Re: [PATCH 1/3] mfd: sta2x11-mfd: use named constants forpci_power_t values

[Lee Jones]

> > > From: Julia Lawall <Julia.Lawall@xxxxxxx>
> > >
> > > The semantic patch that makes this change is as follows:
> > > (http://coccinelle.lip6.fr/)
> > >
> > > // <smpl>
> > > @@
> > > expression pdev;
> > > @@
> > >
> > > pci_set_power_state(pdev,
> > > - 0
> > > + PCI_D0
> > >  )
> > > // </smpl>
> >
> > I'm happy with the code and that you used Coccinelle to discover the
> > issue, but I feel a little more explanation would be helpful to
> > readers.
> >
> > Why is (pci_power_t __force) 0 better than 0?
> 
> I wasn't particularly attached to the cast, and I don't know if it is an
> issue.  But in trying to understand the code, I found PCI_D0 more
> understandable than 0.

Well I don't want to waste any of your or my time, so I'll apply the
patch and add something along those lines to the commit message.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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