Re: [PATCH 1/2] PCI/MSI/PPC: Remove arch_msi_check_device()
From: Michael Ellerman
Date: Fri Aug 29 2014 - 04:41:42 EST
On Sat, 2014-07-12 at 13:21 +0200, Alexander Gordeev wrote:
> PowerPC is the only architecture that makes use of hook
> arch_msi_check_device() and does perform some checks to
> figure out if MSI/MSI-X could be enabled for a device.
> However, there are no reasons why those checks could not
> be done within arch_setup_msi_irqs() hook.
> Moving MSI checks into arch_setup_msi_irqs() makes code
> more readable and allows getting rid of unnecessary hook
The intention was that this hook allowed a platform to reject the request
early, ie. before all the setup had been done. But if no one except us is using
it then fine, get rid of it.
Acked-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
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