diff options
Diffstat (limited to 'drivers/net/wireless/bcm4329/dhd_common.c')
| -rw-r--r-- | drivers/net/wireless/bcm4329/dhd_common.c | 2461 |
1 files changed, 2461 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcm4329/dhd_common.c b/drivers/net/wireless/bcm4329/dhd_common.c new file mode 100644 index 0000000..8b89e39 --- /dev/null +++ b/drivers/net/wireless/bcm4329/dhd_common.c @@ -0,0 +1,2461 @@ +/* + * 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 1.5.6.8.2.6.6.69.4.25 2011-02-11 21:16:02 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> + +#ifdef SET_RANDOM_MAC_SOFTAP +#include <linux/random.h> +#include <linux/jiffies.h> +#endif + +#ifdef GET_CUSTOM_MAC_ENABLE +int wifi_get_mac_addr(unsigned char *buf); +#endif /* GET_CUSTOM_MAC_ENABLE */ + +int dhd_msg_level; + +#include <wl_iw.h> + +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); + +#if defined(SOFTAP) +extern bool ap_fw_loaded; +#endif +#if defined(KEEP_ALIVE) +int dhd_keep_alive_onoff(dhd_pub_t *dhd, int ka_on); +#endif /* KEEP_ALIVE */ + +/* 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 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: + 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: + 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)) + +#ifdef PKT_FILTER_SUPPORT +/* 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) + return; + + 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) + return; + + 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); +} +#endif + +#ifdef ARP_OFFLOAD_SUPPORT +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)); +} +#endif + + +void dhd_arp_cleanup(dhd_pub_t *dhd) +{ +#ifdef ARP_OFFLOAD_SUPPORT + int ret = 0; + int iov_len = 0; + char iovbuf[128]; + + if (dhd == NULL) return; + + dhd_os_proto_block(dhd); + + iov_len = bcm_mkiovar("arp_hostip_clear", 0, 0, iovbuf, sizeof(iovbuf)); + if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len)) < 0) + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret)); + + iov_len = bcm_mkiovar("arp_table_clear", 0, 0, iovbuf, sizeof(iovbuf)); + if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len)) < 0) + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret)); + + dhd_os_proto_unblock(dhd); + +#endif /* ARP_OFFLOAD_SUPPORT */ +} + +void dhd_arp_offload_add_ip(dhd_pub_t *dhd, u32 ipaddr) +{ +#ifdef ARP_OFFLOAD_SUPPORT + int iov_len = 0; + char iovbuf[32]; + int retcode; + + dhd_os_proto_block(dhd); + + iov_len = bcm_mkiovar("arp_hostip", (char *)&ipaddr, 4, iovbuf, sizeof(iovbuf)); + retcode = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len); + + dhd_os_proto_unblock(dhd); + + if (retcode) + DHD_TRACE(("%s: ARP ip addr add failed, retcode = %d\n", + __FUNCTION__, retcode)); + else + DHD_TRACE(("%s: ARP ipaddr entry added\n", + __FUNCTION__)); +#endif /* ARP_OFFLOAD_SUPPORT */ +} + + +int dhd_arp_get_arp_hostip_table(dhd_pub_t *dhd, void *buf, int buflen) +{ +#ifdef ARP_OFFLOAD_SUPPORT + int retcode; + int iov_len = 0; + + if (!buf) + return -1; + + dhd_os_proto_block(dhd); + + iov_len = bcm_mkiovar("arp_hostip", 0, 0, buf, buflen); + retcode = dhdcdc_query_ioctl(dhd, 0, WLC_GET_VAR, buf, buflen); + + dhd_os_proto_unblock(dhd); + + if (retcode) { + DHD_TRACE(("%s: ioctl WLC_GET_VAR error %d\n", + __FUNCTION__, retcode)); + + return -1; + } +#endif /* ARP_OFFLOAD_SUPPORT */ + return 0; +} + + +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 = 4; + int scan_assoc_time = 40; + int scan_unassoc_time = 40; + uint32 listen_interval = LISTEN_INTERVAL; /* Default Listen Interval in Beacons */ +#if defined(SOFTAP) + uint dtim = 1; +#endif + int ret = 0; +#ifdef GET_CUSTOM_MAC_ENABLE + 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 */ + +#ifdef SET_RANDOM_MAC_SOFTAP + if (strstr(fw_path, "apsta") != NULL) { + uint rand_mac; + + srandom32((uint)jiffies); + rand_mac = random32(); + iovbuf[0] = 0x02; /* locally administered bit */ + iovbuf[1] = 0x1A; + iovbuf[2] = 0x11; + iovbuf[3] = (unsigned char)(rand_mac & 0x0F) | 0xF0; + iovbuf[4] = (unsigned char)(rand_mac >> 8); + iovbuf[5] = (unsigned char)(rand_mac >> 16); + + printk("Broadcom Dongle Host Driver mac=%02x:%02x:%02x:%02x:%02x:%02x\n", + iovbuf[0], iovbuf[1], iovbuf[2], iovbuf[3], iovbuf[4], iovbuf[5]); + + bcm_mkiovar("cur_etheraddr", (void *)iovbuf, 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, iovbuf, ETHER_ADDR_LEN); + } +#endif /* SET_RANDOM_MAC_SOFTAP */ + + /* Set Country code */ + if (dhd->dhd_cspec.ccode[0] != 0) { + bcm_mkiovar("country", (char *)&dhd->dhd_cspec, \ + sizeof(wl_country_t), iovbuf, sizeof(iovbuf)); + if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf))) < 0) { + DHD_ERROR(("%s: country code setting failed\n", __FUNCTION__)); + } + } + + /* Set Listen Interval */ + bcm_mkiovar("assoc_listen", (char *)&listen_interval, 4, iovbuf, sizeof(iovbuf)); + if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf))) < 0) + DHD_ERROR(("%s assoc_listen failed %d\n", __FUNCTION__, ret)); + + /* 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)); + +#if defined(SOFTAP) + if (ap_fw_loaded == TRUE) { + dhdcdc_set_ioctl(dhd, 0, WLC_SET_DTIMPRD, (char *)&dtim, sizeof(dtim)); + } +#endif + + if (dhd_roam == 0) + { + /* set internal roaming roaming parameters */ + int roam_scan_period = 30; /* in sec */ + int roam_fullscan_period = 120; /* in sec */ + int roam_trigger = -85; + int roam_delta = 15; + int band; + int band_temp_set = WLC_BAND_2G; + + if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_ROAM_SCAN_PERIOD, \ + (char *)&roam_scan_period, sizeof(roam_scan_period)) < 0) + DHD_ERROR(("%s: roam scan setup failed\n", __FUNCTION__)); + + bcm_mkiovar("fullroamperiod", (char *)&roam_fullscan_period, \ + 4, iovbuf, sizeof(iovbuf)); + if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, \ + iovbuf, sizeof(iovbuf)) < 0) + DHD_ERROR(("%s: roam fullscan setup failed\n", __FUNCTION__)); + + if (dhdcdc_query_ioctl(dhd, 0, WLC_GET_BAND, \ + (char *)&band, sizeof(band)) < 0) + DHD_ERROR(("%s: roam delta setting failed\n", __FUNCTION__)); + else { + if ((band == WLC_BAND_AUTO) || (band == WLC_BAND_ALL)) + { + /* temp set band to insert new roams values */ + if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_BAND, \ + (char *)&band_temp_set, sizeof(band_temp_set)) < 0) + DHD_ERROR(("%s: local band seting failed\n", __FUNCTION__)); + } + if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_ROAM_DELTA, \ + (char *)&roam_delta, sizeof(roam_delta)) < 0) + DHD_ERROR(("%s: roam delta setting failed\n", __FUNCTION__)); + + if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_ROAM_TRIGGER, \ + (char *)&roam_trigger, sizeof(roam_trigger)) < 0) + DHD_ERROR(("%s: roam trigger setting failed\n", __FUNCTION__)); + + /* Restore original band settinngs */ + if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_BAND, \ + (char *)&band, sizeof(band)) < 0) + DHD_ERROR(("%s: Original band restore failed\n", __FUNCTION__)); + } + } + + /* 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 */ + +#if defined(KEEP_ALIVE) + { + /* Set Keep Alive : be sure to use FW with -keepalive */ + int res; + + if (ap_fw_loaded == FALSE) { + if ((res = dhd_keep_alive_onoff(dhd, 1)) < 0) + DHD_ERROR(("%s set keeplive failed %d\n", \ + __FUNCTION__, res)); + } + } +#endif + + 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(¶ms, 0, sizeof(wl_iscan_params_t)); + memcpy(¶ms.params.bssid, ðer_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 *)¶ms, 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 + +/* + * returns = TRUE if associated, FALSE if not associated + */ +bool is_associated(dhd_pub_t *dhd, void *bss_buf) +{ + char bssid[ETHER_ADDR_LEN], zbuf[ETHER_ADDR_LEN]; + int ret = -1; + + bzero(bssid, ETHER_ADDR_LEN); + bzero(zbuf, ETHER_ADDR_LEN); + + ret = dhdcdc_set_ioctl(dhd, 0, WLC_GET_BSSID, (char *)bssid, ETHER_ADDR_LEN); + DHD_TRACE((" %s WLC_GET_BSSID ioctl res = %d\n", __FUNCTION__, ret)); + + if (ret == BCME_NOTASSOCIATED) { + DHD_TRACE(("%s: not associated! res:%d\n", __FUNCTION__, ret)); + } + + if (ret < 0) + return FALSE; + + if ((memcmp(bssid, zbuf, ETHER_ADDR_LEN) != 0)) { + /* STA is assocoated BSSID is non zero */ + + if (bss_buf) { + /* return bss if caller provided buf */ + memcpy(bss_buf, bssid, ETHER_ADDR_LEN); + } + return TRUE; + } else { + DHD_TRACE(("%s: WLC_GET_BSSID ioctl returned zero bssid\n", __FUNCTION__)); + return FALSE; + } +} + +/* Function to estimate possible DTIM_SKIP value */ +int dhd_get_dtim_skip(dhd_pub_t *dhd) +{ + int bcn_li_dtim; + char buf[128]; + int ret; + int dtim_assoc = 0; + + if ((dhd->dtim_skip == 0) || (dhd->dtim_skip == 1)) + bcn_li_dtim = 3; + else + bcn_li_dtim = dhd->dtim_skip; + + /* Read DTIM value if associated */ + memset(buf, 0, sizeof(buf)); + bcm_mkiovar("dtim_assoc", 0, 0, buf, sizeof(buf)); + if ((ret = dhdcdc_query_ioctl(dhd, 0, WLC_GET_VAR, buf, sizeof(buf))) < 0) { + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret)); + bcn_li_dtim = 1; + goto exit; + } + else + dtim_assoc = dtoh32(*(int *)buf); + + DHD_ERROR(("%s bcn_li_dtim=%d DTIM=%d Listen=%d\n", \ + __FUNCTION__, bcn_li_dtim, dtim_assoc, LISTEN_INTERVAL)); + + /* if not assocated just eixt */ + if (dtim_assoc == 0) { + goto exit; + } + + /* check if sta listen interval fits into AP dtim */ + if (dtim_assoc > LISTEN_INTERVAL) { + /* AP DTIM to big for our Listen Interval : no dtim skiping */ + bcn_li_dtim = 1; + DHD_ERROR(("%s DTIM=%d > Listen=%d : too big ...\n", \ + __FUNCTION__, dtim_assoc, LISTEN_INTERVAL)); + goto exit; + } + + if ((bcn_li_dtim * dtim_assoc) > LISTEN_INTERVAL) { + /* Round up dtim_skip to fit into STAs Listen Interval */ + bcn_li_dtim = (int)(LISTEN_INTERVAL / dtim_assoc); + DHD_TRACE(("%s agjust dtim_skip as %d\n", __FUNCTION__, bcn_li_dtim)); + } + +exit: + return bcn_li_dtim; +} + +#ifdef PNO_SUPPORT +int dhd_pno_clean(dhd_pub_t *dhd) +{ + char iovbuf[128]; + int pfn_enabled = 0; + int iov_len = 0; + int ret; + + /* Disable pfn */ + iov_len = bcm_mkiovar("pfn", (char *)&pfn_enabled, 4, iovbuf, sizeof(iovbuf)); + if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf))) >= 0) { + /* clear pfn */ + iov_len = bcm_mkiovar("pfnclear", 0, 0, iovbuf, sizeof(iovbuf)); + if (iov_len) { + if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len)) < 0) { + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret)); + } + } + else { + ret = -1; + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, iov_len)); + } + } + else + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret)); + + return ret; +} + +int dhd_pno_enable(dhd_pub_t *dhd, int pfn_enabled) +{ + char iovbuf[128]; + int ret = -1; + + if ((!dhd) && ((pfn_enabled != 0) || (pfn_enabled != 1))) { + DHD_ERROR(("%s error exit\n", __FUNCTION__)); + return ret; + } + + memset(iovbuf, 0, sizeof(iovbuf)); + + /* Check if disassoc to enable pno */ + if (pfn_enabled && (is_associated(dhd, NULL) == TRUE)) { + DHD_ERROR(("%s pno enable called in assoc mode ret=%d\n", \ + __FUNCTION__, ret)); + return ret; + } + + /* Enable/disable PNO */ + if ((ret = bcm_mkiovar("pfn", (char *)&pfn_enabled, 4, iovbuf, sizeof(iovbuf))) > 0) { + if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf))) < 0) { + DHD_ERROR(("%s failed for error=%d\n", __FUNCTION__, ret)); + return ret; + } + else { + dhd->pno_enable = pfn_enabled; + DHD_TRACE(("%s set pno as %d\n", __FUNCTION__, dhd->pno_enable)); + } + } + else DHD_ERROR(("%s failed err=%d\n", __FUNCTION__, ret)); + + return ret; +} + +/* Function to execute combined scan */ +int +dhd_pno_set(dhd_pub_t *dhd, wlc_ssid_t* ssids_local, int nssid, ushort scan_fr, \ + int pno_repeat, int pno_freq_expo_max) +{ + int err = -1; + char iovbuf[128]; + int k, i; + wl_pfn_param_t pfn_param; + wl_pfn_t pfn_element; + + DHD_TRACE(("%s nssid=%d nchan=%d\n", __FUNCTION__, nssid, scan_fr)); + + if ((!dhd) && (!ssids_local)) { + DHD_ERROR(("%s error exit\n", __FUNCTION__)); + err = -1; + } + + /* Check for broadcast ssid */ + for (k = 0; k < nssid; k++) { + if (!ssids_local[k].SSID_len) { + DHD_ERROR(("%d: Broadcast SSID is ilegal for PNO setting\n", k)); + return err; + } + } +/* #define PNO_DUMP 1 */ +#ifdef PNO_DUMP + { + int j; + for (j = 0; j < nssid; j++) { + DHD_ERROR(("%d: scan for %s size =%d\n", j, + ssids_local[j].SSID, ssids_local[j].SSID_len)); + } + } +#endif /* PNO_DUMP */ + + /* clean up everything */ + if ((err = dhd_pno_clean(dhd)) < 0) { + DHD_ERROR(("%s failed error=%d\n", __FUNCTION__, err)); + return err; + } + memset(&pfn_param, 0, sizeof(pfn_param)); + memset(&pfn_element, 0, sizeof(pfn_element)); + + /* set pfn parameters */ + pfn_param.version = htod32(PFN_VERSION); + pfn_param.flags = htod16((PFN_LIST_ORDER << SORT_CRITERIA_BIT)); + + /* check and set extra pno params */ + if ((pno_repeat != 0) || (pno_freq_expo_max != 0)) { + pfn_param.flags |= htod16(ENABLE << ENABLE_ADAPTSCAN_BIT); + pfn_param.repeat_scan = htod32(pno_repeat); + pfn_param.max_freq_adjust = htod32(pno_freq_expo_max); + } + + /* set up pno scan fr */ + if (scan_fr != 0) + pfn_param.scan_freq = htod32(scan_fr); + + if (pfn_param.scan_freq > PNO_SCAN_MAX_FW_SEC) { + DHD_ERROR(("%s pno freq above %d sec\n", __FUNCTION__, PNO_SCAN_MAX_FW_SEC)); + return err; + } + if (pfn_param.scan_freq < PNO_SCAN_MIN_FW_SEC) { + DHD_ERROR(("%s pno freq less %d sec\n", __FUNCTION__, PNO_SCAN_MIN_FW_SEC)); + return err; + } + + bcm_mkiovar("pfn_set", (char *)&pfn_param, sizeof(pfn_param), iovbuf, sizeof(iovbuf)); + dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf)); + + /* set all pfn ssid */ + for (i = 0; i < nssid; i++) { + + pfn_element.bss_type = htod32(DOT11_BSSTYPE_INFRASTRUCTURE); + pfn_element.auth = (DOT11_OPEN_SYSTEM); + pfn_element.infra = htod32(1); + + memcpy((char *)pfn_element.ssid.SSID, ssids_local[i].SSID, ssids_local[i].SSID_len); + pfn_element.ssid.SSID_len = ssids_local[i].SSID_len; + + if ((err = + bcm_mkiovar("pfn_add", (char *)&pfn_element, + sizeof(pfn_element), iovbuf, sizeof(iovbuf))) > 0) { + if ((err = + dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf))) < 0) { + DHD_ERROR(("%s failed for i=%d error=%d\n", + __FUNCTION__, i, err)); + return err; + } + else + DHD_ERROR(("%s set OK with PNO time=%d repeat=%d max_adjust=%d\n", \ + __FUNCTION__, pfn_param.scan_freq, \ + pfn_param.repeat_scan, pfn_param.max_freq_adjust)); + } + else DHD_ERROR(("%s failed err=%d\n", __FUNCTION__, err)); + } + + /* Enable PNO */ + /* dhd_pno_enable(dhd, 1); */ + return err; +} + +int dhd_pno_get_status(dhd_pub_t *dhd) +{ + int ret = -1; + + if (!dhd) + return ret; + else + return (dhd->pno_enable); +} + +#endif /* PNO_SUPPORT */ + +#if defined(KEEP_ALIVE) +int dhd_keep_alive_onoff(dhd_pub_t *dhd, int ka_on) +{ + char buf[256]; + char *buf_ptr = buf; + wl_keep_alive_pkt_t keep_alive_pkt; + char * str; + int str_len, buf_len; + int res = 0; + int keep_alive_period = KEEP_ALIVE_PERIOD; /* in ms */ + + DHD_TRACE(("%s: ka:%d\n", __FUNCTION__, ka_on)); + + if (ka_on) { /* on suspend */ + keep_alive_pkt.period_msec = keep_alive_period; + + } else { + /* on resume, turn off keep_alive packets */ + keep_alive_pkt.period_msec = 0; + } + + /* IOC var name */ + str = "keep_alive"; + str_len = strlen(str); + strncpy(buf, str, str_len); + buf[str_len] = '\0'; + buf_len = str_len + 1; + + /* set ptr to IOCTL payload after the var name */ + buf_ptr += buf_len; /* include term Z */ + + /* copy Keep-alive attributes from local var keep_alive_pkt */ + str = NULL_PKT_STR; + keep_alive_pkt.len_bytes = strlen(str); + + memcpy(buf_ptr, &keep_alive_pkt, WL_KEEP_ALIVE_FIXED_LEN); + buf_ptr += WL_KEEP_ALIVE_FIXED_LEN; + + /* copy packet data */ + memcpy(buf_ptr, str, keep_alive_pkt.len_bytes); + buf_len += (WL_KEEP_ALIVE_FIXED_LEN + keep_alive_pkt.len_bytes); + + res = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, buf_len); + return res; +} +#endif /* defined(KEEP_ALIVE) */ + +#if defined(CSCAN) + +/* Androd ComboSCAN support */ +/* + * 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 |