On Fri, 10 Jan 2014, Arnd Bergmann wrote:
> On Friday 10 January 2014, Lee Jones wrote:
> > >
> > > - need_logic_fck = false;
> > > + /* Set all clocks as invalid to begin with */
> > > + omap->ehci_logic_fck = omap->init_60m_fclk = ERR_PTR(-EINVAL);
> > > + omap->utmi_p1_gfclk = omap->utmi_p2_gfclk = ERR_PTR(-EINVAL);
> > > + omap->xclk60mhsp1_ck = omap->xclk60mhsp2_ck = ERR_PTR(-EINVAL);
> >
> > I don't think this is the correct error code.
> >
> > -EINVAL means 'invalid parameter'.
> >
> > You probably want -ENODEV or -ENOSYS ('function not implemented'
> > probably isn't ideal either tbh, but you get the idea). Perhaps you
> > can set them as NULL and check for IS_ERR_OR_NULL() instead?
>
> I think ENODEV is ok here, I'd much prefer this over IS_ERR_OR_NULL().
Sounds good to me.
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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