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#include <gbm.h>
#include <xf86drm.h>
#include <xf86drmMode.h>
#include <wlr/util/log.h>
#include "backend/drm.h"
#include "backend/drm-util.h"
static bool legacy_crtc_pageflip(struct wlr_backend_state *drm, struct wlr_output_state *output,
struct wlr_drm_crtc *crtc, uint32_t fb_id, drmModeModeInfo *mode) {
if (mode) {
drmModeSetCrtc(drm->fd, crtc->id, fb_id, 0, 0,
&output->connector, 1, mode);
}
drmModePageFlip(drm->fd, crtc->id, fb_id, DRM_MODE_PAGE_FLIP_EVENT, output);
return true;
}
static void legacy_conn_enable(struct wlr_backend_state *drm, struct wlr_output_state *output,
bool enable) {
drmModeConnectorSetProperty(drm->fd, output->connector, output->props.dpms,
enable ? DRM_MODE_DPMS_ON : DRM_MODE_DPMS_OFF);
}
bool legacy_crtc_set_cursor(struct wlr_backend_state *drm, struct wlr_drm_crtc *crtc,
struct gbm_bo *bo) {
if (!crtc || !crtc->cursor) {
return true;
}
if (!bo) {
drmModeSetCursor(drm->fd, crtc->id, 0, 0, 0);
return true;
}
struct wlr_drm_plane *plane = crtc->cursor;
if (drmModeSetCursor(drm->fd, crtc->id, gbm_bo_get_handle(bo).u32,
plane->width, plane->height)) {
wlr_log_errno(L_ERROR, "Failed to set hardware cursor");
return false;
}
return true;
}
bool legacy_crtc_move_cursor(struct wlr_backend_state *drm, struct wlr_drm_crtc *crtc,
int x, int y) {
return !drmModeMoveCursor(drm->fd, crtc->id, x, y);
}
const struct wlr_drm_interface legacy_iface = {
.conn_enable = legacy_conn_enable,
.crtc_pageflip = legacy_crtc_pageflip,
.crtc_set_cursor = legacy_crtc_set_cursor,
.crtc_move_cursor = legacy_crtc_move_cursor,
};
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