gfx ip block can call set_powergating_by_smu to set gfx pg state if
necessary.
Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 10 ++++------
drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | 4 ++--
drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 17 +++++++++++++++++
3 files changed, 23 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 818874b..50ba9c9 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -5552,14 +5552,12 @@ static int gfx_v8_0_late_init(void *handle)
static void gfx_v8_0_enable_gfx_static_mg_power_gating(struct amdgpu_device *adev,
bool enable)
{
- if ((adev->asic_type == CHIP_POLARIS11) ||
+ if (((adev->asic_type == CHIP_POLARIS11) ||
(adev->asic_type == CHIP_POLARIS12) ||
- (adev->asic_type == CHIP_VEGAM))
+ (adev->asic_type == CHIP_VEGAM)) &&
+ adev->powerplay.pp_funcs->set_powergating_by_smu)
/* Send msg to SMU via Powerplay */
- amdgpu_device_ip_set_powergating_state(adev,
- AMD_IP_BLOCK_TYPE_SMC,
- enable ?
- AMD_PG_STATE_GATE : AMD_PG_STATE_UNGATE);
+ amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, enable);
WREG32_FIELD(RLC_PG_CNTL, STATIC_PER_CU_PG_ENABLE, enable ? 1 : 0);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
index 377f536..85cf2f9 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
@@ -471,8 +471,8 @@ void mmhub_v1_0_update_power_gating(struct amdgpu_device *adev,
RENG_EXECUTE_ON_REG_UPDATE, 1);
WREG32_SOC15(MMHUB, 0, mmPCTL1_RENG_EXECUTE, pctl1_reng_execute);
- if (adev->powerplay.pp_funcs->powergate_mmhub)
- amdgpu_dpm_powergate_mmhub(adev);
+ if (adev->powerplay.pp_funcs->set_powergating_by_smu)
+ amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GMC, 0);
} else {
pctl0_reng_execute = REG_SET_FIELD(pctl0_reng_execute,
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index 56dd4d9..e519cef 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -1199,6 +1199,22 @@ static int pp_dpm_powergate_mmhub(void *handle)
return hwmgr->hwmgr_func->powergate_mmhub(hwmgr);
}
+static int pp_dpm_powergate_gfx(void *handle, bool gate)
+{
+ struct amdgpu_device *adev = handle;
+ struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
+
+ if (!hwmgr || !hwmgr->pm_en)
+ return 0;
+
+ if (hwmgr->hwmgr_func->powergate_gfx == NULL) {
+ pr_info("%s was not implemented.\n", __func__);
+ return 0;
+ }
+
+ return hwmgr->hwmgr_func->powergate_gfx(hwmgr, gate);
+}
+
static int pp_set_powergating_by_smu(void *handle,
uint32_t block_type, bool gate)
{
@@ -1216,6 +1232,7 @@ static int pp_set_powergating_by_smu(void *handle,
pp_dpm_powergate_mmhub(handle);
break;
case AMD_IP_BLOCK_TYPE_GFX:
+ ret = pp_dpm_powergate_gfx(handle, gate);
break;
default:
break;
--
1.9.1
