[PATCH v8 46/53] sample: v4l: Stop direct calls to queue num_buffers field
From: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Date: 2023-09-27 15:38:35
Also in:
linux-arm-msm, linux-media, linux-mediatek, linux-rockchip, linux-staging, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Use vb2_get_num_buffers() to avoid using queue num_buffer field directly. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com> --- samples/v4l/v4l2-pci-skeleton.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/samples/v4l/v4l2-pci-skeleton.c b/samples/v4l/v4l2-pci-skeleton.c
index a61f94db18d9..a65aa9d1e9da 100644
--- a/samples/v4l/v4l2-pci-skeleton.c
+++ b/samples/v4l/v4l2-pci-skeleton.c@@ -155,6 +155,7 @@ static int queue_setup(struct vb2_queue *vq, unsigned int sizes[], struct device *alloc_devs[]) { struct skeleton *skel = vb2_get_drv_priv(vq); + unsigned int q_num_bufs = vb2_get_num_buffers(vq); skel->field = skel->format.field; if (skel->field == V4L2_FIELD_ALTERNATE) {
@@ -167,8 +168,8 @@ static int queue_setup(struct vb2_queue *vq, skel->field = V4L2_FIELD_TOP; } - if (vq->num_buffers + *nbuffers < 3) - *nbuffers = 3 - vq->num_buffers; + if (q_num_bufs + *nbuffers < 3) + *nbuffers = 3 - q_num_bufs; if (*nplanes) return sizes[0] < skel->format.sizeimage ? -EINVAL : 0;
--
2.39.2
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