linux-kernel - Re: [PATCH] Revert "Bluetooth: hci_qca: Add delay for wcn3990 stability"

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Date:   Mon, 21 Oct 2019 17:05:57 +0200
From:   Marcel Holtmann <marcel@...tmann.org>
To:     Jeffrey Hugo <jeffrey.l.hugo@...il.com>
Cc:     Johan Hedberg <johan.hedberg@...il.com>, c-hbandi@...eaurora.org,
        bgodavar@...eaurora.org, linux-bluetooth@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Revert "Bluetooth: hci_qca: Add delay for wcn3990
 stability"

Hi Jeffrey,

> This reverts commit cde9dde6e11a5ab54b6462cd46d82878926783bc.
> 
> The frame reassembly errors were root caused to a transient gpio issue.
> The missing response was root caused to an issue with properly managing
> RFR in the uart driver.  Addressing those root causes occurs outside of
> hci_qca and eliminates the need for the 50ms delay, so remove it.
> 
> Signed-off-by: Jeffrey Hugo <jeffrey.l.hugo@...il.com>
> ---
> drivers/bluetooth/hci_qca.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)

patch has been applied to bluetooth-next tree.

Regards

Marcel