Re: [PATCH v3 1/6] gpu: host1x: Enable Tegra186 syncpoint protection

From: Thierry Reding
Date: Thu Oct 19 2017 - 08:50:00 EST


On Thu, Sep 28, 2017 at 03:50:39PM +0300, Mikko Perttunen wrote:
> Since Tegra186 the Host1x hardware allows syncpoints to be assigned to
> specific channels, preventing any other channels from incrementing
> them.
>
> Enable this feature where available and assign syncpoints to channels
> when submitting a job. Syncpoints are currently never unassigned from
> channels since that would require extra work and is unnecessary with
> the current channel allocation model.
>
> Signed-off-by: Mikko Perttunen <mperttunen@xxxxxxxxxx>
> ---
> drivers/gpu/host1x/dev.h | 15 +++++++++++++
> drivers/gpu/host1x/hw/channel_hw.c | 3 +++
> drivers/gpu/host1x/hw/syncpt_hw.c | 46 ++++++++++++++++++++++++++++++++++++++
> drivers/gpu/host1x/syncpt.c | 8 +++++++
> 4 files changed, 72 insertions(+)

Applied all of these, thanks.

Thierry

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