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

Signed-off-by: Lijo Lazar <lijo.la...@amd.com>
Reviewed-by: Hawking Zhang <hawking.zh...@amd.com>
---
 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 356231fd976d..ba457d15ea14 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 66d386ef1da9..e584e53e3760 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -1642,29 +1642,6 @@ 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;
@@ -2104,7 +2081,6 @@ 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 173c5599279b..386b2f961349 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
@@ -3240,44 +3240,6 @@ 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,
@@ -3318,7 +3280,6 @@ 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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