1 /******************************************************************************
2 *
3 * Copyright(c) 2007 - 2019 Realtek Corporation.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 *****************************************************************************/
15 #ifndef __OSDEP_SERVICE_H_
16 #define __OSDEP_SERVICE_H_
17
18 #define RTW_RX_HANDLED 2
19 #define RTW_RFRAME_UNAVAIL 3
20 #define RTW_RFRAME_PKT_UNAVAIL 4
21 #define RTW_RBUF_UNAVAIL 5
22 #define RTW_RBUF_PKT_UNAVAIL 6
23 #define RTW_SDIO_RECV_FAIL 7
24 #define RTW_ALREADY 8
25 #define RTW_RA_RESOLVING 9
26 #define RTW_ORI_NO_NEED 10
27
28 /* #define RTW_STATUS_TIMEDOUT -110 */
29
30
31
32 #ifdef PLATFORM_FREEBSD
33 #include <osdep_service_bsd.h>
34 #endif
35
36 #ifdef PLATFORM_LINUX
37 #include <linux/version.h>
38 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 11, 0))
39 #include <linux/sched/signal.h>
40 #include <linux/sched/types.h>
41 #endif
42 #include <osdep_service_linux.h>
43 #endif
44
45 /* #include <rtw_byteorder.h> */
46
47 #ifndef BIT
48 #define BIT(x) (1 << (x))
49 #endif
50 #ifndef BIT_ULL
51 #define BIT_ULL(x) (1ULL << (x))
52 #endif
53
54 #define CHECK_BIT(a, b) (!!((a) & (b)))
55
56 #define BIT0 0x00000001
57 #define BIT1 0x00000002
58 #define BIT2 0x00000004
59 #define BIT3 0x00000008
60 #define BIT4 0x00000010
61 #define BIT5 0x00000020
62 #define BIT6 0x00000040
63 #define BIT7 0x00000080
64 #define BIT8 0x00000100
65 #define BIT9 0x00000200
66 #define BIT10 0x00000400
67 #define BIT11 0x00000800
68 #define BIT12 0x00001000
69 #define BIT13 0x00002000
70 #define BIT14 0x00004000
71 #define BIT15 0x00008000
72 #define BIT16 0x00010000
73 #define BIT17 0x00020000
74 #define BIT18 0x00040000
75 #define BIT19 0x00080000
76 #define BIT20 0x00100000
77 #define BIT21 0x00200000
78 #define BIT22 0x00400000
79 #define BIT23 0x00800000
80 #define BIT24 0x01000000
81 #define BIT25 0x02000000
82 #define BIT26 0x04000000
83 #define BIT27 0x08000000
84 #define BIT28 0x10000000
85 #define BIT29 0x20000000
86 #define BIT30 0x40000000
87 #define BIT31 0x80000000
88 #define BIT32 0x0100000000
89 #define BIT33 0x0200000000
90 #define BIT34 0x0400000000
91 #define BIT35 0x0800000000
92 #define BIT36 0x1000000000
93
94 #ifndef GENMASK
95 #define GENMASK(h, l) \
96 (((~0UL) - (1UL << (l)) + 1) & (~0UL >> (BITS_PER_LONG - 1 - (h))))
97 #endif
98
99 extern int RTW_STATUS_CODE(int error_code);
100
101 #ifndef RTK_DMP_PLATFORM
102 #define CONFIG_USE_VMALLOC
103 #endif
104
105 /* flags used for rtw_mstat_update() */
106 enum mstat_f {
107 /* type: 0x00ff */
108 MSTAT_TYPE_VIR = 0x00,
109 MSTAT_TYPE_PHY = 0x01,
110 MSTAT_TYPE_SKB = 0x02,
111 MSTAT_TYPE_USB = 0x03,
112 MSTAT_TYPE_MAX = 0x04,
113
114 /* func: 0xff00 */
115 MSTAT_FUNC_UNSPECIFIED = 0x00 << 8,
116 MSTAT_FUNC_IO = 0x01 << 8,
117 MSTAT_FUNC_TX_IO = 0x02 << 8,
118 MSTAT_FUNC_RX_IO = 0x03 << 8,
119 MSTAT_FUNC_TX = 0x04 << 8,
120 MSTAT_FUNC_RX = 0x05 << 8,
121 MSTAT_FUNC_CFG_VENDOR = 0x06 << 8,
122 MSTAT_FUNC_MAX = 0x07 << 8,
123 };
124
125 #define mstat_tf_idx(flags) ((flags) & 0xff)
126 #define mstat_ff_idx(flags) (((flags) & 0xff00) >> 8)
127
128 typedef enum mstat_status {
129 MSTAT_ALLOC_SUCCESS = 0,
130 MSTAT_ALLOC_FAIL,
131 MSTAT_FREE
132 } MSTAT_STATUS;
133
134
135 #ifdef DBG_MEM_ALLOC
136 void rtw_mstat_update(const enum mstat_f flags, const MSTAT_STATUS status, u32 sz);
137 void rtw_mstat_dump(void *sel);
138 bool match_mstat_sniff_rules(const enum mstat_f flags, const size_t size);
139 void *dbg_rtw_vmalloc(u32 sz, const enum mstat_f flags, const char *func, const int line);
140 void *dbg_rtw_zvmalloc(u32 sz, const enum mstat_f flags, const char *func, const int line);
141 void dbg_rtw_vmfree(void *pbuf, const enum mstat_f flags, u32 sz, const char *func, const int line);
142 void *dbg_rtw_malloc(u32 sz, const enum mstat_f flags, const char *func, const int line);
143 void *dbg_rtw_zmalloc(u32 sz, const enum mstat_f flags, const char *func, const int line);
144 void dbg_rtw_mfree(void *pbuf, const enum mstat_f flags, u32 sz, const char *func, const int line);
145
146 struct sk_buff *dbg_rtw_skb_alloc(unsigned int size, const enum mstat_f flags, const char *func, const int line);
147 void dbg_rtw_skb_free(struct sk_buff *skb, const enum mstat_f flags, const char *func, const int line);
148 struct sk_buff *dbg_rtw_skb_copy(const struct sk_buff *skb, const enum mstat_f flags, const char *func, const int line);
149 struct sk_buff *dbg_rtw_skb_clone(struct sk_buff *skb, const enum mstat_f flags, const char *func, const int line);
150 int dbg_rtw_skb_linearize(struct sk_buff *skb, const enum mstat_f flags, const char *func, int line);
151 int dbg_rtw_netif_rx(_nic_hdl ndev, struct sk_buff *skb, const enum mstat_f flags, const char *func, int line);
152 #ifdef CONFIG_RTW_NAPI
153 int dbg_rtw_netif_receive_skb(_nic_hdl ndev, struct sk_buff *skb, const enum mstat_f flags, const char *func, int line);
154 #ifdef CONFIG_RTW_GRO
155 gro_result_t dbg_rtw_napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb, const enum mstat_f flags, const char *func, int line);
156 #endif
157 #endif /* CONFIG_RTW_NAPI */
158 void dbg_rtw_skb_queue_purge(struct sk_buff_head *list, enum mstat_f flags, const char *func, int line);
159 #ifdef CONFIG_USB_HCI
160 void *dbg_rtw_usb_buffer_alloc(struct usb_device *dev, size_t size, dma_addr_t *dma, const enum mstat_f flags, const char *func, const int line);
161 void dbg_rtw_usb_buffer_free(struct usb_device *dev, size_t size, void *addr, dma_addr_t dma, const enum mstat_f flags, const char *func, const int line);
162 #endif /* CONFIG_USB_HCI */
163
164 #ifdef CONFIG_USE_VMALLOC
165 #define rtw_vmalloc(sz) dbg_rtw_vmalloc((sz), MSTAT_TYPE_VIR, __FUNCTION__, __LINE__)
166 #define rtw_zvmalloc(sz) dbg_rtw_zvmalloc((sz), MSTAT_TYPE_VIR, __FUNCTION__, __LINE__)
167 #define rtw_vmfree(pbuf, sz) dbg_rtw_vmfree((pbuf), (sz), MSTAT_TYPE_VIR, __FUNCTION__, __LINE__)
168 #define rtw_vmalloc_f(sz, mstat_f) dbg_rtw_vmalloc((sz), ((mstat_f) & 0xff00) | MSTAT_TYPE_VIR, __FUNCTION__, __LINE__)
169 #define rtw_zvmalloc_f(sz, mstat_f) dbg_rtw_zvmalloc((sz), ((mstat_f) & 0xff00) | MSTAT_TYPE_VIR, __FUNCTION__, __LINE__)
170 #define rtw_vmfree_f(pbuf, sz, mstat_f) dbg_rtw_vmfree((pbuf), (sz), ((mstat_f) & 0xff00) | MSTAT_TYPE_VIR, __FUNCTION__, __LINE__)
171 #else /* CONFIG_USE_VMALLOC */
172 #define rtw_vmalloc(sz) dbg_rtw_malloc((sz), MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
173 #define rtw_zvmalloc(sz) dbg_rtw_zmalloc((sz), MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
174 #define rtw_vmfree(pbuf, sz) dbg_rtw_mfree((pbuf), (sz), MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
175 #define rtw_vmalloc_f(sz, mstat_f) dbg_rtw_malloc((sz), ((mstat_f) & 0xff00) | MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
176 #define rtw_zvmalloc_f(sz, mstat_f) dbg_rtw_zmalloc((sz), ((mstat_f) & 0xff00) | MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
177 #define rtw_vmfree_f(pbuf, sz, mstat_f) dbg_rtw_mfree((pbuf), (sz), ((mstat_f) & 0xff00) | MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
178 #endif /* CONFIG_USE_VMALLOC */
179 #define rtw_malloc(sz) dbg_rtw_malloc((sz), MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
180 #define rtw_zmalloc(sz) dbg_rtw_zmalloc((sz), MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
181 #define rtw_mfree(pbuf, sz) dbg_rtw_mfree((pbuf), (sz), MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
182 #define rtw_malloc_f(sz, mstat_f) dbg_rtw_malloc((sz), ((mstat_f) & 0xff00) | MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
183 #define rtw_zmalloc_f(sz, mstat_f) dbg_rtw_zmalloc((sz), ((mstat_f) & 0xff00) | MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
184 #define rtw_mfree_f(pbuf, sz, mstat_f) dbg_rtw_mfree((pbuf), (sz), ((mstat_f) & 0xff00) | MSTAT_TYPE_PHY, __FUNCTION__, __LINE__)
185
186 #define rtw_skb_alloc(size) dbg_rtw_skb_alloc((size), MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
187 #define rtw_skb_free(skb) dbg_rtw_skb_free((skb), MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
188 #define rtw_skb_alloc_f(size, mstat_f) dbg_rtw_skb_alloc((size), ((mstat_f) & 0xff00) | MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
189 #define rtw_skb_free_f(skb, mstat_f) dbg_rtw_skb_free((skb), ((mstat_f) & 0xff00) | MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
190 #define rtw_skb_copy(skb) dbg_rtw_skb_copy((skb), MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
191 #define rtw_skb_clone(skb) dbg_rtw_skb_clone((skb), MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
192 #define rtw_skb_copy_f(skb, mstat_f) dbg_rtw_skb_copy((skb), ((mstat_f) & 0xff00) | MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
193 #define rtw_skb_clone_f(skb, mstat_f) dbg_rtw_skb_clone((skb), ((mstat_f) & 0xff00) | MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
194 #define rtw_skb_linearize(skb) dbg_rtw_skb_linearize((skb), MSTAT_TYPE_SKB, __func__, __LINE__)
195 #define rtw_netif_rx(ndev, skb) dbg_rtw_netif_rx(ndev, skb, MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
196 #ifdef CONFIG_RTW_NAPI
197 #define rtw_netif_receive_skb(ndev, skb) dbg_rtw_netif_receive_skb(ndev, skb, MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
198 #ifdef CONFIG_RTW_GRO
199 #define rtw_napi_gro_receive(napi, skb) dbg_rtw_napi_gro_receive(napi, skb, MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
200 #endif
201 #endif /* CONFIG_RTW_NAPI */
202 #define rtw_skb_queue_purge(sk_buff_head) dbg_rtw_skb_queue_purge(sk_buff_head, MSTAT_TYPE_SKB, __FUNCTION__, __LINE__)
203 #ifdef CONFIG_USB_HCI
204 #define rtw_usb_buffer_alloc(dev, size, dma) dbg_rtw_usb_buffer_alloc((dev), (size), (dma), MSTAT_TYPE_USB, __FUNCTION__, __LINE__)
205 #define rtw_usb_buffer_free(dev, size, addr, dma) dbg_rtw_usb_buffer_free((dev), (size), (addr), (dma), MSTAT_TYPE_USB, __FUNCTION__, __LINE__)
206 #define rtw_usb_buffer_alloc_f(dev, size, dma, mstat_f) dbg_rtw_usb_buffer_alloc((dev), (size), (dma), ((mstat_f) & 0xff00) | MSTAT_TYPE_USB, __FUNCTION__, __LINE__)
207 #define rtw_usb_buffer_free_f(dev, size, addr, dma, mstat_f) dbg_rtw_usb_buffer_free((dev), (size), (addr), (dma), ((mstat_f) & 0xff00) | MSTAT_TYPE_USB, __FUNCTION__, __LINE__)
208 #endif /* CONFIG_USB_HCI */
209
210 #else /* DBG_MEM_ALLOC */
211 #define rtw_mstat_update(flag, status, sz) do {} while (0)
212 #define rtw_mstat_dump(sel) do {} while (0)
213 #define match_mstat_sniff_rules(flags, size) _FALSE
214 void *_rtw_vmalloc(u32 sz);
215 void *_rtw_zvmalloc(u32 sz);
216 void _rtw_vmfree(void *pbuf, u32 sz);
217 void *_rtw_zmalloc(u32 sz);
218 void *_rtw_malloc(u32 sz);
219 void _rtw_mfree(void *pbuf, u32 sz);
220
221 struct sk_buff *_rtw_skb_alloc(u32 sz);
222 void _rtw_skb_free(struct sk_buff *skb);
223 #ifdef CONFIG_RTW_NAPI
224 int _rtw_netif_receive_skb(_nic_hdl ndev, struct sk_buff *skb);
225 #ifdef CONFIG_RTW_GRO
226 gro_result_t _rtw_napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb);
227 #endif
228 #endif /* CONFIG_RTW_NAPI */
229 void _rtw_skb_queue_purge(struct sk_buff_head *list);
230
231 #ifdef CONFIG_USE_VMALLOC
232 #define rtw_vmalloc(sz) _rtw_vmalloc((sz))
233 #define rtw_zvmalloc(sz) _rtw_zvmalloc((sz))
234 #define rtw_vmfree(pbuf, sz) _rtw_vmfree((pbuf), (sz))
235 #define rtw_vmalloc_f(sz, mstat_f) _rtw_vmalloc((sz))
236 #define rtw_zvmalloc_f(sz, mstat_f) _rtw_zvmalloc((sz))
237 #define rtw_vmfree_f(pbuf, sz, mstat_f) _rtw_vmfree((pbuf), (sz))
238 #else /* CONFIG_USE_VMALLOC */
239 #define rtw_vmalloc(sz) _rtw_malloc((sz))
240 #define rtw_zvmalloc(sz) _rtw_zmalloc((sz))
241 #define rtw_vmfree(pbuf, sz) _rtw_mfree((pbuf), (sz))
242 #define rtw_vmalloc_f(sz, mstat_f) _rtw_malloc((sz))
243 #define rtw_zvmalloc_f(sz, mstat_f) _rtw_zmalloc((sz))
244 #define rtw_vmfree_f(pbuf, sz, mstat_f) _rtw_mfree((pbuf), (sz))
245 #endif /* CONFIG_USE_VMALLOC */
246 #define rtw_malloc(sz) _rtw_malloc((sz))
247 #define rtw_zmalloc(sz) _rtw_zmalloc((sz))
248 #define rtw_mfree(pbuf, sz) _rtw_mfree((pbuf), (sz))
249 #define rtw_malloc_f(sz, mstat_f) _rtw_malloc((sz))
250 #define rtw_zmalloc_f(sz, mstat_f) _rtw_zmalloc((sz))
251 #define rtw_mfree_f(pbuf, sz, mstat_f) _rtw_mfree((pbuf), (sz))
252
253 #define rtw_skb_alloc(size) _rtw_skb_alloc((size))
254 #define rtw_skb_free(skb) _rtw_skb_free((skb))
255 #define rtw_skb_alloc_f(size, mstat_f) _rtw_skb_alloc((size))
256 #define rtw_skb_free_f(skb, mstat_f) _rtw_skb_free((skb))
257 #define rtw_skb_copy(skb) _rtw_skb_copy((skb))
258 #define rtw_skb_clone(skb) _rtw_skb_clone((skb))
259 #define rtw_skb_copy_f(skb, mstat_f) _rtw_skb_copy((skb))
260 #define rtw_skb_clone_f(skb, mstat_f) _rtw_skb_clone((skb))
261 #define rtw_skb_linearize(skb) _rtw_skb_linearize(skb)
262 #define rtw_netif_rx(ndev, skb) _rtw_netif_rx(ndev, skb)
263 #ifdef CONFIG_RTW_NAPI
264 #define rtw_netif_receive_skb(ndev, skb) _rtw_netif_receive_skb(ndev, skb)
265 #ifdef CONFIG_RTW_GRO
266 #define rtw_napi_gro_receive(napi, skb) _rtw_napi_gro_receive(napi, skb)
267 #endif
268 #endif /* CONFIG_RTW_NAPI */
269 #define rtw_skb_queue_purge(sk_buff_head) _rtw_skb_queue_purge(sk_buff_head)
270 #ifdef CONFIG_USB_HCI
271 #define rtw_usb_buffer_alloc(dev, size, dma) _rtw_usb_buffer_alloc((dev), (size), (dma))
272 #define rtw_usb_buffer_free(dev, size, addr, dma) _rtw_usb_buffer_free((dev), (size), (addr), (dma))
273 #define rtw_usb_buffer_alloc_f(dev, size, dma, mstat_f) _rtw_usb_buffer_alloc((dev), (size), (dma))
274 #define rtw_usb_buffer_free_f(dev, size, addr, dma, mstat_f) _rtw_usb_buffer_free((dev), (size), (addr), (dma))
275 #endif /* CONFIG_USB_HCI */
276 #endif /* DBG_MEM_ALLOC */
277
278
279 void *rtw_malloc2d(int h, int w, size_t size);
280 void rtw_mfree2d(void *pbuf, int h, int w, int size);
281 void _rtw_memcpy(void *dec, const void *sour, u32 sz);
282 void _rtw_memmove(void *dst, const void *src, u32 sz);
283 int _rtw_memcmp(const void *dst, const void *src, u32 sz);
284 int _rtw_memcmp2(const void *dst, const void *src, u32 sz);
285 void _rtw_memset(void *pbuf, int c, u32 sz);
286
287 void _rtw_init_listhead(_list *list);
288 u32 rtw_is_list_empty(_list *phead);
289 void rtw_list_insert_head(_list *plist, _list *phead);
290 void rtw_list_insert_tail(_list *plist, _list *phead);
291 void rtw_list_splice(_list *list, _list *head);
292 void rtw_list_splice_init(_list *list, _list *head);
293 void rtw_list_splice_tail(_list *list, _list *head);
294
295 void rtw_list_delete(_list *plist);
296
297 void rtw_hlist_head_init(rtw_hlist_head *h);
298 void rtw_hlist_add_head(rtw_hlist_node *n, rtw_hlist_head *h);
299 void rtw_hlist_del(rtw_hlist_node *n);
300 void rtw_hlist_add_head_rcu(rtw_hlist_node *n, rtw_hlist_head *h);
301 void rtw_hlist_del_rcu(rtw_hlist_node *n);
302
303 void _rtw_init_queue(_queue *pqueue);
304 void _rtw_deinit_queue(_queue *pqueue);
305 u32 _rtw_queue_empty(_queue *pqueue);
306 u32 rtw_end_of_queue_search(_list *queue, _list *pelement);
307
308 systime _rtw_get_current_time(void);
309 u32 _rtw_systime_to_us(systime stime);
310 u32 _rtw_systime_to_ms(systime stime);
311 systime _rtw_ms_to_systime(u32 ms);
312 systime _rtw_us_to_systime(u32 us);
313 s32 _rtw_get_passing_time_ms(systime start);
314 s32 _rtw_get_remaining_time_ms(systime end);
315 s32 _rtw_get_time_interval_ms(systime start, systime end);
316 bool _rtw_time_after(systime a, systime b);
317
318 #ifdef DBG_SYSTIME
319 #define rtw_get_current_time() ({systime __stime = _rtw_get_current_time(); __stime;})
320 #define rtw_systime_to_us(stime) ({u32 __us = _rtw_systime_to_us(stime); typecheck(systime, stime); __us;})
321 #define rtw_systime_to_ms(stime) ({u32 __ms = _rtw_systime_to_ms(stime); typecheck(systime, stime); __ms;})
322 #define rtw_ms_to_systime(ms) ({systime __stime = _rtw_ms_to_systime(ms); __stime;})
323 #define rtw_us_to_systime(us) ({systime __stime = _rtw_us_to_systime(us); __stime;})
324 #define rtw_get_passing_time_ms(start) ({u32 __ms = _rtw_get_passing_time_ms(start); typecheck(systime, start); __ms;})
325 #define rtw_get_remaining_time_ms(end) ({u32 __ms = _rtw_get_remaining_time_ms(end); typecheck(systime, end); __ms;})
326 #define rtw_get_time_interval_ms(start, end) ({u32 __ms = _rtw_get_time_interval_ms(start, end); typecheck(systime, start); typecheck(systime, end); __ms;})
327 #define rtw_time_after(a,b) ({bool __r = _rtw_time_after(a,b); typecheck(systime, a); typecheck(systime, b); __r;})
328 #define rtw_time_before(a,b) ({bool __r = _rtw_time_after(b, a); typecheck(systime, a); typecheck(systime, b); __r;})
329 #else
330 #define rtw_get_current_time() _rtw_get_current_time()
331 #define rtw_systime_to_us(stime) _rtw_systime_to_us(stime)
332 #define rtw_systime_to_ms(stime) _rtw_systime_to_ms(stime)
333 #define rtw_ms_to_systime(ms) _rtw_ms_to_systime(ms)
334 #define rtw_us_to_systime(us) _rtw_us_to_systime(us)
335 #define rtw_get_passing_time_ms(start) _rtw_get_passing_time_ms(start)
336 #define rtw_get_remaining_time_ms(end) _rtw_get_remaining_time_ms(end)
337 #define rtw_get_time_interval_ms(start, end) _rtw_get_time_interval_ms(start, end)
338 #define rtw_time_after(a,b) _rtw_time_after(a,b)
339 #define rtw_time_before(a,b) _rtw_time_after(b,a)
340 #endif
341
342 void rtw_sleep_schedulable(int ms);
343
344 void rtw_msleep_os(int ms);
345 void rtw_usleep_os(int us);
346
347 u32 rtw_atoi(u8 *s);
348
349 #ifdef DBG_DELAY_OS
350 #define rtw_mdelay_os(ms) _rtw_mdelay_os((ms), __FUNCTION__, __LINE__)
351 #define rtw_udelay_os(ms) _rtw_udelay_os((ms), __FUNCTION__, __LINE__)
352 void _rtw_mdelay_os(int ms, const char *func, const int line);
353 void _rtw_udelay_os(int us, const char *func, const int line);
354 #else
355 void rtw_mdelay_os(int ms);
356 void rtw_udelay_os(int us);
357 #endif
358
359 void rtw_yield_os(void);
360
361 void rtw_init_timer(_timer *ptimer, void *pfunc, void *ctx);
_cancel_timer_ex(_timer * ptimer)362 __inline static unsigned char _cancel_timer_ex(_timer *ptimer)
363 {
364 u8 bcancelled;
365
366 _cancel_timer(ptimer, &bcancelled);
367
368 return bcancelled;
369 }
370
_cancel_timer_nowait(_timer * ptimer)371 __inline static void _cancel_timer_nowait(_timer *ptimer)
372 {
373 _cancel_timer_async(ptimer);
374 }
375
376 #define _RND(sz, r) ((((sz)+((r)-1))/(r))*(r))
377 #define RND4(x) (((x >> 2) + (((x & 3) == 0) ? 0 : 1)) << 2)
378
_RND4(u32 sz)379 __inline static u32 _RND4(u32 sz)
380 {
381
382 u32 val;
383
384 val = ((sz >> 2) + ((sz & 3) ? 1 : 0)) << 2;
385
386 return val;
387
388 }
389
_RND8(u32 sz)390 __inline static u32 _RND8(u32 sz)
391 {
392
393 u32 val;
394
395 val = ((sz >> 3) + ((sz & 7) ? 1 : 0)) << 3;
396
397 return val;
398
399 }
400
_RND128(u32 sz)401 __inline static u32 _RND128(u32 sz)
402 {
403
404 u32 val;
405
406 val = ((sz >> 7) + ((sz & 127) ? 1 : 0)) << 7;
407
408 return val;
409
410 }
411
_RND256(u32 sz)412 __inline static u32 _RND256(u32 sz)
413 {
414
415 u32 val;
416
417 val = ((sz >> 8) + ((sz & 255) ? 1 : 0)) << 8;
418
419 return val;
420
421 }
422
_RND512(u32 sz)423 __inline static u32 _RND512(u32 sz)
424 {
425
426 u32 val;
427
428 val = ((sz >> 9) + ((sz & 511) ? 1 : 0)) << 9;
429
430 return val;
431
432 }
433
bitshift(u32 bitmask)434 __inline static u32 bitshift(u32 bitmask)
435 {
436 u32 i;
437
438 for (i = 0; i <= 31; i++)
439 if (((bitmask >> i) & 0x1) == 1)
440 break;
441
442 return i;
443 }
444
largest_bit(u32 bitmask)445 static inline int largest_bit(u32 bitmask)
446 {
447 int i;
448
449 for (i = 31; i >= 0; i--)
450 if (bitmask & BIT(i))
451 break;
452
453 return i;
454 }
455
largest_bit_64(u64 bitmask)456 static inline int largest_bit_64(u64 bitmask)
457 {
458 int i;
459
460 for (i = 63; i >= 0; i--)
461 if (bitmask & BIT_ULL(i))
462 break;
463
464 return i;
465 }
466
467 #define rtw_abs(a) ((a) < 0 ? -(a) : (a))
468 #define rtw_min(a, b) (((a) > (b)) ? (b) : (a))
469 #define rtw_max(a, b) (((a) > (b)) ? (a) : (b))
470 #define rtw_is_range_a_in_b(hi_a, lo_a, hi_b, lo_b) (((hi_a) <= (hi_b)) && ((lo_a) >= (lo_b)))
471 #define rtw_is_range_overlap(hi_a, lo_a, hi_b, lo_b) (((hi_a) > (lo_b)) && ((lo_a) < (hi_b)))
472
473 #ifndef MAC_FMT
474 #define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
475 #endif
476 #ifndef MAC_ARG
477 #define MAC_ARG(x) ((u8 *)(x))[0], ((u8 *)(x))[1], ((u8 *)(x))[2], ((u8 *)(x))[3], ((u8 *)(x))[4], ((u8 *)(x))[5]
478 #endif
479
480 bool rtw_macaddr_is_larger(const u8 *a, const u8 *b);
481
482 void rtw_suspend_lock_init(void);
483 void rtw_suspend_lock_uninit(void);
484 void rtw_lock_suspend(void);
485 void rtw_unlock_suspend(void);
486 void rtw_lock_suspend_timeout(u32 timeout_ms);
487 void rtw_lock_traffic_suspend_timeout(u32 timeout_ms);
488 void rtw_resume_lock_suspend(void);
489 void rtw_resume_unlock_suspend(void);
490 #ifdef CONFIG_AP_WOWLAN
491 void rtw_softap_lock_suspend(void);
492 void rtw_softap_unlock_suspend(void);
493 #endif
494
495 void rtw_set_bit(int nr, unsigned long *addr);
496 void rtw_clear_bit(int nr, unsigned long *addr);
497 int rtw_test_and_clear_bit(int nr, unsigned long *addr);
498 int rtw_test_and_set_bit(int nr, unsigned long *addr);
499
500 /* File operation APIs, just for linux now */
501 #ifndef CONFIG_RTW_ANDROID
502 int rtw_is_dir_readable(const char *path);
503 int rtw_store_to_file(const char *path, u8 *buf, u32 sz);
504 #endif /* CONFIG_RTW_ANDROID */
505 int rtw_is_file_readable(const char *path);
506 int rtw_is_file_readable_with_size(const char *path, u32 *sz);
507 int rtw_readable_file_sz_chk(const char *path, u32 sz);
508 int rtw_retrieve_from_file(const char *path, u8 *buf, u32 sz);
509 void rtw_free_netdev(struct net_device *netdev);
510
511 u64 rtw_modular64(u64 x, u64 y);
512 u64 rtw_division64(u64 x, u64 y);
513 u32 rtw_random32(void);
514
515 /* Macros for handling unaligned memory accesses */
516
517 #define RTW_GET_BE16(a) ((u16) (((a)[0] << 8) | (a)[1]))
518 #define RTW_PUT_BE16(a, val) \
519 do { \
520 (a)[0] = ((u16) (val)) >> 8; \
521 (a)[1] = ((u16) (val)) & 0xff; \
522 } while (0)
523
524 #define RTW_GET_LE16(a) ((u16) (((a)[1] << 8) | (a)[0]))
525 #define RTW_PUT_LE16(a, val) \
526 do { \
527 (a)[1] = ((u16) (val)) >> 8; \
528 (a)[0] = ((u16) (val)) & 0xff; \
529 } while (0)
530
531 #define RTW_GET_BE24(a) ((((u32) (a)[0]) << 16) | (((u32) (a)[1]) << 8) | \
532 ((u32) (a)[2]))
533 #define RTW_PUT_BE24(a, val) \
534 do { \
535 (a)[0] = (u8) ((((u32) (val)) >> 16) & 0xff); \
536 (a)[1] = (u8) ((((u32) (val)) >> 8) & 0xff); \
537 (a)[2] = (u8) (((u32) (val)) & 0xff); \
538 } while (0)
539
540 #define RTW_GET_BE32(a) ((((u32) (a)[0]) << 24) | (((u32) (a)[1]) << 16) | \
541 (((u32) (a)[2]) << 8) | ((u32) (a)[3]))
542 #define RTW_PUT_BE32(a, val) \
543 do { \
544 (a)[0] = (u8) ((((u32) (val)) >> 24) & 0xff); \
545 (a)[1] = (u8) ((((u32) (val)) >> 16) & 0xff); \
546 (a)[2] = (u8) ((((u32) (val)) >> 8) & 0xff); \
547 (a)[3] = (u8) (((u32) (val)) & 0xff); \
548 } while (0)
549
550 #define RTW_GET_LE32(a) ((((u32) (a)[3]) << 24) | (((u32) (a)[2]) << 16) | \
551 (((u32) (a)[1]) << 8) | ((u32) (a)[0]))
552 #define RTW_PUT_LE32(a, val) \
553 do { \
554 (a)[3] = (u8) ((((u32) (val)) >> 24) & 0xff); \
555 (a)[2] = (u8) ((((u32) (val)) >> 16) & 0xff); \
556 (a)[1] = (u8) ((((u32) (val)) >> 8) & 0xff); \
557 (a)[0] = (u8) (((u32) (val)) & 0xff); \
558 } while (0)
559
560 #define RTW_GET_BE64(a) ((((u64) (a)[0]) << 56) | (((u64) (a)[1]) << 48) | \
561 (((u64) (a)[2]) << 40) | (((u64) (a)[3]) << 32) | \
562 (((u64) (a)[4]) << 24) | (((u64) (a)[5]) << 16) | \
563 (((u64) (a)[6]) << 8) | ((u64) (a)[7]))
564 #define RTW_PUT_BE64(a, val) \
565 do { \
566 (a)[0] = (u8) (((u64) (val)) >> 56); \
567 (a)[1] = (u8) (((u64) (val)) >> 48); \
568 (a)[2] = (u8) (((u64) (val)) >> 40); \
569 (a)[3] = (u8) (((u64) (val)) >> 32); \
570 (a)[4] = (u8) (((u64) (val)) >> 24); \
571 (a)[5] = (u8) (((u64) (val)) >> 16); \
572 (a)[6] = (u8) (((u64) (val)) >> 8); \
573 (a)[7] = (u8) (((u64) (val)) & 0xff); \
574 } while (0)
575
576 #define RTW_GET_LE64(a) ((((u64) (a)[7]) << 56) | (((u64) (a)[6]) << 48) | \
577 (((u64) (a)[5]) << 40) | (((u64) (a)[4]) << 32) | \
578 (((u64) (a)[3]) << 24) | (((u64) (a)[2]) << 16) | \
579 (((u64) (a)[1]) << 8) | ((u64) (a)[0]))
580 #define RTW_PUT_LE64(a, val) \
581 do { \
582 (a)[7] = (u8) ((((u64) (val)) >> 56) & 0xff); \
583 (a)[6] = (u8) ((((u64) (val)) >> 48) & 0xff); \
584 (a)[5] = (u8) ((((u64) (val)) >> 40) & 0xff); \
585 (a)[4] = (u8) ((((u64) (val)) >> 32) & 0xff); \
586 (a)[3] = (u8) ((((u64) (val)) >> 24) & 0xff); \
587 (a)[2] = (u8) ((((u64) (val)) >> 16) & 0xff); \
588 (a)[1] = (u8) ((((u64) (val)) >> 8) & 0xff); \
589 (a)[0] = (u8) (((u64) (val)) & 0xff); \
590 } while (0)
591
592 void rtw_buf_free(u8 **buf, u32 *buf_len);
593 void rtw_buf_update(u8 **buf, u32 *buf_len, const u8 *src, u32 src_len);
594
595 struct rtw_cbuf {
596 u32 write;
597 u32 read;
598 u32 size;
599 void *bufs[0];
600 };
601
602 bool rtw_cbuf_full(struct rtw_cbuf *cbuf);
603 bool rtw_cbuf_empty(struct rtw_cbuf *cbuf);
604 bool rtw_cbuf_push(struct rtw_cbuf *cbuf, void *buf);
605 void *rtw_cbuf_pop(struct rtw_cbuf *cbuf);
606 struct rtw_cbuf *rtw_cbuf_alloc(u32 size);
607 void rtw_cbuf_free(struct rtw_cbuf *cbuf);
608
609 struct map_seg_t {
610 u16 sa;
611 u16 len;
612 u8 *c;
613 };
614
615 struct map_t {
616 u16 len;
617 u16 seg_num;
618 u8 init_value;
619 struct map_seg_t *segs;
620 };
621
622 #define MAPSEG_ARRAY_ENT(_sa, _len, _c, arg...) \
623 { .sa = _sa, .len = _len, .c = (u8[_len]){ _c, ##arg}, }
624
625 #define MAPSEG_PTR_ENT(_sa, _len, _p) \
626 { .sa = _sa, .len = _len, .c = _p, }
627
628 #define MAP_ENT(_len, _seg_num, _init_v, _seg, arg...) \
629 { .len = _len, .seg_num = _seg_num, .init_value = _init_v, .segs = (struct map_seg_t[_seg_num]){ _seg, ##arg}, }
630
631 int map_readN(const struct map_t *map, u16 offset, u16 len, u8 *buf);
632 u8 map_read8(const struct map_t *map, u16 offset);
633
634 struct blacklist_ent {
635 _list list;
636 u8 addr[ETH_ALEN];
637 systime exp_time;
638 };
639
640 int rtw_blacklist_add(_queue *blist, const u8 *addr, u32 timeout_ms);
641 int rtw_blacklist_del(_queue *blist, const u8 *addr);
642 int rtw_blacklist_search(_queue *blist, const u8 *addr);
643 void rtw_blacklist_flush(_queue *blist);
644 void dump_blacklist(void *sel, _queue *blist, const char *title);
645
646 /* String handler */
647
648 BOOLEAN is_null(char c);
649 BOOLEAN is_all_null(char *c, int len);
650 BOOLEAN is_eol(char c);
651 BOOLEAN is_space(char c);
652 BOOLEAN is_decimal(char chTmp);
653 BOOLEAN IsHexDigit(char chTmp);
654 BOOLEAN is_alpha(char chTmp);
655 char alpha_to_upper(char c);
656
657 int hex2num_i(char c);
658 int hex2byte_i(const char *hex);
659 int hexstr2bin(const char *hex, u8 *buf, size_t len);
660
661 /*
662 * Write formatted output to sized buffer
663 */
664
665 #endif
666