diff options
author | Aurabindo Pillai <aurabindo.pillai@amd.com> | 2022-06-28 17:26:35 -0400 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2022-07-05 16:09:24 -0400 |
commit | cfb979f71736361ec564d47d0a41f07e09983e32 (patch) | |
tree | cb9e893a40ca9f52c982492523638f768dcabacc /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | |
parent | drm/amdgpu/display: add missing FP_START/END checks dcn32_clk_mgr.c (diff) | |
download | wireguard-linux-cfb979f71736361ec564d47d0a41f07e09983e32.tar.xz wireguard-linux-cfb979f71736361ec564d47d0a41f07e09983e32.zip |
drm/amd: Add debug mask for subviewport mclk switch
[Why&How]
Expose a new dc debug mask enum to force a subviewport memory clock switch
to facilitate easy testing.
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 1bd65b41ba4d..863e757d1f3e 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1560,6 +1560,9 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) if (amdgpu_dc_debug_mask & DC_DISABLE_CLOCK_GATING) adev->dm.dc->debug.disable_clock_gate = true; + if (amdgpu_dc_debug_mask & DC_FORCE_SUBVP_MCLK_SWITCH) + adev->dm.dc->debug.force_subvp_mclk_switch = true; + r = dm_dmub_hw_init(adev); if (r) { DRM_ERROR("DMUB interface failed to initialize: status=%d\n", r); |