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path: root/drivers/gpu/drm/mediatek/mtk_drm_plane.c
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Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_drm_plane.c')
-rw-r--r--drivers/gpu/drm/mediatek/mtk_drm_plane.c78
1 files changed, 74 insertions, 4 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
index f2ef83aed6f9..914cc7619cd7 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
@@ -4,21 +4,28 @@
* Author: CK Hu <ck.hu@mediatek.com>
*/
-#include <drm/drmP.h>
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_atomic_uapi.h>
#include <drm/drm_plane_helper.h>
+#include <drm/drm_gem_framebuffer_helper.h>
#include "mtk_drm_crtc.h"
#include "mtk_drm_ddp_comp.h"
#include "mtk_drm_drv.h"
-#include "mtk_drm_fb.h"
#include "mtk_drm_gem.h"
#include "mtk_drm_plane.h"
static const u32 formats[] = {
DRM_FORMAT_XRGB8888,
DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_BGRX8888,
+ DRM_FORMAT_BGRA8888,
+ DRM_FORMAT_ABGR8888,
+ DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_RGB888,
+ DRM_FORMAT_BGR888,
DRM_FORMAT_RGB565,
DRM_FORMAT_UYVY,
DRM_FORMAT_YUYV,
@@ -69,6 +76,50 @@ static void mtk_drm_plane_destroy_state(struct drm_plane *plane,
kfree(to_mtk_plane_state(state));
}
+static int mtk_plane_atomic_async_check(struct drm_plane *plane,
+ struct drm_plane_state *state)
+{
+ struct drm_crtc_state *crtc_state;
+
+ if (plane != state->crtc->cursor)
+ return -EINVAL;
+
+ if (!plane->state)
+ return -EINVAL;
+
+ if (!plane->state->fb)
+ return -EINVAL;
+
+ if (state->state)
+ crtc_state = drm_atomic_get_existing_crtc_state(state->state,
+ state->crtc);
+ else /* Special case for asynchronous cursor updates. */
+ crtc_state = state->crtc->state;
+
+ return drm_atomic_helper_check_plane_state(plane->state, crtc_state,
+ DRM_PLANE_HELPER_NO_SCALING,
+ DRM_PLANE_HELPER_NO_SCALING,
+ true, true);
+}
+
+static void mtk_plane_atomic_async_update(struct drm_plane *plane,
+ struct drm_plane_state *new_state)
+{
+ struct mtk_plane_state *state = to_mtk_plane_state(plane->state);
+
+ plane->state->crtc_x = new_state->crtc_x;
+ plane->state->crtc_y = new_state->crtc_y;
+ plane->state->crtc_h = new_state->crtc_h;
+ plane->state->crtc_w = new_state->crtc_w;
+ plane->state->src_x = new_state->src_x;
+ plane->state->src_y = new_state->src_y;
+ plane->state->src_h = new_state->src_h;
+ plane->state->src_w = new_state->src_w;
+ state->pending.async_dirty = true;
+
+ mtk_drm_crtc_async_update(new_state->crtc, plane, new_state);
+}
+
static const struct drm_plane_funcs mtk_plane_funcs = {
.update_plane = drm_atomic_helper_update_plane,
.disable_plane = drm_atomic_helper_disable_plane,
@@ -83,13 +134,19 @@ static int mtk_plane_atomic_check(struct drm_plane *plane,
{
struct drm_framebuffer *fb = state->fb;
struct drm_crtc_state *crtc_state;
+ int ret;
if (!fb)
return 0;
- if (!state->crtc)
+ if (WARN_ON(!state->crtc))
return 0;
+ ret = mtk_drm_crtc_plane_check(state->crtc, plane,
+ to_mtk_plane_state(state));
+ if (ret)
+ return ret;
+
crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);
if (IS_ERR(crtc_state))
return PTR_ERR(crtc_state);
@@ -131,6 +188,7 @@ 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;
}
@@ -146,13 +204,17 @@ static void mtk_plane_atomic_disable(struct drm_plane *plane,
}
static const struct drm_plane_helper_funcs mtk_plane_helper_funcs = {
+ .prepare_fb = drm_gem_fb_prepare_fb,
.atomic_check = mtk_plane_atomic_check,
.atomic_update = mtk_plane_atomic_update,
.atomic_disable = mtk_plane_atomic_disable,
+ .atomic_async_update = mtk_plane_atomic_async_update,
+ .atomic_async_check = mtk_plane_atomic_async_check,
};
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;
@@ -164,6 +226,14 @@ 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;
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