commit 9c89a181a09eaafca5fc638c3b7ce1620227f60a
author Mauro Carvalho Chehab <mchehab@redhat.com> Fri Mar 12 11:50:17 2010 -0300
committer Mauro Carvalho Chehab <mchehab@redhat.com> Tue May 18 00:47:05 2010 -0300
tree e929f5d6c8da15e67a139fa7585ba605bd21c728
parent 2915e5ef35d103a5ecae15d9ecc614fcd0dc48f4

V4L/DVB: ir-core: Export IR name via uevent

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/IR/ir-keytable.c

diff --git a/drivers/media/IR/ir-keytable.c b/drivers/media/IR/ir-keytable.c
index af1f4d7..6db3ff7 100644
--- a/drivers/media/IR/ir-keytable.c
+++ b/drivers/media/IR/ir-keytable.c
@@ -419,6 +419,7 @@
 
 	spin_lock_init(&ir_dev->rc_tab.lock);
 
+	ir_dev->rc_tab.name = rc_tab->name;
 	ir_dev->rc_tab.size = ir_roundup_tablesize(rc_tab->size);
 	ir_dev->rc_tab.scan = kzalloc(ir_dev->rc_tab.size *
 				    sizeof(struct ir_scancode), GFP_KERNEL);

drivers/media/IR/ir-sysfs.c

diff --git a/drivers/media/IR/ir-sysfs.c b/drivers/media/IR/ir-sysfs.c
index 59bd388..6d63657 100644
--- a/drivers/media/IR/ir-sysfs.c
+++ b/drivers/media/IR/ir-sysfs.c
@@ -126,6 +126,24 @@
 	return len;
 }
 
+
+#define ADD_HOTPLUG_VAR(fmt, val...)					\
+	do {								\
+		int err = add_uevent_var(env, fmt, val);		\
+		if (err)						\
+			return err;					\
+	} while (0)
+
+static int ir_dev_uevent(struct device *device, struct kobj_uevent_env *env)
+{
+	struct ir_input_dev *ir_dev = dev_get_drvdata(device);
+
+	if (ir_dev->rc_tab.name)
+		ADD_HOTPLUG_VAR("NAME=\"%s\"", ir_dev->rc_tab.name);
+
+	return 0;
+}
+
 /*
  * Static device attribute struct with the sysfs attributes for IR's
  */
@@ -148,9 +166,9 @@
 
 static struct device_type ir_dev_type = {
 	.groups		= ir_dev_attr_groups,
+	.uevent		= ir_dev_uevent,
 };
 
-
 /**
  * ir_register_class() - creates the sysfs for /sys/class/irrcv/irrcv?
  * @input_dev:	the struct input_dev descriptor of the device
@@ -173,6 +191,7 @@
 	ir_dev->dev.class = &ir_input_class;
 	ir_dev->dev.parent = input_dev->dev.parent;
 	dev_set_name(&ir_dev->dev, "irrcv%d", devno);
+	dev_set_drvdata(&ir_dev->dev, ir_dev);
 	rc = device_register(&ir_dev->dev);
 	if (rc)
 		return rc;
@@ -187,8 +206,8 @@
 
 	__module_get(THIS_MODULE);
 
-	path = kobject_get_path(&input_dev->dev.kobj, GFP_KERNEL);
-	printk(KERN_INFO "%s: %s associated with sysfs %s\n",
+	path = kobject_get_path(&ir_dev->dev.kobj, GFP_KERNEL);
+	printk(KERN_INFO "%s: %s as %s\n",
 		dev_name(&ir_dev->dev),
 		input_dev->name ? input_dev->name : "Unspecified device",
 		path ? path : "N/A");