linux-kernel - [PATCH v2 2/2] venus: venc: Add support for intra-refresh mode

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Date:   Mon, 14 Mar 2022 13:23:04 +0530
From:   quic_dikshita@...cinc.com
To:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        hverkuil-cisco@...all.nl
Cc:     linux-arm-msm@...r.kernel.org, ezequiel@...labora.com,
        stanimir.varbanov@...aro.org, quic_vgarodia@...cinc.com,
        quic_majja@...cinc.com, quic_jdas@...cinc.com,
        Dikshita Agarwal <quic_dikshita@...cinc.com>
Subject: [PATCH v2 2/2] venus: venc: Add support for intra-refresh mode

From: Dikshita Agarwal <quic_dikshita@...cinc.com>

Add support for intra-refresh type v4l2 control.

Signed-off-by: Dikshita Agarwal <quic_dikshita@...cinc.com>
---
 drivers/media/platform/qcom/venus/core.h       | 1 +
 drivers/media/platform/qcom/venus/venc.c       | 3 ++-
 drivers/media/platform/qcom/venus/venc_ctrls.c | 8 ++++++++
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h
index 7c3bac0..814ec3c 100644
--- a/drivers/media/platform/qcom/venus/core.h
+++ b/drivers/media/platform/qcom/venus/core.h
@@ -260,6 +260,7 @@ struct venc_controls {
 
 	u32 header_mode;
 	bool aud_enable;
+	u32 intra_refresh_mode;
 	u32 intra_refresh_period;
 
 	struct {
diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
index 84bafc3..e8b8135 100644
--- a/drivers/media/platform/qcom/venus/venc.c
+++ b/drivers/media/platform/qcom/venus/venc.c
@@ -893,8 +893,9 @@ static int venc_set_properties(struct venus_inst *inst)
 				mbs++;
 			mbs /= ctr->intra_refresh_period;
 
-			intra_refresh.mode = HFI_INTRA_REFRESH_RANDOM;
 			intra_refresh.cir_mbs = mbs;
+			if (ctr->intra_refresh_mode == V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_RANDOM)
+				intra_refresh.mode = HFI_INTRA_REFRESH_RANDOM;
 		}
 
 		ptype = HFI_PROPERTY_PARAM_VENC_INTRA_REFRESH;
diff --git a/drivers/media/platform/qcom/venus/venc_ctrls.c b/drivers/media/platform/qcom/venus/venc_ctrls.c
index 1ada42d..c54b46f 100644
--- a/drivers/media/platform/qcom/venus/venc_ctrls.c
+++ b/drivers/media/platform/qcom/venus/venc_ctrls.c
@@ -316,6 +316,9 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
 	case V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY:
 		ctr->mastering = *ctrl->p_new.p_hdr10_mastering;
 		break;
+	case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_TYPE:
+		ctr->intra_refresh_mode = ctrl->val;
+		break;
 	case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD:
 		ctr->intra_refresh_period = ctrl->val;
 		break;
@@ -582,6 +585,11 @@ int venc_ctrl_init(struct venus_inst *inst)
 				   V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY,
 				   v4l2_ctrl_ptr_create(NULL));
 
+	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
+			       V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_TYPE,
+			       V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_RANDOM,
+			       0, V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_RANDOM);
+
 	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 			  V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD, 0,
 			  ((4096 * 2304) >> 8), 1, 0);
-- 
2.7.4