[PATCH] ath10k: debugfs file to enable Bluetooth coexistence feature

Kalle Valo kvalo at qca.qualcomm.com
Wed Nov 4 09:38:26 PST 2015

Kalle Valo <kvalo at qca.qualcomm.com> writes:

> From: Yanbo Li <yanbol at qca.qualcomm.com>
> As not all QCA98XX radios are not connected to Bluetooth modules, enabling the
> BT coex feature in firmware will have side effects if the radio's GPIO are
> connected with other (non-BT) HW modules. Add debugfs file to control the
> firmware BT coex logic and set the feature as disable by default to avoid that
> btcoex is accidentally enabled.
> To enable this feature, execute:
> echo 1 > /sys/kernel/debug/ieee80211/phyX/ath10k/btcoex
> To disable:
> echo 0 > /sys/kernel/debug/ieee80211/phyX/ath10k/btcoex
> The firmware support this feature since on 2G-only board, dual band
> or 5G boards don't support this. The feature's name is WMI_SERVICE_COEX_GPIO
> and the btcoex file is not created if firmware doesn't support it.
> Signed-off-by: Yanbo Li <yanbol at qca.qualcomm.com>
> [kvalo at qca.qualcomm.com: use btcoex filename and other smaller fixes]
> Signed-off-by: Kalle Valo <kvalo at qca.qualcomm.com>

Applied, thanks.

Kalle Valo

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