Bartosz Golaszewski | cb8a14b | 2020-05-23 15:27:08 +0200 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 2 | /* |
| 3 | * This file contains all networking devres helpers. |
| 4 | */ |
| 5 | |
| 6 | #include <linux/device.h> |
| 7 | #include <linux/etherdevice.h> |
| 8 | #include <linux/netdevice.h> |
| 9 | |
| 10 | static void devm_free_netdev(struct device *dev, void *res) |
| 11 | { |
| 12 | free_netdev(*(struct net_device **)res); |
| 13 | } |
| 14 | |
| 15 | struct net_device *devm_alloc_etherdev_mqs(struct device *dev, int sizeof_priv, |
| 16 | unsigned int txqs, unsigned int rxqs) |
| 17 | { |
| 18 | struct net_device **dr; |
| 19 | struct net_device *netdev; |
| 20 | |
| 21 | dr = devres_alloc(devm_free_netdev, sizeof(*dr), GFP_KERNEL); |
| 22 | if (!dr) |
| 23 | return NULL; |
| 24 | |
| 25 | netdev = alloc_etherdev_mqs(sizeof_priv, txqs, rxqs); |
| 26 | if (!netdev) { |
| 27 | devres_free(dr); |
| 28 | return NULL; |
| 29 | } |
| 30 | |
| 31 | *dr = netdev; |
| 32 | devres_add(dev, dr); |
| 33 | |
| 34 | return netdev; |
| 35 | } |
| 36 | EXPORT_SYMBOL(devm_alloc_etherdev_mqs); |