diff options
66 files changed, 995 insertions, 904 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h index 163ddc49f951..0b76a615708e 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h @@ -71,6 +71,7 @@ struct brcmf_bus_dcmd { * @wowl_config: specify if dongle is configured for wowl when going to suspend * @get_ramsize: obtain size of device memory. * @get_memdump: obtain device memory dump in provided buffer. + * @get_fwname: obtain firmware name. * * This structure provides an abstract interface towards the * bus specific driver. For control messages to common driver @@ -87,6 +88,8 @@ struct brcmf_bus_ops { void (*wowl_config)(struct device *dev, bool enabled); size_t (*get_ramsize)(struct device *dev); int (*get_memdump)(struct device *dev, void *data, size_t len); + int (*get_fwname)(struct device *dev, uint chip, uint chiprev, + unsigned char *fw_name); }; @@ -224,6 +227,13 @@ int brcmf_bus_get_memdump(struct brcmf_bus *bus, void *data, size_t len) return bus->ops->get_memdump(bus->dev, data, len); } +static inline +int brcmf_bus_get_fwname(struct brcmf_bus *bus, uint chip, uint chiprev, + unsigned char *fw_name) +{ + return bus->ops->get_fwname(bus->dev, chip, chiprev, fw_name); +} + /* * interface functions from common layer */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 4bfd43a80273..6e70df978159 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -472,47 +472,6 @@ send_key_to_dongle(struct brcmf_if *ifp, struct brcmf_wsec_key *key) return err; } -static s32 -brcmf_configure_arp_nd_offload(struct brcmf_if *ifp, bool enable) -{ - s32 err; - u32 mode; - - if (enable) - mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; - else - mode = 0; - - /* Try to set and enable ARP offload feature, this may fail, then it */ - /* is simply not supported and err 0 will be returned */ - err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); - if (err) { - brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", - mode, err); - err = 0; - } else { - err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); - if (err) { - brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", - enable, err); - err = 0; - } else - brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", - enable, mode); - } - - err = brcmf_fil_iovar_int_set(ifp, "ndoe", enable); - if (err) { - brcmf_dbg(TRACE, "failed to configure (%d) ND offload err = %d\n", - enable, err); - err = 0; - } else - brcmf_dbg(TRACE, "successfully configured (%d) ND offload to 0x%x\n", - enable, mode); - - return err; -} - static void brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev *wdev) { @@ -1084,7 +1043,6 @@ brcmf_do_escan(struct brcmf_if *ifp, struct cfg80211_scan_request *request) { struct brcmf_cfg80211_info *cfg = ifp->drvr->config; s32 err; - u32 passive_scan; struct brcmf_scan_results *results; struct escan_info *escan = &cfg->escan_info; @@ -1092,13 +1050,7 @@ brcmf_do_escan(struct brcmf_if *ifp, struct cfg80211_scan_request *request) escan->ifp = ifp; escan->wiphy = cfg->wiphy; escan->escan_state = WL_ESCAN_STATE_SCANNING; - passive_scan = cfg->active_scan ? 0 : 1; - err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, - passive_scan); - if (err) { - brcmf_err("error (%d)\n", err); - return err; - } + brcmf_scan_config_mpc(ifp, 0); results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; results->version = 0; @@ -1112,21 +1064,16 @@ brcmf_do_escan(struct brcmf_if *ifp, struct cfg80211_scan_request *request) } static s32 -brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, - struct cfg80211_scan_request *request, - struct cfg80211_ssid *this_ssid) +brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) { - struct brcmf_if *ifp = vif->ifp; struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct cfg80211_ssid *ssids; - u32 passive_scan; - bool escan_req; - bool spec_scan; - s32 err; - struct brcmf_ssid_le ssid_le; - u32 SSID_len; + struct brcmf_cfg80211_vif *vif; + s32 err = 0; - brcmf_dbg(SCAN, "START ESCAN\n"); + brcmf_dbg(TRACE, "Enter\n"); + vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); + if (!check_vif_up(vif)) + return -EIO; if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); @@ -1142,8 +1089,8 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, cfg->scan_status); return -EAGAIN; } - if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { - brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); + if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state)) { + brcmf_err("Connecting: status (%lu)\n", vif->sme_state); return -EAGAIN; } @@ -1151,96 +1098,38 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; - 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; - } + brcmf_dbg(SCAN, "START ESCAN\n"); cfg->scan_request = request; set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); - if (escan_req) { - cfg->escan_info.run = brcmf_run_escan; - err = brcmf_p2p_scan_prep(wiphy, request, vif); - if (err) - goto scan_out; - err = brcmf_do_escan(vif->ifp, request); - if (err) - goto scan_out; - } else { - brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", - ssids->ssid, ssids->ssid_len); - memset(&ssid_le, 0, sizeof(ssid_le)); - SSID_len = min_t(u8, sizeof(ssid_le.SSID), ssids->ssid_len); - ssid_le.SSID_len = cpu_to_le32(0); - spec_scan = false; - if (SSID_len) { - memcpy(ssid_le.SSID, ssids->ssid, SSID_len); - ssid_le.SSID_len = cpu_to_le32(SSID_len); - spec_scan = true; - } else - brcmf_dbg(SCAN, "Broadcast scan\n"); + cfg->escan_info.run = brcmf_run_escan; + err = brcmf_p2p_scan_prep(wiphy, request, vif); + if (err) + goto scan_out; - passive_scan = cfg->active_scan ? 0 : 1; - err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, - passive_scan); - if (err) { - brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); - goto scan_out; - } - brcmf_scan_config_mpc(ifp, 0); - err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, &ssid_le, - sizeof(ssid_le)); - if (err) { - if (err == -EBUSY) - brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", - ssid_le.SSID); - else - brcmf_err("WLC_SCAN error (%d)\n", err); + err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBREQ_FLAG, + request->ie, request->ie_len); + if (err) + goto scan_out; - brcmf_scan_config_mpc(ifp, 1); - goto scan_out; - } - } + err = brcmf_do_escan(vif->ifp, request); + if (err) + goto scan_out; /* Arm scan timeout timer */ - mod_timer(&cfg->escan_timeout, jiffies + - BRCMF_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); + mod_timer(&cfg->escan_timeout, + jiffies + msecs_to_jiffies(BRCMF_ESCAN_TIMER_INTERVAL_MS)); return 0; scan_out: + brcmf_err("scan error (%d)\n", err); clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); cfg->scan_request = NULL; return err; } -static s32 -brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) -{ - struct brcmf_cfg80211_vif *vif; - s32 err = 0; - - brcmf_dbg(TRACE, "Enter\n"); - vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); - if (!check_vif_up(vif)) - return -EIO; - - err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); - - if (err) - brcmf_err("scan error (%d)\n", err); - - brcmf_dbg(TRACE, "Exit\n"); - return err; -} - static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) { s32 err = 0; @@ -5876,7 +5765,6 @@ static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) cfg->scan_request = NULL; cfg->pwr_save = true; - cfg->active_scan = true; /* we do active scan per default */ cfg->dongle_up = false; /* dongle is not up yet */ err = brcmf_init_priv_mem(cfg); if (err) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h index 7b2835e5e434..b5b5f0f10b63 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h @@ -283,7 +283,6 @@ struct brcmf_cfg80211_wowl { * @scan_status: scan activity on the dongle. * @pub: common driver information. * @channel: current channel. - * @active_scan: current scan mode. * @int_escan_map: bucket map for which internal e-scan is done. * @ibss_starter: indicates this sta is ibss starter. * @pwr_save: indicate whether dongle to support power save mode. @@ -316,7 +315,6 @@ struct brcmf_cfg80211_info { unsigned long scan_status; struct brcmf_pub *pub; u32 channel; - bool active_scan; u32 int_escan_map; bool ibss_starter; bool pwr_save; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c index 7a2b49587b4d..6a59d0609d30 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c @@ -18,6 +18,7 @@ #include <linux/string.h> #include <linux/netdevice.h> #include <linux/module.h> +#include <linux/firmware.h> #include <brcmu_wifi.h> #include <brcmu_utils.h> #include "core.h" @@ -28,6 +29,7 @@ #include "tracepoint.h" #include "common.h" #include "of.h" +#include "firmware.h" MODULE_AUTHOR("Broadcom Corporation"); MODULE_DESCRIPTION("Broadcom 802.11 wireless LAN fullmac driver."); @@ -104,12 +106,140 @@ void brcmf_c_set_joinpref_default(struct brcmf_if *ifp) brcmf_err("Set join_pref error (%d)\n", err); } +static int brcmf_c_download(struct brcmf_if *ifp, u16 flag, + struct brcmf_dload_data_le *dload_buf, + u32 len) +{ + s32 err; + + flag |= (DLOAD_HANDLER_VER << DLOAD_FLAG_VER_SHIFT); + dload_buf->flag = cpu_to_le16(flag); + dload_buf->dload_type = cpu_to_le16(DL_TYPE_CLM); + dload_buf->len = cpu_to_le32(len); + dload_buf->crc = cpu_to_le32(0); + len = sizeof(*dload_buf) + len - 1; + + err = brcmf_fil_iovar_data_set(ifp, "clmload", dload_buf, len); + + return err; +} + +static int brcmf_c_get_clm_name(struct brcmf_if *ifp, u8 *clm_name) +{ + struct brcmf_bus *bus = ifp->drvr->bus_if; + struct brcmf_rev_info *ri = &ifp->drvr->revinfo; + u8 fw_name[BRCMF_FW_NAME_LEN]; + u8 *ptr; + size_t len; + s32 err; + + memset(fw_name, 0, BRCMF_FW_NAME_LEN); + err = brcmf_bus_get_fwname(bus, ri->chipnum, ri->chiprev, fw_name); + if (err) { + brcmf_err("get firmware name failed (%d)\n", err); + goto done; + } + + /* generate CLM blob file name */ + ptr = strrchr(fw_name, '.'); + if (!ptr) { + err = -ENOENT; + goto done; + } + + len = ptr - fw_name + 1; + if (len + strlen(".clm_blob") > BRCMF_FW_NAME_LEN) { + err = -E2BIG; + } else { + strlcpy(clm_name, fw_name, len); + strlcat(clm_name, ".clm_blob", BRCMF_FW_NAME_LEN); + } +done: + return err; +} + +static int brcmf_c_process_clm_blob(struct brcmf_if *ifp) +{ + struct device *dev = ifp->drvr->bus_if->dev; + struct brcmf_dload_data_le *chunk_buf; + const struct firmware *clm = NULL; + u8 clm_name[BRCMF_FW_NAME_LEN]; + u32 chunk_len; + u32 datalen; + u32 cumulative_len; + u16 dl_flag = DL_BEGIN; + u32 status; + s32 err; + + brcmf_dbg(TRACE, "Enter\n"); + + memset(clm_name, 0, BRCMF_FW_NAME_LEN); + err = brcmf_c_get_clm_name(ifp, clm_name); + if (err) { + brcmf_err("get CLM blob file name failed (%d)\n", err); + return err; + } + + err = request_firmware(&clm, clm_name, dev); + if (err) { + if (err == -ENOENT) { + brcmf_dbg(INFO, "continue with CLM data currently present in firmware\n"); + return 0; + } + brcmf_err("request CLM blob file failed (%d)\n", err); + return err; + } + + chunk_buf = kzalloc(sizeof(*chunk_buf) + MAX_CHUNK_LEN - 1, GFP_KERNEL); + if (!chunk_buf) { + err = -ENOMEM; + goto done; + } + + datalen = clm->size; + cumulative_len = 0; + do { + if (datalen > MAX_CHUNK_LEN) { + chunk_len = MAX_CHUNK_LEN; + } else { + chunk_len = datalen; + dl_flag |= DL_END; + } + memcpy(chunk_buf->data, clm->data + cumulative_len, chunk_len); + + err = brcmf_c_download(ifp, dl_flag, chunk_buf, chunk_len); + + dl_flag &= ~DL_BEGIN; + + cumulative_len += chunk_len; + datalen -= chunk_len; + } while ((datalen > 0) && (err == 0)); + + if (err) { + brcmf_err("clmload (%zu byte file) failed (%d); ", + clm->size, err); + /* Retrieve clmload_status and print */ + err = brcmf_fil_iovar_int_get(ifp, "clmload_status", &status); + if (err) + brcmf_err("get clmload_status failed (%d)\n", err); + else + brcmf_dbg(INFO, "clmload_status=%d\n", status); + err = -EIO; + } + + kfree(chunk_buf); +done: + release_firmware(clm); + return err; +} + int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) { s8 eventmask[BRCMF_EVENTING_MASK_LEN]; u8 buf[BRCMF_DCMD_SMLEN]; struct brcmf_rev_info_le revinfo; struct brcmf_rev_info *ri; + char *clmver; char *ptr; s32 err; @@ -148,6 +278,13 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) } ri->result = err; + /* Do any CLM downloading */ + err = brcmf_c_process_clm_blob(ifp); + if (err < 0) { + brcmf_err("download CLM blob file failed, %d\n", err); + goto done; + } + /* query for 'ver' to get version info from firmware */ memset(buf, 0, sizeof(buf)); strcpy(buf, "ver"); @@ -167,6 +304,26 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) ptr = strrchr(buf, ' ') + 1; strlcpy(ifp->drvr->fwver, ptr, sizeof(ifp->drvr->fwver)); + /* Query for 'clmver' to get CLM version info from firmware */ + memset(buf, 0, sizeof(buf)); + err = brcmf_fil_iovar_data_get(ifp, "clmver", buf, sizeof(buf)); + if (err) { + brcmf_dbg(TRACE, "retrieving clmver failed, %d\n", err); + } else { + clmver = (char *)buf; + /* store CLM version for adding it to revinfo debugfs file */ + memcpy(ifp->drvr->clmver, clmver, sizeof(ifp->drvr->clmver)); + + /* Replace all newline/linefeed characters with space + * character + */ + ptr = clmver; + while ((ptr = strnchr(ptr, '\n', sizeof(buf))) != NULL) + *ptr = ' '; + + brcmf_dbg(INFO, "CLM version = %s\n", clmver); + } + /* set mpc */ err = brcmf_fil_iovar_int_set(ifp, "mpc", 1); if (err) { diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c index 5cc3a07dda9e..930e423f83a8 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c @@ -71,6 +71,43 @@ struct brcmf_if *brcmf_get_ifp(struct brcmf_pub *drvr, in |