diff options
| author | Likun Gao <Likun.Gao@amd.com> | 2022-05-06 21:53:31 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-05-11 00:53:12 +0300 |
| commit | 41967850e4f0720f0b472beb84b908957cbc1ebe (patch) | |
| tree | b9171b1da6a55ed5e8500d189803e30d5e331b2e /drivers/gpu/drm/amd/amdgpu/soc21.c | |
| parent | 74c9b2e704c99d09e3b7e6928df9d8d5891b5174 (diff) | |
| download | linux-41967850e4f0720f0b472beb84b908957cbc1ebe.tar.xz | |
drm/amdgpu: support memory power gating for lsdma
Support memory power gating control for LSDMA.
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/soc21.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/soc21.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c index 741ed3ba84d6..3303e02f85d1 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc21.c +++ b/drivers/gpu/drm/amd/amdgpu/soc21.c @@ -676,7 +676,17 @@ static int soc21_common_set_clockgating_state(void *handle, static int soc21_common_set_powergating_state(void *handle, enum amd_powergating_state state) { - /* TODO */ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + switch (adev->ip_versions[LSDMA_HWIP][0]) { + case IP_VERSION(6, 0, 0): + adev->lsdma.funcs->update_memory_power_gating(adev, + state == AMD_PG_STATE_GATE); + break; + default: + break; + } + return 0; } |