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@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/nv.c | 1 +
drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c | 4 ++++
2 files changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index d54af7f8801b..0142f6760ad2 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -1118,6 +1118,7 @@ static int nv_common_early_init(void *handle)
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_GFX_FGCG |
AMD_CG_SUPPORT_VCN_MGCG |
+ AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_JPEG_MGCG;
adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
AMD_PG_SUPPORT_VCN |
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));
--
2.27.0
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