From 2d7007153f0c9b1dd00c01894df7d26ddc32b79f Mon Sep 17 00:00:00 2001 From: Junghak Sung Date: Tue, 22 Sep 2015 10:30:30 -0300 Subject: [media] media: videobuf2: Restructure vb2_buffer Remove v4l2 stuff - v4l2_buf, v4l2_plane - from struct vb2_buffer. Add new member variables - bytesused, length, offset, userptr, fd, data_offset - to struct vb2_plane in order to cover all information of v4l2_plane. struct vb2_plane { unsigned int bytesused; unsigned int length; union { unsigned int offset; unsigned long userptr; int fd; } m; unsigned int data_offset; } Replace v4l2_buf with new member variables - index, type, memory - which are common fields for buffer management. struct vb2_buffer { unsigned int index; unsigned int type; unsigned int memory; unsigned int num_planes; struct vb2_plane planes[VIDEO_MAX_PLANES]; }; v4l2 specific fields - flags, field, timestamp, timecode, sequence - are moved to vb2_v4l2_buffer in videobuf2-v4l2.c struct vb2_v4l2_buffer { struct vb2_buffer vb2_buf; __u32 flags; __u32 field; struct timeval timestamp; struct v4l2_timecode timecode; __u32 sequence; }; Signed-off-by: Junghak Sung Signed-off-by: Geunyoung Kim Acked-by: Seung-Woo Kim Acked-by: Inki Dae Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-frontends/rtl2832_sdr.c | 21 ++++++++++++--------- 1 file changed, 12 insertions(+), 9 deletions(-) (limited to 'drivers/media/dvb-frontends') diff --git a/drivers/media/dvb-frontends/rtl2832_sdr.c b/drivers/media/dvb-frontends/rtl2832_sdr.c index d5b994f17612..bf306a230eb0 100644 --- a/drivers/media/dvb-frontends/rtl2832_sdr.c +++ b/drivers/media/dvb-frontends/rtl2832_sdr.c @@ -29,6 +29,7 @@ #include #include #include +#include #include #include @@ -107,7 +108,8 @@ static const unsigned int NUM_FORMATS = ARRAY_SIZE(formats); /* intermediate buffers with raw data from the USB device */ struct rtl2832_sdr_frame_buf { - struct vb2_buffer vb; /* common v4l buffer stuff -- must be first */ + /* common v4l buffer stuff -- must be first */ + struct vb2_v4l2_buffer vb; struct list_head list; }; @@ -304,13 +306,13 @@ static void rtl2832_sdr_urb_complete(struct urb *urb) } /* fill framebuffer */ - ptr = vb2_plane_vaddr(&fbuf->vb, 0); + ptr = vb2_plane_vaddr(&fbuf->vb.vb2_buf, 0); len = rtl2832_sdr_convert_stream(dev, ptr, urb->transfer_buffer, urb->actual_length); - vb2_set_plane_payload(&fbuf->vb, 0, len); - v4l2_get_timestamp(&fbuf->vb.v4l2_buf.timestamp); - fbuf->vb.v4l2_buf.sequence = dev->sequence++; - vb2_buffer_done(&fbuf->vb, VB2_BUF_STATE_DONE); + vb2_set_plane_payload(&fbuf->vb.vb2_buf, 0, len); + v4l2_get_timestamp(&fbuf->vb.timestamp); + fbuf->vb.sequence = dev->sequence++; + vb2_buffer_done(&fbuf->vb.vb2_buf, VB2_BUF_STATE_DONE); } skip: usb_submit_urb(urb, GFP_ATOMIC); @@ -464,7 +466,7 @@ static void rtl2832_sdr_cleanup_queued_bufs(struct rtl2832_sdr_dev *dev) buf = list_entry(dev->queued_bufs.next, struct rtl2832_sdr_frame_buf, list); list_del(&buf->list); - vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); } spin_unlock_irqrestore(&dev->queued_bufs_lock, flags); } @@ -518,14 +520,15 @@ static int rtl2832_sdr_buf_prepare(struct vb2_buffer *vb) static void rtl2832_sdr_buf_queue(struct vb2_buffer *vb) { + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct rtl2832_sdr_dev *dev = vb2_get_drv_priv(vb->vb2_queue); struct rtl2832_sdr_frame_buf *buf = - container_of(vb, struct rtl2832_sdr_frame_buf, vb); + container_of(vbuf, struct rtl2832_sdr_frame_buf, vb); unsigned long flags; /* Check the device has not disconnected between prep and queuing */ if (!dev->udev) { - vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); return; } -- cgit v1.2.3-59-g8ed1b