diff options
| -rw-r--r-- | drivers/base/regmap/internal.h | 3 | ||||
| -rw-r--r-- | drivers/base/regmap/regmap.c | 103 | ||||
| -rw-r--r-- | include/linux/regmap.h | 13 | ||||
| -rw-r--r-- | include/sound/rcar_snd.h | 1 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/adg.c | 11 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/core.c | 50 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/gen.c | 261 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/rsnd.h | 5 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/scu.c | 12 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/ssi.c | 52 |
10 files changed, 326 insertions, 185 deletions
diff --git a/drivers/base/regmap/internal.h b/drivers/base/regmap/internal.h index 6873b4c..33414b1 100644 --- a/drivers/base/regmap/internal.h +++ b/drivers/base/regmap/internal.h @@ -180,6 +180,9 @@ struct regmap_field { /* lsb */ unsigned int shift; unsigned int reg; + + unsigned int id_size; + unsigned int id_offset; }; #ifdef CONFIG_DEBUG_FS diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 0503d86..ccdac61 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -813,6 +813,8 @@ static void regmap_field_init(struct regmap_field *rm_field, rm_field->reg = reg_field.reg; rm_field->shift = reg_field.lsb; rm_field->mask = ((BIT(field_bits) - 1) << reg_field.lsb); + rm_field->id_size = reg_field.id_size; + rm_field->id_offset = reg_field.id_offset; } /** @@ -1420,6 +1422,74 @@ int regmap_field_write(struct regmap_field *field, unsigned int val) } EXPORT_SYMBOL_GPL(regmap_field_write); +/** + * regmap_field_update_bits(): Perform a read/modify/write cycle + * on the register field + * + * @field: Register field to write to + * @mask: Bitmask to change + * @val: Value to be written + * + * A value of zero will be returned on success, a negative errno will + * be returned in error cases. + */ +int regmap_field_update_bits(struct regmap_field *field, unsigned int mask, unsigned int val) +{ + mask = (mask << field->shift) & field->mask; + + return regmap_update_bits(field->regmap, field->reg, + mask, val << field->shift); +} +EXPORT_SYMBOL_GPL(regmap_field_update_bits); + +/** + * regmap_fields_write(): Write a value to a single register field with port ID + * + * @field: Register field to write to + * @id: port ID + * @val: Value to be written + * + * A value of zero will be returned on success, a negative errno will + * be returned in error cases. + */ +int regmap_fields_write(struct regmap_field *field, unsigned int id, + unsigned int val) +{ + if (id >= field->id_size) + return -EINVAL; + + return regmap_update_bits(field->regmap, + field->reg + (field->id_offset * id), + field->mask, val << field->shift); +} +EXPORT_SYMBOL_GPL(regmap_fields_write); + +/** + * regmap_fields_update_bits(): Perform a read/modify/write cycle + * on the register field + * + * @field: Register field to write to + * @id: port ID + * @mask: Bitmask to change + * @val: Value to be written + * + * A value of zero will be returned on success, a negative errno will + * be returned in error cases. + */ +int regmap_fields_update_bits(struct regmap_field *field, unsigned int id, + unsigned int mask, unsigned int val) +{ + if (id >= field->id_size) + return -EINVAL; + + mask = (mask << field->shift) & field->mask; + + return regmap_update_bits(field->regmap, + field->reg + (field->id_offset * id), + mask, val << field->shift); +} +EXPORT_SYMBOL_GPL(regmap_fields_update_bits); + /* * regmap_bulk_write(): Write multiple registers to the device * @@ -1731,6 +1801,39 @@ int regmap_field_read(struct regmap_field *field, unsigned int *val) EXPORT_SYMBOL_GPL(regmap_field_read); /** + * regmap_fields_read(): Read a value to a single register field with port ID + * + * @field: Register field to read from + * @id: port ID + * @val: Pointer to store read value + * + * A value of zero will be returned on success, a negative errno will + * be returned in error cases. + */ +int regmap_fields_read(struct regmap_field *field, unsigned int id, + unsigned int *val) +{ + int ret; + unsigned int reg_val; + + if (id >= field->id_size) + return -EINVAL; + + ret = regmap_read(field->regmap, + field->reg + (field->id_offset * id), + ®_val); + if (ret != 0) + return ret; + + reg_val &= field->mask; + reg_val >>= field->shift; + *val = reg_val; + + return ret; +} +EXPORT_SYMBOL_GPL(regmap_fields_read); + +/** * regmap_bulk_read(): Read multiple registers from the device * * @map: Register map to write to diff --git a/include/linux/regmap.h b/include/linux/regmap.h index 114565b..dc90b8c 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -431,11 +431,15 @@ bool regmap_reg_in_ranges(unsigned int reg, * @reg: Offset of the register within the regmap bank * @lsb: lsb of the register field. * @reg: msb of the register field. + * @id_size: port size if it has some ports + * @id_offset: address offset for each ports */ struct reg_field { unsigned int reg; unsigned int lsb; unsigned int msb; + unsigned int id_size; + unsigned int id_offset; }; #define REG_FIELD(_reg, _lsb, _msb) { \ @@ -454,6 +458,15 @@ void devm_regmap_field_free(struct device *dev, struct regmap_field *field); int regmap_field_read(struct regmap_field *field, unsigned int *val); int regmap_field_write(struct regmap_field *field, unsigned int val); +int regmap_field_update_bits(struct regmap_field *field, + unsigned int mask, unsigned int val); + +int regmap_fields_write(struct regmap_field *field, unsigned int id, + unsigned int val); +int regmap_fields_read(struct regmap_field *field, unsigned int id, + unsigned int *val); +int regmap_fields_update_bits(struct regmap_field *field, unsigned int id, + unsigned int mask, unsigned int val); /** * Description of an IRQ for the generic regmap irq_chip. diff --git a/include/sound/rcar_snd.h b/include/sound/rcar_snd.h index fb0a312..12afab1 100644 --- a/include/sound/rcar_snd.h +++ b/include/sound/rcar_snd.h @@ -36,7 +36,6 @@ #define RSND_SSI_CLK_PIN_SHARE (1 << 31) #define RSND_SSI_CLK_FROM_ADG (1 << 30) /* clock parent is master */ #define RSND_SSI_SYNC (1 << 29) /* SSI34_sync etc */ -#define RSND_SSI_DEPENDENT (1 << 28) /* SSI needs SRU/SCU */ #define RSND_SSI_PLAY (1 << 24) diff --git a/sound/soc/sh/rcar/adg.c b/sound/soc/sh/rcar/adg.c index d80deb7..9430097 100644 --- a/sound/soc/sh/rcar/adg.c +++ b/sound/soc/sh/rcar/adg.c @@ -8,7 +8,6 @@ * for more details. */ #include <linux/sh_clk.h> -#include <mach/clock.h> #include "rsnd.h" #define CLKA 0 @@ -22,6 +21,7 @@ struct rsnd_adg { int rate_of_441khz_div_6; int rate_of_48khz_div_6; + u32 ckr; }; #define for_each_rsnd_clk(pos, adg, i) \ @@ -116,6 +116,11 @@ int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate) found_clock: + /* see rsnd_adg_ssi_clk_init() */ + rsnd_mod_bset(mod, SSICKR, 0x00FF0000, adg->ckr); + rsnd_mod_write(mod, BRRA, 0x00000002); /* 1/6 */ + rsnd_mod_write(mod, BRRB, 0x00000002); /* 1/6 */ + /* * This "mod" = "ssi" here. * we can get "ssi id" from mod @@ -182,9 +187,7 @@ static void rsnd_adg_ssi_clk_init(struct rsnd_priv *priv, struct rsnd_adg *adg) } } - rsnd_priv_bset(priv, SSICKR, 0x00FF0000, ckr); - rsnd_priv_write(priv, BRRA, 0x00000002); /* 1/6 */ - rsnd_priv_write(priv, BRRB, 0x00000002); /* 1/6 */ + adg->ckr = ckr; } int rsnd_adg_probe(struct platform_device *pdev, diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index a357060..b234ed6 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -103,54 +103,9 @@ * rsnd_platform functions */ #define rsnd_platform_call(priv, dai, func, param...) \ - (!(priv->info->func) ? -ENODEV : \ + (!(priv->info->func) ? 0 : \ priv->info->func(param)) - -/* - * basic function - */ -u32 rsnd_read(struct rsnd_priv *priv, - struct rsnd_mod *mod, enum rsnd_reg reg) -{ - void __iomem *base = rsnd_gen_reg_get(priv, mod, reg); - - BUG_ON(!base); - - return ioread32(base); -} - -void rsnd_write(struct rsnd_priv *priv, - struct rsnd_mod *mod, - enum rsnd_reg reg, u32 data) -{ - void __iomem *base = rsnd_gen_reg_get(priv, mod, reg); - struct device *dev = rsnd_priv_to_dev(priv); - - BUG_ON(!base); - - dev_dbg(dev, "w %p : %08x\n", base, data); - - iowrite32(data, base); -} - -void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, - enum rsnd_reg reg, u32 mask, u32 data) -{ - void __iomem *base = rsnd_gen_reg_get(priv, mod, reg); - struct device *dev = rsnd_priv_to_dev(priv); - u32 val; - - BUG_ON(!base); - - val = ioread32(base); - val &= ~mask; - val |= data & mask; - iowrite32(val, base); - - dev_dbg(dev, "s %p : %08x\n", base, val); -} - /* * rsnd_mod functions */ @@ -363,6 +318,9 @@ int rsnd_dai_id(struct rsnd_priv *priv, struct rsnd_dai *rdai) struct rsnd_dai *rsnd_dai_get(struct rsnd_priv *priv, int id) { + if ((id < 0) || (id >= rsnd_dai_nr(priv))) + return NULL; + return priv->rdai + id; } diff --git a/sound/soc/sh/rcar/gen.c b/sound/soc/sh/rcar/gen.c index babb203..61212ee 100644 --- a/sound/soc/sh/rcar/gen.c +++ b/sound/soc/sh/rcar/gen.c @@ -11,6 +11,11 @@ #include "rsnd.h" struct rsnd_gen_ops { + int (*probe)(struct platform_device *pdev, + struct rcar_snd_info *info, + struct rsnd_priv *priv); + void (*remove)(struct platform_device *pdev, + struct rsnd_priv *priv); int (*path_init)(struct rsnd_priv *priv, struct rsnd_dai *rdai, struct rsnd_dai_stream *io); @@ -19,21 +24,97 @@ struct rsnd_gen_ops { struct rsnd_dai_stream *io); }; -struct rsnd_gen_reg_map { - int index; /* -1 : not supported */ - u32 offset_id; /* offset of ssi0, ssi1, ssi2... */ - u32 offset_adr; /* offset of SSICR, SSISR, ... */ -}; - struct rsnd_gen { void __iomem *base[RSND_BASE_MAX]; - struct rsnd_gen_reg_map reg_map[RSND_REG_MAX]; struct rsnd_gen_ops *ops; + + struct regmap *regmap; + struct regmap_field *regs[RSND_REG_MAX]; }; #define rsnd_priv_to_gen(p) ((struct rsnd_gen *)(p)->gen) +#define RSND_REG_SET(gen, id, reg_id, offset, _id_offset, _id_size) \ + [id] = { \ + .reg = (unsigned int)gen->base[reg_id] + offset, \ + .lsb = 0, \ + .msb = 31, \ + .id_size = _id_size, \ + .id_offset = _id_offset, \ + } + +/* + * basic function + */ +static int rsnd_regmap_write32(void *context, const void *_data, size_t count) +{ + struct rsnd_priv *priv = context; + struct device *dev = rsnd_priv_to_dev(priv); + u32 *data = (u32 *)_data; + u32 val = data[1]; + void __iomem *reg = (void *)data[0]; + + iowrite32(val, reg); + + dev_dbg(dev, "w %p : %08x\n", reg, val); + + return 0; +} + +static int rsnd_regmap_read32(void *context, + const void *_data, size_t reg_size, + void *_val, size_t val_size) +{ + struct rsnd_priv *priv = context; + struct device *dev = rsnd_priv_to_dev(priv); + u32 *data = (u32 *)_data; + u32 *val = (u32 *)_val; + void __iomem *reg = (void *)data[0]; + + *val = ioread32(reg); + + dev_dbg(dev, "r %p : %08x\n", reg, *val); + + return 0; +} + +static struct regmap_bus rsnd_regmap_bus = { + .write = rsnd_regmap_write32, + .read = rsnd_regmap_read32, + .reg_format_endian_default = REGMAP_ENDIAN_NATIVE, + .val_format_endian_default = REGMAP_ENDIAN_NATIVE, +}; + +u32 rsnd_read(struct rsnd_priv *priv, + struct rsnd_mod *mod, enum rsnd_reg reg) +{ + struct rsnd_gen *gen = rsnd_priv_to_gen(priv); + u32 val; + + regmap_fields_read(gen->regs[reg], rsnd_mod_id(mod), &val); + + return val; +} + +void rsnd_write(struct rsnd_priv *priv, + struct rsnd_mod *mod, + enum rsnd_reg reg, u32 data) +{ + struct rsnd_gen *gen = rsnd_priv_to_gen(priv); + + regmap_fields_write(gen->regs[reg], rsnd_mod_id(mod), data); +} + +void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, + enum rsnd_reg reg, u32 mask, u32 data) +{ + struct rsnd_gen *gen = rsnd_priv_to_gen(priv); + + regmap_fields_update_bits(gen->regs[reg], rsnd_mod_id(mod), + mask, data); +} + /* * Gen2 * will be filled in the future @@ -98,44 +179,64 @@ static int rsnd_gen1_path_exit(struct rsnd_priv *priv, return ret; } -static struct rsnd_gen_ops rsnd_gen1_ops = { - .path_init = rsnd_gen1_path_init, - .path_exit = rsnd_gen1_path_exit, -}; +/* single address mapping */ +#define RSND_GEN1_S_REG(gen, reg, id, offset) \ + RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN1_##reg, offset, 0, 9) -#define RSND_GEN1_REG_MAP(g, s, i, oi, oa) \ - do { \ - (g)->reg_map[RSND_REG_##i].index = RSND_GEN1_##s; \ - (g)->reg_map[RSND_REG_##i].offset_id = oi; \ - (g)->reg_map[RSND_REG_##i].offset_adr = oa; \ - } while (0) +/* multi address mapping */ +#define RSND_GEN1_M_REG(gen, reg, id, offset, _id_offset) \ + RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN1_##reg, offset, _id_offset, 9) -static void rsnd_gen1_reg_map_init(struct rsnd_gen *gen) +static int rsnd_gen1_regmap_init(struct rsnd_priv *priv, struct rsnd_gen *gen) { - RSND_GEN1_REG_MAP(gen, SRU, SRC_ROUTE_SEL, 0x0, 0x00); - RSND_GEN1_REG_MAP(gen, SRU, SRC_TMG_SEL0, 0x0, 0x08); - RSND_GEN1_REG_MAP(gen, SRU, SRC_TMG_SEL1, 0x0, 0x0c); - RSND_GEN1_REG_MAP(gen, SRU, SRC_TMG_SEL2, 0x0, 0x10); - RSND_GEN1_REG_MAP(gen, SRU, SRC_CTRL, 0x0, 0xc0); - RSND_GEN1_REG_MAP(gen, SRU, SSI_MODE0, 0x0, 0xD0); - RSND_GEN1_REG_MAP(gen, SRU, SSI_MODE1, 0x0, 0xD4); - RSND_GEN1_REG_MAP(gen, SRU, BUSIF_MODE, 0x4, 0x20); - RSND_GEN1_REG_MAP(gen, SRU, BUSIF_ADINR, 0x40, 0x214); - - RSND_GEN1_REG_MAP(gen, ADG, BRRA, 0x0, 0x00); - RSND_GEN1_REG_MAP(gen, ADG, BRRB, 0x0, 0x04); - RSND_GEN1_REG_MAP(gen, ADG, SSICKR, 0x0, 0x08); - RSND_GEN1_REG_MAP(gen, ADG, AUDIO_CLK_SEL0, 0x0, 0x0c); - RSND_GEN1_REG_MAP(gen, ADG, AUDIO_CLK_SEL1, 0x0, 0x10); - RSND_GEN1_REG_MAP(gen, ADG, AUDIO_CLK_SEL3, 0x0, 0x18); - RSND_GEN1_REG_MAP(gen, ADG, AUDIO_CLK_SEL4, 0x0, 0x1c); - RSND_GEN1_REG_MAP(gen, ADG, AUDIO_CLK_SEL5, 0x0, 0x20); - - RSND_GEN1_REG_MAP(gen, SSI, SSICR, 0x40, 0x00); - RSND_GEN1_REG_MAP(gen, SSI, SSISR, 0x40, 0x04); - RSND_GEN1_REG_MAP(gen, SSI, SSITDR, 0x40, 0x08); - RSND_GEN1_REG_MAP(gen, SSI, SSIRDR, 0x40, 0x0c); - RSND_GEN1_REG_MAP(gen, SSI, SSIWSR, 0x40, 0x20); + int i; + struct device *dev = rsnd_priv_to_dev(priv); + struct regmap_config regc; + struct reg_field regf[RSND_REG_MAX] = { + RSND_GEN1_S_REG(gen, SRU, SRC_ROUTE_SEL, 0x00), + RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL0, 0x08), + RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL1, 0x0c), + RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL2, 0x10), + RSND_GEN1_S_REG(gen, SRU, SRC_CTRL, 0xc0), + RSND_GEN1_S_REG(gen, SRU, SSI_MODE0, 0xD0), + RSND_GEN1_S_REG(gen, SRU, SSI_MODE1, 0xD4), + RSND_GEN1_M_REG(gen, SRU, BUSIF_MODE, 0x20, 0x4), + RSND_GEN1_M_REG(gen, SRU, BUSIF_ADINR, 0x214, 0x40), + + RSND_GEN1_S_REG(gen, ADG, BRRA, 0x00), + RSND_GEN1_S_REG(gen, ADG, BRRB, 0x04), + RSND_GEN1_S_REG(gen, ADG, SSICKR, 0x08), + RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL0, 0x0c), + RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL1, 0x10), + RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL3, 0x18), + RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL4, 0x1c), + RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL5, 0x20), + + RSND_GEN1_M_REG(gen, SSI, SSICR, 0x00, 0x40), + RSND_GEN1_M_REG(gen, SSI, SSISR, 0x04, 0x40), + RSND_GEN1_M_REG(gen, SSI, SSITDR, 0x08, 0x40), + RSND_GEN1_M_REG(gen, SSI, SSIRDR, 0x0c, 0x40), + RSND_GEN1_M_REG(gen, SSI, SSIWSR, 0x20, 0x40), + }; + + memset(®c, 0, sizeof(regc)); + regc.reg_bits = 32; + regc.val_bits = 32; + + gen->regmap = devm_regmap_init(dev, &rsnd_regmap_bus, priv, ®c); + if (IS_ERR(gen->regmap)) { + dev_err(dev, "regmap error %ld\n", PTR_ERR(gen->regmap)); + return PTR_ERR(gen->regmap); + } + + for (i = 0; i < RSND_REG_MAX; i++) { + gen->regs[i] = devm_regmap_field_alloc(dev, gen->regmap, regf[i]); + if (IS_ERR(gen->regs[i])) + return PTR_ERR(gen->regs[i]); + + } + + return 0; } static int rsnd_gen1_probe(struct platform_device *pdev, @@ -147,6 +248,7 @@ static int rsnd_gen1_probe(struct platform_device *pdev, struct resource *sru_res; struct resource *adg_res; struct resource *ssi_res; + int ret; /* * map address @@ -163,8 +265,9 @@ static int rsnd_gen1_probe(struct platform_device *pdev, IS_ERR(gen->base[RSND_GEN1_SSI])) return -ENODEV; - gen->ops = &rsnd_gen1_ops; - rsnd_gen1_reg_map_init(gen); + ret = rsnd_gen1_regmap_init(priv, gen); + if (ret < 0) + return ret; dev_dbg(dev, "Gen1 device probed\n"); dev_dbg(dev, "SRU : %08x => %p\n", sru_res->start, @@ -183,6 +286,13 @@ static void rsnd_gen1_remove(struct platform_device *pdev, { } +static struct rsnd_gen_ops rsnd_gen1_ops = { + .probe = rsnd_gen1_probe, + .remove = rsnd_gen1_remove, + .path_init = rsnd_gen1_path_init, + .path_exit = rsnd_gen1_path_exit, +}; + /* * Gen */ @@ -204,46 +314,12 @@ int rsnd_gen_path_exit(struct rsnd_priv *priv, return gen->ops->path_exit(priv, rdai, io); } -void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, - struct rsnd_mod *mod, - enum rsnd_reg reg) -{ - struct rsnd_gen *gen = rsnd_priv_to_gen(priv); - struct device *dev = rsnd_priv_to_dev(priv); - int index; - u32 offset_id, offset_adr; - - if (reg >= RSND_REG_MAX) { - dev_err(dev, "rsnd_reg reg error\n"); - return NULL; - } - - index = gen->reg_map[reg].index; - offset_id = gen->reg_map[reg].offset_id; - offset_adr = gen->reg_map[reg].offset_adr; - - if (index < 0) { - dev_err(dev, "unsupported reg access %d\n", reg); - return NULL; - } - - if (offset_id && mod) - offset_id *= rsnd_mod_id(mod); - - /* - * index/offset were set on gen1/gen2 - */ - - return gen->base[index] + offset_id + offset_adr; -} - int rsnd_gen_probe(struct platform_device *pdev, struct rcar_snd_info *info, struct rsnd_priv *priv) { struct device *dev = rsnd_priv_to_dev(priv); struct rsnd_gen *gen; - int i; gen = devm_kzalloc(dev, sizeof(*gen), GFP_KERNEL); if (!gen) { @@ -251,30 +327,23 @@ int rsnd_gen_probe(struct platform_device *pdev, return -ENOMEM; } - priv->gen = gen; - - /* - * see - * rsnd_reg_get() - * rsnd_gen_probe() - */ - for (i = 0; i < RSND_REG_MAX; i++) - gen->reg_map[i].index = -1; - - /* - * init each module - */ if (rsnd_is_gen1(priv)) - return rsnd_gen1_probe(pdev, info, priv); + gen->ops = &rsnd_gen1_ops; - dev_err(dev, "unknown generation R-Car sound device\n"); + if (!gen->ops) { + dev_err(dev, "unknown generation R-Car sound device\n"); + return -ENODEV; + } - return -ENODEV; + priv->gen = gen; + + return gen->ops->probe(pdev, info, priv); } void rsnd_gen_remove(struct platform_device *pdev, struct rsnd_priv *priv) { - if (rsnd_is_gen1(priv)) - rsnd_gen1_remove(pdev, priv); + struct rsnd_gen *gen = rsnd_priv_to_gen(priv); + + gen->ops->remove(pdev, priv); } diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h index 5dd87f4..9e463e5 100644 --- a/sound/soc/sh/rcar/rsnd.h +++ b/sound/soc/sh/rcar/rsnd.h @@ -78,10 +78,6 @@ struct rsnd_dai_stream; #define rsnd_mod_bset(m, r, s, d) \ rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d) -#define rsnd_priv_read(p, r) rsnd_read(p, NULL, RSND_REG_##r) -#define rsnd_priv_write(p, r, d) rsnd_write(p, NULL, RSND_REG_##r, d) -#define rsnd_priv_bset(p, r, s, d) rsnd_bset(p, NULL, RSND_REG_##r, s, d) - u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg); void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg, u32 data); @@ -285,6 +281,7 @@ int rsnd_scu_probe(struct platform_device *pdev, void rsnd_scu_remove(struct platform_device *pdev, struct rsnd_priv *priv); struct rsnd_mod *rsnd_scu_mod_get(struct rsnd_priv *priv, int id); +bool rsnd_scu_hpbif_is_enable(struct rsnd_mod *mod); #define rsnd_scu_nr(priv) ((priv)->scu_nr) /* diff --git a/sound/soc/sh/rcar/scu.c b/sound/soc/sh/rcar/scu.c index 2df2e91..1ab1bce 100644 --- a/sound/soc/sh/rcar/scu.c +++ b/sound/soc/sh/rcar/scu.c @@ -146,20 +146,26 @@ static int rsnd_scu_set_hpbif(struct rsnd_priv *priv, return 0; } +bool rsnd_scu_hpbif_is_enable(struct rsnd_mod *mod) +{ + struct rsnd_scu *scu = rsnd_mod_to_scu(mod); + u32 flags = rsnd_scu_mode_flags(scu); + + return !!(flags & RSND_SCU_USE_HPBIF); +} + static int rsnd_scu_start(struct rsnd_mod *mod, struct rsnd_dai *rdai, struct rsnd_dai_stream *io) { struct rsnd_priv *priv = rsnd_mod_to_priv(mod); - struct rsnd_scu *scu = rsnd_mod_to_scu(mod); struct device *dev = rsnd_priv_to_dev(priv); - u32 flags = rsnd_scu_mode_flags(scu); int ret; /* * SCU will be used if it has RSND_SCU_USE_HPBIF flags */ - if (!(flags & RSND_SCU_USE_HPBIF)) { + if (!rsnd_scu_hpbif_is_enable(mod)) { /* it use PIO transter */ dev_dbg(dev, "%s%d is not used\n", rsnd_mod_name(mod), rsnd_mod_id(mod)); diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index fae26d3..b71cf9d 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -101,29 +101,30 @@ struct rsnd_ssiu { #define rsnd_ssi_to_ssiu(ssi)\ (((struct rsnd_ssiu *)((ssi) - rsnd_mod_id(&(ssi)->mod))) - 1) -static void rsnd_ssi_mode_init(struct rsnd_priv *priv, - struct rsnd_ssiu *ssiu) +static void rsnd_ssi_mode_set(struct rsnd_priv *priv, + struct rsnd_dai *rdai, + struct rsnd_ssi *ssi) { struct device *dev = rsnd_priv_to_dev(priv); - struct rsnd_ssi *ssi; + struct rsnd_mod *scu; + struct rsnd_ssiu *ssiu = rsnd_ssi_to_ssiu(ssi); + int id = rsnd_mod_id(&ssi->mod); u32 flags; u32 val; - int i; + + scu = rsnd_scu_mod_get(priv, rsnd_mod_id(&ssi->mod)); /* * SSI_MODE0 */ - ssiu->ssi_mode0 = 0; - for_each_rsnd_ssi(ssi, priv, i) { - flags = rsnd_ssi_mode_flags(ssi); - - /* see also BUSIF_MODE */ - if (!(flags & RSND_SSI_DEPENDENT)) { - ssiu->ssi_mode0 |= (1 << i); - dev_dbg(dev, "SSI%d uses INDEPENDENT mode\n", i); - } else { - dev_dbg(dev, "SSI%d uses DEPENDENT mode\n", i); - } + + /* see also BUSIF_MODE */ + if (rsnd_scu_hpbif_is_enable(scu)) { + ssiu->ssi_mode0 &= ~(1 << id); + dev_dbg(dev, "SSI%d uses DEPENDENT mode\n", id); + } else { + ssiu->ssi_mode0 |= (1 << id); + dev_dbg(dev, "SSI%d uses INDEPENDENT mode\n", id); } /* @@ -132,7 +133,7 @@ static void rsnd_ssi_mode_init(struct rsnd_priv *priv, #define ssi_parent_set(p, sync, adg, ext) \ do { \ ssi->parent = ssiu->ssi + p; \ - if (flags & RSND_SSI_CLK_FROM_ADG) \ + if (rsnd_rdai_is_clk_master(rdai)) \ val = adg; \ else \ val = ext; \ @@ -140,15 +141,11 @@ static void rsnd_ssi_mode_init(struct rsnd_priv *priv, val |= sync; \ } while (0) - ssiu->ssi_mode1 = 0; - for_each_rsnd_ssi(ssi, priv, i) { - flags = rsnd_ssi_mode_flags(ssi); - - if (!(flags & RSND_SSI_CLK_PIN_SHARE)) - continue; + flags = rsnd_ssi_mode_flags(ssi); + if (flags & RSND_SSI_CLK_PIN_SHARE) { val = 0; - switch (i) { + switch (id) { case 1: ssi_parent_set(0, (1 << 4), (0x2 << 0), (0x1 << 0)); break; @@ -165,11 +162,6 @@ static void rsnd_ssi_mode_init(struct rsnd_priv *priv, ssiu->ssi_mode1 |= val; } -} - -static void rsnd_ssi_mode_set(struct rsnd_ssi *ssi) -{ - struct rsnd_ssiu *ssiu = rsnd_ssi_to_ssiu(ssi); rsnd_mod_write(&ssi->mod, SSI_MODE0, ssiu->ssi_mode0); rsnd_mod_write(&ssi->mod, SSI_MODE1, ssiu->ssi_mode1); @@ -379,7 +371,7 @@ static int rsnd_ssi_init(struct rsnd_mod *mod, ssi->cr_own = cr; ssi->err = -1; /* ignore 1st error */ - rsnd_ssi_mode_set(ssi); + rsnd_ssi_mode_set(priv, rdai, ssi); dev_dbg(dev, "%s.%d init\n", rsnd_mod_name(mod), rsnd_mod_id(mod)); @@ -706,8 +698,6 @@ int rsnd_ssi_probe(struct platform_device *pdev, rsnd_mod_init(priv, &ssi->mod, ops, i); } - rsnd_ssi_mode_init(priv, ssiu); - dev_dbg(dev, "ssi probed\n"); return 0; |