/*
* DHD debugability support
*
* <<Broadcom-WL-IPTag/Open:>>
*
* Portions of this code are copyright (c) 2022 Cypress Semiconductor Corporation
*
* Copyright (C) 1999-2017, Broadcom Corporation
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a license
* other than the GPL, without Broadcom's express prior written consent.
*
* $Id: dhd_debug.c 701420 2017-05-24 23:20:58Z $
*/
#include <typedefs.h>
#include <osl.h>
#include <bcmutils.h>
#include <bcmendian.h>
#include <dngl_stats.h>
#include <dhd.h>
#include <dhd_linux.h>
#include <dhd_dbg.h>
#include <dhd_dbg_ring.h>
#include <dhd_debug.h>
#include <dhd_mschdbg.h>
#include <dhd_bus.h>
#include <event_log.h>
#include <event_trace.h>
#include <msgtrace.h>
#if defined(DHD_EVENT_LOG_FILTER)
#include <dhd_event_log_filter.h>
#endif /* DHD_EVENT_LOG_FILTER */
#define DHD_PKT_INFO DHD_ERROR
struct map_table {
uint16 fw_id;
uint16 host_id;
char *desc;
};
struct map_table event_map[] = {
{WLC_E_AUTH, WIFI_EVENT_AUTH_COMPLETE, "AUTH_COMPLETE"},
{WLC_E_ASSOC, WIFI_EVENT_ASSOC_COMPLETE, "ASSOC_COMPLETE"},
{TRACE_FW_AUTH_STARTED, WIFI_EVENT_FW_AUTH_STARTED, "AUTH STARTED"},
{TRACE_FW_ASSOC_STARTED, WIFI_EVENT_FW_ASSOC_STARTED, "ASSOC STARTED"},
{TRACE_FW_RE_ASSOC_STARTED, WIFI_EVENT_FW_RE_ASSOC_STARTED, "REASSOC STARTED"},
{TRACE_G_SCAN_STARTED, WIFI_EVENT_G_SCAN_STARTED, "GSCAN STARTED"},
{WLC_E_PFN_SCAN_COMPLETE, WIFI_EVENT_G_SCAN_COMPLETE, "GSCAN COMPLETE"},
{WLC_E_DISASSOC, WIFI_EVENT_DISASSOCIATION_REQUESTED, "DIASSOC REQUESTED"},
{WLC_E_REASSOC, WIFI_EVENT_RE_ASSOCIATION_REQUESTED, "REASSOC REQUESTED"},
{TRACE_ROAM_SCAN_STARTED, WIFI_EVENT_ROAM_REQUESTED, "ROAM REQUESTED"},
{WLC_E_BEACON_FRAME_RX, WIFI_EVENT_BEACON_RECEIVED, "BEACON Received"},
{TRACE_ROAM_SCAN_STARTED, WIFI_EVENT_ROAM_SCAN_STARTED, "ROAM SCAN STARTED"},
{TRACE_ROAM_SCAN_COMPLETE, WIFI_EVENT_ROAM_SCAN_COMPLETE, "ROAM SCAN COMPLETED"},
{TRACE_ROAM_AUTH_STARTED, WIFI_EVENT_ROAM_AUTH_STARTED, "ROAM AUTH STARTED"},
{WLC_E_AUTH, WIFI_EVENT_ROAM_AUTH_COMPLETE, "ROAM AUTH COMPLETED"},
{TRACE_FW_RE_ASSOC_STARTED, WIFI_EVENT_ROAM_ASSOC_STARTED, "ROAM ASSOC STARTED"},
{WLC_E_ASSOC, WIFI_EVENT_ROAM_ASSOC_COMPLETE, "ROAM ASSOC COMPLETED"},
{TRACE_ROAM_SCAN_COMPLETE, WIFI_EVENT_ROAM_SCAN_COMPLETE, "ROAM SCAN COMPLETED"},
{TRACE_BT_COEX_BT_SCO_START, WIFI_EVENT_BT_COEX_BT_SCO_START, "BT SCO START"},
{TRACE_BT_COEX_BT_SCO_STOP, WIFI_EVENT_BT_COEX_BT_SCO_STOP, "BT SCO STOP"},
{TRACE_BT_COEX_BT_SCAN_START, WIFI_EVENT_BT_COEX_BT_SCAN_START, "BT COEX SCAN START"},
{TRACE_BT_COEX_BT_SCAN_STOP, WIFI_EVENT_BT_COEX_BT_SCAN_STOP, "BT COEX SCAN STOP"},
{TRACE_BT_COEX_BT_HID_START, WIFI_EVENT_BT_COEX_BT_HID_START, "BT HID START"},
{TRACE_BT_COEX_BT_HID_STOP, WIFI_EVENT_BT_COEX_BT_HID_STOP, "BT HID STOP"},
{WLC_E_EAPOL_MSG, WIFI_EVENT_FW_EAPOL_FRAME_RECEIVED, "FW EAPOL PKT RECEIVED"},
{TRACE_FW_EAPOL_FRAME_TRANSMIT_START, WIFI_EVENT_FW_EAPOL_FRAME_TRANSMIT_START,
"FW EAPOL PKT TRANSMITED"},
{TRACE_FW_EAPOL_FRAME_TRANSMIT_STOP, WIFI_EVENT_FW_EAPOL_FRAME_TRANSMIT_STOP,
"FW EAPOL PKT TX STOPPED"},
{TRACE_BLOCK_ACK_NEGOTIATION_COMPLETE, WIFI_EVENT_BLOCK_ACK_NEGOTIATION_COMPLETE,
"BLOCK ACK NEGO COMPLETED"},
};
struct map_table event_tag_map[] = {
{TRACE_TAG_VENDOR_SPECIFIC, WIFI_TAG_VENDOR_SPECIFIC, "VENDOR SPECIFIC DATA"},
{TRACE_TAG_BSSID, WIFI_TAG_BSSID, "BSSID"},
{TRACE_TAG_ADDR, WIFI_TAG_ADDR, "ADDR_0"},
{TRACE_TAG_SSID, WIFI_TAG_SSID, "SSID"},
{TRACE_TAG_STATUS, WIFI_TAG_STATUS, "STATUS"},
{TRACE_TAG_CHANNEL_SPEC, WIFI_TAG_CHANNEL_SPEC, "CHANSPEC"},
{TRACE_TAG_WAKE_LOCK_EVENT, WIFI_TAG_WAKE_LOCK_EVENT, "WAKELOCK EVENT"},
{TRACE_TAG_ADDR1, WIFI_TAG_ADDR1, "ADDR_1"},
{TRACE_TAG_ADDR2, WIFI_TAG_ADDR2, "ADDR_2"},
{TRACE_TAG_ADDR3, WIFI_TAG_ADDR3, "ADDR_3"},
{TRACE_TAG_ADDR4, WIFI_TAG_ADDR4, "ADDR_4"},
{TRACE_TAG_TSF, WIFI_TAG_TSF, "TSF"},
{TRACE_TAG_IE, WIFI_TAG_IE, "802.11 IE"},
{TRACE_TAG_INTERFACE, WIFI_TAG_INTERFACE, "INTERFACE"},
{TRACE_TAG_REASON_CODE, WIFI_TAG_REASON_CODE, "REASON CODE"},
{TRACE_TAG_RATE_MBPS, WIFI_TAG_RATE_MBPS, "RATE"},
};
/* define log level per ring type */
struct log_level_table fw_verbose_level_map[] = {
{1, EVENT_LOG_TAG_PCI_ERROR, "PCI_ERROR"},
{1, EVENT_LOG_TAG_PCI_WARN, "PCI_WARN"},
{2, EVENT_LOG_TAG_PCI_INFO, "PCI_INFO"},
{3, EVENT_LOG_TAG_PCI_DBG, "PCI_DEBUG"},
{3, EVENT_LOG_TAG_BEACON_LOG, "BEACON_LOG"},
{2, EVENT_LOG_TAG_WL_ASSOC_LOG, "ASSOC_LOG"},
{2, EVENT_LOG_TAG_WL_ROAM_LOG, "ROAM_LOG"},
{1, EVENT_LOG_TAG_TRACE_WL_INFO, "WL INFO"},
{1, EVENT_LOG_TAG_TRACE_BTCOEX_INFO, "BTCOEX INFO"},
#ifdef CUSTOMER_HW4_DEBUG
{3, EVENT_LOG_TAG_SCAN_WARN, "SCAN_WARN"},
#else
{1, EVENT_LOG_TAG_SCAN_WARN, "SCAN_WARN"},
#endif /* CUSTOMER_HW4_DEBUG */
{1, EVENT_LOG_TAG_SCAN_ERROR, "SCAN_ERROR"},
{2, EVENT_LOG_TAG_SCAN_TRACE_LOW, "SCAN_TRACE_LOW"},
{2, EVENT_LOG_TAG_SCAN_TRACE_HIGH, "SCAN_TRACE_HIGH"}
};
/* reference tab table */
uint ref_tag_tbl[EVENT_LOG_TAG_MAX + 1] = {0};
typedef struct dhddbg_loglist_item {
dll_t list;
prcd_event_log_hdr_t prcd_log_hdr;
} loglist_item_t;
typedef struct dhbdbg_pending_item {
dll_t list;
dhd_dbg_ring_status_t ring_status;
dhd_dbg_ring_entry_t *ring_entry;
} pending_item_t;
/* trace log entry header user space processing */
struct tracelog_header {
int magic_num;
int buf_size;
int seq_num;
};
#define TRACE_LOG_MAGIC_NUMBER 0xEAE47C06
int
dhd_dbg_push_to_ring(dhd_pub_t *dhdp, int ring_id, dhd_dbg_ring_entry_t *hdr, void *data)
{
dhd_dbg_ring_t *ring;
int ret = 0;
uint32 pending_len = 0;
if (!dhdp || !dhdp->dbg) {
return BCME_BADADDR;
}
if (!VALID_RING(ring_id)) {
DHD_ERROR(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return BCME_RANGE;
}
ring = &dhdp->dbg->dbg_rings[ring_id];
ret = dhd_dbg_ring_push(ring, hdr, data);
if (ret != BCME_OK)
return ret;
pending_len = dhd_dbg_ring_get_pending_len(ring);
dhd_dbg_ring_sched_pull(ring, pending_len, dhdp->dbg->pullreq,
dhdp->dbg->private, ring->id);
return ret;
}
dhd_dbg_ring_t *
dhd_dbg_get_ring_from_ring_id(dhd_pub_t *dhdp, int ring_id)
{
if (!dhdp || !dhdp->dbg) {
return NULL;
}
if (!VALID_RING(ring_id)) {
DHD_ERROR(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return NULL;
}
return &dhdp->dbg->dbg_rings[ring_id];
}
int
dhd_dbg_pull_single_from_ring(dhd_pub_t *dhdp, int ring_id, void *data, uint32 buf_len,
bool strip_header)
{
dhd_dbg_ring_t *ring;
if (!dhdp || !dhdp->dbg) {
return 0;
}
if (!VALID_RING(ring_id)) {
DHD_ERROR(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return BCME_RANGE;
}
ring = &dhdp->dbg->dbg_rings[ring_id];
return dhd_dbg_ring_pull_single(ring, data, buf_len, strip_header);
}
int
dhd_dbg_pull_from_ring(dhd_pub_t *dhdp, int ring_id, void *data, uint32 buf_len)
{
dhd_dbg_ring_t *ring;
if (!dhdp || !dhdp->dbg)
return 0;
if (!VALID_RING(ring_id)) {
DHD_ERROR(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return BCME_RANGE;
}
ring = &dhdp->dbg->dbg_rings[ring_id];
return dhd_dbg_ring_pull(ring, data, buf_len, FALSE);
}
static int
dhd_dbg_msgtrace_seqchk(uint32 *prev, uint32 cur)
{
/* normal case including wrap around */
if ((cur == 0 && *prev == 0xFFFFFFFF) || ((cur - *prev) == 1)) {
goto done;
} else if (cur == *prev) {
DHD_EVENT(("%s duplicate trace\n", __FUNCTION__));
return -1;
} else if (cur > *prev) {
DHD_EVENT(("%s lost %d packets\n", __FUNCTION__, cur - *prev));
} else {
DHD_EVENT(("%s seq out of order, dhd %d, dongle %d\n",
__FUNCTION__, *prev, cur));
}
done:
*prev = cur;
return 0;
}
#ifndef MACOSX_DHD
static void
dhd_dbg_msgtrace_msg_parser(void *event_data)
{
msgtrace_hdr_t *hdr;
char *data, *s;
static uint32 seqnum_prev = 0;
if (!event_data) {
DHD_ERROR(("%s: event_data is NULL\n", __FUNCTION__));
return;
}
hdr = (msgtrace_hdr_t *)event_data;
data = (char *)event_data + MSGTRACE_HDRLEN;
/* There are 2 bytes available at the end of data */
data[ntoh16(hdr->len)] = '\0';
if (ntoh32(hdr->discarded_bytes) || ntoh32(hdr->discarded_printf)) {
DHD_DBGIF(("WLC_E_TRACE: [Discarded traces in dongle -->"
"discarded_bytes %d discarded_printf %d]\n",
ntoh32(hdr->discarded_bytes),
ntoh32(hdr->discarded_printf)));
}
if (dhd_dbg_msgtrace_seqchk(&seqnum_prev, ntoh32(hdr->seqnum)))
return;
/* Display the trace buffer. Advance from
* \n to \n to avoid display big
* printf (issue with Linux printk )
*/
while (*data != '\0' && (s = strstr(data, "\n")) != NULL) {
*s = '\0';
DHD_FWLOG(("[FWLOG] %s\n", data));
data = s+1;
}
if (*data)
DHD_FWLOG(("[FWLOG] %s", data));
}
#endif /* MACOSX_DHD */
#ifdef SHOW_LOGTRACE
#define DATA_UNIT_FOR_LOG_CNT 4
#if defined(STRICT_GCC_WARNINGS) && defined(__GNUC__)
#pragma GCC diagnostic pop
#endif // endif
int
replace_percent_p_to_x(char *fmt)
{
int p_to_x_done = FALSE;
while (*fmt != '\0')
{
/* Skip characters will we see a % */
if (*fmt++ != '%')
{
continue;
}
/*
* Skip any flags, field width and precision:
*Flags: Followed by %
* #, 0, -, ' ', +
*/
if (*fmt == '#')
fmt++;
if (*fmt == '0' || *fmt == '-' || *fmt == '+')
fmt++;
/*
* Field width:
* An optional decimal digit string (with non-zero first digit)
* specifying a minimum field width
*/
while (*fmt && bcm_isdigit(*fmt))
fmt++;
/*
* Precision:
* An optional precision, in the form of a period ('.') followed by an
* optional decimal digit string.
*/
if (*fmt == '.')
{
fmt++;
while (*fmt && bcm_isdigit(*fmt)) fmt++;
}
/* If %p is seen, change it to %x */
if (*fmt == 'p')
{
*fmt = 'x';
p_to_x_done = TRUE;
}
if (*fmt)
fmt++;
}
return p_to_x_done;
}
/* To identify format of types %Ns where N >= 0 is a number */
bool
check_valid_string_format(char *curr_ptr)
{
char *next_ptr;
if ((next_ptr = bcmstrstr(curr_ptr, "s")) != NULL) {
/* Default %s format */
if (curr_ptr == next_ptr) {
return TRUE;
}
/* Verify each charater between '%' and 's' is a valid number */
while (curr_ptr < next_ptr) {
if (bcm_isdigit(*curr_ptr) == FALSE) {
return FALSE;
}
curr_ptr++;
}
return TRUE;
} else {
return FALSE;
}
}
/* To identify format of non string format types */
bool
check_valid_non_string_format(char *curr_ptr)
{
char *next_ptr;
char *next_fmt_stptr;
char valid_fmt_types[17] = {'d', 'i', 'x', 'X', 'c', 'p', 'u',
'f', 'F', 'e', 'E', 'g', 'G', 'o',
'a', 'A', 'n'};
int i;
bool valid = FALSE;
/* Check for next % in the fmt str */
next_fmt_stptr = bcmstrstr(curr_ptr, "%");
for (next_ptr = curr_ptr; *next_ptr != '\0'; next_ptr++) {
for (i = 0; i < (int)((sizeof(valid_fmt_types))/sizeof(valid_fmt_types[0])); i++) {
if (*next_ptr == valid_fmt_types[i]) {
/* Check whether format type found corresponds to current %
* and not the next one, if exists.
*/
if ((next_fmt_stptr == NULL) ||
(next_fmt_stptr && (next_ptr < next_fmt_stptr))) {
/* Not validating for length/width fields in
* format specifier.
*/
valid = TRUE;
}
goto done;
}
}
}
done:
return valid;
}
#define MAX_NO_OF_ARG 16
#define FMTSTR_SIZE 200
#define ROMSTR_SIZE 268
#define SIZE_LOC_STR 50
#define LOG_PRINT_CNT_MAX 16u
#define EL_PARSE_VER "V02"
#define EL_MSEC_PER_SEC 1000
#ifdef DHD_LOG_PRINT_RATE_LIMIT
#define MAX_LOG_PRINT_COUNT 100u
#define LOG_PRINT_THRESH (1u * USEC_PER_SEC)
#endif // endif
bool
dhd_dbg_process_event_log_hdr(event_log_hdr_t *log_hdr, prcd_event_log_hdr_t *prcd_log_hdr)
{
event_log_extended_hdr_t *ext_log_hdr;
uint16 event_log_fmt_num;
uint8 event_log_hdr_type;
/* Identify the type of event tag, payload type etc.. */
event_log_hdr_type = log_hdr->fmt_num & DHD_EVENT_LOG_HDR_MASK;
event_log_fmt_num = (log_hdr->fmt_num >> DHD_EVENT_LOG_FMT_NUM_OFFSET) &
DHD_EVENT_LOG_FMT_NUM_MASK;
switch (event_log_hdr_type) {
case DHD_OW_NB_EVENT_LOG_HDR:
prcd_log_hdr->ext_event_log_hdr = FALSE;
prcd_log_hdr->binary_payload = FALSE;
break;
case DHD_TW_NB_EVENT_LOG_HDR:
prcd_log_hdr->ext_event_log_hdr = TRUE;
prcd_log_hdr->binary_payload = FALSE;
break;
case DHD_BI_EVENT_LOG_HDR:
if (event_log_fmt_num == DHD_OW_BI_EVENT_FMT_NUM) {
prcd_log_hdr->ext_event_log_hdr = FALSE;
prcd_log_hdr->binary_payload = TRUE;
} else if (event_log_fmt_num == DHD_TW_BI_EVENT_FMT_NUM) {
prcd_log_hdr->ext_event_log_hdr = TRUE;
prcd_log_hdr->binary_payload = TRUE;
} else {
DHD_ERROR(("%s: invalid format number 0x%X\n",
__FUNCTION__, event_log_fmt_num));
return FALSE;
}
break;
case DHD_INVALID_EVENT_LOG_HDR:
default:
DHD_ERROR(("%s: invalid event log header type 0x%X\n",
__FUNCTION__, event_log_hdr_type));
return FALSE;
}
/* Parse extended and legacy event log headers and populate prcd_event_log_hdr_t */
if (prcd_log_hdr->ext_event_log_hdr) {
ext_log_hdr = (event_log_extended_hdr_t *)
((uint8 *)log_hdr - sizeof(event_log_hdr_t));
prcd_log_hdr->tag = ((ext_log_hdr->extended_tag &
DHD_TW_VALID_TAG_BITS_MASK) << DHD_TW_EVENT_LOG_TAG_OFFSET) | log_hdr->tag;
} else {
prcd_log_hdr->tag = log_hdr->tag;
}
prcd_log_hdr->count = log_hdr->count;
prcd_log_hdr->fmt_num_raw = log_hdr->fmt_num;
prcd_log_hdr->fmt_num = event_log_fmt_num;
/* update arm cycle */
/*
* For loegacy event tag :-
* |payload........|Timestamp| Tag
*
* For extended event tag:-
* |payload........|Timestamp|extended Tag| Tag.
*
*/
prcd_log_hdr->armcycle = prcd_log_hdr->ext_event_log_hdr ?
*(uint32 *)(log_hdr - EVENT_TAG_TIMESTAMP_EXT_OFFSET) :
*(uint32 *)(log_hdr - EVENT_TAG_TIMESTAMP_OFFSET);
/* update event log data pointer address */
prcd_log_hdr->log_ptr =
(uint32 *)log_hdr - log_hdr->count - prcd_log_hdr->ext_event_log_hdr;
/* handle error cases above this */
return TRUE;
}
static void
dhd_dbg_verboselog_handler(dhd_pub_t *dhdp, prcd_event_log_hdr_t *plog_hdr,
void *raw_event_ptr, uint32 logset, uint16 block, uint32* data)
{
event_log_hdr_t *ts_hdr;
uint32 *log_ptr = plog_hdr->log_ptr;
char fmtstr_loc_buf[ROMSTR_SIZE] = { 0 };
uint32 rom_str_len = 0;
uint32 *ts_data;
if (!raw_event_ptr) {
return;
}
if (log_ptr < data) {
DHD_ERROR(("Invalid log pointer, logptr : %p data : %p \n", log_ptr, data));
return;
}
BCM_REFERENCE(ts_hdr);
BCM_REFERENCE(ts_data);
if (log_ptr > data) {
/* Get time stamp if it's updated */
ts_hdr = (event_log_hdr_t *)((char *)log_ptr - sizeof(event_log_hdr_t));
if (ts_hdr->tag == EVENT_LOG_TAG_TS) {
ts_data = (uint32 *)ts_hdr - ts_hdr->count;
if (ts_data >= data) {
DHD_MSGTRACE_LOG(("EVENT_LOG_TS[0x%08x]: SYS:%08x CPU:%08x\n",
ts_data[ts_hdr->count - 1], ts_data[0], ts_data[1]));
}
}
}
if (plog_hdr->tag == EVENT_LOG_TAG_ROM_PRINTF) {
rom_str_len = (plog_hdr->count - 1) * sizeof(uint32);
if (rom_str_len >= (ROMSTR_SIZE -1))
rom_str_len = ROMSTR_SIZE - 1;
/* copy all ascii data for ROM printf to local string */
memcpy(fmtstr_loc_buf, log_ptr, rom_str_len);
/* add end of line at last */
fmtstr_loc_buf[rom_str_len] = '\0';
DHD_MSGTRACE_LOG(("EVENT_LOG_ROM[0x%08x]: %s",
log_ptr[plog_hdr->count - 1], fmtstr_loc_buf));
/* Add newline if missing */
if (fmtstr_loc_buf[strlen(fmtstr_loc_buf) - 1] != '\n')
DHD_MSGTRACE_LOG(("\n"));
return;
}
if (plog_hdr->tag == EVENT_LOG_TAG_MSCHPROFILE ||
plog_hdr->tag == EVENT_LOG_TAG_MSCHPROFILE_TLV) {
wl_mschdbg_verboselog_handler(dhdp, raw_event_ptr, plog_hdr, log_ptr);
return;
}
/* print the message out in a logprint */
dhd_dbg_verboselog_printf(dhdp, plog_hdr, raw_event_ptr, log_ptr, logset, block);
}
void
dhd_dbg_verboselog_printf(dhd_pub_t *dhdp, prcd_event_log_hdr_t *plog_hdr,
void *raw_event_ptr, uint32 *log_ptr, uint32 logset, uint16 block)
{
dhd_event_log_t *raw_event = (dhd_event_log_t *)raw_event_ptr;
uint16 count;
int log_level, id;
char fmtstr_loc_buf[ROMSTR_SIZE] = { 0 };
char (*str_buf)[SIZE_LOC_STR] = NULL;
char *str_tmpptr = NULL;
uint32 addr = 0;
typedef union {
uint32 val;
char * addr;
} u_arg;
u_arg arg[MAX_NO_OF_ARG] = {{0}};
char *c_ptr = NULL;
struct bcmstrbuf b;
#ifdef DHD_LOG_PRINT_RATE_LIMIT
static int log_print_count = 0;
static uint64 ts0 = 0;
uint64 ts1 = 0;
#endif /* DHD_LOG_PRINT_RATE_LIMIT */
BCM_REFERENCE(arg);
#ifdef DHD_LOG_PRINT_RATE_LIMIT
if (!ts0)
ts0 = OSL_SYSUPTIME_US();
ts1 = OSL_SYSUPTIME_US();
if (((ts1 - ts0) <= LOG_PRINT_THRESH) && (log_print_count >= MAX_LOG_PRINT_COUNT)) {
log_print_threshold = 1;
ts0 = 0;
log_print_count = 0;
DHD_ERROR(("%s: Log print water mark is reached,"
" console logs are dumped only to debug_dump file\n", __FUNCTION__));
} else if ((ts1 - ts0) > LOG_PRINT_THRESH) {
log_print_threshold = 0;
ts0 = 0;
log_print_count = 0;
}
#endif /* DHD_LOG_PRINT_RATE_LIMIT */
/* print the message out in a logprint. Logprint expects raw format number */
if (!(raw_event->fmts)) {
if (dhdp->dbg) {
log_level = dhdp->dbg->dbg_rings[FW_VERBOSE_RING_ID].log_level;
for (id = 0; id < ARRAYSIZE(fw_verbose_level_map); id++) {
if ((fw_verbose_level_map[id].tag == plog_hdr->tag) &&
(fw_verbose_level_map[id].log_level > log_level))
return;
}
}
if (plog_hdr->binary_payload) {
DHD_ECNTR_LOG(("%06d.%03d EL:tag=%d len=%d fmt=0x%x",
(uint32)(log_ptr[plog_hdr->count - 1] / EL_MSEC_PER_SEC),
(uint32)(log_ptr[plog_hdr->count - 1] % EL_MSEC_PER_SEC),
plog_hdr->tag,
plog_hdr->count,
plog_hdr->fmt_num_raw));
for (count = 0; count < (plog_hdr->count - 1); count++) {
if (count && (count % LOG_PRINT_CNT_MAX == 0)) {
DHD_ECNTR_LOG(("\n\t%08x", log_ptr[count]));
} else {
DHD_ECNTR_LOG((" %08x", log_ptr[count]));
}
}
DHD_ECNTR_LOG(("\n"));
}
else {
bcm_binit(&b, fmtstr_loc_buf, FMTSTR_SIZE);
#ifndef OEM_ANDROID
bcm_bprintf(&b, "%06d.%03d EL: %d 0x%x",
(uint32)(log_ptr[plog_hdr->count - 1] / EL_MSEC_PER_SEC),
(uint32)(log_ptr[plog_hdr->count - 1] % EL_MSEC_PER_SEC),
plog_hdr->tag,
plog_hdr->fmt_num_raw);
#else
bcm_bprintf(&b, "%06d.%03d EL:%s:%u:%u %d %d 0x%x",
(uint32)(log_ptr[plog_hdr->count - 1] / EL_MSEC_PER_SEC),
(uint32)(log_ptr[plog_hdr->count - 1] % EL_MSEC_PER_SEC),
EL_PARSE_VER, logset, block,
plog_hdr->tag,
plog_hdr->count,
plog_hdr->fmt_num_raw);
#endif /* !OEM_ANDROID */
for (count = 0; count < (plog_hdr->count - 1); count++) {
bcm_bprintf(&b, " %x", log_ptr[count]);
}
/* ensure preserve fw logs go to debug_dump only in case of customer4 */
if (logset < dhdp->event_log_max_sets &&
((0x01u << logset) & dhdp->logset_prsrv_mask)) {
DHD_PRSRV_MEM(("%s\n", b.origbuf));
} else {
DHD_FWLOG(("%s\n", b.origbuf));
#ifdef DHD_LOG_PRINT_RATE_LIMIT
log_print_count++;
#endif /* DHD_LOG_PRINT_RATE_LIMIT */
}
}
return;
}
str_buf = MALLOCZ(dhdp->osh, (MAX_NO_OF_ARG * SIZE_LOC_STR));
if (!str_buf) {
DHD_ERROR(("%s: malloc failed str_buf\n", __FUNCTION__));
return;
}
if ((plog_hdr->fmt_num) < raw_event->num_fmts) {
if (plog_hdr->tag == EVENT_LOG_TAG_MSCHPROFILE) {
snprintf(fmtstr_loc_buf, FMTSTR_SIZE, "%s",
raw_event->fmts[plog_hdr->fmt_num]);
plog_hdr->count++;
} else {
snprintf(fmtstr_loc_buf, FMTSTR_SIZE, "CONSOLE_E:%u:%u %06d.%03d %s",
logset, block,
(uint32)(log_ptr[plog_hdr->count - 1] / EL_MSEC_PER_SEC),
(uint32)(log_ptr[plog_hdr->count - 1] % EL_MSEC_PER_SEC),
raw_event->fmts[plog_hdr->fmt_num]);
}
c_ptr = fmtstr_loc_buf;
} else {
/* for ecounters, don't print the error as it will flood */
if ((plog_hdr->fmt_num != DHD_OW_BI_EVENT_FMT_NUM) &&
(plog_hdr->fmt_num != DHD_TW_BI_EVENT_FMT_NUM)) {
DHD_ERROR(("%s: fmt number: 0x%x out of range\n",
__FUNCTION__, plog_hdr->fmt_num));
} else {
DHD_INFO(("%s: fmt number: 0x%x out of range\n",
__FUNCTION__, plog_hdr->fmt_num));
}
goto exit;
}
if (plog_hdr->count > MAX_NO_OF_ARG) {
DHD_ERROR(("%s: plog_hdr->count(%d) out of range\n",
__FUNCTION__, plog_hdr->count));
goto exit;
}
/* print the format string which will be needed for debugging incorrect formats */
DHD_INFO(("%s: fmtstr_loc_buf = %s\n", __FUNCTION__, fmtstr_loc_buf));
/* Replace all %p to %x to handle 32 bit %p */
replace_percent_p_to_x(fmtstr_loc_buf);
for (count = 0; count < (plog_hdr->count - 1); count++) {
if (c_ptr != NULL)
if ((c_ptr = bcmstrstr(c_ptr, "%")) != NULL)
c_ptr++;
if (c_ptr != NULL) {
if (check_valid_string_format(c_ptr)) {
if ((raw_event->raw_sstr) &&
((log_ptr[count] > raw_event->rodata_start) &&
(log_ptr[count] < raw_event->rodata_end))) {
/* ram static string */
addr = log_ptr[count] - raw_event->rodata_start;
str_tmpptr = raw_event->raw_sstr + addr;
memcpy(str_buf[count], str_tmpptr,
SIZE_LOC_STR);
str_buf[count][SIZE_LOC_STR-1] = '\0';
arg[count].addr = str_buf[count];
} else if ((raw_event->rom_raw_sstr) &&
((log_ptr[count] >
raw_event->rom_rodata_start) &&
(log_ptr[count] <
raw_event->rom_rodata_end))) {
/* rom static string */
addr = log_ptr[count] - raw_event->rom_rodata_start;
str_tmpptr = raw_event->rom_raw_sstr + addr;
memcpy(str_buf[count], str_tmpptr,
SIZE_LOC_STR);
str_buf[count][SIZE_LOC_STR-1] = '\0';
arg[count].addr = str_buf[count];
} else {
/*
* Dynamic string OR
* No data for static string.
* So store all string's address as string.
*/
snprintf(str_buf[count], SIZE_LOC_STR,
"(s)0x%x", log_ptr[count]);
arg[count].addr = str_buf[count];
}
} else if (check_valid_non_string_format(c_ptr)) {
/* Other than string format */
arg[count].val = log_ptr[count];
} else {
*(c_ptr - 1) = '\0';
break;
}
}
}
/* ensure preserve fw logs go to debug_dump only in case of customer4 */
if (logset < dhdp->event_log_max_sets &&
((0x01u << logset) & dhdp->logset_prsrv_mask)) {
DHD_PRSRV_MEM((fmtstr_loc_buf, arg[0], arg[1], arg[2], arg[3],
arg[4], arg[5], arg[6], arg[7], arg[8], arg[9], arg[10],
arg[11], arg[12], arg[13], arg[14], arg[15]));
} else {
DHD_FWLOG((fmtstr_loc_buf, arg[0], arg[1], arg[2], arg[3],
arg[4], arg[5], arg[6], arg[7], arg[8], arg[9], arg[10],
arg[11], arg[12], arg[13], arg[14], arg[15]));
#ifdef DHD_LOG_PRINT_RATE_LIMIT
log_print_count++;
#endif /* DHD_LOG_PRINT_RATE_LIMIT */
}
exit:
MFREE(dhdp->osh, str_buf, (MAX_NO_OF_ARG * SIZE_LOC_STR));
}
void
dhd_dbg_msgtrace_log_parser(dhd_pub_t *dhdp, void *event_data,
void *raw_event_ptr, uint datalen, bool msgtrace_hdr_present,
uint32 msgtrace_seqnum)
{
msgtrace_hdr_t *hdr;
char *data, *tmpdata;
const uint32 log_hdr_len = sizeof(event_log_hdr_t);
uint32 log_pyld_len;
static uint32 seqnum_prev = 0;
event_log_hdr_t *log_hdr;
bool msg_processed = FALSE;
prcd_event_log_hdr_t prcd_log_hdr;
prcd_event_log_hdr_t *plog_hdr;
dll_t list_head, *cur;
loglist_item_t *log_item;
dhd_dbg_ring_entry_t msg_hdr;
char *logbuf;
struct tracelog_header *logentry_header;
uint ring_data_len = 0;
bool ecntr_pushed = FALSE;
bool rtt_pushed = FALSE;
bool dll_inited = FALSE;
uint32 logset = 0;
uint16 block = 0;
bool event_log_max_sets_queried;
uint32 event_log_max_sets;
uint min_expected_len = 0;
uint16 len_chk = 0;
BCM_REFERENCE(ecntr_pushed);
BCM_REFERENCE(rtt_pushed);
BCM_REFERENCE(len_chk);
/* store event_logset_queried and event_log_max_sets in local variables
* to avoid race conditions as they were set from different contexts(preinit)
*/
event_log_max_sets_queried = dhdp->event_log_max_sets_queried;
/* Make sure queried is read first with wmb and then max_sets,
* as it is done in reverse order during preinit ioctls.
*/
OSL_SMP_WMB();
event_log_max_sets = dhdp->event_log_max_sets;
if (msgtrace_hdr_present)
min_expected_len = (MSGTRACE_HDRLEN + EVENT_LOG_BLOCK_LEN);
else
min_expected_len = EVENT_LOG_BLOCK_LEN;
/* log trace event consists of:
* msgtrace header
* event log block header
* event log payload
*/
if (!event_data || (datalen <= min_expected_len)) {
DHD_ERROR(("%s: Not processing due to invalid event_data : %p or length : %d\n",
__FUNCTION__, event_data, datalen));
if (event_data && msgtrace_hdr_present) {
prhex("event_data dump", event_data, datalen);
tmpdata = (char *)event_data + MSGTRACE_HDRLEN;
if (tmpdata) {
DHD_ERROR(("EVENT_LOG_HDR[0x%x]: Set: 0x%08x length = %d\n",
ltoh16(*((uint16 *)(tmpdata+2))),
ltoh32(*((uint32 *)(tmpdata + 4))),
ltoh16(*((uint16 *)(tmpdata)))));
}
} else if (!event_data) {
DHD_ERROR(("%s: event_data is NULL, cannot dump prhex\n", __FUNCTION__));
}
return;
}
if (msgtrace_hdr_present) {
hdr = (msgtrace_hdr_t *)event_data;
data = (char *)event_data + MSGTRACE_HDRLEN;
datalen -= MSGTRACE_HDRLEN;
msgtrace_seqnum = ntoh32(hdr->seqnum);
} else {
data = (char *)event_data;
}
if (dhd_dbg_msgtrace_seqchk(&seqnum_prev, msgtrace_seqnum))
return;
/* Save the whole message to event log ring */
memset(&msg_hdr, 0, sizeof(dhd_dbg_ring_entry_t));
logbuf = VMALLOC(dhdp->osh, sizeof(*logentry_header) + datalen);
if (logbuf == NULL)
return;
logentry_header = (struct tracelog_header *)logbuf;
logentry_header->magic_num = TRACE_LOG_MAGIC_NUMBER;
logentry_header->buf_size = datalen;
logentry_header->seq_num = msgtrace_seqnum;
msg_hdr.type = DBG_RING_ENTRY_DATA_TYPE;
ring_data_len = datalen + sizeof(*logentry_header);
if ((sizeof(*logentry_header) + datalen) > PAYLOAD_MAX_LEN) {
DHD_ERROR(("%s:Payload len=%u exceeds max len\n", __FUNCTION__,
((uint)sizeof(*logentry_header) + datalen)));
goto exit;
}
msg_hdr.len = sizeof(*logentry_header) + datalen;
memcpy(logbuf + sizeof(*logentry_header), data, datalen);
DHD_DBGIF(("%s: datalen %d %d\n", __FUNCTION__, msg_hdr.len, datalen));
dhd_dbg_push_to_ring(dhdp, FW_VERBOSE_RING_ID, &msg_hdr, logbuf);
/* Print sequence number, originating set and length of received
* event log buffer. Refer to event log buffer structure in
* event_log.h
*/
DHD_MSGTRACE_LOG(("EVENT_LOG_HDR[0x%x]: Set: 0x%08x length = %d\n",
ltoh16(*((uint16 *)(data+2))), ltoh32(*((uint32 *)(data + 4))),
ltoh16(*((uint16 *)(data)))));
logset = ltoh32(*((uint32 *)(data + 4)));
if (logset >= event_log_max_sets) {
DHD_ERROR(("%s logset: %d max: %d out of range queried: %d\n",
__FUNCTION__, logset, event_log_max_sets, event_log_max_sets_queried));
#ifdef DHD_FW_COREDUMP
if (event_log_max_sets_queried) {
DHD_ERROR(("%s: collect socram for DUMP_TYPE_LOGSET_BEYOND_RANGE\n",
__FUNCTION__));
dhdp->memdump_type = DUMP_TYPE_LOGSET_BEYOND_RANGE;
dhd_bus_mem_dump(dhdp);
}
#endif /* DHD_FW_COREDUMP */
}
block = ltoh16(*((uint16 *)(data+2)));
data += EVENT_LOG_BLOCK_HDRLEN;
datalen -= EVENT_LOG_BLOCK_HDRLEN;
/* start parsing from the tail of packet
* Sameple format of a meessage
* 001d3c54 00000064 00000064 001d3c54 001dba08 035d6ce1 0c540639
* 001d3c54 00000064 00000064 035d6d89 0c580439
* 0x0c580439 -- 39 is tag, 04 is count, 580c is format number
* all these uint32 values comes in reverse order as group as EL data
* while decoding we can only parse from last to first
* |<- datalen ->|
* |----(payload and maybe more logs)----|event_log_hdr_t|
* data log_hdr
*/
dll_init(&list_head);
dll_inited = TRUE;
while (datalen > log_hdr_len) {
log_hdr = (event_log_hdr_t *)(data + datalen - log_hdr_len);
memset(&prcd_log_hdr, 0, sizeof(prcd_log_hdr));
if (!dhd_dbg_process_event_log_hdr(log_hdr, &prcd_log_hdr)) {
DHD_ERROR(("%s: Error while parsing event log header\n",
__FUNCTION__));
}
/* skip zero padding at end of frame */
if (prcd_log_hdr.tag == EVENT_LOG_TAG_NULL) {
datalen -= log_hdr_len;
continue;
}
/* Check argument count (for non-ecounter events only),
* any event log should contain at least
* one argument (4 bytes) for arm cycle count and up to 16
* arguments except EVENT_LOG_TAG_STATS which could use the
* whole payload of 256 words
*/
if (prcd_log_hdr.count == 0) {
break;
}
/* Both tag_stats and proxd are binary payloads so skip
* argument count check for these.
*/
if ((prcd_log_hdr.tag != EVENT_LOG_TAG_STATS) &&
(prcd_log_hdr.tag != EVENT_LOG_TAG_PROXD_SAMPLE_COLLECT) &&
(prcd_log_hdr.count > MAX_NO_OF_ARG)) {
break;
}
log_pyld_len = (prcd_log_hdr.count + prcd_log_hdr.ext_event_log_hdr) *
DATA_UNIT_FOR_LOG_CNT;
/* log data should not cross the event data boundary */
if ((uint32)((char *)log_hdr - data) < log_pyld_len) {
break;
}
/* skip 4 bytes time stamp packet */
if (prcd_log_hdr.tag == EVENT_LOG_TAG_TS) {
datalen -= (log_pyld_len + log_hdr_len);
continue;
}
if (!(log_item = MALLOC(dhdp->osh, sizeof(*log_item)))) {
DHD_ERROR(("%s allocating log list item failed\n",
__FUNCTION__));
break;
}
log_item->prcd_log_hdr.tag = prcd_log_hdr.tag;
log_item->prcd_log_hdr.count = prcd_log_hdr.count;
log_item->prcd_log_hdr.fmt_num = prcd_log_hdr.fmt_num;
log_item->prcd_log_hdr.fmt_num_raw = prcd_log_hdr.fmt_num_raw;
log_item->prcd_log_hdr.armcycle = prcd_log_hdr.armcycle;
log_item->prcd_log_hdr.log_ptr = prcd_log_hdr.log_ptr;
log_item->prcd_log_hdr.payload_len = prcd_log_hdr.payload_len;
log_item->prcd_log_hdr.ext_event_log_hdr = prcd_log_hdr.ext_event_log_hdr;
log_item->prcd_log_hdr.binary_payload = prcd_log_hdr.binary_payload;
dll_insert(&log_item->list, &list_head);
datalen -= (log_pyld_len + log_hdr_len);
}
while (!dll_empty(&list_head)) {
msg_processed = FALSE;
cur = dll_head_p(&list_head);
#if defined(STRICT_GCC_WARNINGS) && defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wcast-qual"
#endif // endif
log_item = (loglist_item_t *)container_of(cur, loglist_item_t, list);
#if defined(STRICT_GCC_WARNINGS) && defined(__GNUC__)
#pragma GCC diagnostic pop
#endif // endif
plog_hdr = &log_item->prcd_log_hdr;
#if defined(EWP_ECNTRS_LOGGING) && defined(DHD_LOG_DUMP)
/* Ecounter tag can be time_data or log_stats+binary paloaod */
if ((plog_hdr->tag == EVENT_LOG_TAG_ECOUNTERS_TIME_DATA) ||
((plog_hdr->tag == EVENT_LOG_TAG_STATS) &&
(plog_hdr->binary_payload))) {
if (!ecntr_pushed && dhd_log_dump_ecntr_enabled()) {
/*
* check msg hdr len before pushing.
* FW msg_hdr.len includes length of event log hdr,
* logentry header and payload.
*/
len_chk = (sizeof(*logentry_header) + sizeof(*log_hdr) +
PAYLOAD_ECNTR_MAX_LEN);
/* account extended event log header(extended_event_log_hdr) */
if (plog_hdr->ext_event_log_hdr) {
len_chk += sizeof(*log_hdr);
}
if (msg_hdr.len > len_chk) {
DHD_ERROR(("%s: EVENT_LOG_VALIDATION_FAILS: "
"msg_hdr.len=%u, max allowed for ecntrs=%u\n",
__FUNCTION__, msg_hdr.len, len_chk));
goto exit;
}
dhd_dbg_ring_push(dhdp->ecntr_dbg_ring, &msg_hdr, logbuf);
ecntr_pushed = TRUE;
}
}
#endif /* EWP_ECNTRS_LOGGING && DHD_LOG_DUMP */
#if defined(EWP_RTT_LOGGING) && defined(DHD_LOG_DUMP)
if ((plog_hdr->tag == EVENT_LOG_TAG_PROXD_SAMPLE_COLLECT) &&
plog_hdr->binary_payload) {
if (!rtt_pushed && dhd_log_dump_rtt_enabled()) {
/*
* check msg hdr len before pushing.
* FW msg_hdr.len includes length of event log hdr,
* logentry header and payload.
*/
len_chk = (sizeof(*logentry_header) + sizeof(*log_hdr) +
PAYLOAD_RTT_MAX_LEN);
/* account extended event log header(extended_event_log_hdr) */
if (plog_hdr->ext_event_log_hdr) {
len_chk += sizeof(*log_hdr);
}
if (msg_hdr.len > len_chk) {
DHD_ERROR(("%s: EVENT_LOG_VALIDATION_FAILS: "
"msg_hdr.len=%u, max allowed for ecntrs=%u\n",
__FUNCTION__, msg_hdr.len, len_chk));
goto exit;
}
dhd_dbg_ring_push(dhdp->rtt_dbg_ring, &msg_hdr, logbuf);
rtt_pushed = TRUE;
}
}
#endif /* EWP_RTT_LOGGING && DHD_LOG_DUMP */
#if defined(DHD_EVENT_LOG_FILTER)
if (plog_hdr->tag == EVENT_LOG_TAG_STATS) {
dhd_event_log_filter_event_handler(dhdp, plog_hdr, plog_hdr->log_ptr);
}
#endif /* DHD_EVENT_LOG_FILTER */
if (!msg_processed) {
dhd_dbg_verboselog_handler(dhdp, plog_hdr, raw_event_ptr,
logset, block, (uint32 *)data);
}
dll_delete(cur);
MFREE(dhdp->osh, log_item, sizeof(*log_item));
}
BCM_REFERENCE(log_hdr);
exit:
while (dll_inited && (!dll_empty(&list_head))) {
cur = dll_head_p(&list_head);
#if defined(STRICT_GCC_WARNINGS) && defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wcast-qual"
#endif // endif
log_item = (loglist_item_t *)container_of(cur, loglist_item_t, list);
#if defined(STRICT_GCC_WARNINGS) && defined(__GNUC__)
#pragma GCC diagnostic pop
#endif // endif
dll_delete(cur);
MFREE(dhdp->osh, log_item, sizeof(*log_item));
}
VMFREE(dhdp->osh, logbuf, ring_data_len);
}
#else /* !SHOW_LOGTRACE */
static INLINE void dhd_dbg_verboselog_handler(dhd_pub_t *dhdp,
prcd_event_log_hdr_t *plog_hdr, void *raw_event_ptr, uint32 logset, uint16 block,
uint32 *data) {};
INLINE void dhd_dbg_msgtrace_log_parser(dhd_pub_t *dhdp,
void *event_data, void *raw_event_ptr, uint datalen,
bool msgtrace_hdr_present, uint32 msgtrace_seqnum) {};
#endif /* SHOW_LOGTRACE */
#ifndef MACOSX_DHD
void
dhd_dbg_trace_evnt_handler(dhd_pub_t *dhdp, void *event_data,
void *raw_event_ptr, uint datalen)
{
msgtrace_hdr_t *hdr;
hdr = (msgtrace_hdr_t *)event_data;
if (hdr->version != MSGTRACE_VERSION) {
DHD_DBGIF(("%s unsupported MSGTRACE version, dhd %d, dongle %d\n",
__FUNCTION__, MSGTRACE_VERSION, hdr->version));
return;
}
if (hdr->trace_type == MSGTRACE_HDR_TYPE_MSG)
dhd_dbg_msgtrace_msg_parser(event_data);
else if (hdr->trace_type == MSGTRACE_HDR_TYPE_LOG)
dhd_dbg_msgtrace_log_parser(dhdp, event_data, raw_event_ptr, datalen,
TRUE, 0);
}
#endif /* MACOSX_DHD */
/*
* dhd_dbg_set_event_log_tag : modify the state of an event log tag
*/
void
dhd_dbg_set_event_log_tag(dhd_pub_t *dhdp, uint16 tag, uint8 set)
{
wl_el_tag_params_t pars;
char *cmd = "event_log_tag_control";
char iovbuf[WLC_IOCTL_SMLEN] = { 0 };
int ret;
memset(&pars, 0, sizeof(pars));
pars.tag = tag;
pars.set = set;
pars.flags = EVENT_LOG_TAG_FLAG_LOG;
if (!bcm_mkiovar(cmd, (char *)&pars, sizeof(pars), iovbuf, sizeof(iovbuf))) {
DHD_ERROR(("%s mkiovar failed\n", __FUNCTION__));
return;
}
ret = dhd_wl_ioctl_cmd(dhdp, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0);
if (ret) {
DHD_ERROR(("%s set log tag iovar failed %d\n", __FUNCTION__, ret));
}
}
int
dhd_dbg_set_configuration(dhd_pub_t *dhdp, int ring_id, int log_level, int flags, uint32 threshold)
{
dhd_dbg_ring_t *ring;
uint8 set = 1;
int i, array_len = 0;
struct log_level_table *log_level_tbl = NULL;
if (!dhdp || !dhdp->dbg)
return BCME_BADADDR;
if (!VALID_RING(ring_id)) {
DHD_ERROR(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return BCME_RANGE;
}
ring = &dhdp->dbg->dbg_rings[ring_id];
dhd_dbg_ring_config(ring, log_level, threshold);
if (log_level > 0)
set = TRUE;
if (ring->id == FW_VERBOSE_RING_ID) {
log_level_tbl = fw_verbose_level_map;
array_len = ARRAYSIZE(fw_verbose_level_map);
}
for (i = 0; i < array_len; i++) {
if (log_level == 0 || (log_level_tbl[i].log_level > log_level)) {
/* clear the reference per ring */
ref_tag_tbl[log_level_tbl[i].tag] &= ~(1 << ring_id);
} else {
/* set the reference per ring */
ref_tag_tbl[log_level_tbl[i].tag] |= (1 << ring_id);
}
set = (ref_tag_tbl[log_level_tbl[i].tag])? 1 : 0;
DHD_DBGIF(("%s TAG(%s) is %s for the ring(%s)\n", __FUNCTION__,
log_level_tbl[i].desc, (set)? "SET" : "CLEAR", ring->name));
dhd_dbg_set_event_log_tag(dhdp, log_level_tbl[i].tag, set);
}
return BCME_OK;
}
int
__dhd_dbg_get_ring_status(dhd_dbg_ring_t *ring, dhd_dbg_ring_status_t *get_ring_status)
{
dhd_dbg_ring_status_t ring_status;
int ret = BCME_OK;
if (ring == NULL) {
return BCME_BADADDR;
}
bzero(&ring_status, sizeof(dhd_dbg_ring_status_t));
RING_STAT_TO_STATUS(ring, ring_status);
*get_ring_status = ring_status;
return ret;
}
/*
* dhd_dbg_get_ring_status : get the ring status from the coresponding ring buffer
* Return: An error code or 0 on success.
*/
int
dhd_dbg_get_ring_status(dhd_pub_t *dhdp, int ring_id, dhd_dbg_ring_status_t *dbg_ring_status)
{
int ret = BCME_OK;
int id = 0;
dhd_dbg_t *dbg;
dhd_dbg_ring_t *dbg_ring;
if (!dhdp || !dhdp->dbg)
return BCME_BADADDR;
dbg = dhdp->dbg;
for (id = DEBUG_RING_ID_INVALID + 1; id < DEBUG_RING_ID_MAX; id++) {
dbg_ring = &dbg->dbg_rings[id];
if (VALID_RING(dbg_ring->id) && (dbg_ring->id == ring_id)) {
__dhd_dbg_get_ring_status(dbg_ring, dbg_ring_status);
break;
}
}
if (!VALID_RING(id)) {
DHD_ERROR(("%s : cannot find the ring_id : %d\n", __FUNCTION__, ring_id));
ret = BCME_NOTFOUND;
}
return ret;
}
#ifdef SHOW_LOGTRACE
void
dhd_dbg_read_ring_into_trace_buf(dhd_dbg_ring_t *ring, trace_buf_info_t *trace_buf_info)
{
dhd_dbg_ring_status_t ring_status;
uint32 rlen = 0;
rlen = dhd_dbg_ring_pull_single(ring, trace_buf_info->buf, TRACE_LOG_BUF_MAX_SIZE, TRUE);
trace_buf_info->size = rlen;
trace_buf_info->availability = NEXT_BUF_NOT_AVAIL;
if (rlen == 0) {
trace_buf_info->availability = BUF_NOT_AVAILABLE;
return;
}
__dhd_dbg_get_ring_status(ring, &ring_status);
if (ring_status.written_bytes != ring_status.read_bytes) {
trace_buf_info->availability = NEXT_BUF_AVAIL;
}
}
#endif /* SHOW_LOGTRACE */
/*
* dhd_dbg_find_ring_id : return ring_id based on ring_name
* Return: An invalid ring id for failure or valid ring id on success.
*/
int
dhd_dbg_find_ring_id(dhd_pub_t *dhdp, char *ring_name)
{
int id;
dhd_dbg_t *dbg;
dhd_dbg_ring_t *ring;
if (!dhdp || !dhdp->dbg)
return BCME_BADADDR;
dbg = dhdp->dbg;
for (id = DEBUG_RING_ID_INVALID + 1; id < DEBUG_RING_ID_MAX; id++) {
ring = &dbg->dbg_rings[id];
if (!strncmp((char *)ring->name, ring_name, sizeof(ring->name) - 1))
break;
}
return id;
}
/*
* dhd_dbg_get_priv : get the private data of dhd dbugability module
* Return : An NULL on failure or valid data address
*/
void *
dhd_dbg_get_priv(dhd_pub_t *dhdp)
{
if (!dhdp || !dhdp->dbg)
return NULL;
return dhdp->dbg->private;
}
/*
* dhd_dbg_start : start and stop All of Ring buffers
* Return: An error code or 0 on success.
*/
int
dhd_dbg_start(dhd_pub_t *dhdp, bool start)
{
int ret = BCME_OK;
int ring_id;
dhd_dbg_t *dbg;
dhd_dbg_ring_t *dbg_ring;
if (!dhdp)
return BCME_BADARG;
dbg = dhdp->dbg;
for (ring_id = DEBUG_RING_ID_INVALID + 1; ring_id < DEBUG_RING_ID_MAX; ring_id++) {
dbg_ring = &dbg->dbg_rings[ring_id];
if (!start) {
if (VALID_RING(dbg_ring->id)) {
dhd_dbg_ring_start(dbg_ring);
}
}
}
return ret;
}
/*
* dhd_dbg_send_urgent_evt: send the health check evt to Upper layer
*
* Return: An error code or 0 on success.
*/
int
dhd_dbg_send_urgent_evt(dhd_pub_t *dhdp, const void *data, const uint32 len)
{
dhd_dbg_t *dbg;
int ret = BCME_OK;
if (!dhdp || !dhdp->dbg)
return BCME_BADADDR;
dbg = dhdp->dbg;
if (dbg->urgent_notifier) {
dbg->urgent_notifier(dhdp, data, len);
}
return ret;
}
#if defined(DBG_PKT_MON) || defined(DHD_PKT_LOGGING)
uint32
__dhd_dbg_pkt_hash(uintptr_t pkt, uint32 pktid)
{
uint32 __pkt;
uint32 __pktid;
__pkt = ((int)pkt) >= 0 ? (2 * pkt) : (-2 * pkt - 1);
__pktid = ((int)pktid) >= 0 ? (2 * pktid) : (-2 * pktid - 1);
return (__pkt >= __pktid ? (__pkt * __pkt + __pkt + __pktid) :
(__pkt + __pktid * __pktid));
}
#define __TIMESPEC_TO_US(ts) \
(((uint32)(ts).tv_sec * USEC_PER_SEC) + ((ts).tv_nsec / NSEC_PER_USEC))
uint32
__dhd_dbg_driver_ts_usec(void)
{
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 20, 0))
struct timespec64 ts;
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39))
struct timespec ts;
#endif /* LINUX_VER >= 2.6.39 */
get_monotonic_boottime(&ts);
return ((uint32)(__TIMESPEC_TO_US(ts)));
}
wifi_tx_packet_fate
__dhd_dbg_map_tx_status_to_pkt_fate(uint16 status)
{
wifi_tx_packet_fate pkt_fate;
switch (status) {
case WLFC_CTL_PKTFLAG_DISCARD:
pkt_fate = TX_PKT_FATE_ACKED;
break;
case WLFC_CTL_PKTFLAG_D11SUPPRESS:
/* intensional fall through */
case WLFC_CTL_PKTFLAG_WLSUPPRESS:
pkt_fate = TX_PKT_FATE_FW_QUEUED;
break;
case WLFC_CTL_PKTFLAG_TOSSED_BYWLC:
pkt_fate = TX_PKT_FATE_FW_DROP_INVALID;
break;
case WLFC_CTL_PKTFLAG_DISCARD_NOACK:
pkt_fate = TX_PKT_FATE_SENT;
break;
case WLFC_CTL_PKTFLAG_EXPIRED:
pkt_fate = TX_PKT_FATE_FW_DROP_EXPTIME;
break;
case WLFC_CTL_PKTFLAG_MKTFREE:
pkt_fate = TX_PKT_FATE_FW_PKT_FREE;
break;
default:
pkt_fate = TX_PKT_FATE_FW_DROP_OTHER;
break;
}
return pkt_fate;
}
#endif /* DBG_PKT_MON || DHD_PKT_LOGGING */
#ifdef DBG_PKT_MON
static int
__dhd_dbg_free_tx_pkts(dhd_pub_t *dhdp, dhd_dbg_tx_info_t *tx_pkts,
uint16 pkt_count)
{
uint16 count;
DHD_PKT_INFO(("%s, %d\n", __FUNCTION__, __LINE__));
count = 0;
while ((count < pkt_count) && tx_pkts) {
if (tx_pkts->info.pkt) {
PKTFREE(dhdp->osh, tx_pkts->info.pkt, TRUE);
}
tx_pkts++;
count++;
}
return BCME_OK;
}
static int
__dhd_dbg_free_rx_pkts(dhd_pub_t *dhdp, dhd_dbg_rx_info_t *rx_pkts,
uint16 pkt_count)
{
uint16 count;
DHD_PKT_INFO(("%s, %d\n", __FUNCTION__, __LINE__));
count = 0;
while ((count < pkt_count) && rx_pkts) {
if (rx_pkts->info.pkt) {
PKTFREE(dhdp->osh, rx_pkts->info.pkt, TRUE);
}
rx_pkts++;
count++;
}
return BCME_OK;
}
void
__dhd_dbg_dump_pkt_info(dhd_pub_t *dhdp, dhd_dbg_pkt_info_t *info)
{
if (DHD_PKT_MON_DUMP_ON()) {
DHD_PKT_MON(("payload type = %d\n", info->payload_type));
DHD_PKT_MON(("driver ts = %u\n", info->driver_ts));
DHD_PKT_MON(("firmware ts = %u\n", info->firmware_ts));
DHD_PKT_MON(("packet hash = %u\n", info->pkt_hash));
DHD_PKT_MON(("packet length = %zu\n", info->pkt_len));
DHD_PKT_MON(("packet address = %p\n", info->pkt));
DHD_PKT_MON(("packet data = \n"));
if (DHD_PKT_MON_ON()) {
prhex(NULL, PKTDATA(dhdp->osh, info->pkt), info->pkt_len);
}
}
}
void
__dhd_dbg_dump_tx_pkt_info(dhd_pub_t *dhdp, dhd_dbg_tx_info_t *tx_pkt,
uint16 count)
{
if (DHD_PKT_MON_DUMP_ON()) {
DHD_PKT_MON(("\nTX (count: %d)\n", ++count));
DHD_PKT_MON(("packet fate = %d\n", tx_pkt->fate));
__dhd_dbg_dump_pkt_info(dhdp, &tx_pkt->info);
}
}
void
__dhd_dbg_dump_rx_pkt_info(dhd_pub_t *dhdp, dhd_dbg_rx_info_t *rx_pkt,
uint16 count)
{
if (DHD_PKT_MON_DUMP_ON()) {
DHD_PKT_MON(("\nRX (count: %d)\n", ++count));
DHD_PKT_MON(("packet fate = %d\n", rx_pkt->fate));
__dhd_dbg_dump_pkt_info(dhdp, &rx_pkt->info);
}
}
int
dhd_dbg_attach_pkt_monitor(dhd_pub_t *dhdp,
dbg_mon_tx_pkts_t tx_pkt_mon,
dbg_mon_tx_status_t tx_status_mon,
dbg_mon_rx_pkts_t rx_pkt_mon)
{
dhd_dbg_tx_report_t *tx_report = NULL;
dhd_dbg_rx_report_t *rx_report = NULL;
dhd_dbg_tx_info_t *tx_pkts = NULL;
dhd_dbg_rx_info_t *rx_pkts = NULL;
dhd_dbg_pkt_mon_state_t tx_pkt_state;
dhd_dbg_pkt_mon_state_t tx_status_state;
dhd_dbg_pkt_mon_state_t rx_pkt_state;
uint32 alloc_len;
int ret = BCME_OK;
unsigned long flags;
DHD_PKT_INFO(("%s, %d\n", __FUNCTION__, __LINE__));
if (!dhdp || !dhdp->dbg) {
DHD_PKT_MON(("%s(): dhdp=%p, dhdp->dbg=%p\n", __FUNCTION__,
dhdp, (dhdp ? dhdp->dbg : NULL)));
return -EINVAL;
}
DHD_PKT_MON_LOCK(dhdp->dbg->pkt_mon_lock, flags);
tx_pkt_state = dhdp->dbg->pkt_mon.tx_pkt_state;
tx_status_state = dhdp->dbg->pkt_mon.tx_pkt_state;
rx_pkt_state = dhdp->dbg->pkt_mon.rx_pkt_state;
if (PKT_MON_ATTACHED(tx_pkt_state) || PKT_MON_ATTACHED(tx_status_state) ||
PKT_MON_ATTACHED(rx_pkt_state)) {
DHD_PKT_MON(("%s(): packet monitor is already attached, "
"tx_pkt_state=%d, tx_status_state=%d, rx_pkt_state=%d\n",
__FUNCTION__, tx_pkt_state, tx_status_state, rx_pkt_state));
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
/* return success as the intention was to initialize packet monitor */
return BCME_OK;
}
/* allocate and initialize tx packet monitoring */
alloc_len = sizeof(*tx_report);
tx_report = (dhd_dbg_tx_report_t *)MALLOCZ(dhdp->osh, alloc_len);
if (unlikely(!tx_report)) {
DHD_ERROR(("%s(): could not allocate memory for - "
"dhd_dbg_tx_report_t\n", __FUNCTION__));
ret = -ENOMEM;
goto fail;
}
alloc_len = (sizeof(*tx_pkts) * MAX_FATE_LOG_LEN);
tx_pkts = (dhd_dbg_tx_info_t *)MALLOCZ(dhdp->osh, alloc_len);
if (unlikely(!tx_pkts)) {
DHD_ERROR(("%s(): could not allocate memory for - "
"dhd_dbg_tx_info_t\n", __FUNCTION__));
ret = -ENOMEM;
goto fail;
}
dhdp->dbg->pkt_mon.tx_report = tx_report;
dhdp->dbg->pkt_mon.tx_report->tx_pkts = tx_pkts;
dhdp->dbg->pkt_mon.tx_pkt_mon = tx_pkt_mon;
dhdp->dbg->pkt_mon.tx_status_mon = tx_status_mon;
dhdp->dbg->pkt_mon.tx_pkt_state = PKT_MON_ATTACHED;
dhdp->dbg->pkt_mon.tx_status_state = PKT_MON_ATTACHED;
/* allocate and initialze rx packet monitoring */
alloc_len = sizeof(*rx_report);
rx_report = (dhd_dbg_rx_report_t *)MALLOCZ(dhdp->osh, alloc_len);
if (unlikely(!rx_report)) {
DHD_ERROR(("%s(): could not allocate memory for - "
"dhd_dbg_rx_report_t\n", __FUNCTION__));
ret = -ENOMEM;
goto fail;
}
alloc_len = (sizeof(*rx_pkts) * MAX_FATE_LOG_LEN);
rx_pkts = (dhd_dbg_rx_info_t *)MALLOCZ(dhdp->osh, alloc_len);
if (unlikely(!rx_pkts)) {
DHD_ERROR(("%s(): could not allocate memory for - "
"dhd_dbg_rx_info_t\n", __FUNCTION__));
ret = -ENOMEM;
goto fail;
}
dhdp->dbg->pkt_mon.rx_report = rx_report;
dhdp->dbg->pkt_mon.rx_report->rx_pkts = rx_pkts;
dhdp->dbg->pkt_mon.rx_pkt_mon = rx_pkt_mon;
dhdp->dbg->pkt_mon.rx_pkt_state = PKT_MON_ATTACHED;
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
DHD_PKT_MON(("%s(): packet monitor attach succeeded\n", __FUNCTION__));
return ret;
fail:
/* tx packet monitoring */
if (tx_pkts) {
alloc_len = (sizeof(*tx_pkts) * MAX_FATE_LOG_LEN);
MFREE(dhdp->osh, tx_pkts, alloc_len);
}
if (tx_report) {
alloc_len = sizeof(*tx_report);
MFREE(dhdp->osh, tx_report, alloc_len);
}
dhdp->dbg->pkt_mon.tx_report = NULL;
dhdp->dbg->pkt_mon.tx_report->tx_pkts = NULL;
dhdp->dbg->pkt_mon.tx_pkt_mon = NULL;
dhdp->dbg->pkt_mon.tx_status_mon = NULL;
dhdp->dbg->pkt_mon.tx_pkt_state = PKT_MON_DETACHED;
dhdp->dbg->pkt_mon.tx_status_state = PKT_MON_DETACHED;
/* rx packet monitoring */
if (rx_pkts) {
alloc_len = (sizeof(*rx_pkts) * MAX_FATE_LOG_LEN);
MFREE(dhdp->osh, rx_pkts, alloc_len);
}
if (rx_report) {
alloc_len = sizeof(*rx_report);
MFREE(dhdp->osh, rx_report, alloc_len);
}
dhdp->dbg->pkt_mon.rx_report = NULL;
dhdp->dbg->pkt_mon.rx_report->rx_pkts = NULL;
dhdp->dbg->pkt_mon.rx_pkt_mon = NULL;
dhdp->dbg->pkt_mon.rx_pkt_state = PKT_MON_DETACHED;
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
DHD_ERROR(("%s(): packet monitor attach failed\n", __FUNCTION__));
return ret;
}
int
dhd_dbg_start_pkt_monitor(dhd_pub_t *dhdp)
{
dhd_dbg_tx_report_t *tx_report;
dhd_dbg_rx_report_t *rx_report;
dhd_dbg_pkt_mon_state_t tx_pkt_state;
dhd_dbg_pkt_mon_state_t tx_status_state;
dhd_dbg_pkt_mon_state_t rx_pkt_state;
unsigned long flags;
DHD_PKT_INFO(("%s, %d\n", __FUNCTION__, __LINE__));
if (!dhdp || !dhdp->dbg) {
DHD_PKT_MON(("%s(): dhdp=%p, dhdp->dbg=%p\n", __FUNCTION__,
dhdp, (dhdp ? dhdp->dbg : NULL)));
return -EINVAL;
}
DHD_PKT_MON_LOCK(dhdp->dbg->pkt_mon_lock, flags);
tx_pkt_state = dhdp->dbg->pkt_mon.tx_pkt_state;
tx_status_state = dhdp->dbg->pkt_mon.tx_status_state;
rx_pkt_state = dhdp->dbg->pkt_mon.rx_pkt_state;
if (PKT_MON_DETACHED(tx_pkt_state) || PKT_MON_DETACHED(tx_status_state) ||
PKT_MON_DETACHED(rx_pkt_state)) {
DHD_PKT_MON(("%s(): packet monitor is not yet enabled, "
"tx_pkt_state=%d, tx_status_state=%d, rx_pkt_state=%d\n",
__FUNCTION__, tx_pkt_state, tx_status_state, rx_pkt_state));
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
return -EINVAL;
}
dhdp->dbg->pkt_mon.tx_pkt_state = PKT_MON_STARTING;
dhdp->dbg->pkt_mon.tx_status_state = PKT_MON_STARTING;
dhdp->dbg->pkt_mon.rx_pkt_state = PKT_MON_STARTING;
tx_report = dhdp->dbg->pkt_mon.tx_report;
rx_report = dhdp->dbg->pkt_mon.rx_report;
if (!tx_report || !rx_report) {
DHD_PKT_MON(("%s(): tx_report=%p, rx_report=%p\n",
__FUNCTION__, tx_report, rx_report));
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
return -EINVAL;
}
tx_pkt_state = dhdp->dbg->pkt_mon.tx_pkt_state;
tx_status_state = dhdp->dbg->pkt_mon.tx_status_state;
rx_pkt_state = dhdp->dbg->pkt_mon.rx_pkt_state;
/* Safe to free packets as state pkt_state is STARTING */
__dhd_dbg_free_tx_pkts(dhdp, tx_report->tx_pkts, tx_report->pkt_pos);
__dhd_dbg_free_rx_pkts(dhdp, rx_report->rx_pkts, rx_report->pkt_pos);
/* reset array postion */
tx_report->pkt_pos = 0;
tx_report->status_pos = 0;
dhdp->dbg->pkt_mon.tx_pkt_state = PKT_MON_STARTED;
dhdp->dbg->pkt_mon.tx_status_state = PKT_MON_STARTED;
rx_report->pkt_pos = 0;
dhdp->dbg->pkt_mon.rx_pkt_state = PKT_MON_STARTED;
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
DHD_PKT_MON(("%s(): packet monitor started\n", __FUNCTION__));
return BCME_OK;
}
int
dhd_dbg_monitor_tx_pkts(dhd_pub_t *dhdp, void *pkt, uint32 pktid)
{
dhd_dbg_tx_report_t *tx_report;
dhd_dbg_tx_info_t *tx_pkts;
dhd_dbg_pkt_mon_state_t tx_pkt_state;
uint32 pkt_hash, driver_ts;
uint16 pkt_pos;
unsigned long flags;
if (!dhdp || !dhdp->dbg) {
DHD_PKT_MON(("%s(): dhdp=%p, dhdp->dbg=%p\n", __FUNCTION__,
dhdp, (dhdp ? dhdp->dbg : NULL)));
return -EINVAL;
}
DHD_PKT_MON_LOCK(dhdp->dbg->pkt_mon_lock, flags);
tx_pkt_state = dhdp->dbg->pkt_mon.tx_pkt_state;
if (PKT_MON_STARTED(tx_pkt_state)) {
tx_report = dhdp->dbg->pkt_mon.tx_report;
pkt_pos = tx_report->pkt_pos;
if (!PKT_MON_PKT_FULL(pkt_pos)) {
tx_pkts = tx_report->tx_pkts;
pkt_hash = __dhd_dbg_pkt_hash((uintptr_t)pkt, pktid);
driver_ts = __dhd_dbg_driver_ts_usec();
tx_pkts[pkt_pos].info.pkt = PKTDUP(dhdp->osh, pkt);
tx_pkts[pkt_pos].info.pkt_len = PKTLEN(dhdp->osh, pkt);
tx_pkts[pkt_pos].info.pkt_hash = pkt_hash;
tx_pkts[pkt_pos].info.driver_ts = driver_ts;
tx_pkts[pkt_pos].info.firmware_ts = 0U;
tx_pkts[pkt_pos].info.payload_type = FRAME_TYPE_ETHERNET_II;
tx_pkts[pkt_pos].fate = TX_PKT_FATE_DRV_QUEUED;
tx_report->pkt_pos++;
} else {
dhdp->dbg->pkt_mon.tx_pkt_state = PKT_MON_STOPPED;
DHD_PKT_MON(("%s(): tx pkt logging stopped, reached "
"max limit\n", __FUNCTION__));
}
}
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
return BCME_OK;
}
int
dhd_dbg_monitor_tx_status(dhd_pub_t *dhdp, void *pkt, uint32 pktid,
uint16 status)
{
dhd_dbg_tx_report_t *tx_report;
dhd_dbg_tx_info_t *tx_pkt;
dhd_dbg_pkt_mon_state_t tx_status_state;
wifi_tx_packet_fate pkt_fate;
uint32 pkt_hash, temp_hash;
uint16 pkt_pos, status_pos;
int16 count;
bool found = FALSE;
unsigned long flags;
if (!dhdp || !dhdp->dbg) {
DHD_PKT_MON(("%s(): dhdp=%p, dhdp->dbg=%p\n", __FUNCTION__,
dhdp, (dhdp ? dhdp->dbg : NULL)));
return -EINVAL;
}
DHD_PKT_MON_LOCK(dhdp->dbg->pkt_mon_lock, flags);
tx_status_state = dhdp->dbg->pkt_mon.tx_status_state;
if (PKT_MON_STARTED(tx_status_state)) {
tx_report = dhdp->dbg->pkt_mon.tx_report;
pkt_pos = tx_report->pkt_pos;
status_pos = tx_report->status_pos;
if (!PKT_MON_STATUS_FULL(pkt_pos, status_pos)) {
pkt_hash = __dhd_dbg_pkt_hash((uintptr_t)pkt, pktid);
pkt_fate = __dhd_dbg_map_tx_status_to_pkt_fate(status);
/* best bet (in-order tx completion) */
count = status_pos;
tx_pkt = (((dhd_dbg_tx_info_t *)tx_report->tx_pkts) + status_pos);
while ((count < pkt_pos) && tx_pkt) {
temp_hash = tx_pkt->info.pkt_hash;
if (temp_hash == pkt_hash) {
tx_pkt->fate = pkt_fate;
tx_report->status_pos++;
found = TRUE;
break;
}
tx_pkt++;
count++;
}
/* search until beginning (handles out-of-order completion) */
if (!found) {
count = status_pos - 1;
tx_pkt = (((dhd_dbg_tx_info_t *)tx_report->tx_pkts) + count);
while ((count >= 0) && tx_pkt) {
temp_hash = tx_pkt->info.pkt_hash;
if (temp_hash == pkt_hash) {
tx_pkt->fate = pkt_fate;
tx_report->status_pos++;
found = TRUE;
break;
}
tx_pkt--;
count--;
}
if (!found) {
/* still couldn't match tx_status */
DHD_ERROR(("%s(): couldn't match tx_status, pkt_pos=%u, "
"status_pos=%u, pkt_fate=%u\n", __FUNCTION__,
pkt_pos, status_pos, pkt_fate));
}
}
} else {
dhdp->dbg->pkt_mon.tx_status_state = PKT_MON_STOPPED;
DHD_PKT_MON(("%s(): tx_status logging stopped, reached "
"max limit\n", __FUNCTION__));
}
}
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
return BCME_OK;
}
int
dhd_dbg_monitor_rx_pkts(dhd_pub_t *dhdp, void *pkt)
{
dhd_dbg_rx_report_t *rx_report;
dhd_dbg_rx_info_t *rx_pkts;
dhd_dbg_pkt_mon_state_t rx_pkt_state;
uint32 driver_ts;
uint16 pkt_pos;
unsigned long flags;
if (!dhdp || !dhdp->dbg) {
DHD_PKT_MON(("%s(): dhdp=%p, dhdp->dbg=%p\n", __FUNCTION__,
dhdp, (dhdp ? dhdp->dbg : NULL)));
return -EINVAL;
}
DHD_PKT_MON_LOCK(dhdp->dbg->pkt_mon_lock, flags);
rx_pkt_state = dhdp->dbg->pkt_mon.rx_pkt_state;
if (PKT_MON_STARTED(rx_pkt_state)) {
rx_report = dhdp->dbg->pkt_mon.rx_report;
pkt_pos = rx_report->pkt_pos;
if (!PKT_MON_PKT_FULL(pkt_pos)) {
rx_pkts = rx_report->rx_pkts;
driver_ts = __dhd_dbg_driver_ts_usec();
rx_pkts[pkt_pos].info.pkt = PKTDUP(dhdp->osh, pkt);
rx_pkts[pkt_pos].info.pkt_len = PKTLEN(dhdp->osh, pkt);
rx_pkts[pkt_pos].info.pkt_hash = 0U;
rx_pkts[pkt_pos].info.driver_ts = driver_ts;
rx_pkts[pkt_pos].info.firmware_ts = 0U;
rx_pkts[pkt_pos].info.payload_type = FRAME_TYPE_ETHERNET_II;
rx_pkts[pkt_pos].fate = RX_PKT_FATE_SUCCESS;
rx_report->pkt_pos++;
} else {
dhdp->dbg->pkt_mon.rx_pkt_state = PKT_MON_STOPPED;
DHD_PKT_MON(("%s(): rx pkt logging stopped, reached "
"max limit\n", __FUNCTION__));
}
}
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
return BCME_OK;
}
int
dhd_dbg_stop_pkt_monitor(dhd_pub_t *dhdp)
{
dhd_dbg_pkt_mon_state_t tx_pkt_state;
dhd_dbg_pkt_mon_state_t tx_status_state;
dhd_dbg_pkt_mon_state_t rx_pkt_state;
unsigned long flags;
DHD_PKT_INFO(("%s, %d\n", __FUNCTION__, __LINE__));
if (!dhdp || !dhdp->dbg) {
DHD_PKT_MON(("%s(): dhdp=%p, dhdp->dbg=%p\n", __FUNCTION__,
dhdp, (dhdp ? dhdp->dbg : NULL)));
return -EINVAL;
}
DHD_PKT_MON_LOCK(dhdp->dbg->pkt_mon_lock, flags);
tx_pkt_state = dhdp->dbg->pkt_mon.tx_pkt_state;
tx_status_state = dhdp->dbg->pkt_mon.tx_status_state;
rx_pkt_state = dhdp->dbg->pkt_mon.rx_pkt_state;
if (PKT_MON_DETACHED(tx_pkt_state) || PKT_MON_DETACHED(tx_status_state) ||
PKT_MON_DETACHED(rx_pkt_state)) {
DHD_PKT_MON(("%s(): packet monitor is not yet enabled, "
"tx_pkt_state=%d, tx_status_state=%d, rx_pkt_state=%d\n",
__FUNCTION__, tx_pkt_state, tx_status_state, rx_pkt_state));
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
return -EINVAL;
}
dhdp->dbg->pkt_mon.tx_pkt_state = PKT_MON_STOPPED;
dhdp->dbg->pkt_mon.tx_status_state = PKT_MON_STOPPED;
dhdp->dbg->pkt_mon.rx_pkt_state = PKT_MON_STOPPED;
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
DHD_PKT_MON(("%s(): packet monitor stopped\n", __FUNCTION__));
return BCME_OK;
}
#define __COPY_TO_USER(to, from, n) \
do { \
int __ret; \
__ret = copy_to_user((void __user *)(to), (void *)(from), \
(unsigned long)(n)); \
if (unlikely(__ret)) { \
DHD_ERROR(("%s():%d: copy_to_user failed, ret=%d\n", \
__FUNCTION__, __LINE__, __ret)); \
return __ret; \
} \
} while (0);
int
dhd_dbg_monitor_get_tx_pkts(dhd_pub_t *dhdp, void __user *user_buf,
uint16 req_count, uint16 *resp_count)
{
dhd_dbg_tx_report_t *tx_report;
dhd_dbg_tx_info_t *tx_pkt;
wifi_tx_report_t *ptr;
compat_wifi_tx_report_t *cptr;
dhd_dbg_pkt_mon_state_t tx_pkt_state;
dhd_dbg_pkt_mon_state_t tx_status_state;
uint16 pkt_count, count;
unsigned long flags;
DHD_PKT_INFO(("%s, %d\n", __FUNCTION__, __LINE__));
BCM_REFERENCE(ptr);
BCM_REFERENCE(cptr);
if (!dhdp || !dhdp->dbg) {
DHD_PKT_MON(("%s(): dhdp=%p, dhdp->dbg=%p\n", __FUNCTION__,
dhdp, (dhdp ? dhdp->dbg : NULL)));
return -EINVAL;
}
DHD_PKT_MON_LOCK(dhdp->dbg->pkt_mon_lock, flags);
tx_pkt_state = dhdp->dbg->pkt_mon.tx_pkt_state;
tx_status_state = dhdp->dbg->pkt_mon.tx_status_state;
if (PKT_MON_NOT_OPERATIONAL(tx_pkt_state) ||
PKT_MON_NOT_OPERATIONAL(tx_status_state)) {
DHD_PKT_MON(("%s(): packet monitor is not yet enabled, "
"tx_pkt_state=%d, tx_status_state=%d\n", __FUNCTION__,
tx_pkt_state, tx_status_state));
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
return -EINVAL;
}
count = 0;
tx_report = dhdp->dbg->pkt_mon.tx_report;
tx_pkt = tx_report->tx_pkts;
pkt_count = MIN(req_count, tx_report->status_pos);
{
ptr = (wifi_tx_report_t *)user_buf;
while ((count < pkt_count) && tx_pkt && ptr) {
__dhd_dbg_dump_tx_pkt_info(dhdp, tx_pkt, count);
__COPY_TO_USER(&ptr->fate, &tx_pkt->fate, sizeof(tx_pkt->fate));
__COPY_TO_USER(&ptr->frame_inf.payload_type,
&tx_pkt->info.payload_type,
OFFSETOF(dhd_dbg_pkt_info_t, pkt_hash));
__COPY_TO_USER(ptr->frame_inf.frame_content.ethernet_ii,
PKTDATA(dhdp->osh, tx_pkt->info.pkt), tx_pkt->info.pkt_len);
ptr++;
tx_pkt++;
count++;
}
}
*resp_count = pkt_count;
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
if (!pkt_count) {
DHD_ERROR(("%s(): no tx_status in tx completion messages, "
"make sure that 'd11status' is enabled in firmware, "
"status_pos=%u", __FUNCTION__, pkt_count));
}
return BCME_OK;
}
int
dhd_dbg_monitor_get_rx_pkts(dhd_pub_t *dhdp, void __user *user_buf,
uint16 req_count, uint16 *resp_count)
{
dhd_dbg_rx_report_t *rx_report;
dhd_dbg_rx_info_t *rx_pkt;
wifi_rx_report_t *ptr;
compat_wifi_rx_report_t *cptr;
dhd_dbg_pkt_mon_state_t rx_pkt_state;
uint16 pkt_count, count;
unsigned long flags;
DHD_PKT_INFO(("%s, %d\n", __FUNCTION__, __LINE__));
BCM_REFERENCE(ptr);
BCM_REFERENCE(cptr);
if (!dhdp || !dhdp->dbg) {
DHD_PKT_MON(("%s(): dhdp=%p, dhdp->dbg=%p\n", __FUNCTION__,
dhdp, (dhdp ? dhdp->dbg : NULL)));
return -EINVAL;
}
DHD_PKT_MON_LOCK(dhdp->dbg->pkt_mon_lock, flags);
rx_pkt_state = dhdp->dbg->pkt_mon.rx_pkt_state;
if (PKT_MON_NOT_OPERATIONAL(rx_pkt_state)) {
DHD_PKT_MON(("%s(): packet fetch is not allowed , "
"rx_pkt_state=%d\n", __FUNCTION__, rx_pkt_state));
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
return -EINVAL;
}
count = 0;
rx_report = dhdp->dbg->pkt_mon.rx_report;
rx_pkt = rx_report->rx_pkts;
pkt_count = MIN(req_count, rx_report->pkt_pos);
{
ptr = (wifi_rx_report_t *)user_buf;
while ((count < pkt_count) && rx_pkt && ptr) {
__dhd_dbg_dump_rx_pkt_info(dhdp, rx_pkt, count);
__COPY_TO_USER(&ptr->fate, &rx_pkt->fate, sizeof(rx_pkt->fate));
__COPY_TO_USER(&ptr->frame_inf.payload_type,
&rx_pkt->info.payload_type,
OFFSETOF(dhd_dbg_pkt_info_t, pkt_hash));
__COPY_TO_USER(ptr->frame_inf.frame_content.ethernet_ii,
PKTDATA(dhdp->osh, rx_pkt->info.pkt), rx_pkt->info.pkt_len);
ptr++;
rx_pkt++;
count++;
}
}
*resp_count = pkt_count;
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
return BCME_OK;
}
int
dhd_dbg_detach_pkt_monitor(dhd_pub_t *dhdp)
{
dhd_dbg_tx_report_t *tx_report;
dhd_dbg_rx_report_t *rx_report;
dhd_dbg_pkt_mon_state_t tx_pkt_state;
dhd_dbg_pkt_mon_state_t tx_status_state;
dhd_dbg_pkt_mon_state_t rx_pkt_state;
unsigned long flags;
DHD_PKT_INFO(("%s, %d\n", __FUNCTION__, __LINE__));
if (!dhdp || !dhdp->dbg) {
DHD_PKT_MON(("%s(): dhdp=%p, dhdp->dbg=%p\n", __FUNCTION__,
dhdp, (dhdp ? dhdp->dbg : NULL)));
return -EINVAL;
}
DHD_PKT_MON_LOCK(dhdp->dbg->pkt_mon_lock, flags);
tx_pkt_state = dhdp->dbg->pkt_mon.tx_pkt_state;
tx_status_state = dhdp->dbg->pkt_mon.tx_status_state;
rx_pkt_state = dhdp->dbg->pkt_mon.rx_pkt_state;
if (PKT_MON_DETACHED(tx_pkt_state) || PKT_MON_DETACHED(tx_status_state) ||
PKT_MON_DETACHED(rx_pkt_state)) {
DHD_PKT_MON(("%s(): packet monitor is already detached, "
"tx_pkt_state=%d, tx_status_state=%d, rx_pkt_state=%d\n",
__FUNCTION__, tx_pkt_state, tx_status_state, rx_pkt_state));
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
return -EINVAL;
}
tx_report = dhdp->dbg->pkt_mon.tx_report;
rx_report = dhdp->dbg->pkt_mon.rx_report;
/* free and de-initalize tx packet monitoring */
dhdp->dbg->pkt_mon.tx_pkt_state = PKT_MON_DETACHED;
dhdp->dbg->pkt_mon.tx_status_state = PKT_MON_DETACHED;
if (tx_report) {
if (tx_report->tx_pkts) {
__dhd_dbg_free_tx_pkts(dhdp, tx_report->tx_pkts,
tx_report->pkt_pos);
MFREE(dhdp->osh, tx_report->tx_pkts,
(sizeof(*tx_report->tx_pkts) * MAX_FATE_LOG_LEN));
dhdp->dbg->pkt_mon.tx_report->tx_pkts = NULL;
}
MFREE(dhdp->osh, tx_report, sizeof(*tx_report));
dhdp->dbg->pkt_mon.tx_report = NULL;
}
dhdp->dbg->pkt_mon.tx_pkt_mon = NULL;
dhdp->dbg->pkt_mon.tx_status_mon = NULL;
/* free and de-initalize rx packet monitoring */
dhdp->dbg->pkt_mon.rx_pkt_state = PKT_MON_DETACHED;
if (rx_report) {
if (rx_report->rx_pkts) {
__dhd_dbg_free_rx_pkts(dhdp, rx_report->rx_pkts,
rx_report->pkt_pos);
MFREE(dhdp->osh, rx_report->rx_pkts,
(sizeof(*rx_report->rx_pkts) * MAX_FATE_LOG_LEN));
dhdp->dbg->pkt_mon.rx_report->rx_pkts = NULL;
}
MFREE(dhdp->osh, rx_report, sizeof(*rx_report));
dhdp->dbg->pkt_mon.rx_report = NULL;
}
dhdp->dbg->pkt_mon.rx_pkt_mon = NULL;
DHD_PKT_MON_UNLOCK(dhdp->dbg->pkt_mon_lock, flags);
DHD_PKT_MON(("%s(): packet monitor detach succeeded\n", __FUNCTION__));
return BCME_OK;
}
#endif /* DBG_PKT_MON */
#if defined(DBG_PKT_MON) || defined(DHD_PKT_LOGGING)
bool
dhd_dbg_process_tx_status(dhd_pub_t *dhdp, void *pkt, uint32 pktid,
uint16 status)
{
bool pkt_fate = TRUE;
if (dhdp->d11_tx_status) {
pkt_fate = (status == WLFC_CTL_PKTFLAG_DISCARD) ? TRUE : FALSE;
DHD_DBG_PKT_MON_TX_STATUS(dhdp, pkt, pktid, status);
}
return pkt_fate;
}
#else /* DBG_PKT_MON || DHD_PKT_LOGGING */
bool
dhd_dbg_process_tx_status(dhd_pub_t *dhdp, void *pkt,
uint32 pktid, uint16 status)
{
return TRUE;
}
#endif /* DBG_PKT_MON || DHD_PKT_LOGGING */
/*
* dhd_dbg_attach: initialziation of dhd dbugability module
*
* Return: An error code or 0 on success.
*/
int
dhd_dbg_attach(dhd_pub_t *dhdp, dbg_pullreq_t os_pullreq,
dbg_urgent_noti_t os_urgent_notifier, void *os_priv)
{
dhd_dbg_t *dbg = NULL;
dhd_dbg_ring_t *ring = NULL;
int ret = BCME_ERROR, ring_id = 0;
void *buf = NULL;
dbg = MALLOCZ(dhdp->osh, sizeof(dhd_dbg_t));
if (!dbg)
return BCME_NOMEM;
buf = MALLOCZ(dhdp->osh, FW_VERBOSE_RING_SIZE);
if (!buf)
goto error;
ret = dhd_dbg_ring_init(dhdp, &dbg->dbg_rings[FW_VERBOSE_RING_ID], FW_VERBOSE_RING_ID,
(uint8 *)FW_VERBOSE_RING_NAME, FW_VERBOSE_RING_SIZE, buf, FALSE);
if (ret)
goto error;
buf = MALLOCZ(dhdp->osh, DHD_EVENT_RING_SIZE);
if (!buf)
goto error;
ret = dhd_dbg_ring_init(dhdp, &dbg->dbg_rings[DHD_EVENT_RING_ID], DHD_EVENT_RING_ID,
(uint8 *)DHD_EVENT_RING_NAME, DHD_EVENT_RING_SIZE, buf, FALSE);
if (ret)
goto error;
dbg->private = os_priv;
dbg->pullreq = os_pullreq;
dbg->urgent_notifier = os_urgent_notifier;
dhdp->dbg = dbg;
return BCME_OK;
error:
for (ring_id = DEBUG_RING_ID_INVALID + 1; ring_id < DEBUG_RING_ID_MAX; ring_id++) {
if (VALID_RING(dbg->dbg_rings[ring_id].id)) {
ring = &dbg->dbg_rings[ring_id];
dhd_dbg_ring_deinit(dhdp, ring);
if (ring->ring_buf) {
MFREE(dhdp->osh, ring->ring_buf, ring->ring_size);
ring->ring_buf = NULL;
}
ring->ring_size = 0;
}
}
MFREE(dhdp->osh, dhdp->dbg, sizeof(dhd_dbg_t));
return ret;
}
/*
* dhd_dbg_detach: clean up dhd dbugability module
*/
void
dhd_dbg_detach(dhd_pub_t *dhdp)
{
int ring_id;
dhd_dbg_ring_t *ring = NULL;
dhd_dbg_t *dbg;
if (!dhdp->dbg)
return;
dbg = dhdp->dbg;
for (ring_id = DEBUG_RING_ID_INVALID + 1; ring_id < DEBUG_RING_ID_MAX; ring_id++) {
if (VALID_RING(dbg->dbg_rings[ring_id].id)) {
ring = &dbg->dbg_rings[ring_id];
dhd_dbg_ring_deinit(dhdp, ring);
if (ring->ring_buf) {
MFREE(dhdp->osh, ring->ring_buf, ring->ring_size);
ring->ring_buf = NULL;
}
ring->ring_size = 0;
}
}
MFREE(dhdp->osh, dhdp->dbg, sizeof(dhd_dbg_t));
}
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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