Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2010 Broadcom Corporation |
| 3 | * |
| 4 | * Permission to use, copy, modify, and/or distribute this software for any |
| 5 | * purpose with or without fee is hereby granted, provided that the above |
| 6 | * copyright notice and this permission notice appear in all copies. |
| 7 | * |
| 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| 11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| 13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 | */ |
| 16 | |
| 17 | #ifndef _linux_osl_h_ |
| 18 | #define _linux_osl_h_ |
| 19 | |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 20 | |
| 21 | /* Linux Kernel: File Operations: start */ |
| 22 | extern void *osl_os_open_image(char *filename); |
| 23 | extern int osl_os_get_image_block(char *buf, int len, void *image); |
| 24 | extern void osl_os_close_image(void *image); |
| 25 | /* Linux Kernel: File Operations: end */ |
| 26 | |
| 27 | extern osl_t *osl_attach(void *pdev, uint bustype, bool pkttag); |
Jason Cooper | 7cc4a4c | 2010-09-14 09:45:30 -0400 | [diff] [blame] | 28 | extern void osl_detach(osl_t *osh); |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 29 | |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 30 | extern u32 g_assert_type; |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 31 | |
| 32 | #if defined(BCMDBG_ASSERT) |
| 33 | #define ASSERT(exp) \ |
| 34 | do { if (!(exp)) osl_assert(#exp, __FILE__, __LINE__); } while (0) |
| 35 | extern void osl_assert(char *exp, char *file, int line); |
| 36 | #else |
| 37 | #ifdef __GNUC__ |
| 38 | #define GCC_VERSION \ |
| 39 | (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) |
| 40 | #if GCC_VERSION > 30100 |
| 41 | #define ASSERT(exp) do {} while (0) |
| 42 | #else |
| 43 | /* ASSERT could cause segmentation fault on GCC3.1, use empty instead */ |
| 44 | #define ASSERT(exp) |
| 45 | #endif /* GCC_VERSION > 30100 */ |
| 46 | #endif /* __GNUC__ */ |
| 47 | #endif /* defined(BCMDBG_ASSERT) */ |
| 48 | |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 49 | /* PCI configuration space access macros */ |
| 50 | #define OSL_PCI_READ_CONFIG(osh, offset, size) \ |
| 51 | osl_pci_read_config((osh), (offset), (size)) |
| 52 | #define OSL_PCI_WRITE_CONFIG(osh, offset, size, val) \ |
| 53 | osl_pci_write_config((osh), (offset), (size), (val)) |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 54 | extern u32 osl_pci_read_config(osl_t *osh, uint offset, uint size); |
Jason Cooper | 7cc4a4c | 2010-09-14 09:45:30 -0400 | [diff] [blame] | 55 | extern void osl_pci_write_config(osl_t *osh, uint offset, uint size, uint val); |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 56 | |
| 57 | /* PCI device bus # and slot # */ |
| 58 | #define OSL_PCI_BUS(osh) osl_pci_bus(osh) |
| 59 | #define OSL_PCI_SLOT(osh) osl_pci_slot(osh) |
Jason Cooper | 7cc4a4c | 2010-09-14 09:45:30 -0400 | [diff] [blame] | 60 | extern uint osl_pci_bus(osl_t *osh); |
| 61 | extern uint osl_pci_slot(osl_t *osh); |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 62 | |
| 63 | /* Pkttag flag should be part of public information */ |
| 64 | typedef struct { |
| 65 | bool pkttag; |
| 66 | uint pktalloced; /* Number of allocated packet buffers */ |
| 67 | bool mmbus; /* Bus supports memory-mapped register accesses */ |
| 68 | pktfree_cb_fn_t tx_fn; /* Callback function for PKTFREE */ |
| 69 | void *tx_ctx; /* Context to the callback function */ |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 70 | #if defined(BCMSDIO) && !defined(BRCM_FULLMAC) |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 71 | osl_rreg_fn_t rreg_fn; /* Read Register function */ |
| 72 | osl_wreg_fn_t wreg_fn; /* Write Register function */ |
| 73 | void *reg_ctx; /* Context to the reg callback functions */ |
| 74 | #endif |
| 75 | } osl_pubinfo_t; |
| 76 | |
| 77 | #define PKTFREESETCB(osh, _tx_fn, _tx_ctx) \ |
| 78 | do { \ |
Jason Cooper | 39dcff3 | 2010-09-14 09:45:41 -0400 | [diff] [blame] | 79 | ((osl_pubinfo_t *)osh)->tx_fn = _tx_fn; \ |
| 80 | ((osl_pubinfo_t *)osh)->tx_ctx = _tx_ctx; \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 81 | } while (0) |
| 82 | |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 83 | #if defined(BCMSDIO) && !defined(BRCM_FULLMAC) |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 84 | #define REGOPSSET(osh, rreg, wreg, ctx) \ |
| 85 | do { \ |
Jason Cooper | 39dcff3 | 2010-09-14 09:45:41 -0400 | [diff] [blame] | 86 | ((osl_pubinfo_t *)osh)->rreg_fn = rreg; \ |
| 87 | ((osl_pubinfo_t *)osh)->wreg_fn = wreg; \ |
| 88 | ((osl_pubinfo_t *)osh)->reg_ctx = ctx; \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 89 | } while (0) |
| 90 | #endif |
| 91 | |
| 92 | #define BUS_SWAP32(v) (v) |
| 93 | |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 94 | #define DMA_CONSISTENT_ALIGN osl_dma_consistent_align() |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 95 | extern uint osl_dma_consistent_align(void); |
Greg Kroah-Hartman | 7d4df48 | 2010-10-07 17:04:47 -0700 | [diff] [blame] | 96 | extern void *osl_dma_alloc_consistent(osl_t *osh, uint size, u16 align, |
Greg Kroah-Hartman | 3deea90 | 2010-10-05 11:15:47 -0700 | [diff] [blame] | 97 | uint *tot, unsigned long *pap); |
Brett Rudley | 40e5c96 | 2010-10-08 13:57:13 -0700 | [diff] [blame] | 98 | |
| 99 | #ifdef BRCM_FULLMAC |
| 100 | #define DMA_ALLOC_CONSISTENT(osh, size, pap, dmah, alignbits) \ |
| 101 | osl_dma_alloc_consistent((osh), (size), (0), (tot), (pap)) |
| 102 | #else |
| 103 | #define DMA_ALLOC_CONSISTENT(osh, size, align, tot, pap, dmah) \ |
| 104 | osl_dma_alloc_consistent((osh), (size), (align), (tot), (pap)) |
| 105 | #endif /* BRCM_FULLMAC */ |
| 106 | |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 107 | #define DMA_FREE_CONSISTENT(osh, va, size, pa, dmah) \ |
| 108 | osl_dma_free_consistent((osh), (void *)(va), (size), (pa)) |
Greg Kroah-Hartman | 3deea90 | 2010-10-05 11:15:47 -0700 | [diff] [blame] | 109 | extern void osl_dma_free_consistent(osl_t *osh, void *va, uint size, unsigned long pa); |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 110 | |
| 111 | /* map/unmap direction */ |
| 112 | #define DMA_TX 1 /* TX direction for DMA */ |
| 113 | #define DMA_RX 2 /* RX direction for DMA */ |
| 114 | |
| 115 | /* map/unmap shared (dma-able) memory */ |
| 116 | #define DMA_MAP(osh, va, size, direction, p, dmah) \ |
| 117 | osl_dma_map((osh), (va), (size), (direction)) |
| 118 | #define DMA_UNMAP(osh, pa, size, direction, p, dmah) \ |
| 119 | osl_dma_unmap((osh), (pa), (size), (direction)) |
Jason Cooper | 7cc4a4c | 2010-09-14 09:45:30 -0400 | [diff] [blame] | 120 | extern uint osl_dma_map(osl_t *osh, void *va, uint size, int direction); |
| 121 | extern void osl_dma_unmap(osl_t *osh, uint pa, uint size, int direction); |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 122 | |
| 123 | /* API for DMA addressing capability */ |
| 124 | #define OSL_DMADDRWIDTH(osh, addrwidth) do {} while (0) |
| 125 | |
| 126 | /* register access macros */ |
| 127 | #if defined(BCMSDIO) |
Brett Rudley | 3327989 | 2010-10-01 18:03:27 -0700 | [diff] [blame] | 128 | #ifdef BRCM_FULLMAC |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 129 | #include <bcmsdh.h> |
Brett Rudley | 3327989 | 2010-10-01 18:03:27 -0700 | [diff] [blame] | 130 | #endif |
Greg Kroah-Hartman | f024c48 | 2010-10-21 10:50:21 -0700 | [diff] [blame] | 131 | #define OSL_WRITE_REG(osh, r, v) (bcmsdh_reg_write(NULL, (unsigned long)(r), sizeof(*(r)), (v))) |
| 132 | #define OSL_READ_REG(osh, r) (bcmsdh_reg_read(NULL, (unsigned long)(r), sizeof(*(r)))) |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 133 | #endif |
| 134 | |
| 135 | #if defined(BCMSDIO) |
Jason Cooper | 39dcff3 | 2010-09-14 09:45:41 -0400 | [diff] [blame] | 136 | #define SELECT_BUS_WRITE(osh, mmap_op, bus_op) if (((osl_pubinfo_t *)(osh))->mmbus) \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 137 | mmap_op else bus_op |
Jason Cooper | 39dcff3 | 2010-09-14 09:45:41 -0400 | [diff] [blame] | 138 | #define SELECT_BUS_READ(osh, mmap_op, bus_op) (((osl_pubinfo_t *)(osh))->mmbus) ? \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 139 | mmap_op : bus_op |
| 140 | #else |
| 141 | #define SELECT_BUS_WRITE(osh, mmap_op, bus_op) mmap_op |
| 142 | #define SELECT_BUS_READ(osh, mmap_op, bus_op) mmap_op |
| 143 | #endif |
| 144 | |
| 145 | #define OSL_ERROR(bcmerror) osl_error(bcmerror) |
| 146 | extern int osl_error(int bcmerror); |
| 147 | |
| 148 | /* the largest reasonable packet buffer driver uses for ethernet MTU in bytes */ |
| 149 | #define PKTBUFSZ 2048 /* largest reasonable packet buffer, driver uses for ethernet MTU */ |
| 150 | |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 151 | #define OSL_SYSUPTIME() ((u32)jiffies * (1000 / HZ)) |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 152 | #define printf(fmt, args...) printk(fmt , ## args) |
Brett Rudley | 3327989 | 2010-10-01 18:03:27 -0700 | [diff] [blame] | 153 | #ifdef BRCM_FULLMAC |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 154 | #include <linux/kernel.h> /* for vsn/printf's */ |
| 155 | #include <linux/string.h> /* for mem*, str* */ |
Brett Rudley | 3327989 | 2010-10-01 18:03:27 -0700 | [diff] [blame] | 156 | #endif |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 157 | /* bcopy's: Linux kernel doesn't provide these (anymore) */ |
| 158 | #define bcopy(src, dst, len) memcpy((dst), (src), (len)) |
| 159 | #define bcmp(b1, b2, len) memcmp((b1), (b2), (len)) |
| 160 | #define bzero(b, len) memset((b), '\0', (len)) |
| 161 | |
| 162 | /* register access macros */ |
| 163 | #if defined(OSLREGOPS) |
| 164 | #else |
| 165 | #ifndef IL_BIGENDIAN |
| 166 | #ifndef __mips__ |
| 167 | #define R_REG(osh, r) (\ |
Greg Kroah-Hartman | de9bca6 | 2010-10-05 10:23:40 -0700 | [diff] [blame] | 168 | SELECT_BUS_READ(osh, sizeof(*(r)) == sizeof(u8) ? readb((volatile u8*)(r)) : \ |
Greg Kroah-Hartman | 7d4df48 | 2010-10-07 17:04:47 -0700 | [diff] [blame] | 169 | sizeof(*(r)) == sizeof(u16) ? readw((volatile u16*)(r)) : \ |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 170 | readl((volatile u32*)(r)), OSL_READ_REG(osh, r)) \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 171 | ) |
| 172 | #else /* __mips__ */ |
| 173 | #define R_REG(osh, r) (\ |
| 174 | SELECT_BUS_READ(osh, \ |
| 175 | ({ \ |
| 176 | __typeof(*(r)) __osl_v; \ |
| 177 | __asm__ __volatile__("sync"); \ |
| 178 | switch (sizeof(*(r))) { \ |
Greg Kroah-Hartman | de9bca6 | 2010-10-05 10:23:40 -0700 | [diff] [blame] | 179 | case sizeof(u8): \ |
| 180 | __osl_v = readb((volatile u8*)(r)); \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 181 | break; \ |
Greg Kroah-Hartman | 7d4df48 | 2010-10-07 17:04:47 -0700 | [diff] [blame] | 182 | case sizeof(u16): \ |
| 183 | __osl_v = readw((volatile u16*)(r)); \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 184 | break; \ |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 185 | case sizeof(u32): \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 186 | __osl_v = \ |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 187 | readl((volatile u32*)(r)); \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 188 | break; \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 189 | } \ |
| 190 | __asm__ __volatile__("sync"); \ |
| 191 | __osl_v; \ |
| 192 | }), \ |
| 193 | ({ \ |
| 194 | __typeof(*(r)) __osl_v; \ |
| 195 | __asm__ __volatile__("sync"); \ |
| 196 | __osl_v = OSL_READ_REG(osh, r); \ |
| 197 | __asm__ __volatile__("sync"); \ |
| 198 | __osl_v; \ |
| 199 | })) \ |
| 200 | ) |
| 201 | #endif /* __mips__ */ |
| 202 | |
| 203 | #define W_REG(osh, r, v) do { \ |
| 204 | SELECT_BUS_WRITE(osh, \ |
| 205 | switch (sizeof(*(r))) { \ |
Greg Kroah-Hartman | de9bca6 | 2010-10-05 10:23:40 -0700 | [diff] [blame] | 206 | case sizeof(u8): \ |
| 207 | writeb((u8)(v), (volatile u8*)(r)); break; \ |
Greg Kroah-Hartman | 7d4df48 | 2010-10-07 17:04:47 -0700 | [diff] [blame] | 208 | case sizeof(u16): \ |
| 209 | writew((u16)(v), (volatile u16*)(r)); break; \ |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 210 | case sizeof(u32): \ |
| 211 | writel((u32)(v), (volatile u32*)(r)); break; \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 212 | }, \ |
| 213 | (OSL_WRITE_REG(osh, r, v))); \ |
| 214 | } while (0) |
| 215 | #else /* IL_BIGENDIAN */ |
| 216 | #define R_REG(osh, r) (\ |
| 217 | SELECT_BUS_READ(osh, \ |
| 218 | ({ \ |
| 219 | __typeof(*(r)) __osl_v; \ |
| 220 | switch (sizeof(*(r))) { \ |
Greg Kroah-Hartman | de9bca6 | 2010-10-05 10:23:40 -0700 | [diff] [blame] | 221 | case sizeof(u8): \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 222 | __osl_v = \ |
Greg Kroah-Hartman | 3acf41c | 2010-10-12 13:18:17 -0700 | [diff] [blame] | 223 | readb((volatile u8*)((r)^3)); \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 224 | break; \ |
Greg Kroah-Hartman | 7d4df48 | 2010-10-07 17:04:47 -0700 | [diff] [blame] | 225 | case sizeof(u16): \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 226 | __osl_v = \ |
Greg Kroah-Hartman | 3acf41c | 2010-10-12 13:18:17 -0700 | [diff] [blame] | 227 | readw((volatile u16*)((r)^2)); \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 228 | break; \ |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 229 | case sizeof(u32): \ |
| 230 | __osl_v = readl((volatile u32*)(r)); \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 231 | break; \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 232 | } \ |
| 233 | __osl_v; \ |
| 234 | }), \ |
| 235 | OSL_READ_REG(osh, r)) \ |
| 236 | ) |
| 237 | #define W_REG(osh, r, v) do { \ |
| 238 | SELECT_BUS_WRITE(osh, \ |
| 239 | switch (sizeof(*(r))) { \ |
Greg Kroah-Hartman | de9bca6 | 2010-10-05 10:23:40 -0700 | [diff] [blame] | 240 | case sizeof(u8): \ |
| 241 | writeb((u8)(v), \ |
Greg Kroah-Hartman | 3acf41c | 2010-10-12 13:18:17 -0700 | [diff] [blame] | 242 | (volatile u8*)((r)^3)); break; \ |
Greg Kroah-Hartman | 7d4df48 | 2010-10-07 17:04:47 -0700 | [diff] [blame] | 243 | case sizeof(u16): \ |
| 244 | writew((u16)(v), \ |
Greg Kroah-Hartman | 3acf41c | 2010-10-12 13:18:17 -0700 | [diff] [blame] | 245 | (volatile u16*)((r)^2)); break; \ |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 246 | case sizeof(u32): \ |
| 247 | writel((u32)(v), \ |
| 248 | (volatile u32*)(r)); break; \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 249 | }, \ |
| 250 | (OSL_WRITE_REG(osh, r, v))); \ |
| 251 | } while (0) |
| 252 | #endif /* IL_BIGENDIAN */ |
| 253 | |
| 254 | #endif /* OSLREGOPS */ |
| 255 | |
| 256 | #define AND_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) & (v)) |
| 257 | #define OR_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) | (v)) |
| 258 | |
| 259 | /* bcopy, bcmp, and bzero functions */ |
| 260 | #define bcopy(src, dst, len) memcpy((dst), (src), (len)) |
| 261 | #define bcmp(b1, b2, len) memcmp((b1), (b2), (len)) |
| 262 | #define bzero(b, len) memset((b), '\0', (len)) |
| 263 | |
| 264 | /* uncached/cached virtual address */ |
| 265 | #ifdef __mips__ |
| 266 | #include <asm/addrspace.h> |
| 267 | #define OSL_UNCACHED(va) ((void *)KSEG1ADDR((va))) |
| 268 | #define OSL_CACHED(va) ((void *)KSEG0ADDR((va))) |
| 269 | #else |
| 270 | #define OSL_UNCACHED(va) ((void *)va) |
| 271 | #define OSL_CACHED(va) ((void *)va) |
| 272 | #endif /* mips */ |
| 273 | |
| 274 | #if defined(mips) |
| 275 | #define OSL_GETCYCLES(x) ((x) = read_c0_count() * 2) |
| 276 | #elif defined(__i386__) |
| 277 | #define OSL_GETCYCLES(x) rdtscl((x)) |
| 278 | #else |
| 279 | #define OSL_GETCYCLES(x) ((x) = 0) |
| 280 | #endif /* defined(mips) */ |
| 281 | |
| 282 | /* dereference an address that may cause a bus exception */ |
| 283 | #ifdef mips |
| 284 | #define BUSPROBE(val, addr) get_dbe((val), (addr)) |
| 285 | #include <asm/paccess.h> |
| 286 | #else |
| 287 | #define BUSPROBE(val, addr) ({ (val) = R_REG(NULL, (addr)); 0; }) |
| 288 | #endif /* mips */ |
| 289 | |
| 290 | /* map/unmap physical to virtual I/O */ |
| 291 | #if !defined(CONFIG_MMC_MSM7X00A) |
| 292 | #define REG_MAP(pa, size) ioremap_nocache((unsigned long)(pa), (unsigned long)(size)) |
| 293 | #else |
| 294 | #define REG_MAP(pa, size) (void *)(0) |
| 295 | #endif /* !defined(CONFIG_MMC_MSM7X00A */ |
| 296 | #define REG_UNMAP(va) iounmap((va)) |
| 297 | |
Jason Cooper | 0d706ef | 2010-09-14 09:45:39 -0400 | [diff] [blame] | 298 | #define R_SM(r) (*(r)) |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 299 | #define W_SM(r, v) (*(r) = (v)) |
| 300 | #define BZERO_SM(r, len) memset((r), '\0', (len)) |
| 301 | |
Brett Rudley | 3327989 | 2010-10-01 18:03:27 -0700 | [diff] [blame] | 302 | #ifdef BRCM_FULLMAC |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 303 | #include <linuxver.h> /* use current 2.4.x calling conventions */ |
Brett Rudley | 3327989 | 2010-10-01 18:03:27 -0700 | [diff] [blame] | 304 | #endif |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 305 | |
| 306 | /* packet primitives */ |
| 307 | #define PKTGET(osh, len, send) osl_pktget((osh), (len)) |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 308 | #define PKTFREE(osh, skb, send) osl_pktfree((osh), (skb), (send)) |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 309 | #define PKTDATA(skb) (((struct sk_buff *)(skb))->data) |
| 310 | #define PKTLEN(skb) (((struct sk_buff *)(skb))->len) |
Jason Cooper | 39dcff3 | 2010-09-14 09:45:41 -0400 | [diff] [blame] | 311 | #define PKTHEADROOM(skb) (PKTDATA(skb)-(((struct sk_buff *)(skb))->head)) |
| 312 | #define PKTTAILROOM(skb) ((((struct sk_buff *)(skb))->end)-(((struct sk_buff *)(skb))->tail)) |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 313 | #define PKTNEXT(skb) (((struct sk_buff *)(skb))->next) |
| 314 | #define PKTSETNEXT(skb, x) \ |
| 315 | (((struct sk_buff *)(skb))->next = (struct sk_buff *)(x)) |
| 316 | #define PKTSETLEN(skb, len) __skb_trim((struct sk_buff *)(skb), (len)) |
| 317 | #define PKTPUSH(skb, bytes) skb_push((struct sk_buff *)(skb), (bytes)) |
| 318 | #define PKTPULL(skb, bytes) skb_pull((struct sk_buff *)(skb), (bytes)) |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 319 | #define PKTTAG(skb) ((void *)(((struct sk_buff *)(skb))->cb)) |
| 320 | #define PKTALLOCED(osh) (((osl_pubinfo_t *)(osh))->pktalloced) |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 321 | #define PKTSETPOOL(osh, skb, x, y) do {} while (0) |
Greg Kroah-Hartman | 0965ae8 | 2010-10-12 12:50:15 -0700 | [diff] [blame] | 322 | #define PKTPOOL(osh, skb) false |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 323 | extern void *osl_pktget(osl_t *osh, uint len); |
| 324 | extern void osl_pktfree(osl_t *osh, void *skb, bool send); |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 325 | |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 326 | #ifdef BRCM_FULLMAC |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 327 | extern void *osl_pktget_static(osl_t *osh, uint len); |
| 328 | extern void osl_pktfree_static(osl_t *osh, void *skb, bool send); |
| 329 | |
Greg Kroah-Hartman | 2d956e2 | 2010-10-05 09:40:02 -0700 | [diff] [blame] | 330 | static inline void * |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 331 | osl_pkt_frmnative(osl_pubinfo_t *osh, struct sk_buff *skb) |
| 332 | { |
| 333 | struct sk_buff *nskb; |
| 334 | |
| 335 | if (osh->pkttag) |
| 336 | bzero((void *)skb->cb, OSL_PKTTAG_SZ); |
| 337 | |
| 338 | for (nskb = skb; nskb; nskb = nskb->next) |
| 339 | osh->pktalloced++; |
| 340 | |
| 341 | return (void *)skb; |
| 342 | } |
| 343 | #define PKTFRMNATIVE(osh, skb) \ |
| 344 | osl_pkt_frmnative(((osl_pubinfo_t *)osh), (struct sk_buff*)(skb)) |
| 345 | |
Greg Kroah-Hartman | 2d956e2 | 2010-10-05 09:40:02 -0700 | [diff] [blame] | 346 | static inline struct sk_buff * |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 347 | osl_pkt_tonative(osl_pubinfo_t *osh, void *pkt) |
| 348 | { |
| 349 | struct sk_buff *nskb; |
| 350 | |
| 351 | if (osh->pkttag) |
| 352 | bzero(((struct sk_buff *)pkt)->cb, OSL_PKTTAG_SZ); |
| 353 | |
| 354 | for (nskb = (struct sk_buff *)pkt; nskb; nskb = nskb->next) |
| 355 | osh->pktalloced--; |
| 356 | |
| 357 | return (struct sk_buff *)pkt; |
| 358 | } |
| 359 | #define PKTTONATIVE(osh, pkt) \ |
| 360 | osl_pkt_tonative((osl_pubinfo_t *)(osh), (pkt)) |
| 361 | #else /* !BRCM_FULLMAC */ |
Jason Cooper | 0d706ef | 2010-09-14 09:45:39 -0400 | [diff] [blame] | 362 | #define PKTUNALLOC(osh) (((osl_pubinfo_t *)(osh))->pktalloced--) |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 363 | |
| 364 | #define PKTSETSKIPCT(osh, skb) |
| 365 | #define PKTCLRSKIPCT(osh, skb) |
| 366 | #define PKTSKIPCT(osh, skb) |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 367 | #endif /* BRCM_FULLMAC */ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 368 | |
Jason Cooper | 39dcff3 | 2010-09-14 09:45:41 -0400 | [diff] [blame] | 369 | #define PKTLINK(skb) (((struct sk_buff *)(skb))->prev) |
| 370 | #define PKTSETLINK(skb, x) (((struct sk_buff *)(skb))->prev = (struct sk_buff*)(x)) |
| 371 | #define PKTPRIO(skb) (((struct sk_buff *)(skb))->priority) |
| 372 | #define PKTSETPRIO(skb, x) (((struct sk_buff *)(skb))->priority = (x)) |
Greg Kroah-Hartman | 1a3bf74 | 2010-10-07 16:34:51 -0700 | [diff] [blame] | 373 | #define PKTSUMNEEDED(skb) (((struct sk_buff *)(skb))->ip_summed == CHECKSUM_PARTIAL) |
Jason Cooper | 39dcff3 | 2010-09-14 09:45:41 -0400 | [diff] [blame] | 374 | #define PKTSETSUMGOOD(skb, x) (((struct sk_buff *)(skb))->ip_summed = \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 375 | ((x) ? CHECKSUM_UNNECESSARY : CHECKSUM_NONE)) |
| 376 | /* PKTSETSUMNEEDED and PKTSUMGOOD are not possible because skb->ip_summed is overloaded */ |
Jason Cooper | 39dcff3 | 2010-09-14 09:45:41 -0400 | [diff] [blame] | 377 | #define PKTSHARED(skb) (((struct sk_buff *)(skb))->cloned) |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 378 | |
Henry Ptasinski | cf2b448 | 2010-09-20 22:33:12 -0700 | [diff] [blame] | 379 | #if defined(BCMSDIO) && !defined(BRCM_FULLMAC) |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 380 | #define RPC_READ_REG(osh, r) (\ |
Greg Kroah-Hartman | de9bca6 | 2010-10-05 10:23:40 -0700 | [diff] [blame] | 381 | sizeof(*(r)) == sizeof(u8) ? osl_readb((osh), (volatile u8*)(r)) : \ |
Greg Kroah-Hartman | 7d4df48 | 2010-10-07 17:04:47 -0700 | [diff] [blame] | 382 | sizeof(*(r)) == sizeof(u16) ? osl_readw((osh), (volatile u16*)(r)) : \ |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 383 | osl_readl((osh), (volatile u32*)(r)) \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 384 | ) |
| 385 | #define RPC_WRITE_REG(osh, r, v) do { \ |
| 386 | switch (sizeof(*(r))) { \ |
Greg Kroah-Hartman | de9bca6 | 2010-10-05 10:23:40 -0700 | [diff] [blame] | 387 | case sizeof(u8): \ |
| 388 | osl_writeb((osh), (volatile u8*)(r), (u8)(v)); \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 389 | break; \ |
Greg Kroah-Hartman | 7d4df48 | 2010-10-07 17:04:47 -0700 | [diff] [blame] | 390 | case sizeof(u16): \ |
| 391 | osl_writew((osh), (volatile u16*)(r), (u16)(v)); \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 392 | break; \ |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 393 | case sizeof(u32): \ |
| 394 | osl_writel((osh), (volatile u32*)(r), (u32)(v)); \ |
Jason Cooper | 6214582 | 2010-09-14 09:45:34 -0400 | [diff] [blame] | 395 | break; \ |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 396 | } \ |
| 397 | } while (0) |
| 398 | |
Greg Kroah-Hartman | de9bca6 | 2010-10-05 10:23:40 -0700 | [diff] [blame] | 399 | extern u8 osl_readb(osl_t *osh, volatile u8 *r); |
Greg Kroah-Hartman | 7d4df48 | 2010-10-07 17:04:47 -0700 | [diff] [blame] | 400 | extern u16 osl_readw(osl_t *osh, volatile u16 *r); |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 401 | extern u32 osl_readl(osl_t *osh, volatile u32 *r); |
Greg Kroah-Hartman | de9bca6 | 2010-10-05 10:23:40 -0700 | [diff] [blame] | 402 | extern void osl_writeb(osl_t *osh, volatile u8 *r, u8 v); |
Greg Kroah-Hartman | 7d4df48 | 2010-10-07 17:04:47 -0700 | [diff] [blame] | 403 | extern void osl_writew(osl_t *osh, volatile u16 *r, u16 v); |
Greg Kroah-Hartman | 66cbd3a | 2010-10-08 11:05:47 -0700 | [diff] [blame] | 404 | extern void osl_writel(osl_t *osh, volatile u32 *r, u32 v); |
Henry Ptasinski | a9533e7 | 2010-09-08 21:04:42 -0700 | [diff] [blame] | 405 | #endif /* BCMSDIO */ |
| 406 | |
| 407 | #endif /* _linux_osl_h_ */ |