3662 lines
96 KiB
C
3662 lines
96 KiB
C
/* -*- linux-c -*-
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*
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* ALSA driver for RME Hammerfall DSP MADI audio interface(s)
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*
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* Copyright (c) 2003 Winfried Ritsch (IEM)
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* code based on hdsp.c Paul Davis
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* Marcus Andersson
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* Thomas Charbonnel
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <sound/driver.h>
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#include <linux/init.h>
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#include <linux/delay.h>
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#include <linux/interrupt.h>
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#include <linux/moduleparam.h>
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#include <linux/slab.h>
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#include <linux/pci.h>
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#include <asm/io.h>
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#include <sound/core.h>
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#include <sound/control.h>
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#include <sound/pcm.h>
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#include <sound/info.h>
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#include <sound/asoundef.h>
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#include <sound/rawmidi.h>
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#include <sound/hwdep.h>
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#include <sound/initval.h>
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#include <sound/hdspm.h>
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static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
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static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
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static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;/* Enable this card */
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/* Disable precise pointer at start */
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static int precise_ptr[SNDRV_CARDS];
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/* Send all playback to line outs */
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static int line_outs_monitor[SNDRV_CARDS];
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/* Enable Analog Outs on Channel 63/64 by default */
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static int enable_monitor[SNDRV_CARDS];
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module_param_array(index, int, NULL, 0444);
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MODULE_PARM_DESC(index, "Index value for RME HDSPM interface.");
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module_param_array(id, charp, NULL, 0444);
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MODULE_PARM_DESC(id, "ID string for RME HDSPM interface.");
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module_param_array(enable, bool, NULL, 0444);
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MODULE_PARM_DESC(enable, "Enable/disable specific HDSPM soundcards.");
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module_param_array(precise_ptr, bool, NULL, 0444);
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MODULE_PARM_DESC(precise_ptr, "Enable or disable precise pointer.");
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module_param_array(line_outs_monitor, bool, NULL, 0444);
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MODULE_PARM_DESC(line_outs_monitor,
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"Send playback streams to analog outs by default.");
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module_param_array(enable_monitor, bool, NULL, 0444);
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MODULE_PARM_DESC(enable_monitor,
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"Enable Analog Out on Channel 63/64 by default.");
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MODULE_AUTHOR
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("Winfried Ritsch <ritsch_AT_iem.at>, Paul Davis <paul@linuxaudiosystems.com>, "
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"Marcus Andersson, Thomas Charbonnel <thomas@undata.org>");
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MODULE_DESCRIPTION("RME HDSPM");
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MODULE_LICENSE("GPL");
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MODULE_SUPPORTED_DEVICE("{{RME HDSPM-MADI}}");
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/* --- Write registers. ---
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These are defined as byte-offsets from the iobase value. */
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#define HDSPM_controlRegister 64
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#define HDSPM_interruptConfirmation 96
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#define HDSPM_control2Reg 256 /* not in specs ???????? */
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#define HDSPM_midiDataOut0 352 /* just believe in old code */
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#define HDSPM_midiDataOut1 356
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/* DMA enable for 64 channels, only Bit 0 is relevant */
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#define HDSPM_outputEnableBase 512 /* 512-767 input DMA */
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#define HDSPM_inputEnableBase 768 /* 768-1023 output DMA */
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/* 16 page addresses for each of the 64 channels DMA buffer in and out
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(each 64k=16*4k) Buffer must be 4k aligned (which is default i386 ????) */
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#define HDSPM_pageAddressBufferOut 8192
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#define HDSPM_pageAddressBufferIn (HDSPM_pageAddressBufferOut+64*16*4)
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#define HDSPM_MADI_mixerBase 32768 /* 32768-65535 for 2x64x64 Fader */
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#define HDSPM_MATRIX_MIXER_SIZE 8192 /* = 2*64*64 * 4 Byte => 32kB */
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/* --- Read registers. ---
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These are defined as byte-offsets from the iobase value */
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#define HDSPM_statusRegister 0
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#define HDSPM_statusRegister2 96
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#define HDSPM_midiDataIn0 360
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#define HDSPM_midiDataIn1 364
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/* status is data bytes in MIDI-FIFO (0-128) */
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#define HDSPM_midiStatusOut0 384
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#define HDSPM_midiStatusOut1 388
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#define HDSPM_midiStatusIn0 392
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#define HDSPM_midiStatusIn1 396
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/* the meters are regular i/o-mapped registers, but offset
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considerably from the rest. the peak registers are reset
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when read; the least-significant 4 bits are full-scale counters;
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the actual peak value is in the most-significant 24 bits.
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*/
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#define HDSPM_MADI_peakrmsbase 4096 /* 4096-8191 2x64x32Bit Meters */
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/* --- Control Register bits --------- */
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#define HDSPM_Start (1<<0) /* start engine */
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#define HDSPM_Latency0 (1<<1) /* buffer size = 2^n */
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#define HDSPM_Latency1 (1<<2) /* where n is defined */
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#define HDSPM_Latency2 (1<<3) /* by Latency{2,1,0} */
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#define HDSPM_ClockModeMaster (1<<4) /* 1=Master, 0=Slave/Autosync */
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#define HDSPM_AudioInterruptEnable (1<<5) /* what do you think ? */
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#define HDSPM_Frequency0 (1<<6) /* 0=44.1kHz/88.2kHz 1=48kHz/96kHz */
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#define HDSPM_Frequency1 (1<<7) /* 0=32kHz/64kHz */
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#define HDSPM_DoubleSpeed (1<<8) /* 0=normal speed, 1=double speed */
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#define HDSPM_QuadSpeed (1<<31) /* quad speed bit, not implemented now */
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#define HDSPM_TX_64ch (1<<10) /* Output 64channel MODE=1,
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56channelMODE=0 */
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#define HDSPM_AutoInp (1<<11) /* Auto Input (takeover) == Safe Mode,
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0=off, 1=on */
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#define HDSPM_InputSelect0 (1<<14) /* Input select 0= optical, 1=coax */
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#define HDSPM_InputSelect1 (1<<15) /* should be 0 */
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#define HDSPM_SyncRef0 (1<<16) /* 0=WOrd, 1=MADI */
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#define HDSPM_SyncRef1 (1<<17) /* should be 0 */
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#define HDSPM_clr_tms (1<<19) /* clear track marker, do not use
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AES additional bits in
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lower 5 Audiodatabits ??? */
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#define HDSPM_Midi0InterruptEnable (1<<22)
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#define HDSPM_Midi1InterruptEnable (1<<23)
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#define HDSPM_LineOut (1<<24) /* Analog Out on channel 63/64 on=1, mute=0 */
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/* --- bit helper defines */
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#define HDSPM_LatencyMask (HDSPM_Latency0|HDSPM_Latency1|HDSPM_Latency2)
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#define HDSPM_FrequencyMask (HDSPM_Frequency0|HDSPM_Frequency1)
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#define HDSPM_InputMask (HDSPM_InputSelect0|HDSPM_InputSelect1)
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#define HDSPM_InputOptical 0
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#define HDSPM_InputCoaxial (HDSPM_InputSelect0)
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#define HDSPM_SyncRefMask (HDSPM_SyncRef0|HDSPM_SyncRef1)
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#define HDSPM_SyncRef_Word 0
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#define HDSPM_SyncRef_MADI (HDSPM_SyncRef0)
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#define HDSPM_SYNC_FROM_WORD 0 /* Preferred sync reference */
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#define HDSPM_SYNC_FROM_MADI 1 /* choices - used by "pref_sync_ref" */
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#define HDSPM_Frequency32KHz HDSPM_Frequency0
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#define HDSPM_Frequency44_1KHz HDSPM_Frequency1
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#define HDSPM_Frequency48KHz (HDSPM_Frequency1|HDSPM_Frequency0)
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#define HDSPM_Frequency64KHz (HDSPM_DoubleSpeed|HDSPM_Frequency0)
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#define HDSPM_Frequency88_2KHz (HDSPM_DoubleSpeed|HDSPM_Frequency1)
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#define HDSPM_Frequency96KHz (HDSPM_DoubleSpeed|HDSPM_Frequency1|HDSPM_Frequency0)
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/* --- for internal discrimination */
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#define HDSPM_CLOCK_SOURCE_AUTOSYNC 0 /* Sample Clock Sources */
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#define HDSPM_CLOCK_SOURCE_INTERNAL_32KHZ 1
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#define HDSPM_CLOCK_SOURCE_INTERNAL_44_1KHZ 2
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#define HDSPM_CLOCK_SOURCE_INTERNAL_48KHZ 3
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#define HDSPM_CLOCK_SOURCE_INTERNAL_64KHZ 4
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#define HDSPM_CLOCK_SOURCE_INTERNAL_88_2KHZ 5
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#define HDSPM_CLOCK_SOURCE_INTERNAL_96KHZ 6
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#define HDSPM_CLOCK_SOURCE_INTERNAL_128KHZ 7
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#define HDSPM_CLOCK_SOURCE_INTERNAL_176_4KHZ 8
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#define HDSPM_CLOCK_SOURCE_INTERNAL_192KHZ 9
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/* Synccheck Status */
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#define HDSPM_SYNC_CHECK_NO_LOCK 0
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#define HDSPM_SYNC_CHECK_LOCK 1
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#define HDSPM_SYNC_CHECK_SYNC 2
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/* AutoSync References - used by "autosync_ref" control switch */
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#define HDSPM_AUTOSYNC_FROM_WORD 0
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#define HDSPM_AUTOSYNC_FROM_MADI 1
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#define HDSPM_AUTOSYNC_FROM_NONE 2
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/* Possible sources of MADI input */
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#define HDSPM_OPTICAL 0 /* optical */
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#define HDSPM_COAXIAL 1 /* BNC */
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#define hdspm_encode_latency(x) (((x)<<1) & HDSPM_LatencyMask)
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#define hdspm_decode_latency(x) (((x) & HDSPM_LatencyMask)>>1)
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#define hdspm_encode_in(x) (((x)&0x3)<<14)
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#define hdspm_decode_in(x) (((x)>>14)&0x3)
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/* --- control2 register bits --- */
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#define HDSPM_TMS (1<<0)
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#define HDSPM_TCK (1<<1)
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#define HDSPM_TDI (1<<2)
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#define HDSPM_JTAG (1<<3)
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#define HDSPM_PWDN (1<<4)
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#define HDSPM_PROGRAM (1<<5)
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#define HDSPM_CONFIG_MODE_0 (1<<6)
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#define HDSPM_CONFIG_MODE_1 (1<<7)
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/*#define HDSPM_VERSION_BIT (1<<8) not defined any more*/
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#define HDSPM_BIGENDIAN_MODE (1<<9)
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#define HDSPM_RD_MULTIPLE (1<<10)
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/* --- Status Register bits --- */
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#define HDSPM_audioIRQPending (1<<0) /* IRQ is high and pending */
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#define HDSPM_RX_64ch (1<<1) /* Input 64chan. MODE=1, 56chn. MODE=0 */
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#define HDSPM_AB_int (1<<2) /* InputChannel Opt=0, Coax=1 (like inp0) */
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#define HDSPM_madiLock (1<<3) /* MADI Locked =1, no=0 */
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#define HDSPM_BufferPositionMask 0x000FFC0 /* Bit 6..15 : h/w buffer pointer */
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/* since 64byte accurate last 6 bits
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are not used */
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#define HDSPM_madiSync (1<<18) /* MADI is in sync */
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#define HDSPM_DoubleSpeedStatus (1<<19) /* (input) card in double speed */
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#define HDSPM_madiFreq0 (1<<22) /* system freq 0=error */
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#define HDSPM_madiFreq1 (1<<23) /* 1=32, 2=44.1 3=48 */
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#define HDSPM_madiFreq2 (1<<24) /* 4=64, 5=88.2 6=96 */
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#define HDSPM_madiFreq3 (1<<25) /* 7=128, 8=176.4 9=192 */
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#define HDSPM_BufferID (1<<26) /* (Double)Buffer ID toggles with Interrupt */
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#define HDSPM_midi0IRQPending (1<<30) /* MIDI IRQ is pending */
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#define HDSPM_midi1IRQPending (1<<31) /* and aktiv */
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/* --- status bit helpers */
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#define HDSPM_madiFreqMask (HDSPM_madiFreq0|HDSPM_madiFreq1|HDSPM_madiFreq2|HDSPM_madiFreq3)
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#define HDSPM_madiFreq32 (HDSPM_madiFreq0)
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#define HDSPM_madiFreq44_1 (HDSPM_madiFreq1)
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#define HDSPM_madiFreq48 (HDSPM_madiFreq0|HDSPM_madiFreq1)
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#define HDSPM_madiFreq64 (HDSPM_madiFreq2)
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#define HDSPM_madiFreq88_2 (HDSPM_madiFreq0|HDSPM_madiFreq2)
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#define HDSPM_madiFreq96 (HDSPM_madiFreq1|HDSPM_madiFreq2)
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#define HDSPM_madiFreq128 (HDSPM_madiFreq0|HDSPM_madiFreq1|HDSPM_madiFreq2)
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#define HDSPM_madiFreq176_4 (HDSPM_madiFreq3)
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#define HDSPM_madiFreq192 (HDSPM_madiFreq3|HDSPM_madiFreq0)
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/* Status2 Register bits */
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#define HDSPM_version0 (1<<0) /* not realy defined but I guess */
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#define HDSPM_version1 (1<<1) /* in former cards it was ??? */
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#define HDSPM_version2 (1<<2)
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#define HDSPM_wcLock (1<<3) /* Wordclock is detected and locked */
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#define HDSPM_wcSync (1<<4) /* Wordclock is in sync with systemclock */
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#define HDSPM_wc_freq0 (1<<5) /* input freq detected via autosync */
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#define HDSPM_wc_freq1 (1<<6) /* 001=32, 010==44.1, 011=48, */
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#define HDSPM_wc_freq2 (1<<7) /* 100=64, 101=88.2, 110=96, */
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/* missing Bit for 111=128, 1000=176.4, 1001=192 */
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#define HDSPM_SelSyncRef0 (1<<8) /* Sync Source in slave mode */
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#define HDSPM_SelSyncRef1 (1<<9) /* 000=word, 001=MADI, */
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#define HDSPM_SelSyncRef2 (1<<10) /* 111=no valid signal */
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#define HDSPM_wc_valid (HDSPM_wcLock|HDSPM_wcSync)
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#define HDSPM_wcFreqMask (HDSPM_wc_freq0|HDSPM_wc_freq1|HDSPM_wc_freq2)
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#define HDSPM_wcFreq32 (HDSPM_wc_freq0)
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#define HDSPM_wcFreq44_1 (HDSPM_wc_freq1)
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#define HDSPM_wcFreq48 (HDSPM_wc_freq0|HDSPM_wc_freq1)
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#define HDSPM_wcFreq64 (HDSPM_wc_freq2)
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#define HDSPM_wcFreq88_2 (HDSPM_wc_freq0|HDSPM_wc_freq2)
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#define HDSPM_wcFreq96 (HDSPM_wc_freq1|HDSPM_wc_freq2)
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#define HDSPM_SelSyncRefMask (HDSPM_SelSyncRef0|HDSPM_SelSyncRef1|HDSPM_SelSyncRef2)
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#define HDSPM_SelSyncRef_WORD 0
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#define HDSPM_SelSyncRef_MADI (HDSPM_SelSyncRef0)
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#define HDSPM_SelSyncRef_NVALID (HDSPM_SelSyncRef0|HDSPM_SelSyncRef1|HDSPM_SelSyncRef2)
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/* Mixer Values */
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#define UNITY_GAIN 32768 /* = 65536/2 */
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#define MINUS_INFINITY_GAIN 0
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/* Number of channels for different Speed Modes */
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#define MADI_SS_CHANNELS 64
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#define MADI_DS_CHANNELS 32
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#define MADI_QS_CHANNELS 16
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/* the size of a substream (1 mono data stream) */
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#define HDSPM_CHANNEL_BUFFER_SAMPLES (16*1024)
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#define HDSPM_CHANNEL_BUFFER_BYTES (4*HDSPM_CHANNEL_BUFFER_SAMPLES)
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/* the size of the area we need to allocate for DMA transfers. the
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size is the same regardless of the number of channels, and
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also the latency to use.
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for one direction !!!
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*/
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#define HDSPM_DMA_AREA_BYTES (HDSPM_MAX_CHANNELS * HDSPM_CHANNEL_BUFFER_BYTES)
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#define HDSPM_DMA_AREA_KILOBYTES (HDSPM_DMA_AREA_BYTES/1024)
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typedef struct _hdspm hdspm_t;
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typedef struct _hdspm_midi hdspm_midi_t;
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struct _hdspm_midi {
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hdspm_t *hdspm;
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int id;
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snd_rawmidi_t *rmidi;
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snd_rawmidi_substream_t *input;
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snd_rawmidi_substream_t *output;
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char istimer; /* timer in use */
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struct timer_list timer;
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spinlock_t lock;
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int pending;
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};
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struct _hdspm {
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spinlock_t lock;
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snd_pcm_substream_t *capture_substream; /* only one playback */
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snd_pcm_substream_t *playback_substream; /* and/or capture stream */
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char *card_name; /* for procinfo */
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unsigned short firmware_rev; /* dont know if relevant */
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int precise_ptr; /* use precise pointers, to be tested */
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int monitor_outs; /* set up monitoring outs init flag */
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u32 control_register; /* cached value */
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u32 control2_register; /* cached value */
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hdspm_midi_t midi[2];
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struct tasklet_struct midi_tasklet;
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size_t period_bytes;
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unsigned char ss_channels; /* channels of card in single speed */
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unsigned char ds_channels; /* Double Speed */
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unsigned char qs_channels; /* Quad Speed */
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unsigned char *playback_buffer; /* suitably aligned address */
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unsigned char *capture_buffer; /* suitably aligned address */
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pid_t capture_pid; /* process id which uses capture */
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pid_t playback_pid; /* process id which uses capture */
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int running; /* running status */
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int last_external_sample_rate; /* samplerate mystic ... */
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int last_internal_sample_rate;
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int system_sample_rate;
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char *channel_map; /* channel map for DS and Quadspeed */
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int dev; /* Hardware vars... */
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int irq;
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unsigned long port;
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void __iomem *iobase;
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int irq_count; /* for debug */
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snd_card_t *card; /* one card */
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snd_pcm_t *pcm; /* has one pcm */
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snd_hwdep_t *hwdep; /* and a hwdep for additional ioctl */
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struct pci_dev *pci; /* and an pci info */
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/* Mixer vars */
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snd_kcontrol_t *playback_mixer_ctls[HDSPM_MAX_CHANNELS]; /* fast alsa mixer */
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snd_kcontrol_t *input_mixer_ctls[HDSPM_MAX_CHANNELS]; /* but input to much, so not used */
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hdspm_mixer_t *mixer; /* full mixer accessable over mixer ioctl or hwdep-device */
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};
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/* These tables map the ALSA channels 1..N to the channels that we
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need to use in order to find the relevant channel buffer. RME
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refer to this kind of mapping as between "the ADAT channel and
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the DMA channel." We index it using the logical audio channel,
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and the value is the DMA channel (i.e. channel buffer number)
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where the data for that channel can be read/written from/to.
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*/
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static char channel_map_madi_ss[HDSPM_MAX_CHANNELS] = {
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0, 1, 2, 3, 4, 5, 6, 7,
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8, 9, 10, 11, 12, 13, 14, 15,
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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
|
|
};
|
|
|
|
static char channel_map_madi_ds[HDSPM_MAX_CHANNELS] = {
|
|
0, 2, 4, 6, 8, 10, 12, 14,
|
|
16, 18, 20, 22, 24, 26, 28, 30,
|
|
32, 34, 36, 38, 40, 42, 44, 46,
|
|
48, 50, 52, 54, 56, 58, 60, 62,
|
|
-1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1
|
|
};
|
|
|
|
static char channel_map_madi_qs[HDSPM_MAX_CHANNELS] = {
|
|
0, 4, 8, 12, 16, 20, 24, 28,
|
|
32, 36, 40, 44, 48, 52, 56, 60
|
|
-1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1
|
|
};
|
|
|
|
|
|
static struct pci_device_id snd_hdspm_ids[] = {
|
|
{
|
|
.vendor = PCI_VENDOR_ID_XILINX,
|
|
.device = PCI_DEVICE_ID_XILINX_HAMMERFALL_DSP_MADI,
|
|
.subvendor = PCI_ANY_ID,
|
|
.subdevice = PCI_ANY_ID,
|
|
.class = 0,
|
|
.class_mask = 0,
|
|
.driver_data = 0},
|
|
{0,}
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(pci, snd_hdspm_ids);
|
|
|
|
/* prototypes */
|
|
static int __devinit snd_hdspm_create_alsa_devices(snd_card_t * card,
|
|
hdspm_t * hdspm);
|
|
static int __devinit snd_hdspm_create_pcm(snd_card_t * card,
|
|
hdspm_t * hdspm);
|
|
|
|
static inline void snd_hdspm_initialize_midi_flush(hdspm_t * hdspm);
|
|
static int hdspm_update_simple_mixer_controls(hdspm_t * hdspm);
|
|
static int hdspm_autosync_ref(hdspm_t * hdspm);
|
|
static int snd_hdspm_set_defaults(hdspm_t * hdspm);
|
|
static void hdspm_set_sgbuf(hdspm_t * hdspm, struct snd_sg_buf *sgbuf,
|
|
unsigned int reg, int channels);
|
|
|
|
/* Write/read to/from HDSPM with Adresses in Bytes
|
|
not words but only 32Bit writes are allowed */
|
|
|
|
static inline void hdspm_write(hdspm_t * hdspm, unsigned int reg,
|
|
unsigned int val)
|
|
{
|
|
writel(val, hdspm->iobase + reg);
|
|
}
|
|
|
|
static inline unsigned int hdspm_read(hdspm_t * hdspm, unsigned int reg)
|
|
{
|
|
return readl(hdspm->iobase + reg);
|
|
}
|
|
|
|
/* for each output channel (chan) I have an Input (in) and Playback (pb) Fader
|
|
mixer is write only on hardware so we have to cache him for read
|
|
each fader is a u32, but uses only the first 16 bit */
|
|
|
|
static inline int hdspm_read_in_gain(hdspm_t * hdspm, unsigned int chan,
|
|
unsigned int in)
|
|
{
|
|
if (chan > HDSPM_MIXER_CHANNELS || in > HDSPM_MIXER_CHANNELS)
|
|
return 0;
|
|
|
|
return hdspm->mixer->ch[chan].in[in];
|
|
}
|
|
|
|
static inline int hdspm_read_pb_gain(hdspm_t * hdspm, unsigned int chan,
|
|
unsigned int pb)
|
|
{
|
|
if (chan > HDSPM_MIXER_CHANNELS || pb > HDSPM_MIXER_CHANNELS)
|
|
return 0;
|
|
return hdspm->mixer->ch[chan].pb[pb];
|
|
}
|
|
|
|
static inline int hdspm_write_in_gain(hdspm_t * hdspm, unsigned int chan,
|
|
unsigned int in, unsigned short data)
|
|
{
|
|
if (chan >= HDSPM_MIXER_CHANNELS || in >= HDSPM_MIXER_CHANNELS)
|
|
return -1;
|
|
|
|
hdspm_write(hdspm,
|
|
HDSPM_MADI_mixerBase +
|
|
((in + 128 * chan) * sizeof(u32)),
|
|
(hdspm->mixer->ch[chan].in[in] = data & 0xFFFF));
|
|
return 0;
|
|
}
|
|
|
|
static inline int hdspm_write_pb_gain(hdspm_t * hdspm, unsigned int chan,
|
|
unsigned int pb, unsigned short data)
|
|
{
|
|
if (chan >= HDSPM_MIXER_CHANNELS || pb >= HDSPM_MIXER_CHANNELS)
|
|
return -1;
|
|
|
|
hdspm_write(hdspm,
|
|
HDSPM_MADI_mixerBase +
|
|
((64 + pb + 128 * chan) * sizeof(u32)),
|
|
(hdspm->mixer->ch[chan].pb[pb] = data & 0xFFFF));
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* enable DMA for specific channels, now available for DSP-MADI */
|
|
static inline void snd_hdspm_enable_in(hdspm_t * hdspm, int i, int v)
|
|
{
|
|
hdspm_write(hdspm, HDSPM_inputEnableBase + (4 * i), v);
|
|
}
|
|
|
|
static inline void snd_hdspm_enable_out(hdspm_t * hdspm, int i, int v)
|
|
{
|
|
hdspm_write(hdspm, HDSPM_outputEnableBase + (4 * i), v);
|
|
}
|
|
|
|
/* check if same process is writing and reading */
|
|
static inline int snd_hdspm_use_is_exclusive(hdspm_t * hdspm)
|
|
{
|
|
unsigned long flags;
|
|
int ret = 1;
|
|
|
|
spin_lock_irqsave(&hdspm->lock, flags);
|
|
if ((hdspm->playback_pid != hdspm->capture_pid) &&
|
|
(hdspm->playback_pid >= 0) && (hdspm->capture_pid >= 0)) {
|
|
ret = 0;
|
|
}
|
|
spin_unlock_irqrestore(&hdspm->lock, flags);
|
|
return ret;
|
|
}
|
|
|
|
/* check for external sample rate */
|
|
static inline int hdspm_external_sample_rate(hdspm_t * hdspm)
|
|
{
|
|
unsigned int status2 = hdspm_read(hdspm, HDSPM_statusRegister2);
|
|
unsigned int status = hdspm_read(hdspm, HDSPM_statusRegister);
|
|
unsigned int rate_bits;
|
|
int rate = 0;
|
|
|
|
/* if wordclock has synced freq and wordclock is valid */
|
|
if ((status2 & HDSPM_wcLock) != 0 &&
|
|
(status & HDSPM_SelSyncRef0) == 0) {
|
|
|
|
rate_bits = status2 & HDSPM_wcFreqMask;
|
|
|
|
switch (rate_bits) {
|
|
case HDSPM_wcFreq32:
|
|
rate = 32000;
|
|
break;
|
|
case HDSPM_wcFreq44_1:
|
|
rate = 44100;
|
|
break;
|
|
case HDSPM_wcFreq48:
|
|
rate = 48000;
|
|
break;
|
|
case HDSPM_wcFreq64:
|
|
rate = 64000;
|
|
break;
|
|
case HDSPM_wcFreq88_2:
|
|
rate = 88200;
|
|
break;
|
|
case HDSPM_wcFreq96:
|
|
rate = 96000;
|
|
break;
|
|
/* Quadspeed Bit missing ???? */
|
|
default:
|
|
rate = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* if rate detected and Syncref is Word than have it, word has priority to MADI */
|
|
if (rate != 0
|
|
&& (status2 & HDSPM_SelSyncRefMask) == HDSPM_SelSyncRef_WORD)
|
|
return rate;
|
|
|
|
/* maby a madi input (which is taken if sel sync is madi) */
|
|
if (status & HDSPM_madiLock) {
|
|
rate_bits = status & HDSPM_madiFreqMask;
|
|
|
|
switch (rate_bits) {
|
|
case HDSPM_madiFreq32:
|
|
rate = 32000;
|
|
break;
|
|
case HDSPM_madiFreq44_1:
|
|
rate = 44100;
|
|
break;
|
|
case HDSPM_madiFreq48:
|
|
rate = 48000;
|
|
break;
|
|
case HDSPM_madiFreq64:
|
|
rate = 64000;
|
|
break;
|
|
case HDSPM_madiFreq88_2:
|
|
rate = 88200;
|
|
break;
|
|
case HDSPM_madiFreq96:
|
|
rate = 96000;
|
|
break;
|
|
case HDSPM_madiFreq128:
|
|
rate = 128000;
|
|
break;
|
|
case HDSPM_madiFreq176_4:
|
|
rate = 176400;
|
|
break;
|
|
case HDSPM_madiFreq192:
|
|
rate = 192000;
|
|
break;
|
|
default:
|
|
rate = 0;
|
|
break;
|
|
}
|
|
}
|
|
return rate;
|
|
}
|
|
|
|
/* Latency function */
|
|
static inline void hdspm_compute_period_size(hdspm_t * hdspm)
|
|
{
|
|
hdspm->period_bytes =
|
|
1 << ((hdspm_decode_latency(hdspm->control_register) + 8));
|
|
}
|
|
|
|
static snd_pcm_uframes_t hdspm_hw_pointer(hdspm_t * hdspm)
|
|
{
|
|
int position;
|
|
|
|
position = hdspm_read(hdspm, HDSPM_statusRegister);
|
|
|
|
if (!hdspm->precise_ptr) {
|
|
return (position & HDSPM_BufferID) ? (hdspm->period_bytes /
|
|
4) : 0;
|
|
}
|
|
|
|
/* hwpointer comes in bytes and is 64Bytes accurate (by docu since PCI Burst)
|
|
i have experimented that it is at most 64 Byte to much for playing
|
|
so substraction of 64 byte should be ok for ALSA, but use it only
|
|
for application where you know what you do since if you come to
|
|
near with record pointer it can be a disaster */
|
|
|
|
position &= HDSPM_BufferPositionMask;
|
|
position = ((position - 64) % (2 * hdspm->period_bytes)) / 4;
|
|
|
|
return position;
|
|
}
|
|
|
|
|
|
static inline void hdspm_start_audio(hdspm_t * s)
|
|
{
|
|
s->control_register |= (HDSPM_AudioInterruptEnable | HDSPM_Start);
|
|
hdspm_write(s, HDSPM_controlRegister, s->control_register);
|
|
}
|
|
|
|
static inline void hdspm_stop_audio(hdspm_t * s)
|
|
{
|
|
s->control_register &= ~(HDSPM_Start | HDSPM_AudioInterruptEnable);
|
|
hdspm_write(s, HDSPM_controlRegister, s->control_register);
|
|
}
|
|
|
|
/* should I silence all or only opened ones ? doit all for first even is 4MB*/
|
|
static inline void hdspm_silence_playback(hdspm_t * hdspm)
|
|
{
|
|
int i;
|
|
int n = hdspm->period_bytes;
|
|
void *buf = hdspm->playback_buffer;
|
|
|
|
snd_assert(buf != NULL, return);
|
|
|
|
for (i = 0; i < HDSPM_MAX_CHANNELS; i++) {
|
|
memset(buf, 0, n);
|
|
buf += HDSPM_CHANNEL_BUFFER_BYTES;
|
|
}
|
|
}
|
|
|
|
static int hdspm_set_interrupt_interval(hdspm_t * s, unsigned int frames)
|
|
{
|
|
int n;
|
|
|
|
spin_lock_irq(&s->lock);
|
|
|
|
frames >>= 7;
|
|
n = 0;
|
|
while (frames) {
|
|
n++;
|
|
frames >>= 1;
|
|
}
|
|
s->control_register &= ~HDSPM_LatencyMask;
|
|
s->control_register |= hdspm_encode_latency(n);
|
|
|
|
hdspm_write(s, HDSPM_controlRegister, s->control_register);
|
|
|
|
hdspm_compute_period_size(s);
|
|
|
|
spin_unlock_irq(&s->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* dummy set rate lets see what happens */
|
|
static int hdspm_set_rate(hdspm_t * hdspm, int rate, int called_internally)
|
|
{
|
|
int reject_if_open = 0;
|
|
int current_rate;
|
|
int rate_bits;
|
|
int not_set = 0;
|
|
|
|
/* ASSUMPTION: hdspm->lock is either set, or there is no need for
|
|
it (e.g. during module initialization).
|
|
*/
|
|
|
|
if (!(hdspm->control_register & HDSPM_ClockModeMaster)) {
|
|
|
|
/* SLAVE --- */
|
|
if (called_internally) {
|
|
|
|
/* request from ctl or card initialization
|
|
just make a warning an remember setting
|
|
for future master mode switching */
|
|
|
|
snd_printk
|
|
(KERN_WARNING "HDSPM: Warning: device is not running as a clock master.\n");
|
|
not_set = 1;
|
|
} else {
|
|
|
|
/* hw_param request while in AutoSync mode */
|
|
int external_freq =
|
|
hdspm_external_sample_rate(hdspm);
|
|
|
|
if ((hdspm_autosync_ref(hdspm) ==
|
|
HDSPM_AUTOSYNC_FROM_NONE)) {
|
|
|
|
snd_printk(KERN_WARNING "HDSPM: Detected no Externel Sync \n");
|
|
not_set = 1;
|
|
|
|
} else if (rate != external_freq) {
|
|
|
|
snd_printk
|
|
(KERN_WARNING "HDSPM: Warning: No AutoSync source for requested rate\n");
|
|
not_set = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
current_rate = hdspm->system_sample_rate;
|
|
|
|
/* Changing between Singe, Double and Quad speed is not
|
|
allowed if any substreams are open. This is because such a change
|
|
causes a shift in the location of the DMA buffers and a reduction
|
|
in the number of available buffers.
|
|
|
|
Note that a similar but essentially insoluble problem exists for
|
|
externally-driven rate changes. All we can do is to flag rate
|
|
changes in the read/write routines.
|
|
*/
|
|
|
|
switch (rate) {
|
|
case 32000:
|
|
if (current_rate > 48000) {
|
|
reject_if_open = 1;
|
|
}
|
|
rate_bits = HDSPM_Frequency32KHz;
|
|
break;
|
|
case 44100:
|
|
if (current_rate > 48000) {
|
|
reject_if_open = 1;
|
|
}
|
|
rate_bits = HDSPM_Frequency44_1KHz;
|
|
break;
|
|
case 48000:
|
|
if (current_rate > 48000) {
|
|
reject_if_open = 1;
|
|
}
|
|
rate_bits = HDSPM_Frequency48KHz;
|
|
break;
|
|
case 64000:
|
|
if (current_rate <= 48000) {
|
|
reject_if_open = 1;
|
|
}
|
|
rate_bits = HDSPM_Frequency64KHz;
|
|
break;
|
|
case 88200:
|
|
if (current_rate <= 48000) {
|
|
reject_if_open = 1;
|
|
}
|
|
rate_bits = HDSPM_Frequency88_2KHz;
|
|
break;
|
|
case 96000:
|
|
if (current_rate <= 48000) {
|
|
reject_if_open = 1;
|
|
}
|
|
rate_bits = HDSPM_Frequency96KHz;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (reject_if_open
|
|
&& (hdspm->capture_pid >= 0 || hdspm->playback_pid >= 0)) {
|
|
snd_printk
|
|
(KERN_ERR "HDSPM: cannot change between single- and double-speed mode (capture PID = %d, playback PID = %d)\n",
|
|
hdspm->capture_pid, hdspm->playback_pid);
|
|
return -EBUSY;
|
|
}
|
|
|
|
hdspm->control_register &= ~HDSPM_FrequencyMask;
|
|
hdspm->control_register |= rate_bits;
|
|
hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register);
|
|
|
|
if (rate > 64000)
|
|
hdspm->channel_map = channel_map_madi_qs;
|
|
else if (rate > 48000)
|
|
hdspm->channel_map = channel_map_madi_ds;
|
|
else
|
|
hdspm->channel_map = channel_map_madi_ss;
|
|
|
|
hdspm->system_sample_rate = rate;
|
|
|
|
if (not_set != 0)
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* mainly for init to 0 on load */
|
|
static void all_in_all_mixer(hdspm_t * hdspm, int sgain)
|
|
{
|
|
int i, j;
|
|
unsigned int gain =
|
|
(sgain > UNITY_GAIN) ? UNITY_GAIN : (sgain < 0) ? 0 : sgain;
|
|
|
|
for (i = 0; i < HDSPM_MIXER_CHANNELS; i++)
|
|
for (j = 0; j < HDSPM_MIXER_CHANNELS; j++) {
|
|
hdspm_write_in_gain(hdspm, i, j, gain);
|
|
hdspm_write_pb_gain(hdspm, i, j, gain);
|
|
}
|
|
}
|
|
|
|
/*----------------------------------------------------------------------------
|
|
MIDI
|
|
----------------------------------------------------------------------------*/
|
|
|
|
static inline unsigned char snd_hdspm_midi_read_byte (hdspm_t *hdspm, int id)
|
|
{
|
|
/* the hardware already does the relevant bit-mask with 0xff */
|
|
if (id)
|
|
return hdspm_read(hdspm, HDSPM_midiDataIn1);
|
|
else
|
|
return hdspm_read(hdspm, HDSPM_midiDataIn0);
|
|
}
|
|
|
|
static inline void snd_hdspm_midi_write_byte (hdspm_t *hdspm, int id, int val)
|
|
{
|
|
/* the hardware already does the relevant bit-mask with 0xff */
|
|
if (id)
|
|
return hdspm_write(hdspm, HDSPM_midiDataOut1, val);
|
|
else
|
|
return hdspm_write(hdspm, HDSPM_midiDataOut0, val);
|
|
}
|
|
|
|
static inline int snd_hdspm_midi_input_available (hdspm_t *hdspm, int id)
|
|
{
|
|
if (id)
|
|
return (hdspm_read(hdspm, HDSPM_midiStatusIn1) & 0xff);
|
|
else
|
|
return (hdspm_read(hdspm, HDSPM_midiStatusIn0) & 0xff);
|
|
}
|
|
|
|
static inline int snd_hdspm_midi_output_possible (hdspm_t *hdspm, int id)
|
|
{
|
|
int fifo_bytes_used;
|
|
|
|
if (id)
|
|
fifo_bytes_used = hdspm_read(hdspm, HDSPM_midiStatusOut1) & 0xff;
|
|
else
|
|
fifo_bytes_used = hdspm_read(hdspm, HDSPM_midiStatusOut0) & 0xff;
|
|
|
|
if (fifo_bytes_used < 128)
|
|
return 128 - fifo_bytes_used;
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
static inline void snd_hdspm_flush_midi_input (hdspm_t *hdspm, int id)
|
|
{
|
|
while (snd_hdspm_midi_input_available (hdspm, id))
|
|
snd_hdspm_midi_read_byte (hdspm, id);
|
|
}
|
|
|
|
static int snd_hdspm_midi_output_write (hdspm_midi_t *hmidi)
|
|
{
|
|
unsigned long flags;
|
|
int n_pending;
|
|
int to_write;
|
|
int i;
|
|
unsigned char buf[128];
|
|
|
|
/* Output is not interrupt driven */
|
|
|
|
spin_lock_irqsave (&hmidi->lock, flags);
|
|
if (hmidi->output) {
|
|
if (!snd_rawmidi_transmit_empty (hmidi->output)) {
|
|
if ((n_pending = snd_hdspm_midi_output_possible (hmidi->hdspm, hmidi->id)) > 0) {
|
|
if (n_pending > (int)sizeof (buf))
|
|
n_pending = sizeof (buf);
|
|
|
|
if ((to_write = snd_rawmidi_transmit (hmidi->output, buf, n_pending)) > 0) {
|
|
for (i = 0; i < to_write; ++i)
|
|
snd_hdspm_midi_write_byte (hmidi->hdspm, hmidi->id, buf[i]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
spin_unlock_irqrestore (&hmidi->lock, flags);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_midi_input_read (hdspm_midi_t *hmidi)
|
|
{
|
|
unsigned char buf[128]; /* this buffer is designed to match the MIDI input FIFO size */
|
|
unsigned long flags;
|
|
int n_pending;
|
|
int i;
|
|
|
|
spin_lock_irqsave (&hmidi->lock, flags);
|
|
if ((n_pending = snd_hdspm_midi_input_available (hmidi->hdspm, hmidi->id)) > 0) {
|
|
if (hmidi->input) {
|
|
if (n_pending > (int)sizeof (buf)) {
|
|
n_pending = sizeof (buf);
|
|
}
|
|
for (i = 0; i < n_pending; ++i) {
|
|
buf[i] = snd_hdspm_midi_read_byte (hmidi->hdspm, hmidi->id);
|
|
}
|
|
if (n_pending) {
|
|
snd_rawmidi_receive (hmidi->input, buf, n_pending);
|
|
}
|
|
} else {
|
|
/* flush the MIDI input FIFO */
|
|
while (n_pending--) {
|
|
snd_hdspm_midi_read_byte (hmidi->hdspm, hmidi->id);
|
|
}
|
|
}
|
|
}
|
|
hmidi->pending = 0;
|
|
if (hmidi->id) {
|
|
hmidi->hdspm->control_register |= HDSPM_Midi1InterruptEnable;
|
|
} else {
|
|
hmidi->hdspm->control_register |= HDSPM_Midi0InterruptEnable;
|
|
}
|
|
hdspm_write(hmidi->hdspm, HDSPM_controlRegister, hmidi->hdspm->control_register);
|
|
spin_unlock_irqrestore (&hmidi->lock, flags);
|
|
return snd_hdspm_midi_output_write (hmidi);
|
|
}
|
|
|
|
static void snd_hdspm_midi_input_trigger(snd_rawmidi_substream_t * substream, int up)
|
|
{
|
|
hdspm_t *hdspm;
|
|
hdspm_midi_t *hmidi;
|
|
unsigned long flags;
|
|
u32 ie;
|
|
|
|
hmidi = (hdspm_midi_t *) substream->rmidi->private_data;
|
|
hdspm = hmidi->hdspm;
|
|
ie = hmidi->id ? HDSPM_Midi1InterruptEnable : HDSPM_Midi0InterruptEnable;
|
|
spin_lock_irqsave (&hdspm->lock, flags);
|
|
if (up) {
|
|
if (!(hdspm->control_register & ie)) {
|
|
snd_hdspm_flush_midi_input (hdspm, hmidi->id);
|
|
hdspm->control_register |= ie;
|
|
}
|
|
} else {
|
|
hdspm->control_register &= ~ie;
|
|
}
|
|
|
|
hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register);
|
|
spin_unlock_irqrestore (&hdspm->lock, flags);
|
|
}
|
|
|
|
static void snd_hdspm_midi_output_timer(unsigned long data)
|
|
{
|
|
hdspm_midi_t *hmidi = (hdspm_midi_t *) data;
|
|
unsigned long flags;
|
|
|
|
snd_hdspm_midi_output_write(hmidi);
|
|
spin_lock_irqsave (&hmidi->lock, flags);
|
|
|
|
/* this does not bump hmidi->istimer, because the
|
|
kernel automatically removed the timer when it
|
|
expired, and we are now adding it back, thus
|
|
leaving istimer wherever it was set before.
|
|
*/
|
|
|
|
if (hmidi->istimer) {
|
|
hmidi->timer.expires = 1 + jiffies;
|
|
add_timer(&hmidi->timer);
|
|
}
|
|
|
|
spin_unlock_irqrestore (&hmidi->lock, flags);
|
|
}
|
|
|
|
static void snd_hdspm_midi_output_trigger(snd_rawmidi_substream_t * substream, int up)
|
|
{
|
|
hdspm_midi_t *hmidi;
|
|
unsigned long flags;
|
|
|
|
hmidi = (hdspm_midi_t *) substream->rmidi->private_data;
|
|
spin_lock_irqsave (&hmidi->lock, flags);
|
|
if (up) {
|
|
if (!hmidi->istimer) {
|
|
init_timer(&hmidi->timer);
|
|
hmidi->timer.function = snd_hdspm_midi_output_timer;
|
|
hmidi->timer.data = (unsigned long) hmidi;
|
|
hmidi->timer.expires = 1 + jiffies;
|
|
add_timer(&hmidi->timer);
|
|
hmidi->istimer++;
|
|
}
|
|
} else {
|
|
if (hmidi->istimer && --hmidi->istimer <= 0) {
|
|
del_timer (&hmidi->timer);
|
|
}
|
|
}
|
|
spin_unlock_irqrestore (&hmidi->lock, flags);
|
|
if (up)
|
|
snd_hdspm_midi_output_write(hmidi);
|
|
}
|
|
|
|
static int snd_hdspm_midi_input_open(snd_rawmidi_substream_t * substream)
|
|
{
|
|
hdspm_midi_t *hmidi;
|
|
|
|
hmidi = (hdspm_midi_t *) substream->rmidi->private_data;
|
|
spin_lock_irq (&hmidi->lock);
|
|
snd_hdspm_flush_midi_input (hmidi->hdspm, hmidi->id);
|
|
hmidi->input = substream;
|
|
spin_unlock_irq (&hmidi->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_midi_output_open(snd_rawmidi_substream_t * substream)
|
|
{
|
|
hdspm_midi_t *hmidi;
|
|
|
|
hmidi = (hdspm_midi_t *) substream->rmidi->private_data;
|
|
spin_lock_irq (&hmidi->lock);
|
|
hmidi->output = substream;
|
|
spin_unlock_irq (&hmidi->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_midi_input_close(snd_rawmidi_substream_t * substream)
|
|
{
|
|
hdspm_midi_t *hmidi;
|
|
|
|
snd_hdspm_midi_input_trigger (substream, 0);
|
|
|
|
hmidi = (hdspm_midi_t *) substream->rmidi->private_data;
|
|
spin_lock_irq (&hmidi->lock);
|
|
hmidi->input = NULL;
|
|
spin_unlock_irq (&hmidi->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_midi_output_close(snd_rawmidi_substream_t * substream)
|
|
{
|
|
hdspm_midi_t *hmidi;
|
|
|
|
snd_hdspm_midi_output_trigger (substream, 0);
|
|
|
|
hmidi = (hdspm_midi_t *) substream->rmidi->private_data;
|
|
spin_lock_irq (&hmidi->lock);
|
|
hmidi->output = NULL;
|
|
spin_unlock_irq (&hmidi->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static snd_rawmidi_ops_t snd_hdspm_midi_output =
|
|
{
|
|
.open = snd_hdspm_midi_output_open,
|
|
.close = snd_hdspm_midi_output_close,
|
|
.trigger = snd_hdspm_midi_output_trigger,
|
|
};
|
|
|
|
static snd_rawmidi_ops_t snd_hdspm_midi_input =
|
|
{
|
|
.open = snd_hdspm_midi_input_open,
|
|
.close = snd_hdspm_midi_input_close,
|
|
.trigger = snd_hdspm_midi_input_trigger,
|
|
};
|
|
|
|
static int __devinit snd_hdspm_create_midi (snd_card_t *card, hdspm_t *hdspm, int id)
|
|
{
|
|
int err;
|
|
char buf[32];
|
|
|
|
hdspm->midi[id].id = id;
|
|
hdspm->midi[id].rmidi = NULL;
|
|
hdspm->midi[id].input = NULL;
|
|
hdspm->midi[id].output = NULL;
|
|
hdspm->midi[id].hdspm = hdspm;
|
|
hdspm->midi[id].istimer = 0;
|
|
hdspm->midi[id].pending = 0;
|
|
spin_lock_init (&hdspm->midi[id].lock);
|
|
|
|
sprintf (buf, "%s MIDI %d", card->shortname, id+1);
|
|
if ((err = snd_rawmidi_new (card, buf, id, 1, 1, &hdspm->midi[id].rmidi)) < 0)
|
|
return err;
|
|
|
|
sprintf (hdspm->midi[id].rmidi->name, "%s MIDI %d", card->id, id+1);
|
|
hdspm->midi[id].rmidi->private_data = &hdspm->midi[id];
|
|
|
|
snd_rawmidi_set_ops (hdspm->midi[id].rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_hdspm_midi_output);
|
|
snd_rawmidi_set_ops (hdspm->midi[id].rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_hdspm_midi_input);
|
|
|
|
hdspm->midi[id].rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT |
|
|
SNDRV_RAWMIDI_INFO_INPUT |
|
|
SNDRV_RAWMIDI_INFO_DUPLEX;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void hdspm_midi_tasklet(unsigned long arg)
|
|
{
|
|
hdspm_t *hdspm = (hdspm_t *)arg;
|
|
|
|
if (hdspm->midi[0].pending)
|
|
snd_hdspm_midi_input_read (&hdspm->midi[0]);
|
|
if (hdspm->midi[1].pending)
|
|
snd_hdspm_midi_input_read (&hdspm->midi[1]);
|
|
}
|
|
|
|
|
|
/*-----------------------------------------------------------------------------
|
|
Status Interface
|
|
----------------------------------------------------------------------------*/
|
|
|
|
/* get the system sample rate which is set */
|
|
|
|
#define HDSPM_SYSTEM_SAMPLE_RATE(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ, \
|
|
.info = snd_hdspm_info_system_sample_rate, \
|
|
.get = snd_hdspm_get_system_sample_rate \
|
|
}
|
|
|
|
static int snd_hdspm_info_system_sample_rate(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_system_sample_rate(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t *
|
|
ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.enumerated.item[0] = hdspm->system_sample_rate;
|
|
return 0;
|
|
}
|
|
|
|
#define HDSPM_AUTOSYNC_SAMPLE_RATE(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ, \
|
|
.info = snd_hdspm_info_autosync_sample_rate, \
|
|
.get = snd_hdspm_get_autosync_sample_rate \
|
|
}
|
|
|
|
static int snd_hdspm_info_autosync_sample_rate(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
static char *texts[] = { "32000", "44100", "48000",
|
|
"64000", "88200", "96000",
|
|
"128000", "176400", "192000",
|
|
"None"
|
|
};
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
|
uinfo->count = 1;
|
|
uinfo->value.enumerated.items = 10;
|
|
if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
|
|
uinfo->value.enumerated.item =
|
|
uinfo->value.enumerated.items - 1;
|
|
strcpy(uinfo->value.enumerated.name,
|
|
texts[uinfo->value.enumerated.item]);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_autosync_sample_rate(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t *
|
|
ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
switch (hdspm_external_sample_rate(hdspm)) {
|
|
case 32000:
|
|
ucontrol->value.enumerated.item[0] = 0;
|
|
break;
|
|
case 44100:
|
|
ucontrol->value.enumerated.item[0] = 1;
|
|
break;
|
|
case 48000:
|
|
ucontrol->value.enumerated.item[0] = 2;
|
|
break;
|
|
case 64000:
|
|
ucontrol->value.enumerated.item[0] = 3;
|
|
break;
|
|
case 88200:
|
|
ucontrol->value.enumerated.item[0] = 4;
|
|
break;
|
|
case 96000:
|
|
ucontrol->value.enumerated.item[0] = 5;
|
|
break;
|
|
case 128000:
|
|
ucontrol->value.enumerated.item[0] = 6;
|
|
break;
|
|
case 176400:
|
|
ucontrol->value.enumerated.item[0] = 7;
|
|
break;
|
|
case 192000:
|
|
ucontrol->value.enumerated.item[0] = 8;
|
|
break;
|
|
|
|
default:
|
|
ucontrol->value.enumerated.item[0] = 9;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#define HDSPM_SYSTEM_CLOCK_MODE(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ, \
|
|
.info = snd_hdspm_info_system_clock_mode, \
|
|
.get = snd_hdspm_get_system_clock_mode, \
|
|
}
|
|
|
|
|
|
|
|
static int hdspm_system_clock_mode(hdspm_t * hdspm)
|
|
{
|
|
/* Always reflect the hardware info, rme is never wrong !!!! */
|
|
|
|
if (hdspm->control_register & HDSPM_ClockModeMaster)
|
|
return 0;
|
|
return 1;
|
|
}
|
|
|
|
static int snd_hdspm_info_system_clock_mode(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
static char *texts[] = { "Master", "Slave" };
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
|
uinfo->count = 1;
|
|
uinfo->value.enumerated.items = 2;
|
|
if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
|
|
uinfo->value.enumerated.item =
|
|
uinfo->value.enumerated.items - 1;
|
|
strcpy(uinfo->value.enumerated.name,
|
|
texts[uinfo->value.enumerated.item]);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_system_clock_mode(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.enumerated.item[0] =
|
|
hdspm_system_clock_mode(hdspm);
|
|
return 0;
|
|
}
|
|
|
|
#define HDSPM_CLOCK_SOURCE(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.info = snd_hdspm_info_clock_source, \
|
|
.get = snd_hdspm_get_clock_source, \
|
|
.put = snd_hdspm_put_clock_source \
|
|
}
|
|
|
|
static int hdspm_clock_source(hdspm_t * hdspm)
|
|
{
|
|
if (hdspm->control_register & HDSPM_ClockModeMaster) {
|
|
switch (hdspm->system_sample_rate) {
|
|
case 32000:
|
|
return 1;
|
|
case 44100:
|
|
return 2;
|
|
case 48000:
|
|
return 3;
|
|
case 64000:
|
|
return 4;
|
|
case 88200:
|
|
return 5;
|
|
case 96000:
|
|
return 6;
|
|
case 128000:
|
|
return 7;
|
|
case 176400:
|
|
return 8;
|
|
case 192000:
|
|
return 9;
|
|
default:
|
|
return 3;
|
|
}
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static int hdspm_set_clock_source(hdspm_t * hdspm, int mode)
|
|
{
|
|
int rate;
|
|
switch (mode) {
|
|
|
|
case HDSPM_CLOCK_SOURCE_AUTOSYNC:
|
|
if (hdspm_external_sample_rate(hdspm) != 0) {
|
|
hdspm->control_register &= ~HDSPM_ClockModeMaster;
|
|
hdspm_write(hdspm, HDSPM_controlRegister,
|
|
hdspm->control_register);
|
|
return 0;
|
|
}
|
|
return -1;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_32KHZ:
|
|
rate = 32000;
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_44_1KHZ:
|
|
rate = 44100;
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_48KHZ:
|
|
rate = 48000;
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_64KHZ:
|
|
rate = 64000;
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_88_2KHZ:
|
|
rate = 88200;
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_96KHZ:
|
|
rate = 96000;
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_128KHZ:
|
|
rate = 128000;
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_176_4KHZ:
|
|
rate = 176400;
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_192KHZ:
|
|
rate = 192000;
|
|
break;
|
|
|
|
default:
|
|
rate = 44100;
|
|
}
|
|
hdspm->control_register |= HDSPM_ClockModeMaster;
|
|
hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register);
|
|
hdspm_set_rate(hdspm, rate, 1);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_info_clock_source(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
static char *texts[] = { "AutoSync",
|
|
"Internal 32.0 kHz", "Internal 44.1 kHz",
|
|
"Internal 48.0 kHz",
|
|
"Internal 64.0 kHz", "Internal 88.2 kHz",
|
|
"Internal 96.0 kHz",
|
|
"Internal 128.0 kHz", "Internal 176.4 kHz",
|
|
"Internal 192.0 kHz"
|
|
};
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
|
uinfo->count = 1;
|
|
uinfo->value.enumerated.items = 10;
|
|
|
|
if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
|
|
uinfo->value.enumerated.item =
|
|
uinfo->value.enumerated.items - 1;
|
|
|
|
strcpy(uinfo->value.enumerated.name,
|
|
texts[uinfo->value.enumerated.item]);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_clock_source(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.enumerated.item[0] = hdspm_clock_source(hdspm);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_put_clock_source(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
int val;
|
|
|
|
if (!snd_hdspm_use_is_exclusive(hdspm))
|
|
return -EBUSY;
|
|
val = ucontrol->value.enumerated.item[0];
|
|
if (val < 0)
|
|
val = 0;
|
|
if (val > 6)
|
|
val = 6;
|
|
spin_lock_irq(&hdspm->lock);
|
|
if (val != hdspm_clock_source(hdspm))
|
|
change = (hdspm_set_clock_source(hdspm, val) == 0) ? 1 : 0;
|
|
else
|
|
change = 0;
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return change;
|
|
}
|
|
|
|
#define HDSPM_PREF_SYNC_REF(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.info = snd_hdspm_info_pref_sync_ref, \
|
|
.get = snd_hdspm_get_pref_sync_ref, \
|
|
.put = snd_hdspm_put_pref_sync_ref \
|
|
}
|
|
|
|
static int hdspm_pref_sync_ref(hdspm_t * hdspm)
|
|
{
|
|
/* Notice that this looks at the requested sync source,
|
|
not the one actually in use.
|
|
*/
|
|
switch (hdspm->control_register & HDSPM_SyncRefMask) {
|
|
case HDSPM_SyncRef_Word:
|
|
return HDSPM_SYNC_FROM_WORD;
|
|
case HDSPM_SyncRef_MADI:
|
|
return HDSPM_SYNC_FROM_MADI;
|
|
}
|
|
|
|
return HDSPM_SYNC_FROM_WORD;
|
|
}
|
|
|
|
static int hdspm_set_pref_sync_ref(hdspm_t * hdspm, int pref)
|
|
{
|
|
hdspm->control_register &= ~HDSPM_SyncRefMask;
|
|
|
|
switch (pref) {
|
|
case HDSPM_SYNC_FROM_MADI:
|
|
hdspm->control_register |= HDSPM_SyncRef_MADI;
|
|
break;
|
|
case HDSPM_SYNC_FROM_WORD:
|
|
hdspm->control_register |= HDSPM_SyncRef_Word;
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_info_pref_sync_ref(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
static char *texts[] = { "Word", "MADI" };
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
|
uinfo->count = 1;
|
|
|
|
uinfo->value.enumerated.items = 2;
|
|
|
|
if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
|
|
uinfo->value.enumerated.item =
|
|
uinfo->value.enumerated.items - 1;
|
|
strcpy(uinfo->value.enumerated.name,
|
|
texts[uinfo->value.enumerated.item]);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_pref_sync_ref(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.enumerated.item[0] = hdspm_pref_sync_ref(hdspm);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_put_pref_sync_ref(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int change, max;
|
|
unsigned int val;
|
|
|
|
max = 2;
|
|
|
|
if (!snd_hdspm_use_is_exclusive(hdspm))
|
|
return -EBUSY;
|
|
|
|
val = ucontrol->value.enumerated.item[0] % max;
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
change = (int) val != hdspm_pref_sync_ref(hdspm);
|
|
hdspm_set_pref_sync_ref(hdspm, val);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return change;
|
|
}
|
|
|
|
#define HDSPM_AUTOSYNC_REF(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ, \
|
|
.info = snd_hdspm_info_autosync_ref, \
|
|
.get = snd_hdspm_get_autosync_ref, \
|
|
}
|
|
|
|
static int hdspm_autosync_ref(hdspm_t * hdspm)
|
|
{
|
|
/* This looks at the autosync selected sync reference */
|
|
unsigned int status2 = hdspm_read(hdspm, HDSPM_statusRegister2);
|
|
|
|
switch (status2 & HDSPM_SelSyncRefMask) {
|
|
|
|
case HDSPM_SelSyncRef_WORD:
|
|
return HDSPM_AUTOSYNC_FROM_WORD;
|
|
|
|
case HDSPM_SelSyncRef_MADI:
|
|
return HDSPM_AUTOSYNC_FROM_MADI;
|
|
|
|
case HDSPM_SelSyncRef_NVALID:
|
|
return HDSPM_AUTOSYNC_FROM_NONE;
|
|
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_info_autosync_ref(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
static char *texts[] = { "WordClock", "MADI", "None" };
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
|
uinfo->count = 1;
|
|
uinfo->value.enumerated.items = 3;
|
|
if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
|
|
uinfo->value.enumerated.item =
|
|
uinfo->value.enumerated.items - 1;
|
|
strcpy(uinfo->value.enumerated.name,
|
|
texts[uinfo->value.enumerated.item]);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_autosync_ref(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.enumerated.item[0] = hdspm_pref_sync_ref(hdspm);
|
|
return 0;
|
|
}
|
|
|
|
#define HDSPM_LINE_OUT(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.info = snd_hdspm_info_line_out, \
|
|
.get = snd_hdspm_get_line_out, \
|
|
.put = snd_hdspm_put_line_out \
|
|
}
|
|
|
|
static int hdspm_line_out(hdspm_t * hdspm)
|
|
{
|
|
return (hdspm->control_register & HDSPM_LineOut) ? 1 : 0;
|
|
}
|
|
|
|
|
|
static int hdspm_set_line_output(hdspm_t * hdspm, int out)
|
|
{
|
|
if (out)
|
|
hdspm->control_register |= HDSPM_LineOut;
|
|
else
|
|
hdspm->control_register &= ~HDSPM_LineOut;
|
|
hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_info_line_out(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
|
|
uinfo->count = 1;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_line_out(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
ucontrol->value.integer.value[0] = hdspm_line_out(hdspm);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_put_line_out(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int val;
|
|
|
|
if (!snd_hdspm_use_is_exclusive(hdspm))
|
|
return -EBUSY;
|
|
val = ucontrol->value.integer.value[0] & 1;
|
|
spin_lock_irq(&hdspm->lock);
|
|
change = (int) val != hdspm_line_out(hdspm);
|
|
hdspm_set_line_output(hdspm, val);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return change;
|
|
}
|
|
|
|
#define HDSPM_TX_64(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.info = snd_hdspm_info_tx_64, \
|
|
.get = snd_hdspm_get_tx_64, \
|
|
.put = snd_hdspm_put_tx_64 \
|
|
}
|
|
|
|
static int hdspm_tx_64(hdspm_t * hdspm)
|
|
{
|
|
return (hdspm->control_register & HDSPM_TX_64ch) ? 1 : 0;
|
|
}
|
|
|
|
static int hdspm_set_tx_64(hdspm_t * hdspm, int out)
|
|
{
|
|
if (out)
|
|
hdspm->control_register |= HDSPM_TX_64ch;
|
|
else
|
|
hdspm->control_register &= ~HDSPM_TX_64ch;
|
|
hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_info_tx_64(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
|
|
uinfo->count = 1;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_tx_64(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
ucontrol->value.integer.value[0] = hdspm_tx_64(hdspm);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_put_tx_64(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int val;
|
|
|
|
if (!snd_hdspm_use_is_exclusive(hdspm))
|
|
return -EBUSY;
|
|
val = ucontrol->value.integer.value[0] & 1;
|
|
spin_lock_irq(&hdspm->lock);
|
|
change = (int) val != hdspm_tx_64(hdspm);
|
|
hdspm_set_tx_64(hdspm, val);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return change;
|
|
}
|
|
|
|
#define HDSPM_C_TMS(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.info = snd_hdspm_info_c_tms, \
|
|
.get = snd_hdspm_get_c_tms, \
|
|
.put = snd_hdspm_put_c_tms \
|
|
}
|
|
|
|
static int hdspm_c_tms(hdspm_t * hdspm)
|
|
{
|
|
return (hdspm->control_register & HDSPM_clr_tms) ? 1 : 0;
|
|
}
|
|
|
|
static int hdspm_set_c_tms(hdspm_t * hdspm, int out)
|
|
{
|
|
if (out)
|
|
hdspm->control_register |= HDSPM_clr_tms;
|
|
else
|
|
hdspm->control_register &= ~HDSPM_clr_tms;
|
|
hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_info_c_tms(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
|
|
uinfo->count = 1;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_c_tms(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
ucontrol->value.integer.value[0] = hdspm_c_tms(hdspm);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_put_c_tms(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int val;
|
|
|
|
if (!snd_hdspm_use_is_exclusive(hdspm))
|
|
return -EBUSY;
|
|
val = ucontrol->value.integer.value[0] & 1;
|
|
spin_lock_irq(&hdspm->lock);
|
|
change = (int) val != hdspm_c_tms(hdspm);
|
|
hdspm_set_c_tms(hdspm, val);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return change;
|
|
}
|
|
|
|
#define HDSPM_SAFE_MODE(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.info = snd_hdspm_info_safe_mode, \
|
|
.get = snd_hdspm_get_safe_mode, \
|
|
.put = snd_hdspm_put_safe_mode \
|
|
}
|
|
|
|
static int hdspm_safe_mode(hdspm_t * hdspm)
|
|
{
|
|
return (hdspm->control_register & HDSPM_AutoInp) ? 1 : 0;
|
|
}
|
|
|
|
static int hdspm_set_safe_mode(hdspm_t * hdspm, int out)
|
|
{
|
|
if (out)
|
|
hdspm->control_register |= HDSPM_AutoInp;
|
|
else
|
|
hdspm->control_register &= ~HDSPM_AutoInp;
|
|
hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_info_safe_mode(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
|
|
uinfo->count = 1;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_safe_mode(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
ucontrol->value.integer.value[0] = hdspm_safe_mode(hdspm);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_put_safe_mode(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int val;
|
|
|
|
if (!snd_hdspm_use_is_exclusive(hdspm))
|
|
return -EBUSY;
|
|
val = ucontrol->value.integer.value[0] & 1;
|
|
spin_lock_irq(&hdspm->lock);
|
|
change = (int) val != hdspm_safe_mode(hdspm);
|
|
hdspm_set_safe_mode(hdspm, val);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return change;
|
|
}
|
|
|
|
#define HDSPM_INPUT_SELECT(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.info = snd_hdspm_info_input_select, \
|
|
.get = snd_hdspm_get_input_select, \
|
|
.put = snd_hdspm_put_input_select \
|
|
}
|
|
|
|
static int hdspm_input_select(hdspm_t * hdspm)
|
|
{
|
|
return (hdspm->control_register & HDSPM_InputSelect0) ? 1 : 0;
|
|
}
|
|
|
|
static int hdspm_set_input_select(hdspm_t * hdspm, int out)
|
|
{
|
|
if (out)
|
|
hdspm->control_register |= HDSPM_InputSelect0;
|
|
else
|
|
hdspm->control_register &= ~HDSPM_InputSelect0;
|
|
hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_info_input_select(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
static char *texts[] = { "optical", "coaxial" };
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
|
uinfo->count = 1;
|
|
uinfo->value.enumerated.items = 2;
|
|
|
|
if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
|
|
uinfo->value.enumerated.item =
|
|
uinfo->value.enumerated.items - 1;
|
|
strcpy(uinfo->value.enumerated.name,
|
|
texts[uinfo->value.enumerated.item]);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_input_select(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
ucontrol->value.enumerated.item[0] = hdspm_input_select(hdspm);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_put_input_select(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
unsigned int val;
|
|
|
|
if (!snd_hdspm_use_is_exclusive(hdspm))
|
|
return -EBUSY;
|
|
val = ucontrol->value.integer.value[0] & 1;
|
|
spin_lock_irq(&hdspm->lock);
|
|
change = (int) val != hdspm_input_select(hdspm);
|
|
hdspm_set_input_select(hdspm, val);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return change;
|
|
}
|
|
|
|
/* Simple Mixer
|
|
deprecated since to much faders ???
|
|
MIXER interface says output (source, destination, value)
|
|
where source > MAX_channels are playback channels
|
|
on MADICARD
|
|
- playback mixer matrix: [channelout+64] [output] [value]
|
|
- input(thru) mixer matrix: [channelin] [output] [value]
|
|
(better do 2 kontrols for seperation ?)
|
|
*/
|
|
|
|
#define HDSPM_MIXER(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.device = 0, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
|
|
SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
|
|
.info = snd_hdspm_info_mixer, \
|
|
.get = snd_hdspm_get_mixer, \
|
|
.put = snd_hdspm_put_mixer \
|
|
}
|
|
|
|
static int snd_hdspm_info_mixer(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = 3;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 65535;
|
|
uinfo->value.integer.step = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_mixer(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int source;
|
|
int destination;
|
|
|
|
source = ucontrol->value.integer.value[0];
|
|
if (source < 0)
|
|
source = 0;
|
|
else if (source >= 2 * HDSPM_MAX_CHANNELS)
|
|
source = 2 * HDSPM_MAX_CHANNELS - 1;
|
|
|
|
destination = ucontrol->value.integer.value[1];
|
|
if (destination < 0)
|
|
destination = 0;
|
|
else if (destination >= HDSPM_MAX_CHANNELS)
|
|
destination = HDSPM_MAX_CHANNELS - 1;
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
if (source >= HDSPM_MAX_CHANNELS)
|
|
ucontrol->value.integer.value[2] =
|
|
hdspm_read_pb_gain(hdspm, destination,
|
|
source - HDSPM_MAX_CHANNELS);
|
|
else
|
|
ucontrol->value.integer.value[2] =
|
|
hdspm_read_in_gain(hdspm, destination, source);
|
|
|
|
spin_unlock_irq(&hdspm->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_put_mixer(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
int source;
|
|
int destination;
|
|
int gain;
|
|
|
|
if (!snd_hdspm_use_is_exclusive(hdspm))
|
|
return -EBUSY;
|
|
|
|
source = ucontrol->value.integer.value[0];
|
|
destination = ucontrol->value.integer.value[1];
|
|
|
|
if (source < 0 || source >= 2 * HDSPM_MAX_CHANNELS)
|
|
return -1;
|
|
if (destination < 0 || destination >= HDSPM_MAX_CHANNELS)
|
|
return -1;
|
|
|
|
gain = ucontrol->value.integer.value[2];
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
|
|
if (source >= HDSPM_MAX_CHANNELS)
|
|
change = gain != hdspm_read_pb_gain(hdspm, destination,
|
|
source -
|
|
HDSPM_MAX_CHANNELS);
|
|
else
|
|
change =
|
|
gain != hdspm_read_in_gain(hdspm, destination, source);
|
|
|
|
if (change) {
|
|
if (source >= HDSPM_MAX_CHANNELS)
|
|
hdspm_write_pb_gain(hdspm, destination,
|
|
source - HDSPM_MAX_CHANNELS,
|
|
gain);
|
|
else
|
|
hdspm_write_in_gain(hdspm, destination, source,
|
|
gain);
|
|
}
|
|
spin_unlock_irq(&hdspm->lock);
|
|
|
|
return change;
|
|
}
|
|
|
|
/* The simple mixer control(s) provide gain control for the
|
|
basic 1:1 mappings of playback streams to output
|
|
streams.
|
|
*/
|
|
|
|
#define HDSPM_PLAYBACK_MIXER \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE | \
|
|
SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
|
|
.info = snd_hdspm_info_playback_mixer, \
|
|
.get = snd_hdspm_get_playback_mixer, \
|
|
.put = snd_hdspm_put_playback_mixer \
|
|
}
|
|
|
|
static int snd_hdspm_info_playback_mixer(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = 1;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 65536;
|
|
uinfo->value.integer.step = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_playback_mixer(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int channel;
|
|
int mapped_channel;
|
|
|
|
channel = ucontrol->id.index - 1;
|
|
|
|
snd_assert(channel >= 0
|
|
|| channel < HDSPM_MAX_CHANNELS, return -EINVAL);
|
|
|
|
if ((mapped_channel = hdspm->channel_map[channel]) < 0)
|
|
return -EINVAL;
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
ucontrol->value.integer.value[0] =
|
|
hdspm_read_pb_gain(hdspm, mapped_channel, mapped_channel);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
|
|
/* snd_printdd("get pb mixer index %d, channel %d, mapped_channel %d, value %d\n",
|
|
ucontrol->id.index, channel, mapped_channel, ucontrol->value.integer.value[0]);
|
|
*/
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_put_playback_mixer(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
int change;
|
|
int channel;
|
|
int mapped_channel;
|
|
int gain;
|
|
|
|
if (!snd_hdspm_use_is_exclusive(hdspm))
|
|
return -EBUSY;
|
|
|
|
channel = ucontrol->id.index - 1;
|
|
|
|
snd_assert(channel >= 0
|
|
|| channel < HDSPM_MAX_CHANNELS, return -EINVAL);
|
|
|
|
if ((mapped_channel = hdspm->channel_map[channel]) < 0)
|
|
return -EINVAL;
|
|
|
|
gain = ucontrol->value.integer.value[0];
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
change =
|
|
gain != hdspm_read_pb_gain(hdspm, mapped_channel,
|
|
mapped_channel);
|
|
if (change)
|
|
hdspm_write_pb_gain(hdspm, mapped_channel, mapped_channel,
|
|
gain);
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return change;
|
|
}
|
|
|
|
#define HDSPM_WC_SYNC_CHECK(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
|
|
.info = snd_hdspm_info_sync_check, \
|
|
.get = snd_hdspm_get_wc_sync_check \
|
|
}
|
|
|
|
static int snd_hdspm_info_sync_check(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_info_t * uinfo)
|
|
{
|
|
static char *texts[] = { "No Lock", "Lock", "Sync" };
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
|
uinfo->count = 1;
|
|
uinfo->value.enumerated.items = 3;
|
|
if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
|
|
uinfo->value.enumerated.item =
|
|
uinfo->value.enumerated.items - 1;
|
|
strcpy(uinfo->value.enumerated.name,
|
|
texts[uinfo->value.enumerated.item]);
|
|
return 0;
|
|
}
|
|
|
|
static int hdspm_wc_sync_check(hdspm_t * hdspm)
|
|
{
|
|
int status2 = hdspm_read(hdspm, HDSPM_statusRegister2);
|
|
if (status2 & HDSPM_wcLock) {
|
|
if (status2 & HDSPM_wcSync)
|
|
return 2;
|
|
else
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_wc_sync_check(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t * ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.enumerated.item[0] = hdspm_wc_sync_check(hdspm);
|
|
return 0;
|
|
}
|
|
|
|
|
|
#define HDSPM_MADI_SYNC_CHECK(xname, xindex) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
.name = xname, \
|
|
.index = xindex, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
|
|
.info = snd_hdspm_info_sync_check, \
|
|
.get = snd_hdspm_get_madisync_sync_check \
|
|
}
|
|
|
|
static int hdspm_madisync_sync_check(hdspm_t * hdspm)
|
|
{
|
|
int status = hdspm_read(hdspm, HDSPM_statusRegister);
|
|
if (status & HDSPM_madiLock) {
|
|
if (status & HDSPM_madiSync)
|
|
return 2;
|
|
else
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_get_madisync_sync_check(snd_kcontrol_t * kcontrol,
|
|
snd_ctl_elem_value_t *
|
|
ucontrol)
|
|
{
|
|
hdspm_t *hdspm = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.enumerated.item[0] =
|
|
hdspm_madisync_sync_check(hdspm);
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
|
|
static snd_kcontrol_new_t snd_hdspm_controls[] = {
|
|
|
|
HDSPM_MIXER("Mixer", 0),
|
|
/* 'Sample Clock Source' complies with the alsa control naming scheme */
|
|
HDSPM_CLOCK_SOURCE("Sample Clock Source", 0),
|
|
|
|
HDSPM_SYSTEM_CLOCK_MODE("System Clock Mode", 0),
|
|
HDSPM_PREF_SYNC_REF("Preferred Sync Reference", 0),
|
|
HDSPM_AUTOSYNC_REF("AutoSync Reference", 0),
|
|
HDSPM_SYSTEM_SAMPLE_RATE("System Sample Rate", 0),
|
|
/* 'External Rate' complies with the alsa control naming scheme */
|
|
HDSPM_AUTOSYNC_SAMPLE_RATE("External Rate", 0),
|
|
HDSPM_WC_SYNC_CHECK("Word Clock Lock Status", 0),
|
|
HDSPM_MADI_SYNC_CHECK("MADI Sync Lock Status", 0),
|
|
HDSPM_LINE_OUT("Line Out", 0),
|
|
HDSPM_TX_64("TX 64 channels mode", 0),
|
|
HDSPM_C_TMS("Clear Track Marker", 0),
|
|
HDSPM_SAFE_MODE("Safe Mode", 0),
|
|
HDSPM_INPUT_SELECT("Input Select", 0),
|
|
};
|
|
|
|
static snd_kcontrol_new_t snd_hdspm_playback_mixer = HDSPM_PLAYBACK_MIXER;
|
|
|
|
|
|
static int hdspm_update_simple_mixer_controls(hdspm_t * hdspm)
|
|
{
|
|
int i;
|
|
|
|
for (i = hdspm->ds_channels; i < hdspm->ss_channels; ++i) {
|
|
if (hdspm->system_sample_rate > 48000) {
|
|
hdspm->playback_mixer_ctls[i]->vd[0].access =
|
|
SNDRV_CTL_ELEM_ACCESS_INACTIVE |
|
|
SNDRV_CTL_ELEM_ACCESS_READ |
|
|
SNDRV_CTL_ELEM_ACCESS_VOLATILE;
|
|
} else {
|
|
hdspm->playback_mixer_ctls[i]->vd[0].access =
|
|
SNDRV_CTL_ELEM_ACCESS_READWRITE |
|
|
SNDRV_CTL_ELEM_ACCESS_VOLATILE;
|
|
}
|
|
snd_ctl_notify(hdspm->card, SNDRV_CTL_EVENT_MASK_VALUE |
|
|
SNDRV_CTL_EVENT_MASK_INFO,
|
|
&hdspm->playback_mixer_ctls[i]->id);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int snd_hdspm_create_controls(snd_card_t * card, hdspm_t * hdspm)
|
|
{
|
|
unsigned int idx, limit;
|
|
int err;
|
|
snd_kcontrol_t *kctl;
|
|
|
|
/* add control list first */
|
|
|
|
for (idx = 0; idx < ARRAY_SIZE(snd_hdspm_controls); idx++) {
|
|
if ((err =
|
|
snd_ctl_add(card, kctl =
|
|
snd_ctl_new1(&snd_hdspm_controls[idx],
|
|
hdspm))) < 0) {
|
|
return err;
|
|
}
|
|
}
|
|
|
|
/* Channel playback mixer as default control
|
|
Note: the whole matrix would be 128*HDSPM_MIXER_CHANNELS Faders, thats to big for any alsamixer
|
|
they are accesible via special IOCTL on hwdep
|
|
and the mixer 2dimensional mixer control */
|
|
|
|
snd_hdspm_playback_mixer.name = "Chn";
|
|
limit = HDSPM_MAX_CHANNELS;
|
|
|
|
/* The index values are one greater than the channel ID so that alsamixer
|
|
will display them correctly. We want to use the index for fast lookup
|
|
of the relevant channel, but if we use it at all, most ALSA software
|
|
does the wrong thing with it ...
|
|
*/
|
|
|
|
for (idx = 0; idx < limit; ++idx) {
|
|
snd_hdspm_playback_mixer.index = idx + 1;
|
|
if ((err = snd_ctl_add(card,
|
|
kctl =
|
|
snd_ctl_new1
|
|
(&snd_hdspm_playback_mixer,
|
|
hdspm)))) {
|
|
return err;
|
|
}
|
|
hdspm->playback_mixer_ctls[idx] = kctl;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*------------------------------------------------------------
|
|
/proc interface
|
|
------------------------------------------------------------*/
|
|
|
|
static void
|
|
snd_hdspm_proc_read(snd_info_entry_t * entry, snd_info_buffer_t * buffer)
|
|
{
|
|
hdspm_t *hdspm = (hdspm_t *) entry->private_data;
|
|
unsigned int status;
|
|
unsigned int status2;
|
|
char *pref_sync_ref;
|
|
char *autosync_ref;
|
|
char *system_clock_mode;
|
|
char *clock_source;
|
|
char *insel;
|
|
char *syncref;
|
|
int x, x2;
|
|
|
|
status = hdspm_read(hdspm, HDSPM_statusRegister);
|
|
status2 = hdspm_read(hdspm, HDSPM_statusRegister2);
|
|
|
|
snd_iprintf(buffer, "%s (Card #%d) Rev.%x Status2first3bits: %x\n",
|
|
hdspm->card_name, hdspm->card->number + 1,
|
|
hdspm->firmware_rev,
|
|
(status2 & HDSPM_version0) |
|
|
(status2 & HDSPM_version1) | (status2 &
|
|
HDSPM_version2));
|
|
|
|
snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n",
|
|
hdspm->irq, hdspm->port, (unsigned long)hdspm->iobase);
|
|
|
|
snd_iprintf(buffer, "--- System ---\n");
|
|
|
|
snd_iprintf(buffer,
|
|
"IRQ Pending: Audio=%d, MIDI0=%d, MIDI1=%d, IRQcount=%d\n",
|
|
status & HDSPM_audioIRQPending,
|
|
(status & HDSPM_midi0IRQPending) ? 1 : 0,
|
|
(status & HDSPM_midi1IRQPending) ? 1 : 0,
|
|
hdspm->irq_count);
|
|
snd_iprintf(buffer,
|
|
"HW pointer: id = %d, rawptr = %d (%d->%d) estimated= %ld (bytes)\n",
|
|
((status & HDSPM_BufferID) ? 1 : 0),
|
|
(status & HDSPM_BufferPositionMask),
|
|
(status & HDSPM_BufferPositionMask) % (2 *
|
|
(int)hdspm->
|
|
period_bytes),
|
|
((status & HDSPM_BufferPositionMask) -
|
|
64) % (2 * (int)hdspm->period_bytes),
|
|
(long) hdspm_hw_pointer(hdspm) * 4);
|
|
|
|
snd_iprintf(buffer,
|
|
"MIDI FIFO: Out1=0x%x, Out2=0x%x, In1=0x%x, In2=0x%x \n",
|
|
hdspm_read(hdspm, HDSPM_midiStatusOut0) & 0xFF,
|
|
hdspm_read(hdspm, HDSPM_midiStatusOut1) & 0xFF,
|
|
hdspm_read(hdspm, HDSPM_midiStatusIn0) & 0xFF,
|
|
hdspm_read(hdspm, HDSPM_midiStatusIn1) & 0xFF);
|
|
snd_iprintf(buffer,
|
|
"Register: ctrl1=0x%x, ctrl2=0x%x, status1=0x%x, status2=0x%x\n",
|
|
hdspm->control_register, hdspm->control2_register,
|
|
status, status2);
|
|
|
|
snd_iprintf(buffer, "--- Settings ---\n");
|
|
|
|
x = 1 << (6 +
|
|
hdspm_decode_latency(hdspm->
|
|
control_register &
|
|
HDSPM_LatencyMask));
|
|
|
|
snd_iprintf(buffer,
|
|
"Size (Latency): %d samples (2 periods of %lu bytes)\n",
|
|
x, (unsigned long) hdspm->period_bytes);
|
|
|
|
snd_iprintf(buffer, "Line out: %s, Precise Pointer: %s\n",
|
|
(hdspm->
|
|
control_register & HDSPM_LineOut) ? "on " : "off",
|
|
(hdspm->precise_ptr) ? "on" : "off");
|
|
|
|
switch (hdspm->control_register & HDSPM_InputMask) {
|
|
case HDSPM_InputOptical:
|
|
insel = "Optical";
|
|
break;
|
|
case HDSPM_InputCoaxial:
|
|
insel = "Coaxial";
|
|
break;
|
|
default:
|
|
insel = "Unkown";
|
|
}
|
|
|
|
switch (hdspm->control_register & HDSPM_SyncRefMask) {
|
|
case HDSPM_SyncRef_Word:
|
|
syncref = "WordClock";
|
|
break;
|
|
case HDSPM_SyncRef_MADI:
|
|
syncref = "MADI";
|
|
break;
|
|
default:
|
|
syncref = "Unkown";
|
|
}
|
|
snd_iprintf(buffer, "Inputsel = %s, SyncRef = %s\n", insel,
|
|
syncref);
|
|
|
|
snd_iprintf(buffer,
|
|
"ClearTrackMarker = %s, Transmit in %s Channel Mode, Auto Input %s\n",
|
|
(hdspm->
|
|
control_register & HDSPM_clr_tms) ? "on" : "off",
|
|
(hdspm->
|
|
control_register & HDSPM_TX_64ch) ? "64" : "56",
|
|
(hdspm->
|
|
control_register & HDSPM_AutoInp) ? "on" : "off");
|
|
|
|
switch (hdspm_clock_source(hdspm)) {
|
|
case HDSPM_CLOCK_SOURCE_AUTOSYNC:
|
|
clock_source = "AutoSync";
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_32KHZ:
|
|
clock_source = "Internal 32 kHz";
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_44_1KHZ:
|
|
clock_source = "Internal 44.1 kHz";
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_48KHZ:
|
|
clock_source = "Internal 48 kHz";
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_64KHZ:
|
|
clock_source = "Internal 64 kHz";
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_88_2KHZ:
|
|
clock_source = "Internal 88.2 kHz";
|
|
break;
|
|
case HDSPM_CLOCK_SOURCE_INTERNAL_96KHZ:
|
|
clock_source = "Internal 96 kHz";
|
|
break;
|
|
default:
|
|
clock_source = "Error";
|
|
}
|
|
snd_iprintf(buffer, "Sample Clock Source: %s\n", clock_source);
|
|
if (!(hdspm->control_register & HDSPM_ClockModeMaster)) {
|
|
system_clock_mode = "Slave";
|
|
} else {
|
|
system_clock_mode = "Master";
|
|
}
|
|
snd_iprintf(buffer, "System Clock Mode: %s\n", system_clock_mode);
|
|
|
|
switch (hdspm_pref_sync_ref(hdspm)) {
|
|
case HDSPM_SYNC_FROM_WORD:
|
|
pref_sync_ref = "Word Clock";
|
|
break;
|
|
case HDSPM_SYNC_FROM_MADI:
|
|
pref_sync_ref = "MADI Sync";
|
|
break;
|
|
default:
|
|
pref_sync_ref = "XXXX Clock";
|
|
break;
|
|
}
|
|
snd_iprintf(buffer, "Preferred Sync Reference: %s\n",
|
|
pref_sync_ref);
|
|
|
|
snd_iprintf(buffer, "System Clock Frequency: %d\n",
|
|
hdspm->system_sample_rate);
|
|
|
|
|
|
snd_iprintf(buffer, "--- Status:\n");
|
|
|
|
x = status & HDSPM_madiSync;
|
|
x2 = status2 & HDSPM_wcSync;
|
|
|
|
snd_iprintf(buffer, "Inputs MADI=%s, WordClock=%s\n",
|
|
(status & HDSPM_madiLock) ? (x ? "Sync" : "Lock") :
|
|
"NoLock",
|
|
(status2 & HDSPM_wcLock) ? (x2 ? "Sync" : "Lock") :
|
|
"NoLock");
|
|
|
|
switch (hdspm_autosync_ref(hdspm)) {
|
|
case HDSPM_AUTOSYNC_FROM_WORD:
|
|
autosync_ref = "Word Clock";
|
|
break;
|
|
case HDSPM_AUTOSYNC_FROM_MADI:
|
|
autosync_ref = "MADI Sync";
|
|
break;
|
|
case HDSPM_AUTOSYNC_FROM_NONE:
|
|
autosync_ref = "Input not valid";
|
|
break;
|
|
default:
|
|
autosync_ref = "---";
|
|
break;
|
|
}
|
|
snd_iprintf(buffer,
|
|
"AutoSync: Reference= %s, Freq=%d (MADI = %d, Word = %d)\n",
|
|
autosync_ref, hdspm_external_sample_rate(hdspm),
|
|
(status & HDSPM_madiFreqMask) >> 22,
|
|
(status2 & HDSPM_wcFreqMask) >> 5);
|
|
|
|
snd_iprintf(buffer, "Input: %s, Mode=%s\n",
|
|
(status & HDSPM_AB_int) ? "Coax" : "Optical",
|
|
(status & HDSPM_RX_64ch) ? "64 channels" :
|
|
"56 channels");
|
|
|
|
snd_iprintf(buffer, "\n");
|
|
}
|
|
|
|
static void __devinit snd_hdspm_proc_init(hdspm_t * hdspm)
|
|
{
|
|
snd_info_entry_t *entry;
|
|
|
|
if (!snd_card_proc_new(hdspm->card, "hdspm", &entry))
|
|
snd_info_set_text_ops(entry, hdspm, 1024,
|
|
snd_hdspm_proc_read);
|
|
}
|
|
|
|
/*------------------------------------------------------------
|
|
hdspm intitialize
|
|
------------------------------------------------------------*/
|
|
|
|
static int snd_hdspm_set_defaults(hdspm_t * hdspm)
|
|
{
|
|
unsigned int i;
|
|
|
|
/* ASSUMPTION: hdspm->lock is either held, or there is no need to
|
|
hold it (e.g. during module initalization).
|
|
*/
|
|
|
|
/* set defaults: */
|
|
|
|
hdspm->control_register = HDSPM_ClockModeMaster | /* Master Cloack Mode on */
|
|
hdspm_encode_latency(7) | /* latency maximum = 8192 samples */
|
|
HDSPM_InputCoaxial | /* Input Coax not Optical */
|
|
HDSPM_SyncRef_MADI | /* Madi is syncclock */
|
|
HDSPM_LineOut | /* Analog output in */
|
|
HDSPM_TX_64ch | /* transmit in 64ch mode */
|
|
HDSPM_AutoInp; /* AutoInput chossing (takeover) */
|
|
|
|
/* ! HDSPM_Frequency0|HDSPM_Frequency1 = 44.1khz */
|
|
/* ! HDSPM_DoubleSpeed HDSPM_QuadSpeed = normal speed */
|
|
/* ! HDSPM_clr_tms = do not clear bits in track marks */
|
|
|
|
hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register);
|
|
|
|
#ifdef SNDRV_BIG_ENDIAN
|
|
hdspm->control2_register = HDSPM_BIGENDIAN_MODE;
|
|
#else
|
|
hdspm->control2_register = 0;
|
|
#endif
|
|
|
|
hdspm_write(hdspm, HDSPM_control2Reg, hdspm->control2_register);
|
|
hdspm_compute_period_size(hdspm);
|
|
|
|
/* silence everything */
|
|
|
|
all_in_all_mixer(hdspm, 0 * UNITY_GAIN);
|
|
|
|
if (line_outs_monitor[hdspm->dev]) {
|
|
|
|
snd_printk(KERN_INFO "HDSPM: sending all playback streams to line outs.\n");
|
|
|
|
for (i = 0; i < HDSPM_MIXER_CHANNELS; i++) {
|
|
if (hdspm_write_pb_gain(hdspm, i, i, UNITY_GAIN))
|
|
return -EIO;
|
|
}
|
|
}
|
|
|
|
/* set a default rate so that the channel map is set up. */
|
|
hdspm->channel_map = channel_map_madi_ss;
|
|
hdspm_set_rate(hdspm, 44100, 1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*------------------------------------------------------------
|
|
interupt
|
|
------------------------------------------------------------*/
|
|
|
|
static irqreturn_t snd_hdspm_interrupt(int irq, void *dev_id,
|
|
struct pt_regs *regs)
|
|
{
|
|
hdspm_t *hdspm = (hdspm_t *) dev_id;
|
|
unsigned int status;
|
|
int audio;
|
|
int midi0;
|
|
int midi1;
|
|
unsigned int midi0status;
|
|
unsigned int midi1status;
|
|
int schedule = 0;
|
|
|
|
status = hdspm_read(hdspm, HDSPM_statusRegister);
|
|
|
|
audio = status & HDSPM_audioIRQPending;
|
|
midi0 = status & HDSPM_midi0IRQPending;
|
|
midi1 = status & HDSPM_midi1IRQPending;
|
|
|
|
if (!audio && !midi0 && !midi1)
|
|
return IRQ_NONE;
|
|
|
|
hdspm_write(hdspm, HDSPM_interruptConfirmation, 0);
|
|
hdspm->irq_count++;
|
|
|
|
midi0status = hdspm_read(hdspm, HDSPM_midiStatusIn0) & 0xff;
|
|
midi1status = hdspm_read(hdspm, HDSPM_midiStatusIn1) & 0xff;
|
|
|
|
if (audio) {
|
|
|
|
if (hdspm->capture_substream)
|
|
snd_pcm_period_elapsed(hdspm->pcm->
|
|
streams
|
|
[SNDRV_PCM_STREAM_CAPTURE].
|
|
substream);
|
|
|
|
if (hdspm->playback_substream)
|
|
snd_pcm_period_elapsed(hdspm->pcm->
|
|
streams
|
|
[SNDRV_PCM_STREAM_PLAYBACK].
|
|
substream);
|
|
}
|
|
|
|
if (midi0 && midi0status) {
|
|
/* we disable interrupts for this input until processing is done */
|
|
hdspm->control_register &= ~HDSPM_Midi0InterruptEnable;
|
|
hdspm_write(hdspm, HDSPM_controlRegister,
|
|
hdspm->control_register);
|
|
hdspm->midi[0].pending = 1;
|
|
schedule = 1;
|
|
}
|
|
if (midi1 && midi1status) {
|
|
/* we disable interrupts for this input until processing is done */
|
|
hdspm->control_register &= ~HDSPM_Midi1InterruptEnable;
|
|
hdspm_write(hdspm, HDSPM_controlRegister,
|
|
hdspm->control_register);
|
|
hdspm->midi[1].pending = 1;
|
|
schedule = 1;
|
|
}
|
|
if (schedule)
|
|
tasklet_hi_schedule(&hdspm->midi_tasklet);
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
/*------------------------------------------------------------
|
|
pcm interface
|
|
------------------------------------------------------------*/
|
|
|
|
|
|
static snd_pcm_uframes_t snd_hdspm_hw_pointer(snd_pcm_substream_t *
|
|
substream)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
return hdspm_hw_pointer(hdspm);
|
|
}
|
|
|
|
static char *hdspm_channel_buffer_location(hdspm_t * hdspm,
|
|
int stream, int channel)
|
|
{
|
|
int mapped_channel;
|
|
|
|
snd_assert(channel >= 0
|
|
|| channel < HDSPM_MAX_CHANNELS, return NULL);
|
|
|
|
if ((mapped_channel = hdspm->channel_map[channel]) < 0)
|
|
return NULL;
|
|
|
|
if (stream == SNDRV_PCM_STREAM_CAPTURE) {
|
|
return hdspm->capture_buffer +
|
|
mapped_channel * HDSPM_CHANNEL_BUFFER_BYTES;
|
|
} else {
|
|
return hdspm->playback_buffer +
|
|
mapped_channel * HDSPM_CHANNEL_BUFFER_BYTES;
|
|
}
|
|
}
|
|
|
|
|
|
/* dont know why need it ??? */
|
|
static int snd_hdspm_playback_copy(snd_pcm_substream_t * substream,
|
|
int channel, snd_pcm_uframes_t pos,
|
|
void __user *src, snd_pcm_uframes_t count)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
char *channel_buf;
|
|
|
|
snd_assert(pos + count <= HDSPM_CHANNEL_BUFFER_BYTES / 4,
|
|
return -EINVAL);
|
|
|
|
channel_buf = hdspm_channel_buffer_location(hdspm,
|
|
substream->pstr->
|
|
stream, channel);
|
|
|
|
snd_assert(channel_buf != NULL, return -EIO);
|
|
|
|
return copy_from_user(channel_buf + pos * 4, src, count * 4);
|
|
}
|
|
|
|
static int snd_hdspm_capture_copy(snd_pcm_substream_t * substream,
|
|
int channel, snd_pcm_uframes_t pos,
|
|
void __user *dst, snd_pcm_uframes_t count)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
char *channel_buf;
|
|
|
|
snd_assert(pos + count <= HDSPM_CHANNEL_BUFFER_BYTES / 4,
|
|
return -EINVAL);
|
|
|
|
channel_buf = hdspm_channel_buffer_location(hdspm,
|
|
substream->pstr->
|
|
stream, channel);
|
|
snd_assert(channel_buf != NULL, return -EIO);
|
|
return copy_to_user(dst, channel_buf + pos * 4, count * 4);
|
|
}
|
|
|
|
static int snd_hdspm_hw_silence(snd_pcm_substream_t * substream,
|
|
int channel, snd_pcm_uframes_t pos,
|
|
snd_pcm_uframes_t count)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
char *channel_buf;
|
|
|
|
channel_buf =
|
|
hdspm_channel_buffer_location(hdspm, substream->pstr->stream,
|
|
channel);
|
|
snd_assert(channel_buf != NULL, return -EIO);
|
|
memset(channel_buf + pos * 4, 0, count * 4);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_reset(snd_pcm_substream_t * substream)
|
|
{
|
|
snd_pcm_runtime_t *runtime = substream->runtime;
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
snd_pcm_substream_t *other;
|
|
|
|
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
|
|
other = hdspm->capture_substream;
|
|
else
|
|
other = hdspm->playback_substream;
|
|
|
|
if (hdspm->running)
|
|
runtime->status->hw_ptr = hdspm_hw_pointer(hdspm);
|
|
else
|
|
runtime->status->hw_ptr = 0;
|
|
if (other) {
|
|
struct list_head *pos;
|
|
snd_pcm_substream_t *s;
|
|
snd_pcm_runtime_t *oruntime = other->runtime;
|
|
snd_pcm_group_for_each(pos, substream) {
|
|
s = snd_pcm_group_substream_entry(pos);
|
|
if (s == other) {
|
|
oruntime->status->hw_ptr =
|
|
runtime->status->hw_ptr;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_hw_params(snd_pcm_substream_t * substream,
|
|
snd_pcm_hw_params_t * params)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
int err;
|
|
int i;
|
|
pid_t this_pid;
|
|
pid_t other_pid;
|
|
struct snd_sg_buf *sgbuf;
|
|
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
|
|
if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) {
|
|
this_pid = hdspm->playback_pid;
|
|
other_pid = hdspm->capture_pid;
|
|
} else {
|
|
this_pid = hdspm->capture_pid;
|
|
other_pid = hdspm->playback_pid;
|
|
}
|
|
|
|
if ((other_pid > 0) && (this_pid != other_pid)) {
|
|
|
|
/* The other stream is open, and not by the same
|
|
task as this one. Make sure that the parameters
|
|
that matter are the same.
|
|
*/
|
|
|
|
if (params_rate(params) != hdspm->system_sample_rate) {
|
|
spin_unlock_irq(&hdspm->lock);
|
|
_snd_pcm_hw_param_setempty(params,
|
|
SNDRV_PCM_HW_PARAM_RATE);
|
|
return -EBUSY;
|
|
}
|
|
|
|
if (params_period_size(params) != hdspm->period_bytes / 4) {
|
|
spin_unlock_irq(&hdspm->lock);
|
|
_snd_pcm_hw_param_setempty(params,
|
|
SNDRV_PCM_HW_PARAM_PERIOD_SIZE);
|
|
return -EBUSY;
|
|
}
|
|
|
|
}
|
|
/* We're fine. */
|
|
spin_unlock_irq(&hdspm->lock);
|
|
|
|
/* how to make sure that the rate matches an externally-set one ? */
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
if ((err = hdspm_set_rate(hdspm, params_rate(params), 0)) < 0) {
|
|
spin_unlock_irq(&hdspm->lock);
|
|
_snd_pcm_hw_param_setempty(params,
|
|
SNDRV_PCM_HW_PARAM_RATE);
|
|
return err;
|
|
}
|
|
spin_unlock_irq(&hdspm->lock);
|
|
|
|
if ((err =
|
|
hdspm_set_interrupt_interval(hdspm,
|
|
params_period_size(params))) <
|
|
0) {
|
|
_snd_pcm_hw_param_setempty(params,
|
|
SNDRV_PCM_HW_PARAM_PERIOD_SIZE);
|
|
return err;
|
|
}
|
|
|
|
/* Memory allocation, takashi's method, dont know if we should spinlock */
|
|
/* malloc all buffer even if not enabled to get sure */
|
|
/* malloc only needed bytes */
|
|
err =
|
|
snd_pcm_lib_malloc_pages(substream,
|
|
HDSPM_CHANNEL_BUFFER_BYTES *
|
|
params_channels(params));
|
|
if (err < 0)
|
|
return err;
|
|
|
|
sgbuf = snd_pcm_substream_sgbuf(substream);
|
|
|
|
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
|
|
|
|
hdspm_set_sgbuf(hdspm, sgbuf, HDSPM_pageAddressBufferOut,
|
|
params_channels(params));
|
|
|
|
for (i = 0; i < params_channels(params); ++i)
|
|
snd_hdspm_enable_out(hdspm, i, 1);
|
|
|
|
hdspm->playback_buffer =
|
|
(unsigned char *) substream->runtime->dma_area;
|
|
} else {
|
|
hdspm_set_sgbuf(hdspm, sgbuf, HDSPM_pageAddressBufferIn,
|
|
params_channels(params));
|
|
|
|
for (i = 0; i < params_channels(params); ++i)
|
|
snd_hdspm_enable_in(hdspm, i, 1);
|
|
|
|
hdspm->capture_buffer =
|
|
(unsigned char *) substream->runtime->dma_area;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_hw_free(snd_pcm_substream_t * substream)
|
|
{
|
|
int i;
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
|
|
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
|
|
|
|
/* params_channels(params) should be enough,
|
|
but to get sure in case of error */
|
|
for (i = 0; i < HDSPM_MAX_CHANNELS; ++i)
|
|
snd_hdspm_enable_out(hdspm, i, 0);
|
|
|
|
hdspm->playback_buffer = NULL;
|
|
} else {
|
|
for (i = 0; i < HDSPM_MAX_CHANNELS; ++i)
|
|
snd_hdspm_enable_in(hdspm, i, 0);
|
|
|
|
hdspm->capture_buffer = NULL;
|
|
|
|
}
|
|
|
|
snd_pcm_lib_free_pages(substream);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_channel_info(snd_pcm_substream_t * substream,
|
|
snd_pcm_channel_info_t * info)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
int mapped_channel;
|
|
|
|
snd_assert(info->channel < HDSPM_MAX_CHANNELS, return -EINVAL);
|
|
|
|
if ((mapped_channel = hdspm->channel_map[info->channel]) < 0)
|
|
return -EINVAL;
|
|
|
|
info->offset = mapped_channel * HDSPM_CHANNEL_BUFFER_BYTES;
|
|
info->first = 0;
|
|
info->step = 32;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_ioctl(snd_pcm_substream_t * substream,
|
|
unsigned int cmd, void *arg)
|
|
{
|
|
switch (cmd) {
|
|
case SNDRV_PCM_IOCTL1_RESET:
|
|
{
|
|
return snd_hdspm_reset(substream);
|
|
}
|
|
|
|
case SNDRV_PCM_IOCTL1_CHANNEL_INFO:
|
|
{
|
|
snd_pcm_channel_info_t *info = arg;
|
|
return snd_hdspm_channel_info(substream, info);
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return snd_pcm_lib_ioctl(substream, cmd, arg);
|
|
}
|
|
|
|
static int snd_hdspm_trigger(snd_pcm_substream_t * substream, int cmd)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
snd_pcm_substream_t *other;
|
|
int running;
|
|
|
|
spin_lock(&hdspm->lock);
|
|
running = hdspm->running;
|
|
switch (cmd) {
|
|
case SNDRV_PCM_TRIGGER_START:
|
|
running |= 1 << substream->stream;
|
|
break;
|
|
case SNDRV_PCM_TRIGGER_STOP:
|
|
running &= ~(1 << substream->stream);
|
|
break;
|
|
default:
|
|
snd_BUG();
|
|
spin_unlock(&hdspm->lock);
|
|
return -EINVAL;
|
|
}
|
|
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
|
|
other = hdspm->capture_substream;
|
|
else
|
|
other = hdspm->playback_substream;
|
|
|
|
if (other) {
|
|
struct list_head *pos;
|
|
snd_pcm_substream_t *s;
|
|
snd_pcm_group_for_each(pos, substream) {
|
|
s = snd_pcm_group_substream_entry(pos);
|
|
if (s == other) {
|
|
snd_pcm_trigger_done(s, substream);
|
|
if (cmd == SNDRV_PCM_TRIGGER_START)
|
|
running |= 1 << s->stream;
|
|
else
|
|
running &= ~(1 << s->stream);
|
|
goto _ok;
|
|
}
|
|
}
|
|
if (cmd == SNDRV_PCM_TRIGGER_START) {
|
|
if (!(running & (1 << SNDRV_PCM_STREAM_PLAYBACK))
|
|
&& substream->stream ==
|
|
SNDRV_PCM_STREAM_CAPTURE)
|
|
hdspm_silence_playback(hdspm);
|
|
} else {
|
|
if (running &&
|
|
substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
|
|
hdspm_silence_playback(hdspm);
|
|
}
|
|
} else {
|
|
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
|
|
hdspm_silence_playback(hdspm);
|
|
}
|
|
_ok:
|
|
snd_pcm_trigger_done(substream, substream);
|
|
if (!hdspm->running && running)
|
|
hdspm_start_audio(hdspm);
|
|
else if (hdspm->running && !running)
|
|
hdspm_stop_audio(hdspm);
|
|
hdspm->running = running;
|
|
spin_unlock(&hdspm->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_prepare(snd_pcm_substream_t * substream)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static unsigned int period_sizes[] =
|
|
{ 64, 128, 256, 512, 1024, 2048, 4096, 8192 };
|
|
|
|
static snd_pcm_hardware_t snd_hdspm_playback_subinfo = {
|
|
.info = (SNDRV_PCM_INFO_MMAP |
|
|
SNDRV_PCM_INFO_MMAP_VALID |
|
|
SNDRV_PCM_INFO_NONINTERLEAVED |
|
|
SNDRV_PCM_INFO_SYNC_START | SNDRV_PCM_INFO_DOUBLE),
|
|
.formats = SNDRV_PCM_FMTBIT_S32_LE,
|
|
.rates = (SNDRV_PCM_RATE_32000 |
|
|
SNDRV_PCM_RATE_44100 |
|
|
SNDRV_PCM_RATE_48000 |
|
|
SNDRV_PCM_RATE_64000 |
|
|
SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000),
|
|
.rate_min = 32000,
|
|
.rate_max = 96000,
|
|
.channels_min = 1,
|
|
.channels_max = HDSPM_MAX_CHANNELS,
|
|
.buffer_bytes_max =
|
|
HDSPM_CHANNEL_BUFFER_BYTES * HDSPM_MAX_CHANNELS,
|
|
.period_bytes_min = (64 * 4),
|
|
.period_bytes_max = (8192 * 4) * HDSPM_MAX_CHANNELS,
|
|
.periods_min = 2,
|
|
.periods_max = 2,
|
|
.fifo_size = 0
|
|
};
|
|
|
|
static snd_pcm_hardware_t snd_hdspm_capture_subinfo = {
|
|
.info = (SNDRV_PCM_INFO_MMAP |
|
|
SNDRV_PCM_INFO_MMAP_VALID |
|
|
SNDRV_PCM_INFO_NONINTERLEAVED |
|
|
SNDRV_PCM_INFO_SYNC_START),
|
|
.formats = SNDRV_PCM_FMTBIT_S32_LE,
|
|
.rates = (SNDRV_PCM_RATE_32000 |
|
|
SNDRV_PCM_RATE_44100 |
|
|
SNDRV_PCM_RATE_48000 |
|
|
SNDRV_PCM_RATE_64000 |
|
|
SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000),
|
|
.rate_min = 32000,
|
|
.rate_max = 96000,
|
|
.channels_min = 1,
|
|
.channels_max = HDSPM_MAX_CHANNELS,
|
|
.buffer_bytes_max =
|
|
HDSPM_CHANNEL_BUFFER_BYTES * HDSPM_MAX_CHANNELS,
|
|
.period_bytes_min = (64 * 4),
|
|
.period_bytes_max = (8192 * 4) * HDSPM_MAX_CHANNELS,
|
|
.periods_min = 2,
|
|
.periods_max = 2,
|
|
.fifo_size = 0
|
|
};
|
|
|
|
static snd_pcm_hw_constraint_list_t hw_constraints_period_sizes = {
|
|
.count = ARRAY_SIZE(period_sizes),
|
|
.list = period_sizes,
|
|
.mask = 0
|
|
};
|
|
|
|
|
|
static int snd_hdspm_hw_rule_channels_rate(snd_pcm_hw_params_t * params,
|
|
snd_pcm_hw_rule_t * rule)
|
|
{
|
|
hdspm_t *hdspm = rule->private;
|
|
snd_interval_t *c =
|
|
hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
|
|
snd_interval_t *r =
|
|
hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
|
|
|
|
if (r->min > 48000) {
|
|
snd_interval_t t = {
|
|
.min = 1,
|
|
.max = hdspm->ds_channels,
|
|
.integer = 1,
|
|
};
|
|
return snd_interval_refine(c, &t);
|
|
} else if (r->max < 64000) {
|
|
snd_interval_t t = {
|
|
.min = 1,
|
|
.max = hdspm->ss_channels,
|
|
.integer = 1,
|
|
};
|
|
return snd_interval_refine(c, &t);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_hw_rule_rate_channels(snd_pcm_hw_params_t * params,
|
|
snd_pcm_hw_rule_t * rule)
|
|
{
|
|
hdspm_t *hdspm = rule->private;
|
|
snd_interval_t *c =
|
|
hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
|
|
snd_interval_t *r =
|
|
hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
|
|
|
|
if (c->min <= hdspm->ss_channels) {
|
|
snd_interval_t t = {
|
|
.min = 32000,
|
|
.max = 48000,
|
|
.integer = 1,
|
|
};
|
|
return snd_interval_refine(r, &t);
|
|
} else if (c->max > hdspm->ss_channels) {
|
|
snd_interval_t t = {
|
|
.min = 64000,
|
|
.max = 96000,
|
|
.integer = 1,
|
|
};
|
|
|
|
return snd_interval_refine(r, &t);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_playback_open(snd_pcm_substream_t * substream)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
snd_pcm_runtime_t *runtime = substream->runtime;
|
|
|
|
snd_printdd("Open device substream %d\n", substream->stream);
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
|
|
snd_pcm_set_sync(substream);
|
|
|
|
runtime->hw = snd_hdspm_playback_subinfo;
|
|
|
|
if (hdspm->capture_substream == NULL)
|
|
hdspm_stop_audio(hdspm);
|
|
|
|
hdspm->playback_pid = current->pid;
|
|
hdspm->playback_substream = substream;
|
|
|
|
spin_unlock_irq(&hdspm->lock);
|
|
|
|
snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
|
|
|
|
snd_pcm_hw_constraint_list(runtime, 0,
|
|
SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
|
|
&hw_constraints_period_sizes);
|
|
|
|
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
|
|
snd_hdspm_hw_rule_channels_rate, hdspm,
|
|
SNDRV_PCM_HW_PARAM_RATE, -1);
|
|
|
|
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
|
|
snd_hdspm_hw_rule_rate_channels, hdspm,
|
|
SNDRV_PCM_HW_PARAM_CHANNELS, -1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_playback_release(snd_pcm_substream_t * substream)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
|
|
hdspm->playback_pid = -1;
|
|
hdspm->playback_substream = NULL;
|
|
|
|
spin_unlock_irq(&hdspm->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int snd_hdspm_capture_open(snd_pcm_substream_t * substream)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
snd_pcm_runtime_t *runtime = substream->runtime;
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
snd_pcm_set_sync(substream);
|
|
runtime->hw = snd_hdspm_capture_subinfo;
|
|
|
|
if (hdspm->playback_substream == NULL)
|
|
hdspm_stop_audio(hdspm);
|
|
|
|
hdspm->capture_pid = current->pid;
|
|
hdspm->capture_substream = substream;
|
|
|
|
spin_unlock_irq(&hdspm->lock);
|
|
|
|
snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
|
|
snd_pcm_hw_constraint_list(runtime, 0,
|
|
SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
|
|
&hw_constraints_period_sizes);
|
|
|
|
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
|
|
snd_hdspm_hw_rule_channels_rate, hdspm,
|
|
SNDRV_PCM_HW_PARAM_RATE, -1);
|
|
|
|
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
|
|
snd_hdspm_hw_rule_rate_channels, hdspm,
|
|
SNDRV_PCM_HW_PARAM_CHANNELS, -1);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_capture_release(snd_pcm_substream_t * substream)
|
|
{
|
|
hdspm_t *hdspm = snd_pcm_substream_chip(substream);
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
|
|
hdspm->capture_pid = -1;
|
|
hdspm->capture_substream = NULL;
|
|
|
|
spin_unlock_irq(&hdspm->lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_hwdep_dummy_op(snd_hwdep_t * hw, struct file *file)
|
|
{
|
|
/* we have nothing to initialize but the call is required */
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int snd_hdspm_hwdep_ioctl(snd_hwdep_t * hw, struct file *file,
|
|
unsigned int cmd, unsigned long arg)
|
|
{
|
|
hdspm_t *hdspm = (hdspm_t *) hw->private_data;
|
|
struct sndrv_hdspm_mixer_ioctl mixer;
|
|
hdspm_config_info_t info;
|
|
hdspm_version_t hdspm_version;
|
|
struct sndrv_hdspm_peak_rms_ioctl rms;
|
|
|
|
switch (cmd) {
|
|
|
|
|
|
case SNDRV_HDSPM_IOCTL_GET_PEAK_RMS:
|
|
if (copy_from_user(&rms, (void __user *)arg, sizeof(rms)))
|
|
return -EFAULT;
|
|
/* maybe there is a chance to memorymap in future so dont touch just copy */
|
|
if(copy_to_user_fromio((void __user *)rms.peak,
|
|
hdspm->iobase+HDSPM_MADI_peakrmsbase,
|
|
sizeof(hdspm_peak_rms_t)) != 0 )
|
|
return -EFAULT;
|
|
|
|
break;
|
|
|
|
|
|
case SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO:
|
|
|
|
spin_lock_irq(&hdspm->lock);
|
|
info.pref_sync_ref =
|
|
(unsigned char) hdspm_pref_sync_ref(hdspm);
|
|
info.wordclock_sync_check =
|
|
(unsigned char) hdspm_wc_sync_check(hdspm);
|
|
|
|
info.system_sample_rate = hdspm->system_sample_rate;
|
|
info.autosync_sample_rate =
|
|
hdspm_external_sample_rate(hdspm);
|
|
info.system_clock_mode =
|
|
(unsigned char) hdspm_system_clock_mode(hdspm);
|
|
info.clock_source =
|
|
(unsigned char) hdspm_clock_source(hdspm);
|
|
info.autosync_ref =
|
|
(unsigned char) hdspm_autosync_ref(hdspm);
|
|
info.line_out = (unsigned char) hdspm_line_out(hdspm);
|
|
info.passthru = 0;
|
|
spin_unlock_irq(&hdspm->lock);
|
|
if (copy_to_user((void __user *) arg, &info, sizeof(info)))
|
|
return -EFAULT;
|
|
break;
|
|
|
|
case SNDRV_HDSPM_IOCTL_GET_VERSION:
|
|
hdspm_version.firmware_rev = hdspm->firmware_rev;
|
|
if (copy_to_user((void __user *) arg, &hdspm_version,
|
|
sizeof(hdspm_version)))
|
|
return -EFAULT;
|
|
break;
|
|
|
|
case SNDRV_HDSPM_IOCTL_GET_MIXER:
|
|
if (copy_from_user(&mixer, (void __user *)arg, sizeof(mixer)))
|
|
return -EFAULT;
|
|
if (copy_to_user
|
|
((void __user *)mixer.mixer, hdspm->mixer, sizeof(hdspm_mixer_t)))
|
|
return -EFAULT;
|
|
break;
|
|
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static snd_pcm_ops_t snd_hdspm_playback_ops = {
|
|
.open = snd_hdspm_playback_open,
|
|
.close = snd_hdspm_playback_release,
|
|
.ioctl = snd_hdspm_ioctl,
|
|
.hw_params = snd_hdspm_hw_params,
|
|
.hw_free = snd_hdspm_hw_free,
|
|
.prepare = snd_hdspm_prepare,
|
|
.trigger = snd_hdspm_trigger,
|
|
.pointer = snd_hdspm_hw_pointer,
|
|
.copy = snd_hdspm_playback_copy,
|
|
.silence = snd_hdspm_hw_silence,
|
|
.page = snd_pcm_sgbuf_ops_page,
|
|
};
|
|
|
|
static snd_pcm_ops_t snd_hdspm_capture_ops = {
|
|
.open = snd_hdspm_capture_open,
|
|
.close = snd_hdspm_capture_release,
|
|
.ioctl = snd_hdspm_ioctl,
|
|
.hw_params = snd_hdspm_hw_params,
|
|
.hw_free = snd_hdspm_hw_free,
|
|
.prepare = snd_hdspm_prepare,
|
|
.trigger = snd_hdspm_trigger,
|
|
.pointer = snd_hdspm_hw_pointer,
|
|
.copy = snd_hdspm_capture_copy,
|
|
.page = snd_pcm_sgbuf_ops_page,
|
|
};
|
|
|
|
static int __devinit snd_hdspm_create_hwdep(snd_card_t * card,
|
|
hdspm_t * hdspm)
|
|
{
|
|
snd_hwdep_t *hw;
|
|
int err;
|
|
|
|
if ((err = snd_hwdep_new(card, "HDSPM hwdep", 0, &hw)) < 0)
|
|
return err;
|
|
|
|
hdspm->hwdep = hw;
|
|
hw->private_data = hdspm;
|
|
strcpy(hw->name, "HDSPM hwdep interface");
|
|
|
|
hw->ops.open = snd_hdspm_hwdep_dummy_op;
|
|
hw->ops.ioctl = snd_hdspm_hwdep_ioctl;
|
|
hw->ops.release = snd_hdspm_hwdep_dummy_op;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*------------------------------------------------------------
|
|
memory interface
|
|
------------------------------------------------------------*/
|
|
static int __devinit snd_hdspm_preallocate_memory(hdspm_t * hdspm)
|
|
{
|
|
int err;
|
|
snd_pcm_t *pcm;
|
|
size_t wanted;
|
|
|
|
pcm = hdspm->pcm;
|
|
|
|
wanted = HDSPM_DMA_AREA_BYTES + 4096; /* dont know why, but it works */
|
|
|
|
if ((err =
|
|
snd_pcm_lib_preallocate_pages_for_all(pcm,
|
|
SNDRV_DMA_TYPE_DEV_SG,
|
|
snd_dma_pci_data(hdspm->pci),
|
|
wanted,
|
|
wanted)) < 0) {
|
|
snd_printdd("Could not preallocate %d Bytes\n", wanted);
|
|
|
|
return err;
|
|
} else
|
|
snd_printdd(" Preallocated %d Bytes\n", wanted);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_memory_free(hdspm_t * hdspm)
|
|
{
|
|
snd_printdd("memory_free_for_all %p\n", hdspm->pcm);
|
|
|
|
snd_pcm_lib_preallocate_free_for_all(hdspm->pcm);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void hdspm_set_sgbuf(hdspm_t * hdspm, struct snd_sg_buf *sgbuf,
|
|
unsigned int reg, int channels)
|
|
{
|
|
int i;
|
|
for (i = 0; i < (channels * 16); i++)
|
|
hdspm_write(hdspm, reg + 4 * i,
|
|
snd_pcm_sgbuf_get_addr(sgbuf,
|
|
(size_t) 4096 * i));
|
|
}
|
|
|
|
/* ------------- ALSA Devices ---------------------------- */
|
|
static int __devinit snd_hdspm_create_pcm(snd_card_t * card,
|
|
hdspm_t * hdspm)
|
|
{
|
|
snd_pcm_t *pcm;
|
|
int err;
|
|
|
|
if ((err = snd_pcm_new(card, hdspm->card_name, 0, 1, 1, &pcm)) < 0)
|
|
return err;
|
|
|
|
hdspm->pcm = pcm;
|
|
pcm->private_data = hdspm;
|
|
strcpy(pcm->name, hdspm->card_name);
|
|
|
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
|
|
&snd_hdspm_playback_ops);
|
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
|
|
&snd_hdspm_capture_ops);
|
|
|
|
pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX;
|
|
|
|
if ((err = snd_hdspm_preallocate_memory(hdspm)) < 0)
|
|
return err;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static inline void snd_hdspm_initialize_midi_flush(hdspm_t * hdspm)
|
|
{
|
|
snd_hdspm_flush_midi_input(hdspm, 0);
|
|
snd_hdspm_flush_midi_input(hdspm, 1);
|
|
}
|
|
|
|
static int __devinit snd_hdspm_create_alsa_devices(snd_card_t * card,
|
|
hdspm_t * hdspm)
|
|
{
|
|
int err;
|
|
|
|
snd_printdd("Create card...\n");
|
|
if ((err = snd_hdspm_create_pcm(card, hdspm)) < 0)
|
|
return err;
|
|
|
|
if ((err = snd_hdspm_create_midi(card, hdspm, 0)) < 0)
|
|
return err;
|
|
|
|
if ((err = snd_hdspm_create_midi(card, hdspm, 1)) < 0)
|
|
return err;
|
|
|
|
if ((err = snd_hdspm_create_controls(card, hdspm)) < 0)
|
|
return err;
|
|
|
|
if ((err = snd_hdspm_create_hwdep(card, hdspm)) < 0)
|
|
return err;
|
|
|
|
snd_printdd("proc init...\n");
|
|
snd_hdspm_proc_init(hdspm);
|
|
|
|
hdspm->system_sample_rate = -1;
|
|
hdspm->last_external_sample_rate = -1;
|
|
hdspm->last_internal_sample_rate = -1;
|
|
hdspm->playback_pid = -1;
|
|
hdspm->capture_pid = -1;
|
|
hdspm->capture_substream = NULL;
|
|
hdspm->playback_substream = NULL;
|
|
|
|
snd_printdd("Set defaults...\n");
|
|
if ((err = snd_hdspm_set_defaults(hdspm)) < 0)
|
|
return err;
|
|
|
|
snd_printdd("Update mixer controls...\n");
|
|
hdspm_update_simple_mixer_controls(hdspm);
|
|
|
|
snd_printdd("Initializeing complete ???\n");
|
|
|
|
if ((err = snd_card_register(card)) < 0) {
|
|
snd_printk(KERN_ERR "HDSPM: error registering card\n");
|
|
return err;
|
|
}
|
|
|
|
snd_printdd("... yes now\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int __devinit snd_hdspm_create(snd_card_t * card, hdspm_t * hdspm,
|
|
int precise_ptr, int enable_monitor)
|
|
{
|
|
struct pci_dev *pci = hdspm->pci;
|
|
int err;
|
|
int i;
|
|
|
|
unsigned long io_extent;
|
|
|
|
hdspm->irq = -1;
|
|
hdspm->irq_count = 0;
|
|
|
|
hdspm->midi[0].rmidi = NULL;
|
|
hdspm->midi[1].rmidi = NULL;
|
|
hdspm->midi[0].input = NULL;
|
|
hdspm->midi[1].input = NULL;
|
|
hdspm->midi[0].output = NULL;
|
|
hdspm->midi[1].output = NULL;
|
|
spin_lock_init(&hdspm->midi[0].lock);
|
|
spin_lock_init(&hdspm->midi[1].lock);
|
|
hdspm->iobase = NULL;
|
|
hdspm->control_register = 0;
|
|
hdspm->control2_register = 0;
|
|
|
|
hdspm->playback_buffer = NULL;
|
|
hdspm->capture_buffer = NULL;
|
|
|
|
for (i = 0; i < HDSPM_MAX_CHANNELS; ++i)
|
|
hdspm->playback_mixer_ctls[i] = NULL;
|
|
hdspm->mixer = NULL;
|
|
|
|
hdspm->card = card;
|
|
|
|
spin_lock_init(&hdspm->lock);
|
|
|
|
tasklet_init(&hdspm->midi_tasklet,
|
|
hdspm_midi_tasklet, (unsigned long) hdspm);
|
|
|
|
pci_read_config_word(hdspm->pci,
|
|
PCI_CLASS_REVISION, &hdspm->firmware_rev);
|
|
|
|
strcpy(card->driver, "HDSPM");
|
|
strcpy(card->mixername, "Xilinx FPGA");
|
|
hdspm->card_name = "RME HDSPM MADI";
|
|
|
|
if ((err = pci_enable_device(pci)) < 0)
|
|
return err;
|
|
|
|
pci_set_master(hdspm->pci);
|
|
|
|
if ((err = pci_request_regions(pci, "hdspm")) < 0)
|
|
return err;
|
|
|
|
hdspm->port = pci_resource_start(pci, 0);
|
|
io_extent = pci_resource_len(pci, 0);
|
|
|
|
snd_printdd("grabbed memory region 0x%lx-0x%lx\n",
|
|
hdspm->port, hdspm->port + io_extent - 1);
|
|
|
|
|
|
if ((hdspm->iobase = ioremap_nocache(hdspm->port, io_extent)) == NULL) {
|
|
snd_printk(KERN_ERR "HDSPM: unable to remap region 0x%lx-0x%lx\n",
|
|
hdspm->port, hdspm->port + io_extent - 1);
|
|
return -EBUSY;
|
|
}
|
|
snd_printdd("remapped region (0x%lx) 0x%lx-0x%lx\n",
|
|
(unsigned long)hdspm->iobase, hdspm->port,
|
|
hdspm->port + io_extent - 1);
|
|
|
|
if (request_irq(pci->irq, snd_hdspm_interrupt,
|
|
SA_INTERRUPT | SA_SHIRQ, "hdspm",
|
|
(void *) hdspm)) {
|
|
snd_printk(KERN_ERR "HDSPM: unable to use IRQ %d\n", pci->irq);
|
|
return -EBUSY;
|
|
}
|
|
|
|
snd_printdd("use IRQ %d\n", pci->irq);
|
|
|
|
hdspm->irq = pci->irq;
|
|
hdspm->precise_ptr = precise_ptr;
|
|
|
|
hdspm->monitor_outs = enable_monitor;
|
|
|
|
snd_printdd("kmalloc Mixer memory of %d Bytes\n",
|
|
sizeof(hdspm_mixer_t));
|
|
if ((hdspm->mixer =
|
|
(hdspm_mixer_t *) kmalloc(sizeof(hdspm_mixer_t), GFP_KERNEL))
|
|
== NULL) {
|
|
snd_printk(KERN_ERR "HDSPM: unable to kmalloc Mixer memory of %d Bytes\n",
|
|
(int)sizeof(hdspm_mixer_t));
|
|
return err;
|
|
}
|
|
|
|
hdspm->ss_channels = MADI_SS_CHANNELS;
|
|
hdspm->ds_channels = MADI_DS_CHANNELS;
|
|
hdspm->qs_channels = MADI_QS_CHANNELS;
|
|
|
|
snd_printdd("create alsa devices.\n");
|
|
if ((err = snd_hdspm_create_alsa_devices(card, hdspm)) < 0)
|
|
return err;
|
|
|
|
snd_hdspm_initialize_midi_flush(hdspm);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hdspm_free(hdspm_t * hdspm)
|
|
{
|
|
|
|
if (hdspm->port) {
|
|
|
|
/* stop th audio, and cancel all interrupts */
|
|
hdspm->control_register &=
|
|
~(HDSPM_Start | HDSPM_AudioInterruptEnable
|
|
| HDSPM_Midi0InterruptEnable |
|
|
HDSPM_Midi1InterruptEnable);
|
|
hdspm_write(hdspm, HDSPM_controlRegister,
|
|
hdspm->control_register);
|
|
}
|
|
|
|
if (hdspm->irq >= 0)
|
|
free_irq(hdspm->irq, (void *) hdspm);
|
|
|
|
|
|
if (hdspm->mixer)
|
|
kfree(hdspm->mixer);
|
|
|
|
if (hdspm->iobase)
|
|
iounmap(hdspm->iobase);
|
|
|
|
snd_hdspm_memory_free(hdspm);
|
|
|
|
if (hdspm->port)
|
|
pci_release_regions(hdspm->pci);
|
|
|
|
pci_disable_device(hdspm->pci);
|
|
return 0;
|
|
}
|
|
|
|
static void snd_hdspm_card_free(snd_card_t * card)
|
|
{
|
|
hdspm_t *hdspm = (hdspm_t *) card->private_data;
|
|
|
|
if (hdspm)
|
|
snd_hdspm_free(hdspm);
|
|
}
|
|
|
|
static int __devinit snd_hdspm_probe(struct pci_dev *pci,
|
|
const struct pci_device_id *pci_id)
|
|
{
|
|
static int dev;
|
|
hdspm_t *hdspm;
|
|
snd_card_t *card;
|
|
int err;
|
|
|
|
if (dev >= SNDRV_CARDS)
|
|
return -ENODEV;
|
|
if (!enable[dev]) {
|
|
dev++;
|
|
return -ENOENT;
|
|
}
|
|
|
|
if (!(card = snd_card_new(index[dev], id[dev],
|
|
THIS_MODULE, sizeof(hdspm_t))))
|
|
return -ENOMEM;
|
|
|
|
hdspm = (hdspm_t *) card->private_data;
|
|
card->private_free = snd_hdspm_card_free;
|
|
hdspm->dev = dev;
|
|
hdspm->pci = pci;
|
|
|
|
if ((err =
|
|
snd_hdspm_create(card, hdspm, precise_ptr[dev],
|
|
enable_monitor[dev])) < 0) {
|
|
snd_card_free(card);
|
|
return err;
|
|
}
|
|
|
|
strcpy(card->shortname, "HDSPM MADI");
|
|
sprintf(card->longname, "%s at 0x%lx, irq %d", hdspm->card_name,
|
|
hdspm->port, hdspm->irq);
|
|
|
|
if ((err = snd_card_register(card)) < 0) {
|
|
snd_card_free(card);
|
|
return err;
|
|
}
|
|
|
|
pci_set_drvdata(pci, card);
|
|
|
|
dev++;
|
|
return 0;
|
|
}
|
|
|
|
static void __devexit snd_hdspm_remove(struct pci_dev *pci)
|
|
{
|
|
snd_card_free(pci_get_drvdata(pci));
|
|
pci_set_drvdata(pci, NULL);
|
|
}
|
|
|
|
static struct pci_driver driver = {
|
|
.name = "RME Hammerfall DSP MADI",
|
|
.owner = THIS_MODULE,
|
|
.id_table = snd_hdspm_ids,
|
|
.probe = snd_hdspm_probe,
|
|
.remove = __devexit_p(snd_hdspm_remove),
|
|
};
|
|
|
|
|
|
static int __init alsa_card_hdspm_init(void)
|
|
{
|
|
return pci_register_driver(&driver);
|
|
}
|
|
|
|
static void __exit alsa_card_hdspm_exit(void)
|
|
{
|
|
pci_unregister_driver(&driver);
|
|
}
|
|
|
|
module_init(alsa_card_hdspm_init)
|
|
module_exit(alsa_card_hdspm_exit)
|