drm/amd/pm: deprecate allow_xgmi_power_down interface

Replace with set_plpd_mode uniformly for places to use.
Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c

@@ -1092,7 +1092,7 @@ static int amdgpu_ras_error_inject_xgmi(struct amdgpu_device *adev,
 	if (amdgpu_dpm_set_df_cstate(adev, DF_CSTATE_DISALLOW))
 		dev_warn(adev->dev, "Failed to disallow df cstate");
 
-	if (amdgpu_dpm_allow_xgmi_power_down(adev, false))
+	if (amdgpu_dpm_set_xgmi_plpd_mode(adev, XGMI_PLPD_DISALLOW))
 		dev_warn(adev->dev, "Failed to disallow XGMI power down");
 
 	ret = psp_ras_trigger_error(&adev->psp, block_info, instance_mask);
@@ -1100,7 +1100,7 @@ static int amdgpu_ras_error_inject_xgmi(struct amdgpu_device *adev,
 	if (amdgpu_ras_intr_triggered())
 		return ret;
 
-	if (amdgpu_dpm_allow_xgmi_power_down(adev, true))
+	if (amdgpu_dpm_set_xgmi_plpd_mode(adev, XGMI_PLPD_DEFAULT))
 		dev_warn(adev->dev, "Failed to allow XGMI power down");
 
 	if (amdgpu_dpm_set_df_cstate(adev, DF_CSTATE_ALLOW))

drivers/gpu/drm/amd/pm/amdgpu_dpm.c

@@ -351,20 +351,6 @@ int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev,
 	return ret;
 }
 
-int amdgpu_dpm_allow_xgmi_power_down(struct amdgpu_device *adev, bool en)
-{
-	struct smu_context *smu = adev->powerplay.pp_handle;
-	int ret = 0;
-
-	if (is_support_sw_smu(adev)) {
-		mutex_lock(&adev->pm.mutex);
-		ret = smu_allow_xgmi_power_down(smu, en);
-		mutex_unlock(&adev->pm.mutex);
-	}
-
-	return ret;
-}
-
 int amdgpu_dpm_get_xgmi_plpd_mode(struct amdgpu_device *adev, char **mode_desc)
 {
 	struct smu_context *smu = adev->powerplay.pp_handle;

drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h

@@ -424,8 +424,6 @@ int amdgpu_dpm_baco_enter(struct amdgpu_device *adev);
 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev,
 			     uint32_t cstate);
 
-int amdgpu_dpm_allow_xgmi_power_down(struct amdgpu_device *adev, bool en);
-
 int amdgpu_dpm_get_xgmi_plpd_mode(struct amdgpu_device *adev,
 				  char **mode);
 

drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c

@@ -2178,23 +2178,6 @@ static int smu_set_df_cstate(void *handle,
 	return ret;
 }
 
-int smu_allow_xgmi_power_down(struct smu_context *smu, bool en)
-{
-	int ret = 0;
-
-	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
-		return -EOPNOTSUPP;
-
-	if (!smu->ppt_funcs || !smu->ppt_funcs->allow_xgmi_power_down)
-		return 0;
-
-	ret = smu->ppt_funcs->allow_xgmi_power_down(smu, en);
-	if (ret)
-		dev_err(smu->adev->dev, "[AllowXgmiPowerDown] failed!\n");
-
-	return ret;
-}
-
 int smu_write_watermarks_table(struct smu_context *smu)
 {
 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)

drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h

@@ -834,12 +834,6 @@ struct pptable_funcs {
 	 */
 	int (*set_df_cstate)(struct smu_context *smu, enum pp_df_cstate state);
 
-	/**
-	 * @allow_xgmi_power_down: Enable/disable external global memory
-	 *                         interconnect power down.
-	 */
-	int (*allow_xgmi_power_down)(struct smu_context *smu, bool en);
-
 	/**
 	 * @select_xgmi_plpd_policy: Select xgmi per-link power down policy.
 	 */
@@ -1491,8 +1485,6 @@ int smu_set_gfx_power_up_by_imu(struct smu_context *smu);
 
 int smu_set_ac_dc(struct smu_context *smu);
 
-int smu_allow_xgmi_power_down(struct smu_context *smu, bool en);
-
 int smu_set_xgmi_plpd_mode(struct smu_context *smu,
 			   enum pp_xgmi_plpd_mode mode);