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| author | Alex Deucher <alexander.deucher@amd.com> | 2012-12-05 00:27:33 +0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2012-12-11 01:53:34 +0400 |
| commit | f60cbd117a416830d5a7effc208eab8470a19167 (patch) | |
| tree | 0b4afcd96291498ff983eac850fc0171121ab645 /drivers/gpu/drm/radeon/evergreend.h | |
| parent | 233d1ad59a2895e348259bb6f9f4528a75ea7752 (diff) | |
| download | linux-f60cbd117a416830d5a7effc208eab8470a19167.tar.xz | |
drm/radeon/kms: Add initial support for async DMA on cayman/TN
There are 2 async DMA engines on cayman, one at 0xd000 and
one at 0xd800. The programming interface is the same as
evergreen however there are some changes to the commands
for using vmids.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/evergreend.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreend.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h index 92d1f4521caf..7b4a650e33b2 100644 --- a/drivers/gpu/drm/radeon/evergreend.h +++ b/drivers/gpu/drm/radeon/evergreend.h @@ -918,6 +918,8 @@ # define CTXEMPTY_INT_ENABLE (1 << 28) #define DMA_TILING_CONFIG 0xD0B8 +#define CAYMAN_DMA1_CNTL 0xd82c + /* async DMA packets */ #define DMA_PACKET(cmd, t, s, n) ((((cmd) & 0xF) << 28) | \ (((t) & 0x1) << 23) | \ |