[PATCH v2 04/36] media: amphion: Remove useless setting of min_buffers_needed

From: Benjamin Gaignard
Date: Mon Dec 04 2023 - 08:23:50 EST


This driver uses min_buffers_needed which vb2 uses to ensure
start_streaming is called when at least 'min_buffers_needed'
buffers are queued. However, this driver doesn't need this,
it can stream fine without any buffers queued.
Just drop this unnecessary restriction.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxxxxxxxxx>
CC: Ming Qian <ming.qian@xxxxxxx>
CC: Zhou Peng <eagle.zhou@xxxxxxx>
---
drivers/media/platform/amphion/vpu_v4l2.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/drivers/media/platform/amphion/vpu_v4l2.c b/drivers/media/platform/amphion/vpu_v4l2.c
index 87afb4a18d5d..a80c5f28c659 100644
--- a/drivers/media/platform/amphion/vpu_v4l2.c
+++ b/drivers/media/platform/amphion/vpu_v4l2.c
@@ -649,7 +649,6 @@ static int vpu_m2m_queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_q
src_vq->mem_ops = &vb2_vmalloc_memops;
src_vq->drv_priv = inst;
src_vq->buf_struct_size = sizeof(struct vpu_vb2_buffer);
- src_vq->min_buffers_needed = 1;
src_vq->dev = inst->vpu->dev;
src_vq->lock = &inst->lock;
ret = vb2_queue_init(src_vq);
@@ -666,7 +665,6 @@ static int vpu_m2m_queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_q
dst_vq->mem_ops = &vb2_vmalloc_memops;
dst_vq->drv_priv = inst;
dst_vq->buf_struct_size = sizeof(struct vpu_vb2_buffer);
- dst_vq->min_buffers_needed = 1;
dst_vq->dev = inst->vpu->dev;
dst_vq->lock = &inst->lock;
ret = vb2_queue_init(dst_vq);
--
2.39.2