diff options
| author | Antonino A. Daplas <adaplas@gmail.com> | 2007-07-17 04:05:37 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-17 10:23:12 -0700 |
| commit | 9058be43cf9f32b6c636aa6954b4f1a6b22098f6 (patch) | |
| tree | 1702628f2091d5a1bdeca4ec1746319603bf1567 /drivers/video/gbefb.c | |
| parent | c771eba1fe7168d6f2cbc52efa55b3838bd05b05 (diff) | |
gbefb: the pseudo_palette is only 16 elements long
The pseudo_palette is only 16 elements long.
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/gbefb.c')
| -rw-r--r-- | drivers/video/gbefb.c | 41 |
1 files changed, 21 insertions, 20 deletions
diff --git a/drivers/video/gbefb.c b/drivers/video/gbefb.c index bf0e60b5a3b6..b9b572b293d4 100644 --- a/drivers/video/gbefb.c +++ b/drivers/video/gbefb.c @@ -86,7 +86,7 @@ static int gbe_revision; static int ypan, ywrap; -static uint32_t pseudo_palette[256]; +static uint32_t pseudo_palette[16]; static char *mode_option __initdata = NULL; @@ -854,8 +854,7 @@ static int gbefb_setcolreg(unsigned regno, unsigned red, unsigned green, green >>= 8; blue >>= 8; - switch (info->var.bits_per_pixel) { - case 8: + if (info->var.bits_per_pixel <= 8) { /* wait for the color map FIFO to have a free entry */ for (i = 0; i < 1000 && gbe->cm_fifo >= 63; i++) udelay(10); @@ -864,23 +863,25 @@ static int gbefb_setcolreg(unsigned regno, unsigned red, unsigned green, return 1; } gbe->cmap[regno] = (red << 24) | (green << 16) | (blue << 8); - break; - case 15: - case 16: - red >>= 3; - green >>= 3; - blue >>= 3; - pseudo_palette[regno] = - (red << info->var.red.offset) | - (green << info->var.green.offset) | - (blue << info->var.blue.offset); - break; - case 32: - pseudo_palette[regno] = - (red << info->var.red.offset) | - (green << info->var.green.offset) | - (blue << info->var.blue.offset); - break; + } else if (regno < 16) { + switch (info->var.bits_per_pixel) { + case 15: + case 16: + red >>= 3; + green >>= 3; + blue >>= 3; + pseudo_palette[regno] = + (red << info->var.red.offset) | + (green << info->var.green.offset) | + (blue << info->var.blue.offset); + break; + case 32: + pseudo_palette[regno] = + (red << info->var.red.offset) | + (green << info->var.green.offset) | + (blue << info->var.blue.offset); + break; + } } return 0; |