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Diffstat (limited to 'drivers/net/wireless/bcm4329/include/linux_osl.h')
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diff --git a/drivers/net/wireless/bcm4329/include/linux_osl.h b/drivers/net/wireless/bcm4329/include/linux_osl.h
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+++ b/drivers/net/wireless/bcm4329/include/linux_osl.h
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1/*
2 * Linux OS Independent Layer
3 *
4 * Copyright (C) 1999-2010, Broadcom Corporation
5 *
6 * Unless you and Broadcom execute a separate written software license
7 * agreement governing use of this software, this software is licensed to you
8 * under the terms of the GNU General Public License version 2 (the "GPL"),
9 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
10 * following added to such license:
11 *
12 * As a special exception, the copyright holders of this software give you
13 * permission to link this software with independent modules, and to copy and
14 * distribute the resulting executable under terms of your choice, provided that
15 * you also meet, for each linked independent module, the terms and conditions of
16 * the license of that module. An independent module is a module which is not
17 * derived from this software. The special exception does not apply to any
18 * modifications of the software.
19 *
20 * Notwithstanding the above, under no circumstances may you combine this
21 * software in any way with any other Broadcom software provided under a license
22 * other than the GPL, without Broadcom's express prior written consent.
23 *
24 * $Id: linux_osl.h,v 13.131.30.8 2010/04/26 05:42:18 Exp $
25 */
26
27
28#ifndef _linux_osl_h_
29#define _linux_osl_h_
30
31#include <typedefs.h>
32
33
34#include <linuxver.h>
35
36
37#ifdef __GNUC__
38#define GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
39#if GCC_VERSION > 30100
40#define ASSERT(exp) do {} while (0)
41#else
42
43#define ASSERT(exp)
44#endif
45#endif
46
47
48#define OSL_DELAY(usec) osl_delay(usec)
49extern void osl_delay(uint usec);
50
51
52
53#define OSL_PCMCIA_READ_ATTR(osh, offset, buf, size) \
54 osl_pcmcia_read_attr((osh), (offset), (buf), (size))
55#define OSL_PCMCIA_WRITE_ATTR(osh, offset, buf, size) \
56 osl_pcmcia_write_attr((osh), (offset), (buf), (size))
57extern void osl_pcmcia_read_attr(osl_t *osh, uint offset, void *buf, int size);
58extern void osl_pcmcia_write_attr(osl_t *osh, uint offset, void *buf, int size);
59
60
61#define OSL_PCI_READ_CONFIG(osh, offset, size) \
62 osl_pci_read_config((osh), (offset), (size))
63#define OSL_PCI_WRITE_CONFIG(osh, offset, size, val) \
64 osl_pci_write_config((osh), (offset), (size), (val))
65extern uint32 osl_pci_read_config(osl_t *osh, uint offset, uint size);
66extern void osl_pci_write_config(osl_t *osh, uint offset, uint size, uint val);
67
68
69#define OSL_PCI_BUS(osh) osl_pci_bus(osh)
70#define OSL_PCI_SLOT(osh) osl_pci_slot(osh)
71extern uint osl_pci_bus(osl_t *osh);
72extern uint osl_pci_slot(osl_t *osh);
73
74
75typedef struct {
76 bool pkttag;
77 uint pktalloced;
78 bool mmbus;
79 pktfree_cb_fn_t tx_fn;
80 void *tx_ctx;
81} osl_pubinfo_t;
82
83
84extern osl_t *osl_attach(void *pdev, uint bustype, bool pkttag);
85extern void osl_detach(osl_t *osh);
86
87#define PKTFREESETCB(osh, _tx_fn, _tx_ctx) \
88 do { \
89 ((osl_pubinfo_t*)osh)->tx_fn = _tx_fn; \
90 ((osl_pubinfo_t*)osh)->tx_ctx = _tx_ctx; \
91 } while (0)
92
93
94#define BUS_SWAP32(v) (v)
95
96
97#define MALLOC(osh, size) osl_malloc((osh), (size))
98#define MFREE(osh, addr, size) osl_mfree((osh), (addr), (size))
99#define MALLOCED(osh) osl_malloced((osh))
100
101
102#define MALLOC_FAILED(osh) osl_malloc_failed((osh))
103
104extern void *osl_malloc(osl_t *osh, uint size);
105extern void osl_mfree(osl_t *osh, void *addr, uint size);
106extern uint osl_malloced(osl_t *osh);
107extern uint osl_malloc_failed(osl_t *osh);
108
109
110#define DMA_CONSISTENT_ALIGN PAGE_SIZE
111#define DMA_ALLOC_CONSISTENT(osh, size, pap, dmah, alignbits) \
112 osl_dma_alloc_consistent((osh), (size), (pap))
113#define DMA_FREE_CONSISTENT(osh, va, size, pa, dmah) \
114 osl_dma_free_consistent((osh), (void*)(va), (size), (pa))
115extern void *osl_dma_alloc_consistent(osl_t *osh, uint size, ulong *pap);
116extern void osl_dma_free_consistent(osl_t *osh, void *va, uint size, ulong pa);
117
118
119#define DMA_TX 1
120#define DMA_RX 2
121
122
123#define DMA_MAP(osh, va, size, direction, p, dmah) \
124 osl_dma_map((osh), (va), (size), (direction))
125#define DMA_UNMAP(osh, pa, size, direction, p, dmah) \
126 osl_dma_unmap((osh), (pa), (size), (direction))
127extern uint osl_dma_map(osl_t *osh, void *va, uint size, int direction);
128extern void osl_dma_unmap(osl_t *osh, uint pa, uint size, int direction);
129
130
131#define OSL_DMADDRWIDTH(osh, addrwidth) do {} while (0)
132
133
134#include <bcmsdh.h>
135#define OSL_WRITE_REG(osh, r, v) (bcmsdh_reg_write(NULL, (uintptr)(r), sizeof(*(r)), (v)))
136#define OSL_READ_REG(osh, r) (bcmsdh_reg_read(NULL, (uintptr)(r), sizeof(*(r))))
137
138#define SELECT_BUS_WRITE(osh, mmap_op, bus_op) if (((osl_pubinfo_t*)(osh))->mmbus) \
139 mmap_op else bus_op
140#define SELECT_BUS_READ(osh, mmap_op, bus_op) (((osl_pubinfo_t*)(osh))->mmbus) ? \
141 mmap_op : bus_op
142
143
144
145
146#ifndef printf
147#define printf(fmt, args...) printk(fmt, ## args)
148#endif
149#include <linux/kernel.h>
150#include <linux/string.h>
151
152
153#ifndef IL_BIGENDIAN
154#define R_REG(osh, r) (\
155 SELECT_BUS_READ(osh, sizeof(*(r)) == sizeof(uint8) ? readb((volatile uint8*)(r)) : \
156 sizeof(*(r)) == sizeof(uint16) ? readw((volatile uint16*)(r)) : \
157 readl((volatile uint32*)(r)), OSL_READ_REG(osh, r)) \
158)
159#define W_REG(osh, r, v) do { \
160 SELECT_BUS_WRITE(osh, \
161 switch (sizeof(*(r))) { \
162 case sizeof(uint8): writeb((uint8)(v), (volatile uint8*)(r)); break; \
163 case sizeof(uint16): writew((uint16)(v), (volatile uint16*)(r)); break; \
164 case sizeof(uint32): writel((uint32)(v), (volatile uint32*)(r)); break; \
165 }, \
166 (OSL_WRITE_REG(osh, r, v))); \
167 } while (0)
168#else
169#define R_REG(osh, r) (\
170 SELECT_BUS_READ(osh, \
171 ({ \
172 __typeof(*(r)) __osl_v; \
173 switch (sizeof(*(r))) { \
174 case sizeof(uint8): __osl_v = \
175 readb((volatile uint8*)((uintptr)(r)^3)); break; \
176 case sizeof(uint16): __osl_v = \
177 readw((volatile uint16*)((uintptr)(r)^2)); break; \
178 case sizeof(uint32): __osl_v = \
179 readl((volatile uint32*)(r)); break; \
180 } \
181 __osl_v; \
182 }), \
183 OSL_READ_REG(osh, r)) \
184)
185#define W_REG(osh, r, v) do { \
186 SELECT_BUS_WRITE(osh, \
187 switch (sizeof(*(r))) { \
188 case sizeof(uint8): writeb((uint8)(v), \
189 (volatile uint8*)((uintptr)(r)^3)); break; \
190 case sizeof(uint16): writew((uint16)(v), \
191 (volatile uint16*)((uintptr)(r)^2)); break; \
192 case sizeof(uint32): writel((uint32)(v), \
193 (volatile uint32*)(r)); break; \
194 }, \
195 (OSL_WRITE_REG(osh, r, v))); \
196 } while (0)
197#endif
198
199#define AND_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) & (v))
200#define OR_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) | (v))
201
202
203#define bcopy(src, dst, len) memcpy((dst), (src), (len))
204#define bcmp(b1, b2, len) memcmp((b1), (b2), (len))
205#define bzero(b, len) memset((b), '\0', (len))
206
207
208#define OSL_UNCACHED(va) ((void*)va)
209
210
211#if defined(__i386__)
212#define OSL_GETCYCLES(x) rdtscl((x))
213#else
214#define OSL_GETCYCLES(x) ((x) = 0)
215#endif
216
217
218#define BUSPROBE(val, addr) ({ (val) = R_REG(NULL, (addr)); 0; })
219
220
221#if !defined(CONFIG_MMC_MSM7X00A)
222#define REG_MAP(pa, size) ioremap_nocache((unsigned long)(pa), (unsigned long)(size))
223#else
224#define REG_MAP(pa, size) (void *)(0)
225#endif
226#define REG_UNMAP(va) iounmap((va))
227
228
229#define R_SM(r) *(r)
230#define W_SM(r, v) (*(r) = (v))
231#define BZERO_SM(r, len) memset((r), '\0', (len))
232
233
234#define PKTGET(osh, len, send) osl_pktget((osh), (len))
235#define PKTFREE(osh, skb, send) osl_pktfree((osh), (skb), (send))
236#ifdef DHD_USE_STATIC_BUF
237#define PKTGET_STATIC(osh, len, send) osl_pktget_static((osh), (len))
238#define PKTFREE_STATIC(osh, skb, send) osl_pktfree_static((osh), (skb), (send))
239#endif
240#define PKTDATA(osh, skb) (((struct sk_buff*)(skb))->data)
241#define PKTLEN(osh, skb) (((struct sk_buff*)(skb))->len)
242#define PKTHEADROOM(osh, skb) (PKTDATA(osh, skb)-(((struct sk_buff*)(skb))->head))
243#define PKTTAILROOM(osh, skb) ((((struct sk_buff*)(skb))->end)-(((struct sk_buff*)(skb))->tail))
244#define PKTNEXT(osh, skb) (((struct sk_buff*)(skb))->next)
245#define PKTSETNEXT(osh, skb, x) (((struct sk_buff*)(skb))->next = (struct sk_buff*)(x))
246#define PKTSETLEN(osh, skb, len) __skb_trim((struct sk_buff*)(skb), (len))
247#define PKTPUSH(osh, skb, bytes) skb_push((struct sk_buff*)(skb), (bytes))
248#define PKTPULL(osh, skb, bytes) skb_pull((struct sk_buff*)(skb), (bytes))
249#define PKTDUP(osh, skb) osl_pktdup((osh), (skb))
250#define PKTTAG(skb) ((void*)(((struct sk_buff*)(skb))->cb))
251#define PKTALLOCED(osh) ((osl_pubinfo_t *)(osh))->pktalloced
252#define PKTSETPOOL(osh, skb, x, y) do {} while (0)
253#define PKTPOOL(osh, skb) FALSE
254#define PKTPOOLLEN(osh, pktp) (0)
255#define PKTPOOLAVAIL(osh, pktp) (0)
256#define PKTPOOLADD(osh, pktp, p) BCME_ERROR
257#define PKTPOOLGET(osh, pktp) NULL
258#define PKTLIST_DUMP(osh, buf)
259
260extern void *osl_pktget(osl_t *osh, uint len);
261extern void osl_pktfree(osl_t *osh, void *skb, bool send);
262extern void *osl_pktget_static(osl_t *osh, uint len);
263extern void osl_pktfree_static(osl_t *osh, void *skb, bool send);
264extern void *osl_pktdup(osl_t *osh, void *skb);
265
266
267
268static INLINE void *
269osl_pkt_frmnative(osl_pubinfo_t *osh, struct sk_buff *skb)
270{
271 struct sk_buff *nskb;
272
273 if (osh->pkttag)
274 bzero((void*)skb->cb, OSL_PKTTAG_SZ);
275
276
277 for (nskb = skb; nskb; nskb = nskb->next) {
278 osh->pktalloced++;
279 }
280
281 return (void *)skb;
282}
283#define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative(((osl_pubinfo_t *)osh), (struct sk_buff*)(skb))
284
285
286static INLINE struct sk_buff *
287osl_pkt_tonative(osl_pubinfo_t *osh, void *pkt)
288{
289 struct sk_buff *nskb;
290
291 if (osh->pkttag)
292 bzero(((struct sk_buff*)pkt)->cb, OSL_PKTTAG_SZ);
293
294
295 for (nskb = (struct sk_buff *)pkt; nskb; nskb = nskb->next) {
296 osh->pktalloced--;
297 }
298
299 return (struct sk_buff *)pkt;
300}
301#define PKTTONATIVE(osh, pkt) osl_pkt_tonative((osl_pubinfo_t *)(osh), (pkt))
302
303#define PKTLINK(skb) (((struct sk_buff*)(skb))->prev)
304#define PKTSETLINK(skb, x) (((struct sk_buff*)(skb))->prev = (struct sk_buff*)(x))
305#define PKTPRIO(skb) (((struct sk_buff*)(skb))->priority)
306#define PKTSETPRIO(skb, x) (((struct sk_buff*)(skb))->priority = (x))
307#define PKTSUMNEEDED(skb) (((struct sk_buff*)(skb))->ip_summed == CHECKSUM_HW)
308#define PKTSETSUMGOOD(skb, x) (((struct sk_buff*)(skb))->ip_summed = \
309 ((x) ? CHECKSUM_UNNECESSARY : CHECKSUM_NONE))
310
311#define PKTSHARED(skb) (((struct sk_buff*)(skb))->cloned)
312
313
314#define OSL_ERROR(bcmerror) osl_error(bcmerror)
315extern int osl_error(int bcmerror);
316
317
318#define PKTBUFSZ 2048
319
320
321#define OSL_SYSUPTIME() ((uint32)jiffies * (1000 / HZ))
322#endif
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