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1/*2 * Copyright 2012-15 Advanced Micro Devices, Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * 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 OR20 * OTHER DEALINGS IN THE SOFTWARE.21 *22 * Authors: AMD23 *24 */25 26#include "dm_services.h"27#include "virtual_stream_encoder.h"28 29static void virtual_stream_encoder_dp_set_stream_attribute(30 struct stream_encoder *enc,31 struct dc_crtc_timing *crtc_timing,32 enum dc_color_space output_color_space,33 bool use_vsc_sdp_for_colorimetry,34 uint32_t enable_sdp_splitting) {}35 36static void virtual_stream_encoder_hdmi_set_stream_attribute(37 struct stream_encoder *enc,38 struct dc_crtc_timing *crtc_timing,39 int actual_pix_clk_khz,40 bool enable_audio) {}41 42static void virtual_stream_encoder_dvi_set_stream_attribute(43 struct stream_encoder *enc,44 struct dc_crtc_timing *crtc_timing,45 bool is_dual_link) {}46 47static void virtual_stream_encoder_set_throttled_vcp_size(48 struct stream_encoder *enc,49 struct fixed31_32 avg_time_slots_per_mtp)50{}51 52static void virtual_stream_encoder_update_hdmi_info_packets(53 struct stream_encoder *enc,54 const struct encoder_info_frame *info_frame) {}55 56static void virtual_stream_encoder_stop_hdmi_info_packets(57 struct stream_encoder *enc) {}58 59static void virtual_stream_encoder_set_avmute(60 struct stream_encoder *enc,61 bool enable) {}62static void virtual_stream_encoder_update_dp_info_packets(63 struct stream_encoder *enc,64 const struct encoder_info_frame *info_frame) {}65 66static void virtual_stream_encoder_stop_dp_info_packets(67 struct stream_encoder *enc) {}68 69static void virtual_stream_encoder_dp_blank(70 struct dc_link *link,71 struct stream_encoder *enc) {}72 73static void virtual_stream_encoder_dp_unblank(74 struct dc_link *link,75 struct stream_encoder *enc,76 const struct encoder_unblank_param *param) {}77 78static void virtual_audio_mute_control(79 struct stream_encoder *enc,80 bool mute) {}81 82static void virtual_stream_encoder_reset_hdmi_stream_attribute(83 struct stream_encoder *enc)84{}85 86static void virtual_enc_dp_set_odm_combine(87 struct stream_encoder *enc,88 bool odm_combine)89{}90 91static void virtual_dig_connect_to_otg(92 struct stream_encoder *enc,93 int tg_inst)94{}95 96static void virtual_setup_stereo_sync(97 struct stream_encoder *enc,98 int tg_inst,99 bool enable)100{}101 102static void virtual_stream_encoder_set_dsc_pps_info_packet(103 struct stream_encoder *enc,104 bool enable,105 uint8_t *dsc_packed_pps,106 bool immediate_update)107{}108 109static const struct stream_encoder_funcs virtual_str_enc_funcs = {110 .dp_set_odm_combine =111 virtual_enc_dp_set_odm_combine,112 .dp_set_stream_attribute =113 virtual_stream_encoder_dp_set_stream_attribute,114 .hdmi_set_stream_attribute =115 virtual_stream_encoder_hdmi_set_stream_attribute,116 .dvi_set_stream_attribute =117 virtual_stream_encoder_dvi_set_stream_attribute,118 .set_throttled_vcp_size =119 virtual_stream_encoder_set_throttled_vcp_size,120 .update_hdmi_info_packets =121 virtual_stream_encoder_update_hdmi_info_packets,122 .stop_hdmi_info_packets =123 virtual_stream_encoder_stop_hdmi_info_packets,124 .update_dp_info_packets =125 virtual_stream_encoder_update_dp_info_packets,126 .stop_dp_info_packets =127 virtual_stream_encoder_stop_dp_info_packets,128 .dp_blank =129 virtual_stream_encoder_dp_blank,130 .dp_unblank =131 virtual_stream_encoder_dp_unblank,132 133 .audio_mute_control = virtual_audio_mute_control,134 .set_avmute = virtual_stream_encoder_set_avmute,135 .hdmi_reset_stream_attribute = virtual_stream_encoder_reset_hdmi_stream_attribute,136 .dig_connect_to_otg = virtual_dig_connect_to_otg,137 .setup_stereo_sync = virtual_setup_stereo_sync,138 .dp_set_dsc_pps_info_packet = virtual_stream_encoder_set_dsc_pps_info_packet,139};140 141bool virtual_stream_encoder_construct(142 struct stream_encoder *enc,143 struct dc_context *ctx,144 struct dc_bios *bp)145{146 if (!enc)147 return false;148 if (!bp)149 return false;150 151 enc->funcs = &virtual_str_enc_funcs;152 enc->ctx = ctx;153 enc->id = ENGINE_ID_VIRTUAL;154 enc->bp = bp;155 156 return true;157}158 159struct stream_encoder *virtual_stream_encoder_create(160 struct dc_context *ctx, struct dc_bios *bp)161{162 struct stream_encoder *enc = kzalloc(sizeof(*enc), GFP_KERNEL);163 164 if (!enc)165 return NULL;166 167 if (virtual_stream_encoder_construct(enc, ctx, bp))168 return enc;169 170 BREAK_TO_DEBUGGER();171 kfree(enc);172 return NULL;173}174 175