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From: Stefan Wahren <wahrenst@gmx.net>
To: Thierry Reding <thierry.reding@gmail.com>,
	Eric Anholt <eric@anholt.net>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Ray Jui <rjui@broadcom.com>,
	Scott Branden <sbranden@broadcom.com>
Cc: linux-pwm@vger.kernel.org, Stefan Wahren <wahrenst@gmx.net>,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/3] pwm: bcm2835: suppress error message during deferred probe
Date: Sat, 24 Aug 2019 09:07:25 +0200	[thread overview]
Message-ID: <1566630445-4599-4-git-send-email-wahrenst@gmx.net> (raw)
In-Reply-To: <1566630445-4599-1-git-send-email-wahrenst@gmx.net>

This suppresses error messages in case the PWM clock isn't ready yet.

Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
---
 drivers/pwm/pwm-bcm2835.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/pwm/pwm-bcm2835.c b/drivers/pwm/pwm-bcm2835.c
index 2c82386..ce362be 100644
--- a/drivers/pwm/pwm-bcm2835.c
+++ b/drivers/pwm/pwm-bcm2835.c
@@ -153,7 +153,10 @@ static int bcm2835_pwm_probe(struct platform_device *pdev)

 	pc->clk = devm_clk_get(&pdev->dev, NULL);
 	if (IS_ERR(pc->clk)) {
-		dev_err(&pdev->dev, "clock not found: %ld\n", PTR_ERR(pc->clk));
+		if (PTR_ERR(pc->clk) != -EPROBE_DEFER) {
+			dev_err(&pdev->dev, "clock not found: %ld\n",
+				PTR_ERR(pc->clk));
+		}
 		return PTR_ERR(pc->clk);
 	}

--
2.7.4


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  parent reply	other threads:[~2019-08-24  7:08 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-24  7:07 [PATCH 0/3] pwm: bcm2835: Minor fixes Stefan Wahren
2019-08-24  7:07 ` [PATCH 1/3] pwm: bcm2835: suppress error message for invalid period_ns Stefan Wahren
2019-08-24  9:26   ` Uwe Kleine-König
2019-08-24  7:07 ` [PATCH 2/3] pwm: bcm2835: fix period_ns range check Stefan Wahren
2019-08-24  9:26   ` Uwe Kleine-König
2019-08-24  7:07 ` Stefan Wahren [this message]
2019-08-24  9:30   ` [PATCH 3/3] pwm: bcm2835: suppress error message during deferred probe Uwe Kleine-König
2019-08-24  9:44     ` Stefan Wahren
2019-08-24  9:25 ` [PATCH 0/3] pwm: bcm2835: Minor fixes Uwe Kleine-König
2019-08-24 10:05   ` Stefan Wahren
2019-08-24 10:56     ` Uwe Kleine-König
2019-08-24 14:17       ` Stefan Wahren

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