diff options
| author | Rafael J. Wysocki | 2022-05-05 20:04:07 +0200 |
|---|---|---|
| committer | Bjorn Helgaas | 2022-05-05 14:19:48 -0500 |
| commit | 1aa85bb14d8ed0ae4238617061924032c80dad37 (patch) | |
| tree | baa9281425ce5de8b7ffa84cb227a237f06e622c /drivers/pci | |
| parent | 7957d201456f436557870cf8bbd47328a280c522 (diff) | |
PCI/PM: Set current_state to D3cold if the device is not accessible
Make pci_power_up() and pci_set_low_power_state() change current_state
to PCI_D3cold when the device is not accessible along the lines of
pci_update_current_state().
Link: https://lore.kernel.org/r/10104376.nUPlyArG6x@kreacher
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/pci.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index f1bd87c5aa14..056e8284b5fd 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1207,6 +1207,7 @@ int pci_power_up(struct pci_dev *dev) if (PCI_POSSIBLE_ERROR(pmcsr)) { pci_err(dev, "Unable to change power state from %s to D0, device inaccessible\n", pci_power_name(dev->current_state)); + dev->current_state = PCI_D3cold; return -EIO; } @@ -1335,6 +1336,7 @@ static int pci_set_low_power_state(struct pci_dev *dev, pci_power_t state) pci_err(dev, "Unable to change power state from %s to %s, device inaccessible\n", pci_power_name(dev->current_state), pci_power_name(state)); + dev->current_state = PCI_D3cold; return -EIO; } |