linux-kernel - Re: [PATCH 4/4] serial: qcom-geni: drop bogus uart_write

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Message-ID: <CAD=FV=VTDHFkSf4qnexNOBoXzV-sMPBRjSqMrB_nrsuCPpO=WQ@mail.gmail.com>
Date:   Tue, 7 Mar 2023 10:47:07 -0800
From:   Doug Anderson <dianders@...omium.org>
To:     Johan Hovold <johan+linaro@...nel.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
        Daniel Thompson <daniel.thompson@...aro.org>,
        linux-arm-msm@...r.kernel.org, linux-serial@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] serial: qcom-geni: drop bogus uart_write_wakeup()

Hi,

On Tue, Mar 7, 2023 at 8:43 AM Johan Hovold <johan+linaro@...nel.org> wrote:
>
> Drop the bogus uart_write_wakeup() from when setting up a new DMA
> transfer, which does not free up any more space in the ring buffer.
>
> Any pending writers will be woken up when the transfer completes.
>
> Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
> ---
>  drivers/tty/serial/qcom_geni_serial.c | 4 ----
>  1 file changed, 4 deletions(-)

Reviewed-by: Douglas Anderson <dianders@...omium.org>