Add a common smu11 helper to set the AC/DC power source.
Signed-off-by: Alex Deucher <[email protected]>
---
drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h | 3 +++
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 15 +++++++++++++++
2 files changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
index 1c88219fe403..674e426ed59b 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
@@ -267,4 +267,7 @@ uint32_t smu_v11_0_get_max_power_limit(struct smu_context
*smu);
int smu_v11_0_set_performance_level(struct smu_context *smu,
enum amd_dpm_forced_level level);
+int smu_v11_0_set_power_source(struct smu_context *smu,
+ enum smu_power_src_type power_src);
+
#endif
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 4fd77c7cfc80..20174bed11ce 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1939,3 +1939,18 @@ int smu_v11_0_set_performance_level(struct smu_context
*smu,
return ret;
}
+int smu_v11_0_set_power_source(struct smu_context *smu,
+ enum smu_power_src_type power_src)
+{
+ int pwr_source;
+
+ pwr_source = smu_power_get_index(smu, (uint32_t)power_src);
+ if (pwr_source < 0)
+ return -EINVAL;
+
+ return smu_send_smc_msg_with_param(smu,
+ SMU_MSG_NotifyPowerSource,
+ pwr_source,
+ NULL);
+}
+
--
2.25.1
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