[PATCH] drm/amd/pp: Refine pp_dpm_switch_power_profile exposed to kfd

[Rex Zhu]

use pp_set_power_profile_mode to support kfd's gfx/compute
profiling mode switch

Change-Id: I351cd23a8394c7b0c7945e6875c2ccb29968712e
Signed-off-by: Rex Zhu <rex....@amd.com>
---
 drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c 
b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index 376ed2d..5feb91b 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -1187,19 +1187,29 @@ static int pp_dpm_switch_power_profile(void *handle,
                enum amd_pp_profile_type type)
 {
        struct pp_hwmgr *hwmgr;
-       struct amd_pp_profile request = {0};
        struct pp_instance *pp_handle = (struct pp_instance *)handle;
+       long *workload;
 
        if (pp_check(pp_handle))
                return -EINVAL;
 
        hwmgr = pp_handle->hwmgr;
 
-       if (hwmgr->current_power_profile != type) {
-               request.type = type;
-               pp_dpm_set_power_profile_state(handle, &request);
+       mutex_lock(&pp_handle->pp_lock);
+
+       if (type == AMD_PP_GFX_PROFILE) {
+               if (hwmgr->power_profile_mode != 
hwmgr->default_power_profile_mode)
+                       pp_dpm_force_performance_level(handle, 
AMD_DPM_FORCED_LEVEL_AUTO);
+       } else {
+               if (hwmgr->power_profile_mode != PP_SMC_POWER_PROFILE_COMPUTE) {
+                       *workload = PP_SMC_POWER_PROFILE_COMPUTE;
+                       pp_dpm_force_performance_level(handle, 
AMD_DPM_FORCED_LEVEL_MANUAL);
+                       pp_set_power_profile_mode(handle, workload, 0);
+               }
        }
 
+       mutex_unlock(&pp_handle->pp_lock);
+
        return 0;
 }
 
-- 
1.9.1

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