[PATCH v2 11/36] media: ti: davinci: Remove useless setting of min_buffers_needed

From: Benjamin Gaignard
Date: Mon Dec 04 2023 - 08:24:23 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: "Lad, Prabhakar" <prabhakar.csengg@xxxxxxxxx>
---
drivers/media/platform/ti/davinci/vpif_capture.c | 1 -
drivers/media/platform/ti/davinci/vpif_display.c | 1 -
2 files changed, 2 deletions(-)

diff --git a/drivers/media/platform/ti/davinci/vpif_capture.c b/drivers/media/platform/ti/davinci/vpif_capture.c
index fc42b4bc37e6..300c3cb5cbed 100644
--- a/drivers/media/platform/ti/davinci/vpif_capture.c
+++ b/drivers/media/platform/ti/davinci/vpif_capture.c
@@ -1429,7 +1429,6 @@ static int vpif_probe_complete(void)
q->mem_ops = &vb2_dma_contig_memops;
q->buf_struct_size = sizeof(struct vpif_cap_buffer);
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
- q->min_buffers_needed = 1;
q->lock = &common->lock;
q->dev = vpif_dev;

diff --git a/drivers/media/platform/ti/davinci/vpif_display.c b/drivers/media/platform/ti/davinci/vpif_display.c
index 9dbab1003c1d..d45391a4d8f2 100644
--- a/drivers/media/platform/ti/davinci/vpif_display.c
+++ b/drivers/media/platform/ti/davinci/vpif_display.c
@@ -1169,7 +1169,6 @@ static int vpif_probe_complete(void)
q->mem_ops = &vb2_dma_contig_memops;
q->buf_struct_size = sizeof(struct vpif_disp_buffer);
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
- q->min_buffers_needed = 1;
q->lock = &common->lock;
q->dev = vpif_dev;
err = vb2_queue_init(q);
--
2.39.2