Re: [PATCH] usb: dwc3: host: inherit dma configuration from parent dev
From: Russell King - ARM Linux
Date: Thu Apr 28 2016 - 10:16:34 EST
On Thu, Apr 28, 2016 at 09:37:08AM +0300, Felipe Balbi wrote:
>
> Hi,
>
> Arnd Bergmann <arnd@xxxxxxxx> writes:
> > pointer and pass that in platform_data. This is really easy, it's
>
> Sorry but passing a struct device pointer in platform_data is
> ridiculous. Not to mention that, as I said before, we can't assume which
> device to pass to xhci_plat in the first place. It might be dwc->dev and
> it might be dwc->dev->parent.
+1. Passing an unref-counted struct device through platform data is
totally mad, Arnd you're off your rocker if you think that's a good
idea. What's more is that there's no way to properly refcount the
thing.
--
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