Messages in this thread |  | | | From | Arnd Bergmann <> | | Subject | Re: [PATCH v9 1/1] PRUSS UIO driver support | | Date | Tue, 8 Mar 2011 14:24:00 +0100 |
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On Tuesday 08 March 2011, Thomas Gleixner wrote: > > > > +static irqreturn_t pruss_handler(int irq, struct uio_info *info) { > > + struct pruss_priv *priv = info->priv; > > + struct uio_pruss_dev *gdev = priv->pupdev; > > > > Note that info is a pointer to array supporting 8 interrupts. This allows to > > redirect to driver structure via info->priv quickly. > > struct uio_pruss_dev *dev = container_of(info, struct uio_pruss_dev, info); > > Perhaps ?
That would require having the same number of uio_info structs as uio_pruss_dev instances. Right now, one platform device has one uio_pruss_dev instance, which has 8 uio_info instances, so the container_of() trick doesn't work.
Arnd
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