media: videobuf2: core: Rename min_buffers_needed field in vb2_queue

Rename min_buffers_needed into min_queued_buffers and update
the documentation about it.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
[hverkuil: Drop the change where min_queued_buffers + 1 buffers would be]
[hverkuil: allocated. Now this patch only renames this field instead of making]
[hverkuil: a functional change as well.]
[hverkuil: Renamed 3 remaining min_buffers_needed occurrences.]

8 files changed, 10 insertions, 10 deletions

diff --git a/drivers/staging/media/deprecated/atmel/atmel-isc-base.c b/drivers/staging/media/deprecated/atmel/atmel-isc-base.c
index 468568b5bb7a..305b103153d7 100644
--- a/drivers/staging/media/deprecated/atmel/atmel-isc-base.c
+++ b/drivers/staging/media/deprecated/atmel/atmel-isc-base.c
@@ -1871,7 +1871,7 @@ static int isc_async_complete(struct v4l2_async_notifier *notifier)
 	q->mem_ops		= &vb2_dma_contig_memops;
 	q->timestamp_flags	= V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
 	q->lock			= &isc->lock;
-	q->min_buffers_needed	= 1;
+	q->min_queued_buffers	= 1;
 	q->dev			= isc->dev;
 
 	ret = vb2_queue_init(q);
diff --git a/drivers/staging/media/imx/imx-media-capture.c b/drivers/staging/media/imx/imx-media-capture.c
index c944fb131b0a..efa7623b5cee 100644
--- a/drivers/staging/media/imx/imx-media-capture.c
+++ b/drivers/staging/media/imx/imx-media-capture.c
@@ -1024,7 +1024,7 @@ imx_media_capture_device_init(struct device *dev, struct v4l2_subdev *src_sd,
 	vq->mem_ops = &vb2_dma_contig_memops;
 	vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
 	vq->lock = &priv->mutex;
-	vq->min_buffers_needed = 2;
+	vq->min_queued_buffers = 2;
 	vq->dev = priv->dev;
 
 	ret = vb2_queue_init(vq);
diff --git a/drivers/staging/media/ipu3/ipu3-v4l2.c b/drivers/staging/media/ipu3/ipu3-v4l2.c
index 0fe2b858da83..a66f034380c0 100644
--- a/drivers/staging/media/ipu3/ipu3-v4l2.c
+++ b/drivers/staging/media/ipu3/ipu3-v4l2.c
@@ -1198,7 +1198,7 @@ static int imgu_v4l2_node_setup(struct imgu_device *imgu, unsigned int pipe,
 	vbq->buf_struct_size = imgu->buf_struct_size;
 	vbq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
 	/* can streamon w/o buffers */
-	vbq->min_buffers_needed = 0;
+	vbq->min_queued_buffers = 0;
 	vbq->drv_priv = imgu;
 	vbq->lock = &node->lock;
 	r = vb2_queue_init(vbq);
diff --git a/drivers/staging/media/meson/vdec/vdec.c b/drivers/staging/media/meson/vdec/vdec.c
index 1e2369f104c8..de3e0345ab7c 100644
--- a/drivers/staging/media/meson/vdec/vdec.c
+++ b/drivers/staging/media/meson/vdec/vdec.c
@@ -184,7 +184,7 @@ static void process_num_buffers(struct vb2_queue *q,
 	 * we need all of them to be queued into the driver
 	 */
 	sess->num_dst_bufs = q_num_bufs + *num_buffers;
-	q->min_buffers_needed = max(fmt_out->min_buffers, sess->num_dst_bufs);
+	q->min_queued_buffers = max(fmt_out->min_buffers, sess->num_dst_bufs);
 }
 
 static int vdec_queue_setup(struct vb2_queue *q, unsigned int *num_buffers,
@@ -825,7 +825,7 @@ static int m2m_queue_init(void *priv, struct vb2_queue *src_vq,
 	src_vq->mem_ops = &vb2_dma_contig_memops;
 	src_vq->drv_priv = sess;
 	src_vq->buf_struct_size = sizeof(struct dummy_buf);
-	src_vq->min_buffers_needed = 1;
+	src_vq->min_queued_buffers = 1;
 	src_vq->dev = sess->core->dev;
 	src_vq->lock = &sess->lock;
 	ret = vb2_queue_init(src_vq);
@@ -839,7 +839,7 @@ static int m2m_queue_init(void *priv, struct vb2_queue *src_vq,
 	dst_vq->mem_ops = &vb2_dma_contig_memops;
 	dst_vq->drv_priv = sess;
 	dst_vq->buf_struct_size = sizeof(struct dummy_buf);
-	dst_vq->min_buffers_needed = 1;
+	dst_vq->min_queued_buffers = 1;
 	dst_vq->dev = sess->core->dev;
 	dst_vq->lock = &sess->lock;
 	return vb2_queue_init(dst_vq);
diff --git a/drivers/staging/media/starfive/camss/stf-video.c b/drivers/staging/media/starfive/camss/stf-video.c
index 0b305f21eb53..989b5e82bae9 100644
--- a/drivers/staging/media/starfive/camss/stf-video.c
+++ b/drivers/staging/media/starfive/camss/stf-video.c
@@ -513,7 +513,7 @@ int stf_video_register(struct stfcamss_video *video,
 	q->buf_struct_size = sizeof(struct stfcamss_buffer);
 	q->dev = video->stfcamss->dev;
 	q->lock = &video->q_lock;
-	q->min_buffers_needed = STFCAMSS_MIN_BUFFERS;
+	q->min_queued_buffers = STFCAMSS_MIN_BUFFERS;
 	ret = vb2_queue_init(q);
 	if (ret < 0) {
 		dev_err(video->stfcamss->dev,
diff --git a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_capture.c b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_capture.c
index 1595a9607775..0eea4c2c3627 100644
--- a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_capture.c
+++ b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_capture.c
@@ -660,7 +660,7 @@ int sun6i_isp_capture_setup(struct sun6i_isp_device *isp_dev)
 	queue->buf_struct_size = sizeof(struct sun6i_isp_buffer);
 	queue->ops = &sun6i_isp_capture_queue_ops;
 	queue->mem_ops = &vb2_dma_contig_memops;
-	queue->min_buffers_needed = 2;
+	queue->min_queued_buffers = 2;
 	queue->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
 	queue->lock = &capture->lock;
 	queue->dev = isp_dev->dev;
diff --git a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_params.c b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_params.c
index e28be895b486..53d05e8a364b 100644
--- a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_params.c
+++ b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_params.c
@@ -489,7 +489,7 @@ int sun6i_isp_params_setup(struct sun6i_isp_device *isp_dev)
 	queue->buf_struct_size = sizeof(struct sun6i_isp_buffer);
 	queue->ops = &sun6i_isp_params_queue_ops;
 	queue->mem_ops = &vb2_vmalloc_memops;
-	queue->min_buffers_needed = 1;
+	queue->min_queued_buffers = 1;
 	queue->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
 	queue->lock = &params->lock;
 	queue->dev = isp_dev->dev;
diff --git a/drivers/staging/media/tegra-video/vi.c b/drivers/staging/media/tegra-video/vi.c
index e0bb59ee3c09..af6e3a0d8df4 100644
--- a/drivers/staging/media/tegra-video/vi.c
+++ b/drivers/staging/media/tegra-video/vi.c
@@ -1174,7 +1174,7 @@ static int tegra_channel_init(struct tegra_vi_channel *chan)
 	chan->queue.ops = &tegra_channel_queue_qops;
 	chan->queue.mem_ops = &vb2_dma_contig_memops;
 	chan->queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
-	chan->queue.min_buffers_needed = 2;
+	chan->queue.min_queued_buffers = 2;
 	chan->queue.dev = vi->dev;
 	ret = vb2_queue_init(&chan->queue);
 	if (ret < 0) {