diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-09-21 11:59:26 +0300 |
|---|---|---|
| committer | Sean Paul <seanpaul@chromium.org> | 2016-09-22 10:04:01 +0300 |
| commit | 18733802466d032cd84e57f1e4b21ecae635f192 (patch) | |
| tree | f8a031317b0fa8e55b5896152d10aefddbb853e1 /include/drm/drm_blend.h | |
| parent | 532b36712ddfdca90f4db9a5365039cc08a3ff84 (diff) | |
| download | linux-18733802466d032cd84e57f1e4b21ecae635f192.tar.xz | |
drm: Conslidate blending properties in drm_blend.[hc]
Imo zpos, rotatation, blending eq (once we have it) and all that
should be in drm_blend.c, since those are all about how exactly the
pixels are rendered onto the CRTC's visible area. Also noticed that
one exported function accidentally ended up in drm_crtc_internal.h,
move it to the right place too.
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1474448370-32227-3-git-send-email-daniel.vetter@ffwll.ch
Diffstat (limited to 'include/drm/drm_blend.h')
| -rw-r--r-- | include/drm/drm_blend.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/include/drm/drm_blend.h b/include/drm/drm_blend.h new file mode 100644 index 000000000000..868f0364e939 --- /dev/null +++ b/include/drm/drm_blend.h @@ -0,0 +1,59 @@ +/* + * Copyright (c) 2016 Intel Corporation + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#ifndef __DRM_BLEND_H__ +#define __DRM_BLEND_H__ + +#include <linux/list.h> +#include <linux/ctype.h> + +struct drm_device; +struct drm_atomic_state; + +/* + * Rotation property bits. DRM_ROTATE_<degrees> rotates the image by the + * specified amount in degrees in counter clockwise direction. DRM_REFLECT_X and + * DRM_REFLECT_Y reflects the image along the specified axis prior to rotation + */ +#define DRM_ROTATE_0 BIT(0) +#define DRM_ROTATE_90 BIT(1) +#define DRM_ROTATE_180 BIT(2) +#define DRM_ROTATE_270 BIT(3) +#define DRM_ROTATE_MASK (DRM_ROTATE_0 | DRM_ROTATE_90 | \ + DRM_ROTATE_180 | DRM_ROTATE_270) +#define DRM_REFLECT_X BIT(4) +#define DRM_REFLECT_Y BIT(5) +#define DRM_REFLECT_MASK (DRM_REFLECT_X | DRM_REFLECT_Y) + +struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, + unsigned int supported_rotations); +unsigned int drm_rotation_simplify(unsigned int rotation, + unsigned int supported_rotations); + +int drm_plane_create_zpos_property(struct drm_plane *plane, + unsigned int zpos, + unsigned int min, unsigned int max); +int drm_plane_create_zpos_immutable_property(struct drm_plane *plane, + unsigned int zpos); +int drm_atomic_normalize_zpos(struct drm_device *dev, + struct drm_atomic_state *state); +#endif |