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android_kernel_cmhtcleo/drivers/net/wireless/bcm4329_245/dhd_common.c

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/*
* Broadcom Dongle Host Driver (DHD), common DHD core.
*
* Copyright (C) 1999-2010, 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_common.c,v 1.5.6.8.2.6.6.65 2010/07/07 00:05:07 Exp $
*/
#include <typedefs.h>
#include <osl.h>
#include <epivers.h>
#include <bcmutils.h>
#include <bcmendian.h>
#include <dngl_stats.h>
#include <dhd.h>
#include <dhd_bus.h>
#include <dhd_proto.h>
#include <dhd_dbg.h>
#include <msgtrace.h>
#include <wlioctl.h>
int dhd_msg_level;
#if defined(CSCAN)
#include <wl_iw.h>
#endif
char fw_path[MOD_PARAM_PATHLEN];
char nv_path[MOD_PARAM_PATHLEN];
/* Last connection success/failure status */
uint32 dhd_conn_event;
uint32 dhd_conn_status;
uint32 dhd_conn_reason;
#define htod32(i) i
#define htod16(i) i
#define dtoh32(i) i
#define dtoh16(i) i
extern int dhdcdc_set_ioctl(dhd_pub_t *dhd, int ifidx, uint cmd, void *buf, uint len);
extern void dhd_ind_scan_confirm(void *h, bool status);
extern int dhd_wl_ioctl(dhd_pub_t *dhd, uint cmd, char *buf, uint buflen);
void dhd_iscan_lock(void);
void dhd_iscan_unlock(void);
/* Packet alignment for most efficient SDIO (can change based on platform) */
#ifndef DHD_SDALIGN
#define DHD_SDALIGN 32
#endif
#if !ISPOWEROF2(DHD_SDALIGN)
#error DHD_SDALIGN is not a power of 2!
#endif
#ifdef DHD_DEBUG
const char dhd_version[] = "Dongle Host Driver, version " EPI_VERSION_STR "\nCompiled on "
__DATE__ " at " __TIME__;
#else
const char dhd_version[] = "Dongle Host Driver, version " EPI_VERSION_STR;
#endif
void dhd_set_timer(void *bus, uint wdtick);
/* IOVar table */
enum {
IOV_VERSION = 1,
IOV_MSGLEVEL,
IOV_BCMERRORSTR,
IOV_BCMERROR,
IOV_WDTICK,
IOV_DUMP,
#ifdef DHD_DEBUG
IOV_CONS,
IOV_DCONSOLE_POLL,
#endif
IOV_CLEARCOUNTS,
IOV_LOGDUMP,
IOV_LOGCAL,
IOV_LOGSTAMP,
IOV_GPIOOB,
IOV_IOCTLTIMEOUT,
IOV_LAST
};
const bcm_iovar_t dhd_iovars[] = {
{"version", IOV_VERSION, 0, IOVT_BUFFER, sizeof(dhd_version) },
#ifdef DHD_DEBUG
{"msglevel", IOV_MSGLEVEL, 0, IOVT_UINT32, 0 },
#endif /* DHD_DEBUG */
{"bcmerrorstr", IOV_BCMERRORSTR, 0, IOVT_BUFFER, BCME_STRLEN },
{"bcmerror", IOV_BCMERROR, 0, IOVT_INT8, 0 },
{"wdtick", IOV_WDTICK, 0, IOVT_UINT32, 0 },
{"dump", IOV_DUMP, 0, IOVT_BUFFER, DHD_IOCTL_MAXLEN },
#ifdef DHD_DEBUG
{"dconpoll", IOV_DCONSOLE_POLL, 0, IOVT_UINT32, 0 },
{"cons", IOV_CONS, 0, IOVT_BUFFER, 0 },
#endif
{"clearcounts", IOV_CLEARCOUNTS, 0, IOVT_VOID, 0 },
{"gpioob", IOV_GPIOOB, 0, IOVT_UINT32, 0 },
{"ioctl_timeout", IOV_IOCTLTIMEOUT, 0, IOVT_UINT32, 0 },
{NULL, 0, 0, 0, 0 }
};
void
dhd_common_init(void)
{
/* Init global variables at run-time, not as part of the declaration.
* This is required to support init/de-init of the driver. Initialization
* of globals as part of the declaration results in non-deterministic
* behaviour since the value of the globals may be different on the
* first time that the driver is initialized vs subsequent initializations.
*/
dhd_msg_level = DHD_ERROR_VAL;
#ifdef CONFIG_BCM4329_FW_PATH
strncpy(fw_path, CONFIG_BCM4329_FW_PATH, MOD_PARAM_PATHLEN-1);
#else
fw_path[0] = '\0';
#endif
#ifdef CONFIG_BCM4329_NVRAM_PATH
strncpy(nv_path, CONFIG_BCM4329_NVRAM_PATH, MOD_PARAM_PATHLEN-1);
#else
nv_path[0] = '\0';
#endif
}
static int
dhd_dump(dhd_pub_t *dhdp, char *buf, int buflen)
{
char eabuf[ETHER_ADDR_STR_LEN];
struct bcmstrbuf b;
struct bcmstrbuf *strbuf = &b;
bcm_binit(strbuf, buf, buflen);
/* Base DHD info */
bcm_bprintf(strbuf, "%s\n", dhd_version);
bcm_bprintf(strbuf, "\n");
bcm_bprintf(strbuf, "pub.up %d pub.txoff %d pub.busstate %d\n",
dhdp->up, dhdp->txoff, dhdp->busstate);
bcm_bprintf(strbuf, "pub.hdrlen %d pub.maxctl %d pub.rxsz %d\n",
dhdp->hdrlen, dhdp->maxctl, dhdp->rxsz);
bcm_bprintf(strbuf, "pub.iswl %d pub.drv_version %ld pub.mac %s\n",
dhdp->iswl, dhdp->drv_version, bcm_ether_ntoa(&dhdp->mac, eabuf));
bcm_bprintf(strbuf, "pub.bcmerror %d tickcnt %d\n", dhdp->bcmerror, dhdp->tickcnt);
bcm_bprintf(strbuf, "dongle stats:\n");
bcm_bprintf(strbuf, "tx_packets %ld tx_bytes %ld tx_errors %ld tx_dropped %ld\n",
dhdp->dstats.tx_packets, dhdp->dstats.tx_bytes,
dhdp->dstats.tx_errors, dhdp->dstats.tx_dropped);
bcm_bprintf(strbuf, "rx_packets %ld rx_bytes %ld rx_errors %ld rx_dropped %ld\n",
dhdp->dstats.rx_packets, dhdp->dstats.rx_bytes,
dhdp->dstats.rx_errors, dhdp->dstats.rx_dropped);
bcm_bprintf(strbuf, "multicast %ld\n", dhdp->dstats.multicast);
bcm_bprintf(strbuf, "bus stats:\n");
bcm_bprintf(strbuf, "tx_packets %ld tx_multicast %ld tx_errors %ld\n",
dhdp->tx_packets, dhdp->tx_multicast, dhdp->tx_errors);
bcm_bprintf(strbuf, "tx_ctlpkts %ld tx_ctlerrs %ld\n",
dhdp->tx_ctlpkts, dhdp->tx_ctlerrs);
bcm_bprintf(strbuf, "rx_packets %ld rx_multicast %ld rx_errors %ld \n",
dhdp->rx_packets, dhdp->rx_multicast, dhdp->rx_errors);
bcm_bprintf(strbuf, "rx_ctlpkts %ld rx_ctlerrs %ld rx_dropped %ld rx_flushed %ld\n",
dhdp->rx_ctlpkts, dhdp->rx_ctlerrs, dhdp->rx_dropped, dhdp->rx_flushed);
bcm_bprintf(strbuf, "rx_readahead_cnt %ld tx_realloc %ld fc_packets %ld\n",
dhdp->rx_readahead_cnt, dhdp->tx_realloc, dhdp->fc_packets);
bcm_bprintf(strbuf, "wd_dpc_sched %ld\n", dhdp->wd_dpc_sched);
bcm_bprintf(strbuf, "\n");
/* Add any prot info */
dhd_prot_dump(dhdp, strbuf);
bcm_bprintf(strbuf, "\n");
/* Add any bus info */
dhd_bus_dump(dhdp, strbuf);
return (!strbuf->size ? BCME_BUFTOOSHORT : 0);
}
static int
dhd_doiovar(dhd_pub_t *dhd_pub, const bcm_iovar_t *vi, uint32 actionid, const char *name,
void *params, int plen, void *arg, int len, int val_size)
{
int bcmerror = 0;
int32 int_val = 0;
DHD_TRACE(("%s: Enter\n", __FUNCTION__));
if ((bcmerror = bcm_iovar_lencheck(vi, arg, len, IOV_ISSET(actionid))) != 0)
goto exit;
if (plen >= (int)sizeof(int_val))
bcopy(params, &int_val, sizeof(int_val));
switch (actionid) {
case IOV_GVAL(IOV_VERSION):
/* Need to have checked buffer length */
strncpy((char*)arg, dhd_version, len);
break;
case IOV_GVAL(IOV_MSGLEVEL):
int_val = (int32)dhd_msg_level;
bcopy(&int_val, arg, val_size);
break;
case IOV_SVAL(IOV_MSGLEVEL):
dhd_msg_level = int_val;
break;
case IOV_GVAL(IOV_BCMERRORSTR):
strncpy((char *)arg, bcmerrorstr(dhd_pub->bcmerror), BCME_STRLEN);
((char *)arg)[BCME_STRLEN - 1] = 0x00;
break;
case IOV_GVAL(IOV_BCMERROR):
int_val = (int32)dhd_pub->bcmerror;
bcopy(&int_val, arg, val_size);
break;
case IOV_GVAL(IOV_WDTICK):
int_val = (int32)dhd_watchdog_ms;
bcopy(&int_val, arg, val_size);
break;
case IOV_SVAL(IOV_WDTICK):
if (!dhd_pub->up) {
bcmerror = BCME_NOTUP;
break;
}
dhd_os_wd_timer(dhd_pub, (uint)int_val);
break;
case IOV_GVAL(IOV_DUMP):
bcmerror = dhd_dump(dhd_pub, arg, len);
break;
#ifdef DHD_DEBUG
case IOV_GVAL(IOV_DCONSOLE_POLL):
int_val = (int32)dhd_console_ms;
bcopy(&int_val, arg, val_size);
break;
case IOV_SVAL(IOV_DCONSOLE_POLL):
dhd_console_ms = (uint)int_val;
break;
case IOV_SVAL(IOV_CONS):
if (len > 0)
bcmerror = dhd_bus_console_in(dhd_pub, arg, len - 1);
break;
#endif
case IOV_SVAL(IOV_CLEARCOUNTS):
dhd_pub->tx_packets = dhd_pub->rx_packets = 0;
dhd_pub->tx_errors = dhd_pub->rx_errors = 0;
dhd_pub->tx_ctlpkts = dhd_pub->rx_ctlpkts = 0;
dhd_pub->tx_ctlerrs = dhd_pub->rx_ctlerrs = 0;
dhd_pub->rx_dropped = 0;
dhd_pub->rx_readahead_cnt = 0;
dhd_pub->tx_realloc = 0;
dhd_pub->wd_dpc_sched = 0;
memset(&dhd_pub->dstats, 0, sizeof(dhd_pub->dstats));
dhd_bus_clearcounts(dhd_pub);
break;
case IOV_GVAL(IOV_IOCTLTIMEOUT): {
int_val = (int32)dhd_os_get_ioctl_resp_timeout();
bcopy(&int_val, arg, sizeof(int_val));
break;
}
case IOV_SVAL(IOV_IOCTLTIMEOUT): {
if (int_val <= 0)
bcmerror = BCME_BADARG;
else
dhd_os_set_ioctl_resp_timeout((unsigned int)int_val);
break;
}
default:
bcmerror = BCME_UNSUPPORTED;
break;
}
exit:
return bcmerror;
}
/* Store the status of a connection attempt for later retrieval by an iovar */
void
dhd_store_conn_status(uint32 event, uint32 status, uint32 reason)
{
/* Do not overwrite a WLC_E_PRUNE with a WLC_E_SET_SSID
* because an encryption/rsn mismatch results in both events, and
* the important information is in the WLC_E_PRUNE.
*/
if (!(event == WLC_E_SET_SSID && status == WLC_E_STATUS_FAIL &&
dhd_conn_event == WLC_E_PRUNE)) {
dhd_conn_event = event;
dhd_conn_status = status;
dhd_conn_reason = reason;
}
}
bool
dhd_prec_enq(dhd_pub_t *dhdp, struct pktq *q, void *pkt, int prec)
{
void *p;
int eprec = -1; /* precedence to evict from */
bool discard_oldest;
/* Fast case, precedence queue is not full and we are also not
* exceeding total queue length
*/
if (!pktq_pfull(q, prec) && !pktq_full(q)) {
pktq_penq(q, prec, pkt);
return TRUE;
}
/* Determine precedence from which to evict packet, if any */
if (pktq_pfull(q, prec))
eprec = prec;
else if (pktq_full(q)) {
p = pktq_peek_tail(q, &eprec);
ASSERT(p);
if (eprec > prec)
return FALSE;
}
/* Evict if needed */
if (eprec >= 0) {
/* Detect queueing to unconfigured precedence */
ASSERT(!pktq_pempty(q, eprec));
discard_oldest = AC_BITMAP_TST(dhdp->wme_dp, eprec);
if (eprec == prec && !discard_oldest)
return FALSE; /* refuse newer (incoming) packet */
/* Evict packet according to discard policy */
p = discard_oldest ? pktq_pdeq(q, eprec) : pktq_pdeq_tail(q, eprec);
if (p == NULL) {
DHD_ERROR(("%s: pktq_penq() failed, oldest %d.",
__FUNCTION__, discard_oldest));
ASSERT(p);
}
PKTFREE(dhdp->osh, p, TRUE);
}
/* Enqueue */
p = pktq_penq(q, prec, pkt);
if (p == NULL) {
DHD_ERROR(("%s: pktq_penq() failed.", __FUNCTION__));
ASSERT(p);
}
return TRUE;
}
static int
dhd_iovar_op(dhd_pub_t *dhd_pub, const char *name,
void *params, int plen, void *arg, int len, bool set)
{
int bcmerror = 0;
int val_size;
const bcm_iovar_t *vi = NULL;
uint32 actionid;
DHD_TRACE(("%s: Enter\n", __FUNCTION__));
ASSERT(name);
ASSERT(len >= 0);
/* Get MUST have return space */
ASSERT(set || (arg && len));
/* Set does NOT take qualifiers */
ASSERT(!set || (!params && !plen));
if ((vi = bcm_iovar_lookup(dhd_iovars, name)) == NULL) {
bcmerror = BCME_UNSUPPORTED;
goto exit;
}
DHD_CTL(("%s: %s %s, len %d plen %d\n", __FUNCTION__,
name, (set ? "set" : "get"), len, plen));
/* set up 'params' pointer in case this is a set command so that
* the convenience int and bool code can be common to set and get
*/
if (params == NULL) {
params = arg;
plen = len;
}
if (vi->type == IOVT_VOID)
val_size = 0;
else if (vi->type == IOVT_BUFFER)
val_size = len;
else
/* all other types are integer sized */
val_size = sizeof(int);
actionid = set ? IOV_SVAL(vi->varid) : IOV_GVAL(vi->varid);
bcmerror = dhd_doiovar(dhd_pub, vi, actionid, name, params, plen, arg, len, val_size);
exit:
return bcmerror;
}
int
dhd_ioctl(dhd_pub_t *dhd_pub, dhd_ioctl_t *ioc, void *buf, uint buflen)
{
int bcmerror = 0;
DHD_TRACE(("%s: Enter\n", __FUNCTION__));
if (!buf) return BCME_BADARG;
switch (ioc->cmd) {
case DHD_GET_MAGIC:
if (buflen < sizeof(int))
bcmerror = BCME_BUFTOOSHORT;
else
*(int*)buf = DHD_IOCTL_MAGIC;
break;
case DHD_GET_VERSION:
if (buflen < sizeof(int))
bcmerror = -BCME_BUFTOOSHORT;
else
*(int*)buf = DHD_IOCTL_VERSION;
break;
case DHD_GET_VAR:
case DHD_SET_VAR: {
char *arg;
uint arglen;
/* scan past the name to any arguments */
for (arg = buf, arglen = buflen; *arg && arglen; arg++, arglen--);
if (*arg) {
bcmerror = BCME_BUFTOOSHORT;
break;
}
/* account for the NUL terminator */
arg++, arglen--;
/* call with the appropriate arguments */
if (ioc->cmd == DHD_GET_VAR)
bcmerror = dhd_iovar_op(dhd_pub, buf, arg, arglen,
buf, buflen, IOV_GET);
else
bcmerror = dhd_iovar_op(dhd_pub, buf, NULL, 0, arg, arglen, IOV_SET);
if (bcmerror != BCME_UNSUPPORTED)
break;
/* not in generic table, try protocol module */
if (ioc->cmd == DHD_GET_VAR)
bcmerror = dhd_prot_iovar_op(dhd_pub, buf, arg,
arglen, buf, buflen, IOV_GET);
else
bcmerror = dhd_prot_iovar_op(dhd_pub, buf,
NULL, 0, arg, arglen, IOV_SET);
if (bcmerror != BCME_UNSUPPORTED)
break;
/* if still not found, try bus module */
if (ioc->cmd == DHD_GET_VAR)
bcmerror = dhd_bus_iovar_op(dhd_pub, buf,
arg, arglen, buf, buflen, IOV_GET);
else
bcmerror = dhd_bus_iovar_op(dhd_pub, buf,
NULL, 0, arg, arglen, IOV_SET);
break;
}
default:
bcmerror = BCME_UNSUPPORTED;
}
return bcmerror;
}
#ifdef APSTA_PINGTEST
struct ether_addr guest_eas[MAX_GUEST];
#endif
#ifdef SHOW_EVENTS
static void
wl_show_host_event(wl_event_msg_t *event, void *event_data)
{
uint i, status, reason;
bool group = FALSE, flush_txq = FALSE, link = FALSE;
char *auth_str, *event_name;
uchar *buf;
char err_msg[256], eabuf[ETHER_ADDR_STR_LEN];
static struct {uint event; char *event_name;} event_names[] = {
{WLC_E_SET_SSID, "SET_SSID"},
{WLC_E_JOIN, "JOIN"},
{WLC_E_START, "START"},
{WLC_E_AUTH, "AUTH"},
{WLC_E_AUTH_IND, "AUTH_IND"},
{WLC_E_DEAUTH, "DEAUTH"},
{WLC_E_DEAUTH_IND, "DEAUTH_IND"},
{WLC_E_ASSOC, "ASSOC"},
{WLC_E_ASSOC_IND, "ASSOC_IND"},
{WLC_E_REASSOC, "REASSOC"},
{WLC_E_REASSOC_IND, "REASSOC_IND"},
{WLC_E_DISASSOC, "DISASSOC"},
{WLC_E_DISASSOC_IND, "DISASSOC_IND"},
{WLC_E_QUIET_START, "START_QUIET"},
{WLC_E_QUIET_END, "END_QUIET"},
{WLC_E_BEACON_RX, "BEACON_RX"},
{WLC_E_LINK, "LINK"},
{WLC_E_MIC_ERROR, "MIC_ERROR"},
{WLC_E_NDIS_LINK, "NDIS_LINK"},
{WLC_E_ROAM, "ROAM"},
{WLC_E_TXFAIL, "TXFAIL"},
{WLC_E_PMKID_CACHE, "PMKID_CACHE"},
{WLC_E_RETROGRADE_TSF, "RETROGRADE_TSF"},
{WLC_E_PRUNE, "PRUNE"},
{WLC_E_AUTOAUTH, "AUTOAUTH"},
{WLC_E_EAPOL_MSG, "EAPOL_MSG"},
{WLC_E_SCAN_COMPLETE, "SCAN_COMPLETE"},
{WLC_E_ADDTS_IND, "ADDTS_IND"},
{WLC_E_DELTS_IND, "DELTS_IND"},
{WLC_E_BCNSENT_IND, "BCNSENT_IND"},
{WLC_E_BCNRX_MSG, "BCNRX_MSG"},
{WLC_E_BCNLOST_MSG, "BCNLOST_MSG"},
{WLC_E_ROAM_PREP, "ROAM_PREP"},
{WLC_E_PFN_NET_FOUND, "PNO_NET_FOUND"},
{WLC_E_PFN_NET_LOST, "PNO_NET_LOST"},
{WLC_E_RESET_COMPLETE, "RESET_COMPLETE"},
{WLC_E_JOIN_START, "JOIN_START"},
{WLC_E_ROAM_START, "ROAM_START"},
{WLC_E_ASSOC_START, "ASSOC_START"},
{WLC_E_IBSS_ASSOC, "IBSS_ASSOC"},
{WLC_E_RADIO, "RADIO"},
{WLC_E_PSM_WATCHDOG, "PSM_WATCHDOG"},
{WLC_E_PROBREQ_MSG, "PROBREQ_MSG"},
{WLC_E_SCAN_CONFIRM_IND, "SCAN_CONFIRM_IND"},
{WLC_E_PSK_SUP, "PSK_SUP"},
{WLC_E_COUNTRY_CODE_CHANGED, "COUNTRY_CODE_CHANGED"},
{WLC_E_EXCEEDED_MEDIUM_TIME, "EXCEEDED_MEDIUM_TIME"},
{WLC_E_ICV_ERROR, "ICV_ERROR"},
{WLC_E_UNICAST_DECODE_ERROR, "UNICAST_DECODE_ERROR"},
{WLC_E_MULTICAST_DECODE_ERROR, "MULTICAST_DECODE_ERROR"},
{WLC_E_TRACE, "TRACE"},
{WLC_E_ACTION_FRAME, "ACTION FRAME"},
{WLC_E_ACTION_FRAME_COMPLETE, "ACTION FRAME TX COMPLETE"},
{WLC_E_IF, "IF"},
{WLC_E_RSSI, "RSSI"},
{WLC_E_PFN_SCAN_COMPLETE, "SCAN_COMPLETE"}
};
uint event_type, flags, auth_type, datalen;
event_type = ntoh32(event->event_type);
flags = ntoh16(event->flags);
status = ntoh32(event->status);
reason = ntoh32(event->reason);
auth_type = ntoh32(event->auth_type);
datalen = ntoh32(event->datalen);
/* debug dump of event messages */
sprintf(eabuf, "%02x:%02x:%02x:%02x:%02x:%02x",
(uchar)event->addr.octet[0]&0xff,
(uchar)event->addr.octet[1]&0xff,
(uchar)event->addr.octet[2]&0xff,
(uchar)event->addr.octet[3]&0xff,
(uchar)event->addr.octet[4]&0xff,
(uchar)event->addr.octet[5]&0xff);
event_name = "UNKNOWN";
for (i = 0; i < ARRAYSIZE(event_names); i++) {
if (event_names[i].event == event_type)
event_name = event_names[i].event_name;
}
DHD_EVENT(("EVENT: %s, event ID = %d\n", event_name, event_type));
if (flags & WLC_EVENT_MSG_LINK)
link = TRUE;
if (flags & WLC_EVENT_MSG_GROUP)
group = TRUE;
if (flags & WLC_EVENT_MSG_FLUSHTXQ)
flush_txq = TRUE;
switch (event_type) {
case WLC_E_START:
case WLC_E_DEAUTH:
case WLC_E_DISASSOC:
DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
break;
case WLC_E_ASSOC_IND:
case WLC_E_REASSOC_IND:
#ifdef APSTA_PINGTEST
{
int i;
for (i = 0; i < MAX_GUEST; ++i)
if (ETHER_ISNULLADDR(&guest_eas[i]))
break;
if (i < MAX_GUEST)
bcopy(event->addr.octet, guest_eas[i].octet, ETHER_ADDR_LEN);
}
#endif /* APSTA_PINGTEST */
DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
break;
case WLC_E_ASSOC:
case WLC_E_REASSOC:
if (status == WLC_E_STATUS_SUCCESS) {
DHD_EVENT(("MACEVENT: %s, MAC %s, SUCCESS\n", event_name, eabuf));
} else if (status == WLC_E_STATUS_TIMEOUT) {
DHD_EVENT(("MACEVENT: %s, MAC %s, TIMEOUT\n", event_name, eabuf));
} else if (status == WLC_E_STATUS_FAIL) {
DHD_EVENT(("MACEVENT: %s, MAC %s, FAILURE, reason %d\n",
event_name, eabuf, (int)reason));
} else {
DHD_EVENT(("MACEVENT: %s, MAC %s, unexpected status %d\n",
event_name, eabuf, (int)status));
}
break;
case WLC_E_DEAUTH_IND:
case WLC_E_DISASSOC_IND:
#ifdef APSTA_PINGTEST
{
int i;
for (i = 0; i < MAX_GUEST; ++i) {
if (bcmp(guest_eas[i].octet, event->addr.octet,
ETHER_ADDR_LEN) == 0) {
bzero(guest_eas[i].octet, ETHER_ADDR_LEN);
break;
}
}
}
#endif /* APSTA_PINGTEST */
DHD_EVENT(("MACEVENT: %s, MAC %s, reason %d\n", event_name, eabuf, (int)reason));
break;
case WLC_E_AUTH:
case WLC_E_AUTH_IND:
if (auth_type == DOT11_OPEN_SYSTEM)
auth_str = "Open System";
else if (auth_type == DOT11_SHARED_KEY)
auth_str = "Shared Key";
else {
sprintf(err_msg, "AUTH unknown: %d", (int)auth_type);
auth_str = err_msg;
}
if (event_type == WLC_E_AUTH_IND) {
DHD_EVENT(("MACEVENT: %s, MAC %s, %s\n", event_name, eabuf, auth_str));
} else if (status == WLC_E_STATUS_SUCCESS) {
DHD_EVENT(("MACEVENT: %s, MAC %s, %s, SUCCESS\n",
event_name, eabuf, auth_str));
} else if (status == WLC_E_STATUS_TIMEOUT) {
DHD_EVENT(("MACEVENT: %s, MAC %s, %s, TIMEOUT\n",
event_name, eabuf, auth_str));
} else if (status == WLC_E_STATUS_FAIL) {
DHD_EVENT(("MACEVENT: %s, MAC %s, %s, FAILURE, reason %d\n",
event_name, eabuf, auth_str, (int)reason));
}
break;
case WLC_E_JOIN:
case WLC_E_ROAM:
case WLC_E_SET_SSID:
if (status == WLC_E_STATUS_SUCCESS) {
DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
} else if (status == WLC_E_STATUS_FAIL) {
DHD_EVENT(("MACEVENT: %s, failed\n", event_name));
} else if (status == WLC_E_STATUS_NO_NETWORKS) {
DHD_EVENT(("MACEVENT: %s, no networks found\n", event_name));
} else {
DHD_EVENT(("MACEVENT: %s, unexpected status %d\n",
event_name, (int)status));
}
break;
case WLC_E_BEACON_RX:
if (status == WLC_E_STATUS_SUCCESS) {
DHD_EVENT(("MACEVENT: %s, SUCCESS\n", event_name));
} else if (status == WLC_E_STATUS_FAIL) {
DHD_EVENT(("MACEVENT: %s, FAIL\n", event_name));
} else {
DHD_EVENT(("MACEVENT: %s, status %d\n", event_name, status));
}
break;
case WLC_E_LINK:
DHD_EVENT(("MACEVENT: %s %s\n", event_name, link?"UP":"DOWN"));
break;
case WLC_E_MIC_ERROR:
DHD_EVENT(("MACEVENT: %s, MAC %s, Group %d, Flush %d\n",
event_name, eabuf, group, flush_txq));
break;
case WLC_E_ICV_ERROR:
case WLC_E_UNICAST_DECODE_ERROR:
case WLC_E_MULTICAST_DECODE_ERROR:
DHD_EVENT(("MACEVENT: %s, MAC %s\n",
event_name, eabuf));
break;
case WLC_E_TXFAIL:
DHD_EVENT(("MACEVENT: %s, RA %s\n", event_name, eabuf));
break;
case WLC_E_SCAN_COMPLETE:
case WLC_E_PMKID_CACHE:
DHD_EVENT(("MACEVENT: %s\n", event_name));
break;
case WLC_E_PFN_NET_FOUND:
case WLC_E_PFN_NET_LOST:
case WLC_E_PFN_SCAN_COMPLETE:
DHD_EVENT(("PNOEVENT: %s\n", event_name));
break;
case WLC_E_PSK_SUP:
case WLC_E_PRUNE:
DHD_EVENT(("MACEVENT: %s, status %d, reason %d\n",
event_name, (int)status, (int)reason));
break;
case WLC_E_TRACE:
{
static uint32 seqnum_prev = 0;
msgtrace_hdr_t hdr;
uint32 nblost;
char *s, *p;
buf = (uchar *) event_data;
memcpy(&hdr, buf, MSGTRACE_HDRLEN);
if (hdr.version != MSGTRACE_VERSION) {
printf("\nMACEVENT: %s [unsupported version --> "
"dhd version:%d dongle version:%d]\n",
event_name, MSGTRACE_VERSION, hdr.version);
/* Reset datalen to avoid display below */
datalen = 0;
break;
}
/* There are 2 bytes available at the end of data */
buf[MSGTRACE_HDRLEN + ntoh16(hdr.len)] = '\0';
if (ntoh32(hdr.discarded_bytes) || ntoh32(hdr.discarded_printf)) {
printf("\nWLC_E_TRACE: [Discarded traces in dongle -->"
"discarded_bytes %d discarded_printf %d]\n",
ntoh32(hdr.discarded_bytes), ntoh32(hdr.discarded_printf));
}
nblost = ntoh32(hdr.seqnum) - seqnum_prev - 1;
if (nblost > 0) {
printf("\nWLC_E_TRACE: [Event lost --> seqnum %d nblost %d\n",
ntoh32(hdr.seqnum), nblost);
}
seqnum_prev = ntoh32(hdr.seqnum);
/* Display the trace buffer. Advance from \n to \n to avoid display big
* printf (issue with Linux printk )
*/
p = (char *)&buf[MSGTRACE_HDRLEN];
while ((s = strstr(p, "\n")) != NULL) {
*s = '\0';
printf("%s\n", p);
p = s + 1;
}
printf("%s\n", p);
/* Reset datalen to avoid display below */
datalen = 0;
}
break;
case WLC_E_RSSI:
DHD_EVENT(("MACEVENT: %s %d\n", event_name, ntoh32(*((int *)event_data))));
break;
default:
DHD_EVENT(("MACEVENT: %s %d, MAC %s, status %d, reason %d, auth %d\n",
event_name, event_type, eabuf, (int)status, (int)reason,
(int)auth_type));
break;
}
/* show any appended data */
if (datalen) {
buf = (uchar *) event_data;
DHD_EVENT((" data (%d) : ", datalen));
for (i = 0; i < datalen; i++)
DHD_EVENT((" 0x%02x ", *buf++));
DHD_EVENT(("\n"));
}
}
#endif /* SHOW_EVENTS */
int
wl_host_event(struct dhd_info *dhd, int *ifidx, void *pktdata,
wl_event_msg_t *event, void **data_ptr)
{
/* check whether packet is a BRCM event pkt */
bcm_event_t *pvt_data = (bcm_event_t *)pktdata;
char *event_data;
uint32 type, status;
uint16 flags;
int evlen;
if (bcmp(BRCM_OUI, &pvt_data->bcm_hdr.oui[0], DOT11_OUI_LEN)) {
DHD_ERROR(("%s: mismatched OUI, bailing\n", __FUNCTION__));
return (BCME_ERROR);
}
/* BRCM event pkt may be unaligned - use xxx_ua to load user_subtype. */
if (ntoh16_ua((void *)&pvt_data->bcm_hdr.usr_subtype) != BCMILCP_BCM_SUBTYPE_EVENT) {
DHD_ERROR(("%s: mismatched subtype, bailing\n", __FUNCTION__));
return (BCME_ERROR);
}
*data_ptr = &pvt_data[1];
event_data = *data_ptr;
/* memcpy since BRCM event pkt may be unaligned. */
memcpy(event, &pvt_data->event, sizeof(wl_event_msg_t));
type = ntoh32_ua((void *)&event->event_type);
flags = ntoh16_ua((void *)&event->flags);
status = ntoh32_ua((void *)&event->status);
evlen = ntoh32_ua((void *)&event->datalen) + sizeof(bcm_event_t);
switch (type) {
case WLC_E_IF:
{
dhd_if_event_t *ifevent = (dhd_if_event_t *)event_data;
DHD_TRACE(("%s: if event\n", __FUNCTION__));
if (ifevent->ifidx > 0 && ifevent->ifidx < DHD_MAX_IFS)
{
if (ifevent->action == WLC_E_IF_ADD)
dhd_add_if(dhd, ifevent->ifidx,
NULL, event->ifname,
pvt_data->eth.ether_dhost,
ifevent->flags, ifevent->bssidx);
else
dhd_del_if(dhd, ifevent->ifidx);
} else {
DHD_ERROR(("%s: Invalid ifidx %d for %s\n",
__FUNCTION__, ifevent->ifidx, event->ifname));
}
}
/* send up the if event: btamp user needs it */
*ifidx = dhd_ifname2idx(dhd, event->ifname);
/* push up to external supp/auth */
dhd_event(dhd, (char *)pvt_data, evlen, *ifidx);
break;
#ifdef P2P
case WLC_E_NDIS_LINK:
break;
#endif
/* fall through */
/* These are what external supplicant/authenticator wants */
case WLC_E_LINK:
case WLC_E_ASSOC_IND:
case WLC_E_REASSOC_IND:
case WLC_E_DISASSOC_IND:
case WLC_E_MIC_ERROR:
default:
/* Fall through: this should get _everything_ */
*ifidx = dhd_ifname2idx(dhd, event->ifname);
/* push up to external supp/auth */
dhd_event(dhd, (char *)pvt_data, evlen, *ifidx);
DHD_TRACE(("%s: MAC event %d, flags %x, status %x\n",
__FUNCTION__, type, flags, status));
/* put it back to WLC_E_NDIS_LINK */
if (type == WLC_E_NDIS_LINK) {
uint32 temp;
temp = ntoh32_ua((void *)&event->event_type);
DHD_TRACE(("Converted to WLC_E_LINK type %d\n", temp));
temp = ntoh32(WLC_E_NDIS_LINK);
memcpy((void *)(&pvt_data->event.event_type), &temp,
sizeof(pvt_data->event.event_type));
}
break;
}
#ifdef SHOW_EVENTS
wl_show_host_event(event, event_data);
#endif /* SHOW_EVENTS */
return (BCME_OK);
}
void
wl_event_to_host_order(wl_event_msg_t *evt)
{
/* Event struct members passed from dongle to host are stored in network
* byte order. Convert all members to host-order.
*/
evt->event_type = ntoh32(evt->event_type);
evt->flags = ntoh16(evt->flags);
evt->status = ntoh32(evt->status);
evt->reason = ntoh32(evt->reason);
evt->auth_type = ntoh32(evt->auth_type);
evt->datalen = ntoh32(evt->datalen);
evt->version = ntoh16(evt->version);
}
void print_buf(void *pbuf, int len, int bytes_per_line)
{
int i, j = 0;
unsigned char *buf = pbuf;
if (bytes_per_line == 0) {
bytes_per_line = len;
}
for (i = 0; i < len; i++) {
printf("%2.2x", *buf++);
j++;
if (j == bytes_per_line) {
printf("\n");
j = 0;
} else {
printf(":");
}
}
printf("\n");
}
#define strtoul(nptr, endptr, base) bcm_strtoul((nptr), (endptr), (base))
/* Convert user's input in hex pattern to byte-size mask */
static int
wl_pattern_atoh(char *src, char *dst)
{
int i;
if (strncmp(src, "0x", 2) != 0 &&
strncmp(src, "0X", 2) != 0) {
DHD_ERROR(("Mask invalid format. Needs to start with 0x\n"));
return -1;
}
src = src + 2; /* Skip past 0x */
if (strlen(src) % 2 != 0) {
DHD_ERROR(("Mask invalid format. Needs to be of even length\n"));
return -1;
}
for (i = 0; *src != '\0'; i++) {
char num[3];
strncpy(num, src, 2);
num[2] = '\0';
dst[i] = (uint8)strtoul(num, NULL, 16);
src += 2;
}
return i;
}
void
dhd_pktfilter_offload_enable(dhd_pub_t * dhd, char *arg, int enable, int master_mode)
{
char *argv[8];
int i = 0;
const char *str;
int buf_len;
int str_len;
char *arg_save = 0, *arg_org = 0;
int rc;
char buf[128];
wl_pkt_filter_enable_t enable_parm;
wl_pkt_filter_enable_t * pkt_filterp;
if (!(arg_save = MALLOC(dhd->osh, strlen(arg) + 1))) {
DHD_ERROR(("%s: kmalloc failed\n", __FUNCTION__));
goto fail;
}
arg_org = arg_save;
memcpy(arg_save, arg, strlen(arg) + 1);
argv[i] = bcmstrtok(&arg_save, " ", 0);
i = 0;
if (NULL == argv[i]) {
DHD_ERROR(("No args provided\n"));
goto fail;
}
str = "pkt_filter_enable";
str_len = strlen(str);
strncpy(buf, str, str_len);
buf[str_len] = '\0';
buf_len = str_len + 1;
pkt_filterp = (wl_pkt_filter_enable_t *)(buf + str_len + 1);
/* Parse packet filter id. */
enable_parm.id = htod32(strtoul(argv[i], NULL, 0));
/* Parse enable/disable value. */
enable_parm.enable = htod32(enable);
buf_len += sizeof(enable_parm);
memcpy((char *)pkt_filterp,
&enable_parm,
sizeof(enable_parm));
/* Enable/disable the specified filter. */
rc = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, buf_len);
rc = rc >= 0 ? 0 : rc;
if (rc)
DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
__FUNCTION__, arg, rc));
else
DHD_TRACE(("%s: successfully added pktfilter %s\n",
__FUNCTION__, arg));
/* Contorl the master mode */
bcm_mkiovar("pkt_filter_mode", (char *)&master_mode, 4, buf, sizeof(buf));
rc = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, sizeof(buf));
rc = rc >= 0 ? 0 : rc;
if (rc)
DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
__FUNCTION__, arg, rc));
fail:
if (arg_org)
MFREE(dhd->osh, arg_org, strlen(arg) + 1);
}
void
dhd_pktfilter_offload_set(dhd_pub_t * dhd, char *arg)
{
const char *str;
wl_pkt_filter_t pkt_filter;
wl_pkt_filter_t *pkt_filterp;
int buf_len;
int str_len;
int rc;
uint32 mask_size;
uint32 pattern_size;
char *argv[8], * buf = 0;
int i = 0;
char *arg_save = 0, *arg_org = 0;
#define BUF_SIZE 2048
if (!(arg_save = MALLOC(dhd->osh, strlen(arg) + 1))) {
DHD_ERROR(("%s: kmalloc failed\n", __FUNCTION__));
goto fail;
}
arg_org = arg_save;
if (!(buf = MALLOC(dhd->osh, BUF_SIZE))) {
DHD_ERROR(("%s: kmalloc failed\n", __FUNCTION__));
goto fail;
}
memcpy(arg_save, arg, strlen(arg) + 1);
if (strlen(arg) > BUF_SIZE) {
DHD_ERROR(("Not enough buffer %d < %d\n", (int)strlen(arg), (int)sizeof(buf)));
goto fail;
}
argv[i] = bcmstrtok(&arg_save, " ", 0);
while (argv[i++])
argv[i] = bcmstrtok(&arg_save, " ", 0);
i = 0;
if (NULL == argv[i]) {
DHD_ERROR(("No args provided\n"));
goto fail;
}
str = "pkt_filter_add";
str_len = strlen(str);
strncpy(buf, str, str_len);
buf[ str_len ] = '\0';
buf_len = str_len + 1;
pkt_filterp = (wl_pkt_filter_t *) (buf + str_len + 1);
/* Parse packet filter id. */
pkt_filter.id = htod32(strtoul(argv[i], NULL, 0));
if (NULL == argv[++i]) {
DHD_ERROR(("Polarity not provided\n"));
goto fail;
}
/* Parse filter polarity. */
pkt_filter.negate_match = htod32(strtoul(argv[i], NULL, 0));
if (NULL == argv[++i]) {
DHD_ERROR(("Filter type not provided\n"));
goto fail;
}
/* Parse filter type. */
pkt_filter.type = htod32(strtoul(argv[i], NULL, 0));
if (NULL == argv[++i]) {
DHD_ERROR(("Offset not provided\n"));
goto fail;
}
/* Parse pattern filter offset. */
pkt_filter.u.pattern.offset = htod32(strtoul(argv[i], NULL, 0));
if (NULL == argv[++i]) {
DHD_ERROR(("Bitmask not provided\n"));
goto fail;
}
/* Parse pattern filter mask. */
mask_size =
htod32(wl_pattern_atoh(argv[i], (char *) pkt_filterp->u.pattern.mask_and_pattern));
if (NULL == argv[++i]) {
DHD_ERROR(("Pattern not provided\n"));
goto fail;
}
/* Parse pattern filter pattern. */
pattern_size =
htod32(wl_pattern_atoh(argv[i],
(char *) &pkt_filterp->u.pattern.mask_and_pattern[mask_size]));
if (mask_size != pattern_size) {
DHD_ERROR(("Mask and pattern not the same size\n"));
goto fail;
}
pkt_filter.u.pattern.size_bytes = mask_size;
buf_len += WL_PKT_FILTER_FIXED_LEN;
buf_len += (WL_PKT_FILTER_PATTERN_FIXED_LEN + 2 * mask_size);
/* Keep-alive attributes are set in local variable (keep_alive_pkt), and
** then memcpy'ed into buffer (keep_alive_pktp) since there is no
** guarantee that the buffer is properly aligned.
*/
memcpy((char *)pkt_filterp,
&pkt_filter,
WL_PKT_FILTER_FIXED_LEN + WL_PKT_FILTER_PATTERN_FIXED_LEN);
rc = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, buf_len);
rc = rc >= 0 ? 0 : rc;
if (rc)
DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
__FUNCTION__, arg, rc));
else
DHD_TRACE(("%s: successfully added pktfilter %s\n",
__FUNCTION__, arg));
fail:
if (arg_org)
MFREE(dhd->osh, arg_org, strlen(arg) + 1);
if (buf)
MFREE(dhd->osh, buf, BUF_SIZE);
}
void
dhd_arp_offload_set(dhd_pub_t * dhd, int arp_mode)
{
char iovbuf[32];
int retcode;
bcm_mkiovar("arp_ol", (char *)&arp_mode, 4, iovbuf, sizeof(iovbuf));
retcode = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
retcode = retcode >= 0 ? 0 : retcode;
if (retcode)
DHD_TRACE(("%s: failed to set ARP offload mode to 0x%x, retcode = %d\n",
__FUNCTION__, arp_mode, retcode));
else
DHD_TRACE(("%s: successfully set ARP offload mode to 0x%x\n",
__FUNCTION__, arp_mode));
}
void
dhd_arp_offload_enable(dhd_pub_t * dhd, int arp_enable)
{
char iovbuf[32];
int retcode;
bcm_mkiovar("arpoe", (char *)&arp_enable, 4, iovbuf, sizeof(iovbuf));
retcode = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
retcode = retcode >= 0 ? 0 : retcode;
if (retcode)
DHD_TRACE(("%s: failed to enabe ARP offload to %d, retcode = %d\n",
__FUNCTION__, arp_enable, retcode));
else
DHD_TRACE(("%s: successfully enabed ARP offload to %d\n",
__FUNCTION__, arp_enable));
}
int
dhd_preinit_ioctls(dhd_pub_t *dhd)
{
char iovbuf[WL_EVENTING_MASK_LEN + 12]; /* Room for "event_msgs" + '\0' + bitvec */
uint up = 0;
char buf[128], *ptr;
uint power_mode = PM_FAST;
uint32 dongle_align = DHD_SDALIGN;
uint32 glom = 0;
uint bcn_timeout = 3;
int scan_assoc_time = 40;
int scan_unassoc_time = 80;
#ifdef GET_CUSTOM_MAC_ENABLE
int ret = 0;
struct ether_addr ea_addr;
#endif /* GET_CUSTOM_MAC_ENABLE */
dhd_os_proto_block(dhd);
#ifdef GET_CUSTOM_MAC_ENABLE
/* Read MAC address from external customer place
** NOTE that default mac address has to be present in otp or nvram file to bring up
** firmware but unique per board mac address maybe provided by customer code
*/
ret = dhd_custom_get_mac_address(ea_addr.octet);
if (!ret) {
bcm_mkiovar("cur_etheraddr", (void *)&ea_addr, ETHER_ADDR_LEN, buf, sizeof(buf));
ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, sizeof(buf));
if (ret < 0) {
DHD_ERROR(("%s: can't set MAC address , error=%d\n", __FUNCTION__, ret));
}
else
memcpy(dhd->mac.octet, (void *)&ea_addr, ETHER_ADDR_LEN);
}
#endif /* GET_CUSTOM_MAC_ENABLE */
/* Set Country code */
if (dhd->country_code[0] != 0) {
if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_COUNTRY,
dhd->country_code, sizeof(dhd->country_code)) < 0) {
DHD_ERROR(("%s: country code setting failed\n", __FUNCTION__));
}
}
/* query for 'ver' to get version info from firmware */
memset(buf, 0, sizeof(buf));
ptr = buf;
bcm_mkiovar("ver", 0, 0, buf, sizeof(buf));
dhdcdc_query_ioctl(dhd, 0, WLC_GET_VAR, buf, sizeof(buf));
bcmstrtok(&ptr, "\n", 0);
/* Print fw version info */
DHD_ERROR(("Firmware version = %s\n", buf));
/* Set PowerSave mode */
dhdcdc_set_ioctl(dhd, 0, WLC_SET_PM, (char *)&power_mode, sizeof(power_mode));
/* Match Host and Dongle rx alignment */
bcm_mkiovar("bus:txglomalign", (char *)&dongle_align, 4, iovbuf, sizeof(iovbuf));
dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
/* disable glom option per default */
bcm_mkiovar("bus:txglom", (char *)&glom, 4, iovbuf, sizeof(iovbuf));
dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
/* Setup timeout if Beacons are lost and roam is off to report link down */
bcm_mkiovar("bcn_timeout", (char *)&bcn_timeout, 4, iovbuf, sizeof(iovbuf));
dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
/* Enable/Disable build-in roaming to allowed ext supplicant to take of romaing */
bcm_mkiovar("roam_off", (char *)&dhd_roam, 4, iovbuf, sizeof(iovbuf));
dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
/* Force STA UP */
if (dhd_radio_up)
dhdcdc_set_ioctl(dhd, 0, WLC_UP, (char *)&up, sizeof(up));
/* Setup event_msgs */
bcm_mkiovar("event_msgs", dhd->eventmask, WL_EVENTING_MASK_LEN, iovbuf, sizeof(iovbuf));
dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
dhdcdc_set_ioctl(dhd, 0, WLC_SET_SCAN_CHANNEL_TIME, (char *)&scan_assoc_time,
sizeof(scan_assoc_time));
dhdcdc_set_ioctl(dhd, 0, WLC_SET_SCAN_UNASSOC_TIME, (char *)&scan_unassoc_time,
sizeof(scan_unassoc_time));
#ifdef ARP_OFFLOAD_SUPPORT
/* Set and enable ARP offload feature */
if (dhd_arp_enable)
dhd_arp_offload_set(dhd, dhd_arp_mode);
dhd_arp_offload_enable(dhd, dhd_arp_enable);
#endif /* ARP_OFFLOAD_SUPPORT */
#ifdef PKT_FILTER_SUPPORT
{
int i;
/* Set up pkt filter */
if (dhd_pkt_filter_enable) {
for (i = 0; i < dhd->pktfilter_count; i++) {
dhd_pktfilter_offload_set(dhd, dhd->pktfilter[i]);
dhd_pktfilter_offload_enable(dhd, dhd->pktfilter[i],
dhd_pkt_filter_init, dhd_master_mode);
}
}
}
#endif /* PKT_FILTER_SUPPORT */
dhd_os_proto_unblock(dhd);
return 0;
}
#ifdef SIMPLE_ISCAN
uint iscan_thread_id;
iscan_buf_t * iscan_chain = 0;
iscan_buf_t *
dhd_iscan_allocate_buf(dhd_pub_t *dhd, iscan_buf_t **iscanbuf)
{
iscan_buf_t *iscanbuf_alloc = 0;
iscan_buf_t *iscanbuf_head;
dhd_iscan_lock();
iscanbuf_alloc = (iscan_buf_t*)MALLOC(dhd->osh, sizeof(iscan_buf_t));
if (iscanbuf_alloc == NULL)
goto fail;
iscanbuf_alloc->next = NULL;
iscanbuf_head = *iscanbuf;
DHD_ISCAN(("%s: addr of allocated node = 0x%X, addr of iscanbuf_head \
= 0x%X dhd = 0x%X\n", __FUNCTION__, iscanbuf_alloc,
iscanbuf_head, dhd));
if (iscanbuf_head == NULL) {
*iscanbuf = iscanbuf_alloc;
DHD_ISCAN(("%s: Head is allocated\n", __FUNCTION__));
goto fail;
}
while (iscanbuf_head->next)
iscanbuf_head = iscanbuf_head->next;
iscanbuf_head->next = iscanbuf_alloc;
fail:
dhd_iscan_unlock();
return iscanbuf_alloc;
}
void
dhd_iscan_free_buf(void *dhdp, iscan_buf_t *iscan_delete)
{
iscan_buf_t *iscanbuf_free = 0;
iscan_buf_t *iscanbuf_prv = 0;
iscan_buf_t *iscanbuf_cur = iscan_chain;
dhd_pub_t *dhd = dhd_bus_pub(dhdp);
dhd_iscan_lock();
/* If iscan_delete is null then delete the entire
* chain or else delete specific one provided
*/
if (!iscan_delete) {
while (iscanbuf_cur) {
iscanbuf_free = iscanbuf_cur;
iscanbuf_cur = iscanbuf_cur->next;
iscanbuf_free->next = 0;
MFREE(dhd->osh, iscanbuf_free, sizeof(iscan_buf_t));
}
iscan_chain = 0;
} else {
while (iscanbuf_cur) {
if (iscanbuf_cur == iscan_delete)
break;
iscanbuf_prv = iscanbuf_cur;
iscanbuf_cur = iscanbuf_cur->next;
}
if (iscanbuf_prv)
iscanbuf_prv->next = iscan_delete->next;
iscan_delete->next = 0;
MFREE(dhd->osh, iscan_delete, sizeof(iscan_buf_t));
if (!iscanbuf_prv)
iscan_chain = 0;
}
dhd_iscan_unlock();
}
iscan_buf_t *
dhd_iscan_result_buf(void)
{
return iscan_chain;
}
/*
* print scan cache
* print partial iscan_skip list differently
*/
int
dhd_iscan_print_cache(iscan_buf_t *iscan_skip)
{
int i = 0, l = 0;
iscan_buf_t *iscan_cur;
wl_iscan_results_t *list;
wl_scan_results_t *results;
wl_bss_info_t UNALIGNED *bi;
dhd_iscan_lock();
iscan_cur = dhd_iscan_result_buf();
while (iscan_cur) {
list = (wl_iscan_results_t *)iscan_cur->iscan_buf;
if (!list)
break;
results = (wl_scan_results_t *)&list->results;
if (!results)
break;
if (results->version != WL_BSS_INFO_VERSION) {
DHD_ISCAN(("%s: results->version %d != WL_BSS_INFO_VERSION\n",
__FUNCTION__, results->version));
goto done;
}
bi = results->bss_info;
for (i = 0; i < results->count; i++) {
if (!bi)
break;
DHD_ISCAN(("%s[%2.2d:%2.2d] %X:%X:%X:%X:%X:%X\n",
iscan_cur != iscan_skip?"BSS":"bss", l, i,
bi->BSSID.octet[0], bi->BSSID.octet[1], bi->BSSID.octet[2],
bi->BSSID.octet[3], bi->BSSID.octet[4], bi->BSSID.octet[5]));
bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length));
}
iscan_cur = iscan_cur->next;
l++;
}
done:
dhd_iscan_unlock();
return 0;
}
/*
* delete disappeared AP from specific scan cache but skip partial list in iscan_skip
*/
int
dhd_iscan_delete_bss(void *dhdp, void *addr, iscan_buf_t *iscan_skip)
{
int i = 0, j = 0, l = 0;
iscan_buf_t *iscan_cur;
wl_iscan_results_t *list;
wl_scan_results_t *results;
wl_bss_info_t UNALIGNED *bi, *bi_new, *bi_next;
uchar *s_addr = addr;
dhd_iscan_lock();
DHD_ISCAN(("%s: BSS to remove %X:%X:%X:%X:%X:%X\n",
__FUNCTION__, s_addr[0], s_addr[1], s_addr[2],
s_addr[3], s_addr[4], s_addr[5]));
iscan_cur = dhd_iscan_result_buf();
while (iscan_cur) {
if (iscan_cur != iscan_skip) {
list = (wl_iscan_results_t *)iscan_cur->iscan_buf;
if (!list)
break;
results = (wl_scan_results_t *)&list->results;
if (!results)
break;
if (results->version != WL_BSS_INFO_VERSION) {
DHD_ERROR(("%s: results->version %d != WL_BSS_INFO_VERSION\n",
__FUNCTION__, results->version));
goto done;
}
bi = results->bss_info;
for (i = 0; i < results->count; i++) {
if (!bi)
break;
if (!memcmp(bi->BSSID.octet, addr, ETHER_ADDR_LEN)) {
DHD_ISCAN(("%s: Del BSS[%2.2d:%2.2d] %X:%X:%X:%X:%X:%X\n", \
__FUNCTION__, l, i, bi->BSSID.octet[0], \
bi->BSSID.octet[1], bi->BSSID.octet[2], \
bi->BSSID.octet[3], bi->BSSID.octet[4], \
bi->BSSID.octet[5]));
bi_new = bi;
bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length));
/*
if(bi && bi_new) {
bcopy(bi, bi_new, results->buflen -
dtoh32(bi_new->length));
results->buflen -= dtoh32(bi_new->length);
}
*/
results->buflen -= dtoh32(bi_new->length);
results->count--;
for (j = i; j < results->count; j++) {
if (bi && bi_new) {
DHD_ISCAN(("%s: Moved up BSS[%2.2d:%2.2d] \
%X:%X:%X:%X:%X:%X\n",
__FUNCTION__, l, j, bi->BSSID.octet[0],
bi->BSSID.octet[1], bi->BSSID.octet[2],
bi->BSSID.octet[3], bi->BSSID.octet[4],
bi->BSSID.octet[5]));
bi_next = (wl_bss_info_t *)((uintptr)bi +
dtoh32(bi->length));
bcopy(bi, bi_new, dtoh32(bi->length));
bi_new = (wl_bss_info_t *)((uintptr)bi_new +
dtoh32(bi_new->length));
bi = bi_next;
}
}
if (results->count == 0) {
/* Prune now empty partial scan list */
dhd_iscan_free_buf(dhdp, iscan_cur);
goto done;
}
break;
}
bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length));
}
}
iscan_cur = iscan_cur->next;
l++;
}
done:
dhd_iscan_unlock();
return 0;
}
int
dhd_iscan_remove_duplicates(void * dhdp, iscan_buf_t *iscan_cur)
{
int i = 0;
wl_iscan_results_t *list;
wl_scan_results_t *results;
wl_bss_info_t UNALIGNED *bi, *bi_new, *bi_next;
dhd_iscan_lock();
DHD_ISCAN(("%s: Scan cache before delete\n",
__FUNCTION__));
dhd_iscan_print_cache(iscan_cur);
if (!iscan_cur)
goto done;
list = (wl_iscan_results_t *)iscan_cur->iscan_buf;
if (!list)
goto done;
results = (wl_scan_results_t *)&list->results;
if (!results)
goto done;
if (results->version != WL_BSS_INFO_VERSION) {
DHD_ERROR(("%s: results->version %d != WL_BSS_INFO_VERSION\n",
__FUNCTION__, results->version));
goto done;
}
bi = results->bss_info;
for (i = 0; i < results->count; i++) {
if (!bi)
break;
DHD_ISCAN(("%s: Find dups for BSS[%2.2d] %X:%X:%X:%X:%X:%X\n",
__FUNCTION__, i, bi->BSSID.octet[0], bi->BSSID.octet[1], bi->BSSID.octet[2],
bi->BSSID.octet[3], bi->BSSID.octet[4], bi->BSSID.octet[5]));
dhd_iscan_delete_bss(dhdp, bi->BSSID.octet, iscan_cur);
bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length));
}
done:
DHD_ISCAN(("%s: Scan cache after delete\n", __FUNCTION__));
dhd_iscan_print_cache(iscan_cur);
dhd_iscan_unlock();
return 0;
}
void
dhd_iscan_ind_scan_confirm(void *dhdp, bool status)
{
dhd_ind_scan_confirm(dhdp, status);
}
int
dhd_iscan_request(void * dhdp, uint16 action)
{
int rc;
wl_iscan_params_t params;
dhd_pub_t *dhd = dhd_bus_pub(dhdp);
char buf[WLC_IOCTL_SMLEN];
memset(&params, 0, sizeof(wl_iscan_params_t));
memcpy(&params.params.bssid, &ether_bcast, ETHER_ADDR_LEN);
params.params.bss_type = DOT11_BSSTYPE_ANY;
params.params.scan_type = DOT11_SCANTYPE_ACTIVE;
params.params.nprobes = htod32(-1);
params.params.active_time = htod32(-1);
params.params.passive_time = htod32(-1);
params.params.home_time = htod32(-1);
params.params.channel_num = htod32(0);
params.version = htod32(ISCAN_REQ_VERSION);
params.action = htod16(action);
params.scan_duration = htod16(0);
bcm_mkiovar("iscan", (char *)&params, sizeof(wl_iscan_params_t), buf, WLC_IOCTL_SMLEN);
rc = dhd_wl_ioctl(dhdp, WLC_SET_VAR, buf, WLC_IOCTL_SMLEN);
return rc;
}
static int
dhd_iscan_get_partial_result(void *dhdp, uint *scan_count)
{
wl_iscan_results_t *list_buf;
wl_iscan_results_t list;
wl_scan_results_t *results;
iscan_buf_t *iscan_cur;
int status = -1;
dhd_pub_t *dhd = dhd_bus_pub(dhdp);
int rc;
iscan_cur = dhd_iscan_allocate_buf(dhd, &iscan_chain);
if (!iscan_cur) {
DHD_ERROR(("%s: Failed to allocate node\n", __FUNCTION__));
dhd_iscan_free_buf(dhdp, 0);
dhd_iscan_request(dhdp, WL_SCAN_ACTION_ABORT);
goto fail;
}
dhd_iscan_lock();
memset(iscan_cur->iscan_buf, 0, WLC_IW_ISCAN_MAXLEN);
list_buf = (wl_iscan_results_t*)iscan_cur->iscan_buf;
results = &list_buf->results;
results->buflen = WL_ISCAN_RESULTS_FIXED_SIZE;
results->version = 0;
results->count = 0;
memset(&list, 0, sizeof(list));
list.results.buflen = htod32(WLC_IW_ISCAN_MAXLEN);
bcm_mkiovar("iscanresults", (char *)&list, WL_ISCAN_RESULTS_FIXED_SIZE,
iscan_cur->iscan_buf, WLC_IW_ISCAN_MAXLEN);
rc = dhd_wl_ioctl(dhdp, WLC_GET_VAR, iscan_cur->iscan_buf, WLC_IW_ISCAN_MAXLEN);
results->buflen = dtoh32(results->buflen);
results->version = dtoh32(results->version);
*scan_count = results->count = dtoh32(results->count);
status = dtoh32(list_buf->status);
dhd_iscan_unlock();
if (!(*scan_count))
dhd_iscan_free_buf(dhdp, iscan_cur);
else
dhd_iscan_remove_duplicates(dhdp, iscan_cur);
fail:
return status;
}
#endif
/* Android ComboSCAN support */
#if defined(CSCAN)
/*
* data parsing from ComboScan tlv list
*/
int
wl_iw_parse_data_tlv(char** list_str, void *dst, int dst_size, const char token, \
int input_size, int *bytes_left)
{
char* str = *list_str;
uint16 short_temp;
uint32 int_temp;
if ((list_str == NULL) || (*list_str == NULL) ||(bytes_left == NULL) || (*bytes_left < 0)) {
DHD_ERROR(("%s error paramters\n", __FUNCTION__));
return -1;
}
/* Clean all dest bytes */
memset(dst, 0, dst_size);
while (*bytes_left > 0) {
if (str[0] != token) {
DHD_TRACE(("%s NOT Type=%d get=%d left_parse=%d \n", __FUNCTION__, \
token, str[0], *bytes_left));
return -1;
}
*bytes_left -= 1;
str += 1;
if (input_size == 1) {
memcpy(dst, str, input_size);
}
else if (input_size == 2) {
memcpy(dst, (char *)htod16(memcpy(&short_temp, str, input_size)), \
input_size);
}
else if (input_size == 4) {
memcpy(dst, (char *)htod32(memcpy(&int_temp, str, input_size)), \
input_size);
}
*bytes_left -= input_size;
str += input_size;
*list_str = str;
return 1;
}
return 1;
}
/*
* channel list parsing from cscan tlv list
*/
int
wl_iw_parse_channel_list_tlv(char** list_str, uint16* channel_list, \
int channel_num, int *bytes_left)
{
char* str = *list_str;
int idx = 0;
if ((list_str == NULL) || (*list_str == NULL) ||(bytes_left == NULL) || (*bytes_left < 0)) {
DHD_ERROR(("%s error paramters\n", __FUNCTION__));
return -1;
}
while (*bytes_left > 0) {
if (str[0] != CSCAN_TLV_TYPE_CHANNEL_IE) {
*list_str = str;
DHD_TRACE(("End channel=%d left_parse=%d %d\n", idx, *bytes_left, str[0]));
return idx;
}
/* Get proper CSCAN_TLV_TYPE_CHANNEL_IE */
*bytes_left -= 1;
str += 1;
if (str[0] == 0) {
/* All channels */
channel_list[idx] = 0x0;
}
else {
channel_list[idx] = (uint16)str[0];
DHD_TRACE(("%s channel=%d \n", __FUNCTION__, channel_list[idx]));
}
*bytes_left -= 1;
str += 1;
if (idx++ > 255) {
DHD_ERROR(("%s Too many channels \n", __FUNCTION__));
return -1;
}
}
*list_str = str;
return idx;
}
/*
* SSIDs list parsing from cscan tlv list
*/
int
wl_iw_parse_ssid_list_tlv(char** list_str, wlc_ssid_t* ssid, int max, int *bytes_left)
{
char* str = *list_str;
int idx = 0;
if ((list_str == NULL) || (*list_str == NULL) || (*bytes_left < 0)) {
DHD_ERROR(("%s error paramters\n", __FUNCTION__));
return -1;
}
while (*bytes_left > 0) {
if (str[0] != CSCAN_TLV_TYPE_SSID_IE) {
*list_str = str;
DHD_TRACE(("nssid=%d left_parse=%d %d\n", idx, *bytes_left, str[0]));
return idx;
}
/* Get proper CSCAN_TLV_TYPE_SSID_IE */
*bytes_left -= 1;
str += 1;
if (str[0] == 0) {
/* Broadcast SSID */
ssid[idx].SSID_len = 0;
memset((char*)ssid[idx].SSID, 0x0, DOT11_MAX_SSID_LEN);
*bytes_left -= 1;
str += 1;
DHD_TRACE(("BROADCAST SCAN left=%d\n", *bytes_left));
}
else if (str[0] <= DOT11_MAX_SSID_LEN) {
/* Get proper SSID size */
ssid[idx].SSID_len = str[0];
*bytes_left -= 1;
str += 1;
/* Get SSID */
if (ssid[idx].SSID_len > *bytes_left) {
DHD_ERROR(("%s out of memory range len=%d but left=%d\n", \
__FUNCTION__, ssid[idx].SSID_len, *bytes_left));
return -1;
}
memcpy((char*)ssid[idx].SSID, str, ssid[idx].SSID_len);
*bytes_left -= ssid[idx].SSID_len;
str += ssid[idx].SSID_len;
DHD_TRACE(("%s :size=%d left=%d\n", (char*)ssid[idx].SSID, \
ssid[idx].SSID_len, *bytes_left));
}
else {
DHD_ERROR(("### SSID size more that %d\n", str[0]));
return -1;
}
if (idx++ > max) {
DHD_ERROR(("%s number of SSIDs more that %d\n", __FUNCTION__, idx));
return -1;
}
}
*list_str = str;
return idx;
}
/* Parse a comma-separated list from list_str into ssid array, starting
* at index idx. Max specifies size of the ssid array. Parses ssids
* and returns updated idx; if idx >= max not all fit, the excess have
* not been copied. Returns -1 on empty string, or on ssid too long.
*/
int
wl_iw_parse_ssid_list(char** list_str, wlc_ssid_t* ssid, int idx, int max)
{
char* str, *ptr;
if ((list_str == NULL) || (*list_str == NULL))
return -1;
for (str = *list_str; str != NULL; str = ptr) {
/* check for next TAG */
if (!strncmp(str, GET_CHANNEL, strlen(GET_CHANNEL))) {
*list_str = str + strlen(GET_CHANNEL);
return idx;
}
if ((ptr = strchr(str, ',')) != NULL) {
*ptr++ = '\0';
}
if (strlen(str) > DOT11_MAX_SSID_LEN) {
DHD_ERROR(("ssid <%s> exceeds %d\n", str, DOT11_MAX_SSID_LEN));
return -1;
}
if (strlen(str) == 0)
ssid[idx].SSID_len = 0;
if (idx < max) {
strcpy((char*)ssid[idx].SSID, str);
ssid[idx].SSID_len = strlen(str);
}
idx++;
}
return idx;
}
/*
* Parse channel list from iwpriv CSCAN
*/
int
wl_iw_parse_channel_list(char** list_str, uint16* channel_list, int channel_num)
{
int num;
int val;
char* str;
char* endptr = NULL;
if ((list_str == NULL)||(*list_str == NULL))
return -1;
str = *list_str;
num = 0;
while (strncmp(str, GET_NPROBE, strlen(GET_NPROBE))) {
val = (int)strtoul(str, &endptr, 0);
if (endptr == str) {
printf("could not parse channel number starting at"
" substring \"%s\" in list:\n%s\n",
str, *list_str);
return -1;
}
str = endptr + strspn(endptr, " ,");
if (num == channel_num) {
DHD_ERROR(("too many channels (more than %d) in channel list:\n%s\n",
channel_num, *list_str));
return -1;
}
channel_list[num++] = (uint16)val;
}
*list_str = str;
return num;
}
#endif
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