7c7f5b15be
Allow Linux to use DRM provided EDID read functioality by moving DAL edid implementation to module hence removing this code from DC by this cleaning up DC code for upstream. v2: Removing ddc_service. No more need for it. Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com> Acked-by: Harry Wentland <Harry.Wentland@amd.com> Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
111 lines
2.9 KiB
C
111 lines
2.9 KiB
C
/*
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* Copyright 2012-15 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: AMD
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*
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*/
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/**
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* This file defines helper functions provided by the Display Manager to
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* Display Core.
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*/
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#ifndef __DM_HELPERS__
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#define __DM_HELPERS__
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#include "dc_types.h"
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#include "dc.h"
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struct dp_mst_stream_allocation_table;
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enum dc_edid_status dm_helpers_parse_edid_caps(
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struct dc_context *ctx,
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const struct dc_edid *edid,
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struct dc_edid_caps *edid_caps);
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/*
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* Writes payload allocation table in immediate downstream device.
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*/
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bool dm_helpers_dp_mst_write_payload_allocation_table(
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struct dc_context *ctx,
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const struct dc_stream *stream,
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struct dp_mst_stream_allocation_table *proposed_table,
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bool enable);
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/*
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* Polls for ACT (allocation change trigger) handled and
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*/
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bool dm_helpers_dp_mst_poll_for_allocation_change_trigger(
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struct dc_context *ctx,
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const struct dc_stream *stream);
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/*
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* Sends ALLOCATE_PAYLOAD message.
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*/
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bool dm_helpers_dp_mst_send_payload_allocation(
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struct dc_context *ctx,
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const struct dc_stream *stream,
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bool enable);
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bool dm_helpers_dp_mst_start_top_mgr(
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struct dc_context *ctx,
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const struct dc_link *link,
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bool boot);
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void dm_helpers_dp_mst_stop_top_mgr(
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struct dc_context *ctx,
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const struct dc_link *link);
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/**
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* OS specific aux read callback.
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*/
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bool dm_helpers_dp_read_dpcd(
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struct dc_context *ctx,
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const struct dc_link *link,
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uint32_t address,
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uint8_t *data,
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uint32_t size);
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/**
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* OS specific aux write callback.
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*/
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bool dm_helpers_dp_write_dpcd(
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struct dc_context *ctx,
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const struct dc_link *link,
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uint32_t address,
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const uint8_t *data,
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uint32_t size);
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bool dm_helpers_submit_i2c(
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struct dc_context *ctx,
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const struct dc_link *link,
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struct i2c_command *cmd);
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enum dc_edid_status dm_helpers_read_local_edid(
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struct dc_context *ctx,
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struct dc_link *link,
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struct dc_sink *sink);
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#endif /* __DM_HELPERS__ */
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