i2c: icy: Constify the software node
authorHeikki Krogerus <heikki.krogerus@linux.intel.com>
Mon, 29 Mar 2021 10:50:44 +0000 (13:50 +0300)
committerWolfram Sang <wsa@kernel.org>
Sat, 10 Apr 2021 19:43:02 +0000 (21:43 +0200)
Complete software node can now be supplied to the device
with struct i2c_board_info.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: Max Staudt <max@enpas.org>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
drivers/i2c/busses/i2c-icy.c

index 66c9923..c8c422e 100644 (file)
@@ -54,7 +54,6 @@ struct icy_i2c {
 
        void __iomem *reg_s0;
        void __iomem *reg_s1;
-       struct fwnode_handle *ltc2990_fwnode;
        struct i2c_client *ltc2990_client;
 };
 
@@ -115,6 +114,10 @@ static const struct property_entry icy_ltc2990_props[] = {
        { }
 };
 
+static const struct software_node icy_ltc2990_node = {
+       .properties = icy_ltc2990_props,
+};
+
 static int icy_probe(struct zorro_dev *z,
                     const struct zorro_device_id *ent)
 {
@@ -123,6 +126,7 @@ static int icy_probe(struct zorro_dev *z,
        struct fwnode_handle *new_fwnode;
        struct i2c_board_info ltc2990_info = {
                .type           = "ltc2990",
+               .swnode         = &icy_ltc2990_node,
        };
 
        i2c = devm_kzalloc(&z->dev, sizeof(*i2c), GFP_KERNEL);
@@ -174,26 +178,10 @@ static int icy_probe(struct zorro_dev *z,
         *
         * See property_entry above for in1, in2, temp3.
         */
-       new_fwnode = fwnode_create_software_node(icy_ltc2990_props, NULL);
-       if (IS_ERR(new_fwnode)) {
-               dev_info(&z->dev, "Failed to create fwnode for LTC2990, error: %ld\n",
-                        PTR_ERR(new_fwnode));
-       } else {
-               /*
-                * Store the fwnode so we can destroy it on .remove().
-                * Only store it on success, as fwnode_remove_software_node()
-                * is NULL safe, but not PTR_ERR safe.
-                */
-               i2c->ltc2990_fwnode = new_fwnode;
-               ltc2990_info.fwnode = new_fwnode;
-
-               i2c->ltc2990_client =
-                       i2c_new_scanned_device(&i2c->adapter,
-                                              &ltc2990_info,
-                                              icy_ltc2990_addresses,
-                                              NULL);
-       }
-
+       i2c->ltc2990_client = i2c_new_scanned_device(&i2c->adapter,
+                                                    &ltc2990_info,
+                                                    icy_ltc2990_addresses,
+                                                    NULL);
        return 0;
 }
 
@@ -202,8 +190,6 @@ static void icy_remove(struct zorro_dev *z)
        struct icy_i2c *i2c = dev_get_drvdata(&z->dev);
 
        i2c_unregister_device(i2c->ltc2990_client);
-       fwnode_remove_software_node(i2c->ltc2990_fwnode);
-
        i2c_del_adapter(&i2c->adapter);
 }