X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Feisa%2Feisa-bus.c;h=3a365e159d89d52df59b945d22bb7bd1408022f9;hb=f0b364a13d7fba001c0571d954f165dfaf5f434a;hp=4196137e66dea5b9e191b86b6988766985a040ba;hpb=3b621ee5df437d3f332a635ab6421aaa61a7dc2b;p=linux-2.6

diff --git a/drivers/eisa/eisa-bus.c b/drivers/eisa/eisa-bus.c
index 4196137e66..3a365e159d 100644
--- a/drivers/eisa/eisa-bus.c
+++ b/drivers/eisa/eisa-bus.c
@@ -128,20 +128,29 @@ static int eisa_bus_match (struct device *dev, struct device_driver *drv)
 	return 0;
 }
 
+static int eisa_bus_uevent(struct device *dev, char **envp, int num_envp,
+			   char *buffer, int buffer_size)
+{
+	struct eisa_device *edev = to_eisa_device(dev);
+	int i = 0;
+	int length = 0;
+
+	add_uevent_var(envp, num_envp, &i, buffer, buffer_size, &length,
+		       "MODALIAS=" EISA_DEVICE_MODALIAS_FMT, edev->id.sig);
+	envp[i] = NULL;
+	return 0;
+}
+
 struct bus_type eisa_bus_type = {
 	.name  = "eisa",
 	.match = eisa_bus_match,
+	.uevent = eisa_bus_uevent,
 };
 
 int eisa_driver_register (struct eisa_driver *edrv)
 {
-	int r;
-	
 	edrv->driver.bus = &eisa_bus_type;
-	if ((r = driver_register (&edrv->driver)) < 0)
-		return r;
-
-	return 0;
+	return driver_register (&edrv->driver);
 }
 
 void eisa_driver_unregister (struct eisa_driver *edrv)
@@ -165,6 +174,14 @@ static ssize_t eisa_show_state (struct device *dev, struct device_attribute *att
 
 static DEVICE_ATTR(enabled, S_IRUGO, eisa_show_state, NULL);
 
+static ssize_t eisa_show_modalias (struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct eisa_device *edev = to_eisa_device (dev);
+        return sprintf (buf, EISA_DEVICE_MODALIAS_FMT "\n", edev->id.sig);
+}
+
+static DEVICE_ATTR(modalias, S_IRUGO, eisa_show_modalias, NULL);
+
 static int __init eisa_init_device (struct eisa_root_device *root,
 				    struct eisa_device *edev,
 				    int slot)
@@ -214,6 +231,7 @@ static int __init eisa_register_device (struct eisa_device *edev)
 
 	device_create_file (&edev->dev, &dev_attr_signature);
 	device_create_file (&edev->dev, &dev_attr_enabled);
+	device_create_file (&edev->dev, &dev_attr_modalias);
 
 	return 0;
 }