linux-kernel - [RFC PATCH 1/1] media: v4l2-ctrls: add control for ltr

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Date:   Thu, 11 Jun 2020 15:55:21 +0530
From:   Dikshita Agarwal <dikshita@...eaurora.org>
To:     mchehab@...nel.org, hverkuil-cisco@...all.nl,
        ezequiel@...labora.com, boris.brezillon@...labora.com,
        ribalda@...nel.org, paul.kocialkowski@...tlin.com,
        posciak@...omium.org, linux-media@...r.kernel.org,
        stanimir.varbanov@...aro.org, linux-kernel@...r.kernel.org
Cc:     linux-arm-msm@...r.kernel.org, vgarodia@...eaurora.org,
        majja@...eaurora.org, Dikshita Agarwal <dikshita@...eaurora.org>
Subject: [RFC PATCH 1/1] media: v4l2-ctrls: add control for ltr

Add v4l2 controls for ltr

Signed-off-by: Dikshita Agarwal <dikshita@...eaurora.org>
---
 drivers/media/v4l2-core/v4l2-ctrls.c | 6 ++++++
 include/uapi/linux/v4l2-controls.h   | 4 ++++
 2 files changed, 10 insertions(+)

diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index 93d33d1..205863e 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -977,6 +977,9 @@ const char *v4l2_ctrl_get_name(u32 id)
 	case V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS:		return "HEVC Slice Parameters";
 	case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_MODE:		return "HEVC Decode Mode";
 	case V4L2_CID_MPEG_VIDEO_HEVC_START_CODE:		return "HEVC Start Code";
+	case V4L2_CID_MPEG_VIDEO_LTRCOUNT: 			return "LTR Count";
+	case V4L2_CID_MPEG_VIDEO_MARKLTRFRAME: 			return "Mark LTR";
+	case V4L2_CID_MPEG_VIDEO_USELTRFRAME:			return "Use LTR";
 
 	/* CAMERA controls */
 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
@@ -1208,6 +1211,9 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
 		break;
 	case V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE:
 	case V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE:
+	case V4L2_CID_MPEG_VIDEO_LTRCOUNT:
+	case V4L2_CID_MPEG_VIDEO_MARKLTRFRAME:
+	case V4L2_CID_MPEG_VIDEO_USELTRFRAME:
 		*type = V4L2_CTRL_TYPE_INTEGER;
 		break;
 	case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
index 1a58d7c..88d24e1 100644
--- a/include/uapi/linux/v4l2-controls.h
+++ b/include/uapi/linux/v4l2-controls.h
@@ -737,6 +737,10 @@ enum v4l2_cid_mpeg_video_hevc_size_of_length_field {
 #define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L6_BR	(V4L2_CID_MPEG_BASE + 642)
 #define V4L2_CID_MPEG_VIDEO_REF_NUMBER_FOR_PFRAMES	(V4L2_CID_MPEG_BASE + 643)
 #define V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR	(V4L2_CID_MPEG_BASE + 644)
+#define V4L2_CID_MPEG_VIDEO_LTRCOUNT			(V4L2_CID_MPEG_BASE + 645)
+#define V4L2_CID_MPEG_VIDEO_MARKLTRFRAME		(V4L2_CID_MPEG_BASE + 646)
+#define V4L2_CID_MPEG_VIDEO_USELTRFRAME		(V4L2_CID_MPEG_BASE + 647)
+
 
 /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
 #define V4L2_CID_MPEG_CX2341X_BASE				(V4L2_CTRL_CLASS_MPEG | 0x1000)
-- 
1.9.1