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https://github.com/hyprwm/wlroots-hyprland.git
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8da9d9679e
This is a type which manages gbm_surfaces and imported dmabufs in the same place, and makes the lifetime management between the two shared. It should lead to easier to understand code, and fewer special cases. This also contains a fair bit of refactoring to start using this new type. Co-authored-by: Simon Ser <contact@emersion.fr>
166 lines
4 KiB
C
166 lines
4 KiB
C
#ifndef BACKEND_DRM_DRM_H
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#define BACKEND_DRM_DRM_H
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#include <EGL/egl.h>
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#include <gbm.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <time.h>
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#include <wayland-server-core.h>
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#include <wayland-util.h>
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#include <wlr/backend/drm.h>
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#include <wlr/backend/session.h>
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#include <wlr/render/drm_format_set.h>
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#include <wlr/render/egl.h>
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#include <xf86drmMode.h>
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#include "iface.h"
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#include "properties.h"
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#include "renderer.h"
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struct wlr_drm_plane {
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uint32_t type;
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uint32_t id;
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struct wlr_drm_surface surf;
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struct wlr_drm_surface mgpu_surf;
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/* Buffer to be submitted to the kernel on the next page-flip */
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struct wlr_drm_fb pending_fb;
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/* Buffer submitted to the kernel, will be presented on next vblank */
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struct wlr_drm_fb queued_fb;
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/* Buffer currently displayed on screen */
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struct wlr_drm_fb current_fb;
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uint32_t drm_format; // ARGB8888 or XRGB8888
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struct wlr_drm_format_set formats;
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// Only used by cursor
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bool cursor_enabled;
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int32_t cursor_hotspot_x, cursor_hotspot_y;
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union wlr_drm_plane_props props;
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};
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struct wlr_drm_crtc {
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uint32_t id;
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// Atomic modesetting only
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uint32_t mode_id;
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uint32_t gamma_lut;
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drmModeAtomicReq *atomic;
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// Legacy only
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drmModeCrtc *legacy_crtc;
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struct wlr_drm_plane *primary;
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struct wlr_drm_plane *cursor;
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/*
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* We don't support overlay planes yet, but we keep track of them to
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* give to DRM lease clients.
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*/
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size_t num_overlays;
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uint32_t *overlays;
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union wlr_drm_crtc_props props;
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struct wl_list connectors;
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uint16_t *gamma_table;
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size_t gamma_table_size;
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};
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struct wlr_drm_backend {
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struct wlr_backend backend;
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struct wlr_drm_backend *parent;
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const struct wlr_drm_interface *iface;
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clockid_t clock;
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bool addfb2_modifiers;
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int fd;
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size_t num_crtcs;
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struct wlr_drm_crtc *crtcs;
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struct wl_display *display;
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struct wl_event_source *drm_event;
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struct wl_listener display_destroy;
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struct wl_listener session_destroy;
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struct wl_listener session_signal;
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struct wl_listener drm_invalidated;
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struct wl_list outputs;
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struct wlr_drm_renderer renderer;
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struct wlr_session *session;
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};
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enum wlr_drm_connector_state {
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// Connector is available but no output is plugged in
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WLR_DRM_CONN_DISCONNECTED,
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// An output just has been plugged in and is waiting for a modeset
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WLR_DRM_CONN_NEEDS_MODESET,
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WLR_DRM_CONN_CLEANUP,
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WLR_DRM_CONN_CONNECTED,
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};
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struct wlr_drm_mode {
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struct wlr_output_mode wlr_mode;
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drmModeModeInfo drm_mode;
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};
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struct wlr_drm_connector {
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struct wlr_output output;
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enum wlr_drm_connector_state state;
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struct wlr_output_mode *desired_mode;
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bool desired_enabled;
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uint32_t id;
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struct wlr_drm_crtc *crtc;
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uint32_t possible_crtc;
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union wlr_drm_connector_props props;
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uint32_t width, height;
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int32_t cursor_x, cursor_y;
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drmModeCrtc *old_crtc;
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struct wl_event_source *retry_pageflip;
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struct wl_list link;
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/*
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* We've asked for a state change in the kernel, and yet to recieve a
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* notification for its completion. Currently, the kernel only has a
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* queue length of 1, and no way to modify your submissions after
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* they're sent.
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*/
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bool pageflip_pending;
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};
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struct wlr_drm_backend *get_drm_backend_from_backend(
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struct wlr_backend *wlr_backend);
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bool check_drm_features(struct wlr_drm_backend *drm);
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bool init_drm_resources(struct wlr_drm_backend *drm);
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void finish_drm_resources(struct wlr_drm_backend *drm);
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void restore_drm_outputs(struct wlr_drm_backend *drm);
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void scan_drm_connectors(struct wlr_drm_backend *state);
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int handle_drm_event(int fd, uint32_t mask, void *data);
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bool enable_drm_connector(struct wlr_output *output, bool enable);
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bool set_drm_connector_gamma(struct wlr_output *output, size_t size,
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const uint16_t *r, const uint16_t *g, const uint16_t *b);
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bool drm_connector_set_mode(struct wlr_output *output,
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struct wlr_output_mode *mode);
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struct wlr_drm_fb *plane_get_next_fb(struct wlr_drm_plane *plane);
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bool legacy_crtc_set_cursor(struct wlr_drm_backend *drm,
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struct wlr_drm_crtc *crtc, struct gbm_bo *bo);
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bool legacy_crtc_move_cursor(struct wlr_drm_backend *drm,
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struct wlr_drm_crtc *crtc, int x, int y);
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#endif
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