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authorHans Verkuil <hverkuil-cisco@xs4all.nl>2018-11-09 04:16:21 -0500
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2019-01-07 13:20:54 -0500
commitd998e03e322fc497454f584adfc35743713a44c5 (patch)
tree2ec9c3d153cb7fac261748711b8b82d27f940363
parent245ede423b43a6e081e94e0e5d4e895bd1f31228 (diff)
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media: cedrus: identify buffers by timestamp
Use the new v4l2_m2m_buf_copy_data helper function and use timestamps to refer to reference frames instead of using buffer indices. Also remove the padding fields in the structs, that's a bad idea. Just use the right types to keep everything aligned. Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
-rw-r--r--drivers/media/v4l2-core/v4l2-ctrls.c9
-rw-r--r--drivers/staging/media/sunxi/cedrus/cedrus.h9
-rw-r--r--drivers/staging/media/sunxi/cedrus/cedrus_dec.c2
-rw-r--r--drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c23
-rw-r--r--include/media/mpeg2-ctrls.h14
5 files changed, 24 insertions, 33 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index 5e3806feb5d7..e3bd441fa29a 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -1661,15 +1661,6 @@ static int std_validate(const struct v4l2_ctrl *ctrl, u32 idx,
return -EINVAL;
}
- if (p_mpeg2_slice_params->backward_ref_index >= VIDEO_MAX_FRAME ||
- p_mpeg2_slice_params->forward_ref_index >= VIDEO_MAX_FRAME)
- return -EINVAL;
-
- if (p_mpeg2_slice_params->pad ||
- p_mpeg2_slice_params->picture.pad ||
- p_mpeg2_slice_params->sequence.pad)
- return -EINVAL;
-
return 0;
case V4L2_CTRL_TYPE_MPEG2_QUANTIZATION:
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.h b/drivers/staging/media/sunxi/cedrus/cedrus.h
index 3acfdcf83691..4aedd24a9848 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus.h
+++ b/drivers/staging/media/sunxi/cedrus/cedrus.h
@@ -140,11 +140,14 @@ static inline dma_addr_t cedrus_buf_addr(struct vb2_buffer *buf,
}
static inline dma_addr_t cedrus_dst_buf_addr(struct cedrus_ctx *ctx,
- unsigned int index,
- unsigned int plane)
+ int index, unsigned int plane)
{
- struct vb2_buffer *buf = ctx->dst_bufs[index];
+ struct vb2_buffer *buf;
+ if (index < 0)
+ return 0;
+
+ buf = ctx->dst_bufs[index];
return buf ? cedrus_buf_addr(buf, &ctx->dst_fmt, plane) : 0;
}
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_dec.c b/drivers/staging/media/sunxi/cedrus/cedrus_dec.c
index 591d191d4286..443fb037e1cf 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus_dec.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus_dec.c
@@ -50,6 +50,8 @@ void cedrus_device_run(void *priv)
break;
}
+ v4l2_m2m_buf_copy_data(run.src, run.dst, true);
+
dev->dec_ops[ctx->current_codec]->setup(ctx, &run);
/* Complete request(s) controls if needed. */
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c
index 9abd39cae38c..cb45fda9aaeb 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c
@@ -82,7 +82,10 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run)
dma_addr_t fwd_luma_addr, fwd_chroma_addr;
dma_addr_t bwd_luma_addr, bwd_chroma_addr;
struct cedrus_dev *dev = ctx->dev;
+ struct vb2_queue *cap_q = &ctx->fh.m2m_ctx->cap_q_ctx.q;
const u8 *matrix;
+ int forward_idx;
+ int backward_idx;
unsigned int i;
u32 reg;
@@ -156,23 +159,19 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run)
cedrus_write(dev, VE_DEC_MPEG_PICBOUNDSIZE, reg);
/* Forward and backward prediction reference buffers. */
+ forward_idx = vb2_find_timestamp(cap_q,
+ slice_params->forward_ref_ts, 0);
- fwd_luma_addr = cedrus_dst_buf_addr(ctx,
- slice_params->forward_ref_index,
- 0);
- fwd_chroma_addr = cedrus_dst_buf_addr(ctx,
- slice_params->forward_ref_index,
- 1);
+ fwd_luma_addr = cedrus_dst_buf_addr(ctx, forward_idx, 0);
+ fwd_chroma_addr = cedrus_dst_buf_addr(ctx, forward_idx, 1);
cedrus_write(dev, VE_DEC_MPEG_FWD_REF_LUMA_ADDR, fwd_luma_addr);
cedrus_write(dev, VE_DEC_MPEG_FWD_REF_CHROMA_ADDR, fwd_chroma_addr);
- bwd_luma_addr = cedrus_dst_buf_addr(ctx,
- slice_params->backward_ref_index,
- 0);
- bwd_chroma_addr = cedrus_dst_buf_addr(ctx,
- slice_params->backward_ref_index,
- 1);
+ backward_idx = vb2_find_timestamp(cap_q,
+ slice_params->backward_ref_ts, 0);
+ bwd_luma_addr = cedrus_dst_buf_addr(ctx, backward_idx, 0);
+ bwd_chroma_addr = cedrus_dst_buf_addr(ctx, backward_idx, 1);
cedrus_write(dev, VE_DEC_MPEG_BWD_REF_LUMA_ADDR, bwd_luma_addr);
cedrus_write(dev, VE_DEC_MPEG_BWD_REF_CHROMA_ADDR, bwd_chroma_addr);
diff --git a/include/media/mpeg2-ctrls.h b/include/media/mpeg2-ctrls.h
index d21f40edc09e..6601455b3d5e 100644
--- a/include/media/mpeg2-ctrls.h
+++ b/include/media/mpeg2-ctrls.h
@@ -30,10 +30,9 @@ struct v4l2_mpeg2_sequence {
__u32 vbv_buffer_size;
/* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence extension */
- __u8 profile_and_level_indication;
+ __u16 profile_and_level_indication;
__u8 progressive_sequence;
__u8 chroma_format;
- __u8 pad;
};
struct v4l2_mpeg2_picture {
@@ -51,23 +50,20 @@ struct v4l2_mpeg2_picture {
__u8 intra_vlc_format;
__u8 alternate_scan;
__u8 repeat_first_field;
- __u8 progressive_frame;
- __u8 pad;
+ __u16 progressive_frame;
};
struct v4l2_ctrl_mpeg2_slice_params {
__u32 bit_size;
__u32 data_bit_offset;
+ __u64 backward_ref_ts;
+ __u64 forward_ref_ts;
struct v4l2_mpeg2_sequence sequence;
struct v4l2_mpeg2_picture picture;
/* ISO/IEC 13818-2, ITU-T Rec. H.262: Slice */
- __u8 quantiser_scale_code;
-
- __u8 backward_ref_index;
- __u8 forward_ref_index;
- __u8 pad;
+ __u32 quantiser_scale_code;
};
struct v4l2_ctrl_mpeg2_quantization {