svn commit: r365419 - in head/sys/dev: ath bwi iwm iwn mwl otus usb/wlan wtap
Bjoern A. Zeeb
bz at FreeBSD.org
Thu Sep 10 10:24:41 UTC 2020
On 9 Sep 2020, at 22:41, Tomoaki AOKI wrote:
> This breaks at least iwm. (Other drivers not tested.)
>
> Messages below are repeatedly shown and no carrier detected.
> Manually reverting this commit fixes the issue.
>
> iwm0: failed to send antennas before calibration: 35
> iwm_run_init_ucode: failed 35
> iwm_init_hw failed 35
> iwm0: could not initiate scan
>
>
> and lesser times messages below.
>
> iwm0: iwm_send_phy_db_data: Cannot send HCMD of Phy DB cfg section, 35
> iwm_init_hw failed 35
> iwm0: could not initiate scan
>
I’ll try to test iwm as well, in case you are faster, can you please
try this instead of reverting; the previous version never made it past
the first return anymore in the last years it seems, so we can remove
the function entirely to keep the status quo:
Sorry for the oversight.
Index: if_iwm.c
===================================================================
--- if_iwm.c (revision 365559)
+++ if_iwm.c (working copy)
@@ -354,7 +354,6 @@ static struct ieee80211_node *
static uint8_t iwm_rate_from_ucode_rate(uint32_t);
static int iwm_rate2ridx(struct iwm_softc *, uint8_t);
static void iwm_setrates(struct iwm_softc *, struct iwm_node *,
int);
-static int iwm_media_change(struct ifnet *);
static int iwm_newstate(struct ieee80211vap *, enum
ieee80211_state, int);
static void iwm_endscan_cb(void *, int);
static int iwm_send_bt_init_conf(struct iwm_softc *);
@@ -4417,27 +4416,6 @@ iwm_setrates(struct iwm_softc *sc, struct
iwm_node
}
}
-static int
-iwm_media_change(struct ifnet *ifp)
-{
- struct ieee80211vap *vap = ifp->if_softc;
- struct ieee80211com *ic = vap->iv_ic;
- struct iwm_softc *sc = ic->ic_softc;
- int error;
-
- error = ieee80211_media_change(ifp);
- if (error != 0)
- return (error);
-
- IWM_LOCK(sc);
- if (ic->ic_nrunning > 0) {
- iwm_stop(sc);
- iwm_init(sc);
- }
- IWM_UNLOCK(sc);
- return (0);
-}
-
static void
iwm_bring_down_firmware(struct iwm_softc *sc, struct ieee80211vap
*vap)
{
@@ -6432,8 +6410,8 @@ iwm_vap_create(struct ieee80211com *ic, const char
ieee80211_ratectl_init(vap);
/* Complete setup. */
- ieee80211_vap_attach(vap, iwm_media_change,
ieee80211_media_status,
- mac);
+ ieee80211_vap_attach(vap, ieee80211_media_change,
+ ieee80211_media_status, mac);
ic->ic_opmode = opmode;
return vap;
>
>> Author: bz
>> Date: Mon Sep 7 15:35:40 2020
>> New Revision: 365419
>> URL: https://svnweb.freebsd.org/changeset/base/365419
>>
>> Log:
>> WiFi: fix ieee80211_media_change() callers
>>
>> In r178354 with the introduction of multi-bss ("vap") support
> factoring
>> out started and with r193340 ieee80211_media_change() no longer
>> returned
>> ENETRESET but only 0 or error.
>> As ieee80211(9) tells the ieee80211_media_change() function should
>> not
>> be called directly but is registered with ieee80211_vap_attach()
> instead.
>> Some drivers have not been fully converted. After fixing the
>> return
>> checking some of these functions were simply wrappers between
>> ieee80211_vap_attach() and ieee80211_media_change(), so remove the
> extra
>> function, where possible as well.
>>
>> PR: 248955
>> Submitted by: Tong Zhang (ztong0001 gmail.com) (original)
>> MFC after: 3 days
>> Sponsored by: The FreeBSD Foundation
>>
>> Modified:
>> head/sys/dev/ath/if_ath.c
>> head/sys/dev/bwi/if_bwi.c
>> head/sys/dev/iwm/if_iwm.c
>> head/sys/dev/iwn/if_iwn.c
>> head/sys/dev/mwl/if_mwl.c
>> head/sys/dev/otus/if_otus.c
>> head/sys/dev/usb/wlan/if_run.c
>> head/sys/dev/wtap/if_wtap.c
>>
>> Modified: head/sys/dev/ath/if_ath.c
>> ==============================================================================
>> --- head/sys/dev/ath/if_ath.c Mon Sep 7 14:40:33 2020 (r365418)
>> +++ head/sys/dev/ath/if_ath.c Mon Sep 7 15:35:40 2020 (r365419)
>> @@ -160,7 +160,6 @@ static int ath_init(struct ath_softc *);
>> static void ath_stop(struct ath_softc *);
>> static int ath_reset_vap(struct ieee80211vap *, u_long);
>> static int ath_transmit(struct ieee80211com *, struct mbuf *);
>> -static int ath_media_change(struct ifnet *);
>> static void ath_watchdog(void *);
>> static void ath_parent(struct ieee80211com *);
>> static void ath_fatal_proc(void *, int);
>
> (snip)
>
>> Modified: head/sys/dev/iwm/if_iwm.c
>> ==============================================================================
>> --- head/sys/dev/iwm/if_iwm.c Mon Sep 7 14:40:33 2020 (r365418)
>> +++ head/sys/dev/iwm/if_iwm.c Mon Sep 7 15:35:40 2020 (r365419)
>> @@ -4426,8 +4426,8 @@ iwm_media_change(struct ifnet *ifp)
>> int error;
>>
>> error = ieee80211_media_change(ifp);
>> - if (error != ENETRESET)
>> - return error;
>> + if (error != 0)
>> + return (error);
>>
>> IWM_LOCK(sc);
>> if (ic->ic_nrunning > 0) {
>> @@ -4435,7 +4435,7 @@ iwm_media_change(struct ifnet *ifp)
>> iwm_init(sc);
>> }
>> IWM_UNLOCK(sc);
>> - return error;
>> + return (0);
>> }
>>
>> static void
>
> (snip)
>
>
> --
> Tomoaki AOKI <junchoon at dec.sakura.ne.jp>
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