[PATCH v5 09/10] drm/amd/pm: Remove unused interface to set plpd

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Remove unused callback to set PLPD policy and its implementation from
arcturus, aldebaran and SMUv13.0.6 SOCs.

Signed-off-by: Lijo Lazar <lijo.lazar@xxxxxxx>
Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Reviewed-by: Asad Kamal <asad.kamal@xxxxxxx>
---
 drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h |  6 ---
 .../gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c | 22 -----------
 .../drm/amd/pm/swsmu/smu13/aldebaran_ppt.c    | 24 ------------
 .../drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c  | 39 -------------------
 4 files changed, 91 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
index 7030bc008883..3f94c33df7b7 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
@@ -876,12 +876,6 @@ struct pptable_funcs {
 	 */
 	int (*set_df_cstate)(struct smu_context *smu, enum pp_df_cstate state);
 
-	/**
-	 * @select_xgmi_plpd_policy: Select xgmi per-link power down policy.
-	 */
-	int (*select_xgmi_plpd_policy)(struct smu_context *smu,
-				       enum pp_xgmi_plpd_mode mode);
-
 	/**
 	 * @update_pcie_parameters: Update and upload the system's PCIe
 	 *                          capabilites to the SMU.
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
index 84f7d4139bda..c0f6b59369b7 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
@@ -2222,27 +2222,6 @@ static int arcturus_set_df_cstate(struct smu_context *smu,
 	return smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_DFCstateControl, state, NULL);
 }
 
-static int arcturus_select_xgmi_plpd_policy(struct smu_context *smu,
-					    enum pp_xgmi_plpd_mode mode)
-{
-	/* PPSMC_MSG_GmiPwrDnControl is supported by 54.23.0 and onwards */
-	if (smu->smc_fw_version < 0x00361700) {
-		dev_err(smu->adev->dev, "XGMI power down control is only supported by PMFW 54.23.0 and onwards\n");
-		return -EINVAL;
-	}
-
-	if (mode == XGMI_PLPD_DEFAULT)
-		return smu_cmn_send_smc_msg_with_param(smu,
-						   SMU_MSG_GmiPwrDnControl,
-						   1, NULL);
-	else if (mode == XGMI_PLPD_DISALLOW)
-		return smu_cmn_send_smc_msg_with_param(smu,
-						   SMU_MSG_GmiPwrDnControl,
-						   0, NULL);
-	else
-		return -EINVAL;
-}
-
 static const struct throttling_logging_label {
 	uint32_t feature_mask;
 	const char *label;
@@ -2440,7 +2419,6 @@ static const struct pptable_funcs arcturus_ppt_funcs = {
 	.get_dpm_ultimate_freq = smu_v11_0_get_dpm_ultimate_freq,
 	.set_soft_freq_limited_range = smu_v11_0_set_soft_freq_limited_range,
 	.set_df_cstate = arcturus_set_df_cstate,
-	.select_xgmi_plpd_policy = arcturus_select_xgmi_plpd_policy,
 	.log_thermal_throttling_event = arcturus_log_thermal_throttling_event,
 	.get_pp_feature_mask = smu_cmn_get_pp_feature_mask,
 	.set_pp_feature_mask = smu_cmn_set_pp_feature_mask,
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
index 66478cfb8b77..825786fc849e 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -1643,29 +1643,6 @@ static int aldebaran_set_df_cstate(struct smu_context *smu,
 	return smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_DFCstateControl, state, NULL);
 }
 
-static int aldebaran_select_xgmi_plpd_policy(struct smu_context *smu,
-					     enum pp_xgmi_plpd_mode mode)
-{
-	struct amdgpu_device *adev = smu->adev;
-
-	/* The message only works on master die and NACK will be sent
-	   back for other dies, only send it on master die */
-	if (adev->smuio.funcs->get_socket_id(adev) ||
-	    adev->smuio.funcs->get_die_id(adev))
-		return 0;
-
-	if (mode == XGMI_PLPD_DEFAULT)
-		return smu_cmn_send_smc_msg_with_param(smu,
-						       SMU_MSG_GmiPwrDnControl,
-						       0, NULL);
-	else if (mode == XGMI_PLPD_DISALLOW)
-		return smu_cmn_send_smc_msg_with_param(smu,
-						       SMU_MSG_GmiPwrDnControl,
-						       1, NULL);
-	else
-		return -EINVAL;
-}
-
 static const struct throttling_logging_label {
 	uint32_t feature_mask;
 	const char *label;
@@ -2105,7 +2082,6 @@ static const struct pptable_funcs aldebaran_ppt_funcs = {
 	.set_soft_freq_limited_range = aldebaran_set_soft_freq_limited_range,
 	.od_edit_dpm_table = aldebaran_usr_edit_dpm_table,
 	.set_df_cstate = aldebaran_set_df_cstate,
-	.select_xgmi_plpd_policy = aldebaran_select_xgmi_plpd_policy,
 	.log_thermal_throttling_event = aldebaran_log_thermal_throttling_event,
 	.get_pp_feature_mask = smu_cmn_get_pp_feature_mask,
 	.set_pp_feature_mask = smu_cmn_set_pp_feature_mask,
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
index 3fe158e3899c..bf19810beed1 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
@@ -3250,44 +3250,6 @@ static const struct aca_smu_funcs smu_v13_0_6_aca_smu_funcs = {
 	.parse_error_code = aca_smu_parse_error_code,
 };
 
-static int smu_v13_0_6_select_xgmi_plpd_policy(struct smu_context *smu,
-					       enum pp_xgmi_plpd_mode mode)
-{
-	struct amdgpu_device *adev = smu->adev;
-	int ret, param;
-
-	switch (mode) {
-	case XGMI_PLPD_DEFAULT:
-		param = PPSMC_PLPD_MODE_DEFAULT;
-		break;
-	case XGMI_PLPD_OPTIMIZED:
-		param = PPSMC_PLPD_MODE_OPTIMIZED;
-		break;
-	case XGMI_PLPD_DISALLOW:
-		param = 0;
-		break;
-	default:
-		return -EINVAL;
-	}
-
-	if (mode == XGMI_PLPD_DISALLOW)
-		ret = smu_cmn_send_smc_msg_with_param(smu,
-						      SMU_MSG_GmiPwrDnControl,
-						      param, NULL);
-	else
-		/* change xgmi per-link power down policy */
-		ret = smu_cmn_send_smc_msg_with_param(smu,
-						      SMU_MSG_SelectPLPDMode,
-						      param, NULL);
-
-	if (ret)
-		dev_err(adev->dev,
-			"select xgmi per-link power down policy %d failed\n",
-			mode);
-
-	return ret;
-}
-
 static const struct pptable_funcs smu_v13_0_6_ppt_funcs = {
 	/* init dpm */
 	.get_allowed_feature_mask = smu_v13_0_6_get_allowed_feature_mask,
@@ -3328,7 +3290,6 @@ static const struct pptable_funcs smu_v13_0_6_ppt_funcs = {
 	.get_dpm_ultimate_freq = smu_v13_0_6_get_dpm_ultimate_freq,
 	.set_soft_freq_limited_range = smu_v13_0_6_set_soft_freq_limited_range,
 	.od_edit_dpm_table = smu_v13_0_6_usr_edit_dpm_table,
-	.select_xgmi_plpd_policy = smu_v13_0_6_select_xgmi_plpd_policy,
 	.log_thermal_throttling_event = smu_v13_0_6_log_thermal_throttling_event,
 	.get_pp_feature_mask = smu_cmn_get_pp_feature_mask,
 	.get_gpu_metrics = smu_v13_0_6_get_gpu_metrics,
-- 
2.25.1




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