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/* * Copyright 2022 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: AMD * */ #include "link_hwss_dpia.h" #include "core_types.h" #include "link_hwss_dio.h" #include "link_enc_cfg.h" #define DC_LOGGER \ link->ctx->logger #define DC_LOGGER_INIT(logger) static void update_dpia_stream_allocation_table(struct dc_link *link, const struct link_resource *link_res, const struct link_mst_stream_allocation_table *table) { struct link_encoder *link_enc = link_enc_cfg_get_link_enc(link); static enum dc_status status; uint8_t mst_alloc_slots = 0, prev_mst_slots_in_use = 0xFF; int i; DC_LOGGER_INIT(link->ctx->logger); for (i = 0; i < table->stream_count; i++) mst_alloc_slots += table->stream_allocations[i].slot_count; status = dc_process_dmub_set_mst_slots(link->dc, link->link_index, mst_alloc_slots, &prev_mst_slots_in_use); ASSERT(status == DC_OK); DC_LOG_MST("dpia : status[%d]: alloc_slots[%d]: used_slots[%d]\n", status, mst_alloc_slots, prev_mst_slots_in_use); ASSERT(link_enc); link_enc->funcs->update_mst_stream_allocation_table(link_enc, table); } static const struct link_hwss dpia_link_hwss = { .setup_stream_encoder = setup_dio_stream_encoder, .reset_stream_encoder = reset_dio_stream_encoder, .setup_stream_attribute = setup_dio_stream_attribute, .disable_link_output = disable_dio_link_output, .setup_audio_output = setup_dio_audio_output, .enable_audio_packet = enable_dio_audio_packet, .disable_audio_packet = disable_dio_audio_packet, .ext = { .set_throttled_vcp_size = set_dio_throttled_vcp_size, .enable_dp_link_output = enable_dio_dp_link_output, .set_dp_link_test_pattern = set_dio_dp_link_test_pattern, .set_dp_lane_settings = set_dio_dp_lane_settings, .update_stream_allocation_table = update_dpia_stream_allocation_table, }, }; bool can_use_dpia_link_hwss(const struct dc_link *link, const struct link_resource *link_res) { return link->is_dig_mapping_flexible && link->dc->res_pool->funcs->link_encs_assign; } const struct link_hwss *get_dpia_link_hwss(void) { return &dpia_link_hwss; } |