diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd/dhd_common.c')
| -rw-r--r-- | drivers/net/wireless/bcmdhd/dhd_common.c | 2370 |
1 files changed, 2370 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd/dhd_common.c b/drivers/net/wireless/bcmdhd/dhd_common.c new file mode 100644 index 000000000000..c57874c67b8e --- /dev/null +++ b/drivers/net/wireless/bcmdhd/dhd_common.c @@ -0,0 +1,2370 @@ +/* + * Broadcom Dongle Host Driver (DHD), common DHD core. + * + * Copyright (C) 1999-2014, 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 496755 2014-08-14 04:56:53Z $ + */ +#include <typedefs.h> +#include <osl.h> + +#include <epivers.h> +#include <bcmutils.h> + +#include <bcmendian.h> +#include <dngl_stats.h> +#include <wlioctl.h> +#include <dhd.h> +#include <dhd_ip.h> + +#include <proto/bcmevent.h> + +#include <dhd_bus.h> +#include <dhd_proto.h> +#include <dhd_dbg.h> +#include <msgtrace.h> + +#ifdef WL_CFG80211 +#include <wl_cfg80211.h> +#endif +#ifdef PNO_SUPPORT +#include <dhd_pno.h> +#endif +#ifdef SET_RANDOM_MAC_SOFTAP +#include <linux/random.h> +#include <linux/jiffies.h> +#endif + +#define htod32(i) (i) +#define htod16(i) (i) +#define dtoh32(i) (i) +#define dtoh16(i) (i) +#define htodchanspec(i) (i) +#define dtohchanspec(i) (i) + +#ifdef PROP_TXSTATUS +#include <wlfc_proto.h> +#include <dhd_wlfc.h> +#endif + +#ifdef WLMEDIA_HTSF +extern void htsf_update(struct dhd_info *dhd, void *data); +#endif +int dhd_msg_level = DHD_ERROR_VAL; + + +#include <wl_iw.h> + +#ifdef SOFTAP +char fw_path2[MOD_PARAM_PATHLEN]; +extern bool softap_enabled; +#endif + +/* Last connection success/failure status */ +uint32 dhd_conn_event; +uint32 dhd_conn_status; +uint32 dhd_conn_reason; + +extern int dhd_iscan_request(void * dhdp, uint16 action); +extern void dhd_ind_scan_confirm(void *h, bool status); +extern int dhd_iscan_in_progress(void *h); +void dhd_iscan_lock(void); +void dhd_iscan_unlock(void); +extern int dhd_change_mtu(dhd_pub_t *dhd, int new_mtu, int ifidx); +#if !defined(AP) && defined(WLP2P) +extern int dhd_get_concurrent_capabilites(dhd_pub_t *dhd); +#endif +bool ap_cfg_running = FALSE; +bool ap_fw_loaded = FALSE; + +/* Version string to report */ +#ifdef DHD_DEBUG +#ifndef SRCBASE +#define SRCBASE "drivers/net/wireless/bcmdhd" +#endif +#define DHD_COMPILED "\nCompiled in " SRCBASE +#endif /* DHD_DEBUG */ + +#if defined(DHD_DEBUG) +const char dhd_version[] = "Dongle Host Driver, version " EPI_VERSION_STR + DHD_COMPILED " on " __DATE__ " at " __TIME__; +#else +const char dhd_version[] = "\nDongle Host Driver, version " EPI_VERSION_STR "\nCompiled from "; +#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, + IOV_CLEARCOUNTS, + IOV_LOGDUMP, + IOV_LOGCAL, + IOV_LOGSTAMP, + IOV_GPIOOB, + IOV_IOCTLTIMEOUT, +#if defined(DHD_DEBUG) + IOV_CONS, + IOV_DCONSOLE_POLL, + IOV_DHD_JOIN_TIMEOUT_DBG, + IOV_SCAN_TIMEOUT, +#endif /* defined(DHD_DEBUG) */ +#ifdef PROP_TXSTATUS + IOV_PROPTXSTATUS_ENABLE, + IOV_PROPTXSTATUS_MODE, + IOV_PROPTXSTATUS_OPT, + IOV_PROPTXSTATUS_MODULE_IGNORE, + IOV_PROPTXSTATUS_CREDIT_IGNORE, + IOV_PROPTXSTATUS_TXSTATUS_IGNORE, + IOV_PROPTXSTATUS_RXPKT_CHK, +#endif /* PROP_TXSTATUS */ + IOV_BUS_TYPE, +#ifdef WLMEDIA_HTSF + IOV_WLPKTDLYSTAT_SZ, +#endif + IOV_CHANGEMTU, + IOV_HOSTREORDER_FLOWS, +#ifdef DHDTCPACK_SUPPRESS + IOV_TCPACK_SUPPRESS, +#endif /* DHDTCPACK_SUPPRESS */ + 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 + {"cons", IOV_CONS, 0, IOVT_BUFFER, 0 }, + {"dconpoll", IOV_DCONSOLE_POLL, 0, IOVT_UINT32, 0 }, + {"scan_timeout", IOV_SCAN_TIMEOUT, 0, IOVT_UINT32, 0 }, + {"join_timeout_dbg", IOV_DHD_JOIN_TIMEOUT_DBG, 0, IOVT_UINT32, 0 }, +#endif + {"clearcounts", IOV_CLEARCOUNTS, 0, IOVT_VOID, 0 }, + {"gpioob", IOV_GPIOOB, 0, IOVT_UINT32, 0 }, + {"ioctl_timeout", IOV_IOCTLTIMEOUT, 0, IOVT_UINT32, 0 }, +#ifdef PROP_TXSTATUS + {"proptx", IOV_PROPTXSTATUS_ENABLE, 0, IOVT_BOOL, 0 }, + /* + set the proptxtstatus operation mode: + 0 - Do not do any proptxtstatus flow control + 1 - Use implied credit from a packet status + 2 - Use explicit credit + */ + {"ptxmode", IOV_PROPTXSTATUS_MODE, 0, IOVT_UINT32, 0 }, + {"proptx_opt", IOV_PROPTXSTATUS_OPT, 0, IOVT_UINT32, 0 }, + {"pmodule_ignore", IOV_PROPTXSTATUS_MODULE_IGNORE, 0, IOVT_BOOL, 0 }, + {"pcredit_ignore", IOV_PROPTXSTATUS_CREDIT_IGNORE, 0, IOVT_BOOL, 0 }, + {"ptxstatus_ignore", IOV_PROPTXSTATUS_TXSTATUS_IGNORE, 0, IOVT_BOOL, 0 }, + {"rxpkt_chk", IOV_PROPTXSTATUS_RXPKT_CHK, 0, IOVT_BOOL, 0 }, +#endif /* PROP_TXSTATUS */ + {"bustype", IOV_BUS_TYPE, 0, IOVT_UINT32, 0}, +#ifdef WLMEDIA_HTSF + {"pktdlystatsz", IOV_WLPKTDLYSTAT_SZ, 0, IOVT_UINT8, 0 }, +#endif + {"changemtu", IOV_CHANGEMTU, 0, IOVT_UINT32, 0 }, + {"host_reorder_flows", IOV_HOSTREORDER_FLOWS, 0, IOVT_BUFFER, + (WLHOST_REORDERDATA_MAXFLOWS + 1) }, +#ifdef DHDTCPACK_SUPPRESS + {"tcpack_suppress", IOV_TCPACK_SUPPRESS, 0, IOVT_UINT8, 0 }, +#endif /* DHDTCPACK_SUPPRESS */ + {NULL, 0, 0, 0, 0 } +}; + +#define DHD_IOVAR_BUF_SIZE 128 + +/* to NDIS developer, the structure dhd_common is redundant, + * please do NOT merge it back from other branches !!! + */ + +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 %u pub.maxctl %u pub.rxsz %u\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 %u\n", dhdp->bcmerror, dhdp->tickcnt); + + bcm_bprintf(strbuf, "dongle stats:\n"); + bcm_bprintf(strbuf, "tx_packets %lu tx_bytes %lu tx_errors %lu tx_dropped %lu\n", + dhdp->dstats.tx_packets, dhdp->dstats.tx_bytes, + dhdp->dstats.tx_errors, dhdp->dstats.tx_dropped); + bcm_bprintf(strbuf, "rx_packets %lu rx_bytes %lu rx_errors %lu rx_dropped %lu\n", + dhdp->dstats.rx_packets, dhdp->dstats.rx_bytes, + dhdp->dstats.rx_errors, dhdp->dstats.rx_dropped); + bcm_bprintf(strbuf, "multicast %lu\n", dhdp->dstats.multicast); + + bcm_bprintf(strbuf, "bus stats:\n"); + bcm_bprintf(strbuf, "tx_packets %lu tx_multicast %lu tx_errors %lu\n", + dhdp->tx_packets, dhdp->tx_multicast, dhdp->tx_errors); + bcm_bprintf(strbuf, "tx_ctlpkts %lu tx_ctlerrs %lu\n", + dhdp->tx_ctlpkts, dhdp->tx_ctlerrs); + bcm_bprintf(strbuf, "rx_packets %lu rx_multicast %lu rx_errors %lu \n", + dhdp->rx_packets, dhdp->rx_multicast, dhdp->rx_errors); + bcm_bprintf(strbuf, "rx_ctlpkts %lu rx_ctlerrs %lu rx_dropped %lu\n", + dhdp->rx_ctlpkts, dhdp->rx_ctlerrs, dhdp->rx_dropped); + bcm_bprintf(strbuf, "rx_readahead_cnt %lu tx_realloc %lu\n", + dhdp->rx_readahead_cnt, dhdp->tx_realloc); + 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); +} + +int +dhd_wl_ioctl_cmd(dhd_pub_t *dhd_pub, int cmd, void *arg, int len, uint8 set, int ifindex) +{ + wl_ioctl_t ioc; + + ioc.cmd = cmd; + ioc.buf = arg; + ioc.len = len; + ioc.set = set; + + return dhd_wl_ioctl(dhd_pub, ifindex, &ioc, arg, len); +} + + +int +dhd_wl_ioctl(dhd_pub_t *dhd_pub, int ifindex, wl_ioctl_t *ioc, void *buf, int len) +{ + int ret = 0; + + if (dhd_os_proto_block(dhd_pub)) + { + + ret = dhd_prot_ioctl(dhd_pub, ifindex, ioc, buf, len); + if ((ret) && (dhd_pub->up)) + /* Send hang event only if dhd_open() was success */ + dhd_os_check_hang(dhd_pub, ifindex, ret); + + if (ret == -ETIMEDOUT && !dhd_pub->up) { + DHD_ERROR(("%s: 'resumed on timeout' error is " + "occurred before the interface does not" + " bring up\n", __FUNCTION__)); + dhd_pub->busstate = DHD_BUS_DOWN; + } + + dhd_os_proto_unblock(dhd_pub); + + + } + + return ret; +} + +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__)); + DHD_TRACE(("%s: actionid = %d; name %s\n", __FUNCTION__, actionid, name)); + + 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 */ + bcm_strncpy_s((char*)arg, len, 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): +#ifdef WL_CFG80211 + /* Enable DHD and WL logs in oneshot */ + if (int_val & DHD_WL_VAL2) + wl_cfg80211_enable_trace(TRUE, int_val & (~DHD_WL_VAL2)); + else if (int_val & DHD_WL_VAL) + wl_cfg80211_enable_trace(FALSE, WL_DBG_DBG); + if (!(int_val & DHD_WL_VAL2)) +#endif /* WL_CFG80211 */ + dhd_msg_level = int_val; + break; + case IOV_GVAL(IOV_BCMERRORSTR): + bcm_strncpy_s((char *)arg, len, 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_SCAN_TIMEOUT): + { + uint32 scan_timeout = dhd_get_scan_timeout(dhd_pub); + bcopy(&scan_timeout, arg, sizeof(scan_timeout)); + break; + } + case IOV_SVAL(IOV_SCAN_TIMEOUT): + { + uint32 scan_timeout; + bcopy(((uint8*)params), &scan_timeout, sizeof(scan_timeout)); + dhd_set_scan_timeout(dhd_pub, scan_timeout); + break; + } + case IOV_GVAL(IOV_DHD_JOIN_TIMEOUT_DBG): + { + uint32 join_timeout = dhd_get_join_timeout(dhd_pub); + bcopy(&join_timeout, arg, sizeof(join_timeout)); + break; + } + case IOV_SVAL(IOV_DHD_JOIN_TIMEOUT_DBG): + { + uint32 join_timeout; + bcopy(((uint8*)params), &join_timeout, sizeof(join_timeout)); + dhd_set_join_timeout(dhd_pub, join_timeout); + break; + } +#endif /* DHD_DEBUG */ + +#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 /* DHD_DEBUG */ + + 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); +#ifdef PROP_TXSTATUS + /* clear proptxstatus related counters */ + dhd_wlfc_clear_counts(dhd_pub); +#endif /* PROP_TXSTATUS */ + 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; + } + + +#ifdef PROP_TXSTATUS + case IOV_GVAL(IOV_PROPTXSTATUS_ENABLE): { + bool wlfc_enab = FALSE; + bcmerror = dhd_wlfc_get_enable(dhd_pub, &wlfc_enab); + if (bcmerror != BCME_OK) + goto exit; + int_val = wlfc_enab ? 1 : 0; + bcopy(&int_val, arg, val_size); + break; + } + case IOV_SVAL(IOV_PROPTXSTATUS_ENABLE): { + bool wlfc_enab = FALSE; + bcmerror = dhd_wlfc_get_enable(dhd_pub, &wlfc_enab); + if (bcmerror != BCME_OK) + goto exit; + + /* wlfc is already set as desired */ + if (wlfc_enab == (int_val == 0 ? FALSE : TRUE)) + goto exit; + + if (int_val == TRUE) + bcmerror = dhd_wlfc_init(dhd_pub); + else + bcmerror = dhd_wlfc_deinit(dhd_pub); + + break; + } + case IOV_GVAL(IOV_PROPTXSTATUS_MODE): + bcmerror = dhd_wlfc_get_mode(dhd_pub, &int_val); + if (bcmerror != BCME_OK) + goto exit; + bcopy(&int_val, arg, val_size); + break; + + case IOV_SVAL(IOV_PROPTXSTATUS_MODE): + dhd_wlfc_set_mode(dhd_pub, int_val); + break; + + case IOV_GVAL(IOV_PROPTXSTATUS_MODULE_IGNORE): + bcmerror = dhd_wlfc_get_module_ignore(dhd_pub, &int_val); + if (bcmerror != BCME_OK) + goto exit; + bcopy(&int_val, arg, val_size); + break; + + case IOV_SVAL(IOV_PROPTXSTATUS_MODULE_IGNORE): + dhd_wlfc_set_module_ignore(dhd_pub, int_val); + break; + + case IOV_GVAL(IOV_PROPTXSTATUS_CREDIT_IGNORE): + bcmerror = dhd_wlfc_get_credit_ignore(dhd_pub, &int_val); + if (bcmerror != BCME_OK) + goto exit; + bcopy(&int_val, arg, val_size); + break; + + case IOV_SVAL(IOV_PROPTXSTATUS_CREDIT_IGNORE): + dhd_wlfc_set_credit_ignore(dhd_pub, int_val); + break; + + case IOV_GVAL(IOV_PROPTXSTATUS_TXSTATUS_IGNORE): + bcmerror = dhd_wlfc_get_txstatus_ignore(dhd_pub, &int_val); + if (bcmerror != BCME_OK) + goto exit; + bcopy(&int_val, arg, val_size); + break; + + case IOV_SVAL(IOV_PROPTXSTATUS_TXSTATUS_IGNORE): + dhd_wlfc_set_txstatus_ignore(dhd_pub, int_val); + break; + + case IOV_GVAL(IOV_PROPTXSTATUS_RXPKT_CHK): + bcmerror = dhd_wlfc_get_rxpkt_chk(dhd_pub, &int_val); + if (bcmerror != BCME_OK) + goto exit; + bcopy(&int_val, arg, val_size); + break; + + case IOV_SVAL(IOV_PROPTXSTATUS_RXPKT_CHK): + dhd_wlfc_set_rxpkt_chk(dhd_pub, int_val); + break; + +#endif /* PROP_TXSTATUS */ + + case IOV_GVAL(IOV_BUS_TYPE): + /* The dhd application queries the driver to check if its usb or sdio. */ +#ifdef BCMDHDUSB + int_val = BUS_TYPE_USB; +#endif +#ifdef BCMSDIO + int_val = BUS_TYPE_SDIO; +#endif +#ifdef PCIE_FULL_DONGLE + int_val = BUS_TYPE_PCIE; +#endif + bcopy(&int_val, arg, val_size); + break; + + +#ifdef WLMEDIA_HTSF + case IOV_GVAL(IOV_WLPKTDLYSTAT_SZ): + int_val = dhd_pub->htsfdlystat_sz; + bcopy(&int_val, arg, val_size); + break; + + case IOV_SVAL(IOV_WLPKTDLYSTAT_SZ): + dhd_pub->htsfdlystat_sz = int_val & 0xff; + printf("Setting tsfdlystat_sz:%d\n", dhd_pub->htsfdlystat_sz); + break; +#endif + case IOV_SVAL(IOV_CHANGEMTU): + int_val &= 0xffff; + bcmerror = dhd_change_mtu(dhd_pub, int_val, 0); + break; + + case IOV_GVAL(IOV_HOSTREORDER_FLOWS): + { + uint i = 0; + uint8 *ptr = (uint8 *)arg; + uint8 count = 0; + + ptr++; + for (i = 0; i < WLHOST_REORDERDATA_MAXFLOWS; i++) { + if (dhd_pub->reorder_bufs[i] != NULL) { + *ptr = dhd_pub->reorder_bufs[i]->flow_id; + ptr++; + count++; + } + } + ptr = (uint8 *)arg; + *ptr = count; + break; + } +#ifdef DHDTCPACK_SUPPRESS + case IOV_GVAL(IOV_TCPACK_SUPPRESS): { + int_val = (uint32)dhd_pub->tcpack_sup_mode; + bcopy(&int_val, arg, val_size); + break; + } + case IOV_SVAL(IOV_TCPACK_SUPPRESS): { + bcmerror = dhd_tcpack_suppress_set(dhd_pub, (uint8)int_val); + break; + } +#endif /* DHDTCPACK_SUPPRESS */ + + default: + bcmerror = BCME_UNSUPPORTED; + break; + } + +exit: + DHD_TRACE(("%s: actionid %d, bcmerror %d\n", __FUNCTION__, actionid, bcmerror)); + 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 || eprec < 0) + 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); + ASSERT(p); +#ifdef DHDTCPACK_SUPPRESS + if (dhd_tcpack_check_xmit(dhdp, p) == BCME_ERROR) { + DHD_ERROR(("%s %d: tcpack_suppress ERROR!!! Stop using it\n", + __FUNCTION__, __LINE__)); + dhd_tcpack_suppress_set(dhdp, TCPACK_SUP_OFF); + } +#endif /* DHDTCPACK_SUPPRESS */ + PKTFREE(dhdp->osh, p, TRUE); + } + + /* Enqueue */ + p = pktq_penq(q, prec, pkt); + ASSERT(p); + + return TRUE; +} + +/* + * Functions to drop proper pkts from queue: + * If one pkt in queue is non-fragmented, drop first non-fragmented pkt only + * If all pkts in queue are all fragmented, find and drop one whole set fragmented pkts + * If can't find pkts matching upper 2 cases, drop first pkt anyway + */ +bool +dhd_prec_drop_pkts(dhd_pub_t *dhdp, struct pktq *pq, int prec, f_droppkt_t fn) +{ + struct pktq_prec *q = NULL; + void *p, *prev = NULL, *next = NULL, *first = NULL, *last = NULL, *prev_first = NULL; + pkt_frag_t frag_info; + + ASSERT(dhdp && pq); + ASSERT(prec >= 0 && prec < pq->num_prec); + + q = &pq->q[prec]; + p = q->head; + + if (p == NULL) + return FALSE; + + while (p) { + frag_info = pkt_frag_info(dhdp->osh, p); + if (frag_info == DHD_PKT_FRAG_NONE) { + break; + } else if (frag_info == DHD_PKT_FRAG_FIRST) { + if (first) { + /* No last frag pkt, use prev as last */ + last = prev; + break; + } else { + first = p; + prev_first = prev; + } + } else if (frag_info == DHD_PKT_FRAG_LAST) { + if (first) { + last = p; + break; + } + } + + prev = p; + p = PKTLINK(p); + } + + if ((p == NULL) || ((frag_info != DHD_PKT_FRAG_NONE) && !(first && last))) { + /* Not found matching pkts, use oldest */ + prev = NULL; + p = q->head; + frag_info = 0; + } + + if (frag_info == DHD_PKT_FRAG_NONE) { + first = last = p; + prev_first = prev; + } + + p = first; + while (p) { + next = PKTLINK(p); + q->len--; + pq->len--; + + PKTSETLINK(p, NULL); + + if (fn) + fn(dhdp, prec, p, TRUE); + + if (p == last) + break; + + p = next; + } + + if (prev_first == NULL) { + if ((q->head = next) == NULL) + q->tail = NULL; + } else { + PKTSETLINK(prev_first, next); + if (!next) + q->tail = prev_first; + } + + 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; + const char *auth_str; + const char *event_name; + uchar *buf; + char err_msg[256], eabuf[ETHER_ADDR_STR_LEN]; + 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); + BCM_REFERENCE(reason); + auth_type = ntoh32(event->auth_type); + datalen = ntoh32(event->datalen); + + /* debug dump of event messages */ + snprintf(eabuf, sizeof(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 < (uint)bcmevent_names_size; i++) + if (bcmevent_names[i].event == event_type) + event_name = bcmevent_names[i].name; + + 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 { + snprintf(err_msg, sizeof(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)); + } + BCM_REFERENCE(auth_str); + + 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")); + BCM_REFERENCE(link); + break; + + case WLC_E_MIC_ERROR: + DHD_EVENT(("MACEVENT: %s, MAC %s, Group %d, Flush %d\n", + event_name, eabuf, group, flush_txq)); + BCM_REFERENCE(group); + BCM_REFERENCE(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_ASSOC_REQ_IE: + case WLC_E_ASSOC_RESP_IE: + 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: + case WLC_E_PFN_SCAN_NONE: + case WLC_E_PFN_SCAN_ALLGONE: + 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; + +#ifdef WIFI_ACT_FRAME + case WLC_E_ACTION_FRAME: + DHD_TRACE(("MACEVENT: %s Bssid %s\n", event_name, eabuf)); + break; +#endif /* WIFI_ACT_FRAME */ + + case WLC_E_TRACE: { + static uint32 seqnum_prev = 0; + static uint32 logtrace_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; + } + + if (hdr.trace_type == MSGTRACE_HDR_TYPE_MSG) { + /* 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 (msg) --> 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 (*p != '\0' && (s = strstr(p, "\n")) != NULL) { + *s = '\0'; + printf("WLC_E_TRACE: %s\n", p); + p = s+1; + } + if (*p) printf("WLC_E_TRACE: %s", p); + + /* Reset datalen to avoid display below */ + datalen = 0; + + } else if (hdr.trace_type == MSGTRACE_HDR_TYPE_LOG) { + /* Let the standard event printing work for now */ + uint32 timestamp, w; + if (ntoh32(hdr.seqnum) == logtrace_seqnum_prev) { + printf("\nWLC_E_TRACE: [Event duplicate (log) %d", + logtrace_seqnum_prev); + } else { + nblost = ntoh32(hdr.seqnum) - logtrace_seqnum_prev - 1; + if (nblost > 0) { + printf("\nWLC_E_TRACE: [Event lost (log)" + " --> seqnum %d nblost %d\n", + ntoh32(hdr.seqnum), nblost); + } + logtrace_seqnum_prev = ntoh32(hdr.seqnum); + + p = (char *)&buf[MSGTRACE_HDRLEN]; + datalen -= MSGTRACE_HDRLEN; + w = ntoh32((uint32) *p); + p += 4; + datalen -= 4; + timestamp = ntoh32((uint32) *p); + printf("Logtrace %x timestamp %x %x", + logtrace_seqnum_prev, timestamp, w); + + while (datalen > 4) { + p += 4; + datalen -= 4; + /* Print each word. DO NOT ntoh it. */ + printf(" %8.8x", *((uint32 *) p)); + } + printf("\n"); + } + datalen = 0; + } + + break; + } + + + case WLC_E_RSSI: + DHD_EVENT(("MACEVENT: %s %d\n", event_name, ntoh32(*((int *)event_data)))); + break; + + case WLC_E_SERVICE_FOUND: + case WLC_E_P2PO_ADD_DEVICE: + case WLC_E_P2PO_DEL_DEVICE: + DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf)); + break; + + + case WLC_E_CCA_CHAN_QUAL: + if (datalen) { + buf = (uchar *) event_data; + DHD_EVENT(("MACEVENT: %s %d, MAC %s, status %d, reason %d, auth %d, " + "channel 0x%02x \n", event_name, event_type, eabuf, (int)status, + (int)reason, (int)auth_type, *(buf + 4))); + } + 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 (DHD_BYTES_ON() && DHD_EVENT_ON() && 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(dhd_pub_t *dhd_pub, 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; + uint8 *event_data; + uint32 type, status, datalen; + 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); + datalen = ntoh32_ua((void *)&event->datalen); + evlen = datalen + sizeof(bcm_event_t); + + switch (type) { +#ifdef DHD_DEBUG + case WLC_E_JOIN_START: + case WLC_E_ROAM_START: + dhd_start_join_timer(dhd_pub); + break; + case WLC_E_ASSOC: + case WLC_E_REASSOC: + if ((status != WLC_E_STATUS_TIMEOUT) && (status != WLC_E_STATUS_FAIL)) + break; + case WLC_E_SET_SSID: + if (status != WLC_E_STATUS_SUCCESS) + break; + case WLC_E_JOIN: + case WLC_E_ROAM: + dhd_del_join_timer(dhd_pub); + break; + + case WLC_E_SCAN_CONFIRM_IND: + dhd_add_scan_timer(dhd_pub); + break; + + case WLC_E_ESCAN_RESULT: + dhd_del_scan_timer(dhd_pub); + break; +#endif /* DHD_DEBUG */ +#ifdef PROP_TXSTATUS + case WLC_E_FIFO_CREDIT_MAP: + dhd_wlfc_enable(dhd_pub); + dhd_wlfc_FIFOcreditmap_event(dhd_pub, event_data); + WLFC_DBGMESG(("WLC_E_FIFO_CREDIT_MAP:(AC0,AC1,AC2,AC3),(BC_MC),(OTHER): " + "(%d,%d,%d,%d),(%d),(%d)\n", event_data[0], event_data[1], + event_data[2], + event_data[3], event_data[4], event_data[5])); + break; + + case WLC_E_BCMC_CREDIT_SUPPORT: + dhd_wlfc_BCMCCredit_support_event(dhd_pub); + break; +#endif + + case WLC_E_IF: { + struct wl_event_data_if *ifevent = (struct wl_event_data_if *)event_data; + + /* Ignore the event if NOIF is set */ + if (ifevent->reserved & WLC_E_IF_FLAGS_BSSCFG_NOIF) { + DHD_ERROR(("WLC_E_IF: NO_IF set, event Ignored\r\n")); + return (BCME_UNSUPPORTED); + } + +#ifdef PROP_TXSTATUS + { + uint8* ea = pvt_data->eth.ether_dhost; + WLFC_DBGMESG(("WLC_E_IF: idx:%d, action:%s, iftype:%s, " + "[%02x:%02x:%02x:%02x:%02x:%02x]\n", + ifevent->ifidx, + ((ifevent->opcode == WLC_E_IF_ADD) ? "ADD":"DEL"), + ((ifevent->role == 0) ? "STA":"AP "), + ea[0], ea[1], ea[2], ea[3], ea[4], ea[5])); + (void)ea; + + if (ifevent->opcode == WLC_E_IF_CHANGE) + dhd_wlfc_interface_event(dhd_pub, + eWLFC_MAC_ENTRY_ACTION_UPDATE, + ifevent->ifidx, ifevent->role, ea); + else + dhd_wlfc_interface_event(dhd_pub, + ((ifevent->opcode == WLC_E_IF_ADD) ? + eWLFC_MAC_ENTRY_ACTION_ADD : eWLFC_MAC_ENTRY_ACTION_DEL), + ifevent->ifidx, ifevent->role, ea); + + /* dhd already has created an interface by default, for 0 */ + if (ifevent->ifidx == 0) + break; + } +#endif /* PROP_TXSTATUS */ + + if (ifevent->ifidx > 0 && ifevent->ifidx < DHD_MAX_IFS) { + if (ifevent->opcode == WLC_E_IF_ADD) { + if (dhd_event_ifadd(dhd_pub->info, ifevent, event->ifname, + event->addr.octet)) { + + DHD_ERROR(("%s: dhd_event_ifadd failed ifidx: %d %s\n", + __FUNCTION__, ifevent->ifidx, event->ifname)); + return (BCME_ERROR); + } + } else if (ifevent->opcode == WLC_E_IF_DEL) { + dhd_event_ifdel(dhd_pub->info, ifevent, event->ifname, + event->addr.octet); + } else if (ifevent->opcode == WLC_E_IF_CHANGE) { +#ifdef WL_CFG80211 + wl_cfg80211_notify_ifchange(ifevent->ifidx, + event->ifname, event->addr.octet, ifevent->bssidx); +#endif /* WL_CFG80211 */ + } + } else { +#ifndef PROP_TXSTATUS + DHD_ERROR(("%s: Invalid ifidx %d for %s\n", + __FUNCTION__, ifevent->ifidx, event->ifname)); +#endif /* !PROP_TXSTATUS */ + } + + /* send up the if event: btamp user needs it */ + *ifidx = dhd_ifname2idx(dhd_pub->info, event->ifname); + /* push up to external supp/auth */ + dhd_event(dhd_pub->info, (char *)pvt_data, evlen, *ifidx); + break; + } +#ifdef WLMEDIA_HTSF + case WLC_E_HTSFSYNC: + htsf_update(dhd_pub->info, event_data); + break; +#endif /* WLMEDIA_HTSF */ + case WLC_E_NDIS_LINK: { + uint32 temp = hton32(WLC_E_LINK); + + memcpy((void *)(&pvt_data->event.event_type), &temp, + sizeof(pvt_data->event.event_type)); + } + case WLC_E_PFN_NET_FOUND: + case WLC_E_PFN_NET_LOST: + break; +#if defined(PNO_SUPPORT) + case WLC_E_PFN_BSSID_NET_FOUND: + case WLC_E_PFN_BSSID_NET_LOST: + case WLC_E_PFN_BEST_BATCHING: + dhd_pno_event_handler(dhd_pub, event, (void *)event_data); + break; +#endif + /* These are what external supplicant/authenticator wants */ + /* fall through */ + case WLC_E_LINK: + case WLC_E_DEAUTH: + case WLC_E_DEAUTH_IND: + case WLC_E_DISASSOC: + case WLC_E_DISASSOC_IND: + DHD_EVENT(("%s: Link event %d, flags %x, status %x\n", + __FUNCTION__, type, flags, status)); + /* fall through */ + default: + *ifidx = dhd_ifname2idx(dhd_pub->info, event->ifname); + /* push up to external supp/auth */ + dhd_event(dhd_pub->info, (char *)pvt_data, evlen, *ifidx); + DHD_TRACE(("%s: MAC event %d, flags %x, status %x\n", + __FUNCTION__, type, flags, status)); + BCM_REFERENCE(flags); + BCM_REFERENCE(status); + + break; + } + +#ifdef SHOW_EVENTS + wl_show_host_event(event, (void *)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 +dhd_print_buf(void *pbuf, int len, int bytes_per_line) +{ +#ifdef DHD_DEBUG + 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"); +#endif /* DHD_DEBUG */ +} +#ifndef strtoul +#define strtoul(nptr, endptr, base) bcm_strtoul((nptr), (endptr), (base)) +#endif + +#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]; + bcm_strncpy_s(num, sizeof(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 (argv[i] == NULL) { + DHD_ERROR(("No args provided\n")); + goto fail; + } + + str = "pkt_filter_enable"; + str_len = strlen(str); + bcm_strncpy_s(buf, sizeof(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 = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, buf_len, TRUE, 0); + 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 = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, sizeof(buf), TRUE, 0); + 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 (argv[i] == NULL) { + DHD_ERROR(("No args provided\n")); + goto fail; + } + + str = "pkt_filter_add"; + str_len = strlen(str); + bcm_strncpy_s(buf, BUF_SIZE, 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 (argv[++i] == NULL) { + DHD_ERROR(("Polarity not provided\n")); + goto fail; + } + + /* Parse filter polarity. */ + pkt_filter.negate_match = htod32(strtoul(argv[i], NULL, 0)); + + if (argv[++i] == NULL) { + DHD_ERROR(("Filter type not provided\n")); + goto fail; + } + + /* Parse filter type. */ + pkt_filter.type = htod32(strtoul(argv[i], NULL, 0)); + + if (argv[++i] == NULL) { + DHD_ERROR(("Offset not provided\n")); + goto fail; + } + + /* Parse pattern filter offset. */ + pkt_filter.u.pattern.offset = htod32(strtoul(argv[i], NULL, 0)); + + if (argv[++i] == NULL) { + 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 (argv[++i] == NULL) { + 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 = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, buf_len, TRUE, 0); + 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_pktfilter_offload_delete(dhd_pub_t *dhd, int id) +{ + char iovbuf[32]; + int ret; + + bcm_mkiovar("pkt_filter_delete", (char *)&id, 4, iovbuf, sizeof(iovbuf)); + ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); + if (ret < 0) { + DHD_ERROR(("%s: Failed to delete filter ID:%d, ret=%d\n", + __FUNCTION__, id, ret)); + } +} +#endif /* PKT_FILTER_SUPPORT */ + +/* ========================== */ +/* ==== ARP OFFLOAD SUPPORT = */ +/* ========================== */ +#ifdef ARP_OFFLOAD_SUPPORT +void +dhd_arp_offload_set(dhd_pub_t * dhd, int arp_mode) +{ + char iovbuf[DHD_IOVAR_BUF_SIZE]; + int iovar_len; + int retcode; + + iovar_len = bcm_mkiovar("arp_ol", (char *)&arp_mode, 4, iovbuf, sizeof(iovbuf)); + if (!iovar_len) { + DHD_ERROR(("%s: Insufficient iovar buffer size %zu \n", + __FUNCTION__, sizeof(iovbuf))); + return; + } + + retcode = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iovar_len, TRUE, 0); + 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[DHD_IOVAR_BUF_SIZE]; + int iovar_len; + int retcode; + + iovar_len = bcm_mkiovar("arpoe", (char *)&arp_enable, 4, iovbuf, sizeof(iovbuf)); + if (!iovar_len) { + DHD_ERROR(("%s: Insufficient iovar buffer size %zu \n", + __FUNCTION__, sizeof(iovbuf))); + return; + } + + retcode = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iovar_len, TRUE, 0); + 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)); + if (arp_enable) { + uint32 version; + bcm_mkiovar("arp_version", 0, 0, iovbuf, sizeof(iovbuf)); + retcode = dhd_wl_ioctl_cmd(dhd, WLC_GET_VAR, iovbuf, sizeof(iovbuf), FALSE, 0); + if (retcode) { + DHD_INFO(("%s: fail to get version (maybe version 1:retcode = %d\n", + __FUNCTION__, retcode)); + dhd->arp_version = 1; + } + else { + memcpy(&version, iovbuf, sizeof(version)); + DHD_INFO(("%s: ARP Version= %x\n", __FUNCTION__, version)); + dhd->arp_version = version; + } + } +} + +void +dhd_aoe_arp_clr(dhd_pub_t *dhd, int idx) +{ + int ret = 0; + int iov_len = 0; + char iovbuf[DHD_IOVAR_BUF_SIZE]; + + if (dhd == NULL) return; + if (dhd->arp_version == 1) + idx = 0; + + iov_len = bcm_mkiovar("arp_table_clear", 0, 0, iovbuf, sizeof(iovbuf)); + if (!iov_len) { + DHD_ERROR(("%s: Insufficient iovar buffer size %zu \n", + __FUNCTION__, sizeof(iovbuf))); + return; + } + if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iov_len, TRUE, idx)) < 0) + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret)); +} + +void +dhd_aoe_hostip_clr(dhd_pub_t *dhd, int idx) +{ + int ret = 0; + int iov_len = 0; + char iovbuf[DHD_IOVAR_BUF_SIZE]; + + if (dhd == NULL) return; + if (dhd->arp_version == 1) + idx = 0; + + iov_len = bcm_mkiovar("arp_hostip_clear", 0, 0, iovbuf, sizeof(iovbuf)); + if (!iov_len) { + DHD_ERROR(("%s: Insufficient iovar buffer size %zu \n", + __FUNCTION__, sizeof(iovbuf))); + return; + } + if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iov_len, TRUE, idx)) < 0) + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret)); +} + +void +dhd_arp_offload_add_ip(dhd_pub_t *dhd, uint32 ipaddr, int idx) +{ + int iov_len = 0; + char iovbuf[DHD_IOVAR_BUF_SIZE]; + int retcode; + + + if (dhd == NULL) return; + if (dhd->arp_version == 1) + idx = 0; + iov_len = bcm_mkiovar("arp_hostip", (char *)&ipaddr, + sizeof(ipaddr), iovbuf, sizeof(iovbuf)); + if (!iov_len) { + DHD_ERROR(("%s: Insufficient iovar buffer size %zu \n", + __FUNCTION__, sizeof(iovbuf))); + return; + } + retcode = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iov_len, TRUE, idx); + + if (retcode) + DHD_TRACE(("%s: ARP ip addr add failed, retcode = %d\n", + __FUNCTION__, retcode)); + else + DHD_TRACE(("%s: sARP H ipaddr entry added \n", + __FUNCTION__)); +} + +int +dhd_arp_get_arp_hostip_table(dhd_pub_t *dhd, void *buf, int buflen, int idx) +{ + int retcode, i; + int iov_len; + uint32 *ptr32 = buf; + bool clr_bottom = FALSE; + + if (!buf) + return -1; + if (dhd == NULL) return -1; + if (dhd->arp_version == 1) + idx = 0; + + iov_len = bcm_mkiovar("arp_hostip", 0, 0, buf, buflen); + BCM_REFERENCE(iov_len); + retcode = dhd_wl_ioctl_cmd(dhd, WLC_GET_VAR, buf, buflen, FALSE, idx); + + if (retcode) { + DHD_TRACE(("%s: ioctl WLC_GET_VAR error %d\n", + __FUNCTION__, retcode)); + + return -1; + } + + /* clean up the buf, ascii reminder */ + for (i = 0; i < MAX_IPV4_ENTRIES; i++) { + if (!clr_bottom) { + if (*ptr32 == 0) + clr_bottom = TRUE; + } else { + *ptr32 = 0; + } + ptr32++; + } + + return 0; +} +#endif /* ARP_OFFLOAD_SUPPORT */ + +/* + * Neighbor Discovery Offload: enable NDO feature + * Called by ipv6 event handler when interface comes up/goes down + */ +int +dhd_ndo_enable(dhd_pub_t * dhd, int ndo_enable) +{ + char iovbuf[DHD_IOVAR_BUF_SIZE]; + int iov_len; + int retcode; + + if (dhd == NULL) + return -1; + + iov_len = bcm_mkiovar("ndoe", (char *)&ndo_enable, 4, iovbuf, sizeof(iovbuf)); + if (!iov_len) { + DHD_ERROR(("%s: Insufficient iovar buffer size %zu \n", + __FUNCTION__, sizeof(iovbuf))); + return -1; + } + retcode = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iov_len, TRUE, 0); + if (retcode) + DHD_ERROR(("%s: failed to enabe ndo to %d, retcode = %d\n", + __FUNCTION__, ndo_enable, retcode)); + else + DHD_TRACE(("%s: successfully enabed ndo offload to %d\n", + __FUNCTION__, ndo_enable)); + + return retcode; +} + +/* + * Neighbor Discover Offload: enable NDO feature + * Called by ipv6 event handler when interface comes up + */ +int +dhd_ndo_add_ip(dhd_pub_t *dhd, char* ipv6addr, int idx) +{ + int iov_len = 0; + char iovbuf[DHD_IOVAR_BUF_SIZE]; + int retcode; + + if (dhd == NULL) + return -1; + + iov_len = bcm_mkiovar("nd_hostip", (char *)ipv6addr, + IPV6_ADDR_LEN, iovbuf, sizeof(iovbuf)); + if (!iov_len) { + DHD_ERROR(("%s: Insufficient iovar buffer size %zu \n", + __FUNCTION__, sizeof(iovbuf))); + return -1; + } + retcode = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iov_len, TRUE, idx); + + if (retcode) + DHD_ERROR(("%s: ndo ip addr add failed, retcode = %d\n", + __FUNCTION__, retcode)); + else + DHD_TRACE(("%s: ndo ipaddr entry added \n", + __FUNCTION__)); + + return retcode; +} +/* + * Neighbor Discover Offload: enable NDO feature + * Called by ipv6 event handler when interface goes down + */ +int +dhd_ndo_remove_ip(dhd_pub_t *dhd, int idx) +{ + int iov_len = 0; + char iovbuf[DHD_IOVAR_BUF_SIZE]; + int retcode; + + if (dhd == NULL) + return -1; + + iov_len = bcm_mkiovar("nd_hostip_clear", NULL, + 0, iovbuf, sizeof(iovbuf)); + if (!iov_len) { + DHD_ERROR(("%s: Insufficient iovar buffer size %zu \n", + __FUNCTION__, sizeof(iovbuf))); + return -1; + } + retcode = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iov_len, TRUE, idx); + + if (retcode) + DHD_ERROR(("%s: ndo ip addr remove failed, retcode = %d\n", + __FUNCTION__, retcode)); + else + DHD_TRACE(("%s: ndo ipaddr entry removed \n", + __FUNCTION__)); + + return retcode; +} + +/* send up locally generated event */ +void +dhd_sendup_event_common(dhd_pub_t *dhdp, wl_event_msg_t *event, void *data) +{ + switch (ntoh32(event->event_type)) { + default: + break; + } + + /* Call per-port handler. */ + dhd_sendup_event(dhdp, event, data); +} + + +/* + * returns = TRUE if associated, FALSE if not associated + */ +bool dhd_is_associated(dhd_pub_t *dhd, void *bss_buf, int *retval) +{ + char bssid[6], zbuf[6]; + int ret = -1; + + bzero(bssid, 6); + bzero(zbuf, 6); + + ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_BSSID, (char *)&bssid, ETHER_ADDR_LEN, FALSE, 0); + 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 (retval) + *retval = 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_suspend_bcn_li_dtim(dhd_pub_t *dhd) +{ + int bcn_li_dtim = 1; /* deafult no dtim skip setting */ + int ret = -1; + int dtim_period = 0; + int ap_beacon = 0; + int allowed_skip_dtim_cnt = 0; + /* Check if associated */ + if (dhd_is_associated(dhd, NULL, NULL) == FALSE) { + DHD_TRACE(("%s NOT assoc ret %d\n", __FUNCTION__, ret)); + goto exit; + } + + /* read associated AP beacon interval */ + if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_BCNPRD, + &ap_beacon, sizeof(ap_beacon), FALSE, 0)) < 0) { + DHD_ERROR(("%s get beacon failed code %d\n", __FUNCTION__, ret)); + goto exit; + } + + /* read associated ap's dtim setup */ + if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_DTIMPRD, + &dtim_period, sizeof(dtim_period), FALSE, 0)) < 0) { + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret)); + goto exit; + } + + /* if not assocated just eixt */ + if (dtim_period == 0) { + goto exit; + } + + /* attemp to use platform defined dtim skip interval */ + bcn_li_dtim = dhd->suspend_bcn_li_dtim; + + /* check if sta listen interval fits into AP dtim */ + if (dtim_period > CUSTOM_LISTEN_INTERVAL) { + /* AP DTIM to big for our Listen Interval : no dtim skiping */ + bcn_li_dtim = NO_DTIM_SKIP; + DHD_ERROR(("%s DTIM=%d > Listen=%d : too big ...\n", + __FUNCTION__, dtim_period, CUSTOM_LISTEN_INTERVAL)); + goto exit; + } + + if ((dtim_period * ap_beacon * bcn_li_dtim) > MAX_DTIM_ALLOWED_INTERVAL) { + allowed_skip_dtim_cnt = MAX_DTIM_ALLOWED_INTERVAL / (dtim_period * ap_beacon); + bcn_li_dtim = (allowed_skip_dtim_cnt != 0) ? allowed_skip_dtim_cnt : NO_DTIM_SKIP; + } + + if ((bcn_li_dtim * dtim_period) > CUSTOM_LISTEN_INTERVAL) { + /* Round up dtim_skip to fit into STAs Listen Interval */ + bcn_li_dtim = (int)(CUSTOM_LISTEN_INTERVAL / dtim_period); + DHD_TRACE(("%s agjust dtim_skip as %d\n", __FUNCTION__, bcn_li_dtim)); + } + + DHD_ERROR(("%s beacon=%d bcn_li_dtim=%d DTIM=%d Listen=%d\n", + __FUNCTION__, ap_beacon, bcn_li_dtim, dtim_period, CUSTOM_LISTEN_INTERVAL)); + +exit: + return bcn_li_dtim; +} + +/* Check if the mode supports STA MODE */ +bool dhd_support_sta_mode(dhd_pub_t *dhd) +{ + +#ifdef WL_CFG80211 + if (!(dhd->op_mode & DHD_FLAG_STA_MODE)) + return FALSE; + else +#endif /* WL_CFG80211 */ + return TRUE; +} + +#if defined(KEEP_ALIVE) +int dhd_keep_alive_onoff(dhd_pub_t *dhd) +{ + char buf[256]; + const char *str; + wl_mkeep_alive_pkt_t mkeep_alive_pkt = {0}; + wl_mkeep_alive_pkt_t *mkeep_alive_pktp; + int buf_len; + int str_len; + int res = -1; + + if (!dhd_support_sta_mode(dhd)) + return res; + + DHD_TRACE(("%s execution\n", __FUNCTION__)); + + str = "mkeep_alive"; + str_len = strlen(str); + strncpy(buf, str, str_len); + buf[ str_len ] = '\0'; + mkeep_alive_pktp = (wl_mkeep_alive_pkt_t *) (buf + str_len + 1); + mkeep_alive_pkt.period_msec = CUSTOM_KEEP_ALIVE_SETTING; + buf_len = str_len + 1; + mkeep_alive_pkt.version = htod16(WL_MKEEP_ALIVE_VERSION); + mkeep_alive_pkt.length = htod16(WL_MKEEP_ALIVE_FIXED_LEN); + /* Setup keep alive zero for null packet generation */ + mkeep_alive_pkt.keep_alive_id = 0; + mkeep_alive_pkt.len_bytes = 0; + buf_len += WL_MKEEP_ALIVE_FIXED_LEN; + bzero(mkeep_alive_pkt.data, sizeof(mkeep_alive_pkt.data)); + /* Keep-alive attributes are set in local variable (mkeep_alive_pkt), and + * then memcpy'ed into buffer (mkeep_alive_pktp) since there is no + * guarantee that the buffer is properly aligned. + */ + memcpy((char *)mkeep_alive_pktp, &mkeep_alive_pkt, WL_MKEEP_ALIVE_FIXED_LEN); + + res = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, buf_len, TRUE, 0); + + return res; +} +#endif /* defined(KEEP_ALIVE) */ +/* Android 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; + 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; + } + str = *list_str; + + /* 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; + 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; + } + str = *list_str; + + 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; + int idx = 0; + + if ((list_str == NULL) || (*list_str == NULL) || (*bytes_left < 0)) { + DHD_ERROR(("%s error paramters\n", __FUNCTION__)); + return -1; + } + str = *list_str; + 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) { + bzero(ssid[idx].SSID, sizeof(ssid[idx].SSID)); + strncpy((char*)ssid[idx].SSID, str, sizeof(ssid[idx].SSID) - 1); + 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; +} |