diff options
Diffstat (limited to 'drivers/staging/iio/imu/adis16300_ring.c')
| -rw-r--r-- | drivers/staging/iio/imu/adis16300_ring.c | 95 |
1 files changed, 56 insertions, 39 deletions
diff --git a/drivers/staging/iio/imu/adis16300_ring.c b/drivers/staging/iio/imu/adis16300_ring.c index fc93160..114fdf4 100644 --- a/drivers/staging/iio/imu/adis16300_ring.c +++ b/drivers/staging/iio/imu/adis16300_ring.c @@ -17,42 +17,60 @@ #include "../trigger.h" #include "adis16300.h" -static IIO_SCAN_EL_C(supply, ADIS16300_SCAN_SUPPLY, IIO_UNSIGNED(14), +static IIO_SCAN_EL_C(in0_supply, ADIS16300_SCAN_SUPPLY, ADIS16300_SUPPLY_OUT, NULL); +static IIO_CONST_ATTR_SCAN_EL_TYPE(in0_supply, u, 12, 16); +static IIO_SCAN_EL_C(gyro_x, ADIS16300_SCAN_GYRO_X, ADIS16300_XGYRO_OUT, NULL); +static IIO_CONST_ATTR_SCAN_EL_TYPE(gyro, s, 14, 16); -static IIO_SCAN_EL_C(gyro_x, ADIS16300_SCAN_GYRO_X, IIO_SIGNED(14), - ADIS16300_XGYRO_OUT, NULL); +static IIO_SCAN_EL_C(accel_x, ADIS16300_SCAN_ACC_X, ADIS16300_XACCL_OUT, NULL); +static IIO_SCAN_EL_C(accel_y, ADIS16300_SCAN_ACC_Y, ADIS16300_YACCL_OUT, NULL); +static IIO_SCAN_EL_C(accel_z, ADIS16300_SCAN_ACC_Z, ADIS16300_ZACCL_OUT, NULL); +static IIO_CONST_ATTR_SCAN_EL_TYPE(accel, s, 14, 16); -static IIO_SCAN_EL_C(accel_x, ADIS16300_SCAN_ACC_X, IIO_SIGNED(14), - ADIS16300_XACCL_OUT, NULL); -static IIO_SCAN_EL_C(accel_y, ADIS16300_SCAN_ACC_Y, IIO_SIGNED(14), - ADIS16300_YACCL_OUT, NULL); -static IIO_SCAN_EL_C(accel_z, ADIS16300_SCAN_ACC_Z, IIO_SIGNED(14), - ADIS16300_ZACCL_OUT, NULL); +static IIO_SCAN_EL_C(temp, ADIS16300_SCAN_TEMP, ADIS16300_TEMP_OUT, NULL); +static IIO_CONST_ATTR_SCAN_EL_TYPE(temp, s, 12, 16); -static IIO_SCAN_EL_C(temp, ADIS16300_SCAN_TEMP, IIO_UNSIGNED(12), - ADIS16300_TEMP_OUT, NULL); -static IIO_SCAN_EL_C(adc_0, ADIS16300_SCAN_ADC_0, IIO_UNSIGNED(12), - ADIS16300_AUX_ADC, NULL); +static IIO_SCAN_EL_C(in1, ADIS16300_SCAN_ADC_0, ADIS16300_AUX_ADC, NULL); +static IIO_CONST_ATTR_SCAN_EL_TYPE(in1, u, 12, 16); -static IIO_SCAN_EL_C(incli_x, ADIS16300_SCAN_INCLI_X, IIO_SIGNED(12), +static IIO_SCAN_EL_C(incli_x, ADIS16300_SCAN_INCLI_X, ADIS16300_XINCLI_OUT, NULL); -static IIO_SCAN_EL_C(incli_y, ADIS16300_SCAN_INCLI_Y, IIO_SIGNED(12), +static IIO_SCAN_EL_C(incli_y, ADIS16300_SCAN_INCLI_Y, ADIS16300_YINCLI_OUT, NULL); +static IIO_CONST_ATTR_SCAN_EL_TYPE(incli, s, 13, 16); static IIO_SCAN_EL_TIMESTAMP(9); +static IIO_CONST_ATTR_SCAN_EL_TYPE(timestamp, s, 64, 64); static struct attribute *adis16300_scan_el_attrs[] = { - &iio_scan_el_supply.dev_attr.attr, + &iio_scan_el_in0_supply.dev_attr.attr, + &iio_const_attr_in0_supply_index.dev_attr.attr, + &iio_const_attr_in0_supply_type.dev_attr.attr, &iio_scan_el_gyro_x.dev_attr.attr, + &iio_const_attr_gyro_x_index.dev_attr.attr, + &iio_const_attr_gyro_type.dev_attr.attr, &iio_scan_el_temp.dev_attr.attr, + &iio_const_attr_temp_index.dev_attr.attr, + &iio_const_attr_temp_type.dev_attr.attr, &iio_scan_el_accel_x.dev_attr.attr, + &iio_const_attr_accel_x_index.dev_attr.attr, &iio_scan_el_accel_y.dev_attr.attr, + &iio_const_attr_accel_y_index.dev_attr.attr, &iio_scan_el_accel_z.dev_attr.attr, + &iio_const_attr_accel_z_index.dev_attr.attr, + &iio_const_attr_accel_type.dev_attr.attr, &iio_scan_el_incli_x.dev_attr.attr, + &iio_const_attr_incli_x_index.dev_attr.attr, &iio_scan_el_incli_y.dev_attr.attr, - &iio_scan_el_adc_0.dev_attr.attr, + &iio_const_attr_incli_y_index.dev_attr.attr, + &iio_const_attr_incli_type.dev_attr.attr, + &iio_scan_el_in1.dev_attr.attr, + &iio_const_attr_in1_index.dev_attr.attr, + &iio_const_attr_in1_type.dev_attr.attr, &iio_scan_el_timestamp.dev_attr.attr, + &iio_const_attr_timestamp_index.dev_attr.attr, + &iio_const_attr_timestamp_type.dev_attr.attr, NULL, }; @@ -134,11 +152,11 @@ static void adis16300_trigger_bh_to_ring(struct work_struct *work_s) struct adis16300_state *st = container_of(work_s, struct adis16300_state, work_trigger_to_ring); + struct iio_ring_buffer *ring = st->indio_dev->ring; int i = 0; s16 *data; - size_t datasize = st->indio_dev - ->ring->access.get_bpd(st->indio_dev->ring); + size_t datasize = ring->access.get_bytes_per_datum(ring); data = kmalloc(datasize , GFP_KERNEL); if (data == NULL) { @@ -146,19 +164,19 @@ static void adis16300_trigger_bh_to_ring(struct work_struct *work_s) return; } - if (st->indio_dev->scan_count) + if (ring->scan_count) if (adis16300_spi_read_burst(&st->indio_dev->dev, st->rx) >= 0) - for (; i < st->indio_dev->scan_count; i++) + for (; i < ring->scan_count; i++) data[i] = be16_to_cpup( (__be16 *)&(st->rx[i*2])); /* Guaranteed to be aligned with 8 byte boundary */ - if (st->indio_dev->scan_timestamp) + if (ring->scan_timestamp) *((s64 *)(data + ((i + 3)/4)*4)) = st->last_timestamp; - st->indio_dev->ring->access.store_to(st->indio_dev->ring, - (u8 *)data, - st->last_timestamp); + ring->access.store_to(ring, + (u8 *)data, + st->last_timestamp); iio_trigger_notify_done(st->indio_dev->trig); kfree(data); @@ -178,20 +196,6 @@ int adis16300_configure_ring(struct iio_dev *indio_dev) struct adis16300_state *st = indio_dev->dev_data; struct iio_ring_buffer *ring; INIT_WORK(&st->work_trigger_to_ring, adis16300_trigger_bh_to_ring); - /* Set default scan mode */ - - iio_scan_mask_set(indio_dev, iio_scan_el_supply.number); - iio_scan_mask_set(indio_dev, iio_scan_el_gyro_x.number); - iio_scan_mask_set(indio_dev, iio_scan_el_accel_x.number); - iio_scan_mask_set(indio_dev, iio_scan_el_accel_y.number); - iio_scan_mask_set(indio_dev, iio_scan_el_accel_z.number); - iio_scan_mask_set(indio_dev, iio_scan_el_temp.number); - iio_scan_mask_set(indio_dev, iio_scan_el_adc_0.number); - iio_scan_mask_set(indio_dev, iio_scan_el_incli_x.number); - iio_scan_mask_set(indio_dev, iio_scan_el_incli_y.number); - indio_dev->scan_timestamp = true; - - indio_dev->scan_el_attrs = &adis16300_scan_el_group; ring = iio_sw_rb_allocate(indio_dev); if (!ring) { @@ -202,11 +206,24 @@ int adis16300_configure_ring(struct iio_dev *indio_dev) /* Effectively select the ring buffer implementation */ iio_ring_sw_register_funcs(&ring->access); ring->bpe = 2; + ring->scan_el_attrs = &adis16300_scan_el_group; + ring->scan_timestamp = true; ring->preenable = &iio_sw_ring_preenable; ring->postenable = &iio_triggered_ring_postenable; ring->predisable = &iio_triggered_ring_predisable; ring->owner = THIS_MODULE; + /* Set default scan mode */ + iio_scan_mask_set(ring, iio_scan_el_in0_supply.number); + iio_scan_mask_set(ring, iio_scan_el_gyro_x.number); + iio_scan_mask_set(ring, iio_scan_el_accel_x.number); + iio_scan_mask_set(ring, iio_scan_el_accel_y.number); + iio_scan_mask_set(ring, iio_scan_el_accel_z.number); + iio_scan_mask_set(ring, iio_scan_el_temp.number); + iio_scan_mask_set(ring, iio_scan_el_in1.number); + iio_scan_mask_set(ring, iio_scan_el_incli_x.number); + iio_scan_mask_set(ring, iio_scan_el_incli_y.number); + ret = iio_alloc_pollfunc(indio_dev, NULL, &adis16300_poll_func_th); if (ret) goto error_iio_sw_rb_free; |
