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Message-ID: <043d02d3-e03e-f19d-4692-237c43236744@linaro.org>
Date: Tue, 21 Jun 2022 22:00:00 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Vinod Polimera <quic_vpolimer@...cinc.com>, y@...lcomm.com,
dri-devel@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, robdclark@...il.com,
dianders@...omium.org, swboyd@...omium.org,
quic_kalyant@...cinc.com, quic_sbillaka@...cinc.com
Subject: Re: [v3 4/5] drm/msm/disp/dpu1: use atomic enable/disable callbacks
for encoder functions
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@...cinc.com>
> Signed-off-by: Vinod Polimera <quic_vpolimer@...cinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> ---
> 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
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