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| author | Jinzhou Su <Jinzhou.Su@amd.com> | 2021-04-21 10:59:13 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-04-23 17:15:39 -0400 |
| commit | ef9bcfde9e1f6f3ebefabf2c72d5fd04f9745d9d (patch) | |
| tree | 06787510b92b4dcb42ed714f9e7b9db00f0152e8 /drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c | |
| parent | 7e882aee845fa11da043a2e7f872551763b3a9dc (diff) | |
| download | linux-stable-ef9bcfde9e1f6f3ebefabf2c72d5fd04f9745d9d.tar.gz linux-stable-ef9bcfde9e1f6f3ebefabf2c72d5fd04f9745d9d.tar.bz2 linux-stable-ef9bcfde9e1f6f3ebefabf2c72d5fd04f9745d9d.zip | |
drm/amdgpu: Enable SDMA MGCG for Vangogh
Add flags AMD_CG_SUPPORT_SDMA_MGCG for Vangogh.
Start to open sdma mgcg from firmware version 70.
Signed-off-by: Jinzhou Su <Jinzhou.Su@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c index b1ad9e52b234..4ba7fce4c0b4 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c @@ -1556,6 +1556,10 @@ static void sdma_v5_2_update_medium_grain_clock_gating(struct amdgpu_device *ade int i; for (i = 0; i < adev->sdma.num_instances; i++) { + + if (adev->sdma.instance[i].fw_version < 70 && adev->asic_type == CHIP_VANGOGH) + adev->cg_flags &= ~AMD_CG_SUPPORT_SDMA_MGCG; + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG)) { /* Enable sdma clock gating */ def = data = RREG32(sdma_v5_2_get_reg_offset(adev, i, mmSDMA0_CLK_CTRL)); |