1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
4 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
6 ******************************************************************************/
7 #define _OSDEP_SERVICE_C_
9 #include <osdep_service.h>
10 #include <osdep_intf.h>
11 #include <drv_types.h>
12 #include <recv_osdep.h>
13 #include <linux/vmalloc.h>
14 #include <rtw_ioctl_set.h>
16 u8 *_rtw_malloc(u32 sz)
18 return kmalloc(sz, in_interrupt() ? GFP_ATOMIC : GFP_KERNEL);
21 void *rtw_malloc2d(int h, int w, int size)
24 void **a = kzalloc(h * sizeof(void *) + h * w * size, GFP_KERNEL);
29 for (j = 0; j < h; j++)
30 a[j] = ((char *)(a + h)) + j * w * size;
35 void _rtw_init_queue(struct __queue *pqueue)
37 INIT_LIST_HEAD(&pqueue->queue);
38 spin_lock_init(&pqueue->lock);
41 struct net_device *rtw_alloc_etherdev_with_old_priv(void *old_priv)
43 struct net_device *pnetdev;
44 struct rtw_netdev_priv_indicator *pnpi;
46 pnetdev = alloc_etherdev_mq(sizeof(struct rtw_netdev_priv_indicator), 4);
50 pnpi = netdev_priv(pnetdev);
51 pnpi->priv = old_priv;
57 void rtw_free_netdev(struct net_device *netdev)
59 struct rtw_netdev_priv_indicator *pnpi;
64 pnpi = netdev_priv(netdev);
76 u64 rtw_modular64(u64 x, u64 y)
81 void rtw_buf_free(u8 **buf, u32 *buf_len)
88 void rtw_buf_update(u8 **buf, u32 *buf_len, u8 *src, u32 src_len)
101 dup = rtw_malloc(src_len);
104 memcpy(dup, src, dup_len);
110 /* replace buf with dup */