drm: add drm_get_connector_force_name
Follow the naming in debugfs also for logging, add "unknown" for values
beyond the enumerated ones.
v2: add \n in connector_show, make internal to drm (Chris)
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1487580708-29340-1-git-send-email-jani.nikula@intel.com
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index ab73e86..76ea30c 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -128,22 +128,8 @@
return;
if (mode->force) {
- const char *s;
-
- switch (mode->force) {
- case DRM_FORCE_OFF:
- s = "OFF";
- break;
- case DRM_FORCE_ON_DIGITAL:
- s = "ON - dig";
- break;
- default:
- case DRM_FORCE_ON:
- s = "ON";
- break;
- }
-
- DRM_INFO("forcing %s connector %s\n", connector->name, s);
+ DRM_INFO("forcing %s connector %s\n", connector->name,
+ drm_get_connector_force_name(mode->force));
connector->force = mode->force;
}
@@ -492,6 +478,28 @@
}
EXPORT_SYMBOL(drm_get_connector_status_name);
+/**
+ * drm_get_connector_force_name - return a string for connector force
+ * @force: connector force to get name of
+ *
+ * Returns: const pointer to name.
+ */
+const char *drm_get_connector_force_name(enum drm_connector_force force)
+{
+ switch (force) {
+ case DRM_FORCE_UNSPECIFIED:
+ return "unspecified";
+ case DRM_FORCE_OFF:
+ return "off";
+ case DRM_FORCE_ON:
+ return "on";
+ case DRM_FORCE_ON_DIGITAL:
+ return "digital";
+ default:
+ return "unknown";
+ }
+}
+
#ifdef CONFIG_LOCKDEP
static struct lockdep_map connector_list_iter_dep_map = {
.name = "drm_connector_list_iter"