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/platform/sh_vou.c | 26 +++++++++++++++----------- 1 file changed, 15 insertions(+), 11 deletions(-) (limited to 'drivers/media/platform/sh_vou.c') diff --git a/drivers/media/platform/sh_vou.c b/drivers/media/platform/sh_vou.c index fe5c8ab06bd5..7967a75fde36 100644 --- a/drivers/media/platform/sh_vou.c +++ b/drivers/media/platform/sh_vou.c @@ -27,6 +27,7 @@ #include #include #include +#include #include /* Mirror addresses are not available for all registers */ @@ -62,11 +63,12 @@ enum sh_vou_status { #define VOU_MIN_IMAGE_HEIGHT 16 struct sh_vou_buffer { - struct vb2_buffer vb; + struct vb2_v4l2_buffer vb; struct list_head list; }; -static inline struct sh_vou_buffer *to_sh_vou_buffer(struct vb2_buffer *vb2) +static inline struct +sh_vou_buffer *to_sh_vou_buffer(struct vb2_v4l2_buffer *vb2) { return container_of(vb2, struct sh_vou_buffer, vb); } @@ -193,11 +195,11 @@ static struct sh_vou_fmt vou_fmt[] = { }; static void sh_vou_schedule_next(struct sh_vou_device *vou_dev, - struct vb2_buffer *vb) + struct vb2_v4l2_buffer *vbuf) { dma_addr_t addr1, addr2; - addr1 = vb2_dma_contig_plane_dma_addr(vb, 0); + addr1 = vb2_dma_contig_plane_dma_addr(&vbuf->vb2_buf, 0); switch (vou_dev->pix.pixelformat) { case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_NV16: @@ -282,8 +284,9 @@ static int sh_vou_buf_prepare(struct vb2_buffer *vb) /* Locking: caller holds fop_lock mutex and vq->irqlock spinlock */ static void sh_vou_buf_queue(struct vb2_buffer *vb) { + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct sh_vou_device *vou_dev = vb2_get_drv_priv(vb->vb2_queue); - struct sh_vou_buffer *shbuf = to_sh_vou_buffer(vb); + struct sh_vou_buffer *shbuf = to_sh_vou_buffer(vbuf); unsigned long flags; spin_lock_irqsave(&vou_dev->lock, flags); @@ -302,7 +305,8 @@ static int sh_vou_start_streaming(struct vb2_queue *vq, unsigned int count) video, s_stream, 1); if (ret < 0 && ret != -ENOIOCTLCMD) { list_for_each_entry_safe(buf, node, &vou_dev->buf_list, list) { - vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED); + vb2_buffer_done(&buf->vb.vb2_buf, + VB2_BUF_STATE_QUEUED); list_del(&buf->list); } vou_dev->active = NULL; @@ -353,7 +357,7 @@ static void sh_vou_stop_streaming(struct vb2_queue *vq) msleep(50); spin_lock_irqsave(&vou_dev->lock, flags); list_for_each_entry_safe(buf, node, &vou_dev->buf_list, 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); } vou_dev->active = NULL; @@ -1066,10 +1070,10 @@ static irqreturn_t sh_vou_isr(int irq, void *dev_id) list_del(&vb->list); - v4l2_get_timestamp(&vb->vb.v4l2_buf.timestamp); - vb->vb.v4l2_buf.sequence = vou_dev->sequence++; - vb->vb.v4l2_buf.field = V4L2_FIELD_INTERLACED; - vb2_buffer_done(&vb->vb, VB2_BUF_STATE_DONE); + v4l2_get_timestamp(&vb->vb.timestamp); + vb->vb.sequence = vou_dev->sequence++; + vb->vb.field = V4L2_FIELD_INTERLACED; + vb2_buffer_done(&vb->vb.vb2_buf, VB2_BUF_STATE_DONE); vou_dev->active = list_entry(vou_dev->buf_list.next, struct sh_vou_buffer, list); -- cgit