diff options
| author | Chengming Gui | 2019-01-25 09:21:27 +0100 |
|---|---|---|
| committer | Alex Deucher | 2019-03-19 21:04:01 +0100 |
| commit | a76ff5af98bea45bd7303d83c593957dad0213ee (patch) | |
| tree | fad694c80667d125d38385da384c7e6f6d086d34 /drivers/gpu/drm/amd/powerplay/smu_v11_0.c | |
| parent | drm/amd/powerplay: implement pwm1 hwmon interface for SMU11 (v2) (diff) | |
| download | kernel-qcow2-linux-a76ff5af98bea45bd7303d83c593957dad0213ee.tar.gz kernel-qcow2-linux-a76ff5af98bea45bd7303d83c593957dad0213ee.tar.xz kernel-qcow2-linux-a76ff5af98bea45bd7303d83c593957dad0213ee.zip | |
drm/amd/powerplay: implement pwm1_enable hwmon interface for SMU11 (v2)
1, set get_pwm1_enable and set_pwm1_enable functions to call
smu_get_fan_control_mode and smu_set_fan_control_mode for SMU11
2, implement set_fan_control_mode function
v2: add return value in set_fan_control_mode function
Signed-off-by: Chengming Gui <Jack.Gui@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/smu_v11_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index 2eb5ad813ec8..75f42bc621c1 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -1834,6 +1834,36 @@ smu_v11_0_set_fan_speed_percent(struct smu_context *smu, uint32_t speed) return smu_v11_0_set_fan_static_mode(smu, FDO_PWM_MODE_STATIC); } +static int +smu_v11_0_set_fan_control_mode(struct smu_context *smu, + uint32_t mode) +{ + int ret = 0; + bool start = 1; + bool stop = 0; + + switch (mode) { + case AMD_FAN_CTRL_NONE: + ret = smu_v11_0_set_fan_speed_percent(smu, 100); + break; + case AMD_FAN_CTRL_MANUAL: + ret = smu_v11_0_smc_fan_control(smu, stop); + break; + case AMD_FAN_CTRL_AUTO: + ret = smu_v11_0_smc_fan_control(smu, start); + break; + default: + break; + } + + if (ret) { + pr_err("[%s]Set fan control mode failed!"); + return -EINVAL; + } + + return ret; +} + static const struct smu_funcs smu_v11_0_funcs = { .init_microcode = smu_v11_0_init_microcode, .load_microcode = smu_v11_0_load_microcode, @@ -1886,6 +1916,7 @@ static const struct smu_funcs smu_v11_0_funcs = { .dpm_set_vce_enable = smu_v11_0_dpm_set_vce_enable, .get_current_rpm = smu_v11_0_get_current_rpm, .get_fan_control_mode = smu_v11_0_get_fan_control_mode, + .set_fan_control_mode = smu_v11_0_set_fan_control_mode, .get_fan_speed_percent = smu_v11_0_get_fan_speed_percent, .set_fan_speed_percent = smu_v11_0_set_fan_speed_percent, }; |