linux-kernel - Re: [PATCH v4 3/9] usb: dwc3: dwc3-omap: Make the wrapper interrupt shared

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Date:	Wed, 2 Sep 2015 09:32:57 -0500
From:	Felipe Balbi <balbi@...com>
To:	Roger Quadros <rogerq@...com>
CC:	<balbi@...com>, <tony@...mide.com>, <Joao.Pinto@...opsys.com>,
	<sergei.shtylyov@...entembedded.com>, <peter.chen@...escale.com>,
	<jun.li@...escale.com>, <linux-usb@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-omap@...r.kernel.org>
Subject: Re: [PATCH v4 3/9] usb: dwc3: dwc3-omap: Make the wrapper interrupt
 shared

On Wed, Sep 02, 2015 at 05:24:18PM +0300, Roger Quadros wrote:
> The wrapper interrupt is shared with OTG core so mark it IRQF_SHARED.
> 
> Signed-off-by: Roger Quadros <rogerq@...com>
> ---
>  drivers/usb/dwc3/dwc3-omap.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
> index a5a1b7c..b18f2a3 100644
> --- a/drivers/usb/dwc3/dwc3-omap.c
> +++ b/drivers/usb/dwc3/dwc3-omap.c
> @@ -506,8 +506,8 @@ static int dwc3_omap_probe(struct platform_device *pdev)
>  	reg = dwc3_omap_readl(omap->base, USBOTGSS_SYSCONFIG);
>  	omap->dma_status = !!(reg & USBOTGSS_SYSCONFIG_DMADISABLE);
>  
> -	ret = devm_request_irq(dev, omap->irq, dwc3_omap_interrupt, 0,
> -			"dwc3-omap", omap);
> +	ret = devm_request_irq(dev, omap->irq, dwc3_omap_interrupt, IRQF_SHARED,
> +			       "dwc3-omap", omap);

looks like only first line needs to change

>  	if (ret) {
>  		dev_err(dev, "failed to request IRQ #%d --> %d\n",
>  				omap->irq, ret);
> -- 
> 2.1.4
> 

-- 
balbi

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