Signed-off-by: Rex Zhu <rex....@amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c | 25 ++++++++++++++++++++++-
1 file changed, 24 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
index 32b1524..436326b 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
@@ -1146,6 +1146,29 @@ static int smu10_set_mmhub_powergating_by_smu(struct
pp_hwmgr *hwmgr)
return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerGateMmHub);
}
+static void smu10_powergate_vcn(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ if (bgate) {
+ amdgpu_device_ip_set_powergating_state(hwmgr->adev,
+ AMD_IP_BLOCK_TYPE_VCN,
+ AMD_PG_STATE_GATE);
+ amdgpu_device_ip_set_clockgating_state(hwmgr->adev,
+ AMD_IP_BLOCK_TYPE_VCN,
+ AMD_CG_STATE_GATE);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_PowerDownVcn, 0);
+ } else {
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_PowerUpVcn, 0);
+ amdgpu_device_ip_set_clockgating_state(hwmgr->adev,
+ AMD_IP_BLOCK_TYPE_VCN,
+ AMD_CG_STATE_UNGATE);
+ amdgpu_device_ip_set_powergating_state(hwmgr->adev,
+ AMD_IP_BLOCK_TYPE_VCN,
+ AMD_PG_STATE_UNGATE);
+ }
+}
+
static const struct pp_hwmgr_func smu10_hwmgr_funcs = {
.backend_init = smu10_hwmgr_backend_init,
.backend_fini = smu10_hwmgr_backend_fini,
@@ -1154,7 +1177,7 @@ static int smu10_set_mmhub_powergating_by_smu(struct
pp_hwmgr *hwmgr)
.force_dpm_level = smu10_dpm_force_dpm_level,
.get_power_state_size = smu10_get_power_state_size,
.powerdown_uvd = NULL,
- .powergate_uvd = NULL,
+ .powergate_uvd = smu10_powergate_vcn,
.powergate_vce = NULL,
.get_mclk = smu10_dpm_get_mclk,
.get_sclk = smu10_dpm_get_sclk,
--
1.9.1
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