diff options
Diffstat (limited to 'backend/drm/drm.c')
| -rw-r--r-- | backend/drm/drm.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c index f342249f..bfbe6cbd 100644 --- a/backend/drm/drm.c +++ b/backend/drm/drm.c @@ -30,6 +30,11 @@ #include "render/swapchain.h" #include "render/wlr_renderer.h" #include "util/env.h" +#include "config.h" + +#if HAVE_LIBLIFTOFF +#include <libliftoff.h> +#endif // Output state which needs a KMS commit to be applied static const uint32_t COMMIT_OUTPUT_STATE = @@ -76,7 +81,20 @@ bool check_drm_features(struct wlr_drm_backend *drm) { return false; } - if (env_parse_bool("WLR_DRM_NO_ATOMIC")) { + if (env_parse_bool("WLR_DRM_FORCE_LIBLIFTOFF")) { +#if HAVE_LIBLIFTOFF + wlr_log(WLR_INFO, + "WLR_DRM_FORCE_LIBLIFTOFF set, forcing libliftoff interface"); + if (drmSetClientCap(drm->fd, DRM_CLIENT_CAP_ATOMIC, 1) != 0) { + wlr_log_errno(WLR_ERROR, "drmSetClientCap(ATOMIC) failed"); + return false; + } + drm->iface = &liftoff_iface; +#else + wlr_log(WLR_ERROR, "libliftoff interface not available"); + return false; +#endif + } else if (env_parse_bool("WLR_DRM_NO_ATOMIC")) { wlr_log(WLR_DEBUG, "WLR_DRM_NO_ATOMIC set, forcing legacy DRM interface"); drm->iface = &legacy_iface; @@ -121,6 +139,7 @@ static bool init_plane(struct wlr_drm_backend *drm, p->type = type; p->id = drm_plane->plane_id; p->props = props; + p->initial_crtc_id = drm_plane->crtc_id; for (size_t i = 0; i < drm_plane->count_formats; ++i) { // Force a LINEAR layout for the cursor if the driver doesn't support @@ -263,6 +282,10 @@ bool init_drm_resources(struct wlr_drm_backend *drm) { goto error_crtcs; } + if (drm->iface->init != NULL && !drm->iface->init(drm)) { + goto error_crtcs; + } + drmModeFreeResources(res); return true; @@ -279,6 +302,10 @@ void finish_drm_resources(struct wlr_drm_backend *drm) { return; } + if (drm->iface->finish != NULL) { + drm->iface->finish(drm); + } + for (size_t i = 0; i < drm->num_crtcs; ++i) { struct wlr_drm_crtc *crtc = &drm->crtcs[i]; @@ -295,6 +322,9 @@ void finish_drm_resources(struct wlr_drm_backend *drm) { for (size_t i = 0; i < drm->num_planes; ++i) { struct wlr_drm_plane *plane = &drm->planes[i]; wlr_drm_format_set_finish(&plane->formats); +#if HAVE_LIBLIFTOFF + liftoff_plane_destroy(plane->liftoff); +#endif } free(drm->planes); |