linux-kernel - [RFC][PATCH] slimbus: core: Set fwnode for a device when setting of

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Message-Id: <20200605211925.87873-1-john.stultz@linaro.org>
Date:   Fri,  5 Jun 2020 21:19:25 +0000
From:   John Stultz <john.stultz@...aro.org>
To:     lkml <linux-kernel@...r.kernel.org>
Cc:     Saravana Kannan <saravanak@...gle.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        alsa-devel@...a-project.org, John Stultz <john.stultz@...aro.org>
Subject: [RFC][PATCH] slimbus: core: Set fwnode for a device when setting of_node

From: Saravana Kannan <saravanak@...gle.com>

When setting the of_node for a newly created device, also set the
fwnode. This allows fw_devlink to work for slimbus devices.

Cc: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc: alsa-devel@...a-project.org
Signed-off-by: Saravana Kannan <saravanak@...gle.com>
Signed-off-by: John Stultz <john.stultz@...aro.org>
---
 drivers/slimbus/core.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/slimbus/core.c b/drivers/slimbus/core.c
index 526e3215d8fe..44228a5b246d 100644
--- a/drivers/slimbus/core.c
+++ b/drivers/slimbus/core.c
@@ -163,8 +163,10 @@ static int slim_add_device(struct slim_controller *ctrl,
 	INIT_LIST_HEAD(&sbdev->stream_list);
 	spin_lock_init(&sbdev->stream_list_lock);
 
-	if (node)
+	if (node) {
 		sbdev->dev.of_node = of_node_get(node);
+		sbdev->dev.fwnode = of_fwnode_handle(node);
+	}
 
 	dev_set_name(&sbdev->dev, "%x:%x:%x:%x",
 				  sbdev->e_addr.manf_id,
-- 
2.17.1