diff options
| author |   Thuy Tran <thuy.tran.xh@renesas.com> | 2019-05-17 17:05:42 +0700 |
|---|---|---|
| committer |   Khang Nguyen <khang.nguyen.xw@renesas.com> | 2019-09-24 08:16:25 +0700 |
| commit | 59b4e2c5329fb37b304cffab37e2ebb882c210de (patch) | |
| tree | 364202e026ab38045133d01d692409dac5a8bba3 /meta-rcar-gen3/recipes-kernel/kernel-module-vsp2driver/kernel-module-vsp2driver/0001-Handle-data_offset-setting-from-V4L2-API.patch | |
| parent | cf21fcdd14cc7ac7e5a1da5e6fcb4f01e0178f61 (diff) | |
rcar-gen3: vsp2driver: Add a patch to handle data_offset setting
Vsp2 driver doesn't need to set offset of dmabuf for UV plane.
However, in case of overlay plane by weston5.0, v4l2src (VIN) takes care
of plane offset of dmabuf via mmngr, then vspfilter and vsp2drv also
need to care it.
Cherry-pick from 9e04640780d516dc65b489f1f039d98b13460ac8
Signed-off-by: Thuy Tran <thuy.tran.xh@renesas.com>
Signed-off-by: Khang Nguyen <khang.nguyen.xw@renesas.com>
Signed-off-by: Takamitsu Honda <takamitsu.honda.pv@renesas.com>
Change-Id: Ida863471114e2e4b1f0b3544e69895396305af09
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 + |