45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
#ifndef BACKEND_DRM_IFACE_H
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#define BACKEND_DRM_IFACE_H
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#include <stdbool.h>
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#include <stdint.h>
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#include <pixman.h>
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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struct wlr_drm_backend;
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struct wlr_drm_connector;
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struct wlr_drm_crtc;
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struct wlr_drm_connector_state;
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struct wlr_drm_fb;
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struct wlr_drm_page_flip;
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// Used to provide atomic or legacy DRM functions
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struct wlr_drm_interface {
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bool (*init)(struct wlr_drm_backend *drm);
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void (*finish)(struct wlr_drm_backend *drm);
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// Commit all pending changes on a CRTC.
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bool (*crtc_commit)(struct wlr_drm_connector *conn,
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const struct wlr_drm_connector_state *state,
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struct wlr_drm_page_flip *page_flip, uint32_t flags, bool test_only);
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// Turn off everything
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bool (*reset)(struct wlr_drm_backend *drm);
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};
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extern const struct wlr_drm_interface atomic_iface;
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extern const struct wlr_drm_interface legacy_iface;
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extern const struct wlr_drm_interface liftoff_iface;
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bool drm_legacy_crtc_set_gamma(struct wlr_drm_backend *drm,
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struct wlr_drm_crtc *crtc, size_t size, uint16_t *lut);
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bool create_mode_blob(struct wlr_drm_connector *conn,
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const struct wlr_drm_connector_state *state, uint32_t *blob_id);
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bool create_gamma_lut_blob(struct wlr_drm_backend *drm,
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size_t size, const uint16_t *lut, uint32_t *blob_id);
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bool create_fb_damage_clips_blob(struct wlr_drm_backend *drm,
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int width, int height, const pixman_region32_t *damage, uint32_t *blob_id);
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bool drm_atomic_reset(struct wlr_drm_backend *drm);
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#endif
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