1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /****************************************************************************** 3 * 4 * Copyright(c) 2007 - 2013 Realtek Corporation. All rights reserved. 5 * 6 ******************************************************************************/ 7 #ifndef __OSDEP_SERVICE_H_ 8 #define __OSDEP_SERVICE_H_ 9 10 11 #define _FAIL 0 12 #define _SUCCESS 1 13 #define RTW_RX_HANDLED 2 14 15 #include <osdep_service_linux.h> 16 17 #ifndef BIT 18 #define BIT(x) (1 << (x)) 19 #endif 20 21 #define BIT0 0x00000001 22 #define BIT1 0x00000002 23 #define BIT2 0x00000004 24 #define BIT3 0x00000008 25 #define BIT4 0x00000010 26 #define BIT5 0x00000020 27 #define BIT6 0x00000040 28 #define BIT7 0x00000080 29 #define BIT8 0x00000100 30 #define BIT9 0x00000200 31 #define BIT10 0x00000400 32 #define BIT11 0x00000800 33 #define BIT12 0x00001000 34 #define BIT13 0x00002000 35 #define BIT14 0x00004000 36 #define BIT15 0x00008000 37 #define BIT16 0x00010000 38 #define BIT17 0x00020000 39 #define BIT18 0x00040000 40 #define BIT19 0x00080000 41 #define BIT20 0x00100000 42 #define BIT21 0x00200000 43 #define BIT22 0x00400000 44 #define BIT23 0x00800000 45 #define BIT24 0x01000000 46 #define BIT25 0x02000000 47 #define BIT26 0x04000000 48 #define BIT27 0x08000000 49 #define BIT28 0x10000000 50 #define BIT29 0x20000000 51 #define BIT30 0x40000000 52 #define BIT31 0x80000000 53 #define BIT32 0x0100000000 54 #define BIT33 0x0200000000 55 #define BIT34 0x0400000000 56 #define BIT35 0x0800000000 57 #define BIT36 0x1000000000 58 59 extern int RTW_STATUS_CODE(int error_code); 60 61 /* flags used for rtw_mstat_update() */ 62 enum mstat_f { 63 /* type: 0x00ff */ 64 MSTAT_TYPE_VIR = 0x00, 65 MSTAT_TYPE_PHY = 0x01, 66 MSTAT_TYPE_SKB = 0x02, 67 MSTAT_TYPE_USB = 0x03, 68 MSTAT_TYPE_MAX = 0x04, 69 70 /* func: 0xff00 */ 71 MSTAT_FUNC_UNSPECIFIED = 0x00<<8, 72 MSTAT_FUNC_IO = 0x01<<8, 73 MSTAT_FUNC_TX_IO = 0x02<<8, 74 MSTAT_FUNC_RX_IO = 0x03<<8, 75 MSTAT_FUNC_TX = 0x04<<8, 76 MSTAT_FUNC_RX = 0x05<<8, 77 MSTAT_FUNC_MAX = 0x06<<8, 78 }; 79 80 #define mstat_tf_idx(flags) ((flags)&0xff) 81 #define mstat_ff_idx(flags) (((flags)&0xff00) >> 8) 82 83 typedef enum mstat_status{ 84 MSTAT_ALLOC_SUCCESS = 0, 85 MSTAT_ALLOC_FAIL, 86 MSTAT_FREE 87 } MSTAT_STATUS; 88 89 #define rtw_mstat_update(flag, status, sz) do {} while (0) 90 #define rtw_mstat_dump(sel) do {} while (0) 91 void *_rtw_zmalloc(u32 sz); 92 void *_rtw_malloc(u32 sz); 93 void _kfree(u8 *pbuf, u32 sz); 94 95 struct sk_buff *_rtw_skb_alloc(u32 sz); 96 struct sk_buff *_rtw_skb_copy(const struct sk_buff *skb); 97 struct sk_buff *_rtw_skb_clone(struct sk_buff *skb); 98 int _rtw_netif_rx(_nic_hdl ndev, struct sk_buff *skb); 99 100 #define rtw_malloc(sz) _rtw_malloc((sz)) 101 #define rtw_zmalloc(sz) _rtw_zmalloc((sz)) 102 103 #define rtw_skb_alloc(size) _rtw_skb_alloc((size)) 104 #define rtw_skb_alloc_f(size, mstat_f) _rtw_skb_alloc((size)) 105 #define rtw_skb_copy(skb) _rtw_skb_copy((skb)) 106 #define rtw_skb_clone(skb) _rtw_skb_clone((skb)) 107 #define rtw_skb_copy_f(skb, mstat_f) _rtw_skb_copy((skb)) 108 #define rtw_skb_clone_f(skb, mstat_f) _rtw_skb_clone((skb)) 109 #define rtw_netif_rx(ndev, skb) _rtw_netif_rx(ndev, skb) 110 111 extern void _rtw_init_queue(struct __queue *pqueue); 112 113 static __inline void thread_enter(char *name) 114 { 115 allow_signal(SIGTERM); 116 } 117 118 __inline static void flush_signals_thread(void) 119 { 120 if (signal_pending (current)) 121 { 122 flush_signals(current); 123 } 124 } 125 126 #define rtw_warn_on(condition) WARN_ON(condition) 127 128 __inline static int rtw_bug_check(void *parg1, void *parg2, void *parg3, void *parg4) 129 { 130 int ret = true; 131 132 return ret; 133 134 } 135 136 #define _RND(sz, r) ((((sz)+((r)-1))/(r))*(r)) 137 #define RND4(x) (((x >> 2) + (((x & 3) == 0) ? 0: 1)) << 2) 138 139 __inline static u32 _RND4(u32 sz) 140 { 141 142 u32 val; 143 144 val = ((sz >> 2) + ((sz & 3) ? 1: 0)) << 2; 145 146 return val; 147 148 } 149 150 __inline static u32 _RND8(u32 sz) 151 { 152 153 u32 val; 154 155 val = ((sz >> 3) + ((sz & 7) ? 1: 0)) << 3; 156 157 return val; 158 159 } 160 161 #ifndef MAC_FMT 162 #define MAC_FMT "%pM" 163 #endif 164 #ifndef MAC_ARG 165 #define MAC_ARG(x) (x) 166 #endif 167 168 169 #ifdef CONFIG_AP_WOWLAN 170 extern void rtw_softap_lock_suspend(void); 171 extern void rtw_softap_unlock_suspend(void); 172 #endif 173 174 /* File operation APIs, just for linux now */ 175 extern int rtw_is_file_readable(char *path); 176 extern int rtw_retrive_from_file(char *path, u8 *buf, u32 sz); 177 178 extern void rtw_free_netdev(struct net_device * netdev); 179 180 181 extern u64 rtw_modular64(u64 x, u64 y); 182 183 /* Macros for handling unaligned memory accesses */ 184 185 #define RTW_GET_BE16(a) ((u16) (((a)[0] << 8) | (a)[1])) 186 #define RTW_PUT_BE16(a, val) \ 187 do { \ 188 (a)[0] = ((u16) (val)) >> 8; \ 189 (a)[1] = ((u16) (val)) & 0xff; \ 190 } while (0) 191 192 #define RTW_GET_LE16(a) ((u16) (((a)[1] << 8) | (a)[0])) 193 #define RTW_PUT_LE16(a, val) \ 194 do { \ 195 (a)[1] = ((u16) (val)) >> 8; \ 196 (a)[0] = ((u16) (val)) & 0xff; \ 197 } while (0) 198 199 #define RTW_GET_BE24(a) ((((u32) (a)[0]) << 16) | (((u32) (a)[1]) << 8) | \ 200 ((u32) (a)[2])) 201 #define RTW_PUT_BE24(a, val) \ 202 do { \ 203 (a)[0] = (u8) ((((u32) (val)) >> 16) & 0xff); \ 204 (a)[1] = (u8) ((((u32) (val)) >> 8) & 0xff); \ 205 (a)[2] = (u8) (((u32) (val)) & 0xff); \ 206 } while (0) 207 208 #define RTW_GET_BE32(a) ((((u32) (a)[0]) << 24) | (((u32) (a)[1]) << 16) | \ 209 (((u32) (a)[2]) << 8) | ((u32) (a)[3])) 210 #define RTW_PUT_BE32(a, val) \ 211 do { \ 212 (a)[0] = (u8) ((((u32) (val)) >> 24) & 0xff); \ 213 (a)[1] = (u8) ((((u32) (val)) >> 16) & 0xff); \ 214 (a)[2] = (u8) ((((u32) (val)) >> 8) & 0xff); \ 215 (a)[3] = (u8) (((u32) (val)) & 0xff); \ 216 } while (0) 217 218 #define RTW_GET_LE32(a) ((((u32) (a)[3]) << 24) | (((u32) (a)[2]) << 16) | \ 219 (((u32) (a)[1]) << 8) | ((u32) (a)[0])) 220 #define RTW_PUT_LE32(a, val) \ 221 do { \ 222 (a)[3] = (u8) ((((u32) (val)) >> 24) & 0xff); \ 223 (a)[2] = (u8) ((((u32) (val)) >> 16) & 0xff); \ 224 (a)[1] = (u8) ((((u32) (val)) >> 8) & 0xff); \ 225 (a)[0] = (u8) (((u32) (val)) & 0xff); \ 226 } while (0) 227 228 #define RTW_GET_BE64(a) ((((u64) (a)[0]) << 56) | (((u64) (a)[1]) << 48) | \ 229 (((u64) (a)[2]) << 40) | (((u64) (a)[3]) << 32) | \ 230 (((u64) (a)[4]) << 24) | (((u64) (a)[5]) << 16) | \ 231 (((u64) (a)[6]) << 8) | ((u64) (a)[7])) 232 #define RTW_PUT_BE64(a, val) \ 233 do { \ 234 (a)[0] = (u8) (((u64) (val)) >> 56); \ 235 (a)[1] = (u8) (((u64) (val)) >> 48); \ 236 (a)[2] = (u8) (((u64) (val)) >> 40); \ 237 (a)[3] = (u8) (((u64) (val)) >> 32); \ 238 (a)[4] = (u8) (((u64) (val)) >> 24); \ 239 (a)[5] = (u8) (((u64) (val)) >> 16); \ 240 (a)[6] = (u8) (((u64) (val)) >> 8); \ 241 (a)[7] = (u8) (((u64) (val)) & 0xff); \ 242 } while (0) 243 244 #define RTW_GET_LE64(a) ((((u64) (a)[7]) << 56) | (((u64) (a)[6]) << 48) | \ 245 (((u64) (a)[5]) << 40) | (((u64) (a)[4]) << 32) | \ 246 (((u64) (a)[3]) << 24) | (((u64) (a)[2]) << 16) | \ 247 (((u64) (a)[1]) << 8) | ((u64) (a)[0])) 248 249 void rtw_buf_free(u8 **buf, u32 *buf_len); 250 void rtw_buf_update(u8 **buf, u32 *buf_len, u8 *src, u32 src_len); 251 252 struct rtw_cbuf { 253 u32 write; 254 u32 read; 255 u32 size; 256 void *bufs[0]; 257 }; 258 259 bool rtw_cbuf_full(struct rtw_cbuf *cbuf); 260 bool rtw_cbuf_empty(struct rtw_cbuf *cbuf); 261 bool rtw_cbuf_push(struct rtw_cbuf *cbuf, void *buf); 262 void *rtw_cbuf_pop(struct rtw_cbuf *cbuf); 263 struct rtw_cbuf *rtw_cbuf_alloc(u32 size); 264 265 /* String handler */ 266 /* 267 * Write formatted output to sized buffer 268 */ 269 #define rtw_sprintf(buf, size, format, arg...) snprintf(buf, size, format, ##arg) 270 271 #endif 272