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path: root/drivers/video/s3fb.c
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Diffstat (limited to 'drivers/video/s3fb.c')
-rw-r--r--drivers/video/s3fb.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/video/s3fb.c b/drivers/video/s3fb.c
index 4d0e204dd8a..756fafb41d7 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);