return bridge->link_state;
}
-static int __pci_disable_link_state(struct pci_dev *pdev, int state, bool sem)
+static int __pci_disable_link_state(struct pci_dev *pdev, int state, bool locked)
{
struct pcie_link_state *link = pcie_aspm_get_link(pdev);
return -EPERM;
}
- if (sem)
+ if (!locked)
down_read(&pci_bus_sem);
mutex_lock(&aspm_lock);
if (state & PCIE_LINK_STATE_L0S)
link->clkpm_disable = 1;
pcie_set_clkpm(link, policy_to_clkpm_state(link));
mutex_unlock(&aspm_lock);
- if (sem)
+ if (!locked)
up_read(&pci_bus_sem);
return 0;
int pci_disable_link_state_locked(struct pci_dev *pdev, int state)
{
- return __pci_disable_link_state(pdev, state, false);
+ return __pci_disable_link_state(pdev, state, true);
}
EXPORT_SYMBOL(pci_disable_link_state_locked);
*/
int pci_disable_link_state(struct pci_dev *pdev, int state)
{
- return __pci_disable_link_state(pdev, state, true);
+ return __pci_disable_link_state(pdev, state, false);
}
EXPORT_SYMBOL(pci_disable_link_state);