From 59ebc2e4464dd376df234621a5ad678ac74b9d39 Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Mon, 29 Sep 2014 09:53:45 -0300 Subject: [PATCH] [media] coda: disable rotator if not needed This will still do a 1:1 copy into the internal buffers, but stop producing visual artifacts in chroma interleaved (NV12) mode. Signed-off-by: Philipp Zabel Signed-off-by: Kamil Debski Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/coda/coda-bit.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index f01393c..747b544 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -1037,6 +1037,7 @@ static int coda_prepare_encode(struct coda_ctx *ctx) int force_ipicture; int quant_param = 0; u32 pic_stream_buffer_addr, pic_stream_buffer_size; + u32 rot_mode = 0; u32 dst_fourcc; u32 reg; @@ -1124,8 +1125,9 @@ static int coda_prepare_encode(struct coda_ctx *ctx) } /* submit */ - coda_write(dev, CODA_ROT_MIR_ENABLE | ctx->params.rot_mode, - CODA_CMD_ENC_PIC_ROT_MODE); + if (ctx->params.rot_mode) + rot_mode = CODA_ROT_MIR_ENABLE | ctx->params.rot_mode; + coda_write(dev, rot_mode, CODA_CMD_ENC_PIC_ROT_MODE); coda_write(dev, quant_param, CODA_CMD_ENC_PIC_QS); -- 2.7.4