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[CG6]: fix memory size detection

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This patch fixes memory size detection on the CG6 card.
The 1MB TGX card has dblbuf property set to 0.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Krzysztof Helt 2007-08-01 21:39:32 -07:00 committed by David S. Miller
parent 63213196fd
commit 3fc701d5d4
1 changed files with 4 additions and 1 deletions
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5
drivers/video/cg6.c
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@ -677,6 +677,7 @@ static int __devinit cg6_probe(struct of_device *op, const struct of_device_id *
struct fb_info *info;
struct cg6_par *par;
int linebytes, err;
int dblbuf;
info = framebuffer_alloc(sizeof(struct cg6_par), &op->dev);
@ -698,7 +699,9 @@ static int __devinit cg6_probe(struct of_device *op, const struct of_device_id *
linebytes = of_getintprop_default(dp, "linebytes",
info->var.xres);
par->fbsize = PAGE_ALIGN(linebytes * info->var.yres);
if (of_find_property(dp, "dblbuf", NULL))
dblbuf = of_getintprop_default(dp, "dblbuf", 0);
if (dblbuf)
par->fbsize *= 4;
par->fbc = of_ioremap(&op->resource[0], CG6_FBC_OFFSET,