[PATCH] arm: device.h: Add dma_mask to pdev_archdata structure

[Russell King - ARM Linux]

On Wed, Nov 16, 2011 at 01:46:18AM -0200, Fabio Estevam wrote:
> Fix the following build error when doing a 'make mx3_defconfig'
> 
> CC [M]  drivers/usb/host/fsl-mph-dr-of.o
> drivers/usb/host/fsl-mph-dr-of.c: In function 'fsl_usb2_device_register':
> drivers/usb/host/fsl-mph-dr-of.c:97: error: 'struct pdev_archdata' has no member named 'dma_mask'
> make[3]: *** [drivers/usb/host/fsl-mph-dr-of.o] Error 1
> make[2]: *** [drivers/usb/host] Error 2
> make[1]: *** [drivers/usb] Error 2
> make: *** [drivers] Error 2

Why is this required for just MX3?  Why should we take the hit of adding
this (needlessly) for the other sub-architectures?  Why is MX3 doing this
differently?