diff mbox series

[v11,20/56] media: dvb-frontends: rtl2832_srd: Use queue min_buffers_needed field

Message ID 20231012114642.19040-21-benjamin.gaignard@collabora.com (mailing list archive)
State New, archived
Headers show
Series Add DELETE_BUF ioctl | expand

Commit Message

Benjamin Gaignard Oct. 12, 2023, 11:46 a.m. UTC 
queue_setup checks for a minimum number of buffers so use queue
min_buffers_needed field and remove the check done in
rtl2832_sdr_queue_setup().

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
CC: Antti Palosaari <crope@iki.fi>
---
 drivers/media/dvb-frontends/rtl2832_sdr.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/drivers/media/dvb-frontends/rtl2832_sdr.c b/drivers/media/dvb-frontends/rtl2832_sdr.c
index 02c619e51641..597b1548ed8b 100644
--- a/drivers/media/dvb-frontends/rtl2832_sdr.c
+++ b/drivers/media/dvb-frontends/rtl2832_sdr.c
@@ -440,14 +440,9 @@  static int rtl2832_sdr_queue_setup(struct vb2_queue *vq,
 	struct rtl2832_sdr_dev *dev = vb2_get_drv_priv(vq);
 	struct platform_device *pdev = dev->pdev;
 
-	dev_dbg(&pdev->dev, "nbuffers=%d\n", *nbuffers);
-
-	/* Need at least 8 buffers */
-	if (vq->num_buffers + *nbuffers < 8)
-		*nbuffers = 8 - vq->num_buffers;
 	*nplanes = 1;
 	sizes[0] = PAGE_ALIGN(dev->buffersize);
-	dev_dbg(&pdev->dev, "nbuffers=%d sizes[0]=%d\n", *nbuffers, sizes[0]);
+	dev_dbg(&pdev->dev, "nbuffers=%d sizes[0]=%d\n", vb2_get_num_buffers(vq), sizes[0]);
 	return 0;
 }
 
@@ -1364,6 +1359,8 @@  static int rtl2832_sdr_probe(struct platform_device *pdev)
 	dev->vb_queue.ops = &rtl2832_sdr_vb2_ops;
 	dev->vb_queue.mem_ops = &vb2_vmalloc_memops;
 	dev->vb_queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+	/* Need at least 8 buffers */
+	dev->vb_queue.min_buffers_needed = 8;
 	ret = vb2_queue_init(&dev->vb_queue);
 	if (ret) {
 		dev_err(&pdev->dev, "Could not initialize vb2 queue\n");