void brcmf_feat_attach(struct brcmf_pub *drvr) { struct brcmf_if *ifp = drvr->iflist[0]; brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_MCHAN, "mchan"); if (drvr->bus_if->wowl_supported) brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_WOWL, "wowl"); if (drvr->bus_if->chip != BRCM_CC_43362_CHIP_ID) brcmf_feat_iovar_int_set(ifp, BRCMF_FEAT_MBSS, "mbss", 0); /* set chip related quirks */ switch (drvr->bus_if->chip) { case BRCM_CC_43236_CHIP_ID: drvr->chip_quirks |= BIT(BRCMF_FEAT_QUIRK_AUTO_AUTH); break; case BRCM_CC_4329_CHIP_ID: drvr->chip_quirks |= BIT(BRCMF_FEAT_QUIRK_NEED_MPC); break; default: /* no quirks */ break; } brcmf_debugfs_add_entry(drvr, "features", brcmf_feat_debugfs_read); }
int brcmf_bus_start(struct device *dev) { int ret = -1; struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_pub *drvr = bus_if->drvr; struct brcmf_if *ifp; struct brcmf_if *p2p_ifp; brcmf_dbg(TRACE, "\n"); /* add primary networking interface */ ifp = brcmf_add_if(drvr, 0, 0, false, "wlan%d", NULL); if (IS_ERR(ifp)) return PTR_ERR(ifp); p2p_ifp = NULL; /* signal bus ready */ brcmf_bus_change_state(bus_if, BRCMF_BUS_UP); /* Bus is ready, do any initialization */ ret = brcmf_c_preinit_dcmds(ifp); if (ret < 0) goto fail; brcmf_debugfs_add_entry(drvr, "revinfo", brcmf_revinfo_read); /* assure we have chipid before feature attach */ if (!bus_if->chip) { bus_if->chip = drvr->revinfo.chipnum; bus_if->chiprev = drvr->revinfo.chiprev; brcmf_dbg(INFO, "firmware revinfo: chip %x (%d) rev %d\n", bus_if->chip, bus_if->chip, bus_if->chiprev); } brcmf_feat_attach(drvr); ret = brcmf_fws_init(drvr); if (ret < 0) goto fail; brcmf_fws_add_interface(ifp); drvr->config = brcmf_cfg80211_attach(drvr, bus_if->dev, drvr->settings->p2p_enable); if (drvr->config == NULL) { ret = -ENOMEM; goto fail; } ret = brcmf_net_attach(ifp, false); if ((!ret) && (drvr->settings->p2p_enable)) { p2p_ifp = drvr->iflist[1]; if (p2p_ifp) ret = brcmf_net_p2p_attach(p2p_ifp); } if (ret) goto fail; #ifdef CONFIG_INET drvr->inetaddr_notifier.notifier_call = brcmf_inetaddr_changed; ret = register_inetaddr_notifier(&drvr->inetaddr_notifier); if (ret) goto fail; #if IS_ENABLED(CONFIG_IPV6) drvr->inet6addr_notifier.notifier_call = brcmf_inet6addr_changed; ret = register_inet6addr_notifier(&drvr->inet6addr_notifier); if (ret) { unregister_inetaddr_notifier(&drvr->inetaddr_notifier); goto fail; } #endif #endif /* CONFIG_INET */ return 0; fail: brcmf_err("failed: %d\n", ret); if (drvr->config) { brcmf_cfg80211_detach(drvr->config); drvr->config = NULL; } if (drvr->fws) { brcmf_fws_del_interface(ifp); brcmf_fws_deinit(drvr); } if (ifp) brcmf_net_detach(ifp->ndev, false); if (p2p_ifp) brcmf_net_detach(p2p_ifp->ndev, false); drvr->iflist[0] = NULL; drvr->iflist[1] = NULL; if (drvr->settings->ignore_probe_fail) ret = 0; return ret; }