Change-Id: I93a4e97f1d24a289ab20c2a62371f3e303322587
Signed-off-by: Monk Liu <monk....@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 9 +++++++++
drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 6 ++++++
drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 6 ++++++
drivers/gpu/drm/amd/amdgpu/vi.c | 6 ++++++
4 files changed, 27 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 0a75021..1e170ab 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -5833,6 +5833,9 @@ static int gfx_v8_0_set_powergating_state(void *handle,
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
bool enable = (state == AMD_PG_STATE_GATE) ? true : false;
+ if (amdgpu_sriov_vf(adev))
+ return 0;
+
switch (adev->asic_type) {
case CHIP_CARRIZO:
case CHIP_STONEY:
@@ -5890,6 +5893,9 @@ static void gfx_v8_0_get_clockgating_state(void *handle,
u32 *flags)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int data;
+ if (amdgpu_sriov_vf(adev))
+ *flags = 0;
+
/* AMD_CG_SUPPORT_GFX_MGCG */
data = RREG32(mmRLC_CGTT_MGCG_OVERRIDE);
if (!(data & RLC_CGTT_MGCG_OVERRIDE__CPF_MASK))
@@ -6403,6 +6409,9 @@ static int gfx_v8_0_set_clockgating_state(void *handle,
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ if (amdgpu_sriov_vf(adev))
+ return 0;
+
switch (adev->asic_type) {
case CHIP_FIJI:
case CHIP_CARRIZO:
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
index 7669b32..22c52d6 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -1427,6 +1427,9 @@ static int gmc_v8_0_set_clockgating_state(void *handle,
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ if (amdgpu_sriov_vf(adev))
+ return 0;
+
switch (adev->asic_type) {
case CHIP_FIJI:
fiji_update_mc_medium_grain_clock_gating(adev,
@@ -1451,6 +1454,9 @@ static void gmc_v8_0_get_clockgating_state(void *handle,
u32 *flags)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int data;
+ if (amdgpu_sriov_vf(adev))
+ *flags = 0;
+
/* AMD_CG_SUPPORT_MC_MGCG */
data = RREG32(mmMC_HUB_MISC_HUB_CG);
if (data & MC_HUB_MISC_HUB_CG__ENABLE_MASK)
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
index 25602c4..9394ca6 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
@@ -1512,6 +1512,9 @@ static int sdma_v3_0_set_clockgating_state(void *handle,
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ if (amdgpu_sriov_vf(adev))
+ return 0;
+
switch (adev->asic_type) {
case CHIP_FIJI:
case CHIP_CARRIZO:
@@ -1538,6 +1541,9 @@ static void sdma_v3_0_get_clockgating_state(void *handle,
u32 *flags)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int data;
+ if (amdgpu_sriov_vf(adev))
+ *flags = 0;
+
/* AMD_CG_SUPPORT_SDMA_MGCG */
data = RREG32(mmSDMA0_CLK_CTRL + sdma_offsets[0]);
if (!(data & SDMA0_CLK_CTRL__SOFT_OVERRIDE0_MASK))
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 89b0dfe..aeef3c9 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -1391,6 +1391,9 @@ static int vi_common_set_clockgating_state(void *handle,
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ if (amdgpu_sriov_vf(adev))
+ return 0;
+
switch (adev->asic_type) {
case CHIP_FIJI:
vi_update_bif_medium_grain_light_sleep(adev,
@@ -1435,6 +1438,9 @@ static void vi_common_get_clockgating_state(void *handle,
u32 *flags)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int data;
+ if (amdgpu_sriov_vf(adev))
+ *flags = 0;
+
/* AMD_CG_SUPPORT_BIF_LS */
data = RREG32_PCIE(ixPCIE_CNTL2);
if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
--
2.7.4
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