RE: [PATCH RFC v2 12/29] PCI/MSI: Introduce pcim_enable_msi*() family helpers

From: David Laight
Date: Thu Oct 24 2013 - 06:59:47 EST

> > ...would turn into a single helper call....
> >
> > rc = pcim_enable_msix_range(adapter->pdev,
> > adapter->msix_entries,
> > nvec,
> I haven't looked into any details but, if the above works for most use
> cases, it looks really good to me.

The one case it doesn't work is where the driver either
wants the full number or the minimum number - but not
a value in between.

Might be worth adding an extra parameter so that this
(and maybe other) odd requirements can be met.

Some static inline functions could be used for the common cases.


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