From: Johan Hovold <johan@hovoldconsulting.com>
Date: Fri, 4 Dec 2015 09:44:24 +0000 (+0100)
Subject: greybus: core: add bundle id to bundle uevents
X-Git-Tag: v5.15~12752^2~378^2~21^2~963
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c29c016f7e41404aa7288aad8088162cac291594;p=platform%2Fkernel%2Flinux-starfive.git

greybus: core: add bundle id to bundle uevents

Add the bundle id to bundle uevents.

This is needed to identify bundles that are being removed (e.g. at
hot-unplug).

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
---

diff --git a/drivers/staging/greybus/core.c b/drivers/staging/greybus/core.c
index 4ec7988..209e1cd 100644
--- a/drivers/staging/greybus/core.c
+++ b/drivers/staging/greybus/core.c
@@ -112,7 +112,9 @@ static int greybus_uevent(struct device *dev, struct kobj_uevent_env *env)
 		// add a uevent that can "load" a bundle type
 		// This is what we need to bind a driver to so use the info
 		// in gmod here as well
-		return 0;
+
+		if (add_uevent_var(env, "BUNDLE=%u", bundle->id))
+			return -ENOMEM;
 	}
 
 	return 0;