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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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5955815e71
This commit adds data block processing layer for AM824 format. The new layer initializes streaming layer with its value for fmt field. Currently, most implementation of data block processing still remains streaming layer. In later commits, these codes will be moved to the layer. Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> Signed-off-by: Takashi Iwai <tiwai@suse.de>
147 lines
4.1 KiB
C
147 lines
4.1 KiB
C
/*
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* oxfw.h - a part of driver for OXFW970/971 based devices
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*
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* Copyright (c) Clemens Ladisch <clemens@ladisch.de>
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* Licensed under the terms of the GNU General Public License, version 2.
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*/
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#include <linux/device.h>
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#include <linux/firewire.h>
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#include <linux/firewire-constants.h>
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#include <linux/module.h>
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#include <linux/mod_devicetable.h>
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#include <linux/mutex.h>
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#include <linux/slab.h>
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#include <linux/compat.h>
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#include <sound/control.h>
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#include <sound/core.h>
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#include <sound/initval.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/info.h>
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#include <sound/rawmidi.h>
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#include <sound/firewire.h>
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#include <sound/hwdep.h>
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#include "../lib.h"
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#include "../fcp.h"
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#include "../packets-buffer.h"
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#include "../iso-resources.h"
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#include "../amdtp-am824.h"
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#include "../cmp.h"
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struct device_info {
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const char *driver_name;
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const char *vendor_name;
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const char *model_name;
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unsigned int mixer_channels;
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u8 mute_fb_id;
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u8 volume_fb_id;
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};
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/* This is an arbitrary number for convinience. */
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#define SND_OXFW_STREAM_FORMAT_ENTRIES 10
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struct snd_oxfw {
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struct snd_card *card;
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struct fw_unit *unit;
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const struct device_info *device_info;
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struct mutex mutex;
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spinlock_t lock;
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bool has_output;
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u8 *tx_stream_formats[SND_OXFW_STREAM_FORMAT_ENTRIES];
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u8 *rx_stream_formats[SND_OXFW_STREAM_FORMAT_ENTRIES];
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bool assumed;
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struct cmp_connection out_conn;
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struct cmp_connection in_conn;
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struct amdtp_stream tx_stream;
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struct amdtp_stream rx_stream;
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unsigned int capture_substreams;
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unsigned int playback_substreams;
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unsigned int midi_input_ports;
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unsigned int midi_output_ports;
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bool mute;
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s16 volume[6];
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s16 volume_min;
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s16 volume_max;
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int dev_lock_count;
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bool dev_lock_changed;
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wait_queue_head_t hwdep_wait;
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};
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/*
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* AV/C Stream Format Information Specification 1.1 Working Draft
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* (Apr 2005, 1394TA)
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*/
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int avc_stream_set_format(struct fw_unit *unit, enum avc_general_plug_dir dir,
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unsigned int pid, u8 *format, unsigned int len);
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int avc_stream_get_format(struct fw_unit *unit,
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enum avc_general_plug_dir dir, unsigned int pid,
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u8 *buf, unsigned int *len, unsigned int eid);
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static inline int
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avc_stream_get_format_single(struct fw_unit *unit,
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enum avc_general_plug_dir dir, unsigned int pid,
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u8 *buf, unsigned int *len)
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{
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return avc_stream_get_format(unit, dir, pid, buf, len, 0xff);
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}
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static inline int
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avc_stream_get_format_list(struct fw_unit *unit,
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enum avc_general_plug_dir dir, unsigned int pid,
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u8 *buf, unsigned int *len,
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unsigned int eid)
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{
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return avc_stream_get_format(unit, dir, pid, buf, len, eid);
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}
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/*
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* AV/C Digital Interface Command Set General Specification 4.2
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* (Sep 2004, 1394TA)
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*/
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int avc_general_inquiry_sig_fmt(struct fw_unit *unit, unsigned int rate,
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enum avc_general_plug_dir dir,
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unsigned short pid);
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int snd_oxfw_stream_init_simplex(struct snd_oxfw *oxfw,
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struct amdtp_stream *stream);
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int snd_oxfw_stream_start_simplex(struct snd_oxfw *oxfw,
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struct amdtp_stream *stream,
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unsigned int rate, unsigned int pcm_channels);
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void snd_oxfw_stream_stop_simplex(struct snd_oxfw *oxfw,
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struct amdtp_stream *stream);
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void snd_oxfw_stream_destroy_simplex(struct snd_oxfw *oxfw,
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struct amdtp_stream *stream);
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void snd_oxfw_stream_update_simplex(struct snd_oxfw *oxfw,
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struct amdtp_stream *stream);
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struct snd_oxfw_stream_formation {
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unsigned int rate;
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unsigned int pcm;
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unsigned int midi;
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};
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int snd_oxfw_stream_parse_format(u8 *format,
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struct snd_oxfw_stream_formation *formation);
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int snd_oxfw_stream_get_current_formation(struct snd_oxfw *oxfw,
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enum avc_general_plug_dir dir,
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struct snd_oxfw_stream_formation *formation);
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int snd_oxfw_stream_discover(struct snd_oxfw *oxfw);
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void snd_oxfw_stream_lock_changed(struct snd_oxfw *oxfw);
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int snd_oxfw_stream_lock_try(struct snd_oxfw *oxfw);
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void snd_oxfw_stream_lock_release(struct snd_oxfw *oxfw);
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int snd_oxfw_create_pcm(struct snd_oxfw *oxfw);
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int snd_oxfw_create_mixer(struct snd_oxfw *oxfw);
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void snd_oxfw_proc_init(struct snd_oxfw *oxfw);
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int snd_oxfw_create_midi(struct snd_oxfw *oxfw);
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int snd_oxfw_create_hwdep(struct snd_oxfw *oxfw);
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