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From: Philipp Zabel
To: linux-media@vger.kernel.org
Cc: kernel@pengutronix.de
Subject: [PATCH 04/10] media: coda: add min number of buffers controls
Date: Mon, 8 Apr 2019 14:32:50 +0200
Message-Id: <20190408123256.22868-4-p.zabel@pengutronix.de>
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Add min number of buffers for capture (decoder) and output (encoder)
controls, which are required by the stateful video decoder / encoder
interface specification.
Signed-off-by: Philipp Zabel
---
drivers/media/platform/coda/coda-common.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c
index de608de62908..f1d3fb17784a 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -2061,11 +2061,17 @@ static int coda_ctrls_setup(struct coda_ctx *ctx)
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
V4L2_CID_VFLIP, 0, 1, 1, 0);
if (ctx->inst_type == CODA_INST_ENCODER) {
+ v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
+ V4L2_CID_MIN_BUFFERS_FOR_OUTPUT,
+ 1, 1, 1, 1);
if (ctx->cvd->dst_formats[0] == V4L2_PIX_FMT_JPEG)
coda_jpeg_encode_ctrls(ctx);
else
coda_encode_ctrls(ctx);
} else {
+ v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
+ V4L2_CID_MIN_BUFFERS_FOR_CAPTURE,
+ 1, 1, 1, 1);
if (ctx->cvd->src_formats[0] == V4L2_PIX_FMT_H264)
coda_decode_ctrls(ctx);
}