91 lines
2.8 KiB
Diff
91 lines
2.8 KiB
Diff
From 5a819175b911ce33f3337e1e069d4bcea1ec4788 Mon Sep 17 00:00:00 2001
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From: Philipp Zabel <p.zabel@pengutronix.de>
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Date: Thu, 29 Oct 2015 09:55:00 +0100
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Subject: [PATCH] reset: use ENOTSUPP instead of ENOSYS
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ENOSYS is reserved to report invalid syscalls to userspace.
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Consistently return ENOTSUPP to indicate that the driver doesn't support
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the functionality or the reset framework is not enabled at all.
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Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
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---
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drivers/reset/core.c | 8 ++++----
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include/linux/reset.h | 8 ++++----
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2 files changed, 8 insertions(+), 8 deletions(-)
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diff --git a/drivers/reset/core.c b/drivers/reset/core.c
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index 77cfc49..9ab9290 100644
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--- a/drivers/reset/core.c
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+++ b/drivers/reset/core.c
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@@ -95,7 +95,7 @@ int reset_control_reset(struct reset_control *rstc)
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if (rstc->rcdev->ops->reset)
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return rstc->rcdev->ops->reset(rstc->rcdev, rstc->id);
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- return -ENOSYS;
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+ return -ENOTSUPP;
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}
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EXPORT_SYMBOL_GPL(reset_control_reset);
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@@ -108,7 +108,7 @@ int reset_control_assert(struct reset_control *rstc)
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if (rstc->rcdev->ops->assert)
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return rstc->rcdev->ops->assert(rstc->rcdev, rstc->id);
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- return -ENOSYS;
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+ return -ENOTSUPP;
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}
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EXPORT_SYMBOL_GPL(reset_control_assert);
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@@ -121,7 +121,7 @@ int reset_control_deassert(struct reset_control *rstc)
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if (rstc->rcdev->ops->deassert)
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return rstc->rcdev->ops->deassert(rstc->rcdev, rstc->id);
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- return -ENOSYS;
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+ return -ENOTSUPP;
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}
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EXPORT_SYMBOL_GPL(reset_control_deassert);
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@@ -136,7 +136,7 @@ int reset_control_status(struct reset_control *rstc)
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if (rstc->rcdev->ops->status)
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return rstc->rcdev->ops->status(rstc->rcdev, rstc->id);
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- return -ENOSYS;
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+ return -ENOTSUPP;
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}
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EXPORT_SYMBOL_GPL(reset_control_status);
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diff --git a/include/linux/reset.h b/include/linux/reset.h
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index 6db74ad..c4c097d 100644
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--- a/include/linux/reset.h
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+++ b/include/linux/reset.h
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@@ -74,7 +74,7 @@ static inline void reset_control_put(struct reset_control *rstc)
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static inline int device_reset_optional(struct device *dev)
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{
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- return -ENOSYS;
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+ return -ENOTSUPP;
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}
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static inline struct reset_control *__must_check reset_control_get(
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@@ -94,19 +94,19 @@ static inline struct reset_control *__must_check devm_reset_control_get(
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static inline struct reset_control *reset_control_get_optional(
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struct device *dev, const char *id)
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{
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- return ERR_PTR(-ENOSYS);
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+ return ERR_PTR(-ENOTSUPP);
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}
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static inline struct reset_control *devm_reset_control_get_optional(
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struct device *dev, const char *id)
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{
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- return ERR_PTR(-ENOSYS);
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+ return ERR_PTR(-ENOTSUPP);
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}
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static inline struct reset_control *of_reset_control_get(
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struct device_node *node, const char *id)
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{
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- return ERR_PTR(-ENOSYS);
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+ return ERR_PTR(-ENOTSUPP);
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}
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static inline struct reset_control *of_reset_control_get_by_index(
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