[PATCH v2 3/4] drm/msm/disp/dpu1: use atomic enable/disable callbacks for encoder functions

Vinod Polimera
2022-02-21T14:52:06Z

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@quicinc.com>
Signed-off-by: Vinod Polimera <quic_vpolimer@quicinc.com>

Changes in v2:
- As per review suggestion by Dmitry.
---
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 1e648db..6eac417 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -1138,7 +1138,8 @@ 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_enable(struct drm_encoder *drm_enc,
+ struct drm_atomic_state *state)
{
struct dpu_encoder_virt *dpu_enc = NULL;
int ret = 0;
@@ -1176,7 +1177,8 @@ 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_disable(struct drm_encoder *drm_enc,
+ struct drm_atomic_state *state)
{
struct dpu_encoder_virt *dpu_enc = NULL;
struct msm_drm_private *priv;
@@ -2094,8 +2096,8 @@ static void dpu_encoder_frame_done_timeout(struct timer_list *t)

static const struct drm_encoder_helper_funcs dpu_encoder_helper_funcs = {
.mode_set = dpu_encoder_virt_mode_set,
- .disable = dpu_encoder_virt_disable,
- .enable = dpu_encoder_virt_enable,
+ .atomic_disable = dpu_encoder_virt_disable,
+ .atomic_enable = dpu_encoder_virt_enable,
.atomic_check = dpu_encoder_virt_atomic_check,
};

--
2.7.4