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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) 1999-2017, 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  *
28  * <<Broadcom-WL-IPTag/Open:>>
29  *
30  * $Id: dhd_proto.h 678890 2017-01-11 11:48:36Z $
31  */
32 
33 #ifndef _dhd_proto_h_
34 #define _dhd_proto_h_
35 
36 #include <dhdioctl.h>
37 #include <wlioctl.h>
38 #ifdef BCMPCIE
39 #include <dhd_flowring.h>
40 #endif
41 
42 #define DEFAULT_IOCTL_RESP_TIMEOUT	4000
43 #ifndef IOCTL_RESP_TIMEOUT
44 /* In milli second default value for Production FW */
45 #define IOCTL_RESP_TIMEOUT  DEFAULT_IOCTL_RESP_TIMEOUT
46 #endif /* IOCTL_RESP_TIMEOUT */
47 
48 #ifndef MFG_IOCTL_RESP_TIMEOUT
49 #define MFG_IOCTL_RESP_TIMEOUT  20000  /* In milli second default value for MFG FW */
50 #endif /* MFG_IOCTL_RESP_TIMEOUT */
51 
52 #define DEFAULT_D3_ACK_RESP_TIMEOUT	1000
53 #ifndef D3_ACK_RESP_TIMEOUT
54 #define D3_ACK_RESP_TIMEOUT		DEFAULT_D3_ACK_RESP_TIMEOUT
55 #endif /* D3_ACK_RESP_TIMEOUT */
56 
57 #define DEFAULT_DHD_BUS_BUSY_TIMEOUT	(IOCTL_RESP_TIMEOUT + 1000)
58 #ifndef DHD_BUS_BUSY_TIMEOUT
59 #define DHD_BUS_BUSY_TIMEOUT	DEFAULT_DHD_BUS_BUSY_TIMEOUT
60 #endif /* DEFAULT_DHD_BUS_BUSY_TIMEOUT */
61 
62 #define DS_EXIT_TIMEOUT	1000 /* In ms */
63 #define DS_ENTER_TIMEOUT 1000 /* In ms */
64 
65 #define IOCTL_DISABLE_TIMEOUT 0
66 
67 /*
68  * Exported from the dhd protocol module (dhd_cdc, dhd_rndis)
69  */
70 
71 /* Linkage, sets prot link and updates hdrlen in pub */
72 extern int dhd_prot_attach(dhd_pub_t *dhdp);
73 
74 /* Initilizes the index block for dma'ing indices */
75 extern int dhd_prot_dma_indx_init(dhd_pub_t *dhdp, uint32 rw_index_sz,
76 	uint8 type, uint32 length);
77 
78 /* Unlink, frees allocated protocol memory (including dhd_prot) */
79 extern void dhd_prot_detach(dhd_pub_t *dhdp);
80 
81 /* Initialize protocol: sync w/dongle state.
82  * Sets dongle media info (iswl, drv_version, mac address).
83  */
84 extern int dhd_sync_with_dongle(dhd_pub_t *dhdp);
85 
86 /* Protocol initialization needed for IOCTL/IOVAR path */
87 extern int dhd_prot_init(dhd_pub_t *dhd);
88 
89 /* Stop protocol: sync w/dongle state. */
90 extern void dhd_prot_stop(dhd_pub_t *dhdp);
91 
92 /* Add any protocol-specific data header.
93  * Caller must reserve prot_hdrlen prepend space.
94  */
95 extern void dhd_prot_hdrpush(dhd_pub_t *, int ifidx, void *txp);
96 extern uint dhd_prot_hdrlen(dhd_pub_t *, void *txp);
97 
98 /* Remove any protocol-specific data header. */
99 extern int dhd_prot_hdrpull(dhd_pub_t *, int *ifidx, void *rxp, uchar *buf, uint *len);
100 
101 /* Use protocol to issue ioctl to dongle */
102 extern int dhd_prot_ioctl(dhd_pub_t *dhd, int ifidx, wl_ioctl_t * ioc, void * buf, int len);
103 
104 /* Handles a protocol control response asynchronously */
105 extern int dhd_prot_ctl_complete(dhd_pub_t *dhd);
106 
107 /* Check for and handle local prot-specific iovar commands */
108 extern int dhd_prot_iovar_op(dhd_pub_t *dhdp, const char *name,
109                              void *params, int plen, void *arg, int len, bool set);
110 
111 /* Add prot dump output to a buffer */
112 extern void dhd_prot_dump(dhd_pub_t *dhdp, struct bcmstrbuf *strbuf);
113 
114 /* Dump extended trap data */
115 extern int dhd_prot_dump_extended_trap(dhd_pub_t *dhdp, struct bcmstrbuf *b, bool raw);
116 
117 /* Update local copy of dongle statistics */
118 extern void dhd_prot_dstats(dhd_pub_t *dhdp);
119 
120 extern int dhd_ioctl(dhd_pub_t * dhd_pub, dhd_ioctl_t *ioc, void * buf, uint buflen);
121 
122 extern int dhd_preinit_ioctls(dhd_pub_t *dhd);
123 
124 extern int dhd_process_pkt_reorder_info(dhd_pub_t *dhd, uchar *reorder_info_buf,
125 	uint reorder_info_len, void **pkt, uint32 *free_buf_count);
126 
127 #ifdef BCMPCIE
128 extern bool dhd_prot_process_msgbuf_txcpl(dhd_pub_t *dhd, uint bound);
129 extern bool dhd_prot_process_msgbuf_rxcpl(dhd_pub_t *dhd, uint bound);
130 extern bool dhd_prot_process_msgbuf_infocpl(dhd_pub_t *dhd, uint bound);
131 extern int dhd_prot_process_ctrlbuf(dhd_pub_t * dhd);
132 extern int dhd_prot_process_trapbuf(dhd_pub_t * dhd);
133 extern bool dhd_prot_dtohsplit(dhd_pub_t * dhd);
134 extern int dhd_post_dummy_msg(dhd_pub_t *dhd);
135 extern int dhdmsgbuf_lpbk_req(dhd_pub_t *dhd, uint len);
136 extern void dhd_prot_rx_dataoffset(dhd_pub_t *dhd, uint32 offset);
137 extern int dhd_prot_txdata(dhd_pub_t *dhd, void *p, uint8 ifidx);
138 extern int dhdmsgbuf_dmaxfer_req(dhd_pub_t *dhd,
139 	uint len, uint srcdelay, uint destdelay, uint d11_lpbk);
140 
141 extern void dhd_dma_buf_init(dhd_pub_t *dhd, void *dma_buf,
142 	void *va, uint32 len, dmaaddr_t pa, void *dmah, void *secdma);
143 extern void dhd_prot_flowrings_pool_release(dhd_pub_t *dhd,
144 	uint16 flowid, void *msgbuf_ring);
145 extern int dhd_prot_flow_ring_create(dhd_pub_t *dhd, flow_ring_node_t *flow_ring_node);
146 extern int dhd_post_tx_ring_item(dhd_pub_t *dhd, void *PKTBUF, uint8 ifindex);
147 extern int dhd_prot_flow_ring_delete(dhd_pub_t *dhd, flow_ring_node_t *flow_ring_node);
148 extern int dhd_prot_flow_ring_flush(dhd_pub_t *dhd, flow_ring_node_t *flow_ring_node);
149 extern int dhd_prot_ringupd_dump(dhd_pub_t *dhd, struct bcmstrbuf *b);
150 extern uint32 dhd_prot_metadata_dbg_set(dhd_pub_t *dhd, bool val);
151 extern uint32 dhd_prot_metadata_dbg_get(dhd_pub_t *dhd);
152 extern uint32 dhd_prot_metadatalen_set(dhd_pub_t *dhd, uint32 val, bool rx);
153 extern uint32 dhd_prot_metadatalen_get(dhd_pub_t *dhd, bool rx);
154 extern void dhd_prot_print_flow_ring(dhd_pub_t *dhd, void *msgbuf_flow_info,
155 	struct bcmstrbuf *strbuf, const char * fmt);
156 extern void dhd_prot_print_info(dhd_pub_t *dhd, struct bcmstrbuf *strbuf);
157 extern void dhd_prot_update_txflowring(dhd_pub_t *dhdp, uint16 flow_id, void *msgring_info);
158 extern void dhd_prot_txdata_write_flush(dhd_pub_t *dhd, uint16 flow_id, bool in_lock);
159 extern uint32 dhd_prot_txp_threshold(dhd_pub_t *dhd, bool set, uint32 val);
160 extern void dhd_prot_reset(dhd_pub_t *dhd);
161 
162 #ifdef IDLE_TX_FLOW_MGMT
163 extern int dhd_prot_flow_ring_batch_suspend_request(dhd_pub_t *dhd, uint16 *ringid, uint16 count);
164 extern int dhd_prot_flow_ring_resume(dhd_pub_t *dhd, flow_ring_node_t *flow_ring_node);
165 #endif /* IDLE_TX_FLOW_MGMT */
166 extern int dhd_prot_init_info_rings(dhd_pub_t *dhd);
167 
168 #endif /* BCMPCIE */
169 
170 #ifdef DHD_LB
171 extern void dhd_lb_tx_compl_handler(unsigned long data);
172 extern void dhd_lb_rx_compl_handler(unsigned long data);
173 extern void dhd_lb_rx_process_handler(unsigned long data);
174 #endif /* DHD_LB */
175 extern int dhd_prot_h2d_mbdata_send_ctrlmsg(dhd_pub_t *dhd, uint32 mb_data);
176 
177 #ifdef BCMPCIE
178 extern int dhd_prot_send_host_timestamp(dhd_pub_t *dhdp, uchar *tlv, uint16 tlv_len,
179 	uint16 seq, uint16 xt_id);
180 extern bool dhd_prot_data_path_tx_timestamp_logging(dhd_pub_t *dhd,  bool enable, bool set);
181 extern bool dhd_prot_data_path_rx_timestamp_logging(dhd_pub_t *dhd,  bool enable, bool set);
182 #else /* BCMPCIE */
183 #define dhd_prot_send_host_timestamp(a, b, c, d, e)		0
184 #define dhd_prot_data_path_tx_timestamp_logging(a, b, c)	0
185 #define dhd_prot_data_path_rx_timestamp_logging(a, b, c)	0
186 #endif /* BCMPCIE */
187 
188 extern void dhd_prot_dma_indx_free(dhd_pub_t *dhd);
189 
190 /********************************
191  * For version-string expansion *
192  */
193 #if defined(BDC)
194 #define DHD_PROTOCOL "bdc"
195 #elif defined(CDC)
196 #define DHD_PROTOCOL "cdc"
197 #else
198 #define DHD_PROTOCOL "unknown"
199 #endif /* proto */
200 
201 #endif /* _dhd_proto_h_ */
202