tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
[media] stk1160: add DMABUF support
Implement DMABUF exporting and importing.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
authored by
Hans Verkuil
and committed by
Mauro Carvalho Chehab
ebbb5637
63344b65
+2
-1
+2
-1
drivers/media/usb/stk1160/stk1160-v4l.c
+2
-1
drivers/media/usb/stk1160/stk1160-v4l.c
···
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.vidioc_dqbuf = vb2_ioctl_dqbuf,
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.vidioc_streamon = vb2_ioctl_streamon,
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.vidioc_streamoff = vb2_ioctl_streamoff,
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+
.vidioc_expbuf = vb2_ioctl_expbuf,
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.vidioc_log_status = v4l2_ctrl_log_status,
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.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
···
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q = &dev->vb_vidq;
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q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
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-
q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR;
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+
q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
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q->drv_priv = dev;
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q->buf_struct_size = sizeof(struct stk1160_buffer);
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q->ops = &stk1160_video_qops;