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From: William Breathitt Gray <vilhelm.gray@gmail.com>
To: jic23@kernel.org
Cc: kernel@pengutronix.de, linux-stm32@st-md-mailman.stormreply.com,
	a.fatoum@pengutronix.de, kamel.bouhara@bootlin.com,
	gwendal@chromium.org, alexandre.belloni@bootlin.com,
	david@lechnology.com, linux-iio@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, syednwaris@gmail.com,
	patrick.havelange@essensium.com, fabrice.gasnier@st.com,
	mcoquelin.stm32@gmail.com, alexandre.torgue@st.com,
	o.rempel@pengutronix.de,
	William Breathitt Gray <vilhelm.gray@gmail.com>
Subject: [PATCH v8 10/22] counter: Standardize to ERANGE for limit exceeded errors
Date: Fri, 12 Feb 2021 21:13:34 +0900	[thread overview]
Message-ID: <7fa80c10fcd10d1d47d1bddced2b2cca3ff59ba9.1613131238.git.vilhelm.gray@gmail.com> (raw)
In-Reply-To: <cover.1613131238.git.vilhelm.gray@gmail.com>

ERANGE is a semantically better error code to return when an argument
value falls outside the supported limit range of a device.

Cc: Syed Nayyar Waris <syednwaris@gmail.com>
Cc: Fabrice Gasnier <fabrice.gasnier@st.com>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
---
 drivers/counter/104-quad-8.c        | 6 +++---
 drivers/counter/stm32-lptimer-cnt.c | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/counter/104-quad-8.c b/drivers/counter/104-quad-8.c
index 674263b4d2c4..a2cabb028db0 100644
--- a/drivers/counter/104-quad-8.c
+++ b/drivers/counter/104-quad-8.c
@@ -154,7 +154,7 @@ static int quad8_count_write(struct counter_device *counter,
 
 	/* Only 24-bit values are supported */
 	if (val > 0xFFFFFF)
-		return -EINVAL;
+		return -ERANGE;
 
 	mutex_lock(&priv->lock);
 
@@ -671,7 +671,7 @@ static ssize_t quad8_count_preset_write(struct counter_device *counter,
 
 	/* Only 24-bit values are supported */
 	if (preset > 0xFFFFFF)
-		return -EINVAL;
+		return -ERANGE;
 
 	mutex_lock(&priv->lock);
 
@@ -716,7 +716,7 @@ static ssize_t quad8_count_ceiling_write(struct counter_device *counter,
 
 	/* Only 24-bit values are supported */
 	if (ceiling > 0xFFFFFF)
-		return -EINVAL;
+		return -ERANGE;
 
 	mutex_lock(&priv->lock);
 
diff --git a/drivers/counter/stm32-lptimer-cnt.c b/drivers/counter/stm32-lptimer-cnt.c
index daf988e7b208..d5f9d580d06d 100644
--- a/drivers/counter/stm32-lptimer-cnt.c
+++ b/drivers/counter/stm32-lptimer-cnt.c
@@ -283,7 +283,7 @@ static ssize_t stm32_lptim_cnt_ceiling_write(struct counter_device *counter,
 		return ret;
 
 	if (ceiling > STM32_LPTIM_MAX_ARR)
-		return -EINVAL;
+		return -ERANGE;
 
 	priv->ceiling = ceiling;
 
-- 
2.30.0


  parent reply	other threads:[~2021-02-12 12:16 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-12 12:13 [PATCH v8 00/22] Introduce the Counter character device interface William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 01/22] docs: counter: Consolidate Counter sysfs attributes documentation William Breathitt Gray
2021-02-14 16:57   ` Jonathan Cameron
2021-02-15 11:05     ` William Breathitt Gray
2021-02-20 16:25   ` David Lechner
2021-02-12 12:13 ` [PATCH v8 02/22] docs: counter: Fix spelling William Breathitt Gray
2021-02-20 16:26   ` David Lechner
2021-02-12 12:13 ` [PATCH v8 03/22] counter: 104-quad-8: Return error when invalid mode during ceiling_write William Breathitt Gray
2021-02-20 16:30   ` David Lechner
2021-02-22  2:06     ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 04/22] counter: 104-quad-8: Annotate hardware config module parameter William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 05/22] counter: 104-quad-8: Add const qualifiers for quad8_preset_register_set William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 06/22] counter: 104-quad-8: Add const qualifier for functions_list array William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 07/22] counter: 104-quad-8: Add const qualifier for actions_list array William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 08/22] counter: ftm-quaddec: " William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 09/22] counter: Return error code on invalid modes William Breathitt Gray
2021-02-14 17:07   ` Jonathan Cameron
2021-02-20 16:43   ` David Lechner
2021-02-22  4:42     ` William Breathitt Gray
2021-02-12 12:13 ` William Breathitt Gray [this message]
2021-02-14 17:10   ` [PATCH v8 10/22] counter: Standardize to ERANGE for limit exceeded errors Jonathan Cameron
2021-02-16  1:26     ` William Breathitt Gray
2021-02-21 14:03       ` Jonathan Cameron
2021-02-20 16:48   ` David Lechner
2021-02-12 12:13 ` [PATCH v8 11/22] counter: Rename counter_signal_value to counter_signal_level William Breathitt Gray
2021-02-20 16:52   ` David Lechner
2021-02-12 12:13 ` [PATCH v8 12/22] counter: Rename counter_count_function to counter_function William Breathitt Gray
2021-02-14 17:13   ` Jonathan Cameron
2021-02-20 16:56     ` David Lechner
2021-02-23  5:14       ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 13/22] counter: Internalize sysfs interface code William Breathitt Gray
2021-02-14 17:32   ` Jonathan Cameron
2021-02-20 17:50   ` David Lechner
2021-02-12 12:13 ` [PATCH v8 14/22] counter: Update counter.h comments to reflect sysfs internalization William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 15/22] docs: counter: Update " William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 16/22] counter: Move counter enums to uapi header William Breathitt Gray
2021-02-20 23:55   ` David Lechner
2021-02-12 12:13 ` [PATCH v8 17/22] counter: Add character device interface William Breathitt Gray
2021-02-14 18:06   ` Jonathan Cameron
2021-02-24  5:34     ` William Breathitt Gray
2021-02-15  9:24   ` Oleksij Rempel
2021-02-16  1:53     ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 18/22] docs: counter: Document " William Breathitt Gray
2021-02-14 17:48   ` Jonathan Cameron
2021-02-22 10:11     ` Pavel Machek
2021-02-26  0:27       ` William Breathitt Gray
2021-02-26  0:22     ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 19/22] counter: Implement extension*_name sysfs attributes William Breathitt Gray
2021-02-14 18:09   ` Jonathan Cameron
2021-02-19  8:51     ` William Breathitt Gray
2021-02-21 14:05       ` Jonathan Cameron
2021-02-25 23:32         ` William Breathitt Gray
2021-02-27 15:14           ` Jonathan Cameron
2021-02-12 12:13 ` [PATCH v8 20/22] counter: Implement events_queue_size sysfs attribute William Breathitt Gray
2021-02-14 18:11   ` Jonathan Cameron
2021-02-18 10:32     ` William Breathitt Gray
2021-02-21 15:51       ` Jonathan Cameron
2021-02-26  0:03         ` William Breathitt Gray
2021-02-27  0:14           ` David Lechner
2021-02-27  0:20             ` William Breathitt Gray
2021-02-27 15:18           ` Jonathan Cameron
2021-02-28  2:46             ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 21/22] counter: 104-quad-8: Replace mutex with spinlock William Breathitt Gray
2021-02-14 18:19   ` Jonathan Cameron
2021-02-16  2:16     ` William Breathitt Gray
2021-02-16 19:27       ` Jonathan Cameron
2021-02-18 10:16         ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 22/22] counter: 104-quad-8: Add IRQ support for the ACCES 104-QUAD-8 William Breathitt Gray
2021-02-14 18:24   ` Jonathan Cameron
2021-02-19  9:21     ` William Breathitt Gray

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