diff options
Diffstat (limited to 'drivers/staging/iio/light/tsl2x7x_core.c')
| -rw-r--r-- | drivers/staging/iio/light/tsl2x7x_core.c | 168 |
1 files changed, 87 insertions, 81 deletions
diff --git a/drivers/staging/iio/light/tsl2x7x_core.c b/drivers/staging/iio/light/tsl2x7x_core.c index c99f890cc6c6..18805029d2a9 100644 --- a/drivers/staging/iio/light/tsl2x7x_core.c +++ b/drivers/staging/iio/light/tsl2x7x_core.c @@ -124,11 +124,6 @@ #define TSL2X7X_mA13 0xD0 #define TSL2X7X_MAX_TIMER_CNT (0xFF) -/*Common device IIO EventMask */ -#define TSL2X7X_EVENT_MASK \ - (IIO_EV_BIT(IIO_EV_TYPE_THRESH, IIO_EV_DIR_RISING) | \ - IIO_EV_BIT(IIO_EV_TYPE_THRESH, IIO_EV_DIR_FALLING)), - #define TSL2X7X_MIN_ITIME 3 /* TAOS txx2x7x Device family members */ @@ -550,7 +545,7 @@ prox_poll_err: static void tsl2x7x_defaults(struct tsl2X7X_chip *chip) { /* If Operational settings defined elsewhere.. */ - if (chip->pdata && chip->pdata->platform_default_settings != 0) + if (chip->pdata && chip->pdata->platform_default_settings) memcpy(&(chip->tsl2x7x_settings), chip->pdata->platform_default_settings, sizeof(tsl2x7x_default_settings)); @@ -951,7 +946,6 @@ static ssize_t tsl2x7x_gain_available_show(struct device *dev, case tsl2771: case tmd2771: return snprintf(buf, PAGE_SIZE, "%s\n", "1 8 16 128"); - break; } return snprintf(buf, PAGE_SIZE, "%s\n", "1 8 16 120"); @@ -1223,12 +1217,14 @@ static ssize_t tsl2x7x_do_prox_calibrate(struct device *dev, } static int tsl2x7x_read_interrupt_config(struct iio_dev *indio_dev, - u64 event_code) + const struct iio_chan_spec *chan, + enum iio_event_type type, + enum iio_event_direction dir) { struct tsl2X7X_chip *chip = iio_priv(indio_dev); int ret; - if (IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(event_code) == IIO_INTENSITY) + if (chan->type == IIO_INTENSITY) ret = !!(chip->tsl2x7x_settings.interrupts_en & 0x10); else ret = !!(chip->tsl2x7x_settings.interrupts_en & 0x20); @@ -1237,12 +1233,14 @@ static int tsl2x7x_read_interrupt_config(struct iio_dev *indio_dev, } static int tsl2x7x_write_interrupt_config(struct iio_dev *indio_dev, - u64 event_code, + const struct iio_chan_spec *chan, + enum iio_event_type type, + enum iio_event_direction dir, int val) { struct tsl2X7X_chip *chip = iio_priv(indio_dev); - if (IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(event_code) == IIO_INTENSITY) { + if (chan->type == IIO_INTENSITY) { if (val) chip->tsl2x7x_settings.interrupts_en |= 0x10; else @@ -1260,13 +1258,16 @@ static int tsl2x7x_write_interrupt_config(struct iio_dev *indio_dev, } static int tsl2x7x_write_thresh(struct iio_dev *indio_dev, - u64 event_code, - int val) + const struct iio_chan_spec *chan, + enum iio_event_type type, + enum iio_event_direction dir, + enum iio_event_info info, + int val, int val2) { struct tsl2X7X_chip *chip = iio_priv(indio_dev); - if (IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(event_code) == IIO_INTENSITY) { - switch (IIO_EVENT_CODE_EXTRACT_DIR(event_code)) { + if (chan->type == IIO_INTENSITY) { + switch (dir) { case IIO_EV_DIR_RISING: chip->tsl2x7x_settings.als_thresh_high = val; break; @@ -1277,7 +1278,7 @@ static int tsl2x7x_write_thresh(struct iio_dev *indio_dev, return -EINVAL; } } else { - switch (IIO_EVENT_CODE_EXTRACT_DIR(event_code)) { + switch (dir) { case IIO_EV_DIR_RISING: chip->tsl2x7x_settings.prox_thres_high = val; break; @@ -1295,13 +1296,16 @@ static int tsl2x7x_write_thresh(struct iio_dev *indio_dev, } static int tsl2x7x_read_thresh(struct iio_dev *indio_dev, - u64 event_code, - int *val) + const struct iio_chan_spec *chan, + enum iio_event_type type, + enum iio_event_direction dir, + enum iio_event_info info, + int *val, int *val2) { struct tsl2X7X_chip *chip = iio_priv(indio_dev); - if (IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(event_code) == IIO_INTENSITY) { - switch (IIO_EVENT_CODE_EXTRACT_DIR(event_code)) { + if (chan->type == IIO_INTENSITY) { + switch (dir) { case IIO_EV_DIR_RISING: *val = chip->tsl2x7x_settings.als_thresh_high; break; @@ -1312,7 +1316,7 @@ static int tsl2x7x_read_thresh(struct iio_dev *indio_dev, return -EINVAL; } } else { - switch (IIO_EVENT_CODE_EXTRACT_DIR(event_code)) { + switch (dir) { case IIO_EV_DIR_RISING: *val = chip->tsl2x7x_settings.prox_thres_high; break; @@ -1324,7 +1328,7 @@ static int tsl2x7x_read_thresh(struct iio_dev *indio_dev, } } - return 0; + return IIO_VAL_INT; } static int tsl2x7x_read_raw(struct iio_dev *indio_dev, @@ -1346,7 +1350,6 @@ static int tsl2x7x_read_raw(struct iio_dev *indio_dev, break; default: return -EINVAL; - break; } break; case IIO_CHAN_INFO_RAW: @@ -1366,7 +1369,6 @@ static int tsl2x7x_read_raw(struct iio_dev *indio_dev, break; default: return -EINVAL; - break; } break; case IIO_CHAN_INFO_CALIBSCALE: @@ -1419,7 +1421,6 @@ static int tsl2x7x_write_raw(struct iio_dev *indio_dev, case tsl2772: case tmd2772: return -EINVAL; - break; } chip->tsl2x7x_settings.als_gain = 3; break; @@ -1431,7 +1432,6 @@ static int tsl2x7x_write_raw(struct iio_dev *indio_dev, case tsl2771: case tmd2771: return -EINVAL; - break; } chip->tsl2x7x_settings.als_gain = 3; break; @@ -1508,18 +1508,15 @@ static int tsl2x7x_device_id(unsigned char *id, int target) case tsl2671: case tsl2771: return ((*id & 0xf0) == TRITON_ID); - break; case tmd2671: case tmd2771: return ((*id & 0xf0) == HALIBUT_ID); - break; case tsl2572: case tsl2672: case tmd2672: case tsl2772: case tmd2772: return ((*id & 0xf0) == SWORDFISH_ID); - break; } return -EINVAL; @@ -1675,10 +1672,10 @@ static const struct iio_info tsl2X7X_device_info[] = { .driver_module = THIS_MODULE, .read_raw = &tsl2x7x_read_raw, .write_raw = &tsl2x7x_write_raw, - .read_event_value = &tsl2x7x_read_thresh, - .write_event_value = &tsl2x7x_write_thresh, - .read_event_config = &tsl2x7x_read_interrupt_config, - .write_event_config = &tsl2x7x_write_interrupt_config, + .read_event_value_new = &tsl2x7x_read_thresh, + .write_event_value_new = &tsl2x7x_write_thresh, + .read_event_config_new = &tsl2x7x_read_interrupt_config, + .write_event_config_new = &tsl2x7x_write_interrupt_config, }, [PRX] = { .attrs = &tsl2X7X_device_attr_group_tbl[PRX], @@ -1686,10 +1683,10 @@ static const struct iio_info tsl2X7X_device_info[] = { .driver_module = THIS_MODULE, .read_raw = &tsl2x7x_read_raw, .write_raw = &tsl2x7x_write_raw, - .read_event_value = &tsl2x7x_read_thresh, - .write_event_value = &tsl2x7x_write_thresh, - .read_event_config = &tsl2x7x_read_interrupt_config, - .write_event_config = &tsl2x7x_write_interrupt_config, + .read_event_value_new = &tsl2x7x_read_thresh, + .write_event_value_new = &tsl2x7x_write_thresh, + .read_event_config_new = &tsl2x7x_read_interrupt_config, + .write_event_config_new = &tsl2x7x_write_interrupt_config, }, [ALSPRX] = { .attrs = &tsl2X7X_device_attr_group_tbl[ALSPRX], @@ -1697,10 +1694,10 @@ static const struct iio_info tsl2X7X_device_info[] = { .driver_module = THIS_MODULE, .read_raw = &tsl2x7x_read_raw, .write_raw = &tsl2x7x_write_raw, - .read_event_value = &tsl2x7x_read_thresh, - .write_event_value = &tsl2x7x_write_thresh, - .read_event_config = &tsl2x7x_read_interrupt_config, - .write_event_config = &tsl2x7x_write_interrupt_config, + .read_event_value_new = &tsl2x7x_read_thresh, + .write_event_value_new = &tsl2x7x_write_thresh, + .read_event_config_new = &tsl2x7x_read_interrupt_config, + .write_event_config_new = &tsl2x7x_write_interrupt_config, }, [PRX2] = { .attrs = &tsl2X7X_device_attr_group_tbl[PRX2], @@ -1708,10 +1705,10 @@ static const struct iio_info tsl2X7X_device_info[] = { .driver_module = THIS_MODULE, .read_raw = &tsl2x7x_read_raw, .write_raw = &tsl2x7x_write_raw, - .read_event_value = &tsl2x7x_read_thresh, - .write_event_value = &tsl2x7x_write_thresh, - .read_event_config = &tsl2x7x_read_interrupt_config, - .write_event_config = &tsl2x7x_write_interrupt_config, + .read_event_value_new = &tsl2x7x_read_thresh, + .write_event_value_new = &tsl2x7x_write_thresh, + .read_event_config_new = &tsl2x7x_read_interrupt_config, + .write_event_config_new = &tsl2x7x_write_interrupt_config, }, [ALSPRX2] = { .attrs = &tsl2X7X_device_attr_group_tbl[ALSPRX2], @@ -1719,10 +1716,24 @@ static const struct iio_info tsl2X7X_device_info[] = { .driver_module = THIS_MODULE, .read_raw = &tsl2x7x_read_raw, .write_raw = &tsl2x7x_write_raw, - .read_event_value = &tsl2x7x_read_thresh, - .write_event_value = &tsl2x7x_write_thresh, - .read_event_config = &tsl2x7x_read_interrupt_config, - .write_event_config = &tsl2x7x_write_interrupt_config, + .read_event_value_new = &tsl2x7x_read_thresh, + .write_event_value_new = &tsl2x7x_write_thresh, + .read_event_config_new = &tsl2x7x_read_interrupt_config, + .write_event_config_new = &tsl2x7x_write_interrupt_config, + }, +}; + +static const struct iio_event_spec tsl2x7x_events[] = { + { + .type = IIO_EV_TYPE_THRESH, + .dir = IIO_EV_DIR_RISING, + .mask_separate = BIT(IIO_EV_INFO_VALUE) | + BIT(IIO_EV_INFO_ENABLE), + }, { + .type = IIO_EV_TYPE_THRESH, + .dir = IIO_EV_DIR_FALLING, + .mask_separate = BIT(IIO_EV_INFO_VALUE) | + BIT(IIO_EV_INFO_ENABLE), }, }; @@ -1741,7 +1752,8 @@ static const struct tsl2x7x_chip_info tsl2x7x_chip_info_tbl[] = { .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_CALIBSCALE) | BIT(IIO_CHAN_INFO_CALIBBIAS), - .event_mask = TSL2X7X_EVENT_MASK + .event_spec = tsl2x7x_events, + .num_event_specs = ARRAY_SIZE(tsl2x7x_events), }, { .type = IIO_INTENSITY, .indexed = 1, @@ -1758,7 +1770,8 @@ static const struct tsl2x7x_chip_info tsl2x7x_chip_info_tbl[] = { .indexed = 1, .channel = 0, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), - .event_mask = TSL2X7X_EVENT_MASK + .event_spec = tsl2x7x_events, + .num_event_specs = ARRAY_SIZE(tsl2x7x_events), }, }, .chan_table_elements = 1, @@ -1778,7 +1791,8 @@ static const struct tsl2x7x_chip_info tsl2x7x_chip_info_tbl[] = { .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_CALIBSCALE) | BIT(IIO_CHAN_INFO_CALIBBIAS), - .event_mask = TSL2X7X_EVENT_MASK + .event_spec = tsl2x7x_events, + .num_event_specs = ARRAY_SIZE(tsl2x7x_events), }, { .type = IIO_INTENSITY, .indexed = 1, @@ -1789,7 +1803,8 @@ static const struct tsl2x7x_chip_info tsl2x7x_chip_info_tbl[] = { .indexed = 1, .channel = 0, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), - .event_mask = TSL2X7X_EVENT_MASK + .event_spec = tsl2x7x_events, + .num_event_specs = ARRAY_SIZE(tsl2x7x_events), }, }, .chan_table_elements = 4, @@ -1803,7 +1818,8 @@ static const struct tsl2x7x_chip_info tsl2x7x_chip_info_tbl[] = { .channel = 0, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_CALIBSCALE), - .event_mask = TSL2X7X_EVENT_MASK + .event_spec = tsl2x7x_events, + .num_event_specs = ARRAY_SIZE(tsl2x7x_events), }, }, .chan_table_elements = 1, @@ -1823,7 +1839,8 @@ static const struct tsl2x7x_chip_info tsl2x7x_chip_info_tbl[] = { .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_CALIBSCALE) | BIT(IIO_CHAN_INFO_CALIBBIAS), - .event_mask = TSL2X7X_EVENT_MASK + .event_spec = tsl2x7x_events, + .num_event_specs = ARRAY_SIZE(tsl2x7x_events), }, { .type = IIO_INTENSITY, .indexed = 1, @@ -1835,7 +1852,8 @@ static const struct tsl2x7x_chip_info tsl2x7x_chip_info_tbl[] = { .channel = 0, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_CALIBSCALE), - .event_mask = TSL2X7X_EVENT_MASK + .event_spec = tsl2x7x_events, + .num_event_specs = ARRAY_SIZE(tsl2x7x_events), }, }, .chan_table_elements = 4, @@ -1851,7 +1869,7 @@ static int tsl2x7x_probe(struct i2c_client *clientp, struct iio_dev *indio_dev; struct tsl2X7X_chip *chip; - indio_dev = iio_device_alloc(sizeof(*chip)); + indio_dev = devm_iio_device_alloc(&clientp->dev, sizeof(*chip)); if (!indio_dev) return -ENOMEM; @@ -1862,22 +1880,21 @@ static int tsl2x7x_probe(struct i2c_client *clientp, ret = tsl2x7x_i2c_read(chip->client, TSL2X7X_CHIPID, &device_id); if (ret < 0) - goto fail1; + return ret; if ((!tsl2x7x_device_id(&device_id, id->driver_data)) || (tsl2x7x_device_id(&device_id, id->driver_data) == -EINVAL)) { dev_info(&chip->client->dev, "%s: i2c device found does not match expected id\n", __func__); - ret = -EINVAL; - goto fail1; + return -EINVAL; } ret = i2c_smbus_write_byte(clientp, (TSL2X7X_CMD_REG | TSL2X7X_CNTRL)); if (ret < 0) { dev_err(&clientp->dev, "%s: write to cmd reg failed. err = %d\n", __func__, ret); - goto fail1; + return ret; } /* ALS and PROX functions can be invoked via user space poll @@ -1899,16 +1916,17 @@ static int tsl2x7x_probe(struct i2c_client *clientp, indio_dev->num_channels = chip->chip_info->chan_table_elements; if (clientp->irq) { - ret = request_threaded_irq(clientp->irq, - NULL, - &tsl2x7x_event_handler, - IRQF_TRIGGER_RISING | IRQF_ONESHOT, - "TSL2X7X_event", - indio_dev); + ret = devm_request_threaded_irq(&clientp->dev, clientp->irq, + NULL, + &tsl2x7x_event_handler, + IRQF_TRIGGER_RISING | + IRQF_ONESHOT, + "TSL2X7X_event", + indio_dev); if (ret) { dev_err(&clientp->dev, "%s: irq request failed", __func__); - goto fail1; + return ret; } } @@ -1921,20 +1939,12 @@ static int tsl2x7x_probe(struct i2c_client *clientp, if (ret) { dev_err(&clientp->dev, "%s: iio registration failed\n", __func__); - goto fail2; + return ret; } dev_info(&clientp->dev, "%s Light sensor found.\n", id->name); return 0; - -fail2: - if (clientp->irq) - free_irq(clientp->irq, indio_dev); -fail1: - iio_device_free(indio_dev); - - return ret; } static int tsl2x7x_suspend(struct device *dev) @@ -1980,10 +1990,6 @@ static int tsl2x7x_remove(struct i2c_client *client) tsl2x7x_chip_off(indio_dev); iio_device_unregister(indio_dev); - if (client->irq) - free_irq(client->irq, indio_dev); - - iio_device_free(indio_dev); return 0; } |