1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h
index 9fd7bb9b7dce..5e4e82c82659 100644
--- a/drivers/pnp/base.h
+++ b/drivers/pnp/base.h
@@ -166,3 +166,13 @@ struct pnp_resource *pnp_add_io_resource(struct pnp_dev *dev,
 struct pnp_resource *pnp_add_mem_resource(struct pnp_dev *dev,
                                           resource_size_t start,
                                           resource_size_t end, int flags);
+
+extern int pnp_debug;
+
+#if defined(CONFIG_PNP_DEBUG_MESSAGES)
+#define pnp_dbg(dev, format, arg...)                                    \
+        ({ if (pnp_debug) dev_printk(KERN_DEBUG, dev, format, ## arg); 0; })
+#else
+#define pnp_dbg(dev, format, arg...)                                    \
+        ({ if (0) dev_printk(KERN_DEBUG, dev, format, ## arg); 0; })
+#endif