linux-kernel - Re: [PATCH 1/3] i3c: master: Add driver for Synopsys DesignWare IP

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Message-ID: <20181107170553.GJ3074@bombadil.infradead.org>
Date:   Wed, 7 Nov 2018 09:05:53 -0800
From:   Matthew Wilcox <willy@...radead.org>
To:     Vitor soares <vitor.soares@...opsys.com>
Cc:     boris.brezillon@...tlin.com, wsa@...-dreams.de,
        linux-i2c@...r.kernel.org, corbet@....net,
        linux-doc@...r.kernel.org, gregkh@...uxfoundation.org,
        arnd@...db.de, psroka@...ence.com, agolec@...ence.com,
        adouglas@...ence.com, bfolta@...ence.com, dkos@...ence.com,
        alicja@...ence.com, cwronka@...ence.com, sureshp@...ence.com,
        rafalc@...ence.com, thomas.petazzoni@...tlin.com, nm@...com,
        robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com,
        ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        geert@...ux-m68k.org, linus.walleij@...aro.org,
        Xiang.Lin@...aptics.com, linux-gpio@...r.kernel.org,
        nsekhar@...com, pgaj@...ence.com, peda@...ntia.se,
        mshettel@...eaurora.org, swboyd@...omium.org,
        joao.pinto@...opsys.com, luis.oliveira@...opsys.com,
        manuel.abreu@...opsys.com, gustavo.pimentel@...opsys.com
Subject: Re: [PATCH 1/3] i3c: master: Add driver for Synopsys DesignWare IP

On Mon, Oct 29, 2018 at 10:06:56AM +0000, Vitor soares wrote:
> Add driver for Synopsys DesignWare I3C master IP

The so-called "data sheet" (actually just an advertising brochure)
on your website claims DMA support.  I don't see that support
anywhere in this driver.