drm/amd/powerplay: introduce smu power source type to handle AC/DC source for each asic

This patch introduces new smu power source type, it's to handle the different
AC/DC source defines for each asic with the same smu ip.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h

@@ -243,6 +243,13 @@ enum smu_clk_type
 	SMU_CLK_COUNT,
 };
 
+enum smu_power_src_type
+{
+	SMU_POWER_SOURCE_AC,
+	SMU_POWER_SOURCE_DC,
+	SMU_POWER_SOURCE_COUNT,
+};
+
 enum smu_feature_mask
 {
 	SMU_FEATURE_DPM_PREFETCHER_BIT,
@@ -513,6 +520,7 @@ struct pptable_funcs {
 	int (*get_smu_clk_index)(struct smu_context *smu, uint32_t index);
 	int (*get_smu_feature_index)(struct smu_context *smu, uint32_t index);
 	int (*get_smu_table_index)(struct smu_context *smu, uint32_t index);
+	int (*get_smu_power_index)(struct smu_context *smu, uint32_t index);
 	int (*run_afll_btc)(struct smu_context *smu);
 	int (*get_allowed_feature_mask)(struct smu_context *smu, uint32_t *feature_mask, uint32_t num);
 	enum amd_pm_state_type (*get_current_power_state)(struct smu_context *smu);
@@ -819,6 +827,8 @@ struct smu_funcs
 	((smu)->ppt_funcs? ((smu)->ppt_funcs->get_smu_feature_index? (smu)->ppt_funcs->get_smu_feature_index((smu), (msg)) : -EINVAL) : -EINVAL)
 #define smu_table_get_index(smu, tab) \
 	((smu)->ppt_funcs? ((smu)->ppt_funcs->get_smu_table_index? (smu)->ppt_funcs->get_smu_table_index((smu), (tab)) : -EINVAL) : -EINVAL)
+#define smu_power_get_index(smu, src) \
+	((smu)->ppt_funcs? ((smu)->ppt_funcs->get_smu_power_index? (smu)->ppt_funcs->get_smu_power_index((smu), (src)) : -EINVAL) : -EINVAL)
 #define smu_run_afll_btc(smu) \
 	((smu)->ppt_funcs? ((smu)->ppt_funcs->run_afll_btc? (smu)->ppt_funcs->run_afll_btc((smu)) : 0) : 0)
 #define smu_get_allowed_feature_mask(smu, feature_mask, num) \

drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h

@@ -51,6 +51,9 @@
 #define TAB_MAP(tab) \
 	[SMU_TABLE_##tab] = TABLE_##tab
 
+#define PWR_MAP(tab) \
+	[SMU_POWER_SOURCE_##tab] = POWER_SOURCE_##tab
+
 struct smu_11_0_max_sustainable_clocks {
 	uint32_t display_clock;
 	uint32_t phy_clock;

drivers/gpu/drm/amd/powerplay/navi10_ppt.c

@@ -171,6 +171,11 @@ static int navi10_table_map[SMU_TABLE_COUNT] = {
 	TAB_MAP(PACE),
 };
 
+static int navi10_pwr_src_map[SMU_POWER_SOURCE_COUNT] = {
+	PWR_MAP(AC),
+	PWR_MAP(DC),
+};
+
 static int navi10_get_smu_msg_index(struct smu_context *smc, uint32_t index)
 {
 	int val;
@@ -223,6 +228,19 @@ static int navi10_get_smu_table_index(struct smu_context *smc, uint32_t index)
 	return val;
 }
 
+static int navi10_get_pwr_src_index(struct smu_context *smc, uint32_t index)
+{
+	int val;
+	if (index >= SMU_POWER_SOURCE_COUNT)
+		return -EINVAL;
+
+	val = navi10_pwr_src_map[index];
+	if (val >= POWER_SOURCE_COUNT)
+		return -EINVAL;
+
+	return val;
+}
+
 #define FEATURE_MASK(feature) (1UL << feature)
 static int
 navi10_get_allowed_feature_mask(struct smu_context *smu,
@@ -459,6 +477,7 @@ static const struct pptable_funcs navi10_ppt_funcs = {
 	.get_smu_clk_index = navi10_get_smu_clk_index,
 	.get_smu_feature_index = navi10_get_smu_feature_index,
 	.get_smu_table_index = navi10_get_smu_table_index,
+	.get_smu_power_index = navi10_get_pwr_src_index,
 	.get_allowed_feature_mask = navi10_get_allowed_feature_mask,
 	.set_default_dpm_table = navi10_set_default_dpm_table,
 };

drivers/gpu/drm/amd/powerplay/smu_v11_0.c

@@ -1038,7 +1038,7 @@ static int smu_v11_0_get_power_limit(struct smu_context *smu,
 		mutex_unlock(&smu->mutex);
 	} else {
 		ret = smu_send_smc_msg_with_param(smu, SMU_MSG_GetPptLimit,
-						  POWER_SOURCE_AC << 16);
+			smu_power_get_index(smu, SMU_POWER_SOURCE_AC) << 16);
 		if (ret) {
 			pr_err("[%s] get PPT limit failed!", __func__);
 			return ret;

drivers/gpu/drm/amd/powerplay/vega20_ppt.c

@@ -202,6 +202,11 @@ static int vega20_table_map[SMU_TABLE_COUNT] = {
 	TAB_MAP(OVERDRIVE),
 };
 
+static int vega20_pwr_src_map[SMU_POWER_SOURCE_COUNT] = {
+	PWR_MAP(AC),
+	PWR_MAP(DC),
+};
+
 static int vega20_get_smu_table_index(struct smu_context *smc, uint32_t index)
 {
 	int val;
@@ -215,6 +220,19 @@ static int vega20_get_smu_table_index(struct smu_context *smc, uint32_t index)
 	return val;
 }
 
+static int vega20_get_pwr_src_index(struct smu_context *smc, uint32_t index)
+{
+	int val;
+	if (index >= SMU_POWER_SOURCE_COUNT)
+		return -EINVAL;
+
+	val = vega20_pwr_src_map[index];
+	if (val >= POWER_SOURCE_COUNT)
+		return -EINVAL;
+
+	return val;
+}
+
 static int vega20_get_smu_feature_index(struct smu_context *smc, uint32_t index)
 {
 	int val;
@@ -3105,6 +3123,7 @@ static const struct pptable_funcs vega20_ppt_funcs = {
 	.get_smu_clk_index = vega20_get_smu_clk_index,
 	.get_smu_feature_index = vega20_get_smu_feature_index,
 	.get_smu_table_index = vega20_get_smu_table_index,
+	.get_smu_power_index = vega20_get_pwr_src_index,
 	.run_afll_btc = vega20_run_btc_afll,
 	.get_allowed_feature_mask = vega20_get_allowed_feature_mask,
 	.get_current_power_state = vega20_get_current_power_state,