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authorPhilipp Zabel <p.zabel@pengutronix.de>2013-07-18 13:55:22 +0200
committerPhilipp Zabel <p.zabel@pengutronix.de>2014-02-03 10:19:39 +0100
commit3d10302048ab672d1e8993b8a5b50d9e35881853 (patch)
tree8bed8caabb2001e8dbf0daab85b24fe31b9442de
parent38dbfb59d1175ef458d006556061adeaa8751b72 (diff)
downloadlinux-3d10302048ab672d1e8993b8a5b50d9e35881853.tar.bz2
reset: allow drivers to request probe deferral
If the requested reset controller is not yet available, have reset_control_get and device_reset return -EPROBE_DEFER so the driver can decide to request probe deferral. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Acked-by: Shawn Guo <shawn.guo@linaro.org> Reviewed-by: Stephen Warren <swarren@nvidia.com>
-rw-r--r--drivers/reset/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/reset/core.c b/drivers/reset/core.c
index d1b6089a0ef8..b3d99a1477b5 100644
--- a/drivers/reset/core.c
+++ b/drivers/reset/core.c
@@ -167,7 +167,7 @@ struct reset_control *reset_control_get(struct device *dev, const char *id)
if (!rcdev) {
mutex_unlock(&reset_controller_list_mutex);
- return ERR_PTR(-ENODEV);
+ return ERR_PTR(-EPROBE_DEFER);
}
rstc_id = rcdev->of_xlate(rcdev, &args);