[PATCH 2/4] gpu: host1x: Enable gather filter

Dmitry Osipenko digetx at gmail.com
Sat Aug 19 10:42:40 UTC 2017


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 <mperttunen at nvidia.com>
> ---

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


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