linux-kernel - [PATCH v5 2/2] venus: venc: Add support for intra-refresh mode

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Message-Id: <1650344803-6884-3-git-send-email-quic_dikshita@quicinc.com>
Date:   Tue, 19 Apr 2022 10:36:43 +0530
From:   Dikshita Agarwal <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 v5 2/2] venus: venc: Add support for intra-refresh mode

Add support for intra-refresh type v4l2 control.

Signed-off-by: Dikshita Agarwal <quic_dikshita@...cinc.com>
Acked-by: Hans Verkuil <hverkuil-cisco@...all.nl>
---
 drivers/media/platform/qcom/venus/core.h       | 1 +
 drivers/media/platform/qcom/venus/venc.c       | 6 +++++-
 drivers/media/platform/qcom/venus/venc_ctrls.c | 8 ++++++++
 3 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h
index 7c3bac0..65c0f01 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_type;
 	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..bff8caf 100644
--- a/drivers/media/platform/qcom/venus/venc.c
+++ b/drivers/media/platform/qcom/venus/venc.c
@@ -893,8 +893,12 @@ 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_type ==
+			    V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_CYCLIC)
+				intra_refresh.mode = HFI_INTRA_REFRESH_CYCLIC;
+			else
+				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..4b79c88 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_PERIOD_TYPE:
+		ctr->intra_refresh_type = 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_PERIOD_TYPE,
+			       V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_CYCLIC,
+			       0, V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_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