summaryrefslogtreecommitdiffstats
path: root/sound/soc/sh/rcar/ssi.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/sh/rcar/ssi.c')
-rw-r--r--sound/soc/sh/rcar/ssi.c55
1 files changed, 23 insertions, 32 deletions
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index fae26d3f79d..5ac20cd5e00 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));
@@ -619,7 +611,8 @@ 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)
{
- BUG_ON(id < 0 || id >= rsnd_ssi_nr(priv));
+ if (WARN_ON(id < 0 || id >= rsnd_ssi_nr(priv)))
+ id = 0;
return &(((struct rsnd_ssiu *)(priv->ssiu))->ssi + id)->mod;
}
@@ -706,8 +699,6 @@ 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;