From: Gwendal Grignou <gwendal@chromium.org>
To: bleung@chromium.org, enric.balletbo@collabora.com,
Jonathan.Cameron@huawei.com
Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org,
Gwendal Grignou <gwendal@chromium.org>
Subject: [PATCH v7 05/12] iio: cros_ec: Move function description to .c file
Date: Fri, 27 Mar 2020 15:34:36 -0700 [thread overview]
Message-ID: <20200327223443.6006-6-gwendal@chromium.org> (raw)
In-Reply-To: <20200327223443.6006-1-gwendal@chromium.org>
To prevent comment rot, move function description to
cros_ec_sensors_core.c.
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
---
No changes in v6 and v7.
Changes in v5:
Added ack.
No changes in v4.
Changes in v3:
fix spelling.
New in v2.
.../cros_ec_sensors/cros_ec_sensors_core.c | 69 ++++++++++++++++
.../linux/iio/common/cros_ec_sensors_core.h | 80 -------------------
2 files changed, 69 insertions(+), 80 deletions(-)
diff --git a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c
index d3a3626c7cd83..f3c000448b90e 100644
--- a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c
+++ b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c
@@ -82,6 +82,14 @@ static void get_default_min_max_freq(enum motionsensor_type type,
}
}
+/**
+ * cros_ec_sensors_core_init() - basic initialization of the core structure
+ * @pdev: platform device created for the sensors
+ * @indio_dev: iio device structure of the device
+ * @physical_device: true if the device refers to a physical device
+ *
+ * Return: 0 on success, -errno on failure.
+ */
int cros_ec_sensors_core_init(struct platform_device *pdev,
struct iio_dev *indio_dev,
bool physical_device)
@@ -159,6 +167,16 @@ int cros_ec_sensors_core_init(struct platform_device *pdev,
}
EXPORT_SYMBOL_GPL(cros_ec_sensors_core_init);
+/**
+ * cros_ec_motion_send_host_cmd() - send motion sense host command
+ * @state: pointer to state information for device
+ * @opt_length: optional length to reduce the response size, useful on the data
+ * path. Otherwise, the maximal allowed response size is used
+ *
+ * When called, the sub-command is assumed to be set in param->cmd.
+ *
+ * Return: 0 on success, -errno on failure.
+ */
int cros_ec_motion_send_host_cmd(struct cros_ec_sensors_core_state *state,
u16 opt_length)
{
@@ -421,6 +439,14 @@ int cros_ec_sensors_read_lpc(struct iio_dev *indio_dev,
}
EXPORT_SYMBOL_GPL(cros_ec_sensors_read_lpc);
+/**
+ * cros_ec_sensors_read_cmd() - retrieve data using the EC command protocol
+ * @indio_dev: pointer to IIO device
+ * @scan_mask: bitmap of the sensor indices to scan
+ * @data: location to store data
+ *
+ * Return: 0 on success, -errno on failure.
+ */
int cros_ec_sensors_read_cmd(struct iio_dev *indio_dev,
unsigned long scan_mask, s16 *data)
{
@@ -445,6 +471,18 @@ int cros_ec_sensors_read_cmd(struct iio_dev *indio_dev,
}
EXPORT_SYMBOL_GPL(cros_ec_sensors_read_cmd);
+/**
+ * cros_ec_sensors_capture() - the trigger handler function
+ * @irq: the interrupt number.
+ * @p: a pointer to the poll function.
+ *
+ * On a trigger event occurring, if the pollfunc is attached then this
+ * handler is called as a threaded interrupt (and hence may sleep). It
+ * is responsible for grabbing data from the device and pushing it into
+ * the associated buffer.
+ *
+ * Return: IRQ_HANDLED
+ */
irqreturn_t cros_ec_sensors_capture(int irq, void *p)
{
struct iio_poll_func *pf = p;
@@ -480,6 +518,16 @@ irqreturn_t cros_ec_sensors_capture(int irq, void *p)
}
EXPORT_SYMBOL_GPL(cros_ec_sensors_capture);
+/**
+ * cros_ec_sensors_core_read() - function to request a value from the sensor
+ * @st: pointer to state information for device
+ * @chan: channel specification structure table
+ * @val: will contain one element making up the returned value
+ * @val2: will contain another element making up the returned value
+ * @mask: specifies which values to be requested
+ *
+ * Return: the type of value returned by the device
+ */
int cros_ec_sensors_core_read(struct cros_ec_sensors_core_state *st,
struct iio_chan_spec const *chan,
int *val, int *val2, long mask)
@@ -520,6 +568,17 @@ int cros_ec_sensors_core_read(struct cros_ec_sensors_core_state *st,
}
EXPORT_SYMBOL_GPL(cros_ec_sensors_core_read);
+/**
+ * cros_ec_sensors_core_read_avail() - get available values
+ * @indio_dev: pointer to state information for device
+ * @chan: channel specification structure table
+ * @vals: list of available values
+ * @type: type of data returned
+ * @length: number of data returned in the array
+ * @mask: specifies which values to be requested
+ *
+ * Return: an error code, IIO_AVAIL_RANGE or IIO_AVAIL_LIST
+ */
int cros_ec_sensors_core_read_avail(struct iio_dev *indio_dev,
struct iio_chan_spec const *chan,
const int **vals,
@@ -541,6 +600,16 @@ int cros_ec_sensors_core_read_avail(struct iio_dev *indio_dev,
}
EXPORT_SYMBOL_GPL(cros_ec_sensors_core_read_avail);
+/**
+ * cros_ec_sensors_core_write() - function to write a value to the sensor
+ * @st: pointer to state information for device
+ * @chan: channel specification structure table
+ * @val: first part of value to write
+ * @val2: second part of value to write
+ * @mask: specifies which values to write
+ *
+ * Return: the type of value returned by the device
+ */
int cros_ec_sensors_core_write(struct cros_ec_sensors_core_state *st,
struct iio_chan_spec const *chan,
int val, int val2, long mask)
diff --git a/include/linux/iio/common/cros_ec_sensors_core.h b/include/linux/iio/common/cros_ec_sensors_core.h
index bb331e6356a9c..0af918978f975 100644
--- a/include/linux/iio/common/cros_ec_sensors_core.h
+++ b/include/linux/iio/common/cros_ec_sensors_core.h
@@ -79,95 +79,25 @@ struct cros_ec_sensors_core_state {
int frequencies[3];
};
-/**
- * cros_ec_sensors_read_lpc() - retrieve data from EC shared memory
- * @indio_dev: pointer to IIO device
- * @scan_mask: bitmap of the sensor indices to scan
- * @data: location to store data
- *
- * This is the safe function for reading the EC data. It guarantees that the
- * data sampled was not modified by the EC while being read.
- *
- * Return: 0 on success, -errno on failure.
- */
int cros_ec_sensors_read_lpc(struct iio_dev *indio_dev, unsigned long scan_mask,
s16 *data);
-/**
- * cros_ec_sensors_read_cmd() - retrieve data using the EC command protocol
- * @indio_dev: pointer to IIO device
- * @scan_mask: bitmap of the sensor indices to scan
- * @data: location to store data
- *
- * Return: 0 on success, -errno on failure.
- */
int cros_ec_sensors_read_cmd(struct iio_dev *indio_dev, unsigned long scan_mask,
s16 *data);
struct platform_device;
-/**
- * cros_ec_sensors_core_init() - basic initialization of the core structure
- * @pdev: platform device created for the sensors
- * @indio_dev: iio device structure of the device
- * @physical_device: true if the device refers to a physical device
- *
- * Return: 0 on success, -errno on failure.
- */
int cros_ec_sensors_core_init(struct platform_device *pdev,
struct iio_dev *indio_dev, bool physical_device);
-/**
- * cros_ec_sensors_capture() - the trigger handler function
- * @irq: the interrupt number.
- * @p: a pointer to the poll function.
- *
- * On a trigger event occurring, if the pollfunc is attached then this
- * handler is called as a threaded interrupt (and hence may sleep). It
- * is responsible for grabbing data from the device and pushing it into
- * the associated buffer.
- *
- * Return: IRQ_HANDLED
- */
irqreturn_t cros_ec_sensors_capture(int irq, void *p);
-/**
- * cros_ec_motion_send_host_cmd() - send motion sense host command
- * @st: pointer to state information for device
- * @opt_length: optional length to reduce the response size, useful on the data
- * path. Otherwise, the maximal allowed response size is used
- *
- * When called, the sub-command is assumed to be set in param->cmd.
- *
- * Return: 0 on success, -errno on failure.
- */
int cros_ec_motion_send_host_cmd(struct cros_ec_sensors_core_state *st,
u16 opt_length);
-/**
- * cros_ec_sensors_core_read() - function to request a value from the sensor
- * @st: pointer to state information for device
- * @chan: channel specification structure table
- * @val: will contain one element making up the returned value
- * @val2: will contain another element making up the returned value
- * @mask: specifies which values to be requested
- *
- * Return: the type of value returned by the device
- */
int cros_ec_sensors_core_read(struct cros_ec_sensors_core_state *st,
struct iio_chan_spec const *chan,
int *val, int *val2, long mask);
-/**
- * cros_ec_sensors_core_read_avail() - get available values
- * @indio_dev: pointer to state information for device
- * @chan: channel specification structure table
- * @vals: list of available values
- * @type: type of data returned
- * @length: number of data returned in the array
- * @mask: specifies which values to be requested
- *
- * Return: an error code, IIO_AVAIL_RANGE or IIO_AVAIL_LIST
- */
int cros_ec_sensors_core_read_avail(struct iio_dev *indio_dev,
struct iio_chan_spec const *chan,
const int **vals,
@@ -175,16 +105,6 @@ int cros_ec_sensors_core_read_avail(struct iio_dev *indio_dev,
int *length,
long mask);
-/**
- * cros_ec_sensors_core_write() - function to write a value to the sensor
- * @st: pointer to state information for device
- * @chan: channel specification structure table
- * @val: first part of value to write
- * @val2: second part of value to write
- * @mask: specifies which values to write
- *
- * Return: the type of value returned by the device
- */
int cros_ec_sensors_core_write(struct cros_ec_sensors_core_state *st,
struct iio_chan_spec const *chan,
int val, int val2, long mask);
--
2.26.0.rc2.310.g2932bb562d-goog
next prev parent reply other threads:[~2020-03-27 22:35 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-27 22:34 [PATCH v7 00/12] Cros EC sensor hub FIFO support Gwendal Grignou
2020-03-27 22:34 ` [PATCH v7 01/12] platform: chrome: sensorhub: Add the number of sensors in sensorhub Gwendal Grignou
2020-03-27 22:34 ` [PATCH v7 02/12] platform: chrome: sensorhub: Add FIFO support Gwendal Grignou
2020-03-27 22:34 ` [PATCH v7 03/12] platform: chrome: sensorhub: Add code to spread timestmap Gwendal Grignou
2020-03-27 22:34 ` [PATCH v7 04/12] platform: chrome: sensorhub: Add median filter Gwendal Grignou
2020-03-27 22:34 ` Gwendal Grignou [this message]
2020-03-27 22:34 ` [PATCH v7 06/12] iio: expose iio_device_set_clock Gwendal Grignou
2020-03-27 22:34 ` [PATCH v7 07/12] iio: cros_ec: Register to cros_ec_sensorhub when EC supports FIFO Gwendal Grignou
2020-03-27 22:34 ` [PATCH v7 08/12] iio: cros_ec: Remove pm function Gwendal Grignou
2020-03-27 22:34 ` [PATCH v7 09/12] iio: cros_ec: Expose hwfifo_timeout Gwendal Grignou
2020-03-27 22:34 ` [PATCH v7 10/12] iio: cros_ec: Report hwfifo_watermark_max Gwendal Grignou
2020-03-27 22:34 ` [PATCH v7 11/12] iio: cros_ec: Use Hertz as unit for sampling frequency Gwendal Grignou
2020-03-27 22:34 ` [PATCH v7 12/12] iio: cros_ec: flush as hwfifo attribute Gwendal Grignou
2020-03-28 9:14 ` Enric Balletbo i Serra
2020-03-28 17:24 ` Jonathan Cameron
2020-03-28 17:22 ` Jonathan Cameron
2020-03-29 0:33 ` Gwendal Grignou
2020-03-29 9:31 ` Jonathan Cameron
2020-03-29 11:22 ` Andy Shevchenko
2020-03-30 12:56 ` [PATCH v7 00/12] Cros EC sensor hub FIFO support Enric Balletbo i Serra
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