Re: [PATCH 1/3] PCI PM: Do not disable and enable bridges during suspend-resume

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi!

> their standard config spaces are restored.  Fix this by not attempting
> to disable bridges during suspend and enable them during resume.

...

> Index: linux-2.6/drivers/pci/pci-driver.c
> ===================================================================
> --- linux-2.6.orig/drivers/pci/pci-driver.c
> +++ linux-2.6/drivers/pci/pci-driver.c
> @@ -428,16 +428,18 @@ static int pci_pm_default_resume(struct 
>  {
>  	pci_fixup_device(pci_fixup_resume, pci_dev);
>  
> -	if (!pci_is_bridge(pci_dev))
> -		pci_enable_wake(pci_dev, PCI_D0, false);
> +	if (pci_is_bridge(pci_dev))
> +		return 0;
>  
> +	pci_enable_wake(pci_dev, PCI_D0, false);
>  	return pci_pm_reenable_device(pci_dev);
>  }

Are you sure? This goes from doing reenable_device to not doing it for
bridges, seemingly contradicting changelog?
								Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
--
To unsubscribe from this list: send the line "unsubscribe linux-pci" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [DMA Engine]     [Linux Coverity]     [Linux USB]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Greybus]

  Powered by Linux