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Kuninori Morimoto1536a962013-07-21 21:35:52 -07001/*
2 * Renesas R-Car
3 *
4 * Copyright (C) 2013 Renesas Solutions Corp.
5 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11#ifndef RSND_H
12#define RSND_H
13
14#include <linux/clk.h>
15#include <linux/device.h>
Kuninori Morimoto0a4d94c2013-07-28 18:58:50 -070016#include <linux/dma-mapping.h>
Kuninori Morimoto1536a962013-07-21 21:35:52 -070017#include <linux/io.h>
18#include <linux/list.h>
19#include <linux/module.h>
Kuninori Morimoto90e8e502014-03-17 19:29:55 -070020#include <linux/of_device.h>
21#include <linux/of_irq.h>
Kuninori Morimoto0a4d94c2013-07-28 18:58:50 -070022#include <linux/sh_dma.h>
23#include <linux/workqueue.h>
Kuninori Morimoto1536a962013-07-21 21:35:52 -070024#include <sound/rcar_snd.h>
25#include <sound/soc.h>
26#include <sound/pcm_params.h>
27
28/*
29 * pseudo register
30 *
31 * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different.
32 * This driver uses pseudo register in order to hide it.
33 * see gen1/gen2 for detail
34 */
Kuninori Morimoto33377442013-07-21 21:36:21 -070035enum rsnd_reg {
Kuninori Morimoto507d4662013-11-28 18:43:45 -080036 /* SRU/SCU/SSIU */
Kuninori Morimoto07539c12013-07-21 21:36:35 -070037 RSND_REG_SSI_MODE0,
38 RSND_REG_SSI_MODE1,
Kuninori Morimoto0290d2a2014-01-23 18:37:39 -080039 RSND_REG_SRC_BUSIF_MODE,
Kuninori Morimotoef749402013-12-19 19:28:51 -080040 RSND_REG_SRC_ROUTE_MODE0,
41 RSND_REG_SRC_SWRSR,
42 RSND_REG_SRC_SRCIR,
Kuninori Morimoto690ef812013-12-19 19:27:03 -080043 RSND_REG_SRC_ADINR,
Kuninori Morimotoef749402013-12-19 19:28:51 -080044 RSND_REG_SRC_IFSCR,
45 RSND_REG_SRC_IFSVR,
46 RSND_REG_SRC_SRCCR,
Kuninori Morimotocfcefe02015-01-08 01:52:36 +000047 RSND_REG_SCU_SYS_STATUS0,
48 RSND_REG_SCU_SYS_INT_EN0,
Kuninori Morimotobff58ea2014-05-08 17:44:49 -070049 RSND_REG_CMD_ROUTE_SLCT,
Kuninori Morimoto9269e3c2015-07-15 07:17:17 +000050 RSND_REG_CTU_CTUIR,
51 RSND_REG_CTU_ADINR,
Kuninori Morimoto70fb1052015-07-15 07:17:36 +000052 RSND_REG_MIX_SWRSR,
53 RSND_REG_MIX_MIXIR,
54 RSND_REG_MIX_ADINR,
55 RSND_REG_MIX_MIXMR,
56 RSND_REG_MIX_MVPDR,
57 RSND_REG_MIX_MDBAR,
58 RSND_REG_MIX_MDBBR,
59 RSND_REG_MIX_MDBCR,
60 RSND_REG_MIX_MDBDR,
61 RSND_REG_MIX_MDBER,
Kuninori Morimotobff58ea2014-05-08 17:44:49 -070062 RSND_REG_DVC_SWRSR,
63 RSND_REG_DVC_DVUIR,
64 RSND_REG_DVC_ADINR,
65 RSND_REG_DVC_DVUCR,
66 RSND_REG_DVC_ZCMCR,
67 RSND_REG_DVC_VOL0R,
68 RSND_REG_DVC_VOL1R,
69 RSND_REG_DVC_DVUER,
Kuninori Morimoto07539c12013-07-21 21:36:35 -070070
Kuninori Morimotodfc94032013-07-21 21:36:46 -070071 /* ADG */
72 RSND_REG_BRRA,
73 RSND_REG_BRRB,
74 RSND_REG_SSICKR,
75 RSND_REG_AUDIO_CLK_SEL0,
76 RSND_REG_AUDIO_CLK_SEL1,
Kuninori Morimotodfc94032013-07-21 21:36:46 -070077
Kuninori Morimotoae5c3222013-07-21 21:36:57 -070078 /* SSI */
79 RSND_REG_SSICR,
80 RSND_REG_SSISR,
81 RSND_REG_SSITDR,
82 RSND_REG_SSIRDR,
83 RSND_REG_SSIWSR,
84
Kuninori Morimotoc82e1c82014-03-02 23:43:40 -080085 /* SHARE see below */
86 RSND_REG_SHARE01,
87 RSND_REG_SHARE02,
88 RSND_REG_SHARE03,
89 RSND_REG_SHARE04,
90 RSND_REG_SHARE05,
91 RSND_REG_SHARE06,
92 RSND_REG_SHARE07,
93 RSND_REG_SHARE08,
94 RSND_REG_SHARE09,
95 RSND_REG_SHARE10,
96 RSND_REG_SHARE11,
97 RSND_REG_SHARE12,
98 RSND_REG_SHARE13,
99 RSND_REG_SHARE14,
100 RSND_REG_SHARE15,
101 RSND_REG_SHARE16,
102 RSND_REG_SHARE17,
103 RSND_REG_SHARE18,
104 RSND_REG_SHARE19,
Kuninori Morimotobff58ea2014-05-08 17:44:49 -0700105 RSND_REG_SHARE20,
106 RSND_REG_SHARE21,
Kuninori Morimoto1cc71952014-07-30 23:52:26 -0700107 RSND_REG_SHARE22,
Kuninori Morimoto3539cac2014-11-09 19:52:06 -0800108 RSND_REG_SHARE23,
109 RSND_REG_SHARE24,
110 RSND_REG_SHARE25,
Kuninori Morimotocfcefe02015-01-08 01:52:36 +0000111 RSND_REG_SHARE26,
112 RSND_REG_SHARE27,
113 RSND_REG_SHARE28,
Kuninori Morimoto46890322015-07-15 07:14:47 +0000114 RSND_REG_SHARE29,
Kuninori Morimotoc82e1c82014-03-02 23:43:40 -0800115
Kuninori Morimoto33377442013-07-21 21:36:21 -0700116 RSND_REG_MAX,
117};
118
Kuninori Morimotoc82e1c82014-03-02 23:43:40 -0800119/* Gen1 only */
120#define RSND_REG_SRC_ROUTE_SEL RSND_REG_SHARE01
121#define RSND_REG_SRC_TMG_SEL0 RSND_REG_SHARE02
122#define RSND_REG_SRC_TMG_SEL1 RSND_REG_SHARE03
123#define RSND_REG_SRC_TMG_SEL2 RSND_REG_SHARE04
124#define RSND_REG_SRC_ROUTE_CTRL RSND_REG_SHARE05
125#define RSND_REG_SRC_MNFSR RSND_REG_SHARE06
126#define RSND_REG_AUDIO_CLK_SEL3 RSND_REG_SHARE07
127#define RSND_REG_AUDIO_CLK_SEL4 RSND_REG_SHARE08
128#define RSND_REG_AUDIO_CLK_SEL5 RSND_REG_SHARE09
129
130/* Gen2 only */
131#define RSND_REG_SRC_CTRL RSND_REG_SHARE01
132#define RSND_REG_SSI_CTRL RSND_REG_SHARE02
133#define RSND_REG_SSI_BUSIF_MODE RSND_REG_SHARE03
134#define RSND_REG_SSI_BUSIF_ADINR RSND_REG_SHARE04
Kuninori Morimotoefa991d2015-07-15 07:09:47 +0000135#define RSND_REG_SSI_INT_ENABLE RSND_REG_SHARE05
Kuninori Morimotoc82e1c82014-03-02 23:43:40 -0800136#define RSND_REG_SRC_BSDSR RSND_REG_SHARE06
137#define RSND_REG_SRC_BSISR RSND_REG_SHARE07
138#define RSND_REG_DIV_EN RSND_REG_SHARE08
139#define RSND_REG_SRCIN_TIMSEL0 RSND_REG_SHARE09
140#define RSND_REG_SRCIN_TIMSEL1 RSND_REG_SHARE10
141#define RSND_REG_SRCIN_TIMSEL2 RSND_REG_SHARE11
142#define RSND_REG_SRCIN_TIMSEL3 RSND_REG_SHARE12
143#define RSND_REG_SRCIN_TIMSEL4 RSND_REG_SHARE13
144#define RSND_REG_SRCOUT_TIMSEL0 RSND_REG_SHARE14
145#define RSND_REG_SRCOUT_TIMSEL1 RSND_REG_SHARE15
146#define RSND_REG_SRCOUT_TIMSEL2 RSND_REG_SHARE16
147#define RSND_REG_SRCOUT_TIMSEL3 RSND_REG_SHARE17
148#define RSND_REG_SRCOUT_TIMSEL4 RSND_REG_SHARE18
149#define RSND_REG_AUDIO_CLK_SEL2 RSND_REG_SHARE19
Kuninori Morimotobff58ea2014-05-08 17:44:49 -0700150#define RSND_REG_CMD_CTRL RSND_REG_SHARE20
151#define RSND_REG_CMDOUT_TIMSEL RSND_REG_SHARE21
Kuninori Morimotocdde84d2015-07-15 07:09:27 +0000152#define RSND_REG_SSI_BUSIF_DALIGN RSND_REG_SHARE22
Kuninori Morimoto3539cac2014-11-09 19:52:06 -0800153#define RSND_REG_DVC_VRCTR RSND_REG_SHARE23
154#define RSND_REG_DVC_VRPDR RSND_REG_SHARE24
155#define RSND_REG_DVC_VRDBR RSND_REG_SHARE25
Kuninori Morimotocfcefe02015-01-08 01:52:36 +0000156#define RSND_REG_SCU_SYS_STATUS1 RSND_REG_SHARE26
157#define RSND_REG_SCU_SYS_INT_EN1 RSND_REG_SHARE27
158#define RSND_REG_SRC_INT_ENABLE0 RSND_REG_SHARE28
Kuninori Morimoto46890322015-07-15 07:14:47 +0000159#define RSND_REG_SRC_BUSIF_DALIGN RSND_REG_SHARE29
Kuninori Morimotoc82e1c82014-03-02 23:43:40 -0800160
Kuninori Morimoto90e8e502014-03-17 19:29:55 -0700161struct rsnd_of_data;
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700162struct rsnd_priv;
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700163struct rsnd_mod;
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700164struct rsnd_dai;
165struct rsnd_dai_stream;
166
167/*
Kuninori Morimoto33377442013-07-21 21:36:21 -0700168 * R-Car basic functions
169 */
170#define rsnd_mod_read(m, r) \
171 rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
172#define rsnd_mod_write(m, r, d) \
173 rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
Kuninori Morimoto7b47ab42015-06-16 08:53:11 +0000174#define rsnd_mod_force_write(m, r, d) \
175 rsnd_force_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
Kuninori Morimoto33377442013-07-21 21:36:21 -0700176#define rsnd_mod_bset(m, r, s, d) \
177 rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
178
Kuninori Morimoto33377442013-07-21 21:36:21 -0700179u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
180void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
181 enum rsnd_reg reg, u32 data);
Kuninori Morimoto7b47ab42015-06-16 08:53:11 +0000182void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
183 enum rsnd_reg reg, u32 data);
Kuninori Morimoto33377442013-07-21 21:36:21 -0700184void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
185 u32 mask, u32 data);
Kuninori Morimoto3023b382015-07-15 07:14:05 +0000186u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
Kuninori Morimotobfe13602015-07-15 07:14:29 +0000187u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
Kuninori Morimoto46890322015-07-15 07:14:47 +0000188u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
Kuninori Morimotoe2c08412015-07-15 07:13:10 +0000189void rsnd_path_parse(struct rsnd_priv *priv,
190 struct rsnd_dai_stream *io);
Kuninori Morimoto33377442013-07-21 21:36:21 -0700191
192/*
Kuninori Morimoto0a4d94c2013-07-28 18:58:50 -0700193 * R-Car DMA
194 */
Kuninori Morimoto3c685652015-02-20 10:27:12 +0000195struct rsnd_dma;
Kuninori Morimoto3c685652015-02-20 10:27:12 +0000196
Kuninori Morimoto0d00a522015-02-20 10:29:13 +0000197struct rsnd_dmaen {
Kuninori Morimoto0a4d94c2013-07-28 18:58:50 -0700198 struct dma_chan *chan;
Kuninori Morimoto0d00a522015-02-20 10:29:13 +0000199};
200
201struct rsnd_dmapp {
Kuninori Morimoto288f3922015-02-20 10:27:42 +0000202 int dmapp_id;
203 u32 chcr;
Kuninori Morimoto0d00a522015-02-20 10:29:13 +0000204};
205
206struct rsnd_dma {
207 struct rsnd_dma_ops *ops;
Kuninori Morimoto3c685652015-02-20 10:27:12 +0000208 dma_addr_t src_addr;
209 dma_addr_t dst_addr;
Kuninori Morimoto0d00a522015-02-20 10:29:13 +0000210 union {
211 struct rsnd_dmaen en;
212 struct rsnd_dmapp pp;
213 } dma;
Kuninori Morimoto0a4d94c2013-07-28 18:58:50 -0700214};
Kuninori Morimoto0d00a522015-02-20 10:29:13 +0000215#define rsnd_dma_to_dmaen(dma) (&(dma)->dma.en)
216#define rsnd_dma_to_dmapp(dma) (&(dma)->dma.pp)
Kuninori Morimotoc25f20e2015-09-10 06:48:52 +0000217#define rsnd_dma_to_mod(_dma) container_of((_dma), struct rsnd_mod, dma)
Kuninori Morimoto0a4d94c2013-07-28 18:58:50 -0700218
Kuninori Morimoto9b99e9a2015-06-15 06:26:25 +0000219void rsnd_dma_start(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
220void rsnd_dma_stop(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
221int rsnd_dma_init(struct rsnd_dai_stream *io, struct rsnd_dma *dma, int id);
222void rsnd_dma_quit(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
Kuninori Morimoto288f3922015-02-20 10:27:42 +0000223int rsnd_dma_probe(struct platform_device *pdev,
224 const struct rsnd_of_data *of_data,
225 struct rsnd_priv *priv);
Kuninori Morimoto72adc612015-02-20 10:31:23 +0000226struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
227 struct rsnd_mod *mod, char *name);
Kuninori Morimoto0a4d94c2013-07-28 18:58:50 -0700228
229/*
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700230 * R-Car sound mod
231 */
Kuninori Morimotoa1260212014-03-02 23:42:55 -0800232enum rsnd_mod_type {
Kuninori Morimoto8048b912015-01-15 08:09:44 +0000233 RSND_MOD_DVC = 0,
Kuninori Morimoto70fb1052015-07-15 07:17:36 +0000234 RSND_MOD_MIX,
Kuninori Morimoto9269e3c2015-07-15 07:17:17 +0000235 RSND_MOD_CTU,
Kuninori Morimoto8048b912015-01-15 08:09:44 +0000236 RSND_MOD_SRC,
Kuninori Morimotoa1260212014-03-02 23:42:55 -0800237 RSND_MOD_SSI,
238 RSND_MOD_MAX,
239};
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700240
241struct rsnd_mod_ops {
242 char *name;
Kuninori Morimoto9b99e9a2015-06-15 06:26:25 +0000243 struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
244 struct rsnd_mod *mod);
Kuninori Morimoto7681f6a2014-03-03 20:50:33 -0800245 int (*probe)(struct rsnd_mod *mod,
Kuninori Morimoto2c0fac12015-06-15 06:25:20 +0000246 struct rsnd_dai_stream *io,
Kuninori Morimoto690602f2015-01-15 08:07:47 +0000247 struct rsnd_priv *priv);
Kuninori Morimoto7681f6a2014-03-03 20:50:33 -0800248 int (*remove)(struct rsnd_mod *mod,
Kuninori Morimoto2c0fac12015-06-15 06:25:20 +0000249 struct rsnd_dai_stream *io,
Kuninori Morimoto690602f2015-01-15 08:07:47 +0000250 struct rsnd_priv *priv);
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700251 int (*init)(struct rsnd_mod *mod,
Kuninori Morimoto2c0fac12015-06-15 06:25:20 +0000252 struct rsnd_dai_stream *io,
Kuninori Morimoto690602f2015-01-15 08:07:47 +0000253 struct rsnd_priv *priv);
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700254 int (*quit)(struct rsnd_mod *mod,
Kuninori Morimoto2c0fac12015-06-15 06:25:20 +0000255 struct rsnd_dai_stream *io,
Kuninori Morimoto690602f2015-01-15 08:07:47 +0000256 struct rsnd_priv *priv);
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700257 int (*start)(struct rsnd_mod *mod,
Kuninori Morimoto2c0fac12015-06-15 06:25:20 +0000258 struct rsnd_dai_stream *io,
Kuninori Morimoto690602f2015-01-15 08:07:47 +0000259 struct rsnd_priv *priv);
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700260 int (*stop)(struct rsnd_mod *mod,
Kuninori Morimoto2c0fac12015-06-15 06:25:20 +0000261 struct rsnd_dai_stream *io,
Kuninori Morimoto690602f2015-01-15 08:07:47 +0000262 struct rsnd_priv *priv);
Kuninori Morimotobff58ea2014-05-08 17:44:49 -0700263 int (*pcm_new)(struct rsnd_mod *mod,
Kuninori Morimoto2c0fac12015-06-15 06:25:20 +0000264 struct rsnd_dai_stream *io,
Kuninori Morimotobff58ea2014-05-08 17:44:49 -0700265 struct snd_soc_pcm_runtime *rtd);
Kuninori Morimoto3b7843f2015-03-26 04:02:51 +0000266 int (*hw_params)(struct rsnd_mod *mod,
Kuninori Morimoto2c0fac12015-06-15 06:25:20 +0000267 struct rsnd_dai_stream *io,
Kuninori Morimoto3b7843f2015-03-26 04:02:51 +0000268 struct snd_pcm_substream *substream,
269 struct snd_pcm_hw_params *hw_params);
Kuninori Morimoto97463e12014-11-27 08:02:43 +0000270 int (*fallback)(struct rsnd_mod *mod,
Kuninori Morimoto2c0fac12015-06-15 06:25:20 +0000271 struct rsnd_dai_stream *io,
Kuninori Morimoto690602f2015-01-15 08:07:47 +0000272 struct rsnd_priv *priv);
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700273};
274
Kuninori Morimoto4686a0a2014-01-23 18:41:44 -0800275struct rsnd_dai_stream;
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700276struct rsnd_mod {
277 int id;
Kuninori Morimotoa1260212014-03-02 23:42:55 -0800278 enum rsnd_mod_type type;
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700279 struct rsnd_mod_ops *ops;
Kuninori Morimoto0a4d94c2013-07-28 18:58:50 -0700280 struct rsnd_dma dma;
Kuninori Morimoto2099bc82015-06-15 06:24:54 +0000281 struct rsnd_priv *priv;
Kuninori Morimoto85642952015-01-15 08:03:22 +0000282 struct clk *clk;
Kuninori Morimoto417f9642014-11-27 08:02:55 +0000283 u32 status;
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700284};
Kuninori Morimoto417f9642014-11-27 08:02:55 +0000285/*
286 * status
287 *
Kuninori Morimoto5451ea42015-06-15 06:24:34 +0000288 * 0xH0000CBA
Kuninori Morimoto3b7843f2015-03-26 04:02:51 +0000289 *
Kuninori Morimoto5451ea42015-06-15 06:24:34 +0000290 * A 0: probe 1: remove
291 * B 0: init 1: quit
292 * C 0: start 1: stop
293 *
294 * H is always called (see __rsnd_mod_call)
295 * H 0: pcm_new
296 * H 0: fallback
297 * H 0: hw_params
Kuninori Morimoto417f9642014-11-27 08:02:55 +0000298 */
299#define __rsnd_mod_shift_probe 0
300#define __rsnd_mod_shift_remove 0
Kuninori Morimoto5451ea42015-06-15 06:24:34 +0000301#define __rsnd_mod_shift_init 4
302#define __rsnd_mod_shift_quit 4
303#define __rsnd_mod_shift_start 8
304#define __rsnd_mod_shift_stop 8
305#define __rsnd_mod_shift_pcm_new 28 /* always called */
306#define __rsnd_mod_shift_fallback 28 /* always called */
307#define __rsnd_mod_shift_hw_params 28 /* always called */
308
309#define __rsnd_mod_add_probe 1
310#define __rsnd_mod_add_remove -1
311#define __rsnd_mod_add_init 1
312#define __rsnd_mod_add_quit -1
313#define __rsnd_mod_add_start 1
314#define __rsnd_mod_add_stop -1
315#define __rsnd_mod_add_pcm_new 0
316#define __rsnd_mod_add_fallback 0
317#define __rsnd_mod_add_hw_params 0
Kuninori Morimoto417f9642014-11-27 08:02:55 +0000318
319#define __rsnd_mod_call_probe 0
320#define __rsnd_mod_call_remove 1
321#define __rsnd_mod_call_init 0
322#define __rsnd_mod_call_quit 1
323#define __rsnd_mod_call_start 0
324#define __rsnd_mod_call_stop 1
325#define __rsnd_mod_call_pcm_new 0
326#define __rsnd_mod_call_fallback 0
Kuninori Morimoto3b7843f2015-03-26 04:02:51 +0000327#define __rsnd_mod_call_hw_params 0
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700328
Kuninori Morimoto2099bc82015-06-15 06:24:54 +0000329#define rsnd_mod_to_priv(mod) ((mod)->priv)
Kuninori Morimoto0a4d94c2013-07-28 18:58:50 -0700330#define rsnd_mod_to_dma(mod) (&(mod)->dma)
Kuninori Morimoto72413c12015-07-15 07:10:43 +0000331#define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
Kuninori Morimoto2f78dd72015-03-26 04:02:09 +0000332#define rsnd_mod_hw_start(mod) clk_enable((mod)->clk)
333#define rsnd_mod_hw_stop(mod) clk_disable((mod)->clk)
Kuninori Morimotob76e2182015-09-10 07:02:21 +0000334#define rsnd_mod_get(ip) (&(ip)->mod)
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700335
Kuninori Morimoto2099bc82015-06-15 06:24:54 +0000336int rsnd_mod_init(struct rsnd_priv *priv,
337 struct rsnd_mod *mod,
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700338 struct rsnd_mod_ops *ops,
Kuninori Morimoto85642952015-01-15 08:03:22 +0000339 struct clk *clk,
Kuninori Morimotoa1260212014-03-02 23:42:55 -0800340 enum rsnd_mod_type type,
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700341 int id);
Kuninori Morimoto2f78dd72015-03-26 04:02:09 +0000342void rsnd_mod_quit(struct rsnd_mod *mod);
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700343char *rsnd_mod_name(struct rsnd_mod *mod);
Kuninori Morimoto9b99e9a2015-06-15 06:26:25 +0000344struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
345 struct rsnd_mod *mod);
Kuninori Morimotof501b7a2015-06-15 06:25:48 +0000346void rsnd_mod_interrupt(struct rsnd_mod *mod,
347 void (*callback)(struct rsnd_mod *mod,
348 struct rsnd_dai_stream *io));
Kuninori Morimotocdaa3cd2013-07-21 21:36:03 -0700349
350/*
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700351 * R-Car sound DAI
352 */
353#define RSND_DAI_NAME_SIZE 16
354struct rsnd_dai_stream {
Kuninori Morimotof8c3c302015-03-19 04:15:18 +0000355 char name[RSND_DAI_NAME_SIZE];
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700356 struct snd_pcm_substream *substream;
Kuninori Morimotoa1260212014-03-02 23:42:55 -0800357 struct rsnd_mod *mod[RSND_MOD_MAX];
Kuninori Morimoto389933d2014-03-03 20:50:00 -0800358 struct rsnd_dai_path_info *info; /* rcar_snd.h */
Kuninori Morimoto54cb5562015-01-15 08:06:24 +0000359 struct rsnd_dai *rdai;
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700360 int byte_pos;
361 int period_pos;
362 int byte_per_period;
363 int next_period_byte;
364};
Kuninori Morimoto5cbbadd2015-07-15 07:16:19 +0000365#define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
366#define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI)
367#define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC)
Kuninori Morimoto9269e3c2015-07-15 07:17:17 +0000368#define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU)
Kuninori Morimoto70fb1052015-07-15 07:17:36 +0000369#define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX)
Kuninori Morimoto5cbbadd2015-07-15 07:16:19 +0000370#define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC)
Kuninori Morimoto54cb5562015-01-15 08:06:24 +0000371#define rsnd_io_to_rdai(io) ((io)->rdai)
Kuninori Morimoto1b13d1182015-01-15 08:08:34 +0000372#define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
Kuninori Morimoto985a4f62015-01-15 08:06:49 +0000373#define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io)
Kuninori Morimoto9d0e2022015-01-15 08:02:40 +0000374#define rsnd_io_to_runtime(io) ((io)->substream ? \
375 (io)->substream->runtime : NULL)
Kuninori Morimotod5bbe7d2015-06-15 06:27:47 +0000376int rsnd_io_is_working(struct rsnd_dai_stream *io);
Kuninori Morimoto985a4f62015-01-15 08:06:49 +0000377
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700378struct rsnd_dai {
379 char name[RSND_DAI_NAME_SIZE];
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700380 struct rsnd_dai_stream playback;
381 struct rsnd_dai_stream capture;
Kuninori Morimoto1b13d1182015-01-15 08:08:34 +0000382 struct rsnd_priv *priv;
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700383
Dan Carpentera3737732013-11-08 12:46:53 +0300384 unsigned int clk_master:1;
385 unsigned int bit_clk_inv:1;
386 unsigned int frm_clk_inv:1;
387 unsigned int sys_delay:1;
388 unsigned int data_alignment:1;
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700389};
390
Kuninori Morimotoecba9e72014-02-24 22:15:18 -0800391#define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
Kuninori Morimoto3ed64482015-01-15 08:04:51 +0000392#define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
Kuninori Morimoto1b13d1182015-01-15 08:08:34 +0000393#define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700394#define for_each_rsnd_dai(rdai, priv, i) \
Kuninori Morimoto00463c112014-02-11 17:15:51 -0800395 for (i = 0; \
Kuninori Morimotoecba9e72014-02-24 22:15:18 -0800396 (i < rsnd_rdai_nr(priv)) && \
Kuninori Morimoto710d0882015-01-15 08:03:38 +0000397 ((rdai) = rsnd_rdai_get(priv, i)); \
Kuninori Morimoto00463c112014-02-11 17:15:51 -0800398 i++)
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700399
Kuninori Morimoto710d0882015-01-15 08:03:38 +0000400struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
401
Kuninori Morimoto75defee2015-06-15 06:21:15 +0000402bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
403void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700404int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
405
406/*
Kuninori Morimoto33377442013-07-21 21:36:21 -0700407 * R-Car Gen1/Gen2
408 */
409int rsnd_gen_probe(struct platform_device *pdev,
Kuninori Morimoto90e8e502014-03-17 19:29:55 -0700410 const struct rsnd_of_data *of_data,
Kuninori Morimoto33377442013-07-21 21:36:21 -0700411 struct rsnd_priv *priv);
Kuninori Morimoto33377442013-07-21 21:36:21 -0700412void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
413 struct rsnd_mod *mod,
414 enum rsnd_reg reg);
Kuninori Morimotoc5212b42015-02-20 10:25:27 +0000415phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
Kuninori Morimotoad32d0c2014-05-22 23:25:54 -0700416
Kuninori Morimotoc5d5a582013-10-11 00:07:01 -0700417#define rsnd_is_gen1(s) (((s)->info->flags & RSND_GEN_MASK) == RSND_GEN1)
418#define rsnd_is_gen2(s) (((s)->info->flags & RSND_GEN_MASK) == RSND_GEN2)
Kuninori Morimoto33377442013-07-21 21:36:21 -0700419
420/*
Kuninori Morimotodfc94032013-07-21 21:36:46 -0700421 * R-Car ADG
422 */
423int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
424int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
425int rsnd_adg_probe(struct platform_device *pdev,
Kuninori Morimoto90e8e502014-03-17 19:29:55 -0700426 const struct rsnd_of_data *of_data,
Kuninori Morimotodfc94032013-07-21 21:36:46 -0700427 struct rsnd_priv *priv);
Kuninori Morimoto28dc4b62014-01-23 18:41:10 -0800428int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv,
429 struct rsnd_mod *mod,
430 unsigned int src_rate,
431 unsigned int dst_rate);
Kuninori Morimoto629509c2014-01-23 18:42:00 -0800432int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
Kuninori Morimoto629509c2014-01-23 18:42:00 -0800433 struct rsnd_dai_stream *io,
434 unsigned int src_rate,
435 unsigned int dst_rate);
436int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
Kuninori Morimoto629509c2014-01-23 18:42:00 -0800437 struct rsnd_dai_stream *io);
Kuninori Morimotof708d942015-01-15 08:07:19 +0000438int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
Kuninori Morimotobff58ea2014-05-08 17:44:49 -0700439 struct rsnd_dai_stream *io);
Kuninori Morimotodfc94032013-07-21 21:36:46 -0700440
441/*
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700442 * R-Car sound priv
443 */
Kuninori Morimoto90e8e502014-03-17 19:29:55 -0700444struct rsnd_of_data {
445 u32 flags;
446};
447
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700448struct rsnd_priv {
449
Kuninori Morimoto9f464f82014-05-22 23:25:30 -0700450 struct platform_device *pdev;
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700451 struct rcar_snd_info *info;
452 spinlock_t lock;
453
454 /*
Kuninori Morimoto33377442013-07-21 21:36:21 -0700455 * below value will be filled on rsnd_gen_probe()
456 */
457 void *gen;
458
459 /*
Kuninori Morimotodfc94032013-07-21 21:36:46 -0700460 * below value will be filled on rsnd_adg_probe()
461 */
462 void *adg;
463
464 /*
Kuninori Morimoto288f3922015-02-20 10:27:42 +0000465 * below value will be filled on rsnd_dma_probe()
466 */
467 void *dma;
468
469 /*
Kuninori Morimotoae5c3222013-07-21 21:36:57 -0700470 * below value will be filled on rsnd_ssi_probe()
471 */
Kuninori Morimotodd27d802014-01-23 18:39:40 -0800472 void *ssi;
473 int ssi_nr;
Kuninori Morimotoae5c3222013-07-21 21:36:57 -0700474
475 /*
Kuninori Morimoto78edead2015-07-15 07:16:37 +0000476 * below value will be filled on rsnd_src_probe()
477 */
478 void *src;
479 int src_nr;
480
481 /*
Kuninori Morimoto9269e3c2015-07-15 07:17:17 +0000482 * below value will be filled on rsnd_ctu_probe()
483 */
484 void *ctu;
485 int ctu_nr;
486
487 /*
Kuninori Morimoto70fb1052015-07-15 07:17:36 +0000488 * below value will be filled on rsnd_mix_probe()
489 */
490 void *mix;
491 int mix_nr;
492
493 /*
Kuninori Morimotobff58ea2014-05-08 17:44:49 -0700494 * below value will be filled on rsnd_dvc_probe()
495 */
496 void *dvc;
497 int dvc_nr;
498
499 /*
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700500 * below value will be filled on rsnd_dai_probe()
501 */
502 struct snd_soc_dai_driver *daidrv;
503 struct rsnd_dai *rdai;
Kuninori Morimotoecba9e72014-02-24 22:15:18 -0800504 int rdai_nr;
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700505};
506
Kuninori Morimoto9f464f82014-05-22 23:25:30 -0700507#define rsnd_priv_to_pdev(priv) ((priv)->pdev)
508#define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev))
Kuninori Morimoto5da39cf2014-02-24 22:15:00 -0800509#define rsnd_priv_to_info(priv) ((priv)->info)
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700510
Kuninori Morimoto07539c12013-07-21 21:36:35 -0700511/*
Kuninori Morimoto170a2492014-11-27 08:06:14 +0000512 * rsnd_kctrl
513 */
514struct rsnd_kctrl_cfg {
515 unsigned int max;
516 unsigned int size;
517 u32 *val;
518 const char * const *texts;
Kuninori Morimotob65a7cc2015-06-15 06:27:28 +0000519 void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
520 struct rsnd_dai_stream *io;
Kuninori Morimotod1f83d62015-02-02 04:53:53 +0000521 struct snd_card *card;
522 struct snd_kcontrol *kctrl;
Kuninori Morimoto170a2492014-11-27 08:06:14 +0000523};
524
525#define RSND_DVC_CHANNELS 2
526struct rsnd_kctrl_cfg_m {
527 struct rsnd_kctrl_cfg cfg;
528 u32 val[RSND_DVC_CHANNELS];
529};
530
531struct rsnd_kctrl_cfg_s {
532 struct rsnd_kctrl_cfg cfg;
533 u32 val;
534};
535
Kuninori Morimotod1f83d62015-02-02 04:53:53 +0000536void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
537#define rsnd_kctrl_remove(_cfg) _rsnd_kctrl_remove(&((_cfg).cfg))
538
Kuninori Morimoto170a2492014-11-27 08:06:14 +0000539int rsnd_kctrl_new_m(struct rsnd_mod *mod,
Kuninori Morimotob65a7cc2015-06-15 06:27:28 +0000540 struct rsnd_dai_stream *io,
Kuninori Morimoto170a2492014-11-27 08:06:14 +0000541 struct snd_soc_pcm_runtime *rtd,
542 const unsigned char *name,
Kuninori Morimotob65a7cc2015-06-15 06:27:28 +0000543 void (*update)(struct rsnd_dai_stream *io,
544 struct rsnd_mod *mod),
Kuninori Morimoto170a2492014-11-27 08:06:14 +0000545 struct rsnd_kctrl_cfg_m *_cfg,
546 u32 max);
547int rsnd_kctrl_new_s(struct rsnd_mod *mod,
Kuninori Morimotob65a7cc2015-06-15 06:27:28 +0000548 struct rsnd_dai_stream *io,
Kuninori Morimoto170a2492014-11-27 08:06:14 +0000549 struct snd_soc_pcm_runtime *rtd,
550 const unsigned char *name,
Kuninori Morimotob65a7cc2015-06-15 06:27:28 +0000551 void (*update)(struct rsnd_dai_stream *io,
552 struct rsnd_mod *mod),
Kuninori Morimoto170a2492014-11-27 08:06:14 +0000553 struct rsnd_kctrl_cfg_s *_cfg,
554 u32 max);
555int rsnd_kctrl_new_e(struct rsnd_mod *mod,
Kuninori Morimotob65a7cc2015-06-15 06:27:28 +0000556 struct rsnd_dai_stream *io,
Kuninori Morimoto170a2492014-11-27 08:06:14 +0000557 struct snd_soc_pcm_runtime *rtd,
558 const unsigned char *name,
559 struct rsnd_kctrl_cfg_s *_cfg,
Kuninori Morimotob65a7cc2015-06-15 06:27:28 +0000560 void (*update)(struct rsnd_dai_stream *io,
561 struct rsnd_mod *mod),
Kuninori Morimoto170a2492014-11-27 08:06:14 +0000562 const char * const *texts,
563 u32 max);
564
565/*
Kuninori Morimoto78edead2015-07-15 07:16:37 +0000566 * R-Car SSI
567 */
568int rsnd_ssi_probe(struct platform_device *pdev,
569 const struct rsnd_of_data *of_data,
570 struct rsnd_priv *priv);
571void rsnd_ssi_remove(struct platform_device *pdev,
572 struct rsnd_priv *priv);
573struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
574int rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
575int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
576int rsnd_ssi_use_busif(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
577
578/*
Kuninori Morimotoba9c9492014-03-03 20:51:21 -0800579 * R-Car SRC
Kuninori Morimoto07539c12013-07-21 21:36:35 -0700580 */
Kuninori Morimotoba9c9492014-03-03 20:51:21 -0800581int rsnd_src_probe(struct platform_device *pdev,
Kuninori Morimoto90e8e502014-03-17 19:29:55 -0700582 const struct rsnd_of_data *of_data,
Kuninori Morimoto07539c12013-07-21 21:36:35 -0700583 struct rsnd_priv *priv);
Kuninori Morimoto2f78dd72015-03-26 04:02:09 +0000584void rsnd_src_remove(struct platform_device *pdev,
585 struct rsnd_priv *priv);
Kuninori Morimotoba9c9492014-03-03 20:51:21 -0800586struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
587unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
Kuninori Morimoto374e5422014-03-02 23:43:03 -0800588 struct rsnd_dai_stream *io,
Kuninori Morimotoef749402013-12-19 19:28:51 -0800589 struct snd_pcm_runtime *runtime);
Kuninori Morimotod9288d02014-06-22 17:56:23 -0700590int rsnd_src_ssiu_start(struct rsnd_mod *ssi_mod,
Kuninori Morimoto4e2639f2015-06-15 06:26:08 +0000591 struct rsnd_dai_stream *io,
Kuninori Morimotod9288d02014-06-22 17:56:23 -0700592 int use_busif);
Kuninori Morimoto4e2639f2015-06-15 06:26:08 +0000593int rsnd_src_ssiu_stop(struct rsnd_mod *ssi_mod,
594 struct rsnd_dai_stream *io);
Kuninori Morimotof708d942015-01-15 08:07:19 +0000595int rsnd_src_ssi_irq_enable(struct rsnd_mod *ssi_mod);
596int rsnd_src_ssi_irq_disable(struct rsnd_mod *ssi_mod);
Kuninori Morimotoef749402013-12-19 19:28:51 -0800597
Kuninori Morimotoae5c3222013-07-21 21:36:57 -0700598/*
Kuninori Morimoto9269e3c2015-07-15 07:17:17 +0000599 * R-Car CTU
600 */
601int rsnd_ctu_probe(struct platform_device *pdev,
602 const struct rsnd_of_data *of_data,
603 struct rsnd_priv *priv);
604
605void rsnd_ctu_remove(struct platform_device *pdev,
606 struct rsnd_priv *priv);
607struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
608
609/*
Kuninori Morimoto70fb1052015-07-15 07:17:36 +0000610 * R-Car MIX
611 */
612int rsnd_mix_probe(struct platform_device *pdev,
613 const struct rsnd_of_data *of_data,
614 struct rsnd_priv *priv);
615
616void rsnd_mix_remove(struct platform_device *pdev,
617 struct rsnd_priv *priv);
618struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
619
620/*
Kuninori Morimotobff58ea2014-05-08 17:44:49 -0700621 * R-Car DVC
622 */
623int rsnd_dvc_probe(struct platform_device *pdev,
624 const struct rsnd_of_data *of_data,
625 struct rsnd_priv *priv);
626void rsnd_dvc_remove(struct platform_device *pdev,
627 struct rsnd_priv *priv);
628struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
629
Kuninori Morimoto1536a962013-07-21 21:35:52 -0700630#endif