From: Greg KH <gregkh@linuxfoundation.org>
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: satya priya <skakit@codeaurora.org>,
Matthias Kaehlcke <mka@chromium.org>,
Andy Gross <agross@kernel.org>, Rob Herring <robh+dt@kernel.org>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, akashast@codeaurora.org,
rojay@codeaurora.org, msavaliy@qti.qualcomm.com,
dianders@chromium.org
Subject: Re: [PATCH V5 4/4] tty: serial: qcom_geni_serial: Fix the UART wakeup issue
Date: Wed, 16 Sep 2020 14:25:57 +0200 [thread overview]
Message-ID: <20200916122557.GA2790503@kroah.com> (raw)
In-Reply-To: <20200910230639.GB472@uller>
On Thu, Sep 10, 2020 at 11:06:39PM +0000, Bjorn Andersson wrote:
> On Thu 10 Sep 12:53 UTC 2020, satya priya wrote:
>
> > As a part of system suspend uart_port_suspend is called from the
> > Serial driver, which calls set_mctrl passing mctrl as 0. This
> > makes RFR high(NOT_READY) during suspend.
> >
> > Due to this BT SoC is not able to send wakeup bytes to UART during
> > suspend. Include if check for non-suspend case to keep RFR low
> > during suspend.
> >
>
> Seems reasonable.
>
> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
>
> > Signed-off-by: satya priya <skakit@codeaurora.org>
> > Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
>
> Greg, I don't see this depending on anything else, will you pick this
> patch through your tree? I will take the dts patches through the qcom
> tree.
Sure, will pick it up now, thanks.
greg k-h
prev parent reply other threads:[~2020-09-16 20:59 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-10 12:53 [PATCH V5 0/4] Add wakeup support over UART RX satya priya
2020-09-10 12:53 ` [PATCH V5 1/4] arm64: dts: qcom: sc7180: Improve the pin config settings for CTS and TX satya priya
2020-09-10 14:40 ` Doug Anderson
2020-09-11 10:14 ` skakit
2020-09-10 12:53 ` [PATCH V5 2/4] arm64: dts: qcom: sc7180: Add necessary pinctrl and interrupt config for BT UART satya priya
2020-09-10 14:40 ` Doug Anderson
2020-09-11 10:15 ` skakit
2020-09-11 13:52 ` Bjorn Andersson
2020-09-11 15:30 ` Doug Anderson
2020-09-10 15:35 ` Matthias Kaehlcke
2020-09-11 10:15 ` skakit
2020-09-10 23:45 ` Bjorn Andersson
2020-09-11 10:16 ` skakit
2020-09-10 12:53 ` [PATCH V5 3/4] arm64: dts: qcom: sc7180-trogdor: Add " satya priya
2020-09-10 14:42 ` Doug Anderson
2020-09-11 10:15 ` skakit
2020-09-10 12:53 ` [PATCH V5 4/4] tty: serial: qcom_geni_serial: Fix the UART wakeup issue satya priya
2020-09-10 23:06 ` Bjorn Andersson
2020-09-16 12:25 ` Greg KH [this message]
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