drm/bridge: ps8622: Fix sparse warnings

The ps8622_attach and ps8522_driver symbols are never used outside this
file, so they should be static.

Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/drivers/gpu/drm/bridge/ps8622.c b/drivers/gpu/drm/bridge/ps8622.c
index 5474a39..e895aa7 100644 (file)
--- a/drivers/gpu/drm/bridge/ps8622.c
+++ b/drivers/gpu/drm/bridge/ps8622.c
@@ -504,7 +504,7 @@ static const struct drm_connector_funcs ps8622_connector_funcs = {
        .destroy = ps8622_connector_destroy,
 };
 
-int ps8622_attach(struct drm_bridge *bridge)
+static int ps8622_attach(struct drm_bridge *bridge)
 {
        struct ps8622_bridge *ps8622 = bridge_to_ps8622(bridge);
        int ret;
@@ -667,7 +667,7 @@ static const struct i2c_device_id ps8622_i2c_table[] = {
 };
 MODULE_DEVICE_TABLE(i2c, ps8622_i2c_table);
 
-struct i2c_driver ps8622_driver = {
+static struct i2c_driver ps8622_driver = {
        .id_table       = ps8622_i2c_table,
        .probe          = ps8622_probe,
        .remove         = ps8622_remove,