diff options
Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r-- | drivers/pci/pci.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 3dcb83d7eb25..e179af3186f5 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c | |||
@@ -294,7 +294,7 @@ pci_set_power_state(struct pci_dev *dev, pci_power_t state) | |||
294 | return -EIO; | 294 | return -EIO; |
295 | 295 | ||
296 | pci_read_config_word(dev,pm + PCI_PM_PMC,&pmc); | 296 | pci_read_config_word(dev,pm + PCI_PM_PMC,&pmc); |
297 | if ((pmc & PCI_PM_CAP_VER_MASK) > 2) { | 297 | if ((pmc & PCI_PM_CAP_VER_MASK) > 3) { |
298 | printk(KERN_DEBUG | 298 | printk(KERN_DEBUG |
299 | "PCI: %s has unsupported PM cap regs version (%u)\n", | 299 | "PCI: %s has unsupported PM cap regs version (%u)\n", |
300 | pci_name(dev), pmc & PCI_PM_CAP_VER_MASK); | 300 | pci_name(dev), pmc & PCI_PM_CAP_VER_MASK); |
@@ -302,12 +302,10 @@ pci_set_power_state(struct pci_dev *dev, pci_power_t state) | |||
302 | } | 302 | } |
303 | 303 | ||
304 | /* check if this device supports the desired state */ | 304 | /* check if this device supports the desired state */ |
305 | if (state == PCI_D1 || state == PCI_D2) { | 305 | if (state == PCI_D1 && !(pmc & PCI_PM_CAP_D1)) |
306 | if (state == PCI_D1 && !(pmc & PCI_PM_CAP_D1)) | 306 | return -EIO; |
307 | return -EIO; | 307 | else if (state == PCI_D2 && !(pmc & PCI_PM_CAP_D2)) |
308 | else if (state == PCI_D2 && !(pmc & PCI_PM_CAP_D2)) | 308 | return -EIO; |
309 | return -EIO; | ||
310 | } | ||
311 | 309 | ||
312 | pci_read_config_word(dev, pm + PCI_PM_CTRL, &pmcsr); | 310 | pci_read_config_word(dev, pm + PCI_PM_CTRL, &pmcsr); |
313 | 311 | ||