1*5113495bSYour Name /*
2*5113495bSYour Name * Copyright (c) 2013-2020 The Linux Foundation. All rights reserved.
3*5113495bSYour Name *
4*5113495bSYour Name * Permission to use, copy, modify, and/or distribute this software for
5*5113495bSYour Name * any purpose with or without fee is hereby granted, provided that the
6*5113495bSYour Name * above copyright notice and this permission notice appear in all
7*5113495bSYour Name * copies.
8*5113495bSYour Name *
9*5113495bSYour Name * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
10*5113495bSYour Name * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
11*5113495bSYour Name * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
12*5113495bSYour Name * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
13*5113495bSYour Name * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
14*5113495bSYour Name * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
15*5113495bSYour Name * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16*5113495bSYour Name * PERFORMANCE OF THIS SOFTWARE.
17*5113495bSYour Name */
18*5113495bSYour Name
19*5113495bSYour Name /*
20*5113495bSYour Name *
21*5113495bSYour Name * Permission to use, copy, modify, and/or distribute this software for any
22*5113495bSYour Name * purpose with or without fee is hereby granted, provided that the above
23*5113495bSYour Name * copyright notice and this permission notice appear in all copies.
24*5113495bSYour Name *
25*5113495bSYour Name * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
26*5113495bSYour Name * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
27*5113495bSYour Name * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
28*5113495bSYour Name * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
29*5113495bSYour Name * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
30*5113495bSYour Name * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
31*5113495bSYour Name * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
32*5113495bSYour Name */
33*5113495bSYour Name
34*5113495bSYour Name #ifndef REMOVE_PKT_LOG
35*5113495bSYour Name #include "ol_txrx_types.h"
36*5113495bSYour Name #include "ol_htt_tx_api.h"
37*5113495bSYour Name #include "ol_tx_desc.h"
38*5113495bSYour Name #include "qdf_mem.h"
39*5113495bSYour Name #include "htt.h"
40*5113495bSYour Name #include "htt_internal.h"
41*5113495bSYour Name #include "pktlog_ac_i.h"
42*5113495bSYour Name #include "wma_api.h"
43*5113495bSYour Name #include "wlan_logging_sock_svc.h"
44*5113495bSYour Name
45*5113495bSYour Name #ifdef PKTLOG_HAS_SPECIFIC_DATA
46*5113495bSYour Name void
pktlog_hdr_set_specific_data(struct ath_pktlog_hdr * log_hdr,uint32_t type_specific_data)47*5113495bSYour Name pktlog_hdr_set_specific_data(struct ath_pktlog_hdr *log_hdr,
48*5113495bSYour Name uint32_t type_specific_data)
49*5113495bSYour Name {
50*5113495bSYour Name log_hdr->type_specific_data = type_specific_data;
51*5113495bSYour Name }
52*5113495bSYour Name
53*5113495bSYour Name uint32_t
pktlog_hdr_get_specific_data(struct ath_pktlog_hdr * log_hdr)54*5113495bSYour Name pktlog_hdr_get_specific_data(struct ath_pktlog_hdr *log_hdr)
55*5113495bSYour Name {
56*5113495bSYour Name return log_hdr->type_specific_data;
57*5113495bSYour Name }
58*5113495bSYour Name
59*5113495bSYour Name void
pktlog_arg_set_specific_data(struct ath_pktlog_arg * plarg,uint32_t type_specific_data)60*5113495bSYour Name pktlog_arg_set_specific_data(struct ath_pktlog_arg *plarg,
61*5113495bSYour Name uint32_t type_specific_data)
62*5113495bSYour Name {
63*5113495bSYour Name plarg->type_specific_data = type_specific_data;
64*5113495bSYour Name }
65*5113495bSYour Name
66*5113495bSYour Name uint32_t
pktlog_arg_get_specific_data(struct ath_pktlog_arg * plarg)67*5113495bSYour Name pktlog_arg_get_specific_data(struct ath_pktlog_arg *plarg)
68*5113495bSYour Name {
69*5113495bSYour Name return plarg->type_specific_data;
70*5113495bSYour Name }
71*5113495bSYour Name #endif /* PKTLOG_HAS_SPECIFIC_DATA */
72*5113495bSYour Name
pktlog_getbuf_intsafe(struct ath_pktlog_arg * plarg)73*5113495bSYour Name void pktlog_getbuf_intsafe(struct ath_pktlog_arg *plarg)
74*5113495bSYour Name {
75*5113495bSYour Name struct ath_pktlog_buf *log_buf;
76*5113495bSYour Name int32_t buf_size;
77*5113495bSYour Name struct ath_pktlog_hdr *log_hdr;
78*5113495bSYour Name int32_t cur_wr_offset;
79*5113495bSYour Name char *log_ptr;
80*5113495bSYour Name struct ath_pktlog_info *pl_info;
81*5113495bSYour Name uint16_t log_type;
82*5113495bSYour Name size_t log_size;
83*5113495bSYour Name uint32_t flags;
84*5113495bSYour Name #ifdef HELIUMPLUS
85*5113495bSYour Name uint8_t mac_id;
86*5113495bSYour Name #endif
87*5113495bSYour Name
88*5113495bSYour Name if (!plarg) {
89*5113495bSYour Name qdf_info("Invalid parg");
90*5113495bSYour Name return;
91*5113495bSYour Name }
92*5113495bSYour Name
93*5113495bSYour Name pl_info = plarg->pl_info;
94*5113495bSYour Name #ifdef HELIUMPLUS
95*5113495bSYour Name mac_id = plarg->macId;
96*5113495bSYour Name log_type = plarg->log_type;
97*5113495bSYour Name #else
98*5113495bSYour Name log_type = plarg->log_type;
99*5113495bSYour Name #endif
100*5113495bSYour Name log_size = plarg->log_size;
101*5113495bSYour Name log_buf = pl_info->buf;
102*5113495bSYour Name flags = plarg->flags;
103*5113495bSYour Name
104*5113495bSYour Name if (!log_buf) {
105*5113495bSYour Name qdf_info("Invalid log_buf");
106*5113495bSYour Name return;
107*5113495bSYour Name }
108*5113495bSYour Name
109*5113495bSYour Name
110*5113495bSYour Name buf_size = pl_info->buf_size;
111*5113495bSYour Name cur_wr_offset = log_buf->wr_offset;
112*5113495bSYour Name /* Move read offset to the next entry if there is a buffer overlap */
113*5113495bSYour Name if (log_buf->rd_offset >= 0) {
114*5113495bSYour Name if ((cur_wr_offset <= log_buf->rd_offset)
115*5113495bSYour Name && (cur_wr_offset + sizeof(struct ath_pktlog_hdr)) >
116*5113495bSYour Name log_buf->rd_offset) {
117*5113495bSYour Name PKTLOG_MOV_RD_IDX(log_buf->rd_offset, log_buf,
118*5113495bSYour Name buf_size);
119*5113495bSYour Name }
120*5113495bSYour Name } else {
121*5113495bSYour Name log_buf->rd_offset = cur_wr_offset;
122*5113495bSYour Name }
123*5113495bSYour Name
124*5113495bSYour Name log_hdr = (struct ath_pktlog_hdr *)(log_buf->log_data + cur_wr_offset);
125*5113495bSYour Name
126*5113495bSYour Name log_hdr->flags = flags;
127*5113495bSYour Name #ifdef HELIUMPLUS
128*5113495bSYour Name log_hdr->macId = mac_id;
129*5113495bSYour Name log_hdr->log_type = log_type;
130*5113495bSYour Name #else
131*5113495bSYour Name log_hdr->log_type = log_type;
132*5113495bSYour Name #endif
133*5113495bSYour Name log_hdr->size = (uint16_t) log_size;
134*5113495bSYour Name log_hdr->missed_cnt = plarg->missed_cnt;
135*5113495bSYour Name log_hdr->timestamp = plarg->timestamp;
136*5113495bSYour Name pktlog_hdr_set_specific_data(log_hdr,
137*5113495bSYour Name pktlog_arg_get_specific_data(plarg));
138*5113495bSYour Name cur_wr_offset += sizeof(*log_hdr);
139*5113495bSYour Name
140*5113495bSYour Name if ((buf_size - cur_wr_offset) < log_size) {
141*5113495bSYour Name while ((cur_wr_offset <= log_buf->rd_offset)
142*5113495bSYour Name && (log_buf->rd_offset < buf_size)) {
143*5113495bSYour Name PKTLOG_MOV_RD_IDX(log_buf->rd_offset, log_buf,
144*5113495bSYour Name buf_size);
145*5113495bSYour Name }
146*5113495bSYour Name cur_wr_offset = 0;
147*5113495bSYour Name }
148*5113495bSYour Name
149*5113495bSYour Name while ((cur_wr_offset <= log_buf->rd_offset)
150*5113495bSYour Name && (cur_wr_offset + log_size) > log_buf->rd_offset) {
151*5113495bSYour Name PKTLOG_MOV_RD_IDX(log_buf->rd_offset, log_buf, buf_size);
152*5113495bSYour Name }
153*5113495bSYour Name
154*5113495bSYour Name log_ptr = &(log_buf->log_data[cur_wr_offset]);
155*5113495bSYour Name cur_wr_offset += log_hdr->size;
156*5113495bSYour Name
157*5113495bSYour Name log_buf->wr_offset = ((buf_size - cur_wr_offset) >=
158*5113495bSYour Name sizeof(struct ath_pktlog_hdr)) ? cur_wr_offset :
159*5113495bSYour Name 0;
160*5113495bSYour Name
161*5113495bSYour Name plarg->buf = log_ptr;
162*5113495bSYour Name }
163*5113495bSYour Name
pktlog_getbuf(struct pktlog_dev_t * pl_dev,struct ath_pktlog_info * pl_info,size_t log_size,struct ath_pktlog_hdr * pl_hdr)164*5113495bSYour Name char *pktlog_getbuf(struct pktlog_dev_t *pl_dev,
165*5113495bSYour Name struct ath_pktlog_info *pl_info,
166*5113495bSYour Name size_t log_size, struct ath_pktlog_hdr *pl_hdr)
167*5113495bSYour Name {
168*5113495bSYour Name struct ath_pktlog_arg plarg = { 0, };
169*5113495bSYour Name uint8_t flags = 0;
170*5113495bSYour Name
171*5113495bSYour Name plarg.pl_info = pl_info;
172*5113495bSYour Name #ifdef HELIUMPLUS
173*5113495bSYour Name plarg.macId = pl_hdr->macId;
174*5113495bSYour Name plarg.log_type = pl_hdr->log_type;
175*5113495bSYour Name #else
176*5113495bSYour Name plarg.log_type = pl_hdr->log_type;
177*5113495bSYour Name #endif
178*5113495bSYour Name plarg.log_size = log_size;
179*5113495bSYour Name plarg.flags = pl_hdr->flags;
180*5113495bSYour Name plarg.missed_cnt = pl_hdr->missed_cnt;
181*5113495bSYour Name plarg.timestamp = pl_hdr->timestamp;
182*5113495bSYour Name pktlog_arg_set_specific_data(&plarg,
183*5113495bSYour Name pktlog_hdr_get_specific_data(pl_hdr));
184*5113495bSYour Name
185*5113495bSYour Name if (flags & PHFLAGS_INTERRUPT_CONTEXT) {
186*5113495bSYour Name /*
187*5113495bSYour Name * We are already in interrupt context, no need to make it
188*5113495bSYour Name * intsafe. call the function directly.
189*5113495bSYour Name */
190*5113495bSYour Name pktlog_getbuf_intsafe(&plarg);
191*5113495bSYour Name } else {
192*5113495bSYour Name PKTLOG_LOCK(pl_info);
193*5113495bSYour Name pktlog_getbuf_intsafe(&plarg);
194*5113495bSYour Name PKTLOG_UNLOCK(pl_info);
195*5113495bSYour Name }
196*5113495bSYour Name
197*5113495bSYour Name return plarg.buf;
198*5113495bSYour Name }
199*5113495bSYour Name #endif /*REMOVE_PKT_LOG */
200