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authorBjorn Helgaas <bhelgaas@google.com>2013-02-12 13:42:36 -0700
committerBjorn Helgaas <bhelgaas@google.com>2013-02-12 13:42:36 -0700
commit20f24208f631141bafe57ce5bcc8f2e7f3c41aae (patch)
tree6220d9be56bb9e8dd1154f34905671fbf06d35b1 /drivers/pci/pci-driver.c
parentf2dfcde4ccd101fa3ba8f6c27273a0e359ea9c9c (diff)
parent82fee4d67ab86d6fe5eb0f9a9e988ca9d654d765 (diff)
Merge branch 'pci/konstantin-runtime-pm' into next
* pci/konstantin-runtime-pm: PCI/PM: Clear state_saved during suspend PCI: Use atomic_inc_return() rather than atomic_add_return() PCI: Catch attempts to disable already-disabled devices PCI: Disable Bus Master unconditionally in pci_device_shutdown()
Diffstat (limited to 'drivers/pci/pci-driver.c')
-rw-r--r--drivers/pci/pci-driver.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index acdcc3c6ecdd..1fa1e482a999 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -392,7 +392,7 @@ static void pci_device_shutdown(struct device *dev)
* Turn off Bus Master bit on the device to tell it to not
* continue to do DMA
*/
- pci_disable_device(pci_dev);
+ pci_clear_master(pci_dev);
}
#ifdef CONFIG_PM
@@ -628,6 +628,7 @@ static int pci_pm_suspend(struct device *dev)
goto Fixup;
}
+ pci_dev->state_saved = false;
if (pm->suspend) {
pci_power_t prev = pci_dev->current_state;
int error;
@@ -774,6 +775,7 @@ static int pci_pm_freeze(struct device *dev)
return 0;
}
+ pci_dev->state_saved = false;
if (pm->freeze) {
int error;
@@ -862,6 +864,7 @@ static int pci_pm_poweroff(struct device *dev)
goto Fixup;
}
+ pci_dev->state_saved = false;
if (pm->poweroff) {
int error;
@@ -987,6 +990,7 @@ static int pci_pm_runtime_suspend(struct device *dev)
if (!pm || !pm->runtime_suspend)
return -ENOSYS;
+ pci_dev->state_saved = false;
pci_dev->no_d3cold = false;
error = pm->runtime_suspend(dev);
suspend_report_result(pm->runtime_suspend, error);