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 <[email protected]> -- v1->v2: - switch auto fan control off for AMD_FAN_CTRL_NONE mode (Lijo) --- drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c | 16 ++++------------ 1 file changed, 4 insertions(+), 12 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 9001952442ba..01b9653c39c7 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 @@ -1208,9 +1208,6 @@ smu_v11_0_set_fan_speed_pwm(struct smu_context *smu, uint32_t speed) speed = MIN(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) @@ -1237,11 +1234,6 @@ int smu_v11_0_set_fan_speed_rpm(struct smu_context *smu, */ uint32_t crystal_clock_freq = 2500; uint32_t tach_period; - int ret; - - ret = smu_v11_0_auto_fan_control(smu, 0); - if (ret) - return ret; /* * To prevent from possible overheat, some ASICs may have requirement @@ -1257,9 +1249,7 @@ 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_pwm(struct smu_context *smu, @@ -1330,7 +1320,9 @@ smu_v11_0_set_fan_control_mode(struct smu_context *smu, switch (mode) { case AMD_FAN_CTRL_NONE: - ret = smu_v11_0_set_fan_speed_pwm(smu, 255); + ret = smu_v11_0_auto_fan_control(smu, 0); + if (!ret) + ret = smu_v11_0_set_fan_speed_pwm(smu, 255); break; case AMD_FAN_CTRL_MANUAL: ret = smu_v11_0_auto_fan_control(smu, 0); -- 2.29.0
