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Commit 420fe2e9 authored by Jonathan Cameron's avatar Jonathan Cameron Committed by Greg Kroah-Hartman
Browse files

staging:iio: add caching of the number of bytes in a scan. 



Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
Acked-by: default avatarLars-Peter Clausen <lars@metafoo.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f1264809

drivers/staging/iio/accel/adis16201_ring.c

+1 −2
Original line number Diff line number Diff line
@@ -66,9 +66,8 @@ static irqreturn_t adis16201_trigger_handler(int irq, void *p) 


	int i = 0;

	s16 *data;

	size_t datasize = ring->access->get_bytes_per_datum(ring);



	data = kmalloc(datasize, GFP_KERNEL);

	data = kmalloc(indio_dev->scan_bytes, GFP_KERNEL);

	if (data == NULL) {

		dev_err(&st->us->dev, "memory alloc failed in ring bh");

		return -ENOMEM;

drivers/staging/iio/accel/adis16203_ring.c

+1 −2
Original line number Diff line number Diff line
@@ -66,9 +66,8 @@ static irqreturn_t adis16203_trigger_handler(int irq, void *p) 


	int i = 0;

	s16 *data;

	size_t datasize = ring->access->get_bytes_per_datum(ring);



	data = kmalloc(datasize, GFP_KERNEL);

	data = kmalloc(indio_dev->scan_bytes, GFP_KERNEL);

	if (data == NULL) {

		dev_err(&st->us->dev, "memory alloc failed in ring bh");

		return -ENOMEM;

drivers/staging/iio/accel/adis16204_ring.c

+1 −2
Original line number Diff line number Diff line
@@ -63,9 +63,8 @@ static irqreturn_t adis16204_trigger_handler(int irq, void *p) 
	struct iio_buffer *ring = indio_dev->buffer;

	int i = 0;

	s16 *data;

	size_t datasize = ring->access->get_bytes_per_datum(ring);



	data = kmalloc(datasize, GFP_KERNEL);

	data = kmalloc(indio_dev->scan_bytes, GFP_KERNEL);

	if (data == NULL) {

		dev_err(&st->us->dev, "memory alloc failed in ring bh");

		return -ENOMEM;

drivers/staging/iio/accel/adis16209_ring.c

+1 −3
Original line number Diff line number Diff line
@@ -61,12 +61,10 @@ static irqreturn_t adis16209_trigger_handler(int irq, void *p) 
	struct iio_dev *indio_dev = pf->indio_dev;

	struct adis16209_state *st = iio_priv(indio_dev);

	struct iio_buffer *ring = indio_dev->buffer;



	int i = 0;

	s16 *data;

	size_t datasize = ring->access->get_bytes_per_datum(ring);



	data = kmalloc(datasize , GFP_KERNEL);

	data = kmalloc(indio_dev->scan_bytes, GFP_KERNEL);

	if (data == NULL) {

		dev_err(&st->us->dev, "memory alloc failed in ring bh");

		return -ENOMEM;

drivers/staging/iio/accel/adis16240_ring.c

+1 −2
Original line number Diff line number Diff line
@@ -61,9 +61,8 @@ static irqreturn_t adis16240_trigger_handler(int irq, void *p) 


	int i = 0;

	s16 *data;

	size_t datasize = ring->access->get_bytes_per_datum(ring);



	data = kmalloc(datasize, GFP_KERNEL);

	data = kmalloc(indio_dev->scan_bytes, GFP_KERNEL);

	if (data == NULL) {

		dev_err(&st->us->dev, "memory alloc failed in ring bh");

		return -ENOMEM;