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path: root/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
index f7e93bbc4e15..7ded6b2f058e 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
@@ -568,6 +568,9 @@ static void mmhub_v2_0_update_medium_grain_clock_gating(struct amdgpu_device *ad
{
uint32_t def, data, def1, data1;
+ if (!(adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG))
+ return;
+
switch (adev->asic_type) {
case CHIP_SIENNA_CICHLID:
case CHIP_NAVY_FLOUNDER:
@@ -582,7 +585,7 @@ static void mmhub_v2_0_update_medium_grain_clock_gating(struct amdgpu_device *ad
break;
}
- if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG)) {
+ if (enable) {
data |= MM_ATC_L2_MISC_CG__ENABLE_MASK;
data1 &= ~(DAGB0_CNTL_MISC2__DISABLE_WRREQ_CG_MASK |
@@ -627,6 +630,9 @@ static void mmhub_v2_0_update_medium_grain_light_sleep(struct amdgpu_device *ade
{
uint32_t def, data;
+ if (!(adev->cg_flags & AMD_CG_SUPPORT_MC_LS))
+ return;
+
switch (adev->asic_type) {
case CHIP_SIENNA_CICHLID:
case CHIP_NAVY_FLOUNDER:
@@ -639,7 +645,7 @@ static void mmhub_v2_0_update_medium_grain_light_sleep(struct amdgpu_device *ade
break;
}
- if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS))
+ if (enable)
data |= MM_ATC_L2_MISC_CG__MEM_LS_ENABLE_MASK;
else
data &= ~MM_ATC_L2_MISC_CG__MEM_LS_ENABLE_MASK;