linux-kernel - [PATCH v2 07/36] media: dvb-core: Remove useless setting of min_buffers

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Message-Id: <20231204132323.22811-8-benjamin.gaignard@collabora.com>
Date:   Mon,  4 Dec 2023 14:22:54 +0100
From:   Benjamin Gaignard <benjamin.gaignard@...labora.com>
To:     hverkuil@...all.nl, mchehab@...nel.org, tfiga@...omium.org,
        m.szyprowski@...sung.com, matt.ranostay@...sulko.com
Cc:     linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        linux-staging@...ts.linux.dev, kernel@...labora.com,
        Benjamin Gaignard <benjamin.gaignard@...labora.com>
Subject: [PATCH v2 07/36] media: dvb-core: Remove useless setting of min_buffers_needed

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@...labora.com>
---
 drivers/media/dvb-core/dvb_vb2.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/media/dvb-core/dvb_vb2.c b/drivers/media/dvb-core/dvb_vb2.c
index 167ff82a6fed..54a3649d8424 100644
--- a/drivers/media/dvb-core/dvb_vb2.c
+++ b/drivers/media/dvb-core/dvb_vb2.c
@@ -171,7 +171,6 @@ int dvb_vb2_init(struct dvb_vb2_ctx *ctx, const char *name, int nonblocking)
 	q->io_modes = VB2_MMAP;
 	q->drv_priv = ctx;
 	q->buf_struct_size = sizeof(struct dvb_buffer);
-	q->min_buffers_needed = 1;
 	q->ops = &dvb_vb2_qops;
 	q->mem_ops = &vb2_vmalloc_memops;
 	q->buf_ops = &dvb_vb2_buf_ops;
-- 
2.39.2