linux-kernel - [PATCH v2 1/1] spi: bcm2835: no dev_err() on clk_get() -EPROBE

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Date:   Mon, 16 Dec 2019 18:08:02 -0500
From:   Jim Quinlan <james.quinlan@...adcom.com>
To:     linux-spi@...r.kernel.org
Cc:     Mark Brown <broonie@...nel.org>,
        Florian Fainelli <f.fainelli@...il.com>,
        Ray Jui <ray.jui@...adcom.com>,
        Scott Branden <scott.branden@...adcom.com>,
        bcm-kernel-feedback-list@...adcom.com,
        Nicolas Saenz Julienne <nsaenzjulienne@...e.de>,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Jim Quinlan <james.quinlan@...adcom.com>
Subject: [PATCH v2 1/1] spi: bcm2835: no dev_err() on clk_get() -EPROBE_DEFER

Use dev_dbg() on -EPROBE_DEFER and dev_err() on all
other errors.

Signed-off-by: Jim Quinlan <jquinlan@...adcom.com>
---
 drivers/spi/spi-bcm2835.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c
index fb61a620effc..e4b57b751ce2 100644
--- a/drivers/spi/spi-bcm2835.c
+++ b/drivers/spi/spi-bcm2835.c
@@ -1305,7 +1305,10 @@ static int bcm2835_spi_probe(struct platform_device *pdev)
 	bs->clk = devm_clk_get(&pdev->dev, NULL);
 	if (IS_ERR(bs->clk)) {
 		err = PTR_ERR(bs->clk);
-		dev_err(&pdev->dev, "could not get clk: %d\n", err);
+		if (err == -EPROBE_DEFER)
+			dev_dbg(&pdev->dev, "could not get clk: %d\n", err);
+		else
+			dev_err(&pdev->dev, "could not get clk: %d\n", err);
 		goto out_controller_put;
 	}
 
-- 
2.17.1