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

David Brownell
2009-06-26T05:22:41Z

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@atmel.com>

Acked-by: David Brownell <dbrownell@users.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
>
>