enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/drivers/mfd/tps80031.c
..
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@@ -30,7 +30,6 @@
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 #include <linux/irq.h>
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 #include <linux/mfd/core.h>
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 #include <linux/mfd/tps80031.h>
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-#include <linux/module.h>
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 #include <linux/pm.h>
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 #include <linux/regmap.h>
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 #include <linux/slab.h>
..
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@@ -438,12 +437,11 @@
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 		if (tps80031_slave_address[i] == client->addr)
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 			tps80031->clients[i] = client;
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 		else
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-			tps80031->clients[i] = i2c_new_dummy(client->adapter,
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-						tps80031_slave_address[i]);
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-		if (!tps80031->clients[i]) {
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+			tps80031->clients[i] = devm_i2c_new_dummy_device(&client->dev,
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+						client->adapter, tps80031_slave_address[i]);
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+		if (IS_ERR(tps80031->clients[i])) {
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 			dev_err(&client->dev, "can't attach client %d\n", i);
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-			ret = -ENOMEM;
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-			goto fail_client_reg;
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+			return PTR_ERR(tps80031->clients[i]);
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 		}
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 		i2c_set_clientdata(tps80031->clients[i], tps80031);
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@@ -453,7 +451,7 @@
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 			ret = PTR_ERR(tps80031->regmap[i]);
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 			dev_err(&client->dev,
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 				"regmap %d init failed, err %d\n", i, ret);
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-			goto fail_client_reg;
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+			return ret;
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 		}
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 	}
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..
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@@ -462,7 +460,7 @@
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 	if (ret < 0) {
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 		dev_err(&client->dev,
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 			"Silicon version number read failed: %d\n", ret);
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-		goto fail_client_reg;
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+		return ret;
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 	}
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 	ret = tps80031_read(&client->dev, TPS80031_SLAVE_ID3,
..
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@@ -470,7 +468,7 @@
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 	if (ret < 0) {
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 		dev_err(&client->dev,
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 			"Silicon eeprom version read failed: %d\n", ret);
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-		goto fail_client_reg;
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+		return ret;
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 	}
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473
 
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 	dev_info(&client->dev, "ES version 0x%02x and EPROM version 0x%02x\n",
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@@ -483,7 +481,7 @@
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 	ret = tps80031_irq_init(tps80031, client->irq, pdata->irq_base);
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 	if (ret) {
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 		dev_err(&client->dev, "IRQ init failed: %d\n", ret);
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-		goto fail_client_reg;
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+		return ret;
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 	}
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486
 
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 	tps80031_pupd_init(tps80031, pdata);
..
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@@ -507,34 +505,7 @@
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505
 
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 fail_mfd_add:
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 	regmap_del_irq_chip(client->irq, tps80031->irq_data);
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-
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-fail_client_reg:
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-	for (i = 0; i < TPS80031_NUM_SLAVES; i++) {
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-		if (tps80031->clients[i]  && (tps80031->clients[i] != client))
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-			i2c_unregister_device(tps80031->clients[i]);
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-	}
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 	return ret;
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-}
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-
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-static int tps80031_remove(struct i2c_client *client)
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-{
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-	struct tps80031 *tps80031 = i2c_get_clientdata(client);
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-	int i;
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-
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-	if (tps80031_power_off_dev == tps80031) {
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-		tps80031_power_off_dev = NULL;
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-		pm_power_off = NULL;
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-	}
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-
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-	mfd_remove_devices(tps80031->dev);
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-
531
-	regmap_del_irq_chip(client->irq, tps80031->irq_data);
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-
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-	for (i = 0; i < TPS80031_NUM_SLAVES; i++) {
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-		if (tps80031->clients[i] != client)
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-			i2c_unregister_device(tps80031->clients[i]);
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-	}
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-	return 0;
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509
 }
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510
 
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 static const struct i2c_device_id tps80031_id_table[] = {
..
..
@@ -542,14 +513,13 @@
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 	{ "tps80032", TPS80032 },
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 	{ }
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 };
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-MODULE_DEVICE_TABLE(i2c, tps80031_id_table);
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516
 
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 static struct i2c_driver tps80031_driver = {
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 	.driver	= {
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-		.name	= "tps80031",
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+		.name			= "tps80031",
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+		.suppress_bind_attrs	= true,
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 	},
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 	.probe		= tps80031_probe,
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-	.remove		= tps80031_remove,
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 	.id_table	= tps80031_id_table,
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524
 };
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525
 
..
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@@ -558,13 +528,3 @@
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 	return i2c_add_driver(&tps80031_driver);
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 }
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 subsys_initcall(tps80031_init);
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-
562
-static void __exit tps80031_exit(void)
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-{
564
-	i2c_del_driver(&tps80031_driver);
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-}
566
-module_exit(tps80031_exit);
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-
568
-MODULE_AUTHOR("Laxman Dewangan <ldewangan@nvidia.com>");
569
-MODULE_DESCRIPTION("TPS80031 core driver");
570
-MODULE_LICENSE("GPL v2");