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-rw-r--r--sound/firewire/digi00x/amdtp-dot.c63
-rw-r--r--sound/firewire/digi00x/digi00x-pcm.c56
-rw-r--r--sound/firewire/digi00x/digi00x.h1
3 files changed, 30 insertions, 90 deletions
diff --git a/sound/firewire/digi00x/amdtp-dot.c b/sound/firewire/digi00x/amdtp-dot.c
index a4688545339c..1453c34ce99f 100644
--- a/sound/firewire/digi00x/amdtp-dot.c
+++ b/sound/firewire/digi00x/amdtp-dot.c
@@ -48,10 +48,6 @@ struct amdtp_dot {
struct snd_rawmidi_substream *midi[MAX_MIDI_PORTS];
int midi_fifo_used[MAX_MIDI_PORTS];
int midi_fifo_limit;
-
- void (*transfer_samples)(struct amdtp_stream *s,
- struct snd_pcm_substream *pcm,
- __be32 *buffer, unsigned int frames);
};
/*
@@ -173,32 +169,6 @@ static void write_pcm_s32(struct amdtp_stream *s, struct snd_pcm_substream *pcm,
}
}
-static void write_pcm_s16(struct amdtp_stream *s, struct snd_pcm_substream *pcm,
- __be32 *buffer, unsigned int frames)
-{
- struct amdtp_dot *p = s->protocol;
- struct snd_pcm_runtime *runtime = pcm->runtime;
- unsigned int channels, remaining_frames, i, c;
- const u16 *src;
-
- channels = p->pcm_channels;
- src = (void *)runtime->dma_area +
- frames_to_bytes(runtime, s->pcm_buffer_pointer);
- remaining_frames = runtime->buffer_size - s->pcm_buffer_pointer;
-
- buffer++;
- for (i = 0; i < frames; ++i) {
- for (c = 0; c < channels; ++c) {
- buffer[c] = cpu_to_be32((*src << 8) | 0x40000000);
- dot_encode_step(&p->state, &buffer[c]);
- src++;
- }
- buffer += s->data_block_quadlets;
- if (--remaining_frames == 0)
- src = (void *)runtime->dma_area;
- }
-}
-
static void read_pcm_s32(struct amdtp_stream *s, struct snd_pcm_substream *pcm,
__be32 *buffer, unsigned int frames)
{
@@ -351,33 +321,6 @@ int amdtp_dot_add_pcm_hw_constraints(struct amdtp_stream *s,
return amdtp_stream_add_pcm_hw_constraints(s, runtime);
}
-void amdtp_dot_set_pcm_format(struct amdtp_stream *s, snd_pcm_format_t format)
-{
- struct amdtp_dot *p = s->protocol;
-
- if (WARN_ON(amdtp_stream_pcm_running(s)))
- return;
-
- switch (format) {
- default:
- WARN_ON(1);
- /* fall through */
- case SNDRV_PCM_FORMAT_S16:
- if (s->direction == AMDTP_OUT_STREAM) {
- p->transfer_samples = write_pcm_s16;
- break;
- }
- WARN_ON(1);
- /* fall through */
- case SNDRV_PCM_FORMAT_S32:
- if (s->direction == AMDTP_OUT_STREAM)
- p->transfer_samples = write_pcm_s32;
- else
- p->transfer_samples = read_pcm_s32;
- break;
- }
-}
-
void amdtp_dot_midi_trigger(struct amdtp_stream *s, unsigned int port,
struct snd_rawmidi_substream *midi)
{
@@ -392,13 +335,12 @@ static unsigned int process_tx_data_blocks(struct amdtp_stream *s,
unsigned int data_blocks,
unsigned int *syt)
{
- struct amdtp_dot *p = (struct amdtp_dot *)s->protocol;
struct snd_pcm_substream *pcm;
unsigned int pcm_frames;
pcm = ACCESS_ONCE(s->pcm);
if (pcm) {
- p->transfer_samples(s, pcm, buffer, data_blocks);
+ read_pcm_s32(s, pcm, buffer, data_blocks);
pcm_frames = data_blocks;
} else {
pcm_frames = 0;
@@ -414,13 +356,12 @@ static unsigned int process_rx_data_blocks(struct amdtp_stream *s,
unsigned int data_blocks,
unsigned int *syt)
{
- struct amdtp_dot *p = (struct amdtp_dot *)s->protocol;
struct snd_pcm_substream *pcm;
unsigned int pcm_frames;
pcm = ACCESS_ONCE(s->pcm);
if (pcm) {
- p->transfer_samples(s, pcm, buffer, data_blocks);
+ write_pcm_s32(s, pcm, buffer, data_blocks);
pcm_frames = data_blocks;
} else {
write_pcm_silence(s, buffer, data_blocks);
diff --git a/sound/firewire/digi00x/digi00x-pcm.c b/sound/firewire/digi00x/digi00x-pcm.c
index 68d1c52db051..796f4b4645f5 100644
--- a/sound/firewire/digi00x/digi00x-pcm.c
+++ b/sound/firewire/digi00x/digi00x-pcm.c
@@ -58,41 +58,29 @@ static int hw_rule_channels(struct snd_pcm_hw_params *params,
static int pcm_init_hw_params(struct snd_dg00x *dg00x,
struct snd_pcm_substream *substream)
{
- static const struct snd_pcm_hardware hardware = {
- .info = SNDRV_PCM_INFO_BATCH |
- SNDRV_PCM_INFO_BLOCK_TRANSFER |
- SNDRV_PCM_INFO_INTERLEAVED |
- SNDRV_PCM_INFO_JOINT_DUPLEX |
- SNDRV_PCM_INFO_MMAP |
- SNDRV_PCM_INFO_MMAP_VALID,
- .rates = SNDRV_PCM_RATE_44100 |
- SNDRV_PCM_RATE_48000 |
- SNDRV_PCM_RATE_88200 |
- SNDRV_PCM_RATE_96000,
- .rate_min = 44100,
- .rate_max = 96000,
- .channels_min = 10,
- .channels_max = 18,
- .period_bytes_min = 4 * 18,
- .period_bytes_max = 4 * 18 * 2048,
- .buffer_bytes_max = 4 * 18 * 2048 * 2,
- .periods_min = 2,
- .periods_max = UINT_MAX,
- };
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct snd_pcm_hardware *hw = &runtime->hw;
struct amdtp_stream *s;
int err;
- substream->runtime->hw = hardware;
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
substream->runtime->hw.formats = SNDRV_PCM_FMTBIT_S32;
s = &dg00x->tx_stream;
} else {
- substream->runtime->hw.formats = SNDRV_PCM_FMTBIT_S16 |
- SNDRV_PCM_FMTBIT_S32;
+ substream->runtime->hw.formats = SNDRV_PCM_FMTBIT_S32;
s = &dg00x->rx_stream;
}
+ hw->channels_min = 10;
+ hw->channels_max = 18;
+
+ hw->rates = SNDRV_PCM_RATE_44100 |
+ SNDRV_PCM_RATE_48000 |
+ SNDRV_PCM_RATE_88200 |
+ SNDRV_PCM_RATE_96000;
+ snd_pcm_limit_hw_rates(runtime);
+
err = snd_pcm_hw_rule_add(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_CHANNELS,
hw_rule_channels, NULL,
@@ -184,8 +172,6 @@ static int pcm_capture_hw_params(struct snd_pcm_substream *substream,
mutex_unlock(&dg00x->mutex);
}
- amdtp_dot_set_pcm_format(&dg00x->tx_stream, params_format(hw_params));
-
return 0;
}
@@ -206,8 +192,6 @@ static int pcm_playback_hw_params(struct snd_pcm_substream *substream,
mutex_unlock(&dg00x->mutex);
}
- amdtp_dot_set_pcm_format(&dg00x->rx_stream, params_format(hw_params));
-
return 0;
}
@@ -329,6 +313,20 @@ static snd_pcm_uframes_t pcm_playback_pointer(struct snd_pcm_substream *sbstrm)
return amdtp_stream_pcm_pointer(&dg00x->rx_stream);
}
+static int pcm_capture_ack(struct snd_pcm_substream *substream)
+{
+ struct snd_dg00x *dg00x = substream->private_data;
+
+ return amdtp_stream_pcm_ack(&dg00x->tx_stream);
+}
+
+static int pcm_playback_ack(struct snd_pcm_substream *substream)
+{
+ struct snd_dg00x *dg00x = substream->private_data;
+
+ return amdtp_stream_pcm_ack(&dg00x->rx_stream);
+}
+
int snd_dg00x_create_pcm_devices(struct snd_dg00x *dg00x)
{
static const struct snd_pcm_ops capture_ops = {
@@ -340,6 +338,7 @@ int snd_dg00x_create_pcm_devices(struct snd_dg00x *dg00x)
.prepare = pcm_capture_prepare,
.trigger = pcm_capture_trigger,
.pointer = pcm_capture_pointer,
+ .ack = pcm_capture_ack,
.page = snd_pcm_lib_get_vmalloc_page,
};
static const struct snd_pcm_ops playback_ops = {
@@ -351,6 +350,7 @@ int snd_dg00x_create_pcm_devices(struct snd_dg00x *dg00x)
.prepare = pcm_playback_prepare,
.trigger = pcm_playback_trigger,
.pointer = pcm_playback_pointer,
+ .ack = pcm_playback_ack,
.page = snd_pcm_lib_get_vmalloc_page,
.mmap = snd_pcm_lib_mmap_vmalloc,
};
diff --git a/sound/firewire/digi00x/digi00x.h b/sound/firewire/digi00x/digi00x.h
index 1275a50956c0..4dd1bbf2ed3c 100644
--- a/sound/firewire/digi00x/digi00x.h
+++ b/sound/firewire/digi00x/digi00x.h
@@ -121,7 +121,6 @@ int amdtp_dot_set_parameters(struct amdtp_stream *s, unsigned int rate,
void amdtp_dot_reset(struct amdtp_stream *s);
int amdtp_dot_add_pcm_hw_constraints(struct amdtp_stream *s,
struct snd_pcm_runtime *runtime);
-void amdtp_dot_set_pcm_format(struct amdtp_stream *s, snd_pcm_format_t format);
void amdtp_dot_midi_trigger(struct amdtp_stream *s, unsigned int port,
struct snd_rawmidi_substream *midi);
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-13 18:08:43 +0000