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/usb/au0828/au0828-video.c | 45 ++++++++++++++++++--------------- 1 file changed, 25 insertions(+), 20 deletions(-) (limited to 'drivers/media/usb/au0828/au0828-video.c') diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index 1a362a0..065b9c8 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -302,20 +302,20 @@ static inline void buffer_filled(struct au0828_dev *dev, struct au0828_dmaqueue *dma_q, struct au0828_buffer *buf) { - struct vb2_buffer *vb = &buf->vb; - struct vb2_queue *q = vb->vb2_queue; + struct vb2_v4l2_buffer *vb = &buf->vb; + struct vb2_queue *q = vb->vb2_buf.vb2_queue; /* Advice that buffer was filled */ au0828_isocdbg("[%p/%d] wakeup\n", buf, buf->top_field); if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) - vb->v4l2_buf.sequence = dev->frame_count++; + vb->sequence = dev->frame_count++; else - vb->v4l2_buf.sequence = dev->vbi_frame_count++; + vb->sequence = dev->vbi_frame_count++; - vb->v4l2_buf.field = V4L2_FIELD_INTERLACED; - v4l2_get_timestamp(&vb->v4l2_buf.timestamp); - vb2_buffer_done(vb, VB2_BUF_STATE_DONE); + vb->field = V4L2_FIELD_INTERLACED; + v4l2_get_timestamp(&vb->timestamp); + vb2_buffer_done(&vb->vb2_buf, VB2_BUF_STATE_DONE); } /* @@ -531,11 +531,11 @@ static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb) buf = dev->isoc_ctl.buf; if (buf != NULL) - outp = vb2_plane_vaddr(&buf->vb, 0); + outp = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); vbi_buf = dev->isoc_ctl.vbi_buf; if (vbi_buf != NULL) - vbioutp = vb2_plane_vaddr(&vbi_buf->vb, 0); + vbioutp = vb2_plane_vaddr(&vbi_buf->vb.vb2_buf, 0); for (i = 0; i < urb->number_of_packets; i++) { int status = urb->iso_frame_desc[i].status; @@ -574,7 +574,7 @@ static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb) vbioutp = NULL; else vbioutp = vb2_plane_vaddr( - &vbi_buf->vb, 0); + &vbi_buf->vb.vb2_buf, 0); /* Video */ if (buf != NULL) @@ -583,7 +583,8 @@ static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb) if (buf == NULL) outp = NULL; else - outp = vb2_plane_vaddr(&buf->vb, 0); + outp = vb2_plane_vaddr( + &buf->vb.vb2_buf, 0); /* As long as isoc traffic is arriving, keep resetting the timer */ @@ -658,7 +659,9 @@ static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, static int buffer_prepare(struct vb2_buffer *vb) { - struct au0828_buffer *buf = container_of(vb, struct au0828_buffer, vb); + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); + struct au0828_buffer *buf = container_of(vbuf, + struct au0828_buffer, vb); struct au0828_dev *dev = vb2_get_drv_priv(vb->vb2_queue); buf->length = dev->height * dev->bytesperline; @@ -668,14 +671,15 @@ buffer_prepare(struct vb2_buffer *vb) __func__, vb2_plane_size(vb, 0), buf->length); return -EINVAL; } - vb2_set_plane_payload(&buf->vb, 0, buf->length); + vb2_set_plane_payload(&buf->vb.vb2_buf, 0, buf->length); return 0; } static void buffer_queue(struct vb2_buffer *vb) { - struct au0828_buffer *buf = container_of(vb, + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); + struct au0828_buffer *buf = container_of(vbuf, struct au0828_buffer, vb); struct au0828_dev *dev = vb2_get_drv_priv(vb->vb2_queue); @@ -826,14 +830,15 @@ static void au0828_stop_streaming(struct vb2_queue *vq) spin_lock_irqsave(&dev->slock, flags); if (dev->isoc_ctl.buf != NULL) { - vb2_buffer_done(&dev->isoc_ctl.buf->vb, VB2_BUF_STATE_ERROR); + vb2_buffer_done(&dev->isoc_ctl.buf->vb.vb2_buf, + VB2_BUF_STATE_ERROR); dev->isoc_ctl.buf = NULL; } while (!list_empty(&vidq->active)) { struct au0828_buffer *buf; buf = list_entry(vidq->active.next, struct au0828_buffer, list); - vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); list_del(&buf->list); } spin_unlock_irqrestore(&dev->slock, flags); @@ -853,7 +858,7 @@ void au0828_stop_vbi_streaming(struct vb2_queue *vq) spin_lock_irqsave(&dev->slock, flags); if (dev->isoc_ctl.vbi_buf != NULL) { - vb2_buffer_done(&dev->isoc_ctl.vbi_buf->vb, + vb2_buffer_done(&dev->isoc_ctl.vbi_buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); dev->isoc_ctl.vbi_buf = NULL; } @@ -862,7 +867,7 @@ void au0828_stop_vbi_streaming(struct vb2_queue *vq) buf = list_entry(vbiq->active.next, struct au0828_buffer, 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->slock, flags); @@ -911,7 +916,7 @@ static void au0828_vid_buffer_timeout(unsigned long data) buf = dev->isoc_ctl.buf; if (buf != NULL) { - vid_data = vb2_plane_vaddr(&buf->vb, 0); + vid_data = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); memset(vid_data, 0x00, buf->length); /* Blank green frame */ buffer_filled(dev, dma_q, buf); } @@ -935,7 +940,7 @@ static void au0828_vbi_buffer_timeout(unsigned long data) buf = dev->isoc_ctl.vbi_buf; if (buf != NULL) { - vbi_data = vb2_plane_vaddr(&buf->vb, 0); + vbi_data = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); memset(vbi_data, 0x00, buf->length); buffer_filled(dev, dma_q, buf); } -- cgit v1.1