staging:iio: replacing term ring with buffer in the IIO core.
They aren't always ring buffers, so just use buffer for all naming.
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/iio/ring_sw.c b/drivers/staging/iio/ring_sw.c
index 1905e03..66a34ad 100644
--- a/drivers/staging/iio/ring_sw.c
+++ b/drivers/staging/iio/ring_sw.c
@@ -30,10 +30,10 @@
* @use_lock: lock to prevent change in size when in use
*
* Note that the first element of all ring buffers must be a
- * struct iio_ring_buffer.
+ * struct iio_buffer.
**/
struct iio_sw_ring_buffer {
- struct iio_ring_buffer buf;
+ struct iio_buffer buf;
unsigned char *data;
unsigned char *read_p;
unsigned char *write_p;
@@ -52,7 +52,7 @@
{
if ((length == 0) || (bytes_per_datum == 0))
return -EINVAL;
- __iio_update_ring_buffer(&ring->buf, bytes_per_datum, length);
+ __iio_update_buffer(&ring->buf, bytes_per_datum, length);
ring->data = kmalloc(length*ring->buf.bytes_per_datum, GFP_ATOMIC);
ring->read_p = NULL;
ring->write_p = NULL;
@@ -71,7 +71,7 @@
kfree(ring->data);
}
-static void iio_mark_sw_rb_in_use(struct iio_ring_buffer *r)
+static void iio_mark_sw_rb_in_use(struct iio_buffer *r)
{
struct iio_sw_ring_buffer *ring = iio_to_sw_ring(r);
spin_lock(&ring->use_lock);
@@ -79,7 +79,7 @@
spin_unlock(&ring->use_lock);
}
-static void iio_unmark_sw_rb_in_use(struct iio_ring_buffer *r)
+static void iio_unmark_sw_rb_in_use(struct iio_buffer *r)
{
struct iio_sw_ring_buffer *ring = iio_to_sw_ring(r);
spin_lock(&ring->use_lock);
@@ -166,7 +166,7 @@
return ret;
}
-static int iio_read_first_n_sw_rb(struct iio_ring_buffer *r,
+static int iio_read_first_n_sw_rb(struct iio_buffer *r,
size_t n, char __user *buf)
{
struct iio_sw_ring_buffer *ring = iio_to_sw_ring(r);
@@ -297,7 +297,7 @@
return ret;
}
-static int iio_store_to_sw_rb(struct iio_ring_buffer *r,
+static int iio_store_to_sw_rb(struct iio_buffer *r,
u8 *data,
s64 timestamp)
{
@@ -327,13 +327,13 @@
return 0;
}
-static int iio_read_last_from_sw_rb(struct iio_ring_buffer *r,
+static int iio_read_last_from_sw_rb(struct iio_buffer *r,
unsigned char *data)
{
return iio_read_last_from_sw_ring(iio_to_sw_ring(r), data);
}
-static int iio_request_update_sw_rb(struct iio_ring_buffer *r)
+static int iio_request_update_sw_rb(struct iio_buffer *r)
{
int ret = 0;
struct iio_sw_ring_buffer *ring = iio_to_sw_ring(r);
@@ -354,13 +354,13 @@
return ret;
}
-static int iio_get_bytes_per_datum_sw_rb(struct iio_ring_buffer *r)
+static int iio_get_bytes_per_datum_sw_rb(struct iio_buffer *r)
{
struct iio_sw_ring_buffer *ring = iio_to_sw_ring(r);
return ring->buf.bytes_per_datum;
}
-static int iio_set_bytes_per_datum_sw_rb(struct iio_ring_buffer *r, size_t bpd)
+static int iio_set_bytes_per_datum_sw_rb(struct iio_buffer *r, size_t bpd)
{
if (r->bytes_per_datum != bpd) {
r->bytes_per_datum = bpd;
@@ -370,12 +370,12 @@
return 0;
}
-static int iio_get_length_sw_rb(struct iio_ring_buffer *r)
+static int iio_get_length_sw_rb(struct iio_buffer *r)
{
return r->length;
}
-static int iio_set_length_sw_rb(struct iio_ring_buffer *r, int length)
+static int iio_set_length_sw_rb(struct iio_buffer *r, int length)
{
if (r->length != length) {
r->length = length;
@@ -385,16 +385,16 @@
return 0;
}
-static int iio_mark_update_needed_sw_rb(struct iio_ring_buffer *r)
+static int iio_mark_update_needed_sw_rb(struct iio_buffer *r)
{
struct iio_sw_ring_buffer *ring = iio_to_sw_ring(r);
ring->update_needed = true;
return 0;
}
-static IIO_RING_ENABLE_ATTR;
-static IIO_RING_BYTES_PER_DATUM_ATTR;
-static IIO_RING_LENGTH_ATTR;
+static IIO_BUFFER_ENABLE_ATTR;
+static IIO_BUFFER_BYTES_PER_DATUM_ATTR;
+static IIO_BUFFER_LENGTH_ATTR;
/* Standard set of ring buffer attributes */
static struct attribute *iio_ring_attributes[] = {
@@ -409,9 +409,9 @@
.name = "buffer",
};
-struct iio_ring_buffer *iio_sw_rb_allocate(struct iio_dev *indio_dev)
+struct iio_buffer *iio_sw_rb_allocate(struct iio_dev *indio_dev)
{
- struct iio_ring_buffer *buf;
+ struct iio_buffer *buf;
struct iio_sw_ring_buffer *ring;
ring = kzalloc(sizeof *ring, GFP_KERNEL);
@@ -419,7 +419,7 @@
return NULL;
ring->update_needed = true;
buf = &ring->buf;
- iio_ring_buffer_init(buf, indio_dev);
+ iio_buffer_init(buf, indio_dev);
__iio_init_sw_ring_buffer(ring);
buf->attrs = &iio_ring_attribute_group;
@@ -427,13 +427,13 @@
}
EXPORT_SYMBOL(iio_sw_rb_allocate);
-void iio_sw_rb_free(struct iio_ring_buffer *r)
+void iio_sw_rb_free(struct iio_buffer *r)
{
kfree(iio_to_sw_ring(r));
}
EXPORT_SYMBOL(iio_sw_rb_free);
-const struct iio_ring_access_funcs ring_sw_access_funcs = {
+const struct iio_buffer_access_funcs ring_sw_access_funcs = {
.mark_in_use = &iio_mark_sw_rb_in_use,
.unmark_in_use = &iio_unmark_sw_rb_in_use,
.store_to = &iio_store_to_sw_rb,