From: Hans Verkuil Date: Wed, 17 Apr 2013 06:04:10 +0000 (-0300) Subject: [media] mem2mem_testdev: set timestamp_type and add debug param X-Git-Tag: firefly_0821_release~176^2~3573^2~1960 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d95d7c641299c1c77809d13565952d864da2d14d;p=firefly-linux-kernel-4.4.55.git [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 Signed-off-by: Kamil Debski Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/platform/mem2mem_testdev.c b/drivers/media/platform/mem2mem_testdev.c index 7487d7208dea..4cc7f65d7d76 100644 --- a/drivers/media/platform/mem2mem_testdev.c +++ b/drivers/media/platform/mem2mem_testdev.c @@ -38,6 +38,10 @@ MODULE_AUTHOR("Pawel Osciak, "); 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); }