// 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] = …; /* Index 0-MAX */ static char *id[SNDRV_CARDS] = …; /* ID for this card */ static bool enable[SNDRV_CARDS] = …; /* Enable this card */ module_param_array(…); MODULE_PARM_DESC(…) …; module_param_array(…); MODULE_PARM_DESC(…) …; module_param_array(…); MODULE_PARM_DESC(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …; MODULE_FIRMWARE(…) …; MODULE_FIRMWARE(…) …; MODULE_FIRMWARE(…) …; MODULE_FIRMWARE(…) …; MODULE_FIRMWARE(…) …; #define HDSP_MAX_CHANNELS … #define HDSP_MAX_DS_CHANNELS … #define HDSP_MAX_QS_CHANNELS … #define DIGIFACE_SS_CHANNELS … #define DIGIFACE_DS_CHANNELS … #define MULTIFACE_SS_CHANNELS … #define MULTIFACE_DS_CHANNELS … #define H9652_SS_CHANNELS … #define H9652_DS_CHANNELS … /* This does not include possible Analog Extension Boards AEBs are detected at card initialization */ #define H9632_SS_CHANNELS … #define H9632_DS_CHANNELS … #define H9632_QS_CHANNELS … #define RPM_CHANNELS … /* Write registers. These are defined as byte-offsets from the iobase value. */ #define HDSP_resetPointer … #define HDSP_freqReg … #define HDSP_outputBufferAddress … #define HDSP_inputBufferAddress … #define HDSP_controlRegister … #define HDSP_interruptConfirmation … #define HDSP_outputEnable … #define HDSP_control2Reg … #define HDSP_midiDataOut0 … #define HDSP_midiDataOut1 … #define HDSP_fifoData … #define HDSP_inputEnable … /* Read registers. These are defined as byte-offsets from the iobase value */ #define HDSP_statusRegister … #define HDSP_timecode … #define HDSP_status2Register … #define HDSP_midiDataIn0 … #define HDSP_midiDataIn1 … #define HDSP_midiStatusOut0 … #define HDSP_midiStatusOut1 … #define HDSP_midiStatusIn0 … #define HDSP_midiStatusIn1 … #define HDSP_fifoStatus … /* 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 … #define HDSP_inputPeakLevel … #define HDSP_outputPeakLevel … #define HDSP_playbackRmsLevel … #define HDSP_inputRmsLevel … /* 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 … #define HDSP_9652_rmsBase … /* c.f. the hdsp_9632_meters_t struct */ #define HDSP_9632_metersBase … #define HDSP_IO_EXTENT … /* control2 register bits */ #define HDSP_TMS … #define HDSP_TCK … #define HDSP_TDI … #define HDSP_JTAG … #define HDSP_PWDN … #define HDSP_PROGRAM … #define HDSP_CONFIG_MODE_0 … #define HDSP_CONFIG_MODE_1 … #define HDSP_VERSION_BIT … #define HDSP_BIGENDIAN_MODE … #define HDSP_RD_MULTIPLE … #define HDSP_9652_ENABLE_MIXER … #define HDSP_S200 … #define HDSP_S300 … #define HDSP_CYCLIC_MODE … #define HDSP_TDO … #define HDSP_S_PROGRAM … #define HDSP_S_LOAD … /* Control Register bits */ #define HDSP_Start … #define HDSP_Latency0 … #define HDSP_Latency1 … #define HDSP_Latency2 … #define HDSP_ClockModeMaster … #define HDSP_AudioInterruptEnable … #define HDSP_Frequency0 … #define HDSP_Frequency1 … #define HDSP_DoubleSpeed … #define HDSP_SPDIFProfessional … #define HDSP_SPDIFEmphasis … #define HDSP_SPDIFNonAudio … #define HDSP_SPDIFOpticalOut … #define HDSP_SyncRef2 … #define HDSP_SPDIFInputSelect0 … #define HDSP_SPDIFInputSelect1 … #define HDSP_SyncRef0 … #define HDSP_SyncRef1 … #define HDSP_AnalogExtensionBoard … #define HDSP_XLRBreakoutCable … #define HDSP_Midi0InterruptEnable … #define HDSP_Midi1InterruptEnable … #define HDSP_LineOut … #define HDSP_ADGain0 … #define HDSP_ADGain1 … #define HDSP_DAGain0 … #define HDSP_DAGain1 … #define HDSP_PhoneGain0 … #define HDSP_PhoneGain1 … #define HDSP_QuadSpeed … /* RPM uses some of the registers for special purposes */ #define HDSP_RPM_Inp12 … #define HDSP_RPM_Inp12_Phon_6dB … #define HDSP_RPM_Inp12_Phon_0dB … #define HDSP_RPM_Inp12_Phon_n6dB … #define HDSP_RPM_Inp12_Line_0dB … #define HDSP_RPM_Inp12_Line_n6dB … #define HDSP_RPM_Inp34 … #define HDSP_RPM_Inp34_Phon_6dB … #define HDSP_RPM_Inp34_Phon_0dB … #define HDSP_RPM_Inp34_Phon_n6dB … #define HDSP_RPM_Inp34_Line_0dB … #define HDSP_RPM_Inp34_Line_n6dB … #define HDSP_RPM_Bypass … #define HDSP_RPM_Disconnect … #define HDSP_ADGainMask … #define HDSP_ADGainMinus10dBV … #define HDSP_ADGainPlus4dBu … #define HDSP_ADGainLowGain … #define HDSP_DAGainMask … #define HDSP_DAGainHighGain … #define HDSP_DAGainPlus4dBu … #define HDSP_DAGainMinus10dBV … #define HDSP_PhoneGainMask … #define HDSP_PhoneGain0dB … #define HDSP_PhoneGainMinus6dB … #define HDSP_PhoneGainMinus12dB … #define HDSP_LatencyMask … #define HDSP_FrequencyMask … #define HDSP_SPDIFInputMask … #define HDSP_SPDIFInputADAT1 … #define HDSP_SPDIFInputCoaxial … #define HDSP_SPDIFInputCdrom … #define HDSP_SPDIFInputAES … #define HDSP_SyncRefMask … #define HDSP_SyncRef_ADAT1 … #define HDSP_SyncRef_ADAT2 … #define HDSP_SyncRef_ADAT3 … #define HDSP_SyncRef_SPDIF … #define HDSP_SyncRef_WORD … #define HDSP_SyncRef_ADAT_SYNC … /* Sample Clock Sources */ #define HDSP_CLOCK_SOURCE_AUTOSYNC … #define HDSP_CLOCK_SOURCE_INTERNAL_32KHZ … #define HDSP_CLOCK_SOURCE_INTERNAL_44_1KHZ … #define HDSP_CLOCK_SOURCE_INTERNAL_48KHZ … #define HDSP_CLOCK_SOURCE_INTERNAL_64KHZ … #define HDSP_CLOCK_SOURCE_INTERNAL_88_2KHZ … #define HDSP_CLOCK_SOURCE_INTERNAL_96KHZ … #define HDSP_CLOCK_SOURCE_INTERNAL_128KHZ … #define HDSP_CLOCK_SOURCE_INTERNAL_176_4KHZ … #define HDSP_CLOCK_SOURCE_INTERNAL_192KHZ … /* Preferred sync reference choices - used by "pref_sync_ref" control switch */ #define HDSP_SYNC_FROM_WORD … #define HDSP_SYNC_FROM_SPDIF … #define HDSP_SYNC_FROM_ADAT1 … #define HDSP_SYNC_FROM_ADAT_SYNC … #define HDSP_SYNC_FROM_ADAT2 … #define HDSP_SYNC_FROM_ADAT3 … /* SyncCheck status */ #define HDSP_SYNC_CHECK_NO_LOCK … #define HDSP_SYNC_CHECK_LOCK … #define HDSP_SYNC_CHECK_SYNC … /* AutoSync references - used by "autosync_ref" control switch */ #define HDSP_AUTOSYNC_FROM_WORD … #define HDSP_AUTOSYNC_FROM_ADAT_SYNC … #define HDSP_AUTOSYNC_FROM_SPDIF … #define HDSP_AUTOSYNC_FROM_NONE … #define HDSP_AUTOSYNC_FROM_ADAT1 … #define HDSP_AUTOSYNC_FROM_ADAT2 … #define HDSP_AUTOSYNC_FROM_ADAT3 … /* Possible sources of S/PDIF input */ #define HDSP_SPDIFIN_OPTICAL … #define HDSP_SPDIFIN_COAXIAL … #define HDSP_SPDIFIN_INTERNAL … #define HDSP_SPDIFIN_AES … #define HDSP_Frequency32KHz … #define HDSP_Frequency44_1KHz … #define HDSP_Frequency48KHz … #define HDSP_Frequency64KHz … #define HDSP_Frequency88_2KHz … #define HDSP_Frequency96KHz … /* For H9632 cards */ #define HDSP_Frequency128KHz … #define HDSP_Frequency176_4KHz … #define HDSP_Frequency192KHz … /* 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 … #define hdsp_encode_latency(x) … #define hdsp_decode_latency(x) … #define hdsp_encode_spdif_in(x) … #define hdsp_decode_spdif_in(x) … /* Status Register bits */ #define HDSP_audioIRQPending … #define HDSP_Lock2 … #define HDSP_spdifFrequency3 … #define HDSP_Lock1 … #define HDSP_Lock0 … #define HDSP_SPDIFSync … #define HDSP_TimecodeLock … #define HDSP_BufferPositionMask … #define HDSP_Sync2 … #define HDSP_Sync1 … #define HDSP_Sync0 … #define HDSP_DoubleSpeedStatus … #define HDSP_ConfigError … #define HDSP_DllError … #define HDSP_spdifFrequency0 … #define HDSP_spdifFrequency1 … #define HDSP_spdifFrequency2 … #define HDSP_SPDIFErrorFlag … #define HDSP_BufferID … #define HDSP_TimecodeSync … #define HDSP_AEBO … #define HDSP_AEBI … #define HDSP_midi0IRQPending … #define HDSP_midi1IRQPending … #define HDSP_spdifFrequencyMask … #define HDSP_spdifFrequencyMask_9632 … #define HDSP_spdifFrequency32KHz … #define HDSP_spdifFrequency44_1KHz … #define HDSP_spdifFrequency48KHz … #define HDSP_spdifFrequency64KHz … #define HDSP_spdifFrequency88_2KHz … #define HDSP_spdifFrequency96KHz … /* This is for H9632 cards */ #define HDSP_spdifFrequency128KHz … #define HDSP_spdifFrequency176_4KHz … #define HDSP_spdifFrequency192KHz … /* Status2 Register bits */ #define HDSP_version0 … #define HDSP_version1 … #define HDSP_version2 … #define HDSP_wc_lock … #define HDSP_wc_sync … #define HDSP_inp_freq0 … #define HDSP_inp_freq1 … #define HDSP_inp_freq2 … #define HDSP_SelSyncRef0 … #define HDSP_SelSyncRef1 … #define HDSP_SelSyncRef2 … #define HDSP_wc_valid … #define HDSP_systemFrequencyMask … #define HDSP_systemFrequency32 … #define HDSP_systemFrequency44_1 … #define HDSP_systemFrequency48 … #define HDSP_systemFrequency64 … #define HDSP_systemFrequency88_2 … #define HDSP_systemFrequency96 … /* FIXME : more values for 9632 cards ? */ #define HDSP_SelSyncRefMask … #define HDSP_SelSyncRef_ADAT1 … #define HDSP_SelSyncRef_ADAT2 … #define HDSP_SelSyncRef_ADAT3 … #define HDSP_SelSyncRef_SPDIF … #define HDSP_SelSyncRef_WORD … #define HDSP_SelSyncRef_ADAT_SYNC … /* Card state flags */ #define HDSP_InitializationComplete … #define HDSP_FirmwareLoaded … #define HDSP_FirmwareCached … /* FIFO wait times, defined in terms of 1/10ths of msecs */ #define HDSP_LONG_WAIT … #define HDSP_SHORT_WAIT … #define UNITY_GAIN … #define MINUS_INFINITY_GAIN … /* the size of a substream (1 mono data stream) */ #define HDSP_CHANNEL_BUFFER_SAMPLES … #define HDSP_CHANNEL_BUFFER_BYTES … /* 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 … #define HDSP_DMA_AREA_KILOBYTES … #define HDSP_FIRMWARE_SIZE … struct hdsp_9632_meters { … }; struct hdsp_midi { … }; struct hdsp { … }; /* 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] = …; static const char channel_map_mf_ss[HDSP_MAX_CHANNELS] = …; static const signed char channel_map_ds[HDSP_MAX_CHANNELS] = …; static const signed char channel_map_H9632_ss[HDSP_MAX_CHANNELS] = …; static const signed char channel_map_H9632_ds[HDSP_MAX_CHANNELS] = …; static const signed char channel_map_H9632_qs[HDSP_MAX_CHANNELS] = …; static struct snd_dma_buffer * snd_hammerfall_get_buffer(struct pci_dev *pci, size_t size) { … } static const struct pci_device_id snd_hdsp_ids[] = …; 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) { … } static int hdsp_input_to_output_key (struct hdsp *hdsp, int in, int out) { … } static void hdsp_write(struct hdsp *hdsp, int reg, int val) { … } static unsigned int hdsp_read(struct hdsp *hdsp, int reg) { … } static int hdsp_check_for_iobox (struct hdsp *hdsp) { … } static int hdsp_wait_for_iobox(struct hdsp *hdsp, unsigned int loops, unsigned int delay) { … } static int snd_hdsp_load_firmware_from_cache(struct hdsp *hdsp) { … } static int hdsp_get_iobox_version (struct hdsp *hdsp) { … } static int hdsp_request_fw_loader(struct hdsp *hdsp); static int hdsp_check_for_firmware (struct hdsp *hdsp, int load_on_demand) { … } static int hdsp_fifo_wait(struct hdsp *hdsp, int count, int timeout) { … } static int hdsp_read_gain (struct hdsp *hdsp, unsigned int addr) { … } static int hdsp_write_gain(struct hdsp *hdsp, unsigned int addr, unsigned short data) { … } static int snd_hdsp_use_is_exclusive(struct hdsp *hdsp) { … } static int hdsp_spdif_sample_rate(struct hdsp *hdsp) { … } static int hdsp_external_sample_rate(struct hdsp *hdsp) { … } static void hdsp_compute_period_size(struct hdsp *hdsp) { … } static snd_pcm_uframes_t hdsp_hw_pointer(struct hdsp *hdsp) { … } static void hdsp_reset_hw_pointer(struct hdsp *hdsp) { … } static void hdsp_start_audio(struct hdsp *s) { … } static void hdsp_stop_audio(struct hdsp *s) { … } static void hdsp_silence_playback(struct hdsp *hdsp) { … } static int hdsp_set_interrupt_interval(struct hdsp *s, unsigned int frames) { … } static void hdsp_set_dds_value(struct hdsp *hdsp, int rate) { … } static int hdsp_set_rate(struct hdsp *hdsp, int rate, int called_internally) { … } /*---------------------------------------------------------------------------- MIDI ----------------------------------------------------------------------------*/ static unsigned char snd_hdsp_midi_read_byte (struct hdsp *hdsp, int id) { … } static void snd_hdsp_midi_write_byte (struct hdsp *hdsp, int id, int val) { … } static int snd_hdsp_midi_input_available (struct hdsp *hdsp, int id) { … } static int snd_hdsp_midi_output_possible (struct hdsp *hdsp, int id) { … } static void snd_hdsp_flush_midi_input (struct hdsp *hdsp, int id) { … } static int snd_hdsp_midi_output_write (struct hdsp_midi *hmidi) { … } static int snd_hdsp_midi_input_read (struct hdsp_midi *hmidi) { … } static void snd_hdsp_midi_input_trigger(struct snd_rawmidi_substream *substream, int up) { … } static void snd_hdsp_midi_output_timer(struct timer_list *t) { … } static void snd_hdsp_midi_output_trigger(struct snd_rawmidi_substream *substream, int up) { … } static int snd_hdsp_midi_input_open(struct snd_rawmidi_substream *substream) { … } static int snd_hdsp_midi_output_open(struct snd_rawmidi_substream *substream) { … } static int snd_hdsp_midi_input_close(struct snd_rawmidi_substream *substream) { … } static int snd_hdsp_midi_output_close(struct snd_rawmidi_substream *substream) { … } static const struct snd_rawmidi_ops snd_hdsp_midi_output = …; static const struct snd_rawmidi_ops snd_hdsp_midi_input = …; static int snd_hdsp_create_midi (struct snd_card *card, struct hdsp *hdsp, int id) { … } /*----------------------------------------------------------------------------- Control Interface ----------------------------------------------------------------------------*/ static u32 snd_hdsp_convert_from_aes(struct snd_aes_iec958 *aes) { … } static void snd_hdsp_convert_to_aes(struct snd_aes_iec958 *aes, u32 val) { … } static int snd_hdsp_control_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_control_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_control_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_control_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_control_spdif_stream_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_control_spdif_stream_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_control_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_control_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_SPDIF_IN(xname, xindex) … static unsigned int hdsp_spdif_in(struct hdsp *hdsp) { … } static int hdsp_set_spdif_input(struct hdsp *hdsp, int in) { … } static int snd_hdsp_info_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_TOGGLE_SETTING(xname, xindex) … static int hdsp_toggle_setting(struct hdsp *hdsp, u32 regmask) { … } static int hdsp_set_toggle_setting(struct hdsp *hdsp, u32 regmask, int out) { … } #define snd_hdsp_info_toggle_setting … static int snd_hdsp_get_toggle_setting(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_toggle_setting(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_SPDIF_SAMPLE_RATE(xname, xindex) … static int snd_hdsp_info_spdif_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_spdif_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_SYSTEM_SAMPLE_RATE(xname, xindex) … static int snd_hdsp_info_system_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_system_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_AUTOSYNC_SAMPLE_RATE(xname, xindex) … static int snd_hdsp_info_autosync_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_autosync_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_SYSTEM_CLOCK_MODE(xname, xindex) … static int hdsp_system_clock_mode(struct hdsp *hdsp) { … } static int snd_hdsp_info_system_clock_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_system_clock_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_CLOCK_SOURCE(xname, xindex) … static int hdsp_clock_source(struct hdsp *hdsp) { … } static int hdsp_set_clock_source(struct hdsp *hdsp, int mode) { … } static int snd_hdsp_info_clock_source(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_clock_source(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_clock_source(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define snd_hdsp_info_clock_source_lock … static int snd_hdsp_get_clock_source_lock(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_clock_source_lock(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_DA_GAIN(xname, xindex) … static int hdsp_da_gain(struct hdsp *hdsp) { … } static int hdsp_set_da_gain(struct hdsp *hdsp, int mode) { … } static int snd_hdsp_info_da_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_da_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_da_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_AD_GAIN(xname, xindex) … static int hdsp_ad_gain(struct hdsp *hdsp) { … } static int hdsp_set_ad_gain(struct hdsp *hdsp, int mode) { … } static int snd_hdsp_info_ad_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_ad_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_ad_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_PHONE_GAIN(xname, xindex) … static int hdsp_phone_gain(struct hdsp *hdsp) { … } static int hdsp_set_phone_gain(struct hdsp *hdsp, int mode) { … } static int snd_hdsp_info_phone_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_phone_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_phone_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_PREF_SYNC_REF(xname, xindex) … static int hdsp_pref_sync_ref(struct hdsp *hdsp) { … } static int hdsp_set_pref_sync_ref(struct hdsp *hdsp, int pref) { … } static int snd_hdsp_info_pref_sync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_pref_sync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_pref_sync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_AUTOSYNC_REF(xname, xindex) … static int hdsp_autosync_ref(struct hdsp *hdsp) { … } static int snd_hdsp_info_autosync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_autosync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_PRECISE_POINTER(xname, xindex) … static int hdsp_set_precise_pointer(struct hdsp *hdsp, int precise) { … } #define snd_hdsp_info_precise_pointer … static int snd_hdsp_get_precise_pointer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_precise_pointer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_USE_MIDI_WORK(xname, xindex) … static int hdsp_set_use_midi_work(struct hdsp *hdsp, int use_work) { … } #define snd_hdsp_info_use_midi_work … static int snd_hdsp_get_use_midi_work(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_use_midi_work(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_MIXER(xname, xindex) … static int snd_hdsp_info_mixer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_mixer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_mixer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_WC_SYNC_CHECK(xname, xindex) … static int snd_hdsp_info_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int hdsp_wc_sync_check(struct hdsp *hdsp) { … } static int snd_hdsp_get_wc_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_SPDIF_SYNC_CHECK(xname, xindex) … static int hdsp_spdif_sync_check(struct hdsp *hdsp) { … } static int snd_hdsp_get_spdif_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_ADATSYNC_SYNC_CHECK(xname, xindex) … static int hdsp_adatsync_sync_check(struct hdsp *hdsp) { … } static int snd_hdsp_get_adatsync_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_ADAT_SYNC_CHECK … static int hdsp_adat_sync_check(struct hdsp *hdsp, int idx) { … } static int snd_hdsp_get_adat_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define HDSP_DDS_OFFSET(xname, xindex) … static int hdsp_dds_offset(struct hdsp *hdsp) { … } static int hdsp_set_dds_offset(struct hdsp *hdsp, int offset_hz) { … } static int snd_hdsp_info_dds_offset(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int snd_hdsp_get_dds_offset(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_put_dds_offset(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static const struct snd_kcontrol_new snd_hdsp_9632_controls[] = …; static const struct snd_kcontrol_new snd_hdsp_controls[] = …; static int hdsp_rpm_input12(struct hdsp *hdsp) { … } static int snd_hdsp_get_rpm_input12(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int hdsp_set_rpm_input12(struct hdsp *hdsp, int mode) { … } static int snd_hdsp_put_rpm_input12(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_info_rpm_input(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int hdsp_rpm_input34(struct hdsp *hdsp) { … } static int snd_hdsp_get_rpm_input34(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int hdsp_set_rpm_input34(struct hdsp *hdsp, int mode) { … } static int snd_hdsp_put_rpm_input34(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } /* RPM Bypass switch */ static int hdsp_rpm_bypass(struct hdsp *hdsp) { … } static int snd_hdsp_get_rpm_bypass(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int hdsp_set_rpm_bypass(struct hdsp *hdsp, int on) { … } static int snd_hdsp_put_rpm_bypass(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_info_rpm_bypass(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } /* RPM Disconnect switch */ static int hdsp_rpm_disconnect(struct hdsp *hdsp) { … } static int snd_hdsp_get_rpm_disconnect(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int hdsp_set_rpm_disconnect(struct hdsp *hdsp, int on) { … } static int snd_hdsp_put_rpm_disconnect(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int snd_hdsp_info_rpm_disconnect(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static const struct snd_kcontrol_new snd_hdsp_rpm_controls[] = …; static const struct snd_kcontrol_new snd_hdsp_96xx_aeb = …; static struct snd_kcontrol_new snd_hdsp_adat_sync_check = …; static bool hdsp_loopback_get(struct hdsp *const hdsp, const u8 channel) { … } static int hdsp_loopback_set(struct hdsp *const hdsp, const u8 channel, const bool enable) { … } static int snd_hdsp_loopback_get(struct snd_kcontrol *const kcontrol, struct snd_ctl_elem_value *const ucontrol) { … } static int snd_hdsp_loopback_put(struct snd_kcontrol *const kcontrol, struct snd_ctl_elem_value *const ucontrol) { … } static struct snd_kcontrol_new snd_hdsp_loopback_control = …; static int snd_hdsp_create_controls(struct snd_card *card, struct hdsp *hdsp) { … } /*------------------------------------------------------------ /proc interface ------------------------------------------------------------*/ static void snd_hdsp_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) { … } static void snd_hdsp_proc_init(struct hdsp *hdsp) { … } static int snd_hdsp_initialize_memory(struct hdsp *hdsp) { … } static int snd_hdsp_set_defaults(struct hdsp *hdsp) { … } static void hdsp_midi_work(struct work_struct *work) { … } static irqreturn_t snd_hdsp_interrupt(int irq, void *dev_id) { … } static snd_pcm_uframes_t snd_hdsp_hw_pointer(struct snd_pcm_substream *substream) { … } static signed char *hdsp_channel_buffer_location(struct hdsp *hdsp, int stream, int channel) { … } static int snd_hdsp_playback_copy(struct snd_pcm_substream *substream, int channel, unsigned long pos, struct iov_iter *src, unsigned long count) { … } static int snd_hdsp_capture_copy(struct snd_pcm_substream *substream, int channel, unsigned long pos, struct iov_iter *dst, unsigned long count) { … } static int snd_hdsp_hw_silence(struct snd_pcm_substream *substream, int channel, unsigned long pos, unsigned long count) { … } static int snd_hdsp_reset(struct snd_pcm_substream *substream) { … } static int snd_hdsp_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { … } static int snd_hdsp_channel_info(struct snd_pcm_substream *substream, struct snd_pcm_channel_info *info) { … } static int snd_hdsp_ioctl(struct snd_pcm_substream *substream, unsigned int cmd, void *arg) { … } static int snd_hdsp_trigger(struct snd_pcm_substream *substream, int cmd) { … } static int snd_hdsp_prepare(struct snd_pcm_substream *substream) { … } static const struct snd_pcm_hardware snd_hdsp_playback_subinfo = …; static const struct snd_pcm_hardware snd_hdsp_capture_subinfo = …; static const unsigned int hdsp_period_sizes[] = …; static const struct snd_pcm_hw_constraint_list hdsp_hw_constraints_period_sizes = …; static const unsigned int hdsp_9632_sample_rates[] = …; static const struct snd_pcm_hw_constraint_list hdsp_hw_constraints_9632_sample_rates = …; static int snd_hdsp_hw_rule_in_channels(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule) { … } static int snd_hdsp_hw_rule_out_channels(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule) { … } static int snd_hdsp_hw_rule_in_channels_rate(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule) { … } static int snd_hdsp_hw_rule_out_channels_rate(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule) { … } static int snd_hdsp_hw_rule_rate_out_channels(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule) { … } static int snd_hdsp_hw_rule_rate_in_channels(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule) { … } static int snd_hdsp_playback_open(struct snd_pcm_substream *substream) { … } static int snd_hdsp_playback_release(struct snd_pcm_substream *substream) { … } static int snd_hdsp_capture_open(struct snd_pcm_substream *substream) { … } static int snd_hdsp_capture_release(struct snd_pcm_substream *substream) { … } /* helper functions for copying meter values */ static inline int copy_u32_le(void __user *dest, void __iomem *src) { … } static inline int copy_u64_le(void __user *dest, void __iomem *src_low, void __iomem *src_high) { … } static inline int copy_u48_le(void __user *dest, void __iomem *src_low, void __iomem *src_high) { … } static int hdsp_9652_get_peak(struct hdsp *hdsp, struct hdsp_peak_rms __user *peak_rms) { … } static int hdsp_9632_get_peak(struct hdsp *hdsp, struct hdsp_peak_rms __user *peak_rms) { … } static int hdsp_get_peak(struct hdsp *hdsp, struct hdsp_peak_rms __user *peak_rms) { … } static int snd_hdsp_hwdep_ioctl(struct snd_hwdep *hw, struct file *file, unsigned int cmd, unsigned long arg) { … } static const struct snd_pcm_ops snd_hdsp_playback_ops = …; static const struct snd_pcm_ops snd_hdsp_capture_ops = …; static int snd_hdsp_create_hwdep(struct snd_card *card, struct hdsp *hdsp) { … } static int snd_hdsp_create_pcm(struct snd_card *card, struct hdsp *hdsp) { … } static void snd_hdsp_9652_enable_mixer (struct hdsp *hdsp) { … } static int snd_hdsp_enable_io (struct hdsp *hdsp) { … } static void snd_hdsp_initialize_channels(struct hdsp *hdsp) { … } static void snd_hdsp_initialize_midi_flush (struct hdsp *hdsp) { … } static int snd_hdsp_create_alsa_devices(struct snd_card *card, struct hdsp *hdsp) { … } /* load firmware via hotplug fw loader */ static int hdsp_request_fw_loader(struct hdsp *hdsp) { … } static int snd_hdsp_create(struct snd_card *card, struct hdsp *hdsp) { … } static void snd_hdsp_card_free(struct snd_card *card) { … } static int snd_hdsp_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { … } static struct pci_driver hdsp_driver = …; module_pci_driver(…) …;
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