Re: [PATCH v2] media: staging: tegra-vde: Reset memory client
- Date: Tue, 29 May 2018 16:08:30 +0300
- From: Dmitry Osipenko <digetx@xxxxxxxxx>
- Subject: Re: [PATCH v2] media: staging: tegra-vde: Reset memory client
On 29.05.2018 09:18, Hans Verkuil wrote:
> Hi Dmitry,
> On 05/26/2018 04:27 PM, Dmitry Osipenko wrote:
>> DMA requests must be blocked before resetting VDE HW, otherwise it is
>> possible to get a memory corruption or a machine hang. Use the reset
>> control provided by the Memory Controller to block DMA before resetting
>> the VDE HW.
>> Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
>> - Reset HW even if Memory Client resetting fails.
> Please note that v1 has already been merged, so if you can make a v3 rebased
> on top of the latest media_tree master branch, then I'll queue that up for
Thank you very much for letting me know, I'll make v3.
Thierry, wouldn't you mind to queue the relevant devicetree patches for 4.18, or
it's too late now? We'll have a full set in 4.18 then.