From: Stephen Boyd <swboyd@chromium.org>
To: Akash Asthana <akashast@codeaurora.org>, gregkh@linuxfoundation.org
Cc: linux-arm-msm@vger.kernel.org, linux-serial@vger.kernel.org,
mgautam@codeaurora.org, bjorn.andersson@linaro.org
Subject: Re: [PATCH V2 2/2] tty: serial: qcom_geni_serial: Wakeup over UART RX
Date: Mon, 28 Oct 2019 08:00:15 -0700 [thread overview]
Message-ID: <5db70280.1c69fb81.c9f08.a848@mx.google.com> (raw)
In-Reply-To: <c20319ce-77e2-a4ea-5d7a-a84b8858a938@codeaurora.org>
Quoting Akash Asthana (2019-10-17 04:10:10)
>
> On 10/16/2019 1:40 AM, Stephen Boyd wrote:
> > Why can't we make this driver use runtime PM?
>
> Currently there are no plans to use runtime PM as we are interested in
> enabling wakeup irq as part of system suspend only.
>
>
Does the wakeup irq code require runtime PM? I thought that any wake irq
attached to a device is armed during system wide suspend and disabled on
resume. See device_wakeup_arm_wake_irqs() called from
dpm_suspend_noirq().
So why can't we use the common code that manages wakeup irqs for
devices?
next prev parent reply other threads:[~2019-10-28 15:00 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-10 9:46 [PATCH V2 2/2] tty: serial: qcom_geni_serial: Wakeup over UART RX Akash Asthana
2019-10-10 14:25 ` Stephen Boyd
2019-10-11 9:48 ` Akash Asthana
2019-10-15 20:10 ` Stephen Boyd
2019-10-17 11:10 ` Akash Asthana
2019-10-28 15:00 ` Stephen Boyd [this message]
2019-11-05 9:56 ` Akash Asthana
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