<yhchuang@xxxxxxxxxxx> wrote: > From: Yan-Hsuan Chuang <yhchuang@xxxxxxxxxxx> > > Add a new entry "coex_info" in debugfs to dump coex's states for > us to debug on coex's issues. > > The basic concept for co-existence (coex, usually for WiFi + BT) > is to decide a strategy based on the current status of WiFi and > BT. So, it means the WiFi driver requires to gather information > from BT side and choose a strategy (TDMA/table/HW settings). > > Althrough we can easily check the current status of WiFi, e.g., > from kernel log or just dump the hardware registers, it is still > very difficult for us to gather so many different types of WiFi > states (such as RFE config, antenna, channel/band, TRX, Power > save). Also we will need BT's information that is stored in > "struct rtw_coex". So it is necessary for us to have a debugfs > that can dump all of the WiFi/BT information required. > > Note that to debug on coex related issues, we usually need a > longer period of time of coex_info dump every 2 seconds (for > example, 30 secs, so we should have 15 times of coex_info's > dump). > > Signed-off-by: Yan-Hsuan Chuang <yhchuang@xxxxxxxxxxx> > Reviewed-by: Chris Chiu <chiu@xxxxxxxxxxxx> 2 patches applied to wireless-drivers-next.git, thanks. 1fe188da9de5 rtw88: add a debugfs entry to dump coex's info d05550936ac8 rtw88: add a debugfs entry to enable/disable coex mechanism -- https://patchwork.kernel.org/patch/11435925/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
