drm/amd/pp: implement notify_smu_memory_info on Powerplay

Used to set up smu power logging.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index 3d3aa7d17bd9306721655b0739749e7fd09da072..a698a278ef8d826edead99a29954605d00b1fbff 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -1166,6 +1166,41 @@ static int pp_dpm_switch_power_profile(void *handle,
        return 0;
 }
 
+static int pp_dpm_notify_smu_memory_info(void *handle,
+                                       uint32_t virtual_addr_low,
+                                       uint32_t virtual_addr_hi,
+                                       uint32_t mc_addr_low,
+                                       uint32_t mc_addr_hi,
+                                       uint32_t size)
+{
+       struct pp_hwmgr  *hwmgr;
+       struct pp_instance *pp_handle = (struct pp_instance *)handle;
+       int ret = 0;
+
+       ret = pp_check(pp_handle);
+
+       if (ret)
+               return ret;
+
+       hwmgr = pp_handle->hwmgr;
+
+       if (hwmgr->hwmgr_func->notify_cac_buffer_info == NULL) {
+               pr_info("%s was not implemented.\n", __func__);
+               return -EINVAL;
+       }
+
+       mutex_lock(&pp_handle->pp_lock);
+
+       ret = hwmgr->hwmgr_func->notify_cac_buffer_info(hwmgr, virtual_addr_low,
+                                       virtual_addr_hi, mc_addr_low, mc_addr_hi,
+                                       size);
+
+       mutex_unlock(&pp_handle->pp_lock);
+
+       return ret;
+}
+
+
 /* export this function to DAL */
 
 static int pp_display_configuration_change(void *handle,
@@ -1437,6 +1472,7 @@ const struct amd_pm_funcs pp_dpm_funcs = {
        .set_power_profile_state = pp_dpm_set_power_profile_state,
        .switch_power_profile = pp_dpm_switch_power_profile,
        .set_clockgating_by_smu = pp_set_clockgating_by_smu,
+       .notify_smu_memory_info = pp_dpm_notify_smu_memory_info,
 /* export to DC */
        .get_sclk = pp_dpm_get_sclk,
        .get_mclk = pp_dpm_get_mclk,