linux-kernel - Re: [PATCH v5 10/15] drm/bridge: tc358767: Add support for address-only I2C transfers

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Message-ID: <a1c125d2-1c7a-c190-8b7e-845a2ec1d2ea@ti.com>
Date:   Wed, 12 Jun 2019 15:48:17 +0300
From:   Tomi Valkeinen <tomi.valkeinen@...com>
To:     Andrey Smirnov <andrew.smirnov@...il.com>,
        <dri-devel@...ts.freedesktop.org>
CC:     Andrzej Hajda <a.hajda@...sung.com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Andrey Gusakov <andrey.gusakov@...entembedded.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Cory Tusar <cory.tusar@....aero>,
        Chris Healy <cphealy@...il.com>,
        Lucas Stach <l.stach@...gutronix.de>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 10/15] drm/bridge: tc358767: Add support for
 address-only I2C transfers

Hi,

On 12/06/2019 11:32, Andrey Smirnov wrote:
> Transfer size of zero means a request to do an address-only
> transfer. Since the HW support this, we probably shouldn't be just
> ignoring such requests. While at it allow DP_AUX_I2C_MOT flag to pass
> through, since it is supported by the HW as well.

I bisected the EDID read issue to this patch...

  Tomi

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