| /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ |
| /* Copyright(c) 2007 - 2011 Realtek Corporation. */ |
| |
| #ifndef __OSDEP_SERVICE_H_ |
| #define __OSDEP_SERVICE_H_ |
| |
| #include <linux/sched/signal.h> |
| #include "basic_types.h" |
| |
| #define _FAIL 0 |
| #define _SUCCESS 1 |
| #define RTW_RX_HANDLED 2 |
| |
| #include <linux/spinlock.h> |
| #include <linux/compiler.h> |
| #include <linux/kernel.h> |
| #include <linux/errno.h> |
| #include <linux/init.h> |
| #include <linux/slab.h> |
| #include <linux/module.h> |
| #include <linux/kref.h> |
| #include <linux/netdevice.h> |
| #include <linux/skbuff.h> |
| #include <linux/circ_buf.h> |
| #include <linux/uaccess.h> |
| #include <asm/byteorder.h> |
| #include <asm/atomic.h> |
| #include <linux/io.h> |
| #include <linux/semaphore.h> |
| #include <linux/sem.h> |
| #include <linux/sched.h> |
| #include <linux/etherdevice.h> |
| #include <linux/wireless.h> |
| #include <net/iw_handler.h> |
| #include <linux/if_arp.h> |
| #include <linux/rtnetlink.h> |
| #include <linux/delay.h> |
| #include <linux/proc_fs.h> /* Necessary because we use the proc fs */ |
| #include <linux/interrupt.h> /* for struct tasklet_struct */ |
| #include <linux/ip.h> |
| #include <linux/kthread.h> |
| #include <linux/vmalloc.h> |
| |
| #include <linux/usb.h> |
| #include <linux/usb/ch9.h> |
| |
| struct __queue { |
| struct list_head queue; |
| spinlock_t lock; |
| }; |
| |
| static inline struct list_head *get_list_head(struct __queue *queue) |
| { |
| return (&(queue->queue)); |
| } |
| |
| static inline void rtw_list_delete(struct list_head *plist) |
| { |
| list_del_init(plist); |
| } |
| |
| static inline void _set_timer(struct timer_list *ptimer,u32 delay_time) |
| { |
| mod_timer(ptimer , (jiffies+(delay_time*HZ/1000))); |
| } |
| |
| static inline void _cancel_timer(struct timer_list *ptimer,u8 *bcancelled) |
| { |
| del_timer_sync(ptimer); |
| *bcancelled= true;/* true ==1; false==0 */ |
| } |
| |
| #define RTW_TIMER_HDL_ARGS void *FunctionContext |
| #define RTW_TIMER_HDL_NAME(name) rtw_##name##_timer_hdl |
| #define RTW_DECLARE_TIMER_HDL(name) void RTW_TIMER_HDL_NAME(name)(RTW_TIMER_HDL_ARGS) |
| |
| static inline void _init_workitem(struct work_struct *pwork, void *pfunc, void * cntx) |
| { |
| INIT_WORK(pwork, pfunc); |
| } |
| |
| static inline void _set_workitem(struct work_struct *pwork) |
| { |
| schedule_work(pwork); |
| } |
| |
| static inline void _cancel_workitem_sync(struct work_struct *pwork) |
| { |
| cancel_work_sync(pwork); |
| } |
| /* */ |
| /* Global Mutex: can only be used at PASSIVE level. */ |
| /* */ |
| |
| #define ACQUIRE_GLOBAL_MUTEX(_MutexCounter) \ |
| { \ |
| while (atomic_inc_return((atomic_t *)&(_MutexCounter)) != 1)\ |
| { \ |
| atomic_dec((atomic_t *)&(_MutexCounter)); \ |
| msleep(10); \ |
| } \ |
| } |
| |
| #define RELEASE_GLOBAL_MUTEX(_MutexCounter) \ |
| { \ |
| atomic_dec((atomic_t *)&(_MutexCounter)); \ |
| } |
| |
| static inline int rtw_netif_queue_stopped(struct net_device *pnetdev) |
| { |
| return netif_tx_queue_stopped(netdev_get_tx_queue(pnetdev, 0)) && |
| netif_tx_queue_stopped(netdev_get_tx_queue(pnetdev, 1)) && |
| netif_tx_queue_stopped(netdev_get_tx_queue(pnetdev, 2)) && |
| netif_tx_queue_stopped(netdev_get_tx_queue(pnetdev, 3)); |
| } |
| |
| static inline void rtw_netif_wake_queue(struct net_device *pnetdev) |
| { |
| netif_tx_wake_all_queues(pnetdev); |
| } |
| |
| static inline void rtw_netif_start_queue(struct net_device *pnetdev) |
| { |
| netif_tx_start_all_queues(pnetdev); |
| } |
| |
| static inline void rtw_netif_stop_queue(struct net_device *pnetdev) |
| { |
| netif_tx_stop_all_queues(pnetdev); |
| } |
| |
| extern int RTW_STATUS_CODE(int error_code); |
| |
| extern unsigned char MCS_rate_2R[16]; |
| extern unsigned char MCS_rate_1R[16]; |
| extern unsigned char RTW_WPA_OUI[]; |
| extern unsigned char WPA_TKIP_CIPHER[4]; |
| extern unsigned char RSN_TKIP_CIPHER[4]; |
| |
| void *rtw_malloc2d(int h, int w, int size); |
| |
| #define rtw_init_queue(q) \ |
| do { \ |
| INIT_LIST_HEAD(&((q)->queue)); \ |
| spin_lock_init(&((q)->lock)); \ |
| } while (0) |
| |
| u32 rtw_systime_to_ms(u32 systime); |
| u32 rtw_ms_to_systime(u32 ms); |
| s32 rtw_get_passing_time_ms(u32 start); |
| |
| void rtw_usleep_os(int us); |
| |
| static inline unsigned char _cancel_timer_ex(struct timer_list *ptimer) |
| { |
| return del_timer_sync(ptimer); |
| } |
| |
| static inline void flush_signals_thread(void) |
| { |
| if (signal_pending (current)) |
| flush_signals(current); |
| } |
| |
| #define _RND(sz, r) ((((sz)+((r)-1))/(r))*(r)) |
| #define RND4(x) (((x >> 2) + (((x & 3) == 0) ? 0: 1)) << 2) |
| |
| static inline u32 _RND4(u32 sz) |
| { |
| u32 val; |
| |
| val = ((sz >> 2) + ((sz & 3) ? 1: 0)) << 2; |
| return val; |
| } |
| |
| static inline u32 _RND8(u32 sz) |
| { |
| u32 val; |
| |
| val = ((sz >> 3) + ((sz & 7) ? 1: 0)) << 3; |
| return val; |
| } |
| |
| static inline u32 _RND128(u32 sz) |
| { |
| u32 val; |
| |
| val = ((sz >> 7) + ((sz & 127) ? 1: 0)) << 7; |
| return val; |
| } |
| |
| static inline u32 _RND256(u32 sz) |
| { |
| u32 val; |
| |
| val = ((sz >> 8) + ((sz & 255) ? 1: 0)) << 8; |
| return val; |
| } |
| |
| static inline u32 _RND512(u32 sz) |
| { |
| u32 val; |
| |
| val = ((sz >> 9) + ((sz & 511) ? 1: 0)) << 9; |
| return val; |
| } |
| |
| static inline u32 bitshift(u32 bitmask) |
| { |
| u32 i; |
| |
| for (i = 0; i <= 31; i++) |
| if (((bitmask>>i) & 0x1) == 1) break; |
| return i; |
| } |
| |
| /* limitation of path length */ |
| #define PATH_LENGTH_MAX PATH_MAX |
| |
| 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); |
| struct net_device *rtw_alloc_etherdev(int sizeof_priv); |
| |
| #define rtw_netdev_priv(netdev) \ |
| (((struct rtw_netdev_priv_indicator *)netdev_priv(netdev))->priv) |
| void rtw_free_netdev(struct net_device *netdev); |
| |
| #define NDEV_FMT "%s" |
| #define NDEV_ARG(ndev) ndev->name |
| #define ADPT_FMT "%s" |
| #define ADPT_ARG(adapter) adapter->pnetdev->name |
| #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->name |
| |
| #define rtw_signal_process(pid, sig) kill_pid(find_vpid((pid)),(sig), 1) |
| |
| /* Macros for handling unaligned memory accesses */ |
| |
| #define RTW_GET_BE16(a) ((u16) (((a)[0] << 8) | (a)[1])) |
| #define RTW_PUT_BE16(a, val) \ |
| do { \ |
| (a)[0] = ((u16) (val)) >> 8; \ |
| (a)[1] = ((u16) (val)) & 0xff; \ |
| } while (0) |
| |
| #define RTW_PUT_LE16(a, val) \ |
| do { \ |
| (a)[1] = ((u16) (val)) >> 8; \ |
| (a)[0] = ((u16) (val)) & 0xff; \ |
| } while (0) |
| |
| #define RTW_GET_BE24(a) ((((u32) (a)[0]) << 16) | (((u32) (a)[1]) << 8) | \ |
| ((u32) (a)[2])) |
| |
| #define RTW_PUT_BE32(a, val) \ |
| do { \ |
| (a)[0] = (u8) ((((u32) (val)) >> 24) & 0xff); \ |
| (a)[1] = (u8) ((((u32) (val)) >> 16) & 0xff); \ |
| (a)[2] = (u8) ((((u32) (val)) >> 8) & 0xff); \ |
| (a)[3] = (u8) (((u32) (val)) & 0xff); \ |
| } while (0) |
| |
| void rtw_buf_update(u8 **buf, u32 *buf_len, u8 *src, u32 src_len); |
| |
| struct rtw_cbuf { |
| u32 write; |
| u32 read; |
| u32 size; |
| void *bufs[]; |
| }; |
| |
| bool rtw_cbuf_empty(struct rtw_cbuf *cbuf); |
| void *rtw_cbuf_pop(struct rtw_cbuf *cbuf); |
| struct rtw_cbuf *rtw_cbuf_alloc(u32 size); |
| int wifirate2_ratetbl_inx(unsigned char rate); |
| |
| #endif |