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authorShaik Ameer Basha <shaik.ameer@samsung.com>2012-11-22 06:25:06 +0100
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-12-21 13:22:40 +0100
commitf60e160e126bdd8f0d928cd8b3fce54659597394 (patch)
tree0888d152e25e5c7d2ee991d3bd5e3819126ca2ea
parent[media] exynos-gsc: Adding tiled multi-planar format to G-Scaler (diff)
downloadlinux-f60e160e126bdd8f0d928cd8b3fce54659597394.tar.xz
linux-f60e160e126bdd8f0d928cd8b3fce54659597394.zip
[media] exynos-gsc: propagate timestamps from src to dst buffers
Make gsc-m2m propagate the timestamp field from source to destination buffers. Signed-off-by: John Sheu <sheu@google.com> Signed-off-by: Shaik Ameer Basha <shaik.ameer@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/platform/exynos-gsc/gsc-m2m.c20
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/media/platform/exynos-gsc/gsc-m2m.c b/drivers/media/platform/exynos-gsc/gsc-m2m.c
index c267c57c76fd..a8e5050340aa 100644
--- a/drivers/media/platform/exynos-gsc/gsc-m2m.c
+++ b/drivers/media/platform/exynos-gsc/gsc-m2m.c
@@ -99,22 +99,28 @@ static void gsc_m2m_job_abort(void *priv)
gsc_m2m_job_finish(ctx, VB2_BUF_STATE_ERROR);
}
-static int gsc_fill_addr(struct gsc_ctx *ctx)
+static int gsc_get_bufs(struct gsc_ctx *ctx)
{
struct gsc_frame *s_frame, *d_frame;
- struct vb2_buffer *vb = NULL;
+ struct vb2_buffer *src_vb, *dst_vb;
int ret;
s_frame = &ctx->s_frame;
d_frame = &ctx->d_frame;
- vb = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
- ret = gsc_prepare_addr(ctx, vb, s_frame, &s_frame->addr);
+ src_vb = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
+ ret = gsc_prepare_addr(ctx, src_vb, s_frame, &s_frame->addr);
+ if (ret)
+ return ret;
+
+ dst_vb = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
+ ret = gsc_prepare_addr(ctx, dst_vb, d_frame, &d_frame->addr);
if (ret)
return ret;
- vb = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
- return gsc_prepare_addr(ctx, vb, d_frame, &d_frame->addr);
+ dst_vb->v4l2_buf.timestamp = src_vb->v4l2_buf.timestamp;
+
+ return 0;
}
static void gsc_m2m_device_run(void *priv)
@@ -148,7 +154,7 @@ static void gsc_m2m_device_run(void *priv)
goto put_device;
}
- ret = gsc_fill_addr(ctx);
+ ret = gsc_get_bufs(ctx);
if (ret) {
pr_err("Wrong address");
goto put_device;