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-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c6
-rw-r--r--drivers/gpu/drm/amd/powerplay/inc/rv_ppsmc.h3
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
index 409a56bb46c1..8ddfb78f28cc 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
@@ -1026,6 +1026,11 @@ static int rv_read_sensor(struct pp_hwmgr *hwmgr, int idx,
return ret;
}
+static int rv_set_mmhub_powergating_by_smu(struct pp_hwmgr *hwmgr)
+{
+ return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerGateMmHub);
+}
+
static const struct pp_hwmgr_func rv_hwmgr_funcs = {
.backend_init = rv_hwmgr_backend_init,
.backend_fini = rv_hwmgr_backend_fini,
@@ -1059,6 +1064,7 @@ static const struct pp_hwmgr_func rv_hwmgr_funcs = {
.asic_setup = rv_setup_asic_task,
.power_state_set = rv_set_power_state_tasks,
.dynamic_state_management_disable = rv_disable_dpm_tasks,
+ .set_mmhub_powergating_by_smu = rv_set_mmhub_powergating_by_smu,
};
int rv_init_function_pointers(struct pp_hwmgr *hwmgr)
diff --git a/drivers/gpu/drm/amd/powerplay/inc/rv_ppsmc.h b/drivers/gpu/drm/amd/powerplay/inc/rv_ppsmc.h
index f15f4df9d0a9..426bff2aad2b 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/rv_ppsmc.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/rv_ppsmc.h
@@ -80,7 +80,8 @@
#define PPSMC_MSG_SetSoftMaxSocclkByFreq 0x32
#define PPSMC_MSG_SetSoftMaxFclkByFreq 0x33
#define PPSMC_MSG_SetSoftMaxVcn 0x34
-#define PPSMC_Message_Count 0x35
+#define PPSMC_MSG_PowerGateMmHub 0x35
+#define PPSMC_Message_Count 0x36
typedef uint16_t PPSMC_Result;