Re: [PATCH v3 4/9] usb: dwc3: core: Adapt to named interrupts

From: Roger Quadros
Date: Wed Jul 08 2015 - 10:43:59 EST


Hi,

On 08/07/15 16:06, Sergei Shtylyov wrote:
> Hello.
>
> On 7/8/2015 1:36 PM, Roger Quadros wrote:
>
>> From: Felipe Balbi <balbi@xxxxxx>
>
>> Add support to use interrupt names,
>
>> Following are the interrupt names
>
>> Peripheral Interrupt - peripheral
>> HOST Interrupt - host
>> OTG Interrupt - otg
>
>> [Roger Q]
>> - If any of these are missing we use the
>> first available IRQ resource so that we don't
>> break with older DTBs.
>
>> - Use gadget_irq in gadget driver.
>
>> Signed-off-by: Felipe Balbi <balbi@xxxxxx>
>> Signed-off-by: Roger Quadros <rogerq@xxxxxx>
>> ---
>> drivers/usb/dwc3/core.c | 12 ++++++++++++
>> drivers/usb/dwc3/core.h | 7 +++++++
>> drivers/usb/dwc3/gadget.c | 2 +-
>> 3 files changed, 20 insertions(+), 1 deletion(-)
>
>> diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
>> index a7498e0..7b33d7b 100644
>> --- a/drivers/usb/dwc3/core.c
>> +++ b/drivers/usb/dwc3/core.c
>> @@ -941,6 +941,18 @@ static int dwc3_probe(struct platform_device *pdev)
>> dwc->xhci_resources[1].flags = res->flags;
>> dwc->xhci_resources[1].name = res->name;
>>
>> + dwc->otg_irq = platform_get_irq_byname(pdev, "otg");
>> + if (!dwc->otg_irq)
>
> The usual mistake repeated again: that function reutrns error # on failure, not 0.
>
>> + dwc->otg_irq = res->start;
>> +
>> + dwc->gadget_irq = platform_get_irq_byname(pdev, "peripheral");
>> + if (!dwc->gadget_irq)
>> + dwc->gadget_irq = res->start;
>
> Likewise.
>
>> +
>> + dwc->xhci_irq = platform_get_irq_byname(pdev, "host");
>> + if (!dwc->xhci_irq)
>
> Likewise.

Right. I'll fix it up. Thanks.

cheers,
-roger
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