The branch main has been updated by bz:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=cc4e78d51351d6362b0536e326280c1e230648d5

commit cc4e78d51351d6362b0536e326280c1e230648d5
Author:     Bjoern A. Zeeb <[email protected]>
AuthorDate: 2022-02-17 00:15:56 +0000
Commit:     Bjoern A. Zeeb <[email protected]>
CommitDate: 2022-02-17 00:15:56 +0000

    LinuxKPI: 802.11 advertise full offload scanning based on hw_scan only
    
    We disabled hw_scan for drivers not advertising SINGLE_SCAN_ON_ALL_BANDS.
    Do not depend on this hw flag to set IEEE80211_FEXT_SCAN_OFFLOAD for
    net80211 as otherwise scanning will never work.
    Long-term we probably want to re-think how we do/integrate hw_scan
    better in net80211.
    
    Sponsored by:   The FreeBSD Foundation
    MFC after:      3 days
---
 sys/compat/linuxkpi/common/src/linux_80211.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/sys/compat/linuxkpi/common/src/linux_80211.c 
b/sys/compat/linuxkpi/common/src/linux_80211.c
index 5aaae47a3e41..b5fde7e10781 100644
--- a/sys/compat/linuxkpi/common/src/linux_80211.c
+++ b/sys/compat/linuxkpi/common/src/linux_80211.c
@@ -2879,9 +2879,14 @@ linuxkpi_ieee80211_ifattach(struct ieee80211_hw *hw)
        /* Scanning is a different kind of beast to re-work. */
        ic->ic_caps |= IEEE80211_C_BGSCAN;
 #endif
-       if (lhw->ops->hw_scan &&
-           ieee80211_hw_check(hw, SINGLE_SCAN_ON_ALL_BANDS)) {
-               /* Advertise full-offload scanning */
+       if (lhw->ops->hw_scan) {
+               /*
+                * Advertise full-offload scanning.
+                *
+                * Not limiting to SINGLE_SCAN_ON_ALL_BANDS here as otherwise
+                * we essentially disable hw_scan for all drivers not setting
+                * the flag.
+                */
                ic->ic_flags_ext |= IEEE80211_FEXT_SCAN_OFFLOAD;
        }
 

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