Re: [v3 4/5] drm/msm/disp/dpu1: use atomic enable/disable callbacks for encoder functions

[Dmitry Baryshkov]

On 21/06/2022 13:53, Vinod Polimera wrote:
> Use atomic variants for encoder callback functions such that
> certain states like self-refresh can be accessed as part of
> enable/disable sequence.
>
> Signed-off-by: Kalyan Thota <quic_kalyant@xxxxxxxxxxx>
> Signed-off-by: Vinod Polimera <quic_vpolimer@xxxxxxxxxxx>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>


> ---
>   drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 10 ++++++----
>   1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
> index 52516eb..cc2809b 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
> @@ -1130,7 +1130,8 @@ void dpu_encoder_virt_runtime_resume(struct drm_encoder *drm_enc)
>   	mutex_unlock(&dpu_enc->enc_lock);
>   }
>   
> -static void dpu_encoder_virt_enable(struct drm_encoder *drm_enc)
> +static void dpu_encoder_virt_atomic_enable(struct drm_encoder *drm_enc,
> +					struct drm_atomic_state *state)
>   {
>   	struct dpu_encoder_virt *dpu_enc = NULL;
>   	int ret = 0;
> @@ -1166,7 +1167,8 @@ static void dpu_encoder_virt_enable(struct drm_encoder *drm_enc)
>   	mutex_unlock(&dpu_enc->enc_lock);
>   }
>   
> -static void dpu_encoder_virt_disable(struct drm_encoder *drm_enc)
> +static void dpu_encoder_virt_atomic_disable(struct drm_encoder *drm_enc,
> +					struct drm_atomic_state *state)
>   {
>   	struct dpu_encoder_virt *dpu_enc = NULL;
>   	int i = 0;
> @@ -2332,8 +2334,8 @@ static void dpu_encoder_frame_done_timeout(struct timer_list *t)
>   
>   static const struct drm_encoder_helper_funcs dpu_encoder_helper_funcs = {
>   	.atomic_mode_set = dpu_encoder_virt_atomic_mode_set,
> -	.disable = dpu_encoder_virt_disable,
> -	.enable = dpu_encoder_virt_enable,
> +	.atomic_disable = dpu_encoder_virt_atomic_disable,
> +	.atomic_enable = dpu_encoder_virt_atomic_enable,
>   	.atomic_check = dpu_encoder_virt_atomic_check,
>   };
>   


--
With best wishes
Dmitry