add r8169 read mac form eeprom

hc

2024-02-19 1c055e55a242a33e574e48be530e06770a210dcd

 kernel/drivers/platform/chrome/chromeos_laptop.c
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@@ -63,7 +63,7 @@
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 struct chromeos_laptop {
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 	/*
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 	 * Note that we can't mark this pointer as const because
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-	 * i2c_new_probed_device() changes passed in I2C board info, so.
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+	 * i2c_new_scanned_device() changes passed in I2C board info, so.
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 	 */
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 	struct i2c_peripheral *i2c_peripherals;
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 	unsigned int num_i2c_peripherals;
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@@ -87,8 +87,8 @@
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 	 * address we scan secondary addresses. In any case the client
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 	 * structure gets assigned primary address.
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 	 */
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-	client = i2c_new_probed_device(adapter, info, addr_list, NULL);
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-	if (!client && alt_addr) {
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+	client = i2c_new_scanned_device(adapter, info, addr_list, NULL);
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+	if (IS_ERR(client) && alt_addr) {
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 		struct i2c_board_info dummy_info = {
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 			I2C_BOARD_INFO("dummy", info->addr),
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 		};
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@@ -97,22 +97,24 @@
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 		};
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 		struct i2c_client *dummy;
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-		dummy = i2c_new_probed_device(adapter, &dummy_info,
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-					      alt_addr_list, NULL);
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-		if (dummy) {
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+		dummy = i2c_new_scanned_device(adapter, &dummy_info,
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+					       alt_addr_list, NULL);
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+		if (!IS_ERR(dummy)) {
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 			pr_debug("%d-%02x is probed at %02x\n",
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 				 adapter->nr, info->addr, dummy->addr);
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 			i2c_unregister_device(dummy);
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-			client = i2c_new_device(adapter, info);
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+			client = i2c_new_client_device(adapter, info);
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 		}
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 	}
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-	if (!client)
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+	if (IS_ERR(client)) {
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+		client = NULL;
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 		pr_debug("failed to register device %d-%02x\n",
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 			 adapter->nr, info->addr);
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-	else
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+	} else {
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 		pr_debug("added i2c device %d-%02x\n",
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 			 adapter->nr, info->addr);
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+	}
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 	return client;
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 }
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@@ -125,7 +127,7 @@
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 		return false;
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 	pdev = to_pci_dev(dev);
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-	return devid == PCI_DEVID(pdev->bus->number, pdev->devfn);
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+	return devid == pci_dev_id(pdev);
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 }
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 static void chromeos_laptop_check_adapter(struct i2c_adapter *adapter)
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@@ -716,6 +718,7 @@
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 chromeos_laptop_prepare_i2c_peripherals(struct chromeos_laptop *cros_laptop,
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 					const struct chromeos_laptop *src)
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 {
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+	struct i2c_peripheral *i2c_peripherals;
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 	struct i2c_peripheral *i2c_dev;
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 	struct i2c_board_info *info;
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 	int i;
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@@ -724,17 +727,15 @@
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 	if (!src->num_i2c_peripherals)
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 		return 0;
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729
 
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-	cros_laptop->i2c_peripherals = kmemdup(src->i2c_peripherals,
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-					       src->num_i2c_peripherals *
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-						sizeof(*src->i2c_peripherals),
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-					       GFP_KERNEL);
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-	if (!cros_laptop->i2c_peripherals)
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+	i2c_peripherals = kmemdup(src->i2c_peripherals,
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+					      src->num_i2c_peripherals *
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+					  sizeof(*src->i2c_peripherals),
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+					  GFP_KERNEL);
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+	if (!i2c_peripherals)
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 		return -ENOMEM;
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736
 
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-	cros_laptop->num_i2c_peripherals = src->num_i2c_peripherals;
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-
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-	for (i = 0; i < cros_laptop->num_i2c_peripherals; i++) {
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-		i2c_dev = &cros_laptop->i2c_peripherals[i];
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+	for (i = 0; i < src->num_i2c_peripherals; i++) {
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+		i2c_dev = &i2c_peripherals[i];
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 		info = &i2c_dev->board_info;
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 		error = chromeos_laptop_setup_irq(i2c_dev);
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@@ -752,16 +753,19 @@
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 		}
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 	}
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+	cros_laptop->i2c_peripherals = i2c_peripherals;
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+	cros_laptop->num_i2c_peripherals = src->num_i2c_peripherals;
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+
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 	return 0;
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 err_out:
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 	while (--i >= 0) {
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-		i2c_dev = &cros_laptop->i2c_peripherals[i];
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+		i2c_dev = &i2c_peripherals[i];
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 		info = &i2c_dev->board_info;
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 		if (info->properties)
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 			property_entries_free(info->properties);
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 	}
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-	kfree(cros_laptop->i2c_peripherals);
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+	kfree(i2c_peripherals);
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 	return error;
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 }
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@@ -838,18 +842,14 @@
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 		i2c_dev = &cros_laptop->i2c_peripherals[i];
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 		info = &i2c_dev->board_info;
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844
 
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-		if (i2c_dev->client)
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-			i2c_unregister_device(i2c_dev->client);
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-
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-		if (info->properties)
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-			property_entries_free(info->properties);
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+		i2c_unregister_device(i2c_dev->client);
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+		property_entries_free(info->properties);
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 	}
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 	for (i = 0; i < cros_laptop->num_acpi_peripherals; i++) {
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 		acpi_dev = &cros_laptop->acpi_peripherals[i];
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-		if (acpi_dev->properties)
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-			property_entries_free(acpi_dev->properties);
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+		property_entries_free(acpi_dev->properties);
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 	}
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 	kfree(cros_laptop->i2c_peripherals);