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drm/amdgpu: enable MULTI_MON_PP_MCLK_SWITCH DC feature at default

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With this, for multiple monitors in sync(e.g. with the same model),
mclk switching will be allowed. That helps saving some idle power on
some ASICs(e.g. Polaris).

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan
2020-09-30 14:48:11 +08:00
committed by Alex Deucher
parent a2475e624e
commit 191a3c0479
1 changed files with 10 additions and 2 deletions
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12
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
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@@ -140,8 +140,16 @@ int amdgpu_compute_multipipe = -1;
int amdgpu_gpu_recovery = -1; /* auto */
int amdgpu_emu_mode = 0;
uint amdgpu_smu_memory_pool_size = 0;
/* FBC (bit 0) disabled by default*/
uint amdgpu_dc_feature_mask = 0;
/*
* FBC (bit 0) disabled by default
* MULTI_MON_PP_MCLK_SWITCH (bit 1) enabled by default
* - With this, for multiple monitors in sync(e.g. with the same model),
* mclk switching will be allowed. And the mclk will be not foced to the
* highest. That helps saving some idle power.
* DISABLE_FRACTIONAL_PWM (bit 2) disabled by default
* PSR (bit 3) disabled by default
*/
uint amdgpu_dc_feature_mask = 2;
uint amdgpu_dc_debug_mask = 0;
int amdgpu_async_gfx_ring = 1;
int amdgpu_mcbp = 0;