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-rw-r--r--sound/pci/rme9652/hdsp.c5470
1 files changed, 5470 insertions, 0 deletions
diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
new file mode 100644
index 000000000..65add92c8
--- /dev/null
+++ b/sound/pci/rme9652/hdsp.c
@@ -0,0 +1,5470 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * ALSA driver for RME Hammerfall DSP audio interface(s)
+ *
+ * Copyright (c) 2002 Paul Davis
+ * Marcus Andersson
+ * Thomas Charbonnel
+ */
+
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/pci.h>
+#include <linux/firmware.h>
+#include <linux/module.h>
+#include <linux/math64.h>
+#include <linux/vmalloc.h>
+#include <linux/io.h>
+#include <linux/nospec.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/hdsp.h>
+
+#include <asm/byteorder.h>
+#include <asm/current.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 bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
+
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "Index value for RME Hammerfall DSP interface.");
+module_param_array(id, charp, NULL, 0444);
+MODULE_PARM_DESC(id, "ID string for RME Hammerfall DSP interface.");
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable/disable specific Hammerfall DSP soundcards.");
+MODULE_AUTHOR("Paul Davis <paul@linuxaudiosystems.com>, Marcus Andersson, Thomas Charbonnel <thomas@undata.org>");
+MODULE_DESCRIPTION("RME Hammerfall DSP");
+MODULE_LICENSE("GPL");
+MODULE_FIRMWARE("rpm_firmware.bin");
+MODULE_FIRMWARE("multiface_firmware.bin");
+MODULE_FIRMWARE("multiface_firmware_rev11.bin");
+MODULE_FIRMWARE("digiface_firmware.bin");
+MODULE_FIRMWARE("digiface_firmware_rev11.bin");
+
+#define HDSP_MAX_CHANNELS 26
+#define HDSP_MAX_DS_CHANNELS 14
+#define HDSP_MAX_QS_CHANNELS 8
+#define DIGIFACE_SS_CHANNELS 26
+#define DIGIFACE_DS_CHANNELS 14
+#define MULTIFACE_SS_CHANNELS 18
+#define MULTIFACE_DS_CHANNELS 14
+#define H9652_SS_CHANNELS 26
+#define H9652_DS_CHANNELS 14
+/* This does not include possible Analog Extension Boards
+ AEBs are detected at card initialization
+*/
+#define H9632_SS_CHANNELS 12
+#define H9632_DS_CHANNELS 8
+#define H9632_QS_CHANNELS 4
+#define RPM_CHANNELS 6
+
+/* Write registers. These are defined as byte-offsets from the iobase value.
+ */
+#define HDSP_resetPointer 0
+#define HDSP_freqReg 0
+#define HDSP_outputBufferAddress 32
+#define HDSP_inputBufferAddress 36
+#define HDSP_controlRegister 64
+#define HDSP_interruptConfirmation 96
+#define HDSP_outputEnable 128
+#define HDSP_control2Reg 256
+#define HDSP_midiDataOut0 352
+#define HDSP_midiDataOut1 356
+#define HDSP_fifoData 368
+#define HDSP_inputEnable 384
+
+/* Read registers. These are defined as byte-offsets from the iobase value
+ */
+
+#define HDSP_statusRegister 0
+#define HDSP_timecode 128
+#define HDSP_status2Register 192
+#define HDSP_midiDataIn0 360
+#define HDSP_midiDataIn1 364
+#define HDSP_midiStatusOut0 384
+#define HDSP_midiStatusOut1 388
+#define HDSP_midiStatusIn0 392
+#define HDSP_midiStatusIn1 396
+#define HDSP_fifoStatus 400
+
+/* 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 HDSP_playbackPeakLevel 4096 /* 26 * 32 bit values */
+#define HDSP_inputPeakLevel 4224 /* 26 * 32 bit values */
+#define HDSP_outputPeakLevel 4352 /* (26+2) * 32 bit values */
+#define HDSP_playbackRmsLevel 4612 /* 26 * 64 bit values */
+#define HDSP_inputRmsLevel 4868 /* 26 * 64 bit values */
+
+
+/* This is for H9652 cards
+ Peak values are read downward from the base
+ Rms values are read upward
+ There are rms values for the outputs too
+ 26*3 values are read in ss mode
+ 14*3 in ds mode, with no gap between values
+*/
+#define HDSP_9652_peakBase 7164
+#define HDSP_9652_rmsBase 4096
+
+/* c.f. the hdsp_9632_meters_t struct */
+#define HDSP_9632_metersBase 4096
+
+#define HDSP_IO_EXTENT 7168
+
+/* control2 register bits */
+
+#define HDSP_TMS 0x01
+#define HDSP_TCK 0x02
+#define HDSP_TDI 0x04
+#define HDSP_JTAG 0x08
+#define HDSP_PWDN 0x10
+#define HDSP_PROGRAM 0x020
+#define HDSP_CONFIG_MODE_0 0x040
+#define HDSP_CONFIG_MODE_1 0x080
+#define HDSP_VERSION_BIT (0x100 | HDSP_S_LOAD)
+#define HDSP_BIGENDIAN_MODE 0x200
+#define HDSP_RD_MULTIPLE 0x400
+#define HDSP_9652_ENABLE_MIXER 0x800
+#define HDSP_S200 0x800
+#define HDSP_S300 (0x100 | HDSP_S200) /* dummy, purpose of 0x100 unknown */
+#define HDSP_CYCLIC_MODE 0x1000
+#define HDSP_TDO 0x10000000
+
+#define HDSP_S_PROGRAM (HDSP_CYCLIC_MODE|HDSP_PROGRAM|HDSP_CONFIG_MODE_0)
+#define HDSP_S_LOAD (HDSP_CYCLIC_MODE|HDSP_PROGRAM|HDSP_CONFIG_MODE_1)
+
+/* Control Register bits */
+
+#define HDSP_Start (1<<0) /* start engine */
+#define HDSP_Latency0 (1<<1) /* buffer size = 2^n where n is defined by Latency{2,1,0} */
+#define HDSP_Latency1 (1<<2) /* [ see above ] */
+#define HDSP_Latency2 (1<<3) /* [ see above ] */
+#define HDSP_ClockModeMaster (1<<4) /* 1=Master, 0=Slave/Autosync */
+#define HDSP_AudioInterruptEnable (1<<5) /* what do you think ? */
+#define HDSP_Frequency0 (1<<6) /* 0=44.1kHz/88.2kHz/176.4kHz 1=48kHz/96kHz/192kHz */
+#define HDSP_Frequency1 (1<<7) /* 0=32kHz/64kHz/128kHz */
+#define HDSP_DoubleSpeed (1<<8) /* 0=normal speed, 1=double speed */
+#define HDSP_SPDIFProfessional (1<<9) /* 0=consumer, 1=professional */
+#define HDSP_SPDIFEmphasis (1<<10) /* 0=none, 1=on */
+#define HDSP_SPDIFNonAudio (1<<11) /* 0=off, 1=on */
+#define HDSP_SPDIFOpticalOut (1<<12) /* 1=use 1st ADAT connector for SPDIF, 0=do not */
+#define HDSP_SyncRef2 (1<<13)
+#define HDSP_SPDIFInputSelect0 (1<<14)
+#define HDSP_SPDIFInputSelect1 (1<<15)
+#define HDSP_SyncRef0 (1<<16)
+#define HDSP_SyncRef1 (1<<17)
+#define HDSP_AnalogExtensionBoard (1<<18) /* For H9632 cards */
+#define HDSP_XLRBreakoutCable (1<<20) /* For H9632 cards */
+#define HDSP_Midi0InterruptEnable (1<<22)
+#define HDSP_Midi1InterruptEnable (1<<23)
+#define HDSP_LineOut (1<<24)
+#define HDSP_ADGain0 (1<<25) /* From here : H9632 specific */
+#define HDSP_ADGain1 (1<<26)
+#define HDSP_DAGain0 (1<<27)
+#define HDSP_DAGain1 (1<<28)
+#define HDSP_PhoneGain0 (1<<29)
+#define HDSP_PhoneGain1 (1<<30)
+#define HDSP_QuadSpeed (1<<31)
+
+/* RPM uses some of the registers for special purposes */
+#define HDSP_RPM_Inp12 0x04A00
+#define HDSP_RPM_Inp12_Phon_6dB 0x00800 /* Dolby */
+#define HDSP_RPM_Inp12_Phon_0dB 0x00000 /* .. */
+#define HDSP_RPM_Inp12_Phon_n6dB 0x04000 /* inp_0 */
+#define HDSP_RPM_Inp12_Line_0dB 0x04200 /* Dolby+PRO */
+#define HDSP_RPM_Inp12_Line_n6dB 0x00200 /* PRO */
+
+#define HDSP_RPM_Inp34 0x32000
+#define HDSP_RPM_Inp34_Phon_6dB 0x20000 /* SyncRef1 */
+#define HDSP_RPM_Inp34_Phon_0dB 0x00000 /* .. */
+#define HDSP_RPM_Inp34_Phon_n6dB 0x02000 /* SyncRef2 */
+#define HDSP_RPM_Inp34_Line_0dB 0x30000 /* SyncRef1+SyncRef0 */
+#define HDSP_RPM_Inp34_Line_n6dB 0x10000 /* SyncRef0 */
+
+#define HDSP_RPM_Bypass 0x01000
+
+#define HDSP_RPM_Disconnect 0x00001
+
+#define HDSP_ADGainMask (HDSP_ADGain0|HDSP_ADGain1)
+#define HDSP_ADGainMinus10dBV HDSP_ADGainMask
+#define HDSP_ADGainPlus4dBu (HDSP_ADGain0)
+#define HDSP_ADGainLowGain 0
+
+#define HDSP_DAGainMask (HDSP_DAGain0|HDSP_DAGain1)
+#define HDSP_DAGainHighGain HDSP_DAGainMask
+#define HDSP_DAGainPlus4dBu (HDSP_DAGain0)
+#define HDSP_DAGainMinus10dBV 0
+
+#define HDSP_PhoneGainMask (HDSP_PhoneGain0|HDSP_PhoneGain1)
+#define HDSP_PhoneGain0dB HDSP_PhoneGainMask
+#define HDSP_PhoneGainMinus6dB (HDSP_PhoneGain0)
+#define HDSP_PhoneGainMinus12dB 0
+
+#define HDSP_LatencyMask (HDSP_Latency0|HDSP_Latency1|HDSP_Latency2)
+#define HDSP_FrequencyMask (HDSP_Frequency0|HDSP_Frequency1|HDSP_DoubleSpeed|HDSP_QuadSpeed)
+
+#define HDSP_SPDIFInputMask (HDSP_SPDIFInputSelect0|HDSP_SPDIFInputSelect1)
+#define HDSP_SPDIFInputADAT1 0
+#define HDSP_SPDIFInputCoaxial (HDSP_SPDIFInputSelect0)
+#define HDSP_SPDIFInputCdrom (HDSP_SPDIFInputSelect1)
+#define HDSP_SPDIFInputAES (HDSP_SPDIFInputSelect0|HDSP_SPDIFInputSelect1)
+
+#define HDSP_SyncRefMask (HDSP_SyncRef0|HDSP_SyncRef1|HDSP_SyncRef2)
+#define HDSP_SyncRef_ADAT1 0
+#define HDSP_SyncRef_ADAT2 (HDSP_SyncRef0)
+#define HDSP_SyncRef_ADAT3 (HDSP_SyncRef1)
+#define HDSP_SyncRef_SPDIF (HDSP_SyncRef0|HDSP_SyncRef1)
+#define HDSP_SyncRef_WORD (HDSP_SyncRef2)
+#define HDSP_SyncRef_ADAT_SYNC (HDSP_SyncRef0|HDSP_SyncRef2)
+
+/* Sample Clock Sources */
+
+#define HDSP_CLOCK_SOURCE_AUTOSYNC 0
+#define HDSP_CLOCK_SOURCE_INTERNAL_32KHZ 1
+#define HDSP_CLOCK_SOURCE_INTERNAL_44_1KHZ 2
+#define HDSP_CLOCK_SOURCE_INTERNAL_48KHZ 3
+#define HDSP_CLOCK_SOURCE_INTERNAL_64KHZ 4
+#define HDSP_CLOCK_SOURCE_INTERNAL_88_2KHZ 5
+#define HDSP_CLOCK_SOURCE_INTERNAL_96KHZ 6
+#define HDSP_CLOCK_SOURCE_INTERNAL_128KHZ 7
+#define HDSP_CLOCK_SOURCE_INTERNAL_176_4KHZ 8
+#define HDSP_CLOCK_SOURCE_INTERNAL_192KHZ 9
+
+/* Preferred sync reference choices - used by "pref_sync_ref" control switch */
+
+#define HDSP_SYNC_FROM_WORD 0
+#define HDSP_SYNC_FROM_SPDIF 1
+#define HDSP_SYNC_FROM_ADAT1 2
+#define HDSP_SYNC_FROM_ADAT_SYNC 3
+#define HDSP_SYNC_FROM_ADAT2 4
+#define HDSP_SYNC_FROM_ADAT3 5
+
+/* SyncCheck status */
+
+#define HDSP_SYNC_CHECK_NO_LOCK 0
+#define HDSP_SYNC_CHECK_LOCK 1
+#define HDSP_SYNC_CHECK_SYNC 2
+
+/* AutoSync references - used by "autosync_ref" control switch */
+
+#define HDSP_AUTOSYNC_FROM_WORD 0
+#define HDSP_AUTOSYNC_FROM_ADAT_SYNC 1
+#define HDSP_AUTOSYNC_FROM_SPDIF 2
+#define HDSP_AUTOSYNC_FROM_NONE 3
+#define HDSP_AUTOSYNC_FROM_ADAT1 4
+#define HDSP_AUTOSYNC_FROM_ADAT2 5
+#define HDSP_AUTOSYNC_FROM_ADAT3 6
+
+/* Possible sources of S/PDIF input */
+
+#define HDSP_SPDIFIN_OPTICAL 0 /* optical (ADAT1) */
+#define HDSP_SPDIFIN_COAXIAL 1 /* coaxial (RCA) */
+#define HDSP_SPDIFIN_INTERNAL 2 /* internal (CDROM) */
+#define HDSP_SPDIFIN_AES 3 /* xlr for H9632 (AES)*/
+
+#define HDSP_Frequency32KHz HDSP_Frequency0
+#define HDSP_Frequency44_1KHz HDSP_Frequency1
+#define HDSP_Frequency48KHz (HDSP_Frequency1|HDSP_Frequency0)
+#define HDSP_Frequency64KHz (HDSP_DoubleSpeed|HDSP_Frequency0)
+#define HDSP_Frequency88_2KHz (HDSP_DoubleSpeed|HDSP_Frequency1)
+#define HDSP_Frequency96KHz (HDSP_DoubleSpeed|HDSP_Frequency1|HDSP_Frequency0)
+/* For H9632 cards */
+#define HDSP_Frequency128KHz (HDSP_QuadSpeed|HDSP_DoubleSpeed|HDSP_Frequency0)
+#define HDSP_Frequency176_4KHz (HDSP_QuadSpeed|HDSP_DoubleSpeed|HDSP_Frequency1)
+#define HDSP_Frequency192KHz (HDSP_QuadSpeed|HDSP_DoubleSpeed|HDSP_Frequency1|HDSP_Frequency0)
+/* RME says n = 104857600000000, but in the windows MADI driver, I see:
+ return 104857600000000 / rate; // 100 MHz
+ return 110100480000000 / rate; // 105 MHz
+*/
+#define DDS_NUMERATOR 104857600000000ULL /* = 2^20 * 10^8 */
+
+#define hdsp_encode_latency(x) (((x)<<1) & HDSP_LatencyMask)
+#define hdsp_decode_latency(x) (((x) & HDSP_LatencyMask)>>1)
+
+#define hdsp_encode_spdif_in(x) (((x)&0x3)<<14)
+#define hdsp_decode_spdif_in(x) (((x)>>14)&0x3)
+
+/* Status Register bits */
+
+#define HDSP_audioIRQPending (1<<0)
+#define HDSP_Lock2 (1<<1) /* this is for Digiface and H9652 */
+#define HDSP_spdifFrequency3 HDSP_Lock2 /* this is for H9632 only */
+#define HDSP_Lock1 (1<<2)
+#define HDSP_Lock0 (1<<3)
+#define HDSP_SPDIFSync (1<<4)
+#define HDSP_TimecodeLock (1<<5)
+#define HDSP_BufferPositionMask 0x000FFC0 /* Bit 6..15 : h/w buffer pointer */
+#define HDSP_Sync2 (1<<16)
+#define HDSP_Sync1 (1<<17)
+#define HDSP_Sync0 (1<<18)
+#define HDSP_DoubleSpeedStatus (1<<19)
+#define HDSP_ConfigError (1<<20)
+#define HDSP_DllError (1<<21)
+#define HDSP_spdifFrequency0 (1<<22)
+#define HDSP_spdifFrequency1 (1<<23)
+#define HDSP_spdifFrequency2 (1<<24)
+#define HDSP_SPDIFErrorFlag (1<<25)
+#define HDSP_BufferID (1<<26)
+#define HDSP_TimecodeSync (1<<27)
+#define HDSP_AEBO (1<<28) /* H9632 specific Analog Extension Boards */
+#define HDSP_AEBI (1<<29) /* 0 = present, 1 = absent */
+#define HDSP_midi0IRQPending (1<<30)
+#define HDSP_midi1IRQPending (1<<31)
+
+#define HDSP_spdifFrequencyMask (HDSP_spdifFrequency0|HDSP_spdifFrequency1|HDSP_spdifFrequency2)
+#define HDSP_spdifFrequencyMask_9632 (HDSP_spdifFrequency0|\
+ HDSP_spdifFrequency1|\
+ HDSP_spdifFrequency2|\
+ HDSP_spdifFrequency3)
+
+#define HDSP_spdifFrequency32KHz (HDSP_spdifFrequency0)
+#define HDSP_spdifFrequency44_1KHz (HDSP_spdifFrequency1)
+#define HDSP_spdifFrequency48KHz (HDSP_spdifFrequency0|HDSP_spdifFrequency1)
+
+#define HDSP_spdifFrequency64KHz (HDSP_spdifFrequency2)
+#define HDSP_spdifFrequency88_2KHz (HDSP_spdifFrequency0|HDSP_spdifFrequency2)
+#define HDSP_spdifFrequency96KHz (HDSP_spdifFrequency2|HDSP_spdifFrequency1)
+
+/* This is for H9632 cards */
+#define HDSP_spdifFrequency128KHz (HDSP_spdifFrequency0|\
+ HDSP_spdifFrequency1|\
+ HDSP_spdifFrequency2)
+#define HDSP_spdifFrequency176_4KHz HDSP_spdifFrequency3
+#define HDSP_spdifFrequency192KHz (HDSP_spdifFrequency3|HDSP_spdifFrequency0)
+
+/* Status2 Register bits */
+
+#define HDSP_version0 (1<<0)
+#define HDSP_version1 (1<<1)
+#define HDSP_version2 (1<<2)
+#define HDSP_wc_lock (1<<3)
+#define HDSP_wc_sync (1<<4)
+#define HDSP_inp_freq0 (1<<5)
+#define HDSP_inp_freq1 (1<<6)
+#define HDSP_inp_freq2 (1<<7)
+#define HDSP_SelSyncRef0 (1<<8)
+#define HDSP_SelSyncRef1 (1<<9)
+#define HDSP_SelSyncRef2 (1<<10)
+
+#define HDSP_wc_valid (HDSP_wc_lock|HDSP_wc_sync)
+
+#define HDSP_systemFrequencyMask (HDSP_inp_freq0|HDSP_inp_freq1|HDSP_inp_freq2)
+#define HDSP_systemFrequency32 (HDSP_inp_freq0)
+#define HDSP_systemFrequency44_1 (HDSP_inp_freq1)
+#define HDSP_systemFrequency48 (HDSP_inp_freq0|HDSP_inp_freq1)
+#define HDSP_systemFrequency64 (HDSP_inp_freq2)
+#define HDSP_systemFrequency88_2 (HDSP_inp_freq0|HDSP_inp_freq2)
+#define HDSP_systemFrequency96 (HDSP_inp_freq1|HDSP_inp_freq2)
+/* FIXME : more values for 9632 cards ? */
+
+#define HDSP_SelSyncRefMask (HDSP_SelSyncRef0|HDSP_SelSyncRef1|HDSP_SelSyncRef2)
+#define HDSP_SelSyncRef_ADAT1 0
+#define HDSP_SelSyncRef_ADAT2 (HDSP_SelSyncRef0)
+#define HDSP_SelSyncRef_ADAT3 (HDSP_SelSyncRef1)
+#define HDSP_SelSyncRef_SPDIF (HDSP_SelSyncRef0|HDSP_SelSyncRef1)
+#define HDSP_SelSyncRef_WORD (HDSP_SelSyncRef2)
+#define HDSP_SelSyncRef_ADAT_SYNC (HDSP_SelSyncRef0|HDSP_SelSyncRef2)
+
+/* Card state flags */
+
+#define HDSP_InitializationComplete (1<<0)
+#define HDSP_FirmwareLoaded (1<<1)
+#define HDSP_FirmwareCached (1<<2)
+
+/* FIFO wait times, defined in terms of 1/10ths of msecs */
+
+#define HDSP_LONG_WAIT 5000
+#define HDSP_SHORT_WAIT 30
+
+#define UNITY_GAIN 32768
+#define MINUS_INFINITY_GAIN 0
+
+/* the size of a substream (1 mono data stream) */
+
+#define HDSP_CHANNEL_BUFFER_SAMPLES (16*1024)
+#define HDSP_CHANNEL_BUFFER_BYTES (4*HDSP_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 - the
+ Multiface still uses the same memory area.
+
+ Note that we allocate 1 more channel than is apparently needed
+ because the h/w seems to write 1 byte beyond the end of the last
+ page. Sigh.
+*/
+
+#define HDSP_DMA_AREA_BYTES ((HDSP_MAX_CHANNELS+1) * HDSP_CHANNEL_BUFFER_BYTES)
+#define HDSP_DMA_AREA_KILOBYTES (HDSP_DMA_AREA_BYTES/1024)
+
+#define HDSP_FIRMWARE_SIZE (24413 * 4)
+
+struct hdsp_9632_meters {
+ u32 input_peak[16];
+ u32 playback_peak[16];
+ u32 output_peak[16];
+ u32 xxx_peak[16];
+ u32 padding[64];
+ u32 input_rms_low[16];
+ u32 playback_rms_low[16];
+ u32 output_rms_low[16];
+ u32 xxx_rms_low[16];
+ u32 input_rms_high[16];
+ u32 playback_rms_high[16];
+ u32 output_rms_high[16];
+ u32 xxx_rms_high[16];
+};
+
+struct hdsp_midi {
+ struct hdsp *hdsp;
+ int id;
+ struct snd_rawmidi *rmidi;
+ struct snd_rawmidi_substream *input;
+ struct snd_rawmidi_substream *output;
+ signed char istimer; /* timer in use */
+ struct timer_list timer;
+ spinlock_t lock;
+ int pending;
+};
+
+struct hdsp {
+ spinlock_t lock;
+ struct snd_pcm_substream *capture_substream;
+ struct snd_pcm_substream *playback_substream;
+ struct hdsp_midi midi[2];
+ struct work_struct midi_work;
+ int use_midi_work;
+ int precise_ptr;
+ u32 control_register; /* cached value */
+ u32 control2_register; /* cached value */
+ u32 creg_spdif;
+ u32 creg_spdif_stream;
+ int clock_source_locked;
+ char *card_name; /* digiface/multiface/rpm */
+ enum HDSP_IO_Type io_type; /* ditto, but for code use */
+ unsigned short firmware_rev;
+ unsigned short state; /* stores state bits */
+ const struct firmware *firmware;
+ u32 *fw_uploaded;
+ size_t period_bytes; /* guess what this is */
+ unsigned char max_channels;
+ unsigned char qs_in_channels; /* quad speed mode for H9632 */
+ unsigned char ds_in_channels;
+ unsigned char ss_in_channels; /* different for multiface/digiface */
+ unsigned char qs_out_channels;
+ unsigned char ds_out_channels;
+ unsigned char ss_out_channels;
+ u32 io_loopback; /* output loopback channel states*/
+
+ /* DMA buffers; those are copied instances from the original snd_dma_buf
+ * objects (which are managed via devres) for the address alignments
+ */
+ struct snd_dma_buffer capture_dma_buf;
+ struct snd_dma_buffer playback_dma_buf;
+ unsigned char *capture_buffer; /* suitably aligned address */
+ unsigned char *playback_buffer; /* suitably aligned address */
+
+ pid_t capture_pid;
+ pid_t playback_pid;
+ int running;
+ int system_sample_rate;
+ const signed char *channel_map;
+ int dev;
+ int irq;
+ unsigned long port;
+ void __iomem *iobase;
+ struct snd_card *card;
+ struct snd_pcm *pcm;
+ struct snd_hwdep *hwdep;
+ struct pci_dev *pci;
+ struct snd_kcontrol *spdif_ctl;
+ unsigned short mixer_matrix[HDSP_MATRIX_MIXER_SIZE];
+ unsigned int dds_value; /* last value written to freq register */
+};
+
+/* 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 const signed char channel_map_df_ss[HDSP_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
+};
+
+static const char channel_map_mf_ss[HDSP_MAX_CHANNELS] = { /* Multiface */
+ /* Analog */
+ 0, 1, 2, 3, 4, 5, 6, 7,
+ /* ADAT 2 */
+ 16, 17, 18, 19, 20, 21, 22, 23,
+ /* SPDIF */
+ 24, 25,
+ -1, -1, -1, -1, -1, -1, -1, -1
+};
+
+static const signed char channel_map_ds[HDSP_MAX_CHANNELS] = {
+ /* ADAT channels are remapped */
+ 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23,
+ /* channels 12 and 13 are S/PDIF */
+ 24, 25,
+ /* others don't exist */
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
+};
+
+static const signed char channel_map_H9632_ss[HDSP_MAX_CHANNELS] = {
+ /* ADAT channels */
+ 0, 1, 2, 3, 4, 5, 6, 7,
+ /* SPDIF */
+ 8, 9,
+ /* Analog */
+ 10, 11,
+ /* AO4S-192 and AI4S-192 extension boards */
+ 12, 13, 14, 15,
+ /* others don't exist */
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1
+};
+
+static const signed char channel_map_H9632_ds[HDSP_MAX_CHANNELS] = {
+ /* ADAT */
+ 1, 3, 5, 7,
+ /* SPDIF */
+ 8, 9,
+ /* Analog */
+ 10, 11,
+ /* AO4S-192 and AI4S-192 extension boards */
+ 12, 13, 14, 15,
+ /* others don't exist */
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1
+};
+
+static const signed char channel_map_H9632_qs[HDSP_MAX_CHANNELS] = {
+ /* ADAT is disabled in this mode */
+ /* SPDIF */
+ 8, 9,
+ /* Analog */
+ 10, 11,
+ /* AO4S-192 and AI4S-192 extension boards */
+ 12, 13, 14, 15,
+ /* others don't exist */
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1
+};
+
+static struct snd_dma_buffer *
+snd_hammerfall_get_buffer(struct pci_dev *pci, size_t size)
+{
+ return snd_devm_alloc_pages(&pci->dev, SNDRV_DMA_TYPE_DEV, size);
+}
+
+static const struct pci_device_id snd_hdsp_ids[] = {
+ {
+ .vendor = PCI_VENDOR_ID_XILINX,
+ .device = PCI_DEVICE_ID_XILINX_HAMMERFALL_DSP,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ }, /* RME Hammerfall-DSP */
+ { 0, },
+};
+
+MODULE_DEVICE_TABLE(pci, snd_hdsp_ids);
+
+/* prototypes */
+static int snd_hdsp_create_alsa_devices(struct snd_card *card, struct hdsp *hdsp);
+static int snd_hdsp_create_pcm(struct snd_card *card, struct hdsp *hdsp);
+static int snd_hdsp_enable_io (struct hdsp *hdsp);
+static void snd_hdsp_initialize_midi_flush (struct hdsp *hdsp);
+static void snd_hdsp_initialize_channels (struct hdsp *hdsp);
+static int hdsp_fifo_wait(struct hdsp *hdsp, int count, int timeout);
+static int hdsp_autosync_ref(struct hdsp *hdsp);
+static int snd_hdsp_set_defaults(struct hdsp *hdsp);
+static void snd_hdsp_9652_enable_mixer (struct hdsp *hdsp);
+
+static int hdsp_playback_to_output_key (struct hdsp *hdsp, int in, int out)
+{
+ switch (hdsp->io_type) {
+ case Multiface:
+ case Digiface:
+ case RPM:
+ default:
+ if (hdsp->firmware_rev == 0xa)
+ return (64 * out) + (32 + (in));
+ else
+ return (52 * out) + (26 + (in));
+ case H9632:
+ return (32 * out) + (16 + (in));
+ case H9652:
+ return (52 * out) + (26 + (in));
+ }
+}
+
+static int hdsp_input_to_output_key (struct hdsp *hdsp, int in, int out)
+{
+ switch (hdsp->io_type) {
+ case Multiface:
+ case Digiface:
+ case RPM:
+ default:
+ if (hdsp->firmware_rev == 0xa)
+ return (64 * out) + in;
+ else
+ return (52 * out) + in;
+ case H9632:
+ return (32 * out) + in;
+ case H9652:
+ return (52 * out) + in;
+ }
+}
+
+static void hdsp_write(struct hdsp *hdsp, int reg, int val)
+{
+ writel(val, hdsp->iobase + reg);
+}
+
+static unsigned int hdsp_read(struct hdsp *hdsp, int reg)
+{
+ return readl (hdsp->iobase + reg);
+}
+
+static int hdsp_check_for_iobox (struct hdsp *hdsp)
+{
+ int i;
+
+ if (hdsp->io_type == H9652 || hdsp->io_type == H9632) return 0;
+ for (i = 0; i < 500; i++) {
+ if (0 == (hdsp_read(hdsp, HDSP_statusRegister) &
+ HDSP_ConfigError)) {
+ if (i) {
+ dev_dbg(hdsp->card->dev,
+ "IO box found after %d ms\n",
+ (20 * i));
+ }
+ return 0;
+ }
+ msleep(20);
+ }
+ dev_err(hdsp->card->dev, "no IO box connected!\n");
+ hdsp->state &= ~HDSP_FirmwareLoaded;
+ return -EIO;
+}
+
+static int hdsp_wait_for_iobox(struct hdsp *hdsp, unsigned int loops,
+ unsigned int delay)
+{
+ unsigned int i;
+
+ if (hdsp->io_type == H9652 || hdsp->io_type == H9632)
+ return 0;
+
+ for (i = 0; i != loops; ++i) {
+ if (hdsp_read(hdsp, HDSP_statusRegister) & HDSP_ConfigError)
+ msleep(delay);
+ else {
+ dev_dbg(hdsp->card->dev, "iobox found after %ums!\n",
+ i * delay);
+ return 0;
+ }
+ }
+
+ dev_info(hdsp->card->dev, "no IO box connected!\n");
+ hdsp->state &= ~HDSP_FirmwareLoaded;
+ return -EIO;
+}
+
+static int snd_hdsp_load_firmware_from_cache(struct hdsp *hdsp) {
+
+ int i;
+ unsigned long flags;
+ const u32 *cache;
+
+ if (hdsp->fw_uploaded)
+ cache = hdsp->fw_uploaded;
+ else {
+ if (!hdsp->firmware)
+ return -ENODEV;
+ cache = (u32 *)hdsp->firmware->data;
+ if (!cache)
+ return -ENODEV;
+ }
+
+ if ((hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DllError) != 0) {
+
+ dev_info(hdsp->card->dev, "loading firmware\n");
+
+ hdsp_write (hdsp, HDSP_control2Reg, HDSP_S_PROGRAM);
+ hdsp_write (hdsp, HDSP_fifoData, 0);
+
+ if (hdsp_fifo_wait (hdsp, 0, HDSP_LONG_WAIT)) {
+ dev_info(hdsp->card->dev,
+ "timeout waiting for download preparation\n");
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S200);
+ return -EIO;
+ }
+
+ hdsp_write (hdsp, HDSP_control2Reg, HDSP_S_LOAD);
+
+ for (i = 0; i < HDSP_FIRMWARE_SIZE / 4; ++i) {
+ hdsp_write(hdsp, HDSP_fifoData, cache[i]);
+ if (hdsp_fifo_wait (hdsp, 127, HDSP_LONG_WAIT)) {
+ dev_info(hdsp->card->dev,
+ "timeout during firmware loading\n");
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S200);
+ return -EIO;
+ }
+ }
+
+ hdsp_fifo_wait(hdsp, 3, HDSP_LONG_WAIT);
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S200);
+
+ ssleep(3);
+#ifdef SNDRV_BIG_ENDIAN
+ hdsp->control2_register = HDSP_BIGENDIAN_MODE;
+#else
+ hdsp->control2_register = 0;
+#endif
+ hdsp_write (hdsp, HDSP_control2Reg, hdsp->control2_register);
+ dev_info(hdsp->card->dev, "finished firmware loading\n");
+
+ }
+ if (hdsp->state & HDSP_InitializationComplete) {
+ dev_info(hdsp->card->dev,
+ "firmware loaded from cache, restoring defaults\n");
+ spin_lock_irqsave(&hdsp->lock, flags);
+ snd_hdsp_set_defaults(hdsp);
+ spin_unlock_irqrestore(&hdsp->lock, flags);
+ }
+
+ hdsp->state |= HDSP_FirmwareLoaded;
+
+ return 0;
+}
+
+static int hdsp_get_iobox_version (struct hdsp *hdsp)
+{
+ if ((hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DllError) != 0) {
+
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD);
+ hdsp_write(hdsp, HDSP_fifoData, 0);
+
+ if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) < 0) {
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S300);
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD);
+ }
+
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S200 | HDSP_PROGRAM);
+ hdsp_write (hdsp, HDSP_fifoData, 0);
+ if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) < 0)
+ goto set_multi;
+
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD);
+ hdsp_write(hdsp, HDSP_fifoData, 0);
+ if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) == 0) {
+ hdsp->io_type = Digiface;
+ dev_info(hdsp->card->dev, "Digiface found\n");
+ return 0;
+ }
+
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S300);
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD);
+ hdsp_write(hdsp, HDSP_fifoData, 0);
+ if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) == 0)
+ goto set_multi;
+
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S300);
+ hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD);
+ hdsp_write(hdsp, HDSP_fifoData, 0);
+ if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) < 0)
+ goto set_multi;
+
+ hdsp->io_type = RPM;
+ dev_info(hdsp->card->dev, "RPM found\n");
+ return 0;
+ } else {
+ /* firmware was already loaded, get iobox type */
+ if (hdsp_read(hdsp, HDSP_status2Register) & HDSP_version2)
+ hdsp->io_type = RPM;
+ else if (hdsp_read(hdsp, HDSP_status2Register) & HDSP_version1)
+ hdsp->io_type = Multiface;
+ else
+ hdsp->io_type = Digiface;
+ }
+ return 0;
+
+set_multi:
+ hdsp->io_type = Multiface;
+ dev_info(hdsp->card->dev, "Multiface found\n");
+ return 0;
+}
+
+
+static int hdsp_request_fw_loader(struct hdsp *hdsp);
+
+static int hdsp_check_for_firmware (struct hdsp *hdsp, int load_on_demand)
+{
+ if (hdsp->io_type == H9652 || hdsp->io_type == H9632)
+ return 0;
+ if ((hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DllError) != 0) {
+ hdsp->state &= ~HDSP_FirmwareLoaded;
+ if (! load_on_demand)
+ return -EIO;
+ dev_err(hdsp->card->dev, "firmware not present.\n");
+ /* try to load firmware */
+ if (! (hdsp->state & HDSP_FirmwareCached)) {
+ if (! hdsp_request_fw_loader(hdsp))
+ return 0;
+ dev_err(hdsp->card->dev,
+ "No firmware loaded nor cached, please upload firmware.\n");
+ return -EIO;
+ }
+ if (snd_hdsp_load_firmware_from_cache(hdsp) != 0) {
+ dev_err(hdsp->card->dev,
+ "Firmware loading from cache failed, please upload manually.\n");
+ return -EIO;
+ }
+ }
+ return 0;
+}
+
+
+static int hdsp_fifo_wait(struct hdsp *hdsp, int count, int timeout)
+{
+ int i;
+
+ /* the fifoStatus registers reports on how many words
+ are available in the command FIFO.
+ */
+
+ for (i = 0; i < timeout; i++) {
+
+ if ((int)(hdsp_read (hdsp, HDSP_fifoStatus) & 0xff) <= count)
+ return 0;
+
+ /* not very friendly, but we only do this during a firmware
+ load and changing the mixer, so we just put up with it.
+ */
+
+ udelay (100);
+ }
+
+ dev_warn(hdsp->card->dev,
+ "wait for FIFO status <= %d failed after %d iterations\n",
+ count, timeout);
+ return -1;
+}
+
+static int hdsp_read_gain (struct hdsp *hdsp, unsigned int addr)
+{
+ if (addr >= HDSP_MATRIX_MIXER_SIZE)
+ return 0;
+
+ return hdsp->mixer_matrix[addr];
+}
+
+static int hdsp_write_gain(struct hdsp *hdsp, unsigned int addr, unsigned short data)
+{
+ unsigned int ad;
+
+ if (addr >= HDSP_MATRIX_MIXER_SIZE)
+ return -1;
+
+ if (hdsp->io_type == H9652 || hdsp->io_type == H9632) {
+
+ /* from martin bjornsen:
+
+ "You can only write dwords to the
+ mixer memory which contain two
+ mixer values in the low and high
+ word. So if you want to change
+ value 0 you have to read value 1
+ from the cache and write both to
+ the first dword in the mixer
+ memory."
+ */
+
+ if (hdsp->io_type == H9632 && addr >= 512)
+ return 0;
+
+ if (hdsp->io_type == H9652 && addr >= 1352)
+ return 0;
+
+ hdsp->mixer_matrix[addr] = data;
+
+
+ /* `addr' addresses a 16-bit wide address, but
+ the address space accessed via hdsp_write
+ uses byte offsets. put another way, addr
+ varies from 0 to 1351, but to access the
+ corresponding memory location, we need
+ to access 0 to 2703 ...
+ */
+ ad = addr/2;
+
+ hdsp_write (hdsp, 4096 + (ad*4),
+ (hdsp->mixer_matrix[(addr&0x7fe)+1] << 16) +
+ hdsp->mixer_matrix[addr&0x7fe]);
+
+ return 0;
+
+ } else {
+
+ ad = (addr << 16) + data;
+
+ if (hdsp_fifo_wait(hdsp, 127, HDSP_LONG_WAIT))
+ return -1;
+
+ hdsp_write (hdsp, HDSP_fifoData, ad);
+ hdsp->mixer_matrix[addr] = data;
+
+ }
+
+ return 0;
+}
+
+static int snd_hdsp_use_is_exclusive(struct hdsp *hdsp)
+{
+ unsigned long flags;
+ int ret = 1;
+
+ spin_lock_irqsave(&hdsp->lock, flags);
+ if ((hdsp->playback_pid != hdsp->capture_pid) &&
+ (hdsp->playback_pid >= 0) && (hdsp->capture_pid >= 0))
+ ret = 0;
+ spin_unlock_irqrestore(&hdsp->lock, flags);
+ return ret;
+}
+
+static int hdsp_spdif_sample_rate(struct hdsp *hdsp)
+{
+ unsigned int status = hdsp_read(hdsp, HDSP_statusRegister);
+ unsigned int rate_bits = (status & HDSP_spdifFrequencyMask);
+
+ /* For the 9632, the mask is different */
+ if (hdsp->io_type == H9632)
+ rate_bits = (status & HDSP_spdifFrequencyMask_9632);
+
+ if (status & HDSP_SPDIFErrorFlag)
+ return 0;
+
+ switch (rate_bits) {
+ case HDSP_spdifFrequency32KHz: return 32000;
+ case HDSP_spdifFrequency44_1KHz: return 44100;
+ case HDSP_spdifFrequency48KHz: return 48000;
+ case HDSP_spdifFrequency64KHz: return 64000;
+ case HDSP_spdifFrequency88_2KHz: return 88200;
+ case HDSP_spdifFrequency96KHz: return 96000;
+ case HDSP_spdifFrequency128KHz:
+ if (hdsp->io_type == H9632) return 128000;
+ break;
+ case HDSP_spdifFrequency176_4KHz:
+ if (hdsp->io_type == H9632) return 176400;
+ break;
+ case HDSP_spdifFrequency192KHz:
+ if (hdsp->io_type == H9632) return 192000;
+ break;
+ default:
+ break;
+ }
+ dev_warn(hdsp->card->dev,
+ "unknown spdif frequency status; bits = 0x%x, status = 0x%x\n",
+ rate_bits, status);
+ return 0;
+}
+
+static int hdsp_external_sample_rate(struct hdsp *hdsp)
+{
+ unsigned int status2 = hdsp_read(hdsp, HDSP_status2Register);
+ unsigned int rate_bits = status2 & HDSP_systemFrequencyMask;
+
+ /* For the 9632 card, there seems to be no bit for indicating external
+ * sample rate greater than 96kHz. The card reports the corresponding
+ * single speed. So the best means seems to get spdif rate when
+ * autosync reference is spdif */
+ if (hdsp->io_type == H9632 &&
+ hdsp_autosync_ref(hdsp) == HDSP_AUTOSYNC_FROM_SPDIF)
+ return hdsp_spdif_sample_rate(hdsp);
+
+ switch (rate_bits) {
+ case HDSP_systemFrequency32: return 32000;
+ case HDSP_systemFrequency44_1: return 44100;
+ case HDSP_systemFrequency48: return 48000;
+ case HDSP_systemFrequency64: return 64000;
+ case HDSP_systemFrequency88_2: return 88200;
+ case HDSP_systemFrequency96: return 96000;
+ default:
+ return 0;
+ }
+}
+
+static void hdsp_compute_period_size(struct hdsp *hdsp)
+{
+ hdsp->period_bytes = 1 << ((hdsp_decode_latency(hdsp->control_register) + 8));
+}
+
+static snd_pcm_uframes_t hdsp_hw_pointer(struct hdsp *hdsp)
+{
+ int position;
+
+ position = hdsp_read(hdsp, HDSP_statusRegister);
+
+ if (!hdsp->precise_ptr)
+ return (position & HDSP_BufferID) ? (hdsp->period_bytes / 4) : 0;
+
+ position &= HDSP_BufferPositionMask;
+ position /= 4;
+ position &= (hdsp->period_bytes/2) - 1;
+ return position;
+}
+
+static void hdsp_reset_hw_pointer(struct hdsp *hdsp)
+{
+ hdsp_write (hdsp, HDSP_resetPointer, 0);
+ if (hdsp->io_type == H9632 && hdsp->firmware_rev >= 152)
+ /* HDSP_resetPointer = HDSP_freqReg, which is strange and
+ * requires (?) to write again DDS value after a reset pointer
+ * (at least, it works like this) */
+ hdsp_write (hdsp, HDSP_freqReg, hdsp->dds_value);
+}
+
+static void hdsp_start_audio(struct hdsp *s)
+{
+ s->control_register |= (HDSP_AudioInterruptEnable | HDSP_Start);
+ hdsp_write(s, HDSP_controlRegister, s->control_register);
+}
+
+static void hdsp_stop_audio(struct hdsp *s)
+{
+ s->control_register &= ~(HDSP_Start | HDSP_AudioInterruptEnable);
+ hdsp_write(s, HDSP_controlRegister, s->control_register);
+}
+
+static void hdsp_silence_playback(struct hdsp *hdsp)
+{
+ memset(hdsp->playback_buffer, 0, HDSP_DMA_AREA_BYTES);
+}
+
+static int hdsp_set_interrupt_interval(struct hdsp *s, unsigned int frames)
+{
+ int n;
+
+ spin_lock_irq(&s->lock);
+
+ frames >>= 7;
+ n = 0;
+ while (frames) {
+ n++;
+ frames >>= 1;
+ }
+
+ s->control_register &= ~HDSP_LatencyMask;
+ s->control_register |= hdsp_encode_latency(n);
+
+ hdsp_write(s, HDSP_controlRegister, s->control_register);
+
+ hdsp_compute_period_size(s);
+
+ spin_unlock_irq(&s->lock);
+
+ return 0;
+}
+
+static void hdsp_set_dds_value(struct hdsp *hdsp, int rate)
+{
+ u64 n;
+
+ if (rate >= 112000)
+ rate /= 4;
+ else if (rate >= 56000)
+ rate /= 2;
+
+ n = DDS_NUMERATOR;
+ n = div_u64(n, rate);
+ /* n should be less than 2^32 for being written to FREQ register */
+ snd_BUG_ON(n >> 32);
+ /* HDSP_freqReg and HDSP_resetPointer are the same, so keep the DDS
+ value to write it after a reset */
+ hdsp->dds_value = n;
+ hdsp_write(hdsp, HDSP_freqReg, hdsp->dds_value);
+}
+
+static int hdsp_set_rate(struct hdsp *hdsp, int rate, int called_internally)
+{
+ int reject_if_open = 0;
+ int current_rate;
+ int rate_bits;
+
+ /* ASSUMPTION: hdsp->lock is either held, or
+ there is no need for it (e.g. during module
+ initialization).
+ */
+
+ if (!(hdsp->control_register & HDSP_ClockModeMaster)) {
+ if (called_internally) {
+ /* request from ctl or card initialization */
+ dev_err(hdsp->card->dev,
+ "device is not running as a clock master: cannot set sample rate.\n");
+ return -1;
+ } else {
+ /* hw_param request while in AutoSync mode */
+ int external_freq = hdsp_external_sample_rate(hdsp);
+ int spdif_freq = hdsp_spdif_sample_rate(hdsp);
+
+ if ((spdif_freq == external_freq*2) && (hdsp_autosync_ref(hdsp) >= HDSP_AUTOSYNC_FROM_ADAT1))
+ dev_info(hdsp->card->dev,
+ "Detected ADAT in double speed mode\n");
+ else if (hdsp->io_type == H9632 && (spdif_freq == external_freq*4) && (hdsp_autosync_ref(hdsp) >= HDSP_AUTOSYNC_FROM_ADAT1))
+ dev_info(hdsp->card->dev,
+ "Detected ADAT in quad speed mode\n");
+ else if (rate != external_freq) {
+ dev_info(hdsp->card->dev,
+ "No AutoSync source for requested rate\n");
+ return -1;
+ }
+ }
+ }
+
+ current_rate = hdsp->system_sample_rate;
+
+ /* Changing from a "single speed" to a "double speed" rate 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 (rate > 96000 && hdsp->io_type != H9632)
+ return -EINVAL;
+
+ switch (rate) {
+ case 32000:
+ if (current_rate > 48000)
+ reject_if_open = 1;
+ rate_bits = HDSP_Frequency32KHz;
+ break;
+ case 44100:
+ if (current_rate > 48000)
+ reject_if_open = 1;
+ rate_bits = HDSP_Frequency44_1KHz;
+ break;
+ case 48000:
+ if (current_rate > 48000)
+ reject_if_open = 1;
+ rate_bits = HDSP_Frequency48KHz;
+ break;
+ case 64000:
+ if (current_rate <= 48000 || current_rate > 96000)
+ reject_if_open = 1;
+ rate_bits = HDSP_Frequency64KHz;
+ break;
+ case 88200:
+ if (current_rate <= 48000 || current_rate > 96000)
+ reject_if_open = 1;
+ rate_bits = HDSP_Frequency88_2KHz;
+ break;
+ case 96000:
+ if (current_rate <= 48000 || current_rate > 96000)
+ reject_if_open = 1;
+ rate_bits = HDSP_Frequency96KHz;
+ break;
+ case 128000:
+ if (current_rate < 128000)
+ reject_if_open = 1;
+ rate_bits = HDSP_Frequency128KHz;
+ break;
+ case 176400:
+ if (current_rate < 128000)
+ reject_if_open = 1;
+ rate_bits = HDSP_Frequency176_4KHz;
+ break;
+ case 192000:
+ if (current_rate < 128000)
+ reject_if_open = 1;
+ rate_bits = HDSP_Frequency192KHz;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (reject_if_open && (hdsp->capture_pid >= 0 || hdsp->playback_pid >= 0)) {
+ dev_warn(hdsp->card->dev,
+ "cannot change speed mode (capture PID = %d, playback PID = %d)\n",
+ hdsp->capture_pid,
+ hdsp->playback_pid);
+ return -EBUSY;
+ }
+
+ hdsp->control_register &= ~HDSP_FrequencyMask;
+ hdsp->control_register |= rate_bits;
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+
+ /* For HDSP9632 rev 152, need to set DDS value in FREQ register */
+ if (hdsp->io_type == H9632 && hdsp->firmware_rev >= 152)
+ hdsp_set_dds_value(hdsp, rate);
+
+ if (rate >= 128000) {
+ hdsp->channel_map = channel_map_H9632_qs;
+ } else if (rate > 48000) {
+ if (hdsp->io_type == H9632)
+ hdsp->channel_map = channel_map_H9632_ds;
+ else
+ hdsp->channel_map = channel_map_ds;
+ } else {
+ switch (hdsp->io_type) {
+ case RPM:
+ case Multiface:
+ hdsp->channel_map = channel_map_mf_ss;
+ break;
+ case Digiface:
+ case H9652:
+ hdsp->channel_map = channel_map_df_ss;
+ break;
+ case H9632:
+ hdsp->channel_map = channel_map_H9632_ss;
+ break;
+ default:
+ /* should never happen */
+ break;
+ }
+ }
+
+ hdsp->system_sample_rate = rate;
+
+ return 0;
+}
+
+/*----------------------------------------------------------------------------
+ MIDI
+ ----------------------------------------------------------------------------*/
+
+static unsigned char snd_hdsp_midi_read_byte (struct hdsp *hdsp, int id)
+{
+ /* the hardware already does the relevant bit-mask with 0xff */
+ if (id)
+ return hdsp_read(hdsp, HDSP_midiDataIn1);
+ else
+ return hdsp_read(hdsp, HDSP_midiDataIn0);
+}
+
+static void snd_hdsp_midi_write_byte (struct hdsp *hdsp, int id, int val)
+{
+ /* the hardware already does the relevant bit-mask with 0xff */
+ if (id)
+ hdsp_write(hdsp, HDSP_midiDataOut1, val);
+ else
+ hdsp_write(hdsp, HDSP_midiDataOut0, val);
+}
+
+static int snd_hdsp_midi_input_available (struct hdsp *hdsp, int id)
+{
+ if (id)
+ return (hdsp_read(hdsp, HDSP_midiStatusIn1) & 0xff);
+ else
+ return (hdsp_read(hdsp, HDSP_midiStatusIn0) & 0xff);
+}
+
+static int snd_hdsp_midi_output_possible (struct hdsp *hdsp, int id)
+{
+ int fifo_bytes_used;
+
+ if (id)
+ fifo_bytes_used = hdsp_read(hdsp, HDSP_midiStatusOut1) & 0xff;
+ else
+ fifo_bytes_used = hdsp_read(hdsp, HDSP_midiStatusOut0) & 0xff;
+
+ if (fifo_bytes_used < 128)
+ return 128 - fifo_bytes_used;
+ else
+ return 0;
+}
+
+static void snd_hdsp_flush_midi_input (struct hdsp *hdsp, int id)
+{
+ while (snd_hdsp_midi_input_available (hdsp, id))
+ snd_hdsp_midi_read_byte (hdsp, id);
+}
+
+static int snd_hdsp_midi_output_write (struct hdsp_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) {
+ if (!snd_rawmidi_transmit_empty (hmidi->output)) {
+ n_pending = snd_hdsp_midi_output_possible(hmidi->hdsp, 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_hdsp_midi_write_byte (hmidi->hdsp, hmidi->id, buf[i]);
+ }
+ }
+ }
+ }
+ spin_unlock_irqrestore (&hmidi->lock, flags);
+ return 0;
+}
+
+static int snd_hdsp_midi_input_read (struct hdsp_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_hdsp_midi_input_available(hmidi->hdsp, 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_hdsp_midi_read_byte (hmidi->hdsp, hmidi->id);
+ if (n_pending)
+ snd_rawmidi_receive (hmidi->input, buf, n_pending);
+ } else {
+ /* flush the MIDI input FIFO */
+ while (--n_pending)
+ snd_hdsp_midi_read_byte (hmidi->hdsp, hmidi->id);
+ }
+ }
+ hmidi->pending = 0;
+ if (hmidi->id)
+ hmidi->hdsp->control_register |= HDSP_Midi1InterruptEnable;
+ else
+ hmidi->hdsp->control_register |= HDSP_Midi0InterruptEnable;
+ hdsp_write(hmidi->hdsp, HDSP_controlRegister, hmidi->hdsp->control_register);
+ spin_unlock_irqrestore (&hmidi->lock, flags);
+ return snd_hdsp_midi_output_write (hmidi);
+}
+
+static void snd_hdsp_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
+{
+ struct hdsp *hdsp;
+ struct hdsp_midi *hmidi;
+ unsigned long flags;
+ u32 ie;
+
+ hmidi = (struct hdsp_midi *) substream->rmidi->private_data;
+ hdsp = hmidi->hdsp;
+ ie = hmidi->id ? HDSP_Midi1InterruptEnable : HDSP_Midi0InterruptEnable;
+ spin_lock_irqsave (&hdsp->lock, flags);
+ if (up) {
+ if (!(hdsp->control_register & ie)) {
+ snd_hdsp_flush_midi_input (hdsp, hmidi->id);
+ hdsp->control_register |= ie;
+ }
+ } else {
+ hdsp->control_register &= ~ie;
+ }
+
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ spin_unlock_irqrestore (&hdsp->lock, flags);
+}
+
+static void snd_hdsp_midi_output_timer(struct timer_list *t)
+{
+ struct hdsp_midi *hmidi = from_timer(hmidi, t, timer);
+ unsigned long flags;
+
+ snd_hdsp_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)
+ mod_timer(&hmidi->timer, 1 + jiffies);
+
+ spin_unlock_irqrestore (&hmidi->lock, flags);
+}
+
+static void snd_hdsp_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
+{
+ struct hdsp_midi *hmidi;
+ unsigned long flags;
+
+ hmidi = (struct hdsp_midi *) substream->rmidi->private_data;
+ spin_lock_irqsave (&hmidi->lock, flags);
+ if (up) {
+ if (!hmidi->istimer) {
+ timer_setup(&hmidi->timer, snd_hdsp_midi_output_timer,
+ 0);
+ mod_timer(&hmidi->timer, 1 + jiffies);
+ hmidi->istimer++;
+ }
+ } else {
+ if (hmidi->istimer && --hmidi->istimer <= 0)
+ del_timer (&hmidi->timer);
+ }
+ spin_unlock_irqrestore (&hmidi->lock, flags);
+ if (up)
+ snd_hdsp_midi_output_write(hmidi);
+}
+
+static int snd_hdsp_midi_input_open(struct snd_rawmidi_substream *substream)
+{
+ struct hdsp_midi *hmidi;
+
+ hmidi = (struct hdsp_midi *) substream->rmidi->private_data;
+ spin_lock_irq (&hmidi->lock);
+ snd_hdsp_flush_midi_input (hmidi->hdsp, hmidi->id);
+ hmidi->input = substream;
+ spin_unlock_irq (&hmidi->lock);
+
+ return 0;
+}
+
+static int snd_hdsp_midi_output_open(struct snd_rawmidi_substream *substream)
+{
+ struct hdsp_midi *hmidi;
+
+ hmidi = (struct hdsp_midi *) substream->rmidi->private_data;
+ spin_lock_irq (&hmidi->lock);
+ hmidi->output = substream;
+ spin_unlock_irq (&hmidi->lock);
+
+ return 0;
+}
+
+static int snd_hdsp_midi_input_close(struct snd_rawmidi_substream *substream)
+{
+ struct hdsp_midi *hmidi;
+
+ snd_hdsp_midi_input_trigger (substream, 0);
+
+ hmidi = (struct hdsp_midi *) substream->rmidi->private_data;
+ spin_lock_irq (&hmidi->lock);
+ hmidi->input = NULL;
+ spin_unlock_irq (&hmidi->lock);
+
+ return 0;
+}
+
+static int snd_hdsp_midi_output_close(struct snd_rawmidi_substream *substream)
+{
+ struct hdsp_midi *hmidi;
+
+ snd_hdsp_midi_output_trigger (substream, 0);
+
+ hmidi = (struct hdsp_midi *) substream->rmidi->private_data;
+ spin_lock_irq (&hmidi->lock);
+ hmidi->output = NULL;
+ spin_unlock_irq (&hmidi->lock);
+
+ return 0;
+}
+
+static const struct snd_rawmidi_ops snd_hdsp_midi_output =
+{
+ .open = snd_hdsp_midi_output_open,
+ .close = snd_hdsp_midi_output_close,
+ .trigger = snd_hdsp_midi_output_trigger,
+};
+
+static const struct snd_rawmidi_ops snd_hdsp_midi_input =
+{
+ .open = snd_hdsp_midi_input_open,
+ .close = snd_hdsp_midi_input_close,
+ .trigger = snd_hdsp_midi_input_trigger,
+};
+
+static int snd_hdsp_create_midi (struct snd_card *card, struct hdsp *hdsp, int id)
+{
+ char buf[40];
+
+ hdsp->midi[id].id = id;
+ hdsp->midi[id].rmidi = NULL;
+ hdsp->midi[id].input = NULL;
+ hdsp->midi[id].output = NULL;
+ hdsp->midi[id].hdsp = hdsp;
+ hdsp->midi[id].istimer = 0;
+ hdsp->midi[id].pending = 0;
+ spin_lock_init (&hdsp->midi[id].lock);
+
+ snprintf(buf, sizeof(buf), "%s MIDI %d", card->shortname, id + 1);
+ if (snd_rawmidi_new (card, buf, id, 1, 1, &hdsp->midi[id].rmidi) < 0)
+ return -1;
+
+ sprintf(hdsp->midi[id].rmidi->name, "HDSP MIDI %d", id+1);
+ hdsp->midi[id].rmidi->private_data = &hdsp->midi[id];
+
+ snd_rawmidi_set_ops (hdsp->midi[id].rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_hdsp_midi_output);
+ snd_rawmidi_set_ops (hdsp->midi[id].rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_hdsp_midi_input);
+
+ hdsp->midi[id].rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT |
+ SNDRV_RAWMIDI_INFO_INPUT |
+ SNDRV_RAWMIDI_INFO_DUPLEX;
+
+ return 0;
+}
+
+/*-----------------------------------------------------------------------------
+ Control Interface
+ ----------------------------------------------------------------------------*/
+
+static u32 snd_hdsp_convert_from_aes(struct snd_aes_iec958 *aes)
+{
+ u32 val = 0;
+ val |= (aes->status[0] & IEC958_AES0_PROFESSIONAL) ? HDSP_SPDIFProfessional : 0;
+ val |= (aes->status[0] & IEC958_AES0_NONAUDIO) ? HDSP_SPDIFNonAudio : 0;
+ if (val & HDSP_SPDIFProfessional)
+ val |= (aes->status[0] & IEC958_AES0_PRO_EMPHASIS_5015) ? HDSP_SPDIFEmphasis : 0;
+ else
+ val |= (aes->status[0] & IEC958_AES0_CON_EMPHASIS_5015) ? HDSP_SPDIFEmphasis : 0;
+ return val;
+}
+
+static void snd_hdsp_convert_to_aes(struct snd_aes_iec958 *aes, u32 val)
+{
+ aes->status[0] = ((val & HDSP_SPDIFProfessional) ? IEC958_AES0_PROFESSIONAL : 0) |
+ ((val & HDSP_SPDIFNonAudio) ? IEC958_AES0_NONAUDIO : 0);
+ if (val & HDSP_SPDIFProfessional)
+ aes->status[0] |= (val & HDSP_SPDIFEmphasis) ? IEC958_AES0_PRO_EMPHASIS_5015 : 0;
+ else
+ aes->status[0] |= (val & HDSP_SPDIFEmphasis) ? IEC958_AES0_CON_EMPHASIS_5015 : 0;
+}
+
+static int snd_hdsp_control_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
+ uinfo->count = 1;
+ return 0;
+}
+
+static int snd_hdsp_control_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ snd_hdsp_convert_to_aes(&ucontrol->value.iec958, hdsp->creg_spdif);
+ return 0;
+}
+
+static int snd_hdsp_control_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ u32 val;
+
+ val = snd_hdsp_convert_from_aes(&ucontrol->value.iec958);
+ spin_lock_irq(&hdsp->lock);
+ change = val != hdsp->creg_spdif;
+ hdsp->creg_spdif = val;
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+static int snd_hdsp_control_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
+ uinfo->count = 1;
+ return 0;
+}
+
+static int snd_hdsp_control_spdif_stream_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ snd_hdsp_convert_to_aes(&ucontrol->value.iec958, hdsp->creg_spdif_stream);
+ return 0;
+}
+
+static int snd_hdsp_control_spdif_stream_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ u32 val;
+
+ val = snd_hdsp_convert_from_aes(&ucontrol->value.iec958);
+ spin_lock_irq(&hdsp->lock);
+ change = val != hdsp->creg_spdif_stream;
+ hdsp->creg_spdif_stream = val;
+ hdsp->control_register &= ~(HDSP_SPDIFProfessional | HDSP_SPDIFNonAudio | HDSP_SPDIFEmphasis);
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register |= val);
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+static int snd_hdsp_control_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
+ uinfo->count = 1;
+ return 0;
+}
+
+static int snd_hdsp_control_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.iec958.status[0] = kcontrol->private_value;
+ return 0;
+}
+
+#define HDSP_SPDIF_IN(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdsp_info_spdif_in, \
+ .get = snd_hdsp_get_spdif_in, \
+ .put = snd_hdsp_put_spdif_in }
+
+static unsigned int hdsp_spdif_in(struct hdsp *hdsp)
+{
+ return hdsp_decode_spdif_in(hdsp->control_register & HDSP_SPDIFInputMask);
+}
+
+static int hdsp_set_spdif_input(struct hdsp *hdsp, int in)
+{
+ hdsp->control_register &= ~HDSP_SPDIFInputMask;
+ hdsp->control_register |= hdsp_encode_spdif_in(in);
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ return 0;
+}
+
+static int snd_hdsp_info_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[4] = {
+ "Optical", "Coaxial", "Internal", "AES"
+ };
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ return snd_ctl_enum_info(uinfo, 1, (hdsp->io_type == H9632) ? 4 : 3,
+ texts);
+}
+
+static int snd_hdsp_get_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_spdif_in(hdsp);
+ return 0;
+}
+
+static int snd_hdsp_put_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ unsigned int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.enumerated.item[0] % ((hdsp->io_type == H9632) ? 4 : 3);
+ spin_lock_irq(&hdsp->lock);
+ change = val != hdsp_spdif_in(hdsp);
+ if (change)
+ hdsp_set_spdif_input(hdsp, val);
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+#define HDSP_TOGGLE_SETTING(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .private_value = xindex, \
+ .info = snd_hdsp_info_toggle_setting, \
+ .get = snd_hdsp_get_toggle_setting, \
+ .put = snd_hdsp_put_toggle_setting \
+}
+
+static int hdsp_toggle_setting(struct hdsp *hdsp, u32 regmask)
+{
+ return (hdsp->control_register & regmask) ? 1 : 0;
+}
+
+static int hdsp_set_toggle_setting(struct hdsp *hdsp, u32 regmask, int out)
+{
+ if (out)
+ hdsp->control_register |= regmask;
+ else
+ hdsp->control_register &= ~regmask;
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+
+ return 0;
+}
+
+#define snd_hdsp_info_toggle_setting snd_ctl_boolean_mono_info
+
+static int snd_hdsp_get_toggle_setting(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ u32 regmask = kcontrol->private_value;
+
+ spin_lock_irq(&hdsp->lock);
+ ucontrol->value.integer.value[0] = hdsp_toggle_setting(hdsp, regmask);
+ spin_unlock_irq(&hdsp->lock);
+ return 0;
+}
+
+static int snd_hdsp_put_toggle_setting(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ u32 regmask = kcontrol->private_value;
+ int change;
+ unsigned int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.integer.value[0] & 1;
+ spin_lock_irq(&hdsp->lock);
+ change = (int) val != hdsp_toggle_setting(hdsp, regmask);
+ if (change)
+ hdsp_set_toggle_setting(hdsp, regmask, val);
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+#define HDSP_SPDIF_SAMPLE_RATE(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READ, \
+ .info = snd_hdsp_info_spdif_sample_rate, \
+ .get = snd_hdsp_get_spdif_sample_rate \
+}
+
+static int snd_hdsp_info_spdif_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {
+ "32000", "44100", "48000", "64000", "88200", "96000",
+ "None", "128000", "176400", "192000"
+ };
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ return snd_ctl_enum_info(uinfo, 1, (hdsp->io_type == H9632) ? 10 : 7,
+ texts);
+}
+
+static int snd_hdsp_get_spdif_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ switch (hdsp_spdif_sample_rate(hdsp)) {
+ 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] = 7;
+ break;
+ case 176400:
+ ucontrol->value.enumerated.item[0] = 8;
+ break;
+ case 192000:
+ ucontrol->value.enumerated.item[0] = 9;
+ break;
+ default:
+ ucontrol->value.enumerated.item[0] = 6;
+ }
+ return 0;
+}
+
+#define HDSP_SYSTEM_SAMPLE_RATE(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READ, \
+ .info = snd_hdsp_info_system_sample_rate, \
+ .get = snd_hdsp_get_system_sample_rate \
+}
+
+static int snd_hdsp_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_hdsp_get_system_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp->system_sample_rate;
+ return 0;
+}
+
+#define HDSP_AUTOSYNC_SAMPLE_RATE(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READ, \
+ .info = snd_hdsp_info_autosync_sample_rate, \
+ .get = snd_hdsp_get_autosync_sample_rate \
+}
+
+static int snd_hdsp_info_autosync_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ static const char * const texts[] = {
+ "32000", "44100", "48000", "64000", "88200", "96000",
+ "None", "128000", "176400", "192000"
+ };
+
+ return snd_ctl_enum_info(uinfo, 1, (hdsp->io_type == H9632) ? 10 : 7,
+ texts);
+}
+
+static int snd_hdsp_get_autosync_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ switch (hdsp_external_sample_rate(hdsp)) {
+ 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] = 7;
+ break;
+ case 176400:
+ ucontrol->value.enumerated.item[0] = 8;
+ break;
+ case 192000:
+ ucontrol->value.enumerated.item[0] = 9;
+ break;
+ default:
+ ucontrol->value.enumerated.item[0] = 6;
+ }
+ return 0;
+}
+
+#define HDSP_SYSTEM_CLOCK_MODE(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READ, \
+ .info = snd_hdsp_info_system_clock_mode, \
+ .get = snd_hdsp_get_system_clock_mode \
+}
+
+static int hdsp_system_clock_mode(struct hdsp *hdsp)
+{
+ if (hdsp->control_register & HDSP_ClockModeMaster)
+ return 0;
+ else if (hdsp_external_sample_rate(hdsp) != hdsp->system_sample_rate)
+ return 0;
+ return 1;
+}
+
+static int snd_hdsp_info_system_clock_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {"Master", "Slave" };
+
+ return snd_ctl_enum_info(uinfo, 1, 2, texts);
+}
+
+static int snd_hdsp_get_system_clock_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_system_clock_mode(hdsp);
+ return 0;
+}
+
+#define HDSP_CLOCK_SOURCE(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdsp_info_clock_source, \
+ .get = snd_hdsp_get_clock_source, \
+ .put = snd_hdsp_put_clock_source \
+}
+
+static int hdsp_clock_source(struct hdsp *hdsp)
+{
+ if (hdsp->control_register & HDSP_ClockModeMaster) {
+ switch (hdsp->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 hdsp_set_clock_source(struct hdsp *hdsp, int mode)
+{
+ int rate;
+ switch (mode) {
+ case HDSP_CLOCK_SOURCE_AUTOSYNC:
+ if (hdsp_external_sample_rate(hdsp) != 0) {
+ if (!hdsp_set_rate(hdsp, hdsp_external_sample_rate(hdsp), 1)) {
+ hdsp->control_register &= ~HDSP_ClockModeMaster;
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ return 0;
+ }
+ }
+ return -1;
+ case HDSP_CLOCK_SOURCE_INTERNAL_32KHZ:
+ rate = 32000;
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_44_1KHZ:
+ rate = 44100;
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_48KHZ:
+ rate = 48000;
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_64KHZ:
+ rate = 64000;
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_88_2KHZ:
+ rate = 88200;
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_96KHZ:
+ rate = 96000;
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_128KHZ:
+ rate = 128000;
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_176_4KHZ:
+ rate = 176400;
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_192KHZ:
+ rate = 192000;
+ break;
+ default:
+ rate = 48000;
+ }
+ hdsp->control_register |= HDSP_ClockModeMaster;
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ hdsp_set_rate(hdsp, rate, 1);
+ return 0;
+}
+
+static int snd_hdsp_info_clock_source(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const 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 kHz", "Internal 176.4 kHz",
+ "Internal 192.0 KHz"
+ };
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ return snd_ctl_enum_info(uinfo, 1, (hdsp->io_type == H9632) ? 10 : 7,
+ texts);
+}
+
+static int snd_hdsp_get_clock_source(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_clock_source(hdsp);
+ return 0;
+}
+
+static int snd_hdsp_put_clock_source(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.enumerated.item[0];
+ if (val < 0) val = 0;
+ if (hdsp->io_type == H9632) {
+ if (val > 9)
+ val = 9;
+ } else {
+ if (val > 6)
+ val = 6;
+ }
+ spin_lock_irq(&hdsp->lock);
+ if (val != hdsp_clock_source(hdsp))
+ change = (hdsp_set_clock_source(hdsp, val) == 0) ? 1 : 0;
+ else
+ change = 0;
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+#define snd_hdsp_info_clock_source_lock snd_ctl_boolean_mono_info
+
+static int snd_hdsp_get_clock_source_lock(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.integer.value[0] = hdsp->clock_source_locked;
+ return 0;
+}
+
+static int snd_hdsp_put_clock_source_lock(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+
+ change = (int)ucontrol->value.integer.value[0] != hdsp->clock_source_locked;
+ if (change)
+ hdsp->clock_source_locked = !!ucontrol->value.integer.value[0];
+ return change;
+}
+
+#define HDSP_DA_GAIN(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdsp_info_da_gain, \
+ .get = snd_hdsp_get_da_gain, \
+ .put = snd_hdsp_put_da_gain \
+}
+
+static int hdsp_da_gain(struct hdsp *hdsp)
+{
+ switch (hdsp->control_register & HDSP_DAGainMask) {
+ case HDSP_DAGainHighGain:
+ return 0;
+ case HDSP_DAGainPlus4dBu:
+ return 1;
+ case HDSP_DAGainMinus10dBV:
+ return 2;
+ default:
+ return 1;
+ }
+}
+
+static int hdsp_set_da_gain(struct hdsp *hdsp, int mode)
+{
+ hdsp->control_register &= ~HDSP_DAGainMask;
+ switch (mode) {
+ case 0:
+ hdsp->control_register |= HDSP_DAGainHighGain;
+ break;
+ case 1:
+ hdsp->control_register |= HDSP_DAGainPlus4dBu;
+ break;
+ case 2:
+ hdsp->control_register |= HDSP_DAGainMinus10dBV;
+ break;
+ default:
+ return -1;
+
+ }
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ return 0;
+}
+
+static int snd_hdsp_info_da_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {"Hi Gain", "+4 dBu", "-10 dbV"};
+
+ return snd_ctl_enum_info(uinfo, 1, 3, texts);
+}
+
+static int snd_hdsp_get_da_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_da_gain(hdsp);
+ return 0;
+}
+
+static int snd_hdsp_put_da_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.enumerated.item[0];
+ if (val < 0) val = 0;
+ if (val > 2) val = 2;
+ spin_lock_irq(&hdsp->lock);
+ if (val != hdsp_da_gain(hdsp))
+ change = (hdsp_set_da_gain(hdsp, val) == 0) ? 1 : 0;
+ else
+ change = 0;
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+#define HDSP_AD_GAIN(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdsp_info_ad_gain, \
+ .get = snd_hdsp_get_ad_gain, \
+ .put = snd_hdsp_put_ad_gain \
+}
+
+static int hdsp_ad_gain(struct hdsp *hdsp)
+{
+ switch (hdsp->control_register & HDSP_ADGainMask) {
+ case HDSP_ADGainMinus10dBV:
+ return 0;
+ case HDSP_ADGainPlus4dBu:
+ return 1;
+ case HDSP_ADGainLowGain:
+ return 2;
+ default:
+ return 1;
+ }
+}
+
+static int hdsp_set_ad_gain(struct hdsp *hdsp, int mode)
+{
+ hdsp->control_register &= ~HDSP_ADGainMask;
+ switch (mode) {
+ case 0:
+ hdsp->control_register |= HDSP_ADGainMinus10dBV;
+ break;
+ case 1:
+ hdsp->control_register |= HDSP_ADGainPlus4dBu;
+ break;
+ case 2:
+ hdsp->control_register |= HDSP_ADGainLowGain;
+ break;
+ default:
+ return -1;
+
+ }
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ return 0;
+}
+
+static int snd_hdsp_info_ad_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {"-10 dBV", "+4 dBu", "Lo Gain"};
+
+ return snd_ctl_enum_info(uinfo, 1, 3, texts);
+}
+
+static int snd_hdsp_get_ad_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_ad_gain(hdsp);
+ return 0;
+}
+
+static int snd_hdsp_put_ad_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.enumerated.item[0];
+ if (val < 0) val = 0;
+ if (val > 2) val = 2;
+ spin_lock_irq(&hdsp->lock);
+ if (val != hdsp_ad_gain(hdsp))
+ change = (hdsp_set_ad_gain(hdsp, val) == 0) ? 1 : 0;
+ else
+ change = 0;
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+#define HDSP_PHONE_GAIN(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdsp_info_phone_gain, \
+ .get = snd_hdsp_get_phone_gain, \
+ .put = snd_hdsp_put_phone_gain \
+}
+
+static int hdsp_phone_gain(struct hdsp *hdsp)
+{
+ switch (hdsp->control_register & HDSP_PhoneGainMask) {
+ case HDSP_PhoneGain0dB:
+ return 0;
+ case HDSP_PhoneGainMinus6dB:
+ return 1;
+ case HDSP_PhoneGainMinus12dB:
+ return 2;
+ default:
+ return 0;
+ }
+}
+
+static int hdsp_set_phone_gain(struct hdsp *hdsp, int mode)
+{
+ hdsp->control_register &= ~HDSP_PhoneGainMask;
+ switch (mode) {
+ case 0:
+ hdsp->control_register |= HDSP_PhoneGain0dB;
+ break;
+ case 1:
+ hdsp->control_register |= HDSP_PhoneGainMinus6dB;
+ break;
+ case 2:
+ hdsp->control_register |= HDSP_PhoneGainMinus12dB;
+ break;
+ default:
+ return -1;
+
+ }
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ return 0;
+}
+
+static int snd_hdsp_info_phone_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {"0 dB", "-6 dB", "-12 dB"};
+
+ return snd_ctl_enum_info(uinfo, 1, 3, texts);
+}
+
+static int snd_hdsp_get_phone_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_phone_gain(hdsp);
+ return 0;
+}
+
+static int snd_hdsp_put_phone_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.enumerated.item[0];
+ if (val < 0) val = 0;
+ if (val > 2) val = 2;
+ spin_lock_irq(&hdsp->lock);
+ if (val != hdsp_phone_gain(hdsp))
+ change = (hdsp_set_phone_gain(hdsp, val) == 0) ? 1 : 0;
+ else
+ change = 0;
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+#define HDSP_PREF_SYNC_REF(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdsp_info_pref_sync_ref, \
+ .get = snd_hdsp_get_pref_sync_ref, \
+ .put = snd_hdsp_put_pref_sync_ref \
+}
+
+static int hdsp_pref_sync_ref(struct hdsp *hdsp)
+{
+ /* Notice that this looks at the requested sync source,
+ not the one actually in use.
+ */
+
+ switch (hdsp->control_register & HDSP_SyncRefMask) {
+ case HDSP_SyncRef_ADAT1:
+ return HDSP_SYNC_FROM_ADAT1;
+ case HDSP_SyncRef_ADAT2:
+ return HDSP_SYNC_FROM_ADAT2;
+ case HDSP_SyncRef_ADAT3:
+ return HDSP_SYNC_FROM_ADAT3;
+ case HDSP_SyncRef_SPDIF:
+ return HDSP_SYNC_FROM_SPDIF;
+ case HDSP_SyncRef_WORD:
+ return HDSP_SYNC_FROM_WORD;
+ case HDSP_SyncRef_ADAT_SYNC:
+ return HDSP_SYNC_FROM_ADAT_SYNC;
+ default:
+ return HDSP_SYNC_FROM_WORD;
+ }
+ return 0;
+}
+
+static int hdsp_set_pref_sync_ref(struct hdsp *hdsp, int pref)
+{
+ hdsp->control_register &= ~HDSP_SyncRefMask;
+ switch (pref) {
+ case HDSP_SYNC_FROM_ADAT1:
+ hdsp->control_register &= ~HDSP_SyncRefMask; /* clear SyncRef bits */
+ break;
+ case HDSP_SYNC_FROM_ADAT2:
+ hdsp->control_register |= HDSP_SyncRef_ADAT2;
+ break;
+ case HDSP_SYNC_FROM_ADAT3:
+ hdsp->control_register |= HDSP_SyncRef_ADAT3;
+ break;
+ case HDSP_SYNC_FROM_SPDIF:
+ hdsp->control_register |= HDSP_SyncRef_SPDIF;
+ break;
+ case HDSP_SYNC_FROM_WORD:
+ hdsp->control_register |= HDSP_SyncRef_WORD;
+ break;
+ case HDSP_SYNC_FROM_ADAT_SYNC:
+ hdsp->control_register |= HDSP_SyncRef_ADAT_SYNC;
+ break;
+ default:
+ return -1;
+ }
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ return 0;
+}
+
+static int snd_hdsp_info_pref_sync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {
+ "Word", "IEC958", "ADAT1", "ADAT Sync", "ADAT2", "ADAT3"
+ };
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int num_items;
+
+ switch (hdsp->io_type) {
+ case Digiface:
+ case H9652:
+ num_items = 6;
+ break;
+ case Multiface:
+ num_items = 4;
+ break;
+ case H9632:
+ num_items = 3;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return snd_ctl_enum_info(uinfo, 1, num_items, texts);
+}
+
+static int snd_hdsp_get_pref_sync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_pref_sync_ref(hdsp);
+ return 0;
+}
+
+static int snd_hdsp_put_pref_sync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change, max;
+ unsigned int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+
+ switch (hdsp->io_type) {
+ case Digiface:
+ case H9652:
+ max = 6;
+ break;
+ case Multiface:
+ max = 4;
+ break;
+ case H9632:
+ max = 3;
+ break;
+ default:
+ return -EIO;
+ }
+
+ val = ucontrol->value.enumerated.item[0] % max;
+ spin_lock_irq(&hdsp->lock);
+ change = (int)val != hdsp_pref_sync_ref(hdsp);
+ hdsp_set_pref_sync_ref(hdsp, val);
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+#define HDSP_AUTOSYNC_REF(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READ, \
+ .info = snd_hdsp_info_autosync_ref, \
+ .get = snd_hdsp_get_autosync_ref, \
+}
+
+static int hdsp_autosync_ref(struct hdsp *hdsp)
+{
+ /* This looks at the autosync selected sync reference */
+ unsigned int status2 = hdsp_read(hdsp, HDSP_status2Register);
+
+ switch (status2 & HDSP_SelSyncRefMask) {
+ case HDSP_SelSyncRef_WORD:
+ return HDSP_AUTOSYNC_FROM_WORD;
+ case HDSP_SelSyncRef_ADAT_SYNC:
+ return HDSP_AUTOSYNC_FROM_ADAT_SYNC;
+ case HDSP_SelSyncRef_SPDIF:
+ return HDSP_AUTOSYNC_FROM_SPDIF;
+ case HDSP_SelSyncRefMask:
+ return HDSP_AUTOSYNC_FROM_NONE;
+ case HDSP_SelSyncRef_ADAT1:
+ return HDSP_AUTOSYNC_FROM_ADAT1;
+ case HDSP_SelSyncRef_ADAT2:
+ return HDSP_AUTOSYNC_FROM_ADAT2;
+ case HDSP_SelSyncRef_ADAT3:
+ return HDSP_AUTOSYNC_FROM_ADAT3;
+ default:
+ return HDSP_AUTOSYNC_FROM_WORD;
+ }
+ return 0;
+}
+
+static int snd_hdsp_info_autosync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {
+ "Word", "ADAT Sync", "IEC958", "None", "ADAT1", "ADAT2", "ADAT3"
+ };
+
+ return snd_ctl_enum_info(uinfo, 1, 7, texts);
+}
+
+static int snd_hdsp_get_autosync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_autosync_ref(hdsp);
+ return 0;
+}
+
+#define HDSP_PRECISE_POINTER(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdsp_info_precise_pointer, \
+ .get = snd_hdsp_get_precise_pointer, \
+ .put = snd_hdsp_put_precise_pointer \
+}
+
+static int hdsp_set_precise_pointer(struct hdsp *hdsp, int precise)
+{
+ if (precise)
+ hdsp->precise_ptr = 1;
+ else
+ hdsp->precise_ptr = 0;
+ return 0;
+}
+
+#define snd_hdsp_info_precise_pointer snd_ctl_boolean_mono_info
+
+static int snd_hdsp_get_precise_pointer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ spin_lock_irq(&hdsp->lock);
+ ucontrol->value.integer.value[0] = hdsp->precise_ptr;
+ spin_unlock_irq(&hdsp->lock);
+ return 0;
+}
+
+static int snd_hdsp_put_precise_pointer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ unsigned int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.integer.value[0] & 1;
+ spin_lock_irq(&hdsp->lock);
+ change = (int)val != hdsp->precise_ptr;
+ hdsp_set_precise_pointer(hdsp, val);
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+#define HDSP_USE_MIDI_WORK(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdsp_info_use_midi_work, \
+ .get = snd_hdsp_get_use_midi_work, \
+ .put = snd_hdsp_put_use_midi_work \
+}
+
+static int hdsp_set_use_midi_work(struct hdsp *hdsp, int use_work)
+{
+ if (use_work)
+ hdsp->use_midi_work = 1;
+ else
+ hdsp->use_midi_work = 0;
+ return 0;
+}
+
+#define snd_hdsp_info_use_midi_work snd_ctl_boolean_mono_info
+
+static int snd_hdsp_get_use_midi_work(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ spin_lock_irq(&hdsp->lock);
+ ucontrol->value.integer.value[0] = hdsp->use_midi_work;
+ spin_unlock_irq(&hdsp->lock);
+ return 0;
+}
+
+static int snd_hdsp_put_use_midi_work(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ unsigned int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.integer.value[0] & 1;
+ spin_lock_irq(&hdsp->lock);
+ change = (int)val != hdsp->use_midi_work;
+ hdsp_set_use_midi_work(hdsp, val);
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+#define HDSP_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_hdsp_info_mixer, \
+ .get = snd_hdsp_get_mixer, \
+ .put = snd_hdsp_put_mixer \
+}
+
+static int snd_hdsp_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 = 65536;
+ uinfo->value.integer.step = 1;
+ return 0;
+}
+
+static int snd_hdsp_get_mixer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int source;
+ int destination;
+ int addr;
+
+ source = ucontrol->value.integer.value[0];
+ destination = ucontrol->value.integer.value[1];
+
+ if (source >= hdsp->max_channels)
+ addr = hdsp_playback_to_output_key(hdsp,source-hdsp->max_channels,destination);
+ else
+ addr = hdsp_input_to_output_key(hdsp,source, destination);
+
+ spin_lock_irq(&hdsp->lock);
+ ucontrol->value.integer.value[2] = hdsp_read_gain (hdsp, addr);
+ spin_unlock_irq(&hdsp->lock);
+ return 0;
+}
+
+static int snd_hdsp_put_mixer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ int source;
+ int destination;
+ int gain;
+ int addr;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+
+ source = ucontrol->value.integer.value[0];
+ destination = ucontrol->value.integer.value[1];
+
+ if (source >= hdsp->max_channels)
+ addr = hdsp_playback_to_output_key(hdsp,source-hdsp->max_channels, destination);
+ else
+ addr = hdsp_input_to_output_key(hdsp,source, destination);
+
+ gain = ucontrol->value.integer.value[2];
+
+ spin_lock_irq(&hdsp->lock);
+ change = gain != hdsp_read_gain(hdsp, addr);
+ if (change)
+ hdsp_write_gain(hdsp, addr, gain);
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+#define HDSP_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_hdsp_info_sync_check, \
+ .get = snd_hdsp_get_wc_sync_check \
+}
+
+static int snd_hdsp_info_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {"No Lock", "Lock", "Sync" };
+
+ return snd_ctl_enum_info(uinfo, 1, 3, texts);
+}
+
+static int hdsp_wc_sync_check(struct hdsp *hdsp)
+{
+ int status2 = hdsp_read(hdsp, HDSP_status2Register);
+ if (status2 & HDSP_wc_lock) {
+ if (status2 & HDSP_wc_sync)
+ return 2;
+ else
+ return 1;
+ } else
+ return 0;
+ return 0;
+}
+
+static int snd_hdsp_get_wc_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_wc_sync_check(hdsp);
+ return 0;
+}
+
+#define HDSP_SPDIF_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_hdsp_info_sync_check, \
+ .get = snd_hdsp_get_spdif_sync_check \
+}
+
+static int hdsp_spdif_sync_check(struct hdsp *hdsp)
+{
+ int status = hdsp_read(hdsp, HDSP_statusRegister);
+ if (status & HDSP_SPDIFErrorFlag)
+ return 0;
+ else {
+ if (status & HDSP_SPDIFSync)
+ return 2;
+ else
+ return 1;
+ }
+ return 0;
+}
+
+static int snd_hdsp_get_spdif_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_spdif_sync_check(hdsp);
+ return 0;
+}
+
+#define HDSP_ADATSYNC_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_hdsp_info_sync_check, \
+ .get = snd_hdsp_get_adatsync_sync_check \
+}
+
+static int hdsp_adatsync_sync_check(struct hdsp *hdsp)
+{
+ int status = hdsp_read(hdsp, HDSP_statusRegister);
+ if (status & HDSP_TimecodeLock) {
+ if (status & HDSP_TimecodeSync)
+ return 2;
+ else
+ return 1;
+ } else
+ return 0;
+}
+
+static int snd_hdsp_get_adatsync_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_adatsync_sync_check(hdsp);
+ return 0;
+}
+
+#define HDSP_ADAT_SYNC_CHECK \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
+ .info = snd_hdsp_info_sync_check, \
+ .get = snd_hdsp_get_adat_sync_check \
+}
+
+static int hdsp_adat_sync_check(struct hdsp *hdsp, int idx)
+{
+ int status = hdsp_read(hdsp, HDSP_statusRegister);
+
+ if (status & (HDSP_Lock0>>idx)) {
+ if (status & (HDSP_Sync0>>idx))
+ return 2;
+ else
+ return 1;
+ } else
+ return 0;
+}
+
+static int snd_hdsp_get_adat_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ int offset;
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ offset = ucontrol->id.index - 1;
+ if (snd_BUG_ON(offset < 0))
+ return -EINVAL;
+
+ switch (hdsp->io_type) {
+ case Digiface:
+ case H9652:
+ if (offset >= 3)
+ return -EINVAL;
+ break;
+ case Multiface:
+ case H9632:
+ if (offset >= 1)
+ return -EINVAL;
+ break;
+ default:
+ return -EIO;
+ }
+
+ ucontrol->value.enumerated.item[0] = hdsp_adat_sync_check(hdsp, offset);
+ return 0;
+}
+
+#define HDSP_DDS_OFFSET(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdsp_info_dds_offset, \
+ .get = snd_hdsp_get_dds_offset, \
+ .put = snd_hdsp_put_dds_offset \
+}
+
+static int hdsp_dds_offset(struct hdsp *hdsp)
+{
+ u64 n;
+ unsigned int dds_value = hdsp->dds_value;
+ int system_sample_rate = hdsp->system_sample_rate;
+
+ if (!dds_value)
+ return 0;
+
+ n = DDS_NUMERATOR;
+ /*
+ * dds_value = n / rate
+ * rate = n / dds_value
+ */
+ n = div_u64(n, dds_value);
+ if (system_sample_rate >= 112000)
+ n *= 4;
+ else if (system_sample_rate >= 56000)
+ n *= 2;
+ return ((int)n) - system_sample_rate;
+}
+
+static int hdsp_set_dds_offset(struct hdsp *hdsp, int offset_hz)
+{
+ int rate = hdsp->system_sample_rate + offset_hz;
+ hdsp_set_dds_value(hdsp, rate);
+ return 0;
+}
+
+static int snd_hdsp_info_dds_offset(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 1;
+ uinfo->value.integer.min = -5000;
+ uinfo->value.integer.max = 5000;
+ return 0;
+}
+
+static int snd_hdsp_get_dds_offset(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.integer.value[0] = hdsp_dds_offset(hdsp);
+ return 0;
+}
+
+static int snd_hdsp_put_dds_offset(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.integer.value[0];
+ spin_lock_irq(&hdsp->lock);
+ if (val != hdsp_dds_offset(hdsp))
+ change = (hdsp_set_dds_offset(hdsp, val) == 0) ? 1 : 0;
+ else
+ change = 0;
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+static const struct snd_kcontrol_new snd_hdsp_9632_controls[] = {
+HDSP_DA_GAIN("DA Gain", 0),
+HDSP_AD_GAIN("AD Gain", 0),
+HDSP_PHONE_GAIN("Phones Gain", 0),
+HDSP_TOGGLE_SETTING("XLR Breakout Cable", HDSP_XLRBreakoutCable),
+HDSP_DDS_OFFSET("DDS Sample Rate Offset", 0)
+};
+
+static const struct snd_kcontrol_new snd_hdsp_controls[] = {
+{
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
+ .info = snd_hdsp_control_spdif_info,
+ .get = snd_hdsp_control_spdif_get,
+ .put = snd_hdsp_control_spdif_put,
+},
+{
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
+ .info = snd_hdsp_control_spdif_stream_info,
+ .get = snd_hdsp_control_spdif_stream_get,
+ .put = snd_hdsp_control_spdif_stream_put,
+},
+{
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
+ .info = snd_hdsp_control_spdif_mask_info,
+ .get = snd_hdsp_control_spdif_mask_get,
+ .private_value = IEC958_AES0_NONAUDIO |
+ IEC958_AES0_PROFESSIONAL |
+ IEC958_AES0_CON_EMPHASIS,
+},
+{
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
+ .info = snd_hdsp_control_spdif_mask_info,
+ .get = snd_hdsp_control_spdif_mask_get,
+ .private_value = IEC958_AES0_NONAUDIO |
+ IEC958_AES0_PROFESSIONAL |
+ IEC958_AES0_PRO_EMPHASIS,
+},
+HDSP_MIXER("Mixer", 0),
+HDSP_SPDIF_IN("IEC958 Input Connector", 0),
+HDSP_TOGGLE_SETTING("IEC958 Output also on ADAT1", HDSP_SPDIFOpticalOut),
+HDSP_TOGGLE_SETTING("IEC958 Professional Bit", HDSP_SPDIFProfessional),
+HDSP_TOGGLE_SETTING("IEC958 Emphasis Bit", HDSP_SPDIFEmphasis),
+HDSP_TOGGLE_SETTING("IEC958 Non-audio Bit", HDSP_SPDIFNonAudio),
+/* 'Sample Clock Source' complies with the alsa control naming scheme */
+HDSP_CLOCK_SOURCE("Sample Clock Source", 0),
+{
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Sample Clock Source Locking",
+ .info = snd_hdsp_info_clock_source_lock,
+ .get = snd_hdsp_get_clock_source_lock,
+ .put = snd_hdsp_put_clock_source_lock,
+},
+HDSP_SYSTEM_CLOCK_MODE("System Clock Mode", 0),
+HDSP_PREF_SYNC_REF("Preferred Sync Reference", 0),
+HDSP_AUTOSYNC_REF("AutoSync Reference", 0),
+HDSP_SPDIF_SAMPLE_RATE("SPDIF Sample Rate", 0),
+HDSP_SYSTEM_SAMPLE_RATE("System Sample Rate", 0),
+/* 'External Rate' complies with the alsa control naming scheme */
+HDSP_AUTOSYNC_SAMPLE_RATE("External Rate", 0),
+HDSP_WC_SYNC_CHECK("Word Clock Lock Status", 0),
+HDSP_SPDIF_SYNC_CHECK("SPDIF Lock Status", 0),
+HDSP_ADATSYNC_SYNC_CHECK("ADAT Sync Lock Status", 0),
+HDSP_TOGGLE_SETTING("Line Out", HDSP_LineOut),
+HDSP_PRECISE_POINTER("Precise Pointer", 0),
+HDSP_USE_MIDI_WORK("Use Midi Tasklet", 0),
+};
+
+
+static int hdsp_rpm_input12(struct hdsp *hdsp)
+{
+ switch (hdsp->control_register & HDSP_RPM_Inp12) {
+ case HDSP_RPM_Inp12_Phon_6dB:
+ return 0;
+ case HDSP_RPM_Inp12_Phon_n6dB:
+ return 2;
+ case HDSP_RPM_Inp12_Line_0dB:
+ return 3;
+ case HDSP_RPM_Inp12_Line_n6dB:
+ return 4;
+ }
+ return 1;
+}
+
+
+static int snd_hdsp_get_rpm_input12(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_rpm_input12(hdsp);
+ return 0;
+}
+
+
+static int hdsp_set_rpm_input12(struct hdsp *hdsp, int mode)
+{
+ hdsp->control_register &= ~HDSP_RPM_Inp12;
+ switch (mode) {
+ case 0:
+ hdsp->control_register |= HDSP_RPM_Inp12_Phon_6dB;
+ break;
+ case 1:
+ break;
+ case 2:
+ hdsp->control_register |= HDSP_RPM_Inp12_Phon_n6dB;
+ break;
+ case 3:
+ hdsp->control_register |= HDSP_RPM_Inp12_Line_0dB;
+ break;
+ case 4:
+ hdsp->control_register |= HDSP_RPM_Inp12_Line_n6dB;
+ break;
+ default:
+ return -1;
+ }
+
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ return 0;
+}
+
+
+static int snd_hdsp_put_rpm_input12(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.enumerated.item[0];
+ if (val < 0)
+ val = 0;
+ if (val > 4)
+ val = 4;
+ spin_lock_irq(&hdsp->lock);
+ if (val != hdsp_rpm_input12(hdsp))
+ change = (hdsp_set_rpm_input12(hdsp, val) == 0) ? 1 : 0;
+ else
+ change = 0;
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+
+static int snd_hdsp_info_rpm_input(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {
+ "Phono +6dB", "Phono 0dB", "Phono -6dB", "Line 0dB", "Line -6dB"
+ };
+
+ return snd_ctl_enum_info(uinfo, 1, 5, texts);
+}
+
+
+static int hdsp_rpm_input34(struct hdsp *hdsp)
+{
+ switch (hdsp->control_register & HDSP_RPM_Inp34) {
+ case HDSP_RPM_Inp34_Phon_6dB:
+ return 0;
+ case HDSP_RPM_Inp34_Phon_n6dB:
+ return 2;
+ case HDSP_RPM_Inp34_Line_0dB:
+ return 3;
+ case HDSP_RPM_Inp34_Line_n6dB:
+ return 4;
+ }
+ return 1;
+}
+
+
+static int snd_hdsp_get_rpm_input34(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = hdsp_rpm_input34(hdsp);
+ return 0;
+}
+
+
+static int hdsp_set_rpm_input34(struct hdsp *hdsp, int mode)
+{
+ hdsp->control_register &= ~HDSP_RPM_Inp34;
+ switch (mode) {
+ case 0:
+ hdsp->control_register |= HDSP_RPM_Inp34_Phon_6dB;
+ break;
+ case 1:
+ break;
+ case 2:
+ hdsp->control_register |= HDSP_RPM_Inp34_Phon_n6dB;
+ break;
+ case 3:
+ hdsp->control_register |= HDSP_RPM_Inp34_Line_0dB;
+ break;
+ case 4:
+ hdsp->control_register |= HDSP_RPM_Inp34_Line_n6dB;
+ break;
+ default:
+ return -1;
+ }
+
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ return 0;
+}
+
+
+static int snd_hdsp_put_rpm_input34(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.enumerated.item[0];
+ if (val < 0)
+ val = 0;
+ if (val > 4)
+ val = 4;
+ spin_lock_irq(&hdsp->lock);
+ if (val != hdsp_rpm_input34(hdsp))
+ change = (hdsp_set_rpm_input34(hdsp, val) == 0) ? 1 : 0;
+ else
+ change = 0;
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+
+/* RPM Bypass switch */
+static int hdsp_rpm_bypass(struct hdsp *hdsp)
+{
+ return (hdsp->control_register & HDSP_RPM_Bypass) ? 1 : 0;
+}
+
+
+static int snd_hdsp_get_rpm_bypass(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.integer.value[0] = hdsp_rpm_bypass(hdsp);
+ return 0;
+}
+
+
+static int hdsp_set_rpm_bypass(struct hdsp *hdsp, int on)
+{
+ if (on)
+ hdsp->control_register |= HDSP_RPM_Bypass;
+ else
+ hdsp->control_register &= ~HDSP_RPM_Bypass;
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ return 0;
+}
+
+
+static int snd_hdsp_put_rpm_bypass(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ unsigned int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.integer.value[0] & 1;
+ spin_lock_irq(&hdsp->lock);
+ change = (int)val != hdsp_rpm_bypass(hdsp);
+ hdsp_set_rpm_bypass(hdsp, val);
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+
+static int snd_hdsp_info_rpm_bypass(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {"On", "Off"};
+
+ return snd_ctl_enum_info(uinfo, 1, 2, texts);
+}
+
+
+/* RPM Disconnect switch */
+static int hdsp_rpm_disconnect(struct hdsp *hdsp)
+{
+ return (hdsp->control_register & HDSP_RPM_Disconnect) ? 1 : 0;
+}
+
+
+static int snd_hdsp_get_rpm_disconnect(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.integer.value[0] = hdsp_rpm_disconnect(hdsp);
+ return 0;
+}
+
+
+static int hdsp_set_rpm_disconnect(struct hdsp *hdsp, int on)
+{
+ if (on)
+ hdsp->control_register |= HDSP_RPM_Disconnect;
+ else
+ hdsp->control_register &= ~HDSP_RPM_Disconnect;
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ return 0;
+}
+
+
+static int snd_hdsp_put_rpm_disconnect(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
+ int change;
+ unsigned int val;
+
+ if (!snd_hdsp_use_is_exclusive(hdsp))
+ return -EBUSY;
+ val = ucontrol->value.integer.value[0] & 1;
+ spin_lock_irq(&hdsp->lock);
+ change = (int)val != hdsp_rpm_disconnect(hdsp);
+ hdsp_set_rpm_disconnect(hdsp, val);
+ spin_unlock_irq(&hdsp->lock);
+ return change;
+}
+
+static int snd_hdsp_info_rpm_disconnect(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[] = {"On", "Off"};
+
+ return snd_ctl_enum_info(uinfo, 1, 2, texts);
+}
+
+static const struct snd_kcontrol_new snd_hdsp_rpm_controls[] = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "RPM Bypass",
+ .get = snd_hdsp_get_rpm_bypass,
+ .put = snd_hdsp_put_rpm_bypass,
+ .info = snd_hdsp_info_rpm_bypass
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "RPM Disconnect",
+ .get = snd_hdsp_get_rpm_disconnect,
+ .put = snd_hdsp_put_rpm_disconnect,
+ .info = snd_hdsp_info_rpm_disconnect
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Input 1/2",
+ .get = snd_hdsp_get_rpm_input12,
+ .put = snd_hdsp_put_rpm_input12,
+ .info = snd_hdsp_info_rpm_input
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Input 3/4",
+ .get = snd_hdsp_get_rpm_input34,
+ .put = snd_hdsp_put_rpm_input34,
+ .info = snd_hdsp_info_rpm_input
+ },
+ HDSP_SYSTEM_SAMPLE_RATE("System Sample Rate", 0),
+ HDSP_MIXER("Mixer", 0)
+};
+
+static const struct snd_kcontrol_new snd_hdsp_96xx_aeb =
+ HDSP_TOGGLE_SETTING("Analog Extension Board",
+ HDSP_AnalogExtensionBoard);
+static struct snd_kcontrol_new snd_hdsp_adat_sync_check = HDSP_ADAT_SYNC_CHECK;
+
+
+static bool hdsp_loopback_get(struct hdsp *const hdsp, const u8 channel)
+{
+ return hdsp->io_loopback & (1 << channel);
+}
+
+static int hdsp_loopback_set(struct hdsp *const hdsp, const u8 channel, const bool enable)
+{
+ if (hdsp_loopback_get(hdsp, channel) == enable)
+ return 0;
+
+ hdsp->io_loopback ^= (1 << channel);
+
+ hdsp_write(hdsp, HDSP_inputEnable + (4 * (hdsp->max_channels + channel)), enable);
+
+ return 1;
+}
+
+static int snd_hdsp_loopback_get(struct snd_kcontrol *const kcontrol,
+ struct snd_ctl_elem_value *const ucontrol)
+{
+ struct hdsp *const hdsp = snd_kcontrol_chip(kcontrol);
+ const u8 channel = snd_ctl_get_ioff(kcontrol, &ucontrol->id);
+
+ if (channel >= hdsp->max_channels)
+ return -ENOENT;
+
+ ucontrol->value.integer.value[0] = hdsp_loopback_get(hdsp, channel);
+
+ return 0;
+}
+
+static int snd_hdsp_loopback_put(struct snd_kcontrol *const kcontrol,
+ struct snd_ctl_elem_value *const ucontrol)
+{
+ struct hdsp *const hdsp = snd_kcontrol_chip(kcontrol);
+ const u8 channel = snd_ctl_get_ioff(kcontrol, &ucontrol->id);
+ const bool enable = ucontrol->value.integer.value[0] & 1;
+
+ if (channel >= hdsp->max_channels)
+ return -ENOENT;
+
+ return hdsp_loopback_set(hdsp, channel, enable);
+}
+
+static struct snd_kcontrol_new snd_hdsp_loopback_control = {
+ .iface = SNDRV_CTL_ELEM_IFACE_HWDEP,
+ .name = "Output Loopback",
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+ .info = snd_ctl_boolean_mono_info,
+ .get = snd_hdsp_loopback_get,
+ .put = snd_hdsp_loopback_put
+};
+
+static int snd_hdsp_create_controls(struct snd_card *card, struct hdsp *hdsp)
+{
+ unsigned int idx;
+ int err;
+ struct snd_kcontrol *kctl;
+
+ if (hdsp->io_type == RPM) {
+ /* RPM Bypass, Disconnect and Input switches */
+ for (idx = 0; idx < ARRAY_SIZE(snd_hdsp_rpm_controls); idx++) {
+ err = snd_ctl_add(card, snd_ctl_new1(&snd_hdsp_rpm_controls[idx], hdsp));
+ if (err < 0)
+ return err;
+ }
+ return 0;
+ }
+
+ for (idx = 0; idx < ARRAY_SIZE(snd_hdsp_controls); idx++) {
+ kctl = snd_ctl_new1(&snd_hdsp_controls[idx], hdsp);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
+ return err;
+ if (idx == 1) /* IEC958 (S/PDIF) Stream */
+ hdsp->spdif_ctl = kctl;
+ }
+
+ /* ADAT SyncCheck status */
+ snd_hdsp_adat_sync_check.name = "ADAT Lock Status";
+ snd_hdsp_adat_sync_check.index = 1;
+ kctl = snd_ctl_new1(&snd_hdsp_adat_sync_check, hdsp);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
+ return err;
+ if (hdsp->io_type == Digiface || hdsp->io_type == H9652) {
+ for (idx = 1; idx < 3; ++idx) {
+ snd_hdsp_adat_sync_check.index = idx+1;
+ kctl = snd_ctl_new1(&snd_hdsp_adat_sync_check, hdsp);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
+ return err;
+ }
+ }
+
+ /* DA, AD and Phone gain and XLR breakout cable controls for H9632 cards */
+ if (hdsp->io_type == H9632) {
+ for (idx = 0; idx < ARRAY_SIZE(snd_hdsp_9632_controls); idx++) {
+ kctl = snd_ctl_new1(&snd_hdsp_9632_controls[idx], hdsp);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
+ return err;
+ }
+ }
+
+ /* Output loopback controls for H9632 cards */
+ if (hdsp->io_type == H9632) {
+ snd_hdsp_loopback_control.count = hdsp->max_channels;
+ kctl = snd_ctl_new1(&snd_hdsp_loopback_control, hdsp);
+ if (kctl == NULL)
+ return -ENOMEM;
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
+ return err;
+ }
+
+ /* AEB control for H96xx card */
+ if (hdsp->io_type == H9632 || hdsp->io_type == H9652) {
+ kctl = snd_ctl_new1(&snd_hdsp_96xx_aeb, hdsp);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
+ return err;
+ }
+
+ return 0;
+}
+
+/*------------------------------------------------------------
+ /proc interface
+ ------------------------------------------------------------*/
+
+static void
+snd_hdsp_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
+{
+ struct hdsp *hdsp = entry->private_data;
+ unsigned int status;
+ unsigned int status2;
+ char *pref_sync_ref;
+ char *autosync_ref;
+ char *system_clock_mode;
+ char *clock_source;
+ int x;
+
+ status = hdsp_read(hdsp, HDSP_statusRegister);
+ status2 = hdsp_read(hdsp, HDSP_status2Register);
+
+ snd_iprintf(buffer, "%s (Card #%d)\n", hdsp->card_name,
+ hdsp->card->number + 1);
+ snd_iprintf(buffer, "Buffers: capture %p playback %p\n",
+ hdsp->capture_buffer, hdsp->playback_buffer);
+ snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n",
+ hdsp->irq, hdsp->port, (unsigned long)hdsp->iobase);
+ snd_iprintf(buffer, "Control register: 0x%x\n", hdsp->control_register);
+ snd_iprintf(buffer, "Control2 register: 0x%x\n",
+ hdsp->control2_register);
+ snd_iprintf(buffer, "Status register: 0x%x\n", status);
+ snd_iprintf(buffer, "Status2 register: 0x%x\n", status2);
+
+ if (hdsp_check_for_iobox(hdsp)) {
+ snd_iprintf(buffer, "No I/O box connected.\n"
+ "Please connect one and upload firmware.\n");
+ return;
+ }
+
+ if (hdsp_check_for_firmware(hdsp, 0)) {
+ if (hdsp->state & HDSP_FirmwareCached) {
+ if (snd_hdsp_load_firmware_from_cache(hdsp) != 0) {
+ snd_iprintf(buffer, "Firmware loading from "
+ "cache failed, "
+ "please upload manually.\n");
+ return;
+ }
+ } else {
+ int err;
+
+ err = hdsp_request_fw_loader(hdsp);
+ if (err < 0) {
+ snd_iprintf(buffer,
+ "No firmware loaded nor cached, "
+ "please upload firmware.\n");
+ return;
+ }
+ }
+ }
+
+ snd_iprintf(buffer, "FIFO status: %d\n", hdsp_read(hdsp, HDSP_fifoStatus) & 0xff);
+ snd_iprintf(buffer, "MIDI1 Output status: 0x%x\n", hdsp_read(hdsp, HDSP_midiStatusOut0));
+ snd_iprintf(buffer, "MIDI1 Input status: 0x%x\n", hdsp_read(hdsp, HDSP_midiStatusIn0));
+ snd_iprintf(buffer, "MIDI2 Output status: 0x%x\n", hdsp_read(hdsp, HDSP_midiStatusOut1));
+ snd_iprintf(buffer, "MIDI2 Input status: 0x%x\n", hdsp_read(hdsp, HDSP_midiStatusIn1));
+ snd_iprintf(buffer, "Use Midi Tasklet: %s\n", hdsp->use_midi_work ? "on" : "off");
+
+ snd_iprintf(buffer, "\n");
+
+ x = 1 << (6 + hdsp_decode_latency(hdsp->control_register & HDSP_LatencyMask));
+
+ snd_iprintf(buffer, "Buffer Size (Latency): %d samples (2 periods of %lu bytes)\n", x, (unsigned long) hdsp->period_bytes);
+ snd_iprintf(buffer, "Hardware pointer (frames): %ld\n", hdsp_hw_pointer(hdsp));
+ snd_iprintf(buffer, "Precise pointer: %s\n", hdsp->precise_ptr ? "on" : "off");
+ snd_iprintf(buffer, "Line out: %s\n", (hdsp->control_register & HDSP_LineOut) ? "on" : "off");
+
+ snd_iprintf(buffer, "Firmware version: %d\n", (status2&HDSP_version0)|(status2&HDSP_version1)<<1|(status2&HDSP_version2)<<2);
+
+ snd_iprintf(buffer, "\n");
+
+ switch (hdsp_clock_source(hdsp)) {
+ case HDSP_CLOCK_SOURCE_AUTOSYNC:
+ clock_source = "AutoSync";
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_32KHZ:
+ clock_source = "Internal 32 kHz";
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_44_1KHZ:
+ clock_source = "Internal 44.1 kHz";
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_48KHZ:
+ clock_source = "Internal 48 kHz";
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_64KHZ:
+ clock_source = "Internal 64 kHz";
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_88_2KHZ:
+ clock_source = "Internal 88.2 kHz";
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_96KHZ:
+ clock_source = "Internal 96 kHz";
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_128KHZ:
+ clock_source = "Internal 128 kHz";
+ break;
+ case HDSP_CLOCK_SOURCE_INTERNAL_176_4KHZ:
+ clock_source = "Internal 176.4 kHz";
+ break;
+ case HDSP_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 (hdsp_system_clock_mode(hdsp))
+ system_clock_mode = "Slave";
+ else
+ system_clock_mode = "Master";
+
+ switch (hdsp_pref_sync_ref (hdsp)) {
+ case HDSP_SYNC_FROM_WORD:
+ pref_sync_ref = "Word Clock";
+ break;
+ case HDSP_SYNC_FROM_ADAT_SYNC:
+ pref_sync_ref = "ADAT Sync";
+ break;
+ case HDSP_SYNC_FROM_SPDIF:
+ pref_sync_ref = "SPDIF";
+ break;
+ case HDSP_SYNC_FROM_ADAT1:
+ pref_sync_ref = "ADAT1";
+ break;
+ case HDSP_SYNC_FROM_ADAT2:
+ pref_sync_ref = "ADAT2";
+ break;
+ case HDSP_SYNC_FROM_ADAT3:
+ pref_sync_ref = "ADAT3";
+ break;
+ default:
+ pref_sync_ref = "Word Clock";
+ break;
+ }
+ snd_iprintf (buffer, "Preferred Sync Reference: %s\n", pref_sync_ref);
+
+ switch (hdsp_autosync_ref (hdsp)) {
+ case HDSP_AUTOSYNC_FROM_WORD:
+ autosync_ref = "Word Clock";
+ break;
+ case HDSP_AUTOSYNC_FROM_ADAT_SYNC:
+ autosync_ref = "ADAT Sync";
+ break;
+ case HDSP_AUTOSYNC_FROM_SPDIF:
+ autosync_ref = "SPDIF";
+ break;
+ case HDSP_AUTOSYNC_FROM_NONE:
+ autosync_ref = "None";
+ break;
+ case HDSP_AUTOSYNC_FROM_ADAT1:
+ autosync_ref = "ADAT1";
+ break;
+ case HDSP_AUTOSYNC_FROM_ADAT2:
+ autosync_ref = "ADAT2";
+ break;
+ case HDSP_AUTOSYNC_FROM_ADAT3:
+ autosync_ref = "ADAT3";
+ break;
+ default:
+ autosync_ref = "---";
+ break;
+ }
+ snd_iprintf (buffer, "AutoSync Reference: %s\n", autosync_ref);
+
+ snd_iprintf (buffer, "AutoSync Frequency: %d\n", hdsp_external_sample_rate(hdsp));
+
+ snd_iprintf (buffer, "System Clock Mode: %s\n", system_clock_mode);
+
+ snd_iprintf (buffer, "System Clock Frequency: %d\n", hdsp->system_sample_rate);
+ snd_iprintf (buffer, "System Clock Locked: %s\n", hdsp->clock_source_locked ? "Yes" : "No");
+
+ snd_iprintf(buffer, "\n");
+
+ if (hdsp->io_type != RPM) {
+ switch (hdsp_spdif_in(hdsp)) {
+ case HDSP_SPDIFIN_OPTICAL:
+ snd_iprintf(buffer, "IEC958 input: Optical\n");
+ break;
+ case HDSP_SPDIFIN_COAXIAL:
+ snd_iprintf(buffer, "IEC958 input: Coaxial\n");
+ break;
+ case HDSP_SPDIFIN_INTERNAL:
+ snd_iprintf(buffer, "IEC958 input: Internal\n");
+ break;
+ case HDSP_SPDIFIN_AES:
+ snd_iprintf(buffer, "IEC958 input: AES\n");
+ break;
+ default:
+ snd_iprintf(buffer, "IEC958 input: ???\n");
+ break;
+ }
+ }
+
+ if (RPM == hdsp->io_type) {
+ if (hdsp->control_register & HDSP_RPM_Bypass)
+ snd_iprintf(buffer, "RPM Bypass: disabled\n");
+ else
+ snd_iprintf(buffer, "RPM Bypass: enabled\n");
+ if (hdsp->control_register & HDSP_RPM_Disconnect)
+ snd_iprintf(buffer, "RPM disconnected\n");
+ else
+ snd_iprintf(buffer, "RPM connected\n");
+
+ switch (hdsp->control_register & HDSP_RPM_Inp12) {
+ case HDSP_RPM_Inp12_Phon_6dB:
+ snd_iprintf(buffer, "Input 1/2: Phono, 6dB\n");
+ break;
+ case HDSP_RPM_Inp12_Phon_0dB:
+ snd_iprintf(buffer, "Input 1/2: Phono, 0dB\n");
+ break;
+ case HDSP_RPM_Inp12_Phon_n6dB:
+ snd_iprintf(buffer, "Input 1/2: Phono, -6dB\n");
+ break;
+ case HDSP_RPM_Inp12_Line_0dB:
+ snd_iprintf(buffer, "Input 1/2: Line, 0dB\n");
+ break;
+ case HDSP_RPM_Inp12_Line_n6dB:
+ snd_iprintf(buffer, "Input 1/2: Line, -6dB\n");
+ break;
+ default:
+ snd_iprintf(buffer, "Input 1/2: ???\n");
+ }
+
+ switch (hdsp->control_register & HDSP_RPM_Inp34) {
+ case HDSP_RPM_Inp34_Phon_6dB:
+ snd_iprintf(buffer, "Input 3/4: Phono, 6dB\n");
+ break;
+ case HDSP_RPM_Inp34_Phon_0dB:
+ snd_iprintf(buffer, "Input 3/4: Phono, 0dB\n");
+ break;
+ case HDSP_RPM_Inp34_Phon_n6dB:
+ snd_iprintf(buffer, "Input 3/4: Phono, -6dB\n");
+ break;
+ case HDSP_RPM_Inp34_Line_0dB:
+ snd_iprintf(buffer, "Input 3/4: Line, 0dB\n");
+ break;
+ case HDSP_RPM_Inp34_Line_n6dB:
+ snd_iprintf(buffer, "Input 3/4: Line, -6dB\n");
+ break;
+ default:
+ snd_iprintf(buffer, "Input 3/4: ???\n");
+ }
+
+ } else {
+ if (hdsp->control_register & HDSP_SPDIFOpticalOut)
+ snd_iprintf(buffer, "IEC958 output: Coaxial & ADAT1\n");
+ else
+ snd_iprintf(buffer, "IEC958 output: Coaxial only\n");
+
+ if (hdsp->control_register & HDSP_SPDIFProfessional)
+ snd_iprintf(buffer, "IEC958 quality: Professional\n");
+ else
+ snd_iprintf(buffer, "IEC958 quality: Consumer\n");
+
+ if (hdsp->control_register & HDSP_SPDIFEmphasis)
+ snd_iprintf(buffer, "IEC958 emphasis: on\n");
+ else
+ snd_iprintf(buffer, "IEC958 emphasis: off\n");
+
+ if (hdsp->control_register & HDSP_SPDIFNonAudio)
+ snd_iprintf(buffer, "IEC958 NonAudio: on\n");
+ else
+ snd_iprintf(buffer, "IEC958 NonAudio: off\n");
+ x = hdsp_spdif_sample_rate(hdsp);
+ if (x != 0)
+ snd_iprintf(buffer, "IEC958 sample rate: %d\n", x);
+ else
+ snd_iprintf(buffer, "IEC958 sample rate: Error flag set\n");
+ }
+ snd_iprintf(buffer, "\n");
+
+ /* Sync Check */
+ x = status & HDSP_Sync0;
+ if (status & HDSP_Lock0)
+ snd_iprintf(buffer, "ADAT1: %s\n", x ? "Sync" : "Lock");
+ else
+ snd_iprintf(buffer, "ADAT1: No Lock\n");
+
+ switch (hdsp->io_type) {
+ case Digiface:
+ case H9652:
+ x = status & HDSP_Sync1;
+ if (status & HDSP_Lock1)
+ snd_iprintf(buffer, "ADAT2: %s\n", x ? "Sync" : "Lock");
+ else
+ snd_iprintf(buffer, "ADAT2: No Lock\n");
+ x = status & HDSP_Sync2;
+ if (status & HDSP_Lock2)
+ snd_iprintf(buffer, "ADAT3: %s\n", x ? "Sync" : "Lock");
+ else
+ snd_iprintf(buffer, "ADAT3: No Lock\n");
+ break;
+ default:
+ /* relax */
+ break;
+ }
+
+ x = status & HDSP_SPDIFSync;
+ if (status & HDSP_SPDIFErrorFlag)
+ snd_iprintf (buffer, "SPDIF: No Lock\n");
+ else
+ snd_iprintf (buffer, "SPDIF: %s\n", x ? "Sync" : "Lock");
+
+ x = status2 & HDSP_wc_sync;
+ if (status2 & HDSP_wc_lock)
+ snd_iprintf (buffer, "Word Clock: %s\n", x ? "Sync" : "Lock");
+ else
+ snd_iprintf (buffer, "Word Clock: No Lock\n");
+
+ x = status & HDSP_TimecodeSync;
+ if (status & HDSP_TimecodeLock)
+ snd_iprintf(buffer, "ADAT Sync: %s\n", x ? "Sync" : "Lock");
+ else
+ snd_iprintf(buffer, "ADAT Sync: No Lock\n");
+
+ snd_iprintf(buffer, "\n");
+
+ /* Informations about H9632 specific controls */
+ if (hdsp->io_type == H9632) {
+ char *tmp;
+
+ switch (hdsp_ad_gain(hdsp)) {
+ case 0:
+ tmp = "-10 dBV";
+ break;
+ case 1:
+ tmp = "+4 dBu";
+ break;
+ default:
+ tmp = "Lo Gain";
+ break;
+ }
+ snd_iprintf(buffer, "AD Gain : %s\n", tmp);
+
+ switch (hdsp_da_gain(hdsp)) {
+ case 0:
+ tmp = "Hi Gain";
+ break;
+ case 1:
+ tmp = "+4 dBu";
+ break;
+ default:
+ tmp = "-10 dBV";
+ break;
+ }
+ snd_iprintf(buffer, "DA Gain : %s\n", tmp);
+
+ switch (hdsp_phone_gain(hdsp)) {
+ case 0:
+ tmp = "0 dB";
+ break;
+ case 1:
+ tmp = "-6 dB";
+ break;
+ default:
+ tmp = "-12 dB";
+ break;
+ }
+ snd_iprintf(buffer, "Phones Gain : %s\n", tmp);
+
+ snd_iprintf(buffer, "XLR Breakout Cable : %s\n",
+ hdsp_toggle_setting(hdsp, HDSP_XLRBreakoutCable) ?
+ "yes" : "no");
+
+ if (hdsp->control_register & HDSP_AnalogExtensionBoard)
+ snd_iprintf(buffer, "AEB : on (ADAT1 internal)\n");
+ else
+ snd_iprintf(buffer, "AEB : off (ADAT1 external)\n");
+ snd_iprintf(buffer, "\n");
+ }
+
+}
+
+static void snd_hdsp_proc_init(struct hdsp *hdsp)
+{
+ snd_card_ro_proc_new(hdsp->card, "hdsp", hdsp, snd_hdsp_proc_read);
+}
+
+static int snd_hdsp_initialize_memory(struct hdsp *hdsp)
+{
+ struct snd_dma_buffer *capture_dma, *playback_dma;
+
+ capture_dma = snd_hammerfall_get_buffer(hdsp->pci, HDSP_DMA_AREA_BYTES);
+ playback_dma = snd_hammerfall_get_buffer(hdsp->pci, HDSP_DMA_AREA_BYTES);
+ if (!capture_dma || !playback_dma) {
+ dev_err(hdsp->card->dev,
+ "%s: no buffers available\n", hdsp->card_name);
+ return -ENOMEM;
+ }
+
+ /* copy to the own data for alignment */
+ hdsp->capture_dma_buf = *capture_dma;
+ hdsp->playback_dma_buf = *playback_dma;
+
+ /* Align to bus-space 64K boundary */
+ hdsp->capture_dma_buf.addr = ALIGN(capture_dma->addr, 0x10000ul);
+ hdsp->playback_dma_buf.addr = ALIGN(playback_dma->addr, 0x10000ul);
+
+ /* Tell the card where it is */
+ hdsp_write(hdsp, HDSP_inputBufferAddress, hdsp->capture_dma_buf.addr);
+ hdsp_write(hdsp, HDSP_outputBufferAddress, hdsp->playback_dma_buf.addr);
+
+ hdsp->capture_dma_buf.area += hdsp->capture_dma_buf.addr - capture_dma->addr;
+ hdsp->playback_dma_buf.area += hdsp->playback_dma_buf.addr - playback_dma->addr;
+ hdsp->capture_buffer = hdsp->capture_dma_buf.area;
+ hdsp->playback_buffer = hdsp->playback_dma_buf.area;
+
+ return 0;
+}
+
+static int snd_hdsp_set_defaults(struct hdsp *hdsp)
+{
+ unsigned int i;
+
+ /* ASSUMPTION: hdsp->lock is either held, or
+ there is no need to hold it (e.g. during module
+ initialization).
+ */
+
+ /* set defaults:
+
+ SPDIF Input via Coax
+ Master clock mode
+ maximum latency (7 => 2^7 = 8192 samples, 64Kbyte buffer,
+ which implies 2 4096 sample, 32Kbyte periods).
+ Enable line out.
+ */
+
+ hdsp->control_register = HDSP_ClockModeMaster |
+ HDSP_SPDIFInputCoaxial |
+ hdsp_encode_latency(7) |
+ HDSP_LineOut;
+
+
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+
+#ifdef SNDRV_BIG_ENDIAN
+ hdsp->control2_register = HDSP_BIGENDIAN_MODE;
+#else
+ hdsp->control2_register = 0;
+#endif
+ if (hdsp->io_type == H9652)
+ snd_hdsp_9652_enable_mixer (hdsp);
+ else
+ hdsp_write (hdsp, HDSP_control2Reg, hdsp->control2_register);
+
+ hdsp_reset_hw_pointer(hdsp);
+ hdsp_compute_period_size(hdsp);
+
+ /* silence everything */
+
+ for (i = 0; i < HDSP_MATRIX_MIXER_SIZE; ++i)
+ hdsp->mixer_matrix[i] = MINUS_INFINITY_GAIN;
+
+ for (i = 0; i < ((hdsp->io_type == H9652 || hdsp->io_type == H9632) ? 1352 : HDSP_MATRIX_MIXER_SIZE); ++i) {
+ if (hdsp_write_gain (hdsp, i, MINUS_INFINITY_GAIN))
+ return -EIO;
+ }
+
+ /* H9632 specific defaults */
+ if (hdsp->io_type == H9632) {
+ hdsp->control_register |= (HDSP_DAGainPlus4dBu | HDSP_ADGainPlus4dBu | HDSP_PhoneGain0dB);
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ }
+
+ /* set a default rate so that the channel map is set up.
+ */
+
+ hdsp_set_rate(hdsp, 48000, 1);
+
+ return 0;
+}
+
+static void hdsp_midi_work(struct work_struct *work)
+{
+ struct hdsp *hdsp = container_of(work, struct hdsp, midi_work);
+
+ if (hdsp->midi[0].pending)
+ snd_hdsp_midi_input_read (&hdsp->midi[0]);
+ if (hdsp->midi[1].pending)
+ snd_hdsp_midi_input_read (&hdsp->midi[1]);
+}
+
+static irqreturn_t snd_hdsp_interrupt(int irq, void *dev_id)
+{
+ struct hdsp *hdsp = (struct hdsp *) dev_id;
+ unsigned int status;
+ int audio;
+ int midi0;
+ int midi1;
+ unsigned int midi0status;
+ unsigned int midi1status;
+ int schedule = 0;
+
+ status = hdsp_read(hdsp, HDSP_statusRegister);
+
+ audio = status & HDSP_audioIRQPending;
+ midi0 = status & HDSP_midi0IRQPending;
+ midi1 = status & HDSP_midi1IRQPending;
+
+ if (!audio && !midi0 && !midi1)
+ return IRQ_NONE;
+
+ hdsp_write(hdsp, HDSP_interruptConfirmation, 0);
+
+ midi0status = hdsp_read (hdsp, HDSP_midiStatusIn0) & 0xff;
+ midi1status = hdsp_read (hdsp, HDSP_midiStatusIn1) & 0xff;
+
+ if (!(hdsp->state & HDSP_InitializationComplete))
+ return IRQ_HANDLED;
+
+ if (audio) {
+ if (hdsp->capture_substream)
+ snd_pcm_period_elapsed(hdsp->pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream);
+
+ if (hdsp->playback_substream)
+ snd_pcm_period_elapsed(hdsp->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream);
+ }
+
+ if (midi0 && midi0status) {
+ if (hdsp->use_midi_work) {
+ /* we disable interrupts for this input until processing is done */
+ hdsp->control_register &= ~HDSP_Midi0InterruptEnable;
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ hdsp->midi[0].pending = 1;
+ schedule = 1;
+ } else {
+ snd_hdsp_midi_input_read (&hdsp->midi[0]);
+ }
+ }
+ if (hdsp->io_type != Multiface && hdsp->io_type != RPM && hdsp->io_type != H9632 && midi1 && midi1status) {
+ if (hdsp->use_midi_work) {
+ /* we disable interrupts for this input until processing is done */
+ hdsp->control_register &= ~HDSP_Midi1InterruptEnable;
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register);
+ hdsp->midi[1].pending = 1;
+ schedule = 1;
+ } else {
+ snd_hdsp_midi_input_read (&hdsp->midi[1]);
+ }
+ }
+ if (hdsp->use_midi_work && schedule)
+ queue_work(system_highpri_wq, &hdsp->midi_work);
+ return IRQ_HANDLED;
+}
+
+static snd_pcm_uframes_t snd_hdsp_hw_pointer(struct snd_pcm_substream *substream)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ return hdsp_hw_pointer(hdsp);
+}
+
+static signed char *hdsp_channel_buffer_location(struct hdsp *hdsp,
+ int stream,
+ int channel)
+
+{
+ int mapped_channel;
+
+ if (snd_BUG_ON(channel < 0 || channel >= hdsp->max_channels))
+ return NULL;
+
+ mapped_channel = hdsp->channel_map[channel];
+ if (mapped_channel < 0)
+ return NULL;
+
+ if (stream == SNDRV_PCM_STREAM_CAPTURE)
+ return hdsp->capture_buffer + (mapped_channel * HDSP_CHANNEL_BUFFER_BYTES);
+ else
+ return hdsp->playback_buffer + (mapped_channel * HDSP_CHANNEL_BUFFER_BYTES);
+}
+
+static int snd_hdsp_playback_copy(struct snd_pcm_substream *substream,
+ int channel, unsigned long pos,
+ void __user *src, unsigned long count)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ signed char *channel_buf;
+
+ if (snd_BUG_ON(pos + count > HDSP_CHANNEL_BUFFER_BYTES))
+ return -EINVAL;
+
+ channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel);
+ if (snd_BUG_ON(!channel_buf))
+ return -EIO;
+ if (copy_from_user(channel_buf + pos, src, count))
+ return -EFAULT;
+ return 0;
+}
+
+static int snd_hdsp_playback_copy_kernel(struct snd_pcm_substream *substream,
+ int channel, unsigned long pos,
+ void *src, unsigned long count)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ signed char *channel_buf;
+
+ channel_buf = hdsp_channel_buffer_location(hdsp, substream->pstr->stream, channel);
+ if (snd_BUG_ON(!channel_buf))
+ return -EIO;
+ memcpy(channel_buf + pos, src, count);
+ return 0;
+}
+
+static int snd_hdsp_capture_copy(struct snd_pcm_substream *substream,
+ int channel, unsigned long pos,
+ void __user *dst, unsigned long count)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ signed char *channel_buf;
+
+ if (snd_BUG_ON(pos + count > HDSP_CHANNEL_BUFFER_BYTES))
+ return -EINVAL;
+
+ channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel);
+ if (snd_BUG_ON(!channel_buf))
+ return -EIO;
+ if (copy_to_user(dst, channel_buf + pos, count))
+ return -EFAULT;
+ return 0;
+}
+
+static int snd_hdsp_capture_copy_kernel(struct snd_pcm_substream *substream,
+ int channel, unsigned long pos,
+ void *dst, unsigned long count)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ signed char *channel_buf;
+
+ channel_buf = hdsp_channel_buffer_location(hdsp, substream->pstr->stream, channel);
+ if (snd_BUG_ON(!channel_buf))
+ return -EIO;
+ memcpy(dst, channel_buf + pos, count);
+ return 0;
+}
+
+static int snd_hdsp_hw_silence(struct snd_pcm_substream *substream,
+ int channel, unsigned long pos,
+ unsigned long count)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ signed char *channel_buf;
+
+ channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel);
+ if (snd_BUG_ON(!channel_buf))
+ return -EIO;
+ memset(channel_buf + pos, 0, count);
+ return 0;
+}
+
+static int snd_hdsp_reset(struct snd_pcm_substream *substream)
+{
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ struct snd_pcm_substream *other;
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ other = hdsp->capture_substream;
+ else
+ other = hdsp->playback_substream;
+ if (hdsp->running)
+ runtime->status->hw_ptr = hdsp_hw_pointer(hdsp);
+ 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_hdsp_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ int err;
+ pid_t this_pid;
+ pid_t other_pid;
+
+ if (hdsp_check_for_iobox (hdsp))
+ return -EIO;
+
+ if (hdsp_check_for_firmware(hdsp, 1))
+ return -EIO;
+
+ spin_lock_irq(&hdsp->lock);
+
+ if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ hdsp->control_register &= ~(HDSP_SPDIFProfessional | HDSP_SPDIFNonAudio | HDSP_SPDIFEmphasis);
+ hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register |= hdsp->creg_spdif_stream);
+ this_pid = hdsp->playback_pid;
+ other_pid = hdsp->capture_pid;
+ } else {
+ this_pid = hdsp->capture_pid;
+ other_pid = hdsp->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) != hdsp->system_sample_rate) {
+ spin_unlock_irq(&hdsp->lock);
+ _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE);
+ return -EBUSY;
+ }
+
+ if (params_period_size(params) != hdsp->period_bytes / 4) {
+ spin_unlock_irq(&hdsp->lock);
+ _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE);
+ return -EBUSY;
+ }
+
+ /* We're fine. */
+
+ spin_unlock_irq(&hdsp->lock);
+ return 0;
+
+ } else {
+ spin_unlock_irq(&hdsp->lock);
+ }
+
+ /* how to make sure that the rate matches an externally-set one ?
+ */
+
+ spin_lock_irq(&hdsp->lock);
+ if (! hdsp->clock_source_locked) {
+ err = hdsp_set_rate(hdsp, params_rate(params), 0);
+ if (err < 0) {
+ spin_unlock_irq(&hdsp->lock);
+ _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE);
+ return err;
+ }
+ }
+ spin_unlock_irq(&hdsp->lock);
+
+ err = hdsp_set_interrupt_interval(hdsp, params_period_size(params));
+ if (err < 0) {
+ _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE);
+ return err;
+ }
+
+ return 0;
+}
+
+static int snd_hdsp_channel_info(struct snd_pcm_substream *substream,
+ struct snd_pcm_channel_info *info)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ unsigned int channel = info->channel;
+
+ if (snd_BUG_ON(channel >= hdsp->max_channels))
+ return -EINVAL;
+ channel = array_index_nospec(channel, hdsp->max_channels);
+
+ if (hdsp->channel_map[channel] < 0)
+ return -EINVAL;
+
+ info->offset = hdsp->channel_map[channel] * HDSP_CHANNEL_BUFFER_BYTES;
+ info->first = 0;
+ info->step = 32;
+ return 0;
+}
+
+static int snd_hdsp_ioctl(struct snd_pcm_substream *substream,
+ unsigned int cmd, void *arg)
+{
+ switch (cmd) {
+ case SNDRV_PCM_IOCTL1_RESET:
+ return snd_hdsp_reset(substream);
+ case SNDRV_PCM_IOCTL1_CHANNEL_INFO:
+ return snd_hdsp_channel_info(substream, arg);
+ default:
+ break;
+ }
+
+ return snd_pcm_lib_ioctl(substream, cmd, arg);
+}
+
+static int snd_hdsp_trigger(struct snd_pcm_substream *substream, int cmd)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ struct snd_pcm_substream *other;
+ int running;
+
+ if (hdsp_check_for_iobox (hdsp))
+ return -EIO;
+
+ if (hdsp_check_for_firmware(hdsp, 0)) /* no auto-loading in trigger */
+ return -EIO;
+
+ spin_lock(&hdsp->lock);
+ running = hdsp->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(&hdsp->lock);
+ return -EINVAL;
+ }
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ other = hdsp->capture_substream;
+ else
+ other = hdsp->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)
+ hdsp_silence_playback(hdsp);
+ } else {
+ if (running &&
+ substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ hdsp_silence_playback(hdsp);
+ }
+ } else {
+ if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+ hdsp_silence_playback(hdsp);
+ }
+ _ok:
+ snd_pcm_trigger_done(substream, substream);
+ if (!hdsp->running && running)
+ hdsp_start_audio(hdsp);
+ else if (hdsp->running && !running)
+ hdsp_stop_audio(hdsp);
+ hdsp->running = running;
+ spin_unlock(&hdsp->lock);
+
+ return 0;
+}
+
+static int snd_hdsp_prepare(struct snd_pcm_substream *substream)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ int result = 0;
+
+ if (hdsp_check_for_iobox (hdsp))
+ return -EIO;
+
+ if (hdsp_check_for_firmware(hdsp, 1))
+ return -EIO;
+
+ spin_lock_irq(&hdsp->lock);
+ if (!hdsp->running)
+ hdsp_reset_hw_pointer(hdsp);
+ spin_unlock_irq(&hdsp->lock);
+ return result;
+}
+
+static const struct snd_pcm_hardware snd_hdsp_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),
+#ifdef SNDRV_BIG_ENDIAN
+ .formats = SNDRV_PCM_FMTBIT_S32_BE,
+#else
+ .formats = SNDRV_PCM_FMTBIT_S32_LE,
+#endif
+ .rates = (SNDRV_PCM_RATE_32000 |
+ SNDRV_PCM_RATE_44100 |
+ SNDRV_PCM_RATE_48000 |
+ SNDRV_PCM_RATE_64000 |
+ SNDRV_PCM_RATE_88200 |
+ SNDRV_PCM_RATE_96000),
+ .rate_min = 32000,
+ .rate_max = 96000,
+ .channels_min = 6,
+ .channels_max = HDSP_MAX_CHANNELS,
+ .buffer_bytes_max = HDSP_CHANNEL_BUFFER_BYTES * HDSP_MAX_CHANNELS,
+ .period_bytes_min = (64 * 4) * 10,
+ .period_bytes_max = (8192 * 4) * HDSP_MAX_CHANNELS,
+ .periods_min = 2,
+ .periods_max = 2,
+ .fifo_size = 0
+};
+
+static const struct snd_pcm_hardware snd_hdsp_capture_subinfo =
+{
+ .info = (SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_NONINTERLEAVED |
+ SNDRV_PCM_INFO_SYNC_START),
+#ifdef SNDRV_BIG_ENDIAN
+ .formats = SNDRV_PCM_FMTBIT_S32_BE,
+#else
+ .formats = SNDRV_PCM_FMTBIT_S32_LE,
+#endif
+ .rates = (SNDRV_PCM_RATE_32000 |
+ SNDRV_PCM_RATE_44100 |
+ SNDRV_PCM_RATE_48000 |
+ SNDRV_PCM_RATE_64000 |
+ SNDRV_PCM_RATE_88200 |
+ SNDRV_PCM_RATE_96000),
+ .rate_min = 32000,
+ .rate_max = 96000,
+ .channels_min = 5,
+ .channels_max = HDSP_MAX_CHANNELS,
+ .buffer_bytes_max = HDSP_CHANNEL_BUFFER_BYTES * HDSP_MAX_CHANNELS,
+ .period_bytes_min = (64 * 4) * 10,
+ .period_bytes_max = (8192 * 4) * HDSP_MAX_CHANNELS,
+ .periods_min = 2,
+ .periods_max = 2,
+ .fifo_size = 0
+};
+
+static const unsigned int hdsp_period_sizes[] = { 64, 128, 256, 512, 1024, 2048, 4096, 8192 };
+
+static const struct snd_pcm_hw_constraint_list hdsp_hw_constraints_period_sizes = {
+ .count = ARRAY_SIZE(hdsp_period_sizes),
+ .list = hdsp_period_sizes,
+ .mask = 0
+};
+
+static const unsigned int hdsp_9632_sample_rates[] = { 32000, 44100, 48000, 64000, 88200, 96000, 128000, 176400, 192000 };
+
+static const struct snd_pcm_hw_constraint_list hdsp_hw_constraints_9632_sample_rates = {
+ .count = ARRAY_SIZE(hdsp_9632_sample_rates),
+ .list = hdsp_9632_sample_rates,
+ .mask = 0
+};
+
+static int snd_hdsp_hw_rule_in_channels(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
+{
+ struct hdsp *hdsp = rule->private;
+ struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
+ if (hdsp->io_type == H9632) {
+ unsigned int list[3];
+ list[0] = hdsp->qs_in_channels;
+ list[1] = hdsp->ds_in_channels;
+ list[2] = hdsp->ss_in_channels;
+ return snd_interval_list(c, 3, list, 0);
+ } else {
+ unsigned int list[2];
+ list[0] = hdsp->ds_in_channels;
+ list[1] = hdsp->ss_in_channels;
+ return snd_interval_list(c, 2, list, 0);
+ }
+}
+
+static int snd_hdsp_hw_rule_out_channels(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
+{
+ unsigned int list[3];
+ struct hdsp *hdsp = rule->private;
+ struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
+ if (hdsp->io_type == H9632) {
+ list[0] = hdsp->qs_out_channels;
+ list[1] = hdsp->ds_out_channels;
+ list[2] = hdsp->ss_out_channels;
+ return snd_interval_list(c, 3, list, 0);
+ } else {
+ list[0] = hdsp->ds_out_channels;
+ list[1] = hdsp->ss_out_channels;
+ }
+ return snd_interval_list(c, 2, list, 0);
+}
+
+static int snd_hdsp_hw_rule_in_channels_rate(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
+{
+ struct hdsp *hdsp = 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 > 96000 && hdsp->io_type == H9632) {
+ struct snd_interval t = {
+ .min = hdsp->qs_in_channels,
+ .max = hdsp->qs_in_channels,
+ .integer = 1,
+ };
+ return snd_interval_refine(c, &t);
+ } else if (r->min > 48000 && r->max <= 96000) {
+ struct snd_interval t = {
+ .min = hdsp->ds_in_channels,
+ .max = hdsp->ds_in_channels,
+ .integer = 1,
+ };
+ return snd_interval_refine(c, &t);
+ } else if (r->max < 64000) {
+ struct snd_interval t = {
+ .min = hdsp->ss_in_channels,
+ .max = hdsp->ss_in_channels,
+ .integer = 1,
+ };
+ return snd_interval_refine(c, &t);
+ }
+ return 0;
+}
+
+static int snd_hdsp_hw_rule_out_channels_rate(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
+{
+ struct hdsp *hdsp = 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 > 96000 && hdsp->io_type == H9632) {
+ struct snd_interval t = {
+ .min = hdsp->qs_out_channels,
+ .max = hdsp->qs_out_channels,
+ .integer = 1,
+ };
+ return snd_interval_refine(c, &t);
+ } else if (r->min > 48000 && r->max <= 96000) {
+ struct snd_interval t = {
+ .min = hdsp->ds_out_channels,
+ .max = hdsp->ds_out_channels,
+ .integer = 1,
+ };
+ return snd_interval_refine(c, &t);
+ } else if (r->max < 64000) {
+ struct snd_interval t = {
+ .min = hdsp->ss_out_channels,
+ .max = hdsp->ss_out_channels,
+ .integer = 1,
+ };
+ return snd_interval_refine(c, &t);
+ }
+ return 0;
+}
+
+static int snd_hdsp_hw_rule_rate_out_channels(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
+{
+ struct hdsp *hdsp = 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 >= hdsp->ss_out_channels) {
+ struct snd_interval t = {
+ .min = 32000,
+ .max = 48000,
+ .integer = 1,
+ };
+ return snd_interval_refine(r, &t);
+ } else if (c->max <= hdsp->qs_out_channels && hdsp->io_type == H9632) {
+ struct snd_interval t = {
+ .min = 128000,
+ .max = 192000,
+ .integer = 1,
+ };
+ return snd_interval_refine(r, &t);
+ } else if (c->max <= hdsp->ds_out_channels) {
+ struct snd_interval t = {
+ .min = 64000,
+ .max = 96000,
+ .integer = 1,
+ };
+ return snd_interval_refine(r, &t);
+ }
+ return 0;
+}
+
+static int snd_hdsp_hw_rule_rate_in_channels(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
+{
+ struct hdsp *hdsp = 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 >= hdsp->ss_in_channels) {
+ struct snd_interval t = {
+ .min = 32000,
+ .max = 48000,
+ .integer = 1,
+ };
+ return snd_interval_refine(r, &t);
+ } else if (c->max <= hdsp->qs_in_channels && hdsp->io_type == H9632) {
+ struct snd_interval t = {
+ .min = 128000,
+ .max = 192000,
+ .integer = 1,
+ };
+ return snd_interval_refine(r, &t);
+ } else if (c->max <= hdsp->ds_in_channels) {
+ struct snd_interval t = {
+ .min = 64000,
+ .max = 96000,
+ .integer = 1,
+ };
+ return snd_interval_refine(r, &t);
+ }
+ return 0;
+}
+
+static int snd_hdsp_playback_open(struct snd_pcm_substream *substream)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+
+ if (hdsp_check_for_iobox (hdsp))
+ return -EIO;
+
+ if (hdsp_check_for_firmware(hdsp, 1))
+ return -EIO;
+
+ spin_lock_irq(&hdsp->lock);
+
+ snd_pcm_set_sync(substream);
+
+ runtime->hw = snd_hdsp_playback_subinfo;
+ snd_pcm_set_runtime_buffer(substream, &hdsp->playback_dma_buf);
+
+ hdsp->playback_pid = current->pid;
+ hdsp->playback_substream = substream;
+
+ spin_unlock_irq(&hdsp->lock);
+
+ snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
+ snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, &hdsp_hw_constraints_period_sizes);
+ if (hdsp->clock_source_locked) {
+ runtime->hw.rate_min = runtime->hw.rate_max = hdsp->system_sample_rate;
+ } else if (hdsp->io_type == H9632) {
+ runtime->hw.rate_max = 192000;
+ runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
+ snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hdsp_hw_constraints_9632_sample_rates);
+ }
+ if (hdsp->io_type == H9632) {
+ runtime->hw.channels_min = hdsp->qs_out_channels;
+ runtime->hw.channels_max = hdsp->ss_out_channels;
+ }
+
+ snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
+ snd_hdsp_hw_rule_out_channels, hdsp,
+ SNDRV_PCM_HW_PARAM_CHANNELS, -1);
+ snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
+ snd_hdsp_hw_rule_out_channels_rate, hdsp,
+ SNDRV_PCM_HW_PARAM_RATE, -1);
+ snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
+ snd_hdsp_hw_rule_rate_out_channels, hdsp,
+ SNDRV_PCM_HW_PARAM_CHANNELS, -1);
+
+ if (RPM != hdsp->io_type) {
+ hdsp->creg_spdif_stream = hdsp->creg_spdif;
+ hdsp->spdif_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+ snd_ctl_notify(hdsp->card, SNDRV_CTL_EVENT_MASK_VALUE |
+ SNDRV_CTL_EVENT_MASK_INFO, &hdsp->spdif_ctl->id);
+ }
+ return 0;
+}
+
+static int snd_hdsp_playback_release(struct snd_pcm_substream *substream)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+
+ spin_lock_irq(&hdsp->lock);
+
+ hdsp->playback_pid = -1;
+ hdsp->playback_substream = NULL;
+
+ spin_unlock_irq(&hdsp->lock);
+
+ if (RPM != hdsp->io_type) {
+ hdsp->spdif_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+ snd_ctl_notify(hdsp->card, SNDRV_CTL_EVENT_MASK_VALUE |
+ SNDRV_CTL_EVENT_MASK_INFO, &hdsp->spdif_ctl->id);
+ }
+ return 0;
+}
+
+
+static int snd_hdsp_capture_open(struct snd_pcm_substream *substream)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+
+ if (hdsp_check_for_iobox (hdsp))
+ return -EIO;
+
+ if (hdsp_check_for_firmware(hdsp, 1))
+ return -EIO;
+
+ spin_lock_irq(&hdsp->lock);
+
+ snd_pcm_set_sync(substream);
+
+ runtime->hw = snd_hdsp_capture_subinfo;
+ snd_pcm_set_runtime_buffer(substream, &hdsp->capture_dma_buf);
+
+ hdsp->capture_pid = current->pid;
+ hdsp->capture_substream = substream;
+
+ spin_unlock_irq(&hdsp->lock);
+
+ snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
+ snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, &hdsp_hw_constraints_period_sizes);
+ if (hdsp->io_type == H9632) {
+ runtime->hw.channels_min = hdsp->qs_in_channels;
+ runtime->hw.channels_max = hdsp->ss_in_channels;
+ runtime->hw.rate_max = 192000;
+ runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
+ snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hdsp_hw_constraints_9632_sample_rates);
+ }
+ snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
+ snd_hdsp_hw_rule_in_channels, hdsp,
+ SNDRV_PCM_HW_PARAM_CHANNELS, -1);
+ snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
+ snd_hdsp_hw_rule_in_channels_rate, hdsp,
+ SNDRV_PCM_HW_PARAM_RATE, -1);
+ snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
+ snd_hdsp_hw_rule_rate_in_channels, hdsp,
+ SNDRV_PCM_HW_PARAM_CHANNELS, -1);
+ return 0;
+}
+
+static int snd_hdsp_capture_release(struct snd_pcm_substream *substream)
+{
+ struct hdsp *hdsp = snd_pcm_substream_chip(substream);
+
+ spin_lock_irq(&hdsp->lock);
+
+ hdsp->capture_pid = -1;
+ hdsp->capture_substream = NULL;
+
+ spin_unlock_irq(&hdsp->lock);
+ return 0;
+}
+
+/* helper functions for copying meter values */
+static inline int copy_u32_le(void __user *dest, void __iomem *src)
+{
+ u32 val = readl(src);
+ return copy_to_user(dest, &val, 4);
+}
+
+static inline int copy_u64_le(void __user *dest, void __iomem *src_low, void __iomem *src_high)
+{
+ u32 rms_low, rms_high;
+ u64 rms;
+ rms_low = readl(src_low);
+ rms_high = readl(src_high);
+ rms = ((u64)rms_high << 32) | rms_low;
+ return copy_to_user(dest, &rms, 8);
+}
+
+static inline int copy_u48_le(void __user *dest, void __iomem *src_low, void __iomem *src_high)
+{
+ u32 rms_low, rms_high;
+ u64 rms;
+ rms_low = readl(src_low) & 0xffffff00;
+ rms_high = readl(src_high) & 0xffffff00;
+ rms = ((u64)rms_high << 32) | rms_low;
+ return copy_to_user(dest, &rms, 8);
+}
+
+static int hdsp_9652_get_peak(struct hdsp *hdsp, struct hdsp_peak_rms __user *peak_rms)
+{
+ int doublespeed = 0;
+ int i, j, channels, ofs;
+
+ if (hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DoubleSpeedStatus)
+ doublespeed = 1;
+ channels = doublespeed ? 14 : 26;
+ for (i = 0, j = 0; i < 26; ++i) {
+ if (doublespeed && (i & 4))
+ continue;
+ ofs = HDSP_9652_peakBase - j * 4;
+ if (copy_u32_le(&peak_rms->input_peaks[i], hdsp->iobase + ofs))
+ return -EFAULT;
+ ofs -= channels * 4;
+ if (copy_u32_le(&peak_rms->playback_peaks[i], hdsp->iobase + ofs))
+ return -EFAULT;
+ ofs -= channels * 4;
+ if (copy_u32_le(&peak_rms->output_peaks[i], hdsp->iobase + ofs))
+ return -EFAULT;
+ ofs = HDSP_9652_rmsBase + j * 8;
+ if (copy_u48_le(&peak_rms->input_rms[i], hdsp->iobase + ofs,
+ hdsp->iobase + ofs + 4))
+ return -EFAULT;
+ ofs += channels * 8;
+ if (copy_u48_le(&peak_rms->playback_rms[i], hdsp->iobase + ofs,
+ hdsp->iobase + ofs + 4))
+ return -EFAULT;
+ ofs += channels * 8;
+ if (copy_u48_le(&peak_rms->output_rms[i], hdsp->iobase + ofs,
+ hdsp->iobase + ofs + 4))
+ return -EFAULT;
+ j++;
+ }
+ return 0;
+}
+
+static int hdsp_9632_get_peak(struct hdsp *hdsp, struct hdsp_peak_rms __user *peak_rms)
+{
+ int i, j;
+ struct hdsp_9632_meters __iomem *m;
+ int doublespeed = 0;
+
+ if (hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DoubleSpeedStatus)
+ doublespeed = 1;
+ m = (struct hdsp_9632_meters __iomem *)(hdsp->iobase+HDSP_9632_metersBase);
+ for (i = 0, j = 0; i < 16; ++i, ++j) {
+ if (copy_u32_le(&peak_rms->input_peaks[i], &m->input_peak[j]))
+ return -EFAULT;
+ if (copy_u32_le(&peak_rms->playback_peaks[i], &m->playback_peak[j]))
+ return -EFAULT;
+ if (copy_u32_le(&peak_rms->output_peaks[i], &m->output_peak[j]))
+ return -EFAULT;
+ if (copy_u64_le(&peak_rms->input_rms[i], &m->input_rms_low[j],
+ &m->input_rms_high[j]))
+ return -EFAULT;
+ if (copy_u64_le(&peak_rms->playback_rms[i], &m->playback_rms_low[j],
+ &m->playback_rms_high[j]))
+ return -EFAULT;
+ if (copy_u64_le(&peak_rms->output_rms[i], &m->output_rms_low[j],
+ &m->output_rms_high[j]))
+ return -EFAULT;
+ if (doublespeed && i == 3) i += 4;
+ }
+ return 0;
+}
+
+static int hdsp_get_peak(struct hdsp *hdsp, struct hdsp_peak_rms __user *peak_rms)
+{
+ int i;
+
+ for (i = 0; i < 26; i++) {
+ if (copy_u32_le(&peak_rms->playback_peaks[i],
+ hdsp->iobase + HDSP_playbackPeakLevel + i * 4))
+ return -EFAULT;
+ if (copy_u32_le(&peak_rms->input_peaks[i],
+ hdsp->iobase + HDSP_inputPeakLevel + i * 4))
+ return -EFAULT;
+ }
+ for (i = 0; i < 28; i++) {
+ if (copy_u32_le(&peak_rms->output_peaks[i],
+ hdsp->iobase + HDSP_outputPeakLevel + i * 4))
+ return -EFAULT;
+ }
+ for (i = 0; i < 26; ++i) {
+ if (copy_u64_le(&peak_rms->playback_rms[i],
+ hdsp->iobase + HDSP_playbackRmsLevel + i * 8 + 4,
+ hdsp->iobase + HDSP_playbackRmsLevel + i * 8))
+ return -EFAULT;
+ if (copy_u64_le(&peak_rms->input_rms[i],
+ hdsp->iobase + HDSP_inputRmsLevel + i * 8 + 4,
+ hdsp->iobase + HDSP_inputRmsLevel + i * 8))
+ return -EFAULT;
+ }
+ return 0;
+}
+
+static int snd_hdsp_hwdep_ioctl(struct snd_hwdep *hw, struct file *file, unsigned int cmd, unsigned long arg)
+{
+ struct hdsp *hdsp = hw->private_data;
+ void __user *argp = (void __user *)arg;
+ int err;
+
+ switch (cmd) {
+ case SNDRV_HDSP_IOCTL_GET_PEAK_RMS: {
+ struct hdsp_peak_rms __user *peak_rms = (struct hdsp_peak_rms __user *)arg;
+
+ err = hdsp_check_for_iobox(hdsp);
+ if (err < 0)
+ return err;
+
+ err = hdsp_check_for_firmware(hdsp, 1);
+ if (err < 0)
+ return err;
+
+ if (!(hdsp->state & HDSP_FirmwareLoaded)) {
+ dev_err(hdsp->card->dev,
+ "firmware needs to be uploaded to the card.\n");
+ return -EINVAL;
+ }
+
+ switch (hdsp->io_type) {
+ case H9652:
+ return hdsp_9652_get_peak(hdsp, peak_rms);
+ case H9632:
+ return hdsp_9632_get_peak(hdsp, peak_rms);
+ default:
+ return hdsp_get_peak(hdsp, peak_rms);
+ }
+ }
+ case SNDRV_HDSP_IOCTL_GET_CONFIG_INFO: {
+ struct hdsp_config_info info;
+ unsigned long flags;
+ int i;
+
+ err = hdsp_check_for_iobox(hdsp);
+ if (err < 0)
+ return err;
+
+ err = hdsp_check_for_firmware(hdsp, 1);
+ if (err < 0)
+ return err;
+
+ memset(&info, 0, sizeof(info));
+ spin_lock_irqsave(&hdsp->lock, flags);
+ info.pref_sync_ref = (unsigned char)hdsp_pref_sync_ref(hdsp);
+ info.wordclock_sync_check = (unsigned char)hdsp_wc_sync_check(hdsp);
+ if (hdsp->io_type != H9632)
+ info.adatsync_sync_check = (unsigned char)hdsp_adatsync_sync_check(hdsp);
+ info.spdif_sync_check = (unsigned char)hdsp_spdif_sync_check(hdsp);
+ for (i = 0; i < ((hdsp->io_type != Multiface && hdsp->io_type != RPM && hdsp->io_type != H9632) ? 3 : 1); ++i)
+ info.adat_sync_check[i] = (unsigned char)hdsp_adat_sync_check(hdsp, i);
+ info.spdif_in = (unsigned char)hdsp_spdif_in(hdsp);
+ info.spdif_out = (unsigned char)hdsp_toggle_setting(hdsp,
+ HDSP_SPDIFOpticalOut);
+ info.spdif_professional = (unsigned char)
+ hdsp_toggle_setting(hdsp, HDSP_SPDIFProfessional);
+ info.spdif_emphasis = (unsigned char)
+ hdsp_toggle_setting(hdsp, HDSP_SPDIFEmphasis);
+ info.spdif_nonaudio = (unsigned char)
+ hdsp_toggle_setting(hdsp, HDSP_SPDIFNonAudio);
+ info.spdif_sample_rate = hdsp_spdif_sample_rate(hdsp);
+ info.system_sample_rate = hdsp->system_sample_rate;
+ info.autosync_sample_rate = hdsp_external_sample_rate(hdsp);
+ info.system_clock_mode = (unsigned char)hdsp_system_clock_mode(hdsp);
+ info.clock_source = (unsigned char)hdsp_clock_source(hdsp);
+ info.autosync_ref = (unsigned char)hdsp_autosync_ref(hdsp);
+ info.line_out = (unsigned char)
+ hdsp_toggle_setting(hdsp, HDSP_LineOut);
+ if (hdsp->io_type == H9632) {
+ info.da_gain = (unsigned char)hdsp_da_gain(hdsp);
+ info.ad_gain = (unsigned char)hdsp_ad_gain(hdsp);
+ info.phone_gain = (unsigned char)hdsp_phone_gain(hdsp);
+ info.xlr_breakout_cable =
+ (unsigned char)hdsp_toggle_setting(hdsp,
+ HDSP_XLRBreakoutCable);
+
+ } else if (hdsp->io_type == RPM) {
+ info.da_gain = (unsigned char) hdsp_rpm_input12(hdsp);
+ info.ad_gain = (unsigned char) hdsp_rpm_input34(hdsp);
+ }
+ if (hdsp->io_type == H9632 || hdsp->io_type == H9652)
+ info.analog_extension_board =
+ (unsigned char)hdsp_toggle_setting(hdsp,
+ HDSP_AnalogExtensionBoard);
+ spin_unlock_irqrestore(&hdsp->lock, flags);
+ if (copy_to_user(argp, &info, sizeof(info)))
+ return -EFAULT;
+ break;
+ }
+ case SNDRV_HDSP_IOCTL_GET_9632_AEB: {
+ struct hdsp_9632_aeb h9632_aeb;
+
+ if (hdsp->io_type != H9632) return -EINVAL;
+ h9632_aeb.aebi = hdsp->ss_in_channels - H9632_SS_CHANNELS;
+ h9632_aeb.aebo = hdsp->ss_out_channels - H9632_SS_CHANNELS;
+ if (copy_to_user(argp, &h9632_aeb, sizeof(h9632_aeb)))
+ return -EFAULT;
+ break;
+ }
+ case SNDRV_HDSP_IOCTL_GET_VERSION: {
+ struct hdsp_version hdsp_version;
+ int err;
+
+ if (hdsp->io_type == H9652 || hdsp->io_type == H9632) return -EINVAL;
+ if (hdsp->io_type == Undefined) {
+ err = hdsp_get_iobox_version(hdsp);
+ if (err < 0)
+ return err;
+ }
+ memset(&hdsp_version, 0, sizeof(hdsp_version));
+ hdsp_version.io_type = hdsp->io_type;
+ hdsp_version.firmware_rev = hdsp->firmware_rev;
+ if (copy_to_user(argp, &hdsp_version, sizeof(hdsp_version)))
+ return -EFAULT;
+ break;
+ }
+ case SNDRV_HDSP_IOCTL_UPLOAD_FIRMWARE: {
+ struct hdsp_firmware firmware;
+ u32 __user *firmware_data;
+ int err;
+
+ if (hdsp->io_type == H9652 || hdsp->io_type == H9632) return -EINVAL;
+ /* SNDRV_HDSP_IOCTL_GET_VERSION must have been called */
+ if (hdsp->io_type == Undefined) return -EINVAL;
+
+ if (hdsp->state & (HDSP_FirmwareCached | HDSP_FirmwareLoaded))
+ return -EBUSY;
+
+ dev_info(hdsp->card->dev,
+ "initializing firmware upload\n");
+ if (copy_from_user(&firmware, argp, sizeof(firmware)))
+ return -EFAULT;
+ firmware_data = (u32 __user *)firmware.firmware_data;
+
+ if (hdsp_check_for_iobox (hdsp))
+ return -EIO;
+
+ if (!hdsp->fw_uploaded) {
+ hdsp->fw_uploaded = vmalloc(HDSP_FIRMWARE_SIZE);
+ if (!hdsp->fw_uploaded)
+ return -ENOMEM;
+ }
+
+ if (copy_from_user(hdsp->fw_uploaded, firmware_data,
+ HDSP_FIRMWARE_SIZE)) {
+ vfree(hdsp->fw_uploaded);
+ hdsp->fw_uploaded = NULL;
+ return -EFAULT;
+ }
+
+ hdsp->state |= HDSP_FirmwareCached;
+
+ err = snd_hdsp_load_firmware_from_cache(hdsp);
+ if (err < 0)
+ return err;
+
+ if (!(hdsp->state & HDSP_InitializationComplete)) {
+ err = snd_hdsp_enable_io(hdsp);
+ if (err < 0)
+ return err;
+
+ snd_hdsp_initialize_channels(hdsp);
+ snd_hdsp_initialize_midi_flush(hdsp);
+
+ err = snd_hdsp_create_alsa_devices(hdsp->card, hdsp);
+ if (err < 0) {
+ dev_err(hdsp->card->dev,
+ "error creating alsa devices\n");
+ return err;
+ }
+ }
+ break;
+ }
+ case SNDRV_HDSP_IOCTL_GET_MIXER: {
+ struct hdsp_mixer __user *mixer = (struct hdsp_mixer __user *)argp;
+ if (copy_to_user(mixer->matrix, hdsp->mixer_matrix, sizeof(unsigned short)*HDSP_MATRIX_MIXER_SIZE))
+ return -EFAULT;
+ break;
+ }
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static const struct snd_pcm_ops snd_hdsp_playback_ops = {
+ .open = snd_hdsp_playback_open,
+ .close = snd_hdsp_playback_release,
+ .ioctl = snd_hdsp_ioctl,
+ .hw_params = snd_hdsp_hw_params,
+ .prepare = snd_hdsp_prepare,
+ .trigger = snd_hdsp_trigger,
+ .pointer = snd_hdsp_hw_pointer,
+ .copy_user = snd_hdsp_playback_copy,
+ .copy_kernel = snd_hdsp_playback_copy_kernel,
+ .fill_silence = snd_hdsp_hw_silence,
+};
+
+static const struct snd_pcm_ops snd_hdsp_capture_ops = {
+ .open = snd_hdsp_capture_open,
+ .close = snd_hdsp_capture_release,
+ .ioctl = snd_hdsp_ioctl,
+ .hw_params = snd_hdsp_hw_params,
+ .prepare = snd_hdsp_prepare,
+ .trigger = snd_hdsp_trigger,
+ .pointer = snd_hdsp_hw_pointer,
+ .copy_user = snd_hdsp_capture_copy,
+ .copy_kernel = snd_hdsp_capture_copy_kernel,
+};
+
+static int snd_hdsp_create_hwdep(struct snd_card *card, struct hdsp *hdsp)
+{
+ struct snd_hwdep *hw;
+ int err;
+
+ err = snd_hwdep_new(card, "HDSP hwdep", 0, &hw);
+ if (err < 0)
+ return err;
+
+ hdsp->hwdep = hw;
+ hw->private_data = hdsp;
+ strcpy(hw->name, "HDSP hwdep interface");
+
+ hw->ops.ioctl = snd_hdsp_hwdep_ioctl;
+ hw->ops.ioctl_compat = snd_hdsp_hwdep_ioctl;
+
+ return 0;
+}
+
+static int snd_hdsp_create_pcm(struct snd_card *card, struct hdsp *hdsp)
+{
+ struct snd_pcm *pcm;
+ int err;
+
+ err = snd_pcm_new(card, hdsp->card_name, 0, 1, 1, &pcm);
+ if (err < 0)
+ return err;
+
+ hdsp->pcm = pcm;
+ pcm->private_data = hdsp;
+ strcpy(pcm->name, hdsp->card_name);
+
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_hdsp_playback_ops);
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_hdsp_capture_ops);
+
+ pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX;
+
+ return 0;
+}
+
+static void snd_hdsp_9652_enable_mixer (struct hdsp *hdsp)
+{
+ hdsp->control2_register |= HDSP_9652_ENABLE_MIXER;
+ hdsp_write (hdsp, HDSP_control2Reg, hdsp->control2_register);
+}
+
+static int snd_hdsp_enable_io (struct hdsp *hdsp)
+{
+ int i;
+
+ if (hdsp_fifo_wait (hdsp, 0, 100)) {
+ dev_err(hdsp->card->dev,
+ "enable_io fifo_wait failed\n");
+ return -EIO;
+ }
+
+ for (i = 0; i < hdsp->max_channels; ++i) {
+ hdsp_write (hdsp, HDSP_inputEnable + (4 * i), 1);
+ hdsp_write (hdsp, HDSP_outputEnable + (4 * i), 1);
+ }
+
+ return 0;
+}
+
+static void snd_hdsp_initialize_channels(struct hdsp *hdsp)
+{
+ int status, aebi_channels, aebo_channels, i;
+
+ switch (hdsp->io_type) {
+ case Digiface:
+ hdsp->card_name = "RME Hammerfall DSP + Digiface";
+ hdsp->ss_in_channels = hdsp->ss_out_channels = DIGIFACE_SS_CHANNELS;
+ hdsp->ds_in_channels = hdsp->ds_out_channels = DIGIFACE_DS_CHANNELS;
+ break;
+
+ case H9652:
+ hdsp->card_name = "RME Hammerfall HDSP 9652";
+ hdsp->ss_in_channels = hdsp->ss_out_channels = H9652_SS_CHANNELS;
+ hdsp->ds_in_channels = hdsp->ds_out_channels = H9652_DS_CHANNELS;
+ break;
+
+ case H9632:
+ status = hdsp_read(hdsp, HDSP_statusRegister);
+ /* HDSP_AEBx bits are low when AEB are connected */
+ aebi_channels = (status & HDSP_AEBI) ? 0 : 4;
+ aebo_channels = (status & HDSP_AEBO) ? 0 : 4;
+ hdsp->card_name = "RME Hammerfall HDSP 9632";
+ hdsp->ss_in_channels = H9632_SS_CHANNELS+aebi_channels;
+ hdsp->ds_in_channels = H9632_DS_CHANNELS+aebi_channels;
+ hdsp->qs_in_channels = H9632_QS_CHANNELS+aebi_channels;
+ hdsp->ss_out_channels = H9632_SS_CHANNELS+aebo_channels;
+ hdsp->ds_out_channels = H9632_DS_CHANNELS+aebo_channels;
+ hdsp->qs_out_channels = H9632_QS_CHANNELS+aebo_channels;
+ /* Disable loopback of output channels, as the set function
+ * only sets on a change we fake all bits (channels) as enabled.
+ */
+ hdsp->io_loopback = 0xffffffff;
+ for (i = 0; i < hdsp->max_channels; ++i)
+ hdsp_loopback_set(hdsp, i, false);
+ break;
+
+ case Multiface:
+ hdsp->card_name = "RME Hammerfall DSP + Multiface";
+ hdsp->ss_in_channels = hdsp->ss_out_channels = MULTIFACE_SS_CHANNELS;
+ hdsp->ds_in_channels = hdsp->ds_out_channels = MULTIFACE_DS_CHANNELS;
+ break;
+
+ case RPM:
+ hdsp->card_name = "RME Hammerfall DSP + RPM";
+ hdsp->ss_in_channels = RPM_CHANNELS-1;
+ hdsp->ss_out_channels = RPM_CHANNELS;
+ hdsp->ds_in_channels = RPM_CHANNELS-1;
+ hdsp->ds_out_channels = RPM_CHANNELS;
+ break;
+
+ default:
+ /* should never get here */
+ break;
+ }
+}
+
+static void snd_hdsp_initialize_midi_flush (struct hdsp *hdsp)
+{
+ snd_hdsp_flush_midi_input (hdsp, 0);
+ snd_hdsp_flush_midi_input (hdsp, 1);
+}
+
+static int snd_hdsp_create_alsa_devices(struct snd_card *card, struct hdsp *hdsp)
+{
+ int err;
+
+ err = snd_hdsp_create_pcm(card, hdsp);
+ if (err < 0) {
+ dev_err(card->dev,
+ "Error creating pcm interface\n");
+ return err;
+ }
+
+
+ err = snd_hdsp_create_midi(card, hdsp, 0);
+ if (err < 0) {
+ dev_err(card->dev,
+ "Error creating first midi interface\n");
+ return err;
+ }
+
+ if (hdsp->io_type == Digiface || hdsp->io_type == H9652) {
+ err = snd_hdsp_create_midi(card, hdsp, 1);
+ if (err < 0) {
+ dev_err(card->dev,
+ "Error creating second midi interface\n");
+ return err;
+ }
+ }
+
+ err = snd_hdsp_create_controls(card, hdsp);
+ if (err < 0) {
+ dev_err(card->dev,
+ "Error creating ctl interface\n");
+ return err;
+ }
+
+ snd_hdsp_proc_init(hdsp);
+
+ hdsp->system_sample_rate = -1;
+ hdsp->playback_pid = -1;
+ hdsp->capture_pid = -1;
+ hdsp->capture_substream = NULL;
+ hdsp->playback_substream = NULL;
+
+ err = snd_hdsp_set_defaults(hdsp);
+ if (err < 0) {
+ dev_err(card->dev,
+ "Error setting default values\n");
+ return err;
+ }
+
+ if (!(hdsp->state & HDSP_InitializationComplete)) {
+ strcpy(card->shortname, "Hammerfall DSP");
+ sprintf(card->longname, "%s at 0x%lx, irq %d", hdsp->card_name,
+ hdsp->port, hdsp->irq);
+
+ err = snd_card_register(card);
+ if (err < 0) {
+ dev_err(card->dev,
+ "error registering card\n");
+ return err;
+ }
+ hdsp->state |= HDSP_InitializationComplete;
+ }
+
+ return 0;
+}
+
+/* load firmware via hotplug fw loader */
+static int hdsp_request_fw_loader(struct hdsp *hdsp)
+{
+ const char *fwfile;
+ const struct firmware *fw;
+ int err;
+
+ if (hdsp->io_type == H9652 || hdsp->io_type == H9632)
+ return 0;
+ if (hdsp->io_type == Undefined) {
+ err = hdsp_get_iobox_version(hdsp);
+ if (err < 0)
+ return err;
+ if (hdsp->io_type == H9652 || hdsp->io_type == H9632)
+ return 0;
+ }
+
+ /* caution: max length of firmware filename is 30! */
+ switch (hdsp->io_type) {
+ case RPM:
+ fwfile = "rpm_firmware.bin";
+ break;
+ case Multiface:
+ if (hdsp->firmware_rev == 0xa)
+ fwfile = "multiface_firmware.bin";
+ else
+ fwfile = "multiface_firmware_rev11.bin";
+ break;
+ case Digiface:
+ if (hdsp->firmware_rev == 0xa)
+ fwfile = "digiface_firmware.bin";
+ else
+ fwfile = "digiface_firmware_rev11.bin";
+ break;
+ default:
+ dev_err(hdsp->card->dev,
+ "invalid io_type %d\n", hdsp->io_type);
+ return -EINVAL;
+ }
+
+ if (request_firmware(&fw, fwfile, &hdsp->pci->dev)) {
+ dev_err(hdsp->card->dev,
+ "cannot load firmware %s\n", fwfile);
+ return -ENOENT;
+ }
+ if (fw->size < HDSP_FIRMWARE_SIZE) {
+ dev_err(hdsp->card->dev,
+ "too short firmware size %d (expected %d)\n",
+ (int)fw->size, HDSP_FIRMWARE_SIZE);
+ release_firmware(fw);
+ return -EINVAL;
+ }
+
+ hdsp->firmware = fw;
+
+ hdsp->state |= HDSP_FirmwareCached;
+
+ err = snd_hdsp_load_firmware_from_cache(hdsp);
+ if (err < 0)
+ return err;
+
+ if (!(hdsp->state & HDSP_InitializationComplete)) {
+ err = snd_hdsp_enable_io(hdsp);
+ if (err < 0)
+ return err;
+
+ err = snd_hdsp_create_hwdep(hdsp->card, hdsp);
+ if (err < 0) {
+ dev_err(hdsp->card->dev,
+ "error creating hwdep device\n");
+ return err;
+ }
+ snd_hdsp_initialize_channels(hdsp);
+ snd_hdsp_initialize_midi_flush(hdsp);
+ err = snd_hdsp_create_alsa_devices(hdsp->card, hdsp);
+ if (err < 0) {
+ dev_err(hdsp->card->dev,
+ "error creating alsa devices\n");
+ return err;
+ }
+ }
+ return 0;
+}
+
+static int snd_hdsp_create(struct snd_card *card,
+ struct hdsp *hdsp)
+{
+ struct pci_dev *pci = hdsp->pci;
+ int err;
+ int is_9652 = 0;
+ int is_9632 = 0;
+
+ hdsp->irq = -1;
+ hdsp->state = 0;
+ hdsp->midi[0].rmidi = NULL;
+ hdsp->midi[1].rmidi = NULL;
+ hdsp->midi[0].input = NULL;
+ hdsp->midi[1].input = NULL;
+ hdsp->midi[0].output = NULL;
+ hdsp->midi[1].output = NULL;
+ hdsp->midi[0].pending = 0;
+ hdsp->midi[1].pending = 0;
+ spin_lock_init(&hdsp->midi[0].lock);
+ spin_lock_init(&hdsp->midi[1].lock);
+ hdsp->iobase = NULL;
+ hdsp->control_register = 0;
+ hdsp->control2_register = 0;
+ hdsp->io_type = Undefined;
+ hdsp->max_channels = 26;
+
+ hdsp->card = card;
+
+ spin_lock_init(&hdsp->lock);
+
+ INIT_WORK(&hdsp->midi_work, hdsp_midi_work);
+
+ pci_read_config_word(hdsp->pci, PCI_CLASS_REVISION, &hdsp->firmware_rev);
+ hdsp->firmware_rev &= 0xff;
+
+ /* From Martin Bjoernsen :
+ "It is important that the card's latency timer register in
+ the PCI configuration space is set to a value much larger
+ than 0 by the computer's BIOS or the driver.
+ The windows driver always sets this 8 bit register [...]
+ to its maximum 255 to avoid problems with some computers."
+ */
+ pci_write_config_byte(hdsp->pci, PCI_LATENCY_TIMER, 0xFF);
+
+ strcpy(card->driver, "H-DSP");
+ strcpy(card->mixername, "Xilinx FPGA");
+
+ if (hdsp->firmware_rev < 0xa)
+ return -ENODEV;
+ else if (hdsp->firmware_rev < 0x64)
+ hdsp->card_name = "RME Hammerfall DSP";
+ else if (hdsp->firmware_rev < 0x96) {
+ hdsp->card_name = "RME HDSP 9652";
+ is_9652 = 1;
+ } else {
+ hdsp->card_name = "RME HDSP 9632";
+ hdsp->max_channels = 16;
+ is_9632 = 1;
+ }
+
+ err = pcim_enable_device(pci);
+ if (err < 0)
+ return err;
+
+ pci_set_master(hdsp->pci);
+
+ err = pci_request_regions(pci, "hdsp");
+ if (err < 0)
+ return err;
+ hdsp->port = pci_resource_start(pci, 0);
+ hdsp->iobase = devm_ioremap(&pci->dev, hdsp->port, HDSP_IO_EXTENT);
+ if (!hdsp->iobase) {
+ dev_err(hdsp->card->dev, "unable to remap region 0x%lx-0x%lx\n",
+ hdsp->port, hdsp->port + HDSP_IO_EXTENT - 1);
+ return -EBUSY;
+ }
+
+ if (devm_request_irq(&pci->dev, pci->irq, snd_hdsp_interrupt,
+ IRQF_SHARED, KBUILD_MODNAME, hdsp)) {
+ dev_err(hdsp->card->dev, "unable to use IRQ %d\n", pci->irq);
+ return -EBUSY;
+ }
+
+ hdsp->irq = pci->irq;
+ card->sync_irq = hdsp->irq;
+ hdsp->precise_ptr = 0;
+ hdsp->use_midi_work = 1;
+ hdsp->dds_value = 0;
+
+ err = snd_hdsp_initialize_memory(hdsp);
+ if (err < 0)
+ return err;
+
+ if (!is_9652 && !is_9632) {
+ /* we wait a maximum of 10 seconds to let freshly
+ * inserted cardbus cards do their hardware init */
+ err = hdsp_wait_for_iobox(hdsp, 1000, 10);
+
+ if (err < 0)
+ return err;
+
+ if ((hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DllError) != 0) {
+ err = hdsp_request_fw_loader(hdsp);
+ if (err < 0)
+ /* we don't fail as this can happen
+ if userspace is not ready for
+ firmware upload
+ */
+ dev_err(hdsp->card->dev,
+ "couldn't get firmware from userspace. try using hdsploader\n");
+ else
+ /* init is complete, we return */
+ return 0;
+ /* we defer initialization */
+ dev_info(hdsp->card->dev,
+ "card initialization pending : waiting for firmware\n");
+ err = snd_hdsp_create_hwdep(card, hdsp);
+ if (err < 0)
+ return err;
+ return 0;
+ } else {
+ dev_info(hdsp->card->dev,
+ "Firmware already present, initializing card.\n");
+ if (hdsp_read(hdsp, HDSP_status2Register) & HDSP_version2)
+ hdsp->io_type = RPM;
+ else if (hdsp_read(hdsp, HDSP_status2Register) & HDSP_version1)
+ hdsp->io_type = Multiface;
+ else
+ hdsp->io_type = Digiface;
+ }
+ }
+
+ err = snd_hdsp_enable_io(hdsp);
+ if (err)
+ return err;
+
+ if (is_9652)
+ hdsp->io_type = H9652;
+
+ if (is_9632)
+ hdsp->io_type = H9632;
+
+ err = snd_hdsp_create_hwdep(card, hdsp);
+ if (err < 0)
+ return err;
+
+ snd_hdsp_initialize_channels(hdsp);
+ snd_hdsp_initialize_midi_flush(hdsp);
+
+ hdsp->state |= HDSP_FirmwareLoaded;
+
+ err = snd_hdsp_create_alsa_devices(card, hdsp);
+ if (err < 0)
+ return err;
+
+ return 0;
+}
+
+static void snd_hdsp_card_free(struct snd_card *card)
+{
+ struct hdsp *hdsp = card->private_data;
+
+ if (hdsp->port) {
+ /* stop the audio, and cancel all interrupts */
+ cancel_work_sync(&hdsp->midi_work);
+ hdsp->control_register &= ~(HDSP_Start|HDSP_AudioInterruptEnable|HDSP_Midi0InterruptEnable|HDSP_Midi1InterruptEnable);
+ hdsp_write (hdsp, HDSP_controlRegister, hdsp->control_register);
+ }
+
+ release_firmware(hdsp->firmware);
+ vfree(hdsp->fw_uploaded);
+}
+
+static int snd_hdsp_probe(struct pci_dev *pci,
+ const struct pci_device_id *pci_id)
+{
+ static int dev;
+ struct hdsp *hdsp;
+ struct snd_card *card;
+ int err;
+
+ if (dev >= SNDRV_CARDS)
+ return -ENODEV;
+ if (!enable[dev]) {
+ dev++;
+ return -ENOENT;
+ }
+
+ err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
+ sizeof(struct hdsp), &card);
+ if (err < 0)
+ return err;
+
+ hdsp = card->private_data;
+ card->private_free = snd_hdsp_card_free;
+ hdsp->dev = dev;
+ hdsp->pci = pci;
+ err = snd_hdsp_create(card, hdsp);
+ if (err)
+ goto error;
+
+ strcpy(card->shortname, "Hammerfall DSP");
+ sprintf(card->longname, "%s at 0x%lx, irq %d", hdsp->card_name,
+ hdsp->port, hdsp->irq);
+ err = snd_card_register(card);
+ if (err)
+ goto error;
+ pci_set_drvdata(pci, card);
+ dev++;
+ return 0;
+
+ error:
+ snd_card_free(card);
+ return err;
+}
+
+static struct pci_driver hdsp_driver = {
+ .name = KBUILD_MODNAME,
+ .id_table = snd_hdsp_ids,
+ .probe = snd_hdsp_probe,
+};
+
+module_pci_driver(hdsp_driver);