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-rw-r--r--drivers/pci/pci-acpi.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index 5e866b94bcab..67c63d1f1582 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -271,6 +271,7 @@ static pci_power_t acpi_pci_choose_state(struct pci_dev *pdev,
271static int acpi_pci_set_power_state(struct pci_dev *dev, pci_power_t state) 271static int acpi_pci_set_power_state(struct pci_dev *dev, pci_power_t state)
272{ 272{
273 acpi_handle handle = DEVICE_ACPI_HANDLE(&dev->dev); 273 acpi_handle handle = DEVICE_ACPI_HANDLE(&dev->dev);
274 acpi_handle tmp;
274 static int state_conv[] = { 275 static int state_conv[] = {
275 [0] = 0, 276 [0] = 0,
276 [1] = 1, 277 [1] = 1,
@@ -282,6 +283,9 @@ static int acpi_pci_set_power_state(struct pci_dev *dev, pci_power_t state)
282 283
283 if (!handle) 284 if (!handle)
284 return -ENODEV; 285 return -ENODEV;
286 /* If the ACPI device has _EJ0, ignore the device */
287 if (ACPI_SUCCESS(acpi_get_handle(handle, "_EJ0", &tmp)))
288 return 0;
285 return acpi_bus_set_power(handle, acpi_state); 289 return acpi_bus_set_power(handle, acpi_state);
286} 290}
287 291