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diff --git a/drivers/net/wireless/bcmdhd/dhd.h b/drivers/net/wireless/bcmdhd/dhd.h
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1/*
2 * Header file describing the internal (inter-module) DHD interfaces.
3 *
4 * Provides type definitions and function prototypes used to link the
5 * DHD OS, bus, and protocol modules.
6 *
7 * Copyright (C) 1999-2011, Broadcom Corporation
8 *
9 * Unless you and Broadcom execute a separate written software license
10 * agreement governing use of this software, this software is licensed to you
11 * under the terms of the GNU General Public License version 2 (the "GPL"),
12 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
13 * following added to such license:
14 *
15 * As a special exception, the copyright holders of this software give you
16 * permission to link this software with independent modules, and to copy and
17 * distribute the resulting executable under terms of your choice, provided that
18 * you also meet, for each linked independent module, the terms and conditions of
19 * the license of that module. An independent module is a module which is not
20 * derived from this software. The special exception does not apply to any
21 * modifications of the software.
22 *
23 * Notwithstanding the above, under no circumstances may you combine this
24 * software in any way with any other Broadcom software provided under a license
25 * other than the GPL, without Broadcom's express prior written consent.
26 *
27 * $Id: dhd.h 290844 2011-10-20 08:54:39Z $
28 */
29
30/****************
31 * Common types *
32 */
33
34#ifndef _dhd_h_
35#define _dhd_h_
36
37#if defined(CHROMIUMOS_COMPAT_WIRELESS)
38#include <linux/sched.h>
39#endif
40#include <linux/init.h>
41#include <linux/kernel.h>
42#include <linux/slab.h>
43#include <linux/skbuff.h>
44#include <linux/netdevice.h>
45#include <linux/etherdevice.h>
46#include <linux/random.h>
47#include <linux/spinlock.h>
48#include <linux/ethtool.h>
49#include <asm/uaccess.h>
50#include <asm/unaligned.h>
51#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined(CONFIG_HAS_WAKELOCK)
52#include <linux/wakelock.h>
53#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined (CONFIG_HAS_WAKELOCK) */
54/* The kernel threading is sdio-specific */
55struct task_struct;
56struct sched_param;
57int setScheduler(struct task_struct *p, int policy, struct sched_param *param);
58
59#define ALL_INTERFACES 0xff
60
61#include <wlioctl.h>
62
63
64/* Forward decls */
65struct dhd_bus;
66struct dhd_prot;
67struct dhd_info;
68struct dhd_cmn;
69
70/* The level of bus communication with the dongle */
71enum dhd_bus_state {
72 DHD_BUS_DOWN, /* Not ready for frame transfers */
73 DHD_BUS_LOAD, /* Download access only (CPU reset) */
74 DHD_BUS_DATA /* Ready for frame transfers */
75};
76
77/* Firmware requested operation mode */
78#define STA_MASK 0x0001
79#define HOSTAPD_MASK 0x0002
80#define WFD_MASK 0x0004
81#define SOFTAP_FW_MASK 0x0008
82
83/* max sequential rxcntl timeouts to set HANG event */
84#define MAX_CNTL_TIMEOUT 2
85
86enum dhd_bus_wake_state {
87 WAKE_LOCK_OFF,
88 WAKE_LOCK_PRIV,
89 WAKE_LOCK_DPC,
90 WAKE_LOCK_IOCTL,
91 WAKE_LOCK_DOWNLOAD,
92 WAKE_LOCK_TMOUT,
93 WAKE_LOCK_WATCHDOG,
94 WAKE_LOCK_LINK_DOWN_TMOUT,
95 WAKE_LOCK_PNO_FIND_TMOUT,
96 WAKE_LOCK_SOFTAP_SET,
97 WAKE_LOCK_SOFTAP_STOP,
98 WAKE_LOCK_SOFTAP_START,
99 WAKE_LOCK_SOFTAP_THREAD,
100 WAKE_LOCK_MAX
101};
102
103enum dhd_prealloc_index {
104 DHD_PREALLOC_PROT = 0,
105 DHD_PREALLOC_RXBUF,
106 DHD_PREALLOC_DATABUF,
107 DHD_PREALLOC_OSL_BUF
108};
109
110typedef enum {
111 DHD_IF_NONE = 0,
112 DHD_IF_ADD,
113 DHD_IF_DEL,
114 DHD_IF_CHANGE,
115 DHD_IF_DELETING
116} dhd_if_state_t;
117
118
119#if defined(DHD_USE_STATIC_BUF)
120
121uint8* dhd_os_prealloc(void *osh, int section, uint size);
122void dhd_os_prefree(void *osh, void *addr, uint size);
123#define DHD_OS_PREALLOC(osh, section, size) dhd_os_prealloc(osh, section, size)
124#define DHD_OS_PREFREE(osh, addr, size) dhd_os_prefree(osh, addr, size)
125
126#else
127
128#define DHD_OS_PREALLOC(osh, section, size) MALLOC(osh, size)
129#define DHD_OS_PREFREE(osh, addr, size) MFREE(osh, addr, size)
130
131#endif /* defined(DHD_USE_STATIC_BUF) */
132
133/* Packet alignment for most efficient SDIO (can change based on platform) */
134#ifndef DHD_SDALIGN
135#define DHD_SDALIGN 32
136#endif
137
138/* Common structure for module and instance linkage */
139typedef struct dhd_pub {
140 /* Linkage ponters */
141 osl_t *osh; /* OSL handle */
142 struct dhd_bus *bus; /* Bus module handle */
143 struct dhd_prot *prot; /* Protocol module handle */
144 struct dhd_info *info; /* Info module handle */
145 struct dhd_cmn *cmn; /* dhd_common module handle */
146
147 /* Internal dhd items */
148 bool up; /* Driver up/down (to OS) */
149 bool txoff; /* Transmit flow-controlled */
150 bool dongle_reset; /* TRUE = DEVRESET put dongle into reset */
151 enum dhd_bus_state busstate;
152 uint hdrlen; /* Total DHD header length (proto + bus) */
153 uint maxctl; /* Max size rxctl request from proto to bus */
154 uint rxsz; /* Rx buffer size bus module should use */
155 uint8 wme_dp; /* wme discard priority */
156
157 /* Dongle media info */
158 bool iswl; /* Dongle-resident driver is wl */
159 ulong drv_version; /* Version of dongle-resident driver */
160 struct ether_addr mac; /* MAC address obtained from dongle */
161 dngl_stats_t dstats; /* Stats for dongle-based data */
162
163 /* Additional stats for the bus level */
164 ulong tx_packets; /* Data packets sent to dongle */
165 ulong tx_multicast; /* Multicast data packets sent to dongle */
166 ulong tx_errors; /* Errors in sending data to dongle */
167 ulong tx_ctlpkts; /* Control packets sent to dongle */
168 ulong tx_ctlerrs; /* Errors sending control frames to dongle */
169 ulong rx_packets; /* Packets sent up the network interface */
170 ulong rx_multicast; /* Multicast packets sent up the network interface */
171 ulong rx_errors; /* Errors processing rx data packets */
172 ulong rx_ctlpkts; /* Control frames processed from dongle */
173 ulong rx_ctlerrs; /* Errors in processing rx control frames */
174 ulong rx_dropped; /* Packets dropped locally (no memory) */
175 ulong rx_flushed; /* Packets flushed due to unscheduled sendup thread */
176 ulong wd_dpc_sched; /* Number of times dhd dpc scheduled by watchdog timer */
177
178 ulong rx_readahead_cnt; /* Number of packets where header read-ahead was used. */
179 ulong tx_realloc; /* Number of tx packets we had to realloc for headroom */
180 ulong fc_packets; /* Number of flow control pkts recvd */
181
182 /* Last error return */
183 int bcmerror;
184 uint tickcnt;
185
186 /* Last error from dongle */
187 int dongle_error;
188
189 /* Suspend disable flag and "in suspend" flag */
190 int suspend_disable_flag; /* "1" to disable all extra powersaving during suspend */
191 int in_suspend; /* flag set to 1 when early suspend called */
192#ifdef PNO_SUPPORT
193 int pno_enable; /* pno status : "1" is pno enable */
194#endif /* PNO_SUPPORT */
195 int dtim_skip; /* dtim skip , default 0 means wake each dtim */
196
197 /* Pkt filter defination */
198 char * pktfilter[100];
199 int pktfilter_count;
200
201 wl_country_t dhd_cspec; /* Current Locale info */
202 char eventmask[WL_EVENTING_MASK_LEN];
203 int op_mode; /* STA, HostAPD, WFD, SoftAP */
204
205#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined(CONFIG_HAS_WAKELOCK)
206 struct wake_lock wakelock[WAKE_LOCK_MAX];
207#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined (CONFIG_HAS_WAKELOCK) */
208#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) && 1
209 struct mutex wl_start_stop_lock; /* lock/unlock for Android start/stop */
210 struct mutex wl_softap_lock; /* lock/unlock for any SoftAP/STA settings */
211#endif
212
213 uint16 maxdatablks;
214#ifdef PROP_TXSTATUS
215 int wlfc_enabled;
216 void* wlfc_state;
217#endif
218 bool dongle_isolation;
219 int hang_was_sent;
220 int rxcnt_timeout; /* counter rxcnt timeout to send HANG */
221 int txcnt_timeout; /* counter txcnt timeout to send HANG */
222#ifdef WLMEDIA_HTSF
223 uint8 htsfdlystat_sz; /* Size of delay stats, max 255B */
224#endif
225} dhd_pub_t;
226
227typedef struct dhd_cmn {
228 osl_t *osh; /* OSL handle */
229 dhd_pub_t *dhd;
230} dhd_cmn_t;
231
232
233 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined(CONFIG_PM_SLEEP)
234
235 #define DHD_PM_RESUME_WAIT_INIT(a) DECLARE_WAIT_QUEUE_HEAD(a);
236 #define _DHD_PM_RESUME_WAIT(a, b) do {\
237 int retry = 0; \
238 SMP_RD_BARRIER_DEPENDS(); \
239 while (dhd_mmc_suspend && retry++ != b) { \
240 SMP_RD_BARRIER_DEPENDS(); \
241 wait_event_interruptible_timeout(a, !dhd_mmc_suspend, HZ/100); \
242 } \
243 } while (0)
244 #define DHD_PM_RESUME_WAIT(a) _DHD_PM_RESUME_WAIT(a, 200)
245 #define DHD_PM_RESUME_WAIT_FOREVER(a) _DHD_PM_RESUME_WAIT(a, ~0)
246 #define DHD_PM_RESUME_RETURN_ERROR(a) do { if (dhd_mmc_suspend) return a; } while (0)
247 #define DHD_PM_RESUME_RETURN do { if (dhd_mmc_suspend) return; } while (0)
248
249 #define DHD_SPINWAIT_SLEEP_INIT(a) DECLARE_WAIT_QUEUE_HEAD(a);
250 #define SPINWAIT_SLEEP(a, exp, us) do { \
251 uint countdown = (us) + 9999; \
252 while ((exp) && (countdown >= 10000)) { \
253 wait_event_interruptible_timeout(a, FALSE, HZ/100); \
254 countdown -= 10000; \
255 } \
256 } while (0)
257
258 #else
259
260 #define DHD_PM_RESUME_WAIT_INIT(a)
261 #define DHD_PM_RESUME_WAIT(a)
262 #define DHD_PM_RESUME_WAIT_FOREVER(a)
263 #define DHD_PM_RESUME_RETURN_ERROR(a)
264 #define DHD_PM_RESUME_RETURN
265
266 #define DHD_SPINWAIT_SLEEP_INIT(a)
267 #define SPINWAIT_SLEEP(a, exp, us) do { \
268 uint countdown = (us) + 9; \
269 while ((exp) && (countdown >= 10)) { \
270 OSL_DELAY(10); \
271 countdown -= 10; \
272 } \
273 } while (0)
274
275 #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined(CONFIG_PM_SLEEP) */
276#ifndef DHDTHREAD
277#undef SPINWAIT_SLEEP
278#define SPINWAIT_SLEEP(a, exp, us) SPINWAIT(exp, us)
279#endif /* DHDTHREAD */
280#define DHD_IF_VIF 0x01 /* Virtual IF (Hidden from user) */
281
282unsigned long dhd_os_spin_lock(dhd_pub_t *pub);
283void dhd_os_spin_unlock(dhd_pub_t *pub, unsigned long flags);
284
285/* Wakelock Functions */
286extern int dhd_os_wake_lock(dhd_pub_t *pub);
287extern int dhd_os_wake_unlock(dhd_pub_t *pub);
288extern int dhd_os_wake_lock_timeout(dhd_pub_t *pub);
289extern int dhd_os_wake_lock_timeout_enable(dhd_pub_t *pub, int val);
290
291inline static void MUTEX_LOCK_SOFTAP_SET_INIT(dhd_pub_t * dhdp)
292{
293#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) && 1
294 mutex_init(&dhdp->wl_softap_lock);
295#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */
296}
297
298inline static void MUTEX_LOCK_SOFTAP_SET(dhd_pub_t * dhdp)
299{
300#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) && 1
301 mutex_lock(&dhdp->wl_softap_lock);
302#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */
303}
304
305inline static void MUTEX_UNLOCK_SOFTAP_SET(dhd_pub_t * dhdp)
306{
307#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) && 1
308 mutex_unlock(&dhdp->wl_softap_lock);
309#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */
310}
311
312#define DHD_OS_WAKE_LOCK(pub) dhd_os_wake_lock(pub)
313#define DHD_OS_WAKE_UNLOCK(pub) dhd_os_wake_unlock(pub)
314#define DHD_OS_WAKE_LOCK_TIMEOUT(pub) dhd_os_wake_lock_timeout(pub)
315#define DHD_OS_WAKE_LOCK_TIMEOUT_ENABLE(pub, val) dhd_os_wake_lock_timeout_enable(pub, val)
316
317#define DHD_PACKET_TIMEOUT 1
318#define DHD_EVENT_TIMEOUT 2
319
320/* interface operations (register, remove) should be atomic, use this lock to prevent race
321 * condition among wifi on/off and interface operation functions
322 */
323void dhd_net_if_lock(struct net_device *dev);
324void dhd_net_if_unlock(struct net_device *dev);
325
326typedef struct dhd_if_event {
327 uint8 ifidx;
328 uint8 action;
329 uint8 flags;
330 uint8 bssidx;
331 uint8 is_AP;
332} dhd_if_event_t;
333
334typedef enum dhd_attach_states
335{
336 DHD_ATTACH_STATE_INIT = 0x0,
337 DHD_ATTACH_STATE_NET_ALLOC = 0x1,
338 DHD_ATTACH_STATE_DHD_ALLOC = 0x2,
339 DHD_ATTACH_STATE_ADD_IF = 0x4,
340 DHD_ATTACH_STATE_PROT_ATTACH = 0x8,
341 DHD_ATTACH_STATE_WL_ATTACH = 0x10,
342 DHD_ATTACH_STATE_THREADS_CREATED = 0x20,
343 DHD_ATTACH_STATE_WAKELOCKS_INIT = 0x40,
344 DHD_ATTACH_STATE_CFG80211 = 0x80,
345 DHD_ATTACH_STATE_EARLYSUSPEND_DONE = 0x100,
346 DHD_ATTACH_STATE_DONE = 0x200
347} dhd_attach_states_t;
348
349/* Value -1 means we are unsuccessful in creating the kthread. */
350#define DHD_PID_KT_INVALID -1
351/* Value -2 means we are unsuccessful in both creating the kthread and tasklet */
352#define DHD_PID_KT_TL_INVALID -2
353
354/*
355 * Exported from dhd OS modules (dhd_linux/dhd_ndis)
356 */
357
358/* To allow osl_attach/detach calls from os-independent modules */
359osl_t *dhd_osl_attach(void *pdev, uint bustype);
360void dhd_osl_detach(osl_t *osh);
361
362/* Indication from bus module regarding presence/insertion of dongle.
363 * Return dhd_pub_t pointer, used as handle to OS module in later calls.
364 * Returned structure should have bus and prot pointers filled in.
365 * bus_hdrlen specifies required headroom for bus module header.
366 */
367extern dhd_pub_t *dhd_attach(osl_t *osh, struct dhd_bus *bus, uint bus_hdrlen, void *dev);
368extern int dhd_net_attach(dhd_pub_t *dhdp, int idx);
369
370/* Indication from bus module regarding removal/absence of dongle */
371extern void dhd_detach(dhd_pub_t *dhdp);
372extern void dhd_free(dhd_pub_t *dhdp);
373
374/* Indication from bus module to change flow-control state */
375extern void dhd_txflowcontrol(dhd_pub_t *dhdp, int ifidx, bool on);
376
377extern bool dhd_prec_enq(dhd_pub_t *dhdp, struct pktq *q, void *pkt, int prec);
378
379/* Receive frame for delivery to OS. Callee disposes of rxp. */
380extern void dhd_rx_frame(dhd_pub_t *dhdp, int ifidx, void *rxp, int numpkt, uint8 chan);
381
382/* Return pointer to interface name */
383extern char *dhd_ifname(dhd_pub_t *dhdp, int idx);
384
385/* Request scheduling of the bus dpc */
386extern void dhd_sched_dpc(dhd_pub_t *dhdp);
387
388/* Notify tx completion */
389extern void dhd_txcomplete(dhd_pub_t *dhdp, void *txp, bool success);
390
391/* OS independent layer functions */
392extern int dhd_os_proto_block(dhd_pub_t * pub);
393extern int dhd_os_proto_unblock(dhd_pub_t * pub);
394extern int dhd_os_ioctl_resp_wait(dhd_pub_t * pub, uint * condition, bool * pending);
395extern int dhd_os_ioctl_resp_wake(dhd_pub_t * pub);
396extern unsigned int dhd_os_get_ioctl_resp_timeout(void);
397extern void dhd_os_set_ioctl_resp_timeout(unsigned int timeout_msec);
398extern void * dhd_os_open_image(char * filename);
399extern int dhd_os_get_image_block(char * buf, int len, void * image);
400extern void dhd_os_close_image(void * image);
401extern void dhd_os_wd_timer(void *bus, uint wdtick);
402extern void dhd_os_sdlock(dhd_pub_t * pub);
403extern void dhd_os_sdunlock(dhd_pub_t * pub);
404extern void dhd_os_sdlock_txq(dhd_pub_t * pub);
405extern void dhd_os_sdunlock_txq(dhd_pub_t * pub);
406extern void dhd_os_sdlock_rxq(dhd_pub_t * pub);
407extern void dhd_os_sdunlock_rxq(dhd_pub_t * pub);
408extern void dhd_os_sdlock_sndup_rxq(dhd_pub_t * pub);
409extern void dhd_customer_gpio_wlan_ctrl(int onoff);
410extern int dhd_custom_get_mac_address(unsigned char *buf);
411extern void dhd_os_sdunlock_sndup_rxq(dhd_pub_t * pub);
412extern void dhd_os_sdlock_eventq(dhd_pub_t * pub);
413extern void dhd_os_sdunlock_eventq(dhd_pub_t * pub);
414extern int dhd_pno_enable(dhd_pub_t *dhd, int pfn_enabled);
415extern int dhd_pno_clean(dhd_pub_t *dhd);
416extern int dhd_pno_set(dhd_pub_t *dhd, wlc_ssid_t* ssids_local, int nssid,
417 ushort scan_fr, int pno_repeat, int pno_freq_expo_max);
418extern int dhd_pno_get_status(dhd_pub_t *dhd);
419extern int dhd_dev_pno_reset(struct net_device *dev);
420extern int dhd_dev_pno_set(struct net_device *dev, wlc_ssid_t* ssids_local,
421 int nssid, ushort scan_fr, int pno_repeat, int pno_freq_expo_max);
422extern int dhd_dev_pno_enable(struct net_device *dev, int pfn_enabled);
423extern int dhd_dev_get_pno_status(struct net_device *dev);
424extern int dhd_get_dtim_skip(dhd_pub_t *dhd);
425extern bool dhd_check_ap_wfd_mode_set(dhd_pub_t *dhd);
426extern bool dhd_os_check_hang(dhd_pub_t *dhdp, int ifidx, int ret);
427
428#define DHD_UNICAST_FILTER_NUM 0
429#define DHD_BROADCAST_FILTER_NUM 1
430#define DHD_MULTICAST4_FILTER_NUM 2
431#define DHD_MULTICAST6_FILTER_NUM 3
432extern int net_os_set_packet_filter(struct net_device *dev, int val);
433extern int net_os_rxfilter_add_remove(struct net_device *dev, int val, int num);
434
435#ifdef DHD_DEBUG
436extern int write_to_file(dhd_pub_t *dhd, uint8 *buf, int size);
437#endif /* DHD_DEBUG */
438#if defined(OOB_INTR_ONLY)
439extern int dhd_customer_oob_irq_map(unsigned long *irq_flags_ptr);
440#endif /* defined(OOB_INTR_ONLY) */
441extern void dhd_os_sdtxlock(dhd_pub_t * pub);
442extern void dhd_os_sdtxunlock(dhd_pub_t * pub);
443
444typedef struct {
445 uint32 limit; /* Expiration time (usec) */
446 uint32 increment; /* Current expiration increment (usec) */
447 uint32 elapsed; /* Current elapsed time (usec) */
448 uint32 tick; /* O/S tick time (usec) */
449} dhd_timeout_t;
450
451extern void dhd_timeout_start(dhd_timeout_t *tmo, uint usec);
452extern int dhd_timeout_expired(dhd_timeout_t *tmo);
453
454extern int dhd_ifname2idx(struct dhd_info *dhd, char *name);
455extern int dhd_net2idx(struct dhd_info *dhd, struct net_device *net);
456extern struct net_device * dhd_idx2net(struct dhd_pub *dhd_pub, int ifidx);
457extern int wl_host_event(dhd_pub_t *dhd_pub, int *idx, void *pktdata,
458 wl_event_msg_t *, void **data_ptr);
459extern void wl_event_to_host_order(wl_event_msg_t * evt);
460
461extern int dhd_wl_ioctl(dhd_pub_t *dhd_pub, int ifindex, wl_ioctl_t *ioc, void *buf, int len);
462extern int dhd_wl_ioctl_cmd(dhd_pub_t *dhd_pub, int cmd, void *arg, int len, uint8 set,
463 int ifindex);
464
465extern struct dhd_cmn *dhd_common_init(uint16 devid, osl_t *osh);
466extern void dhd_common_deinit(dhd_pub_t *dhd_pub, dhd_cmn_t *sa_cmn);
467
468extern int dhd_add_if(struct dhd_info *dhd, int ifidx, void *handle,
469 char *name, uint8 *mac_addr, uint32 flags, uint8 bssidx);
470extern void dhd_del_if(struct dhd_info *dhd, int ifidx);
471
472extern void dhd_vif_add(struct dhd_info *dhd, int ifidx, char * name);
473extern void dhd_vif_del(struct dhd_info *dhd, int ifidx);
474
475extern void dhd_event(struct dhd_info *dhd, char *evpkt, int evlen, int ifidx);
476extern void dhd_vif_sendup(struct dhd_info *dhd, int ifidx, uchar *cp, int len);
477
478
479/* Send packet to dongle via data channel */
480extern int dhd_sendpkt(dhd_pub_t *dhdp, int ifidx, void *pkt);
481
482/* send up locally generated event */
483extern void dhd_sendup_event_common(dhd_pub_t *dhdp, wl_event_msg_t *event, void *data);
484/* Send event to host */
485extern void dhd_sendup_event(dhd_pub_t *dhdp, wl_event_msg_t *event, void *data);
486extern int dhd_bus_devreset(dhd_pub_t *dhdp, uint8 flag);
487extern uint dhd_bus_status(dhd_pub_t *dhdp);
488extern int dhd_bus_start(dhd_pub_t *dhdp);
489extern int dhd_bus_membytes(dhd_pub_t *dhdp, bool set, uint32 address, uint8 *data, uint size);
490extern void dhd_print_buf(void *pbuf, int len, int bytes_per_line);
491extern bool dhd_is_associated(dhd_pub_t *dhd, void *bss_buf);
492
493#if defined(KEEP_ALIVE)
494extern int dhd_keep_alive_onoff(dhd_pub_t *dhd);
495#endif /* KEEP_ALIVE */
496
497#ifdef ARP_OFFLOAD_SUPPORT
498extern void dhd_arp_offload_set(dhd_pub_t * dhd, int arp_mode);
499extern void dhd_arp_offload_enable(dhd_pub_t * dhd, int arp_enable);
500#endif /* ARP_OFFLOAD_SUPPORT */
501
502
503typedef enum cust_gpio_modes {
504 WLAN_RESET_ON,
505 WLAN_RESET_OFF,
506 WLAN_POWER_ON,
507 WLAN_POWER_OFF
508} cust_gpio_modes_t;
509
510extern int wl_iw_iscan_set_scan_broadcast_prep(struct net_device *dev, uint flag);
511extern int wl_iw_send_priv_event(struct net_device *dev, char *flag);
512/*
513 * Insmod parameters for debug/test
514 */
515
516/* Watchdog timer interval */
517extern uint dhd_watchdog_ms;
518
519#if defined(DHD_DEBUG)
520/* Console output poll interval */
521extern uint dhd_console_ms;
522extern uint wl_msg_level;
523#endif /* defined(DHD_DEBUG) */
524
525/* Use interrupts */
526extern uint dhd_intr;
527
528/* Use polling */
529extern uint dhd_poll;
530
531/* ARP offload agent mode */
532extern uint dhd_arp_mode;
533
534/* ARP offload enable */
535extern uint dhd_arp_enable;
536
537/* Pkt filte enable control */
538extern uint dhd_pkt_filter_enable;
539
540/* Pkt filter init setup */
541extern uint dhd_pkt_filter_init;
542
543/* Pkt filter mode control */
544extern uint dhd_master_mode;
545
546/* Roaming mode control */
547extern uint dhd_roam_disable;
548
549/* Roaming mode control */
550extern uint dhd_radio_up;
551
552/* Initial idletime ticks (may be -1 for immediate idle, 0 for no idle) */
553extern int dhd_idletime;
554#define DHD_IDLETIME_TICKS 1
555
556/* SDIO Drive Strength */
557extern uint dhd_sdiod_drive_strength;
558
559/* Override to force tx queueing all the time */
560extern uint dhd_force_tx_queueing;
561/* Default KEEP_ALIVE Period is 55 sec to prevent AP from sending Keep Alive probe frame */
562#define KEEP_ALIVE_PERIOD 55000
563#define NULL_PKT_STR "null_pkt"
564
565#ifdef SDTEST
566/* Echo packet generator (SDIO), pkts/s */
567extern uint dhd_pktgen;
568
569/* Echo packet len (0 => sawtooth, max 1800) */
570extern uint dhd_pktgen_len;
571#define MAX_PKTGEN_LEN 1800
572#endif
573
574
575/* optionally set by a module_param_string() */
576#define MOD_PARAM_PATHLEN 2048
577extern char fw_path[MOD_PARAM_PATHLEN];
578extern char nv_path[MOD_PARAM_PATHLEN];
579
580#ifdef SOFTAP
581extern char fw_path2[MOD_PARAM_PATHLEN];
582#endif
583
584/* Flag to indicate if we should download firmware on driver load */
585extern uint dhd_download_fw_on_driverload;
586
587/* For supporting multiple interfaces */
588#define DHD_MAX_IFS 16
589#define DHD_DEL_IF -0xe
590#define DHD_BAD_IF -0xf
591
592#ifdef PROP_TXSTATUS
593/* Please be mindful that total pkttag space is 32 octets only */
594typedef struct dhd_pkttag {
595 /*
596 b[11 ] - 1 = this packet was sent in response to one time packet request,
597 do not increment credit on status for this one. [WLFC_CTL_TYPE_MAC_REQUEST_PACKET].
598 b[10 ] - 1 = signal-only-packet to firmware [i.e. nothing to piggyback on]
599 b[9 ] - 1 = packet is host->firmware (transmit direction)
600 - 0 = packet received from firmware (firmware->host)
601 b[8 ] - 1 = packet was sent due to credit_request (pspoll),
602 packet does not count against FIFO credit.
603 - 0 = normal transaction, packet counts against FIFO credit
604 b[7 ] - 1 = AP, 0 = STA
605 b[6:4] - AC FIFO number
606 b[3:0] - interface index
607 */
608 uint16 if_flags;
609 /* destination MAC address for this packet so that not every
610 module needs to open the packet to find this
611 */
612 uint8 dstn_ether[ETHER_ADDR_LEN];
613 /*
614 This 32-bit goes from host to device for every packet.
615 */
616 uint32 htod_tag;
617 /* bus specific stuff */
618 union {
619 struct {
620 void* stuff;
621 uint32 thing1;
622 uint32 thing2;
623 } sd;
624 struct {
625 void* bus;
626 void* urb;
627 } usb;
628 } bus_specific;
629} dhd_pkttag_t;
630
631#define DHD_PKTTAG_SET_H2DTAG(tag, h2dvalue) ((dhd_pkttag_t*)(tag))->htod_tag = (h2dvalue)
632#define DHD_PKTTAG_H2DTAG(tag) (((dhd_pkttag_t*)(tag))->htod_tag)
633
634#define DHD_PKTTAG_IFMASK 0xf
635#define DHD_PKTTAG_IFTYPE_MASK 0x1
636#define DHD_PKTTAG_IFTYPE_SHIFT 7
637#define DHD_PKTTAG_FIFO_MASK 0x7
638#define DHD_PKTTAG_FIFO_SHIFT 4
639
640#define DHD_PKTTAG_SIGNALONLY_MASK 0x1
641#define DHD_PKTTAG_SIGNALONLY_SHIFT 10
642
643#define DHD_PKTTAG_ONETIMEPKTRQST_MASK 0x1
644#define DHD_PKTTAG_ONETIMEPKTRQST_SHIFT 11
645
646#define DHD_PKTTAG_PKTDIR_MASK 0x1
647#define DHD_PKTTAG_PKTDIR_SHIFT 9
648
649#define DHD_PKTTAG_CREDITCHECK_MASK 0x1
650#define DHD_PKTTAG_CREDITCHECK_SHIFT 8
651
652#define DHD_PKTTAG_INVALID_FIFOID 0x7
653
654#define DHD_PKTTAG_SETFIFO(tag, fifo) ((dhd_pkttag_t*)(tag))->if_flags = \
655 (((dhd_pkttag_t*)(tag))->if_flags & ~(DHD_PKTTAG_FIFO_MASK << DHD_PKTTAG_FIFO_SHIFT)) | \
656 (((fifo) & DHD_PKTTAG_FIFO_MASK) << DHD_PKTTAG_FIFO_SHIFT)
657#define DHD_PKTTAG_FIFO(tag) ((((dhd_pkttag_t*)(tag))->if_flags >> \
658 DHD_PKTTAG_FIFO_SHIFT) & DHD_PKTTAG_FIFO_MASK)
659
660#define DHD_PKTTAG_SETIF(tag, if) ((dhd_pkttag_t*)(tag))->if_flags = \
661 (((dhd_pkttag_t*)(tag))->if_flags & ~DHD_PKTTAG_IFMASK) | ((if) & DHD_PKTTAG_IFMASK)
662#define DHD_PKTTAG_IF(tag) (((dhd_pkttag_t*)(tag))->if_flags & DHD_PKTTAG_IFMASK)
663
664#define DHD_PKTTAG_SETIFTYPE(tag, isAP) ((dhd_pkttag_t*)(tag))->if_flags = \
665 (((dhd_pkttag_t*)(tag))->if_flags & \
666 ~(DHD_PKTTAG_IFTYPE_MASK << DHD_PKTTAG_IFTYPE_SHIFT)) | \
667 (((isAP) & DHD_PKTTAG_IFTYPE_MASK) << DHD_PKTTAG_IFTYPE_SHIFT)
668#define DHD_PKTTAG_IFTYPE(tag) ((((dhd_pkttag_t*)(tag))->if_flags >> \
669 DHD_PKTTAG_IFTYPE_SHIFT) & DHD_PKTTAG_IFTYPE_MASK)
670
671#define DHD_PKTTAG_SETCREDITCHECK(tag, check) ((dhd_pkttag_t*)(tag))->if_flags = \
672 (((dhd_pkttag_t*)(tag))->if_flags & \
673 ~(DHD_PKTTAG_CREDITCHECK_MASK << DHD_PKTTAG_CREDITCHECK_SHIFT)) | \
674 (((check) & DHD_PKTTAG_CREDITCHECK_MASK) << DHD_PKTTAG_CREDITCHECK_SHIFT)
675#define DHD_PKTTAG_CREDITCHECK(tag) ((((dhd_pkttag_t*)(tag))->if_flags >> \
676 DHD_PKTTAG_CREDITCHECK_SHIFT) & DHD_PKTTAG_CREDITCHECK_MASK)
677
678#define DHD_PKTTAG_SETPKTDIR(tag, dir) ((dhd_pkttag_t*)(tag))->if_flags = \
679 (((dhd_pkttag_t*)(tag))->if_flags & \
680 ~(DHD_PKTTAG_PKTDIR_MASK << DHD_PKTTAG_PKTDIR_SHIFT)) | \
681 (((dir) & DHD_PKTTAG_PKTDIR_MASK) << DHD_PKTTAG_PKTDIR_SHIFT)
682#define DHD_PKTTAG_PKTDIR(tag) ((((dhd_pkttag_t*)(tag))->if_flags >> \
683 DHD_PKTTAG_PKTDIR_SHIFT) & DHD_PKTTAG_PKTDIR_MASK)
684
685#define DHD_PKTTAG_SETSIGNALONLY(tag, signalonly) ((dhd_pkttag_t*)(tag))->if_flags = \
686 (((dhd_pkttag_t*)(tag))->if_flags & \
687 ~(DHD_PKTTAG_SIGNALONLY_MASK << DHD_PKTTAG_SIGNALONLY_SHIFT)) | \
688 (((signalonly) & DHD_PKTTAG_SIGNALONLY_MASK) << DHD_PKTTAG_SIGNALONLY_SHIFT)
689#define DHD_PKTTAG_SIGNALONLY(tag) ((((dhd_pkttag_t*)(tag))->if_flags >> \
690 DHD_PKTTAG_SIGNALONLY_SHIFT) & DHD_PKTTAG_SIGNALONLY_MASK)
691
692#define DHD_PKTTAG_SETONETIMEPKTRQST(tag) ((dhd_pkttag_t*)(tag))->if_flags = \
693 (((dhd_pkttag_t*)(tag))->if_flags & \
694 ~(DHD_PKTTAG_ONETIMEPKTRQST_MASK << DHD_PKTTAG_ONETIMEPKTRQST_SHIFT)) | \
695 (1 << DHD_PKTTAG_ONETIMEPKTRQST_SHIFT)
696#define DHD_PKTTAG_ONETIMEPKTRQST(tag) ((((dhd_pkttag_t*)(tag))->if_flags >> \
697 DHD_PKTTAG_ONETIMEPKTRQST_SHIFT) & DHD_PKTTAG_ONETIMEPKTRQST_MASK)
698
699#define DHD_PKTTAG_SETDSTN(tag, dstn_MAC_ea) memcpy(((dhd_pkttag_t*)((tag)))->dstn_ether, \
700 (dstn_MAC_ea), ETHER_ADDR_LEN)
701#define DHD_PKTTAG_DSTN(tag) ((dhd_pkttag_t*)(tag))->dstn_ether
702
703typedef int (*f_commitpkt_t)(void* ctx, void* p);
704int dhd_wlfc_enable(dhd_pub_t *dhd);
705int dhd_wlfc_interface_event(struct dhd_info *, uint8 action, uint8 ifid, uint8 iftype, uint8* ea);
706int dhd_wlfc_FIFOcreditmap_event(struct dhd_info *dhd, uint8* event_data);
707int dhd_wlfc_event(struct dhd_info *dhd);
708int dhd_os_wlfc_block(dhd_pub_t *pub);
709int dhd_os_wlfc_unblock(dhd_pub_t *pub);
710
711#ifdef PROP_TXSTATUS_DEBUG
712#define DHD_WLFC_CTRINC_MAC_CLOSE(entry) do { (entry)->closed_ct++; } while (0)
713#define DHD_WLFC_CTRINC_MAC_OPEN(entry) do { (entry)->opened_ct++; } while (0)
714#else
715#define DHD_WLFC_CTRINC_MAC_CLOSE(entry) do {} while (0)
716#define DHD_WLFC_CTRINC_MAC_OPEN(entry) do {} while (0)
717#endif
718
719#endif /* PROP_TXSTATUS */
720
721extern void dhd_wait_for_event(dhd_pub_t *dhd, bool *lockvar);
722extern void dhd_wait_event_wakeup(dhd_pub_t*dhd);
723
724#ifdef ARP_OFFLOAD_SUPPORT
725#define MAX_IPV4_ENTRIES 8
726/* dhd_commn arp offload wrapers */
727void dhd_aoe_hostip_clr(dhd_pub_t *dhd);
728void dhd_aoe_arp_clr(dhd_pub_t *dhd);
729int dhd_arp_get_arp_hostip_table(dhd_pub_t *dhd, void *buf, int buflen);
730void dhd_arp_offload_add_ip(dhd_pub_t *dhd, uint32 ipaddr);
731#endif /* ARP_OFFLOAD_SUPPORT */
732
733#endif /* _dhd_h_ */
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