On Fri, Dec 11, 2015 at 09:54:42AM +0100, Takashi Iwai wrote:
> > +static void update_pci_dword(struct pci_dev *pci,
> > + unsigned int reg, u32 mask, u32 val)
> > +{
> > + u32 data;
> > +
> > + pci_read_config_dword(pci, reg, &data);
> > + data &= ~mask;
> > + data |= (val & mask);
> > + pci_write_config_dword(pci, reg, data);
> > +}
> > +
> > +void snd_hdac_ext_bus_enable_miscbdcge(struct device *dev, bool enable)
> > +{
> > + struct pci_dev *pci = to_pci_dev(dev);
> > + u32 val;
> > +
> > + val = enable ? AZX_CGCTL_MISCBDCGE_MASK : 0;
> > +
> > + update_pci_dword(pci, AZX_PCIREG_CGCTL, AZX_CGCTL_MISCBDCGE_MASK, val);
> > +}
> > +EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_enable_miscbdcge);
>
> PCI access doesn't belong in the HDA-core in general. It's over the
> abstraction level of HD-audio controller.
Okay but this is part of HDA controller and I think we might be using this
bit so move to core for common usage.
I can move to driver if you feel that is better approach
--
~Vinod
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