Thread (7 messages) 7 messages, 2 authors, 2021-12-29

Re: [PATCH] drm/mediatek: Set the default value of rotation to DRM_MODE_ROTATE_0

From: Mark Yacoub <hidden>
Date: 2021-12-09 17:41:03
Also in: dri-devel, linux-mediatek, lkml

On Wed, Dec 8, 2021 at 7:16 PM Chun-Kuang Hu [off-list ref] wrote:
Hi Mark:

Mark Yacoub [off-list ref] 於 2021年10月28日 週四 上午12:28寫道:
quoted
From: Mark Yacoub <redacted>

At the reset hook, call __drm_atomic_helper_plane_reset which is
called at the initialization of the plane and sets the default value of
rotation on all planes to DRM_MODE_ROTATE_0 which is equal to 1.
This patch looks good to me, but please fix this checkpatch warning:
Uploaded a new revision. Thanks!
WARNING: From:/Signed-off-by: email address mismatch: 'From: Mark
Yacoub [off-list ref]' != 'Signed-off-by: Mark Yacoub
[off-list ref]'

total: 0 errors, 1 warnings, 11 lines checked

Regards,
Chun-Kuang.
quoted
Tested on Jacuzzi (MTK).
Resolves IGT@kms_properties@plane-properties-{legacy,atomic}

Signed-off-by: Mark Yacoub <redacted>
---
 drivers/gpu/drm/mediatek/mtk_drm_plane.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
index e6dcb34d30522..accd26481b9fb 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
@@ -44,9 +44,10 @@ static void mtk_plane_reset(struct drm_plane *plane)
                state = kzalloc(sizeof(*state), GFP_KERNEL);
                if (!state)
                        return;
-               plane->state = &state->base;
        }

+       __drm_atomic_helper_plane_reset(plane, &state->base);
+
        state->base.plane = plane;
        state->pending.format = DRM_FORMAT_RGB565;
 }
--
2.33.0.1079.g6e70778dc9-goog
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