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Message-ID: <7e43a7e0-f6af-94da-59db-377b790ca363@ti.com>
Date:   Fri, 22 Sep 2023 13:46:26 -0500
From:   Andrew Davis <afd@...com>
To:     Adam Jackson <ajax@...hat.com>,
        Sarah Walker <sarah.walker@...tec.com>
CC:     <dri-devel@...ts.freedesktop.org>, <linux-doc@...r.kernel.org>,
        <hns@...delico.com>, <krzysztof.kozlowski+dt@...aro.org>,
        <matthew.brost@...el.com>, <corbet@....net>,
        <luben.tuikov@....com>, <dakr@...hat.com>,
        <donald.robson@...tec.com>, <devicetree@...r.kernel.org>,
        <conor+dt@...nel.org>, <mripard@...nel.org>,
        <matt.coster@...tec.com>, <robh+dt@...nel.org>,
        <faith.ekstrand@...labora.com>, <linux-kernel@...r.kernel.org>,
        <boris.brezillon@...labora.com>, <tzimmermann@...e.de>,
        <christian.koenig@....com>
Subject: Re: [PATCH v6 04/20] drm/imagination/uapi: Add PowerVR driver UAPI

On 9/22/23 12:57 PM, Adam Jackson wrote:
> 
> On Wed, Sep 6, 2023 at 5:57 AM Sarah Walker <sarah.walker@...tec.com <mailto:sarah.walker@...tec.com>> wrote:
> 
> 
>     + *    :BYPASS_CACHE: There are very few situations where this flag is useful.

Could you also expand on what these few useful situations are?

Andrew

>     + *       By default, the device flushes its memory caches after every job.
> 
> 
> Presumably BYPASS_CACHE does something other than "after every job". Is that "never" or something else? Would be good if the comment was explicit.
> - ajax

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