linux-kernel - Re: [PATCH] usb: dwc2: Register interrupt handler only once gadget is correctly initialized

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Date:	Thu, 05 Feb 2015 21:04:38 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Romain Perier <romain.perier@...il.com>, johnyoun@...opsys.com
CC:	gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH] usb: dwc2: Register interrupt handler only once gadget
 is correctly initialized

Hello.

On 02/05/2015 08:47 PM, Romain Perier wrote:

> Don't register interrupt handler becore usb gadget is correctly initialized.

    s/becore/before/?

> For some embedded platforms which don't have a usb-phy it crashes the driver
> because an interrupt is emitted with non-initiliazed hardware.

    s/non-initiliazed/non-initialized/.

> According to devm_request_irq documentation, an interrupt can be emitted
> at any time once the interrupt is registered, so we have to care about driver
> and hardware initialization.

> Signed-off-by: Romain Perier <romain.perier@...il.com>

[...]

WBR, Sergei

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