Merge branch 'upstream-fixes'

9 files changed, 85 insertions, 54 deletions

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index e34104d3263..c3441b3f086 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1464,8 +1464,10 @@ static int deregister_disk(struct gendisk *disk, drive_info_struct *drv,
 			request_queue_t *q = disk->queue;
 			if (disk->flags & GENHD_FL_UP)
 				del_gendisk(disk);
-			if (q)	
+			if (q) {
 				blk_cleanup_queue(q);
+				drv->queue = NULL;
+			}
 		}
 	}
 
diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 03839ea3109..9f2b4efd0c7 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -1522,7 +1522,7 @@ static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
 
 	dev_priv->gart_size = init->gart_size;
 	dev_priv->gart_vm_start = dev_priv->fb_location
-	    + RADEON_READ(RADEON_CONFIG_APER_SIZE);
+	    + RADEON_READ(RADEON_CONFIG_APER_SIZE) * 2;
 
 #if __OS_HAS_AGP
 	if (!dev_priv->is_pci)
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index 8b6e2a11e28..00d683063c0 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -2280,7 +2280,7 @@ static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev)
  	}
 
 	if (unlikely(skge->tx_avail < skb_shinfo(skb)->nr_frags +1)) {
-		if (!netif_stopped(dev)) {
+		if (!netif_queue_stopped(dev)) {
 			netif_stop_queue(dev);
 
 			printk(KERN_WARNING PFX "%s: ring full when queue awake!\n",
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 665ae79e1fd..d0a0fdbd0fc 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -2443,7 +2443,7 @@ static void ata_sg_clean(struct ata_queued_cmd *qc)
 			struct scatterlist *psg = &qc->pad_sgent;
 			void *addr = kmap_atomic(psg->page, KM_IRQ0);
 			memcpy(addr + psg->offset, pad_buf, qc->pad_len);
-			kunmap_atomic(psg->page, KM_IRQ0);
+			kunmap_atomic(addr, KM_IRQ0);
 		}
 	} else {
 		if (sg_dma_len(&sg[0]) > 0)
@@ -2717,7 +2717,7 @@ static int ata_sg_setup(struct ata_queued_cmd *qc)
 		if (qc->tf.flags & ATA_TFLAG_WRITE) {
 			void *addr = kmap_atomic(psg->page, KM_IRQ0);
 			memcpy(pad_buf, addr + psg->offset, qc->pad_len);
-			kunmap_atomic(psg->page, KM_IRQ0);
+			kunmap_atomic(addr, KM_IRQ0);
 		}
 
 		sg_dma_address(psg) = ap->pad_dma + (qc->tag * ATA_DMA_PAD_SZ);
diff --git a/drivers/video/cfbcopyarea.c b/drivers/video/cfbcopyarea.c
index cdc71572cf3..74415325b01 100644
--- a/drivers/video/cfbcopyarea.c
+++ b/drivers/video/cfbcopyarea.c
@@ -64,8 +64,8 @@ bitcpy(unsigned long __iomem *dst, int dst_idx, const unsigned long __iomem *src
 	int const shift = dst_idx-src_idx;
 	int left, right;
 
-	first = ~0UL >> dst_idx;
-	last = ~(~0UL >> ((dst_idx+n) % bits));
+	first = FB_SHIFT_HIGH(~0UL, dst_idx);
+	last = ~(FB_SHIFT_HIGH(~0UL, (dst_idx+n) % bits));
 
 	if (!shift) {
 		// Same alignment for source and dest
@@ -216,8 +216,8 @@ bitcpy_rev(unsigned long __iomem *dst, int dst_idx, const unsigned long __iomem
 
 	shift = dst_idx-src_idx;
 
-	first = ~0UL << (bits - 1 - dst_idx);
-	last = ~(~0UL << (bits - 1 - ((dst_idx-n) % bits)));
+	first = FB_SHIFT_LOW(~0UL, bits - 1 - dst_idx);
+	last = ~(FB_SHIFT_LOW(~0UL, bits - 1 - ((dst_idx-n) % bits)));
 
 	if (!shift) {
 		// Same alignment for source and dest
diff --git a/drivers/video/cfbfillrect.c b/drivers/video/cfbfillrect.c
index 167d9314e6e..e5ff62e9cfb 100644
--- a/drivers/video/cfbfillrect.c
+++ b/drivers/video/cfbfillrect.c
@@ -110,8 +110,8 @@ bitfill_aligned(unsigned long __iomem *dst, int dst_idx, unsigned long pat, unsi
 	if (!n)
 		return;
 
-	first = ~0UL >> dst_idx;
-	last = ~(~0UL >> ((dst_idx+n) % bits));
+	first = FB_SHIFT_HIGH(~0UL, dst_idx);
+	last = ~(FB_SHIFT_HIGH(~0UL, (dst_idx+n) % bits));
 
 	if (dst_idx+n <= bits) {
 		// Single word
@@ -167,8 +167,8 @@ bitfill_unaligned(unsigned long __iomem *dst, int dst_idx, unsigned long pat,
 	if (!n)
 		return;
 
-	first = ~0UL >> dst_idx;
-	last = ~(~0UL >> ((dst_idx+n) % bits));
+	first = FB_SHIFT_HIGH(~0UL, dst_idx);
+	last = ~(FB_SHIFT_HIGH(~0UL, (dst_idx+n) % bits));
 
 	if (dst_idx+n <= bits) {
 		// Single word
@@ -221,8 +221,8 @@ bitfill_aligned_rev(unsigned long __iomem *dst, int dst_idx, unsigned long pat,
 	if (!n)
 		return;
 
-	first = ~0UL >> dst_idx;
-	last = ~(~0UL >> ((dst_idx+n) % bits));
+	first = FB_SHIFT_HIGH(~0UL, dst_idx);
+	last = ~(FB_SHIFT_HIGH(~0UL, (dst_idx+n) % bits));
 
 	if (dst_idx+n <= bits) {
 		// Single word
@@ -290,8 +290,8 @@ bitfill_unaligned_rev(unsigned long __iomem *dst, int dst_idx, unsigned long pat
 	if (!n)
 		return;
 
-	first = ~0UL >> dst_idx;
-	last = ~(~0UL >> ((dst_idx+n) % bits));
+	first = FB_SHIFT_HIGH(~0UL, dst_idx);
+	last = ~(FB_SHIFT_HIGH(~0UL, (dst_idx+n) % bits));
 
 	if (dst_idx+n <= bits) {
 		// Single word
diff --git a/drivers/video/cfbimgblt.c b/drivers/video/cfbimgblt.c
index a7770c4f17d..910e2338a27 100644
--- a/drivers/video/cfbimgblt.c
+++ b/drivers/video/cfbimgblt.c
@@ -76,18 +76,6 @@ static u32 cfb_tab32[] = {
 #define FB_WRITEL fb_writel
 #define FB_READL  fb_readl
 
-#if defined (__BIG_ENDIAN)
-#define LEFT_POS(bpp)          (32 - bpp)
-#define SHIFT_HIGH(val, bits)  ((val) >> (bits))
-#define SHIFT_LOW(val, bits)   ((val) << (bits))
-#define BIT_NR(b)              (7 - (b))
-#else
-#define LEFT_POS(bpp)          (0)
-#define SHIFT_HIGH(val, bits)  ((val) << (bits))
-#define SHIFT_LOW(val, bits)   ((val) >> (bits))
-#define BIT_NR(b)              (b)
-#endif
-
 static inline void color_imageblit(const struct fb_image *image, 
 				   struct fb_info *p, u8 __iomem *dst1, 
 				   u32 start_index,
@@ -109,7 +97,7 @@ static inline void color_imageblit(const struct fb_image *image,
 		val = 0;
 		
 		if (start_index) {
-			u32 start_mask = ~(SHIFT_HIGH(~(u32)0, start_index));
+			u32 start_mask = ~(FB_SHIFT_HIGH(~(u32)0, start_index));
 			val = FB_READL(dst) & start_mask;
 			shift = start_index;
 		}
@@ -119,20 +107,20 @@ static inline void color_imageblit(const struct fb_image *image,
 				color = palette[*src];
 			else
 				color = *src;
-			color <<= LEFT_POS(bpp);
-			val |= SHIFT_HIGH(color, shift);
+			color <<= FB_LEFT_POS(bpp);
+			val |= FB_SHIFT_HIGH(color, shift);
 			if (shift >= null_bits) {
 				FB_WRITEL(val, dst++);
 	
 				val = (shift == null_bits) ? 0 : 
-					SHIFT_LOW(color, 32 - shift);
+					FB_SHIFT_LOW(color, 32 - shift);
 			}
 			shift += bpp;
 			shift &= (32 - 1);
 			src++;
 		}
 		if (shift) {
-			u32 end_mask = SHIFT_HIGH(~(u32)0, shift);
+			u32 end_mask = FB_SHIFT_HIGH(~(u32)0, shift);
 
 			FB_WRITEL((FB_READL(dst) & end_mask) | val, dst);
 		}
@@ -162,6 +150,8 @@ static inline void slow_imageblit(const struct fb_image *image, struct fb_info *
 	u32 i, j, l;
 	
 	dst2 = (u32 __iomem *) dst1;
+	fgcolor <<= FB_LEFT_POS(bpp);
+	bgcolor <<= FB_LEFT_POS(bpp);
 
 	for (i = image->height; i--; ) {
 		shift = val = 0;
@@ -172,22 +162,21 @@ static inline void slow_imageblit(const struct fb_image *image, struct fb_info *
 
 		/* write leading bits */
 		if (start_index) {
-			u32 start_mask = ~(SHIFT_HIGH(~(u32)0, start_index));
+			u32 start_mask = ~(FB_SHIFT_HIGH(~(u32)0,start_index));
 			val = FB_READL(dst) & start_mask;
 			shift = start_index;
 		}
 
 		while (j--) {
 			l--;
-			color = (*s & 1 << (BIT_NR(l))) ? fgcolor : bgcolor;
-			color <<= LEFT_POS(bpp);
-			val |= SHIFT_HIGH(color, shift);
+			color = (*s & 1 << (FB_BIT_NR(l))) ? fgcolor : bgcolor;
+			val |= FB_SHIFT_HIGH(color, shift);
 			
 			/* Did the bitshift spill bits to the next long? */
 			if (shift >= null_bits) {
 				FB_WRITEL(val, dst++);
 				val = (shift == null_bits) ? 0 :
-					 SHIFT_LOW(color,32 - shift);
+					FB_SHIFT_LOW(color,32 - shift);
 			}
 			shift += bpp;
 			shift &= (32 - 1);
@@ -196,7 +185,7 @@ static inline void slow_imageblit(const struct fb_image *image, struct fb_info *
 
 		/* write trailing bits */
  		if (shift) {
-			u32 end_mask = SHIFT_HIGH(~(u32)0, shift);
+			u32 end_mask = FB_SHIFT_HIGH(~(u32)0, shift);
 
 			FB_WRITEL((FB_READL(dst) & end_mask) | val, dst);
 		}
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index bcea87c3cc0..3660e51b261 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -2048,7 +2048,7 @@ static int fbcon_switch(struct vc_data *vc)
 	struct fbcon_ops *ops;
 	struct display *p = &fb_display[vc->vc_num];
 	struct fb_var_screeninfo var;
-	int i, prev_console;
+	int i, prev_console, charcnt = 256;
 
 	info = registered_fb[con2fb_map[vc->vc_num]];
 	ops = info->fbcon_par;
@@ -2103,7 +2103,8 @@ static int fbcon_switch(struct vc_data *vc)
 	fb_set_var(info, &var);
 	ops->var = info->var;
 
-	if (old_info != NULL && old_info != info) {
+	if (old_info != NULL && (old_info != info ||
+				 info->flags & FBINFO_MISC_ALWAYS_SETPAR)) {
 		if (info->fbops->fb_set_par)
 			info->fbops->fb_set_par(info);
 		fbcon_del_cursor_timer(old_info);
@@ -2120,6 +2121,13 @@ static int fbcon_switch(struct vc_data *vc)
 
 	vc->vc_can_do_color = (fb_get_color_depth(&info->var, &info->fix)!=1);
 	vc->vc_complement_mask = vc->vc_can_do_color ? 0x7700 : 0x0800;
+
+	if (p->userfont)
+		charcnt = FNTCHARCNT(vc->vc_font.data);
+
+	if (charcnt > 256)
+		vc->vc_complement_mask <<= 1;
+
 	updatescrollmode(p, info, vc);
 
 	switch (p->scrollmode) {
@@ -2139,8 +2147,12 @@ static int fbcon_switch(struct vc_data *vc)
 
 	scrollback_max = 0;
 	scrollback_current = 0;
-	ops->var.xoffset = ops->var.yoffset = p->yscroll = 0;
-	ops->update_start(info);
+
+	if (!fbcon_is_inactive(vc, info)) {
+	    ops->var.xoffset = ops->var.yoffset = p->yscroll = 0;
+	    ops->update_start(info);
+	}
+
 	fbcon_set_palette(vc, color_table); 	
 	fbcon_clear_margins(vc, 0);
 
@@ -2184,11 +2196,14 @@ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch)
 		ops->graphics = 1;
 
 		if (!blank) {
+			if (info->fbops->fb_save_state)
+				info->fbops->fb_save_state(info);
 			var.activate = FB_ACTIVATE_NOW | FB_ACTIVATE_FORCE;
 			fb_set_var(info, &var);
 			ops->graphics = 0;
 			ops->var = info->var;
-		}
+		} else if (info->fbops->fb_restore_state)
+			info->fbops->fb_restore_state(info);
 	}
 
  	if (!fbcon_is_inactive(vc, info)) {
@@ -2736,8 +2751,12 @@ static void fbcon_modechanged(struct fb_info *info)
 		updatescrollmode(p, info, vc);
 		scrollback_max = 0;
 		scrollback_current = 0;
-		ops->var.xoffset = ops->var.yoffset = p->yscroll = 0;
-		ops->update_start(info);
+
+		if (!fbcon_is_inactive(vc, info)) {
+		    ops->var.xoffset = ops->var.yoffset = p->yscroll = 0;
+		    ops->update_start(info);
+		}
+
 		fbcon_set_palette(vc, color_table);
 		update_screen(vc);
 		if (softback_buf)
@@ -2774,8 +2793,13 @@ static void fbcon_set_all_vcs(struct fb_info *info)
 			updatescrollmode(p, info, vc);
 			scrollback_max = 0;
 			scrollback_current = 0;
-			ops->var.xoffset = ops->var.yoffset = p->yscroll = 0;
-			ops->update_start(info);
+
+			if (!fbcon_is_inactive(vc, info)) {
+			    ops->var.xoffset = ops->var.yoffset =
+				p->yscroll = 0;
+			    ops->update_start(info);
+			}
+
 			fbcon_set_palette(vc, color_table);
 			update_screen(vc);
 			if (softback_buf)
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 6240aedb415..10dfdf03526 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -722,14 +722,30 @@ static void try_to_load(int fb)
 int
 fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var)
 {
+	struct fb_fix_screeninfo *fix = &info->fix;
         int xoffset = var->xoffset;
         int yoffset = var->yoffset;
-        int err;
+        int err = 0, yres = info->var.yres;
+
+	if (var->yoffset > 0) {
+		if (var->vmode & FB_VMODE_YWRAP) {
+			if (!fix->ywrapstep || (var->yoffset % fix->ywrapstep))
+				err = -EINVAL;
+			else
+				yres = 0;
+		} else if (!fix->ypanstep || (var->yoffset % fix->ypanstep))
+			err = -EINVAL;
+	}
+
+	if (var->xoffset > 0 && (!fix->xpanstep ||
+				 (var->xoffset % fix->xpanstep)))
+		err = -EINVAL;
+
+        if (err || !info->fbops->fb_pan_display || xoffset < 0 ||
+	    yoffset < 0 || var->yoffset + yres > info->var.yres_virtual ||
+	    var->xoffset + info->var.xres > info->var.xres_virtual)
+		return -EINVAL;
 
-        if (xoffset < 0 || yoffset < 0 || !info->fbops->fb_pan_display ||
-            xoffset + info->var.xres > info->var.xres_virtual ||
-            yoffset + info->var.yres > info->var.yres_virtual)
-                return -EINVAL;
 	if ((err = info->fbops->fb_pan_display(var, info)))
 		return err;
         info->var.xoffset = var->xoffset;