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Message-Id: <841b533cba28ca25a8e87280c44e45979166e8e2.1677761379.git.mehdi.djait.k@gmail.com>
Date: Thu, 2 Mar 2023 14:04:36 +0100
From: Mehdi Djait <mehdi.djait.k@...il.com>
To: jic23@...nel.org, lars@...afoo.de,
andriy.shevchenko@...ux.intel.com
Cc: linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
Mehdi Djait <mehdi.djait.k@...il.com>
Subject: [PATCH v2 2/2] iio: Rename iio_trigger_poll_chained and add kernel-doc
Rename the function to iio_trigger_poll_nested.
Add kernel-doc with a note on the context where the
function is expected to be called.
Signed-off-by: Mehdi Djait <mehdi.djait.k@...il.com>
---
v2:
- no changes
drivers/iio/accel/bma400_core.c | 2 +-
drivers/iio/accel/kionix-kx022a.c | 2 +-
drivers/iio/accel/mma8452.c | 2 +-
drivers/iio/accel/msa311.c | 2 +-
drivers/iio/adc/ad7606.c | 2 +-
drivers/iio/adc/at91-sama5d2_adc.c | 2 +-
drivers/iio/adc/max11410.c | 2 +-
drivers/iio/common/st_sensors/st_sensors_trigger.c | 4 ++--
drivers/iio/gyro/fxas21002c_core.c | 2 +-
drivers/iio/gyro/mpu3050-core.c | 2 +-
drivers/iio/humidity/hts221_buffer.c | 2 +-
drivers/iio/industrialio-trigger.c | 12 ++++++++++--
drivers/iio/light/acpi-als.c | 2 +-
drivers/iio/light/rpr0521.c | 2 +-
drivers/iio/light/st_uvis25_core.c | 2 +-
drivers/iio/light/vcnl4000.c | 2 +-
drivers/iio/light/vcnl4035.c | 2 +-
drivers/iio/potentiostat/lmp91000.c | 2 +-
drivers/iio/pressure/zpa2326.c | 2 +-
drivers/iio/proximity/as3935.c | 2 +-
drivers/iio/trigger/iio-trig-loop.c | 2 +-
include/linux/iio/trigger.h | 2 +-
22 files changed, 32 insertions(+), 24 deletions(-)
diff --git a/drivers/iio/accel/bma400_core.c b/drivers/iio/accel/bma400_core.c
index b612d0146d4d..0b78248596bc 100644
--- a/drivers/iio/accel/bma400_core.c
+++ b/drivers/iio/accel/bma400_core.c
@@ -1709,7 +1709,7 @@ static irqreturn_t bma400_interrupt(int irq, void *private)
if (FIELD_GET(BMA400_INT_DRDY_MSK, le16_to_cpu(data->status))) {
mutex_unlock(&data->mutex);
- iio_trigger_poll_chained(data->trig);
+ iio_trigger_poll_nested(data->trig);
return IRQ_HANDLED;
}
diff --git a/drivers/iio/accel/kionix-kx022a.c b/drivers/iio/accel/kionix-kx022a.c
index 1c3a72380fb8..6fc490a60e81 100644
--- a/drivers/iio/accel/kionix-kx022a.c
+++ b/drivers/iio/accel/kionix-kx022a.c
@@ -900,7 +900,7 @@ static irqreturn_t kx022a_irq_thread_handler(int irq, void *private)
mutex_lock(&data->mutex);
if (data->trigger_enabled) {
- iio_trigger_poll_chained(data->trig);
+ iio_trigger_poll_nested(data->trig);
ret = IRQ_HANDLED;
}
diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
index f97fb68e3a71..ea14e3aaa30a 100644
--- a/drivers/iio/accel/mma8452.c
+++ b/drivers/iio/accel/mma8452.c
@@ -1067,7 +1067,7 @@ static irqreturn_t mma8452_interrupt(int irq, void *p)
return IRQ_NONE;
if (src & MMA8452_INT_DRDY) {
- iio_trigger_poll_chained(indio_dev->trig);
+ iio_trigger_poll_nested(indio_dev->trig);
ret = IRQ_HANDLED;
}
diff --git a/drivers/iio/accel/msa311.c b/drivers/iio/accel/msa311.c
index af94d3adf6d8..6690fa37da8f 100644
--- a/drivers/iio/accel/msa311.c
+++ b/drivers/iio/accel/msa311.c
@@ -951,7 +951,7 @@ static irqreturn_t msa311_irq_thread(int irq, void *p)
}
if (new_data_int_enabled)
- iio_trigger_poll_chained(msa311->new_data_trig);
+ iio_trigger_poll_nested(msa311->new_data_trig);
return IRQ_HANDLED;
}
diff --git a/drivers/iio/adc/ad7606.c b/drivers/iio/adc/ad7606.c
index dd6b603f65ea..1928d9ae5bcf 100644
--- a/drivers/iio/adc/ad7606.c
+++ b/drivers/iio/adc/ad7606.c
@@ -477,7 +477,7 @@ static irqreturn_t ad7606_interrupt(int irq, void *dev_id)
if (iio_buffer_enabled(indio_dev)) {
gpiod_set_value(st->gpio_convst, 0);
- iio_trigger_poll_chained(st->trig);
+ iio_trigger_poll_nested(st->trig);
} else {
complete(&st->completion);
}
diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
index ed4f8501bda8..f155609f1141 100644
--- a/drivers/iio/adc/at91-sama5d2_adc.c
+++ b/drivers/iio/adc/at91-sama5d2_adc.c
@@ -1194,7 +1194,7 @@ static void at91_dma_buffer_done(void *data)
{
struct iio_dev *indio_dev = data;
- iio_trigger_poll_chained(indio_dev->trig);
+ iio_trigger_poll_nested(indio_dev->trig);
}
static int at91_adc_dma_start(struct iio_dev *indio_dev)
diff --git a/drivers/iio/adc/max11410.c b/drivers/iio/adc/max11410.c
index fdc9f03135b5..7acb2d0359d2 100644
--- a/drivers/iio/adc/max11410.c
+++ b/drivers/iio/adc/max11410.c
@@ -677,7 +677,7 @@ static irqreturn_t max11410_interrupt(int irq, void *dev_id)
struct max11410_state *st = iio_priv(indio_dev);
if (iio_buffer_enabled(indio_dev))
- iio_trigger_poll_chained(st->trig);
+ iio_trigger_poll_nested(st->trig);
else
complete(&st->completion);
diff --git a/drivers/iio/common/st_sensors/st_sensors_trigger.c b/drivers/iio/common/st_sensors/st_sensors_trigger.c
index 899b640c0a70..a0df9250a69f 100644
--- a/drivers/iio/common/st_sensors/st_sensors_trigger.c
+++ b/drivers/iio/common/st_sensors/st_sensors_trigger.c
@@ -85,7 +85,7 @@ static irqreturn_t st_sensors_irq_thread(int irq, void *p)
*/
if (sdata->hw_irq_trigger &&
st_sensors_new_samples_available(indio_dev, sdata)) {
- iio_trigger_poll_chained(p);
+ iio_trigger_poll_nested(p);
} else {
dev_dbg(indio_dev->dev.parent, "spurious IRQ\n");
return IRQ_NONE;
@@ -110,7 +110,7 @@ static irqreturn_t st_sensors_irq_thread(int irq, void *p)
dev_dbg(indio_dev->dev.parent,
"more samples came in during polling\n");
sdata->hw_timestamp = iio_get_time_ns(indio_dev);
- iio_trigger_poll_chained(p);
+ iio_trigger_poll_nested(p);
}
return IRQ_HANDLED;
diff --git a/drivers/iio/gyro/fxas21002c_core.c b/drivers/iio/gyro/fxas21002c_core.c
index 3ea1d4613080..c28d17ca6f5e 100644
--- a/drivers/iio/gyro/fxas21002c_core.c
+++ b/drivers/iio/gyro/fxas21002c_core.c
@@ -813,7 +813,7 @@ static irqreturn_t fxas21002c_data_rdy_thread(int irq, void *private)
if (!data_ready)
return IRQ_NONE;
- iio_trigger_poll_chained(data->dready_trig);
+ iio_trigger_poll_nested(data->dready_trig);
return IRQ_HANDLED;
}
diff --git a/drivers/iio/gyro/mpu3050-core.c b/drivers/iio/gyro/mpu3050-core.c
index 6a6d84a3deda..a791ba3a693a 100644
--- a/drivers/iio/gyro/mpu3050-core.c
+++ b/drivers/iio/gyro/mpu3050-core.c
@@ -939,7 +939,7 @@ static irqreturn_t mpu3050_irq_thread(int irq, void *p)
if (!(val & MPU3050_INT_STATUS_RAW_RDY))
return IRQ_NONE;
- iio_trigger_poll_chained(p);
+ iio_trigger_poll_nested(p);
return IRQ_HANDLED;
}
diff --git a/drivers/iio/humidity/hts221_buffer.c b/drivers/iio/humidity/hts221_buffer.c
index 2a4107a79662..11ef38994a95 100644
--- a/drivers/iio/humidity/hts221_buffer.c
+++ b/drivers/iio/humidity/hts221_buffer.c
@@ -68,7 +68,7 @@ static irqreturn_t hts221_trigger_handler_thread(int irq, void *private)
if (!(status & HTS221_RH_DRDY_MASK))
return IRQ_NONE;
- iio_trigger_poll_chained(hw->trig);
+ iio_trigger_poll_nested(hw->trig);
return IRQ_HANDLED;
}
diff --git a/drivers/iio/industrialio-trigger.c b/drivers/iio/industrialio-trigger.c
index bb0a44df8740..19cf36bd3de5 100644
--- a/drivers/iio/industrialio-trigger.c
+++ b/drivers/iio/industrialio-trigger.c
@@ -223,7 +223,15 @@ irqreturn_t iio_trigger_generic_data_rdy_poll(int irq, void *private)
}
EXPORT_SYMBOL(iio_trigger_generic_data_rdy_poll);
-void iio_trigger_poll_chained(struct iio_trigger *trig)
+/**
+ * iio_trigger_poll_nested() - Call the threaded trigger handler of the
+ * consumers
+ * @trig: trigger which occurred
+ *
+ * This function needs to be called from a kernel thread context.
+ *
+ */
+void iio_trigger_poll_nested(struct iio_trigger *trig)
{
int i;
@@ -238,7 +246,7 @@ void iio_trigger_poll_chained(struct iio_trigger *trig)
}
}
}
-EXPORT_SYMBOL(iio_trigger_poll_chained);
+EXPORT_SYMBOL(iio_trigger_poll_nested);
void iio_trigger_notify_done(struct iio_trigger *trig)
{
diff --git a/drivers/iio/light/acpi-als.c b/drivers/iio/light/acpi-als.c
index e1ff6f524f4b..2d91caf24dd0 100644
--- a/drivers/iio/light/acpi-als.c
+++ b/drivers/iio/light/acpi-als.c
@@ -108,7 +108,7 @@ static void acpi_als_notify(struct acpi_device *device, u32 event)
if (iio_buffer_enabled(indio_dev) && iio_trigger_using_own(indio_dev)) {
switch (event) {
case ACPI_ALS_NOTIFY_ILLUMINANCE:
- iio_trigger_poll_chained(als->trig);
+ iio_trigger_poll_nested(als->trig);
break;
default:
/* Unhandled event */
diff --git a/drivers/iio/light/rpr0521.c b/drivers/iio/light/rpr0521.c
index 668e444f6049..9d0218b7426e 100644
--- a/drivers/iio/light/rpr0521.c
+++ b/drivers/iio/light/rpr0521.c
@@ -431,7 +431,7 @@ static irqreturn_t rpr0521_drdy_irq_thread(int irq, void *private)
struct rpr0521_data *data = iio_priv(indio_dev);
if (rpr0521_is_triggered(data)) {
- iio_trigger_poll_chained(data->drdy_trigger0);
+ iio_trigger_poll_nested(data->drdy_trigger0);
return IRQ_HANDLED;
}
diff --git a/drivers/iio/light/st_uvis25_core.c b/drivers/iio/light/st_uvis25_core.c
index c737d3e193ae..50f95c5d2060 100644
--- a/drivers/iio/light/st_uvis25_core.c
+++ b/drivers/iio/light/st_uvis25_core.c
@@ -161,7 +161,7 @@ static irqreturn_t st_uvis25_trigger_handler_thread(int irq, void *private)
if (!(status & ST_UVIS25_REG_UV_DA_MASK))
return IRQ_NONE;
- iio_trigger_poll_chained(hw->trig);
+ iio_trigger_poll_nested(hw->trig);
return IRQ_HANDLED;
}
diff --git a/drivers/iio/light/vcnl4000.c b/drivers/iio/light/vcnl4000.c
index 69c5bc987e26..5e041a491390 100644
--- a/drivers/iio/light/vcnl4000.c
+++ b/drivers/iio/light/vcnl4000.c
@@ -1068,7 +1068,7 @@ static irqreturn_t vcnl4010_irq_thread(int irq, void *p)
}
if (isr & VCNL4010_INT_DRDY && iio_buffer_enabled(indio_dev))
- iio_trigger_poll_chained(indio_dev->trig);
+ iio_trigger_poll_nested(indio_dev->trig);
end:
return IRQ_HANDLED;
diff --git a/drivers/iio/light/vcnl4035.c b/drivers/iio/light/vcnl4035.c
index 84148b944000..14e29330e972 100644
--- a/drivers/iio/light/vcnl4035.c
+++ b/drivers/iio/light/vcnl4035.c
@@ -89,7 +89,7 @@ static irqreturn_t vcnl4035_drdy_irq_thread(int irq, void *private)
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_EITHER),
iio_get_time_ns(indio_dev));
- iio_trigger_poll_chained(data->drdy_trigger0);
+ iio_trigger_poll_nested(data->drdy_trigger0);
return IRQ_HANDLED;
}
diff --git a/drivers/iio/potentiostat/lmp91000.c b/drivers/iio/potentiostat/lmp91000.c
index b82f093f1e6a..0083e858c21e 100644
--- a/drivers/iio/potentiostat/lmp91000.c
+++ b/drivers/iio/potentiostat/lmp91000.c
@@ -118,7 +118,7 @@ static int lmp91000_read(struct lmp91000_data *data, int channel, int *val)
data->chan_select = channel != LMP91000_REG_MODECN_3LEAD;
- iio_trigger_poll_chained(data->trig);
+ iio_trigger_poll_nested(data->trig);
ret = wait_for_completion_timeout(&data->completion, HZ);
reinit_completion(&data->completion);
diff --git a/drivers/iio/pressure/zpa2326.c b/drivers/iio/pressure/zpa2326.c
index 67119a9b95fc..421e059d1f19 100644
--- a/drivers/iio/pressure/zpa2326.c
+++ b/drivers/iio/pressure/zpa2326.c
@@ -829,7 +829,7 @@ static irqreturn_t zpa2326_handle_threaded_irq(int irq, void *data)
}
/* New sample available: dispatch internal trigger consumers. */
- iio_trigger_poll_chained(priv->trigger);
+ iio_trigger_poll_nested(priv->trigger);
if (cont)
/*
diff --git a/drivers/iio/proximity/as3935.c b/drivers/iio/proximity/as3935.c
index ebc95cf8f5f4..96fa97451cbf 100644
--- a/drivers/iio/proximity/as3935.c
+++ b/drivers/iio/proximity/as3935.c
@@ -257,7 +257,7 @@ static void as3935_event_work(struct work_struct *work)
switch (val) {
case AS3935_EVENT_INT:
- iio_trigger_poll_chained(st->trig);
+ iio_trigger_poll_nested(st->trig);
break;
case AS3935_DISTURB_INT:
case AS3935_NOISE_INT:
diff --git a/drivers/iio/trigger/iio-trig-loop.c b/drivers/iio/trigger/iio-trig-loop.c
index 96ec06bbe546..7aaed0611899 100644
--- a/drivers/iio/trigger/iio-trig-loop.c
+++ b/drivers/iio/trigger/iio-trig-loop.c
@@ -46,7 +46,7 @@ static int iio_loop_thread(void *data)
set_freezable();
do {
- iio_trigger_poll_chained(trig);
+ iio_trigger_poll_nested(trig);
} while (likely(!kthread_freezable_should_stop(NULL)));
return 0;
diff --git a/include/linux/iio/trigger.h b/include/linux/iio/trigger.h
index 42da55dc3aa7..51f52c5c6092 100644
--- a/include/linux/iio/trigger.h
+++ b/include/linux/iio/trigger.h
@@ -152,7 +152,7 @@ void iio_trigger_unregister(struct iio_trigger *trig_info);
int iio_trigger_set_immutable(struct iio_dev *indio_dev, struct iio_trigger *trig);
void iio_trigger_poll(struct iio_trigger *trig);
-void iio_trigger_poll_chained(struct iio_trigger *trig);
+void iio_trigger_poll_nested(struct iio_trigger *trig);
irqreturn_t iio_trigger_generic_data_rdy_poll(int irq, void *private);
--
2.30.2
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