diff options
Diffstat (limited to 'drivers')
255 files changed, 5253 insertions, 3405 deletions
diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c index 81e3dc2..28b3928 100644 --- a/drivers/iio/accel/bma180.c +++ b/drivers/iio/accel/bma180.c @@ -471,13 +471,10 @@ static irqreturn_t bma180_trigger_handler(int irq, void *p) struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; struct bma180_data *data = iio_priv(indio_dev); + int64_t time_ns = iio_get_time_ns(); int bit, ret, i = 0; mutex_lock(&data->mutex); - if (indio_dev->scan_timestamp) { - ret = indio_dev->scan_bytes / sizeof(s64) - 1; - ((s64 *)data->buff)[ret] = iio_get_time_ns(); - } for_each_set_bit(bit, indio_dev->buffer->scan_mask, indio_dev->masklength) { @@ -490,7 +487,7 @@ static irqreturn_t bma180_trigger_handler(int irq, void *p) } mutex_unlock(&data->mutex); - iio_push_to_buffers(indio_dev, (u8 *)data->buff); + iio_push_to_buffers_with_timestamp(indio_dev, data->buff, time_ns); err: iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/iio/accel/hid-sensor-accel-3d.c b/drivers/iio/accel/hid-sensor-accel-3d.c index 46d22f3..dcda173 100644 --- a/drivers/iio/accel/hid-sensor-accel-3d.c +++ b/drivers/iio/accel/hid-sensor-accel-3d.c @@ -182,10 +182,11 @@ static const struct iio_info accel_3d_info = { }; /* Function to push data to buffer */ -static void hid_sensor_push_data(struct iio_dev *indio_dev, u8 *data, int len) +static void hid_sensor_push_data(struct iio_dev *indio_dev, const void *data, + int len) { dev_dbg(&indio_dev->dev, "hid_sensor_push_data\n"); - iio_push_to_buffers(indio_dev, (u8 *)data); + iio_push_to_buffers(indio_dev, data); } /* Callback handler to send event after all samples are received and captured */ @@ -200,7 +201,7 @@ static int accel_3d_proc_event(struct hid_sensor_hub_device *hsdev, accel_state->common_attributes.data_ready); if (accel_state->common_attributes.data_ready) hid_sensor_push_data(indio_dev, - (u8 *)accel_state->accel_val, + accel_state->accel_val, sizeof(accel_state->accel_val)); return 0; diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c index 1458343..38caedc 100644 --- a/drivers/iio/accel/st_accel_core.c +++ b/drivers/iio/accel/st_accel_core.c @@ -452,8 +452,9 @@ static const struct iio_trigger_ops st_accel_trigger_ops = { int st_accel_common_probe(struct iio_dev *indio_dev, struct st_sensors_platform_data *plat_data) { - int err; struct st_sensor_data *adata = iio_priv(indio_dev); + int irq = adata->get_irq_data_ready(indio_dev); + int err; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &accel_info; @@ -461,7 +462,7 @@ int st_accel_common_probe(struct iio_dev *indio_dev, err = st_sensors_check_device_support(indio_dev, ARRAY_SIZE(st_accel_sensors), st_accel_sensors); if (err < 0) - goto st_accel_common_probe_error; + return err; adata->num_data_channels = ST_ACCEL_NUMBER_DATA_CHANNELS; adata->multiread_bit = adata->sensor->multi_read_bit; @@ -478,13 +479,13 @@ int st_accel_common_probe(struct iio_dev *indio_dev, err = st_sensors_init_sensor(indio_dev, plat_data); if (err < 0) - goto st_accel_common_probe_error; + return err; - if (adata->get_irq_data_ready(indio_dev) > 0) { - err = st_accel_allocate_ring(indio_dev); - if (err < 0) - goto st_accel_common_probe_error; + err = st_accel_allocate_ring(indio_dev); + if (err < 0) + return err; + if (irq > 0) { err = st_sensors_allocate_trigger(indio_dev, ST_ACCEL_TRIGGER_OPS); if (err < 0) @@ -495,15 +496,14 @@ int st_accel_common_probe(struct iio_dev *indio_dev, if (err) goto st_accel_device_register_error; - return err; + return 0; st_accel_device_register_error: - if (adata->get_irq_data_ready(indio_dev) > 0) + if (irq > 0) st_sensors_deallocate_trigger(indio_dev); st_accel_probe_trigger_error: - if (adata->get_irq_data_ready(indio_dev) > 0) - st_accel_deallocate_ring(indio_dev); -st_accel_common_probe_error: + st_accel_deallocate_ring(indio_dev); + return err; } EXPORT_SYMBOL(st_accel_common_probe); @@ -513,10 +513,10 @@ void st_accel_common_remove(struct iio_dev *indio_dev) struct st_sensor_data *adata = iio_priv(indio_dev); iio_device_unregister(indio_dev); - if (adata->get_irq_data_ready(indio_dev) > 0) { + if (adata->get_irq_data_ready(indio_dev) > 0) st_sensors_deallocate_trigger(indio_dev); - st_accel_deallocate_ring(indio_dev); - } + + st_accel_deallocate_ring(indio_dev); } EXPORT_SYMBOL(st_accel_common_remove); diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig index 09371cb..8b88518 100644 --- a/drivers/iio/adc/Kconfig +++ b/drivers/iio/adc/Kconfig @@ -145,6 +145,16 @@ config MCP320X This driver can also be built as a module. If so, the module will be called mcp320x. +config MCP3422 + tristate "Microchip Technology MCP3422/3/4 driver" + depends on I2C + help + Say yes here to build support for Microchip Technology's MCP3422, + MCP3423 or MCP3424 analog to digital converters. + + This driver can also be built as a module. If so, the module will be + called mcp3422. + config NAU7802 tristate "Nuvoton NAU7802 ADC driver" depends on I2C @@ -167,6 +177,7 @@ config TI_ADC081C config TI_AM335X_ADC tristate "TI's AM335X ADC driver" depends on MFD_TI_AM335X_TSCADC + select IIO_KFIFO_BUF help Say yes here to build support for Texas Instruments ADC driver which is also a MFD client. diff --git a/drivers/iio/adc/Makefile b/drivers/iio/adc/Makefile index 33656ef..ba9a10a 100644 --- a/drivers/iio/adc/Makefile +++ b/drivers/iio/adc/Makefile @@ -16,6 +16,7 @@ obj-$(CONFIG_EXYNOS_ADC) += exynos_adc.o obj-$(CONFIG_LP8788_ADC) += lp8788_adc.o obj-$(CONFIG_MAX1363) += max1363.o obj-$(CONFIG_MCP320X) += mcp320x.o +obj-$(CONFIG_MCP3422) += mcp3422.o obj-$(CONFIG_NAU7802) += nau7802.o obj-$(CONFIG_TI_ADC081C) += ti-adc081c.o obj-$(CONFIG_TI_AM335X_ADC) += ti_am335x_adc.o diff --git a/drivers/iio/adc/ad7266.c b/drivers/iio/adc/ad7266.c index 371731d..656aa3e 100644 --- a/drivers/iio/adc/ad7266.c +++ b/drivers/iio/adc/ad7266.c @@ -96,9 +96,8 @@ static irqreturn_t ad7266_trigger_handler(int irq, void *p) ret = spi_read(st->spi, st->data, 4); if (ret == 0) { - if (indio_dev->scan_timestamp) - ((s64 *)st->data)[1] = pf->timestamp; - iio_push_to_buffers(indio_dev, (u8 *)st->data); + iio_push_to_buffers_with_timestamp(indio_dev, st->data, + pf->timestamp); } iio_trigger_notify_done(indio_dev->trig); @@ -293,7 +292,7 @@ static const struct iio_info ad7266_info = { .driver_module = THIS_MODULE, }; -static unsigned long ad7266_available_scan_masks[] = { +static const unsigned long ad7266_available_scan_masks[] = { 0x003, 0x00c, 0x030, @@ -303,14 +302,14 @@ static unsigned long ad7266_available_scan_masks[] = { 0x000, }; -static unsigned long ad7266_available_scan_masks_diff[] = { +static const unsigned long ad7266_available_scan_masks_diff[] = { 0x003, 0x00c, 0x030, 0x000, }; -static unsigned long ad7266_available_scan_masks_fixed[] = { +static const unsigned long ad7266_available_scan_masks_fixed[] = { 0x003, 0x000, }; @@ -318,7 +317,7 @@ static unsigned long ad7266_available_scan_masks_fixed[] = { struct ad7266_chan_info { const struct iio_chan_spec *channels; unsigned int num_channels; - unsigned long *scan_masks; + const unsigned long *scan_masks; }; #define AD7266_CHAN_INFO_INDEX(_differential, _signed, _fixed) \ diff --git a/drivers/iio/adc/ad7298.c b/drivers/iio/adc/ad7298.c index 85d1481..2a3b65c 100644 --- a/drivers/iio/adc/ad7298.c +++ b/drivers/iio/adc/ad7298.c @@ -159,20 +159,14 @@ static irqreturn_t ad7298_trigger_handler(int irq, void *p) struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; struct ad7298_state *st = iio_priv(indio_dev); - s64 time_ns = 0; int b_sent; b_sent = spi_sync(st->spi, &st->ring_msg); if (b_sent) goto done; - if (indio_dev->scan_timestamp) { - time_ns = iio_get_time_ns(); - memcpy((u8 *)st->rx_buf + indio_dev->scan_bytes - sizeof(s64), - &time_ns, sizeof(time_ns)); - } - - iio_push_to_buffers(indio_dev, (u8 *)st->rx_buf); + iio_push_to_buffers_with_timestamp(indio_dev, st->rx_buf, + iio_get_time_ns()); done: iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/iio/adc/ad7476.c b/drivers/iio/adc/ad7476.c index 6d2b1d8..8d808b9 100644 --- a/drivers/iio/adc/ad7476.c +++ b/drivers/iio/adc/ad7476.c @@ -64,19 +64,14 @@ static irqreturn_t ad7476_trigger_handler(int irq, void *p) struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; struct ad7476_state *st = iio_priv(indio_dev); - s64 time_ns; int b_sent; b_sent = spi_sync(st->spi, &st->msg); if (b_sent < 0) goto done; - time_ns = iio_get_time_ns(); - - if (indio_dev->scan_timestamp) - ((s64 *)st->data)[1] = time_ns; - - iio_push_to_buffers(indio_dev, st->data); + iio_push_to_buffers_with_timestamp(indio_dev, st->data, + iio_get_time_ns()); done: iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/iio/adc/ad7887.c b/drivers/iio/adc/ad7887.c index 9dd077b..faedd0e 100644 --- a/drivers/iio/adc/ad7887.c +++ b/drivers/iio/adc/ad7887.c @@ -121,20 +121,14 @@ static irqreturn_t ad7887_trigger_handler(int irq, void *p) struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; struct ad7887_state *st = iio_priv(indio_dev); - s64 time_ns; int b_sent; b_sent = spi_sync(st->spi, st->ring_msg); if (b_sent) goto done; - time_ns = iio_get_time_ns(); - - if (indio_dev->scan_timestamp) - memcpy(st->data + indio_dev->scan_bytes - sizeof(s64), - &time_ns, sizeof(time_ns)); - - iio_push_to_buffers(indio_dev, st->data); + iio_push_to_buffers_with_timestamp(indio_dev, st->data, + iio_get_time_ns()); done: iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/iio/adc/ad7923.c b/drivers/iio/adc/ad7923.c index 4108dbb..28732c2 100644 --- a/drivers/iio/adc/ad7923.c +++ b/drivers/iio/adc/ad7923.c @@ -174,20 +174,14 @@ static irqreturn_t ad7923_trigger_handler(int irq, void *p) struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; struct ad7923_state *st = iio_priv(indio_dev); - s64 time_ns = 0; int b_sent; b_sent = spi_sync(st->spi, &st->ring_msg); if (b_sent) goto done; - if (indio_dev->scan_timestamp) { - time_ns = iio_get_time_ns(); - memcpy((u8 *)st->rx_buf + indio_dev->scan_bytes - sizeof(s64), - &time_ns, sizeof(time_ns)); - } - - iio_push_to_buffers(indio_dev, (u8 *)st->rx_buf); + iio_push_to_buffers_with_timestamp(indio_dev, st->rx_buf, + iio_get_time_ns()); done: iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c index f0d6335..2b59112 100644 --- a/drivers/iio/adc/ad_sigma_delta.c +++ b/drivers/iio/adc/ad_sigma_delta.c @@ -368,10 +368,6 @@ static irqreturn_t ad_sd_trigger_handler(int irq, void *p) memset(data, 0x00, 16); - /* Guaranteed to be aligned with 8 byte boundary */ - if (indio_dev->scan_timestamp) - ((s64 *)data)[1] = pf->timestamp; - reg_size = indio_dev->channels[0].scan_type.realbits + indio_dev->channels[0].scan_type.shift; reg_size = DIV_ROUND_UP(reg_size, 8); @@ -391,7 +387,7 @@ static irqreturn_t ad_sd_trigger_handler(int irq, void *p) break; } - iio_push_to_buffers(indio_dev, (uint8_t *)data); + iio_push_to_buffers_with_timestamp(indio_dev, data, pf->timestamp); iio_trigger_notify_done(indio_dev->trig); sigma_delta->irq_dis = false; diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c index 0f16b55..78121949 100644 --- a/drivers/iio/adc/at91_adc.c +++ b/drivers/iio/adc/at91_adc.c @@ -83,13 +83,7 @@ static irqreturn_t at91_adc_trigger_handler(int irq, void *p) j++; } - if (idev->scan_timestamp) { - s64 *timestamp = (s64 *)((u8 *)st->buffer + - ALIGN(j, sizeof(s64))); - *timestamp = pf->timestamp; - } - - iio_push_to_buffers(idev, (u8 *)st->buffer); + iio_push_to_buffers_with_timestamp(idev, st->buffer, pf->timestamp); iio_trigger_notify_done(idev->trig); @@ -279,7 +273,7 @@ static int at91_adc_trigger_init(struct iio_dev *idev) int i, ret; st->trig = devm_kzalloc(&idev->dev, - st->trigger_number * sizeof(st->trig), + st->trigger_number * sizeof(*st->trig), GFP_KERNEL); if (st->trig == NULL) { diff --git a/drivers/iio/adc/max1363.c b/drivers/iio/adc/max1363.c index 4fb35d1..b4bc166 100644 --- a/drivers/iio/adc/max1363.c +++ b/drivers/iio/adc/max1363.c @@ -1436,7 +1436,6 @@ static irqreturn_t max1363_trigger_handler(int irq, void *p) struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; struct max1363_state *st = iio_priv(indio_dev); - s64 time_ns; __u8 *rxbuf; int b_sent; size_t d_size; @@ -1470,11 +1469,7 @@ static irqreturn_t max1363_trigger_handler(int irq, void *p) if (b_sent < 0) goto done_free; - time_ns = iio_get_time_ns(); - - if (indio_dev->scan_timestamp) - memcpy(rxbuf + d_size - sizeof(s64), &time_ns, sizeof(time_ns)); - iio_push_to_buffers(indio_dev, rxbuf); + iio_push_to_buffers_with_timestamp(indio_dev, rxbuf, iio_get_time_ns()); done_free: kfree(rxbuf); @@ -1484,12 +1479,6 @@ done: return IRQ_HANDLED; } -static const struct iio_buffer_setup_ops max1363_buffered_setup_ops = { - .postenable = &iio_triggered_buffer_postenable, - .preenable = &iio_sw_buffer_preenable, - .predisable = &iio_triggered_buffer_predisable, -}; - static int max1363_probe(struct i2c_client *client, const struct i2c_device_id *id) { @@ -1559,7 +1548,7 @@ static int max1363_probe(struct i2c_client *client, goto error_disable_reg; ret = iio_triggered_buffer_setup(indio_dev, NULL, - &max1363_trigger_handler, &max1363_buffered_setup_ops); + &max1363_trigger_handler, NULL); if (ret) goto error_disable_reg; diff --git a/drivers/iio/adc/mcp3422.c b/drivers/iio/adc/mcp3422.c new file mode 100644 index 0000000..bc93f53 --- /dev/null +++ b/drivers/iio/adc/mcp3422.c @@ -0,0 +1,409 @@ +/* + * mcp3422.c - driver for the Microchip mcp3422/3/4 chip family + * + * Copyright (C) 2013, Angelo Compagnucci + * Author: Angelo Compagnucci <angelo.compagnucci@gmail.com> + * + * Datasheet: http://ww1.microchip.com/downloads/en/devicedoc/22088b.pdf + * + * This driver exports the value of analog input voltage to sysfs, the + * voltage unit is nV. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/err.h> +#include <linux/i2c.h> +#include <linux/module.h> +#include <linux/delay.h> +#include <linux/sysfs.h> + +#include <linux/iio/iio.h> +#include <linux/iio/sysfs.h> + +/* Masks */ +#define MCP3422_CHANNEL_MASK 0x60 +#define MCP3422_PGA_MASK 0x03 +#define MCP3422_SRATE_MASK 0x0C +#define MCP3422_SRATE_240 0x0 +#define MCP3422_SRATE_60 0x1 +#define MCP3422_SRATE_15 0x2 +#define MCP3422_SRATE_3 0x3 +#define MCP3422_PGA_1 0 +#define MCP3422_PGA_2 1 +#define MCP3422_PGA_4 2 +#define MCP3422_PGA_8 3 +#define MCP3422_CONT_SAMPLING 0x10 + +#define MCP3422_CHANNEL(config) (((config) & MCP3422_CHANNEL_MASK) >> 5) +#define MCP3422_PGA(config) ((config) & MCP3422_PGA_MASK) +#define MCP3422_SAMPLE_RATE(config) (((config) & MCP3422_SRATE_MASK) >> 2) + +#define MCP3422_CHANNEL_VALUE(value) (((value) << 5) & MCP3422_CHANNEL_MASK) +#define MCP3422_PGA_VALUE(value) ((value) & MCP3422_PGA_MASK) +#define MCP3422_SAMPLE_RATE_VALUE(value) ((value << 2) & MCP3422_SRATE_MASK) + +#define MCP3422_CHAN(_index) \ + { \ + .type = IIO_VOLTAGE, \ + .indexed = 1, \ + .channel = _index, \ + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) \ + | BIT(IIO_CHAN_INFO_SCALE), \ + .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SAMP_FREQ), \ + } + +/* LSB is in nV to eliminate floating point */ +static const u32 rates_to_lsb[] = {1000000, 250000, 62500, 15625}; + +/* + * scales calculated as: + * rates_to_lsb[sample_rate] / (1 << pga); + * pga is 1 for 0, 2 + */ + +static const int mcp3422_scales[4][4] = { + { 1000000, 250000, 62500, 15625 }, + { 500000 , 125000, 31250, 7812 }, + { 250000 , 62500 , 15625, 3906 }, + { 125000 , 31250 , 7812 , 1953 } }; + +/* Constant msleep times for data acquisitions */ +static const int mcp3422_read_times[4] = { + [MCP3422_SRATE_240] = 1000 / 240, + [MCP3422_SRATE_60] = 1000 / 60, + [MCP3422_SRATE_15] = 1000 / 15, + [MCP3422_SRATE_3] = 1000 / 3 }; + +/* sample rates to integer conversion table */ +static const int mcp3422_sample_rates[4] = { + [MCP3422_SRATE_240] = 240, + [MCP3422_SRATE_60] = 60, + [MCP3422_SRATE_15] = 15, + [MCP3422_SRATE_3] = 3 }; + +/* sample rates to sign extension table */ +static const int mcp3422_sign_extend[4] = { + [MCP3422_SRATE_240] = 12, + [MCP3422_SRATE_60] = 14, + [MCP3422_SRATE_15] = 16, + [MCP3422_SRATE_3] = 18 }; + +/* Client data (each client gets its own) */ +struct mcp3422 { + struct i2c_client *i2c; + u8 config; + u8 pga[4]; + struct mutex lock; +}; + +static int mcp3422_update_config(struct mcp3422 *adc, u8 newconfig) +{ + int ret; + + mutex_lock(&adc->lock); + + ret = i2c_master_send(adc->i2c, &newconfig, 1); + if (ret > 0) { + adc->config = newconfig; + ret = 0; + } + + mutex_unlock(&adc->lock); + + return ret; +} + +static int mcp3422_read(struct mcp3422 *adc, int *value, u8 *config) +{ + int ret = 0; + u8 sample_rate = MCP3422_SAMPLE_RATE(adc->config); + u8 buf[4] = {0, 0, 0, 0}; + u32 temp; + + if (sample_rate == MCP3422_SRATE_3) { + ret = i2c_master_recv(adc->i2c, buf, 4); + temp = buf[0] << 16 | buf[1] << 8 | buf[2]; + *config = buf[3]; + } else { + ret = i2c_master_recv(adc->i2c, buf, 3); + temp = buf[0] << 8 | buf[1]; + *config = buf[2]; + } + + *value = sign_extend32(temp, mcp3422_sign_extend[sample_rate]); + + return ret; +} + +static int mcp3422_read_channel(struct mcp3422 *adc, + struct iio_chan_spec const *channel, int *value) +{ + int ret; + u8 config; + u8 req_channel = channel->channel; + + if (req_channel != MCP3422_CHANNEL(adc->config)) { + config = adc->config; + config &= ~MCP3422_CHANNEL_MASK; + config |= MCP3422_CHANNEL_VALUE(req_channel); + config &= ~MCP3422_PGA_MASK; + config |= MCP3422_PGA_VALUE(adc->pga[req_channel]); + ret = mcp3422_update_config(adc, config); + if (ret < 0) + return ret; + msleep(mcp3422_read_times[MCP3422_SAMPLE_RATE(adc->config)]); + } + + return mcp3422_read(adc, value, &config); +} + +static int mcp3422_read_raw(struct iio_dev *iio, + struct iio_chan_spec const *channel, int *val1, + int *val2, long mask) +{ + struct mcp3422 *adc = iio_priv(iio); + int err; + + u8 sample_rate = MCP3422_SAMPLE_RATE(adc->config); + u8 pga = MCP3422_PGA(adc->config); + + switch (mask) { + case IIO_CHAN_INFO_RAW: + err = mcp3422_read_channel(adc, channel, val1); + if (err < 0) + return -EINVAL; + return IIO_VAL_INT; + + case IIO_CHAN_INFO_SCALE: + + *val1 = 0; + *val2 = mcp3422_scales[sample_rate][pga]; + return IIO_VAL_INT_PLUS_NANO; + + case IIO_CHAN_INFO_SAMP_FREQ: + *val1 = mcp3422_sample_rates[MCP3422_SAMPLE_RATE(adc->config)]; + return IIO_VAL_INT; + + default: + break; + } + + return -EINVAL; +} + +static int mcp3422_write_raw(struct iio_dev *iio, + struct iio_chan_spec const *channel, int val1, + int val2, long mask) +{ + struct mcp3422 *adc = iio_priv(iio); + u8 temp; + u8 config = adc->config; + u8 req_channel = channel->channel; + u8 sample_rate = MCP3422_SAMPLE_RATE(config); + u8 i; + + switch (mask) { + case IIO_CHAN_INFO_SCALE: + if (val1 != 0) + return -EINVAL; + + for (i = 0; i < ARRAY_SIZE(mcp3422_scales[0]); i++) { + if (val2 == mcp3422_scales[sample_rate][i]) { + adc->pga[req_channel] = i; + + config &= ~MCP3422_CHANNEL_MASK; + config |= MCP3422_CHANNEL_VALUE(req_channel); + config &= ~MCP3422_PGA_MASK; + config |= MCP3422_PGA_VALUE(adc->pga[req_channel]); + + return mcp3422_update_config(adc, config); + } + } + return -EINVAL; + + case IIO_CHAN_INFO_SAMP_FREQ: + switch (val1) { + case 240: + temp = MCP3422_SRATE_240; + break; + case 60: + temp = MCP3422_SRATE_60; + break; + case 15: + temp = MCP3422_SRATE_15; + break; + case 3: + temp = MCP3422_SRATE_3; + break; + default: + return -EINVAL; + } + + config &= ~MCP3422_CHANNEL_MASK; + config |= MCP3422_CHANNEL_VALUE(req_channel); + config &= ~MCP3422_SRATE_MASK; + config |= MCP3422_SAMPLE_RATE_VALUE(temp); + + return mcp3422_update_config(adc, config); + + default: + break; + } + + return -EINVAL; +} + +static int mcp3422_write_raw_get_fmt(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, long mask) +{ + switch (mask) { + case IIO_CHAN_INFO_SCALE: + return IIO_VAL_INT_PLUS_NANO; + case IIO_CHAN_INFO_SAMP_FREQ: + return IIO_VAL_INT_PLUS_MICRO; + default: + return -EINVAL; + } +} + +static ssize_t mcp3422_show_scales(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct mcp3422 *adc = iio_priv(dev_to_iio_dev(dev)); + u8 sample_rate = MCP3422_SAMPLE_RATE(adc->config); + + return sprintf(buf, "0.%09u 0.%09u 0.%09u 0.%09u\n", + mcp3422_scales[sample_rate][0], + mcp3422_scales[sample_rate][1], + mcp3422_scales[sample_rate][2], + mcp3422_scales[sample_rate][3]); +} + +static IIO_CONST_ATTR_SAMP_FREQ_AVAIL("240 60 15 3"); +static IIO_DEVICE_ATTR(in_voltage_scale_available, S_IRUGO, + mcp3422_show_scales, NULL, 0); + +static struct attribute *mcp3422_attributes[] = { + &iio_const_attr_sampling_frequency_available.dev_attr.attr, + &iio_dev_attr_in_voltage_scale_available.dev_attr.attr, + NULL, +}; + +static const struct attribute_group mcp3422_attribute_group = { + .attrs = mcp3422_attributes, +}; + +static const struct iio_chan_spec mcp3422_channels[] = { + MCP3422_CHAN(0), + MCP3422_CHAN(1), +}; + +static const struct iio_chan_spec mcp3424_channels[] = { + MCP3422_CHAN(0), + MCP3422_CHAN(1), + MCP3422_CHAN(2), + MCP3422_CHAN(3), +}; + +static const struct iio_info mcp3422_info = { + .read_raw = mcp3422_read_raw, + .write_raw = mcp3422_write_raw, + .write_raw_get_fmt = mcp3422_write_raw_get_fmt, + .attrs = &mcp3422_attribute_group, + .driver_module = THIS_MODULE, +}; + +static int mcp3422_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct iio_dev *indio_dev; + struct mcp3422 *adc; + int err; + u8 config; + + if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) + return -ENODEV; + + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*adc)); + if (!indio_dev) + return -ENOMEM; + + adc = iio_priv(indio_dev); + adc->i2c = client; + + mutex_init(&adc->lock); + + indio_dev->dev.parent = &client->dev; + indio_dev->name = dev_name(&client->dev); + indio_dev->modes = INDIO_DIRECT_MODE; + indio_dev->info = &mcp3422_info; + + switch ((unsigned int)(id->driver_data)) { + case 2: + case 3: + indio_dev->channels = mcp3422_channels; + indio_dev->num_channels = ARRAY_SIZE(mcp3422_channels); + break; + case 4: + indio_dev->channels = mcp3424_channels; + indio_dev->num_channels = ARRAY_SIZE(mcp3424_channels); + break; + } + + /* meaningful default configuration */ + config = (MCP3422_CONT_SAMPLING + | MCP3422_CHANNEL_VALUE(1) + | MCP3422_PGA_VALUE(MCP3422_PGA_1) + | MCP3422_SAMPLE_RATE_VALUE(MCP3422_SRATE_240)); + mcp3422_update_config(adc, config); + + err = iio_device_register(indio_dev); + if (err < 0) + return err; + + i2c_set_clientdata(client, indio_dev); + + return 0; +} + +static int mcp3422_remove(struct i2c_client *client) +{ + iio_device_unregister(i2c_get_clientdata(client)); + return 0; +} + +static const struct i2c_device_id mcp3422_id[] = { + { "mcp3422", 2 }, + { "mcp3423", 3 }, + { "mcp3424", 4 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, mcp3422_id); + +#ifdef CONFIG_OF +static const struct of_device_id mcp3422_of_match[] = { + { .compatible = "mcp3422" }, + { } +}; +MODULE_DEVICE_TABLE(of, mcp3422_of_match); +#endif + +static struct i2c_driver mcp3422_driver = { + .driver = { + .name = "mcp3422", + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(mcp3422_of_match), + }, + .probe = mcp3422_probe, + .remove = mcp3422_remove, + .id_table = mcp3422_id, +}; +module_i2c_driver(mcp3422_driver); + +MODULE_AUTHOR("Angelo Compagnucci <angelo.compagnucci@gmail.com>"); +MODULE_DESCRIPTION("Microchip mcp3422/3/4 driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c index a952538..8fb5429 100644 --- a/drivers/iio/adc/ti_am335x_adc.c +++ b/drivers/iio/adc/ti_am335x_adc.c @@ -28,12 +28,16 @@ #include <linux/iio/driver.h> #include <linux/mfd/ti_am335x_tscadc.h> +#include <linux/iio/buffer.h> +#include <linux/iio/kfifo_buf.h> struct tiadc_device { struct ti_tscadc_dev *mfd_tscadc; int channels; u8 channel_line[8]; u8 channel_step[8]; + int buffer_en_ch_steps; + u16 data[8]; }; static unsigned int tiadc_readl(struct tiadc_device *adc, unsigned int reg) @@ -56,8 +60,14 @@ static u32 get_adc_step_mask(struct tiadc_device *adc_dev) return step_en; } -static void tiadc_step_config(struct tiadc_device *adc_dev) +static u32 get_adc_step_bit(struct tiadc_device *adc_dev, int chan) { + return 1 << adc_dev->channel_step[chan]; +} + +static void tiadc_step_config(struct iio_dev *indio_dev) +{ + struct tiadc_device *adc_dev = iio_priv(indio_dev); unsigned int stepconfig; int i, steps; @@ -72,7 +82,11 @@ static void tiadc_step_config(struct tiadc_device *adc_dev) */ steps = TOTAL_STEPS - adc_dev->channels; - stepconfig = STEPCONFIG_AVG_16 | STEPCONFIG_FIFO1; + if (iio_buffer_enabled(indio_dev)) + stepconfig = STEPCONFIG_AVG_16 | STEPCONFIG_FIFO1 + | STEPCONFIG_MODE_SWCNT; + else + stepconfig = STEPCONFIG_AVG_16 | STEPCONFIG_FIFO1; for (i = 0; i < adc_dev->channels; i++) { int chan; @@ -85,9 +99,175 @@ static void tiadc_step_config(struct tiadc_device *adc_dev) adc_dev->channel_step[i] = steps; steps++; } +} + +static irqreturn_t tiadc_irq_h(int irq, void *private) +{ + struct iio_dev *indio_dev = private; + struct tiadc_device *adc_dev = iio_priv(indio_dev); + unsigned int status, config; + status = tiadc_readl(adc_dev, REG_IRQSTATUS); + + /* + * ADC and touchscreen share the IRQ line. + * FIFO0 interrupts are used by TSC. Handle FIFO1 IRQs here only + */ + if (status & IRQENB_FIFO1OVRRUN) { + /* FIFO Overrun. Clear flag. Disable/Enable ADC to recover */ + config = tiadc_readl(adc_dev, REG_CTRL); + config &= ~(CNTRLREG_TSCSSENB); + tiadc_writel(adc_dev, REG_CTRL, config); + tiadc_writel(adc_dev, REG_IRQSTATUS, IRQENB_FIFO1OVRRUN + | IRQENB_FIFO1UNDRFLW | IRQENB_FIFO1THRES); + tiadc_writel(adc_dev, REG_CTRL, (config | CNTRLREG_TSCSSENB)); + return IRQ_HANDLED; + } else if (status & IRQENB_FIFO1THRES) { + /* Disable irq and wake worker thread */ + tiadc_writel(adc_dev, REG_IRQCLR, IRQENB_FIFO1THRES); + return IRQ_WAKE_THREAD; + } + + return IRQ_NONE; +} + +static irqreturn_t tiadc_worker_h(int irq, void *private) +{ + struct iio_dev *indio_dev = private; + struct tiadc_device *adc_dev = iio_priv(indio_dev); + int i, k, fifo1count, read; + u16 *data = adc_dev->data; + + fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT); + for (k = 0; k < fifo1count; k = k + i) { + for (i = 0; i < (indio_dev->scan_bytes)/2; i++) { + read = tiadc_readl(adc_dev, REG_FIFO1); + data[i] = read & FIFOREAD_DATA_MASK; + } + iio_push_to_buffers(indio_dev, (u8 *) data); + } + + tiadc_writel(adc_dev, REG_IRQSTATUS, IRQENB_FIFO1THRES); + tiadc_writel(adc_dev, REG_IRQENABLE, IRQENB_FIFO1THRES); + + return IRQ_HANDLED; +} + +static int tiadc_buffer_preenable(struct iio_dev *indio_dev) +{ + struct tiadc_device *adc_dev = iio_priv(indio_dev); + int i, fifo1count, read; + + tiadc_writel(adc_dev, REG_IRQCLR, (IRQENB_FIFO1THRES | + IRQENB_FIFO1OVRRUN | + IRQENB_FIFO1UNDRFLW)); + + /* Flush FIFO. Needed in corner cases in simultaneous tsc/adc use */ + fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT); + for (i = 0; i < fifo1count; i++) + read = tiadc_readl(adc_dev, REG_FIFO1); + + return iio_sw_buffer_preenable(indio_dev); +} + +static int tiadc_buffer_postenable(struct iio_dev *indio_dev) +{ + struct tiadc_device *adc_dev = iio_priv(indio_dev); + struct iio_buffer *buffer = indio_dev->buffer; + unsigned int enb = 0; + u8 bit; + + tiadc_step_config(indio_dev); + for_each_set_bit(bit, buffer->scan_mask, adc_dev->channels) + enb |= (get_adc_step_bit(adc_dev, bit) << 1); + adc_dev->buffer_en_ch_steps = enb; + + am335x_tsc_se_set(adc_dev->mfd_tscadc, enb); + + tiadc_writel(adc_dev, REG_IRQSTATUS, IRQENB_FIFO1THRES + | IRQENB_FIFO1OVRRUN | IRQENB_FIFO1UNDRFLW); + tiadc_writel(adc_dev, REG_IRQENABLE, IRQENB_FIFO1THRES + | IRQENB_FIFO1OVRRUN); + + return 0; +} + +static int tiadc_buffer_predisable(struct iio_dev *indio_dev) +{ + struct tiadc_device *adc_dev = iio_priv(indio_dev); + int fifo1count, i, read; + + tiadc_writel(adc_dev, REG_IRQCLR, (IRQENB_FIFO1THRES | + IRQENB_FIFO1OVRRUN | IRQENB_FIFO1UNDRFLW)); + am335x_tsc_se_clr(adc_dev->mfd_tscadc, adc_dev->buffer_en_ch_steps); + + /* Flush FIFO of leftover data in the time it takes to disable adc */ + fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT); + for (i = 0; i < fifo1count; i++) + read = tiadc_readl(adc_dev, REG_FIFO1); + + return 0; +} + +static int tiadc_buffer_postdisable(struct iio_dev *indio_dev) +{ + tiadc_step_config(indio_dev); + return 0; } +static const struct iio_buffer_setup_ops tiadc_buffer_setup_ops = { + .preenable = &tiadc_buffer_preenable, + .postenable = &tiadc_buffer_postenable, + .predisable = &tiadc_buffer_predisable, + .postdisable = &tiadc_buffer_postdisable, +}; + +static int tiadc_iio_buffered_hardware_setup(struct iio_dev *indio_dev, + irqreturn_t (*pollfunc_bh)(int irq, void *p), + irqreturn_t (*pollfunc_th)(int irq, void *p), + int irq, + unsigned long flags, + const struct iio_buffer_setup_ops *setup_ops) +{ + int ret; + + indio_dev->buffer = iio_kfifo_allocate(indio_dev); + if (!indio_dev->buffer) + return -ENOMEM; + + ret = request_threaded_irq(irq, pollfunc_th, pollfunc_bh, + flags, indio_dev->name, indio_dev); + if (ret) + goto error_kfifo_free; + + indio_dev->setup_ops = setup_ops; + indio_dev->modes |= INDIO_BUFFER_HARDWARE; + + ret = iio_buffer_register(indio_dev, + indio_dev->channels, + indio_dev->num_channels); + if (ret) + goto error_free_irq; + + return 0; + +error_free_irq: + free_irq(irq, indio_dev); +error_kfifo_free: + iio_kfifo_free(indio_dev->buffer); + return ret; +} + +static void tiadc_iio_buffered_hardware_remove(struct iio_dev *indio_dev) +{ + struct tiadc_device *adc_dev = iio_priv(indio_dev); + + free_irq(adc_dev->mfd_tscadc->irq, indio_dev); + iio_kfifo_free(indio_dev->buffer); + iio_buffer_unregister(indio_dev); +} + + static const char * const chan_name_ain[] = { "AIN0", "AIN1", @@ -120,9 +300,10 @@ static int tiadc_channel_init(struct iio_dev *indio_dev, int channels) chan->channel = adc_dev->channel_line[i]; chan->info_mask_separate = BIT(IIO_CHAN_INFO_RAW); chan->datasheet_name = chan_name_ain[chan->channel]; + chan->scan_index = i; chan->scan_type.sign = 'u'; chan->scan_type.realbits = 12; - chan->scan_type.storagebits = 32; + chan->scan_type.storagebits = 16; } indio_dev->channels = chan_array; @@ -142,11 +323,14 @@ static int tiadc_read_raw(struct iio_dev *indio_dev, struct tiadc_device *adc_dev = iio_priv(indio_dev); int i, map_val; unsigned int fifo1count, read, stepid; - u32 step = UINT_MAX; bool found = false; u32 step_en; unsigned long timeout = jiffies + usecs_to_jiffies (IDLE_TIMEOUT * adc_dev->channels); + + if (iio_buffer_enabled(indio_dev)) + return -EBUSY; + step_en = get_adc_step_mask(adc_dev); am335x_tsc_se_set(adc_dev->mfd_tscadc, step_en); @@ -168,15 +352,6 @@ static int tiadc_read_raw(struct iio_dev *indio_dev, * Hence we need to flush out this data. */ - for (i = 0; i < ARRAY_SIZE(adc_dev->channel_step); i++) { - if (chan->channel == adc_dev->channel_line[i]) { - step = adc_dev->channel_step[i]; - break; - } - } - if (WARN_ON_ONCE(step == UINT_MAX)) - return -EINVAL; - fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT); for (i = 0; i < fifo1count; i++) { read = tiadc_readl(adc_dev, REG_FIFO1); @@ -186,7 +361,7 @@ static int tiadc_read_raw(struct iio_dev *indio_dev, if (stepid == map_val) { read = read & FIFOREAD_DATA_MASK; found = true; - *val = read; + *val = (u16) read; } } @@ -237,20 +412,33 @@ static int tiadc_probe(struct platform_device *pdev) indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &tiadc_info; - tiadc_step_config(adc_dev); + tiadc_step_config(indio_dev); + tiadc_writel(adc_dev, REG_FIFO1THR, FIFO1_THRESHOLD); err = tiadc_channel_init(indio_dev, adc_dev->channels); if (err < 0) return err; - err = iio_device_register(indio_dev); + err = tiadc_iio_buffered_hardware_setup(indio_dev, + &tiadc_worker_h, + &tiadc_irq_h, + adc_dev->mfd_tscadc->irq, + IRQF_SHARED, + &tiadc_buffer_setup_ops); + if (err) goto err_free_channels; + err = iio_device_register(indio_dev); + if (err) + goto err_buffer_unregister; + platform_set_drvdata(pdev, indio_dev); return 0; +err_buffer_unregister: + tiadc_iio_buffered_hardware_remove(indio_dev); err_free_channels: tiadc_channels_remove(indio_dev); return err; @@ -263,6 +451,7 @@ static int tiadc_remove(struct platform_device *pdev) u32 step_en; iio_device_unregister(indio_dev); + tiadc_iio_buffered_hardware_remove(indio_dev); tiadc_channels_remove(indio_dev); step_en = get_adc_step_mask(adc_dev); @@ -301,7 +490,7 @@ static int tiadc_resume(struct device *dev) restore &= ~(CNTRLREG_POWERDOWN); tiadc_writel(adc_dev, REG_CTRL, restore); - tiadc_step_config(adc_dev); + tiadc_step_config(indio_dev); return 0; } diff --git a/drivers/iio/buffer_cb.c b/drivers/iio/buffer_cb.c index 415f3c6..841fec1 100644 --- a/drivers/iio/buffer_cb.c +++ b/drivers/iio/buffer_cb.c @@ -7,12 +7,12 @@ struct iio_cb_buffer { struct iio_buffer buffer; - int (*cb)(u8 *data, void *private); + int (*cb)(const void *data, void *private); void *private; struct iio_channel *channels; }; -static int iio_buffer_cb_store_to(struct iio_buffer *buffer, u8 *data) +static int iio_buffer_cb_store_to(struct iio_buffer *buffer, const void *data) { struct iio_cb_buffer *cb_buff = container_of(buffer, struct iio_cb_buffer, @@ -21,12 +21,12 @@ static int iio_buffer_cb_store_to(struct iio_buffer *buffer, u8 *data) return cb_buff->cb(data, cb_buff->private); } -static struct iio_buffer_access_funcs iio_cb_access = { +static const struct iio_buffer_access_funcs iio_cb_access = { .store_to = &iio_buffer_cb_store_to, }; struct iio_cb_buffer *iio_channel_get_all_cb(struct device *dev, - int (*cb)(u8 *data, + int (*cb)(const void *data, void *private), void *private) { diff --git a/drivers/iio/common/st_sensors/st_sensors_buffer.c b/drivers/iio/common/st_sensors/st_sensors_buffer.c index 71a2c5f..1665c8e 100644 --- a/drivers/iio/common/st_sensors/st_sensors_buffer.c +++ b/drivers/iio/common/st_sensors/st_sensors_buffer.c @@ -113,11 +113,8 @@ irqreturn_t st_sensors_trigger_handler(int irq, void *p) if (len < 0) goto st_sensors_get_buffer_element_error; - if (indio_dev->scan_timestamp) - *(s64 *)((u8 *)sdata->buffer_data + - ALIGN(len, sizeof(s64))) = pf->timestamp; - - iio_push_to_buffers(indio_dev, sdata->buffer_data); + iio_push_to_buffers_with_timestamp(indio_dev, sdata->buffer_data, + pf->timestamp); st_sensors_get_buffer_element_error: iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index 965ee22..7ba1ef2 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -198,21 +198,17 @@ int st_sensors_set_axis_enable(struct iio_dev *indio_dev, u8 axis_enable) } EXPORT_SYMBOL(st_sensors_set_axis_enable); -int st_sensors_init_sensor(struct iio_dev *indio_dev, - struct st_sensors_platform_data *pdata) +static int st_sensors_set_drdy_int_pin(struct iio_dev *indio_dev, + struct st_sensors_platform_data *pdata) { - int err; struct st_sensor_data *sdata = iio_priv(indio_dev); - mutex_init(&sdata->tb.buf_lock); - switch (pdata->drdy_int_pin) { case 1: if (sdata->sensor->drdy_irq.mask_int1 == 0) { dev_err(&indio_dev->dev, "DRDY on INT1 not available.\n"); - err = -EINVAL; - goto init_error; + return -EINVAL; } sdata->drdy_int_pin = 1; break; @@ -220,39 +216,53 @@ int st_sensors_init_sensor(struct iio_dev *indio_dev, if (sdata->sensor->drdy_irq.mask_int2 == 0) { dev_err(&indio_dev->dev, "DRDY on INT2 not available.\n"); - err = -EINVAL; - goto init_error; + return -EINVAL; } sdata->drdy_int_pin = 2; break; default: dev_err(&indio_dev->dev, "DRDY on pdata not valid.\n"); - err = -EINVAL; - goto init_error; + return -EINVAL; } + return 0; +} + +int st_sensors_init_sensor(struct iio_dev *indio_dev, + struct st_sensors_platform_data *pdata) +{ + struct st_sensor_data *sdata = iio_priv(indio_dev); + int err = 0; + + mutex_init(&sdata->tb.buf_lock); + + if (pdata) + err = st_sensors_set_drdy_int_pin(indio_dev, pdata); + err = st_sensors_set_enable(indio_dev, false); if (err < 0) - goto init_error; + return err; - err = st_sensors_set_fullscale(indio_dev, - sdata->current_fullscale->num); - if (err < 0) - goto init_error; + if (sdata->current_fullscale) { + err = st_sensors_set_fullscale(indio_dev, + sdata->current_fullscale->num); + if (err < 0) + return err; + } else + dev_info(&indio_dev->dev, "Full-scale not possible\n"); err = st_sensors_set_odr(indio_dev, sdata->odr); if (err < 0) - goto init_error; + return err; /* set BDU */ err = st_sensors_write_data_with_mask(indio_dev, sdata->sensor->bdu.addr, sdata->sensor->bdu.mask, true); if (err < 0) - goto init_error; + return err; err = st_sensors_set_axis_enable(indio_dev, ST_SENSORS_ENABLE_ALL_AXIS); -init_error: return err; } EXPORT_SYMBOL(st_sensors_init_sensor); @@ -263,6 +273,9 @@ int st_sensors_set_dataready_irq(struct iio_dev *indio_dev, bool enable) u8 drdy_mask; struct st_sensor_data *sdata = iio_priv(indio_dev); + if (!sdata->sensor->drdy_irq.addr) + return 0; + /* Enable/Disable the interrupt generator 1. */ if (sdata->sensor->drdy_irq.ig1.en_addr > 0) { err = st_sensors_write_data_with_mask(indio_dev, @@ -318,10 +331,8 @@ static int st_sensors_read_axis_data(struct iio_dev *indio_dev, unsigned int byte_for_channel = ch->scan_type.storagebits >> 3; outdata = kmalloc(byte_for_channel, GFP_KERNEL); - if (!outdata) { - err = -EINVAL; - goto st_sensors_read_axis_data_error; - } + if (!outdata) + return -ENOMEM; err = sdata->tf->read_multiple_byte(&sdata->tb, sdata->dev, ch->address, byte_for_channel, @@ -336,7 +347,7 @@ static int st_sensors_read_axis_data(struct iio_dev *indio_dev, st_sensors_free_memory: kfree(outdata); -st_sensors_read_axis_data_error: + return err; } @@ -349,28 +360,25 @@ int st_sensors_read_info_raw(struct iio_dev *indio_dev, mutex_lock(&indio_dev->mlock); if (indio_dev->currentmode == INDIO_BUFFER_TRIGGERED) { err = -EBUSY; - goto read_error; + goto out; } else { err = st_sensors_set_enable(indio_dev, true); if (err < 0) - goto read_error; + goto out; msleep((sdata->sensor->bootime * 1000) / sdata->odr); err = st_sensors_read_axis_data(indio_dev, ch, val); if (err < 0) - goto read_error; + goto out; *val = *val >> ch->scan_type.shift; err = st_sensors_set_enable(indio_dev, false); } +out: mutex_unlock(&indio_dev->mlock); return err; - -read_error: - mutex_unlock(&indio_dev->mlock); - return err; } EXPORT_SYMBOL(st_sensors_read_info_raw); diff --git a/drivers/iio/dac/ad5064.c b/drivers/iio/dac/ad5064.c index a3a52be..b18e8c4 100644 --- a/drivers/iio/dac/ad5064.c +++ b/drivers/iio/dac/ad5064.c @@ -285,8 +285,9 @@ static const struct iio_chan_spec_ext_info ad5064_ext_info[] = { .name = "powerdown", .read = ad5064_read_dac_powerdown, .write = ad5064_write_dac_powerdown, + .shared = IIO_SEPARATE, }, - IIO_ENUM("powerdown_mode", false, &ad5064_powerdown_mode_enum), + IIO_ENUM("powerdown_mode", IIO_SEPARATE, &ad5064_powerdown_mode_enum), IIO_ENUM_AVAILABLE("powerdown_mode", &ad5064_powerdown_mode_enum), { }, }; diff --git a/drivers/iio/dac/ad5380.c b/drivers/iio/dac/ad5380.c index 1c44ae3..4c791e6 100644 --- a/drivers/iio/dac/ad5380.c +++ b/drivers/iio/dac/ad5380.c @@ -247,8 +247,10 @@ static struct iio_chan_spec_ext_info ad5380_ext_info[] = { .name = "powerdown", .read = ad5380_read_dac_powerdown, .write = ad5380_write_dac_powerdown, + .shared = IIO_SEPARATE, }, - IIO_ENUM("powerdown_mode", true, &ad5380_powerdown_mode_enum), + IIO_ENUM("powerdown_mode", IIO_SHARED_BY_TYPE, + &ad5380_powerdown_mode_enum), IIO_ENUM_AVAILABLE("powerdown_mode", &ad5380_powerdown_mode_enum), { }, }; diff --git a/drivers/iio/dac/ad5446.c b/drivers/iio/dac/ad5446.c index 96e9ed4..6dcb6d9 100644 --- a/drivers/iio/dac/ad5446.c +++ b/drivers/iio/dac/ad5446.c @@ -132,8 +132,9 @@ static const struct iio_chan_spec_ext_info ad5446_ext_info_powerdown[] = { .name = "powerdown", .read = ad5446_read_dac_powerdown, .write = ad5446_write_dac_powerdown, + .shared = IIO_SEPARATE, }, - IIO_ENUM("powerdown_mode", false, &ad5446_powerdown_mode_enum), + IIO_ENUM("powerdown_mode", IIO_SEPARATE, &ad5446_powerdown_mode_enum), IIO_ENUM_AVAILABLE("powerdown_mode", &ad5446_powerdown_mode_enum), { }, }; diff --git a/drivers/iio/dac/ad5504.c b/drivers/iio/dac/ad5504.c index caffb16..31f4ff2 100644 --- a/drivers/iio/dac/ad5504.c +++ b/drivers/iio/dac/ad5504.c @@ -248,8 +248,10 @@ static const struct iio_chan_spec_ext_info ad5504_ext_info[] = { .name = "powerdown", .read = ad5504_read_dac_powerdown, .write = ad5504_write_dac_powerdown, + .shared = IIO_SEPARATE, }, - IIO_ENUM("powerdown_mode", true, &ad5504_powerdown_mode_enum), + IIO_ENUM("powerdown_mode", IIO_SHARED_BY_TYPE, + &ad5504_powerdown_mode_enum), IIO_ENUM_AVAILABLE("powerdown_mode", &ad5504_powerdown_mode_enum), { }, }; diff --git a/drivers/iio/dac/ad5624r_spi.c b/drivers/iio/dac/ad5624r_spi.c index 714af75..dbb1289 100644 --- a/drivers/iio/dac/ad5624r_spi.c +++ b/drivers/iio/dac/ad5624r_spi.c @@ -163,8 +163,10 @@ static const struct iio_chan_spec_ext_info ad5624r_ext_info[] = { .name = "powerdown", .read = ad5624r_read_dac_powerdown, .write = ad5624r_write_dac_powerdown, + .shared = IIO_SEPARATE, }, - IIO_ENUM("powerdown_mode", true, &ad5624r_powerdown_mode_enum), + IIO_ENUM("powerdown_mode", IIO_SHARED_BY_TYPE, + &ad5624r_powerdown_mode_enum), IIO_ENUM_AVAILABLE("powerdown_mode", &ad5624r_powerdown_mode_enum), { }, }; diff --git a/drivers/iio/dac/ad5686.c b/drivers/iio/dac/ad5686.c index 57825ea..f472b48 100644 --- a/drivers/iio/dac/ad5686.c +++ b/drivers/iio/dac/ad5686.c @@ -213,7 +213,6 @@ static int ad5686_read_raw(struct iio_dev *indio_dev, return ret; *val = ret; return IIO_VAL_INT; - break; case IIO_CHAN_INFO_SCALE: scale_uv = (st->vref_mv * 100000) >> (chan->scan_type.realbits); @@ -265,8 +264,9 @@ static const struct iio_chan_spec_ext_info ad5686_ext_info[] = { .name = "powerdown", .read = ad5686_read_dac_powerdown, .write = ad5686_write_dac_powerdown, + .shared = IIO_SEPARATE, }, - IIO_ENUM("powerdown_mode", false, &ad5686_powerdown_mode_enum), + IIO_ENUM("powerdown_mode", IIO_SEPARATE, &ad5686_powerdown_mode_enum), IIO_ENUM_AVAILABLE("powerdown_mode", &ad5686_powerdown_mode_enum), { }, }; diff --git a/drivers/iio/dac/ad5755.c b/drivers/iio/dac/ad5755.c index 36a4361..f305a0c 100644 --- a/drivers/iio/dac/ad5755.c +++ b/drivers/iio/dac/ad5755.c @@ -386,6 +386,7 @@ static const struct iio_chan_spec_ext_info ad5755_ext_info[] = { .name = "powerdown", .read = ad5755_read_powerdown, .write = ad5755_write_powerdown, + .shared = IIO_SEPARATE, }, { }, }; diff --git a/drivers/iio/dac/ad5791.c b/drivers/iio/dac/ad5791.c index ce74589..3cee89b 100644 --- a/drivers/iio/dac/ad5791.c +++ b/drivers/iio/dac/ad5791.c @@ -287,11 +287,12 @@ static int ad5791_read_raw(struct iio_dev *indio_dev, static const struct iio_chan_spec_ext_info ad5791_ext_info[] = { { .name = "powerdown", - .shared = true, + .shared = IIO_SHARED_BY_TYPE, .read = ad5791_read_dac_powerdown, .write = ad5791_write_dac_powerdown, }, - IIO_ENUM("powerdown_mode", true, &ad5791_powerdown_mode_enum), + IIO_ENUM("powerdown_mode", IIO_SHARED_BY_TYPE, + &ad5791_powerdown_mode_enum), IIO_ENUM_AVAILABLE("powerdown_mode", &ad5791_powerdown_mode_enum), { }, }; diff --git a/drivers/iio/dac/ad7303.c b/drivers/iio/dac/ad7303.c index ed2d276..d0505fd 100644 --- a/drivers/iio/dac/ad7303.c +++ b/drivers/iio/dac/ad7303.c @@ -169,6 +169,7 @@ static const struct iio_chan_spec_ext_info ad7303_ext_info[] = { .name = "powerdown", .read = ad7303_read_dac_powerdown, .write = ad7303_write_dac_powerdown, + .shared = IIO_SEPARATE, }, { }, }; diff --git a/drivers/iio/dac/mcp4725.c b/drivers/iio/dac/mcp4725.c index 1397b6e..7a42d85 100644 --- a/drivers/iio/dac/mcp4725.c +++ b/drivers/iio/dac/mcp4725.c @@ -195,8 +195,9 @@ static const struct iio_chan_spec_ext_info mcp4725_ext_info[] = { .name = "powerdown", .read = mcp4725_read_powerdown, .write = mcp4725_write_powerdown, + .shared = IIO_SEPARATE, }, - IIO_ENUM("powerdown_mode", false, &mcp4725_powerdown_mode_enum), + IIO_ENUM("powerdown_mode", IIO_SEPARATE, &mcp4725_powerdown_mode_enum), IIO_ENUM_AVAILABLE("powerdown_mode", &mcp4725_powerdown_mode_enum), { }, }; diff --git a/drivers/iio/frequency/adf4350.c b/drivers/iio/frequency/adf4350.c index a7b30be..85152547 100644 --- a/drivers/iio/frequency/adf4350.c +++ b/drivers/iio/frequency/adf4350.c @@ -351,6 +351,7 @@ static ssize_t adf4350_read(struct iio_dev *indio_dev, .read = adf4350_read, \ .write = adf4350_write, \ .private = _ident, \ + .shared = IIO_SEPARATE, \ } static const struct iio_chan_spec_ext_info adf4350_ext_info[] = { diff --git a/drivers/iio/gyro/adis16130.c b/drivers/iio/gyro/adis16130.c index ac66fc1..9155cf6 100644 --- a/drivers/iio/gyro/adis16130.c +++ b/drivers/iio/gyro/adis16130.c @@ -103,7 +103,6 @@ static int adis16130_read_raw(struct iio_dev *indio_dev, default: return -EINVAL; } - break; case IIO_CHAN_INFO_OFFSET: switch (chan->type) { case IIO_ANGL_VEL: @@ -115,7 +114,6 @@ static int adis16130_read_raw(struct iio_dev *indio_dev, default: return -EINVAL; } - break; } return -EINVAL; diff --git a/drivers/iio/gyro/adis16260.c b/drivers/iio/gyro/adis16260.c index 0654116..22b6fb8 100644 --- a/drivers/iio/gyro/adis16260.c +++ b/drivers/iio/gyro/adis16260.c @@ -239,7 +239,6 @@ static int adis16260_read_raw(struct iio_dev *indio_dev, default: return -EINVAL; } - break; case IIO_CHAN_INFO_OFFSET: *val = 250000 / 1453; /* 25 C = 0x00 */ return IIO_VAL_INT; diff --git a/drivers/iio/gyro/adxrs450.c b/drivers/iio/gyro/adxrs450.c index 6dab299..c1f40ef 100644 --- a/drivers/iio/gyro/adxrs450.c +++ b/drivers/iio/gyro/adxrs450.c @@ -354,7 +354,6 @@ static int adxrs450_read_raw(struct iio_dev *indio_dev, default: return -EINVAL; } - break; case IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW: ret = adxrs450_spi_read_reg_16(indio_dev, ADXRS450_QUAD1, &t); if (ret) diff --git a/drivers/iio/gyro/hid-sensor-gyro-3d.c b/drivers/iio/gyro/hid-sensor-gyro-3d.c index c688d97..ea01c6bc 100644 --- a/drivers/iio/gyro/hid-sensor-gyro-3d.c +++ b/drivers/iio/gyro/hid-sensor-gyro-3d.c @@ -182,10 +182,11 @@ static const struct iio_info gyro_3d_info = { }; /* Function to push data to buffer */ -static void hid_sensor_push_data(struct iio_dev *indio_dev, u8 *data, int len) +static void hid_sensor_push_data(struct iio_dev *indio_dev, const void *data, + int len) { dev_dbg(&indio_dev->dev, "hid_sensor_push_data\n"); - iio_push_to_buffers(indio_dev, (u8 *)data); + iio_push_to_buffers(indio_dev, data); } /* Callback handler to send event after all samples are received and captured */ @@ -200,7 +201,7 @@ static int gyro_3d_proc_event(struct hid_sensor_hub_device *hsdev, gyro_state->common_attributes.data_ready); if (gyro_state->common_attributes.data_ready) hid_sensor_push_data(indio_dev, - (u8 *)gyro_state->gyro_val, + gyro_state->gyro_val, sizeof(gyro_state->gyro_val)); return 0; diff --git a/drivers/iio/gyro/itg3200_buffer.c b/drivers/iio/gyro/itg3200_buffer.c index 6c43af9..e3b3c50 100644 --- a/drivers/iio/gyro/itg3200_buffer.c +++ b/drivers/iio/gyro/itg3200_buffer.c @@ -55,11 +55,8 @@ static irqreturn_t itg3200_trigger_handler(int irq, void *p) if (ret < 0) goto error_ret; - if (indio_dev->scan_timestamp) - memcpy(buf + indio_dev->scan_bytes - sizeof(s64), - &pf->timestamp, sizeof(pf->timestamp)); + iio_push_to_buffers_with_timestamp(indio_dev, buf, pf->timestamp); - iio_push_to_buffers(indio_dev, (u8 *)buf); iio_trigger_notify_done(indio_dev->trig); error_ret: diff --git a/drivers/iio/gyro/st_gyro_core.c b/drivers/iio/gyro/st_gyro_core.c index e13c2b0..d53d91a 100644 --- a/drivers/iio/gyro/st_gyro_core.c +++ b/drivers/iio/gyro/st_gyro_core.c @@ -305,8 +305,9 @@ static const struct iio_trigger_ops st_gyro_trigger_ops = { int st_gyro_common_probe(struct iio_dev *indio_dev, struct st_sensors_platform_data *pdata) { - int err; struct st_sensor_data *gdata = iio_priv(indio_dev); + int irq = gdata->get_irq_data_ready(indio_dev); + int err; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &gyro_info; @@ -314,7 +315,7 @@ int st_gyro_common_probe(struct iio_dev *indio_dev, err = st_sensors_check_device_support(indio_dev, ARRAY_SIZE(st_gyro_sensors), st_gyro_sensors); if (err < 0) - goto st_gyro_common_probe_error; + return err; gdata->num_data_channels = ST_GYRO_NUMBER_DATA_CHANNELS; gdata->multiread_bit = gdata->sensor->multi_read_bit; @@ -327,13 +328,13 @@ int st_gyro_common_probe(struct iio_dev *indio_dev, err = st_sensors_init_sensor(indio_dev, pdata); if (err < 0) - goto st_gyro_common_probe_error; + return err; - if (gdata->get_irq_data_ready(indio_dev) > 0) { - err = st_gyro_allocate_ring(indio_dev); - if (err < 0) - goto st_gyro_common_probe_error; + err = st_gyro_allocate_ring(indio_dev); + if (err < 0) + return err; + if (irq > 0) { err = st_sensors_allocate_trigger(indio_dev, ST_GYRO_TRIGGER_OPS); if (err < 0) @@ -344,15 +345,14 @@ int st_gyro_common_probe(struct iio_dev *indio_dev, if (err) goto st_gyro_device_register_error; - return err; + return 0; st_gyro_device_register_error: - if (gdata->get_irq_data_ready(indio_dev) > 0) + if (irq > 0) st_sensors_deallocate_trigger(indio_dev); st_gyro_probe_trigger_error: - if (gdata->get_irq_data_ready(indio_dev) > 0) - st_gyro_deallocate_ring(indio_dev); -st_gyro_common_probe_error: + st_gyro_deallocate_ring(indio_dev); + return err; } EXPORT_SYMBOL(st_gyro_common_probe); @@ -362,10 +362,10 @@ void st_gyro_common_remove(struct iio_dev *indio_dev) struct st_sensor_data *gdata = iio_priv(indio_dev); iio_device_unregister(indio_dev); - if (gdata->get_irq_data_ready(indio_dev) > 0) { + if (gdata->get_irq_data_ready(indio_dev) > 0) st_sensors_deallocate_trigger(indio_dev); - st_gyro_deallocate_ring(indio_dev); - } + + st_gyro_deallocate_ring(indio_dev); } EXPORT_SYMBOL(st_gyro_common_remove); diff --git a/drivers/iio/iio_core.h b/drivers/iio/iio_core.h index 9b32253..9209f47 100644 --- a/drivers/iio/iio_core.h +++ b/drivers/iio/iio_core.h @@ -30,7 +30,7 @@ int __iio_add_chan_devattr(const char *postfix, const char *buf, size_t len), u64 mask, - bool generic, + enum iio_shared_by shared_by, struct device *dev, struct list_head *attr_list); diff --git a/drivers/iio/imu/adis16400_buffer.c b/drivers/iio/imu/adis16400_buffer.c index 054c01d..f2cf829 100644 --- a/drivers/iio/imu/adis16400_buffer.c +++ b/drivers/iio/imu/adis16400_buffer.c @@ -82,13 +82,8 @@ irqreturn_t adis16400_trigger_handler(int irq, void *p) spi_setup(st->adis.spi); } - /* Guaranteed to be aligned with 8 byte boundary */ - if (indio_dev->scan_timestamp) { - void *b = adis->buffer + indio_dev->scan_bytes - sizeof(s64); - *(s64 *)b = pf->timestamp; - } - - iio_push_to_buffers(indio_dev, adis->buffer); + iio_push_to_buffers_with_timestamp(indio_dev, adis->buffer, + pf->timestamp); iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/iio/imu/adis_buffer.c b/drivers/iio/imu/adis_buffer.c index 99d8e0b..cb32b59 100644 --- a/drivers/iio/imu/adis_buffer.c +++ b/drivers/iio/imu/adis_buffer.c @@ -102,13 +102,8 @@ static irqreturn_t adis_trigger_handler(int irq, void *p) mutex_unlock(&adis->txrx_lock); } - /* Guaranteed to be aligned with 8 byte boundary */ - if (indio_dev->scan_timestamp) { - void *b = adis->buffer + indio_dev->scan_bytes - sizeof(s64); - *(s64 *)b = pf->timestamp; - } - - iio_push_to_buffers(indio_dev, adis->buffer); + iio_push_to_buffers_with_timestamp(indio_dev, adis->buffer, + pf->timestamp); iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c index 7da0832..4295171 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c @@ -124,7 +124,6 @@ irqreturn_t inv_mpu6050_read_fifo(int irq, void *p) u8 data[INV_MPU6050_OUTPUT_DATA_SIZE]; u16 fifo_count; s64 timestamp; - u64 *tmp; mutex_lock(&indio_dev->mlock); if (!(st->chip_config.accl_fifo_enable | @@ -170,9 +169,8 @@ irqreturn_t inv_mpu6050_read_fifo(int irq, void *p) if (0 == result) timestamp = 0; - tmp = (u64 *)data; - tmp[DIV_ROUND_UP(bytes_per_datum, 8)] = timestamp; - result = iio_push_to_buffers(indio_dev, data); + result = iio_push_to_buffers_with_timestamp(indio_dev, data, + timestamp); if (result) goto flush_fifo; fifo_count -= bytes_per_datum; diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index 2710f72..e9f389b 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -31,16 +31,9 @@ static const char * const iio_endian_prefix[] = { [IIO_LE] = "le", }; -static bool iio_buffer_is_active(struct iio_dev *indio_dev, - struct iio_buffer *buf) +static bool iio_buffer_is_active(struct iio_buffer *buf) { - struct list_head *p; - - list_for_each(p, &indio_dev->buffer_list) - if (p == &buf->buffer_list) - return true; - - return false; + return !list_empty(&buf->buffer_list); } /** @@ -79,6 +72,7 @@ unsigned int iio_buffer_poll(struct file *filp, void iio_buffer_init(struct iio_buffer *buffer) { INIT_LIST_HEAD(&buffer->demux_list); + INIT_LIST_HEAD(&buffer->buffer_list); init_waitqueue_head(&buffer->pollq); } EXPORT_SYMBOL(iio_buffer_init); @@ -146,7 +140,7 @@ static ssize_t iio_scan_el_store(struct device *dev, if (ret < 0) return ret; mutex_lock(&indio_dev->mlock); - if (iio_buffer_is_active(indio_dev, indio_dev->buffer)) { + if (iio_buffer_is_active(indio_dev->buffer)) { ret = -EBUSY; goto error_ret; } @@ -192,7 +186,7 @@ static ssize_t iio_scan_el_ts_store(struct device *dev, return ret; mutex_lock(&indio_dev->mlock); - if (iio_buffer_is_active(indio_dev, indio_dev->buffer)) { + if (iio_buffer_is_active(indio_dev->buffer)) { ret = -EBUSY; goto error_ret; } @@ -214,7 +208,7 @@ static int iio_buffer_add_channel_sysfs(struct iio_dev *indio_dev, &iio_show_scan_index, NULL, 0, - 0, + IIO_SEPARATE, &indio_dev->dev, &buffer->scan_el_dev_attr_list); if (ret) @@ -249,6 +243,8 @@ static int iio_buffer_add_channel_sysfs(struct iio_dev *indio_dev, 0, &indio_dev->dev, &buffer->scan_el_dev_attr_list); + if (ret) + goto error_ret; attrcount++; ret = attrcount; error_ret: @@ -396,7 +392,7 @@ ssize_t iio_buffer_write_length(struct device *dev, return len; mutex_lock(&indio_dev->mlock); - if (iio_buffer_is_active(indio_dev, indio_dev->buffer)) { + if (iio_buffer_is_active(indio_dev->buffer)) { ret = -EBUSY; } else { if (buffer->access->set_length) @@ -414,13 +410,11 @@ ssize_t iio_buffer_show_enable(struct device *dev, char *buf) { struct iio_dev *indio_dev = dev_to_iio_dev(dev); - return sprintf(buf, "%d\n", - iio_buffer_is_active(indio_dev, - indio_dev->buffer)); + return sprintf(buf, "%d\n", iio_buffer_is_active(indio_dev->buffer)); } EXPORT_SYMBOL(iio_buffer_show_enable); -/* note NULL used as error indicator as it doesn't make sense. */ +/* Note NULL used as error indicator as it doesn't make sense. */ static const unsigned long *iio_scan_mask_match(const unsigned long *av_masks, unsigned int masklength, const unsigned long *mask) @@ -435,8 +429,8 @@ static const unsigned long *iio_scan_mask_match(const unsigned long *av_masks, return NULL; } -static int iio_compute_scan_bytes(struct iio_dev *indio_dev, const long *mask, - bool timestamp) +static int iio_compute_scan_bytes(struct iio_dev *indio_dev, + const unsigned long *mask, bool timestamp) { const struct iio_chan_spec *ch; unsigned bytes = 0; @@ -509,7 +503,7 @@ int iio_update_buffers(struct iio_dev *indio_dev, indio_dev->active_scan_mask = NULL; if (remove_buffer) - list_del(&remove_buffer->buffer_list); + list_del_init(&remove_buffer->buffer_list); if (insert_buffer) list_add(&insert_buffer->buffer_list, &indio_dev->buffer_list); @@ -521,7 +515,7 @@ int iio_update_buffers(struct iio_dev *indio_dev, return 0; } - /* What scan mask do we actually have ?*/ + /* What scan mask do we actually have? */ compound_mask = kcalloc(BITS_TO_LONGS(indio_dev->masklength), sizeof(long), GFP_KERNEL); if (compound_mask == NULL) { @@ -546,7 +540,7 @@ int iio_update_buffers(struct iio_dev *indio_dev, * Roll back. * Note can only occur when adding a buffer. */ - list_del(&insert_buffer->buffer_list); + list_del_init(&insert_buffer->buffer_list); if (old_mask) { indio_dev->active_scan_mask = old_mask; success = -EINVAL; @@ -594,7 +588,7 @@ int iio_update_buffers(struct iio_dev *indio_dev, goto error_run_postdisable; } } - /* Definitely possible for devices to support both of these.*/ + /* Definitely possible for devices to support both of these. */ if (indio_dev->modes & INDIO_BUFFER_TRIGGERED) { if (!indio_dev->trig) { printk(KERN_INFO "Buffer not started: no trigger\n"); @@ -605,7 +599,7 @@ int iio_update_buffers(struct iio_dev *indio_dev, indio_dev->currentmode = INDIO_BUFFER_TRIGGERED; } else if (indio_dev->modes & INDIO_BUFFER_HARDWARE) { indio_dev->currentmode = INDIO_BUFFER_HARDWARE; - } else { /* should never be reached */ + } else { /* Should never be reached */ ret = -EINVAL; goto error_run_postdisable; } @@ -637,7 +631,7 @@ error_run_postdisable: error_remove_inserted: if (insert_buffer) - list_del(&insert_buffer->buffer_list); + list_del_init(&insert_buffer->buffer_list); indio_dev->active_scan_mask = old_mask; kfree(compound_mask); error_ret: @@ -654,7 +648,6 @@ ssize_t iio_buffer_store_enable(struct device *dev, int ret; bool requested_state; struct iio_dev *indio_dev = dev_to_iio_dev(dev); - struct iio_buffer *pbuf = indio_dev->buffer; bool inlist; ret = strtobool(buf, &requested_state); @@ -664,7 +657,7 @@ ssize_t iio_buffer_store_enable(struct device *dev, mutex_lock(&indio_dev->mlock); /* Find out if it is in the list */ - inlist = iio_buffer_is_active(indio_dev, pbuf); + inlist = iio_buffer_is_active(indio_dev->buffer); /* Already in desired state */ if (inlist == requested_state) goto done; @@ -729,6 +722,7 @@ static bool iio_validate_scan_mask(struct iio_dev *indio_dev, /** * iio_scan_mask_set() - set particular bit in the scan mask + * @indio_dev: the iio device * @buffer: the buffer whose scan mask we are interested in * @bit: the bit to be set. * @@ -749,7 +743,7 @@ int iio_scan_mask_set(struct iio_dev *indio_dev, if (trialmask == NULL) return -ENOMEM; if (!indio_dev->masklength) { - WARN_ON("trying to set scanmask prior to registering buffer\n"); + WARN_ON("Trying to set scanmask prior to registering buffer\n"); goto err_invalid_mask; } bitmap_copy(trialmask, buffer->scan_mask, indio_dev->masklength); @@ -804,8 +798,8 @@ struct iio_demux_table { struct list_head l; }; -static unsigned char *iio_demux(struct iio_buffer *buffer, - unsigned char *datain) +static const void *iio_demux(struct iio_buffer *buffer, + const void *datain) { struct iio_demux_table *t; @@ -818,9 +812,9 @@ static unsigned char *iio_demux(struct iio_buffer *buffer, return buffer->demux_bounce; } -static int iio_push_to_buffer(struct iio_buffer *buffer, unsigned char *data) +static int iio_push_to_buffer(struct iio_buffer *buffer, const void *data) { - unsigned char *dataout = iio_demux(buffer, data); + const void *dataout = iio_demux(buffer, data); return buffer->access->store_to(buffer, dataout); } @@ -835,7 +829,7 @@ static void iio_buffer_demux_free(struct iio_buffer *buffer) } -int iio_push_to_buffers(struct iio_dev *indio_dev, unsigned char *data) +int iio_push_to_buffers(struct iio_dev *indio_dev, const void *data) { int ret; struct iio_buffer *buf; diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index 8e84cd5..863aa01 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -101,6 +101,7 @@ static const char * const iio_chan_info_postfix[] = { [IIO_CHAN_INFO_PHASE] = "phase", [IIO_CHAN_INFO_HARDWAREGAIN] = "hardwaregain", [IIO_CHAN_INFO_HYSTERESIS] = "hysteresis", + [IIO_CHAN_INFO_INT_TIME] = "integration_time", }; const struct iio_chan_spec @@ -516,14 +517,15 @@ int __iio_device_attr_init(struct device_attribute *dev_attr, struct device_attribute *attr, const char *buf, size_t len), - bool generic) + enum iio_shared_by shared_by) { - int ret; - char *name_format, *full_postfix; + int ret = 0; + char *name_format = NULL; + char *full_postfix; sysfs_attr_init(&dev_attr->attr); /* Build up postfix of <extend_name>_<modifier>_postfix */ - if (chan->modified && !generic) { + if (chan->modified && (shared_by == IIO_SEPARATE)) { if (chan->extend_name) full_postfix = kasprintf(GFP_KERNEL, "%s_%s_%s", iio_modifier_names[chan @@ -544,53 +546,78 @@ int __iio_device_attr_init(struct device_attribute *dev_attr, chan->extend_name, postfix); } - if (full_postfix == NULL) { - ret = -ENOMEM; - goto error_ret; - } + if (full_postfix == NULL) + return -ENOMEM; if (chan->differential) { /* Differential can not have modifier */ - if (generic) + switch (shared_by) { + case IIO_SHARED_BY_ALL: + name_format = kasprintf(GFP_KERNEL, "%s", full_postfix); + break; + case IIO_SHARED_BY_DIR: + name_format = kasprintf(GFP_KERNEL, "%s_%s", + iio_direction[chan->output], + full_postfix); + break; + case IIO_SHARED_BY_TYPE: name_format = kasprintf(GFP_KERNEL, "%s_%s-%s_%s", iio_direction[chan->output], iio_chan_type_name_spec[chan->type], iio_chan_type_name_spec[chan->type], full_postfix); - else if (chan->indexed) + break; + case IIO_SEPARATE: + if (!chan->indexed) { + WARN_ON("Differential channels must be indexed\n"); + ret = -EINVAL; + goto error_free_full_postfix; + } name_format - = kasprintf(GFP_KERNEL, "%s_%s%d-%s%d_%s", + = kasprintf(GFP_KERNEL, + "%s_%s%d-%s%d_%s", iio_direction[chan->output], iio_chan_type_name_spec[chan->type], chan->channel, iio_chan_type_name_spec[chan->type], chan->channel2, full_postfix); - else { - WARN_ON("Differential channels must be indexed\n"); - ret = -EINVAL; - goto error_free_full_postfix; + break; } } else { /* Single ended */ - if (generic) - name_format - = kasprintf(GFP_KERNEL, "%s_%s_%s", - iio_direction[chan->output], - iio_chan_type_name_spec[chan->type], - full_postfix); - else if (chan->indexed) - name_format - = kasprintf(GFP_KERNEL, "%s_%s%d_%s", - iio_direction[chan->output], - iio_chan_type_name_spec[chan->type], - chan->channel, - full_postfix); - else + switch (shared_by) { + case IIO_SHARED_BY_ALL: + name_format = kasprintf(GFP_KERNEL, "%s", full_postfix); + break; + case IIO_SHARED_BY_DIR: + name_format = kasprintf(GFP_KERNEL, "%s_%s", + iio_direction[chan->output], + full_postfix); + break; + case IIO_SHARED_BY_TYPE: name_format = kasprintf(GFP_KERNEL, "%s_%s_%s", iio_direction[chan->output], iio_chan_type_name_spec[chan->type], full_postfix); + break; + + case IIO_SEPARATE: + if (chan->indexed) + name_format + = kasprintf(GFP_KERNEL, "%s_%s%d_%s", + iio_direction[chan->output], + iio_chan_type_name_spec[chan->type], + chan->channel, + full_postfix); + else + name_format + = kasprintf(GFP_KERNEL, "%s_%s_%s", + iio_direction[chan->output], + iio_chan_type_name_spec[chan->type], + full_postfix); + break; + } } if (name_format == NULL) { ret = -ENOMEM; @@ -614,16 +641,11 @@ int __iio_device_attr_init(struct device_attribute *dev_attr, dev_attr->attr.mode |= S_IWUSR; dev_attr->store = writefunc; } - kfree(name_format); - kfree(full_postfix); - - return 0; - error_free_name_format: kfree(name_format); error_free_full_postfix: kfree(full_postfix); -error_ret: + return ret; } @@ -642,7 +664,7 @@ int __iio_add_chan_devattr(const char *postfix, const char *buf, size_t len), u64 mask, - bool generic, + enum iio_shared_by shared_by, struct device *dev, struct list_head *attr_list) { @@ -656,7 +678,7 @@ int __iio_add_chan_devattr(const char *postfix, } ret = __iio_device_attr_init(&iio_attr->dev_attr, postfix, chan, - readfunc, writefunc, generic); + readfunc, writefunc, shared_by); if (ret) goto error_iio_dev_attr_free; iio_attr->c = chan; @@ -664,7 +686,7 @@ int __iio_add_chan_devattr(const char *postfix, list_for_each_entry(t, attr_list, l) if (strcmp(t->dev_attr.attr.name, iio_attr->dev_attr.attr.name) == 0) { - if (!generic) + if (shared_by == IIO_SEPARATE) dev_err(dev, "tried to double register : %s\n", t->dev_attr.attr.name); ret = -EBUSY; @@ -682,46 +704,68 @@ error_ret: return ret; } -static int iio_device_add_channel_sysfs(struct iio_dev *indio_dev, - struct iio_chan_spec const *chan) +static int iio_device_add_info_mask_type(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, + enum iio_shared_by shared_by, + const long *infomask) { - int ret, attrcount = 0; - int i; - const struct iio_chan_spec_ext_info *ext_info; + int i, ret, attrcount = 0; - if (chan->channel < 0) - return 0; - for_each_set_bit(i, &chan->info_mask_separate, sizeof(long)*8) { + for_each_set_bit(i, infomask, sizeof(infomask)*8) { ret = __iio_add_chan_devattr(iio_chan_info_postfix[i], chan, &iio_read_channel_info, &iio_write_channel_info, i, - 0, + shared_by, &indio_dev->dev, &indio_dev->channel_attr_list); - if (ret < 0) - goto error_ret; - attrcount++; - } - for_each_set_bit(i, &chan->info_mask_shared_by_type, sizeof(long)*8) { - ret = __iio_add_chan_devattr(iio_chan_info_postfix[i], - chan, - &iio_read_channel_info, - &iio_write_channel_info, - i, - 1, - &indio_dev->dev, - &indio_dev->channel_attr_list); - if (ret == -EBUSY) { - ret = 0; + if ((ret == -EBUSY) && (shared_by != IIO_SEPARATE)) continue; - } else if (ret < 0) { - goto error_ret; - } + else if (ret < 0) + return ret; attrcount++; } + return attrcount; +} + +static int iio_device_add_channel_sysfs(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan) +{ + int ret, attrcount = 0; + const struct iio_chan_spec_ext_info *ext_info; + + if (chan->channel < 0) + return 0; + ret = iio_device_add_info_mask_type(indio_dev, chan, + IIO_SEPARATE, + &chan->info_mask_separate); + if (ret < 0) + return ret; + attrcount += ret; + + ret = iio_device_add_info_mask_type(indio_dev, chan, + IIO_SHARED_BY_TYPE, + &chan->info_mask_shared_by_type); + if (ret < 0) + return ret; + attrcount += ret; + + ret = iio_device_add_info_mask_type(indio_dev, chan, + IIO_SHARED_BY_DIR, + &chan->info_mask_shared_by_dir); + if (ret < 0) + return ret; + attrcount += ret; + + ret = iio_device_add_info_mask_type(indio_dev, chan, + IIO_SHARED_BY_ALL, + &chan->info_mask_shared_by_all); + if (ret < 0) + return ret; + attrcount += ret; + if (chan->ext_info) { unsigned int i = 0; for (ext_info = chan->ext_info; ext_info->name; ext_info++) { @@ -740,15 +784,13 @@ static int iio_device_add_channel_sysfs(struct iio_dev *indio_dev, continue; if (ret) - goto error_ret; + return ret; attrcount++; } } - ret = attrcount; -error_ret: - return ret; + return attrcount; } static void iio_device_remove_and_free_read_attr(struct iio_dev *indio_dev, diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c index 6be65ef..36f0c8e 100644 --- a/drivers/iio/industrialio-event.c +++ b/drivers/iio/industrialio-event.c @@ -166,7 +166,7 @@ int iio_event_getfd(struct iio_dev *indio_dev) iio_device_get(indio_dev); fd = anon_inode_getfd("iio:event", &iio_event_chrdev_fileops, - indio_dev, O_RDONLY); + indio_dev, O_RDONLY | O_CLOEXEC); if (fd < 0) { spin_lock_irq(&ev_int->wait.lock); __clear_bit(IIO_BUSY_BIT_POS, &ev_int->flags); diff --git a/drivers/iio/kfifo_buf.c b/drivers/iio/kfifo_buf.c index a923c78..538d461 100644 --- a/drivers/iio/kfifo_buf.c +++ b/drivers/iio/kfifo_buf.c @@ -7,6 +7,7 @@ #include <linux/mutex.h> #include <linux/iio/kfifo_buf.h> #include <linux/sched.h> +#include <linux/poll.h> struct iio_kfifo { struct iio_buffer buffer; @@ -94,7 +95,7 @@ static int iio_set_length_kfifo(struct iio_buffer *r, int length) } static int iio_store_to_kfifo(struct iio_buffer *r, - u8 *data) + const void *data) { int ret; struct iio_kfifo *kf = iio_to_kfifo(r); @@ -102,7 +103,7 @@ static int iio_store_to_kfifo(struct iio_buffer *r, if (ret != 1) return -EBUSY; r->stufftoread = true; - wake_up_interruptible(&r->pollq); + wake_up_interruptible_poll(&r->pollq, POLLIN | POLLRDNORM); return 0; } diff --git a/drivers/iio/light/Kconfig b/drivers/iio/light/Kconfig index bf9fa0d..0a25ae6 100644 --- a/drivers/iio/light/Kconfig +++ b/drivers/iio/light/Kconfig @@ -27,6 +27,18 @@ config APDS9300 To compile this driver as a module, choose M here: the module will be called apds9300. +config GP2AP020A00F + tristate "Sharp GP2AP020A00F Proximity/ALS sensor" + depends on I2C + select IIO_BUFFER + select IIO_TRIGGERED_BUFFER + help + Say Y here if you have a Sharp GP2AP020A00F proximity/ALS combo-chip + hooked to an I2C bus. + + To compile this driver as a module, choose M here: the + module will be called gp2ap020a00f. + config HID_SENSOR_ALS depends on HID_SENSOR_HUB select IIO_BUFFER @@ -55,6 +67,16 @@ config SENSORS_LM3533 changes. The ALS-control output values can be set per zone for the three current output channels. +config TCS3472 + tristate "TAOS TCS3472 color light-to-digital converter" + depends on I2C + help + If you say yes here you get support for the TAOS TCS3472 + family of color light-to-digital converters with IR filter. + + This driver can also be built as a module. If so, the module + will be called tcs3472. + config SENSORS_TSL2563 tristate "TAOS TSL2560, TSL2561, TSL2562 and TSL2563 ambient light sensors" depends on I2C @@ -65,6 +87,16 @@ config SENSORS_TSL2563 This driver can also be built as a module. If so, the module will be called tsl2563. +config TSL4531 + tristate "TAOS TSL4531 ambient light sensors" + depends on I2C + help + Say Y here if you want to build a driver for the TAOS TSL4531 family + of ambient light sensors with direct lux output. + + To compile this driver as a module, choose M here: the + module will be called tsl4531. + config VCNL4000 tristate "VCNL4000 combined ALS and proximity sensor" depends on I2C diff --git a/drivers/iio/light/Makefile b/drivers/iio/light/Makefile index 354ee9a..cef590f 100644 --- a/drivers/iio/light/Makefile +++ b/drivers/iio/light/Makefile @@ -5,7 +5,10 @@ # When adding new entries keep the list in alphabetical order obj-$(CONFIG_ADJD_S311) += adjd_s311.o obj-$(CONFIG_APDS9300) += apds9300.o +obj-$(CONFIG_GP2AP020A00F) += gp2ap020a00f.o obj-$(CONFIG_HID_SENSOR_ALS) += hid-sensor-als.o obj-$(CONFIG_SENSORS_LM3533) += lm3533-als.o obj-$(CONFIG_SENSORS_TSL2563) += tsl2563.o +obj-$(CONFIG_TCS3472) += tcs3472.o +obj-$(CONFIG_TSL4531) += tsl4531.o obj-$(CONFIG_VCNL4000) += vcnl4000.o diff --git a/drivers/iio/light/adjd_s311.c b/drivers/iio/light/adjd_s311.c index 23cff79..83d15c5 100644 --- a/drivers/iio/light/adjd_s311.c +++ b/drivers/iio/light/adjd_s311.c @@ -114,43 +114,6 @@ static int adjd_s311_read_data(struct iio_dev *indio_dev, u8 reg, int *val) return 0; } -static ssize_t adjd_s311_read_int_time(struct iio_dev *indio_dev, - uintptr_t private, const struct iio_chan_spec *chan, char *buf) -{ - struct adjd_s311_data *data = iio_priv(indio_dev); - s32 ret; - - ret = i2c_smbus_read_word_data(data->client, - ADJD_S311_INT_REG(chan->address)); - if (ret < 0) - return ret; - - return sprintf(buf, "%d\n", ret & ADJD_S311_INT_MASK); -} - -static ssize_t adjd_s311_write_int_time(struct iio_dev *indio_dev, - uintptr_t private, const struct iio_chan_spec *chan, const char *buf, - size_t len) -{ - struct adjd_s311_data *data = iio_priv(indio_dev); - unsigned long int_time; - int ret; - - ret = kstrtoul(buf, 10, &int_time); - if (ret) - return ret; - - if (int_time > ADJD_S311_INT_MASK) - return -EINVAL; - - ret = i2c_smbus_write_word_data(data->client, - ADJD_S311_INT_REG(chan->address), int_time); - if (ret < 0) - return ret; - - return len; -} - static irqreturn_t adjd_s311_trigger_handler(int irq, void *p) { struct iio_poll_func *pf = p; @@ -175,10 +138,7 @@ static irqreturn_t adjd_s311_trigger_handler(int irq, void *p) len += 2; } - if (indio_dev->scan_timestamp) - *(s64 *)((u8 *)data->buffer + ALIGN(len, sizeof(s64))) - = time_ns; - iio_push_to_buffers(indio_dev, (u8 *)data->buffer); + iio_push_to_buffers_with_timestamp(indio_dev, data->buffer, time_ns); done: iio_trigger_notify_done(indio_dev->trig); @@ -186,25 +146,16 @@ done: return IRQ_HANDLED; } -static const struct iio_chan_spec_ext_info adjd_s311_ext_info[] = { - { - .name = "integration_time", - .read = adjd_s311_read_int_time, - .write = adjd_s311_write_int_time, - }, - { } -}; - #define ADJD_S311_CHANNEL(_color, _scan_idx) { \ .type = IIO_INTENSITY, \ .modified = 1, \ .address = (IDX_##_color), \ .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | \ - BIT(IIO_CHAN_INFO_HARDWAREGAIN), \ + BIT(IIO_CHAN_INFO_HARDWAREGAIN) | \ + BIT(IIO_CHAN_INFO_INT_TIME), \ .channel2 = (IIO_MOD_LIGHT_##_color), \ .scan_index = (_scan_idx), \ .scan_type = IIO_ST('u', 10, 16, 0), \ - .ext_info = adjd_s311_ext_info, \ } static const struct iio_chan_spec adjd_s311_channels[] = { @@ -236,6 +187,18 @@ static int adjd_s311_read_raw(struct iio_dev *indio_dev, return ret; *val = ret & ADJD_S311_CAP_MASK; return IIO_VAL_INT; + case IIO_CHAN_INFO_INT_TIME: + ret = i2c_smbus_read_word_data(data->client, + ADJD_S311_INT_REG(chan->address)); + if (ret < 0) + return ret; + *val = 0; + /* + * not documented, based on measurement: + * 4095 LSBs correspond to roughly 4 ms + */ + *val2 = ret & ADJD_S311_INT_MASK; + return IIO_VAL_INT_PLUS_MICRO; } return -EINVAL; } @@ -245,16 +208,20 @@ static int adjd_s311_write_raw(struct iio_dev *indio_dev, int val, int val2, long mask) { struct adjd_s311_data *data = iio_priv(indio_dev); - int ret; switch (mask) { case IIO_CHAN_INFO_HARDWAREGAIN: if (val < 0 || val > ADJD_S311_CAP_MASK) return -EINVAL; - ret = i2c_smbus_write_byte_data(data->client, + return i2c_smbus_write_byte_data(data->client, ADJD_S311_CAP_REG(chan->address), val); - return ret; + case IIO_CHAN_INFO_INT_TIME: + if (val != 0 || val2 < 0 || val2 > ADJD_S311_INT_MASK) + return -EINVAL; + + return i2c_smbus_write_word_data(data->client, + ADJD_S311_INT_REG(chan->address), val2); } return -EINVAL; } diff --git a/drivers/iio/light/gp2ap020a00f.c b/drivers/iio/light/gp2ap020a00f.c new file mode 100644 index 0000000..b1e4615 --- /dev/null +++ b/drivers/iio/light/gp2ap020a00f.c @@ -0,0 +1,1617 @@ +/* + * Copyright (C) 2013 Samsung Electronics Co., Ltd. + * Author: Jacek Anaszewski <j.anaszewski@samsung.com> + * + * IIO features supported by the driver: + * + * Read-only raw channels: + * - illiminance_clear [lux] + * - illiminance_ir + * - proximity + * + * Triggered buffer: + * - illiminance_clear + * - illiminance_ir + * - proximity + * + * Events: + * - illuminance_clear (rising and falling) + * - proximity (rising and falling) + * - both falling and rising thresholds for the proximity events + * must be set to the values greater than 0. + * + * The driver supports triggered buffers for all the three + * channels as well as high and low threshold events for the + * illuminance_clear and proxmimity channels. Triggers + * can be enabled simultaneously with both illuminance_clear + * events. Proximity events cannot be enabled simultaneously + * with any triggers or illuminance events. Enabling/disabling + * one of the proximity events automatically enables/disables + * the other one. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2, as + * published by the Free Software Foundation. + */ + +#include <linux/debugfs.h> +#include <linux/delay.h> +#include <linux/i2c.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/irq_work.h> +#include <linux/module.h> +#include <linux/mutex.h> +#include <linux/regmap.h> +#include <linux/regulator/consumer.h> +#include <linux/slab.h> +#include <linux/iio/buffer.h> +#include <linux/iio/events.h> +#include <linux/iio/iio.h> +#include <linux/iio/sysfs.h> +#include <linux/iio/trigger.h> +#include <linux/iio/trigger_consumer.h> +#include <linux/iio/triggered_buffer.h> + +#define GP2A_I2C_NAME "gp2ap020a00f" + +/* Registers */ +#define GP2AP020A00F_OP_REG 0x00 /* Basic operations */ +#define GP2AP020A00F_ALS_REG 0x01 /* ALS related settings */ +#define GP2AP020A00F_PS_REG 0x02 /* PS related settings */ +#define GP2AP020A00F_LED_REG 0x03 /* LED reg */ +#define GP2AP020A00F_TL_L_REG 0x04 /* ALS: Threshold low LSB */ +#define GP2AP020A00F_TL_H_REG 0x05 /* ALS: Threshold low MSB */ +#define GP2AP020A00F_TH_L_REG 0x06 /* ALS: Threshold high LSB */ +#define GP2AP020A00F_TH_H_REG 0x07 /* ALS: Threshold high MSB */ +#define GP2AP020A00F_PL_L_REG 0x08 /* PS: Threshold low LSB */ +#define GP2AP020A00F_PL_H_REG 0x09 /* PS: Threshold low MSB */ +#define GP2AP020A00F_PH_L_REG 0x0a /* PS: Threshold high LSB */ +#define GP2AP020A00F_PH_H_REG 0x0b /* PS: Threshold high MSB */ +#define GP2AP020A00F_D0_L_REG 0x0c /* ALS result: Clear/Illuminance LSB */ +#define GP2AP020A00F_D0_H_REG 0x0d /* ALS result: Clear/Illuminance MSB */ +#define GP2AP020A00F_D1_L_REG 0x0e /* ALS result: IR LSB */ +#define GP2AP020A00F_D1_H_REG 0x0f /* ALS result: IR LSB */ +#define GP2AP020A00F_D2_L_REG 0x10 /* PS result LSB */ +#define GP2AP020A00F_D2_H_REG 0x11 /* PS result MSB */ +#define GP2AP020A00F_NUM_REGS 0x12 /* Number of registers */ + +/* OP_REG bits */ +#define GP2AP020A00F_OP3_MASK 0x80 /* Software shutdown */ +#define GP2AP020A00F_OP3_SHUTDOWN 0x00 +#define GP2AP020A00F_OP3_OPERATION 0x80 +#define GP2AP020A00F_OP2_MASK 0x40 /* Auto shutdown/Continuous mode */ +#define GP2AP020A00F_OP2_AUTO_SHUTDOWN 0x00 +#define GP2AP020A00F_OP2_CONT_OPERATION 0x40 +#define GP2AP020A00F_OP_MASK 0x30 /* Operating mode selection */ +#define GP2AP020A00F_OP_ALS_AND_PS 0x00 +#define GP2AP020A00F_OP_ALS 0x10 +#define GP2AP020A00F_OP_PS 0x20 +#define GP2AP020A00F_OP_DEBUG 0x30 +#define GP2AP020A00F_PROX_MASK 0x08 /* PS: detection/non-detection */ +#define GP2AP020A00F_PROX_NON_DETECT 0x00 +#define GP2AP020A00F_PROX_DETECT 0x08 +#define GP2AP020A00F_FLAG_P 0x04 /* PS: interrupt result */ +#define GP2AP020A00F_FLAG_A 0x02 /* ALS: interrupt result */ +#define GP2AP020A00F_TYPE_MASK 0x01 /* Output data type selection */ +#define GP2AP020A00F_TYPE_MANUAL_CALC 0x00 +#define GP2AP020A00F_TYPE_AUTO_CALC 0x01 + +/* ALS_REG bits */ +#define GP2AP020A00F_PRST_MASK 0xc0 /* Number of measurement cycles */ +#define GP2AP020A00F_PRST_ONCE 0x00 +#define GP2AP020A00F_PRST_4_CYCLES 0x40 +#define GP2AP020A00F_PRST_8_CYCLES 0x80 +#define GP2AP020A00F_PRST_16_CYCLES 0xc0 +#define GP2AP020A00F_RES_A_MASK 0x38 /* ALS: Resolution */ +#define GP2AP020A00F_RES_A_800ms 0x00 +#define GP2AP020A00F_RES_A_400ms 0x08 +#define GP2AP020A00F_RES_A_200ms 0x10 +#define GP2AP020A00F_RES_A_100ms 0x18 +#define GP2AP020A00F_RES_A_25ms 0x20 +#define GP2AP020A00F_RES_A_6_25ms 0x28 +#define GP2AP020A00F_RES_A_1_56ms 0x30 +#define GP2AP020A00F_RES_A_0_39ms 0x38 +#define GP2AP020A00F_RANGE_A_MASK 0x07 /* ALS: Max measurable range */ +#define GP2AP020A00F_RANGE_A_x1 0x00 +#define GP2AP020A00F_RANGE_A_x2 0x01 +#define GP2AP020A00F_RANGE_A_x4 0x02 +#define GP2AP020A00F_RANGE_A_x8 0x03 +#define GP2AP020A00F_RANGE_A_x16 0x04 +#define GP2AP020A00F_RANGE_A_x32 0x05 +#define GP2AP020A00F_RANGE_A_x64 0x06 +#define GP2AP020A00F_RANGE_A_x128 0x07 + +/* PS_REG bits */ +#define GP2AP020A00F_ALC_MASK 0x80 /* Auto light cancel */ +#define GP2AP020A00F_ALC_ON 0x80 +#define GP2AP020A00F_ALC_OFF 0x00 +#define GP2AP020A00F_INTTYPE_MASK 0x40 /* Interrupt type setting */ +#define GP2AP020A00F_INTTYPE_LEVEL 0x00 +#define GP2AP020A00F_INTTYPE_PULSE 0x40 +#define GP2AP020A00F_RES_P_MASK 0x38 /* PS: Resolution */ +#define GP2AP020A00F_RES_P_800ms_x2 0x00 +#define GP2AP020A00F_RES_P_400ms_x2 0x08 +#define GP2AP020A00F_RES_P_200ms_x2 0x10 +#define GP2AP020A00F_RES_P_100ms_x2 0x18 +#define GP2AP020A00F_RES_P_25ms_x2 0x20 +#define GP2AP020A00F_RES_P_6_25ms_x2 0x28 +#define GP2AP020A00F_RES_P_1_56ms_x2 0x30 +#define GP2AP020A00F_RES_P_0_39ms_x2 0x38 +#define GP2AP020A00F_RANGE_P_MASK 0x07 /* PS: Max measurable range */ +#define GP2AP020A00F_RANGE_P_x1 0x00 +#define GP2AP020A00F_RANGE_P_x2 0x01 +#define GP2AP020A00F_RANGE_P_x4 0x02 +#define GP2AP020A00F_RANGE_P_x8 0x03 +#define GP2AP020A00F_RANGE_P_x16 0x04 +#define GP2AP020A00F_RANGE_P_x32 0x05 +#define GP2AP020A00F_RANGE_P_x64 0x06 +#define GP2AP020A00F_RANGE_P_x128 0x07 + +/* LED reg bits */ +#define GP2AP020A00F_INTVAL_MASK 0xc0 /* Intermittent operating */ +#define GP2AP020A00F_INTVAL_0 0x00 +#define GP2AP020A00F_INTVAL_4 0x40 +#define GP2AP020A00F_INTVAL_8 0x80 +#define GP2AP020A00F_INTVAL_16 0xc0 +#define GP2AP020A00F_IS_MASK 0x30 /* ILED drive peak current */ +#define GP2AP020A00F_IS_13_8mA 0x00 +#define GP2AP020A00F_IS_27_5mA 0x10 +#define GP2AP020A00F_IS_55mA 0x20 +#define GP2AP020A00F_IS_110mA 0x30 +#define GP2AP020A00F_PIN_MASK 0x0c /* INT terminal setting */ +#define GP2AP020A00F_PIN_ALS_OR_PS 0x00 +#define GP2AP020A00F_PIN_ALS 0x04 +#define GP2AP020A00F_PIN_PS 0x08 +#define GP2AP020A00F_PIN_PS_DETECT 0x0c +#define GP2AP020A00F_FREQ_MASK 0x02 /* LED modulation frequency */ +#define GP2AP020A00F_FREQ_327_5kHz 0x00 +#define GP2AP020A00F_FREQ_81_8kHz 0x02 +#define GP2AP020A00F_RST 0x01 /* Software reset */ + +#define GP2AP020A00F_SCAN_MODE_LIGHT_CLEAR 0 +#define GP2AP020A00F_SCAN_MODE_LIGHT_IR 1 +#define GP2AP020A00F_SCAN_MODE_PROXIMITY 2 +#define GP2AP020A00F_CHAN_TIMESTAMP 3 + +#define GP2AP020A00F_DATA_READY_TIMEOUT msecs_to_jiffies(1000) +#define GP2AP020A00F_DATA_REG(chan) (GP2AP020A00F_D0_L_REG + \ + (chan) * 2) +#define GP2AP020A00F_THRESH_REG(th_val_id) (GP2AP020A00F_TL_L_REG + \ + (th_val_id) * 2) +#define GP2AP020A00F_THRESH_VAL_ID(reg_addr) ((reg_addr - 4) / 2) + +#define GP2AP020A00F_SUBTRACT_MODE 0 +#define GP2AP020A00F_ADD_MODE 1 + +#define GP2AP020A00F_MAX_CHANNELS 3 + +enum gp2ap020a00f_opmode { + GP2AP020A00F_OPMODE_READ_RAW_CLEAR, + GP2AP020A00F_OPMODE_READ_RAW_IR, + GP2AP020A00F_OPMODE_READ_RAW_PROXIMITY, + GP2AP020A00F_OPMODE_ALS, + GP2AP020A00F_OPMODE_PS, + GP2AP020A00F_OPMODE_ALS_AND_PS, + GP2AP020A00F_OPMODE_PROX_DETECT, + GP2AP020A00F_OPMODE_SHUTDOWN, + GP2AP020A00F_NUM_OPMODES, +}; + +enum gp2ap020a00f_cmd { + GP2AP020A00F_CMD_READ_RAW_CLEAR, + GP2AP020A00F_CMD_READ_RAW_IR, + GP2AP020A00F_CMD_READ_RAW_PROXIMITY, + GP2AP020A00F_CMD_TRIGGER_CLEAR_EN, + GP2AP020A00F_CMD_TRIGGER_CLEAR_DIS, + GP2AP020A00F_CMD_TRIGGER_IR_EN, + GP2AP020A00F_CMD_TRIGGER_IR_DIS, + GP2AP020A00F_CMD_TRIGGER_PROX_EN, + GP2AP020A00F_CMD_TRIGGER_PROX_DIS, + GP2AP020A00F_CMD_ALS_HIGH_EV_EN, + GP2AP020A00F_CMD_ALS_HIGH_EV_DIS, + GP2AP020A00F_CMD_ALS_LOW_EV_EN, + GP2AP020A00F_CMD_ALS_LOW_EV_DIS, + GP2AP020A00F_CMD_PROX_HIGH_EV_EN, + GP2AP020A00F_CMD_PROX_HIGH_EV_DIS, + GP2AP020A00F_CMD_PROX_LOW_EV_EN, + GP2AP020A00F_CMD_PROX_LOW_EV_DIS, +}; + +enum gp2ap020a00f_flags { + GP2AP020A00F_FLAG_ALS_CLEAR_TRIGGER, + GP2AP020A00F_FLAG_ALS_IR_TRIGGER, + GP2AP020A00F_FLAG_PROX_TRIGGER, + GP2AP020A00F_FLAG_PROX_RISING_EV, + GP2AP020A00F_FLAG_PROX_FALLING_EV, + GP2AP020A00F_FLAG_ALS_RISING_EV, + GP2AP020A00F_FLAG_ALS_FALLING_EV, + GP2AP020A00F_FLAG_LUX_MODE_HI, + GP2AP020A00F_FLAG_DATA_READY, +}; + +enum gp2ap020a00f_thresh_val_id { + GP2AP020A00F_THRESH_TL, + GP2AP020A00F_THRESH_TH, + GP2AP020A00F_THRESH_PL, + GP2AP020A00F_THRESH_PH, +}; + +struct gp2ap020a00f_data { + const struct gp2ap020a00f_platform_data *pdata; + struct i2c_client *client; + struct mutex lock; + char *buffer; + struct regulator *vled_reg; + unsigned long flags; + enum gp2ap020a00f_opmode cur_opmode; + struct iio_trigger *trig; + struct regmap *regmap; + unsigned int thresh_val[4]; + u8 debug_reg_addr; + struct irq_work work; + wait_queue_head_t data_ready_queue; +}; + +static const u8 gp2ap020a00f_reg_init_tab[] = { + [GP2AP020A00F_OP_REG] = GP2AP020A00F_OP3_SHUTDOWN, + [GP2AP020A00F_ALS_REG] = GP2AP020A00F_RES_A_25ms | + GP2AP020A00F_RANGE_A_x8, + [GP2AP020A00F_PS_REG] = GP2AP020A00F_ALC_ON | + GP2AP020A00F_RES_P_1_56ms_x2 | + GP2AP020A00F_RANGE_P_x4, + [GP2AP020A00F_LED_REG] = GP2AP020A00F_INTVAL_0 | + GP2AP020A00F_IS_110mA | + GP2AP020A00F_FREQ_327_5kHz, + [GP2AP020A00F_TL_L_REG] = 0, + [GP2AP020A00F_TL_H_REG] = 0, + [GP2AP020A00F_TH_L_REG] = 0, + [GP2AP020A00F_TH_H_REG] = 0, + [GP2AP020A00F_PL_L_REG] = 0, + [GP2AP020A00F_PL_H_REG] = 0, + [GP2AP020A00F_PH_L_REG] = 0, + [GP2AP020A00F_PH_H_REG] = 0, +}; + +static bool gp2ap020a00f_is_volatile_reg(struct device *dev, unsigned int reg) +{ + switch (reg) { + case GP2AP020A00F_OP_REG: + case GP2AP020A00F_D0_L_REG: + case GP2AP020A00F_D0_H_REG: + case GP2AP020A00F_D1_L_REG: + case GP2AP020A00F_D1_H_REG: + case GP2AP020A00F_D2_L_REG: + case GP2AP020A00F_D2_H_REG: + return true; + default: + return false; + } +} + +static const struct regmap_config gp2ap020a00f_regmap_config = { + .reg_bits = 8, + .val_bits = 8, + + .max_register = GP2AP020A00F_D2_H_REG, + .cache_type = REGCACHE_RBTREE, + + .volatile_reg = gp2ap020a00f_is_volatile_reg, +}; + +static const struct gp2ap020a00f_mutable_config_regs { + u8 op_reg; + u8 als_reg; + u8 ps_reg; + u8 led_reg; +} opmode_regs_settings[GP2AP020A00F_NUM_OPMODES] = { + [GP2AP020A00F_OPMODE_READ_RAW_CLEAR] = { + GP2AP020A00F_OP_ALS | GP2AP020A00F_OP2_CONT_OPERATION + | GP2AP020A00F_OP3_OPERATION + | GP2AP020A00F_TYPE_AUTO_CALC, + GP2AP020A00F_PRST_ONCE, + GP2AP020A00F_INTTYPE_LEVEL, + GP2AP020A00F_PIN_ALS + }, + [GP2AP020A00F_OPMODE_READ_RAW_IR] = { + GP2AP020A00F_OP_ALS | GP2AP020A00F_OP2_CONT_OPERATION + | GP2AP020A00F_OP3_OPERATION + | GP2AP020A00F_TYPE_MANUAL_CALC, + GP2AP020A00F_PRST_ONCE, + GP2AP020A00F_INTTYPE_LEVEL, + GP2AP020A00F_PIN_ALS + }, + [GP2AP020A00F_OPMODE_READ_RAW_PROXIMITY] = { + GP2AP020A00F_OP_PS | GP2AP020A00F_OP2_CONT_OPERATION + | GP2AP020A00F_OP3_OPERATION + | GP2AP020A00F_TYPE_MANUAL_CALC, + GP2AP020A00F_PRST_ONCE, + GP2AP020A00F_INTTYPE_LEVEL, + GP2AP020A00F_PIN_PS + }, + [GP2AP020A00F_OPMODE_PROX_DETECT] = { + GP2AP020A00F_OP_PS | GP2AP020A00F_OP2_CONT_OPERATION + | GP2AP020A00F_OP3_OPERATION + | GP2AP020A00F_TYPE_MANUAL_CALC, + GP2AP020A00F_PRST_4_CYCLES, + GP2AP020A00F_INTTYPE_PULSE, + GP2AP020A00F_PIN_PS_DETECT + }, + [GP2AP020A00F_OPMODE_ALS] = { + GP2AP020A00F_OP_ALS | GP2AP020A00F_OP2_CONT_OPERATION + | GP2AP020A00F_OP3_OPERATION + | GP2AP020A00F_TYPE_AUTO_CALC, + GP2AP020A00F_PRST_ONCE, + GP2AP020A00F_INTTYPE_LEVEL, + GP2AP020A00F_PIN_ALS + }, + [GP2AP020A00F_OPMODE_PS] = { + GP2AP020A00F_OP_PS | GP2AP020A00F_OP2_CONT_OPERATION + | GP2AP020A00F_OP3_OPERATION + | GP2AP020A00F_TYPE_MANUAL_CALC, + GP2AP020A00F_PRST_4_CYCLES, + GP2AP020A00F_INTTYPE_LEVEL, + GP2AP020A00F_PIN_PS + }, + [GP2AP020A00F_OPMODE_ALS_AND_PS] = { + GP2AP020A00F_OP_ALS_AND_PS + | GP2AP020A00F_OP2_CONT_OPERATION + | GP2AP020A00F_OP3_OPERATION + | GP2AP020A00F_TYPE_AUTO_CALC, + GP2AP020A00F_PRST_4_CYCLES, + GP2AP020A00F_INTTYPE_LEVEL, + GP2AP020A00F_PIN_ALS_OR_PS + }, + [GP2AP020A00F_OPMODE_SHUTDOWN] = { GP2AP020A00F_OP3_SHUTDOWN, }, +}; + +static int gp2ap020a00f_set_operation_mode(struct gp2ap020a00f_data *data, + enum gp2ap020a00f_opmode op) +{ + unsigned int op_reg_val; + int err; + + if (op != GP2AP020A00F_OPMODE_SHUTDOWN) { + err = regmap_read(data->regmap, GP2AP020A00F_OP_REG, + &op_reg_val); + if (err < 0) + return err; + /* + * Shutdown the device if the operation being executed entails + * mode transition. + */ + if ((opmode_regs_settings[op].op_reg & GP2AP020A00F_OP_MASK) != + (op_reg_val & GP2AP020A00F_OP_MASK)) { + /* set shutdown mode */ + err = regmap_update_bits(data->regmap, + GP2AP020A00F_OP_REG, GP2AP020A00F_OP3_MASK, + GP2AP020A00F_OP3_SHUTDOWN); + if (err < 0) + return err; + } + + err = regmap_update_bits(data->regmap, GP2AP020A00F_ALS_REG, + GP2AP020A00F_PRST_MASK, opmode_regs_settings[op] + .als_reg); + if (err < 0) + return err; + + err = regmap_update_bits(data->regmap, GP2AP020A00F_PS_REG, + GP2AP020A00F_INTTYPE_MASK, opmode_regs_settings[op] + .ps_reg); + if (err < 0) + return err; + + err = regmap_update_bits(data->regmap, GP2AP020A00F_LED_REG, + GP2AP020A00F_PIN_MASK, opmode_regs_settings[op] + .led_reg); + if (err < 0) + return err; + } + + /* Set OP_REG and apply operation mode (power on / off) */ + err = regmap_update_bits(data->regmap, + GP2AP020A00F_OP_REG, + GP2AP020A00F_OP_MASK | GP2AP020A00F_OP2_MASK | + GP2AP020A00F_OP3_MASK | GP2AP020A00F_TYPE_MASK, + opmode_regs_settings[op].op_reg); + if (err < 0) + return err; + + data->cur_opmode = op; + + return 0; +} + +static bool gp2ap020a00f_als_enabled(struct gp2ap020a00f_data *data) +{ + return test_bit(GP2AP020A00F_FLAG_ALS_CLEAR_TRIGGER, &data->flags) || + test_bit(GP2AP020A00F_FLAG_ALS_IR_TRIGGER, &data->flags) || + test_bit(GP2AP020A00F_FLAG_ALS_RISING_EV, &data->flags) || + test_bit(GP2AP020A00F_FLAG_ALS_FALLING_EV, &data->flags); +} + +static bool gp2ap020a00f_prox_detect_enabled(struct gp2ap020a00f_data *data) +{ + return test_bit(GP2AP020A00F_FLAG_PROX_RISING_EV, &data->flags) || + test_bit(GP2AP020A00F_FLAG_PROX_FALLING_EV, &data->flags); +} + +static int gp2ap020a00f_write_event_threshold(struct gp2ap020a00f_data *data, + enum gp2ap020a00f_thresh_val_id th_val_id, + bool enable) +{ + __le16 thresh_buf = 0; + unsigned int thresh_reg_val; + + if (!enable) + thresh_reg_val = 0; + else if (test_bit(GP2AP020A00F_FLAG_LUX_MODE_HI, &data->flags) && + th_val_id != GP2AP020A00F_THRESH_PL && + th_val_id != GP2AP020A00F_THRESH_PH) + /* + * For the high lux mode ALS threshold has to be scaled down + * to allow for proper comparison with the output value. + */ + thresh_reg_val = data->thresh_val[th_val_id] / 16; + else + thresh_reg_val = data->thresh_val[th_val_id] > 16000 ? + 16000 : + data->thresh_val[th_val_id]; + + thresh_buf = cpu_to_le16(thresh_reg_val); + + return regmap_bulk_write(data->regmap, + GP2AP020A00F_THRESH_REG(th_val_id), + (u8 *)&thresh_buf, 2); +} + +static int gp2ap020a00f_alter_opmode(struct gp2ap020a00f_data *data, + enum gp2ap020a00f_opmode diff_mode, int add_sub) +{ + enum gp2ap020a00f_opmode new_mode; + + if (diff_mode != GP2AP020A00F_OPMODE_ALS && + diff_mode != GP2AP020A00F_OPMODE_PS) + return -EINVAL; + + if (add_sub == GP2AP020A00F_ADD_MODE) { + if (data->cur_opmode == GP2AP020A00F_OPMODE_SHUTDOWN) + new_mode = diff_mode; + else + new_mode = GP2AP020A00F_OPMODE_ALS_AND_PS; + } else { + if (data->cur_opmode == GP2AP020A00F_OPMODE_ALS_AND_PS) + new_mode = (diff_mode == GP2AP020A00F_OPMODE_ALS) ? + GP2AP020A00F_OPMODE_PS : + GP2AP020A00F_OPMODE_ALS; + else + new_mode = GP2AP020A00F_OPMODE_SHUTDOWN; + } + + return gp2ap020a00f_set_operation_mode(data, new_mode); +} + +static int gp2ap020a00f_exec_cmd(struct gp2ap020a00f_data *data, + enum gp2ap020a00f_cmd cmd) +{ + int err = 0; + + switch (cmd) { + case GP2AP020A00F_CMD_READ_RAW_CLEAR: + if (data->cur_opmode != GP2AP020A00F_OPMODE_SHUTDOWN) + return -EBUSY; + err = gp2ap020a00f_set_operation_mode(data, + GP2AP020A00F_OPMODE_READ_RAW_CLEAR); + break; + case GP2AP020A00F_CMD_READ_RAW_IR: + if (data->cur_opmode != GP2AP020A00F_OPMODE_SHUTDOWN) + return -EBUSY; + err = gp2ap020a00f_set_operation_mode(data, + GP2AP020A00F_OPMODE_READ_RAW_IR); + break; + case GP2AP020A00F_CMD_READ_RAW_PROXIMITY: + if (data->cur_opmode != GP2AP020A00F_OPMODE_SHUTDOWN) + return -EBUSY; + err = gp2ap020a00f_set_operation_mode(data, + GP2AP020A00F_OPMODE_READ_RAW_PROXIMITY); + break; + case GP2AP020A00F_CMD_TRIGGER_CLEAR_EN: + if (data->cur_opmode == GP2AP020A00F_OPMODE_PROX_DETECT) + return -EBUSY; + if (!gp2ap020a00f_als_enabled(data)) + err = gp2ap020a00f_alter_opmode(data, + GP2AP020A00F_OPMODE_ALS, + GP2AP020A00F_ADD_MODE); + set_bit(GP2AP020A00F_FLAG_ALS_CLEAR_TRIGGER, &data->flags); + break; + case GP2AP020A00F_CMD_TRIGGER_CLEAR_DIS: + clear_bit(GP2AP020A00F_FLAG_ALS_CLEAR_TRIGGER, &data->flags); + if (gp2ap020a00f_als_enabled(data)) + break; + err = gp2ap020a00f_alter_opmode(data, + GP2AP020A00F_OPMODE_ALS, + GP2AP020A00F_SUBTRACT_MODE); + break; + case GP2AP020A00F_CMD_TRIGGER_IR_EN: + if (data->cur_opmode == GP2AP020A00F_OPMODE_PROX_DETECT) + return -EBUSY; + if (!gp2ap020a00f_als_enabled(data)) + err = gp2ap020a00f_alter_opmode(data, + GP2AP020A00F_OPMODE_ALS, + GP2AP020A00F_ADD_MODE); + set_bit(GP2AP020A00F_FLAG_ALS_IR_TRIGGER, &data->flags); + break; + case GP2AP020A00F_CMD_TRIGGER_IR_DIS: + clear_bit(GP2AP020A00F_FLAG_ALS_IR_TRIGGER, &data->flags); + if (gp2ap020a00f_als_enabled(data)) + break; + err = gp2ap020a00f_alter_opmode(data, + GP2AP020A00F_OPMODE_ALS, + GP2AP020A00F_SUBTRACT_MODE); + break; + case GP2AP020A00F_CMD_TRIGGER_PROX_EN: + if (data->cur_opmode == GP2AP020A00F_OPMODE_PROX_DETECT) + return -EBUSY; + err = gp2ap020a00f_alter_opmode(data, + GP2AP020A00F_OPMODE_PS, + GP2AP020A00F_ADD_MODE); + set_bit(GP2AP020A00F_FLAG_PROX_TRIGGER, &data->flags); + break; + case GP2AP020A00F_CMD_TRIGGER_PROX_DIS: + clear_bit(GP2AP020A00F_FLAG_PROX_TRIGGER, &data->flags); + err = gp2ap020a00f_alter_opmode(data, + GP2AP020A00F_OPMODE_PS, + GP2AP020A00F_SUBTRACT_MODE); + break; + case GP2AP020A00F_CMD_ALS_HIGH_EV_EN: + if (test_bit(GP2AP020A00F_FLAG_ALS_RISING_EV, &data->flags)) + return 0; + if (data->cur_opmode == GP2AP020A00F_OPMODE_PROX_DETECT) + return -EBUSY; + if (!gp2ap020a00f_als_enabled(data)) { + err = gp2ap020a00f_alter_opmode(data, + GP2AP020A00F_OPMODE_ALS, + GP2AP020A00F_ADD_MODE); + if (err < 0) + return err; + } + set_bit(GP2AP020A00F_FLAG_ALS_RISING_EV, &data->flags); + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_TH, true); + break; + case GP2AP020A00F_CMD_ALS_HIGH_EV_DIS: + if (!test_bit(GP2AP020A00F_FLAG_ALS_RISING_EV, &data->flags)) + return 0; + clear_bit(GP2AP020A00F_FLAG_ALS_RISING_EV, &data->flags); + if (!gp2ap020a00f_als_enabled(data)) { + err = gp2ap020a00f_alter_opmode(data, + GP2AP020A00F_OPMODE_ALS, + GP2AP020A00F_SUBTRACT_MODE); + if (err < 0) + return err; + } + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_TH, false); + break; + case GP2AP020A00F_CMD_ALS_LOW_EV_EN: + if (test_bit(GP2AP020A00F_FLAG_ALS_FALLING_EV, &data->flags)) + return 0; + if (data->cur_opmode == GP2AP020A00F_OPMODE_PROX_DETECT) + return -EBUSY; + if (!gp2ap020a00f_als_enabled(data)) { + err = gp2ap020a00f_alter_opmode(data, + GP2AP020A00F_OPMODE_ALS, + GP2AP020A00F_ADD_MODE); + if (err < 0) + return err; + } + set_bit(GP2AP020A00F_FLAG_ALS_FALLING_EV, &data->flags); + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_TL, true); + break; + case GP2AP020A00F_CMD_ALS_LOW_EV_DIS: + if (!test_bit(GP2AP020A00F_FLAG_ALS_FALLING_EV, &data->flags)) + return 0; + clear_bit(GP2AP020A00F_FLAG_ALS_FALLING_EV, &data->flags); + if (!gp2ap020a00f_als_enabled(data)) { + err = gp2ap020a00f_alter_opmode(data, + GP2AP020A00F_OPMODE_ALS, + GP2AP020A00F_SUBTRACT_MODE); + if (err < 0) + return err; + } + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_TL, false); + break; + case GP2AP020A00F_CMD_PROX_HIGH_EV_EN: + if (test_bit(GP2AP020A00F_FLAG_PROX_RISING_EV, &data->flags)) + return 0; + if (gp2ap020a00f_als_enabled(data) || + data->cur_opmode == GP2AP020A00F_OPMODE_PS) + return -EBUSY; + if (!gp2ap020a00f_prox_detect_enabled(data)) { + err = gp2ap020a00f_set_operation_mode(data, + GP2AP020A00F_OPMODE_PROX_DETECT); + if (err < 0) + return err; + } + set_bit(GP2AP020A00F_FLAG_PROX_RISING_EV, &data->flags); + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_PH, true); + break; + case GP2AP020A00F_CMD_PROX_HIGH_EV_DIS: + if (!test_bit(GP2AP020A00F_FLAG_PROX_RISING_EV, &data->flags)) + return 0; + clear_bit(GP2AP020A00F_FLAG_PROX_RISING_EV, &data->flags); + err = gp2ap020a00f_set_operation_mode(data, + GP2AP020A00F_OPMODE_SHUTDOWN); + if (err < 0) + return err; + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_PH, false); + break; + case GP2AP020A00F_CMD_PROX_LOW_EV_EN: + if (test_bit(GP2AP020A00F_FLAG_PROX_FALLING_EV, &data->flags)) + return 0; + if (gp2ap020a00f_als_enabled(data) || + data->cur_opmode == GP2AP020A00F_OPMODE_PS) + return -EBUSY; + if (!gp2ap020a00f_prox_detect_enabled(data)) { + err = gp2ap020a00f_set_operation_mode(data, + GP2AP020A00F_OPMODE_PROX_DETECT); + if (err < 0) + return err; + } + set_bit(GP2AP020A00F_FLAG_PROX_FALLING_EV, &data->flags); + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_PL, true); + break; + case GP2AP020A00F_CMD_PROX_LOW_EV_DIS: + if (!test_bit(GP2AP020A00F_FLAG_PROX_FALLING_EV, &data->flags)) + return 0; + clear_bit(GP2AP020A00F_FLAG_PROX_FALLING_EV, &data->flags); + err = gp2ap020a00f_set_operation_mode(data, + GP2AP020A00F_OPMODE_SHUTDOWN); + if (err < 0) + return err; + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_PL, false); + break; + } + + return err; +} + +static int wait_conversion_complete_irq(struct gp2ap020a00f_data *data) +{ + int ret; + + ret = wait_event_timeout(data->data_ready_queue, + test_bit(GP2AP020A00F_FLAG_DATA_READY, + &data->flags), + GP2AP020A00F_DATA_READY_TIMEOUT); + clear_bit(GP2AP020A00F_FLAG_DATA_READY, &data->flags); + + return ret > 0 ? 0 : -ETIME; +} + +static int gp2ap020a00f_read_output(struct gp2ap020a00f_data *data, + unsigned int output_reg, int *val) +{ + u8 reg_buf[2]; + int err; + + err = wait_conversion_complete_irq(data); + if (err < 0) + dev_dbg(&data->client->dev, "data ready timeout\n"); + + err = regmap_bulk_read(data->regmap, output_reg, reg_buf, 2); + if (err < 0) + return err; + + *val = le16_to_cpup((__le16 *)reg_buf); + + return err; +} + +static bool gp2ap020a00f_adjust_lux_mode(struct gp2ap020a00f_data *data, + int output_val) +{ + u8 new_range = 0xff; + int err; + + if (!test_bit(GP2AP020A00F_FLAG_LUX_MODE_HI, &data->flags)) { + if (output_val > 16000) { + set_bit(GP2AP020A00F_FLAG_LUX_MODE_HI, &data->flags); + new_range = GP2AP020A00F_RANGE_A_x128; + } + } else { + if (output_val < 1000) { + clear_bit(GP2AP020A00F_FLAG_LUX_MODE_HI, &data->flags); + new_range = GP2AP020A00F_RANGE_A_x8; + } + } + + if (new_range != 0xff) { + /* Clear als threshold registers to avoid spurious + * events caused by lux mode transition. + */ + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_TH, false); + if (err < 0) { + dev_err(&data->client->dev, + "Clearing als threshold register failed.\n"); + return false; + } + + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_TL, false); + if (err < 0) { + dev_err(&data->client->dev, + "Clearing als threshold register failed.\n"); + return false; + } + + /* Change lux mode */ + err = regmap_update_bits(data->regmap, + GP2AP020A00F_OP_REG, + GP2AP020A00F_OP3_MASK, + GP2AP020A00F_OP3_SHUTDOWN); + + if (err < 0) { + dev_err(&data->client->dev, + "Shutting down the device failed.\n"); + return false; + } + + err = regmap_update_bits(data->regmap, + GP2AP020A00F_ALS_REG, + GP2AP020A00F_RANGE_A_MASK, + new_range); + + if (err < 0) { + dev_err(&data->client->dev, + "Adjusting device lux mode failed.\n"); + return false; + } + + err = regmap_update_bits(data->regmap, + GP2AP020A00F_OP_REG, + GP2AP020A00F_OP3_MASK, + GP2AP020A00F_OP3_OPERATION); + + if (err < 0) { + dev_err(&data->client->dev, + "Powering up the device failed.\n"); + return false; + } + + /* Adjust als threshold register values to the new lux mode */ + if (test_bit(GP2AP020A00F_FLAG_ALS_RISING_EV, &data->flags)) { + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_TH, true); + if (err < 0) { + dev_err(&data->client->dev, + "Adjusting als threshold value failed.\n"); + return false; + } + } + + if (test_bit(GP2AP020A00F_FLAG_ALS_FALLING_EV, &data->flags)) { + err = gp2ap020a00f_write_event_threshold(data, + GP2AP020A00F_THRESH_TL, true); + if (err < 0) { + dev_err(&data->client->dev, + "Adjusting als threshold value failed.\n"); + return false; + } + } + + return true; + } + + return false; +} + +static void gp2ap020a00f_output_to_lux(struct gp2ap020a00f_data *data, + int *output_val) +{ + if (test_bit(GP2AP020A00F_FLAG_LUX_MODE_HI, &data->flags)) + *output_val *= 16; +} + +static void gp2ap020a00f_iio_trigger_work(struct irq_work *work) +{ + struct gp2ap020a00f_data *data = + container_of(work, struct gp2ap020a00f_data, work); + + iio_trigger_poll(data->trig, 0); +} + +static irqreturn_t gp2ap020a00f_prox_sensing_handler(int irq, void *data) +{ + struct iio_dev *indio_dev = data; + struct gp2ap020a00f_data *priv = iio_priv(indio_dev); + unsigned int op_reg_val; + int ret; + + /* Read interrupt flags */ + ret = regmap_read(priv->regmap, GP2AP020A00F_OP_REG, &op_reg_val); + if (ret < 0) + return IRQ_HANDLED; + + if (gp2ap020a00f_prox_detect_enabled(priv)) { + if (op_reg_val & GP2AP020A00F_PROX_DETECT) { + iio_push_event(indio_dev, + IIO_UNMOD_EVENT_CODE( + IIO_PROXIMITY, + GP2AP020A00F_SCAN_MODE_PROXIMITY, + IIO_EV_TYPE_ROC, + IIO_EV_DIR_RISING), + iio_get_time_ns()); + } else { + iio_push_event(indio_dev, + IIO_UNMOD_EVENT_CODE( + IIO_PROXIMITY, + GP2AP020A00F_SCAN_MODE_PROXIMITY, + IIO_EV_TYPE_ROC, + IIO_EV_DIR_FALLING), + iio_get_time_ns()); + } + } + + return IRQ_HANDLED; +} + +static irqreturn_t gp2ap020a00f_thresh_event_handler(int irq, void *data) +{ + struct iio_dev *indio_dev = data; + struct gp2ap020a00f_data *priv = iio_priv(indio_dev); + u8 op_reg_flags, d0_reg_buf[2]; + unsigned int output_val, op_reg_val; + int thresh_val_id, ret; + + /* Read interrupt flags */ + ret = regmap_read(priv->regmap, GP2AP020A00F_OP_REG, + &op_reg_val); + if (ret < 0) + goto done; + + op_reg_flags = op_reg_val & (GP2AP020A00F_FLAG_A | GP2AP020A00F_FLAG_P + | GP2AP020A00F_PROX_DETECT); + + op_reg_val &= (~GP2AP020A00F_FLAG_A & ~GP2AP020A00F_FLAG_P + & ~GP2AP020A00F_PROX_DETECT); + + /* Clear interrupt flags (if not in INTTYPE_PULSE mode) */ + if (priv->cur_opmode != GP2AP020A00F_OPMODE_PROX_DETECT) { + ret = regmap_write(priv->regmap, GP2AP020A00F_OP_REG, + op_reg_val); + if (ret < 0) + goto done; + } + + if (op_reg_flags & GP2AP020A00F_FLAG_A) { + /* Check D0 register to assess if the lux mode + * transition is required. + */ + ret = regmap_bulk_read(priv->regmap, GP2AP020A00F_D0_L_REG, + d0_reg_buf, 2); + if (ret < 0) + goto done; + + output_val = le16_to_cpup((__le16 *)d0_reg_buf); + + if (gp2ap020a00f_adjust_lux_mode(priv, output_val)) + goto done; + + gp2ap020a00f_output_to_lux(priv, &output_val); + + /* + * We need to check output value to distinguish + * between high and low ambient light threshold event. + */ + if (test_bit(GP2AP020A00F_FLAG_ALS_RISING_EV, &priv->flags)) { + thresh_val_id = + GP2AP020A00F_THRESH_VAL_ID(GP2AP020A00F_TH_L_REG); + if (output_val > priv->thresh_val[thresh_val_id]) + iio_push_event(indio_dev, + IIO_MOD_EVENT_CODE( + IIO_LIGHT, + GP2AP020A00F_SCAN_MODE_LIGHT_CLEAR, + IIO_MOD_LIGHT_CLEAR, + IIO_EV_TYPE_THRESH, + IIO_EV_DIR_RISING), + iio_get_time_ns()); + } + + if (test_bit(GP2AP020A00F_FLAG_ALS_FALLING_EV, &priv->flags)) { + thresh_val_id = + GP2AP020A00F_THRESH_VAL_ID(GP2AP020A00F_TL_L_REG); + if (output_val < priv->thresh_val[thresh_val_id]) + iio_push_event(indio_dev, + IIO_MOD_EVENT_CODE( + IIO_LIGHT, + GP2AP020A00F_SCAN_MODE_LIGHT_CLEAR, + IIO_MOD_LIGHT_CLEAR, + IIO_EV_TYPE_THRESH, + IIO_EV_DIR_FALLING), + iio_get_time_ns()); + } + } + + if (priv->cur_opmode == GP2AP020A00F_OPMODE_READ_RAW_CLEAR || + priv->cur_opmode == GP2AP020A00F_OPMODE_READ_RAW_IR || + priv->cur_opmode == GP2AP020A00F_OPMODE_READ_RAW_PROXIMITY) { + set_bit(GP2AP020A00F_FLAG_DATA_READY, &priv->flags); + wake_up(&priv->data_ready_queue); + goto done; + } + + if (test_bit(GP2AP020A00F_FLAG_ALS_CLEAR_TRIGGER, &priv->flags) || + test_bit(GP2AP020A00F_FLAG_ALS_IR_TRIGGER, &priv->flags) || + test_bit(GP2AP020A00F_FLAG_PROX_TRIGGER, &priv->flags)) + /* This fires off the trigger. */ + irq_work_queue(&priv->work); + +done: + return IRQ_HANDLED; +} + +static irqreturn_t gp2ap020a00f_trigger_handler(int irq, void *data) +{ + struct iio_poll_func *pf = data; + struct iio_dev *indio_dev = pf->indio_dev; + struct gp2ap020a00f_data *priv = iio_priv(indio_dev); + size_t d_size = 0; + __le32 light_lux; + int i, out_val, ret; + + for_each_set_bit(i, indio_dev->active_scan_mask, + indio_dev->masklength) { + ret = regmap_bulk_read(priv->regmap, + GP2AP020A00F_DATA_REG(i), + &priv->buffer[d_size], 2); + if (ret < 0) + goto done; + + if (i == GP2AP020A00F_SCAN_MODE_LIGHT_CLEAR || + i == GP2AP020A00F_SCAN_MODE_LIGHT_IR) { + out_val = le16_to_cpup((__le16 *)&priv->buffer[d_size]); + gp2ap020a00f_output_to_lux(priv, &out_val); + light_lux = cpu_to_le32(out_val); + memcpy(&priv->buffer[d_size], (u8 *)&light_lux, 4); + d_size += 4; + } else { + d_size += 2; + } + } + + iio_push_to_buffers_with_timestamp(indio_dev, priv->buffer, + pf->timestamp); +done: + iio_trigger_notify_done(indio_dev->trig); + + return IRQ_HANDLED; +} + +static u8 gp2ap020a00f_get_reg_by_event_code(u64 event_code) +{ + int event_dir = IIO_EVENT_CODE_EXTRACT_DIR(event_code); + + switch (IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(event_code)) { + case IIO_PROXIMITY: + if (event_dir == IIO_EV_DIR_RISING) + return GP2AP020A00F_PH_L_REG; + else + return GP2AP020A00F_PL_L_REG; + case IIO_LIGHT: + if (event_dir == IIO_EV_DIR_RISING) + return GP2AP020A00F_TH_L_REG; + else + return GP2AP020A00F_TL_L_REG; + } + + return -EINVAL; +} + +static int gp2ap020a00f_write_event_val(struct iio_dev *indio_dev, + u64 event_code, int val) +{ + struct gp2ap020a00f_data *data = iio_priv(indio_dev); + bool event_en = false; + u8 thresh_val_id; + u8 thresh_reg_l; + int err = 0; + + mutex_lock(&data->lock); + + thresh_reg_l = gp2ap020a00f_get_reg_by_event_code(event_code); + thresh_val_id = GP2AP020A00F_THRESH_VAL_ID(thresh_reg_l); + + if (thresh_val_id > GP2AP020A00F_THRESH_PH) { + err = -EINVAL; + goto error_unlock; + } + + switch (thresh_reg_l) { + case GP2AP020A00F_TH_L_REG: + event_en = test_bit(GP2AP020A00F_FLAG_ALS_RISING_EV, + &data->flags); + break; + case GP2AP020A00F_TL_L_REG: + event_en = test_bit(GP2AP020A00F_FLAG_ALS_FALLING_EV, + &data->flags); + break; + case GP2AP020A00F_PH_L_REG: + if (val == 0) { + err = -EINVAL; + goto error_unlock; + } + event_en = test_bit(GP2AP020A00F_FLAG_PROX_RISING_EV, + &data->flags); + break; + case GP2AP020A00F_PL_L_REG: + if (val == 0) { + err = -EINVAL; + goto error_unlock; + } + event_en = test_bit(GP2AP020A00F_FLAG_PROX_FALLING_EV, + &data->flags); + break; + } + + data->thresh_val[thresh_val_id] = val; + err = gp2ap020a00f_write_event_threshold(data, thresh_val_id, + event_en); +error_unlock: + mutex_unlock(&data->lock); + + return err; +} + +static int gp2ap020a00f_read_event_val(struct iio_dev *indio_dev, + u64 event_code, int *val) +{ + struct gp2ap020a00f_data *data = iio_priv(indio_dev); + u8 thresh_reg_l; + int err = 0; + + mutex_lock(&data->lock); + + thresh_reg_l = gp2ap020a00f_get_reg_by_event_code(event_code); + + if (thresh_reg_l > GP2AP020A00F_PH_L_REG) { + err = -EINVAL; + goto error_unlock; + } + + *val = data->thresh_val[GP2AP020A00F_THRESH_VAL_ID(thresh_reg_l)]; + +error_unlock: + mutex_unlock(&data->lock); + + return err; +} + +static int gp2ap020a00f_write_prox_event_config(struct iio_dev *indio_dev, + u64 event_code, int state) +{ + struct gp2ap020a00f_data *data = iio_priv(indio_dev); + enum gp2ap020a00f_cmd cmd_high_ev, cmd_low_ev; + int err; + + cmd_high_ev = state ? GP2AP020A00F_CMD_PROX_HIGH_EV_EN : + GP2AP020A00F_CMD_PROX_HIGH_EV_DIS; + cmd_low_ev = state ? GP2AP020A00F_CMD_PROX_LOW_EV_EN : + GP2AP020A00F_CMD_PROX_LOW_EV_DIS; + + /* + * In order to enable proximity detection feature in the device + * both high and low threshold registers have to be written + * with different values, greater than zero. + */ + if (state) { + if (data->thresh_val[GP2AP020A00F_THRESH_PL] == 0) + return -EINVAL; + + if (data->thresh_val[GP2AP020A00F_THRESH_PH] == 0) + return -EINVAL; + } + + err = gp2ap020a00f_exec_cmd(data, cmd_high_ev); + if (err < 0) + return err; + + err = gp2ap020a00f_exec_cmd(data, cmd_low_ev); + if (err < 0) + return err; + + free_irq(data->client->irq, indio_dev); + + if (state) + err = request_threaded_irq(data->client->irq, NULL, + &gp2ap020a00f_prox_sensing_handler, + IRQF_TRIGGER_RISING | + IRQF_TRIGGER_FALLING | + IRQF_ONESHOT, + "gp2ap020a00f_prox_sensing", + indio_dev); + else { + err = request_threaded_irq(data->client->irq, NULL, + &gp2ap020a00f_thresh_event_handler, + IRQF_TRIGGER_FALLING | + IRQF_ONESHOT, + "gp2ap020a00f_thresh_event", + indio_dev); + } + + return err; +} + +static int gp2ap020a00f_write_event_config(struct iio_dev *indio_dev, + u64 event_code, int state) +{ + struct gp2ap020a00f_data *data = iio_priv(indio_dev); + enum gp2ap020a00f_cmd cmd; + int err; + + mutex_lock(&data->lock); + + switch (IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(event_code)) { + case IIO_PROXIMITY: + err = gp2ap020a00f_write_prox_event_config(indio_dev, + event_code, state); + break; + case IIO_LIGHT: + if (IIO_EVENT_CODE_EXTRACT_DIR(event_code) + == IIO_EV_DIR_RISING) { + cmd = state ? GP2AP020A00F_CMD_ALS_HIGH_EV_EN : + GP2AP020A00F_CMD_ALS_HIGH_EV_DIS; + err = gp2ap020a00f_exec_cmd(data, cmd); + } else { + cmd = state ? GP2AP020A00F_CMD_ALS_LOW_EV_EN : + GP2AP020A00F_CMD_ALS_LOW_EV_DIS; + err = gp2ap020a00f_exec_cmd(data, cmd); + } + break; + default: + err = -EINVAL; + } + + mutex_unlock(&data->lock); + + return err; +} + +static int gp2ap020a00f_read_event_config(struct iio_dev *indio_dev, + u64 event_code) +{ + struct gp2ap020a00f_data *data = iio_priv(indio_dev); + int event_en = 0; + + mutex_lock(&data->lock); + + switch (IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(event_code)) { + case IIO_PROXIMITY: + if (IIO_EVENT_CODE_EXTRACT_DIR(event_code) + == IIO_EV_DIR_RISING) + event_en = test_bit(GP2AP020A00F_FLAG_PROX_RISING_EV, + &data->flags); + else + event_en = test_bit(GP2AP020A00F_FLAG_PROX_FALLING_EV, + &data->flags); + break; + case IIO_LIGHT: + if (IIO_EVENT_CODE_EXTRACT_DIR(event_code) + == IIO_EV_DIR_RISING) + event_en = test_bit(GP2AP020A00F_FLAG_ALS_RISING_EV, + &data->flags); + else + event_en = test_bit(GP2AP020A00F_FLAG_ALS_FALLING_EV, + &data->flags); + break; + } + + mutex_unlock(&data->lock); + + return event_en; +} + +static int gp2ap020a00f_read_channel(struct gp2ap020a00f_data *data, + struct iio_chan_spec const *chan, int *val) +{ + enum gp2ap020a00f_cmd cmd; + int err; + + switch (chan->scan_index) { + case GP2AP020A00F_SCAN_MODE_LIGHT_CLEAR: + cmd = GP2AP020A00F_CMD_READ_RAW_CLEAR; + break; + case GP2AP020A00F_SCAN_MODE_LIGHT_IR: + cmd = GP2AP020A00F_CMD_READ_RAW_IR; + break; + case GP2AP020A00F_SCAN_MODE_PROXIMITY: + cmd = GP2AP020A00F_CMD_READ_RAW_PROXIMITY; + break; + default: + return -EINVAL; + } + + err = gp2ap020a00f_exec_cmd(data, cmd); + if (err < 0) { + dev_err(&data->client->dev, + "gp2ap020a00f_exec_cmd failed\n"); + goto error_ret; + } + + err = gp2ap020a00f_read_output(data, chan->address, val); + if (err < 0) + dev_err(&data->client->dev, + "gp2ap020a00f_read_output failed\n"); + + err = gp2ap020a00f_set_operation_mode(data, + GP2AP020A00F_OPMODE_SHUTDOWN); + if (err < 0) + dev_err(&data->client->dev, + "Failed to shut down the device.\n"); + + if (cmd == GP2AP020A00F_CMD_READ_RAW_CLEAR || + cmd == GP2AP020A00F_CMD_READ_RAW_IR) + gp2ap020a00f_output_to_lux(data, val); + +error_ret: + return err; +} + +static int gp2ap020a00f_read_raw(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, + int *val, int *val2, + long mask) +{ + struct gp2ap020a00f_data *data = iio_priv(indio_dev); + int err = -EINVAL; + + mutex_lock(&data->lock); + + switch (mask) { + case IIO_CHAN_INFO_RAW: + if (iio_buffer_enabled(indio_dev)) { + err = -EBUSY; + goto error_unlock; + } + + err = gp2ap020a00f_read_channel(data, chan, val); + break; + } + +error_unlock: + mutex_unlock(&data->lock); + + return err < 0 ? err : IIO_VAL_INT; +} + +static const struct iio_chan_spec gp2ap020a00f_channels[] = { + { + .type = IIO_LIGHT, + .channel2 = IIO_MOD_LIGHT_CLEAR, + .modified = 1, + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), + .scan_type = { + .sign = 'u', + .realbits = 24, + .shift = 0, + .storagebits = 32, + .endianness = IIO_LE, + }, + .scan_index = GP2AP020A00F_SCAN_MODE_LIGHT_CLEAR, + .address = GP2AP020A00F_D0_L_REG, + .event_mask = IIO_EV_BIT(IIO_EV_TYPE_THRESH, + IIO_EV_DIR_RISING) | + IIO_EV_BIT(IIO_EV_TYPE_THRESH, + IIO_EV_DIR_FALLING), + }, + { + .type = IIO_LIGHT, + .channel2 = IIO_MOD_LIGHT_IR, + .modified = 1, + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), + .scan_type = { + .sign = 'u', + .realbits = 24, + .shift = 0, + .storagebits = 32, + .endianness = IIO_LE, + }, + .scan_index = GP2AP020A00F_SCAN_MODE_LIGHT_IR, + .address = GP2AP020A00F_D1_L_REG, + }, + { + .type = IIO_PROXIMITY, + .modified = 0, + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), + .scan_type = { + .sign = 'u', + .realbits = 16, + .shift = 0, + .storagebits = 16, + .endianness = IIO_LE, + }, + .scan_index = GP2AP020A00F_SCAN_MODE_PROXIMITY, + .address = GP2AP020A00F_D2_L_REG, + .event_mask = IIO_EV_BIT(IIO_EV_TYPE_ROC, + IIO_EV_DIR_RISING) | + IIO_EV_BIT(IIO_EV_TYPE_ROC, + IIO_EV_DIR_FALLING), + }, + IIO_CHAN_SOFT_TIMESTAMP(GP2AP020A00F_CHAN_TIMESTAMP), +}; + +static const struct iio_info gp2ap020a00f_info = { + .read_raw = &gp2ap020a00f_read_raw, + .read_event_value = &gp2ap020a00f_read_event_val, + .read_event_config = &gp2ap020a00f_read_event_config, + .write_event_value = &gp2ap020a00f_write_event_val, + .write_event_config = &gp2ap020a00f_write_event_config, + .driver_module = THIS_MODULE, +}; + +static int gp2ap020a00f_buffer_postenable(struct iio_dev *indio_dev) +{ + struct gp2ap020a00f_data *data = iio_priv(indio_dev); + int i, err = 0; + + mutex_lock(&data->lock); + + /* + * Enable triggers according to the scan_mask. Enabling either + * LIGHT_CLEAR or LIGHT_IR scan mode results in enabling ALS + * module in the device, which generates samples in both D0 (clear) + * and D1 (ir) registers. As the two registers are bound to the + * two separate IIO channels they are treated in the driver logic + * as if they were controlled independently. + */ + for_each_set_bit(i, indio_dev->active_scan_mask, + indio_dev->masklength) { + switch (i) { + case GP2AP020A00F_SCAN_MODE_LIGHT_CLEAR: + err = gp2ap020a00f_exec_cmd(data, + GP2AP020A00F_CMD_TRIGGER_CLEAR_EN); + break; + case GP2AP020A00F_SCAN_MODE_LIGHT_IR: + err = gp2ap020a00f_exec_cmd(data, + GP2AP020A00F_CMD_TRIGGER_IR_EN); + break; + case GP2AP020A00F_SCAN_MODE_PROXIMITY: + err = gp2ap020a00f_exec_cmd(data, + GP2AP020A00F_CMD_TRIGGER_PROX_EN); + break; + } + } + + if (err < 0) + goto error_unlock; + + data->buffer = kmalloc(indio_dev->scan_bytes, GFP_KERNEL); + if (!data->buffer) { + err = -ENOMEM; + goto error_unlock; + } + + err = iio_triggered_buffer_postenable(indio_dev); + +error_unlock: + mutex_unlock(&data->lock); + + return err; +} + +static int gp2ap020a00f_buffer_predisable(struct iio_dev *indio_dev) +{ + struct gp2ap020a00f_data *data = iio_priv(indio_dev); + int i, err; + + mutex_lock(&data->lock); + + err = iio_triggered_buffer_predisable(indio_dev); + if (err < 0) + goto error_unlock; + + for_each_set_bit(i, indio_dev->active_scan_mask, + indio_dev->masklength) { + switch (i) { + case GP2AP020A00F_SCAN_MODE_LIGHT_CLEAR: + err = gp2ap020a00f_exec_cmd(data, + GP2AP020A00F_CMD_TRIGGER_CLEAR_DIS); + break; + case GP2AP020A00F_SCAN_MODE_LIGHT_IR: + err = gp2ap020a00f_exec_cmd(data, + GP2AP020A00F_CMD_TRIGGER_IR_DIS); + break; + case GP2AP020A00F_SCAN_MODE_PROXIMITY: + err = gp2ap020a00f_exec_cmd(data, + GP2AP020A00F_CMD_TRIGGER_PROX_DIS); + break; + } + } + + if (err == 0) + kfree(data->buffer); + +error_unlock: + mutex_unlock(&data->lock); + + return err; +} + +static const struct iio_buffer_setup_ops gp2ap020a00f_buffer_setup_ops = { + .preenable = &iio_sw_buffer_preenable, + .postenable = &gp2ap020a00f_buffer_postenable, + .predisable = &gp2ap020a00f_buffer_predisable, +}; + +static const struct iio_trigger_ops gp2ap020a00f_trigger_ops = { + .owner = THIS_MODULE, +}; + +static int gp2ap020a00f_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct gp2ap020a00f_data *data; + struct iio_dev *indio_dev; + struct regmap *regmap; + int err; + + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data)); + if (!indio_dev) + return -ENOMEM; + + data = iio_priv(indio_dev); + + data->vled_reg = devm_regulator_get(&client->dev, "vled"); + if (IS_ERR(data->vled_reg)) + return PTR_ERR(data->vled_reg); + + err = regulator_enable(data->vled_reg); + if (err) + return err; + + regmap = devm_regmap_init_i2c(client, &gp2ap020a00f_regmap_config); + if (IS_ERR(regmap)) { + dev_err(&client->dev, "Regmap initialization failed.\n"); + err = PTR_ERR(regmap); + goto error_regulator_disable; + } + + /* Initialize device registers */ + err = regmap_bulk_write(regmap, GP2AP020A00F_OP_REG, + gp2ap020a00f_reg_init_tab, + ARRAY_SIZE(gp2ap020a00f_reg_init_tab)); + + if (err < 0) { + dev_err(&client->dev, "Device initialization failed.\n"); + goto error_regulator_disable; + } + + i2c_set_clientdata(client, indio_dev); + + data->client = client; + data->cur_opmode = GP2AP020A00F_OPMODE_SHUTDOWN; + data->regmap = regmap; + init_waitqueue_head(&data->data_ready_queue); + + mutex_init(&data->lock); + indio_dev->dev.parent = &client->dev; + indio_dev->channels = gp2ap020a00f_channels; + indio_dev->num_channels = ARRAY_SIZE(gp2ap020a00f_channels); + indio_dev->info = &gp2ap020a00f_info; + indio_dev->name = id->name; + indio_dev->modes = INDIO_DIRECT_MODE; + + /* Allocate buffer */ + err = iio_triggered_buffer_setup(indio_dev, &iio_pollfunc_store_time, + &gp2ap020a00f_trigger_handler, &gp2ap020a00f_buffer_setup_ops); + if (err < 0) + goto error_regulator_disable; + + /* Allocate trigger */ + data->trig = devm_iio_trigger_alloc(&client->dev, "%s-trigger", + indio_dev->name); + if (data->trig == NULL) { + err = -ENOMEM; + dev_err(&indio_dev->dev, "Failed to allocate iio trigger.\n"); + goto error_uninit_buffer; + } + + /* This needs to be requested here for read_raw calls to work. */ + err = request_threaded_irq(client->irq, NULL, + &gp2ap020a00f_thresh_event_handler, + IRQF_TRIGGER_FALLING | + IRQF_ONESHOT, + "gp2ap020a00f_als_event", + indio_dev); + if (err < 0) { + dev_err(&client->dev, "Irq request failed.\n"); + goto error_uninit_buffer; + } + + data->trig->ops = &gp2ap020a00f_trigger_ops; + data->trig->dev.parent = &data->client->dev; + + init_irq_work(&data->work, gp2ap020a00f_iio_trigger_work); + + err = iio_trigger_register(data->trig); + if (err < 0) { + dev_err(&client->dev, "Failed to register iio trigger.\n"); + goto error_free_irq; + } + + err = iio_device_register(indio_dev); + if (err < 0) + goto error_trigger_unregister; + + return 0; + +error_trigger_unregister: + iio_trigger_unregister(data->trig); +error_free_irq: + free_irq(client->irq, indio_dev); +error_uninit_buffer: + iio_triggered_buffer_cleanup(indio_dev); +error_regulator_disable: + regulator_disable(data->vled_reg); + + return err; +} + +static int gp2ap020a00f_remove(struct i2c_client *client) +{ + struct iio_dev *indio_dev = i2c_get_clientdata(client); + struct gp2ap020a00f_data *data = iio_priv(indio_dev); + int err; + + err = gp2ap020a00f_set_operation_mode(data, + GP2AP020A00F_OPMODE_SHUTDOWN); + if (err < 0) + dev_err(&indio_dev->dev, "Failed to power off the device.\n"); + + iio_device_unregister(indio_dev); + iio_trigger_unregister(data->trig); + free_irq(client->irq, indio_dev); + iio_triggered_buffer_cleanup(indio_dev); + regulator_disable(data->vled_reg); + + return 0; +} + +static const struct i2c_device_id gp2ap020a00f_id[] = { + { GP2A_I2C_NAME, 0 }, + { } +}; + +MODULE_DEVICE_TABLE(i2c, gp2ap020a00f_id); + +#ifdef CONFIG_OF +static const struct of_device_id gp2ap020a00f_of_match[] = { + { .compatible = "sharp,gp2ap020a00f" }, + { } +}; +#endif + +static struct i2c_driver gp2ap020a00f_driver = { + .driver = { + .name = GP2A_I2C_NAME, + .of_match_table = of_match_ptr(gp2ap020a00f_of_match), + .owner = THIS_MODULE, + }, + .probe = gp2ap020a00f_probe, + .remove = gp2ap020a00f_remove, + .id_table = gp2ap020a00f_id, +}; + +module_i2c_driver(gp2ap020a00f_driver); + +MODULE_AUTHOR("Jacek Anaszewski <j.anaszewski@samsung.com>"); +MODULE_DESCRIPTION("Sharp GP2AP020A00F Proximity/ALS sensor driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/iio/light/hid-sensor-als.c b/drivers/iio/light/hid-sensor-als.c index e59d00c..fa6ae8c 100644 --- a/drivers/iio/light/hid-sensor-als.c +++ b/drivers/iio/light/hid-sensor-als.c @@ -161,10 +161,11 @@ static const struct iio_info als_info = { }; /* Function to push data to buffer */ -static void hid_sensor_push_data(struct iio_dev *indio_dev, u8 *data, int len) +static void hid_sensor_push_data(struct iio_dev *indio_dev, const void *data, + int len) { dev_dbg(&indio_dev->dev, "hid_sensor_push_data\n"); - iio_push_to_buffers(indio_dev, (u8 *)data); + iio_push_to_buffers(indio_dev, data); } /* Callback handler to send event after all samples are received and captured */ @@ -179,7 +180,7 @@ static int als_proc_event(struct hid_sensor_hub_device *hsdev, als_state->common_attributes.data_ready); if (als_state->common_attributes.data_ready) hid_sensor_push_data(indio_dev, - (u8 *)&als_state->illum, + &als_state->illum, sizeof(als_state->illum)); return 0; diff --git a/drivers/iio/light/tcs3472.c b/drivers/iio/light/tcs3472.c new file mode 100644 index 0000000..45df220 --- /dev/null +++ b/drivers/iio/light/tcs3472.c @@ -0,0 +1,367 @@ +/* + * tcs3472.c - Support for TAOS TCS3472 color light-to-digital converter + * + * Copyright (c) 2013 Peter Meerwald <pmeerw@pmeerw.net> + * + * This file is subject to the terms and conditions of version 2 of + * the GNU General Public License. See the file COPYING in the main + * directory of this archive for more details. + * + * Color light sensor with 16-bit channels for red, green, blue, clear); + * 7-bit I2C slave address 0x39 (TCS34721, TCS34723) or 0x29 (TCS34725, + * TCS34727) + * + * TODO: interrupt support, thresholds, wait time + */ + +#include <linux/module.h> +#include <linux/i2c.h> +#include <linux/delay.h> +#include <linux/pm.h> + +#include <linux/iio/iio.h> +#include <linux/iio/sysfs.h> +#include <linux/iio/trigger_consumer.h> +#include <linux/iio/buffer.h> +#include <linux/iio/triggered_buffer.h> + +#define TCS3472_DRV_NAME "tcs3472" + +#define TCS3472_COMMAND BIT(7) +#define TCS3472_AUTO_INCR BIT(5) + +#define TCS3472_ENABLE (TCS3472_COMMAND | 0x00) +#define TCS3472_ATIME (TCS3472_COMMAND | 0x01) +#define TCS3472_WTIME (TCS3472_COMMAND | 0x03) +#define TCS3472_AILT (TCS3472_COMMAND | 0x04) +#define TCS3472_AIHT (TCS3472_COMMAND | 0x06) +#define TCS3472_PERS (TCS3472_COMMAND | 0x0c) +#define TCS3472_CONFIG (TCS3472_COMMAND | 0x0d) +#define TCS3472_CONTROL (TCS3472_COMMAND | 0x0f) +#define TCS3472_ID (TCS3472_COMMAND | 0x12) +#define TCS3472_STATUS (TCS3472_COMMAND | 0x13) +#define TCS3472_CDATA (TCS3472_COMMAND | TCS3472_AUTO_INCR | 0x14) +#define TCS3472_RDATA (TCS3472_COMMAND | TCS3472_AUTO_INCR | 0x16) +#define TCS3472_GDATA (TCS3472_COMMAND | TCS3472_AUTO_INCR | 0x18) +#define TCS3472_BDATA (TCS3472_COMMAND | TCS3472_AUTO_INCR | 0x1a) + +#define TCS3472_STATUS_AVALID BIT(0) +#define TCS3472_ENABLE_AEN BIT(1) +#define TCS3472_ENABLE_PON BIT(0) +#define TCS3472_CONTROL_AGAIN_MASK (BIT(0) | BIT(1)) + +struct tcs3472_data { + struct i2c_client *client; + u8 enable; + u8 control; + u8 atime; + u16 buffer[8]; /* 4 16-bit channels + 64-bit timestamp */ +}; + +#define TCS3472_CHANNEL(_color, _si, _addr) { \ + .type = IIO_INTENSITY, \ + .modified = 1, \ + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \ + .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_CALIBSCALE) | \ + BIT(IIO_CHAN_INFO_INT_TIME), \ + .channel2 = IIO_MOD_LIGHT_##_color, \ + .address = _addr, \ + .scan_index = _si, \ + .scan_type = IIO_ST('u', 16, 16, 0), \ +} + +static const int tcs3472_agains[] = { 1, 4, 16, 60 }; + +static const struct iio_chan_spec tcs3472_channels[] = { + TCS3472_CHANNEL(CLEAR, 0, TCS3472_CDATA), + TCS3472_CHANNEL(RED, 1, TCS3472_RDATA), + TCS3472_CHANNEL(GREEN, 2, TCS3472_GDATA), + TCS3472_CHANNEL(BLUE, 3, TCS3472_BDATA), + IIO_CHAN_SOFT_TIMESTAMP(4), +}; + +static int tcs3472_req_data(struct tcs3472_data *data) +{ + int tries = 50; + int ret; + + while (tries--) { + ret = i2c_smbus_read_byte_data(data->client, TCS3472_STATUS); + if (ret < 0) + return ret; + if (ret & TCS3472_STATUS_AVALID) + break; + msleep(20); + } + + if (tries < 0) { + dev_err(&data->client->dev, "data not ready\n"); + return -EIO; + } + + return 0; +} + +static int tcs3472_read_raw(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, + int *val, int *val2, long mask) +{ + struct tcs3472_data *data = iio_priv(indio_dev); + int ret; + + switch (mask) { + case IIO_CHAN_INFO_RAW: + ret = tcs3472_req_data(data); + if (ret < 0) + return ret; + ret = i2c_smbus_read_word_data(data->client, chan->address); + if (ret < 0) + return ret; + *val = ret; + return IIO_VAL_INT; + case IIO_CHAN_INFO_CALIBSCALE: + *val = tcs3472_agains[data->control & + TCS3472_CONTROL_AGAIN_MASK]; + return IIO_VAL_INT; + case IIO_CHAN_INFO_INT_TIME: + *val = 0; + *val2 = (256 - data->atime) * 2400; + return IIO_VAL_INT_PLUS_MICRO; + } + return -EINVAL; +} + +static int tcs3472_write_raw(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, + int val, int val2, long mask) +{ + struct tcs3472_data *data = iio_priv(indio_dev); + int i; + + switch (mask) { + case IIO_CHAN_INFO_CALIBSCALE: + if (val2 != 0) + return -EINVAL; + for (i = 0; i < ARRAY_SIZE(tcs3472_agains); i++) { + if (val == tcs3472_agains[i]) { + data->control &= ~TCS3472_CONTROL_AGAIN_MASK; + data->control |= i; + return i2c_smbus_write_byte_data( + data->client, TCS3472_CONTROL, + data->control); + } + } + return -EINVAL; + case IIO_CHAN_INFO_INT_TIME: + if (val != 0) + return -EINVAL; + for (i = 0; i < 256; i++) { + if (val2 == (256 - i) * 2400) { + data->atime = i; + return i2c_smbus_write_word_data( + data->client, TCS3472_ATIME, + data->atime); + } + + } + return -EINVAL; + } + return -EINVAL; +} + +static irqreturn_t tcs3472_trigger_handler(int irq, void *p) +{ + struct iio_poll_func *pf = p; + struct iio_dev *indio_dev = pf->indio_dev; + struct tcs3472_data *data = iio_priv(indio_dev); + int len = 0; + int i, j = 0; + + int ret = tcs3472_req_data(data); + if (ret < 0) + goto done; + + for_each_set_bit(i, indio_dev->active_scan_mask, + indio_dev->masklength) { + ret = i2c_smbus_read_word_data(data->client, + TCS3472_CDATA + 2*i); + if (ret < 0) + goto done; + + data->buffer[j++] = ret; + len += 2; + } + + iio_push_to_buffers_with_timestamp(indio_dev, data->buffer, + iio_get_time_ns()); + +done: + iio_trigger_notify_done(indio_dev->trig); + + return IRQ_HANDLED; +} + +static ssize_t tcs3472_show_int_time_available(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + size_t len = 0; + int i; + + for (i = 1; i <= 256; i++) + len += scnprintf(buf + len, PAGE_SIZE - len, "0.%06d ", + 2400 * i); + + /* replace trailing space by newline */ + buf[len - 1] = '\n'; + + return len; +} + +static IIO_CONST_ATTR(calibscale_available, "1 4 16 60"); +static IIO_DEV_ATTR_INT_TIME_AVAIL(tcs3472_show_int_time_available); + +static struct attribute *tcs3472_attributes[] = { + &iio_const_attr_calibscale_available.dev_attr.attr, + &iio_dev_attr_integration_time_available.dev_attr.attr, + NULL +}; + +static const struct attribute_group tcs3472_attribute_group = { + .attrs = tcs3472_attributes, +}; + +static const struct iio_info tcs3472_info = { + .read_raw = tcs3472_read_raw, + .write_raw = tcs3472_write_raw, + .attrs = &tcs3472_attribute_group, + .driver_module = THIS_MODULE, +}; + +static int tcs3472_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct tcs3472_data *data; + struct iio_dev *indio_dev; + int ret; + + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data)); + if (indio_dev == NULL) + return -ENOMEM; + + data = iio_priv(indio_dev); + i2c_set_clientdata(client, indio_dev); + data->client = client; + + indio_dev->dev.parent = &client->dev; + indio_dev->info = &tcs3472_info; + indio_dev->name = TCS3472_DRV_NAME; + indio_dev->channels = tcs3472_channels; + indio_dev->num_channels = ARRAY_SIZE(tcs3472_channels); + indio_dev->modes = INDIO_DIRECT_MODE; + + ret = i2c_smbus_read_byte_data(data->client, TCS3472_ID); + if (ret < 0) + return ret; + + if (ret == 0x44) + dev_info(&client->dev, "TCS34721/34725 found\n"); + else if (ret == 0x4d) + dev_info(&client->dev, "TCS34723/34727 found\n"); + else + return -ENODEV; + + ret = i2c_smbus_read_byte_data(data->client, TCS3472_CONTROL); + if (ret < 0) + return ret; + data->control = ret; + + ret = i2c_smbus_read_byte_data(data->client, TCS3472_ATIME); + if (ret < 0) + return ret; + data->atime = ret; + + ret = i2c_smbus_read_byte_data(data->client, TCS3472_ENABLE); + if (ret < 0) + return ret; + + /* enable device */ + data->enable = ret | TCS3472_ENABLE_PON | TCS3472_ENABLE_AEN; + ret = i2c_smbus_write_byte_data(data->client, TCS3472_ENABLE, + data->enable); + if (ret < 0) + return ret; + + ret = iio_triggered_buffer_setup(indio_dev, NULL, + tcs3472_trigger_handler, NULL); + if (ret < 0) + return ret; + + ret = iio_device_register(indio_dev); + if (ret < 0) + goto buffer_cleanup; + + return 0; + +buffer_cleanup: + iio_triggered_buffer_cleanup(indio_dev); + return ret; +} + +static int tcs3472_powerdown(struct tcs3472_data *data) +{ + return i2c_smbus_write_byte_data(data->client, TCS3472_ENABLE, + data->enable & ~(TCS3472_ENABLE_AEN | TCS3472_ENABLE_PON)); +} + +static int tcs3472_remove(struct i2c_client *client) +{ + struct iio_dev *indio_dev = i2c_get_clientdata(client); + + iio_device_unregister(indio_dev); + iio_triggered_buffer_cleanup(indio_dev); + tcs3472_powerdown(iio_priv(indio_dev)); + + return 0; +} + +#ifdef CONFIG_PM_SLEEP +static int tcs3472_suspend(struct device *dev) +{ + struct tcs3472_data *data = iio_priv(i2c_get_clientdata( + to_i2c_client(dev))); + return tcs3472_powerdown(data); +} + +static int tcs3472_resume(struct device *dev) +{ + struct tcs3472_data *data = iio_priv(i2c_get_clientdata( + to_i2c_client(dev))); + return i2c_smbus_write_byte_data(data->client, TCS3472_ENABLE, + data->enable | (TCS3472_ENABLE_AEN | TCS3472_ENABLE_PON)); +} +#endif + +static SIMPLE_DEV_PM_OPS(tcs3472_pm_ops, tcs3472_suspend, tcs3472_resume); + +static const struct i2c_device_id tcs3472_id[] = { + { "tcs3472", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, tcs3472_id); + +static struct i2c_driver tcs3472_driver = { + .driver = { + .name = TCS3472_DRV_NAME, + .pm = &tcs3472_pm_ops, + .owner = THIS_MODULE, + }, + .probe = tcs3472_probe, + .remove = tcs3472_remove, + .id_table = tcs3472_id, +}; +module_i2c_driver(tcs3472_driver); + +MODULE_AUTHOR("Peter Meerwald <pmeerw@pmeerw.net>"); +MODULE_DESCRIPTION("TCS3472 color light sensors driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/iio/light/tsl4531.c b/drivers/iio/light/tsl4531.c new file mode 100644 index 0000000..a15006e --- /dev/null +++ b/drivers/iio/light/tsl4531.c @@ -0,0 +1,258 @@ +/* + * tsl4531.c - Support for TAOS TSL4531 ambient light sensor + * + * Copyright 2013 Peter Meerwald <pmeerw@pmeerw.net> + * + * This file is subject to the terms and conditions of version 2 of + * the GNU General Public License. See the file COPYING in the main + * directory of this archive for more details. + * + * IIO driver for the TSL4531x family + * TSL45311/TSL45313: 7-bit I2C slave address 0x39 + * TSL45315/TSL45317: 7-bit I2C slave address 0x29 + * + * TODO: single cycle measurement + */ + +#include <linux/module.h> +#include <linux/i2c.h> +#include <linux/err.h> +#include <linux/delay.h> + +#include <linux/iio/iio.h> +#include <linux/iio/sysfs.h> + +#define TSL4531_DRV_NAME "tsl4531" + +#define TCS3472_COMMAND BIT(7) + +#define TSL4531_CONTROL (TCS3472_COMMAND | 0x00) +#define TSL4531_CONFIG (TCS3472_COMMAND | 0x01) +#define TSL4531_DATA (TCS3472_COMMAND | 0x04) +#define TSL4531_ID (TCS3472_COMMAND | 0x0a) + +/* operating modes in control register */ +#define TSL4531_MODE_POWERDOWN 0x00 +#define TSL4531_MODE_SINGLE_ADC 0x02 +#define TSL4531_MODE_NORMAL 0x03 + +/* integration time control in config register */ +#define TSL4531_TCNTRL_400MS 0x00 +#define TSL4531_TCNTRL_200MS 0x01 +#define TSL4531_TCNTRL_100MS 0x02 + +/* part number in id register */ +#define TSL45311_ID 0x8 +#define TSL45313_ID 0x9 +#define TSL45315_ID 0xa +#define TSL45317_ID 0xb +#define TSL4531_ID_SHIFT 4 + +struct tsl4531_data { + struct i2c_client *client; + struct mutex lock; + int int_time; +}; + +static IIO_CONST_ATTR_INT_TIME_AVAIL("0.1 0.2 0.4"); + +static struct attribute *tsl4531_attributes[] = { + &iio_const_attr_integration_time_available.dev_attr.attr, + NULL +}; + +static const struct attribute_group tsl4531_attribute_group = { + .attrs = tsl4531_attributes, +}; + +static const struct iio_chan_spec tsl4531_channels[] = { + { + .type = IIO_LIGHT, + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | + BIT(IIO_CHAN_INFO_SCALE) | + BIT(IIO_CHAN_INFO_INT_TIME) + } +}; + +static int tsl4531_read_raw(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, + int *val, int *val2, long mask) +{ + struct tsl4531_data *data = iio_priv(indio_dev); + int ret; + + switch (mask) { + case IIO_CHAN_INFO_RAW: + ret = i2c_smbus_read_word_data(data->client, + TSL4531_DATA); + if (ret < 0) + return ret; + *val = ret; + return IIO_VAL_INT; + case IIO_CHAN_INFO_SCALE: + /* 0.. 1x, 1 .. 2x, 2 .. 4x */ + *val = 1 << data->int_time; + return IIO_VAL_INT; + case IIO_CHAN_INFO_INT_TIME: + if (data->int_time == 0) + *val2 = 400000; + else if (data->int_time == 1) + *val2 = 200000; + else if (data->int_time == 2) + *val2 = 100000; + else + return -EINVAL; + *val = 0; + return IIO_VAL_INT_PLUS_MICRO; + default: + return -EINVAL; + } +} + +static int tsl4531_write_raw(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, + int val, int val2, long mask) +{ + struct tsl4531_data *data = iio_priv(indio_dev); + int int_time, ret; + + switch (mask) { + case IIO_CHAN_INFO_INT_TIME: + if (val != 0) + return -EINVAL; + if (val2 == 400000) + int_time = 0; + else if (val2 == 200000) + int_time = 1; + else if (val2 == 100000) + int_time = 2; + else + return -EINVAL; + mutex_lock(&data->lock); + ret = i2c_smbus_write_byte_data(data->client, + TSL4531_CONFIG, int_time); + if (ret >= 0) + data->int_time = int_time; + mutex_unlock(&data->lock); + return ret; + default: + return -EINVAL; + } +} + +static const struct iio_info tsl4531_info = { + .read_raw = tsl4531_read_raw, + .write_raw = tsl4531_write_raw, + .attrs = &tsl4531_attribute_group, + .driver_module = THIS_MODULE, +}; + +static int tsl4531_check_id(struct i2c_client *client) +{ + int ret = i2c_smbus_read_byte_data(client, TSL4531_ID); + if (ret < 0) + return ret; + + switch (ret >> TSL4531_ID_SHIFT) { + case TSL45311_ID: + case TSL45313_ID: + case TSL45315_ID: + case TSL45317_ID: + return 1; + default: + return 0; + } +} + +static int tsl4531_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct tsl4531_data *data; + struct iio_dev *indio_dev; + int ret; + + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data)); + if (!indio_dev) + return -ENOMEM; + + data = iio_priv(indio_dev); + i2c_set_clientdata(client, indio_dev); + data->client = client; + mutex_init(&data->lock); + + if (!tsl4531_check_id(client)) { + dev_err(&client->dev, "no TSL4531 sensor\n"); + return -ENODEV; + } + + ret = i2c_smbus_write_byte_data(data->client, TSL4531_CONTROL, + TSL4531_MODE_NORMAL); + if (ret < 0) + return ret; + + ret = i2c_smbus_write_byte_data(data->client, TSL4531_CONFIG, + TSL4531_TCNTRL_400MS); + if (ret < 0) + return ret; + + indio_dev->dev.parent = &client->dev; + indio_dev->info = &tsl4531_info; + indio_dev->channels = tsl4531_channels; + indio_dev->num_channels = ARRAY_SIZE(tsl4531_channels); + indio_dev->name = TSL4531_DRV_NAME; + indio_dev->modes = INDIO_DIRECT_MODE; + + return iio_device_register(indio_dev); +} + +static int tsl4531_powerdown(struct i2c_client *client) +{ + return i2c_smbus_write_byte_data(client, TSL4531_CONTROL, + TSL4531_MODE_POWERDOWN); +} + +static int tsl4531_remove(struct i2c_client *client) +{ + iio_device_unregister(i2c_get_clientdata(client)); + tsl4531_powerdown(client); + + return 0; +} + +#ifdef CONFIG_PM_SLEEP +static int tsl4531_suspend(struct device *dev) +{ + return tsl4531_powerdown(to_i2c_client(dev)); +} + +static int tsl4531_resume(struct device *dev) +{ + return i2c_smbus_write_byte_data(to_i2c_client(dev), TSL4531_CONTROL, + TSL4531_MODE_NORMAL); +} +#endif + +static SIMPLE_DEV_PM_OPS(tsl4531_pm_ops, tsl4531_suspend, tsl4531_resume); + +static const struct i2c_device_id tsl4531_id[] = { + { "tsl4531", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, tsl4531_id); + +static struct i2c_driver tsl4531_driver = { + .driver = { + .name = TSL4531_DRV_NAME, + .pm = &tsl4531_pm_ops, + .owner = THIS_MODULE, + }, + .probe = tsl4531_probe, + .remove = tsl4531_remove, + .id_table = tsl4531_id, +}; + +module_i2c_driver(tsl4531_driver); + +MODULE_AUTHOR("Peter Meerwald <pmeerw@pmeerw.net>"); +MODULE_DESCRIPTION("TAOS TSL4531 ambient light sensors driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/iio/magnetometer/hid-sensor-magn-3d.c b/drivers/iio/magnetometer/hid-sensor-magn-3d.c index a98460b..2634920 100644 --- a/drivers/iio/magnetometer/hid-sensor-magn-3d.c +++ b/drivers/iio/magnetometer/hid-sensor-magn-3d.c @@ -183,10 +183,11 @@ static const struct iio_info magn_3d_info = { }; /* Function to push data to buffer */ -static void hid_sensor_push_data(struct iio_dev *indio_dev, u8 *data, int len) +static void hid_sensor_push_data(struct iio_dev *indio_dev, const void *data, + int len) { dev_dbg(&indio_dev->dev, "hid_sensor_push_data\n"); - iio_push_to_buffers(indio_dev, (u8 *)data); + iio_push_to_buffers(indio_dev, data); } /* Callback handler to send event after all samples are received and captured */ @@ -201,7 +202,7 @@ static int magn_3d_proc_event(struct hid_sensor_hub_device *hsdev, magn_state->common_attributes.data_ready); if (magn_state->common_attributes.data_ready) hid_sensor_push_data(indio_dev, - (u8 *)magn_state->magn_val, + magn_state->magn_val, sizeof(magn_state->magn_val)); return 0; diff --git a/drivers/iio/magnetometer/st_magn_core.c b/drivers/iio/magnetometer/st_magn_core.c index e8d2849..82461ef 100644 --- a/drivers/iio/magnetometer/st_magn_core.c +++ b/drivers/iio/magnetometer/st_magn_core.c @@ -348,8 +348,9 @@ static const struct iio_info magn_info = { int st_magn_common_probe(struct iio_dev *indio_dev, struct st_sensors_platform_data *pdata) { - int err; struct st_sensor_data *mdata = iio_priv(indio_dev); + int irq = mdata->get_irq_data_ready(indio_dev); + int err; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &magn_info; @@ -357,7 +358,7 @@ int st_magn_common_probe(struct iio_dev *indio_dev, err = st_sensors_check_device_support(indio_dev, ARRAY_SIZE(st_magn_sensors), st_magn_sensors); if (err < 0) - goto st_magn_common_probe_error; + return err; mdata->num_data_channels = ST_MAGN_NUMBER_DATA_CHANNELS; mdata->multiread_bit = mdata->sensor->multi_read_bit; @@ -370,12 +371,13 @@ int st_magn_common_probe(struct iio_dev *indio_dev, err = st_sensors_init_sensor(indio_dev, pdata); if (err < 0) - goto st_magn_common_probe_error; + return err; - if (mdata->get_irq_data_ready(indio_dev) > 0) { - err = st_magn_allocate_ring(indio_dev); - if (err < 0) - goto st_magn_common_probe_error; + err = st_magn_allocate_ring(indio_dev); + if (err < 0) + return err; + + if (irq > 0) { err = st_sensors_allocate_trigger(indio_dev, NULL); if (err < 0) goto st_magn_probe_trigger_error; @@ -385,15 +387,14 @@ int st_magn_common_probe(struct iio_dev *indio_dev, if (err) goto st_magn_device_register_error; - return err; + return 0; st_magn_device_register_error: - if (mdata->get_irq_data_ready(indio_dev) > 0) + if (irq > 0) st_sensors_deallocate_trigger(indio_dev); st_magn_probe_trigger_error: - if (mdata->get_irq_data_ready(indio_dev) > 0) - st_magn_deallocate_ring(indio_dev); -st_magn_common_probe_error: + st_magn_deallocate_ring(indio_dev); + return err; } EXPORT_SYMBOL(st_magn_common_probe); @@ -403,10 +404,10 @@ void st_magn_common_remove(struct iio_dev *indio_dev) struct st_sensor_data *mdata = iio_priv(indio_dev); iio_device_unregister(indio_dev); - if (mdata->get_irq_data_ready(indio_dev) > 0) { + if (mdata->get_irq_data_ready(indio_dev) > 0) st_sensors_deallocate_trigger(indio_dev); - st_magn_deallocate_ring(indio_dev); - } + + st_magn_deallocate_ring(indio_dev); } EXPORT_SYMBOL(st_magn_common_remove); diff --git a/drivers/iio/pressure/st_pressure.h b/drivers/iio/pressure/st_pressure.h index b0b6306..049c21a 100644 --- a/drivers/iio/pressure/st_pressure.h +++ b/drivers/iio/pressure/st_pressure.h @@ -14,6 +14,7 @@ #include <linux/types.h> #include <linux/iio/common/st_sensors.h> +#define LPS001WP_PRESS_DEV_NAME "lps001wp" #define LPS331AP_PRESS_DEV_NAME "lps331ap" /** diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c index ceebd3c..2da411b 100644 --- a/drivers/iio/pressure/st_pressure_core.c +++ b/drivers/iio/pressure/st_pressure_core.c @@ -36,94 +36,200 @@ ST_PRESS_LSB_PER_CELSIUS) #define ST_PRESS_NUMBER_DATA_CHANNELS 1 -/* DEFAULT VALUE FOR SENSORS */ -#define ST_PRESS_DEFAULT_OUT_XL_ADDR 0x28 -#define ST_TEMP_DEFAULT_OUT_L_ADDR 0x2b - /* FULLSCALE */ #define ST_PRESS_FS_AVL_1260MB 1260 -/* CUSTOM VALUES FOR SENSOR 1 */ -#define ST_PRESS_1_WAI_EXP 0xbb -#define ST_PRESS_1_ODR_ADDR 0x20 -#define ST_PRESS_1_ODR_MASK 0x70 -#define ST_PRESS_1_ODR_AVL_1HZ_VAL 0x01 -#define ST_PRESS_1_ODR_AVL_7HZ_VAL 0x05 -#define ST_PRESS_1_ODR_AVL_13HZ_VAL 0x06 -#define ST_PRESS_1_ODR_AVL_25HZ_VAL 0x07 -#define ST_PRESS_1_PW_ADDR 0x20 -#define ST_PRESS_1_PW_MASK 0x80 -#define ST_PRESS_1_FS_ADDR 0x23 -#define ST_PRESS_1_FS_MASK 0x30 -#define ST_PRESS_1_FS_AVL_1260_VAL 0x00 -#define ST_PRESS_1_FS_AVL_1260_GAIN ST_PRESS_KPASCAL_NANO_SCALE -#define ST_PRESS_1_FS_AVL_TEMP_GAIN ST_PRESS_CELSIUS_NANO_SCALE -#define ST_PRESS_1_BDU_ADDR 0x20 -#define ST_PRESS_1_BDU_MASK 0x04 -#define ST_PRESS_1_DRDY_IRQ_ADDR 0x22 -#define ST_PRESS_1_DRDY_IRQ_INT1_MASK 0x04 -#define ST_PRESS_1_DRDY_IRQ_INT2_MASK 0x20 -#define ST_PRESS_1_MULTIREAD_BIT true -#define ST_PRESS_1_TEMP_OFFSET 42500 - -static const struct iio_chan_spec st_press_channels[] = { - ST_SENSORS_LSM_CHANNELS(IIO_PRESSURE, +/* CUSTOM VALUES FOR LPS331AP SENSOR */ +#define ST_PRESS_LPS331AP_WAI_EXP 0xbb +#define ST_PRESS_LPS331AP_ODR_ADDR 0x20 +#define ST_PRESS_LPS331AP_ODR_MASK 0x70 +#define ST_PRESS_LPS331AP_ODR_AVL_1HZ_VAL 0x01 +#define ST_PRESS_LPS331AP_ODR_AVL_7HZ_VAL 0x05 +#define ST_PRESS_LPS331AP_ODR_AVL_13HZ_VAL 0x06 +#define ST_PRESS_LPS331AP_ODR_AVL_25HZ_VAL 0x07 +#define ST_PRESS_LPS331AP_PW_ADDR 0x20 +#define ST_PRESS_LPS331AP_PW_MASK 0x80 +#define ST_PRESS_LPS331AP_FS_ADDR 0x23 +#define ST_PRESS_LPS331AP_FS_MASK 0x30 +#define ST_PRESS_LPS331AP_FS_AVL_1260_VAL 0x00 +#define ST_PRESS_LPS331AP_FS_AVL_1260_GAIN ST_PRESS_KPASCAL_NANO_SCALE +#define ST_PRESS_LPS331AP_FS_AVL_TEMP_GAIN ST_PRESS_CELSIUS_NANO_SCALE +#define ST_PRESS_LPS331AP_BDU_ADDR 0x20 +#define ST_PRESS_LPS331AP_BDU_MASK 0x04 +#define ST_PRESS_LPS331AP_DRDY_IRQ_ADDR 0x22 +#define ST_PRESS_LPS331AP_DRDY_IRQ_INT1_MASK 0x04 +#define ST_PRESS_LPS331AP_DRDY_IRQ_INT2_MASK 0x20 +#define ST_PRESS_LPS331AP_MULTIREAD_BIT true +#define ST_PRESS_LPS331AP_TEMP_OFFSET 42500 +#define ST_PRESS_LPS331AP_OUT_XL_ADDR 0x28 +#define ST_TEMP_LPS331AP_OUT_L_ADDR 0x2b + +/* CUSTOM VALUES FOR LPS001WP SENSOR */ +#define ST_PRESS_LPS001WP_WAI_EXP 0xba +#define ST_PRESS_LPS001WP_ODR_ADDR 0x20 +#define ST_PRESS_LPS001WP_ODR_MASK 0x30 +#define ST_PRESS_LPS001WP_ODR_AVL_1HZ_VAL 0x01 +#define ST_PRESS_LPS001WP_ODR_AVL_7HZ_VAL 0x02 +#define ST_PRESS_LPS001WP_ODR_AVL_13HZ_VAL 0x03 +#define ST_PRESS_LPS001WP_PW_ADDR 0x20 +#define ST_PRESS_LPS001WP_PW_MASK 0x40 +#define ST_PRESS_LPS001WP_BDU_ADDR 0x20 +#define ST_PRESS_LPS001WP_BDU_MASK 0x04 +#define ST_PRESS_LPS001WP_MULTIREAD_BIT true +#define ST_PRESS_LPS001WP_OUT_L_ADDR 0x28 +#define ST_TEMP_LPS001WP_OUT_L_ADDR 0x2a + +static const struct iio_chan_spec st_press_lps331ap_channels[] = { + { + .type = IIO_PRESSURE, + .channel2 = IIO_NO_MOD, + .address = ST_PRESS_LPS331AP_OUT_XL_ADDR, + .scan_index = ST_SENSORS_SCAN_X, + .scan_type = { + .sign = 'u', + .realbits = 24, + .storagebits = 24, + .endianness = IIO_LE, + }, + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE), - ST_SENSORS_SCAN_X, 0, IIO_NO_MOD, 'u', IIO_LE, 24, 24, - ST_PRESS_DEFAULT_OUT_XL_ADDR), - ST_SENSORS_LSM_CHANNELS(IIO_TEMP, - BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE) | - BIT(IIO_CHAN_INFO_OFFSET), - -1, 0, IIO_NO_MOD, 's', IIO_LE, 16, 16, - ST_TEMP_DEFAULT_OUT_L_ADDR), + .modified = 0, + }, + { + .type = IIO_TEMP, + .channel2 = IIO_NO_MOD, + .address = ST_TEMP_LPS331AP_OUT_L_ADDR, + .scan_index = -1, + .scan_type = { + .sign = 'u', + .realbits = 16, + .storagebits = 16, + .endianness = IIO_LE, + }, + .info_mask_separate = + BIT(IIO_CHAN_INFO_RAW) | + BIT(IIO_CHAN_INFO_SCALE) | + BIT(IIO_CHAN_INFO_OFFSET), + .modified = 0, + }, + IIO_CHAN_SOFT_TIMESTAMP(1) +}; + +static const struct iio_chan_spec st_press_lps001wp_channels[] = { + { + .type = IIO_PRESSURE, + .channel2 = IIO_NO_MOD, + .address = ST_PRESS_LPS001WP_OUT_L_ADDR, + .scan_index = ST_SENSORS_SCAN_X, + .scan_type = { + .sign = 'u', + .realbits = 16, + .storagebits = 16, + .endianness = IIO_LE, + }, + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), + .modified = 0, + }, + { + .type = IIO_TEMP, + .channel2 = IIO_NO_MOD, + .address = ST_TEMP_LPS001WP_OUT_L_ADDR, + .scan_index = -1, + .scan_type = { + .sign = 'u', + .realbits = 16, + .storagebits = 16, + .endianness = IIO_LE, + }, + .info_mask_separate = + BIT(IIO_CHAN_INFO_RAW) | + BIT(IIO_CHAN_INFO_OFFSET), + .modified = 0, + }, IIO_CHAN_SOFT_TIMESTAMP(1) }; static const struct st_sensors st_press_sensors[] = { { - .wai = ST_PRESS_1_WAI_EXP, + .wai = ST_PRESS_LPS331AP_WAI_EXP, .sensors_supported = { [0] = LPS331AP_PRESS_DEV_NAME, }, - .ch = (struct iio_chan_spec *)st_press_channels, + .ch = (struct iio_chan_spec *)st_press_lps331ap_channels, + .num_ch = ARRAY_SIZE(st_press_lps331ap_channels), .odr = { - .addr = ST_PRESS_1_ODR_ADDR, - .mask = ST_PRESS_1_ODR_MASK, + .addr = ST_PRESS_LPS331AP_ODR_ADDR, + .mask = ST_PRESS_LPS331AP_ODR_MASK, .odr_avl = { - { 1, ST_PRESS_1_ODR_AVL_1HZ_VAL, }, - { 7, ST_PRESS_1_ODR_AVL_7HZ_VAL, }, - { 13, ST_PRESS_1_ODR_AVL_13HZ_VAL, }, - { 25, ST_PRESS_1_ODR_AVL_25HZ_VAL, }, + { 1, ST_PRESS_LPS331AP_ODR_AVL_1HZ_VAL, }, + { 7, ST_PRESS_LPS331AP_ODR_AVL_7HZ_VAL, }, + { 13, ST_PRESS_LPS331AP_ODR_AVL_13HZ_VAL, }, + { 25, ST_PRESS_LPS331AP_ODR_AVL_25HZ_VAL, }, }, }, .pw = { - .addr = ST_PRESS_1_PW_ADDR, - .mask = ST_PRESS_1_PW_MASK, + .addr = ST_PRESS_LPS331AP_PW_ADDR, + .mask = ST_PRESS_LPS331AP_PW_MASK, .value_on = ST_SENSORS_DEFAULT_POWER_ON_VALUE, .value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE, }, .fs = { - .addr = ST_PRESS_1_FS_ADDR, - .mask = ST_PRESS_1_FS_MASK, + .addr = ST_PRESS_LPS331AP_FS_ADDR, + .mask = ST_PRESS_LPS331AP_FS_MASK, .fs_avl = { [0] = { .num = ST_PRESS_FS_AVL_1260MB, - .value = ST_PRESS_1_FS_AVL_1260_VAL, - .gain = ST_PRESS_1_FS_AVL_1260_GAIN, - .gain2 = ST_PRESS_1_FS_AVL_TEMP_GAIN, + .value = ST_PRESS_LPS331AP_FS_AVL_1260_VAL, + .gain = ST_PRESS_LPS331AP_FS_AVL_1260_GAIN, + .gain2 = ST_PRESS_LPS331AP_FS_AVL_TEMP_GAIN, }, }, }, .bdu = { - .addr = ST_PRESS_1_BDU_ADDR, - .mask = ST_PRESS_1_BDU_MASK, + .addr = ST_PRESS_LPS331AP_BDU_ADDR, + .mask = ST_PRESS_LPS331AP_BDU_MASK, + }, + .drdy_irq = { + .addr = ST_PRESS_LPS331AP_DRDY_IRQ_ADDR, + .mask_int1 = ST_PRESS_LPS331AP_DRDY_IRQ_INT1_MASK, + .mask_int2 = ST_PRESS_LPS331AP_DRDY_IRQ_INT2_MASK, + }, + .multi_read_bit = ST_PRESS_LPS331AP_MULTIREAD_BIT, + .bootime = 2, + }, + { + .wai = ST_PRESS_LPS001WP_WAI_EXP, + .sensors_supported = { + [0] = LPS001WP_PRESS_DEV_NAME, + }, + .ch = (struct iio_chan_spec *)st_press_lps001wp_channels, + .num_ch = ARRAY_SIZE(st_press_lps001wp_channels), + .odr = { + .addr = ST_PRESS_LPS001WP_ODR_ADDR, + .mask = ST_PRESS_LPS001WP_ODR_MASK, + .odr_avl = { + { 1, ST_PRESS_LPS001WP_ODR_AVL_1HZ_VAL, }, + { 7, ST_PRESS_LPS001WP_ODR_AVL_7HZ_VAL, }, + { 13, ST_PRESS_LPS001WP_ODR_AVL_13HZ_VAL, }, + }, + }, + .pw = { + .addr = ST_PRESS_LPS001WP_PW_ADDR, + .mask = ST_PRESS_LPS001WP_PW_MASK, + .value_on = ST_SENSORS_DEFAULT_POWER_ON_VALUE, + .value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE, + }, + .fs = { + .addr = 0, + }, + .bdu = { + .addr = ST_PRESS_LPS001WP_BDU_ADDR, + .mask = ST_PRESS_LPS001WP_BDU_MASK, }, .drdy_irq = { - .addr = ST_PRESS_1_DRDY_IRQ_ADDR, - .mask_int1 = ST_PRESS_1_DRDY_IRQ_INT1_MASK, - .mask_int2 = ST_PRESS_1_DRDY_IRQ_INT2_MASK, + .addr = 0, }, - .multi_read_bit = ST_PRESS_1_MULTIREAD_BIT, + .multi_read_bit = ST_PRESS_LPS001WP_MULTIREAD_BIT, .bootime = 2, }, }; @@ -210,41 +316,46 @@ static const struct iio_trigger_ops st_press_trigger_ops = { int st_press_common_probe(struct iio_dev *indio_dev, struct st_sensors_platform_data *plat_data) { - int err; struct st_sensor_data *pdata = iio_priv(indio_dev); + int irq = pdata->get_irq_data_ready(indio_dev); + int err; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &press_info; err = st_sensors_check_device_support(indio_dev, - ARRAY_SIZE(st_press_sensors), st_press_sensors); + ARRAY_SIZE(st_press_sensors), + st_press_sensors); if (err < 0) - goto st_press_common_probe_error; + return err; pdata->num_data_channels = ST_PRESS_NUMBER_DATA_CHANNELS; - pdata->multiread_bit = pdata->sensor->multi_read_bit; - indio_dev->channels = pdata->sensor->ch; - indio_dev->num_channels = ARRAY_SIZE(st_press_channels); + pdata->multiread_bit = pdata->sensor->multi_read_bit; + indio_dev->channels = pdata->sensor->ch; + indio_dev->num_channels = pdata->sensor->num_ch; + + if (pdata->sensor->fs.addr != 0) + pdata->current_fullscale = (struct st_sensor_fullscale_avl *) + &pdata->sensor->fs.fs_avl[0]; - pdata->current_fullscale = (struct st_sensor_fullscale_avl *) - &pdata->sensor->fs.fs_avl[0]; pdata->odr = pdata->sensor->odr.odr_avl[0].hz; - if (!plat_data) + /* Some devices don't support a data ready pin. */ + if (!plat_data && pdata->sensor->drdy_irq.addr) plat_data = (struct st_sensors_platform_data *)&default_press_pdata; err = st_sensors_init_sensor(indio_dev, plat_data); if (err < 0) - goto st_press_common_probe_error; + return err; - if (pdata->get_irq_data_ready(indio_dev) > 0) { - err = st_press_allocate_ring(indio_dev); - if (err < 0) - goto st_press_common_probe_error; + err = st_press_allocate_ring(indio_dev); + if (err < 0) + return err; + if (irq > 0) { err = st_sensors_allocate_trigger(indio_dev, - ST_PRESS_TRIGGER_OPS); + ST_PRESS_TRIGGER_OPS); if (err < 0) goto st_press_probe_trigger_error; } @@ -256,12 +367,11 @@ int st_press_common_probe(struct iio_dev *indio_dev, return err; st_press_device_register_error: - if (pdata->get_irq_data_ready(indio_dev) > 0) + if (irq > 0) st_sensors_deallocate_trigger(indio_dev); st_press_probe_trigger_error: - if (pdata->get_irq_data_ready(indio_dev) > 0) - st_press_deallocate_ring(indio_dev); -st_press_common_probe_error: + st_press_deallocate_ring(indio_dev); + return err; } EXPORT_SYMBOL(st_press_common_probe); @@ -271,10 +381,10 @@ void st_press_common_remove(struct iio_dev *indio_dev) struct st_sensor_data *pdata = iio_priv(indio_dev); iio_device_unregister(indio_dev); - if (pdata->get_irq_data_ready(indio_dev) > 0) { + if (pdata->get_irq_data_ready(indio_dev) > 0) st_sensors_deallocate_trigger(indio_dev); - st_press_deallocate_ring(indio_dev); - } + + st_press_deallocate_ring(indio_dev); } EXPORT_SYMBOL(st_press_common_remove); diff --git a/drivers/iio/pressure/st_pressure_i2c.c b/drivers/iio/pressure/st_pressure_i2c.c index 08aac5e..51eab7f 100644 --- a/drivers/iio/pressure/st_pressure_i2c.c +++ b/drivers/iio/pressure/st_pressure_i2c.c @@ -49,6 +49,7 @@ static int st_press_i2c_remove(struct i2c_client *client) } static const struct i2c_device_id st_press_id_table[] = { + { LPS001WP_PRESS_DEV_NAME }, { LPS331AP_PRESS_DEV_NAME }, {}, }; diff --git a/drivers/iio/temperature/tmp006.c b/drivers/iio/temperature/tmp006.c index 6d63883..84a0789 100644 --- a/drivers/iio/temperature/tmp006.c +++ b/drivers/iio/temperature/tmp006.c @@ -70,12 +70,16 @@ static int tmp006_read_measurement(struct tmp006_data *data, u8 reg) return i2c_smbus_read_word_swapped(data->client, reg); } +static const int tmp006_freqs[5][2] = { {4, 0}, {2, 0}, {1, 0}, + {0, 500000}, {0, 250000} }; + static int tmp006_read_raw(struct iio_dev *indio_dev, struct iio_chan_spec const *channel, int *val, int *val2, long mask) { struct tmp006_data *data = iio_priv(indio_dev); s32 ret; + int cr; switch (mask) { case IIO_CHAN_INFO_RAW: @@ -106,6 +110,12 @@ static int tmp006_read_raw(struct iio_dev *indio_dev, break; } return IIO_VAL_INT_PLUS_MICRO; + case IIO_CHAN_INFO_SAMP_FREQ: + cr = (data->config & TMP006_CONFIG_CR_MASK) + >> TMP006_CONFIG_CR_SHIFT; + *val = tmp006_freqs[cr][0]; + *val2 = tmp006_freqs[cr][1]; + return IIO_VAL_INT_PLUS_MICRO; default: break; } @@ -113,48 +123,32 @@ static int tmp006_read_raw(struct iio_dev *indio_dev, return -EINVAL; } -static const char * const tmp006_freqs[] = { "4", "2", "1", "0.5", "0.25" }; - -static ssize_t tmp006_show_freq(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct tmp006_data *data = iio_priv(dev_to_iio_dev(dev)); - int cr = (data->config & TMP006_CONFIG_CR_MASK) - >> TMP006_CONFIG_CR_SHIFT; - return sprintf(buf, "%s\n", tmp006_freqs[cr]); -} - -static ssize_t tmp006_store_freq(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t len) +static int tmp006_write_raw(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, + int val, + int val2, + long mask) { - struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct tmp006_data *data = iio_priv(indio_dev); int i; - bool found = false; for (i = 0; i < ARRAY_SIZE(tmp006_freqs); i++) - if (sysfs_streq(buf, tmp006_freqs[i])) { - found = true; - break; - } - if (!found) - return -EINVAL; + if ((val == tmp006_freqs[i][0]) && + (val2 == tmp006_freqs[i][1])) { + data->config &= ~TMP006_CONFIG_CR_MASK; + data->config |= i << TMP006_CONFIG_CR_SHIFT; - data->config &= ~TMP006_CONFIG_CR_MASK; - data->config |= i << TMP006_CONFIG_CR_SHIFT; + return i2c_smbus_write_word_swapped(data->client, + TMP006_CONFIG, + data->config); - return i2c_smbus_write_word_swapped(data->client, TMP006_CONFIG, - data->config); + } + return -EINVAL; } -static IIO_DEV_ATTR_SAMP_FREQ(S_IRUGO | S_IWUSR, - tmp006_show_freq, tmp006_store_freq); - static IIO_CONST_ATTR(sampling_frequency_available, "4 2 1 0.5 0.25"); static struct attribute *tmp006_attributes[] = { - &iio_dev_attr_sampling_frequency.dev_attr.attr, &iio_const_attr_sampling_frequency_available.dev_attr.attr, NULL }; @@ -168,16 +162,19 @@ static const struct iio_chan_spec tmp006_channels[] = { .type = IIO_VOLTAGE, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE), + .info_mask_shared_by_all = BIT(IIO_CHAN_INFO_SAMP_FREQ), }, { .type = IIO_TEMP, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE), + .info_mask_shared_by_all = BIT(IIO_CHAN_INFO_SAMP_FREQ), } }; static const struct iio_info tmp006_info = { .read_raw = tmp006_read_raw, + .write_raw = tmp006_write_raw, .attrs = &tmp006_attribute_group, .driver_module = THIS_MODULE, }; diff --git a/drivers/input/touchscreen/ti_am335x_tsc.c b/drivers/input/touchscreen/ti_am335x_tsc.c index e1c5300..24e625c 100644 --- a/drivers/input/touchscreen/ti_am335x_tsc.c +++ b/drivers/input/touchscreen/ti_am335x_tsc.c @@ -52,6 +52,7 @@ struct titsc { u32 config_inp[4]; u32 bit_xp, bit_xn, bit_yp, bit_yn; u32 inp_xp, inp_xn, inp_yp, inp_yn; + u32 step_mask; }; static unsigned int titsc_readl(struct titsc *ts, unsigned int reg) @@ -196,7 +197,8 @@ static void titsc_step_config(struct titsc *ts_dev) /* The steps1 … end and bit 0 for TS_Charge */ stepenable = (1 << (end_step + 2)) - 1; - am335x_tsc_se_set(ts_dev->mfd_tscadc, stepenable); + ts_dev->step_mask = stepenable; + am335x_tsc_se_set(ts_dev->mfd_tscadc, ts_dev->step_mask); } static void titsc_read_coordinates(struct titsc *ts_dev, @@ -260,6 +262,10 @@ static irqreturn_t titsc_irq(int irq, void *dev) unsigned int fsm; status = titsc_readl(ts_dev, REG_IRQSTATUS); + /* + * ADC and touchscreen share the IRQ line. + * FIFO1 interrupts are used by ADC. Handle FIFO0 IRQs here only + */ if (status & IRQENB_FIFO0THRES) { titsc_read_coordinates(ts_dev, &x, &y, &z1, &z2); @@ -316,7 +322,7 @@ static irqreturn_t titsc_irq(int irq, void *dev) if (irqclr) { titsc_writel(ts_dev, REG_IRQSTATUS, irqclr); - am335x_tsc_se_update(ts_dev->mfd_tscadc); + am335x_tsc_se_set(ts_dev->mfd_tscadc, ts_dev->step_mask); return IRQ_HANDLED; } return IRQ_NONE; @@ -389,7 +395,7 @@ static int titsc_probe(struct platform_device *pdev) } err = request_irq(ts_dev->irq, titsc_irq, - 0, pdev->dev.driver->name, ts_dev); + IRQF_SHARED, pdev->dev.driver->name, ts_dev); if (err) { dev_err(&pdev->dev, "failed to allocate irq.\n"); goto err_free_mem; diff --git a/drivers/staging/android/Kconfig b/drivers/staging/android/Kconfig index c0c95be..1e9ab6d 100644 --- a/drivers/staging/android/Kconfig +++ b/drivers/staging/android/Kconfig @@ -10,6 +10,7 @@ if ANDROID config ANDROID_BINDER_IPC bool "Android Binder IPC Driver" + depends on MMU default n ---help--- Binder is used in Android for both communication between processes, @@ -76,7 +77,7 @@ config SYNC bool "Synchronization framework" default n select ANON_INODES - help + ---help--- This option enables the framework for synchronization between multiple drivers. Sync implementations can take advantage of hardware synchronization built into devices like GPUs. @@ -85,7 +86,7 @@ config SW_SYNC bool "Software synchronization objects" default n depends on SYNC - help + ---help--- A sync object driver that uses a 32bit counter to coordinate syncrhronization. Useful when there is no hardware primitive backing the synchronization. @@ -94,7 +95,7 @@ config SW_SYNC_USER bool "Userspace API for SW_SYNC" default n depends on SW_SYNC - help + ---help--- Provides a user space API to the sw sync object. *WARNING* improper use of this can result in deadlocking kernel drivers from userspace. diff --git a/drivers/staging/android/alarm-dev.c b/drivers/staging/android/alarm-dev.c index 6dc27da..647694f 100644 --- a/drivers/staging/android/alarm-dev.c +++ b/drivers/staging/android/alarm-dev.c @@ -60,7 +60,12 @@ struct devalarm { static struct devalarm alarms[ANDROID_ALARM_TYPE_COUNT]; - +/** + * is_wakeup() - Checks to see if this alarm can wake the device + * @type: The type of alarm being checked + * + * Return: 1 if this is a wakeup alarm, otherwise 0 + */ static int is_wakeup(enum android_alarm_type type) { return (type == ANDROID_ALARM_RTC_WAKEUP || @@ -76,7 +81,6 @@ static void devalarm_start(struct devalarm *alrm, ktime_t exp) hrtimer_start(&alrm->u.hrt, exp, HRTIMER_MODE_ABS); } - static int devalarm_try_to_cancel(struct devalarm *alrm) { if (is_wakeup(alrm->type)) diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c index 8e76ddc..db5325c 100644 --- a/drivers/staging/android/ashmem.c +++ b/drivers/staging/android/ashmem.c @@ -37,41 +37,59 @@ #define ASHMEM_NAME_PREFIX_LEN (sizeof(ASHMEM_NAME_PREFIX) - 1) #define ASHMEM_FULL_NAME_LEN (ASHMEM_NAME_LEN + ASHMEM_NAME_PREFIX_LEN) -/* - * ashmem_area - anonymous shared memory area - * Lifecycle: From our parent file's open() until its release() - * Locking: Protected by `ashmem_mutex' - * Big Note: Mappings do NOT pin this structure; it dies on close() +/** + * struct ashmem_area - The anonymous shared memory area + * @name: The optional name in /proc/pid/maps + * @unpinned_list: The list of all ashmem areas + * @file: The shmem-based backing file + * @size: The size of the mapping, in bytes + * @prot_masks: The allowed protection bits, as vm_flags + * + * The lifecycle of this structure is from our parent file's open() until + * its release(). It is also protected by 'ashmem_mutex' + * + * Warning: Mappings do NOT pin this structure; It dies on close() */ struct ashmem_area { - char name[ASHMEM_FULL_NAME_LEN]; /* optional name in /proc/pid/maps */ - struct list_head unpinned_list; /* list of all ashmem areas */ - struct file *file; /* the shmem-based backing file */ - size_t size; /* size of the mapping, in bytes */ - unsigned long prot_mask; /* allowed prot bits, as vm_flags */ + char name[ASHMEM_FULL_NAME_LEN]; + struct list_head unpinned_list; + struct file *file; + size_t size; + unsigned long prot_mask; }; -/* - * ashmem_range - represents an interval of unpinned (evictable) pages - * Lifecycle: From unpin to pin - * Locking: Protected by `ashmem_mutex' +/** + * struct ashmem_range - A range of unpinned/evictable pages + * @lru: The entry in the LRU list + * @unpinned: The entry in its area's unpinned list + * @asma: The associated anonymous shared memory area. + * @pgstart: The starting page (inclusive) + * @pgend: The ending page (inclusive) + * @purged: The purge status (ASHMEM_NOT or ASHMEM_WAS_PURGED) + * + * The lifecycle of this structure is from unpin to pin. + * It is protected by 'ashmem_mutex' */ struct ashmem_range { - struct list_head lru; /* entry in LRU list */ - struct list_head unpinned; /* entry in its area's unpinned list */ - struct ashmem_area *asma; /* associated area */ - size_t pgstart; /* starting page, inclusive */ - size_t pgend; /* ending page, inclusive */ - unsigned int purged; /* ASHMEM_NOT or ASHMEM_WAS_PURGED */ + struct list_head lru; + struct list_head unpinned; + struct ashmem_area *asma; + size_t pgstart; + size_t pgend; + unsigned int purged; }; /* LRU list of unpinned pages, protected by ashmem_mutex */ static LIST_HEAD(ashmem_lru_list); -/* Count of pages on our LRU list, protected by ashmem_mutex */ +/** + * long lru_count - The count of pages on our LRU list. + * + * This is protected by ashmem_mutex. + */ static unsigned long lru_count; -/* +/** * ashmem_mutex - protects the list of and each individual ashmem_area * * Lock Ordering: ashmex_mutex -> i_mutex -> i_alloc_sem @@ -105,28 +123,43 @@ static struct kmem_cache *ashmem_range_cachep __read_mostly; #define PROT_MASK (PROT_EXEC | PROT_READ | PROT_WRITE) +/** + * lru_add() - Adds a range of memory to the LRU list + * @range: The memory range being added. + * + * The range is first added to the end (tail) of the LRU list. + * After this, the size of the range is added to @lru_count + */ static inline void lru_add(struct ashmem_range *range) { list_add_tail(&range->lru, &ashmem_lru_list); lru_count += range_size(range); } +/** + * lru_del() - Removes a range of memory from the LRU list + * @range: The memory range being removed + * + * The range is first deleted from the LRU list. + * After this, the size of the range is removed from @lru_count + */ static inline void lru_del(struct ashmem_range *range) { list_del(&range->lru); lru_count -= range_size(range); } -/* - * range_alloc - allocate and initialize a new ashmem_range structure +/** + * range_alloc() - Allocates and initializes a new ashmem_range structure + * @asma: The associated ashmem_area + * @prev_range: The previous ashmem_range in the sorted asma->unpinned list + * @purged: Initial purge status (ASMEM_NOT_PURGED or ASHMEM_WAS_PURGED) + * @start: The starting page (inclusive) + * @end: The ending page (inclusive) * - * 'asma' - associated ashmem_area - * 'prev_range' - the previous ashmem_range in the sorted asma->unpinned list - * 'purged' - initial purge value (ASMEM_NOT_PURGED or ASHMEM_WAS_PURGED) - * 'start' - starting page, inclusive - * 'end' - ending page, inclusive + * This function is protected by ashmem_mutex. * - * Caller must hold ashmem_mutex. + * Return: 0 if successful, or -ENOMEM if there is an error */ static int range_alloc(struct ashmem_area *asma, struct ashmem_range *prev_range, unsigned int purged, @@ -151,6 +184,10 @@ static int range_alloc(struct ashmem_area *asma, return 0; } +/** + * range_del() - Deletes and dealloctes an ashmem_range structure + * @range: The associated ashmem_range that has previously been allocated + */ static void range_del(struct ashmem_range *range) { list_del(&range->unpinned); @@ -159,10 +196,17 @@ static void range_del(struct ashmem_range *range) kmem_cache_free(ashmem_range_cachep, range); } -/* - * range_shrink - shrinks a range +/** + * range_shrink() - Shrinks an ashmem_range + * @range: The associated ashmem_range being shrunk + * @start: The starting byte of the new range + * @end: The ending byte of the new range * - * Caller must hold ashmem_mutex. + * This does not modify the data inside the existing range in any way - It + * simply shrinks the boundaries of the range. + * + * Theoretically, with a little tweaking, this could eventually be changed + * to range_resize, and expand the lru_count if the new range is larger. */ static inline void range_shrink(struct ashmem_range *range, size_t start, size_t end) @@ -176,6 +220,16 @@ static inline void range_shrink(struct ashmem_range *range, lru_count -= pre - range_size(range); } +/** + * ashmem_open() - Opens an Anonymous Shared Memory structure + * @inode: The backing file's index node(?) + * @file: The backing file + * + * Please note that the ashmem_area is not returned by this function - It is + * instead written to "file->private_data". + * + * Return: 0 if successful, or another code if unsuccessful. + */ static int ashmem_open(struct inode *inode, struct file *file) { struct ashmem_area *asma; @@ -197,6 +251,14 @@ static int ashmem_open(struct inode *inode, struct file *file) return 0; } +/** + * ashmem_release() - Releases an Anonymous Shared Memory structure + * @ignored: The backing file's Index Node(?) - It is ignored here. + * @file: The backing file + * + * Return: 0 if successful. If it is anything else, go have a coffee and + * try again. + */ static int ashmem_release(struct inode *ignored, struct file *file) { struct ashmem_area *asma = file->private_data; @@ -214,6 +276,15 @@ static int ashmem_release(struct inode *ignored, struct file *file) return 0; } +/** + * ashmem_read() - Reads a set of bytes from an Ashmem-enabled file + * @file: The associated backing file. + * @buf: The buffer of data being written to + * @len: The number of bytes being read + * @pos: The position of the first byte to read. + * + * Return: 0 if successful, or another return code if not. + */ static ssize_t ashmem_read(struct file *file, char __user *buf, size_t len, loff_t *pos) { diff --git a/drivers/staging/android/binder.c b/drivers/staging/android/binder.c index 98ac020..eaec1da 100644 --- a/drivers/staging/android/binder.c +++ b/drivers/staging/android/binder.c @@ -1700,7 +1700,8 @@ err_no_context_mgr_node: thread->return_error = return_error; } -int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread, +static int binder_thread_write(struct binder_proc *proc, + struct binder_thread *thread, void __user *buffer, size_t size, size_t *consumed) { uint32_t cmd; @@ -1773,7 +1774,7 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread, case BC_INCREFS_DONE: case BC_ACQUIRE_DONE: { void __user *node_ptr; - void *cookie; + void __user *cookie; struct binder_node *node; if (get_user(node_ptr, (void * __user *)ptr)) @@ -2055,8 +2056,8 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread, return 0; } -void binder_stat_br(struct binder_proc *proc, struct binder_thread *thread, - uint32_t cmd) +static void binder_stat_br(struct binder_proc *proc, + struct binder_thread *thread, uint32_t cmd) { trace_binder_return(cmd); if (_IOC_NR(cmd) < ARRAY_SIZE(binder_stats.br)) { diff --git a/drivers/staging/android/timed_output.h b/drivers/staging/android/timed_output.h index ec907ab..905c7cc 100644 --- a/drivers/staging/android/timed_output.h +++ b/drivers/staging/android/timed_output.h @@ -31,7 +31,7 @@ struct timed_output_dev { int state; }; -extern int timed_output_dev_register(struct timed_output_dev *dev); -extern void timed_output_dev_unregister(struct timed_output_dev *dev); +int timed_output_dev_register(struct timed_output_dev *dev); +void timed_output_dev_unregister(struct timed_output_dev *dev); #endif diff --git a/drivers/staging/bcm/InterfaceMisc.c b/drivers/staging/bcm/InterfaceMisc.c index afca010..d9fa2bb 100644 --- a/drivers/staging/bcm/InterfaceMisc.c +++ b/drivers/staging/bcm/InterfaceMisc.c @@ -104,7 +104,7 @@ int BcmRDM(void *arg, void *buff, int len) { - return InterfaceRDM((struct bcm_interface_adapter*)arg, addr, buff, len); + return InterfaceRDM((struct bcm_interface_adapter *)arg, addr, buff, len); } int BcmWRM(void *arg, diff --git a/drivers/staging/bcm/nvm.c b/drivers/staging/bcm/nvm.c index 91a5715..1f5b62b 100644 --- a/drivers/staging/bcm/nvm.c +++ b/drivers/staging/bcm/nvm.c @@ -103,7 +103,7 @@ static UCHAR ReadEEPROMStatusRegister(struct bcm_mini_adapter *Adapter) } if (!(dwRetries%RETRIES_PER_DELAY)) udelay(1000); - uiStatus = 0 ; + uiStatus = 0; } return uiData; } /* ReadEEPROMStatusRegister */ @@ -1095,7 +1095,7 @@ static int BeceemFlashBulkWrite(struct bcm_mini_adapter *Adapter, goto BeceemFlashBulkWrite_EXIT; } uiTemp = uiTemp - 1; - index = index + 1 ; + index = index + 1; } } Adapter->SelectedChip = RESET_CHIP_SELECT; @@ -1276,7 +1276,7 @@ static int BeceemFlashBulkWriteStatus(struct bcm_mini_adapter *Adapter, goto BeceemFlashBulkWriteStatus_EXIT; } uiTemp = uiTemp - 1; - index = index + 1 ; + index = index + 1; } } @@ -2831,7 +2831,7 @@ int BcmGetSectionValEndOffset(struct bcm_mini_adapter *Adapter, enum bcm_flash2x SectEndOffset = INVALID_OFFSET; } - return SectEndOffset ; + return SectEndOffset; } /* @@ -3358,7 +3358,7 @@ int BcmSetActiveSection(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_secti /* struct bcm_dsd_header sDSD = {0}; * struct bcm_iso_header sISO = {0}; */ - int HighestPriDSD = 0 ; + int HighestPriDSD = 0; int HighestPriISO = 0; Status = IsSectionWritable(Adapter, eFlash2xSectVal); @@ -4450,7 +4450,7 @@ int WriteToFlashWithoutSectorErase(struct bcm_mini_adapter *Adapter, BcmDoChipSelect(Adapter, uiOffset); uiPartOffset = (uiOffset & (FLASH_PART_SIZE - 1)) + GetFlashBaseAddr(Adapter); - for (i = 0 ; i < uiNumBytes; i += Adapter->ulFlashWriteSize) { + for (i = 0; i < uiNumBytes; i += Adapter->ulFlashWriteSize) { if (Adapter->ulFlashWriteSize == BYTE_WRITE_SUPPORT) Status = flashByteWrite(Adapter, uiPartOffset, pcBuff); else diff --git a/drivers/staging/comedi/comedidev.h b/drivers/staging/comedi/comedidev.h index 2e19f65..1d8e61a 100644 --- a/drivers/staging/comedi/comedidev.h +++ b/drivers/staging/comedi/comedidev.h @@ -345,6 +345,8 @@ void comedi_buf_memcpy_from(struct comedi_async *async, unsigned int offset, int comedi_dio_insn_config(struct comedi_device *, struct comedi_subdevice *, struct comedi_insn *, unsigned int *data, unsigned int mask); +unsigned int comedi_dio_update_state(struct comedi_subdevice *, + unsigned int *data); void *comedi_alloc_devpriv(struct comedi_device *, size_t); int comedi_alloc_subdevices(struct comedi_device *, int); diff --git a/drivers/staging/comedi/drivers.c b/drivers/staging/comedi/drivers.c index 317a821..8f02bf6 100644 --- a/drivers/staging/comedi/drivers.c +++ b/drivers/staging/comedi/drivers.c @@ -190,6 +190,28 @@ int comedi_dio_insn_config(struct comedi_device *dev, } EXPORT_SYMBOL_GPL(comedi_dio_insn_config); +/** + * comedi_dio_update_state() - update the internal state of DIO subdevices. + * @s: comedi_subdevice struct + * @data: the channel mask and bits to update + */ +unsigned int comedi_dio_update_state(struct comedi_subdevice *s, + unsigned int *data) +{ + unsigned int chanmask = (s->n_chan < 32) ? ((1 << s->n_chan) - 1) + : 0xffffffff; + unsigned int mask = data[0] & chanmask; + unsigned int bits = data[1]; + + if (mask) { + s->state &= ~mask; + s->state |= (bits & mask); + } + + return mask; +} +EXPORT_SYMBOL_GPL(comedi_dio_update_state); + static int insn_rw_emulate_bits(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) @@ -285,6 +307,13 @@ static int __comedi_device_postconfig(struct comedi_device *dev) if (s->type == COMEDI_SUBD_UNUSED) continue; + if (s->type == COMEDI_SUBD_DO) { + if (s->n_chan < 32) + s->io_bits = (1 << s->n_chan) - 1; + else + s->io_bits = 0xffffffff; + } + if (s->len_chanlist == 0) s->len_chanlist = 1; diff --git a/drivers/staging/comedi/drivers/8255.c b/drivers/staging/comedi/drivers/8255.c index 2f070fd..5737bb4 100644 --- a/drivers/staging/comedi/drivers/8255.c +++ b/drivers/staging/comedi/drivers/8255.c @@ -126,30 +126,24 @@ EXPORT_SYMBOL_GPL(subdev_8255_interrupt); static int subdev_8255_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { struct subdev_8255_private *spriv = s->private; unsigned long iobase = spriv->iobase; unsigned int mask; - unsigned int bits; unsigned int v; - mask = data[0]; - bits = data[1]; - + mask = comedi_dio_update_state(s, data); if (mask) { - v = s->state; - v &= ~mask; - v |= (bits & mask); - if (mask & 0xff) - spriv->io(1, _8255_DATA, v & 0xff, iobase); + spriv->io(1, _8255_DATA, s->state & 0xff, iobase); if (mask & 0xff00) - spriv->io(1, _8255_DATA + 1, (v >> 8) & 0xff, iobase); + spriv->io(1, _8255_DATA + 1, (s->state >> 8) & 0xff, + iobase); if (mask & 0xff0000) - spriv->io(1, _8255_DATA + 2, (v >> 16) & 0xff, iobase); - - s->state = v; + spriv->io(1, _8255_DATA + 2, (s->state >> 16) & 0xff, + iobase); } v = spriv->io(0, _8255_DATA, 0, iobase); @@ -288,9 +282,6 @@ int subdev_8255_init(struct comedi_device *dev, struct comedi_subdevice *s, s->insn_bits = subdev_8255_insn; s->insn_config = subdev_8255_insn_config; - s->state = 0; - s->io_bits = 0; - subdev_8255_do_config(dev, s); return 0; diff --git a/drivers/staging/comedi/drivers/addi-data/addi_common.c b/drivers/staging/comedi/drivers/addi-data/addi_common.c index 63dff77..dc87df0 100644 --- a/drivers/staging/comedi/drivers/addi-data/addi_common.c +++ b/drivers/staging/comedi/drivers/addi-data/addi_common.c @@ -204,7 +204,6 @@ static int addi_auto_attach(struct comedi_device *dev, s->len_chanlist = devpriv->s_EeParameters.i_NbrDiChannel; s->range_table = &range_digital; - s->io_bits = 0; /* all bits input */ s->insn_config = this_board->di_config; s->insn_read = this_board->di_read; s->insn_write = this_board->di_write; @@ -223,7 +222,6 @@ static int addi_auto_attach(struct comedi_device *dev, s->len_chanlist = devpriv->s_EeParameters.i_NbrDoChannel; s->range_table = &range_digital; - s->io_bits = 0xf; /* all bits output */ /* insn_config - for digital output memory */ s->insn_config = this_board->do_config; diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c index e3cc429..8466854 100644 --- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c +++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c @@ -260,18 +260,13 @@ static int apci1564_do_insn_bits(struct comedi_device *dev, unsigned int *data) { struct addi_private *devpriv = dev->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; s->state = inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP + APCI1564_DIGITAL_OP_RW); - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) outl(s->state, devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP + APCI1564_DIGITAL_OP_RW); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c index 1449b92..ac6e75d 100644 --- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c +++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c @@ -2175,21 +2175,16 @@ static int apci3120_do_insn_bits(struct comedi_device *dev, unsigned int *data) { struct addi_private *devpriv = dev->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; - unsigned int val; - /* The do channels are bits 7:4 of the do register */ - val = devpriv->b_DigitalOutputRegister >> 4; - if (mask) { - val &= ~mask; - val |= (bits & mask); - devpriv->b_DigitalOutputRegister = val << 4; + if (comedi_dio_update_state(s, data)) { + /* The do channels are bits 7:4 of the do register */ + devpriv->b_DigitalOutputRegister = s->state << 4; - outb(val << 4, devpriv->iobase + APCI3120_DIGITAL_OUTPUT); + outb(devpriv->b_DigitalOutputRegister, + devpriv->iobase + APCI3120_DIGITAL_OUTPUT); } - data[1] = val; + data[1] = s->state; return insn->n; } diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3200.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3200.c index 32dce03..dc73d4d 100644 --- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3200.c +++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3200.c @@ -623,16 +623,11 @@ static int apci3200_do_insn_bits(struct comedi_device *dev, unsigned int *data) { struct addi_private *devpriv = dev->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; s->state = inl(devpriv->i_IobaseAddon) & 0xf; - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) outl(s->state, devpriv->i_IobaseAddon); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/addi_apci_1516.c b/drivers/staging/comedi/drivers/addi_apci_1516.c index 08674c1..9d1b142 100644 --- a/drivers/staging/comedi/drivers/addi_apci_1516.c +++ b/drivers/staging/comedi/drivers/addi_apci_1516.c @@ -90,16 +90,10 @@ static int apci1516_do_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - s->state = inw(dev->iobase + APCI1516_DO_REG); - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + APCI1516_DO_REG); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/addi_apci_16xx.c b/drivers/staging/comedi/drivers/addi_apci_16xx.c index 9652374..5ee204bc 100644 --- a/drivers/staging/comedi/drivers/addi_apci_16xx.c +++ b/drivers/staging/comedi/drivers/addi_apci_16xx.c @@ -87,17 +87,8 @@ static int apci16xx_dio_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - /* Only update the channels configured as outputs */ - mask &= s->io_bits; - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - + if (comedi_dio_update_state(s, data)) outl(s->state, dev->iobase + APCI16XX_OUT_REG(s->index)); - } data[1] = inl(dev->iobase + APCI16XX_IN_REG(s->index)); diff --git a/drivers/staging/comedi/drivers/addi_apci_2032.c b/drivers/staging/comedi/drivers/addi_apci_2032.c index 6b0ea16..c77ee87 100644 --- a/drivers/staging/comedi/drivers/addi_apci_2032.c +++ b/drivers/staging/comedi/drivers/addi_apci_2032.c @@ -57,16 +57,10 @@ static int apci2032_do_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - s->state = inl(dev->iobase + APCI2032_DO_REG); - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) outl(s->state, dev->iobase + APCI2032_DO_REG); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/addi_apci_2200.c b/drivers/staging/comedi/drivers/addi_apci_2200.c index 92ac8ec..7fb32e7 100644 --- a/drivers/staging/comedi/drivers/addi_apci_2200.c +++ b/drivers/staging/comedi/drivers/addi_apci_2200.c @@ -50,16 +50,10 @@ static int apci2200_do_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - s->state = inw(dev->iobase + APCI2200_DO_REG); - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + APCI2200_DO_REG); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/addi_apci_3120.c b/drivers/staging/comedi/drivers/addi_apci_3120.c index d804957..67d09e8 100644 --- a/drivers/staging/comedi/drivers/addi_apci_3120.c +++ b/drivers/staging/comedi/drivers/addi_apci_3120.c @@ -164,7 +164,6 @@ static int apci3120_auto_attach(struct comedi_device *dev, s->maxdata = 1; s->len_chanlist = this_board->i_NbrDiChannel; s->range_table = &range_digital; - s->io_bits = 0; /* all bits input */ s->insn_bits = apci3120_di_insn_bits; /* Allocate and Initialise DO Subdevice Structures */ @@ -176,7 +175,6 @@ static int apci3120_auto_attach(struct comedi_device *dev, s->maxdata = this_board->i_DoMaxdata; s->len_chanlist = this_board->i_NbrDoChannel; s->range_table = &range_digital; - s->io_bits = 0xf; /* all bits output */ s->insn_bits = apci3120_do_insn_bits; /* Allocate and Initialise Timer Subdevice Structures */ diff --git a/drivers/staging/comedi/drivers/addi_apci_3501.c b/drivers/staging/comedi/drivers/addi_apci_3501.c index d9650ff..6138440 100644 --- a/drivers/staging/comedi/drivers/addi_apci_3501.c +++ b/drivers/staging/comedi/drivers/addi_apci_3501.c @@ -161,16 +161,10 @@ static int apci3501_do_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - s->state = inl(dev->iobase + APCI3501_DO_REG); - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) outl(s->state, dev->iobase + APCI3501_DO_REG); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/addi_apci_3xxx.c b/drivers/staging/comedi/drivers/addi_apci_3xxx.c index cf5dd10..761cbf8 100644 --- a/drivers/staging/comedi/drivers/addi_apci_3xxx.c +++ b/drivers/staging/comedi/drivers/addi_apci_3xxx.c @@ -664,16 +664,10 @@ static int apci3xxx_do_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - s->state = inl(dev->iobase + 48) & 0xf; - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) outl(s->state, dev->iobase + 48); - } data[1] = s->state; @@ -717,16 +711,11 @@ static int apci3xxx_dio_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; + unsigned int mask; unsigned int val; - /* only update output channels */ - mask &= s->io_bits; + mask = comedi_dio_update_state(s, data); if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - if (mask & 0xff) outl(s->state & 0xff, dev->iobase + 80); if (mask & 0xff0000) diff --git a/drivers/staging/comedi/drivers/adl_pci6208.c b/drivers/staging/comedi/drivers/adl_pci6208.c index a67ad57..60f1f5c 100644 --- a/drivers/staging/comedi/drivers/adl_pci6208.c +++ b/drivers/staging/comedi/drivers/adl_pci6208.c @@ -141,15 +141,8 @@ static int pci6208_do_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + PCI6208_DIO); - } data[1] = s->state; @@ -221,7 +214,6 @@ static int pci6208_auto_attach(struct comedi_device *dev, val = inw(dev->iobase + PCI6208_DIO); val = (val & PCI6208_DIO_DO_MASK) >> PCI6208_DIO_DO_SHIFT; s->state = val; - s->io_bits = 0x0f; dev_info(dev->class_dev, "%s: %s, I/O base=0x%04lx\n", dev->driver->driver_name, dev->board_name, dev->iobase); diff --git a/drivers/staging/comedi/drivers/adl_pci7x3x.c b/drivers/staging/comedi/drivers/adl_pci7x3x.c index 81b7203..5617f5c 100644 --- a/drivers/staging/comedi/drivers/adl_pci7x3x.c +++ b/drivers/staging/comedi/drivers/adl_pci7x3x.c @@ -112,21 +112,10 @@ static int adl_pci7x3x_do_insn_bits(struct comedi_device *dev, unsigned int *data) { unsigned long reg = (unsigned long)s->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) outl(s->state, dev->iobase + reg); - } - /* - * NOTE: The output register is not readable. - * This returned state will not be correct until all the - * outputs have been updated. - */ data[1] = s->state; return insn->n; diff --git a/drivers/staging/comedi/drivers/adl_pci9111.c b/drivers/staging/comedi/drivers/adl_pci9111.c index 78cea19..89ca507 100644 --- a/drivers/staging/comedi/drivers/adl_pci9111.c +++ b/drivers/staging/comedi/drivers/adl_pci9111.c @@ -813,15 +813,8 @@ static int pci9111_do_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + PCI9111_DIO_REG); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/adl_pci9118.c b/drivers/staging/comedi/drivers/adl_pci9118.c index 22196ad..f50dbea 100644 --- a/drivers/staging/comedi/drivers/adl_pci9118.c +++ b/drivers/staging/comedi/drivers/adl_pci9118.c @@ -671,13 +671,12 @@ static int pci9118_insn_bits_di(struct comedi_device *dev, static int pci9118_insn_bits_do(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) outl(s->state & 0x0f, dev->iobase + PCI9118_DO); - } + data[1] = s->state; return insn->n; @@ -2075,7 +2074,6 @@ static int pci9118_common_attach(struct comedi_device *dev, int disable_irq, s->maxdata = 1; s->len_chanlist = 4; s->range_table = &range_digital; - s->io_bits = 0; /* all bits input */ s->insn_bits = pci9118_insn_bits_di; s = &dev->subdevices[3]; @@ -2085,7 +2083,6 @@ static int pci9118_common_attach(struct comedi_device *dev, int disable_irq, s->maxdata = 1; s->len_chanlist = 4; s->range_table = &range_digital; - s->io_bits = 0xf; /* all bits output */ s->insn_bits = pci9118_insn_bits_do; devpriv->valid = 1; diff --git a/drivers/staging/comedi/drivers/adq12b.c b/drivers/staging/comedi/drivers/adq12b.c index cdf5ba2..8150a67 100644 --- a/drivers/staging/comedi/drivers/adq12b.c +++ b/drivers/staging/comedi/drivers/adq12b.c @@ -119,7 +119,6 @@ struct adq12b_private { int differential; /* option 3 of comedi_config */ int last_channel; int last_range; - unsigned int digital_state; }; /* @@ -186,23 +185,25 @@ static int adq12b_di_insn_bits(struct comedi_device *dev, static int adq12b_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - struct adq12b_private *devpriv = dev->private; - int channel; - - for (channel = 0; channel < 8; channel++) - if (((data[0] >> channel) & 0x01) != 0) - outb((((data[1] >> channel) & 0x01) << 3) | channel, - dev->iobase + ADQ12B_OUTBR); - - /* store information to retrieve when asked for reading */ - if (data[0]) { - devpriv->digital_state &= ~data[0]; - devpriv->digital_state |= (data[0] & data[1]); + unsigned int mask; + unsigned int chan; + unsigned int val; + + mask = comedi_dio_update_state(s, data); + if (mask) { + for (chan = 0; chan < 8; chan++) { + if ((mask >> chan) & 0x01) { + val = (s->state >> chan) & 0x01; + outb((val << 3) | chan, + dev->iobase + ADQ12B_OUTBR); + } + } } - data[1] = devpriv->digital_state; + data[1] = s->state; return insn->n; } @@ -223,7 +224,6 @@ static int adq12b_attach(struct comedi_device *dev, struct comedi_devconfig *it) devpriv->unipolar = it->options[1]; devpriv->differential = it->options[2]; - devpriv->digital_state = 0; /* * initialize channel and range to -1 so we make sure we * always write at least once to the CTREG in the instruction diff --git a/drivers/staging/comedi/drivers/adv_pci1710.c b/drivers/staging/comedi/drivers/adv_pci1710.c index f84df46..3dacfae 100644 --- a/drivers/staging/comedi/drivers/adv_pci1710.c +++ b/drivers/staging/comedi/drivers/adv_pci1710.c @@ -544,18 +544,14 @@ static int pci171x_insn_bits_di(struct comedi_device *dev, return insn->n; } -/* -============================================================================== -*/ static int pci171x_insn_bits_do(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + PCI171x_DO); - } + data[1] = s->state; return insn->n; @@ -1320,7 +1316,6 @@ static int pci1710_auto_attach(struct comedi_device *dev, s->maxdata = 1; s->len_chanlist = this_board->n_dichan; s->range_table = &range_digital; - s->io_bits = 0; /* all bits input */ s->insn_bits = pci171x_insn_bits_di; subdev++; } @@ -1333,9 +1328,6 @@ static int pci1710_auto_attach(struct comedi_device *dev, s->maxdata = 1; s->len_chanlist = this_board->n_dochan; s->range_table = &range_digital; - /* all bits output */ - s->io_bits = (1 << this_board->n_dochan) - 1; - s->state = 0; s->insn_bits = pci171x_insn_bits_do; subdev++; } diff --git a/drivers/staging/comedi/drivers/adv_pci1723.c b/drivers/staging/comedi/drivers/adv_pci1723.c index b793d69..71321f7 100644 --- a/drivers/staging/comedi/drivers/adv_pci1723.c +++ b/drivers/staging/comedi/drivers/adv_pci1723.c @@ -205,19 +205,16 @@ static int pci1723_dio_insn_config(struct comedi_device *dev, return insn->n; } -/* - digital i/o bits read/write -*/ static int pci1723_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + PCI1723_WRITE_DIGITAL_OUTPUT_CMD); - } + data[1] = inw(dev->iobase + PCI1723_READ_DIGITAL_INPUT_DATA); + return insn->n; } diff --git a/drivers/staging/comedi/drivers/adv_pci_dio.c b/drivers/staging/comedi/drivers/adv_pci_dio.c index f091fa0..6bac665 100644 --- a/drivers/staging/comedi/drivers/adv_pci_dio.c +++ b/drivers/staging/comedi/drivers/adv_pci_dio.c @@ -448,45 +448,39 @@ static int pci_dio_insn_bits_di_w(struct comedi_device *dev, return insn->n; } -/* -============================================================================== -*/ static int pci_dio_insn_bits_do_b(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { const struct diosubd_data *d = (const struct diosubd_data *)s->private; int i; - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) { for (i = 0; i < d->regs; i++) outb((s->state >> (8 * i)) & 0xff, dev->iobase + d->addr + i); } + data[1] = s->state; return insn->n; } -/* -============================================================================== -*/ static int pci_dio_insn_bits_do_w(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { const struct diosubd_data *d = (const struct diosubd_data *)s->private; int i; - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) { for (i = 0; i < d->regs; i++) outw((s->state >> (16 * i)) & 0xffff, dev->iobase + d->addr + 2 * i); } + data[1] = s->state; return insn->n; @@ -641,12 +635,10 @@ static int pci1760_insn_bits_di(struct comedi_device *dev, return insn->n; } -/* -============================================================================== -*/ static int pci1760_insn_bits_do(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { int ret; unsigned char omb[4] = { @@ -657,14 +649,13 @@ static int pci1760_insn_bits_do(struct comedi_device *dev, }; unsigned char imb[4]; - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) { omb[0] = s->state; ret = pci1760_mbxrequest(dev, omb, imb); if (!ret) return ret; } + data[1] = s->state; return insn->n; diff --git a/drivers/staging/comedi/drivers/aio_iiro_16.c b/drivers/staging/comedi/drivers/aio_iiro_16.c index afe87cc..22b3dda 100644 --- a/drivers/staging/comedi/drivers/aio_iiro_16.c +++ b/drivers/staging/comedi/drivers/aio_iiro_16.c @@ -45,9 +45,7 @@ static int aio_iiro_16_dio_insn_bits_write(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; + if (comedi_dio_update_state(s, data)) { outb(s->state & 0xff, dev->iobase + AIO_IIRO_16_RELAY_0_7); outb((s->state >> 8) & 0xff, dev->iobase + AIO_IIRO_16_RELAY_8_15); diff --git a/drivers/staging/comedi/drivers/amplc_dio200_common.c b/drivers/staging/comedi/drivers/amplc_dio200_common.c index c1f723e..2e4bf28 100644 --- a/drivers/staging/comedi/drivers/amplc_dio200_common.c +++ b/drivers/staging/comedi/drivers/amplc_dio200_common.c @@ -941,31 +941,34 @@ static void dio200_subdev_8255_set_dir(struct comedi_device *dev, dio200_write8(dev, subpriv->ofs + 3, config); } -/* - * Handle 'insn_bits' for an '8255' DIO subdevice. - */ static int dio200_subdev_8255_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { struct dio200_subdev_8255 *subpriv = s->private; + unsigned int mask; + unsigned int val; - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); - if (data[0] & 0xff) + mask = comedi_dio_update_state(s, data); + if (mask) { + if (mask & 0xff) dio200_write8(dev, subpriv->ofs, s->state & 0xff); - if (data[0] & 0xff00) + if (mask & 0xff00) dio200_write8(dev, subpriv->ofs + 1, (s->state >> 8) & 0xff); - if (data[0] & 0xff0000) + if (mask & 0xff0000) dio200_write8(dev, subpriv->ofs + 2, (s->state >> 16) & 0xff); } - data[1] = dio200_read8(dev, subpriv->ofs); - data[1] |= dio200_read8(dev, subpriv->ofs + 1) << 8; - data[1] |= dio200_read8(dev, subpriv->ofs + 2) << 16; - return 2; + + val = dio200_read8(dev, subpriv->ofs); + val |= dio200_read8(dev, subpriv->ofs + 1) << 8; + val |= dio200_read8(dev, subpriv->ofs + 2) << 16; + + data[1] = val; + + return insn->n; } /* @@ -1022,8 +1025,6 @@ static int dio200_subdev_8255_init(struct comedi_device *dev, s->maxdata = 1; s->insn_bits = dio200_subdev_8255_bits; s->insn_config = dio200_subdev_8255_config; - s->state = 0; - s->io_bits = 0; dio200_subdev_8255_set_dir(dev, s); return 0; } diff --git a/drivers/staging/comedi/drivers/amplc_pc263.c b/drivers/staging/comedi/drivers/amplc_pc263.c index e710804..5b4b5ab 100644 --- a/drivers/staging/comedi/drivers/amplc_pc263.c +++ b/drivers/staging/comedi/drivers/amplc_pc263.c @@ -57,17 +57,16 @@ static const struct pc263_board pc263_boards[] = { static int pc263_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - /* The insn data is a mask in data[0] and the new data - * in data[1], each channel cooresponding to a bit. */ - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; - /* Write out the new digital output lines */ - outb(s->state & 0xFF, dev->iobase); - outb(s->state >> 8, dev->iobase + 1); + if (comedi_dio_update_state(s, data)) { + outb(s->state & 0xff, dev->iobase); + outb((s->state >> 8) & 0xff, dev->iobase + 1); } + + data[1] = s->state; + return insn->n; } diff --git a/drivers/staging/comedi/drivers/amplc_pci263.c b/drivers/staging/comedi/drivers/amplc_pci263.c index 145bb48..4bd4ef8 100644 --- a/drivers/staging/comedi/drivers/amplc_pci263.c +++ b/drivers/staging/comedi/drivers/amplc_pci263.c @@ -44,17 +44,16 @@ The state of the outputs can be read. static int pci263_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - /* The insn data is a mask in data[0] and the new data - * in data[1], each channel cooresponding to a bit. */ - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; - /* Write out the new digital output lines */ - outb(s->state & 0xFF, dev->iobase); - outb(s->state >> 8, dev->iobase + 1); + if (comedi_dio_update_state(s, data)) { + outb(s->state & 0xff, dev->iobase); + outb((s->state >> 8) & 0xff, dev->iobase + 1); } + + data[1] = s->state; + return insn->n; } diff --git a/drivers/staging/comedi/drivers/cb_das16_cs.c b/drivers/staging/comedi/drivers/cb_das16_cs.c index 0ce93da..3e07295 100644 --- a/drivers/staging/comedi/drivers/cb_das16_cs.c +++ b/drivers/staging/comedi/drivers/cb_das16_cs.c @@ -325,14 +325,11 @@ static int das16cs_ao_rinsn(struct comedi_device *dev, static int das16cs_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; - + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + DAS16CS_DIO); - } data[1] = inw(dev->iobase + DAS16CS_DIO); diff --git a/drivers/staging/comedi/drivers/cb_pcidas64.c b/drivers/staging/comedi/drivers/cb_pcidas64.c index 388dbd7..e49743a 100644 --- a/drivers/staging/comedi/drivers/cb_pcidas64.c +++ b/drivers/staging/comedi/drivers/cb_pcidas64.c @@ -3490,18 +3490,15 @@ static int di_rbits(struct comedi_device *dev, struct comedi_subdevice *s, return insn->n; } -static int do_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int do_wbits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { struct pcidas64_private *devpriv = dev->private; - data[0] &= 0xf; - /* zero bits we are going to change */ - s->state &= ~data[0]; - /* set new bits */ - s->state |= data[0] & data[1]; - - writeb(s->state, devpriv->dio_counter_iobase + DO_REG); + if (comedi_dio_update_state(s, data)) + writeb(s->state, devpriv->dio_counter_iobase + DO_REG); data[1] = s->state; @@ -3526,14 +3523,14 @@ static int dio_60xx_config_insn(struct comedi_device *dev, return insn->n; } -static int dio_60xx_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int dio_60xx_wbits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { struct pcidas64_private *devpriv = dev->private; - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) { writeb(s->state, devpriv->dio_counter_iobase + DIO_DATA_60XX_REG); } diff --git a/drivers/staging/comedi/drivers/comedi_parport.c b/drivers/staging/comedi/drivers/comedi_parport.c index f28a15f..9de81c7 100644 --- a/drivers/staging/comedi/drivers/comedi_parport.c +++ b/drivers/staging/comedi/drivers/comedi_parport.c @@ -1,168 +1,153 @@ /* - comedi/drivers/comedi_parport.c - hardware driver for standard parallel port - - COMEDI - Linux Control and Measurement Device Interface - Copyright (C) 1998,2001 David A. Schleef <ds@schleef.org> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. -*/ -/* -Driver: comedi_parport -Description: Standard PC parallel port -Author: ds -Status: works in immediate mode -Devices: [standard] parallel port (comedi_parport) -Updated: Tue, 30 Apr 2002 21:11:45 -0700 - -A cheap and easy way to get a few more digital I/O lines. Steal -additional parallel ports from old computers or your neighbors' -computers. - -Option list: - 0: I/O port base for the parallel port. - 1: IRQ - -Parallel Port Lines: - -pin subdev chan aka ---- ------ ---- --- -1 2 0 strobe -2 0 0 data 0 -3 0 1 data 1 -4 0 2 data 2 -5 0 3 data 3 -6 0 4 data 4 -7 0 5 data 5 -8 0 6 data 6 -9 0 7 data 7 -10 1 3 acknowledge -11 1 4 busy -12 1 2 output -13 1 1 printer selected -14 2 1 auto LF -15 1 0 error -16 2 2 init -17 2 3 select printer -18-25 ground - -Notes: - -Subdevices 0 is digital I/O, subdevice 1 is digital input, and -subdevice 2 is digital output. Unlike other Comedi devices, -subdevice 0 defaults to output. - -Pins 13 and 14 are inverted once by Comedi and once by the -hardware, thus cancelling the effect. - -Pin 1 is a strobe, thus acts like one. There's no way in software -to change this, at least on a standard parallel port. - -Subdevice 3 pretends to be a digital input subdevice, but it always -returns 0 when read. However, if you run a command with -scan_begin_src=TRIG_EXT, it uses pin 10 as a external triggering -pin, which can be used to wake up tasks. -*/ + * comedi_parport.c + * Comedi driver for standard parallel port + * + * For more information see: + * http://retired.beyondlogic.org/spp/parallel.htm + * + * COMEDI - Linux Control and Measurement Device Interface + * Copyright (C) 1998,2001 David A. Schleef <ds@schleef.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + /* - see http://www.beyondlogic.org/ for information. - or http://www.linux-magazin.de/ausgabe/1999/10/IO/io.html + * Driver: comedi_parport + * Description: Standard PC parallel port + * Author: ds + * Status: works in immediate mode + * Devices: (standard) parallel port [comedi_parport] + * Updated: Tue, 30 Apr 2002 21:11:45 -0700 + * + * A cheap and easy way to get a few more digital I/O lines. Steal + * additional parallel ports from old computers or your neighbors' + * computers. + * + * Option list: + * 0: I/O port base for the parallel port. + * 1: IRQ (optional) + * + * Parallel Port Lines: + * + * pin subdev chan type name + * ----- ------ ---- ---- -------------- + * 1 2 0 DO strobe + * 2 0 0 DIO data 0 + * 3 0 1 DIO data 1 + * 4 0 2 DIO data 2 + * 5 0 3 DIO data 3 + * 6 0 4 DIO data 4 + * 7 0 5 DIO data 5 + * 8 0 6 DIO data 6 + * 9 0 7 DIO data 7 + * 10 1 3 DI ack + * 11 1 4 DI busy + * 12 1 2 DI paper out + * 13 1 1 DI select in + * 14 2 1 DO auto LF + * 15 1 0 DI error + * 16 2 2 DO init + * 17 2 3 DO select printer + * 18-25 ground + * + * When an IRQ is configured subdevice 3 pretends to be a digital + * input subdevice, but it always returns 0 when read. However, if + * you run a command with scan_begin_src=TRIG_EXT, it uses pin 10 + * as a external trigger, which can be used to wake up tasks. */ #include <linux/module.h> -#include "../comedidev.h" #include <linux/interrupt.h> -#include "comedi_fc.h" - -#define PARPORT_SIZE 3 - -#define PARPORT_A 0 -#define PARPORT_B 1 -#define PARPORT_C 2 +#include "../comedidev.h" -struct parport_private { - unsigned int a_data; - unsigned int c_data; - int enable_irq; -}; +#include "comedi_fc.h" -static int parport_insn_a(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +/* + * Register map + */ +#define PARPORT_DATA_REG 0x00 +#define PARPORT_STATUS_REG 0x01 +#define PARPORT_CTRL_REG 0x02 +#define PARPORT_CTRL_IRQ_ENA (1 << 4) +#define PARPORT_CTRL_BIDIR_ENA (1 << 5) + +static int parport_data_reg_insn_bits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { - struct parport_private *devpriv = dev->private; - - if (data[0]) { - devpriv->a_data &= ~data[0]; - devpriv->a_data |= (data[0] & data[1]); - - outb(devpriv->a_data, dev->iobase + PARPORT_A); - } + if (comedi_dio_update_state(s, data)) + outb(s->state, dev->iobase + PARPORT_DATA_REG); - data[1] = inb(dev->iobase + PARPORT_A); + data[1] = inb(dev->iobase + PARPORT_DATA_REG); return insn->n; } -static int parport_insn_config_a(struct comedi_device *dev, - struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int parport_data_reg_insn_config(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { - struct parport_private *devpriv = dev->private; - - if (data[0]) { - s->io_bits = 0xff; - devpriv->c_data &= ~(1 << 5); - } else { - s->io_bits = 0; - devpriv->c_data |= (1 << 5); - } - outb(devpriv->c_data, dev->iobase + PARPORT_C); + unsigned int ctrl; + int ret; + + ret = comedi_dio_insn_config(dev, s, insn, data, 0xff); + if (ret) + return ret; + + ctrl = inb(dev->iobase + PARPORT_CTRL_REG); + if (s->io_bits) + ctrl &= ~PARPORT_CTRL_BIDIR_ENA; + else + ctrl |= PARPORT_CTRL_BIDIR_ENA; + outb(ctrl, dev->iobase + PARPORT_CTRL_REG); - return 1; + return insn->n; } -static int parport_insn_b(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int parport_status_reg_insn_bits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - /* should writes be ignored? */ - /* anyone??? */ - } - - data[1] = (inb(dev->iobase + PARPORT_B) >> 3); + data[1] = inb(dev->iobase + PARPORT_STATUS_REG) >> 3; return insn->n; } -static int parport_insn_c(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int parport_ctrl_reg_insn_bits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { - struct parport_private *devpriv = dev->private; - - data[0] &= 0x0f; - if (data[0]) { - devpriv->c_data &= ~data[0]; - devpriv->c_data |= (data[0] & data[1]); + unsigned int ctrl; - outb(devpriv->c_data, dev->iobase + PARPORT_C); + if (comedi_dio_update_state(s, data)) { + ctrl = inb(dev->iobase + PARPORT_CTRL_REG); + ctrl &= (PARPORT_CTRL_IRQ_ENA | PARPORT_CTRL_BIDIR_ENA); + ctrl |= s->state; + outb(ctrl, dev->iobase + PARPORT_CTRL_REG); } - data[1] = devpriv->c_data & 0xf; + data[1] = s->state; return insn->n; } -static int parport_intr_insn(struct comedi_device *dev, - struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int parport_intr_insn_bits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { data[1] = 0; return insn->n; @@ -213,12 +198,11 @@ static int parport_intr_cmdtest(struct comedi_device *dev, static int parport_intr_cmd(struct comedi_device *dev, struct comedi_subdevice *s) { - struct parport_private *devpriv = dev->private; + unsigned int ctrl; - devpriv->c_data |= 0x10; - outb(devpriv->c_data, dev->iobase + PARPORT_C); - - devpriv->enable_irq = 1; + ctrl = inb(dev->iobase + PARPORT_CTRL_REG); + ctrl |= PARPORT_CTRL_IRQ_ENA; + outb(ctrl, dev->iobase + PARPORT_CTRL_REG); return 0; } @@ -226,12 +210,11 @@ static int parport_intr_cmd(struct comedi_device *dev, static int parport_intr_cancel(struct comedi_device *dev, struct comedi_subdevice *s) { - struct parport_private *devpriv = dev->private; - - devpriv->c_data &= ~0x10; - outb(devpriv->c_data, dev->iobase + PARPORT_C); + unsigned int ctrl; - devpriv->enable_irq = 0; + ctrl = inb(dev->iobase + PARPORT_CTRL_REG); + ctrl &= ~PARPORT_CTRL_IRQ_ENA; + outb(ctrl, dev->iobase + PARPORT_CTRL_REG); return 0; } @@ -239,10 +222,11 @@ static int parport_intr_cancel(struct comedi_device *dev, static irqreturn_t parport_interrupt(int irq, void *d) { struct comedi_device *dev = d; - struct parport_private *devpriv = dev->private; - struct comedi_subdevice *s = &dev->subdevices[3]; + struct comedi_subdevice *s = dev->read_subdev; + unsigned int ctrl; - if (!devpriv->enable_irq) + ctrl = inb(dev->iobase + PARPORT_CTRL_REG); + if (!(ctrl & PARPORT_CTRL_IRQ_ENA)) return IRQ_NONE; comedi_buf_put(s->async, 0); @@ -255,79 +239,69 @@ static irqreturn_t parport_interrupt(int irq, void *d) static int parport_attach(struct comedi_device *dev, struct comedi_devconfig *it) { - struct parport_private *devpriv; struct comedi_subdevice *s; - unsigned int irq; int ret; - ret = comedi_request_region(dev, it->options[0], PARPORT_SIZE); + ret = comedi_request_region(dev, it->options[0], 0x03); if (ret) return ret; - irq = it->options[1]; - if (irq) { - ret = request_irq(irq, parport_interrupt, 0, dev->board_name, - dev); - if (ret < 0) { - dev_err(dev->class_dev, "irq not available\n"); - return -EINVAL; - } - dev->irq = irq; + if (it->options[1]) { + ret = request_irq(it->options[1], parport_interrupt, 0, + dev->board_name, dev); + if (ret == 0) + dev->irq = it->options[1]; } - ret = comedi_alloc_subdevices(dev, 4); + ret = comedi_alloc_subdevices(dev, dev->irq ? 4 : 3); if (ret) return ret; - devpriv = comedi_alloc_devpriv(dev, sizeof(*devpriv)); - if (!devpriv) - return -ENOMEM; - + /* Digial I/O subdevice - Parallel port DATA register */ s = &dev->subdevices[0]; - s->type = COMEDI_SUBD_DIO; - s->subdev_flags = SDF_READABLE | SDF_WRITABLE; - s->n_chan = 8; - s->maxdata = 1; - s->range_table = &range_digital; - s->insn_bits = parport_insn_a; - s->insn_config = parport_insn_config_a; - + s->type = COMEDI_SUBD_DIO; + s->subdev_flags = SDF_READABLE | SDF_WRITABLE; + s->n_chan = 8; + s->maxdata = 1; + s->range_table = &range_digital; + s->insn_bits = parport_data_reg_insn_bits; + s->insn_config = parport_data_reg_insn_config; + + /* Digial Input subdevice - Parallel port STATUS register */ s = &dev->subdevices[1]; - s->type = COMEDI_SUBD_DI; - s->subdev_flags = SDF_READABLE; - s->n_chan = 5; - s->maxdata = 1; - s->range_table = &range_digital; - s->insn_bits = parport_insn_b; - + s->type = COMEDI_SUBD_DI; + s->subdev_flags = SDF_READABLE; + s->n_chan = 5; + s->maxdata = 1; + s->range_table = &range_digital; + s->insn_bits = parport_status_reg_insn_bits; + + /* Digial Output subdevice - Parallel port CONTROL register */ s = &dev->subdevices[2]; - s->type = COMEDI_SUBD_DO; - s->subdev_flags = SDF_WRITABLE; - s->n_chan = 4; - s->maxdata = 1; - s->range_table = &range_digital; - s->insn_bits = parport_insn_c; - - s = &dev->subdevices[3]; - if (irq) { + s->type = COMEDI_SUBD_DO; + s->subdev_flags = SDF_WRITABLE; + s->n_chan = 4; + s->maxdata = 1; + s->range_table = &range_digital; + s->insn_bits = parport_ctrl_reg_insn_bits; + + if (dev->irq) { + /* Digial Input subdevice - Interrupt support */ + s = &dev->subdevices[3]; dev->read_subdev = s; - s->type = COMEDI_SUBD_DI; - s->subdev_flags = SDF_READABLE | SDF_CMD_READ; - s->n_chan = 1; - s->maxdata = 1; - s->range_table = &range_digital; - s->insn_bits = parport_intr_insn; - s->do_cmdtest = parport_intr_cmdtest; - s->do_cmd = parport_intr_cmd; - s->cancel = parport_intr_cancel; - } else { - s->type = COMEDI_SUBD_UNUSED; + s->type = COMEDI_SUBD_DI; + s->subdev_flags = SDF_READABLE | SDF_CMD_READ; + s->n_chan = 1; + s->maxdata = 1; + s->range_table = &range_digital; + s->insn_bits = parport_intr_insn_bits; + s->do_cmdtest = parport_intr_cmdtest; + s->do_cmd = parport_intr_cmd; + s->cancel = parport_intr_cancel; } - devpriv->a_data = 0; - outb(devpriv->a_data, dev->iobase + PARPORT_A); - devpriv->c_data = 0; - outb(devpriv->c_data, dev->iobase + PARPORT_C); + outb(0, dev->iobase + PARPORT_DATA_REG); + outb(0, dev->iobase + PARPORT_CTRL_REG); return 0; } @@ -341,5 +315,5 @@ static struct comedi_driver parport_driver = { module_comedi_driver(parport_driver); MODULE_AUTHOR("Comedi http://www.comedi.org"); -MODULE_DESCRIPTION("Comedi low-level driver"); +MODULE_DESCRIPTION("Comedi: Standard parallel port driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/staging/comedi/drivers/contec_pci_dio.c b/drivers/staging/comedi/drivers/contec_pci_dio.c index e781716..89836c0 100644 --- a/drivers/staging/comedi/drivers/contec_pci_dio.c +++ b/drivers/staging/comedi/drivers/contec_pci_dio.c @@ -40,17 +40,11 @@ Configuration Options: not applicable, uses comedi PCI auto config static int contec_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + PIO1616L_DO_REG); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/das08.c b/drivers/staging/comedi/drivers/das08.c index 5f66970..15dd33e 100644 --- a/drivers/staging/comedi/drivers/das08.c +++ b/drivers/staging/comedi/drivers/das08.c @@ -279,27 +279,23 @@ static int das08_di_rbits(struct comedi_device *dev, struct comedi_subdevice *s, return insn->n; } -static int das08_do_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int das08_do_wbits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { struct das08_private_struct *devpriv = dev->private; - int wbits; - - /* get current settings of digital output lines */ - wbits = (devpriv->do_mux_bits >> 4) & 0xf; - /* null bits we are going to set */ - wbits &= ~data[0]; - /* set new bit values */ - wbits |= data[0] & data[1]; - /* remember digital output bits */ - /* prevent race with setting of analog input mux */ - spin_lock(&dev->spinlock); - devpriv->do_mux_bits &= ~DAS08_DO_MASK; - devpriv->do_mux_bits |= DAS08_OP(wbits); - outb(devpriv->do_mux_bits, dev->iobase + DAS08_CONTROL); - spin_unlock(&dev->spinlock); - data[1] = wbits; + if (comedi_dio_update_state(s, data)) { + /* prevent race with setting of analog input mux */ + spin_lock(&dev->spinlock); + devpriv->do_mux_bits &= ~DAS08_DO_MASK; + devpriv->do_mux_bits |= DAS08_OP(s->state); + outb(devpriv->do_mux_bits, dev->iobase + DAS08_CONTROL); + spin_unlock(&dev->spinlock); + } + + data[1] = s->state; return insn->n; } @@ -316,17 +312,13 @@ static int das08jr_di_rbits(struct comedi_device *dev, static int das08jr_do_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - struct das08_private_struct *devpriv = dev->private; - - /* null bits we are going to set */ - devpriv->do_bits &= ~data[0]; - /* set new bit values */ - devpriv->do_bits |= data[0] & data[1]; - outb(devpriv->do_bits, dev->iobase + DAS08JR_DIO); + if (comedi_dio_update_state(s, data)) + outb(s->state, dev->iobase + DAS08JR_DIO); - data[1] = devpriv->do_bits; + data[1] = s->state; return insn->n; } diff --git a/drivers/staging/comedi/drivers/das08.h b/drivers/staging/comedi/drivers/das08.h index cce1b58..46a314c 100644 --- a/drivers/staging/comedi/drivers/das08.h +++ b/drivers/staging/comedi/drivers/das08.h @@ -41,7 +41,6 @@ struct das08_board_struct { struct das08_private_struct { unsigned int do_mux_bits; /* bits for do/mux register on boards without separate do register */ - unsigned int do_bits; /* bits for do register on boards with register dedicated to digital out only */ const unsigned int *pg_gainlist; unsigned int ao_readback[2]; /* assume 2 AO channels */ }; diff --git a/drivers/staging/comedi/drivers/das16.c b/drivers/staging/comedi/drivers/das16.c index 1b0793f..fc058f8 100644 --- a/drivers/staging/comedi/drivers/das16.c +++ b/drivers/staging/comedi/drivers/das16.c @@ -952,15 +952,8 @@ static int das16_do_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - + if (comedi_dio_update_state(s, data)) outb(s->state, dev->iobase + DAS16_DIO_REG); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/das16m1.c b/drivers/staging/comedi/drivers/das16m1.c index b943c44..187b0a1 100644 --- a/drivers/staging/comedi/drivers/das16m1.c +++ b/drivers/staging/comedi/drivers/das16m1.c @@ -134,7 +134,6 @@ struct das16m1_private_struct { * counter yet (loaded by first sample conversion) */ u16 initial_hw_count; short ai_buffer[FIFO_SIZE]; - unsigned int do_bits; /* saves status of digital output bits */ unsigned int divisor1; /* divides master clock to obtain conversion speed */ unsigned int divisor2; /* divides master clock to obtain conversion speed */ unsigned long extra_iobase; @@ -393,22 +392,13 @@ static int das16m1_di_rbits(struct comedi_device *dev, static int das16m1_do_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - struct das16m1_private_struct *devpriv = dev->private; - unsigned int wbits; - - /* only set bits that have been masked */ - data[0] &= 0xf; - wbits = devpriv->do_bits; - /* zero bits that have been masked */ - wbits &= ~data[0]; - /* set masked bits */ - wbits |= data[0] & data[1]; - devpriv->do_bits = wbits; - data[1] = wbits; + if (comedi_dio_update_state(s, data)) + outb(s->state, dev->iobase + DAS16M1_DIO); - outb(devpriv->do_bits, dev->iobase + DAS16M1_DIO); + data[1] = s->state; return insn->n; } @@ -649,7 +639,7 @@ static int das16m1_attach(struct comedi_device *dev, outb(TOTAL_CLEAR, dev->iobase + DAS16M1_8254_FIRST_CNTRL); /* initialize digital output lines */ - outb(devpriv->do_bits, dev->iobase + DAS16M1_DIO); + outb(0, dev->iobase + DAS16M1_DIO); /* set the interrupt level */ if (dev->irq) diff --git a/drivers/staging/comedi/drivers/das1800.c b/drivers/staging/comedi/drivers/das1800.c index 5b30029..8b9a0a6 100644 --- a/drivers/staging/comedi/drivers/das1800.c +++ b/drivers/staging/comedi/drivers/das1800.c @@ -427,7 +427,6 @@ struct das1800_private { volatile unsigned int count; /* number of data points left to be taken */ unsigned int divisor1; /* value to load into board's counter 1 for timed conversions */ unsigned int divisor2; /* value to load into board's counter 2 for timed conversions */ - int do_bits; /* digital output bits */ int irq_dma_bits; /* bits for control register b */ /* dma bits for control register b, stored so that dma can be * turned on and off */ @@ -1319,24 +1318,15 @@ static int das1800_di_rbits(struct comedi_device *dev, return insn->n; } -/* writes to digital output channels */ static int das1800_do_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - struct das1800_private *devpriv = dev->private; - unsigned int wbits; - - /* only set bits that have been masked */ - data[0] &= (1 << s->n_chan) - 1; - wbits = devpriv->do_bits; - wbits &= ~data[0]; - wbits |= data[0] & data[1]; - devpriv->do_bits = wbits; - - outb(devpriv->do_bits, dev->iobase + DAS1800_DIGITAL); + if (comedi_dio_update_state(s, data)) + outb(s->state, dev->iobase + DAS1800_DIGITAL); - data[1] = devpriv->do_bits; + data[1] = s->state; return insn->n; } @@ -1644,7 +1634,7 @@ static int das1800_attach(struct comedi_device *dev, das1800_cancel(dev, dev->read_subdev); /* initialize digital out channels */ - outb(devpriv->do_bits, dev->iobase + DAS1800_DIGITAL); + outb(0, dev->iobase + DAS1800_DIGITAL); /* initialize analog out channels */ if (thisboard->ao_ability == 1) { diff --git a/drivers/staging/comedi/drivers/das800.c b/drivers/staging/comedi/drivers/das800.c index 11e1611..b80dd03 100644 --- a/drivers/staging/comedi/drivers/das800.c +++ b/drivers/staging/comedi/drivers/das800.c @@ -630,13 +630,9 @@ static int das800_do_insn_bits(struct comedi_device *dev, unsigned int *data) { struct das800_private *devpriv = dev->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; unsigned long irq_flags; - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) { devpriv->do_bits = s->state << 4; spin_lock_irqsave(&dev->spinlock, irq_flags); diff --git a/drivers/staging/comedi/drivers/dmm32at.c b/drivers/staging/comedi/drivers/dmm32at.c index 118a4fd..b04a5633 100644 --- a/drivers/staging/comedi/drivers/dmm32at.c +++ b/drivers/staging/comedi/drivers/dmm32at.c @@ -596,52 +596,40 @@ static int dmm32at_ao_rinsn(struct comedi_device *dev, static int dmm32at_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { struct dmm32at_private *devpriv = dev->private; - unsigned char diobits; - - /* The insn data is a mask in data[0] and the new data - * in data[1], each channel cooresponding to a bit. */ - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; - /* Write out the new digital output lines */ - /* outw(s->state,dev->iobase + DMM32AT_DIO); */ + unsigned int mask; + unsigned int val; + + mask = comedi_dio_update_state(s, data); + if (mask) { + /* get access to the DIO regs */ + outb(DMM32AT_DIOACC, dev->iobase + DMM32AT_CNTRL); + + /* if either part of dio is set for output */ + if (((devpriv->dio_config & DMM32AT_DIRCL) == 0) || + ((devpriv->dio_config & DMM32AT_DIRCH) == 0)) { + val = (s->state & 0x00ff0000) >> 16; + outb(val, dev->iobase + DMM32AT_DIOC); + } + if ((devpriv->dio_config & DMM32AT_DIRB) == 0) { + val = (s->state & 0x0000ff00) >> 8; + outb(val, dev->iobase + DMM32AT_DIOB); + } + if ((devpriv->dio_config & DMM32AT_DIRA) == 0) { + val = (s->state & 0x000000ff); + outb(val, dev->iobase + DMM32AT_DIOA); + } } - /* get access to the DIO regs */ - outb(DMM32AT_DIOACC, dev->iobase + DMM32AT_CNTRL); - - /* if either part of dio is set for output */ - if (((devpriv->dio_config & DMM32AT_DIRCL) == 0) || - ((devpriv->dio_config & DMM32AT_DIRCH) == 0)) { - diobits = (s->state & 0x00ff0000) >> 16; - outb(diobits, dev->iobase + DMM32AT_DIOC); - } - if ((devpriv->dio_config & DMM32AT_DIRB) == 0) { - diobits = (s->state & 0x0000ff00) >> 8; - outb(diobits, dev->iobase + DMM32AT_DIOB); - } - if ((devpriv->dio_config & DMM32AT_DIRA) == 0) { - diobits = (s->state & 0x000000ff); - outb(diobits, dev->iobase + DMM32AT_DIOA); - } + val = inb(dev->iobase + DMM32AT_DIOA); + val |= inb(dev->iobase + DMM32AT_DIOB) << 8; + val |= inb(dev->iobase + DMM32AT_DIOC) << 16; + s->state = val; - /* now read the state back in */ - s->state = inb(dev->iobase + DMM32AT_DIOC); - s->state <<= 8; - s->state |= inb(dev->iobase + DMM32AT_DIOB); - s->state <<= 8; - s->state |= inb(dev->iobase + DMM32AT_DIOA); - data[1] = s->state; - - /* on return, data[1] contains the value of the digital - * input and output lines. */ - /* data[1]=inw(dev->iobase + DMM32AT_DIO); */ - /* or we could just return the software copy of the output values if - * it was a purely digital output subdevice */ - /* data[1]=s->state; */ + data[1] = val; return insn->n; } diff --git a/drivers/staging/comedi/drivers/dt2801.c b/drivers/staging/comedi/drivers/dt2801.c index 38918a1..1a2b0e4 100644 --- a/drivers/staging/comedi/drivers/dt2801.c +++ b/drivers/staging/comedi/drivers/dt2801.c @@ -528,23 +528,23 @@ static int dt2801_ao_insn_write(struct comedi_device *dev, static int dt2801_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - int which = 0; - - if (s == &dev->subdevices[3]) - which = 1; + int which = (s == &dev->subdevices[3]) ? 1 : 0; + unsigned int val; - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) { dt2801_writecmd(dev, DT_C_WRITE_DIG); dt2801_writedata(dev, which); dt2801_writedata(dev, s->state); } + dt2801_writecmd(dev, DT_C_READ_DIG); dt2801_writedata(dev, which); - dt2801_readdata(dev, data + 1); + dt2801_readdata(dev, &val); + + data[1] = val; return insn->n; } diff --git a/drivers/staging/comedi/drivers/dt2811.c b/drivers/staging/comedi/drivers/dt2811.c index a41a571..0ca02fa 100644 --- a/drivers/staging/comedi/drivers/dt2811.c +++ b/drivers/staging/comedi/drivers/dt2811.c @@ -353,11 +353,11 @@ static int dt2811_di_insn_bits(struct comedi_device *dev, static int dt2811_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; - outb(s->state, dev->iobase + DT2811_DIO); + if (comedi_dio_update_state(s, data)) + outb(s->state, dev->iobase + DT2811_DIO); data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/dt2817.c b/drivers/staging/comedi/drivers/dt2817.c index f4a8529..bf58993 100644 --- a/drivers/staging/comedi/drivers/dt2817.c +++ b/drivers/staging/comedi/drivers/dt2817.c @@ -80,36 +80,31 @@ static int dt2817_dio_insn_config(struct comedi_device *dev, static int dt2817_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - unsigned int changed; - - /* It's questionable whether it is more important in - * a driver like this to be deterministic or fast. - * We choose fast. */ - - if (data[0]) { - changed = s->state; - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); - changed ^= s->state; - changed &= s->io_bits; - if (changed & 0x000000ff) - outb(s->state & 0xff, dev->iobase + DT2817_DATA + 0); - if (changed & 0x0000ff00) - outb((s->state >> 8) & 0xff, - dev->iobase + DT2817_DATA + 1); - if (changed & 0x00ff0000) - outb((s->state >> 16) & 0xff, - dev->iobase + DT2817_DATA + 2); - if (changed & 0xff000000) - outb((s->state >> 24) & 0xff, - dev->iobase + DT2817_DATA + 3); + unsigned long iobase = dev->iobase + DT2817_DATA; + unsigned int mask; + unsigned int val; + + mask = comedi_dio_update_state(s, data); + if (mask) { + if (mask & 0x000000ff) + outb(s->state & 0xff, iobase + 0); + if (mask & 0x0000ff00) + outb((s->state >> 8) & 0xff, iobase + 1); + if (mask & 0x00ff0000) + outb((s->state >> 16) & 0xff, iobase + 2); + if (mask & 0xff000000) + outb((s->state >> 24) & 0xff, iobase + 3); } - data[1] = inb(dev->iobase + DT2817_DATA + 0); - data[1] |= (inb(dev->iobase + DT2817_DATA + 1) << 8); - data[1] |= (inb(dev->iobase + DT2817_DATA + 2) << 16); - data[1] |= (inb(dev->iobase + DT2817_DATA + 3) << 24); + + val = inb(iobase + 0); + val |= (inb(iobase + 1) << 8); + val |= (inb(iobase + 2) << 16); + val |= (inb(iobase + 3) << 24); + + data[1] = val; return insn->n; } diff --git a/drivers/staging/comedi/drivers/dt282x.c b/drivers/staging/comedi/drivers/dt282x.c index da3ee85..e89126a 100644 --- a/drivers/staging/comedi/drivers/dt282x.c +++ b/drivers/staging/comedi/drivers/dt282x.c @@ -967,14 +967,12 @@ static int dt282x_ao_cancel(struct comedi_device *dev, static int dt282x_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); - + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + DT2821_DIODAT); - } + data[1] = inw(dev->iobase + DT2821_DIODAT); return insn->n; diff --git a/drivers/staging/comedi/drivers/dt3000.c b/drivers/staging/comedi/drivers/dt3000.c index 64ef875..fec911f 100644 --- a/drivers/staging/comedi/drivers/dt3000.c +++ b/drivers/staging/comedi/drivers/dt3000.c @@ -665,13 +665,12 @@ static int dt3k_dio_insn_config(struct comedi_device *dev, static int dt3k_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[1] & data[0]; + if (comedi_dio_update_state(s, data)) dt3k_writesingle(dev, SUBS_DOUT, 0, s->state); - } + data[1] = dt3k_readsingle(dev, SUBS_DIN, 0, 0); return insn->n; diff --git a/drivers/staging/comedi/drivers/dt9812.c b/drivers/staging/comedi/drivers/dt9812.c index b5e6f33..64565d4 100644 --- a/drivers/staging/comedi/drivers/dt9812.c +++ b/drivers/staging/comedi/drivers/dt9812.c @@ -580,15 +580,8 @@ static int dt9812_do_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - + if (comedi_dio_update_state(s, data)) dt9812_digital_out(dev, s->state); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/dyna_pci10xx.c b/drivers/staging/comedi/drivers/dyna_pci10xx.c index fd525f4..f2a9f1c 100644 --- a/drivers/staging/comedi/drivers/dyna_pci10xx.c +++ b/drivers/staging/comedi/drivers/dyna_pci10xx.c @@ -147,33 +147,23 @@ static int dyna_pci10xx_di_insn_bits(struct comedi_device *dev, return insn->n; } -/* digital output bit interface */ static int dyna_pci10xx_do_insn_bits(struct comedi_device *dev, - struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { struct dyna_pci10xx_private *devpriv = dev->private; - /* The insn data is a mask in data[0] and the new data - * in data[1], each channel cooresponding to a bit. - * s->state contains the previous write data - */ mutex_lock(&devpriv->mutex); - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) { smp_mb(); outw_p(s->state, devpriv->BADR3); udelay(10); } - /* - * On return, data[1] contains the value of the digital - * input and output lines. We just return the software copy of the - * output values if it was a purely digital output subdevice. - */ data[1] = s->state; mutex_unlock(&devpriv->mutex); + return insn->n; } diff --git a/drivers/staging/comedi/drivers/icp_multi.c b/drivers/staging/comedi/drivers/icp_multi.c index 3889d23..15d8718 100644 --- a/drivers/staging/comedi/drivers/icp_multi.c +++ b/drivers/staging/comedi/drivers/icp_multi.c @@ -348,18 +348,13 @@ static int icp_multi_insn_bits_di(struct comedi_device *dev, static int icp_multi_insn_bits_do(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { struct icp_multi_private *devpriv = dev->private; - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); - - printk(KERN_DEBUG "Digital outputs = %4x \n", s->state); - + if (comedi_dio_update_state(s, data)) writew(s->state, devpriv->io_addr + ICP_MULTI_DO); - } data[1] = readw(devpriv->io_addr + ICP_MULTI_DI); @@ -548,7 +543,6 @@ static int icp_multi_auto_attach(struct comedi_device *dev, s->maxdata = 1; s->len_chanlist = 16; s->range_table = &range_digital; - s->io_bits = 0; s->insn_bits = icp_multi_insn_bits_di; s = &dev->subdevices[3]; @@ -558,8 +552,6 @@ static int icp_multi_auto_attach(struct comedi_device *dev, s->maxdata = 1; s->len_chanlist = 8; s->range_table = &range_digital; - s->io_bits = 0xff; - s->state = 0; s->insn_bits = icp_multi_insn_bits_do; s = &dev->subdevices[4]; diff --git a/drivers/staging/comedi/drivers/ii_pci20kc.c b/drivers/staging/comedi/drivers/ii_pci20kc.c index 5c3a318..8577778 100644 --- a/drivers/staging/comedi/drivers/ii_pci20kc.c +++ b/drivers/staging/comedi/drivers/ii_pci20kc.c @@ -378,13 +378,10 @@ static int ii20k_dio_insn_bits(struct comedi_device *dev, unsigned int *data) { struct ii20k_private *devpriv = dev->private; - unsigned int mask = data[0] & s->io_bits; /* outputs only */ - unsigned int bits = data[1]; + unsigned int mask; + mask = comedi_dio_update_state(s, data); if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - if (mask & 0x000000ff) writeb((s->state >> 0) & 0xff, devpriv->ioaddr + II20K_DIO0_REG); diff --git a/drivers/staging/comedi/drivers/me4000.c b/drivers/staging/comedi/drivers/me4000.c index 8f4afad..aba7bea 100644 --- a/drivers/staging/comedi/drivers/me4000.c +++ b/drivers/staging/comedi/drivers/me4000.c @@ -1313,29 +1313,12 @@ static int me4000_ao_insn_read(struct comedi_device *dev, return 1; } -/*============================================================================= - Digital I/O section - ===========================================================================*/ - static int me4000_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - /* - * The insn data consists of a mask in data[0] and the new data - * in data[1]. The mask defines which bits we are concerning about. - * The new data must be anded with the mask. - * Each channel corresponds to a bit. - */ - if (data[0]) { - /* Check if requested ports are configured for output */ - if ((s->io_bits & data[0]) != data[0]) - return -EIO; - - s->state &= ~data[0]; - s->state |= data[0] & data[1]; - - /* Write out the new digital output lines */ + if (comedi_dio_update_state(s, data)) { outl((s->state >> 0) & 0xFF, dev->iobase + ME4000_DIO_PORT_0_REG); outl((s->state >> 8) & 0xFF, @@ -1346,8 +1329,6 @@ static int me4000_dio_insn_bits(struct comedi_device *dev, dev->iobase + ME4000_DIO_PORT_3_REG); } - /* On return, data[1] contains the value of - the digital input and output lines. */ data[1] = ((inl(dev->iobase + ME4000_DIO_PORT_0_REG) & 0xFF) << 0) | ((inl(dev->iobase + ME4000_DIO_PORT_1_REG) & 0xFF) << 8) | ((inl(dev->iobase + ME4000_DIO_PORT_2_REG) & 0xFF) << 16) | diff --git a/drivers/staging/comedi/drivers/me_daq.c b/drivers/staging/comedi/drivers/me_daq.c index a6f6d4a..24ec9ef 100644 --- a/drivers/staging/comedi/drivers/me_daq.c +++ b/drivers/staging/comedi/drivers/me_daq.c @@ -222,15 +222,11 @@ static int me_dio_insn_bits(struct comedi_device *dev, struct me_private_data *dev_private = dev->private; void __iomem *mmio_porta = dev_private->me_regbase + ME_DIO_PORT_A; void __iomem *mmio_portb = dev_private->me_regbase + ME_DIO_PORT_B; - unsigned int mask = data[0]; - unsigned int bits = data[1]; + unsigned int mask; unsigned int val; - mask &= s->io_bits; /* only update the COMEDI_OUTPUT channels */ + mask = comedi_dio_update_state(s, data); if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - if (mask & 0x0000ffff) writew((s->state & 0xffff), mmio_porta); if (mask & 0xffff0000) @@ -545,7 +541,6 @@ static int me_auto_attach(struct comedi_device *dev, s->range_table = &range_digital; s->insn_bits = me_dio_insn_bits; s->insn_config = me_dio_insn_config; - s->io_bits = 0; dev_info(dev->class_dev, "%s: %s attached\n", dev->driver->driver_name, dev->board_name); diff --git a/drivers/staging/comedi/drivers/multiq3.c b/drivers/staging/comedi/drivers/multiq3.c index 9d75ea4..3ca755e 100644 --- a/drivers/staging/comedi/drivers/multiq3.c +++ b/drivers/staging/comedi/drivers/multiq3.c @@ -163,11 +163,11 @@ static int multiq3_di_insn_bits(struct comedi_device *dev, static int multiq3_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); - outw(s->state, dev->iobase + MULTIQ3_DIGOUT_PORT); + if (comedi_dio_update_state(s, data)) + outw(s->state, dev->iobase + MULTIQ3_DIGOUT_PORT); data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/ni_6527.c b/drivers/staging/comedi/drivers/ni_6527.c index c2745f2..44557c9 100644 --- a/drivers/staging/comedi/drivers/ni_6527.c +++ b/drivers/staging/comedi/drivers/ni_6527.c @@ -163,29 +163,29 @@ static int ni6527_di_insn_bits(struct comedi_device *dev, static int ni6527_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { struct ni6527_private *devpriv = dev->private; + unsigned int mask; - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); - - /* The open relay state on the board cooresponds to 1, - * but in Comedi, it is represented by 0. */ - if (data[0] & 0x0000ff) { - writeb((s->state ^ 0xff), + mask = comedi_dio_update_state(s, data); + if (mask) { + /* Outputs are inverted */ + if (mask & 0x0000ff) { + writeb(s->state ^ 0xff, devpriv->mite->daq_io_addr + Port_Register(3)); } - if (data[0] & 0x00ff00) { + if (mask & 0x00ff00) { writeb((s->state >> 8) ^ 0xff, devpriv->mite->daq_io_addr + Port_Register(4)); } - if (data[0] & 0xff0000) { + if (mask & 0xff0000) { writeb((s->state >> 16) ^ 0xff, devpriv->mite->daq_io_addr + Port_Register(5)); } } + data[1] = s->state; return insn->n; diff --git a/drivers/staging/comedi/drivers/ni_660x.c b/drivers/staging/comedi/drivers/ni_660x.c index 3607336..8a991dc 100644 --- a/drivers/staging/comedi/drivers/ni_660x.c +++ b/drivers/staging/comedi/drivers/ni_660x.c @@ -1213,7 +1213,6 @@ static int ni_660x_auto_attach(struct comedi_device *dev, s->range_table = &range_digital; s->insn_bits = ni_660x_dio_insn_bits; s->insn_config = ni_660x_dio_insn_config; - s->io_bits = 0; /* all bits default to input */ /* we use the ioconfig registers to control dio direction, so zero output enables in stc dio control reg */ ni_660x_write_register(dev, 0, 0, STCDIOControl); diff --git a/drivers/staging/comedi/drivers/ni_670x.c b/drivers/staging/comedi/drivers/ni_670x.c index e2926ce..e4414cf1 100644 --- a/drivers/staging/comedi/drivers/ni_670x.c +++ b/drivers/staging/comedi/drivers/ni_670x.c @@ -136,20 +136,15 @@ static int ni_670x_ao_rinsn(struct comedi_device *dev, static int ni_670x_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { struct ni_670x_private *devpriv = dev->private; void __iomem *io_addr = devpriv->mite->daq_io_addr + DIO_PORT0_DATA_OFFSET; - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) writel(s->state, io_addr); - } data[1] = readl(io_addr); diff --git a/drivers/staging/comedi/drivers/ni_at_a2150.c b/drivers/staging/comedi/drivers/ni_at_a2150.c index 2512ce8..c77d343 100644 --- a/drivers/staging/comedi/drivers/ni_at_a2150.c +++ b/drivers/staging/comedi/drivers/ni_at_a2150.c @@ -684,13 +684,12 @@ static int a2150_set_chanlist(struct comedi_device *dev, devpriv->config_bits |= CHANNEL_BITS(0x4 | start_channel); break; case 2: - if (start_channel == 0) { + if (start_channel == 0) devpriv->config_bits |= CHANNEL_BITS(0x2); - } else if (start_channel == 2) { + else if (start_channel == 2) devpriv->config_bits |= CHANNEL_BITS(0x3); - } else { + else return -1; - } break; case 4: devpriv->config_bits |= CHANNEL_BITS(0x1); diff --git a/drivers/staging/comedi/drivers/ni_at_ao.c b/drivers/staging/comedi/drivers/ni_at_ao.c index b9122fd..4e4b227 100644 --- a/drivers/staging/comedi/drivers/ni_at_ao.c +++ b/drivers/staging/comedi/drivers/ni_at_ao.c @@ -233,13 +233,11 @@ static int atao_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, static int atao_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + ATAO_DOUT); - } data[1] = inw(dev->iobase + ATAO_DIN); diff --git a/drivers/staging/comedi/drivers/ni_atmio16d.c b/drivers/staging/comedi/drivers/ni_atmio16d.c index bb3491f..a9f7d40 100644 --- a/drivers/staging/comedi/drivers/ni_atmio16d.c +++ b/drivers/staging/comedi/drivers/ni_atmio16d.c @@ -558,13 +558,12 @@ static int atmio16d_ao_insn_write(struct comedi_device *dev, static int atmio16d_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] | data[1]); + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + MIO_16_DIG_OUT_REG); - } + data[1] = inw(dev->iobase + MIO_16_DIG_IN_REG); return insn->n; diff --git a/drivers/staging/comedi/drivers/ni_daq_700.c b/drivers/staging/comedi/drivers/ni_daq_700.c index 404f83d..e4cdca3 100644 --- a/drivers/staging/comedi/drivers/ni_daq_700.c +++ b/drivers/staging/comedi/drivers/ni_daq_700.c @@ -72,18 +72,22 @@ Manuals: Register level: http://www.ni.com/pdf/manuals/340698.pdf static int daq700_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + unsigned int mask; + unsigned int val; - if (data[0] & 0xff) + mask = comedi_dio_update_state(s, data); + if (mask) { + if (mask & 0xff) outb(s->state & 0xff, dev->iobase + DIO_W); } - data[1] = s->state & 0xff; - data[1] |= inb(dev->iobase + DIO_R) << 8; + val = s->state & 0xff; + val |= inb(dev->iobase + DIO_R) << 8; + + data[1] = val; return insn->n; } @@ -212,7 +216,6 @@ static int daq700_auto_attach(struct comedi_device *dev, s->maxdata = 1; s->insn_bits = daq700_dio_insn_bits; s->insn_config = daq700_dio_insn_config; - s->state = 0; s->io_bits = 0x00ff; /* DAQCard-700 ai */ diff --git a/drivers/staging/comedi/drivers/ni_labpc.c b/drivers/staging/comedi/drivers/ni_labpc.c index 1add114..27daccb 100644 --- a/drivers/staging/comedi/drivers/ni_labpc.c +++ b/drivers/staging/comedi/drivers/ni_labpc.c @@ -201,12 +201,6 @@ static int labpc_counter_set_mode(struct comedi_device *dev, return i8254_set_mode(base_address, 0, counter_number, mode); } -static bool labpc_range_is_unipolar(struct comedi_subdevice *s, - unsigned int range) -{ - return s->range_table->range[range].min >= 0; -} - static int labpc_cancel(struct comedi_device *dev, struct comedi_subdevice *s) { struct labpc_private *devpriv = dev->private; @@ -272,7 +266,7 @@ static void labpc_setup_cmd6_reg(struct comedi_device *dev, devpriv->cmd6 &= ~CMD6_NRSE; /* bipolar or unipolar range? */ - if (labpc_range_is_unipolar(s, range)) + if (comedi_range_is_unipolar(s, range)) devpriv->cmd6 |= CMD6_ADCUNI; else devpriv->cmd6 &= ~CMD6_ADCUNI; @@ -1046,7 +1040,7 @@ static int labpc_ao_insn_write(struct comedi_device *dev, /* set range */ if (board->is_labpc1200) { range = CR_RANGE(insn->chanspec); - if (labpc_range_is_unipolar(s, range)) + if (comedi_range_is_unipolar(s, range)) devpriv->cmd6 |= CMD6_DACUNI(channel); else devpriv->cmd6 &= ~CMD6_DACUNI(channel); diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c index 4e02770..b9df2ee 100644 --- a/drivers/staging/comedi/drivers/ni_mio_common.c +++ b/drivers/staging/comedi/drivers/ni_mio_common.c @@ -3547,28 +3547,22 @@ static int ni_dio_insn_config(struct comedi_device *dev, static int ni_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { struct ni_private *devpriv = dev->private; -#ifdef DEBUG_DIO - printk("ni_dio_insn_bits() mask=0x%x bits=0x%x\n", data[0], data[1]); -#endif - - if (data[0]) { - /* Perform check to make sure we're not using the - serial part of the dio */ - if ((data[0] & (DIO_SDIN | DIO_SDOUT)) - && devpriv->serial_interval_ns) - return -EBUSY; + /* Make sure we're not using the serial part of the dio */ + if ((data[0] & (DIO_SDIN | DIO_SDOUT)) && devpriv->serial_interval_ns) + return -EBUSY; - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) { devpriv->dio_output &= ~DIO_Parallel_Data_Mask; devpriv->dio_output |= DIO_Parallel_Data_Out(s->state); devpriv->stc_writew(dev, devpriv->dio_output, DIO_Output_Register); } + data[1] = devpriv->stc_readw(dev, DIO_Parallel_Input_Register); return insn->n; @@ -3598,16 +3592,9 @@ static int ni_m_series_dio_insn_bits(struct comedi_device *dev, { struct ni_private *devpriv __maybe_unused = dev->private; -#ifdef DEBUG_DIO - printk("ni_m_series_dio_insn_bits() mask=0x%x bits=0x%x\n", data[0], - data[1]); -#endif - - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) ni_writel(s->state, M_Offset_Static_Digital_Output); - } + data[1] = ni_readl(M_Offset_Static_Digital_Input); return insn->n; @@ -5355,20 +5342,20 @@ static int ni_config_filter(struct comedi_device *dev, unsigned pfi_channel, static int ni_pfi_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { const struct ni_board_struct *board = comedi_board(dev); struct ni_private *devpriv __maybe_unused = dev->private; - if ((board->reg_type & ni_reg_m_series_mask) == 0) { + if (!(board->reg_type & ni_reg_m_series_mask)) return -ENOTSUPP; - } - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + + if (comedi_dio_update_state(s, data)) ni_writew(s->state, M_Offset_PFI_DO); - } + data[1] = ni_readw(M_Offset_PFI_DI); + return insn->n; } diff --git a/drivers/staging/comedi/drivers/ni_pcidio.c b/drivers/staging/comedi/drivers/ni_pcidio.c index fad81bc..b6283a8 100644 --- a/drivers/staging/comedi/drivers/ni_pcidio.c +++ b/drivers/staging/comedi/drivers/ni_pcidio.c @@ -657,15 +657,14 @@ static int ni_pcidio_insn_config(struct comedi_device *dev, static int ni_pcidio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { struct nidio96_private *devpriv = dev->private; - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) writel(s->state, devpriv->mite->daq_io_addr + Port_IO(0)); - } + data[1] = readl(devpriv->mite->daq_io_addr + Port_IO(0)); return insn->n; diff --git a/drivers/staging/comedi/drivers/pcl711.c b/drivers/staging/comedi/drivers/pcl711.c index e859f85..53cd1af 100644 --- a/drivers/staging/comedi/drivers/pcl711.c +++ b/drivers/staging/comedi/drivers/pcl711.c @@ -422,19 +422,20 @@ static int pcl711_di_insn_bits(struct comedi_device *dev, return insn->n; } -/* Digital port write - Untested on 8112 */ static int pcl711_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; + unsigned int mask; + + mask = comedi_dio_update_state(s, data); + if (mask) { + if (mask & 0x00ff) + outb(s->state & 0xff, dev->iobase + PCL711_DO_LO); + if (mask & 0xff00) + outb((s->state >> 8), dev->iobase + PCL711_DO_HI); } - if (data[0] & 0x00ff) - outb(s->state & 0xff, dev->iobase + PCL711_DO_LO); - if (data[0] & 0xff00) - outb((s->state >> 8), dev->iobase + PCL711_DO_HI); data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/pcl726.c b/drivers/staging/comedi/drivers/pcl726.c index a4d0bcc..32fb57a 100644 --- a/drivers/staging/comedi/drivers/pcl726.c +++ b/drivers/staging/comedi/drivers/pcl726.c @@ -196,18 +196,19 @@ static int pcl726_di_insn_bits(struct comedi_device *dev, static int pcl726_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { const struct pcl726_board *board = comedi_board(dev); - - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; + unsigned int mask; + + mask = comedi_dio_update_state(s, data); + if (mask) { + if (mask & 0x00ff) + outb(s->state & 0xff, dev->iobase + board->do_lo); + if (mask & 0xff00) + outb((s->state >> 8), dev->iobase + board->do_hi); } - if (data[1] & 0x00ff) - outb(s->state & 0xff, dev->iobase + board->do_lo); - if (data[1] & 0xff00) - outb((s->state >> 8), dev->iobase + board->do_hi); data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/pcl730.c b/drivers/staging/comedi/drivers/pcl730.c index 2a659f2..d041b714 100644 --- a/drivers/staging/comedi/drivers/pcl730.c +++ b/drivers/staging/comedi/drivers/pcl730.c @@ -167,20 +167,17 @@ static int pcl730_do_insn_bits(struct comedi_device *dev, unsigned int *data) { unsigned long reg = (unsigned long)s->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; + unsigned int mask; + mask = comedi_dio_update_state(s, data); if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - if (mask & 0x00ff) outb(s->state & 0xff, dev->iobase + reg); - if ((mask & 0xff00) && (s->n_chan > 8)) + if ((mask & 0xff00) & (s->n_chan > 8)) outb((s->state >> 8) & 0xff, dev->iobase + reg + 1); - if ((mask & 0xff0000) && (s->n_chan > 16)) + if ((mask & 0xff0000) & (s->n_chan > 16)) outb((s->state >> 16) & 0xff, dev->iobase + reg + 2); - if ((mask & 0xff000000) && (s->n_chan > 24)) + if ((mask & 0xff000000) & (s->n_chan > 24)) outb((s->state >> 24) & 0xff, dev->iobase + reg + 3); } diff --git a/drivers/staging/comedi/drivers/pcl812.c b/drivers/staging/comedi/drivers/pcl812.c index 03a098900..2b10a95 100644 --- a/drivers/staging/comedi/drivers/pcl812.c +++ b/drivers/staging/comedi/drivers/pcl812.c @@ -509,19 +509,16 @@ static int pcl812_di_insn_bits(struct comedi_device *dev, return insn->n; } -/* -============================================================================== -*/ static int pcl812_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; + if (comedi_dio_update_state(s, data)) { outb(s->state & 0xff, dev->iobase + PCL812_DO_LO); outb((s->state >> 8), dev->iobase + PCL812_DO_HI); } + data[1] = s->state; return insn->n; diff --git a/drivers/staging/comedi/drivers/pcl818.c b/drivers/staging/comedi/drivers/pcl818.c index a52ba82..33cd4aa 100644 --- a/drivers/staging/comedi/drivers/pcl818.c +++ b/drivers/staging/comedi/drivers/pcl818.c @@ -418,21 +418,15 @@ static int pcl818_di_insn_bits(struct comedi_device *dev, return insn->n; } -/* -============================================================================== - DIGITAL OUTPUT MODE0, 818 cards - - only one sample per call is supported -*/ static int pcl818_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); - - outb(s->state & 0xff, dev->iobase + PCL818_DO_LO); - outb((s->state >> 8), dev->iobase + PCL818_DO_HI); + if (comedi_dio_update_state(s, data)) { + outb(s->state & 0xff, dev->iobase + PCL818_DO_LO); + outb((s->state >> 8), dev->iobase + PCL818_DO_HI); + } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/pcmad.c b/drivers/staging/comedi/drivers/pcmad.c index 423f236..fe482fd 100644 --- a/drivers/staging/comedi/drivers/pcmad.c +++ b/drivers/staging/comedi/drivers/pcmad.c @@ -75,12 +75,6 @@ static int pcmad_ai_wait_for_eoc(struct comedi_device *dev, return -ETIME; } -static bool pcmad_range_is_bipolar(struct comedi_subdevice *s, - unsigned int range) -{ - return s->range_table->range[range].min < 0; -} - static int pcmad_ai_insn_read(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, @@ -106,7 +100,7 @@ static int pcmad_ai_insn_read(struct comedi_device *dev, if (s->maxdata == 0x0fff) val >>= 4; - if (pcmad_range_is_bipolar(s, range)) { + if (comedi_range_is_bipolar(s, range)) { /* munge the two's complement value */ val ^= ((s->maxdata + 1) >> 1); } diff --git a/drivers/staging/comedi/drivers/quatech_daqp_cs.c b/drivers/staging/comedi/drivers/quatech_daqp_cs.c index 9775d36..ece3031 100644 --- a/drivers/staging/comedi/drivers/quatech_daqp_cs.c +++ b/drivers/staging/comedi/drivers/quatech_daqp_cs.c @@ -690,18 +690,12 @@ static int daqp_do_insn_bits(struct comedi_device *dev, unsigned int *data) { struct daqp_private *devpriv = dev->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; if (devpriv->stop) return -EIO; - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - + if (comedi_dio_update_state(s, data)) outb(s->state, dev->iobase + DAQP_DIGITAL_IO); - } data[1] = s->state; diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c index 93c980c..3ec6632 100644 --- a/drivers/staging/comedi/drivers/rtd520.c +++ b/drivers/staging/comedi/drivers/rtd520.c @@ -1217,15 +1217,9 @@ static int rtd_dio_insn_bits(struct comedi_device *dev, unsigned int *data) { struct rtd_private *devpriv = dev->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) writew(s->state & 0xff, devpriv->las0 + LAS0_DIO0); - } data[1] = readw(devpriv->las0 + LAS0_DIO0) & 0xff; diff --git a/drivers/staging/comedi/drivers/rti800.c b/drivers/staging/comedi/drivers/rti800.c index cbb4ba5..e1f3671 100644 --- a/drivers/staging/comedi/drivers/rti800.c +++ b/drivers/staging/comedi/drivers/rti800.c @@ -267,13 +267,7 @@ static int rti800_do_insn_bits(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - + if (comedi_dio_update_state(s, data)) { /* Outputs are inverted... */ outb(s->state ^ 0xff, dev->iobase + RTI800_DO); } diff --git a/drivers/staging/comedi/drivers/s526.c b/drivers/staging/comedi/drivers/s526.c index d629463..9950f59 100644 --- a/drivers/staging/comedi/drivers/s526.c +++ b/drivers/staging/comedi/drivers/s526.c @@ -499,14 +499,11 @@ static int s526_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, static int s526_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; - + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + REG_DIO); - } data[1] = inw(dev->iobase + REG_DIO) & 0xff; diff --git a/drivers/staging/comedi/drivers/s626.c b/drivers/staging/comedi/drivers/s626.c index d22b95d..4eb4e71 100644 --- a/drivers/staging/comedi/drivers/s626.c +++ b/drivers/staging/comedi/drivers/s626.c @@ -1638,19 +1638,10 @@ static int s626_dio_insn_bits(struct comedi_device *dev, unsigned int *data) { unsigned long group = (unsigned long)s->private; - unsigned long mask = data[0]; - unsigned long bits = data[1]; - - if (mask) { - /* Check if requested channels are configured for output */ - if ((s->io_bits & mask) != mask) - return -EIO; - - s->state &= ~mask; - s->state |= (bits & mask); + if (comedi_dio_update_state(s, data)) DEBIwrite(dev, LP_WRDOUT(group), s->state); - } + data[1] = DEBIread(dev, LP_RDDIN(group)); return insn->n; diff --git a/drivers/staging/comedi/drivers/skel.c b/drivers/staging/comedi/drivers/skel.c index 9e96495..daee2f4 100644 --- a/drivers/staging/comedi/drivers/skel.c +++ b/drivers/staging/comedi/drivers/skel.c @@ -332,30 +332,44 @@ static int skel_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, return i; } -/* DIO devices are slightly special. Although it is possible to +/* + * DIO devices are slightly special. Although it is possible to * implement the insn_read/insn_write interface, it is much more * useful to applications if you implement the insn_bits interface. - * This allows packed reading/writing of the DIO channels. The - * comedi core can convert between insn_bits and insn_read/write */ + * This allows packed reading/writing of the DIO channels. The + * comedi core can convert between insn_bits and insn_read/write. + */ static int skel_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - /* The insn data is a mask in data[0] and the new data - * in data[1], each channel cooresponding to a bit. */ - if (data[0]) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; + /* + * The insn data is a mask in data[0] and the new data + * in data[1], each channel cooresponding to a bit. + * + * The core provided comedi_dio_update_state() function can + * be used to handle the internal state update to DIO subdevices + * with <= 32 channels. This function will return '0' if the + * state does not change or the mask of the channels that need + * to be updated. + */ + if (comedi_dio_update_state(s, data)) { /* Write out the new digital output lines */ - /* outw(s->state,dev->iobase + SKEL_DIO); */ + /* outw(s->state, dev->iobase + SKEL_DIO); */ } - /* on return, data[1] contains the value of the digital - * input and output lines. */ - /* data[1]=inw(dev->iobase + SKEL_DIO); */ - /* or we could just return the software copy of the output values if - * it was a purely digital output subdevice */ - /* data[1]=s->state; */ + /* + * On return, data[1] contains the value of the digital + * input and output lines. + */ + /* data[1] = inw(dev->iobase + SKEL_DIO); */ + + /* + * Or we could just return the software copy of the output + * values if it was a purely digital output subdevice. + */ + /* data[1] = s->state; */ return insn->n; } diff --git a/drivers/staging/comedi/drivers/ssv_dnp.c b/drivers/staging/comedi/drivers/ssv_dnp.c index 11758a5..df22a78 100644 --- a/drivers/staging/comedi/drivers/ssv_dnp.c +++ b/drivers/staging/comedi/drivers/ssv_dnp.c @@ -46,51 +46,43 @@ Status: unknown #define PCMR 0xa3 /* Port C Mode Register */ #define PCDR 0xa7 /* Port C Data Register */ -/* ------------------------------------------------------------------------- */ -/* The insn_bits interface allows packed reading/writing of DIO channels. */ -/* The comedi core can convert between insn_bits and insn_read/write, so you */ -/* are able to use these instructions as well. */ -/* ------------------------------------------------------------------------- */ - static int dnp_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - /* The insn data is a mask in data[0] and the new data in data[1], */ - /* each channel cooresponding to a bit. */ - - /* Ports A and B are straight forward: each bit corresponds to an */ - /* output pin with the same order. Port C is different: bits 0...3 */ - /* correspond to bits 4...7 of the output register (PCDR). */ + unsigned int mask; + unsigned int val; - if (data[0]) { + /* + * Ports A and B are straight forward: each bit corresponds to an + * output pin with the same order. Port C is different: bits 0...3 + * correspond to bits 4...7 of the output register (PCDR). + */ + mask = comedi_dio_update_state(s, data); + if (mask) { outb(PADR, CSCIR); - outb((inb(CSCDR) - & ~(u8) (data[0] & 0x0000FF)) - | (u8) (data[1] & 0x0000FF), CSCDR); + outb(s->state & 0xff, CSCDR); outb(PBDR, CSCIR); - outb((inb(CSCDR) - & ~(u8) ((data[0] & 0x00FF00) >> 8)) - | (u8) ((data[1] & 0x00FF00) >> 8), CSCDR); + outb((s->state >> 8) & 0xff, CSCDR); outb(PCDR, CSCIR); - outb((inb(CSCDR) - & ~(u8) ((data[0] & 0x0F0000) >> 12)) - | (u8) ((data[1] & 0x0F0000) >> 12), CSCDR); + val = inb(CSCDR) & 0x0f; + outb(((s->state >> 12) & 0xf0) | val, CSCDR); } - /* on return, data[1] contains the value of the digital input lines. */ outb(PADR, CSCIR); - data[0] = inb(CSCDR); + val = inb(CSCDR); outb(PBDR, CSCIR); - data[0] += inb(CSCDR) << 8; + val |= (inb(CSCDR) << 8); outb(PCDR, CSCIR); - data[0] += ((inb(CSCDR) & 0xF0) << 12); + val |= ((inb(CSCDR) & 0xf0) << 12); - return insn->n; + data[1] = val; + return insn->n; } static int dnp_dio_insn_config(struct comedi_device *dev, diff --git a/drivers/staging/comedi/drivers/usbdux.c b/drivers/staging/comedi/drivers/usbdux.c index 701ad1a..9218d73 100644 --- a/drivers/staging/comedi/drivers/usbdux.c +++ b/drivers/staging/comedi/drivers/usbdux.c @@ -1133,15 +1133,13 @@ static int usbdux_dio_insn_bits(struct comedi_device *dev, { struct usbdux_private *devpriv = dev->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; int ret; down(&devpriv->sem); - s->state &= ~mask; - s->state |= (bits & mask); + comedi_dio_update_state(s, data); + /* Always update the hardware. See the (*insn_config). */ devpriv->dux_commands[1] = s->io_bits; devpriv->dux_commands[2] = s->state; diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c index c47f408..5618e61 100644 --- a/drivers/staging/comedi/drivers/usbduxsigma.c +++ b/drivers/staging/comedi/drivers/usbduxsigma.c @@ -1059,15 +1059,13 @@ static int usbduxsigma_dio_insn_bits(struct comedi_device *dev, unsigned int *data) { struct usbduxsigma_private *devpriv = dev->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; int ret; down(&devpriv->sem); - s->state &= ~mask; - s->state |= (bits & mask); + comedi_dio_update_state(s, data); + /* Always update the hardware. See the (*insn_config). */ devpriv->dux_commands[1] = s->io_bits & 0xff; devpriv->dux_commands[4] = s->state & 0xff; devpriv->dux_commands[2] = (s->io_bits >> 8) & 0xff; diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c index 06efa16..933b01a 100644 --- a/drivers/staging/comedi/drivers/vmk80xx.c +++ b/drivers/staging/comedi/drivers/vmk80xx.c @@ -462,9 +462,10 @@ static int vmk80xx_do_insn_bits(struct comedi_device *dev, unsigned int *data) { struct vmk80xx_private *devpriv = dev->private; - unsigned char *rx_buf, *tx_buf; + unsigned char *rx_buf = devpriv->usb_rx_buf; + unsigned char *tx_buf = devpriv->usb_tx_buf; int reg, cmd; - int retval; + int ret; if (devpriv->model == VMK8061_MODEL) { reg = VMK8061_DO_REG; @@ -476,37 +477,27 @@ static int vmk80xx_do_insn_bits(struct comedi_device *dev, down(&devpriv->limit_sem); - rx_buf = devpriv->usb_rx_buf; - tx_buf = devpriv->usb_tx_buf; - - if (data[0]) { - tx_buf[reg] &= ~data[0]; - tx_buf[reg] |= (data[0] & data[1]); - - retval = vmk80xx_write_packet(dev, cmd); - - if (retval) + if (comedi_dio_update_state(s, data)) { + tx_buf[reg] = s->state; + ret = vmk80xx_write_packet(dev, cmd); + if (ret) goto out; } if (devpriv->model == VMK8061_MODEL) { tx_buf[0] = VMK8061_CMD_RD_DO; - - retval = vmk80xx_read_packet(dev); - - if (!retval) { - data[1] = rx_buf[reg]; - retval = 2; - } + ret = vmk80xx_read_packet(dev); + if (ret) + goto out; + data[1] = rx_buf[reg]; } else { - data[1] = tx_buf[reg]; - retval = 2; + data[1] = s->state; } out: up(&devpriv->limit_sem); - return retval; + return ret ? ret : insn->n; } static int vmk80xx_cnt_insn_read(struct comedi_device *dev, diff --git a/drivers/staging/dgap/dgap_downld.h b/drivers/staging/dgap/dgap_downld.h index f79e65c..271ac19 100644 --- a/drivers/staging/dgap/dgap_downld.h +++ b/drivers/staging/dgap/dgap_downld.h @@ -35,7 +35,7 @@ struct fepimg { int type; /* board type */ int len; /* length of image */ - char fepimage[1]; /* begining of image */ + char fepimage[1]; /* beginning of image */ }; struct downldio { diff --git a/drivers/staging/dgap/dgap_driver.c b/drivers/staging/dgap/dgap_driver.c index 40ef785..a3fa6a8 100644 --- a/drivers/staging/dgap/dgap_driver.c +++ b/drivers/staging/dgap/dgap_driver.c @@ -32,16 +32,12 @@ #include <linux/kernel.h> -#include <linux/version.h> #include <linux/module.h> #include <linux/pci.h> #include <linux/delay.h> /* For udelay */ #include <linux/slab.h> #include <asm/uaccess.h> /* For copy_from_user/copy_to_user */ - -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39) #include <linux/sched.h> -#endif #include "dgap_driver.h" #include "dgap_pci.h" diff --git a/drivers/staging/dgap/dgap_driver.h b/drivers/staging/dgap/dgap_driver.h index b1cf489..4b95385 100644 --- a/drivers/staging/dgap/dgap_driver.h +++ b/drivers/staging/dgap/dgap_driver.h @@ -46,7 +46,7 @@ /* * Driver identification, error and debugging statments * - * In theory, you can change all occurances of "digi" in the next + * In theory, you can change all occurrences of "digi" in the next * three lines, and the driver printk's will all automagically change. * * APR((fmt, args, ...)); Always prints message diff --git a/drivers/staging/dgap/dgap_fep5.h b/drivers/staging/dgap/dgap_fep5.h index 3a12ba5..c9abc40 100644 --- a/drivers/staging/dgap/dgap_fep5.h +++ b/drivers/staging/dgap/dgap_fep5.h @@ -211,7 +211,7 @@ struct bs_t { #define SIFLAG 0xea /* Set UNIX iflags */ #define SFLOWC 0xeb /* Set flow control characters */ #define STLOW 0xec /* Set transmit low water mark */ -#define RPAUSE 0xee /* Pause recieve */ +#define RPAUSE 0xee /* Pause receive */ #define RRESUME 0xef /* Resume receive */ #define CHRESET 0xf0 /* Reset Channel */ #define BUFSETALL 0xf2 /* Set Tx & Rx buffer size avail*/ diff --git a/drivers/staging/dgap/dgap_kcompat.h b/drivers/staging/dgap/dgap_kcompat.h index 8ebf4b7..0dc2404 100644 --- a/drivers/staging/dgap/dgap_kcompat.h +++ b/drivers/staging/dgap/dgap_kcompat.h @@ -28,11 +28,6 @@ #ifndef __DGAP_KCOMPAT_H #define __DGAP_KCOMPAT_H -# ifndef KERNEL_VERSION -# define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) -# endif - - #if !defined(TTY_FLIPBUF_SIZE) # define TTY_FLIPBUF_SIZE 512 #endif @@ -66,28 +61,4 @@ module_param(VAR, long, PERM); \ MODULE_PARM_DESC(VAR, DESC); - - - - -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) - - - - -/* NOTHING YET */ - - - - -# else - - - -# error "this driver does not support anything below the 2.6.27 kernel series." - - - -# endif - #endif /* ! __DGAP_KCOMPAT_H */ diff --git a/drivers/staging/dgap/dgap_parse.c b/drivers/staging/dgap/dgap_parse.c index 5497e6d..ff9d194 100644 --- a/drivers/staging/dgap/dgap_parse.c +++ b/drivers/staging/dgap/dgap_parse.c @@ -904,7 +904,7 @@ int dgap_parsefile(char **in, int Remove) /* * dgap_sindex: much like index(), but it looks for a match of any character in * the group, and returns that position. If the first character is a ^, then - * this will match the first occurence not in that group. + * this will match the first occurrence not in that group. */ static char *dgap_sindex (char *string, char *group) { @@ -1013,8 +1013,10 @@ static void dgap_err(char *s) static struct cnode *dgap_newnode(int t) { struct cnode *n; - if ( (n = (struct cnode *) kmalloc(sizeof(struct cnode ), GFP_ATOMIC) ) != NULL) { - memset( (char *)n, 0, sizeof(struct cnode ) ); + + n = kmalloc(sizeof(struct cnode), GFP_ATOMIC); + if (n != NULL) { + memset((char *)n, 0, sizeof(struct cnode)); n->type = t; } return(n); @@ -1150,7 +1152,7 @@ uint dgap_config_get_altpin(struct board_t *bd) /* * Given a specific type of board, if found, detached link and - * returns the first occurance in the list. + * returns the first occurrence in the list. */ struct cnode *dgap_find_config(int type, int bus, int slot) { diff --git a/drivers/staging/dgap/dgap_sysfs.c b/drivers/staging/dgap/dgap_sysfs.c index 94da06f..7f4ec9a 100644 --- a/drivers/staging/dgap/dgap_sysfs.c +++ b/drivers/staging/dgap/dgap_sysfs.c @@ -395,7 +395,7 @@ static ssize_t dgap_tty_state_show(struct device *d, struct device_attribute *at if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; @@ -420,7 +420,7 @@ static ssize_t dgap_tty_baud_show(struct device *d, struct device_attribute *att if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; @@ -445,7 +445,7 @@ static ssize_t dgap_tty_msignals_show(struct device *d, struct device_attribute if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; @@ -479,7 +479,7 @@ static ssize_t dgap_tty_iflag_show(struct device *d, struct device_attribute *at if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; @@ -504,7 +504,7 @@ static ssize_t dgap_tty_cflag_show(struct device *d, struct device_attribute *at if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; @@ -529,7 +529,7 @@ static ssize_t dgap_tty_oflag_show(struct device *d, struct device_attribute *at if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; @@ -554,7 +554,7 @@ static ssize_t dgap_tty_lflag_show(struct device *d, struct device_attribute *at if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; @@ -579,7 +579,7 @@ static ssize_t dgap_tty_digi_flag_show(struct device *d, struct device_attribute if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; @@ -604,7 +604,7 @@ static ssize_t dgap_tty_rxcount_show(struct device *d, struct device_attribute * if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; @@ -629,7 +629,7 @@ static ssize_t dgap_tty_txcount_show(struct device *d, struct device_attribute * if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; @@ -661,7 +661,7 @@ static ssize_t dgap_tty_name_show(struct device *d, struct device_attribute *att if (!d) return (0); - un = (struct un_t *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un || un->magic != DGAP_UNIT_MAGIC) return (0); ch = un->un_ch; diff --git a/drivers/staging/dgap/dgap_tty.c b/drivers/staging/dgap/dgap_tty.c index b906db3..2b26152 100644 --- a/drivers/staging/dgap/dgap_tty.c +++ b/drivers/staging/dgap/dgap_tty.c @@ -249,7 +249,7 @@ int dgap_tty_register(struct board_t *brd) /* * If we're doing transparent print, we have to do all of the above - * again, seperately so we don't get the LD confused about what major + * again, separately so we don't get the LD confused about what major * we are when we get into the dgap_tty_open() routine. */ brd->PrintDriver = alloc_tty_driver(MAXPORTS); @@ -1069,7 +1069,7 @@ static int dgap_tty_open(struct tty_struct *tty, struct file *file) DGAP_LOCK(brd->bd_lock, lock_flags); - /* The wait above should guarentee this cannot happen */ + /* The wait above should guarantee this cannot happen */ if (brd->state != BOARD_READY) { DGAP_UNLOCK(brd->bd_lock, lock_flags); return -ENXIO; diff --git a/drivers/staging/dgap/digi.h b/drivers/staging/dgap/digi.h index 651e2e5..bcea4f7 100644 --- a/drivers/staging/dgap/digi.h +++ b/drivers/staging/dgap/digi.h @@ -203,9 +203,9 @@ struct shrink_buf_struct { unsigned long shrink_buf_vaddr; /* Virtual address of board */ unsigned long shrink_buf_phys; /* Physical address of board */ unsigned long shrink_buf_bseg; /* Amount of board memory */ - unsigned long shrink_buf_hseg; /* '186 Begining of Dual-Port */ + unsigned long shrink_buf_hseg; /* '186 Beginning of Dual-Port */ - unsigned long shrink_buf_lseg; /* '186 Begining of freed memory */ + unsigned long shrink_buf_lseg; /* '186 Beginning of freed memory */ unsigned long shrink_buf_mseg; /* Linear address from start of dual-port were freed memory begins, host viewpoint. */ diff --git a/drivers/staging/dgap/downld.c b/drivers/staging/dgap/downld.c index 57dfd6b..638c5da 100644 --- a/drivers/staging/dgap/downld.c +++ b/drivers/staging/dgap/downld.c @@ -52,7 +52,7 @@ char *pgm; void myperror(); /* -** This structure is used to keep track of the diferent images available +** This structure is used to keep track of the different images available ** to give to the driver. It is arranged so that the things that are ** constants or that have defaults are first inthe strucutre to simplify ** the table of initializers. @@ -789,7 +789,7 @@ int main(int argc, char **argv) /* ** myperror() ** -** Same as normal perror(), but places the program name at the begining +** Same as normal perror(), but places the program name at the beginning ** of the message. */ void myperror(char *s) diff --git a/drivers/staging/dgnc/dgnc_cls.c b/drivers/staging/dgnc/dgnc_cls.c index 117e158..fa1bb63 100644 --- a/drivers/staging/dgnc/dgnc_cls.c +++ b/drivers/staging/dgnc/dgnc_cls.c @@ -43,7 +43,7 @@ #include "dgnc_tty.h" #include "dgnc_trace.h" -static inline void cls_parse_isr(struct board_t *brd, uint port); +static inline void cls_parse_isr(struct dgnc_board *brd, uint port); static inline void cls_clear_break(struct channel_t *ch, int force); static inline void cls_set_cts_flow_control(struct channel_t *ch); static inline void cls_set_rts_flow_control(struct channel_t *ch); @@ -53,7 +53,7 @@ static inline void cls_set_no_output_flow_control(struct channel_t *ch); static inline void cls_set_no_input_flow_control(struct channel_t *ch); static void cls_parse_modem(struct channel_t *ch, uchar signals); static void cls_tasklet(unsigned long data); -static void cls_vpd(struct board_t *brd); +static void cls_vpd(struct dgnc_board *brd); static void cls_uart_init(struct channel_t *ch); static void cls_uart_off(struct channel_t *ch); static int cls_drain(struct tty_struct *tty, uint seconds); @@ -393,7 +393,7 @@ static inline void cls_clear_break(struct channel_t *ch, int force) /* Parse the ISR register for the specific port */ -static inline void cls_parse_isr(struct board_t *brd, uint port) +static inline void cls_parse_isr(struct dgnc_board *brd, uint port) { struct channel_t *ch; uchar isr = 0; @@ -477,7 +477,7 @@ static void cls_param(struct tty_struct *tty) uchar uart_ier = 0; uint baud = 9600; int quot = 0; - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; @@ -725,7 +725,7 @@ static void cls_param(struct tty_struct *tty) */ static void cls_tasklet(unsigned long data) { - struct board_t *bd = (struct board_t *) data; + struct dgnc_board *bd = (struct dgnc_board *) data; struct channel_t *ch; ulong lock_flags; int i; @@ -802,7 +802,7 @@ static void cls_tasklet(unsigned long data) */ static irqreturn_t cls_intr(int irq, void *voidbrd) { - struct board_t *brd = (struct board_t *) voidbrd; + struct dgnc_board *brd = (struct dgnc_board *) voidbrd; uint i = 0; uchar poll_reg; unsigned long lock_flags; @@ -976,17 +976,17 @@ static int cls_drain(struct tty_struct *tty, uint seconds) int rc = 0; if (!tty || tty->magic != TTY_MAGIC) { - return (-ENXIO); + return -ENXIO; } un = (struct un_t *) tty->driver_data; if (!un || un->magic != DGNC_UNIT_MAGIC) { - return (-ENXIO); + return -ENXIO; } ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) { - return (-ENXIO); + return -ENXIO; } DGNC_LOCK(ch->ch_lock, lock_flags); @@ -1002,7 +1002,7 @@ static int cls_drain(struct tty_struct *tty, uint seconds) if (rc) DPR_IOCTL(("%d Drain - User ctrl c'ed\n", __LINE__)); - return (rc); + return rc; } @@ -1378,7 +1378,7 @@ static void cls_send_immediate_char(struct channel_t *ch, unsigned char c) writeb(c, &ch->ch_cls_uart->txrx); } -static void cls_vpd(struct board_t *brd) +static void cls_vpd(struct dgnc_board *brd) { ulong vpdbase; /* Start of io base of the card */ u8 __iomem *re_map_vpdbase;/* Remapped memory of the card */ diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c index 71d2b83..1318a70 100644 --- a/drivers/staging/dgnc/dgnc_driver.c +++ b/drivers/staging/dgnc/dgnc_driver.c @@ -71,16 +71,16 @@ PARM_INT(trcbuf_size, 0x100000, 0644, "Debugging trace buffer size."); * */ static int dgnc_start(void); -static int dgnc_finalize_board_init(struct board_t *brd); +static int dgnc_finalize_board_init(struct dgnc_board *brd); static void dgnc_init_globals(void); static int dgnc_found_board(struct pci_dev *pdev, int id); -static void dgnc_cleanup_board(struct board_t *brd); +static void dgnc_cleanup_board(struct dgnc_board *brd); static void dgnc_poll_handler(ulong dummy); static int dgnc_init_pci(void); static int dgnc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent); static void dgnc_remove_one(struct pci_dev *dev); static int dgnc_probe1(struct pci_dev *pdev, int card_type); -static void dgnc_do_remap(struct board_t *brd); +static void dgnc_do_remap(struct dgnc_board *brd); /* Driver load/unload functions */ int dgnc_init_module(void); @@ -106,7 +106,7 @@ static struct file_operations dgnc_BoardFops = * Globals */ uint dgnc_NumBoards; -struct board_t *dgnc_Board[MAXBOARDS]; +struct dgnc_board *dgnc_Board[MAXBOARDS]; DEFINE_SPINLOCK(dgnc_global_lock); int dgnc_driver_state = DRIVER_INITIALIZED; ulong dgnc_poll_counter; @@ -225,7 +225,7 @@ int dgnc_init_module(void) rc = dgnc_start(); if (rc < 0) { - return(rc); + return rc; } /* @@ -250,7 +250,7 @@ int dgnc_init_module(void) } DPR_INIT(("Finished init_module. Returning %d\n", rc)); - return (rc); + return rc; } @@ -286,7 +286,7 @@ static int dgnc_start(void) if (rc <= 0) { APR(("Can't register dgnc driver device (%d)\n", rc)); rc = -ENXIO; - return(rc); + return rc; } dgnc_Major = rc; @@ -311,7 +311,7 @@ static int dgnc_start(void) if (rc < 0) { APR(("tty preinit - not enough memory (%d)\n", rc)); - return(rc); + return rc; } /* Start the poller */ @@ -328,7 +328,7 @@ static int dgnc_start(void) dgnc_driver_state = DRIVER_READY; } - return(rc); + return rc; } /* @@ -418,7 +418,7 @@ void dgnc_cleanup_module(void) * * Free all the memory associated with a board */ -static void dgnc_cleanup_board(struct board_t *brd) +static void dgnc_cleanup_board(struct dgnc_board *brd) { int i = 0; @@ -491,7 +491,7 @@ static void dgnc_cleanup_board(struct board_t *brd) */ static int dgnc_found_board(struct pci_dev *pdev, int id) { - struct board_t *brd; + struct dgnc_board *brd; unsigned int pci_irq; int i = 0; int rc = 0; @@ -499,10 +499,10 @@ static int dgnc_found_board(struct pci_dev *pdev, int id) /* get the board structure and prep it */ brd = dgnc_Board[dgnc_NumBoards] = - (struct board_t *) kzalloc(sizeof(struct board_t), GFP_KERNEL); + (struct dgnc_board *) kzalloc(sizeof(struct dgnc_board), GFP_KERNEL); if (!brd) { APR(("memory allocation for board structure failed\n")); - return(-ENOMEM); + return -ENOMEM; } /* make a temporary message buffer for the boot messages */ @@ -511,7 +511,7 @@ static int dgnc_found_board(struct pci_dev *pdev, int id) if (!brd->msgbuf) { kfree(brd); APR(("memory allocation for board msgbuf failed\n")); - return(-ENOMEM); + return -ENOMEM; } /* store the info for the board we've found */ @@ -663,7 +663,7 @@ static int dgnc_found_board(struct pci_dev *pdev, int id) default: APR(("Did not find any compatible Neo or Classic PCI boards in system.\n")); - return (-ENXIO); + return -ENXIO; } @@ -725,22 +725,22 @@ static int dgnc_found_board(struct pci_dev *pdev, int id) wake_up_interruptible(&brd->state_wait); - return(0); + return 0; failed: - return (-ENXIO); + return -ENXIO; } -static int dgnc_finalize_board_init(struct board_t *brd) { +static int dgnc_finalize_board_init(struct dgnc_board *brd) { int rc = 0; DPR_INIT(("dgnc_finalize_board_init() - start\n")); if (!brd || brd->magic != DGNC_BOARD_MAGIC) - return(-ENODEV); + return -ENODEV; DPR_INIT(("dgnc_finalize_board_init() - start #2\n")); @@ -756,13 +756,13 @@ static int dgnc_finalize_board_init(struct board_t *brd) { DPR_INIT(("Requested and received usage of IRQ %d\n", brd->irq)); } } - return(rc); + return rc; } /* * Remap PCI memory. */ -static void dgnc_do_remap(struct board_t *brd) +static void dgnc_do_remap(struct dgnc_board *brd) { if (!brd || brd->magic != DGNC_BOARD_MAGIC) @@ -802,7 +802,7 @@ static void dgnc_do_remap(struct board_t *brd) static void dgnc_poll_handler(ulong dummy) { - struct board_t *brd; + struct dgnc_board *brd; unsigned long lock_flags; int i; unsigned long new_time; @@ -900,7 +900,7 @@ int dgnc_ms_sleep(ulong ms) { current->state = TASK_INTERRUPTIBLE; schedule_timeout((ms * HZ) / 1000); - return (signal_pending(current)); + return signal_pending(current); } @@ -912,47 +912,47 @@ char *dgnc_ioctl_name(int cmd) { switch(cmd) { - case TCGETA: return("TCGETA"); - case TCGETS: return("TCGETS"); - case TCSETA: return("TCSETA"); - case TCSETS: return("TCSETS"); - case TCSETAW: return("TCSETAW"); - case TCSETSW: return("TCSETSW"); - case TCSETAF: return("TCSETAF"); - case TCSETSF: return("TCSETSF"); - case TCSBRK: return("TCSBRK"); - case TCXONC: return("TCXONC"); - case TCFLSH: return("TCFLSH"); - case TIOCGSID: return("TIOCGSID"); - - case TIOCGETD: return("TIOCGETD"); - case TIOCSETD: return("TIOCSETD"); - case TIOCGWINSZ: return("TIOCGWINSZ"); - case TIOCSWINSZ: return("TIOCSWINSZ"); - - case TIOCMGET: return("TIOCMGET"); - case TIOCMSET: return("TIOCMSET"); - case TIOCMBIS: return("TIOCMBIS"); - case TIOCMBIC: return("TIOCMBIC"); + case TCGETA: return "TCGETA"; + case TCGETS: return "TCGETS"; + case TCSETA: return "TCSETA"; + case TCSETS: return "TCSETS"; + case TCSETAW: return "TCSETAW"; + case TCSETSW: return "TCSETSW"; + case TCSETAF: return "TCSETAF"; + case TCSETSF: return "TCSETSF"; + case TCSBRK: return "TCSBRK"; + case TCXONC: return "TCXONC"; + case TCFLSH: return "TCFLSH"; + case TIOCGSID: return "TIOCGSID"; + + case TIOCGETD: return "TIOCGETD"; + case TIOCSETD: return "TIOCSETD"; + case TIOCGWINSZ: return "TIOCGWINSZ"; + case TIOCSWINSZ: return "TIOCSWINSZ"; + + case TIOCMGET: return "TIOCMGET"; + case TIOCMSET: return "TIOCMSET"; + case TIOCMBIS: return "TIOCMBIS"; + case TIOCMBIC: return "TIOCMBIC"; /* from digi.h */ - case DIGI_SETA: return("DIGI_SETA"); - case DIGI_SETAW: return("DIGI_SETAW"); - case DIGI_SETAF: return("DIGI_SETAF"); - case DIGI_SETFLOW: return("DIGI_SETFLOW"); - case DIGI_SETAFLOW: return("DIGI_SETAFLOW"); - case DIGI_GETFLOW: return("DIGI_GETFLOW"); - case DIGI_GETAFLOW: return("DIGI_GETAFLOW"); - case DIGI_GETA: return("DIGI_GETA"); - case DIGI_GEDELAY: return("DIGI_GEDELAY"); - case DIGI_SEDELAY: return("DIGI_SEDELAY"); - case DIGI_GETCUSTOMBAUD: return("DIGI_GETCUSTOMBAUD"); - case DIGI_SETCUSTOMBAUD: return("DIGI_SETCUSTOMBAUD"); - case TIOCMODG: return("TIOCMODG"); - case TIOCMODS: return("TIOCMODS"); - case TIOCSDTR: return("TIOCSDTR"); - case TIOCCDTR: return("TIOCCDTR"); - - default: return("unknown"); + case DIGI_SETA: return "DIGI_SETA"; + case DIGI_SETAW: return "DIGI_SETAW"; + case DIGI_SETAF: return "DIGI_SETAF"; + case DIGI_SETFLOW: return "DIGI_SETFLOW"; + case DIGI_SETAFLOW: return "DIGI_SETAFLOW"; + case DIGI_GETFLOW: return "DIGI_GETFLOW"; + case DIGI_GETAFLOW: return "DIGI_GETAFLOW"; + case DIGI_GETA: return "DIGI_GETA"; + case DIGI_GEDELAY: return "DIGI_GEDELAY"; + case DIGI_SEDELAY: return "DIGI_SEDELAY"; + case DIGI_GETCUSTOMBAUD: return "DIGI_GETCUSTOMBAUD"; + case DIGI_SETCUSTOMBAUD: return "DIGI_SETCUSTOMBAUD"; + case TIOCMODG: return "TIOCMODG"; + case TIOCMODS: return "TIOCMODS"; + case TIOCSDTR: return "TIOCSDTR"; + case TIOCCDTR: return "TIOCCDTR"; + + default: return "unknown"; } } diff --git a/drivers/staging/dgnc/dgnc_driver.h b/drivers/staging/dgnc/dgnc_driver.h index 218b15d..3519b80 100644 --- a/drivers/staging/dgnc/dgnc_driver.h +++ b/drivers/staging/dgnc/dgnc_driver.h @@ -45,7 +45,7 @@ /* * Driver identification, error and debugging statments * - * In theory, you can change all occurances of "digi" in the next + * In theory, you can change all occurrences of "digi" in the next * three lines, and the driver printk's will all automagically change. * * APR((fmt, args, ...)); Always prints message @@ -246,7 +246,7 @@ enum { * *************************************************************************/ -struct board_t; +struct dgnc_board; struct channel_t; /************************************************************************ @@ -259,7 +259,7 @@ struct board_ops { void (*uart_off) (struct channel_t *ch); int (*drain) (struct tty_struct *tty, uint seconds); void (*param) (struct tty_struct *tty); - void (*vpd) (struct board_t *brd); + void (*vpd) (struct dgnc_board *brd); void (*assert_modem_signals) (struct channel_t *ch); void (*flush_uart_write) (struct channel_t *ch); void (*flush_uart_read) (struct channel_t *ch); @@ -282,7 +282,7 @@ struct board_ops { /* * Per-board information */ -struct board_t { +struct dgnc_board { int magic; /* Board Magic number. */ int boardnum; /* Board number: 0-32 */ @@ -449,7 +449,7 @@ struct un_t { ************************************************************************/ struct channel_t { int magic; /* Channel Magic Number */ - struct board_t *ch_bd; /* Board structure pointer */ + struct dgnc_board *ch_bd; /* Board structure pointer */ struct digi_t ch_digi; /* Transparent Print structure */ struct un_t ch_tun; /* Terminal unit info */ struct un_t ch_pun; /* Printer unit info */ @@ -555,7 +555,7 @@ extern int dgnc_poll_tick; /* Poll interval - 20 ms */ extern int dgnc_trcbuf_size; /* Size of the ringbuffer */ extern spinlock_t dgnc_global_lock; /* Driver global spinlock */ extern uint dgnc_NumBoards; /* Total number of boards */ -extern struct board_t *dgnc_Board[MAXBOARDS]; /* Array of board structs */ +extern struct dgnc_board *dgnc_Board[MAXBOARDS]; /* Array of board structs */ extern ulong dgnc_poll_counter; /* Times the poller has run */ extern char *dgnc_state_text[]; /* Array of state text */ extern char *dgnc_driver_state_text[];/* Array of driver state text */ diff --git a/drivers/staging/dgnc/dgnc_mgmt.c b/drivers/staging/dgnc/dgnc_mgmt.c index c4629d7..bb39f5d 100644 --- a/drivers/staging/dgnc/dgnc_mgmt.c +++ b/drivers/staging/dgnc/dgnc_mgmt.c @@ -74,13 +74,13 @@ int dgnc_mgmt_open(struct inode *inode, struct file *file) /* Only allow 1 open at a time on mgmt device */ if (dgnc_mgmt_in_use[minor]) { DGNC_UNLOCK(dgnc_global_lock, lock_flags); - return (-EBUSY); + return -EBUSY; } dgnc_mgmt_in_use[minor]++; } else { DGNC_UNLOCK(dgnc_global_lock, lock_flags); - return (-ENXIO); + return -ENXIO; } DGNC_UNLOCK(dgnc_global_lock, lock_flags); @@ -154,7 +154,7 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) ddi.dinfo_nboards, ddi.dinfo_version)); if (copy_to_user(uarg, &ddi, sizeof (ddi))) - return(-EFAULT); + return -EFAULT; break; } @@ -166,13 +166,13 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) struct digi_info di; if (copy_from_user(&brd, uarg, sizeof(int))) { - return(-EFAULT); + return -EFAULT; } DPR_MGMT(("DIGI_GETBD asking about board: %d\n", brd)); if ((brd < 0) || (brd > dgnc_NumBoards) || (dgnc_NumBoards == 0)) - return (-ENODEV); + return -ENODEV; memset(&di, 0, sizeof(di)); @@ -196,7 +196,7 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) di.info_bdtype, di.info_bdstate, di.info_nports, di.info_physsize)); if (copy_to_user(uarg, &di, sizeof (di))) - return (-EFAULT); + return -EFAULT; break; } @@ -210,7 +210,7 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) uint channel = 0; if (copy_from_user(&ni, uarg, sizeof(struct ni_info))) { - return(-EFAULT); + return -EFAULT; } DPR_MGMT(("DIGI_GETBD asking about board: %d channel: %d\n", @@ -221,16 +221,16 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) /* Verify boundaries on board */ if ((board < 0) || (board > dgnc_NumBoards) || (dgnc_NumBoards == 0)) - return (-ENODEV); + return -ENODEV; /* Verify boundaries on channel */ if ((channel < 0) || (channel > dgnc_Board[board]->nasync)) - return (-ENODEV); + return -ENODEV; ch = dgnc_Board[board]->channels[channel]; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (-ENODEV); + return -ENODEV; memset(&ni, 0, sizeof(ni)); ni.board = board; @@ -291,7 +291,7 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) DGNC_UNLOCK(ch->ch_lock, lock_flags); if (copy_to_user(uarg, &ni, sizeof(ni))) - return (-EFAULT); + return -EFAULT; break; } diff --git a/drivers/staging/dgnc/dgnc_neo.c b/drivers/staging/dgnc/dgnc_neo.c index 8b9e09a..0e2a5e1 100644 --- a/drivers/staging/dgnc/dgnc_neo.c +++ b/drivers/staging/dgnc/dgnc_neo.c @@ -43,8 +43,8 @@ #include "dgnc_tty.h" #include "dgnc_trace.h" -static inline void neo_parse_lsr(struct board_t *brd, uint port); -static inline void neo_parse_isr(struct board_t *brd, uint port); +static inline void neo_parse_lsr(struct dgnc_board *brd, uint port); +static inline void neo_parse_isr(struct dgnc_board *brd, uint port); static void neo_copy_data_from_uart_to_queue(struct channel_t *ch); static inline void neo_clear_break(struct channel_t *ch, int force); static inline void neo_set_cts_flow_control(struct channel_t *ch); @@ -56,7 +56,7 @@ static inline void neo_set_no_input_flow_control(struct channel_t *ch); static inline void neo_set_new_start_stop_chars(struct channel_t *ch); static void neo_parse_modem(struct channel_t *ch, uchar signals); static void neo_tasklet(unsigned long data); -static void neo_vpd(struct board_t *brd); +static void neo_vpd(struct dgnc_board *brd); static void neo_uart_init(struct channel_t *ch); static void neo_uart_off(struct channel_t *ch); static int neo_drain(struct tty_struct *tty, uint seconds); @@ -107,7 +107,7 @@ static uint dgnc_offset_table[8] = { 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0 * In this case, we are reading the DVID (Read-only Device Identification) * value of the Neo card. */ -static inline void neo_pci_posting_flush(struct board_t *bd) +static inline void neo_pci_posting_flush(struct dgnc_board *bd) { readb(bd->re_map_membase + 0x8D); } @@ -411,7 +411,7 @@ static inline void neo_clear_break(struct channel_t *ch, int force) /* * Parse the ISR register. */ -static inline void neo_parse_isr(struct board_t *brd, uint port) +static inline void neo_parse_isr(struct dgnc_board *brd, uint port) { struct channel_t *ch; uchar isr; @@ -538,7 +538,7 @@ static inline void neo_parse_isr(struct board_t *brd, uint port) } -static inline void neo_parse_lsr(struct board_t *brd, uint port) +static inline void neo_parse_lsr(struct dgnc_board *brd, uint port) { struct channel_t *ch; int linestatus; @@ -650,7 +650,7 @@ static void neo_param(struct tty_struct *tty) uchar uart_ier = 0; uint baud = 9600; int quot = 0; - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; @@ -911,7 +911,7 @@ static void neo_param(struct tty_struct *tty) */ static void neo_tasklet(unsigned long data) { - struct board_t *bd = (struct board_t *) data; + struct dgnc_board *bd = (struct dgnc_board *) data; struct channel_t *ch; ulong lock_flags; int i; @@ -994,7 +994,7 @@ static void neo_tasklet(unsigned long data) */ static irqreturn_t neo_intr(int irq, void *voidbrd) { - struct board_t *brd = (struct board_t *) voidbrd; + struct dgnc_board *brd = (struct dgnc_board *) voidbrd; struct channel_t *ch; int port = 0; int type = 0; @@ -1111,7 +1111,7 @@ static irqreturn_t neo_intr(int irq, void *voidbrd) * Why would I check EVERY possibility of type of * interrupt, when we know its TXRDY??? * Becuz for some reason, even tho we got triggered for TXRDY, - * it seems to be occassionally wrong. Instead of TX, which + * it seems to be occasionally wrong. Instead of TX, which * it should be, I was getting things like RXDY too. Weird. */ neo_parse_isr(brd, port); @@ -1404,17 +1404,17 @@ static int neo_drain(struct tty_struct *tty, uint seconds) int rc = 0; if (!tty || tty->magic != TTY_MAGIC) { - return (-ENXIO); + return -ENXIO; } un = (struct un_t *) tty->driver_data; if (!un || un->magic != DGNC_UNIT_MAGIC) { - return (-ENXIO); + return -ENXIO; } ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) { - return (-ENXIO); + return -ENXIO; } DPR_IOCTL(("%d Drain wait started.\n", __LINE__)); @@ -1439,7 +1439,7 @@ static int neo_drain(struct tty_struct *tty, uint seconds) DPR_IOCTL(("%d Drain wait finished.\n", __LINE__)); } - return (rc); + return rc; } @@ -1939,7 +1939,7 @@ static unsigned int neo_read_eeprom(unsigned char __iomem *base, unsigned int ad } -static void neo_vpd(struct board_t *brd) +static void neo_vpd(struct dgnc_board *brd) { unsigned int i = 0; unsigned int a; diff --git a/drivers/staging/dgnc/dgnc_neo.h b/drivers/staging/dgnc/dgnc_neo.h index 7ec5710..1a4abb1 100644 --- a/drivers/staging/dgnc/dgnc_neo.h +++ b/drivers/staging/dgnc/dgnc_neo.h @@ -47,7 +47,7 @@ struct neo_uart_struct { u8 fctr; /* WR FCTR - Feature Control Reg */ u8 efr; /* WR EFR - Enhanced Function Reg */ u8 tfifo; /* WR TXCNT/TXTRG - Transmit FIFO Reg */ - u8 rfifo; /* WR RXCNT/RXTRG - Recieve FIFO Reg */ + u8 rfifo; /* WR RXCNT/RXTRG - Receive FIFO Reg */ u8 xoffchar1; /* WR XOFF 1 - XOff Character 1 Reg */ u8 xoffchar2; /* WR XOFF 2 - XOff Character 2 Reg */ u8 xonchar1; /* WR XON 1 - Xon Character 1 Reg */ diff --git a/drivers/staging/dgnc/dgnc_sysfs.c b/drivers/staging/dgnc/dgnc_sysfs.c index 0ea6c80..5834e0c 100644 --- a/drivers/staging/dgnc/dgnc_sysfs.c +++ b/drivers/staging/dgnc/dgnc_sysfs.c @@ -152,19 +152,19 @@ void dgnc_remove_driver_sysfiles(struct pci_driver *dgnc_driver) #define DGNC_VERIFY_BOARD(p, bd) \ if (!p) \ - return (0); \ + return 0; \ \ bd = dev_get_drvdata(p); \ if (!bd || bd->magic != DGNC_BOARD_MAGIC) \ - return (0); \ + return 0; \ if (bd->state != BOARD_READY) \ - return (0); \ + return 0; \ static ssize_t dgnc_vpd_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -184,7 +184,7 @@ static DEVICE_ATTR(vpd, S_IRUSR, dgnc_vpd_show, NULL); static ssize_t dgnc_serial_number_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; DGNC_VERIFY_BOARD(p, bd); @@ -201,7 +201,7 @@ static DEVICE_ATTR(serial_number, S_IRUSR, dgnc_serial_number_show, NULL); static ssize_t dgnc_ports_state_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -219,7 +219,7 @@ static DEVICE_ATTR(ports_state, S_IRUSR, dgnc_ports_state_show, NULL); static ssize_t dgnc_ports_baud_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -236,7 +236,7 @@ static DEVICE_ATTR(ports_baud, S_IRUSR, dgnc_ports_baud_show, NULL); static ssize_t dgnc_ports_msignals_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -264,7 +264,7 @@ static DEVICE_ATTR(ports_msignals, S_IRUSR, dgnc_ports_msignals_show, NULL); static ssize_t dgnc_ports_iflag_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -281,7 +281,7 @@ static DEVICE_ATTR(ports_iflag, S_IRUSR, dgnc_ports_iflag_show, NULL); static ssize_t dgnc_ports_cflag_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -298,7 +298,7 @@ static DEVICE_ATTR(ports_cflag, S_IRUSR, dgnc_ports_cflag_show, NULL); static ssize_t dgnc_ports_oflag_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -315,7 +315,7 @@ static DEVICE_ATTR(ports_oflag, S_IRUSR, dgnc_ports_oflag_show, NULL); static ssize_t dgnc_ports_lflag_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -332,7 +332,7 @@ static DEVICE_ATTR(ports_lflag, S_IRUSR, dgnc_ports_lflag_show, NULL); static ssize_t dgnc_ports_digi_flag_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -349,7 +349,7 @@ static DEVICE_ATTR(ports_digi_flag, S_IRUSR, dgnc_ports_digi_flag_show, NULL); static ssize_t dgnc_ports_rxcount_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -366,7 +366,7 @@ static DEVICE_ATTR(ports_rxcount, S_IRUSR, dgnc_ports_rxcount_show, NULL); static ssize_t dgnc_ports_txcount_show(struct device *p, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; int count = 0; int i = 0; @@ -384,7 +384,7 @@ static DEVICE_ATTR(ports_txcount, S_IRUSR, dgnc_ports_txcount_show, NULL); /* this function creates the sys files that will export each signal status * to sysfs each value will be put in a separate filename */ -void dgnc_create_ports_sysfiles(struct board_t *bd) +void dgnc_create_ports_sysfiles(struct dgnc_board *bd) { int rc = 0; @@ -408,7 +408,7 @@ void dgnc_create_ports_sysfiles(struct board_t *bd) /* removes all the sys files created for that port */ -void dgnc_remove_ports_sysfiles(struct board_t *bd) +void dgnc_remove_ports_sysfiles(struct dgnc_board *bd) { device_remove_file(&(bd->pdev->dev), &dev_attr_ports_state); device_remove_file(&(bd->pdev->dev), &dev_attr_ports_baud); @@ -427,23 +427,23 @@ void dgnc_remove_ports_sysfiles(struct board_t *bd) static ssize_t dgnc_tty_state_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; return snprintf(buf, PAGE_SIZE, "%s", un->un_open_count ? "Open" : "Closed"); } @@ -452,23 +452,23 @@ static DEVICE_ATTR(state, S_IRUSR, dgnc_tty_state_show, NULL); static ssize_t dgnc_tty_baud_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; return snprintf(buf, PAGE_SIZE, "%d\n", ch->ch_old_baud); } @@ -477,23 +477,23 @@ static DEVICE_ATTR(baud, S_IRUSR, dgnc_tty_baud_show, NULL); static ssize_t dgnc_tty_msignals_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; if (ch->ch_open_count) { return snprintf(buf, PAGE_SIZE, "%s %s %s %s %s %s\n", @@ -511,23 +511,23 @@ static DEVICE_ATTR(msignals, S_IRUSR, dgnc_tty_msignals_show, NULL); static ssize_t dgnc_tty_iflag_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; return snprintf(buf, PAGE_SIZE, "%x\n", ch->ch_c_iflag); } @@ -536,23 +536,23 @@ static DEVICE_ATTR(iflag, S_IRUSR, dgnc_tty_iflag_show, NULL); static ssize_t dgnc_tty_cflag_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; return snprintf(buf, PAGE_SIZE, "%x\n", ch->ch_c_cflag); } @@ -561,23 +561,23 @@ static DEVICE_ATTR(cflag, S_IRUSR, dgnc_tty_cflag_show, NULL); static ssize_t dgnc_tty_oflag_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; return snprintf(buf, PAGE_SIZE, "%x\n", ch->ch_c_oflag); } @@ -586,23 +586,23 @@ static DEVICE_ATTR(oflag, S_IRUSR, dgnc_tty_oflag_show, NULL); static ssize_t dgnc_tty_lflag_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; return snprintf(buf, PAGE_SIZE, "%x\n", ch->ch_c_lflag); } @@ -611,23 +611,23 @@ static DEVICE_ATTR(lflag, S_IRUSR, dgnc_tty_lflag_show, NULL); static ssize_t dgnc_tty_digi_flag_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; return snprintf(buf, PAGE_SIZE, "%x\n", ch->ch_digi.digi_flags); } @@ -636,23 +636,23 @@ static DEVICE_ATTR(digi_flag, S_IRUSR, dgnc_tty_digi_flag_show, NULL); static ssize_t dgnc_tty_rxcount_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; return snprintf(buf, PAGE_SIZE, "%ld\n", ch->ch_rxcount); } @@ -661,23 +661,23 @@ static DEVICE_ATTR(rxcount, S_IRUSR, dgnc_tty_rxcount_show, NULL); static ssize_t dgnc_tty_txcount_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; return snprintf(buf, PAGE_SIZE, "%ld\n", ch->ch_txcount); } @@ -686,23 +686,23 @@ static DEVICE_ATTR(txcount, S_IRUSR, dgnc_tty_txcount_show, NULL); static ssize_t dgnc_tty_name_show(struct device *d, struct device_attribute *attr, char *buf) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; if (!d) - return (0); + return 0; un = (struct un_t *) dev_get_drvdata(d); if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (0); + return 0; if (bd->state != BOARD_READY) - return (0); + return 0; return snprintf(buf, PAGE_SIZE, "%sn%d%c\n", (un->un_type == DGNC_PRINT) ? "pr" : "tty", diff --git a/drivers/staging/dgnc/dgnc_sysfs.h b/drivers/staging/dgnc/dgnc_sysfs.h index 4b87ce1..68c0de5 100644 --- a/drivers/staging/dgnc/dgnc_sysfs.h +++ b/drivers/staging/dgnc/dgnc_sysfs.h @@ -26,14 +26,14 @@ #include <linux/device.h> -struct board_t; +struct dgnc_board; struct channel_t; struct un_t; struct pci_driver; struct class_device; -extern void dgnc_create_ports_sysfiles(struct board_t *bd); -extern void dgnc_remove_ports_sysfiles(struct board_t *bd); +extern void dgnc_create_ports_sysfiles(struct dgnc_board *bd); +extern void dgnc_remove_ports_sysfiles(struct dgnc_board *bd); extern void dgnc_create_driver_sysfiles(struct pci_driver *); extern void dgnc_remove_driver_sysfiles(struct pci_driver *); diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c index a7bb6bc..6906e98 100644 --- a/drivers/staging/dgnc/dgnc_tty.c +++ b/drivers/staging/dgnc/dgnc_tty.c @@ -69,7 +69,7 @@ /* * internal variables */ -static struct board_t *dgnc_BoardsByMajor[256]; +static struct dgnc_board *dgnc_BoardsByMajor[256]; static uchar *dgnc_TmpWriteBuf = NULL; static DECLARE_MUTEX(dgnc_TmpWriteSem); @@ -190,10 +190,10 @@ int dgnc_tty_preinit(void) if (!dgnc_TmpWriteBuf) { DPR_INIT(("unable to allocate tmp write buf")); - return (-ENOMEM); + return -ENOMEM; } - return(0); + return 0; } @@ -202,7 +202,7 @@ int dgnc_tty_preinit(void) * * Init the tty subsystem for this board. */ -int dgnc_tty_register(struct board_t *brd) +int dgnc_tty_register(struct dgnc_board *brd) { int rc = 0; @@ -232,7 +232,7 @@ int dgnc_tty_register(struct board_t *brd) */ brd->SerialDriver.ttys = kzalloc(brd->maxports * sizeof(struct tty_struct *), GFP_KERNEL); if (!brd->SerialDriver.ttys) - return(-ENOMEM); + return -ENOMEM; #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28) brd->SerialDriver.refcount = brd->TtyRefCnt; @@ -242,12 +242,12 @@ int dgnc_tty_register(struct board_t *brd) brd->SerialDriver.termios = kzalloc(brd->maxports * sizeof(struct ktermios *), GFP_KERNEL); if (!brd->SerialDriver.termios) - return(-ENOMEM); + return -ENOMEM; #if LINUX_VERSION_CODE < KERNEL_VERSION(3,0,0) brd->SerialDriver.termios_locked = kzalloc(brd->maxports * sizeof(struct ktermios *), GFP_KERNEL); if (!brd->SerialDriver.termios_locked) - return(-ENOMEM); + return -ENOMEM; #endif /* * Entry points for driver. Called by the kernel from @@ -260,14 +260,14 @@ int dgnc_tty_register(struct board_t *brd) rc = tty_register_driver(&brd->SerialDriver); if (rc < 0) { APR(("Can't register tty device (%d)\n", rc)); - return(rc); + return rc; } brd->dgnc_Major_Serial_Registered = TRUE; } /* * If we're doing transparent print, we have to do all of the above - * again, seperately so we don't get the LD confused about what major + * again, separately so we don't get the LD confused about what major * we are when we get into the dgnc_tty_open() routine. */ brd->PrintDriver.magic = TTY_DRIVER_MAGIC; @@ -286,12 +286,12 @@ int dgnc_tty_register(struct board_t *brd) /* * The kernel wants space to store pointers to - * tty_struct's and termios's. Must be seperate from + * tty_struct's and termios's. Must be separated from * the Serial Driver so we don't get confused */ brd->PrintDriver.ttys = kzalloc(brd->maxports * sizeof(struct tty_struct *), GFP_KERNEL); if (!brd->PrintDriver.ttys) - return(-ENOMEM); + return -ENOMEM; #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28) brd->PrintDriver.refcount = brd->TtyRefCnt; @@ -301,12 +301,12 @@ int dgnc_tty_register(struct board_t *brd) brd->PrintDriver.termios = kzalloc(brd->maxports * sizeof(struct ktermios *), GFP_KERNEL); if (!brd->PrintDriver.termios) - return(-ENOMEM); + return -ENOMEM; #if LINUX_VERSION_CODE < KERNEL_VERSION(3,0,0) brd->PrintDriver.termios_locked = kzalloc(brd->maxports * sizeof(struct ktermios *), GFP_KERNEL); if (!brd->PrintDriver.termios_locked) - return(-ENOMEM); + return -ENOMEM; #endif /* @@ -320,7 +320,7 @@ int dgnc_tty_register(struct board_t *brd) rc = tty_register_driver(&brd->PrintDriver); if (rc < 0) { APR(("Can't register Transparent Print device (%d)\n", rc)); - return(rc); + return rc; } brd->dgnc_Major_TransparentPrint_Registered = TRUE; } @@ -331,7 +331,7 @@ int dgnc_tty_register(struct board_t *brd) DPR_INIT(("DGNC REGISTER TTY: MAJOR: %d\n", brd->SerialDriver.major)); - return (rc); + return rc; } @@ -341,14 +341,14 @@ int dgnc_tty_register(struct board_t *brd) * Init the tty subsystem. Called once per board after board has been * downloaded and init'ed. */ -int dgnc_tty_init(struct board_t *brd) +int dgnc_tty_init(struct dgnc_board *brd) { int i; void __iomem *vaddr; struct channel_t *ch; if (!brd) - return (-ENXIO); + return -ENXIO; DPR_INIT(("dgnc_tty_init start\n")); @@ -436,7 +436,7 @@ int dgnc_tty_init(struct board_t *brd) DPR_INIT(("dgnc_tty_init finish\n")); - return (0); + return 0; } @@ -460,7 +460,7 @@ void dgnc_tty_post_uninit(void) * Uninitialize the TTY portion of this driver. Free all memory and * resources. */ -void dgnc_tty_uninit(struct board_t *brd) +void dgnc_tty_uninit(struct dgnc_board *brd) { int i = 0; @@ -671,7 +671,7 @@ static void dgnc_wmove(struct channel_t *ch, char *buf, uint n) *=======================================================================*/ void dgnc_input(struct channel_t *ch) { - struct board_t *bd; + struct dgnc_board *bd; struct tty_struct *tp; struct tty_ldisc *ld; uint rmask; @@ -867,7 +867,7 @@ void dgnc_input(struct channel_t *ch) ************************************************************************/ void dgnc_carrier(struct channel_t *ch) { - struct board_t *bd; + struct dgnc_board *bd; int virt_carrier = 0; int phys_carrier = 0; @@ -1260,7 +1260,7 @@ void dgnc_wakeup_writes(struct channel_t *ch) */ static int dgnc_tty_open(struct tty_struct *tty, struct file *file) { - struct board_t *brd; + struct dgnc_board *brd; struct channel_t *ch; struct un_t *un; uint major = 0; @@ -1473,7 +1473,7 @@ static int dgnc_tty_open(struct tty_struct *tty, struct file *file) DGNC_UNLOCK(ch->ch_lock, lock_flags); DPR_OPEN(("dgnc_tty_open finished\n")); - return (rc); + return rc; } @@ -1491,12 +1491,12 @@ static int dgnc_block_til_ready(struct tty_struct *tty, struct file *file, struc int sleep_on_un_flags = 0; if (!tty || tty->magic != TTY_MAGIC || !file || !ch || ch->magic != DGNC_CHANNEL_MAGIC) { - return (-ENXIO); + return -ENXIO; } un = tty->driver_data; if (!un || un->magic != DGNC_UNIT_MAGIC) { - return (-ENXIO); + return -ENXIO; } DPR_OPEN(("dgnc_block_til_ready - before block.\n")); @@ -1624,12 +1624,12 @@ static int dgnc_block_til_ready(struct tty_struct *tty, struct file *file, struc if (retval) { DPR_OPEN(("dgnc_block_til_ready - done. error. retval: %x\n", retval)); - return(retval); + return retval; } DPR_OPEN(("dgnc_block_til_ready - done no error. jiffies: %lu\n", jiffies)); - return(0); + return 0; } @@ -1667,7 +1667,7 @@ static void dgnc_tty_hangup(struct tty_struct *tty) static void dgnc_tty_close(struct tty_struct *tty, struct file *file) { struct ktermios *ts; - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; ulong lock_flags; @@ -1843,15 +1843,15 @@ static int dgnc_tty_chars_in_buffer(struct tty_struct *tty) ulong lock_flags = 0; if (tty == NULL) - return(0); + return 0; un = tty->driver_data; if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; DGNC_LOCK(ch->ch_lock, lock_flags); @@ -1873,7 +1873,7 @@ static int dgnc_tty_chars_in_buffer(struct tty_struct *tty) DPR_WRITE(("dgnc_tty_chars_in_buffer. Port: %x - %d (head: %d tail: %d)\n", ch->ch_portnum, chars, thead, ttail)); - return(chars); + return chars; } @@ -1891,22 +1891,22 @@ static int dgnc_maxcps_room(struct tty_struct *tty, int bytes_available) struct un_t *un = NULL; if (!tty) - return (bytes_available); + return bytes_available; un = tty->driver_data; if (!un || un->magic != DGNC_UNIT_MAGIC) - return (bytes_available); + return bytes_available; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (bytes_available); + return bytes_available; /* * If its not the Transparent print device, return * the full data amount. */ if (un->un_type != DGNC_PRINT) - return (bytes_available); + return bytes_available; if (ch->ch_digi.digi_maxcps > 0 && ch->ch_digi.digi_bufsize > 0 ) { int cps_limit = 0; @@ -1931,7 +1931,7 @@ static int dgnc_maxcps_room(struct tty_struct *tty, int bytes_available) bytes_available = min(cps_limit, bytes_available); } - return (bytes_available); + return bytes_available; } @@ -1951,15 +1951,15 @@ static int dgnc_tty_write_room(struct tty_struct *tty) ulong lock_flags = 0; if (tty == NULL || dgnc_TmpWriteBuf == NULL) - return(0); + return 0; un = tty->driver_data; if (!un || un->magic != DGNC_UNIT_MAGIC) - return (0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (0); + return 0; DGNC_LOCK(ch->ch_lock, lock_flags); @@ -1994,7 +1994,7 @@ static int dgnc_tty_write_room(struct tty_struct *tty) DPR_WRITE(("dgnc_tty_write_room - %d tail: %d head: %d\n", ret, tail, head)); - return(ret); + return ret; } @@ -2037,18 +2037,18 @@ static int dgnc_tty_write(struct tty_struct *tty, int from_user = 0; if (tty == NULL || dgnc_TmpWriteBuf == NULL) - return(0); + return 0; un = tty->driver_data; if (!un || un->magic != DGNC_UNIT_MAGIC) - return(0); + return 0; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return(0); + return 0; if (!count) - return(0); + return 0; DPR_WRITE(("dgnc_tty_write: Port: %x tty=%p user=%d len=%d\n", ch->ch_portnum, tty, from_user, count)); @@ -2090,7 +2090,7 @@ static int dgnc_tty_write(struct tty_struct *tty, */ if (count <= 0) { DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(0); + return 0; } /* @@ -2120,7 +2120,7 @@ static int dgnc_tty_write(struct tty_struct *tty, */ if (count <= 0) { DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(0); + return 0; } if (from_user) { @@ -2136,7 +2136,7 @@ static int dgnc_tty_write(struct tty_struct *tty, */ /* we're allowed to block if it's from_user */ if (down_interruptible(&dgnc_TmpWriteSem)) { - return (-EINTR); + return -EINTR; } /* @@ -2147,7 +2147,7 @@ static int dgnc_tty_write(struct tty_struct *tty, if (!count) { up(&dgnc_TmpWriteSem); - return(-EFAULT); + return -EFAULT; } DGNC_LOCK(ch->ch_lock, lock_flags); @@ -2229,7 +2229,7 @@ static int dgnc_tty_write(struct tty_struct *tty, ch->ch_bd->bd_ops->copy_data_from_queue_to_uart(ch); } - return (count); + return count; } @@ -2301,7 +2301,7 @@ static int dgnc_tty_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) #endif { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; int ret = -EIO; @@ -2349,7 +2349,7 @@ static int dgnc_tty_tiocmset(struct tty_struct *tty, struct file *file, DPR_IOCTL(("dgnc_tty_tiocmset finish\n")); - return (0); + return 0; } @@ -2360,7 +2360,7 @@ static int dgnc_tty_tiocmset(struct tty_struct *tty, struct file *file, */ static int dgnc_tty_send_break(struct tty_struct *tty, int msec) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; int ret = -EIO; @@ -2402,7 +2402,7 @@ static int dgnc_tty_send_break(struct tty_struct *tty, int msec) DPR_IOCTL(("dgnc_tty_send_break finish\n")); - return (0); + return 0; } @@ -2414,7 +2414,7 @@ static int dgnc_tty_send_break(struct tty_struct *tty, int msec) */ static void dgnc_tty_wait_until_sent(struct tty_struct *tty, int timeout) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; int rc; @@ -2450,7 +2450,7 @@ static void dgnc_tty_wait_until_sent(struct tty_struct *tty, int timeout) */ static void dgnc_tty_send_xchar(struct tty_struct *tty, char c) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; ulong lock_flags; @@ -2497,7 +2497,7 @@ static inline int dgnc_get_mstat(struct channel_t *ch) DPR_IOCTL(("dgnc_getmstat start\n")); if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return(-ENXIO); + return -ENXIO; DGNC_LOCK(ch->ch_lock, lock_flags); @@ -2522,7 +2522,7 @@ static inline int dgnc_get_mstat(struct channel_t *ch) DPR_IOCTL(("dgnc_getmstat finish\n")); - return(result); + return result; } @@ -2538,17 +2538,17 @@ static int dgnc_get_modem_info(struct channel_t *ch, unsigned int __user *value DPR_IOCTL(("dgnc_get_modem_info start\n")); if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return(-ENXIO); + return -ENXIO; result = dgnc_get_mstat(ch); if (result < 0) - return (-ENXIO); + return -ENXIO; rc = put_user(result, value); DPR_IOCTL(("dgnc_get_modem_info finish\n")); - return(rc); + return rc; } @@ -2559,7 +2559,7 @@ static int dgnc_get_modem_info(struct channel_t *ch, unsigned int __user *value */ static int dgnc_set_modem_info(struct tty_struct *tty, unsigned int command, unsigned int __user *value) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; int ret = -ENXIO; @@ -2587,7 +2587,7 @@ static int dgnc_set_modem_info(struct tty_struct *tty, unsigned int command, uns ret = get_user(arg, value); if (ret) - return(ret); + return ret; switch (command) { case TIOCMBIS: @@ -2631,7 +2631,7 @@ static int dgnc_set_modem_info(struct tty_struct *tty, unsigned int command, uns break; default: - return(-EINVAL); + return -EINVAL; } DGNC_LOCK(ch->ch_lock, lock_flags); @@ -2642,7 +2642,7 @@ static int dgnc_set_modem_info(struct tty_struct *tty, unsigned int command, uns DPR_IOCTL(("dgnc_set_modem_info finish\n")); - return (0); + return 0; } @@ -2662,18 +2662,18 @@ static int dgnc_tty_digigeta(struct tty_struct *tty, struct digi_t __user *retin ulong lock_flags; if (!retinfo) - return (-EFAULT); + return -EFAULT; if (!tty || tty->magic != TTY_MAGIC) - return (-EFAULT); + return -EFAULT; un = tty->driver_data; if (!un || un->magic != DGNC_UNIT_MAGIC) - return (-EFAULT); + return -EFAULT; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (-EFAULT); + return -EFAULT; memset(&tmp, 0, sizeof(tmp)); @@ -2682,9 +2682,9 @@ static int dgnc_tty_digigeta(struct tty_struct *tty, struct digi_t __user *retin DGNC_UNLOCK(ch->ch_lock, lock_flags); if (copy_to_user(retinfo, &tmp, sizeof(*retinfo))) - return (-EFAULT); + return -EFAULT; - return (0); + return 0; } @@ -2698,7 +2698,7 @@ static int dgnc_tty_digigeta(struct tty_struct *tty, struct digi_t __user *retin */ static int dgnc_tty_digiseta(struct tty_struct *tty, struct digi_t __user *new_info) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; struct digi_t new_digi; @@ -2707,23 +2707,23 @@ static int dgnc_tty_digiseta(struct tty_struct *tty, struct digi_t __user *new_i DPR_IOCTL(("DIGI_SETA start\n")); if (!tty || tty->magic != TTY_MAGIC) - return (-EFAULT); + return -EFAULT; un = tty->driver_data; if (!un || un->magic != DGNC_UNIT_MAGIC) - return (-EFAULT); + return -EFAULT; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (-EFAULT); + return -EFAULT; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (-EFAULT); + return -EFAULT; if (copy_from_user(&new_digi, new_info, sizeof(struct digi_t))) { DPR_IOCTL(("DIGI_SETA failed copy_from_user\n")); - return(-EFAULT); + return -EFAULT; } DGNC_LOCK(ch->ch_lock, lock_flags); @@ -2773,7 +2773,7 @@ static int dgnc_tty_digiseta(struct tty_struct *tty, struct digi_t __user *new_i DPR_IOCTL(("DIGI_SETA finish\n")); - return(0); + return 0; } @@ -2782,7 +2782,7 @@ static int dgnc_tty_digiseta(struct tty_struct *tty, struct digi_t __user *new_i */ static void dgnc_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; unsigned long lock_flags; @@ -2878,7 +2878,7 @@ static void dgnc_tty_unthrottle(struct tty_struct *tty) static void dgnc_tty_start(struct tty_struct *tty) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; ulong lock_flags; @@ -2912,7 +2912,7 @@ static void dgnc_tty_start(struct tty_struct *tty) static void dgnc_tty_stop(struct tty_struct *tty) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; ulong lock_flags; @@ -2959,7 +2959,7 @@ static void dgnc_tty_stop(struct tty_struct *tty) */ static void dgnc_tty_flush_chars(struct tty_struct *tty) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; ulong lock_flags; @@ -3056,7 +3056,7 @@ static void dgnc_tty_flush_buffer(struct tty_struct *tty) static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg) { - struct board_t *bd; + struct dgnc_board *bd; struct channel_t *ch; struct un_t *un; int rc; @@ -3064,19 +3064,19 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, void __user *uarg = (void __user *) arg; if (!tty || tty->magic != TTY_MAGIC) - return (-ENODEV); + return -ENODEV; un = tty->driver_data; if (!un || un->magic != DGNC_UNIT_MAGIC) - return (-ENODEV); + return -ENODEV; ch = un->un_ch; if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return (-ENODEV); + return -ENODEV; bd = ch->ch_bd; if (!bd || bd->magic != DGNC_BOARD_MAGIC) - return (-ENODEV); + return -ENODEV; DPR_IOCTL(("dgnc_tty_ioctl start on port %d - cmd %s (%x), arg %lx\n", ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg)); @@ -3086,7 +3086,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, if (un->un_open_count <= 0) { DPR_BASIC(("dgnc_tty_ioctl - unit not open.\n")); DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(-EIO); + return -EIO; } switch (cmd) { @@ -3105,14 +3105,14 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, rc = tty_check_change(tty); DGNC_UNLOCK(ch->ch_lock, lock_flags); if (rc) { - return(rc); + return rc; } rc = ch->ch_bd->bd_ops->drain(tty, 0); if (rc) { DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc)); - return(-EINTR); + return -EINTR; } DGNC_LOCK(ch->ch_lock, lock_flags); @@ -3126,7 +3126,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n", ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg)); - return(0); + return 0; case TCSBRKP: @@ -3138,13 +3138,13 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, rc = tty_check_change(tty); DGNC_UNLOCK(ch->ch_lock, lock_flags); if (rc) { - return(rc); + return rc; } rc = ch->ch_bd->bd_ops->drain(tty, 0); if (rc) { DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc)); - return(-EINTR); + return -EINTR; } DGNC_LOCK(ch->ch_lock, lock_flags); @@ -3156,19 +3156,19 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n", ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg)); - return(0); + return 0; case TIOCSBRK: rc = tty_check_change(tty); DGNC_UNLOCK(ch->ch_lock, lock_flags); if (rc) { - return(rc); + return rc; } rc = ch->ch_bd->bd_ops->drain(tty, 0); if (rc) { DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc)); - return(-EINTR); + return -EINTR; } DGNC_LOCK(ch->ch_lock, lock_flags); @@ -3180,7 +3180,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n", ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg)); - return(0); + return 0; case TIOCCBRK: /* Do Nothing */ @@ -3192,31 +3192,31 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DGNC_UNLOCK(ch->ch_lock, lock_flags); rc = put_user(C_CLOCAL(tty) ? 1 : 0, (unsigned long __user *) arg); - return(rc); + return rc; case TIOCSSOFTCAR: DGNC_UNLOCK(ch->ch_lock, lock_flags); rc = get_user(arg, (unsigned long __user *) arg); if (rc) - return(rc); + return rc; DGNC_LOCK(ch->ch_lock, lock_flags); tty->termios.c_cflag = ((tty->termios.c_cflag & ~CLOCAL) | (arg ? CLOCAL : 0)); ch->ch_bd->bd_ops->param(tty); DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(0); + return 0; case TIOCMGET: DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(dgnc_get_modem_info(ch, uarg)); + return dgnc_get_modem_info(ch, uarg); case TIOCMBIS: case TIOCMBIC: case TIOCMSET: DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(dgnc_set_modem_info(tty, cmd, uarg)); + return dgnc_set_modem_info(tty, cmd, uarg); /* * Here are any additional ioctl's that we want to implement @@ -3235,7 +3235,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, rc = tty_check_change(tty); if (rc) { DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(rc); + return rc; } if ((arg == TCIFLUSH) || (arg == TCIOFLUSH)) { @@ -3265,7 +3265,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, /* pretend we didn't recognize this IOCTL */ DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(-ENOIOCTLCMD); + return -ENOIOCTLCMD; case TCSETSF: case TCSETSW: /* @@ -3291,14 +3291,14 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, rc = ch->ch_bd->bd_ops->drain(tty, 0); if (rc) { DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d\n", rc)); - return(-EINTR); + return -EINTR; } DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n", ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg)); /* pretend we didn't recognize this */ - return(-ENOIOCTLCMD); + return -ENOIOCTLCMD; case TCSETAW: @@ -3306,21 +3306,21 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, rc = ch->ch_bd->bd_ops->drain(tty, 0); if (rc) { DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc)); - return(-EINTR); + return -EINTR; } /* pretend we didn't recognize this */ - return(-ENOIOCTLCMD); + return -ENOIOCTLCMD; case TCXONC: DGNC_UNLOCK(ch->ch_lock, lock_flags); /* Make the ld do it */ - return(-ENOIOCTLCMD); + return -ENOIOCTLCMD; case DIGI_GETA: /* get information for ditty */ DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(dgnc_tty_digigeta(tty, uarg)); + return dgnc_tty_digigeta(tty, uarg); case DIGI_SETAW: case DIGI_SETAF: @@ -3332,7 +3332,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, rc = ch->ch_bd->bd_ops->drain(tty, 0); if (rc) { DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc)); - return(-EINTR); + return -EINTR; } DGNC_LOCK(ch->ch_lock, lock_flags); } @@ -3343,7 +3343,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, case DIGI_SETA: DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(dgnc_tty_digiseta(tty, uarg)); + return dgnc_tty_digiseta(tty, uarg); case DIGI_LOOPBACK: { @@ -3352,7 +3352,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DGNC_UNLOCK(ch->ch_lock, lock_flags); rc = get_user(loopback, (unsigned int __user *) arg); if (rc) - return(rc); + return rc; DGNC_LOCK(ch->ch_lock, lock_flags); /* Enable/disable internal loopback for this port */ @@ -3363,13 +3363,13 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, ch->ch_bd->bd_ops->param(tty); DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(0); + return 0; } case DIGI_GETCUSTOMBAUD: DGNC_UNLOCK(ch->ch_lock, lock_flags); rc = put_user(ch->ch_custom_speed, (unsigned int __user *) arg); - return(rc); + return rc; case DIGI_SETCUSTOMBAUD: { @@ -3378,12 +3378,12 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DGNC_UNLOCK(ch->ch_lock, lock_flags); rc = get_user(new_rate, (unsigned int __user *) arg); if (rc) - return(rc); + return rc; DGNC_LOCK(ch->ch_lock, lock_flags); dgnc_set_custom_speed(ch, new_rate); ch->ch_bd->bd_ops->param(tty); DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(0); + return 0; } /* @@ -3399,11 +3399,11 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DGNC_UNLOCK(ch->ch_lock, lock_flags); rc = get_user(c, (unsigned char __user *) arg); if (rc) - return(rc); + return rc; DGNC_LOCK(ch->ch_lock, lock_flags); ch->ch_bd->bd_ops->send_immediate_char(ch, c); DGNC_UNLOCK(ch->ch_lock, lock_flags); - return(0); + return 0; } /* @@ -3427,9 +3427,9 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DGNC_UNLOCK(ch->ch_lock, lock_flags); if (copy_to_user(uarg, &buf, sizeof(struct digi_getcounter))) { - return (-EFAULT); + return -EFAULT; } - return(0); + return 0; } /* @@ -3454,7 +3454,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DGNC_UNLOCK(ch->ch_lock, lock_flags); rc = put_user(events, (unsigned int __user *) arg); - return(rc); + return rc; } /* @@ -3475,7 +3475,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, * Get data from user first. */ if (copy_from_user(&buf, uarg, sizeof(struct digi_getbuffer))) { - return (-EFAULT); + return -EFAULT; } DGNC_LOCK(ch->ch_lock, lock_flags); @@ -3521,9 +3521,9 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DGNC_UNLOCK(ch->ch_lock, lock_flags); if (copy_to_user(uarg, &buf, sizeof(struct digi_getbuffer))) { - return (-EFAULT); + return -EFAULT; } - return(0); + return 0; } default: DGNC_UNLOCK(ch->ch_lock, lock_flags); @@ -3532,7 +3532,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DPR_IOCTL(("dgnc_tty_ioctl end - cmd %s (%x), arg %lx\n", dgnc_ioctl_name(cmd), cmd, arg)); - return(-ENOIOCTLCMD); + return -ENOIOCTLCMD; } DGNC_UNLOCK(ch->ch_lock, lock_flags); @@ -3540,5 +3540,5 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, DPR_IOCTL(("dgnc_tty_ioctl end - cmd %s (%x), arg %lx\n", dgnc_ioctl_name(cmd), cmd, arg)); - return(0); + return 0; } diff --git a/drivers/staging/dgnc/dgnc_tty.h b/drivers/staging/dgnc/dgnc_tty.h index deb388d..9d1c284 100644 --- a/drivers/staging/dgnc/dgnc_tty.h +++ b/drivers/staging/dgnc/dgnc_tty.h @@ -24,13 +24,13 @@ #include "dgnc_driver.h" -int dgnc_tty_register(struct board_t *brd); +int dgnc_tty_register(struct dgnc_board *brd); int dgnc_tty_preinit(void); -int dgnc_tty_init(struct board_t *); +int dgnc_tty_init(struct dgnc_board *); void dgnc_tty_post_uninit(void); -void dgnc_tty_uninit(struct board_t *); +void dgnc_tty_uninit(struct dgnc_board *); void dgnc_input(struct channel_t *ch); void dgnc_carrier(struct channel_t *ch); diff --git a/drivers/staging/dgnc/digi.h b/drivers/staging/dgnc/digi.h index eb6e371..6a9adf6 100644 --- a/drivers/staging/dgnc/digi.h +++ b/drivers/staging/dgnc/digi.h @@ -201,9 +201,9 @@ struct shrink_buf_struct { unsigned int shrink_buf_vaddr; /* Virtual address of board */ unsigned int shrink_buf_phys; /* Physical address of board */ unsigned int shrink_buf_bseg; /* Amount of board memory */ - unsigned int shrink_buf_hseg; /* '186 Begining of Dual-Port */ + unsigned int shrink_buf_hseg; /* '186 Beginning of Dual-Port */ - unsigned int shrink_buf_lseg; /* '186 Begining of freed memory */ + unsigned int shrink_buf_lseg; /* '186 Beginning of freed memory */ unsigned int shrink_buf_mseg; /* Linear address from start of dual-port were freed memory begins, host viewpoint. */ diff --git a/drivers/staging/dgrp/dgrp_sysfs.c b/drivers/staging/dgrp/dgrp_sysfs.c index 8cee9c8..9a18a2c 100644 --- a/drivers/staging/dgrp/dgrp_sysfs.c +++ b/drivers/staging/dgrp/dgrp_sysfs.c @@ -157,7 +157,7 @@ static ssize_t dgrp_node_state_show(struct device *c, if (!c) return 0; - nd = (struct nd_struct *) dev_get_drvdata(c); + nd = dev_get_drvdata(c); if (!nd) return 0; @@ -174,7 +174,7 @@ static ssize_t dgrp_node_description_show(struct device *c, if (!c) return 0; - nd = (struct nd_struct *) dev_get_drvdata(c); + nd = dev_get_drvdata(c); if (!nd) return 0; @@ -192,7 +192,7 @@ static ssize_t dgrp_node_hw_version_show(struct device *c, if (!c) return 0; - nd = (struct nd_struct *) dev_get_drvdata(c); + nd = dev_get_drvdata(c); if (!nd) return 0; @@ -212,7 +212,7 @@ static ssize_t dgrp_node_hw_id_show(struct device *c, if (!c) return 0; - nd = (struct nd_struct *) dev_get_drvdata(c); + nd = dev_get_drvdata(c); if (!nd) return 0; @@ -232,7 +232,7 @@ static ssize_t dgrp_node_sw_version_show(struct device *c, if (!c) return 0; - nd = (struct nd_struct *) dev_get_drvdata(c); + nd = dev_get_drvdata(c); if (!nd) return 0; @@ -311,7 +311,7 @@ static ssize_t dgrp_tty_state_show(struct device *d, if (!d) return 0; - un = (struct un_struct *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un) return 0; @@ -328,7 +328,7 @@ static ssize_t dgrp_tty_baud_show(struct device *d, if (!d) return 0; - un = (struct un_struct *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un) return 0; ch = un->un_ch; @@ -348,7 +348,7 @@ static ssize_t dgrp_tty_msignals_show(struct device *d, if (!d) return 0; - un = (struct un_struct *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un) return 0; ch = un->un_ch; @@ -377,7 +377,7 @@ static ssize_t dgrp_tty_iflag_show(struct device *d, if (!d) return 0; - un = (struct un_struct *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un) return 0; ch = un->un_ch; @@ -396,7 +396,7 @@ static ssize_t dgrp_tty_cflag_show(struct device *d, if (!d) return 0; - un = (struct un_struct *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un) return 0; ch = un->un_ch; @@ -415,7 +415,7 @@ static ssize_t dgrp_tty_oflag_show(struct device *d, if (!d) return 0; - un = (struct un_struct *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un) return 0; ch = un->un_ch; @@ -434,7 +434,7 @@ static ssize_t dgrp_tty_digi_flag_show(struct device *d, if (!d) return 0; - un = (struct un_struct *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un) return 0; ch = un->un_ch; @@ -453,7 +453,7 @@ static ssize_t dgrp_tty_rxcount_show(struct device *d, if (!d) return 0; - un = (struct un_struct *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un) return 0; ch = un->un_ch; @@ -472,7 +472,7 @@ static ssize_t dgrp_tty_txcount_show(struct device *d, if (!d) return 0; - un = (struct un_struct *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un) return 0; ch = un->un_ch; @@ -493,7 +493,7 @@ static ssize_t dgrp_tty_name_show(struct device *d, if (!d) return 0; - un = (struct un_struct *) dev_get_drvdata(d); + un = dev_get_drvdata(d); if (!un) return 0; ch = un->un_ch; diff --git a/drivers/staging/dwc2/core.c b/drivers/staging/dwc2/core.c index 06dae67..8dbd174 100644 --- a/drivers/staging/dwc2/core.c +++ b/drivers/staging/dwc2/core.c @@ -564,7 +564,7 @@ void dwc2_core_host_init(struct dwc2_hsotg *hsotg) /* * This bit allows dynamic reloading of the HFIR register during - * runtime. This bit needs to be programmed during inital configuration + * runtime. This bit needs to be programmed during initial configuration * and its value must not be changed during runtime. */ if (hsotg->core_params->reload_ctl > 0) { diff --git a/drivers/staging/dwc2/hcd_queue.c b/drivers/staging/dwc2/hcd_queue.c index b1980ef..c09b2db 100644 --- a/drivers/staging/dwc2/hcd_queue.c +++ b/drivers/staging/dwc2/hcd_queue.c @@ -251,12 +251,12 @@ void dwc2_hcd_qh_free(struct dwc2_hsotg *hsotg, struct dwc2_qh *qh) * * @hsotg: The HCD state structure for the DWC OTG controller * - * Return: 0 if successful, negative error code otherise + * Return: 0 if successful, negative error code otherwise */ static int dwc2_periodic_channel_available(struct dwc2_hsotg *hsotg) { /* - * Currently assuming that there is a dedicated host channnel for + * Currently assuming that there is a dedicated host channel for * each periodic transaction plus at least one host channel for * non-periodic transactions */ diff --git a/drivers/staging/et131x/Module.symvers b/drivers/staging/et131x/Module.symvers new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/drivers/staging/et131x/Module.symvers diff --git a/drivers/staging/et131x/README b/drivers/staging/et131x/README index 9272a24..8da96a6 100644 --- a/drivers/staging/et131x/README +++ b/drivers/staging/et131x/README @@ -11,7 +11,12 @@ TODO: - Look at reducing the number of spinlocks - Simplify code in nic_rx_pkts(), when determining multicast_pkts_rcvd - Implement NAPI support - - in et131x_tx(), don't return NETDEV_TX_BUSY, just drop the packet with kfree_skb(). + - In et131x_tx(), don't return NETDEV_TX_BUSY, just drop the packet with kfree_skb(). + - Reduce the number of split lines by careful consideration of variable names etc. + - Do this in et131x.c: + struct fbr_lookup *fbr; + fbr = rx_local->fbr[id]; + Then replace all the instances of "rx_local->fbr[id]" with fbr. Please send patches to: Greg Kroah-Hartman <gregkh@linuxfoundation.org> diff --git a/drivers/staging/et131x/et131x.c b/drivers/staging/et131x/et131x.c index f73e58f..7cd3d34 100644 --- a/drivers/staging/et131x/et131x.c +++ b/drivers/staging/et131x/et131x.c @@ -493,11 +493,8 @@ struct et131x_adapter { spinlock_t send_hw_lock; spinlock_t rcv_lock; - spinlock_t rcv_pend_lock; spinlock_t fbr_lock; - spinlock_t phy_lock; - /* Packet Filter and look ahead size */ u32 packet_filter; @@ -2777,10 +2774,9 @@ static void et131x_handle_recv_interrupt(struct et131x_adapter *adapter) adapter->net_stats.rx_packets++; /* Set the status on the packet, either resources or success */ - if (adapter->rx_ring.num_ready_recv < RFD_LOW_WATER_MARK) { - dev_warn(&adapter->pdev->dev, - "RFD's are running out\n"); - } + if (adapter->rx_ring.num_ready_recv < RFD_LOW_WATER_MARK) + dev_warn(&adapter->pdev->dev, "RFD's are running out\n"); + count++; } @@ -3100,11 +3096,10 @@ static int send_packet(struct sk_buff *skb, struct et131x_adapter *adapter) shbufva = (u16 *) skb->data; if ((shbufva[0] == 0xffff) && - (shbufva[1] == 0xffff) && (shbufva[2] == 0xffff)) { + (shbufva[1] == 0xffff) && (shbufva[2] == 0xffff)) tcb->flags |= FMP_DEST_BROAD; - } else if ((shbufva[0] & 0x3) == 0x0001) { + else if ((shbufva[0] & 0x3) == 0x0001) tcb->flags |= FMP_DEST_MULTI; - } } tcb->next = NULL; @@ -3926,9 +3921,7 @@ static struct et131x_adapter *et131x_adapter_init(struct net_device *netdev, spin_lock_init(&adapter->tcb_ready_qlock); spin_lock_init(&adapter->send_hw_lock); spin_lock_init(&adapter->rcv_lock); - spin_lock_init(&adapter->rcv_pend_lock); spin_lock_init(&adapter->fbr_lock); - spin_lock_init(&adapter->phy_lock); adapter->registry_jumbo_packet = 1514; /* 1514-9216 */ diff --git a/drivers/staging/fwserial/fwserial.c b/drivers/staging/fwserial/fwserial.c index ff92f34..62df009 100644 --- a/drivers/staging/fwserial/fwserial.c +++ b/drivers/staging/fwserial/fwserial.c @@ -2394,7 +2394,8 @@ static int fwserial_create(struct fw_unit *unit) list_del_rcu(&serial->list); if (create_loop_dev) - tty_unregister_device(fwloop_driver, loop_idx(serial->ports[j])); + tty_unregister_device(fwloop_driver, + loop_idx(serial->ports[j])); unregister_ttys: for (--j; j >= 0; --j) tty_unregister_device(fwtty_driver, serial->ports[j]->index); diff --git a/drivers/staging/iio/accel/lis3l02dq_ring.c b/drivers/staging/iio/accel/lis3l02dq_ring.c index 5b8f0f6..aae86dd 100644 --- a/drivers/staging/iio/accel/lis3l02dq_ring.c +++ b/drivers/staging/iio/accel/lis3l02dq_ring.c @@ -146,11 +146,7 @@ static irqreturn_t lis3l02dq_trigger_handler(int irq, void *p) if (!bitmap_empty(indio_dev->active_scan_mask, indio_dev->masklength)) len = lis3l02dq_get_buffer_element(indio_dev, data); - /* Guaranteed to be aligned with 8 byte boundary */ - if (indio_dev->scan_timestamp) - *(s64 *)((u8 *)data + ALIGN(len, sizeof(s64))) - = pf->timestamp; - iio_push_to_buffers(indio_dev, (u8 *)data); + iio_push_to_buffers_with_timestamp(indio_dev, data, pf->timestamp); kfree(data); done: diff --git a/drivers/staging/iio/accel/sca3000_core.c b/drivers/staging/iio/accel/sca3000_core.c index 48a25ba..6a9ca20 100644 --- a/drivers/staging/iio/accel/sca3000_core.c +++ b/drivers/staging/iio/accel/sca3000_core.c @@ -624,9 +624,9 @@ static ssize_t sca3000_set_frequency(struct device *dev, struct sca3000_state *st = iio_priv(indio_dev); int ret, base_freq = 0; int ctrlval; - long val; + int val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtoint(buf, 10, &val); if (ret) return ret; @@ -931,12 +931,12 @@ static ssize_t sca3000_set_free_fall_mode(struct device *dev, { struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct sca3000_state *st = iio_priv(indio_dev); - long val; + u8 val; int ret; u8 protect_mask = SCA3000_FREE_FALL_DETECT; mutex_lock(&st->lock); - ret = strict_strtol(buf, 10, &val); + ret = kstrtou8(buf, 10, &val); if (ret) goto error_ret; diff --git a/drivers/staging/iio/accel/sca3000_ring.c b/drivers/staging/iio/accel/sca3000_ring.c index 3e5e860..0f2ee33 100644 --- a/drivers/staging/iio/accel/sca3000_ring.c +++ b/drivers/staging/iio/accel/sca3000_ring.c @@ -177,11 +177,11 @@ static ssize_t sca3000_set_ring_int(struct device *dev, struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct sca3000_state *st = iio_priv(indio_dev); struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); - long val; + u8 val; int ret; mutex_lock(&st->lock); - ret = strict_strtol(buf, 10, &val); + ret = kstrtou8(buf, 10, &val); if (ret) goto error_ret; ret = sca3000_read_data_short(st, SCA3000_REG_ADDR_INT_MASK, 1); diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c index 3283e282..83bb44b 100644 --- a/drivers/staging/iio/adc/ad7192.c +++ b/drivers/staging/iio/adc/ad7192.c @@ -623,17 +623,17 @@ static int ad7192_probe(struct spi_device *spi) return -ENODEV; } - indio_dev = iio_device_alloc(sizeof(*st)); + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; st = iio_priv(indio_dev); - st->reg = regulator_get(&spi->dev, "vcc"); + st->reg = devm_regulator_get(&spi->dev, "vcc"); if (!IS_ERR(st->reg)) { ret = regulator_enable(st->reg); if (ret) - goto error_put_reg; + return ret; voltage_uv = regulator_get_voltage(st->reg); } @@ -677,11 +677,6 @@ error_remove_trigger: error_disable_reg: if (!IS_ERR(st->reg)) regulator_disable(st->reg); -error_put_reg: - if (!IS_ERR(st->reg)) - regulator_put(st->reg); - - iio_device_free(indio_dev); return ret; } @@ -694,10 +689,8 @@ static int ad7192_remove(struct spi_device *spi) iio_device_unregister(indio_dev); ad_sd_cleanup_buffer_and_trigger(indio_dev); - if (!IS_ERR(st->reg)) { + if (!IS_ERR(st->reg)) regulator_disable(st->reg); - regulator_put(st->reg); - } return 0; } diff --git a/drivers/staging/iio/adc/ad7280a.c b/drivers/staging/iio/adc/ad7280a.c index c19618b..e7191e4 100644 --- a/drivers/staging/iio/adc/ad7280a.c +++ b/drivers/staging/iio/adc/ad7280a.c @@ -835,8 +835,9 @@ static int ad7280_probe(struct spi_device *spi) int ret; const unsigned short tACQ_ns[4] = {465, 1010, 1460, 1890}; const unsigned short nAVG[4] = {1, 2, 4, 8}; - struct iio_dev *indio_dev = iio_device_alloc(sizeof(*st)); + struct iio_dev *indio_dev; + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; @@ -860,7 +861,7 @@ static int ad7280_probe(struct spi_device *spi) ret = ad7280_chain_setup(st); if (ret < 0) - goto error_free_device; + return ret; st->slave_num = ret; st->scan_cnt = (st->slave_num + 1) * AD7280A_NUM_CH; @@ -891,7 +892,7 @@ static int ad7280_probe(struct spi_device *spi) ret = ad7280_channel_init(st); if (ret < 0) - goto error_free_device; + return ret; indio_dev->num_channels = ret; indio_dev->channels = st->channels; @@ -940,9 +941,6 @@ error_free_attr: error_free_channels: kfree(st->channels); -error_free_device: - iio_device_free(indio_dev); - return ret; } @@ -960,7 +958,6 @@ static int ad7280_remove(struct spi_device *spi) kfree(st->channels); kfree(st->iio_attr); - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/adc/ad7291.c b/drivers/staging/iio/adc/ad7291.c index a2e61c2..1dae1ef 100644 --- a/drivers/staging/iio/adc/ad7291.c +++ b/drivers/staging/iio/adc/ad7291.c @@ -528,21 +528,19 @@ static int ad7291_probe(struct i2c_client *client, struct iio_dev *indio_dev; int ret = 0; - indio_dev = iio_device_alloc(sizeof(*chip)); - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*chip)); + if (!indio_dev) + return -ENOMEM; chip = iio_priv(indio_dev); if (pdata && pdata->use_external_ref) { - chip->reg = regulator_get(&client->dev, "vref"); + chip->reg = devm_regulator_get(&client->dev, "vref"); if (IS_ERR(chip->reg)) - goto error_free; + return ret; ret = regulator_enable(chip->reg); if (ret) - goto error_put_reg; + return ret; } mutex_init(&chip->state_lock); @@ -601,12 +599,7 @@ error_unreg_irq: error_disable_reg: if (chip->reg) regulator_disable(chip->reg); -error_put_reg: - if (chip->reg) - regulator_put(chip->reg); -error_free: - iio_device_free(indio_dev); -error_ret: + return ret; } @@ -620,12 +613,8 @@ static int ad7291_remove(struct i2c_client *client) if (client->irq) free_irq(client->irq, indio_dev); - if (chip->reg) { + if (chip->reg) regulator_disable(chip->reg); - regulator_put(chip->reg); - } - - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/adc/ad7606_core.c b/drivers/staging/iio/adc/ad7606_core.c index 72868ce..f042027 100644 --- a/drivers/staging/iio/adc/ad7606_core.c +++ b/drivers/staging/iio/adc/ad7606_core.c @@ -425,8 +425,7 @@ static irqreturn_t ad7606_interrupt(int irq, void *dev_id) struct ad7606_state *st = iio_priv(indio_dev); if (iio_buffer_enabled(indio_dev)) { - if (!work_pending(&st->poll_work)) - schedule_work(&st->poll_work); + schedule_work(&st->poll_work); } else { st->done = true; wake_up_interruptible(&st->wq_data_avail); @@ -466,12 +465,11 @@ struct iio_dev *ad7606_probe(struct device *dev, int irq, struct ad7606_platform_data *pdata = dev->platform_data; struct ad7606_state *st; int ret; - struct iio_dev *indio_dev = iio_device_alloc(sizeof(*st)); + struct iio_dev *indio_dev; - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(dev, sizeof(*st)); + if (!indio_dev) + return ERR_PTR(-ENOMEM); st = iio_priv(indio_dev); @@ -489,11 +487,11 @@ struct iio_dev *ad7606_probe(struct device *dev, int irq, st->oversampling = pdata->default_os; } - st->reg = regulator_get(dev, "vcc"); + st->reg = devm_regulator_get(dev, "vcc"); if (!IS_ERR(st->reg)) { ret = regulator_enable(st->reg); if (ret) - goto error_put_reg; + return ERR_PTR(ret); } st->pdata = pdata; @@ -554,11 +552,6 @@ error_free_gpios: error_disable_reg: if (!IS_ERR(st->reg)) regulator_disable(st->reg); -error_put_reg: - if (!IS_ERR(st->reg)) - regulator_put(st->reg); - iio_device_free(indio_dev); -error_ret: return ERR_PTR(ret); } @@ -570,13 +563,10 @@ int ad7606_remove(struct iio_dev *indio_dev, int irq) ad7606_ring_cleanup(indio_dev); free_irq(irq, indio_dev); - if (!IS_ERR(st->reg)) { + if (!IS_ERR(st->reg)) regulator_disable(st->reg); - regulator_put(st->reg); - } ad7606_free_gpios(st); - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/adc/ad7606_ring.c b/drivers/staging/iio/adc/ad7606_ring.c index 2b25cb0..3bf174c 100644 --- a/drivers/staging/iio/adc/ad7606_ring.c +++ b/drivers/staging/iio/adc/ad7606_ring.c @@ -46,7 +46,6 @@ static void ad7606_poll_bh_to_ring(struct work_struct *work_s) struct ad7606_state *st = container_of(work_s, struct ad7606_state, poll_work); struct iio_dev *indio_dev = iio_priv_to_dev(st); - s64 time_ns; __u8 *buf; int ret; @@ -78,12 +77,7 @@ static void ad7606_poll_bh_to_ring(struct work_struct *work_s) goto done; } - time_ns = iio_get_time_ns(); - - if (indio_dev->scan_timestamp) - *((s64 *)(buf + indio_dev->scan_bytes - sizeof(s64))) = time_ns; - - iio_push_to_buffers(indio_dev, buf); + iio_push_to_buffers_with_timestamp(indio_dev, buf, iio_get_time_ns()); done: gpio_set_value(st->pdata->gpio_convst, 0); iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/staging/iio/adc/ad7780.c b/drivers/staging/iio/adc/ad7780.c index e1f8860..4f2522a 100644 --- a/drivers/staging/iio/adc/ad7780.c +++ b/drivers/staging/iio/adc/ad7780.c @@ -171,7 +171,7 @@ static int ad7780_probe(struct spi_device *spi) struct iio_dev *indio_dev; int ret, voltage_uv = 0; - indio_dev = iio_device_alloc(sizeof(*st)); + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; @@ -180,11 +180,11 @@ static int ad7780_probe(struct spi_device *spi) ad_sd_init(&st->sd, indio_dev, spi, &ad7780_sigma_delta_info); - st->reg = regulator_get(&spi->dev, "vcc"); + st->reg = devm_regulator_get(&spi->dev, "vcc"); if (!IS_ERR(st->reg)) { ret = regulator_enable(st->reg); if (ret) - goto error_put_reg; + return ret; voltage_uv = regulator_get_voltage(st->reg); } @@ -210,8 +210,8 @@ static int ad7780_probe(struct spi_device *spi) if (pdata && gpio_is_valid(pdata->gpio_pdrst)) { - ret = gpio_request_one(pdata->gpio_pdrst, GPIOF_OUT_INIT_LOW, - "AD7780 /PDRST"); + ret = devm_gpio_request_one(&spi->dev, pdata->gpio_pdrst, + GPIOF_OUT_INIT_LOW, "AD7780 /PDRST"); if (ret) { dev_err(&spi->dev, "failed to request GPIO PDRST\n"); goto error_disable_reg; @@ -223,7 +223,7 @@ static int ad7780_probe(struct spi_device *spi) ret = ad_sd_setup_buffer_and_trigger(indio_dev); if (ret) - goto error_free_gpio; + goto error_disable_reg; ret = iio_device_register(indio_dev); if (ret) @@ -233,17 +233,9 @@ static int ad7780_probe(struct spi_device *spi) error_cleanup_buffer_and_trigger: ad_sd_cleanup_buffer_and_trigger(indio_dev); -error_free_gpio: - if (pdata && gpio_is_valid(pdata->gpio_pdrst)) - gpio_free(pdata->gpio_pdrst); error_disable_reg: if (!IS_ERR(st->reg)) regulator_disable(st->reg); -error_put_reg: - if (!IS_ERR(st->reg)) - regulator_put(st->reg); - - iio_device_free(indio_dev); return ret; } @@ -256,14 +248,8 @@ static int ad7780_remove(struct spi_device *spi) iio_device_unregister(indio_dev); ad_sd_cleanup_buffer_and_trigger(indio_dev); - if (gpio_is_valid(st->powerdown_gpio)) - gpio_free(st->powerdown_gpio); - - if (!IS_ERR(st->reg)) { + if (!IS_ERR(st->reg)) regulator_disable(st->reg); - regulator_put(st->reg); - } - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/adc/ad7816.c b/drivers/staging/iio/adc/ad7816.c index 8470036..9f48e5c 100644 --- a/drivers/staging/iio/adc/ad7816.c +++ b/drivers/staging/iio/adc/ad7816.c @@ -356,11 +356,9 @@ static int ad7816_probe(struct spi_device *spi_dev) return -EINVAL; } - indio_dev = iio_device_alloc(sizeof(*chip)); - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(&spi_dev->dev, sizeof(*chip)); + if (!indio_dev) + return -ENOMEM; chip = iio_priv(indio_dev); /* this is only used for device removal purposes */ dev_set_drvdata(&spi_dev->dev, indio_dev); @@ -372,25 +370,28 @@ static int ad7816_probe(struct spi_device *spi_dev) chip->convert_pin = pins[1]; chip->busy_pin = pins[2]; - ret = gpio_request(chip->rdwr_pin, spi_get_device_id(spi_dev)->name); + ret = devm_gpio_request(&spi_dev->dev, chip->rdwr_pin, + spi_get_device_id(spi_dev)->name); if (ret) { dev_err(&spi_dev->dev, "Fail to request rdwr gpio PIN %d.\n", chip->rdwr_pin); - goto error_free_device; + return ret; } gpio_direction_input(chip->rdwr_pin); - ret = gpio_request(chip->convert_pin, spi_get_device_id(spi_dev)->name); + ret = devm_gpio_request(&spi_dev->dev, chip->convert_pin, + spi_get_device_id(spi_dev)->name); if (ret) { dev_err(&spi_dev->dev, "Fail to request convert gpio PIN %d.\n", chip->convert_pin); - goto error_free_gpio_rdwr; + return ret; } gpio_direction_input(chip->convert_pin); - ret = gpio_request(chip->busy_pin, spi_get_device_id(spi_dev)->name); + ret = devm_gpio_request(&spi_dev->dev, chip->busy_pin, + spi_get_device_id(spi_dev)->name); if (ret) { dev_err(&spi_dev->dev, "Fail to request busy gpio PIN %d.\n", chip->busy_pin); - goto error_free_gpio_convert; + return ret; } gpio_direction_input(chip->busy_pin); @@ -401,51 +402,31 @@ static int ad7816_probe(struct spi_device *spi_dev) if (spi_dev->irq) { /* Only low trigger is supported in ad7816/7/8 */ - ret = request_threaded_irq(spi_dev->irq, - NULL, - &ad7816_event_handler, - IRQF_TRIGGER_LOW | IRQF_ONESHOT, - indio_dev->name, - indio_dev); + ret = devm_request_threaded_irq(&spi_dev->dev, spi_dev->irq, + NULL, + &ad7816_event_handler, + IRQF_TRIGGER_LOW | IRQF_ONESHOT, + indio_dev->name, + indio_dev); if (ret) - goto error_free_gpio; + return ret; } ret = iio_device_register(indio_dev); if (ret) - goto error_free_irq; + return ret; dev_info(&spi_dev->dev, "%s temperature sensor and ADC registered.\n", indio_dev->name); return 0; -error_free_irq: - free_irq(spi_dev->irq, indio_dev); -error_free_gpio: - gpio_free(chip->busy_pin); -error_free_gpio_convert: - gpio_free(chip->convert_pin); -error_free_gpio_rdwr: - gpio_free(chip->rdwr_pin); -error_free_device: - iio_device_free(indio_dev); -error_ret: - return ret; } static int ad7816_remove(struct spi_device *spi_dev) { struct iio_dev *indio_dev = dev_get_drvdata(&spi_dev->dev); - struct ad7816_chip_info *chip = iio_priv(indio_dev); iio_device_unregister(indio_dev); - dev_set_drvdata(&spi_dev->dev, NULL); - if (spi_dev->irq) - free_irq(spi_dev->irq, indio_dev); - gpio_free(chip->busy_pin); - gpio_free(chip->convert_pin); - gpio_free(chip->rdwr_pin); - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/adc/ad799x_core.c b/drivers/staging/iio/adc/ad799x_core.c index 2b2049c..3f5142b 100644 --- a/drivers/staging/iio/adc/ad799x_core.c +++ b/drivers/staging/iio/adc/ad799x_core.c @@ -586,8 +586,9 @@ static int ad799x_probe(struct i2c_client *client, int ret; struct ad799x_platform_data *pdata = client->dev.platform_data; struct ad799x_state *st; - struct iio_dev *indio_dev = iio_device_alloc(sizeof(*st)); + struct iio_dev *indio_dev; + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; @@ -606,11 +607,11 @@ static int ad799x_probe(struct i2c_client *client, st->int_vref_mv = pdata->vref_mv; - st->reg = regulator_get(&client->dev, "vcc"); + st->reg = devm_regulator_get(&client->dev, "vcc"); if (!IS_ERR(st->reg)) { ret = regulator_enable(st->reg); if (ret) - goto error_put_reg; + return ret; } st->client = client; @@ -650,10 +651,6 @@ error_cleanup_ring: error_disable_reg: if (!IS_ERR(st->reg)) regulator_disable(st->reg); -error_put_reg: - if (!IS_ERR(st->reg)) - regulator_put(st->reg); - iio_device_free(indio_dev); return ret; } @@ -668,12 +665,9 @@ static int ad799x_remove(struct i2c_client *client) free_irq(client->irq, indio_dev); ad799x_ring_cleanup(indio_dev); - if (!IS_ERR(st->reg)) { + if (!IS_ERR(st->reg)) regulator_disable(st->reg); - regulator_put(st->reg); - } kfree(st->rx_buf); - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/adc/ad799x_ring.c b/drivers/staging/iio/adc/ad799x_ring.c index c2ebae1..0ff6c03 100644 --- a/drivers/staging/iio/adc/ad799x_ring.c +++ b/drivers/staging/iio/adc/ad799x_ring.c @@ -35,7 +35,6 @@ static irqreturn_t ad799x_trigger_handler(int irq, void *p) struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; struct ad799x_state *st = iio_priv(indio_dev); - s64 time_ns; int b_sent; u8 cmd; @@ -65,13 +64,8 @@ static irqreturn_t ad799x_trigger_handler(int irq, void *p) if (b_sent < 0) goto out; - time_ns = iio_get_time_ns(); - - if (indio_dev->scan_timestamp) - memcpy(st->rx_buf + indio_dev->scan_bytes - sizeof(s64), - &time_ns, sizeof(time_ns)); - - iio_push_to_buffers(indio_dev, st->rx_buf); + iio_push_to_buffers_with_timestamp(indio_dev, st->rx_buf, + iio_get_time_ns()); out: iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/staging/iio/adc/lpc32xx_adc.c b/drivers/staging/iio/adc/lpc32xx_adc.c index 9a4bb09..ce7ff3e 100644 --- a/drivers/staging/iio/adc/lpc32xx_adc.c +++ b/drivers/staging/iio/adc/lpc32xx_adc.c @@ -137,43 +137,39 @@ static int lpc32xx_adc_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { dev_err(&pdev->dev, "failed to get platform I/O memory\n"); - retval = -EBUSY; - goto errout1; + return -EBUSY; } - iodev = iio_device_alloc(sizeof(struct lpc32xx_adc_info)); - if (!iodev) { - dev_err(&pdev->dev, "failed allocating iio device\n"); - retval = -ENOMEM; - goto errout1; - } + iodev = devm_iio_device_alloc(&pdev->dev, sizeof(*info)); + if (!iodev) + return -ENOMEM; info = iio_priv(iodev); - info->adc_base = ioremap(res->start, resource_size(res)); + info->adc_base = devm_ioremap(&pdev->dev, res->start, + resource_size(res)); if (!info->adc_base) { dev_err(&pdev->dev, "failed mapping memory\n"); - retval = -EBUSY; - goto errout2; + return -EBUSY; } - info->clk = clk_get(&pdev->dev, NULL); + info->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(info->clk)) { dev_err(&pdev->dev, "failed getting clock\n"); - goto errout3; + return PTR_ERR(info->clk); } irq = platform_get_irq(pdev, 0); if ((irq < 0) || (irq >= NR_IRQS)) { dev_err(&pdev->dev, "failed getting interrupt resource\n"); - retval = -EINVAL; - goto errout4; + return -EINVAL; } - retval = request_irq(irq, lpc32xx_adc_isr, 0, MOD_NAME, info); + retval = devm_request_irq(&pdev->dev, irq, lpc32xx_adc_isr, 0, + MOD_NAME, info); if (retval < 0) { dev_err(&pdev->dev, "failed requesting interrupt\n"); - goto errout4; + return retval; } platform_set_drvdata(pdev, iodev); @@ -189,35 +185,18 @@ static int lpc32xx_adc_probe(struct platform_device *pdev) retval = iio_device_register(iodev); if (retval) - goto errout5; + return retval; dev_info(&pdev->dev, "LPC32XX ADC driver loaded, IRQ %d\n", irq); return 0; - -errout5: - free_irq(irq, info); -errout4: - clk_put(info->clk); -errout3: - iounmap(info->adc_base); -errout2: - iio_device_free(iodev); -errout1: - return retval; } static int lpc32xx_adc_remove(struct platform_device *pdev) { struct iio_dev *iodev = platform_get_drvdata(pdev); - struct lpc32xx_adc_info *info = iio_priv(iodev); - int irq = platform_get_irq(pdev, 0); iio_device_unregister(iodev); - free_irq(irq, info); - clk_put(info->clk); - iounmap(info->adc_base); - iio_device_free(iodev); return 0; } diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c index a08c173..9da64bf 100644 --- a/drivers/staging/iio/adc/mxs-lradc.c +++ b/drivers/staging/iio/adc/mxs-lradc.c @@ -625,13 +625,7 @@ static irqreturn_t mxs_lradc_trigger_handler(int irq, void *p) j++; } - if (iio->scan_timestamp) { - s64 *timestamp = (s64 *)((u8 *)lradc->buffer + - ALIGN(j, sizeof(s64))); - *timestamp = pf->timestamp; - } - - iio_push_to_buffers(iio, (u8 *)lradc->buffer); + iio_push_to_buffers_with_timestamp(iio, lradc->buffer, pf->timestamp); iio_trigger_notify_done(iio->trig); @@ -987,7 +981,7 @@ static int mxs_lradc_probe(struct platform_device *pdev) /* Register the touchscreen input device. */ ret = mxs_lradc_ts_register(lradc); if (ret) - goto err_dev; + goto err_ts_register; /* Register IIO device. */ ret = iio_device_register(iio); @@ -1000,6 +994,8 @@ static int mxs_lradc_probe(struct platform_device *pdev) err_ts: mxs_lradc_ts_unregister(lradc); +err_ts_register: + mxs_lradc_hw_stop(lradc); err_dev: mxs_lradc_trigger_remove(iio); err_trig: @@ -1012,13 +1008,11 @@ static int mxs_lradc_remove(struct platform_device *pdev) struct iio_dev *iio = platform_get_drvdata(pdev); struct mxs_lradc *lradc = iio_priv(iio); + iio_device_unregister(iio); mxs_lradc_ts_unregister(lradc); - mxs_lradc_hw_stop(lradc); - - iio_device_unregister(iio); - iio_triggered_buffer_cleanup(iio); mxs_lradc_trigger_remove(iio); + iio_triggered_buffer_cleanup(iio); return 0; } @@ -1038,3 +1032,4 @@ module_platform_driver(mxs_lradc_driver); MODULE_AUTHOR("Marek Vasut <marex@denx.de>"); MODULE_DESCRIPTION("Freescale i.MX28 LRADC driver"); MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:" DRIVER_NAME); diff --git a/drivers/staging/iio/addac/adt7316.c b/drivers/staging/iio/addac/adt7316.c index 1e13568..80266e8 100644 --- a/drivers/staging/iio/addac/adt7316.c +++ b/drivers/staging/iio/addac/adt7316.c @@ -412,13 +412,13 @@ static ssize_t adt7316_store_ad_channel(struct device *dev, struct iio_dev *dev_info = dev_to_iio_dev(dev); struct adt7316_chip_info *chip = iio_priv(dev_info); u8 config2; - unsigned long data = 0; + u8 data; int ret; if (!(chip->config2 & ADT7316_AD_SINGLE_CH_MODE)) return -EPERM; - ret = strict_strtoul(buf, 10, &data); + ret = kstrtou8(buf, 10, &data); if (ret) return -EINVAL; @@ -823,10 +823,10 @@ static ssize_t adt7316_store_DAC_2Vref_ch_mask(struct device *dev, struct iio_dev *dev_info = dev_to_iio_dev(dev); struct adt7316_chip_info *chip = iio_priv(dev_info); u8 dac_config; - unsigned long data = 0; + u8 data; int ret; - ret = strict_strtoul(buf, 16, &data); + ret = kstrtou8(buf, 16, &data); if (ret || data > ADT7316_DA_2VREF_CH_MASK) return -EINVAL; @@ -878,13 +878,13 @@ static ssize_t adt7316_store_DAC_update_mode(struct device *dev, struct iio_dev *dev_info = dev_to_iio_dev(dev); struct adt7316_chip_info *chip = iio_priv(dev_info); u8 dac_config; - unsigned long data; + u8 data; int ret; if (!(chip->config3 & ADT7316_DA_EN_VIA_DAC_LDCA)) return -EPERM; - ret = strict_strtoul(buf, 10, &data); + ret = kstrtou8(buf, 10, &data); if (ret || data > ADT7316_DA_EN_MODE_MASK) return -EINVAL; @@ -933,7 +933,7 @@ static ssize_t adt7316_store_update_DAC(struct device *dev, struct iio_dev *dev_info = dev_to_iio_dev(dev); struct adt7316_chip_info *chip = iio_priv(dev_info); u8 ldac_config; - unsigned long data; + u8 data; int ret; if (chip->config3 & ADT7316_DA_EN_VIA_DAC_LDCA) { @@ -941,7 +941,7 @@ static ssize_t adt7316_store_update_DAC(struct device *dev, ADT7316_DA_EN_MODE_LDAC) return -EPERM; - ret = strict_strtoul(buf, 16, &data); + ret = kstrtou8(buf, 16, &data); if (ret || data > ADT7316_LDAC_EN_DA_MASK) return -EINVAL; @@ -1079,11 +1079,11 @@ static ssize_t adt7316_store_DAC_internal_Vref(struct device *dev, struct iio_dev *dev_info = dev_to_iio_dev(dev); struct adt7316_chip_info *chip = iio_priv(dev_info); u8 ldac_config; - unsigned long data; + u8 data; int ret; if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX) { - ret = strict_strtoul(buf, 16, &data); + ret = kstrtou8(buf, 16, &data); if (ret || data > 3) return -EINVAL; @@ -1093,7 +1093,7 @@ static ssize_t adt7316_store_DAC_internal_Vref(struct device *dev, else if (data & 0x2) ldac_config |= ADT7516_DAC_CD_IN_VREF; } else { - ret = strict_strtoul(buf, 16, &data); + ret = kstrtou8(buf, 16, &data); if (ret) return -EINVAL; @@ -1281,11 +1281,11 @@ static ssize_t adt7316_show_temp_offset(struct adt7316_chip_info *chip, static ssize_t adt7316_store_temp_offset(struct adt7316_chip_info *chip, int offset_addr, const char *buf, size_t len) { - long data; + int data; u8 val; int ret; - ret = strict_strtol(buf, 10, &data); + ret = kstrtoint(buf, 10, &data); if (ret || data > 127 || data < -128) return -EINVAL; @@ -1442,7 +1442,7 @@ static ssize_t adt7316_store_DAC(struct adt7316_chip_info *chip, int channel, const char *buf, size_t len) { u8 msb, lsb, offset; - unsigned long data; + u16 data; int ret; if (channel >= ADT7316_DA_MSB_DATA_REGS || @@ -1454,7 +1454,7 @@ static ssize_t adt7316_store_DAC(struct adt7316_chip_info *chip, offset = chip->dac_bits - 8; - ret = strict_strtoul(buf, 10, &data); + ret = kstrtou16(buf, 10, &data); if (ret || data >= (1 << chip->dac_bits)) return -EINVAL; @@ -1830,11 +1830,11 @@ static ssize_t adt7316_set_int_mask(struct device *dev, { struct iio_dev *dev_info = dev_to_iio_dev(dev); struct adt7316_chip_info *chip = iio_priv(dev_info); - unsigned long data; + u16 data; int ret; u8 mask; - ret = strict_strtoul(buf, 16, &data); + ret = kstrtou16(buf, 16, &data); if (ret || data >= ADT7316_VDD_INT_MASK + 1) return -EINVAL; @@ -1901,7 +1901,7 @@ static inline ssize_t adt7316_set_ad_bound(struct device *dev, struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); struct iio_dev *dev_info = dev_to_iio_dev(dev); struct adt7316_chip_info *chip = iio_priv(dev_info); - long data; + int data; u8 val; int ret; @@ -1909,7 +1909,7 @@ static inline ssize_t adt7316_set_ad_bound(struct device *dev, this_attr->address > ADT7316_EX_TEMP_LOW) return -EPERM; - ret = strict_strtol(buf, 10, &data); + ret = kstrtoint(buf, 10, &data); if (ret) return -EINVAL; @@ -2106,11 +2106,9 @@ int adt7316_probe(struct device *dev, struct adt7316_bus *bus, unsigned short *adt7316_platform_data = dev->platform_data; int ret = 0; - indio_dev = iio_device_alloc(sizeof(*chip)); - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(dev, sizeof(*chip)); + if (!indio_dev) + return -ENOMEM; chip = iio_priv(indio_dev); /* this is only used for device removal purposes */ dev_set_drvdata(dev, indio_dev); @@ -2146,58 +2144,44 @@ int adt7316_probe(struct device *dev, struct adt7316_bus *bus, if (adt7316_platform_data[0]) chip->bus.irq_flags = adt7316_platform_data[0]; - ret = request_threaded_irq(chip->bus.irq, - NULL, - &adt7316_event_handler, - chip->bus.irq_flags | IRQF_ONESHOT, - indio_dev->name, - indio_dev); + ret = devm_request_threaded_irq(dev, chip->bus.irq, + NULL, + &adt7316_event_handler, + chip->bus.irq_flags | + IRQF_ONESHOT, + indio_dev->name, + indio_dev); if (ret) - goto error_free_dev; + return ret; if (chip->bus.irq_flags & IRQF_TRIGGER_HIGH) chip->config1 |= ADT7316_INT_POLARITY; } ret = chip->bus.write(chip->bus.client, ADT7316_CONFIG1, chip->config1); - if (ret) { - ret = -EIO; - goto error_unreg_irq; - } + if (ret) + return -EIO; ret = chip->bus.write(chip->bus.client, ADT7316_CONFIG3, chip->config3); - if (ret) { - ret = -EIO; - goto error_unreg_irq; - } + if (ret) + return -EIO; ret = iio_device_register(indio_dev); if (ret) - goto error_unreg_irq; + return ret; dev_info(dev, "%s temperature sensor, ADC and DAC registered.\n", indio_dev->name); return 0; - -error_unreg_irq: - free_irq(chip->bus.irq, indio_dev); -error_free_dev: - iio_device_free(indio_dev); -error_ret: - return ret; } EXPORT_SYMBOL(adt7316_probe); int adt7316_remove(struct device *dev) { struct iio_dev *indio_dev = dev_get_drvdata(dev); - struct adt7316_chip_info *chip = iio_priv(indio_dev); iio_device_unregister(indio_dev); - if (chip->bus.irq) - free_irq(chip->bus.irq, indio_dev); - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/frequency/ad5930.c b/drivers/staging/iio/frequency/ad5930.c index 69e90e9..a4aeee6 100644 --- a/drivers/staging/iio/frequency/ad5930.c +++ b/drivers/staging/iio/frequency/ad5930.c @@ -94,11 +94,9 @@ static int ad5930_probe(struct spi_device *spi) struct iio_dev *idev; int ret = 0; - idev = iio_device_alloc(sizeof(*st)); - if (idev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + idev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!idev) + return -ENOMEM; spi_set_drvdata(spi, idev); st = iio_priv(idev); @@ -110,24 +108,18 @@ static int ad5930_probe(struct spi_device *spi) ret = iio_device_register(idev); if (ret) - goto error_free_dev; + return ret; spi->max_speed_hz = 2000000; spi->mode = SPI_MODE_3; spi->bits_per_word = 16; spi_setup(spi); return 0; - -error_free_dev: - iio_device_free(idev); -error_ret: - return ret; } static int ad5930_remove(struct spi_device *spi) { iio_device_unregister(spi_get_drvdata(spi)); - iio_device_free(spi_get_drvdata(spi)); return 0; } diff --git a/drivers/staging/iio/frequency/ad9832.c b/drivers/staging/iio/frequency/ad9832.c index 4e18380..c7d0307 100644 --- a/drivers/staging/iio/frequency/ad9832.c +++ b/drivers/staging/iio/frequency/ad9832.c @@ -81,9 +81,9 @@ static ssize_t ad9832_write(struct device *dev, struct ad9832_state *st = iio_priv(indio_dev); struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); int ret; - long val; + unsigned long val; - ret = strict_strtoul(buf, 10, &val); + ret = kstrtoul(buf, 10, &val); if (ret) goto error_ret; @@ -214,14 +214,14 @@ static int ad9832_probe(struct spi_device *spi) return -ENODEV; } - reg = regulator_get(&spi->dev, "vcc"); + reg = devm_regulator_get(&spi->dev, "vcc"); if (!IS_ERR(reg)) { ret = regulator_enable(reg); if (ret) - goto error_put_reg; + return ret; } - indio_dev = iio_device_alloc(sizeof(*st)); + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (indio_dev == NULL) { ret = -ENOMEM; goto error_disable_reg; @@ -279,47 +279,42 @@ static int ad9832_probe(struct spi_device *spi) ret = spi_sync(st->spi, &st->msg); if (ret) { dev_err(&spi->dev, "device init failed\n"); - goto error_free_device; + goto error_disable_reg; } ret = ad9832_write_frequency(st, AD9832_FREQ0HM, pdata->freq0); if (ret) - goto error_free_device; + goto error_disable_reg; ret = ad9832_write_frequency(st, AD9832_FREQ1HM, pdata->freq1); if (ret) - goto error_free_device; + goto error_disable_reg; ret = ad9832_write_phase(st, AD9832_PHASE0H, pdata->phase0); if (ret) - goto error_free_device; + goto error_disable_reg; ret = ad9832_write_phase(st, AD9832_PHASE1H, pdata->phase1); if (ret) - goto error_free_device; + goto error_disable_reg; ret = ad9832_write_phase(st, AD9832_PHASE2H, pdata->phase2); if (ret) - goto error_free_device; + goto error_disable_reg; ret = ad9832_write_phase(st, AD9832_PHASE3H, pdata->phase3); if (ret) - goto error_free_device; + goto error_disable_reg; ret = iio_device_register(indio_dev); if (ret) - goto error_free_device; + goto error_disable_reg; return 0; -error_free_device: - iio_device_free(indio_dev); error_disable_reg: if (!IS_ERR(reg)) regulator_disable(reg); -error_put_reg: - if (!IS_ERR(reg)) - regulator_put(reg); return ret; } @@ -330,11 +325,8 @@ static int ad9832_remove(struct spi_device *spi) struct ad9832_state *st = iio_priv(indio_dev); iio_device_unregister(indio_dev); - if (!IS_ERR(st->reg)) { + if (!IS_ERR(st->reg)) regulator_disable(st->reg); - regulator_put(st->reg); - } - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/frequency/ad9834.c b/drivers/staging/iio/frequency/ad9834.c index 5cba3c0..86cda61 100644 --- a/drivers/staging/iio/frequency/ad9834.c +++ b/drivers/staging/iio/frequency/ad9834.c @@ -70,9 +70,9 @@ static ssize_t ad9834_write(struct device *dev, struct ad9834_state *st = iio_priv(indio_dev); struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); int ret; - long val; + unsigned long val; - ret = strict_strtoul(buf, 10, &val); + ret = kstrtoul(buf, 10, &val); if (ret) goto error_ret; @@ -327,14 +327,14 @@ static int ad9834_probe(struct spi_device *spi) return -ENODEV; } - reg = regulator_get(&spi->dev, "vcc"); + reg = devm_regulator_get(&spi->dev, "vcc"); if (!IS_ERR(reg)) { ret = regulator_enable(reg); if (ret) - goto error_put_reg; + return ret; } - indio_dev = iio_device_alloc(sizeof(*st)); + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (indio_dev == NULL) { ret = -ENOMEM; goto error_disable_reg; @@ -388,39 +388,35 @@ static int ad9834_probe(struct spi_device *spi) ret = spi_sync(st->spi, &st->msg); if (ret) { dev_err(&spi->dev, "device init failed\n"); - goto error_free_device; + goto error_disable_reg; } ret = ad9834_write_frequency(st, AD9834_REG_FREQ0, pdata->freq0); if (ret) - goto error_free_device; + goto error_disable_reg; ret = ad9834_write_frequency(st, AD9834_REG_FREQ1, pdata->freq1); if (ret) - goto error_free_device; + goto error_disable_reg; ret = ad9834_write_phase(st, AD9834_REG_PHASE0, pdata->phase0); if (ret) - goto error_free_device; + goto error_disable_reg; ret = ad9834_write_phase(st, AD9834_REG_PHASE1, pdata->phase1); if (ret) - goto error_free_device; + goto error_disable_reg; ret = iio_device_register(indio_dev); if (ret) - goto error_free_device; + goto error_disable_reg; return 0; -error_free_device: - iio_device_free(indio_dev); error_disable_reg: if (!IS_ERR(reg)) regulator_disable(reg); -error_put_reg: - if (!IS_ERR(reg)) - regulator_put(reg); + return ret; } @@ -430,11 +426,8 @@ static int ad9834_remove(struct spi_device *spi) struct ad9834_state *st = iio_priv(indio_dev); iio_device_unregister(indio_dev); - if (!IS_ERR(st->reg)) { + if (!IS_ERR(st->reg)) regulator_disable(st->reg); - regulator_put(st->reg); - } - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/frequency/ad9850.c b/drivers/staging/iio/frequency/ad9850.c index 01a8a93..af877ff 100644 --- a/drivers/staging/iio/frequency/ad9850.c +++ b/drivers/staging/iio/frequency/ad9850.c @@ -80,11 +80,9 @@ static int ad9850_probe(struct spi_device *spi) struct iio_dev *idev; int ret = 0; - idev = iio_device_alloc(sizeof(*st)); - if (idev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + idev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!idev) + return -ENOMEM; spi_set_drvdata(spi, idev); st = iio_priv(idev); mutex_init(&st->lock); @@ -96,24 +94,18 @@ static int ad9850_probe(struct spi_device *spi) ret = iio_device_register(idev); if (ret) - goto error_free_dev; + return ret; spi->max_speed_hz = 2000000; spi->mode = SPI_MODE_3; spi->bits_per_word = 16; spi_setup(spi); return 0; - -error_free_dev: - iio_device_free(idev); -error_ret: - return ret; } static int ad9850_remove(struct spi_device *spi) { iio_device_unregister(spi_get_drvdata(spi)); - iio_device_free(spi_get_drvdata(spi)); return 0; } diff --git a/drivers/staging/iio/frequency/ad9852.c b/drivers/staging/iio/frequency/ad9852.c index 1344031..4be2cf8 100644 --- a/drivers/staging/iio/frequency/ad9852.c +++ b/drivers/staging/iio/frequency/ad9852.c @@ -229,11 +229,9 @@ static int ad9852_probe(struct spi_device *spi) struct iio_dev *idev; int ret = 0; - idev = iio_device_alloc(sizeof(*st)); - if (idev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + idev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!idev) + return -ENOMEM; st = iio_priv(idev); spi_set_drvdata(spi, idev); mutex_init(&st->lock); @@ -245,7 +243,7 @@ static int ad9852_probe(struct spi_device *spi) ret = iio_device_register(idev); if (ret) - goto error_free_dev; + return ret; spi->max_speed_hz = 2000000; spi->mode = SPI_MODE_3; spi->bits_per_word = 8; @@ -253,18 +251,11 @@ static int ad9852_probe(struct spi_device *spi) ad9852_init(st); return 0; - -error_free_dev: - iio_device_free(idev); - -error_ret: - return ret; } static int ad9852_remove(struct spi_device *spi) { iio_device_unregister(spi_get_drvdata(spi)); - iio_device_free(spi_get_drvdata(spi)); return 0; } diff --git a/drivers/staging/iio/frequency/ad9910.c b/drivers/staging/iio/frequency/ad9910.c index e48f874..a7d528e 100644 --- a/drivers/staging/iio/frequency/ad9910.c +++ b/drivers/staging/iio/frequency/ad9910.c @@ -367,11 +367,9 @@ static int ad9910_probe(struct spi_device *spi) struct iio_dev *idev; int ret = 0; - idev = iio_device_alloc(sizeof(*st)); - if (idev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + idev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!idev) + return -ENOMEM; spi_set_drvdata(spi, idev); st = iio_priv(idev); mutex_init(&st->lock); @@ -383,24 +381,18 @@ static int ad9910_probe(struct spi_device *spi) ret = iio_device_register(idev); if (ret) - goto error_free_dev; + return ret; spi->max_speed_hz = 2000000; spi->mode = SPI_MODE_3; spi->bits_per_word = 8; spi_setup(spi); ad9910_init(st); return 0; - -error_free_dev: - iio_device_free(idev); -error_ret: - return ret; } static int ad9910_remove(struct spi_device *spi) { iio_device_unregister(spi_get_drvdata(spi)); - iio_device_free(spi_get_drvdata(spi)); return 0; } diff --git a/drivers/staging/iio/frequency/ad9951.c b/drivers/staging/iio/frequency/ad9951.c index 8234e3c..0094c2f 100644 --- a/drivers/staging/iio/frequency/ad9951.c +++ b/drivers/staging/iio/frequency/ad9951.c @@ -176,11 +176,9 @@ static int ad9951_probe(struct spi_device *spi) struct iio_dev *idev; int ret = 0; - idev = iio_device_alloc(sizeof(*st)); - if (idev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + idev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!idev) + return -ENOMEM; spi_set_drvdata(spi, idev); st = iio_priv(idev); mutex_init(&st->lock); @@ -193,25 +191,18 @@ static int ad9951_probe(struct spi_device *spi) ret = iio_device_register(idev); if (ret) - goto error_free_dev; + return ret; spi->max_speed_hz = 2000000; spi->mode = SPI_MODE_3; spi->bits_per_word = 8; spi_setup(spi); ad9951_init(st); return 0; - -error_free_dev: - iio_device_free(idev); - -error_ret: - return ret; } static int ad9951_remove(struct spi_device *spi) { iio_device_unregister(spi_get_drvdata(spi)); - iio_device_free(spi_get_drvdata(spi)); return 0; } diff --git a/drivers/staging/iio/iio_simple_dummy.c b/drivers/staging/iio/iio_simple_dummy.c index 0e8e02a..141ec61 100644 --- a/drivers/staging/iio/iio_simple_dummy.c +++ b/drivers/staging/iio/iio_simple_dummy.c @@ -90,6 +90,11 @@ static const struct iio_chan_spec iio_dummy_channels[] = { * when converting to standard units (microvolts) */ BIT(IIO_CHAN_INFO_SCALE), + /* + * sampling_frequency + * The frequency in Hz at which the channels are sampled + */ + .info_mask_shared_by_dir = BIT(IIO_CHAN_INFO_SAMP_FREQ), /* The ordering of elements in the buffer via an enum */ .scan_index = voltage0, .scan_type = { /* Description of storage in buffer */ @@ -130,6 +135,10 @@ static const struct iio_chan_spec iio_dummy_channels[] = { * input channels of type IIO_VOLTAGE. */ .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), + /* + * sampling_frequency + * The frequency in Hz at which the channels are sampled + */ .scan_index = diffvoltage1m2, .scan_type = { /* Description of storage in buffer */ .sign = 's', /* signed */ @@ -147,6 +156,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = { .channel2 = 4, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), + .info_mask_shared_by_dir = BIT(IIO_CHAN_INFO_SAMP_FREQ), .scan_index = diffvoltage3m4, .scan_type = { .sign = 's', @@ -173,6 +183,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = { */ BIT(IIO_CHAN_INFO_CALIBSCALE) | BIT(IIO_CHAN_INFO_CALIBBIAS), + .info_mask_shared_by_dir = BIT(IIO_CHAN_INFO_SAMP_FREQ), .scan_index = accelx, .scan_type = { /* Description of storage in buffer */ .sign = 's', /* signed */ @@ -272,6 +283,11 @@ static int iio_dummy_read_raw(struct iio_dev *indio_dev, *val2 = st->accel_calibscale->val2; ret = IIO_VAL_INT_PLUS_MICRO; break; + case IIO_CHAN_INFO_SAMP_FREQ: + *val = 3; + *val2 = 33; + ret = IIO_VAL_INT_PLUS_NANO; + break; default: break; } diff --git a/drivers/staging/iio/iio_simple_dummy_buffer.c b/drivers/staging/iio/iio_simple_dummy_buffer.c index 72f400c..09c93ac 100644 --- a/drivers/staging/iio/iio_simple_dummy_buffer.c +++ b/drivers/staging/iio/iio_simple_dummy_buffer.c @@ -82,11 +82,8 @@ static irqreturn_t iio_simple_dummy_trigger_h(int irq, void *p) len += 2; } } - /* Store the timestamp at an 8 byte aligned offset */ - if (indio_dev->scan_timestamp) - *(s64 *)((u8 *)data + ALIGN(len, sizeof(s64))) - = iio_get_time_ns(); - iio_push_to_buffers(indio_dev, (u8 *)data); + + iio_push_to_buffers_with_timestamp(indio_dev, data, iio_get_time_ns()); kfree(data); diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.c b/drivers/staging/iio/impedance-analyzer/ad5933.c index 6330af6..712f3c2 100644 --- a/drivers/staging/iio/impedance-analyzer/ad5933.c +++ b/drivers/staging/iio/impedance-analyzer/ad5933.c @@ -323,10 +323,10 @@ static ssize_t ad5933_store_frequency(struct device *dev, struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ad5933_state *st = iio_priv(indio_dev); struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); - long val; + unsigned long val; int ret; - ret = strict_strtoul(buf, 10, &val); + ret = kstrtoul(buf, 10, &val); if (ret) return ret; @@ -400,12 +400,12 @@ static ssize_t ad5933_store(struct device *dev, struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ad5933_state *st = iio_priv(indio_dev); struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); - long val; + u16 val; int i, ret = 0; unsigned short dat; if (this_attr->address != AD5933_IN_PGA_GAIN) { - ret = strict_strtol(buf, 10, &val); + ret = kstrtou16(buf, 10, &val); if (ret) return ret; } @@ -434,7 +434,7 @@ static ssize_t ad5933_store(struct device *dev, ret = ad5933_cmd(st, 0); break; case AD5933_OUT_SETTLING_CYCLES: - val = clamp(val, 0L, 0x7FFL); + val = clamp(val, (u16)0, (u16)0x7FF); st->settling_cycles = val; /* 2x, 4x handling, see datasheet */ @@ -448,7 +448,7 @@ static ssize_t ad5933_store(struct device *dev, AD5933_REG_SETTLING_CYCLES, 2, (u8 *)&dat); break; case AD5933_FREQ_POINTS: - val = clamp(val, 0L, 511L); + val = clamp(val, (u16)0, (u16)511); st->freq_points = val; dat = cpu_to_be16(val); @@ -676,7 +676,7 @@ static void ad5933_work(struct work_struct *work) } else { buf[0] = be16_to_cpu(buf[0]); } - iio_push_to_buffers(indio_dev, (u8 *)buf); + iio_push_to_buffers(indio_dev, buf); } else { /* no data available - try again later */ schedule_delayed_work(&st->work, st->poll_time_jiffies); @@ -703,7 +703,9 @@ static int ad5933_probe(struct i2c_client *client, int ret, voltage_uv = 0; struct ad5933_platform_data *pdata = client->dev.platform_data; struct ad5933_state *st; - struct iio_dev *indio_dev = iio_device_alloc(sizeof(*st)); + struct iio_dev *indio_dev; + + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; @@ -716,11 +718,11 @@ static int ad5933_probe(struct i2c_client *client, else st->pdata = pdata; - st->reg = regulator_get(&client->dev, "vcc"); + st->reg = devm_regulator_get(&client->dev, "vcc"); if (!IS_ERR(st->reg)) { ret = regulator_enable(st->reg); if (ret) - goto error_put_reg; + return ret; voltage_uv = regulator_get_voltage(st->reg); } @@ -778,11 +780,6 @@ error_unreg_ring: error_disable_reg: if (!IS_ERR(st->reg)) regulator_disable(st->reg); -error_put_reg: - if (!IS_ERR(st->reg)) - regulator_put(st->reg); - - iio_device_free(indio_dev); return ret; } @@ -795,11 +792,8 @@ static int ad5933_remove(struct i2c_client *client) iio_device_unregister(indio_dev); iio_buffer_unregister(indio_dev); iio_kfifo_free(indio_dev->buffer); - if (!IS_ERR(st->reg)) { + if (!IS_ERR(st->reg)) regulator_disable(st->reg); - regulator_put(st->reg); - } - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/light/isl29018.c b/drivers/staging/iio/light/isl29018.c index e4998e4..488e690 100644 --- a/drivers/staging/iio/light/isl29018.c +++ b/drivers/staging/iio/light/isl29018.c @@ -240,7 +240,7 @@ static ssize_t store_range(struct device *dev, unsigned long lval; unsigned int new_range; - if (strict_strtoul(buf, 10, &lval)) + if (kstrtoul(buf, 10, &lval)) return -EINVAL; if (!(lval == 1000UL || lval == 4000UL || @@ -279,18 +279,18 @@ static ssize_t store_resolution(struct device *dev, struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct isl29018_chip *chip = iio_priv(indio_dev); int status; - unsigned long lval; + unsigned int val; unsigned int new_adc_bit; - if (strict_strtoul(buf, 10, &lval)) + if (kstrtouint(buf, 10, &val)) return -EINVAL; - if (!(lval == 4 || lval == 8 || lval == 12 || lval == 16)) { + if (!(val == 4 || val == 8 || val == 12 || val == 16)) { dev_err(dev, "The resolution is not supported\n"); return -EINVAL; } mutex_lock(&chip->lock); - status = isl29018_set_resolution(chip, lval, &new_adc_bit); + status = isl29018_set_resolution(chip, val, &new_adc_bit); if (status < 0) { mutex_unlock(&chip->lock); dev_err(dev, "Error in setting resolution\n"); @@ -319,11 +319,11 @@ static ssize_t store_prox_infrared_suppression(struct device *dev, { struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct isl29018_chip *chip = iio_priv(indio_dev); - unsigned long lval; + int val; - if (strict_strtoul(buf, 10, &lval)) + if (kstrtoint(buf, 10, &val)) return -EINVAL; - if (!(lval == 0UL || lval == 1UL)) { + if (!(val == 0 || val == 1)) { dev_err(dev, "The mode is not supported\n"); return -EINVAL; } @@ -331,7 +331,7 @@ static ssize_t store_prox_infrared_suppression(struct device *dev, /* get the "proximity scheme" i.e. if the chip does on chip infrared suppression (1 means perform on chip suppression) */ mutex_lock(&chip->lock); - chip->prox_scheme = (int)lval; + chip->prox_scheme = val; mutex_unlock(&chip->lock); return count; diff --git a/drivers/staging/iio/light/tsl2583.c b/drivers/staging/iio/light/tsl2583.c index b377dd3..f8c6595 100644 --- a/drivers/staging/iio/light/tsl2583.c +++ b/drivers/staging/iio/light/tsl2583.c @@ -493,9 +493,9 @@ static ssize_t taos_power_state_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { struct iio_dev *indio_dev = dev_to_iio_dev(dev); - unsigned long value; + int value; - if (strict_strtoul(buf, 0, &value)) + if (kstrtoint(buf, 0, &value)) return -EINVAL; if (value == 0) @@ -536,9 +536,9 @@ static ssize_t taos_gain_store(struct device *dev, { struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct tsl2583_chip *chip = iio_priv(indio_dev); - unsigned long value; + int value; - if (strict_strtoul(buf, 0, &value)) + if (kstrtoint(buf, 0, &value)) return -EINVAL; switch (value) { @@ -582,9 +582,9 @@ static ssize_t taos_als_time_store(struct device *dev, { struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct tsl2583_chip *chip = iio_priv(indio_dev); - unsigned long value; + int value; - if (strict_strtoul(buf, 0, &value)) + if (kstrtoint(buf, 0, &value)) return -EINVAL; if ((value < 50) || (value > 650)) @@ -619,9 +619,9 @@ static ssize_t taos_als_trim_store(struct device *dev, { struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct tsl2583_chip *chip = iio_priv(indio_dev); - unsigned long value; + int value; - if (strict_strtoul(buf, 0, &value)) + if (kstrtoint(buf, 0, &value)) return -EINVAL; if (value) @@ -644,9 +644,9 @@ static ssize_t taos_als_cal_target_store(struct device *dev, { struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct tsl2583_chip *chip = iio_priv(indio_dev); - unsigned long value; + int value; - if (strict_strtoul(buf, 0, &value)) + if (kstrtoint(buf, 0, &value)) return -EINVAL; if (value) @@ -671,9 +671,9 @@ static ssize_t taos_do_calibrate(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { struct iio_dev *indio_dev = dev_to_iio_dev(dev); - unsigned long value; + int value; - if (strict_strtoul(buf, 0, &value)) + if (kstrtoint(buf, 0, &value)) return -EINVAL; if (value == 1) @@ -815,12 +815,9 @@ static int taos_probe(struct i2c_client *clientp, return -EOPNOTSUPP; } - indio_dev = iio_device_alloc(sizeof(*chip)); - if (indio_dev == NULL) { - ret = -ENOMEM; - dev_err(&clientp->dev, "iio allocation failed\n"); - goto fail1; - } + indio_dev = devm_iio_device_alloc(&clientp->dev, sizeof(*chip)); + if (!indio_dev) + return -ENOMEM; chip = iio_priv(indio_dev); chip->client = clientp; i2c_set_clientdata(clientp, indio_dev); @@ -835,14 +832,14 @@ static int taos_probe(struct i2c_client *clientp, if (ret < 0) { dev_err(&clientp->dev, "i2c_smbus_write_bytes() to cmd " "reg failed in taos_probe(), err = %d\n", ret); - goto fail2; + return ret; } ret = i2c_smbus_read_byte(clientp); if (ret < 0) { dev_err(&clientp->dev, "i2c_smbus_read_byte from " "reg failed in taos_probe(), err = %d\n", ret); - goto fail2; + return ret; } buf[i] = ret; } @@ -850,14 +847,14 @@ static int taos_probe(struct i2c_client *clientp, if (!taos_tsl258x_device(buf)) { dev_info(&clientp->dev, "i2c device found but does not match " "expected id in taos_probe()\n"); - goto fail2; + return -EINVAL; } ret = i2c_smbus_write_byte(clientp, (TSL258X_CMD_REG | TSL258X_CNTRL)); if (ret < 0) { dev_err(&clientp->dev, "i2c_smbus_write_byte() to cmd reg " "failed in taos_probe(), err = %d\n", ret); - goto fail2; + return ret; } indio_dev->info = &tsl2583_info; @@ -867,7 +864,7 @@ static int taos_probe(struct i2c_client *clientp, ret = iio_device_register(indio_dev); if (ret) { dev_err(&clientp->dev, "iio registration failed\n"); - goto fail2; + return ret; } /* Load up the V2 defaults (these are hard coded defaults for now) */ @@ -878,10 +875,6 @@ static int taos_probe(struct i2c_client *clientp, dev_info(&clientp->dev, "Light sensor found.\n"); return 0; -fail1: - iio_device_free(indio_dev); -fail2: - return ret; } #ifdef CONFIG_PM_SLEEP @@ -926,7 +919,6 @@ static SIMPLE_DEV_PM_OPS(taos_pm_ops, taos_suspend, taos_resume); static int taos_remove(struct i2c_client *client) { iio_device_unregister(i2c_get_clientdata(client)); - iio_device_free(i2c_get_clientdata(client)); return 0; } diff --git a/drivers/staging/iio/light/tsl2x7x_core.c b/drivers/staging/iio/light/tsl2x7x_core.c index c99f890..9c43dcf 100644 --- a/drivers/staging/iio/light/tsl2x7x_core.c +++ b/drivers/staging/iio/light/tsl2x7x_core.c @@ -550,7 +550,7 @@ 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 +951,6 @@ 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"); @@ -1346,7 +1345,6 @@ static int tsl2x7x_read_raw(struct iio_dev *indio_dev, break; default: return -EINVAL; - break; } break; case IIO_CHAN_INFO_RAW: @@ -1366,7 +1364,6 @@ static int tsl2x7x_read_raw(struct iio_dev *indio_dev, break; default: return -EINVAL; - break; } break; case IIO_CHAN_INFO_CALIBSCALE: @@ -1419,7 +1416,6 @@ 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 +1427,6 @@ 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 +1503,15 @@ 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; @@ -1851,7 +1843,7 @@ 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 +1854,21 @@ 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 +1890,17 @@ 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 +1913,12 @@ 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 +1964,6 @@ 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; } diff --git a/drivers/staging/iio/magnetometer/hmc5843.c b/drivers/staging/iio/magnetometer/hmc5843.c index c3f3f53..76e0cf4 100644 --- a/drivers/staging/iio/magnetometer/hmc5843.c +++ b/drivers/staging/iio/magnetometer/hmc5843.c @@ -643,11 +643,9 @@ static int hmc5843_probe(struct i2c_client *client, struct iio_dev *indio_dev; int err = 0; - indio_dev = iio_device_alloc(sizeof(*data)); - if (indio_dev == NULL) { - err = -ENOMEM; - goto exit; - } + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data)); + if (indio_dev == NULL) + return -ENOMEM; /* default settings at probe */ data = iio_priv(indio_dev); @@ -665,24 +663,16 @@ static int hmc5843_probe(struct i2c_client *client, err = iio_device_register(indio_dev); if (err) - goto exit_free2; + return err; return 0; - -exit_free2: - iio_device_free(indio_dev); -exit: - return err; } static int hmc5843_remove(struct i2c_client *client) { - struct iio_dev *indio_dev = i2c_get_clientdata(client); - - iio_device_unregister(indio_dev); + iio_device_unregister(i2c_get_clientdata(client)); /* sleep mode to save power */ hmc5843_configure(client, HMC5843_MODE_SLEEP); - iio_device_free(indio_dev); return 0; } @@ -691,14 +681,14 @@ static int hmc5843_remove(struct i2c_client *client) static int hmc5843_suspend(struct device *dev) { hmc5843_configure(to_i2c_client(dev), HMC5843_MODE_SLEEP); + return 0; } static int hmc5843_resume(struct device *dev) { struct i2c_client *client = to_i2c_client(dev); - struct iio_dev *indio_dev = i2c_get_clientdata(client); - struct hmc5843_data *data = iio_priv(indio_dev); + struct hmc5843_data *data = iio_priv(i2c_get_clientdata(client)); hmc5843_configure(client, data->operating_mode); @@ -730,6 +720,6 @@ static struct i2c_driver hmc5843_driver = { }; module_i2c_driver(hmc5843_driver); -MODULE_AUTHOR("Shubhrajyoti Datta <shubhrajyoti@ti.com"); +MODULE_AUTHOR("Shubhrajyoti Datta <shubhrajyoti@ti.com>"); MODULE_DESCRIPTION("HMC5843/5883/5883L driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/staging/iio/meter/ade7753.c b/drivers/staging/iio/meter/ade7753.c index 74025fb..6200335 100644 --- a/drivers/staging/iio/meter/ade7753.c +++ b/drivers/staging/iio/meter/ade7753.c @@ -186,9 +186,9 @@ static ssize_t ade7753_write_8bit(struct device *dev, { struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); int ret; - long val; + u8 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou8(buf, 10, &val); if (ret) goto error_ret; ret = ade7753_spi_write_reg_8(dev, this_attr->address, val); @@ -204,9 +204,9 @@ static ssize_t ade7753_write_16bit(struct device *dev, { struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); int ret; - long val; + u16 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou16(buf, 10, &val); if (ret) goto error_ret; ret = ade7753_spi_write_reg_16(dev, this_attr->address, val); @@ -399,11 +399,11 @@ static ssize_t ade7753_write_frequency(struct device *dev, { struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7753_state *st = iio_priv(indio_dev); - unsigned long val; + u16 val; int ret; u16 reg, t; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou16(buf, 10, &val); if (ret) return ret; if (val == 0) @@ -497,11 +497,9 @@ static int ade7753_probe(struct spi_device *spi) struct iio_dev *indio_dev; /* setup the industrialio driver allocated elements */ - indio_dev = iio_device_alloc(sizeof(*st)); - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!indio_dev) + return -ENOMEM; /* this is only used for removal purposes */ spi_set_drvdata(spi, indio_dev); @@ -517,19 +515,13 @@ static int ade7753_probe(struct spi_device *spi) /* Get the device into a sane initial state */ ret = ade7753_initial_setup(indio_dev); if (ret) - goto error_free_dev; + return ret; ret = iio_device_register(indio_dev); if (ret) - goto error_free_dev; + return ret; return 0; - -error_free_dev: - iio_device_free(indio_dev); - -error_ret: - return ret; } /* fixme, confirm ordering in this function */ @@ -539,7 +531,6 @@ static int ade7753_remove(struct spi_device *spi) iio_device_unregister(indio_dev); ade7753_stop_device(&indio_dev->dev); - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/meter/ade7754.c b/drivers/staging/iio/meter/ade7754.c index f649ebe..2e046f6 100644 --- a/drivers/staging/iio/meter/ade7754.c +++ b/drivers/staging/iio/meter/ade7754.c @@ -186,9 +186,9 @@ static ssize_t ade7754_write_8bit(struct device *dev, { struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); int ret; - long val; + u8 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou8(buf, 10, &val); if (ret) goto error_ret; ret = ade7754_spi_write_reg_8(dev, this_attr->address, val); @@ -204,9 +204,9 @@ static ssize_t ade7754_write_16bit(struct device *dev, { struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); int ret; - long val; + u16 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou16(buf, 10, &val); if (ret) goto error_ret; ret = ade7754_spi_write_reg_16(dev, this_attr->address, val); @@ -419,11 +419,11 @@ static ssize_t ade7754_write_frequency(struct device *dev, { struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7754_state *st = iio_priv(indio_dev); - unsigned long val; + u16 val; int ret; u8 reg, t; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou16(buf, 10, &val); if (ret) return ret; if (val == 0) @@ -520,11 +520,9 @@ static int ade7754_probe(struct spi_device *spi) struct iio_dev *indio_dev; /* setup the industrialio driver allocated elements */ - indio_dev = iio_device_alloc(sizeof(*st)); - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!indio_dev) + return -ENOMEM; /* this is only used for removal purposes */ spi_set_drvdata(spi, indio_dev); @@ -540,18 +538,12 @@ static int ade7754_probe(struct spi_device *spi) /* Get the device into a sane initial state */ ret = ade7754_initial_setup(indio_dev); if (ret) - goto error_free_dev; + return ret; ret = iio_device_register(indio_dev); if (ret) - goto error_free_dev; + return ret; return 0; - -error_free_dev: - iio_device_free(indio_dev); - -error_ret: - return ret; } /* fixme, confirm ordering in this function */ @@ -561,7 +553,6 @@ static int ade7754_remove(struct spi_device *spi) iio_device_unregister(indio_dev); ade7754_stop_device(&indio_dev->dev); - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/meter/ade7758_core.c b/drivers/staging/iio/meter/ade7758_core.c index 6005d4a..cba183e 100644 --- a/drivers/staging/iio/meter/ade7758_core.c +++ b/drivers/staging/iio/meter/ade7758_core.c @@ -269,9 +269,9 @@ static ssize_t ade7758_write_8bit(struct device *dev, { struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); int ret; - long val; + u8 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou8(buf, 10, &val); if (ret) goto error_ret; ret = ade7758_spi_write_reg_8(dev, this_attr->address, val); @@ -287,9 +287,9 @@ static ssize_t ade7758_write_16bit(struct device *dev, { struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); int ret; - long val; + u16 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou16(buf, 10, &val); if (ret) goto error_ret; ret = ade7758_spi_write_reg_16(dev, this_attr->address, val); @@ -502,11 +502,11 @@ static ssize_t ade7758_write_frequency(struct device *dev, size_t len) { struct iio_dev *indio_dev = dev_to_iio_dev(dev); - unsigned long val; + u16 val; int ret; u8 reg, t; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou16(buf, 10, &val); if (ret) return ret; @@ -849,12 +849,11 @@ static int ade7758_probe(struct spi_device *spi) { int ret; struct ade7758_state *st; - struct iio_dev *indio_dev = iio_device_alloc(sizeof(*st)); + struct iio_dev *indio_dev; - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!indio_dev) + return -ENOMEM; st = iio_priv(indio_dev); /* this is only used for removal purposes */ @@ -862,10 +861,8 @@ static int ade7758_probe(struct spi_device *spi) /* Allocate the comms buffers */ st->rx = kcalloc(ADE7758_MAX_RX, sizeof(*st->rx), GFP_KERNEL); - if (st->rx == NULL) { - ret = -ENOMEM; - goto error_free_dev; - } + if (!st->rx) + return -ENOMEM; st->tx = kcalloc(ADE7758_MAX_TX, sizeof(*st->tx), GFP_KERNEL); if (st->tx == NULL) { ret = -ENOMEM; @@ -920,9 +917,6 @@ error_free_tx: kfree(st->tx); error_free_rx: kfree(st->rx); -error_free_dev: - iio_device_free(indio_dev); -error_ret: return ret; } @@ -939,8 +933,6 @@ static int ade7758_remove(struct spi_device *spi) kfree(st->tx); kfree(st->rx); - iio_device_free(indio_dev); - return 0; } diff --git a/drivers/staging/iio/meter/ade7758_ring.c b/drivers/staging/iio/meter/ade7758_ring.c index 7d5db71..4080995 100644 --- a/drivers/staging/iio/meter/ade7758_ring.c +++ b/drivers/staging/iio/meter/ade7758_ring.c @@ -69,11 +69,7 @@ static irqreturn_t ade7758_trigger_handler(int irq, void *p) if (ade7758_spi_read_burst(indio_dev) >= 0) *dat32 = get_unaligned_be32(&st->rx_buf[5]) & 0xFFFFFF; - /* Guaranteed to be aligned with 8 byte boundary */ - if (indio_dev->scan_timestamp) - dat64[1] = pf->timestamp; - - iio_push_to_buffers(indio_dev, (u8 *)dat64); + iio_push_to_buffers_with_timestamp(indio_dev, dat64, pf->timestamp); iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/staging/iio/meter/ade7759.c b/drivers/staging/iio/meter/ade7759.c index d214ac49..145f896 100644 --- a/drivers/staging/iio/meter/ade7759.c +++ b/drivers/staging/iio/meter/ade7759.c @@ -185,9 +185,9 @@ static ssize_t ade7759_write_8bit(struct device *dev, { struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); int ret; - long val; + u8 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou8(buf, 10, &val); if (ret) goto error_ret; ret = ade7759_spi_write_reg_8(dev, this_attr->address, val); @@ -203,9 +203,9 @@ static ssize_t ade7759_write_16bit(struct device *dev, { struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); int ret; - long val; + u16 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou16(buf, 10, &val); if (ret) goto error_ret; ret = ade7759_spi_write_reg_16(dev, this_attr->address, val); @@ -360,11 +360,11 @@ static ssize_t ade7759_write_frequency(struct device *dev, { struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7759_state *st = iio_priv(indio_dev); - unsigned long val; + u16 val; int ret; u16 reg, t; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou16(buf, 10, &val); if (ret) return ret; if (val == 0) @@ -444,11 +444,9 @@ static int ade7759_probe(struct spi_device *spi) struct iio_dev *indio_dev; /* setup the industrialio driver allocated elements */ - indio_dev = iio_device_alloc(sizeof(*st)); - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!indio_dev) + return -ENOMEM; /* this is only used for removal purposes */ spi_set_drvdata(spi, indio_dev); @@ -463,18 +461,13 @@ static int ade7759_probe(struct spi_device *spi) /* Get the device into a sane initial state */ ret = ade7759_initial_setup(indio_dev); if (ret) - goto error_free_dev; + return ret; ret = iio_device_register(indio_dev); if (ret) - goto error_free_dev; + return ret; return 0; - -error_free_dev: - iio_device_free(indio_dev); -error_ret: - return ret; } /* fixme, confirm ordering in this function */ @@ -484,7 +477,6 @@ static int ade7759_remove(struct spi_device *spi) iio_device_unregister(indio_dev); ade7759_stop_device(&indio_dev->dev); - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/meter/ade7854-i2c.c b/drivers/staging/iio/meter/ade7854-i2c.c index db9ef6c..5b33c7f 100644 --- a/drivers/staging/iio/meter/ade7854-i2c.c +++ b/drivers/staging/iio/meter/ade7854-i2c.c @@ -208,7 +208,7 @@ static int ade7854_i2c_probe(struct i2c_client *client, struct ade7854_state *st; struct iio_dev *indio_dev; - indio_dev = iio_device_alloc(sizeof(*st)); + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; st = iio_priv(indio_dev); @@ -225,8 +225,6 @@ static int ade7854_i2c_probe(struct i2c_client *client, st->irq = client->irq; ret = ade7854_probe(indio_dev, &client->dev); - if (ret) - iio_device_free(indio_dev); return ret; } diff --git a/drivers/staging/iio/meter/ade7854-spi.c b/drivers/staging/iio/meter/ade7854-spi.c index 4c6d204..94f73bb 100644 --- a/drivers/staging/iio/meter/ade7854-spi.c +++ b/drivers/staging/iio/meter/ade7854-spi.c @@ -278,7 +278,7 @@ static int ade7854_spi_probe(struct spi_device *spi) struct ade7854_state *st; struct iio_dev *indio_dev; - indio_dev = iio_device_alloc(sizeof(*st)); + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; st = iio_priv(indio_dev); @@ -296,8 +296,6 @@ static int ade7854_spi_probe(struct spi_device *spi) ret = ade7854_probe(indio_dev, &spi->dev); - if (ret) - iio_device_free(indio_dev); return ret; } diff --git a/drivers/staging/iio/meter/ade7854.c b/drivers/staging/iio/meter/ade7854.c index e8379c0..d620bbd 100644 --- a/drivers/staging/iio/meter/ade7854.c +++ b/drivers/staging/iio/meter/ade7854.c @@ -100,9 +100,9 @@ static ssize_t ade7854_write_8bit(struct device *dev, struct ade7854_state *st = iio_priv(indio_dev); int ret; - long val; + u8 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou8(buf, 10, &val); if (ret) goto error_ret; ret = st->write_reg_8(dev, this_attr->address, val); @@ -121,9 +121,9 @@ static ssize_t ade7854_write_16bit(struct device *dev, struct ade7854_state *st = iio_priv(indio_dev); int ret; - long val; + u16 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou16(buf, 10, &val); if (ret) goto error_ret; ret = st->write_reg_16(dev, this_attr->address, val); @@ -142,9 +142,9 @@ static ssize_t ade7854_write_24bit(struct device *dev, struct ade7854_state *st = iio_priv(indio_dev); int ret; - long val; + u32 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou32(buf, 10, &val); if (ret) goto error_ret; ret = st->write_reg_24(dev, this_attr->address, val); @@ -163,9 +163,9 @@ static ssize_t ade7854_write_32bit(struct device *dev, struct ade7854_state *st = iio_priv(indio_dev); int ret; - long val; + u32 val; - ret = strict_strtol(buf, 10, &val); + ret = kstrtou32(buf, 10, &val); if (ret) goto error_ret; ret = st->write_reg_32(dev, this_attr->address, val); @@ -550,7 +550,7 @@ int ade7854_probe(struct iio_dev *indio_dev, struct device *dev) ret = iio_device_register(indio_dev); if (ret) - goto error_free_dev; + return ret; /* Get the device into a sane initial state */ ret = ade7854_initial_setup(indio_dev); @@ -561,9 +561,6 @@ int ade7854_probe(struct iio_dev *indio_dev, struct device *dev) error_unreg_dev: iio_device_unregister(indio_dev); -error_free_dev: - iio_device_free(indio_dev); - return ret; } EXPORT_SYMBOL(ade7854_probe); @@ -571,7 +568,6 @@ EXPORT_SYMBOL(ade7854_probe); int ade7854_remove(struct iio_dev *indio_dev) { iio_device_unregister(indio_dev); - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/resolver/ad2s1200.c b/drivers/staging/iio/resolver/ad2s1200.c index 7122116..62d3017 100644 --- a/drivers/staging/iio/resolver/ad2s1200.c +++ b/drivers/staging/iio/resolver/ad2s1200.c @@ -107,16 +107,16 @@ static int ad2s1200_probe(struct spi_device *spi) unsigned short *pins = spi->dev.platform_data; for (pn = 0; pn < AD2S1200_PN; pn++) - if (gpio_request_one(pins[pn], GPIOF_DIR_OUT, DRV_NAME)) { - pr_err("%s: request gpio pin %d failed\n", - DRV_NAME, pins[pn]); - goto error_ret; + ret = devm_gpio_request_one(&spi->dev, pins[pn], GPIOF_DIR_OUT, + DRV_NAME); + if (ret) { + dev_err(&spi->dev, "request gpio pin %d failed\n", + pins[pn]); + return ret; } - indio_dev = iio_device_alloc(sizeof(*st)); - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!indio_dev) + return -ENOMEM; spi_set_drvdata(spi, indio_dev); st = iio_priv(indio_dev); mutex_init(&st->lock); @@ -133,26 +133,18 @@ static int ad2s1200_probe(struct spi_device *spi) ret = iio_device_register(indio_dev); if (ret) - goto error_free_dev; + return ret; spi->max_speed_hz = AD2S1200_HZ; spi->mode = SPI_MODE_3; spi_setup(spi); return 0; - -error_free_dev: - iio_device_free(indio_dev); -error_ret: - for (--pn; pn >= 0; pn--) - gpio_free(pins[pn]); - return ret; } static int ad2s1200_remove(struct spi_device *spi) { iio_device_unregister(spi_get_drvdata(spi)); - iio_device_free(spi_get_drvdata(spi)); return 0; } diff --git a/drivers/staging/iio/resolver/ad2s1210.c b/drivers/staging/iio/resolver/ad2s1210.c index dcdadbb..6966d5f 100644 --- a/drivers/staging/iio/resolver/ad2s1210.c +++ b/drivers/staging/iio/resolver/ad2s1210.c @@ -206,10 +206,10 @@ static ssize_t ad2s1210_store_fclkin(struct device *dev, size_t len) { struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev)); - unsigned long fclkin; + unsigned int fclkin; int ret; - ret = strict_strtoul(buf, 10, &fclkin); + ret = kstrtouint(buf, 10, &fclkin); if (ret) return ret; if (fclkin < AD2S1210_MIN_CLKIN || fclkin > AD2S1210_MAX_CLKIN) { @@ -243,10 +243,10 @@ static ssize_t ad2s1210_store_fexcit(struct device *dev, const char *buf, size_t len) { struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev)); - unsigned long fexcit; + unsigned int fexcit; int ret; - ret = strict_strtoul(buf, 10, &fexcit); + ret = kstrtouint(buf, 10, &fexcit); if (ret < 0) return ret; if (fexcit < AD2S1210_MIN_EXCIT || fexcit > AD2S1210_MAX_EXCIT) { @@ -282,11 +282,11 @@ static ssize_t ad2s1210_store_control(struct device *dev, const char *buf, size_t len) { struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev)); - unsigned long udata; + unsigned char udata; unsigned char data; int ret; - ret = strict_strtoul(buf, 16, &udata); + ret = kstrtou8(buf, 16, &udata); if (ret) return -EINVAL; @@ -337,10 +337,10 @@ static ssize_t ad2s1210_store_resolution(struct device *dev, { struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev)); unsigned char data; - unsigned long udata; + unsigned char udata; int ret; - ret = strict_strtoul(buf, 10, &udata); + ret = kstrtou8(buf, 10, &udata); if (ret || udata < 10 || udata > 16) { pr_err("ad2s1210: resolution out of range\n"); return -EINVAL; @@ -438,11 +438,11 @@ static ssize_t ad2s1210_store_reg(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev)); - unsigned long data; + unsigned char data; int ret; struct iio_dev_attr *iattr = to_iio_dev_attr(attr); - ret = strict_strtoul(buf, 10, &data); + ret = kstrtou8(buf, 10, &data); if (ret) return -EINVAL; mutex_lock(&st->lock); @@ -669,16 +669,14 @@ static int ad2s1210_probe(struct spi_device *spi) if (spi->dev.platform_data == NULL) return -EINVAL; - indio_dev = iio_device_alloc(sizeof(*st)); - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!indio_dev) + return -ENOMEM; st = iio_priv(indio_dev); st->pdata = spi->dev.platform_data; ret = ad2s1210_setup_gpios(st); if (ret < 0) - goto error_free_dev; + return ret; spi_set_drvdata(spi, indio_dev); @@ -709,9 +707,6 @@ static int ad2s1210_probe(struct spi_device *spi) error_free_gpios: ad2s1210_free_gpios(st); -error_free_dev: - iio_device_free(indio_dev); -error_ret: return ret; } @@ -721,7 +716,6 @@ static int ad2s1210_remove(struct spi_device *spi) iio_device_unregister(indio_dev); ad2s1210_free_gpios(iio_priv(indio_dev)); - iio_device_free(indio_dev); return 0; } diff --git a/drivers/staging/iio/resolver/ad2s90.c b/drivers/staging/iio/resolver/ad2s90.c index 40b8252..e24c589 100644 --- a/drivers/staging/iio/resolver/ad2s90.c +++ b/drivers/staging/iio/resolver/ad2s90.c @@ -64,11 +64,9 @@ static int ad2s90_probe(struct spi_device *spi) struct ad2s90_state *st; int ret = 0; - indio_dev = iio_device_alloc(sizeof(*st)); - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!indio_dev) + return -ENOMEM; st = iio_priv(indio_dev); spi_set_drvdata(spi, indio_dev); @@ -83,7 +81,7 @@ static int ad2s90_probe(struct spi_device *spi) ret = iio_device_register(indio_dev); if (ret) - goto error_free_dev; + return ret; /* need 600ns between CS and the first falling edge of SCLK */ spi->max_speed_hz = 830000; @@ -91,17 +89,11 @@ static int ad2s90_probe(struct spi_device *spi) spi_setup(spi); return 0; - -error_free_dev: - iio_device_free(indio_dev); -error_ret: - return ret; } static int ad2s90_remove(struct spi_device *spi) { iio_device_unregister(spi_get_drvdata(spi)); - iio_device_free(spi_get_drvdata(spi)); return 0; } diff --git a/drivers/staging/iio/trigger/iio-trig-bfin-timer.c b/drivers/staging/iio/trigger/iio-trig-bfin-timer.c index 38a158b..ebb189c 100644 --- a/drivers/staging/iio/trigger/iio-trig-bfin-timer.c +++ b/drivers/staging/iio/trigger/iio-trig-bfin-timer.c @@ -83,32 +83,28 @@ static ssize_t iio_bfin_tmr_frequency_store(struct device *dev, { struct iio_trigger *trig = to_iio_trigger(dev); struct bfin_tmr_state *st = iio_trigger_get_drvdata(trig); - unsigned long val; + unsigned int val; bool enabled; int ret; - ret = strict_strtoul(buf, 10, &val); + ret = kstrtouint(buf, 10, &val); if (ret) - goto error_ret; + return ret; if (val > 100000) { - ret = -EINVAL; - goto error_ret; - } + return -EINVAL; enabled = get_enabled_gptimers() & st->t->bit; if (enabled) disable_gptimers(st->t->bit); - if (!val) - goto error_ret; + if (val == 0) + return count; val = get_sclk() / val; - if (val <= 4 || val <= st->duty) { - ret = -EINVAL; - goto error_ret; - } + if (val <= 4 || val <= st->duty) + return -EINVAL; set_gptimer_period(st->t->id, val); set_gptimer_pwidth(st->t->id, val - st->duty); @@ -116,8 +112,7 @@ static ssize_t iio_bfin_tmr_frequency_store(struct device *dev, if (enabled) enable_gptimers(st->t->bit); -error_ret: - return ret ? ret : count; + return count; } static ssize_t iio_bfin_tmr_frequency_show(struct device *dev, diff --git a/drivers/staging/iio/trigger/iio-trig-periodic-rtc.c b/drivers/staging/iio/trigger/iio-trig-periodic-rtc.c index 7969597..48a6afa 100644 --- a/drivers/staging/iio/trigger/iio-trig-periodic-rtc.c +++ b/drivers/staging/iio/trigger/iio-trig-periodic-rtc.c @@ -53,10 +53,10 @@ static ssize_t iio_trig_periodic_write_freq(struct device *dev, { struct iio_trigger *trig = to_iio_trigger(dev); struct iio_prtc_trigger_info *trig_info = iio_trigger_get_drvdata(trig); - unsigned long val; + int val; int ret; - ret = strict_strtoul(buf, 10, &val); + ret = kstrtoint(buf, 10, &val); if (ret) goto error_ret; diff --git a/drivers/staging/lustre/lustre/Kconfig b/drivers/staging/lustre/lustre/Kconfig index 2156a44..93d59b6 100644 --- a/drivers/staging/lustre/lustre/Kconfig +++ b/drivers/staging/lustre/lustre/Kconfig @@ -16,7 +16,7 @@ config LUSTRE_FS this file system support as a module, choose M here: the module will be called lustre. - To mount Lustre file systems , you also need to install the user space + To mount Lustre file systems, you also need to install the user space mount.lustre and other user space commands which can be found in the lustre-client package, available from http://downloads.whamcloud.com/public/lustre/ diff --git a/drivers/staging/lustre/lustre/lvfs/fsfilt.c b/drivers/staging/lustre/lustre/lvfs/fsfilt.c index e86df73..0d6ed69 100644 --- a/drivers/staging/lustre/lustre/lvfs/fsfilt.c +++ b/drivers/staging/lustre/lustre/lvfs/fsfilt.c @@ -50,9 +50,8 @@ static struct fsfilt_operations *fsfilt_search_type(const char *type) list_for_each(p, &fsfilt_types) { found = list_entry(p, struct fsfilt_operations, fs_list); - if (!strcmp(found->fs_type, type)) { + if (!strcmp(found->fs_type, type)) return found; - } } return NULL; } @@ -62,7 +61,8 @@ int fsfilt_register_ops(struct fsfilt_operations *fs_ops) struct fsfilt_operations *found; /* lock fsfilt_types list */ - if ((found = fsfilt_search_type(fs_ops->fs_type))) { + found = fsfilt_search_type(fs_ops->fs_type); + if (found) { if (found != fs_ops) { CERROR("different operations for type %s\n", fs_ops->fs_type); @@ -103,14 +103,16 @@ struct fsfilt_operations *fsfilt_get_ops(const char *type) struct fsfilt_operations *fs_ops; /* lock fsfilt_types list */ - if (!(fs_ops = fsfilt_search_type(type))) { + fs_ops = fsfilt_search_type(type); + if (!fs_ops) { char name[32]; int rc; snprintf(name, sizeof(name) - 1, "fsfilt_%s", type); name[sizeof(name) - 1] = '\0'; - if (!(rc = request_module("%s", name))) { + rc = request_module("%s", name); + if (!rc) { fs_ops = fsfilt_search_type(type); CDEBUG(D_INFO, "Loaded module '%s'\n", name); if (!fs_ops) diff --git a/drivers/staging/lustre/lustre/lvfs/lvfs_lib.c b/drivers/staging/lustre/lustre/lvfs/lvfs_lib.c index 97a8be2..b21e40c 100644 --- a/drivers/staging/lustre/lustre/lvfs/lvfs_lib.c +++ b/drivers/staging/lustre/lustre/lvfs/lvfs_lib.c @@ -154,11 +154,10 @@ int lprocfs_stats_alloc_one(struct lprocfs_stats *stats, unsigned int cpuid) spin_lock(&stats->ls_lock); if (stats->ls_biggest_alloc_num <= cpuid) stats->ls_biggest_alloc_num = cpuid + 1; - if (stats->ls_flags & LPROCFS_STATS_FLAG_IRQ_SAFE) { + if (stats->ls_flags & LPROCFS_STATS_FLAG_IRQ_SAFE) spin_unlock_irqrestore(&stats->ls_lock, flags); - } else { + else spin_unlock(&stats->ls_lock); - } } /* initialize the ls_percpu[cpuid] non-zero counter */ for (i = 0; i < stats->ls_num; ++i) { diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c b/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c index 6547f46..316103a 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c +++ b/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c @@ -207,7 +207,7 @@ static void enc_pools_release_free_pages(long npages) p_idx++; g_idx = 0; } - }; + } /* free unused pools */ while (p_idx_max1 < p_idx_max2) { diff --git a/drivers/staging/rtl8188eu/core/rtw_br_ext.c b/drivers/staging/rtl8188eu/core/rtw_br_ext.c index fbca394..63564f7 100644 --- a/drivers/staging/rtl8188eu/core/rtw_br_ext.c +++ b/drivers/staging/rtl8188eu/core/rtw_br_ext.c @@ -677,9 +677,8 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method) switch (method) { case NAT25_CHECK: if (!memcmp(skb->data+ETH_ALEN, ipx->ipx_source.node, ETH_ALEN)) - DEBUG_INFO("NAT25: Check IPX skb_copy\n"); + DEBUG_INFO("NAT25: Check IPX skb_copy\n"); return 0; - return -1; case NAT25_INSERT: DEBUG_INFO("NAT25: Insert IPX, Dest =%08x,%02x%02x%02x%02x%02x%02x,%04x Source =%08x,%02x%02x%02x%02x%02x%02x,%04x\n", ipx->ipx_dest.net, diff --git a/drivers/staging/rtl8188eu/core/rtw_efuse.c b/drivers/staging/rtl8188eu/core/rtw_efuse.c index 869434c..ad1c174 100644 --- a/drivers/staging/rtl8188eu/core/rtw_efuse.c +++ b/drivers/staging/rtl8188eu/core/rtw_efuse.c @@ -542,7 +542,7 @@ u8 rtw_efuse_map_write(struct adapter *padapter, u16 addr, u16 cnts, u8 *data) { u8 offset, word_en; u8 *map; - u8 newdata[PGPKT_DATA_SIZE]; + u8 newdata[PGPKT_DATA_SIZE + 1]; s32 i, idx; u8 ret = _SUCCESS; u16 mapLen = 0; @@ -564,7 +564,7 @@ u8 rtw_efuse_map_write(struct adapter *padapter, u16 addr, u16 cnts, u8 *data) offset = (addr >> 3); word_en = 0xF; - _rtw_memset(newdata, 0xFF, PGPKT_DATA_SIZE); + _rtw_memset(newdata, 0xFF, PGPKT_DATA_SIZE + 1); i = addr & 0x7; /* index of one package */ idx = 0; /* data index */ @@ -634,7 +634,7 @@ u8 rtw_BT_efuse_map_write(struct adapter *padapter, u16 addr, u16 cnts, u8 *data { u8 offset, word_en; u8 *map; - u8 newdata[PGPKT_DATA_SIZE]; + u8 newdata[PGPKT_DATA_SIZE + 1]; s32 i, idx; u8 ret = _SUCCESS; u16 mapLen = 0; @@ -656,7 +656,7 @@ u8 rtw_BT_efuse_map_write(struct adapter *padapter, u16 addr, u16 cnts, u8 *data offset = (addr >> 3); word_en = 0xF; - _rtw_memset(newdata, 0xFF, PGPKT_DATA_SIZE); + _rtw_memset(newdata, 0xFF, PGPKT_DATA_SIZE + 1); i = addr & 0x7; /* index of one package */ idx = 0; /* data index */ diff --git a/drivers/staging/rtl8188eu/core/rtw_recv.c b/drivers/staging/rtl8188eu/core/rtw_recv.c index 2011657..ba8e534 100644 --- a/drivers/staging/rtl8188eu/core/rtw_recv.c +++ b/drivers/staging/rtl8188eu/core/rtw_recv.c @@ -204,11 +204,14 @@ void rtw_init_recvframe(union recv_frame *precvframe, struct recv_priv *precvpri int rtw_free_recvframe(union recv_frame *precvframe, struct __queue *pfree_recv_queue) { unsigned long irqL; - struct adapter *padapter = precvframe->u.hdr.adapter; - struct recv_priv *precvpriv = &padapter->recvpriv; + struct adapter *padapter; + struct recv_priv *precvpriv; _func_enter_; - + if (!precvframe) + return _FAIL; + padapter = precvframe->u.hdr.adapter; + precvpriv = &padapter->recvpriv; if (precvframe->u.hdr.pkt) { dev_kfree_skb_any(precvframe->u.hdr.pkt);/* free skb by driver */ precvframe->u.hdr.pkt = NULL; @@ -1798,16 +1801,14 @@ static int amsdu_to_msdu(struct adapter *padapter, union recv_frame *prframe) memcpy(skb_push(sub_skb, ETH_ALEN), pattrib->dst, ETH_ALEN); } - /* Indicat the packets to upper layer */ - if (sub_skb) { - /* Insert NAT2.5 RX here! */ - sub_skb->protocol = eth_type_trans(sub_skb, padapter->pnetdev); - sub_skb->dev = padapter->pnetdev; + /* Indicate the packets to upper layer */ + /* Insert NAT2.5 RX here! */ + sub_skb->protocol = eth_type_trans(sub_skb, padapter->pnetdev); + sub_skb->dev = padapter->pnetdev; - sub_skb->ip_summed = CHECKSUM_NONE; + sub_skb->ip_summed = CHECKSUM_NONE; - netif_rx(sub_skb); - } + netif_rx(sub_skb); } exit: diff --git a/drivers/staging/rtl8188eu/core/rtw_sta_mgt.c b/drivers/staging/rtl8188eu/core/rtw_sta_mgt.c index c2977be..cd3c9a7 100644 --- a/drivers/staging/rtl8188eu/core/rtw_sta_mgt.c +++ b/drivers/staging/rtl8188eu/core/rtw_sta_mgt.c @@ -267,9 +267,8 @@ _func_enter_; rtw_mfree_sta_priv_lock(pstapriv); - if (pstapriv->pallocated_stainfo_buf) { + if (pstapriv->pallocated_stainfo_buf) rtw_vmfree(pstapriv->pallocated_stainfo_buf, sizeof(struct sta_info)*NUM_STA+4); - } } _func_exit_; @@ -315,7 +314,7 @@ _func_enter_; rtw_list_insert_tail(&psta->hash_list, phash_list); - pstapriv->asoc_sta_count++ ; + pstapriv->asoc_sta_count++; _exit_critical_bh(&(pstapriv->sta_hash_lock), &irql2); @@ -419,7 +418,7 @@ _func_enter_; _cancel_timer_ex(&psta->addba_retry_timer); /* for A-MPDU Rx reordering buffer control, cancel reordering_ctrl_timer */ - for (i = 0; i < 16 ; i++) { + for (i = 0; i < 16; i++) { unsigned long irql; struct list_head *phead, *plist; union recv_frame *prframe; diff --git a/drivers/staging/rtl8188eu/core/rtw_wlan_util.c b/drivers/staging/rtl8188eu/core/rtw_wlan_util.c index 8018edd..153ec61 100644 --- a/drivers/staging/rtl8188eu/core/rtw_wlan_util.c +++ b/drivers/staging/rtl8188eu/core/rtw_wlan_util.c @@ -80,7 +80,7 @@ int cckratesonly_included(unsigned char *rate, int ratelen) for (i = 0; i < ratelen; i++) { if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) && (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22)) - return false; + return false; } return true; @@ -766,7 +766,7 @@ void HT_caps_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE) for (i = 0; i < (pIE->Length); i++) { if (i != 2) { - /* Got the endian issue here. */ + /* Got the endian issue here. */ pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]); } else { /* modify from fw by Thomas 2010/11/17 */ @@ -1096,13 +1096,13 @@ int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len) } kfree(bssid); + _func_exit_; return _SUCCESS; _mismatch: kfree(bssid); - return _FAIL; - _func_exit_; + return _FAIL; } void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) @@ -1186,7 +1186,7 @@ unsigned int should_forbid_n_rate(struct adapter *padapter) case _RSN_IE_2_: if ((_rtw_memcmp((pIE->data + 8), RSN_CIPHER_SUITE_CCMP, 4)) || (_rtw_memcmp((pIE->data + 12), RSN_CIPHER_SUITE_CCMP, 4))) - return false; + return false; default: break; } @@ -1368,21 +1368,21 @@ void update_tx_basic_rate(struct adapter *padapter, u8 wirelessmode) #ifdef CONFIG_88EU_P2P struct wifidirect_info *pwdinfo = &padapter->wdinfo; - /* Added by Albert 2011/03/22 */ - /* In the P2P mode, the driver should not support the b mode. */ - /* So, the Tx packet shouldn't use the CCK rate */ + /* Added by Albert 2011/03/22 */ + /* In the P2P mode, the driver should not support the b mode. */ + /* So, the Tx packet shouldn't use the CCK rate */ if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) return; #endif /* CONFIG_88EU_P2P */ _rtw_memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX); - if ((wirelessmode & WIRELESS_11B) && (wirelessmode == WIRELESS_11B)) { + if ((wirelessmode & WIRELESS_11B) && (wirelessmode == WIRELESS_11B)) memcpy(supported_rates, rtw_basic_rate_cck, 4); - } else if (wirelessmode & WIRELESS_11B) { + else if (wirelessmode & WIRELESS_11B) memcpy(supported_rates, rtw_basic_rate_mix, 7); - } else { + else memcpy(supported_rates, rtw_basic_rate_ofdm, 3); - } + if (wirelessmode & WIRELESS_11B) update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); @@ -1435,7 +1435,7 @@ unsigned char check_assoc_AP(u8 *pframe, uint len) DBG_88E("link to Airgo Cap\n"); return HT_IOT_PEER_AIRGO; } else if (_rtw_memcmp(pIE->data, EPIGRAM_OUI, 3)) { - epigram_vendor_flag = 1; + epigram_vendor_flag = 1; if (ralink_vendor_flag) { DBG_88E("link to Tenda W311R AP\n"); return HT_IOT_PEER_TENDA; diff --git a/drivers/staging/rtl8188eu/core/rtw_xmit.c b/drivers/staging/rtl8188eu/core/rtw_xmit.c index bb5cd95..a594e51 100644 --- a/drivers/staging/rtl8188eu/core/rtw_xmit.c +++ b/drivers/staging/rtl8188eu/core/rtw_xmit.c @@ -1556,7 +1556,7 @@ static struct xmit_frame *dequeue_one_xmitframe(struct xmit_priv *pxmitpriv, str xmitframe_phead = get_list_head(pframe_queue); xmitframe_plist = get_next(xmitframe_phead); - while (!rtw_end_of_queue_search(xmitframe_phead, xmitframe_plist)) { + if (!rtw_end_of_queue_search(xmitframe_phead, xmitframe_plist)) { pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list); xmitframe_plist = get_next(xmitframe_plist); @@ -1564,12 +1564,7 @@ static struct xmit_frame *dequeue_one_xmitframe(struct xmit_priv *pxmitpriv, str rtw_list_delete(&pxmitframe->list); ptxservq->qcnt--; - - break; - - pxmitframe = NULL; } - return pxmitframe; } diff --git a/drivers/staging/rtl8188eu/hal/HalPhyRf_8188e.c b/drivers/staging/rtl8188eu/hal/HalPhyRf_8188e.c index e4f20da..bb43793 100644 --- a/drivers/staging/rtl8188eu/hal/HalPhyRf_8188e.c +++ b/drivers/staging/rtl8188eu/hal/HalPhyRf_8188e.c @@ -1276,407 +1276,6 @@ static void phy_LCCalibrate_8188E(struct adapter *adapt, bool is2t) } } -/* Analog Pre-distortion calibration */ -#define APK_BB_REG_NUM 8 -#define APK_CURVE_REG_NUM 4 -#define PATH_NUM 2 - -static void phy_APCalibrate_8188E(struct adapter *adapt, s8 delta, bool is2t) -{ - struct hal_data_8188e *pHalData = GET_HAL_DATA(adapt); - struct odm_dm_struct *dm_odm = &pHalData->odmpriv; - u32 regD[PATH_NUM]; - u32 tmpreg, index, offset, apkbound; - u8 path, i, pathbound = PATH_NUM; - u32 BB_backup[APK_BB_REG_NUM]; - u32 BB_REG[APK_BB_REG_NUM] = { - rFPGA1_TxBlock, rOFDM0_TRxPathEnable, - rFPGA0_RFMOD, rOFDM0_TRMuxPar, - rFPGA0_XCD_RFInterfaceSW, rFPGA0_XAB_RFInterfaceSW, - rFPGA0_XA_RFInterfaceOE, rFPGA0_XB_RFInterfaceOE }; - u32 BB_AP_MODE[APK_BB_REG_NUM] = { - 0x00000020, 0x00a05430, 0x02040000, - 0x000800e4, 0x00204000 }; - u32 BB_normal_AP_MODE[APK_BB_REG_NUM] = { - 0x00000020, 0x00a05430, 0x02040000, - 0x000800e4, 0x22204000 }; - - u32 AFE_backup[IQK_ADDA_REG_NUM]; - u32 AFE_REG[IQK_ADDA_REG_NUM] = { - rFPGA0_XCD_SwitchControl, rBlue_Tooth, - rRx_Wait_CCA, rTx_CCK_RFON, - rTx_CCK_BBON, rTx_OFDM_RFON, - rTx_OFDM_BBON, rTx_To_Rx, - rTx_To_Tx, rRx_CCK, - rRx_OFDM, rRx_Wait_RIFS, - rRx_TO_Rx, rStandby, - rSleep, rPMPD_ANAEN }; - - u32 MAC_backup[IQK_MAC_REG_NUM]; - u32 MAC_REG[IQK_MAC_REG_NUM] = { - REG_TXPAUSE, REG_BCN_CTRL, - REG_BCN_CTRL_1, REG_GPIO_MUXCFG}; - - u32 APK_RF_init_value[PATH_NUM][APK_BB_REG_NUM] = { - {0x0852c, 0x1852c, 0x5852c, 0x1852c, 0x5852c}, - {0x2852e, 0x0852e, 0x3852e, 0x0852e, 0x0852e} - }; - - u32 APK_normal_RF_init_value[PATH_NUM][APK_BB_REG_NUM] = { - {0x0852c, 0x0a52c, 0x3a52c, 0x5a52c, 0x5a52c}, /* path settings equal to path b settings */ - {0x0852c, 0x0a52c, 0x5a52c, 0x5a52c, 0x5a52c} - }; - - u32 APK_RF_value_0[PATH_NUM][APK_BB_REG_NUM] = { - {0x52019, 0x52014, 0x52013, 0x5200f, 0x5208d}, - {0x5201a, 0x52019, 0x52016, 0x52033, 0x52050} - }; - - u32 APK_normal_RF_value_0[PATH_NUM][APK_BB_REG_NUM] = { - {0x52019, 0x52017, 0x52010, 0x5200d, 0x5206a}, /* path settings equal to path b settings */ - {0x52019, 0x52017, 0x52010, 0x5200d, 0x5206a} - }; - - u32 AFE_on_off[PATH_NUM] = { - 0x04db25a4, 0x0b1b25a4}; /* path A on path B off / path A off path B on */ - - u32 APK_offset[PATH_NUM] = { - rConfig_AntA, rConfig_AntB}; - - u32 APK_normal_offset[PATH_NUM] = { - rConfig_Pmpd_AntA, rConfig_Pmpd_AntB}; - - u32 APK_value[PATH_NUM] = { - 0x92fc0000, 0x12fc0000}; - - u32 APK_normal_value[PATH_NUM] = { - 0x92680000, 0x12680000}; - - s8 APK_delta_mapping[APK_BB_REG_NUM][13] = { - {-4, -3, -2, -2, -1, -1, 0, 1, 2, 3, 4, 5, 6}, - {-4, -3, -2, -2, -1, -1, 0, 1, 2, 3, 4, 5, 6}, - {-6, -4, -2, -2, -1, -1, 0, 1, 2, 3, 4, 5, 6}, - {-1, -1, -1, -1, -1, -1, 0, 1, 2, 3, 4, 5, 6}, - {-11, -9, -7, -5, -3, -1, 0, 0, 0, 0, 0, 0, 0} - }; - - u32 APK_normal_setting_value_1[13] = { - 0x01017018, 0xf7ed8f84, 0x1b1a1816, 0x2522201e, 0x322e2b28, - 0x433f3a36, 0x5b544e49, 0x7b726a62, 0xa69a8f84, 0xdfcfc0b3, - 0x12680000, 0x00880000, 0x00880000 - }; - - u32 APK_normal_setting_value_2[16] = { - 0x01c7021d, 0x01670183, 0x01000123, 0x00bf00e2, 0x008d00a3, - 0x0068007b, 0x004d0059, 0x003a0042, 0x002b0031, 0x001f0025, - 0x0017001b, 0x00110014, 0x000c000f, 0x0009000b, 0x00070008, - 0x00050006 - }; - - u32 APK_result[PATH_NUM][APK_BB_REG_NUM]; /* val_1_1a, val_1_2a, val_2a, val_3a, val_4a */ - s32 BB_offset, delta_V, delta_offset; - - if (*(dm_odm->mp_mode) == 1) { - struct mpt_context *pMptCtx = &(adapt->mppriv.MptCtx); - pMptCtx->APK_bound[0] = 45; - pMptCtx->APK_bound[1] = 52; - } - - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("==>phy_APCalibrate_8188E() delta %d\n", delta)); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("AP Calibration for %s\n", (is2t ? "2T2R" : "1T1R"))); - if (!is2t) - pathbound = 1; - - /* 2 FOR NORMAL CHIP SETTINGS */ - -/* Temporarily do not allow normal driver to do the following settings - * because these offset and value will cause RF internal PA to be - * unpredictably disabled by HW, such that RF Tx signal will disappear - * after disable/enable card many times on 88CU. RF SD and DD have not - * find the root cause, so we remove these actions temporarily. - */ - if (*(dm_odm->mp_mode) != 1) - return; - /* settings adjust for normal chip */ - for (index = 0; index < PATH_NUM; index++) { - APK_offset[index] = APK_normal_offset[index]; - APK_value[index] = APK_normal_value[index]; - AFE_on_off[index] = 0x6fdb25a4; - } - - for (index = 0; index < APK_BB_REG_NUM; index++) { - for (path = 0; path < pathbound; path++) { - APK_RF_init_value[path][index] = APK_normal_RF_init_value[path][index]; - APK_RF_value_0[path][index] = APK_normal_RF_value_0[path][index]; - } - BB_AP_MODE[index] = BB_normal_AP_MODE[index]; - } - - apkbound = 6; - - /* save BB default value */ - for (index = 0; index < APK_BB_REG_NUM; index++) { - if (index == 0) /* skip */ - continue; - BB_backup[index] = ODM_GetBBReg(dm_odm, BB_REG[index], bMaskDWord); - } - - /* save MAC default value */ - _PHY_SaveMACRegisters(adapt, MAC_REG, MAC_backup); - - /* save AFE default value */ - _PHY_SaveADDARegisters(adapt, AFE_REG, AFE_backup, IQK_ADDA_REG_NUM); - - for (path = 0; path < pathbound; path++) { - if (path == RF_PATH_A) { - /* path A APK */ - /* load APK setting */ - /* path-A */ - offset = rPdp_AntA; - for (index = 0; index < 11; index++) { - ODM_SetBBReg(dm_odm, offset, bMaskDWord, APK_normal_setting_value_1[index]); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, - ("phy_APCalibrate_8188E() offset 0x%x value 0x%x\n", - offset, ODM_GetBBReg(dm_odm, offset, bMaskDWord))); - offset += 0x04; - } - - ODM_SetBBReg(dm_odm, rConfig_Pmpd_AntB, bMaskDWord, 0x12680000); - - offset = rConfig_AntA; - for (; index < 13; index++) { - ODM_SetBBReg(dm_odm, offset, bMaskDWord, APK_normal_setting_value_1[index]); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, - ("phy_APCalibrate_8188E() offset 0x%x value 0x%x\n", - offset, ODM_GetBBReg(dm_odm, offset, bMaskDWord))); - offset += 0x04; - } - - /* page-B1 */ - ODM_SetBBReg(dm_odm, rFPGA0_IQK, bMaskDWord, 0x40000000); - - /* path A */ - offset = rPdp_AntA; - for (index = 0; index < 16; index++) { - ODM_SetBBReg(dm_odm, offset, bMaskDWord, APK_normal_setting_value_2[index]); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, - ("phy_APCalibrate_8188E() offset 0x%x value 0x%x\n", - offset, ODM_GetBBReg(dm_odm, offset, bMaskDWord))); - - offset += 0x04; - } - ODM_SetBBReg(dm_odm, rFPGA0_IQK, bMaskDWord, 0x00000000); - } else if (path == RF_PATH_B) { - /* path B APK */ - /* load APK setting */ - /* path-B */ - offset = rPdp_AntB; - for (index = 0; index < 10; index++) { - ODM_SetBBReg(dm_odm, offset, bMaskDWord, APK_normal_setting_value_1[index]); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, - ("phy_APCalibrate_8188E() offset 0x%x value 0x%x\n", - offset, ODM_GetBBReg(dm_odm, offset, bMaskDWord))); - - offset += 0x04; - } - ODM_SetBBReg(dm_odm, rConfig_Pmpd_AntA, bMaskDWord, 0x12680000); - PHY_SetBBReg(adapt, rConfig_Pmpd_AntB, bMaskDWord, 0x12680000); - - offset = rConfig_AntA; - index = 11; - for (; index < 13; index++) { /* offset 0xb68, 0xb6c */ - ODM_SetBBReg(dm_odm, offset, bMaskDWord, APK_normal_setting_value_1[index]); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, - ("phy_APCalibrate_8188E() offset 0x%x value 0x%x\n", - offset, ODM_GetBBReg(dm_odm, offset, bMaskDWord))); - offset += 0x04; - } - - /* page-B1 */ - ODM_SetBBReg(dm_odm, rFPGA0_IQK, bMaskDWord, 0x40000000); - - /* path B */ - offset = 0xb60; - for (index = 0; index < 16; index++) { - ODM_SetBBReg(dm_odm, offset, bMaskDWord, APK_normal_setting_value_2[index]); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, - ("phy_APCalibrate_8188E() offset 0x%x value 0x%x\n", - offset, ODM_GetBBReg(dm_odm, offset, bMaskDWord))); - - offset += 0x04; - } - ODM_SetBBReg(dm_odm, rFPGA0_IQK, bMaskDWord, 0); - } - - /* save RF default value */ - regD[path] = PHY_QueryRFReg(adapt, path, RF_TXBIAS_A, bMaskDWord); - - /* Path A AFE all on, path B AFE All off or vise versa */ - for (index = 0; index < IQK_ADDA_REG_NUM; index++) - ODM_SetBBReg(dm_odm, AFE_REG[index], bMaskDWord, AFE_on_off[path]); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, - ("phy_APCalibrate_8188E() offset 0xe70 %x\n", - ODM_GetBBReg(dm_odm, rRx_Wait_CCA, bMaskDWord))); - - /* BB to AP mode */ - if (path == 0) { - for (index = 0; index < APK_BB_REG_NUM; index++) { - if (index == 0) /* skip */ - continue; - else if (index < 5) - ODM_SetBBReg(dm_odm, BB_REG[index], bMaskDWord, BB_AP_MODE[index]); - else if (BB_REG[index] == 0x870) - ODM_SetBBReg(dm_odm, BB_REG[index], bMaskDWord, BB_backup[index]|BIT10|BIT26); - else - ODM_SetBBReg(dm_odm, BB_REG[index], BIT10, 0x0); - } - - ODM_SetBBReg(dm_odm, rTx_IQK_Tone_A, bMaskDWord, 0x01008c00); - ODM_SetBBReg(dm_odm, rRx_IQK_Tone_A, bMaskDWord, 0x01008c00); - } else { - /* path B */ - ODM_SetBBReg(dm_odm, rTx_IQK_Tone_B, bMaskDWord, 0x01008c00); - ODM_SetBBReg(dm_odm, rRx_IQK_Tone_B, bMaskDWord, 0x01008c00); - } - - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, - ("phy_APCalibrate_8188E() offset 0x800 %x\n", - ODM_GetBBReg(dm_odm, 0x800, bMaskDWord))); - - /* MAC settings */ - _PHY_MACSettingCalibration(adapt, MAC_REG, MAC_backup); - - if (path == RF_PATH_A) { - /* Path B to standby mode */ - ODM_SetRFReg(dm_odm, RF_PATH_B, RF_AC, bMaskDWord, 0x10000); - } else { - /* Path A to standby mode */ - ODM_SetRFReg(dm_odm, RF_PATH_A, RF_AC, bMaskDWord, 0x10000); - ODM_SetRFReg(dm_odm, RF_PATH_A, RF_MODE1, bMaskDWord, 0x1000f); - ODM_SetRFReg(dm_odm, RF_PATH_A, RF_MODE2, bMaskDWord, 0x20103); - } - - delta_offset = ((delta+14)/2); - if (delta_offset < 0) - delta_offset = 0; - else if (delta_offset > 12) - delta_offset = 12; - - /* AP calibration */ - for (index = 0; index < APK_BB_REG_NUM; index++) { - if (index != 1) /* only DO PA11+PAD01001, AP RF setting */ - continue; - - tmpreg = APK_RF_init_value[path][index]; - if (!dm_odm->RFCalibrateInfo.bAPKThermalMeterIgnore) { - BB_offset = (tmpreg & 0xF0000) >> 16; - - if (!(tmpreg & BIT15)) /* sign bit 0 */ - BB_offset = -BB_offset; - - delta_V = APK_delta_mapping[index][delta_offset]; - - BB_offset += delta_V; - - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, - ("phy_APCalibrate_8188E() APK index %d tmpreg 0x%x delta_V %d delta_offset %d\n", - index, tmpreg, delta_V, delta_offset)); - - if (BB_offset < 0) { - tmpreg = tmpreg & (~BIT15); - BB_offset = -BB_offset; - } else { - tmpreg = tmpreg | BIT15; - } - tmpreg = (tmpreg & 0xFFF0FFFF) | (BB_offset << 16); - } - - ODM_SetRFReg(dm_odm, path, RF_IPA_A, bMaskDWord, 0x8992e); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("phy_APCalibrate_8188E() offset 0xc %x\n", PHY_QueryRFReg(adapt, path, RF_IPA_A, bMaskDWord))); - ODM_SetRFReg(dm_odm, path, RF_AC, bMaskDWord, APK_RF_value_0[path][index]); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("phy_APCalibrate_8188E() offset 0x0 %x\n", PHY_QueryRFReg(adapt, path, RF_AC, bMaskDWord))); - ODM_SetRFReg(dm_odm, path, RF_TXBIAS_A, bMaskDWord, tmpreg); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("phy_APCalibrate_8188E() offset 0xd %x\n", PHY_QueryRFReg(adapt, path, RF_TXBIAS_A, bMaskDWord))); - /* PA11+PAD01111, one shot */ - i = 0; - do { - ODM_SetBBReg(dm_odm, rFPGA0_IQK, bMaskDWord, 0x80000000); - ODM_SetBBReg(dm_odm, APK_offset[path], bMaskDWord, APK_value[0]); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("phy_APCalibrate_8188E() offset 0x%x value 0x%x\n", APK_offset[path], ODM_GetBBReg(dm_odm, APK_offset[path], bMaskDWord))); - ODM_delay_ms(3); - ODM_SetBBReg(dm_odm, APK_offset[path], bMaskDWord, APK_value[1]); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("phy_APCalibrate_8188E() offset 0x%x value 0x%x\n", APK_offset[path], ODM_GetBBReg(dm_odm, APK_offset[path], bMaskDWord))); - - ODM_delay_ms(20); - ODM_SetBBReg(dm_odm, rFPGA0_IQK, bMaskDWord, 0x00000000); - - if (path == RF_PATH_A) - tmpreg = ODM_GetBBReg(dm_odm, rAPK, 0x03E00000); - else - tmpreg = ODM_GetBBReg(dm_odm, rAPK, 0xF8000000); - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("phy_APCalibrate_8188E() offset 0xbd8[25:21] %x\n", tmpreg)); - - i++; - } while (tmpreg > apkbound && i < 4); - - APK_result[path][index] = tmpreg; - } - } - - /* reload MAC default value */ - _PHY_ReloadMACRegisters(adapt, MAC_REG, MAC_backup); - - /* reload BB default value */ - for (index = 0; index < APK_BB_REG_NUM; index++) { - if (index == 0) /* skip */ - continue; - ODM_SetBBReg(dm_odm, BB_REG[index], bMaskDWord, BB_backup[index]); - } - - /* reload AFE default value */ - reload_adda_reg(adapt, AFE_REG, AFE_backup, IQK_ADDA_REG_NUM); - - /* reload RF path default value */ - for (path = 0; path < pathbound; path++) { - ODM_SetRFReg(dm_odm, path, 0xd, bMaskDWord, regD[path]); - if (path == RF_PATH_B) { - ODM_SetRFReg(dm_odm, RF_PATH_A, RF_MODE1, bMaskDWord, 0x1000f); - ODM_SetRFReg(dm_odm, RF_PATH_A, RF_MODE2, bMaskDWord, 0x20101); - } - - /* note no index == 0 */ - if (APK_result[path][1] > 6) - APK_result[path][1] = 6; - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("apk path %d result %d 0x%x \t", path, 1, APK_result[path][1])); - } - - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("\n")); - - for (path = 0; path < pathbound; path++) { - ODM_SetRFReg(dm_odm, path, 0x3, bMaskDWord, - ((APK_result[path][1] << 15) | (APK_result[path][1] << 10) | (APK_result[path][1] << 5) | APK_result[path][1])); - if (path == RF_PATH_A) - ODM_SetRFReg(dm_odm, path, 0x4, bMaskDWord, - ((APK_result[path][1] << 15) | (APK_result[path][1] << 10) | (0x00 << 5) | 0x05)); - else - ODM_SetRFReg(dm_odm, path, 0x4, bMaskDWord, - ((APK_result[path][1] << 15) | (APK_result[path][1] << 10) | (0x02 << 5) | 0x05)); - ODM_SetRFReg(dm_odm, path, RF_BS_PA_APSET_G9_G11, bMaskDWord, - ((0x08 << 15) | (0x08 << 10) | (0x08 << 5) | 0x08)); - } - - dm_odm->RFCalibrateInfo.bAPKdone = true; - - ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("<==phy_APCalibrate_8188E()\n")); -} - -#define DP_BB_REG_NUM 7 -#define DP_RF_REG_NUM 1 -#define DP_RETRY_LIMIT 10 -#define DP_PATH_NUM 2 -#define DP_DPK_NUM 3 -#define DP_DPK_VALUE_NUM 2 - void PHY_IQCalibrate_8188E(struct adapter *adapt, bool recovery) { struct hal_data_8188e *pHalData = GET_HAL_DATA(adapt); @@ -1867,28 +1466,6 @@ void PHY_LCCalibrate_8188E(struct adapter *adapt) ("LCK:Finish!!!interface %d\n", dm_odm->InterfaceIndex)); } -void PHY_APCalibrate_8188E(struct adapter *adapt, s8 delta) -{ - struct hal_data_8188e *pHalData = GET_HAL_DATA(adapt); - struct odm_dm_struct *dm_odm = &pHalData->odmpriv; - - return; - if (!(dm_odm->SupportAbility & ODM_RF_CALIBRATION)) - return; - -#if FOR_BRAZIL_PRETEST != 1 - if (dm_odm->RFCalibrateInfo.bAPKdone) -#endif - return; - - if (dm_odm->RFType == ODM_2T2R) { - phy_APCalibrate_8188E(adapt, delta, true); - } else { - /* For 88C 1T1R */ - phy_APCalibrate_8188E(adapt, delta, false); - } -} - static void phy_setrfpathswitch_8188e(struct adapter *adapt, bool main, bool is2t) { struct hal_data_8188e *pHalData = GET_HAL_DATA(adapt); diff --git a/drivers/staging/rtl8188eu/hal/rtl8188e_hal_init.c b/drivers/staging/rtl8188eu/hal/rtl8188e_hal_init.c index 292ba62..390ab39 100644 --- a/drivers/staging/rtl8188eu/hal/rtl8188e_hal_init.c +++ b/drivers/staging/rtl8188eu/hal/rtl8188e_hal_init.c @@ -1479,7 +1479,6 @@ static bool hal_EfusePgPacketWrite1ByteHeader(struct adapter *pAdapter, u8 efuse static bool hal_EfusePgPacketWriteData(struct adapter *pAdapter, u8 efuseType, u16 *pAddr, struct pgpkt *pTargetPkt, bool bPseudoTest) { - bool bRet = false; u16 efuse_addr = *pAddr; u8 badworden = 0; u32 PgWriteSuccess = 0; @@ -1497,7 +1496,6 @@ static bool hal_EfusePgPacketWriteData(struct adapter *pAdapter, u8 efuseType, u else return true; } - return bRet; } static bool @@ -2182,7 +2180,7 @@ void Hal_ReadTxPowerInfo88E(struct adapter *padapter, u8 *PROMContent, bool Auto pHalData->bTXPowerDataReadFromEEPORM = true; for (rfPath = 0; rfPath < pHalData->NumTotalRFPath; rfPath++) { - for (ch = 0; ch <= CHANNEL_MAX_NUMBER; ch++) { + for (ch = 0; ch < CHANNEL_MAX_NUMBER; ch++) { bIn24G = Hal_GetChnlGroup88E(ch, &group); if (bIn24G) { pHalData->Index24G_CCK_Base[rfPath][ch] = pwrInfo24G.IndexCCK_Base[rfPath][group]; diff --git a/drivers/staging/rtl8188eu/hal/usb_ops_linux.c b/drivers/staging/rtl8188eu/hal/usb_ops_linux.c index bc56416..2a20f23 100644 --- a/drivers/staging/rtl8188eu/hal/usb_ops_linux.c +++ b/drivers/staging/rtl8188eu/hal/usb_ops_linux.c @@ -605,68 +605,68 @@ _func_enter_; return _FAIL; } + if (!precvbuf) { + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, + ("usb_read_port:precvbuf==NULL\n")); + return _FAIL; + } + if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) { precvbuf->pskb = skb_dequeue(&precvpriv->free_recv_skb_queue); if (NULL != precvbuf->pskb) precvbuf->reuse = true; } - if (precvbuf != NULL) { - rtl8188eu_init_recvbuf(adapter, precvbuf); - - /* re-assign for linux based on skb */ - if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) { - precvbuf->pskb = netdev_alloc_skb(adapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ); - if (precvbuf->pskb == NULL) { - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("init_recvbuf(): alloc_skb fail!\n")); - DBG_88E("#### usb_read_port() alloc_skb fail!#####\n"); - return _FAIL; - } - - tmpaddr = (size_t)precvbuf->pskb->data; - alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1); - skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment)); - - precvbuf->phead = precvbuf->pskb->head; - precvbuf->pdata = precvbuf->pskb->data; - precvbuf->ptail = skb_tail_pointer(precvbuf->pskb); - precvbuf->pend = skb_end_pointer(precvbuf->pskb); - precvbuf->pbuf = precvbuf->pskb->data; - } else { /* reuse skb */ - precvbuf->phead = precvbuf->pskb->head; - precvbuf->pdata = precvbuf->pskb->data; - precvbuf->ptail = skb_tail_pointer(precvbuf->pskb); - precvbuf->pend = skb_end_pointer(precvbuf->pskb); - precvbuf->pbuf = precvbuf->pskb->data; + rtl8188eu_init_recvbuf(adapter, precvbuf); - precvbuf->reuse = false; + /* re-assign for linux based on skb */ + if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) { + precvbuf->pskb = netdev_alloc_skb(adapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ); + if (precvbuf->pskb == NULL) { + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("init_recvbuf(): alloc_skb fail!\n")); + DBG_88E("#### usb_read_port() alloc_skb fail!#####\n"); + return _FAIL; } - precvpriv->rx_pending_cnt++; + tmpaddr = (size_t)precvbuf->pskb->data; + alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1); + skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment)); + + precvbuf->phead = precvbuf->pskb->head; + precvbuf->pdata = precvbuf->pskb->data; + precvbuf->ptail = skb_tail_pointer(precvbuf->pskb); + precvbuf->pend = skb_end_pointer(precvbuf->pskb); + precvbuf->pbuf = precvbuf->pskb->data; + } else { /* reuse skb */ + precvbuf->phead = precvbuf->pskb->head; + precvbuf->pdata = precvbuf->pskb->data; + precvbuf->ptail = skb_tail_pointer(precvbuf->pskb); + precvbuf->pend = skb_end_pointer(precvbuf->pskb); + precvbuf->pbuf = precvbuf->pskb->data; + + precvbuf->reuse = false; + } - purb = precvbuf->purb; + precvpriv->rx_pending_cnt++; - /* translate DMA FIFO addr to pipehandle */ - pipe = ffaddr2pipehdl(pdvobj, addr); + purb = precvbuf->purb; - usb_fill_bulk_urb(purb, pusbd, pipe, - precvbuf->pbuf, - MAX_RECVBUF_SZ, - usb_read_port_complete, - precvbuf);/* context is precvbuf */ + /* translate DMA FIFO addr to pipehandle */ + pipe = ffaddr2pipehdl(pdvobj, addr); - err = usb_submit_urb(purb, GFP_ATOMIC); - if ((err) && (err != (-EPERM))) { - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, - ("cannot submit rx in-token(err=0x%.8x), URB_STATUS =0x%.8x", - err, purb->status)); - DBG_88E("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n", - err, purb->status); - ret = _FAIL; - } - } else { + usb_fill_bulk_urb(purb, pusbd, pipe, + precvbuf->pbuf, + MAX_RECVBUF_SZ, + usb_read_port_complete, + precvbuf);/* context is precvbuf */ + + err = usb_submit_urb(purb, GFP_ATOMIC); + if ((err) && (err != (-EPERM))) { RT_TRACE(_module_hci_ops_os_c_, _drv_err_, - ("usb_read_port:precvbuf ==NULL\n")); + ("cannot submit rx in-token(err=0x%.8x), URB_STATUS =0x%.8x", + err, purb->status)); + DBG_88E("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n", + err, purb->status); ret = _FAIL; } diff --git a/drivers/staging/rtl8188eu/include/Hal8188EPhyCfg.h b/drivers/staging/rtl8188eu/include/Hal8188EPhyCfg.h index c4769e2..25cae81 100644 --- a/drivers/staging/rtl8188eu/include/Hal8188EPhyCfg.h +++ b/drivers/staging/rtl8188eu/include/Hal8188EPhyCfg.h @@ -75,7 +75,7 @@ enum rf_radio_path { #define MAX_PG_GROUP 13 -#define RF_PATH_MAX 2 +#define RF_PATH_MAX 3 #define MAX_RF_PATH RF_PATH_MAX #define MAX_TX_COUNT 4 /* path numbers */ diff --git a/drivers/staging/rtl8188eu/include/HalPhyRf_8188e.h b/drivers/staging/rtl8188eu/include/HalPhyRf_8188e.h index fa583f2..287e9f9 100644 --- a/drivers/staging/rtl8188eu/include/HalPhyRf_8188e.h +++ b/drivers/staging/rtl8188eu/include/HalPhyRf_8188e.h @@ -45,8 +45,6 @@ void PHY_IQCalibrate_8188E(struct adapter *Adapter, bool ReCovery); void PHY_LCCalibrate_8188E(struct adapter *pAdapter); /* AP calibrate */ -void PHY_APCalibrate_8188E(struct adapter *pAdapter, s8 delta); - void PHY_DigitalPredistortion_8188E(struct adapter *pAdapter); void _PHY_SaveADDARegisters(struct adapter *pAdapter, u32 *ADDAReg, diff --git a/drivers/staging/rtl8188eu/include/odm.h b/drivers/staging/rtl8188eu/include/odm.h index 4787bac..eaa4bc1 100644 --- a/drivers/staging/rtl8188eu/include/odm.h +++ b/drivers/staging/rtl8188eu/include/odm.h @@ -283,8 +283,6 @@ struct odm_rate_adapt { /* Declare for common info */ -#define MAX_PATH_NUM_92CS 2 - struct odm_phy_status_info { u8 RxPWDBAll; u8 SignalQuality; /* in 0-100 index. */ @@ -950,7 +948,7 @@ struct odm_dm_struct { struct timer_list FastAntTrainingTimer; }; /* DM_Dynamic_Mechanism_Structure */ -#define ODM_RF_PATH_MAX 2 +#define ODM_RF_PATH_MAX 3 enum ODM_RF_RADIO_PATH { ODM_RF_PATH_A = 0, /* Radio Path A */ diff --git a/drivers/staging/rtl8188eu/include/odm_HWConfig.h b/drivers/staging/rtl8188eu/include/odm_HWConfig.h index 63779f5..df52722 100644 --- a/drivers/staging/rtl8188eu/include/odm_HWConfig.h +++ b/drivers/staging/rtl8188eu/include/odm_HWConfig.h @@ -69,7 +69,7 @@ struct phy_rx_agc_info { }; struct phy_status_rpt { - struct phy_rx_agc_info path_agc[2]; + struct phy_rx_agc_info path_agc[3]; u8 ch_corr[2]; u8 cck_sig_qual_ofdm_pwdb_all; u8 cck_agc_rpt_ofdm_cfosho_a; @@ -79,7 +79,7 @@ struct phy_status_rpt { u8 path_cfotail[2]; u8 pcts_mask[2]; s8 stream_rxevm[2]; - u8 path_rxsnr[2]; + u8 path_rxsnr[3]; u8 noise_power_db_lsb; u8 rsvd_2[3]; u8 stream_csi[2]; diff --git a/drivers/staging/rtl8188eu/include/rtw_recv.h b/drivers/staging/rtl8188eu/include/rtw_recv.h index bae8885..be9c30c 100644 --- a/drivers/staging/rtl8188eu/include/rtw_recv.h +++ b/drivers/staging/rtl8188eu/include/rtw_recv.h @@ -83,7 +83,7 @@ struct signal_stat { u32 total_num; /* num of valid elements */ u32 total_val; /* sum of valid elements */ }; -#define MAX_PATH_NUM_92CS 2 +#define MAX_PATH_NUM_92CS 3 struct phy_info { u8 RxPWDBAll; u8 SignalQuality; /* in 0-100 index. */ diff --git a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c index cd4100f..1138ed1 100644 --- a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c +++ b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c @@ -938,7 +938,7 @@ static int rtw_wx_set_pmkid(struct net_device *dev, memcpy(strIssueBssid, pPMK->bssid.sa_data, ETH_ALEN); if (pPMK->cmd == IW_PMKSA_ADD) { DBG_88E("[rtw_wx_set_pmkid] IW_PMKSA_ADD!\n"); - if (!memcmp(strIssueBssid, strZeroMacAddress, ETH_ALEN) == true) + if (!memcmp(strIssueBssid, strZeroMacAddress, ETH_ALEN)) return ret; else ret = true; @@ -1039,7 +1039,7 @@ static int rtw_wx_get_range(struct net_device *dev, range->avg_qual.qual = 92; /* > 8% missed beacons is 'bad' */ /* TODO: Find real 'good' to 'bad' threshol value for RSSI */ - range->avg_qual.level = 20 + -98; + range->avg_qual.level = 178; /* -78 dBm */ range->avg_qual.noise = 0; range->avg_qual.updated = 7; /* Updated all three */ @@ -2626,7 +2626,7 @@ static int rtw_get_ap_info(struct net_device *dev, return -EINVAL; } - if (!memcmp(bssid, pnetwork->network.MacAddress, ETH_ALEN) == true) { + if (!memcmp(bssid, pnetwork->network.MacAddress, ETH_ALEN)) { /* BSSID match, then check if supporting wpa/wpa2 */ DBG_88E("BSSID:%pM\n", (bssid)); @@ -4040,7 +4040,7 @@ static int rtw_rereg_nd_name(struct net_device *dev, if (0 != ret) goto exit; - if (!memcmp(rereg_priv->old_ifname, "disable%d", 9) == true) { + if (!memcmp(rereg_priv->old_ifname, "disable%d", 9)) { padapter->ledpriv.bRegUseLed = rereg_priv->old_bRegUseLed; rtw_hal_sw_led_init(padapter); rtw_ips_mode_req(&padapter->pwrctrlpriv, rereg_priv->old_ips_mode); @@ -4049,7 +4049,7 @@ static int rtw_rereg_nd_name(struct net_device *dev, strncpy(rereg_priv->old_ifname, new_ifname, IFNAMSIZ); rereg_priv->old_ifname[IFNAMSIZ-1] = 0; - if (!memcmp(new_ifname, "disable%d", 9) == true) { + if (!memcmp(new_ifname, "disable%d", 9)) { DBG_88E("%s disable\n", __func__); /* free network queue for Android's timming issue */ rtw_free_network_queue(padapter, true); @@ -4884,7 +4884,6 @@ static int set_group_key(struct adapter *padapter, u8 *key, u8 alg, int keyid) case _TKIP_: case _TKIP_WTMIC_: case _AES_: - keylen = 16; default: keylen = 16; } diff --git a/drivers/staging/rtl8188eu/os_dep/osdep_service.c b/drivers/staging/rtl8188eu/os_dep/osdep_service.c index 4e0bfb7..51a1f6f 100644 --- a/drivers/staging/rtl8188eu/os_dep/osdep_service.c +++ b/drivers/staging/rtl8188eu/os_dep/osdep_service.c @@ -627,13 +627,14 @@ RETURN: int rtw_change_ifname(struct adapter *padapter, const char *ifname) { struct net_device *pnetdev; - struct net_device *cur_pnetdev = padapter->pnetdev; + struct net_device *cur_pnetdev; struct rereg_nd_name_data *rereg_priv; int ret; if (!padapter) goto error; + cur_pnetdev = padapter->pnetdev; rereg_priv = &padapter->rereg_nd_name_priv; /* free the old_pnetdev */ diff --git a/drivers/staging/rtl8188eu/os_dep/recv_linux.c b/drivers/staging/rtl8188eu/os_dep/recv_linux.c index e2f4e7d..c40ef13 100644 --- a/drivers/staging/rtl8188eu/os_dep/recv_linux.c +++ b/drivers/staging/rtl8188eu/os_dep/recv_linux.c @@ -224,8 +224,7 @@ _func_exit_; _recv_indicatepkt_drop: /* enqueue back to free_recv_queue */ - if (precv_frame) - rtw_free_recvframe(precv_frame, pfree_recv_queue); + rtw_free_recvframe(precv_frame, pfree_recv_queue); _func_exit_; return _FAIL; diff --git a/drivers/staging/rtl8188eu/os_dep/usb_intf.c b/drivers/staging/rtl8188eu/os_dep/usb_intf.c index d3078d2..6e40299 100644 --- a/drivers/staging/rtl8188eu/os_dep/usb_intf.c +++ b/drivers/staging/rtl8188eu/os_dep/usb_intf.c @@ -736,7 +736,7 @@ static struct adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj, status = _SUCCESS; free_hal_data: - if (status != _SUCCESS && padapter->HalData) + if (status != _SUCCESS) kfree(padapter->HalData); handle_dualmac: if (status != _SUCCESS) diff --git a/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c b/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c index 74fbd70..6616b3a 100644 --- a/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c +++ b/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c @@ -1866,15 +1866,15 @@ static void rtl8192_TranslateRxSignalStuff(struct net_device *dev, type = WLAN_FC_GET_TYPE(fc); praddr = hdr->addr1; - bpacket_match_bssid = ((RTLLIB_FTYPE_CTL != type) && - (!compare_ether_addr(priv->rtllib-> - current_network.bssid, - (fc & RTLLIB_FCTL_TODS) ? hdr->addr1 : - (fc & RTLLIB_FCTL_FROMDS) ? hdr->addr2 : hdr->addr3)) - && (!pstats->bHwError) && (!pstats->bCRC) && (!pstats->bICV)); - bpacket_toself = bpacket_match_bssid && /* check this */ - (!compare_ether_addr(praddr, - priv->rtllib->dev->dev_addr)); + bpacket_match_bssid = + ((RTLLIB_FTYPE_CTL != type) && + ether_addr_equal(priv->rtllib->current_network.bssid, + (fc & RTLLIB_FCTL_TODS) ? hdr->addr1 : + (fc & RTLLIB_FCTL_FROMDS) ? hdr->addr2 : + hdr->addr3) && + (!pstats->bHwError) && (!pstats->bCRC) && (!pstats->bICV)); + bpacket_toself = bpacket_match_bssid && /* check this */ + ether_addr_equal(praddr, priv->rtllib->dev->dev_addr); if (WLAN_FC_GET_FRAMETYPE(fc) == RTLLIB_STYPE_BEACON) bPacketBeacon = true; if (bpacket_match_bssid) diff --git a/drivers/staging/rtl8192e/rtllib_rx.c b/drivers/staging/rtl8192e/rtllib_rx.c index 8aeaed5..8ee80c5 100644 --- a/drivers/staging/rtl8192e/rtllib_rx.c +++ b/drivers/staging/rtl8192e/rtllib_rx.c @@ -957,16 +957,15 @@ static void rtllib_rx_extract_addr(struct rtllib_device *ieee, static int rtllib_rx_data_filter(struct rtllib_device *ieee, u16 fc, u8 *dst, u8 *src, u8 *bssid, u8 *addr2) { - u8 zero_addr[ETH_ALEN] = {0}; u8 type, stype; type = WLAN_FC_GET_TYPE(fc); stype = WLAN_FC_GET_STYPE(fc); /* Filter frames from different BSS */ - if (((fc & RTLLIB_FCTL_DSTODS) != RTLLIB_FCTL_DSTODS) - && (compare_ether_addr(ieee->current_network.bssid, bssid) != 0) - && memcmp(ieee->current_network.bssid, zero_addr, ETH_ALEN)) { + if (((fc & RTLLIB_FCTL_DSTODS) != RTLLIB_FCTL_DSTODS) && + !ether_addr_equal(ieee->current_network.bssid, bssid) && + !is_zero_ether_addr(ieee->current_network.bssid)) { return -1; } @@ -974,8 +973,8 @@ static int rtllib_rx_data_filter(struct rtllib_device *ieee, u16 fc, if (ieee->IntelPromiscuousModeInfo.bPromiscuousOn && ieee->IntelPromiscuousModeInfo.bFilterSourceStationFrame) { if ((fc & RTLLIB_FCTL_TODS) && !(fc & RTLLIB_FCTL_FROMDS) && - (compare_ether_addr(dst, ieee->current_network.bssid) != 0) && - (compare_ether_addr(bssid, ieee->current_network.bssid) == 0)) { + !ether_addr_equal(dst, ieee->current_network.bssid) && + ether_addr_equal(bssid, ieee->current_network.bssid)) { return -1; } } @@ -1275,7 +1274,7 @@ static int rtllib_rx_InfraAdhoc(struct rtllib_device *ieee, struct sk_buff *skb, /*Filter pkt not to me*/ multicast = is_multicast_ether_addr(hdr->addr1); unicast = !multicast; - if (unicast && (compare_ether_addr(dev->dev_addr, hdr->addr1) != 0)) { + if (unicast && !ether_addr_equal(dev->dev_addr, hdr->addr1)) { if (ieee->bNetPromiscuousMode) bToOtherSTA = true; else diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c index c812d6c7..dbefa43 100644 --- a/drivers/staging/rtl8712/usb_intf.c +++ b/drivers/staging/rtl8712/usb_intf.c @@ -353,11 +353,6 @@ static void disable_ht_for_spec_devid(const struct usb_device_id *pdid, } } -static u8 key_2char2num(u8 hch, u8 lch) -{ - return (hex_to_bin(hch) << 4) | hex_to_bin(lch); -} - /* * drv_init() - a device potentially for us * @@ -465,16 +460,7 @@ static int r871xu_drv_init(struct usb_interface *pusb_intf, r8712_efuse_pg_packet_read(padapter, offset, &pdata[i]); - if (r8712_initmac) { - /* Users specify the mac address */ - int jj, kk; - - for (jj = 0, kk = 0; jj < ETH_ALEN; - jj++, kk += 3) - mac[jj] = - key_2char2num(r8712_initmac[kk], - r8712_initmac[kk + 1]); - } else { + if (!r8712_initmac || !mac_pton(r8712_initmac, mac)) { /* Use the mac address stored in the Efuse * offset = 0x12 for usb in efuse */ diff --git a/drivers/staging/silicom/bpctl_mod.c b/drivers/staging/silicom/bpctl_mod.c index 495272d..39dc92a 100644 --- a/drivers/staging/silicom/bpctl_mod.c +++ b/drivers/staging/silicom/bpctl_mod.c @@ -1,11 +1,11 @@ /******************************************************************************/ /* */ -/* Bypass Control utility, Copyright (c) 2005-20011 Silicom */ +/* Bypass Control utility, Copyright (c) 2005-2011 Silicom */ /* */ /* This program is free software; you can redistribute it and/or modify */ /* it under the terms of the GNU General Public License as published by */ /* the Free Software Foundation, located in the file LICENSE. */ -/* Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved. */ +/* Copyright(c) 2007 - 2009, 2013 Intel Corporation. All rights reserved. */ /* */ /* */ /******************************************************************************/ @@ -124,80 +124,60 @@ int bp_proc_create(void); int is_bypass_fn(struct bpctl_dev *pbpctl_dev); int get_dev_idx_bsf(int bus, int slot, int func); -static unsigned long str_to_hex(char *p); +static int bp_get_dev_idx_bsf(struct net_device *dev, int *index) +{ + struct ethtool_drvinfo drvinfo = {0}; + char *buf; + int bus, slot, func; + + if (dev->ethtool_ops && dev->ethtool_ops->get_drvinfo) + dev->ethtool_ops->get_drvinfo(dev, &drvinfo); + else + return -EOPNOTSUPP; + + if (!drvinfo.bus_info) + return -ENODATA; + if (!strcmp(drvinfo.bus_info, "N/A")) + return -ENODATA; + + buf = strchr(drvinfo.bus_info, ':'); + if (!buf) + return -EINVAL; + buf++; + if (sscanf(buf, "%x:%x.%x", &bus, &slot, &func) != 3) + return -EINVAL; + + *index = get_dev_idx_bsf(bus, slot, func); + return 0; +} + static int bp_device_event(struct notifier_block *unused, unsigned long event, void *ptr) { struct net_device *dev = netdev_notifier_info_to_dev(ptr); static struct bpctl_dev *pbpctl_dev, *pbpctl_dev_m; int dev_num = 0, ret = 0, ret_d = 0, time_left = 0; + /* printk("BP_PROC_SUPPORT event =%d %s %d\n", event,dev->name, dev->ifindex ); */ /* return NOTIFY_DONE; */ if (!dev) return NOTIFY_DONE; - if (event == NETDEV_REGISTER) { - { - struct ethtool_drvinfo drvinfo; - char cbuf[32]; - char *buf = NULL; - char res[10]; - int i = 0, ifindex, idx_dev = 0; - int bus = 0, slot = 0, func = 0; - ifindex = dev->ifindex; - - memset(res, 0, 10); - memset(&drvinfo, 0, sizeof(struct ethtool_drvinfo)); - - if (dev->ethtool_ops && dev->ethtool_ops->get_drvinfo) { - memset(&drvinfo, 0, sizeof(drvinfo)); - dev->ethtool_ops->get_drvinfo(dev, &drvinfo); - } else - return NOTIFY_DONE; - if (!drvinfo.bus_info) - return NOTIFY_DONE; - if (!strcmp(drvinfo.bus_info, "N/A")) - return NOTIFY_DONE; - memcpy(&cbuf, drvinfo.bus_info, 32); - buf = &cbuf[0]; - while (*buf++ != ':') - ; - for (i = 0; i < 10; i++, buf++) { - if (*buf == ':') - break; - res[i] = *buf; - - } - buf++; - bus = str_to_hex(res); - memset(res, 0, 10); - - for (i = 0; i < 10; i++, buf++) { - if (*buf == '.') - break; - res[i] = *buf; - - } - buf++; - slot = str_to_hex(res); - func = str_to_hex(buf); - idx_dev = get_dev_idx_bsf(bus, slot, func); - - if (idx_dev != -1) { + if (event == NETDEV_REGISTER) { + int idx_dev; - bpctl_dev_arr[idx_dev].ifindex = ifindex; - bpctl_dev_arr[idx_dev].ndev = dev; + if (bp_get_dev_idx_bsf(dev, &idx_dev)) + return NOTIFY_DONE; - bypass_proc_remove_dev_sd(&bpctl_dev_arr - [idx_dev]); - bypass_proc_create_dev_sd(&bpctl_dev_arr - [idx_dev]); + if (idx_dev == -1) + return NOTIFY_DONE; - } + bpctl_dev_arr[idx_dev].ifindex = dev->ifindex; + bpctl_dev_arr[idx_dev].ndev = dev; - } + bypass_proc_remove_dev_sd(&bpctl_dev_arr[idx_dev]); + bypass_proc_create_dev_sd(&bpctl_dev_arr[idx_dev]); return NOTIFY_DONE; - } if (event == NETDEV_UNREGISTER) { int idx_dev = 0; @@ -5269,36 +5249,6 @@ int get_dev_idx_bsf(int bus, int slot, int func) return -1; } -static void str_low(char *str) -{ - int i; - - for (i = 0; i < strlen(str); i++) - if ((str[i] >= 65) && (str[i] <= 90)) - str[i] += 32; -} - -static unsigned long str_to_hex(char *p) -{ - unsigned long hex = 0; - unsigned long length = strlen(p), shift = 0; - unsigned char dig = 0; - - str_low(p); - length = strlen(p); - - if (length == 0) - return 0; - - do { - dig = p[--length]; - dig = dig < 'a' ? (dig - '0') : (dig - 'a' + 0xa); - hex |= (dig << shift); - shift += 4; - } while (length); - return hex; -} - static int get_dev_idx(int ifindex) { int idx_dev = 0; @@ -5329,70 +5279,26 @@ static struct bpctl_dev *get_dev_idx_p(int ifindex) static void if_scan_init(void) { - int idx_dev = 0; struct net_device *dev; - int ifindex; + /* rcu_read_lock(); */ /* rtnl_lock(); */ /* rcu_read_lock(); */ for_each_netdev(&init_net, dev) { + int idx_dev; - struct ethtool_drvinfo drvinfo; - char cbuf[32]; - char *buf = NULL; - char res[10]; - int i = 0; - int bus = 0, slot = 0, func = 0; - ifindex = dev->ifindex; - - memset(res, 0, 10); - memset(&drvinfo, 0, sizeof(struct ethtool_drvinfo)); - - if (dev->ethtool_ops && dev->ethtool_ops->get_drvinfo) { - memset(&drvinfo, 0, sizeof(drvinfo)); - dev->ethtool_ops->get_drvinfo(dev, &drvinfo); - } else + if (bp_get_dev_idx_bsf(dev, &idx_dev)) continue; - if (!strcmp(drvinfo.bus_info, "N/A")) - continue; - memcpy(&cbuf, drvinfo.bus_info, 32); - buf = &cbuf[0]; - while (*buf++ != ':') - ; - for (i = 0; i < 10; i++, buf++) { - if (*buf == ':') - break; - res[i] = *buf; - - } - buf++; - bus = str_to_hex(res); - memset(res, 0, 10); - - for (i = 0; i < 10; i++, buf++) { - if (*buf == '.') - break; - res[i] = *buf; - - } - buf++; - slot = str_to_hex(res); - func = str_to_hex(buf); - idx_dev = get_dev_idx_bsf(bus, slot, func); - - if (idx_dev != -1) { - - bpctl_dev_arr[idx_dev].ifindex = ifindex; - bpctl_dev_arr[idx_dev].ndev = dev; - - } + if (idx_dev == -1) + continue; + bpctl_dev_arr[idx_dev].ifindex = dev->ifindex; + bpctl_dev_arr[idx_dev].ndev = dev; } /* rtnl_unlock(); */ /* rcu_read_unlock(); */ - } static long device_ioctl(struct file *file, /* see include/linux/fs.h */ diff --git a/drivers/staging/slicoss/slicoss.c b/drivers/staging/slicoss/slicoss.c index 869dcd3..b6eb5df 100644 --- a/drivers/staging/slicoss/slicoss.c +++ b/drivers/staging/slicoss/slicoss.c @@ -791,8 +791,8 @@ static bool slic_mac_filter(struct adapter *adapter, struct mcast_address *mcaddr = adapter->mcastaddrs; while (mcaddr) { - if (!compare_ether_addr(mcaddr->address, - ether_frame->ether_dhost)) { + if (ether_addr_equal(mcaddr->address, + ether_frame->ether_dhost)) { adapter->rcv_multicasts++; netdev->stats.multicast++; return true; @@ -2333,7 +2333,7 @@ static int slic_mcast_add_list(struct adapter *adapter, char *address) /* Check to see if it already exists */ mlist = adapter->mcastaddrs; while (mlist) { - if (!compare_ether_addr(mlist->address, address)) + if (ether_addr_equal(mlist->address, address)) return 0; mlist = mlist->next; } diff --git a/drivers/staging/speakup/Kconfig b/drivers/staging/speakup/Kconfig index 8c3e7a6..efd6f45 100644 --- a/drivers/staging/speakup/Kconfig +++ b/drivers/staging/speakup/Kconfig @@ -51,6 +51,7 @@ config SPEAKUP_SYNTH_ACNTSA config SPEAKUP_SYNTH_ACNTPC tristate "Accent PC synthesizer support" + depends on ISA || COMPILE_TEST ---help--- This is the Speakup driver for the accent pc synthesizer. You can say y to build it into the kernel, @@ -102,6 +103,7 @@ config SPEAKUP_SYNTH_DECEXT config SPEAKUP_SYNTH_DECPC depends on m + depends on ISA || COMPILE_TEST tristate "DECtalk PC (big ISA card) synthesizer support" ---help--- @@ -124,6 +126,7 @@ config SPEAKUP_SYNTH_DECPC config SPEAKUP_SYNTH_DTLK tristate "DoubleTalk PC synthesizer support" + depends on ISA || COMPILE_TEST ---help--- This is the Speakup driver for the internal DoubleTalk @@ -134,6 +137,7 @@ config SPEAKUP_SYNTH_DTLK config SPEAKUP_SYNTH_KEYPC tristate "Keynote Gold PC synthesizer support" + depends on ISA || COMPILE_TEST ---help--- This is the Speakup driver for the Keynote Gold diff --git a/drivers/staging/speakup/kobjects.c b/drivers/staging/speakup/kobjects.c index 51bdea3..f31afa2 100644 --- a/drivers/staging/speakup/kobjects.c +++ b/drivers/staging/speakup/kobjects.c @@ -586,6 +586,25 @@ ssize_t spk_var_show(struct kobject *kobj, struct kobj_attribute *attr, EXPORT_SYMBOL_GPL(spk_var_show); /* + * Used to reset either default_pitch or default_vol. + */ +static inline void spk_reset_default_value(char *header_name, + int *synth_default_value, int idx) +{ + struct st_var_header *param; + + if (synth && synth_default_value) { + param = spk_var_header_by_name(header_name); + if (param) { + spk_set_num_var(synth_default_value[idx], + param, E_NEW_DEFAULT); + spk_set_num_var(0, param, E_DEFAULT); + pr_info("%s reset to default value\n", param->name); + } + } +} + +/* * This function is called when a user echos a value to one of the * variable parameters. */ @@ -624,56 +643,47 @@ ssize_t spk_var_store(struct kobject *kobj, struct kobj_attribute *attr, if (ret == -ERANGE) { var_data = param->data; pr_warn("value for %s out of range, expect %d to %d\n", - attr->attr.name, + param->name, var_data->u.n.low, var_data->u.n.high); } + + /* + * If voice was just changed, we might need to reset our default + * pitch and volume. + */ + if (param->var_id == VOICE && synth && + (ret == 0 || ret == -ERESTART)) { + var_data = param->data; + value = var_data->u.n.value; + spk_reset_default_value("pitch", synth->default_pitch, + value); + spk_reset_default_value("vol", synth->default_vol, + value); + } break; case VAR_STRING: - len = strlen(buf); - if ((len >= 1) && (buf[len - 1] == '\n')) + len = strlen(cp); + if ((len >= 1) && (cp[len - 1] == '\n')) --len; - if ((len >= 2) && (buf[0] == '"') && (buf[len - 1] == '"')) { - ++buf; + if ((len >= 2) && (cp[0] == '"') && (cp[len - 1] == '"')) { + ++cp; len -= 2; } - cp = (char *) buf; cp[len] = '\0'; - ret = spk_set_string_var(buf, param, len); + ret = spk_set_string_var(cp, param, len); if (ret == -E2BIG) pr_warn("value too long for %s\n", - attr->attr.name); + param->name); break; default: pr_warn("%s unknown type %d\n", param->name, (int)param->var_type); break; } - /* - * If voice was just changed, we might need to reset our default - * pitch and volume. - */ - if (strcmp(attr->attr.name, "voice") == 0) { - if (synth && synth->default_pitch) { - param = spk_var_header_by_name("pitch"); - if (param) { - spk_set_num_var(synth->default_pitch[value], - param, E_NEW_DEFAULT); - spk_set_num_var(0, param, E_DEFAULT); - } - } - if (synth && synth->default_vol) { - param = spk_var_header_by_name("vol"); - if (param) { - spk_set_num_var(synth->default_vol[value], - param, E_NEW_DEFAULT); - spk_set_num_var(0, param, E_DEFAULT); - } - } - } spin_unlock_irqrestore(&speakup_info.spinlock, flags); if (ret == -ERESTART) - pr_info("%s reset to default value\n", attr->attr.name); + pr_info("%s reset to default value\n", param->name); return count; } EXPORT_SYMBOL_GPL(spk_var_store); diff --git a/drivers/staging/vt6655/bssdb.c b/drivers/staging/vt6655/bssdb.c index f983915..a23b591 100644 --- a/drivers/staging/vt6655/bssdb.c +++ b/drivers/staging/vt6655/bssdb.c @@ -148,7 +148,8 @@ BSSpSearchBSSList( if (pDevice->bLinkPass == false) pCurrBSS->bSelected = false; if ((pCurrBSS->bActive) && (pCurrBSS->bSelected == false)) { - if (!compare_ether_addr(pCurrBSS->abyBSSID, pbyBSSID)) { + if (ether_addr_equal(pCurrBSS->abyBSSID, + pbyBSSID)) { if (pSSID != NULL) { // compare ssid if (!memcmp(pSSID->abySSID, @@ -275,7 +276,8 @@ BSSvClearBSSList( for (ii = 0; ii < MAX_BSS_NUM; ii++) { if (bKeepCurrBSSID) { if (pMgmt->sBSSList[ii].bActive && - !compare_ether_addr(pMgmt->sBSSList[ii].abyBSSID, pMgmt->abyCurrBSSID)) { + ether_addr_equal(pMgmt->sBSSList[ii].abyBSSID, + pMgmt->abyCurrBSSID)) { // bKeepCurrBSSID = false; continue; } @@ -318,7 +320,7 @@ BSSpAddrIsInBSSList( for (ii = 0; ii < MAX_BSS_NUM; ii++) { pBSSList = &(pMgmt->sBSSList[ii]); if (pBSSList->bActive) { - if (!compare_ether_addr(pBSSList->abyBSSID, abyBSSID)) { + if (ether_addr_equal(pBSSList->abyBSSID, abyBSSID)) { if (pSSID->len == ((PWLAN_IE_SSID)pBSSList->abySSID)->len) { if (memcmp(pSSID->abySSID, ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID, @@ -733,7 +735,8 @@ BSSDBbIsSTAInNodeDB(void *pMgmtObject, unsigned char *abyDstAddr, // Index = 0 reserved for AP Node for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) { if (pMgmt->sNodeDBTable[ii].bActive) { - if (!compare_ether_addr(abyDstAddr, pMgmt->sNodeDBTable[ii].abyMACAddr)) { + if (ether_addr_equal(abyDstAddr, + pMgmt->sNodeDBTable[ii].abyMACAddr)) { *puNodeIndex = ii; return true; } diff --git a/drivers/staging/vt6655/dpc.c b/drivers/staging/vt6655/dpc.c index a9533f3..0ff51cb 100644 --- a/drivers/staging/vt6655/dpc.c +++ b/drivers/staging/vt6655/dpc.c @@ -172,9 +172,9 @@ s_vProcessRxMACHeader(PSDevice pDevice, unsigned char *pbyRxBufferAddr, }; pbyRxBuffer = (unsigned char *)(pbyRxBufferAddr + cbHeaderSize); - if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_Bridgetunnel[0])) { + if (ether_addr_equal(pbyRxBuffer, pDevice->abySNAP_Bridgetunnel)) { cbHeaderSize += 6; - } else if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_RFC1042[0])) { + } else if (ether_addr_equal(pbyRxBuffer, pDevice->abySNAP_RFC1042)) { cbHeaderSize += 6; pwType = (unsigned short *)(pbyRxBufferAddr + cbHeaderSize); if ((*pwType != TYPE_PKT_IPX) && (*pwType != cpu_to_le16(0xF380))) { @@ -420,7 +420,8 @@ device_receive_frame( s_vGetDASA(skb->data+4, &cbHeaderSize, &pDevice->sRxEthHeader); // filter packet send from myself - if (!compare_ether_addr((unsigned char *)&(pDevice->sRxEthHeader.abySrcAddr[0]), pDevice->abyCurrentNetAddr)) + if (ether_addr_equal(pDevice->sRxEthHeader.abySrcAddr, + pDevice->abyCurrentNetAddr)) return false; if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) { diff --git a/drivers/staging/vt6655/iwctl.c b/drivers/staging/vt6655/iwctl.c index 9de698e..4bff8aa 100644 --- a/drivers/staging/vt6655/iwctl.c +++ b/drivers/staging/vt6655/iwctl.c @@ -663,7 +663,8 @@ int iwctl_siwap(struct net_device *dev, unsigned int ii, uSameBssidNum = 0; for (ii = 0; ii < MAX_BSS_NUM; ii++) { if (pMgmt->sBSSList[ii].bActive && - !compare_ether_addr(pMgmt->sBSSList[ii].abyBSSID, pMgmt->abyDesireBSSID)) { + ether_addr_equal(pMgmt->sBSSList[ii].abyBSSID, + pMgmt->abyDesireBSSID)) { uSameBssidNum++; } } @@ -840,7 +841,8 @@ int iwctl_siwessid(struct net_device *dev, // by means of judging if there are two same BSSID exist in list ? for (ii = 0; ii < MAX_BSS_NUM; ii++) { if (pMgmt->sBSSList[ii].bActive && - !compare_ether_addr(pMgmt->sBSSList[ii].abyBSSID, pCurr->abyBSSID)) { + ether_addr_equal(pMgmt->sBSSList[ii].abyBSSID, + pCurr->abyBSSID)) { uSameBssidNum++; } } diff --git a/drivers/staging/vt6655/key.c b/drivers/staging/vt6655/key.c index 92b84b5..04c1304 100644 --- a/drivers/staging/vt6655/key.c +++ b/drivers/staging/vt6655/key.c @@ -141,7 +141,7 @@ bool KeybGetKey( *pKey = NULL; for (i = 0; i < MAX_KEY_TABLE; i++) { if ((pTable->KeyTable[i].bInUse == true) && - !compare_ether_addr(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { + ether_addr_equal(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { if (dwKeyIndex == 0xFFFFFFFF) { if (pTable->KeyTable[i].PairwiseKey.bKeyValid == true) { *pKey = &(pTable->KeyTable[i].PairwiseKey); @@ -208,7 +208,7 @@ bool KeybSetKey( j = i; } if ((pTable->KeyTable[i].bInUse == true) && - !compare_ether_addr(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { + ether_addr_equal(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { // found table already exist if ((dwKeyIndex & PAIRWISE_KEY) != 0) { // Pairwise key @@ -385,7 +385,7 @@ bool KeybRemoveKey( for (i = 0; i < MAX_KEY_TABLE; i++) { if ((pTable->KeyTable[i].bInUse == true) && - !compare_ether_addr(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { + ether_addr_equal(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { if ((dwKeyIndex & PAIRWISE_KEY) != 0) { pTable->KeyTable[i].PairwiseKey.bKeyValid = false; s_vCheckKeyTableValid(pTable, dwIoBase); @@ -429,7 +429,7 @@ bool KeybRemoveAllKey( for (i = 0; i < MAX_KEY_TABLE; i++) { if ((pTable->KeyTable[i].bInUse == true) && - !compare_ether_addr(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { + ether_addr_equal(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { pTable->KeyTable[i].PairwiseKey.bKeyValid = false; for (u = 0; u < MAX_GROUP_KEY; u++) { pTable->KeyTable[i].GroupKey[u].bKeyValid = false; @@ -512,7 +512,7 @@ bool KeybGetTransmitKey( *pKey = NULL; for (i = 0; i < MAX_KEY_TABLE; i++) { if ((pTable->KeyTable[i].bInUse == true) && - !compare_ether_addr(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { + ether_addr_equal(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { if (dwKeyType == PAIRWISE_KEY) { if (pTable->KeyTable[i].PairwiseKey.bKeyValid == true) { *pKey = &(pTable->KeyTable[i].PairwiseKey); diff --git a/drivers/staging/vt6655/vntwifi.c b/drivers/staging/vt6655/vntwifi.c index d8f4f8e..d2bdb71 100644 --- a/drivers/staging/vt6655/vntwifi.c +++ b/drivers/staging/vt6655/vntwifi.c @@ -752,25 +752,3 @@ VNTWIFIbChannelSwitch( //spin_unlock_irq(&pDevice->lock); return true; } - -/* - bool - VNTWIFIbRadarPresent( - void *pMgmtObject, - unsigned char byChannel -) { - PSMgmtObject pMgmt = (PSMgmtObject) pMgmtObject; - if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && - (byChannel == (unsigned char) pMgmt->uCurrChannel) && - (pMgmt->bSwitchChannel != true) && - (pMgmt->b11hEnable == true)) { - if (!compare_ether_addr(pMgmt->abyIBSSDFSOwner, CARDpGetCurrentAddress(pMgmt->pAdapter))) { - pMgmt->byNewChannel = CARDbyAutoChannelSelect(pMgmt->pAdapter,(unsigned char) pMgmt->uCurrChannel); - pMgmt->bSwitchChannel = true; - } - BEACONbSendBeacon(pMgmt); - CARDbChannelSwitch(pMgmt->pAdapter, 0, pMgmt->byNewChannel, 10); - } - return true; - } -*/ diff --git a/drivers/staging/vt6655/wctl.c b/drivers/staging/vt6655/wctl.c index 9eb81b4..f05f9f5 100644 --- a/drivers/staging/vt6655/wctl.c +++ b/drivers/staging/vt6655/wctl.c @@ -75,8 +75,8 @@ bool WCTLbIsDuplicate(PSCache pCache, PS802_11Header pMACHeader) for (ii = 0; ii < DUPLICATE_RX_CACHE_LENGTH; ii++) { pCacheEntry = &(pCache->asCacheEntry[uIndex]); if ((pCacheEntry->wFmSequence == pMACHeader->wSeqCtl) && - (!compare_ether_addr(&(pCacheEntry->abyAddr2[0]), &(pMACHeader->abyAddr2[0]))) -) { + ether_addr_equal(pCacheEntry->abyAddr2, + pMACHeader->abyAddr2)) { /* Duplicate match */ return true; } @@ -111,8 +111,8 @@ unsigned int WCTLuSearchDFCB(PSDevice pDevice, PS802_11Header pMACHeader) for (ii = 0; ii < pDevice->cbDFCB; ii++) { if ((pDevice->sRxDFCB[ii].bInUse == true) && - (!compare_ether_addr(&(pDevice->sRxDFCB[ii].abyAddr2[0]), &(pMACHeader->abyAddr2[0]))) -) { + ether_addr_equal(pDevice->sRxDFCB[ii].abyAddr2, + pMACHeader->abyAddr2)) { // return ii; } diff --git a/drivers/staging/vt6655/wmgr.c b/drivers/staging/vt6655/wmgr.c index 9938813..ed4b32b 100644 --- a/drivers/staging/vt6655/wmgr.c +++ b/drivers/staging/vt6655/wmgr.c @@ -1680,7 +1680,8 @@ s_vMgrRxDeauthentication( vMgrDecodeDeauthen(&sFrame); DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP deauthed me, reason=%d.\n", cpu_to_le16((*(sFrame.pwReason)))); // TODO: update BSS list for specific BSSID if pre-authentication case - if (!compare_ether_addr(sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID)) { + if (ether_addr_equal(sFrame.pHdr->sA3.abyAddr3, + pMgmt->abyCurrBSSID)) { if (pMgmt->eCurrState >= WMAC_STATE_AUTHPENDING) { pMgmt->sNodeDBTable[0].bActive = false; pMgmt->eCurrMode = WMAC_MODE_STANDBY; diff --git a/drivers/staging/vt6655/wpactl.c b/drivers/staging/vt6655/wpactl.c index e8d9ecd..044368a 100644 --- a/drivers/staging/vt6655/wpactl.c +++ b/drivers/staging/vt6655/wpactl.c @@ -394,7 +394,7 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel) } else { // Key Table Full - if (!compare_ether_addr(¶m->addr[0], pDevice->abyBSSID)) { + if (ether_addr_equal(param->addr, pDevice->abyBSSID)) { //DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA -Key Table Full.2\n")); //spin_unlock_irq(&pDevice->lock); return -EINVAL; diff --git a/drivers/staging/vt6656/bssdb.c b/drivers/staging/vt6656/bssdb.c index ee79bbd..ed1d609 100644 --- a/drivers/staging/vt6656/bssdb.c +++ b/drivers/staging/vt6656/bssdb.c @@ -126,7 +126,7 @@ PKnownBSS BSSpSearchBSSList(struct vnt_private *pDevice, if ((pCurrBSS->bActive) && (pCurrBSS->bSelected == false)) { - if (!compare_ether_addr(pCurrBSS->abyBSSID, pbyBSSID)) { + if (ether_addr_equal(pCurrBSS->abyBSSID, pbyBSSID)) { if (pSSID != NULL) { // compare ssid if ( !memcmp(pSSID->abySSID, @@ -242,8 +242,8 @@ void BSSvClearBSSList(struct vnt_private *pDevice, int bKeepCurrBSSID) for (ii = 0; ii < MAX_BSS_NUM; ii++) { if (bKeepCurrBSSID) { if (pMgmt->sBSSList[ii].bActive && - !compare_ether_addr(pMgmt->sBSSList[ii].abyBSSID, - pMgmt->abyCurrBSSID)) { + ether_addr_equal(pMgmt->sBSSList[ii].abyBSSID, + pMgmt->abyCurrBSSID)) { //mike mark: there are two BSSID's in list. If that AP is in hidden ssid mode, one SSID is null, // but other's might not be obvious, so if it associate's with your STA, // you must keep the two of them!! @@ -277,7 +277,7 @@ PKnownBSS BSSpAddrIsInBSSList(struct vnt_private *pDevice, for (ii = 0; ii < MAX_BSS_NUM; ii++) { pBSSList = &(pMgmt->sBSSList[ii]); if (pBSSList->bActive) { - if (!compare_ether_addr(pBSSList->abyBSSID, abyBSSID)) { + if (ether_addr_equal(pBSSList->abyBSSID, abyBSSID)) { if (pSSID->len == ((PWLAN_IE_SSID)pBSSList->abySSID)->len){ if (memcmp(pSSID->abySSID, ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID, @@ -623,8 +623,8 @@ int BSSbIsSTAInNodeDB(struct vnt_private *pDevice, // Index = 0 reserved for AP Node for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) { if (pMgmt->sNodeDBTable[ii].bActive) { - if (!compare_ether_addr(abyDstAddr, - pMgmt->sNodeDBTable[ii].abyMACAddr)) { + if (ether_addr_equal(abyDstAddr, + pMgmt->sNodeDBTable[ii].abyMACAddr)) { *puNodeIndex = ii; return true; } diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c index ea7d443..29381b4 100644 --- a/drivers/staging/vt6656/dpc.c +++ b/drivers/staging/vt6656/dpc.c @@ -136,9 +136,9 @@ static void s_vProcessRxMACHeader(struct vnt_private *pDevice, }; pbyRxBuffer = (u8 *) (pbyRxBufferAddr + cbHeaderSize); - if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_Bridgetunnel[0])) { + if (ether_addr_equal(pbyRxBuffer, pDevice->abySNAP_Bridgetunnel)) { cbHeaderSize += 6; - } else if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_RFC1042[0])) { + } else if (ether_addr_equal(pbyRxBuffer, pDevice->abySNAP_RFC1042)) { cbHeaderSize += 6; pwType = (u16 *) (pbyRxBufferAddr + cbHeaderSize); if ((*pwType == cpu_to_be16(ETH_P_IPX)) || @@ -361,7 +361,7 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *pRCB, if ((pMgmt->eCurrMode == WMAC_MODE_STANDBY) || (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)) { if (pMgmt->sNodeDBTable[0].bActive) { - if (!compare_ether_addr(pMgmt->abyCurrBSSID, pMACHeader->addr2)) { + if (ether_addr_equal(pMgmt->abyCurrBSSID, pMACHeader->addr2)) { if (pMgmt->sNodeDBTable[0].uInActiveCount != 0) pMgmt->sNodeDBTable[0].uInActiveCount = 0; } @@ -374,8 +374,7 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *pRCB, return false; } - if (compare_ether_addr(pDevice->abyCurrentNetAddr, - pMACHeader->addr1)) { + if (!ether_addr_equal(pDevice->abyCurrentNetAddr, pMACHeader->addr1)) { return false; } } @@ -383,8 +382,8 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *pRCB, // Use for TKIP MIC s_vGetDASA(pbyFrame, &cbHeaderSize, &pDevice->sRxEthHeader); - if (!compare_ether_addr((u8 *)&(pDevice->sRxEthHeader.h_source[0]), - pDevice->abyCurrentNetAddr)) + if (ether_addr_equal((u8 *)pDevice->sRxEthHeader.h_source, + pDevice->abyCurrentNetAddr)) return false; if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) { diff --git a/drivers/staging/vt6656/iwctl.c b/drivers/staging/vt6656/iwctl.c index d0cf7d8..033cb50 100644 --- a/drivers/staging/vt6656/iwctl.c +++ b/drivers/staging/vt6656/iwctl.c @@ -657,8 +657,8 @@ int iwctl_siwap(struct net_device *dev, struct iw_request_info *info, unsigned uSameBssidNum = 0; for (ii = 0; ii < MAX_BSS_NUM; ii++) { if (pMgmt->sBSSList[ii].bActive && - !compare_ether_addr(pMgmt->sBSSList[ii].abyBSSID, - pMgmt->abyDesireBSSID)) { + ether_addr_equal(pMgmt->sBSSList[ii].abyBSSID, + pMgmt->abyDesireBSSID)) { uSameBssidNum++; } } @@ -840,8 +840,8 @@ int iwctl_siwessid(struct net_device *dev, struct iw_request_info *info, // are two same BSSID exist in list ? for (ii = 0; ii < MAX_BSS_NUM; ii++) { if (pMgmt->sBSSList[ii].bActive && - !compare_ether_addr(pMgmt->sBSSList[ii].abyBSSID, - pCurr->abyBSSID)) { + ether_addr_equal(pMgmt->sBSSList[ii].abyBSSID, + pCurr->abyBSSID)) { uSameBssidNum++; } } diff --git a/drivers/staging/vt6656/key.c b/drivers/staging/vt6656/key.c index 205590b..be92c04 100644 --- a/drivers/staging/vt6656/key.c +++ b/drivers/staging/vt6656/key.c @@ -151,7 +151,7 @@ int KeybGetKey(PSKeyManagement pTable, u8 *pbyBSSID, u32 dwKeyIndex, *pKey = NULL; for (i=0;i<MAX_KEY_TABLE;i++) { if ((pTable->KeyTable[i].bInUse == true) && - !compare_ether_addr(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { + ether_addr_equal(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { if (dwKeyIndex == 0xFFFFFFFF) { if (pTable->KeyTable[i].PairwiseKey.bKeyValid == true) { *pKey = &(pTable->KeyTable[i].PairwiseKey); @@ -213,7 +213,7 @@ int KeybSetKey(struct vnt_private *pDevice, PSKeyManagement pTable, j = i; } if ((pTable->KeyTable[i].bInUse == true) && - !compare_ether_addr(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { + ether_addr_equal(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { // found table already exist if ((dwKeyIndex & PAIRWISE_KEY) != 0) { // Pairwise key @@ -395,7 +395,7 @@ int KeybRemoveKey(struct vnt_private *pDevice, PSKeyManagement pTable, } else { for (i=0;i<MAX_KEY_TABLE;i++) { if ( (pTable->KeyTable[i].bInUse == true) && - !compare_ether_addr(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { + ether_addr_equal(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { if ((dwKeyIndex & PAIRWISE_KEY) != 0) { pTable->KeyTable[i].PairwiseKey.bKeyValid = false; @@ -445,7 +445,7 @@ int KeybRemoveAllKey(struct vnt_private *pDevice, PSKeyManagement pTable, for (i=0;i<MAX_KEY_TABLE;i++) { if ((pTable->KeyTable[i].bInUse == true) && - !compare_ether_addr(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { + ether_addr_equal(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { pTable->KeyTable[i].PairwiseKey.bKeyValid = false; for (u = 0; u < MAX_GROUP_KEY; u++) pTable->KeyTable[i].GroupKey[u].bKeyValid = false; @@ -480,7 +480,7 @@ int KeybGetTransmitKey(PSKeyManagement pTable, u8 *pbyBSSID, u32 dwKeyType, for (i = 0; i < MAX_KEY_TABLE; i++) { if ((pTable->KeyTable[i].bInUse == true) && - !compare_ether_addr(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { + ether_addr_equal(pTable->KeyTable[i].abyBSSID, pbyBSSID)) { if (dwKeyType == PAIRWISE_KEY) { diff --git a/drivers/staging/vt6656/wctl.c b/drivers/staging/vt6656/wctl.c index 47a655d..814342c 100644 --- a/drivers/staging/vt6656/wctl.c +++ b/drivers/staging/vt6656/wctl.c @@ -69,8 +69,7 @@ bool WCTLbIsDuplicate (PSCache pCache, struct ieee80211_hdr *pMACHeader) for (ii = 0; ii < DUPLICATE_RX_CACHE_LENGTH; ii++) { pCacheEntry = &(pCache->asCacheEntry[uIndex]); if ((pCacheEntry->wFmSequence == pMACHeader->seq_ctrl) && - (!compare_ether_addr(&(pCacheEntry->abyAddr2[0]), - &(pMACHeader->addr2[0]))) && + ether_addr_equal(pCacheEntry->abyAddr2, pMACHeader->addr2) && (LOBYTE(pCacheEntry->wFrameCtl) == LOBYTE(pMACHeader->frame_control)) ) { /* Duplicate match */ @@ -110,8 +109,8 @@ unsigned int WCTLuSearchDFCB(struct vnt_private *pDevice, for (ii = 0; ii < pDevice->cbDFCB; ii++) { if ((pDevice->sRxDFCB[ii].bInUse == true) && - (!compare_ether_addr(&(pDevice->sRxDFCB[ii].abyAddr2[0]), - &(pMACHeader->addr2[0])))) { + ether_addr_equal(pDevice->sRxDFCB[ii].abyAddr2, + pMACHeader->addr2)) { return ii; } } diff --git a/drivers/staging/vt6656/wmgr.c b/drivers/staging/vt6656/wmgr.c index b6cbd13..bc808ef 100644 --- a/drivers/staging/vt6656/wmgr.c +++ b/drivers/staging/vt6656/wmgr.c @@ -1422,8 +1422,8 @@ static void s_vMgrRxDeauthentication(struct vnt_private *pDevice, pDevice->fWPA_Authened = false; DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP deauthed me, reason=%d.\n", cpu_to_le16((*(sFrame.pwReason)))); // TODO: update BSS list for specific BSSID if pre-authentication case - if (!compare_ether_addr(sFrame.pHdr->sA3.abyAddr3, - pMgmt->abyCurrBSSID)) { + if (ether_addr_equal(sFrame.pHdr->sA3.abyAddr3, + pMgmt->abyCurrBSSID)) { if (pMgmt->eCurrState >= WMAC_STATE_AUTHPENDING) { pMgmt->sNodeDBTable[0].bActive = false; pMgmt->eCurrMode = WMAC_MODE_STANDBY; diff --git a/drivers/staging/vt6656/wpactl.c b/drivers/staging/vt6656/wpactl.c index 9f1b413..003bd7c 100644 --- a/drivers/staging/vt6656/wpactl.c +++ b/drivers/staging/vt6656/wpactl.c @@ -227,7 +227,7 @@ int wpa_set_keys(struct vnt_private *pDevice, void *ctx) DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Pairwise Key Set\n"); } else { // Key Table Full - if (!compare_ether_addr(¶m->addr[0], pDevice->abyBSSID)) { + if (ether_addr_equal(param->addr, pDevice->abyBSSID)) { //DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA -Key Table Full.2\n")); return -EINVAL; } else { diff --git a/drivers/staging/wlan-ng/cfg80211.c b/drivers/staging/wlan-ng/cfg80211.c index f1bce18..237479a 100644 --- a/drivers/staging/wlan-ng/cfg80211.c +++ b/drivers/staging/wlan-ng/cfg80211.c @@ -122,7 +122,7 @@ int prism2_change_virtual_intf(struct wiphy *wiphy, data = 1; break; default: - printk(KERN_WARNING "Operation mode: %d not support\n", type); + netdev_warn(dev, "Operation mode: %d not support\n", type); return -EOPNOTSUPP; } @@ -352,7 +352,7 @@ int prism2_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) return -EBUSY; if (wlandev->macmode == WLAN_MACMODE_ESS_AP) { - printk(KERN_ERR "Can't scan in AP mode\n"); + netdev_err(dev, "Can't scan in AP mode\n"); return -EOPNOTSUPP; } @@ -510,7 +510,7 @@ int prism2_connect(struct wiphy *wiphy, struct net_device *dev, ((sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) && is_wep)) msg_join.authtype.data = P80211ENUM_authalg_sharedkey; else - printk(KERN_WARNING + netdev_warn(dev, "Unhandled authorisation type for connect (%d)\n", sme->auth_type); diff --git a/drivers/staging/wlan-ng/hfa384x_usb.c b/drivers/staging/wlan-ng/hfa384x_usb.c index c1a8cb6..5b8b094 100644 --- a/drivers/staging/wlan-ng/hfa384x_usb.c +++ b/drivers/staging/wlan-ng/hfa384x_usb.c @@ -355,7 +355,7 @@ static int submit_rx_urb(hfa384x_t *hw, gfp_t memflags) /* Check whether we need to reset the RX pipe */ if (result == -EPIPE) { - printk(KERN_WARNING + netdev_warn(hw->wlandev->netdev, "%s rx pipe stalled: requesting reset\n", hw->wlandev->netdev->name); if (!test_and_set_bit(WORK_RX_HALT, &hw->usb_flags)) @@ -405,7 +405,7 @@ static int submit_tx_urb(hfa384x_t *hw, struct urb *tx_urb, gfp_t memflags) /* Test whether we need to reset the TX pipe */ if (result == -EPIPE) { - printk(KERN_WARNING + netdev_warn(hw->wlandev->netdev, "%s tx pipe stalled: requesting reset\n", netdev->name); set_bit(WORK_TX_HALT, &hw->usb_flags); @@ -454,11 +454,11 @@ static void hfa384x_usb_defer(struct work_struct *data) ret = usb_clear_halt(hw->usb, hw->endp_in); if (ret != 0) { - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "Failed to clear rx pipe for %s: err=%d\n", netdev->name, ret); } else { - printk(KERN_INFO "%s rx pipe reset complete.\n", + netdev_info(hw->wlandev->netdev, "%s rx pipe reset complete.\n", netdev->name); clear_bit(WORK_RX_HALT, &hw->usb_flags); set_bit(WORK_RX_RESUME, &hw->usb_flags); @@ -471,7 +471,7 @@ static void hfa384x_usb_defer(struct work_struct *data) ret = submit_rx_urb(hw, GFP_KERNEL); if (ret != 0) { - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "Failed to resume %s rx pipe.\n", netdev->name); } else { clear_bit(WORK_RX_RESUME, &hw->usb_flags); @@ -485,11 +485,11 @@ static void hfa384x_usb_defer(struct work_struct *data) usb_kill_urb(&hw->tx_urb); ret = usb_clear_halt(hw->usb, hw->endp_out); if (ret != 0) { - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "Failed to clear tx pipe for %s: err=%d\n", netdev->name, ret); } else { - printk(KERN_INFO "%s tx pipe reset complete.\n", + netdev_info(hw->wlandev->netdev, "%s tx pipe reset complete.\n", netdev->name); clear_bit(WORK_TX_HALT, &hw->usb_flags); set_bit(WORK_TX_RESUME, &hw->usb_flags); @@ -1211,7 +1211,7 @@ int hfa384x_corereset(hfa384x_t *hw, int holdtime, int settletime, int genesis) result = usb_reset_device(hw->usb); if (result < 0) { - printk(KERN_ERR "usb_reset_device() failed, result=%d.\n", + netdev_err(hw->wlandev->netdev, "usb_reset_device() failed, result=%d.\n", result); } @@ -1311,7 +1311,7 @@ cleanup: if (ctlx->state == CTLX_COMPLETE) { result = completor->complete(completor); } else { - printk(KERN_WARNING "CTLX[%d] error: state(%s)\n", + netdev_warn(hw->wlandev->netdev, "CTLX[%d] error: state(%s)\n", le16_to_cpu(ctlx->outbuf.type), ctlxstr(ctlx->state)); result = -EIO; @@ -2018,7 +2018,7 @@ int hfa384x_drvr_flashdl_write(hfa384x_t *hw, u32 daddr, void *buf, u32 len) if (hw->dlstate != HFA384x_DLSTATE_FLASHENABLED) return -EINVAL; - printk(KERN_INFO "Download %d bytes to flash @0x%06x\n", len, daddr); + netdev_info(hw->wlandev->netdev, "Download %d bytes to flash @0x%06x\n", len, daddr); /* Convert to flat address for arithmetic */ /* NOTE: dlbuffer RID stores the address in AUX format */ @@ -2028,7 +2028,7 @@ int hfa384x_drvr_flashdl_write(hfa384x_t *hw, u32 daddr, void *buf, u32 len) hw->bufinfo.page, hw->bufinfo.offset, dlbufaddr); #if 0 - printk(KERN_WARNING "dlbuf@0x%06lx len=%d to=%d\n", dlbufaddr, + netdev_warn(hw->wlandev->netdev, "dlbuf@0x%06lx len=%d to=%d\n", dlbufaddr, hw->bufinfo.len, hw->dltimeout); #endif /* Calculations to determine how many fills of the dlbuffer to do @@ -2055,14 +2055,14 @@ int hfa384x_drvr_flashdl_write(hfa384x_t *hw, u32 daddr, void *buf, u32 len) burnlo = HFA384x_ADDR_CMD_MKOFF(burndaddr); burnhi = HFA384x_ADDR_CMD_MKPAGE(burndaddr); - printk(KERN_INFO "Writing %d bytes to flash @0x%06x\n", + netdev_info(hw->wlandev->netdev, "Writing %d bytes to flash @0x%06x\n", burnlen, burndaddr); /* Set the download mode */ result = hfa384x_cmd_download(hw, HFA384x_PROGMODE_NV, burnlo, burnhi, burnlen); if (result) { - printk(KERN_ERR "download(NV,lo=%x,hi=%x,len=%x) " + netdev_err(hw->wlandev->netdev, "download(NV,lo=%x,hi=%x,len=%x) " "cmd failed, result=%d. Aborting d/l\n", burnlo, burnhi, burnlen, result); goto exit_proc; @@ -2094,7 +2094,7 @@ int hfa384x_drvr_flashdl_write(hfa384x_t *hw, u32 daddr, void *buf, u32 len) HFA384x_PROGMODE_NVWRITE, 0, 0, 0); if (result) { - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "download(NVWRITE,lo=%x,hi=%x,len=%x) " "cmd failed, result=%d. Aborting d/l\n", burnlo, burnhi, burnlen, result); @@ -2279,7 +2279,7 @@ int hfa384x_drvr_ramdl_enable(hfa384x_t *hw, u32 exeaddr) /* Check that a port isn't active */ for (i = 0; i < HFA384x_PORTID_MAX; i++) { if (hw->port_enabled[i]) { - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "Can't download with a macport enabled.\n"); return -EINVAL; } @@ -2287,7 +2287,7 @@ int hfa384x_drvr_ramdl_enable(hfa384x_t *hw, u32 exeaddr) /* Check that we're not already in a download state */ if (hw->dlstate != HFA384x_DLSTATE_DISABLED) { - printk(KERN_ERR "Download state not disabled.\n"); + netdev_err(hw->wlandev->netdev, "Download state not disabled.\n"); return -EINVAL; } @@ -2352,7 +2352,7 @@ int hfa384x_drvr_ramdl_write(hfa384x_t *hw, u32 daddr, void *buf, u32 len) if (hw->dlstate != HFA384x_DLSTATE_RAMENABLED) return -EINVAL; - printk(KERN_INFO "Writing %d bytes to ram @0x%06x\n", len, daddr); + netdev_info(hw->wlandev->netdev, "Writing %d bytes to ram @0x%06x\n", len, daddr); /* How many dowmem calls? */ nwrites = len / HFA384x_USB_RWMEM_MAXLEN; @@ -2449,7 +2449,7 @@ int hfa384x_drvr_readpda(hfa384x_t *hw, void *buf, unsigned int len) len); if (result) { - printk(KERN_WARNING + netdev_warn(hw->wlandev->netdev, "Read from index %zd failed, continuing\n", i); continue; } @@ -2462,13 +2462,13 @@ int hfa384x_drvr_readpda(hfa384x_t *hw, void *buf, unsigned int len) pdrcode = le16_to_cpu(pda[currpdr + 1]); /* Test the record length */ if (pdrlen > HFA384x_PDR_LEN_MAX || pdrlen == 0) { - printk(KERN_ERR "pdrlen invalid=%d\n", pdrlen); + netdev_err(hw->wlandev->netdev, "pdrlen invalid=%d\n", pdrlen); pdaok = 0; break; } /* Test the code */ if (!hfa384x_isgood_pdrcode(pdrcode)) { - printk(KERN_ERR "pdrcode invalid=%d\n", + netdev_err(hw->wlandev->netdev, "pdrcode invalid=%d\n", pdrcode); pdaok = 0; break; @@ -2484,7 +2484,7 @@ int hfa384x_drvr_readpda(hfa384x_t *hw, void *buf, unsigned int len) } } if (pdaok) { - printk(KERN_INFO + netdev_info(hw->wlandev->netdev, "PDA Read from 0x%08x in %s space.\n", pdaloc[i].cardaddr, pdaloc[i].auxctl == 0 ? "EXTDS" : @@ -2564,20 +2564,20 @@ int hfa384x_drvr_start(hfa384x_t *hw) result = usb_get_status(hw->usb, USB_RECIP_ENDPOINT, hw->endp_in, &status); if (result < 0) { - printk(KERN_ERR "Cannot get bulk in endpoint status.\n"); + netdev_err(hw->wlandev->netdev, "Cannot get bulk in endpoint status.\n"); goto done; } if ((status == 1) && usb_clear_halt(hw->usb, hw->endp_in)) - printk(KERN_ERR "Failed to reset bulk in endpoint.\n"); + netdev_err(hw->wlandev->netdev, "Failed to reset bulk in endpoint.\n"); result = usb_get_status(hw->usb, USB_RECIP_ENDPOINT, hw->endp_out, &status); if (result < 0) { - printk(KERN_ERR "Cannot get bulk out endpoint status.\n"); + netdev_err(hw->wlandev->netdev, "Cannot get bulk out endpoint status.\n"); goto done; } if ((status == 1) && usb_clear_halt(hw->usb, hw->endp_out)) - printk(KERN_ERR "Failed to reset bulk out endpoint.\n"); + netdev_err(hw->wlandev->netdev, "Failed to reset bulk out endpoint.\n"); /* Synchronous unlink, in case we're trying to restart the driver */ usb_kill_urb(&hw->rx_urb); @@ -2585,7 +2585,7 @@ int hfa384x_drvr_start(hfa384x_t *hw) /* Post the IN urb */ result = submit_rx_urb(hw, GFP_KERNEL); if (result != 0) { - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "Fatal, failed to submit RX URB, result=%d\n", result); goto done; } @@ -2605,7 +2605,7 @@ int hfa384x_drvr_start(hfa384x_t *hw) result = result2 = hfa384x_cmd_initialize(hw); if (result1 != 0) { if (result2 != 0) { - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "cmd_initialize() failed on two attempts, results %d and %d\n", result1, result2); usb_kill_urb(&hw->rx_urb); @@ -2616,9 +2616,9 @@ int hfa384x_drvr_start(hfa384x_t *hw) pr_debug("but second attempt succeeded. All should be ok\n"); } } else if (result2 != 0) { - printk(KERN_WARNING "First cmd_initialize() succeeded, but second attempt failed (result=%d)\n", + netdev_warn(hw->wlandev->netdev, "First cmd_initialize() succeeded, but second attempt failed (result=%d)\n", result2); - printk(KERN_WARNING + netdev_warn(hw->wlandev->netdev, "Most likely the card will be functional\n"); goto done; } @@ -2709,7 +2709,7 @@ int hfa384x_drvr_txframe(hfa384x_t *hw, struct sk_buff *skb, char *ptr; if (hw->tx_urb.status == -EINPROGRESS) { - printk(KERN_WARNING "TX URB already in use\n"); + netdev_warn(hw->wlandev->netdev, "TX URB already in use\n"); result = 3; goto exit; } @@ -2784,7 +2784,7 @@ int hfa384x_drvr_txframe(hfa384x_t *hw, struct sk_buff *skb, result = 1; ret = submit_tx_urb(hw, &hw->tx_urb, GFP_ATOMIC); if (ret != 0) { - printk(KERN_ERR "submit_tx_urb() failed, error=%d\n", ret); + netdev_err(hw->wlandev->netdev, "submit_tx_urb() failed, error=%d\n", ret); result = 3; } @@ -3009,7 +3009,7 @@ static void unlocked_usbctlx_complete(hfa384x_t *hw, hfa384x_usbctlx_t *ctlx) break; default: - printk(KERN_ERR "CTLX[%d] not in a terminating state(%s)\n", + netdev_err(hw->wlandev->netdev, "CTLX[%d] not in a terminating state(%s)\n", le16_to_cpu(ctlx->outbuf.type), ctlxstr(ctlx->state)); break; } /* switch */ @@ -3091,7 +3091,7 @@ static void hfa384x_usbctlxq_run(hfa384x_t *hw) * this CTLX back in the "pending" queue * and schedule a reset ... */ - printk(KERN_WARNING + netdev_warn(hw->wlandev->netdev, "%s tx pipe stalled: requesting reset\n", hw->wlandev->netdev->name); list_move(&head->list, &hw->ctlxq.pending); @@ -3101,12 +3101,12 @@ static void hfa384x_usbctlxq_run(hfa384x_t *hw) } if (result == -ESHUTDOWN) { - printk(KERN_WARNING "%s urb shutdown!\n", + netdev_warn(hw->wlandev->netdev, "%s urb shutdown!\n", hw->wlandev->netdev->name); break; } - printk(KERN_ERR "Failed to submit CTLX[%d]: error=%d\n", + netdev_err(hw->wlandev->netdev, "Failed to submit CTLX[%d]: error=%d\n", le16_to_cpu(head->outbuf.type), result); unlocked_usbctlx_complete(hw, head); } /* while */ @@ -3173,7 +3173,7 @@ static void hfa384x_usbin_callback(struct urb *urb) break; case -EPIPE: - printk(KERN_WARNING "%s rx pipe stalled: requesting reset\n", + netdev_warn(hw->wlandev->netdev, "%s rx pipe stalled: requesting reset\n", wlandev->netdev->name); if (!test_and_set_bit(WORK_RX_HALT, &hw->usb_flags)) schedule_work(&hw->usb_work); @@ -3224,7 +3224,7 @@ static void hfa384x_usbin_callback(struct urb *urb) result = submit_rx_urb(hw, GFP_ATOMIC); if (result != 0) { - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "Fatal, failed to resubmit rx_urb. error=%d\n", result); } @@ -3360,7 +3360,7 @@ retry: * Check that our message is what we're expecting ... */ if (ctlx->outbuf.type != intype) { - printk(KERN_WARNING + netdev_warn(hw->wlandev->netdev, "Expected IN[%d], received IN[%d] - ignored.\n", le16_to_cpu(ctlx->outbuf.type), le16_to_cpu(intype)); @@ -3396,7 +3396,7 @@ retry: /* * Throw this CTLX away ... */ - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "Matched IN URB, CTLX[%d] in invalid state(%s)." " Discarded.\n", le16_to_cpu(ctlx->outbuf.type), @@ -3534,7 +3534,7 @@ static void hfa384x_usbin_rx(wlandevice_t *wlandev, struct sk_buff *skb) break; default: - printk(KERN_WARNING "Received frame on unsupported port=%d\n", + netdev_warn(hw->wlandev->netdev, "Received frame on unsupported port=%d\n", HFA384x_RXSTATUS_MACPORT_GET(usbin->rxfrm.desc.status)); goto done; break; @@ -3596,7 +3596,7 @@ static void hfa384x_int_rxmonitor(wlandevice_t *wlandev, skb = dev_alloc_skb(skblen); if (skb == NULL) { - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "alloc_skb failed trying to allocate %d bytes\n", skblen); return; @@ -3714,7 +3714,7 @@ static void hfa384x_usbout_callback(struct urb *urb) case -EPIPE: { hfa384x_t *hw = wlandev->priv; - printk(KERN_WARNING + netdev_warn(hw->wlandev->netdev, "%s tx pipe stalled: requesting reset\n", wlandev->netdev->name); if (!test_and_set_bit @@ -3747,7 +3747,7 @@ static void hfa384x_usbout_callback(struct urb *urb) break; default: - printk(KERN_INFO "unknown urb->status=%d\n", + netdev_info(wlandev->netdev, "unknown urb->status=%d\n", urb->status); ++(wlandev->linux_stats.tx_errors); break; @@ -3841,7 +3841,7 @@ retry: default: /* This is NOT a valid CTLX "success" state! */ - printk(KERN_ERR + netdev_err(hw->wlandev->netdev, "Illegal CTLX[%d] success state(%s, %d) in OUT URB\n", le16_to_cpu(ctlx->outbuf.type), ctlxstr(ctlx->state), urb->status); @@ -3851,7 +3851,7 @@ retry: /* If the pipe has stalled then we need to reset it */ if ((urb->status == -EPIPE) && !test_and_set_bit(WORK_TX_HALT, &hw->usb_flags)) { - printk(KERN_WARNING + netdev_warn(hw->wlandev->netdev, "%s tx pipe stalled: requesting reset\n", hw->wlandev->netdev->name); schedule_work(&hw->usb_work); |
