drm: use ida to allocate connector ids

This makes it so that reloading a module does not cause all the
connector ids to change, which are user-visible and sometimes used
for configuration.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index 5b949a736712..d97976cc51cd 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -226,6 +226,7 @@ static int __init drm_core_init(void)
         int ret = -ENOMEM;
 
         drm_global_init();
+        drm_connector_ida_init();
         idr_init(&drm_minors_idr);
 
         if (register_chrdev(DRM_MAJOR, "drm", &drm_stub_fops))
@@ -273,6 +274,7 @@ static void __exit drm_core_exit(void)
 
         unregister_chrdev(DRM_MAJOR, "drm");
 
+        drm_connector_ida_destroy();
         idr_destroy(&drm_minors_idr);
 }