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path: root/drivers/pci/pci.c
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Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r--drivers/pci/pci.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 03fd59e..1ee9cd9 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -499,7 +499,7 @@ pci_set_power_state(struct pci_dev *dev, pci_power_t state)
return 0;
}
-int (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state);
+pci_power_t (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state);
/**
* pci_choose_state - Choose the power state of a PCI device
@@ -513,15 +513,15 @@ int (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state);
pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state)
{
- int ret;
+ pci_power_t ret;
if (!pci_find_capability(dev, PCI_CAP_ID_PM))
return PCI_D0;
if (platform_pci_choose_state) {
ret = platform_pci_choose_state(dev, state);
- if (ret >= 0)
- state.event = ret;
+ if (ret != PCI_POWER_ERROR)
+ return ret;
}
switch (state.event) {
@@ -1517,7 +1517,7 @@ EXPORT_SYMBOL(pcie_get_readrq);
/**
* pcie_set_readrq - set PCI Express maximum memory read request
* @dev: PCI device to query
- * @count: maximum memory read count in bytes
+ * @rq: maximum memory read count in bytes
* valid values are 128, 256, 512, 1024, 2048, 4096
*
* If possible sets maximum read byte count
@@ -1604,6 +1604,7 @@ early_param("pci", pci_setup);
device_initcall(pci_init);
EXPORT_SYMBOL_GPL(pci_restore_bars);
+EXPORT_SYMBOL(__pci_reenable_device);
EXPORT_SYMBOL(pci_enable_device_bars);
EXPORT_SYMBOL(pci_enable_device);
EXPORT_SYMBOL(pcim_enable_device);