[PATCH v9 34/53] media: renesas: Set min_buffers_needed to 16
From: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Date: 2023-10-02 12:08:12
Also in:
linux-arm-msm, linux-media, linux-mediatek, linux-rockchip, linux-staging, lkml
Subsystem:
media drivers for renesas - drif, media input infrastructure (v4l/dvb), the rest · Maintainers:
Fabrizio Castro, Mauro Carvalho Chehab, Linus Torvalds
vb2 queue_setup checks for a minimum number of buffers so set min_buffers_needed to 16 and remove the useless check in rcar_drif_queue_setup(). Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com> --- drivers/media/platform/renesas/rcar_drif.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/media/platform/renesas/rcar_drif.c b/drivers/media/platform/renesas/rcar_drif.c
index 163a4ba61c17..8a9a70565d3f 100644
--- a/drivers/media/platform/renesas/rcar_drif.c
+++ b/drivers/media/platform/renesas/rcar_drif.c@@ -425,13 +425,9 @@ static int rcar_drif_queue_setup(struct vb2_queue *vq, { struct rcar_drif_sdr *sdr = vb2_get_drv_priv(vq); - /* Need at least 16 buffers */ - if (vq->num_buffers + *num_buffers < 16) - *num_buffers = 16 - vq->num_buffers; - *num_planes = 1; sizes[0] = PAGE_ALIGN(sdr->fmt->buffersize); - rdrif_dbg(sdr, "num_bufs %d sizes[0] %d\n", *num_buffers, sizes[0]); + rdrif_dbg(sdr, "num_bufs %u sizes[0] %d\n", vb2_get_num_buffers(vq), sizes[0]); return 0; }
@@ -1311,6 +1307,8 @@ static int rcar_drif_sdr_probe(struct rcar_drif_sdr *sdr) /* Init videobuf2 queue structure */ sdr->vb_queue.type = V4L2_BUF_TYPE_SDR_CAPTURE; sdr->vb_queue.io_modes = VB2_READ | VB2_MMAP | VB2_DMABUF; + /* Need at least 16 buffers */ + sdr->vb_queue.min_buffers_needed = 16; sdr->vb_queue.drv_priv = sdr; sdr->vb_queue.buf_struct_size = sizeof(struct rcar_drif_frame_buf); sdr->vb_queue.ops = &rcar_drif_vb2_ops;
--
2.39.2
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