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drm/msm: don't crash if no msm.vram param 

If VRAM carveout is used, due to no IOMMU, we should have a default
value for msm.vram so that we don't simply crash.

Reported-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Rob Clark 2014-09-08 14:24:57 -04:00
parent 28a38b6562
commit 3a10ba8c6b
1 changed files with 1 additions and 1 deletions
drivers/gpu/drm/msm
msm_drv.c

2
drivers/gpu/drm/msm/msm_drv.c
View File

@ -52,7 +52,7 @@ module_param(reglog, bool, 0600);
#define reglog 0 #define reglog 0
#endif #endif
static char *vram; static char *vram = "16m";
MODULE_PARM_DESC(vram, "Configure VRAM size (for devices without IOMMU/GPUMMU"); MODULE_PARM_DESC(vram, "Configure VRAM size (for devices without IOMMU/GPUMMU");
module_param(vram, charp, 0); module_param(vram, charp, 0);