diff options
Diffstat (limited to 'meta-rcar-gen3/recipes-kernel/kernel-module-vsp2driver/kernel-module-vsp2driver/0001-Handle-data_offset-setting-from-V4L2-API.patch')
| -rw-r--r-- | meta-rcar-gen3/recipes-kernel/kernel-module-vsp2driver/kernel-module-vsp2driver/0001-Handle-data_offset-setting-from-V4L2-API.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/meta-rcar-gen3/recipes-kernel/kernel-module-vsp2driver/kernel-module-vsp2driver/0001-Handle-data_offset-setting-from-V4L2-API.patch b/meta-rcar-gen3/recipes-kernel/kernel-module-vsp2driver/kernel-module-vsp2driver/0001-Handle-data_offset-setting-from-V4L2-API.patch new file mode 100644 index 0000000..3aab174 --- /dev/null +++ b/meta-rcar-gen3/recipes-kernel/kernel-module-vsp2driver/kernel-module-vsp2driver/0001-Handle-data_offset-setting-from-V4L2-API.patch @@ -0,0 +1,29 @@ +From 50dd867589931beef05dbcdb17a37a8a678e4b13 Mon Sep 17 00:00:00 2001 +From: Damian Hobson-Garcia <dhobsong@igel.co.jp> +Date: Fri, 10 May 2019 13:34:42 +0900 +Subject: [PATCH] Handle data_offset setting from V4L2 API + +The data in each buffer does not necessarily start at the +beginning of the buffer. Adjust as necessary according to +the data_offset field specified from user space. +--- + vsp2driver/vsp2_video.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/vsp2driver/vsp2_video.c b/vsp2driver/vsp2_video.c +index 8875578..0abf81c 100644 +--- a/vsp2driver/vsp2_video.c ++++ b/vsp2driver/vsp2_video.c +@@ -764,7 +764,8 @@ static int vsp2_video_buffer_prepare(struct vb2_buffer *vb) + } + + for (i = 0; i < vb->num_planes; ++i) { +- buf->mem.addr[i] = vb2_dma_contig_plane_dma_addr(vb, i); ++ buf->mem.addr[i] = vb2_dma_contig_plane_dma_addr(vb, i) + ++ vb->planes[i].data_offset; + + if (vb2_plane_size(vb, i) < format->plane_fmt[i].sizeimage) + return -EINVAL; +-- +2.17.1 + |