linux-kernel - Re: [PATCH v2] PCI: qcom: add runtime pm support to pcie

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Message-ID: <20180523133619.GL20991@vkoul-mobl>
Date:   Wed, 23 May 2018 19:06:19 +0530
From:   Vinod <vkoul@...nel.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:     svarbanov@...sol.com, lorenzo.pieralisi@....com,
        bhelgaas@...gle.com, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, bjorn.andersson@...aro.org
Subject: Re: [PATCH v2] PCI: qcom: add runtime pm support to pcie_port

On 23-05-18, 11:44, Srinivas Kandagatla wrote:
> This patch is required when the pcie controller sits on a bus with
> its own power domain and clocks which are controlled via a bus driver
> like simple pm bus. As these bus driver have runtime pm enabled, it makes
> sense to update the usage counter so that the runtime pm does not suspend
> the clks or power domain associated with the bus driver.

FWIW:

Reviewed-by: Vinod Koul <vkoul@...nel.org>

-- 
~Vinod