Merge branch 'linus' into x86/tracehook

14 files changed, 129 insertions, 87 deletions

diff --git a/drivers/video/arkfb.c b/drivers/video/arkfb.c
index 4bd569e479a..314d18694b6 100644
--- a/drivers/video/arkfb.c
+++ b/drivers/video/arkfb.c
@@ -11,7 +11,6 @@
  *  Code is based on s3fb
  */
 
-#include <linux/version.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
diff --git a/drivers/video/bf54x-lq043fb.c b/drivers/video/bf54x-lq043fb.c
index 940467aed13..7644ed24956 100644
--- a/drivers/video/bf54x-lq043fb.c
+++ b/drivers/video/bf54x-lq043fb.c
@@ -58,7 +58,7 @@
 #include <asm/gpio.h>
 #include <asm/portmux.h>
 
-#include <asm/mach/bf54x-lq043.h>
+#include <mach/bf54x-lq043.h>
 
 #define NO_BL_SUPPORT
 
@@ -733,7 +733,6 @@ static int bfin_bf54x_remove(struct platform_device *pdev)
 static int bfin_bf54x_suspend(struct platform_device *pdev, pm_message_t state)
 {
 	struct fb_info *fbinfo = platform_get_drvdata(pdev);
-	struct bfin_bf54xfb_info *info = fbinfo->par;
 
 	bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() & ~EPPI_EN);
 	disable_dma(CH_EPPI0);
@@ -747,8 +746,18 @@ static int bfin_bf54x_resume(struct platform_device *pdev)
 	struct fb_info *fbinfo = platform_get_drvdata(pdev);
 	struct bfin_bf54xfb_info *info = fbinfo->par;
 
-	enable_dma(CH_EPPI0);
-	bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() | EPPI_EN);
+	if (info->lq043_open_cnt) {
+
+		bfin_write_EPPI0_CONTROL(0);
+		SSYNC();
+
+		config_dma(info);
+		config_ppi(info);
+
+		/* start dma */
+		enable_dma(CH_EPPI0);
+		bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() | EPPI_EN);
+	}
 
 	return 0;
 }
diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c
index c14b2435d23..e729fb27964 100644
--- a/drivers/video/cirrusfb.c
+++ b/drivers/video/cirrusfb.c
@@ -628,27 +628,18 @@ static long cirrusfb_get_mclk(long freq, int bpp, long *div)
 static int cirrusfb_check_var(struct fb_var_screeninfo *var,
 			      struct fb_info *info)
 {
-	int nom, den;		/* translyting from pixels->bytes */
-	int yres, i;
-	static struct { int xres, yres; } modes[] =
-	{ { 1600, 1280 },
-	  { 1280, 1024 },
-	  { 1024, 768 },
-	  { 800, 600 },
-	  { 640, 480 },
-	  { -1, -1 } };
+	int yres;
+	/* memory size in pixels */
+	unsigned pixels = info->screen_size * 8 / var->bits_per_pixel;
 
 	switch (var->bits_per_pixel) {
 	case 1:
-		nom = 4;
-		den = 8;
+		pixels /= 4;
 		break;		/* 8 pixel per byte, only 1/4th of mem usable */
 	case 8:
 	case 16:
 	case 24:
 	case 32:
-		nom = var->bits_per_pixel / 8;
-		den = 1;
 		break;		/* 1 pixel == 1 byte */
 	default:
 		printk(KERN_ERR "cirrusfb: mode %dx%dx%d rejected..."
@@ -658,43 +649,29 @@ static int cirrusfb_check_var(struct fb_var_screeninfo *var,
 		return -EINVAL;
 	}
 
-	if (var->xres * nom / den * var->yres > info->screen_size) {
-		printk(KERN_ERR "cirrusfb: mode %dx%dx%d rejected..."
-			"resolution too high to fit into video memory!\n",
-			var->xres, var->yres, var->bits_per_pixel);
-		DPRINTK("EXIT - EINVAL error\n");
-		return -EINVAL;
-	}
-
+	if (var->xres_virtual < var->xres)
+		var->xres_virtual = var->xres;
 	/* use highest possible virtual resolution */
-	if (var->xres_virtual == -1 &&
-	    var->yres_virtual == -1) {
-		printk(KERN_INFO
-		     "cirrusfb: using maximum available virtual resolution\n");
-		for (i = 0; modes[i].xres != -1; i++) {
-			int size = modes[i].xres * nom / den * modes[i].yres;
-			if (size < info->screen_size / 2)
-				break;
-		}
-		if (modes[i].xres == -1) {
-			printk(KERN_ERR "cirrusfb: could not find a virtual "
-				"resolution that fits into video memory!!\n");
-			DPRINTK("EXIT - EINVAL error\n");
-			return -EINVAL;
-		}
-		var->xres_virtual = modes[i].xres;
-		var->yres_virtual = modes[i].yres;
+	if (var->yres_virtual == -1) {
+		var->yres_virtual = pixels / var->xres_virtual;
 
 		printk(KERN_INFO "cirrusfb: virtual resolution set to "
 			"maximum of %dx%d\n", var->xres_virtual,
 			var->yres_virtual);
 	}
-
-	if (var->xres_virtual < var->xres)
-		var->xres_virtual = var->xres;
 	if (var->yres_virtual < var->yres)
 		var->yres_virtual = var->yres;
 
+	if (var->xres_virtual * var->yres_virtual > pixels) {
+		printk(KERN_ERR "cirrusfb: mode %dx%dx%d rejected... "
+		      "virtual resolution too high to fit into video memory!\n",
+			var->xres_virtual, var->yres_virtual,
+			var->bits_per_pixel);
+		DPRINTK("EXIT - EINVAL error\n");
+		return -EINVAL;
+	}
+
+
 	if (var->xoffset < 0)
 		var->xoffset = 0;
 	if (var->yoffset < 0)
diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
index 59df132cc37..4835bdc4e9f 100644
--- a/drivers/video/fb_defio.c
+++ b/drivers/video/fb_defio.c
@@ -114,6 +114,17 @@ static struct vm_operations_struct fb_deferred_io_vm_ops = {
 	.page_mkwrite	= fb_deferred_io_mkwrite,
 };
 
+static int fb_deferred_io_set_page_dirty(struct page *page)
+{
+	if (!PageDirty(page))
+		SetPageDirty(page);
+	return 0;
+}
+
+static const struct address_space_operations fb_deferred_io_aops = {
+	.set_page_dirty = fb_deferred_io_set_page_dirty,
+};
+
 static int fb_deferred_io_mmap(struct fb_info *info, struct vm_area_struct *vma)
 {
 	vma->vm_ops = &fb_deferred_io_vm_ops;
@@ -163,6 +174,14 @@ void fb_deferred_io_init(struct fb_info *info)
 }
 EXPORT_SYMBOL_GPL(fb_deferred_io_init);
 
+void fb_deferred_io_open(struct fb_info *info,
+			 struct inode *inode,
+			 struct file *file)
+{
+	file->f_mapping->a_ops = &fb_deferred_io_aops;
+}
+EXPORT_SYMBOL_GPL(fb_deferred_io_open);
+
 void fb_deferred_io_cleanup(struct fb_info *info)
 {
 	void *screen_base = (void __force *) info->screen_base;
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 6b487801eea..98843c2ecf7 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1344,6 +1344,10 @@ fb_open(struct inode *inode, struct file *file)
 		if (res)
 			module_put(info->fbops->owner);
 	}
+#ifdef CONFIG_FB_DEFERRED_IO
+	if (info->fbdefio)
+		fb_deferred_io_open(info, inode, file);
+#endif
 out:
 	unlock_kernel();
 	return res;
diff --git a/drivers/video/fsl-diu-fb.c b/drivers/video/fsl-diu-fb.c
index bd320a2bfb7..fb51197d1c9 100644
--- a/drivers/video/fsl-diu-fb.c
+++ b/drivers/video/fsl-diu-fb.c
@@ -479,6 +479,10 @@ static void adjust_aoi_size_position(struct fb_var_screeninfo *var,
 	base_plane_width = machine_data->fsl_diu_info[0]->var.xres;
 	base_plane_height = machine_data->fsl_diu_info[0]->var.yres;
 
+	if (mfbi->x_aoi_d < 0)
+		mfbi->x_aoi_d = 0;
+	if (mfbi->y_aoi_d < 0)
+		mfbi->y_aoi_d = 0;
 	switch (index) {
 	case 0:
 		if (mfbi->x_aoi_d != 0)
@@ -778,6 +782,22 @@ static void unmap_video_memory(struct fb_info *info)
 }
 
 /*
+ * Using the fb_var_screeninfo in fb_info we set the aoi of this
+ * particular framebuffer. It is a light version of fsl_diu_set_par.
+ */
+static int fsl_diu_set_aoi(struct fb_info *info)
+{
+	struct fb_var_screeninfo *var = &info->var;
+	struct mfb_info *mfbi = info->par;
+	struct diu_ad *ad = mfbi->ad;
+
+	/* AOI should not be greater than display size */
+	ad->offset_xyi = cpu_to_le32((var->yoffset << 16) | var->xoffset);
+	ad->offset_xyd = cpu_to_le32((mfbi->y_aoi_d << 16) | mfbi->x_aoi_d);
+	return 0;
+}
+
+/*
  * Using the fb_var_screeninfo in fb_info we set the resolution of this
  * particular framebuffer. This function alters the fb_fix_screeninfo stored
  * in fb_info. It does not alter var in fb_info since we are using that
@@ -817,11 +837,11 @@ static int fsl_diu_set_par(struct fb_info *info)
 		diu_ops.get_pixel_format(var->bits_per_pixel,
 					 machine_data->monitor_port);
 	ad->addr    = cpu_to_le32(info->fix.smem_start);
-	ad->src_size_g_alpha = cpu_to_le32((var->yres << 12) |
-				var->xres) | mfbi->g_alpha;
-	/* fix me. AOI should not be greater than display size */
+	ad->src_size_g_alpha = cpu_to_le32((var->yres_virtual << 12) |
+				var->xres_virtual) | mfbi->g_alpha;
+	/* AOI should not be greater than display size */
 	ad->aoi_size 	= cpu_to_le32((var->yres << 16) | var->xres);
-	ad->offset_xyi = 0;
+	ad->offset_xyi = cpu_to_le32((var->yoffset << 16) | var->xoffset);
 	ad->offset_xyd = cpu_to_le32((mfbi->y_aoi_d << 16) | mfbi->x_aoi_d);
 
 	/* Disable chroma keying function */
@@ -921,6 +941,8 @@ static int fsl_diu_pan_display(struct fb_var_screeninfo *var,
 	else
 		info->var.vmode &= ~FB_VMODE_YWRAP;
 
+	fsl_diu_set_aoi(info);
+
 	return 0;
 }
 
@@ -989,7 +1011,7 @@ static int fsl_diu_ioctl(struct fb_info *info, unsigned int cmd,
 		pr_debug("set AOI display offset of index %d to (%d,%d)\n",
 				 mfbi->index, aoi_d.x_aoi_d, aoi_d.y_aoi_d);
 		fsl_diu_check_var(&info->var, info);
-		fsl_diu_set_par(info);
+		fsl_diu_set_aoi(info);
 		break;
 	case MFB_GET_AOID:
 		aoi_d.x_aoi_d = mfbi->x_aoi_d;
diff --git a/drivers/video/pm2fb.c b/drivers/video/pm2fb.c
index 3f1ca2adda3..c6dd924976a 100644
--- a/drivers/video/pm2fb.c
+++ b/drivers/video/pm2fb.c
@@ -1746,6 +1746,7 @@ static void __devexit pm2fb_remove(struct pci_dev *pdev)
 	release_mem_region(fix->mmio_start, fix->mmio_len);
 
 	pci_set_drvdata(pdev, NULL);
+	fb_dealloc_cmap(&info->cmap);
 	kfree(info->pixmap.addr);
 	kfree(info);
 }
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index e7aa7ae8fca..97204497d9f 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -1031,7 +1031,9 @@ static void pxafb_setup_gpio(struct pxafb_info *fbi)
 	pxa_gpio_mode(GPIO74_LCD_FCLK_MD);
 	pxa_gpio_mode(GPIO75_LCD_LCLK_MD);
 	pxa_gpio_mode(GPIO76_LCD_PCLK_MD);
-	pxa_gpio_mode(GPIO77_LCD_ACBIAS_MD);
+
+	if ((lccr0 & LCCR0_PAS) == 0)
+		pxa_gpio_mode(GPIO77_LCD_ACBIAS_MD);
 }
 
 static void pxafb_enable_controller(struct pxafb_info *fbi)
@@ -1400,6 +1402,8 @@ static void pxafb_decode_mach_info(struct pxafb_info *fbi,
 	if (lcd_conn == LCD_MONO_STN_8BPP)
 		fbi->lccr0 |= LCCR0_DPD;
 
+	fbi->lccr0 |= (lcd_conn & LCD_ALTERNATE_MAPPING) ? LCCR0_LDDALT : 0;
+
 	fbi->lccr3 = LCCR3_Acb((inf->lcd_conn >> 10) & 0xff);
 	fbi->lccr3 |= (lcd_conn & LCD_BIAS_ACTIVE_LOW) ? LCCR3_OEP : 0;
 	fbi->lccr3 |= (lcd_conn & LCD_PCLK_EDGE_FALL)  ? LCCR3_PCP : 0;
@@ -1673,53 +1677,63 @@ MODULE_PARM_DESC(options, "LCD parameters (see Documentation/fb/pxafb.txt)");
 #define pxafb_setup_options()		(0)
 #endif
 
-static int __devinit pxafb_probe(struct platform_device *dev)
-{
-	struct pxafb_info *fbi;
-	struct pxafb_mach_info *inf;
-	struct resource *r;
-	int irq, ret;
-
-	dev_dbg(&dev->dev, "pxafb_probe\n");
-
-	inf = dev->dev.platform_data;
-	ret = -ENOMEM;
-	fbi = NULL;
-	if (!inf)
-		goto failed;
-
-	ret = pxafb_parse_options(&dev->dev, g_options);
-	if (ret < 0)
-		goto failed;
-
 #ifdef DEBUG_VAR
-	/* Check for various illegal bit-combinations. Currently only
-	 * a warning is given. */
+/* Check for various illegal bit-combinations. Currently only
+ * a warning is given. */
+static void __devinit pxafb_check_options(struct device *dev,
+					  struct pxafb_mach_info *inf)
+{
+	if (inf->lcd_conn)
+		return;
 
 	if (inf->lccr0 & LCCR0_INVALID_CONFIG_MASK)
-		dev_warn(&dev->dev, "machine LCCR0 setting contains "
+		dev_warn(dev, "machine LCCR0 setting contains "
 				"illegal bits: %08x\n",
 			inf->lccr0 & LCCR0_INVALID_CONFIG_MASK);
 	if (inf->lccr3 & LCCR3_INVALID_CONFIG_MASK)
-		dev_warn(&dev->dev, "machine LCCR3 setting contains "
+		dev_warn(dev, "machine LCCR3 setting contains "
 				"illegal bits: %08x\n",
 			inf->lccr3 & LCCR3_INVALID_CONFIG_MASK);
 	if (inf->lccr0 & LCCR0_DPD &&
 	    ((inf->lccr0 & LCCR0_PAS) != LCCR0_Pas ||
 	     (inf->lccr0 & LCCR0_SDS) != LCCR0_Sngl ||
 	     (inf->lccr0 & LCCR0_CMS) != LCCR0_Mono))
-		dev_warn(&dev->dev, "Double Pixel Data (DPD) mode is "
+		dev_warn(dev, "Double Pixel Data (DPD) mode is "
 				"only valid in passive mono"
 				" single panel mode\n");
 	if ((inf->lccr0 & LCCR0_PAS) == LCCR0_Act &&
 	    (inf->lccr0 & LCCR0_SDS) == LCCR0_Dual)
-		dev_warn(&dev->dev, "Dual panel only valid in passive mode\n");
+		dev_warn(dev, "Dual panel only valid in passive mode\n");
 	if ((inf->lccr0 & LCCR0_PAS) == LCCR0_Pas &&
 	     (inf->modes->upper_margin || inf->modes->lower_margin))
-		dev_warn(&dev->dev, "Upper and lower margins must be 0 in "
+		dev_warn(dev, "Upper and lower margins must be 0 in "
 				"passive mode\n");
+}
+#else
+#define pxafb_check_options(...)	do {} while (0)
 #endif
 
+static int __devinit pxafb_probe(struct platform_device *dev)
+{
+	struct pxafb_info *fbi;
+	struct pxafb_mach_info *inf;
+	struct resource *r;
+	int irq, ret;
+
+	dev_dbg(&dev->dev, "pxafb_probe\n");
+
+	inf = dev->dev.platform_data;
+	ret = -ENOMEM;
+	fbi = NULL;
+	if (!inf)
+		goto failed;
+
+	ret = pxafb_parse_options(&dev->dev, g_options);
+	if (ret < 0)
+		goto failed;
+
+	pxafb_check_options(&dev->dev, inf);
+
 	dev_dbg(&dev->dev, "got a %dx%dx%d LCD\n",
 			inf->modes->xres,
 			inf->modes->yres,
diff --git a/drivers/video/s3fb.c b/drivers/video/s3fb.c
index 8361bd0e3df..4dcec48a1d7 100644
--- a/drivers/video/s3fb.c
+++ b/drivers/video/s3fb.c
@@ -11,7 +11,6 @@
  * which is based on the code of neofb.
  */
 
-#include <linux/version.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index f6ef6cca73c..4c32c06579a 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -595,6 +595,8 @@ static int __init sh_mobile_lcdc_probe(struct platform_device *pdev)
 		info->fbops = &sh_mobile_lcdc_ops;
 		info->var.xres = info->var.xres_virtual = cfg->lcd_cfg.xres;
 		info->var.yres = info->var.yres_virtual = cfg->lcd_cfg.yres;
+		info->var.width = cfg->lcd_size_cfg.width;
+		info->var.height = cfg->lcd_size_cfg.height;
 		info->var.activate = FB_ACTIVATE_NOW;
 		error = sh_mobile_lcdc_set_bpp(&info->var, cfg->bpp);
 		if (error)
diff --git a/drivers/video/tdfxfb.c b/drivers/video/tdfxfb.c
index 77aafcfae03..4599a4385bc 100644
--- a/drivers/video/tdfxfb.c
+++ b/drivers/video/tdfxfb.c
@@ -95,7 +95,6 @@ static inline int mtrr_del(int reg, unsigned long base,
 #define VOODOO5_MAX_PIXCLOCK 350000
 
 static struct fb_fix_screeninfo tdfx_fix __devinitdata = {
-	.id =		"3Dfx",
 	.type =		FB_TYPE_PACKED_PIXELS,
 	.visual =	FB_VISUAL_PSEUDOCOLOR,
 	.ypanstep =	1,
@@ -426,7 +425,7 @@ static unsigned long do_lfb_size(struct tdfx_par *par, unsigned short dev_id)
 	if (dev_id < PCI_DEVICE_ID_3DFX_VOODOO5) {
 		/* Banshee/Voodoo3 */
 		chip_size = 2;
-		if (has_sgram && (draminit0 & DRAMINIT0_SGRAM_TYPE))
+		if (has_sgram && !(draminit0 & DRAMINIT0_SGRAM_TYPE))
 			chip_size = 1;
 	} else {
 		/* Voodoo4/5 */
@@ -1200,15 +1199,15 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev,
 	/* Configure the default fb_fix_screeninfo first */
 	switch (pdev->device) {
 	case PCI_DEVICE_ID_3DFX_BANSHEE:
-		strcat(tdfx_fix.id, " Banshee");
+		strcpy(tdfx_fix.id, "3Dfx Banshee");
 		default_par->max_pixclock = BANSHEE_MAX_PIXCLOCK;
 		break;
 	case PCI_DEVICE_ID_3DFX_VOODOO3:
-		strcat(tdfx_fix.id, " Voodoo3");
+		strcpy(tdfx_fix.id, "3Dfx Voodoo3");
 		default_par->max_pixclock = VOODOO3_MAX_PIXCLOCK;
 		break;
 	case PCI_DEVICE_ID_3DFX_VOODOO5:
-		strcat(tdfx_fix.id, " Voodoo5");
+		strcpy(tdfx_fix.id, "3Dfx Voodoo5");
 		default_par->max_pixclock = VOODOO5_MAX_PIXCLOCK;
 		break;
 	}
diff --git a/drivers/video/vermilion/vermilion.h b/drivers/video/vermilion/vermilion.h
index c4aba59d480..7491abfcf1f 100644
--- a/drivers/video/vermilion/vermilion.h
+++ b/drivers/video/vermilion/vermilion.h
@@ -30,7 +30,6 @@
 #define _VERMILION_H_
 
 #include <linux/kernel.h>
-#include <linux/version.h>
 #include <linux/pci.h>
 #include <asm/atomic.h>
 #include <linux/mutex.h>
diff --git a/drivers/video/vt8623fb.c b/drivers/video/vt8623fb.c
index 34aae7a2a62..3df17dc8c3d 100644
--- a/drivers/video/vt8623fb.c
+++ b/drivers/video/vt8623fb.c
@@ -12,7 +12,6 @@
  * (http://davesdomain.org.uk/viafb/)
  */
 
-#include <linux/version.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
diff --git a/drivers/video/xilinxfb.c b/drivers/video/xilinxfb.c
index 7b3a8423f48..5da3d2423cc 100644
--- a/drivers/video/xilinxfb.c
+++ b/drivers/video/xilinxfb.c
@@ -24,7 +24,6 @@
 #include <linux/device.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
-#include <linux/version.h>
 #include <linux/errno.h>
 #include <linux/string.h>
 #include <linux/mm.h>