From faaa21d1452731ff605de0787aedd596948c57b1 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 20 Mar 2020 13:42:26 -0400
Subject: drm/amdgpu/smu11: add a helper to set the power source
Git-commit: f8c83215bfda10f50027dd799d694ca377db0995
Patch-mainline: v5.7-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
Add a common smu11 helper to set the AC/DC power source.
Bug: https://gitlab.freedesktop.org/drm/amd/issues/1043
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
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);
+}
+
--
2.28.0