linux-kernel - Re: [PATCH v10 10/11] serial: 8250_lpss: enable MSI for Intel Quark

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Message-ID: <1471251882.5063.2.camel@nexus-software.ie>
Date:	Mon, 15 Aug 2016 10:04:42 +0100
From:	Bryan O'Donoghue <pure.logic@...us-software.ie>
To:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Peter Hurley <peter@...leysoftware.com>,
	linux-serial@...r.kernel.org, Vinod Koul <vinod.koul@...el.com>,
	linux-kernel@...r.kernel.org, dmaengine@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	ismo.puustinen@...el.com,
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>
Subject: Re: [PATCH v10 10/11] serial: 8250_lpss: enable MSI for Intel Quark

On Fri, 2016-08-12 at 19:01 +0300, Andy Shevchenko wrote:
> Intel Quark SoC supports MSI for LPSS, in particular for UART. Enable
> MSI for
> Intel Quark.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> ---
>  drivers/tty/serial/8250/8250_lpss.c | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/drivers/tty/serial/8250/8250_lpss.c
> b/drivers/tty/serial/8250/8250_lpss.c
> index cad96ee..5ac291c 100644
> --- a/drivers/tty/serial/8250/8250_lpss.c
> +++ b/drivers/tty/serial/8250/8250_lpss.c
> @@ -151,6 +151,17 @@ static int byt_serial_setup(struct lpss8250
> *lpss, struct uart_port *port)
>  	return 0;
>  }
>  
> +static int qrk_serial_setup(struct lpss8250 *lpss, struct uart_port
> *port)
> +{
> +	struct pci_dev *pdev = to_pci_dev(port->dev);
> +
> +	pci_enable_msi(pdev);
> 

Andy,

ret = pci_enable_msi(dev);
if (ret)
    return ret;

once added please add

Reviewed-by: Bryan O'Donoghue <pure.logic@...us-software.ie>