1e2786ca6STakashi Sakamoto /* 2e2786ca6STakashi Sakamoto * oxfw.h - a part of driver for OXFW970/971 based devices 3e2786ca6STakashi Sakamoto * 4e2786ca6STakashi Sakamoto * Copyright (c) Clemens Ladisch <clemens@ladisch.de> 5e2786ca6STakashi Sakamoto * Licensed under the terms of the GNU General Public License, version 2. 6e2786ca6STakashi Sakamoto */ 7e2786ca6STakashi Sakamoto 8e2786ca6STakashi Sakamoto #include <linux/device.h> 9e2786ca6STakashi Sakamoto #include <linux/firewire.h> 10e2786ca6STakashi Sakamoto #include <linux/firewire-constants.h> 11e2786ca6STakashi Sakamoto #include <linux/module.h> 12e2786ca6STakashi Sakamoto #include <linux/mod_devicetable.h> 13e2786ca6STakashi Sakamoto #include <linux/mutex.h> 14e2786ca6STakashi Sakamoto #include <linux/slab.h> 158985f4acSTakashi Sakamoto #include <linux/compat.h> 16e2786ca6STakashi Sakamoto 17e2786ca6STakashi Sakamoto #include <sound/control.h> 18e2786ca6STakashi Sakamoto #include <sound/core.h> 19e2786ca6STakashi Sakamoto #include <sound/initval.h> 20e2786ca6STakashi Sakamoto #include <sound/pcm.h> 21e2786ca6STakashi Sakamoto #include <sound/pcm_params.h> 223c96101fSTakashi Sakamoto #include <sound/info.h> 2305588d34STakashi Sakamoto #include <sound/rawmidi.h> 248985f4acSTakashi Sakamoto #include <sound/firewire.h> 258985f4acSTakashi Sakamoto #include <sound/hwdep.h> 26e2786ca6STakashi Sakamoto 27e2786ca6STakashi Sakamoto #include "../lib.h" 28e2786ca6STakashi Sakamoto #include "../fcp.h" 29e2786ca6STakashi Sakamoto #include "../packets-buffer.h" 30e2786ca6STakashi Sakamoto #include "../iso-resources.h" 315955815eSTakashi Sakamoto #include "../amdtp-am824.h" 32e2786ca6STakashi Sakamoto #include "../cmp.h" 33e2786ca6STakashi Sakamoto 34e2786ca6STakashi Sakamoto struct device_info { 35e2786ca6STakashi Sakamoto const char *driver_name; 36fec7b753STakashi Sakamoto const char *vendor_name; 37fec7b753STakashi Sakamoto const char *model_name; 38e2786ca6STakashi Sakamoto unsigned int mixer_channels; 39e2786ca6STakashi Sakamoto u8 mute_fb_id; 40e2786ca6STakashi Sakamoto u8 volume_fb_id; 41e2786ca6STakashi Sakamoto }; 42e2786ca6STakashi Sakamoto 435cd1d3f4STakashi Sakamoto /* This is an arbitrary number for convinience. */ 445cd1d3f4STakashi Sakamoto #define SND_OXFW_STREAM_FORMAT_ENTRIES 10 45e2786ca6STakashi Sakamoto struct snd_oxfw { 46e2786ca6STakashi Sakamoto struct snd_card *card; 47e2786ca6STakashi Sakamoto struct fw_unit *unit; 48e2786ca6STakashi Sakamoto const struct device_info *device_info; 49e2786ca6STakashi Sakamoto struct mutex mutex; 5005588d34STakashi Sakamoto spinlock_t lock; 515cd1d3f4STakashi Sakamoto 5213f3a46dSTakashi Sakamoto bool wrong_dbs; 53b0ac0009STakashi Sakamoto bool has_output; 54b0ac0009STakashi Sakamoto u8 *tx_stream_formats[SND_OXFW_STREAM_FORMAT_ENTRIES]; 555cd1d3f4STakashi Sakamoto u8 *rx_stream_formats[SND_OXFW_STREAM_FORMAT_ENTRIES]; 565cd1d3f4STakashi Sakamoto bool assumed; 57b0ac0009STakashi Sakamoto struct cmp_connection out_conn; 58e2786ca6STakashi Sakamoto struct cmp_connection in_conn; 59b0ac0009STakashi Sakamoto struct amdtp_stream tx_stream; 60e2786ca6STakashi Sakamoto struct amdtp_stream rx_stream; 61b0ac0009STakashi Sakamoto unsigned int capture_substreams; 62b0ac0009STakashi Sakamoto unsigned int playback_substreams; 635cd1d3f4STakashi Sakamoto 6405588d34STakashi Sakamoto unsigned int midi_input_ports; 6505588d34STakashi Sakamoto unsigned int midi_output_ports; 6605588d34STakashi Sakamoto 67e2786ca6STakashi Sakamoto bool mute; 68e2786ca6STakashi Sakamoto s16 volume[6]; 69e2786ca6STakashi Sakamoto s16 volume_min; 70e2786ca6STakashi Sakamoto s16 volume_max; 718985f4acSTakashi Sakamoto 728985f4acSTakashi Sakamoto int dev_lock_count; 738985f4acSTakashi Sakamoto bool dev_lock_changed; 748985f4acSTakashi Sakamoto wait_queue_head_t hwdep_wait; 7527e66635STakashi Sakamoto 7627e66635STakashi Sakamoto const struct ieee1394_device_id *entry; 77e2786ca6STakashi Sakamoto }; 78e2786ca6STakashi Sakamoto 795b59d809STakashi Sakamoto /* 805b59d809STakashi Sakamoto * AV/C Stream Format Information Specification 1.1 Working Draft 815b59d809STakashi Sakamoto * (Apr 2005, 1394TA) 825b59d809STakashi Sakamoto */ 835b59d809STakashi Sakamoto int avc_stream_set_format(struct fw_unit *unit, enum avc_general_plug_dir dir, 845b59d809STakashi Sakamoto unsigned int pid, u8 *format, unsigned int len); 855b59d809STakashi Sakamoto int avc_stream_get_format(struct fw_unit *unit, 865b59d809STakashi Sakamoto enum avc_general_plug_dir dir, unsigned int pid, 875b59d809STakashi Sakamoto u8 *buf, unsigned int *len, unsigned int eid); 885b59d809STakashi Sakamoto static inline int 895b59d809STakashi Sakamoto avc_stream_get_format_single(struct fw_unit *unit, 905b59d809STakashi Sakamoto enum avc_general_plug_dir dir, unsigned int pid, 915b59d809STakashi Sakamoto u8 *buf, unsigned int *len) 925b59d809STakashi Sakamoto { 935b59d809STakashi Sakamoto return avc_stream_get_format(unit, dir, pid, buf, len, 0xff); 945b59d809STakashi Sakamoto } 955b59d809STakashi Sakamoto static inline int 965b59d809STakashi Sakamoto avc_stream_get_format_list(struct fw_unit *unit, 975b59d809STakashi Sakamoto enum avc_general_plug_dir dir, unsigned int pid, 985b59d809STakashi Sakamoto u8 *buf, unsigned int *len, 995b59d809STakashi Sakamoto unsigned int eid) 1005b59d809STakashi Sakamoto { 1015b59d809STakashi Sakamoto return avc_stream_get_format(unit, dir, pid, buf, len, eid); 1025b59d809STakashi Sakamoto } 1035b59d809STakashi Sakamoto 1045b59d809STakashi Sakamoto /* 1055b59d809STakashi Sakamoto * AV/C Digital Interface Command Set General Specification 4.2 1065b59d809STakashi Sakamoto * (Sep 2004, 1394TA) 1075b59d809STakashi Sakamoto */ 1085b59d809STakashi Sakamoto int avc_general_inquiry_sig_fmt(struct fw_unit *unit, unsigned int rate, 1095b59d809STakashi Sakamoto enum avc_general_plug_dir dir, 1105b59d809STakashi Sakamoto unsigned short pid); 1115b59d809STakashi Sakamoto 112b0ac0009STakashi Sakamoto int snd_oxfw_stream_init_simplex(struct snd_oxfw *oxfw, 113b0ac0009STakashi Sakamoto struct amdtp_stream *stream); 114b0ac0009STakashi Sakamoto int snd_oxfw_stream_start_simplex(struct snd_oxfw *oxfw, 115b0ac0009STakashi Sakamoto struct amdtp_stream *stream, 116b0ac0009STakashi Sakamoto unsigned int rate, unsigned int pcm_channels); 117b0ac0009STakashi Sakamoto void snd_oxfw_stream_stop_simplex(struct snd_oxfw *oxfw, 118b0ac0009STakashi Sakamoto struct amdtp_stream *stream); 119b0ac0009STakashi Sakamoto void snd_oxfw_stream_destroy_simplex(struct snd_oxfw *oxfw, 120b0ac0009STakashi Sakamoto struct amdtp_stream *stream); 121b0ac0009STakashi Sakamoto void snd_oxfw_stream_update_simplex(struct snd_oxfw *oxfw, 122b0ac0009STakashi Sakamoto struct amdtp_stream *stream); 1233713d93aSTakashi Sakamoto 1245cd1d3f4STakashi Sakamoto struct snd_oxfw_stream_formation { 1255cd1d3f4STakashi Sakamoto unsigned int rate; 1265cd1d3f4STakashi Sakamoto unsigned int pcm; 1275cd1d3f4STakashi Sakamoto unsigned int midi; 1285cd1d3f4STakashi Sakamoto }; 1295cd1d3f4STakashi Sakamoto int snd_oxfw_stream_parse_format(u8 *format, 1305cd1d3f4STakashi Sakamoto struct snd_oxfw_stream_formation *formation); 1315cd1d3f4STakashi Sakamoto int snd_oxfw_stream_get_current_formation(struct snd_oxfw *oxfw, 1325cd1d3f4STakashi Sakamoto enum avc_general_plug_dir dir, 1335cd1d3f4STakashi Sakamoto struct snd_oxfw_stream_formation *formation); 134b0ac0009STakashi Sakamoto 1355cd1d3f4STakashi Sakamoto int snd_oxfw_stream_discover(struct snd_oxfw *oxfw); 1365cd1d3f4STakashi Sakamoto 1378985f4acSTakashi Sakamoto void snd_oxfw_stream_lock_changed(struct snd_oxfw *oxfw); 1388985f4acSTakashi Sakamoto int snd_oxfw_stream_lock_try(struct snd_oxfw *oxfw); 1398985f4acSTakashi Sakamoto void snd_oxfw_stream_lock_release(struct snd_oxfw *oxfw); 1408985f4acSTakashi Sakamoto 1413713d93aSTakashi Sakamoto int snd_oxfw_create_pcm(struct snd_oxfw *oxfw); 14231514bfbSTakashi Sakamoto 1433c96101fSTakashi Sakamoto void snd_oxfw_proc_init(struct snd_oxfw *oxfw); 14405588d34STakashi Sakamoto 14505588d34STakashi Sakamoto int snd_oxfw_create_midi(struct snd_oxfw *oxfw); 1468985f4acSTakashi Sakamoto 1478985f4acSTakashi Sakamoto int snd_oxfw_create_hwdep(struct snd_oxfw *oxfw); 14829aa09acSTakashi Sakamoto 14929aa09acSTakashi Sakamoto int snd_oxfw_add_spkr(struct snd_oxfw *oxfw); 150