diff options
| author | Eric Anholt <anholt@freebsd.org> | 2003-04-26 23:32:00 +0000 |
|---|---|---|
| committer | Eric Anholt <anholt@freebsd.org> | 2003-04-26 23:32:00 +0000 |
| commit | 766a1da2e5841959246abab9cf27c79d75636129 (patch) | |
| tree | 67b55933353dec843e44540882c61b87e81c8b88 /linux-core | |
| parent | a172ee2a18b715a6de9b8e914aecd8414a4f3b2d (diff) | |
Remove the map argument from DRM_*MEMORYBARRIER. Not all of the uses of
DRM_*MEMORYBARRIER we had were related to an MMIO space. This means
arch-specific code on the BSDs, unfortunately. Also add
DRM_MEMORYBARRIER() and change the DRM_READMEMORYBARRIER()s that used
to be read/write barriers to it.
Diffstat (limited to 'linux-core')
| -rw-r--r-- | linux-core/drm_os_linux.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/linux-core/drm_os_linux.h b/linux-core/drm_os_linux.h index eed91766..e804399a 100644 --- a/linux-core/drm_os_linux.h +++ b/linux-core/drm_os_linux.h @@ -12,8 +12,9 @@ #define DRM_READ32(map, offset) readl(((unsigned long)(map)->handle) + (offset)) #define DRM_WRITE8(map, offset, val) writeb(val, ((unsigned long)(map)->handle) + (offset)) #define DRM_WRITE32(map, offset, val) writel(val, ((unsigned long)(map)->handle) + (offset)) -#define DRM_READMEMORYBARRIER(map) mb() -#define DRM_WRITEMEMORYBARRIER(map) wmb() +#define DRM_READMEMORYBARRIER() rmb() +#define DRM_WRITEMEMORYBARRIER() wmb() +#define DRM_MEMORYBARRIER() mb() #define DRM_DEVICE drm_file_t *priv = filp->private_data; \ drm_device_t *dev = priv->dev |