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backend/drm: extract create_drm_connector()

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Move a bit more logic out of the big loop in scan_drm_connectors().
This commit is contained in:
Simon Ser 2022-10-18 17:22:55 +02:00 committed by Simon Zeni
parent 4d04144b92
commit 92580a2f67
1 changed files with 29 additions and 21 deletions
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50
backend/drm/drm.c
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@ -1139,6 +1139,33 @@ static struct wlr_drm_crtc *connector_get_current_crtc(
return NULL;
}
static struct wlr_drm_connector *create_drm_connector(struct wlr_drm_backend *drm,
const drmModeConnector *drm_conn) {
struct wlr_drm_connector *wlr_conn = calloc(1, sizeof(*wlr_conn));
if (!wlr_conn) {
wlr_log_errno(WLR_ERROR, "Allocation failed");
return NULL;
}
wlr_conn->backend = drm;
wlr_conn->status = DRM_MODE_DISCONNECTED;
wlr_conn->id = drm_conn->connector_id;
const char *conn_name =
drmModeGetConnectorTypeName(drm_conn->connector_type);
if (conn_name == NULL) {
conn_name = "Unknown";
}
snprintf(wlr_conn->name, sizeof(wlr_conn->name),
"%s-%"PRIu32, conn_name, drm_conn->connector_type_id);
wlr_conn->crtc = connector_get_current_crtc(wlr_conn, drm_conn);
wl_list_insert(drm->outputs.prev, &wlr_conn->link);
return wlr_conn;
}
static drmModeModeInfo *connector_get_current_mode(
struct wlr_drm_connector *wlr_conn, const drmModeConnector *drm_conn) {
struct wlr_drm_backend *drm = wlr_conn->backend;
@ -1343,29 +1370,10 @@ void scan_drm_connectors(struct wlr_drm_backend *drm,
}
if (!wlr_conn) {
wlr_conn = calloc(1, sizeof(*wlr_conn));
if (!wlr_conn) {
wlr_log_errno(WLR_ERROR, "Allocation failed");
drmModeFreeConnector(drm_conn);
wlr_conn = create_drm_connector(drm, drm_conn);
if (wlr_conn == NULL) {
continue;
}
wlr_conn->backend = drm;
wlr_conn->status = DRM_MODE_DISCONNECTED;
wlr_conn->id = drm_conn->connector_id;
const char *conn_name =
drmModeGetConnectorTypeName(drm_conn->connector_type);
if (conn_name == NULL) {
conn_name = "Unknown";
}
snprintf(wlr_conn->name, sizeof(wlr_conn->name),
"%s-%"PRIu32, conn_name, drm_conn->connector_type_id);
wlr_conn->crtc = connector_get_current_crtc(wlr_conn, drm_conn);
wl_list_insert(drm->outputs.prev, &wlr_conn->link);
wlr_log(WLR_INFO, "Found connector '%s'", wlr_conn->name);
} else {
seen[index] = true;