diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2024-05-06 22:54:52 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2024-05-23 12:28:58 +0300 |
| commit | 9f472520f6f7b8ed3cf82d800b75c91c4c3d4ef1 (patch) | |
| tree | 77051f2e47f61f3c6b2a30613a72aade8fe5a926 /net/mac80211/mlme.c | |
| parent | 4540568136fefe0fcc366ded125cc56b0d9e1724 (diff) | |
| download | linux-9f472520f6f7b8ed3cf82d800b75c91c4c3d4ef1.tar.xz | |
wifi: mac80211: refactor chanreq.ap setting
There are now three places setting up chanreq.ap which always
depends on the mode (EHT being used or not) and override flag.
Refactor that code into a common function with a comment, to
make that clearer.
Reviewed-by: Miriam Rachel Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240506215543.5cd6a209e58a.I3be318959d9e2df5dccd2d0938c3d2fcc6688030@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/mlme.c')
| -rw-r--r-- | net/mac80211/mlme.c | 43 |
1 files changed, 29 insertions, 14 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 18793f2fb91c..a974a75df266 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -789,6 +789,29 @@ static void ieee80211_rearrange_tpe(struct ieee80211_parsed_tpe *tpe, } } +/* + * The AP part of the channel request is used to distinguish settings + * to the device used for wider bandwidth OFDMA. This is used in the + * channel context code to assign two channel contexts even if they're + * both for the same channel, if the AP bandwidths are incompatible. + * If not EHT (or driver override) then ap.chan == NULL indicates that + * there's no wider BW OFDMA used. + */ +static void ieee80211_set_chanreq_ap(struct ieee80211_sub_if_data *sdata, + struct ieee80211_chan_req *chanreq, + struct ieee80211_conn_settings *conn, + struct cfg80211_chan_def *ap_chandef) +{ + chanreq->ap.chan = NULL; + + if (conn->mode < IEEE80211_CONN_MODE_EHT) + return; + if (sdata->vif.driver_flags & IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW) + return; + + chanreq->ap = *ap_chandef; +} + static struct ieee802_11_elems * ieee80211_determine_chan_mode(struct ieee80211_sub_if_data *sdata, struct ieee80211_conn_settings *conn, @@ -886,12 +909,7 @@ again: chanreq->oper = *ap_chandef; - /* wider-bandwidth OFDMA is only done in EHT */ - if (conn->mode >= IEEE80211_CONN_MODE_EHT && - !(sdata->vif.driver_flags & IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW)) - chanreq->ap = *ap_chandef; - else - chanreq->ap.chan = NULL; + ieee80211_set_chanreq_ap(sdata, chanreq, conn, ap_chandef); while (!ieee80211_chandef_usable(sdata, &chanreq->oper, IEEE80211_CHAN_DISABLED)) { @@ -999,11 +1017,9 @@ static int ieee80211_config_bw(struct ieee80211_link_data *link, return -EINVAL; } - chanreq.ap = ap_chandef; chanreq.oper = ap_chandef; - if (link->u.mgd.conn.mode < IEEE80211_CONN_MODE_EHT || - sdata->vif.driver_flags & IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW) - chanreq.ap.chan = NULL; + ieee80211_set_chanreq_ap(sdata, &chanreq, &link->u.mgd.conn, + &ap_chandef); /* * if HT operation mode changed store the new one - @@ -2535,10 +2551,9 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link, link->u.mgd.csa.ap_chandef = csa_ie.chanreq.ap; - link->csa.chanreq = csa_ie.chanreq; - if (link->u.mgd.conn.mode < IEEE80211_CONN_MODE_EHT || - sdata->vif.driver_flags & IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW) - link->csa.chanreq.ap.chan = NULL; + link->csa.chanreq.oper = csa_ie.chanreq.oper; + ieee80211_set_chanreq_ap(sdata, &link->csa.chanreq, &link->u.mgd.conn, + &csa_ie.chanreq.ap); if (chanctx) { res = ieee80211_link_reserve_chanctx(link, &link->csa.chanreq, |