linux-kernel - Re: [PATCH v2 00/18] CSI2RX support on J721E

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Message-ID: <5f837a2d-69ba-ff43-1a8d-f7b975eeacdb@ideasonboard.com>
Date:   Fri, 4 Jun 2021 10:54:08 +0300
From:   Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
To:     Pratyush Yadav <p.yadav@...com>
Cc:     Maxime Ripard <mripard@...nel.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>,
        Peter Ujfalusi <peter.ujfalusi@...il.com>,
        Steve Longerbeam <slongerbeam@...il.com>,
        Benoit Parrot <bparrot@...com>, linux-media@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-phy@...ts.infradead.org, dmaengine@...r.kernel.org,
        Vignesh Raghavendra <vigneshr@...com>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>
Subject: Re: [PATCH v2 00/18] CSI2RX support on J721E

On 03/06/2021 15:52, Pratyush Yadav wrote:
> On 27/05/21 04:23PM, Tomi Valkeinen wrote:
>> Hi Pratyush,
>>
>> On 26/05/2021 18:22, Pratyush Yadav wrote:
>>> Hi,
>>>
>>> This series adds support for CSI2 capture on J721E. It includes some
>>> fixes to the Cadence CSI2RX driver, adds Rx support to Cadence DPHY
>>> driver, and finally adds the TI CSI2RX wrapper driver.
>>>
>>> Tested on TI's J721E with OV5640 sensor.
>>
>> I also see this after a few captures:
> 
> Can you share the application/command you are using to test? I used
> yavta to test and didn't see any problems after leaving the stream on
> for around 10 minutes.

You need to have CONFIG_DMA_API_DEBUG enabled. I think that's not 
enabled by default on TI configs.

  Tomi