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ssb: Turn suspend/resume upside down

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Turn the SSB bus suspend mechanism upside down.
Instead of deciding by an internal reference count when to suspend/resume,
let the parent bus call us in their suspend/resume routine.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Michael Buesch
2008-03-30 00:10:50 +01:00
committed by John W. Linville
parent 5100d5ac81
commit 8fe2b65a18
8 changed files with 89 additions and 68 deletions
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10
drivers/ssb/pcihost_wrapper.c
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@@ -18,6 +18,12 @@
#ifdef CONFIG_PM
static int ssb_pcihost_suspend(struct pci_dev *dev, pm_message_t state)
{
struct ssb_bus *ssb = pci_get_drvdata(dev);
int err;
err = ssb_bus_suspend(ssb);
if (err)
return err;
pci_save_state(dev);
pci_disable_device(dev);
pci_set_power_state(dev, pci_choose_state(dev, state));
@@ -27,6 +33,7 @@ static int ssb_pcihost_suspend(struct pci_dev *dev, pm_message_t state)
static int ssb_pcihost_resume(struct pci_dev *dev)
{
struct ssb_bus *ssb = pci_get_drvdata(dev);
int err;
pci_set_power_state(dev, 0);
@@ -34,6 +41,9 @@ static int ssb_pcihost_resume(struct pci_dev *dev)
if (err)
return err;
pci_restore_state(dev);
err = ssb_bus_resume(ssb);
if (err)
return err;
return 0;
}