linux-kernel - Re: [PATCH v12 1/5] bus: mhi: core: Add helper API to return number of free TREs

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Message-ID: <CAMZdPi-qxKgs==kXXuSY3Y-GTfcGb7WjQuzn3tXMt2NZNuzriA@mail.gmail.com>
Date:   Wed, 18 Nov 2020 10:32:45 +0100
From:   Loic Poulain <loic.poulain@...aro.org>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        Hemant Kumar <hemantk@...eaurora.org>,
        Bhaumik Bhatt <bbhatt@...eaurora.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Jeffrey Hugo <jhugo@...eaurora.org>,
        Network Development <netdev@...r.kernel.org>,
        skhan@...uxfoundation.org
Subject: Re: [PATCH v12 1/5] bus: mhi: core: Add helper API to return number
 of free TREs

On Mon, 16 Nov 2020 at 23:46, Hemant Kumar <hemantk@...eaurora.org> wrote:
>
> Introduce mhi_get_free_desc_count() API to return number
> of TREs available to queue buffer. MHI clients can use this
> API to know before hand if ring is full without calling queue
> API.
>
> Signed-off-by: Hemant Kumar <hemantk@...eaurora.org>
> Reviewed-by: Jeffrey Hugo <jhugo@...eaurora.org>
> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

In case this series get new comments to address, I would suggest
merging that patch in mhi-next separately so that other drivers can
start benefiting this function (I would like to use it in mhi-net).

Regards,
Loic