[PATCH 6/7] drm/amd/pm: drop unnecessary manual mode check

Evan Quan evan.quan at amd.com
Wed Jul 7 01:56:46 UTC 2021


As the fan control was guarded under manual mode before fan speed
RPM/PWM setting. Thus the extra check is totally redundant.

Change-Id: Ia9d776141ec4aa39255accbf00d7e7ed81c8424d
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
 drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
index f0ae0920c07e..319bd7689df4 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
@@ -1194,9 +1194,6 @@ smu_v11_0_set_fan_speed_percent(struct smu_context *smu, uint32_t speed)
 	if (speed > 255)
 		speed = 255;
 
-	if (smu_v11_0_auto_fan_control(smu, 0))
-		return -EINVAL;
-
 	duty100 = REG_GET_FIELD(RREG32_SOC15(THM, 0, mmCG_FDO_CTRL1),
 				CG_FDO_CTRL1, FMAX_DUTY100);
 	if (!duty100)
@@ -1218,11 +1215,6 @@ int smu_v11_0_set_fan_speed_rpm(struct smu_context *smu,
 {
 	struct amdgpu_device *adev = smu->adev;
 	uint32_t tach_period, crystal_clock_freq;
-	int ret;
-
-	ret = smu_v11_0_auto_fan_control(smu, 0);
-	if (ret)
-		return ret;
 
 	/*
 	 * crystal_clock_freq div by 4 is required since the fan control
@@ -1244,9 +1236,7 @@ int smu_v11_0_set_fan_speed_rpm(struct smu_context *smu,
 				   CG_TACH_CTRL, TARGET_PERIOD,
 				   tach_period));
 
-	ret = smu_v11_0_set_fan_static_mode(smu, FDO_PWM_MODE_STATIC_RPM);
-
-	return ret;
+	return smu_v11_0_set_fan_static_mode(smu, FDO_PWM_MODE_STATIC_RPM);
 }
 
 int smu_v11_0_get_fan_speed_percent(struct smu_context *smu,
-- 
2.29.0



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