linux-kernel - Re: [PATCH 1/2] ARM: tegra: venice2: add GK20A GPU DT node

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <54363DE8.9030102@nvidia.com>
Date:	Thu, 9 Oct 2014 16:48:56 +0900
From:	Alexandre Courbot <acourbot@...dia.com>
To:	Thierry Reding <thierry.reding@...il.com>
CC:	Stephen Warren <swarren@...dotorg.org>,
	<linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<gnurou@...il.com>, Thierry Reding <treding@...dia.com>
Subject: Re: [PATCH 1/2] ARM: tegra: venice2: add GK20A GPU DT node

On 10/09/2014 04:43 PM, Thierry Reding wrote:
> * PGP Signed by an unknown key
>
> On Thu, Oct 09, 2014 at 03:11:51PM +0900, Alexandre Courbot wrote:
>> From: Thierry Reding <treding@...dia.com>
>>
>> Add the device-tree node for the GK20A GPU and leave it disabled by
>> default. It is the responsability of the bootloader to enable it if the
>> VPR registers have been programmed such as the GPU can operate.
>>
>> Signed-off-by: Thierry Reding <treding@...dia.com>
>> Signed-off-by: Alexandre Courbot <acourbot@...dia.com>
>> ---
>>   arch/arm/boot/dts/tegra124-venice2.dts | 8 +++++++-
>>   1 file changed, 7 insertions(+), 1 deletion(-)
>
> Are you going to send the corresponding patches for U-Boot to update
> the status property if it's initialized VPR?

Yes. But maybe I should wait until upstream Nouveau actually works 
properly for that? Right now it will probe successfully, but will crash 
as soon as the GPU is used because there still are memory coherency 
problems.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/