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-rw-r--r--Documentation/devicetree/bindings/sound/renesas,rsnd.txt15
-rw-r--r--include/sound/soc.h2
-rw-r--r--sound/soc/rockchip/rk3399_gru_sound.c3
-rw-r--r--sound/soc/sh/rcar/core.c143
-rw-r--r--sound/soc/sh/rcar/dma.c18
-rw-r--r--sound/soc/sh/rcar/rsnd.h15
-rw-r--r--sound/soc/sh/rcar/ssi.c163
-rw-r--r--sound/soc/soc-core.c10
8 files changed, 197 insertions, 172 deletions
diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
index 085bec364caf..5bed9a595772 100644
--- a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
+++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
@@ -4,7 +4,7 @@ Renesas R-Car sound
* Modules
=============================================
-Renesas R-Car sound is constructed from below modules
+Renesas R-Car and RZ/G sound is constructed from below modules
(for Gen2 or later)
SCU : Sampling Rate Converter Unit
@@ -197,12 +197,17 @@ Ex)
[MEM] -> [SRC2] -> [CTU03] -+
sound {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
compatible = "simple-scu-audio-card";
...
- simple-audio-card,cpu-0 {
+ simple-audio-card,cpu@0 {
+ reg = <0>;
sound-dai = <&rcar_sound 0>;
};
- simple-audio-card,cpu-1 {
+ simple-audio-card,cpu@1 {
+ reg = <1>;
sound-dai = <&rcar_sound 1>;
};
simple-audio-card,codec {
@@ -334,9 +339,11 @@ Required properties:
- compatible : "renesas,rcar_sound-<soctype>", fallbacks
"renesas,rcar_sound-gen1" if generation1, and
- "renesas,rcar_sound-gen2" if generation2
+ "renesas,rcar_sound-gen2" if generation2 (or RZ/G1)
"renesas,rcar_sound-gen3" if generation3
Examples with soctypes are:
+ - "renesas,rcar_sound-r8a7743" (RZ/G1M)
+ - "renesas,rcar_sound-r8a7745" (RZ/G1E)
- "renesas,rcar_sound-r8a7778" (R-Car M1A)
- "renesas,rcar_sound-r8a7779" (R-Car H1)
- "renesas,rcar_sound-r8a7790" (R-Car H2)
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 1a7323238c49..22f479e1da0a 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -494,6 +494,8 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num);
int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num);
#endif
+void snd_soc_disconnect_sync(struct device *dev);
+
struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card,
const char *dai_link, int stream);
struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card,
diff --git a/sound/soc/rockchip/rk3399_gru_sound.c b/sound/soc/rockchip/rk3399_gru_sound.c
index d64fbbd50544..fa6cd1de828b 100644
--- a/sound/soc/rockchip/rk3399_gru_sound.c
+++ b/sound/soc/rockchip/rk3399_gru_sound.c
@@ -206,7 +206,8 @@ static int rockchip_sound_da7219_init(struct snd_soc_pcm_runtime *rtd)
return ret;
}
- snd_jack_set_key(rockchip_sound_jack.jack, SND_JACK_BTN_0, KEY_MEDIA);
+ snd_jack_set_key(
+ rockchip_sound_jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
snd_jack_set_key(
rockchip_sound_jack.jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
snd_jack_set_key(
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index f12a88a21dfa..64d5ecb86528 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -197,16 +197,27 @@ int rsnd_io_is_working(struct rsnd_dai_stream *io)
return 0;
}
-int rsnd_runtime_channel_original(struct rsnd_dai_stream *io)
+int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io,
+ struct snd_pcm_hw_params *params)
{
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
- return runtime->channels;
+ /*
+ * params will be added when refine
+ * see
+ * __rsnd_soc_hw_rule_rate()
+ * __rsnd_soc_hw_rule_channels()
+ */
+ if (params)
+ return params_channels(params);
+ else
+ return runtime->channels;
}
-int rsnd_runtime_channel_after_ctu(struct rsnd_dai_stream *io)
+int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io,
+ struct snd_pcm_hw_params *params)
{
- int chan = rsnd_runtime_channel_original(io);
+ int chan = rsnd_runtime_channel_original_with_params(io, params);
struct rsnd_mod *ctu_mod = rsnd_io_to_mod_ctu(io);
if (ctu_mod) {
@@ -219,12 +230,13 @@ int rsnd_runtime_channel_after_ctu(struct rsnd_dai_stream *io)
return chan;
}
-int rsnd_runtime_channel_for_ssi(struct rsnd_dai_stream *io)
+int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io,
+ struct snd_pcm_hw_params *params)
{
struct rsnd_dai *rdai = rsnd_io_to_rdai(io);
int chan = rsnd_io_is_play(io) ?
- rsnd_runtime_channel_after_ctu(io) :
- rsnd_runtime_channel_original(io);
+ rsnd_runtime_channel_after_ctu_with_params(io, params) :
+ rsnd_runtime_channel_original_with_params(io, params);
/* Use Multi SSI */
if (rsnd_runtime_is_ssi_multi(io))
@@ -262,10 +274,10 @@ u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
struct device *dev = rsnd_priv_to_dev(priv);
- switch (runtime->sample_bits) {
+ switch (snd_pcm_format_width(runtime->format)) {
case 16:
return 8 << 16;
- case 32:
+ case 24:
return 0 << 16;
}
@@ -282,11 +294,12 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
struct rsnd_mod *ssiu = rsnd_io_to_mod_ssiu(io);
struct rsnd_mod *target;
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
- u32 val = 0x76543210;
- u32 mask = ~0;
/*
- * *Hardware* L/R and *Software* L/R are inverted.
+ * *Hardware* L/R and *Software* L/R are inverted for 16bit data.
+ * 31..16 15...0
+ * HW: [L ch] [R ch]
+ * SW: [R ch] [L ch]
* We need to care about inversion timing to control
* Playback/Capture correctly.
* The point is [DVC] needs *Hardware* L/R, [MEM] needs *Software* L/R
@@ -313,27 +326,13 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
target = cmd ? cmd : ssiu;
}
- 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
+ /* Non target mod or 24bit data needs normal DALIGN */
+ if ((snd_pcm_format_width(runtime->format) != 16) ||
+ (mod != target))
return 0x76543210;
+ /* Target mod needs inverted DALIGN when 16bit */
+ else
+ return 0x67452301;
}
u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod)
@@ -363,12 +362,8 @@ u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod)
* HW 24bit data is located as 0x******00
*
*/
- switch (runtime->sample_bits) {
- case 16:
+ if (snd_pcm_format_width(runtime->format) == 16)
return 0;
- case 32:
- break;
- }
for (i = 0; i < ARRAY_SIZE(playback_mods); i++) {
tmod = rsnd_io_to_mod(io, mods[i]);
@@ -616,8 +611,6 @@ static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd,
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
- rsnd_dai_stream_init(io, substream);
-
ret = rsnd_dai_call(init, io, priv);
if (ret < 0)
goto dai_trigger_end;
@@ -639,7 +632,6 @@ static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd,
ret |= rsnd_dai_call(quit, io, priv);
- rsnd_dai_stream_quit(io);
break;
default:
ret = -EINVAL;
@@ -784,8 +776,9 @@ static int rsnd_soc_hw_rule(struct rsnd_priv *priv,
return snd_interval_refine(iv, &p);
}
-static int rsnd_soc_hw_rule_rate(struct snd_pcm_hw_params *params,
- struct snd_pcm_hw_rule *rule)
+static int __rsnd_soc_hw_rule_rate(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule,
+ int is_play)
{
struct snd_interval *ic_ = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
struct snd_interval *ir = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
@@ -793,25 +786,37 @@ static int rsnd_soc_hw_rule_rate(struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai = rule->private;
struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai);
struct rsnd_priv *priv = rsnd_rdai_to_priv(rdai);
+ struct rsnd_dai_stream *io = is_play ? &rdai->playback : &rdai->capture;
/*
* possible sampling rate limitation is same as
* 2ch if it supports multi ssi
+ * and same as 8ch if TDM 6ch (see rsnd_ssi_config_init())
*/
ic = *ic_;
- if (1 < rsnd_rdai_ssi_lane_get(rdai)) {
- ic.min = 2;
- ic.max = 2;
- }
+ ic.min =
+ ic.max = rsnd_runtime_channel_for_ssi_with_params(io, params);
return rsnd_soc_hw_rule(priv, rsnd_soc_hw_rate_list,
ARRAY_SIZE(rsnd_soc_hw_rate_list),
&ic, ir);
}
+static int rsnd_soc_hw_rule_rate_playback(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
+{
+ return __rsnd_soc_hw_rule_rate(params, rule, 1);
+}
+
+static int rsnd_soc_hw_rule_rate_capture(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
+{
+ return __rsnd_soc_hw_rule_rate(params, rule, 0);
+}
-static int rsnd_soc_hw_rule_channels(struct snd_pcm_hw_params *params,
- struct snd_pcm_hw_rule *rule)
+static int __rsnd_soc_hw_rule_channels(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule,
+ int is_play)
{
struct snd_interval *ic_ = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
struct snd_interval *ir = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
@@ -819,22 +824,34 @@ static int rsnd_soc_hw_rule_channels(struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai = rule->private;
struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai);
struct rsnd_priv *priv = rsnd_rdai_to_priv(rdai);
+ struct rsnd_dai_stream *io = is_play ? &rdai->playback : &rdai->capture;
/*
* possible sampling rate limitation is same as
* 2ch if it supports multi ssi
+ * and same as 8ch if TDM 6ch (see rsnd_ssi_config_init())
*/
ic = *ic_;
- if (1 < rsnd_rdai_ssi_lane_get(rdai)) {
- ic.min = 2;
- ic.max = 2;
- }
+ ic.min =
+ ic.max = rsnd_runtime_channel_for_ssi_with_params(io, params);
return rsnd_soc_hw_rule(priv, rsnd_soc_hw_channels_list,
ARRAY_SIZE(rsnd_soc_hw_channels_list),
ir, &ic);
}
+static int rsnd_soc_hw_rule_channels_playback(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
+{
+ return __rsnd_soc_hw_rule_channels(params, rule, 1);
+}
+
+static int rsnd_soc_hw_rule_channels_capture(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
+{
+ return __rsnd_soc_hw_rule_channels(params, rule, 0);
+}
+
static const struct snd_pcm_hardware rsnd_pcm_hardware = {
.info = SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP |
@@ -859,6 +876,8 @@ static int rsnd_soc_dai_startup(struct snd_pcm_substream *substream,
int ret;
int i;
+ rsnd_dai_stream_init(io, substream);
+
/*
* Channel Limitation
* It depends on Platform design
@@ -886,11 +905,17 @@ static int rsnd_soc_dai_startup(struct snd_pcm_substream *substream,
* It depends on Clock Master Mode
*/
if (rsnd_rdai_is_clk_master(rdai)) {
+ int is_play = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
+
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
- rsnd_soc_hw_rule_rate, dai,
+ is_play ? rsnd_soc_hw_rule_rate_playback :
+ rsnd_soc_hw_rule_rate_capture,
+ dai,
SNDRV_PCM_HW_PARAM_CHANNELS, -1);
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
- rsnd_soc_hw_rule_channels, dai,
+ is_play ? rsnd_soc_hw_rule_channels_playback :
+ rsnd_soc_hw_rule_channels_capture,
+ dai,
SNDRV_PCM_HW_PARAM_RATE, -1);
}
@@ -915,6 +940,8 @@ static void rsnd_soc_dai_shutdown(struct snd_pcm_substream *substream,
* call rsnd_dai_call without spinlock
*/
rsnd_dai_call(nolock_stop, io, priv);
+
+ rsnd_dai_stream_quit(io);
}
static const struct snd_soc_dai_ops rsnd_soc_dai_ops = {
@@ -990,7 +1017,7 @@ of_node_compatible:
static void __rsnd_dai_probe(struct rsnd_priv *priv,
struct device_node *dai_np,
- int dai_i, int is_graph)
+ int dai_i)
{
struct device_node *playback, *capture;
struct rsnd_dai_stream *io_playback;
@@ -1089,13 +1116,13 @@ static int rsnd_dai_probe(struct rsnd_priv *priv)
dai_i = 0;
if (is_graph) {
for_each_endpoint_of_node(dai_node, dai_np) {
- __rsnd_dai_probe(priv, dai_np, dai_i, is_graph);
+ __rsnd_dai_probe(priv, dai_np, dai_i);
rsnd_ssi_parse_hdmi_connection(priv, dai_np, dai_i);
dai_i++;
}
} else {
for_each_child_of_node(dai_node, dai_np)
- __rsnd_dai_probe(priv, dai_np, dai_i++, is_graph);
+ __rsnd_dai_probe(priv, dai_np, dai_i++);
}
return 0;
@@ -1496,6 +1523,8 @@ static int rsnd_remove(struct platform_device *pdev)
};
int ret = 0, i;
+ snd_soc_disconnect_sync(&pdev->dev);
+
pm_runtime_disable(&pdev->dev);
for_each_rsnd_dai(rdai, priv, i) {
diff --git a/sound/soc/sh/rcar/dma.c b/sound/soc/sh/rcar/dma.c
index 4d750bdf8e24..41de23417c4a 100644
--- a/sound/soc/sh/rcar/dma.c
+++ b/sound/soc/sh/rcar/dma.c
@@ -71,25 +71,7 @@ static struct rsnd_mod mem = {
static void __rsnd_dmaen_complete(struct rsnd_mod *mod,
struct rsnd_dai_stream *io)
{
- struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
- bool elapsed = false;
- unsigned long flags;
-
- /*
- * 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.
- */
- spin_lock_irqsave(&priv->lock, flags);
-
if (rsnd_io_is_working(io))
- elapsed = true;
-
- spin_unlock_irqrestore(&priv->lock, flags);
-
- if (elapsed)
rsnd_dai_period_elapsed(io);
}
diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h
index 57cd2bc773c2..ad6523595b0a 100644
--- a/sound/soc/sh/rcar/rsnd.h
+++ b/sound/soc/sh/rcar/rsnd.h
@@ -399,9 +399,18 @@ void rsnd_parse_connect_common(struct rsnd_dai *rdai,
struct device_node *playback,
struct device_node *capture);
-int rsnd_runtime_channel_original(struct rsnd_dai_stream *io);
-int rsnd_runtime_channel_after_ctu(struct rsnd_dai_stream *io);
-int rsnd_runtime_channel_for_ssi(struct rsnd_dai_stream *io);
+#define rsnd_runtime_channel_original(io) \
+ rsnd_runtime_channel_original_with_params(io, NULL)
+int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io,
+ struct snd_pcm_hw_params *params);
+#define rsnd_runtime_channel_after_ctu(io) \
+ rsnd_runtime_channel_after_ctu_with_params(io, NULL)
+int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io,
+ struct snd_pcm_hw_params *params);
+#define rsnd_runtime_channel_for_ssi(io) \
+ rsnd_runtime_channel_for_ssi_with_params(io, NULL)
+int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io,
+ struct snd_pcm_hw_params *params);
int rsnd_runtime_is_ssi_multi(struct rsnd_dai_stream *io);
int rsnd_runtime_is_ssi_tdm(struct rsnd_dai_stream *io);
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index cbf3bf312d23..97a9db892a8f 100644
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -79,8 +79,8 @@ struct rsnd_ssi {
int irq;
unsigned int usrcnt;
+ /* for PIO */
int byte_pos;
- int period_pos;
int byte_per_period;
int next_period_byte;
};
@@ -371,11 +371,11 @@ static void rsnd_ssi_config_init(struct rsnd_mod *mod,
if (rsnd_io_is_play(io))
cr_own |= TRMD;
- switch (runtime->sample_bits) {
+ switch (snd_pcm_format_width(runtime->format)) {
case 16:
cr_own |= DWL_16;
break;
- case 32:
+ case 24:
cr_own |= DWL_24;
break;
}
@@ -414,63 +414,6 @@ static void rsnd_ssi_register_setup(struct rsnd_mod *mod)
ssi->cr_en);
}
-static void rsnd_ssi_pointer_init(struct rsnd_mod *mod,
- struct rsnd_dai_stream *io)
-{
- struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
- struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
-
- ssi->byte_pos = 0;
- ssi->period_pos = 0;
- ssi->byte_per_period = runtime->period_size *
- runtime->channels *
- samples_to_bytes(runtime, 1);
- ssi->next_period_byte = ssi->byte_per_period;
-}
-
-static int rsnd_ssi_pointer_offset(struct rsnd_mod *mod,
- struct rsnd_dai_stream *io,
- int additional)
-{
- struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
- struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
- int pos = ssi->byte_pos + additional;
-
- pos %= (runtime->periods * ssi->byte_per_period);
-
- return pos;
-}
-
-static bool rsnd_ssi_pointer_update(struct rsnd_mod *mod,
- struct rsnd_dai_stream *io,
- int byte)
-{
- struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
- bool ret = false;
- int byte_pos;
-
- byte_pos = ssi->byte_pos + byte;
-
- if (byte_pos >= ssi->next_period_byte) {
- struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
-
- ssi->period_pos++;
- ssi->next_period_byte += ssi->byte_per_period;
-
- if (ssi->period_pos >= runtime->periods) {
- byte_pos = 0;
- ssi->period_pos = 0;
- ssi->next_period_byte = ssi->byte_per_period;
- }
-
- ret = true;
- }
-
- WRITE_ONCE(ssi->byte_pos, byte_pos);
-
- return ret;
-}
-
/*
* SSI mod common functions
*/
@@ -484,8 +427,6 @@ static int rsnd_ssi_init(struct rsnd_mod *mod,
if (!rsnd_ssi_is_run_mods(mod, io))
return 0;
- rsnd_ssi_pointer_init(mod, io);
-
ssi->usrcnt++;
rsnd_mod_power_on(mod);
@@ -656,6 +597,8 @@ static int rsnd_ssi_irq(struct rsnd_mod *mod,
return 0;
}
+static bool rsnd_ssi_pio_interrupt(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io);
static void __rsnd_ssi_interrupt(struct rsnd_mod *mod,
struct rsnd_dai_stream *io)
{
@@ -674,30 +617,8 @@ static void __rsnd_ssi_interrupt(struct rsnd_mod *mod,
status = rsnd_ssi_status_get(mod);
/* PIO only */
- if (!is_dma && (status & DIRQ)) {
- struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
- u32 *buf = (u32 *)(runtime->dma_area +
- rsnd_ssi_pointer_offset(mod, io, 0));
- int shift = 0;
-
- switch (runtime->sample_bits) {
- case 32:
- shift = 8;
- break;
- }
-
- /*
- * 8/16/32 data can be assesse to TDR/RDR register
- * directly as 32bit data
- * see rsnd_ssi_init()
- */
- if (rsnd_io_is_play(io))
- rsnd_mod_write(mod, SSITDR, (*buf) << shift);
- else
- *buf = (rsnd_mod_read(mod, SSIRDR) >> shift);
-
- elapsed = rsnd_ssi_pointer_update(mod, io, sizeof(*buf));
- }
+ if (!is_dma && (status & DIRQ))
+ elapsed = rsnd_ssi_pio_interrupt(mod, io);
/* DMA only */
if (is_dma && (status & (UIRQ | OIRQ)))
@@ -835,7 +756,71 @@ static int rsnd_ssi_common_remove(struct rsnd_mod *mod,
return 0;
}
-static int rsnd_ssi_pointer(struct rsnd_mod *mod,
+/*
+ * SSI PIO functions
+ */
+static bool rsnd_ssi_pio_interrupt(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io)
+{
+ struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+ struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
+ u32 *buf = (u32 *)(runtime->dma_area + ssi->byte_pos);
+ int shift = 0;
+ int byte_pos;
+ bool elapsed = false;
+
+ if (snd_pcm_format_width(runtime->format) == 24)
+ shift = 8;
+
+ /*
+ * 8/16/32 data can be assesse to TDR/RDR register
+ * directly as 32bit data
+ * see rsnd_ssi_init()
+ */
+ if (rsnd_io_is_play(io))
+ rsnd_mod_write(mod, SSITDR, (*buf) << shift);
+ else
+ *buf = (rsnd_mod_read(mod, SSIRDR) >> shift);
+
+ byte_pos = ssi->byte_pos + sizeof(*buf);
+
+ if (byte_pos >= ssi->next_period_byte) {
+ int period_pos = byte_pos / ssi->byte_per_period;
+
+ if (period_pos >= runtime->periods) {
+ byte_pos = 0;
+ period_pos = 0;
+ }
+
+ ssi->next_period_byte = (period_pos + 1) * ssi->byte_per_period;
+
+ elapsed = true;
+ }
+
+ WRITE_ONCE(ssi->byte_pos, byte_pos);
+
+ return elapsed;
+}
+
+static int rsnd_ssi_pio_init(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv)
+{
+ struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+ struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
+
+ if (!rsnd_ssi_is_parent(mod, io)) {
+ ssi->byte_pos = 0;
+ ssi->byte_per_period = runtime->period_size *
+ runtime->channels *
+ samples_to_bytes(runtime, 1);
+ ssi->next_period_byte = ssi->byte_per_period;
+ }
+
+ return rsnd_ssi_init(mod, io, priv);
+}
+
+static int rsnd_ssi_pio_pointer(struct rsnd_mod *mod,
struct rsnd_dai_stream *io,
snd_pcm_uframes_t *pointer)
{
@@ -851,12 +836,12 @@ static struct rsnd_mod_ops rsnd_ssi_pio_ops = {
.name = SSI_NAME,
.probe = rsnd_ssi_common_probe,
.remove = rsnd_ssi_common_remove,
- .init = rsnd_ssi_init,
+ .init = rsnd_ssi_pio_init,
.quit = rsnd_ssi_quit,
.start = rsnd_ssi_start,
.stop = rsnd_ssi_stop,
.irq = rsnd_ssi_irq,
- .pointer= rsnd_ssi_pointer,
+ .pointer = rsnd_ssi_pio_pointer,
.pcm_new = rsnd_ssi_pcm_new,
.hw_params = rsnd_ssi_hw_params,
};
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index b9ca939fd05c..724b35671aa6 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -1392,6 +1392,16 @@ static int soc_init_dai_link(struct snd_soc_card *card,
return 0;
}
+void snd_soc_disconnect_sync(struct device *dev)
+{
+ struct snd_soc_component *component = snd_soc_lookup_component(dev, NULL);
+
+ if (!component || !component->card)
+ return;
+
+ snd_card_disconnect_sync(component->card->snd_card);
+}
+
/**
* snd_soc_add_dai_link - Add a DAI link dynamically
* @card: The ASoC card to which the DAI link is added