diff options
| author | Harry Wentland <harry.wentland@amd.com> | 2020-05-01 14:23:37 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-05-21 12:37:19 -0400 |
| commit | 8a791dabea181607f27aacb89c5e75a2eaaf0586 (patch) | |
| tree | 5df517e63209586724831b78f2686f81105bdaa7 /drivers/gpu/drm/amd/include | |
| parent | 9f76f7e87871230698901f8e2b459366f36da49a (diff) | |
drm/amd/display: Add DC Debug mask to disable features for bringup
[Why]
At bringup we want to be able to disable various power features.
[How]
These features are already exposed as dc_debug_options and exercised
on other OSes. Create a new dc_debug_mask module parameter and expose
relevant bits, in particular
* DC_DISABLE_PIPE_SPLIT
* DC_DISABLE_STUTTER
* DC_DISABLE_DSC
* DC_DISABLE_CLOCK_GATING
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/include')
| -rw-r--r-- | drivers/gpu/drm/amd/include/amd_shared.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/include/amd_shared.h b/drivers/gpu/drm/amd/include/amd_shared.h index d655a76bedc6..92126c54cb1c 100644 --- a/drivers/gpu/drm/amd/include/amd_shared.h +++ b/drivers/gpu/drm/amd/include/amd_shared.h @@ -150,6 +150,13 @@ enum DC_FEATURE_MASK { DC_PSR_MASK = 0x8, }; +enum DC_DEBUG_MASK { + DC_DISABLE_PIPE_SPLIT = 0x1, + DC_DISABLE_STUTTER = 0x2, + DC_DISABLE_DSC = 0x4, + DC_DISABLE_CLOCK_GATING = 0x8 +}; + enum amd_dpm_forced_level; /** * struct amd_ip_funcs - general hooks for managing amdgpu IP Blocks |