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| author | Álvaro Fernández Rojas <noltari@gmail.com> | 2022-05-16 23:40:32 +0200 |
|---|---|---|
| committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2022-05-17 15:11:22 +0200 |
| commit | 20ea6adbf199097c4f5f591ffee088340630dae4 (patch) | |
| tree | d6719d95e136611a1c25bbf7789652d6d402779d /target/linux/bcm27xx/patches-5.15/950-0373-staging-bcm2835-camera-Add-support-for-DMABUFs.patch | |
| parent | bca05bd072180dc38ef740b37ded9572a6db1981 (diff) | |
| download | upstream-20ea6adbf199097c4f5f591ffee088340630dae4.tar.gz upstream-20ea6adbf199097c4f5f591ffee088340630dae4.tar.bz2 upstream-20ea6adbf199097c4f5f591ffee088340630dae4.zip | |
bcm27xx: add support for linux v5.15
Build system: x86_64
Build-tested: bcm2708, bcm2709, bcm2710, bcm2711
Run-tested: bcm2708/RPiB+, bcm2709/RPi3B, bcm2710/RPi3B, bcm2711/RPi4B
Signed-off-by: Marty Jones <mj8263788@gmail.com>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.15/950-0373-staging-bcm2835-camera-Add-support-for-DMABUFs.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.15/950-0373-staging-bcm2835-camera-Add-support-for-DMABUFs.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.15/950-0373-staging-bcm2835-camera-Add-support-for-DMABUFs.patch b/target/linux/bcm27xx/patches-5.15/950-0373-staging-bcm2835-camera-Add-support-for-DMABUFs.patch new file mode 100644 index 0000000000..1036be5baa --- /dev/null +++ b/target/linux/bcm27xx/patches-5.15/950-0373-staging-bcm2835-camera-Add-support-for-DMABUFs.patch @@ -0,0 +1,37 @@ +From 7875476d9d797ed087399ec27e0b5db5b2c37162 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.com> +Date: Wed, 17 Mar 2021 12:34:57 +0000 +Subject: [PATCH] staging/bcm2835-camera: Add support for DMABUFs + +DMABUFs are all handled by videobuf2, so there is no reason not +to enable support for them. + +Note that this driver is still using the vmalloc allocator, so +the buffers it allocates will not be compatible with the codec +or ISP driver that require contiguous buffers. However this +driver should be able to import the buffers allocated by them. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> +--- + drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c ++++ b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c +@@ -1453,6 +1453,7 @@ static const struct v4l2_ioctl_ops camer + .vidioc_querybuf = vb2_ioctl_querybuf, + .vidioc_qbuf = vb2_ioctl_qbuf, + .vidioc_dqbuf = vb2_ioctl_dqbuf, ++ .vidioc_expbuf = vb2_ioctl_expbuf, + .vidioc_enum_framesizes = vidioc_enum_framesizes, + .vidioc_enum_frameintervals = vidioc_enum_frameintervals, + .vidioc_g_parm = vidioc_g_parm, +@@ -1934,7 +1935,7 @@ static int bcm2835_mmal_probe(struct pla + q = &dev->capture.vb_vidq; + memset(q, 0, sizeof(*q)); + q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; +- q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_READ; ++ q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_READ | VB2_DMABUF; + q->drv_priv = dev; + q->buf_struct_size = sizeof(struct vb2_mmal_buffer); + q->ops = &bm2835_mmal_video_qops; |