mirror of
https://github.com/Mange/rtl8192eu-linux-driver
synced 2024-11-22 13:35:00 +00:00
b9cfa37026
eth_hw_addr_set() replaces memcpy() calls so we can't use ether_addr_copy() which assumes both arguments are 2-bytes aligned.3f6cffb860adeef3e321
547 lines
14 KiB
C
547 lines
14 KiB
C
/******************************************************************************
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*
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* Copyright(c) 2007 - 2017 Realtek Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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*****************************************************************************/
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#ifndef __OSDEP_LINUX_SERVICE_H_
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#define __OSDEP_LINUX_SERVICE_H_
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#include <linux/version.h>
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#include <linux/spinlock.h>
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#include <linux/compiler.h>
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#include <linux/kernel.h>
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#include <linux/errno.h>
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#include <linux/init.h>
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#include <linux/slab.h>
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#include <linux/module.h>
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 5))
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#include <linux/kref.h>
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#endif
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/* #include <linux/smp_lock.h> */
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#include <linux/netdevice.h>
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#include <linux/inetdevice.h>
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#include <linux/skbuff.h>
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#include <linux/circ_buf.h>
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#include <asm/uaccess.h>
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#include <asm/byteorder.h>
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#include <asm/atomic.h>
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#include <asm/io.h>
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26))
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#include <asm/semaphore.h>
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#else
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#include <linux/semaphore.h>
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#endif
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#include <linux/sem.h>
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#include <linux/sched.h>
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#include <linux/etherdevice.h>
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#include <linux/wireless.h>
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#include <net/iw_handler.h>
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#include <net/addrconf.h>
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#include <linux/if_arp.h>
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#include <linux/rtnetlink.h>
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#include <linux/delay.h>
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#include <linux/interrupt.h> /* for struct tasklet_struct */
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#include <linux/kthread.h>
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#include <linux/list.h>
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#include <linux/vmalloc.h>
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#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 5, 41))
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#include <linux/tqueue.h>
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#endif
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0))
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#include <uapi/linux/limits.h>
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#else
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#include <linux/limits.h>
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#endif
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#ifdef RTK_DMP_PLATFORM
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#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 12))
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#include <linux/pageremap.h>
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#endif
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#include <asm/io.h>
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#endif
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#ifdef CONFIG_NET_RADIO
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#define CONFIG_WIRELESS_EXT
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#endif
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/* Monitor mode */
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#include <net/ieee80211_radiotap.h>
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 24))
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#include <linux/ieee80211.h>
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#endif
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25) && \
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LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 29))
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#define CONFIG_IEEE80211_HT_ADDT_INFO
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#endif
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#ifdef CONFIG_IOCTL_CFG80211
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/* #include <linux/ieee80211.h> */
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#include <net/cfg80211.h>
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#endif /* CONFIG_IOCTL_CFG80211 */
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#ifdef CONFIG_HAS_EARLYSUSPEND
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#include <linux/earlysuspend.h>
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#endif /* CONFIG_HAS_EARLYSUSPEND */
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#ifdef CONFIG_EFUSE_CONFIG_FILE
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#include <linux/fs.h>
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#endif
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#ifdef CONFIG_USB_HCI
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#include <linux/usb.h>
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 21))
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#include <linux/usb_ch9.h>
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#else
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#include <linux/usb/ch9.h>
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#endif
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#endif
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#ifdef CONFIG_BT_COEXIST_SOCKET_TRX
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#include <net/sock.h>
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#include <net/tcp.h>
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#include <linux/udp.h>
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#include <linux/in.h>
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#include <linux/netlink.h>
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#endif /* CONFIG_BT_COEXIST_SOCKET_TRX */
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#ifdef CONFIG_USB_HCI
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typedef struct urb *PURB;
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22))
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#ifdef CONFIG_USB_SUSPEND
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#define CONFIG_AUTOSUSPEND 1
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#endif
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#endif
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#endif
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#if defined(CONFIG_RTW_GRO) && (!defined(CONFIG_RTW_NAPI))
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#error "Enable NAPI before enable GRO\n"
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#endif
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#if (KERNEL_VERSION(2, 6, 29) > LINUX_VERSION_CODE && defined(CONFIG_RTW_NAPI))
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#undef CONFIG_RTW_NAPI
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/*#warning "Linux Kernel version too old to support NAPI (should newer than 2.6.29)\n"*/
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#endif
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#if (KERNEL_VERSION(2, 6, 33) > LINUX_VERSION_CODE && defined(CONFIG_RTW_GRO))
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#undef CONFIG_RTW_GRO
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/*#warning "Linux Kernel version too old to support GRO(should newer than 2.6.33)\n"*/
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#endif
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typedef struct semaphore _sema;
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typedef spinlock_t _lock;
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37))
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typedef struct mutex _mutex;
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#else
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typedef struct semaphore _mutex;
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#endif
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struct rtw_timer_list {
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struct timer_list timer;
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void (*function)(void *);
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void *arg;
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};
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typedef struct rtw_timer_list _timer;
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typedef struct completion _completion;
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struct __queue {
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struct list_head queue;
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_lock lock;
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};
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typedef struct sk_buff _pkt;
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typedef unsigned char _buffer;
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typedef struct __queue _queue;
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typedef struct list_head _list;
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/* hlist */
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typedef struct hlist_head rtw_hlist_head;
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typedef struct hlist_node rtw_hlist_node;
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/* RCU */
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typedef struct rcu_head rtw_rcu_head;
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#define rtw_rcu_dereference(p) rcu_dereference((p))
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#define rtw_rcu_dereference_protected(p, c) rcu_dereference_protected(p, c)
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#define rtw_rcu_assign_pointer(p, v) rcu_assign_pointer((p), (v))
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#define rtw_rcu_read_lock() rcu_read_lock()
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#define rtw_rcu_read_unlock() rcu_read_unlock()
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 34))
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#define rtw_rcu_access_pointer(p) rcu_access_pointer(p)
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#endif
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/* rhashtable */
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#include "../os_dep/linux/rtw_rhashtable.h"
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typedef int _OS_STATUS;
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/* typedef u32 _irqL; */
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typedef unsigned long _irqL;
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typedef struct net_device *_nic_hdl;
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typedef void *_thread_hdl_;
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typedef int thread_return;
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typedef void *thread_context;
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typedef void timer_hdl_return;
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typedef void *timer_hdl_context;
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#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 41))
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typedef struct work_struct _workitem;
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#else
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typedef struct tq_struct _workitem;
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#endif
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24))
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#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
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#endif
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typedef unsigned long systime;
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
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/* Porting from linux kernel v5.15-rc1 48eab831ae8b9f7002a533fa4235eed63ea1f1a3 */
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static inline void eth_hw_addr_set(struct net_device *dev, const u8 *addr)
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{
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memcpy(dev->dev_addr, addr, ETH_ALEN);
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}
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#endif
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22))
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/* Porting from linux kernel, for compatible with old kernel. */
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static inline unsigned char *skb_tail_pointer(const struct sk_buff *skb)
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{
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return skb->tail;
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}
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static inline void skb_reset_tail_pointer(struct sk_buff *skb)
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{
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skb->tail = skb->data;
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}
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static inline void skb_set_tail_pointer(struct sk_buff *skb, const int offset)
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{
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skb->tail = skb->data + offset;
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}
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static inline unsigned char *skb_end_pointer(const struct sk_buff *skb)
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{
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return skb->end;
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}
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#endif
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__inline static void rtw_list_delete(_list *plist)
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{
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list_del_init(plist);
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}
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__inline static _list *get_next(_list *list)
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{
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return list->next;
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}
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#define LIST_CONTAINOR(ptr, type, member) \
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((type *)((char *)(ptr)-(SIZE_T)(&((type *)0)->member)))
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#define rtw_list_first_entry(ptr, type, member) list_first_entry(ptr, type, member)
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#define rtw_hlist_for_each_entry(pos, head, member) hlist_for_each_entry(pos, head, member)
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#define rtw_hlist_for_each_safe(pos, n, head) hlist_for_each_safe(pos, n, head)
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#define rtw_hlist_entry(ptr, type, member) hlist_entry(ptr, type, member)
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
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#define rtw_hlist_for_each_entry_safe(pos, np, n, head, member) hlist_for_each_entry_safe(pos, n, head, member)
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#define rtw_hlist_for_each_entry_rcu(pos, node, head, member) hlist_for_each_entry_rcu(pos, head, member)
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#else
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#define rtw_hlist_for_each_entry_safe(pos, np, n, head, member) hlist_for_each_entry_safe(pos, np, n, head, member)
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#define rtw_hlist_for_each_entry_rcu(pos, node, head, member) hlist_for_each_entry_rcu(pos, node, head, member)
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#endif
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__inline static void _enter_critical(_lock *plock, _irqL *pirqL)
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{
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spin_lock_irqsave(plock, *pirqL);
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}
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__inline static void _exit_critical(_lock *plock, _irqL *pirqL)
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{
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spin_unlock_irqrestore(plock, *pirqL);
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}
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__inline static void _enter_critical_ex(_lock *plock, _irqL *pirqL)
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{
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spin_lock_irqsave(plock, *pirqL);
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}
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__inline static void _exit_critical_ex(_lock *plock, _irqL *pirqL)
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{
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spin_unlock_irqrestore(plock, *pirqL);
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}
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__inline static void _enter_critical_bh(_lock *plock, _irqL *pirqL)
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{
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spin_lock_bh(plock);
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}
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__inline static void _exit_critical_bh(_lock *plock, _irqL *pirqL)
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{
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spin_unlock_bh(plock);
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}
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__inline static void enter_critical_bh(_lock *plock)
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{
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spin_lock_bh(plock);
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}
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__inline static void exit_critical_bh(_lock *plock)
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{
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spin_unlock_bh(plock);
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}
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__inline static int _enter_critical_mutex(_mutex *pmutex, _irqL *pirqL)
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{
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int ret = 0;
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37))
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/* mutex_lock(pmutex); */
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ret = mutex_lock_interruptible(pmutex);
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#else
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ret = down_interruptible(pmutex);
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#endif
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return ret;
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}
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__inline static int _enter_critical_mutex_lock(_mutex *pmutex, _irqL *pirqL)
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{
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int ret = 0;
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37))
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mutex_lock(pmutex);
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#else
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down(pmutex);
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#endif
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return ret;
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}
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__inline static void _exit_critical_mutex(_mutex *pmutex, _irqL *pirqL)
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{
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37))
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mutex_unlock(pmutex);
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#else
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up(pmutex);
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#endif
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}
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__inline static _list *get_list_head(_queue *queue)
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{
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return &(queue->queue);
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}
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 14, 0))
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static inline void timer_hdl(struct timer_list *in_timer)
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#else
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static inline void timer_hdl(unsigned long cntx)
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#endif
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{
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 14, 0))
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_timer *ptimer = from_timer(ptimer, in_timer, timer);
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#else
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_timer *ptimer = (_timer *)cntx;
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#endif
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ptimer->function(ptimer->arg);
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}
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__inline static void _init_timer(_timer *ptimer, _nic_hdl nic_hdl, void *pfunc, void *cntx)
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{
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ptimer->function = pfunc;
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ptimer->arg = cntx;
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 14, 0))
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timer_setup(&ptimer->timer, timer_hdl, 0);
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#else
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/* setup_timer(ptimer, pfunc,(u32)cntx); */
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ptimer->timer.function = timer_hdl;
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ptimer->timer.data = (unsigned long)ptimer;
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init_timer(&ptimer->timer);
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#endif
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}
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__inline static void _set_timer(_timer *ptimer, u32 delay_time)
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{
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mod_timer(&ptimer->timer , (jiffies + (delay_time * HZ / 1000)));
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}
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__inline static void _cancel_timer(_timer *ptimer, u8 *bcancelled)
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{
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*bcancelled = del_timer_sync(&ptimer->timer) == 1 ? 1 : 0;
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}
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static inline void _init_workitem(_workitem *pwork, void *pfunc, void *cntx)
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{
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20))
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INIT_WORK(pwork, pfunc);
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#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 41))
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INIT_WORK(pwork, pfunc, pwork);
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#else
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INIT_TQUEUE(pwork, pfunc, pwork);
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#endif
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}
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__inline static void _set_workitem(_workitem *pwork)
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{
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#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 41))
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schedule_work(pwork);
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#else
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schedule_task(pwork);
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#endif
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}
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__inline static void _cancel_workitem_sync(_workitem *pwork)
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{
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22))
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cancel_work_sync(pwork);
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#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 41))
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flush_scheduled_work();
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#else
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flush_scheduled_tasks();
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#endif
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}
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/*
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* Global Mutex: can only be used at PASSIVE level.
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* */
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#define ACQUIRE_GLOBAL_MUTEX(_MutexCounter) \
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{ \
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while (atomic_inc_return((atomic_t *)&(_MutexCounter)) != 1) { \
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atomic_dec((atomic_t *)&(_MutexCounter)); \
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msleep(10); \
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} \
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}
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#define RELEASE_GLOBAL_MUTEX(_MutexCounter) \
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{ \
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atomic_dec((atomic_t *)&(_MutexCounter)); \
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}
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static inline int rtw_netif_queue_stopped(struct net_device *pnetdev)
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{
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
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return (netif_tx_queue_stopped(netdev_get_tx_queue(pnetdev, 0)) &&
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netif_tx_queue_stopped(netdev_get_tx_queue(pnetdev, 1)) &&
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netif_tx_queue_stopped(netdev_get_tx_queue(pnetdev, 2)) &&
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netif_tx_queue_stopped(netdev_get_tx_queue(pnetdev, 3)));
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#else
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return netif_queue_stopped(pnetdev);
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#endif
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}
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static inline void rtw_netif_wake_queue(struct net_device *pnetdev)
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{
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
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netif_tx_wake_all_queues(pnetdev);
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#else
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netif_wake_queue(pnetdev);
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#endif
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}
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static inline void rtw_netif_start_queue(struct net_device *pnetdev)
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{
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
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netif_tx_start_all_queues(pnetdev);
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#else
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netif_start_queue(pnetdev);
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#endif
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}
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static inline void rtw_netif_stop_queue(struct net_device *pnetdev)
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{
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
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netif_tx_stop_all_queues(pnetdev);
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#else
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netif_stop_queue(pnetdev);
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#endif
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}
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static inline void rtw_netif_device_attach(struct net_device *pnetdev)
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{
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netif_device_attach(pnetdev);
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}
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static inline void rtw_netif_device_detach(struct net_device *pnetdev)
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{
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netif_device_detach(pnetdev);
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}
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static inline void rtw_netif_carrier_on(struct net_device *pnetdev)
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{
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netif_carrier_on(pnetdev);
|
|
}
|
|
static inline void rtw_netif_carrier_off(struct net_device *pnetdev)
|
|
{
|
|
netif_carrier_off(pnetdev);
|
|
}
|
|
|
|
static inline int rtw_merge_string(char *dst, int dst_len, const char *src1, const char *src2)
|
|
{
|
|
int len = 0;
|
|
len += snprintf(dst + len, dst_len - len, "%s", src1);
|
|
len += snprintf(dst + len, dst_len - len, "%s", src2);
|
|
|
|
return len;
|
|
}
|
|
|
|
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
|
|
#define rtw_signal_process(pid, sig) kill_pid(find_vpid((pid)), (sig), 1)
|
|
#else /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */
|
|
#define rtw_signal_process(pid, sig) kill_proc((pid), (sig), 1)
|
|
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */
|
|
|
|
|
|
/* Suspend lock prevent system from going suspend */
|
|
#ifdef CONFIG_WAKELOCK
|
|
#include <linux/wakelock.h>
|
|
#elif defined(CONFIG_ANDROID_POWER)
|
|
#include <linux/android_power.h>
|
|
#endif
|
|
|
|
/* limitation of path length */
|
|
#define PATH_LENGTH_MAX PATH_MAX
|
|
|
|
/* Atomic integer operations */
|
|
#define atomic_t atomic_t
|
|
|
|
#define rtw_netdev_priv(netdev) (((struct rtw_netdev_priv_indicator *)netdev_priv(netdev))->priv)
|
|
|
|
#define NDEV_FMT "%s"
|
|
#define NDEV_ARG(ndev) ndev->name
|
|
#define ADPT_FMT "%s"
|
|
#define ADPT_ARG(adapter) (adapter->pnetdev ? adapter->pnetdev->name : NULL)
|
|
#define FUNC_NDEV_FMT "%s(%s)"
|
|
#define FUNC_NDEV_ARG(ndev) __func__, ndev->name
|
|
#define FUNC_ADPT_FMT "%s(%s)"
|
|
#define FUNC_ADPT_ARG(adapter) __func__, (adapter->pnetdev ? adapter->pnetdev->name : NULL)
|
|
|
|
struct rtw_netdev_priv_indicator {
|
|
void *priv;
|
|
u32 sizeof_priv;
|
|
};
|
|
struct net_device *rtw_alloc_etherdev_with_old_priv(int sizeof_priv, void *old_priv);
|
|
extern struct net_device *rtw_alloc_etherdev(int sizeof_priv);
|
|
|
|
#define STRUCT_PACKED __attribute__ ((packed))
|
|
|
|
|
|
#endif
|