diff options
Diffstat (limited to 'include/drm/drm_plane_helper.h')
| -rw-r--r-- | include/drm/drm_plane_helper.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/include/drm/drm_plane_helper.h b/include/drm/drm_plane_helper.h new file mode 100644 index 0000000000..3a574e8cd2 --- /dev/null +++ b/include/drm/drm_plane_helper.h @@ -0,0 +1,59 @@ +/* + * Copyright (C) 2011-2013 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef DRM_PLANE_HELPER_H +#define DRM_PLANE_HELPER_H + +#include <linux/types.h> + +struct drm_atomic_state; +struct drm_crtc; +struct drm_framebuffer; +struct drm_modeset_acquire_ctx; +struct drm_plane; + +int drm_plane_helper_update_primary(struct drm_plane *plane, struct drm_crtc *crtc, + struct drm_framebuffer *fb, + int crtc_x, int crtc_y, + unsigned int crtc_w, unsigned int crtc_h, + uint32_t src_x, uint32_t src_y, + uint32_t src_w, uint32_t src_h, + struct drm_modeset_acquire_ctx *ctx); +int drm_plane_helper_disable_primary(struct drm_plane *plane, + struct drm_modeset_acquire_ctx *ctx); +void drm_plane_helper_destroy(struct drm_plane *plane); +int drm_plane_helper_atomic_check(struct drm_plane *plane, struct drm_atomic_state *state); + +/** + * DRM_PLANE_NON_ATOMIC_FUNCS - Default plane functions for non-atomic drivers + * + * This macro initializes plane functions for non-atomic drivers to default + * values. Non-atomic interfaces are deprecated and should not be used in new + * drivers. + */ +#define DRM_PLANE_NON_ATOMIC_FUNCS \ + .update_plane = drm_plane_helper_update_primary, \ + .disable_plane = drm_plane_helper_disable_primary, \ + .destroy = drm_plane_helper_destroy + +#endif |