1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * Cirrus Logic Madera class codecs common support |
4 | * |
5 | * Copyright (C) 2015-2018 Cirrus Logic, Inc. and |
6 | * Cirrus Logic International Semiconductor Ltd. |
7 | */ |
8 | |
9 | #ifndef ASOC_MADERA_H |
10 | #define ASOC_MADERA_H |
11 | |
12 | #include <linux/completion.h> |
13 | #include <sound/soc.h> |
14 | #include <sound/madera-pdata.h> |
15 | |
16 | #include "wm_adsp.h" |
17 | |
18 | #define MADERA_FLL1_REFCLK 1 |
19 | #define MADERA_FLL2_REFCLK 2 |
20 | #define MADERA_FLL3_REFCLK 3 |
21 | #define MADERA_FLLAO_REFCLK 4 |
22 | #define MADERA_FLL1_SYNCCLK 5 |
23 | #define MADERA_FLL2_SYNCCLK 6 |
24 | #define MADERA_FLL3_SYNCCLK 7 |
25 | #define MADERA_FLLAO_SYNCCLK 8 |
26 | |
27 | #define MADERA_FLL_SRC_NONE -1 |
28 | #define MADERA_FLL_SRC_MCLK1 0 |
29 | #define MADERA_FLL_SRC_MCLK2 1 |
30 | #define MADERA_FLL_SRC_MCLK3 2 |
31 | #define MADERA_FLL_SRC_SLIMCLK 3 |
32 | #define MADERA_FLL_SRC_FLL1 4 |
33 | #define MADERA_FLL_SRC_FLL2 5 |
34 | #define MADERA_FLL_SRC_AIF1BCLK 8 |
35 | #define MADERA_FLL_SRC_AIF2BCLK 9 |
36 | #define MADERA_FLL_SRC_AIF3BCLK 10 |
37 | #define MADERA_FLL_SRC_AIF4BCLK 11 |
38 | #define MADERA_FLL_SRC_AIF1LRCLK 12 |
39 | #define MADERA_FLL_SRC_AIF2LRCLK 13 |
40 | #define MADERA_FLL_SRC_AIF3LRCLK 14 |
41 | #define MADERA_FLL_SRC_AIF4LRCLK 15 |
42 | |
43 | #define MADERA_CLK_SYSCLK_1 1 |
44 | #define MADERA_CLK_ASYNCCLK_1 2 |
45 | #define MADERA_CLK_OPCLK 3 |
46 | #define MADERA_CLK_ASYNC_OPCLK 4 |
47 | #define MADERA_CLK_SYSCLK_2 5 |
48 | #define MADERA_CLK_SYSCLK_3 6 |
49 | #define MADERA_CLK_ASYNCCLK_2 7 |
50 | #define MADERA_CLK_DSPCLK 8 |
51 | #define MADERA_CLK_OUTCLK 9 |
52 | |
53 | #define MADERA_CLK_SRC_MCLK1 0x0 |
54 | #define MADERA_CLK_SRC_MCLK2 0x1 |
55 | #define MADERA_CLK_SRC_MCLK3 0x2 |
56 | #define MADERA_CLK_SRC_FLL1 0x4 |
57 | #define MADERA_CLK_SRC_FLL2 0x5 |
58 | #define MADERA_CLK_SRC_FLL3 0x6 |
59 | #define MADERA_CLK_SRC_FLLAO_HI 0x7 |
60 | #define MADERA_CLK_SRC_FLL1_DIV6 0x7 |
61 | #define MADERA_CLK_SRC_AIF1BCLK 0x8 |
62 | #define MADERA_CLK_SRC_AIF2BCLK 0x9 |
63 | #define MADERA_CLK_SRC_AIF3BCLK 0xA |
64 | #define MADERA_CLK_SRC_AIF4BCLK 0xB |
65 | #define MADERA_CLK_SRC_FLLAO 0xF |
66 | |
67 | #define MADERA_OUTCLK_SYSCLK 0 |
68 | #define MADERA_OUTCLK_ASYNCCLK 1 |
69 | #define MADERA_OUTCLK_MCLK1 4 |
70 | #define MADERA_OUTCLK_MCLK2 5 |
71 | #define MADERA_OUTCLK_MCLK3 6 |
72 | |
73 | #define MADERA_MIXER_VOL_MASK 0x00FE |
74 | #define MADERA_MIXER_VOL_SHIFT 1 |
75 | #define MADERA_MIXER_VOL_WIDTH 7 |
76 | |
77 | #define MADERA_DOM_GRP_FX 0 |
78 | #define MADERA_DOM_GRP_ASRC1 1 |
79 | #define MADERA_DOM_GRP_ASRC2 2 |
80 | #define MADERA_DOM_GRP_ISRC1 3 |
81 | #define MADERA_DOM_GRP_ISRC2 4 |
82 | #define MADERA_DOM_GRP_ISRC3 5 |
83 | #define MADERA_DOM_GRP_ISRC4 6 |
84 | #define MADERA_DOM_GRP_OUT 7 |
85 | #define MADERA_DOM_GRP_SPD 8 |
86 | #define MADERA_DOM_GRP_DSP1 9 |
87 | #define MADERA_DOM_GRP_DSP2 10 |
88 | #define MADERA_DOM_GRP_DSP3 11 |
89 | #define MADERA_DOM_GRP_DSP4 12 |
90 | #define MADERA_DOM_GRP_DSP5 13 |
91 | #define MADERA_DOM_GRP_DSP6 14 |
92 | #define MADERA_DOM_GRP_DSP7 15 |
93 | #define MADERA_DOM_GRP_AIF1 16 |
94 | #define MADERA_DOM_GRP_AIF2 17 |
95 | #define MADERA_DOM_GRP_AIF3 18 |
96 | #define MADERA_DOM_GRP_AIF4 19 |
97 | #define MADERA_DOM_GRP_SLIMBUS 20 |
98 | #define MADERA_DOM_GRP_PWM 21 |
99 | #define MADERA_DOM_GRP_DFC 22 |
100 | #define MADERA_N_DOM_GRPS 23 |
101 | |
102 | #define MADERA_MAX_DAI 11 |
103 | #define MADERA_MAX_ADSP 7 |
104 | |
105 | #define MADERA_NUM_MIXER_INPUTS 148 |
106 | |
107 | struct madera; |
108 | struct wm_adsp; |
109 | |
110 | struct madera_voice_trigger_info { |
111 | /** Which core triggered, 1-based (1 = DSP1, ...) */ |
112 | int core_num; |
113 | }; |
114 | |
115 | struct madera_dai_priv { |
116 | int clk; |
117 | struct snd_pcm_hw_constraint_list constraint; |
118 | }; |
119 | |
120 | struct madera_priv { |
121 | struct wm_adsp adsp[MADERA_MAX_ADSP]; |
122 | struct madera *madera; |
123 | struct device *dev; |
124 | int sysclk; |
125 | int asyncclk; |
126 | int dspclk; |
127 | struct madera_dai_priv dai[MADERA_MAX_DAI]; |
128 | |
129 | int num_inputs; |
130 | |
131 | unsigned int in_pending; |
132 | |
133 | unsigned int out_up_pending; |
134 | unsigned int out_up_delay; |
135 | unsigned int out_down_pending; |
136 | unsigned int out_down_delay; |
137 | |
138 | unsigned int adsp_rate_cache[MADERA_MAX_ADSP]; |
139 | |
140 | struct mutex rate_lock; |
141 | |
142 | int tdm_width[MADERA_MAX_AIF]; |
143 | int tdm_slots[MADERA_MAX_AIF]; |
144 | |
145 | int domain_group_ref[MADERA_N_DOM_GRPS]; |
146 | }; |
147 | |
148 | struct madera_fll_cfg { |
149 | int n; |
150 | unsigned int theta; |
151 | unsigned int lambda; |
152 | int refdiv; |
153 | int fratio; |
154 | int gain; |
155 | int alt_gain; |
156 | }; |
157 | |
158 | struct madera_fll { |
159 | struct madera *madera; |
160 | int id; |
161 | unsigned int base; |
162 | |
163 | unsigned int fout; |
164 | |
165 | int sync_src; |
166 | unsigned int sync_freq; |
167 | |
168 | int ref_src; |
169 | unsigned int ref_freq; |
170 | struct madera_fll_cfg ref_cfg; |
171 | }; |
172 | |
173 | struct madera_enum { |
174 | struct soc_enum mixer_enum; |
175 | int val; |
176 | }; |
177 | |
178 | extern const unsigned int madera_ana_tlv[]; |
179 | extern const unsigned int madera_eq_tlv[]; |
180 | extern const unsigned int madera_digital_tlv[]; |
181 | extern const unsigned int madera_noise_tlv[]; |
182 | extern const unsigned int madera_ng_tlv[]; |
183 | |
184 | extern const unsigned int madera_mixer_tlv[]; |
185 | extern const char * const madera_mixer_texts[MADERA_NUM_MIXER_INPUTS]; |
186 | extern const unsigned int madera_mixer_values[MADERA_NUM_MIXER_INPUTS]; |
187 | |
188 | #define MADERA_GAINMUX_CONTROLS(name, base) \ |
189 | SOC_SINGLE_RANGE_TLV(name " Input Volume", base + 1, \ |
190 | MADERA_MIXER_VOL_SHIFT, 0x20, 0x50, 0, \ |
191 | madera_mixer_tlv) |
192 | |
193 | #define MADERA_MIXER_CONTROLS(name, base) \ |
194 | SOC_SINGLE_RANGE_TLV(name " Input 1 Volume", base + 1, \ |
195 | MADERA_MIXER_VOL_SHIFT, 0x20, 0x50, 0, \ |
196 | madera_mixer_tlv), \ |
197 | SOC_SINGLE_RANGE_TLV(name " Input 2 Volume", base + 3, \ |
198 | MADERA_MIXER_VOL_SHIFT, 0x20, 0x50, 0, \ |
199 | madera_mixer_tlv), \ |
200 | SOC_SINGLE_RANGE_TLV(name " Input 3 Volume", base + 5, \ |
201 | MADERA_MIXER_VOL_SHIFT, 0x20, 0x50, 0, \ |
202 | madera_mixer_tlv), \ |
203 | SOC_SINGLE_RANGE_TLV(name " Input 4 Volume", base + 7, \ |
204 | MADERA_MIXER_VOL_SHIFT, 0x20, 0x50, 0, \ |
205 | madera_mixer_tlv) |
206 | |
207 | #define MADERA_MUX_ENUM_DECL(name, reg) \ |
208 | SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL( \ |
209 | name, reg, 0, 0xff, madera_mixer_texts, madera_mixer_values) |
210 | |
211 | #define MADERA_MUX_CTL_DECL(name) \ |
212 | const struct snd_kcontrol_new name##_mux = \ |
213 | SOC_DAPM_ENUM("Route", name##_enum) |
214 | |
215 | #define MADERA_MUX_ENUMS(name, base_reg) \ |
216 | static MADERA_MUX_ENUM_DECL(name##_enum, base_reg); \ |
217 | static MADERA_MUX_CTL_DECL(name) |
218 | |
219 | #define MADERA_MIXER_ENUMS(name, base_reg) \ |
220 | MADERA_MUX_ENUMS(name##_in1, base_reg); \ |
221 | MADERA_MUX_ENUMS(name##_in2, base_reg + 2); \ |
222 | MADERA_MUX_ENUMS(name##_in3, base_reg + 4); \ |
223 | MADERA_MUX_ENUMS(name##_in4, base_reg + 6) |
224 | |
225 | #define MADERA_DSP_AUX_ENUMS(name, base_reg) \ |
226 | MADERA_MUX_ENUMS(name##_aux1, base_reg); \ |
227 | MADERA_MUX_ENUMS(name##_aux2, base_reg + 8); \ |
228 | MADERA_MUX_ENUMS(name##_aux3, base_reg + 16); \ |
229 | MADERA_MUX_ENUMS(name##_aux4, base_reg + 24); \ |
230 | MADERA_MUX_ENUMS(name##_aux5, base_reg + 32); \ |
231 | MADERA_MUX_ENUMS(name##_aux6, base_reg + 40) |
232 | |
233 | #define MADERA_MUX(name, ctrl) \ |
234 | SND_SOC_DAPM_MUX(name, SND_SOC_NOPM, 0, 0, ctrl) |
235 | |
236 | #define MADERA_MUX_WIDGETS(name, name_str) \ |
237 | MADERA_MUX(name_str " Input 1", &name##_mux) |
238 | |
239 | #define MADERA_MIXER_WIDGETS(name, name_str) \ |
240 | MADERA_MUX(name_str " Input 1", &name##_in1_mux), \ |
241 | MADERA_MUX(name_str " Input 2", &name##_in2_mux), \ |
242 | MADERA_MUX(name_str " Input 3", &name##_in3_mux), \ |
243 | MADERA_MUX(name_str " Input 4", &name##_in4_mux), \ |
244 | SND_SOC_DAPM_MIXER(name_str " Mixer", SND_SOC_NOPM, 0, 0, NULL, 0) |
245 | |
246 | #define MADERA_DSP_WIDGETS(name, name_str) \ |
247 | MADERA_MIXER_WIDGETS(name##L, name_str "L"), \ |
248 | MADERA_MIXER_WIDGETS(name##R, name_str "R"), \ |
249 | MADERA_MUX(name_str " Aux 1", &name##_aux1_mux), \ |
250 | MADERA_MUX(name_str " Aux 2", &name##_aux2_mux), \ |
251 | MADERA_MUX(name_str " Aux 3", &name##_aux3_mux), \ |
252 | MADERA_MUX(name_str " Aux 4", &name##_aux4_mux), \ |
253 | MADERA_MUX(name_str " Aux 5", &name##_aux5_mux), \ |
254 | MADERA_MUX(name_str " Aux 6", &name##_aux6_mux) |
255 | |
256 | #define MADERA_MUX_ROUTES(widget, name) \ |
257 | { widget, NULL, name " Input 1" }, \ |
258 | MADERA_MIXER_INPUT_ROUTES(name " Input 1") |
259 | |
260 | #define MADERA_MIXER_ROUTES(widget, name) \ |
261 | { widget, NULL, name " Mixer" }, \ |
262 | { name " Mixer", NULL, name " Input 1" }, \ |
263 | { name " Mixer", NULL, name " Input 2" }, \ |
264 | { name " Mixer", NULL, name " Input 3" }, \ |
265 | { name " Mixer", NULL, name " Input 4" }, \ |
266 | MADERA_MIXER_INPUT_ROUTES(name " Input 1"), \ |
267 | MADERA_MIXER_INPUT_ROUTES(name " Input 2"), \ |
268 | MADERA_MIXER_INPUT_ROUTES(name " Input 3"), \ |
269 | MADERA_MIXER_INPUT_ROUTES(name " Input 4") |
270 | |
271 | #define MADERA_DSP_ROUTES(name) \ |
272 | { name, NULL, name " Preloader"}, \ |
273 | { name " Preload", NULL, name " Preloader"}, \ |
274 | { name, NULL, "SYSCLK"}, \ |
275 | { name, NULL, "DSPCLK"}, \ |
276 | { name, NULL, name " Aux 1" }, \ |
277 | { name, NULL, name " Aux 2" }, \ |
278 | { name, NULL, name " Aux 3" }, \ |
279 | { name, NULL, name " Aux 4" }, \ |
280 | { name, NULL, name " Aux 5" }, \ |
281 | { name, NULL, name " Aux 6" }, \ |
282 | MADERA_MIXER_INPUT_ROUTES(name " Aux 1"), \ |
283 | MADERA_MIXER_INPUT_ROUTES(name " Aux 2"), \ |
284 | MADERA_MIXER_INPUT_ROUTES(name " Aux 3"), \ |
285 | MADERA_MIXER_INPUT_ROUTES(name " Aux 4"), \ |
286 | MADERA_MIXER_INPUT_ROUTES(name " Aux 5"), \ |
287 | MADERA_MIXER_INPUT_ROUTES(name " Aux 6"), \ |
288 | MADERA_MIXER_ROUTES(name, name "L"), \ |
289 | MADERA_MIXER_ROUTES(name, name "R") |
290 | |
291 | #define MADERA_RATE_ENUM(xname, xenum) \ |
292 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ |
293 | .info = snd_soc_info_enum_double, \ |
294 | .get = snd_soc_get_enum_double, .put = madera_rate_put, \ |
295 | .private_value = (unsigned long)&xenum } |
296 | |
297 | #define MADERA_EQ_CONTROL(xname, xbase) \ |
298 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
299 | .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \ |
300 | .put = madera_eq_coeff_put, .private_value = \ |
301 | ((unsigned long)&(struct soc_bytes) { .base = xbase, \ |
302 | .num_regs = 20, .mask = ~MADERA_EQ1_B1_MODE }) } |
303 | |
304 | #define MADERA_LHPF_CONTROL(xname, xbase) \ |
305 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
306 | .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \ |
307 | .put = madera_lhpf_coeff_put, .private_value = \ |
308 | ((unsigned long)&(struct soc_bytes) { .base = xbase, \ |
309 | .num_regs = 1 }) } |
310 | |
311 | #define MADERA_RATES SNDRV_PCM_RATE_KNOT |
312 | |
313 | #define MADERA_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ |
314 | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) |
315 | |
316 | #define MADERA_OSR_ENUM_SIZE 5 |
317 | #define MADERA_SYNC_RATE_ENUM_SIZE 3 |
318 | #define MADERA_ASYNC_RATE_ENUM_SIZE 2 |
319 | #define MADERA_RATE_ENUM_SIZE \ |
320 | (MADERA_SYNC_RATE_ENUM_SIZE + MADERA_ASYNC_RATE_ENUM_SIZE) |
321 | #define MADERA_SAMPLE_RATE_ENUM_SIZE 16 |
322 | #define MADERA_DFC_TYPE_ENUM_SIZE 5 |
323 | #define MADERA_DFC_WIDTH_ENUM_SIZE 5 |
324 | |
325 | extern const struct snd_soc_dai_ops madera_dai_ops; |
326 | extern const struct snd_soc_dai_ops madera_simple_dai_ops; |
327 | |
328 | extern const struct snd_kcontrol_new madera_inmux[]; |
329 | extern const struct snd_kcontrol_new madera_inmode[]; |
330 | |
331 | extern const char * const madera_rate_text[MADERA_RATE_ENUM_SIZE]; |
332 | extern const unsigned int madera_rate_val[MADERA_RATE_ENUM_SIZE]; |
333 | |
334 | extern const struct soc_enum madera_sample_rate[]; |
335 | extern const struct soc_enum madera_isrc_fsl[]; |
336 | extern const struct soc_enum madera_isrc_fsh[]; |
337 | extern const struct soc_enum madera_asrc1_rate[]; |
338 | extern const struct soc_enum madera_asrc1_bidir_rate[]; |
339 | extern const struct soc_enum madera_asrc2_rate[]; |
340 | extern const struct soc_enum madera_dfc_width[]; |
341 | extern const struct soc_enum madera_dfc_type[]; |
342 | |
343 | extern const struct soc_enum madera_in_vi_ramp; |
344 | extern const struct soc_enum madera_in_vd_ramp; |
345 | |
346 | extern const struct soc_enum madera_out_vi_ramp; |
347 | extern const struct soc_enum madera_out_vd_ramp; |
348 | |
349 | extern const struct soc_enum madera_lhpf1_mode; |
350 | extern const struct soc_enum madera_lhpf2_mode; |
351 | extern const struct soc_enum madera_lhpf3_mode; |
352 | extern const struct soc_enum madera_lhpf4_mode; |
353 | |
354 | extern const struct soc_enum madera_ng_hold; |
355 | extern const struct soc_enum madera_in_hpf_cut_enum; |
356 | extern const struct soc_enum madera_in_dmic_osr[]; |
357 | |
358 | extern const struct soc_enum madera_output_anc_src[]; |
359 | extern const struct soc_enum madera_anc_input_src[]; |
360 | extern const struct soc_enum madera_anc_ng_enum; |
361 | |
362 | extern const struct snd_kcontrol_new madera_dsp_trigger_output_mux[]; |
363 | extern const struct snd_kcontrol_new madera_drc_activity_output_mux[]; |
364 | |
365 | extern const struct snd_kcontrol_new madera_adsp_rate_controls[]; |
366 | |
367 | int madera_dfc_put(struct snd_kcontrol *kcontrol, |
368 | struct snd_ctl_elem_value *ucontrol); |
369 | |
370 | int madera_lp_mode_put(struct snd_kcontrol *kcontrol, |
371 | struct snd_ctl_elem_value *ucontrol); |
372 | |
373 | int madera_out1_demux_put(struct snd_kcontrol *kcontrol, |
374 | struct snd_ctl_elem_value *ucontrol); |
375 | int madera_out1_demux_get(struct snd_kcontrol *kcontrol, |
376 | struct snd_ctl_elem_value *ucontrol); |
377 | |
378 | int madera_rate_put(struct snd_kcontrol *kcontrol, |
379 | struct snd_ctl_elem_value *ucontrol); |
380 | |
381 | int madera_eq_coeff_put(struct snd_kcontrol *kcontrol, |
382 | struct snd_ctl_elem_value *ucontrol); |
383 | int madera_lhpf_coeff_put(struct snd_kcontrol *kcontrol, |
384 | struct snd_ctl_elem_value *ucontrol); |
385 | |
386 | int madera_clk_ev(struct snd_soc_dapm_widget *w, |
387 | struct snd_kcontrol *kcontrol, int event); |
388 | int madera_sysclk_ev(struct snd_soc_dapm_widget *w, |
389 | struct snd_kcontrol *kcontrol, int event); |
390 | int madera_spk_ev(struct snd_soc_dapm_widget *w, |
391 | struct snd_kcontrol *kcontrol, int event); |
392 | int madera_in_ev(struct snd_soc_dapm_widget *w, |
393 | struct snd_kcontrol *kcontrol, int event); |
394 | int madera_out_ev(struct snd_soc_dapm_widget *w, |
395 | struct snd_kcontrol *kcontrol, int event); |
396 | int madera_hp_ev(struct snd_soc_dapm_widget *w, |
397 | struct snd_kcontrol *kcontrol, int event); |
398 | int madera_anc_ev(struct snd_soc_dapm_widget *w, |
399 | struct snd_kcontrol *kcontrol, int event); |
400 | int madera_domain_clk_ev(struct snd_soc_dapm_widget *w, |
401 | struct snd_kcontrol *kcontrol, |
402 | int event); |
403 | |
404 | int madera_set_adsp_clk(struct madera_priv *priv, int dsp_num, |
405 | unsigned int freq); |
406 | |
407 | int madera_set_sysclk(struct snd_soc_component *component, int clk_id, |
408 | int source, unsigned int freq, int dir); |
409 | |
410 | int madera_init_fll(struct madera *madera, int id, int base, |
411 | struct madera_fll *fll); |
412 | int madera_set_fll_refclk(struct madera_fll *fll, int source, |
413 | unsigned int fref, unsigned int fout); |
414 | int madera_set_fll_syncclk(struct madera_fll *fll, int source, |
415 | unsigned int fref, unsigned int fout); |
416 | int madera_set_fll_ao_refclk(struct madera_fll *fll, int source, |
417 | unsigned int fin, unsigned int fout); |
418 | int madera_fllhj_set_refclk(struct madera_fll *fll, int source, |
419 | unsigned int fin, unsigned int fout); |
420 | |
421 | int madera_core_init(struct madera_priv *priv); |
422 | int madera_core_free(struct madera_priv *priv); |
423 | int madera_init_overheat(struct madera_priv *priv); |
424 | int madera_free_overheat(struct madera_priv *priv); |
425 | int madera_init_inputs(struct snd_soc_component *component); |
426 | int madera_init_outputs(struct snd_soc_component *component, |
427 | const struct snd_soc_dapm_route *routes, |
428 | int n_mono_routes, int n_real); |
429 | int madera_init_bus_error_irq(struct madera_priv *priv, int dsp_num, |
430 | irq_handler_t handler); |
431 | void madera_free_bus_error_irq(struct madera_priv *priv, int dsp_num); |
432 | |
433 | int madera_init_dai(struct madera_priv *priv, int id); |
434 | |
435 | int madera_set_output_mode(struct snd_soc_component *component, int output, |
436 | bool differential); |
437 | |
438 | /* Following functions are for use by machine drivers */ |
439 | static inline int madera_register_notifier(struct snd_soc_component *component, |
440 | struct notifier_block *nb) |
441 | { |
442 | struct madera_priv *priv = snd_soc_component_get_drvdata(c: component); |
443 | struct madera *madera = priv->madera; |
444 | |
445 | return blocking_notifier_chain_register(nh: &madera->notifier, nb); |
446 | } |
447 | |
448 | static inline int |
449 | madera_unregister_notifier(struct snd_soc_component *component, |
450 | struct notifier_block *nb) |
451 | { |
452 | struct madera_priv *priv = snd_soc_component_get_drvdata(c: component); |
453 | struct madera *madera = priv->madera; |
454 | |
455 | return blocking_notifier_chain_unregister(nh: &madera->notifier, nb); |
456 | } |
457 | |
458 | #endif |
459 | |