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 V2 3/3] pwm: bcm2835: suppress error message during deferred probe
Date: Sat, 24 Aug 2019 16:09:48 +0200 [thread overview]
Message-ID: <1566655788-24949-4-git-send-email-wahrenst@gmx.net> (raw)
In-Reply-To: <1566655788-24949-1-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 | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/pwm/pwm-bcm2835.c b/drivers/pwm/pwm-bcm2835.c
index 2c82386..91e24f0 100644
--- a/drivers/pwm/pwm-bcm2835.c
+++ b/drivers/pwm/pwm-bcm2835.c
@@ -153,8 +153,11 @@ 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));
- return PTR_ERR(pc->clk);
+ ret = PTR_ERR(pc->clk);
+ if (ret != -EPROBE_DEFER)
+ dev_err(&pdev->dev, "clock not found: %d\n", ret);
+
+ return ret;
}
ret = clk_prepare_enable(pc->clk);
--
2.7.4
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next prev parent reply other threads:[~2019-08-24 14:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-24 14:09 [PATCH V2 0/3] pwm: bcm2835: Minor fixes Stefan Wahren
2019-08-24 14:09 ` [PATCH V2 1/3] pwm: bcm2835: suppress error message for invalid period_ns Stefan Wahren
2019-08-24 14:09 ` [PATCH V2 2/3] pwm: bcm2835: fix period_ns range check Stefan Wahren
2019-08-24 14:09 ` Stefan Wahren [this message]
2019-08-24 15:13 ` [PATCH V2 3/3] pwm: bcm2835: suppress error message during deferred probe Uwe Kleine-König
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