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authorHans Verkuil <hverkuil@xs4all.nl>2013-04-17 03:04:10 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-04-25 09:48:49 -0300
commitd95d7c641299c1c77809d13565952d864da2d14d (patch)
tree037d42404f2930c94b21497b3b7ddcda1084a215 /drivers/media/platform
parenta8c9c345702b3f52a88498dea6b623dd3c3e27dc (diff)
downloadvexpress-lsk-d95d7c641299c1c77809d13565952d864da2d14d.tar.gz
[media] mem2mem_testdev: set timestamp_type and add debug param
While testing v4l2-ctl I noticed that this m2m driver didn't set timestamp_type and that it spammed the kernel log with debug messages. Set timestamp_type correctly and add debug module option to enable debug messages. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/platform')
-rw-r--r--drivers/media/platform/mem2mem_testdev.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/media/platform/mem2mem_testdev.c b/drivers/media/platform/mem2mem_testdev.c
index 7487d7208de..4cc7f65d7d7 100644
--- a/drivers/media/platform/mem2mem_testdev.c
+++ b/drivers/media/platform/mem2mem_testdev.c
@@ -38,6 +38,10 @@ MODULE_AUTHOR("Pawel Osciak, <pawel@osciak.com>");
MODULE_LICENSE("GPL");
MODULE_VERSION("0.1.1");
+static unsigned debug;
+module_param(debug, uint, 0644);
+MODULE_PARM_DESC(debug, "activates debug info");
+
#define MIN_W 32
#define MIN_H 32
#define MAX_W 640
@@ -67,7 +71,7 @@ MODULE_VERSION("0.1.1");
#define MEM2MEM_VFLIP (1 << 1)
#define dprintk(dev, fmt, arg...) \
- v4l2_dbg(1, 1, &dev->v4l2_dev, "%s: " fmt, __func__, ## arg)
+ v4l2_dbg(1, debug, &dev->v4l2_dev, "%s: " fmt, __func__, ## arg)
static void m2mtest_dev_release(struct device *dev)
@@ -234,6 +238,10 @@ static int device_process(struct m2mtest_ctx *ctx,
bytes_left = bytesperline - tile_w * MEM2MEM_NUM_TILES;
w = 0;
+ memcpy(&out_vb->v4l2_buf.timestamp,
+ &in_vb->v4l2_buf.timestamp,
+ sizeof(struct timeval));
+
switch (ctx->mode) {
case MEM2MEM_HFLIP | MEM2MEM_VFLIP:
p_out += bytesperline * height - bytes_left;
@@ -844,6 +852,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *ds
src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
src_vq->ops = &m2mtest_qops;
src_vq->mem_ops = &vb2_vmalloc_memops;
+ src_vq->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_COPY;
ret = vb2_queue_init(src_vq);
if (ret)
@@ -855,6 +864,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *ds
dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
dst_vq->ops = &m2mtest_qops;
dst_vq->mem_ops = &vb2_vmalloc_memops;
+ dst_vq->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_COPY;
return vb2_queue_init(dst_vq);
}