diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211')
19 files changed, 3428 insertions, 1737 deletions
diff --git a/drivers/net/wireless/brcm80211/Kconfig b/drivers/net/wireless/brcm80211/Kconfig index b480088b3dbe..c9d811eb6556 100644 --- a/drivers/net/wireless/brcm80211/Kconfig +++ b/drivers/net/wireless/brcm80211/Kconfig @@ -55,6 +55,14 @@ config BRCMFMAC_USB IEEE802.11n embedded FullMAC WLAN driver. Say Y if you want to use the driver for an USB wireless card. +config BRCMISCAN + bool "Broadcom I-Scan (OBSOLETE)" + depends on BRCMFMAC + ---help--- + This option enables the I-Scan method. By default fullmac uses the + new E-Scan method which uses less memory in firmware and gives no + limitation on the number of scan results. + config BRCMDBG bool "Broadcom driver debug functions" depends on BRCMSMAC || BRCMFMAC diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c index 8e7e6928c936..3b2c4c20e7fc 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c @@ -185,7 +185,7 @@ brcmf_sdcard_set_sbaddr_window(struct brcmf_sdio_dev *sdiodev, u32 address) return err; } -static int +int brcmf_sdio_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr, void *data, bool write) { @@ -249,7 +249,9 @@ u8 brcmf_sdio_regrb(struct brcmf_sdio_dev *sdiodev, u32 addr, int *ret) int retval; brcmf_dbg(INFO, "addr:0x%08x\n", addr); + sdio_claim_host(sdiodev->func[1]); retval = brcmf_sdio_regrw_helper(sdiodev, addr, &data, false); + sdio_release_host(sdiodev->func[1]); brcmf_dbg(INFO, "data:0x%02x\n", data); if (ret) @@ -264,7 +266,9 @@ u32 brcmf_sdio_regrl(struct brcmf_sdio_dev *sdiodev, u32 addr, int *ret) int retval; brcmf_dbg(INFO, "addr:0x%08x\n", addr); + sdio_claim_host(sdiodev->func[1]); retval = brcmf_sdio_regrw_helper(sdiodev, addr, &data, false); + sdio_release_host(sdiodev->func[1]); brcmf_dbg(INFO, "data:0x%08x\n", data); if (ret) @@ -279,7 +283,9 @@ void brcmf_sdio_regwb(struct brcmf_sdio_dev *sdiodev, u32 addr, int retval; brcmf_dbg(INFO, "addr:0x%08x, data:0x%02x\n", addr, data); + sdio_claim_host(sdiodev->func[1]); retval = brcmf_sdio_regrw_helper(sdiodev, addr, &data, true); + sdio_release_host(sdiodev->func[1]); if (ret) *ret = retval; @@ -291,7 +297,9 @@ void brcmf_sdio_regwl(struct brcmf_sdio_dev *sdiodev, u32 addr, int retval; brcmf_dbg(INFO, "addr:0x%08x, data:0x%08x\n", addr, data); + sdio_claim_host(sdiodev->func[1]); retval = brcmf_sdio_regrw_helper(sdiodev, addr, &data, true); + sdio_release_host(sdiodev->func[1]); if (ret) *ret = retval; @@ -356,15 +364,20 @@ brcmf_sdcard_recv_pkt(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn, brcmf_dbg(INFO, "fun = %d, addr = 0x%x, size = %d\n", fn, addr, pkt->len); + sdio_claim_host(sdiodev->func[1]); + width = (flags & SDIO_REQ_4BYTE) ? 4 : 2; err = brcmf_sdcard_recv_prepare(sdiodev, fn, flags, width, &addr); if (err) - return err; + goto done; incr_fix = (flags & SDIO_REQ_FIXED) ? SDIOH_DATA_FIX : SDIOH_DATA_INC; err = brcmf_sdioh_request_buffer(sdiodev, incr_fix, SDIOH_READ, fn, addr, pkt); +done: + sdio_release_host(sdiodev->func[1]); + return err; } @@ -378,15 +391,20 @@ int brcmf_sdcard_recv_chain(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn, brcmf_dbg(INFO, "fun = %d, addr = 0x%x, size = %d\n", fn, addr, pktq->qlen); + sdio_claim_host(sdiodev->func[1]); + width = (flags & SDIO_REQ_4BYTE) ? 4 : 2; err = brcmf_sdcard_recv_prepare(sdiodev, fn, flags, width, &addr); if (err) - return err; + goto done; incr_fix = (flags & SDIO_REQ_FIXED) ? SDIOH_DATA_FIX : SDIOH_DATA_INC; err = brcmf_sdioh_request_chain(sdiodev, incr_fix, SDIOH_READ, fn, addr, pktq); +done: + sdio_release_host(sdiodev->func[1]); + return err; } @@ -428,10 +446,12 @@ brcmf_sdcard_send_pkt(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn, if (flags & SDIO_REQ_ASYNC) return -ENOTSUPP; + sdio_claim_host(sdiodev->func[1]); + if (bar0 != sdiodev->sbwad) { err = brcmf_sdcard_set_sbaddr_window(sdiodev, bar0); if (err) - return err; + goto done; sdiodev->sbwad = bar0; } @@ -443,8 +463,13 @@ brcmf_sdcard_send_pkt(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn, if (width == 4) addr |= SBSDIO_SB_ACCESS_2_4B_FLAG; - return brcmf_sdioh_request_buffer(sdiodev, incr_fix, SDIOH_WRITE, fn, - addr, pkt); + err = brcmf_sdioh_request_buffer(sdiodev, incr_fix, SDIOH_WRITE, fn, + addr, pkt); + +done: + sdio_release_host(sdiodev->func[1]); + + return err; } int brcmf_sdcard_rwdata(struct brcmf_sdio_dev *sdiodev, uint rw, u32 addr, @@ -485,8 +510,10 @@ int brcmf_sdcard_abort(struct brcmf_sdio_dev *sdiodev, uint fn) brcmf_dbg(TRACE, "Enter\n"); /* issue abort cmd52 command through F0 */ + sdio_claim_host(sdiodev->func[1]); brcmf_sdioh_request_byte(sdiodev, SDIOH_WRITE, SDIO_FUNC_0, SDIO_CCCR_ABORT, &t_func); + sdio_release_host(sdiodev->func[1]); brcmf_dbg(TRACE, "Exit\n"); return 0; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c index 7c4ee72f9d56..c3247d5b3c22 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c @@ -42,6 +42,7 @@ #define DMA_ALIGN_MASK 0x03 +#define SDIO_DEVICE_ID_BROADCOM_43241 0x4324 #define SDIO_DEVICE_ID_BROADCOM_4329 0x4329 #define SDIO_DEVICE_ID_BROADCOM_4330 0x4330 #define SDIO_DEVICE_ID_BROADCOM_4334 0x4334 @@ -51,6 +52,7 @@ /* devices we support, null terminated */ static const struct sdio_device_id brcmf_sdmmc_ids[] = { + {SDIO_DEVICE(SDIO_VENDOR_ID_BROADCOM, SDIO_DEVICE_ID_BROADCOM_43241)}, {SDIO_DEVICE(SDIO_VENDOR_ID_BROADCOM, SDIO_DEVICE_ID_BROADCOM_4329)}, {SDIO_DEVICE(SDIO_VENDOR_ID_BROADCOM, SDIO_DEVICE_ID_BROADCOM_4330)}, {SDIO_DEVICE(SDIO_VENDOR_ID_BROADCOM, SDIO_DEVICE_ID_BROADCOM_4334)}, @@ -101,7 +103,6 @@ static inline int brcmf_sdioh_f0_write_byte(struct brcmf_sdio_dev *sdiodev, if (regaddr == SDIO_CCCR_IOEx) { sdfunc = sdiodev->func[2]; if (sdfunc) { - sdio_claim_host(sdfunc); if (*byte & SDIO_FUNC_ENABLE_2) { /* Enable Function 2 */ err_ret = sdio_enable_func(sdfunc); @@ -117,7 +118,6 @@ static inline int brcmf_sdioh_f0_write_byte(struct brcmf_sdio_dev *sdiodev, "Disable F2 failed:%d\n", err_ret); } - sdio_release_host(sdfunc); } } else if ((regaddr == SDIO_CCCR_ABORT) || (regaddr == SDIO_CCCR_IENx)) { @@ -126,17 +126,13 @@ static inline int brcmf_sdioh_f0_write_byte(struct brcmf_sdio_dev *sdiodev, if (!sdfunc) return -ENOMEM; sdfunc->num = 0; - sdio_claim_host(sdfunc); sdio_writeb(sdfunc, *byte, regaddr, &err_ret); - sdio_release_host(sdfunc); kfree(sdfunc); } else if (regaddr < 0xF0) { brcmf_dbg(ERROR, "F0 Wr:0x%02x: write disallowed\n", regaddr); err_ret = -EPERM; } else { - sdio_claim_host(sdfunc); sdio_f0_writeb(sdfunc, *byte, regaddr, &err_ret); - sdio_release_host(sdfunc); } return err_ret; @@ -157,7 +153,6 @@ int brcmf_sdioh_request_byte(struct brcmf_sdio_dev *sdiodev, uint rw, uint func, /* handle F0 separately */ err_ret = brcmf_sdioh_f0_write_byte(sdiodev, regaddr, byte); } else { - sdio_claim_host(sdiodev->func[func]); if (rw) /* CMD52 Write */ sdio_writeb(sdiodev->func[func], *byte, regaddr, &err_ret); @@ -168,7 +163,6 @@ int brcmf_sdioh_request_byte(struct brcmf_sdio_dev *sdiodev, uint rw, uint func, *byte = sdio_readb(sdiodev->func[func], regaddr, &err_ret); } - sdio_release_host(sdiodev->func[func]); } if (err_ret) @@ -195,8 +189,6 @@ int brcmf_sdioh_request_word(struct brcmf_sdio_dev *sdiodev, brcmf_pm_resume_wait(sdiodev, &sdiodev->request_word_wait); if (brcmf_pm_resume_error(sdiodev)) return -EIO; - /* Claim host controller */ - sdio_claim_host(sdiodev->func[func]); if (rw) { /* CMD52 Write */ if (nbytes == 4) @@ -217,9 +209,6 @@ int brcmf_sdioh_request_word(struct brcmf_sdio_dev *sdiodev, brcmf_dbg(ERROR, "Invalid nbytes: %d\n", nbytes); } - /* Release host controller */ - sdio_release_host(sdiodev->func[func]); - if (err_ret) brcmf_dbg(ERROR, "Failed to %s word, Err: 0x%08x\n", rw ? "write" : "read", err_ret); @@ -273,9 +262,6 @@ brcmf_sdioh_request_chain(struct brcmf_sdio_dev *sdiodev, uint fix_inc, if (brcmf_pm_resume_error(sdiodev)) return -EIO; - /* Claim host controller */ - sdio_claim_host(sdiodev->func[func]); - skb_queue_walk(pktq, pkt) { uint pkt_len = pkt->len; pkt_len += 3; @@ -298,9 +284,6 @@ brcmf_sdioh_request_chain(struct brcmf_sdio_dev *sdiodev, uint fix_inc, SGCount++; } - /* Release host controller */ - sdio_release_host(sdiodev->func[func]); - brcmf_dbg(TRACE, "Exit\n"); return err_ret; } @@ -326,9 +309,6 @@ int brcmf_sdioh_request_buffer(struct brcmf_sdio_dev *sdiodev, if (brcmf_pm_resume_error(sdiodev)) return -EIO; - /* Claim host controller */ - sdio_claim_host(sdiodev->func[func]); - pkt_len += 3; pkt_len &= (uint)~3; @@ -342,9 +322,6 @@ int brcmf_sdioh_request_buffer(struct brcmf_sdio_dev *sdiodev, write ? "TX" : "RX", pkt, addr, pkt_len); } - /* Release host controller */ - sdio_release_host(sdiodev->func[func]); - return status; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index a11fe54f5950..17e7ae73e008 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -27,6 +27,7 @@ * IO codes that are interpreted by dongle firmware ******************************************************************************/ #define BRCMF_C_UP 2 +#define BRCMF_C_DOWN 3 #define BRCMF_C_SET_PROMISC 10 #define BRCMF_C_GET_RATE 12 #define BRCMF_C_GET_INFRA 19 @@ -50,7 +51,10 @@ #define BRCMF_C_REASSOC 53 #define BRCMF_C_SET_ROAM_TRIGGER 55 #define BRCMF_C_SET_ROAM_DELTA 57 +#define BRCMF_C_GET_BCNPRD 75 +#define BRCMF_C_SET_BCNPRD 76 #define BRCMF_C_GET_DTIMPRD 77 +#define BRCMF_C_SET_DTIMPRD 78 #define BRCMF_C_SET_COUNTRY 84 #define BRCMF_C_GET_PM 85 #define BRCMF_C_SET_PM 86 @@ -130,6 +134,13 @@ #define BRCMF_EVENT_MSG_FLUSHTXQ 0x02 #define BRCMF_EVENT_MSG_GROUP 0x04 +#define BRCMF_ESCAN_REQ_VERSION 1 + +#define WLC_BSS_RSSI_ON_CHANNEL 0x0002 + +#define BRCMF_MAXRATES_IN_SET 16 /* max # of rates in rateset */ +#define BRCMF_STA_ASSOC 0x10 /* Associated */ + struct brcmf_event_msg { __be16 version; __be16 flags; @@ -140,6 +151,8 @@ struct brcmf_event_msg { __be32 datalen; u8 addr[ETH_ALEN]; char ifname[IFNAMSIZ]; + u8 ifidx; + u8 bsscfgidx; } __packed; struct brcm_ethhdr { @@ -454,6 +467,24 @@ struct brcmf_scan_results_le { __le32 count; }; +struct brcmf_escan_params_le { + __le32 version; + __le16 action; + __le16 sync_id; + struct brcmf_scan_params_le params_le; +}; + +struct brcmf_escan_result_le { + __le32 buflen; + __le32 version; + __le16 sync_id; + __le16 bss_count; + struct brcmf_bss_info_le bss_info_le; +}; + +#define WL_ESCAN_RESULTS_FIXED_SIZE (sizeof(struct brcmf_escan_result_le) - \ + sizeof(struct brcmf_bss_info_le)) + /* used for association with a specific BSSID and chanspec list */ struct brcmf_assoc_params_le { /* 00:00:00:00:00:00: broadcast scan */ @@ -542,6 +573,28 @@ struct brcmf_channel_info_le { __le32 scan_channel; }; +struct brcmf_sta_info_le { + __le16 ver; /* version of this struct */ + __le16 len; /* length in bytes of this structure */ + __le16 cap; /* sta's advertised capabilities */ + __le32 flags; /* flags defined below */ + __le32 idle; /* time since data pkt rx'd from sta */ + u8 ea[ETH_ALEN]; /* Station address */ + __le32 count; /* # rates in this set */ + u8 rates[BRCMF_MAXRATES_IN_SET]; /* rates in 500kbps units */ + /* w/hi bit set if basic */ + __le32 in; /* seconds elapsed since associated */ + __le32 listen_interval_inms; /* Min Listen interval in ms for STA */ + __le32 tx_pkts; /* # of packets transmitted */ + __le32 tx_failures; /* # of packets failed */ + __le32 rx_ucast_pkts; /* # of unicast packets received */ + __le32 rx_mcast_pkts; /* # of multicast packets received */ + __le32 tx_rate; /* Rate of last successful tx frame */ + __le32 rx_rate; /* Rate of last successful rx frame */ + __le32 rx_decrypt_succeeds; /* # of packet decrypted successfully */ + __le32 rx_decrypt_failures; /* # of packet decrypted failed */ +}; + /* Bus independent dongle command */ struct brcmf_dcmd { uint cmd; /* common dongle cmd definition */ @@ -561,7 +614,7 @@ struct brcmf_pub { /* Linkage ponters */ struct brcmf_bus *bus_if; struct brcmf_proto *prot; - struct brcmf_cfg80211_dev *config; + struct brcmf_cfg80211_info *config; struct device *dev; /* fullmac dongle device pointer */ /* Internal brcmf items */ @@ -634,10 +687,13 @@ extern const struct bcmevent_name bcmevent_names[]; extern uint brcmf_c_mkiovar(char *name, char *data, uint datalen, char *buf, uint len); +extern uint brcmf_c_mkiovar_bsscfg(char *name, char *data, uint datalen, + char *buf, uint buflen, s32 bssidx); extern int brcmf_netdev_wait_pend8021x(struct net_device *ndev); extern s32 brcmf_exec_dcmd(struct net_device *dev, u32 cmd, void *arg, u32 len); +extern int brcmf_netlink_dcmd(struct net_device *ndev, struct brcmf_dcmd *dcmd); /* Return pointer to interface name */ extern char *brcmf_ifname(struct brcmf_pub *drvr, int idx); @@ -657,10 +713,6 @@ extern int brcmf_c_host_event(struct brcmf_pub *drvr, int *idx, extern void brcmf_del_if(struct brcmf_pub *drvr, int ifidx); -/* Send packet to dongle via data channel */ -extern int brcmf_sendpkt(struct brcmf_pub *drvr, int ifidx,\ - struct sk_buff *pkt); - extern void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg); extern void brcmf_c_pktfilter_offload_enable(struct brcmf_pub *drvr, char *arg, int enable, int master_mode); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h index 537f499cc5d2..9b8ee19ea55d 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h @@ -103,7 +103,7 @@ extern int brcmf_attach(uint bus_hdrlen, struct device *dev); extern void brcmf_detach(struct device *dev); /* Indication from bus module to change flow-control state */ -extern void brcmf_txflowcontrol(struct device *dev, int ifidx, bool on); +extern void brcmf_txflowblock(struct device *dev, bool state); /* Notify tx completion */ extern void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c index 6f70953f0bad..15c5db5752d1 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c @@ -80,12 +80,60 @@ brcmf_c_mkiovar(char *name, char *data, uint datalen, char *buf, uint buflen) strncpy(buf, name, buflen); /* append data onto the end of the name string */ - memcpy(&buf[len], data, datalen); - len += datalen; + if (data && datalen) { + memcpy(&buf[len], data, datalen); + len += datalen; + } 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) { @@ -205,7 +253,8 @@ brcmf_c_show_host_event(struct brcmf_event_msg *event, void *event_data) BRCMF_E_ACTION_FRAME_COMPLETE, "ACTION FRAME TX COMPLETE"}, { BRCMF_E_IF, "IF"}, { BRCMF_E_RSSI, "RSSI"}, { - BRCMF_E_PFN_SCAN_COMPLETE, "SCAN_COMPLETE"} + BRCMF_E_PFN_SCAN_COMPLETE, "SCAN_COMPLETE"}, { + BRCMF_E_ESCAN_RESULT, "ESCAN_RESULT"} }; uint event_type, flags, auth_type, datalen; static u32 seqnum_prev; @@ -350,6 +399,11 @@ brcmf_c_show_host_event(struct brcmf_event_msg *event, void *event_data) brcmf_dbg(EVENT, "MACEVENT: %s\n", event_name); break; + case BRCMF_E_ESCAN_RESULT: + brcmf_dbg(EVENT, "MACEVENT: %s\n", event_name); + datalen = 0; + break; + case BRCMF_E_PFN_NET_FOUND: case BRCMF_E_PFN_NET_LOST: case BRCMF_E_PFN_SCAN_COMPLETE: @@ -425,13 +479,7 @@ brcmf_c_show_host_event(struct brcmf_event_msg *event, void *event_data) } /* show any appended data */ - if (datalen) { - buf = (unsigned char *) event_data; - brcmf_dbg(EVENT, " data (%d) : ", datalen); - for (i = 0; i < datalen; i++) - brcmf_dbg(EVENT, " 0x%02x ", *buf++); - brcmf_dbg(EVENT, "\n"); - } + brcmf_dbg_hex_dump(datalen, event_data, datalen, "Received data"); } #endif /* DEBUG */ @@ -522,8 +570,9 @@ brcmf_c_host_event(struct brcmf_pub *drvr, int *ifidx, void *pktdata, } #ifdef DEBUG - brcmf_c_show_host_event(event, event_data); -#endif /* DEBUG */ + if (BRCMF_EVENT_ON()) + brcmf_c_show_host_event(event, event_data); +#endif /* DEBUG */ return 0; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h index b784920532d3..fb508c2256dd 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h @@ -55,6 +55,7 @@ do { \ #define BRCMF_HDRS_ON() (brcmf_msg_level & BRCMF_HDRS_VAL) #define BRCMF_BYTES_ON() (brcmf_msg_level & BRCMF_BYTES_VAL) #define BRCMF_GLOM_ON() (brcmf_msg_level & BRCMF_GLOM_VAL) +#define BRCMF_EVENT_ON() (brcmf_msg_level & BRCMF_EVENT_VAL) #else /* (defined DEBUG) || (defined DEBUG) */ @@ -65,6 +66,7 @@ do { \ #define BRCMF_HDRS_ON() 0 #define BRCMF_BYTES_ON() 0 #define BRCMF_GLOM_ON() 0 +#define BRCMF_EVENT_ON() 0 #endif /* defined(DEBUG) */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index 9ab24528f9b9..d7c76ce9d8cb 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -272,30 +272,6 @@ static void brcmf_netdev_set_multicast_list(struct net_device *ndev) schedule_work(&drvr->multicast_work); } -int brcmf_sendpkt(struct brcmf_pub *drvr, int ifidx, struct sk_buff *pktbuf) -{ - /* Reject if down */ - if (!drvr->bus_if->drvr_up || (drvr->bus_if->state == BRCMF_BUS_DOWN)) - return -ENODEV; - - /* Update multicast statistic */ - if (pktbuf->len >= ETH_ALEN) { - u8 *pktdata = (u8 *) (pktbuf->data); - struct ethhdr *eh = (struct ethhdr *)pktdata; - - if (is_multicast_ether_addr(eh->h_dest)) - drvr->tx_multicast++; - if (ntohs(eh->h_proto) == ETH_P_PAE) - atomic_inc(&drvr->pend_8021x_cnt); - } - - /* If the protocol uses a data header, apply it */ - brcmf_proto_hdrpush(drvr, ifidx, pktbuf); - - /* Use bus module to send data frame */ - return drvr->bus_if->brcmf_bus_txdata(drvr->dev, pktbuf); -} - static int brcmf_netdev_start_xmit(struct sk_buff *skb, struct net_device *ndev) { int ret; @@ -338,7 +314,22 @@ static int brcmf_netdev_start_xmit(struct sk_buff *skb, struct net_device *ndev) } } - ret = brcmf_sendpkt(drvr, ifp->idx, skb); + /* Update multicast statistic */ + if (skb->len >= ETH_ALEN) { + u8 *pktdata = (u8 *)(skb->data); + struct ethhdr *eh = (struct ethhdr *)pktdata; + + if (is_multicast_ether_addr(eh->h_dest)) + drvr->tx_multicast++; + if (ntohs(eh->h_proto) == ETH_P_PAE) + atomic_inc(&drvr->pend_8021x_cnt); + } + + /* If the protocol uses a data header, apply it */ + brcmf_proto_hdrpush(drvr, ifp->idx, skb); + + /* Use bus module to send data frame */ + ret = drvr->bus_if->brcmf_bus_txdata(drvr->dev, skb); done: if (ret) @@ -350,19 +341,23 @@ done: return 0; } -void brcmf_txflowcontrol(struct device *dev, int ifidx, bool state) +void brcmf_txflowblock(struct device *dev, bool state) { struct net_device *ndev; struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_pub *drvr = bus_if->drvr; + int i; brcmf_dbg(TRACE, "Enter\n"); - ndev = drvr->iflist[ifidx]->ndev; - if (state == ON) - netif_stop_queue(ndev); - else - netif_wake_queue(ndev); + for (i = 0; i < BRCMF_MAX_IFS; i++) + if (drvr->iflist[i]) { + ndev = drvr->iflist[i]->ndev; + if (state) + netif_stop_queue(ndev); + else + netif_wake_queue(ndev); + } } static int brcmf_host_event(struct brcmf_pub *drvr, int *ifidx, @@ -775,6 +770,14 @@ done: return err; } +int brcmf_netlink_dcmd(struct net_device *ndev, struct brcmf_dcmd *dcmd) +{ + brcmf_dbg(TRACE, "enter: cmd %x buf %p len %d\n", + dcmd->cmd, dcmd->buf, dcmd->len); + + return brcmf_exec_dcmd(ndev, dcmd->cmd, dcmd->buf, dcmd->len); +} + static int brcmf_netdev_stop(struct net_device *ndev) { struct brcmf_if *ifp = netdev_priv(ndev); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index 472f2ef5c652..3564686add9a 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -482,6 +482,15 @@ struct sdpcm_shared_le { __le32 brpt_addr; }; +/* SDIO read frame info */ +struct brcmf_sdio_read { + u8 seq_num; + u8 channel; + u16 len; + u16 len_left; + u16 len_nxtfrm; + u8 dat_offset; +}; /* misc chip info needed by some of the routines */ /* Private data for SDIO bus interaction */ @@ -494,9 +503,8 @@ struct brcmf_sdio { u32 ramsize; /* Size of RAM in SOCRAM (bytes) */ u32 hostintmask; /* Copy of Host Interrupt Mask */ - u32 intstatus; /* Intstatus bits (events) pending */ - bool dpc_sched; /* Indicates DPC schedule (intrpt rcvd) */ - bool fcstate; /* State of dongle flow-control */ + atomic_t intstatus; /* Intstatus bits (events) pending */ + atomic_t fcstate; /* State of dongle flow-control */ uint blocksize; /* Block size of SDIO transfers */ uint roundup; /* Max roundup limit */ @@ -508,9 +516,11 @@ struct brcmf_sdio { u8 hdrbuf[MAX_HDR_READ + BRCMF_SDALIGN]; u8 *rxhdr; /* Header of current rx frame (in hdrbuf) */ - u16 nextlen; /* Next Read Len from last header */ u8 rx_seq; /* Receive sequence number (expected) */ + struct brcmf_sdio_read cur_read; + /* info of current read frame */ bool rxskip; /* Skip receive (awaiting NAK ACK) */ + bool rxpending; /* Data frame pending in dongle */ uint rxbound; /* Rx frames to read before resched */ uint txbound; /* Tx frames to send before resched */ @@ -531,7 +541,7 @@ struct brcmf_sdio { bool intr; /* Use interrupts */ bool poll; /* Use polling */ - bool ipend; /* Device interrupt is pending */ + atomic_t ipend; /* Device interrupt is pending */ uint spurious; /* Count of spurious interrupts */ uint pollrate; /* Ticks between device polls */ uint polltick; /* Tick counter */ @@ -549,12 +559,9 @@ struct brcmf_sdio { s32 idleclock; /* How to set bus driver when idle */ s32 sd_rxchain; bool use_rxchain; /* If brcmf should use PKT chains */ - bool sleeping; /* Is SDIO bus sleeping? */ bool rxflow_mode; /* Rx flow control mode */ bool rxflow; /* Is rx flow control on */ bool alp_only; /* Don't use HT clock (ALP only) */ -/* Field to decide if rx of control frames happen in rxbuf or lb-pool */ - bool usebufpool; u8 *ctrl_frame_buf; u32 ctrl_frame_len; @@ -570,8 +577,8 @@ struct brcmf_sdio { bool wd_timer_valid; uint save_ms; - struct task_struct *dpc_tsk; - struct completion dpc_wait; + struct workqueue_struct *brcmf_wq; + struct work_struct datawork; struct list_head dpc_tsklst; spinlock_t dpc_tl_lock; @@ -657,15 +664,6 @@ w_sdreg32(struct brcmf_sdio *bus, u32 regval, u32 reg_offset) #define HOSTINTMASK (I_HMB_SW_MASK | I_CHIPACTIVE) -/* Packet free applicable unconditionally for sdio and sdspi. - * Conditional if bufpool was present for gspi bus. - */ -static void brcmf_sdbrcm_pktfree2(struct brcmf_sdio *bus, struct sk_buff *pkt) -{ - if (bus->usebufpool) - brcmu_pkt_buf_free_skb(pkt); -} - /* Turn backplane clock on or off */ static int brcmf_sdbrcm_htclk(struct brcmf_sdio *bus, bool on, bool pendok) { @@ -853,81 +851,6 @@ static int brcmf_sdbrcm_clkctl(struct brcmf_sdio *bus, uint target, bool pendok) return 0; } -static int brcmf_sdbrcm_bussleep(struct brcmf_sdio *bus, bool sleep) -{ - int ret; - - brcmf_dbg(INFO, "request %s (currently %s)\n", - sleep ? "SLEEP" : "WAKE", - bus->sleeping ? "SLEEP" : "WAKE"); - - /* Done if we're already in the requested state */ - if (sleep == bus->sleeping) - return 0; - - /* Going to sleep: set the alarm and turn off the lights... */ - if (sleep) { - /* Don't sleep if something is pending */ - if (bus->dpc_sched || bus->rxskip || pktq_len(&bus->txq)) - return -EBUSY; - - /* Make sure the controller has the bus up */ - brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false); - - /* Tell device to start using OOB wakeup */ - ret = w_sdreg32(bus, SMB_USE_OOB, - offsetof(struct sdpcmd_regs, tosbmailbox)); - if (ret != 0) - brcmf_dbg(ERROR, "CANNOT SIGNAL CHIP, WILL NOT WAKE UP!!\n"); - - /* Turn off our contribution to the HT clock request */ - brcmf_sdbrcm_clkctl(bus, CLK_SDONLY, false); - - brcmf_sdio_regwb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, - SBSDIO_FORCE_HW_CLKREQ_OFF, NULL); - - /* Isolate the bus */ - brcmf_sdio_regwb(bus->sdiodev, SBSDIO_DEVICE_CTL, - SBSDIO_DEVCTL_PADS_ISO, NULL); - - /* Change state */ - bus->sleeping = true; - - } else { - /* Waking up: bus power up is ok, set local state */ - - brcmf_sdio_regwb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, - 0, NULL); - - /* Make sure the controller has the bus up */ - brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false); - - /* Send misc interrupt to indicate OOB not needed */ - ret = w_sdreg32(bus, 0, - offsetof(struct sdpcmd_regs, tosbmailboxdata)); - if (ret == 0) - ret = w_sdreg32(bus, SMB_DEV_INT, - offsetof(struct sdpcmd_regs, tosbmailbox)); - - if (ret != 0) - brcmf_dbg(ERROR, "CANNOT SIGNAL CHIP TO CLEAR OOB!!\n"); - - /* Make sure we have SD bus access */ - brcmf_sdbrcm_clkctl(bus, CLK_SDONLY, false); - - /* Change state */ - bus->sleeping = false; - } - - return 0; -} - -static void bus_wake(struct brcmf_sdio *bus) -{ - if (bus->sleeping) - brcmf_sdbrcm_bussleep(bus, false); -} - static u32 brcmf_sdbrcm_hostmail(struct brcmf_sdio *bus) { u32 intstatus = 0; @@ -1056,7 +979,7 @@ static void brcmf_sdbrcm_rxfail(struct brcmf_sdio *bus, bool abort, bool rtx) } /* Clear partial in any case */ - bus->nextlen = 0; + bus->cur_read.len = 0; /* If we can't reach the device, signal failure */ if (err) @@ -1108,6 +1031,96 @@ static void brcmf_sdbrcm_free_glom(struct brcmf_sdio *bus) } } +static bool brcmf_sdio_hdparser(struct brcmf_sdio *bus, u8 *header, + struct brcmf_sdio_read *rd) +{ + u16 len, checksum; + u8 rx_seq, fc, tx_seq_max; + + /* + * 4 bytes hardware header (frame tag) + * Byte 0~1: Frame length + * Byte 2~3: Checksum, bit-wise inverse of frame length + */ + len = get_unaligned_le16(header); + checksum = get_unaligned_le16(header + sizeof(u16)); + /* All zero means no more to read */ + if (!(len | checksum)) { + bus->rxpending = false; + return false; + } + if ((u16)(~(len ^ checksum))) { + brcmf_dbg(ERROR, "HW header checksum error\n"); + bus->sdcnt.rx_badhdr++; + brcmf_sdbrcm_rxfail(bus, false, false); + return false; + } + if (len < SDPCM_HDRLEN) { + brcmf_dbg(ERROR, "HW header length error\n"); + return false; + } + rd->len = len; + + /* + * 8 bytes hardware header + * Byte 0: Rx sequence number + * Byte 1: 4 MSB Channel number, 4 LSB arbitrary flag + * Byte 2: Length of next data frame + * Byte 3: Data offset + * Byte 4: Flow control bits + * Byte 5: Maximum Sequence number allow for Tx + * Byte 6~7: Reserved + */ + rx_seq = SDPCM_PACKET_SEQUENCE(&header[SDPCM_FRAMETAG_LEN]); + rd->channel = SDPCM_PACKET_CHANNEL(&header[SDPCM_FRAMETAG_LEN]); + if (len > MAX_RX_DATASZ && rd->channel != SDPCM_CONTROL_CHANNEL) { + brcmf_dbg(ERROR, "HW header length too long\n"); + bus->sdiodev->bus_if->dstats.rx_errors++; + bus->sdcnt.rx_toolong++; + brcmf_sdbrcm_rxfail(bus, false, false); + rd->len = 0; + return false; + } + rd->dat_offset = SDPCM_DOFFSET_VALUE(&header[SDPCM_FRAMETAG_LEN]); + if (rd->dat_offset < SDPCM_HDRLEN || rd->dat_offset > rd->len) { + brcmf_dbg(ERROR, "seq %d: bad data offset\n", rx_seq); + bus->sdcnt.rx_badhdr++; + brcmf_sdbrcm_rxfail(bus, false, false); + rd->len = 0; + return false; + } + if (rd->seq_num != rx_seq) { + brcmf_dbg(ERROR, "seq %d: sequence number error, expect %d\n", + rx_seq, rd->seq_num); + bus->sdcnt.rx_badseq++; + rd->seq_num = rx_seq; + } + rd->len_nxtfrm = header[SDPCM_FRAMETAG_LEN + SDPCM_NEXTLEN_OFFSET]; + if (rd->len_nxtfrm << 4 > MAX_RX_DATASZ) { + /* only warm for NON glom packet */ + if (rd->channel != SDPCM_GLOM_CHANNEL) + brcmf_dbg(ERROR, "seq %d: next length error\n", rx_seq); + rd->len_nxtfrm = 0; + } + fc = SDPCM_FCMASK_VALUE(&header[SDPCM_FRAMETAG_LEN]); + if (bus->flowcontrol != fc) { + if (~bus->flowcontrol & fc) + bus->sdcnt.fc_xoff++; + if (bus->flowcontrol & ~fc) + bus->sdcnt.fc_xon++; + bus->sdcnt.fc_rcvd++; + bus->flowcontrol = fc; + } + tx_seq_max = SDPCM_WINDOW_VALUE(&header[SDPCM_FRAMETAG_LEN]); + if ((u8)(tx_seq_max - bus->tx_seq) > 0x40) { + brcmf_dbg(ERROR, "seq %d: max tx seq number error\n", rx_seq); + tx_seq_max = bus->tx_seq + 2; + } + bus->tx_max = tx_seq_max; + + return true; +} + static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) { u16 dlen, totlen; @@ -1122,6 +1135,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) int ifidx = 0; bool usechain = bus->use_rxchain; + u16 next_len; /* If packets, issue read(s) and send up packet chain */ /* Return sequence numbers consumed? */ @@ -1185,10 +1199,10 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) if (pnext) { brcmf_dbg(GLOM, "allocated %d-byte packet chain for %d subframes\n", totlen, num); - if (BRCMF_GLOM_ON() && bus->nextlen && - totlen != bus->nextlen) { + if (BRCMF_GLOM_ON() && bus->cur_read.len && + totlen != bus->cur_read.len) { brcmf_dbg(GLOM, "glomdesc mismatch: nextlen %d glomdesc %d rxseq %d\n", - bus->nextlen, totlen, rxseq); + bus->cur_read.len, totlen, rxseq); } pfirst = pnext = NULL; } else { @@ -1199,7 +1213,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) /* Done with descriptor packet */ brcmu_pkt_buf_free_skb(bus->glomd); bus->glomd = NULL; - bus->nextlen = 0; + bus->cur_read.len = 0; } /* Ok -- either we just generated a packet chain, @@ -1272,12 +1286,13 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) chan = SDPCM_PACKET_CHANNEL(&dptr[SDPCM_FRAMETAG_LEN]); seq = SDPCM_PACKET_SEQUENCE(&dptr[SDPCM_FRAMETAG_LEN]); - bus->nextlen = dptr[SDPCM_FRAMETAG_LEN + SDPCM_NEXTLEN_OFFSET]; - if ((bus->nextlen << 4) > MAX_RX_DATASZ) { + next_len = dptr[SDPCM_FRAMETAG_LEN + SDPCM_NEXTLEN_OFFSET]; + if ((next_len << 4) > MAX_RX_DATASZ) { brcmf_dbg(INFO, "nextlen too large (%d) seq %d\n", - bus->nextlen, seq); - bus->nextlen = 0; + next_len, seq); + next_len = 0; } + bus->cur_read.len = next_len << 4; doff = SDPCM_DOFFSET_VALUE(&dptr[SDPCM_FRAMETAG_LEN]); txmax = SDPCM_WINDOW_VALUE(&dptr[SDPCM_FRAMETAG_LEN]); @@ -1378,7 +1393,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) bus->sdcnt.rxglomfail++; brcmf_sdbrcm_free_glom(bus); } - bus->nextlen = 0; + bus->cur_read.len = 0; return 0; } @@ -1573,422 +1588,166 @@ static void brcmf_pad(struct brcmf_sdio *bus, u16 *pad, u16 *rdlen) } } -static void -brcmf_alloc_pkt_and_read(struct brcmf_sdio *bus, u16 rdlen, - struct sk_buff **pkt, u8 **rxbuf) +static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) { - int sdret; /* Return code from calls */ - - *pkt = brcmu_pkt_buf_get_skb(rdlen + BRCMF_SDALIGN); - if (*pkt == NULL) - return; - - pkt_align(*pkt, rdlen, BRCMF_SDALIGN); - *rxbuf = (u8 *) ((*pkt)->data); - /* Read the entire frame */ - sdret = brcmf_sdcard_recv_pkt(bus->sdiodev, bus->sdiodev->sbwad, - SDIO_FUNC_2, F2SYNC, *pkt); - bus->sdcnt.f2rxdata++; - - if (sdret < 0) { - brcmf_dbg(ERROR, "(nextlen): read %d bytes failed: %d\n", - rdlen, sdret); - brcmu_pkt_buf_free_skb(*pkt); - bus->sdiodev->bus_if->dstats.rx_errors++; - /* Force retry w/normal header read. - * Don't attempt NAK for - * gSPI - */ - brcmf_sdbrcm_rxfail(bus, true, true); - *pkt = NULL; - } -} - -/* Checks the header */ -static int -brcmf_check_rxbuf(struct brcmf_sdio *bus, struct sk_buff *pkt, u8 *rxbuf, - u8 rxseq, u16 nextlen, u16 *len) -{ - u16 check; - bool len_consistent; /* Result of comparing readahead len and - len from hw-hdr */ - - memcpy(bus->rxhdr, rxbuf, SDPCM_HDRLEN); - - /* Extract hardware header fields */ - *len = get_unaligned_le16(bus->rxhdr); - check = get_unaligned_le16(bus->rxhdr + sizeof(u16)); - - /* All zeros means readahead info was bad */ - if (!(*len | check)) { - brcmf_dbg(INFO, "(nextlen): read zeros in HW header???\n"); - goto fail; - } - - /* Validate check bytes */ - if ((u16)~(*len ^ check)) { - brcmf_dbg(ERROR, "(nextlen): HW hdr error: nextlen/len/check 0x%04x/0x%04x/0x%04x\n", - nextlen, *len, check); - bus->sdcnt.rx_badhdr++; - brcmf_sdbrcm_rxfail(bus, false, false); - goto fail; - } - - /* Validate frame length */ - if (*len < SDPCM_HDRLEN) { - brcmf_dbg(ERROR, "(nextlen): HW hdr length invalid: %d\n", - *len); - goto fail; - } - - /* Check for consistency with readahead info */ - len_consistent = (nextlen != (roundup(*len, 16) >> 4)); - if (len_consistent) { - /* Mismatch, force retry w/normal - header (may be >4K) */ - brcmf_dbg(ERROR, "(nextlen): mismatch, nextlen %d len %d rnd %d; expected rxseq %d\n", - nextlen, *len, roundup(*len, 16), - rxseq); - brcmf_sdbrcm_rxfail(bus, true, true); - goto fail; - } - - return 0; - -fail: - brcmf_sdbrcm_pktfree2(bus, pkt); - return -EINVAL; -} - -/* Return true if there may be more frames to read */ -static uint -brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) -{ - u16 len, check; /* Extracted hardware header fields */ - u8 chan, seq, doff; /* Extracted software header fields */ - u8 fcbits; /* Extracted fcbits from software header */ - struct sk_buff *pkt; /* Packet for event or data frames */ u16 pad; /* Number of pad bytes to read */ - u16 rdlen; /* Total number of bytes to read */ - u8 rxseq; /* Next sequence number to expect */ uint rxleft = 0; /* Remaining number of frames allowed */ int sdret; /* Return code from calls */ - u8 txmax; /* Maximum tx sequence offered */ - u8 *rxbuf; int ifidx = 0; uint rxcount = 0; /* Total frames read */ + struct brcmf_sdio_read *rd = &bus->cur_read, rd_new; + u8 head_read = 0; brcmf_dbg(TRACE, "Enter\n"); /* Not finished unless we encounter no more frames indication */ - *finished = false; + bus->rxpending = true; - for (rxseq = bus->rx_seq, rxleft = maxframes; + for (rd->seq_num = bus->rx_seq, rxleft = maxframes; !bus->rxskip && rxleft && bus->sdiodev->bus_if->state != BRCMF_BUS_DOWN; - rxseq++, rxleft--) { + rd->seq_num++, rxleft--) { /* Handle glomming separately */ if (bus->glomd || !skb_queue_empty(&bus->glom)) { u8 cnt; brcmf_dbg(GLOM, "calling rxglom: glomd %p, glom %p\n", bus->glomd, skb_peek(&bus->glom)); - cnt = brcmf_sdbrcm_rxglom(bus, rxseq); + cnt = brcmf_sdbrcm_rxglom(bus, rd->seq_num); brcmf_dbg(GLOM, "rxglom returned %d\n", cnt); - rxseq += cnt - 1; + rd->seq_num += cnt - 1; rxleft = (rxleft > cnt) ? (rxleft - cnt) : 1; continue; } - /* Try doing single read if we can */ - if (bus->nextlen) { - u16 nextlen = bus->nextlen; - bus->nextlen = 0; - - rdlen = len = nextlen << 4; - brcmf_pad(bus, &pad, &rdlen); - - /* - * After the frame is received we have to - * distinguish whether it is data - * or non-data frame. - */ - brcmf_alloc_pkt_and_read(bus, rdlen, &pkt, &rxbuf); - if (pkt == NULL) { - /* Give up on data, request rtx of events */ - brcmf_dbg(ERROR, "(nextlen): brcmf_alloc_pkt_and_read failed: len %d rdlen %d expected rxseq %d\n", - len, rdlen, rxseq); - continue; - } - - if (brcmf_check_rxbuf(bus, pkt, rxbuf, rxseq, nextlen, - &len) < 0) + rd->len_left = rd->len; + /* read header first for unknow frame length */ + if (!rd->len) { + sdret = brcmf_sdcard_recv_buf(bus->sdiodev, + bus->sdiodev->sbwad, + SDIO_FUNC_2, F2SYNC, + bus->rxhdr, + BRCMF_FIRSTREAD); + bus->sdcnt.f2rxhdrs++; + if (sdret < 0) { + brcmf_dbg(ERROR, "RXHEADER FAILED: %d\n", + sdret); + bus->sdcnt.rx_hdrfail++; + brcmf_sdbrcm_rxfail(bus, true, true); continue; - - /* Extract software header fields */ - chan = SDPCM_PACKET_CHANNEL( - &bus->rxhdr[SDPCM_FRAMETAG_LEN]); - seq = SDPCM_PACKET_SEQUENCE( - &bus->rxhdr[SDPCM_FRAMETAG_LEN]); - doff = SDPCM_DOFFSET_VALUE( - &bus->rxhdr[SDPCM_FRAMETAG_LEN]); - txmax = SDPCM_WINDOW_VALUE( - &bus->rxhdr[SDPCM_FRAMETAG_LEN]); - - bus->nextlen = - bus->rxhdr[SDPCM_FRAMETAG_LEN + - SDPCM_NEXTLEN_OFFSET]; - if ((bus->nextlen << 4) > MAX_RX_DATASZ) { - brcmf_dbg(INFO, "(nextlen): got frame w/nextlen too large (%d), seq %d\n", - bus->nextlen, seq); - bus->nextlen = 0; } - bus->sdcnt.rx_readahead_cnt++; - - /* Handle Flow Control */ - fcbits = SDPCM_FCMASK_VALUE( - &bus->rxhdr[SDPCM_FRAMETAG_LEN]); - - if (bus->flowcontrol != fcbits) { - if (~bus->flowcontrol & fcbits) - bus->sdcnt.fc_xoff++; - - if (bus->flowcontrol & ~fcbits) - bus->sdcnt.fc_xon++; - - bus->sdcnt.fc_rcvd++; - bus->flowcontrol = fcbits; - } - - /* Check and update sequence number */ - if (rxseq != seq) { - brcmf_dbg(INFO, "(nextlen): rx_seq %d, expected %d\n", - seq, rxseq); - bus->sdcnt.rx_badseq++; - rxseq = seq; - } - - /* Check window for sanity */ - if ((u8) (txmax - bus->tx_seq) > 0x40) { - brcmf_dbg(ERROR, "got unlikely tx max %d with tx_seq %d\n", - txmax, bus->tx_seq); - txmax = bus->tx_seq + 2; - } - bus->tx_max = txmax; - - brcmf_dbg_hex_dump(BRCMF_BYTES_ON() && BRCMF_DATA_ON(), - rxbuf, len, "Rx Data:\n"); - brcmf_dbg_hex_dump(!(BRCMF_BYTES_ON() && - BRCMF_DATA_ON()) && - BRCMF_HDRS_ON(), + brcmf_dbg_hex_dump(BRCMF_BYTES_ON() || BRCMF_HDRS_ON(), bus->rxhdr, SDPCM_HDRLEN, "RxHdr:\n"); - if (chan == SDPCM_CONTROL_CHANNEL) { - brcmf_dbg(ERROR, "(nextlen): readahead on control packet %d?\n", - seq); - /* Force retry w/normal header read */ - bus->nextlen = 0; - brcmf_sdbrcm_rxfail(bus, false, true); - brcmf_sdbrcm_pktfree2(bus, pkt); - continue; + if (!brcmf_sdio_hdparser(bus, bus->rxhdr, rd)) { + if (!bus->rxpending) + break; + else + continue; } - /* Validate data offset */ - if ((doff < SDPCM_HDRLEN) || (doff > len)) { - brcmf_dbg(ERROR, "(nextlen): bad data offset %d: HW len %d min %d\n", - doff, len, SDPCM_HDRLEN); - brcmf_sdbrcm_rxfail(bus, false, false); - brcmf_sdbrcm_pktfree2(bus, pkt); + if (rd->channel == SDPCM_CONTROL_CHANNEL) { + brcmf_sdbrcm_read_control(bus, bus->rxhdr, + rd->len, + rd->dat_offset); + /* prepare the descriptor for the next read */ + rd->len = rd->len_nxtfrm << 4; + rd->len_nxtfrm = 0; + /* treat all packet as event if we don't know */ + rd->channel = SDPCM_EVENT_CHANNEL; continue; } - - /* All done with this one -- now deliver the packet */ - goto deliver; - } - - /* Read frame header (hardware and software) */ - sdret = brcmf_sdcard_recv_buf(bus->sdiodev, bus->sdiodev->sbwad, - SDIO_FUNC_2, F2SYNC, bus->rxhdr, - BRCMF_FIRSTREAD); - bus->sdcnt.f2rxhdrs++; - - if (sdret < 0) { - brcmf_dbg(ERROR, "RXHEADER FAILED: %d\n", sdret); - bus->sdcnt.rx_hdrfail++; - brcmf_sdbrcm_rxfail(bus, true, true); - continue; - } - brcmf_dbg_hex_dump(BRCMF_BYTES_ON() || BRCMF_HDRS_ON(), - bus->rxhdr, SDPCM_HDRLEN, "RxHdr:\n"); - - - /* Extract hardware header fields */ - len = get_unaligned_le16(bus->rxhdr); - check = get_unaligned_le16(bus->rxhdr + sizeof(u16)); - - /* All zeros means no more frames */ - if (!(len | check)) { - *finished = true; - break; - } - - /* Validate check bytes */ - if ((u16) ~(len ^ check)) { - brcmf_dbg(ERROR, "HW hdr err: len/check 0x%04x/0x%04x\n", - len, check); - bus->sdcnt.rx_badhdr++; - brcmf_sdbrcm_rxfail(bus, false, false); - continue; - } - - /* Validate frame length */ - if (len < SDPCM_HDRLEN) { - brcmf_dbg(ERROR, "HW hdr length invalid: %d\n", len); - continue; - } - - /* Extract software header fields */ - chan = SDPCM_PACKET_CHANNEL(&bus->rxhdr[SDPCM_FRAMETAG_LEN]); - seq = SDPCM_PACKET_SEQUENCE(&bus->rxhdr[SDPCM_FRAMETAG_LEN]); - doff = SDPCM_DOFFSET_VALUE(&bus->rxhdr[SDPCM_FRAMETAG_LEN]); - txmax = SDPCM_WINDOW_VALUE(&bus->rxhdr[SDPCM_FRAMETAG_LEN]); - - /* Validate data offset */ - if ((doff < SDPCM_HDRLEN) || (doff > len)) { - brcmf_dbg(ERROR, "Bad data offset %d: HW len %d, min %d seq %d\n", - doff, len, SDPCM_HDRLEN, seq); - bus->sdcnt.rx_badhdr++; - brcmf_sdbrcm_rxfail(bus, false, false); - continue; - } - - /* Save the readahead length if there is one */ - bus->nextlen = - bus->rxhdr[SDPCM_FRAMETAG_LEN + SDPCM_NEXTLEN_OFFSET]; - if ((bus->nextlen << 4) > MAX_RX_DATASZ) { - brcmf_dbg(INFO, "(nextlen): got frame w/nextlen too large (%d), seq %d\n", - bus->nextlen, seq); - bus->nextlen = 0; - } - - /* Handle Flow Control */ - fcbits = SDPCM_FCMASK_VALUE(&bus->rxhdr[SDPCM_FRAMETAG_LEN]); - - if (bus->flowcontrol != fcbits) { - if (~bus->flowcontrol & fcbits) - bus->sdcnt.fc_xoff++; - - if (bus->flowcontrol & ~fcbits) - bus->sdcnt.fc_xon++; - - bus->sdcnt.fc_rcvd++; - bus->flowcontrol = fcbits; - } - - /* Check and update sequence number */ - if (rxseq != seq) { - brcmf_dbg(INFO, "rx_seq %d, expected %d\n", seq, rxseq); - bus->sdcnt.rx_badseq++; - rxseq = seq; - } - - /* Check window for sanity */ - if ((u8) (txmax - bus->tx_seq) > 0x40) { - brcmf_dbg(ERROR, "unlikely tx max %d with tx_seq %d\n", - txmax, bus->tx_seq); - txmax = bus->tx_seq + 2; - } - bus->tx_max = txmax; - - /* Call a separate function for control frames */ - if (chan == SDPCM_CONTROL_CHANNEL) { - brcmf_sdbrcm_read_control(bus, bus->rxhdr, len, doff); - continue; - } - - /* precondition: chan is either SDPCM_DATA_CHANNEL, - SDPCM_EVENT_CHANNEL, SDPCM_TEST_CHANNEL or - SDPCM_GLOM_CHANNEL */ - - /* Length to read */ - rdlen = (len > BRCMF_FIRSTREAD) ? (len - BRCMF_FIRSTREAD) : 0; - - /* May pad read to blocksize for efficiency */ - if (bus->roundup && bus->blocksize && - (rdlen > bus->blocksize)) { - pad = bus->blocksize - (rdlen % bus->blocksize); - if ((pad <= bus->roundup) && (pad < bus->blocksize) && - ((rdlen + pad + BRCMF_FIRSTREAD) < MAX_RX_DATASZ)) - rdlen += pad; - } else if (rdlen % BRCMF_SDALIGN) { - rdlen += BRCMF_SDALIGN - (rdlen % BRCMF_SDALIGN); + rd->len_left = rd->len > BRCMF_FIRSTREAD ? + rd->len - BRCMF_FIRSTREAD : 0; + head_read = BRCMF_FIRSTREAD; } - /* Satisfy length-alignment requirements */ - if (rdlen & (ALIGNMENT - 1)) - rdlen = roundup(rdlen, ALIGNMENT); - - if ((rdlen + BRCMF_FIRSTREAD) > MAX_RX_DATASZ) { - /* Too long -- skip this frame */ - brcmf_dbg(ERROR, "too long: len %d rdlen %d\n", - len, rdlen); - bus->sdiodev->bus_if->dstats.rx_errors++; - bus->sdcnt.rx_toolong++; - brcmf_sdbrcm_rxfail(bus, false, false); - continue; - } + brcmf_pad(bus, &pad, &rd->len_left); - pkt = brcmu_pkt_buf_get_skb(rdlen + - BRCMF_FIRSTREAD + BRCMF_SDALIGN); + pkt = brcmu_pkt_buf_get_skb(rd->len_left + head_read + + BRCMF_SDALIGN); if (!pkt) { /* Give up on data, request rtx of events */ - brcmf_dbg(ERROR, "brcmu_pkt_buf_get_skb failed: rdlen %d chan %d\n", - rdlen, chan); + brcmf_dbg(ERROR, "brcmu_pkt_buf_get_skb failed\n"); bus->sdiodev->bus_if->dstats.rx_dropped++; - brcmf_sdbrcm_rxfail(bus, false, RETRYCHAN(chan)); + brcmf_sdbrcm_rxfail(bus, false, + RETRYCHAN(rd->channel)); continue; } + skb_pull(pkt, head_read); + pkt_align(pkt, rd->len_left, BRCMF_SDALIGN); - /* Leave room for what we already read, and align remainder */ - skb_pull(pkt, BRCMF_FIRSTREAD); - pkt_align(pkt, rdlen, BRCMF_SDALIGN); - - /* Read the remaining frame data */ sdret = brcmf_sdcard_recv_pkt(bus->sdiodev, bus->sdiodev->sbwad, SDIO_FUNC_2, F2SYNC, pkt); bus->sdcnt.f2rxdata++; if (sdret < 0) { - brcmf_dbg(ERROR, "read %d %s bytes failed: %d\n", rdlen, - ((chan == SDPCM_EVENT_CHANNEL) ? "event" - : ((chan == SDPCM_DATA_CHANNEL) ? "data" - : "test")), sdret); + brcmf_dbg(ERROR, "read %d bytes from channel %d failed: %d\n", + rd->len, rd->channel, sdret); brcmu_pkt_buf_free_skb(pkt); bus->sdiodev->bus_if->dstats.rx_errors++; - brcmf_sdbrcm_rxfail(bus, true, RETRYCHAN(chan)); + brcmf_sdbrcm_rxfail(bus, true, + RETRYCHAN(rd->channel)); continue; } - /* Copy the already-read portion */ - skb_push(pkt, BRCMF_FIRSTREAD); - memcpy(pkt->data, bus->rxhdr, BRCMF_FIRSTREAD); + if (head_read) { + skb_push(pkt, head_read); + memcpy(pkt->data, bus->rxhdr, head_read); + head_read = 0; + } else { + memcpy(bus->rxhdr, pkt->data, SDPCM_HDRLEN); + rd_new.seq_num = rd->seq_num; + if (!brcmf_sdio_hdparser(bus, bus->rxhdr, &rd_new)) { + rd->len = 0; + brcmu_pkt_buf_free_skb(pkt); + } + bus->sdcnt.rx_readahead_cnt++; + if (rd->len != roundup(rd_new.len, 16)) { + brcmf_dbg(ERROR, "frame length mismatch:read %d, should be %d\n", + rd->len, + roundup(rd_new.len, 16) >> 4); + rd->len = 0; + brcmf_sdbrcm_rxfail(bus, true, true); + brcmu_pkt_buf_free_skb(pkt); + continue; + } + rd->len_nxtfrm = rd_new.len_nxtfrm; + rd->channel = rd_new.channel; + rd->dat_offset = rd_new.dat_offset; + + brcmf_dbg_hex_dump(!(BRCMF_BYTES_ON() && + BRCMF_DATA_ON()) && + BRCMF_HDRS_ON(), + bus->rxhdr, SDPCM_HDRLEN, + "RxHdr:\n"); + + if (rd_new.channel == SDPCM_CONTROL_CHANNEL) { + brcmf_dbg(ERROR, "readahead on control packet %d?\n", + rd_new.seq_num); + /* Force retry w/normal header read */ + rd->len = 0; + brcmf_sdbrcm_rxfail(bus, false, true); + brcmu_pkt_buf_free_skb(pkt); + continue; + } + } brcmf_dbg_hex_dump(BRCMF_BYTES_ON() && BRCMF_DATA_ON(), - pkt->data, len, "Rx Data:\n"); + pkt->data, rd->len, "Rx Data:\n"); -deliver: /* Save superframe descriptor and allocate packet frame */ - if (chan == SDPCM_GLOM_CHANNEL) { + if (rd->channel == SDPCM_GLOM_CHANNEL) { if (SDPCM_GLOMDESC(&bus->rxhdr[SDPCM_FRAMETAG_LEN])) { brcmf_dbg(GLOM, "glom descriptor, %d bytes:\n", - len); + rd->len); brcmf_dbg_hex_dump(BRCMF_GLOM_ON(), - pkt->data, len, + pkt->data, rd->len, "Glom Data:\n"); - __skb_trim(pkt, len); + __skb_trim(pkt, rd->len); skb_pull(pkt, SDPCM_HDRLEN); bus->glomd = pkt; } else { @@ -1996,12 +1755,23 @@ deliver: "descriptor!\n", __func__); brcmf_sdbrcm_rxfail(bus, false, false); } + /* prepare the descriptor for the next read */ + rd->len = rd->len_nxtfrm << 4; + rd->len_nxtfrm = 0; + /* treat all packet as event if we don't know */ + rd->channel = SDPCM_EVENT_CHANNEL; continue; } /* Fill in packet len and prio, deliver upward */ - __skb_trim(pkt, len); - skb_pull(pkt, doff); + __skb_trim(pkt, rd->len); + skb_pull(pkt, rd->dat_offset); + + /* prepare the descriptor for the next read */ + rd->len = rd->len_nxtfrm << 4; + rd->len_nxtfrm = 0; + /* treat all packet as event if we don't know */ + rd->channel = SDPCM_EVENT_CHANNEL; if (pkt->len == 0) { brcmu_pkt_buf_free_skb(pkt); @@ -2019,17 +1789,17 @@ deliver: brcmf_rx_packet(bus->sdiodev->dev, ifidx, pkt); down(&bus->sdsem); } + rxcount = maxframes - rxleft; /* Message if we hit the limit */ if (!rxleft) - brcmf_dbg(DATA, "hit rx limit of %d frames\n", - maxframes); + brcmf_dbg(DATA, "hit rx limit of %d frames\n", maxframes); else brcmf_dbg(DATA, "processed %d frames\n", rxcount); /* Back off rxseq if awaiting rtx, update rx_seq */ if (bus->rxskip) - rxseq--; - bus->rx_seq = rxseq; + rd->seq_num--; + bus->rx_seq = rd->seq_num; return rxcount; } @@ -2227,7 +1997,7 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes) if (ret != 0) break; if (intstatus & bus->hostintmask) - bus->ipend = true; + atomic_set(&bus->ipend, 1); } } @@ -2235,8 +2005,8 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes) if (bus->sdiodev->bus_if->drvr_up && (bus->sdiodev->bus_if->state == BRCMF_BUS_DATA) && bus->txoff && (pktq_len(&bus->txq) < TXLOW)) { - bus->txoff = OFF; - brcmf_txflowcontrol(bus->sdiodev->dev, 0, OFF); + bus->txoff = false; + brcmf_txflowblock(bus->sdiodev->dev, false); } return cnt; @@ -2259,16 +2029,8 @@ static void brcmf_sdbrcm_bus_stop(struct device *dev) bus->watchdog_tsk = NULL; } - if (bus->dpc_tsk && bus->dpc_tsk != current) { - send_sig(SIGTERM, bus->dpc_tsk, 1); - kthread_stop(bus->dpc_tsk); - bus->dpc_tsk = NULL; - } - down(&bus->sdsem); - bus_wake(bus); - /* Enable clock for device interrupts */ brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false); @@ -2327,7 +2089,7 @@ static inline void brcmf_sdbrcm_clrintr(struct brcmf_sdio *bus) unsigned long flags; spin_lock_irqsave(&bus->sdiodev->irq_en_lock, flags); - if (!bus->sdiodev->irq_en && !bus->ipend) { + if (!bus->sdiodev->irq_en && !atomic_read(&bus->ipend)) { enable_irq(bus->sdiodev->irq); bus->sdiodev->irq_en = true; } @@ -2339,21 +2101,69 @@ static inline void brcmf_sdbrcm_clrintr(struct brcmf_sdio *bus) } #endif /* CONFIG_BRCMFMAC_SDIO_OOB */ -static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) +static inline void brcmf_sdbrcm_adddpctsk(struct brcmf_sdio *bus) { - u32 intstatus, newstatus = 0; + struct list_head *new_hd; + unsigned long flags; + + if (in_interrupt()) + new_hd = kzalloc(sizeof(struct list_head), GFP_ATOMIC); + else + new_hd = kzalloc(sizeof(struct list_head), GFP_KERNEL); + if (new_hd == NULL) + return; + + spin_lock_irqsave(&bus->dpc_tl_lock, flags); + list_add_tail(new_hd, &bus->dpc_tsklst); + spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); +} + +static int brcmf_sdio_intr_rstatus(struct brcmf_sdio *bus) +{ + u8 idx; + u32 addr; + unsigned long val; + int n, ret; + + idx = brcmf_sdio_chip_getinfidx(bus->ci, BCMA_CORE_SDIO_DEV); + addr = bus->ci->c_inf[idx].base + + offsetof(struct sdpcmd_regs, intstatus); + + ret = brcmf_sdio_regrw_helper(bus->sdiodev, addr, &val, false); + bus->sdcnt.f1regdata++; + if (ret != 0) + val = 0; + + val &= bus->hostintmask; + atomic_set(&bus->fcstate, !!(val & I_HMB_FC_STATE)); + + /* Clear interrupts */ + if (val) { + ret = brcmf_sdio_regrw_helper(bus->sdiodev, addr, &val, true); + bus->sdcnt.f1regdata++; + } + + if (ret) { + atomic_set(&bus->intstatus, 0); + } else if (val) { + for_each_set_bit(n, &val, 32) + set_bit(n, (unsigned long *)&bus->intstatus.counter); + } + + return ret; +} + +static void brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) +{ + u32 newstatus = 0; + unsigned long intstatus; uint rxlimit = bus->rxbound; /* Rx frames to read before resched */ uint txlimit = bus->txbound; /* Tx frames to send before resched */ uint framecnt = 0; /* Temporary counter of tx/rx frames */ - bool rxdone = true; /* Flag for no more read data */ - bool resched = false; /* Flag indicating resched wanted */ - int err; + int err = 0, n; brcmf_dbg(TRACE, "Enter\n"); - /* Start with leftover status bits */ - intstatus = bus->intstatus; - down(&bus->sdsem); /* If waiting for HTAVAIL, check status */ @@ -2399,39 +2209,22 @@ static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; } bus->clkstate = CLK_AVAIL; - } else { - goto clkwait; } } - bus_wake(bus); - /* Make sure backplane clock is on */ brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, true); - if (bus->clkstate == CLK_PENDING) - goto clkwait; /* Pending interrupt indicates new device status */ - if (bus->ipend) { - bus->ipend = false; - err = r_sdreg32(bus, &newstatus, - offsetof(struct sdpcmd_regs, intstatus)); - bus->sdcnt.f1regdata++; - if (err != 0) - newstatus = 0; - newstatus &= bus->hostintmask; - bus->fcstate = !!(newstatus & I_HMB_FC_STATE); - if (newstatus) { - err = w_sdreg32(bus, newstatus, - offsetof(struct sdpcmd_regs, - intstatus)); - bus->sdcnt.f1regdata++; - } + if (atomic_read(&bus->ipend) > 0) { + atomic_set(&bus->ipend, 0); + sdio_claim_host(bus->sdiodev->func[1]); + err = brcmf_sdio_intr_rstatus(bus); + sdio_release_host(bus->sdiodev->func[1]); } - /* Merge new bits with previous */ - intstatus |= newstatus; - bus->intstatus = 0; + /* Start with leftover status bits */ + intstatus = atomic_xchg(&bus->intstatus, 0); /* Handle flow-control change: read new state in case our ack * crossed another change interrupt. If change still set, assume @@ -2445,8 +2238,8 @@ static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) err = r_sdreg32(bus, &newstatus, offsetof(struct sdpcmd_regs, intstatus)); bus->sdcnt.f1regdata += 2; - bus->fcstate = - !!(newstatus & (I_HMB_FC_STATE | I_HMB_FC_CHANGE)); + atomic_set(&bus->fcstate, + !!(newstatus & (I_HMB_FC_STATE | I_HMB_FC_CHANGE))); intstatus |= (newstatus & bus->hostintmask); } @@ -2483,32 +2276,34 @@ static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) intstatus &= ~I_HMB_FRAME_IND; /* On frame indication, read available frames */ - if (PKT_AVAILABLE()) { - framecnt = brcmf_sdbrcm_readframes(bus, rxlimit, &rxdone); - if (rxdone || bus->rxskip) + if (PKT_AVAILABLE() && bus->clkstate == CLK_AVAIL) { + framecnt = brcmf_sdio_readframes(bus, rxlimit); + if (!bus->rxpending) intstatus &= ~I_HMB_FRAME_IND; rxlimit -= min(framecnt, rxlimit); } /* Keep still-pending events for next scheduling */ - bus->intstatus = intstatus; + if (intstatus) { + for_each_set_bit(n, &intstatus, 32) + set_bit(n, (unsigned long *)&bus->intstatus.counter); + } -clkwait: brcmf_sdbrcm_clrintr(bus); if (data_ok(bus) && bus->ctrl_frame_stat && (bus->clkstate == CLK_AVAIL)) { - int ret, i; + int i; - ret = brcmf_sdcard_send_buf(bus->sdiodev, bus->sdiodev->sbwad, + err = brcmf_sdcard_send_buf(bus->sdiodev, bus->sdiodev->sbwad, SDIO_FUNC_2, F2SYNC, bus->ctrl_frame_buf, (u32) bus->ctrl_frame_len); - if (ret < 0) { + if (err < 0) { /* On failure, abort the command and terminate the frame */ brcmf_dbg(INFO, "sdio error %d, abort command and terminate frame\n", - ret); + err); bus->sdcnt.tx_sderrs++; brcmf_sdcard_abort(bus->sdiodev, SDIO_FUNC_2); @@ -2530,42 +2325,34 @@ clkwait: break; } - } - if (ret == 0) + } else { bus->tx_seq = (bus->tx_seq + 1) % SDPCM_SEQUENCE_WRAP; - - brcmf_dbg(INFO, "Return_dpc value is : %d\n", ret); + } bus->ctrl_frame_stat = false; brcmf_sdbrcm_wait_event_wakeup(bus); } /* Send queued frames (limit 1 if rx may still be pending) */ - else if ((bus->clkstate == CLK_AVAIL) && !bus->fcstate && + else if ((bus->clkstate == CLK_AVAIL) && !atomic_read(&bus->fcstate) && brcmu_pktq_mlen(&bus->txq, ~bus->flowcontrol) && txlimit && data_ok(bus)) { - framecnt = rxdone ? txlimit : min(txlimit, bus->txminmax); + framecnt = bus->rxpending ? min(txlimit, bus->txminmax) : + txlimit; framecnt = brcmf_sdbrcm_sendfromq(bus, framecnt); txlimit -= framecnt; } - /* Resched if events or tx frames are pending, - else await next interrupt */ - /* On failed register access, all bets are off: - no resched or interrupts */ if ((bus->sdiodev->bus_if->state == BRCMF_BUS_DOWN) || (err != 0)) { brcmf_dbg(ERROR, "failed backplane access over SDIO, halting operation\n"); bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; - bus->intstatus = 0; - } else if (bus->clkstate == CLK_PENDING) { - brcmf_dbg(INFO, "rescheduled due to CLK_PENDING awaiting I_CHIPACTIVE interrupt\n"); - resched = true; - } else if (bus->intstatus || bus->ipend || - (!bus->fcstate && brcmu_pktq_mlen(&bus->txq, ~bus->flowcontrol) - && data_ok(bus)) || PKT_AVAILABLE()) { - resched = true; + atomic_set(&bus->intstatus, 0); + } else if (atomic_read(&bus->intstatus) || + atomic_read(&bus->ipend) > 0 || + (!atomic_read(&bus->fcstate) && + brcmu_pktq_mlen(&bus->txq, ~bus->flowcontrol) && + data_ok(bus)) || PKT_AVAILABLE()) { + brcmf_sdbrcm_adddpctsk(bus); } - bus->dpc_sched = resched; - /* If we're done for now, turn off clock request. */ if ((bus->clkstate != CLK_PENDING) && bus->idletime == BRCMF_IDLE_IMMEDIATE) { @@ -2574,65 +2361,6 @@ clkwait: } up(&bus->sdsem); - - return resched; -} - -static inline void brcmf_sdbrcm_adddpctsk(struct brcmf_sdio *bus) -{ - struct list_head *new_hd; - unsigned long flags; - - if (in_interrupt()) - new_hd = kzalloc(sizeof(struct list_head), GFP_ATOMIC); - else - new_hd = kzalloc(sizeof(struct list_head), GFP_KERNEL); - if (new_hd == NULL) - return; - - spin_lock_irqsave(&bus->dpc_tl_lock, flags); - list_add_tail(new_hd, &bus->dpc_tsklst); - spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); -} - -static int brcmf_sdbrcm_dpc_thread(void *data) -{ - struct brcmf_sdio *bus = (struct brcmf_sdio *) data; - struct list_head *cur_hd, *tmp_hd; - unsigned long flags; - - allow_signal(SIGTERM); - /* Run until signal received */ - while (1) { - if (kthread_should_stop()) - break; - - if (list_empty(&bus->dpc_tsklst)) - if (wait_for_completion_interruptible(&bus->dpc_wait)) - break; - - spin_lock_irqsave(&bus->dpc_tl_lock, flags); - list_for_each_safe(cur_hd, tmp_hd, &bus->dpc_tsklst) { - spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); - - if (bus->sdiodev->bus_if->state == BRCMF_BUS_DOWN) { - /* after stopping the bus, exit thread */ - brcmf_sdbrcm_bus_stop(bus->sdiodev->dev); - bus->dpc_tsk = NULL; - spin_lock_irqsave(&bus->dpc_tl_lock, flags); - break; - } - - if (brcmf_sdbrcm_dpc(bus)) - brcmf_sdbrcm_adddpctsk(bus); - - spin_lock_irqsave(&bus->dpc_tl_lock, flags); - list_del(cur_hd); - kfree(cur_hd); - } - spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); - } - return 0; } static int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt) @@ -2642,6 +2370,7 @@ static int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt) struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; struct brcmf_sdio *bus = sdiodev->bus; + unsigned long flags; brcmf_dbg(TRACE, "Enter\n"); @@ -2672,21 +2401,23 @@ static int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt) spin_unlock_bh(&bus->txqlock); if (pktq_len(&bus->txq) >= TXHI) { - bus->txoff = ON; - brcmf_txflowcontrol(bus->sdiodev->dev, 0, ON); + bus->txoff = true; + brcmf_txflowblock(bus->sdiodev->dev, true); } #ifdef DEBUG if (pktq_plen(&bus->txq, prec) > qcount[prec]) qcount[prec] = pktq_plen(&bus->txq, prec); #endif - /* Schedule DPC if needed to send queued packet(s) */ - if (!bus->dpc_sched) { - bus->dpc_sched = true; - if (bus->dpc_tsk) { - brcmf_sdbrcm_adddpctsk(bus); - complete(&bus->dpc_wait); - } + + spin_lock_irqsave(&bus->dpc_tl_lock, flags); + if (list_empty(&bus->dpc_tsklst)) { + spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); + + brcmf_sdbrcm_adddpctsk(bus); + queue_work(bus->brcmf_wq, &bus->datawork); + } else { + spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); } return ret; @@ -2707,6 +2438,8 @@ brcmf_sdbrcm_membytes(struct brcmf_sdio *bus, bool write, u32 address, u8 *data, else dsize = size; + sdio_claim_host(bus->sdiodev->func[1]); + /* Set the backplane window to include the start address */ bcmerror = brcmf_sdcard_set_sbaddr_window(bus->sdiodev, address); if (bcmerror) { @@ -2748,6 +2481,8 @@ xfer_done: brcmf_dbg(ERROR, "FAILED to set window back to 0x%x\n", bus->sdiodev->sbwad); + sdio_release_host(bus->sdiodev->func[1]); + return bcmerror; } @@ -2882,6 +2617,7 @@ brcmf_sdbrcm_bus_txctl(struct device *dev, unsigned char *msg, uint msglen) struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; struct brcmf_sdio *bus = sdiodev->bus; + unsigned long flags; brcmf_dbg(TRACE, "Enter\n"); @@ -2918,8 +2654,6 @@ brcmf_sdbrcm_bus_txctl(struct device *dev, unsigned char *msg, uint msglen) /* Need to lock here to protect txseq and SDIO tx calls */ down(&bus->sdsem); - bus_wake(bus); - /* Make sure backplane clock is on */ brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false); @@ -2967,9 +2701,15 @@ brcmf_sdbrcm_bus_txctl(struct device *dev, unsigned char *msg, uint msglen) } while (ret < 0 && retries++ < TXRETRIES); } - if ((bus->idletime == BRCMF_IDLE_IMMEDIATE) && !bus->dpc_sched) { + spin_lock_irqsave(&bus->dpc_tl_lock, flags); + if ((bus->idletime == BRCMF_IDLE_IMMEDIATE) && + list_empty(&bus->dpc_tsklst)) { + spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); + bus->activity = false; brcmf_sdbrcm_clkctl(bus, CLK_NONE, true); + } else { + spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); } up(&bus->sdsem); @@ -3774,23 +3514,20 @@ void brcmf_sdbrcm_isr(void *arg) } /* Count the interrupt call */ bus->sdcnt.intrcount++; - bus->ipend = true; - - /* Shouldn't get this interrupt if we're sleeping? */ - if (bus->sleeping) { - brcmf_dbg(ERROR, "INTERRUPT WHILE SLEEPING??\n"); - return; - } + if (in_interrupt()) + atomic_set(&bus->ipend, 1); + else + if (brcmf_sdio_intr_rstatus(bus)) { + brcmf_dbg(ERROR, "failed backplane access\n"); + bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; + } /* Disable additional interrupts (is this needed now)? */ if (!bus->intr) brcmf_dbg(ERROR, "isr w/o interrupt configured!\n"); - bus->dpc_sched = true; - if (bus->dpc_tsk) { - brcmf_sdbrcm_adddpctsk(bus); - complete(&bus->dpc_wait); - } + brcmf_sdbrcm_adddpctsk(bus); + queue_work(bus->brcmf_wq, &bus->datawork); } static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_sdio *bus) @@ -3798,13 +3535,10 @@ static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_sdio *bus) #ifdef DEBUG struct brcmf_bus *bus_if = dev_get_drvdata(bus->sdiodev->dev); #endif /* DEBUG */ + unsigned long flags; brcmf_dbg(TIMER, "Enter\n"); - /* Ignore the timer if simulating bus down */ - if (bus->sleeping) - return false; - down(&bus->sdsem); /* Poll period: check device if appropriate. */ @@ -3818,27 +3552,30 @@ static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_sdio *bus) if (!bus->intr || (bus->sdcnt.intrcount == bus->sdcnt.lastintrs)) { - if (!bus->dpc_sched) { + spin_lock_irqsave(&bus->dpc_tl_lock, flags); + if (list_empty(&bus->dpc_tsklst)) { u8 devpend; + spin_unlock_irqrestore(&bus->dpc_tl_lock, + flags); devpend = brcmf_sdio_regrb(bus->sdiodev, SDIO_CCCR_INTx, NULL); intstatus = devpend & (INTR_STATUS_FUNC1 | INTR_STATUS_FUNC2); + } else { + spin_unlock_irqrestore(&bus->dpc_tl_lock, + flags); } /* If there is something, make like the ISR and schedule the DPC */ if (intstatus) { bus->sdcnt.pollcnt++; - bus->ipend = true; + atomic_set(&bus->ipend, 1); - bus->dpc_sched = true; - if (bus->dpc_tsk) { - brcmf_sdbrcm_adddpctsk(bus); - complete(&bus->dpc_wait); - } + brcmf_sdbrcm_adddpctsk(bus); + queue_work(bus->brcmf_wq, &bus->datawork); } } @@ -3876,11 +3613,13 @@ static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_sdio *bus) up(&bus->sdsem); - return bus->ipend; + return (atomic_read(&bus->ipend) > 0); } static bool brcmf_sdbrcm_chipmatch(u16 chipid) { + if (chipid == BCM43241_CHIP_ID) + return true; if (chipid == BCM4329_CHIP_ID) return true; if (chipid == BCM4330_CHIP_ID) @@ -3890,6 +3629,26 @@ static bool brcmf_sdbrcm_chipmatch(u16 chipid) return false; } +static void brcmf_sdio_dataworker(struct work_struct *work) +{ + struct brcmf_sdio *bus = container_of(work, struct brcmf_sdio, + datawork); + struct list_head *cur_hd, *tmp_hd; + unsigned long flags; + + spin_lock_irqsave(&bus->dpc_tl_lock, flags); + list_for_each_safe(cur_hd, tmp_hd, &bus->dpc_tsklst) { + spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); + + brcmf_sdbrcm_dpc(bus); + + spin_lock_irqsave(&bus->dpc_tl_lock, flags); + list_del(cur_hd); + kfree(cur_hd); + } + spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); +} + static void brcmf_sdbrcm_release_malloc(struct brcmf_sdio *bus) { brcmf_dbg(TRACE, "Enter\n"); @@ -4022,7 +3781,6 @@ static bool brcmf_sdbrcm_probe_init(struct brcmf_sdio *bus) SDIO_FUNC_ENABLE_1, NULL); bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; - bus->sleeping = false; bus->rxflow = false; /* Done with backplane-dependent accesses, can drop clock... */ @@ -4103,6 +3861,9 @@ static void brcmf_sdbrcm_release(struct brcmf_sdio *bus) /* De-register interrupt handler */ brcmf_sdio_intr_unregister(bus->sdiodev); + cancel_work_sync(&bus->datawork); + destroy_workqueue(bus->brcmf_wq); + if (bus->sdiodev->bus_if->drvr) { brcmf_detach(bus->sdiodev->dev); brcmf_sdbrcm_release_dongle(bus); @@ -4142,8 +3903,6 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev) bus->rxbound = BRCMF_RXBOUND; bus->txminmax = BRCMF_TXMINMAX; bus->tx_seq = SDPCM_SEQUENCE_WRAP - 1; - bus->usebufpool = false; /* Use bufpool if allocated, - else use locally malloced rxbuf */ /* attempt to attach to the dongle */ if (!(brcmf_sdbrcm_probe_attach(bus, regsva))) { @@ -4155,6 +3914,13 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev) init_waitqueue_head(&bus->ctrl_wait); init_waitqueue_head(&bus->dcmd_resp_wait); + bus->brcmf_wq = create_singlethread_workqueue("brcmf_wq"); + if (bus->brcmf_wq == NULL) { + brcmf_dbg(ERROR, "insufficient memory to create txworkqueue\n"); + goto fail; + } + INIT_WORK(&bus->datawork, brcmf_sdio_dataworker); + /* Set up the watchdog timer */ init_timer(&bus->timer); bus->timer.data = (unsigned long)bus; @@ -4172,15 +3938,8 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev) bus->watchdog_tsk = NULL; } /* Initialize DPC thread */ - init_completion(&bus->dpc_wait); INIT_LIST_HEAD(&bus->dpc_tsklst); spin_lock_init(&bus->dpc_tl_lock); - bus->dpc_tsk = kthread_run(brcmf_sdbrcm_dpc_thread, - bus, "brcmf_dpc"); - if (IS_ERR(bus->dpc_tsk)) { - pr_warn("brcmf_dpc thread failed to start\n"); - bus->dpc_tsk = NULL; - } /* Assign bus interface call back */ bus->sdiodev->bus_if->brcmf_bus_stop = brcmf_sdbrcm_bus_stop; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.c b/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.c index 58155e23d220..9434440bbc65 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.c @@ -377,6 +377,23 @@ static int brcmf_sdio_chip_recognition(struct brcmf_sdio_dev *sdiodev, /* Address of cores for new chips should be added here */ switch (ci->chip) { + case BCM43241_CHIP_ID: + ci->c_inf[0].wrapbase = 0x18100000; + ci->c_inf[0].cib = 0x2a084411; + ci->c_inf[1].id = BCMA_CORE_SDIO_DEV; + ci->c_inf[1].base = 0x18002000; + ci->c_inf[1].wrapbase = 0x18102000; + ci->c_inf[1].cib = 0x0e004211; + ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM; + ci->c_inf[2].base = 0x18004000; + ci->c_inf[2].wrapbase = 0x18104000; + ci->c_inf[2].cib = 0x14080401; + ci->c_inf[3].id = BCMA_CORE_ARM_CM3; + ci->c_inf[3].base = 0x18003000; + ci->c_inf[3].wrapbase = 0x18103000; + ci->c_inf[3].cib = 0x07004211; + ci->ramsize = 0x90000; + break; case BCM4329_CHIP_ID: ci->c_inf[1].id = BCMA_CORE_SDIO_DEV; ci->c_inf[1].base = BCM4329_CORE_BUS_BASE; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h b/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h index 29bf78d264e0..0d30afd8c672 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h @@ -174,6 +174,8 @@ extern void brcmf_sdio_regwb(struct brcmf_sdio_dev *sdiodev, u32 addr, u8 data, int *ret); extern void brcmf_sdio_regwl(struct brcmf_sdio_dev *sdiodev, u32 addr, u32 data, int *ret); +extern int brcmf_sdio_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr, + void *data, bool write); /* Buffer transfer to/from device (client) core via cmd53. * fn: function number diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c index 58f89fa9c9f8..a2b4b1e71017 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c @@ -66,7 +66,9 @@ #define BRCMF_USB_CBCTL_READ 1 #define BRCMF_USB_MAX_PKT_SIZE 1600 +#define BRCMF_USB_43143_FW_NAME "brcm/brcmfmac43143.bin" #define BRCMF_USB_43236_FW_NAME "brcm/brcmfmac43236b.bin" +#define BRCMF_USB_43242_FW_NAME "brcm/brcmfmac43242a.bin" enum usbdev_suspend_state { USBOS_SUSPEND_STATE_DEVICE_ACTIVE = 0, /* Device is busy, won't allow @@ -78,25 +80,13 @@ enum usbdev_suspend_state { USBOS_SUSPEND_STATE_SUSPENDED /* Device suspended */ }; -struct brcmf_usb_probe_info { - void *usbdev_info; - struct usb_device *usb; /* USB device pointer from OS */ - uint rx_pipe, tx_pipe, intr_pipe, rx_pipe2; - int intr_size; /* Size of interrupt message */ - int interval; /* Interrupt polling interval */ - int vid; - int pid; - enum usb_device_speed device_speed; - enum usbdev_suspend_state suspend_state; - struct usb_interface *intf; -}; -static struct brcmf_usb_probe_info usbdev_probe_info; - struct brcmf_usb_image { - void *data; - u32 len; + struct list_head list; + s8 *fwname; + u8 *image; + int image_len; }; -static struct brcmf_usb_image g_image = { NULL, 0 }; +static struct list_head fw_image_list; struct intr_transfer_buf { u32 notification; @@ -117,9 +107,8 @@ struct brcmf_usbdev_info { int rx_low_watermark; int tx_low_watermark; int tx_high_watermark; - bool txoff; - bool rxoff; - bool txoverride; + int tx_freecount; + bool tx_flowblock; struct brcmf_usbreq *tx_reqs; struct brcmf_usbreq *rx_reqs; @@ -133,7 +122,6 @@ struct brcmf_usbdev_info { struct usb_device *usbdev; struct device *dev; - enum usb_device_speed device_speed; int ctl_in_pipe, ctl_out_pipe; struct urb *ctl_urb; /* URB for control endpoint */ @@ -146,16 +134,11 @@ struct brcmf_usbdev_info { wait_queue_head_t ctrl_wait; ulong ctl_op; - bool rxctl_deferrespok; - struct urb *bulk_urb; /* used for FW download */ struct urb *intr_urb; /* URB for interrupt endpoint */ int intr_size; /* Size of interrupt message */ int interval; /* Interrupt polling interval */ struct intr_transfer_buf intr; /* Data buffer for interrupt endpoint */ - - struct brcmf_usb_probe_info probe_info; - }; static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo, @@ -177,48 +160,17 @@ static struct brcmf_usbdev_info *brcmf_usb_get_businfo(struct device *dev) return brcmf_usb_get_buspub(dev)->devinfo; } -#if 0 -static void -brcmf_usb_txflowcontrol(struct brcmf_usbdev_info *devinfo, bool onoff) +static int brcmf_usb_ioctl_resp_wait(struct brcmf_usbdev_info *devinfo) { - dhd_txflowcontrol(devinfo->bus_pub.netdev, 0, onoff); + return wait_event_timeout(devinfo->ioctl_resp_wait, + devinfo->ctl_completed, + msecs_to_jiffies(IOCTL_RESP_TIMEOUT)); } -#endif -static int brcmf_usb_ioctl_resp_wait(struct brcmf_usbdev_info *devinfo, - uint *condition, bool *pending) -{ - DECLARE_WAITQUEUE(wait, current); - int timeout = IOCTL_RESP_TIMEOUT; - - /* Convert timeout in millsecond to jiffies */ - timeout = msecs_to_jiffies(timeout); - /* Wait until control frame is available */ - add_wait_queue(&devinfo->ioctl_resp_wait, &wait); - set_current_state(TASK_INTERRUPTIBLE); - - smp_mb(); - while (!(*condition) && (!signal_pending(current) && timeout)) { - timeout = schedule_timeout(timeout); - /* Wait until control frame is available */ - smp_mb(); - } - - if (signal_pending(current)) - *pending = true; - - set_current_state(TASK_RUNNING); - remove_wait_queue(&devinfo->ioctl_resp_wait, &wait); - - return timeout; -} - -static int brcmf_usb_ioctl_resp_wake(struct brcmf_usbdev_info *devinfo) +static void brcmf_usb_ioctl_resp_wake(struct brcmf_usbdev_info *devinfo) { if (waitqueue_active(&devinfo->ioctl_resp_wait)) - wake_up_interruptible(&devinfo->ioctl_resp_wait); - - return 0; + wake_up(&devinfo->ioctl_resp_wait); } static void @@ -324,17 +276,9 @@ brcmf_usb_recv_ctl(struct brcmf_usbdev_info *devinfo, u8 *buf, int len) devinfo->ctl_read.wLength = cpu_to_le16p(&size); devinfo->ctl_urb->transfer_buffer_length = size; - if (devinfo->rxctl_deferrespok) { - /* BMAC model */ - devinfo->ctl_read.bRequestType = USB_DIR_IN - | USB_TYPE_VENDOR | USB_RECIP_INTERFACE; - devinfo->ctl_read.bRequest = DL_DEFER_RESP_OK; - } else { - /* full dongle model */ - devinfo->ctl_read.bRequestType = USB_DIR_IN - | USB_TYPE_CLASS | USB_RECIP_INTERFACE; - devinfo->ctl_read.bRequest = 1; - } + devinfo->ctl_read.bRequestType = USB_DIR_IN + | USB_TYPE_CLASS | USB_RECIP_INTERFACE; + devinfo->ctl_read.bRequest = 1; usb_fill_control_urb(devinfo->ctl_urb, devinfo->usbdev, @@ -355,7 +299,6 @@ static int brcmf_usb_tx_ctlpkt(struct device *dev, u8 *buf, u32 len) { int err = 0; int timeout = 0; - bool pending; struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(dev); if (devinfo->bus_pub.state != BCMFMAC_USB_STATE_UP) { @@ -366,15 +309,14 @@ static int brcmf_usb_tx_ctlpkt(struct device *dev, u8 *buf, u32 len) if (test_and_set_bit(0, &devinfo->ctl_op)) return -EIO; + devinfo->ctl_completed = false; err = brcmf_usb_send_ctl(devinfo, buf, len); if (err) { brcmf_dbg(ERROR, "fail %d bytes: %d\n", err, len); + clear_bit(0, &devinfo->ctl_op); return err; } - - devinfo->ctl_completed = false; - timeout = brcmf_usb_ioctl_resp_wait(devinfo, &devinfo->ctl_completed, - &pending); + timeout = brcmf_usb_ioctl_resp_wait(devinfo); clear_bit(0, &devinfo->ctl_op); if (!timeout) { brcmf_dbg(ERROR, "Txctl wait timed out\n"); @@ -387,7 +329,6 @@ static int brcmf_usb_rx_ctlpkt(struct device *dev, u8 *buf, u32 len) { int err = 0; int timeout = 0; - bool pending; struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(dev); if (devinfo->bus_pub.state != BCMFMAC_USB_STATE_UP) { @@ -397,14 +338,14 @@ static int brcmf_usb_rx_ctlpkt(struct device *dev, u8 *buf, u32 len) if (test_and_set_bit(0, &devinfo->ctl_op)) return -EIO; + devinfo->ctl_completed = false; err = brcmf_usb_recv_ctl(devinfo, buf, len); if (err) { brcmf_dbg(ERROR, "fail %d bytes: %d\n", err, len); + clear_bit(0, &devinfo->ctl_op); return err; } - devinfo->ctl_completed = false; - timeout = brcmf_usb_ioctl_resp_wait(devinfo, &devinfo->ctl_completed, - &pending); + timeout = brcmf_usb_ioctl_resp_wait(devinfo); err = devinfo->ctl_urb_status; clear_bit(0, &devinfo->ctl_op); if (!timeout) { @@ -418,7 +359,7 @@ static int brcmf_usb_rx_ctlpkt(struct device *dev, u8 *buf, u32 len) } static struct brcmf_usbreq *brcmf_usb_deq(struct brcmf_usbdev_info *devinfo, - struct list_head *q) + struct list_head *q, int *counter) { unsigned long flags; struct brcmf_usbreq *req; @@ -429,17 +370,22 @@ static struct brcmf_usbreq *brcmf_usb_deq(struct brcmf_usbdev_info *devinfo, } req = list_entry(q->next, struct brcmf_usbreq, list); list_del_init(q->next); + if (counter) + (*counter)--; spin_unlock_irqrestore(&devinfo->qlock, flags); return req; } static void brcmf_usb_enq(struct brcmf_usbdev_info *devinfo, - struct list_head *q, struct brcmf_usbreq *req) + struct list_head *q, struct brcmf_usbreq *req, + int *counter) { unsigned long flags; spin_lock_irqsave(&devinfo->qlock, flags); list_add_tail(&req->list, q); + if (counter) + (*counter)++; spin_unlock_irqrestore(&devinfo->qlock, flags); } @@ -519,10 +465,16 @@ static void brcmf_usb_tx_complete(struct urb *urb) else devinfo->bus_pub.bus->dstats.tx_errors++; + brcmf_txcomplete(devinfo->dev, req->skb, urb->status == 0); + brcmu_pkt_buf_free_skb(req->skb); req->skb = NULL; - brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req); - + brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req, &devinfo->tx_freecount); + if (devinfo->tx_freecount > devinfo->tx_high_watermark && + devinfo->tx_flowblock) { + brcmf_txflowblock(devinfo->dev, false); + devinfo->tx_flowblock = false; + } } static void brcmf_usb_rx_complete(struct urb *urb) @@ -541,7 +493,7 @@ static void brcmf_usb_rx_complete(struct urb *urb) } else { devinfo->bus_pub.bus->dstats.rx_errors++; brcmu_pkt_buf_free_skb(skb); - brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req); + brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req, NULL); return; } @@ -550,15 +502,13 @@ static void brcmf_usb_rx_complete(struct urb *urb) if (brcmf_proto_hdrpull(devinfo->dev, &ifidx, skb) != 0) { brcmf_dbg(ERROR, "rx protocol error\n"); brcmu_pkt_buf_free_skb(skb); - brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req); devinfo->bus_pub.bus->dstats.rx_errors++; - } else { + } else brcmf_rx_packet(devinfo->dev, ifidx, skb); - brcmf_usb_rx_refill(devinfo, req); - } + brcmf_usb_rx_refill(devinfo, req); } else { brcmu_pkt_buf_free_skb(skb); - brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req); + brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req, NULL); } return; @@ -575,7 +525,7 @@ static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo, skb = dev_alloc_skb(devinfo->bus_pub.bus_mtu); if (!skb) { - brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req); + brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req, NULL); return; } req->skb = skb; @@ -584,14 +534,14 @@ static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo, skb->data, skb_tailroom(skb), brcmf_usb_rx_complete, req); req->devinfo = devinfo; - brcmf_usb_enq(devinfo, &devinfo->rx_postq, req); + brcmf_usb_enq(devinfo, &devinfo->rx_postq, req, NULL); ret = usb_submit_urb(req->urb, GFP_ATOMIC); if (ret) { brcmf_usb_del_fromq(devinfo, req); brcmu_pkt_buf_free_skb(req->skb); req->skb = NULL; - brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req); + brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req, NULL); } return; } @@ -604,7 +554,7 @@ static void brcmf_usb_rx_fill_all(struct brcmf_usbdev_info *devinfo) brcmf_dbg(ERROR, "bus is not up\n"); return; } - while ((req = brcmf_usb_deq(devinfo, &devinfo->rx_freeq)) != NULL) + while ((req = brcmf_usb_deq(devinfo, &devinfo->rx_freeq, NULL)) != NULL) brcmf_usb_rx_refill(devinfo, req); } @@ -682,7 +632,8 @@ static int brcmf_usb_tx(struct device *dev, struct sk_buff *skb) return -EIO; } - req = brcmf_usb_deq(devinfo, &devinfo->tx_freeq); + req = brcmf_usb_deq(devinfo, &devinfo->tx_freeq, + &devinfo->tx_freecount); if (!req) { brcmu_pkt_buf_free_skb(skb); brcmf_dbg(ERROR, "no req to send\n"); @@ -694,14 +645,21 @@ static int brcmf_usb_tx(struct device *dev, struct sk_buff *skb) usb_fill_bulk_urb(req->urb, devinfo->usbdev, devinfo->tx_pipe, skb->data, skb->len, brcmf_usb_tx_complete, req); req->urb->transfer_flags |= URB_ZERO_PACKET; - brcmf_usb_enq(devinfo, &devinfo->tx_postq, req); + brcmf_usb_enq(devinfo, &devinfo->tx_postq, req, NULL); ret = usb_submit_urb(req->urb, GFP_ATOMIC); if (ret) { brcmf_dbg(ERROR, "brcmf_usb_tx usb_submit_urb FAILED\n"); brcmf_usb_del_fromq(devinfo, req); brcmu_pkt_buf_free_skb(req->skb); req->skb = NULL; - brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req); + brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req, + &devinfo->tx_freecount); + } else { + if (devinfo->tx_freecount < devinfo->tx_low_watermark && + !devinfo->tx_flowblock) { + brcmf_txflowblock(dev, true); + devinfo->tx_flowblock = true; + } } return ret; @@ -1112,10 +1070,14 @@ static int brcmf_usb_dlrun(struct brcmf_usbdev_info *devinfo) static bool brcmf_usb_chip_support(int chipid, int chiprev) { switch(chipid) { + case 43143: + return true; case 43235: case 43236: case 43238: return (chiprev == 3); + case 43242: + return true; default: break; } @@ -1154,17 +1116,10 @@ brcmf_usb_fw_download(struct brcmf_usbdev_info *devinfo) } -static void brcmf_usb_detach(const struct brcmf_usbdev *bus_pub) +static void brcmf_usb_detach(struct brcmf_usbdev_info *devinfo) { - struct brcmf_usbdev_info *devinfo = - (struct brcmf_usbdev_info *)bus_pub; - brcmf_dbg(TRACE, "devinfo %p\n", devinfo); - /* store the image globally */ - g_image.data = devinfo->image; - g_image.len = devinfo->image_len; - /* free the URBS */ brcmf_usb_free_q(&devinfo->rx_freeq, false); brcmf_usb_free_q(&devinfo->tx_freeq, false); @@ -1175,7 +1130,6 @@ static void brcmf_usb_detach(const struct brcmf_usbdev *bus_pub) kfree(devinfo->tx_reqs); kfree(devinfo->rx_reqs); - kfree(devinfo); } #define TRX_MAGIC 0x30524448 /* "HDR0" */ @@ -1217,19 +1171,34 @@ static int brcmf_usb_get_fw(struct brcmf_usbdev_info *devinfo) { s8 *fwname; const struct firmware *fw; + struct brcmf_usb_image *fw_image; int err; - devinfo->image = g_image.data; - devinfo->image_len = g_image.len; - - /* - * if we have an image we can leave here. - */ - if (devinfo->image) - return 0; - - fwname = BRCMF_USB_43236_FW_NAME; + switch (devinfo->bus_pub.devid) { + case 43143: + fwname = BRCMF_USB_43143_FW_NAME; + break; + case 43235: + case 43236: + case 43238: + fwname = BRCMF_USB_43236_FW_NAME; + break; + case 43242: + fwname = BRCMF_USB_43242_FW_NAME; + break; + default: + return -EINVAL; + break; + } + list_for_each_entry(fw_image, &fw_image_list, list) { + if (fw_image->fwname == fwname) { + devinfo->image = fw_image->image; + devinfo->image_len = fw_image->image_len; + return 0; + } + } + /* fw image not yet loaded. Load it now and add to list */ err = request_firmware(&fw, fwname, devinfo->dev); if (!fw) { brcmf_dbg(ERROR, "fail to request firmware %s\n", fwname); @@ -1240,27 +1209,32 @@ static int brcmf_usb_get_fw(struct brcmf_usbdev_info *devinfo) return -EINVAL; } - devinfo->image = vmalloc(fw->size); /* plus nvram */ - if (!devinfo->image) + fw_image = kzalloc(sizeof(*fw_image), GFP_ATOMIC); + if (!fw_image) + return -ENOMEM; + INIT_LIST_HEAD(&fw_image->list); + list_add_tail(&fw_image->list, &fw_image_list); + fw_image->fwname = fwname; + fw_image->image = vmalloc(fw->size); + if (!fw_image->image) return -ENOMEM; - memcpy(devinfo->image, fw->data, fw->size); - devinfo->image_len = fw->size; + memcpy(fw_image->image, fw->data, fw->size); + fw_image->image_len = fw->size; release_firmware(fw); + + devinfo->image = fw_image->image; + devinfo->image_len = fw_image->image_len; + return 0; } static -struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev) +struct brcmf_usbdev *brcmf_usb_attach(struct brcmf_usbdev_info *devinfo, + int nrxq, int ntxq) { - struct brcmf_usbdev_info *devinfo; - - devinfo = kzalloc(sizeof(struct brcmf_usbdev_info), GFP_ATOMIC); - if (devinfo == NULL) - return NULL; - devinfo->bus_pub.nrxq = nrxq; devinfo->rx_low_watermark = nrxq / 2; devinfo->bus_pub.devinfo = devinfo; @@ -1269,18 +1243,6 @@ struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev) /* flow control when too many tx urbs posted */ devinfo->tx_low_watermark = ntxq / 4; devinfo->tx_high_watermark = devinfo->tx_low_watermark * 3; - devinfo->dev = dev; - devinfo->usbdev = usbdev_probe_info.usb; - devinfo->tx_pipe = usbdev_probe_info.tx_pipe; - devinfo->rx_pipe = usbdev_probe_info.rx_pipe; - devinfo->rx_pipe2 = usbdev_probe_info.rx_pipe2; - devinfo->intr_pipe = usbdev_probe_info.intr_pipe; - - devinfo->interval = usbdev_probe_info.interval; - devinfo->intr_size = usbdev_probe_info.intr_size; - - memcpy(&devinfo->probe_info, &usbdev_probe_info, - sizeof(struct brcmf_usb_probe_info)); devinfo->bus_pub.bus_mtu = BRCMF_USB_MAX_PKT_SIZE; /* Initialize other structure content */ @@ -1295,6 +1257,8 @@ struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev) INIT_LIST_HEAD(&devinfo->tx_freeq); INIT_LIST_HEAD(&devinfo->tx_postq); + devinfo->tx_flowblock = false; + devinfo->rx_reqs = brcmf_usbdev_qinit(&devinfo->rx_freeq, nrxq); if (!devinfo->rx_reqs) goto error; @@ -1302,6 +1266,7 @@ struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev) devinfo->tx_reqs = brcmf_usbdev_qinit(&devinfo->tx_freeq, ntxq); if (!devinfo->tx_reqs) goto error; + devinfo->tx_freecount = ntxq; devinfo->intr_urb = usb_alloc_urb(0, GFP_ATOMIC); if (!devinfo->intr_urb) { @@ -1313,8 +1278,6 @@ struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev) brcmf_dbg(ERROR, "usb_alloc_urb (ctl) failed\n"); goto error; } - devinfo->rxctl_deferrespok = 0; - devinfo->bulk_urb = usb_alloc_urb(0, GFP_ATOMIC); if (!devinfo->bulk_urb) { brcmf_dbg(ERROR, "usb_alloc_urb (bulk) failed\n"); @@ -1336,23 +1299,21 @@ struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev) error: brcmf_dbg(ERROR, "failed!\n"); - brcmf_usb_detach(&devinfo->bus_pub); + brcmf_usb_detach(devinfo); return NULL; } -static int brcmf_usb_probe_cb(struct device *dev, const char *desc, - u32 bustype, u32 hdrlen) +static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo, + const char *desc, u32 bustype, u32 hdrlen) { struct brcmf_bus *bus = NULL; struct brcmf_usbdev *bus_pub = NULL; int ret; + struct device *dev = devinfo->dev; - - bus_pub = brcmf_usb_attach(BRCMF_USB_NRXQ, BRCMF_USB_NTXQ, dev); - if (!bus_pub) { - ret = -ENODEV; - goto fail; - } + bus_pub = brcmf_usb_attach(devinfo, BRCMF_USB_NRXQ, BRCMF_USB_NTXQ); + if (!bus_pub) + return -ENODEV; bus = kzalloc(sizeof(struct brcmf_bus), GFP_ATOMIC); if (!bus) { @@ -1387,23 +1348,21 @@ static int brcmf_usb_probe_cb(struct device *dev, const char *desc, return 0; fail: /* Release resources in reverse order */ - if (bus_pub) - brcmf_usb_detach(bus_pub); kfree(bus); + brcmf_usb_detach(devinfo); return ret; } static void -brcmf_usb_disconnect_cb(struct brcmf_usbdev *bus_pub) +brcmf_usb_disconnect_cb(struct brcmf_usbdev_info *devinfo) { - if (!bus_pub) + if (!devinfo) return; - brcmf_dbg(TRACE, "enter: bus_pub %p\n", bus_pub); - - brcmf_detach(bus_pub->devinfo->dev); - kfree(bus_pub->bus); - brcmf_usb_detach(bus_pub); + brcmf_dbg(TRACE, "enter: bus_pub %p\n", devinfo); + brcmf_detach(devinfo->dev); + kfree(devinfo->bus_pub.bus); + brcmf_usb_detach(devinfo); } static int @@ -1415,18 +1374,18 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) struct usb_device *usb = interface_to_usbdev(intf); int num_of_eps; u8 endpoint_num; + struct brcmf_usbdev_info *devinfo; brcmf_dbg(TRACE, "enter\n"); - usbdev_probe_info.usb = usb; - usbdev_probe_info.intf = intf; + devinfo = kzalloc(sizeof(*devinfo), GFP_ATOMIC); + if (devinfo == NULL) + return -ENOMEM; - if (id != NULL) { - usbdev_probe_info.vid = id->idVendor; - usbdev_probe_info.pid = id->idProduct; - } + devinfo->usbdev = usb; + devinfo->dev = &usb->dev; - usb_set_intfdata(intf, &usbdev_probe_info); + usb_set_intfdata(intf, devinfo); /* Check that the device supports only one configuration */ if (usb->descriptor.bNumConfigurations != 1) { @@ -1475,11 +1434,11 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) } endpoint_num = endpoint->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK; - usbdev_probe_info.intr_pipe = usb_rcvintpipe(usb, endpoint_num); + devinfo->intr_pipe = usb_rcvintpipe(usb, endpoint_num); - usbdev_probe_info.rx_pipe = 0; - usbdev_probe_info.rx_pipe2 = 0; - usbdev_probe_info.tx_pipe = 0; + devinfo->rx_pipe = 0; + devinfo->rx_pipe2 = 0; + devinfo->tx_pipe = 0; num_of_eps = IFDESC(usb, BULK_IF).bNumEndpoints - 1; /* Check data endpoints and get pipes */ @@ -1496,35 +1455,33 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) USB_ENDPOINT_NUMBER_MASK; if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) { - if (!usbdev_probe_info.rx_pipe) { - usbdev_probe_info.rx_pipe = + if (!devinfo->rx_pipe) { + devinfo->rx_pipe = usb_rcvbulkpipe(usb, endpoint_num); } else { - usbdev_probe_info.rx_pipe2 = + devinfo->rx_pipe2 = usb_rcvbulkpipe(usb, endpoint_num); } } else { - usbdev_probe_info.tx_pipe = - usb_sndbulkpipe(usb, endpoint_num); + devinfo->tx_pipe = usb_sndbulkpipe(usb, endpoint_num); } } /* Allocate interrupt URB and data buffer */ /* RNDIS says 8-byte intr, our old drivers used 4-byte */ if (IFEPDESC(usb, CONTROL_IF, 0).wMaxPacketSize == cpu_to_le16(16)) - usbdev_probe_info.intr_size = 8; + devinfo->intr_size = 8; else - usbdev_probe_info.intr_size = 4; + devinfo->intr_size = 4; - usbdev_probe_info.interval = IFEPDESC(usb, CONTROL_IF, 0).bInterval; + devinfo->interval = IFEPDESC(usb, CONTROL_IF, 0).bInterval; - usbdev_probe_info.device_speed = usb->speed; if (usb->speed == USB_SPEED_HIGH) brcmf_dbg(INFO, "Broadcom high speed USB wireless device detected\n"); else brcmf_dbg(INFO, "Broadcom full speed USB wireless device detected\n"); - ret = brcmf_usb_probe_cb(&usb->dev, "", USB_BUS, 0); + ret = brcmf_usb_probe_cb(devinfo, "", USB_BUS, 0); if (ret) goto fail; @@ -1533,6 +1490,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) fail: brcmf_dbg(ERROR, "failed with errno %d\n", ret); + kfree(devinfo); usb_set_intfdata(intf, NULL); return ret; @@ -1541,11 +1499,12 @@ fail: static void brcmf_usb_disconnect(struct usb_interface *intf) { - struct usb_device *usb = interface_to_usbdev(intf); + struct brcmf_usbdev_info *devinfo; brcmf_dbg(TRACE, "enter\n"); - brcmf_usb_disconnect_cb(brcmf_usb_get_buspub(&usb->dev)); - usb_set_intfdata(intf, NULL); + devinfo = (struct brcmf_usbdev_info *)usb_get_intfdata(intf); + brcmf_usb_disconnect_cb(devinfo); + kfree(devinfo); } /* @@ -1577,17 +1536,23 @@ static int brcmf_usb_resume(struct usb_interface *intf) } #define BRCMF_USB_VENDOR_ID_BROADCOM 0x0a5c +#define BRCMF_USB_DEVICE_ID_43143 0xbd1e #define BRCMF_USB_DEVICE_ID_43236 0xbd17 +#define BRCMF_USB_DEVICE_ID_43242 0xbd1f #define BRCMF_USB_DEVICE_ID_BCMFW 0x0bdc static struct usb_device_id brcmf_usb_devid_table[] = { + { USB_DEVICE(BRCMF_USB_VENDOR_ID_BROADCOM, BRCMF_USB_DEVICE_ID_43143) }, { USB_DEVICE(BRCMF_USB_VENDOR_ID_BROADCOM, BRCMF_USB_DEVICE_ID_43236) }, + { USB_DEVICE(BRCMF_USB_VENDOR_ID_BROADCOM, BRCMF_USB_DEVICE_ID_43242) }, /* special entry for device with firmware loaded and running */ { USB_DEVICE(BRCMF_USB_VENDOR_ID_BROADCOM, BRCMF_USB_DEVICE_ID_BCMFW) }, { } }; MODULE_DEVICE_TABLE(usb, brcmf_usb_devid_table); +MODULE_FIRMWARE(BRCMF_USB_43143_FW_NAME); MODULE_FIRMWARE(BRCMF_USB_43236_FW_NAME); +MODULE_FIRMWARE(BRCMF_USB_43242_FW_NAME); /* TODO: suspend and resume entries */ static struct usb_driver brcmf_usbdrvr = { @@ -1601,15 +1566,25 @@ static struct usb_driver brcmf_usbdrvr = { .disable_hub_initiated_lpm = 1, }; +static void brcmf_release_fw(struct list_head *q) +{ + struct brcmf_usb_image *fw_image, *next; + + list_for_each_entry_safe(fw_image, next, q, list) { + vfree(fw_image->image); + list_del_init(&fw_image->list); + } +} + + void brcmf_usb_exit(void) { usb_deregister(&brcmf_usbdrvr); - vfree(g_image.data); - g_image.data = NULL; - g_image.len = 0; + brcmf_release_fw(&fw_image_list); } void brcmf_usb_init(void) { + INIT_LIST_HEAD(&fw_image_list); usb_register(&brcmf_usbdrvr); } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 50b5553b6964..c1abaa6db59e 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -28,6 +28,7 @@ #include <linux/ieee80211.h> #include <linux/uaccess.h> #include <net/cfg80211.h> +#include <net/netlink.h> #include <brcmu_utils.h> #include <defs.h> @@ -35,6 +36,58 @@ #include "dhd.h" #include "wl_cfg80211.h" +#define BRCMF_SCAN_IE_LEN_MAX 2048 +#define BRCMF_PNO_VERSION 2 +#define BRCMF_PNO_TIME 30 +#define BRCMF_PNO_REPEAT 4 +#define BRCMF_PNO_FREQ_EXPO_MAX 3 +#define BRCMF_PNO_MAX_PFN_COUNT 16 +#define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 +#define BRCMF_PNO_HIDDEN_BIT 2 +#define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF +#define BRCMF_PNO_SCAN_COMPLETE 1 +#define BRCMF_PNO_SCAN_INCOMPLETE 0 + +#define TLV_LEN_OFF 1 /* length offset */ +#define TLV_HDR_LEN 2 /* header length */ +#define TLV_BODY_OFF 2 /* body offset */ +#define TLV_OUI_LEN 3 /* oui id length */ +#define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ +#define WPA_OUI_TYPE 1 +#define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ +#define WME_OUI_TYPE 2 + +#define VS_IE_FIXED_HDR_LEN 6 +#define WPA_IE_VERSION_LEN 2 +#define WPA_IE_MIN_OUI_LEN 4 +#define WPA_IE_SUITE_COUNT_LEN 2 + +#define WPA_CIPHER_NONE 0 /* None */ +#define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ +#define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ +#define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ +#define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ + +#define RSN_AKM_NONE 0 /* None (IBSS) */ +#define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ +#define RSN_AKM_PSK 2 /* Pre-shared Key */ +#define RSN_CAP_LEN 2 /* Length of RSN capabilities */ +#define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C + +#define VNDR_IE_CMD_LEN 4 /* length of the set command + * string :"add", "del" (+ NUL) + */ +#define VNDR_IE_COUNT_OFFSET 4 +#define VNDR_IE_PKTFLAG_OFFSET 8 +#define VNDR_IE_VSIE_OFFSET 12 +#define VNDR_IE_HDR_SIZE 12 +#define VNDR_IE_BEACON_FLAG 0x1 +#define VNDR_IE_PRBRSP_FLAG 0x2 +#define MAX_VNDR_IE_NUMBER 5 + +#define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ +#define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ + #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) @@ -42,33 +95,12 @@ static const u8 ether_bcast[ETH_ALEN] = {255, 255, 255, 255, 255, 255}; static u32 brcmf_dbg_level = WL_DBG_ERR; -static void brcmf_set_drvdata(struct brcmf_cfg80211_dev *dev, void *data) -{ - dev->driver_data = data; -} - -static void *brcmf_get_drvdata(struct brcmf_cfg80211_dev *dev) -{ - void *data = NULL; - - if (dev) - data = dev->driver_data; - return data; -} - -static -struct brcmf_cfg80211_priv *brcmf_priv_get(struct brcmf_cfg80211_dev *cfg_dev) -{ - struct brcmf_cfg80211_iface *ci = brcmf_get_drvdata(cfg_dev); - return ci->cfg_priv; -} - static bool check_sys_up(struct wiphy *wiphy) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - if (!test_bit(WL_STATUS_READY, &cfg_priv->status)) { + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + if (!test_bit(WL_STATUS_READY, &cfg->status)) { WL_INFO("device is not ready : status (%d)\n", - (int)cfg_priv->status); + (int)cfg->status); return false; } return true; @@ -256,6 +288,25 @@ struct brcmf_tlv { u8 data[1]; }; +/* Vendor specific ie. id = 221, oui and type defines exact ie */ +struct brcmf_vs_tlv { + u8 id; + u8 len; + u8 oui[3]; + u8 oui_type; +}; + +struct parsed_vndr_ie_info { + u8 *ie_ptr; + u32 ie_len; /* total length including id & length field */ + struct brcmf_vs_tlv vndrie; +}; + +struct parsed_vndr_ies { + u32 count; + struct parsed_vndr_ie_info ie_info[MAX_VNDR_IE_NUMBER]; +}; + /* Quarter dBm units to mW * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153 * Table is offset so the last entry is largest mW value that fits in @@ -353,6 +404,44 @@ brcmf_exec_dcmd_u32(struct net_device *ndev, u32 cmd, u32 *par) return err; } +static s32 +brcmf_dev_iovar_setbuf_bsscfg(struct net_device *ndev, s8 *name, + void *param, s32 paramlen, + void *buf, s32 buflen, s32 bssidx) +{ + s32 err = -ENOMEM; + u32 len; + + len = brcmf_c_mkiovar_bsscfg(name, param, paramlen, + buf, buflen, bssidx); + BUG_ON(!len); + if (len > 0) + err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_VAR, buf, len); + if (err) + WL_ERR("error (%d)\n", err); + + return err; +} + +static s32 +brcmf_dev_iovar_getbuf_bsscfg(struct net_device *ndev, s8 *name, + void *param, s32 paramlen, + void *buf, s32 buflen, s32 bssidx) +{ + s32 err = -ENOMEM; + u32 len; + + len = brcmf_c_mkiovar_bsscfg(name, param, paramlen, + buf, buflen, bssidx); + BUG_ON(!len); + if (len > 0) + err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_VAR, buf, len); + if (err) + WL_ERR("error (%d)\n", err); + + return err; +} + static void convert_key_from_CPU(struct brcmf_wsec_key *key, struct brcmf_wsec_key_le *key_le) { @@ -367,16 +456,22 @@ static void convert_key_from_CPU(struct brcmf_wsec_key *key, memcpy(key_le->ea, key->ea, sizeof(key->ea)); } -static int send_key_to_dongle(struct net_device *ndev, - struct brcmf_wsec_key *key) +static int +send_key_to_dongle(struct brcmf_cfg80211_info *cfg, s32 bssidx, + struct net_device *ndev, struct brcmf_wsec_key *key) { int err; struct brcmf_wsec_key_le key_le; convert_key_from_CPU(key, &key_le); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_KEY, &key_le, sizeof(key_le)); + + err = brcmf_dev_iovar_setbuf_bsscfg(ndev, "wsec_key", &key_le, + sizeof(key_le), + cfg->extra_buf, + WL_EXTRA_BUF_MAX, bssidx); + if (err) - WL_ERR("WLC_SET_KEY error (%d)\n", err); + WL_ERR("wsec_key error (%d)\n", err); return err; } @@ -385,14 +480,12 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, enum nl80211_iftype type, u32 *flags, struct vif_params *params) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct wireless_dev *wdev; + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); s32 infra = 0; + s32 ap = 0; s32 err = 0; - WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) - return -EIO; + WL_TRACE("Enter, ndev=%p, type=%d\n", ndev, type); switch (type) { case NL80211_IFTYPE_MONITOR: @@ -401,29 +494,44 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, type); return -EOPNOTSUPP; case NL80211_IFTYPE_ADHOC: - cfg_priv->conf->mode = WL_MODE_IBSS; + cfg->conf->mode = WL_MODE_IBSS; infra = 0; break; case NL80211_IFTYPE_STATION: - cfg_priv->conf->mode = WL_MODE_BSS; + cfg->conf->mode = WL_MODE_BSS; infra = 1; break; + case NL80211_IFTYPE_AP: + cfg->conf->mode = WL_MODE_AP; + ap = 1; + break; default: err = -EINVAL; goto done; } - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_INFRA, &infra); - if (err) { - WL_ERR("WLC_SET_INFRA error (%d)\n", err); - err = -EAGAIN; + if (ap) { + set_bit(WL_STATUS_AP_CREATING, &cfg->status); + if (!cfg->ap_info) + cfg->ap_info = kzalloc(sizeof(*cfg->ap_info), + GFP_KERNEL); + if (!cfg->ap_info) { + err = -ENOMEM; + goto done; + } + WL_INFO("IF Type = AP\n"); } else { - wdev = ndev->ieee80211_ptr; - wdev->iftype = type; + err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_INFRA, &infra); + if (err) { + WL_ERR("WLC_SET_INFRA error (%d)\n", err); + err = -EAGAIN; + goto done; + } + WL_INFO("IF Type = %s\n", + (cfg->conf->mode == WL_MODE_IBSS) ? + "Adhoc" : "Infra"); } - - WL_INFO("IF Type = %s\n", - (cfg_priv->conf->mode == WL_MODE_IBSS) ? "Adhoc" : "Infra"); + ndev->ieee80211_ptr->iftype = type; done: WL_TRACE("Exit\n"); @@ -474,12 +582,55 @@ brcmf_dev_intvar_get(struct net_device *ndev, s8 *name, s32 *retval) return err; } +static s32 +brcmf_dev_intvar_set_bsscfg(struct net_device *ndev, s8 *name, u32 val, + s32 bssidx) +{ + s8 buf[BRCMF_DCMD_SMLEN]; + __le32 val_le; + + val_le = cpu_to_le32(val); + + return brcmf_dev_iovar_setbuf_bsscfg(ndev, name, &val_le, + sizeof(val_le), buf, sizeof(buf), + bssidx); +} + +static s32 +brcmf_dev_intvar_get_bsscfg(struct net_device *ndev, s8 *name, s32 *val, + s32 bssidx) +{ + s8 buf[BRCMF_DCMD_SMLEN]; + s32 err; + __le32 val_le; + + memset(buf, 0, sizeof(buf)); + err = brcmf_dev_iovar_getbuf_bsscfg(ndev, name, val, sizeof(*val), buf, + sizeof(buf), bssidx); + if (err == 0) { + memcpy(&val_le, buf, sizeof(val_le)); + *val = le32_to_cpu(val_le); + } + return err; +} + + +/* + * For now brcmf_find_bssidx will return 0. Once p2p gets implemented this + * should return the ndev matching bssidx. + */ +static s32 +brcmf_find_bssidx(struct brcmf_cfg80211_info *cfg, struct net_device *ndev) +{ + return 0; +} + static void brcmf_set_mpc(struct net_device *ndev, int mpc) { s32 err = 0; - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); - if (test_bit(WL_STATUS_READY, &cfg_priv->status)) { + if (test_bit(WL_STATUS_READY, &cfg->status)) { err = brcmf_dev_intvar_set(ndev, "mpc", mpc); if (err) { WL_ERR("fail to set mpc\n"); @@ -489,8 +640,8 @@ static void brcmf_set_mpc(struct net_device *ndev, int mpc) } } -static void wl_iscan_prep(struct brcmf_scan_params_le *params_le, - struct brcmf_ssid *ssid) +static void brcmf_iscan_prep(struct brcmf_scan_params_le *params_le, + struct brcmf_ssid *ssid) { memcpy(params_le->bssid, ether_bcast, ETH_ALEN); params_le->bss_type = DOT11_BSSTYPE_ANY; @@ -546,7 +697,7 @@ brcmf_run_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan, return -ENOMEM; BUG_ON(params_size >= BRCMF_DCMD_SMLEN); - wl_iscan_prep(¶ms->params_le, ssid); + brcmf_iscan_prep(¶ms->params_le, ssid); params->version = cpu_to_le32(BRCMF_ISCAN_REQ_VERSION); params->action = cpu_to_le16(action); @@ -565,10 +716,10 @@ brcmf_run_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan, return err; } -static s32 brcmf_do_iscan(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_do_iscan(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv); - struct net_device *ndev = cfg_to_ndev(cfg_priv); + struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg); + struct net_device *ndev = cfg_to_ndev(cfg); struct brcmf_ssid ssid; __le32 passive_scan; s32 err = 0; @@ -578,19 +729,19 @@ static s32 brcmf_do_iscan(struct brcmf_cfg80211_priv *cfg_priv) iscan->state = WL_ISCAN_STATE_SCANING; - passive_scan = cfg_priv->active_scan ? 0 : cpu_to_le32(1); - err = brcmf_exec_dcmd(cfg_to_ndev(cfg_priv), BRCMF_C_SET_PASSIVE_SCAN, + passive_scan = cfg->active_scan ? 0 : cpu_to_le32(1); + err = brcmf_exec_dcmd(cfg_to_ndev(cfg), BRCMF_C_SET_PASSIVE_SCAN, &passive_scan, sizeof(passive_scan)); if (err) { WL_ERR("error (%d)\n", err); return err; } brcmf_set_mpc(ndev, 0); - cfg_priv->iscan_kickstart = true; + cfg->iscan_kickstart = true; err = brcmf_run_iscan(iscan, &ssid, BRCMF_SCAN_ACTION_START); if (err) { brcmf_set_mpc(ndev, 1); - cfg_priv->iscan_kickstart = false; + cfg->iscan_kickstart = false; return err; } mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000); @@ -599,31 +750,31 @@ static s32 brcmf_do_iscan(struct brcmf_cfg80211_priv *cfg_priv) } static s32 -__brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, - struct cfg80211_scan_request *request, - struct cfg80211_ssid *this_ssid) +brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev, + struct cfg80211_scan_request *request, + struct cfg80211_ssid *this_ssid) { - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); struct cfg80211_ssid *ssids; - struct brcmf_cfg80211_scan_req *sr = cfg_priv->scan_req_int; + struct brcmf_cfg80211_scan_req *sr = cfg->scan_req_int; __le32 passive_scan; bool iscan_req; bool spec_scan; s32 err = 0; u32 SSID_len; - if (test_bit(WL_STATUS_SCANNING, &cfg_priv->status)) { - WL_ERR("Scanning already : status (%lu)\n", cfg_priv->status); + if (test_bit(WL_STATUS_SCANNING, &cfg->status)) { + WL_ERR("Scanning already : status (%lu)\n", cfg->status); return -EAGAIN; } - if (test_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status)) { + if (test_bit(WL_STATUS_SCAN_ABORTING, &cfg->status)) { WL_ERR("Scanning being aborted : status (%lu)\n", - cfg_priv->status); + cfg->status); return -EAGAIN; } - if (test_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) { + if (test_bit(WL_STATUS_CONNECTING, &cfg->status)) { WL_ERR("Connecting : status (%lu)\n", - cfg_priv->status); + cfg->status); return -EAGAIN; } @@ -632,7 +783,7 @@ __brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, if (request) { /* scan bss */ ssids = request->ssids; - if (cfg_priv->iscan_on && (!ssids || !ssids->ssid_len)) + if (cfg->iscan_on && (!ssids || !ssids->ssid_len)) iscan_req = true; } else { /* scan in ibss */ @@ -640,10 +791,10 @@ __brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, ssids = this_ssid; } - cfg_priv->scan_request = request; - set_bit(WL_STATUS_SCANNING, &cfg_priv->status); + cfg->scan_request = request; + set_bit(WL_STATUS_SCANNING, &cfg->status); if (iscan_req) { - err = brcmf_do_iscan(cfg_priv); + err = brcmf_do_iscan(cfg); if (!err) return err; else @@ -662,7 +813,7 @@ __brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, WL_SCAN("Broadcast scan\n"); } - passive_scan = cfg_priv->active_scan ? 0 : cpu_to_le32(1); + passive_scan = cfg->active_scan ? 0 : cpu_to_le32(1); err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_PASSIVE_SCAN, &passive_scan, sizeof(passive_scan)); if (err) { @@ -687,8 +838,346 @@ __brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, return 0; scan_out: - clear_bit(WL_STATUS_SCANNING, &cfg_priv->status); - cfg_priv->scan_request = NULL; + clear_bit(WL_STATUS_SCANNING, &cfg->status); + cfg->scan_request = NULL; + return err; +} + +static void brcmf_escan_prep(struct brcmf_scan_params_le *params_le, + struct cfg80211_scan_request *request) +{ + u32 n_ssids; + u32 n_channels; + s32 i; + s32 offset; + u16 chanspec; + u16 channel; + struct ieee80211_channel *req_channel; + char *ptr; + struct brcmf_ssid_le ssid_le; + + memcpy(params_le->bssid, ether_bcast, ETH_ALEN); + params_le->bss_type = DOT11_BSSTYPE_ANY; + params_le->scan_type = 0; + params_le->channel_num = 0; + params_le->nprobes = cpu_to_le32(-1); + params_le->active_time = cpu_to_le32(-1); + params_le->passive_time = cpu_to_le32(-1); + params_le->home_time = cpu_to_le32(-1); + memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); + + /* if request is null exit so it will be all channel broadcast scan */ + if (!request) + return; + + n_ssids = request->n_ssids; + n_channels = request->n_channels; + /* Copy channel array if applicable */ + WL_SCAN("### List of channelspecs to scan ### %d\n", n_channels); + if (n_channels > 0) { + for (i = 0; i < n_channels; i++) { + chanspec = 0; + req_channel = request->channels[i]; + channel = ieee80211_frequency_to_channel( + req_channel->center_freq); + if (req_channel->band == IEEE80211_BAND_2GHZ) + chanspec |= WL_CHANSPEC_BAND_2G; + else + chanspec |= WL_CHANSPEC_BAND_5G; + + if (req_channel->flags & IEEE80211_CHAN_NO_HT40) { + chanspec |= WL_CHANSPEC_BW_20; + chanspec |= WL_CHANSPEC_CTL_SB_NONE; + } else { + chanspec |= WL_CHANSPEC_BW_40; + if (req_channel->flags & + IEEE80211_CHAN_NO_HT40PLUS) + chanspec |= WL_CHANSPEC_CTL_SB_LOWER; + else + chanspec |= WL_CHANSPEC_CTL_SB_UPPER; + } + + chanspec |= (channel & WL_CHANSPEC_CHAN_MASK); + WL_SCAN("Chan : %d, Channel spec: %x\n", + channel, chanspec); + params_le->channel_list[i] = cpu_to_le16(chanspec); + } + } else { + WL_SCAN("Scanning all channels\n"); + } + /* Copy ssid array if applicable */ + WL_SCAN("### List of SSIDs to scan ### %d\n", n_ssids); + if (n_ssids > 0) { + offset = offsetof(struct brcmf_scan_params_le, channel_list) + + n_channels * sizeof(u16); + offset = roundup(offset, sizeof(u32)); + ptr = (char *)params_le + offset; + for (i = 0; i < n_ssids; i++) { + memset(&ssid_le, 0, sizeof(ssid_le)); + ssid_le.SSID_len = + cpu_to_le32(request->ssids[i].ssid_len); + memcpy(ssid_le.SSID, request->ssids[i].ssid, + request->ssids[i].ssid_len); + if (!ssid_le.SSID_len) + WL_SCAN("%d: Broadcast scan\n", i); + else + WL_SCAN("%d: scan for %s size =%d\n", i, + ssid_le.SSID, ssid_le.SSID_len); + memcpy(ptr, &ssid_le, sizeof(ssid_le)); + ptr += sizeof(ssid_le); + } + } else { + WL_SCAN("Broadcast scan %p\n", request->ssids); + if ((request->ssids) && request->ssids->ssid_len) { + WL_SCAN("SSID %s len=%d\n", params_le->ssid_le.SSID, + request->ssids->ssid_len); + params_le->ssid_le.SSID_len = + cpu_to_le32(request->ssids->ssid_len); + memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, + request->ssids->ssid_len); + } + } + /* Adding mask to channel numbers */ + params_le->channel_num = + cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | + (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); +} + +static s32 +brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, + struct net_device *ndev, + bool aborted, bool fw_abort) +{ + struct brcmf_scan_params_le params_le; + struct cfg80211_scan_request *scan_request; + s32 err = 0; + + WL_SCAN("Enter\n"); + + /* clear scan request, because the FW abort can cause a second call */ + /* to this functon and might cause a double cfg80211_scan_done */ + scan_request = cfg->scan_request; + cfg->scan_request = NULL; + + if (timer_pending(&cfg->escan_timeout)) + del_timer_sync(&cfg->escan_timeout); + + if (fw_abort) { + /* Do a scan abort to stop the driver's scan engine */ + WL_SCAN("ABORT scan in firmware\n"); + memset(¶ms_le, 0, sizeof(params_le)); + memcpy(params_le.bssid, ether_bcast, ETH_ALEN); + params_le.bss_type = DOT11_BSSTYPE_ANY; + params_le.scan_type = 0; + params_le.channel_num = cpu_to_le32(1); + params_le.nprobes = cpu_to_le32(1); + params_le.active_time = cpu_to_le32(-1); + params_le.passive_time = cpu_to_le32(-1); + params_le.home_time = cpu_to_le32(-1); + /* Scan is aborted by setting channel_list[0] to -1 */ + params_le.channel_list[0] = cpu_to_le16(-1); + /* E-Scan (or anyother type) can be aborted by SCAN */ + err = brcmf_exec_dcmd(ndev, BRCMF_C_SCAN, ¶ms_le, + sizeof(params_le)); + if (err) + WL_ERR("Scan abort failed\n"); + } + /* + * e-scan can be initiated by scheduled scan + * which takes precedence. + */ + if (cfg->sched_escan) { + WL_SCAN("scheduled scan completed\n"); + cfg->sched_escan = false; + if (!aborted) + cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); + brcmf_set_mpc(ndev, 1); + } else if (scan_request) { + WL_SCAN("ESCAN Completed scan: %s\n", + aborted ? "Aborted" : "Done"); + cfg80211_scan_done(scan_request, aborted); + brcmf_set_mpc(ndev, 1); + } + if (!test_and_clear_bit(WL_STATUS_SCANNING, &cfg->status)) { + WL_ERR("Scan complete while device not scanning\n"); + return -EPERM; + } + + return err; +} + +static s32 +brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, + struct cfg80211_scan_request *request, u16 action) +{ + s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + + offsetof(struct brcmf_escan_params_le, params_le); + struct brcmf_escan_params_le *params; + s32 err = 0; + + WL_SCAN("E-SCAN START\n"); + + if (request != NULL) { + /* Allocate space for populating ssids in struct */ + params_size += sizeof(u32) * ((request->n_channels + 1) / 2); + + /* Allocate space for populating ssids in struct */ + params_size += sizeof(struct brcmf_ssid) * request->n_ssids; + } + + params = kzalloc(params_size, GFP_KERNEL); + if (!params) { + err = -ENOMEM; + goto exit; + } + BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); + brcmf_escan_prep(¶ms->params_le, request); + params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); + params->action = cpu_to_le16(action); + params->sync_id = cpu_to_le16(0x1234); + + err = brcmf_dev_iovar_setbuf(ndev, "escan", params, params_size, + cfg->escan_ioctl_buf, BRCMF_DCMD_MEDLEN); + if (err) { + if (err == -EBUSY) + WL_INFO("system busy : escan canceled\n"); + else + WL_ERR("error (%d)\n", err); + } + + kfree(params); +exit: + return err; +} + +static s32 +brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, + struct net_device *ndev, struct cfg80211_scan_request *request) +{ + s32 err; + __le32 passive_scan; + struct brcmf_scan_results *results; + + WL_SCAN("Enter\n"); + cfg->escan_info.ndev = ndev; + cfg->escan_info.wiphy = wiphy; + cfg->escan_info.escan_state = WL_ESCAN_STATE_SCANNING; + passive_scan = cfg->active_scan ? 0 : cpu_to_le32(1); + err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_PASSIVE_SCAN, + &passive_scan, sizeof(passive_scan)); + if (err) { + WL_ERR("error (%d)\n", err); + return err; + } + brcmf_set_mpc(ndev, 0); + results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; + results->version = 0; + results->count = 0; + results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; + + err = brcmf_run_escan(cfg, ndev, request, WL_ESCAN_ACTION_START); + if (err) + brcmf_set_mpc(ndev, 1); + return err; +} + +static s32 +brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, + struct cfg80211_scan_request *request, + struct cfg80211_ssid *this_ssid) +{ + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); + struct cfg80211_ssid *ssids; + struct brcmf_cfg80211_scan_req *sr = cfg->scan_req_int; + __le32 passive_scan; + bool escan_req; + bool spec_scan; + s32 err; + u32 SSID_len; + + WL_SCAN("START ESCAN\n"); + + if (test_bit(WL_STATUS_SCANNING, &cfg->status)) { + WL_ERR("Scanning already : status (%lu)\n", cfg->status); + return -EAGAIN; + } + if (test_bit(WL_STATUS_SCAN_ABORTING, &cfg->status)) { + WL_ERR("Scanning being aborted : status (%lu)\n", + cfg->status); + return -EAGAIN; + } + if (test_bit(WL_STATUS_CONNECTING, &cfg->status)) { + WL_ERR("Connecting : status (%lu)\n", + cfg->status); + return -EAGAIN; + } + + /* Arm scan timeout timer */ + mod_timer(&cfg->escan_timeout, jiffies + + WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); + + escan_req = false; + if (request) { + /* scan bss */ + ssids = request->ssids; + escan_req = true; + } else { + /* scan in ibss */ + /* we don't do escan in ibss */ + ssids = this_ssid; + } + + cfg->scan_request = request; + set_bit(WL_STATUS_SCANNING, &cfg->status); + if (escan_req) { + err = brcmf_do_escan(cfg, wiphy, ndev, request); + if (!err) + return err; + else + goto scan_out; + } else { + WL_SCAN("ssid \"%s\", ssid_len (%d)\n", + ssids->ssid, ssids->ssid_len); + memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); + SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); + sr->ssid_le.SSID_len = cpu_to_le32(0); + spec_scan = false; + if (SSID_len) { + memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); + sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); + spec_scan = true; + } else + WL_SCAN("Broadcast scan\n"); + + passive_scan = cfg->active_scan ? 0 : cpu_to_le32(1); + err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_PASSIVE_SCAN, + &passive_scan, sizeof(passive_scan)); + if (err) { + WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err); + goto scan_out; + } + brcmf_set_mpc(ndev, 0); + err = brcmf_exec_dcmd(ndev, BRCMF_C_SCAN, &sr->ssid_le, + sizeof(sr->ssid_le)); + if (err) { + if (err == -EBUSY) + WL_INFO("BUSY: scan for \"%s\" canceled\n", + sr->ssid_le.SSID); + else + WL_ERR("WLC_SCAN error (%d)\n", err); + + brcmf_set_mpc(ndev, 1); + goto scan_out; + } + } + + return 0; + +scan_out: + clear_bit(WL_STATUS_SCANNING, &cfg->status); + if (timer_pending(&cfg->escan_timeout)) + del_timer_sync(&cfg->escan_timeout); + cfg->scan_request = NULL; return err; } @@ -697,6 +1186,7 @@ brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) { struct net_device *ndev = request->wdev->netdev; + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); s32 err = 0; WL_TRACE("Enter\n"); @@ -704,7 +1194,11 @@ brcmf_cfg80211_scan(struct wiphy *wiphy, if (!check_sys_up(wiphy)) return -EIO; - err = __brcmf_cfg80211_scan(wiphy, ndev, request, NULL); + if (cfg->iscan_on) + err = brcmf_cfg80211_iscan(wiphy, ndev, request, NULL); + else if (cfg->escan_on) + err = brcmf_cfg80211_escan(wiphy, ndev, request, NULL); + if (err) WL_ERR("scan error (%d)\n", err); @@ -749,8 +1243,8 @@ static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg_to_ndev(cfg_priv); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct net_device *ndev = cfg_to_ndev(cfg); s32 err = 0; WL_TRACE("Enter\n"); @@ -758,30 +1252,30 @@ static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) return -EIO; if (changed & WIPHY_PARAM_RTS_THRESHOLD && - (cfg_priv->conf->rts_threshold != wiphy->rts_threshold)) { - cfg_priv->conf->rts_threshold = wiphy->rts_threshold; - err = brcmf_set_rts(ndev, cfg_priv->conf->rts_threshold); + (cfg->conf->rts_threshold != wiphy->rts_threshold)) { + cfg->conf->rts_threshold = wiphy->rts_threshold; + err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); if (!err) goto done; } if (changed & WIPHY_PARAM_FRAG_THRESHOLD && - (cfg_priv->conf->frag_threshold != wiphy->frag_threshold)) { - cfg_priv->conf->frag_threshold = wiphy->frag_threshold; - err = brcmf_set_frag(ndev, cfg_priv->conf->frag_threshold); + (cfg->conf->frag_threshold != wiphy->frag_threshold)) { + cfg->conf->frag_threshold = wiphy->frag_threshold; + err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); if (!err) goto done; } if (changed & WIPHY_PARAM_RETRY_LONG - && (cfg_priv->conf->retry_long != wiphy->retry_long)) { - cfg_priv->conf->retry_long = wiphy->retry_long; - err = brcmf_set_retry(ndev, cfg_priv->conf->retry_long, true); + && (cfg->conf->retry_long != wiphy->retry_long)) { + cfg->conf->retry_long = wiphy->retry_long; + err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); if (!err) goto done; } if (changed & WIPHY_PARAM_RETRY_SHORT - && (cfg_priv->conf->retry_short != wiphy->retry_short)) { - cfg_priv->conf->retry_short = wiphy->retry_short; - err = brcmf_set_retry(ndev, cfg_priv->conf->retry_short, false); + && (cfg->conf->retry_short != wiphy->retry_short)) { + cfg->conf->retry_short = wiphy->retry_short; + err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); if (!err) goto done; } @@ -791,61 +1285,6 @@ done: return err; } -static void *brcmf_read_prof(struct brcmf_cfg80211_priv *cfg_priv, s32 item) -{ - switch (item) { - case WL_PROF_SEC: - return &cfg_priv->profile->sec; - case WL_PROF_BSSID: - return &cfg_priv->profile->bssid; - case WL_PROF_SSID: - return &cfg_priv->profile->ssid; - } - WL_ERR("invalid item (%d)\n", item); - return NULL; -} - -static s32 -brcmf_update_prof(struct brcmf_cfg80211_priv *cfg_priv, - const struct brcmf_event_msg *e, void *data, s32 item) -{ - s32 err = 0; - struct brcmf_ssid *ssid; - - switch (item) { - case WL_PROF_SSID: - ssid = (struct brcmf_ssid *) data; - memset(cfg_priv->profile->ssid.SSID, 0, - sizeof(cfg_priv->profile->ssid.SSID)); - memcpy(cfg_priv->profile->ssid.SSID, - ssid->SSID, ssid->SSID_len); - cfg_priv->profile->ssid.SSID_len = ssid->SSID_len; - break; - case WL_PROF_BSSID: - if (data) - memcpy(cfg_priv->profile->bssid, data, ETH_ALEN); - else - memset(cfg_priv->profile->bssid, 0, ETH_ALEN); - break; - case WL_PROF_SEC: - memcpy(&cfg_priv->profile->sec, data, - sizeof(cfg_priv->profile->sec)); - break; - case WL_PROF_BEACONINT: - cfg_priv->profile->beacon_interval = *(u16 *)data; - break; - case WL_PROF_DTIMPERIOD: - cfg_priv->profile->dtim_period = *(u8 *)data; - break; - default: - WL_ERR("unsupported item (%d)\n", item); - err = -EOPNOTSUPP; - break; - } - - return err; -} - static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) { memset(prof, 0, sizeof(*prof)); @@ -878,20 +1317,20 @@ static void brcmf_ch_to_chanspec(int ch, struct brcmf_join_params *join_params, } } -static void brcmf_link_down(struct brcmf_cfg80211_priv *cfg_priv) +static void brcmf_link_down(struct brcmf_cfg80211_info *cfg) { struct net_device *ndev = NULL; s32 err = 0; WL_TRACE("Enter\n"); - if (cfg_priv->link_up) { - ndev = cfg_to_ndev(cfg_priv); + if (cfg->link_up) { + ndev = cfg_to_ndev(cfg); WL_INFO("Call WLC_DISASSOC to stop excess roaming\n "); err = brcmf_exec_dcmd(ndev, BRCMF_C_DISASSOC, NULL, 0); if (err) WL_ERR("WLC_DISASSOC failed (%d)\n", err); - cfg_priv->link_up = false; + cfg->link_up = false; } WL_TRACE("Exit\n"); } @@ -900,13 +1339,13 @@ static s32 brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_ibss_params *params) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_profile *profile = cfg->profile; struct brcmf_join_params join_params; size_t join_params_size = 0; s32 err = 0; s32 wsec = 0; s32 bcnprd; - struct brcmf_ssid ssid; WL_TRACE("Enter\n"); if (!check_sys_up(wiphy)) @@ -919,7 +1358,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, return -EOPNOTSUPP; } - set_bit(WL_STATUS_CONNECTING, &cfg_priv->status); + set_bit(WL_STATUS_CONNECTING, &cfg->status); if (params->bssid) WL_CONN("BSSID: %pM\n", params->bssid); @@ -982,40 +1421,38 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, memset(&join_params, 0, sizeof(struct brcmf_join_params)); /* SSID */ - ssid.SSID_len = min_t(u32, params->ssid_len, 32); - memcpy(ssid.SSID, params->ssid, ssid.SSID_len); - memcpy(join_params.ssid_le.SSID, params->ssid, ssid.SSID_len); - join_params.ssid_le.SSID_len = cpu_to_le32(ssid.SSID_len); + profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); + memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); + memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); + join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); join_params_size = sizeof(join_params.ssid_le); - brcmf_update_prof(cfg_priv, NULL, &ssid, WL_PROF_SSID); /* BSSID */ if (params->bssid) { memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); join_params_size = sizeof(join_params.ssid_le) + BRCMF_ASSOC_PARAMS_FIXED_SIZE; + memcpy(profile->bssid, params->bssid, ETH_ALEN); } else { memcpy(join_params.params_le.bssid, ether_bcast, ETH_ALEN); + memset(profile->bssid, 0, ETH_ALEN); } - brcmf_update_prof(cfg_priv, NULL, - &join_params.params_le.bssid, WL_PROF_BSSID); - /* Channel */ if (params->channel) { u32 target_channel; - cfg_priv->channel = + cfg->channel = ieee80211_frequency_to_channel( params->channel->center_freq); if (params->channel_fixed) { /* adding chanspec */ - brcmf_ch_to_chanspec(cfg_priv->channel, + brcmf_ch_to_chanspec(cfg->channel, &join_params, &join_params_size); } /* set channel for starter */ - target_channel = cfg_priv->channel; + target_channel = cfg->channel; err = brcmf_exec_dcmd_u32(ndev, BRCM_SET_CHANNEL, &target_channel); if (err) { @@ -1023,9 +1460,9 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, goto done; } } else - cfg_priv->channel = 0; + cfg->channel = 0; - cfg_priv->ibss_starter = false; + cfg->ibss_starter = false; err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_SSID, @@ -1037,7 +1474,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, done: if (err) - clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status); + clear_bit(WL_STATUS_CONNECTING, &cfg->status); WL_TRACE("Exit\n"); return err; } @@ -1045,14 +1482,14 @@ done: static s32 brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); s32 err = 0; WL_TRACE("Enter\n"); if (!check_sys_up(wiphy)) return -EIO; - brcmf_link_down(cfg_priv); + brcmf_link_down(cfg); WL_TRACE("Exit\n"); @@ -1062,7 +1499,8 @@ brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) static s32 brcmf_set_wpa_version(struct net_device *ndev, struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); + struct brcmf_cfg80211_profile *profile = cfg->profile; struct brcmf_cfg80211_security *sec; s32 val = 0; s32 err = 0; @@ -1079,7 +1517,7 @@ static s32 brcmf_set_wpa_version(struct net_device *ndev, WL_ERR("set wpa_auth failed (%d)\n", err); return err; } - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); + sec = &profile->sec; sec->wpa_versions = sme->crypto.wpa_versions; return err; } @@ -1087,7 +1525,8 @@ static s32 brcmf_set_wpa_version(struct net_device *ndev, static s32 brcmf_set_auth_type(struct net_device *ndev, struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); + struct brcmf_cfg80211_profile *profile = cfg->profile; struct brcmf_cfg80211_security *sec; s32 val = 0; s32 err = 0; @@ -1118,7 +1557,7 @@ static s32 brcmf_set_auth_type(struct net_device *ndev, WL_ERR("set auth failed (%d)\n", err); return err; } - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); + sec = &profile->sec; sec->auth_type = sme->auth_type; return err; } @@ -1127,7 +1566,8 @@ static s32 brcmf_set_set_cipher(struct net_device *ndev, struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); + struct brcmf_cfg80211_profile *profile = cfg->profile; struct brcmf_cfg80211_security *sec; s32 pval = 0; s32 gval = 0; @@ -1183,7 +1623,7 @@ brcmf_set_set_cipher(struct net_device *ndev, return err; } - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); + sec = &profile->sec; sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; sec->cipher_group = sme->crypto.cipher_group; @@ -1193,7 +1633,8 @@ brcmf_set_set_cipher(struct net_device *ndev, static s32 brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); + struct brcmf_cfg80211_profile *profile = cfg->profile; struct brcmf_cfg80211_security *sec; s32 val = 0; s32 err = 0; @@ -1239,74 +1680,76 @@ brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) return err; } } - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); + sec = &profile->sec; sec->wpa_auth = sme->crypto.akm_suites[0]; return err; } static s32 -brcmf_set_wep_sharedkey(struct net_device *ndev, - struct cfg80211_connect_params *sme) +brcmf_set_sharedkey(struct net_device *ndev, + struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); + struct brcmf_cfg80211_profile *profile = cfg->profile; struct brcmf_cfg80211_security *sec; struct brcmf_wsec_key key; s32 val; s32 err = 0; + s32 bssidx; WL_CONN("key len (%d)\n", sme->key_len); if (sme->key_len == 0) return 0; - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); + sec = &profile->sec; WL_CONN("wpa_versions 0x%x cipher_pairwise 0x%x\n", sec->wpa_versions, sec->cipher_pairwise); if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) return 0; - if (sec->cipher_pairwise & - (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104)) { - memset(&key, 0, sizeof(key)); - key.len = (u32) sme->key_len; - key.index = (u32) sme->key_idx; - if (key.len > sizeof(key.data)) { - WL_ERR("Too long key length (%u)\n", key.len); - return -EINVAL; - } - memcpy(key.data, sme->key, key.len); - key.flags = BRCMF_PRIMARY_KEY; - switch (sec->cipher_pairwise) { - case WLAN_CIPHER_SUITE_WEP40: - key.algo = CRYPTO_ALGO_WEP1; - break; - case WLAN_CIPHER_SUITE_WEP104: - key.algo = CRYPTO_ALGO_WEP128; - break; - default: - WL_ERR("Invalid algorithm (%d)\n", - sme->crypto.ciphers_pairwise[0]); - return -EINVAL; - } - /* Set the new key/index */ - WL_CONN("key length (%d) key index (%d) algo (%d)\n", - key.len, key.index, key.algo); - WL_CONN("key \"%s\"\n", key.data); - err = send_key_to_dongle(ndev, &key); - if (err) - return err; + if (!(sec->cipher_pairwise & + (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) + return 0; - if (sec->auth_type == NL80211_AUTHTYPE_OPEN_SYSTEM) { - WL_CONN("set auth_type to shared key\n"); - val = 1; /* shared key */ - err = brcmf_dev_intvar_set(ndev, "auth", val); - if (err) { - WL_ERR("set auth failed (%d)\n", err); - return err; - } - } + memset(&key, 0, sizeof(key)); + key.len = (u32) sme->key_len; + key.index = (u32) sme->key_idx; + if (key.len > sizeof(key.data)) { + WL_ERR("Too long key length (%u)\n", key.len); + return -EINVAL; + } + memcpy(key.data, sme->key, key.len); + key.flags = BRCMF_PRIMARY_KEY; + switch (sec->cipher_pairwise) { + case WLAN_CIPHER_SUITE_WEP40: + key.algo = CRYPTO_ALGO_WEP1; + break; + case WLAN_CIPHER_SUITE_WEP104: + key.algo = CRYPTO_ALGO_WEP128; + break; + default: + WL_ERR("Invalid algorithm (%d)\n", + sme->crypto.ciphers_pairwise[0]); + return -EINVAL; + } + /* Set the new key/index */ + WL_CONN("key length (%d) key index (%d) algo (%d)\n", + key.len, key.index, key.algo); + WL_CONN("key \"%s\"\n", key.data); + bssidx = brcmf_find_bssidx(cfg, ndev); + err = send_key_to_dongle(cfg, bssidx, ndev, &key); + if (err) + return err; + + if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { + WL_CONN("set auth_type to shared key\n"); + val = WL_AUTH_SHARED_KEY; /* shared key */ + err = brcmf_dev_intvar_set_bsscfg(ndev, "auth", val, bssidx); + if (err) + WL_ERR("set auth failed (%d)\n", err); } return err; } @@ -1315,7 +1758,8 @@ static s32 brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_profile *profile = cfg->profile; struct ieee80211_channel *chan = sme->channel; struct brcmf_join_params join_params; size_t join_params_size; @@ -1332,15 +1776,15 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, return -EOPNOTSUPP; } - set_bit(WL_STATUS_CONNECTING, &cfg_priv->status); + set_bit(WL_STATUS_CONNECTING, &cfg->status); if (chan) { - cfg_priv->channel = + cfg->channel = ieee80211_frequency_to_channel(chan->center_freq); WL_CONN("channel (%d), center_req (%d)\n", - cfg_priv->channel, chan->center_freq); + cfg->channel, chan->center_freq); } else - cfg_priv->channel = 0; + cfg->channel = 0; WL_INFO("ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); @@ -1368,20 +1812,20 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, goto done; } - err = brcmf_set_wep_sharedkey(ndev, sme); + err = brcmf_set_sharedkey(ndev, sme); if (err) { - WL_ERR("brcmf_set_wep_sharedkey failed (%d)\n", err); + WL_ERR("brcmf_set_sharedkey failed (%d)\n", err); goto done; } memset(&join_params, 0, sizeof(join_params)); join_params_size = sizeof(join_params.ssid_le); - ssid.SSID_len = min_t(u32, sizeof(ssid.SSID), (u32)sme->ssid_len); - memcpy(&join_params.ssid_le.SSID, sme->ssid, ssid.SSID_len); - memcpy(&ssid.SSID, sme->ssid, ssid.SSID_len); - join_params.ssid_le.SSID_len = cpu_to_le32(ssid.SSID_len); - brcmf_update_prof(cfg_priv, NULL, &ssid, WL_PROF_SSID); + profile->ssid.SSID_len = min_t(u32, + sizeof(ssid.SSID), (u32)sme->ssid_len); + memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); + memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); + join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); memcpy(join_params.params_le.bssid, ether_bcast, ETH_ALEN); @@ -1389,7 +1833,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, WL_CONN("ssid \"%s\", len (%d)\n", ssid.SSID, ssid.SSID_len); - brcmf_ch_to_chanspec(cfg_priv->channel, + brcmf_ch_to_chanspec(cfg->channel, &join_params, &join_params_size); err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_SSID, &join_params, join_params_size); @@ -1398,7 +1842,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, done: if (err) - clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status); + clear_bit(WL_STATUS_CONNECTING, &cfg->status); WL_TRACE("Exit\n"); return err; } @@ -1407,7 +1851,8 @@ static s32 brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, u16 reason_code) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_profile *profile = cfg->profile; struct brcmf_scb_val_le scbval; s32 err = 0; @@ -1415,16 +1860,16 @@ brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, if (!check_sys_up(wiphy)) return -EIO; - clear_bit(WL_STATUS_CONNECTED, &cfg_priv->status); + clear_bit(WL_STATUS_CONNECTED, &cfg->status); - memcpy(&scbval.ea, brcmf_read_prof(cfg_priv, WL_PROF_BSSID), ETH_ALEN); + memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); scbval.val = cpu_to_le32(reason_code); err = brcmf_exec_dcmd(ndev, BRCMF_C_DISASSOC, &scbval, sizeof(struct brcmf_scb_val_le)); if (err) WL_ERR("error (%d)\n", err); - cfg_priv->link_up = false; + cfg->link_up = false; WL_TRACE("Exit\n"); return err; @@ -1435,8 +1880,8 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, enum nl80211_tx_power_setting type, s32 mbm) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg_to_ndev(cfg_priv); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct net_device *ndev = cfg_to_ndev(cfg); u16 txpwrmw; s32 err = 0; s32 disable = 0; @@ -1472,7 +1917,7 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, (s32) (brcmf_mw_to_qdbm(txpwrmw))); if (err) WL_ERR("qtxpower error (%d)\n", err); - cfg_priv->conf->tx_power = dbm; + cfg->conf->tx_power = dbm; done: WL_TRACE("Exit\n"); @@ -1481,8 +1926,8 @@ done: static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg_to_ndev(cfg_priv); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct net_device *ndev = cfg_to_ndev(cfg); s32 txpwrdbm; u8 result; s32 err = 0; @@ -1509,16 +1954,19 @@ static s32 brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, bool unicast, bool multicast) { + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); u32 index; u32 wsec; s32 err = 0; + s32 bssidx; WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); if (!check_sys_up(wiphy)) return -EIO; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_GET_WSEC, &wsec); + bssidx = brcmf_find_bssidx(cfg, ndev); + err = brcmf_dev_intvar_get_bsscfg(ndev, "wsec", &wsec, bssidx); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); goto done; @@ -1541,9 +1989,11 @@ static s32 brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, const u8 *mac_addr, struct key_params *params) { + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct brcmf_wsec_key key; struct brcmf_wsec_key_le key_le; s32 err = 0; + s32 bssidx; memset(&key, 0, sizeof(key)); key.index = (u32) key_idx; @@ -1552,12 +2002,13 @@ brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, if (!is_multicast_ether_addr(mac_addr)) memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); key.len = (u32) params->key_len; + bssidx = brcmf_find_bssidx(cfg, ndev); /* check for key index change */ if (key.len == 0) { /* key delete */ - err = send_key_to_dongle(ndev, &key); + err = send_key_to_dongle(cfg, bssidx, ndev, &key); if (err) - return err; + WL_ERR("key delete error (%d)\n", err); } else { if (key.len > sizeof(key.data)) { WL_ERR("Invalid key length (%d)\n", key.len); @@ -1613,12 +2064,12 @@ brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, convert_key_from_CPU(&key, &key_le); brcmf_netdev_wait_pend8021x(ndev); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_KEY, &key_le, - sizeof(key_le)); - if (err) { - WL_ERR("WLC_SET_KEY error (%d)\n", err); - return err; - } + err = brcmf_dev_iovar_setbuf_bsscfg(ndev, "wsec_key", &key_le, + sizeof(key_le), + cfg->extra_buf, + WL_EXTRA_BUF_MAX, bssidx); + if (err) + WL_ERR("wsec_key error (%d)\n", err); } return err; } @@ -1628,11 +2079,13 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, bool pairwise, const u8 *mac_addr, struct key_params *params) { + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct brcmf_wsec_key key; s32 val; s32 wsec; s32 err = 0; u8 keybuf[8]; + s32 bssidx; WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); @@ -1659,25 +2112,33 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, switch (params->cipher) { case WLAN_CIPHER_SUITE_WEP40: key.algo = CRYPTO_ALGO_WEP1; + val = WEP_ENABLED; WL_CONN("WLAN_CIPHER_SUITE_WEP40\n"); break; case WLAN_CIPHER_SUITE_WEP104: key.algo = CRYPTO_ALGO_WEP128; + val = WEP_ENABLED; WL_CONN("WLAN_CIPHER_SUITE_WEP104\n"); break; case WLAN_CIPHER_SUITE_TKIP: - memcpy(keybuf, &key.data[24], sizeof(keybuf)); - memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); - memcpy(&key.data[16], keybuf, sizeof(keybuf)); + if (cfg->conf->mode != WL_MODE_AP) { + WL_CONN("Swapping key\n"); + memcpy(keybuf, &key.data[24], sizeof(keybuf)); + memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); + memcpy(&key.data[16], keybuf, sizeof(keybuf)); + } key.algo = CRYPTO_ALGO_TKIP; + val = TKIP_ENABLED; WL_CONN("WLAN_CIPHER_SUITE_TKIP\n"); break; case WLAN_CIPHER_SUITE_AES_CMAC: key.algo = CRYPTO_ALGO_AES_CCM; + val = AES_ENABLED; WL_CONN("WLAN_CIPHER_SUITE_AES_CMAC\n"); break; case WLAN_CIPHER_SUITE_CCMP: key.algo = CRYPTO_ALGO_AES_CCM; + val = AES_ENABLED; WL_CONN("WLAN_CIPHER_SUITE_CCMP\n"); break; default: @@ -1686,28 +2147,23 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, goto done; } - err = send_key_to_dongle(ndev, &key); /* Set the new key/index */ + bssidx = brcmf_find_bssidx(cfg, ndev); + err = send_key_to_dongle(cfg, bssidx, ndev, &key); if (err) goto done; - val = WEP_ENABLED; - err = brcmf_dev_intvar_get(ndev, "wsec", &wsec); + err = brcmf_dev_intvar_get_bsscfg(ndev, "wsec", &wsec, bssidx); if (err) { WL_ERR("get wsec error (%d)\n", err); goto done; } - wsec &= ~(WEP_ENABLED); wsec |= val; - err = brcmf_dev_intvar_set(ndev, "wsec", wsec); + err = brcmf_dev_intvar_set_bsscfg(ndev, "wsec", wsec, bssidx); if (err) { WL_ERR("set wsec error (%d)\n", err); goto done; } - val = 1; /* assume shared key. otherwise 0 */ - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_AUTH, &val); - if (err) - WL_ERR("WLC_SET_AUTH error (%d)\n", err); done: WL_TRACE("Exit\n"); return err; @@ -1717,10 +2173,10 @@ static s32 brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, bool pairwise, const u8 *mac_addr) { + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct brcmf_wsec_key key; s32 err = 0; - s32 val; - s32 wsec; + s32 bssidx; WL_TRACE("Enter\n"); if (!check_sys_up(wiphy)) @@ -1735,7 +2191,8 @@ brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, WL_CONN("key index (%d)\n", key_idx); /* Set the new key/index */ - err = send_key_to_dongle(ndev, &key); + bssidx = brcmf_find_bssidx(cfg, ndev); + err = send_key_to_dongle(cfg, bssidx, ndev, &key); if (err) { if (err == -EINVAL) { if (key.index >= DOT11_MAX_DEFAULT_KEYS) @@ -1744,35 +2201,8 @@ brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, } /* Ignore this error, may happen during DISASSOC */ err = -EAGAIN; - goto done; } - val = 0; - err = brcmf_dev_intvar_get(ndev, "wsec", &wsec); - if (err) { - WL_ERR("get wsec error (%d)\n", err); - /* Ignore this error, may happen during DISASSOC */ - err = -EAGAIN; - goto done; - } - wsec &= ~(WEP_ENABLED); - wsec |= val; - err = brcmf_dev_intvar_set(ndev, "wsec", wsec); - if (err) { - WL_ERR("set wsec error (%d)\n", err); - /* Ignore this error, may happen during DISASSOC */ - err = -EAGAIN; - goto done; - } - - val = 0; /* assume open key. otherwise 1 */ - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_AUTH, &val); - if (err) { - WL_ERR("WLC_SET_AUTH error (%d)\n", err); - /* Ignore this error, may happen during DISASSOC */ - err = -EAGAIN; - } -done: WL_TRACE("Exit\n"); return err; } @@ -1783,10 +2213,12 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, void (*callback) (void *cookie, struct key_params * params)) { struct key_params params; - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_profile *profile = cfg->profile; struct brcmf_cfg80211_security *sec; s32 wsec; s32 err = 0; + s32 bssidx; WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); @@ -1795,16 +2227,17 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, memset(¶ms, 0, sizeof(params)); - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_GET_WSEC, &wsec); + bssidx = brcmf_find_bssidx(cfg, ndev); + err = brcmf_dev_intvar_get_bsscfg(ndev, "wsec", &wsec, bssidx); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); /* Ignore this error, may happen during DISASSOC */ err = -EAGAIN; goto done; } - switch (wsec) { + switch (wsec & ~SES_OW_ENABLED) { case WEP_ENABLED: - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); + sec = &profile->sec; if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { params.cipher = WLAN_CIPHER_SUITE_WEP40; WL_CONN("WLAN_CIPHER_SUITE_WEP40\n"); @@ -1844,53 +2277,73 @@ brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, static s32 brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, - u8 *mac, struct station_info *sinfo) + u8 *mac, struct station_info *sinfo) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_profile *profile = cfg->profile; struct brcmf_scb_val_le scb_val; int rssi; s32 rate; s32 err = 0; - u8 *bssid = brcmf_read_prof(cfg_priv, WL_PROF_BSSID); + u8 *bssid = profile->bssid; + struct brcmf_sta_info_le *sta_info_le; - WL_TRACE("Enter\n"); + WL_TRACE("Enter, MAC %pM\n", mac); if (!check_sys_up(wiphy)) return -EIO; - if (memcmp(mac, bssid, ETH_ALEN)) { - WL_ERR("Wrong Mac address cfg_mac-%X:%X:%X:%X:%X:%X" - "wl_bssid-%X:%X:%X:%X:%X:%X\n", - mac[0], mac[1], mac[2], mac[3], mac[4], mac[5], - bssid[0], bssid[1], bssid[2], bssid[3], - bssid[4], bssid[5]); - err = -ENOENT; - goto done; - } - - /* Report the current tx rate */ - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_GET_RATE, &rate); - if (err) { - WL_ERR("Could not get rate (%d)\n", err); - } else { - sinfo->filled |= STATION_INFO_TX_BITRATE; - sinfo->txrate.legacy = rate * 5; - WL_CONN("Rate %d Mbps\n", rate / 2); - } + if (cfg->conf->mode == WL_MODE_AP) { + err = brcmf_dev_iovar_getbuf(ndev, "sta_info", mac, ETH_ALEN, + cfg->dcmd_buf, + WL_DCMD_LEN_MAX); + if (err < 0) { + WL_ERR("GET STA INFO failed, %d\n", err); + goto done; + } + sta_info_le = (struct brcmf_sta_info_le *)cfg->dcmd_buf; - if (test_bit(WL_STATUS_CONNECTED, &cfg_priv->status)) { - memset(&scb_val, 0, sizeof(scb_val)); - err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_RSSI, &scb_val, - sizeof(struct brcmf_scb_val_le)); + sinfo->filled = STATION_INFO_INACTIVE_TIME; + sinfo->inactive_time = le32_to_cpu(sta_info_le->idle) * 1000; + if (le32_to_cpu(sta_info_le->flags) & BRCMF_STA_ASSOC) { + sinfo->filled |= STATION_INFO_CONNECTED_TIME; + sinfo->connected_time = le32_to_cpu(sta_info_le->in); + } + WL_TRACE("STA idle time : %d ms, connected time :%d sec\n", + sinfo->inactive_time, sinfo->connected_time); + } else if (cfg->conf->mode == WL_MODE_BSS) { + if (memcmp(mac, bssid, ETH_ALEN)) { + WL_ERR("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", + mac, bssid); + err = -ENOENT; + goto done; + } + /* Report the current tx rate */ + err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_GET_RATE, &rate); if (err) { - WL_ERR("Could not get rssi (%d)\n", err); + WL_ERR("Could not get rate (%d)\n", err); + goto done; } else { - rssi = le32_to_cpu(scb_val.val); - sinfo->filled |= STATION_INFO_SIGNAL; - sinfo->signal = rssi; - WL_CONN("RSSI %d dBm\n", rssi); + sinfo->filled |= STATION_INFO_TX_BITRATE; + sinfo->txrate.legacy = rate * 5; + WL_CONN("Rate %d Mbps\n", rate / 2); } - } + if (test_bit(WL_STATUS_CONNECTED, &cfg->status)) { + memset(&scb_val, 0, sizeof(scb_val)); + err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_RSSI, &scb_val, + sizeof(scb_val)); + if (err) { + WL_ERR("Could not get rssi (%d)\n", err); + goto done; + } else { + rssi = le32_to_cpu(scb_val.val); + sinfo->filled |= STATION_INFO_SIGNAL; + sinfo->signal = rssi; + WL_CONN("RSSI %d dBm\n", rssi); + } + } + } else + err = -EPERM; done: WL_TRACE("Exit\n"); return err; @@ -1902,7 +2355,7 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, { s32 pm; s32 err = 0; - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); WL_TRACE("Enter\n"); @@ -1910,14 +2363,13 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, * Powersave enable/disable request is coming from the * cfg80211 even before the interface is up. In that * scenario, driver will be storing the power save - * preference in cfg_priv struct to apply this to + * preference in cfg struct to apply this to * FW later while initializing the dongle */ - cfg_priv->pwr_save = enabled; - if (!test_bit(WL_STATUS_READY, &cfg_priv->status)) { + cfg->pwr_save = enabled; + if (!test_bit(WL_STATUS_READY, &cfg->status)) { - WL_INFO("Device is not ready," - "storing the value in cfg_priv struct\n"); + WL_INFO("Device is not ready, storing the value in cfg_info struct\n"); goto done; } @@ -1995,10 +2447,10 @@ done: return err; } -static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_priv *cfg_priv, +static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, struct brcmf_bss_info_le *bi) { - struct wiphy *wiphy = cfg_to_wiphy(cfg_priv); + struct wiphy *wiphy = cfg_to_wiphy(cfg); struct ieee80211_channel *notify_channel; struct cfg80211_bss *bss; struct ieee80211_supported_band *band; @@ -2062,14 +2514,14 @@ next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) le32_to_cpu(bss->length)); } -static s32 brcmf_inform_bss(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) { struct brcmf_scan_results *bss_list; struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ s32 err = 0; int i; - bss_list = cfg_priv->bss_list; + bss_list = cfg->bss_list; if (bss_list->version != BRCMF_BSS_INFO_VERSION) { WL_ERR("Version %d != WL_BSS_INFO_VERSION\n", bss_list->version); @@ -2078,17 +2530,17 @@ static s32 brcmf_inform_bss(struct brcmf_cfg80211_priv *cfg_priv) WL_SCAN("scanned AP count (%d)\n", bss_list->count); for (i = 0; i < bss_list->count && i < WL_AP_MAX; i++) { bi = next_bss_le(bss_list, bi); - err = brcmf_inform_single_bss(cfg_priv, bi); + err = brcmf_inform_single_bss(cfg, bi); if (err) break; } return err; } -static s32 wl_inform_ibss(struct brcmf_cfg80211_priv *cfg_priv, +static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const u8 *bssid) { - struct wiphy *wiphy = cfg_to_wiphy(cfg_priv); + struct wiphy *wiphy = cfg_to_wiphy(cfg); struct ieee80211_channel *notify_channel; struct brcmf_bss_info_le *bi = NULL; struct ieee80211_supported_band *band; @@ -2163,9 +2615,9 @@ CleanUp: return err; } -static bool brcmf_is_ibssmode(struct brcmf_cfg80211_priv *cfg_priv) +static bool brcmf_is_ibssmode(struct brcmf_cfg80211_info *cfg) { - return cfg_priv->conf->mode == WL_MODE_IBSS; + return cfg->conf->mode == WL_MODE_IBSS; } /* @@ -2182,22 +2634,62 @@ static struct brcmf_tlv *brcmf_parse_tlvs(void *buf, int buflen, uint key) totlen = buflen; /* find tagged parameter */ - while (totlen >= 2) { + while (totlen >= TLV_HDR_LEN) { int len = elt->len; /* validate remaining totlen */ - if ((elt->id == key) && (totlen >= (len + 2))) + if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) return elt; - elt = (struct brcmf_tlv *) ((u8 *) elt + (len + 2)); - totlen -= (len + 2); + elt = (struct brcmf_tlv *) ((u8 *) elt + (len + TLV_HDR_LEN)); + totlen -= (len + TLV_HDR_LEN); } return NULL; } -static s32 brcmf_update_bss_info(struct brcmf_cfg80211_priv *cfg_priv) +/* Is any of the tlvs the expected entry? If + * not update the tlvs buffer pointer/length. + */ +static bool +brcmf_tlv_has_ie(u8 *ie, u8 **tlvs, u32 *tlvs_len, + u8 *oui, u32 oui_len, u8 type) +{ + /* If the contents match the OUI and the type */ + if (ie[TLV_LEN_OFF] >= oui_len + 1 && + !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && + type == ie[TLV_BODY_OFF + oui_len]) { + return true; + } + + if (tlvs == NULL) + return false; + /* point to the next ie */ + ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; + /* calculate the length of the rest of the buffer */ + *tlvs_len -= (int)(ie - *tlvs); + /* update the pointer to the start of the buffer */ + *tlvs = ie; + + return false; +} + +struct brcmf_vs_tlv * +brcmf_find_wpaie(u8 *parse, u32 len) +{ + struct brcmf_tlv *ie; + + while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_WPA))) { + if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, + WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) + return (struct brcmf_vs_tlv *)ie; + } + return NULL; +} + +static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg) { + struct brcmf_cfg80211_profile *profile = cfg->profile; struct brcmf_bss_info_le *bi; struct brcmf_ssid *ssid; struct brcmf_tlv *tim; @@ -2208,21 +2700,21 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_priv *cfg_priv) s32 err = 0; WL_TRACE("Enter\n"); - if (brcmf_is_ibssmode(cfg_priv)) + if (brcmf_is_ibssmode(cfg)) return err; - ssid = (struct brcmf_ssid *)brcmf_read_prof(cfg_priv, WL_PROF_SSID); + ssid = &profile->ssid; - *(__le32 *)cfg_priv->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); - err = brcmf_exec_dcmd(cfg_to_ndev(cfg_priv), BRCMF_C_GET_BSS_INFO, - cfg_priv->extra_buf, WL_EXTRA_BUF_MAX); + *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); + err = brcmf_exec_dcmd(cfg_to_ndev(cfg), BRCMF_C_GET_BSS_INFO, + cfg->extra_buf, WL_EXTRA_BUF_MAX); if (err) { WL_ERR("Could not get bss info %d\n", err); goto update_bss_info_out; } - bi = (struct brcmf_bss_info_le *)(cfg_priv->extra_buf + 4); - err = brcmf_inform_single_bss(cfg_priv, bi); + bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); + err = brcmf_inform_single_bss(cfg, bi); if (err) goto update_bss_info_out; @@ -2240,7 +2732,7 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_priv *cfg_priv) * so we speficially query dtim information to dongle. */ u32 var; - err = brcmf_dev_intvar_get(cfg_to_ndev(cfg_priv), + err = brcmf_dev_intvar_get(cfg_to_ndev(cfg), "dtim_assoc", &var); if (err) { WL_ERR("wl dtim_assoc failed (%d)\n", err); @@ -2249,20 +2741,22 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_priv *cfg_priv) dtim_period = (u8)var; } - brcmf_update_prof(cfg_priv, NULL, &beacon_interval, WL_PROF_BEACONINT); - brcmf_update_prof(cfg_priv, NULL, &dtim_period, WL_PROF_DTIMPERIOD); + profile->beacon_interval = beacon_interval; + profile->dtim_period = dtim_period; update_bss_info_out: WL_TRACE("Exit"); return err; } -static void brcmf_term_iscan(struct brcmf_cfg80211_priv *cfg_priv) +static void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv); + struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg); + struct escan_info *escan = &cfg->escan_info; struct brcmf_ssid ssid; - if (cfg_priv->iscan_on) { + set_bit(WL_STATUS_SCAN_ABORTING, &cfg->status); + if (cfg->iscan_on) { iscan->state = WL_ISCAN_STATE_IDLE; if (iscan->timer_on) { @@ -2275,27 +2769,40 @@ static void brcmf_term_iscan(struct brcmf_cfg80211_priv *cfg_priv) /* Abort iscan running in FW */ memset(&ssid, 0, sizeof(ssid)); brcmf_run_iscan(iscan, &ssid, WL_SCAN_ACTION_ABORT); + + if (cfg->scan_request) { + /* Indidate scan abort to cfg80211 layer */ + WL_INFO("Terminating scan in progress\n"); + cfg80211_scan_done(cfg->scan_request, true); + cfg->scan_request = NULL; + } + } + if (cfg->escan_on && cfg->scan_request) { + escan->escan_state = WL_ESCAN_STATE_IDLE; + brcmf_notify_escan_complete(cfg, escan->ndev, true, true); } + clear_bit(WL_STATUS_SCANNING, &cfg->status); + clear_bit(WL_STATUS_SCAN_ABORTING, &cfg->status); } static void brcmf_notify_iscan_complete(struct brcmf_cfg80211_iscan_ctrl *iscan, bool aborted) { - struct brcmf_cfg80211_priv *cfg_priv = iscan_to_cfg(iscan); - struct net_device *ndev = cfg_to_ndev(cfg_priv); + struct brcmf_cfg80211_info *cfg = iscan_to_cfg(iscan); + struct net_device *ndev = cfg_to_ndev(cfg); - if (!test_and_clear_bit(WL_STATUS_SCANNING, &cfg_priv->status)) { + if (!test_and_clear_bit(WL_STATUS_SCANNING, &cfg->status)) { WL_ERR("Scan complete while device not scanning\n"); return; } - if (cfg_priv->scan_request) { + if (cfg->scan_request) { WL_SCAN("ISCAN Completed scan: %s\n", aborted ? "Aborted" : "Done"); - cfg80211_scan_done(cfg_priv->scan_request, aborted); + cfg80211_scan_done(cfg->scan_request, aborted); brcmf_set_mpc(ndev, 1); - cfg_priv->scan_request = NULL; + cfg->scan_request = NULL; } - cfg_priv->iscan_kickstart = false; + cfg->iscan_kickstart = false; } static s32 brcmf_wakeup_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan) @@ -2348,21 +2855,21 @@ brcmf_get_iscan_results(struct brcmf_cfg80211_iscan_ctrl *iscan, u32 *status, return err; } -static s32 brcmf_iscan_done(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_iscan_done(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan; + struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan; s32 err = 0; iscan->state = WL_ISCAN_STATE_IDLE; - brcmf_inform_bss(cfg_priv); + brcmf_inform_bss(cfg); brcmf_notify_iscan_complete(iscan, false); return err; } -static s32 brcmf_iscan_pending(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_iscan_pending(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan; + struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan; s32 err = 0; /* Reschedule the timer */ @@ -2372,12 +2879,12 @@ static s32 brcmf_iscan_pending(struct brcmf_cfg80211_priv *cfg_priv) return err; } -static s32 brcmf_iscan_inprogress(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_iscan_inprogress(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan; + struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan; s32 err = 0; - brcmf_inform_bss(cfg_priv); + brcmf_inform_bss(cfg); brcmf_run_iscan(iscan, NULL, BRCMF_SCAN_ACTION_CONTINUE); /* Reschedule the timer */ mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000); @@ -2386,9 +2893,9 @@ static s32 brcmf_iscan_inprogress(struct brcmf_cfg80211_priv *cfg_priv) return err; } -static s32 brcmf_iscan_aborted(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_iscan_aborted(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan; + struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan; s32 err = 0; iscan->state = WL_ISCAN_STATE_IDLE; @@ -2402,7 +2909,7 @@ static void brcmf_cfg80211_iscan_handler(struct work_struct *work) struct brcmf_cfg80211_iscan_ctrl *iscan = container_of(work, struct brcmf_cfg80211_iscan_ctrl, work); - struct brcmf_cfg80211_priv *cfg_priv = iscan_to_cfg(iscan); + struct brcmf_cfg80211_info *cfg = iscan_to_cfg(iscan); struct brcmf_cfg80211_iscan_eloop *el = &iscan->el; u32 status = BRCMF_SCAN_RESULTS_PARTIAL; @@ -2411,12 +2918,12 @@ static void brcmf_cfg80211_iscan_handler(struct work_struct *work) iscan->timer_on = 0; } - if (brcmf_get_iscan_results(iscan, &status, &cfg_priv->bss_list)) { + if (brcmf_get_iscan_results(iscan, &status, &cfg->bss_list)) { status = BRCMF_SCAN_RESULTS_ABORTED; WL_ERR("Abort iscan\n"); } - el->handler[status](cfg_priv); + el->handler[status](cfg); } static void brcmf_iscan_timer(unsigned long data) @@ -2431,11 +2938,11 @@ static void brcmf_iscan_timer(unsigned long data) } } -static s32 brcmf_invoke_iscan(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_invoke_iscan(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv); + struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg); - if (cfg_priv->iscan_on) { + if (cfg->iscan_on) { iscan->state = WL_ISCAN_STATE_IDLE; INIT_WORK(&iscan->work, brcmf_cfg80211_iscan_handler); } @@ -2453,26 +2960,192 @@ static void brcmf_init_iscan_eloop(struct brcmf_cfg80211_iscan_eloop *el) el->handler[BRCMF_SCAN_RESULTS_NO_MEM] = brcmf_iscan_aborted; } -static s32 brcmf_init_iscan(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_init_iscan(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv); + struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg); int err = 0; - if (cfg_priv->iscan_on) { - iscan->ndev = cfg_to_ndev(cfg_priv); + if (cfg->iscan_on) { + iscan->ndev = cfg_to_ndev(cfg); brcmf_init_iscan_eloop(&iscan->el); iscan->timer_ms = WL_ISCAN_TIMER_INTERVAL_MS; init_timer(&iscan->timer); iscan->timer.data = (unsigned long) iscan; iscan->timer.function = brcmf_iscan_timer; - err = brcmf_invoke_iscan(cfg_priv); + err = brcmf_invoke_iscan(cfg); if (!err) - iscan->data = cfg_priv; + iscan->data = cfg; } return err; } +static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) +{ + struct brcmf_cfg80211_info *cfg = + container_of(work, struct brcmf_cfg80211_info, + escan_timeout_work); + + brcmf_notify_escan_complete(cfg, + cfg->escan_info.ndev, true, true); +} + +static void brcmf_escan_timeout(unsigned long data) +{ + struct brcmf_cfg80211_info *cfg = + (struct brcmf_cfg80211_info *)data; + + if (cfg->scan_request) { + WL_ERR("timer expired\n"); + if (cfg->escan_on) + schedule_work(&cfg->escan_timeout_work); + } +} + +static s32 +brcmf_compare_update_same_bss(struct brcmf_bss_info_le *bss, + struct brcmf_bss_info_le *bss_info_le) +{ + if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && + (CHSPEC_BAND(le16_to_cpu(bss_info_le->chanspec)) == + CHSPEC_BAND(le16_to_cpu(bss->chanspec))) && + bss_info_le->SSID_len == bss->SSID_len && + !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { + if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) == + (bss_info_le->flags & WLC_BSS_RSSI_ON_CHANNEL)) { + s16 bss_rssi = le16_to_cpu(bss->RSSI); + s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); + + /* preserve max RSSI if the measurements are + * both on-channel or both off-channel + */ + if (bss_info_rssi > bss_rssi) + bss->RSSI = bss_info_le->RSSI; + } else if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) && + (bss_info_le->flags & WLC_BSS_RSSI_ON_CHANNEL) == 0) { + /* preserve the on-channel rssi measurement + * if the new measurement is off channel + */ + bss->RSSI = bss_info_le->RSSI; + bss->flags |= WLC_BSS_RSSI_ON_CHANNEL; + } + return 1; + } + return 0; +} + +static s32 +brcmf_cfg80211_escan_handler(struct brcmf_cfg80211_info *cfg, + struct net_device *ndev, + const struct brcmf_event_msg *e, void *data) +{ + s32 status; + s32 err = 0; + struct brcmf_escan_result_le *escan_result_le; + struct brcmf_bss_info_le *bss_info_le; + struct brcmf_bss_info_le *bss = NULL; + u32 bi_length; + struct brcmf_scan_results *list; + u32 i; + bool aborted; + + status = be32_to_cpu(e->status); + + if (!ndev || !cfg->escan_on || + !test_bit(WL_STATUS_SCANNING, &cfg->status)) { + WL_ERR("scan not ready ndev %p wl->escan_on %d drv_status %x\n", + ndev, cfg->escan_on, + !test_bit(WL_STATUS_SCANNING, &cfg->status)); + return -EPERM; + } + + if (status == BRCMF_E_STATUS_PARTIAL) { + WL_SCAN("ESCAN Partial result\n"); + escan_result_le = (struct brcmf_escan_result_le *) data; + if (!escan_result_le) { + WL_ERR("Invalid escan result (NULL pointer)\n"); + goto exit; + } + if (!cfg->scan_request) { + WL_SCAN("result without cfg80211 request\n"); + goto exit; + } + + if (le16_to_cpu(escan_result_le->bss_count) != 1) { + WL_ERR("Invalid bss_count %d: ignoring\n", + escan_result_le->bss_count); + goto exit; + } + bss_info_le = &escan_result_le->bss_info_le; + + bi_length = le32_to_cpu(bss_info_le->length); + if (bi_length != (le32_to_cpu(escan_result_le->buflen) - + WL_ESCAN_RESULTS_FIXED_SIZE)) { + WL_ERR("Invalid bss_info length %d: ignoring\n", + bi_length); + goto exit; + } + + if (!(cfg_to_wiphy(cfg)->interface_modes & + BIT(NL80211_IFTYPE_ADHOC))) { + if (le16_to_cpu(bss_info_le->capability) & + WLAN_CAPABILITY_IBSS) { + WL_ERR("Ignoring IBSS result\n"); + goto exit; + } + } + + list = (struct brcmf_scan_results *) + cfg->escan_info.escan_buf; + if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { + WL_ERR("Buffer is too small: ignoring\n"); + goto exit; + } + + for (i = 0; i < list->count; i++) { + bss = bss ? (struct brcmf_bss_info_le *) + ((unsigned char *)bss + + le32_to_cpu(bss->length)) : list->bss_info_le; + if (brcmf_compare_update_same_bss(bss, bss_info_le)) + goto exit; + } + memcpy(&(cfg->escan_info.escan_buf[list->buflen]), + bss_info_le, bi_length); + list->version = le32_to_cpu(bss_info_le->version); + list->buflen += bi_length; + list->count++; + } else { + cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; + if (cfg->scan_request) { + cfg->bss_list = (struct brcmf_scan_results *) + cfg->escan_info.escan_buf; + brcmf_inform_bss(cfg); + aborted = status != BRCMF_E_STATUS_SUCCESS; + brcmf_notify_escan_complete(cfg, ndev, aborted, + false); + } else + WL_ERR("Unexpected scan result 0x%x\n", status); + } +exit: + return err; +} + +static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) +{ + + if (cfg->escan_on) { + cfg->el.handler[BRCMF_E_ESCAN_RESULT] = + brcmf_cfg80211_escan_handler; + cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; + /* Init scan_timeout timer */ + init_timer(&cfg->escan_timeout); + cfg->escan_timeout.data = (unsigned long) cfg; + cfg->escan_timeout.function = brcmf_escan_timeout; + INIT_WORK(&cfg->escan_timeout_work, + brcmf_cfg80211_escan_timeout_worker); + } +} + static __always_inline void brcmf_delay(u32 ms) { if (ms < 1000 / HZ) { @@ -2485,7 +3158,7 @@ static __always_inline void brcmf_delay(u32 ms) static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); /* * Check for WL_STATUS_READY before any function call which @@ -2494,7 +3167,7 @@ static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) */ WL_TRACE("Enter\n"); - if (test_bit(WL_STATUS_READY, &cfg_priv->status)) + if (test_bit(WL_STATUS_READY, &cfg->status)) brcmf_invoke_iscan(wiphy_to_cfg(wiphy)); WL_TRACE("Exit\n"); @@ -2504,8 +3177,8 @@ static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, struct cfg80211_wowlan *wow) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg_to_ndev(cfg_priv); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct net_device *ndev = cfg_to_ndev(cfg); WL_TRACE("Enter\n"); @@ -2519,12 +3192,12 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, * While going to suspend if associated with AP disassociate * from AP to save power while system is in suspended state */ - if ((test_bit(WL_STATUS_CONNECTED, &cfg_priv->status) || - test_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) && - test_bit(WL_STATUS_READY, &cfg_priv->status)) { + if ((test_bit(WL_STATUS_CONNECTED, &cfg->status) || + test_bit(WL_STATUS_CONNECTING, &cfg->status)) && + test_bit(WL_STATUS_READY, &cfg->status)) { WL_INFO("Disassociating from AP" " while entering suspend state\n"); - brcmf_link_down(cfg_priv); + brcmf_link_down(cfg); /* * Make sure WPA_Supplicant receives all the event @@ -2534,24 +3207,14 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, brcmf_delay(500); } - set_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status); - if (test_bit(WL_STATUS_READY, &cfg_priv->status)) - brcmf_term_iscan(cfg_priv); - - if (cfg_priv->scan_request) { - /* Indidate scan abort to cfg80211 layer */ - WL_INFO("Terminating scan in progress\n"); - cfg80211_scan_done(cfg_priv->scan_request, true); - cfg_priv->scan_request = NULL; - } - clear_bit(WL_STATUS_SCANNING, &cfg_priv->status); - clear_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status); + if (test_bit(WL_STATUS_READY, &cfg->status)) + brcmf_abort_scanning(cfg); + else + clear_bit(WL_STATUS_SCANNING, &cfg->status); /* Turn off watchdog timer */ - if (test_bit(WL_STATUS_READY, &cfg_priv->status)) { - WL_INFO("Enable MPC\n"); + if (test_bit(WL_STATUS_READY, &cfg->status)) brcmf_set_mpc(ndev, 1); - } WL_TRACE("Exit\n"); @@ -2561,14 +3224,14 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, static __used s32 brcmf_dev_bufvar_set(struct net_device *ndev, s8 *name, s8 *buf, s32 len) { - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); u32 buflen; - buflen = brcmf_c_mkiovar(name, buf, len, cfg_priv->dcmd_buf, + buflen = brcmf_c_mkiovar(name, buf, len, cfg->dcmd_buf, WL_DCMD_LEN_MAX); BUG_ON(!buflen); - return brcmf_exec_dcmd(ndev, BRCMF_C_SET_VAR, cfg_priv->dcmd_buf, + return brcmf_exec_dcmd(ndev, BRCMF_C_SET_VAR, cfg->dcmd_buf, buflen); } @@ -2576,20 +3239,20 @@ static s32 brcmf_dev_bufvar_get(struct net_device *ndev, s8 *name, s8 *buf, s32 buf_len) { - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); u32 len; s32 err = 0; - len = brcmf_c_mkiovar(name, NULL, 0, cfg_priv->dcmd_buf, + len = brcmf_c_mkiovar(name, NULL, 0, cfg->dcmd_buf, WL_DCMD_LEN_MAX); BUG_ON(!len); - err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_VAR, cfg_priv->dcmd_buf, + err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_VAR, cfg->dcmd_buf, WL_DCMD_LEN_MAX); if (err) { WL_ERR("error (%d)\n", err); return err; } - memcpy(buf, cfg_priv->dcmd_buf, buf_len); + memcpy(buf, cfg->dcmd_buf, buf_len); return err; } @@ -2622,8 +3285,8 @@ static s32 brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_pmksa *pmksa) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct pmkid_list *pmkids = &cfg_priv->pmk_list->pmkids; + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; s32 err = 0; int i; int pmkid_len; @@ -2651,7 +3314,7 @@ brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, for (i = 0; i < WLAN_PMKID_LEN; i++) WL_CONN("%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); - err = brcmf_update_pmklist(ndev, cfg_priv->pmk_list, err); + err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); WL_TRACE("Exit\n"); return err; @@ -2661,7 +3324,7 @@ static s32 brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_pmksa *pmksa) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct pmkid_list pmkid; s32 err = 0; int i, pmkid_len; @@ -2678,30 +3341,30 @@ brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, for (i = 0; i < WLAN_PMKID_LEN; i++) WL_CONN("%02x\n", pmkid.pmkid[0].PMKID[i]); - pmkid_len = le32_to_cpu(cfg_priv->pmk_list->pmkids.npmkid); + pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); for (i = 0; i < pmkid_len; i++) if (!memcmp - (pmksa->bssid, &cfg_priv->pmk_list->pmkids.pmkid[i].BSSID, + (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, ETH_ALEN)) break; if ((pmkid_len > 0) && (i < pmkid_len)) { - memset(&cfg_priv->pmk_list->pmkids.pmkid[i], 0, + memset(&cfg->pmk_list->pmkids.pmkid[i], 0, sizeof(struct pmkid)); for (; i < (pmkid_len - 1); i++) { - memcpy(&cfg_priv->pmk_list->pmkids.pmkid[i].BSSID, - &cfg_priv->pmk_list->pmkids.pmkid[i + 1].BSSID, + memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, + &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, ETH_ALEN); - memcpy(&cfg_priv->pmk_list->pmkids.pmkid[i].PMKID, - &cfg_priv->pmk_list->pmkids.pmkid[i + 1].PMKID, + memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, + &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, WLAN_PMKID_LEN); } - cfg_priv->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); + cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); } else err = -EINVAL; - err = brcmf_update_pmklist(ndev, cfg_priv->pmk_list, err); + err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); WL_TRACE("Exit\n"); return err; @@ -2711,21 +3374,979 @@ brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, static s32 brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) { - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); s32 err = 0; WL_TRACE("Enter\n"); if (!check_sys_up(wiphy)) return -EIO; - memset(cfg_priv->pmk_list, 0, sizeof(*cfg_priv->pmk_list)); - err = brcmf_update_pmklist(ndev, cfg_priv->pmk_list, err); + memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); + err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); WL_TRACE("Exit\n"); return err; } +/* + * PFN result doesn't have all the info which are + * required by the supplicant + * (For e.g IEs) Do a target Escan so that sched scan results are reported + * via wl_inform_single_bss in the required format. Escan does require the + * scan request in the form of cfg80211_scan_request. For timebeing, create + * cfg80211_scan_request one out of the received PNO event. + */ +static s32 +brcmf_notify_sched_scan_results(struct brcmf_cfg80211_info *cfg, + struct net_device *ndev, + const struct brcmf_event_msg *e, void *data) +{ + struct brcmf_pno_net_info_le *netinfo, *netinfo_start; + struct cfg80211_scan_request *request = NULL; + struct cfg80211_ssid *ssid = NULL; + struct ieee80211_channel *channel = NULL; + struct wiphy *wiphy = cfg_to_wiphy(cfg); + int err = 0; + int channel_req = 0; + int band = 0; + struct brcmf_pno_scanresults_le *pfn_result; + u32 result_count; + u32 status; + + WL_SCAN("Enter\n"); + + if (e->event_type == cpu_to_be32(BRCMF_E_PFN_NET_LOST)) { + WL_SCAN("PFN NET LOST event. Do Nothing\n"); + return 0; + } + + pfn_result = (struct brcmf_pno_scanresults_le *)data; + result_count = le32_to_cpu(pfn_result->count); + status = le32_to_cpu(pfn_result->status); + + /* + * PFN event is limited to fit 512 bytes so we may get + * multiple NET_FOUND events. For now place a warning here. + */ + WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); + WL_SCAN("PFN NET FOUND event. count: %d\n", result_count); + if (result_count > 0) { + int i; + + request = kzalloc(sizeof(*request), GFP_KERNEL); + ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); + channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); + if (!request || !ssid || !channel) { + err = -ENOMEM; + goto out_err; + } + + request->wiphy = wiphy; + data += sizeof(struct brcmf_pno_scanresults_le); + netinfo_start = (struct brcmf_pno_net_info_le *)data; + + for (i = 0; i < result_count; i++) { + netinfo = &netinfo_start[i]; + if (!netinfo) { + WL_ERR("Invalid netinfo ptr. index: %d\n", i); + err = -EINVAL; + goto out_err; + } + + WL_SCAN("SSID:%s Channel:%d\n", + netinfo->SSID, netinfo->channel); + memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); + ssid[i].ssid_len = netinfo->SSID_len; + request->n_ssids++; + + channel_req = netinfo->channel; + if (channel_req <= CH_MAX_2G_CHANNEL) + band = NL80211_BAND_2GHZ; + else + band = NL80211_BAND_5GHZ; + channel[i].center_freq = + ieee80211_channel_to_frequency(channel_req, + band); + channel[i].band = band; + channel[i].flags |= IEEE80211_CHAN_NO_HT40; + request->channels[i] = &channel[i]; + request->n_channels++; + } + + /* assign parsed ssid array */ + if (request->n_ssids) + request->ssids = &ssid[0]; + + if (test_bit(WL_STATUS_SCANNING, &cfg->status)) { + /* Abort any on-going scan */ + brcmf_abort_scanning(cfg); + } + + set_bit(WL_STATUS_SCANNING, &cfg->status); + err = brcmf_do_escan(cfg, wiphy, ndev, request); + if (err) { + clear_bit(WL_STATUS_SCANNING, &cfg->status); + goto out_err; + } + cfg->sched_escan = true; + cfg->scan_request = request; + } else { + WL_ERR("FALSE PNO Event. (pfn_count == 0)\n"); + goto out_err; + } + + kfree(ssid); + kfree(channel); + kfree(request); + return 0; + +out_err: + kfree(ssid); + kfree(channel); + kfree(request); + cfg80211_sched_scan_stopped(wiphy); + return err; +} + +#ifndef CONFIG_BRCMISCAN +static int brcmf_dev_pno_clean(struct net_device *ndev) +{ + char iovbuf[128]; + int ret; + + /* Disable pfn */ + ret = brcmf_dev_intvar_set(ndev, "pfn", 0); + if (ret == 0) { + /* clear pfn */ + ret = brcmf_dev_iovar_setbuf(ndev, "pfnclear", NULL, 0, + iovbuf, sizeof(iovbuf)); + } + if (ret < 0) + WL_ERR("failed code %d\n", ret); + + return ret; +} + +static int brcmf_dev_pno_config(struct net_device *ndev) +{ + struct brcmf_pno_param_le pfn_param; + char iovbuf[128]; + + memset(&pfn_param, 0, sizeof(pfn_param)); + pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); + + /* set extra pno params */ + pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); + pfn_param.repeat = BRCMF_PNO_REPEAT; + pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; + + /* set up pno scan fr */ + pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); + + return brcmf_dev_iovar_setbuf(ndev, "pfn_set", + &pfn_param, sizeof(pfn_param), + iovbuf, sizeof(iovbuf)); +} + +static int +brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, + struct net_device *ndev, + struct cfg80211_sched_scan_request *request) +{ + char iovbuf[128]; + struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); + struct brcmf_pno_net_param_le pfn; + int i; + int ret = 0; + + WL_SCAN("Enter n_match_sets:%d n_ssids:%d\n", + request->n_match_sets, request->n_ssids); + if (test_bit(WL_STATUS_SCANNING, &cfg->status)) { + WL_ERR("Scanning already : status (%lu)\n", cfg->status); + return -EAGAIN; + } + + if (!request || !request->n_ssids || !request->n_match_sets) { + WL_ERR("Invalid sched scan req!! n_ssids:%d\n", + request->n_ssids); + return -EINVAL; + } + + if (request->n_ssids > 0) { + for (i = 0; i < request->n_ssids; i++) { + /* Active scan req for ssids */ + WL_SCAN(">>> Active scan req for ssid (%s)\n", + request->ssids[i].ssid); + + /* + * match_set ssids is a supert set of n_ssid list, + * so we need not add these set seperately. + */ + } + } + + if (request->n_match_sets > 0) { + /* clean up everything */ + ret = brcmf_dev_pno_clean(ndev); + if (ret < 0) { + WL_ERR("failed error=%d\n", ret); + return ret; + } + + /* configure pno */ + ret = brcmf_dev_pno_config(ndev); + if (ret < 0) { + WL_ERR("PNO setup failed!! ret=%d\n", ret); + return -EINVAL; + } + + /* configure each match set */ + for (i = 0; i < request->n_match_sets; i++) { + struct cfg80211_ssid *ssid; + u32 ssid_len; + + ssid = &request->match_sets[i].ssid; + ssid_len = ssid->ssid_len; + + if (!ssid_len) { + WL_ERR("skip broadcast ssid\n"); + continue; + } + pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); + pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); + pfn.wsec = cpu_to_le32(0); + pfn.infra = cpu_to_le32(1); + pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); + pfn.ssid.SSID_len = cpu_to_le32(ssid_len); + memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); + ret = brcmf_dev_iovar_setbuf(ndev, "pfn_add", + &pfn, sizeof(pfn), + iovbuf, sizeof(iovbuf)); + WL_SCAN(">>> PNO filter %s for ssid (%s)\n", + ret == 0 ? "set" : "failed", + ssid->ssid); + } + /* Enable the PNO */ + if (brcmf_dev_intvar_set(ndev, "pfn", 1) < 0) { + WL_ERR("PNO enable failed!! ret=%d\n", ret); + return -EINVAL; + } + } else { + return -EINVAL; + } + + return 0; +} + +static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, + struct net_device *ndev) +{ + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + + WL_SCAN("enter\n"); + brcmf_dev_pno_clean(ndev); + if (cfg->sched_escan) + brcmf_notify_escan_complete(cfg, ndev, true, true); + return 0; +} +#endif /* CONFIG_BRCMISCAN */ + +#ifdef CONFIG_NL80211_TESTMODE +static int brcmf_cfg80211_testmode(struct wiphy *wiphy, void *data, int len) +{ + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct net_device *ndev = cfg->wdev->netdev; + struct brcmf_dcmd *dcmd = data; + struct sk_buff *reply; + int ret; + + ret = brcmf_netlink_dcmd(ndev, dcmd); + if (ret == 0) { + reply = cfg80211_testmode_alloc_reply_skb(wiphy, sizeof(*dcmd)); + nla_put(reply, NL80211_ATTR_TESTDATA, sizeof(*dcmd), dcmd); + ret = cfg80211_testmode_reply(reply); + } + return ret; +} +#endif + +static s32 brcmf_configure_opensecurity(struct net_device *ndev, s32 bssidx) +{ + s32 err; + + /* set auth */ + err = brcmf_dev_intvar_set_bsscfg(ndev, "auth", 0, bssidx); + if (err < 0) { + WL_ERR("auth error %d\n", err); + return err; + } + /* set wsec */ + err = brcmf_dev_intvar_set_bsscfg(ndev, "wsec", 0, bssidx); + if (err < 0) { + WL_ERR("wsec error %d\n", err); + return err; + } + /* set upper-layer auth */ + err = brcmf_dev_intvar_set_bsscfg(ndev, "wpa_auth", + WPA_AUTH_NONE, bssidx); + if (err < 0) { + WL_ERR("wpa_auth error %d\n", err); + return err; + } + + return 0; +} + +static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) +{ + if (is_rsn_ie) + return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); + + return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); +} + +static s32 +brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, + bool is_rsn_ie, s32 bssidx) +{ + u32 auth = 0; /* d11 open authentication */ + u16 count; + s32 err = 0; + s32 len = 0; + u32 i; + u32 wsec; + u32 pval = 0; + u32 gval = 0; + u32 wpa_auth = 0; + u32 offset; + u8 *data; + u16 rsn_cap; + u32 wme_bss_disable; + + WL_TRACE("Enter\n"); + if (wpa_ie == NULL) + goto exit; + + len = wpa_ie->len + TLV_HDR_LEN; + data = (u8 *)wpa_ie; + offset = 0; + if (!is_rsn_ie) + offset += VS_IE_FIXED_HDR_LEN; + offset += WPA_IE_VERSION_LEN; + + /* check for multicast cipher suite */ + if (offset + WPA_IE_MIN_OUI_LEN > len) { + err = -EINVAL; + WL_ERR("no multicast cipher suite\n"); + goto exit; + } + + if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { + err = -EINVAL; + WL_ERR("ivalid OUI\n"); + goto exit; + } + offset += TLV_OUI_LEN; + + /* pick up multicast cipher */ + switch (data[offset]) { + case WPA_CIPHER_NONE: + gval = 0; + break; + case WPA_CIPHER_WEP_40: + case WPA_CIPHER_WEP_104: + gval = WEP_ENABLED; + break; + case WPA_CIPHER_TKIP: + gval = TKIP_ENABLED; + break; + case WPA_CIPHER_AES_CCM: + gval = AES_ENABLED; + break; + default: + err = -EINVAL; + WL_ERR("Invalid multi cast cipher info\n"); + goto exit; + } + + offset++; + /* walk thru unicast cipher list and pick up what we recognize */ + count = data[offset] + (data[offset + 1] << 8); + offset += WPA_IE_SUITE_COUNT_LEN; + /* Check for unicast suite(s) */ + if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { + err = -EINVAL; + WL_ERR("no unicast cipher suite\n"); + goto exit; + } + for (i = 0; i < count; i++) { + if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { + err = -EINVAL; + WL_ERR("ivalid OUI\n"); + goto exit; + } + offset += TLV_OUI_LEN; + switch (data[offset]) { + case WPA_CIPHER_NONE: + break; + case WPA_CIPHER_WEP_40: + case WPA_CIPHER_WEP_104: + pval |= WEP_ENABLED; + break; + case WPA_CIPHER_TKIP: + pval |= TKIP_ENABLED; + break; + case WPA_CIPHER_AES_CCM: + pval |= AES_ENABLED; + break; + default: + WL_ERR("Ivalid unicast security info\n"); + } + offset++; + } + /* walk thru auth management suite list and pick up what we recognize */ + count = data[offset] + (data[offset + 1] << 8); + offset += WPA_IE_SUITE_COUNT_LEN; + /* Check for auth key management suite(s) */ + if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { + err = -EINVAL; + WL_ERR("no auth key mgmt suite\n"); + goto exit; + } + for (i = 0; i < count; i++) { + if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { + err = -EINVAL; + WL_ERR("ivalid OUI\n"); + goto exit; + } + offset += TLV_OUI_LEN; + switch (data[offset]) { + case RSN_AKM_NONE: + WL_TRACE("RSN_AKM_NONE\n"); + wpa_auth |= WPA_AUTH_NONE; + break; + case RSN_AKM_UNSPECIFIED: + WL_TRACE("RSN_AKM_UNSPECIFIED\n"); + is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : + (wpa_auth |= WPA_AUTH_UNSPECIFIED); + break; + case RSN_AKM_PSK: + WL_TRACE("RSN_AKM_PSK\n"); + is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : + (wpa_auth |= WPA_AUTH_PSK); + break; + default: + WL_ERR("Ivalid key mgmt info\n"); + } + offset++; + } + + if (is_rsn_ie) { + wme_bss_disable = 1; + if ((offset + RSN_CAP_LEN) <= len) { + rsn_cap = data[offset] + (data[offset + 1] << 8); + if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) + wme_bss_disable = 0; + } + /* set wme_bss_disable to sync RSN Capabilities */ + err = brcmf_dev_intvar_set_bsscfg(ndev, "wme_bss_disable", + wme_bss_disable, bssidx); + if (err < 0) { + WL_ERR("wme_bss_disable error %d\n", err); + goto exit; + } + } + /* FOR WPS , set SES_OW_ENABLED */ + wsec = (pval | gval | SES_OW_ENABLED); + + /* set auth */ + err = brcmf_dev_intvar_set_bsscfg(ndev, "auth", auth, bssidx); + if (err < 0) { + WL_ERR("auth error %d\n", err); + goto exit; + } + /* set wsec */ + err = brcmf_dev_intvar_set_bsscfg(ndev, "wsec", wsec, bssidx); + if (err < 0) { + WL_ERR("wsec error %d\n", err); + goto exit; + } + /* set upper-layer auth */ + err = brcmf_dev_intvar_set_bsscfg(ndev, "wpa_auth", wpa_auth, bssidx); + if (err < 0) { + WL_ERR("wpa_auth error %d\n", err); + goto exit; + } + +exit: + return err; +} + +static s32 +brcmf_parse_vndr_ies(u8 *vndr_ie_buf, u32 vndr_ie_len, + struct parsed_vndr_ies *vndr_ies) +{ + s32 err = 0; + struct brcmf_vs_tlv *vndrie; + struct brcmf_tlv *ie; + struct parsed_vndr_ie_info *parsed_info; + s32 remaining_len; + + remaining_len = (s32)vndr_ie_len; + memset(vndr_ies, 0, sizeof(*vndr_ies)); + + ie = (struct brcmf_tlv *)vndr_ie_buf; + while (ie) { + if (ie->id != WLAN_EID_VENDOR_SPECIFIC) + goto next; + vndrie = (struct brcmf_vs_tlv *)ie; + /* len should be bigger than OUI length + one */ + if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { + WL_ERR("invalid vndr ie. length is too small %d\n", + vndrie->len); + goto next; + } + /* if wpa or wme ie, do not add ie */ + if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && + ((vndrie->oui_type == WPA_OUI_TYPE) || + (vndrie->oui_type == WME_OUI_TYPE))) { + WL_TRACE("Found WPA/WME oui. Do not add it\n"); + goto next; + } + + parsed_info = &vndr_ies->ie_info[vndr_ies->count]; + + /* save vndr ie information */ + parsed_info->ie_ptr = (char *)vndrie; + parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; + memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); + + vndr_ies->count++; + + WL_TRACE("** OUI %02x %02x %02x, type 0x%02x\n", + parsed_info->vndrie.oui[0], + parsed_info->vndrie.oui[1], + parsed_info->vndrie.oui[2], + parsed_info->vndrie.oui_type); + + if (vndr_ies->count >= MAX_VNDR_IE_NUMBER) + break; +next: + remaining_len -= ie->len; + if (remaining_len <= 2) + ie = NULL; + else + ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len); + } + return err; +} + +static u32 +brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) +{ + + __le32 iecount_le; + __le32 pktflag_le; + + strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); + iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; + + iecount_le = cpu_to_le32(1); + memcpy(&iebuf[VNDR_IE_COUNT_OFFSET], &iecount_le, sizeof(iecount_le)); + + pktflag_le = cpu_to_le32(pktflag); + memcpy(&iebuf[VNDR_IE_PKTFLAG_OFFSET], &pktflag_le, sizeof(pktflag_le)); + + memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); + + return ie_len + VNDR_IE_HDR_SIZE; +} + +s32 +brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, + struct net_device *ndev, s32 bssidx, s32 pktflag, + u8 *vndr_ie_buf, u32 vndr_ie_len) +{ + s32 err = 0; + u8 *iovar_ie_buf; + u8 *curr_ie_buf; + u8 *mgmt_ie_buf = NULL; + u32 mgmt_ie_buf_len = 0; + u32 *mgmt_ie_len = 0; + u32 del_add_ie_buf_len = 0; + u32 total_ie_buf_len = 0; + u32 parsed_ie_buf_len = 0; + struct parsed_vndr_ies old_vndr_ies; + struct parsed_vndr_ies new_vndr_ies; + struct parsed_vndr_ie_info *vndrie_info; + s32 i; + u8 *ptr; + u32 remained_buf_len; + + WL_TRACE("bssidx %d, pktflag : 0x%02X\n", bssidx, pktflag); + iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); + if (!iovar_ie_buf) + return -ENOMEM; + curr_ie_buf = iovar_ie_buf; + if (test_bit(WL_STATUS_AP_CREATING, &cfg->status) || + test_bit(WL_STATUS_AP_CREATED, &cfg->status)) { + switch (pktflag) { + case VNDR_IE_PRBRSP_FLAG: + mgmt_ie_buf = cfg->ap_info->probe_res_ie; + mgmt_ie_len = &cfg->ap_info->probe_res_ie_len; + mgmt_ie_buf_len = + sizeof(cfg->ap_info->probe_res_ie); + break; + case VNDR_IE_BEACON_FLAG: + mgmt_ie_buf = cfg->ap_info->beacon_ie; + mgmt_ie_len = &cfg->ap_info->beacon_ie_len; + mgmt_ie_buf_len = sizeof(cfg->ap_info->beacon_ie); + break; + default: + err = -EPERM; + WL_ERR("not suitable type\n"); + goto exit; + } + bssidx = 0; + } else { + err = -EPERM; + WL_ERR("not suitable type\n"); + goto exit; + } + + if (vndr_ie_len > mgmt_ie_buf_len) { + err = -ENOMEM; + WL_ERR("extra IE size too big\n"); + goto exit; + } + + /* parse and save new vndr_ie in curr_ie_buff before comparing it */ + if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { + ptr = curr_ie_buf; + brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); + for (i = 0; i < new_vndr_ies.count; i++) { + vndrie_info = &new_vndr_ies.ie_info[i]; + memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, + vndrie_info->ie_len); + parsed_ie_buf_len += vndrie_info->ie_len; + } + } + + if (mgmt_ie_buf != NULL) { + if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && + (memcmp(mgmt_ie_buf, curr_ie_buf, + parsed_ie_buf_len) == 0)) { + WL_TRACE("Previous mgmt IE is equals to current IE"); + goto exit; + } + + /* parse old vndr_ie */ + brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); + + /* make a command to delete old ie */ + for (i = 0; i < old_vndr_ies.count; i++) { + vndrie_info = &old_vndr_ies.ie_info[i]; + + WL_TRACE("DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", + vndrie_info->vndrie.id, + vndrie_info->vndrie.len, + vndrie_info->vndrie.oui[0], + vndrie_info->vndrie.oui[1], + vndrie_info->vndrie.oui[2]); + + del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, + vndrie_info->ie_ptr, + vndrie_info->ie_len, + "del"); + curr_ie_buf += del_add_ie_buf_len; + total_ie_buf_len += del_add_ie_buf_len; + } + } + + *mgmt_ie_len = 0; + /* Add if there is any extra IE */ + if (mgmt_ie_buf && parsed_ie_buf_len) { + ptr = mgmt_ie_buf; + + remained_buf_len = mgmt_ie_buf_len; + + /* make a command to add new ie */ + for (i = 0; i < new_vndr_ies.count; i++) { + vndrie_info = &new_vndr_ies.ie_info[i]; + + WL_TRACE("ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", + vndrie_info->vndrie.id, + vndrie_info->vndrie.len, + vndrie_info->vndrie.oui[0], + vndrie_info->vndrie.oui[1], + vndrie_info->vndrie.oui[2]); + + del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, + vndrie_info->ie_ptr, + vndrie_info->ie_len, + "add"); + /* verify remained buf size before copy data */ + remained_buf_len -= vndrie_info->ie_len; + if (remained_buf_len < 0) { + WL_ERR("no space in mgmt_ie_buf: len left %d", + remained_buf_len); + break; + } + + /* save the parsed IE in wl struct */ + memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, + vndrie_info->ie_len); + *mgmt_ie_len += vndrie_info->ie_len; + + curr_ie_buf += del_add_ie_buf_len; + total_ie_buf_len += del_add_ie_buf_len; + } + } + if (total_ie_buf_len) { + err = brcmf_dev_iovar_setbuf_bsscfg(ndev, "vndr_ie", + iovar_ie_buf, + total_ie_buf_len, + cfg->extra_buf, + WL_EXTRA_BUF_MAX, bssidx); + if (err) + WL_ERR("vndr ie set error : %d\n", err); + } + +exit: + kfree(iovar_ie_buf); + return err; +} + +static s32 +brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, + struct cfg80211_ap_settings *settings) +{ + s32 ie_offset; + struct brcmf_tlv *ssid_ie; + struct brcmf_ssid_le ssid_le; + s32 ioctl_value; + s32 err = -EPERM; + struct brcmf_tlv *rsn_ie; + struct brcmf_vs_tlv *wpa_ie; + struct brcmf_join_params join_params; + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + s32 bssidx = 0; + + WL_TRACE("channel_type=%d, beacon_interval=%d, dtim_period=%d,\n", + settings->channel_type, settings->beacon_interval, + settings->dtim_period); + WL_TRACE("ssid=%s(%d), auth_type=%d, inactivity_timeout=%d\n", + settings->ssid, settings->ssid_len, settings->auth_type, + settings->inactivity_timeout); + + if (!test_bit(WL_STATUS_AP_CREATING, &cfg->status)) { + WL_ERR("Not in AP creation mode\n"); + return -EPERM; + } + + memset(&ssid_le, 0, sizeof(ssid_le)); + if (settings->ssid == NULL || settings->ssid_len == 0) { + ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; + ssid_ie = brcmf_parse_tlvs( + (u8 *)&settings->beacon.head[ie_offset], + settings->beacon.head_len - ie_offset, + WLAN_EID_SSID); + if (!ssid_ie) + return -EINVAL; + + memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); + ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); + WL_TRACE("SSID is (%s) in Head\n", ssid_le.SSID); + } else { + memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); + ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); + } + + brcmf_set_mpc(ndev, 0); + ioctl_value = 1; + err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_DOWN, &ioctl_value); + if (err < 0) { + WL_ERR("BRCMF_C_DOWN error %d\n", err); + goto exit; + } + ioctl_value = 1; + err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_INFRA, &ioctl_value); + if (err < 0) { + WL_ERR("SET INFRA error %d\n", err); + goto exit; + } + ioctl_value = 1; + err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_AP, &ioctl_value); + if (err < 0) { + WL_ERR("setting AP mode failed %d\n", err); + goto exit; + } + + /* find the RSN_IE */ + rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, + settings->beacon.tail_len, WLAN_EID_RSN); + + /* find the WPA_IE */ + wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, + settings->beacon.tail_len); + + kfree(cfg->ap_info->rsn_ie); + cfg->ap_info->rsn_ie = NULL; + kfree(cfg->ap_info->wpa_ie); + cfg->ap_info->wpa_ie = NULL; + + if ((wpa_ie != NULL || rsn_ie != NULL)) { + WL_TRACE("WPA(2) IE is found\n"); + if (wpa_ie != NULL) { + /* WPA IE */ + err = brcmf_configure_wpaie(ndev, wpa_ie, false, + bssidx); + if (err < 0) + goto exit; + cfg->ap_info->wpa_ie = kmemdup(wpa_ie, + wpa_ie->len + + TLV_HDR_LEN, + GFP_KERNEL); + } else { + /* RSN IE */ + err = brcmf_configure_wpaie(ndev, + (struct brcmf_vs_tlv *)rsn_ie, true, bssidx); + if (err < 0) + goto exit; + cfg->ap_info->rsn_ie = kmemdup(rsn_ie, + rsn_ie->len + + TLV_HDR_LEN, + GFP_KERNEL); + } + cfg->ap_info->security_mode = true; + } else { + WL_TRACE("No WPA(2) IEs found\n"); + brcmf_configure_opensecurity(ndev, bssidx); + cfg->ap_info->security_mode = false; + } + /* Set Beacon IEs to FW */ + err = brcmf_set_management_ie(cfg, ndev, bssidx, + VNDR_IE_BEACON_FLAG, + (u8 *)settings->beacon.tail, + settings->beacon.tail_len); + if (err) + WL_ERR("Set Beacon IE Failed\n"); + else + WL_TRACE("Applied Vndr IEs for Beacon\n"); + + /* Set Probe Response IEs to FW */ + err = brcmf_set_management_ie(cfg, ndev, bssidx, + VNDR_IE_PRBRSP_FLAG, + (u8 *)settings->beacon.proberesp_ies, + settings->beacon.proberesp_ies_len); + if (err) + WL_ERR("Set Probe Resp IE Failed\n"); + else + WL_TRACE("Applied Vndr IEs for Probe Resp\n"); + + if (settings->beacon_interval) { + ioctl_value = settings->beacon_interval; + err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_BCNPRD, + &ioctl_value); + if (err < 0) { + WL_ERR("Beacon Interval Set Error, %d\n", err); + goto exit; + } + } + if (settings->dtim_period) { + ioctl_value = settings->dtim_period; + err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_DTIMPRD, + &ioctl_value); + if (err < 0) { + WL_ERR("DTIM Interval Set Error, %d\n", err); + goto exit; + } + } + ioctl_value = 1; + err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_UP, &ioctl_value); + if (err < 0) { + WL_ERR("BRCMF_C_UP error (%d)\n", err); + goto exit; + } + + memset(&join_params, 0, sizeof(join_params)); + /* join parameters starts with ssid */ + memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); + /* create softap */ + err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_SSID, &join_params, + sizeof(join_params)); + if (err < 0) { + WL_ERR("SET SSID error (%d)\n", err); + goto exit; + } + clear_bit(WL_STATUS_AP_CREATING, &cfg->status); + set_bit(WL_STATUS_AP_CREATED, &cfg->status); + +exit: + if (err) + brcmf_set_mpc(ndev, 1); + return err; +} + +static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) +{ + struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + s32 ioctl_value; + s32 err = -EPERM; + + WL_TRACE("Enter\n"); + + if (cfg->conf->mode == WL_MODE_AP) { + /* Due to most likely deauths outstanding we sleep */ + /* first to make sure they get processed by fw. */ + msleep(400); + ioctl_value = 0; + err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_AP, &ioctl_value); + if (err < 0) { + WL_ERR("setting AP mode failed %d\n", err); + goto exit; + } + ioctl_value = 0; + err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_UP, &ioctl_value); + if (err < 0) { + WL_ERR("BRCMF_C_UP error %d\n", err); + goto exit; + } + brcmf_set_mpc(ndev, 1); + clear_bit(WL_STATUS_AP_CREATING, &cfg->status); + clear_bit(WL_STATUS_AP_CREATED, &cfg->status); + } +exit: + return err; +} + +static int +brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, + u8 *mac) +{ + struct brcmf_scb_val_le scbval; + s32 err; + + if (!mac) + return -EFAULT; + + WL_TRACE("Enter %pM\n", mac); + + if (!check_sys_up(wiphy)) + return -EIO; + + memcpy(&scbval.ea, mac, ETH_ALEN); + scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); + err = brcmf_exec_dcmd(ndev, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, + &scbval, sizeof(scbval)); + if (err) + WL_ERR("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); + + WL_TRACE("Exit\n"); + return err; +} + static struct cfg80211_ops wl_cfg80211_ops = { .change_virtual_intf = brcmf_cfg80211_change_iface, .scan = brcmf_cfg80211_scan, @@ -2748,7 +4369,18 @@ static struct cfg80211_ops wl_cfg80211_ops = { .resume = brcmf_cfg80211_resume, .set_pmksa = brcmf_cfg80211_set_pmksa, .del_pmksa = brcmf_cfg80211_del_pmksa, - .flush_pmksa = brcmf_cfg80211_flush_pmksa + .flush_pmksa = brcmf_cfg80211_flush_pmksa, + .start_ap = brcmf_cfg80211_start_ap, + .stop_ap = brcmf_cfg80211_stop_ap, + .del_station = brcmf_cfg80211_del_station, +#ifndef CONFIG_BRCMISCAN + /* scheduled scan need e-scan, which is mutual exclusive with i-scan */ + .sched_scan_start = brcmf_cfg80211_sched_scan_start, + .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, +#endif +#ifdef CONFIG_NL80211_TESTMODE + .testmode_cmd = brcmf_cfg80211_testmode +#endif }; static s32 brcmf_mode_to_nl80211_iftype(s32 mode) @@ -2767,8 +4399,18 @@ static s32 brcmf_mode_to_nl80211_iftype(s32 mode) return err; } -static struct wireless_dev *brcmf_alloc_wdev(s32 sizeof_iface, - struct device *ndev) +static void brcmf_wiphy_pno_params(struct wiphy *wiphy) +{ +#ifndef CONFIG_BRCMFISCAN + /* scheduled scan settings */ + wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; + wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; + wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; + wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; +#endif +} + +static struct wireless_dev *brcmf_alloc_wdev(struct device *ndev) { struct wireless_dev *wdev; s32 err = 0; @@ -2777,9 +4419,8 @@ static struct wireless_dev *brcmf_alloc_wdev(s32 sizeof_iface, if (!wdev) return ERR_PTR(-ENOMEM); - wdev->wiphy = - wiphy_new(&wl_cfg80211_ops, - sizeof(struct brcmf_cfg80211_priv) + sizeof_iface); + wdev->wiphy = wiphy_new(&wl_cfg80211_ops, + sizeof(struct brcmf_cfg80211_info)); if (!wdev->wiphy) { WL_ERR("Could not allocate wiphy device\n"); err = -ENOMEM; @@ -2788,8 +4429,9 @@ static struct wireless_dev *brcmf_alloc_wdev(s32 sizeof_iface, set_wiphy_dev(wdev->wiphy, ndev); wdev->wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; wdev->wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; - wdev->wiphy->interface_modes = - BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC); + wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC) | + BIT(NL80211_IFTYPE_AP); wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_a; /* Set * it as 11a by default. @@ -2805,6 +4447,7 @@ static struct wireless_dev *brcmf_alloc_wdev(s32 sizeof_iface, * save mode * by default */ + brcmf_wiphy_pno_params(wdev->wiphy); err = wiphy_register(wdev->wiphy); if (err < 0) { WL_ERR("Could not register wiphy device (%d)\n", err); @@ -2821,9 +4464,9 @@ wiphy_new_out: return ERR_PTR(err); } -static void brcmf_free_wdev(struct brcmf_cfg80211_priv *cfg_priv) +static void brcmf_free_wdev(struct brcmf_cfg80211_info *cfg) { - struct wireless_dev *wdev = cfg_priv->wdev; + struct wireless_dev *wdev = cfg->wdev; if (!wdev) { WL_ERR("wdev is invalid\n"); @@ -2832,10 +4475,10 @@ static void brcmf_free_wdev(struct brcmf_cfg80211_priv *cfg_priv) wiphy_unregister(wdev->wiphy); wiphy_free(wdev->wiphy); kfree(wdev); - cfg_priv->wdev = NULL; + cfg->wdev = NULL; } -static bool brcmf_is_linkup(struct brcmf_cfg80211_priv *cfg_priv, +static bool brcmf_is_linkup(struct brcmf_cfg80211_info *cfg, const struct brcmf_event_msg *e) { u32 event = be32_to_cpu(e->event_type); @@ -2843,14 +4486,14 @@ static bool brcmf_is_linkup(struct brcmf_cfg80211_priv *cfg_priv, if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { WL_CONN("Processing set ssid\n"); - cfg_priv->link_up = true; + cfg->link_up = true; return true; } return false; } -static bool brcmf_is_linkdown(struct brcmf_cfg80211_priv *cfg_priv, +static bool brcmf_is_linkdown(struct brcmf_cfg80211_info *cfg, const struct brcmf_event_msg *e) { u32 event = be32_to_cpu(e->event_type); @@ -2863,7 +4506,7 @@ static bool brcmf_is_linkdown(struct brcmf_cfg80211_priv *cfg_priv, return false; } -static bool brcmf_is_nonetwork(struct brcmf_cfg80211_priv *cfg_priv, +static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, const struct brcmf_event_msg *e) { u32 event = be32_to_cpu(e->event_type); @@ -2884,9 +4527,9 @@ static bool brcmf_is_nonetwork(struct brcmf_cfg80211_priv *cfg_priv, return false; } -static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv) +static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv); + struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); kfree(conn_info->req_ie); conn_info->req_ie = NULL; @@ -2896,30 +4539,30 @@ static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv) conn_info->resp_ie_len = 0; } -static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg) { - struct net_device *ndev = cfg_to_ndev(cfg_priv); + struct net_device *ndev = cfg_to_ndev(cfg); struct brcmf_cfg80211_assoc_ielen_le *assoc_info; - struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv); + struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); u32 req_len; u32 resp_len; s32 err = 0; - brcmf_clear_assoc_ies(cfg_priv); + brcmf_clear_assoc_ies(cfg); - err = brcmf_dev_bufvar_get(ndev, "assoc_info", cfg_priv->extra_buf, + err = brcmf_dev_bufvar_get(ndev, "assoc_info", cfg->extra_buf, WL_ASSOC_INFO_MAX); if (err) { WL_ERR("could not get assoc info (%d)\n", err); return err; } assoc_info = - (struct brcmf_cfg80211_assoc_ielen_le *)cfg_priv->extra_buf; + (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; req_len = le32_to_cpu(assoc_info->req_len); resp_len = le32_to_cpu(assoc_info->resp_len); if (req_len) { err = brcmf_dev_bufvar_get(ndev, "assoc_req_ies", - cfg_priv->extra_buf, + cfg->extra_buf, WL_ASSOC_INFO_MAX); if (err) { WL_ERR("could not get assoc req (%d)\n", err); @@ -2927,7 +4570,7 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv) } conn_info->req_ie_len = req_len; conn_info->req_ie = - kmemdup(cfg_priv->extra_buf, conn_info->req_ie_len, + kmemdup(cfg->extra_buf, conn_info->req_ie_len, GFP_KERNEL); } else { conn_info->req_ie_len = 0; @@ -2935,7 +4578,7 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv) } if (resp_len) { err = brcmf_dev_bufvar_get(ndev, "assoc_resp_ies", - cfg_priv->extra_buf, + cfg->extra_buf, WL_ASSOC_INFO_MAX); if (err) { WL_ERR("could not get assoc resp (%d)\n", err); @@ -2943,7 +4586,7 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv) } conn_info->resp_ie_len = resp_len; conn_info->resp_ie = - kmemdup(cfg_priv->extra_buf, conn_info->resp_ie_len, + kmemdup(cfg->extra_buf, conn_info->resp_ie_len, GFP_KERNEL); } else { conn_info->resp_ie_len = 0; @@ -2956,12 +4599,13 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv) } static s32 -brcmf_bss_roaming_done(struct brcmf_cfg80211_priv *cfg_priv, +brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e) { - struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv); - struct wiphy *wiphy = cfg_to_wiphy(cfg_priv); + struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); + struct wiphy *wiphy = cfg_to_wiphy(cfg); struct brcmf_channel_info_le channel_le; struct ieee80211_channel *notify_channel; struct ieee80211_supported_band *band; @@ -2971,9 +4615,9 @@ brcmf_bss_roaming_done(struct brcmf_cfg80211_priv *cfg_priv, WL_TRACE("Enter\n"); - brcmf_get_assoc_ies(cfg_priv); - brcmf_update_prof(cfg_priv, NULL, &e->addr, WL_PROF_BSSID); - brcmf_update_bss_info(cfg_priv); + brcmf_get_assoc_ies(cfg); + memcpy(profile->bssid, e->addr, ETH_ALEN); + brcmf_update_bss_info(cfg); brcmf_exec_dcmd(ndev, BRCMF_C_GET_CHANNEL, &channel_le, sizeof(channel_le)); @@ -2989,37 +4633,35 @@ brcmf_bss_roaming_done(struct brcmf_cfg80211_priv *cfg_priv, freq = ieee80211_channel_to_frequency(target_channel, band->band); notify_channel = ieee80211_get_channel(wiphy, freq); - cfg80211_roamed(ndev, notify_channel, - (u8 *)brcmf_read_prof(cfg_priv, WL_PROF_BSSID), + cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, conn_info->req_ie, conn_info->req_ie_len, conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); WL_CONN("Report roaming result\n"); - set_bit(WL_STATUS_CONNECTED, &cfg_priv->status); + set_bit(WL_STATUS_CONNECTED, &cfg->status); WL_TRACE("Exit\n"); return err; } static s32 -brcmf_bss_connect_done(struct brcmf_cfg80211_priv *cfg_priv, +brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, bool completed) { - struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv); + struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); s32 err = 0; WL_TRACE("Enter\n"); - if (test_and_clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) { + if (test_and_clear_bit(WL_STATUS_CONNECTING, &cfg->status)) { if (completed) { - brcmf_get_assoc_ies(cfg_priv); - brcmf_update_prof(cfg_priv, NULL, &e->addr, - WL_PROF_BSSID); - brcmf_update_bss_info(cfg_priv); + brcmf_get_assoc_ies(cfg); + memcpy(profile->bssid, e->addr, ETH_ALEN); + brcmf_update_bss_info(cfg); } cfg80211_connect_result(ndev, - (u8 *)brcmf_read_prof(cfg_priv, - WL_PROF_BSSID), + (u8 *)profile->bssid, conn_info->req_ie, conn_info->req_ie_len, conn_info->resp_ie, @@ -3028,7 +4670,7 @@ brcmf_bss_connect_done(struct brcmf_cfg80211_priv *cfg_priv, WLAN_STATUS_AUTH_TIMEOUT, GFP_KERNEL); if (completed) - set_bit(WL_STATUS_CONNECTED, &cfg_priv->status); + set_bit(WL_STATUS_CONNECTED, &cfg->status); WL_CONN("Report connect result - connection %s\n", completed ? "succeeded" : "failed"); } @@ -3037,52 +4679,93 @@ brcmf_bss_connect_done(struct brcmf_cfg80211_priv *cfg_priv, } static s32 -brcmf_notify_connect_status(struct brcmf_cfg80211_priv *cfg_priv, +brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, + struct net_device *ndev, + const struct brcmf_event_msg *e, void *data) +{ + s32 err = 0; + u32 event = be32_to_cpu(e->event_type); + u32 reason = be32_to_cpu(e->reason); + u32 len = be32_to_cpu(e->datalen); + static int generation; + + struct station_info sinfo; + + WL_CONN("event %d, reason %d\n", event, reason); + memset(&sinfo, 0, sizeof(sinfo)); + + sinfo.filled = 0; + if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && + reason == BRCMF_E_STATUS_SUCCESS) { + sinfo.filled = STATION_INFO_ASSOC_REQ_IES; + if (!data) { + WL_ERR("No IEs present in ASSOC/REASSOC_IND"); + return -EINVAL; + } + sinfo.assoc_req_ies = data; + sinfo.assoc_req_ies_len = len; + generation++; + sinfo.generation = generation; + cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_ATOMIC); + } else if ((event == BRCMF_E_DISASSOC_IND) || + (event == BRCMF_E_DEAUTH_IND) || + (event == BRCMF_E_DEAUTH)) { + generation++; + sinfo.generation = generation; + cfg80211_del_sta(ndev, e->addr, GFP_ATOMIC); + } + return err; +} + +static s32 +brcmf_notify_connect_status(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, void *data) { + struct brcmf_cfg80211_profile *profile = cfg->profile; s32 err = 0; - if (brcmf_is_linkup(cfg_priv, e)) { + if (cfg->conf->mode == WL_MODE_AP) { + err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); + } else if (brcmf_is_linkup(cfg, e)) { WL_CONN("Linkup\n"); - if (brcmf_is_ibssmode(cfg_priv)) { - brcmf_update_prof(cfg_priv, NULL, (void *)e->addr, - WL_PROF_BSSID); - wl_inform_ibss(cfg_priv, ndev, e->addr); + if (brcmf_is_ibssmode(cfg)) { + memcpy(profile->bssid, e->addr, ETH_ALEN); + wl_inform_ibss(cfg, ndev, e->addr); cfg80211_ibss_joined(ndev, e->addr, GFP_KERNEL); - clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status); - set_bit(WL_STATUS_CONNECTED, &cfg_priv->status); + clear_bit(WL_STATUS_CONNECTING, &cfg->status); + set_bit(WL_STATUS_CONNECTED, &cfg->status); } else - brcmf_bss_connect_done(cfg_priv, ndev, e, true); - } else if (brcmf_is_linkdown(cfg_priv, e)) { + brcmf_bss_connect_done(cfg, ndev, e, true); + } else if (brcmf_is_linkdown(cfg, e)) { WL_CONN("Linkdown\n"); - if (brcmf_is_ibssmode(cfg_priv)) { - clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status); + if (brcmf_is_ibssmode(cfg)) { + clear_bit(WL_STATUS_CONNECTING, &cfg->status); if (test_and_clear_bit(WL_STATUS_CONNECTED, - &cfg_priv->status)) - brcmf_link_down(cfg_priv); + &cfg->status)) + brcmf_link_down(cfg); } else { - brcmf_bss_connect_done(cfg_priv, ndev, e, false); + brcmf_bss_connect_done(cfg, ndev, e, false); if (test_and_clear_bit(WL_STATUS_CONNECTED, - &cfg_priv->status)) { + &cfg->status)) { cfg80211_disconnected(ndev, 0, NULL, 0, GFP_KERNEL); - brcmf_link_down(cfg_priv); + brcmf_link_down(cfg); } } - brcmf_init_prof(cfg_priv->profile); - } else if (brcmf_is_nonetwork(cfg_priv, e)) { - if (brcmf_is_ibssmode(cfg_priv)) - clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status); + brcmf_init_prof(cfg->profile); + } else if (brcmf_is_nonetwork(cfg, e)) { + if (brcmf_is_ibssmode(cfg)) + clear_bit(WL_STATUS_CONNECTING, &cfg->status); else - brcmf_bss_connect_done(cfg_priv, ndev, e, false); + brcmf_bss_connect_done(cfg, ndev, e, false); } return err; } static s32 -brcmf_notify_roaming_status(struct brcmf_cfg80211_priv *cfg_priv, +brcmf_notify_roaming_status(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, void *data) { @@ -3091,17 +4774,17 @@ brcmf_notify_roaming_status(struct brcmf_cfg80211_priv *cfg_priv, u32 status = be32_to_cpu(e->status); if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { - if (test_bit(WL_STATUS_CONNECTED, &cfg_priv->status)) - brcmf_bss_roaming_done(cfg_priv, ndev, e); + if (test_bit(WL_STATUS_CONNECTED, &cfg->status)) + brcmf_bss_roaming_done(cfg, ndev, e); else - brcmf_bss_connect_done(cfg_priv, ndev, e, true); + brcmf_bss_connect_done(cfg, ndev, e, true); } return err; } static s32 -brcmf_notify_mic_status(struct brcmf_cfg80211_priv *cfg_priv, +brcmf_notify_mic_status(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, void *data) { @@ -3120,7 +4803,7 @@ brcmf_notify_mic_status(struct brcmf_cfg80211_priv *cfg_priv, } static s32 -brcmf_notify_scan_status(struct brcmf_cfg80211_priv *cfg_priv, +brcmf_notify_scan_status(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, void *data) { @@ -3133,12 +4816,12 @@ brcmf_notify_scan_status(struct brcmf_cfg80211_priv *cfg_priv, WL_TRACE("Enter\n"); - if (cfg_priv->iscan_on && cfg_priv->iscan_kickstart) { + if (cfg->iscan_on && cfg->iscan_kickstart) { WL_TRACE("Exit\n"); - return brcmf_wakeup_iscan(cfg_to_iscan(cfg_priv)); + return brcmf_wakeup_iscan(cfg_to_iscan(cfg)); } - if (!test_and_clear_bit(WL_STATUS_SCANNING, &cfg_priv->status)) { + if (!test_and_clear_bit(WL_STATUS_SCANNING, &cfg->status)) { WL_ERR("Scan complete while device not scanning\n"); scan_abort = true; err = -EINVAL; @@ -3155,35 +4838,33 @@ brcmf_notify_scan_status(struct brcmf_cfg80211_priv *cfg_priv, scan_channel = le32_to_cpu(channel_inform_le.scan_channel); if (scan_channel) WL_CONN("channel_inform.scan_channel (%d)\n", scan_channel); - cfg_priv->bss_list = cfg_priv->scan_results; - bss_list_le = (struct brcmf_scan_results_le *) cfg_priv->bss_list; + cfg->bss_list = cfg->scan_results; + bss_list_le = (struct brcmf_scan_results_le *) cfg->bss_list; - memset(cfg_priv->scan_results, 0, len); + memset(cfg->scan_results, 0, len); bss_list_le->buflen = cpu_to_le32(len); err = brcmf_exec_dcmd(ndev, BRCMF_C_SCAN_RESULTS, - cfg_priv->scan_results, len); + cfg->scan_results, len); if (err) { WL_ERR("%s Scan_results error (%d)\n", ndev->name, err); err = -EINVAL; scan_abort = true; goto scan_done_out; } - cfg_priv->scan_results->buflen = le32_to_cpu(bss_list_le->buflen); - cfg_priv->scan_results->version = le32_to_cpu(bss_list_le->version); - cfg_priv->scan_results->count = le32_to_cpu(bss_list_le->count); + cfg->scan_results->buflen = le32_to_cpu(bss_list_le->buflen); + cfg->scan_results->version = le32_to_cpu(bss_list_le->version); + cfg->scan_results->count = le32_to_cpu(bss_list_le->count); - err = brcmf_inform_bss(cfg_priv); - if (err) { + err = brcmf_inform_bss(cfg); + if (err) scan_abort = true; - goto scan_done_out; - } scan_done_out: - if (cfg_priv->scan_request) { + if (cfg->scan_request) { WL_SCAN("calling cfg80211_scan_done\n"); - cfg80211_scan_done(cfg_priv->scan_request, scan_abort); + cfg80211_scan_done(cfg->scan_request, scan_abort); brcmf_set_mpc(ndev, 1); - cfg_priv->scan_request = NULL; + cfg->scan_request = NULL; } WL_TRACE("Exit\n"); @@ -3206,68 +4887,85 @@ static void brcmf_init_eloop_handler(struct brcmf_cfg80211_event_loop *el) memset(el, 0, sizeof(*el)); el->handler[BRCMF_E_SCAN_COMPLETE] = brcmf_notify_scan_status; el->handler[BRCMF_E_LINK] = brcmf_notify_connect_status; + el->handler[BRCMF_E_DEAUTH_IND] = brcmf_notify_connect_status; + el->handler[BRCMF_E_DEAUTH] = brcmf_notify_connect_status; + el->handler[BRCMF_E_DISASSOC_IND] = brcmf_notify_connect_status; + el->handler[BRCMF_E_ASSOC_IND] = brcmf_notify_connect_status; + el->handler[BRCMF_E_REASSOC_IND] = brcmf_notify_connect_status; el->handler[BRCMF_E_ROAM] = brcmf_notify_roaming_status; el->handler[BRCMF_E_MIC_ERROR] = brcmf_notify_mic_status; el->handler[BRCMF_E_SET_SSID] = brcmf_notify_connect_status; + el->handler[BRCMF_E_PFN_NET_FOUND] = brcmf_notify_sched_scan_results; +} + +static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) +{ + kfree(cfg->scan_results); + cfg->scan_results = NULL; + kfree(cfg->bss_info); + cfg->bss_info = NULL; + kfree(cfg->conf); + cfg->conf = NULL; + kfree(cfg->profile); + cfg->profile = NULL; + kfree(cfg->scan_req_int); + cfg->scan_req_int = NULL; + kfree(cfg->escan_ioctl_buf); + cfg->escan_ioctl_buf = NULL; + kfree(cfg->dcmd_buf); + cfg->dcmd_buf = NULL; + kfree(cfg->extra_buf); + cfg->extra_buf = NULL; + kfree(cfg->iscan); + cfg->iscan = NULL; + kfree(cfg->pmk_list); + cfg->pmk_list = NULL; + if (cfg->ap_info) { + kfree(cfg->ap_info->wpa_ie); + kfree(cfg->ap_info->rsn_ie); + kfree(cfg->ap_info); + cfg->ap_info = NULL; + } } -static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_priv *cfg_priv) -{ - kfree(cfg_priv->scan_results); - cfg_priv->scan_results = NULL; - kfree(cfg_priv->bss_info); - cfg_priv->bss_info = NULL; - kfree(cfg_priv->conf); - cfg_priv->conf = NULL; - kfree(cfg_priv->profile); - cfg_priv->profile = NULL; - kfree(cfg_priv->scan_req_int); - cfg_priv->scan_req_int = NULL; - kfree(cfg_priv->dcmd_buf); - cfg_priv->dcmd_buf = NULL; - kfree(cfg_priv->extra_buf); - cfg_priv->extra_buf = NULL; - kfree(cfg_priv->iscan); - cfg_priv->iscan = NULL; - kfree(cfg_priv->pmk_list); - cfg_priv->pmk_list = NULL; -} - -static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_priv *cfg_priv) -{ - cfg_priv->scan_results = kzalloc(WL_SCAN_BUF_MAX, GFP_KERNEL); - if (!cfg_priv->scan_results) +static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) +{ + cfg->scan_results = kzalloc(WL_SCAN_BUF_MAX, GFP_KERNEL); + if (!cfg->scan_results) goto init_priv_mem_out; - cfg_priv->conf = kzalloc(sizeof(*cfg_priv->conf), GFP_KERNEL); - if (!cfg_priv->conf) + cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); + if (!cfg->conf) goto init_priv_mem_out; - cfg_priv->profile = kzalloc(sizeof(*cfg_priv->profile), GFP_KERNEL); - if (!cfg_priv->profile) + cfg->profile = kzalloc(sizeof(*cfg->profile), GFP_KERNEL); + if (!cfg->profile) goto init_priv_mem_out; - cfg_priv->bss_info = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); - if (!cfg_priv->bss_info) + cfg->bss_info = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); + if (!cfg->bss_info) goto init_priv_mem_out; - cfg_priv->scan_req_int = kzalloc(sizeof(*cfg_priv->scan_req_int), + cfg->scan_req_int = kzalloc(sizeof(*cfg->scan_req_int), GFP_KERNEL); - if (!cfg_priv->scan_req_int) + if (!cfg->scan_req_int) + goto init_priv_mem_out; + cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); + if (!cfg->escan_ioctl_buf) goto init_priv_mem_out; - cfg_priv->dcmd_buf = kzalloc(WL_DCMD_LEN_MAX, GFP_KERNEL); - if (!cfg_priv->dcmd_buf) + cfg->dcmd_buf = kzalloc(WL_DCMD_LEN_MAX, GFP_KERNEL); + if (!cfg->dcmd_buf) goto init_priv_mem_out; - cfg_priv->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); - if (!cfg_priv->extra_buf) + cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); + if (!cfg->extra_buf) goto init_priv_mem_out; - cfg_priv->iscan = kzalloc(sizeof(*cfg_priv->iscan), GFP_KERNEL); - if (!cfg_priv->iscan) + cfg->iscan = kzalloc(sizeof(*cfg->iscan), GFP_KERNEL); + if (!cfg->iscan) goto init_priv_mem_out; - cfg_priv->pmk_list = kzalloc(sizeof(*cfg_priv->pmk_list), GFP_KERNEL); - if (!cfg_priv->pmk_list) + cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); + if (!cfg->pmk_list) goto init_priv_mem_out; return 0; init_priv_mem_out: - brcmf_deinit_priv_mem(cfg_priv); + brcmf_deinit_priv_mem(cfg); return -ENOMEM; } @@ -3277,17 +4975,17 @@ init_priv_mem_out: */ static struct brcmf_cfg80211_event_q *brcmf_deq_event( - struct brcmf_cfg80211_priv *cfg_priv) + struct brcmf_cfg80211_info *cfg) { struct brcmf_cfg80211_event_q *e = NULL; - spin_lock_irq(&cfg_priv->evt_q_lock); - if (!list_empty(&cfg_priv->evt_q_list)) { - e = list_first_entry(&cfg_priv->evt_q_list, + spin_lock_irq(&cfg->evt_q_lock); + if (!list_empty(&cfg->evt_q_list)) { + e = list_first_entry(&cfg->evt_q_list, struct brcmf_cfg80211_event_q, evt_q_list); list_del(&e->evt_q_list); } - spin_unlock_irq(&cfg_priv->evt_q_lock); + spin_unlock_irq(&cfg->evt_q_lock); return e; } @@ -3299,23 +4997,33 @@ static struct brcmf_cfg80211_event_q *brcmf_deq_event( */ static s32 -brcmf_enq_event(struct brcmf_cfg80211_priv *cfg_priv, u32 event, - const struct brcmf_event_msg *msg) +brcmf_enq_event(struct brcmf_cfg80211_info *cfg, u32 event, + const struct brcmf_event_msg *msg, void *data) { struct brcmf_cfg80211_event_q *e; s32 err = 0; ulong flags; + u32 data_len; + u32 total_len; - e = kzalloc(sizeof(struct brcmf_cfg80211_event_q), GFP_ATOMIC); + total_len = sizeof(struct brcmf_cfg80211_event_q); + if (data) + data_len = be32_to_cpu(msg->datalen); + else + data_len = 0; + total_len += data_len; + e = kzalloc(total_len, GFP_ATOMIC); if (!e) return -ENOMEM; e->etype = event; memcpy(&e->emsg, msg, sizeof(struct brcmf_event_msg)); + if (data) + memcpy(&e->edata, data, data_len); - spin_lock_irqsave(&cfg_priv->evt_q_lock, flags); - list_add_tail(&e->evt_q_list, &cfg_priv->evt_q_list); - spin_unlock_irqrestore(&cfg_priv->evt_q_lock, flags); + spin_lock_irqsave(&cfg->evt_q_lock, flags); + list_add_tail(&e->evt_q_list, &cfg->evt_q_list); + spin_unlock_irqrestore(&cfg->evt_q_lock, flags); return err; } @@ -3327,12 +5035,12 @@ static void brcmf_put_event(struct brcmf_cfg80211_event_q *e) static void brcmf_cfg80211_event_handler(struct work_struct *work) { - struct brcmf_cfg80211_priv *cfg_priv = - container_of(work, struct brcmf_cfg80211_priv, + struct brcmf_cfg80211_info *cfg = + container_of(work, struct brcmf_cfg80211_info, event_work); struct brcmf_cfg80211_event_q *e; - e = brcmf_deq_event(cfg_priv); + e = brcmf_deq_event(cfg); if (unlikely(!e)) { WL_ERR("event queue empty...\n"); return; @@ -3340,137 +5048,131 @@ static void brcmf_cfg80211_event_handler(struct work_struct *work) do { WL_INFO("event type (%d)\n", e->etype); - if (cfg_priv->el.handler[e->etype]) - cfg_priv->el.handler[e->etype](cfg_priv, - cfg_to_ndev(cfg_priv), + if (cfg->el.handler[e->etype]) + cfg->el.handler[e->etype](cfg, + cfg_to_ndev(cfg), &e->emsg, e->edata); else WL_INFO("Unknown Event (%d): ignoring\n", e->etype); brcmf_put_event(e); - } while ((e = brcmf_deq_event(cfg_priv))); + } while ((e = brcmf_deq_event(cfg))); } -static void brcmf_init_eq(struct brcmf_cfg80211_priv *cfg_priv) +static void brcmf_init_eq(struct brcmf_cfg80211_info *cfg) { - spin_lock_init(&cfg_priv->evt_q_lock); - INIT_LIST_HEAD(&cfg_priv->evt_q_list); + spin_lock_init(&cfg->evt_q_lock); + INIT_LIST_HEAD(&cfg->evt_q_list); } -static void brcmf_flush_eq(struct brcmf_cfg80211_priv *cfg_priv) +static void brcmf_flush_eq(struct brcmf_cfg80211_info *cfg) { struct brcmf_cfg80211_event_q *e; - spin_lock_irq(&cfg_priv->evt_q_lock); - while (!list_empty(&cfg_priv->evt_q_list)) { - e = list_first_entry(&cfg_priv->evt_q_list, + spin_lock_irq(&cfg->evt_q_lock); + while (!list_empty(&cfg->evt_q_list)) { + e = list_first_entry(&cfg->evt_q_list, struct brcmf_cfg80211_event_q, evt_q_list); list_del(&e->evt_q_list); kfree(e); } - spin_unlock_irq(&cfg_priv->evt_q_lock); + spin_unlock_irq(&cfg->evt_q_lock); } -static s32 wl_init_priv(struct brcmf_cfg80211_priv *cfg_priv) +static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) { s32 err = 0; - cfg_priv->scan_request = NULL; - cfg_priv->pwr_save = true; - cfg_priv->iscan_on = true; /* iscan on & off switch. + cfg->scan_request = NULL; + cfg->pwr_save = true; +#ifdef CONFIG_BRCMISCAN + cfg->iscan_on = true; /* iscan on & off switch. we enable iscan per default */ - cfg_priv->roam_on = true; /* roam on & off switch. + cfg->escan_on = false; /* escan on & off switch. + we disable escan per default */ +#else + cfg->iscan_on = false; /* iscan on & off switch. + we disable iscan per default */ + cfg->escan_on = true; /* escan on & off switch. + we enable escan per default */ +#endif + cfg->roam_on = true; /* roam on & off switch. we enable roam per default */ - cfg_priv->iscan_kickstart = false; - cfg_priv->active_scan = true; /* we do active scan for + cfg->iscan_kickstart = false; + cfg->active_scan = true; /* we do active scan for specific scan per default */ - cfg_priv->dongle_up = false; /* dongle is not up yet */ - brcmf_init_eq(cfg_priv); - err = brcmf_init_priv_mem(cfg_priv); + cfg->dongle_up = false; /* dongle is not up yet */ + brcmf_init_eq(cfg); + err = brcmf_init_priv_mem(cfg); if (err) return err; - INIT_WORK(&cfg_priv->event_work, brcmf_cfg80211_event_handler); - brcmf_init_eloop_handler(&cfg_priv->el); - mutex_init(&cfg_priv->usr_sync); - err = brcmf_init_iscan(cfg_priv); + INIT_WORK(&cfg->event_work, brcmf_cfg80211_event_handler); + brcmf_init_eloop_handler(&cfg->el); + mutex_init(&cfg->usr_sync); + err = brcmf_init_iscan(cfg); if (err) return err; - brcmf_init_conf(cfg_priv->conf); - brcmf_init_prof(cfg_priv->profile); - brcmf_link_down(cfg_priv); + brcmf_init_escan(cfg); + brcmf_init_conf(cfg->conf); + brcmf_init_prof(cfg->profile); + brcmf_link_down(cfg); return err; } -static void wl_deinit_priv(struct brcmf_cfg80211_priv *cfg_priv) +static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) { - cancel_work_sync(&cfg_priv->event_work); - cfg_priv->dongle_up = false; /* dongle down */ - brcmf_flush_eq(cfg_priv); - brcmf_link_down(cfg_priv); - brcmf_term_iscan(cfg_priv); - brcmf_deinit_priv_mem(cfg_priv); + cancel_work_sync(&cfg->event_work); + cfg->dongle_up = false; /* dongle down */ + brcmf_flush_eq(cfg); + brcmf_link_down(cfg); + brcmf_abort_scanning(cfg); + brcmf_deinit_priv_mem(cfg); } -struct brcmf_cfg80211_dev *brcmf_cfg80211_attach(struct net_device *ndev, - struct device *busdev, - void *data) +struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct net_device *ndev, + struct device *busdev, + struct brcmf_pub *drvr) { struct wireless_dev *wdev; - struct brcmf_cfg80211_priv *cfg_priv; - struct brcmf_cfg80211_iface *ci; - struct brcmf_cfg80211_dev *cfg_dev; + struct brcmf_cfg80211_info *cfg; s32 err = 0; if (!ndev) { WL_ERR("ndev is invalid\n"); return NULL; } - cfg_dev = kzalloc(sizeof(struct brcmf_cfg80211_dev), GFP_KERNEL); - if (!cfg_dev) - return NULL; - wdev = brcmf_alloc_wdev(sizeof(struct brcmf_cfg80211_iface), busdev); + wdev = brcmf_alloc_wdev(busdev); if (IS_ERR(wdev)) { - kfree(cfg_dev); return NULL; } wdev->iftype = brcmf_mode_to_nl80211_iftype(WL_MODE_BSS); - cfg_priv = wdev_to_cfg(wdev); - cfg_priv->wdev = wdev; - cfg_priv->pub = data; - ci = (struct brcmf_cfg80211_iface *)&cfg_priv->ci; - ci->cfg_priv = cfg_priv; + cfg = wdev_to_cfg(wdev); + cfg->wdev = wdev; + cfg->pub = drvr; ndev->ieee80211_ptr = wdev; SET_NETDEV_DEV(ndev, wiphy_dev(wdev->wiphy)); wdev->netdev = ndev; - err = wl_init_priv(cfg_priv); + err = wl_init_priv(cfg); if (err) { WL_ERR("Failed to init iwm_priv (%d)\n", err); goto cfg80211_attach_out; } - brcmf_set_drvdata(cfg_dev, ci); - return cfg_dev; + return cfg; cfg80211_attach_out: - brcmf_free_wdev(cfg_priv); - kfree(cfg_dev); + brcmf_free_wdev(cfg); return NULL; } -void brcmf_cfg80211_detach(struct brcmf_cfg80211_dev *cfg_dev) +void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_priv *cfg_priv; - - cfg_priv = brcmf_priv_get(cfg_dev); - - wl_deinit_priv(cfg_priv); - brcmf_free_wdev(cfg_priv); - brcmf_set_drvdata(cfg_dev, NULL); - kfree(cfg_dev); + wl_deinit_priv(cfg); + brcmf_free_wdev(cfg); } void @@ -3478,10 +5180,10 @@ brcmf_cfg80211_event(struct net_device *ndev, const struct brcmf_event_msg *e, void *data) { u32 event_type = be32_to_cpu(e->event_type); - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); + struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); - if (!brcmf_enq_event(cfg_priv, event_type, e)) - schedule_work(&cfg_priv->event_work); + if (!brcmf_enq_event(cfg, event_type, e, data)) + schedule_work(&cfg->event_work); } static s32 brcmf_dongle_mode(struct net_device *ndev, s32 iftype) @@ -3502,6 +5204,9 @@ static s32 brcmf_dongle_mode(struct net_device *ndev, s32 iftype) case NL80211_IFTYPE_STATION: infra = 1; break; + case NL80211_IFTYPE_AP: + infra = 1; + break; default: err = -EINVAL; WL_ERR("invalid type (%d)\n", iftype); @@ -3554,6 +5259,8 @@ static s32 brcmf_dongle_eventmsg(struct net_device *ndev) setbit(eventmask, BRCMF_E_TXFAIL); setbit(eventmask, BRCMF_E_JOIN_START); setbit(eventmask, BRCMF_E_SCAN_COMPLETE); + setbit(eventmask, BRCMF_E_ESCAN_RESULT); + setbit(eventmask, BRCMF_E_PFN_NET_FOUND); brcmf_c_mkiovar("event_msgs", eventmask, BRCMF_EVENTING_MASK_LEN, iovbuf, sizeof(iovbuf)); @@ -3672,46 +5379,46 @@ dongle_scantime_out: return err; } -static s32 wl_update_wiphybands(struct brcmf_cfg80211_priv *cfg_priv) +static s32 wl_update_wiphybands(struct brcmf_cfg80211_info *cfg) { struct wiphy *wiphy; s32 phy_list; s8 phy; s32 err = 0; - err = brcmf_exec_dcmd(cfg_to_ndev(cfg_priv), BRCM_GET_PHYLIST, + err = brcmf_exec_dcmd(cfg_to_ndev(cfg), BRCM_GET_PHYLIST, &phy_list, sizeof(phy_list)); if (err) { WL_ERR("error (%d)\n", err); return err; } - phy = ((char *)&phy_list)[1]; + phy = ((char *)&phy_list)[0]; WL_INFO("%c phy\n", phy); if (phy == 'n' || phy == 'a') { - wiphy = cfg_to_wiphy(cfg_priv); + wiphy = cfg_to_wiphy(cfg); wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_n; } return err; } -static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_info *cfg) { - return wl_update_wiphybands(cfg_priv); + return wl_update_wiphybands(cfg); } -static s32 brcmf_config_dongle(struct brcmf_cfg80211_priv *cfg_priv) +static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) { struct net_device *ndev; struct wireless_dev *wdev; s32 power_mode; s32 err = 0; - if (cfg_priv->dongle_up) + if (cfg->dongle_up) return err; - ndev = cfg_to_ndev(cfg_priv); + ndev = cfg_to_ndev(cfg); wdev = ndev->ieee80211_ptr; brcmf_dongle_scantime(ndev, WL_SCAN_CHANNEL_TIME, @@ -3721,21 +5428,21 @@ static s32 brcmf_config_dongle(struct brcmf_cfg80211_priv *cfg_priv) if (err) goto default_conf_out; - power_mode = cfg_priv->pwr_save ? PM_FAST : PM_OFF; + power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_PM, &power_mode); if (err) goto default_conf_out; WL_INFO("power save set to %s\n", (power_mode ? "enabled" : "disabled")); - err = brcmf_dongle_roam(ndev, (cfg_priv->roam_on ? 0 : 1), + err = brcmf_dongle_roam(ndev, (cfg->roam_on ? 0 : 1), WL_BEACON_TIMEOUT); if (err) goto default_conf_out; err = brcmf_dongle_mode(ndev, wdev->iftype); if (err && err != -EINPROGRESS) goto default_conf_out; - err = brcmf_dongle_probecap(cfg_priv); + err = brcmf_dongle_probecap(cfg); if (err) goto default_conf_out; @@ -3743,31 +5450,31 @@ static s32 brcmf_config_dongle(struct brcmf_cfg80211_priv *cfg_priv) default_conf_out: - cfg_priv->dongle_up = true; + cfg->dongle_up = true; return err; } -static int brcmf_debugfs_add_netdev_params(struct brcmf_cfg80211_priv *cfg_priv) +static int brcmf_debugfs_add_netdev_params(struct brcmf_cfg80211_info *cfg) { char buf[10+IFNAMSIZ]; struct dentry *fd; s32 err = 0; - sprintf(buf, "netdev:%s", cfg_to_ndev(cfg_priv)->name); - cfg_priv->debugfsdir = debugfs_create_dir(buf, - cfg_to_wiphy(cfg_priv)->debugfsdir); + sprintf(buf, "netdev:%s", cfg_to_ndev(cfg)->name); + cfg->debugfsdir = debugfs_create_dir(buf, + cfg_to_wiphy(cfg)->debugfsdir); - fd = debugfs_create_u16("beacon_int", S_IRUGO, cfg_priv->debugfsdir, - (u16 *)&cfg_priv->profile->beacon_interval); + fd = debugfs_create_u16("beacon_int", S_IRUGO, cfg->debugfsdir, + (u16 *)&cfg->profile->beacon_interval); if (!fd) { err = -ENOMEM; goto err_out; } - fd = debugfs_create_u8("dtim_period", S_IRUGO, cfg_priv->debugfsdir, - (u8 *)&cfg_priv->profile->dtim_period); + fd = debugfs_create_u8("dtim_period", S_IRUGO, cfg->debugfsdir, + (u8 *)&cfg->profile->dtim_period); if (!fd) { err = -ENOMEM; goto err_out; @@ -3777,40 +5484,40 @@ err_out: return err; } -static void brcmf_debugfs_remove_netdev(struct brcmf_cfg80211_priv *cfg_priv) +static void brcmf_debugfs_remove_netdev(struct brcmf_cfg80211_info *cfg) { - debugfs_remove_recursive(cfg_priv->debugfsdir); - cfg_priv->debugfsdir = NULL; + debugfs_remove_recursive(cfg->debugfsdir); + cfg->debugfsdir = NULL; } -static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_priv *cfg_priv) +static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_info *cfg) { s32 err = 0; - set_bit(WL_STATUS_READY, &cfg_priv->status); + set_bit(WL_STATUS_READY, &cfg->status); - brcmf_debugfs_add_netdev_params(cfg_priv); + brcmf_debugfs_add_netdev_params(cfg); - err = brcmf_config_dongle(cfg_priv); + err = brcmf_config_dongle(cfg); if (err) return err; - brcmf_invoke_iscan(cfg_priv); + brcmf_invoke_iscan(cfg); return err; } -static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_priv *cfg_priv) +static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg) { /* * While going down, if associated with AP disassociate * from AP to save power */ - if ((test_bit(WL_STATUS_CONNECTED, &cfg_priv->status) || - test_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) && - test_bit(WL_STATUS_READY, &cfg_priv->status)) { + if ((test_bit(WL_STATUS_CONNECTED, &cfg->status) || + test_bit(WL_STATUS_CONNECTING, &cfg->status)) && + test_bit(WL_STATUS_READY, &cfg->status)) { WL_INFO("Disassociating from AP"); - brcmf_link_down(cfg_priv); + brcmf_link_down(cfg); /* Make sure WPA_Supplicant receives all the event generated due to DISASSOC call to the fw to keep @@ -3819,63 +5526,33 @@ static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_priv *cfg_priv) brcmf_delay(500); } - set_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status); - brcmf_term_iscan(cfg_priv); - if (cfg_priv->scan_request) { - cfg80211_scan_done(cfg_priv->scan_request, true); - /* May need to perform this to cover rmmod */ - /* wl_set_mpc(cfg_to_ndev(wl), 1); */ - cfg_priv->scan_request = NULL; - } - clear_bit(WL_STATUS_READY, &cfg_priv->status); - clear_bit(WL_STATUS_SCANNING, &cfg_priv->status); - clear_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status); + brcmf_abort_scanning(cfg); + clear_bit(WL_STATUS_READY, &cfg->status); - brcmf_debugfs_remove_netdev(cfg_priv); + brcmf_debugfs_remove_netdev(cfg); return 0; } -s32 brcmf_cfg80211_up(struct brcmf_cfg80211_dev *cfg_dev) +s32 brcmf_cfg80211_up(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_priv *cfg_priv; s32 err = 0; - cfg_priv = brcmf_priv_get(cfg_dev); - mutex_lock(&cfg_priv->usr_sync); - err = __brcmf_cfg80211_up(cfg_priv); - mutex_unlock(&cfg_priv->usr_sync); + mutex_lock(&cfg->usr_sync); + err = __brcmf_cfg80211_up(cfg); + mutex_unlock(&cfg->usr_sync); return err; } -s32 brcmf_cfg80211_down(struct brcmf_cfg80211_dev *cfg_dev) +s32 brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_priv *cfg_priv; s32 err = 0; - cfg_priv = brcmf_priv_get(cfg_dev); - mutex_lock(&cfg_priv->usr_sync); - err = __brcmf_cfg80211_down(cfg_priv); - mutex_unlock(&cfg_priv->usr_sync); + mutex_lock(&cfg->usr_sync); + err = __brcmf_cfg80211_down(cfg); + mutex_unlock(&cfg->usr_sync); return err; } -static __used s32 brcmf_add_ie(struct brcmf_cfg80211_priv *cfg_priv, - u8 t, u8 l, u8 *v) -{ - struct brcmf_cfg80211_ie *ie = &cfg_priv->ie; - s32 err = 0; - - if (ie->offset + l + 2 > WL_TLV_INFO_MAX) { - WL_ERR("ei crosses buffer boundary\n"); - return -ENOSPC; - } - ie->buf[ie->offset] = t; - ie->buf[ie->offset + 1] = l; - memcpy(&ie->buf[ie->offset + 2], v, l); - ie->offset += l + 2; - - return err; -} diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h index b5d9b36df3d0..71ced174748a 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h @@ -17,12 +17,6 @@ #ifndef _wl_cfg80211_h_ #define _wl_cfg80211_h_ -struct brcmf_cfg80211_conf; -struct brcmf_cfg80211_iface; -struct brcmf_cfg80211_priv; -struct brcmf_cfg80211_security; -struct brcmf_cfg80211_ibss; - #define WL_DBG_NONE 0 #define WL_DBG_CONN (1 << 5) #define WL_DBG_SCAN (1 << 4) @@ -123,13 +117,25 @@ do { \ #define WL_SCAN_UNASSOC_TIME 40 #define WL_SCAN_PASSIVE_TIME 120 +#define WL_ESCAN_BUF_SIZE (1024 * 64) +#define WL_ESCAN_TIMER_INTERVAL_MS 8000 /* E-Scan timeout */ + +#define WL_ESCAN_ACTION_START 1 +#define WL_ESCAN_ACTION_CONTINUE 2 +#define WL_ESCAN_ACTION_ABORT 3 + +#define WL_AUTH_SHARED_KEY 1 /* d11 shared authentication */ +#define IE_MAX_LEN 512 + /* dongle status */ enum wl_status { WL_STATUS_READY, WL_STATUS_SCANNING, WL_STATUS_SCAN_ABORTING, WL_STATUS_CONNECTING, - WL_STATUS_CONNECTED + WL_STATUS_CONNECTED, + WL_STATUS_AP_CREATING, + WL_STATUS_AP_CREATED }; /* wi-fi mode */ @@ -169,23 +175,17 @@ struct brcmf_cfg80211_conf { struct ieee80211_channel channel; }; +/* forward declaration */ +struct brcmf_cfg80211_info; + /* cfg80211 main event loop */ struct brcmf_cfg80211_event_loop { - s32(*handler[BRCMF_E_LAST]) (struct brcmf_cfg80211_priv *cfg_priv, + s32(*handler[BRCMF_E_LAST]) (struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, void *data); }; -/* representing interface of cfg80211 plane */ -struct brcmf_cfg80211_iface { - struct brcmf_cfg80211_priv *cfg_priv; -}; - -struct brcmf_cfg80211_dev { - void *driver_data; /* to store cfg80211 object information */ -}; - /* basic structure of scan request */ struct brcmf_cfg80211_scan_req { struct brcmf_ssid_le ssid_le; @@ -238,7 +238,7 @@ struct brcmf_cfg80211_profile { /* dongle iscan event loop */ struct brcmf_cfg80211_iscan_eloop { s32 (*handler[WL_SCAN_ERSULTS_LAST]) - (struct brcmf_cfg80211_priv *cfg_priv); + (struct brcmf_cfg80211_info *cfg); }; /* dongle iscan controller */ @@ -275,92 +275,240 @@ struct brcmf_cfg80211_pmk_list { struct pmkid foo[MAXPMKID - 1]; }; -/* dongle private data of cfg80211 interface */ -struct brcmf_cfg80211_priv { - struct wireless_dev *wdev; /* representing wl cfg80211 device */ - struct brcmf_cfg80211_conf *conf; /* dongle configuration */ - struct cfg80211_scan_request *scan_request; /* scan request - object */ - struct brcmf_cfg80211_event_loop el; /* main event loop */ - struct list_head evt_q_list; /* used for event queue */ - spinlock_t evt_q_lock; /* for event queue synchronization */ - struct mutex usr_sync; /* maily for dongle up/down synchronization */ - struct brcmf_scan_results *bss_list; /* bss_list holding scanned - ap information */ +/* dongle escan state */ +enum wl_escan_state { + WL_ESCAN_STATE_IDLE, + WL_ESCAN_STATE_SCANNING +}; + +struct escan_info { + u32 escan_state; + u8 escan_buf[WL_ESCAN_BUF_SIZE]; + struct wiphy *wiphy; + struct net_device *ndev; +}; + +/* Structure to hold WPS, WPA IEs for a AP */ +struct ap_info { + u8 probe_res_ie[IE_MAX_LEN]; + u8 beacon_ie[IE_MAX_LEN]; + u32 probe_res_ie_len; + u32 beacon_ie_len; + u8 *wpa_ie; + u8 *rsn_ie; + bool security_mode; +}; + +/** + * struct brcmf_pno_param_le - PNO scan configuration parameters + * + * @version: PNO parameters version. + * @scan_freq: scan frequency. + * @lost_network_timeout: #sec. to declare discovered network as lost. + * @flags: Bit field to control features of PFN such as sort criteria auto + * enable switch and background scan. + * @rssi_margin: Margin to avoid jitter for choosing a PFN based on RSSI sort + * criteria. + * @bestn: number of best networks in each scan. + * @mscan: number of scans recorded. + * @repeat: minimum number of scan intervals before scan frequency changes + * in adaptive scan. + * @exp: exponent of 2 for maximum scan interval. + * @slow_freq: slow scan period. + */ +struct brcmf_pno_param_le { + __le32 version; + __le32 scan_freq; + __le32 lost_network_timeout; + __le16 flags; + __le16 rssi_margin; + u8 bestn; + u8 mscan; + u8 repeat; + u8 exp; + __le32 slow_freq; +}; + +/** + * struct brcmf_pno_net_param_le - scan parameters per preferred network. + * + * @ssid: ssid name and its length. + * @flags: bit2: hidden. + * @infra: BSS vs IBSS. + * @auth: Open vs Closed. + * @wpa_auth: WPA type. + * @wsec: wsec value. + */ +struct brcmf_pno_net_param_le { + struct brcmf_ssid_le ssid; + __le32 flags; + __le32 infra; + __le32 auth; + __le32 wpa_auth; + __le32 wsec; +}; + +/** + * struct brcmf_pno_net_info_le - information per found network. + * + * @bssid: BSS network identifier. + * @channel: channel number only. + * @SSID_len: length of ssid. + * @SSID: ssid characters. + * @RSSI: receive signal strength (in dBm). + * @timestamp: age in seconds. + */ +struct brcmf_pno_net_info_le { + u8 bssid[ETH_ALEN]; + u8 channel; + u8 SSID_len; + u8 SSID[32]; + __le16 RSSI; + __le16 timestamp; +}; + +/** + * struct brcmf_pno_scanresults_le - result returned in PNO NET FOUND event. + * + * @version: PNO version identifier. + * @status: indicates completion status of PNO scan. + * @count: amount of brcmf_pno_net_info_le entries appended. + */ +struct brcmf_pno_scanresults_le { + __le32 version; + __le32 status; + __le32 count; +}; + +/** + * struct brcmf_cfg80211_info - dongle private data of cfg80211 interface + * + * @wdev: representing wl cfg80211 device. + * @conf: dongle configuration. + * @scan_request: cfg80211 scan request object. + * @el: main event loop. + * @evt_q_list: used for event queue. + * @evt_q_lock: for event queue synchronization. + * @usr_sync: mainly for dongle up/down synchronization. + * @bss_list: bss_list holding scanned ap information. + * @scan_results: results of the last scan. + * @scan_req_int: internal scan request object. + * @bss_info: bss information for cfg80211 layer. + * @ie: information element object for internal purpose. + * @profile: holding dongle profile. + * @iscan: iscan controller information. + * @conn_info: association info. + * @pmk_list: wpa2 pmk list. + * @event_work: event handler work struct. + * @status: current dongle status. + * @pub: common driver information. + * @channel: current channel. + * @iscan_on: iscan on/off switch. + * @iscan_kickstart: indicate iscan already started. + * @active_scan: current scan mode. + * @sched_escan: e-scan for scheduled scan support running. + * @ibss_starter: indicates this sta is ibss starter. + * @link_up: link/connection up flag. + * @pwr_save: indicate whether dongle to support power save mode. + * @dongle_up: indicate whether dongle up or not. + * @roam_on: on/off switch for dongle self-roaming. + * @scan_tried: indicates if first scan attempted. + * @dcmd_buf: dcmd buffer. + * @extra_buf: mainly to grab assoc information. + * @debugfsdir: debugfs folder for this device. + * @escan_on: escan on/off switch. + * @escan_info: escan information. + * @escan_timeout: Timer for catch scan timeout. + * @escan_timeout_work: scan timeout worker. + * @escan_ioctl_buf: dongle command buffer for escan commands. + * @ap_info: host ap information. + * @ci: used to link this structure to netdev private data. + */ +struct brcmf_cfg80211_info { + struct wireless_dev *wdev; + struct brcmf_cfg80211_conf *conf; + struct cfg80211_scan_request *scan_request; + struct brcmf_cfg80211_event_loop el; + struct list_head evt_q_list; + spinlock_t evt_q_lock; + struct mutex usr_sync; + struct brcmf_scan_results *bss_list; struct brcmf_scan_results *scan_results; - struct brcmf_cfg80211_scan_req *scan_req_int; /* scan request object - for internal purpose */ - struct wl_cfg80211_bss_info *bss_info; /* bss information for - cfg80211 layer */ - struct brcmf_cfg80211_ie ie; /* information element object for - internal purpose */ - struct brcmf_cfg80211_profile *profile; /* holding dongle profile */ - struct brcmf_cfg80211_iscan_ctrl *iscan; /* iscan controller */ - struct brcmf_cfg80211_connect_info conn_info; /* association info */ - struct brcmf_cfg80211_pmk_list *pmk_list; /* wpa2 pmk list */ - struct work_struct event_work; /* event handler work struct */ - unsigned long status; /* current dongle status */ - void *pub; - u32 channel; /* current channel */ - bool iscan_on; /* iscan on/off switch */ - bool iscan_kickstart; /* indicate iscan already started */ - bool active_scan; /* current scan mode */ - bool ibss_starter; /* indicates this sta is ibss starter */ - bool link_up; /* link/connection up flag */ - bool pwr_save; /* indicate whether dongle to support - power save mode */ - bool dongle_up; /* indicate whether dongle up or not */ - bool roam_on; /* on/off switch for dongle self-roaming */ - bool scan_tried; /* indicates if first scan attempted */ - u8 *dcmd_buf; /* dcmd buffer */ - u8 *extra_buf; /* maily to grab assoc information */ + struct brcmf_cfg80211_scan_req *scan_req_int; + struct wl_cfg80211_bss_info *bss_info; + struct brcmf_cfg80211_ie ie; + struct brcmf_cfg80211_profile *profile; + struct brcmf_cfg80211_iscan_ctrl *iscan; + struct brcmf_cfg80211_connect_info conn_info; + struct brcmf_cfg80211_pmk_list *pmk_list; + struct work_struct event_work; + unsigned long status; + struct brcmf_pub *pub; + u32 channel; + bool iscan_on; + bool iscan_kickstart; + bool active_scan; + bool sched_escan; + bool ibss_starter; + bool link_up; + bool pwr_save; + bool dongle_up; + bool roam_on; + bool scan_tried; + u8 *dcmd_buf; + u8 *extra_buf; struct dentry *debugfsdir; - u8 ci[0] __aligned(NETDEV_ALIGN); + bool escan_on; + struct escan_info escan_info; + struct timer_list escan_timeout; + struct work_struct escan_timeout_work; + u8 *escan_ioctl_buf; + struct ap_info *ap_info; }; -static inline struct wiphy *cfg_to_wiphy(struct brcmf_cfg80211_priv *w) +static inline struct wiphy *cfg_to_wiphy(struct brcmf_cfg80211_info *w) { return w->wdev->wiphy; } -static inline struct brcmf_cfg80211_priv *wiphy_to_cfg(struct wiphy *w) +static inline struct brcmf_cfg80211_info *wiphy_to_cfg(struct wiphy *w) { - return (struct brcmf_cfg80211_priv *)(wiphy_priv(w)); + return (struct brcmf_cfg80211_info *)(wiphy_priv(w)); } -static inline struct brcmf_cfg80211_priv *wdev_to_cfg(struct wireless_dev *wd) +static inline struct brcmf_cfg80211_info *wdev_to_cfg(struct wireless_dev *wd) { - return (struct brcmf_cfg80211_priv *)(wdev_priv(wd)); + return (struct brcmf_cfg80211_info *)(wdev_priv(wd)); } -static inline struct net_device *cfg_to_ndev(struct brcmf_cfg80211_priv *cfg) +static inline struct net_device *cfg_to_ndev(struct brcmf_cfg80211_info *cfg) { return cfg->wdev->netdev; } -static inline struct brcmf_cfg80211_priv *ndev_to_cfg(struct net_device *ndev) +static inline struct brcmf_cfg80211_info *ndev_to_cfg(struct net_device *ndev) { return wdev_to_cfg(ndev->ieee80211_ptr); } -#define iscan_to_cfg(i) ((struct brcmf_cfg80211_priv *)(i->data)) +#define iscan_to_cfg(i) ((struct brcmf_cfg80211_info *)(i->data)) #define cfg_to_iscan(w) (w->iscan) static inline struct -brcmf_cfg80211_connect_info *cfg_to_conn(struct brcmf_cfg80211_priv *cfg) +brcmf_cfg80211_connect_info *cfg_to_conn(struct brcmf_cfg80211_info *cfg) { return &cfg->conn_info; } -extern struct brcmf_cfg80211_dev *brcmf_cfg80211_attach(struct net_device *ndev, - struct device *busdev, - void *data); -extern void brcmf_cfg80211_detach(struct brcmf_cfg80211_dev *cfg); +struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct net_device *ndev, + struct device *busdev, + struct brcmf_pub *drvr); +void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg); /* event handler from dongle */ -extern void brcmf_cfg80211_event(struct net_device *ndev, - const struct brcmf_event_msg *e, void *data); -extern s32 brcmf_cfg80211_up(struct brcmf_cfg80211_dev *cfg_dev); -extern s32 brcmf_cfg80211_down(struct brcmf_cfg80211_dev *cfg_dev); +void brcmf_cfg80211_event(struct net_device *ndev, + const struct brcmf_event_msg *e, void *data); +s32 brcmf_cfg80211_up(struct brcmf_cfg80211_info *cfg); +s32 brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg); #endif /* _wl_cfg80211_h_ */ diff --git a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c index 8c9345dd37d2..b89f1272b93f 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c @@ -535,9 +535,6 @@ void ai_detach(struct si_pub *sih) { struct si_info *sii; - struct si_pub *si_local = NULL; - memcpy(&si_local, &sih, sizeof(struct si_pub **)); - sii = container_of(sih, struct si_info, pub); if (sii == NULL) diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c index a5edebeb0b4f..a744ea5a9559 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c @@ -86,7 +86,9 @@ MODULE_AUTHOR("Broadcom Corporation"); MODULE_DESCRIPTION("Broadcom 802.11n wireless LAN driver."); MODULE_SUPPORTED_DEVICE("Broadcom 802.11n WLAN cards"); MODULE_LICENSE("Dual BSD/GPL"); - +/* This needs to be adjusted when brcms_firmwares changes */ +MODULE_FIRMWARE("brcm/bcm43xx-0.fw"); +MODULE_FIRMWARE("brcm/bcm43xx_hdr-0.fw"); /* recognized BCMA Core IDs */ static struct bcma_device_id brcms_coreid_table[] = { @@ -265,7 +267,9 @@ static void brcms_set_basic_rate(struct brcm_rateset *rs, u16 rate, bool is_br) } } -static void brcms_ops_tx(struct ieee80211_hw *hw, struct sk_buff *skb) +static void brcms_ops_tx(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + struct sk_buff *skb) { struct brcms_info *wl = hw->priv; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); @@ -277,7 +281,7 @@ static void brcms_ops_tx(struct ieee80211_hw *hw, struct sk_buff *skb) goto done; } brcms_c_sendpkt_mac80211(wl->wlc, skb, hw); - tx_info->rate_driver_data[0] = tx_info->control.sta; + tx_info->rate_driver_data[0] = control->sta; done: spin_unlock_bh(&wl->lock); } @@ -300,7 +304,10 @@ static int brcms_ops_start(struct ieee80211_hw *hw) wl->mute_tx = true; if (!wl->pub->up) - err = brcms_up(wl); + if (!blocked) + err = brcms_up(wl); + else + err = -ERFKILL; else err = -ENODEV; spin_unlock_bh(&wl->lock); diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c index 03ca65324845..75086b37c817 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c @@ -7512,15 +7512,10 @@ prep_mac80211_status(struct brcms_c_info *wlc, struct d11rxhdr *rxh, channel = BRCMS_CHAN_CHANNEL(rxh->RxChan); - if (channel > 14) { - rx_status->band = IEEE80211_BAND_5GHZ; - rx_status->freq = ieee80211_ofdm_chan_to_freq( - WF_CHAN_FACTOR_5_G/2, channel); - - } else { - rx_status->band = IEEE80211_BAND_2GHZ; - rx_status->freq = ieee80211_dsss_chan_to_freq(channel); - } + rx_status->band = + channel > 14 ? IEEE80211_BAND_5GHZ : IEEE80211_BAND_2GHZ; + rx_status->freq = + ieee80211_channel_to_frequency(channel, rx_status->band); rx_status->signal = wlc_phy_rssi_compute(wlc->hw->band->pi, rxh); diff --git a/drivers/net/wireless/brcm80211/include/brcm_hw_ids.h b/drivers/net/wireless/brcm80211/include/brcm_hw_ids.h index bcc79b4e3267..e8682855b73a 100644 --- a/drivers/net/wireless/brcm80211/include/brcm_hw_ids.h +++ b/drivers/net/wireless/brcm80211/include/brcm_hw_ids.h @@ -34,6 +34,7 @@ #define BCM43235_CHIP_ID 43235 #define BCM43236_CHIP_ID 43236 #define BCM43238_CHIP_ID 43238 +#define BCM43241_CHIP_ID 0x4324 #define BCM4329_CHIP_ID 0x4329 #define BCM4330_CHIP_ID 0x4330 #define BCM4331_CHIP_ID 0x4331 diff --git a/drivers/net/wireless/brcm80211/include/brcmu_wifi.h b/drivers/net/wireless/brcm80211/include/brcmu_wifi.h index f10d30274c23..c11a290a1edf 100644 --- a/drivers/net/wireless/brcm80211/include/brcmu_wifi.h +++ b/drivers/net/wireless/brcm80211/include/brcmu_wifi.h @@ -67,11 +67,6 @@ #define WL_CHANSPEC_BAND_2G 0x2000 #define INVCHANSPEC 255 -/* used to calculate the chan_freq = chan_factor * 500Mhz + 5 * chan_number */ -#define WF_CHAN_FACTOR_2_4_G 4814 /* 2.4 GHz band, 2407 MHz */ -#define WF_CHAN_FACTOR_5_G 10000 /* 5 GHz band, 5000 MHz */ -#define WF_CHAN_FACTOR_4_G 8000 /* 4.9 GHz band for Japan */ - #define CHSPEC_CHANNEL(chspec) ((u8)((chspec) & WL_CHANSPEC_CHAN_MASK)) #define CHSPEC_BAND(chspec) ((chspec) & WL_CHANSPEC_BAND_MASK) |