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backend/drm: add support for output layers

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This commit is contained in:
Simon Ser 2022-08-18 20:14:34 +02:00
parent 2398621b8b
commit 4d6fbb2289
3 changed files with 211 additions and 7 deletions
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19
include/backend/drm/drm.h
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@ -10,6 +10,7 @@
#include <wlr/backend/drm.h>
#include <wlr/backend/session.h>
#include <wlr/render/drm_format_set.h>
#include <wlr/types/wlr_output_layer.h>
#include <xf86drmMode.h>
#include "backend/drm/iface.h"
#include "backend/drm/properties.h"
@ -36,11 +37,27 @@ struct wlr_drm_plane {
struct liftoff_layer *liftoff_layer;
};
struct wlr_drm_layer {
struct liftoff_layer *liftoff;
struct wlr_addon addon; // wlr_output_layer.addons
struct wl_list link; // wlr_drm_crtc.layers
/* Buffer to be submitted to the kernel on the next page-flip */
struct wlr_drm_fb *pending_fb;
/* Buffer submitted to the kernel, will be presented on next vblank */
struct wlr_drm_fb *queued_fb;
/* Buffer currently displayed on screen */
struct wlr_drm_fb *current_fb;
int pending_width, pending_height;
};
struct wlr_drm_crtc {
uint32_t id;
struct wlr_drm_lease *lease;
struct liftoff_output *liftoff;
struct liftoff_layer *liftoff_composition_layer;
struct wl_list layers; // wlr_drm_layer.link
// Atomic modesetting only
uint32_t mode_id;
@ -163,6 +180,8 @@ size_t drm_crtc_get_gamma_lut_size(struct wlr_drm_backend *drm,
void drm_lease_destroy(struct wlr_drm_lease *lease);
struct wlr_drm_fb *get_next_cursor_fb(struct wlr_drm_connector *conn);
struct wlr_drm_layer *get_drm_layer(struct wlr_drm_backend *drm,
struct wlr_output_layer *layer);
#define wlr_drm_conn_log(conn, verb, fmt, ...) \
wlr_log(verb, "connector %s: " fmt, conn->name, ##__VA_ARGS__)