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cirrusfb: fix 16bpp modes

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The 16bpp mode did not work on the Cirrus cards as the visual type was set
to DIRECTCOLOR instead of TRUECOLOR.  The Alpine family used one incorrect
register setting so this 16bpp modes generated wrong horizontal frequency.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Krzysztof Helt 2008-10-15 22:03:41 -07:00 committed by Linus Torvalds
parent 55a0dd83eb
commit 3b921832d4
1 changed files with 2 additions and 5 deletions
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7
drivers/video/cirrusfb.c
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@ -657,7 +657,7 @@ static int cirrusfb_decode_var(const struct fb_var_screeninfo *var,
case 16:
case 32:
info->fix.line_length = var->xres_virtual * maxclockidx;
info->fix.visual = FB_VISUAL_DIRECTCOLOR;
info->fix.visual = FB_VISUAL_TRUECOLOR;
break;
default:
@ -1178,10 +1178,7 @@ static int cirrusfb_set_par_foo(struct fb_info *info)
case BT_ALPINE:
DPRINTK(" (for GD543x)\n");
if (var->xres >= 1024)
vga_wseq(regbase, CL_SEQR7, 0xa7);
else
vga_wseq(regbase, CL_SEQR7, 0xa3);
vga_wseq(regbase, CL_SEQR7, 0xa7);
cirrusfb_set_mclk(cinfo, regs.mclk, regs.divMCLK);
break;