linux-kernel - Re: [PATCH 2/3 v3] at91/USB: modify OHCI driver to allow shared interrupts

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Date:	Thu, 25 Jun 2009 22:22:33 -0700
From:	David Brownell <david-b@...bell.net>
To:	Nicolas Ferre <nicolas.ferre@...el.com>
Cc:	linux-usb@...r.kernel.org, avictor.za@...il.com,
	linux-kernel@...r.kernel.org, haavard.skinnemoen@...el.com,
	patrice.vilchez@...el.com
Subject: Re: [PATCH 2/3 v3] at91/USB: modify OHCI driver to allow shared interrupts

On Tuesday 23 June 2009, Nicolas Ferre wrote:
> At91sam9g45 series has a set of high speed USB interfaces.
> The host driver is an EHCI with its companion OHCI. OHCI is
> always handled by ohci-at91.c.
> This wrapper is just modified to allow IRQ sharing
> between two controllers.
> 
> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>

Acked-by: David Brownell <dbrownell@...rs.sourceforge.net>


> ---
> v2 -> v3: split patch to:
> - gadget
> - ohci
> - ehci
> 
>  drivers/usb/host/ohci-at91.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
> index bb5e6f6..7ccffcb 100644
> --- a/drivers/usb/host/ohci-at91.c
> +++ b/drivers/usb/host/ohci-at91.c
> @@ -148,7 +148,7 @@ static int usb_hcd_at91_probe(const struct hc_driver *driver,
>  	at91_start_hc(pdev);
>  	ohci_hcd_init(hcd_to_ohci(hcd));
>  
> -	retval = usb_add_hcd(hcd, pdev->resource[1].start, IRQF_DISABLED);
> +	retval = usb_add_hcd(hcd, pdev->resource[1].start, IRQF_SHARED);
>  	if (retval == 0)
>  		return retval;
>  
> -- 
> 1.5.3.7
> 
> 


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