1 /* 2 * Copyright 2015 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 __DC_LINK_HWSS_H__ 27 #define __DC_LINK_HWSS_H__ 28 29 /* include basic type headers only */ 30 #include "dc_dp_types.h" 31 #include "signal_types.h" 32 #include "grph_object_id.h" 33 #include "fixed31_32.h" 34 35 /* forward declare dc core types */ 36 struct dc_link; 37 struct link_resource; 38 struct pipe_ctx; 39 struct encoder_set_dp_phy_pattern_param; 40 struct link_mst_stream_allocation_table; 41 struct audio_output; 42 43 struct link_hwss_ext { 44 /* function pointers below may require to check for NULL if caller 45 * considers missing implementation as expected in some cases or none 46 * critical to be investigated immediately 47 * ********************************************************************* 48 */ 49 void (*set_hblank_min_symbol_width)(struct pipe_ctx *pipe_ctx, 50 const struct dc_link_settings *link_settings, 51 struct fixed31_32 throttled_vcp_size); 52 void (*set_throttled_vcp_size)(struct pipe_ctx *pipe_ctx, 53 struct fixed31_32 throttled_vcp_size); 54 void (*enable_dp_link_output)(struct dc_link *link, 55 const struct link_resource *link_res, 56 enum amd_signal_type signal, 57 enum clock_source_id clock_source, 58 const struct dc_link_settings *link_settings); 59 void (*set_dp_link_test_pattern)(struct dc_link *link, 60 const struct link_resource *link_res, 61 struct encoder_set_dp_phy_pattern_param *tp_params); 62 void (*set_dp_lane_settings)(struct dc_link *link, 63 const struct link_resource *link_res, 64 const struct dc_link_settings *link_settings, 65 const struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]); 66 void (*update_stream_allocation_table)(struct dc_link *link, 67 const struct link_resource *link_res, 68 const struct link_mst_stream_allocation_table *table); 69 }; 70 71 struct link_hwss { 72 struct link_hwss_ext ext; 73 74 /* function pointers below MUST be assigned to all types of link_hwss 75 * ********************************************************************* 76 */ 77 void (*setup_stream_encoder)(struct pipe_ctx *pipe_ctx); 78 void (*reset_stream_encoder)(struct pipe_ctx *pipe_ctx); 79 void (*setup_stream_attribute)(struct pipe_ctx *pipe_ctx); 80 void (*disable_link_output)(struct dc_link *link, 81 const struct link_resource *link_res, 82 enum amd_signal_type signal); 83 void (*setup_audio_output)(struct pipe_ctx *pipe_ctx, 84 struct audio_output *audio_output, uint32_t audio_inst); 85 void (*enable_audio_packet)(struct pipe_ctx *pipe_ctx); 86 void (*disable_audio_packet)(struct pipe_ctx *pipe_ctx); 87 }; 88 #endif /* __DC_LINK_HWSS_H__ */ 89 90