linux/drivers/media/platform/qcom/venus/vdec_ctrls.c
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   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
   4 * Copyright (C) 2017 Linaro Ltd.
   5 */
   6#include <linux/types.h>
   7#include <media/v4l2-ctrls.h>
   8
   9#include "core.h"
  10#include "helpers.h"
  11#include "vdec.h"
  12
  13static int vdec_op_s_ctrl(struct v4l2_ctrl *ctrl)
  14{
  15        struct venus_inst *inst = ctrl_to_inst(ctrl);
  16        struct vdec_controls *ctr = &inst->controls.dec;
  17
  18        switch (ctrl->id) {
  19        case V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER:
  20                ctr->post_loop_deb_mode = ctrl->val;
  21                break;
  22        case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
  23        case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
  24        case V4L2_CID_MPEG_VIDEO_VP8_PROFILE:
  25        case V4L2_CID_MPEG_VIDEO_VP9_PROFILE:
  26                ctr->profile = ctrl->val;
  27                break;
  28        case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
  29        case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
  30        case V4L2_CID_MPEG_VIDEO_VP9_LEVEL:
  31                ctr->level = ctrl->val;
  32                break;
  33        case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY:
  34                ctr->display_delay = ctrl->val;
  35                break;
  36        case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE:
  37                ctr->display_delay_enable = ctrl->val;
  38                break;
  39        case V4L2_CID_MPEG_VIDEO_DEC_CONCEAL_COLOR:
  40                ctr->conceal_color = *ctrl->p_new.p_s64;
  41                break;
  42        default:
  43                return -EINVAL;
  44        }
  45
  46        return 0;
  47}
  48
  49static int vdec_op_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
  50{
  51        struct venus_inst *inst = ctrl_to_inst(ctrl);
  52        struct vdec_controls *ctr = &inst->controls.dec;
  53        struct hfi_buffer_requirements bufreq;
  54        enum hfi_version ver = inst->core->res->hfi_version;
  55        u32 profile, level;
  56        int ret;
  57
  58        switch (ctrl->id) {
  59        case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
  60        case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
  61        case V4L2_CID_MPEG_VIDEO_VP8_PROFILE:
  62        case V4L2_CID_MPEG_VIDEO_VP9_PROFILE:
  63                ret = venus_helper_get_profile_level(inst, &profile, &level);
  64                if (!ret)
  65                        ctr->profile = profile;
  66                ctrl->val = ctr->profile;
  67                break;
  68        case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
  69        case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
  70        case V4L2_CID_MPEG_VIDEO_VP9_LEVEL:
  71                ret = venus_helper_get_profile_level(inst, &profile, &level);
  72                if (!ret)
  73                        ctr->level = level;
  74                ctrl->val = ctr->level;
  75                break;
  76        case V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER:
  77                ctrl->val = ctr->post_loop_deb_mode;
  78                break;
  79        case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE:
  80                ret = venus_helper_get_bufreq(inst, HFI_BUFFER_OUTPUT, &bufreq);
  81                if (!ret)
  82                        ctrl->val = HFI_BUFREQ_COUNT_MIN(&bufreq, ver);
  83                break;
  84        default:
  85                return -EINVAL;
  86        }
  87
  88        return 0;
  89}
  90
  91static const struct v4l2_ctrl_ops vdec_ctrl_ops = {
  92        .s_ctrl = vdec_op_s_ctrl,
  93        .g_volatile_ctrl = vdec_op_g_volatile_ctrl,
  94};
  95
  96int vdec_ctrl_init(struct venus_inst *inst)
  97{
  98        struct v4l2_ctrl *ctrl;
  99        int ret;
 100
 101        ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 12);
 102        if (ret)
 103                return ret;
 104
 105        ctrl = v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &vdec_ctrl_ops,
 106                V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE,
 107                V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_CODING_EFFICIENCY,
 108                ~((1 << V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE) |
 109                  (1 << V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE)),
 110                V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE);
 111        if (ctrl)
 112                ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE;
 113
 114        ctrl = v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &vdec_ctrl_ops,
 115                                      V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL,
 116                                      V4L2_MPEG_VIDEO_MPEG4_LEVEL_5,
 117                                      0, V4L2_MPEG_VIDEO_MPEG4_LEVEL_0);
 118        if (ctrl)
 119                ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE;
 120
 121        ctrl = v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &vdec_ctrl_ops,
 122                V4L2_CID_MPEG_VIDEO_H264_PROFILE,
 123                V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH,
 124                ~((1 << V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
 125                  (1 << V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE) |
 126                  (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MAIN) |
 127                  (1 << V4L2_MPEG_VIDEO_H264_PROFILE_HIGH) |
 128                  (1 << V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH) |
 129                  (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH)),
 130                V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE);
 131        if (ctrl)
 132                ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE;
 133
 134        ctrl = v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &vdec_ctrl_ops,
 135                                      V4L2_CID_MPEG_VIDEO_H264_LEVEL,
 136                                      V4L2_MPEG_VIDEO_H264_LEVEL_5_1,
 137                                      0, V4L2_MPEG_VIDEO_H264_LEVEL_1_0);
 138        if (ctrl)
 139                ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE;
 140
 141        ctrl = v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &vdec_ctrl_ops,
 142                                      V4L2_CID_MPEG_VIDEO_VP8_PROFILE,
 143                                      V4L2_MPEG_VIDEO_VP8_PROFILE_3,
 144                                      0, V4L2_MPEG_VIDEO_VP8_PROFILE_0);
 145        if (ctrl)
 146                ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE;
 147
 148        ctrl = v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &vdec_ctrl_ops,
 149                                      V4L2_CID_MPEG_VIDEO_VP9_PROFILE,
 150                                      V4L2_MPEG_VIDEO_VP9_PROFILE_3,
 151                                      0, V4L2_MPEG_VIDEO_VP9_PROFILE_0);
 152        if (ctrl)
 153                ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE;
 154
 155        ctrl = v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &vdec_ctrl_ops,
 156                                      V4L2_CID_MPEG_VIDEO_VP9_LEVEL,
 157                                      V4L2_MPEG_VIDEO_VP9_LEVEL_6_2,
 158                                      0, V4L2_MPEG_VIDEO_VP9_LEVEL_1_0);
 159        if (ctrl)
 160                ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE;
 161
 162        v4l2_ctrl_new_std(&inst->ctrl_handler, &vdec_ctrl_ops,
 163                V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER, 0, 1, 1, 0);
 164
 165        ctrl = v4l2_ctrl_new_std(&inst->ctrl_handler, &vdec_ctrl_ops,
 166                V4L2_CID_MIN_BUFFERS_FOR_CAPTURE, 1, 32, 1, 1);
 167        if (ctrl)
 168                ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE;
 169
 170        v4l2_ctrl_new_std(&inst->ctrl_handler, &vdec_ctrl_ops,
 171                          V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY,
 172                          0, 16383, 1, 0);
 173
 174        v4l2_ctrl_new_std(&inst->ctrl_handler, &vdec_ctrl_ops,
 175                          V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE,
 176                          0, 1, 1, 0);
 177
 178        v4l2_ctrl_new_std(&inst->ctrl_handler, &vdec_ctrl_ops,
 179                          V4L2_CID_MPEG_VIDEO_DEC_CONCEAL_COLOR, 0,
 180                          0xffffffffffffLL, 1, 0x8000800010LL);
 181
 182        ret = inst->ctrl_handler.error;
 183        if (ret) {
 184                v4l2_ctrl_handler_free(&inst->ctrl_handler);
 185                return ret;
 186        }
 187
 188        return 0;
 189}
 190
 191void vdec_ctrl_deinit(struct venus_inst *inst)
 192{
 193        v4l2_ctrl_handler_free(&inst->ctrl_handler);
 194}
 195