drm/amd/pm: Add common throttler translation func

Defines smu_cmn_get_indep_throttler_status which performs ASIC
independent translation given a corresponding lookup table.
Signed-off-by: Graham Sider <Graham.Sider@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -398,6 +398,19 @@ int smu_cmn_get_enabled_32_bits_mask(struct smu_context *smu,
 
 }
 
+uint64_t smu_cmn_get_indep_throttler_status(
+					const unsigned long dep_status,
+					const uint8_t *throttler_map)
+{
+	uint64_t indep_status = 0;
+	uint8_t dep_bit = 0;
+
+	for_each_set_bit(dep_bit, &dep_status, 32)
+		indep_status |= 1ULL << throttler_map[dep_bit];
+
+	return indep_status;
+}
+
 int smu_cmn_feature_update_enable_state(struct smu_context *smu,
 					uint64_t feature_mask,
 					bool enabled)

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

@@ -60,6 +60,10 @@ int smu_cmn_get_enabled_32_bits_mask(struct smu_context *smu,
 					uint32_t *feature_mask,
 					uint32_t num);
 
+uint64_t smu_cmn_get_indep_throttler_status(
+					const unsigned long dep_status,
+					const uint8_t *throttler_map);
+
 int smu_cmn_feature_update_enable_state(struct smu_context *smu,
 					uint64_t feature_mask,
 					bool enabled);