/* * Driver for Digigram miXart soundcards * * main header file * * Copyright (c) 2003 by Digigram * * 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_MIXART_H #define __SOUND_MIXART_H #include #include #include #define MIXART_DRIVER_VERSION 0x000100 /* 0.1.0 */ /* */ struct mixart_uid { u32 object_id; u32 desc; }; struct mem_area { unsigned long phys; void __iomem *virt; struct resource *res; }; struct mixart_route { unsigned char connected; unsigned char phase_inv; int volume; }; /* firmware status codes */ #define MIXART_MOTHERBOARD_XLX_INDEX 0 #define MIXART_MOTHERBOARD_ELF_INDEX 1 #define MIXART_AESEBUBOARD_XLX_INDEX 2 #define MIXART_HARDW_FILES_MAX_INDEX 3 /* xilinx, elf, AESEBU xilinx */ #define MIXART_MAX_CARDS 4 #define MSG_FIFO_SIZE 16 #define MIXART_MAX_PHYS_CONNECTORS (MIXART_MAX_CARDS * 2 * 2) /* 4 * stereo * (analog+digital) */ struct mixart_mgr { unsigned int num_cards; struct snd_mixart *chip[MIXART_MAX_CARDS]; struct pci_dev *pci; int irq; /* memory-maps */ struct mem_area mem[2]; /* share the name */ char shortname[32]; /* short name of this soundcard */ char longname[80]; /* name of this soundcard */ /* message tasklet */ struct tasklet_struct msg_taskq; /* one and only blocking message or notification may be pending */ u32 pending_event; wait_queue_head_t msg_sleep; /* messages stored for tasklet */ u32 msg_fifo[MSG_FIFO_SIZE]; int msg_fifo_readptr; int msg_fifo_writeptr; atomic_t msg_processed; /* number of messages to be processed in takslet */ spinlock_t lock; /* interrupt spinlock */ spinlock_t msg_lock; /* mailbox spinlock */ struct mutex msg_mutex; /* mutex for blocking_requests */ struct mutex setup_mutex; /* mutex used in hw_params, open and close */ /* hardware interface */ unsigned int dsp_loaded; /* bit flags of loaded dsp indices */ unsigned int board_type; /* read from embedded once elf file is loaded, 250 = miXart8, 251 = with AES, 252 = with Cobranet */ struct snd_dma_buffer flowinfo; struct snd_dma_buffer bufferinfo; struct mixart_uid uid_console_manager; int sample_rate; int ref_count_rate; struct mutex mixer_mutex; /* mutex for mixer */ }; #define MIXART_STREAM_STATUS_FREE 0 #define MIXART_STREAM_STATUS_OPEN 1 #define MIXART_STREAM_STATUS_RUNNING 2 #define MIXART_STREAM_STATUS_DRAINING 3 #define MIXART_STREAM_STATUS_PAUSE 4 #define MIXART_PLAYBACK_STREAMS 4 #define MIXART_CAPTURE_STREAMS 1 #define MIXART_PCM_ANALOG 0 #define MIXART_PCM_DIGITAL 1 #define MIXART_PCM_TOTAL 2 #define MIXART_MAX_STREAM_PER_CARD (MIXART_PCM_TOTAL * (MIXART_PLAYBACK_STREAMS + MIXART_CAPTURE_STREAMS) ) #define MIXART_NOTIFY_CARD_MASK 0xF000 #define MIXART_NOTIFY_CARD_OFFSET 12 #define MIXART_NOTIFY_PCM_MASK 0x0F00 #define MIXART_NOTIFY_PCM_OFFSET 8 #define MIXART_NOTIFY_CAPT_MASK 0x0080 #define MIXART_NOTIFY_SUBS_MASK 0x007F struct mixart_stream { struct snd_pcm_substream *substream; struct mixart_pipe *pipe; int pcm_number; int status; /* nothing, running, draining */ u64 abs_period_elapsed; /* last absolute stream position where period_elapsed was called (multiple of runtime->period_size) */ u32 buf_periods; /* periods counter in the buffer (< runtime->periods) */ u32 buf_period_frag; /* defines with buf_period_pos the exact position in the buffer (< runtime->period_size) */ int channels; }; enum mixart_pipe_status { PIPE_UNDEFINED, PIPE_STOPPED, PIPE_RUNNING, PIPE_CLOCK_SET }; struct mixart_pipe { struct mixart_uid group_uid; /* id of the pipe, as returned by embedded */ int stream_count; struct mixart_uid uid_left_connector; /* UID's for the audio connectors */ struct mixart_uid uid_right_connector; enum mixart_pipe_status status; int references; /* number of subs openned */ int monitoring; /* pipe used for monitoring issue */ }; struct snd_mixart { struct snd_card *card; struct mixart_mgr *mgr; int chip_idx; /* zero based */ struct snd_hwdep *hwdep; /* DSP loader, only for the first card */ struct snd_pcm *pcm; /* PCM analog i/o */ struct snd_pcm *pcm_dig; /* PCM digital i/o */ /* allocate stereo pipe for instance */ struct mixart_pipe pipe_in_ana; struct mixart_pipe pipe_out_ana; /* if AES/EBU daughter board is available, additional pipes possible on pcm_dig */ struct mixart_pipe pipe_in_dig; struct mixart_pipe pipe_out_dig; struct mixart_stream playback_stream[MIXART_PCM_TOTAL][MIXART_PLAYBACK_STREAMS]; /* 0 = pcm, 1 = pcm_dig */ struct mixart_stream capture_stream[MIXART_PCM_TOTAL]; /* 0 = pcm, 1 = pcm_dig */ /* UID's for the physical io's */ struct mixart_uid uid_out_analog_physio; struct mixart_uid uid_in_analog_physio; int analog_playback_active[2]; /* Mixer : Master Playback active (!mute) */ int analog_playback_volume[2]; /* Mixer : Master Playback Volume */ int analog_capture_volume[2]; /* Mixer : Master Capture Volume */ int digital_playback_active[2*MIXART_PLAYBACK_STREAMS][2]; /* Mixer : Digital Playback Active [(analog+AES output)*streams][stereo]*/ int digital_playback_volume[2*MIXART_PLAYBACK_STREAMS][2]; /* Mixer : Digital Playback Volume [(analog+AES output)*streams][stereo]*/ int digital_capture_volume[2][2]; /* Mixer : Digital Capture Volume [analog+AES output][stereo] */ int monitoring_active[2]; /* Mixer : Monitoring Active */ int monitoring_volume[2]; /* Mixer : Monitoring Volume */ }; struct mixart_bufferinfo { u32 buffer_address; u32 reserved[5]; u32 available_length; u32 buffer_id; }; struct mixart_flowinfo { u32 bufferinfo_array_phy_address; u32 reserved[11]; u32 bufferinfo_count; u32 capture; }; /* exported */ int snd_mixart_create_pcm(struct snd_mixart * chip); struct mixart_pipe *snd_mixart_add_ref_pipe(struct snd_mixart *chip, int pcm_number, int capture, int monitoring); int snd_mixart_kill_ref_pipe(struct mixart_mgr *mgr, struct mixart_pipe *pipe, int monitoring); #endif /* __SOUND_MIXART_H */