[PATCH v3 2/3] wifi: mac80211: Avoid BSS color collision detection if its disabled
Johannes Berg
johannes at sipsolutions.net
Wed Feb 15 09:37:08 PST 2023
On Wed, 2023-02-01 at 12:26 +0530, Rameshkumar Sundaram wrote:
> Don't detect BSS color collision and send collision events
> to userspace if it is disabled.
>
> Signed-off-by: Rameshkumar Sundaram <quic_ramess at quicinc.com>
> ---
> net/mac80211/rx.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
> index e284897ba5e9..5588067b2af2 100644
> --- a/net/mac80211/rx.c
> +++ b/net/mac80211/rx.c
> @@ -3195,7 +3195,8 @@ ieee80211_rx_check_bss_color_collision(struct ieee80211_rx_data *rx)
> if (ieee80211_hw_check(&rx->local->hw, DETECTS_COLOR_COLLISION))
> return;
Also, given this, it seems you should pass this setting down to the
hardware, bss change flag, etc.?
> - if (rx->sdata->vif.bss_conf.csa_active)
> + if (rx->sdata->vif.bss_conf.csa_active ||
> + rx->sdata->vif.bss_conf.he_bss_color.collision_detection_enabled)
> return;
and now that I read this again - clearly that's adding a multi-link
problem. I'd rather not add more of those.
johannes
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