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path: root/drivers/pnp/core.c
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Diffstat (limited to 'drivers/pnp/core.c')
-rw-r--r--drivers/pnp/core.c29
1 files changed, 19 insertions, 10 deletions
diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c
index a411582bcd7..521561509a7 100644
--- a/drivers/pnp/core.c
+++ b/drivers/pnp/core.c
@@ -185,6 +185,9 @@ int __pnp_add_device(struct pnp_dev *dev)
int pnp_add_device(struct pnp_dev *dev)
{
int ret;
+ char buf[128];
+ int len = 0;
+ struct pnp_id *id;
if (dev->card)
return -EINVAL;
@@ -193,17 +196,12 @@ int pnp_add_device(struct pnp_dev *dev)
if (ret)
return ret;
-#ifdef CONFIG_PNP_DEBUG
- {
- struct pnp_id *id;
+ buf[0] = '\0';
+ for (id = dev->id; id; id = id->next)
+ len += scnprintf(buf + len, sizeof(buf) - len, " %s", id->id);
- dev_printk(KERN_DEBUG, &dev->dev, "%s device, IDs",
- dev->protocol->name);
- for (id = dev->id; id; id = id->next)
- printk(" %s", id->id);
- printk(" (%s)\n", dev->active ? "active" : "disabled");
- }
-#endif
+ pnp_dbg(&dev->dev, "%s device, IDs%s (%s)\n",
+ dev->protocol->name, buf, dev->active ? "active" : "disabled");
return 0;
}
@@ -223,3 +221,14 @@ static int __init pnp_init(void)
}
subsys_initcall(pnp_init);
+
+int pnp_debug;
+
+#if defined(CONFIG_PNP_DEBUG_MESSAGES)
+static int __init pnp_debug_setup(char *__unused)
+{
+ pnp_debug = 1;
+ return 1;
+}
+__setup("pnp.debug", pnp_debug_setup);
+#endif