| /* |
| * ALSA driver for RME Hammerfall DSP MADI audio interface(s) |
| * |
| * Copyright (c) 2003 Winfried Ritsch (IEM) |
| * code based on hdsp.c Paul Davis |
| * Marcus Andersson |
| * Thomas Charbonnel |
| * Modified 2006-06-01 for AES32 support by Remy Bruno |
| * <remy.bruno@trinnov.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| * |
| */ |
| #include <linux/init.h> |
| #include <linux/delay.h> |
| #include <linux/interrupt.h> |
| #include <linux/moduleparam.h> |
| #include <linux/slab.h> |
| #include <linux/pci.h> |
| #include <linux/math64.h> |
| #include <asm/io.h> |
| |
| #include <sound/core.h> |
| #include <sound/control.h> |
| #include <sound/pcm.h> |
| #include <sound/info.h> |
| #include <sound/asoundef.h> |
| #include <sound/rawmidi.h> |
| #include <sound/hwdep.h> |
| #include <sound/initval.h> |
| |
| #include <sound/hdspm.h> |
| |
| static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ |
| static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ |
| static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;/* Enable this card */ |
| |
| /* Disable precise pointer at start */ |
| static int precise_ptr[SNDRV_CARDS]; |
| |
| /* Send all playback to line outs */ |
| static int line_outs_monitor[SNDRV_CARDS]; |
| |
| /* Enable Analog Outs on Channel 63/64 by default */ |
| static int enable_monitor[SNDRV_CARDS]; |
| |
| module_param_array(index, int, NULL, 0444); |
| MODULE_PARM_DESC(index, "Index value for RME HDSPM interface."); |
| |
| module_param_array(id, charp, NULL, 0444); |
| MODULE_PARM_DESC(id, "ID string for RME HDSPM interface."); |
| |
| module_param_array(enable, bool, NULL, 0444); |
| MODULE_PARM_DESC(enable, "Enable/disable specific HDSPM soundcards."); |
| |
| module_param_array(precise_ptr, bool, NULL, 0444); |
| MODULE_PARM_DESC(precise_ptr, "Enable or disable precise pointer."); |
| |
| module_param_array(line_outs_monitor, bool, NULL, 0444); |
| MODULE_PARM_DESC(line_outs_monitor, |
| "Send playback streams to analog outs by default."); |
| |
| module_param_array(enable_monitor, bool, NULL, 0444); |
| MODULE_PARM_DESC(enable_monitor, |
| "Enable Analog Out on Channel 63/64 by default."); |
| |
| MODULE_AUTHOR |
| ("Winfried Ritsch <ritsch_AT_iem.at>, " |
| "Paul Davis <paul@linuxaudiosystems.com>, " |
| "Marcus Andersson, Thomas Charbonnel <thomas@undata.org>, " |
| "Remy Bruno <remy.bruno@trinnov.com>"); |
| MODULE_DESCRIPTION("RME HDSPM"); |
| MODULE_LICENSE("GPL"); |
| MODULE_SUPPORTED_DEVICE("{{RME HDSPM-MADI}}"); |
| |
| /* --- Write registers. --- |
| These are defined as byte-offsets from the iobase value. */ |
| |
| #define HDSPM_controlRegister 64 |
| #define HDSPM_interruptConfirmation 96 |
| #define HDSPM_control2Reg 256 /* not in specs ???????? */ |
| #define HDSPM_freqReg 256 /* for AES32 */ |
| #define HDSPM_midiDataOut0 352 /* just believe in old code */ |
| #define HDSPM_midiDataOut1 356 |
| #define HDSPM_eeprom_wr 384 /* for AES32 */ |
| |
| /* DMA enable for 64 channels, only Bit 0 is relevant */ |
| #define HDSPM_outputEnableBase 512 /* 512-767 input DMA */ |
| #define HDSPM_inputEnableBase 768 /* 768-1023 output DMA */ |
| |
| /* 16 page addresses for each of the 64 channels DMA buffer in and out |
| (each 64k=16*4k) Buffer must be 4k aligned (which is default i386 ????) */ |
| #define HDSPM_pageAddressBufferOut 8192 |
| #define HDSPM_pageAddressBufferIn (HDSPM_pageAddressBufferOut+64*16*4) |
| |
| #define HDSPM_MADI_mixerBase 32768 /* 32768-65535 for 2x64x64 Fader */ |
| |
| #define HDSPM_MATRIX_MIXER_SIZE 8192 /* = 2*64*64 * 4 Byte => 32kB */ |
| |
| /* --- Read registers. --- |
| These are defined as byte-offsets from the iobase value */ |
| #define HDSPM_statusRegister 0 |
| /*#define HDSPM_statusRegister2 96 */ |
| /* after RME Windows driver sources, status2 is 4-byte word # 48 = word at |
| * offset 192, for AES32 *and* MADI |
| * => need to check that offset 192 is working on MADI */ |
| #define HDSPM_statusRegister2 192 |
| #define HDSPM_timecodeRegister 128 |
| |
| #define HDSPM_midiDataIn0 360 |
| #define HDSPM_midiDataIn1 364 |
| |
| /* status is data bytes in MIDI-FIFO (0-128) */ |
| #define HDSPM_midiStatusOut0 384 |
| #define HDSPM_midiStatusOut1 388 |
| #define HDSPM_midiStatusIn0 392 |
| #define HDSPM_midiStatusIn1 396 |
| |
| |
| /* the meters are regular i/o-mapped registers, but offset |
| considerably from the rest. the peak registers are reset |
| when read; the least-significant 4 bits are full-scale counters; |
| the actual peak value is in the most-significant 24 bits. |
| */ |
| #define HDSPM_MADI_peakrmsbase 4096 /* 4096-8191 2x64x32Bit Meters */ |
| |
| /* --- Control Register bits --------- */ |
| #define HDSPM_Start (1<<0) /* start engine */ |
| |
| #define HDSPM_Latency0 (1<<1) /* buffer size = 2^n */ |
| #define HDSPM_Latency1 (1<<2) /* where n is defined */ |
| #define HDSPM_Latency2 (1<<3) /* by Latency{2,1,0} */ |
| |
| #define HDSPM_ClockModeMaster (1<<4) /* 1=Master, 0=Slave/Autosync */ |
| |
| #define HDSPM_AudioInterruptEnable (1<<5) /* what do you think ? */ |
| |
| #define HDSPM_Frequency0 (1<<6) /* 0=44.1kHz/88.2kHz 1=48kHz/96kHz */ |
| #define HDSPM_Frequency1 (1<<7) /* 0=32kHz/64kHz */ |
| #define HDSPM_DoubleSpeed (1<<8) /* 0=normal speed, 1=double speed */ |
| #define HDSPM_QuadSpeed (1<<31) /* quad speed bit */ |
| |
| #define HDSPM_Professional (1<<9) /* Professional */ /* AES32 ONLY */ |
| #define HDSPM_TX_64ch (1<<10) /* Output 64channel MODE=1, |
| 56channelMODE=0 */ /* MADI ONLY*/ |
| #define HDSPM_Emphasis (1<<10) /* Emphasis */ /* AES32 ONLY */ |
| |
| #define HDSPM_AutoInp (1<<11) /* Auto Input (takeover) == Safe Mode, |
| 0=off, 1=on */ /* MADI ONLY */ |
| #define HDSPM_Dolby (1<<11) /* Dolby = "NonAudio" ?? */ /* AES32 ONLY */ |
| |
| #define HDSPM_InputSelect0 (1<<14) /* Input select 0= optical, 1=coax |
| * -- MADI ONLY |
| */ |
| #define HDSPM_InputSelect1 (1<<15) /* should be 0 */ |
| |
| #define HDSPM_SyncRef0 (1<<16) /* 0=WOrd, 1=MADI */ |
| #define HDSPM_SyncRef1 (1<<17) /* for AES32: SyncRefN codes the AES # */ |
| #define HDSPM_SyncRef2 (1<<13) |
| #define HDSPM_SyncRef3 (1<<25) |
| |
| #define HDSPM_SMUX (1<<18) /* Frame ??? */ /* MADI ONY */ |
| #define HDSPM_clr_tms (1<<19) /* clear track marker, do not use |
| AES additional bits in |
| lower 5 Audiodatabits ??? */ |
| #define HDSPM_taxi_reset (1<<20) /* ??? */ /* MADI ONLY ? */ |
| #define HDSPM_WCK48 (1<<20) /* Frame ??? = HDSPM_SMUX */ /* AES32 ONLY */ |
| |
| #define HDSPM_Midi0InterruptEnable (1<<22) |
| #define HDSPM_Midi1InterruptEnable (1<<23) |
| |
| #define HDSPM_LineOut (1<<24) /* Analog Out on channel 63/64 on=1, mute=0 */ |
| |
| #define HDSPM_DS_DoubleWire (1<<26) /* AES32 ONLY */ |
| #define HDSPM_QS_DoubleWire (1<<27) /* AES32 ONLY */ |
| #define HDSPM_QS_QuadWire (1<<28) /* AES32 ONLY */ |
| |
| #define HDSPM_wclk_sel (1<<30) |
| |
| /* --- bit helper defines */ |
| #define HDSPM_LatencyMask (HDSPM_Latency0|HDSPM_Latency1|HDSPM_Latency2) |
| #define HDSPM_FrequencyMask (HDSPM_Frequency0|HDSPM_Frequency1|\ |
| HDSPM_DoubleSpeed|HDSPM_QuadSpeed) |
| #define HDSPM_InputMask (HDSPM_InputSelect0|HDSPM_InputSelect1) |
| #define HDSPM_InputOptical 0 |
| #define HDSPM_InputCoaxial (HDSPM_InputSelect0) |
| #define HDSPM_SyncRefMask (HDSPM_SyncRef0|HDSPM_SyncRef1|\ |
| HDSPM_SyncRef2|HDSPM_SyncRef3) |
| #define HDSPM_SyncRef_Word 0 |
| #define HDSPM_SyncRef_MADI (HDSPM_SyncRef0) |
| |
| #define HDSPM_SYNC_FROM_WORD 0 /* Preferred sync reference */ |
| #define HDSPM_SYNC_FROM_MADI 1 /* choices - used by "pref_sync_ref" */ |
| |
| #define HDSPM_Frequency32KHz HDSPM_Frequency0 |
| #define HDSPM_Frequency44_1KHz HDSPM_Frequency1 |
| #define HDSPM_Frequency48KHz (HDSPM_Frequency1|HDSPM_Frequency0) |
| #define HDSPM_Frequency64KHz (HDSPM_DoubleSpeed|HDSPM_Frequency0) |
| #define HDSPM_Frequency88_2KHz (HDSPM_DoubleSpeed|HDSPM_Frequency1) |
| #define HDSPM_Frequency96KHz (HDSPM_DoubleSpeed|HDSPM_Frequency1|\ |
| HDSPM_Frequency0) |
| #define HDSPM_Frequency128KHz (HDSPM_QuadSpeed|HDSPM_Frequency0) |
| #define HDSPM_Frequency176_4KHz (HDSPM_QuadSpeed|HDSPM_Frequency1) |
| #define HDSPM_Frequency192KHz (HDSPM_QuadSpeed|HDSPM_Frequency1|\ |
| HDSPM_Frequency0) |
| |
| /* --- for internal discrimination */ |
| #define HDSPM_CLOCK_SOURCE_AUTOSYNC 0 /* Sample Clock Sources */ |
| #define HDSPM_CLOCK_SOURCE_INTERNAL_32KHZ 1 |
| #define HDSPM_CLOCK_SOURCE_INTERNAL_44_1KHZ 2 |
| #define HDSPM_CLOCK_SOURCE_INTERNAL_48KHZ 3 |
| #define HDSPM_CLOCK_SOURCE_INTERNAL_64KHZ 4 |
| #define HDSPM_CLOCK_SOURCE_INTERNAL_88_2KHZ 5 |
| #define HDSPM_CLOCK_SOURCE_INTERNAL_96KHZ 6 |
| #define HDSPM_CLOCK_SOURCE_INTERNAL_128KHZ 7 |
| #define HDSPM_CLOCK_SOURCE_INTERNAL_176_4KHZ 8 |
| #define HDSPM_CLOCK_SOURCE_INTERNAL_192KHZ 9 |
| |
| /* Synccheck Status */ |
| #define HDSPM_SYNC_CHECK_NO_LOCK 0 |
| #define HDSPM_SYNC_CHECK_LOCK 1 |
| #define HDSPM_SYNC_CHECK_SYNC 2 |
| |
| /* AutoSync References - used by "autosync_ref" control switch */ |
| #define HDSPM_AUTOSYNC_FROM_WORD 0 |
| #define HDSPM_AUTOSYNC_FROM_MADI 1 |
| #define HDSPM_AUTOSYNC_FROM_NONE 2 |
| |
| /* Possible sources of MADI input */ |
| #define HDSPM_OPTICAL 0 /* optical */ |
| #define HDSPM_COAXIAL 1 /* BNC */ |
| |
| #define hdspm_encode_latency(x) (((x)<<1) & HDSPM_LatencyMask) |
| #define hdspm_decode_latency(x) (((x) & HDSPM_LatencyMask)>>1) |
| |
| #define hdspm_encode_in(x) (((x)&0x3)<<14) |
| #define hdspm_decode_in(x) (((x)>>14)&0x3) |
| |
| /* --- control2 register bits --- */ |
| #define HDSPM_TMS (1<<0) |
| #define HDSPM_TCK (1<<1) |
| #define HDSPM_TDI (1<<2) |
| #define HDSPM_JTAG (1<<3) |
| #define HDSPM_PWDN (1<<4) |
| #define HDSPM_PROGRAM (1<<5) |
| #define HDSPM_CONFIG_MODE_0 (1<<6) |
| #define HDSPM_CONFIG_MODE_1 (1<<7) |
| /*#define HDSPM_VERSION_BIT (1<<8) not defined any more*/ |
| #define HDSPM_BIGENDIAN_MODE (1<<9) |
| #define HDSPM_RD_MULTIPLE (1<<10) |
| |
| /* --- Status Register bits --- */ /* MADI ONLY */ /* Bits defined here and |
| that do not conflict with specific bits for AES32 seem to be valid also |
| for the AES32 |
| */ |
| #define HDSPM_audioIRQPending (1<<0) /* IRQ is high and pending */ |
| #define HDSPM_RX_64ch (1<<1) /* Input 64chan. MODE=1, 56chn MODE=0 */ |
| #define HDSPM_AB_int (1<<2) /* InputChannel Opt=0, Coax=1 |
| * (like inp0) |
| */ |
| #define HDSPM_madiLock (1<<3) /* MADI Locked =1, no=0 */ |
| |
| #define HDSPM_BufferPositionMask 0x000FFC0 /* Bit 6..15 : h/w buffer pointer */ |
| /* since 64byte accurate last 6 bits |
| are not used */ |
| |
| #define HDSPM_madiSync (1<<18) /* MADI is in sync */ |
| #define HDSPM_DoubleSpeedStatus (1<<19) /* (input) card in double speed */ |
| |
| #define HDSPM_madiFreq0 (1<<22) /* system freq 0=error */ |
| #define HDSPM_madiFreq1 (1<<23) /* 1=32, 2=44.1 3=48 */ |
| #define HDSPM_madiFreq2 (1<<24) /* 4=64, 5=88.2 6=96 */ |
| #define HDSPM_madiFreq3 (1<<25) /* 7=128, 8=176.4 9=192 */ |
| |
| #define HDSPM_BufferID (1<<26) /* (Double)Buffer ID toggles with |
| * Interrupt |
| */ |
| #define HDSPM_midi0IRQPending (1<<30) /* MIDI IRQ is pending */ |
| #define HDSPM_midi1IRQPending (1<<31) /* and aktiv */ |
| |
| /* --- status bit helpers */ |
| #define HDSPM_madiFreqMask (HDSPM_madiFreq0|HDSPM_madiFreq1|\ |
| HDSPM_madiFreq2|HDSPM_madiFreq3) |
| #define HDSPM_madiFreq32 (HDSPM_madiFreq0) |
| #define HDSPM_madiFreq44_1 (HDSPM_madiFreq1) |
| #define HDSPM_madiFreq48 (HDSPM_madiFreq0|HDSPM_madiFreq1) |
| #define HDSPM_madiFreq64 (HDSPM_madiFreq2) |
| #define HDSPM_madiFreq88_2 (HDSPM_madiFreq0|HDSPM_madiFreq2) |
| #define HDSPM_madiFreq96 (HDSPM_madiFreq1|HDSPM_madiFreq2) |
| #define HDSPM_madiFreq128 (HDSPM_madiFreq0|HDSPM_madiFreq1|HDSPM_madiFreq2) |
| #define HDSPM_madiFreq176_4 (HDSPM_madiFreq3) |
| #define HDSPM_madiFreq192 (HDSPM_madiFreq3|HDSPM_madiFreq0) |
| |
| /* Status2 Register bits */ /* MADI ONLY */ |
| |
| #define HDSPM_version0 (1<<0) /* not realy defined but I guess */ |
| #define HDSPM_version1 (1<<1) /* in former cards it was ??? */ |
| #define HDSPM_version2 (1<<2) |
| |
| #define HDSPM_wcLock (1<<3) /* Wordclock is detected and locked */ |
| #define HDSPM_wcSync (1<<4) /* Wordclock is in sync with systemclock */ |
| |
| #define HDSPM_wc_freq0 (1<<5) /* input freq detected via autosync */ |
| #define HDSPM_wc_freq1 (1<<6) /* 001=32, 010==44.1, 011=48, */ |
| #define HDSPM_wc_freq2 (1<<7) /* 100=64, 101=88.2, 110=96, */ |
| /* missing Bit for 111=128, 1000=176.4, 1001=192 */ |
| |
| #define HDSPM_SelSyncRef0 (1<<8) /* Sync Source in slave mode */ |
| #define HDSPM_SelSyncRef1 (1<<9) /* 000=word, 001=MADI, */ |
| #define HDSPM_SelSyncRef2 (1<<10) /* 111=no valid signal */ |
| |
| #define HDSPM_wc_valid (HDSPM_wcLock|HDSPM_wcSync) |
| |
| #define HDSPM_wcFreqMask (HDSPM_wc_freq0|HDSPM_wc_freq1|HDSPM_wc_freq2) |
| #define HDSPM_wcFreq32 (HDSPM_wc_freq0) |
| #define HDSPM_wcFreq44_1 (HDSPM_wc_freq1) |
| #define HDSPM_wcFreq48 (HDSPM_wc_freq0|HDSPM_wc_freq1) |
| #define HDSPM_wcFreq64 (HDSPM_wc_freq2) |
| #define HDSPM_wcFreq88_2 (HDSPM_wc_freq0|HDSPM_wc_freq2) |
| #define HDSPM_wcFreq96 (HDSPM_wc_freq1|HDSPM_wc_freq2) |
| |
| |
| #define HDSPM_SelSyncRefMask (HDSPM_SelSyncRef0|HDSPM_SelSyncRef1|\ |
| HDSPM_SelSyncRef2) |
| #define HDSPM_SelSyncRef_WORD 0 |
| #define HDSPM_SelSyncRef_MADI (HDSPM_SelSyncRef0) |
| #define HDSPM_SelSyncRef_NVALID (HDSPM_SelSyncRef0|HDSPM_SelSyncRef1|\ |
| HDSPM_SelSyncRef2) |
| |
| /* |
| For AES32, bits for status, status2 and timecode are different |
| */ |
| /* status */ |
| #define HDSPM_AES32_wcLock 0x0200000 |
| #define HDSPM_AES32_wcFreq_bit 22 |
| /* (status >> HDSPM_AES32_wcFreq_bit) & 0xF gives WC frequency (cf function |
| HDSPM_bit2freq */ |
| #define HDSPM_AES32_syncref_bit 16 |
| /* (status >> HDSPM_AES32_syncref_bit) & 0xF gives sync source */ |
| |
| #define HDSPM_AES32_AUTOSYNC_FROM_WORD 0 |
| #define HDSPM_AES32_AUTOSYNC_FROM_AES1 1 |
| #define HDSPM_AES32_AUTOSYNC_FROM_AES2 2 |
| #define HDSPM_AES32_AUTOSYNC_FROM_AES3 3 |
| #define HDSPM_AES32_AUTOSYNC_FROM_AES4 4 |
| #define HDSPM_AES32_AUTOSYNC_FROM_AES5 5 |
| #define HDSPM_AES32_AUTOSYNC_FROM_AES6 6 |
| #define HDSPM_AES32_AUTOSYNC_FROM_AES7 7 |
| #define HDSPM_AES32_AUTOSYNC_FROM_AES8 8 |
| #define HDSPM_AES32_AUTOSYNC_FROM_NONE 9 |
| |
| /* status2 */ |
| /* HDSPM_LockAES_bit is given by HDSPM_LockAES >> (AES# - 1) */ |
| #define HDSPM_LockAES 0x80 |
| #define HDSPM_LockAES1 0x80 |
| #define HDSPM_LockAES2 0x40 |
| #define HDSPM_LockAES3 0x20 |
| #define HDSPM_LockAES4 0x10 |
| #define HDSPM_LockAES5 0x8 |
| #define HDSPM_LockAES6 0x4 |
| #define HDSPM_LockAES7 0x2 |
| #define HDSPM_LockAES8 0x1 |
| /* |
| Timecode |
| After windows driver sources, bits 4*i to 4*i+3 give the input frequency on |
| AES i+1 |
| bits 3210 |
| 0001 32kHz |
| 0010 44.1kHz |
| 0011 48kHz |
| 0100 64kHz |
| 0101 88.2kHz |
| 0110 96kHz |
| 0111 128kHz |
| 1000 176.4kHz |
| 1001 192kHz |
| NB: Timecode register doesn't seem to work on AES32 card revision 230 |
| */ |
| |
| /* Mixer Values */ |
| #define UNITY_GAIN 32768 /* = 65536/2 */ |
| #define MINUS_INFINITY_GAIN 0 |
| |
| /* Number of channels for different Speed Modes */ |
| #define MADI_SS_CHANNELS 64 |
| #define MADI_DS_CHANNELS 32 |
| #define MADI_QS_CHANNELS 16 |
| |
| /* the size of a substream (1 mono data stream) */ |
| #define HDSPM_CHANNEL_BUFFER_SAMPLES (16*1024) |
| #define HDSPM_CHANNEL_BUFFER_BYTES (4*HDSPM_CHANNEL_BUFFER_SAMPLES) |
| |
| /* the size of the area we need to allocate for DMA transfers. the |
| size is the same regardless of the number of channels, and |
| also the latency to use. |
| for one direction !!! |
| */ |
| #define HDSPM_DMA_AREA_BYTES (HDSPM_MAX_CHANNELS * HDSPM_CHANNEL_BUFFER_BYTES) |
| #define HDSPM_DMA_AREA_KILOBYTES (HDSPM_DMA_AREA_BYTES/1024) |
| |
| /* revisions >= 230 indicate AES32 card */ |
| #define HDSPM_AESREVISION 230 |
| |
| /* speed factor modes */ |
| #define HDSPM_SPEED_SINGLE 0 |
| #define HDSPM_SPEED_DOUBLE 1 |
| #define HDSPM_SPEED_QUAD 2 |
| /* names for speed modes */ |
| static char *hdspm_speed_names[] = { "single", "double", "quad" }; |
| |
| struct hdspm_midi { |
| struct hdspm *hdspm; |
| int id; |
| struct snd_rawmidi *rmidi; |
| struct snd_rawmidi_substream *input; |
| struct snd_rawmidi_substream *output; |
| char istimer; /* timer in use */ |
| struct timer_list timer; |
| spinlock_t lock; |
| int pending; |
| }; |
| |
| struct hdspm { |
| spinlock_t lock; |
| /* only one playback and/or capture stream */ |
| struct snd_pcm_substream *capture_substream; |
| struct snd_pcm_substream *playback_substream; |
| |
| char *card_name; /* for procinfo */ |
| unsigned short firmware_rev; /* dont know if relevant (yes if AES32)*/ |
| |
| unsigned char is_aes32; /* indicates if card is AES32 */ |
| |
| int precise_ptr; /* use precise pointers, to be tested */ |
| int monitor_outs; /* set up monitoring outs init flag */ |
| |
| u32 control_register; /* cached value */ |
| u32 control2_register; /* cached value */ |
| |
| struct hdspm_midi midi[2]; |
| struct tasklet_struct midi_tasklet; |
| |
| size_t period_bytes; |
| unsigned char ss_channels; /* channels of card in single speed */ |
| unsigned char ds_channels; /* Double Speed */ |
| unsigned char qs_channels; /* Quad Speed */ |
| |
| unsigned char *playback_buffer; /* suitably aligned address */ |
| unsigned char *capture_buffer; /* suitably aligned address */ |
| |
| pid_t capture_pid; /* process id which uses capture */ |
| pid_t playback_pid; /* process id which uses capture */ |
| int running; /* running status */ |
| |
| int last_external_sample_rate; /* samplerate mystic ... */ |
| int last_internal_sample_rate; |
| int system_sample_rate; |
| |
| char *channel_map; /* channel map for DS and Quadspeed */ |
| |
| int dev; /* Hardware vars... */ |
| int irq; |
| unsigned long port; |
| void __iomem *iobase; |
| |
| int irq_count; /* for debug */ |
| |
| struct snd_card *card; /* one card */ |
| struct snd_pcm *pcm; /* has one pcm */ |
| struct snd_hwdep *hwdep; /* and a hwdep for additional ioctl */ |
| struct pci_dev *pci; /* and an pci info */ |
| |
| /* Mixer vars */ |
| /* fast alsa mixer */ |
| struct snd_kcontrol *playback_mixer_ctls[HDSPM_MAX_CHANNELS]; |
| /* but input to much, so not used */ |
| struct snd_kcontrol *input_mixer_ctls[HDSPM_MAX_CHANNELS]; |
| /* full mixer accessible over mixer ioctl or hwdep-device */ |
| struct hdspm_mixer *mixer; |
| |
| }; |
| |
| /* These tables map the ALSA channels 1..N to the channels that we |
| need to use in order to find the relevant channel buffer. RME |
| refer to this kind of mapping as between "the ADAT channel and |
| the DMA channel." We index it using the logical audio channel, |
| and the value is the DMA channel (i.e. channel buffer number) |
| where the data for that channel can be read/written from/to. |
| */ |
| |
| static char channel_map_madi_ss[HDSPM_MAX_CHANNELS] = { |
| 0, 1, 2, 3, 4, 5, 6, 7, |
| 8, 9, 10, 11, 12, 13, 14, 15, |
| 16, 17, 18, 19, 20, 21, 22, 23, |
| 24, 25, 26, 27, 28, 29, 30, 31, |
| 32, 33, 34, 35, 36, 37, 38, 39, |
| 40, 41, 42, 43, 44, 45, 46, 47, |
| 48, 49, 50, 51, 52, 53, 54, 55, |
| 56, 57, 58, 59, 60, 61, 62, 63 |
| }; |
| |
| |
| static DEFINE_PCI_DEVICE_TABLE(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(struct snd_card *card, |
| struct hdspm * hdspm); |
| static int __devinit snd_hdspm_create_pcm(struct snd_card *card, |
| struct hdspm * hdspm); |
| |
| static inline void snd_hdspm_initialize_midi_flush(struct hdspm * hdspm); |
| static int hdspm_update_simple_mixer_controls(struct hdspm * hdspm); |
| static int hdspm_autosync_ref(struct hdspm * hdspm); |
| static int snd_hdspm_set_defaults(struct hdspm * hdspm); |
| static void hdspm_set_sgbuf(struct hdspm * hdspm, |
| struct snd_pcm_substream *substream, |
| unsigned int reg, int channels); |
| |
| static inline int HDSPM_bit2freq(int n) |
| { |
| static const int bit2freq_tab[] = { |
| 0, 32000, 44100, 48000, 64000, 88200, |
| 96000, 128000, 176400, 192000 }; |
| if (n < 1 || n > 9) |
| return 0; |
| return bit2freq_tab[n]; |
| } |
| |
| /* Write/read to/from HDSPM with Addresses in Bytes |
| not words but only 32Bit writes are allowed */ |
| |
| static inline void hdspm_write(struct hdspm * hdspm, unsigned int reg, |
| unsigned int val) |
| { |
| writel(val, hdspm->iobase + reg); |
| } |
| |
| static inline unsigned int hdspm_read(struct hdspm * 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(struct hdspm * 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(struct hdspm * 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 int hdspm_write_in_gain(struct hdspm *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 int hdspm_write_pb_gain(struct hdspm *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(struct hdspm * hdspm, int i, int v) |
| { |
| hdspm_write(hdspm, HDSPM_inputEnableBase + (4 * i), v); |
| } |
| |
| static inline void snd_hdspm_enable_out(struct hdspm * hdspm, int i, int v) |
| { |
| hdspm_write(hdspm, HDSPM_outputEnableBase + (4 * i), v); |
| } |
| |
| /* check if same process is writing and reading */ |
| static int snd_hdspm_use_is_exclusive(struct hdspm *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 int hdspm_external_sample_rate(struct hdspm *hdspm) |
| { |
| if (hdspm->is_aes32) { |
| unsigned int status2 = hdspm_read(hdspm, HDSPM_statusRegister2); |
| unsigned int status = hdspm_read(hdspm, HDSPM_statusRegister); |
| unsigned int timecode = |
| hdspm_read(hdspm, HDSPM_timecodeRegister); |
| |
| int syncref = hdspm_autosync_ref(hdspm); |
| |
| if (syncref == HDSPM_AES32_AUTOSYNC_FROM_WORD && |
| status & HDSPM_AES32_wcLock) |
| return HDSPM_bit2freq((status >> HDSPM_AES32_wcFreq_bit) |
| & 0xF); |
| if (syncref >= HDSPM_AES32_AUTOSYNC_FROM_AES1 && |
| syncref <= HDSPM_AES32_AUTOSYNC_FROM_AES8 && |
| status2 & (HDSPM_LockAES >> |
| (syncref - HDSPM_AES32_AUTOSYNC_FROM_AES1))) |
| return HDSPM_bit2freq((timecode >> |
| (4*(syncref-HDSPM_AES32_AUTOSYNC_FROM_AES1))) & 0xF); |
| return 0; |
| } else { |
| 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(struct hdspm * hdspm) |
| { |
| hdspm->period_bytes = |
| 1 << ((hdspm_decode_latency(hdspm->control_register) + 8)); |
| } |
| |
| static snd_pcm_uframes_t hdspm_hw_pointer(struct hdspm * 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(struct hdspm * s) |
| { |
| s->control_register |= (HDSPM_AudioInterruptEnable | HDSPM_Start); |
| hdspm_write(s, HDSPM_controlRegister, s->control_register); |
| } |
| |
| static inline void hdspm_stop_audio(struct hdspm * 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 void hdspm_silence_playback(struct hdspm *hdspm) |
| { |
| int i; |
| int n = hdspm->period_bytes; |
| void *buf = hdspm->playback_buffer; |
| |
| if (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(struct hdspm * 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; |
| } |
| |
| static void hdspm_set_dds_value(struct hdspm *hdspm, int rate) |
| { |
| u64 n; |
| |
| if (rate >= 112000) |
| rate /= 4; |
| else if (rate >= 56000) |
| rate /= 2; |
| |
| /* RME says n = 104857600000000, but in the windows MADI driver, I see: |
| // return 104857600000000 / rate; // 100 MHz |
| return 110100480000000 / rate; // 105 MHz |
| */ |
| /* n = 104857600000000ULL; */ /* = 2^20 * 10^8 */ |
| n = 110100480000000ULL; /* Value checked for AES32 and MADI */ |
| n = div_u64(n, rate); |
| /* n should be less than 2^32 for being written to FREQ register */ |
| snd_BUG_ON(n >> 32); |
| hdspm_write(hdspm, HDSPM_freqReg, (u32)n); |
| } |
| |
| /* dummy set rate lets see what happens */ |
| static int hdspm_set_rate(struct hdspm * hdspm, int rate, int called_internally) |
| { |
| int current_rate; |
| int rate_bits; |
| int not_set = 0; |
| int current_speed, target_speed; |
| |
| /* 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. |
| */ |
| |
| if (current_rate <= 48000) |
| current_speed = HDSPM_SPEED_SINGLE; |
| else if (current_rate <= 96000) |
| current_speed = HDSPM_SPEED_DOUBLE; |
| else |
| current_speed = HDSPM_SPEED_QUAD; |
| |
| if (rate <= 48000) |
| target_speed = HDSPM_SPEED_SINGLE; |
| else if (rate <= 96000) |
| target_speed = HDSPM_SPEED_DOUBLE; |
| else |
| target_speed = HDSPM_SPEED_QUAD; |
| |
| switch (rate) { |
| case 32000: |
| rate_bits = HDSPM_Frequency32KHz; |
| break; |
| case 44100: |
| rate_bits = HDSPM_Frequency44_1KHz; |
| break; |
| case 48000: |
| rate_bits = HDSPM_Frequency48KHz; |
| break; |
| case 64000: |
| rate_bits = HDSPM_Frequency64KHz; |
| break; |
| case 88200: |
| rate_bits = HDSPM_Frequency88_2KHz; |
| break; |
| case 96000: |
| rate_bits = HDSPM_Frequency96KHz; |
| break; |
| case 128000: |
| rate_bits = HDSPM_Frequency128KHz; |
| break; |
| case 176400: |
| rate_bits = HDSPM_Frequency176_4KHz; |
| break; |
| case 192000: |
| rate_bits = HDSPM_Frequency192KHz; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| if (current_speed != target_speed |
| && (hdspm->capture_pid >= 0 || hdspm->playback_pid >= 0)) { |
| snd_printk |
| (KERN_ERR "HDSPM: " |
| "cannot change from %s speed to %s speed mode " |
| "(capture PID = %d, playback PID = %d)\n", |
| hdspm_speed_names[current_speed], |
| hdspm_speed_names[target_speed], |
| 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); |
| |
| /* For AES32, need to set DDS value in FREQ register |
| For MADI, also apparently */ |
| hdspm_set_dds_value(hdspm, rate); |
| |
| if (hdspm->is_aes32 && rate != current_rate) |
| hdspm_write(hdspm, HDSPM_eeprom_wr, 0); |
| |
| /* For AES32 and for MADI (at least rev 204), channel_map needs to |
| * always be channel_map_madi_ss, whatever the sample rate */ |
| 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(struct hdspm * hdspm, int sgain) |
| { |
| int i, j; |
| unsigned int gain; |
| |
| if (sgain > UNITY_GAIN) |
| gain = UNITY_GAIN; |
| else if (sgain < 0) |
| gain = 0; |
| else |
| gain = 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 (struct hdspm *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 (struct hdspm *hdspm, int id, |
| int val) |
| { |
| /* the hardware already does the relevant bit-mask with 0xff */ |
| if (id) |
| hdspm_write(hdspm, HDSPM_midiDataOut1, val); |
| else |
| hdspm_write(hdspm, HDSPM_midiDataOut0, val); |
| } |
| |
| static inline int snd_hdspm_midi_input_available (struct hdspm *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 (struct hdspm *hdspm, int id) |
| { |
| int fifo_bytes_used; |
| |
| if (id) |
| fifo_bytes_used = hdspm_read(hdspm, HDSPM_midiStatusOut1); |
| else |
| fifo_bytes_used = hdspm_read(hdspm, HDSPM_midiStatusOut0); |
| fifo_bytes_used &= 0xff; |
| |
| if (fifo_bytes_used < 128) |
| return 128 - fifo_bytes_used; |
| else |
| return 0; |
| } |
| |
| static void snd_hdspm_flush_midi_input(struct hdspm *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 (struct hdspm_midi *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 && |
| !snd_rawmidi_transmit_empty (hmidi->output)) { |
| n_pending = snd_hdspm_midi_output_possible (hmidi->hdspm, |
| hmidi->id); |
| if (n_pending > 0) { |
| if (n_pending > (int)sizeof (buf)) |
| n_pending = sizeof (buf); |
| |
| to_write = snd_rawmidi_transmit (hmidi->output, buf, |
| n_pending); |
| if (to_write > 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 (struct hdspm_midi *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); |
| n_pending = snd_hdspm_midi_input_available (hmidi->hdspm, hmidi->id); |
| if (n_pending > 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(struct snd_rawmidi_substream *substream, int up) |
| { |
| struct hdspm *hdspm; |
| struct hdspm_midi *hmidi; |
| unsigned long flags; |
| u32 ie; |
| |
| hmidi = 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) |
| { |
| struct hdspm_midi *hmidi = (struct hdspm_midi *) 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(struct snd_rawmidi_substream *substream, int up) |
| { |
| struct hdspm_midi *hmidi; |
| unsigned long flags; |
| |
| hmidi = 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(struct snd_rawmidi_substream *substream) |
| { |
| struct hdspm_midi *hmidi; |
| |
| hmidi = 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(struct snd_rawmidi_substream *substream) |
| { |
| struct hdspm_midi *hmidi; |
| |
| hmidi = 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(struct snd_rawmidi_substream *substream) |
| { |
| struct hdspm_midi *hmidi; |
| |
| snd_hdspm_midi_input_trigger (substream, 0); |
| |
| hmidi = 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(struct snd_rawmidi_substream *substream) |
| { |
| struct hdspm_midi *hmidi; |
| |
| snd_hdspm_midi_output_trigger (substream, 0); |
| |
| hmidi = substream->rmidi->private_data; |
| spin_lock_irq (&hmidi->lock); |
| hmidi->output = NULL; |
| spin_unlock_irq (&hmidi->lock); |
| |
| return 0; |
| } |
| |
| static struct snd_rawmidi_ops snd_hdspm_midi_output = |
| { |
| .open = snd_hdspm_midi_output_open, |
| .close = snd_hdspm_midi_output_close, |
| .trigger = snd_hdspm_midi_output_trigger, |
| }; |
| |
| static struct snd_rawmidi_ops 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 (struct snd_card *card, |
| struct hdspm *hdspm, int id) |
| { |
| int err; |
| char buf[32]; |
| |
| hdspm->midi[id].id = id; |
| hdspm->midi[id].hdspm = hdspm; |
| spin_lock_init (&hdspm->midi[id].lock); |
| |
| sprintf (buf, "%s MIDI %d", card->shortname, id+1); |
| err = snd_rawmidi_new (card, buf, id, 1, 1, &hdspm->midi[id].rmidi); |
| if (err < 0) |
| return err; |
| |
| sprintf(hdspm->midi[id].rmidi->name, "HDSPM MIDI %d", 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) |
| { |
| struct hdspm *hdspm = (struct hdspm *)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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *uinfo) |
| { |
| uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
| uinfo->count = 1; |
| return 0; |
| } |
| |
| static int snd_hdspm_get_system_sample_rate(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value * |
| ucontrol) |
| { |
| struct hdspm *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value * |
| ucontrol) |
| { |
| struct hdspm *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(struct hdspm * 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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct hdspm * 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(struct hdspm * 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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| ucontrol->value.enumerated.item[0] = hdspm_clock_source(hdspm); |
| return 0; |
| } |
| |
| static int snd_hdspm_put_clock_source(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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 > 9) |
| val = 9; |
| 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(struct hdspm * hdspm) |
| { |
| /* Notice that this looks at the requested sync source, |
| not the one actually in use. |
| */ |
| if (hdspm->is_aes32) { |
| switch (hdspm->control_register & HDSPM_SyncRefMask) { |
| /* number gives AES index, except for 0 which |
| corresponds to WordClock */ |
| case 0: return 0; |
| case HDSPM_SyncRef0: return 1; |
| case HDSPM_SyncRef1: return 2; |
| case HDSPM_SyncRef1+HDSPM_SyncRef0: return 3; |
| case HDSPM_SyncRef2: return 4; |
| case HDSPM_SyncRef2+HDSPM_SyncRef0: return 5; |
| case HDSPM_SyncRef2+HDSPM_SyncRef1: return 6; |
| case HDSPM_SyncRef2+HDSPM_SyncRef1+HDSPM_SyncRef0: return 7; |
| case HDSPM_SyncRef3: return 8; |
| } |
| } else { |
| 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(struct hdspm * hdspm, int pref) |
| { |
| hdspm->control_register &= ~HDSPM_SyncRefMask; |
| |
| if (hdspm->is_aes32) { |
| switch (pref) { |
| case 0: |
| hdspm->control_register |= 0; |
| break; |
| case 1: |
| hdspm->control_register |= HDSPM_SyncRef0; |
| break; |
| case 2: |
| hdspm->control_register |= HDSPM_SyncRef1; |
| break; |
| case 3: |
| hdspm->control_register |= HDSPM_SyncRef1+HDSPM_SyncRef0; |
| break; |
| case 4: |
| hdspm->control_register |= HDSPM_SyncRef2; |
| break; |
| case 5: |
| hdspm->control_register |= HDSPM_SyncRef2+HDSPM_SyncRef0; |
| break; |
| case 6: |
| hdspm->control_register |= HDSPM_SyncRef2+HDSPM_SyncRef1; |
| break; |
| case 7: |
| hdspm->control_register |= |
| HDSPM_SyncRef2+HDSPM_SyncRef1+HDSPM_SyncRef0; |
| break; |
| case 8: |
| hdspm->control_register |= HDSPM_SyncRef3; |
| break; |
| default: |
| return -1; |
| } |
| } else { |
| 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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *uinfo) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| if (hdspm->is_aes32) { |
| static char *texts[] = { "Word", "AES1", "AES2", "AES3", |
| "AES4", "AES5", "AES6", "AES7", "AES8" }; |
| |
| uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; |
| uinfo->count = 1; |
| |
| uinfo->value.enumerated.items = 9; |
| |
| 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]); |
| } else { |
| 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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| int change, max; |
| unsigned int val; |
| |
| max = hdspm->is_aes32 ? 9 : 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(struct hdspm * hdspm) |
| { |
| if (hdspm->is_aes32) { |
| unsigned int status = hdspm_read(hdspm, HDSPM_statusRegister); |
| unsigned int syncref = (status >> HDSPM_AES32_syncref_bit) & |
| 0xF; |
| if (syncref == 0) |
| return HDSPM_AES32_AUTOSYNC_FROM_WORD; |
| if (syncref <= 8) |
| return syncref; |
| return HDSPM_AES32_AUTOSYNC_FROM_NONE; |
| } else { |
| /* 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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *uinfo) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| if (hdspm->is_aes32) { |
| static char *texts[] = { "WordClock", "AES1", "AES2", "AES3", |
| "AES4", "AES5", "AES6", "AES7", "AES8", "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]); |
| } else { |
| 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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| ucontrol->value.enumerated.item[0] = hdspm_autosync_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(struct hdspm * hdspm) |
| { |
| return (hdspm->control_register & HDSPM_LineOut) ? 1 : 0; |
| } |
| |
| |
| static int hdspm_set_line_output(struct hdspm * 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; |
| } |
| |
| #define snd_hdspm_info_line_out snd_ctl_boolean_mono_info |
| |
| static int snd_hdspm_get_line_out(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct hdspm * hdspm) |
| { |
| return (hdspm->control_register & HDSPM_TX_64ch) ? 1 : 0; |
| } |
| |
| static int hdspm_set_tx_64(struct hdspm * 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; |
| } |
| |
| #define snd_hdspm_info_tx_64 snd_ctl_boolean_mono_info |
| |
| static int snd_hdspm_get_tx_64(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct hdspm * hdspm) |
| { |
| return (hdspm->control_register & HDSPM_clr_tms) ? 1 : 0; |
| } |
| |
| static int hdspm_set_c_tms(struct hdspm * 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; |
| } |
| |
| #define snd_hdspm_info_c_tms snd_ctl_boolean_mono_info |
| |
| static int snd_hdspm_get_c_tms(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct hdspm * hdspm) |
| { |
| return (hdspm->control_register & HDSPM_AutoInp) ? 1 : 0; |
| } |
| |
| static int hdspm_set_safe_mode(struct hdspm * 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; |
| } |
| |
| #define snd_hdspm_info_safe_mode snd_ctl_boolean_mono_info |
| |
| static int snd_hdspm_get_safe_mode(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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_EMPHASIS(xname, xindex) \ |
| { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ |
| .name = xname, \ |
| .index = xindex, \ |
| .info = snd_hdspm_info_emphasis, \ |
| .get = snd_hdspm_get_emphasis, \ |
| .put = snd_hdspm_put_emphasis \ |
| } |
| |
| static int hdspm_emphasis(struct hdspm * hdspm) |
| { |
| return (hdspm->control_register & HDSPM_Emphasis) ? 1 : 0; |
| } |
| |
| static int hdspm_set_emphasis(struct hdspm * hdspm, int emp) |
| { |
| if (emp) |
| hdspm->control_register |= HDSPM_Emphasis; |
| else |
| hdspm->control_register &= ~HDSPM_Emphasis; |
| hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); |
| |
| return 0; |
| } |
| |
| #define snd_hdspm_info_emphasis snd_ctl_boolean_mono_info |
| |
| static int snd_hdspm_get_emphasis(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| spin_lock_irq(&hdspm->lock); |
| ucontrol->value.enumerated.item[0] = hdspm_emphasis(hdspm); |
| spin_unlock_irq(&hdspm->lock); |
| return 0; |
| } |
| |
| static int snd_hdspm_put_emphasis(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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_emphasis(hdspm); |
| hdspm_set_emphasis(hdspm, val); |
| spin_unlock_irq(&hdspm->lock); |
| return change; |
| } |
| |
| #define HDSPM_DOLBY(xname, xindex) \ |
| { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ |
| .name = xname, \ |
| .index = xindex, \ |
| .info = snd_hdspm_info_dolby, \ |
| .get = snd_hdspm_get_dolby, \ |
| .put = snd_hdspm_put_dolby \ |
| } |
| |
| static int hdspm_dolby(struct hdspm * hdspm) |
| { |
| return (hdspm->control_register & HDSPM_Dolby) ? 1 : 0; |
| } |
| |
| static int hdspm_set_dolby(struct hdspm * hdspm, int dol) |
| { |
| if (dol) |
| hdspm->control_register |= HDSPM_Dolby; |
| else |
| hdspm->control_register &= ~HDSPM_Dolby; |
| hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); |
| |
| return 0; |
| } |
| |
| #define snd_hdspm_info_dolby snd_ctl_boolean_mono_info |
| |
| static int snd_hdspm_get_dolby(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| spin_lock_irq(&hdspm->lock); |
| ucontrol->value.enumerated.item[0] = hdspm_dolby(hdspm); |
| spin_unlock_irq(&hdspm->lock); |
| return 0; |
| } |
| |
| static int snd_hdspm_put_dolby(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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_dolby(hdspm); |
| hdspm_set_dolby(hdspm, val); |
| spin_unlock_irq(&hdspm->lock); |
| return change; |
| } |
| |
| #define HDSPM_PROFESSIONAL(xname, xindex) \ |
| { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ |
| .name = xname, \ |
| .index = xindex, \ |
| .info = snd_hdspm_info_professional, \ |
| .get = snd_hdspm_get_professional, \ |
| .put = snd_hdspm_put_professional \ |
| } |
| |
| static int hdspm_professional(struct hdspm * hdspm) |
| { |
| return (hdspm->control_register & HDSPM_Professional) ? 1 : 0; |
| } |
| |
| static int hdspm_set_professional(struct hdspm * hdspm, int dol) |
| { |
| if (dol) |
| hdspm->control_register |= HDSPM_Professional; |
| else |
| hdspm->control_register &= ~HDSPM_Professional; |
| hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); |
| |
| return 0; |
| } |
| |
| #define snd_hdspm_info_professional snd_ctl_boolean_mono_info |
| |
| static int snd_hdspm_get_professional(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| spin_lock_irq(&hdspm->lock); |
| ucontrol->value.enumerated.item[0] = hdspm_professional(hdspm); |
| spin_unlock_irq(&hdspm->lock); |
| return 0; |
| } |
| |
| static int snd_hdspm_put_professional(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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_professional(hdspm); |
| hdspm_set_professional(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(struct hdspm * hdspm) |
| { |
| return (hdspm->control_register & HDSPM_InputSelect0) ? 1 : 0; |
| } |
| |
| static int hdspm_set_input_select(struct hdspm * 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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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; |
| } |
| |
| #define HDSPM_DS_WIRE(xname, xindex) \ |
| { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ |
| .name = xname, \ |
| .index = xindex, \ |
| .info = snd_hdspm_info_ds_wire, \ |
| .get = snd_hdspm_get_ds_wire, \ |
| .put = snd_hdspm_put_ds_wire \ |
| } |
| |
| static int hdspm_ds_wire(struct hdspm * hdspm) |
| { |
| return (hdspm->control_register & HDSPM_DS_DoubleWire) ? 1 : 0; |
| } |
| |
| static int hdspm_set_ds_wire(struct hdspm * hdspm, int ds) |
| { |
| if (ds) |
| hdspm->control_register |= HDSPM_DS_DoubleWire; |
| else |
| hdspm->control_register &= ~HDSPM_DS_DoubleWire; |
| hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); |
| |
| return 0; |
| } |
| |
| static int snd_hdspm_info_ds_wire(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *uinfo) |
| { |
| static char *texts[] = { "Single", "Double" }; |
| |
| 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_ds_wire(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| spin_lock_irq(&hdspm->lock); |
| ucontrol->value.enumerated.item[0] = hdspm_ds_wire(hdspm); |
| spin_unlock_irq(&hdspm->lock); |
| return 0; |
| } |
| |
| static int snd_hdspm_put_ds_wire(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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_ds_wire(hdspm); |
| hdspm_set_ds_wire(hdspm, val); |
| spin_unlock_irq(&hdspm->lock); |
| return change; |
| } |
| |
| #define HDSPM_QS_WIRE(xname, xindex) \ |
| { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ |
| .name = xname, \ |
| .index = xindex, \ |
| .info = snd_hdspm_info_qs_wire, \ |
| .get = snd_hdspm_get_qs_wire, \ |
| .put = snd_hdspm_put_qs_wire \ |
| } |
| |
| static int hdspm_qs_wire(struct hdspm * hdspm) |
| { |
| if (hdspm->control_register & HDSPM_QS_DoubleWire) |
| return 1; |
| if (hdspm->control_register & HDSPM_QS_QuadWire) |
| return 2; |
| return 0; |
| } |
| |
| static int hdspm_set_qs_wire(struct hdspm * hdspm, int mode) |
| { |
| hdspm->control_register &= ~(HDSPM_QS_DoubleWire | HDSPM_QS_QuadWire); |
| switch (mode) { |
| case 0: |
| break; |
| case 1: |
| hdspm->control_register |= HDSPM_QS_DoubleWire; |
| break; |
| case 2: |
| hdspm->control_register |= HDSPM_QS_QuadWire; |
| break; |
| } |
| hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); |
| |
| return 0; |
| } |
| |
| static int snd_hdspm_info_qs_wire(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *uinfo) |
| { |
| static char *texts[] = { "Single", "Double", "Quad" }; |
| |
| 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_qs_wire(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| spin_lock_irq(&hdspm->lock); |
| ucontrol->value.enumerated.item[0] = hdspm_qs_wire(hdspm); |
| spin_unlock_irq(&hdspm->lock); |
| return 0; |
| } |
| |
| static int snd_hdspm_put_qs_wire(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| int change; |
| int val; |
| |
| if (!snd_hdspm_use_is_exclusive(hdspm)) |
| return -EBUSY; |
| val = ucontrol->value.integer.value[0]; |
| if (val < 0) |
| val = 0; |
| if (val > 2) |
| val = 2; |
| spin_lock_irq(&hdspm->lock); |
| change = val != hdspm_qs_wire(hdspm); |
| hdspm_set_qs_wire(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 separation ?) |
| */ |
| |
| #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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| int channel; |
| int mapped_channel; |
| |
| channel = ucontrol->id.index - 1; |
| |
| if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS)) |
| return -EINVAL; |
| |
| mapped_channel = hdspm->channel_map[channel]; |
| if (mapped_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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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; |
| |
| if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS)) |
| return -EINVAL; |
| |
| mapped_channel = hdspm->channel_map[channel]; |
| if (mapped_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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *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(struct hdspm * hdspm) |
| { |
| if (hdspm->is_aes32) { |
| int status = hdspm_read(hdspm, HDSPM_statusRegister); |
| if (status & HDSPM_AES32_wcLock) { |
| /* I don't know how to differenciate sync from lock. |
| Doing as if sync for now */ |
| return 2; |
| } |
| return 0; |
| } else { |
| 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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct hdspm *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(struct hdspm * 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(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value * |
| ucontrol) |
| { |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| ucontrol->value.enumerated.item[0] = |
| hdspm_madisync_sync_check(hdspm); |
| return 0; |
| } |
| |
| |
| #define HDSPM_AES_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_aes_sync_check \ |
| } |
| |
| static int hdspm_aes_sync_check(struct hdspm * hdspm, int idx) |
| { |
| int status2 = hdspm_read(hdspm, HDSPM_statusRegister2); |
| if (status2 & (HDSPM_LockAES >> idx)) { |
| /* I don't know how to differenciate sync from lock. |
| Doing as if sync for now */ |
| return 2; |
| } |
| return 0; |
| } |
| |
| static int snd_hdspm_get_aes_sync_check(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| int offset; |
| struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); |
| |
| offset = ucontrol->id.index - 1; |
| if (offset < 0 || offset >= 8) |
| return -EINVAL; |
| |
| ucontrol->value.enumerated.item[0] = |
| hdspm_aes_sync_check(hdspm, offset); |
| return 0; |
| } |
| |
| |
| static struct snd_kcontrol_new snd_hdspm_controls_madi[] = { |
| |
| 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 struct snd_kcontrol_new snd_hdspm_controls_aes32[] = { |
| |
| 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_AES_SYNC_CHECK("AES Lock Status", 0),*/ /* created in snd_hdspm_create_controls() */ |
| HDSPM_LINE_OUT("Line Out", 0), |
| HDSPM_EMPHASIS("Emphasis", 0), |
| HDSPM_DOLBY("Non Audio", 0), |
| HDSPM_PROFESSIONAL("Professional", 0), |
| HDSPM_C_TMS("Clear Track Marker", 0), |
| HDSPM_DS_WIRE("Double Speed Wire Mode", 0), |
| HDSPM_QS_WIRE("Quad Speed Wire Mode", 0), |
| }; |
| |
| static struct snd_kcontrol_new snd_hdspm_playback_mixer = HDSPM_PLAYBACK_MIXER; |
| |
| |
| static int hdspm_update_simple_mixer_controls(struct hdspm * 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(struct snd_card *card, struct hdspm * hdspm) |
| { |
| unsigned int idx, limit; |
| int err; |
| struct snd_kcontrol *kctl; |
| |
| /* add control list first */ |
| if (hdspm->is_aes32) { |
| struct snd_kcontrol_new aes_sync_ctl = |
| HDSPM_AES_SYNC_CHECK("AES Lock Status", 0); |
| |
| for (idx = 0; idx < ARRAY_SIZE(snd_hdspm_controls_aes32); |
| idx++) { |
| err = snd_ctl_add(card, |
| snd_ctl_new1(&snd_hdspm_controls_aes32[idx], |
| hdspm)); |
| if (err < 0) |
| return err; |
| } |
| for (idx = 1; idx <= 8; idx++) { |
| aes_sync_ctl.index = idx; |
| err = snd_ctl_add(card, |
| snd_ctl_new1(&aes_sync_ctl, hdspm)); |
| if (err < 0) |
| return err; |
| } |
| } else { |
| for (idx = 0; idx < ARRAY_SIZE(snd_hdspm_controls_madi); |
| idx++) { |
| err = snd_ctl_add(card, |
| snd_ctl_new1(&snd_hdspm_controls_madi[idx], |
| hdspm)); |
| if (err < 0) |
| return err; |
| } |
| } |
| |
| /* Channel playback mixer as default control |
| Note: the whole matrix would be 128*HDSPM_MIXER_CHANNELS Faders, |
| thats too * big for any alsamixer they are accessible 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; |
| kctl = snd_ctl_new1(&snd_hdspm_playback_mixer, hdspm); |
| err = snd_ctl_add(card, kctl); |
| if (err < 0) |
| return err; |
| hdspm->playback_mixer_ctls[idx] = kctl; |
| } |
| |
| return 0; |
| } |
| |
| /*------------------------------------------------------------ |
| /proc interface |
| ------------------------------------------------------------*/ |
| |
| static void |
| snd_hdspm_proc_read_madi(struct snd_info_entry * entry, |
| struct snd_info_buffer *buffer) |
| { |
| struct hdspm *hdspm = 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 = "Unknown"; |
| } |
| |
| switch (hdspm->control_register & HDSPM_SyncRefMask) { |
| case HDSPM_SyncRef_Word: |
| syncref = "WordClock"; |
| break; |
| case HDSPM_SyncRef_MADI: |
| syncref = "MADI"; |
| break; |
| default: |
| syncref = "Unknown"; |
| } |
| 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 |
| snd_hdspm_proc_read_aes32(struct snd_info_entry * entry, |
| struct snd_info_buffer *buffer) |
| { |
| struct hdspm *hdspm = entry->private_data; |
| unsigned int status; |
| unsigned int status2; |
| unsigned int timecode; |
| int pref_syncref; |
| char *autosync_ref; |
| char *system_clock_mode; |
| char *clock_source; |
| int x; |
| |
| status = hdspm_read(hdspm, HDSPM_statusRegister); |
| status2 = hdspm_read(hdspm, HDSPM_statusRegister2); |
| timecode = hdspm_read(hdspm, HDSPM_timecodeRegister); |
| |
| snd_iprintf(buffer, "%s (Card #%d) Rev.%x\n", |
| hdspm->card_name, hdspm->card->number + 1, |
| hdspm->firmware_rev); |
| |
| 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, status1=0x%x, status2=0x%x, " |
| "timecode=0x%x\n", |
| hdspm->control_register, |
| status, status2, timecode); |
| |
| 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"); |
| |
| snd_iprintf(buffer, |
| "ClearTrackMarker %s, Emphasis %s, Dolby %s\n", |
| (hdspm-> |
| control_register & HDSPM_clr_tms) ? "on" : "off", |
| (hdspm-> |
| control_register & HDSPM_Emphasis) ? "on" : "off", |
| (hdspm-> |
| control_register & HDSPM_Dolby) ? "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; |
| case HDSPM_CLOCK_SOURCE_INTERNAL_128KHZ: |
| clock_source = "Internal 128 kHz"; |
| break; |
| case HDSPM_CLOCK_SOURCE_INTERNAL_176_4KHZ: |
| clock_source = "Internal 176.4 kHz"; |
| break; |
| case HDSPM_CLOCK_SOURCE_INTERNAL_192KHZ: |
| clock_source = "Internal 192 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); |
| |
| pref_syncref = hdspm_pref_sync_ref(hdspm); |
| if (pref_syncref == 0) |
| snd_iprintf(buffer, "Preferred Sync Reference: Word Clock\n"); |
| else |
| snd_iprintf(buffer, "Preferred Sync Reference: AES%d\n", |
| pref_syncref); |
| |
| snd_iprintf(buffer, "System Clock Frequency: %d\n", |
| hdspm->system_sample_rate); |
| |
| snd_iprintf(buffer, "Double speed: %s\n", |
| hdspm->control_register & HDSPM_DS_DoubleWire? |
| "Double wire" : "Single wire"); |
| snd_iprintf(buffer, "Quad speed: %s\n", |
| hdspm->control_register & HDSPM_QS_DoubleWire? |
| "Double wire" : |
| hdspm->control_register & HDSPM_QS_QuadWire? |
| "Quad wire" : "Single wire"); |
| |
| snd_iprintf(buffer, "--- Status:\n"); |
| |
| snd_iprintf(buffer, "Word: %s Frequency: %d\n", |
| (status & HDSPM_AES32_wcLock)? "Sync " : "No Lock", |
| HDSPM_bit2freq((status >> HDSPM_AES32_wcFreq_bit) & 0xF)); |
| |
| for (x = 0; x < 8; x++) { |
| snd_iprintf(buffer, "AES%d: %s Frequency: %d\n", |
| x+1, |
| (status2 & (HDSPM_LockAES >> x)) ? |
| "Sync ": "No Lock", |
| HDSPM_bit2freq((timecode >> (4*x)) & 0xF)); |
| } |
| |
| switch (hdspm_autosync_ref(hdspm)) { |
| case HDSPM_AES32_AUTOSYNC_FROM_NONE: autosync_ref="None"; break; |
| case HDSPM_AES32_AUTOSYNC_FROM_WORD: autosync_ref="Word Clock"; break; |
| case HDSPM_AES32_AUTOSYNC_FROM_AES1: autosync_ref="AES1"; break; |
| case HDSPM_AES32_AUTOSYNC_FROM_AES2: autosync_ref="AES2"; break; |
| case HDSPM_AES32_AUTOSYNC_FROM_AES3: autosync_ref="AES3"; break; |
| case HDSPM_AES32_AUTOSYNC_FROM_AES4: autosync_ref="AES4"; break; |
| case HDSPM_AES32_AUTOSYNC_FROM_AES5: autosync_ref="AES5"; break; |
| case HDSPM_AES32_AUTOSYNC_FROM_AES6: autosync_ref="AES6"; break; |
| case HDSPM_AES32_AUTOSYNC_FROM_AES7: autosync_ref="AES7"; break; |
| case HDSPM_AES32_AUTOSYNC_FROM_AES8: autosync_ref="AES8"; break; |
| default: autosync_ref = "---"; break; |
| } |
| snd_iprintf(buffer, "AutoSync ref = %s\n", autosync_ref); |
| |
| snd_iprintf(buffer, "\n"); |
| } |
| |
| #ifdef CONFIG_SND_DEBUG |
| static void |
| snd_hdspm_proc_read_debug(struct snd_info_entry * entry, |
| struct snd_info_buffer *buffer) |
| { |
| struct hdspm *hdspm = entry->private_data; |
| |
| int j,i; |
| |
| for (i = 0; i < 256 /* 1024*64 */; i += j) { |
| snd_iprintf(buffer, "0x%08X: ", i); |
| for (j = 0; j < 16; j += 4) |
| snd_iprintf(buffer, "%08X ", hdspm_read(hdspm, i + j)); |
| snd_iprintf(buffer, "\n"); |
| } |
| } |
| #endif |
| |
| |
| |
| static void __devinit snd_hdspm_proc_init(struct hdspm * hdspm) |
| { |
| struct snd_info_entry *entry; |
| |
| if (!snd_card_proc_new(hdspm->card, "hdspm", &entry)) |
| snd_info_set_text_ops(entry, hdspm, |
| hdspm->is_aes32 ? |
| snd_hdspm_proc_read_aes32 : |
| snd_hdspm_proc_read_madi); |
| #ifdef CONFIG_SND_DEBUG |
| /* debug file to read all hdspm registers */ |
| if (!snd_card_proc_new(hdspm->card, "debug", &entry)) |
| snd_info_set_text_ops(entry, hdspm, |
| snd_hdspm_proc_read_debug); |
| #endif |
| } |
| |
| /*------------------------------------------------------------ |
| hdspm intitialize |
| ------------------------------------------------------------*/ |
| |
| static int snd_hdspm_set_defaults(struct hdspm * hdspm) |
| { |
| unsigned int i; |
| |
| /* ASSUMPTION: hdspm->lock is either held, or there is no need to |
| hold it (e.g. during module initialization). |
| */ |
| |
| /* set defaults: */ |
| |
| if (hdspm->is_aes32) |
| hdspm->control_register = |
| HDSPM_ClockModeMaster | /* Master Cloack Mode on */ |
| hdspm_encode_latency(7) | /* latency maximum = |
| * 8192 samples |
| */ |
| HDSPM_SyncRef0 | /* AES1 is syncclock */ |
| HDSPM_LineOut | /* Analog output in */ |
| HDSPM_Professional; /* Professional mode */ |
| else |
| 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); |
| |
| if (!hdspm->is_aes32) { |
| /* No control2 register for AES32 */ |
| #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; |
| } |
| |
| |
| /*------------------------------------------------------------ |
| interrupt |
| ------------------------------------------------------------*/ |
| |
| static irqreturn_t snd_hdspm_interrupt(int irq, void *dev_id) |
| { |
| struct hdspm *hdspm = (struct hdspm *) 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->capture_substream); |
| |
| if (hdspm->playback_substream) |
| snd_pcm_period_elapsed(hdspm->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_schedule(&hdspm->midi_tasklet); |
| return IRQ_HANDLED; |
| } |
| |
| /*------------------------------------------------------------ |
| pcm interface |
| ------------------------------------------------------------*/ |
| |
| |
| static snd_pcm_uframes_t snd_hdspm_hw_pointer(struct snd_pcm_substream * |
| substream) |
| { |
| struct hdspm *hdspm = snd_pcm_substream_chip(substream); |
| return hdspm_hw_pointer(hdspm); |
| } |
| |
| static char *hdspm_channel_buffer_location(struct hdspm * hdspm, |
| int stream, int channel) |
| { |
| int mapped_channel; |
| |
| if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS)) |
| return NULL; |
| |
| mapped_channel = hdspm->channel_map[channel]; |
| if (mapped_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(struct snd_pcm_substream *substream, |
| int channel, snd_pcm_uframes_t pos, |
| void __user *src, snd_pcm_uframes_t count) |
| { |
| struct hdspm *hdspm = snd_pcm_substream_chip(substream); |
| char *channel_buf; |
| |
| if (snd_BUG_ON(pos + count > HDSPM_CHANNEL_BUFFER_BYTES / 4)) |
| return -EINVAL; |
| |
| channel_buf = |
| hdspm_channel_buffer_location(hdspm, substream->pstr->stream, |
| channel); |
| |
| if (snd_BUG_ON(!channel_buf)) |
| return -EIO; |
| |
| return copy_from_user(channel_buf + pos * 4, src, count * 4); |
| } |
| |
| static int snd_hdspm_capture_copy(struct snd_pcm_substream *substream, |
| int channel, snd_pcm_uframes_t pos, |
| void __user *dst, snd_pcm_uframes_t count) |
| { |
| struct hdspm *hdspm = snd_pcm_substream_chip(substream); |
| char *channel_buf; |
| |
| if (snd_BUG_ON(pos + count > HDSPM_CHANNEL_BUFFER_BYTES / 4)) |
| return -EINVAL; |
| |
| channel_buf = |
| hdspm_channel_buffer_location(hdspm, substream->pstr->stream, |
| channel); |
| if (snd_BUG_ON(!channel_buf)) |
| return -EIO; |
| return copy_to_user(dst, channel_buf + pos * 4, count * 4); |
| } |
| |
| static int snd_hdspm_hw_silence(struct snd_pcm_substream *substream, |
| int channel, snd_pcm_uframes_t pos, |
| snd_pcm_uframes_t count) |
| { |
| struct hdspm *hdspm = snd_pcm_substream_chip(substream); |
| char *channel_buf; |
| |
| channel_buf = |
| hdspm_channel_buffer_location(hdspm, substream->pstr->stream, |
| channel); |
| if (snd_BUG_ON(!channel_buf)) |
| return -EIO; |
| memset(channel_buf + pos * 4, 0, count * 4); |
| return 0; |
| } |
| |
| static int snd_hdspm_reset(struct snd_pcm_substream *substream) |
| { |
| struct snd_pcm_runtime *runtime = substream->runtime; |
| struct hdspm *hdspm = snd_pcm_substream_chip(substream); |
| struct snd_pcm_substream *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 snd_pcm_substream *s; |
| struct snd_pcm_runtime *oruntime = other->runtime; |
| snd_pcm_group_for_each_entry(s, substream) { |
| if (s == other) { |
| oruntime->status->hw_ptr = |
| runtime->status->hw_ptr; |
| break; |
| } |
| } |
| } |
| return 0; |
| } |
| |
| static int snd_hdspm_hw_params(struct snd_pcm_substream *substream, |
| struct snd_pcm_hw_params *params) |
| { |
| struct hdspm *hdspm = snd_pcm_substream_chip(substream); |
| int err; |
| int i; |
| pid_t this_pid; |
| pid_t other_pid; |
| |
| 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); |
| err = hdspm_set_rate(hdspm, params_rate(params), 0); |
| if (err < 0) { |
| spin_unlock_irq(&hdspm->lock); |
| _snd_pcm_hw_param_setempty(params, |
| SNDRV_PCM_HW_PARAM_RATE); |
| return err; |
| } |
| spin_unlock_irq(&hdspm->lock); |
| |
| err = hdspm_set_interrupt_interval(hdspm, |
| params_period_size(params)); |
| if (err < 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 */ |
| /* Update for MADI rev 204: we need to allocate for all channels, |
| * otherwise it doesn't work at 96kHz */ |
| err = |
| snd_pcm_lib_malloc_pages(substream, HDSPM_DMA_AREA_BYTES); |
| if (err < 0) |
| return err; |
| |
| if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { |
| |
| hdspm_set_sgbuf(hdspm, substream, 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; |
| snd_printdd("Allocated sample buffer for playback at %p\n", |
| hdspm->playback_buffer); |
| } else { |
| hdspm_set_sgbuf(hdspm, substream, 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; |
| snd_printdd("Allocated sample buffer for capture at %p\n", |
| hdspm->capture_buffer); |
| } |
| /* |
| snd_printdd("Allocated sample buffer for %s at 0x%08X\n", |
| substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? |
| "playback" : "capture", |
| snd_pcm_sgbuf_get_addr(substream, 0)); |
| */ |
| /* |
| snd_printdd("set_hwparams: %s %d Hz, %d channels, bs = %d\n", |
| substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? |
| "playback" : "capture", |
| params_rate(params), params_channels(params), |
| params_buffer_size(params)); |
| */ |
| return 0; |
| } |
| |
| static int snd_hdspm_hw_free(struct snd_pcm_substream *substream) |
| { |
| int i; |
| struct hdspm *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(struct snd_pcm_substream *substream, |
| struct snd_pcm_channel_info * info) |
| { |
| struct hdspm *hdspm = snd_pcm_substream_chip(substream); |
| int mapped_channel; |
| |
| if (snd_BUG_ON(info->channel >= HDSPM_MAX_CHANNELS)) |
| return -EINVAL; |
| |
| mapped_channel = hdspm->channel_map[info->channel]; |
| if (mapped_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(struct snd_pcm_substream *substream, |
| unsigned int cmd, void *arg) |
| { |
| switch (cmd) { |
| case SNDRV_PCM_IOCTL1_RESET: |
| return snd_hdspm_reset(substream); |
| |
| case SNDRV_PCM_IOCTL1_CHANNEL_INFO: |
| { |
| struct snd_pcm_channel_info *info = arg; |
| return snd_hdspm_channel_info(substream, info); |
| } |
| default: |
| break; |
| } |
| |
| return snd_pcm_lib_ioctl(substream, cmd, arg); |
| } |
| |
| static int snd_hdspm_trigger(struct snd_pcm_substream *substream, int cmd) |
| { |
| struct hdspm *hdspm = snd_pcm_substream_chip(substream); |
| struct snd_pcm_substream *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 snd_pcm_substream *s; |
| snd_pcm_group_for_each_entry(s, substream) { |
| 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(struct snd_pcm_substream *substream) |
| { |
| return 0; |
| } |
| |
| static unsigned int period_sizes[] = |
| { 64, 128, 256, 512, 1024, 2048, 4096, 8192 }; |
| |
| static struct snd_pcm_hardware 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 | |
| SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000 ), |
| .rate_min = 32000, |
| .rate_max = 192000, |
| .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 struct snd_pcm_hardware 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 | |
| SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000), |
| .rate_min = 32000, |
| .rate_max = 192000, |
| .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 struct snd_pcm_hw_constraint_list hw_constraints_period_sizes = { |
| .count = ARRAY_SIZE(period_sizes), |
| .list = period_sizes, |
| .mask = 0 |
| }; |
| |
| |
| static int snd_hdspm_hw_rule_channels_rate(struct snd_pcm_hw_params *params, |
| struct snd_pcm_hw_rule * rule) |
| { |
| struct hdspm *hdspm = rule->private; |
| struct snd_interval *c = |
| hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); |
| struct snd_interval *r = |
| hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); |
| |
| if (r->min > 48000 && r->max <= 96000) { |
| struct snd_interval t = { |
| .min = hdspm->ds_channels, |
| .max = hdspm->ds_channels, |
| .integer = 1, |
| }; |
| return snd_interval_refine(c, &t); |
| } else if (r->max < 64000) { |
| struct snd_interval t = { |
| .min = hdspm->ss_channels, |
| .max = hdspm->ss_channels, |
| .integer = 1, |
| }; |
| return snd_interval_refine(c, &t); |
| } |
| return 0; |
| } |
| |
| static int snd_hdspm_hw_rule_rate_channels(struct snd_pcm_hw_params *params, |
| struct snd_pcm_hw_rule * rule) |
| { |
| struct hdspm *hdspm = rule->private; |
| struct snd_interval *c = |
| hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); |
| struct snd_interval *r = |
| hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); |
| |
| if (c->min >= hdspm->ss_channels) { |
| struct snd_interval t = { |
| .min = 32000, |
| .max = 48000, |
| .integer = 1, |
| }; |
| return snd_interval_refine(r, &t); |
| } else if (c->max <= hdspm->ds_channels) { |
| struct snd_interval t = { |
| .min = 64000, |
| .max = 96000, |
| .integer = 1, |
| }; |
| |
| return snd_interval_refine(r, &t); |
| } |
| return 0; |
| } |
| |
| static int snd_hdspm_hw_rule_channels(struct snd_pcm_hw_params *params, |
| struct snd_pcm_hw_rule *rule) |
| { |
| unsigned int list[3]; |
| struct hdspm *hdspm = rule->private; |
| struct snd_interval *c = hw_param_interval(params, |
| SNDRV_PCM_HW_PARAM_CHANNELS); |
| if (hdspm->is_aes32) { |
| list[0] = hdspm->qs_channels; |
| list[1] = hdspm->ds_channels; |
| list[2] = hdspm->ss_channels; |
| return snd_interval_list(c, 3, list, 0); |
| } else { |
| list[0] = hdspm->ds_channels; |
| list[1] = hdspm->ss_channels; |
| return snd_interval_list(c, 2, list, 0); |
| } |
| } |
| |
| |
| static unsigned int hdspm_aes32_sample_rates[] = { |
| 32000, 44100, 48000, 64000, 88200, 96000, 128000, 176400, 192000 |
| }; |
| |
| static struct snd_pcm_hw_constraint_list |
| hdspm_hw_constraints_aes32_sample_rates = { |
| .count = ARRAY_SIZE(hdspm_aes32_sample_rates), |
| .list = hdspm_aes32_sample_rates, |
| .mask = 0 |
| }; |
| |
| static int snd_hdspm_playback_open(struct snd_pcm_substream *substream) |
| { |
| struct hdspm *hdspm = snd_pcm_substream_chip(substream); |
| struct snd_pcm_runtime *runtime = substream->runtime; |
| |
| 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); |
| |
| if (hdspm->is_aes32) { |
| snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, |
| &hdspm_hw_constraints_aes32_sample_rates); |
| } else { |
| snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, |
| snd_hdspm_hw_rule_channels, hdspm, |
| SNDRV_PCM_HW_PARAM_CHANNELS, -1); |
| 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(struct snd_pcm_substream *substream) |
| { |
| struct hdspm *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(struct snd_pcm_substream *substream) |
| { |
| struct hdspm *hdspm = snd_pcm_substream_chip(substream); |
| struct snd_pcm_runtime *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); |
| if (hdspm->is_aes32) { |
| snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, |
| &hdspm_hw_constraints_aes32_sample_rates); |
| } else { |
| snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, |
| snd_hdspm_hw_rule_channels, hdspm, |
| SNDRV_PCM_HW_PARAM_CHANNELS, -1); |
| 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(struct snd_pcm_substream *substream) |
| { |
| struct hdspm *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_ioctl(struct snd_hwdep * hw, struct file *file, |
| unsigned int cmd, unsigned long arg) |
| { |
| struct hdspm *hdspm = hw->private_data; |
| struct hdspm_mixer_ioctl mixer; |
| struct hdspm_config_info info; |
| struct hdspm_version hdspm_version; |
| struct 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(struct hdspm_peak_rms)) != 0 ) |
| return -EFAULT; |
| |
| break; |
| |
| |
| case SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO: |
| |
| memset(&info, 0, sizeof(info)); |
| spin_lock_irq(&hdspm->lock); |
| info.pref_sync_ref = hdspm_pref_sync_ref(hdspm); |
| info.wordclock_sync_check = 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 = hdspm_system_clock_mode(hdspm); |
| info.clock_source = hdspm_clock_source(hdspm); |
| info.autosync_ref = hdspm_autosync_ref(hdspm); |
| info.line_out = 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(struct hdspm_mixer))) |
| return -EFAULT; |
| break; |
| |
| default: |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static struct snd_pcm_ops 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 struct snd_pcm_ops 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(struct snd_card *card, |
| struct hdspm * hdspm) |
| { |
| struct snd_hwdep *hw; |
| int err; |
| |
| err = snd_hwdep_new(card, "HDSPM hwdep", 0, &hw); |
| if (err < 0) |
| return err; |
| |
| hdspm->hwdep = hw; |
| hw->private_data = hdspm; |
| strcpy(hw->name, "HDSPM hwdep interface"); |
| |
| hw->ops.ioctl = snd_hdspm_hwdep_ioctl; |
| |
| return 0; |
| } |
| |
| |
| /*------------------------------------------------------------ |
| memory interface |
| ------------------------------------------------------------*/ |
| static int __devinit snd_hdspm_preallocate_memory(struct hdspm * hdspm) |
| { |
| int err; |
| struct snd_pcm *pcm; |
| size_t wanted; |
| |
| pcm = hdspm->pcm; |
| |
| wanted = HDSPM_DMA_AREA_BYTES; |
| |
| err = |
| snd_pcm_lib_preallocate_pages_for_all(pcm, |
| SNDRV_DMA_TYPE_DEV_SG, |
| snd_dma_pci_data(hdspm->pci), |
| wanted, |
| wanted); |
| if (err < 0) { |
| snd_printdd("Could not preallocate %zd Bytes\n", wanted); |
| |
| return err; |
| } else |
| snd_printdd(" Preallocated %zd Bytes\n", wanted); |
| |
| return 0; |
| } |
| |
| static void hdspm_set_sgbuf(struct hdspm * hdspm, |
| struct snd_pcm_substream *substream, |
| 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(substream, 4096 * i)); |
| } |
| |
| /* ------------- ALSA Devices ---------------------------- */ |
| static int __devinit snd_hdspm_create_pcm(struct snd_card *card, |
| struct hdspm * hdspm) |
| { |
| struct snd_pcm *pcm; |
| int err; |
| |
| err = snd_pcm_new(card, hdspm->card_name, 0, 1, 1, &pcm); |
| if (err < 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; |
| |
| err = snd_hdspm_preallocate_memory(hdspm); |
| if (err < 0) |
| return err; |
| |
| return 0; |
| } |
| |
| static inline void snd_hdspm_initialize_midi_flush(struct hdspm * hdspm) |
| { |
| snd_hdspm_flush_midi_input(hdspm, 0); |
| snd_hdspm_flush_midi_input(hdspm, 1); |
| } |
| |
| static int __devinit snd_hdspm_create_alsa_devices(struct snd_card *card, |
| struct hdspm * hdspm) |
| { |
| int err; |
| |
| snd_printdd("Create card...\n"); |
| err = snd_hdspm_create_pcm(card, hdspm); |
| if (err < 0) |
| return err; |
| |
| err = snd_hdspm_create_midi(card, hdspm, 0); |
| if (err < 0) |
| return err; |
| |
| err = snd_hdspm_create_midi(card, hdspm, 1); |
| if (err < 0) |
| return err; |
| |
| err = snd_hdspm_create_controls(card, hdspm); |
| if (err < 0) |
| return err; |
| |
| err = snd_hdspm_create_hwdep(card, hdspm); |
| if (err < 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"); |
| err = snd_hdspm_set_defaults(hdspm); |
| if (err < 0) |
| return err; |
| |
| snd_printdd("Update mixer controls...\n"); |
| hdspm_update_simple_mixer_controls(hdspm); |
| |
| snd_printdd("Initializeing complete ???\n"); |
| |
| err = snd_card_register(card); |
| if (err < 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(struct snd_card *card, |
| struct hdspm *hdspm, |
| int precise_ptr, int enable_monitor) |
| { |
| struct pci_dev *pci = hdspm->pci; |
| int err; |
| unsigned long io_extent; |
| |
| hdspm->irq = -1; |
| |
| spin_lock_init(&hdspm->midi[0].lock); |
| spin_lock_init(&hdspm->midi[1].lock); |
| |
| 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); |
| |
| hdspm->is_aes32 = (hdspm->firmware_rev >= HDSPM_AESREVISION); |
| |
| strcpy(card->mixername, "Xilinx FPGA"); |
| if (hdspm->is_aes32) { |
| strcpy(card->driver, "HDSPAES32"); |
| hdspm->card_name = "RME HDSPM AES32"; |
| } else { |
| strcpy(card->driver, "HDSPM"); |
| hdspm->card_name = "RME HDSPM MADI"; |
| } |
| |
| err = pci_enable_device(pci); |
| if (err < 0) |
| return err; |
| |
| pci_set_master(hdspm->pci); |
| |
| err = pci_request_regions(pci, "hdspm"); |
| if (err < 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); |
| |
| |
| hdspm->iobase = ioremap_nocache(hdspm->port, io_extent); |
| if (!hdspm->iobase) { |
| 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, |
| IRQF_SHARED, "hdspm", 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 %zd Bytes\n", |
| sizeof(struct hdspm_mixer)); |
| hdspm->mixer = kzalloc(sizeof(struct hdspm_mixer), GFP_KERNEL); |
| if (!hdspm->mixer) { |
| snd_printk(KERN_ERR "HDSPM: " |
| "unable to kmalloc Mixer memory of %d Bytes\n", |
| (int)sizeof(struct hdspm_mixer)); |
| 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"); |
| err = snd_hdspm_create_alsa_devices(card, hdspm); |
| if (err < 0) |
| return err; |
| |
| snd_hdspm_initialize_midi_flush(hdspm); |
| |
| return 0; |
| } |
| |
| static int snd_hdspm_free(struct hdspm * 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); |
| |
| kfree(hdspm->mixer); |
| |
| if (hdspm->iobase) |
| iounmap(hdspm->iobase); |
| |
| if (hdspm->port) |
| pci_release_regions(hdspm->pci); |
| |
| pci_disable_device(hdspm->pci); |
| return 0; |
| } |
| |
| static void snd_hdspm_card_free(struct snd_card *card) |
| { |
| struct hdspm *hdspm = 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; |
| struct hdspm *hdspm; |
| struct snd_card *card; |
| int err; |
| |
| if (dev >= SNDRV_CARDS) |
| return -ENODEV; |
| if (!enable[dev]) { |
| dev++; |
| return -ENOENT; |
| } |
| |
| err = snd_card_create(index[dev], id[dev], |
| THIS_MODULE, sizeof(struct hdspm), &card); |
| if (err < 0) |
| return err; |
| |
| hdspm = card->private_data; |
| card->private_free = snd_hdspm_card_free; |
| hdspm->dev = dev; |
| hdspm->pci = pci; |
| |
| snd_card_set_dev(card, &pci->dev); |
| |
| err = snd_hdspm_create(card, hdspm, precise_ptr[dev], |
| enable_monitor[dev]); |
| if (err < 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); |
| |
| err = snd_card_register(card); |
| if (err < 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", |
| .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) |