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Driver core: add name to device_type

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If "name" of a device_type is specified, the uevent will
contain the device_type name in the DEVTYPE variable.
This helps userspace to distingiush between different types
of devices, belonging to the same subsystem.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers
2007-03-12 21:08:57 +01:00
committed by Greg Kroah-Hartman
parent 621a1672f7
commit 414264f959
2 changed files with 15 additions and 0 deletions
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5
drivers/base/core.c
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@@ -157,6 +157,11 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj, char **envp,
"MINOR=%u", MINOR(dev->devt));
}
if (dev->type && dev->type->name)
add_uevent_var(envp, num_envp, &i,
buffer, buffer_size, &length,
"DEVTYPE=%s", dev->type->name);
if (dev->driver)
add_uevent_var(envp, num_envp, &i,
buffer, buffer_size, &length,