| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Jaroslav Kysela | 15713 | 87.69% | 36 | 21.43% |
| Takashi Iwai | 1163 | 6.49% | 25 | 14.88% |
| Linus Torvalds (pre-git) | 801 | 4.47% | 75 | 44.64% |
| Dmitry Torokhov | 85 | 0.47% | 1 | 0.60% |
| Linus Torvalds | 43 | 0.24% | 9 | 5.36% |
| Joe Perches | 19 | 0.11% | 1 | 0.60% |
| Pierre Ossman | 18 | 0.10% | 1 | 0.60% |
| Bhumika Goyal | 16 | 0.09% | 2 | 1.19% |
| Lars-Peter Clausen | 9 | 0.05% | 1 | 0.60% |
| David S. Miller | 8 | 0.04% | 1 | 0.60% |
| Clemens Ladisch | 8 | 0.04% | 1 | 0.60% |
| Julia Lawall | 6 | 0.03% | 1 | 0.60% |
| Yang Hongyang | 4 | 0.02% | 1 | 0.60% |
| Arnaldo Carvalho de Melo | 3 | 0.02% | 1 | 0.60% |
| Quentin Lambert | 3 | 0.02% | 1 | 0.60% |
| Thomas Gleixner | 3 | 0.02% | 2 | 1.19% |
| Tobias Klauser | 3 | 0.02% | 1 | 0.60% |
| Russell King | 3 | 0.02% | 1 | 0.60% |
| Paul Gortmaker | 3 | 0.02% | 1 | 0.60% |
| Arvind Yadav | 2 | 0.01% | 1 | 0.60% |
| Nishanth Aravamudan | 2 | 0.01% | 2 | 1.19% |
| Jesper Juhl | 1 | 0.01% | 1 | 0.60% |
| Uwe Kleine-König | 1 | 0.01% | 1 | 0.60% |
| Fabian Frederick | 1 | 0.01% | 1 | 0.60% |
| Total | 17918 | 168 |
// SPDX-License-Identifier: GPL-2.0-or-later /* * Maintained by Jaroslav Kysela <perex@perex.cz> * Originated by audio@tridentmicro.com * Fri Feb 19 15:55:28 MST 1999 * Routines for control of Trident 4DWave (DX and NX) chip * * BUGS: * * TODO: * --- * * SiS7018 S/PDIF support by Thomas Winischhofer <thomas@winischhofer.net> */ #include <linux/delay.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/pci.h> #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/gameport.h> #include <linux/dma-mapping.h> #include <linux/export.h> #include <linux/io.h> #include <sound/core.h> #include <sound/info.h> #include <sound/control.h> #include <sound/tlv.h> #include "trident.h" #include <sound/asoundef.h> static int snd_trident_pcm_mixer_build(struct snd_trident *trident, struct snd_trident_voice * voice, struct snd_pcm_substream *substream); static int snd_trident_pcm_mixer_free(struct snd_trident *trident, struct snd_trident_voice * voice, struct snd_pcm_substream *substream); static irqreturn_t snd_trident_interrupt(int irq, void *dev_id); static int snd_trident_sis_reset(struct snd_trident *trident); static void snd_trident_clear_voices(struct snd_trident * trident, unsigned short v_min, unsigned short v_max); static void snd_trident_free(struct snd_card *card); /* * common I/O routines */ #if 0 static void snd_trident_print_voice_regs(struct snd_trident *trident, int voice) { unsigned int val, tmp; dev_dbg(trident->card->dev, "Trident voice %i:\n", voice); outb(voice, TRID_REG(trident, T4D_LFO_GC_CIR)); val = inl(TRID_REG(trident, CH_LBA)); dev_dbg(trident->card->dev, "LBA: 0x%x\n", val); val = inl(TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC)); dev_dbg(trident->card->dev, "GVSel: %i\n", val >> 31); dev_dbg(trident->card->dev, "Pan: 0x%x\n", (val >> 24) & 0x7f); dev_dbg(trident->card->dev, "Vol: 0x%x\n", (val >> 16) & 0xff); dev_dbg(trident->card->dev, "CTRL: 0x%x\n", (val >> 12) & 0x0f); dev_dbg(trident->card->dev, "EC: 0x%x\n", val & 0x0fff); if (trident->device != TRIDENT_DEVICE_ID_NX) { val = inl(TRID_REG(trident, CH_DX_CSO_ALPHA_FMS)); dev_dbg(trident->card->dev, "CSO: 0x%x\n", val >> 16); dev_dbg(trident->card->dev, "Alpha: 0x%x\n", (val >> 4) & 0x0fff); dev_dbg(trident->card->dev, "FMS: 0x%x\n", val & 0x0f); val = inl(TRID_REG(trident, CH_DX_ESO_DELTA)); dev_dbg(trident->card->dev, "ESO: 0x%x\n", val >> 16); dev_dbg(trident->card->dev, "Delta: 0x%x\n", val & 0xffff); val = inl(TRID_REG(trident, CH_DX_FMC_RVOL_CVOL)); } else { // TRIDENT_DEVICE_ID_NX val = inl(TRID_REG(trident, CH_NX_DELTA_CSO)); tmp = (val >> 24) & 0xff; dev_dbg(trident->card->dev, "CSO: 0x%x\n", val & 0x00ffffff); val = inl(TRID_REG(trident, CH_NX_DELTA_ESO)); tmp |= (val >> 16) & 0xff00; dev_dbg(trident->card->dev, "Delta: 0x%x\n", tmp); dev_dbg(trident->card->dev, "ESO: 0x%x\n", val & 0x00ffffff); val = inl(TRID_REG(trident, CH_NX_ALPHA_FMS_FMC_RVOL_CVOL)); dev_dbg(trident->card->dev, "Alpha: 0x%x\n", val >> 20); dev_dbg(trident->card->dev, "FMS: 0x%x\n", (val >> 16) & 0x0f); } dev_dbg(trident->card->dev, "FMC: 0x%x\n", (val >> 14) & 3); dev_dbg(trident->card->dev, "RVol: 0x%x\n", (val >> 7) & 0x7f); dev_dbg(trident->card->dev, "CVol: 0x%x\n", val & 0x7f); } #endif /*--------------------------------------------------------------------------- unsigned short snd_trident_codec_read(struct snd_ac97 *ac97, unsigned short reg) Description: This routine will do all of the reading from the external CODEC (AC97). Parameters: ac97 - ac97 codec structure reg - CODEC register index, from AC97 Hal. returns: 16 bit value read from the AC97. ---------------------------------------------------------------------------*/ static unsigned short snd_trident_codec_read(struct snd_ac97 *ac97, unsigned short reg) { unsigned int data = 0, treg; unsigned short count = 0xffff; unsigned long flags; struct snd_trident *trident = ac97->private_data; spin_lock_irqsave(&trident->reg_lock, flags); if (trident->device == TRIDENT_DEVICE_ID_DX) { data = (DX_AC97_BUSY_READ | (reg & 0x000000ff)); outl(data, TRID_REG(trident, DX_ACR1_AC97_R)); do { data = inl(TRID_REG(trident, DX_ACR1_AC97_R)); if ((data & DX_AC97_BUSY_READ) == 0) break; } while (--count); } else if (trident->device == TRIDENT_DEVICE_ID_NX) { data = (NX_AC97_BUSY_READ | (reg & 0x000000ff)); treg = ac97->num == 0 ? NX_ACR2_AC97_R_PRIMARY : NX_ACR3_AC97_R_SECONDARY; outl(data, TRID_REG(trident, treg)); do { data = inl(TRID_REG(trident, treg)); if ((data & 0x00000C00) == 0) break; } while (--count); } else if (trident->device == TRIDENT_DEVICE_ID_SI7018) { data = SI_AC97_BUSY_READ | SI_AC97_AUDIO_BUSY | (reg & 0x000000ff); if (ac97->num == 1) data |= SI_AC97_SECONDARY; outl(data, TRID_REG(trident, SI_AC97_READ)); do { data = inl(TRID_REG(trident, SI_AC97_READ)); if ((data & (SI_AC97_BUSY_READ)) == 0) break; } while (--count); } if (count == 0 && !trident->ac97_detect) { dev_err(trident->card->dev, "ac97 codec read TIMEOUT [0x%x/0x%x]!!!\n", reg, data); data = 0; } spin_unlock_irqrestore(&trident->reg_lock, flags); return ((unsigned short) (data >> 16)); } /*--------------------------------------------------------------------------- void snd_trident_codec_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short wdata) Description: This routine will do all of the writing to the external CODEC (AC97). Parameters: ac97 - ac97 codec structure reg - CODEC register index, from AC97 Hal. data - Lower 16 bits are the data to write to CODEC. returns: TRUE if everything went ok, else FALSE. ---------------------------------------------------------------------------*/ static void snd_trident_codec_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short wdata) { unsigned int address, data; unsigned short count = 0xffff; unsigned long flags; struct snd_trident *trident = ac97->private_data; data = ((unsigned long) wdata) << 16; spin_lock_irqsave(&trident->reg_lock, flags); if (trident->device == TRIDENT_DEVICE_ID_DX) { address = DX_ACR0_AC97_W; /* read AC-97 write register status */ do { if ((inw(TRID_REG(trident, address)) & DX_AC97_BUSY_WRITE) == 0) break; } while (--count); data |= (DX_AC97_BUSY_WRITE | (reg & 0x000000ff)); } else if (trident->device == TRIDENT_DEVICE_ID_NX) { address = NX_ACR1_AC97_W; /* read AC-97 write register status */ do { if ((inw(TRID_REG(trident, address)) & NX_AC97_BUSY_WRITE) == 0) break; } while (--count); data |= (NX_AC97_BUSY_WRITE | (ac97->num << 8) | (reg & 0x000000ff)); } else if (trident->device == TRIDENT_DEVICE_ID_SI7018) { address = SI_AC97_WRITE; /* read AC-97 write register status */ do { if ((inw(TRID_REG(trident, address)) & (SI_AC97_BUSY_WRITE)) == 0) break; } while (--count); data |= SI_AC97_BUSY_WRITE | SI_AC97_AUDIO_BUSY | (reg & 0x000000ff); if (ac97->num == 1) data |= SI_AC97_SECONDARY; } else { address = 0; /* keep GCC happy */ count = 0; /* return */ } if (count == 0) { spin_unlock_irqrestore(&trident->reg_lock, flags); return; } outl(data, TRID_REG(trident, address)); spin_unlock_irqrestore(&trident->reg_lock, flags); } /*--------------------------------------------------------------------------- void snd_trident_enable_eso(struct snd_trident *trident) Description: This routine will enable end of loop interrupts. End of loop interrupts will occur when a running channel reaches ESO. Also enables middle of loop interrupts. Parameters: trident - pointer to target device class for 4DWave. ---------------------------------------------------------------------------*/ static void snd_trident_enable_eso(struct snd_trident * trident) { unsigned int val; val = inl(TRID_REG(trident, T4D_LFO_GC_CIR)); val |= ENDLP_IE; val |= MIDLP_IE; if (trident->device == TRIDENT_DEVICE_ID_SI7018) val |= BANK_B_EN; outl(val, TRID_REG(trident, T4D_LFO_GC_CIR)); } /*--------------------------------------------------------------------------- void snd_trident_disable_eso(struct snd_trident *trident) Description: This routine will disable end of loop interrupts. End of loop interrupts will occur when a running channel reaches ESO. Also disables middle of loop interrupts. Parameters: trident - pointer to target device class for 4DWave. returns: TRUE if everything went ok, else FALSE. ---------------------------------------------------------------------------*/ static void snd_trident_disable_eso(struct snd_trident * trident) { unsigned int tmp; tmp = inl(TRID_REG(trident, T4D_LFO_GC_CIR)); tmp &= ~ENDLP_IE; tmp &= ~MIDLP_IE; outl(tmp, TRID_REG(trident, T4D_LFO_GC_CIR)); } /*--------------------------------------------------------------------------- void snd_trident_start_voice(struct snd_trident * trident, unsigned int voice) Description: Start a voice, any channel 0 thru 63. This routine automatically handles the fact that there are more than 32 channels available. Parameters : voice - Voice number 0 thru n. trident - pointer to target device class for 4DWave. Return Value: None. ---------------------------------------------------------------------------*/ void snd_trident_start_voice(struct snd_trident * trident, unsigned int voice) { unsigned int mask = 1 << (voice & 0x1f); unsigned int reg = (voice & 0x20) ? T4D_START_B : T4D_START_A; outl(mask, TRID_REG(trident, reg)); } EXPORT_SYMBOL(snd_trident_start_voice); /*--------------------------------------------------------------------------- void snd_trident_stop_voice(struct snd_trident * trident, unsigned int voice) Description: Stop a voice, any channel 0 thru 63. This routine automatically handles the fact that there are more than 32 channels available. Parameters : voice - Voice number 0 thru n. trident - pointer to target device class for 4DWave. Return Value: None. ---------------------------------------------------------------------------*/ void snd_trident_stop_voice(struct snd_trident * trident, unsigned int voice) { unsigned int mask = 1 << (voice & 0x1f); unsigned int reg = (voice & 0x20) ? T4D_STOP_B : T4D_STOP_A; outl(mask, TRID_REG(trident, reg)); } EXPORT_SYMBOL(snd_trident_stop_voice); /*--------------------------------------------------------------------------- int snd_trident_allocate_pcm_channel(struct snd_trident *trident) Description: Allocate hardware channel in Bank B (32-63). Parameters : trident - pointer to target device class for 4DWave. Return Value: hardware channel - 32-63 or -1 when no channel is available ---------------------------------------------------------------------------*/ static int snd_trident_allocate_pcm_channel(struct snd_trident * trident) { int idx; if (trident->ChanPCMcnt >= trident->ChanPCM) return -1; for (idx = 31; idx >= 0; idx--) { if (!(trident->ChanMap[T4D_BANK_B] & (1 << idx))) { trident->ChanMap[T4D_BANK_B] |= 1 << idx; trident->ChanPCMcnt++; return idx + 32; } } return -1; } /*--------------------------------------------------------------------------- void snd_trident_free_pcm_channel(int channel) Description: Free hardware channel in Bank B (32-63) Parameters : trident - pointer to target device class for 4DWave. channel - hardware channel number 0-63 Return Value: none ---------------------------------------------------------------------------*/ static void snd_trident_free_pcm_channel(struct snd_trident *trident, int channel) { if (channel < 32 || channel > 63) return; channel &= 0x1f; if (trident->ChanMap[T4D_BANK_B] & (1 << channel)) { trident->ChanMap[T4D_BANK_B] &= ~(1 << channel); trident->ChanPCMcnt--; } } /*--------------------------------------------------------------------------- unsigned int snd_trident_allocate_synth_channel(void) Description: Allocate hardware channel in Bank A (0-31). Parameters : trident - pointer to target device class for 4DWave. Return Value: hardware channel - 0-31 or -1 when no channel is available ---------------------------------------------------------------------------*/ static int snd_trident_allocate_synth_channel(struct snd_trident * trident) { int idx; for (idx = 31; idx >= 0; idx--) { if (!(trident->ChanMap[T4D_BANK_A] & (1 << idx))) { trident->ChanMap[T4D_BANK_A] |= 1 << idx; trident->synth.ChanSynthCount++; return idx; } } return -1; } /*--------------------------------------------------------------------------- void snd_trident_free_synth_channel( int channel ) Description: Free hardware channel in Bank B (0-31). Parameters : trident - pointer to target device class for 4DWave. channel - hardware channel number 0-63 Return Value: none ---------------------------------------------------------------------------*/ static void snd_trident_free_synth_channel(struct snd_trident *trident, int channel) { if (channel < 0 || channel > 31) return; channel &= 0x1f; if (trident->ChanMap[T4D_BANK_A] & (1 << channel)) { trident->ChanMap[T4D_BANK_A] &= ~(1 << channel); trident->synth.ChanSynthCount--; } } /*--------------------------------------------------------------------------- snd_trident_write_voice_regs Description: This routine will complete and write the 5 hardware channel registers to hardware. Parameters: trident - pointer to target device class for 4DWave. voice - synthesizer voice structure Each register field. ---------------------------------------------------------------------------*/ void snd_trident_write_voice_regs(struct snd_trident * trident, struct snd_trident_voice * voice) { unsigned int FmcRvolCvol; unsigned int regs[5]; regs[1] = voice->LBA; regs[4] = (voice->GVSel << 31) | ((voice->Pan & 0x0000007f) << 24) | ((voice->CTRL & 0x0000000f) << 12); FmcRvolCvol = ((voice->FMC & 3) << 14) | ((voice->RVol & 0x7f) << 7) | (voice->CVol & 0x7f); switch (trident->device) { case TRIDENT_DEVICE_ID_SI7018: regs[4] |= voice->number > 31 ? (voice->Vol & 0x000003ff) : ((voice->Vol & 0x00003fc) << (16-2)) | (voice->EC & 0x00000fff); regs[0] = (voice->CSO << 16) | ((voice->Alpha & 0x00000fff) << 4) | (voice->FMS & 0x0000000f); regs[2] = (voice->ESO << 16) | (voice->Delta & 0x0ffff); regs[3] = (voice->Attribute << 16) | FmcRvolCvol; break; case TRIDENT_DEVICE_ID_DX: regs[4] |= ((voice->Vol & 0x000003fc) << (16-2)) | (voice->EC & 0x00000fff); regs[0] = (voice->CSO << 16) | ((voice->Alpha & 0x00000fff) << 4) | (voice->FMS & 0x0000000f); regs[2] = (voice->ESO << 16) | (voice->Delta & 0x0ffff); regs[3] = FmcRvolCvol; break; case TRIDENT_DEVICE_ID_NX: regs[4] |= ((voice->Vol & 0x000003fc) << (16-2)) | (voice->EC & 0x00000fff); regs[0] = (voice->Delta << 24) | (voice->CSO & 0x00ffffff); regs[2] = ((voice->Delta << 16) & 0xff000000) | (voice->ESO & 0x00ffffff); regs[3] = (voice->Alpha << 20) | ((voice->FMS & 0x0000000f) << 16) | FmcRvolCvol; break; default: snd_BUG(); return; } outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR)); outl(regs[0], TRID_REG(trident, CH_START + 0)); outl(regs[1], TRID_REG(trident, CH_START + 4)); outl(regs[2], TRID_REG(trident, CH_START + 8)); outl(regs[3], TRID_REG(trident, CH_START + 12)); outl(regs[4], TRID_REG(trident, CH_START + 16)); #if 0 dev_dbg(trident->card->dev, "written %i channel:\n", voice->number); dev_dbg(trident->card->dev, " regs[0] = 0x%x/0x%x\n", regs[0], inl(TRID_REG(trident, CH_START + 0))); dev_dbg(trident->card->dev, " regs[1] = 0x%x/0x%x\n", regs[1], inl(TRID_REG(trident, CH_START + 4))); dev_dbg(trident->card->dev, " regs[2] = 0x%x/0x%x\n", regs[2], inl(TRID_REG(trident, CH_START + 8))); dev_dbg(trident->card->dev, " regs[3] = 0x%x/0x%x\n", regs[3], inl(TRID_REG(trident, CH_START + 12))); dev_dbg(trident->card->dev, " regs[4] = 0x%x/0x%x\n", regs[4], inl(TRID_REG(trident, CH_START + 16))); #endif } EXPORT_SYMBOL(snd_trident_write_voice_regs); /*--------------------------------------------------------------------------- snd_trident_write_cso_reg Description: This routine will write the new CSO offset register to hardware. Parameters: trident - pointer to target device class for 4DWave. voice - synthesizer voice structure CSO - new CSO value ---------------------------------------------------------------------------*/ static void snd_trident_write_cso_reg(struct snd_trident * trident, struct snd_trident_voice * voice, unsigned int CSO) { voice->CSO = CSO; outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR)); if (trident->device != TRIDENT_DEVICE_ID_NX) { outw(voice->CSO, TRID_REG(trident, CH_DX_CSO_ALPHA_FMS) + 2); } else { outl((voice->Delta << 24) | (voice->CSO & 0x00ffffff), TRID_REG(trident, CH_NX_DELTA_CSO)); } } /*--------------------------------------------------------------------------- snd_trident_write_eso_reg Description: This routine will write the new ESO offset register to hardware. Parameters: trident - pointer to target device class for 4DWave. voice - synthesizer voice structure ESO - new ESO value ---------------------------------------------------------------------------*/ static void snd_trident_write_eso_reg(struct snd_trident * trident, struct snd_trident_voice * voice, unsigned int ESO) { voice->ESO = ESO; outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR)); if (trident->device != TRIDENT_DEVICE_ID_NX) { outw(voice->ESO, TRID_REG(trident, CH_DX_ESO_DELTA) + 2); } else { outl(((voice->Delta << 16) & 0xff000000) | (voice->ESO & 0x00ffffff), TRID_REG(trident, CH_NX_DELTA_ESO)); } } /*--------------------------------------------------------------------------- snd_trident_write_vol_reg Description: This routine will write the new voice volume register to hardware. Parameters: trident - pointer to target device class for 4DWave. voice - synthesizer voice structure Vol - new voice volume ---------------------------------------------------------------------------*/ static void snd_trident_write_vol_reg(struct snd_trident * trident, struct snd_trident_voice * voice, unsigned int Vol) { voice->Vol = Vol; outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR)); switch (trident->device) { case TRIDENT_DEVICE_ID_DX: case TRIDENT_DEVICE_ID_NX: outb(voice->Vol >> 2, TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC + 2)); break; case TRIDENT_DEVICE_ID_SI7018: /* dev_dbg(trident->card->dev, "voice->Vol = 0x%x\n", voice->Vol); */ outw((voice->CTRL << 12) | voice->Vol, TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC)); break; } } /*--------------------------------------------------------------------------- snd_trident_write_pan_reg Description: This routine will write the new voice pan register to hardware. Parameters: trident - pointer to target device class for 4DWave. voice - synthesizer voice structure Pan - new pan value ---------------------------------------------------------------------------*/ static void snd_trident_write_pan_reg(struct snd_trident * trident, struct snd_trident_voice * voice, unsigned int Pan) { voice->Pan = Pan; outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR)); outb(((voice->GVSel & 0x01) << 7) | (voice->Pan & 0x7f), TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC + 3)); } /*--------------------------------------------------------------------------- snd_trident_write_rvol_reg Description: This routine will write the new reverb volume register to hardware. Parameters: trident - pointer to target device class for 4DWave. voice - synthesizer voice structure RVol - new reverb volume ---------------------------------------------------------------------------*/ static void snd_trident_write_rvol_reg(struct snd_trident * trident, struct snd_trident_voice * voice, unsigned int RVol) { voice->RVol = RVol; outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR)); outw(((voice->FMC & 0x0003) << 14) | ((voice->RVol & 0x007f) << 7) | (voice->CVol & 0x007f), TRID_REG(trident, trident->device == TRIDENT_DEVICE_ID_NX ? CH_NX_ALPHA_FMS_FMC_RVOL_CVOL : CH_DX_FMC_RVOL_CVOL)); } /*--------------------------------------------------------------------------- snd_trident_write_cvol_reg Description: This routine will write the new chorus volume register to hardware. Parameters: trident - pointer to target device class for 4DWave. voice - synthesizer voice structure CVol - new chorus volume ---------------------------------------------------------------------------*/ static void snd_trident_write_cvol_reg(struct snd_trident * trident, struct snd_trident_voice * voice, unsigned int CVol) { voice->CVol = CVol; outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR)); outw(((voice->FMC & 0x0003) << 14) | ((voice->RVol & 0x007f) << 7) | (voice->CVol & 0x007f), TRID_REG(trident, trident->device == TRIDENT_DEVICE_ID_NX ? CH_NX_ALPHA_FMS_FMC_RVOL_CVOL : CH_DX_FMC_RVOL_CVOL)); } /*--------------------------------------------------------------------------- snd_trident_convert_rate Description: This routine converts rate in HZ to hardware delta value. Parameters: trident - pointer to target device class for 4DWave. rate - Real or Virtual channel number. Returns: Delta value. ---------------------------------------------------------------------------*/ static unsigned int snd_trident_convert_rate(unsigned int rate) { unsigned int delta; // We special case 44100 and 8000 since rounding with the equation // does not give us an accurate enough value. For 11025 and 22050 // the equation gives us the best answer. All other frequencies will // also use the equation. JDW if (rate == 44100) delta = 0xeb3; else if (rate == 8000) delta = 0x2ab; else if (rate == 48000) delta = 0x1000; else delta = DIV_ROUND_CLOSEST(rate << 12, 48000) & 0x0000ffff; return delta; } /*--------------------------------------------------------------------------- snd_trident_convert_adc_rate Description: This routine converts rate in HZ to hardware delta value. Parameters: trident - pointer to target device class for 4DWave. rate - Real or Virtual channel number. Returns: Delta value. ---------------------------------------------------------------------------*/ static unsigned int snd_trident_convert_adc_rate(unsigned int rate) { unsigned int delta; // We special case 44100 and 8000 since rounding with the equation // does not give us an accurate enough value. For 11025 and 22050 // the equation gives us the best answer. All other frequencies will // also use the equation. JDW if (rate == 44100) delta = 0x116a; else if (rate == 8000) delta = 0x6000; else if (rate == 48000) delta = 0x1000; else delta = ((48000 << 12) / rate) & 0x0000ffff; return delta; } /*--------------------------------------------------------------------------- snd_trident_spurious_threshold Description: This routine converts rate in HZ to spurious threshold. Parameters: trident - pointer to target device class for 4DWave. rate - Real or Virtual channel number. Returns: Delta value. ---------------------------------------------------------------------------*/ static unsigned int snd_trident_spurious_threshold(unsigned int rate, unsigned int period_size) { unsigned int res = (rate * period_size) / 48000; if (res < 64) res = res / 2; else res -= 32; return res; } /*--------------------------------------------------------------------------- snd_trident_control_mode Description: This routine returns a control mode for a PCM channel. Parameters: trident - pointer to target device class for 4DWave. substream - PCM substream Returns: Control value. ---------------------------------------------------------------------------*/ static unsigned int snd_trident_control_mode(struct snd_pcm_substream *substream) { unsigned int CTRL; struct snd_pcm_runtime *runtime = substream->runtime; /* set ctrl mode CTRL default: 8-bit (unsigned) mono, loop mode enabled */ CTRL = 0x00000001; if (snd_pcm_format_width(runtime->format) == 16) CTRL |= 0x00000008; // 16-bit data if (snd_pcm_format_signed(runtime->format)) CTRL |= 0x00000002; // signed data if (runtime->channels > 1) CTRL |= 0x00000004; // stereo data return CTRL; } /* * PCM part */ /*--------------------------------------------------------------------------- snd_trident_allocate_pcm_mem Description: Allocate PCM ring buffer for given substream Parameters: substream - PCM substream class hw_params - hardware parameters Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_allocate_pcm_mem(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; if (trident->tlb.entries) { if (runtime->buffer_changed) { if (voice->memblk) snd_trident_free_pages(trident, voice->memblk); voice->memblk = snd_trident_alloc_pages(trident, substream); if (voice->memblk == NULL) return -ENOMEM; } } return 0; } /*--------------------------------------------------------------------------- snd_trident_allocate_evoice Description: Allocate extra voice as interrupt generator Parameters: substream - PCM substream class hw_params - hardware parameters Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_allocate_evoice(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; struct snd_trident_voice *evoice = voice->extra; /* voice management */ if (params_buffer_size(hw_params) / 2 != params_period_size(hw_params)) { if (evoice == NULL) { evoice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0); if (evoice == NULL) return -ENOMEM; voice->extra = evoice; evoice->substream = substream; } } else { if (evoice != NULL) { snd_trident_free_voice(trident, evoice); voice->extra = evoice = NULL; } } return 0; } /*--------------------------------------------------------------------------- snd_trident_hw_params Description: Set the hardware parameters for the playback device. Parameters: substream - PCM substream class hw_params - hardware parameters Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params) { int err; err = snd_trident_allocate_pcm_mem(substream, hw_params); if (err >= 0) err = snd_trident_allocate_evoice(substream, hw_params); return err; } /*--------------------------------------------------------------------------- snd_trident_playback_hw_free Description: Release the hardware resources for the playback device. Parameters: substream - PCM substream class Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_hw_free(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; struct snd_trident_voice *evoice = voice ? voice->extra : NULL; if (trident->tlb.entries) { if (voice && voice->memblk) { snd_trident_free_pages(trident, voice->memblk); voice->memblk = NULL; } } if (evoice != NULL) { snd_trident_free_voice(trident, evoice); voice->extra = NULL; } return 0; } /*--------------------------------------------------------------------------- snd_trident_playback_prepare Description: Prepare playback device for playback. Parameters: substream - PCM substream class Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_playback_prepare(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; struct snd_trident_voice *evoice = voice->extra; struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[substream->number]; spin_lock_irq(&trident->reg_lock); /* set delta (rate) value */ voice->Delta = snd_trident_convert_rate(runtime->rate); voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size); /* set Loop Begin Address */ if (voice->memblk) voice->LBA = voice->memblk->offset; else voice->LBA = runtime->dma_addr; voice->CSO = 0; voice->ESO = runtime->buffer_size - 1; /* in samples */ voice->CTRL = snd_trident_control_mode(substream); voice->FMC = 3; voice->GVSel = 1; voice->EC = 0; voice->Alpha = 0; voice->FMS = 0; voice->Vol = mix->vol; voice->RVol = mix->rvol; voice->CVol = mix->cvol; voice->Pan = mix->pan; voice->Attribute = 0; #if 0 voice->Attribute = (1<<(30-16))|(2<<(26-16))| (0<<(24-16))|(0x1f<<(19-16)); #else voice->Attribute = 0; #endif snd_trident_write_voice_regs(trident, voice); if (evoice != NULL) { evoice->Delta = voice->Delta; evoice->spurious_threshold = voice->spurious_threshold; evoice->LBA = voice->LBA; evoice->CSO = 0; evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */ evoice->CTRL = voice->CTRL; evoice->FMC = 3; evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1; evoice->EC = 0; evoice->Alpha = 0; evoice->FMS = 0; evoice->Vol = 0x3ff; /* mute */ evoice->RVol = evoice->CVol = 0x7f; /* mute */ evoice->Pan = 0x7f; /* mute */ #if 0 evoice->Attribute = (1<<(30-16))|(2<<(26-16))| (0<<(24-16))|(0x1f<<(19-16)); #else evoice->Attribute = 0; #endif snd_trident_write_voice_regs(trident, evoice); evoice->isync2 = 1; evoice->isync_mark = runtime->period_size; evoice->ESO = (runtime->period_size * 2) - 1; } spin_unlock_irq(&trident->reg_lock); return 0; } /*--------------------------------------------------------------------------- snd_trident_capture_hw_params Description: Set the hardware parameters for the capture device. Parameters: substream - PCM substream class hw_params - hardware parameters Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_capture_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params) { return snd_trident_allocate_pcm_mem(substream, hw_params); } /*--------------------------------------------------------------------------- snd_trident_capture_prepare Description: Prepare capture device for playback. Parameters: substream - PCM substream class Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_capture_prepare(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; unsigned int val, ESO_bytes; spin_lock_irq(&trident->reg_lock); // Initialize the channel and set channel Mode outb(0, TRID_REG(trident, LEGACY_DMAR15)); // Set DMA channel operation mode register outb(0x54, TRID_REG(trident, LEGACY_DMAR11)); // Set channel buffer Address, DMAR0 expects contiguous PCI memory area voice->LBA = runtime->dma_addr; outl(voice->LBA, TRID_REG(trident, LEGACY_DMAR0)); if (voice->memblk) voice->LBA = voice->memblk->offset; // set ESO ESO_bytes = snd_pcm_lib_buffer_bytes(substream) - 1; outb((ESO_bytes & 0x00ff0000) >> 16, TRID_REG(trident, LEGACY_DMAR6)); outw((ESO_bytes & 0x0000ffff), TRID_REG(trident, LEGACY_DMAR4)); ESO_bytes++; // Set channel sample rate, 4.12 format val = DIV_ROUND_CLOSEST(48000U << 12, runtime->rate); outw(val, TRID_REG(trident, T4D_SBDELTA_DELTA_R)); // Set channel interrupt blk length if (snd_pcm_format_width(runtime->format) == 16) { val = (unsigned short) ((ESO_bytes >> 1) - 1); } else { val = (unsigned short) (ESO_bytes - 1); } outl((val << 16) | val, TRID_REG(trident, T4D_SBBL_SBCL)); // Right now, set format and start to run captureing, // continuous run loop enable. trident->bDMAStart = 0x19; // 0001 1001b if (snd_pcm_format_width(runtime->format) == 16) trident->bDMAStart |= 0x80; if (snd_pcm_format_signed(runtime->format)) trident->bDMAStart |= 0x20; if (runtime->channels > 1) trident->bDMAStart |= 0x40; // Prepare capture intr channel voice->Delta = snd_trident_convert_rate(runtime->rate); voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size); voice->isync = 1; voice->isync_mark = runtime->period_size; voice->isync_max = runtime->buffer_size; // Set voice parameters voice->CSO = 0; voice->ESO = voice->isync_ESO = (runtime->period_size * 2) + 6 - 1; voice->CTRL = snd_trident_control_mode(substream); voice->FMC = 3; voice->RVol = 0x7f; voice->CVol = 0x7f; voice->GVSel = 1; voice->Pan = 0x7f; /* mute */ voice->Vol = 0x3ff; /* mute */ voice->EC = 0; voice->Alpha = 0; voice->FMS = 0; voice->Attribute = 0; snd_trident_write_voice_regs(trident, voice); spin_unlock_irq(&trident->reg_lock); return 0; } /*--------------------------------------------------------------------------- snd_trident_si7018_capture_hw_params Description: Set the hardware parameters for the capture device. Parameters: substream - PCM substream class hw_params - hardware parameters Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_si7018_capture_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params) { return snd_trident_allocate_evoice(substream, hw_params); } /*--------------------------------------------------------------------------- snd_trident_si7018_capture_hw_free Description: Release the hardware resources for the capture device. Parameters: substream - PCM substream class Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_si7018_capture_hw_free(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; struct snd_trident_voice *evoice = voice ? voice->extra : NULL; if (evoice != NULL) { snd_trident_free_voice(trident, evoice); voice->extra = NULL; } return 0; } /*--------------------------------------------------------------------------- snd_trident_si7018_capture_prepare Description: Prepare capture device for playback. Parameters: substream - PCM substream class Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_si7018_capture_prepare(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; struct snd_trident_voice *evoice = voice->extra; spin_lock_irq(&trident->reg_lock); voice->LBA = runtime->dma_addr; voice->Delta = snd_trident_convert_adc_rate(runtime->rate); voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size); // Set voice parameters voice->CSO = 0; voice->ESO = runtime->buffer_size - 1; /* in samples */ voice->CTRL = snd_trident_control_mode(substream); voice->FMC = 0; voice->RVol = 0; voice->CVol = 0; voice->GVSel = 1; voice->Pan = T4D_DEFAULT_PCM_PAN; voice->Vol = 0; voice->EC = 0; voice->Alpha = 0; voice->FMS = 0; voice->Attribute = (2 << (30-16)) | (2 << (26-16)) | (2 << (24-16)) | (1 << (23-16)); snd_trident_write_voice_regs(trident, voice); if (evoice != NULL) { evoice->Delta = snd_trident_convert_rate(runtime->rate); evoice->spurious_threshold = voice->spurious_threshold; evoice->LBA = voice->LBA; evoice->CSO = 0; evoice->ESO = (runtime->period_size * 2) + 20 - 1; /* in samples, 20 means correction */ evoice->CTRL = voice->CTRL; evoice->FMC = 3; evoice->GVSel = 0; evoice->EC = 0; evoice->Alpha = 0; evoice->FMS = 0; evoice->Vol = 0x3ff; /* mute */ evoice->RVol = evoice->CVol = 0x7f; /* mute */ evoice->Pan = 0x7f; /* mute */ evoice->Attribute = 0; snd_trident_write_voice_regs(trident, evoice); evoice->isync2 = 1; evoice->isync_mark = runtime->period_size; evoice->ESO = (runtime->period_size * 2) - 1; } spin_unlock_irq(&trident->reg_lock); return 0; } /*--------------------------------------------------------------------------- snd_trident_foldback_prepare Description: Prepare foldback capture device for playback. Parameters: substream - PCM substream class Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_foldback_prepare(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; struct snd_trident_voice *evoice = voice->extra; spin_lock_irq(&trident->reg_lock); /* Set channel buffer Address */ if (voice->memblk) voice->LBA = voice->memblk->offset; else voice->LBA = runtime->dma_addr; /* set target ESO for channel */ voice->ESO = runtime->buffer_size - 1; /* in samples */ /* set sample rate */ voice->Delta = 0x1000; voice->spurious_threshold = snd_trident_spurious_threshold(48000, runtime->period_size); voice->CSO = 0; voice->CTRL = snd_trident_control_mode(substream); voice->FMC = 3; voice->RVol = 0x7f; voice->CVol = 0x7f; voice->GVSel = 1; voice->Pan = 0x7f; /* mute */ voice->Vol = 0x3ff; /* mute */ voice->EC = 0; voice->Alpha = 0; voice->FMS = 0; voice->Attribute = 0; /* set up capture channel */ outb(((voice->number & 0x3f) | 0x80), TRID_REG(trident, T4D_RCI + voice->foldback_chan)); snd_trident_write_voice_regs(trident, voice); if (evoice != NULL) { evoice->Delta = voice->Delta; evoice->spurious_threshold = voice->spurious_threshold; evoice->LBA = voice->LBA; evoice->CSO = 0; evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */ evoice->CTRL = voice->CTRL; evoice->FMC = 3; evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1; evoice->EC = 0; evoice->Alpha = 0; evoice->FMS = 0; evoice->Vol = 0x3ff; /* mute */ evoice->RVol = evoice->CVol = 0x7f; /* mute */ evoice->Pan = 0x7f; /* mute */ evoice->Attribute = 0; snd_trident_write_voice_regs(trident, evoice); evoice->isync2 = 1; evoice->isync_mark = runtime->period_size; evoice->ESO = (runtime->period_size * 2) - 1; } spin_unlock_irq(&trident->reg_lock); return 0; } /*--------------------------------------------------------------------------- snd_trident_spdif_hw_params Description: Set the hardware parameters for the spdif device. Parameters: substream - PCM substream class hw_params - hardware parameters Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_spdif_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params) { struct snd_trident *trident = snd_pcm_substream_chip(substream); unsigned int old_bits = 0, change = 0; int err; err = snd_trident_allocate_pcm_mem(substream, hw_params); if (err < 0) return err; if (trident->device == TRIDENT_DEVICE_ID_SI7018) { err = snd_trident_allocate_evoice(substream, hw_params); if (err < 0) return err; } /* prepare SPDIF channel */ spin_lock_irq(&trident->reg_lock); old_bits = trident->spdif_pcm_bits; if (old_bits & IEC958_AES0_PROFESSIONAL) trident->spdif_pcm_bits &= ~IEC958_AES0_PRO_FS; else trident->spdif_pcm_bits &= ~(IEC958_AES3_CON_FS << 24); if (params_rate(hw_params) >= 48000) { trident->spdif_pcm_ctrl = 0x3c; // 48000 Hz trident->spdif_pcm_bits |= trident->spdif_bits & IEC958_AES0_PROFESSIONAL ? IEC958_AES0_PRO_FS_48000 : (IEC958_AES3_CON_FS_48000 << 24); } else if (params_rate(hw_params) >= 44100) { trident->spdif_pcm_ctrl = 0x3e; // 44100 Hz trident->spdif_pcm_bits |= trident->spdif_bits & IEC958_AES0_PROFESSIONAL ? IEC958_AES0_PRO_FS_44100 : (IEC958_AES3_CON_FS_44100 << 24); } else { trident->spdif_pcm_ctrl = 0x3d; // 32000 Hz trident->spdif_pcm_bits |= trident->spdif_bits & IEC958_AES0_PROFESSIONAL ? IEC958_AES0_PRO_FS_32000 : (IEC958_AES3_CON_FS_32000 << 24); } change = old_bits != trident->spdif_pcm_bits; spin_unlock_irq(&trident->reg_lock); if (change) snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE, &trident->spdif_pcm_ctl->id); return 0; } /*--------------------------------------------------------------------------- snd_trident_spdif_prepare Description: Prepare SPDIF device for playback. Parameters: substream - PCM substream class Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_spdif_prepare(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; struct snd_trident_voice *evoice = voice->extra; struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[substream->number]; unsigned int RESO, LBAO; unsigned int temp; spin_lock_irq(&trident->reg_lock); if (trident->device != TRIDENT_DEVICE_ID_SI7018) { /* set delta (rate) value */ voice->Delta = snd_trident_convert_rate(runtime->rate); voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size); /* set Loop Back Address */ LBAO = runtime->dma_addr; if (voice->memblk) voice->LBA = voice->memblk->offset; else voice->LBA = LBAO; voice->isync = 1; voice->isync3 = 1; voice->isync_mark = runtime->period_size; voice->isync_max = runtime->buffer_size; /* set target ESO for channel */ RESO = runtime->buffer_size - 1; voice->ESO = voice->isync_ESO = (runtime->period_size * 2) + 6 - 1; /* set ctrl mode */ voice->CTRL = snd_trident_control_mode(substream); voice->FMC = 3; voice->RVol = 0x7f; voice->CVol = 0x7f; voice->GVSel = 1; voice->Pan = 0x7f; voice->Vol = 0x3ff; voice->EC = 0; voice->CSO = 0; voice->Alpha = 0; voice->FMS = 0; voice->Attribute = 0; /* prepare surrogate IRQ channel */ snd_trident_write_voice_regs(trident, voice); outw((RESO & 0xffff), TRID_REG(trident, NX_SPESO)); outb((RESO >> 16), TRID_REG(trident, NX_SPESO + 2)); outl((LBAO & 0xfffffffc), TRID_REG(trident, NX_SPLBA)); outw((voice->CSO & 0xffff), TRID_REG(trident, NX_SPCTRL_SPCSO)); outb((voice->CSO >> 16), TRID_REG(trident, NX_SPCTRL_SPCSO + 2)); /* set SPDIF setting */ outb(trident->spdif_pcm_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3)); outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS)); } else { /* SiS */ /* set delta (rate) value */ voice->Delta = 0x800; voice->spurious_threshold = snd_trident_spurious_threshold(48000, runtime->period_size); /* set Loop Begin Address */ if (voice->memblk) voice->LBA = voice->memblk->offset; else voice->LBA = runtime->dma_addr; voice->CSO = 0; voice->ESO = runtime->buffer_size - 1; /* in samples */ voice->CTRL = snd_trident_control_mode(substream); voice->FMC = 3; voice->GVSel = 1; voice->EC = 0; voice->Alpha = 0; voice->FMS = 0; voice->Vol = mix->vol; voice->RVol = mix->rvol; voice->CVol = mix->cvol; voice->Pan = mix->pan; voice->Attribute = (1<<(30-16))|(7<<(26-16))| (0<<(24-16))|(0<<(19-16)); snd_trident_write_voice_regs(trident, voice); if (evoice != NULL) { evoice->Delta = voice->Delta; evoice->spurious_threshold = voice->spurious_threshold; evoice->LBA = voice->LBA; evoice->CSO = 0; evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */ evoice->CTRL = voice->CTRL; evoice->FMC = 3; evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1; evoice->EC = 0; evoice->Alpha = 0; evoice->FMS = 0; evoice->Vol = 0x3ff; /* mute */ evoice->RVol = evoice->CVol = 0x7f; /* mute */ evoice->Pan = 0x7f; /* mute */ evoice->Attribute = 0; snd_trident_write_voice_regs(trident, evoice); evoice->isync2 = 1; evoice->isync_mark = runtime->period_size; evoice->ESO = (runtime->period_size * 2) - 1; } outl(trident->spdif_pcm_bits, TRID_REG(trident, SI_SPDIF_CS)); temp = inl(TRID_REG(trident, T4D_LFO_GC_CIR)); temp &= ~(1<<19); outl(temp, TRID_REG(trident, T4D_LFO_GC_CIR)); temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)); temp |= SPDIF_EN; outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL)); } spin_unlock_irq(&trident->reg_lock); return 0; } /*--------------------------------------------------------------------------- snd_trident_trigger Description: Start/stop devices Parameters: substream - PCM substream class cmd - trigger command (STOP, GO) Returns: Error status ---------------------------------------------------------------------------*/ static int snd_trident_trigger(struct snd_pcm_substream *substream, int cmd) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_substream *s; unsigned int what, whati, capture_flag, spdif_flag; struct snd_trident_voice *voice, *evoice; unsigned int val, go; switch (cmd) { case SNDRV_PCM_TRIGGER_START: case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: case SNDRV_PCM_TRIGGER_RESUME: go = 1; break; case SNDRV_PCM_TRIGGER_STOP: case SNDRV_PCM_TRIGGER_PAUSE_PUSH: case SNDRV_PCM_TRIGGER_SUSPEND: go = 0; break; default: return -EINVAL; } what = whati = capture_flag = spdif_flag = 0; spin_lock(&trident->reg_lock); val = inl(TRID_REG(trident, T4D_STIMER)) & 0x00ffffff; snd_pcm_group_for_each_entry(s, substream) { if ((struct snd_trident *) snd_pcm_substream_chip(s) == trident) { voice = s->runtime->private_data; evoice = voice->extra; what |= 1 << (voice->number & 0x1f); if (evoice == NULL) { whati |= 1 << (voice->number & 0x1f); } else { what |= 1 << (evoice->number & 0x1f); whati |= 1 << (evoice->number & 0x1f); if (go) evoice->stimer = val; } if (go) { voice->running = 1; voice->stimer = val; } else { voice->running = 0; } snd_pcm_trigger_done(s, substream); if (voice->capture) capture_flag = 1; if (voice->spdif) spdif_flag = 1; } } if (spdif_flag) { if (trident->device != TRIDENT_DEVICE_ID_SI7018) { outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS)); val = trident->spdif_pcm_ctrl; if (!go) val &= ~(0x28); outb(val, TRID_REG(trident, NX_SPCTRL_SPCSO + 3)); } else { outl(trident->spdif_pcm_bits, TRID_REG(trident, SI_SPDIF_CS)); val = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) | SPDIF_EN; outl(val, TRID_REG(trident, SI_SERIAL_INTF_CTRL)); } } if (!go) outl(what, TRID_REG(trident, T4D_STOP_B)); val = inl(TRID_REG(trident, T4D_AINTEN_B)); if (go) { val |= whati; } else { val &= ~whati; } outl(val, TRID_REG(trident, T4D_AINTEN_B)); if (go) { outl(what, TRID_REG(trident, T4D_START_B)); if (capture_flag && trident->device != TRIDENT_DEVICE_ID_SI7018) outb(trident->bDMAStart, TRID_REG(trident, T4D_SBCTRL_SBE2R_SBDD)); } else { if (capture_flag && trident->device != TRIDENT_DEVICE_ID_SI7018) outb(0x00, TRID_REG(trident, T4D_SBCTRL_SBE2R_SBDD)); } spin_unlock(&trident->reg_lock); return 0; } /*--------------------------------------------------------------------------- snd_trident_playback_pointer Description: This routine return the playback position Parameters: substream - PCM substream class Returns: position of buffer ---------------------------------------------------------------------------*/ static snd_pcm_uframes_t snd_trident_playback_pointer(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; unsigned int cso; if (!voice->running) return 0; spin_lock(&trident->reg_lock); outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR)); if (trident->device != TRIDENT_DEVICE_ID_NX) { cso = inw(TRID_REG(trident, CH_DX_CSO_ALPHA_FMS + 2)); } else { // ID_4DWAVE_NX cso = (unsigned int) inl(TRID_REG(trident, CH_NX_DELTA_CSO)) & 0x00ffffff; } spin_unlock(&trident->reg_lock); if (cso >= runtime->buffer_size) cso = 0; return cso; } /*--------------------------------------------------------------------------- snd_trident_capture_pointer Description: This routine return the capture position Parameters: pcm1 - PCM device class Returns: position of buffer ---------------------------------------------------------------------------*/ static snd_pcm_uframes_t snd_trident_capture_pointer(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; unsigned int result; if (!voice->running) return 0; result = inw(TRID_REG(trident, T4D_SBBL_SBCL)); if (runtime->channels > 1) result >>= 1; if (result > 0) result = runtime->buffer_size - result; return result; } /*--------------------------------------------------------------------------- snd_trident_spdif_pointer Description: This routine return the SPDIF playback position Parameters: substream - PCM substream class Returns: position of buffer ---------------------------------------------------------------------------*/ static snd_pcm_uframes_t snd_trident_spdif_pointer(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; unsigned int result; if (!voice->running) return 0; result = inl(TRID_REG(trident, NX_SPCTRL_SPCSO)) & 0x00ffffff; return result; } /* * Playback support device description */ static const struct snd_pcm_hardware snd_trident_playback = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START | SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */), .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE), .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, .rate_min = 4000, .rate_max = 48000, .channels_min = 1, .channels_max = 2, .buffer_bytes_max = (256*1024), .period_bytes_min = 64, .period_bytes_max = (256*1024), .periods_min = 1, .periods_max = 1024, .fifo_size = 0, }; /* * Capture support device description */ static const struct snd_pcm_hardware snd_trident_capture = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START | SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */), .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE), .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, .rate_min = 4000, .rate_max = 48000, .channels_min = 1, .channels_max = 2, .buffer_bytes_max = (128*1024), .period_bytes_min = 64, .period_bytes_max = (128*1024), .periods_min = 1, .periods_max = 1024, .fifo_size = 0, }; /* * Foldback capture support device description */ static const struct snd_pcm_hardware snd_trident_foldback = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START | SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */), .formats = SNDRV_PCM_FMTBIT_S16_LE, .rates = SNDRV_PCM_RATE_48000, .rate_min = 48000, .rate_max = 48000, .channels_min = 2, .channels_max = 2, .buffer_bytes_max = (128*1024), .period_bytes_min = 64, .period_bytes_max = (128*1024), .periods_min = 1, .periods_max = 1024, .fifo_size = 0, }; /* * SPDIF playback support device description */ static const struct snd_pcm_hardware snd_trident_spdif = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START | SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */), .formats = SNDRV_PCM_FMTBIT_S16_LE, .rates = (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000), .rate_min = 32000, .rate_max = 48000, .channels_min = 2, .channels_max = 2, .buffer_bytes_max = (128*1024), .period_bytes_min = 64, .period_bytes_max = (128*1024), .periods_min = 1, .periods_max = 1024, .fifo_size = 0, }; static const struct snd_pcm_hardware snd_trident_spdif_7018 = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START | SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */), .formats = SNDRV_PCM_FMTBIT_S16_LE, .rates = SNDRV_PCM_RATE_48000, .rate_min = 48000, .rate_max = 48000, .channels_min = 2, .channels_max = 2, .buffer_bytes_max = (128*1024), .period_bytes_min = 64, .period_bytes_max = (128*1024), .periods_min = 1, .periods_max = 1024, .fifo_size = 0, }; static void snd_trident_pcm_free_substream(struct snd_pcm_runtime *runtime) { struct snd_trident_voice *voice = runtime->private_data; struct snd_trident *trident; if (voice) { trident = voice->trident; snd_trident_free_voice(trident, voice); } } static int snd_trident_playback_open(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice; voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0); if (voice == NULL) return -EAGAIN; snd_trident_pcm_mixer_build(trident, voice, substream); voice->substream = substream; runtime->private_data = voice; runtime->private_free = snd_trident_pcm_free_substream; runtime->hw = snd_trident_playback; snd_pcm_set_sync(substream); snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024); return 0; } /*--------------------------------------------------------------------------- snd_trident_playback_close Description: This routine will close the 4DWave playback device. For now we will simply free the dma transfer buffer. Parameters: substream - PCM substream class ---------------------------------------------------------------------------*/ static int snd_trident_playback_close(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_trident_voice *voice = runtime->private_data; snd_trident_pcm_mixer_free(trident, voice, substream); return 0; } /*--------------------------------------------------------------------------- snd_trident_spdif_open Description: This routine will open the 4DWave SPDIF device. Parameters: substream - PCM substream class Returns: status - success or failure flag ---------------------------------------------------------------------------*/ static int snd_trident_spdif_open(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_trident_voice *voice; struct snd_pcm_runtime *runtime = substream->runtime; voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0); if (voice == NULL) return -EAGAIN; voice->spdif = 1; voice->substream = substream; spin_lock_irq(&trident->reg_lock); trident->spdif_pcm_bits = trident->spdif_bits; spin_unlock_irq(&trident->reg_lock); runtime->private_data = voice; runtime->private_free = snd_trident_pcm_free_substream; if (trident->device == TRIDENT_DEVICE_ID_SI7018) { runtime->hw = snd_trident_spdif; } else { runtime->hw = snd_trident_spdif_7018; } trident->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO, &trident->spdif_pcm_ctl->id); snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024); return 0; } /*--------------------------------------------------------------------------- snd_trident_spdif_close Description: This routine will close the 4DWave SPDIF device. Parameters: substream - PCM substream class ---------------------------------------------------------------------------*/ static int snd_trident_spdif_close(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); unsigned int temp; spin_lock_irq(&trident->reg_lock); // restore default SPDIF setting if (trident->device != TRIDENT_DEVICE_ID_SI7018) { outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3)); outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS)); } else { outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS)); temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)); if (trident->spdif_ctrl) { temp |= SPDIF_EN; } else { temp &= ~SPDIF_EN; } outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL)); } spin_unlock_irq(&trident->reg_lock); trident->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO, &trident->spdif_pcm_ctl->id); return 0; } /*--------------------------------------------------------------------------- snd_trident_capture_open Description: This routine will open the 4DWave capture device. Parameters: substream - PCM substream class Returns: status - success or failure flag ---------------------------------------------------------------------------*/ static int snd_trident_capture_open(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_trident_voice *voice; struct snd_pcm_runtime *runtime = substream->runtime; voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0); if (voice == NULL) return -EAGAIN; voice->capture = 1; voice->substream = substream; runtime->private_data = voice; runtime->private_free = snd_trident_pcm_free_substream; runtime->hw = snd_trident_capture; snd_pcm_set_sync(substream); snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024); return 0; } /*--------------------------------------------------------------------------- snd_trident_capture_close Description: This routine will close the 4DWave capture device. For now we will simply free the dma transfer buffer. Parameters: substream - PCM substream class ---------------------------------------------------------------------------*/ static int snd_trident_capture_close(struct snd_pcm_substream *substream) { return 0; } /*--------------------------------------------------------------------------- snd_trident_foldback_open Description: This routine will open the 4DWave foldback capture device. Parameters: substream - PCM substream class Returns: status - success or failure flag ---------------------------------------------------------------------------*/ static int snd_trident_foldback_open(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_trident_voice *voice; struct snd_pcm_runtime *runtime = substream->runtime; voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0); if (voice == NULL) return -EAGAIN; voice->foldback_chan = substream->number; voice->substream = substream; runtime->private_data = voice; runtime->private_free = snd_trident_pcm_free_substream; runtime->hw = snd_trident_foldback; snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024); return 0; } /*--------------------------------------------------------------------------- snd_trident_foldback_close Description: This routine will close the 4DWave foldback capture device. For now we will simply free the dma transfer buffer. Parameters: substream - PCM substream class ---------------------------------------------------------------------------*/ static int snd_trident_foldback_close(struct snd_pcm_substream *substream) { struct snd_trident *trident = snd_pcm_substream_chip(substream); struct snd_trident_voice *voice; struct snd_pcm_runtime *runtime = substream->runtime; voice = runtime->private_data; /* stop capture channel */ spin_lock_irq(&trident->reg_lock); outb(0x00, TRID_REG(trident, T4D_RCI + voice->foldback_chan)); spin_unlock_irq(&trident->reg_lock); return 0; } /*--------------------------------------------------------------------------- PCM operations ---------------------------------------------------------------------------*/ static const struct snd_pcm_ops snd_trident_playback_ops = { .open = snd_trident_playback_open, .close = snd_trident_playback_close, .hw_params = snd_trident_hw_params, .hw_free = snd_trident_hw_free, .prepare = snd_trident_playback_prepare, .trigger = snd_trident_trigger, .pointer = snd_trident_playback_pointer, }; static const struct snd_pcm_ops snd_trident_nx_playback_ops = { .open = snd_trident_playback_open, .close = snd_trident_playback_close, .hw_params = snd_trident_hw_params, .hw_free = snd_trident_hw_free, .prepare = snd_trident_playback_prepare, .trigger = snd_trident_trigger, .pointer = snd_trident_playback_pointer, }; static const struct snd_pcm_ops snd_trident_capture_ops = { .open = snd_trident_capture_open, .close = snd_trident_capture_close, .hw_params = snd_trident_capture_hw_params, .hw_free = snd_trident_hw_free, .prepare = snd_trident_capture_prepare, .trigger = snd_trident_trigger, .pointer = snd_trident_capture_pointer, }; static const struct snd_pcm_ops snd_trident_si7018_capture_ops = { .open = snd_trident_capture_open, .close = snd_trident_capture_close, .hw_params = snd_trident_si7018_capture_hw_params, .hw_free = snd_trident_si7018_capture_hw_free, .prepare = snd_trident_si7018_capture_prepare, .trigger = snd_trident_trigger, .pointer = snd_trident_playback_pointer, }; static const struct snd_pcm_ops snd_trident_foldback_ops = { .open = snd_trident_foldback_open, .close = snd_trident_foldback_close, .hw_params = snd_trident_hw_params, .hw_free = snd_trident_hw_free, .prepare = snd_trident_foldback_prepare, .trigger = snd_trident_trigger, .pointer = snd_trident_playback_pointer, }; static const struct snd_pcm_ops snd_trident_nx_foldback_ops = { .open = snd_trident_foldback_open, .close = snd_trident_foldback_close, .hw_params = snd_trident_hw_params, .hw_free = snd_trident_hw_free, .prepare = snd_trident_foldback_prepare, .trigger = snd_trident_trigger, .pointer = snd_trident_playback_pointer, }; static const struct snd_pcm_ops snd_trident_spdif_ops = { .open = snd_trident_spdif_open, .close = snd_trident_spdif_close, .hw_params = snd_trident_spdif_hw_params, .hw_free = snd_trident_hw_free, .prepare = snd_trident_spdif_prepare, .trigger = snd_trident_trigger, .pointer = snd_trident_spdif_pointer, }; static const struct snd_pcm_ops snd_trident_spdif_7018_ops = { .open = snd_trident_spdif_open, .close = snd_trident_spdif_close, .hw_params = snd_trident_spdif_hw_params, .hw_free = snd_trident_hw_free, .prepare = snd_trident_spdif_prepare, .trigger = snd_trident_trigger, .pointer = snd_trident_playback_pointer, }; /*--------------------------------------------------------------------------- snd_trident_pcm Description: This routine registers the 4DWave device for PCM support. Parameters: trident - pointer to target device class for 4DWave. Returns: None ---------------------------------------------------------------------------*/ int snd_trident_pcm(struct snd_trident *trident, int device) { struct snd_pcm *pcm; int err; err = snd_pcm_new(trident->card, "trident_dx_nx", device, trident->ChanPCM, 1, &pcm); if (err < 0) return err; pcm->private_data = trident; if (trident->tlb.entries) { snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_nx_playback_ops); } else { snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_playback_ops); } snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, trident->device != TRIDENT_DEVICE_ID_SI7018 ? &snd_trident_capture_ops : &snd_trident_si7018_capture_ops); pcm->info_flags = 0; pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; strcpy(pcm->name, "Trident 4DWave"); trident->pcm = pcm; if (trident->tlb.entries) { struct snd_pcm_substream *substream; for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next) snd_pcm_set_managed_buffer(substream, SNDRV_DMA_TYPE_DEV_SG, &trident->pci->dev, 64*1024, 128*1024); snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream, SNDRV_DMA_TYPE_DEV, &trident->pci->dev, 64*1024, 128*1024); } else { snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, &trident->pci->dev, 64*1024, 128*1024); } return 0; } /*--------------------------------------------------------------------------- snd_trident_foldback_pcm Description: This routine registers the 4DWave device for foldback PCM support. Parameters: trident - pointer to target device class for 4DWave. Returns: None ---------------------------------------------------------------------------*/ int snd_trident_foldback_pcm(struct snd_trident *trident, int device) { struct snd_pcm *foldback; int err; int num_chan = 3; struct snd_pcm_substream *substream; if (trident->device == TRIDENT_DEVICE_ID_NX) num_chan = 4; err = snd_pcm_new(trident->card, "trident_dx_nx", device, 0, num_chan, &foldback); if (err < 0) return err; foldback->private_data = trident; if (trident->tlb.entries) snd_pcm_set_ops(foldback, SNDRV_PCM_STREAM_CAPTURE, &snd_trident_nx_foldback_ops); else snd_pcm_set_ops(foldback, SNDRV_PCM_STREAM_CAPTURE, &snd_trident_foldback_ops); foldback->info_flags = 0; strcpy(foldback->name, "Trident 4DWave"); substream = foldback->streams[SNDRV_PCM_STREAM_CAPTURE].substream; strcpy(substream->name, "Front Mixer"); substream = substream->next; strcpy(substream->name, "Reverb Mixer"); substream = substream->next; strcpy(substream->name, "Chorus Mixer"); if (num_chan == 4) { substream = substream->next; strcpy(substream->name, "Second AC'97 ADC"); } trident->foldback = foldback; if (trident->tlb.entries) snd_pcm_set_managed_buffer_all(foldback, SNDRV_DMA_TYPE_DEV_SG, &trident->pci->dev, 0, 128*1024); else snd_pcm_set_managed_buffer_all(foldback, SNDRV_DMA_TYPE_DEV, &trident->pci->dev, 64*1024, 128*1024); return 0; } /*--------------------------------------------------------------------------- snd_trident_spdif Description: This routine registers the 4DWave-NX device for SPDIF support. Parameters: trident - pointer to target device class for 4DWave-NX. Returns: None ---------------------------------------------------------------------------*/ int snd_trident_spdif_pcm(struct snd_trident *trident, int device) { struct snd_pcm *spdif; int err; err = snd_pcm_new(trident->card, "trident_dx_nx IEC958", device, 1, 0, &spdif); if (err < 0) return err; spdif->private_data = trident; if (trident->device != TRIDENT_DEVICE_ID_SI7018) { snd_pcm_set_ops(spdif, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_spdif_ops); } else { snd_pcm_set_ops(spdif, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_spdif_7018_ops); } spdif->info_flags = 0; strcpy(spdif->name, "Trident 4DWave IEC958"); trident->spdif = spdif; snd_pcm_set_managed_buffer_all(spdif, SNDRV_DMA_TYPE_DEV, &trident->pci->dev, 64*1024, 128*1024); return 0; } /* * Mixer part */ /*--------------------------------------------------------------------------- snd_trident_spdif_control Description: enable/disable S/PDIF out from ac97 mixer ---------------------------------------------------------------------------*/ #define snd_trident_spdif_control_info snd_ctl_boolean_mono_info static int snd_trident_spdif_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); unsigned char val; spin_lock_irq(&trident->reg_lock); val = trident->spdif_ctrl; ucontrol->value.integer.value[0] = val == kcontrol->private_value; spin_unlock_irq(&trident->reg_lock); return 0; } static int snd_trident_spdif_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); unsigned char val; int change; val = ucontrol->value.integer.value[0] ? (unsigned char) kcontrol->private_value : 0x00; spin_lock_irq(&trident->reg_lock); /* S/PDIF C Channel bits 0-31 : 48khz, SCMS disabled */ change = trident->spdif_ctrl != val; trident->spdif_ctrl = val; if (trident->device != TRIDENT_DEVICE_ID_SI7018) { if ((inb(TRID_REG(trident, NX_SPCTRL_SPCSO + 3)) & 0x10) == 0) { outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS)); outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3)); } } else { if (trident->spdif == NULL) { unsigned int temp; outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS)); temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & ~SPDIF_EN; if (val) temp |= SPDIF_EN; outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL)); } } spin_unlock_irq(&trident->reg_lock); return change; } static const struct snd_kcontrol_new snd_trident_spdif_control = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), .info = snd_trident_spdif_control_info, .get = snd_trident_spdif_control_get, .put = snd_trident_spdif_control_put, .private_value = 0x28, }; /*--------------------------------------------------------------------------- snd_trident_spdif_default Description: put/get the S/PDIF default settings ---------------------------------------------------------------------------*/ static int snd_trident_spdif_default_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_trident_spdif_default_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); spin_lock_irq(&trident->reg_lock); ucontrol->value.iec958.status[0] = (trident->spdif_bits >> 0) & 0xff; ucontrol->value.iec958.status[1] = (trident->spdif_bits >> 8) & 0xff; ucontrol->value.iec958.status[2] = (trident->spdif_bits >> 16) & 0xff; ucontrol->value.iec958.status[3] = (trident->spdif_bits >> 24) & 0xff; spin_unlock_irq(&trident->reg_lock); return 0; } static int snd_trident_spdif_default_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); unsigned int val; int change; val = (ucontrol->value.iec958.status[0] << 0) | (ucontrol->value.iec958.status[1] << 8) | (ucontrol->value.iec958.status[2] << 16) | (ucontrol->value.iec958.status[3] << 24); spin_lock_irq(&trident->reg_lock); change = trident->spdif_bits != val; trident->spdif_bits = val; if (trident->device != TRIDENT_DEVICE_ID_SI7018) { if ((inb(TRID_REG(trident, NX_SPCTRL_SPCSO + 3)) & 0x10) == 0) outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS)); } else { if (trident->spdif == NULL) outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS)); } spin_unlock_irq(&trident->reg_lock); return change; } static const struct snd_kcontrol_new snd_trident_spdif_default = { .iface = SNDRV_CTL_ELEM_IFACE_PCM, .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), .info = snd_trident_spdif_default_info, .get = snd_trident_spdif_default_get, .put = snd_trident_spdif_default_put }; /*--------------------------------------------------------------------------- snd_trident_spdif_mask Description: put/get the S/PDIF mask ---------------------------------------------------------------------------*/ static int snd_trident_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_trident_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { ucontrol->value.iec958.status[0] = 0xff; ucontrol->value.iec958.status[1] = 0xff; ucontrol->value.iec958.status[2] = 0xff; ucontrol->value.iec958.status[3] = 0xff; return 0; } static const struct snd_kcontrol_new snd_trident_spdif_mask = { .access = SNDRV_CTL_ELEM_ACCESS_READ, .iface = SNDRV_CTL_ELEM_IFACE_PCM, .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK), .info = snd_trident_spdif_mask_info, .get = snd_trident_spdif_mask_get, }; /*--------------------------------------------------------------------------- snd_trident_spdif_stream Description: put/get the S/PDIF stream settings ---------------------------------------------------------------------------*/ static int snd_trident_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_trident_spdif_stream_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); spin_lock_irq(&trident->reg_lock); ucontrol->value.iec958.status[0] = (trident->spdif_pcm_bits >> 0) & 0xff; ucontrol->value.iec958.status[1] = (trident->spdif_pcm_bits >> 8) & 0xff; ucontrol->value.iec958.status[2] = (trident->spdif_pcm_bits >> 16) & 0xff; ucontrol->value.iec958.status[3] = (trident->spdif_pcm_bits >> 24) & 0xff; spin_unlock_irq(&trident->reg_lock); return 0; } static int snd_trident_spdif_stream_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); unsigned int val; int change; val = (ucontrol->value.iec958.status[0] << 0) | (ucontrol->value.iec958.status[1] << 8) | (ucontrol->value.iec958.status[2] << 16) | (ucontrol->value.iec958.status[3] << 24); spin_lock_irq(&trident->reg_lock); change = trident->spdif_pcm_bits != val; trident->spdif_pcm_bits = val; if (trident->spdif != NULL) { if (trident->device != TRIDENT_DEVICE_ID_SI7018) { outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS)); } else { outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS)); } } spin_unlock_irq(&trident->reg_lock); return change; } static const struct snd_kcontrol_new snd_trident_spdif_stream = { .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_trident_spdif_stream_info, .get = snd_trident_spdif_stream_get, .put = snd_trident_spdif_stream_put }; /*--------------------------------------------------------------------------- snd_trident_ac97_control Description: enable/disable rear path for ac97 ---------------------------------------------------------------------------*/ #define snd_trident_ac97_control_info snd_ctl_boolean_mono_info static int snd_trident_ac97_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); unsigned char val; spin_lock_irq(&trident->reg_lock); val = trident->ac97_ctrl = inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT)); ucontrol->value.integer.value[0] = (val & (1 << kcontrol->private_value)) ? 1 : 0; spin_unlock_irq(&trident->reg_lock); return 0; } static int snd_trident_ac97_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); unsigned char val; int change = 0; spin_lock_irq(&trident->reg_lock); val = trident->ac97_ctrl = inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT)); val &= ~(1 << kcontrol->private_value); if (ucontrol->value.integer.value[0]) val |= 1 << kcontrol->private_value; change = val != trident->ac97_ctrl; trident->ac97_ctrl = val; outl(trident->ac97_ctrl = val, TRID_REG(trident, NX_ACR0_AC97_COM_STAT)); spin_unlock_irq(&trident->reg_lock); return change; } static const struct snd_kcontrol_new snd_trident_ac97_rear_control = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Rear Path", .info = snd_trident_ac97_control_info, .get = snd_trident_ac97_control_get, .put = snd_trident_ac97_control_put, .private_value = 4, }; /*--------------------------------------------------------------------------- snd_trident_vol_control Description: wave & music volume control ---------------------------------------------------------------------------*/ static int snd_trident_vol_control_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 2; uinfo->value.integer.min = 0; uinfo->value.integer.max = 255; return 0; } static int snd_trident_vol_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); unsigned int val; val = trident->musicvol_wavevol; ucontrol->value.integer.value[0] = 255 - ((val >> kcontrol->private_value) & 0xff); ucontrol->value.integer.value[1] = 255 - ((val >> (kcontrol->private_value + 8)) & 0xff); return 0; } static const DECLARE_TLV_DB_SCALE(db_scale_gvol, -6375, 25, 0); static int snd_trident_vol_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); unsigned int val; int change = 0; spin_lock_irq(&trident->reg_lock); val = trident->musicvol_wavevol; val &= ~(0xffff << kcontrol->private_value); val |= ((255 - (ucontrol->value.integer.value[0] & 0xff)) | ((255 - (ucontrol->value.integer.value[1] & 0xff)) << 8)) << kcontrol->private_value; change = val != trident->musicvol_wavevol; outl(trident->musicvol_wavevol = val, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL)); spin_unlock_irq(&trident->reg_lock); return change; } static const struct snd_kcontrol_new snd_trident_vol_music_control = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Music Playback Volume", .info = snd_trident_vol_control_info, .get = snd_trident_vol_control_get, .put = snd_trident_vol_control_put, .private_value = 16, .tlv = { .p = db_scale_gvol }, }; static const struct snd_kcontrol_new snd_trident_vol_wave_control = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Wave Playback Volume", .info = snd_trident_vol_control_info, .get = snd_trident_vol_control_get, .put = snd_trident_vol_control_put, .private_value = 0, .tlv = { .p = db_scale_gvol }, }; /*--------------------------------------------------------------------------- snd_trident_pcm_vol_control Description: PCM front volume control ---------------------------------------------------------------------------*/ static int snd_trident_pcm_vol_control_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = 255; if (trident->device == TRIDENT_DEVICE_ID_SI7018) uinfo->value.integer.max = 1023; return 0; } static int snd_trident_pcm_vol_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)]; if (trident->device == TRIDENT_DEVICE_ID_SI7018) { ucontrol->value.integer.value[0] = 1023 - mix->vol; } else { ucontrol->value.integer.value[0] = 255 - (mix->vol>>2); } return 0; } static int snd_trident_pcm_vol_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)]; unsigned int val; int change = 0; if (trident->device == TRIDENT_DEVICE_ID_SI7018) { val = 1023 - (ucontrol->value.integer.value[0] & 1023); } else { val = (255 - (ucontrol->value.integer.value[0] & 255)) << 2; } spin_lock_irq(&trident->reg_lock); change = val != mix->vol; mix->vol = val; if (mix->voice != NULL) snd_trident_write_vol_reg(trident, mix->voice, val); spin_unlock_irq(&trident->reg_lock); return change; } static const struct snd_kcontrol_new snd_trident_pcm_vol_control = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "PCM Front Playback Volume", .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, .count = 32, .info = snd_trident_pcm_vol_control_info, .get = snd_trident_pcm_vol_control_get, .put = snd_trident_pcm_vol_control_put, /* FIXME: no tlv yet */ }; /*--------------------------------------------------------------------------- snd_trident_pcm_pan_control Description: PCM front pan control ---------------------------------------------------------------------------*/ static int snd_trident_pcm_pan_control_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = 127; return 0; } static int snd_trident_pcm_pan_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)]; ucontrol->value.integer.value[0] = mix->pan; if (ucontrol->value.integer.value[0] & 0x40) { ucontrol->value.integer.value[0] = (0x3f - (ucontrol->value.integer.value[0] & 0x3f)); } else { ucontrol->value.integer.value[0] |= 0x40; } return 0; } static int snd_trident_pcm_pan_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)]; unsigned char val; int change = 0; if (ucontrol->value.integer.value[0] & 0x40) val = ucontrol->value.integer.value[0] & 0x3f; else val = (0x3f - (ucontrol->value.integer.value[0] & 0x3f)) | 0x40; spin_lock_irq(&trident->reg_lock); change = val != mix->pan; mix->pan = val; if (mix->voice != NULL) snd_trident_write_pan_reg(trident, mix->voice, val); spin_unlock_irq(&trident->reg_lock); return change; } static const struct snd_kcontrol_new snd_trident_pcm_pan_control = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "PCM Pan Playback Control", .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, .count = 32, .info = snd_trident_pcm_pan_control_info, .get = snd_trident_pcm_pan_control_get, .put = snd_trident_pcm_pan_control_put, }; /*--------------------------------------------------------------------------- snd_trident_pcm_rvol_control Description: PCM reverb volume control ---------------------------------------------------------------------------*/ static int snd_trident_pcm_rvol_control_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = 127; return 0; } static int snd_trident_pcm_rvol_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)]; ucontrol->value.integer.value[0] = 127 - mix->rvol; return 0; } static int snd_trident_pcm_rvol_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)]; unsigned short val; int change = 0; val = 0x7f - (ucontrol->value.integer.value[0] & 0x7f); spin_lock_irq(&trident->reg_lock); change = val != mix->rvol; mix->rvol = val; if (mix->voice != NULL) snd_trident_write_rvol_reg(trident, mix->voice, val); spin_unlock_irq(&trident->reg_lock); return change; } static const DECLARE_TLV_DB_SCALE(db_scale_crvol, -3175, 25, 1); static const struct snd_kcontrol_new snd_trident_pcm_rvol_control = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "PCM Reverb Playback Volume", .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, .count = 32, .info = snd_trident_pcm_rvol_control_info, .get = snd_trident_pcm_rvol_control_get, .put = snd_trident_pcm_rvol_control_put, .tlv = { .p = db_scale_crvol }, }; /*--------------------------------------------------------------------------- snd_trident_pcm_cvol_control Description: PCM chorus volume control ---------------------------------------------------------------------------*/ static int snd_trident_pcm_cvol_control_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = 127; return 0; } static int snd_trident_pcm_cvol_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)]; ucontrol->value.integer.value[0] = 127 - mix->cvol; return 0; } static int snd_trident_pcm_cvol_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_trident *trident = snd_kcontrol_chip(kcontrol); struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)]; unsigned short val; int change = 0; val = 0x7f - (ucontrol->value.integer.value[0] & 0x7f); spin_lock_irq(&trident->reg_lock); change = val != mix->cvol; mix->cvol = val; if (mix->voice != NULL) snd_trident_write_cvol_reg(trident, mix->voice, val); spin_unlock_irq(&trident->reg_lock); return change; } static const struct snd_kcontrol_new snd_trident_pcm_cvol_control = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "PCM Chorus Playback Volume", .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, .count = 32, .info = snd_trident_pcm_cvol_control_info, .get = snd_trident_pcm_cvol_control_get, .put = snd_trident_pcm_cvol_control_put, .tlv = { .p = db_scale_crvol }, }; static void snd_trident_notify_pcm_change1(struct snd_card *card, struct snd_kcontrol *kctl, int num, int activate) { struct snd_ctl_elem_id id; if (! kctl) return; if (activate) kctl->vd[num].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; else kctl->vd[num].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO, snd_ctl_build_ioff(&id, kctl, num)); } static void snd_trident_notify_pcm_change(struct snd_trident *trident, struct snd_trident_pcm_mixer *tmix, int num, int activate) { snd_trident_notify_pcm_change1(trident->card, trident->ctl_vol, num, activate); snd_trident_notify_pcm_change1(trident->card, trident->ctl_pan, num, activate); snd_trident_notify_pcm_change1(trident->card, trident->ctl_rvol, num, activate); snd_trident_notify_pcm_change1(trident->card, trident->ctl_cvol, num, activate); } static int snd_trident_pcm_mixer_build(struct snd_trident *trident, struct snd_trident_voice *voice, struct snd_pcm_substream *substream) { struct snd_trident_pcm_mixer *tmix; if (snd_BUG_ON(!trident || !voice || !substream)) return -EINVAL; tmix = &trident->pcm_mixer[substream->number]; tmix->voice = voice; tmix->vol = T4D_DEFAULT_PCM_VOL; tmix->pan = T4D_DEFAULT_PCM_PAN; tmix->rvol = T4D_DEFAULT_PCM_RVOL; tmix->cvol = T4D_DEFAULT_PCM_CVOL; snd_trident_notify_pcm_change(trident, tmix, substream->number, 1); return 0; } static int snd_trident_pcm_mixer_free(struct snd_trident *trident, struct snd_trident_voice *voice, struct snd_pcm_substream *substream) { struct snd_trident_pcm_mixer *tmix; if (snd_BUG_ON(!trident || !substream)) return -EINVAL; tmix = &trident->pcm_mixer[substream->number]; tmix->voice = NULL; snd_trident_notify_pcm_change(trident, tmix, substream->number, 0); return 0; } /*--------------------------------------------------------------------------- snd_trident_mixer Description: This routine registers the 4DWave device for mixer support. Parameters: trident - pointer to target device class for 4DWave. Returns: None ---------------------------------------------------------------------------*/ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device) { struct snd_ac97_template _ac97; struct snd_card *card = trident->card; struct snd_kcontrol *kctl; struct snd_ctl_elem_value *uctl; int idx, err, retries = 2; static const struct snd_ac97_bus_ops ops = { .write = snd_trident_codec_write, .read = snd_trident_codec_read, }; uctl = kzalloc(sizeof(*uctl), GFP_KERNEL); if (!uctl) return -ENOMEM; err = snd_ac97_bus(trident->card, 0, &ops, NULL, &trident->ac97_bus); if (err < 0) goto __out; memset(&_ac97, 0, sizeof(_ac97)); _ac97.private_data = trident; trident->ac97_detect = 1; __again: err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97); if (err < 0) { if (trident->device == TRIDENT_DEVICE_ID_SI7018) { err = snd_trident_sis_reset(trident); if (err < 0) goto __out; if (retries-- > 0) goto __again; err = -EIO; } goto __out; } /* secondary codec? */ if (trident->device == TRIDENT_DEVICE_ID_SI7018 && (inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_PRIMARY_READY) != 0) { _ac97.num = 1; err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97_sec); if (err < 0) dev_err(trident->card->dev, "SI7018: the secondary codec - invalid access\n"); #if 0 // only for my testing purpose --jk { struct snd_ac97 *mc97; err = snd_ac97_modem(trident->card, &_ac97, &mc97); if (err < 0) dev_err(trident->card->dev, "snd_ac97_modem returned error %i\n", err); } #endif } trident->ac97_detect = 0; if (trident->device != TRIDENT_DEVICE_ID_SI7018) { kctl = snd_ctl_new1(&snd_trident_vol_wave_control, trident); err = snd_ctl_add(card, kctl); if (err < 0) goto __out; kctl->put(kctl, uctl); kctl = snd_ctl_new1(&snd_trident_vol_music_control, trident); err = snd_ctl_add(card, kctl); if (err < 0) goto __out; kctl->put(kctl, uctl); outl(trident->musicvol_wavevol = 0x00000000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL)); } else { outl(trident->musicvol_wavevol = 0xffff0000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL)); } for (idx = 0; idx < 32; idx++) { struct snd_trident_pcm_mixer *tmix; tmix = &trident->pcm_mixer[idx]; tmix->voice = NULL; } trident->ctl_vol = snd_ctl_new1(&snd_trident_pcm_vol_control, trident); if (!trident->ctl_vol) goto __nomem; err = snd_ctl_add(card, trident->ctl_vol); if (err) goto __out; trident->ctl_pan = snd_ctl_new1(&snd_trident_pcm_pan_control, trident); if (!trident->ctl_pan) goto __nomem; err = snd_ctl_add(card, trident->ctl_pan); if (err) goto __out; trident->ctl_rvol = snd_ctl_new1(&snd_trident_pcm_rvol_control, trident); if (!trident->ctl_rvol) goto __nomem; err = snd_ctl_add(card, trident->ctl_rvol); if (err) goto __out; trident->ctl_cvol = snd_ctl_new1(&snd_trident_pcm_cvol_control, trident); if (!trident->ctl_cvol) goto __nomem; err = snd_ctl_add(card, trident->ctl_cvol); if (err) goto __out; if (trident->device == TRIDENT_DEVICE_ID_NX) { kctl = snd_ctl_new1(&snd_trident_ac97_rear_control, trident); err = snd_ctl_add(card, kctl); if (err < 0) goto __out; kctl->put(kctl, uctl); } if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) { kctl = snd_ctl_new1(&snd_trident_spdif_control, trident); if (kctl == NULL) { err = -ENOMEM; goto __out; } if (trident->ac97->ext_id & AC97_EI_SPDIF) kctl->id.index++; if (trident->ac97_sec && (trident->ac97_sec->ext_id & AC97_EI_SPDIF)) kctl->id.index++; idx = kctl->id.index; err = snd_ctl_add(card, kctl); if (err < 0) goto __out; kctl->put(kctl, uctl); kctl = snd_ctl_new1(&snd_trident_spdif_default, trident); if (kctl == NULL) { err = -ENOMEM; goto __out; } kctl->id.index = idx; kctl->id.device = pcm_spdif_device; err = snd_ctl_add(card, kctl); if (err < 0) goto __out; kctl = snd_ctl_new1(&snd_trident_spdif_mask, trident); if (kctl == NULL) { err = -ENOMEM; goto __out; } kctl->id.index = idx; kctl->id.device = pcm_spdif_device; err = snd_ctl_add(card, kctl); if (err < 0) goto __out; kctl = snd_ctl_new1(&snd_trident_spdif_stream, trident); if (kctl == NULL) { err = -ENOMEM; goto __out; } kctl->id.index = idx; kctl->id.device = pcm_spdif_device; err = snd_ctl_add(card, kctl); if (err < 0) goto __out; trident->spdif_pcm_ctl = kctl; } err = 0; goto __out; __nomem: err = -ENOMEM; __out: kfree(uctl); return err; } /* * gameport interface */ #if IS_REACHABLE(CONFIG_GAMEPORT) static unsigned char snd_trident_gameport_read(struct gameport *gameport) { struct snd_trident *chip = gameport_get_port_data(gameport); if (snd_BUG_ON(!chip)) return 0; return inb(TRID_REG(chip, GAMEPORT_LEGACY)); } static void snd_trident_gameport_trigger(struct gameport *gameport) { struct snd_trident *chip = gameport_get_port_data(gameport); if (snd_BUG_ON(!chip)) return; outb(0xff, TRID_REG(chip, GAMEPORT_LEGACY)); } static int snd_trident_gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons) { struct snd_trident *chip = gameport_get_port_data(gameport); int i; if (snd_BUG_ON(!chip)) return 0; *buttons = (~inb(TRID_REG(chip, GAMEPORT_LEGACY)) >> 4) & 0xf; for (i = 0; i < 4; i++) { axes[i] = inw(TRID_REG(chip, GAMEPORT_AXES + i * 2)); if (axes[i] == 0xffff) axes[i] = -1; } return 0; } static int snd_trident_gameport_open(struct gameport *gameport, int mode) { struct snd_trident *chip = gameport_get_port_data(gameport); if (snd_BUG_ON(!chip)) return 0; switch (mode) { case GAMEPORT_MODE_COOKED: outb(GAMEPORT_MODE_ADC, TRID_REG(chip, GAMEPORT_GCR)); msleep(20); return 0; case GAMEPORT_MODE_RAW: outb(0, TRID_REG(chip, GAMEPORT_GCR)); return 0; default: return -1; } } int snd_trident_create_gameport(struct snd_trident *chip) { struct gameport *gp; chip->gameport = gp = gameport_allocate_port(); if (!gp) { dev_err(chip->card->dev, "cannot allocate memory for gameport\n"); return -ENOMEM; } gameport_set_name(gp, "Trident 4DWave"); gameport_set_phys(gp, "pci%s/gameport0", pci_name(chip->pci)); gameport_set_dev_parent(gp, &chip->pci->dev); gameport_set_port_data(gp, chip); gp->fuzz = 64; gp->read = snd_trident_gameport_read; gp->trigger = snd_trident_gameport_trigger; gp->cooked_read = snd_trident_gameport_cooked_read; gp->open = snd_trident_gameport_open; gameport_register_port(gp); return 0; } static inline void snd_trident_free_gameport(struct snd_trident *chip) { if (chip->gameport) { gameport_unregister_port(chip->gameport); chip->gameport = NULL; } } #else int snd_trident_create_gameport(struct snd_trident *chip) { return -ENOSYS; } static inline void snd_trident_free_gameport(struct snd_trident *chip) { } #endif /* CONFIG_GAMEPORT */ /* * delay for 1 tick */ static inline void do_delay(struct snd_trident *chip) { schedule_timeout_uninterruptible(1); } /* * SiS reset routine */ static int snd_trident_sis_reset(struct snd_trident *trident) { unsigned long end_time; unsigned int i; int r; r = trident->in_suspend ? 0 : 2; /* count of retries */ __si7018_retry: pci_write_config_byte(trident->pci, 0x46, 0x04); /* SOFTWARE RESET */ udelay(100); pci_write_config_byte(trident->pci, 0x46, 0x00); udelay(100); /* disable AC97 GPIO interrupt */ outb(0x00, TRID_REG(trident, SI_AC97_GPIO)); /* initialize serial interface, force cold reset */ i = PCMOUT|SURROUT|CENTEROUT|LFEOUT|SECONDARY_ID|COLD_RESET; outl(i, TRID_REG(trident, SI_SERIAL_INTF_CTRL)); udelay(1000); /* remove cold reset */ i &= ~COLD_RESET; outl(i, TRID_REG(trident, SI_SERIAL_INTF_CTRL)); udelay(2000); /* wait, until the codec is ready */ end_time = (jiffies + (HZ * 3) / 4) + 1; do { if ((inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_PRIMARY_READY) != 0) goto __si7018_ok; do_delay(trident); } while (time_after_eq(end_time, jiffies)); dev_err(trident->card->dev, "AC'97 codec ready error [0x%x]\n", inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL))); if (r-- > 0) { end_time = jiffies + HZ; do { do_delay(trident); } while (time_after_eq(end_time, jiffies)); goto __si7018_retry; } __si7018_ok: /* wait for the second codec */ do { if ((inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_SECONDARY_READY) != 0) break; do_delay(trident); } while (time_after_eq(end_time, jiffies)); /* enable 64 channel mode */ outl(BANK_B_EN, TRID_REG(trident, T4D_LFO_GC_CIR)); return 0; } /* * /proc interface */ static void snd_trident_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) { struct snd_trident *trident = entry->private_data; char *s; switch (trident->device) { case TRIDENT_DEVICE_ID_SI7018: s = "SiS 7018 Audio"; break; case TRIDENT_DEVICE_ID_DX: s = "Trident 4DWave PCI DX"; break; case TRIDENT_DEVICE_ID_NX: s = "Trident 4DWave PCI NX"; break; default: s = "???"; } snd_iprintf(buffer, "%s\n\n", s); snd_iprintf(buffer, "Spurious IRQs : %d\n", trident->spurious_irq_count); snd_iprintf(buffer, "Spurious IRQ dlta: %d\n", trident->spurious_irq_max_delta); if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) snd_iprintf(buffer, "IEC958 Mixer Out : %s\n", trident->spdif_ctrl == 0x28 ? "on" : "off"); if (trident->device == TRIDENT_DEVICE_ID_NX) { snd_iprintf(buffer, "Rear Speakers : %s\n", trident->ac97_ctrl & 0x00000010 ? "on" : "off"); if (trident->tlb.entries) { snd_iprintf(buffer,"\nVirtual Memory\n"); snd_iprintf(buffer, "Memory Maximum : %d\n", trident->tlb.memhdr->size); snd_iprintf(buffer, "Memory Used : %d\n", trident->tlb.memhdr->used); snd_iprintf(buffer, "Memory Free : %d\n", snd_util_mem_avail(trident->tlb.memhdr)); } } } static void snd_trident_proc_init(struct snd_trident *trident) { const char *s = "trident"; if (trident->device == TRIDENT_DEVICE_ID_SI7018) s = "sis7018"; snd_card_ro_proc_new(trident->card, s, trident, snd_trident_proc_read); } /*--------------------------------------------------------------------------- snd_trident_tlb_alloc Description: Allocate and set up the TLB page table on 4D NX. Each entry has 4 bytes (physical PCI address). Parameters: trident - pointer to target device class for 4DWave. Returns: 0 or negative error code ---------------------------------------------------------------------------*/ static int snd_trident_tlb_alloc(struct snd_trident *trident) { int i; /* TLB array must be aligned to 16kB !!! so we allocate 32kB region and correct offset when necessary */ trident->tlb.buffer = snd_devm_alloc_pages(&trident->pci->dev, SNDRV_DMA_TYPE_DEV, 2 * SNDRV_TRIDENT_MAX_PAGES * 4); if (!trident->tlb.buffer) { dev_err(trident->card->dev, "unable to allocate TLB buffer\n"); return -ENOMEM; } trident->tlb.entries = (__le32 *)ALIGN((unsigned long)trident->tlb.buffer->area, SNDRV_TRIDENT_MAX_PAGES * 4); trident->tlb.entries_dmaaddr = ALIGN(trident->tlb.buffer->addr, SNDRV_TRIDENT_MAX_PAGES * 4); /* allocate and setup silent page and initialise TLB entries */ trident->tlb.silent_page = snd_devm_alloc_pages(&trident->pci->dev, SNDRV_DMA_TYPE_DEV, SNDRV_TRIDENT_PAGE_SIZE); if (!trident->tlb.silent_page) { dev_err(trident->card->dev, "unable to allocate silent page\n"); return -ENOMEM; } memset(trident->tlb.silent_page->area, 0, SNDRV_TRIDENT_PAGE_SIZE); for (i = 0; i < SNDRV_TRIDENT_MAX_PAGES; i++) trident->tlb.entries[i] = cpu_to_le32(trident->tlb.silent_page->addr & ~(SNDRV_TRIDENT_PAGE_SIZE-1)); /* use emu memory block manager code to manage tlb page allocation */ trident->tlb.memhdr = snd_util_memhdr_new(SNDRV_TRIDENT_PAGE_SIZE * SNDRV_TRIDENT_MAX_PAGES); if (trident->tlb.memhdr == NULL) return -ENOMEM; trident->tlb.memhdr->block_extra_size = sizeof(struct snd_trident_memblk_arg); return 0; } /* * initialize 4D DX chip */ static void snd_trident_stop_all_voices(struct snd_trident *trident) { outl(0xffffffff, TRID_REG(trident, T4D_STOP_A)); outl(0xffffffff, TRID_REG(trident, T4D_STOP_B)); outl(0, TRID_REG(trident, T4D_AINTEN_A)); outl(0, TRID_REG(trident, T4D_AINTEN_B)); } static int snd_trident_4d_dx_init(struct snd_trident *trident) { struct pci_dev *pci = trident->pci; unsigned long end_time; /* reset the legacy configuration and whole audio/wavetable block */ pci_write_config_dword(pci, 0x40, 0); /* DDMA */ pci_write_config_byte(pci, 0x44, 0); /* ports */ pci_write_config_byte(pci, 0x45, 0); /* Legacy DMA */ pci_write_config_byte(pci, 0x46, 4); /* reset */ udelay(100); pci_write_config_byte(pci, 0x46, 0); /* release reset */ udelay(100); /* warm reset of the AC'97 codec */ outl(0x00000001, TRID_REG(trident, DX_ACR2_AC97_COM_STAT)); udelay(100); outl(0x00000000, TRID_REG(trident, DX_ACR2_AC97_COM_STAT)); /* DAC on, disable SB IRQ and try to force ADC valid signal */ trident->ac97_ctrl = 0x0000004a; outl(trident->ac97_ctrl, TRID_REG(trident, DX_ACR2_AC97_COM_STAT)); /* wait, until the codec is ready */ end_time = (jiffies + (HZ * 3) / 4) + 1; do { if ((inl(TRID_REG(trident, DX_ACR2_AC97_COM_STAT)) & 0x0010) != 0) goto __dx_ok; do_delay(trident); } while (time_after_eq(end_time, jiffies)); dev_err(trident->card->dev, "AC'97 codec ready error\n"); return -EIO; __dx_ok: snd_trident_stop_all_voices(trident); return 0; } /* * initialize 4D NX chip */ static int snd_trident_4d_nx_init(struct snd_trident *trident) { struct pci_dev *pci = trident->pci; unsigned long end_time; /* reset the legacy configuration and whole audio/wavetable block */ pci_write_config_dword(pci, 0x40, 0); /* DDMA */ pci_write_config_byte(pci, 0x44, 0); /* ports */ pci_write_config_byte(pci, 0x45, 0); /* Legacy DMA */ pci_write_config_byte(pci, 0x46, 1); /* reset */ udelay(100); pci_write_config_byte(pci, 0x46, 0); /* release reset */ udelay(100); /* warm reset of the AC'97 codec */ outl(0x00000001, TRID_REG(trident, NX_ACR0_AC97_COM_STAT)); udelay(100); outl(0x00000000, TRID_REG(trident, NX_ACR0_AC97_COM_STAT)); /* wait, until the codec is ready */ end_time = (jiffies + (HZ * 3) / 4) + 1; do { if ((inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT)) & 0x0008) != 0) goto __nx_ok; do_delay(trident); } while (time_after_eq(end_time, jiffies)); dev_err(trident->card->dev, "AC'97 codec ready error [0x%x]\n", inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT))); return -EIO; __nx_ok: /* DAC on */ trident->ac97_ctrl = 0x00000002; outl(trident->ac97_ctrl, TRID_REG(trident, NX_ACR0_AC97_COM_STAT)); /* disable SB IRQ */ outl(NX_SB_IRQ_DISABLE, TRID_REG(trident, T4D_MISCINT)); snd_trident_stop_all_voices(trident); if (trident->tlb.entries != NULL) { unsigned int i; /* enable virtual addressing via TLB */ i = trident->tlb.entries_dmaaddr; i |= 0x00000001; outl(i, TRID_REG(trident, NX_TLBC)); } else { outl(0, TRID_REG(trident, NX_TLBC)); } /* initialize S/PDIF */ outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS)); outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3)); return 0; } /* * initialize sis7018 chip */ static int snd_trident_sis_init(struct snd_trident *trident) { int err; err = snd_trident_sis_reset(trident); if (err < 0) return err; snd_trident_stop_all_voices(trident); /* initialize S/PDIF */ outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS)); return 0; } /*--------------------------------------------------------------------------- snd_trident_create Description: This routine will create the device specific class for the 4DWave card. It will also perform basic initialization. Parameters: card - which card to create pci - interface to PCI bus resource info dma1ptr - playback dma buffer dma2ptr - capture dma buffer irqptr - interrupt resource info Returns: 4DWave device class private data ---------------------------------------------------------------------------*/ int snd_trident_create(struct snd_card *card, struct pci_dev *pci, int pcm_streams, int pcm_spdif_device, int max_wavetable_size) { struct snd_trident *trident = card->private_data; int i, err; struct snd_trident_voice *voice; struct snd_trident_pcm_mixer *tmix; /* enable PCI device */ err = pcim_enable_device(pci); if (err < 0) return err; /* check, if we can restrict PCI DMA transfers to 30 bits */ if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(30))) { dev_err(card->dev, "architecture does not support 30bit PCI busmaster DMA\n"); return -ENXIO; } trident->device = (pci->vendor << 16) | pci->device; trident->card = card; trident->pci = pci; spin_lock_init(&trident->reg_lock); spin_lock_init(&trident->event_lock); spin_lock_init(&trident->voice_alloc); if (pcm_streams < 1) pcm_streams = 1; if (pcm_streams > 32) pcm_streams = 32; trident->ChanPCM = pcm_streams; if (max_wavetable_size < 0 ) max_wavetable_size = 0; trident->synth.max_size = max_wavetable_size * 1024; trident->irq = -1; card->private_free = snd_trident_free; trident->midi_port = TRID_REG(trident, T4D_MPU401_BASE); pci_set_master(pci); err = pci_request_regions(pci, "Trident Audio"); if (err < 0) return err; trident->port = pci_resource_start(pci, 0); if (devm_request_irq(&pci->dev, pci->irq, snd_trident_interrupt, IRQF_SHARED, KBUILD_MODNAME, trident)) { dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq); return -EBUSY; } trident->irq = pci->irq; card->sync_irq = trident->irq; /* allocate 16k-aligned TLB for NX cards */ trident->tlb.entries = NULL; if (trident->device == TRIDENT_DEVICE_ID_NX) { err = snd_trident_tlb_alloc(trident); if (err < 0) return err; } trident->spdif_bits = trident->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF; /* initialize chip */ switch (trident->device) { case TRIDENT_DEVICE_ID_DX: err = snd_trident_4d_dx_init(trident); break; case TRIDENT_DEVICE_ID_NX: err = snd_trident_4d_nx_init(trident); break; case TRIDENT_DEVICE_ID_SI7018: err = snd_trident_sis_init(trident); break; default: snd_BUG(); break; } if (err < 0) return err; err = snd_trident_mixer(trident, pcm_spdif_device); if (err < 0) return err; /* initialise synth voices */ for (i = 0; i < 64; i++) { voice = &trident->synth.voices[i]; voice->number = i; voice->trident = trident; } /* initialize pcm mixer entries */ for (i = 0; i < 32; i++) { tmix = &trident->pcm_mixer[i]; tmix->vol = T4D_DEFAULT_PCM_VOL; tmix->pan = T4D_DEFAULT_PCM_PAN; tmix->rvol = T4D_DEFAULT_PCM_RVOL; tmix->cvol = T4D_DEFAULT_PCM_CVOL; } snd_trident_enable_eso(trident); snd_trident_proc_init(trident); return 0; } /*--------------------------------------------------------------------------- snd_trident_free Description: This routine will free the device specific class for the 4DWave card. Parameters: card - card to release Returns: None. ---------------------------------------------------------------------------*/ static void snd_trident_free(struct snd_card *card) { struct snd_trident *trident = card->private_data; snd_trident_free_gameport(trident); snd_trident_disable_eso(trident); // Disable S/PDIF out if (trident->device == TRIDENT_DEVICE_ID_NX) outb(0x00, TRID_REG(trident, NX_SPCTRL_SPCSO + 3)); else if (trident->device == TRIDENT_DEVICE_ID_SI7018) { outl(0, TRID_REG(trident, SI_SERIAL_INTF_CTRL)); } if (trident->tlb.buffer) { outl(0, TRID_REG(trident, NX_TLBC)); snd_util_memhdr_free(trident->tlb.memhdr); } } /*--------------------------------------------------------------------------- snd_trident_interrupt Description: ISR for Trident 4DWave device Parameters: trident - device specific private data for 4DWave card Problems: It seems that Trident chips generates interrupts more than one time in special cases. The spurious interrupts are detected via sample timer (T4D_STIMER) and computing corresponding delta value. The limits are detected with the method try & fail so it is possible that it won't work on all computers. [jaroslav] Returns: None. ---------------------------------------------------------------------------*/ static irqreturn_t snd_trident_interrupt(int irq, void *dev_id) { struct snd_trident *trident = dev_id; unsigned int audio_int, chn_int, stimer, channel, mask, tmp; int delta; struct snd_trident_voice *voice; audio_int = inl(TRID_REG(trident, T4D_MISCINT)); if ((audio_int & (ADDRESS_IRQ|MPU401_IRQ)) == 0) return IRQ_NONE; if (audio_int & ADDRESS_IRQ) { // get interrupt status for all channels spin_lock(&trident->reg_lock); stimer = inl(TRID_REG(trident, T4D_STIMER)) & 0x00ffffff; chn_int = inl(TRID_REG(trident, T4D_AINT_A)); if (chn_int == 0) goto __skip1; outl(chn_int, TRID_REG(trident, T4D_AINT_A)); /* ack */ __skip1: chn_int = inl(TRID_REG(trident, T4D_AINT_B)); if (chn_int == 0) goto __skip2; for (channel = 63; channel >= 32; channel--) { mask = 1 << (channel&0x1f); if ((chn_int & mask) == 0) continue; voice = &trident->synth.voices[channel]; if (!voice->pcm || voice->substream == NULL) { outl(mask, TRID_REG(trident, T4D_STOP_B)); continue; } delta = (int)stimer - (int)voice->stimer; if (delta < 0) delta = -delta; if ((unsigned int)delta < voice->spurious_threshold) { /* do some statistics here */ trident->spurious_irq_count++; if (trident->spurious_irq_max_delta < (unsigned int)delta) trident->spurious_irq_max_delta = delta; continue; } voice->stimer = stimer; if (voice->isync) { if (!voice->isync3) { tmp = inw(TRID_REG(trident, T4D_SBBL_SBCL)); if (trident->bDMAStart & 0x40) tmp >>= 1; if (tmp > 0) tmp = voice->isync_max - tmp; } else { tmp = inl(TRID_REG(trident, NX_SPCTRL_SPCSO)) & 0x00ffffff; } if (tmp < voice->isync_mark) { if (tmp > 0x10) tmp = voice->isync_ESO - 7; else tmp = voice->isync_ESO + 2; /* update ESO for IRQ voice to preserve sync */ snd_trident_stop_voice(trident, voice->number); snd_trident_write_eso_reg(trident, voice, tmp); snd_trident_start_voice(trident, voice->number); } } else if (voice->isync2) { voice->isync2 = 0; /* write original ESO and update CSO for IRQ voice to preserve sync */ snd_trident_stop_voice(trident, voice->number); snd_trident_write_cso_reg(trident, voice, voice->isync_mark); snd_trident_write_eso_reg(trident, voice, voice->ESO); snd_trident_start_voice(trident, voice->number); } #if 0 if (voice->extra) { /* update CSO for extra voice to preserve sync */ snd_trident_stop_voice(trident, voice->extra->number); snd_trident_write_cso_reg(trident, voice->extra, 0); snd_trident_start_voice(trident, voice->extra->number); } #endif spin_unlock(&trident->reg_lock); snd_pcm_period_elapsed(voice->substream); spin_lock(&trident->reg_lock); } outl(chn_int, TRID_REG(trident, T4D_AINT_B)); /* ack */ __skip2: spin_unlock(&trident->reg_lock); } if (audio_int & MPU401_IRQ) { if (trident->rmidi) { snd_mpu401_uart_interrupt(irq, trident->rmidi->private_data); } else { inb(TRID_REG(trident, T4D_MPUR0)); } } // outl((ST_TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW), TRID_REG(trident, T4D_MISCINT)); return IRQ_HANDLED; } struct snd_trident_voice *snd_trident_alloc_voice(struct snd_trident * trident, int type, int client, int port) { struct snd_trident_voice *pvoice; unsigned long flags; int idx; spin_lock_irqsave(&trident->voice_alloc, flags); if (type == SNDRV_TRIDENT_VOICE_TYPE_PCM) { idx = snd_trident_allocate_pcm_channel(trident); if(idx < 0) { spin_unlock_irqrestore(&trident->voice_alloc, flags); return NULL; } pvoice = &trident->synth.voices[idx]; pvoice->use = 1; pvoice->pcm = 1; pvoice->capture = 0; pvoice->spdif = 0; pvoice->memblk = NULL; pvoice->substream = NULL; spin_unlock_irqrestore(&trident->voice_alloc, flags); return pvoice; } if (type == SNDRV_TRIDENT_VOICE_TYPE_SYNTH) { idx = snd_trident_allocate_synth_channel(trident); if(idx < 0) { spin_unlock_irqrestore(&trident->voice_alloc, flags); return NULL; } pvoice = &trident->synth.voices[idx]; pvoice->use = 1; pvoice->synth = 1; pvoice->client = client; pvoice->port = port; pvoice->memblk = NULL; spin_unlock_irqrestore(&trident->voice_alloc, flags); return pvoice; } if (type == SNDRV_TRIDENT_VOICE_TYPE_MIDI) { } spin_unlock_irqrestore(&trident->voice_alloc, flags); return NULL; } EXPORT_SYMBOL(snd_trident_alloc_voice); void snd_trident_free_voice(struct snd_trident * trident, struct snd_trident_voice *voice) { unsigned long flags; void (*private_free)(struct snd_trident_voice *); if (voice == NULL || !voice->use) return; snd_trident_clear_voices(trident, voice->number, voice->number); spin_lock_irqsave(&trident->voice_alloc, flags); private_free = voice->private_free; voice->private_free = NULL; voice->private_data = NULL; if (voice->pcm) snd_trident_free_pcm_channel(trident, voice->number); if (voice->synth) snd_trident_free_synth_channel(trident, voice->number); voice->use = voice->pcm = voice->synth = voice->midi = 0; voice->capture = voice->spdif = 0; voice->sample_ops = NULL; voice->substream = NULL; voice->extra = NULL; spin_unlock_irqrestore(&trident->voice_alloc, flags); if (private_free) private_free(voice); } EXPORT_SYMBOL(snd_trident_free_voice); static void snd_trident_clear_voices(struct snd_trident * trident, unsigned short v_min, unsigned short v_max) { unsigned int i, val, mask[2] = { 0, 0 }; if (snd_BUG_ON(v_min > 63 || v_max > 63)) return; for (i = v_min; i <= v_max; i++) mask[i >> 5] |= 1 << (i & 0x1f); if (mask[0]) { outl(mask[0], TRID_REG(trident, T4D_STOP_A)); val = inl(TRID_REG(trident, T4D_AINTEN_A)); outl(val & ~mask[0], TRID_REG(trident, T4D_AINTEN_A)); } if (mask[1]) { outl(mask[1], TRID_REG(trident, T4D_STOP_B)); val = inl(TRID_REG(trident, T4D_AINTEN_B)); outl(val & ~mask[1], TRID_REG(trident, T4D_AINTEN_B)); } } #ifdef CONFIG_PM_SLEEP static int snd_trident_suspend(struct device *dev) { struct snd_card *card = dev_get_drvdata(dev); struct snd_trident *trident = card->private_data; trident->in_suspend = 1; snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); snd_ac97_suspend(trident->ac97); snd_ac97_suspend(trident->ac97_sec); return 0; } static int snd_trident_resume(struct device *dev) { struct snd_card *card = dev_get_drvdata(dev); struct snd_trident *trident = card->private_data; switch (trident->device) { case TRIDENT_DEVICE_ID_DX: snd_trident_4d_dx_init(trident); break; case TRIDENT_DEVICE_ID_NX: snd_trident_4d_nx_init(trident); break; case TRIDENT_DEVICE_ID_SI7018: snd_trident_sis_init(trident); break; } snd_ac97_resume(trident->ac97); snd_ac97_resume(trident->ac97_sec); /* restore some registers */ outl(trident->musicvol_wavevol, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL)); snd_trident_enable_eso(trident); snd_power_change_state(card, SNDRV_CTL_POWER_D0); trident->in_suspend = 0; return 0; } SIMPLE_DEV_PM_OPS(snd_trident_pm, snd_trident_suspend, snd_trident_resume); #endif /* CONFIG_PM_SLEEP */
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