Message ID | 20231211172502.25202-1-dmantipov@yandex.ru (mailing list archive) |
---|---|
State | Accepted |
Commit | d6b27eb997ef9a2aa51633b3111bc4a04748e6d3 |
Delegated to: | Kalle Valo |
Headers | show |
Series | wifi: ath9k: fix LNA selection in ath_ant_try_scan() | expand |
Dmitry Antipov <dmantipov@yandex.ru> writes: > In 'ath_ant_try_scan()', (most likely) the 2nd LNA's signal > strength should be used in comparison against RSSI when > selecting first LNA as the main one. Compile tested only. > > Found by Linux Verification Center (linuxtesting.org) with SVACE. > > Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru> Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Dmitry Antipov <dmantipov@yandex.ru> wrote: > In 'ath_ant_try_scan()', (most likely) the 2nd LNA's signal > strength should be used in comparison against RSSI when > selecting first LNA as the main one. Compile tested only. > > Found by Linux Verification Center (linuxtesting.org) with SVACE. > > Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru> > Acked-by: Toke Høiland-Jørgensen <toke@toke.dk> > Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com> Patch applied to ath-next branch of ath.git, thanks. d6b27eb997ef wifi: ath9k: fix LNA selection in ath_ant_try_scan()
diff --git a/drivers/net/wireless/ath/ath9k/antenna.c b/drivers/net/wireless/ath/ath9k/antenna.c index 988222cea9df..acc84e6711b0 100644 --- a/drivers/net/wireless/ath/ath9k/antenna.c +++ b/drivers/net/wireless/ath/ath9k/antenna.c @@ -643,7 +643,7 @@ static void ath_ant_try_scan(struct ath_ant_comb *antcomb, conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; } else if (antcomb->rssi_sub > - antcomb->rssi_lna1) { + antcomb->rssi_lna2) { /* set to A-B */ conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2;
In 'ath_ant_try_scan()', (most likely) the 2nd LNA's signal strength should be used in comparison against RSSI when selecting first LNA as the main one. Compile tested only. Found by Linux Verification Center (linuxtesting.org) with SVACE. Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru> --- drivers/net/wireless/ath/ath9k/antenna.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)