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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-09 09:22:36 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-09 09:22:36 -0800
commit68a696a01f482859a9fe937249e8b3d44252b610 (patch)
tree42f2465a5f4ad008734ad45d61204d950ece7338 /drivers
parentdcb92f8804717b845db70939b523c5d152a2e0ea (diff)
parentf85da084151c9454891124c999006857a354622a (diff)
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-tc
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-tc: [EISA] EISA registration with !CONFIG_EISA [TC] pmagb-b-fb: Convert to the driver model [TC] dec_esp: Driver model for the PMAZ-A [TC] mips: pmag-ba-fb: Convert to the driver model [TC] defxx: TURBOchannel support [TC] TURBOchannel support for the DECstation [TC] MIPS: TURBOchannel resources off-by-one fix [TC] MIPS: TURBOchannel update to the driver model
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/Kconfig32
-rw-r--r--drivers/net/defxx.c928
-rw-r--r--drivers/net/defxx.h58
-rw-r--r--drivers/scsi/NCR53C9x.c8
-rw-r--r--drivers/scsi/NCR53C9x.h2
-rw-r--r--drivers/scsi/blz1230.c3
-rw-r--r--drivers/scsi/blz2060.c2
-rw-r--r--drivers/scsi/cyberstorm.c2
-rw-r--r--drivers/scsi/cyberstormII.c2
-rw-r--r--drivers/scsi/dec_esp.c355
-rw-r--r--drivers/scsi/fastlane.c2
-rw-r--r--drivers/scsi/jazz_esp.c2
-rw-r--r--drivers/scsi/mac_esp.c2
-rw-r--r--drivers/scsi/mca_53c9x.c2
-rw-r--r--drivers/scsi/oktagon_esp.c2
-rw-r--r--drivers/scsi/sun3x_esp.c2
-rw-r--r--drivers/tc/Makefile2
-rw-r--r--drivers/tc/tc-driver.c110
-rw-r--r--drivers/tc/tc.c339
-rw-r--r--drivers/video/Kconfig8
-rw-r--r--drivers/video/pmag-ba-fb.c95
-rw-r--r--drivers/video/pmagb-b-fb.c98
22 files changed, 1278 insertions, 778 deletions
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 4f2ffbd81dc..38f41a593b1 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -2545,7 +2545,7 @@ config RIONET_RX_SIZE
config FDDI
bool "FDDI driver support"
- depends on (PCI || EISA)
+ depends on (PCI || EISA || TC)
help
Fiber Distributed Data Interface is a high speed local area network
design; essentially a replacement for high speed Ethernet. FDDI can
@@ -2555,11 +2555,31 @@ config FDDI
will say N.
config DEFXX
- tristate "Digital DEFEA and DEFPA adapter support"
- depends on FDDI && (PCI || EISA)
- help
- This is support for the DIGITAL series of EISA (DEFEA) and PCI
- (DEFPA) controllers which can connect you to a local FDDI network.
+ tristate "Digital DEFTA/DEFEA/DEFPA adapter support"
+ depends on FDDI && (PCI || EISA || TC)
+ ---help---
+ This is support for the DIGITAL series of TURBOchannel (DEFTA),
+ EISA (DEFEA) and PCI (DEFPA) controllers which can connect you
+ to a local FDDI network.
+
+ To compile this driver as a module, choose M here: the module
+ will be called defxx. If unsure, say N.
+
+config DEFXX_MMIO
+ bool
+ prompt "Use MMIO instead of PIO" if PCI || EISA
+ depends on DEFXX
+ default n if PCI || EISA
+ default y
+ ---help---
+ This instructs the driver to use EISA or PCI memory-mapped I/O
+ (MMIO) as appropriate instead of programmed I/O ports (PIO).
+ Enabling this gives an improvement in processing time in parts
+ of the driver, but it may cause problems with EISA (DEFEA)
+ adapters. TURBOchannel does not have the concept of I/O ports,
+ so MMIO is always used for these (DEFTA) adapters.
+
+ If unsure, say N.
config SKFP
tristate "SysKonnect FDDI PCI support"
diff --git a/drivers/net/defxx.c b/drivers/net/defxx.c
index dc3ab3b5c8c..07d2731c1aa 100644
--- a/drivers/net/defxx.c
+++ b/drivers/net/defxx.c
@@ -10,10 +10,12 @@
*
* Abstract:
* A Linux device driver supporting the Digital Equipment Corporation
- * FDDI EISA and PCI controller families. Supported adapters include:
+ * FDDI TURBOchannel, EISA and PCI controller families. Supported
+ * adapters include:
*
- * DEC FDDIcontroller/EISA (DEFEA)
- * DEC FDDIcontroller/PCI (DEFPA)
+ * DEC FDDIcontroller/TURBOchannel (DEFTA)
+ * DEC FDDIcontroller/EISA (DEFEA)
+ * DEC FDDIcontroller/PCI (DEFPA)
*
* The original author:
* LVS Lawrence V. Stefani <lstefani@yahoo.com>
@@ -193,24 +195,27 @@
* 14 Aug 2004 macro Fix device names reported.
* 14 Jun 2005 macro Use irqreturn_t.
* 23 Oct 2006 macro Big-endian host support.
+ * 14 Dec 2006 macro TURBOchannel support.
*/
/* Include files */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <linux/errno.h>
-#include <linux/ioport.h>
-#include <linux/slab.h>
-#include <linux/interrupt.h>
-#include <linux/pci.h>
+#include <linux/bitops.h>
#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/eisa.h>
+#include <linux/errno.h>
+#include <linux/fddidevice.h>
#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
#include <linux/netdevice.h>
-#include <linux/fddidevice.h>
+#include <linux/pci.h>
#include <linux/skbuff.h>
-#include <linux/bitops.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <linux/tc.h>
#include <asm/byteorder.h>
#include <asm/io.h>
@@ -219,8 +224,8 @@
/* Version information string should be updated prior to each new release! */
#define DRV_NAME "defxx"
-#define DRV_VERSION "v1.09"
-#define DRV_RELDATE "2006/10/23"
+#define DRV_VERSION "v1.10"
+#define DRV_RELDATE "2006/12/14"
static char version[] __devinitdata =
DRV_NAME ": " DRV_VERSION " " DRV_RELDATE
@@ -235,12 +240,41 @@ static char version[] __devinitdata =
*/
#define NEW_SKB_SIZE (PI_RCV_DATA_K_SIZE_MAX+128)
+#define __unused __attribute__ ((unused))
+
+#ifdef CONFIG_PCI
+#define DFX_BUS_PCI(dev) (dev->bus == &pci_bus_type)
+#else
+#define DFX_BUS_PCI(dev) 0
+#endif
+
+#ifdef CONFIG_EISA
+#define DFX_BUS_EISA(dev) (dev->bus == &eisa_bus_type)
+#else
+#define DFX_BUS_EISA(dev) 0
+#endif
+
+#ifdef CONFIG_TC
+#define DFX_BUS_TC(dev) (dev->bus == &tc_bus_type)
+#else
+#define DFX_BUS_TC(dev) 0
+#endif
+
+#ifdef CONFIG_DEFXX_MMIO
+#define DFX_MMIO 1
+#else
+#define DFX_MMIO 0
+#endif
+
/* Define module-wide (static) routines */
static void dfx_bus_init(struct net_device *dev);
+static void dfx_bus_uninit(struct net_device *dev);
static void dfx_bus_config_check(DFX_board_t *bp);
-static int dfx_driver_init(struct net_device *dev, const char *print_name);
+static int dfx_driver_init(struct net_device *dev,
+ const char *print_name,
+ resource_size_t bar_start);
static int dfx_adap_init(DFX_board_t *bp, int get_buffers);
static int dfx_open(struct net_device *dev);
@@ -273,13 +307,13 @@ static void dfx_xmt_flush(DFX_board_t *bp);
/* Define module-wide (static) variables */
-static struct net_device *root_dfx_eisa_dev;
+static struct pci_driver dfx_pci_driver;
+static struct eisa_driver dfx_eisa_driver;
+static struct tc_driver dfx_tc_driver;
/*
* =======================
- * = dfx_port_write_byte =
- * = dfx_port_read_byte =
* = dfx_port_write_long =
* = dfx_port_read_long =
* =======================
@@ -291,12 +325,11 @@ static struct net_device *root_dfx_eisa_dev;
* None
*
* Arguments:
- * bp - pointer to board information
- * offset - register offset from base I/O address
- * data - for dfx_port_write_byte and dfx_port_write_long, this
- * is a value to write.
- * for dfx_port_read_byte and dfx_port_read_byte, this
- * is a pointer to store the read value.
+ * bp - pointer to board information
+ * offset - register offset from base I/O address
+ * data - for dfx_port_write_long, this is a value to write;
+ * for dfx_port_read_long, this is a pointer to store
+ * the read value
*
* Functional Description:
* These routines perform the correct operation to read or write
@@ -310,7 +343,7 @@ static struct net_device *root_dfx_eisa_dev;
* registers using the register offsets defined in DEFXX.H.
*
* PCI port block base addresses are assigned by the PCI BIOS or system
- * firmware. There is one 128 byte port block which can be accessed. It
+ * firmware. There is one 128 byte port block which can be accessed. It
* allows for I/O mapping of both PDQ and PFI registers using the register
* offsets defined in DEFXX.H.
*
@@ -318,7 +351,7 @@ static struct net_device *root_dfx_eisa_dev;
* None
*
* Assumptions:
- * bp->base_addr is a valid base I/O address for this adapter.
+ * bp->base is a valid base I/O address for this adapter.
* offset is a valid register offset for this adapter.
*
* Side Effects:
@@ -329,69 +362,135 @@ static struct net_device *root_dfx_eisa_dev;
* advantage of strict data type checking.
*/
-static inline void dfx_port_write_byte(
- DFX_board_t *bp,
- int offset,
- u8 data
- )
+static inline void dfx_writel(DFX_board_t *bp, int offset, u32 data)
+{
+ writel(data, bp->base.mem + offset);
+ mb();
+}
- {
- u16 port = bp->base_addr + offset;
+static inline void dfx_outl(DFX_board_t *bp, int offset, u32 data)
+{
+ outl(data, bp->base.port + offset);
+}
- outb(data, port);
- }
+static void dfx_port_write_long(DFX_board_t *bp, int offset, u32 data)
+{
+ struct device __unused *bdev = bp->bus_dev;
+ int dfx_bus_tc = DFX_BUS_TC(bdev);
+ int dfx_use_mmio = DFX_MMIO || dfx_bus_tc;
-static inline void dfx_port_read_byte(
- DFX_board_t *bp,
- int offset,
- u8 *data
- )
+ if (dfx_use_mmio)
+ dfx_writel(bp, offset, data);
+ else
+ dfx_outl(bp, offset, data);
+}
- {
- u16 port = bp->base_addr + offset;
- *data = inb(port);
- }
+static inline void dfx_readl(DFX_board_t *bp, int offset, u32 *data)
+{
+ mb();
+ *data = readl(bp->base.mem + offset);
+}
-static inline void dfx_port_write_long(
- DFX_board_t *bp,
- int offset,
- u32 data
- )
+static inline void dfx_inl(DFX_board_t *bp, int offset, u32 *data)
+{
+ *data = inl(bp->base.port + offset);
+}
- {
- u16 port = bp->base_addr + offset;
+static void dfx_port_read_long(DFX_board_t *bp, int offset, u32 *data)
+{
+ struct device __unused *bdev = bp->bus_dev;
+ int dfx_bus_tc = DFX_BUS_TC(bdev);
+ int dfx_use_mmio = DFX_MMIO || dfx_bus_tc;
- outl(data, port);
- }
+ if (dfx_use_mmio)
+ dfx_readl(bp, offset, data);
+ else
+ dfx_inl(bp, offset, data);
+}
-static inline void dfx_port_read_long(
- DFX_board_t *bp,
- int offset,
- u32 *data
- )
- {
- u16 port = bp->base_addr + offset;
+/*
+ * ================
+ * = dfx_get_bars =
+ * ================
+ *
+ * Overview:
+ * Retrieves the address range used to access control and status
+ * registers.
+ *
+ * Returns:
+ * None
+ *
+ * Arguments:
+ * bdev - pointer to device information
+ * bar_start - pointer to store the start address
+ * bar_len - pointer to store the length of the area
+ *
+ * Assumptions:
+ * I am sure there are some.
+ *
+ * Side Effects:
+ * None
+ */
+static void dfx_get_bars(struct device *bdev,
+ resource_size_t *bar_start, resource_size_t *bar_len)
+{
+ int dfx_bus_pci = DFX_BUS_PCI(bdev);
+ int dfx_bus_eisa = DFX_BUS_EISA(bdev);
+ int dfx_bus_tc = DFX_BUS_TC(bdev);
+ int dfx_use_mmio = DFX_MMIO || dfx_bus_tc;
- *data = inl(port);
- }
+ if (dfx_bus_pci) {
+ int num = dfx_use_mmio ? 0 : 1;
+ *bar_start = pci_resource_start(to_pci_dev(bdev), num);
+ *bar_len = pci_resource_len(to_pci_dev(bdev), num);
+ }
+ if (dfx_bus_eisa) {
+ unsigned long base_addr = to_eisa_device(bdev)->base_addr;
+ resource_size_t bar;
+
+ if (dfx_use_mmio) {
+ bar = inb(base_addr + PI_ESIC_K_MEM_ADD_CMP_2);
+ bar <<= 8;
+ bar |= inb(base_addr + PI_ESIC_K_MEM_ADD_CMP_1);
+ bar <<= 8;
+ bar |= inb(base_addr + PI_ESIC_K_MEM_ADD_CMP_0);
+ bar <<= 16;
+ *bar_start = bar;
+ bar = inb(base_addr + PI_ESIC_K_MEM_ADD_MASK_2);
+ bar <<= 8;
+ bar |= inb(base_addr + PI_ESIC_K_MEM_ADD_MASK_1);
+ bar <<= 8;
+ bar |= inb(base_addr + PI_ESIC_K_MEM_ADD_MASK_0);
+ bar <<= 16;
+ *bar_len = (bar | PI_MEM_ADD_MASK_M) + 1;
+ } else {
+ *bar_start = base_addr;
+ *bar_len = PI_ESIC_K_CSR_IO_LEN;
+ }
+ }
+ if (dfx_bus_tc) {
+ *bar_start = to_tc_dev(bdev)->resource.start +
+ PI_TC_K_CSR_OFFSET;
+ *bar_len = PI_TC_K_CSR_LEN;
+ }
+}
/*
- * =============
- * = dfx_init_one_pci_or_eisa =
- * =============
+ * ================
+ * = dfx_register =
+ * ================
*
* Overview:
- * Initializes a supported FDDI EISA or PCI controller
+ * Initializes a supported FDDI controller
*
* Returns:
* Condition code
*
* Arguments:
- * pdev - pointer to pci device information (NULL for EISA)
- * ioaddr - pointer to port (NULL for PCI)
+ * bdev - pointer to device information
*
* Functional Description:
*
@@ -407,56 +506,74 @@ static inline void dfx_port_read_long(
* initialized and the board resources are read and stored in
* the device structure.
*/
-static int __devinit dfx_init_one_pci_or_eisa(struct pci_dev *pdev, long ioaddr)
+static int __devinit dfx_register(struct device *bdev)
{
static int version_disp;
- char *print_name = DRV_NAME;
+ int dfx_bus_pci = DFX_BUS_PCI(bdev);
+ int dfx_bus_tc = DFX_BUS_TC(bdev);
+ int dfx_use_mmio = DFX_MMIO || dfx_bus_tc;
+ char *print_name = bdev->bus_id;
struct net_device *dev;
DFX_board_t *bp; /* board pointer */
+ resource_size_t bar_start = 0; /* pointer to port */
+ resource_size_t bar_len = 0; /* resource length */
int alloc_size; /* total buffer size used */
- int err;
+ struct resource *region;
+ int err = 0;
if (!version_disp) { /* display version info if adapter is found */
version_disp = 1; /* set display flag to TRUE so that */
printk(version); /* we only display this string ONCE */
}
- if (pdev != NULL)
- print_name = pci_name(pdev);
-
dev = alloc_fddidev(sizeof(*bp));
if (!dev) {
- printk(KERN_ERR "%s: unable to allocate fddidev, aborting\n",
+ printk(KERN_ERR "%s: Unable to allocate fddidev, aborting\n",
print_name);
return -ENOMEM;
}
/* Enable PCI device. */
- if (pdev != NULL) {
- err = pci_enable_device (pdev);
- if (err) goto err_out;
- ioaddr = pci_resource_start (pdev, 1);
+ if (dfx_bus_pci && pci_enable_device(to_pci_dev(bdev))) {
+ printk(KERN_ERR "%s: Cannot enable PCI device, aborting\n",
+ print_name);
+ goto err_out;
}
SET_MODULE_OWNER(dev);
- if (pdev != NULL)
- SET_NETDEV_DEV(dev, &pdev->dev);
+ SET_NETDEV_DEV(dev, bdev);
+
+ bp = netdev_priv(dev);
+ bp->bus_dev = bdev;
+ dev_set_drvdata(bdev, dev);
- bp = dev->priv;
+ dfx_get_bars(bdev, &bar_start, &bar_len);
- if (!request_region(ioaddr,
- pdev ? PFI_K_CSR_IO_LEN : PI_ESIC_K_CSR_IO_LEN,
- print_name)) {
+ if (dfx_use_mmio)
+ region = request_mem_region(bar_start, bar_len, print_name);
+ else
+ region = request_region(bar_start, bar_len, print_name);
+ if (!region) {
printk(KERN_ERR "%s: Cannot reserve I/O resource "
- "0x%x @ 0x%lx, aborting\n", print_name,
- pdev ? PFI_K_CSR_IO_LEN : PI_ESIC_K_CSR_IO_LEN, ioaddr);
+ "0x%lx @ 0x%lx, aborting\n",
+ print_name, (long)bar_len, (long)bar_start);
err = -EBUSY;
- goto err_out;
+ goto err_out_disable;
}
- /* Initialize new device structure */
+ /* Set up I/O base address. */
+ if (dfx_use_mmio) {
+ bp->base.mem = ioremap_nocache(bar_start, bar_len);
+ if (!bp->base.mem) {
+ printk(KERN_ERR "%s: Cannot map MMIO\n", print_name);
+ goto err_out_region;
+ }
+ } else {
+ bp->base.port = bar_start;
+ dev->base_addr = bar_start;
+ }
- dev->base_addr = ioaddr; /* save port (I/O) base address */
+ /* Initialize new device structure */
dev->get_stats = dfx_ctl_get_stats;
dev->open = dfx_open;
@@ -465,22 +582,12 @@ static int __devinit dfx_init_one_pci_or_eisa(struct pci_dev *pdev, long ioaddr)
dev->set_multicast_list = dfx_ctl_set_multicast_list;
dev->set_mac_address = dfx_ctl_set_mac_address;
- if (pdev == NULL) {
- /* EISA board */
- bp->bus_type = DFX_BUS_TYPE_EISA;
- bp->next = root_dfx_eisa_dev;
- root_dfx_eisa_dev = dev;
- } else {
- /* PCI board */
- bp->bus_type = DFX_BUS_TYPE_PCI;
- bp->pci_dev = pdev;
- pci_set_drvdata (pdev, dev);
- pci_set_master (pdev);
- }
+ if (dfx_bus_pci)
+ pci_set_master(to_pci_dev(bdev));
- if (dfx_driver_init(dev, print_name) != DFX_K_SUCCESS) {
+ if (dfx_driver_init(dev, print_name, bar_start) != DFX_K_SUCCESS) {
err = -ENODEV;
- goto err_out_region;
+ goto err_out_unmap;
}
err = register_netdev(dev);
@@ -499,44 +606,28 @@ err_out_kfree:
sizeof(PI_CONSUMER_BLOCK) +
(PI_ALIGN_K_DESC_BLK - 1);
if (bp->kmalloced)
- pci_free_consistent(pdev, alloc_size,
- bp->kmalloced, bp->kmalloced_dma);
+ dma_free_coherent(bdev, alloc_size,
+ bp->kmalloced, bp->kmalloced_dma);
+
+err_out_unmap:
+ if (dfx_use_mmio)
+ iounmap(bp->base.mem);
+
err_out_region:
- release_region(ioaddr, pdev ? PFI_K_CSR_IO_LEN : PI_ESIC_K_CSR_IO_LEN);
+ if (dfx_use_mmio)
+ release_mem_region(bar_start, bar_len);
+ else
+ release_region(bar_start, bar_len);
+
+err_out_disable:
+ if (dfx_bus_pci)
+ pci_disable_device(to_pci_dev(bdev));
+
err_out:
free_netdev(dev);
return err;
}
-static int __devinit dfx_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
-{
- return dfx_init_one_pci_or_eisa(pdev, 0);
-}
-
-static int __init dfx_eisa_init(void)
-{
- int rc = -ENODEV;
- int i; /* used in for loops */
- u16 port; /* temporary I/O (port) address */
- u32 slot_id; /* EISA hardware (slot) ID read from adapter */
-
- DBG_printk("In dfx_eisa_init...\n");
-
- /* Scan for FDDI EISA controllers */
-
- for (i=0; i < DFX_MAX_EISA_SLOTS; i++) /* only scan for up to 16 EISA slots */
- {
- port = (i << 12) + PI_ESIC_K_SLOT_ID; /* port = I/O address for reading slot ID */
- slot_id = inl(port); /* read EISA HW (slot) ID */
- if ((slot_id & 0xF0FFFFFF) == DEFEA_PRODUCT_ID)
- {
- port = (i << 12); /* recalc base addr */
-
- if (dfx_init_one_pci_or_eisa(NULL, port) == 0) rc = 0;
- }
- }
- return rc;
-}
/*
* ================
@@ -544,7 +635,7 @@ static int __init dfx_eisa_init(void)
* ================
*
* Overview:
- * Initializes EISA and PCI controller bus-specific logic.
+ * Initializes the bus-specific controller logic.
*
* Returns:
* None
@@ -560,7 +651,7 @@ static int __init dfx_eisa_init(void)
* None
*
* Assumptions:
- * dev->base_addr has already been set with the proper
+ * bp->base has already been set with the proper
* base I/O address for this device.
*
* Side Effects:
@@ -571,87 +662,103 @@ static int __init dfx_eisa_init(void)
static void __devinit dfx_bus_init(struct net_device *dev)
{
- DFX_board_t *bp = dev->priv;
- u8 val; /* used for I/O read/writes */
+ DFX_board_t *bp = netdev_priv(dev);
+ struct device *bdev = bp->bus_dev;
+ int dfx_bus_pci = DFX_BUS_PCI(bdev);
+ int dfx_bus_eisa = DFX_BUS_EISA(bdev);
+ int dfx_bus_tc = DFX_BUS_TC(bdev);
+ int dfx_use_mmio = DFX_MMIO || dfx_bus_tc;
+ u8 val;
DBG_printk("In dfx_bus_init...\n");
- /*
- * Initialize base I/O address field in bp structure
- *
- * Note: bp->base_addr is the same as dev->base_addr.
- * It's useful because often we'll need to read
- * or write registers where we already have the
- * bp pointer instead of the dev pointer. Having
- * the base address in the bp structure will
- * save a pointer dereference.
- *
- * IMPORTANT!! This field must be defined before
- * any of the dfx_port_* inline functions are
- * called.
- */
-
- bp->base_addr = dev->base_addr;
-
- /* And a pointer back to the net_device struct */
+ /* Initialize a pointer back to the net_device struct */
bp->dev = dev;
/* Initialize adapter based on bus type */
- if (bp->bus_type == DFX_BUS_TYPE_EISA)
- {
- /* Get the interrupt level from the ESIC chip */
-
- dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &val);
- switch ((val & PI_CONFIG_STAT_0_M_IRQ) >> PI_CONFIG_STAT_0_V_IRQ)
- {
- case PI_CONFIG_STAT_0_IRQ_K_9:
- dev->irq = 9;
- break;
-
- case PI_CONFIG_STAT_0_IRQ_K_10:
- dev->irq = 10;
- break;
+ if (dfx_bus_tc)
+ dev->irq = to_tc_dev(bdev)->interrupt;
+ if (dfx_bus_eisa) {
+ unsigned long base_addr = to_eisa_device(bdev)->base_addr;
- case PI_CONFIG_STAT_0_IRQ_K_11:
- dev->irq = 11;
- break;
+ /* Get the interrupt level from the ESIC chip. */
+ val = inb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0);
+ val &= PI_CONFIG_STAT_0_M_IRQ;
+ val >>= PI_CONFIG_STAT_0_V_IRQ;
- case PI_CONFIG_STAT_0_IRQ_K_15:
- dev->irq = 15;
- break;
- }
-
- /* Enable access to I/O on the board by writing 0x03 to Function Control Register */
+ switch (val) {
+ case PI_CONFIG_STAT_0_IRQ_K_9:
+ dev->irq = 9;
+ break;
- dfx_port_write_byte(bp, PI_ESIC_K_FUNCTION_CNTRL, PI_ESIC_K_FUNCTION_CNTRL_IO_ENB);
+ case PI_CONFIG_STAT_0_IRQ_K_10:
+ dev->irq = 10;
+ break;
- /* Set the I/O decode range of the board */
+ case PI_CONFIG_STAT_0_IRQ_K_11:
+ dev->irq = 11;
+ break;
- val = ((dev->base_addr >> 12) << PI_IO_CMP_V_SLOT);
- dfx_port_write_byte(bp, PI_ESIC_K_IO_CMP_0_1, val);
- dfx_port_write_byte(bp, PI_ESIC_K_IO_CMP_1_1, val);
+ case PI_CONFIG_STAT_0_IRQ_K_15:
+ dev->irq = 15;
+ break;
+ }
- /* Enable access to rest of module (including PDQ and packet memory) */
+ /*
+ * Enable memory decoding (MEMCS0) and/or port decoding
+ * (IOCS1/IOCS0) as appropriate in Function Control
+ * Register. One of the port chip selects seems to be
+ * used for the Burst Holdoff register, but this bit of
+ * documentation is missing and as yet it has not been
+ * determined which of the two. This is also the reason
+ * the size of the decoded port range is twice as large
+ * as one required by the PDQ.
+ */
- dfx_port_write_byte(bp, PI_ESIC_K_SLOT_CNTRL, PI_SLOT_CNTRL_M_ENB);
+ /* Set the decode range of the board. */
+ val = ((bp->base.port >> 12) << PI_IO_CMP_V_SLOT);
+ outb(base_addr + PI_ESIC_K_IO_ADD_CMP_0_1, val);
+ outb(base_addr + PI_ESIC_K_IO_ADD_CMP_0_0, 0);
+ outb(base_addr + PI_ESIC_K_IO_ADD_CMP_1_1, val);
+ outb(base_addr + PI_ESIC_K_IO_ADD_CMP_1_0, 0);
+ val = PI_ESIC_K_CSR_IO_LEN - 1;
+ outb(base_addr + PI_ESIC_K_IO_ADD_MASK_0_1, (val >> 8) & 0xff);
+ outb(base_addr + PI_ESIC_K_IO_ADD_MASK_0_0, val & 0xff);
+ outb(base_addr + PI_ESIC_K_IO_ADD_MASK_1_1, (val >> 8) & 0xff);
+ outb(base_addr + PI_ESIC_K_IO_ADD_MASK_1_0, val & 0xff);
+
+ /* Enable the decoders. */
+ val = PI_FUNCTION_CNTRL_M_IOCS1 | PI_FUNCTION_CNTRL_M_IOCS0;
+ if (dfx_use_mmio)
+ val |= PI_FUNCTION_CNTRL_M_MEMCS0;
+ outb(base_addr + PI_ESIC_K_FUNCTION_CNTRL, val);
/*
- * Map PDQ registers into I/O space. This is done by clearing a bit
- * in Burst Holdoff register.
+ * Enable access to the rest of the module
+ * (including PDQ and packet memory).
*/
+ val = PI_SLOT_CNTRL_M_ENB;
+ outb(base_addr + PI_ESIC_K_SLOT_CNTRL, val);
- dfx_port_read_byte(bp, PI_ESIC_K_BURST_HOLDOFF, &val);
- dfx_port_write_byte(bp, PI_ESIC_K_BURST_HOLDOFF, (val & ~PI_BURST_HOLDOFF_M_MEM_MAP));
+ /*
+ * Map PDQ registers into memory or port space. This is
+ * done with a bit in the Burst Holdoff register.
+ */
+ val = inb(base_addr + PI_DEFEA_K_BURST_HOLDOFF);
+ if (dfx_use_mmio)
+ val |= PI_BURST_HOLDOFF_V_MEM_MAP;
+ else
+ val &= ~PI_BURST_HOLDOFF_V_MEM_MAP;
+ outb(base_addr + PI_DEFEA_K_BURST_HOLDOFF, val);
/* Enable interrupts at EISA bus interface chip (ESIC) */
-
- dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &val);
- dfx_port_write_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, (val | PI_CONFIG_STAT_0_M_INT_ENB));
- }
- else
- {
- struct pci_dev *pdev = bp->pci_dev;
+ val = inb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0);
+ val |= PI_CONFIG_STAT_0_M_INT_ENB;
+ outb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0, val);
+ }
+ if (dfx_bus_pci) {
+ struct pci_dev *pdev = to_pci_dev(bdev);
/* Get the interrupt level from the PCI Configuration Table */
@@ -660,17 +767,70 @@ static void __devinit dfx_bus_init(struct net_device *dev)
/* Check Latency Timer and set if less than minimal */
pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &val);
- if (val < PFI_K_LAT_TIMER_MIN) /* if less than min, override with default */
- {
+ if (val < PFI_K_LAT_TIMER_MIN) {
val = PFI_K_LAT_TIMER_DEF;
pci_write_config_byte(pdev, PCI_LATENCY_TIMER, val);
- }
+ }
/* Enable interrupts at PCI bus interface chip (PFI) */
+ val = PFI_MODE_M_PDQ_INT_ENB | PFI_MODE_M_DMA_ENB;
+ dfx_port_write_long(bp, PFI_K_REG_MODE_CTRL, val);
+ }
+}
- dfx_port_write_long(bp, PFI_K_REG_MODE_CTRL, (PFI_MODE_M_PDQ_INT_ENB | PFI_MODE_M_DMA_ENB));
- }
+/*
+ * ==================
+ * = dfx_bus_uninit =
+ * ==================
+ *
+ * Overview:
+ * Uninitializes the bus-specific controller logic.
+ *
+ * Returns:
+ * None
+ *
+ * Arguments:
+ * dev - pointer to device information
+ *
+ * Functional Description:
+ * Perform bus-specific logic uninitialization.
+ *
+ * Return Codes:
+ * None
+ *
+ * Assumptions:
+ * bp->base has already been set with the proper
+ * base I/O address for this device.
+ *
+ * Side Effects:
+ * Interrupts are disabled at the adapter bus-specific logic.
+ */
+
+static void __devinit dfx_bus_uninit(struct net_device *dev)
+{
+ DFX_board_t *bp = netdev_priv(dev);
+ struct device *bdev = bp->bus_dev;
+ int dfx_bus_pci = DFX_BUS_PCI(bdev);
+ int dfx_bus_eisa = DFX_BUS_EISA(bdev);
+ u8 val;
+
+ DBG_printk("In dfx_bus_uninit...\n");
+
+ /* Uninitialize adapter based on bus type */
+
+ if (dfx_bus_eisa) {
+ unsigned long base_addr = to_eisa_device(bdev)->base_addr;
+
+ /* Disable interrupts at EISA bus interface chip (ESIC) */
+ val = inb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0);
+ val &= ~PI_CONFIG_STAT_0_M_INT_ENB;
+ outb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0, val);
+ }
+ if (dfx_bus_pci) {
+ /* Disable interrupts at PCI bus interface chip (PFI) */
+ dfx_port_write_long(bp, PFI_K_REG_MODE_CTRL, 0);
}
+}
/*
@@ -705,18 +865,16 @@ static void __devinit dfx_bus_init(struct net_device *dev)
static void __devinit dfx_bus_config_check(DFX_board_t *bp)
{
+ struct device __unused *bdev = bp->bus_dev;
+ int dfx_bus_eisa = DFX_BUS_EISA(bdev);
int status; /* return code from adapter port control call */
- u32 slot_id; /* EISA-bus hardware id (DEC3001, DEC3002,...) */
u32 host_data; /* LW data returned from port control call */
DBG_printk("In dfx_bus_config_check...\n");
/* Configuration check only valid for EISA adapter */
- if (bp->bus_type == DFX_BUS_TYPE_EISA)
- {
- dfx_port_read_long(bp, PI_ESIC_K_SLOT_ID, &slot_id);
-
+ if (dfx_bus_eisa) {
/*
* First check if revision 2 EISA controller. Rev. 1 cards used
* PDQ revision B, so no workaround needed in this case. Rev. 3
@@ -724,14 +882,11 @@ static void __devinit dfx_bus_config_check(DFX_board_t *bp)
* case, either. Only Rev. 2 cards used either Rev. D or E
* chips, so we must verify the chip revision on Rev. 2 cards.
*/
-
- if (slot_id == DEFEA_PROD_ID_2)
- {
+ if (to_eisa_device(bdev)->id.driver_data == DEFEA_PROD_ID_2) {
/*
- * Revision 2 FDDI EISA controller found, so let's check PDQ
- * revision of adapter.
+ * Revision 2 FDDI EISA controller found,
+ * so let's check PDQ revision of adapter.
*/
-
status = dfx_hw_port_ctrl_req(bp,
PI_PCTRL_M_SUB_CMD,
PI_SUB_CMD_K_PDQ_REV_GET,
@@ -805,13 +960,20 @@ static void __devinit dfx_bus_config_check(DFX_board_t *bp)
*/
static int __devinit dfx_driver_init(struct net_device *dev,
- const char *print_name)
+ const char *print_name,
+ resource_size_t bar_start)
{
- DFX_board_t *bp = dev->priv;
- int alloc_size; /* total buffer size needed */
- char *top_v, *curr_v; /* virtual addrs into memory block */
- dma_addr_t top_p, curr_p; /* physical addrs into memory block */
- u32 data; /* host data register value */
+ DFX_board_t *bp = netdev_priv(dev);
+ struct device *bdev = bp->bus_dev;
+ int dfx_bus_pci = DFX_BUS_PCI(bdev);
+ int dfx_bus_eisa = DFX_BUS_EISA(bdev);
+ int dfx_bus_tc = DFX_BUS_TC(bdev);
+ int dfx_use_mmio = DFX_MMIO || dfx_bus_tc;
+ int alloc_size; /* total buffer size needed */
+ char *top_v, *curr_v; /* virtual addrs into memory block */
+ dma_addr_t top_p, curr_p; /* physical addrs into memory block */
+ u32 data, le32; /* host data register value */
+ char *board_name = NULL;
DBG_printk("In dfx_driver_init...\n");
@@ -860,8 +1022,8 @@ static int __devinit dfx_driver_init(struct net_device *dev,
print_name);
return(DFX_K_FAILURE);
}
- data = cpu_to_le32(data);
- memcpy(&bp->factory_mac_addr[0], &data, sizeof(u32));
+ le32 = cpu_to_le32(data);
+ memcpy(&bp->factory_mac_addr[0], &le32, sizeof(u32));
if (dfx_hw_port_ctrl_req(bp, PI_PCTRL_M_MLA, PI_PDATA_A_MLA_K_HI, 0,
&data) != DFX_K_SUCCESS) {
@@ -869,8 +1031,8 @@ static int __devinit dfx_driver_init(struct net_device *dev,
print_name);
return(DFX_K_FAILURE);
}
- data = cpu_to_le32(data);
- memcpy(&bp->factory_mac_addr[4], &data, sizeof(u16));
+ le32 = cpu_to_le32(data);
+ memcpy(&bp->factory_mac_addr[4], &le32, sizeof(u16));
/*
* Set current address to factory address
@@ -880,20 +1042,18 @@ static int __devinit dfx_driver_init(struct net_device *dev,
*/
memcpy(dev->dev_addr, bp->factory_mac_addr, FDDI_K_ALEN);
- if (bp->bus_type == DFX_BUS_TYPE_EISA)
- printk("%s: DEFEA at I/O addr = 0x%lX, IRQ = %d, "
- "Hardware addr = %02X-%02X-%02X-%02X-%02X-%02X\n",
- print_name, dev->base_addr, dev->irq,
- dev->dev_addr[0], dev->dev_addr[1],
- dev->dev_addr[2], dev->dev_addr[3],
- dev->dev_addr[4], dev->dev_addr[5]);
- else
- printk("%s: DEFPA at I/O addr = 0x%lX, IRQ = %d, "
- "Hardware addr = %02X-%02X-%02X-%02X-%02X-%02X\n",
- print_name, dev->base_addr, dev->irq,
- dev->dev_addr[0], dev->dev_addr[1],
- dev->dev_addr[2], dev->dev_addr[3],
- dev->dev_addr[4], dev->dev_addr[5]);
+ if (dfx_bus_tc)
+ board_name = "DEFTA";
+ if (dfx_bus_eisa)
+ board_name = "DEFEA";
+ if (dfx_bus_pci)
+ board_name = "DEFPA";
+ pr_info("%s: %s at %saddr = 0x%llx, IRQ = %d, "
+ "Hardware addr = %02X-%02X-%02X-%02X-%02X-%02X\n",
+ print_name, board_name, dfx_use_mmio ? "" : "I/O ",
+ (long long)bar_start, dev->irq,
+ dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2],
+ dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]);
/*
* Get memory for descriptor block, consumer block, and other buffers
@@ -908,8 +1068,9 @@ static int __devinit dfx_driver_init(struct net_device *dev,
#endif
sizeof(PI_CONSUMER_BLOCK) +
(PI_ALIGN_K_DESC_BLK - 1);
- bp->kmalloced = top_v = pci_alloc_consistent(bp->pci_dev, alloc_size,
- &bp->kmalloced_dma);
+ bp->kmalloced = top_v = dma_alloc_coherent(bp->bus_dev, alloc_size,
+ &bp->kmalloced_dma,
+ GFP_ATOMIC);
if (top_v == NULL) {
printk("%s: Could not allocate memory for host buffers "
"and structures!\n", print_name);
@@ -1219,14 +1380,15 @@ static int dfx_adap_init(DFX_board_t *bp, int get_buffers)
static int dfx_open(struct net_device *dev)
{
+ DFX_board_t *bp = netdev_priv(dev);
int ret;
- DFX_board_t *bp = dev->priv;
DBG_printk("In dfx_open...\n");
/* Register IRQ - support shared interrupts by passing device ptr */
- ret = request_irq(dev->irq, dfx_interrupt, IRQF_SHARED, dev->name, dev);
+ ret = request_irq(dev->irq, dfx_interrupt, IRQF_SHARED, dev->name,
+ dev);
if (ret) {
printk(KERN_ERR "%s: Requested IRQ %d is busy\n", dev->name, dev->irq);
return ret;
@@ -1309,7 +1471,7 @@ static int dfx_open(struct net_device *dev)
static int dfx_close(struct net_device *dev)
{
- DFX_board_t *bp = dev->priv;
+ DFX_board_t *bp = netdev_priv(dev);
DBG_printk("In dfx_close...\n");
@@ -1645,7 +1807,7 @@ static void dfx_int_type_0_process(DFX_board_t *bp)
static void dfx_int_common(struct net_device *dev)
{
- DFX_board_t *bp = dev->priv;
+ DFX_board_t *bp = netdev_priv(dev);
PI_UINT32 port_status; /* Port Status register */
/* Process xmt interrupts - frequent case, so always call this routine */
@@ -1715,18 +1877,16 @@ static void dfx_int_common(struct net_device *dev)
static irqreturn_t dfx_interrupt(int irq, void *dev_id)
{
- struct net_device *dev = dev_id;
- DFX_board_t *bp; /* private board structure pointer */
-
- /* Get board pointer only if device structure is valid */
-
- bp = dev->priv;
-
- /* See if we're already servicing an interrupt */
+ struct net_device *dev = dev_id;
+ DFX_board_t *bp = netdev_priv(dev);
+ struct device *bdev = bp->bus_dev;
+ int dfx_bus_pci = DFX_BUS_PCI(bdev);
+ int dfx_bus_eisa = DFX_BUS_EISA(bdev);
+ int dfx_bus_tc = DFX_BUS_TC(bdev);
/* Service adapter interrupts */
- if (bp->bus_type == DFX_BUS_TYPE_PCI) {
+ if (dfx_bus_pci) {
u32 status;
dfx_port_read_long(bp, PFI_K_REG_STATUS, &status);
@@ -1750,10 +1910,12 @@ static irqreturn_t dfx_interrupt(int irq, void *dev_id)
PFI_MODE_M_DMA_ENB));
spin_unlock(&bp->lock);
- } else {
+ }
+ if (dfx_bus_eisa) {
+ unsigned long base_addr = to_eisa_device(bdev)->base_addr;
u8 status;
- dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &status);
+ status = inb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0);
if (!(status & PI_CONFIG_STAT_0_M_PEND))
return IRQ_NONE;
@@ -1761,15 +1923,35 @@ static irqreturn_t dfx_interrupt(int irq, void *dev_id)
/* Disable interrupts at the ESIC */
status &= ~PI_CONFIG_STAT_0_M_INT_ENB;
- dfx_port_write_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, status);
+ outb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0, status);
/* Call interrupt service routine for this adapter */
dfx_int_common(dev);
/* Reenable interrupts at the ESIC */
- dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &status);
+ status = inb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0);
status |= PI_CONFIG_STAT_0_M_INT_ENB;
- dfx_port_write_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, status);
+ outb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0, status);
+
+ spin_unlock(&bp->lock);
+ }
+ if (dfx_bus_tc) {
+ u32 status;
+
+ dfx_port_read_long(bp, PI_PDQ_K_REG_PORT_STATUS, &status);
+ if (!(status & (PI_PSTATUS_M_RCV_DATA_PENDING |
+ PI_PSTATUS_M_XMT_DATA_PENDING |
+ PI_PSTATUS_M_SMT_HOST_PENDING |
+ PI_PSTATUS_M_UNSOL_PENDING |
+ PI_PSTATUS_M_CMD_RSP_PENDING |
+ PI_PSTATUS_M_CMD_REQ_PENDING |
+ PI_PSTATUS_M_TYPE_0_PENDING)))
+ return IRQ_NONE;
+
+ spin_lock(&bp->lock);
+
+ /* Call interrupt service routine for this adapter */
+ dfx_int_common(dev);
spin_unlock(&bp->lock);
}
@@ -1823,7 +2005,7 @@ static irqreturn_t dfx_interrupt(int irq, void *dev_id)
static struct net_device_stats *dfx_ctl_get_stats(struct net_device *dev)
{
- DFX_board_t *bp = dev->priv;
+ DFX_board_t *bp = netdev_priv(dev);
/* Fill the bp->stats structure with driver-maintained counters */
@@ -2009,8 +2191,8 @@ static struct net_device_stats *dfx_ctl_get_stats(struct net_device *dev)
*/
static void dfx_ctl_set_multicast_list(struct net_device *dev)
- {
- DFX_board_t *bp = dev->priv;
+{
+ DFX_board_t *bp = netdev_priv(dev);
int i; /* used as index in for loop */
struct dev_mc_list *dmi; /* ptr to multicast addr entry */
@@ -2124,8 +2306,8 @@ static void dfx_ctl_set_multicast_list(struct net_device *dev)
static int dfx_ctl_set_mac_address(struct net_device *dev, void *addr)
{
- DFX_board_t *bp = dev->priv;
struct sockaddr *p_sockaddr = (struct sockaddr *)addr;
+ DFX_board_t *bp = netdev_priv(dev);
/* Copy unicast address to driver-maintained structs and update count */
@@ -2764,9 +2946,9 @@ static int dfx_rcv_init(DFX_board_t *bp, int get_buffers)
my_skb_align(newskb, 128);
bp->descr_block_virt->rcv_data[i + j].long_1 =
- (u32)pci_map_single(bp->pci_dev, newskb->data,
+ (u32)dma_map_single(bp->bus_dev, newskb->data,
NEW_SKB_SIZE,
- PCI_DMA_FROMDEVICE);
+ DMA_FROM_DEVICE);
/*
* p_rcv_buff_va is only used inside the
* kernel so we put the skb pointer here.
@@ -2880,17 +3062,17 @@ static void dfx_rcv_queue_process(
my_skb_align(newskb, 128);
skb = (struct sk_buff *)bp->p_rcv_buff_va[entry];
- pci_unmap_single(bp->pci_dev,
+ dma_unmap_single(bp->bus_dev,
bp->descr_block_virt->rcv_data[entry].long_1,
NEW_SKB_SIZE,
- PCI_DMA_FROMDEVICE);
+ DMA_FROM_DEVICE);
skb_reserve(skb, RCV_BUFF_K_PADDING);
bp->p_rcv_buff_va[entry] = (char *)newskb;
bp->descr_block_virt->rcv_data[entry].long_1 =
- (u32)pci_map_single(bp->pci_dev,
+ (u32)dma_map_single(bp->bus_dev,
newskb->data,
NEW_SKB_SIZE,
- PCI_DMA_FROMDEVICE);
+ DMA_FROM_DEVICE);
} else
skb = NULL;
} else
@@ -3010,7 +3192,7 @@ static int dfx_xmt_queue_pkt(
)
{
- DFX_board_t *bp = dev->priv;
+ DFX_board_t *bp = netdev_priv(dev);
u8 prod; /* local transmit producer index */
PI_XMT_DESCR *p_xmt_descr; /* ptr to transmit descriptor block entry */
XMT_DRIVER_DESCR *p_xmt_drv_descr; /* ptr to transmit driver descriptor */
@@ -3116,8 +3298,8 @@ static int dfx_xmt_queue_pkt(
*/
p_xmt_descr->long_0 = (u32) (PI_XMT_DESCR_M_SOP | PI_XMT_DESCR_M_EOP | ((skb->len) << PI_XMT_DESCR_V_SEG_LEN));
- p_xmt_descr->long_1 = (u32)pci_map_single(bp->pci_dev, skb->data,
- skb->len, PCI_DMA_TODEVICE);
+ p_xmt_descr->long_1 = (u32)dma_map_single(bp->bus_dev, skb->data,
+ skb->len, DMA_TO_DEVICE);
/*
* Verify that descriptor is actually available
@@ -3220,10 +3402,10 @@ static int dfx_xmt_done(DFX_board_t *bp)
/* Return skb to operating system */
comp = bp->rcv_xmt_reg.index.xmt_comp;
- pci_unmap_single(bp->pci_dev,
+ dma_unmap_single(bp->bus_dev,
bp->descr_block_virt->xmt_data[comp].long_1,
p_xmt_drv_descr->p_skb->len,
- PCI_DMA_TODEVICE);
+ DMA_TO_DEVICE);
dev_kfree_skb_irq(p_xmt_drv_descr->p_skb);
/*
@@ -3344,10 +3526,10 @@ static void dfx_xmt_flush( DFX_board_t *bp )
/* Return skb to operating system */
comp = bp->rcv_xmt_reg.index.xmt_comp;
- pci_unmap_single(bp->pci_dev,
+ dma_unmap_single(bp->bus_dev,
bp->descr_block_virt->xmt_data[comp].long_1,
p_xmt_drv_descr->p_skb->len,
- PCI_DMA_TODEVICE);
+ DMA_TO_DEVICE);
dev_kfree_skb(p_xmt_drv_descr->p_skb);
/* Increment transmit error counter */
@@ -3375,13 +3557,44 @@ static void dfx_xmt_flush( DFX_board_t *bp )
bp->cons_block_virt->xmt_rcv_data = prod_cons;
}
-static void __devexit dfx_remove_one_pci_or_eisa(struct pci_dev *pdev, struct net_device *dev)
+/*
+ * ==================
+ * = dfx_unregister =
+ * ==================
+ *
+ * Overview:
+ * Shuts down an FDDI controller
+ *
+ * Returns:
+ * Condition code
+ *
+ * Arguments:
+ * bdev - pointer to device information
+ *
+ * Functional Description:
+ *
+ * Return Codes:
+ * None
+ *
+ * Assumptions:
+ * It compiles so it should work :-( (PCI cards do :-)
+ *
+ * Side Effects:
+ * Device structures for FDDI adapters (fddi0, fddi1, etc) are
+ * freed.
+ */
+static void __devexit dfx_unregister(struct device *bdev)
{
- DFX_board_t *bp = dev->priv;
+ struct net_device *dev = dev_get_drvdata(bdev);
+ DFX_board_t *bp = netdev_priv(dev);
+ int dfx_bus_pci = DFX_BUS_PCI(bdev);
+ int dfx_bus_tc = DFX_BUS_TC(bdev);
+ int dfx_use_mmio = DFX_MMIO || dfx_bus_tc;
+ resource_size_t bar_start = 0; /* pointer to port */
+ resource_size_t bar_len = 0; /* resource length */
int alloc_size; /* total buffer size used */
unregister_netdev(dev);
- release_region(dev->base_addr, pdev ? PFI_K_CSR_IO_LEN : PI_ESIC_K_CSR_IO_LEN );
alloc_size = sizeof(PI_DESCR_BLOCK) +
PI_CMD_REQ_K_SIZE_MAX + PI_CMD_RSP_K_SIZE_MAX +
@@ -3391,78 +3604,141 @@ static void __devexit dfx_remove_one_pci_or_eisa(struct pci_dev *pdev, struct ne
sizeof(PI_CONSUMER_BLOCK) +
(PI_ALIGN_K_DESC_BLK - 1);
if (bp->kmalloced)
- pci_free_consistent(pdev, alloc_size, bp->kmalloced,
- bp->kmalloced_dma);
+ dma_free_coherent(bdev, alloc_size,
+ bp->kmalloced, bp->kmalloced_dma);
+
+ dfx_bus_uninit(dev);
+
+ dfx_get_bars(bdev, &bar_start, &bar_len);
+ if (dfx_use_mmio) {
+ iounmap(bp->base.mem);
+ release_mem_region(bar_start, bar_len);
+ } else
+ release_region(bar_start, bar_len);
+
+ if (dfx_bus_pci)
+ pci_disable_device(to_pci_dev(bdev));
+
free_netdev(dev);
}
-static void __devexit dfx_remove_one (struct pci_dev *pdev)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- dfx_remove_one_pci_or_eisa(pdev, dev);
- pci_set_drvdata(pdev, NULL);
-}
+static int __devinit __unused dfx_dev_register(struct device *);
+static int __devexit __unused dfx_dev_unregister(struct device *);
-static struct pci_device_id dfx_pci_tbl[] = {
- { PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_FDDI, PCI_ANY_ID, PCI_ANY_ID, },
- { 0, }
+#ifdef CONFIG_PCI
+static int __devinit dfx_pci_register(struct pci_dev *,
+ const struct pci_device_id *);
+static void __devexit dfx_pci_unregister(struct pci_dev *);
+
+static struct pci_device_id dfx_pci_table[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_FDDI) },
+ { }
};
-MODULE_DEVICE_TABLE(pci, dfx_pci_tbl);
+MODULE_DEVICE_TABLE(pci, dfx_pci_table);
-static struct pci_driver dfx_driver = {
+static struct pci_driver dfx_pci_driver = {
.name = "defxx",
- .probe = dfx_init_one,
- .remove = __devexit_p(dfx_remove_one),
- .id_table = dfx_pci_tbl,
+ .id_table = dfx_pci_table,
+ .probe = dfx_pci_register,
+ .remove = __devexit_p(dfx_pci_unregister),
};
-static int dfx_have_pci;
-static int dfx_have_eisa;
-
+static __devinit int dfx_pci_register(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ return dfx_register(&pdev->dev);
+}
-static void __exit dfx_eisa_cleanup(void)
+static void __devexit dfx_pci_unregister(struct pci_dev *pdev)
{
- struct net_device *dev = root_dfx_eisa_dev;
+ dfx_unregister(&pdev->dev);
+}
+#endif /* CONFIG_PCI */
+
+#ifdef CONFIG_EISA
+static struct eisa_device_id dfx_eisa_table[] = {
+ { "DEC3001", DEFEA_PROD_ID_1 },
+ { "DEC3002", DEFEA_PROD_ID_2 },
+ { "DEC3003", DEFEA_PROD_ID_3 },
+ { "DEC3004", DEFEA_PROD_ID_4 },
+ { }
+};
+MODULE_DEVICE_TABLE(eisa, dfx_eisa_table);
+
+static struct eisa_driver dfx_eisa_driver = {
+ .id_table = dfx_eisa_table,
+ .driver = {
+ .name = "defxx",
+ .bus = &eisa_bus_type,
+ .probe = dfx_dev_register,
+ .remove = __devexit_p(dfx_dev_unregister),
+ },
+};
+#endif /* CONFIG_EISA */
+
+#ifdef CONFIG_TC
+static struct tc_device_id const dfx_tc_table[] = {
+ { "DEC ", "PMAF-FA " },
+ { "DEC ", "PMAF-FD " },
+ { "DEC ", "PMAF-FS " },
+ { "DEC ", "PMAF-FU " },
+ { }
+};
+MODULE_DEVICE_TABLE(tc, dfx_tc_table);
+
+static struct tc_driver dfx_tc_driver = {
+ .id_table = dfx_tc_table,
+ .driver = {
+ .name = "defxx",
+ .bus = &tc_bus_type,
+ .probe = dfx_dev_register,
+ .remove = __devexit_p(dfx_dev_unregister),
+ },
+};
+#endif /* CONFIG_TC */
- while (dev)
- {
- struct net_device *tmp;
- DFX_board_t *bp;
+static int __devinit __unused dfx_dev_register(struct device *dev)
+{
+ int status;
- bp = (DFX_board_t*)dev->priv;
- tmp = bp->next;
- dfx_remove_one_pci_or_eisa(NULL, dev);
- dev = tmp;
- }
+ status = dfx_register(dev);
+ if (!status)
+ get_device(dev);
+ return status;
}
-static int __init dfx_init(void)
+static int __devexit __unused dfx_dev_unregister(struct device *dev)
{
- int rc_pci, rc_eisa;
-
- rc_pci = pci_register_driver(&dfx_driver);
- if (rc_pci >= 0) dfx_have_pci = 1;
+ put_device(dev);
+ dfx_unregister(dev);
+ return 0;
+}
- rc_eisa = dfx_eisa_init();
- if (rc_eisa >= 0) dfx_have_eisa = 1;
- return ((rc_eisa < 0) ? 0 : rc_eisa) + ((rc_pci < 0) ? 0 : rc_pci);
+static int __devinit dfx_init(void)
+{
+ int status;
+
+ status = pci_register_driver(&dfx_pci_driver);
+ if (!status)
+ status = eisa_driver_register(&dfx_eisa_driver);
+ if (!status)
+ status = tc_register_driver(&dfx_tc_driver);
+ return status;
}
-static void __exit dfx_cleanup(void)
+static void __devexit dfx_cleanup(void)
{
- if (dfx_have_pci)
- pci_unregister_driver(&dfx_driver);
- if (dfx_have_eisa)
- dfx_eisa_cleanup();
-
+ tc_unregister_driver(&dfx_tc_driver);
+ eisa_driver_unregister(&dfx_eisa_driver);
+ pci_unregister_driver(&dfx_pci_driver);
}
module_init(dfx_init);
module_exit(dfx_cleanup);
MODULE_AUTHOR("Lawrence V. Stefani");
-MODULE_DESCRIPTION("DEC FDDIcontroller EISA/PCI (DEFEA/DEFPA) driver "
+MODULE_DESCRIPTION("DEC FDDIcontroller TC/EISA/PCI (DEFTA/DEFEA/DEFPA) driver "
DRV_VERSION " " DRV_RELDATE);
MODULE_LICENSE("GPL");
diff --git a/drivers/net/defxx.h b/drivers/net/defxx.h
index 2ce8f97253e..19a6f64df19 100644
--- a/drivers/net/defxx.h
+++ b/drivers/net/defxx.h
@@ -26,6 +26,7 @@
* 12-Sep-96 LVS Removed packet request header pointers.
* 04 Aug 2003 macro Converted to the DMA API.
* 23 Oct 2006 macro Big-endian host support.
+ * 14 Dec 2006 macro TURBOchannel support.
*/
#ifndef _DEFXX_H_
@@ -1471,9 +1472,17 @@ typedef union
#endif /* __BIG_ENDIAN */
+/* Define TC PDQ CSR offset and length */
+
+#define PI_TC_K_CSR_OFFSET 0x100000
+#define PI_TC_K_CSR_LEN 0x40 /* 64 bytes */
+
/* Define EISA controller register offsets */
-#define PI_ESIC_K_BURST_HOLDOFF 0x040
+#define PI_ESIC_K_CSR_IO_LEN 0x80 /* 128 bytes */
+
+#define PI_DEFEA_K_BURST_HOLDOFF 0x040
+
#define PI_ESIC_K_SLOT_ID 0xC80
#define PI_ESIC_K_SLOT_CNTRL 0xC84
#define PI_ESIC_K_MEM_ADD_CMP_0 0xC85
@@ -1488,14 +1497,14 @@ typedef union
#define PI_ESIC_K_MEM_ADD_LO_CMP_0 0xC8E
#define PI_ESIC_K_MEM_ADD_LO_CMP_1 0xC8F
#define PI_ESIC_K_MEM_ADD_LO_CMP_2 0xC90
-#define PI_ESIC_K_IO_CMP_0_0 0xC91
-#define PI_ESIC_K_IO_CMP_0_1 0xC92
-#define PI_ESIC_K_IO_CMP_1_0 0xC93
-#define PI_ESIC_K_IO_CMP_1_1 0xC94
-#define PI_ESIC_K_IO_CMP_2_0 0xC95
-#define PI_ESIC_K_IO_CMP_2_1 0xC96
-#define PI_ESIC_K_IO_CMP_3_0 0xC97
-#define PI_ESIC_K_IO_CMP_3_1 0xC98
+#define PI_ESIC_K_IO_ADD_CMP_0_0 0xC91
+#define PI_ESIC_K_IO_ADD_CMP_0_1 0xC92
+#define PI_ESIC_K_IO_ADD_CMP_1_0 0xC93
+#define PI_ESIC_K_IO_ADD_CMP_1_1 0xC94
+#define PI_ESIC_K_IO_ADD_CMP_2_0 0xC95
+#define PI_ESIC_K_IO_ADD_CMP_2_1 0xC96
+#define PI_ESIC_K_IO_ADD_CMP_3_0 0xC97
+#define PI_ESIC_K_IO_ADD_CMP_3_1 0xC98
#define PI_ESIC_K_IO_ADD_MASK_0_0 0xC99
#define PI_ESIC_K_IO_ADD_MASK_0_1 0xC9A
#define PI_ESIC_K_IO_ADD_MASK_1_0 0xC9B
@@ -1518,11 +1527,16 @@ typedef union
#define PI_ESIC_K_INPUT_PORT 0xCAC
#define PI_ESIC_K_OUTPUT_PORT 0xCAD
#define PI_ESIC_K_FUNCTION_CNTRL 0xCAE
-#define PI_ESIC_K_CSR_IO_LEN PI_ESIC_K_FUNCTION_CNTRL+1 /* always last reg + 1 */
-/* Define the value all drivers must write to the function control register. */
+/* Define the bits in the function control register. */
-#define PI_ESIC_K_FUNCTION_CNTRL_IO_ENB 0x03
+#define PI_FUNCTION_CNTRL_M_IOCS0 0x01
+#define PI_FUNCTION_CNTRL_M_IOCS1 0x02
+#define PI_FUNCTION_CNTRL_M_IOCS2 0x04
+#define PI_FUNCTION_CNTRL_M_IOCS3 0x08
+#define PI_FUNCTION_CNTRL_M_MEMCS0 0x10
+#define PI_FUNCTION_CNTRL_M_MEMCS1 0x20
+#define PI_FUNCTION_CNTRL_M_DMA 0x80
/* Define the bits in the slot control register. */
@@ -1540,6 +1554,10 @@ typedef union
#define PI_BURST_HOLDOFF_V_RESERVED 1
#define PI_BURST_HOLDOFF_V_MEM_MAP 0
+/* Define the implicit mask of the Memory Address Mask Register. */
+
+#define PI_MEM_ADD_MASK_M 0x3ff
+
/*
* Define the fields in the IO Compare registers.
* The driver must initialize the slot field with the slot ID shifted by the
@@ -1577,6 +1595,7 @@ typedef union
#define DEFEA_PROD_ID_1 0x0130A310 /* DEC product 300, rev 1 */
#define DEFEA_PROD_ID_2 0x0230A310 /* DEC product 300, rev 2 */
#define DEFEA_PROD_ID_3 0x0330A310 /* DEC product 300, rev 3 */
+#define DEFEA_PROD_ID_4 0x0430A310 /* DEC product 300, rev 4 */
/**********************************************/
/* Digital PFI Specification v1.0 Definitions */
@@ -1633,12 +1652,6 @@ typedef union
#define PFI_STATUS_V_FIFO_EMPTY 1
#define PFI_STATUS_V_DMA_IN_PROGRESS 0
-#define DFX_MAX_EISA_SLOTS 16 /* maximum number of EISA slots to scan */
-#define DFX_MAX_NUM_BOARDS 8 /* maximum number of adapters supported */
-
-#define DFX_BUS_TYPE_PCI 0 /* type code for DEC FDDIcontroller/PCI */
-#define DFX_BUS_TYPE_EISA 1 /* type code for DEC FDDIcontroller/EISA */
-
#define DFX_FC_PRH2_PRH1_PRH0 0x54003820 /* Packet Request Header bytes + FC */
#define DFX_PRH0_BYTE 0x20 /* Packet Request Header byte 0 */
#define DFX_PRH1_BYTE 0x38 /* Packet Request Header byte 1 */
@@ -1756,10 +1769,11 @@ typedef struct DFX_board_tag
/* Store device, bus-specific, and parameter information for this adapter */
struct net_device *dev; /* pointer to device structure */
- struct net_device *next;
- u32 bus_type; /* bus type (0 == PCI, 1 == EISA) */
- u16 base_addr; /* base I/O address (same as dev->base_addr) */
- struct pci_dev * pci_dev;
+ union {
+ void __iomem *mem;
+ int port;
+ } base; /* base address */
+ struct device *bus_dev;
u32 full_duplex_enb; /* FDDI Full Duplex enable (1 == on, 2 == off) */
u32 req_ttrt; /* requested TTRT value (in 80ns units) */
u32 burst_size; /* adapter burst size (enumerated) */
diff --git a/drivers/scsi/NCR53C9x.c b/drivers/scsi/NCR53C9x.c
index 3c912ee29da..8b5334c56f0 100644
--- a/drivers/scsi/NCR53C9x.c
+++ b/drivers/scsi/NCR53C9x.c
@@ -528,12 +528,16 @@ void esp_bootup_reset(struct NCR_ESP *esp, struct ESP_regs *eregs)
/* Allocate structure and insert basic data such as SCSI chip frequency
* data and a pointer to the device
*/
-struct NCR_ESP* esp_allocate(struct scsi_host_template *tpnt, void *esp_dev)
+struct NCR_ESP* esp_allocate(struct scsi_host_template *tpnt, void *esp_dev,
+ int hotplug)
{
struct NCR_ESP *esp, *elink;
struct Scsi_Host *esp_host;
- esp_host = scsi_register(tpnt, sizeof(struct NCR_ESP));
+ if (hotplug)
+ esp_host = scsi_host_alloc(tpnt, sizeof(struct NCR_ESP));
+ else
+ esp_host = scsi_register(tpnt, sizeof(struct NCR_ESP));
if(!esp_host)
panic("Cannot register ESP SCSI host");
esp = (struct NCR_ESP *) esp_host->hostdata;
diff --git a/drivers/scsi/NCR53C9x.h b/drivers/scsi/NCR53C9x.h
index 521e3f842cf..d85cb73a9f6 100644
--- a/drivers/scsi/NCR53C9x.h
+++ b/drivers/scsi/NCR53C9x.h
@@ -652,7 +652,7 @@ extern int nesps, esps_in_use, esps_running;
/* External functions */
extern void esp_bootup_reset(struct NCR_ESP *esp, struct ESP_regs *eregs);
-extern struct NCR_ESP *esp_allocate(struct scsi_host_template *, void *);
+extern struct NCR_ESP *esp_allocate(struct scsi_host_template *, void *, int);
extern void esp_deallocate(struct NCR_ESP *);
extern void esp_release(void);
extern void esp_initialize(struct NCR_ESP *);
diff --git a/drivers/scsi/blz1230.c b/drivers/scsi/blz1230.c
index 329a8f297b3..23f7c24ab80 100644
--- a/drivers/scsi/blz1230.c
+++ b/drivers/scsi/blz1230.c
@@ -121,7 +121,8 @@ int __init blz1230_esp_detect(struct scsi_host_template *tpnt)
*/
address = ZTWO_VADDR(board);
eregs = (struct ESP_regs *)(address + REAL_BLZ1230_ESP_ADDR);
- esp = esp_allocate(tpnt, (void *)board+REAL_BLZ1230_ESP_ADDR);
+ esp = esp_allocate(tpnt, (void *)board + REAL_BLZ1230_ESP_ADDR,
+ 0);
esp_write(eregs->esp_cfg1, (ESP_CONFIG1_PENABLE | 7));
udelay(5);
diff --git a/drivers/scsi/blz2060.c b/drivers/scsi/blz2060.c
index b6c137b9735..b6203ec0096 100644
--- a/drivers/scsi/blz2060.c
+++ b/drivers/scsi/blz2060.c
@@ -100,7 +100,7 @@ int __init blz2060_esp_detect(struct scsi_host_template *tpnt)
unsigned long board = z->resource.start;
if (request_mem_region(board+BLZ2060_ESP_ADDR,
sizeof(struct ESP_regs), "NCR53C9x")) {
- esp = esp_allocate(tpnt, (void *)board+BLZ2060_ESP_ADDR);
+ esp = esp_allocate(tpnt, (void *)board + BLZ2060_ESP_ADDR, 0);
/* Do command transfer with programmed I/O */
esp->do_pio_cmds = 1;
diff --git a/drivers/scsi/cyberstorm.c b/drivers/scsi/cyberstorm.c
index 7c7cfb54e89..c6b98a42e89 100644
--- a/drivers/scsi/cyberstorm.c
+++ b/drivers/scsi/cyberstorm.c
@@ -126,7 +126,7 @@ int __init cyber_esp_detect(struct scsi_host_template *tpnt)
sizeof(struct ESP_regs));
return 0;
}
- esp = esp_allocate(tpnt, (void *)board+CYBER_ESP_ADDR);
+ esp = esp_allocate(tpnt, (void *)board + CYBER_ESP_ADDR, 0);
/* Do command transfer with programmed I/O */
esp->do_pio_cmds = 1;
diff --git a/drivers/scsi/cyberstormII.c b/drivers/scsi/cyberstormII.c
index d88cb9cf091..e336e853e66 100644
--- a/drivers/scsi/cyberstormII.c
+++ b/drivers/scsi/cyberstormII.c
@@ -98,7 +98,7 @@ int __init cyberII_esp_detect(struct scsi_host_template *tpnt)
address = (unsigned long)ZTWO_VADDR(board);
eregs = (struct ESP_regs *)(address + CYBERII_ESP_ADDR);
- esp = esp_allocate(tpnt, (void *)board+CYBERII_ESP_ADDR);
+ esp = esp_allocate(tpnt, (void *)board + CYBERII_ESP_ADDR, 0);
esp_write(eregs->esp_cfg1, (ESP_CONFIG1_PENABLE | 7));
udelay(5);
diff --git a/drivers/scsi/dec_esp.c b/drivers/scsi/dec_esp.c
index c29ccbc4469..d42ad663ffe 100644
--- a/drivers/scsi/dec_esp.c
+++ b/drivers/scsi/dec_esp.c
@@ -18,7 +18,7 @@
* 20001005 - Initialization fixes for 2.4.0-test9
* Florian Lohoff <flo@rfc822.org>
*
- * Copyright (C) 2002, 2003, 2005 Maciej W. Rozycki
+ * Copyright (C) 2002, 2003, 2005, 2006 Maciej W. Rozycki
*/
#include <linux/kernel.h>
@@ -30,6 +30,7 @@
#include <linux/proc_fs.h>
#include <linux/spinlock.h>
#include <linux/stat.h>
+#include <linux/tc.h>
#include <asm/dma.h>
#include <asm/irq.h>
@@ -42,7 +43,6 @@
#include <asm/dec/ioasic_ints.h>
#include <asm/dec/machtype.h>
#include <asm/dec/system.h>
-#include <asm/dec/tc.h>
#define DEC_SCSI_SREG 0
#define DEC_SCSI_DMAREG 0x40000
@@ -98,51 +98,33 @@ static irqreturn_t scsi_dma_merr_int(int, void *);
static irqreturn_t scsi_dma_err_int(int, void *);
static irqreturn_t scsi_dma_int(int, void *);
-static int dec_esp_detect(struct scsi_host_template * tpnt);
-
-static int dec_esp_release(struct Scsi_Host *shost)
-{
- if (shost->irq)
- free_irq(shost->irq, NULL);
- if (shost->io_port && shost->n_io_port)
- release_region(shost->io_port, shost->n_io_port);
- scsi_unregister(shost);
- return 0;
-}
-
-static struct scsi_host_template driver_template = {
- .proc_name = "dec_esp",
- .proc_info = esp_proc_info,
+static struct scsi_host_template dec_esp_template = {
+ .module = THIS_MODULE,
.name = "NCR53C94",
- .detect = dec_esp_detect,
- .slave_alloc = esp_slave_alloc,
- .slave_destroy = esp_slave_destroy,
- .release = dec_esp_release,
.info = esp_info,
.queuecommand = esp_queue,
.eh_abort_handler = esp_abort,
.eh_bus_reset_handler = esp_reset,
+ .slave_alloc = esp_slave_alloc,
+ .slave_destroy = esp_slave_destroy,
+ .proc_info = esp_proc_info,
+ .proc_name = "dec_esp",
.can_queue = 7,
- .this_id = 7,
.sg_tablesize = SG_ALL,
.cmd_per_lun = 1,
.use_clustering = DISABLE_CLUSTERING,
};
-
-#include "scsi_module.c"
+static struct NCR_ESP *dec_esp_platform;
/***************************************************************** Detection */
-static int dec_esp_detect(struct scsi_host_template * tpnt)
+static int dec_esp_platform_probe(void)
{
struct NCR_ESP *esp;
- struct ConfigDev *esp_dev;
- int slot;
- unsigned long mem_start;
+ int err = 0;
if (IOASIC) {
- esp_dev = 0;
- esp = esp_allocate(tpnt, (void *) esp_dev);
+ esp = esp_allocate(&dec_esp_template, NULL, 1);
/* Do command transfer with programmed I/O */
esp->do_pio_cmds = 1;
@@ -200,112 +182,175 @@ static int dec_esp_detect(struct scsi_host_template * tpnt)
/* Check for differential SCSI-bus */
esp->diff = 0;
+ err = request_irq(esp->irq, esp_intr, IRQF_DISABLED,
+ "ncr53c94", esp->ehost);
+ if (err)
+ goto err_alloc;
+ err = request_irq(dec_interrupt[DEC_IRQ_ASC_MERR],
+ scsi_dma_merr_int, IRQF_DISABLED,
+ "ncr53c94 error", esp->ehost);
+ if (err)
+ goto err_irq;
+ err = request_irq(dec_interrupt[DEC_IRQ_ASC_ERR],
+ scsi_dma_err_int, IRQF_DISABLED,
+ "ncr53c94 overrun", esp->ehost);
+ if (err)
+ goto err_irq_merr;
+ err = request_irq(dec_interrupt[DEC_IRQ_ASC_DMA], scsi_dma_int,
+ IRQF_DISABLED, "ncr53c94 dma", esp->ehost);
+ if (err)
+ goto err_irq_err;
+
esp_initialize(esp);
- if (request_irq(esp->irq, esp_intr, IRQF_DISABLED,
- "ncr53c94", esp->ehost))
- goto err_dealloc;
- if (request_irq(dec_interrupt[DEC_IRQ_ASC_MERR],
- scsi_dma_merr_int, IRQF_DISABLED,
- "ncr53c94 error", esp->ehost))
- goto err_free_irq;
- if (request_irq(dec_interrupt[DEC_IRQ_ASC_ERR],
- scsi_dma_err_int, IRQF_DISABLED,
- "ncr53c94 overrun", esp->ehost))
- goto err_free_irq_merr;
- if (request_irq(dec_interrupt[DEC_IRQ_ASC_DMA],
- scsi_dma_int, IRQF_DISABLED,
- "ncr53c94 dma", esp->ehost))
- goto err_free_irq_err;
+ err = scsi_add_host(esp->ehost, NULL);
+ if (err) {
+ printk(KERN_ERR "ESP: Unable to register adapter\n");
+ goto err_irq_dma;
+ }
+
+ scsi_scan_host(esp->ehost);
+ dec_esp_platform = esp;
}
- if (TURBOCHANNEL) {
- while ((slot = search_tc_card("PMAZ-AA")) >= 0) {
- claim_tc_card(slot);
-
- esp_dev = 0;
- esp = esp_allocate(tpnt, (void *) esp_dev);
-
- mem_start = get_tc_base_addr(slot);
-
- /* Store base addr into esp struct */
- esp->slot = CPHYSADDR(mem_start);
-
- esp->dregs = 0;
- esp->eregs = (void *)CKSEG1ADDR(mem_start +
- DEC_SCSI_SREG);
- esp->do_pio_cmds = 1;
-
- /* Set the command buffer */
- esp->esp_command = (volatile unsigned char *) pmaz_cmd_buffer;
-
- /* get virtual dma address for command buffer */
- esp->esp_command_dvma = virt_to_phys(pmaz_cmd_buffer);
-
- esp->cfreq = get_tc_speed();
-
- esp->irq = get_tc_irq_nr(slot);
-
- /* Required functions */
- esp->dma_bytes_sent = &dma_bytes_sent;
- esp->dma_can_transfer = &dma_can_transfer;
- esp->dma_dump_state = &dma_dump_state;
- esp->dma_init_read = &pmaz_dma_init_read;
- esp->dma_init_write = &pmaz_dma_init_write;
- esp->dma_ints_off = &pmaz_dma_ints_off;
- esp->dma_ints_on = &pmaz_dma_ints_on;
- esp->dma_irq_p = &dma_irq_p;
- esp->dma_ports_p = &dma_ports_p;
- esp->dma_setup = &pmaz_dma_setup;
-
- /* Optional functions */
- esp->dma_barrier = 0;
- esp->dma_drain = &pmaz_dma_drain;
- esp->dma_invalidate = 0;
- esp->dma_irq_entry = 0;
- esp->dma_irq_exit = 0;
- esp->dma_poll = 0;
- esp->dma_reset = 0;
- esp->dma_led_off = 0;
- esp->dma_led_on = 0;
-
- esp->dma_mmu_get_scsi_one = pmaz_dma_mmu_get_scsi_one;
- esp->dma_mmu_get_scsi_sgl = 0;
- esp->dma_mmu_release_scsi_one = 0;
- esp->dma_mmu_release_scsi_sgl = 0;
- esp->dma_advance_sg = 0;
-
- if (request_irq(esp->irq, esp_intr, IRQF_DISABLED,
- "PMAZ_AA", esp->ehost)) {
- esp_deallocate(esp);
- release_tc_card(slot);
- continue;
- }
- esp->scsi_id = 7;
- esp->diff = 0;
- esp_initialize(esp);
- }
+ return 0;
+
+err_irq_dma:
+ free_irq(dec_interrupt[DEC_IRQ_ASC_DMA], esp->ehost);
+err_irq_err:
+ free_irq(dec_interrupt[DEC_IRQ_ASC_ERR], esp->ehost);
+err_irq_merr:
+ free_irq(dec_interrupt[DEC_IRQ_ASC_MERR], esp->ehost);
+err_irq:
+ free_irq(esp->irq, esp->ehost);
+err_alloc:
+ esp_deallocate(esp);
+ scsi_host_put(esp->ehost);
+ return err;
+}
+
+static int __init dec_esp_probe(struct device *dev)
+{
+ struct NCR_ESP *esp;
+ resource_size_t start, len;
+ int err;
+
+ esp = esp_allocate(&dec_esp_template, NULL, 1);
+
+ dev_set_drvdata(dev, esp);
+
+ start = to_tc_dev(dev)->resource.start;
+ len = to_tc_dev(dev)->resource.end - start + 1;
+
+ if (!request_mem_region(start, len, dev->bus_id)) {
+ printk(KERN_ERR "%s: Unable to reserve MMIO resource\n",
+ dev->bus_id);
+ err = -EBUSY;
+ goto err_alloc;
}
- if(nesps) {
- printk("ESP: Total of %d ESP hosts found, %d actually in use.\n", nesps, esps_in_use);
- esps_running = esps_in_use;
- return esps_in_use;
+ /* Store base addr into esp struct. */
+ esp->slot = start;
+
+ esp->dregs = 0;
+ esp->eregs = (void *)CKSEG1ADDR(start + DEC_SCSI_SREG);
+ esp->do_pio_cmds = 1;
+
+ /* Set the command buffer. */
+ esp->esp_command = (volatile unsigned char *)pmaz_cmd_buffer;
+
+ /* Get virtual dma address for command buffer. */
+ esp->esp_command_dvma = virt_to_phys(pmaz_cmd_buffer);
+
+ esp->cfreq = tc_get_speed(to_tc_dev(dev)->bus);
+
+ esp->irq = to_tc_dev(dev)->interrupt;
+
+ /* Required functions. */
+ esp->dma_bytes_sent = &dma_bytes_sent;
+ esp->dma_can_transfer = &dma_can_transfer;
+ esp->dma_dump_state = &dma_dump_state;
+ esp->dma_init_read = &pmaz_dma_init_read;
+ esp->dma_init_write = &pmaz_dma_init_write;
+ esp->dma_ints_off = &pmaz_dma_ints_off;
+ esp->dma_ints_on = &pmaz_dma_ints_on;
+ esp->dma_irq_p = &dma_irq_p;
+ esp->dma_ports_p = &dma_ports_p;
+ esp->dma_setup = &pmaz_dma_setup;
+
+ /* Optional functions. */
+ esp->dma_barrier = 0;
+ esp->dma_drain = &pmaz_dma_drain;
+ esp->dma_invalidate = 0;
+ esp->dma_irq_entry = 0;
+ esp->dma_irq_exit = 0;
+ esp->dma_poll = 0;
+ esp->dma_reset = 0;
+ esp->dma_led_off = 0;
+ esp->dma_led_on = 0;
+
+ esp->dma_mmu_get_scsi_one = pmaz_dma_mmu_get_scsi_one;
+ esp->dma_mmu_get_scsi_sgl = 0;
+ esp->dma_mmu_release_scsi_one = 0;
+ esp->dma_mmu_release_scsi_sgl = 0;
+ esp->dma_advance_sg = 0;
+
+ err = request_irq(esp->irq, esp_intr, IRQF_DISABLED, "PMAZ_AA",
+ esp->ehost);
+ if (err) {
+ printk(KERN_ERR "%s: Unable to get IRQ %d\n",
+ dev->bus_id, esp->irq);
+ goto err_resource;
+ }
+
+ esp->scsi_id = 7;
+ esp->diff = 0;
+ esp_initialize(esp);
+
+ err = scsi_add_host(esp->ehost, dev);
+ if (err) {
+ printk(KERN_ERR "%s: Unable to register adapter\n",
+ dev->bus_id);
+ goto err_irq;
}
+
+ scsi_scan_host(esp->ehost);
+
return 0;
-err_free_irq_err:
- free_irq(dec_interrupt[DEC_IRQ_ASC_ERR], scsi_dma_err_int);
-err_free_irq_merr:
- free_irq(dec_interrupt[DEC_IRQ_ASC_MERR], scsi_dma_merr_int);
-err_free_irq:
- free_irq(esp->irq, esp_intr);
-err_dealloc:
+err_irq:
+ free_irq(esp->irq, esp->ehost);
+
+err_resource:
+ release_mem_region(start, len);
+
+err_alloc:
esp_deallocate(esp);
- return 0;
+ scsi_host_put(esp->ehost);
+ return err;
+}
+
+static void __exit dec_esp_platform_remove(void)
+{
+ struct NCR_ESP *esp = dec_esp_platform;
+
+ free_irq(esp->irq, esp->ehost);
+ esp_deallocate(esp);
+ scsi_host_put(esp->ehost);
+ dec_esp_platform = NULL;
}
+static void __exit dec_esp_remove(struct device *dev)
+{
+ struct NCR_ESP *esp = dev_get_drvdata(dev);
+
+ free_irq(esp->irq, esp->ehost);
+ esp_deallocate(esp);
+ scsi_host_put(esp->ehost);
+}
+
+
/************************************************************* DMA Functions */
static irqreturn_t scsi_dma_merr_int(int irq, void *dev_id)
{
@@ -576,3 +621,67 @@ static void pmaz_dma_mmu_get_scsi_one(struct NCR_ESP *esp, struct scsi_cmnd * sp
{
sp->SCp.ptr = (char *)virt_to_phys(sp->request_buffer);
}
+
+
+#ifdef CONFIG_TC
+static int __init dec_esp_tc_probe(struct device *dev);
+static int __exit dec_esp_tc_remove(struct device *dev);
+
+static const struct tc_device_id dec_esp_tc_table[] = {
+ { "DEC ", "PMAZ-AA " },
+ { }
+};
+MODULE_DEVICE_TABLE(tc, dec_esp_tc_table);
+
+static struct tc_driver dec_esp_tc_driver = {
+ .id_table = dec_esp_tc_table,
+ .driver = {
+ .name = "dec_esp",
+ .bus = &tc_bus_type,
+ .probe = dec_esp_tc_probe,
+ .remove = __exit_p(dec_esp_tc_remove),
+ },
+};
+
+static int __init dec_esp_tc_probe(struct device *dev)
+{
+ int status = dec_esp_probe(dev);
+ if (!status)
+ get_device(dev);
+ return status;
+}
+
+static int __exit dec_esp_tc_remove(struct device *dev)
+{
+ put_device(dev);
+ dec_esp_remove(dev);
+ return 0;
+}
+#endif
+
+static int __init dec_esp_init(void)
+{
+ int status;
+
+ status = tc_register_driver(&dec_esp_tc_driver);
+ if (!status)
+ dec_esp_platform_probe();
+
+ if (nesps) {
+ pr_info("ESP: Total of %d ESP hosts found, "
+ "%d actually in use.\n", nesps, esps_in_use);
+ esps_running = esps_in_use;
+ }
+
+ return status;
+}
+
+static void __exit dec_esp_exit(void)
+{
+ dec_esp_platform_remove();
+ tc_unregister_driver(&dec_esp_tc_driver);
+}
+
+
+module_init(dec_esp_init);
+module_exit(dec_esp_exit);
diff --git a/drivers/scsi/fastlane.c b/drivers/scsi/fastlane.c
index 2a1c5c22b9e..4266a2139b5 100644
--- a/drivers/scsi/fastlane.c
+++ b/drivers/scsi/fastlane.c
@@ -142,7 +142,7 @@ int __init fastlane_esp_detect(struct scsi_host_template *tpnt)
if (board < 0x1000000) {
goto err_release;
}
- esp = esp_allocate(tpnt, (void *)board+FASTLANE_ESP_ADDR);
+ esp = esp_allocate(tpnt, (void *)board + FASTLANE_ESP_ADDR, 0);
/* Do command transfer with programmed I/O */
esp->do_pio_cmds = 1;
diff --git a/drivers/scsi/jazz_esp.c b/drivers/scsi/jazz_esp.c
index bfac4441d89..19dd4b962e1 100644
--- a/drivers/scsi/jazz_esp.c
+++ b/drivers/scsi/jazz_esp.c
@@ -75,7 +75,7 @@ static int jazz_esp_detect(struct scsi_host_template *tpnt)
*/
if (1) {
esp_dev = NULL;
- esp = esp_allocate(tpnt, (void *) esp_dev);
+ esp = esp_allocate(tpnt, esp_dev, 0);
/* Do command transfer with programmed I/O */
esp->do_pio_cmds = 1;
diff --git a/drivers/scsi/mac_esp.c b/drivers/scsi/mac_esp.c
index 3586fac9be9..bcb49021b7e 100644
--- a/drivers/scsi/mac_esp.c
+++ b/drivers/scsi/mac_esp.c
@@ -351,7 +351,7 @@ int mac_esp_detect(struct scsi_host_template * tpnt)
for (chipnum = 0; chipnum < chipspresent; chipnum ++) {
struct NCR_ESP * esp;
- esp = esp_allocate(tpnt, (void *) NULL);
+ esp = esp_allocate(tpnt, NULL, 0);
esp->eregs = (struct ESP_regs *) get_base(chipnum);
esp->dma_irq_p = &esp_dafb_dma_irq_p;
diff --git a/drivers/scsi/mca_53c9x.c b/drivers/scsi/mca_53c9x.c
index 998a8bbc1a4..d693d0f2139 100644
--- a/drivers/scsi/mca_53c9x.c
+++ b/drivers/scsi/mca_53c9x.c
@@ -122,7 +122,7 @@ static int mca_esp_detect(struct scsi_host_template *tpnt)
if ((slot = mca_find_adapter(*id_to_check, 0)) !=
MCA_NOTFOUND)
{
- esp = esp_allocate(tpnt, (void *) NULL);
+ esp = esp_allocate(tpnt, NULL, 0);
pos[0] = mca_read_stored_pos(slot, 2);
pos[1] = mca_read_stored_pos(slot, 3);
diff --git a/drivers/scsi/oktagon_esp.c b/drivers/scsi/oktagon_esp.c
index c116a6ae3c5..26a6d55faf3 100644
--- a/drivers/scsi/oktagon_esp.c
+++ b/drivers/scsi/oktagon_esp.c
@@ -133,7 +133,7 @@ int oktagon_esp_detect(struct scsi_host_template *tpnt)
eregs = (struct ESP_regs *)(address + OKTAGON_ESP_ADDR);
/* This line was 5 lines lower */
- esp = esp_allocate(tpnt, (void *)board+OKTAGON_ESP_ADDR);
+ esp = esp_allocate(tpnt, (void *)board + OKTAGON_ESP_ADDR, 0);
/* we have to shift the registers only one bit for oktagon */
esp->shift = 1;
diff --git a/drivers/scsi/sun3x_esp.c b/drivers/scsi/sun3x_esp.c
index 6b60536ac92..80fb3f88af2 100644
--- a/drivers/scsi/sun3x_esp.c
+++ b/drivers/scsi/sun3x_esp.c
@@ -53,7 +53,7 @@ int sun3x_esp_detect(struct scsi_host_template *tpnt)
struct ConfigDev *esp_dev;
esp_dev = 0;
- esp = esp_allocate(tpnt, (void *) esp_dev);
+ esp = esp_allocate(tpnt, esp_dev, 0);
/* Do command transfer with DMA */
esp->do_pio_cmds = 0;
diff --git a/drivers/tc/Makefile b/drivers/tc/Makefile
index 83b5bd75ce2..96734269221 100644
--- a/drivers/tc/Makefile
+++ b/drivers/tc/Makefile
@@ -4,7 +4,7 @@
# Object file lists.
-obj-$(CONFIG_TC) += tc.o
+obj-$(CONFIG_TC) += tc.o tc-driver.o
obj-$(CONFIG_ZS) += zs.o
obj-$(CONFIG_VT) += lk201.o lk201-map.o lk201-remap.o
diff --git a/drivers/tc/tc-driver.c b/drivers/tc/tc-driver.c
new file mode 100644
index 00000000000..16b5bae63c7
--- /dev/null
+++ b/drivers/tc/tc-driver.c
@@ -0,0 +1,110 @@
+/*
+ * TURBOchannel driver services.
+ *
+ * Copyright (c) 2005 James Simmons
+ * Copyright (c) 2006 Maciej W. Rozycki
+ *
+ * Loosely based on drivers/dio/dio-driver.c and
+ * drivers/pci/pci-driver.c.
+ *
+ * This file is subject to the terms and conditions of the GNU
+ * General Public License. See the file "COPYING" in the main
+ * directory of this archive for more details.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/tc.h>
+
+/**
+ * tc_register_driver - register a new TC driver
+ * @drv: the driver structure to register
+ *
+ * Adds the driver structure to the list of registered drivers
+ * Returns a negative value on error, otherwise 0.
+ * If no error occurred, the driver remains registered even if
+ * no device was claimed during registration.
+ */
+int tc_register_driver(struct tc_driver *tdrv)
+{
+ return driver_register(&tdrv->driver);
+}
+EXPORT_SYMBOL(tc_register_driver);
+
+/**
+ * tc_unregister_driver - unregister a TC driver
+ * @drv: the driver structure to unregister
+ *
+ * Deletes the driver structure from the list of registered TC drivers,
+ * gives it a chance to clean up by calling its remove() function for
+ * each device it was responsible for, and marks those devices as
+ * driverless.
+ */
+void tc_unregister_driver(struct tc_driver *tdrv)
+{
+ driver_unregister(&tdrv->driver);
+}
+EXPORT_SYMBOL(tc_unregister_driver);
+
+/**
+ * tc_match_device - tell if a TC device structure has a matching
+ * TC device ID structure
+ * @tdrv: the TC driver to earch for matching TC device ID strings
+ * @tdev: the TC device structure to match against
+ *
+ * Used by a driver to check whether a TC device present in the
+ * system is in its list of supported devices. Returns the matching
+ * tc_device_id structure or %NULL if there is no match.
+ */
+const struct tc_device_id *tc_match_device(struct tc_driver *tdrv,
+ struct tc_dev *tdev)
+{
+ const struct tc_device_id *id = tdrv->id_table;
+
+ if (id) {
+ while (id->name[0] || id->vendor[0]) {
+ if (strcmp(tdev->name, id->name) == 0 &&
+ strcmp(tdev->vendor, id->vendor) == 0)
+ return id;
+ id++;
+ }
+ }
+ return NULL;
+}
+EXPORT_SYMBOL(tc_match_device);
+
+/**
+ * tc_bus_match - Tell if a device structure has a matching
+ * TC device ID structure
+ * @dev: the device structure to match against
+ * @drv: the device driver to search for matching TC device ID strings
+ *
+ * Used by a driver to check whether a TC device present in the
+ * system is in its list of supported devices. Returns 1 if there
+ * is a match or 0 otherwise.
+ */
+static int tc_bus_match(struct device *dev, struct device_driver *drv)
+{
+ struct tc_dev *tdev = to_tc_dev(dev);
+ struct tc_driver *tdrv = to_tc_driver(drv);
+ const struct tc_device_id *id;
+
+ id = tc_match_device(tdrv, tdev);
+ if (id)
+ return 1;
+
+ return 0;
+}
+
+struct bus_type tc_bus_type = {
+ .name = "tc",
+ .match = tc_bus_match,
+};
+EXPORT_SYMBOL(tc_bus_type);
+
+static int __init tc_driver_init(void)
+{
+ return bus_register(&tc_bus_type);
+}
+
+postcore_initcall(tc_driver_init);
diff --git a/drivers/tc/tc.c b/drivers/tc/tc.c
index 4a51e56f85b..f77f62a4b32 100644
--- a/drivers/tc/tc.c
+++ b/drivers/tc/tc.c
@@ -1,254 +1,193 @@
/*
- * tc-init: We assume the TURBOchannel to be up and running so
- * just probe for Modules and fill in the global data structure
- * tc_bus.
+ * TURBOchannel bus services.
*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
+ * Copyright (c) Harald Koerfgen, 1998
+ * Copyright (c) 2001, 2003, 2005, 2006 Maciej W. Rozycki
+ * Copyright (c) 2005 James Simmons
*
- * Copyright (c) Harald Koerfgen, 1998
- * Copyright (c) 2001, 2003, 2005 Maciej W. Rozycki
+ * This file is subject to the terms and conditions of the GNU
+ * General Public License. See the file "COPYING" in the main
+ * directory of this archive for more details.
*/
+#include <linux/compiler.h>
+#include <linux/errno.h>
#include <linux/init.h>
+#include <linux/ioport.h>
#include <linux/kernel.h>
+#include <linux/list.h>
#include <linux/module.h>
#include <linux/string.h>
+#include <linux/tc.h>
#include <linux/types.h>
-#include <asm/addrspace.h>
-#include <asm/errno.h>
#include <asm/io.h>
-#include <asm/paccess.h>
-#include <asm/dec/machtype.h>
-#include <asm/dec/prom.h>
-#include <asm/dec/tcinfo.h>
-#include <asm/dec/tcmodule.h>
-#include <asm/dec/interrupts.h>
-
-MODULE_LICENSE("GPL");
-slot_info tc_bus[MAX_SLOT];
-static int num_tcslots;
-static tcinfo *info;
+static struct tc_bus tc_bus = {
+ .name = "TURBOchannel",
+};
/*
- * Interface to the world. Read comment in include/asm-mips/tc.h.
+ * Probing for TURBOchannel modules.
*/
-
-int search_tc_card(const char *name)
-{
- int slot;
- slot_info *sip;
-
- for (slot = 0; slot < num_tcslots; slot++) {
- sip = &tc_bus[slot];
- if ((sip->flags & FREE) &&
- (strncmp(sip->name, name, strlen(name)) == 0)) {
- return slot;
- }
- }
-
- return -ENODEV;
-}
-
-void claim_tc_card(int slot)
-{
- if (tc_bus[slot].flags & IN_USE) {
- printk("claim_tc_card: attempting to claim a card already in use\n");
- return;
- }
- tc_bus[slot].flags &= ~FREE;
- tc_bus[slot].flags |= IN_USE;
-}
-
-void release_tc_card(int slot)
+static void __init tc_bus_add_devices(struct tc_bus *tbus)
{
- if (tc_bus[slot].flags & FREE) {
- printk("release_tc_card: "
- "attempting to release a card already free\n");
- return;
- }
- tc_bus[slot].flags &= ~IN_USE;
- tc_bus[slot].flags |= FREE;
-}
-
-unsigned long get_tc_base_addr(int slot)
-{
- return tc_bus[slot].base_addr;
-}
-
-unsigned long get_tc_irq_nr(int slot)
-{
- return tc_bus[slot].interrupt;
-}
-
-unsigned long get_tc_speed(void)
-{
- return 100000 * (10000 / (unsigned long)info->clk_period);
-}
-
-/*
- * Probing for TURBOchannel modules
- */
-static void __init tc_probe(unsigned long startaddr, unsigned long size,
- int slots)
-{
- unsigned long slotaddr;
+ resource_size_t slotsize = tbus->info.slot_size << 20;
+ resource_size_t extslotsize = tbus->ext_slot_size;
+ resource_size_t slotaddr;
+ resource_size_t extslotaddr;
+ resource_size_t devsize;
+ void __iomem *module;
+ struct tc_dev *tdev;
int i, slot, err;
- long offset;
u8 pattern[4];
- volatile u8 *module;
+ long offset;
- for (slot = 0; slot < slots; slot++) {
- slotaddr = startaddr + slot * size;
- module = ioremap_nocache(slotaddr, size);
+ for (slot = 0; slot < tbus->num_tcslots; slot++) {
+ slotaddr = tbus->slot_base + slot * slotsize;
+ extslotaddr = tbus->ext_slot_base + slot * extslotsize;
+ module = ioremap_nocache(slotaddr, slotsize);
BUG_ON(!module);
- offset = OLDCARD;
+ offset = TC_OLDCARD;
err = 0;
- err |= get_dbe(pattern[0], module + OLDCARD + TC_PATTERN0);
- err |= get_dbe(pattern[1], module + OLDCARD + TC_PATTERN1);
- err |= get_dbe(pattern[2], module + OLDCARD + TC_PATTERN2);
- err |= get_dbe(pattern[3], module + OLDCARD + TC_PATTERN3);
- if (err) {
- iounmap(module);
- continue;
- }
+ err |= tc_preadb(pattern + 0, module + offset + TC_PATTERN0);
+ err |= tc_preadb(pattern + 1, module + offset + TC_PATTERN1);
+ err |= tc_preadb(pattern + 2, module + offset + TC_PATTERN2);
+ err |= tc_preadb(pattern + 3, module + offset + TC_PATTERN3);
+ if (err)
+ goto out_err;
if (pattern[0] != 0x55 || pattern[1] != 0x00 ||
pattern[2] != 0xaa || pattern[3] != 0xff) {
- offset = NEWCARD;
+ offset = TC_NEWCARD;
err = 0;
- err |= get_dbe(pattern[0], module + TC_PATTERN0);
- err |= get_dbe(pattern[1], module + TC_PATTERN1);
- err |= get_dbe(pattern[2], module + TC_PATTERN2);
- err |= get_dbe(pattern[3], module + TC_PATTERN3);
- if (err) {
- iounmap(module);
- continue;
- }
+ err |= tc_preadb(pattern + 0,
+ module + offset + TC_PATTERN0);
+ err |= tc_preadb(pattern + 1,
+ module + offset + TC_PATTERN1);
+ err |= tc_preadb(pattern + 2,
+ module + offset + TC_PATTERN2);
+ err |= tc_preadb(pattern + 3,
+ module + offset + TC_PATTERN3);
+ if (err)
+ goto out_err;
}
if (pattern[0] != 0x55 || pattern[1] != 0x00 ||
- pattern[2] != 0xaa || pattern[3] != 0xff) {
- iounmap(module);
- continue;
+ pattern[2] != 0xaa || pattern[3] != 0xff)
+ goto out_err;
+
+ /* Found a board, allocate it an entry in the list */
+ tdev = kzalloc(sizeof(*tdev), GFP_KERNEL);
+ if (!tdev) {
+ printk(KERN_ERR "tc%x: unable to allocate tc_dev\n",
+ slot);
+ goto out_err;
}
+ sprintf(tdev->dev.bus_id, "tc%x", slot);
+ tdev->bus = tbus;
+ tdev->dev.parent = &tbus->dev;
+ tdev->dev.bus = &tc_bus_type;
+ tdev->slot = slot;
- tc_bus[slot].base_addr = slotaddr;
for (i = 0; i < 8; i++) {
- tc_bus[slot].firmware[i] =
- module[TC_FIRM_VER + offset + 4 * i];
- tc_bus[slot].vendor[i] =
- module[TC_VENDOR + offset + 4 * i];
- tc_bus[slot].name[i] =
- module[TC_MODULE + offset + 4 * i];
+ tdev->firmware[i] =
+ readb(module + offset + TC_FIRM_VER + 4 * i);
+ tdev->vendor[i] =
+ readb(module + offset + TC_VENDOR + 4 * i);
+ tdev->name[i] =
+ readb(module + offset + TC_MODULE + 4 * i);
}
- tc_bus[slot].firmware[8] = 0;
- tc_bus[slot].vendor[8] = 0;
- tc_bus[slot].name[8] = 0;
- /*
- * Looks unneccesary, but we may change
- * TC? in the future
- */
- switch (slot) {
- case 0:
- tc_bus[slot].interrupt = dec_interrupt[DEC_IRQ_TC0];
- break;
- case 1:
- tc_bus[slot].interrupt = dec_interrupt[DEC_IRQ_TC1];
- break;
- case 2:
- tc_bus[slot].interrupt = dec_interrupt[DEC_IRQ_TC2];
- break;
- /*
- * Yuck! DS5000/200 onboard devices
- */
- case 5:
- tc_bus[slot].interrupt = dec_interrupt[DEC_IRQ_TC5];
- break;
- case 6:
- tc_bus[slot].interrupt = dec_interrupt[DEC_IRQ_TC6];
- break;
- default:
- tc_bus[slot].interrupt = -1;
- break;
+ tdev->firmware[8] = 0;
+ tdev->vendor[8] = 0;
+ tdev->name[8] = 0;
+
+ pr_info("%s: %s %s %s\n", tdev->dev.bus_id, tdev->vendor,
+ tdev->name, tdev->firmware);
+
+ devsize = readb(module + offset + TC_SLOT_SIZE);
+ devsize <<= 22;
+ if (devsize <= slotsize) {
+ tdev->resource.start = slotaddr;
+ tdev->resource.end = slotaddr + devsize - 1;
+ } else if (devsize <= extslotsize) {
+ tdev->resource.start = extslotaddr;
+ tdev->resource.end = extslotaddr + devsize - 1;
+ } else {
+ printk(KERN_ERR "%s: Cannot provide slot space "
+ "(%dMiB required, up to %dMiB supported)\n",
+ tdev->dev.bus_id, devsize >> 20,
+ max(slotsize, extslotsize) >> 20);
+ kfree(tdev);
+ goto out_err;
}
+ tdev->resource.name = tdev->name;
+ tdev->resource.flags = IORESOURCE_MEM;
+
+ tc_device_get_irq(tdev);
+ device_register(&tdev->dev);
+ list_add_tail(&tdev->node, &tbus->devices);
+
+out_err:
iounmap(module);
}
}
/*
- * the main entry
+ * The main entry.
*/
static int __init tc_init(void)
{
- int tc_clock;
- int i;
- unsigned long slot0addr;
- unsigned long slot_size;
-
- if (!TURBOCHANNEL)
+ /* Initialize the TURBOchannel bus */
+ if (tc_bus_get_info(&tc_bus))
return 0;
- for (i = 0; i < MAX_SLOT; i++) {
- tc_bus[i].base_addr = 0;
- tc_bus[i].name[0] = 0;
- tc_bus[i].vendor[0] = 0;
- tc_bus[i].firmware[0] = 0;
- tc_bus[i].interrupt = -1;
- tc_bus[i].flags = FREE;
- }
-
- info = rex_gettcinfo();
- slot0addr = CPHYSADDR((long)rex_slot_address(0));
-
- switch (mips_machtype) {
- case MACH_DS5000_200:
- num_tcslots = 7;
- break;
- case MACH_DS5000_1XX:
- case MACH_DS5000_2X0:
- case MACH_DS5900:
- num_tcslots = 3;
- break;
- case MACH_DS5000_XX:
- default:
- num_tcslots = 2;
- break;
- }
-
- tc_clock = 10000 / info->clk_period;
-
- if (info->slot_size && slot0addr) {
- pr_info("TURBOchannel rev. %d at %d.%d MHz (with%s parity)\n",
- info->revision, tc_clock / 10, tc_clock % 10,
- info->parity ? "" : "out");
-
- slot_size = info->slot_size << 20;
-
- tc_probe(slot0addr, slot_size, num_tcslots);
-
- for (i = 0; i < num_tcslots; i++) {
- if (!tc_bus[i].base_addr)
- continue;
- pr_info(" slot %d: %s %s %s\n", i, tc_bus[i].vendor,
- tc_bus[i].name, tc_bus[i].firmware);
+ INIT_LIST_HEAD(&tc_bus.devices);
+ strcpy(tc_bus.dev.bus_id, "tc");
+ device_register(&tc_bus.dev);
+
+ if (tc_bus.info.slot_size) {
+ unsigned int tc_clock = tc_get_speed(&tc_bus) / 100000;
+
+ pr_info("tc: TURBOchannel rev. %d at %d.%d MHz "
+ "(with%s parity)\n", tc_bus.info.revision,
+ tc_clock / 10, tc_clock % 10,
+ tc_bus.info.parity ? "" : "out");
+
+ tc_bus.resource[0].start = tc_bus.slot_base;
+ tc_bus.resource[0].end = tc_bus.slot_base +
+ (tc_bus.info.slot_size << 20) *
+ tc_bus.num_tcslots - 1;
+ tc_bus.resource[0].name = tc_bus.name;
+ tc_bus.resource[0].flags = IORESOURCE_MEM;
+ if (request_resource(&iomem_resource,
+ &tc_bus.resource[0]) < 0) {
+ printk(KERN_ERR "tc: Cannot reserve resource\n");
+ return 0;
+ }
+ if (tc_bus.ext_slot_size) {
+ tc_bus.resource[1].start = tc_bus.ext_slot_base;
+ tc_bus.resource[1].end = tc_bus.ext_slot_base +
+ tc_bus.ext_slot_size *
+ tc_bus.num_tcslots - 1;
+ tc_bus.resource[1].name = tc_bus.name;
+ tc_bus.resource[1].flags = IORESOURCE_MEM;
+ if (request_resource(&iomem_resource,
+ &tc_bus.resource[1]) < 0) {
+ printk(KERN_ERR
+ "tc: Cannot reserve resource\n");
+ release_resource(&tc_bus.resource[0]);
+ return 0;
+ }
}
+
+ tc_bus_add_devices(&tc_bus);
}
return 0;
}
subsys_initcall(tc_init);
-
-EXPORT_SYMBOL(search_tc_card);
-EXPORT_SYMBOL(claim_tc_card);
-EXPORT_SYMBOL(release_tc_card);
-EXPORT_SYMBOL(get_tc_base_addr);
-EXPORT_SYMBOL(get_tc_irq_nr);
-EXPORT_SYMBOL(get_tc_speed);
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 4e83f01e894..45fe65d8d7a 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -1444,8 +1444,8 @@ config FB_PMAG_AA
used mainly in the MIPS-based DECstation series.
config FB_PMAG_BA
- bool "PMAG-BA TURBOchannel framebuffer support"
- depends on (FB = y) && TC
+ tristate "PMAG-BA TURBOchannel framebuffer support"
+ depends on FB && TC
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
select FB_CFB_IMAGEBLIT
@@ -1454,8 +1454,8 @@ config FB_PMAG_BA
used mainly in the MIPS-based DECstation series.
config FB_PMAGB_B
- bool "PMAGB-B TURBOchannel framebuffer support"
- depends on (FB = y) && TC
+ tristate "PMAGB-B TURBOchannel framebuffer support"
+ depends on TC
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
select FB_CFB_IMAGEBLIT
diff --git a/drivers/video/pmag-ba-fb.c b/drivers/video/pmag-ba-fb.c
index f5361cd8ccc..264d37243fa 100644
--- a/drivers/video/pmag-ba-fb.c
+++ b/drivers/video/pmag-ba-fb.c
@@ -15,7 +15,8 @@
* Michael Engel <engel@unix-ag.org>,
* Karsten Merker <merker@linuxtag.org> and
* Harald Koerfgen.
- * Copyright (c) 2005 Maciej W. Rozycki
+ * Copyright (c) 2005, 2006 Maciej W. Rozycki
+ * Copyright (c) 2005 James Simmons
*
* This file is subject to the terms and conditions of the GNU General
* Public License. See the file COPYING in the main directory of this
@@ -28,26 +29,21 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/tc.h>
#include <linux/types.h>
#include <asm/io.h>
#include <asm/system.h>
-#include <asm/dec/tc.h>
-
#include <video/pmag-ba-fb.h>
struct pmagbafb_par {
- struct fb_info *next;
volatile void __iomem *mmio;
volatile u32 __iomem *dac;
- int slot;
};
-static struct fb_info *root_pmagbafb_dev;
-
static struct fb_var_screeninfo pmagbafb_defined __initdata = {
.xres = 1024,
.yres = 864,
@@ -145,24 +141,19 @@ static void __init pmagbafb_erase_cursor(struct fb_info *info)
}
-static int __init pmagbafb_init_one(int slot)
+static int __init pmagbafb_probe(struct device *dev)
{
+ struct tc_dev *tdev = to_tc_dev(dev);
+ resource_size_t start, len;
struct fb_info *info;
struct pmagbafb_par *par;
- unsigned long base_addr;
- info = framebuffer_alloc(sizeof(struct pmagbafb_par), NULL);
+ info = framebuffer_alloc(sizeof(struct pmagbafb_par), dev);
if (!info)
return -ENOMEM;
par = info->par;
- par->slot = slot;
- claim_tc_card(par->slot);
-
- base_addr = get_tc_base_addr(par->slot);
-
- par->next = root_pmagbafb_dev;
- root_pmagbafb_dev = info;
+ dev_set_drvdata(dev, info);
if (fb_alloc_cmap(&info->cmap, 256, 0) < 0)
goto err_alloc;
@@ -172,15 +163,21 @@ static int __init pmagbafb_init_one(int slot)
info->var = pmagbafb_defined;
info->flags = FBINFO_DEFAULT;
+ /* Request the I/O MEM resource. */
+ start = tdev->resource.start;
+ len = tdev->resource.end - start + 1;
+ if (!request_mem_region(start, len, dev->bus_id))
+ goto err_cmap;
+
/* MMIO mapping setup. */
- info->fix.mmio_start = base_addr;
+ info->fix.mmio_start = start;
par->mmio = ioremap_nocache(info->fix.mmio_start, info->fix.mmio_len);
if (!par->mmio)
- goto err_cmap;
+ goto err_resource;
par->dac = par->mmio + PMAG_BA_BT459;
/* Frame buffer mapping setup. */
- info->fix.smem_start = base_addr + PMAG_BA_FBMEM;
+ info->fix.smem_start = start + PMAG_BA_FBMEM;
info->screen_base = ioremap_nocache(info->fix.smem_start,
info->fix.smem_len);
if (!info->screen_base)
@@ -192,8 +189,10 @@ static int __init pmagbafb_init_one(int slot)
if (register_framebuffer(info) < 0)
goto err_smem_map;
- pr_info("fb%d: %s frame buffer device in slot %d\n",
- info->node, info->fix.id, par->slot);
+ get_device(dev);
+
+ pr_info("fb%d: %s frame buffer device at %s\n",
+ info->node, info->fix.id, dev->bus_id);
return 0;
@@ -204,54 +203,68 @@ err_smem_map:
err_mmio_map:
iounmap(par->mmio);
+err_resource:
+ release_mem_region(start, len);
+
err_cmap:
fb_dealloc_cmap(&info->cmap);
err_alloc:
- root_pmagbafb_dev = par->next;
- release_tc_card(par->slot);
framebuffer_release(info);
return -ENXIO;
}
-static void __exit pmagbafb_exit_one(void)
+static int __exit pmagbafb_remove(struct device *dev)
{
- struct fb_info *info = root_pmagbafb_dev;
+ struct tc_dev *tdev = to_tc_dev(dev);
+ struct fb_info *info = dev_get_drvdata(dev);
struct pmagbafb_par *par = info->par;
+ resource_size_t start, len;
+ put_device(dev);
unregister_framebuffer(info);
iounmap(info->screen_base);
iounmap(par->mmio);
+ start = tdev->resource.start;
+ len = tdev->resource.end - start + 1;
+ release_mem_region(start, len);
fb_dealloc_cmap(&info->cmap);
- root_pmagbafb_dev = par->next;
- release_tc_card(par->slot);
framebuffer_release(info);
+ return 0;
}
/*
- * Initialise the framebuffer.
+ * Initialize the framebuffer.
*/
+static const struct tc_device_id pmagbafb_tc_table[] = {
+ { "DEC ", "PMAG-BA " },
+ { }
+};
+MODULE_DEVICE_TABLE(tc, pmagbafb_tc_table);
+
+static struct tc_driver pmagbafb_driver = {
+ .id_table = pmagbafb_tc_table,
+ .driver = {
+ .name = "pmagbafb",
+ .bus = &tc_bus_type,
+ .probe = pmagbafb_probe,
+ .remove = __exit_p(pmagbafb_remove),
+ },
+};
+
static int __init pmagbafb_init(void)
{
- int count = 0;
- int slot;
-
+#ifndef MODULE
if (fb_get_options("pmagbafb", NULL))
return -ENXIO;
-
- while ((slot = search_tc_card("PMAG-BA")) >= 0) {
- if (pmagbafb_init_one(slot) < 0)
- break;
- count++;
- }
- return (count > 0) ? 0 : -ENXIO;
+#endif
+ return tc_register_driver(&pmagbafb_driver);
}
static void __exit pmagbafb_exit(void)
{
- while (root_pmagbafb_dev)
- pmagbafb_exit_one();
+ tc_unregister_driver(&pmagbafb_driver);
}
diff --git a/drivers/video/pmagb-b-fb.c b/drivers/video/pmagb-b-fb.c
index a06a064ad75..7a0ce7d5af6 100644
--- a/drivers/video/pmagb-b-fb.c
+++ b/drivers/video/pmagb-b-fb.c
@@ -11,7 +11,7 @@
* Michael Engel <engel@unix-ag.org>,
* Karsten Merker <merker@linuxtag.org> and
* Harald Koerfgen.
- * Copyright (c) 2005 Maciej W. Rozycki
+ * Copyright (c) 2005, 2006 Maciej W. Rozycki
*
* This file is subject to the terms and conditions of the GNU General
* Public License. See the file COPYING in the main directory of this
@@ -25,18 +25,16 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/tc.h>
#include <linux/types.h>
#include <asm/io.h>
#include <asm/system.h>
-#include <asm/dec/tc.h>
-
#include <video/pmagb-b-fb.h>
struct pmagbbfb_par {
- struct fb_info *next;
volatile void __iomem *mmio;
volatile void __iomem *smem;
volatile u32 __iomem *sfb;
@@ -47,8 +45,6 @@ struct pmagbbfb_par {
};
-static struct fb_info *root_pmagbbfb_dev;
-
static struct fb_var_screeninfo pmagbbfb_defined __initdata = {
.bits_per_pixel = 8,
.red.length = 8,
@@ -190,8 +186,9 @@ static void __init pmagbbfb_osc_setup(struct fb_info *info)
69197, 66000, 65000, 50350, 36000, 32000, 25175
};
struct pmagbbfb_par *par = info->par;
+ struct tc_bus *tbus = to_tc_dev(info->device)->bus;
u32 count0 = 8, count1 = 8, counttc = 16 * 256 + 8;
- u32 freq0, freq1, freqtc = get_tc_speed() / 250;
+ u32 freq0, freq1, freqtc = tc_get_speed(tbus) / 250;
int i, j;
gp0_write(par, 0); /* select Osc0 */
@@ -249,26 +246,21 @@ static void __init pmagbbfb_osc_setup(struct fb_info *info)
};
-static int __init pmagbbfb_init_one(int slot)
+static int __init pmagbbfb_probe(struct device *dev)
{
- char freq0[12], freq1[12];
+ struct tc_dev *tdev = to_tc_dev(dev);
+ resource_size_t start, len;
struct fb_info *info;
struct pmagbbfb_par *par;
- unsigned long base_addr;
+ char freq0[12], freq1[12];
u32 vid_base;
- info = framebuffer_alloc(sizeof(struct pmagbbfb_par), NULL);
+ info = framebuffer_alloc(sizeof(struct pmagbbfb_par), dev);
if (!info)
return -ENOMEM;
par = info->par;
- par->slot = slot;
- claim_tc_card(par->slot);
-
- base_addr = get_tc_base_addr(par->slot);
-
- par->next = root_pmagbbfb_dev;
- root_pmagbbfb_dev = info;
+ dev_set_drvdata(dev, info);
if (fb_alloc_cmap(&info->cmap, 256, 0) < 0)
goto err_alloc;
@@ -278,16 +270,22 @@ static int __init pmagbbfb_init_one(int slot)
info->var = pmagbbfb_defined;
info->flags = FBINFO_DEFAULT;
+ /* Request the I/O MEM resource. */
+ start = tdev->resource.start;
+ len = tdev->resource.end - start + 1;
+ if (!request_mem_region(start, len, dev->bus_id))
+ goto err_cmap;
+
/* MMIO mapping setup. */
- info->fix.mmio_start = base_addr;
+ info->fix.mmio_start = start;
par->mmio = ioremap_nocache(info->fix.mmio_start, info->fix.mmio_len);
if (!par->mmio)
- goto err_cmap;
+ goto err_resource;
par->sfb = par->mmio + PMAGB_B_SFB;
par->dac = par->mmio + PMAGB_B_BT459;
/* Frame buffer mapping setup. */
- info->fix.smem_start = base_addr + PMAGB_B_FBMEM;
+ info->fix.smem_start = start + PMAGB_B_FBMEM;
par->smem = ioremap_nocache(info->fix.smem_start, info->fix.smem_len);
if (!par->smem)
goto err_mmio_map;
@@ -302,13 +300,15 @@ static int __init pmagbbfb_init_one(int slot)
if (register_framebuffer(info) < 0)
goto err_smem_map;
+ get_device(dev);
+
snprintf(freq0, sizeof(freq0), "%u.%03uMHz",
par->osc0 / 1000, par->osc0 % 1000);
snprintf(freq1, sizeof(freq1), "%u.%03uMHz",
par->osc1 / 1000, par->osc1 % 1000);
- pr_info("fb%d: %s frame buffer device in slot %d\n",
- info->node, info->fix.id, par->slot);
+ pr_info("fb%d: %s frame buffer device at %s\n",
+ info->node, info->fix.id, dev->bus_id);
pr_info("fb%d: Osc0: %s, Osc1: %s, Osc%u selected\n",
info->node, freq0, par->osc1 ? freq1 : "disabled",
par->osc1 != 0);
@@ -322,54 +322,68 @@ err_smem_map:
err_mmio_map:
iounmap(par->mmio);
+err_resource:
+ release_mem_region(start, len);
+
err_cmap:
fb_dealloc_cmap(&info->cmap);
err_alloc:
- root_pmagbbfb_dev = par->next;
- release_tc_card(par->slot);
framebuffer_release(info);
return -ENXIO;
}
-static void __exit pmagbbfb_exit_one(void)
+static int __exit pmagbbfb_remove(struct device *dev)
{
- struct fb_info *info = root_pmagbbfb_dev;
+ struct tc_dev *tdev = to_tc_dev(dev);
+ struct fb_info *info = dev_get_drvdata(dev);
struct pmagbbfb_par *par = info->par;
+ resource_size_t start, len;
+ put_device(dev);
unregister_framebuffer(info);
iounmap(par->smem);
iounmap(par->mmio);
+ start = tdev->resource.start;
+ len = tdev->resource.end - start + 1;
+ release_mem_region(start, len);
fb_dealloc_cmap(&info->cmap);
- root_pmagbbfb_dev = par->next;
- release_tc_card(par->slot);
framebuffer_release(info);
+ return 0;
}
/*
- * Initialise the framebuffer.
+ * Initialize the framebuffer.
*/
+static const struct tc_device_id pmagbbfb_tc_table[] = {
+ { "DEC ", "PMAGB-BA" },
+ { }
+};
+MODULE_DEVICE_TABLE(tc, pmagbbfb_tc_table);
+
+static struct tc_driver pmagbbfb_driver = {
+ .id_table = pmagbbfb_tc_table,
+ .driver = {
+ .name = "pmagbbfb",
+ .bus = &tc_bus_type,
+ .probe = pmagbbfb_probe,
+ .remove = __exit_p(pmagbbfb_remove),
+ },
+};
+
static int __init pmagbbfb_init(void)
{
- int count = 0;
- int slot;
-
+#ifndef MODULE
if (fb_get_options("pmagbbfb", NULL))
return -ENXIO;
-
- while ((slot = search_tc_card("PMAGB-BA")) >= 0) {
- if (pmagbbfb_init_one(slot) < 0)
- break;
- count++;
- }
- return (count > 0) ? 0 : -ENXIO;
+#endif
+ return tc_register_driver(&pmagbbfb_driver);
}
static void __exit pmagbbfb_exit(void)
{
- while (root_pmagbbfb_dev)
- pmagbbfb_exit_one();
+ tc_unregister_driver(&pmagbbfb_driver);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 17:24:21 +0000