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path: root/sound/soc/sh/rcar/ssi.c
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Diffstat (limited to 'sound/soc/sh/rcar/ssi.c')
-rw-r--r--sound/soc/sh/rcar/ssi.c55
1 files changed, 32 insertions, 23 deletions
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index 5ac20cd..fae26d3 100644
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -101,30 +101,29 @@ struct rsnd_ssiu {
#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)
+static void rsnd_ssi_mode_init(struct rsnd_priv *priv,
+ struct rsnd_ssiu *ssiu)
{
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);
+ struct rsnd_ssi *ssi;
u32 flags;
u32 val;
-
- scu = rsnd_scu_mod_get(priv, rsnd_mod_id(&ssi->mod));
+ int i;
/*
* 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);
+ 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);
+ }
}
/*
@@ -133,7 +132,7 @@ static void rsnd_ssi_mode_set(struct rsnd_priv *priv,
#define ssi_parent_set(p, sync, adg, ext) \
do { \
ssi->parent = ssiu->ssi + p; \
- if (rsnd_rdai_is_clk_master(rdai)) \
+ if (flags & RSND_SSI_CLK_FROM_ADG) \
val = adg; \
else \
val = ext; \
@@ -141,11 +140,15 @@ static void rsnd_ssi_mode_set(struct rsnd_priv *priv,
val |= sync; \
} while (0)
- flags = rsnd_ssi_mode_flags(ssi);
- if (flags & RSND_SSI_CLK_PIN_SHARE) {
+ 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;
val = 0;
- switch (id) {
+ switch (i) {
case 1:
ssi_parent_set(0, (1 << 4), (0x2 << 0), (0x1 << 0));
break;
@@ -162,6 +165,11 @@ static void rsnd_ssi_mode_set(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);
@@ -371,7 +379,7 @@ static int rsnd_ssi_init(struct rsnd_mod *mod,
ssi->cr_own = cr;
ssi->err = -1; /* ignore 1st error */
- rsnd_ssi_mode_set(priv, rdai, ssi);
+ rsnd_ssi_mode_set(ssi);
dev_dbg(dev, "%s.%d init\n", rsnd_mod_name(mod), rsnd_mod_id(mod));
@@ -611,8 +619,7 @@ struct rsnd_mod *rsnd_ssi_mod_get_frm_dai(struct rsnd_priv *priv,
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;
+ BUG_ON(id < 0 || id >= rsnd_ssi_nr(priv));
return &(((struct rsnd_ssiu *)(priv->ssiu))->ssi + id)->mod;
}
@@ -699,6 +706,8 @@ 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;