From: Chengming Gui <[email protected]> 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 <[email protected]> Reviewed-by: Huang Rui <[email protected]> --- drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 31 +++++++++++++++++--------- drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 3 +++ drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 31 ++++++++++++++++++++++++++ 3 files changed, 55 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c index d40aa39..ac991f9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c @@ -1382,11 +1382,14 @@ static ssize_t amdgpu_hwmon_get_pwm1_enable(struct device *dev, { struct amdgpu_device *adev = dev_get_drvdata(dev); u32 pwm_mode = 0; + if (is_support_sw_smu(adev)) + pwm_mode = smu_get_fan_control_mode(&adev->smu); + else { + if (!adev->powerplay.pp_funcs->get_fan_control_mode) + return -EINVAL; - if (!adev->powerplay.pp_funcs->get_fan_control_mode) - return -EINVAL; - - pwm_mode = amdgpu_dpm_get_fan_control_mode(adev); + pwm_mode = amdgpu_dpm_get_fan_control_mode(adev); + } return sprintf(buf, "%i\n", pwm_mode); } @@ -1405,14 +1408,22 @@ static ssize_t amdgpu_hwmon_set_pwm1_enable(struct device *dev, (adev->ddev->switch_power_state != DRM_SWITCH_POWER_ON)) return -EINVAL; - if (!adev->powerplay.pp_funcs->set_fan_control_mode) - return -EINVAL; + if (is_support_sw_smu(adev)) { + err = kstrtoint(buf, 10, &value); + if (err) + return err; - err = kstrtoint(buf, 10, &value); - if (err) - return err; + smu_set_fan_control_mode(&adev->smu, value); + } else { + if (!adev->powerplay.pp_funcs->set_fan_control_mode) + return -EINVAL; + + err = kstrtoint(buf, 10, &value); + if (err) + return err; - amdgpu_dpm_set_fan_control_mode(adev, value); + amdgpu_dpm_set_fan_control_mode(adev, value); + } return count; } diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index f94d09d..ef2b807 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -533,6 +533,7 @@ struct smu_funcs uint32_t (*get_mclk)(struct smu_context *smu, bool low); int (*get_current_rpm)(struct smu_context *smu, uint32_t *speed); uint32_t (*get_fan_control_mode)(struct smu_context *smu); + int (*set_fan_control_mode)(struct smu_context *smu, uint32_t mode); int (*get_fan_speed_percent)(struct smu_context *smu, uint32_t *speed); int (*set_fan_speed_percent)(struct smu_context *smu, uint32_t speed); }; @@ -669,6 +670,8 @@ struct smu_funcs ((smu)->ppt_funcs->set_cpu_power_state ? (smu)->ppt_funcs->set_cpu_power_state((smu)) : 0) #define smu_get_fan_control_mode(smu) \ ((smu)->funcs->get_fan_control_mode ? (smu)->funcs->get_fan_control_mode((smu)) : 0) +#define smu_set_fan_control_mode(smu, value) \ + ((smu)->funcs->set_fan_control_mode ? (smu)->funcs->set_fan_control_mode((smu), (value)) : 0) #define smu_get_fan_speed_percent(smu, speed) \ ((smu)->funcs->get_fan_speed_percent ? (smu)->funcs->get_fan_speed_percent((smu), (speed)) : 0) #define smu_set_fan_speed_percent(smu, speed) \ diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index d8917b2..aaa1bd8 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -1833,6 +1833,36 @@ 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, @@ -1885,6 +1915,7 @@ 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, }; -- 2.7.4 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
