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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-04-07 05:03:02 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-04-07 05:03:02 -0400
commitc610f7f772aa06ae2bd8e5ace87cde4d90f70198 (patch)
tree6991a32acd3d63685c184734869877707fa73d1c /drivers/iio
parentf9541f8239a5765595543b021b2dce6a8d6653ab (diff)
parentf22e6e847115abc3a0e2ad7bb18d243d42275af1 (diff)
Merge 4.0-rc7 into staging-next
We want those fixes (iio primarily) into the -next branch to help with merge and testing issues. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/accel/bma180.c2
-rw-r--r--drivers/iio/accel/bmc150-accel.c20
-rw-r--r--drivers/iio/accel/kxcjk-1013.c2
-rw-r--r--drivers/iio/adc/Kconfig3
-rw-r--r--drivers/iio/adc/at91_adc.c5
-rw-r--r--drivers/iio/adc/ti_am335x_adc.c3
-rw-r--r--drivers/iio/adc/vf610_adc.c91
-rw-r--r--drivers/iio/gyro/bmg160.c2
-rw-r--r--drivers/iio/imu/adis_trigger.c2
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_core.c56
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c25
-rw-r--r--drivers/iio/imu/kmx61.c2
-rw-r--r--drivers/iio/industrialio-core.c5
-rw-r--r--drivers/iio/industrialio-event.c1
-rw-r--r--drivers/iio/proximity/sx9500.c2
15 files changed, 130 insertions, 91 deletions
diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c
index 1096da327130..75c6d2103e07 100644
--- a/drivers/iio/accel/bma180.c
+++ b/drivers/iio/accel/bma180.c
@@ -659,7 +659,7 @@ static irqreturn_t bma180_trigger_handler(int irq, void *p)
659 659
660 mutex_lock(&data->mutex); 660 mutex_lock(&data->mutex);
661 661
662 for_each_set_bit(bit, indio_dev->buffer->scan_mask, 662 for_each_set_bit(bit, indio_dev->active_scan_mask,
663 indio_dev->masklength) { 663 indio_dev->masklength) {
664 ret = bma180_get_data_reg(data, bit); 664 ret = bma180_get_data_reg(data, bit);
665 if (ret < 0) { 665 if (ret < 0) {
diff --git a/drivers/iio/accel/bmc150-accel.c b/drivers/iio/accel/bmc150-accel.c
index 4026122a7592..73e87739d219 100644
--- a/drivers/iio/accel/bmc150-accel.c
+++ b/drivers/iio/accel/bmc150-accel.c
@@ -204,14 +204,14 @@ static const struct {
204 int val; 204 int val;
205 int val2; 205 int val2;
206 u8 bw_bits; 206 u8 bw_bits;
207} bmc150_accel_samp_freq_table[] = { {7, 810000, 0x08}, 207} bmc150_accel_samp_freq_table[] = { {15, 620000, 0x08},
208 {15, 630000, 0x09}, 208 {31, 260000, 0x09},
209 {31, 250000, 0x0A}, 209 {62, 500000, 0x0A},
210 {62, 500000, 0x0B}, 210 {125, 0, 0x0B},
211 {125, 0, 0x0C}, 211 {250, 0, 0x0C},
212 {250, 0, 0x0D}, 212 {500, 0, 0x0D},
213 {500, 0, 0x0E}, 213 {1000, 0, 0x0E},
214 {1000, 0, 0x0F} }; 214 {2000, 0, 0x0F} };
215 215
216static const struct { 216static const struct {
217 int bw_bits; 217 int bw_bits;
@@ -1049,7 +1049,7 @@ static int bmc150_accel_fifo_flush(struct iio_dev *indio_dev, unsigned samples)
1049} 1049}
1050 1050
1051static IIO_CONST_ATTR_SAMP_FREQ_AVAIL( 1051static IIO_CONST_ATTR_SAMP_FREQ_AVAIL(
1052 "7.810000 15.630000 31.250000 62.500000 125 250 500 1000"); 1052 "15.620000 31.260000 62.50000 125 250 500 1000 2000");
1053 1053
1054static struct attribute *bmc150_accel_attributes[] = { 1054static struct attribute *bmc150_accel_attributes[] = {
1055 &iio_const_attr_sampling_frequency_available.dev_attr.attr, 1055 &iio_const_attr_sampling_frequency_available.dev_attr.attr,
@@ -1209,7 +1209,7 @@ static irqreturn_t bmc150_accel_trigger_handler(int irq, void *p)
1209 int bit, ret, i = 0; 1209 int bit, ret, i = 0;
1210 1210
1211 mutex_lock(&data->mutex); 1211 mutex_lock(&data->mutex);
1212 for_each_set_bit(bit, indio_dev->buffer->scan_mask, 1212 for_each_set_bit(bit, indio_dev->active_scan_mask,
1213 indio_dev->masklength) { 1213 indio_dev->masklength) {
1214 ret = i2c_smbus_read_word_data(data->client, 1214 ret = i2c_smbus_read_word_data(data->client,
1215 BMC150_ACCEL_AXIS_TO_REG(bit)); 1215 BMC150_ACCEL_AXIS_TO_REG(bit));
diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
index a98b5d212fb3..51da3692d561 100644
--- a/drivers/iio/accel/kxcjk-1013.c
+++ b/drivers/iio/accel/kxcjk-1013.c
@@ -956,7 +956,7 @@ static irqreturn_t kxcjk1013_trigger_handler(int irq, void *p)
956 956
957 mutex_lock(&data->mutex); 957 mutex_lock(&data->mutex);
958 958
959 for_each_set_bit(bit, indio_dev->buffer->scan_mask, 959 for_each_set_bit(bit, indio_dev->active_scan_mask,
960 indio_dev->masklength) { 960 indio_dev->masklength) {
961 ret = kxcjk1013_get_acc_reg(data, bit); 961 ret = kxcjk1013_get_acc_reg(data, bit);
962 if (ret < 0) { 962 if (ret < 0) {
diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig
index 9eaa8d1e582d..f96074a15ac8 100644
--- a/drivers/iio/adc/Kconfig
+++ b/drivers/iio/adc/Kconfig
@@ -137,7 +137,8 @@ config AXP288_ADC
137 137
138config CC10001_ADC 138config CC10001_ADC
139 tristate "Cosmic Circuits 10001 ADC driver" 139 tristate "Cosmic Circuits 10001 ADC driver"
140 depends on HAS_IOMEM || HAVE_CLK || REGULATOR 140 depends on HAVE_CLK || REGULATOR
141 depends on HAS_IOMEM
141 select IIO_BUFFER 142 select IIO_BUFFER
142 select IIO_TRIGGERED_BUFFER 143 select IIO_TRIGGERED_BUFFER
143 help 144 help
diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c
index ff61ae55dd3f..8a0eb4a04fb5 100644
--- a/drivers/iio/adc/at91_adc.c
+++ b/drivers/iio/adc/at91_adc.c
@@ -544,7 +544,6 @@ static int at91_adc_configure_trigger(struct iio_trigger *trig, bool state)
544{ 544{
545 struct iio_dev *idev = iio_trigger_get_drvdata(trig); 545 struct iio_dev *idev = iio_trigger_get_drvdata(trig);
546 struct at91_adc_state *st = iio_priv(idev); 546 struct at91_adc_state *st = iio_priv(idev);
547 struct iio_buffer *buffer = idev->buffer;
548 struct at91_adc_reg_desc *reg = st->registers; 547 struct at91_adc_reg_desc *reg = st->registers;
549 u32 status = at91_adc_readl(st, reg->trigger_register); 548 u32 status = at91_adc_readl(st, reg->trigger_register);
550 int value; 549 int value;
@@ -564,7 +563,7 @@ static int at91_adc_configure_trigger(struct iio_trigger *trig, bool state)
564 at91_adc_writel(st, reg->trigger_register, 563 at91_adc_writel(st, reg->trigger_register,
565 status | value); 564 status | value);
566 565
567 for_each_set_bit(bit, buffer->scan_mask, 566 for_each_set_bit(bit, idev->active_scan_mask,
568 st->num_channels) { 567 st->num_channels) {
569 struct iio_chan_spec const *chan = idev->channels + bit; 568 struct iio_chan_spec const *chan = idev->channels + bit;
570 at91_adc_writel(st, AT91_ADC_CHER, 569 at91_adc_writel(st, AT91_ADC_CHER,
@@ -579,7 +578,7 @@ static int at91_adc_configure_trigger(struct iio_trigger *trig, bool state)
579 at91_adc_writel(st, reg->trigger_register, 578 at91_adc_writel(st, reg->trigger_register,
580 status & ~value); 579 status & ~value);
581 580
582 for_each_set_bit(bit, buffer->scan_mask, 581 for_each_set_bit(bit, idev->active_scan_mask,
583 st->num_channels) { 582 st->num_channels) {
584 struct iio_chan_spec const *chan = idev->channels + bit; 583 struct iio_chan_spec const *chan = idev->channels + bit;
585 at91_adc_writel(st, AT91_ADC_CHDR, 584 at91_adc_writel(st, AT91_ADC_CHDR,
diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index 2e5cc4409f78..a0e7161f040c 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -188,12 +188,11 @@ static int tiadc_buffer_preenable(struct iio_dev *indio_dev)
188static int tiadc_buffer_postenable(struct iio_dev *indio_dev) 188static int tiadc_buffer_postenable(struct iio_dev *indio_dev)
189{ 189{
190 struct tiadc_device *adc_dev = iio_priv(indio_dev); 190 struct tiadc_device *adc_dev = iio_priv(indio_dev);
191 struct iio_buffer *buffer = indio_dev->buffer;
192 unsigned int enb = 0; 191 unsigned int enb = 0;
193 u8 bit; 192 u8 bit;
194 193
195 tiadc_step_config(indio_dev); 194 tiadc_step_config(indio_dev);
196 for_each_set_bit(bit, buffer->scan_mask, adc_dev->channels) 195 for_each_set_bit(bit, indio_dev->active_scan_mask, adc_dev->channels)
197 enb |= (get_adc_step_bit(adc_dev, bit) << 1); 196 enb |= (get_adc_step_bit(adc_dev, bit) << 1);
198 adc_dev->buffer_en_ch_steps = enb; 197 adc_dev->buffer_en_ch_steps = enb;
199 198
diff --git a/drivers/iio/adc/vf610_adc.c b/drivers/iio/adc/vf610_adc.c
index 5b72d170fd36..56292ae4538d 100644
--- a/drivers/iio/adc/vf610_adc.c
+++ b/drivers/iio/adc/vf610_adc.c
@@ -141,9 +141,13 @@ struct vf610_adc {
141 struct regulator *vref; 141 struct regulator *vref;
142 struct vf610_adc_feature adc_feature; 142 struct vf610_adc_feature adc_feature;
143 143
144 u32 sample_freq_avail[5];
145
144 struct completion completion; 146 struct completion completion;
145}; 147};
146 148
149static const u32 vf610_hw_avgs[] = { 1, 4, 8, 16, 32 };
150
147#define VF610_ADC_CHAN(_idx, _chan_type) { \ 151#define VF610_ADC_CHAN(_idx, _chan_type) { \
148 .type = (_chan_type), \ 152 .type = (_chan_type), \
149 .indexed = 1, \ 153 .indexed = 1, \
@@ -180,35 +184,47 @@ static const struct iio_chan_spec vf610_adc_iio_channels[] = {
180 /* sentinel */ 184 /* sentinel */
181}; 185};
182 186
183/* 187static inline void vf610_adc_calculate_rates(struct vf610_adc *info)
184 * ADC sample frequency, unit is ADCK cycles. 188{
185 * ADC clk source is ipg clock, which is the same as bus clock. 189 unsigned long adck_rate, ipg_rate = clk_get_rate(info->clk);
186 * 190 int i;
187 * ADC conversion time = SFCAdder + AverageNum x (BCT + LSTAdder) 191
188 * SFCAdder: fixed to 6 ADCK cycles 192 /*
189 * AverageNum: 1, 4, 8, 16, 32 samples for hardware average. 193 * Calculate ADC sample frequencies
190 * BCT (Base Conversion Time): fixed to 25 ADCK cycles for 12 bit mode 194 * Sample time unit is ADCK cycles. ADCK clk source is ipg clock,
191 * LSTAdder(Long Sample Time): fixed to 3 ADCK cycles 195 * which is the same as bus clock.
192 * 196 *
193 * By default, enable 12 bit resolution mode, clock source 197 * ADC conversion time = SFCAdder + AverageNum x (BCT + LSTAdder)
194 * set to ipg clock, So get below frequency group: 198 * SFCAdder: fixed to 6 ADCK cycles
195 */ 199 * AverageNum: 1, 4, 8, 16, 32 samples for hardware average.
196static const u32 vf610_sample_freq_avail[5] = 200 * BCT (Base Conversion Time): fixed to 25 ADCK cycles for 12 bit mode
197{1941176, 559332, 286957, 145374, 73171}; 201 * LSTAdder(Long Sample Time): fixed to 3 ADCK cycles
202 */
203 adck_rate = ipg_rate / info->adc_feature.clk_div;
204 for (i = 0; i < ARRAY_SIZE(vf610_hw_avgs); i++)
205 info->sample_freq_avail[i] =
206 adck_rate / (6 + vf610_hw_avgs[i] * (25 + 3));
207}
198 208
199static inline void vf610_adc_cfg_init(struct vf610_adc *info) 209static inline void vf610_adc_cfg_init(struct vf610_adc *info)
200{ 210{
211 struct vf610_adc_feature *adc_feature = &info->adc_feature;
212
201 /* set default Configuration for ADC controller */ 213 /* set default Configuration for ADC controller */
202 info->adc_feature.clk_sel = VF610_ADCIOC_BUSCLK_SET; 214 adc_feature->clk_sel = VF610_ADCIOC_BUSCLK_SET;
203 info->adc_feature.vol_ref = VF610_ADCIOC_VR_VREF_SET; 215 adc_feature->vol_ref = VF610_ADCIOC_VR_VREF_SET;
216
217 adc_feature->calibration = true;
218 adc_feature->ovwren = true;
219
220 adc_feature->res_mode = 12;
221 adc_feature->sample_rate = 1;
222 adc_feature->lpm = true;
204 223
205 info->adc_feature.calibration = true; 224 /* Use a save ADCK which is below 20MHz on all devices */
206 info->adc_feature.ovwren = true; 225 adc_feature->clk_div = 8;
207 226
208 info->adc_feature.clk_div = 1; 227 vf610_adc_calculate_rates(info);
209 info->adc_feature.res_mode = 12;
210 info->adc_feature.sample_rate = 1;
211 info->adc_feature.lpm = true;
212} 228}
213 229
214static void vf610_adc_cfg_post_set(struct vf610_adc *info) 230static void vf610_adc_cfg_post_set(struct vf610_adc *info)
@@ -287,12 +303,10 @@ static void vf610_adc_cfg_set(struct vf610_adc *info)
287 303
288 cfg_data = readl(info->regs + VF610_REG_ADC_CFG); 304 cfg_data = readl(info->regs + VF610_REG_ADC_CFG);
289 305
290 /* low power configuration */
291 cfg_data &= ~VF610_ADC_ADLPC_EN; 306 cfg_data &= ~VF610_ADC_ADLPC_EN;
292 if (adc_feature->lpm) 307 if (adc_feature->lpm)
293 cfg_data |= VF610_ADC_ADLPC_EN; 308 cfg_data |= VF610_ADC_ADLPC_EN;
294 309
295 /* disable high speed */
296 cfg_data &= ~VF610_ADC_ADHSC_EN; 310 cfg_data &= ~VF610_ADC_ADHSC_EN;
297 311
298 writel(cfg_data, info->regs + VF610_REG_ADC_CFG); 312 writel(cfg_data, info->regs + VF610_REG_ADC_CFG);
@@ -432,10 +446,27 @@ static irqreturn_t vf610_adc_isr(int irq, void *dev_id)
432 return IRQ_HANDLED; 446 return IRQ_HANDLED;
433} 447}
434 448
435static IIO_CONST_ATTR_SAMP_FREQ_AVAIL("1941176, 559332, 286957, 145374, 73171"); 449static ssize_t vf610_show_samp_freq_avail(struct device *dev,
450 struct device_attribute *attr, char *buf)
451{
452 struct vf610_adc *info = iio_priv(dev_to_iio_dev(dev));
453 size_t len = 0;
454 int i;
455
456 for (i = 0; i < ARRAY_SIZE(info->sample_freq_avail); i++)
457 len += scnprintf(buf + len, PAGE_SIZE - len,
458 "%u ", info->sample_freq_avail[i]);
459
460 /* replace trailing space by newline */
461 buf[len - 1] = '\n';
462
463 return len;
464}
465
466static IIO_DEV_ATTR_SAMP_FREQ_AVAIL(vf610_show_samp_freq_avail);
436 467
437static struct attribute *vf610_attributes[] = { 468static struct attribute *vf610_attributes[] = {
438 &iio_const_attr_sampling_frequency_available.dev_attr.attr, 469 &iio_dev_attr_sampling_frequency_available.dev_attr.attr,
439 NULL 470 NULL
440}; 471};
441 472
@@ -499,7 +530,7 @@ static int vf610_read_raw(struct iio_dev *indio_dev,
499 return IIO_VAL_FRACTIONAL_LOG2; 530 return IIO_VAL_FRACTIONAL_LOG2;
500 531
501 case IIO_CHAN_INFO_SAMP_FREQ: 532 case IIO_CHAN_INFO_SAMP_FREQ:
502 *val = vf610_sample_freq_avail[info->adc_feature.sample_rate]; 533 *val = info->sample_freq_avail[info->adc_feature.sample_rate];
503 *val2 = 0; 534 *val2 = 0;
504 return IIO_VAL_INT; 535 return IIO_VAL_INT;
505 536
@@ -522,9 +553,9 @@ static int vf610_write_raw(struct iio_dev *indio_dev,
522 switch (mask) { 553 switch (mask) {
523 case IIO_CHAN_INFO_SAMP_FREQ: 554 case IIO_CHAN_INFO_SAMP_FREQ:
524 for (i = 0; 555 for (i = 0;
525 i < ARRAY_SIZE(vf610_sample_freq_avail); 556 i < ARRAY_SIZE(info->sample_freq_avail);
526 i++) 557 i++)
527 if (val == vf610_sample_freq_avail[i]) { 558 if (val == info->sample_freq_avail[i]) {
528 info->adc_feature.sample_rate = i; 559 info->adc_feature.sample_rate = i;
529 vf610_adc_sample_set(info); 560 vf610_adc_sample_set(info);
530 return 0; 561 return 0;
diff --git a/drivers/iio/gyro/bmg160.c b/drivers/iio/gyro/bmg160.c
index 56d68e1d0987..4415f55d26b6 100644
--- a/drivers/iio/gyro/bmg160.c
+++ b/drivers/iio/gyro/bmg160.c
@@ -822,7 +822,7 @@ static irqreturn_t bmg160_trigger_handler(int irq, void *p)
822 int bit, ret, i = 0; 822 int bit, ret, i = 0;
823 823
824 mutex_lock(&data->mutex); 824 mutex_lock(&data->mutex);
825 for_each_set_bit(bit, indio_dev->buffer->scan_mask, 825 for_each_set_bit(bit, indio_dev->active_scan_mask,
826 indio_dev->masklength) { 826 indio_dev->masklength) {
827 ret = i2c_smbus_read_word_data(data->client, 827 ret = i2c_smbus_read_word_data(data->client,
828 BMG160_AXIS_TO_REG(bit)); 828 BMG160_AXIS_TO_REG(bit));
diff --git a/drivers/iio/imu/adis_trigger.c b/drivers/iio/imu/adis_trigger.c
index e0017c22bb9c..f53e9a803a0e 100644
--- a/drivers/iio/imu/adis_trigger.c
+++ b/drivers/iio/imu/adis_trigger.c
@@ -60,7 +60,7 @@ int adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev)
60 iio_trigger_set_drvdata(adis->trig, adis); 60 iio_trigger_set_drvdata(adis->trig, adis);
61 ret = iio_trigger_register(adis->trig); 61 ret = iio_trigger_register(adis->trig);
62 62
63 indio_dev->trig = adis->trig; 63 indio_dev->trig = iio_trigger_get(adis->trig);
64 if (ret) 64 if (ret)
65 goto error_free_irq; 65 goto error_free_irq;
66 66
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index 5613f3ab9f96..17d4bb15be4d 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -410,42 +410,46 @@ error_read_raw:
410 } 410 }
411} 411}
412 412
413static int inv_mpu6050_write_fsr(struct inv_mpu6050_state *st, int fsr) 413static int inv_mpu6050_write_gyro_scale(struct inv_mpu6050_state *st, int val)
414{ 414{
415 int result; 415 int result, i;
416 u8 d; 416 u8 d;
417 417
418 if (fsr < 0 || fsr > INV_MPU6050_MAX_GYRO_FS_PARAM) 418 for (i = 0; i < ARRAY_SIZE(gyro_scale_6050); ++i) {
419 return -EINVAL; 419 if (gyro_scale_6050[i] == val) {
420 if (fsr == st->chip_config.fsr) 420 d = (i << INV_MPU6050_GYRO_CONFIG_FSR_SHIFT);
421 return 0; 421 result = inv_mpu6050_write_reg(st,
422 st->reg->gyro_config, d);
423 if (result)
424 return result;
422 425
423 d = (fsr << INV_MPU6050_GYRO_CONFIG_FSR_SHIFT); 426 st->chip_config.fsr = i;
424 result = inv_mpu6050_write_reg(st, st->reg->gyro_config, d); 427 return 0;
425 if (result) 428 }
426 return result; 429 }
427 st->chip_config.fsr = fsr;
428 430
429 return 0; 431 return -EINVAL;
430} 432}
431 433
432static int inv_mpu6050_write_accel_fs(struct inv_mpu6050_state *st, int fs) 434static int inv_mpu6050_write_accel_scale(struct inv_mpu6050_state *st, int val)
433{ 435{
434 int result; 436 int result, i;
435 u8 d; 437 u8 d;
436 438
437 if (fs < 0 || fs > INV_MPU6050_MAX_ACCL_FS_PARAM) 439 for (i = 0; i < ARRAY_SIZE(accel_scale); ++i) {
438 return -EINVAL; 440 if (accel_scale[i] == val) {
439 if (fs == st->chip_config.accl_fs) 441 d = (i << INV_MPU6050_ACCL_CONFIG_FSR_SHIFT);
440 return 0; 442 result = inv_mpu6050_write_reg(st,
443 st->reg->accl_config, d);
444 if (result)
445 return result;
441 446
442 d = (fs << INV_MPU6050_ACCL_CONFIG_FSR_SHIFT); 447 st->chip_config.accl_fs = i;
443 result = inv_mpu6050_write_reg(st, st->reg->accl_config, d); 448 return 0;
444 if (result) 449 }
445 return result; 450 }
446 st->chip_config.accl_fs = fs;
447 451
448 return 0; 452 return -EINVAL;
449} 453}
450 454
451static int inv_mpu6050_write_raw(struct iio_dev *indio_dev, 455static int inv_mpu6050_write_raw(struct iio_dev *indio_dev,
@@ -471,10 +475,10 @@ static int inv_mpu6050_write_raw(struct iio_dev *indio_dev,
471 case IIO_CHAN_INFO_SCALE: 475 case IIO_CHAN_INFO_SCALE:
472 switch (chan->type) { 476 switch (chan->type) {
473 case IIO_ANGL_VEL: 477 case IIO_ANGL_VEL:
474 result = inv_mpu6050_write_fsr(st, val); 478 result = inv_mpu6050_write_gyro_scale(st, val2);
475 break; 479 break;
476 case IIO_ACCEL: 480 case IIO_ACCEL:
477 result = inv_mpu6050_write_accel_fs(st, val); 481 result = inv_mpu6050_write_accel_scale(st, val2);
478 break; 482 break;
479 default: 483 default:
480 result = -EINVAL; 484 result = -EINVAL;
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
index 0cd306a72a6e..ba27e277511f 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
@@ -24,6 +24,16 @@
24#include <linux/poll.h> 24#include <linux/poll.h>
25#include "inv_mpu_iio.h" 25#include "inv_mpu_iio.h"
26 26
27static void inv_clear_kfifo(struct inv_mpu6050_state *st)
28{
29 unsigned long flags;
30
31 /* take the spin lock sem to avoid interrupt kick in */
32 spin_lock_irqsave(&st->time_stamp_lock, flags);
33 kfifo_reset(&st->timestamps);
34 spin_unlock_irqrestore(&st->time_stamp_lock, flags);
35}
36
27int inv_reset_fifo(struct iio_dev *indio_dev) 37int inv_reset_fifo(struct iio_dev *indio_dev)
28{ 38{
29 int result; 39 int result;
@@ -50,6 +60,10 @@ int inv_reset_fifo(struct iio_dev *indio_dev)
50 INV_MPU6050_BIT_FIFO_RST); 60 INV_MPU6050_BIT_FIFO_RST);
51 if (result) 61 if (result)
52 goto reset_fifo_fail; 62 goto reset_fifo_fail;
63
64 /* clear timestamps fifo */
65 inv_clear_kfifo(st);
66
53 /* enable interrupt */ 67 /* enable interrupt */
54 if (st->chip_config.accl_fifo_enable || 68 if (st->chip_config.accl_fifo_enable ||
55 st->chip_config.gyro_fifo_enable) { 69 st->chip_config.gyro_fifo_enable) {
@@ -83,16 +97,6 @@ reset_fifo_fail:
83 return result; 97 return result;
84} 98}
85 99
86static void inv_clear_kfifo(struct inv_mpu6050_state *st)
87{
88 unsigned long flags;
89
90 /* take the spin lock sem to avoid interrupt kick in */
91 spin_lock_irqsave(&st->time_stamp_lock, flags);
92 kfifo_reset(&st->timestamps);
93 spin_unlock_irqrestore(&st->time_stamp_lock, flags);
94}
95
96/** 100/**
97 * inv_mpu6050_irq_handler() - Cache a timestamp at each data ready interrupt. 101 * inv_mpu6050_irq_handler() - Cache a timestamp at each data ready interrupt.
98 */ 102 */
@@ -184,7 +188,6 @@ end_session:
184flush_fifo: 188flush_fifo:
185 /* Flush HW and SW FIFOs. */ 189 /* Flush HW and SW FIFOs. */
186 inv_reset_fifo(indio_dev); 190 inv_reset_fifo(indio_dev);
187 inv_clear_kfifo(st);
188 mutex_unlock(&indio_dev->mlock); 191 mutex_unlock(&indio_dev->mlock);
189 iio_trigger_notify_done(indio_dev->trig); 192 iio_trigger_notify_done(indio_dev->trig);
190 193
diff --git a/drivers/iio/imu/kmx61.c b/drivers/iio/imu/kmx61.c
index 75ab70100015..462a010628cd 100644
--- a/drivers/iio/imu/kmx61.c
+++ b/drivers/iio/imu/kmx61.c
@@ -1215,7 +1215,7 @@ static irqreturn_t kmx61_trigger_handler(int irq, void *p)
1215 base = KMX61_MAG_XOUT_L; 1215 base = KMX61_MAG_XOUT_L;
1216 1216
1217 mutex_lock(&data->lock); 1217 mutex_lock(&data->lock);
1218 for_each_set_bit(bit, indio_dev->buffer->scan_mask, 1218 for_each_set_bit(bit, indio_dev->active_scan_mask,
1219 indio_dev->masklength) { 1219 indio_dev->masklength) {
1220 ret = kmx61_read_measurement(data, base, bit); 1220 ret = kmx61_read_measurement(data, base, bit);
1221 if (ret < 0) { 1221 if (ret < 0) {
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index aaba9d3d980e..4df97f650e44 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -847,8 +847,7 @@ static int iio_device_add_channel_sysfs(struct iio_dev *indio_dev,
847 * @attr_list: List of IIO device attributes 847 * @attr_list: List of IIO device attributes
848 * 848 *
849 * This function frees the memory allocated for each of the IIO device 849 * This function frees the memory allocated for each of the IIO device
850 * attributes in the list. Note: if you want to reuse the list after calling 850 * attributes in the list.
851 * this function you have to reinitialize it using INIT_LIST_HEAD().
852 */ 851 */
853void iio_free_chan_devattr_list(struct list_head *attr_list) 852void iio_free_chan_devattr_list(struct list_head *attr_list)
854{ 853{
@@ -856,6 +855,7 @@ void iio_free_chan_devattr_list(struct list_head *attr_list)
856 855
857 list_for_each_entry_safe(p, n, attr_list, l) { 856 list_for_each_entry_safe(p, n, attr_list, l) {
858 kfree(p->dev_attr.attr.name); 857 kfree(p->dev_attr.attr.name);
858 list_del(&p->l);
859 kfree(p); 859 kfree(p);
860 } 860 }
861} 861}
@@ -936,6 +936,7 @@ static void iio_device_unregister_sysfs(struct iio_dev *indio_dev)
936 936
937 iio_free_chan_devattr_list(&indio_dev->channel_attr_list); 937 iio_free_chan_devattr_list(&indio_dev->channel_attr_list);
938 kfree(indio_dev->chan_attr_group.attrs); 938 kfree(indio_dev->chan_attr_group.attrs);
939 indio_dev->chan_attr_group.attrs = NULL;
939} 940}
940 941
941static void iio_dev_release(struct device *device) 942static void iio_dev_release(struct device *device)
diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c
index a4b397048f71..a99692ba91bc 100644
--- a/drivers/iio/industrialio-event.c
+++ b/drivers/iio/industrialio-event.c
@@ -500,6 +500,7 @@ int iio_device_register_eventset(struct iio_dev *indio_dev)
500error_free_setup_event_lines: 500error_free_setup_event_lines:
501 iio_free_chan_devattr_list(&indio_dev->event_interface->dev_attr_list); 501 iio_free_chan_devattr_list(&indio_dev->event_interface->dev_attr_list);
502 kfree(indio_dev->event_interface); 502 kfree(indio_dev->event_interface);
503 indio_dev->event_interface = NULL;
503 return ret; 504 return ret;
504} 505}
505 506
diff --git a/drivers/iio/proximity/sx9500.c b/drivers/iio/proximity/sx9500.c
index 0b4d79490b05..fa40f6d0ca39 100644
--- a/drivers/iio/proximity/sx9500.c
+++ b/drivers/iio/proximity/sx9500.c
@@ -494,7 +494,7 @@ static irqreturn_t sx9500_trigger_handler(int irq, void *private)
494 494
495 mutex_lock(&data->mutex); 495 mutex_lock(&data->mutex);
496 496
497 for_each_set_bit(bit, indio_dev->buffer->scan_mask, 497 for_each_set_bit(bit, indio_dev->active_scan_mask,
498 indio_dev->masklength) { 498 indio_dev->masklength) {
499 ret = sx9500_read_proximity(data, &indio_dev->channels[bit], 499 ret = sx9500_read_proximity(data, &indio_dev->channels[bit],
500 &val); 500 &val);