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modesetting: workaround kernel bug reporting 0x0 as valid mins 

It reports these but then you can't create a 0 sized bo.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2012-06-05 14:41:18 +01:00
parent e07c945ab9
commit ec79187d9a
1 changed files with 4 additions and 0 deletions
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4
hw/xfree86/drivers/modesetting/drmmode_display.c
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@ -1379,6 +1379,10 @@ void drmmode_get_default_bpp(ScrnInfoPtr pScrn, drmmode_ptr drmmode, int *depth,
if (!mode_res)
return;
if (mode_res->min_width == 0)
mode_res->min_width = 1;
if (mode_res->min_height == 0)
mode_res->min_height = 1;
/*create a bo */
bo = dumb_bo_create(drmmode->fd, mode_res->min_width, mode_res->min_height, 32);
if (!bo) {