(ide_hwif_t *hwif, const struct ide_port_info *d)
 		return -1;
 	}
 
-	virt_dma_base = ioremap(dma_base, num_ports);
-	if (virt_dma_base == NULL) {
-		printk(KERN_ERR "%s(%s) -- ERROR: unable to map addresses "
-		       "0x%lx to 0x%lx\n", __func__, hwif->name,
-		       dma_base, dma_base + num_ports - 1);
-		goto dma_remap_failure;
-	}
-	hwif->dma_base = (unsigned long) virt_dma_base;
+	hwif->dma_base = (unsigned long)hwif->io_ports.irq_addr +
+			 IOC4_DMA_OFFSET;
 
 	hwif->sg_max_nents = IOC4_PRD_ENTRIES;
 
@@ -379,9 +357,6 @@ ide_dma_sgiioc4(ide_hwif_t *hwif, const struct ide_port_info *d)
 	printk(KERN_INFO "%s: changing from DMA to PIO mode", hwif->name);
 
 dma_pci_alloc_failure:
-	iounmap(virt_dma_base);
-
-dma_remap_failure:
 	release_mem_region(dma_base, num_ports);
 
 	return -1;
@@ -563,8 +538,6 @@ static const struct ide_port_ops sgiioc4_port_ops = {
 	.set_dma_mode		= sgiioc4_set_dma_mode,
 	/* reset DMA engine, clear IRQs */
 	.resetproc		= sgiioc4_resetproc,
-	/* mask on/off NIEN register */
-	.maskproc		= sgiioc4_maskproc,
 };
 
 static const struct ide_dma_ops sgiioc4_dma_ops = {
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
index e3e40427e00..c7ff1e11ea8 100644
--- a/drivers/leds/Kconfig
+++ b/drivers/leds/Kconfig
@@ -179,7 +179,7 @@ config LEDS_TRIGGER_TIMER
 
 config LEDS_TRIGGER_IDE_DISK
 	bool "LED IDE Disk Trigger"
-	depends on LEDS_TRIGGERS && BLK_DEV_IDEDISK
+	depends on LEDS_TRIGGERS && IDE_GD_ATA
 	help
 	  This allows LEDs to be controlled by IDE disk activity.
 	  If unsure, say Y.
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index ba5aa200827..e4c0db4dc7b 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -123,7 +123,7 @@ static void asic3_irq_demux(unsigned int irq, struct irq_desc *desc)
 					irqnr = asic->irq_base +
 						(ASIC3_GPIOS_PER_BANK * bank)
 						+ i;
-					desc = irq_desc + irqnr;
+					desc = irq_to_desc(irqnr);
 					desc->handle_irq(irqnr, desc);
 					if (asic->irq_bothedge[bank] & bit)
 						asic3_irq_flip_edge(asic, base,
@@ -136,7 +136,7 @@ static void asic3_irq_demux(unsigned int irq, struct irq_desc *desc)
 		for (i = ASIC3_NUM_GPIOS; i < ASIC3_NR_IRQS; i++) {
 			/* They start at bit 4 and go up */
 			if (status & (1 << (i - ASIC3_NUM_GPIOS + 4))) {
-				desc = irq_desc + asic->irq_base + i;
+				desc = irq_to_desc(asic->irq_base + i);
 				desc->handle_irq(asic->irq_base + i,
 						 desc);
 			}
diff --git a/drivers/mfd/htc-egpio.c b/drivers/mfd/htc-egpio.c
index 50dff6e0088..1a4d04664d6 100644
--- a/drivers/mfd/htc-egpio.c
+++ b/drivers/mfd/htc-egpio.c
@@ -112,7 +112,7 @@ static void egpio_handler(unsigned int irq, struct irq_desc *desc)
 		/* Run irq handler */
 		pr_debug("got IRQ %d\n", irqpin);
 		irq = ei->irq_start + irqpin;
-		desc = &irq_desc[irq];
+		desc = irq_to_desc(irq);
 		desc->handle_irq(irq, desc);
 	}
 }
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index 491ee16da5c..9ba295d9dd9 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -90,7 +90,7 @@ static int vortex_debug = 1;
 #include <linux/eisa.h>
 #include <linux/bitops.h>
 #include <linux/jiffies.h>
-#include <asm/irq.h>			/* For NR_IRQS only. */
+#include <asm/irq.h>			/* For nr_irqs only. */
 #include <asm/io.h>
 #include <asm/uaccess.h>
 
@@ -1221,7 +1221,7 @@ static int __devinit vortex_probe1(struct device *gendev,
 	if (print_info)
 		printk(", IRQ %d\n", dev->irq);
 	/* Tell them about an invalid IRQ. */
-	if (dev->irq <= 0 || dev->irq >= NR_IRQS)
+	if (dev->irq <= 0 || dev->irq >= nr_irqs)
 		printk(KERN_WARNING " *** Warning: IRQ %d is unlikely to work! ***\n",
 			   dev->irq);
 
diff --git a/drivers/net/hamradio/baycom_ser_fdx.c b/drivers/net/hamradio/baycom_ser_fdx.c
index 17ac6975d70..b6a816e60c0 100644
--- a/drivers/net/hamradio/baycom_ser_fdx.c
+++ b/drivers/net/hamradio/baycom_ser_fdx.c
@@ -416,10 +416,10 @@ static int ser12_open(struct net_device *dev)
 	if (!dev || !bc)
 		return -ENXIO;
 	if (!dev->base_addr || dev->base_addr > 0xffff-SER12_EXTENT ||
-	    dev->irq < 2 || dev->irq > NR_IRQS) {
+	    dev->irq < 2 || dev->irq > nr_irqs) {
 		printk(KERN_INFO "baycom_ser_fdx: invalid portnumber (max %u) "
 				"or irq (2 <= irq <= %d)\n",
-				0xffff-SER12_EXTENT, NR_IRQS);
+				0xffff-SER12_EXTENT, nr_irqs);
 		return -ENXIO;
 	}
 	if (bc->baud < 300 || bc->baud > 4800) {
diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c
index 45ae9d1191d..c17e39bc546 100644
--- a/drivers/net/hamradio/scc.c
+++ b/drivers/net/hamradio/scc.c
@@ -1465,7 +1465,7 @@ static void z8530_init(void)
 	printk(KERN_INFO "Init Z8530 driver: %u channels, IRQ", Nchips*2);
 	
 	flag=" ";
-	for (k = 0; k < NR_IRQS; k++)
+	for (k = 0; k < nr_irqs; k++)
 		if (Ivec[k].used) 
 		{
 			printk("%s%d", flag, k);
@@ -1728,7 +1728,7 @@ static int scc_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 
 			if (hwcfg.irq == 2) hwcfg.irq = 9;
 
-			if (hwcfg.irq < 0 || hwcfg.irq >= NR_IRQS)
+			if (hwcfg.irq < 0 || hwcfg.irq >= nr_irqs)
 				return -EINVAL;
 				
 			if (!Ivec[hwcfg.irq].used && hwcfg.irq)
@@ -2148,7 +2148,7 @@ static void __exit scc_cleanup_driver(void)
 		}
 		
 	/* To unload the port must be closed so no real IRQ pending */
-	for (k=0; k < NR_IRQS ; k++)
+	for (k = 0; k < nr_irqs ; k++)
 		if (Ivec[k].used) free_irq(k, NULL);
 		
 	local_irq_enable();
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index 38b90e7a7ed..7914867110e 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -168,7 +168,7 @@ static int get_registers(pegasus_t * pegasus, __u16 indx, __u16 size,
 			netif_device_detach(pegasus->net);
 		if (netif_msg_drv(pegasus) && printk_ratelimit())
 			dev_err(&pegasus->intf->dev, "%s, status %d\n",
-					__FUNCTION__, ret);
+					__func__, ret);
 		goto out;
 	}
 
@@ -192,7 +192,7 @@ static int set_registers(pegasus_t * pegasus, __u16 indx, __u16 size,
 	if (!buffer) {
 		if (netif_msg_drv(pegasus))
 			dev_warn(&pegasus->intf->dev, "out of memory in %s\n",
-					__FUNCTION__);
+					__func__);
 		return -ENOMEM;
 	}
 	memcpy(buffer, data, size);
diff --git a/drivers/net/wan/sbni.c b/drivers/net/wan/sbni.c
index f972fef87c9..ee51b6a5e60 100644
--- a/drivers/net/wan/sbni.c
+++ b/drivers/net/wan/sbni.c
@@ -318,7 +318,7 @@ sbni_pci_probe( struct net_device  *dev )
 				continue;
 		}
 
-		if( pci_irq_line <= 0  ||  pci_irq_line >= NR_IRQS )
+		if (pci_irq_line <= 0 || pci_irq_line >= nr_irqs)
 			printk( KERN_WARNING "  WARNING: The PCI BIOS assigned "
 				"this PCI card to IRQ %d, which is unlikely "
 				"to work!.\n"
diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c
index b30e38f3a50..dcc1e9958d2 100644
--- a/drivers/parisc/ccio-dma.c
+++ b/drivers/parisc/ccio-dma.c
@@ -66,15 +66,8 @@
 #undef DEBUG_CCIO_RUN_SG
 
 #ifdef CONFIG_PROC_FS
-/*
- * CCIO_SEARCH_TIME can help measure how fast the bitmap search is.
- * impacts performance though - ditch it if you don't use it.
- */
-#define CCIO_SEARCH_TIME
-#undef CCIO_MAP_STATS
-#else
-#undef CCIO_SEARCH_TIME
-#undef CCIO_MAP_STATS
+/* depends on proc fs support. But costs CPU performance. */
+#undef CCIO_COLLECT_STATS
 #endif
 
 #include <linux/proc_fs.h>
@@ -239,12 +232,10 @@ struct ioc {
 	u32 res_size;		    	/* size of resource map in bytes */
 	spinlock_t res_lock;
 
-#ifdef CCIO_SEARCH_TIME
+#ifdef CCIO_COLLECT_STATS
 #define CCIO_SEARCH_SAMPLE 0x100
 	unsigned long avg_search[CCIO_SEARCH_SAMPLE];
 	unsigned long avg_idx;		  /* current index into avg_search */
-#endif
-#ifdef CCIO_MAP_STATS
 	unsigned long used_pages;
 	unsigned long msingle_calls;
 	unsigned long msingle_pages;
@@ -351,7 +342,7 @@ ccio_alloc_range(struct ioc *ioc, struct device *dev, size_t size)
 	unsigned int pages_needed = size >> IOVP_SHIFT;
 	unsigned int res_idx;
 	unsigned long boundary_size;
-#ifdef CCIO_SEARCH_TIME
+#ifdef CCIO_COLLECT_STATS
 	unsigned long cr_start = mfctl(16);
 #endif
 	
@@ -406,7 +397,7 @@ resource_found:
 	DBG_RES("%s() res_idx %d res_hint: %d\n",
 		__func__, res_idx, ioc->res_hint);
 
-#ifdef CCIO_SEARCH_TIME
+#ifdef CCIO_COLLECT_STATS
 	{
 		unsigned long cr_end = mfctl(16);
 		unsigned long tmp = cr_end - cr_start;
@@ -416,7 +407,7 @@ resource_found:
 	ioc->avg_search[ioc->avg_idx++] = cr_start;
 	ioc->avg_idx &= CCIO_SEARCH_SAMPLE - 1;
 #endif
-#ifdef CCIO_MAP_STATS
+#ifdef CCIO_COLLECT_STATS
 	ioc->used_pages += pages_needed;
 #endif
 	/* 
@@ -452,7 +443,7 @@ ccio_free_range(struct ioc *ioc, dma_addr_t iova, unsigned long pages_mapped)
 	DBG_RES("%s():  res_idx: %d pages_mapped %d\n", 
 		__func__, res_idx, pages_mapped);
 
-#ifdef CCIO_MAP_STATS
+#ifdef CCIO_COLLECT_STATS
 	ioc->used_pages -= pages_mapped;
 #endif
 
@@ -764,7 +755,7 @@ ccio_map_single(struct device *dev, void *addr, size_t size,
 	size = ALIGN(size + offset, IOVP_SIZE);
 	spin_lock_irqsave(&ioc->res_lock, flags);
 
-#ifdef CCIO_MAP_STATS
+#ifdef CCIO_COLLECT_STATS
 	ioc->msingle_calls++;
 	ioc->msingle_pages += size >> IOVP_SHIFT;
 #endif
@@ -828,7 +819,7 @@ ccio_unmap_single(struct device *dev, dma_addr_t iova, size_t size,
 
 	spin_lock_irqsave(&ioc->res_lock, flags);
 
-#ifdef CCIO_MAP_STATS
+#ifdef CCIO_COLLECT_STATS
 	ioc->usingle_calls++;
 	ioc->usingle_pages += size >> IOVP_SHIFT;
 #endif
@@ -894,7 +885,7 @@ ccio_free_consistent(struct device *dev, size_t size, void *cpu_addr,
 */
 #define PIDE_FLAG 0x80000000UL
 
-#ifdef CCIO_MAP_STATS
+#ifdef CCIO_COLLECT_STATS
 #define IOMMU_MAP_STATS
 #endif
 #include "iommu-helpers.h"
@@ -938,7 +929,7 @@ ccio_map_sg(struct device *dev, struct scatterlist *sglist, int nents,
 	
 	spin_lock_irqsave(&ioc->res_lock, flags);
 
-#ifdef CCIO_MAP_STATS
+#ifdef CCIO_COLLECT_STATS
 	ioc->msg_calls++;
 #endif
 
@@ -997,13 +988,13 @@ ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
 	DBG_RUN_SG("%s() START %d entries,  %08lx,%x\n",
 		__func__, nents, sg_virt_addr(sglist), sglist->length);
 
-#ifdef CCIO_MAP_STATS
+#ifdef CCIO_COLLECT_STATS
 	ioc->usg_calls++;
 #endif
 
 	while(sg_dma_len(sglist) && nents--) {
 
-#ifdef CCIO_MAP_STATS
+#ifdef CCIO_COLLECT_STATS
 		ioc->usg_pages += sg_dma_len(sglist) >> PAGE_SHIFT;
 #endif
 		ccio_unmap_single(dev, sg_dma_address(sglist),
@@ -1048,7 +1039,7 @@ static int ccio_proc_info(struct seq_file *m, void *p)
 		len += seq_printf(m, "IO PDIR size    : %d bytes (%d entries)\n",
 			       total_pages * 8, total_pages);
 
-#ifdef CCIO_MAP_STATS
+#ifdef CCIO_COLLECT_STATS
 		len += seq_printf(m, "IO PDIR entries : %ld free  %ld used (%d%%)\n",
 				  total_pages - ioc->used_pages, ioc->used_pages,
 				  (int)(ioc->used_pages * 100 / total_pages));
@@ -1057,7 +1048,7 @@ static int ccio_proc_info(struct seq_file *m, void *p)
 		len += seq_printf(m, "Resource bitmap : %d bytes (%d pages)\n", 
 				  ioc->res_size, total_pages);
 
-#ifdef CCIO_SEARCH_TIME
+#ifdef CCIO_COLLECT_STATS
 		min = max = ioc->avg_search[0];
 		for(j = 0; j < CCIO_SEARCH_SAMPLE; ++j) {
 			avg += ioc->avg_search[j];
@@ -1070,7 +1061,7 @@ static int ccio_proc_info(struct seq_file *m, void *p)
 		len += seq_printf(m, "  Bitmap search : %ld/%ld/%ld (min/avg/max CPU Cycles)\n",
 				  min, avg, max);
 #endif
-#ifdef CCIO_MAP_STATS
+#ifdef CCIO_COLLECT_STATS
 		len += seq_printf(m, "pci_map_single(): %8ld calls  %8ld pages (avg %d/1000)\n",
 				  ioc->msingle_calls, ioc->msingle_pages,
 				  (int)((ioc->msingle_pages * 1000)/ioc->msingle_calls));
@@ -1088,7 +1079,7 @@ static int ccio_proc_info(struct seq_file *m, void *p)
 		len += seq_printf(m, "pci_unmap_sg()  : %8ld calls  %8ld pages (avg %d/1000)\n\n\n",
 				  ioc->usg_calls, ioc->usg_pages,
 				  (int)((ioc->usg_pages * 1000)/ioc->usg_calls));
-#endif	/* CCIO_MAP_STATS */
+#endif	/* CCIO_COLLECT_STATS */
 
 		ioc = ioc->next;
 	}
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index fd56128525d..3bc54b30c3a 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -298,7 +298,8 @@ struct pci_port_ops dino_port_ops = {
 
 static void dino_disable_irq(unsigned int irq)
 {
-	struct dino_device *dino_dev = irq_desc[irq].chip_data;
+	struct irq_desc *desc = irq_to_desc(irq);
+	struct dino_device *dino_dev = desc->chip_data;
 	int local_irq = gsc_find_local_irq(irq, dino_dev->global_irq, DINO_LOCAL_IRQS);
 
 	DBG(KERN_WARNING "%s(0x%p, %d)\n", __func__, dino_dev, irq);
@@ -310,7 +311,8 @@ static void dino_disable_irq(unsigned int irq)
 
 static void dino_enable_irq(unsigned int irq)
 {
-	struct dino_device *dino_dev = irq_desc[irq].chip_data;
+	struct irq_desc *desc = irq_to_desc(irq);
+	struct dino_device *dino_dev = desc->chip_data;
 	int local_irq = gsc_find_local_irq(irq, dino_dev->global_irq, DINO_LOCAL_IRQS);
 	u32 tmp;
 
diff --git a/drivers/parisc/eisa.c b/drivers/parisc/eisa.c
index 771cef59254..7891db50c48 100644
--- a/drivers/parisc/eisa.c
+++ b/drivers/parisc/eisa.c
@@ -346,10 +346,10 @@ static int __init eisa_probe(struct parisc_device *dev)
 	}
 	
 	/* Reserve IRQ2 */
-	irq_desc[2].action = &irq2_action;
+	irq_to_desc(2)->action = &irq2_action;
 	
 	for (i = 0; i < 16; i++) {
-		irq_desc[i].chip = &eisa_interrupt_type;
+		irq_to_desc(i)->chip = &eisa_interrupt_type;
 	}
 	
 	EISA_bus = 1;
diff --git a/drivers/parisc/gsc.c b/drivers/parisc/gsc.c
index f7d088b897e..e76db9e4d50 100644
--- a/drivers/parisc/gsc.c
+++ b/drivers/parisc/gsc.c
@@ -108,7 +108,8 @@ int gsc_find_local_irq(unsigned int irq, int *global_irqs, int limit)
 
 static void gsc_asic_disable_irq(unsigned int irq)
 {
-	struct gsc_asic *irq_dev = irq_desc[irq].chip_data;
+	struct irq_desc *desc = irq_to_desc(irq);
+	struct gsc_asic *irq_dev = desc->chip_data;
 	int local_irq = gsc_find_local_irq(irq, irq_dev->global_irq, 32);
 	u32 imr;
 
@@ -123,7 +124,8 @@ static void gsc_asic_disable_irq(unsigned int irq)
 
 static void gsc_asic_enable_irq(unsigned int irq)
 {
-	struct gsc_asic *irq_dev = irq_desc[irq].chip_data;
+	struct irq_desc *desc = irq_to_desc(irq);
+	struct gsc_asic *irq_dev = desc->chip_data;
 	int local_irq = gsc_find_local_irq(irq, irq_dev->global_irq, 32);
 	u32 imr;
 
@@ -159,12 +161,14 @@ static struct hw_interrupt_type gsc_asic_interrupt_type = {
 int gsc_assign_irq(struct hw_interrupt_type *type, void *data)
 {
 	static int irq = GSC_IRQ_BASE;
+	struct irq_desc *desc;
 
 	if (irq > GSC_IRQ_MAX)
 		return NO_IRQ;
 
-	irq_desc[irq].chip = type;
-	irq_desc[irq].chip_data = data;
+	desc = irq_to_desc(irq);
+	desc->chip = type;
+	desc->chip_data = data;
 	return irq++;
 }
 
diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c
index 6fb3f7979f2..7beffcab274 100644
--- a/drivers/parisc/iosapic.c
+++ b/drivers/parisc/iosapic.c
@@ -619,7 +619,9 @@ iosapic_set_irt_data( struct vector_info *vi, u32 *dp0, u32 *dp1)
 
 static struct vector_info *iosapic_get_vector(unsigned int irq)
 {
-	return irq_desc[irq].chip_data;
+	struct irq_desc *desc = irq_to_desc(irq);
+
+	return desc->chip_data;
 }
 
 static void iosapic_disable_irq(unsigned int irq)
diff --git a/drivers/parisc/superio.c b/drivers/parisc/superio.c
index 1e8d2d17f04..1e93c837514 100644
--- a/drivers/parisc/superio.c
+++ b/drivers/parisc/superio.c
@@ -363,7 +363,9 @@ int superio_fixup_irq(struct pci_dev *pcidev)
 #endif
 
 	for (i = 0; i < 16; i++) {
-		irq_desc[i].chip = &superio_interrupt_type;
+		struct irq_desc *desc = irq_to_desc(i);
+
+		desc->chip = &superio_interrupt_type;
 	}
 
 	/*
diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c
index 529d9d7727b..999cc4088b5 100644
--- a/drivers/pci/bus.c
+++ b/drivers/pci/bus.c
@@ -151,6 +151,13 @@ void pci_bus_add_devices(struct pci_bus *bus)
 			if (retval)
 				dev_err(&dev->dev, "Error creating cpuaffinity"
 					" file, continuing...\n");
+
+			retval = device_create_file(&child_bus->dev,
+						&dev_attr_cpulistaffinity);
+			if (retval)
+				dev_err(&dev->dev,
+					"Error creating cpulistaffinity"
+					" file, continuing...\n");
 		}
 	}
 }
diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c
index 7b3751136e6..691b3adeb87 100644
--- a/drivers/pci/dmar.c
+++ b/drivers/pci/dmar.c
@@ -211,7 +211,7 @@ static int __init dmar_parse_dev(struct dmar_drhd_unit *dmaru)
 		include_all = 1;
 	}
 
-	if (ret || (dmaru->devices_cnt == 0 && !dmaru->include_all)) {
+	if (ret) {
 		list_del(&dmaru->list);
 		kfree(dmaru);
 	}
@@ -289,6 +289,24 @@ dmar_table_print_dmar_entry(struct acpi_dmar_header *header)
 	}
 }
 
+/**
+ * dmar_table_detect - checks to see if the platform supports DMAR devices
+ */
+static int __init dmar_table_detect(void)
+{
+	acpi_status status = AE_OK;
+
+	/* if we could find DMAR table, then there are DMAR devices */
+	status = acpi_get_table(ACPI_SIG_DMAR, 0,
+				(struct acpi_table_header **)&dmar_tbl);
+
+	if (ACPI_SUCCESS(status) && !dmar_tbl) {
+		printk (KERN_WARNING PREFIX "Unable to map DMAR\n");
+		status = AE_NOT_FOUND;
+	}
+
+	return (ACPI_SUCCESS(status) ? 1 : 0);
+}
 
 /**
  * parse_dmar_table - parses the DMA reporting table
@@ -300,6 +318,12 @@ parse_dmar_table(void)
 	struct acpi_dmar_header *entry_header;
 	int ret = 0;
 
+	/*
+	 * Do it again, earlier dmar_tbl mapping could be mapped with
+	 * fixed map.
+	 */
+	dmar_table_detect();
+
 	dmar = (struct acpi_table_dmar *)dmar_tbl;
 	if (!dmar)
 		return -ENODEV;
@@ -373,10 +397,10 @@ dmar_find_matched_drhd_unit(struct pci_dev *dev)
 
 int __init dmar_dev_scope_init(void)
 {
-	struct dmar_drhd_unit *drhd;
+	struct dmar_drhd_unit *drhd, *drhd_n;
 	int ret = -ENODEV;
 
-	for_each_drhd_unit(drhd) {
+	list_for_each_entry_safe(drhd, drhd_n, &dmar_drhd_units, list) {
 		ret = dmar_parse_dev(drhd);
 		if (ret)
 			return ret;
@@ -384,8 +408,8 @@ int __init dmar_dev_scope_init(void)
 
 #ifdef CONFIG_DMAR
 	{
-		struct dmar_rmrr_unit *rmrr;
-		for_each_rmrr_units(rmrr) {
+		struct dmar_rmrr_unit *rmrr, *rmrr_n;
+		list_for_each_entry_safe(rmrr, rmrr_n, &dmar_rmrr_units, list) {
 			ret = rmrr_parse_dev(rmrr);
 			if (ret)
 				return ret;
@@ -430,30 +454,11 @@ int __init dmar_table_init(void)
 	return 0;
 }
 
-/**
- * early_dmar_detect - checks to see if the platform supports DMAR devices
- */
-int __init early_dmar_detect(void)
-{
-	acpi_status status = AE_OK;
-
-	/* if we could find DMAR table, then there are DMAR devices */
-	status = acpi_get_table(ACPI_SIG_DMAR, 0,
-				(struct acpi_table_header **)&dmar_tbl);
-
-	if (ACPI_SUCCESS(status) && !dmar_tbl) {
-		printk (KERN_WARNING PREFIX "Unable to map DMAR\n");
-		status = AE_NOT_FOUND;
-	}
-
-	return (ACPI_SUCCESS(status) ? 1 : 0);
-}
-
 void __init detect_intel_iommu(void)
 {
 	int ret;
 
-	ret = early_dmar_detect();
+	ret = dmar_table_detect();
 
 	{
 #ifdef CONFIG_INTR_REMAP
@@ -470,13 +475,13 @@ void __init detect_intel_iommu(void)
 			       "Queued invalidation will be enabled to support "
 			       "x2apic and Intr-remapping.\n");
 #endif
-
 #ifdef CONFIG_DMAR
 		if (ret && !no_iommu && !iommu_detected && !swiotlb &&
 		    !dmar_disabled)
 			iommu_detected = 1;
 #endif
 	}
+	dmar_tbl = NULL;
 }
 
 
diff --git a/drivers/pci/hotplug/ibmphp_ebda.c b/drivers/pci/hotplug/ibmphp_ebda.c
index 7d27631e6e6..8cfd1c4926c 100644
--- a/drivers/pci/hotplug/ibmphp_ebda.c
+++ b/drivers/pci/hotplug/ibmphp_ebda.c
@@ -123,10 +123,8 @@ static struct ebda_pci_rsrc *alloc_ebda_pci_rsrc (void)
 static void __init print_bus_info (void)
 {
 	struct bus_info *ptr;
-	struct list_head *ptr1;
 	
-	list_for_each (ptr1, &bus_info_head) {
-		ptr = list_entry (ptr1, struct bus_info, bus_info_list);
+	list_for_each_entry(ptr, &bus_info_head, bus_info_list) {
 		debug ("%s - slot_min = %x\n", __func__, ptr->slot_min);
 		debug ("%s - slot_max = %x\n", __func__, ptr->slot_max);
 		debug ("%s - slot_count = %x\n", __func__, ptr->slot_count);
@@ -146,10 +144,8 @@ static void __init print_bus_info (void)
 static void print_lo_info (void)
 {
 	struct rio_detail *ptr;
-	struct list_head *ptr1;
 	debug ("print_lo_info ----\n");	
-	list_for_each (ptr1, &rio_lo_head) {
-		ptr = list_entry (ptr1, struct rio_detail, rio_detail_list);
+	list_for_each_entry(ptr, &rio_lo_head, rio_detail_list) {
 		debug ("%s - rio_node_id = %x\n", __func__, ptr->rio_node_id);
 		debug ("%s - rio_type = %x\n", __func__, ptr->rio_type);
 		debug ("%s - owner_id = %x\n", __func__, ptr->owner_id);
@@ -163,10 +159,8 @@ static void print_lo_info (void)
 static void print_vg_info (void)
 {
 	struct rio_detail *ptr;
-	struct list_head *ptr1;
 	debug ("%s ---\n", __func__);
-	list_for_each (ptr1, &rio_vg_head) {
-		ptr = list_entry (ptr1, struct rio_detail, rio_detail_list);
+	list_for_each_entry(ptr, &rio_vg_head, rio_detail_list) {
 		debug ("%s - rio_node_id = %x\n", __func__, ptr->rio_node_id);
 		debug ("%s - rio_type = %x\n", __func__, ptr->rio_type);
 		debug ("%s - owner_id = %x\n", __func__, ptr->owner_id);
@@ -180,10 +174,8 @@ static void print_vg_info (void)
 static void __init print_ebda_pci_rsrc (void)
 {
 	struct ebda_pci_rsrc *ptr;
-	struct list_head *ptr1;
 
-	list_for_each (ptr1, &ibmphp_ebda_pci_rsrc_head) {
-		ptr = list_entry (ptr1, struct ebda_pci_rsrc, ebda_pci_rsrc_list);
+	list_for_each_entry(ptr, &ibmphp_ebda_pci_rsrc_head, ebda_pci_rsrc_list) {
 		debug ("%s - rsrc type: %x bus#: %x dev_func: %x start addr: %x end addr: %x\n", 
 			__func__, ptr->rsrc_type ,ptr->bus_num, ptr->dev_fun,ptr->start_addr, ptr->end_addr);
 	}
@@ -192,10 +184,8 @@ static void __init print_ebda_pci_rsrc (void)
 static void __init print_ibm_slot (void)
 {
 	struct slot *ptr;
-	struct list_head *ptr1;
 
-	list_for_each (ptr1, &ibmphp_slot_head) {
-		ptr = list_entry (ptr1, struct slot, ibm_slot_list);
+	list_for_each_entry(ptr, &ibmphp_slot_head, ibm_slot_list) {
 		debug ("%s - slot_number: %x\n", __func__, ptr->number);
 	}
 }
@@ -203,10 +193,8 @@ static void __init print_ibm_slot (void)
 static void __init print_opt_vg (void)
 {
 	struct opt_rio *ptr;
-	struct list_head *ptr1;
 	debug ("%s ---\n", __func__);
-	list_for_each (ptr1, &opt_vg_head) {
-		ptr = list_entry (ptr1, struct opt_rio, opt_rio_list);
+	list_for_each_entry(ptr, &opt_vg_head, opt_rio_list) {
 		debug ("%s - rio_type %x\n", __func__, ptr->rio_type);
 		debug ("%s - chassis_num: %x\n", __func__, ptr->chassis_num);
 		debug ("%s - first_slot_num: %x\n", __func__, ptr->first_slot_num);
@@ -217,13 +205,9 @@ static void __init print_opt_vg (void)
 static void __init print_ebda_hpc (void)
 {
 	struct controller *hpc_ptr;
-	struct list_head *ptr1;
 	u16 index;
 
-	list_for_each (ptr1, &ebda_hpc_head) {
-
-		hpc_ptr = list_entry (ptr1, struct controller, ebda_hpc_list); 
-
+	list_for_each_entry(hpc_ptr, &ebda_hpc_head, ebda_hpc_list) {
 		for (index = 0; index < hpc_ptr->slot_count; index++) {
 			debug ("%s - physical slot#: %x\n", __func__, hpc_ptr->slots[index].slot_num);
 			debug ("%s - pci bus# of the slot: %x\n", __func__, hpc_ptr->slots[index].slot_bus_num);
@@ -460,9 +444,7 @@ static int __init ebda_rio_table (void)
 static struct opt_rio *search_opt_vg (u8 chassis_num)
 {
 	struct opt_rio *ptr;
-	struct list_head *ptr1;
-	list_for_each (ptr1, &opt_vg_head) {
-		ptr = list_entry (ptr1, struct opt_rio, opt_rio_list);
+	list_for_each_entry(ptr, &opt_vg_head, opt_rio_list) {
 		if (ptr->chassis_num == chassis_num)
 			return ptr;
 	}		
@@ -473,10 +455,8 @@ static int __init combine_wpg_for_chassis (void)
 {
 	struct opt_rio *opt_rio_ptr = NULL;
 	struct rio_detail *rio_detail_ptr = NULL;
-	struct list_head *list_head_ptr = NULL;
 	
-	list_for_each (list_head_ptr, &rio_vg_head) {
-		rio_detail_ptr = list_entry (list_head_ptr, struct rio_detail, rio_detail_list);
+	list_for_each_entry(rio_detail_ptr, &rio_vg_head, rio_detail_list) {
 		opt_rio_ptr = search_opt_vg (rio_detail_ptr->chassis_num);
 		if (!opt_rio_ptr) {
 			opt_rio_ptr = kzalloc(sizeof(struct opt_rio), GFP_KERNEL);
@@ -497,14 +477,12 @@ static int __init combine_wpg_for_chassis (void)
 }	
 
 /*
- * reorgnizing linked list of expansion box	 
+ * reorganizing linked list of expansion box
  */
 static struct opt_rio_lo *search_opt_lo (u8 chassis_num)
 {
 	struct opt_rio_lo *ptr;
-	struct list_head *ptr1;
-	list_for_each (ptr1, &opt_lo_head) {
-		ptr = list_entry (ptr1, struct opt_rio_lo, opt_rio_lo_list);
+	list_for_each_entry(ptr, &opt_lo_head, opt_rio_lo_list) {
 		if (ptr->chassis_num == chassis_num)
 			return ptr;
 	}		
@@ -515,10 +493,8 @@ static int combine_wpg_for_expansion (void)
 {
 	struct opt_rio_lo *opt_rio_lo_ptr = NULL;
 	struct rio_detail *rio_detail_ptr = NULL;
-	struct list_head *list_head_ptr = NULL;
 	
-	list_for_each (list_head_ptr, &rio_lo_head) {
-		rio_detail_ptr = list_entry (list_head_ptr, struct rio_detail, rio_detail_list);
+	list_for_each_entry(rio_detail_ptr, &rio_lo_head, rio_detail_list) {
 		opt_rio_lo_ptr = search_opt_lo (rio_detail_ptr->chassis_num);
 		if (!opt_rio_lo_ptr) {
 			opt_rio_lo_ptr = kzalloc(sizeof(struct opt_rio_lo), GFP_KERNEL);
@@ -550,20 +526,17 @@ static int first_slot_num (u8 slot_num, u8 first_slot, u8 var)
 {
 	struct opt_rio *opt_vg_ptr = NULL;
 	struct opt_rio_lo *opt_lo_ptr = NULL;
-	struct list_head *ptr = NULL;
 	int rc = 0;
 
 	if (!var) {
-		list_for_each (ptr, &opt_vg_head) {
-			opt_vg_ptr = list_entry (ptr, struct opt_rio, opt_rio_list);
+		list_for_each_entry(opt_vg_ptr, &opt_vg_head, opt_rio_list) {
 			if ((first_slot < opt_vg_ptr->first_slot_num) && (slot_num >= opt_vg_ptr->first_slot_num)) { 
 				rc = -ENODEV;
 				break;
 			}
 		}
 	} else {
-		list_for_each (ptr, &opt_lo_head) {
-			opt_lo_ptr = list_entry (ptr, struct opt_rio_lo, opt_rio_lo_list);
+		list_for_each_entry(opt_lo_ptr, &opt_lo_head, opt_rio_lo_list) {
 			if ((first_slot < opt_lo_ptr->first_slot_num) && (slot_num >= opt_lo_ptr->first_slot_num)) {
 				rc = -ENODEV;
 				break;
@@ -576,10 +549,8 @@ static int first_slot_num (u8 slot_num, u8 first_slot, u8 var)
 static struct opt_rio_lo * find_rxe_num (u8 slot_num)
 {
 	struct opt_rio_lo *opt_lo_ptr;
-	struct list_head *ptr;
 
-	list_for_each (ptr, &opt_lo_head) {
-		opt_lo_ptr = list_entry (ptr, struct opt_rio_lo, opt_rio_lo_list);
+	list_for_each_entry(opt_lo_ptr, &opt_lo_head, opt_rio_lo_list) {
 		//check to see if this slot_num belongs to expansion box
 		if ((slot_num >= opt_lo_ptr->first_slot_num) && (!first_slot_num (slot_num, opt_lo_ptr->first_slot_num, 1))) 
 			return opt_lo_ptr;
@@ -590,10 +561,8 @@ static struct opt_rio_lo * find_rxe_num (u8 slot_num)
 static struct opt_rio * find_chassis_num (u8 slot_num)
 {
 	struct opt_rio *opt_vg_ptr;
-	struct list_head *ptr;
 
-	list_for_each (ptr, &opt_vg_head) {
-		opt_vg_ptr = list_entry (ptr, struct opt_rio, opt_rio_list);
+	list_for_each_entry(opt_vg_ptr, &opt_vg_head, opt_rio_list) {
 		//check to see if this slot_num belongs to chassis 
 		if ((slot_num >= opt_vg_ptr->first_slot_num) && (!first_slot_num (slot_num, opt_vg_ptr->first_slot_num, 0))) 
 			return opt_vg_ptr;
@@ -607,11 +576,9 @@ static struct opt_rio * find_chassis_num (u8 slot_num)
 static u8 calculate_first_slot (u8 slot_num)
 {
 	u8 first_slot = 1;
-	struct list_head * list;
 	struct slot * slot_cur;
 	
-	list_for_each (list, &ibmphp_slot_head) {
-		slot_cur = list_entry (list, struct slot, ibm_slot_list);
+	list_for_each_entry(slot_cur, &ibmphp_slot_head, ibm_slot_list) {
 		if (slot_cur->ctrl) {
 			if ((slot_cur->ctrl->ctlr_type != 4) && (slot_cur->ctrl->ending_slot_num > first_slot) && (slot_num > slot_cur->ctrl->ending_slot_num)) 
 				first_slot = slot_cur->ctrl->ending_slot_num;
@@ -767,7 +734,6 @@ static int __init ebda_rsrc_controller (void)
 	struct bus_info *bus_info_ptr1, *bus_info_ptr2;
 	int rc;
 	struct slot *tmp_slot;
-	struct list_head *list;
 
 	addr = hpc_list_ptr->phys_addr;
 	for (ctlr = 0; ctlr < hpc_list_ptr->num_ctlrs; ctlr++) {
@@ -997,9 +963,7 @@ static int __init ebda_rsrc_controller (void)
 
 	}			/* each hpc  */
 
-	list_for_each (list, &ibmphp_slot_head) {
-		tmp_slot = list_entry (list, struct slot, ibm_slot_list);
-
+	list_for_each_entry(tmp_slot, &ibmphp_slot_head, ibm_slot_list) {
 		snprintf (tmp_slot->hotplug_slot->name, 30, "%s", create_file_name (tmp_slot));
 		pci_hp_register(tmp_slot->hotplug_slot,
 			pci_find_bus(0, tmp_slot->bus), tmp_slot->device);
@@ -1101,10 +1065,8 @@ u16 ibmphp_get_total_controllers (void)
 struct slot *ibmphp_get_slot_from_physical_num (u8 physical_num)
 {
 	struct slot *slot;
-	struct list_head *list;
 
-	list_for_each (list, &ibmphp_slot_head) {
-		slot = list_entry (list, struct slot, ibm_slot_list);
+	list_for_each_entry(slot, &ibmphp_slot_head, ibm_slot_list) {
 		if (slot->number == physical_num)
 			return slot;
 	}
@@ -1120,10 +1082,8 @@ struct slot *ibmphp_get_slot_from_physical_num (u8 physical_num)
 struct bus_info *ibmphp_find_same_bus_num (u32 num)
 {
 	struct bus_info *ptr;
-	struct list_head  *ptr1;
 
-	list_for_each (ptr1, &bus_info_head) {
-		ptr = list_entry (ptr1, struct bus_info, bus_info_list); 
+	list_for_each_entry(ptr, &bus_info_head, bus_info_list) {
 		if (ptr->busno == num) 
 			 return ptr;
 	}
@@ -1136,10 +1096,8 @@ struct bus_info *ibmphp_find_same_bus_num (u32 num)
 int ibmphp_get_bus_index (u8 num)
 {
 	struct bus_info *ptr;
-	struct list_head  *ptr1;
 
-	list_for_each (ptr1, &bus_info_head) {
-		ptr = list_entry (ptr1, struct bus_info, bus_info_list);
+	list_for_each_entry(ptr, &bus_info_head, bus_info_list) {
 		if (ptr->busno == num)  
 			return ptr->index;
 	}
@@ -1212,11 +1170,9 @@ static struct pci_driver ibmphp_driver = {
 int ibmphp_register_pci (void)
 {
 	struct controller *ctrl;
-	struct list_head *tmp;
 	int rc = 0;
 
-	list_for_each (tmp, &ebda_hpc_head) {
-		ctrl = list_entry (tmp, struct controller, ebda_hpc_list);
+	list_for_each_entry(ctrl, &ebda_hpc_head, ebda_hpc_list) {
 		if (ctrl->ctlr_type == 1) {
 			rc = pci_register_driver(&ibmphp_driver);
 			break;
@@ -1227,12 +1183,10 @@ int ibmphp_register_pci (void)
 static int ibmphp_probe (struct pci_dev * dev, const struct pci_device_id *ids)
 {
 	struct controller *ctrl;
-	struct list_head *tmp;
 
 	debug ("inside ibmphp_probe\n");
 	
-	list_for_each (tmp, &ebda_hpc_head) {
-		ctrl = list_entry (tmp, struct controller, ebda_hpc_list);
+	list_for_each_entry(ctrl, &ebda_hpc_head, ebda_hpc_list) {
 		if (ctrl->ctlr_type == 1) {
 			if ((dev->devfn == ctrl->u.pci_ctlr.dev_fun) && (dev->bus->number == ctrl->u.pci_ctlr.bus)) {
 				ctrl->ctrl_dev = dev;
diff --git a/drivers/pci/hotplug/pci_hotplug_core.c b/drivers/pci/hotplug/pci_hotplug_core.c
index 5f85b1b120e..2e6c4474644 100644
--- a/drivers/pci/hotplug/pci_hotplug_core.c
+++ b/drivers/pci/hotplug/pci_hotplug_core.c
@@ -102,13 +102,13 @@ static int get_##name (struct hotplug_slot *slot, type *value)		\
 {									\
 	struct hotplug_slot_ops *ops = slot->ops;			\
 	int retval = 0;							\
-	if (try_module_get(ops->owner)) {				\
-		if (ops->get_##name)					\
-			retval = ops->get_##name(slot, value);		\
-		else							\
-			*value = slot->info->name;			\
-		module_put(ops->owner);					\
-	}								\
+	if (!try_module_get(ops->owner))				\
+		return -ENODEV;						\
+	if (ops->get_##name)						\
+		retval = ops->get_##name(slot, value);			\
+	else								\
+		*value = slot->info->name;				\
+	module_put(ops->owner);						\
 	return retval;							\
 }
 
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index 9e6cec67e1c..c367978bd7f 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -57,6 +57,19 @@ extern struct workqueue_struct *pciehp_wq;
 #define warn(format, arg...)						\
 	printk(KERN_WARNING "%s: " format, MY_NAME , ## arg)
 
+#define ctrl_dbg(ctrl, format, arg...)					\
+	do {								\
+		if (pciehp_debug)					\
+			dev_printk(, &ctrl->pcie->device,		\
+					format, ## arg);		\
+	} while (0)
+#define ctrl_err(ctrl, format, arg...)					\
+	dev_err(&ctrl->pcie->device, format, ## arg)
+#define ctrl_info(ctrl, format, arg...)					\
+	dev_info(&ctrl->pcie->device, format, ## arg)
+#define ctrl_warn(ctrl, format, arg...)					\
+	dev_warn(&ctrl->pcie->device, format, ## arg)
+
 #define SLOT_NAME_SIZE 10
 struct slot {
 	u8 bus;
@@ -87,6 +100,7 @@ struct controller {
 	int num_slots;			/* Number of slots on ctlr */
 	int slot_num_inc;		/* 1 or -1 */
 	struct pci_dev *pci_dev;
+	struct pcie_device *pcie;	/* PCI Express port service */
 	struct list_head slot_list;
 	struct hpc_ops *hpc_ops;
 	wait_queue_head_t queue;	/* sleep & wake process */
@@ -170,7 +184,7 @@ static inline struct slot *pciehp_find_slot(struct controller *ctrl, u8 device)
 			return slot;
 	}
 
-	err("%s: slot (device=0x%x) not found\n", __func__, device);
+	ctrl_err(ctrl, "%s: slot (device=0x%x) not found\n", __func__, device);
 	return NULL;
 }
 
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 4fd5355bc3b..c748a19db89 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -144,9 +144,10 @@ set_lock_exit:
  * sysfs interface which allows the user to toggle the Electro Mechanical
  * Interlock.  Valid values are either 0 or 1.  0 == unlock, 1 == lock
  */
-static ssize_t lock_write_file(struct hotplug_slot *slot, const char *buf,
-		size_t count)
+static ssize_t lock_write_file(struct hotplug_slot *hotplug_slot,
+		const char *buf, size_t count)
 {
+	struct slot *slot = hotplug_slot->private;
 	unsigned long llock;
 	u8 lock;
 	int retval = 0;
@@ -157,10 +158,11 @@ static ssize_t lock_write_file(struct hotplug_slot *slot, const char *buf,
 	switch (lock) {
 		case 0:
 		case 1:
-			retval = set_lock_status(slot, lock);
+			retval = set_lock_status(hotplug_slot, lock);
 			break;
 		default:
-			err ("%d is an invalid lock value\n", lock);
+			ctrl_err(slot->ctrl, "%d is an invalid lock value\n",
+				 lock);
 			retval = -EINVAL;
 	}
 	if (retval)
@@ -180,7 +182,10 @@ static struct hotplug_slot_attribute hotplug_slot_attr_lock = {
  */
 static void release_slot(struct hotplug_slot *hotplug_slot)
 {
-	dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+	struct slot *slot = hotplug_slot->private;
+
+	ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+		 __func__, hotplug_slot->name);
 
 	kfree(hotplug_slot->info);
 	kfree(hotplug_slot);
@@ -215,9 +220,9 @@ static int init_slots(struct controller *ctrl)
 		get_adapter_status(hotplug_slot, &info->adapter_status);
 		slot->hotplug_slot = hotplug_slot;
 
-		dbg("Registering bus=%x dev=%x hp_slot=%x sun=%x "
-		    "slot_device_offset=%x\n", slot->bus, slot->device,
-		    slot->hp_slot, slot->number, ctrl->slot_device_offset);
+		ctrl_dbg(ctrl, "Registering bus=%x dev=%x hp_slot=%x sun=%x "
+			 "slot_device_offset=%x\n", slot->bus, slot->device,
+			 slot->hp_slot, slot->number, ctrl->slot_device_offset);
 duplicate_name:
 		retval = pci_hp_register(hotplug_slot,
 					 ctrl->pci_dev->subordinate,
@@ -233,9 +238,11 @@ duplicate_name:
 				if (len < SLOT_NAME_SIZE)
 					goto duplicate_name;
 				else
-					err("duplicate slot name overflow\n");
+					ctrl_err(ctrl, "duplicate slot name "
+						 "overflow\n");
 			}
-			err("pci_hp_register failed with error %d\n", retval);
+			ctrl_err(ctrl, "pci_hp_register failed with error %d\n",
+				 retval);
 			goto error_info;
 		}
 		/* create additional sysfs entries */
@@ -244,7 +251,8 @@ duplicate_name:
 				&hotplug_slot_attr_lock.attr);
 			if (retval) {
 				pci_hp_deregister(hotplug_slot);
-				err("cannot create additional sysfs entries\n");
+				ctrl_err(ctrl, "cannot create additional sysfs "
+					 "entries\n");
 				goto error_info;
 			}
 		}
@@ -278,7 +286,8 @@ static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 status)
 {
 	struct slot *slot = hotplug_slot->private;
 
-	dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+	ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+		  __func__, hotplug_slot->name);
 
 	hotplug_slot->info->attention_status = status;
 
@@ -293,7 +302,8 @@ static int enable_slot(struct hotplug_slot *hotplug_slot)
 {
 	struct slot *slot = hotplug_slot->private;
 
-	dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+	ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+		 __func__, hotplug_slot->name);
 
 	return pciehp_sysfs_enable_slot(slot);
 }
@@ -303,7 +313,8 @@ static int disable_slot(struct hotplug_slot *hotplug_slot)
 {
 	struct slot *slot = hotplug_slot->private;
 
-	dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+	ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+		  __func__, hotplug_slot->name);
 
 	return pciehp_sysfs_disable_slot(slot);
 }
@@ -313,7 +324,8 @@ static int get_power_status(struct hotplug_slot *hotplug_slot, u8 *value)
 	struct slot *slot = hotplug_slot->private;
 	int retval;
 
-	dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+	ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+		  __func__, hotplug_slot->name);
 
 	retval = slot->hpc_ops->get_power_status(slot, value);
 	if (retval < 0)
@@ -327,7 +339,8 @@ static int get_attention_status(struct hotplug_slot *hotplug_slot, u8 *value)
 	struct slot *slot = hotplug_slot->private;
 	int retval;
 
-	dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+	ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+		  __func__, hotplug_slot->name);
 
 	retval = slot->hpc_ops->get_attention_status(slot, value);
 	if (retval < 0)
@@ -341,7 +354,8 @@ static int get_latch_status(struct hotplug_slot *hotplug_slot, u8 *value)
 	struct slot *slot = hotplug_slot->private;
 	int retval;
 
-	dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+	ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+		 __func__, hotplug_slot->name);
 
 	retval = slot->hpc_ops->get_latch_status(slot, value);
 	if (retval < 0)
@@ -355,7 +369,8 @@ static int get_adapter_status(struct hotplug_slot *hotplug_slot, u8 *value)
 	struct slot *slot = hotplug_slot->private;
 	int retval;
 
-	dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+	ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+		 __func__, hotplug_slot->name);
 
 	retval = slot->hpc_ops->get_adapter_status(slot, value);
 	if (retval < 0)
@@ -370,7 +385,8 @@ static int get_max_bus_speed(struct hotplug_slot *hotplug_slot,
 	struct slot *slot = hotplug_slot->private;
 	int retval;
 
-	dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+	ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+		 __func__, hotplug_slot->name);
 
 	retval = slot->hpc_ops->get_max_bus_speed(slot, value);
 	if (retval < 0)
@@ -384,7 +400,8 @@ static int get_cur_bus_speed(struct hotplug_slot *hotplug_slot, enum pci_bus_spe
 	struct slot *slot = hotplug_slot->private;
 	int retval;
 
-	dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+	ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+		 __func__, hotplug_slot->name);
 
 	retval = slot->hpc_ops->get_cur_bus_speed(slot, value);
 	if (retval < 0)
@@ -402,14 +419,15 @@ static int pciehp_probe(struct pcie_device *dev, const struct pcie_port_service_
 	struct pci_dev *pdev = dev->port;
 
 	if (pciehp_force)
-		dbg("Bypassing BIOS check for pciehp use on %s\n",
-		    pci_name(pdev));
+		dev_info(&dev->device,
+			 "Bypassing BIOS check for pciehp use on %s\n",
+			 pci_name(pdev));
 	else if (pciehp_get_hp_hw_control_from_firmware(pdev))
 		goto err_out_none;
 
 	ctrl = pcie_init(dev);
 	if (!ctrl) {
-		dbg("%s: controller initialization failed\n", PCIE_MODULE_NAME);
+		dev_err(&dev->device, "controller initialization failed\n");
 		goto err_out_none;
 	}
 	set_service_data(dev, ctrl);
@@ -418,11 +436,10 @@ static int pciehp_probe(struct pcie_device *dev, const struct pcie_port_service_
 	rc = init_slots(ctrl);
 	if (rc) {
 		if (rc == -EBUSY)
-			warn("%s: slot already registered by another "
-				"hotplug driver\n", PCIE_MODULE_NAME);
+			ctrl_warn(ctrl, "slot already registered by another "
+				  "hotplug driver\n");
 		else
-			err("%s: slot initialization failed\n",
-				PCIE_MODULE_NAME);
+			ctrl_err(ctrl, "slot initialization failed\n");
 		goto err_out_release_ctlr;
 	}
 
@@ -461,13 +478,13 @@ static void pciehp_remove (struct pcie_device *dev)
 #ifdef CONFIG_PM
 static int pciehp_suspend (struct pcie_device *dev, pm_message_t state)
 {
-	printk("%s ENTRY\n", __func__);
+	dev_info(&dev->device, "%s ENTRY\n", __func__);
 	return 0;
 }
 
 static int pciehp_resume (struct pcie_device *dev)
 {
-	printk("%s ENTRY\n", __func__);
+	dev_info(&dev->device, "%s ENTRY\n", __func__);
 	if (pciehp_force) {
 		struct controller *ctrl = get_service_data(dev);
 		struct slot *t_slot;
@@ -497,10 +514,9 @@ static struct pcie_port_service_id port_pci_ids[] = { {
 	.driver_data =	0,
 	}, { /* end: all zeroes */ }
 };
-static const char device_name[] = "hpdriver";
 
 static struct pcie_port_service_driver hpdriver_portdrv = {
-	.name		= (char *)device_name,
+	.name		= PCIE_MODULE_NAME,
 	.id_table	= &port_pci_ids[0],
 
 	.probe		= pciehp_probe,
diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c
index 96a5d55a498..acb7f9efd18 100644
--- a/drivers/pci/hotplug/pciehp_ctrl.c
+++ b/drivers/pci/hotplug/pciehp_ctrl.c
@@ -58,14 +58,15 @@ static int queue_interrupt_event(struct slot *p_slot, u32 event_type)
 u8 pciehp_handle_attention_button(struct slot *p_slot)
 {
 	u32 event_type;
+	struct controller *ctrl = p_slot->ctrl;
 
 	/* Attention Button Change */
-	dbg("pciehp:  Attention button interrupt received.\n");
+	ctrl_dbg(ctrl, "Attention button interrupt received.\n");
 
 	/*
 	 *  Button pressed - See if need to TAKE ACTION!!!
 	 */
-	info("Button pressed on Slot(%s)\n", p_slot->name);
+	ctrl_info(ctrl, "Button pressed on Slot(%s)\n", p_slot->name);
 	event_type = INT_BUTTON_PRESS;
 
 	queue_interrupt_event(p_slot, event_type);
@@ -77,22 +78,23 @@ u8 pciehp_handle_switch_change(struct slot *p_slot)
 {
 	u8 getstatus;
 	u32 event_type;
+	struct controller *ctrl = p_slot->ctrl;
 
 	/* Switch Change */
-	dbg("pciehp:  Switch interrupt received.\n");
+	ctrl_dbg(ctrl, "Switch interrupt received.\n");
 
 	p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
 	if (getstatus) {
 		/*
 		 * Switch opened
 		 */
-		info("Latch open on Slot(%s)\n", p_slot->name);
+		ctrl_info(ctrl, "Latch open on Slot(%s)\n", p_slot->name);
 		event_type = INT_SWITCH_OPEN;
 	} else {
 		/*
 		 *  Switch closed
 		 */
-		info("Latch close on Slot(%s)\n", p_slot->name);
+		ctrl_info(ctrl, "Latch close on Slot(%s)\n", p_slot->name);
 		event_type = INT_SWITCH_CLOSE;
 	}
 
@@ -105,9 +107,10 @@ u8 pciehp_handle_presence_change(struct slot *p_slot)
 {
 	u32 event_type;
 	u8 presence_save;
+	struct controller *ctrl = p_slot->ctrl;
 
 	/* Presence Change */
-	dbg("pciehp:  Presence/Notify input change.\n");
+	ctrl_dbg(ctrl, "Presence/Notify input change.\n");
 
 	/* Switch is open, assume a presence change
 	 * Save the presence state
@@ -117,13 +120,13 @@ u8 pciehp_handle_presence_change(struct slot *p_slot)
 		/*
 		 * Card Present
 		 */
-		info("Card present on Slot(%s)\n", p_slot->name);
+		ctrl_info(ctrl, "Card present on Slot(%s)\n", p_slot->name);
 		event_type = INT_PRESENCE_ON;
 	} else {
 		/*
 		 * Not Present
 		 */
-		info("Card not present on Slot(%s)\n", p_slot->name);
+		ctrl_info(ctrl, "Card not present on Slot(%s)\n", p_slot->name);
 		event_type = INT_PRESENCE_OFF;
 	}
 
@@ -135,23 +138,25 @@ u8 pciehp_handle_presence_change(struct slot *p_slot)
 u8 pciehp_handle_power_fault(struct slot *p_slot)
 {
 	u32 event_type;
+	struct controller *ctrl = p_slot->ctrl;
 
 	/* power fault */
-	dbg("pciehp:  Power fault interrupt received.\n");
+	ctrl_dbg(ctrl, "Power fault interrupt received.\n");
 
 	if ( !(p_slot->hpc_ops->query_power_fault(p_slot))) {
 		/*
 		 * power fault Cleared
 		 */
-		info("Power fault cleared on Slot(%s)\n", p_slot->name);
+		ctrl_info(ctrl, "Power fault cleared on Slot(%s)\n",
+			  p_slot->name);
 		event_type = INT_POWER_FAULT_CLEAR;
 	} else {
 		/*
 		 *   power fault
 		 */
-		info("Power fault on Slot(%s)\n", p_slot->name);
+		ctrl_info(ctrl, "Power fault on Slot(%s)\n", p_slot->name);
 		event_type = INT_POWER_FAULT;
-		info("power fault bit %x set\n", 0);
+		ctrl_info(ctrl, "power fault bit %x set\n", 0);
 	}
 
 	queue_interrupt_event(p_slot, event_type);
@@ -168,8 +173,9 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot)
 	/* turn off slot, turn on Amber LED, turn off Green LED if supported*/
 	if (POWER_CTRL(ctrl)) {
 		if (pslot->hpc_ops->power_off_slot(pslot)) {
-			err("%s: Issue of Slot Power Off command failed\n",
-			    __func__);
+			ctrl_err(ctrl,
+				 "%s: Issue of Slot Power Off command failed\n",
+				 __func__);
 			return;
 		}
 	}
@@ -186,8 +192,8 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot)
 
 	if (ATTN_LED(ctrl)) {
 		if (pslot->hpc_ops->set_attention_status(pslot, 1)) {
-			err("%s: Issue of Set Attention Led command failed\n",
-			    __func__);
+			ctrl_err(ctrl, "%s: Issue of Set Attention "
+				 "Led command failed\n", __func__);
 			return;
 		}
 	}
@@ -205,9 +211,9 @@ static int board_added(struct slot *p_slot)
 	int retval = 0;
 	struct controller *ctrl = p_slot->ctrl;
 
-	dbg("%s: slot device, slot offset, hp slot = %d, %d ,%d\n",
-			__func__, p_slot->device,
-			ctrl->slot_device_offset, p_slot->hp_slot);
+	ctrl_dbg(ctrl, "%s: slot device, slot offset, hp slot = %d, %d ,%d\n",
+		 __func__, p_slot->device, ctrl->slot_device_offset,
+		 p_slot->hp_slot);
 
 	if (POWER_CTRL(ctrl)) {
 		/* Power on slot */
@@ -225,22 +231,22 @@ static int board_added(struct slot *p_slot)
 	/* Check link training status */
 	retval = p_slot->hpc_ops->check_lnk_status(ctrl);
 	if (retval) {
-		err("%s: Failed to check link status\n", __func__);
+		ctrl_err(ctrl, "%s: Failed to check link status\n", __func__);
 		set_slot_off(ctrl, p_slot);
 		return retval;
 	}
 
 	/* Check for a power fault */
 	if (p_slot->hpc_ops->query_power_fault(p_slot)) {
-		dbg("%s: power fault detected\n", __func__);
+		ctrl_dbg(ctrl, "%s: power fault detected\n", __func__);
 		retval = POWER_FAILURE;
 		goto err_exit;
 	}
 
 	retval = pciehp_configure_device(p_slot);
 	if (retval) {
-		err("Cannot add device 0x%x:%x\n", p_slot->bus,
-		    p_slot->device);
+		ctrl_err(ctrl, "Cannot add device 0x%x:%x\n",
+			 p_slot->bus, p_slot->device);
 		goto err_exit;
 	}
 
@@ -272,14 +278,14 @@ static int remove_board(struct slot *p_slot)
 	if (retval)
 		return retval;
 
-	dbg("In %s, hp_slot = %d\n", __func__, p_slot->hp_slot);
+	ctrl_dbg(ctrl, "In %s, hp_slot = %d\n", __func__, p_slot->hp_slot);
 
 	if (POWER_CTRL(ctrl)) {
 		/* power off slot */
 		retval = p_slot->hpc_ops->power_off_slot(p_slot);
 		if (retval) {
-			err("%s: Issue of Slot Disable command failed\n",
-			    __func__);
+			ctrl_err(ctrl, "%s: Issue of Slot Disable command "
+				 "failed\n", __func__);
 			return retval;
 		}
 	}
@@ -320,8 +326,8 @@ static void pciehp_power_thread(struct work_struct *work)
 	switch (p_slot->state) {
 	case POWEROFF_STATE:
 		mutex_unlock(&p_slot->lock);
-		dbg("%s: disabling bus:device(%x:%x)\n",
-		    __func__, p_slot->bus, p_slot->device);
+		ctrl_dbg(p_slot->ctrl, "%s: disabling bus:device(%x:%x)\n",
+			 __func__, p_slot->bus, p_slot->device);
 		pciehp_disable_slot(p_slot);
 		mutex_lock(&p_slot->lock);
 		p_slot->state = STATIC_STATE;
@@ -349,7 +355,8 @@ void pciehp_queue_pushbutton_work(struct work_struct *work)
 
 	info = kmalloc(sizeof(*info), GFP_KERNEL);
 	if (!info) {
-		err("%s: Cannot allocate memory\n", __func__);
+		ctrl_err(p_slot->ctrl, "%s: Cannot allocate memory\n",
+			 __func__);
 		return;
 	}
 	info->p_slot = p_slot;
@@ -403,12 +410,14 @@ static void handle_button_press_event(struct slot *p_slot)
 		p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
 		if (getstatus) {
 			p_slot->state = BLINKINGOFF_STATE;
-			info("PCI slot #%s - powering off due to button "
-			     "press.\n", p_slot->name);
+			ctrl_info(ctrl,
+				  "PCI slot #%s - powering off due to button "
+				  "press.\n", p_slot->name);
 		} else {
 			p_slot->state = BLINKINGON_STATE;
-			info("PCI slot #%s - powering on due to button "
-			     "press.\n", p_slot->name);
+			ctrl_info(ctrl,
+				  "PCI slot #%s - powering on due to button "
+				  "press.\n", p_slot->name);
 		}
 		/* blink green LED and turn off amber */
 		if (PWR_LED(ctrl))
@@ -425,8 +434,8 @@ static void handle_button_press_event(struct slot *p_slot)
 		 * press the attention again before the 5 sec. limit
 		 * expires to cancel hot-add or hot-remove
 		 */
-		info("Button cancel on Slot(%s)\n", p_slot->name);
-		dbg("%s: button cancel\n", __func__);
+		ctrl_info(ctrl, "Button cancel on Slot(%s)\n", p_slot->name);
+		ctrl_dbg(ctrl, "%s: button cancel\n", __func__);
 		cancel_delayed_work(&p_slot->work);
 		if (p_slot->state == BLINKINGOFF_STATE) {
 			if (PWR_LED(ctrl))
@@ -437,8 +446,8 @@ static void handle_button_press_event(struct slot *p_slot)
 		}
 		if (ATTN_LED(ctrl))
 			p_slot->hpc_ops->set_attention_status(p_slot, 0);
-		info("PCI slot #%s - action canceled due to button press\n",
-		     p_slot->name);
+		ctrl_info(ctrl, "PCI slot #%s - action canceled "
+			  "due to button press\n", p_slot->name);
 		p_slot->state = STATIC_STATE;
 		break;
 	case POWEROFF_STATE:
@@ -448,11 +457,11 @@ static void handle_button_press_event(struct slot *p_slot)
 		 * this means that the previous attention button action
 		 * to hot-add or hot-remove is undergoing
 		 */
-		info("Button ignore on Slot(%s)\n", p_slot->name);
+		ctrl_info(ctrl, "Button ignore on Slot(%s)\n", p_slot->name);
 		update_slot_info(p_slot);
 		break;
 	default:
-		warn("Not a valid state\n");
+		ctrl_warn(ctrl, "Not a valid state\n");
 		break;
 	}
 }
@@ -467,7 +476,8 @@ static void handle_surprise_event(struct slot *p_slot)
 
 	info = kmalloc(sizeof(*info), GFP_KERNEL);
 	if (!info) {
-		err("%s: Cannot allocate memory\n", __func__);
+		ctrl_err(p_slot->ctrl, "%s: Cannot allocate memory\n",
+			 __func__);
 		return;
 	}
 	info->p_slot = p_slot;
@@ -505,7 +515,7 @@ static void interrupt_event_handler(struct work_struct *work)
 	case INT_PRESENCE_OFF:
 		if (!HP_SUPR_RM(ctrl))
 			break;
-		dbg("Surprise Removal\n");
+		ctrl_dbg(ctrl, "Surprise Removal\n");
 		update_slot_info(p_slot);
 		handle_surprise_event(p_slot);
 		break;
@@ -522,22 +532,23 @@ int pciehp_enable_slot(struct slot *p_slot)
 {
 	u8 getstatus = 0;
 	int rc;
+	struct controller *ctrl = p_slot->ctrl;
 
 	/* Check to see if (latch closed, card present, power off) */
 	mutex_lock(&p_slot->ctrl->crit_sect);
 
 	rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
 	if (rc || !getstatus) {
-		info("%s: no adapter on slot(%s)\n", __func__,
-		     p_slot->name);
+		ctrl_info(ctrl, "%s: no adapter on slot(%s)\n",
+			  __func__, p_slot->name);
 		mutex_unlock(&p_slot->ctrl->crit_sect);
 		return -ENODEV;
 	}
 	if (MRL_SENS(p_slot->ctrl)) {
 		rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
 		if (rc || getstatus) {
-			info("%s: latch open on slot(%s)\n", __func__,
-			     p_slot->name);
+			ctrl_info(ctrl, "%s: latch open on slot(%s)\n",
+				  __func__, p_slot->name);
 			mutex_unlock(&p_slot->ctrl->crit_sect);
 			return -ENODEV;
 		}
@@ -546,8 +557,8 @@ int pciehp_enable_slot(struct slot *p_slot)
 	if (POWER_CTRL(p_slot->ctrl)) {
 		rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
 		if (rc || getstatus) {
-			info("%s: already enabled on slot(%s)\n", __func__,
-			     p_slot->name);
+			ctrl_info(ctrl, "%s: already enabled on slot(%s)\n",
+				  __func__, p_slot->name);
 			mutex_unlock(&p_slot->ctrl->crit_sect);
 			return -EINVAL;
 		}
@@ -571,6 +582,7 @@ int pciehp_disable_slot(struct slot *p_slot)
 {
 	u8 getstatus = 0;
 	int ret = 0;
+	struct controller *ctrl = p_slot->ctrl;
 
 	if (!p_slot->ctrl)
 		return 1;
@@ -581,8 +593,8 @@ int pciehp_disable_slot(struct slot *p_slot)
 	if (!HP_SUPR_RM(p_slot->ctrl)) {
 		ret = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
 		if (ret || !getstatus) {
-			info("%s: no adapter on slot(%s)\n", __func__,
-			     p_slot->name);
+			ctrl_info(ctrl, "%s: no adapter on slot(%s)\n",
+				  __func__, p_slot->name);
 			mutex_unlock(&p_slot->ctrl->crit_sect);
 			return -ENODEV;
 		}
@@ -591,8 +603,8 @@ int pciehp_disable_slot(struct slot *p_slot)
 	if (MRL_SENS(p_slot->ctrl)) {
 		ret = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
 		if (ret || getstatus) {
-			info("%s: latch open on slot(%s)\n", __func__,
-			     p_slot->name);
+			ctrl_info(ctrl, "%s: latch open on slot(%s)\n",
+				  __func__, p_slot->name);
 			mutex_unlock(&p_slot->ctrl->crit_sect);
 			return -ENODEV;
 		}
@@ -601,8 +613,8 @@ int pciehp_disable_slot(struct slot *p_slot)
 	if (POWER_CTRL(p_slot->ctrl)) {
 		ret = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
 		if (ret || !getstatus) {
-			info("%s: already disabled slot(%s)\n", __func__,
-			     p_slot->name);
+			ctrl_info(ctrl, "%s: already disabled slot(%s)\n",
+				  __func__, p_slot->name);
 			mutex_unlock(&p_slot->ctrl->crit_sect);
 			return -EINVAL;
 		}
@@ -618,6 +630,7 @@ int pciehp_disable_slot(struct slot *p_slot)
 int pciehp_sysfs_enable_slot(struct slot *p_slot)
 {
 	int retval = -ENODEV;
+	struct controller *ctrl = p_slot->ctrl;
 
 	mutex_lock(&p_slot->lock);
 	switch (p_slot->state) {
@@ -631,15 +644,15 @@ int pciehp_sysfs_enable_slot(struct slot *p_slot)
 		p_slot->state = STATIC_STATE;
 		break;
 	case POWERON_STATE:
-		info("Slot %s is already in powering on state\n",
-		     p_slot->name);
+		ctrl_info(ctrl, "Slot %s is already in powering on state\n",
+			  p_slot->name);
 		break;
 	case BLINKINGOFF_STATE:
 	case POWEROFF_STATE:
-		info("Already enabled on slot %s\n", p_slot->name);
+		ctrl_info(ctrl, "Already enabled on slot %s\n", p_slot->name);
 		break;
 	default:
-		err("Not a valid state on slot %s\n", p_slot->name);
+		ctrl_err(ctrl, "Not a valid state on slot %s\n", p_slot->name);
 		break;
 	}
 	mutex_unlock(&p_slot->lock);
@@ -650,6 +663,7 @@ int pciehp_sysfs_enable_slot(struct slot *p_slot)
 int pciehp_sysfs_disable_slot(struct slot *p_slot)
 {
 	int retval = -ENODEV;
+	struct controller *ctrl = p_slot->ctrl;
 
 	mutex_lock(&p_slot->lock);
 	switch (p_slot->state) {
@@ -663,15 +677,15 @@ int pciehp_sysfs_disable_slot(struct slot *p_slot)
 		p_slot->state = STATIC_STATE;
 		break;
 	case POWEROFF_STATE:
-		info("Slot %s is already in powering off state\n",
-		     p_slot->name);
+		ctrl_info(ctrl, "Slot %s is already in powering off state\n",
+			  p_slot->name);
 		break;
 	case BLINKINGON_STATE:
 	case POWERON_STATE:
-		info("Already disabled on slot %s\n", p_slot->name);
+		ctrl_info(ctrl, "Already disabled on slot %s\n", p_slot->name);
 		break;
 	default:
-		err("Not a valid state on slot %s\n", p_slot->name);
+		ctrl_err(ctrl, "Not a valid state on slot %s\n", p_slot->name);
 		break;
 	}
 	mutex_unlock(&p_slot->lock);
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 9d934ddee95..8e9530c4c36 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -223,7 +223,7 @@ static void start_int_poll_timer(struct controller *ctrl, int sec)
 
 static inline int pciehp_request_irq(struct controller *ctrl)
 {
-	int retval, irq = ctrl->pci_dev->irq;
+	int retval, irq = ctrl->pcie->irq;
 
 	/* Install interrupt polling timer. Start with 10 sec delay */
 	if (pciehp_poll_mode) {
@@ -235,7 +235,8 @@ static inline int pciehp_request_irq(struct controller *ctrl)
 	/* Installs the interrupt handler */
 	retval = request_irq(irq, pcie_isr, IRQF_SHARED, MY_NAME, ctrl);
 	if (retval)
-		err("Cannot get irq %d for the hotplug controller\n", irq);
+		ctrl_err(ctrl, "Cannot get irq %d for the hotplug controller\n",
+			 irq);
 	return retval;
 }
 
@@ -244,7 +245,7 @@ static inline void pciehp_free_irq(struct controller *ctrl)
 	if (pciehp_poll_mode)
 		del_timer_sync(&ctrl->poll_timer);
 	else
-		free_irq(ctrl->pci_dev->irq, ctrl);
+		free_irq(ctrl->pcie->irq, ctrl);
 }
 
 static int pcie_poll_cmd(struct controller *ctrl)
@@ -282,7 +283,7 @@ static void pcie_wait_cmd(struct controller *ctrl, int poll)
 	else
 		rc = wait_event_timeout(ctrl->queue, !ctrl->cmd_busy, timeout);
 	if (!rc)
-		dbg("Command not completed in 1000 msec\n");
+		ctrl_dbg(ctrl, "Command not completed in 1000 msec\n");
 }
 
 /**
@@ -301,7 +302,8 @@ static int pcie_write_cmd(struct controller *ctrl, u16 cmd, u16 mask)
 
 	retval = pciehp_readw(ctrl, SLOTSTATUS, &slot_status);
 	if (retval) {
-		err("%s: Cannot read SLOTSTATUS register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read SLOTSTATUS register\n",
+			 __func__);
 		goto out;
 	}
 
@@ -312,26 +314,28 @@ static int pcie_write_cmd(struct controller *ctrl, u16 cmd, u16 mask)
 			 * proceed forward to issue the next command according
 			 * to spec. Just print out the error message.
 			 */
-			dbg("%s: CMD_COMPLETED not clear after 1 sec.\n",
-			    __func__);
+			ctrl_dbg(ctrl,
+				 "%s: CMD_COMPLETED not clear after 1 sec.\n",
+				 __func__);
 		} else if (!NO_CMD_CMPL(ctrl)) {
 			/*
 			 * This controller semms to notify of command completed
 			 * event even though it supports none of power
 			 * controller, attention led, power led and EMI.
 			 */
-			dbg("%s: Unexpected CMD_COMPLETED. Need to wait for "
-			    "command completed event.\n", __func__);
+			ctrl_dbg(ctrl, "%s: Unexpected CMD_COMPLETED. Need to "
+				 "wait for command completed event.\n",
+				 __func__);
 			ctrl->no_cmd_complete = 0;
 		} else {
-			dbg("%s: Unexpected CMD_COMPLETED. Maybe the "
-			    "controller is broken.\n", __func__);
+			ctrl_dbg(ctrl, "%s: Unexpected CMD_COMPLETED. Maybe "
+				 "the controller is broken.\n", __func__);
 		}
 	}
 
 	retval = pciehp_readw(ctrl, SLOTCTRL, &slot_ctrl);
 	if (retval) {
-		err("%s: Cannot read SLOTCTRL register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read SLOTCTRL register\n", __func__);
 		goto out;
 	}
 
@@ -341,7 +345,8 @@ static int pcie_write_cmd(struct controller *ctrl, u16 cmd, u16 mask)
 	smp_mb();
 	retval = pciehp_writew(ctrl, SLOTCTRL, slot_ctrl);
 	if (retval)
-		err("%s: Cannot write to SLOTCTRL register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot write to SLOTCTRL register\n",
+			 __func__);
 
 	/*
 	 * Wait for command completion.
@@ -370,14 +375,15 @@ static int hpc_check_lnk_status(struct controller *ctrl)
 
 	retval = pciehp_readw(ctrl, LNKSTATUS, &lnk_status);
 	if (retval) {
-		err("%s: Cannot read LNKSTATUS register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read LNKSTATUS register\n",
+			 __func__);
 		return retval;
 	}
 
-	dbg("%s: lnk_status = %x\n", __func__, lnk_status);
+	ctrl_dbg(ctrl, "%s: lnk_status = %x\n", __func__, lnk_status);
 	if ( (lnk_status & LNK_TRN) || (lnk_status & LNK_TRN_ERR) ||
 		!(lnk_status & NEG_LINK_WD)) {
-		err("%s : Link Training Error occurs \n", __func__);
+		ctrl_err(ctrl, "%s : Link Training Error occurs \n", __func__);
 		retval = -1;
 		return retval;
 	}
@@ -394,12 +400,12 @@ static int hpc_get_attention_status(struct slot *slot, u8 *status)
 
 	retval = pciehp_readw(ctrl, SLOTCTRL, &slot_ctrl);
 	if (retval) {
-		err("%s: Cannot read SLOTCTRL register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read SLOTCTRL register\n", __func__);
 		return retval;
 	}
 
-	dbg("%s: SLOTCTRL %x, value read %x\n",
-	    __func__, ctrl->cap_base + SLOTCTRL, slot_ctrl);
+	ctrl_dbg(ctrl, "%s: SLOTCTRL %x, value read %x\n",
+		 __func__, ctrl->cap_base + SLOTCTRL, slot_ctrl);
 
 	atten_led_state = (slot_ctrl & ATTN_LED_CTRL) >> 6;
 
@@ -433,11 +439,11 @@ static int hpc_get_power_status(struct slot *slot, u8 *status)
 
 	retval = pciehp_readw(ctrl, SLOTCTRL, &slot_ctrl);
 	if (retval) {
-		err("%s: Cannot read SLOTCTRL register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read SLOTCTRL register\n", __func__);
 		return retval;
 	}
-	dbg("%s: SLOTCTRL %x value read %x\n",
-	    __func__, ctrl->cap_base + SLOTCTRL, slot_ctrl);
+	ctrl_dbg(ctrl, "%s: SLOTCTRL %x value read %x\n",
+		 __func__, ctrl->cap_base + SLOTCTRL, slot_ctrl);
 
 	pwr_state = (slot_ctrl & PWR_CTRL) >> 10;
 
@@ -464,7 +470,8 @@ static int hpc_get_latch_status(struct slot *slot, u8 *status)
 
 	retval = pciehp_readw(ctrl, SLOTSTATUS, &slot_status);
 	if (retval) {
-		err("%s: Cannot read SLOTSTATUS register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read SLOTSTATUS register\n",
+			 __func__);
 		return retval;
 	}
 
@@ -482,7 +489,8 @@ static int hpc_get_adapter_status(struct slot *slot, u8 *status)
 
 	retval = pciehp_readw(ctrl, SLOTSTATUS, &slot_status);
 	if (retval) {
-		err("%s: Cannot read SLOTSTATUS register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read SLOTSTATUS register\n",
+			 __func__);
 		return retval;
 	}
 	card_state = (u8)((slot_status & PRSN_STATE) >> 6);
@@ -500,7 +508,7 @@ static int hpc_query_power_fault(struct slot *slot)
 
 	retval = pciehp_readw(ctrl, SLOTSTATUS, &slot_status);
 	if (retval) {
-		err("%s: Cannot check for power fault\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot check for power fault\n", __func__);
 		return retval;
 	}
 	pwr_fault = (u8)((slot_status & PWR_FAULT_DETECTED) >> 1);
@@ -516,7 +524,7 @@ static int hpc_get_emi_status(struct slot *slot, u8 *status)
 
 	retval = pciehp_readw(ctrl, SLOTSTATUS, &slot_status);
 	if (retval) {
-		err("%s : Cannot check EMI status\n", __func__);
+		ctrl_err(ctrl, "%s : Cannot check EMI status\n", __func__);
 		return retval;
 	}
 	*status = (slot_status & EMI_STATE) >> EMI_STATUS_BIT;
@@ -560,8 +568,8 @@ static int hpc_set_attention_status(struct slot *slot, u8 value)
 			return -1;
 	}
 	rc = pcie_write_cmd(ctrl, slot_cmd, cmd_mask);
-	dbg("%s: SLOTCTRL %x write cmd %x\n",
-	    __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
+	ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n",
+		 __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
 
 	return rc;
 }
@@ -575,8 +583,8 @@ static void hpc_set_green_led_on(struct slot *slot)
 	slot_cmd = 0x0100;
 	cmd_mask = PWR_LED_CTRL;
 	pcie_write_cmd(ctrl, slot_cmd, cmd_mask);
-	dbg("%s: SLOTCTRL %x write cmd %x\n",
-	    __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
+	ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n",
+		 __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
 }
 
 static void hpc_set_green_led_off(struct slot *slot)
@@ -588,8 +596,8 @@ static void hpc_set_green_led_off(struct slot *slot)
 	slot_cmd = 0x0300;
 	cmd_mask = PWR_LED_CTRL;
 	pcie_write_cmd(ctrl, slot_cmd, cmd_mask);
-	dbg("%s: SLOTCTRL %x write cmd %x\n",
-	    __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
+	ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n",
+		 __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
 }
 
 static void hpc_set_green_led_blink(struct slot *slot)
@@ -601,8 +609,8 @@ static void hpc_set_green_led_blink(struct slot *slot)
 	slot_cmd = 0x0200;
 	cmd_mask = PWR_LED_CTRL;
 	pcie_write_cmd(ctrl, slot_cmd, cmd_mask);
-	dbg("%s: SLOTCTRL %x write cmd %x\n",
-	    __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
+	ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n",
+		 __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
 }
 
 static int hpc_power_on_slot(struct slot * slot)
@@ -613,20 +621,22 @@ static int hpc_power_on_slot(struct slot * slot)
 	u16 slot_status;
 	int retval = 0;
 
-	dbg("%s: slot->hp_slot %x\n", __func__, slot->hp_slot);
+	ctrl_dbg(ctrl, "%s: slot->hp_slot %x\n", __func__, slot->hp_slot);
 
 	/* Clear sticky power-fault bit from previous power failures */
 	retval = pciehp_readw(ctrl, SLOTSTATUS, &slot_status);
 	if (retval) {
-		err("%s: Cannot read SLOTSTATUS register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read SLOTSTATUS register\n",
+			 __func__);
 		return retval;
 	}
 	slot_status &= PWR_FAULT_DETECTED;
 	if (slot_status) {
 		retval = pciehp_writew(ctrl, SLOTSTATUS, slot_status);
 		if (retval) {
-			err("%s: Cannot write to SLOTSTATUS register\n",
-			    __func__);
+			ctrl_err(ctrl,
+				 "%s: Cannot write to SLOTSTATUS register\n",
+				 __func__);
 			return retval;
 		}
 	}
@@ -644,11 +654,12 @@ static int hpc_power_on_slot(struct slot * slot)
 	retval = pcie_write_cmd(ctrl, slot_cmd, cmd_mask);
 
 	if (retval) {
-		err("%s: Write %x command failed!\n", __func__, slot_cmd);
+		ctrl_err(ctrl, "%s: Write %x command failed!\n",
+			 __func__, slot_cmd);
 		return -1;
 	}
-	dbg("%s: SLOTCTRL %x write cmd %x\n",
-	    __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
+	ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n",
+		 __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
 
 	return retval;
 }
@@ -694,7 +705,7 @@ static int hpc_power_off_slot(struct slot * slot)
 	int retval = 0;
 	int changed;
 
-	dbg("%s: slot->hp_slot %x\n", __func__, slot->hp_slot);
+	ctrl_dbg(ctrl, "%s: slot->hp_slot %x\n", __func__, slot->hp_slot);
 
 	/*
 	 * Set Bad DLLP Mask bit in Correctable Error Mask
@@ -722,12 +733,12 @@ static int hpc_power_off_slot(struct slot * slot)
 
 	retval = pcie_write_cmd(ctrl, slot_cmd, cmd_mask);
 	if (retval) {
-		err("%s: Write command failed!\n", __func__);
+		ctrl_err(ctrl, "%s: Write command failed!\n", __func__);
 		retval = -1;
 		goto out;
 	}
-	dbg("%s: SLOTCTRL %x write cmd %x\n",
-	    __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
+	ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n",
+		 __func__, ctrl->cap_base + SLOTCTRL, slot_cmd);
  out:
 	if (changed)
 		pcie_unmask_bad_dllp(ctrl);
@@ -749,7 +760,8 @@ static irqreturn_t pcie_isr(int irq, void *dev_id)
 	intr_loc = 0;
 	do {
 		if (pciehp_readw(ctrl, SLOTSTATUS, &detected)) {
-			err("%s: Cannot read SLOTSTATUS\n", __func__);
+			ctrl_err(ctrl, "%s: Cannot read SLOTSTATUS\n",
+				 __func__);
 			return IRQ_NONE;
 		}
 
@@ -760,12 +772,13 @@ static irqreturn_t pcie_isr(int irq, void *dev_id)
 		if (!intr_loc)
 			return IRQ_NONE;
 		if (detected && pciehp_writew(ctrl, SLOTSTATUS, detected)) {
-			err("%s: Cannot write to SLOTSTATUS\n", __func__);
+			ctrl_err(ctrl, "%s: Cannot write to SLOTSTATUS\n",
+				 __func__);
 			return IRQ_NONE;
 		}
 	} while (detected);
 
-	dbg("%s: intr_loc %x\n", __FUNCTION__, intr_loc);
+	ctrl_dbg(ctrl, "%s: intr_loc %x\n", __func__, intr_loc);
 
 	/* Check Command Complete Interrupt Pending */
 	if (intr_loc & CMD_COMPLETED) {
@@ -807,7 +820,7 @@ static int hpc_get_max_lnk_speed(struct slot *slot, enum pci_bus_speed *value)
 
 	retval = pciehp_readl(ctrl, LNKCAP, &lnk_cap);
 	if (retval) {
-		err("%s: Cannot read LNKCAP register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read LNKCAP register\n", __func__);
 		return retval;
 	}
 
@@ -821,7 +834,7 @@ static int hpc_get_max_lnk_speed(struct slot *slot, enum pci_bus_speed *value)
 	}
 
 	*value = lnk_speed;
-	dbg("Max link speed = %d\n", lnk_speed);
+	ctrl_dbg(ctrl, "Max link speed = %d\n", lnk_speed);
 
 	return retval;
 }
@@ -836,7 +849,7 @@ static int hpc_get_max_lnk_width(struct slot *slot,
 
 	retval = pciehp_readl(ctrl, LNKCAP, &lnk_cap);
 	if (retval) {
-		err("%s: Cannot read LNKCAP register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read LNKCAP register\n", __func__);
 		return retval;
 	}
 
@@ -871,7 +884,7 @@ static int hpc_get_max_lnk_width(struct slot *slot,
 	}
 
 	*value = lnk_wdth;
-	dbg("Max link width = %d\n", lnk_wdth);
+	ctrl_dbg(ctrl, "Max link width = %d\n", lnk_wdth);
 
 	return retval;
 }
@@ -885,7 +898,8 @@ static int hpc_get_cur_lnk_speed(struct slot *slot, enum pci_bus_speed *value)
 
 	retval = pciehp_readw(ctrl, LNKSTATUS, &lnk_status);
 	if (retval) {
-		err("%s: Cannot read LNKSTATUS register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read LNKSTATUS register\n",
+			 __func__);
 		return retval;
 	}
 
@@ -899,7 +913,7 @@ static int hpc_get_cur_lnk_speed(struct slot *slot, enum pci_bus_speed *value)
 	}
 
 	*value = lnk_speed;
-	dbg("Current link speed = %d\n", lnk_speed);
+	ctrl_dbg(ctrl, "Current link speed = %d\n", lnk_speed);
 
 	return retval;
 }
@@ -914,7 +928,8 @@ static int hpc_get_cur_lnk_width(struct slot *slot,
 
 	retval = pciehp_readw(ctrl, LNKSTATUS, &lnk_status);
 	if (retval) {
-		err("%s: Cannot read LNKSTATUS register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read LNKSTATUS register\n",
+			 __func__);
 		return retval;
 	}
 
@@ -949,7 +964,7 @@ static int hpc_get_cur_lnk_width(struct slot *slot,
 	}
 
 	*value = lnk_wdth;
-	dbg("Current link width = %d\n", lnk_wdth);
+	ctrl_dbg(ctrl, "Current link width = %d\n", lnk_wdth);
 
 	return retval;
 }
@@ -998,7 +1013,8 @@ int pcie_enable_notification(struct controller *ctrl)
 	       PWR_FAULT_DETECT_ENABLE | HP_INTR_ENABLE | CMD_CMPL_INTR_ENABLE;
 
 	if (pcie_write_cmd(ctrl, cmd, mask)) {
-		err("%s: Cannot enable software notification\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot enable software notification\n",
+			 __func__);
 		return -1;
 	}
 	return 0;
@@ -1010,7 +1026,8 @@ static void pcie_disable_notification(struct controller *ctrl)
 	mask = PRSN_DETECT_ENABLE | ATTN_BUTTN_ENABLE | MRL_DETECT_ENABLE |
 	       PWR_FAULT_DETECT_ENABLE | HP_INTR_ENABLE | CMD_CMPL_INTR_ENABLE;
 	if (pcie_write_cmd(ctrl, 0, mask))
-		warn("%s: Cannot disable software notification\n", __func__);
+		ctrl_warn(ctrl, "%s: Cannot disable software notification\n",
+			  __func__);
 }
 
 static int pcie_init_notification(struct controller *ctrl)
@@ -1071,34 +1088,45 @@ static inline void dbg_ctrl(struct controller *ctrl)
 	if (!pciehp_debug)
 		return;
 
-	dbg("Hotplug Controller:\n");
-	dbg("  Seg/Bus/Dev/Func/IRQ : %s IRQ %d\n", pci_name(pdev), pdev->irq);
-	dbg("  Vendor ID            : 0x%04x\n", pdev->vendor);
-	dbg("  Device ID            : 0x%04x\n", pdev->device);
-	dbg("  Subsystem ID         : 0x%04x\n", pdev->subsystem_device);
-	dbg("  Subsystem Vendor ID  : 0x%04x\n", pdev->subsystem_vendor);
-	dbg("  PCIe Cap offset      : 0x%02x\n", ctrl->cap_base);
+	ctrl_info(ctrl, "Hotplug Controller:\n");
+	ctrl_info(ctrl, "  Seg/Bus/Dev/Func/IRQ : %s IRQ %d\n",
+		  pci_name(pdev), pdev->irq);
+	ctrl_info(ctrl, "  Vendor ID            : 0x%04x\n", pdev->vendor);
+	ctrl_info(ctrl, "  Device ID            : 0x%04x\n", pdev->device);
+	ctrl_info(ctrl, "  Subsystem ID         : 0x%04x\n",
+		  pdev->subsystem_device);
+	ctrl_info(ctrl, "  Subsystem Vendor ID  : 0x%04x\n",
+		  pdev->subsystem_vendor);
+	ctrl_info(ctrl, "  PCIe Cap offset      : 0x%02x\n", ctrl->cap_base);
 	for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
 		if (!pci_resource_len(pdev, i))
 			continue;
-		dbg("  PCI resource [%d]     : 0x%llx@0x%llx\n", i,
-		    (unsigned long long)pci_resource_len(pdev, i),
-		    (unsigned long long)pci_resource_start(pdev, i));
+		ctrl_info(ctrl, "  PCI resource [%d]     : 0x%llx@0x%llx\n",
+			  i, (unsigned long long)pci_resource_len(pdev, i),
+			  (unsigned long long)pci_resource_start(pdev, i));
 	}
-	dbg("Slot Capabilities      : 0x%08x\n", ctrl->slot_cap);
-	dbg("  Physical Slot Number : %d\n", ctrl->first_slot);
-	dbg("  Attention Button     : %3s\n", ATTN_BUTTN(ctrl) ? "yes" : "no");
-	dbg("  Power Controller     : %3s\n", POWER_CTRL(ctrl) ? "yes" : "no");
-	dbg("  MRL Sensor           : %3s\n", MRL_SENS(ctrl)   ? "yes" : "no");
-	dbg("  Attention Indicator  : %3s\n", ATTN_LED(ctrl)   ? "yes" : "no");
-	dbg("  Power Indicator      : %3s\n", PWR_LED(ctrl)    ? "yes" : "no");
-	dbg("  Hot-Plug Surprise    : %3s\n", HP_SUPR_RM(ctrl) ? "yes" : "no");
-	dbg("  EMI Present          : %3s\n", EMI(ctrl)        ? "yes" : "no");
-	dbg("  Command Completed    : %3s\n", NO_CMD_CMPL(ctrl)? "no" : "yes");
+	ctrl_info(ctrl, "Slot Capabilities      : 0x%08x\n", ctrl->slot_cap);
+	ctrl_info(ctrl, "  Physical Slot Number : %d\n", ctrl->first_slot);
+	ctrl_info(ctrl, "  Attention Button     : %3s\n",
+		  ATTN_BUTTN(ctrl) ? "yes" : "no");
+	ctrl_info(ctrl, "  Power Controller     : %3s\n",
+		  POWER_CTRL(ctrl) ? "yes" : "no");
+	ctrl_info(ctrl, "  MRL Sensor           : %3s\n",
+		  MRL_SENS(ctrl)   ? "yes" : "no");
+	ctrl_info(ctrl, "  Attention Indicator  : %3s\n",
+		  ATTN_LED(ctrl)   ? "yes" : "no");
+	ctrl_info(ctrl, "  Power Indicator      : %3s\n",
+		  PWR_LED(ctrl)    ? "yes" : "no");
+	ctrl_info(ctrl, "  Hot-Plug Surprise    : %3s\n",
+		  HP_SUPR_RM(ctrl) ? "yes" : "no");
+	ctrl_info(ctrl, "  EMI Present          : %3s\n",
+		  EMI(ctrl)        ? "yes" : "no");
+	ctrl_info(ctrl, "  Command Completed    : %3s\n",
+		  NO_CMD_CMPL(ctrl) ? "no" : "yes");
 	pciehp_readw(ctrl, SLOTSTATUS, &reg16);
-	dbg("Slot Status            : 0x%04x\n", reg16);
+	ctrl_info(ctrl, "Slot Status            : 0x%04x\n", reg16);
 	pciehp_readw(ctrl, SLOTCTRL, &reg16);
-	dbg("Slot Control           : 0x%04x\n", reg16);
+	ctrl_info(ctrl, "Slot Control           : 0x%04x\n", reg16);
 }
 
 struct controller *pcie_init(struct pcie_device *dev)
@@ -1109,19 +1137,21 @@ struct controller *pcie_init(struct pcie_device *dev)
 
 	ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL);
 	if (!ctrl) {
-		err("%s : out of memory\n", __func__);
+		dev_err(&dev->device, "%s : out of memory\n", __func__);
 		goto abort;
 	}
 	INIT_LIST_HEAD(&ctrl->slot_list);
 
+	ctrl->pcie = dev;
 	ctrl->pci_dev = pdev;
 	ctrl->cap_base = pci_find_capability(pdev, PCI_CAP_ID_EXP);
 	if (!ctrl->cap_base) {
-		err("%s: Cannot find PCI Express capability\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot find PCI Express capability\n",
+			 __func__);
 		goto abort;
 	}
 	if (pciehp_readl(ctrl, SLOTCAP, &slot_cap)) {
-		err("%s: Cannot read SLOTCAP register\n", __func__);
+		ctrl_err(ctrl, "%s: Cannot read SLOTCAP register\n", __func__);
 		goto abort;
 	}
 
@@ -1161,9 +1191,9 @@ struct controller *pcie_init(struct pcie_device *dev)
 			goto abort_ctrl;
 	}
 
-	info("HPC vendor_id %x device_id %x ss_vid %x ss_did %x\n",
-	     pdev->vendor, pdev->device,
-	     pdev->subsystem_vendor, pdev->subsystem_device);
+	ctrl_info(ctrl, "HPC vendor_id %x device_id %x ss_vid %x ss_did %x\n",
+		  pdev->vendor, pdev->device, pdev->subsystem_vendor,
+		  pdev->subsystem_device);
 
 	if (pcie_init_slot(ctrl))
 		goto abort_ctrl;
diff --git a/drivers/pci/hotplug/pciehp_pci.c b/drivers/pci/hotplug/pciehp_pci.c
index 6040dcceb25..ffd11148fbe 100644
--- a/drivers/pci/hotplug/pciehp_pci.c
+++ b/drivers/pci/hotplug/pciehp_pci.c
@@ -198,18 +198,20 @@ int pciehp_configure_device(struct slot *p_slot)
 	struct pci_dev *dev;
 	struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate;
 	int num, fn;
+	struct controller *ctrl = p_slot->ctrl;
 
 	dev = pci_get_slot(parent, PCI_DEVFN(p_slot->device, 0));
 	if (dev) {
-		err("Device %s already exists at %x:%x, cannot hot-add\n",
-				pci_name(dev), p_slot->bus, p_slot->device);
+		ctrl_err(ctrl,
+			 "Device %s already exists at %x:%x, cannot hot-add\n",
+			 pci_name(dev), p_slot->bus, p_slot->device);
 		pci_dev_put(dev);
 		return -EINVAL;
 	}
 
 	num = pci_scan_slot(parent, PCI_DEVFN(p_slot->device, 0));
 	if (num == 0) {
-		err("No new device found\n");
+		ctrl_err(ctrl, "No new device found\n");
 		return -ENODEV;
 	}
 
@@ -218,8 +220,8 @@ int pciehp_configure_device(struct slot *p_slot)
 		if (!dev)
 			continue;
 		if ((dev->class >> 16) == PCI_BASE_CLASS_DISPLAY) {
-			err("Cannot hot-add display device %s\n",
-					pci_name(dev));
+			ctrl_err(ctrl, "Cannot hot-add display device %s\n",
+				 pci_name(dev));
 			pci_dev_put(dev);
 			continue;
 		}
@@ -244,9 +246,10 @@ int pciehp_unconfigure_device(struct slot *p_slot)
 	u8 presence = 0;
 	struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate;
 	u16 command;
+	struct controller *ctrl = p_slot->ctrl;
 
-	dbg("%s: bus/dev = %x/%x\n", __func__, p_slot->bus,
-				p_slot->device);
+	ctrl_dbg(ctrl, "%s: bus/dev = %x/%x\n", __func__,
+		 p_slot->bus, p_slot->device);
 	ret = p_slot->hpc_ops->get_adapter_status(p_slot, &presence);
 	if (ret)
 		presence = 0;
@@ -257,16 +260,17 @@ int pciehp_unconfigure_device(struct slot *p_slot)
 		if (!temp)
 			continue;
 		if ((temp->class >> 16) == PCI_BASE_CLASS_DISPLAY) {
-			err("Cannot remove display device %s\n",
-					pci_name(temp));
+			ctrl_err(ctrl, "Cannot remove display device %s\n",
+				 pci_name(temp));
 			pci_dev_put(temp);
 			continue;
 		}
 		if (temp->hdr_type == PCI_HEADER_TYPE_BRIDGE && presence) {
 			pci_read_config_byte(temp, PCI_BRIDGE_CONTROL, &bctl);
 			if (bctl & PCI_BRIDGE_CTL_VGA) {
-				err("Cannot remove display device %s\n",
-				    pci_name(temp));
+				ctrl_err(ctrl,
+					 "Cannot remove display device %s\n",
+					 pci_name(temp));
 				pci_dev_put(temp);
 				continue;
 			}
diff --git a/drivers/pci/hotplug/rpaphp.h b/drivers/pci/hotplug/rpaphp.h
index 7d5921b1ee7..419919a87b0 100644
--- a/drivers/pci/hotplug/rpaphp.h
+++ b/drivers/pci/hotplug/rpaphp.h
@@ -46,10 +46,10 @@
 #define PRESENT         1	/* Card in slot */
 
 #define MY_NAME "rpaphp"
-extern int debug;
+extern int rpaphp_debug;
 #define dbg(format, arg...)					\
 	do {							\
-		if (debug)					\
+		if (rpaphp_debug)					\
 			printk(KERN_DEBUG "%s: " format,	\
 				MY_NAME , ## arg); 		\
 	} while (0)
diff --git a/drivers/pci/hotplug/rpaphp_core.c b/drivers/pci/hotplug/rpaphp_core.c
index 1f84f402acd..95d02a08fdc 100644
--- a/drivers/pci/hotplug/rpaphp_core.c
+++ b/drivers/pci/hotplug/rpaphp_core.c
@@ -37,7 +37,7 @@
 				/* and pci_do_scan_bus */
 #include "rpaphp.h"
 
-int debug;
+int rpaphp_debug;
 LIST_HEAD(rpaphp_slot_head);
 
 #define DRIVER_VERSION	"0.1"
@@ -50,7 +50,7 @@ MODULE_AUTHOR(DRIVER_AUTHOR);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
 
-module_param(debug, bool, 0644);
+module_param_named(debug, rpaphp_debug, bool, 0644);
 
 /**
  * set_attention_status - set attention LED
diff --git a/drivers/pci/hotplug/rpaphp_pci.c b/drivers/pci/hotplug/rpaphp_pci.c
index 5acfd4f3d4c..513e1e28239 100644
--- a/drivers/pci/hotplug/rpaphp_pci.c
+++ b/drivers/pci/hotplug/rpaphp_pci.c
@@ -123,7 +123,7 @@ int rpaphp_enable_slot(struct slot *slot)
 			slot->state = CONFIGURED;
 		}
 
-		if (debug) {
+		if (rpaphp_debug) {
 			struct pci_dev *dev;
 			dbg("%s: pci_devs of slot[%s]\n", __func__, slot->dn->full_name);
 			list_for_each_entry (dev, &bus->devices, bus_list)
diff --git a/drivers/pci/htirq.c b/drivers/pci/htirq.c
index 279c940a003..bf7d6ce9bbb 100644
--- a/drivers/pci/htirq.c
+++ b/drivers/pci/htirq.c
@@ -126,7 +126,8 @@ int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update)
 	cfg->msg.address_hi = 0xffffffff;
 
 	irq = create_irq();
-	if (irq < 0) {
+
+	if (irq <= 0) {
 		kfree(cfg);
 		return -EBUSY;
 	}
diff --git a/drivers/pci/intr_remapping.c b/drivers/pci/intr_remapping.c
index 738d4c89581..2de5a3238c9 100644
--- a/drivers/pci/intr_remapping.c
+++ b/drivers/pci/intr_remapping.c
@@ -1,3 +1,4 @@
+#include <linux/interrupt.h>
 #include <linux/dmar.h>
 #include <linux/spinlock.h>
 #include <linux/jiffies.h>
@@ -11,41 +12,64 @@ static struct ioapic_scope ir_ioapic[MAX_IO_APICS];
 static int ir_ioapic_num;
 int intr_remapping_enabled;
 
-static struct {
+struct irq_2_iommu {
 	struct intel_iommu *iommu;
 	u16 irte_index;
 	u16 sub_handle;
 	u8  irte_mask;
-} irq_2_iommu[NR_IRQS];
+};
+
+static struct irq_2_iommu irq_2_iommuX[NR_IRQS];
+
+static struct irq_2_iommu *irq_2_iommu(unsigned int irq)
+{
+	return (irq < nr_irqs) ? irq_2_iommuX + irq : NULL;
+}
+
+static struct irq_2_iommu *irq_2_iommu_alloc(unsigned int irq)
+{
+	return irq_2_iommu(irq);
+}
 
 static DEFINE_SPINLOCK(irq_2_ir_lock);
 
-int irq_remapped(int irq)
+static struct irq_2_iommu *valid_irq_2_iommu(unsigned int irq)
 {
-	if (irq > NR_IRQS)
-		return 0;
+	struct irq_2_iommu *irq_iommu;
+
+	irq_iommu = irq_2_iommu(irq);
+
+	if (!irq_iommu)
+		return NULL;
+
+	if (!irq_iommu->iommu)
+		return NULL;
 
-	if (!irq_2_iommu[irq].iommu)
-		return 0;
+	return irq_iommu;
+}
 
-	return 1;
+int irq_remapped(int irq)
+{
+	return valid_irq_2_iommu(irq) != NULL;
 }
 
 int get_irte(int irq, struct irte *entry)
 {
 	int index;
+	struct irq_2_iommu *irq_iommu;
 
-	if (!entry || irq > NR_IRQS)
+	if (!entry)
 		return -1;
 
 	spin_lock(&irq_2_ir_lock);
-	if (!irq_2_iommu[irq].iommu) {
+	irq_iommu = valid_irq_2_iommu(irq);
+	if (!irq_iommu) {
 		spin_unlock(&irq_2_ir_lock);
 		return -1;
 	}
 
-	index = irq_2_iommu[irq].irte_index + irq_2_iommu[irq].sub_handle;
-	*entry = *(irq_2_iommu[irq].iommu->ir_table->base + index);
+	index = irq_iommu->irte_index + irq_iommu->sub_handle;
+	*entry = *(irq_iommu->iommu->ir_table->base + index);
 
 	spin_unlock(&irq_2_ir_lock);
 	return 0;
@@ -54,6 +78,7 @@ int get_irte(int irq, struct irte *entry)
 int alloc_irte(struct intel_iommu *iommu, int irq, u16 count)
 {
 	struct ir_table *table = iommu->ir_table;
+	struct irq_2_iommu *irq_iommu;
 	u16 index, start_index;
 	unsigned int mask = 0;
 	int i;
@@ -61,6 +86,10 @@ int alloc_irte(struct intel_iommu *iommu, int irq, u16 count)
 	if (!count)
 		return -1;
 
+	/* protect irq_2_iommu_alloc later */
+	if (irq >= nr_irqs)
+		return -1;
+
 	/*
 	 * start the IRTE search from index 0.
 	 */
@@ -100,10 +129,11 @@ int alloc_irte(struct intel_iommu *iommu, int irq, u16 count)
 	for (i = index; i < index + count; i++)
 		table->base[i].present = 1;
 
-	irq_2_iommu[irq].iommu = iommu;
-	irq_2_iommu[irq].irte_index =  index;
-	irq_2_iommu[irq].sub_handle = 0;
-	irq_2_iommu[irq].irte_mask = mask;
+	irq_iommu = irq_2_iommu_alloc(irq);
+	irq_iommu->iommu = iommu;
+	irq_iommu->irte_index =  index;
+	irq_iommu->sub_handle = 0;
+	irq_iommu->irte_mask = mask;
 
 	spin_unlock(&irq_2_ir_lock);
 
@@ -124,31 +154,33 @@ static void qi_flush_iec(struct intel_iommu *iommu, int index, int mask)
 int map_irq_to_irte_handle(int irq, u16 *sub_handle)
 {
 	int index;
+	struct irq_2_iommu *irq_iommu;
 
 	spin_lock(&irq_2_ir_lock);
-	if (irq >= NR_IRQS || !irq_2_iommu[irq].iommu) {
+	irq_iommu = valid_irq_2_iommu(irq);
+	if (!irq_iommu) {
 		spin_unlock(&irq_2_ir_lock);
 		return -1;
 	}
 
-	*sub_handle = irq_2_iommu[irq].sub_handle;
-	index = irq_2_iommu[irq].irte_index;
+	*sub_handle = irq_iommu->sub_handle;
+	index = irq_iommu->irte_index;
 	spin_unlock(&irq_2_ir_lock);
 	return index;
 }
 
 int set_irte_irq(int irq, struct intel_iommu *iommu, u16 index, u16 subhandle)
 {
+	struct irq_2_iommu *irq_iommu;
+
 	spin_lock(&irq_2_ir_lock);
-	if (irq >= NR_IRQS || irq_2_iommu[irq].iommu) {
-		spin_unlock(&irq_2_ir_lock);
-		return -1;
-	}
 
-	irq_2_iommu[irq].iommu = iommu;
-	irq_2_iommu[irq].irte_index = index;
-	irq_2_iommu[irq].sub_handle = subhandle;
-	irq_2_iommu[irq].irte_mask = 0;
+	irq_iommu = irq_2_iommu_alloc(irq);
+
+	irq_iommu->iommu = iommu;
+	irq_iommu->irte_index = index;
+	irq_iommu->sub_handle = subhandle;
+	irq_iommu->irte_mask = 0;
 
 	spin_unlock(&irq_2_ir_lock);
 
@@ -157,16 +189,19 @@ int set_irte_irq(int irq, struct intel_iommu *iommu, u16 index, u16 subhandle)
 
 int clear_irte_irq(int irq, struct intel_iommu *iommu, u16 index)
 {
+	struct irq_2_iommu *irq_iommu;
+
 	spin_lock(&irq_2_ir_lock);
-	if (irq >= NR_IRQS || !irq_2_iommu[irq].iommu) {
+	irq_iommu = valid_irq_2_iommu(irq);
+	if (!irq_iommu) {
 		spin_unlock(&irq_2_ir_lock);
 		return -1;
 	}
 
-	irq_2_iommu[irq].iommu = NULL;
-	irq_2_iommu[irq].irte_index = 0;
-	irq_2_iommu[irq].sub_handle = 0;
-	irq_2_iommu[irq].irte_mask = 0;
+	irq_iommu->iommu = NULL;
+	irq_iommu->irte_index = 0;
+	irq_iommu->sub_handle = 0;
+	irq_2_iommu(irq)->irte_mask = 0;
 
 	spin_unlock(&irq_2_ir_lock);
 
@@ -178,16 +213,18 @@ int modify_irte(int irq, struct irte *irte_modified)
 	int index;
 	struct irte *irte;
 	struct intel_iommu *iommu;
+	struct irq_2_iommu *irq_iommu;
 
 	spin_lock(&irq_2_ir_lock);
-	if (irq >= NR_IRQS || !irq_2_iommu[irq].iommu) {
+	irq_iommu = valid_irq_2_iommu(irq);
+	if (!irq_iommu) {
 		spin_unlock(&irq_2_ir_lock);
 		return -1;
 	}
 
-	iommu = irq_2_iommu[irq].iommu;
+	iommu = irq_iommu->iommu;
 
-	index = irq_2_iommu[irq].irte_index + irq_2_iommu[irq].sub_handle;
+	index = irq_iommu->irte_index + irq_iommu->sub_handle;
 	irte = &iommu->ir_table->base[index];
 
 	set_64bit((unsigned long *)irte, irte_modified->low | (1 << 1));
@@ -203,18 +240,20 @@ int flush_irte(int irq)
 {
 	int index;
 	struct intel_iommu *iommu;
+	struct irq_2_iommu *irq_iommu;
 
 	spin_lock(&irq_2_ir_lock);
-	if (irq >= NR_IRQS || !irq_2_iommu[irq].iommu) {
+	irq_iommu = valid_irq_2_iommu(irq);
+	if (!irq_iommu) {
 		spin_unlock(&irq_2_ir_lock);
 		return -1;
 	}
 
-	iommu = irq_2_iommu[irq].iommu;
+	iommu = irq_iommu->iommu;
 
-	index = irq_2_iommu[irq].irte_index + irq_2_iommu[irq].sub_handle;
+	index = irq_iommu->irte_index + irq_iommu->sub_handle;
 
-	qi_flush_iec(iommu, index, irq_2_iommu[irq].irte_mask);
+	qi_flush_iec(iommu, index, irq_iommu->irte_mask);
 	spin_unlock(&irq_2_ir_lock);
 
 	return 0;
@@ -246,28 +285,30 @@ int free_irte(int irq)
 	int index, i;
 	struct irte *irte;
 	struct intel_iommu *iommu;
+	struct irq_2_iommu *irq_iommu;
 
 	spin_lock(&irq_2_ir_lock);
-	if (irq >= NR_IRQS || !irq_2_iommu[irq].iommu) {
+	irq_iommu = valid_irq_2_iommu(irq);
+	if (!irq_iommu) {
 		spin_unlock(&irq_2_ir_lock);
 		return -1;
 	}
 
-	iommu = irq_2_iommu[irq].iommu;
+	iommu = irq_iommu->iommu;
 
-	index = irq_2_iommu[irq].irte_index + irq_2_iommu[irq].sub_handle;
+	index = irq_iommu->irte_index + irq_iommu->sub_handle;
 	irte = &iommu->ir_table->base[index];
 
-	if (!irq_2_iommu[irq].sub_handle) {
-		for (i = 0; i < (1 << irq_2_iommu[irq].irte_mask); i++)
+	if (!irq_iommu->sub_handle) {
+		for (i = 0; i < (1 << irq_iommu->irte_mask); i++)
 			set_64bit((unsigned long *)irte, 0);
-		qi_flush_iec(iommu, index, irq_2_iommu[irq].irte_mask);
+		qi_flush_iec(iommu, index, irq_iommu->irte_mask);
 	}
 
-	irq_2_iommu[irq].iommu = NULL;
-	irq_2_iommu[irq].irte_index = 0;
-	irq_2_iommu[irq].sub_handle = 0;
-	irq_2_iommu[irq].irte_mask = 0;
+	irq_iommu->iommu = NULL;
+	irq_iommu->irte_index = 0;
+	irq_iommu->sub_handle = 0;
+	irq_iommu->irte_mask = 0;
 
 	spin_unlock(&irq_2_ir_lock);
 
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 4a10b5624f7..d2812013fd2 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -378,23 +378,21 @@ static int msi_capability_init(struct pci_dev *dev)
 	entry->msi_attrib.masked = 1;
 	entry->msi_attrib.default_irq = dev->irq;	/* Save IOAPIC IRQ */
 	entry->msi_attrib.pos = pos;
-	if (is_mask_bit_support(control)) {
+	if (entry->msi_attrib.maskbit) {
 		entry->mask_base = (void __iomem *)(long)msi_mask_bits_reg(pos,
-				is_64bit_address(control));
+				entry->msi_attrib.is_64);
 	}
 	entry->dev = dev;
 	if (entry->msi_attrib.maskbit) {
 		unsigned int maskbits, temp;
 		/* All MSIs are unmasked by default, Mask them all */
 		pci_read_config_dword(dev,
-			msi_mask_bits_reg(pos, is_64bit_address(control)),
+			msi_mask_bits_reg(pos, entry->msi_attrib.is_64),
 			&maskbits);
 		temp = (1 << multi_msi_capable(control));
 		temp = ((temp - 1) & ~temp);
 		maskbits |= temp;
-		pci_write_config_dword(dev,
-			msi_mask_bits_reg(pos, is_64bit_address(control)),
-			maskbits);
+		pci_write_config_dword(dev, entry->msi_attrib.is_64, maskbits);
 		entry->msi_attrib.maskbits_mask = temp;
 	}
 	list_add_tail(&entry->list, &dev->msi_list);
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index a13f5348611..b4cdd690ae7 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -43,18 +43,32 @@ store_new_id(struct device_driver *driver, const char *buf, size_t count)
 {
 	struct pci_dynid *dynid;
 	struct pci_driver *pdrv = to_pci_driver(driver);
+	const struct pci_device_id *ids = pdrv->id_table;
 	__u32 vendor, device, subvendor=PCI_ANY_ID,
 		subdevice=PCI_ANY_ID, class=0, class_mask=0;
 	unsigned long driver_data=0;
 	int fields=0;
-	int retval = 0;
+	int retval;
 
-	fields = sscanf(buf, "%x %x %x %x %x %x %lux",
+	fields = sscanf(buf, "%x %x %x %x %x %x %lx",
 			&vendor, &device, &subvendor, &subdevice,
 			&class, &class_mask, &driver_data);
 	if (fields < 2)
 		return -EINVAL;
 
+	/* Only accept driver_data values that match an existing id_table
+	   entry */
+	retval = -EINVAL;
+	while (ids->vendor || ids->subvendor || ids->class_mask) {
+		if (driver_data == ids->driver_data) {
+			retval = 0;
+			break;
+		}
+		ids++;
+	}
+	if (retval)	/* No match */
+		return retval;
+
 	dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
 	if (!dynid)
 		return -ENOMEM;
@@ -65,8 +79,7 @@ store_new_id(struct device_driver *driver, const char *buf, size_t count)
 	dynid->id.subdevice = subdevice;
 	dynid->id.class = class;
 	dynid->id.class_mask = class_mask;
-	dynid->id.driver_data = pdrv->dynids.use_driver_data ?
-		driver_data : 0UL;
+	dynid->id.driver_data = driver_data;
 
 	spin_lock(&pdrv->dynids.lock);
 	list_add_tail(&dynid->node, &pdrv->dynids.list);
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 77baff022f7..110022d7868 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -423,7 +423,7 @@ pci_write_vpd(struct kobject *kobj, struct bin_attribute *bin_attr,
  * Reads 1, 2, or 4 bytes from legacy I/O port space using an arch specific
  * callback routine (pci_legacy_read).
  */
-ssize_t
+static ssize_t
 pci_read_legacy_io(struct kobject *kobj, struct bin_attribute *bin_attr,
 		   char *buf, loff_t off, size_t count)
 {
@@ -448,7 +448,7 @@ pci_read_legacy_io(struct kobject *kobj, struct bin_attribute *bin_attr,
  * Writes 1, 2, or 4 bytes from legacy I/O port space using an arch specific
  * callback routine (pci_legacy_write).
  */
-ssize_t
+static ssize_t
 pci_write_legacy_io(struct kobject *kobj, struct bin_attribute *bin_attr,
 		    char *buf, loff_t off, size_t count)
 {
@@ -468,11 +468,11 @@ pci_write_legacy_io(struct kobject *kobj, struct bin_attribute *bin_attr,
  * @attr: struct bin_attribute for this file
  * @vma: struct vm_area_struct passed to mmap
  *
- * Uses an arch specific callback, pci_mmap_legacy_page_range, to mmap
+ * Uses an arch specific callback, pci_mmap_legacy_mem_page_range, to mmap
  * legacy memory space (first meg of bus space) into application virtual
  * memory space.
  */
-int
+static int
 pci_mmap_legacy_mem(struct kobject *kobj, struct bin_attribute *attr,
                     struct vm_area_struct *vma)
 {
@@ -480,7 +480,90 @@ pci_mmap_legacy_mem(struct kobject *kobj, struct bin_attribute *attr,
                                                       struct device,
 						      kobj));
 
-        return pci_mmap_legacy_page_range(bus, vma);
+        return pci_mmap_legacy_page_range(bus, vma, pci_mmap_mem);
+}
+
+/**
+ * pci_mmap_legacy_io - map legacy PCI IO into user memory space
+ * @kobj: kobject corresponding to device to be mapped
+ * @attr: struct bin_attribute for this file
+ * @vma: struct vm_area_struct passed to mmap
+ *
+ * Uses an arch specific callback, pci_mmap_legacy_io_page_range, to mmap
+ * legacy IO space (first meg of bus space) into application virtual
+ * memory space. Returns -ENOSYS if the operation isn't supported
+ */
+static int
+pci_mmap_legacy_io(struct kobject *kobj, struct bin_attribute *attr,
+		   struct vm_area_struct *vma)
+{
+        struct pci_bus *bus = to_pci_bus(container_of(kobj,
+                                                      struct device,
+						      kobj));
+
+        return pci_mmap_legacy_page_range(bus, vma, pci_mmap_io);
+}
+
+/**
+ * pci_create_legacy_files - create legacy I/O port and memory files
+ * @b: bus to create files under
+ *
+ * Some platforms allow access to legacy I/O port and ISA memory space on
+ * a per-bus basis.  This routine creates the files and ties them into
+ * their associated read, write and mmap files from pci-sysfs.c
+ *
+ * On error unwind, but don't propogate the error to the caller
+ * as it is ok to set up the PCI bus without these files.
+ */
+void pci_create_legacy_files(struct pci_bus *b)
+{
+	int error;
+
+	b->legacy_io = kzalloc(sizeof(struct bin_attribute) * 2,
+			       GFP_ATOMIC);
+	if (!b->legacy_io)
+		goto kzalloc_err;
+
+	b->legacy_io->attr.name = "legacy_io";
+	b->legacy_io->size = 0xffff;
+	b->legacy_io->attr.mode = S_IRUSR | S_IWUSR;
+	b->legacy_io->read = pci_read_legacy_io;
+	b->legacy_io->write = pci_write_legacy_io;
+	b->legacy_io->mmap = pci_mmap_legacy_io;
+	error = device_create_bin_file(&b->dev, b->legacy_io);
+	if (error)
+		goto legacy_io_err;
+
+	/* Allocated above after the legacy_io struct */
+	b->legacy_mem = b->legacy_io + 1;
+	b->legacy_mem->attr.name = "legacy_mem";
+	b->legacy_mem->size = 1024*1024;
+	b->legacy_mem->attr.mode = S_IRUSR | S_IWUSR;
+	b->legacy_mem->mmap = pci_mmap_legacy_mem;
+	error = device_create_bin_file(&b->dev, b->legacy_mem);
+	if (error)
+		goto legacy_mem_err;
+
+	return;
+
+legacy_mem_err:
+	device_remove_bin_file(&b->dev, b->legacy_io);
+legacy_io_err:
+	kfree(b->legacy_io);
+	b->legacy_io = NULL;
+kzalloc_err:
+	printk(KERN_WARNING "pci: warning: could not create legacy I/O port "
+	       "and ISA memory resources to sysfs\n");
+	return;
+}
+
+void pci_remove_legacy_files(struct pci_bus *b)
+{
+	if (b->legacy_io) {
+		device_remove_bin_file(&b->dev, b->legacy_io);
+		device_remove_bin_file(&b->dev, b->legacy_mem);
+		kfree(b->legacy_io); /* both are allocated here */
+	}
 }
 #endif /* HAVE_PCI_LEGACY */
 
@@ -715,7 +798,7 @@ static struct bin_attribute pci_config_attr = {
 		.name = "config",
 		.mode = S_IRUGO | S_IWUSR,
 	},
-	.size = 256,
+	.size = PCI_CFG_SPACE_SIZE,
 	.read = pci_read_config,
 	.write = pci_write_config,
 };
@@ -725,7 +808,7 @@ static struct bin_attribute pcie_config_attr = {
 		.name = "config",
 		.mode = S_IRUGO | S_IWUSR,
 	},
-	.size = 4096,
+	.size = PCI_CFG_SPACE_EXP_SIZE,
 	.read = pci_read_config,
 	.write = pci_write_config,
 };
@@ -735,86 +818,103 @@ int __attribute__ ((weak)) pcibios_add_platform_entries(struct pci_dev *dev)
 	return 0;
 }
 
+static int pci_create_capabilities_sysfs(struct pci_dev *dev)
+{
+	int retval;
+	struct bin_attribute *attr;
+
+	/* If the device has VPD, try to expose it in sysfs. */
+	if (dev->vpd) {
+		attr = kzalloc(sizeof(*attr), GFP_ATOMIC);
+		if (!attr)
+			return -ENOMEM;
+
+		attr->size = dev->vpd->len;
+		attr->attr.name = "vpd";
+		attr->attr.mode = S_IRUSR | S_IWUSR;
+		attr->read = pci_read_vpd;
+		attr->write = pci_write_vpd;
+		retval = sysfs_create_bin_file(&dev->dev.kobj, attr);
+		if (retval) {
+			kfree(dev->vpd->attr);
+			return retval;
+		}
+		dev->vpd->attr = attr;
+	}
+
+	/* Active State Power Management */
+	pcie_aspm_create_sysfs_dev_files(dev);
+
+	return 0;
+}
+
 int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev)
 {
-	struct bin_attribute *attr = NULL;
 	int retval;
+	int rom_size = 0;
+	struct bin_attribute *attr;
 
 	if (!sysfs_initialized)
 		return -EACCES;
 
-	if (pdev->cfg_size < 4096)
+	if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE)
 		retval = sysfs_create_bin_file(&pdev->dev.kobj, &pci_config_attr);
 	else
 		retval = sysfs_create_bin_file(&pdev->dev.kobj, &pcie_config_attr);
 	if (retval)
 		goto err;
 
-	/* If the device has VPD, try to expose it in sysfs. */
-	if (pdev->vpd) {
-		attr = kzalloc(sizeof(*attr), GFP_ATOMIC);
-		if (attr) {
-			pdev->vpd->attr = attr;
-			attr->size = pdev->vpd->len;
-			attr->attr.name = "vpd";
-			attr->attr.mode = S_IRUSR | S_IWUSR;
-			attr->read = pci_read_vpd;
-			attr->write = pci_write_vpd;
-			retval = sysfs_create_bin_file(&pdev->dev.kobj, attr);
-			if (retval)
-				goto err_vpd;
-		} else {
-			retval = -ENOMEM;
-			goto err_config_file;
-		}
-	}
-
 	retval = pci_create_resource_files(pdev);
 	if (retval)
-		goto err_vpd_file;
+		goto err_config_file;
+
+	if (pci_resource_len(pdev, PCI_ROM_RESOURCE))
+		rom_size = pci_resource_len(pdev, PCI_ROM_RESOURCE);
+	else if (pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW)
+		rom_size = 0x20000;
 
 	/* If the device has a ROM, try to expose it in sysfs. */
-	if (pci_resource_len(pdev, PCI_ROM_RESOURCE) ||
-	    (pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW)) {
+	if (rom_size) {
 		attr = kzalloc(sizeof(*attr), GFP_ATOMIC);
-		if (attr) {
-			pdev->rom_attr = attr;
-			attr->size = pci_resource_len(pdev, PCI_ROM_RESOURCE);
-			attr->attr.name = "rom";
-			attr->attr.mode = S_IRUSR;
-			attr->read = pci_read_rom;
-			attr->write = pci_write_rom;
-			retval = sysfs_create_bin_file(&pdev->dev.kobj, attr);
-			if (retval)
-				goto err_rom;
-		} else {
+		if (!attr) {
 			retval = -ENOMEM;
 			goto err_resource_files;
 		}
+		attr->size = rom_size;
+		attr->attr.name = "rom";
+		attr->attr.mode = S_IRUSR;
+		attr->read = pci_read_rom;
+		attr->write = pci_write_rom;
+		retval = sysfs_create_bin_file(&pdev->dev.kobj, attr);
+		if (retval) {
+			kfree(attr);
+			goto err_resource_files;
+		}
+		pdev->rom_attr = attr;
 	}
+
 	/* add platform-specific attributes */
-	if (pcibios_add_platform_entries(pdev))
+	retval = pcibios_add_platform_entries(pdev);
+	if (retval)
 		goto err_rom_file;
 
-	pcie_aspm_create_sysfs_dev_files(pdev);
+	/* add sysfs entries for various capabilities */
+	retval = pci_create_capabilities_sysfs(pdev);
+	if (retval)
+		goto err_rom_file;
 
 	return 0;
 
 err_rom_file:
-	if (pci_resource_len(pdev, PCI_ROM_RESOURCE))
+	if (rom_size) {
 		sysfs_remove_bin_file(&pdev->dev.kobj, pdev->rom_attr);
-err_rom:
-	kfree(pdev->rom_attr);
+		kfree(pdev->rom_attr);
+		pdev->rom_attr = NULL;
+	}
 err_resource_files:
 	pci_remove_resource_files(pdev);
-err_vpd_file:
-	if (pdev->vpd) {
-		sysfs_remove_bin_file(&pdev->dev.kobj, pdev->vpd->attr);
-err_vpd:
-		kfree(pdev->vpd->attr);
-	}
 err_config_file:
-	if (pdev->cfg_size < 4096)
+	if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE)
 		sysfs_remove_bin_file(&pdev->dev.kobj, &pci_config_attr);
 	else
 		sysfs_remove_bin_file(&pdev->dev.kobj, &pcie_config_attr);
@@ -822,6 +922,16 @@ err:
 	return retval;
 }
 
+static void pci_remove_capabilities_sysfs(struct pci_dev *dev)
+{
+	if (dev->vpd && dev->vpd->attr) {
+		sysfs_remove_bin_file(&dev->dev.kobj, dev->vpd->attr);
+		kfree(dev->vpd->attr);
+	}
+
+	pcie_aspm_remove_sysfs_dev_files(dev);
+}
+
 /**
  * pci_remove_sysfs_dev_files - cleanup PCI specific sysfs files
  * @pdev: device whose entries we should free
@@ -830,27 +940,28 @@ err:
  */
 void pci_remove_sysfs_dev_files(struct pci_dev *pdev)
 {
+	int rom_size = 0;
+
 	if (!sysfs_initialized)
 		return;
 
-	pcie_aspm_remove_sysfs_dev_files(pdev);
+	pci_remove_capabilities_sysfs(pdev);
 
-	if (pdev->vpd) {
-		sysfs_remove_bin_file(&pdev->dev.kobj, pdev->vpd->attr);
-		kfree(pdev->vpd->attr);
-	}
-	if (pdev->cfg_size < 4096)
+	if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE)
 		sysfs_remove_bin_file(&pdev->dev.kobj, &pci_config_attr);
 	else
 		sysfs_remove_bin_file(&pdev->dev.kobj, &pcie_config_attr);
 
 	pci_remove_resource_files(pdev);
 
-	if (pci_resource_len(pdev, PCI_ROM_RESOURCE)) {
-		if (pdev->rom_attr) {
-			sysfs_remove_bin_file(&pdev->dev.kobj, pdev->rom_attr);
-			kfree(pdev->rom_attr);
-		}
+	if (pci_resource_len(pdev, PCI_ROM_RESOURCE))
+		rom_size = pci_resource_len(pdev, PCI_ROM_RESOURCE);
+	else if (pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW)
+		rom_size = 0x20000;
+
+	if (rom_size && pdev->rom_attr) {
+		sysfs_remove_bin_file(&pdev->dev.kobj, pdev->rom_attr);
+		kfree(pdev->rom_attr);
 	}
 }
 
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index dbe9f39f443..4db261e13e6 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -213,10 +213,13 @@ int pci_bus_find_capability(struct pci_bus *bus, unsigned int devfn, int cap)
 int pci_find_ext_capability(struct pci_dev *dev, int cap)
 {
 	u32 header;
-	int ttl = 480; /* 3840 bytes, minimum 8 bytes per capability */
-	int pos = 0x100;
+	int ttl;
+	int pos = PCI_CFG_SPACE_SIZE;
 
-	if (dev->cfg_size <= 256)
+	/* minimum 8 bytes per capability */
+	ttl = (PCI_CFG_SPACE_EXP_SIZE - PCI_CFG_SPACE_SIZE) / 8;
+
+	if (dev->cfg_size <= PCI_CFG_SPACE_SIZE)
 		return 0;
 
 	if (pci_read_config_dword(dev, pos, &header) != PCIBIOS_SUCCESSFUL)
@@ -234,7 +237,7 @@ int pci_find_ext_capability(struct pci_dev *dev, int cap)
 			return pos;
 
 		pos = PCI_EXT_CAP_NEXT(header);
-		if (pos < 0x100)
+		if (pos < PCI_CFG_SPACE_SIZE)
 			break;
 
 		if (pci_read_config_dword(dev, pos, &header) != PCIBIOS_SUCCESSFUL)
@@ -1127,6 +1130,27 @@ int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable)
 }
 
 /**
+ * pci_wake_from_d3 - enable/disable device to wake up from D3_hot or D3_cold
+ * @dev: PCI device to prepare
+ * @enable: True to enable wake-up event generation; false to disable
+ *
+ * Many drivers want the device to wake up the system from D3_hot or D3_cold
+ * and this function allows them to set that up cleanly - pci_enable_wake()
+ * should not be called twice in a row to enable wake-up due to PCI PM vs ACPI
+ * ordering constraints.
+ *
+ * This function only returns error code if the device is not capable of
+ * generating PME# from both D3_hot and D3_cold, and the platform is unable to
+ * enable wake-up power for it.
+ */
+int pci_wake_from_d3(struct pci_dev *dev, bool enable)
+{
+	return pci_pme_capable(dev, PCI_D3cold) ?
+			pci_enable_wake(dev, PCI_D3cold, enable) :
+			pci_enable_wake(dev, PCI_D3hot, enable);
+}
+
+/**
  * pci_target_state - find an appropriate low power state for a given PCI dev
  * @dev: PCI device
  *
@@ -1242,25 +1266,25 @@ void pci_pm_init(struct pci_dev *dev)
 	dev->d1_support = false;
 	dev->d2_support = false;
 	if (!pci_no_d1d2(dev)) {
-		if (pmc & PCI_PM_CAP_D1) {
-			dev_printk(KERN_DEBUG, &dev->dev, "supports D1\n");
+		if (pmc & PCI_PM_CAP_D1)
 			dev->d1_support = true;
-		}
-		if (pmc & PCI_PM_CAP_D2) {
-			dev_printk(KERN_DEBUG, &dev->dev, "supports D2\n");
+		if (pmc & PCI_PM_CAP_D2)
 			dev->d2_support = true;
-		}
+
+		if (dev->d1_support || dev->d2_support)
+			dev_printk(KERN_DEBUG, &dev->dev, "supports%s%s\n",
+				   dev->d1_support ? " D1" : "",
+				   dev->d2_support ? " D2" : "");
 	}
 
 	pmc &= PCI_PM_CAP_PME_MASK;
 	if (pmc) {
-		dev_printk(KERN_INFO, &dev->dev,
-			"PME# supported from%s%s%s%s%s\n",
-			(pmc & PCI_PM_CAP_PME_D0) ? " D0" : "",
-			(pmc & PCI_PM_CAP_PME_D1) ? " D1" : "",
-			(pmc & PCI_PM_CAP_PME_D2) ? " D2" : "",
-			(pmc & PCI_PM_CAP_PME_D3) ? " D3hot" : "",
-			(pmc & PCI_PM_CAP_PME_D3cold) ? " D3cold" : "");
+		dev_info(&dev->dev, "PME# supported from%s%s%s%s%s\n",
+			 (pmc & PCI_PM_CAP_PME_D0) ? " D0" : "",
+			 (pmc & PCI_PM_CAP_PME_D1) ? " D1" : "",
+			 (pmc & PCI_PM_CAP_PME_D2) ? " D2" : "",
+			 (pmc & PCI_PM_CAP_PME_D3) ? " D3hot" : "",
+			 (pmc & PCI_PM_CAP_PME_D3cold) ? " D3cold" : "");
 		dev->pme_support = pmc >> PCI_PM_CAP_PME_SHIFT;
 		/*
 		 * Make device's PM flags reflect the wake-up capability, but
@@ -1275,6 +1299,38 @@ void pci_pm_init(struct pci_dev *dev)
 	}
 }
 
+/**
+ * pci_enable_ari - enable ARI forwarding if hardware support it
+ * @dev: the PCI device
+ */
+void pci_enable_ari(struct pci_dev *dev)
+{
+	int pos;
+	u32 cap;
+	u16 ctrl;
+
+	if (!dev->is_pcie)
+		return;
+
+	if (dev->pcie_type != PCI_EXP_TYPE_ROOT_PORT &&
+	    dev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM)
+		return;
+
+	pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
+	if (!pos)
+		return;
+
+	pci_read_config_dword(dev, pos + PCI_EXP_DEVCAP2, &cap);
+	if (!(cap & PCI_EXP_DEVCAP2_ARI))
+		return;
+
+	pci_read_config_word(dev, pos + PCI_EXP_DEVCTL2, &ctrl);
+	ctrl |= PCI_EXP_DEVCTL2_ARI;
+	pci_write_config_word(dev, pos + PCI_EXP_DEVCTL2, ctrl);
+
+	dev->ari_enabled = 1;
+}
+
 int
 pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge)
 {
@@ -1942,6 +1998,7 @@ EXPORT_SYMBOL(pci_restore_state);
 EXPORT_SYMBOL(pci_pme_capable);
 EXPORT_SYMBOL(pci_pme_active);
 EXPORT_SYMBOL(pci_enable_wake);
+EXPORT_SYMBOL(pci_wake_from_d3);
 EXPORT_SYMBOL(pci_target_state);
 EXPORT_SYMBOL(pci_prepare_to_sleep);
 EXPORT_SYMBOL(pci_back_from_sleep);
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index d807cd786f2..b205ab866a1 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -1,3 +1,9 @@
+#ifndef DRIVERS_PCI_H
+#define DRIVERS_PCI_H
+
+#define PCI_CFG_SPACE_SIZE	256
+#define PCI_CFG_SPACE_EXP_SIZE	4096
+
 /* Functions internal to the PCI core code */
 
 extern int pci_uevent(struct device *dev, struct kobj_uevent_env *env);
@@ -76,7 +82,13 @@ static inline int pci_proc_detach_bus(struct pci_bus *bus) { return 0; }
 /* Functions for PCI Hotplug drivers to use */
 extern unsigned int pci_do_scan_bus(struct pci_bus *bus);
 
+#ifdef HAVE_PCI_LEGACY
+extern void pci_create_legacy_files(struct pci_bus *bus);
 extern void pci_remove_legacy_files(struct pci_bus *bus);
+#else
+static inline void pci_create_legacy_files(struct pci_bus *bus) { return; }
+static inline void pci_remove_legacy_files(struct pci_bus *bus) { return; }
+#endif
 
 /* Lock for read/write access to pci device and bus lists */
 extern struct rw_semaphore pci_bus_sem;
@@ -109,6 +121,7 @@ static inline int pci_no_d1d2(struct pci_dev *dev)
 extern int pcie_mch_quirk;
 extern struct device_attribute pci_dev_attrs[];
 extern struct device_attribute dev_attr_cpuaffinity;
+extern struct device_attribute dev_attr_cpulistaffinity;
 
 /**
  * pci_match_one_device - Tell if a PCI device structure has a matching
@@ -144,3 +157,16 @@ struct pci_slot_attribute {
 };
 #define to_pci_slot_attr(s) container_of(s, struct pci_slot_attribute, attr)
 
+extern void pci_enable_ari(struct pci_dev *dev);
+/**
+ * pci_ari_enabled - query ARI forwarding status
+ * @dev: the PCI device
+ *
+ * Returns 1 if ARI forwarding is enabled, or 0 if not enabled;
+ */
+static inline int pci_ari_enabled(struct pci_dev *dev)
+{
+	return dev->ari_enabled;
+}
+
+#endif /* DRIVERS_PCI_H */
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index 77036f46acf..e390707661d 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -105,7 +105,7 @@ static irqreturn_t aer_irq(int irq, void *context)
 	unsigned long flags;
 	int pos;
 
-	pos = pci_find_aer_capability(pdev->port);
+	pos = pci_find_ext_capability(pdev->port, PCI_EXT_CAP_ID_ERR);
 	/*
 	 * Must lock access to Root Error Status Reg, Root Error ID Reg,
 	 * and Root error producer/consumer index
@@ -252,7 +252,7 @@ static pci_ers_result_t aer_root_reset(struct pci_dev *dev)
 	u32 status;
 	int pos;
 
-	pos = pci_find_aer_capability(dev);
+	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
 
 	/* Disable Root's interrupt in response to error messages */
 	pci_write_config_dword(dev, pos + PCI_ERR_ROOT_COMMAND, 0);
@@ -316,7 +316,7 @@ static void aer_error_resume(struct pci_dev *dev)
 	pci_write_config_word(dev, pos + PCI_EXP_DEVSTA, reg16);
 
 	/* Clean AER Root Error Status */
-	pos = pci_find_aer_capability(dev);
+	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
 	pci_read_config_dword(dev, pos + PCI_ERR_UNCOR_STATUS, &status);
 	pci_read_config_dword(dev, pos + PCI_ERR_UNCOR_SEVER, &mask);
 	if (dev->error_state == pci_channel_io_normal)
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index ee5e7b5176d..dfc63d01f20 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -28,41 +28,15 @@
 static int forceload;
 module_param(forceload, bool, 0);
 
-#define PCI_CFG_SPACE_SIZE	(0x100)
-int pci_find_aer_capability(struct pci_dev *dev)
-{
-	int pos;
-	u32 reg32 = 0;
-
-	/* Check if it's a pci-express device */
-	pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
-	if (!pos)
-		return 0;
-
-	/* Check if it supports pci-express AER */
-	pos = PCI_CFG_SPACE_SIZE;
-	while (pos) {
-		if (pci_read_config_dword(dev, pos, &reg32))
-			return 0;
-
-		/* some broken boards return ~0 */
-		if (reg32 == 0xffffffff)
-			return 0;
-
-		if (PCI_EXT_CAP_ID(reg32) == PCI_EXT_CAP_ID_ERR)
-			break;
-
-		pos = reg32 >> 20;
-	}
-
-	return pos;
-}
-
 int pci_enable_pcie_error_reporting(struct pci_dev *dev)
 {
 	u16 reg16 = 0;
 	int pos;
 
+	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
+	if (!pos)
+		return -EIO;
+
 	pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
 	if (!pos)
 		return -EIO;
@@ -102,7 +76,7 @@ int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev)
 	int pos;
 	u32 status, mask;
 
-	pos = pci_find_aer_capability(dev);
+	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
 	if (!pos)
 		return -EIO;
 
@@ -123,7 +97,7 @@ int pci_cleanup_aer_correct_error_status(struct pci_dev *dev)
 	int pos;
 	u32 status;
 
-	pos = pci_find_aer_capability(dev);
+	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
 	if (!pos)
 		return -EIO;
 
@@ -502,7 +476,7 @@ static void handle_error_source(struct pcie_device * aerdev,
 		 * Correctable error does not need software intevention.
 		 * No need to go through error recovery process.
 		 */
-		pos = pci_find_aer_capability(dev);
+		pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
 		if (pos)
 			pci_write_config_dword(dev, pos + PCI_ERR_COR_STATUS,
 					info.status);
@@ -542,7 +516,7 @@ void aer_enable_rootport(struct aer_rpc *rpc)
 	reg16 &= ~(SYSTEM_ERROR_INTR_ON_MESG_MASK);
 	pci_write_config_word(pdev, pos + PCI_EXP_RTCTL, reg16);
 
-	aer_pos = pci_find_aer_capability(pdev);
+	aer_pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ERR);
 	/* Clear error status */
 	pci_read_config_dword(pdev, aer_pos + PCI_ERR_ROOT_STATUS, &reg32);
 	pci_write_config_dword(pdev, aer_pos + PCI_ERR_ROOT_STATUS, reg32);
@@ -579,7 +553,7 @@ static void disable_root_aer(struct aer_rpc *rpc)
 	u32 reg32;
 	int pos;
 
-	pos = pci_find_aer_capability(pdev);
+	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ERR);
 	/* Disable Root's interrupt in response to error messages */
 	pci_write_config_dword(pdev, pos + PCI_ERR_ROOT_COMMAND, 0);
 
@@ -618,7 +592,7 @@ static int get_device_error_info(struct pci_dev *dev, struct aer_err_info *info)
 {
 	int pos;
 
-	pos = pci_find_aer_capability(dev);
+	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
 
 	/* The device might not support AER */
 	if (!pos)
@@ -755,7 +729,6 @@ int aer_init(struct pcie_device *dev)
 	return AER_SUCCESS;
 }
 
-EXPORT_SYMBOL_GPL(pci_find_aer_capability);
 EXPORT_SYMBOL_GPL(pci_enable_pcie_error_reporting);
 EXPORT_SYMBOL_GPL(pci_disable_pcie_error_reporting);
 EXPORT_SYMBOL_GPL(pci_cleanup_aer_uncorrect_error_status);
diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index 851f5b83cdb..8f63f4c6b85 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -528,9 +528,9 @@ static int pcie_aspm_sanity_check(struct pci_dev *pdev)
 		pci_read_config_dword(child_dev, child_pos + PCI_EXP_DEVCAP,
 			&reg32);
 		if (!(reg32 & PCI_EXP_DEVCAP_RBER) && !aspm_force) {
-			printk("Pre-1.1 PCIe device detected, "
-				"disable ASPM for %s. It can be enabled forcedly"
-				" with 'pcie_aspm=force'\n", pci_name(pdev));
+			dev_printk(KERN_INFO, &child_dev->dev, "disabling ASPM"
+				" on pre-1.1 PCIe device.  You can enable it"
+				" with 'pcie_aspm=force'\n");
 			return -EINVAL;
 		}
 	}
diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h
index 3656e0349dd..2529f3f2ea5 100644
--- a/drivers/pci/pcie/portdrv.h
+++ b/drivers/pci/pcie/portdrv.h
@@ -25,7 +25,6 @@
 #define PCIE_CAPABILITIES_REG		0x2
 #define PCIE_SLOT_CAPABILITIES_REG	0x14
 #define PCIE_PORT_DEVICE_MAXSERVICES	4
-#define PCI_CFG_SPACE_SIZE		256
 
 #define get_descriptor_id(type, service) (((type - 4) << 4) | service)
 
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index 890f0d2b370..2e091e01482 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -195,24 +195,11 @@ static int get_port_device_capability(struct pci_dev *dev)
 	/* PME Capable - root port capability */
 	if (((reg16 >> 4) & PORT_TYPE_MASK) == PCIE_RC_PORT)
 		services |= PCIE_PORT_SERVICE_PME;
-	
-	pos = PCI_CFG_SPACE_SIZE;
-	while (pos) {
-		pci_read_config_dword(dev, pos, &reg32);
-		switch (reg32 & 0xffff) {
-		case PCI_EXT_CAP_ID_ERR:
-			services |= PCIE_PORT_SERVICE_AER;
-			pos = reg32 >> 20;
-			break;
-		case PCI_EXT_CAP_ID_VC:
-			services |= PCIE_PORT_SERVICE_VC;
-			pos = reg32 >> 20;
-			break;
-		default:
-			pos = 0;
-			break;
-		}
-	}
+
+	if (pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR))
+		services |= PCIE_PORT_SERVICE_AER;
+	if (pci_find_ext_capability(dev, PCI_EXT_CAP_ID_VC))
+		services |= PCIE_PORT_SERVICE_VC;
 
 	return services;
 }
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 367c9c20000..584422da8d8 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -91,7 +91,7 @@ static int __devinit pcie_portdrv_probe (struct pci_dev *dev,
 	
 	pci_set_master(dev);
         if (!dev->irq && dev->pin) {
-		dev_warn(&dev->dev, "device [%04x/%04x] has invalid IRQ; "
+		dev_warn(&dev->dev, "device [%04x:%04x] has invalid IRQ; "
 			 "check vendor BIOS\n", dev->vendor, dev->device);
 	}
 	if (pcie_port_device_register(dev)) {
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index d3db8b24972..aaaf0a1fed2 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -14,8 +14,6 @@
 
 #define CARDBUS_LATENCY_TIMER	176	/* secondary latency timer */
 #define CARDBUS_RESERVE_BUSNR	3
-#define PCI_CFG_SPACE_SIZE	256
-#define PCI_CFG_SPACE_EXP_SIZE	4096
 
 /* Ugh.  Need to stop exporting this to modules. */
 LIST_HEAD(pci_root_buses);
@@ -44,72 +42,6 @@ int no_pci_devices(void)
 }
 EXPORT_SYMBOL(no_pci_devices);
 
-#ifdef HAVE_PCI_LEGACY
-/**
- * pci_create_legacy_files - create legacy I/O port and memory files
- * @b: bus to create files under
- *
- * Some platforms allow access to legacy I/O port and ISA memory space on
- * a per-bus basis.  This routine creates the files and ties them into
- * their associated read, write and mmap files from pci-sysfs.c
- *
- * On error unwind, but don't propogate the error to the caller
- * as it is ok to set up the PCI bus without these files.
- */
-static void pci_create_legacy_files(struct pci_bus *b)
-{
-	int error;
-
-	b->legacy_io = kzalloc(sizeof(struct bin_attribute) * 2,
-			       GFP_ATOMIC);
-	if (!b->legacy_io)
-		goto kzalloc_err;
-
-	b->legacy_io->attr.name = "legacy_io";
-	b->legacy_io->size = 0xffff;
-	b->legacy_io->attr.mode = S_IRUSR | S_IWUSR;
-	b->legacy_io->read = pci_read_legacy_io;
-	b->legacy_io->write = pci_write_legacy_io;
-	error = device_create_bin_file(&b->dev, b->legacy_io);
-	if (error)
-		goto legacy_io_err;
-
-	/* Allocated above after the legacy_io struct */
-	b->legacy_mem = b->legacy_io + 1;
-	b->legacy_mem->attr.name = "legacy_mem";
-	b->legacy_mem->size = 1024*1024;
-	b->legacy_mem->attr.mode = S_IRUSR | S_IWUSR;
-	b->legacy_mem->mmap = pci_mmap_legacy_mem;
-	error = device_create_bin_file(&b->dev, b->legacy_mem);
-	if (error)
-		goto legacy_mem_err;
-
-	return;
-
-legacy_mem_err:
-	device_remove_bin_file(&b->dev, b->legacy_io);
-legacy_io_err:
-	kfree(b->legacy_io);
-	b->legacy_io = NULL;
-kzalloc_err:
-	printk(KERN_WARNING "pci: warning: could not create legacy I/O port "
-	       "and ISA memory resources to sysfs\n");
-	return;
-}
-
-void pci_remove_legacy_files(struct pci_bus *b)
-{
-	if (b->legacy_io) {
-		device_remove_bin_file(&b->dev, b->legacy_io);
-		device_remove_bin_file(&b->dev, b->legacy_mem);
-		kfree(b->legacy_io); /* both are allocated here */
-	}
-}
-#else /* !HAVE_PCI_LEGACY */
-static inline void pci_create_legacy_files(struct pci_bus *bus) { return; }
-void pci_remove_legacy_files(struct pci_bus *bus) { return; }
-#endif /* HAVE_PCI_LEGACY */
-
 /*
  * PCI Bus Class Devices
  */
@@ -219,7 +151,7 @@ static inline enum pci_bar_type decode_bar(struct resource *res, u32 bar)
 
 	res->flags = bar & ~PCI_BASE_ADDRESS_MEM_MASK;
 
-	if (res->flags == PCI_BASE_ADDRESS_MEM_TYPE_64)
+	if (res->flags & PCI_BASE_ADDRESS_MEM_TYPE_64)
 		return pci_bar_mem64;
 	return pci_bar_mem32;
 }
@@ -304,8 +236,8 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
 		} else {
 			res->start = l64;
 			res->end = l64 + sz64;
-			printk(KERN_DEBUG "PCI: %s reg %x 64bit mmio: %pR\n",
-				pci_name(dev), pos, res);
+			dev_printk(KERN_DEBUG, &dev->dev,
+				"reg %x 64bit mmio: %pR\n", pos, res);
 		}
 	} else {
 		sz = pci_size(l, sz, mask);
@@ -315,10 +247,10 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
 
 		res->start = l;
 		res->end = l + sz;
-		printk(KERN_DEBUG "PCI: %s reg %x %s: %pR\n",
-		       pci_name(dev), pos,
-		       (res->flags & IORESOURCE_IO) ? "io port":"32bit mmio",
-		       res);
+
+		dev_printk(KERN_DEBUG, &dev->dev, "reg %x %s: %pR\n", pos,
+			(res->flags & IORESOURCE_IO) ? "io port" : "32bit mmio",
+			res);
 	}
 
  out:
@@ -389,8 +321,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
 			res->start = base;
 		if (!res->end)
 			res->end = limit + 0xfff;
-		printk(KERN_DEBUG "PCI: bridge %s io port: %pR\n",
-		       pci_name(dev), res);
+		dev_printk(KERN_DEBUG, &dev->dev, "bridge io port: %pR\n", res);
 	}
 
 	res = child->resource[1];
@@ -402,8 +333,8 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
 		res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM;
 		res->start = base;
 		res->end = limit + 0xfffff;
-		printk(KERN_DEBUG "PCI: bridge %s 32bit mmio: %pR\n",
-		       pci_name(dev), res);
+		dev_printk(KERN_DEBUG, &dev->dev, "bridge 32bit mmio: %pR\n",
+			res);
 	}
 
 	res = child->resource[2];
@@ -439,9 +370,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
 		res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH;
 		res->start = base;
 		res->end = limit + 0xfffff;
-		printk(KERN_DEBUG "PCI: bridge %s %sbit mmio pref: %pR\n",
-		       pci_name(dev),
-		       (res->flags & PCI_PREF_RANGE_TYPE_64) ? "64":"32", res);
+		dev_printk(KERN_DEBUG, &dev->dev, "bridge %sbit mmio pref: %pR\n",
+			(res->flags & PCI_PREF_RANGE_TYPE_64) ? "64" : "32",
+			res);
 	}
 }
 
@@ -762,7 +693,7 @@ static int pci_setup_device(struct pci_dev * dev)
 	dev->class = class;
 	class >>= 8;
 
-	dev_dbg(&dev->dev, "found [%04x/%04x] class %06x header type %02x\n",
+	dev_dbg(&dev->dev, "found [%04x:%04x] class %06x header type %02x\n",
 		 dev->vendor, dev->device, class, dev->hdr_type);
 
 	/* "Unknown power state" */
@@ -844,6 +775,11 @@ static int pci_setup_device(struct pci_dev * dev)
 	return 0;
 }
 
+static void pci_release_capabilities(struct pci_dev *dev)
+{
+	pci_vpd_release(dev);
+}
+
 /**
  * pci_release_dev - free a pci device structure when all users of it are finished.
  * @dev: device that's been disconnected
@@ -856,7 +792,7 @@ static void pci_release_dev(struct device *dev)
 	struct pci_dev *pci_dev;
 
 	pci_dev = to_pci_dev(dev);
-	pci_vpd_release(pci_dev);
+	pci_release_capabilities(pci_dev);
 	kfree(pci_dev);
 }
 
@@ -887,8 +823,9 @@ static void set_pcie_port_type(struct pci_dev *pdev)
 int pci_cfg_space_size_ext(struct pci_dev *dev)
 {
 	u32 status;
+	int pos = PCI_CFG_SPACE_SIZE;
 
-	if (pci_read_config_dword(dev, 256, &status) != PCIBIOS_SUCCESSFUL)
+	if (pci_read_config_dword(dev, pos, &status) != PCIBIOS_SUCCESSFUL)
 		goto fail;
 	if (status == 0xffffffff)
 		goto fail;
@@ -936,8 +873,6 @@ struct pci_dev *alloc_pci_dev(void)
 
 	INIT_LIST_HEAD(&dev->bus_list);
 
-	pci_msi_init_pci_dev(dev);
-
 	return dev;
 }
 EXPORT_SYMBOL(alloc_pci_dev);
@@ -949,6 +884,7 @@ EXPORT_SYMBOL(alloc_pci_dev);
 static struct pci_dev *pci_scan_device(struct pci_bus *bus, int devfn)
 {
 	struct pci_dev *dev;
+	struct pci_slot *slot;
 	u32 l;
 	u8 hdr_type;
 	int delay = 1;
@@ -997,6 +933,10 @@ static struct pci_dev *pci_scan_device(struct pci_bus *bus, int devfn)
 	dev->error_state = pci_channel_io_normal;
 	set_pcie_port_type(dev);
 
+	list_for_each_entry(slot, &bus->slots, list)
+		if (PCI_SLOT(devfn) == slot->number)
+			dev->slot = slot;
+
 	/* Assume 32-bit PCI; let 64-bit PCI cards (which are far rarer)
 	   set this higher, assuming the system even supports it.  */
 	dev->dma_mask = 0xffffffff;
@@ -1005,9 +945,22 @@ static struct pci_dev *pci_scan_device(struct pci_bus *bus, int devfn)
 		return NULL;
 	}
 
+	return dev;
+}
+
+static void pci_init_capabilities(struct pci_dev *dev)
+{
+	/* MSI/MSI-X list */
+	pci_msi_init_pci_dev(dev);
+
+	/* Power Management */
+	pci_pm_init(dev);
+
+	/* Vital Product Data */
 	pci_vpd_pci22_init(dev);
 
-	return dev;
+	/* Alternative Routing-ID Forwarding */
+	pci_enable_ari(dev);
 }
 
 void pci_device_add(struct pci_dev *dev, struct pci_bus *bus)
@@ -1026,8 +979,8 @@ void pci_device_add(struct pci_dev *dev, struct pci_bus *bus)
 	/* Fix up broken headers */
 	pci_fixup_device(pci_fixup_header, dev);
 
-	/* Initialize power management of the device */
-	pci_pm_init(dev);
+	/* Initialize various capabilities */
+	pci_init_capabilities(dev);
 
 	/*
 	 * Add the device to our list of discovered devices
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 832175d9ca2..96cf8ecd04c 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -24,6 +24,14 @@
 #include <linux/kallsyms.h>
 #include "pci.h"
 
+int isa_dma_bridge_buggy;
+EXPORT_SYMBOL(isa_dma_bridge_buggy);
+int pci_pci_problems;
+EXPORT_SYMBOL(pci_pci_problems);
+int pcie_mch_quirk;
+EXPORT_SYMBOL(pcie_mch_quirk);
+
+#ifdef CONFIG_PCI_QUIRKS
 /* The Mellanox Tavor device gives false positive parity errors
  * Mark this device with a broken_parity_status, to allow
  * PCI scanning code to "skip" this now blacklisted device.
@@ -76,8 +84,6 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_82441,	quirk_p
     
     This appears to be BIOS not version dependent. So presumably there is a 
     chipset level fix */
-int isa_dma_bridge_buggy;
-EXPORT_SYMBOL(isa_dma_bridge_buggy);
     
 static void __devinit quirk_isa_dma_hangs(struct pci_dev *dev)
 {
@@ -98,9 +104,6 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC,	PCI_DEVICE_ID_NEC_CBUS_1,	quirk_isa_d
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC,	PCI_DEVICE_ID_NEC_CBUS_2,	quirk_isa_dma_hangs);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC,	PCI_DEVICE_ID_NEC_CBUS_3,	quirk_isa_dma_hangs);
 
-int pci_pci_problems;
-EXPORT_SYMBOL(pci_pci_problems);
-
 /*
  *	Chipsets where PCI->PCI transfers vanish or hang
  */
@@ -1376,9 +1379,6 @@ static void __init quirk_alder_ioapic(struct pci_dev *pdev)
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_EESSC,	quirk_alder_ioapic);
 #endif
 
-int pcie_mch_quirk;
-EXPORT_SYMBOL(pcie_mch_quirk);
-
 static void __devinit quirk_pcie_mch(struct pci_dev *pdev)
 {
 	pcie_mch_quirk = 1;
@@ -1569,84 +1569,6 @@ static void __devinit fixup_rev1_53c810(struct pci_dev* dev)
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_53C810, fixup_rev1_53c810);
 
-static void pci_do_fixups(struct pci_dev *dev, struct pci_fixup *f, struct pci_fixup *end)
-{
-	while (f < end) {
-		if ((f->vendor == dev->vendor || f->vendor == (u16) PCI_ANY_ID) &&
- 		    (f->device == dev->device || f->device == (u16) PCI_ANY_ID)) {
-#ifdef DEBUG
-			dev_dbg(&dev->dev, "calling %pF\n", f->hook);
-#endif
-			f->hook(dev);
-		}
-		f++;
-	}
-}
-
-extern struct pci_fixup __start_pci_fixups_early[];
-extern struct pci_fixup __end_pci_fixups_early[];
-extern struct pci_fixup __start_pci_fixups_header[];
-extern struct pci_fixup __end_pci_fixups_header[];
-extern struct pci_fixup __start_pci_fixups_final[];
-extern struct pci_fixup __end_pci_fixups_final[];
-extern struct pci_fixup __start_pci_fixups_enable[];
-extern struct pci_fixup __end_pci_fixups_enable[];
-extern struct pci_fixup __start_pci_fixups_resume[];
-extern struct pci_fixup __end_pci_fixups_resume[];
-extern struct pci_fixup __start_pci_fixups_resume_early[];
-extern struct pci_fixup __end_pci_fixups_resume_early[];
-extern struct pci_fixup __start_pci_fixups_suspend[];
-extern struct pci_fixup __end_pci_fixups_suspend[];
-
-
-void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev)
-{
-	struct pci_fixup *start, *end;
-
-	switch(pass) {
-	case pci_fixup_early:
-		start = __start_pci_fixups_early;
-		end = __end_pci_fixups_early;
-		break;
-
-	case pci_fixup_header:
-		start = __start_pci_fixups_header;
-		end = __end_pci_fixups_header;
-		break;
-
-	case pci_fixup_final:
-		start = __start_pci_fixups_final;
-		end = __end_pci_fixups_final;
-		break;
-
-	case pci_fixup_enable:
-		start = __start_pci_fixups_enable;
-		end = __end_pci_fixups_enable;
-		break;
-
-	case pci_fixup_resume:
-		start = __start_pci_fixups_resume;
-		end = __end_pci_fixups_resume;
-		break;
-
-	case pci_fixup_resume_early:
-		start = __start_pci_fixups_resume_early;
-		end = __end_pci_fixups_resume_early;
-		break;
-
-	case pci_fixup_suspend:
-		start = __start_pci_fixups_suspend;
-		end = __end_pci_fixups_suspend;
-		break;
-
-	default:
-		/* stupid compiler warning, you would think with an enum... */
-		return;
-	}
-	pci_do_fixups(dev, start, end);
-}
-EXPORT_SYMBOL(pci_fixup_device);
-
 /* Enable 1k I/O space granularity on the Intel P64H2 */
 static void __devinit quirk_p64h2_1k_io(struct pci_dev *dev)
 {
@@ -2020,3 +1942,82 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4375,
 			quirk_msi_intx_disable_bug);
 
 #endif /* CONFIG_PCI_MSI */
+
+static void pci_do_fixups(struct pci_dev *dev, struct pci_fixup *f, struct pci_fixup *end)
+{
+	while (f < end) {
+		if ((f->vendor == dev->vendor || f->vendor == (u16) PCI_ANY_ID) &&
+ 		    (f->device == dev->device || f->device == (u16) PCI_ANY_ID)) {
+			dev_dbg(&dev->dev, "calling %pF\n", f->hook);
+			f->hook(dev);
+		}
+		f++;
+	}
+}
+
+extern struct pci_fixup __start_pci_fixups_early[];
+extern struct pci_fixup __end_pci_fixups_early[];
+extern struct pci_fixup __start_pci_fixups_header[];
+extern struct pci_fixup __end_pci_fixups_header[];
+extern struct pci_fixup __start_pci_fixups_final[];
+extern struct pci_fixup __end_pci_fixups_final[];
+extern struct pci_fixup __start_pci_fixups_enable[];
+extern struct pci_fixup __end_pci_fixups_enable[];
+extern struct pci_fixup __start_pci_fixups_resume[];
+extern struct pci_fixup __end_pci_fixups_resume[];
+extern struct pci_fixup __start_pci_fixups_resume_early[];
+extern struct pci_fixup __end_pci_fixups_resume_early[];
+extern struct pci_fixup __start_pci_fixups_suspend[];
+extern struct pci_fixup __end_pci_fixups_suspend[];
+
+
+void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev)
+{
+	struct pci_fixup *start, *end;
+
+	switch(pass) {
+	case pci_fixup_early:
+		start = __start_pci_fixups_early;
+		end = __end_pci_fixups_early;
+		break;
+
+	case pci_fixup_header:
+		start = __start_pci_fixups_header;
+		end = __end_pci_fixups_header;
+		break;
+
+	case pci_fixup_final:
+		start = __start_pci_fixups_final;
+		end = __end_pci_fixups_final;
+		break;
+
+	case pci_fixup_enable:
+		start = __start_pci_fixups_enable;
+		end = __end_pci_fixups_enable;
+		break;
+
+	case pci_fixup_resume:
+		start = __start_pci_fixups_resume;
+		end = __end_pci_fixups_resume;
+		break;
+
+	case pci_fixup_resume_early:
+		start = __start_pci_fixups_resume_early;
+		end = __end_pci_fixups_resume_early;
+		break;
+
+	case pci_fixup_suspend:
+		start = __start_pci_fixups_suspend;
+		end = __end_pci_fixups_suspend;
+		break;
+
+	default:
+		/* stupid compiler warning, you would think with an enum... */
+		return;
+	}
+	pci_do_fixups(dev, start, end);
+}
+#else
+void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev) {}
+#endif
+EXPORT_SYMBOL(pci_fixup_device);
diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c
index bdc2a44d68e..042e0892442 100644
--- a/drivers/pci/remove.c
+++ b/drivers/pci/remove.c
@@ -73,6 +73,7 @@ void pci_remove_bus(struct pci_bus *pci_bus)
 	up_write(&pci_bus_sem);
 	pci_remove_legacy_files(pci_bus);
 	device_remove_file(&pci_bus->dev, &dev_attr_cpuaffinity);
+	device_remove_file(&pci_bus->dev, &dev_attr_cpulistaffinity);
 	device_unregister(&pci_bus->dev);
 }
 EXPORT_SYMBOL(pci_remove_bus);
@@ -114,13 +115,9 @@ void pci_remove_behind_bridge(struct pci_dev *dev)
 {
 	struct list_head *l, *n;
 
-	if (dev->subordinate) {
-		list_for_each_safe(l, n, &dev->subordinate->devices) {
-			struct pci_dev *dev = pci_dev_b(l);
-
-			pci_remove_bus_device(dev);
-		}
-	}
+	if (dev->subordinate)
+		list_for_each_safe(l, n, &dev->subordinate->devices)
+			pci_remove_bus_device(pci_dev_b(l));
 }
 
 static void pci_stop_bus_devices(struct pci_bus *bus)
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 471a429d7a2..ea979f2bc6d 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -299,7 +299,7 @@ static void pbus_size_io(struct pci_bus *bus)
 
 			if (r->parent || !(r->flags & IORESOURCE_IO))
 				continue;
-			r_size = r->end - r->start + 1;
+			r_size = resource_size(r);
 
 			if (r_size < 0x400)
 				/* Might be re-aligned for ISA */
@@ -350,7 +350,7 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask, unsigned long
 
 			if (r->parent || (r->flags & mask) != type)
 				continue;
-			r_size = r->end - r->start + 1;
+			r_size = resource_size(r);
 			/* For bridges size != alignment */
 			align = resource_alignment(r);
 			order = __ffs(align) - 20;
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index d4b5c690eaa..2dbd96cce2d 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -129,7 +129,7 @@ int pci_assign_resource(struct pci_dev *dev, int resno)
 	resource_size_t size, min, align;
 	int ret;
 
-	size = res->end - res->start + 1;
+	size = resource_size(res);
 	min = (res->flags & IORESOURCE_IO) ? PCIBIOS_MIN_IO : PCIBIOS_MIN_MEM;
 
 	align = resource_alignment(res);
diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c
index 7e5b85cbd94..0c6db03698e 100644
--- a/drivers/pci/slot.c
+++ b/drivers/pci/slot.c
@@ -49,11 +49,16 @@ static ssize_t address_read_file(struct pci_slot *slot, char *buf)
 
 static void pci_slot_release(struct kobject *kobj)
 {
+	struct pci_dev *dev;
 	struct pci_slot *slot = to_pci_slot(kobj);
 
 	pr_debug("%s: releasing pci_slot on %x:%d\n", __func__,
 		 slot->bus->number, slot->number);
 
+	list_for_each_entry(dev, &slot->bus->devices, bus_list)
+		if (PCI_SLOT(dev->devfn) == slot->number)
+			dev->slot = NULL;
+
 	list_del(&slot->list);
 
 	kfree(slot);
@@ -108,6 +113,7 @@ static struct kobj_type pci_slot_ktype = {
 struct pci_slot *pci_create_slot(struct pci_bus *parent, int slot_nr,
 				 const char *name)
 {
+	struct pci_dev *dev;
 	struct pci_slot *slot;
 	int err;
 
@@ -150,6 +156,10 @@ placeholder:
 	INIT_LIST_HEAD(&slot->list);
 	list_add(&slot->list, &parent->slots);
 
+	list_for_each_entry(dev, &parent->devices, bus_list)
+		if (PCI_SLOT(dev->devfn) == slot_nr)
+			dev->slot = slot;
+
 	/* Don't care if debug printk has a -1 for slot_nr */
 	pr_debug("%s: created pci_slot on %04x:%02x:%02x\n",
 		 __func__, pci_domain_nr(parent), parent->number, slot_nr);
diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c
index a0ffb8ebfe0..9e1140f085f 100644
--- a/drivers/pcmcia/at91_cf.c
+++ b/drivers/pcmcia/at91_cf.c
@@ -273,7 +273,7 @@ static int __init at91_cf_probe(struct platform_device *pdev)
 			goto fail0d;
 		cf->socket.pci_irq = board->irq_pin;
 	} else
-		cf->socket.pci_irq = NR_IRQS + 1;
+		cf->socket.pci_irq = nr_irqs + 1;
 
 	/* pcmcia layer only remaps "real" memory not iospace */
 	cf->socket.io_offset = (unsigned long)
diff --git a/drivers/pcmcia/hd64465_ss.c b/drivers/pcmcia/hd64465_ss.c
index 117dc12ab43..9ef69cdb318 100644
--- a/drivers/pcmcia/hd64465_ss.c
+++ b/drivers/pcmcia/hd64465_ss.c
@@ -233,15 +233,18 @@ static struct hw_interrupt_type hd64465_ss_irq_type = {
  */
 static void hs_map_irq(hs_socket_t *sp, unsigned int irq)
 {
+	struct irq_desc *desc;
+
     	DPRINTK("hs_map_irq(sock=%d irq=%d)\n", sp->number, irq);
 	
 	if (irq >= HS_NUM_MAPPED_IRQS)
 	    return;
 
+	desc = irq_to_desc(irq);
     	hs_mapped_irq[irq].sock = sp;
 	/* insert ourselves as the irq controller */
-	hs_mapped_irq[irq].old_handler = irq_desc[irq].chip;
-	irq_desc[irq].chip = &hd64465_ss_irq_type;
+	hs_mapped_irq[irq].old_handler = desc->chip;
+	desc->chip = &hd64465_ss_irq_type;
 }
 
 
@@ -250,13 +253,16 @@ static void hs_map_irq(hs_socket_t *sp, unsigned int irq)
  */
 static void hs_unmap_irq(hs_socket_t *sp, unsigned int irq)
 {
+	struct irq_desc *desc;
+
     	DPRINTK("hs_unmap_irq(sock=%d irq=%d)\n", sp->number, irq);
 	
 	if (irq >= HS_NUM_MAPPED_IRQS)
 	    return;
 		
+	desc = irq_to_desc(irq);
 	/* restore the original irq controller */
-	irq_desc[irq].chip = hs_mapped_irq[irq].old_handler;
+	desc->chip = hs_mapped_irq[irq].old_handler;
 }
 
 /*============================================================*/
diff --git a/drivers/pcmcia/vrc4171_card.c b/drivers/pcmcia/vrc4171_card.c
index eee2f1cb213..b2c41241905 100644
--- a/drivers/pcmcia/vrc4171_card.c
+++ b/drivers/pcmcia/vrc4171_card.c
@@ -639,7 +639,7 @@ static int __devinit vrc4171_card_setup(char *options)
 		int irq;
 		options += 4;
 		irq = simple_strtoul(options, &options, 0);
-		if (irq >= 0 && irq < NR_IRQS)
+		if (irq >= 0 && irq < nr_irqs)
 			vrc4171_irq = irq;
 
 		if (*options != ',')
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index f660ef3e5b2..814f49fde53 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -610,6 +610,14 @@ config RTC_DRV_RS5C313
 	help
 	  If you say yes here you get support for the Ricoh RS5C313 RTC chips.
 
+config RTC_DRV_PARISC
+	tristate "PA-RISC firmware RTC support"
+	depends on PARISC
+	help
+	  Say Y or M here to enable RTC support on PA-RISC systems using
+	  firmware calls. If you do not know what you are doing, you should
+	  just say Y.
+
 config RTC_DRV_PPC
        tristate "PowerPC machine dependent RTC support"
        depends on PPC
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index d05928b3ca9..d6a9ac7176e 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -51,6 +51,7 @@ obj-$(CONFIG_RTC_DRV_PCF8563)	+= rtc-pcf8563.o
 obj-$(CONFIG_RTC_DRV_PCF8583)	+= rtc-pcf8583.o
 obj-$(CONFIG_RTC_DRV_PL030)	+= rtc-pl030.o
 obj-$(CONFIG_RTC_DRV_PL031)	+= rtc-pl031.o
+obj-$(CONFIG_RTC_DRV_PARISC)	+= rtc-parisc.o
 obj-$(CONFIG_RTC_DRV_PPC)	+= rtc-ppc.o
 obj-$(CONFIG_RTC_DRV_R9701)	+= rtc-r9701.o
 obj-$(CONFIG_RTC_DRV_RS5C313)	+= rtc-rs5c313.o
diff --git a/drivers/rtc/rtc-parisc.c b/drivers/rtc/rtc-parisc.c
new file mode 100644
index 00000000000..346d633655e
--- /dev/null
+++ b/drivers/rtc/rtc-parisc.c
@@ -0,0 +1,111 @@
+/* rtc-parisc: RTC for HP PA-RISC firmware
+ *
+ * Copyright (C) 2008 Kyle McMartin <kyle@mcmartin.ca>
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/time.h>
+#include <linux/platform_device.h>
+
+#include <asm/rtc.h>
+
+/* as simple as can be, and no simpler. */
+struct parisc_rtc {
+	struct rtc_device *rtc;
+	spinlock_t lock;
+};
+
+static int parisc_get_time(struct device *dev, struct rtc_time *tm)
+{
+	struct parisc_rtc *p = dev_get_drvdata(dev);
+	unsigned long flags, ret;
+
+	spin_lock_irqsave(&p->lock, flags);
+	ret = get_rtc_time(tm);
+	spin_unlock_irqrestore(&p->lock, flags);
+
+	if (ret & RTC_BATT_BAD)
+		return -EOPNOTSUPP;
+
+	return 0;
+}
+
+static int parisc_set_time(struct device *dev, struct rtc_time *tm)
+{
+	struct parisc_rtc *p = dev_get_drvdata(dev);
+	unsigned long flags, ret;
+
+	spin_lock_irqsave(&p->lock, flags);
+	ret = set_rtc_time(tm);
+	spin_unlock_irqrestore(&p->lock, flags);
+
+	if (ret < 0)
+		return -EOPNOTSUPP;
+
+	return 0;
+}
+
+static const struct rtc_class_ops parisc_rtc_ops = {
+	.read_time = parisc_get_time,
+	.set_time = parisc_set_time,
+};
+
+static int __devinit parisc_rtc_probe(struct platform_device *dev)
+{
+	struct parisc_rtc *p;
+
+	p = kzalloc(sizeof (*p), GFP_KERNEL);
+	if (!p)
+		return -ENOMEM;
+
+	spin_lock_init(&p->lock);
+
+	p->rtc = rtc_device_register("rtc-parisc", &dev->dev, &parisc_rtc_ops,
+					THIS_MODULE);
+	if (IS_ERR(p->rtc)) {
+		int err = PTR_ERR(p->rtc);
+		kfree(p);
+		return err;
+	}
+
+	platform_set_drvdata(dev, p);
+
+	return 0;
+}
+
+static int __devexit parisc_rtc_remove(struct platform_device *dev)
+{
+	struct parisc_rtc *p = platform_get_drvdata(dev);
+
+	rtc_device_unregister(p->rtc);
+	kfree(p);
+
+	return 0;
+}
+
+static struct platform_driver parisc_rtc_driver = {
+	.driver = {
+		.name = "rtc-parisc",
+		.owner = THIS_MODULE,
+	},
+	.probe = parisc_rtc_probe,
+	.remove = __devexit_p(parisc_rtc_remove),
+};
+
+static int __init parisc_rtc_init(void)
+{
+	return platform_driver_register(&parisc_rtc_driver);
+}
+
+static void __exit parisc_rtc_fini(void)
+{
+	platform_driver_unregister(&parisc_rtc_driver);
+}
+
+module_init(parisc_rtc_init);
+module_exit(parisc_rtc_fini);
+
+MODULE_AUTHOR("Kyle McMartin <kyle@mcmartin.ca>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("HP PA-RISC RTC driver");
diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c
index 884b635f028..834dcc6d785 100644
--- a/drivers/rtc/rtc-vr41xx.c
+++ b/drivers/rtc/rtc-vr41xx.c
@@ -360,7 +360,7 @@ static int __devinit rtc_probe(struct platform_device *pdev)
 	spin_unlock_irq(&rtc_lock);
 
 	aie_irq = platform_get_irq(pdev, 0);
-	if (aie_irq < 0 || aie_irq >= NR_IRQS) {
+	if (aie_irq < 0 || aie_irq >= nr_irqs) {
 		retval = -EBUSY;
 		goto err_device_unregister;
 	}
@@ -371,7 +371,7 @@ static int __devinit rtc_probe(struct platform_device *pdev)
 		goto err_device_unregister;
 
 	pie_irq = platform_get_irq(pdev, 1);
-	if (pie_irq < 0 || pie_irq >= NR_IRQS)
+	if (pie_irq < 0 || pie_irq >= nr_irqs)
 		goto err_free_irq;
 
 	retval = request_irq(pie_irq, rtclong1_interrupt, IRQF_DISABLED,
diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c
index b5a868d85eb..1e5478abd90 100644
--- a/drivers/scsi/aha152x.c
+++ b/drivers/scsi/aha152x.c
@@ -337,7 +337,7 @@ CMD_INC_RESID(struct scsi_cmnd *cmd, int inc)
 #else
 #define IRQ_MIN 9
 #if defined(__PPC)
-#define IRQ_MAX (NR_IRQS-1)
+#define IRQ_MAX (nr_irqs-1)
 #else
 #define IRQ_MAX 12
 #endif
diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c
index 740bad43599..afc96e844a2 100644
--- a/drivers/scsi/ide-scsi.c
+++ b/drivers/scsi/ide-scsi.c
@@ -343,6 +343,11 @@ static ide_startstop_t idescsi_do_request (ide_drive_t *drive, struct request *r
 }
 
 #ifdef CONFIG_IDE_PROC_FS
+static ide_proc_entry_t idescsi_proc[] = {
+	{ "capacity", S_IFREG|S_IRUGO, proc_ide_read_capacity, NULL },
+	{ NULL, 0, NULL, NULL }
+};
+
 #define ide_scsi_devset_get(name, field) \
 static int get_##name(ide_drive_t *drive) \
 { \
@@ -378,6 +383,16 @@ static const struct ide_proc_devset idescsi_settings[] = {
 	IDE_PROC_DEVSET(transform, 0,	 3),
 	{ 0 },
 };
+
+static ide_proc_entry_t *ide_scsi_proc_entries(ide_drive_t *drive)
+{
+	return idescsi_proc;
+}
+
+static const struct ide_proc_devset *ide_scsi_proc_devsets(ide_drive_t *drive)
+{
+	return idescsi_settings;
+}
 #endif
 
 /*
@@ -419,13 +434,6 @@ static void ide_scsi_remove(ide_drive_t *drive)
 
 static int ide_scsi_probe(ide_drive_t *);
 
-#ifdef CONFIG_IDE_PROC_FS
-static ide_proc_entry_t idescsi_proc[] = {
-	{ "capacity", S_IFREG|S_IRUGO, proc_ide_read_capacity, NULL },
-	{ NULL, 0, NULL, NULL }
-};
-#endif
-
 static ide_driver_t idescsi_driver = {
 	.gen_driver = {
 		.owner		= THIS_MODULE,
@@ -439,8 +447,8 @@ static ide_driver_t idescsi_driver = {
 	.end_request		= idescsi_end_request,
 	.error                  = idescsi_atapi_error,
 #ifdef CONFIG_IDE_PROC_FS
-	.proc			= idescsi_proc,
-	.settings		= idescsi_settings,
+	.proc_entries		= ide_scsi_proc_entries,
+	.proc_devsets		= ide_scsi_proc_devsets,
 #endif
 };
 
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index d30eb7ba018..098739deb02 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -7859,7 +7859,6 @@ static struct pci_driver ipr_driver = {
 	.remove = ipr_remove,
 	.shutdown = ipr_shutdown,
 	.err_handler = &ipr_err_handler,
-	.dynids.use_driver_data = 1
 };
 
 /**
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 83c81921677..f25f41a499e 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2108,7 +2108,7 @@ struct scsi_qla_host;
 
 struct qla_msix_entry {
 	int have_irq;
-	uint16_t msix_vector;
+	uint32_t msix_vector;
 	uint16_t msix_entry;
 };
 
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 2aed4721c0d..21dd182ad51 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1566,9 +1566,8 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			goto probe_out;
 	}
 
-	if (pci_find_aer_capability(pdev))
-		if (pci_enable_pcie_error_reporting(pdev))
-			goto probe_out;
+	/* This may fail but that's ok */
+	pci_enable_pcie_error_reporting(pdev);
 
 	host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
 	if (host == NULL) {
diff --git a/drivers/serial/68328serial.c b/drivers/serial/68328serial.c
index 381b12ac20e..d935b2d04f9 100644
--- a/drivers/serial/68328serial.c
+++ b/drivers/serial/68328serial.c
@@ -66,7 +66,6 @@
 #endif
 
 static struct m68k_serial m68k_soft[NR_PORTS];
-struct m68k_serial *IRQ_ports[NR_IRQS];
 
 static unsigned int uart_irqs[NR_PORTS] = UART_IRQ_DEFNS;
 
@@ -375,15 +374,11 @@ clear_and_return:
  */
 irqreturn_t rs_interrupt(int irq, void *dev_id)
 {
-	struct m68k_serial * info;
+	struct m68k_serial *info = dev_id;
 	m68328_uart *uart;
 	unsigned short rx;
 	unsigned short tx;
 
-	info = IRQ_ports[irq];
-	if(!info)
-	    return IRQ_NONE;
-
 	uart = &uart_addr[info->line];
 	rx = uart->urx.w;
 
@@ -1383,8 +1378,6 @@ rs68328_init(void)
 		   info->port, info->irq);
 	    printk(" is a builtin MC68328 UART\n");
 	    
-	    IRQ_ports[info->irq] = info;	/* waste of space */
-
 #ifdef CONFIG_M68VZ328
 		if (i > 0 )
 			PJSEL &= 0xCF;  /* PSW enable second port output */
@@ -1393,7 +1386,7 @@ rs68328_init(void)
 	    if (request_irq(uart_irqs[i],
 			    rs_interrupt,
 			    IRQF_DISABLED,
-			    "M68328_UART", NULL))
+			    "M68328_UART", info))
                 panic("Unable to attach 68328 serial interrupt\n");
 	}
 	local_irq_restore(flags);
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 1528de23a65..303272af386 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -156,11 +156,15 @@ struct uart_8250_port {
 };
 
 struct irq_info {
-	spinlock_t		lock;
+	struct			hlist_node node;
+	int			irq;
+	spinlock_t		lock;	/* Protects list not the hash */
 	struct list_head	*head;
 };
 
-static struct irq_info irq_lists[NR_IRQS];
+#define NR_IRQ_HASH		32	/* Can be adjusted later */
+static struct hlist_head irq_lists[NR_IRQ_HASH];
+static DEFINE_MUTEX(hash_mutex);	/* Used to walk the hash */
 
 /*
  * Here we define the default xmit fifo size used for each type of UART.
@@ -1545,15 +1549,43 @@ static void serial_do_unlink(struct irq_info *i, struct uart_8250_port *up)
 		BUG_ON(i->head != &up->list);
 		i->head = NULL;
 	}
-
 	spin_unlock_irq(&i->lock);
+	/* List empty so throw away the hash node */
+	if (i->head == NULL) {
+		hlist_del(&i->node);
+		kfree(i);
+	}
 }
 
 static int serial_link_irq_chain(struct uart_8250_port *up)
 {
-	struct irq_info *i = irq_lists + up->port.irq;
+	struct hlist_head *h;
+	struct hlist_node *n;
+	struct irq_info *i;
 	int ret, irq_flags = up->port.flags & UPF_SHARE_IRQ ? IRQF_SHARED : 0;
 
+	mutex_lock(&hash_mutex);
+
+	h = &irq_lists[up->port.irq % NR_IRQ_HASH];
+
+	hlist_for_each(n, h) {
+		i = hlist_entry(n, struct irq_info, node);
+		if (i->irq == up->port.irq)
+			break;
+	}
+
+	if (n == NULL) {
+		i = kzalloc(sizeof(struct irq_info), GFP_KERNEL);
+		if (i == NULL) {
+			mutex_unlock(&hash_mutex);
+			return -ENOMEM;
+		}
+		spin_lock_init(&i->lock);
+		i->irq = up->port.irq;
+		hlist_add_head(&i->node, h);
+	}
+	mutex_unlock(&hash_mutex);
+
 	spin_lock_irq(&i->lock);
 
 	if (i->head) {
@@ -1577,14 +1609,28 @@ static int serial_link_irq_chain(struct uart_8250_port *up)
 
 static void serial_unlink_irq_chain(struct uart_8250_port *up)
 {
-	struct irq_info *i = irq_lists + up->port.irq;
+	struct irq_info *i;
+	struct hlist_node *n;
+	struct hlist_head *h;
 
+	mutex_lock(&hash_mutex);
+
+	h = &irq_lists[up->port.irq % NR_IRQ_HASH];
+
+	hlist_for_each(n, h) {
+		i = hlist_entry(n, struct irq_info, node);
+		if (i->irq == up->port.irq)
+			break;
+	}
+
+	BUG_ON(n == NULL);
 	BUG_ON(i->head == NULL);
 
 	if (list_empty(i->head))
 		free_irq(up->port.irq, i);
 
 	serial_do_unlink(i, up);
+	mutex_unlock(&hash_mutex);
 }
 
 /* Base timer interval for polling */
@@ -2447,7 +2493,7 @@ static void serial8250_config_port(struct uart_port *port, int flags)
 static int
 serial8250_verify_port(struct uart_port *port, struct serial_struct *ser)
 {
-	if (ser->irq >= NR_IRQS || ser->irq < 0 ||
+	if (ser->irq >= nr_irqs || ser->irq < 0 ||
 	    ser->baud_base < 9600 || ser->type < PORT_UNKNOWN ||
 	    ser->type >= ARRAY_SIZE(uart_config) || ser->type == PORT_CIRRUS ||
 	    ser->type == PORT_STARTECH)
@@ -2967,7 +3013,7 @@ EXPORT_SYMBOL(serial8250_unregister_port);
 
 static int __init serial8250_init(void)
 {
-	int ret, i;
+	int ret;
 
 	if (nr_uarts > UART_NR)
 		nr_uarts = UART_NR;
@@ -2976,9 +3022,6 @@ static int __init serial8250_init(void)
 		"%d ports, IRQ sharing %sabled\n", nr_uarts,
 		share_irqs ? "en" : "dis");
 
-	for (i = 0; i < NR_IRQS; i++)
-		spin_lock_init(&irq_lists[i].lock);
-
 #ifdef CONFIG_SPARC
 	ret = sunserial_register_minors(&serial8250_reg, UART_NR);
 #else
@@ -3006,15 +3049,15 @@ static int __init serial8250_init(void)
 		goto out;
 
 	platform_device_del(serial8250_isa_devs);
- put_dev:
+put_dev:
 	platform_device_put(serial8250_isa_devs);
- unreg_uart_drv:
+unreg_uart_drv:
 #ifdef CONFIG_SPARC
 	sunserial_unregister_minors(&serial8250_reg, UART_NR);
 #else
 	uart_unregister_driver(&serial8250_reg);
 #endif
- out:
+out:
 	return ret;
 }
 
diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c
index 90b56c2c31e..71562689116 100644
--- a/drivers/serial/amba-pl010.c
+++ b/drivers/serial/amba-pl010.c
@@ -512,7 +512,7 @@ static int pl010_verify_port(struct uart_port *port, struct serial_struct *ser)
 	int ret = 0;
 	if (ser->type != PORT_UNKNOWN && ser->type != PORT_AMBA)
 		ret = -EINVAL;
-	if (ser->irq < 0 || ser->irq >= NR_IRQS)
+	if (ser->irq < 0 || ser->irq >= nr_irqs)
 		ret = -EINVAL;
 	if (ser->baud_base < 9600)
 		ret = -EINVAL;
diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c
index 9d08f27208a..b7180046f8d 100644
--- a/drivers/serial/amba-pl011.c
+++ b/drivers/serial/amba-pl011.c
@@ -572,7 +572,7 @@ static int pl010_verify_port(struct uart_port *port, struct serial_struct *ser)
 	int ret = 0;
 	if (ser->type != PORT_UNKNOWN && ser->type != PORT_AMBA)
 		ret = -EINVAL;
-	if (ser->irq < 0 || ser->irq >= NR_IRQS)
+	if (ser->irq < 0 || ser->irq >= nr_irqs)
 		ret = -EINVAL;
 	if (ser->baud_base < 9600)
 		ret = -EINVAL;
diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c
index a6c4d744495..bde4b4b0b80 100644
--- a/drivers/serial/cpm_uart/cpm_uart_core.c
+++ b/drivers/serial/cpm_uart/cpm_uart_core.c
@@ -623,7 +623,7 @@ static int cpm_uart_verify_port(struct uart_port *port,
 
 	if (ser->type != PORT_UNKNOWN && ser->type != PORT_CPM)
 		ret = -EINVAL;
-	if (ser->irq < 0 || ser->irq >= NR_IRQS)
+	if (ser->irq < 0 || ser->irq >= nr_irqs)
 		ret = -EINVAL;
 	if (ser->baud_base < 9600)
 		ret = -EINVAL;
diff --git a/drivers/serial/m32r_sio.c b/drivers/serial/m32r_sio.c
index 23d03051101..611c97a1565 100644
--- a/drivers/serial/m32r_sio.c
+++ b/drivers/serial/m32r_sio.c
@@ -922,7 +922,7 @@ static void m32r_sio_config_port(struct uart_port *port, int flags)
 static int
 m32r_sio_verify_port(struct uart_port *port, struct serial_struct *ser)
 {
-	if (ser->irq >= NR_IRQS || ser->irq < 0 ||
+	if (ser->irq >= nr_irqs || ser->irq < 0 ||
 	    ser->baud_base < 9600 || ser->type < PORT_UNKNOWN ||
 	    ser->type >= ARRAY_SIZE(uart_config))
 		return -EINVAL;
@@ -1162,7 +1162,7 @@ static int __init m32r_sio_init(void)
 
 	printk(KERN_INFO "Serial: M32R SIO driver\n");
 
-	for (i = 0; i < NR_IRQS; i++)
+	for (i = 0; i < nr_irqs; i++)
 		spin_lock_init(&irq_lists[i].lock);
 
 	ret = uart_register_driver(&m32r_sio_reg);
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index 6bdf3362e3b..874786a11fe 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -741,7 +741,7 @@ static int uart_set_info(struct uart_state *state,
 	if (port->ops->verify_port)
 		retval = port->ops->verify_port(port, &new_serial);
 
-	if ((new_serial.irq >= NR_IRQS) || (new_serial.irq < 0) ||
+	if ((new_serial.irq >= nr_irqs) || (new_serial.irq < 0) ||
 	    (new_serial.baud_base < 9600))
 		retval = -EINVAL;
 
diff --git a/drivers/serial/serial_lh7a40x.c b/drivers/serial/serial_lh7a40x.c
index cb49a5ac022..61dc8b3daa2 100644
--- a/drivers/serial/serial_lh7a40x.c
+++ b/drivers/serial/serial_lh7a40x.c
@@ -460,7 +460,7 @@ static int lh7a40xuart_verify_port (struct uart_port* port,
 
 	if (ser->type != PORT_UNKNOWN && ser->type != PORT_LH7A40X)
 		ret = -EINVAL;
-	if (ser->irq < 0 || ser->irq >= NR_IRQS)
+	if (ser->irq < 0 || ser->irq >= nr_irqs)
 		ret = -EINVAL;
 	if (ser->baud_base < 9600) /* *** FIXME: is this true? */
 		ret = -EINVAL;
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 3b9d2d83b59..f0658d2c45b 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -1149,7 +1149,7 @@ static int sci_verify_port(struct uart_port *port, struct serial_struct *ser)
 {
 	struct sci_port *s = &sci_ports[port->line];
 
-	if (ser->irq != s->irqs[SCIx_TXI_IRQ] || ser->irq > NR_IRQS)
+	if (ser->irq != s->irqs[SCIx_TXI_IRQ] || ser->irq > nr_irqs)
 		return -EINVAL;
 	if (ser->baud_base < 2400)
 		/* No paper tape reader for Mitch.. */
diff --git a/drivers/serial/ucc_uart.c b/drivers/serial/ucc_uart.c
index 539c933b335..315a9333ca3 100644
--- a/drivers/serial/ucc_uart.c
+++ b/drivers/serial/ucc_uart.c
@@ -1066,7 +1066,7 @@ static int qe_uart_verify_port(struct uart_port *port,
 	if (ser->type != PORT_UNKNOWN && ser->type != PORT_CPM)
 		return -EINVAL;
 
-	if (ser->irq < 0 || ser->irq >= NR_IRQS)
+	if (ser->irq < 0 || ser->irq >= nr_irqs)
 		return -EINVAL;
 
 	if (ser->baud_base < 9600)
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index 5dccf057a7d..f9b4647255a 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -47,6 +47,9 @@ static struct uio_class {
 	struct class *class;
 } *uio_class;
 
+/* Protect idr accesses */
+static DEFINE_MUTEX(minor_lock);
+
 /*
  * attributes
  */
@@ -239,7 +242,6 @@ static void uio_dev_del_attributes(struct uio_device *idev)
 
 static int uio_get_minor(struct uio_device *idev)
 {
-	static DEFINE_MUTEX(minor_lock);
 	int retval = -ENOMEM;
 	int id;
 
@@ -261,7 +263,9 @@ exit:
 
 static void uio_free_minor(struct uio_device *idev)
 {
+	mutex_lock(&minor_lock);
 	idr_remove(&uio_idr, idev->minor);
+	mutex_unlock(&minor_lock);
 }
 
 /**
@@ -305,8 +309,9 @@ static int uio_open(struct inode *inode, struct file *filep)
 	struct uio_listener *listener;
 	int ret = 0;
 
-	lock_kernel();
+	mutex_lock(&minor_lock);
 	idev = idr_find(&uio_idr, iminor(inode));
+	mutex_unlock(&minor_lock);
 	if (!idev) {
 		ret = -ENODEV;
 		goto out;
@@ -332,18 +337,15 @@ static int uio_open(struct inode *inode, struct file *filep)
 		if (ret)
 			goto err_infoopen;
 	}
-	unlock_kernel();
 	return 0;
 
 err_infoopen:
-
 	kfree(listener);
-err_alloc_listener:
 
+err_alloc_listener:
 	module_put(idev->owner);
 
 out:
-	unlock_kernel();
 	return ret;
 }
 
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index d343afacb0b..15a803b206b 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1111,8 +1111,8 @@ clean0:
 #ifdef DEBUG
 	debugfs_remove(ehci_debug_root);
 	ehci_debug_root = NULL;
-#endif
 err_debug:
+#endif
 	clear_bit(USB_EHCI_LOADED, &usb_hcds_loaded);
 	return retval;
 }
diff --git a/drivers/watchdog/ib700wdt.c b/drivers/watchdog/ib700wdt.c
index 05a28106e8e..8782ec1f5aa 100644
--- a/drivers/watchdog/ib700wdt.c
+++ b/drivers/watchdog/ib700wdt.c
@@ -154,7 +154,7 @@ static int ibwdt_set_heartbeat(int t)
 		return -EINVAL;
 
 	for (i = 0x0F; i > -1; i--)
-		if (wd_times[i] > t)
+		if (wd_times[i] >= t)
 			break;
 	wd_margin = i;
 	return 0;
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index c3290bc186a..9ce1ab6c268 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -125,7 +125,7 @@ static void bind_evtchn_to_cpu(unsigned int chn, unsigned int cpu)
 
 	BUG_ON(irq == -1);
 #ifdef CONFIG_SMP
-	irq_desc[irq].affinity = cpumask_of_cpu(cpu);
+	irq_to_desc(irq)->affinity = cpumask_of_cpu(cpu);
 #endif
 
 	__clear_bit(chn, cpu_evtchn_mask[cpu_evtchn[chn]]);
@@ -137,10 +137,12 @@ static void bind_evtchn_to_cpu(unsigned int chn, unsigned int cpu)
 static void init_evtchn_cpu_bindings(void)
 {
 #ifdef CONFIG_SMP
+	struct irq_desc *desc;
 	int i;
+
 	/* By default all event channels notify CPU#0. */
-	for (i = 0; i < NR_IRQS; i++)
-		irq_desc[i].affinity = cpumask_of_cpu(0);
+	for_each_irq_desc(i, desc)
+		desc->affinity = cpumask_of_cpu(0);
 #endif
 
 	memset(cpu_evtchn, 0, sizeof(cpu_evtchn));
@@ -229,12 +231,12 @@ static int find_unbound_irq(void)
 	int irq;
 
 	/* Only allocate from dynirq range */
-	for (irq = 0; irq < NR_IRQS; irq++)
+	for_each_irq_nr(irq)
 		if (irq_bindcount[irq] == 0)
 			break;
 
-	if (irq == NR_IRQS)
-		panic("No available IRQ to bind to: increase NR_IRQS!\n");
+	if (irq == nr_irqs)
+		panic("No available IRQ to bind to: increase nr_irqs!\n");
 
 	return irq;
 }
@@ -790,7 +792,7 @@ void xen_irq_resume(void)
 		mask_evtchn(evtchn);
 
 	/* No IRQ <-> event-channel mappings. */
-	for (irq = 0; irq < NR_IRQS; irq++)
+	for_each_irq_nr(irq)
 		irq_info[irq].evtchn = 0; /* zap event-channel binding */
 
 	for (evtchn = 0; evtchn < NR_EVENT_CHANNELS; evtchn++)
@@ -822,7 +824,7 @@ void __init xen_init_IRQ(void)
 		mask_evtchn(i);
 
 	/* Dynamic IRQ space is currently unbound. Zero the refcnts. */
-	for (i = 0; i < NR_IRQS; i++)
+	for_each_irq_nr(i)
 		irq_bindcount[i] = 0;
 
 	irq_ctx_init(smp_processor_id());