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Diffstat (limited to 'sound/soc/sh/rcar/core.c')
-rw-r--r--sound/soc/sh/rcar/core.c195
1 files changed, 173 insertions, 22 deletions
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index f1e5920654f6..f3feed5ce9b6 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -203,9 +203,9 @@ int rsnd_io_is_working(struct rsnd_dai_stream *io)
}
/*
- * settting function
+ * ADINR function
*/
-u32 rsnd_get_adinr(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
+u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
{
struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
@@ -227,6 +227,64 @@ u32 rsnd_get_adinr(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
return adinr;
}
+u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
+{
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+ struct device *dev = rsnd_priv_to_dev(priv);
+ u32 chan = runtime->channels;
+
+ switch (chan) {
+ case 1:
+ case 2:
+ case 4:
+ case 6:
+ case 8:
+ break;
+ default:
+ dev_warn(dev, "not supported channel\n");
+ chan = 0;
+ break;
+ }
+
+ return chan;
+}
+
+/*
+ * DALIGN function
+ */
+u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
+{
+ struct rsnd_mod *src = rsnd_io_to_mod_src(io);
+ struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io);
+ struct rsnd_mod *target = src ? src : ssi;
+ struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+ u32 val = 0x76543210;
+ u32 mask = ~0;
+
+ mask <<= runtime->channels * 4;
+ val = val & mask;
+
+ switch (runtime->sample_bits) {
+ case 16:
+ val |= 0x67452301 & ~mask;
+ break;
+ case 32:
+ val |= 0x76543210 & ~mask;
+ break;
+ }
+
+ /*
+ * exchange channeles on SRC if possible,
+ * otherwise, R/L volume settings on DVC
+ * changes inverted channels
+ */
+ if (mod == target)
+ return val;
+ else
+ return 0x76543210;
+}
+
/*
* rsnd_dai functions
*/
@@ -242,9 +300,9 @@ u32 rsnd_get_adinr(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
if (val == __rsnd_mod_call_##func) { \
called = 1; \
ret = (mod)->ops->func(mod, io, param); \
- mod->status = (mod->status & ~mask) + \
- (add << __rsnd_mod_shift_##func); \
} \
+ mod->status = (mod->status & ~mask) + \
+ (add << __rsnd_mod_shift_##func); \
dev_dbg(dev, "%s[%d] 0x%08x %s\n", \
rsnd_mod_name(mod), rsnd_mod_id(mod), mod->status, \
called ? #func : ""); \
@@ -274,21 +332,21 @@ u32 rsnd_get_adinr(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
static int rsnd_dai_connect(struct rsnd_mod *mod,
struct rsnd_dai_stream *io)
{
+ struct rsnd_priv *priv;
+ struct device *dev;
+
if (!mod)
return -EIO;
- if (io->mod[mod->type]) {
- struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
- struct device *dev = rsnd_priv_to_dev(priv);
-
- dev_err(dev, "%s[%d] is not empty\n",
- rsnd_mod_name(mod),
- rsnd_mod_id(mod));
- return -EIO;
- }
+ priv = rsnd_mod_to_priv(mod);
+ dev = rsnd_priv_to_dev(priv);
io->mod[mod->type] = mod;
+ dev_dbg(dev, "%s[%d] is connected to io (%s)\n",
+ rsnd_mod_name(mod), rsnd_mod_id(mod),
+ rsnd_io_is_play(io) ? "Playback" : "Capture");
+
return 0;
}
@@ -517,7 +575,7 @@ static const struct snd_soc_dai_ops rsnd_soc_dai_ops = {
.set_fmt = rsnd_soc_dai_set_fmt,
};
-#define rsnd_path_parse(priv, io, type) \
+#define rsnd_path_add(priv, io, type) \
({ \
struct rsnd_mod *mod; \
int ret = 0; \
@@ -533,7 +591,7 @@ static const struct snd_soc_dai_ops rsnd_soc_dai_ops = {
ret; \
})
-#define rsnd_path_break(priv, io, type) \
+#define rsnd_path_remove(priv, io, type) \
{ \
struct rsnd_mod *mod; \
int id = -1; \
@@ -547,6 +605,79 @@ static const struct snd_soc_dai_ops rsnd_soc_dai_ops = {
} \
}
+void rsnd_path_parse(struct rsnd_priv *priv,
+ struct rsnd_dai_stream *io)
+{
+ struct rsnd_mod *dvc = rsnd_io_to_mod_dvc(io);
+ struct rsnd_mod *mix = rsnd_io_to_mod_mix(io);
+ struct rsnd_mod *src = rsnd_io_to_mod_src(io);
+ struct rsnd_mod *cmd;
+ struct device *dev = rsnd_priv_to_dev(priv);
+ u32 data;
+
+ /* Gen1 is not supported */
+ if (rsnd_is_gen1(priv))
+ return;
+
+ if (!mix && !dvc)
+ return;
+
+ if (mix) {
+ struct rsnd_dai *rdai;
+ int i;
+ u32 path[] = {
+ [0] = 0,
+ [1] = 1 << 0,
+ [2] = 0,
+ [3] = 0,
+ [4] = 0,
+ [5] = 1 << 8
+ };
+
+ /*
+ * it is assuming that integrater is well understanding about
+ * data path. Here doesn't check impossible connection,
+ * like src2 + src5
+ */
+ data = 0;
+ for_each_rsnd_dai(rdai, priv, i) {
+ io = &rdai->playback;
+ if (mix == rsnd_io_to_mod_mix(io))
+ data |= path[rsnd_mod_id(src)];
+
+ io = &rdai->capture;
+ if (mix == rsnd_io_to_mod_mix(io))
+ data |= path[rsnd_mod_id(src)];
+ }
+
+ /*
+ * We can't use ctu = rsnd_io_ctu() here.
+ * Since, ID of dvc/mix are 0 or 1 (= same as CMD number)
+ * but ctu IDs are 0 - 7 (= CTU00 - CTU13)
+ */
+ cmd = mix;
+ } else {
+ u32 path[] = {
+ [0] = 0x30000,
+ [1] = 0x30001,
+ [2] = 0x40000,
+ [3] = 0x10000,
+ [4] = 0x20000,
+ [5] = 0x40100
+ };
+
+ data = path[rsnd_mod_id(src)];
+
+ cmd = dvc;
+ }
+
+ dev_dbg(dev, "ctu/mix path = 0x%08x", data);
+
+ rsnd_mod_write(cmd, CMD_ROUTE_SLCT, data);
+
+ rsnd_mod_write(cmd, CMD_CTRL, 0x10);
+}
+
static int rsnd_path_init(struct rsnd_priv *priv,
struct rsnd_dai *rdai,
struct rsnd_dai_stream *io)
@@ -564,18 +695,28 @@ static int rsnd_path_init(struct rsnd_priv *priv,
* using fixed path.
*/
+ /* SSI */
+ ret = rsnd_path_add(priv, io, ssi);
+ if (ret < 0)
+ return ret;
+
/* SRC */
- ret = rsnd_path_parse(priv, io, src);
+ ret = rsnd_path_add(priv, io, src);
if (ret < 0)
return ret;
- /* SSI */
- ret = rsnd_path_parse(priv, io, ssi);
+ /* CTU */
+ ret = rsnd_path_add(priv, io, ctu);
+ if (ret < 0)
+ return ret;
+
+ /* MIX */
+ ret = rsnd_path_add(priv, io, mix);
if (ret < 0)
return ret;
/* DVC */
- ret = rsnd_path_parse(priv, io, dvc);
+ ret = rsnd_path_add(priv, io, dvc);
if (ret < 0)
return ret;
@@ -589,13 +730,15 @@ static void rsnd_of_parse_dai(struct platform_device *pdev,
struct device_node *dai_node, *dai_np;
struct device_node *ssi_node, *ssi_np;
struct device_node *src_node, *src_np;
+ struct device_node *ctu_node, *ctu_np;
+ struct device_node *mix_node, *mix_np;
struct device_node *dvc_node, *dvc_np;
struct device_node *playback, *capture;
struct rsnd_dai_platform_info *dai_info;
struct rcar_snd_info *info = rsnd_priv_to_info(priv);
struct device *dev = &pdev->dev;
int nr, i;
- int dai_i, ssi_i, src_i, dvc_i;
+ int dai_i, ssi_i, src_i, ctu_i, mix_i, dvc_i;
if (!of_data)
return;
@@ -621,6 +764,8 @@ static void rsnd_of_parse_dai(struct platform_device *pdev,
ssi_node = of_get_child_by_name(dev->of_node, "rcar_sound,ssi");
src_node = of_get_child_by_name(dev->of_node, "rcar_sound,src");
+ ctu_node = of_get_child_by_name(dev->of_node, "rcar_sound,ctu");
+ mix_node = of_get_child_by_name(dev->of_node, "rcar_sound,mix");
dvc_node = of_get_child_by_name(dev->of_node, "rcar_sound,dvc");
#define mod_parse(name) \
@@ -657,6 +802,8 @@ if (name##_node) { \
mod_parse(ssi);
mod_parse(src);
+ mod_parse(ctu);
+ mod_parse(mix);
mod_parse(dvc);
of_node_put(playback);
@@ -1033,8 +1180,8 @@ static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv,
/*
* remove SRC/DVC from DAI,
*/
- rsnd_path_break(priv, io, src);
- rsnd_path_break(priv, io, dvc);
+ rsnd_path_remove(priv, io, src);
+ rsnd_path_remove(priv, io, dvc);
/*
* fallback
@@ -1069,6 +1216,8 @@ static int rsnd_probe(struct platform_device *pdev)
rsnd_dma_probe,
rsnd_ssi_probe,
rsnd_src_probe,
+ rsnd_ctu_probe,
+ rsnd_mix_probe,
rsnd_dvc_probe,
rsnd_adg_probe,
rsnd_dai_probe,
@@ -1164,6 +1313,8 @@ static int rsnd_remove(struct platform_device *pdev)
struct rsnd_priv *priv) = {
rsnd_ssi_remove,
rsnd_src_remove,
+ rsnd_ctu_remove,
+ rsnd_mix_remove,
rsnd_dvc_remove,
};
int ret = 0, i;

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