linux-kernel - [PATCH] mfd: mfd-core: Change "Failed to locate of

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Message-Id: <20210616081949.26618-1-y.bas@phytec.de>
Date:   Wed, 16 Jun 2021 10:19:49 +0200
From:   Yunus Bas <y.bas@...tec.de>
To:     lee.jones@...aro.org, linux-kernel@...r.kernel.org
Subject: [PATCH] mfd: mfd-core: Change "Failed to locate of_node" warning to debug

The MFD-core iterates through all subdevices of the corresponding
MFD-device and checks, if the devicetree subnode has a fitting compatible.
When nothing is found, a warning is thrown. This can be the case, when it
is the intention to not use the MFD-device to it's full content.
Therefore, change the warning to a debug print instead, to also avoid
irritations.

Signed-off-by: Yunus Bas <y.bas@...tec.de>
---
 drivers/mfd/mfd-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index 6f02b8022c6d..e34c97088943 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -213,7 +213,7 @@ static int mfd_add_device(struct device *parent, int id,
 		}

 		if (!pdev->dev.of_node)
-			pr_warn("%s: Failed to locate of_node [id: %d]\n",
+			pr_debug("%s: Failed to locate of_node [id: %d]\n",
 				cell->name, platform_id);
 	}

-- 
2.30.0