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authorBjorn Helgaas <bhelgaas@google.com>2020-12-15 15:11:08 -0600
committerBjorn Helgaas <bhelgaas@google.com>2020-12-15 15:11:08 -0600
commitff163da95b0ce29ce5ce597a1e98b3e528e57750 (patch)
treed8db256b7f82ca753c1feceda3b4e72748640501 /drivers/pci/pci.c
parenta48e486b376bf78d945a0ccd772a5979042919c3 (diff)
parent9c2cc571f92500d2d0f4e70466c90ee8b2b440e6 (diff)
downloadlwn-ff163da95b0ce29ce5ce597a1e98b3e528e57750.tar.gz
lwn-ff163da95b0ce29ce5ce597a1e98b3e528e57750.zip
Merge branch 'pci/pm'
- Add sysfs attribute for device power state (Maximilian Luz) - Rename pci_wakeup_bus() to pci_resume_bus() (Mika Westerberg) - Do not generate wakeup event when runtime resuming bus (Mika Westerberg) * pci/pm: PCI/PM: Do not generate wakeup event when runtime resuming device PCI/PM: Rename pci_wakeup_bus() to pci_resume_bus() PCI: Add sysfs attribute for device power state
Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r--drivers/pci/pci.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 9f538d879538..6cdd7e641ca6 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1174,26 +1174,20 @@ int pci_platform_power_transition(struct pci_dev *dev, pci_power_t state)
}
EXPORT_SYMBOL_GPL(pci_platform_power_transition);
-/**
- * pci_wakeup - Wake up a PCI device
- * @pci_dev: Device to handle.
- * @ign: ignored parameter
- */
-static int pci_wakeup(struct pci_dev *pci_dev, void *ign)
+static int pci_resume_one(struct pci_dev *pci_dev, void *ign)
{
- pci_wakeup_event(pci_dev);
pm_request_resume(&pci_dev->dev);
return 0;
}
/**
- * pci_wakeup_bus - Walk given bus and wake up devices on it
+ * pci_resume_bus - Walk given bus and runtime resume devices on it
* @bus: Top bus of the subtree to walk.
*/
-void pci_wakeup_bus(struct pci_bus *bus)
+void pci_resume_bus(struct pci_bus *bus)
{
if (bus)
- pci_walk_bus(bus, pci_wakeup, NULL);
+ pci_walk_bus(bus, pci_resume_one, NULL);
}
static int pci_dev_wait(struct pci_dev *dev, char *reset_type, int timeout)
@@ -1256,7 +1250,7 @@ int pci_power_up(struct pci_dev *dev)
* may be powered on into D0uninitialized state, resume them to
* give them a chance to suspend again
*/
- pci_wakeup_bus(dev->subordinate);
+ pci_resume_bus(dev->subordinate);
}
return pci_raw_set_power_state(dev, PCI_D0);