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PM / Domains: Do not print PM domain add error message if EPROBE_DEFER

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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>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Acked-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Geert Uytterhoeven 2016-11-30 13:24:56 +01:00 committed by Rafael J. Wysocki
parent 44cae7d5a1
commit 3499469221
1 changed files with 3 additions and 2 deletions
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5
drivers/base/power/domain.c
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@ -2031,8 +2031,9 @@ 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;
}