From d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:45:28 +0000
Subject: [PATCH] add boot partition size
---
kernel/samples/v4l/v4l2-pci-skeleton.c | 22 ++++++++++++----------
1 files changed, 12 insertions(+), 10 deletions(-)
diff --git a/kernel/samples/v4l/v4l2-pci-skeleton.c b/kernel/samples/v4l/v4l2-pci-skeleton.c
index f520e3a..3fa6582 100644
--- a/kernel/samples/v4l/v4l2-pci-skeleton.c
+++ b/kernel/samples/v4l/v4l2-pci-skeleton.c
@@ -58,6 +58,7 @@
* @queue: vb2 video capture queue
* @qlock: spinlock controlling access to buf_list and sequence
* @buf_list: list of buffers queued for DMA
+ * @field: the field (TOP/BOTTOM/other) of the current buffer
* @sequence: frame sequence counter
*/
struct skeleton {
@@ -80,13 +81,13 @@
};
struct skel_buffer {
- struct vb2_buffer vb;
+ struct vb2_v4l2_buffer vb;
struct list_head list;
};
-static inline struct skel_buffer *to_skel_buffer(struct vb2_buffer *vb2)
+static inline struct skel_buffer *to_skel_buffer(struct vb2_v4l2_buffer *vbuf)
{
- return container_of(vb2, struct skel_buffer, vb);
+ return container_of(vbuf, struct skel_buffer, vb);
}
static const struct pci_device_id skeleton_pci_tbl[] = {
@@ -139,16 +140,16 @@
spin_lock(&skel->qlock);
list_del(&new_buf->list);
spin_unlock(&skel->qlock);
- v4l2_get_timestamp(&new_buf->vb.v4l2_buf.timestamp);
- new_buf->vb.v4l2_buf.sequence = skel->sequence++;
- new_buf->vb.v4l2_buf.field = skel->field;
+ new_buf->vb.vb2_buf.timestamp = ktime_get_ns();
+ new_buf->vb.sequence = skel->sequence++;
+ new_buf->vb.field = skel->field;
if (skel->format.field == V4L2_FIELD_ALTERNATE) {
if (skel->field == V4L2_FIELD_BOTTOM)
skel->field = V4L2_FIELD_TOP;
else if (skel->field == V4L2_FIELD_TOP)
skel->field = V4L2_FIELD_BOTTOM;
}
- vb2_buffer_done(&new_buf->vb, VB2_BUF_STATE_DONE);
+ vb2_buffer_done(&new_buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
}
#endif
return IRQ_HANDLED;
@@ -212,8 +213,9 @@
*/
static void buffer_queue(struct vb2_buffer *vb)
{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
struct skeleton *skel = vb2_get_drv_priv(vb->vb2_queue);
- struct skel_buffer *buf = to_skel_buffer(vb);
+ struct skel_buffer *buf = to_skel_buffer(vbuf);
unsigned long flags;
spin_lock_irqsave(&skel->qlock, flags);
@@ -232,7 +234,7 @@
spin_lock_irqsave(&skel->qlock, flags);
list_for_each_entry_safe(buf, node, &skel->buf_list, list) {
- vb2_buffer_done(&buf->vb, state);
+ vb2_buffer_done(&buf->vb.vb2_buf, state);
list_del(&buf->list);
}
spin_unlock_irqrestore(&skel->qlock, flags);
@@ -877,7 +879,7 @@
vdev->tvnorms = SKEL_TVNORMS;
video_set_drvdata(vdev, skel);
- ret = video_register_device(vdev, VFL_TYPE_GRABBER, -1);
+ ret = video_register_device(vdev, VFL_TYPE_VIDEO, -1);
if (ret)
goto free_hdl;
--
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