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| author | Ondrej Zajicek <santiago@crfreenet.org> | 2007-05-08 00:40:00 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-08 11:15:33 -0700 |
| commit | 34ed25f50b347c7e1ff78f9308e025ddd57c2f20 (patch) | |
| tree | f6416c654f112c48063ed8071882f50088be3696 /drivers/video/s3fb.c | |
| parent | 9a31f0f7679aeaf79c613feaa3f4170741ccb218 (diff) | |
| download | kernel_samsung_aries-34ed25f50b347c7e1ff78f9308e025ddd57c2f20.zip kernel_samsung_aries-34ed25f50b347c7e1ff78f9308e025ddd57c2f20.tar.gz kernel_samsung_aries-34ed25f50b347c7e1ff78f9308e025ddd57c2f20.tar.bz2 | |
s3fb: updates
Move s3fb_get_tilemax to svgalib.c as svga_get_tilemax, because it reports
limitation of other code from svgalib (svga_settile, svga_tilecopy, ...)
Limit font width to 8 pixels in 4 bpp mode.
Signed-off-by: Ondrej Zajicek <santiago@crfreenet.org>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/s3fb.c')
| -rw-r--r-- | drivers/video/s3fb.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/video/s3fb.c b/drivers/video/s3fb.c index 4d0e204..756fafb 100644 --- a/drivers/video/s3fb.c +++ b/drivers/video/s3fb.c @@ -183,18 +183,13 @@ static void s3fb_settile_fast(struct fb_info *info, struct fb_tilemap *map) } } -static int s3fb_get_tilemax(struct fb_info *info) -{ - return 256; -} - static struct fb_tile_ops s3fb_tile_ops = { .fb_settile = svga_settile, .fb_tilecopy = svga_tilecopy, .fb_tilefill = svga_tilefill, .fb_tileblit = svga_tileblit, .fb_tilecursor = svga_tilecursor, - .fb_get_tilemax = s3fb_get_tilemax, + .fb_get_tilemax = svga_get_tilemax, }; static struct fb_tile_ops s3fb_fast_tile_ops = { @@ -203,7 +198,7 @@ static struct fb_tile_ops s3fb_fast_tile_ops = { .fb_tilefill = svga_tilefill, .fb_tileblit = svga_tileblit, .fb_tilecursor = svga_tilecursor, - .fb_get_tilemax = s3fb_get_tilemax, + .fb_get_tilemax = svga_get_tilemax, }; @@ -459,9 +454,10 @@ static int s3fb_set_par(struct fb_info *info) info->flags &= ~FBINFO_MISC_TILEBLITTING; info->tileops = NULL; - /* supports blit rectangles of any dimension */ - info->pixmap.blit_x = ~(u32)0; + /* in 4bpp supports 8p wide tiles only, any tiles otherwise */ + info->pixmap.blit_x = (bpp == 4) ? (1 << (8 - 1)) : (~(u32)0); info->pixmap.blit_y = ~(u32)0; + offset_value = (info->var.xres_virtual * bpp) / 64; screen_size = info->var.yres_virtual * info->fix.line_length; } else { @@ -470,6 +466,7 @@ static int s3fb_set_par(struct fb_info *info) info->flags |= FBINFO_MISC_TILEBLITTING; info->tileops = fasttext ? &s3fb_fast_tile_ops : &s3fb_tile_ops; + /* supports 8x16 tiles only */ info->pixmap.blit_x = 1 << (8 - 1); info->pixmap.blit_y = 1 << (16 - 1); |