diff options
| author | Jonathan Gray <jsg@cvs.openbsd.org> | 2015-03-23 00:35:20 +0000 |
|---|---|---|
| committer | Jonathan Gray <jsg@cvs.openbsd.org> | 2015-03-23 00:35:20 +0000 |
| commit | b8aed918656d98041cef3e5f753fced7b425b3fc (patch) | |
| tree | cee084c2c1da3d4d63557a034cfe8aadc47e67dc /sys | |
| parent | 0e415c733949c8a247ac491b14e7decf2cd71988 (diff) | |
Not all iwm hardware supports the 5GHz band. Make setting 11a rates
and scanning conditional on the 5GHz support bit in the nvm.
Problem reported and fix tested by Mattieu Baptiste.
ok stsp@ kettenis@
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/pci/if_iwm.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sys/dev/pci/if_iwm.c b/sys/dev/pci/if_iwm.c index 6072e6a5196..6d3e5d52555 100644 --- a/sys/dev/pci/if_iwm.c +++ b/sys/dev/pci/if_iwm.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_iwm.c,v 1.38 2015/03/16 04:09:53 jsg Exp $ */ +/* $OpenBSD: if_iwm.c,v 1.39 2015/03/23 00:35:19 jsg Exp $ */ /* * Copyright (c) 2014 genua mbh <info@genua.de> @@ -5471,7 +5471,8 @@ iwm_endscan_cb(void *arg) DPRINTF(("scan ended\n")); - if (sc->sc_scanband == IEEE80211_CHAN_2GHZ) { + if (sc->sc_scanband == IEEE80211_CHAN_2GHZ && + sc->sc_nvm.sku_cap_band_52GHz_enable) { int error; done = 0; if ((error = iwm_mvm_scan_request(sc, @@ -6410,6 +6411,11 @@ iwm_preinit(struct iwm_softc *sc) IWM_UCODE_API(sc->sc_fwver), ether_sprintf(sc->sc_nvm.hw_addr)); + /* not all hardware can do 5GHz band */ + if (!sc->sc_nvm.sku_cap_band_52GHz_enable) + memset(&ic->ic_sup_rates[IEEE80211_MODE_11A], 0, + sizeof(ic->ic_sup_rates[IEEE80211_MODE_11A])); + /* Reattach net80211 so MAC address and channel map are picked up. */ ieee80211_ifdetach(ifp); ieee80211_ifattach(ifp); |