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backend/drm: add support for explicit sync APIs

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This commit is contained in:
Simon Ser 2021-10-20 20:09:38 +02:00
parent 1ad42bea99
commit 3067e45c2e
5 changed files with 74 additions and 3 deletions
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10
backend/drm/drm.c
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@ -42,7 +42,9 @@ static const uint32_t COMMIT_OUTPUT_STATE =
WLR_OUTPUT_STATE_ENABLED |
WLR_OUTPUT_STATE_GAMMA_LUT |
WLR_OUTPUT_STATE_ADAPTIVE_SYNC_ENABLED |
WLR_OUTPUT_STATE_LAYERS;
WLR_OUTPUT_STATE_LAYERS |
WLR_OUTPUT_STATE_WAIT_TIMELINE |
WLR_OUTPUT_STATE_SIGNAL_TIMELINE;
static const uint32_t SUPPORTED_OUTPUT_STATE =
WLR_OUTPUT_STATE_BACKEND_OPTIONAL | COMMIT_OUTPUT_STATE;
@ -630,6 +632,8 @@ static void drm_connector_state_init(struct wlr_drm_connector_state *state,
.connector = conn,
.base = base,
.active = output_pending_enabled(&conn->output, base),
.primary_in_fence_fd = -1,
.out_fence_fd = -1,
};
struct wlr_output_mode *mode = conn->output.current_mode;
@ -1619,6 +1623,10 @@ static bool connect_drm_connector(struct wlr_drm_connector *wlr_conn,
output->non_desktop = non_desktop;
}
// TODO: support sync timelines in multi-GPU mode
// TODO: support sync timelines with libliftoff
output->timeline = drm->parent == NULL && drm->iface == &atomic_iface;
memset(wlr_conn->max_bpc_bounds, 0, sizeof(wlr_conn->max_bpc_bounds));
if (wlr_conn->props.max_bpc != 0) {
if (!introspect_drm_prop_range(drm->fd, wlr_conn->props.max_bpc,