@@ -34,13 +34,13 @@
static void pcm_period_tasklet(unsigned long data);
/**
- * amdtp_out_stream_init - initialize an AMDTP output stream structure
- * @s: the AMDTP output stream to initialize
+ * amdtp_stream_init - initialize an AMDTP stream structure
+ * @s: the AMDTP stream to initialize
* @unit: the target of the stream
* @flags: the packet transmission method to use
*/
-int amdtp_out_stream_init(struct amdtp_out_stream *s, struct fw_unit *unit,
- enum cip_out_flags flags)
+int amdtp_stream_init(struct amdtp_stream *s, struct fw_unit *unit,
+ enum cip_flags flags)
{
s->unit = fw_unit_get(unit);
s->flags = flags;
@@ -51,19 +51,19 @@ int amdtp_out_stream_init(struct amdtp_out_stream *s, struct fw_unit *unit,
return 0;
}
-EXPORT_SYMBOL(amdtp_out_stream_init);
+EXPORT_SYMBOL(amdtp_stream_init);
/**
- * amdtp_out_stream_destroy - free stream resources
- * @s: the AMDTP output stream to destroy
+ * amdtp_stream_destroy - free stream resources
+ * @s: the AMDTP stream to destroy
*/
-void amdtp_out_stream_destroy(struct amdtp_out_stream *s)
+void amdtp_stream_destroy(struct amdtp_stream *s)
{
- WARN_ON(amdtp_out_stream_running(s));
+ WARN_ON(amdtp_stream_running(s));
mutex_destroy(&s->mutex);
fw_unit_put(s->unit);
}
-EXPORT_SYMBOL(amdtp_out_stream_destroy);
+EXPORT_SYMBOL(amdtp_stream_destroy);
const unsigned int amdtp_syt_intervals[CIP_SFC_COUNT] = {
[CIP_SFC_32000] = 8,
@@ -77,8 +77,8 @@ const unsigned int amdtp_syt_intervals[CIP_SFC_COUNT] = {
EXPORT_SYMBOL(amdtp_syt_intervals);
/**
- * amdtp_out_stream_set_parameters - set stream parameters
- * @s: the AMDTP output stream to configure
+ * amdtp_stream_set_parameters - set stream parameters
+ * @s: the AMDTP stream to configure
* @rate: the sample rate
* @pcm_channels: the number of PCM samples in each data block, to be encoded
* as AM824 multi-bit linear audio
@@ -87,10 +87,10 @@ EXPORT_SYMBOL(amdtp_syt_intervals);
* The parameters must be set before the stream is started, and must not be
* changed while the stream is running.
*/
-void amdtp_out_stream_set_parameters(struct amdtp_out_stream *s,
- unsigned int rate,
- unsigned int pcm_channels,
- unsigned int midi_ports)
+void amdtp_stream_set_parameters(struct amdtp_stream *s,
+ unsigned int rate,
+ unsigned int pcm_channels,
+ unsigned int midi_ports)
{
static const unsigned int rates[] = {
[CIP_SFC_32000] = 32000,
@@ -103,7 +103,7 @@ void amdtp_out_stream_set_parameters(struct amdtp_out_stream *s,
};
unsigned int sfc;
- if (WARN_ON(amdtp_out_stream_running(s)))
+ if (WARN_ON(amdtp_stream_running(s)))
return;
for (sfc = 0; sfc < CIP_SFC_COUNT; ++sfc)
@@ -132,47 +132,47 @@ sfc_found:
/* additional buffering needed to adjust for no-data packets */
s->transfer_delay += TICKS_PER_SECOND * s->syt_interval / rate;
}
-EXPORT_SYMBOL(amdtp_out_stream_set_parameters);
+EXPORT_SYMBOL(amdtp_stream_set_parameters);
/**
- * amdtp_out_stream_get_max_payload - get the stream's packet size
- * @s: the AMDTP output stream
+ * amdtp_stream_get_max_payload - get the stream's packet size
+ * @s: the AMDTP stream
*
* This function must not be called before the stream has been configured
- * with amdtp_out_stream_set_parameters().
+ * with amdtp_stream_set_parameters().
*/
-unsigned int amdtp_out_stream_get_max_payload(struct amdtp_out_stream *s)
+unsigned int amdtp_stream_get_max_payload(struct amdtp_stream *s)
{
return 8 + s->syt_interval * s->data_block_quadlets * 4;
}
-EXPORT_SYMBOL(amdtp_out_stream_get_max_payload);
+EXPORT_SYMBOL(amdtp_stream_get_max_payload);
-static void amdtp_write_s16(struct amdtp_out_stream *s,
+static void amdtp_write_s16(struct amdtp_stream *s,
struct snd_pcm_substream *pcm,
__be32 *buffer, unsigned int frames);
-static void amdtp_write_s32(struct amdtp_out_stream *s,
+static void amdtp_write_s32(struct amdtp_stream *s,
struct snd_pcm_substream *pcm,
__be32 *buffer, unsigned int frames);
-static void amdtp_write_s16_dualwire(struct amdtp_out_stream *s,
+static void amdtp_write_s16_dualwire(struct amdtp_stream *s,
struct snd_pcm_substream *pcm,
__be32 *buffer, unsigned int frames);
-static void amdtp_write_s32_dualwire(struct amdtp_out_stream *s,
+static void amdtp_write_s32_dualwire(struct amdtp_stream *s,
struct snd_pcm_substream *pcm,
__be32 *buffer, unsigned int frames);
/**
- * amdtp_out_stream_set_pcm_format - set the PCM format
- * @s: the AMDTP output stream to configure
+ * amdtp_stream_set_pcm_format - set the PCM format
+ * @s: the AMDTP stream to configure
* @format: the format of the ALSA PCM device
*
* The sample format must be set after the other paramters (rate/PCM channels/
* MIDI) and before the stream is started, and must not be changed while the
* stream is running.
*/
-void amdtp_out_stream_set_pcm_format(struct amdtp_out_stream *s,
- snd_pcm_format_t format)
+void amdtp_stream_set_pcm_format(struct amdtp_stream *s,
+ snd_pcm_format_t format)
{
- if (WARN_ON(amdtp_out_stream_running(s)))
+ if (WARN_ON(amdtp_stream_running(s)))
return;
switch (format) {
@@ -193,24 +193,24 @@ void amdtp_out_stream_set_pcm_format(struct amdtp_out_stream *s,
break;
}
}
-EXPORT_SYMBOL(amdtp_out_stream_set_pcm_format);
+EXPORT_SYMBOL(amdtp_stream_set_pcm_format);
/**
- * amdtp_out_stream_pcm_prepare - prepare PCM device for running
- * @s: the AMDTP output stream
+ * amdtp_stream_pcm_prepare - prepare PCM device for running
+ * @s: the AMDTP stream
*
* This function should be called from the PCM device's .prepare callback.
*/
-void amdtp_out_stream_pcm_prepare(struct amdtp_out_stream *s)
+void amdtp_stream_pcm_prepare(struct amdtp_stream *s)
{
tasklet_kill(&s->period_tasklet);
s->pcm_buffer_pointer = 0;
s->pcm_period_pointer = 0;
s->pointer_flush = true;
}
-EXPORT_SYMBOL(amdtp_out_stream_pcm_prepare);
+EXPORT_SYMBOL(amdtp_stream_pcm_prepare);
-static unsigned int calculate_data_blocks(struct amdtp_out_stream *s)
+static unsigned int calculate_data_blocks(struct amdtp_stream *s)
{
unsigned int phase, data_blocks;
@@ -243,7 +243,7 @@ static unsigned int calculate_data_blocks(struct amdtp_out_stream *s)
return data_blocks;
}
-static unsigned int calculate_syt(struct amdtp_out_stream *s,
+static unsigned int calculate_syt(struct amdtp_stream *s,
unsigned int cycle)
{
unsigned int syt_offset, phase, index, syt;
@@ -286,7 +286,7 @@ static unsigned int calculate_syt(struct amdtp_out_stream *s,
}
}
-static void amdtp_write_s32(struct amdtp_out_stream *s,
+static void amdtp_write_s32(struct amdtp_stream *s,
struct snd_pcm_substream *pcm,
__be32 *buffer, unsigned int frames)
{
@@ -312,7 +312,7 @@ static void amdtp_write_s32(struct amdtp_out_stream *s,
}
}
-static void amdtp_write_s16(struct amdtp_out_stream *s,
+static void amdtp_write_s16(struct amdtp_stream *s,
struct snd_pcm_substream *pcm,
__be32 *buffer, unsigned int frames)
{
@@ -338,7 +338,7 @@ static void amdtp_write_s16(struct amdtp_out_stream *s,
}
}
-static void amdtp_write_s32_dualwire(struct amdtp_out_stream *s,
+static void amdtp_write_s32_dualwire(struct amdtp_stream *s,
struct snd_pcm_substream *pcm,
__be32 *buffer, unsigned int frames)
{
@@ -369,7 +369,7 @@ static void amdtp_write_s32_dualwire(struct amdtp_out_stream *s,
}
}
-static void amdtp_write_s16_dualwire(struct amdtp_out_stream *s,
+static void amdtp_write_s16_dualwire(struct amdtp_stream *s,
struct snd_pcm_substream *pcm,
__be32 *buffer, unsigned int frames)
{
@@ -400,7 +400,7 @@ static void amdtp_write_s16_dualwire(struct amdtp_out_stream *s,
}
}
-static void amdtp_fill_pcm_silence(struct amdtp_out_stream *s,
+static void amdtp_fill_pcm_silence(struct amdtp_stream *s,
__be32 *buffer, unsigned int frames)
{
unsigned int i, c;
@@ -412,7 +412,7 @@ static void amdtp_fill_pcm_silence(struct amdtp_out_stream *s,
}
}
-static void amdtp_fill_midi(struct amdtp_out_stream *s,
+static void amdtp_fill_midi(struct amdtp_stream *s,
__be32 *buffer, unsigned int frames)
{
unsigned int i;
@@ -422,7 +422,7 @@ static void amdtp_fill_midi(struct amdtp_out_stream *s,
cpu_to_be32(0x80000000);
}
-static void queue_out_packet(struct amdtp_out_stream *s, unsigned int cycle)
+static void queue_out_packet(struct amdtp_stream *s, unsigned int cycle)
{
__be32 *buffer;
unsigned int index, data_blocks, syt, ptr;
@@ -473,7 +473,7 @@ static void queue_out_packet(struct amdtp_out_stream *s, unsigned int cycle)
if (err < 0) {
dev_err(&s->unit->device, "queueing error: %d\n", err);
s->packet_index = -1;
- amdtp_out_stream_pcm_abort(s);
+ amdtp_stream_pcm_abort(s);
return;
}
@@ -501,7 +501,7 @@ static void queue_out_packet(struct amdtp_out_stream *s, unsigned int cycle)
static void pcm_period_tasklet(unsigned long data)
{
- struct amdtp_out_stream *s = (void *)data;
+ struct amdtp_stream *s = (void *)data;
struct snd_pcm_substream *pcm = ACCESS_ONCE(s->pcm);
if (pcm)
@@ -509,9 +509,9 @@ static void pcm_period_tasklet(unsigned long data)
}
static void out_packet_callback(struct fw_iso_context *context, u32 cycle,
- size_t header_length, void *header, void *data)
+ size_t header_length, void *header, void *private_data)
{
- struct amdtp_out_stream *s = data;
+ struct amdtp_stream *s = private_data;
unsigned int i, packets = header_length / 4;
/*
@@ -526,7 +526,7 @@ static void out_packet_callback(struct fw_iso_context *context, u32 cycle,
fw_iso_context_queue_flush(s->context);
}
-static int queue_initial_skip_packets(struct amdtp_out_stream *s)
+static int queue_initial_skip_packets(struct amdtp_stream *s)
{
struct fw_iso_packet skip_packet = {
.skip = 1,
@@ -548,16 +548,16 @@ static int queue_initial_skip_packets(struct amdtp_out_stream *s)
}
/**
- * amdtp_out_stream_start - start sending packets
- * @s: the AMDTP output stream to start
+ * amdtp_stream_start - start transferring packets
+ * @s: the AMDTP stream to start
* @channel: the isochronous channel on the bus
* @speed: firewire speed code
*
* The stream cannot be started until it has been configured with
- * amdtp_out_stream_set_parameters() and amdtp_out_stream_set_pcm_format(),
- * and it must be started before any PCM or MIDI device can be started.
+ * amdtp_stream_set_parameters() and it must be started before any PCM or MIDI
+ * device can be started.
*/
-int amdtp_out_stream_start(struct amdtp_out_stream *s, int channel, int speed)
+int amdtp_stream_start(struct amdtp_stream *s, int channel, int speed)
{
static const struct {
unsigned int data_block;
@@ -575,7 +575,7 @@ int amdtp_out_stream_start(struct amdtp_out_stream *s, int channel, int speed)
mutex_lock(&s->mutex);
- if (WARN_ON(amdtp_out_stream_running(s) ||
+ if (WARN_ON(amdtp_stream_running(s) ||
(!s->pcm_channels && !s->midi_ports))) {
err = -EBADFD;
goto err_unlock;
@@ -586,7 +586,7 @@ int amdtp_out_stream_start(struct amdtp_out_stream *s, int channel, int speed)
s->last_syt_offset = TICKS_PER_CYCLE;
err = iso_packets_buffer_init(&s->buffer, s->unit, QUEUE_LENGTH,
- amdtp_out_stream_get_max_payload(s),
+ amdtp_stream_get_max_payload(s),
DMA_TO_DEVICE);
if (err < 0)
goto err_unlock;
@@ -599,11 +599,11 @@ int amdtp_out_stream_start(struct amdtp_out_stream *s, int channel, int speed)
err = PTR_ERR(s->context);
if (err == -EBUSY)
dev_err(&s->unit->device,
- "no free output stream on this controller\n");
+ "no free stream on this controller\n");
goto err_buffer;
}
- amdtp_out_stream_update(s);
+ amdtp_stream_update(s);
s->packet_index = 0;
s->data_block_counter = 0;
@@ -629,15 +629,15 @@ err_unlock:
return err;
}
-EXPORT_SYMBOL(amdtp_out_stream_start);
+EXPORT_SYMBOL(amdtp_stream_start);
/**
- * amdtp_out_stream_pcm_pointer - get the PCM buffer position
- * @s: the AMDTP output stream that transports the PCM data
+ * amdtp_stream_pcm_pointer - get the PCM buffer position
+ * @s: the AMDTP stream that transports the PCM data
*
* Returns the current buffer position, in frames.
*/
-unsigned long amdtp_out_stream_pcm_pointer(struct amdtp_out_stream *s)
+unsigned long amdtp_stream_pcm_pointer(struct amdtp_stream *s)
{
/* this optimization is allowed to be racy */
if (s->pointer_flush)
@@ -647,31 +647,31 @@ unsigned long amdtp_out_stream_pcm_pointer(struct amdtp_out_stream *s)
return ACCESS_ONCE(s->pcm_buffer_pointer);
}
-EXPORT_SYMBOL(amdtp_out_stream_pcm_pointer);
+EXPORT_SYMBOL(amdtp_stream_pcm_pointer);
/**
- * amdtp_out_stream_update - update the stream after a bus reset
- * @s: the AMDTP output stream
+ * amdtp_stream_update - update the stream after a bus reset
+ * @s: the AMDTP stream
*/
-void amdtp_out_stream_update(struct amdtp_out_stream *s)
+void amdtp_stream_update(struct amdtp_stream *s)
{
ACCESS_ONCE(s->source_node_id_field) =
(fw_parent_device(s->unit)->card->node_id & 0x3f) << 24;
}
-EXPORT_SYMBOL(amdtp_out_stream_update);
+EXPORT_SYMBOL(amdtp_stream_update);
/**
- * amdtp_out_stream_stop - stop sending packets
- * @s: the AMDTP output stream to stop
+ * amdtp_stream_stop - stop sending packets
+ * @s: the AMDTP stream to stop
*
* All PCM and MIDI devices of the stream must be stopped before the stream
* itself can be stopped.
*/
-void amdtp_out_stream_stop(struct amdtp_out_stream *s)
+void amdtp_stream_stop(struct amdtp_stream *s)
{
mutex_lock(&s->mutex);
- if (!amdtp_out_stream_running(s)) {
+ if (!amdtp_stream_running(s)) {
mutex_unlock(&s->mutex);
return;
}
@@ -684,16 +684,16 @@ void amdtp_out_stream_stop(struct amdtp_out_stream *s)
mutex_unlock(&s->mutex);
}
-EXPORT_SYMBOL(amdtp_out_stream_stop);
+EXPORT_SYMBOL(amdtp_stream_stop);
/**
- * amdtp_out_stream_pcm_abort - abort the running PCM device
+ * amdtp_stream_pcm_abort - abort the running PCM device
* @s: the AMDTP stream about to be stopped
*
* If the isochronous stream needs to be stopped asynchronously, call this
* function first to stop the PCM device.
*/
-void amdtp_out_stream_pcm_abort(struct amdtp_out_stream *s)
+void amdtp_stream_pcm_abort(struct amdtp_stream *s)
{
struct snd_pcm_substream *pcm;
@@ -705,4 +705,4 @@ void amdtp_out_stream_pcm_abort(struct amdtp_out_stream *s)
snd_pcm_stream_unlock_irq(pcm);
}
}
-EXPORT_SYMBOL(amdtp_out_stream_pcm_abort);
+EXPORT_SYMBOL(amdtp_stream_pcm_abort);
@@ -8,7 +8,7 @@
#include "packets-buffer.h"
/**
- * enum cip_out_flags - describes details of the streaming protocol
+ * enum cip_flags - describes details of the streaming protocol
* @CIP_NONBLOCKING: In non-blocking mode, each packet contains
* sample_rate/8000 samples, with rounding up or down to adjust
* for clock skew and left-over fractional samples. This should
@@ -21,7 +21,7 @@
* two samples of a channel are stored consecutively in the packet.
* Requires blocking mode and SYT_INTERVAL-aligned PCM buffer size.
*/
-enum cip_out_flags {
+enum cip_flags {
CIP_NONBLOCKING = 0x00,
CIP_BLOCKING = 0x01,
CIP_HI_DUALWIRE = 0x02,
@@ -48,9 +48,9 @@ struct fw_unit;
struct fw_iso_context;
struct snd_pcm_substream;
-struct amdtp_out_stream {
+struct amdtp_stream {
struct fw_unit *unit;
- enum cip_out_flags flags;
+ enum cip_flags flags;
struct fw_iso_context *context;
struct mutex mutex;
@@ -59,7 +59,7 @@ struct amdtp_out_stream {
unsigned int data_block_quadlets;
unsigned int pcm_channels;
unsigned int midi_ports;
- void (*transfer_samples)(struct amdtp_out_stream *s,
+ void (*transfer_samples)(struct amdtp_stream *s,
struct snd_pcm_substream *pcm,
__be32 *buffer, unsigned int frames);
@@ -84,56 +84,62 @@ struct amdtp_out_stream {
bool pointer_flush;
};
-int amdtp_out_stream_init(struct amdtp_out_stream *s, struct fw_unit *unit,
- enum cip_out_flags flags);
-void amdtp_out_stream_destroy(struct amdtp_out_stream *s);
+int amdtp_stream_init(struct amdtp_stream *s, struct fw_unit *unit,
+ enum cip_flags flags);
+void amdtp_stream_destroy(struct amdtp_stream *s);
-void amdtp_out_stream_set_parameters(struct amdtp_out_stream *s,
- unsigned int rate,
- unsigned int pcm_channels,
- unsigned int midi_ports);
-unsigned int amdtp_out_stream_get_max_payload(struct amdtp_out_stream *s);
+void amdtp_stream_set_parameters(struct amdtp_stream *s,
+ unsigned int rate,
+ unsigned int pcm_channels,
+ unsigned int midi_ports);
+unsigned int amdtp_stream_get_max_payload(struct amdtp_stream *s);
-int amdtp_out_stream_start(struct amdtp_out_stream *s, int channel, int speed);
-void amdtp_out_stream_update(struct amdtp_out_stream *s);
-void amdtp_out_stream_stop(struct amdtp_out_stream *s);
+int amdtp_stream_start(struct amdtp_stream *s, int channel, int speed);
+void amdtp_stream_update(struct amdtp_stream *s);
+void amdtp_stream_stop(struct amdtp_stream *s);
-void amdtp_out_stream_set_pcm_format(struct amdtp_out_stream *s,
- snd_pcm_format_t format);
-void amdtp_out_stream_pcm_prepare(struct amdtp_out_stream *s);
-unsigned long amdtp_out_stream_pcm_pointer(struct amdtp_out_stream *s);
-void amdtp_out_stream_pcm_abort(struct amdtp_out_stream *s);
+void amdtp_stream_set_pcm_format(struct amdtp_stream *s,
+ snd_pcm_format_t format);
+void amdtp_stream_pcm_prepare(struct amdtp_stream *s);
+unsigned long amdtp_stream_pcm_pointer(struct amdtp_stream *s);
+void amdtp_stream_pcm_abort(struct amdtp_stream *s);
extern const unsigned int amdtp_syt_intervals[CIP_SFC_COUNT];
-static inline bool amdtp_out_stream_running(struct amdtp_out_stream *s)
+/**
+ * amdtp_stream_running - check stream is running or not
+ * @s: the AMDTP stream
+ *
+ * If this function returns true, the stream is running.
+ */
+static inline bool amdtp_stream_running(struct amdtp_stream *s)
{
return !IS_ERR(s->context);
}
/**
- * amdtp_out_streaming_error - check for streaming error
- * @s: the AMDTP output stream
+ * amdtp_streaming_error - check for streaming error
+ * @s: the AMDTP stream
*
* If this function returns true, the stream's packet queue has stopped due to
* an asynchronous error.
*/
-static inline bool amdtp_out_streaming_error(struct amdtp_out_stream *s)
+static inline bool amdtp_streaming_error(struct amdtp_stream *s)
{
return s->packet_index < 0;
}
/**
- * amdtp_out_stream_pcm_trigger - start/stop playback from a PCM device
- * @s: the AMDTP output stream
+ * amdtp_stream_pcm_trigger - start/stop playback from a PCM device
+ * @s: the AMDTP stream
* @pcm: the PCM device to be started, or %NULL to stop the current device
*
* Call this function on a running isochronous stream to enable the actual
* transmission of PCM data. This function should be called from the PCM
* device's .trigger callback.
*/
-static inline void amdtp_out_stream_pcm_trigger(struct amdtp_out_stream *s,
- struct snd_pcm_substream *pcm)
+static inline void amdtp_stream_pcm_trigger(struct amdtp_stream *s,
+ struct snd_pcm_substream *pcm)
{
ACCESS_ONCE(s->pcm) = pcm;
}
@@ -51,7 +51,7 @@ struct dice {
wait_queue_head_t hwdep_wait;
u32 notification_bits;
struct fw_iso_resources resources;
- struct amdtp_out_stream stream;
+ struct amdtp_stream stream;
};
MODULE_DESCRIPTION("DICE driver");
@@ -460,17 +460,17 @@ static int dice_stream_start_packets(struct dice *dice)
{
int err;
- if (amdtp_out_stream_running(&dice->stream))
+ if (amdtp_stream_running(&dice->stream))
return 0;
- err = amdtp_out_stream_start(&dice->stream, dice->resources.channel,
- fw_parent_device(dice->unit)->max_speed);
+ err = amdtp_stream_start(&dice->stream, dice->resources.channel,
+ fw_parent_device(dice->unit)->max_speed);
if (err < 0)
return err;
err = dice_enable_set(dice);
if (err < 0) {
- amdtp_out_stream_stop(&dice->stream);
+ amdtp_stream_stop(&dice->stream);
return err;
}
@@ -484,7 +484,7 @@ static int dice_stream_start(struct dice *dice)
if (!dice->resources.allocated) {
err = fw_iso_resources_allocate(&dice->resources,
- amdtp_out_stream_get_max_payload(&dice->stream),
+ amdtp_stream_get_max_payload(&dice->stream),
fw_parent_device(dice->unit)->max_speed);
if (err < 0)
goto error;
@@ -516,9 +516,9 @@ error:
static void dice_stream_stop_packets(struct dice *dice)
{
- if (amdtp_out_stream_running(&dice->stream)) {
+ if (amdtp_stream_running(&dice->stream)) {
dice_enable_clear(dice);
- amdtp_out_stream_stop(&dice->stream);
+ amdtp_stream_stop(&dice->stream);
}
}
@@ -581,12 +581,12 @@ static int dice_hw_params(struct snd_pcm_substream *substream,
return err;
mode = rate_index_to_mode(rate_index);
- amdtp_out_stream_set_parameters(&dice->stream,
- params_rate(hw_params),
- params_channels(hw_params),
- dice->rx_midi_ports[mode]);
- amdtp_out_stream_set_pcm_format(&dice->stream,
- params_format(hw_params));
+ amdtp_stream_set_parameters(&dice->stream,
+ params_rate(hw_params),
+ params_channels(hw_params),
+ dice->rx_midi_ports[mode]);
+ amdtp_stream_set_pcm_format(&dice->stream,
+ params_format(hw_params));
return 0;
}
@@ -609,7 +609,7 @@ static int dice_prepare(struct snd_pcm_substream *substream)
mutex_lock(&dice->mutex);
- if (amdtp_out_streaming_error(&dice->stream))
+ if (amdtp_streaming_error(&dice->stream))
dice_stream_stop_packets(dice);
err = dice_stream_start(dice);
@@ -620,7 +620,7 @@ static int dice_prepare(struct snd_pcm_substream *substream)
mutex_unlock(&dice->mutex);
- amdtp_out_stream_pcm_prepare(&dice->stream);
+ amdtp_stream_pcm_prepare(&dice->stream);
return 0;
}
@@ -640,7 +640,7 @@ static int dice_trigger(struct snd_pcm_substream *substream, int cmd)
default:
return -EINVAL;
}
- amdtp_out_stream_pcm_trigger(&dice->stream, pcm);
+ amdtp_stream_pcm_trigger(&dice->stream, pcm);
return 0;
}
@@ -649,7 +649,7 @@ static snd_pcm_uframes_t dice_pointer(struct snd_pcm_substream *substream)
{
struct dice *dice = substream->private_data;
- return amdtp_out_stream_pcm_pointer(&dice->stream);
+ return amdtp_stream_pcm_pointer(&dice->stream);
}
static int dice_create_pcm(struct dice *dice)
@@ -1104,7 +1104,7 @@ static void dice_card_free(struct snd_card *card)
{
struct dice *dice = card->private_data;
- amdtp_out_stream_destroy(&dice->stream);
+ amdtp_stream_destroy(&dice->stream);
fw_core_remove_address_handler(&dice->notification_handler);
mutex_destroy(&dice->mutex);
}
@@ -1360,8 +1360,8 @@ static int dice_probe(struct fw_unit *unit, const struct ieee1394_device_id *id)
goto err_owner;
dice->resources.channels_mask = 0x00000000ffffffffuLL;
- err = amdtp_out_stream_init(&dice->stream, unit,
- CIP_BLOCKING | CIP_HI_DUALWIRE);
+ err = amdtp_stream_init(&dice->stream, unit,
+ CIP_BLOCKING | CIP_HI_DUALWIRE);
if (err < 0)
goto err_resources;
@@ -1417,7 +1417,7 @@ static void dice_remove(struct fw_unit *unit)
{
struct dice *dice = dev_get_drvdata(&unit->device);
- amdtp_out_stream_pcm_abort(&dice->stream);
+ amdtp_stream_pcm_abort(&dice->stream);
snd_card_disconnect(dice->card);
@@ -1443,7 +1443,7 @@ static void dice_bus_reset(struct fw_unit *unit)
* to stop so that the application can restart them in an orderly
* manner.
*/
- amdtp_out_stream_pcm_abort(&dice->stream);
+ amdtp_stream_pcm_abort(&dice->stream);
mutex_lock(&dice->mutex);
@@ -51,7 +51,7 @@ struct fwspk {
const struct device_info *device_info;
struct mutex mutex;
struct cmp_connection connection;
- struct amdtp_out_stream stream;
+ struct amdtp_stream stream;
bool mute;
s16 volume[6];
s16 volume_min;
@@ -187,8 +187,8 @@ static int fwspk_close(struct snd_pcm_substream *substream)
static void fwspk_stop_stream(struct fwspk *fwspk)
{
- if (amdtp_out_stream_running(&fwspk->stream)) {
- amdtp_out_stream_stop(&fwspk->stream);
+ if (amdtp_stream_running(&fwspk->stream)) {
+ amdtp_stream_stop(&fwspk->stream);
cmp_connection_break(&fwspk->connection);
}
}
@@ -244,13 +244,13 @@ static int fwspk_hw_params(struct snd_pcm_substream *substream,
if (err < 0)
goto error;
- amdtp_out_stream_set_parameters(&fwspk->stream,
- params_rate(hw_params),
- params_channels(hw_params),
- 0);
+ amdtp_stream_set_parameters(&fwspk->stream,
+ params_rate(hw_params),
+ params_channels(hw_params),
+ 0);
- amdtp_out_stream_set_pcm_format(&fwspk->stream,
- params_format(hw_params));
+ amdtp_stream_set_pcm_format(&fwspk->stream,
+ params_format(hw_params));
err = fwspk_set_rate(fwspk, fwspk->stream.sfc);
if (err < 0)
@@ -282,25 +282,25 @@ static int fwspk_prepare(struct snd_pcm_substream *substream)
mutex_lock(&fwspk->mutex);
- if (amdtp_out_streaming_error(&fwspk->stream))
+ if (amdtp_streaming_error(&fwspk->stream))
fwspk_stop_stream(fwspk);
- if (!amdtp_out_stream_running(&fwspk->stream)) {
+ if (!amdtp_stream_running(&fwspk->stream)) {
err = cmp_connection_establish(&fwspk->connection,
- amdtp_out_stream_get_max_payload(&fwspk->stream));
+ amdtp_stream_get_max_payload(&fwspk->stream));
if (err < 0)
goto err_mutex;
- err = amdtp_out_stream_start(&fwspk->stream,
- fwspk->connection.resources.channel,
- fwspk->connection.speed);
+ err = amdtp_stream_start(&fwspk->stream,
+ fwspk->connection.resources.channel,
+ fwspk->connection.speed);
if (err < 0)
goto err_connection;
}
mutex_unlock(&fwspk->mutex);
- amdtp_out_stream_pcm_prepare(&fwspk->stream);
+ amdtp_stream_pcm_prepare(&fwspk->stream);
return 0;
@@ -327,7 +327,7 @@ static int fwspk_trigger(struct snd_pcm_substream *substream, int cmd)
default:
return -EINVAL;
}
- amdtp_out_stream_pcm_trigger(&fwspk->stream, pcm);
+ amdtp_stream_pcm_trigger(&fwspk->stream, pcm);
return 0;
}
@@ -335,7 +335,7 @@ static snd_pcm_uframes_t fwspk_pointer(struct snd_pcm_substream *substream)
{
struct fwspk *fwspk = substream->private_data;
- return amdtp_out_stream_pcm_pointer(&fwspk->stream);
+ return amdtp_stream_pcm_pointer(&fwspk->stream);
}
static int fwspk_create_pcm(struct fwspk *fwspk)
@@ -653,7 +653,7 @@ static void fwspk_card_free(struct snd_card *card)
{
struct fwspk *fwspk = card->private_data;
- amdtp_out_stream_destroy(&fwspk->stream);
+ amdtp_stream_destroy(&fwspk->stream);
cmp_connection_destroy(&fwspk->connection);
fw_unit_put(fwspk->unit);
mutex_destroy(&fwspk->mutex);
@@ -683,7 +683,7 @@ static int fwspk_probe(struct fw_unit *unit,
if (err < 0)
goto err_unit;
- err = amdtp_out_stream_init(&fwspk->stream, unit, CIP_NONBLOCKING);
+ err = amdtp_stream_init(&fwspk->stream, unit, CIP_NONBLOCKING);
if (err < 0)
goto err_connection;
@@ -733,21 +733,21 @@ static void fwspk_bus_reset(struct fw_unit *unit)
fcp_bus_reset(fwspk->unit);
if (cmp_connection_update(&fwspk->connection) < 0) {
- amdtp_out_stream_pcm_abort(&fwspk->stream);
+ amdtp_stream_pcm_abort(&fwspk->stream);
mutex_lock(&fwspk->mutex);
fwspk_stop_stream(fwspk);
mutex_unlock(&fwspk->mutex);
return;
}
- amdtp_out_stream_update(&fwspk->stream);
+ amdtp_stream_update(&fwspk->stream);
}
static void fwspk_remove(struct fw_unit *unit)
{
struct fwspk *fwspk = dev_get_drvdata(&unit->device);
- amdtp_out_stream_pcm_abort(&fwspk->stream);
+ amdtp_stream_pcm_abort(&fwspk->stream);
snd_card_disconnect(fwspk->card);
mutex_lock(&fwspk->mutex);
This patch renames some functions, structure and member to reuse them in both AMDTP in/out stream. Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> --- sound/firewire/amdtp.c | 154 +++++++++++++++++++++++----------------------- sound/firewire/amdtp.h | 64 ++++++++++--------- sound/firewire/dice.c | 46 +++++++------- sound/firewire/speakers.c | 46 +++++++------- 4 files changed, 158 insertions(+), 152 deletions(-)