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* [PATCH] PM / Domains: Do not print PM domain add error message if EPROBE_DEFER
@ 2016-11-30 12:24 Geert Uytterhoeven
  2016-11-30 12:41 ` Simon Horman
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: Geert Uytterhoeven @ 2016-11-30 12:24 UTC (permalink / raw)
  To: Rafael J. Wysocki, Kevin Hilman, Ulf Hansson
  Cc: Yoshihiro Shimoda, linux-pm, linux-renesas-soc,
	Geert Uytterhoeven

EPROBE_DEFER is not an error, hence printing an error message like

    renesas_irqc e61c0000.interrupt-controller: failed to add to PM domain always-on: -517

may confuse the user.

Suppress the error message in case of EPROBE_DEFER to fix this.

Reported-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 drivers/base/power/domain.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 64164aac6ae3990a..f22137b52dcb641b 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -2032,8 +2032,9 @@ int genpd_dev_pm_attach(struct device *dev)
 	mutex_unlock(&gpd_list_lock);
 
 	if (ret < 0) {
-		dev_err(dev, "failed to add to PM domain %s: %d",
-			pd->name, ret);
+		if (ret != -EPROBE_DEFER)
+			dev_err(dev, "failed to add to PM domain %s: %d",
+				pd->name, ret);
 		goto out;
 	}
 
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2016-12-01 14:28 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2016-11-30 12:24 [PATCH] PM / Domains: Do not print PM domain add error message if EPROBE_DEFER Geert Uytterhoeven
2016-11-30 12:41 ` Simon Horman
2016-11-30 14:34 ` Ulf Hansson
2016-11-30 16:41 ` Kevin Hilman
2016-12-01 14:25 ` Rafael J. Wysocki

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