linux-kernel - Re: [PATCH v2] PCI: tegra: Enable root port specific features

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Message-ID: <54453DE1.1020602@wwwdotorg.org>
Date:	Mon, 20 Oct 2014 10:52:49 -0600
From:	Stephen Warren <swarren@...dotorg.org>
To:	Vidya Sagar <vidyas@...dia.com>, thierry.reding@...il.com,
	bhelgaas@...gle.com
CC:	kthota@...dia.com, linux-tegra@...r.kernel.org,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] PCI: tegra: Enable root port specific features

On 10/20/2014 05:04 AM, Vidya Sagar wrote:
> Enables root port to advertise its ASPM-L1 capability
> resulting in possible link entry to L1 when an ASPM-L1 capable
> device is connected
> Enables per-controller & per-TMS clock clamping by default
> Enabling above features result in more power saving
>
> It also avoids PM message truncation by waiting for DLLP to finish
> before entering into L1 or L2

The updated tegra_pcie_enable() looks better in this patch, so that part,
Acked-by: Stephen Warren <swarren@...dia.com>

I'll leave the review of the additional #defines and 
tegra_pcie_enable_rp_features() to Thierry.
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