diff mbox series

[v5,2/8] iio: buffer-dma: split iio_dma_buffer_fileio_free() function

Message ID 20231219175009.65482-3-paul@crapouillou.net (mailing list archive)
State Accepted
Commit 996b2e046aee6e34f36c66254db128c10d6116f0
Headers show
Series iio: new DMABUF based API, v5 | expand

Commit Message

Paul Cercueil Dec. 19, 2023, 5:50 p.m. UTC 
From: Alexandru Ardelean <alexandru.ardelean@analog.com>

This change splits the logic into a separate function, which will be
re-used later.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Cc: Alexandru Ardelean <ardeleanalex@gmail.com>
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
---
 drivers/iio/buffer/industrialio-buffer-dma.c | 43 +++++++++++---------
 1 file changed, 24 insertions(+), 19 deletions(-)

Comments

Jonathan Cameron Dec. 21, 2023, 11:31 a.m. UTC | #1 
On Tue, 19 Dec 2023 18:50:03 +0100
Paul Cercueil <paul@crapouillou.net> wrote:

> From: Alexandru Ardelean <alexandru.ardelean@analog.com>
> 
> This change splits the logic into a separate function, which will be
> re-used later.
> 
> Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
> Cc: Alexandru Ardelean <ardeleanalex@gmail.com>
> Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Harmless refactor so I'm fine taking this now to reduce noise on any
v6

Applied

Jonathan
diff mbox series

Patch

diff --git a/drivers/iio/buffer/industrialio-buffer-dma.c b/drivers/iio/buffer/industrialio-buffer-dma.c
index 1fc91467d1aa..5610ba67925e 100644
--- a/drivers/iio/buffer/industrialio-buffer-dma.c
+++ b/drivers/iio/buffer/industrialio-buffer-dma.c
@@ -346,6 +346,29 @@  int iio_dma_buffer_request_update(struct iio_buffer *buffer)
 }
 EXPORT_SYMBOL_GPL(iio_dma_buffer_request_update);
 
+static void iio_dma_buffer_fileio_free(struct iio_dma_buffer_queue *queue)
+{
+	unsigned int i;
+
+	spin_lock_irq(&queue->list_lock);
+	for (i = 0; i < ARRAY_SIZE(queue->fileio.blocks); i++) {
+		if (!queue->fileio.blocks[i])
+			continue;
+		queue->fileio.blocks[i]->state = IIO_BLOCK_STATE_DEAD;
+	}
+	spin_unlock_irq(&queue->list_lock);
+
+	INIT_LIST_HEAD(&queue->incoming);
+
+	for (i = 0; i < ARRAY_SIZE(queue->fileio.blocks); i++) {
+		if (!queue->fileio.blocks[i])
+			continue;
+		iio_buffer_block_put(queue->fileio.blocks[i]);
+		queue->fileio.blocks[i] = NULL;
+	}
+	queue->fileio.active_block = NULL;
+}
+
 static void iio_dma_buffer_submit_block(struct iio_dma_buffer_queue *queue,
 	struct iio_dma_buffer_block *block)
 {
@@ -638,27 +661,9 @@  EXPORT_SYMBOL_GPL(iio_dma_buffer_init);
  */
 void iio_dma_buffer_exit(struct iio_dma_buffer_queue *queue)
 {
-	unsigned int i;
-
 	mutex_lock(&queue->lock);
 
-	spin_lock_irq(&queue->list_lock);
-	for (i = 0; i < ARRAY_SIZE(queue->fileio.blocks); i++) {
-		if (!queue->fileio.blocks[i])
-			continue;
-		queue->fileio.blocks[i]->state = IIO_BLOCK_STATE_DEAD;
-	}
-	spin_unlock_irq(&queue->list_lock);
-
-	INIT_LIST_HEAD(&queue->incoming);
-
-	for (i = 0; i < ARRAY_SIZE(queue->fileio.blocks); i++) {
-		if (!queue->fileio.blocks[i])
-			continue;
-		iio_buffer_block_put(queue->fileio.blocks[i]);
-		queue->fileio.blocks[i] = NULL;
-	}
-	queue->fileio.active_block = NULL;
+	iio_dma_buffer_fileio_free(queue);
 	queue->ops = NULL;
 
 	mutex_unlock(&queue->lock);