From: Karicheri, Muralidharan > Sent: 09 February 2016 16:10 ... > >In reality the 'pad' fields ought to be renamed - since they aren't pads. > >Perhaps they should be a union?
> No. At the end of the descriptor, host software can add scratchpad which is
> not modified by the hardware, but is used by the driver. So please don't
> rename.
So comment in the definition that the hardware doesn't modify them.
The driver is defining these fields and they are definitely NOT padding.
David
