drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h

   1 /*
   2  * Copyright 2018 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  * Authors: AMD
  23  *
  24  */
  25
  26 #ifndef MOD_INFO_PACKET_H_
  27 #define MOD_INFO_PACKET_H_
  28
  29 #include "dm_services.h"
  30 #include "mod_shared.h"
  31 //Forward Declarations
  32 struct dc_stream_state;
  33 struct dc_info_packet;
  34 struct mod_vrr_params;
  35
  36 void mod_build_vsc_infopacket(const struct dc_stream_state *stream,
  37                 struct dc_info_packet *info_packet,
  38                 enum dc_color_space cs,
  39                 enum color_transfer_func tf);
  40
  41 void mod_build_hf_vsif_infopacket(const struct dc_stream_state *stream,
  42                 struct dc_info_packet *info_packet);
  43
  44 enum adaptive_sync_type {
  45         ADAPTIVE_SYNC_TYPE_NONE                  = 0,
  46         ADAPTIVE_SYNC_TYPE_DP                    = 1,
  47         FREESYNC_TYPE_PCON_IN_WHITELIST          = 2,
  48         FREESYNC_TYPE_PCON_NOT_IN_WHITELIST      = 3,
  49         ADAPTIVE_SYNC_TYPE_EDP                   = 4,
  50 };
  51
  52 enum adaptive_sync_sdp_version {
  53         AS_SDP_VER_0 = 0x0,
  54         AS_SDP_VER_1 = 0x1,
  55         AS_SDP_VER_2 = 0x2,
  56 };
  57
  58 #define AS_DP_SDP_LENGTH (9)
  59
  60 struct frame_duration_op {
  61         bool          support;
  62         unsigned char frame_duration_hex;
  63 };
  64
  65 struct AS_Df_params {
  66         bool   supportMode;
  67         struct frame_duration_op increase;
  68         struct frame_duration_op decrease;
  69 };
  70
  71 void mod_build_adaptive_sync_infopacket(const struct dc_stream_state *stream,
  72                 enum adaptive_sync_type asType, const struct AS_Df_params *param,
  73                 struct dc_info_packet *info_packet);
  74
  75 void mod_build_adaptive_sync_infopacket_v2(const struct dc_stream_state *stream,
  76                 const struct AS_Df_params *param, struct dc_info_packet *info_packet);
  77
  78 void mod_build_adaptive_sync_infopacket_v1(struct dc_info_packet *info_packet);
  79
  80 #endif