linux-kernel - [PATCH] i2c: bcm2835: Don't complain on -EPROBE

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Message-Id: <1455844375-15019-1-git-send-email-eric@anholt.net>
Date:	Thu, 18 Feb 2016 17:12:55 -0800
From:	Eric Anholt <eric@...olt.net>
To:	Wolfram Sang <wsa@...-dreams.de>
Cc:	linux-rpi-kernel@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Stephen Warren <swarren@...dotorg.org>,
	Lee Jones <lee@...nel.org>, linux-i2c@...r.kernel.org,
	Eric Anholt <eric@...olt.net>
Subject: [PATCH] i2c: bcm2835: Don't complain on -EPROBE_DEFER from getting our clock

Fixes dmesg spam when we just need to wait a moment for the clock
driver to probe.

Signed-off-by: Eric Anholt <eric@...olt.net>
---
 drivers/i2c/busses/i2c-bcm2835.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-bcm2835.c b/drivers/i2c/busses/i2c-bcm2835.c
index 818b051..d4f3239 100644
--- a/drivers/i2c/busses/i2c-bcm2835.c
+++ b/drivers/i2c/busses/i2c-bcm2835.c
@@ -253,7 +253,8 @@ static int bcm2835_i2c_probe(struct platform_device *pdev)
 
 	i2c_dev->clk = devm_clk_get(&pdev->dev, NULL);
 	if (IS_ERR(i2c_dev->clk)) {
-		dev_err(&pdev->dev, "Could not get clock\n");
+		if (PTR_ERR(i2c_dev->clk) != -EPROBE_DEFER)
+			dev_err(&pdev->dev, "Could not get clock\n");
 		return PTR_ERR(i2c_dev->clk);
 	}
 
-- 
2.7.0