| /****************************************************************************** |
| * |
| * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of version 2 of the GNU General Public License as |
| * published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along with |
| * this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| * |
| * |
| ******************************************************************************/ |
| #ifndef __OSDEP_SERVICE_H_ |
| #define __OSDEP_SERVICE_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/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 <linux/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/usb.h> |
| #include <linux/usb/ch9.h> |
| |
| struct __queue { |
| struct list_head queue; |
| spinlock_t lock; |
| }; |
| |
| static inline struct list_head *get_next(struct list_head *list) |
| { |
| return list->next; |
| } |
| |
| static inline struct list_head *get_list_head(struct __queue *queue) |
| { |
| return &(queue->queue); |
| } |
| |
| |
| #define LIST_CONTAINOR(ptr, type, member) \ |
| ((type *)((char *)(ptr)-(size_t)(&((type *)0)->member))) |
| |
| static inline int _enter_critical_mutex(struct mutex *pmutex, |
| unsigned long *pirqL) |
| { |
| int ret; |
| |
| ret = mutex_lock_interruptible(pmutex); |
| return ret; |
| } |
| |
| |
| static inline void _exit_critical_mutex(struct mutex *pmutex, |
| unsigned long *pirqL) |
| { |
| mutex_unlock(pmutex); |
| } |
| |
| static inline void rtw_list_delete(struct list_head *plist) |
| { |
| list_del_init(plist); |
| } |
| |
| static inline void _init_timer(struct timer_list *ptimer, |
| struct net_device *nic_hdl, |
| void *pfunc, void *cntx) |
| { |
| ptimer->function = pfunc; |
| ptimer->data = (unsigned long)cntx; |
| init_timer(ptimer); |
| } |
| |
| 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); |
| } |
| |
| 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); |
| } |
| |
| #ifndef BIT |
| #define BIT(x) (1 << (x)) |
| #endif |
| |
| #define BIT0 0x00000001 |
| #define BIT1 0x00000002 |
| #define BIT2 0x00000004 |
| #define BIT3 0x00000008 |
| #define BIT4 0x00000010 |
| #define BIT5 0x00000020 |
| #define BIT6 0x00000040 |
| #define BIT7 0x00000080 |
| #define BIT8 0x00000100 |
| #define BIT9 0x00000200 |
| #define BIT10 0x00000400 |
| #define BIT11 0x00000800 |
| #define BIT12 0x00001000 |
| #define BIT13 0x00002000 |
| #define BIT14 0x00004000 |
| #define BIT15 0x00008000 |
| #define BIT16 0x00010000 |
| #define BIT17 0x00020000 |
| #define BIT18 0x00040000 |
| #define BIT19 0x00080000 |
| #define BIT20 0x00100000 |
| #define BIT21 0x00200000 |
| #define BIT22 0x00400000 |
| #define BIT23 0x00800000 |
| #define BIT24 0x01000000 |
| #define BIT25 0x02000000 |
| #define BIT26 0x04000000 |
| #define BIT27 0x08000000 |
| #define BIT28 0x10000000 |
| #define BIT29 0x20000000 |
| #define BIT30 0x40000000 |
| #define BIT31 0x80000000 |
| #define BIT32 0x0100000000 |
| #define BIT33 0x0200000000 |
| #define BIT34 0x0400000000 |
| #define BIT35 0x0800000000 |
| #define BIT36 0x1000000000 |
| |
| extern int RTW_STATUS_CODE(int error_code); |
| |
| /* flags used for rtw_update_mem_stat() */ |
| enum { |
| MEM_STAT_VIR_ALLOC_SUCCESS, |
| MEM_STAT_VIR_ALLOC_FAIL, |
| MEM_STAT_VIR_FREE, |
| MEM_STAT_PHY_ALLOC_SUCCESS, |
| MEM_STAT_PHY_ALLOC_FAIL, |
| MEM_STAT_PHY_FREE, |
| MEM_STAT_TX, /* used to distinguish TX/RX, asigned from caller */ |
| MEM_STAT_TX_ALLOC_SUCCESS, |
| MEM_STAT_TX_ALLOC_FAIL, |
| MEM_STAT_TX_FREE, |
| MEM_STAT_RX, /* used to distinguish TX/RX, asigned from caller */ |
| MEM_STAT_RX_ALLOC_SUCCESS, |
| MEM_STAT_RX_ALLOC_FAIL, |
| MEM_STAT_RX_FREE |
| }; |
| |
| 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]; |
| |
| #define rtw_update_mem_stat(flag, sz) do {} while (0) |
| u8 *_rtw_vmalloc(u32 sz); |
| u8 *_rtw_zvmalloc(u32 sz); |
| void _rtw_vmfree(u8 *pbuf, u32 sz); |
| u8 *_rtw_zmalloc(u32 sz); |
| u8 *_rtw_malloc(u32 sz); |
| void _rtw_mfree(u8 *pbuf, u32 sz); |
| #define rtw_vmalloc(sz) _rtw_vmalloc((sz)) |
| #define rtw_zvmalloc(sz) _rtw_zvmalloc((sz)) |
| #define rtw_vmfree(pbuf, sz) _rtw_vmfree((pbuf), (sz)) |
| #define rtw_malloc(sz) _rtw_malloc((sz)) |
| #define rtw_zmalloc(sz) _rtw_zmalloc((sz)) |
| #define rtw_mfree(pbuf, sz) _rtw_mfree((pbuf), (sz)) |
| |
| void *rtw_malloc2d(int h, int w, int size); |
| void rtw_mfree2d(void *pbuf, int h, int w, int size); |
| |
| void _rtw_memcpy(void *dec, void *sour, u32 sz); |
| int _rtw_memcmp(void *dst, void *src, u32 sz); |
| void _rtw_memset(void *pbuf, int c, u32 sz); |
| |
| void _rtw_init_listhead(struct list_head *list); |
| u32 rtw_is_list_empty(struct list_head *phead); |
| void rtw_list_insert_head(struct list_head *plist, struct list_head *phead); |
| void rtw_list_insert_tail(struct list_head *plist, struct list_head *phead); |
| void rtw_list_delete(struct list_head *plist); |
| |
| u32 _rtw_down_sema(struct semaphore *sema); |
| |
| void _rtw_init_queue(struct __queue *pqueue); |
| u32 _rtw_queue_empty(struct __queue *pqueue); |
| u32 rtw_end_of_queue_search(struct list_head *queue, |
| struct list_head *pelement); |
| |
| u32 rtw_systime_to_ms(u32 systime); |
| u32 rtw_ms_to_systime(u32 ms); |
| s32 rtw_get_passing_time_ms(u32 start); |
| s32 rtw_get_time_interval_ms(u32 start, u32 end); |
| |
| void rtw_sleep_schedulable(int ms); |
| |
| u32 rtw_atoi(u8 *s); |
| |
| static inline unsigned char _cancel_timer_ex(struct timer_list *ptimer) |
| { |
| return del_timer_sync(ptimer); |
| } |
| |
| static inline void thread_enter(char *name) |
| { |
| allow_signal(SIGTERM); |
| } |
| |
| static inline void flush_signals_thread(void) |
| { |
| if (signal_pending(current)) |
| flush_signals(current); |
| } |
| |
| static inline int res_to_status(int res) |
| { |
| return res; |
| } |
| |
| #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) |
| |
| u64 rtw_modular64(u64 x, u64 y); |
| u64 rtw_division64(u64 x, u64 y); |
| |
| /* 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_GET_LE16(a) ((u16) (((a)[1] << 8) | (a)[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_BE24(a, val) \ |
| do { \ |
| (a)[0] = (u8) ((((u32) (val)) >> 16) & 0xff); \ |
| (a)[1] = (u8) ((((u32) (val)) >> 8) & 0xff); \ |
| (a)[2] = (u8) (((u32) (val)) & 0xff); \ |
| } while (0) |
| |
| #define RTW_GET_BE32(a) ((((u32) (a)[0]) << 24) | (((u32) (a)[1]) << 16) | \ |
| (((u32) (a)[2]) << 8) | ((u32) (a)[3])) |
| #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) |
| |
| #define RTW_GET_LE32(a) ((((u32) (a)[3]) << 24) | (((u32) (a)[2]) << 16) | \ |
| (((u32) (a)[1]) << 8) | ((u32) (a)[0])) |
| #define RTW_PUT_LE32(a, val) \ |
| do { \ |
| (a)[3] = (u8) ((((u32) (val)) >> 24) & 0xff); \ |
| (a)[2] = (u8) ((((u32) (val)) >> 16) & 0xff); \ |
| (a)[1] = (u8) ((((u32) (val)) >> 8) & 0xff); \ |
| (a)[0] = (u8) (((u32) (val)) & 0xff); \ |
| } while (0) |
| |
| #define RTW_GET_BE64(a) ((((u64) (a)[0]) << 56) | (((u64) (a)[1]) << 48) | \ |
| (((u64) (a)[2]) << 40) | (((u64) (a)[3]) << 32) | \ |
| (((u64) (a)[4]) << 24) | (((u64) (a)[5]) << 16) | \ |
| (((u64) (a)[6]) << 8) | ((u64) (a)[7])) |
| #define RTW_PUT_BE64(a, val) \ |
| do { \ |
| (a)[0] = (u8) (((u64) (val)) >> 56); \ |
| (a)[1] = (u8) (((u64) (val)) >> 48); \ |
| (a)[2] = (u8) (((u64) (val)) >> 40); \ |
| (a)[3] = (u8) (((u64) (val)) >> 32); \ |
| (a)[4] = (u8) (((u64) (val)) >> 24); \ |
| (a)[5] = (u8) (((u64) (val)) >> 16); \ |
| (a)[6] = (u8) (((u64) (val)) >> 8); \ |
| (a)[7] = (u8) (((u64) (val)) & 0xff); \ |
| } while (0) |
| |
| #define RTW_GET_LE64(a) ((((u64) (a)[7]) << 56) | (((u64) (a)[6]) << 48) | \ |
| (((u64) (a)[5]) << 40) | (((u64) (a)[4]) << 32) | \ |
| (((u64) (a)[3]) << 24) | (((u64) (a)[2]) << 16) | \ |
| (((u64) (a)[1]) << 8) | ((u64) (a)[0])) |
| |
| void rtw_buf_free(u8 **buf, u32 *buf_len); |
| 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[0]; |
| }; |
| |
| bool rtw_cbuf_full(struct rtw_cbuf *cbuf); |
| bool rtw_cbuf_empty(struct rtw_cbuf *cbuf); |
| bool rtw_cbuf_push(struct rtw_cbuf *cbuf, void *buf); |
| void *rtw_cbuf_pop(struct rtw_cbuf *cbuf); |
| struct rtw_cbuf *rtw_cbuf_alloc(u32 size); |
| int wifirate2_ratetbl_inx(unsigned char rate); |
| |
| #endif |