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Subject[PATCH 15/16] media: vimc: cap: Add support for multiplanar formats
Date
Adapt vimc-capture to support multiplanar formats, copying
each plane to the correct buffer.

Signed-off-by: André Almeida <andrealmeid@collabora.com>
---
drivers/media/platform/vimc/vimc-capture.c | 16 +++++++++++-----
1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/drivers/media/platform/vimc/vimc-capture.c b/drivers/media/platform/vimc/vimc-capture.c
index bb982761562e..50f7e71f23cd 100644
--- a/drivers/media/platform/vimc/vimc-capture.c
+++ b/drivers/media/platform/vimc/vimc-capture.c
@@ -577,6 +577,8 @@ static struct vimc_frame *vimc_cap_process_frame(struct vimc_ent_device *ved,
struct vimc_cap_device *vcap = container_of(ved, struct vimc_cap_device,
ved);
struct vimc_cap_buffer *vimc_buf;
+ unsigned long plane_size;
+ unsigned int i;
void *vbuf;

spin_lock(&vcap->qlock);
@@ -599,13 +601,17 @@ static struct vimc_frame *vimc_cap_process_frame(struct vimc_ent_device *ved,
vimc_buf->vb2.sequence = vcap->sequence++;
vimc_buf->vb2.field = vcap->format.fmt.pix.field;

- vbuf = vb2_plane_vaddr(&vimc_buf->vb2.vb2_buf, 0);
+ /* For each plane, copy the pixels */
+ for (i = 0; i < vimc_buf->vb2.vb2_buf.num_planes; i++) {
+ vbuf = vb2_plane_vaddr(&vimc_buf->vb2.vb2_buf, i);
+ plane_size = frame->sizeimage[i];
+
+ memcpy(vbuf, frame->plane_addr[i], plane_size);

- memcpy(vbuf, frame->plane_addr[0], vcap->format.fmt.pix.sizeimage);
+ /* Set it as ready */
+ vb2_set_plane_payload(&vimc_buf->vb2.vb2_buf, i, plane_size);
+ }

- /* Set it as ready */
- vb2_set_plane_payload(&vimc_buf->vb2.vb2_buf, 0,
- vcap->format.fmt.pix.sizeimage);
vb2_buffer_done(&vimc_buf->vb2.vb2_buf, VB2_BUF_STATE_DONE);
return NULL;
}
--
2.21.0
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