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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/sound/firewire/amdtp.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/sound/firewire/amdtp.h')
-rw-r--r--ANDROID_3.4.5/sound/firewire/amdtp.h169
1 files changed, 0 insertions, 169 deletions
diff --git a/ANDROID_3.4.5/sound/firewire/amdtp.h b/ANDROID_3.4.5/sound/firewire/amdtp.h
deleted file mode 100644
index 537a9cb8..00000000
--- a/ANDROID_3.4.5/sound/firewire/amdtp.h
+++ /dev/null
@@ -1,169 +0,0 @@
-#ifndef SOUND_FIREWIRE_AMDTP_H_INCLUDED
-#define SOUND_FIREWIRE_AMDTP_H_INCLUDED
-
-#include <linux/mutex.h>
-#include <linux/spinlock.h>
-#include "packets-buffer.h"
-
-/**
- * enum cip_out_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
- * be used if supported by the device.
- */
-enum cip_out_flags {
- CIP_NONBLOCKING = 0,
-};
-
-/**
- * enum cip_sfc - a stream's sample rate
- */
-enum cip_sfc {
- CIP_SFC_32000 = 0,
- CIP_SFC_44100 = 1,
- CIP_SFC_48000 = 2,
- CIP_SFC_88200 = 3,
- CIP_SFC_96000 = 4,
- CIP_SFC_176400 = 5,
- CIP_SFC_192000 = 6,
-};
-
-#define AMDTP_OUT_PCM_FORMAT_BITS (SNDRV_PCM_FMTBIT_S16 | \
- SNDRV_PCM_FMTBIT_S32)
-
-struct fw_unit;
-struct fw_iso_context;
-struct snd_pcm_substream;
-
-struct amdtp_out_stream {
- struct fw_unit *unit;
- enum cip_out_flags flags;
- struct fw_iso_context *context;
- struct mutex mutex;
-
- enum cip_sfc sfc;
- unsigned int data_block_quadlets;
- unsigned int pcm_channels;
- unsigned int midi_ports;
- void (*transfer_samples)(struct amdtp_out_stream *s,
- struct snd_pcm_substream *pcm,
- __be32 *buffer, unsigned int frames);
-
- unsigned int syt_interval;
- unsigned int source_node_id_field;
- struct iso_packets_buffer buffer;
-
- struct snd_pcm_substream *pcm;
-
- int packet_index;
- unsigned int data_block_counter;
-
- unsigned int data_block_state;
-
- unsigned int last_syt_offset;
- unsigned int syt_offset_state;
-
- unsigned int pcm_buffer_pointer;
- unsigned int pcm_period_pointer;
-};
-
-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);
-
-void amdtp_out_stream_set_rate(struct amdtp_out_stream *s, unsigned int rate);
-unsigned int amdtp_out_stream_get_max_payload(struct amdtp_out_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);
-
-void amdtp_out_stream_set_pcm_format(struct amdtp_out_stream *s,
- snd_pcm_format_t format);
-void amdtp_out_stream_pcm_abort(struct amdtp_out_stream *s);
-
-/**
- * amdtp_out_stream_set_pcm - configure format of PCM samples
- * @s: the AMDTP output stream to be configured
- * @pcm_channels: the number of PCM samples in each data block, to be encoded
- * as AM824 multi-bit linear audio
- *
- * This function must not be called while the stream is running.
- */
-static inline void amdtp_out_stream_set_pcm(struct amdtp_out_stream *s,
- unsigned int pcm_channels)
-{
- s->pcm_channels = pcm_channels;
-}
-
-/**
- * amdtp_out_stream_set_midi - configure format of MIDI data
- * @s: the AMDTP output stream to be configured
- * @midi_ports: the number of MIDI ports (i.e., MPX-MIDI Data Channels)
- *
- * This function must not be called while the stream is running.
- */
-static inline void amdtp_out_stream_set_midi(struct amdtp_out_stream *s,
- unsigned int midi_ports)
-{
- s->midi_ports = midi_ports;
-}
-
-/**
- * amdtp_out_streaming_error - check for streaming error
- * @s: the AMDTP output 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)
-{
- return s->packet_index < 0;
-}
-
-/**
- * amdtp_out_stream_pcm_prepare - prepare PCM device for running
- * @s: the AMDTP output stream
- *
- * This function should be called from the PCM device's .prepare callback.
- */
-static inline void amdtp_out_stream_pcm_prepare(struct amdtp_out_stream *s)
-{
- s->pcm_buffer_pointer = 0;
- s->pcm_period_pointer = 0;
-}
-
-/**
- * amdtp_out_stream_pcm_trigger - start/stop playback from a PCM device
- * @s: the AMDTP output 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)
-{
- ACCESS_ONCE(s->pcm) = pcm;
-}
-
-/**
- * amdtp_out_stream_pcm_pointer - get the PCM buffer position
- * @s: the AMDTP output stream that transports the PCM data
- *
- * Returns the current buffer position, in frames.
- */
-static inline unsigned long
-amdtp_out_stream_pcm_pointer(struct amdtp_out_stream *s)
-{
- return ACCESS_ONCE(s->pcm_buffer_pointer);
-}
-
-static inline bool cip_sfc_is_base_44100(enum cip_sfc sfc)
-{
- return sfc & 1;
-}
-
-#endif