diff mbox series

[2/2] drm/msm/dpu: Wire up needs_dirtyfb

Message ID 20210508195641.397198-3-robdclark@gmail.com (mailing list archive)
State New, archived
Headers show
Series drm: Fix atomic helper dirtyfb stalls | expand

Commit Message

Rob Clark May 8, 2021, 7:56 p.m. UTC 
From: Rob Clark <robdclark@chromium.org>

Signed-off-by: Rob Clark <robdclark@chromium.org>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

Comments

Ryan Houdek May 9, 2021, 3:38 p.m. UTC | #1 
I have tested this on my end and it resolves the 120hz problem.

Tested-By: Ryan Houdek <Houdek.Ryan@fex-emu.org>
Rob Clark May 9, 2021, 4:28 p.m. UTC | #2 
On Sat, May 8, 2021 at 12:53 PM Rob Clark <robdclark@gmail.com> wrote:
>
> From: Rob Clark <robdclark@chromium.org>
>
> Signed-off-by: Rob Clark <robdclark@chromium.org>

From Ryan (sending this for him because mailing list workflow is lame):

I have tested this on my end and it resolves the 120hz problem.

Tested-By: Ryan Houdek <Houdek.Ryan@fex-emu.org>

> ---
>  drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
>
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> index 5a74f93e29da..868ee6136438 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> @@ -143,6 +143,19 @@ static bool dpu_crtc_get_scanout_position(struct drm_crtc *crtc,
>         return true;
>  }
>
> +static bool dpu_crtc_needs_dirtyfb(struct drm_crtc *crtc)
> +{
> +       struct drm_encoder *encoder;
> +
> +       drm_for_each_encoder_mask (encoder, crtc->dev, crtc->state->encoder_mask) {
> +               if (dpu_encoder_get_intf_mode(encoder) == INTF_MODE_CMD) {
> +                       return true;
> +               }
> +       }
> +
> +       return false;
> +}
> +
>  static void _dpu_crtc_setup_blend_cfg(struct dpu_crtc_mixer *mixer,
>                 struct dpu_plane_state *pstate, struct dpu_format *format)
>  {
> @@ -1343,6 +1356,7 @@ static const struct drm_crtc_helper_funcs dpu_crtc_helper_funcs = {
>         .atomic_begin = dpu_crtc_atomic_begin,
>         .atomic_flush = dpu_crtc_atomic_flush,
>         .get_scanout_position = dpu_crtc_get_scanout_position,
> +       .needs_dirtyfb = dpu_crtc_needs_dirtyfb,
>  };
>
>  /* initialize crtc */
> --
> 2.30.2
>
Alex Deucher May 10, 2021, 3:26 p.m. UTC | #3 
Sorry, what patch are you referring to?

Alex

On Mon, May 10, 2021 at 4:04 AM <houdek.ryan@fex-emu.org> wrote:
>
> I have tested this on my end and it resolves the 120hz problem.
>
> Tested-By: Ryan Houdek <Houdek.Ryan@fex-emu.org>
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index 5a74f93e29da..868ee6136438 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -143,6 +143,19 @@  static bool dpu_crtc_get_scanout_position(struct drm_crtc *crtc,
 	return true;
 }
 
+static bool dpu_crtc_needs_dirtyfb(struct drm_crtc *crtc)
+{
+	struct drm_encoder *encoder;
+
+	drm_for_each_encoder_mask (encoder, crtc->dev, crtc->state->encoder_mask) {
+		if (dpu_encoder_get_intf_mode(encoder) == INTF_MODE_CMD) {
+			return true;
+		}
+	}
+
+	return false;
+}
+
 static void _dpu_crtc_setup_blend_cfg(struct dpu_crtc_mixer *mixer,
 		struct dpu_plane_state *pstate, struct dpu_format *format)
 {
@@ -1343,6 +1356,7 @@  static const struct drm_crtc_helper_funcs dpu_crtc_helper_funcs = {
 	.atomic_begin = dpu_crtc_atomic_begin,
 	.atomic_flush = dpu_crtc_atomic_flush,
 	.get_scanout_position = dpu_crtc_get_scanout_position,
+	.needs_dirtyfb = dpu_crtc_needs_dirtyfb,
 };
 
 /* initialize crtc */