staging:iio:pollfunc: Make explicit that private data is always pointer to a struct iio_dev.

This is always true, so lets make it explicit.
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/iio/accel/adis16201_ring.c

@@ -59,7 +59,7 @@ static int adis16201_read_ring_data(struct iio_dev *indio_dev, u8 *rx)
 static irqreturn_t adis16201_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct adis16201_state *st = iio_priv(indio_dev);
 	struct iio_ring_buffer *ring = indio_dev->ring;
 

drivers/staging/iio/accel/adis16203_ring.c

@@ -59,7 +59,7 @@ static int adis16203_read_ring_data(struct device *dev, u8 *rx)
 static irqreturn_t adis16203_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct adis16203_state *st = iio_priv(indio_dev);
 	struct iio_ring_buffer *ring = indio_dev->ring;
 

drivers/staging/iio/accel/adis16204_ring.c

@@ -57,7 +57,7 @@ static int adis16204_read_ring_data(struct device *dev, u8 *rx)
 static irqreturn_t adis16204_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct adis16204_state *st = iio_priv(indio_dev);
 	struct iio_ring_buffer *ring = indio_dev->ring;
 	int i = 0;

drivers/staging/iio/accel/adis16209_ring.c

@@ -57,7 +57,7 @@ static int adis16209_read_ring_data(struct device *dev, u8 *rx)
 static irqreturn_t adis16209_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct adis16209_state *st = iio_priv(indio_dev);
 	struct iio_ring_buffer *ring = indio_dev->ring;
 

drivers/staging/iio/accel/adis16240_ring.c

@@ -54,7 +54,7 @@ static int adis16240_read_ring_data(struct device *dev, u8 *rx)
 static irqreturn_t adis16240_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct adis16240_state *st = iio_priv(indio_dev);
 	struct iio_ring_buffer *ring = indio_dev->ring;
 

drivers/staging/iio/accel/lis3l02dq_ring.c

@@ -160,7 +160,7 @@ static int lis3l02dq_get_ring_element(struct iio_dev *indio_dev,
 static irqreturn_t lis3l02dq_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct iio_ring_buffer *ring = indio_dev->ring;
 	int len = 0;
 	size_t datasize = ring->access->get_bytes_per_datum(ring);

drivers/staging/iio/adc/ad7192.c

@@ -537,7 +537,7 @@ static int ad7192_ring_postdisable(struct iio_dev *indio_dev)
 static irqreturn_t ad7192_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct iio_ring_buffer *ring = indio_dev->ring;
 	struct ad7192_state *st = iio_priv(indio_dev);
 	s64 dat64[2];

drivers/staging/iio/adc/ad7298_ring.c

@@ -117,7 +117,7 @@ static int ad7298_ring_preenable(struct iio_dev *indio_dev)
 static irqreturn_t ad7298_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct ad7298_state *st = iio_priv(indio_dev);
 	struct iio_ring_buffer *ring = indio_dev->ring;
 	s64 time_ns;

drivers/staging/iio/adc/ad7476_ring.c

@@ -76,7 +76,7 @@ static int ad7476_ring_preenable(struct iio_dev *indio_dev)
 static irqreturn_t ad7476_trigger_handler(int irq, void  *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct ad7476_state *st = iio_priv(indio_dev);
 	s64 time_ns;
 	__u8 *rxbuf;

drivers/staging/iio/adc/ad7606_ring.c

@@ -80,8 +80,7 @@ static int ad7606_ring_preenable(struct iio_dev *indio_dev)
 static irqreturn_t ad7606_trigger_handler_th_bh(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
-	struct ad7606_state *st = iio_priv(indio_dev);
+	struct ad7606_state *st = iio_priv(pf->indio_dev);
 
 	gpio_set_value(st->pdata->gpio_convst, 1);
 

drivers/staging/iio/adc/ad7793.c

@@ -401,7 +401,7 @@ static int ad7793_ring_postdisable(struct iio_dev *indio_dev)
 static irqreturn_t ad7793_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct iio_ring_buffer *ring = indio_dev->ring;
 	struct ad7793_state *st = iio_priv(indio_dev);
 	s64 dat64[2];

drivers/staging/iio/adc/ad7887_ring.c

@@ -112,7 +112,7 @@ static int ad7887_ring_postdisable(struct iio_dev *indio_dev)
 static irqreturn_t ad7887_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct ad7887_state *st = iio_priv(indio_dev);
 	struct iio_ring_buffer *ring = indio_dev->ring;
 	s64 time_ns;

drivers/staging/iio/adc/ad799x_ring.c

@@ -105,7 +105,7 @@ static int ad799x_ring_preenable(struct iio_dev *indio_dev)
 static irqreturn_t ad799x_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct ad799x_state *st = iio_priv(indio_dev);
 	struct iio_ring_buffer *ring = indio_dev->ring;
 	s64 time_ns;

drivers/staging/iio/adc/max1363_ring.c

@@ -104,7 +104,7 @@ static int max1363_ring_preenable(struct iio_dev *indio_dev)
 static irqreturn_t max1363_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct max1363_state *st = iio_priv(indio_dev);
 	s64 time_ns;
 	__u8 *rxbuf;

drivers/staging/iio/gyro/adis16260_ring.c

@@ -60,7 +60,7 @@ static int adis16260_read_ring_data(struct device *dev, u8 *rx)
 static irqreturn_t adis16260_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct adis16260_state *st = iio_priv(indio_dev);
 	struct iio_ring_buffer *ring = indio_dev->ring;
 	int i = 0;

drivers/staging/iio/imu/adis16400_ring.c

@@ -111,7 +111,7 @@ static int adis16350_spi_read_all(struct device *dev, u8 *rx)
 static irqreturn_t adis16400_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct adis16400_state *st = iio_priv(indio_dev);
 	struct iio_ring_buffer *ring = indio_dev->ring;
 	int i = 0, j, ret = 0;

drivers/staging/iio/industrialio-trigger.c

@@ -274,7 +274,7 @@ struct iio_poll_func
 *iio_alloc_pollfunc(irqreturn_t (*h)(int irq, void *p),
 		    irqreturn_t (*thread)(int irq, void *p),
 		    int type,
-		    void *private,
+		    struct iio_dev *indio_dev,
 		    const char *fmt,
 		    ...)
 {
@@ -294,7 +294,7 @@ struct iio_poll_func
 	pf->h = h;
 	pf->thread = thread;
 	pf->type = type;
-	pf->private_data = private;
+	pf->indio_dev = indio_dev;
 
 	return pf;
 }

drivers/staging/iio/meter/ade7758_ring.c

@@ -60,7 +60,7 @@ static int ade7758_write_waveform_type(struct device *dev, unsigned type)
 static irqreturn_t ade7758_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
-	struct iio_dev *indio_dev = pf->private_data;
+	struct iio_dev *indio_dev = pf->indio_dev;
 	struct iio_ring_buffer *ring = indio_dev->ring;
 	struct ade7758_state *st = iio_priv(indio_dev);
 	s64 dat64[2];

drivers/staging/iio/trigger.h

@@ -76,7 +76,7 @@ struct iio_trigger {
 /**
  * struct iio_poll_func - poll function pair
  *
- * @private_data:		data specific to device (passed into poll func)
+ * @indio_dev:			data specific to device (passed into poll func)
  * @h:				the function that is actually run on trigger
  * @thread:			threaded interrupt part
  * @type:			the type of interrupt (basically if oneshot)
@@ -88,7 +88,7 @@ struct iio_trigger {
  *				passes it via here.
  **/
 struct iio_poll_func {
-	void				*private_data;
+	struct iio_dev *indio_dev;
 	irqreturn_t (*h)(int irq, void *p);
 	irqreturn_t (*thread)(int irq, void *p);
 	int type;
@@ -180,7 +180,7 @@ struct iio_poll_func
 *iio_alloc_pollfunc(irqreturn_t (*h)(int irq, void *p),
 		    irqreturn_t (*thread)(int irq, void *p),
 		    int type,
-		    void *private,
+		    struct iio_dev *indio_dev,
 		    const char *fmt,
 		    ...);
 void iio_dealloc_pollfunc(struct iio_poll_func *pf);