RE: [PATCH rtw-next v2 1/2] wifi: rtw88: download the beacon the reserved page was built with

[Ping-Ke Shih]

Mehmet Fide <mehmet.fide@xxxxxxxxx> wrote:
> From: Mehmet Fide <mehmet.fide@xxxxxxxxxxxxxxxxxx>
> 
> rtw_fw_download_rsvd_page() downloads the beacon twice: once as part of
> the reserved page and once more on its own, so that the firmware ends up
> with a TX descriptor that describes the beacon rather than the whole
> page. The second download fetched a new beacon from mac80211 instead of
> downloading the one the page already holds.
> 
> Besides the extra work, every beacon fetch advances the DTIM count and,
> while a channel switch is announced, the CSA countdown; doing it twice
> per update lets a countdown that starts at 2 reach 0, which mac80211
> warns about. Hand the beacon skb out of the page build and download
> that. The hw scan, which downloads the beacon without a page build,
> keeps fetching its own.
> 
> Signed-off-by: Mehmet Fide <mehmet.fide@xxxxxxxxxxxxxxxxxx>

Acked-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>