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      1 /*	$NetBSD: audio_types.h,v 1.2 2021/12/18 23:45:07 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright 2012-15 Advanced Micro Devices, Inc.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining a
      7  * copy of this software and associated documentation files (the "Software"),
      8  * to deal in the Software without restriction, including without limitation
      9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     10  * and/or sell copies of the Software, and to permit persons to whom the
     11  * Software is furnished to do so, subject to the following conditions:
     12  *
     13  * The above copyright notice and this permission notice shall be included in
     14  * all copies or substantial portions of the Software.
     15  *
     16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     22  * OTHER DEALINGS IN THE SOFTWARE.
     23  *
     24  * Authors: AMD
     25  *
     26  */
     27 
     28 #ifndef __AUDIO_TYPES_H__
     29 #define __AUDIO_TYPES_H__
     30 
     31 #include "signal_types.h"
     32 
     33 #define AUDIO_INFO_DISPLAY_NAME_SIZE_IN_CHARS 20
     34 #define MAX_HW_AUDIO_INFO_DISPLAY_NAME_SIZE_IN_CHARS 18
     35 #define MULTI_CHANNEL_SPLIT_NO_ASSO_INFO 0xFFFFFFFF
     36 
     37 
     38 struct audio_crtc_info {
     39 	uint32_t h_total;
     40 	uint32_t h_active;
     41 	uint32_t v_active;
     42 	uint32_t pixel_repetition;
     43 	uint32_t requested_pixel_clock_100Hz; /* in 100Hz */
     44 	uint32_t calculated_pixel_clock_100Hz; /* in 100Hz */
     45 	uint32_t refresh_rate;
     46 	enum dc_color_depth color_depth;
     47 	bool interlaced;
     48 };
     49 struct azalia_clock_info {
     50 	uint32_t pixel_clock_in_10khz;
     51 	uint32_t audio_dto_phase;
     52 	uint32_t audio_dto_module;
     53 	uint32_t audio_dto_wall_clock_ratio;
     54 };
     55 
     56 enum audio_dto_source {
     57 	DTO_SOURCE_UNKNOWN = 0,
     58 	DTO_SOURCE_ID0,
     59 	DTO_SOURCE_ID1,
     60 	DTO_SOURCE_ID2,
     61 	DTO_SOURCE_ID3,
     62 	DTO_SOURCE_ID4,
     63 	DTO_SOURCE_ID5
     64 };
     65 
     66 /* PLL information required for AZALIA DTO calculation */
     67 
     68 struct audio_pll_info {
     69 	uint32_t dp_dto_source_clock_in_khz;
     70 	uint32_t feed_back_divider;
     71 	enum audio_dto_source dto_source;
     72 	bool ss_enabled;
     73 	uint32_t ss_percentage;
     74 	uint32_t ss_percentage_divider;
     75 };
     76 
     77 struct audio_channel_associate_info {
     78 	union {
     79 		struct {
     80 			uint32_t ALL_CHANNEL_FL:4;
     81 			uint32_t ALL_CHANNEL_FR:4;
     82 			uint32_t ALL_CHANNEL_FC:4;
     83 			uint32_t ALL_CHANNEL_Sub:4;
     84 			uint32_t ALL_CHANNEL_SL:4;
     85 			uint32_t ALL_CHANNEL_SR:4;
     86 			uint32_t ALL_CHANNEL_BL:4;
     87 			uint32_t ALL_CHANNEL_BR:4;
     88 		} bits;
     89 		uint32_t u32all;
     90 	};
     91 };
     92 
     93 struct audio_output {
     94 	/* Front DIG id. */
     95 	enum engine_id engine_id;
     96 	/* encoder output signal */
     97 	enum signal_type signal;
     98 	/* video timing */
     99 	struct audio_crtc_info crtc_info;
    100 	/* PLL for audio */
    101 	struct audio_pll_info pll_info;
    102 };
    103 
    104 enum audio_payload {
    105 	CHANNEL_SPLIT_MAPPINGCHANG = 0x9,
    106 };
    107 
    108 #endif /* __AUDIO_TYPES_H__ */
    109