Messages in this thread | | | Date | Tue, 26 Jul 2005 16:49:34 -0700 | From | Greg KH <> | Subject | Re: [patch 2.6.13-rc2] pci: restore BAR values from pci_set_power_state for D3hot->D0 |
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On Fri, Jul 08, 2005 at 02:34:56PM -0400, John W. Linville wrote: > @@ -301,6 +335,16 @@ pci_set_power_state(struct pci_dev *dev, > udelay(200); > dev->current_state = state; > > + /* According to section 5.4.1 of the "PCI BUS POWER MANAGEMENT > + * INTERFACE SPECIFICATION, REV. 1.2", a device transitioning > + * from D3hot to D0 _may_ perform an internal reset, thereby > + * going to "D0 Uninitialized" rather than "D0 Initialized". > + * In that case, we need to restore at least the BARs so that > + * the device will be accessible to its driver. > + */ > + if (need_restore) > + pci_restore_bars(dev); > +
This code doesn't even build, as need_restore isn't a global variable.
Care to redo this patch (and merge it with your other one) and resend it?
thanks,
greg k-h - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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