summaryrefslogtreecommitdiffstats
path: root/drivers/isdn/hisax/hisax.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/isdn/hisax/hisax.h')
-rw-r--r--drivers/isdn/hisax/hisax.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/isdn/hisax/hisax.h b/drivers/isdn/hisax/hisax.h
index 0685c1946969..832a87855ffb 100644
--- a/drivers/isdn/hisax/hisax.h
+++ b/drivers/isdn/hisax/hisax.h
@@ -1323,3 +1323,26 @@ void release_tei(struct IsdnCardState *cs);
char *HiSax_getrev(const char *revision);
int TeiNew(void);
void TeiFree(void);
+
+#ifdef CONFIG_PCI
+
+#include <linux/pci.h>
+
+/* adaptation wrapper for old usage
+ * WARNING! This is unfit for use in a PCI hotplug environment,
+ * as the returned PCI device can disappear at any moment in time.
+ * Callers should be converted to use pci_get_device() instead.
+ */
+static inline struct pci_dev *hisax_find_pci_device(unsigned int vendor,
+ unsigned int device,
+ struct pci_dev *from)
+{
+ struct pci_dev *pdev;
+
+ pci_dev_get(from);
+ pdev = pci_get_subsys(vendor, device, PCI_ANY_ID, PCI_ANY_ID, from);
+ pci_dev_put(pdev);
+ return pdev;
+}
+
+#endif