Root/
1 | /* |
2 | * linux/sound/soc-dapm.h -- ALSA SoC Dynamic Audio Power Management |
3 | * |
4 | * Author: Liam Girdwood |
5 | * Created: Aug 11th 2005 |
6 | * Copyright: Wolfson Microelectronics. PLC. |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License version 2 as |
10 | * published by the Free Software Foundation. |
11 | */ |
12 | |
13 | #ifndef __LINUX_SND_SOC_DAPM_H |
14 | #define __LINUX_SND_SOC_DAPM_H |
15 | |
16 | #include <linux/types.h> |
17 | #include <sound/control.h> |
18 | |
19 | struct device; |
20 | |
21 | /* widget has no PM register bit */ |
22 | #define SND_SOC_NOPM -1 |
23 | |
24 | /* |
25 | * SoC dynamic audio power management |
26 | * |
27 | * We can have up to 4 power domains |
28 | * 1. Codec domain - VREF, VMID |
29 | * Usually controlled at codec probe/remove, although can be set |
30 | * at stream time if power is not needed for sidetone, etc. |
31 | * 2. Platform/Machine domain - physically connected inputs and outputs |
32 | * Is platform/machine and user action specific, is set in the machine |
33 | * driver and by userspace e.g when HP are inserted |
34 | * 3. Path domain - Internal codec path mixers |
35 | * Are automatically set when mixer and mux settings are |
36 | * changed by the user. |
37 | * 4. Stream domain - DAC's and ADC's. |
38 | * Enabled when stream playback/capture is started. |
39 | */ |
40 | |
41 | /* codec domain */ |
42 | #define SND_SOC_DAPM_VMID(wname) \ |
43 | { .id = snd_soc_dapm_vmid, .name = wname, .kcontrol_news = NULL, \ |
44 | .num_kcontrols = 0} |
45 | |
46 | /* platform domain */ |
47 | #define SND_SOC_DAPM_SIGGEN(wname) \ |
48 | { .id = snd_soc_dapm_siggen, .name = wname, .kcontrol_news = NULL, \ |
49 | .num_kcontrols = 0, .reg = SND_SOC_NOPM } |
50 | #define SND_SOC_DAPM_INPUT(wname) \ |
51 | { .id = snd_soc_dapm_input, .name = wname, .kcontrol_news = NULL, \ |
52 | .num_kcontrols = 0, .reg = SND_SOC_NOPM } |
53 | #define SND_SOC_DAPM_OUTPUT(wname) \ |
54 | { .id = snd_soc_dapm_output, .name = wname, .kcontrol_news = NULL, \ |
55 | .num_kcontrols = 0, .reg = SND_SOC_NOPM } |
56 | #define SND_SOC_DAPM_MIC(wname, wevent) \ |
57 | { .id = snd_soc_dapm_mic, .name = wname, .kcontrol_news = NULL, \ |
58 | .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ |
59 | .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD} |
60 | #define SND_SOC_DAPM_HP(wname, wevent) \ |
61 | { .id = snd_soc_dapm_hp, .name = wname, .kcontrol_news = NULL, \ |
62 | .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ |
63 | .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD} |
64 | #define SND_SOC_DAPM_SPK(wname, wevent) \ |
65 | { .id = snd_soc_dapm_spk, .name = wname, .kcontrol_news = NULL, \ |
66 | .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ |
67 | .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD} |
68 | #define SND_SOC_DAPM_LINE(wname, wevent) \ |
69 | { .id = snd_soc_dapm_line, .name = wname, .kcontrol_news = NULL, \ |
70 | .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ |
71 | .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD} |
72 | |
73 | /* path domain */ |
74 | #define SND_SOC_DAPM_PGA(wname, wreg, wshift, winvert,\ |
75 | wcontrols, wncontrols) \ |
76 | { .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \ |
77 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = wncontrols} |
78 | #define SND_SOC_DAPM_OUT_DRV(wname, wreg, wshift, winvert,\ |
79 | wcontrols, wncontrols) \ |
80 | { .id = snd_soc_dapm_out_drv, .name = wname, .reg = wreg, .shift = wshift, \ |
81 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = wncontrols} |
82 | #define SND_SOC_DAPM_MIXER(wname, wreg, wshift, winvert, \ |
83 | wcontrols, wncontrols)\ |
84 | { .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \ |
85 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = wncontrols} |
86 | #define SND_SOC_DAPM_MIXER_NAMED_CTL(wname, wreg, wshift, winvert, \ |
87 | wcontrols, wncontrols)\ |
88 | { .id = snd_soc_dapm_mixer_named_ctl, .name = wname, .reg = wreg, \ |
89 | .shift = wshift, .invert = winvert, .kcontrol_news = wcontrols, \ |
90 | .num_kcontrols = wncontrols} |
91 | #define SND_SOC_DAPM_MICBIAS(wname, wreg, wshift, winvert) \ |
92 | { .id = snd_soc_dapm_micbias, .name = wname, .reg = wreg, .shift = wshift, \ |
93 | .invert = winvert, .kcontrol_news = NULL, .num_kcontrols = 0} |
94 | #define SND_SOC_DAPM_SWITCH(wname, wreg, wshift, winvert, wcontrols) \ |
95 | { .id = snd_soc_dapm_switch, .name = wname, .reg = wreg, .shift = wshift, \ |
96 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = 1} |
97 | #define SND_SOC_DAPM_MUX(wname, wreg, wshift, winvert, wcontrols) \ |
98 | { .id = snd_soc_dapm_mux, .name = wname, .reg = wreg, .shift = wshift, \ |
99 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = 1} |
100 | #define SND_SOC_DAPM_VIRT_MUX(wname, wreg, wshift, winvert, wcontrols) \ |
101 | { .id = snd_soc_dapm_virt_mux, .name = wname, .reg = wreg, .shift = wshift, \ |
102 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = 1} |
103 | #define SND_SOC_DAPM_VALUE_MUX(wname, wreg, wshift, winvert, wcontrols) \ |
104 | { .id = snd_soc_dapm_value_mux, .name = wname, .reg = wreg, \ |
105 | .shift = wshift, .invert = winvert, .kcontrol_news = wcontrols, \ |
106 | .num_kcontrols = 1} |
107 | |
108 | /* Simplified versions of above macros, assuming wncontrols = ARRAY_SIZE(wcontrols) */ |
109 | #define SOC_PGA_ARRAY(wname, wreg, wshift, winvert,\ |
110 | wcontrols) \ |
111 | { .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \ |
112 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols)} |
113 | #define SOC_MIXER_ARRAY(wname, wreg, wshift, winvert, \ |
114 | wcontrols)\ |
115 | { .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \ |
116 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols)} |
117 | #define SOC_MIXER_NAMED_CTL_ARRAY(wname, wreg, wshift, winvert, \ |
118 | wcontrols)\ |
119 | { .id = snd_soc_dapm_mixer_named_ctl, .name = wname, .reg = wreg, \ |
120 | .shift = wshift, .invert = winvert, .kcontrol_news = wcontrols, \ |
121 | .num_kcontrols = ARRAY_SIZE(wcontrols)} |
122 | |
123 | /* path domain with event - event handler must return 0 for success */ |
124 | #define SND_SOC_DAPM_PGA_E(wname, wreg, wshift, winvert, wcontrols, \ |
125 | wncontrols, wevent, wflags) \ |
126 | { .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \ |
127 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = wncontrols, \ |
128 | .event = wevent, .event_flags = wflags} |
129 | #define SND_SOC_DAPM_OUT_DRV_E(wname, wreg, wshift, winvert, wcontrols, \ |
130 | wncontrols, wevent, wflags) \ |
131 | { .id = snd_soc_dapm_out_drv, .name = wname, .reg = wreg, .shift = wshift, \ |
132 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = wncontrols, \ |
133 | .event = wevent, .event_flags = wflags} |
134 | #define SND_SOC_DAPM_MIXER_E(wname, wreg, wshift, winvert, wcontrols, \ |
135 | wncontrols, wevent, wflags) \ |
136 | { .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \ |
137 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = wncontrols, \ |
138 | .event = wevent, .event_flags = wflags} |
139 | #define SND_SOC_DAPM_MIXER_NAMED_CTL_E(wname, wreg, wshift, winvert, \ |
140 | wcontrols, wncontrols, wevent, wflags) \ |
141 | { .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \ |
142 | .invert = winvert, .kcontrol_news = wcontrols, \ |
143 | .num_kcontrols = wncontrols, .event = wevent, .event_flags = wflags} |
144 | #define SND_SOC_DAPM_SWITCH_E(wname, wreg, wshift, winvert, wcontrols, \ |
145 | wevent, wflags) \ |
146 | { .id = snd_soc_dapm_switch, .name = wname, .reg = wreg, .shift = wshift, \ |
147 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = 1, \ |
148 | .event = wevent, .event_flags = wflags} |
149 | #define SND_SOC_DAPM_MUX_E(wname, wreg, wshift, winvert, wcontrols, \ |
150 | wevent, wflags) \ |
151 | { .id = snd_soc_dapm_mux, .name = wname, .reg = wreg, .shift = wshift, \ |
152 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = 1, \ |
153 | .event = wevent, .event_flags = wflags} |
154 | #define SND_SOC_DAPM_VIRT_MUX_E(wname, wreg, wshift, winvert, wcontrols, \ |
155 | wevent, wflags) \ |
156 | { .id = snd_soc_dapm_virt_mux, .name = wname, .reg = wreg, .shift = wshift, \ |
157 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = 1, \ |
158 | .event = wevent, .event_flags = wflags} |
159 | |
160 | /* additional sequencing control within an event type */ |
161 | #define SND_SOC_DAPM_PGA_S(wname, wsubseq, wreg, wshift, winvert, \ |
162 | wevent, wflags) \ |
163 | { .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \ |
164 | .invert = winvert, .event = wevent, .event_flags = wflags, \ |
165 | .subseq = wsubseq} |
166 | #define SND_SOC_DAPM_SUPPLY_S(wname, wsubseq, wreg, wshift, winvert, wevent, \ |
167 | wflags) \ |
168 | { .id = snd_soc_dapm_supply, .name = wname, .reg = wreg, \ |
169 | .shift = wshift, .invert = winvert, .event = wevent, \ |
170 | .event_flags = wflags, .subseq = wsubseq} |
171 | |
172 | /* Simplified versions of above macros, assuming wncontrols = ARRAY_SIZE(wcontrols) */ |
173 | #define SOC_PGA_E_ARRAY(wname, wreg, wshift, winvert, wcontrols, \ |
174 | wevent, wflags) \ |
175 | { .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \ |
176 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols), \ |
177 | .event = wevent, .event_flags = wflags} |
178 | #define SOC_MIXER_E_ARRAY(wname, wreg, wshift, winvert, wcontrols, \ |
179 | wevent, wflags) \ |
180 | { .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \ |
181 | .invert = winvert, .kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols), \ |
182 | .event = wevent, .event_flags = wflags} |
183 | #define SOC_MIXER_NAMED_CTL_E_ARRAY(wname, wreg, wshift, winvert, \ |
184 | wcontrols, wevent, wflags) \ |
185 | { .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \ |
186 | .invert = winvert, .kcontrol_news = wcontrols, \ |
187 | .num_kcontrols = ARRAY_SIZE(wcontrols), .event = wevent, .event_flags = wflags} |
188 | |
189 | /* events that are pre and post DAPM */ |
190 | #define SND_SOC_DAPM_PRE(wname, wevent) \ |
191 | { .id = snd_soc_dapm_pre, .name = wname, .kcontrol_news = NULL, \ |
192 | .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ |
193 | .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD} |
194 | #define SND_SOC_DAPM_POST(wname, wevent) \ |
195 | { .id = snd_soc_dapm_post, .name = wname, .kcontrol_news = NULL, \ |
196 | .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ |
197 | .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD} |
198 | |
199 | /* stream domain */ |
200 | #define SND_SOC_DAPM_AIF_IN(wname, stname, wslot, wreg, wshift, winvert) \ |
201 | { .id = snd_soc_dapm_aif_in, .name = wname, .sname = stname, \ |
202 | .reg = wreg, .shift = wshift, .invert = winvert } |
203 | #define SND_SOC_DAPM_AIF_IN_E(wname, stname, wslot, wreg, wshift, winvert, \ |
204 | wevent, wflags) \ |
205 | { .id = snd_soc_dapm_aif_in, .name = wname, .sname = stname, \ |
206 | .reg = wreg, .shift = wshift, .invert = winvert, \ |
207 | .event = wevent, .event_flags = wflags } |
208 | #define SND_SOC_DAPM_AIF_OUT(wname, stname, wslot, wreg, wshift, winvert) \ |
209 | { .id = snd_soc_dapm_aif_out, .name = wname, .sname = stname, \ |
210 | .reg = wreg, .shift = wshift, .invert = winvert } |
211 | #define SND_SOC_DAPM_AIF_OUT_E(wname, stname, wslot, wreg, wshift, winvert, \ |
212 | wevent, wflags) \ |
213 | { .id = snd_soc_dapm_aif_out, .name = wname, .sname = stname, \ |
214 | .reg = wreg, .shift = wshift, .invert = winvert, \ |
215 | .event = wevent, .event_flags = wflags } |
216 | #define SND_SOC_DAPM_DAC(wname, stname, wreg, wshift, winvert) \ |
217 | { .id = snd_soc_dapm_dac, .name = wname, .sname = stname, .reg = wreg, \ |
218 | .shift = wshift, .invert = winvert} |
219 | #define SND_SOC_DAPM_DAC_E(wname, stname, wreg, wshift, winvert, \ |
220 | wevent, wflags) \ |
221 | { .id = snd_soc_dapm_dac, .name = wname, .sname = stname, .reg = wreg, \ |
222 | .shift = wshift, .invert = winvert, \ |
223 | .event = wevent, .event_flags = wflags} |
224 | #define SND_SOC_DAPM_ADC(wname, stname, wreg, wshift, winvert) \ |
225 | { .id = snd_soc_dapm_adc, .name = wname, .sname = stname, .reg = wreg, \ |
226 | .shift = wshift, .invert = winvert} |
227 | #define SND_SOC_DAPM_ADC_E(wname, stname, wreg, wshift, winvert, \ |
228 | wevent, wflags) \ |
229 | { .id = snd_soc_dapm_adc, .name = wname, .sname = stname, .reg = wreg, \ |
230 | .shift = wshift, .invert = winvert, \ |
231 | .event = wevent, .event_flags = wflags} |
232 | #define SND_SOC_DAPM_CLOCK_SUPPLY(wname) \ |
233 | { .id = snd_soc_dapm_clock_supply, .name = wname, \ |
234 | .reg = SND_SOC_NOPM, .event = dapm_clock_event, \ |
235 | .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD } |
236 | |
237 | /* generic widgets */ |
238 | #define SND_SOC_DAPM_REG(wid, wname, wreg, wshift, wmask, won_val, woff_val) \ |
239 | { .id = wid, .name = wname, .kcontrol_news = NULL, .num_kcontrols = 0, \ |
240 | .reg = -((wreg) + 1), .shift = wshift, .mask = wmask, \ |
241 | .on_val = won_val, .off_val = woff_val, .event = dapm_reg_event, \ |
242 | .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD} |
243 | #define SND_SOC_DAPM_SUPPLY(wname, wreg, wshift, winvert, wevent, wflags) \ |
244 | { .id = snd_soc_dapm_supply, .name = wname, .reg = wreg, \ |
245 | .shift = wshift, .invert = winvert, .event = wevent, \ |
246 | .event_flags = wflags} |
247 | #define SND_SOC_DAPM_REGULATOR_SUPPLY(wname, wdelay) \ |
248 | { .id = snd_soc_dapm_regulator_supply, .name = wname, \ |
249 | .reg = SND_SOC_NOPM, .shift = wdelay, .event = dapm_regulator_event, \ |
250 | .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD } |
251 | |
252 | |
253 | /* dapm kcontrol types */ |
254 | #define SOC_DAPM_SINGLE(xname, reg, shift, max, invert) \ |
255 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
256 | .info = snd_soc_info_volsw, \ |
257 | .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \ |
258 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } |
259 | #define SOC_DAPM_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \ |
260 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
261 | .info = snd_soc_info_volsw, \ |
262 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ |
263 | .tlv.p = (tlv_array), \ |
264 | .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \ |
265 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } |
266 | #define SOC_DAPM_ENUM(xname, xenum) \ |
267 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
268 | .info = snd_soc_info_enum_double, \ |
269 | .get = snd_soc_dapm_get_enum_double, \ |
270 | .put = snd_soc_dapm_put_enum_double, \ |
271 | .private_value = (unsigned long)&xenum } |
272 | #define SOC_DAPM_ENUM_VIRT(xname, xenum) \ |
273 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
274 | .info = snd_soc_info_enum_double, \ |
275 | .get = snd_soc_dapm_get_enum_virt, \ |
276 | .put = snd_soc_dapm_put_enum_virt, \ |
277 | .private_value = (unsigned long)&xenum } |
278 | #define SOC_DAPM_ENUM_EXT(xname, xenum, xget, xput) \ |
279 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
280 | .info = snd_soc_info_enum_double, \ |
281 | .get = xget, \ |
282 | .put = xput, \ |
283 | .private_value = (unsigned long)&xenum } |
284 | #define SOC_DAPM_VALUE_ENUM(xname, xenum) \ |
285 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
286 | .info = snd_soc_info_enum_double, \ |
287 | .get = snd_soc_dapm_get_value_enum_double, \ |
288 | .put = snd_soc_dapm_put_value_enum_double, \ |
289 | .private_value = (unsigned long)&xenum } |
290 | #define SOC_DAPM_PIN_SWITCH(xname) \ |
291 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname " Switch", \ |
292 | .info = snd_soc_dapm_info_pin_switch, \ |
293 | .get = snd_soc_dapm_get_pin_switch, \ |
294 | .put = snd_soc_dapm_put_pin_switch, \ |
295 | .private_value = (unsigned long)xname } |
296 | |
297 | /* dapm stream operations */ |
298 | #define SND_SOC_DAPM_STREAM_NOP 0x0 |
299 | #define SND_SOC_DAPM_STREAM_START 0x1 |
300 | #define SND_SOC_DAPM_STREAM_STOP 0x2 |
301 | #define SND_SOC_DAPM_STREAM_SUSPEND 0x4 |
302 | #define SND_SOC_DAPM_STREAM_RESUME 0x8 |
303 | #define SND_SOC_DAPM_STREAM_PAUSE_PUSH 0x10 |
304 | #define SND_SOC_DAPM_STREAM_PAUSE_RELEASE 0x20 |
305 | |
306 | /* dapm event types */ |
307 | #define SND_SOC_DAPM_PRE_PMU 0x1 /* before widget power up */ |
308 | #define SND_SOC_DAPM_POST_PMU 0x2 /* after widget power up */ |
309 | #define SND_SOC_DAPM_PRE_PMD 0x4 /* before widget power down */ |
310 | #define SND_SOC_DAPM_POST_PMD 0x8 /* after widget power down */ |
311 | #define SND_SOC_DAPM_PRE_REG 0x10 /* before audio path setup */ |
312 | #define SND_SOC_DAPM_POST_REG 0x20 /* after audio path setup */ |
313 | #define SND_SOC_DAPM_PRE_POST_PMD \ |
314 | (SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD) |
315 | |
316 | /* convenience event type detection */ |
317 | #define SND_SOC_DAPM_EVENT_ON(e) \ |
318 | (e & (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU)) |
319 | #define SND_SOC_DAPM_EVENT_OFF(e) \ |
320 | (e & (SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD)) |
321 | |
322 | struct snd_soc_dapm_widget; |
323 | enum snd_soc_dapm_type; |
324 | struct snd_soc_dapm_path; |
325 | struct snd_soc_dapm_pin; |
326 | struct snd_soc_dapm_route; |
327 | struct snd_soc_dapm_context; |
328 | struct regulator; |
329 | struct snd_soc_dapm_widget_list; |
330 | |
331 | int dapm_reg_event(struct snd_soc_dapm_widget *w, |
332 | struct snd_kcontrol *kcontrol, int event); |
333 | int dapm_regulator_event(struct snd_soc_dapm_widget *w, |
334 | struct snd_kcontrol *kcontrol, int event); |
335 | int dapm_clock_event(struct snd_soc_dapm_widget *w, |
336 | struct snd_kcontrol *kcontrol, int event); |
337 | |
338 | /* dapm controls */ |
339 | int snd_soc_dapm_put_volsw(struct snd_kcontrol *kcontrol, |
340 | struct snd_ctl_elem_value *ucontrol); |
341 | int snd_soc_dapm_get_volsw(struct snd_kcontrol *kcontrol, |
342 | struct snd_ctl_elem_value *ucontrol); |
343 | int snd_soc_dapm_get_enum_double(struct snd_kcontrol *kcontrol, |
344 | struct snd_ctl_elem_value *ucontrol); |
345 | int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol, |
346 | struct snd_ctl_elem_value *ucontrol); |
347 | int snd_soc_dapm_get_enum_virt(struct snd_kcontrol *kcontrol, |
348 | struct snd_ctl_elem_value *ucontrol); |
349 | int snd_soc_dapm_put_enum_virt(struct snd_kcontrol *kcontrol, |
350 | struct snd_ctl_elem_value *ucontrol); |
351 | int snd_soc_dapm_get_value_enum_double(struct snd_kcontrol *kcontrol, |
352 | struct snd_ctl_elem_value *ucontrol); |
353 | int snd_soc_dapm_put_value_enum_double(struct snd_kcontrol *kcontrol, |
354 | struct snd_ctl_elem_value *ucontrol); |
355 | int snd_soc_dapm_info_pin_switch(struct snd_kcontrol *kcontrol, |
356 | struct snd_ctl_elem_info *uinfo); |
357 | int snd_soc_dapm_get_pin_switch(struct snd_kcontrol *kcontrol, |
358 | struct snd_ctl_elem_value *uncontrol); |
359 | int snd_soc_dapm_put_pin_switch(struct snd_kcontrol *kcontrol, |
360 | struct snd_ctl_elem_value *uncontrol); |
361 | int snd_soc_dapm_new_controls(struct snd_soc_dapm_context *dapm, |
362 | const struct snd_soc_dapm_widget *widget, |
363 | int num); |
364 | int snd_soc_dapm_new_dai_widgets(struct snd_soc_dapm_context *dapm, |
365 | struct snd_soc_dai *dai); |
366 | int snd_soc_dapm_link_dai_widgets(struct snd_soc_card *card); |
367 | int snd_soc_dapm_new_pcm(struct snd_soc_card *card, |
368 | const struct snd_soc_pcm_stream *params, |
369 | struct snd_soc_dapm_widget *source, |
370 | struct snd_soc_dapm_widget *sink); |
371 | |
372 | /* dapm path setup */ |
373 | int snd_soc_dapm_new_widgets(struct snd_soc_dapm_context *dapm); |
374 | void snd_soc_dapm_free(struct snd_soc_dapm_context *dapm); |
375 | int snd_soc_dapm_add_routes(struct snd_soc_dapm_context *dapm, |
376 | const struct snd_soc_dapm_route *route, int num); |
377 | int snd_soc_dapm_del_routes(struct snd_soc_dapm_context *dapm, |
378 | const struct snd_soc_dapm_route *route, int num); |
379 | int snd_soc_dapm_weak_routes(struct snd_soc_dapm_context *dapm, |
380 | const struct snd_soc_dapm_route *route, int num); |
381 | |
382 | /* dapm events */ |
383 | void snd_soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd, int stream, |
384 | int event); |
385 | void snd_soc_dapm_shutdown(struct snd_soc_card *card); |
386 | |
387 | /* external DAPM widget events */ |
388 | int snd_soc_dapm_mixer_update_power(struct snd_soc_dapm_widget *widget, |
389 | struct snd_kcontrol *kcontrol, int connect); |
390 | int snd_soc_dapm_mux_update_power(struct snd_soc_dapm_widget *widget, |
391 | struct snd_kcontrol *kcontrol, int mux, struct soc_enum *e); |
392 | |
393 | /* dapm sys fs - used by the core */ |
394 | int snd_soc_dapm_sys_add(struct device *dev); |
395 | void snd_soc_dapm_debugfs_init(struct snd_soc_dapm_context *dapm, |
396 | struct dentry *parent); |
397 | |
398 | /* dapm audio pin control and status */ |
399 | int snd_soc_dapm_enable_pin(struct snd_soc_dapm_context *dapm, |
400 | const char *pin); |
401 | int snd_soc_dapm_disable_pin(struct snd_soc_dapm_context *dapm, |
402 | const char *pin); |
403 | int snd_soc_dapm_nc_pin(struct snd_soc_dapm_context *dapm, const char *pin); |
404 | int snd_soc_dapm_get_pin_status(struct snd_soc_dapm_context *dapm, |
405 | const char *pin); |
406 | int snd_soc_dapm_sync(struct snd_soc_dapm_context *dapm); |
407 | int snd_soc_dapm_force_enable_pin(struct snd_soc_dapm_context *dapm, |
408 | const char *pin); |
409 | int snd_soc_dapm_ignore_suspend(struct snd_soc_dapm_context *dapm, |
410 | const char *pin); |
411 | void snd_soc_dapm_auto_nc_codec_pins(struct snd_soc_codec *codec); |
412 | |
413 | /* Mostly internal - should not normally be used */ |
414 | void dapm_mark_dirty(struct snd_soc_dapm_widget *w, const char *reason); |
415 | |
416 | /* dapm path query */ |
417 | int snd_soc_dapm_dai_get_connected_widgets(struct snd_soc_dai *dai, int stream, |
418 | struct snd_soc_dapm_widget_list **list); |
419 | |
420 | /* dapm widget types */ |
421 | enum snd_soc_dapm_type { |
422 | snd_soc_dapm_input = 0, /* input pin */ |
423 | snd_soc_dapm_output, /* output pin */ |
424 | snd_soc_dapm_mux, /* selects 1 analog signal from many inputs */ |
425 | snd_soc_dapm_virt_mux, /* virtual version of snd_soc_dapm_mux */ |
426 | snd_soc_dapm_value_mux, /* selects 1 analog signal from many inputs */ |
427 | snd_soc_dapm_mixer, /* mixes several analog signals together */ |
428 | snd_soc_dapm_mixer_named_ctl, /* mixer with named controls */ |
429 | snd_soc_dapm_pga, /* programmable gain/attenuation (volume) */ |
430 | snd_soc_dapm_out_drv, /* output driver */ |
431 | snd_soc_dapm_adc, /* analog to digital converter */ |
432 | snd_soc_dapm_dac, /* digital to analog converter */ |
433 | snd_soc_dapm_micbias, /* microphone bias (power) */ |
434 | snd_soc_dapm_mic, /* microphone */ |
435 | snd_soc_dapm_hp, /* headphones */ |
436 | snd_soc_dapm_spk, /* speaker */ |
437 | snd_soc_dapm_line, /* line input/output */ |
438 | snd_soc_dapm_switch, /* analog switch */ |
439 | snd_soc_dapm_vmid, /* codec bias/vmid - to minimise pops */ |
440 | snd_soc_dapm_pre, /* machine specific pre widget - exec first */ |
441 | snd_soc_dapm_post, /* machine specific post widget - exec last */ |
442 | snd_soc_dapm_supply, /* power/clock supply */ |
443 | snd_soc_dapm_regulator_supply, /* external regulator */ |
444 | snd_soc_dapm_clock_supply, /* external clock */ |
445 | snd_soc_dapm_aif_in, /* audio interface input */ |
446 | snd_soc_dapm_aif_out, /* audio interface output */ |
447 | snd_soc_dapm_siggen, /* signal generator */ |
448 | snd_soc_dapm_dai, /* link to DAI structure */ |
449 | snd_soc_dapm_dai_link, /* link between two DAI structures */ |
450 | }; |
451 | |
452 | enum snd_soc_dapm_subclass { |
453 | SND_SOC_DAPM_CLASS_INIT = 0, |
454 | SND_SOC_DAPM_CLASS_RUNTIME = 1, |
455 | }; |
456 | |
457 | /* |
458 | * DAPM audio route definition. |
459 | * |
460 | * Defines an audio route originating at source via control and finishing |
461 | * at sink. |
462 | */ |
463 | struct snd_soc_dapm_route { |
464 | const char *sink; |
465 | const char *control; |
466 | const char *source; |
467 | |
468 | /* Note: currently only supported for links where source is a supply */ |
469 | int (*connected)(struct snd_soc_dapm_widget *source, |
470 | struct snd_soc_dapm_widget *sink); |
471 | }; |
472 | |
473 | /* dapm audio path between two widgets */ |
474 | struct snd_soc_dapm_path { |
475 | const char *name; |
476 | const char *long_name; |
477 | |
478 | /* source (input) and sink (output) widgets */ |
479 | struct snd_soc_dapm_widget *source; |
480 | struct snd_soc_dapm_widget *sink; |
481 | struct snd_kcontrol *kcontrol; |
482 | |
483 | /* status */ |
484 | u32 connect:1; /* source and sink widgets are connected */ |
485 | u32 walked:1; /* path has been walked */ |
486 | u32 weak:1; /* path ignored for power management */ |
487 | |
488 | int (*connected)(struct snd_soc_dapm_widget *source, |
489 | struct snd_soc_dapm_widget *sink); |
490 | |
491 | struct list_head list_source; |
492 | struct list_head list_sink; |
493 | struct list_head list; |
494 | }; |
495 | |
496 | /* dapm widget */ |
497 | struct snd_soc_dapm_widget { |
498 | enum snd_soc_dapm_type id; |
499 | const char *name; /* widget name */ |
500 | const char *sname; /* stream name */ |
501 | struct snd_soc_codec *codec; |
502 | struct snd_soc_platform *platform; |
503 | struct list_head list; |
504 | struct snd_soc_dapm_context *dapm; |
505 | |
506 | void *priv; /* widget specific data */ |
507 | struct regulator *regulator; /* attached regulator */ |
508 | const struct snd_soc_pcm_stream *params; /* params for dai links */ |
509 | |
510 | /* dapm control */ |
511 | int reg; /* negative reg = no direct dapm */ |
512 | unsigned char shift; /* bits to shift */ |
513 | unsigned int saved_value; /* widget saved value */ |
514 | unsigned int value; /* widget current value */ |
515 | unsigned int mask; /* non-shifted mask */ |
516 | unsigned int on_val; /* on state value */ |
517 | unsigned int off_val; /* off state value */ |
518 | unsigned char power:1; /* block power status */ |
519 | unsigned char invert:1; /* invert the power bit */ |
520 | unsigned char active:1; /* active stream on DAC, ADC's */ |
521 | unsigned char connected:1; /* connected codec pin */ |
522 | unsigned char new:1; /* cnew complete */ |
523 | unsigned char ext:1; /* has external widgets */ |
524 | unsigned char force:1; /* force state */ |
525 | unsigned char ignore_suspend:1; /* kept enabled over suspend */ |
526 | unsigned char new_power:1; /* power from this run */ |
527 | unsigned char power_checked:1; /* power checked this run */ |
528 | int subseq; /* sort within widget type */ |
529 | |
530 | int (*power_check)(struct snd_soc_dapm_widget *w); |
531 | |
532 | /* external events */ |
533 | unsigned short event_flags; /* flags to specify event types */ |
534 | int (*event)(struct snd_soc_dapm_widget*, struct snd_kcontrol *, int); |
535 | |
536 | /* kcontrols that relate to this widget */ |
537 | int num_kcontrols; |
538 | const struct snd_kcontrol_new *kcontrol_news; |
539 | struct snd_kcontrol **kcontrols; |
540 | |
541 | /* widget input and outputs */ |
542 | struct list_head sources; |
543 | struct list_head sinks; |
544 | |
545 | /* used during DAPM updates */ |
546 | struct list_head power_list; |
547 | struct list_head dirty; |
548 | int inputs; |
549 | int outputs; |
550 | |
551 | struct clk *clk; |
552 | }; |
553 | |
554 | struct snd_soc_dapm_update { |
555 | struct snd_soc_dapm_widget *widget; |
556 | struct snd_kcontrol *kcontrol; |
557 | int reg; |
558 | int mask; |
559 | int val; |
560 | }; |
561 | |
562 | /* DAPM context */ |
563 | struct snd_soc_dapm_context { |
564 | int n_widgets; /* number of widgets in this context */ |
565 | enum snd_soc_bias_level bias_level; |
566 | enum snd_soc_bias_level suspend_bias_level; |
567 | struct delayed_work delayed_work; |
568 | unsigned int idle_bias_off:1; /* Use BIAS_OFF instead of STANDBY */ |
569 | |
570 | struct snd_soc_dapm_update *update; |
571 | |
572 | void (*seq_notifier)(struct snd_soc_dapm_context *, |
573 | enum snd_soc_dapm_type, int); |
574 | |
575 | struct device *dev; /* from parent - for debug */ |
576 | struct snd_soc_codec *codec; /* parent codec */ |
577 | struct snd_soc_platform *platform; /* parent platform */ |
578 | struct snd_soc_card *card; /* parent card */ |
579 | |
580 | /* used during DAPM updates */ |
581 | enum snd_soc_bias_level target_bias_level; |
582 | struct list_head list; |
583 | |
584 | int (*stream_event)(struct snd_soc_dapm_context *dapm, int event); |
585 | |
586 | #ifdef CONFIG_DEBUG_FS |
587 | struct dentry *debugfs_dapm; |
588 | #endif |
589 | }; |
590 | |
591 | /* A list of widgets associated with an object, typically a snd_kcontrol */ |
592 | struct snd_soc_dapm_widget_list { |
593 | int num_widgets; |
594 | struct snd_soc_dapm_widget *widgets[0]; |
595 | }; |
596 | |
597 | struct snd_soc_dapm_stats { |
598 | int power_checks; |
599 | int path_checks; |
600 | int neighbour_checks; |
601 | }; |
602 | |
603 | #endif |
604 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
jz-2.6.38
jz-2.6.39
jz-3.0
jz-3.1
jz-3.11
jz-3.12
jz-3.13
jz-3.15
jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9