The patch titled
pm2fb: big endian fix
has been removed from the -mm tree. Its filename was
pm2fb-big-endian-fix.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: pm2fb: big endian fix
From: Krzysztof Helt <[EMAIL PROTECTED]>
Fix garbled letters on big endian machines with acceleration enabled.
This makes pm2fb works fine with full acceleration on sparc machine (card
known as Sun PGX-32 or TechSource Raptor GFX-8P).
Signed-off-by: Krzysztof Helt <[EMAIL PROTECTED]>
Cc: Geert Uytterhoeven <[EMAIL PROTECTED]>
Cc: "David S. Miller" <[EMAIL PROTECTED]>
Cc: "Antonino A. Daplas" <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/video/pm2fb.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff -puN drivers/video/pm2fb.c~pm2fb-big-endian-fix drivers/video/pm2fb.c
--- a/drivers/video/pm2fb.c~pm2fb-big-endian-fix
+++ a/drivers/video/pm2fb.c
@@ -1159,6 +1159,11 @@ static void pm2fb_imageblit(struct fb_in
u32 fgx, bgx;
const u32 *src = (const u32 *)image->data;
u32 xres = (info->var.xres + 31) & ~31;
+ int raster_mode = 1; /* invert bits */
+
+#ifdef __LITTLE_ENDIAN
+ raster_mode |= 3 << 7; /* reverse byte order */
+#endif
if (info->state != FBINFO_STATE_RUNNING)
return;
@@ -1208,9 +1213,8 @@ static void pm2fb_imageblit(struct fb_in
pm2_WR(par, PM2R_RENDER,
PM2F_RENDER_RECTANGLE |
PM2F_INCREASE_X | PM2F_INCREASE_Y);
- /* BitMapPackEachScanline & invert bits and byte order*/
- /* force background */
- pm2_WR(par, PM2R_RASTERIZER_MODE, (1 << 9) | 1 | (3 << 7));
+ /* BitMapPackEachScanline */
+ pm2_WR(par, PM2R_RASTERIZER_MODE, raster_mode | (1 << 9));
pm2_WR(par, PM2R_CONSTANT_COLOR, fgx);
pm2_WR(par, PM2R_RENDER,
PM2F_RENDER_RECTANGLE |
@@ -1224,8 +1228,7 @@ static void pm2fb_imageblit(struct fb_in
PM2F_RENDER_RECTANGLE |
PM2F_RENDER_FASTFILL |
PM2F_INCREASE_X | PM2F_INCREASE_Y);
- /* invert bits and byte order*/
- pm2_WR(par, PM2R_RASTERIZER_MODE, 1 | (3 << 7));
+ pm2_WR(par, PM2R_RASTERIZER_MODE, raster_mode);
pm2_WR(par, PM2R_FB_BLOCK_COLOR, fgx);
pm2_WR(par, PM2R_RENDER,
PM2F_RENDER_RECTANGLE |
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
origin.patch
-
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