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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.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index f2cd11130737..3d2fb394986a 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -5106,12 +5106,13 @@ static int pci_reset_bus_function(struct pci_dev *dev, bool probe)
return pci_parent_bus_reset(dev, probe);
}
-static void pci_dev_lock(struct pci_dev *dev)
+void pci_dev_lock(struct pci_dev *dev)
{
pci_cfg_access_lock(dev);
/* block PM suspend, driver probe, etc. */
device_lock(&dev->dev);
}
+EXPORT_SYMBOL_GPL(pci_dev_lock);
/* Return 1 on successful lock, 0 on contention */
int pci_dev_trylock(struct pci_dev *dev)
@@ -5135,14 +5136,13 @@ EXPORT_SYMBOL_GPL(pci_dev_unlock);
static void pci_dev_save_and_disable(struct pci_dev *dev)
{
- struct pci_driver *drv = to_pci_driver(dev->dev.driver);
const struct pci_error_handlers *err_handler =
- drv ? drv->err_handler : NULL;
+ dev->driver ? dev->driver->err_handler : NULL;
/*
- * drv->err_handler->reset_prepare() is protected against races
- * with ->remove() by the device lock, which must be held by the
- * caller.
+ * dev->driver->err_handler->reset_prepare() is protected against
+ * races with ->remove() by the device lock, which must be held by
+ * the caller.
*/
if (err_handler && err_handler->reset_prepare)
err_handler->reset_prepare(dev);
@@ -5167,15 +5167,15 @@ static void pci_dev_save_and_disable(struct pci_dev *dev)
static void pci_dev_restore(struct pci_dev *dev)
{
- struct pci_driver *drv = to_pci_driver(dev->dev.driver);
const struct pci_error_handlers *err_handler =
- drv ? drv->err_handler : NULL;
+ dev->driver ? dev->driver->err_handler : NULL;
pci_restore_state(dev);
/*
- * drv->err_handler->reset_done() is protected against races with
- * ->remove() by the device lock, which must be held by the caller.
+ * dev->driver->err_handler->reset_done() is protected against
+ * races with ->remove() by the device lock, which must be held by
+ * the caller.
*/
if (err_handler && err_handler->reset_done)
err_handler->reset_done(dev);