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drm: fix issues with systems with no MTRR 

On systems with no MTRR we should still define the interface.

Original bug from apkm.
Signed-off-by: Dave Airlie <airlied@linux.ie>
hifive-unleashed-5.1
Dave Airlie 2006-01-12 20:44:30 +11:00 committed by Dave Airlie
parent aab8df141f
commit 9c7d462eda
1 changed files with 14 additions and 0 deletions
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14
drivers/char/drm/drmP.h
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@ -767,6 +767,20 @@ static inline int drm_mtrr_del(int handle, unsigned long offset,
#else
#define drm_core_has_MTRR(dev) (0)
#define DRM_MTRR_WC 0
static inline int drm_mtrr_add(unsigned long offset, unsigned long size,
unsigned int flags)
{
return 0;
}
static inline int drm_mtrr_del(int handle, unsigned long offset,
unsigned long size, unsigned int flags)
{
return 0;
}
#endif
/******************************************************************/