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backend/drm: implement get_drm_fd

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This commit is contained in:
Simon Ser 2020-12-04 16:47:42 +01:00
parent 400f4e7f27
commit b7c95d483a
1 changed files with 11 additions and 0 deletions
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11
backend/drm/backend.c
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@ -77,11 +77,22 @@ static clockid_t backend_get_presentation_clock(struct wlr_backend *backend) {
return drm->clock; return drm->clock;
} }
static int backend_get_drm_fd(struct wlr_backend *backend) {
struct wlr_drm_backend *drm = get_drm_backend_from_backend(backend);
if (drm->parent) {
return drm->parent->fd;
} else {
return drm->fd;
}
}
static struct wlr_backend_impl backend_impl = { static struct wlr_backend_impl backend_impl = {
.start = backend_start, .start = backend_start,
.destroy = backend_destroy, .destroy = backend_destroy,
.get_renderer = backend_get_renderer, .get_renderer = backend_get_renderer,
.get_presentation_clock = backend_get_presentation_clock, .get_presentation_clock = backend_get_presentation_clock,
.get_drm_fd = backend_get_drm_fd,
}; };
bool wlr_backend_is_drm(struct wlr_backend *b) { bool wlr_backend_is_drm(struct wlr_backend *b) {