drm/amd/pm: enable the support for retrieving combo pptable

We need to relay on this way to get the raw PPTable when
SCPM feature is enabled.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -321,6 +321,7 @@ enum smu_table_id
 	SMU_TABLE_I2C_COMMANDS,
 	SMU_TABLE_PACE,
 	SMU_TABLE_ECCINFO,
+	SMU_TABLE_COMBO_PPTABLE,
 	SMU_TABLE_COUNT,
 };
 
@@ -336,7 +337,8 @@ struct smu_table_context
 
 	void				*max_sustainable_clocks;
 	struct smu_bios_boot_up_values	boot_values;
-	void                            *driver_pptable;
+	void				*driver_pptable;
+	void				*combo_pptable;
 	void                            *ecc_table;
 	void				*driver_smu_config_table;
 	struct smu_table		tables[SMU_TABLE_COUNT];

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

@@ -971,6 +971,17 @@ int smu_cmn_get_metrics_table(struct smu_context *smu,
 	return 0;
 }
 
+int smu_cmn_get_combo_pptable(struct smu_context *smu)
+{
+	void *pptable = smu->smu_table.combo_pptable;
+
+	return smu_cmn_update_table(smu,
+				    SMU_TABLE_COMBO_PPTABLE,
+				    0,
+				    pptable,
+				    false);
+}
+
 void smu_cmn_init_soft_gpu_metrics(void *table, uint8_t frev, uint8_t crev)
 {
 	struct metrics_table_header *header = (struct metrics_table_header *)table;

drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h

@@ -99,6 +99,8 @@ int smu_cmn_get_metrics_table(struct smu_context *smu,
 			      void *metrics_table,
 			      bool bypass_cache);
 
+int smu_cmn_get_combo_pptable(struct smu_context *smu);
+
 void smu_cmn_init_soft_gpu_metrics(void *table, uint8_t frev, uint8_t crev);
 
 int smu_cmn_set_mp1_state(struct smu_context *smu,