[PATCH 5/9] media: cedrus: Remove MPEG1 support

Maxime Ripard
2018-06-13T14:07:10Z

The MPEG1 codec is obsolete, and that code hasn't been tested either. Since
it stands in the way of further refactoring, remove it entirely.

Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
---
drivers/media/platform/sunxi/cedrus/sunxi_cedrus_dec.c | 4 +---
drivers/media/platform/sunxi/cedrus/sunxi_cedrus_mpeg2.c | 8 ++------
drivers/media/platform/sunxi/cedrus/sunxi_cedrus_mpeg2.h | 2 +-
3 files changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_dec.c b/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_dec.c
index c19acf9626c4..f274408ab5a7 100644
--- a/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_dec.c
+++ b/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_dec.c
@@ -80,7 +80,6 @@ void sunxi_cedrus_device_run(void *priv)
struct sunxi_cedrus_run run = { 0 };
struct media_request *src_req, *dst_req;
unsigned long flags;
- bool mpeg1 = false;

run.src = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
if (!run.src) {
@@ -123,7 +122,6 @@ void sunxi_cedrus_device_run(void *priv)
run.mpeg2.hdr = get_ctrl_ptr(ctx, SUNXI_CEDRUS_CTRL_DEC_MPEG2_FRAME_HDR);
sunxi_cedrus_mpeg2_setup(ctx, &run);

- mpeg1 = run.mpeg2.hdr->type == MPEG1;
break;

default:
@@ -146,7 +144,7 @@ void sunxi_cedrus_device_run(void *priv)

if (!ctx->job_abort) {
if (ctx->vpu_src_fmt->fourcc == V4L2_PIX_FMT_MPEG2_FRAME)
- sunxi_cedrus_mpeg2_trigger(ctx, mpeg1);
+ sunxi_cedrus_mpeg2_trigger(ctx);
} else {
v4l2_m2m_buf_done(run.src, VB2_BUF_STATE_ERROR);
v4l2_m2m_buf_done(run.dst, VB2_BUF_STATE_ERROR);
diff --git a/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_mpeg2.c b/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_mpeg2.c
index 85e6fc2fbdb2..d1d7a3cfce0d 100644
--- a/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_mpeg2.c
+++ b/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_mpeg2.c
@@ -148,13 +148,9 @@ void sunxi_cedrus_mpeg2_setup(struct sunxi_cedrus_ctx *ctx,
sunxi_cedrus_write(dev, src_buf_addr + VBV_SIZE - 1, VE_MPEG_VLD_END);
}

-void sunxi_cedrus_mpeg2_trigger(struct sunxi_cedrus_ctx *ctx, bool mpeg1)
+void sunxi_cedrus_mpeg2_trigger(struct sunxi_cedrus_ctx *ctx)
{
struct sunxi_cedrus_dev *dev = ctx->dev;

- /* Trigger MPEG engine. */
- if (mpeg1)
- sunxi_cedrus_write(dev, VE_TRIG_MPEG1, VE_MPEG_TRIGGER);
- else
- sunxi_cedrus_write(dev, VE_TRIG_MPEG2, VE_MPEG_TRIGGER);
+ sunxi_cedrus_write(dev, VE_TRIG_MPEG2, VE_MPEG_TRIGGER);
}
diff --git a/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_mpeg2.h b/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_mpeg2.h
index b572001d47f2..4c380becfa1a 100644
--- a/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_mpeg2.h
+++ b/drivers/media/platform/sunxi/cedrus/sunxi_cedrus_mpeg2.h
@@ -28,6 +28,6 @@ struct sunxi_cedrus_run;

void sunxi_cedrus_mpeg2_setup(struct sunxi_cedrus_ctx *ctx,
struct sunxi_cedrus_run *run);
-void sunxi_cedrus_mpeg2_trigger(struct sunxi_cedrus_ctx *ctx, bool mpeg1);
+void sunxi_cedrus_mpeg2_trigger(struct sunxi_cedrus_ctx *ctx);

#endif
--
2.17.0