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| author | Alex Deucher <alexander.deucher@amd.com> | 2013-07-31 01:31:07 +0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-08-08 01:37:13 +0400 |
| commit | 1518dd8efd47918bb269f1470030592875953f6c (patch) | |
| tree | ccc676f40b8c16c71c357a6dfc35097c047d89a1 /drivers/gpu/drm/radeon/r600d.h | |
| parent | ce149a9406c104e7a361afae18a13d4eaa5c2429 (diff) | |
| download | linux-1518dd8efd47918bb269f1470030592875953f6c.tar.xz | |
drm/radeon: fix audio dto calculation on DCE3+ (v3)
Need to set the wallclock ratio and adjust the phase
and module registers appropriately. May fix problems
with audio timing at certain display timings.
v2: properly handle clocks below 24mhz
v3: rebase r600 changes
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/r600d.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600d.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h index 8e3fe815edab..7c780839a7f4 100644 --- a/drivers/gpu/drm/radeon/r600d.h +++ b/drivers/gpu/drm/radeon/r600d.h @@ -933,6 +933,9 @@ #define DCCG_AUDIO_DTO0_LOAD 0x051c # define DTO_LOAD (1 << 31) #define DCCG_AUDIO_DTO0_CNTL 0x0520 +# define DCCG_AUDIO_DTO_WALLCLOCK_RATIO(x) (((x) & 7) << 0) +# define DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK 7 +# define DCCG_AUDIO_DTO_WALLCLOCK_RATIO_SHIFT 0 #define DCCG_AUDIO_DTO1_PHASE 0x0524 #define DCCG_AUDIO_DTO1_MODULE 0x0528 |