diff --git a/drivers/staging/iio/accel/lis3l02dq.h b/drivers/staging/iio/accel/lis3l02dq.h index ae5f225b4bb..ad516585465 100644 --- a/drivers/staging/iio/accel/lis3l02dq.h +++ b/drivers/staging/iio/accel/lis3l02dq.h @@ -28,7 +28,7 @@ /* Control Register (1 of 2) */ #define LIS3L02DQ_REG_CTRL_1_ADDR 0x20 /* Power ctrl - either bit set corresponds to on*/ -#define LIS3L02DQ_REG_CTRL_1_PD_ON 0xC0 +#define LIS3L02DQ_REG_CTRL_1_PD_ON 0xC0 /* Decimation Factor */ #define LIS3L02DQ_DEC_MASK 0x30 @@ -73,14 +73,14 @@ /* Interrupt related stuff */ #define LIS3L02DQ_REG_WAKE_UP_CFG_ADDR 0x23 -/* Switch from or combination fo conditions to and */ +/* Switch from or combination of conditions to and */ #define LIS3L02DQ_REG_WAKE_UP_CFG_BOOLEAN_AND 0x80 /* Latch interrupt request, * if on ack must be given by reading the ack register */ #define LIS3L02DQ_REG_WAKE_UP_CFG_LATCH_SRC 0x40 -/* Z Interrupt on High (above threshold)*/ +/* Z Interrupt on High (above threshold) */ #define LIS3L02DQ_REG_WAKE_UP_CFG_INTERRUPT_Z_HIGH 0x20 /* Z Interrupt on Low */ #define LIS3L02DQ_REG_WAKE_UP_CFG_INTERRUPT_Z_LOW 0x10 @@ -117,13 +117,13 @@ #define LIS3L02DQ_REG_STATUS_Y_OVERRUN 0x20 #define LIS3L02DQ_REG_STATUS_X_OVERRUN 0x10 /* XYZ new data available - first is all 3 available? */ -#define LIS3L02DQ_REG_STATUS_XYZ_NEW_DATA 0x08 +#define LIS3L02DQ_REG_STATUS_XYZ_NEW_DATA 0x08 #define LIS3L02DQ_REG_STATUS_Z_NEW_DATA 0x04 #define LIS3L02DQ_REG_STATUS_Y_NEW_DATA 0x02 #define LIS3L02DQ_REG_STATUS_X_NEW_DATA 0x01 /* The accelerometer readings - low and high bytes. -Form of high byte dependent on justification set in ctrl reg */ + * Form of high byte dependent on justification set in ctrl reg */ #define LIS3L02DQ_REG_OUT_X_L_ADDR 0x28 #define LIS3L02DQ_REG_OUT_X_H_ADDR 0x29 #define LIS3L02DQ_REG_OUT_Y_L_ADDR 0x2A @@ -150,9 +150,9 @@ Form of high byte dependent on justification set in ctrl reg */ * struct lis3l02dq_state - device instance specific data * @us: actual spi_device * @trig: data ready trigger registered with iio + * @buf_lock: mutex to protect tx and rx * @tx: transmit buffer * @rx: receive buffer - * @buf_lock: mutex to protect tx and rx **/ struct lis3l02dq_state { struct spi_device *us; diff --git a/drivers/staging/iio/accel/lis3l02dq_core.c b/drivers/staging/iio/accel/lis3l02dq_core.c index 54ce17fca80..0144afee918 100644 --- a/drivers/staging/iio/accel/lis3l02dq_core.c +++ b/drivers/staging/iio/accel/lis3l02dq_core.c @@ -392,7 +392,7 @@ static int lis3l02dq_initial_setup(struct iio_dev *indio_dev) dev_err(&st->us->dev, "problem with setup control register 1"); goto err_ret; } - /* Repeat as sometimes doesn't work first time?*/ + /* Repeat as sometimes doesn't work first time? */ ret = lis3l02dq_spi_write_reg_8(indio_dev, LIS3L02DQ_REG_CTRL_1_ADDR, val); @@ -686,7 +686,7 @@ static int __devinit lis3l02dq_probe(struct spi_device *spi) goto error_ret; } st = iio_priv(indio_dev); - /* this is only used tor removal purposes */ + /* this is only used for removal purposes */ spi_set_drvdata(spi, indio_dev); st->us = spi; diff --git a/drivers/staging/iio/accel/lis3l02dq_ring.c b/drivers/staging/iio/accel/lis3l02dq_ring.c index 18d108fd967..7da2703885d 100644 --- a/drivers/staging/iio/accel/lis3l02dq_ring.c +++ b/drivers/staging/iio/accel/lis3l02dq_ring.c @@ -14,7 +14,7 @@ #include "lis3l02dq.h" /** - * combine_8_to_16() utility function to munge to u8s into u16 + * combine_8_to_16() utility function to munge two u8s into u16 **/ static inline u16 combine_8_to_16(u8 lower, u8 upper) { @@ -49,7 +49,7 @@ static const u8 read_all_tx_array[] = { /** * lis3l02dq_read_all() Reads all channels currently selected - * @st: device specific state + * @indio_dev: IIO device state * @rx_array: (dma capable) receive array, must be at least * 4*number of channels **/ @@ -170,22 +170,22 @@ __lis3l02dq_write_data_ready_config(struct iio_dev *indio_dev, bool state) bool currentlyset; struct lis3l02dq_state *st = iio_priv(indio_dev); -/* Get the current event mask register */ + /* Get the current event mask register */ ret = lis3l02dq_spi_read_reg_8(indio_dev, LIS3L02DQ_REG_CTRL_2_ADDR, &valold); if (ret) goto error_ret; -/* Find out if data ready is already on */ + /* Find out if data ready is already on */ currentlyset = valold & LIS3L02DQ_REG_CTRL_2_ENABLE_DATA_READY_GENERATION; -/* Disable requested */ + /* Disable requested */ if (!state && currentlyset) { - /* disable the data ready signal */ + /* Disable the data ready signal */ valold &= ~LIS3L02DQ_REG_CTRL_2_ENABLE_DATA_READY_GENERATION; - /* The double write is to overcome a hardware bug?*/ + /* The double write is to overcome a hardware bug? */ ret = lis3l02dq_spi_write_reg_8(indio_dev, LIS3L02DQ_REG_CTRL_2_ADDR, valold); @@ -197,10 +197,10 @@ __lis3l02dq_write_data_ready_config(struct iio_dev *indio_dev, bool state) if (ret) goto error_ret; st->trigger_on = false; -/* Enable requested */ + /* Enable requested */ } else if (state && !currentlyset) { - /* if not set, enable requested */ - /* first disable all events */ + /* If not set, enable requested + * first disable all events */ ret = lis3l02dq_disable_all_events(indio_dev); if (ret < 0) goto error_ret; @@ -239,7 +239,7 @@ static int lis3l02dq_data_rdy_trigger_set_state(struct iio_trigger *trig, if (state == false) { /* * A possible quirk with the handler is currently worked around - * by ensuring outstanding read events are cleared. + * by ensuring outstanding read events are cleared. */ ret = lis3l02dq_read_all(indio_dev, NULL); } @@ -250,7 +250,7 @@ static int lis3l02dq_data_rdy_trigger_set_state(struct iio_trigger *trig, } /** - * lis3l02dq_trig_try_reen() try renabling irq for data rdy trigger + * lis3l02dq_trig_try_reen() try reenabling irq for data rdy trigger * @trig: the datardy trigger */ static int lis3l02dq_trig_try_reen(struct iio_trigger *trig) @@ -259,8 +259,8 @@ static int lis3l02dq_trig_try_reen(struct iio_trigger *trig) struct lis3l02dq_state *st = iio_priv(indio_dev); int i; - /* If gpio still high (or high again) */ - /* In theory possible we will need to do this several times */ + /* If gpio still high (or high again) + * In theory possible we will need to do this several times */ for (i = 0; i < 5; i++) if (gpio_get_value(irq_to_gpio(st->us->irq))) lis3l02dq_read_all(indio_dev, NULL);