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) 2020, Broadcom.
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 *
24 * <<Broadcom-WL-IPTag/Open:>>
25 *
26 * $Id$
27 */
28
29 #ifndef _dhd_bus_h_
30 #define _dhd_bus_h_
31
32 extern int dbus_up(struct dhd_bus *pub);
33 extern int dbus_stop(struct dhd_bus *pub);
34 extern int dbus_send_ctl(struct dhd_bus *pub, uint8 *buf, int len);
35 extern int dbus_recv_ctl(struct dhd_bus *pub, uint8 *buf, int len);
36 /*
37 * Exported from dhd bus module (dhd_usb, dhd_sdio)
38 */
39
40 /* global variable for the bus */
41 extern struct dhd_bus *g_dhd_bus;
42
43 /* Indicate (dis)interest in finding dongles. */
44 extern int dhd_bus_register(void);
45 extern void dhd_bus_unregister(void);
46
47 /* Download firmware image and nvram image */
48 extern int dhd_bus_download_firmware(struct dhd_bus *bus, osl_t *osh,
49 char *fw_path, char *nv_path, char *clm_path, char *conf_path);
50 #if defined(BT_OVER_SDIO)
51 extern int dhd_bus_download_btfw(struct dhd_bus *bus, osl_t *osh, char *btfw_path);
52 #endif /* defined (BT_OVER_SDIO) */
53
54 /* Stop bus module: clear pending frames, disable data flow */
55 extern void dhd_bus_stop(struct dhd_bus *bus, bool enforce_mutex);
56
57 /* Initialize bus module: prepare for communication w/dongle */
58 extern int dhd_bus_init(dhd_pub_t *dhdp, bool enforce_mutex);
59
60 /* Get the Bus Idle Time */
61 extern void dhd_bus_getidletime(dhd_pub_t *dhdp, int *idletime);
62
63 /* Set the Bus Idle Time */
64 extern void dhd_bus_setidletime(dhd_pub_t *dhdp, int idle_time);
65
66 /* Send a data frame to the dongle. Callee disposes of txp. */
67 #ifdef BCMPCIE
68 extern int dhd_bus_txdata(struct dhd_bus *bus, void *txp, uint8 ifidx);
69 #else
70 extern int dhd_bus_txdata(struct dhd_bus *bus, void *txp);
71 #endif
72
73 #ifdef BCMPCIE
74 extern uint16 dhd_prot_get_rxbufpost_sz(dhd_pub_t *dhd);
75 extern uint16 dhd_prot_get_h2d_rx_post_active(dhd_pub_t *dhd);
76 extern uint16 dhd_prot_get_d2h_rx_cpln_active(dhd_pub_t *dhd);
77 extern void dhdpcie_cto_recovery_handler(dhd_pub_t *dhd);
78 #endif /* BCMPCIE */
79
80 /* Send/receive a control message to/from the dongle.
81 * Expects caller to enforce a single outstanding transaction.
82 */
83 extern int dhd_bus_txctl(struct dhd_bus *bus, uchar *msg, uint msglen);
84 extern int dhd_bus_rxctl(struct dhd_bus *bus, uchar *msg, uint msglen);
85
86 /* Watchdog timer function */
87 extern bool dhd_bus_watchdog(dhd_pub_t *dhd);
88
89 extern int dhd_bus_oob_intr_register(dhd_pub_t *dhdp);
90 extern void dhd_bus_oob_intr_unregister(dhd_pub_t *dhdp);
91 extern void dhd_bus_oob_intr_set(dhd_pub_t *dhdp, bool enable);
92 extern int dhd_bus_get_oob_irq_num(dhd_pub_t *dhdp);
93 extern struct device * dhd_bus_to_dev(struct dhd_bus *bus);
94 extern void dhd_bus_dev_pm_stay_awake(dhd_pub_t *dhdpub);
95 extern void dhd_bus_dev_pm_relax(dhd_pub_t *dhdpub);
96 extern bool dhd_bus_dev_pm_enabled(dhd_pub_t *dhdpub);
97
98 /* Device console input function */
99 extern int dhd_bus_console_in(dhd_pub_t *dhd, uchar *msg, uint msglen);
100 #ifdef CONSOLE_DPC
101 extern int dhd_bus_txcons(dhd_pub_t *dhd, uchar *msg, uint msglen);
102 #endif
103
104 /* Deferred processing for the bus, return TRUE requests reschedule */
105 extern bool dhd_bus_dpc(struct dhd_bus *bus);
106 extern void dhd_bus_isr(bool * InterruptRecognized, bool * QueueMiniportHandleInterrupt, void *arg);
107
108 /* Check for and handle local prot-specific iovar commands */
109 extern int dhd_bus_iovar_op(dhd_pub_t *dhdp, const char *name,
110 void *params, uint plen, void *arg, uint len, bool set);
111
112 /* Add bus dump output to a buffer */
113 extern void dhd_bus_dump(dhd_pub_t *dhdp, struct bcmstrbuf *strbuf);
114
115 /* Clear any bus counters */
116 extern void dhd_bus_clearcounts(dhd_pub_t *dhdp);
117
118 /* return the dongle chipid */
119 extern uint dhd_bus_chip(struct dhd_bus *bus);
120
121 /* return the dongle chiprev */
122 extern uint dhd_bus_chiprev(struct dhd_bus *bus);
123
124 /* Set user-specified nvram parameters. */
125 extern void dhd_bus_set_nvram_params(struct dhd_bus * bus, const char *nvram_params);
126
127 extern void *dhd_bus_pub(struct dhd_bus *bus);
128 extern void *dhd_bus_txq(struct dhd_bus *bus);
129 extern void *dhd_bus_sih(struct dhd_bus *bus);
130 extern uint dhd_bus_hdrlen(struct dhd_bus *bus);
131 #ifdef BCMSDIO
132 extern void dhd_bus_set_dotxinrx(struct dhd_bus *bus, bool val);
133 /* return sdio io status */
134 extern uint8 dhd_bus_is_ioready(struct dhd_bus *bus);
135 #else
136 #define dhd_bus_set_dotxinrx(a, b) do {} while (0)
137 #endif
138
139 #define DHD_SET_BUS_STATE_DOWN(_bus) do { \
140 (_bus)->dhd->busstate = DHD_BUS_DOWN; \
141 } while (0)
142
143 /* Register a dummy SDIO client driver in order to be notified of new SDIO device */
144 extern int dhd_bus_reg_sdio_notify(void* semaphore);
145 extern void dhd_bus_unreg_sdio_notify(void);
146 extern void dhd_txglom_enable(dhd_pub_t *dhdp, bool enable);
147 extern int dhd_bus_get_ids(struct dhd_bus *bus, uint32 *bus_type, uint32 *bus_num,
148 uint32 *slot_num);
149
150 #if defined(DHD_FW_COREDUMP) && (defined(BCMPCIE) || defined(BCMSDIO))
151 extern int dhd_bus_mem_dump(dhd_pub_t *dhd);
152 extern int dhd_bus_get_mem_dump(dhd_pub_t *dhdp);
153 #else
154 #define dhd_bus_mem_dump(x)
155 #define dhd_bus_get_mem_dump(x)
156 #endif /* DHD_FW_COREDUMP && (BCMPCIE || BCMSDIO) */
157
158 #ifdef BCMPCIE
159 enum {
160 /* Scratch buffer confiuguration update */
161 D2H_DMA_SCRATCH_BUF,
162 D2H_DMA_SCRATCH_BUF_LEN,
163
164 /* DMA Indices array buffers for: H2D WR and RD, and D2H WR and RD */
165 H2D_DMA_INDX_WR_BUF, /* update H2D WR dma indices buf base addr to dongle */
166 H2D_DMA_INDX_RD_BUF, /* update H2D RD dma indices buf base addr to dongle */
167 D2H_DMA_INDX_WR_BUF, /* update D2H WR dma indices buf base addr to dongle */
168 D2H_DMA_INDX_RD_BUF, /* update D2H RD dma indices buf base addr to dongle */
169
170 /* DHD sets/gets WR or RD index, in host's H2D and D2H DMA indices buffer */
171 H2D_DMA_INDX_WR_UPD, /* update H2D WR index in H2D WR dma indices buf */
172 H2D_DMA_INDX_RD_UPD, /* update H2D RD index in H2D RD dma indices buf */
173 D2H_DMA_INDX_WR_UPD, /* update D2H WR index in D2H WR dma indices buf */
174 D2H_DMA_INDX_RD_UPD, /* update D2H RD index in D2H RD dma indices buf */
175
176 /* DHD Indices array buffers and update for: H2D flow ring WR */
177 H2D_IFRM_INDX_WR_BUF, /* update H2D WR dma indices buf base addr to dongle */
178 H2D_IFRM_INDX_WR_UPD, /* update H2D WR dma indices buf base addr to dongle */
179
180 /* H2D and D2H Mailbox data update */
181 H2D_MB_DATA,
182 D2H_MB_DATA,
183
184 /* (Common) MsgBuf Ring configuration update */
185 RING_BUF_ADDR, /* update ring base address to dongle */
186 RING_ITEM_LEN, /* update ring item size to dongle */
187 RING_MAX_ITEMS, /* update ring max items to dongle */
188
189 /* Update of WR or RD index, for a MsgBuf Ring */
190 RING_RD_UPD, /* update ring read index from/to dongle */
191 RING_WR_UPD, /* update ring write index from/to dongle */
192
193 TOTAL_LFRAG_PACKET_CNT,
194 MAX_HOST_RXBUFS,
195 HOST_API_VERSION,
196 #ifdef D2H_MINIDUMP
197 DNGL_TO_HOST_TRAP_ADDR_LEN,
198 #endif /* D2H_MINIDUMP */
199 DNGL_TO_HOST_TRAP_ADDR,
200 HOST_SCB_ADDR, /* update host scb base address to dongle */
201 };
202
203 typedef void (*dhd_mb_ring_t) (struct dhd_bus *, uint32);
204 typedef void (*dhd_mb_ring_2_t) (struct dhd_bus *, uint32, bool);
205 extern void dhd_bus_cmn_writeshared(struct dhd_bus *bus, void * data, uint32 len, uint8 type,
206 uint16 ringid);
207 extern void dhd_bus_ringbell(struct dhd_bus *bus, uint32 value);
208 extern void dhd_bus_ringbell_2(struct dhd_bus *bus, uint32 value, bool devwake);
209 extern void dhd_bus_cmn_readshared(struct dhd_bus *bus, void* data, uint8 type, uint16 ringid);
210 extern uint32 dhd_bus_get_sharedflags(struct dhd_bus *bus);
211 extern void dhd_bus_rx_frame(struct dhd_bus *bus, void* pkt, int ifidx, uint pkt_count);
212 extern void dhd_bus_start_queue(struct dhd_bus *bus);
213 extern void dhd_bus_stop_queue(struct dhd_bus *bus);
214 extern dhd_mb_ring_t dhd_bus_get_mbintr_fn(struct dhd_bus *bus);
215 extern dhd_mb_ring_2_t dhd_bus_get_mbintr_2_fn(struct dhd_bus *bus);
216 extern void dhd_bus_write_flow_ring_states(struct dhd_bus *bus,
217 void * data, uint16 flowid);
218 extern void dhd_bus_read_flow_ring_states(struct dhd_bus *bus,
219 void * data, uint8 flowid);
220 extern int dhd_bus_flow_ring_create_request(struct dhd_bus *bus, void *flow_ring_node);
221 extern void dhd_bus_clean_flow_ring(struct dhd_bus *bus, void *flow_ring_node);
222 extern void dhd_bus_flow_ring_create_response(struct dhd_bus *bus, uint16 flow_id, int32 status);
223 extern int dhd_bus_flow_ring_delete_request(struct dhd_bus *bus, void *flow_ring_node);
224 extern void dhd_bus_flow_ring_delete_response(struct dhd_bus *bus, uint16 flowid, uint32 status);
225 extern int dhd_bus_flow_ring_flush_request(struct dhd_bus *bus, void *flow_ring_node);
226 extern void dhd_bus_flow_ring_flush_response(struct dhd_bus *bus, uint16 flowid, uint32 status);
227 extern uint32 dhd_bus_max_h2d_queues(struct dhd_bus *bus);
228 extern int dhd_bus_schedule_queue(struct dhd_bus *bus, uint16 flow_id, bool txs);
229
230 #ifdef IDLE_TX_FLOW_MGMT
231 extern void dhd_bus_flow_ring_resume_response(struct dhd_bus *bus, uint16 flowid, int32 status);
232 #endif /* IDLE_TX_FLOW_MGMT */
233
234 #ifdef BCMDBG
235 extern void
236 dhd_bus_flow_ring_cnt_update(struct dhd_bus *bus, uint16 flowid, uint32 txstatus);
237 #endif
238
239 #if defined(LINUX) || defined(linux)
240 extern int dhdpcie_bus_start_host_dev(struct dhd_bus *bus);
241 extern int dhdpcie_bus_stop_host_dev(struct dhd_bus *bus);
242 extern int dhdpcie_bus_enable_device(struct dhd_bus *bus);
243 extern int dhdpcie_bus_disable_device(struct dhd_bus *bus);
244 extern int dhdpcie_bus_alloc_resource(struct dhd_bus *bus);
245 extern void dhdpcie_bus_free_resource(struct dhd_bus *bus);
246 extern bool dhdpcie_bus_dongle_attach(struct dhd_bus *bus);
247 extern int dhd_bus_release_dongle(struct dhd_bus *bus);
248 extern int dhd_bus_request_irq(struct dhd_bus *bus);
249 extern int dhdpcie_get_pcieirq(struct dhd_bus *bus, unsigned int *irq);
250 extern void dhd_bus_aer_config(struct dhd_bus *bus);
251 #else
dhd_bus_aer_config(struct dhd_bus * bus)252 static INLINE void dhd_bus_aer_config(struct dhd_bus *bus) { }
253 #endif /* LINUX || linux */
254
255 extern struct device * dhd_bus_to_dev(struct dhd_bus *bus);
256
257 extern int dhdpcie_cto_init(struct dhd_bus *bus, bool enable);
258 extern int dhdpcie_cto_cfg_init(struct dhd_bus *bus, bool enable);
259
260 extern void dhdpcie_ssreset_dis_enum_rst(struct dhd_bus *bus);
261
262 #ifdef DHD_FW_COREDUMP
263 extern int dhd_dongle_mem_dump(void);
264 #endif /* DHD_FW_COREDUMP */
265
266 #ifdef IDLE_TX_FLOW_MGMT
267 extern void dhd_bus_idle_tx_ring_suspend(dhd_pub_t *dhd, uint16 flow_ring_id);
268 #endif /* IDLE_TX_FLOW_MGMT */
269 extern void dhd_bus_handle_mb_data(struct dhd_bus *bus, uint32 d2h_mb_data);
270 #endif /* BCMPCIE */
271
272 /* dump the device trap informtation */
273 extern void dhd_bus_dump_trap_info(struct dhd_bus *bus, struct bcmstrbuf *b);
274 extern void dhd_bus_copy_trap_sig(struct dhd_bus *bus, trap_t *tr);
275 #ifdef WL_CFGVENDOR_SEND_HANG_EVENT
276 extern void dhd_dump_pcie_rc_regs_for_linkdown(dhd_pub_t *dhd, int *bytes_written);
277 void copy_hang_info_linkdown(dhd_pub_t *dhd);
278 void copy_ext_trap_sig(dhd_pub_t *dhd, trap_t *tr);
279 void copy_hang_info_trap(dhd_pub_t *dhd);
280 #endif /* WL_CFGVENDOR_SEND_HANG_EVENT */
281
282 /* Function to set default min res mask */
283 extern bool dhd_bus_set_default_min_res_mask(struct dhd_bus *bus);
284
285 /* Function to reset PMU registers */
286 extern void dhd_bus_pmu_reg_reset(dhd_pub_t *dhdp);
287
288 extern void dhd_bus_ucode_download(struct dhd_bus *bus);
289
290 extern int dhd_bus_readwrite_bp_addr(dhd_pub_t *dhdp, uint addr, uint size, uint* data, bool read);
291 extern int dhd_get_idletime(dhd_pub_t *dhd);
292 extern bool dhd_get_rpm_state(dhd_pub_t *dhd);
293 extern void dhd_set_rpm_state(dhd_pub_t *dhd, bool state);
294 #ifdef BCMPCIE
295 extern void dhd_bus_dump_console_buffer(struct dhd_bus *bus);
296 extern void dhd_bus_intr_count_dump(dhd_pub_t *dhdp);
297 extern bool dhd_bus_query_dpc_sched_errors(dhd_pub_t *dhdp);
298 extern int dhd_bus_dmaxfer_lpbk(dhd_pub_t *dhdp, uint32 type);
299 extern bool dhd_bus_check_driver_up(void);
300 extern int dhd_bus_get_cto(dhd_pub_t *dhdp);
301 extern void dhd_bus_set_linkdown(dhd_pub_t *dhdp, bool val);
302 extern int dhd_bus_get_linkdown(dhd_pub_t *dhdp);
303 #ifdef CONFIG_ARCH_MSM
304 extern void dhd_bus_inform_ep_loaded_to_rc(dhd_pub_t *dhdp, bool up);
305 #endif /* CONFIG_ARCH_MSM */
306 extern int dhd_bus_checkdied(struct dhd_bus *bus, char *data, uint size);
307 #else
308 #define dhd_bus_dump_console_buffer(x)
dhd_bus_intr_count_dump(dhd_pub_t * dhdp)309 static INLINE void dhd_bus_intr_count_dump(dhd_pub_t *dhdp) { UNUSED_PARAMETER(dhdp); }
dhd_bus_query_dpc_sched_errors(dhd_pub_t * dhdp)310 static INLINE bool dhd_bus_query_dpc_sched_errors(dhd_pub_t *dhdp) { return 0; }
dhd_bus_dmaxfer_lpbk(dhd_pub_t * dhdp,uint32 type)311 static INLINE int dhd_bus_dmaxfer_lpbk(dhd_pub_t *dhdp, uint32 type) { return 0; }
dhd_bus_check_driver_up(void)312 static INLINE bool dhd_bus_check_driver_up(void) { return FALSE; }
dhd_bus_set_linkdown(dhd_pub_t * dhdp,bool val)313 static INLINE void dhd_bus_set_linkdown(dhd_pub_t *dhdp, bool val) { }
dhd_bus_get_linkdown(dhd_pub_t * dhdp)314 static INLINE int dhd_bus_get_linkdown(dhd_pub_t *dhdp) { return 0; }
dhd_bus_get_cto(dhd_pub_t * dhdp)315 static INLINE int dhd_bus_get_cto(dhd_pub_t *dhdp) { return 0; }
dhd_bus_checkdied(struct dhd_bus * bus,char * data,uint size)316 extern INLINE int dhd_bus_checkdied(struct dhd_bus *bus, char *data, uint size) { return 0; }
317 #endif /* BCMPCIE */
318
319 #if defined(BCMPCIE) && defined(EWP_ETD_PRSRV_LOGS)
320 void dhdpcie_get_etd_preserve_logs(dhd_pub_t *dhd, uint8 *ext_trap_data,
321 void *event_decode_data);
322 #endif
323
324 extern uint16 dhd_get_chipid(struct dhd_bus *bus);
325
326 #ifdef BTLOG
327 extern void dhd_bus_rx_bt_log(struct dhd_bus *bus, void* pkt);
328 #endif /* BTLOG */
329
330 #ifdef DHD_WAKE_STATUS
331 extern wake_counts_t* dhd_bus_get_wakecount(dhd_pub_t *dhd);
332 extern int dhd_bus_get_bus_wake(dhd_pub_t * dhd);
333 #endif /* DHD_WAKE_STATUS */
334
335 #ifdef BT_OVER_SDIO
336 /*
337 * SDIO layer clock control functions exposed to be called from other layers.
338 * This is required especially in the case where the BUS is shared between
339 * BT and SDIO and we have to control the clock. The callers of this function
340 * are expected to hold the sdlock
341 */
342 int __dhdsdio_clk_enable(struct dhd_bus *bus, bus_owner_t owner, int can_wait);
343 int __dhdsdio_clk_disable(struct dhd_bus *bus, bus_owner_t owner, int can_wait);
344 void dhdsdio_reset_bt_use_count(struct dhd_bus *bus);
345 #endif /* BT_OVER_SDIO */
346
347 int dhd_bus_perform_flr(struct dhd_bus *bus, bool force_fail);
348 extern bool dhd_bus_get_flr_force_fail(struct dhd_bus *bus);
349
350 extern bool dhd_bus_aspm_enable_rc_ep(struct dhd_bus *bus, bool enable);
351 extern void dhd_bus_l1ss_enable_rc_ep(struct dhd_bus *bus, bool enable);
352
353 bool dhd_bus_is_multibp_capable(struct dhd_bus *bus);
354
355 #ifdef BT_OVER_PCIE
356 int dhd_bus_pwr_off(dhd_pub_t *dhdp, int reason);
357 int dhd_bus_pwr_on(dhd_pub_t *dhdp, int reason);
358 int dhd_bus_pwr_toggle(dhd_pub_t *dhdp, int reason);
359 bool dhdpcie_is_btop_chip(struct dhd_bus *bus);
360 bool dhdpcie_is_bt_loaded(struct dhd_bus *bus);
361 int dhdpcie_redownload_fw(dhd_pub_t *dhdp);
362 extern void dhd_bus_pcie_pwr_req_reload_war(struct dhd_bus *bus);
363 int dhd_bus_perform_flr_with_quiesce(dhd_pub_t *dhdp, struct dhd_bus *bus,
364 bool init_deinit_path);
365 #endif /* BT_OVER_PCIE */
366
367 #ifdef BCMPCIE
368 extern void dhdpcie_advertise_bus_cleanup(dhd_pub_t *dhdp);
369 extern void dhd_msgbuf_iovar_timeout_dump(dhd_pub_t *dhd);
370 extern void dhdpcie_induce_cbp_hang(dhd_pub_t *dhd);
371 #endif /* BCMPCIE */
372
373 extern bool dhd_bus_force_bt_quiesce_enabled(struct dhd_bus *bus);
374 extern void dhd_bwm_bt_quiesce(struct dhd_bus *bus);
375 extern void dhd_bwm_bt_resume(struct dhd_bus *bus);
376
377 #ifdef DHD_SSSR_DUMP
378 extern int dhd_bus_fis_trigger(dhd_pub_t *dhd);
379 extern int dhd_bus_fis_dump(dhd_pub_t *dhd);
380 #endif /* DHD_SSSR_DUMP */
381
382 #ifdef PCIE_FULL_DONGLE
383 extern int dhdpcie_set_dma_ring_indices(dhd_pub_t *dhd, int32 int_val);
384 #endif /* PCIE_FULL_DONGLE */
385
386 #ifdef D2H_MINIDUMP
387 #ifndef DHD_FW_COREDUMP
388 /* Minidump depends on DHD_FW_COREDUMP to dump minidup
389 * This dependency is intentional to avoid multiple work queue
390 * to dump the SOCRAM, minidum ..etc.
391 */
392 #error "Minidump doesnot work as DHD_FW_COREDUMP is not defined"
393 #endif /* DHD_FW_COREDUMP */
394 #ifdef BCM_BUZZZ
395 /*
396 * In pciedev_shared_t buzz_dbg_ptr and device_trap_debug_buffer_len
397 * are overloaded. So when BCM_BUZZZ is defined MINIDUMP should not be defined or
398 * vice versa.
399 */
400 #error "Minidump doesnot work as BCM_BUZZZ is defined"
401 #endif /* BCM_BUZZZ */
402 extern bool dhd_bus_is_minidump_enabled(dhd_pub_t *dhdp);
403 dhd_dma_buf_t* dhd_prot_get_minidump_buf(dhd_pub_t *dhd);
404 #endif /* D2H_MINIDUMP */
405
406 #ifdef DHD_CFG80211_SUSPEND_RESUME
407 extern void dhd_cfg80211_suspend(dhd_pub_t *dhdp);
408 extern void dhd_cfg80211_resume(dhd_pub_t *dhdp);
409 #endif /* DHD_CFG80211_SUSPEND_RESUME */
410
411 #ifdef DHD_SDTC_ETB_DUMP
412 extern int dhd_bus_get_etb_info(dhd_pub_t *dhd, uint32 etb_info_addr, etb_info_t *etb_info);
413 extern int dhd_bus_get_sdtc_etb(dhd_pub_t *dhd, uint8 *sdtc_etb_mempool,
414 uint addr, uint read_bytes);
415 #endif /* DHD_SDTC_ETB_DUMP */
416
417 extern int dhd_socram_dump(struct dhd_bus *bus);
418
419 extern int dhdpcie_get_max_eventbufpost(struct dhd_bus *bus);
420
421 #ifdef DHD_FLOW_RING_STATUS_TRACE
422 extern void dhd_bus_flow_ring_status_isr_trace(dhd_pub_t *dhd);
423 extern void dhd_bus_flow_ring_status_dpc_trace(dhd_pub_t *dhd);
424 #endif /* DHD_FLOW_RING_STATUS_TRACE */
425 #endif /* _dhd_bus_h_ */
426