linux-kernel - Re: [PATCH net-next 0/5] net: ipa: kill endpoint stop workaround

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Message-Id: <20200506.174201.1083889819367294107.davem@davemloft.net>
Date:   Wed, 06 May 2020 17:42:01 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     elder@...aro.org
Cc:     evgreen@...omium.org, subashab@...eaurora.org,
        cpratapa@...eaurora.org, bjorn.andersson@...aro.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 0/5] net: ipa: kill endpoint stop workaround

From: Alex Elder <elder@...aro.org>
Date: Mon,  4 May 2020 18:53:40 -0500

> It turns out that a workaround that performs a small DMA operation
> between retried attempts to stop a GSI channel is not needed for any
> supported hardware.  The hardware quirk that required the extra DMA
> operation was fixed after IPA v3.1.  So this series gets rid of that
> workaround code, along with some other code that was only present to
> support it.
> 
> NOTE:  This series depends on (and includes/duplicates) another patch
>        that has already been committed in the net tree:
>          713b6ebb4c37 net: ipa: fix a bug in ipa_endpoint_stop()

Series applied.