Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 | /* * Driver for Digigram pcxhr soundcards * * main header file * * Copyright (c) 2004 by Digigram <alsa@digigram.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __SOUND_PCXHR_H #define __SOUND_PCXHR_H #include <linux/interrupt.h> #include <linux/mutex.h> #include <sound/pcm.h> #define PCXHR_DRIVER_VERSION 0x000906 /* 0.9.6 */ #define PCXHR_DRIVER_VERSION_STRING "0.9.6" /* 0.9.6 */ #define PCXHR_MAX_CARDS 6 #define PCXHR_PLAYBACK_STREAMS 4 #define PCXHR_GRANULARITY 96 /* min 96 and multiple of 48 */ /* transfer granularity of pipes and the dsp time (MBOX4) */ #define PCXHR_GRANULARITY_MIN 96 /* TODO : granularity could be 64 or 128 */ #define PCXHR_GRANULARITY_HR22 192 /* granularity for stereo cards */ struct snd_pcxhr; struct pcxhr_mgr; struct pcxhr_stream; struct pcxhr_pipe; enum pcxhr_clock_type { PCXHR_CLOCK_TYPE_INTERNAL = 0, PCXHR_CLOCK_TYPE_WORD_CLOCK, PCXHR_CLOCK_TYPE_AES_SYNC, PCXHR_CLOCK_TYPE_AES_1, PCXHR_CLOCK_TYPE_AES_2, PCXHR_CLOCK_TYPE_AES_3, PCXHR_CLOCK_TYPE_AES_4, PCXHR_CLOCK_TYPE_MAX = PCXHR_CLOCK_TYPE_AES_4, HR22_CLOCK_TYPE_INTERNAL = PCXHR_CLOCK_TYPE_INTERNAL, HR22_CLOCK_TYPE_AES_SYNC, HR22_CLOCK_TYPE_AES_1, HR22_CLOCK_TYPE_MAX = HR22_CLOCK_TYPE_AES_1, }; struct pcxhr_mgr { unsigned int num_cards; struct snd_pcxhr *chip[PCXHR_MAX_CARDS]; struct pci_dev *pci; int irq; int granularity; /* card access with 1 mem bar and 2 io bar's */ unsigned long port[3]; /* share the name */ char name[40]; /* name of this soundcard */ struct pcxhr_rmh *prmh; struct mutex lock; /* interrupt lock */ struct mutex msg_lock; /* message lock */ struct mutex setup_mutex; /* mutex used in hw_params, open and close */ struct mutex mixer_mutex; /* mutex for mixer */ /* hardware interface */ unsigned int dsp_loaded; /* bit flags of loaded dsp indices */ unsigned int dsp_version; /* read from embedded once firmware is loaded */ int playback_chips; int capture_chips; int fw_file_set; int firmware_num; unsigned int is_hr_stereo:1; unsigned int board_has_aes1:1; /* if 1 board has AES1 plug and SRC */ unsigned int board_has_analog:1; /* if 0 the board is digital only */ unsigned int board_has_mic:1; /* if 1 the board has microphone input */ unsigned int board_aes_in_192k:1;/* if 1 the aes input plugs do support 192kHz */ unsigned int mono_capture:1; /* if 1 the board does mono capture */ unsigned int capture_ltc:1; /* if 1 the board captures LTC input */ struct snd_dma_buffer hostport; enum pcxhr_clock_type use_clock_type; /* clock type selected by mixer */ enum pcxhr_clock_type cur_clock_type; /* current clock type synced */ int sample_rate; int ref_count_rate; int timer_toggle; /* timer interrupt toggles between the two values 0x200 and 0x300 */ int dsp_time_last; /* the last dsp time (read by interrupt) */ int dsp_time_err; /* dsp time errors */ unsigned int src_it_dsp; /* dsp interrupt source */ unsigned int io_num_reg_cont; /* backup of IO_NUM_REG_CONT */ unsigned int codec_speed; /* speed mode of the codecs */ unsigned int sample_rate_real; /* current real sample rate */ int last_reg_stat; int async_err_stream_xrun; int async_err_pipe_xrun; int async_err_other_last; unsigned char xlx_cfg; /* copy of PCXHR_XLX_CFG register */ unsigned char xlx_selmic; /* copy of PCXHR_XLX_SELMIC register */ unsigned char dsp_reset; /* copy of PCXHR_DSP_RESET register */ }; enum pcxhr_stream_status { PCXHR_STREAM_STATUS_FREE, PCXHR_STREAM_STATUS_OPEN, PCXHR_STREAM_STATUS_SCHEDULE_RUN, PCXHR_STREAM_STATUS_STARTED, PCXHR_STREAM_STATUS_RUNNING, PCXHR_STREAM_STATUS_SCHEDULE_STOP, PCXHR_STREAM_STATUS_STOPPED, PCXHR_STREAM_STATUS_PAUSED }; struct pcxhr_stream { struct snd_pcm_substream *substream; snd_pcm_format_t format; struct pcxhr_pipe *pipe; enum pcxhr_stream_status status; /* free, open, running, draining, pause */ u_int64_t timer_abs_periods; /* timer: samples elapsed since TRIGGER_START (multiple of period_size) */ u_int32_t timer_period_frag; /* timer: samples elapsed since last call to snd_pcm_period_elapsed (0..period_size) */ u_int32_t timer_buf_periods; /* nb of periods in the buffer that have already elapsed */ int timer_is_synced; /* if(0) : timer needs to be resynced with real hardware pointer */ int channels; }; enum pcxhr_pipe_status { PCXHR_PIPE_UNDEFINED, PCXHR_PIPE_DEFINED }; struct pcxhr_pipe { enum pcxhr_pipe_status status; int is_capture; /* this is a capture pipe */ int first_audio; /* first audio num */ }; struct snd_pcxhr { struct snd_card *card; struct pcxhr_mgr *mgr; int chip_idx; /* zero based */ struct snd_pcm *pcm; /* PCM */ struct pcxhr_pipe playback_pipe; /* 1 stereo pipe only */ struct pcxhr_pipe capture_pipe[2]; /* 1 stereo or 2 mono pipes */ struct pcxhr_stream playback_stream[PCXHR_PLAYBACK_STREAMS]; struct pcxhr_stream capture_stream[2]; /* 1 stereo or 2 mono streams */ int nb_streams_play; int nb_streams_capt; int analog_playback_active[2]; /* Mixer : Master Playback !mute */ int analog_playback_volume[2]; /* Mixer : Master Playback Volume */ int analog_capture_volume[2]; /* Mixer : Master Capture Volume */ int digital_playback_active[PCXHR_PLAYBACK_STREAMS][2]; int digital_playback_volume[PCXHR_PLAYBACK_STREAMS][2]; int digital_capture_volume[2]; /* Mixer : Digital Capture Volume */ int monitoring_active[2]; /* Mixer : Monitoring Active */ int monitoring_volume[2]; /* Mixer : Monitoring Volume */ int audio_capture_source; /* Mixer : Audio Capture Source */ int mic_volume; /* used by cards with MIC only */ int mic_boost; /* used by cards with MIC only */ int mic_active; /* used by cards with MIC only */ int analog_capture_active; /* used by cards with MIC only */ int phantom_power; /* used by cards with MIC only */ unsigned char aes_bits[5]; /* Mixer : IEC958_AES bits */ }; struct pcxhr_hostport { char purgebuffer[6]; char reserved[2]; }; /* exported */ int pcxhr_create_pcm(struct snd_pcxhr *chip); int pcxhr_set_clock(struct pcxhr_mgr *mgr, unsigned int rate); int pcxhr_get_external_clock(struct pcxhr_mgr *mgr, enum pcxhr_clock_type clock_type, int *sample_rate); #endif /* __SOUND_PCXHR_H */ |