1 /* 2 * wm_adsp.h -- Wolfson ADSP support 3 * 4 * Copyright 2012 Wolfson Microelectronics plc 5 * 6 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> 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 __WM_ADSP_H 14 #define __WM_ADSP_H 15 16 #include <sound/soc.h> 17 #include <sound/soc-dapm.h> 18 19 #include "wmfw.h" 20 21 struct regulator; 22 23 struct wm_adsp_region { 24 int type; 25 unsigned int base; 26 }; 27 28 struct wm_adsp_alg_region { 29 struct list_head list; 30 unsigned int alg; 31 int type; 32 unsigned int base; 33 size_t len; 34 }; 35 36 struct wm_adsp { 37 const char *part; 38 int num; 39 int type; 40 struct device *dev; 41 struct regmap *regmap; 42 43 int base; 44 int sysclk_reg; 45 int sysclk_mask; 46 int sysclk_shift; 47 48 struct list_head alg_regions; 49 50 int fw_id; 51 52 const struct wm_adsp_region *mem; 53 int num_mems; 54 55 int fw; 56 bool running; 57 58 struct regulator *dvfs; 59 60 struct wm_coeff *wm_coeff; 61 }; 62 63 #define WM_ADSP1(wname, num) \ 64 SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, num, 0, NULL, 0, \ 65 wm_adsp1_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD) 66 67 #define WM_ADSP2(wname, num) \ 68 SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, num, 0, NULL, 0, \ 69 wm_adsp2_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD) 70 71 extern const struct snd_kcontrol_new wm_adsp1_fw_controls[]; 72 extern const struct snd_kcontrol_new wm_adsp2_fw_controls[]; 73 74 int wm_adsp1_init(struct wm_adsp *adsp); 75 int wm_adsp2_init(struct wm_adsp *adsp, bool dvfs); 76 int wm_adsp1_event(struct snd_soc_dapm_widget *w, 77 struct snd_kcontrol *kcontrol, int event); 78 int wm_adsp2_event(struct snd_soc_dapm_widget *w, 79 struct snd_kcontrol *kcontrol, int event); 80 81 #endif 82