Line data Source code
1 : /*
2 : * Copyright 2020 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 :
27 : #include "dc_bios_types.h"
28 : #include "hw_shared.h"
29 : #include "dcn30_afmt.h"
30 : #include "reg_helper.h"
31 :
32 : #define DC_LOGGER \
33 : afmt3->base.ctx->logger
34 :
35 : #define REG(reg)\
36 : (afmt3->regs->reg)
37 :
38 : #undef FN
39 : #define FN(reg_name, field_name) \
40 : afmt3->afmt_shift->field_name, afmt3->afmt_mask->field_name
41 :
42 :
43 : #define CTX \
44 : afmt3->base.ctx
45 :
46 :
47 0 : void afmt3_setup_hdmi_audio(
48 : struct afmt *afmt)
49 : {
50 0 : struct dcn30_afmt *afmt3 = DCN30_AFMT_FROM_AFMT(afmt);
51 :
52 0 : if (afmt->funcs->afmt_poweron)
53 0 : afmt->funcs->afmt_poweron(afmt);
54 :
55 : /* AFMT_AUDIO_PACKET_CONTROL */
56 0 : REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
57 :
58 : /* AFMT_AUDIO_PACKET_CONTROL2 */
59 0 : REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2,
60 : AFMT_AUDIO_LAYOUT_OVRD, 0,
61 : AFMT_60958_OSF_OVRD, 0);
62 :
63 : /* AFMT_60958_0__AFMT_60958_CS_CHANNEL_NUMBER_L_MASK &
64 : * AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK
65 : */
66 0 : REG_UPDATE_2(AFMT_60958_0,
67 : AFMT_60958_CS_CHANNEL_NUMBER_L, 1,
68 : AFMT_60958_CS_CLOCK_ACCURACY, 0);
69 :
70 : /* AFMT_60958_1 AFMT_60958_CS_CHALNNEL_NUMBER_R */
71 0 : REG_UPDATE(AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
72 :
73 : /* AFMT_60958_2 now keep this settings until
74 : * Programming guide comes out
75 : */
76 0 : REG_UPDATE_6(AFMT_60958_2,
77 : AFMT_60958_CS_CHANNEL_NUMBER_2, 3,
78 : AFMT_60958_CS_CHANNEL_NUMBER_3, 4,
79 : AFMT_60958_CS_CHANNEL_NUMBER_4, 5,
80 : AFMT_60958_CS_CHANNEL_NUMBER_5, 6,
81 : AFMT_60958_CS_CHANNEL_NUMBER_6, 7,
82 : AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
83 0 : }
84 :
85 : static union audio_cea_channels speakers_to_channels(
86 : struct audio_speaker_flags speaker_flags)
87 : {
88 0 : union audio_cea_channels cea_channels = {0};
89 :
90 : /* these are one to one */
91 0 : cea_channels.channels.FL = speaker_flags.FL_FR;
92 0 : cea_channels.channels.FR = speaker_flags.FL_FR;
93 0 : cea_channels.channels.LFE = speaker_flags.LFE;
94 0 : cea_channels.channels.FC = speaker_flags.FC;
95 :
96 : /* if Rear Left and Right exist move RC speaker to channel 7
97 : * otherwise to channel 5
98 : */
99 0 : if (speaker_flags.RL_RR) {
100 : cea_channels.channels.RL_RC = speaker_flags.RL_RR;
101 : cea_channels.channels.RR = speaker_flags.RL_RR;
102 : cea_channels.channels.RC_RLC_FLC = speaker_flags.RC;
103 : } else {
104 0 : cea_channels.channels.RL_RC = speaker_flags.RC;
105 : }
106 :
107 : /* FRONT Left Right Center and REAR Left Right Center are exclusive */
108 0 : if (speaker_flags.FLC_FRC) {
109 : cea_channels.channels.RC_RLC_FLC = speaker_flags.FLC_FRC;
110 : cea_channels.channels.RRC_FRC = speaker_flags.FLC_FRC;
111 : } else {
112 0 : cea_channels.channels.RC_RLC_FLC = speaker_flags.RLC_RRC;
113 0 : cea_channels.channels.RRC_FRC = speaker_flags.RLC_RRC;
114 : }
115 :
116 0 : return cea_channels;
117 : }
118 :
119 0 : void afmt3_se_audio_setup(
120 : struct afmt *afmt,
121 : unsigned int az_inst,
122 : struct audio_info *audio_info)
123 : {
124 0 : struct dcn30_afmt *afmt3 = DCN30_AFMT_FROM_AFMT(afmt);
125 :
126 0 : uint32_t speakers = 0;
127 0 : uint32_t channels = 0;
128 :
129 0 : ASSERT(audio_info);
130 : /* This should not happen.it does so we don't get BSOD*/
131 0 : if (audio_info == NULL)
132 : return;
133 :
134 0 : speakers = audio_info->flags.info.ALLSPEAKERS;
135 0 : channels = speakers_to_channels(audio_info->flags.speaker_flags).all;
136 :
137 : /* setup the audio stream source select (audio -> dig mapping) */
138 0 : REG_SET(AFMT_AUDIO_SRC_CONTROL, 0, AFMT_AUDIO_SRC_SELECT, az_inst);
139 :
140 : /* Channel allocation */
141 0 : REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_CHANNEL_ENABLE, channels);
142 :
143 : /* Disable forced mem power off */
144 0 : if (afmt->funcs->afmt_poweron == NULL)
145 0 : REG_UPDATE(AFMT_MEM_PWR, AFMT_MEM_PWR_FORCE, 0);
146 : }
147 :
148 0 : void afmt3_audio_mute_control(
149 : struct afmt *afmt,
150 : bool mute)
151 : {
152 0 : struct dcn30_afmt *afmt3 = DCN30_AFMT_FROM_AFMT(afmt);
153 0 : if (mute && afmt->funcs->afmt_powerdown)
154 0 : afmt->funcs->afmt_powerdown(afmt);
155 0 : if (!mute && afmt->funcs->afmt_poweron)
156 0 : afmt->funcs->afmt_poweron(afmt);
157 : /* enable/disable transmission of audio packets */
158 0 : REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, !mute);
159 0 : }
160 :
161 0 : void afmt3_audio_info_immediate_update(
162 : struct afmt *afmt)
163 : {
164 0 : struct dcn30_afmt *afmt3 = DCN30_AFMT_FROM_AFMT(afmt);
165 :
166 : /* update double-buffered AUDIO_INFO registers immediately */
167 0 : REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
168 0 : }
169 :
170 0 : void afmt3_setup_dp_audio(
171 : struct afmt *afmt)
172 : {
173 0 : struct dcn30_afmt *afmt3 = DCN30_AFMT_FROM_AFMT(afmt);
174 :
175 0 : if (afmt->funcs->afmt_poweron)
176 0 : afmt->funcs->afmt_poweron(afmt);
177 :
178 : /* AFMT_AUDIO_PACKET_CONTROL */
179 0 : REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
180 :
181 : /* AFMT_AUDIO_PACKET_CONTROL2 */
182 : /* Program the ATP and AIP next */
183 0 : REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2,
184 : AFMT_AUDIO_LAYOUT_OVRD, 0,
185 : AFMT_60958_OSF_OVRD, 0);
186 :
187 : /* AFMT_INFOFRAME_CONTROL0 */
188 0 : REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
189 :
190 : /* AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK */
191 0 : REG_UPDATE(AFMT_60958_0, AFMT_60958_CS_CLOCK_ACCURACY, 0);
192 0 : }
193 :
194 : static struct afmt_funcs dcn30_afmt_funcs = {
195 : .setup_hdmi_audio = afmt3_setup_hdmi_audio,
196 : .se_audio_setup = afmt3_se_audio_setup,
197 : .audio_mute_control = afmt3_audio_mute_control,
198 : .audio_info_immediate_update = afmt3_audio_info_immediate_update,
199 : .setup_dp_audio = afmt3_setup_dp_audio,
200 : };
201 :
202 0 : void afmt3_construct(struct dcn30_afmt *afmt3,
203 : struct dc_context *ctx,
204 : uint32_t inst,
205 : const struct dcn30_afmt_registers *afmt_regs,
206 : const struct dcn30_afmt_shift *afmt_shift,
207 : const struct dcn30_afmt_mask *afmt_mask)
208 : {
209 0 : afmt3->base.ctx = ctx;
210 :
211 0 : afmt3->base.inst = inst;
212 0 : afmt3->base.funcs = &dcn30_afmt_funcs;
213 :
214 0 : afmt3->regs = afmt_regs;
215 0 : afmt3->afmt_shift = afmt_shift;
216 0 : afmt3->afmt_mask = afmt_mask;
217 0 : }
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