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component: Silence bind error on -EPROBE_DEFER 

[ Upstream commit 7706b0a76a ]

If a component fails to bind due to -EPROBE_DEFER we should not log an
error as this is not a real failure.

Fixes messages like:
vc4-drm soc:gpu: failed to bind 3f902000.hdmi (ops vc4_hdmi_ops): -517
vc4-drm soc:gpu: master bind failed: -517

Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
Link: https://lore.kernel.org/r/20200411190241.89404-1-james.hilliard1@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
5.4-rM2-2.2.x-imx-squashed
James Hilliard 2020-04-11 13:02:41 -06:00 committed by Greg Kroah-Hartman
parent 7a5f60dc3a
commit d0db69f9d1
1 changed files with 5 additions and 3 deletions
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8
drivers/base/component.c
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@ -257,7 +257,8 @@ static int try_to_bring_up_master(struct master *master,
ret = master->ops->bind(master->dev);
if (ret < 0) {
devres_release_group(master->dev, NULL);
dev_info(master->dev, "master bind failed: %d\n", ret);
if (ret != -EPROBE_DEFER)
dev_info(master->dev, "master bind failed: %d\n", ret);
return ret;
}
@ -611,8 +612,9 @@ static int component_bind(struct component *component, struct master *master,
devres_release_group(component->dev, NULL);
devres_release_group(master->dev, NULL);
dev_err(master->dev, "failed to bind %s (ops %ps): %d\n",
dev_name(component->dev), component->ops, ret);
if (ret != -EPROBE_DEFER)
dev_err(master->dev, "failed to bind %s (ops %ps): %d\n",
dev_name(component->dev), component->ops, ret);
}
return ret;