diff options
| author |   Sean Paul <seanpaul@chromium.org> | 2019-11-05 16:10:21 -0500 |
|---|---|---|
| committer |   CK Hu <ck.hu@mediatek.com> | 2019-11-06 16:00:44 +0800 |
| commit | ef87d3e2dd251374c5c9fa3b6502aeff8fe29da9 (patch) | |
| tree | e72a5b01f9a33065b5aa2335d46cdbd8bccb0578 /drivers/gpu/drm/mediatek/mtk_drm_plane.c | |
| parent | drm/mediatek: Add plumbing for layer_check hook (diff) | |
| download | linux-dev-ef87d3e2dd251374c5c9fa3b6502aeff8fe29da9.tar.xz linux-dev-ef87d3e2dd251374c5c9fa3b6502aeff8fe29da9.zip | |
drm/mediatek: Plumb supported rotation values from components to plane init
This patch adds the ability for components to expose supported rotations
which will be exposed to userspace via a plane rotation property.
No functional changes in this patch.
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_drm_plane.c')
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_plane.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c index 53231938228e..3b0cc91c7023 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c @@ -144,6 +144,7 @@ static void mtk_plane_atomic_update(struct drm_plane *plane, state->pending.y = plane->state->dst.y1; state->pending.width = drm_rect_width(&plane->state->dst); state->pending.height = drm_rect_height(&plane->state->dst); + state->pending.rotation = plane->state->rotation; wmb(); /* Make sure the above parameters are set before update */ state->pending.dirty = true; } @@ -166,7 +167,8 @@ static const struct drm_plane_helper_funcs mtk_plane_helper_funcs = { }; int mtk_plane_init(struct drm_device *dev, struct drm_plane *plane, - unsigned long possible_crtcs, enum drm_plane_type type) + unsigned long possible_crtcs, enum drm_plane_type type, + unsigned int supported_rotations) { int err; @@ -178,6 +180,14 @@ int mtk_plane_init(struct drm_device *dev, struct drm_plane *plane, return err; } + if (supported_rotations & ~DRM_MODE_ROTATE_0) { + err = drm_plane_create_rotation_property(plane, + DRM_MODE_ROTATE_0, + supported_rotations); + if (err) + DRM_INFO("Create rotation property failed\n"); + } + drm_plane_helper_add(plane, &mtk_plane_helper_funcs); return 0; |