summaryrefslogtreecommitdiffstats
path: root/drivers/iio/adc
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-09-22 07:30:03 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-09-22 07:30:03 -0700
commitd84a2b0d6fecbb6e29875dd9dc97cdcdaa15744a (patch)
treeea756d49395ac4a08d6cdff98d74e60384a322a6 /drivers/iio/adc
parent3f76a4ea5383ba2f9e76f9625f77ff246907a134 (diff)
parent0f33be009b89d2268e94194dc4fd01a7851b6d51 (diff)
downloadlinux-stable-d84a2b0d6fecbb6e29875dd9dc97cdcdaa15744a.tar.gz
linux-stable-d84a2b0d6fecbb6e29875dd9dc97cdcdaa15744a.tar.bz2
linux-stable-d84a2b0d6fecbb6e29875dd9dc97cdcdaa15744a.zip
Merge 3.17-rc6 into staging-next.
We want the fixes in there, and it resolves a merge issue with drivers/iio/accel/bma180.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/iio/adc')
-rw-r--r--drivers/iio/adc/ad_sigma_delta.c2
-rw-r--r--drivers/iio/adc/at91_adc.c12
-rw-r--r--drivers/iio/adc/xilinx-xadc-core.c2
3 files changed, 9 insertions, 7 deletions
diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c
index c55b81f7f970..d10bd0c97233 100644
--- a/drivers/iio/adc/ad_sigma_delta.c
+++ b/drivers/iio/adc/ad_sigma_delta.c
@@ -472,7 +472,7 @@ static int ad_sd_probe_trigger(struct iio_dev *indio_dev)
goto error_free_irq;
/* select default trigger */
- indio_dev->trig = sigma_delta->trig;
+ indio_dev->trig = iio_trigger_get(sigma_delta->trig);
return 0;
diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c
index 7807e0ef5b29..ff61ae55dd3f 100644
--- a/drivers/iio/adc/at91_adc.c
+++ b/drivers/iio/adc/at91_adc.c
@@ -196,6 +196,7 @@ struct at91_adc_state {
bool done;
int irq;
u16 last_value;
+ int chnb;
struct mutex lock;
u8 num_channels;
void __iomem *reg_base;
@@ -274,7 +275,7 @@ static void handle_adc_eoc_trigger(int irq, struct iio_dev *idev)
disable_irq_nosync(irq);
iio_trigger_poll(idev->trig);
} else {
- st->last_value = at91_adc_readl(st, AT91_ADC_LCDR);
+ st->last_value = at91_adc_readl(st, AT91_ADC_CHAN(st, st->chnb));
st->done = true;
wake_up_interruptible(&st->wq_data_avail);
}
@@ -351,7 +352,7 @@ static irqreturn_t at91_adc_rl_interrupt(int irq, void *private)
unsigned int reg;
status &= at91_adc_readl(st, AT91_ADC_IMR);
- if (status & st->registers->drdy_mask)
+ if (status & GENMASK(st->num_channels - 1, 0))
handle_adc_eoc_trigger(irq, idev);
if (status & AT91RL_ADC_IER_PEN) {
@@ -418,7 +419,7 @@ static irqreturn_t at91_adc_9x5_interrupt(int irq, void *private)
AT91_ADC_IER_YRDY |
AT91_ADC_IER_PRDY;
- if (status & st->registers->drdy_mask)
+ if (status & GENMASK(st->num_channels - 1, 0))
handle_adc_eoc_trigger(irq, idev);
if (status & AT91_ADC_IER_PEN) {
@@ -689,9 +690,10 @@ static int at91_adc_read_raw(struct iio_dev *idev,
case IIO_CHAN_INFO_RAW:
mutex_lock(&st->lock);
+ st->chnb = chan->channel;
at91_adc_writel(st, AT91_ADC_CHER,
AT91_ADC_CH(chan->channel));
- at91_adc_writel(st, AT91_ADC_IER, st->registers->drdy_mask);
+ at91_adc_writel(st, AT91_ADC_IER, BIT(chan->channel));
at91_adc_writel(st, AT91_ADC_CR, AT91_ADC_START);
ret = wait_event_interruptible_timeout(st->wq_data_avail,
@@ -708,7 +710,7 @@ static int at91_adc_read_raw(struct iio_dev *idev,
at91_adc_writel(st, AT91_ADC_CHDR,
AT91_ADC_CH(chan->channel));
- at91_adc_writel(st, AT91_ADC_IDR, st->registers->drdy_mask);
+ at91_adc_writel(st, AT91_ADC_IDR, BIT(chan->channel));
st->last_value = 0;
st->done = false;
diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c
index 5d52a3106fac..a221f7329b79 100644
--- a/drivers/iio/adc/xilinx-xadc-core.c
+++ b/drivers/iio/adc/xilinx-xadc-core.c
@@ -1126,7 +1126,7 @@ static int xadc_parse_dt(struct iio_dev *indio_dev, struct device_node *np,
chan->address = XADC_REG_VPVN;
} else {
chan->scan_index = 15 + reg;
- chan->scan_index = XADC_REG_VAUX(reg - 1);
+ chan->address = XADC_REG_VAUX(reg - 1);
}
num_channels++;
chan++;