linux-kernel - Re: [PATCH] bus: mhi: Add mhi_prepare_for_transfer

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Message-ID: <YW7rmqTAxcF5hjEM@kroah.com>
Date:   Tue, 19 Oct 2021 18:00:26 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        mhi@...ts.linux.dev, loic.poulain@...aro.org,
        hemantk@...eaurora.org, bbhatt@...eaurora.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH] bus: mhi: Add mhi_prepare_for_transfer_autoqueue API for
 DL auto queue

On Tue, Oct 19, 2021 at 07:49:18AM -0700, Jakub Kicinski wrote:
> On Tue, 19 Oct 2021 19:14:51 +0530 Manivannan Sadhasivam wrote:
> > Add a new API "mhi_prepare_for_transfer_autoqueue" for using with client
> > drivers like QRTR to request MHI core to autoqueue buffers for the DL
> > channel along with starting both UL and DL channels.
> > 
> > So far, the "auto_queue" flag specified by the controller drivers in
> > channel definition served this purpose but this will be removed at some
> > point in future.
> > 
> > Cc: netdev@...r.kernel.org
> > Co-developed-by: Loic Poulain <loic.poulain@...aro.org>
> > Signed-off-by: Loic Poulain <loic.poulain@...aro.org>
> > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> > ---
> > 
> > Dave, Jakub: This patch should go through MHI tree. But since the QRTR driver
> > is also modified, this needs an Ack from you.
> 
> CCing us wouldn't hurt.
> 
> Speaking of people who aren't CCed I've seen Greg nack the flags
> argument.

Yes, that type of api is not ok.