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-rw-r--r--sound/soc/sh/migor.c19
-rw-r--r--sound/soc/sh/rcar/Makefile2
-rw-r--r--sound/soc/sh/rcar/adg.c228
-rw-r--r--sound/soc/sh/rcar/core.c306
-rw-r--r--sound/soc/sh/rcar/gen.c98
-rw-r--r--sound/soc/sh/rcar/rsnd.h195
-rw-r--r--sound/soc/sh/rcar/scu.c384
-rw-r--r--sound/soc/sh/rcar/src.c687
-rw-r--r--sound/soc/sh/rcar/ssi.c332
9 files changed, 1370 insertions, 881 deletions
diff --git a/sound/soc/sh/migor.c b/sound/soc/sh/migor.c
index 5014a88..c58c252 100644
--- a/sound/soc/sh/migor.c
+++ b/sound/soc/sh/migor.c
@@ -136,19 +136,6 @@ static const struct snd_soc_dapm_route audio_map[] = {
{ "Mic Bias", NULL, "External Microphone" },
};
-static int migor_dai_init(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_soc_codec *codec = rtd->codec;
- struct snd_soc_dapm_context *dapm = &codec->dapm;
-
- snd_soc_dapm_new_controls(dapm, migor_dapm_widgets,
- ARRAY_SIZE(migor_dapm_widgets));
-
- snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
-
- return 0;
-}
-
/* migor digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link migor_dai = {
.name = "wm8978",
@@ -158,7 +145,6 @@ static struct snd_soc_dai_link migor_dai = {
.platform_name = "siu-pcm-audio",
.codec_name = "wm8978.0-001a",
.ops = &migor_dai_ops,
- .init = migor_dai_init,
};
/* migor audio machine driver */
@@ -167,6 +153,11 @@ static struct snd_soc_card snd_soc_migor = {
.owner = THIS_MODULE,
.dai_link = &migor_dai,
.num_links = 1,
+
+ .dapm_widgets = migor_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(migor_dapm_widgets),
+ .dapm_routes = audio_map,
+ .num_dapm_routes = ARRAY_SIZE(audio_map),
};
static struct platform_device *migor_snd_device;
diff --git a/sound/soc/sh/rcar/Makefile b/sound/soc/sh/rcar/Makefile
index 0ff492d..7d0051c 100644
--- a/sound/soc/sh/rcar/Makefile
+++ b/sound/soc/sh/rcar/Makefile
@@ -1,2 +1,2 @@
-snd-soc-rcar-objs := core.o gen.o scu.o adg.o ssi.o
+snd-soc-rcar-objs := core.o gen.o src.o adg.o ssi.o
obj-$(CONFIG_SND_SOC_RCAR) += snd-soc-rcar.o \ No newline at end of file
diff --git a/sound/soc/sh/rcar/adg.c b/sound/soc/sh/rcar/adg.c
index a53235c..953f1cc 100644
--- a/sound/soc/sh/rcar/adg.c
+++ b/sound/soc/sh/rcar/adg.c
@@ -25,15 +25,165 @@ struct rsnd_adg {
};
#define for_each_rsnd_clk(pos, adg, i) \
- for (i = 0, (pos) = adg->clk[i]; \
- i < CLKMAX; \
- i++, (pos) = adg->clk[i])
+ for (i = 0; \
+ (i < CLKMAX) && \
+ ((pos) = adg->clk[i]); \
+ i++)
#define rsnd_priv_to_adg(priv) ((struct rsnd_adg *)(priv)->adg)
-static int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv,
- struct rsnd_mod *mod,
- unsigned int src_rate,
- unsigned int dst_rate)
+
+static u32 rsnd_adg_ssi_ws_timing_gen2(struct rsnd_dai_stream *io)
+{
+ struct rsnd_mod *mod = rsnd_io_to_mod_ssi(io);
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ int id = rsnd_mod_id(mod);
+ int ws = id;
+
+ if (rsnd_ssi_is_pin_sharing(rsnd_ssi_mod_get(priv, id))) {
+ switch (id) {
+ case 1:
+ case 2:
+ ws = 0;
+ break;
+ case 4:
+ ws = 3;
+ break;
+ case 8:
+ ws = 7;
+ break;
+ }
+ }
+
+ return (0x6 + ws) << 8;
+}
+
+static int rsnd_adg_set_src_timsel_gen2(struct rsnd_dai *rdai,
+ struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ u32 timsel)
+{
+ int is_play = rsnd_dai_is_play(rdai, io);
+ int id = rsnd_mod_id(mod);
+ int shift = (id % 2) ? 16 : 0;
+ u32 mask, ws;
+ u32 in, out;
+
+ ws = rsnd_adg_ssi_ws_timing_gen2(io);
+
+ in = (is_play) ? timsel : ws;
+ out = (is_play) ? ws : timsel;
+
+ in = in << shift;
+ out = out << shift;
+ mask = 0xffff << shift;
+
+ switch (id / 2) {
+ case 0:
+ rsnd_mod_bset(mod, SRCIN_TIMSEL0, mask, in);
+ rsnd_mod_bset(mod, SRCOUT_TIMSEL0, mask, out);
+ break;
+ case 1:
+ rsnd_mod_bset(mod, SRCIN_TIMSEL1, mask, in);
+ rsnd_mod_bset(mod, SRCOUT_TIMSEL1, mask, out);
+ break;
+ case 2:
+ rsnd_mod_bset(mod, SRCIN_TIMSEL2, mask, in);
+ rsnd_mod_bset(mod, SRCOUT_TIMSEL2, mask, out);
+ break;
+ case 3:
+ rsnd_mod_bset(mod, SRCIN_TIMSEL3, mask, in);
+ rsnd_mod_bset(mod, SRCOUT_TIMSEL3, mask, out);
+ break;
+ case 4:
+ rsnd_mod_bset(mod, SRCIN_TIMSEL4, mask, in);
+ rsnd_mod_bset(mod, SRCOUT_TIMSEL4, mask, out);
+ break;
+ }
+
+ return 0;
+}
+
+int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io,
+ unsigned int src_rate,
+ unsigned int dst_rate)
+{
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ struct rsnd_adg *adg = rsnd_priv_to_adg(priv);
+ struct device *dev = rsnd_priv_to_dev(priv);
+ int idx, sel, div, step, ret;
+ u32 val, en;
+ unsigned int min, diff;
+ unsigned int sel_rate [] = {
+ clk_get_rate(adg->clk[CLKA]), /* 0000: CLKA */
+ clk_get_rate(adg->clk[CLKB]), /* 0001: CLKB */
+ clk_get_rate(adg->clk[CLKC]), /* 0010: CLKC */
+ adg->rbga_rate_for_441khz_div_6,/* 0011: RBGA */
+ adg->rbgb_rate_for_48khz_div_6, /* 0100: RBGB */
+ };
+
+ min = ~0;
+ val = 0;
+ en = 0;
+ for (sel = 0; sel < ARRAY_SIZE(sel_rate); sel++) {
+ idx = 0;
+ step = 2;
+
+ if (!sel_rate[sel])
+ continue;
+
+ for (div = 2; div <= 98304; div += step) {
+ diff = abs(src_rate - sel_rate[sel] / div);
+ if (min > diff) {
+ val = (sel << 8) | idx;
+ min = diff;
+ en = 1 << (sel + 1); /* fixme */
+ }
+
+ /*
+ * step of 0_0000 / 0_0001 / 0_1101
+ * are out of order
+ */
+ if ((idx > 2) && (idx % 2))
+ step *= 2;
+ if (idx == 0x1c) {
+ div += step;
+ step *= 2;
+ }
+ idx++;
+ }
+ }
+
+ if (min == ~0) {
+ dev_err(dev, "no Input clock\n");
+ return -EIO;
+ }
+
+ ret = rsnd_adg_set_src_timsel_gen2(rdai, mod, io, val);
+ if (ret < 0) {
+ dev_err(dev, "timsel error\n");
+ return ret;
+ }
+
+ rsnd_mod_bset(mod, DIV_EN, en, en);
+
+ return 0;
+}
+
+int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ u32 val = rsnd_adg_ssi_ws_timing_gen2(io);
+
+ return rsnd_adg_set_src_timsel_gen2(rdai, mod, io, val);
+}
+
+int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv,
+ struct rsnd_mod *mod,
+ unsigned int src_rate,
+ unsigned int dst_rate)
{
struct rsnd_adg *adg = rsnd_priv_to_adg(priv);
struct device *dev = rsnd_priv_to_dev(priv);
@@ -91,18 +241,6 @@ find_rate:
return 0;
}
-int rsnd_adg_set_convert_clk(struct rsnd_priv *priv,
- struct rsnd_mod *mod,
- unsigned int src_rate,
- unsigned int dst_rate)
-{
- if (rsnd_is_gen1(priv))
- return rsnd_adg_set_convert_clk_gen1(priv, mod,
- src_rate, dst_rate);
-
- return -EINVAL;
-}
-
static void rsnd_adg_set_ssi_clk(struct rsnd_mod *mod, u32 val)
{
int id = rsnd_mod_id(mod);
@@ -254,13 +392,13 @@ static void rsnd_adg_ssi_clk_init(struct rsnd_priv *priv, struct rsnd_adg *adg)
}
int rsnd_adg_probe(struct platform_device *pdev,
- struct rcar_snd_info *info,
struct rsnd_priv *priv)
{
struct rsnd_adg *adg;
struct device *dev = rsnd_priv_to_dev(priv);
- struct clk *clk;
+ struct clk *clk, *clk_orig;
int i;
+ bool use_old_style = false;
adg = devm_kzalloc(dev, sizeof(*adg), GFP_KERNEL);
if (!adg) {
@@ -268,10 +406,39 @@ int rsnd_adg_probe(struct platform_device *pdev,
return -ENOMEM;
}
- adg->clk[CLKA] = clk_get(NULL, "audio_clk_a");
- adg->clk[CLKB] = clk_get(NULL, "audio_clk_b");
- adg->clk[CLKC] = clk_get(NULL, "audio_clk_c");
- adg->clk[CLKI] = clk_get(NULL, "audio_clk_internal");
+ clk_orig = devm_clk_get(dev, NULL);
+ adg->clk[CLKA] = devm_clk_get(dev, "clk_a");
+ adg->clk[CLKB] = devm_clk_get(dev, "clk_b");
+ adg->clk[CLKC] = devm_clk_get(dev, "clk_c");
+ adg->clk[CLKI] = devm_clk_get(dev, "clk_i");
+
+ /*
+ * It request device dependent audio clock.
+ * But above all clks will indicate rsnd module clock
+ * if platform doesn't it
+ */
+ for_each_rsnd_clk(clk, adg, i) {
+ if (clk_orig == clk) {
+ dev_warn(dev,
+ "doesn't have device dependent clock, use independent clock\n");
+ use_old_style = true;
+ break;
+ }
+ }
+
+ /*
+ * note:
+ * these exist in order to keep compatible with
+ * platform which has device independent audio clock,
+ * but will be removed soon
+ */
+ if (use_old_style) {
+ adg->clk[CLKA] = devm_clk_get(NULL, "audio_clk_a");
+ adg->clk[CLKB] = devm_clk_get(NULL, "audio_clk_b");
+ adg->clk[CLKC] = devm_clk_get(NULL, "audio_clk_c");
+ adg->clk[CLKI] = devm_clk_get(NULL, "audio_clk_internal");
+ }
+
for_each_rsnd_clk(clk, adg, i) {
if (IS_ERR(clk)) {
dev_err(dev, "Audio clock failed\n");
@@ -287,14 +454,3 @@ int rsnd_adg_probe(struct platform_device *pdev,
return 0;
}
-
-void rsnd_adg_remove(struct platform_device *pdev,
- struct rsnd_priv *priv)
-{
- struct rsnd_adg *adg = priv->adg;
- struct clk *clk;
- int i;
-
- for_each_rsnd_clk(clk, adg, i)
- clk_put(clk);
-}
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index 3a4fe9d..d836e8a 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -73,13 +73,13 @@
* | +- ssi[2]
* | ...
* |
- * | ** these control scu
+ * | ** these control src
* |
- * +- scu
+ * +- src
* |
- * +- scu[0]
- * +- scu[1]
- * +- scu[2]
+ * +- src[0]
+ * +- src[1]
+ * +- src[2]
* ...
*
*
@@ -107,6 +107,11 @@
(!(priv->info->func) ? 0 : \
priv->info->func(param))
+#define rsnd_is_enable_path(io, name) \
+ ((io)->info ? (io)->info->name : NULL)
+#define rsnd_info_id(priv, io, name) \
+ ((io)->info->name - priv->info->name##_info)
+
/*
* rsnd_mod functions
*/
@@ -121,17 +126,19 @@ char *rsnd_mod_name(struct rsnd_mod *mod)
void rsnd_mod_init(struct rsnd_priv *priv,
struct rsnd_mod *mod,
struct rsnd_mod_ops *ops,
+ enum rsnd_mod_type type,
int id)
{
mod->priv = priv;
mod->id = id;
mod->ops = ops;
- INIT_LIST_HEAD(&mod->list);
+ mod->type = type;
}
/*
* rsnd_dma functions
*/
+static void __rsnd_dma_start(struct rsnd_dma *dma);
static void rsnd_dma_continue(struct rsnd_dma *dma)
{
/* push next A or B plane */
@@ -142,8 +149,9 @@ static void rsnd_dma_continue(struct rsnd_dma *dma)
void rsnd_dma_start(struct rsnd_dma *dma)
{
/* push both A and B plane*/
+ dma->offset = 0;
dma->submit_loop = 2;
- schedule_work(&dma->work);
+ __rsnd_dma_start(dma);
}
void rsnd_dma_stop(struct rsnd_dma *dma)
@@ -156,12 +164,26 @@ void rsnd_dma_stop(struct rsnd_dma *dma)
static void rsnd_dma_complete(void *data)
{
struct rsnd_dma *dma = (struct rsnd_dma *)data;
- struct rsnd_priv *priv = dma->priv;
+ struct rsnd_mod *mod = rsnd_dma_to_mod(dma);
+ struct rsnd_priv *priv = rsnd_mod_to_priv(rsnd_dma_to_mod(dma));
+ struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
unsigned long flags;
rsnd_lock(priv, flags);
- dma->complete(dma);
+ /*
+ * Renesas sound Gen1 needs 1 DMAC,
+ * Gen2 needs 2 DMAC.
+ * In Gen2 case, it are Audio-DMAC, and Audio-DMAC-peri-peri.
+ * But, Audio-DMAC-peri-peri doesn't have interrupt,
+ * and this driver is assuming that here.
+ *
+ * If Audio-DMAC-peri-peri has interrpt,
+ * rsnd_dai_pointer_update() will be called twice,
+ * ant it will breaks io->byte_pos
+ */
+
+ rsnd_dai_pointer_update(io, io->byte_per_period);
if (dma->submit_loop)
rsnd_dma_continue(dma);
@@ -169,20 +191,23 @@ static void rsnd_dma_complete(void *data)
rsnd_unlock(priv, flags);
}
-static void rsnd_dma_do_work(struct work_struct *work)
+static void __rsnd_dma_start(struct rsnd_dma *dma)
{
- struct rsnd_dma *dma = container_of(work, struct rsnd_dma, work);
- struct rsnd_priv *priv = dma->priv;
+ struct rsnd_mod *mod = rsnd_dma_to_mod(dma);
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
+ struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
struct device *dev = rsnd_priv_to_dev(priv);
struct dma_async_tx_descriptor *desc;
dma_addr_t buf;
- size_t len;
+ size_t len = io->byte_per_period;
int i;
for (i = 0; i < dma->submit_loop; i++) {
- if (dma->inquiry(dma, &buf, &len) < 0)
- return;
+ buf = runtime->dma_addr +
+ rsnd_dai_pointer_offset(io, dma->offset + len);
+ dma->offset = len;
desc = dmaengine_prep_slave_single(
dma->chan, buf, len, dma->dir,
@@ -204,16 +229,20 @@ static void rsnd_dma_do_work(struct work_struct *work)
}
}
+static void rsnd_dma_do_work(struct work_struct *work)
+{
+ struct rsnd_dma *dma = container_of(work, struct rsnd_dma, work);
+
+ __rsnd_dma_start(dma);
+}
+
int rsnd_dma_available(struct rsnd_dma *dma)
{
return !!dma->chan;
}
int rsnd_dma_init(struct rsnd_priv *priv, struct rsnd_dma *dma,
- int is_play, int id,
- int (*inquiry)(struct rsnd_dma *dma,
- dma_addr_t *buf, int *len),
- int (*complete)(struct rsnd_dma *dma))
+ int is_play, int id)
{
struct device *dev = rsnd_priv_to_dev(priv);
struct dma_slave_config cfg;
@@ -246,9 +275,6 @@ int rsnd_dma_init(struct rsnd_priv *priv, struct rsnd_dma *dma,
goto rsnd_dma_init_err;
dma->dir = is_play ? DMA_TO_DEVICE : DMA_FROM_DEVICE;
- dma->priv = priv;
- dma->inquiry = inquiry;
- dma->complete = complete;
INIT_WORK(&dma->work, rsnd_dma_do_work);
return 0;
@@ -271,26 +297,42 @@ void rsnd_dma_quit(struct rsnd_priv *priv,
/*
* rsnd_dai functions
*/
-#define rsnd_dai_call(rdai, io, fn) \
-({ \
- struct rsnd_mod *mod, *n; \
- int ret = 0; \
- for_each_rsnd_mod(mod, n, io) { \
- ret = rsnd_mod_call(mod, fn, rdai, io); \
- if (ret < 0) \
- break; \
- } \
- ret; \
+#define __rsnd_mod_call(mod, func, rdai, io) \
+({ \
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod); \
+ struct device *dev = rsnd_priv_to_dev(priv); \
+ dev_dbg(dev, "%s [%d] %s\n", \
+ rsnd_mod_name(mod), rsnd_mod_id(mod), #func); \
+ (mod)->ops->func(mod, rdai, io); \
+})
+
+#define rsnd_mod_call(mod, func, rdai, io) \
+ (!(mod) ? -ENODEV : \
+ !((mod)->ops->func) ? 0 : \
+ __rsnd_mod_call(mod, func, (rdai), (io)))
+
+#define rsnd_dai_call(rdai, io, fn) \
+({ \
+ struct rsnd_mod *mod; \
+ int ret = 0, i; \
+ for (i = 0; i < RSND_MOD_MAX; i++) { \
+ mod = (io)->mod[i]; \
+ if (!mod) \
+ continue; \
+ ret = rsnd_mod_call(mod, fn, (rdai), (io)); \
+ if (ret < 0) \
+ break; \
+ } \
+ ret; \
})
-int rsnd_dai_connect(struct rsnd_dai *rdai,
- struct rsnd_mod *mod,
- struct rsnd_dai_stream *io)
+static int rsnd_dai_connect(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io)
{
if (!mod)
return -EIO;
- if (!list_empty(&mod->list)) {
+ if (io->mod[mod->type]) {
struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
struct device *dev = rsnd_priv_to_dev(priv);
@@ -300,14 +342,8 @@ int rsnd_dai_connect(struct rsnd_dai *rdai,
return -EIO;
}
- list_add_tail(&mod->list, &io->head);
-
- return 0;
-}
-
-int rsnd_dai_disconnect(struct rsnd_mod *mod)
-{
- list_del_init(&mod->list);
+ io->mod[mod->type] = mod;
+ mod->io = io;
return 0;
}
@@ -316,7 +352,7 @@ int rsnd_dai_id(struct rsnd_priv *priv, struct rsnd_dai *rdai)
{
int id = rdai - priv->rdai;
- if ((id < 0) || (id >= rsnd_dai_nr(priv)))
+ if ((id < 0) || (id >= rsnd_rdai_nr(priv)))
return -EINVAL;
return id;
@@ -324,7 +360,7 @@ 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)))
+ if ((id < 0) || (id >= rsnd_rdai_nr(priv)))
return NULL;
return priv->rdai + id;
@@ -382,10 +418,6 @@ static int rsnd_dai_stream_init(struct rsnd_dai_stream *io,
{
struct snd_pcm_runtime *runtime = substream->runtime;
- if (!list_empty(&io->head))
- return -EIO;
-
- INIT_LIST_HEAD(&io->head);
io->substream = substream;
io->byte_pos = 0;
io->period_pos = 0;
@@ -440,10 +472,6 @@ static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd,
if (ret < 0)
goto dai_trigger_end;
- ret = rsnd_gen_path_init(priv, rdai, io);
- if (ret < 0)
- goto dai_trigger_end;
-
ret = rsnd_dai_call(rdai, io, init);
if (ret < 0)
goto dai_trigger_end;
@@ -461,10 +489,6 @@ static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd,
if (ret < 0)
goto dai_trigger_end;
- ret = rsnd_gen_path_exit(priv, rdai, io);
- if (ret < 0)
- goto dai_trigger_end;
-
ret = rsnd_platform_call(priv, dai, stop, ssi_id);
if (ret < 0)
goto dai_trigger_end;
@@ -540,24 +564,86 @@ static const struct snd_soc_dai_ops rsnd_soc_dai_ops = {
.set_fmt = rsnd_soc_dai_set_fmt,
};
+static int rsnd_path_init(struct rsnd_priv *priv,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_mod *mod;
+ struct rsnd_dai_platform_info *dai_info = rdai->info;
+ int ret;
+ int ssi_id = -1;
+ int src_id = -1;
+
+ /*
+ * Gen1 is created by SRU/SSI, and this SRU is base module of
+ * Gen2's SCU/SSIU/SSI. (Gen2 SCU/SSIU came from SRU)
+ *
+ * Easy image is..
+ * Gen1 SRU = Gen2 SCU + SSIU + etc
+ *
+ * Gen2 SCU path is very flexible, but, Gen1 SRU (SCU parts) is
+ * using fixed path.
+ */
+ if (dai_info) {
+ if (rsnd_is_enable_path(io, ssi))
+ ssi_id = rsnd_info_id(priv, io, ssi);
+ if (rsnd_is_enable_path(io, src))
+ src_id = rsnd_info_id(priv, io, src);
+ } else {
+ /* get SSI's ID */
+ mod = rsnd_ssi_mod_get_frm_dai(priv,
+ rsnd_dai_id(priv, rdai),
+ rsnd_dai_is_play(rdai, io));
+ if (!mod)
+ return 0;
+ ssi_id = src_id = rsnd_mod_id(mod);
+ }
+
+ ret = 0;
+
+ /* SRC */
+ if (src_id >= 0) {
+ mod = rsnd_src_mod_get(priv, src_id);
+ ret = rsnd_dai_connect(mod, io);
+ if (ret < 0)
+ return ret;
+ }
+
+ /* SSI */
+ if (ssi_id >= 0) {
+ mod = rsnd_ssi_mod_get(priv, ssi_id);
+ ret = rsnd_dai_connect(mod, io);
+ if (ret < 0)
+ return ret;
+ }
+
+ return ret;
+}
+
static int rsnd_dai_probe(struct platform_device *pdev,
- struct rcar_snd_info *info,
struct rsnd_priv *priv)
{
struct snd_soc_dai_driver *drv;
+ struct rcar_snd_info *info = rsnd_priv_to_info(priv);
struct rsnd_dai *rdai;
struct rsnd_mod *pmod, *cmod;
struct device *dev = rsnd_priv_to_dev(priv);
- int dai_nr;
+ int dai_nr = info->dai_info_nr;
int i;
- /* get max dai nr */
- for (dai_nr = 0; dai_nr < 32; dai_nr++) {
- pmod = rsnd_ssi_mod_get_frm_dai(priv, dai_nr, 1);
- cmod = rsnd_ssi_mod_get_frm_dai(priv, dai_nr, 0);
+ /*
+ * dai_nr should be set via dai_info_nr,
+ * but allow it to keeping compatible
+ */
+ if (!dai_nr) {
+ /* get max dai nr */
+ for (dai_nr = 0; dai_nr < 32; dai_nr++) {
+ pmod = rsnd_ssi_mod_get_frm_dai(priv, dai_nr, 1);
+ cmod = rsnd_ssi_mod_get_frm_dai(priv, dai_nr, 0);
- if (!pmod && !cmod)
- break;
+ if (!pmod && !cmod)
+ break;
+ }
}
if (!dai_nr) {
@@ -572,7 +658,13 @@ static int rsnd_dai_probe(struct platform_device *pdev,
return -ENOMEM;
}
+ priv->rdai_nr = dai_nr;
+ priv->daidrv = drv;
+ priv->rdai = rdai;
+
for (i = 0; i < dai_nr; i++) {
+ if (info->dai_info)
+ rdai[i].info = &info->dai_info[i];
pmod = rsnd_ssi_mod_get_frm_dai(priv, i, 1);
cmod = rsnd_ssi_mod_get_frm_dai(priv, i, 0);
@@ -580,9 +672,6 @@ static int rsnd_dai_probe(struct platform_device *pdev,
/*
* init rsnd_dai
*/
- INIT_LIST_HEAD(&rdai[i].playback.head);
- INIT_LIST_HEAD(&rdai[i].capture.head);
-
snprintf(rdai[i].name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", i);
/*
@@ -595,12 +684,20 @@ static int rsnd_dai_probe(struct platform_device *pdev,
drv[i].playback.formats = RSND_FMTS;
drv[i].playback.channels_min = 2;
drv[i].playback.channels_max = 2;
+
+ if (info->dai_info)
+ rdai[i].playback.info = &info->dai_info[i].playback;
+ rsnd_path_init(priv, &rdai[i], &rdai[i].playback);
}
if (cmod) {
drv[i].capture.rates = RSND_RATES;
drv[i].capture.formats = RSND_FMTS;
drv[i].capture.channels_min = 2;
drv[i].capture.channels_max = 2;
+
+ if (info->dai_info)
+ rdai[i].capture.info = &info->dai_info[i].capture;
+ rsnd_path_init(priv, &rdai[i], &rdai[i].capture);
}
dev_dbg(dev, "%s (%s/%s)\n", rdai[i].name,
@@ -608,18 +705,9 @@ static int rsnd_dai_probe(struct platform_device *pdev,
cmod ? "capture" : " -- ");
}
- priv->dai_nr = dai_nr;
- priv->daidrv = drv;
- priv->rdai = rdai;
-
return 0;
}
-static void rsnd_dai_remove(struct platform_device *pdev,
- struct rsnd_priv *priv)
-{
-}
-
/*
* pcm ops
*/
@@ -713,7 +801,16 @@ static int rsnd_probe(struct platform_device *pdev)
struct rcar_snd_info *info;
struct rsnd_priv *priv;
struct device *dev = &pdev->dev;
- int ret;
+ struct rsnd_dai *rdai;
+ int (*probe_func[])(struct platform_device *pdev,
+ struct rsnd_priv *priv) = {
+ rsnd_gen_probe,
+ rsnd_ssi_probe,
+ rsnd_src_probe,
+ rsnd_adg_probe,
+ rsnd_dai_probe,
+ };
+ int ret, i;
info = pdev->dev.platform_data;
if (!info) {
@@ -737,25 +834,21 @@ static int rsnd_probe(struct platform_device *pdev)
/*
* init each module
*/
- ret = rsnd_gen_probe(pdev, info, priv);
- if (ret < 0)
- return ret;
-
- ret = rsnd_scu_probe(pdev, info, priv);
- if (ret < 0)
- return ret;
+ for (i = 0; i < ARRAY_SIZE(probe_func); i++) {
+ ret = probe_func[i](pdev, priv);
+ if (ret)
+ return ret;
+ }
- ret = rsnd_adg_probe(pdev, info, priv);
- if (ret < 0)
- return ret;
+ for_each_rsnd_dai(rdai, priv, i) {
+ ret = rsnd_dai_call(rdai, &rdai->playback, probe);
+ if (ret)
+ return ret;
- ret = rsnd_ssi_probe(pdev, info, priv);
- if (ret < 0)
- return ret;
-
- ret = rsnd_dai_probe(pdev, info, priv);
- if (ret < 0)
- return ret;
+ ret = rsnd_dai_call(rdai, &rdai->capture, probe);
+ if (ret)
+ return ret;
+ }
/*
* asoc register
@@ -767,7 +860,7 @@ static int rsnd_probe(struct platform_device *pdev)
}
ret = snd_soc_register_component(dev, &rsnd_soc_component,
- priv->daidrv, rsnd_dai_nr(priv));
+ priv->daidrv, rsnd_rdai_nr(priv));
if (ret < 0) {
dev_err(dev, "cannot snd dai register\n");
goto exit_snd_soc;
@@ -789,17 +882,20 @@ exit_snd_soc:
static int rsnd_remove(struct platform_device *pdev)
{
struct rsnd_priv *priv = dev_get_drvdata(&pdev->dev);
+ struct rsnd_dai *rdai;
+ int ret, i;
pm_runtime_disable(&pdev->dev);
- /*
- * remove each module
- */
- rsnd_ssi_remove(pdev, priv);
- rsnd_adg_remove(pdev, priv);
- rsnd_scu_remove(pdev, priv);
- rsnd_dai_remove(pdev, priv);
- rsnd_gen_remove(pdev, priv);
+ for_each_rsnd_dai(rdai, priv, i) {
+ ret = rsnd_dai_call(rdai, &rdai->playback, remove);
+ if (ret)
+ return ret;
+
+ ret = rsnd_dai_call(rdai, &rdai->capture, remove);
+ if (ret)
+ return ret;
+ }
return 0;
}
diff --git a/sound/soc/sh/rcar/gen.c b/sound/soc/sh/rcar/gen.c
index add088b..9094970 100644
--- a/sound/soc/sh/rcar/gen.c
+++ b/sound/soc/sh/rcar/gen.c
@@ -155,62 +155,6 @@ static int rsnd_gen_regmap_init(struct rsnd_priv *priv,
return 0;
}
-int rsnd_gen_path_init(struct rsnd_priv *priv,
- struct rsnd_dai *rdai,
- struct rsnd_dai_stream *io)
-{
- struct rsnd_mod *mod;
- int ret;
- int id;
-
- /*
- * Gen1 is created by SRU/SSI, and this SRU is base module of
- * Gen2's SCU/SSIU/SSI. (Gen2 SCU/SSIU came from SRU)
- *
- * Easy image is..
- * Gen1 SRU = Gen2 SCU + SSIU + etc
- *
- * Gen2 SCU path is very flexible, but, Gen1 SRU (SCU parts) is
- * using fixed path.
- *
- * Then, SSI id = SCU id here
- */
-
- /* get SSI's ID */
- mod = rsnd_ssi_mod_get_frm_dai(priv,
- rsnd_dai_id(priv, rdai),
- rsnd_dai_is_play(rdai, io));
- id = rsnd_mod_id(mod);
-
- /* SSI */
- mod = rsnd_ssi_mod_get(priv, id);
- ret = rsnd_dai_connect(rdai, mod, io);
- if (ret < 0)
- return ret;
-
- /* SCU */
- mod = rsnd_scu_mod_get(priv, id);
- ret = rsnd_dai_connect(rdai, mod, io);
-
- return ret;
-}
-
-int rsnd_gen_path_exit(struct rsnd_priv *priv,
- struct rsnd_dai *rdai,
- struct rsnd_dai_stream *io)
-{
- struct rsnd_mod *mod, *n;
- int ret = 0;
-
- /*
- * remove all mod from rdai
- */
- for_each_rsnd_mod(mod, n, io)
- ret |= rsnd_dai_disconnect(mod);
-
- return ret;
-}
-
/*
* Gen2
*/
@@ -229,14 +173,40 @@ static int rsnd_gen2_regmap_init(struct rsnd_priv *priv, struct rsnd_gen *gen)
RSND_GEN2_S_REG(gen, SSIU, SSI_MODE0, 0x800),
RSND_GEN2_S_REG(gen, SSIU, SSI_MODE1, 0x804),
/* FIXME: it needs SSI_MODE2/3 in the future */
+ RSND_GEN2_M_REG(gen, SSIU, SSI_BUSIF_MODE, 0x0, 0x80),
+ RSND_GEN2_M_REG(gen, SSIU, SSI_BUSIF_ADINR,0x4, 0x80),
+ RSND_GEN2_M_REG(gen, SSIU, SSI_CTRL, 0x10, 0x80),
RSND_GEN2_M_REG(gen, SSIU, INT_ENABLE, 0x18, 0x80),
+ RSND_GEN2_M_REG(gen, SCU, SRC_BUSIF_MODE, 0x0, 0x20),
+ RSND_GEN2_M_REG(gen, SCU, SRC_ROUTE_MODE0,0xc, 0x20),
+ RSND_GEN2_M_REG(gen, SCU, SRC_CTRL, 0x10, 0x20),
+ RSND_GEN2_M_REG(gen, SCU, SRC_SWRSR, 0x200, 0x40),
+ RSND_GEN2_M_REG(gen, SCU, SRC_SRCIR, 0x204, 0x40),
+ RSND_GEN2_M_REG(gen, SCU, SRC_ADINR, 0x214, 0x40),
+ RSND_GEN2_M_REG(gen, SCU, SRC_IFSCR, 0x21c, 0x40),
+ RSND_GEN2_M_REG(gen, SCU, SRC_IFSVR, 0x220, 0x40),
+ RSND_GEN2_M_REG(gen, SCU, SRC_SRCCR, 0x224, 0x40),
+ RSND_GEN2_M_REG(gen, SCU, SRC_BSDSR, 0x22c, 0x40),
+ RSND_GEN2_M_REG(gen, SCU, SRC_BSISR, 0x238, 0x40),
+
RSND_GEN2_S_REG(gen, ADG, BRRA, 0x00),
RSND_GEN2_S_REG(gen, ADG, BRRB, 0x04),
RSND_GEN2_S_REG(gen, ADG, SSICKR, 0x08),
RSND_GEN2_S_REG(gen, ADG, AUDIO_CLK_SEL0, 0x0c),
RSND_GEN2_S_REG(gen, ADG, AUDIO_CLK_SEL1, 0x10),
RSND_GEN2_S_REG(gen, ADG, AUDIO_CLK_SEL2, 0x14),
+ RSND_GEN2_S_REG(gen, ADG, DIV_EN, 0x30),
+ RSND_GEN2_S_REG(gen, ADG, SRCIN_TIMSEL0, 0x34),
+ RSND_GEN2_S_REG(gen, ADG, SRCIN_TIMSEL1, 0x38),
+ RSND_GEN2_S_REG(gen, ADG, SRCIN_TIMSEL2, 0x3c),
+ RSND_GEN2_S_REG(gen, ADG, SRCIN_TIMSEL3, 0x40),
+ RSND_GEN2_S_REG(gen, ADG, SRCIN_TIMSEL4, 0x44),
+ RSND_GEN2_S_REG(gen, ADG, SRCOUT_TIMSEL0, 0x48),
+ RSND_GEN2_S_REG(gen, ADG, SRCOUT_TIMSEL1, 0x4c),
+ RSND_GEN2_S_REG(gen, ADG, SRCOUT_TIMSEL2, 0x50),
+ RSND_GEN2_S_REG(gen, ADG, SRCOUT_TIMSEL3, 0x54),
+ RSND_GEN2_S_REG(gen, ADG, SRCOUT_TIMSEL4, 0x58),
RSND_GEN2_M_REG(gen, SSI, SSICR, 0x00, 0x40),
RSND_GEN2_M_REG(gen, SSI, SSISR, 0x04, 0x40),
@@ -249,7 +219,6 @@ static int rsnd_gen2_regmap_init(struct rsnd_priv *priv, struct rsnd_gen *gen)
}
static int rsnd_gen2_probe(struct platform_device *pdev,
- struct rcar_snd_info *info,
struct rsnd_priv *priv)
{
struct device *dev = rsnd_priv_to_dev(priv);
@@ -283,7 +252,7 @@ static int rsnd_gen2_probe(struct platform_device *pdev,
return ret;
dev_dbg(dev, "Gen2 device probed\n");
- dev_dbg(dev, "SRU : %08x => %p\n", scu_res->start,
+ dev_dbg(dev, "SCU : %08x => %p\n", scu_res->start,
gen->base[RSND_GEN2_SCU]);
dev_dbg(dev, "ADG : %08x => %p\n", adg_res->start,
gen->base[RSND_GEN2_ADG]);
@@ -317,7 +286,7 @@ static int rsnd_gen1_regmap_init(struct rsnd_priv *priv, struct rsnd_gen *gen)
RSND_GEN1_S_REG(gen, SRU, SRC_ROUTE_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, SRC_BUSIF_MODE, 0x20, 0x4),
RSND_GEN1_M_REG(gen, SRU, SRC_ROUTE_MODE0,0x50, 0x8),
RSND_GEN1_M_REG(gen, SRU, SRC_SWRSR, 0x200, 0x40),
RSND_GEN1_M_REG(gen, SRU, SRC_SRCIR, 0x204, 0x40),
@@ -347,7 +316,6 @@ static int rsnd_gen1_regmap_init(struct rsnd_priv *priv, struct rsnd_gen *gen)
}
static int rsnd_gen1_probe(struct platform_device *pdev,
- struct rcar_snd_info *info,
struct rsnd_priv *priv)
{
struct device *dev = rsnd_priv_to_dev(priv);
@@ -392,7 +360,6 @@ static int rsnd_gen1_probe(struct platform_device *pdev,
* Gen
*/
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);
@@ -409,17 +376,12 @@ int rsnd_gen_probe(struct platform_device *pdev,
ret = -ENODEV;
if (rsnd_is_gen1(priv))
- ret = rsnd_gen1_probe(pdev, info, priv);
+ ret = rsnd_gen1_probe(pdev, priv);
else if (rsnd_is_gen2(priv))
- ret = rsnd_gen2_probe(pdev, info, priv);
+ ret = rsnd_gen2_probe(pdev, priv);
if (ret < 0)
dev_err(dev, "unknown generation R-Car sound device\n");
return ret;
}
-
-void rsnd_gen_remove(struct platform_device *pdev,
- struct rsnd_priv *priv)
-{
-}
diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h
index 4ca66cd..c46e0af 100644
--- a/sound/soc/sh/rcar/rsnd.h
+++ b/sound/soc/sh/rcar/rsnd.h
@@ -32,15 +32,9 @@
*/
enum rsnd_reg {
/* SRU/SCU/SSIU */
- RSND_REG_SRC_ROUTE_SEL, /* for Gen1 */
- RSND_REG_SRC_TMG_SEL0, /* for Gen1 */
- RSND_REG_SRC_TMG_SEL1, /* for Gen1 */
- RSND_REG_SRC_TMG_SEL2, /* for Gen1 */
- RSND_REG_SRC_ROUTE_CTRL, /* for Gen1 */
RSND_REG_SSI_MODE0,
RSND_REG_SSI_MODE1,
- RSND_REG_BUSIF_MODE,
- RSND_REG_INT_ENABLE, /* for Gen2 */
+ RSND_REG_SRC_BUSIF_MODE,
RSND_REG_SRC_ROUTE_MODE0,
RSND_REG_SRC_SWRSR,
RSND_REG_SRC_SRCIR,
@@ -48,7 +42,6 @@ enum rsnd_reg {
RSND_REG_SRC_IFSCR,
RSND_REG_SRC_IFSVR,
RSND_REG_SRC_SRCCR,
- RSND_REG_SRC_MNFSR,
/* ADG */
RSND_REG_BRRA,
@@ -56,10 +49,6 @@ enum rsnd_reg {
RSND_REG_SSICKR,
RSND_REG_AUDIO_CLK_SEL0,
RSND_REG_AUDIO_CLK_SEL1,
- RSND_REG_AUDIO_CLK_SEL2,
- RSND_REG_AUDIO_CLK_SEL3, /* for Gen1 */
- RSND_REG_AUDIO_CLK_SEL4, /* for Gen1 */
- RSND_REG_AUDIO_CLK_SEL5, /* for Gen1 */
/* SSI */
RSND_REG_SSICR,
@@ -68,9 +57,62 @@ enum rsnd_reg {
RSND_REG_SSIRDR,
RSND_REG_SSIWSR,
+ /* SHARE see below */
+ RSND_REG_SHARE01,
+ RSND_REG_SHARE02,
+ RSND_REG_SHARE03,
+ RSND_REG_SHARE04,
+ RSND_REG_SHARE05,
+ RSND_REG_SHARE06,
+ RSND_REG_SHARE07,
+ RSND_REG_SHARE08,
+ RSND_REG_SHARE09,
+ RSND_REG_SHARE10,
+ RSND_REG_SHARE11,
+ RSND_REG_SHARE12,
+ RSND_REG_SHARE13,
+ RSND_REG_SHARE14,
+ RSND_REG_SHARE15,
+ RSND_REG_SHARE16,
+ RSND_REG_SHARE17,
+ RSND_REG_SHARE18,
+ RSND_REG_SHARE19,
+
RSND_REG_MAX,
};
+/* Gen1 only */
+#define RSND_REG_SRC_ROUTE_SEL RSND_REG_SHARE01
+#define RSND_REG_SRC_TMG_SEL0 RSND_REG_SHARE02
+#define RSND_REG_SRC_TMG_SEL1 RSND_REG_SHARE03
+#define RSND_REG_SRC_TMG_SEL2 RSND_REG_SHARE04
+#define RSND_REG_SRC_ROUTE_CTRL RSND_REG_SHARE05
+#define RSND_REG_SRC_MNFSR RSND_REG_SHARE06
+#define RSND_REG_AUDIO_CLK_SEL3 RSND_REG_SHARE07
+#define RSND_REG_AUDIO_CLK_SEL4 RSND_REG_SHARE08
+#define RSND_REG_AUDIO_CLK_SEL5 RSND_REG_SHARE09
+
+/* Gen2 only */
+#define RSND_REG_SRC_CTRL RSND_REG_SHARE01
+#define RSND_REG_SSI_CTRL RSND_REG_SHARE02
+#define RSND_REG_SSI_BUSIF_MODE RSND_REG_SHARE03
+#define RSND_REG_SSI_BUSIF_ADINR RSND_REG_SHARE04
+#define RSND_REG_INT_ENABLE RSND_REG_SHARE05
+#define RSND_REG_SRC_BSDSR RSND_REG_SHARE06
+#define RSND_REG_SRC_BSISR RSND_REG_SHARE07
+#define RSND_REG_DIV_EN RSND_REG_SHARE08
+#define RSND_REG_SRCIN_TIMSEL0 RSND_REG_SHARE09
+#define RSND_REG_SRCIN_TIMSEL1 RSND_REG_SHARE10
+#define RSND_REG_SRCIN_TIMSEL2 RSND_REG_SHARE11
+#define RSND_REG_SRCIN_TIMSEL3 RSND_REG_SHARE12
+#define RSND_REG_SRCIN_TIMSEL4 RSND_REG_SHARE13
+#define RSND_REG_SRCOUT_TIMSEL0 RSND_REG_SHARE14
+#define RSND_REG_SRCOUT_TIMSEL1 RSND_REG_SHARE15
+#define RSND_REG_SRCOUT_TIMSEL2 RSND_REG_SHARE16
+#define RSND_REG_SRCOUT_TIMSEL3 RSND_REG_SHARE17
+#define RSND_REG_SRCOUT_TIMSEL4 RSND_REG_SHARE18
+#define RSND_REG_AUDIO_CLK_SEL2 RSND_REG_SHARE19
+
struct rsnd_priv;
struct rsnd_mod;
struct rsnd_dai;
@@ -96,24 +138,20 @@ void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
* R-Car DMA
*/
struct rsnd_dma {
- struct rsnd_priv *priv;
struct sh_dmae_slave slave;
struct work_struct work;
struct dma_chan *chan;
enum dma_data_direction dir;
- int (*inquiry)(struct rsnd_dma *dma, dma_addr_t *buf, int *len);
- int (*complete)(struct rsnd_dma *dma);
int submit_loop;
+ int offset; /* it cares A/B plane */
};
void rsnd_dma_start(struct rsnd_dma *dma);
void rsnd_dma_stop(struct rsnd_dma *dma);
int rsnd_dma_available(struct rsnd_dma *dma);
int rsnd_dma_init(struct rsnd_priv *priv, struct rsnd_dma *dma,
- int is_play, int id,
- int (*inquiry)(struct rsnd_dma *dma, dma_addr_t *buf, int *len),
- int (*complete)(struct rsnd_dma *dma));
+ int is_play, int id);
void rsnd_dma_quit(struct rsnd_priv *priv,
struct rsnd_dma *dma);
@@ -121,9 +159,20 @@ void rsnd_dma_quit(struct rsnd_priv *priv,
/*
* R-Car sound mod
*/
+enum rsnd_mod_type {
+ RSND_MOD_SRC = 0,
+ RSND_MOD_SSI,
+ RSND_MOD_MAX,
+};
struct rsnd_mod_ops {
char *name;
+ int (*probe)(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io);
+ int (*remove)(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io);
int (*init)(struct rsnd_mod *mod,
struct rsnd_dai *rdai,
struct rsnd_dai_stream *io);
@@ -138,28 +187,26 @@ struct rsnd_mod_ops {
struct rsnd_dai_stream *io);
};
+struct rsnd_dai_stream;
struct rsnd_mod {
int id;
+ enum rsnd_mod_type type;
struct rsnd_priv *priv;
struct rsnd_mod_ops *ops;
- struct list_head list; /* connect to rsnd_dai playback/capture */
struct rsnd_dma dma;
+ struct rsnd_dai_stream *io;
};
#define rsnd_mod_to_priv(mod) ((mod)->priv)
#define rsnd_mod_to_dma(mod) (&(mod)->dma)
#define rsnd_dma_to_mod(_dma) container_of((_dma), struct rsnd_mod, dma)
+#define rsnd_mod_to_io(mod) ((mod)->io)
#define rsnd_mod_id(mod) ((mod)->id)
-#define for_each_rsnd_mod(pos, n, io) \
- list_for_each_entry_safe(pos, n, &(io)->head, list)
-#define rsnd_mod_call(mod, func, rdai, io) \
- (!(mod) ? -ENODEV : \
- !((mod)->ops->func) ? 0 : \
- (mod)->ops->func(mod, rdai, io))
void rsnd_mod_init(struct rsnd_priv *priv,
struct rsnd_mod *mod,
struct rsnd_mod_ops *ops,
+ enum rsnd_mod_type type,
int id);
char *rsnd_mod_name(struct rsnd_mod *mod);
@@ -168,13 +215,16 @@ char *rsnd_mod_name(struct rsnd_mod *mod);
*/
#define RSND_DAI_NAME_SIZE 16
struct rsnd_dai_stream {
- struct list_head head; /* head of rsnd_mod list */
struct snd_pcm_substream *substream;
+ struct rsnd_mod *mod[RSND_MOD_MAX];
+ struct rsnd_dai_path_info *info; /* rcar_snd.h */
int byte_pos;
int period_pos;
int byte_per_period;
int next_period_byte;
};
+#define rsnd_io_to_mod_ssi(io) ((io)->mod[RSND_MOD_SSI])
+#define rsnd_io_to_mod_src(io) ((io)->mod[RSND_MOD_SRC])
struct rsnd_dai {
char name[RSND_DAI_NAME_SIZE];
@@ -189,16 +239,14 @@ struct rsnd_dai {
unsigned int data_alignment:1;
};
-#define rsnd_dai_nr(priv) ((priv)->dai_nr)
+#define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
#define for_each_rsnd_dai(rdai, priv, i) \
- for (i = 0, (rdai) = rsnd_dai_get(priv, i); \
- i < rsnd_dai_nr(priv); \
- i++, (rdai) = rsnd_dai_get(priv, i))
+ for (i = 0; \
+ (i < rsnd_rdai_nr(priv)) && \
+ ((rdai) = rsnd_dai_get(priv, i)); \
+ i++)
struct rsnd_dai *rsnd_dai_get(struct rsnd_priv *priv, int id);
-int rsnd_dai_disconnect(struct rsnd_mod *mod);
-int rsnd_dai_connect(struct rsnd_dai *rdai, struct rsnd_mod *mod,
- struct rsnd_dai_stream *io);
int rsnd_dai_is_play(struct rsnd_dai *rdai, struct rsnd_dai_stream *io);
int rsnd_dai_id(struct rsnd_priv *priv, struct rsnd_dai *rdai);
#define rsnd_dai_get_platform_info(rdai) ((rdai)->info)
@@ -206,21 +254,13 @@ int rsnd_dai_id(struct rsnd_priv *priv, struct rsnd_dai *rdai);
void rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
+#define rsnd_dai_is_clk_master(rdai) ((rdai)->clk_master)
/*
* R-Car Gen1/Gen2
*/
int rsnd_gen_probe(struct platform_device *pdev,
- struct rcar_snd_info *info,
struct rsnd_priv *priv);
-void rsnd_gen_remove(struct platform_device *pdev,
- struct rsnd_priv *priv);
-int rsnd_gen_path_init(struct rsnd_priv *priv,
- struct rsnd_dai *rdai,
- struct rsnd_dai_stream *io);
-int rsnd_gen_path_exit(struct rsnd_priv *priv,
- struct rsnd_dai *rdai,
- struct rsnd_dai_stream *io);
void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
struct rsnd_mod *mod,
enum rsnd_reg reg);
@@ -233,14 +273,19 @@ void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
int rsnd_adg_probe(struct platform_device *pdev,
- struct rcar_snd_info *info,
- struct rsnd_priv *priv);
-void rsnd_adg_remove(struct platform_device *pdev,
struct rsnd_priv *priv);
-int rsnd_adg_set_convert_clk(struct rsnd_priv *priv,
- struct rsnd_mod *mod,
- unsigned int src_rate,
- unsigned int dst_rate);
+int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv,
+ struct rsnd_mod *mod,
+ unsigned int src_rate,
+ unsigned int dst_rate);
+int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io,
+ unsigned int src_rate,
+ unsigned int dst_rate);
+int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io);
/*
* R-Car sound priv
@@ -257,10 +302,10 @@ struct rsnd_priv {
void *gen;
/*
- * below value will be filled on rsnd_scu_probe()
+ * below value will be filled on rsnd_src_probe()
*/
- void *scu;
- int scu_nr;
+ void *src;
+ int src_nr;
/*
* below value will be filled on rsnd_adg_probe()
@@ -270,46 +315,62 @@ struct rsnd_priv {
/*
* below value will be filled on rsnd_ssi_probe()
*/
- void *ssiu;
+ void *ssi;
+ int ssi_nr;
/*
* below value will be filled on rsnd_dai_probe()
*/
struct snd_soc_dai_driver *daidrv;
struct rsnd_dai *rdai;
- int dai_nr;
+ int rdai_nr;
};
#define rsnd_priv_to_dev(priv) ((priv)->dev)
+#define rsnd_priv_to_info(priv) ((priv)->info)
#define rsnd_lock(priv, flags) spin_lock_irqsave(&priv->lock, flags)
#define rsnd_unlock(priv, flags) spin_unlock_irqrestore(&priv->lock, flags)
+#define rsnd_info_is_playback(priv, type) \
+({ \
+ struct rcar_snd_info *info = rsnd_priv_to_info(priv); \
+ int i, is_play = 0; \
+ for (i = 0; i < info->dai_info_nr; i++) { \
+ if (info->dai_info[i].playback.type == (type)->info) { \
+ is_play = 1; \
+ break; \
+ } \
+ } \
+ is_play; \
+})
+
/*
- * R-Car SCU
+ * R-Car SRC
*/
-int rsnd_scu_probe(struct platform_device *pdev,
- struct rcar_snd_info *info,
+int rsnd_src_probe(struct platform_device *pdev,
struct rsnd_priv *priv);
-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);
-unsigned int rsnd_scu_get_ssi_rate(struct rsnd_priv *priv,
- struct rsnd_mod *ssi_mod,
+struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
+unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
+ struct rsnd_dai_stream *io,
struct snd_pcm_runtime *runtime);
+int rsnd_src_ssi_mode_init(struct rsnd_mod *ssi_mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io);
+int rsnd_src_enable_ssi_irq(struct rsnd_mod *ssi_mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io);
-#define rsnd_scu_nr(priv) ((priv)->scu_nr)
+#define rsnd_src_nr(priv) ((priv)->src_nr)
/*
* R-Car SSI
*/
int rsnd_ssi_probe(struct platform_device *pdev,
- struct rcar_snd_info *info,
- struct rsnd_priv *priv);
-void rsnd_ssi_remove(struct platform_device *pdev,
struct rsnd_priv *priv);
struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
struct rsnd_mod *rsnd_ssi_mod_get_frm_dai(struct rsnd_priv *priv,
int dai_id, int is_play);
+int rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
+int rsnd_ssi_is_play(struct rsnd_mod *mod);
#endif
diff --git a/sound/soc/sh/rcar/scu.c b/sound/soc/sh/rcar/scu.c
deleted file mode 100644
index 9bb08bb..0000000
--- a/sound/soc/sh/rcar/scu.c
+++ /dev/null
@@ -1,384 +0,0 @@
-/*
- * Renesas R-Car SCU support
- *
- * Copyright (C) 2013 Renesas Solutions Corp.
- * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#include "rsnd.h"
-
-struct rsnd_scu {
- struct rsnd_scu_platform_info *info; /* rcar_snd.h */
- struct rsnd_mod mod;
- struct clk *clk;
-};
-
-#define rsnd_scu_mode_flags(p) ((p)->info->flags)
-#define rsnd_scu_convert_rate(p) ((p)->info->convert_rate)
-
-#define RSND_SCU_NAME_SIZE 16
-
-/*
- * ADINR
- */
-#define OTBL_24 (0 << 16)
-#define OTBL_22 (2 << 16)
-#define OTBL_20 (4 << 16)
-#define OTBL_18 (6 << 16)
-#define OTBL_16 (8 << 16)
-
-/*
- * image of SRC (Sampling Rate Converter)
- *
- * 96kHz <-> +-----+ 48kHz +-----+ 48kHz +-------+
- * 48kHz <-> | SRC | <------> | SSI | <-----> | codec |
- * 44.1kHz <-> +-----+ +-----+ +-------+
- * ...
- *
- */
-
-#define rsnd_mod_to_scu(_mod) \
- container_of((_mod), struct rsnd_scu, mod)
-
-#define for_each_rsnd_scu(pos, priv, i) \
- for ((i) = 0; \
- ((i) < rsnd_scu_nr(priv)) && \
- ((pos) = (struct rsnd_scu *)(priv)->scu + i); \
- i++)
-
-/* Gen1 only */
-static int rsnd_src_set_route_if_gen1(struct rsnd_priv *priv,
- struct rsnd_mod *mod,
- struct rsnd_dai *rdai,
- struct rsnd_dai_stream *io)
-{
- struct scu_route_config {
- u32 mask;
- int shift;
- } routes[] = {
- { 0xF, 0, }, /* 0 */
- { 0xF, 4, }, /* 1 */
- { 0xF, 8, }, /* 2 */
- { 0x7, 12, }, /* 3 */
- { 0x7, 16, }, /* 4 */
- { 0x7, 20, }, /* 5 */
- { 0x7, 24, }, /* 6 */
- { 0x3, 28, }, /* 7 */
- { 0x3, 30, }, /* 8 */
- };
- struct rsnd_scu *scu = rsnd_mod_to_scu(mod);
- u32 mask;
- u32 val;
- int shift;
- int id;
-
- /*
- * Gen1 only
- */
- if (!rsnd_is_gen1(priv))
- return 0;
-
- id = rsnd_mod_id(mod);
- if (id < 0 || id >= ARRAY_SIZE(routes))
- return -EIO;
-
- /*
- * SRC_ROUTE_SELECT
- */
- val = rsnd_dai_is_play(rdai, io) ? 0x1 : 0x2;
- val = val << routes[id].shift;
- mask = routes[id].mask << routes[id].shift;
-
- rsnd_mod_bset(mod, SRC_ROUTE_SEL, mask, val);
-
- /*
- * SRC_TIMING_SELECT
- */
- shift = (id % 4) * 8;
- mask = 0x1F << shift;
-
- /*
- * ADG is used as source clock if SRC was used,
- * then, SSI WS is used as destination clock.
- * SSI WS is used as source clock if SRC is not used
- * (when playback, source/destination become reverse when capture)
- */
- if (rsnd_scu_convert_rate(scu)) /* use ADG */
- val = 0;
- else if (8 == id) /* use SSI WS, but SRU8 is special */
- val = id << shift;
- else /* use SSI WS */
- val = (id + 1) << shift;
-
- switch (id / 4) {
- case 0:
- rsnd_mod_bset(mod, SRC_TMG_SEL0, mask, val);
- break;
- case 1:
- rsnd_mod_bset(mod, SRC_TMG_SEL1, mask, val);
- break;
- case 2:
- rsnd_mod_bset(mod, SRC_TMG_SEL2, mask, val);
- break;
- }
-
- return 0;
-}
-
-unsigned int rsnd_scu_get_ssi_rate(struct rsnd_priv *priv,
- struct rsnd_mod *ssi_mod,
- struct snd_pcm_runtime *runtime)
-{
- struct rsnd_scu *scu;
- unsigned int rate;
-
- /* this function is assuming SSI id = SCU id here */
- scu = rsnd_mod_to_scu(rsnd_scu_mod_get(priv, rsnd_mod_id(ssi_mod)));
-
- /*
- * return convert rate if SRC is used,
- * otherwise, return runtime->rate as usual
- */
- rate = rsnd_scu_convert_rate(scu);
- if (!rate)
- rate = runtime->rate;
-
- return rate;
-}
-
-static int rsnd_scu_convert_rate_ctrl(struct rsnd_priv *priv,
- struct rsnd_mod *mod,
- struct rsnd_dai *rdai,
- struct rsnd_dai_stream *io)
-{
- struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
- struct rsnd_scu *scu = rsnd_mod_to_scu(mod);
- u32 convert_rate = rsnd_scu_convert_rate(scu);
- u32 adinr = runtime->channels;
-
- /* set/clear soft reset */
- rsnd_mod_write(mod, SRC_SWRSR, 0);
- rsnd_mod_write(mod, SRC_SWRSR, 1);
-
- /* Initialize the operation of the SRC internal circuits */
- rsnd_mod_write(mod, SRC_SRCIR, 1);
-
- /* Set channel number and output bit length */
- switch (runtime->sample_bits) {
- case 16:
- adinr |= OTBL_16;
- break;
- case 32:
- adinr |= OTBL_24;
- break;
- default:
- return -EIO;
- }
- rsnd_mod_write(mod, SRC_ADINR, adinr);
-
- if (convert_rate) {
- u32 fsrate = 0x0400000 / convert_rate * runtime->rate;
- int ret;
-
- /* Enable the initial value of IFS */
- rsnd_mod_write(mod, SRC_IFSCR, 1);
-
- /* Set initial value of IFS */
- rsnd_mod_write(mod, SRC_IFSVR, fsrate);
-
- /* Select SRC mode (fixed value) */
- rsnd_mod_write(mod, SRC_SRCCR, 0x00010110);
-
- /* Set the restriction value of the FS ratio (98%) */
- rsnd_mod_write(mod, SRC_MNFSR, fsrate / 100 * 98);
-
- if (rsnd_is_gen1(priv)) {
- /* no SRC_BFSSR settings, since SRC_SRCCR::BUFMD is 0 */
- }
-
- /* set convert clock */
- ret = rsnd_adg_set_convert_clk(priv, mod,
- runtime->rate,
- convert_rate);
- if (ret < 0)
- return ret;
- }
-
- /* Cancel the initialization and operate the SRC function */
- rsnd_mod_write(mod, SRC_SRCIR, 0);
-
- /* use DMA transfer */
- rsnd_mod_write(mod, BUSIF_MODE, 1);
-
- return 0;
-}
-
-static int rsnd_scu_transfer_start(struct rsnd_priv *priv,
- struct rsnd_mod *mod,
- struct rsnd_dai *rdai,
- struct rsnd_dai_stream *io)
-{
- struct rsnd_scu *scu = rsnd_mod_to_scu(mod);
- int id = rsnd_mod_id(mod);
- u32 val;
-
- if (rsnd_is_gen1(priv)) {
- val = (1 << id);
- rsnd_mod_bset(mod, SRC_ROUTE_CTRL, val, val);
- }
-
- if (rsnd_scu_convert_rate(scu))
- rsnd_mod_write(mod, SRC_ROUTE_MODE0, 1);
-
- return 0;
-}
-
-static int rsnd_scu_transfer_stop(struct rsnd_priv *priv,
- struct rsnd_mod *mod,
- struct rsnd_dai *rdai,
- struct rsnd_dai_stream *io)
-{
- struct rsnd_scu *scu = rsnd_mod_to_scu(mod);
- int id = rsnd_mod_id(mod);
- u32 mask;
-
- if (rsnd_is_gen1(priv)) {
- mask = (1 << id);
- rsnd_mod_bset(mod, SRC_ROUTE_CTRL, mask, 0);
- }
-
- if (rsnd_scu_convert_rate(scu))
- rsnd_mod_write(mod, SRC_ROUTE_MODE0, 0);
-
- 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);
- int ret;
-
- /*
- * SCU will be used if it has RSND_SCU_USE_HPBIF flags
- */
- 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));
-
- return 0;
- }
-
- clk_enable(scu->clk);
-
- /* it use DMA transter */
-
- ret = rsnd_src_set_route_if_gen1(priv, mod, rdai, io);
- if (ret < 0)
- return ret;
-
- ret = rsnd_scu_convert_rate_ctrl(priv, mod, rdai, io);
- if (ret < 0)
- return ret;
-
- ret = rsnd_scu_transfer_start(priv, mod, rdai, io);
- if (ret < 0)
- return ret;
-
- dev_dbg(dev, "%s%d start\n", rsnd_mod_name(mod), rsnd_mod_id(mod));
-
- return 0;
-}
-
-static int rsnd_scu_stop(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);
-
- if (!rsnd_scu_hpbif_is_enable(mod))
- return 0;
-
- rsnd_scu_transfer_stop(priv, mod, rdai, io);
-
- clk_disable(scu->clk);
-
- return 0;
-}
-
-static struct rsnd_mod_ops rsnd_scu_ops = {
- .name = "scu",
- .start = rsnd_scu_start,
- .stop = rsnd_scu_stop,
-};
-
-struct rsnd_mod *rsnd_scu_mod_get(struct rsnd_priv *priv, int id)
-{
- if (WARN_ON(id < 0 || id >= rsnd_scu_nr(priv)))
- id = 0;
-
- return &((struct rsnd_scu *)(priv->scu) + id)->mod;
-}
-
-int rsnd_scu_probe(struct platform_device *pdev,
- struct rcar_snd_info *info,
- struct rsnd_priv *priv)
-{
- struct device *dev = rsnd_priv_to_dev(priv);
- struct rsnd_scu *scu;
- struct clk *clk;
- char name[RSND_SCU_NAME_SIZE];
- int i, nr;
-
- /*
- * init SCU
- */
- nr = info->scu_info_nr;
- scu = devm_kzalloc(dev, sizeof(*scu) * nr, GFP_KERNEL);
- if (!scu) {
- dev_err(dev, "SCU allocate failed\n");
- return -ENOMEM;
- }
-
- priv->scu_nr = nr;
- priv->scu = scu;
-
- for_each_rsnd_scu(scu, priv, i) {
- snprintf(name, RSND_SCU_NAME_SIZE, "scu.%d", i);
-
- clk = devm_clk_get(dev, name);
- if (IS_ERR(clk))
- return PTR_ERR(clk);
-
- rsnd_mod_init(priv, &scu->mod,
- &rsnd_scu_ops, i);
- scu->info = &info->scu_info[i];
- scu->clk = clk;
-
- dev_dbg(dev, "SCU%d probed\n", i);
- }
- dev_dbg(dev, "scu probed\n");
-
- return 0;
-}
-
-void rsnd_scu_remove(struct platform_device *pdev,
- struct rsnd_priv *priv)
-{
-}
diff --git a/sound/soc/sh/rcar/src.c b/sound/soc/sh/rcar/src.c
new file mode 100644
index 0000000..ea6a214
--- /dev/null
+++ b/sound/soc/sh/rcar/src.c
@@ -0,0 +1,687 @@
+/*
+ * Renesas R-Car SRC support
+ *
+ * Copyright (C) 2013 Renesas Solutions Corp.
+ * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include "rsnd.h"
+
+struct rsnd_src {
+ struct rsnd_src_platform_info *info; /* rcar_snd.h */
+ struct rsnd_mod mod;
+ struct clk *clk;
+};
+
+#define RSND_SRC_NAME_SIZE 16
+
+/*
+ * ADINR
+ */
+#define OTBL_24 (0 << 16)
+#define OTBL_22 (2 << 16)
+#define OTBL_20 (4 << 16)
+#define OTBL_18 (6 << 16)
+#define OTBL_16 (8 << 16)
+
+#define rsnd_src_mode_flags(p) ((p)->info->flags)
+#define rsnd_src_convert_rate(p) ((p)->info->convert_rate)
+#define rsnd_mod_to_src(_mod) \
+ container_of((_mod), struct rsnd_src, mod)
+#define rsnd_src_hpbif_is_enable(src) \
+ (rsnd_src_mode_flags(src) & RSND_SCU_USE_HPBIF)
+#define rsnd_src_dma_available(src) \
+ rsnd_dma_available(rsnd_mod_to_dma(&(src)->mod))
+
+#define for_each_rsnd_src(pos, priv, i) \
+ for ((i) = 0; \
+ ((i) < rsnd_src_nr(priv)) && \
+ ((pos) = (struct rsnd_src *)(priv)->src + i); \
+ i++)
+
+
+/*
+ * image of SRC (Sampling Rate Converter)
+ *
+ * 96kHz <-> +-----+ 48kHz +-----+ 48kHz +-------+
+ * 48kHz <-> | SRC | <------> | SSI | <-----> | codec |
+ * 44.1kHz <-> +-----+ +-----+ +-------+
+ * ...
+ *
+ */
+
+/*
+ * src.c is caring...
+ *
+ * Gen1
+ *
+ * [mem] -> [SRU] -> [SSI]
+ * |--------|
+ *
+ * Gen2
+ *
+ * [mem] -> [SRC] -> [SSIU] -> [SSI]
+ * |-----------------|
+ */
+
+/*
+ * How to use SRC bypass mode for debugging
+ *
+ * SRC has bypass mode, and it is useful for debugging.
+ * In Gen2 case,
+ * SRCm_MODE controls whether SRC is used or not
+ * SSI_MODE0 controls whether SSIU which receives SRC data
+ * is used or not.
+ * Both SRCm_MODE/SSI_MODE0 settings are needed if you use SRC,
+ * but SRC bypass mode needs SSI_MODE0 only.
+ *
+ * This driver request
+ * struct rsnd_src_platform_info {
+ * u32 flags;
+ * u32 convert_rate;
+ * }
+ *
+ * rsnd_src_hpbif_is_enable() will be true
+ * if flags had RSND_SRC_USE_HPBIF,
+ * and it controls whether SSIU is used or not.
+ *
+ * rsnd_src_convert_rate() indicates
+ * above convert_rate, and it controls
+ * whether SRC is used or not.
+ *
+ * ex) doesn't use SRC
+ * struct rsnd_src_platform_info info = {
+ * .flags = 0,
+ * .convert_rate = 0,
+ * };
+ *
+ * ex) uses SRC
+ * struct rsnd_src_platform_info info = {
+ * .flags = RSND_SRC_USE_HPBIF,
+ * .convert_rate = 48000,
+ * };
+ *
+ * ex) uses SRC bypass mode
+ * struct rsnd_src_platform_info info = {
+ * .flags = RSND_SRC_USE_HPBIF,
+ * .convert_rate = 0,
+ * };
+ *
+ */
+
+/*
+ * Gen1/Gen2 common functions
+ */
+int rsnd_src_ssi_mode_init(struct rsnd_mod *ssi_mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_priv *priv = rsnd_mod_to_priv(ssi_mod);
+ struct rsnd_mod *src_mod = rsnd_io_to_mod_src(io);
+ struct rcar_snd_info *info = rsnd_priv_to_info(priv);
+ int ssi_id = rsnd_mod_id(ssi_mod);
+ int has_src = 0;
+
+ /*
+ * SSI_MODE0
+ */
+ if (info->dai_info) {
+ has_src = !!src_mod;
+ } else {
+ struct rsnd_src *src = rsnd_mod_to_src(src_mod);
+ has_src = rsnd_src_hpbif_is_enable(src);
+ }
+
+ rsnd_mod_bset(ssi_mod, SSI_MODE0, (1 << ssi_id),
+ has_src ? 0 : (1 << ssi_id));
+
+ /*
+ * SSI_MODE1
+ */
+ if (rsnd_ssi_is_pin_sharing(ssi_mod)) {
+ int shift = -1;
+ switch (ssi_id) {
+ case 1:
+ shift = 0;
+ break;
+ case 2:
+ shift = 2;
+ break;
+ case 4:
+ shift = 16;
+ break;
+ }
+
+ if (shift >= 0)
+ rsnd_mod_bset(ssi_mod, SSI_MODE1,
+ 0x3 << shift,
+ rsnd_dai_is_clk_master(rdai) ?
+ 0x2 << shift : 0x1 << shift);
+ }
+
+ return 0;
+}
+
+int rsnd_src_enable_ssi_irq(struct rsnd_mod *ssi_mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_priv *priv = rsnd_mod_to_priv(ssi_mod);
+
+ /* enable PIO interrupt if Gen2 */
+ if (rsnd_is_gen2(priv))
+ rsnd_mod_write(ssi_mod, INT_ENABLE, 0x0f000000);
+
+ return 0;
+}
+
+unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
+ struct rsnd_dai_stream *io,
+ struct snd_pcm_runtime *runtime)
+{
+ struct rsnd_src *src;
+ unsigned int rate;
+
+ src = rsnd_mod_to_src(rsnd_io_to_mod_src(io));
+
+ /*
+ * return convert rate if SRC is used,
+ * otherwise, return runtime->rate as usual
+ */
+ rate = rsnd_src_convert_rate(src);
+ if (!rate)
+ rate = runtime->rate;
+
+ return rate;
+}
+
+static int rsnd_src_set_convert_rate(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+ u32 convert_rate = rsnd_src_convert_rate(src);
+ u32 adinr = runtime->channels;
+ u32 fsrate = 0;
+
+ if (convert_rate)
+ fsrate = 0x0400000 / convert_rate * runtime->rate;
+
+ /* set/clear soft reset */
+ rsnd_mod_write(mod, SRC_SWRSR, 0);
+ rsnd_mod_write(mod, SRC_SWRSR, 1);
+
+ /*
+ * Initialize the operation of the SRC internal circuits
+ * see rsnd_src_start()
+ */
+ rsnd_mod_write(mod, SRC_SRCIR, 1);
+
+ /* Set channel number and output bit length */
+ switch (runtime->sample_bits) {
+ case 16:
+ adinr |= OTBL_16;
+ break;
+ case 32:
+ adinr |= OTBL_24;
+ break;
+ default:
+ return -EIO;
+ }
+ rsnd_mod_write(mod, SRC_ADINR, adinr);
+
+ /* Enable the initial value of IFS */
+ if (fsrate) {
+ rsnd_mod_write(mod, SRC_IFSCR, 1);
+
+ /* Set initial value of IFS */
+ rsnd_mod_write(mod, SRC_IFSVR, fsrate);
+ }
+
+ /* use DMA transfer */
+ rsnd_mod_write(mod, SRC_BUSIF_MODE, 1);
+
+ return 0;
+}
+
+static int rsnd_src_init(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+
+ clk_enable(src->clk);
+
+ return 0;
+}
+
+static int rsnd_src_quit(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+
+ clk_disable(src->clk);
+
+ return 0;
+}
+
+static int rsnd_src_start(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+
+ /*
+ * Cancel the initialization and operate the SRC function
+ * see rsnd_src_set_convert_rate()
+ */
+ rsnd_mod_write(mod, SRC_SRCIR, 0);
+
+ if (rsnd_src_convert_rate(src))
+ rsnd_mod_write(mod, SRC_ROUTE_MODE0, 1);
+
+ return 0;
+}
+
+
+static int rsnd_src_stop(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+
+ if (rsnd_src_convert_rate(src))
+ rsnd_mod_write(mod, SRC_ROUTE_MODE0, 0);
+
+ return 0;
+}
+
+static struct rsnd_mod_ops rsnd_src_non_ops = {
+ .name = "src (non)",
+};
+
+/*
+ * Gen1 functions
+ */
+static int rsnd_src_set_route_gen1(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct src_route_config {
+ u32 mask;
+ int shift;
+ } routes[] = {
+ { 0xF, 0, }, /* 0 */
+ { 0xF, 4, }, /* 1 */
+ { 0xF, 8, }, /* 2 */
+ { 0x7, 12, }, /* 3 */
+ { 0x7, 16, }, /* 4 */
+ { 0x7, 20, }, /* 5 */
+ { 0x7, 24, }, /* 6 */
+ { 0x3, 28, }, /* 7 */
+ { 0x3, 30, }, /* 8 */
+ };
+ u32 mask;
+ u32 val;
+ int id;
+
+ id = rsnd_mod_id(mod);
+ if (id < 0 || id >= ARRAY_SIZE(routes))
+ return -EIO;
+
+ /*
+ * SRC_ROUTE_SELECT
+ */
+ val = rsnd_dai_is_play(rdai, io) ? 0x1 : 0x2;
+ val = val << routes[id].shift;
+ mask = routes[id].mask << routes[id].shift;
+
+ rsnd_mod_bset(mod, SRC_ROUTE_SEL, mask, val);
+
+ return 0;
+}
+
+static int rsnd_src_set_convert_timing_gen1(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+ struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+ u32 convert_rate = rsnd_src_convert_rate(src);
+ u32 mask;
+ u32 val;
+ int shift;
+ int id = rsnd_mod_id(mod);
+ int ret;
+
+ /*
+ * SRC_TIMING_SELECT
+ */
+ shift = (id % 4) * 8;
+ mask = 0x1F << shift;
+
+ /*
+ * ADG is used as source clock if SRC was used,
+ * then, SSI WS is used as destination clock.
+ * SSI WS is used as source clock if SRC is not used
+ * (when playback, source/destination become reverse when capture)
+ */
+ ret = 0;
+ if (convert_rate) {
+ /* use ADG */
+ val = 0;
+ ret = rsnd_adg_set_convert_clk_gen1(priv, mod,
+ runtime->rate,
+ convert_rate);
+ } else if (8 == id) {
+ /* use SSI WS, but SRU8 is special */
+ val = id << shift;
+ } else {
+ /* use SSI WS */
+ val = (id + 1) << shift;
+ }
+
+ if (ret < 0)
+ return ret;
+
+ switch (id / 4) {
+ case 0:
+ rsnd_mod_bset(mod, SRC_TMG_SEL0, mask, val);
+ break;
+ case 1:
+ rsnd_mod_bset(mod, SRC_TMG_SEL1, mask, val);
+ break;
+ case 2:
+ rsnd_mod_bset(mod, SRC_TMG_SEL2, mask, val);
+ break;
+ }
+
+ return 0;
+}
+
+static int rsnd_src_set_convert_rate_gen1(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ int ret;
+
+ ret = rsnd_src_set_convert_rate(mod, rdai, io);
+ if (ret < 0)
+ return ret;
+
+ /* Select SRC mode (fixed value) */
+ rsnd_mod_write(mod, SRC_SRCCR, 0x00010110);
+
+ /* Set the restriction value of the FS ratio (98%) */
+ rsnd_mod_write(mod, SRC_MNFSR,
+ rsnd_mod_read(mod, SRC_IFSVR) / 100 * 98);
+
+ /* no SRC_BFSSR settings, since SRC_SRCCR::BUFMD is 0 */
+
+ return 0;
+}
+
+static int rsnd_src_init_gen1(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ int ret;
+
+ ret = rsnd_src_init(mod, rdai, io);
+ if (ret < 0)
+ return ret;
+
+ ret = rsnd_src_set_route_gen1(mod, rdai, io);
+ if (ret < 0)
+ return ret;
+
+ ret = rsnd_src_set_convert_rate_gen1(mod, rdai, io);
+ if (ret < 0)
+ return ret;
+
+ ret = rsnd_src_set_convert_timing_gen1(mod, rdai, io);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int rsnd_src_start_gen1(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ int id = rsnd_mod_id(mod);
+
+ rsnd_mod_bset(mod, SRC_ROUTE_CTRL, (1 << id), (1 << id));
+
+ return rsnd_src_start(mod, rdai, io);
+}
+
+static int rsnd_src_stop_gen1(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ int id = rsnd_mod_id(mod);
+
+ rsnd_mod_bset(mod, SRC_ROUTE_CTRL, (1 << id), 0);
+
+ return rsnd_src_stop(mod, rdai, io);
+}
+
+static struct rsnd_mod_ops rsnd_src_gen1_ops = {
+ .name = "sru (gen1)",
+ .init = rsnd_src_init_gen1,
+ .quit = rsnd_src_quit,
+ .start = rsnd_src_start_gen1,
+ .stop = rsnd_src_stop_gen1,
+};
+
+/*
+ * Gen2 functions
+ */
+static int rsnd_src_set_convert_rate_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ int ret;
+
+ ret = rsnd_src_set_convert_rate(mod, rdai, io);
+ if (ret < 0)
+ return ret;
+
+ rsnd_mod_write(mod, SSI_BUSIF_ADINR, rsnd_mod_read(mod, SRC_ADINR));
+ rsnd_mod_write(mod, SSI_BUSIF_MODE, rsnd_mod_read(mod, SRC_BUSIF_MODE));
+
+ rsnd_mod_write(mod, SRC_SRCCR, 0x00011110);
+
+ rsnd_mod_write(mod, SRC_BSDSR, 0x01800000);
+ rsnd_mod_write(mod, SRC_BSISR, 0x00100060);
+
+ return 0;
+}
+
+static int rsnd_src_set_convert_timing_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+ u32 convert_rate = rsnd_src_convert_rate(src);
+ int ret;
+
+ if (convert_rate)
+ ret = rsnd_adg_set_convert_clk_gen2(mod, rdai, io,
+ runtime->rate,
+ convert_rate);
+ else
+ ret = rsnd_adg_set_convert_timing_gen2(mod, rdai, io);
+
+ return ret;
+}
+
+static int rsnd_src_probe_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ struct rcar_snd_info *info = rsnd_priv_to_info(priv);
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+ struct rsnd_mod *ssi = rsnd_ssi_mod_get(priv, rsnd_mod_id(mod));
+ struct device *dev = rsnd_priv_to_dev(priv);
+ int ret;
+ int is_play;
+
+ if (info->dai_info)
+ is_play = rsnd_info_is_playback(priv, src);
+ else
+ is_play = rsnd_ssi_is_play(ssi);
+
+ ret = rsnd_dma_init(priv,
+ rsnd_mod_to_dma(mod),
+ is_play,
+ src->info->dma_id);
+ if (ret < 0)
+ dev_err(dev, "SRC DMA failed\n");
+
+ return ret;
+}
+
+static int rsnd_src_remove_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ rsnd_dma_quit(rsnd_mod_to_priv(mod), rsnd_mod_to_dma(mod));
+
+ return 0;
+}
+
+static int rsnd_src_init_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ int ret;
+
+ ret = rsnd_src_init(mod, rdai, io);
+ if (ret < 0)
+ return ret;
+
+ ret = rsnd_src_set_convert_rate_gen2(mod, rdai, io);
+ if (ret < 0)
+ return ret;
+
+ ret = rsnd_src_set_convert_timing_gen2(mod, rdai, io);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int rsnd_src_start_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+
+ rsnd_dma_start(rsnd_mod_to_dma(&src->mod));
+
+ rsnd_mod_write(mod, SSI_CTRL, 0x1);
+ rsnd_mod_write(mod, SRC_CTRL, 0x11);
+
+ return rsnd_src_start(mod, rdai, io);
+}
+
+static int rsnd_src_stop_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+
+ rsnd_mod_write(mod, SSI_CTRL, 0);
+ rsnd_mod_write(mod, SRC_CTRL, 0);
+
+ rsnd_dma_stop(rsnd_mod_to_dma(&src->mod));
+
+ return rsnd_src_stop(mod, rdai, io);
+}
+
+static struct rsnd_mod_ops rsnd_src_gen2_ops = {
+ .name = "src (gen2)",
+ .probe = rsnd_src_probe_gen2,
+ .remove = rsnd_src_remove_gen2,
+ .init = rsnd_src_init_gen2,
+ .quit = rsnd_src_quit,
+ .start = rsnd_src_start_gen2,
+ .stop = rsnd_src_stop_gen2,
+};
+
+struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id)
+{
+ if (WARN_ON(id < 0 || id >= rsnd_src_nr(priv)))
+ id = 0;
+
+ return &((struct rsnd_src *)(priv->src) + id)->mod;
+}
+
+int rsnd_src_probe(struct platform_device *pdev,
+ struct rsnd_priv *priv)
+{
+ struct rcar_snd_info *info = rsnd_priv_to_info(priv);
+ struct device *dev = rsnd_priv_to_dev(priv);
+ struct rsnd_src *src;
+ struct rsnd_mod_ops *ops;
+ struct clk *clk;
+ char name[RSND_SRC_NAME_SIZE];
+ int i, nr;
+
+ /*
+ * init SRC
+ */
+ nr = info->src_info_nr;
+ if (!nr)
+ return 0;
+
+ src = devm_kzalloc(dev, sizeof(*src) * nr, GFP_KERNEL);
+ if (!src) {
+ dev_err(dev, "SRC allocate failed\n");
+ return -ENOMEM;
+ }
+
+ priv->src_nr = nr;
+ priv->src = src;
+
+ for_each_rsnd_src(src, priv, i) {
+ snprintf(name, RSND_SRC_NAME_SIZE, "src.%d", i);
+
+ clk = devm_clk_get(dev, name);
+ if (IS_ERR(clk)) {
+ snprintf(name, RSND_SRC_NAME_SIZE, "scu.%d", i);
+ clk = devm_clk_get(dev, name);
+ }
+
+ if (IS_ERR(clk))
+ return PTR_ERR(clk);
+
+ src->info = &info->src_info[i];
+ src->clk = clk;
+
+ ops = &rsnd_src_non_ops;
+ if (rsnd_src_hpbif_is_enable(src)) {
+ if (rsnd_is_gen1(priv))
+ ops = &rsnd_src_gen1_ops;
+ if (rsnd_is_gen2(priv))
+ ops = &rsnd_src_gen2_ops;
+ }
+
+ rsnd_mod_init(priv, &src->mod, ops, RSND_MOD_SRC, i);
+
+ dev_dbg(dev, "SRC%d probed\n", i);
+ }
+
+ return 0;
+}
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index 4b8cf7c..633b23d 100644
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -64,108 +64,29 @@ struct rsnd_ssi {
struct rsnd_mod mod;
struct rsnd_dai *rdai;
- struct rsnd_dai_stream *io;
u32 cr_own;
u32 cr_clk;
u32 cr_etc;
int err;
- int dma_offset;
unsigned int usrcnt;
unsigned int rate;
};
-struct rsnd_ssiu {
- u32 ssi_mode0;
- u32 ssi_mode1;
-
- int ssi_nr;
- struct rsnd_ssi *ssi;
-};
-
#define for_each_rsnd_ssi(pos, priv, i) \
for (i = 0; \
(i < rsnd_ssi_nr(priv)) && \
- ((pos) = ((struct rsnd_ssiu *)((priv)->ssiu))->ssi + i); \
+ ((pos) = ((struct rsnd_ssi *)(priv)->ssi + i)); \
i++)
-#define rsnd_ssi_nr(priv) (((struct rsnd_ssiu *)((priv)->ssiu))->ssi_nr)
+#define rsnd_ssi_nr(priv) ((priv)->ssi_nr)
#define rsnd_mod_to_ssi(_mod) container_of((_mod), struct rsnd_ssi, mod)
#define rsnd_dma_to_ssi(dma) rsnd_mod_to_ssi(rsnd_dma_to_mod(dma))
#define rsnd_ssi_pio_available(ssi) ((ssi)->info->pio_irq > 0)
#define rsnd_ssi_dma_available(ssi) \
rsnd_dma_available(rsnd_mod_to_dma(&(ssi)->mod))
#define rsnd_ssi_clk_from_parent(ssi) ((ssi)->parent)
-#define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
#define rsnd_ssi_mode_flags(p) ((p)->info->flags)
#define rsnd_ssi_dai_id(ssi) ((ssi)->info->dai_id)
-#define rsnd_ssi_to_ssiu(ssi)\
- (((struct rsnd_ssiu *)((ssi) - rsnd_mod_id(&(ssi)->mod))) - 1)
-
-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_mod *scu;
- struct rsnd_ssiu *ssiu = rsnd_ssi_to_ssiu(ssi);
- int id = rsnd_mod_id(&ssi->mod);
- u32 flags;
- u32 val;
-
- scu = rsnd_scu_mod_get(priv, rsnd_mod_id(&ssi->mod));
-
- /*
- * SSI_MODE0
- */
-
- /* 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);
- }
-
- /*
- * SSI_MODE1
- */
-#define ssi_parent_set(p, sync, adg, ext) \
- do { \
- ssi->parent = ssiu->ssi + p; \
- if (rsnd_rdai_is_clk_master(rdai)) \
- val = adg; \
- else \
- val = ext; \
- if (flags & RSND_SSI_SYNC) \
- val |= sync; \
- } while (0)
-
- flags = rsnd_ssi_mode_flags(ssi);
- if (flags & RSND_SSI_CLK_PIN_SHARE) {
-
- val = 0;
- switch (id) {
- case 1:
- ssi_parent_set(0, (1 << 4), (0x2 << 0), (0x1 << 0));
- break;
- case 2:
- ssi_parent_set(0, (1 << 4), (0x2 << 2), (0x1 << 2));
- break;
- case 4:
- ssi_parent_set(3, (1 << 20), (0x2 << 16), (0x1 << 16));
- break;
- case 8:
- ssi_parent_set(7, 0, 0, 0);
- break;
- }
-
- ssiu->ssi_mode1 |= val;
- }
-
- rsnd_mod_write(&ssi->mod, SSI_MODE0, ssiu->ssi_mode0);
- rsnd_mod_write(&ssi->mod, SSI_MODE1, ssiu->ssi_mode1);
-}
static void rsnd_ssi_status_check(struct rsnd_mod *mod,
u32 bit)
@@ -200,7 +121,7 @@ static int rsnd_ssi_master_clk_start(struct rsnd_ssi *ssi,
1, 2, 4, 8, 16, 6, 12,
};
unsigned int main_rate;
- unsigned int rate = rsnd_scu_get_ssi_rate(priv, &ssi->mod, runtime);
+ unsigned int rate = rsnd_src_get_ssi_rate(priv, io, runtime);
/*
* Find best clock, and try to start ADG
@@ -252,7 +173,7 @@ static void rsnd_ssi_hw_start(struct rsnd_ssi *ssi,
if (0 == ssi->usrcnt) {
clk_enable(ssi->clk);
- if (rsnd_rdai_is_clk_master(rdai)) {
+ if (rsnd_dai_is_clk_master(rdai)) {
if (rsnd_ssi_clk_from_parent(ssi))
rsnd_ssi_hw_start(ssi->parent, rdai, io);
else
@@ -302,7 +223,7 @@ static void rsnd_ssi_hw_stop(struct rsnd_ssi *ssi,
rsnd_mod_write(&ssi->mod, SSICR, cr); /* disabled all */
rsnd_ssi_status_check(&ssi->mod, IIRQ);
- if (rsnd_rdai_is_clk_master(rdai)) {
+ if (rsnd_dai_is_clk_master(rdai)) {
if (rsnd_ssi_clk_from_parent(ssi))
rsnd_ssi_hw_stop(ssi->parent, rdai);
else
@@ -323,8 +244,6 @@ static int rsnd_ssi_init(struct rsnd_mod *mod,
struct rsnd_dai_stream *io)
{
struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
- struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
- struct device *dev = rsnd_priv_to_dev(priv);
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
u32 cr;
@@ -365,13 +284,10 @@ static int rsnd_ssi_init(struct rsnd_mod *mod,
* set ssi parameter
*/
ssi->rdai = rdai;
- ssi->io = io;
ssi->cr_own = cr;
ssi->err = -1; /* ignore 1st error */
- rsnd_ssi_mode_set(priv, rdai, ssi);
-
- dev_dbg(dev, "%s.%d init\n", rsnd_mod_name(mod), rsnd_mod_id(mod));
+ rsnd_src_ssi_mode_init(mod, rdai, io);
return 0;
}
@@ -384,13 +300,10 @@ static int rsnd_ssi_quit(struct rsnd_mod *mod,
struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
struct device *dev = rsnd_priv_to_dev(priv);
- dev_dbg(dev, "%s.%d quit\n", rsnd_mod_name(mod), rsnd_mod_id(mod));
-
if (ssi->err > 0)
dev_warn(dev, "ssi under/over flow err = %d\n", ssi->err);
ssi->rdai = NULL;
- ssi->io = NULL;
ssi->cr_own = 0;
ssi->err = 0;
@@ -414,8 +327,9 @@ static void rsnd_ssi_record_error(struct rsnd_ssi *ssi, u32 status)
static irqreturn_t rsnd_ssi_pio_interrupt(int irq, void *data)
{
struct rsnd_ssi *ssi = data;
- struct rsnd_dai_stream *io = ssi->io;
- u32 status = rsnd_mod_read(&ssi->mod, SSISR);
+ struct rsnd_mod *mod = &ssi->mod;
+ struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
+ u32 status = rsnd_mod_read(mod, SSISR);
irqreturn_t ret = IRQ_NONE;
if (io && (status & DIRQ)) {
@@ -432,9 +346,9 @@ static irqreturn_t rsnd_ssi_pio_interrupt(int irq, void *data)
* see rsnd_ssi_init()
*/
if (rsnd_dai_is_play(rdai, io))
- rsnd_mod_write(&ssi->mod, SSITDR, *buf);
+ rsnd_mod_write(mod, SSITDR, *buf);
else
- *buf = rsnd_mod_read(&ssi->mod, SSIRDR);
+ *buf = rsnd_mod_read(mod, SSIRDR);
rsnd_dai_pointer_update(io, sizeof(*buf));
@@ -444,25 +358,39 @@ static irqreturn_t rsnd_ssi_pio_interrupt(int irq, void *data)
return ret;
}
-static int rsnd_ssi_pio_start(struct rsnd_mod *mod,
+static int rsnd_ssi_pio_probe(struct rsnd_mod *mod,
struct rsnd_dai *rdai,
struct rsnd_dai_stream *io)
{
struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
- struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
struct device *dev = rsnd_priv_to_dev(priv);
+ struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
+ int irq = ssi->info->pio_irq;
+ int ret;
+
+ ret = devm_request_irq(dev, irq,
+ rsnd_ssi_pio_interrupt,
+ IRQF_SHARED,
+ dev_name(dev), ssi);
+ if (ret)
+ dev_err(dev, "SSI request interrupt failed\n");
+
+ return ret;
+}
+
+static int rsnd_ssi_pio_start(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
/* enable PIO IRQ */
ssi->cr_etc = UIEN | OIEN | DIEN;
- /* enable PIO interrupt if gen2 */
- if (rsnd_is_gen2(priv))
- rsnd_mod_write(&ssi->mod, INT_ENABLE, 0x0f000000);
+ rsnd_src_enable_ssi_irq(mod, rdai, io);
rsnd_ssi_hw_start(ssi, rdai, io);
- dev_dbg(dev, "%s.%d start\n", rsnd_mod_name(mod), rsnd_mod_id(mod));
-
return 0;
}
@@ -470,12 +398,8 @@ static int rsnd_ssi_pio_stop(struct rsnd_mod *mod,
struct rsnd_dai *rdai,
struct rsnd_dai_stream *io)
{
- struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
- struct device *dev = rsnd_priv_to_dev(priv);
struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
- dev_dbg(dev, "%s.%d stop\n", rsnd_mod_name(mod), rsnd_mod_id(mod));
-
ssi->cr_etc = 0;
rsnd_ssi_hw_stop(ssi, rdai);
@@ -485,35 +409,46 @@ static int rsnd_ssi_pio_stop(struct rsnd_mod *mod,
static struct rsnd_mod_ops rsnd_ssi_pio_ops = {
.name = "ssi (pio)",
+ .probe = rsnd_ssi_pio_probe,
.init = rsnd_ssi_init,
.quit = rsnd_ssi_quit,
.start = rsnd_ssi_pio_start,
.stop = rsnd_ssi_pio_stop,
};
-static int rsnd_ssi_dma_inquiry(struct rsnd_dma *dma, dma_addr_t *buf, int *len)
+static int rsnd_ssi_dma_probe(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
{
- struct rsnd_ssi *ssi = rsnd_dma_to_ssi(dma);
- struct rsnd_dai_stream *io = ssi->io;
- struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
+ struct rcar_snd_info *info = rsnd_priv_to_info(priv);
+ struct device *dev = rsnd_priv_to_dev(priv);
+ int dma_id = ssi->info->dma_id;
+ int is_play;
+ int ret;
- *len = io->byte_per_period;
- *buf = runtime->dma_addr +
- rsnd_dai_pointer_offset(io, ssi->dma_offset + *len);
- ssi->dma_offset = *len; /* it cares A/B plane */
+ if (info->dai_info)
+ is_play = rsnd_info_is_playback(priv, ssi);
+ else
+ is_play = rsnd_ssi_is_play(&ssi->mod);
- return 0;
-}
+ ret = rsnd_dma_init(
+ priv, rsnd_mod_to_dma(mod),
+ is_play,
+ dma_id);
-static int rsnd_ssi_dma_complete(struct rsnd_dma *dma)
-{
- struct rsnd_ssi *ssi = rsnd_dma_to_ssi(dma);
- struct rsnd_dai_stream *io = ssi->io;
- u32 status = rsnd_mod_read(&ssi->mod, SSISR);
+ if (ret < 0)
+ dev_err(dev, "SSI DMA failed\n");
- rsnd_ssi_record_error(ssi, status);
+ return ret;
+}
- rsnd_dai_pointer_update(ssi->io, io->byte_per_period);
+static int rsnd_ssi_dma_remove(struct rsnd_mod *mod,
+ struct rsnd_dai *rdai,
+ struct rsnd_dai_stream *io)
+{
+ rsnd_dma_quit(rsnd_mod_to_priv(mod), rsnd_mod_to_dma(mod));
return 0;
}
@@ -527,14 +462,13 @@ static int rsnd_ssi_dma_start(struct rsnd_mod *mod,
/* enable DMA transfer */
ssi->cr_etc = DMEN;
- ssi->dma_offset = 0;
rsnd_dma_start(dma);
rsnd_ssi_hw_start(ssi, ssi->rdai, io);
/* enable WS continue */
- if (rsnd_rdai_is_clk_master(rdai))
+ if (rsnd_dai_is_clk_master(rdai))
rsnd_mod_write(&ssi->mod, SSIWSR, CONT);
return 0;
@@ -549,6 +483,8 @@ static int rsnd_ssi_dma_stop(struct rsnd_mod *mod,
ssi->cr_etc = 0;
+ rsnd_ssi_record_error(ssi, rsnd_mod_read(mod, SSISR));
+
rsnd_ssi_hw_stop(ssi, rdai);
rsnd_dma_stop(dma);
@@ -558,6 +494,8 @@ static int rsnd_ssi_dma_stop(struct rsnd_mod *mod,
static struct rsnd_mod_ops rsnd_ssi_dma_ops = {
.name = "ssi (dma)",
+ .probe = rsnd_ssi_dma_probe,
+ .remove = rsnd_ssi_dma_remove,
.init = rsnd_ssi_init,
.quit = rsnd_ssi_quit,
.start = rsnd_ssi_dma_start,
@@ -567,24 +505,8 @@ static struct rsnd_mod_ops rsnd_ssi_dma_ops = {
/*
* Non SSI
*/
-static int rsnd_ssi_non(struct rsnd_mod *mod,
- struct rsnd_dai *rdai,
- struct rsnd_dai_stream *io)
-{
- struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
- struct device *dev = rsnd_priv_to_dev(priv);
-
- dev_dbg(dev, "%s\n", __func__);
-
- return 0;
-}
-
static struct rsnd_mod_ops rsnd_ssi_non_ops = {
.name = "ssi (non)",
- .init = rsnd_ssi_non,
- .quit = rsnd_ssi_non,
- .start = rsnd_ssi_non,
- .stop = rsnd_ssi_non,
};
/*
@@ -593,16 +515,30 @@ static struct rsnd_mod_ops rsnd_ssi_non_ops = {
struct rsnd_mod *rsnd_ssi_mod_get_frm_dai(struct rsnd_priv *priv,
int dai_id, int is_play)
{
+ struct rsnd_dai_platform_info *dai_info = NULL;
+ struct rsnd_dai_path_info *path_info = NULL;
+ struct rsnd_ssi_platform_info *target_info = NULL;
struct rsnd_ssi *ssi;
int i, has_play;
+ if (priv->rdai)
+ dai_info = priv->rdai[dai_id].info;
+ if (dai_info)
+ path_info = (is_play) ? &dai_info->playback : &dai_info->capture;
+ if (path_info)
+ target_info = path_info->ssi;
+
is_play = !!is_play;
for_each_rsnd_ssi(ssi, priv, i) {
+ if (target_info == ssi->info)
+ return &ssi->mod;
+
+ /* for compatible */
if (rsnd_ssi_dai_id(ssi) != dai_id)
continue;
- has_play = !!(rsnd_ssi_mode_flags(ssi) & RSND_SSI_PLAY);
+ has_play = rsnd_ssi_is_play(&ssi->mod);
if (is_play == has_play)
return &ssi->mod;
@@ -616,36 +552,66 @@ struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id)
if (WARN_ON(id < 0 || id >= rsnd_ssi_nr(priv)))
id = 0;
- return &(((struct rsnd_ssiu *)(priv->ssiu))->ssi + id)->mod;
+ return &((struct rsnd_ssi *)(priv->ssi) + id)->mod;
+}
+
+int rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod)
+{
+ struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
+
+ return !!(rsnd_ssi_mode_flags(ssi) & RSND_SSI_CLK_PIN_SHARE);
+}
+
+int rsnd_ssi_is_play(struct rsnd_mod *mod)
+{
+ struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
+
+ return !!(rsnd_ssi_mode_flags(ssi) & RSND_SSI_PLAY);
+}
+
+static void rsnd_ssi_parent_clk_setup(struct rsnd_priv *priv, struct rsnd_ssi *ssi)
+{
+ if (!rsnd_ssi_is_pin_sharing(&ssi->mod))
+ return;
+
+ switch (rsnd_mod_id(&ssi->mod)) {
+ case 1:
+ case 2:
+ ssi->parent = rsnd_mod_to_ssi(rsnd_ssi_mod_get(priv, 0));
+ break;
+ case 4:
+ ssi->parent = rsnd_mod_to_ssi(rsnd_ssi_mod_get(priv, 3));
+ break;
+ case 8:
+ ssi->parent = rsnd_mod_to_ssi(rsnd_ssi_mod_get(priv, 7));
+ break;
+ }
}
int rsnd_ssi_probe(struct platform_device *pdev,
- struct rcar_snd_info *info,
struct rsnd_priv *priv)
{
+ struct rcar_snd_info *info = rsnd_priv_to_info(priv);
struct rsnd_ssi_platform_info *pinfo;
struct device *dev = rsnd_priv_to_dev(priv);
struct rsnd_mod_ops *ops;
struct clk *clk;
- struct rsnd_ssiu *ssiu;
struct rsnd_ssi *ssi;
char name[RSND_SSI_NAME_SIZE];
- int i, nr, ret;
+ int i, nr;
/*
* init SSI
*/
nr = info->ssi_info_nr;
- ssiu = devm_kzalloc(dev, sizeof(*ssiu) + (sizeof(*ssi) * nr),
- GFP_KERNEL);
- if (!ssiu) {
+ ssi = devm_kzalloc(dev, sizeof(*ssi) * nr, GFP_KERNEL);
+ if (!ssi) {
dev_err(dev, "SSI allocate failed\n");
return -ENOMEM;
}
- priv->ssiu = ssiu;
- ssiu->ssi = (struct rsnd_ssi *)(ssiu + 1);
- ssiu->ssi_nr = nr;
+ priv->ssi = ssi;
+ priv->ssi_nr = nr;
for_each_rsnd_ssi(ssi, priv, i) {
pinfo = &info->ssi_info[i];
@@ -660,61 +626,15 @@ int rsnd_ssi_probe(struct platform_device *pdev,
ssi->clk = clk;
ops = &rsnd_ssi_non_ops;
+ if (pinfo->dma_id > 0)
+ ops = &rsnd_ssi_dma_ops;
+ else if (rsnd_ssi_pio_available(ssi))
+ ops = &rsnd_ssi_pio_ops;
- /*
- * SSI DMA case
- */
- if (pinfo->dma_id > 0) {
- ret = rsnd_dma_init(
- priv, rsnd_mod_to_dma(&ssi->mod),
- (rsnd_ssi_mode_flags(ssi) & RSND_SSI_PLAY),
- pinfo->dma_id,
- rsnd_ssi_dma_inquiry,
- rsnd_ssi_dma_complete);
- if (ret < 0)
- dev_info(dev, "SSI DMA failed. try PIO transter\n");
- else
- ops = &rsnd_ssi_dma_ops;
-
- dev_dbg(dev, "SSI%d use DMA transfer\n", i);
- }
-
- /*
- * SSI PIO case
- */
- if (!rsnd_ssi_dma_available(ssi) &&
- rsnd_ssi_pio_available(ssi)) {
- ret = devm_request_irq(dev, pinfo->pio_irq,
- &rsnd_ssi_pio_interrupt,
- IRQF_SHARED,
- dev_name(dev), ssi);
- if (ret) {
- dev_err(dev, "SSI request interrupt failed\n");
- return ret;
- }
-
- ops = &rsnd_ssi_pio_ops;
+ rsnd_mod_init(priv, &ssi->mod, ops, RSND_MOD_SSI, i);
- dev_dbg(dev, "SSI%d use PIO transfer\n", i);
- }
-
- rsnd_mod_init(priv, &ssi->mod, ops, i);
+ rsnd_ssi_parent_clk_setup(priv, ssi);
}
- dev_dbg(dev, "ssi probed\n");
-
return 0;
}
-
-void rsnd_ssi_remove(struct platform_device *pdev,
- struct rsnd_priv *priv)
-{
- struct rsnd_ssi *ssi;
- int i;
-
- for_each_rsnd_ssi(ssi, priv, i) {
- if (rsnd_ssi_dma_available(ssi))
- rsnd_dma_quit(priv, rsnd_mod_to_dma(&ssi->mod));
- }
-
-}
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