From: Jonathan Cameron <jic23@kernel.org>
To: William Breathitt Gray <vilhelm.gray@gmail.com>
Cc: linux-stm32@st-md-mailman.stormreply.com, kernel@pengutronix.de,
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, jarkko.nikula@linux.intel.com
Subject: Re: [PATCH v14 04/17] counter: Rename counter_signal_value to counter_signal_level
Date: Sun, 8 Aug 2021 18:10:37 +0100 [thread overview]
Message-ID: <20210808181037.3016bb00@jic23-huawei> (raw)
In-Reply-To: <3f17010abe2415859cea9a5fddabd3c97f635ff5.1627990337.git.vilhelm.gray@gmail.com>
On Tue, 3 Aug 2021 21:06:14 +0900
William Breathitt Gray <vilhelm.gray@gmail.com> wrote:
> Signal values will always be levels so let's be explicit it about it to
> make the intent of the code clear.
>
> Cc: Oleksij Rempel <o.rempel@pengutronix.de>
> Cc: Kamel Bouhara <kamel.bouhara@bootlin.com>
> Acked-by: Syed Nayyar Waris <syednwaris@gmail.com>
> Reviewed-by: David Lechner <david@lechnology.com>
> Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Applied.
> ---
> drivers/counter/104-quad-8.c | 5 +++--
> drivers/counter/counter.c | 12 ++++++------
> drivers/counter/interrupt-cnt.c | 4 ++--
> drivers/counter/microchip-tcb-capture.c | 4 ++--
> include/linux/counter.h | 12 ++++++------
> 5 files changed, 19 insertions(+), 18 deletions(-)
>
> diff --git a/drivers/counter/104-quad-8.c b/drivers/counter/104-quad-8.c
> index d54efdb8d393..b4dd07cf51eb 100644
> --- a/drivers/counter/104-quad-8.c
> +++ b/drivers/counter/104-quad-8.c
> @@ -97,7 +97,8 @@ struct quad8 {
> #define QUAD8_CMR_QUADRATURE_X4 0x18
>
> static int quad8_signal_read(struct counter_device *counter,
> - struct counter_signal *signal, enum counter_signal_value *val)
> + struct counter_signal *signal,
> + enum counter_signal_level *level)
> {
> const struct quad8 *const priv = counter->priv;
> unsigned int state;
> @@ -109,7 +110,7 @@ static int quad8_signal_read(struct counter_device *counter,
> state = inb(priv->base + QUAD8_REG_INDEX_INPUT_LEVELS)
> & BIT(signal->id - 16);
>
> - *val = (state) ? COUNTER_SIGNAL_HIGH : COUNTER_SIGNAL_LOW;
> + *level = (state) ? COUNTER_SIGNAL_LEVEL_HIGH : COUNTER_SIGNAL_LEVEL_LOW;
>
> return 0;
> }
> diff --git a/drivers/counter/counter.c b/drivers/counter/counter.c
> index 6a683d086008..cb92673552b5 100644
> --- a/drivers/counter/counter.c
> +++ b/drivers/counter/counter.c
> @@ -289,9 +289,9 @@ struct counter_signal_unit {
> struct counter_signal *signal;
> };
>
> -static const char *const counter_signal_value_str[] = {
> - [COUNTER_SIGNAL_LOW] = "low",
> - [COUNTER_SIGNAL_HIGH] = "high"
> +static const char *const counter_signal_level_str[] = {
> + [COUNTER_SIGNAL_LEVEL_LOW] = "low",
> + [COUNTER_SIGNAL_LEVEL_HIGH] = "high"
> };
>
> static ssize_t counter_signal_show(struct device *dev,
> @@ -302,13 +302,13 @@ static ssize_t counter_signal_show(struct device *dev,
> const struct counter_signal_unit *const component = devattr->component;
> struct counter_signal *const signal = component->signal;
> int err;
> - enum counter_signal_value val;
> + enum counter_signal_level level;
>
> - err = counter->ops->signal_read(counter, signal, &val);
> + err = counter->ops->signal_read(counter, signal, &level);
> if (err)
> return err;
>
> - return sprintf(buf, "%s\n", counter_signal_value_str[val]);
> + return sprintf(buf, "%s\n", counter_signal_level_str[level]);
> }
>
> struct counter_name_unit {
> diff --git a/drivers/counter/interrupt-cnt.c b/drivers/counter/interrupt-cnt.c
> index 66cac4900327..d06367bef8f0 100644
> --- a/drivers/counter/interrupt-cnt.c
> +++ b/drivers/counter/interrupt-cnt.c
> @@ -130,7 +130,7 @@ static int interrupt_cnt_function_get(struct counter_device *counter,
>
> static int interrupt_cnt_signal_read(struct counter_device *counter,
> struct counter_signal *signal,
> - enum counter_signal_value *val)
> + enum counter_signal_level *level)
> {
> struct interrupt_cnt_priv *priv = counter->priv;
> int ret;
> @@ -142,7 +142,7 @@ static int interrupt_cnt_signal_read(struct counter_device *counter,
> if (ret < 0)
> return ret;
>
> - *val = ret ? COUNTER_SIGNAL_HIGH : COUNTER_SIGNAL_LOW;
> + *level = ret ? COUNTER_SIGNAL_LEVEL_HIGH : COUNTER_SIGNAL_LEVEL_LOW;
>
> return 0;
> }
> diff --git a/drivers/counter/microchip-tcb-capture.c b/drivers/counter/microchip-tcb-capture.c
> index 0c9a61962911..6be3adf74114 100644
> --- a/drivers/counter/microchip-tcb-capture.c
> +++ b/drivers/counter/microchip-tcb-capture.c
> @@ -158,7 +158,7 @@ static int mchp_tc_count_function_set(struct counter_device *counter,
>
> static int mchp_tc_count_signal_read(struct counter_device *counter,
> struct counter_signal *signal,
> - enum counter_signal_value *val)
> + enum counter_signal_level *lvl)
> {
> struct mchp_tc_data *const priv = counter->priv;
> bool sigstatus;
> @@ -171,7 +171,7 @@ static int mchp_tc_count_signal_read(struct counter_device *counter,
> else
> sigstatus = (sr & ATMEL_TC_MTIOA);
>
> - *val = sigstatus ? COUNTER_SIGNAL_HIGH : COUNTER_SIGNAL_LOW;
> + *lvl = sigstatus ? COUNTER_SIGNAL_LEVEL_HIGH : COUNTER_SIGNAL_LEVEL_LOW;
>
> return 0;
> }
> diff --git a/include/linux/counter.h b/include/linux/counter.h
> index 9dbd5df4cd34..79f5dcaf6ba0 100644
> --- a/include/linux/counter.h
> +++ b/include/linux/counter.h
> @@ -290,16 +290,16 @@ struct counter_device_state {
> const struct attribute_group **groups;
> };
>
> -enum counter_signal_value {
> - COUNTER_SIGNAL_LOW = 0,
> - COUNTER_SIGNAL_HIGH
> +enum counter_signal_level {
> + COUNTER_SIGNAL_LEVEL_LOW,
> + COUNTER_SIGNAL_LEVEL_HIGH,
> };
>
> /**
> * struct counter_ops - Callbacks from driver
> * @signal_read: optional read callback for Signal attribute. The read
> - * value of the respective Signal should be passed back via
> - * the val parameter.
> + * level of the respective Signal should be passed back via
> + * the level parameter.
> * @count_read: optional read callback for Count attribute. The read
> * value of the respective Count should be passed back via
> * the val parameter.
> @@ -324,7 +324,7 @@ enum counter_signal_value {
> struct counter_ops {
> int (*signal_read)(struct counter_device *counter,
> struct counter_signal *signal,
> - enum counter_signal_value *val);
> + enum counter_signal_level *level);
> int (*count_read)(struct counter_device *counter,
> struct counter_count *count, unsigned long *val);
> int (*count_write)(struct counter_device *counter,
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next prev parent reply other threads:[~2021-08-08 17:10 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-03 12:06 [PATCH v14 00/17] Introduce the Counter character device interface William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 01/17] counter: 104-quad-8: Return error when invalid mode during ceiling_write William Breathitt Gray
2021-08-08 17:06 ` Jonathan Cameron
2021-08-03 12:06 ` [PATCH v14 02/17] counter: Return error code on invalid modes William Breathitt Gray
2021-08-08 17:07 ` Jonathan Cameron
2021-08-03 12:06 ` [PATCH v14 03/17] counter: Standardize to ERANGE for limit exceeded errors William Breathitt Gray
2021-08-08 17:08 ` Jonathan Cameron
2021-08-03 12:06 ` [PATCH v14 04/17] counter: Rename counter_signal_value to counter_signal_level William Breathitt Gray
2021-08-08 17:10 ` Jonathan Cameron [this message]
2021-08-03 12:06 ` [PATCH v14 05/17] counter: Rename counter_count_function to counter_function William Breathitt Gray
2021-08-08 17:15 ` Jonathan Cameron
2021-08-03 12:06 ` [PATCH v14 07/17] counter: Update counter.h comments to reflect sysfs internalization William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 08/17] docs: counter: Update " William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 09/17] counter: Move counter enums to uapi header William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 10/17] counter: Add character device interface William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 11/17] docs: counter: Document " William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 12/17] tools/counter: Create Counter tools William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 13/17] counter: Implement signalZ_action_component_id sysfs attribute William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 14/17] counter: Implement *_component_id sysfs attributes William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 15/17] counter: Implement events_queue_size sysfs attribute William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 16/17] counter: 104-quad-8: Replace mutex with spinlock William Breathitt Gray
2021-08-03 12:06 ` [PATCH v14 17/17] counter: 104-quad-8: Add IRQ support for the ACCES 104-QUAD-8 William Breathitt Gray
[not found] ` <2df092636a9eea5a3ddae1e9a6429e32b51284f7.1627990337.git.vilhelm.gray@gmail.com>
[not found] ` <20210808182325.2620de00@jic23-huawei>
2021-08-09 3:59 ` [PATCH v14 06/17] counter: Internalize sysfs interface code William Breathitt Gray
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