| // 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 int snd_trident_free(struct snd_trident *trident); |
| |
| /* |
| * 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 = (((rate << 12) + 24000) / 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_ioctl |
| |
| Description: Device I/O control handler for playback/capture parameters. |
| |
| Parameters: substream - PCM substream class |
| cmd - what ioctl message to process |
| arg - additional message infoarg |
| |
| Returns: Error status |
| |
| ---------------------------------------------------------------------------*/ |
| |
| static int snd_trident_ioctl(struct snd_pcm_substream *substream, |
| unsigned int cmd, |
| void *arg) |
| { |
| /* FIXME: it seems that with small periods the behaviour of |
| trident hardware is unpredictable and interrupt generator |
| is broken */ |
| return snd_pcm_lib_ioctl(substream, cmd, arg); |
| } |
| |
| /*--------------------------------------------------------------------------- |
| 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; |
| int err; |
| |
| if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) |
| return err; |
| if (trident->tlb.entries) { |
| if (err > 0) { /* change */ |
| 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; |
| } |
| } |
| snd_pcm_lib_free_pages(substream); |
| 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 = (((unsigned int) 48000L << 12) + (runtime->rate/2)) / 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) |
| { |
| int err; |
| |
| if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) |
| return err; |
| |
| 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; |
| |
| snd_pcm_lib_free_pages(substream); |
| 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, |
| .ioctl = snd_trident_ioctl, |
| .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, |
| .ioctl = snd_trident_ioctl, |
| .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, |
| .page = snd_pcm_sgbuf_ops_page, |
| }; |
| |
| static const struct snd_pcm_ops snd_trident_capture_ops = { |
| .open = snd_trident_capture_open, |
| .close = snd_trident_capture_close, |
| .ioctl = snd_trident_ioctl, |
| .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, |
| .ioctl = snd_trident_ioctl, |
| .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, |
| .ioctl = snd_trident_ioctl, |
| .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, |
| .ioctl = snd_trident_ioctl, |
| .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, |
| .page = snd_pcm_sgbuf_ops_page, |
| }; |
| |
| static const struct snd_pcm_ops snd_trident_spdif_ops = { |
| .open = snd_trident_spdif_open, |
| .close = snd_trident_spdif_close, |
| .ioctl = snd_trident_ioctl, |
| .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, |
| .ioctl = snd_trident_ioctl, |
| .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; |
| |
| if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, trident->ChanPCM, 1, &pcm)) < 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_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, |
| snd_dma_pci_data(trident->pci), |
| 64*1024, 128*1024); |
| snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream, |
| SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci), |
| 64*1024, 128*1024); |
| } else { |
| snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, |
| snd_dma_pci_data(trident->pci), 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; |
| if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, 0, num_chan, &foldback)) < 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_lib_preallocate_pages_for_all(foldback, SNDRV_DMA_TYPE_DEV_SG, |
| snd_dma_pci_data(trident->pci), 0, 128*1024); |
| else |
| snd_pcm_lib_preallocate_pages_for_all(foldback, SNDRV_DMA_TYPE_DEV, |
| snd_dma_pci_data(trident->pci), 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; |
| |
| if ((err = snd_pcm_new(trident->card, "trident_dx_nx IEC958", device, 1, 0, &spdif)) < 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_lib_preallocate_pages_for_all(spdif, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci), 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 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; |
| |
| if ((err = snd_ac97_bus(trident->card, 0, &ops, NULL, &trident->ac97_bus)) < 0) |
| goto __out; |
| |
| memset(&_ac97, 0, sizeof(_ac97)); |
| _ac97.private_data = trident; |
| trident->ac97_detect = 1; |
| |
| __again: |
| if ((err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97)) < 0) { |
| if (trident->device == TRIDENT_DEVICE_ID_SI7018) { |
| if ((err = snd_trident_sis_reset(trident)) < 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) { |
| if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_wave_control, trident))) < 0) |
| goto __out; |
| kctl->put(kctl, uctl); |
| if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_music_control, trident))) < 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; |
| } |
| if ((trident->ctl_vol = snd_ctl_new1(&snd_trident_pcm_vol_control, trident)) == NULL) |
| goto __nomem; |
| if ((err = snd_ctl_add(card, trident->ctl_vol))) |
| goto __out; |
| |
| if ((trident->ctl_pan = snd_ctl_new1(&snd_trident_pcm_pan_control, trident)) == NULL) |
| goto __nomem; |
| if ((err = snd_ctl_add(card, trident->ctl_pan))) |
| goto __out; |
| |
| if ((trident->ctl_rvol = snd_ctl_new1(&snd_trident_pcm_rvol_control, trident)) == NULL) |
| goto __nomem; |
| if ((err = snd_ctl_add(card, trident->ctl_rvol))) |
| goto __out; |
| |
| if ((trident->ctl_cvol = snd_ctl_new1(&snd_trident_pcm_cvol_control, trident)) == NULL) |
| goto __nomem; |
| if ((err = snd_ctl_add(card, trident->ctl_cvol))) |
| goto __out; |
| |
| if (trident->device == TRIDENT_DEVICE_ID_NX) { |
| if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_ac97_rear_control, trident))) < 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; |
| if ((err = snd_ctl_add(card, kctl)) < 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; |
| if ((err = snd_ctl_add(card, kctl)) < 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; |
| if ((err = snd_ctl_add(card, kctl)) < 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; |
| if ((err = snd_ctl_add(card, kctl)) < 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); |
| } |
| |
| static int snd_trident_dev_free(struct snd_device *device) |
| { |
| struct snd_trident *trident = device->device_data; |
| return snd_trident_free(trident); |
| } |
| |
| /*--------------------------------------------------------------------------- |
| 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 */ |
| |
| if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci), |
| 2 * SNDRV_TRIDENT_MAX_PAGES * 4, &trident->tlb.buffer) < 0) { |
| 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 shadow TLB page table (virtual addresses) */ |
| trident->tlb.shadow_entries = |
| vmalloc(array_size(SNDRV_TRIDENT_MAX_PAGES, |
| sizeof(unsigned long))); |
| if (!trident->tlb.shadow_entries) |
| return -ENOMEM; |
| |
| /* allocate and setup silent page and initialise TLB entries */ |
| if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci), |
| SNDRV_TRIDENT_PAGE_SIZE, &trident->tlb.silent_page) < 0) { |
| 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)); |
| trident->tlb.shadow_entries[i] = (unsigned long)trident->tlb.silent_page.area; |
| } |
| |
| /* 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; |
| |
| if ((err = snd_trident_sis_reset(trident)) < 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 ** rtrident) |
| { |
| struct snd_trident *trident; |
| int i, err; |
| struct snd_trident_voice *voice; |
| struct snd_trident_pcm_mixer *tmix; |
| static struct snd_device_ops ops = { |
| .dev_free = snd_trident_dev_free, |
| }; |
| |
| *rtrident = NULL; |
| |
| /* enable PCI device */ |
| if ((err = pci_enable_device(pci)) < 0) |
| return err; |
| /* check, if we can restrict PCI DMA transfers to 30 bits */ |
| if (dma_set_mask(&pci->dev, DMA_BIT_MASK(30)) < 0 || |
| dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(30)) < 0) { |
| dev_err(card->dev, |
| "architecture does not support 30bit PCI busmaster DMA\n"); |
| pci_disable_device(pci); |
| return -ENXIO; |
| } |
| |
| trident = kzalloc(sizeof(*trident), GFP_KERNEL); |
| if (trident == NULL) { |
| pci_disable_device(pci); |
| return -ENOMEM; |
| } |
| 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; |
| |
| trident->midi_port = TRID_REG(trident, T4D_MPU401_BASE); |
| pci_set_master(pci); |
| |
| if ((err = pci_request_regions(pci, "Trident Audio")) < 0) { |
| kfree(trident); |
| pci_disable_device(pci); |
| return err; |
| } |
| trident->port = pci_resource_start(pci, 0); |
| |
| if (request_irq(pci->irq, snd_trident_interrupt, IRQF_SHARED, |
| KBUILD_MODNAME, trident)) { |
| dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq); |
| snd_trident_free(trident); |
| return -EBUSY; |
| } |
| trident->irq = pci->irq; |
| |
| /* allocate 16k-aligned TLB for NX cards */ |
| trident->tlb.entries = NULL; |
| trident->tlb.buffer.area = NULL; |
| if (trident->device == TRIDENT_DEVICE_ID_NX) { |
| if ((err = snd_trident_tlb_alloc(trident)) < 0) { |
| snd_trident_free(trident); |
| 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) { |
| snd_trident_free(trident); |
| return err; |
| } |
| |
| if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, trident, &ops)) < 0) { |
| snd_trident_free(trident); |
| return err; |
| } |
| |
| if ((err = snd_trident_mixer(trident, pcm_spdif_device)) < 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); |
| *rtrident = trident; |
| return 0; |
| } |
| |
| /*--------------------------------------------------------------------------- |
| snd_trident_free |
| |
| Description: This routine will free the device specific class for |
| the 4DWave card. |
| |
| Parameters: trident - device specific private data for 4DWave card |
| |
| Returns: None. |
| |
| ---------------------------------------------------------------------------*/ |
| |
| static int snd_trident_free(struct snd_trident *trident) |
| { |
| 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->irq >= 0) |
| free_irq(trident->irq, trident); |
| if (trident->tlb.buffer.area) { |
| outl(0, TRID_REG(trident, NX_TLBC)); |
| snd_util_memhdr_free(trident->tlb.memhdr); |
| if (trident->tlb.silent_page.area) |
| snd_dma_free_pages(&trident->tlb.silent_page); |
| vfree(trident->tlb.shadow_entries); |
| snd_dma_free_pages(&trident->tlb.buffer); |
| } |
| pci_release_regions(trident->pci); |
| pci_disable_device(trident->pci); |
| kfree(trident); |
| return 0; |
| } |
| |
| /*--------------------------------------------------------------------------- |
| 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 */ |
