On Wed, Oct 21, 2020 at 2:45 AM Kenneth Feng <[email protected]> wrote:
>
> fix the wrong fan speed in fan1_input when the fan control mode is manual.
> the fan speed value is not correct when we set manual mode to fan1_enalbe - 1.
> since the fan speed in the metrics table always reflects the real fan speed,we
> can fetch the fan speed for both auto and manual mode.
>
> Signed-off-by: Kenneth Feng <[email protected]>
NACK. At least on the navi boards I have, the metrics table fan speed
reads back 0 when the fan is in manual mode. That's why I changed
this in the first place.
Alex
> ---
> .../gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c | 11 +++--------
> 1 file changed, 3 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
> b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
> index 496abc31b07e..27b6cade9ade 100644
> --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
> +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
> @@ -1171,14 +1171,9 @@ static int sienna_cichlid_get_fan_speed_rpm(struct
> smu_context *smu,
> if (!speed)
> return -EINVAL;
>
> - switch (smu_v11_0_get_fan_control_mode(smu)) {
> - case AMD_FAN_CTRL_AUTO:
> - return sienna_cichlid_get_smu_metrics_data(smu,
> -
> METRICS_CURR_FANSPEED,
> - speed);
> - default:
> - return smu_v11_0_get_fan_speed_rpm(smu, speed);
> - }
> + return sienna_cichlid_get_smu_metrics_data(smu,
> + METRICS_CURR_FANSPEED,
> + speed);
> }
>
> static int sienna_cichlid_get_fan_parameters(struct smu_context *smu)
> --
> 2.17.1
>
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