diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c')
-rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c | 453 |
1 files changed, 170 insertions, 283 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c index 15c5db5..866b669 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c @@ -28,12 +28,17 @@ #include "dhd_bus.h" #include "dhd_proto.h" #include "dhd_dbg.h" +#include "fwil.h" #define BRCM_OUI "\x00\x10\x18" #define DOT11_OUI_LEN 3 #define BCMILCP_BCM_SUBTYPE_EVENT 1 -#define PKTFILTER_BUF_SIZE 2048 +#define PKTFILTER_BUF_SIZE 128 #define BRCMF_ARPOL_MODE 0xb /* agent|snoop|peer_autoreply */ +#define BRCMF_DEFAULT_BCN_TIMEOUT 3 +#define BRCMF_DEFAULT_SCAN_CHANNEL_TIME 40 +#define BRCMF_DEFAULT_SCAN_UNASSOC_TIME 40 +#define BRCMF_DEFAULT_PACKET_FILTER "100 0 0 0 0x01 0x00" #define MSGTRACE_VERSION 1 @@ -88,52 +93,6 @@ brcmf_c_mkiovar(char *name, char *data, uint datalen, char *buf, uint buflen) return len; } -uint -brcmf_c_mkiovar_bsscfg(char *name, char *data, uint datalen, - char *buf, uint buflen, s32 bssidx) -{ - const s8 *prefix = "bsscfg:"; - s8 *p; - u32 prefixlen; - u32 namelen; - u32 iolen; - __le32 bssidx_le; - - if (bssidx == 0) - return brcmf_c_mkiovar(name, data, datalen, buf, buflen); - - prefixlen = (u32) strlen(prefix); /* lengh of bsscfg prefix */ - namelen = (u32) strlen(name) + 1; /* lengh of iovar name + null */ - iolen = prefixlen + namelen + sizeof(bssidx_le) + datalen; - - if (buflen < 0 || iolen > (u32)buflen) { - brcmf_dbg(ERROR, "buffer is too short\n"); - return 0; - } - - p = buf; - - /* copy prefix, no null */ - memcpy(p, prefix, prefixlen); - p += prefixlen; - - /* copy iovar name including null */ - memcpy(p, name, namelen); - p += namelen; - - /* bss config index as first data */ - bssidx_le = cpu_to_le32(bssidx); - memcpy(p, &bssidx_le, sizeof(bssidx_le)); - p += sizeof(bssidx_le); - - /* parameter buffer follows */ - if (datalen) - memcpy(p, data, datalen); - - return iolen; - -} - bool brcmf_c_prec_enq(struct device *dev, struct pktq *q, struct sk_buff *pkt, int prec) { @@ -490,6 +449,7 @@ brcmf_c_host_event(struct brcmf_pub *drvr, int *ifidx, void *pktdata, /* check whether packet is a BRCM event pkt */ struct brcmf_event *pvt_data = (struct brcmf_event *) pktdata; struct brcmf_if_event *ifevent; + struct brcmf_if *ifp; char *event_data; u32 type, status; u16 flags; @@ -525,12 +485,17 @@ brcmf_c_host_event(struct brcmf_pub *drvr, int *ifidx, void *pktdata, brcmf_dbg(TRACE, "if event\n"); if (ifevent->ifidx > 0 && ifevent->ifidx < BRCMF_MAX_IFS) { - if (ifevent->action == BRCMF_E_IF_ADD) - brcmf_add_if(drvr->dev, ifevent->ifidx, - event->ifname, - pvt_data->eth.h_dest); - else + if (ifevent->action == BRCMF_E_IF_ADD) { + ifp = brcmf_add_if(drvr->dev, ifevent->ifidx, + ifevent->bssidx, + event->ifname, + pvt_data->eth.h_dest); + if (IS_ERR(ifp)) + return PTR_ERR(ifp); + brcmf_net_attach(ifp); + } else { brcmf_del_if(drvr, ifevent->ifidx); + } } else { brcmf_dbg(ERROR, "Invalid ifidx %d for %s\n", ifevent->ifidx, event->ifname); @@ -603,90 +568,57 @@ static int brcmf_c_pattern_atoh(char *src, char *dst) return i; } -void -brcmf_c_pktfilter_offload_enable(struct brcmf_pub *drvr, char *arg, int enable, - int master_mode) +static void +brcmf_c_pktfilter_offload_enable(struct brcmf_if *ifp, char *arg, int enable, + int master_mode) { unsigned long res; - char *argv[8]; - int i = 0; - const char *str; - int buf_len; - int str_len; + char *argv; char *arg_save = NULL, *arg_org = NULL; - int rc; - char buf[128]; + s32 err; struct brcmf_pkt_filter_enable_le enable_parm; - struct brcmf_pkt_filter_enable_le *pkt_filterp; - __le32 mmode_le; - arg_save = kmalloc(strlen(arg) + 1, GFP_ATOMIC); + arg_save = kstrdup(arg, GFP_ATOMIC); if (!arg_save) goto fail; arg_org = arg_save; - memcpy(arg_save, arg, strlen(arg) + 1); - argv[i] = strsep(&arg_save, " "); + argv = strsep(&arg_save, " "); - i = 0; - if (NULL == argv[i]) { + if (argv == NULL) { brcmf_dbg(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 = (struct brcmf_pkt_filter_enable_le *) (buf + str_len + 1); - /* Parse packet filter id. */ enable_parm.id = 0; - if (!kstrtoul(argv[i], 0, &res)) + if (!kstrtoul(argv, 0, &res)) enable_parm.id = cpu_to_le32((u32)res); - /* Parse enable/disable value. */ + /* Enable/disable the specified filter. */ enable_parm.enable = cpu_to_le32(enable); - buf_len += sizeof(enable_parm); - memcpy((char *)pkt_filterp, &enable_parm, sizeof(enable_parm)); + err = brcmf_fil_iovar_data_set(ifp, "pkt_filter_enable", &enable_parm, + sizeof(enable_parm)); + if (err) + brcmf_dbg(ERROR, "Set pkt_filter_enable error (%d)\n", err); - /* Enable/disable the specified filter. */ - rc = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, buf, buf_len); - rc = rc >= 0 ? 0 : rc; - if (rc) - brcmf_dbg(TRACE, "failed to add pktfilter %s, retcode = %d\n", - arg, rc); - else - brcmf_dbg(TRACE, "successfully added pktfilter %s\n", arg); - - /* Contorl the master mode */ - mmode_le = cpu_to_le32(master_mode); - brcmf_c_mkiovar("pkt_filter_mode", (char *)&mmode_le, 4, buf, - sizeof(buf)); - rc = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, buf, - sizeof(buf)); - rc = rc >= 0 ? 0 : rc; - if (rc) - brcmf_dbg(TRACE, "failed to add pktfilter %s, retcode = %d\n", - arg, rc); + /* Control the master mode */ + err = brcmf_fil_iovar_int_set(ifp, "pkt_filter_mode", master_mode); + if (err) + brcmf_dbg(ERROR, "Set pkt_filter_mode error (%d)\n", err); fail: kfree(arg_org); } -void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg) +static void brcmf_c_pktfilter_offload_set(struct brcmf_if *ifp, char *arg) { - const char *str; - struct brcmf_pkt_filter_le pkt_filter; - struct brcmf_pkt_filter_le *pkt_filterp; + struct brcmf_pkt_filter_le *pkt_filter; unsigned long res; int buf_len; - int str_len; - int rc; + s32 err; u32 mask_size; u32 pattern_size; char *argv[8], *buf = NULL; @@ -704,104 +636,64 @@ void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg) goto fail; argv[i] = strsep(&arg_save, " "); - while (argv[i++]) + while (argv[i]) { + i++; + if (i >= 8) { + brcmf_dbg(ERROR, "Too many parameters\n"); + goto fail; + } argv[i] = strsep(&arg_save, " "); + } - i = 0; - if (NULL == argv[i]) { - brcmf_dbg(ERROR, "No args provided\n"); + if (i != 6) { + brcmf_dbg(ERROR, "Not enough args provided %d\n", i); goto fail; } - str = "pkt_filter_add"; - strcpy(buf, str); - str_len = strlen(str); - buf_len = str_len + 1; - - pkt_filterp = (struct brcmf_pkt_filter_le *) (buf + str_len + 1); + pkt_filter = (struct brcmf_pkt_filter_le *)buf; /* Parse packet filter id. */ - pkt_filter.id = 0; - if (!kstrtoul(argv[i], 0, &res)) - pkt_filter.id = cpu_to_le32((u32)res); - - if (NULL == argv[++i]) { - brcmf_dbg(ERROR, "Polarity not provided\n"); - goto fail; - } + pkt_filter->id = 0; + if (!kstrtoul(argv[0], 0, &res)) + pkt_filter->id = cpu_to_le32((u32)res); /* Parse filter polarity. */ - pkt_filter.negate_match = 0; - if (!kstrtoul(argv[i], 0, &res)) - pkt_filter.negate_match = cpu_to_le32((u32)res); - - if (NULL == argv[++i]) { - brcmf_dbg(ERROR, "Filter type not provided\n"); - goto fail; - } + pkt_filter->negate_match = 0; + if (!kstrtoul(argv[1], 0, &res)) + pkt_filter->negate_match = cpu_to_le32((u32)res); /* Parse filter type. */ - pkt_filter.type = 0; - if (!kstrtoul(argv[i], 0, &res)) - pkt_filter.type = cpu_to_le32((u32)res); - - if (NULL == argv[++i]) { - brcmf_dbg(ERROR, "Offset not provided\n"); - goto fail; - } + pkt_filter->type = 0; + if (!kstrtoul(argv[2], 0, &res)) + pkt_filter->type = cpu_to_le32((u32)res); /* Parse pattern filter offset. */ - pkt_filter.u.pattern.offset = 0; - if (!kstrtoul(argv[i], 0, &res)) - pkt_filter.u.pattern.offset = cpu_to_le32((u32)res); - - if (NULL == argv[++i]) { - brcmf_dbg(ERROR, "Bitmask not provided\n"); - goto fail; - } + pkt_filter->u.pattern.offset = 0; + if (!kstrtoul(argv[3], 0, &res)) + pkt_filter->u.pattern.offset = cpu_to_le32((u32)res); /* Parse pattern filter mask. */ - mask_size = - brcmf_c_pattern_atoh - (argv[i], (char *)pkt_filterp->u.pattern.mask_and_pattern); - - if (NULL == argv[++i]) { - brcmf_dbg(ERROR, "Pattern not provided\n"); - goto fail; - } + mask_size = brcmf_c_pattern_atoh(argv[4], + (char *)pkt_filter->u.pattern.mask_and_pattern); /* Parse pattern filter pattern. */ - pattern_size = - brcmf_c_pattern_atoh(argv[i], - (char *)&pkt_filterp->u.pattern. - mask_and_pattern[mask_size]); + pattern_size = brcmf_c_pattern_atoh(argv[5], + (char *)&pkt_filter->u.pattern.mask_and_pattern[mask_size]); if (mask_size != pattern_size) { brcmf_dbg(ERROR, "Mask and pattern not the same size\n"); goto fail; } - pkt_filter.u.pattern.size_bytes = cpu_to_le32(mask_size); - buf_len += BRCMF_PKT_FILTER_FIXED_LEN; - buf_len += (BRCMF_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, - BRCMF_PKT_FILTER_FIXED_LEN + BRCMF_PKT_FILTER_PATTERN_FIXED_LEN); - - rc = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, buf, buf_len); - rc = rc >= 0 ? 0 : rc; + pkt_filter->u.pattern.size_bytes = cpu_to_le32(mask_size); + buf_len = sizeof(*pkt_filter); + buf_len -= sizeof(pkt_filter->u.pattern.mask_and_pattern); + buf_len += mask_size + pattern_size; - if (rc) - brcmf_dbg(TRACE, "failed to add pktfilter %s, retcode = %d\n", - arg, rc); - else - brcmf_dbg(TRACE, "successfully added pktfilter %s\n", arg); + err = brcmf_fil_iovar_data_set(ifp, "pkt_filter_add", pkt_filter, + buf_len); + if (err) + brcmf_dbg(ERROR, "Set pkt_filter_add error (%d)\n", err); fail: kfree(arg_org); @@ -809,130 +701,125 @@ fail: kfree(buf); } -static void brcmf_c_arp_offload_set(struct brcmf_pub *drvr, int arp_mode) +int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) { - char iovbuf[32]; - int retcode; - __le32 arp_mode_le; - - arp_mode_le = cpu_to_le32(arp_mode); - brcmf_c_mkiovar("arp_ol", (char *)&arp_mode_le, 4, iovbuf, - sizeof(iovbuf)); - retcode = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, - iovbuf, sizeof(iovbuf)); - retcode = retcode >= 0 ? 0 : retcode; - if (retcode) - brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, retcode = %d\n", - arp_mode, retcode); - else - brcmf_dbg(TRACE, "successfully set ARP offload mode to 0x%x\n", - arp_mode); -} - -static void brcmf_c_arp_offload_enable(struct brcmf_pub *drvr, int arp_enable) -{ - char iovbuf[32]; - int retcode; - __le32 arp_enable_le; - - arp_enable_le = cpu_to_le32(arp_enable); - - brcmf_c_mkiovar("arpoe", (char *)&arp_enable_le, 4, - iovbuf, sizeof(iovbuf)); - retcode = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, - iovbuf, sizeof(iovbuf)); - retcode = retcode >= 0 ? 0 : retcode; - if (retcode) - brcmf_dbg(TRACE, "failed to enable ARP offload to %d, retcode = %d\n", - arp_enable, retcode); - else - brcmf_dbg(TRACE, "successfully enabled ARP offload to %d\n", - arp_enable); -} - -int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr) -{ - char iovbuf[BRCMF_EVENTING_MASK_LEN + 12]; /* Room for - "event_msgs" + '\0' + bitvec */ - char buf[128], *ptr; - __le32 roaming_le = cpu_to_le32(1); - __le32 bcn_timeout_le = cpu_to_le32(3); - __le32 scan_assoc_time_le = cpu_to_le32(40); - __le32 scan_unassoc_time_le = cpu_to_le32(40); - int i; + s8 eventmask[BRCMF_EVENTING_MASK_LEN]; + u8 buf[BRCMF_DCMD_SMLEN]; + char *ptr; + s32 err; struct brcmf_bus_dcmd *cmdlst; struct list_head *cur, *q; - mutex_lock(&drvr->proto_block); - - /* Set Country code */ - if (drvr->country_code[0] != 0) { - if (brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_COUNTRY, - drvr->country_code, - sizeof(drvr->country_code)) < 0) - brcmf_dbg(ERROR, "country code setting failed\n"); + /* retreive mac address */ + err = brcmf_fil_iovar_data_get(ifp, "cur_etheraddr", ifp->mac_addr, + sizeof(ifp->mac_addr)); + if (err < 0) { + brcmf_dbg(ERROR, "Retreiving cur_etheraddr failed, %d\n", + err); + goto done; } + memcpy(ifp->drvr->mac, ifp->mac_addr, sizeof(ifp->drvr->mac)); /* query for 'ver' to get version info from firmware */ memset(buf, 0, sizeof(buf)); - ptr = buf; - brcmf_c_mkiovar("ver", NULL, 0, buf, sizeof(buf)); - brcmf_proto_cdc_query_dcmd(drvr, 0, BRCMF_C_GET_VAR, buf, sizeof(buf)); + strcpy(buf, "ver"); + err = brcmf_fil_iovar_data_get(ifp, "ver", buf, sizeof(buf)); + if (err < 0) { + brcmf_dbg(ERROR, "Retreiving version information failed, %d\n", + err); + goto done; + } + ptr = (char *)buf; strsep(&ptr, "\n"); /* Print fw version info */ brcmf_dbg(ERROR, "Firmware version = %s\n", buf); - /* Setup timeout if Beacons are lost and roam is off to report - link down */ - brcmf_c_mkiovar("bcn_timeout", (char *)&bcn_timeout_le, 4, iovbuf, - sizeof(iovbuf)); - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf, - sizeof(iovbuf)); + /* + * Setup timeout if Beacons are lost and roam is off to report + * link down + */ + err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", + BRCMF_DEFAULT_BCN_TIMEOUT); + if (err) { + brcmf_dbg(ERROR, "bcn_timeout error (%d)\n", err); + goto done; + } /* Enable/Disable build-in roaming to allowed ext supplicant to take - of romaing */ - brcmf_c_mkiovar("roam_off", (char *)&roaming_le, 4, - iovbuf, sizeof(iovbuf)); - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf, - sizeof(iovbuf)); - - /* Setup event_msgs */ - brcmf_c_mkiovar("event_msgs", drvr->eventmask, BRCMF_EVENTING_MASK_LEN, - iovbuf, sizeof(iovbuf)); - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf, - sizeof(iovbuf)); - - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_SCAN_CHANNEL_TIME, - (char *)&scan_assoc_time_le, sizeof(scan_assoc_time_le)); - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_SCAN_UNASSOC_TIME, - (char *)&scan_unassoc_time_le, sizeof(scan_unassoc_time_le)); - - /* Set and enable ARP offload feature */ - brcmf_c_arp_offload_set(drvr, BRCMF_ARPOL_MODE); - brcmf_c_arp_offload_enable(drvr, true); - - /* Set up pkt filter */ - for (i = 0; i < drvr->pktfilter_count; i++) { - brcmf_c_pktfilter_offload_set(drvr, drvr->pktfilter[i]); - brcmf_c_pktfilter_offload_enable(drvr, drvr->pktfilter[i], - 0, true); + * of romaing + */ + err = brcmf_fil_iovar_int_set(ifp, "roam_off", 1); + if (err) { + brcmf_dbg(ERROR, "roam_off error (%d)\n", err); + goto done; + } + + /* Setup event_msgs, enable E_IF */ + err = brcmf_fil_iovar_data_get(ifp, "event_msgs", eventmask, + BRCMF_EVENTING_MASK_LEN); + if (err) { + brcmf_dbg(ERROR, "Get event_msgs error (%d)\n", err); + goto done; + } + setbit(eventmask, BRCMF_E_IF); + err = brcmf_fil_iovar_data_set(ifp, "event_msgs", eventmask, + BRCMF_EVENTING_MASK_LEN); + if (err) { + brcmf_dbg(ERROR, "Set event_msgs error (%d)\n", err); + goto done; + } + + /* Setup default scan channel time */ + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, + BRCMF_DEFAULT_SCAN_CHANNEL_TIME); + if (err) { + brcmf_dbg(ERROR, "BRCMF_C_SET_SCAN_CHANNEL_TIME error (%d)\n", + err); + goto done; } + /* Setup default scan unassoc time */ + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, + BRCMF_DEFAULT_SCAN_UNASSOC_TIME); + if (err) { + brcmf_dbg(ERROR, "BRCMF_C_SET_SCAN_UNASSOC_TIME error (%d)\n", + err); + goto done; + } + + /* Try to set and enable ARP offload feature, this may fail */ + err = brcmf_fil_iovar_int_set(ifp, "arp_ol", BRCMF_ARPOL_MODE); + if (err) { + brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", + BRCMF_ARPOL_MODE, err); + err = 0; + } else { + err = brcmf_fil_iovar_int_set(ifp, "arpoe", 1); + if (err) { + brcmf_dbg(TRACE, "failed to enable ARP offload err = %d\n", + err); + err = 0; + } else + brcmf_dbg(TRACE, "successfully enabled ARP offload to 0x%x\n", + BRCMF_ARPOL_MODE); + } + + /* Setup packet filter */ + brcmf_c_pktfilter_offload_set(ifp, BRCMF_DEFAULT_PACKET_FILTER); + brcmf_c_pktfilter_offload_enable(ifp, BRCMF_DEFAULT_PACKET_FILTER, + 0, true); + /* set bus specific command if there is any */ - list_for_each_safe(cur, q, &drvr->bus_if->dcmd_list) { + list_for_each_safe(cur, q, &ifp->drvr->bus_if->dcmd_list) { cmdlst = list_entry(cur, struct brcmf_bus_dcmd, list); if (cmdlst->name && cmdlst->param && cmdlst->param_len) { - brcmf_c_mkiovar(cmdlst->name, cmdlst->param, - cmdlst->param_len, iovbuf, - sizeof(iovbuf)); - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, - iovbuf, sizeof(iovbuf)); + brcmf_fil_iovar_data_set(ifp, cmdlst->name, + cmdlst->param, + cmdlst->param_len); } list_del(cur); kfree(cmdlst); } - - mutex_unlock(&drvr->proto_block); - - return 0; +done: + return err; } |