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-rw-r--r--sound/soc/sh/rcar/core.c2
-rw-r--r--sound/soc/sh/rcar/mix.c158
-rw-r--r--sound/soc/sh/rcar/rsnd.h1
3 files changed, 154 insertions, 7 deletions
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index 2d94b3d4519c..e9b0b0f5f0ee 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -1253,7 +1253,7 @@ const char * const volume_ramp_rate[] = {
"1 dB/1 step", /* 00111 */
"0.5 dB/1 step", /* 01000 */
"0.25 dB/1 step", /* 01001 */
- "0.125 dB/1 step", /* 01010 */
+ "0.125 dB/1 step", /* 01010 = VOLUME_RAMP_MAX_MIX */
"0.125 dB/2 steps", /* 01011 */
"0.125 dB/4 steps", /* 01100 */
"0.125 dB/8 steps", /* 01101 */
diff --git a/sound/soc/sh/rcar/mix.c b/sound/soc/sh/rcar/mix.c
index 6c4826c189a4..912cfec49038 100644
--- a/sound/soc/sh/rcar/mix.c
+++ b/sound/soc/sh/rcar/mix.c
@@ -7,6 +7,33 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
+
+/*
+ * CTUn MIXn
+ * +------+ +------+
+ * [SRC3 / SRC6] -> |CTU n0| -> [MIX n0| ->
+ * [SRC4 / SRC9] -> |CTU n1| -> [MIX n1| ->
+ * [SRC0 / SRC1] -> |CTU n2| -> [MIX n2| ->
+ * [SRC2 / SRC5] -> |CTU n3| -> [MIX n3| ->
+ * +------+ +------+
+ *
+ * ex)
+ * DAI0 : playback = <&src0 &ctu02 &mix0 &dvc0 &ssi0>;
+ * DAI1 : playback = <&src2 &ctu03 &mix0 &dvc0 &ssi0>;
+ *
+ * MIX Volume
+ * amixer set "MIX",0 100% // DAI0 Volume
+ * amixer set "MIX",1 100% // DAI1 Volume
+ *
+ * Volume Ramp
+ * amixer set "MIX Ramp Up Rate" "0.125 dB/1 step"
+ * amixer set "MIX Ramp Down Rate" "4 dB/1 step"
+ * amixer set "MIX Ramp" on
+ * aplay xxx.wav &
+ * amixer set "MIX",0 80% // DAI0 Volume Down
+ * amixer set "MIX",1 100% // DAI1 Volume Up
+ */
+
#include "rsnd.h"
#define MIX_NAME_SIZE 16
@@ -14,8 +41,27 @@
struct rsnd_mix {
struct rsnd_mod mod;
+ struct rsnd_kctrl_cfg_s volumeA; /* MDBAR */
+ struct rsnd_kctrl_cfg_s volumeB; /* MDBBR */
+ struct rsnd_kctrl_cfg_s volumeC; /* MDBCR */
+ struct rsnd_kctrl_cfg_s volumeD; /* MDBDR */
+ struct rsnd_kctrl_cfg_s ren; /* Ramp Enable */
+ struct rsnd_kctrl_cfg_s rup; /* Ramp Rate Up */
+ struct rsnd_kctrl_cfg_s rdw; /* Ramp Rate Down */
+ u32 flags;
};
+#define ONCE_KCTRL_INITIALIZED (1 << 0)
+#define HAS_VOLA (1 << 1)
+#define HAS_VOLB (1 << 2)
+#define HAS_VOLC (1 << 3)
+#define HAS_VOLD (1 << 4)
+
+#define VOL_MAX 0x3ff
+
+#define rsnd_mod_to_mix(_mod) \
+ container_of((_mod), struct rsnd_mix, mod)
+
#define rsnd_mix_get(priv, id) ((struct rsnd_mix *)(priv->mix) + id)
#define rsnd_mix_nr(priv) ((priv)->mix_nr)
#define for_each_rsnd_mix(pos, priv, i) \
@@ -36,26 +82,43 @@ static void rsnd_mix_halt(struct rsnd_mod *mod)
rsnd_mod_write(mod, MIX_SWRSR, 0);
}
+#define rsnd_mix_get_vol(mix, X) \
+ rsnd_flags_has(mix, HAS_VOL##X) ? \
+ (VOL_MAX - mix->volume##X.cfg.val[0]) : 0
static void rsnd_mix_volume_parameter(struct rsnd_dai_stream *io,
struct rsnd_mod *mod)
{
- rsnd_mod_write(mod, MIX_MDBAR, 0);
- rsnd_mod_write(mod, MIX_MDBBR, 0);
- rsnd_mod_write(mod, MIX_MDBCR, 0);
- rsnd_mod_write(mod, MIX_MDBDR, 0);
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ struct device *dev = rsnd_priv_to_dev(priv);
+ struct rsnd_mix *mix = rsnd_mod_to_mix(mod);
+ u32 volA = rsnd_mix_get_vol(mix, A);
+ u32 volB = rsnd_mix_get_vol(mix, B);
+ u32 volC = rsnd_mix_get_vol(mix, C);
+ u32 volD = rsnd_mix_get_vol(mix, D);
+
+ dev_dbg(dev, "MIX A/B/C/D = %02x/%02x/%02x/%02x\n",
+ volA, volB, volC, volD);
+
+ rsnd_mod_write(mod, MIX_MDBAR, volA);
+ rsnd_mod_write(mod, MIX_MDBBR, volB);
+ rsnd_mod_write(mod, MIX_MDBCR, volC);
+ rsnd_mod_write(mod, MIX_MDBDR, volD);
}
static void rsnd_mix_volume_init(struct rsnd_dai_stream *io,
struct rsnd_mod *mod)
{
+ struct rsnd_mix *mix = rsnd_mod_to_mix(mod);
+
rsnd_mod_write(mod, MIX_MIXIR, 1);
/* General Information */
rsnd_mod_write(mod, MIX_ADINR, rsnd_runtime_channel_after_ctu(io));
/* volume step */
- rsnd_mod_write(mod, MIX_MIXMR, 0);
- rsnd_mod_write(mod, MIX_MVPDR, 0);
+ rsnd_mod_write(mod, MIX_MIXMR, mix->ren.cfg.val[0]);
+ rsnd_mod_write(mod, MIX_MVPDR, mix->rup.cfg.val[0] << 8 |
+ mix->rdw.cfg.val[0]);
/* common volume parameter */
rsnd_mix_volume_parameter(io, mod);
@@ -109,11 +172,94 @@ static int rsnd_mix_quit(struct rsnd_mod *mod,
return 0;
}
+static int rsnd_mix_pcm_new(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct snd_soc_pcm_runtime *rtd)
+{
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ struct device *dev = rsnd_priv_to_dev(priv);
+ struct rsnd_mix *mix = rsnd_mod_to_mix(mod);
+ struct rsnd_mod *src_mod = rsnd_io_to_mod_src(io);
+ struct rsnd_kctrl_cfg_s *volume;
+ int ret;
+
+ switch (rsnd_mod_id(src_mod)) {
+ case 3:
+ case 6: /* MDBAR */
+ volume = &mix->volumeA;
+ rsnd_flags_set(mix, HAS_VOLA);
+ break;
+ case 4:
+ case 9: /* MDBBR */
+ volume = &mix->volumeB;
+ rsnd_flags_set(mix, HAS_VOLB);
+ break;
+ case 0:
+ case 1: /* MDBCR */
+ volume = &mix->volumeC;
+ rsnd_flags_set(mix, HAS_VOLC);
+ break;
+ case 2:
+ case 5: /* MDBDR */
+ volume = &mix->volumeD;
+ rsnd_flags_set(mix, HAS_VOLD);
+ break;
+ default:
+ dev_err(dev, "unknown SRC is connected\n");
+ return -EINVAL;
+ }
+
+ /* Volume */
+ ret = rsnd_kctrl_new_s(mod, io, rtd,
+ "MIX Playback Volume",
+ rsnd_kctrl_accept_anytime,
+ rsnd_mix_volume_update,
+ volume, VOL_MAX);
+ if (ret < 0)
+ return ret;
+ volume->cfg.val[0] = VOL_MAX;
+
+ if (rsnd_flags_has(mix, ONCE_KCTRL_INITIALIZED))
+ return ret;
+
+ /* Ramp */
+ ret = rsnd_kctrl_new_s(mod, io, rtd,
+ "MIX Ramp Switch",
+ rsnd_kctrl_accept_anytime,
+ rsnd_mix_volume_update,
+ &mix->ren, 1);
+ if (ret < 0)
+ return ret;
+
+ ret = rsnd_kctrl_new_e(mod, io, rtd,
+ "MIX Ramp Up Rate",
+ rsnd_kctrl_accept_anytime,
+ rsnd_mix_volume_update,
+ &mix->rup,
+ volume_ramp_rate,
+ VOLUME_RAMP_MAX_MIX);
+ if (ret < 0)
+ return ret;
+
+ ret = rsnd_kctrl_new_e(mod, io, rtd,
+ "MIX Ramp Down Rate",
+ rsnd_kctrl_accept_anytime,
+ rsnd_mix_volume_update,
+ &mix->rdw,
+ volume_ramp_rate,
+ VOLUME_RAMP_MAX_MIX);
+
+ rsnd_flags_set(mix, ONCE_KCTRL_INITIALIZED);
+
+ return ret;
+}
+
static struct rsnd_mod_ops rsnd_mix_ops = {
.name = MIX_NAME,
.probe = rsnd_mix_probe_,
.init = rsnd_mix_init,
.quit = rsnd_mix_quit,
+ .pcm_new = rsnd_mix_pcm_new,
};
struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id)
diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h
index 9d66a15000fa..0d9f9c3343da 100644
--- a/sound/soc/sh/rcar/rsnd.h
+++ b/sound/soc/sh/rcar/rsnd.h
@@ -662,6 +662,7 @@ int rsnd_kctrl_new(struct rsnd_mod *mod,
extern const char * const volume_ramp_rate[];
#define VOLUME_RAMP_MAX_DVC (0x17 + 1)
+#define VOLUME_RAMP_MAX_MIX (0x0a + 1)
/*
* R-Car SSI
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-07 19:41:12 +0000