Add v4l2 controls for HEVC encoder

Signed-off-by: Smitha T Murthy <smith...@samsung.com>
Reviewed-by: Andrzej Hajda <a.ha...@samsung.com>
---
 drivers/media/v4l2-core/v4l2-ctrls.c | 103 +++++++++++++++++++++++++++
 include/uapi/linux/v4l2-controls.h   | 133 +++++++++++++++++++++++++++++++++++
 2 files changed, 236 insertions(+)

diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c 
b/drivers/media/v4l2-core/v4l2-ctrls.c
index b9e08e3..5fa763b 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -479,6 +479,46 @@ const char * const *v4l2_ctrl_get_menu(u32 id)
                NULL,
        };
 
+       static const char * const hevc_profile[] = {
+               "Main",
+               "Main still picture",
+               NULL,
+       };
+       static const char * const hevc_level[] = {
+               "1",
+               "2",
+               "2.1",
+               "3",
+               "3.1",
+               "4",
+               "4.1",
+               "5",
+               "5.1",
+               "5.2",
+               "6",
+               "6.1",
+               "6.2",
+               NULL,
+       };
+       static const char * const hevc_hierarchial_coding_type[] = {
+               "B",
+               "P",
+               NULL,
+       };
+       static const char * const hevc_refresh_type[] = {
+               "None",
+               "CRA",
+               "IDR",
+               NULL,
+       };
+       static const char * const hevc_size_of_length_field[] = {
+               "0",
+               "1",
+               "2",
+               "4",
+               NULL,
+       };
+
 
        switch (id) {
        case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
@@ -574,6 +614,16 @@ const char * const *v4l2_ctrl_get_menu(u32 id)
                return dv_it_content_type;
        case V4L2_CID_DETECT_MD_MODE:
                return detect_md_mode;
+       case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
+               return hevc_profile;
+       case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
+               return hevc_level;
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_TYPE:
+               return hevc_hierarchial_coding_type;
+       case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:
+               return hevc_refresh_type;
+       case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:
+               return hevc_size_of_length_field;
 
        default:
                return NULL;
@@ -775,6 +825,54 @@ const char *v4l2_ctrl_get_name(u32 id)
        case V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP:                return "VPX 
P-Frame QP Value";
        case V4L2_CID_MPEG_VIDEO_VPX_PROFILE:                   return "VPX 
Profile";
 
+       /* HEVC controls */
+       case V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP:               return "HEVC I 
frame QP value";
+       case V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_QP:               return "HEVC P 
frame QP value";
+       case V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_QP:               return "HEVC B 
frame QP value";
+       case V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP:                   return "HEVC 
Minimum QP value";
+       case V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP:                   return "HEVC 
Maximum QP value";
+       case V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_DARK:         return "HEVC 
Dark reg adaptive rc";
+       case V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_SMOOTH:       return "HEVC 
Smooth reg adaptive rc";
+       case V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_STATIC:       return "HEVC 
Static reg adaptive rc";
+       case V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_ACTIVITY:     return "HEVC 
activity reg adaptive rc";
+       case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:                  return "HEVC 
Profile";
+       case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:                    return "HEVC 
Level";
+       case V4L2_CID_MPEG_VIDEO_HEVC_TIER_FLAG:                return "HEVC 
tier_flag";
+       case V4L2_CID_MPEG_VIDEO_HEVC_FRAME_RATE_RESOLUTION:    return "HEVC 
Frame rate resolution";
+       case V4L2_CID_MPEG_VIDEO_HEVC_MAX_PARTITION_DEPTH:      return "HEVC 
Maximum coding unit depth";
+       case V4L2_CID_MPEG_VIDEO_HEVC_REF_NUMBER_FOR_PFRAMES:   return "HEVC 
Number of reference frames";
+       case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:             return "HEVC 
Refresh type";
+       case V4L2_CID_MPEG_VIDEO_HEVC_CONST_INTRA_PRED:         return "HEVC 
Constant intra prediction";
+       case V4L2_CID_MPEG_VIDEO_HEVC_LOSSLESS_CU:              return "HEVC 
Lossless encoding";
+       case V4L2_CID_MPEG_VIDEO_HEVC_WAVEFRONT:                return "HEVC 
Wavefront";
+       case V4L2_CID_MPEG_VIDEO_HEVC_LF:                       return "HEVC 
Loop filter";
+       case V4L2_CID_MPEG_VIDEO_HEVC_LF_SLICE_BOUNDARY:        return "HEVC LF 
across slice boundary or not";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_QP:          return "HEVC QP 
values";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_TYPE: return "HEVC 
Hierarchical Coding Type";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER:return "HEVC 
Hierarchical Coding Layer";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_QP:return "HEVC 
Hierarchical Layer QP";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER0_BITRATE:return "HEVC 
Hierarchical Lay 0 bit rate";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER1_BITRATE:return "HEVC 
Hierarchical Lay 1 bit rate";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER2_BITRATE:return "HEVC 
Hierarchical Lay 2 bit rate";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER3_BITRATE:return "HEVC 
Hierarchical Lay 3 bit rate";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER4_BITRATE:return "HEVC 
Hierarchical Lay 4 bit rate";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER5_BITRATE:return "HEVC 
Hierarchical Lay 5 bit rate";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER6_BITRATE:return "HEVC 
Hierarchical Lay 6 bit rate";
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_CH:return "HEVC 
Hierarchical Coding Layer Change";
+       case V4L2_CID_MPEG_VIDEO_HEVC_SIGN_DATA_HIDING:         return "HEVC 
Sign data hiding";
+       case V4L2_CID_MPEG_VIDEO_HEVC_GENERAL_PB:               return "HEVC 
General pb";
+       case V4L2_CID_MPEG_VIDEO_HEVC_TEMPORAL_ID:              return "HEVC 
Temporal id";
+       case V4L2_CID_MPEG_VIDEO_HEVC_STRONG_SMOOTHING:         return "HEVC 
Strong intra smoothing";
+       case V4L2_CID_MPEG_VIDEO_HEVC_INTRA_PU_SPLIT:           return "HEVC 
intra pu split";
+       case V4L2_CID_MPEG_VIDEO_HEVC_TMV_PREDICTION:           return "HEVC 
tmv prediction";
+       case V4L2_CID_MPEG_VIDEO_HEVC_MAX_NUM_MERGE_MV_MINUS1:  return "HEVC 
Max number of candidate MVs";
+       case V4L2_CID_MPEG_VIDEO_HEVC_WITHOUT_STARTCODE:        return "HEVC 
ENC without startcode";
+       case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_PERIOD:           return "HEVC 
num of I frame b/w 2 IDR";
+       case V4L2_CID_MPEG_VIDEO_HEVC_LF_BETA_OFFSET_DIV2:      return "HEVC 
Loop filter beta offset";
+       case V4L2_CID_MPEG_VIDEO_HEVC_LF_TC_OFFSET_DIV2:        return "HEVC 
Loop filter tc offset";
+       case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:     return "HEVC 
Size of length field";
+       case V4L2_CID_MPEG_VIDEO_HEVC_PREPEND_SPSPPS_TO_IDR:    return "HEVC 
Prepend SPS/PPS to IDR";
+
        /* CAMERA controls */
        /* Keep the order of the 'case's the same as in v4l2-controls.h! */
        case V4L2_CID_CAMERA_CLASS:             return "Camera Controls";
@@ -1063,6 +1161,11 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum 
v4l2_ctrl_type *type,
        case V4L2_CID_TUNE_DEEMPHASIS:
        case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL:
        case V4L2_CID_DETECT_MD_MODE:
+       case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
+       case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
+       case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_TYPE:
+       case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:
+       case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:
                *type = V4L2_CTRL_TYPE_MENU;
                break;
        case V4L2_CID_LINK_FREQ:
diff --git a/include/uapi/linux/v4l2-controls.h 
b/include/uapi/linux/v4l2-controls.h
index 0d2e1e0..1f6502a 100644
--- a/include/uapi/linux/v4l2-controls.h
+++ b/include/uapi/linux/v4l2-controls.h
@@ -579,6 +579,139 @@ enum v4l2_vp8_golden_frame_sel {
 #define V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP             (V4L2_CID_MPEG_BASE+510)
 #define V4L2_CID_MPEG_VIDEO_VPX_PROFILE                        
(V4L2_CID_MPEG_BASE+511)
 
+/* CIDs for HEVC encoding. Number gaps are for compatibility */
+
+#define V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP                         \
+                                       (V4L2_CID_MPEG_BASE + 512)
+#define V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP                         \
+                                       (V4L2_CID_MPEG_BASE + 513)
+#define V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP                     \
+                                       (V4L2_CID_MPEG_BASE + 514)
+#define V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_QP                     \
+                                       (V4L2_CID_MPEG_BASE + 515)
+#define V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_QP                     \
+                                       (V4L2_CID_MPEG_BASE + 516)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_QP \
+                                       (V4L2_CID_MPEG_BASE + 517)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_TYPE       \
+                                       (V4L2_CID_MPEG_BASE + 518)
+enum v4l2_mpeg_video_hevc_hier_coding_type {
+       V4L2_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_B      = 0,
+       V4L2_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_P      = 1,
+};
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER      \
+                                       (V4L2_CID_MPEG_BASE + 519)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_QP   \
+                                       (V4L2_CID_MPEG_BASE + 520)
+#define V4L2_CID_MPEG_VIDEO_HEVC_PROFILE                        \
+                                       (V4L2_CID_MPEG_BASE + 521)
+enum v4l2_mpeg_video_hevc_profile {
+       V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN = 0,
+       V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE = 1,
+};
+#define V4L2_CID_MPEG_VIDEO_HEVC_LEVEL                          \
+                                       (V4L2_CID_MPEG_BASE + 522)
+enum v4l2_mpeg_video_hevc_level {
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_1    = 0,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_2    = 1,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1  = 2,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_3    = 3,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1  = 4,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_4    = 5,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1  = 6,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_5    = 7,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1  = 8,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2  = 9,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_6    = 10,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_6_1  = 11,
+       V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2  = 12,
+};
+#define V4L2_CID_MPEG_VIDEO_HEVC_FRAME_RATE_RESOLUTION    \
+                                       (V4L2_CID_MPEG_BASE + 523)
+#define V4L2_CID_MPEG_VIDEO_HEVC_TIER_FLAG                \
+                                       (V4L2_CID_MPEG_BASE + 524)
+#define V4L2_CID_MPEG_VIDEO_HEVC_MAX_PARTITION_DEPTH      \
+                                       (V4L2_CID_MPEG_BASE + 525)
+#define V4L2_CID_MPEG_VIDEO_HEVC_REF_NUMBER_FOR_PFRAMES   \
+                                       (V4L2_CID_MPEG_BASE + 526)
+#define V4L2_CID_MPEG_VIDEO_HEVC_LF                      \
+                                       (V4L2_CID_MPEG_BASE + 527)
+#define V4L2_CID_MPEG_VIDEO_HEVC_LF_SLICE_BOUNDARY        \
+                                       (V4L2_CID_MPEG_BASE + 528)
+#define V4L2_CID_MPEG_VIDEO_HEVC_LF_BETA_OFFSET_DIV2      \
+                                       (V4L2_CID_MPEG_BASE + 529)
+#define V4L2_CID_MPEG_VIDEO_HEVC_LF_TC_OFFSET_DIV2        \
+                                       (V4L2_CID_MPEG_BASE + 530)
+#define V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE             \
+                                       (V4L2_CID_MPEG_BASE + 531)
+enum v4l2_cid_mpeg_video_hevc_refresh_type {
+       V4L2_MPEG_VIDEO_HEVC_REFRESH_NONE               = 0,
+       V4L2_MPEG_VIDEO_HEVC_REFRESH_CRA                = 1,
+       V4L2_MPEG_VIDEO_HEVC_REFRESH_IDR                = 2,
+};
+#define V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_PERIOD           \
+                                       (V4L2_CID_MPEG_BASE + 532)
+#define V4L2_CID_MPEG_VIDEO_HEVC_LOSSLESS_CU             \
+                                       (V4L2_CID_MPEG_BASE + 533)
+#define V4L2_CID_MPEG_VIDEO_HEVC_CONST_INTRA_PRED        \
+                                       (V4L2_CID_MPEG_BASE + 534)
+#define V4L2_CID_MPEG_VIDEO_HEVC_WAVEFRONT               \
+                                       (V4L2_CID_MPEG_BASE + 535)
+#define V4L2_CID_MPEG_VIDEO_HEVC_SIGN_DATA_HIDING         \
+                                       (V4L2_CID_MPEG_BASE + 536)
+#define V4L2_CID_MPEG_VIDEO_HEVC_GENERAL_PB              \
+                                       (V4L2_CID_MPEG_BASE + 537)
+#define V4L2_CID_MPEG_VIDEO_HEVC_TEMPORAL_ID             \
+                                       (V4L2_CID_MPEG_BASE + 538)
+#define V4L2_CID_MPEG_VIDEO_HEVC_STRONG_SMOOTHING        \
+                                       (V4L2_CID_MPEG_BASE + 539)
+#define V4L2_CID_MPEG_VIDEO_HEVC_MAX_NUM_MERGE_MV_MINUS1  \
+                                       (V4L2_CID_MPEG_BASE + 540)
+#define V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_DARK         \
+                                       (V4L2_CID_MPEG_BASE + 541)
+#define V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_SMOOTH       \
+                                       (V4L2_CID_MPEG_BASE + 542)
+#define V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_STATIC       \
+                                       (V4L2_CID_MPEG_BASE + 543)
+#define V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_ACTIVITY     \
+                                       (V4L2_CID_MPEG_BASE + 544)
+#define V4L2_CID_MPEG_VIDEO_HEVC_INTRA_PU_SPLIT                  \
+                                       (V4L2_CID_MPEG_BASE + 545)
+#define V4L2_CID_MPEG_VIDEO_HEVC_TMV_PREDICTION                  \
+                                       (V4L2_CID_MPEG_BASE + 546)
+#define V4L2_CID_MPEG_VIDEO_HEVC_WITHOUT_STARTCODE       \
+                                       (V4L2_CID_MPEG_BASE + 547)
+#define V4L2_CID_MPEG_VIDEO_HEVC_QP_INDEX_CR              \
+                                       (V4L2_CID_MPEG_BASE + 548)
+#define V4L2_CID_MPEG_VIDEO_HEVC_QP_INDEX_CB              \
+                                       (V4L2_CID_MPEG_BASE + 549)
+#define V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD     \
+                                       (V4L2_CID_MPEG_BASE + 550)
+enum v4l2_cid_mpeg_video_hevc_size_of_length_field {
+       V4L2_MPEG_VIDEO_HEVC_SIZE_0             = 0,
+       V4L2_MPEG_VIDEO_HEVC_SIZE_1             = 1,
+       V4L2_MPEG_VIDEO_HEVC_SIZE_2             = 2,
+       V4L2_MPEG_VIDEO_HEVC_SIZE_4             = 3,
+};
+#define V4L2_CID_MPEG_VIDEO_HEVC_PREPEND_SPSPPS_TO_IDR          \
+                                       (V4L2_CID_MPEG_BASE + 551)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_CH   \
+                                       (V4L2_CID_MPEG_BASE + 552)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER0_BITRATE \
+                                       (V4L2_CID_MPEG_BASE + 553)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER1_BITRATE \
+                                       (V4L2_CID_MPEG_BASE + 554)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER2_BITRATE \
+                                       (V4L2_CID_MPEG_BASE + 555)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER3_BITRATE \
+                                       (V4L2_CID_MPEG_BASE + 556)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER4_BITRATE \
+                                       (V4L2_CID_MPEG_BASE + 557)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER5_BITRATE \
+                                       (V4L2_CID_MPEG_BASE + 558)
+#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER6_BITRATE \
+                                       (V4L2_CID_MPEG_BASE + 559)
+
 /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
 #define V4L2_CID_MPEG_CX2341X_BASE                             
(V4L2_CTRL_CLASS_MPEG | 0x1000)
 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE        
(V4L2_CID_MPEG_CX2341X_BASE+0)
-- 
2.7.4

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