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From: Akhil R <akhilrajeev@nvidia.com>
To: Dmitry Osipenko <digetx@gmail.com>,
	"dan.j.williams@intel.com" <dan.j.williams@intel.com>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"dmaengine@vger.kernel.org" <dmaengine@vger.kernel.org>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Krishna Yarlagadda <kyarlagadda@nvidia.com>,
	Laxman Dewangan <ldewangan@nvidia.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
	"p.zabel@pengutronix.de" <p.zabel@pengutronix.de>,
	Rajesh Gumasta <rgumasta@nvidia.com>,
	"robh+dt@kernel.org" <robh+dt@kernel.org>,
	"thierry.reding@gmail.com" <thierry.reding@gmail.com>,
	"vkoul@kernel.org" <vkoul@kernel.org>
Cc: Pavan Kunapuli <pkunapuli@nvidia.com>
Subject: RE: [PATCH v14 2/4] dmaengine: tegra: Add tegra gpcdma driver
Date: Wed, 15 Dec 2021 13:50:09 +0000	[thread overview]
Message-ID: <BN9PR12MB52738F4B5B7494466A9CB5A1C0769@BN9PR12MB5273.namprd12.prod.outlook.com> (raw)
In-Reply-To: <3f7b072d-f108-ebce-e862-eff9869d1d92@gmail.com>

> 06.12.2021 16:00, Akhil R пишет:
> > +static const struct __maybe_unused dev_pm_ops tegra_dma_dev_pm_ops =
> {
> > +     SET_LATE_SYSTEM_SLEEP_PM_OPS(tegra_dma_pm_suspend,
> > +tegra_dma_pm_resume) };
> 
> Why late?
To wait for the drivers using the dma to be suspended so that they
don't keep the dma busy.
Agree with the other comments.

Thanks,
Akhil

  reply	other threads:[~2021-12-15 13:50 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-06 13:00 [PATCH v14 0/4] Add NVIDIA Tegra GPC-DMA driver Akhil R
2021-12-06 13:00 ` [PATCH v14 1/4] dt-bindings: dmaengine: Add doc for tegra gpcdma Akhil R
2021-12-10 16:44   ` Rob Herring
2021-12-06 13:00 ` [PATCH v14 2/4] dmaengine: tegra: Add tegra gpcdma driver Akhil R
2021-12-09 17:10   ` Thierry Reding
2021-12-09 21:19   ` Dmitry Osipenko
2021-12-09 21:23   ` Dmitry Osipenko
2021-12-15 13:50     ` Akhil R [this message]
2021-12-15 14:56       ` Dmitry Osipenko
2021-12-09 21:26   ` Dmitry Osipenko
2021-12-09 21:37   ` Dmitry Osipenko
2021-12-06 13:00 ` [PATCH v14 3/4] arm64: defconfig: tegra: Enable GPCDMA Akhil R
2021-12-06 13:00 ` [PATCH v14 4/4] arm64: tegra: Add GPCDMA node for tegra186 and tegra194 Akhil R

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