From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Osipenko Subject: Re: [PATCH 2/4] gpu: host1x: Enable gather filter Date: Sat, 19 Aug 2017 13:42:40 +0300 Message-ID: References: <20170818161553.27597-1-mperttunen@nvidia.com> <20170818161553.27597-3-mperttunen@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20170818161553.27597-3-mperttunen-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> Content-Language: en-US Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Mikko Perttunen , thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, jonathanh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org Cc: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-tegra@vger.kernel.org On 18.08.2017 19:15, Mikko Perttunen wrote: > The gather filter is a feature present on Tegra124 and newer where the > hardware prevents GATHERed command buffers from executing commands > normally reserved for the CDMA pushbuffer which is maintained by the > kernel driver. > > This commit enables the gather filter on all supporting hardware. > > Signed-off-by: Mikko Perttunen > --- TRM says that "Invalid Gbuffer cmd" interrupt would be raised when filtering happens. Is that interrupt disabled by default or it would cause 'unhandled interrupt'? -- Dmitry