diff options
Diffstat (limited to 'drivers/staging/iio/accel/sca3000_core.c')
-rw-r--r-- | drivers/staging/iio/accel/sca3000_core.c | 172 |
1 files changed, 84 insertions, 88 deletions
diff --git a/drivers/staging/iio/accel/sca3000_core.c b/drivers/staging/iio/accel/sca3000_core.c index 1c229869a22d..45e47776d913 100644 --- a/drivers/staging/iio/accel/sca3000_core.c +++ b/drivers/staging/iio/accel/sca3000_core.c @@ -27,11 +27,9 @@ enum sca3000_variant { d01, - d03, e02, e04, e05, - l01, }; /* Note where option modes are not defined, the chip simply does not @@ -44,21 +42,20 @@ enum sca3000_variant { static const struct sca3000_chip_info sca3000_spi_chip_info_tbl[] = { { .name = "sca3000-d01", + .scale = " 0.0073575", .temp_output = true, .measurement_mode_freq = 250, .option_mode_1 = SCA3000_OP_MODE_BYPASS, .option_mode_1_freq = 250, }, { - /* No data sheet available - may be the same as the 3100-d03?*/ - .name = "sca3000-d03", - .temp_output = true, - }, { .name = "sca3000-e02", + .scale = "0.00981", .measurement_mode_freq = 125, .option_mode_1 = SCA3000_OP_MODE_NARROW, .option_mode_1_freq = 63, }, { .name = "sca3000-e04", + .scale = "0.01962", .measurement_mode_freq = 100, .option_mode_1 = SCA3000_OP_MODE_NARROW, .option_mode_1_freq = 50, @@ -66,18 +63,12 @@ static const struct sca3000_chip_info sca3000_spi_chip_info_tbl[] = { .option_mode_2_freq = 400, }, { .name = "sca3000-e05", + .scale = "0.0613125", .measurement_mode_freq = 200, .option_mode_1 = SCA3000_OP_MODE_NARROW, .option_mode_1_freq = 50, .option_mode_2 = SCA3000_OP_MODE_WIDE, .option_mode_2_freq = 400, - }, { - /* No data sheet available. - * Frequencies are unknown. - */ - .name = "sca3000-l01", - .temp_output = true, - .option_mode_1 = SCA3000_OP_MODE_BYPASS, }, }; @@ -327,6 +318,14 @@ error_ret: return ret ? ret : len; } +static ssize_t sca3000_show_scale(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct iio_dev *dev_info = dev_get_drvdata(dev); + struct sca3000_state *st = dev_info->dev_data; + return sprintf(buf, "%s\n", st->info->scale); +} static ssize_t sca3000_show_name(struct device *dev, struct device_attribute *attr, @@ -495,7 +494,7 @@ error_ret: /* Not even vaguely standard attributes so defined here rather than * in the relevant IIO core headers */ -static IIO_DEVICE_ATTR(available_measurement_modes, S_IRUGO, +static IIO_DEVICE_ATTR(measurement_mode_available, S_IRUGO, sca3000_show_available_measurement_modes, NULL, 0); @@ -508,6 +507,8 @@ static IIO_DEVICE_ATTR(measurement_mode, S_IRUGO | S_IWUSR, static IIO_DEV_ATTR_NAME(sca3000_show_name); static IIO_DEV_ATTR_REV(sca3000_show_rev); +static IIO_DEVICE_ATTR(accel_scale, S_IRUGO, sca3000_show_scale, + NULL, 0); static IIO_DEV_ATTR_ACCEL_X(sca3000_read_13bit_signed, SCA3000_REG_ADDR_X_MSB); @@ -683,7 +684,7 @@ error_free_lock: /* Should only really be registered if ring buffer support is compiled in. * Does no harm however and doing it right would add a fair bit of complexity */ -static IIO_DEV_ATTR_AVAIL_SAMP_FREQ(sca3000_read_av_freq); +static IIO_DEV_ATTR_SAMP_FREQ_AVAIL(sca3000_read_av_freq); static IIO_DEV_ATTR_SAMP_FREQ(S_IWUSR | S_IRUGO, sca3000_read_frequency, @@ -718,7 +719,10 @@ static ssize_t sca3000_read_temp(struct device *dev, error_ret: return ret; } -static IIO_DEV_ATTR_TEMP(sca3000_read_temp); +static IIO_DEV_ATTR_TEMP_RAW(sca3000_read_temp); + +static IIO_CONST_ATTR(temp_scale, "0.555556"); +static IIO_CONST_ATTR(temp_offset, "-214.6"); /** * sca3000_show_thresh() sysfs query of a threshold @@ -770,31 +774,34 @@ static ssize_t sca3000_write_thresh(struct device *dev, return ret ? ret : len; } -static IIO_DEV_ATTR_ACCEL_THRESH_X(S_IRUGO | S_IWUSR, - sca3000_show_thresh, - sca3000_write_thresh, - SCA3000_REG_CTRL_SEL_MD_X_TH); -static IIO_DEV_ATTR_ACCEL_THRESH_Y(S_IRUGO | S_IWUSR, - sca3000_show_thresh, - sca3000_write_thresh, - SCA3000_REG_CTRL_SEL_MD_Y_TH); -static IIO_DEV_ATTR_ACCEL_THRESH_Z(S_IRUGO | S_IWUSR, - sca3000_show_thresh, - sca3000_write_thresh, - SCA3000_REG_CTRL_SEL_MD_Z_TH); +static IIO_DEVICE_ATTR(accel_x_mag_either_rising_value, + S_IRUGO | S_IWUSR, + sca3000_show_thresh, + sca3000_write_thresh, + SCA3000_REG_CTRL_SEL_MD_X_TH); + +static IIO_DEVICE_ATTR(accel_y_mag_either_rising_value, + S_IRUGO | S_IWUSR, + sca3000_show_thresh, + sca3000_write_thresh, + SCA3000_REG_CTRL_SEL_MD_Y_TH); + +static IIO_DEVICE_ATTR(accel_z_mag_either_rising_value, + S_IRUGO | S_IWUSR, + sca3000_show_thresh, + sca3000_write_thresh, + SCA3000_REG_CTRL_SEL_MD_Z_TH); static struct attribute *sca3000_attributes[] = { &iio_dev_attr_name.dev_attr.attr, &iio_dev_attr_revision.dev_attr.attr, - &iio_dev_attr_accel_x.dev_attr.attr, - &iio_dev_attr_accel_y.dev_attr.attr, - &iio_dev_attr_accel_z.dev_attr.attr, - &iio_dev_attr_thresh_accel_x.dev_attr.attr, - &iio_dev_attr_thresh_accel_y.dev_attr.attr, - &iio_dev_attr_thresh_accel_z.dev_attr.attr, - &iio_dev_attr_available_measurement_modes.dev_attr.attr, + &iio_dev_attr_accel_scale.dev_attr.attr, + &iio_dev_attr_accel_x_raw.dev_attr.attr, + &iio_dev_attr_accel_y_raw.dev_attr.attr, + &iio_dev_attr_accel_z_raw.dev_attr.attr, + &iio_dev_attr_measurement_mode_available.dev_attr.attr, &iio_dev_attr_measurement_mode.dev_attr.attr, - &iio_dev_attr_available_sampling_frequency.dev_attr.attr, + &iio_dev_attr_sampling_frequency_available.dev_attr.attr, &iio_dev_attr_sampling_frequency.dev_attr.attr, NULL, }; @@ -802,18 +809,18 @@ static struct attribute *sca3000_attributes[] = { static struct attribute *sca3000_attributes_with_temp[] = { &iio_dev_attr_name.dev_attr.attr, &iio_dev_attr_revision.dev_attr.attr, - &iio_dev_attr_accel_x.dev_attr.attr, - &iio_dev_attr_accel_y.dev_attr.attr, - &iio_dev_attr_accel_z.dev_attr.attr, - &iio_dev_attr_thresh_accel_x.dev_attr.attr, - &iio_dev_attr_thresh_accel_y.dev_attr.attr, - &iio_dev_attr_thresh_accel_z.dev_attr.attr, - &iio_dev_attr_available_measurement_modes.dev_attr.attr, + &iio_dev_attr_accel_scale.dev_attr.attr, + &iio_dev_attr_accel_x_raw.dev_attr.attr, + &iio_dev_attr_accel_y_raw.dev_attr.attr, + &iio_dev_attr_accel_z_raw.dev_attr.attr, + &iio_dev_attr_measurement_mode_available.dev_attr.attr, &iio_dev_attr_measurement_mode.dev_attr.attr, - &iio_dev_attr_available_sampling_frequency.dev_attr.attr, + &iio_dev_attr_sampling_frequency_available.dev_attr.attr, &iio_dev_attr_sampling_frequency.dev_attr.attr, /* Only present if temp sensor is */ - &iio_dev_attr_temp.dev_attr.attr, + &iio_dev_attr_temp_raw.dev_attr.attr, + &iio_const_attr_temp_offset.dev_attr.attr, + &iio_const_attr_temp_scale.dev_attr.attr, NULL, }; @@ -910,7 +917,7 @@ static ssize_t sca3000_query_mo_det(struct device *dev, struct device_attribute *attr, char *buf) { - struct iio_dev *indio_dev = dev_get_drvdata(dev); + struct iio_dev *indio_dev = dev_get_drvdata(dev->parent); struct sca3000_state *st = indio_dev->dev_data; struct iio_event_attr *this_attr = to_iio_event_attr(attr); int ret, len = 0; @@ -975,7 +982,7 @@ static ssize_t sca3000_query_ring_int(struct device *dev, struct iio_event_attr *this_attr = to_iio_event_attr(attr); int ret, len; u8 *rx; - struct iio_dev *indio_dev = dev_get_drvdata(dev); + struct iio_dev *indio_dev = dev_get_drvdata(dev->parent); struct sca3000_state *st = indio_dev->dev_data; mutex_lock(&st->lock); ret = sca3000_read_data(st, SCA3000_REG_ADDR_INT_MASK, &rx, 1); @@ -995,7 +1002,7 @@ static ssize_t sca3000_set_ring_int(struct device *dev, const char *buf, size_t len) { - struct iio_dev *indio_dev = dev_get_drvdata(dev); + struct iio_dev *indio_dev = dev_get_drvdata(dev->parent); struct sca3000_state *st = indio_dev->dev_data; struct iio_event_attr *this_attr = to_iio_event_attr(attr); @@ -1085,7 +1092,7 @@ static ssize_t sca3000_set_mo_det(struct device *dev, const char *buf, size_t len) { - struct iio_dev *indio_dev = dev_get_drvdata(dev); + struct iio_dev *indio_dev = dev_get_drvdata(dev->parent); struct sca3000_state *st = indio_dev->dev_data; struct iio_event_attr *this_attr = to_iio_event_attr(attr); long val; @@ -1155,20 +1162,23 @@ IIO_EVENT_ATTR_FREE_FALL_DETECT_SH(iio_event_all, 0) /* Motion detector related event attributes */ -IIO_EVENT_ATTR_ACCEL_X_HIGH_SH(iio_event_all, - sca3000_query_mo_det, - sca3000_set_mo_det, - SCA3000_MD_CTRL_OR_X); - -IIO_EVENT_ATTR_ACCEL_Y_HIGH_SH(iio_event_all, - sca3000_query_mo_det, - sca3000_set_mo_det, - SCA3000_MD_CTRL_OR_Y); - -IIO_EVENT_ATTR_ACCEL_Z_HIGH_SH(iio_event_all, - sca3000_query_mo_det, - sca3000_set_mo_det, - SCA3000_MD_CTRL_OR_Z); +IIO_EVENT_ATTR_SH(accel_x_mag_either_rising_en, + iio_event_all, + sca3000_query_mo_det, + sca3000_set_mo_det, + SCA3000_MD_CTRL_OR_X); + +IIO_EVENT_ATTR_SH(accel_y_mag_either_rising_en, + iio_event_all, + sca3000_query_mo_det, + sca3000_set_mo_det, + SCA3000_MD_CTRL_OR_Y); + +IIO_EVENT_ATTR_SH(accel_z_mag_either_rising_en, + iio_event_all, + sca3000_query_mo_det, + sca3000_set_mo_det, + SCA3000_MD_CTRL_OR_Z); /* Hardware ring buffer related event attributes */ IIO_EVENT_ATTR_RING_50_FULL_SH(iio_event_all, @@ -1183,11 +1193,14 @@ IIO_EVENT_ATTR_RING_75_FULL_SH(iio_event_all, static struct attribute *sca3000_event_attributes[] = { &iio_event_attr_free_fall.dev_attr.attr, - &iio_event_attr_accel_x_high.dev_attr.attr, - &iio_event_attr_accel_y_high.dev_attr.attr, - &iio_event_attr_accel_z_high.dev_attr.attr, + &iio_event_attr_accel_x_mag_either_rising_en.dev_attr.attr, + &iio_event_attr_accel_y_mag_either_rising_en.dev_attr.attr, + &iio_event_attr_accel_z_mag_either_rising_en.dev_attr.attr, &iio_event_attr_ring_50_full.dev_attr.attr, &iio_event_attr_ring_75_full.dev_attr.attr, + &iio_dev_attr_accel_x_mag_either_rising_value.dev_attr.attr, + &iio_dev_attr_accel_y_mag_either_rising_value.dev_attr.attr, + &iio_dev_attr_accel_z_mag_either_rising_value.dev_attr.attr, NULL, }; @@ -1344,9 +1357,10 @@ static int __devinit __sca3000_probe(struct spi_device *spi, * is overkill. At very least a simpler registration method * might be worthwhile. */ - iio_add_event_to_list(iio_event_attr_accel_z_high.listel, - &st->indio_dev - ->interrupts[0]->ev_list); + iio_add_event_to_list( + iio_event_attr_accel_z_mag_either_rising_en.listel, + &st->indio_dev + ->interrupts[0]->ev_list); } sca3000_register_ring_funcs(st->indio_dev); ret = sca3000_clean_setup(st); @@ -1437,9 +1451,6 @@ static int sca3000_remove(struct spi_device *spi) SCA3000_VARIANT_PROBE(d01); static SCA3000_VARIANT_SPI_DRIVER(d01); -SCA3000_VARIANT_PROBE(d03); -static SCA3000_VARIANT_SPI_DRIVER(d03); - SCA3000_VARIANT_PROBE(e02); static SCA3000_VARIANT_SPI_DRIVER(e02); @@ -1449,9 +1460,6 @@ static SCA3000_VARIANT_SPI_DRIVER(e04); SCA3000_VARIANT_PROBE(e05); static SCA3000_VARIANT_SPI_DRIVER(e05); -SCA3000_VARIANT_PROBE(l01); -static SCA3000_VARIANT_SPI_DRIVER(l01); - static __init int sca3000_init(void) { int ret; @@ -1459,32 +1467,22 @@ static __init int sca3000_init(void) ret = spi_register_driver(&sca3000_d01_driver); if (ret) goto error_ret; - ret = spi_register_driver(&sca3000_d03_driver); - if (ret) - goto error_unreg_d01; ret = spi_register_driver(&sca3000_e02_driver); if (ret) - goto error_unreg_d03; + goto error_unreg_d01; ret = spi_register_driver(&sca3000_e04_driver); if (ret) goto error_unreg_e02; ret = spi_register_driver(&sca3000_e05_driver); if (ret) goto error_unreg_e04; - ret = spi_register_driver(&sca3000_l01_driver); - if (ret) - goto error_unreg_e05; return 0; -error_unreg_e05: - spi_unregister_driver(&sca3000_e05_driver); error_unreg_e04: spi_unregister_driver(&sca3000_e04_driver); error_unreg_e02: spi_unregister_driver(&sca3000_e02_driver); -error_unreg_d03: - spi_unregister_driver(&sca3000_d03_driver); error_unreg_d01: spi_unregister_driver(&sca3000_d01_driver); error_ret: @@ -1494,11 +1492,9 @@ error_ret: static __exit void sca3000_exit(void) { - spi_unregister_driver(&sca3000_l01_driver); spi_unregister_driver(&sca3000_e05_driver); spi_unregister_driver(&sca3000_e04_driver); spi_unregister_driver(&sca3000_e02_driver); - spi_unregister_driver(&sca3000_d03_driver); spi_unregister_driver(&sca3000_d01_driver); } |