On Thu, 17 Aug 2017 19:37:25 +0200
Lorenzo Bianconi <lorenzo.bianconi83@xxxxxxxxx> wrote:
> Separate data-ready configuration parameters for INT1 and INT2 pins in
> st_sensor_data_ready_irq data structure. That change will be use to
> properly support LIS2DW12 accel sensor.
>
> Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@xxxxxx>
Unfortunately I'll have to hold this series for now as the 3/4 wire
patch need for the latter part of the series hasn't yet made it
back to my tree from the fixes branch.
Let me know if I seem to have forgotten it.
Thanks,
Jonathan
> ---
> drivers/iio/accel/st_accel_core.c | 66 ++++++++++++++++---------
> drivers/iio/common/st_sensors/st_sensors_core.c | 28 ++++++-----
> drivers/iio/gyro/st_gyro_core.c | 18 ++++---
> drivers/iio/magnetometer/st_magn_core.c | 6 ++-
> drivers/iio/pressure/st_pressure_core.c | 31 +++++++-----
> include/linux/iio/common/st_sensors.h | 16 +++---
> 6 files changed, 104 insertions(+), 61 deletions(-)
>
> diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
> index 752856b3a849..9fac5a41bacd 100644
> --- a/drivers/iio/accel/st_accel_core.c
> +++ b/drivers/iio/accel/st_accel_core.c
> @@ -159,9 +159,10 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
> .mask = 0x80,
> },
> .drdy_irq = {
> - .addr = 0x22,
> - .mask_int1 = 0x10,
> - .mask_int2 = 0x00,
> + .int1 = {
> + .addr = 0x22,
> + .mask = 0x10,
> + },
> .addr_ihl = 0x25,
> .mask_ihl = 0x02,
> .addr_stat_drdy = ST_SENSORS_DEFAULT_STAT_ADDR,
> @@ -229,9 +230,14 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
> .mask = 0x80,
> },
> .drdy_irq = {
> - .addr = 0x22,
> - .mask_int1 = 0x02,
> - .mask_int2 = 0x10,
> + .int1 = {
> + .addr = 0x22,
> + .mask = 0x02,
> + },
> + .int2 = {
> + .addr = 0x22,
> + .mask = 0x10,
> + },
> .addr_ihl = 0x22,
> .mask_ihl = 0x80,
> .addr_od = 0x22,
> @@ -313,9 +319,10 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
> .mask = 0x08,
> },
> .drdy_irq = {
> - .addr = 0x23,
> - .mask_int1 = 0x80,
> - .mask_int2 = 0x00,
> + .int1 = {
> + .addr = 0x23,
> + .mask = 0x80,
> + },
> .addr_ihl = 0x23,
> .mask_ihl = 0x40,
> .addr_stat_drdy = ST_SENSORS_DEFAULT_STAT_ADDR,
> @@ -387,8 +394,10 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
> .mask = 0x01,
> },
> .drdy_irq = {
> - .addr = 0x21,
> - .mask_int1 = 0x04,
> + .int1 = {
> + .addr = 0x21,
> + .mask = 0x04,
> + },
> .addr_stat_drdy = ST_SENSORS_DEFAULT_STAT_ADDR,
> },
> .sim = {
> @@ -444,9 +453,14 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
> },
> },
> .drdy_irq = {
> - .addr = 0x22,
> - .mask_int1 = 0x04,
> - .mask_int2 = 0x20,
> + .int1 = {
> + .addr = 0x22,
> + .mask = 0x04,
> + },
> + .int2 = {
> + .addr = 0x22,
> + .mask = 0x20,
> + },
> .addr_ihl = 0x22,
> .mask_ihl = 0x80,
> .addr_od = 0x22,
> @@ -513,9 +527,14 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
> .mask = 0x80,
> },
> .drdy_irq = {
> - .addr = 0x22,
> - .mask_int1 = 0x02,
> - .mask_int2 = 0x10,
> + .int1 = {
> + .addr = 0x22,
> + .mask = 0x02,
> + },
> + .int2 = {
> + .addr = 0x22,
> + .mask = 0x10,
> + },
> .addr_ihl = 0x22,
> .mask_ihl = 0x80,
> },
> @@ -567,8 +586,10 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
> .bdu = {
> },
> .drdy_irq = {
> - .addr = 0x21,
> - .mask_int1 = 0x04,
> + .int1 = {
> + .addr = 0x21,
> + .mask = 0x04,
> + },
> .addr_stat_drdy = ST_SENSORS_DEFAULT_STAT_ADDR,
> },
> .sim = {
> @@ -635,9 +656,10 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
> },
> },
> .drdy_irq = {
> - .addr = 0x22,
> - .mask_int1 = 0x10,
> - .mask_int2 = 0x00,
> + .int1 = {
> + .addr = 0x22,
> + .mask = 0x10,
> + },
> .addr_ihl = 0x25,
> .mask_ihl = 0x02,
> .addr_stat_drdy = ST_SENSORS_DEFAULT_STAT_ADDR,
> diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c
> index d99bb1460fe2..a26217b0604f 100644
> --- a/drivers/iio/common/st_sensors/st_sensors_core.c
> +++ b/drivers/iio/common/st_sensors/st_sensors_core.c
> @@ -283,7 +283,8 @@ static int st_sensors_set_drdy_int_pin(struct iio_dev *indio_dev,
> struct st_sensor_data *sdata = iio_priv(indio_dev);
>
> /* Sensor does not support interrupts */
> - if (sdata->sensor_settings->drdy_irq.addr == 0) {
> + if (!sdata->sensor_settings->drdy_irq.int1.addr &&
> + !sdata->sensor_settings->drdy_irq.int2.addr) {
> if (pdata->drdy_int_pin)
> dev_info(&indio_dev->dev,
> "DRDY on pin INT%d specified, but sensor "
> @@ -294,7 +295,7 @@ static int st_sensors_set_drdy_int_pin(struct iio_dev *indio_dev,
>
> switch (pdata->drdy_int_pin) {
> case 1:
> - if (sdata->sensor_settings->drdy_irq.mask_int1 == 0) {
> + if (!sdata->sensor_settings->drdy_irq.int1.mask) {
> dev_err(&indio_dev->dev,
> "DRDY on INT1 not available.\n");
> return -EINVAL;
> @@ -302,7 +303,7 @@ static int st_sensors_set_drdy_int_pin(struct iio_dev *indio_dev,
> sdata->drdy_int_pin = 1;
> break;
> case 2:
> - if (sdata->sensor_settings->drdy_irq.mask_int2 == 0) {
> + if (!sdata->sensor_settings->drdy_irq.int2.mask) {
> dev_err(&indio_dev->dev,
> "DRDY on INT2 not available.\n");
> return -EINVAL;
> @@ -460,10 +461,11 @@ EXPORT_SYMBOL(st_sensors_init_sensor);
> int st_sensors_set_dataready_irq(struct iio_dev *indio_dev, bool enable)
> {
> int err;
> - u8 drdy_mask;
> + u8 drdy_addr, drdy_mask;
> struct st_sensor_data *sdata = iio_priv(indio_dev);
>
> - if (!sdata->sensor_settings->drdy_irq.addr)
> + if (!sdata->sensor_settings->drdy_irq.int1.addr &&
> + !sdata->sensor_settings->drdy_irq.int2.addr)
> return 0;
>
> /* Enable/Disable the interrupt generator 1. */
> @@ -476,18 +478,20 @@ int st_sensors_set_dataready_irq(struct iio_dev *indio_dev, bool enable)
> goto st_accel_set_dataready_irq_error;
> }
>
> - if (sdata->drdy_int_pin == 1)
> - drdy_mask = sdata->sensor_settings->drdy_irq.mask_int1;
> - else
> - drdy_mask = sdata->sensor_settings->drdy_irq.mask_int2;
> + if (sdata->drdy_int_pin == 1) {
> + drdy_addr = sdata->sensor_settings->drdy_irq.int1.addr;
> + drdy_mask = sdata->sensor_settings->drdy_irq.int1.mask;
> + } else {
> + drdy_addr = sdata->sensor_settings->drdy_irq.int2.addr;
> + drdy_mask = sdata->sensor_settings->drdy_irq.int2.mask;
> + }
>
> /* Flag to the poll function that the hardware trigger is in use */
> sdata->hw_irq_trigger = enable;
>
> /* Enable/Disable the interrupt generator for data ready. */
> - err = st_sensors_write_data_with_mask(indio_dev,
> - sdata->sensor_settings->drdy_irq.addr,
> - drdy_mask, (int)enable);
> + err = st_sensors_write_data_with_mask(indio_dev, drdy_addr,
> + drdy_mask, (int)enable);
>
> st_accel_set_dataready_irq_error:
> return err;
> diff --git a/drivers/iio/gyro/st_gyro_core.c b/drivers/iio/gyro/st_gyro_core.c
> index e366422e8512..764306378b20 100644
> --- a/drivers/iio/gyro/st_gyro_core.c
> +++ b/drivers/iio/gyro/st_gyro_core.c
> @@ -111,8 +111,10 @@ static const struct st_sensor_settings st_gyro_sensors_settings[] = {
> .mask = 0x80,
> },
> .drdy_irq = {
> - .addr = 0x22,
> - .mask_int2 = 0x08,
> + .int2 = {
> + .addr = 0x22,
> + .mask = 0x08,
> + },
> /*
> * The sensor has IHL (active low) and open
> * drain settings, but only for INT1 and not
> @@ -181,8 +183,10 @@ static const struct st_sensor_settings st_gyro_sensors_settings[] = {
> .mask = 0x80,
> },
> .drdy_irq = {
> - .addr = 0x22,
> - .mask_int2 = 0x08,
> + .int2 = {
> + .addr = 0x22,
> + .mask = 0x08,
> + },
> /*
> * The sensor has IHL (active low) and open
> * drain settings, but only for INT1 and not
> @@ -246,8 +250,10 @@ static const struct st_sensor_settings st_gyro_sensors_settings[] = {
> .mask = 0x80,
> },
> .drdy_irq = {
> - .addr = 0x22,
> - .mask_int2 = 0x08,
> + .int2 = {
> + .addr = 0x22,
> + .mask = 0x08,
> + },
> /*
> * The sensor has IHL (active low) and open
> * drain settings, but only for INT1 and not
> diff --git a/drivers/iio/magnetometer/st_magn_core.c b/drivers/iio/magnetometer/st_magn_core.c
> index e68368b5b2a3..2c465cbe3b0a 100644
> --- a/drivers/iio/magnetometer/st_magn_core.c
> +++ b/drivers/iio/magnetometer/st_magn_core.c
> @@ -355,8 +355,10 @@ static const struct st_sensor_settings st_magn_sensors_settings[] = {
> .mask = 0x10,
> },
> .drdy_irq = {
> - .addr = 0x62,
> - .mask_int1 = 0x01,
> + .int1 = {
> + .addr = 0x62,
> + .mask = 0x01,
> + },
> .addr_stat_drdy = 0x67,
> },
> .multi_read_bit = false,
> diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c
> index c84eea73b3ae..240fa9f3ee3b 100644
> --- a/drivers/iio/pressure/st_pressure_core.c
> +++ b/drivers/iio/pressure/st_pressure_core.c
> @@ -280,9 +280,14 @@ static const struct st_sensor_settings st_press_sensors_settings[] = {
> .mask = 0x04,
> },
> .drdy_irq = {
> - .addr = 0x22,
> - .mask_int1 = 0x04,
> - .mask_int2 = 0x20,
> + .int1 = {
> + .addr = 0x22,
> + .mask = 0x04,
> + },
> + .int2 = {
> + .addr = 0x22,
> + .mask = 0x20,
> + },
> .addr_ihl = 0x22,
> .mask_ihl = 0x80,
> .addr_od = 0x22,
> @@ -335,9 +340,6 @@ static const struct st_sensor_settings st_press_sensors_settings[] = {
> .addr = 0x20,
> .mask = 0x04,
> },
> - .drdy_irq = {
> - .addr = 0,
> - },
> .multi_read_bit = true,
> .bootime = 2,
> },
> @@ -388,9 +390,10 @@ static const struct st_sensor_settings st_press_sensors_settings[] = {
> .mask = 0x04,
> },
> .drdy_irq = {
> - .addr = 0x23,
> - .mask_int1 = 0x01,
> - .mask_int2 = 0x00,
> + .int1 = {
> + .addr = 0x23,
> + .mask = 0x01,
> + },
> .addr_ihl = 0x22,
> .mask_ihl = 0x80,
> .addr_od = 0x22,
> @@ -447,9 +450,10 @@ static const struct st_sensor_settings st_press_sensors_settings[] = {
> .mask = 0x02,
> },
> .drdy_irq = {
> - .addr = 0x12,
> - .mask_int1 = 0x04,
> - .mask_int2 = 0x00,
> + .int1 = {
> + .addr = 0x12,
> + .mask = 0x04,
> + },
> .addr_ihl = 0x12,
> .mask_ihl = 0x80,
> .addr_od = 0x12,
> @@ -605,7 +609,8 @@ int st_press_common_probe(struct iio_dev *indio_dev)
> press_data->odr = press_data->sensor_settings->odr.odr_avl[0].hz;
>
> /* Some devices don't support a data ready pin. */
> - if (!pdata && press_data->sensor_settings->drdy_irq.addr)
> + if (!pdata && (press_data->sensor_settings->drdy_irq.int1.addr ||
> + press_data->sensor_settings->drdy_irq.int2.addr))
> pdata = (struct st_sensors_platform_data *)&default_press_pdata;
>
> err = st_sensors_init_sensor(indio_dev, press_data->dev->platform_data);
> diff --git a/include/linux/iio/common/st_sensors.h b/include/linux/iio/common/st_sensors.h
> index 7b0fa8b5c120..ac3aa89518ca 100644
> --- a/include/linux/iio/common/st_sensors.h
> +++ b/include/linux/iio/common/st_sensors.h
> @@ -132,9 +132,8 @@ struct st_sensor_das {
>
> /**
> * struct st_sensor_data_ready_irq - ST sensor device data-ready interrupt
> - * @addr: address of the register.
> - * @mask_int1: mask to enable/disable IRQ on INT1 pin.
> - * @mask_int2: mask to enable/disable IRQ on INT2 pin.
> + * struct int1 - data-ready configuration register for INT1 pin.
> + * struct int2 - data-ready configuration register for INT2 pin.
> * @addr_ihl: address to enable/disable active low on the INT lines.
> * @mask_ihl: mask to enable/disable active low on the INT lines.
> * @addr_od: address to enable/disable Open Drain on the INT lines.
> @@ -145,9 +144,14 @@ struct st_sensor_das {
> * @en_mask: mask to write the on/off value for enable.
> */
> struct st_sensor_data_ready_irq {
> - u8 addr;
> - u8 mask_int1;
> - u8 mask_int2;
> + struct {
> + u8 addr;
> + u8 mask;
> + } int1;
> + struct {
> + u8 addr;
> + u8 mask;
> + } int2;
> u8 addr_ihl;
> u8 mask_ihl;
> u8 addr_od;
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