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path: root/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
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Diffstat (limited to 'drivers/gpu/drm/amd/pm/powerplay/si_dpm.c')
-rw-r--r--drivers/gpu/drm/amd/pm/powerplay/si_dpm.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c b/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
index 15c0b8af376f..bdbbeb959c68 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
@@ -6539,7 +6539,7 @@ static int si_fan_ctrl_stop_smc_fan_control(struct amdgpu_device *adev)
}
}
-static int si_dpm_get_fan_speed_percent(void *handle,
+static int si_dpm_get_fan_speed_pwm(void *handle,
u32 *speed)
{
u32 duty, duty100;
@@ -6555,17 +6555,14 @@ static int si_dpm_get_fan_speed_percent(void *handle,
if (duty100 == 0)
return -EINVAL;
- tmp64 = (u64)duty * 100;
+ tmp64 = (u64)duty * 255;
do_div(tmp64, duty100);
- *speed = (u32)tmp64;
-
- if (*speed > 100)
- *speed = 100;
+ *speed = MIN((u32)tmp64, 255);
return 0;
}
-static int si_dpm_set_fan_speed_percent(void *handle,
+static int si_dpm_set_fan_speed_pwm(void *handle,
u32 speed)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
@@ -6580,7 +6577,7 @@ static int si_dpm_set_fan_speed_percent(void *handle,
if (si_pi->fan_is_controlled_by_smc)
return -EINVAL;
- if (speed > 100)
+ if (speed > 255)
return -EINVAL;
duty100 = (RREG32(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
@@ -6589,7 +6586,7 @@ static int si_dpm_set_fan_speed_percent(void *handle,
return -EINVAL;
tmp64 = (u64)speed * duty100;
- do_div(tmp64, 100);
+ do_div(tmp64, 255);
duty = (u32)tmp64;
tmp = RREG32(CG_FDO_CTRL0) & ~FDO_STATIC_DUTY_MASK;
@@ -8059,8 +8056,8 @@ static const struct amd_pm_funcs si_dpm_funcs = {
.vblank_too_short = &si_dpm_vblank_too_short,
.set_fan_control_mode = &si_dpm_set_fan_control_mode,
.get_fan_control_mode = &si_dpm_get_fan_control_mode,
- .set_fan_speed_percent = &si_dpm_set_fan_speed_percent,
- .get_fan_speed_percent = &si_dpm_get_fan_speed_percent,
+ .set_fan_speed_pwm = &si_dpm_set_fan_speed_pwm,
+ .get_fan_speed_pwm = &si_dpm_get_fan_speed_pwm,
.check_state_equal = &si_check_state_equal,
.get_vce_clock_state = amdgpu_get_vce_clock_state,
.read_sensor = &si_dpm_read_sensor,