diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/azt3328.c | 981 | ||||
| -rw-r--r-- | sound/pci/azt3328.h | 135 |
2 files changed, 728 insertions, 388 deletions
diff --git a/sound/pci/azt3328.c b/sound/pci/azt3328.c index 8260079a25f..da99b1be2e8 100644 --- a/sound/pci/azt3328.c +++ b/sound/pci/azt3328.c @@ -1,6 +1,6 @@ /* * azt3328.c - driver for Aztech AZF3328 based soundcards (e.g. PCI168). - * Copyright (C) 2002 by Andreas Mohr <hw7oshyuv3001@sneakemail.com> + * Copyright (C) 2002, 2005 by Andreas Mohr <andi AT lisas.de> * * Framework borrowed from Bart Hartgers's als4000.c. * Driver developed on PCI168 AP(W) version (PCI rev. 10, subsystem ID 1801), @@ -46,7 +46,7 @@ * - MPU401 (+ legacy address support) FIXME: how to enable legacy addr?? * - game port (legacy address support) * - built-in General DirectX timer having a 20 bits counter - * with 1us resolution (FIXME: where is it?) + * with 1us resolution (see below!) * - I2S serial port for external DAC * - supports 33MHz PCI spec 2.1, PCI power management 1.0, compliant with ACPI * - supports hardware volume control @@ -55,13 +55,23 @@ * required for Microsoft's logo compliance (FIXME: where?) * - PCI168 AP(W) card: power amplifier with 4 Watts/channel at 4 Ohms * + * Note that this driver now is actually *better* than the Windows driver, + * since it additionally supports the card's 1MHz DirectX timer - just try + * the following snd-seq module parameters etc.: + * - options snd-seq seq_default_timer_class=2 seq_default_timer_sclass=0 + * seq_default_timer_card=0 seq_client_load=1 seq_default_timer_device=0 + * seq_default_timer_subdevice=0 seq_default_timer_resolution=1000000 + * - "timidity -iAv -B2,8 -Os -EFreverb=0" + * - "pmidi -p 128:0 jazz.mid" + * * Certain PCI versions of this card are susceptible to DMA traffic underruns * in some systems (resulting in sound crackling/clicking/popping), * probably because they don't have a DMA FIFO buffer or so. * Overview (PCI ID/PCI subID/PCI rev.): * - no DMA crackling on SiS735: 0x50DC/0x1801/16 * - unknown performance: 0x50DC/0x1801/10 - * + * (well, it's not bad on an Athlon 1800 with now very optimized IRQ handler) + * * Crackling happens with VIA chipsets or, in my case, an SiS735, which is * supposed to be very fast and supposed to get rid of crackling much * better than a VIA, yet ironically I still get crackling, like many other @@ -76,18 +86,13 @@ * - Disable ACPI/power management/"Auto Detect RAM/PCI Clk" in BIOS * * BUGS - * - when Ctrl-C'ing mpg321, the playback loops a bit - * (premature DMA playback reset?) - * - full-duplex sometimes breaks (IRQ management issues?). - * Once even a spontaneous REBOOT happened!!! + * - full-duplex might *still* be problematic, not fully tested recently * * TODO * - test MPU401 MIDI playback etc. - * - power management (CONFIG_PM). See e.g. intel8x0 or cs4281. + * - power management. See e.g. intel8x0 or cs4281. * This would be nice since the chip runs a bit hot, and it's *required* - * anyway for proper ACPI power management. In other words: rest - * assured that I *will* implement this very soon; as soon as Linux 2.5.x - * has power management that's bugfree enough to work properly on my desktop. + * anyway for proper ACPI power management. * - figure out what all unknown port bits are responsible for */ @@ -108,7 +113,7 @@ #include <sound/initval.h> #include "azt3328.h" -MODULE_AUTHOR("Andreas Mohr <hw7oshyuv3001@sneakemail.com>"); +MODULE_AUTHOR("Andreas Mohr <andi AT lisas.de>"); MODULE_DESCRIPTION("Aztech AZF3328 (PCI168)"); MODULE_LICENSE("GPL"); MODULE_SUPPORTED_DEVICE("{{Aztech,AZF3328}}"); @@ -122,6 +127,7 @@ MODULE_SUPPORTED_DEVICE("{{Aztech,AZF3328}}"); #define DEBUG_MIXER 0 #define DEBUG_PLAY_REC 0 #define DEBUG_IO 0 +#define DEBUG_TIMER 0 #define MIXER_TESTING 0 #if DEBUG_MISC @@ -132,8 +138,8 @@ MODULE_SUPPORTED_DEVICE("{{Aztech,AZF3328}}"); #if DEBUG_CALLS #define snd_azf3328_dbgcalls(format, args...) printk(format, ##args) -#define snd_azf3328_dbgcallenter() printk(KERN_ERR "entering %s\n", __FUNCTION__) -#define snd_azf3328_dbgcallleave() printk(KERN_ERR "leaving %s\n", __FUNCTION__) +#define snd_azf3328_dbgcallenter() printk(KERN_ERR "--> %s\n", __FUNCTION__) +#define snd_azf3328_dbgcallleave() printk(KERN_ERR "<-- %s\n", __FUNCTION__) #else #define snd_azf3328_dbgcalls(format, args...) #define snd_azf3328_dbgcallenter() @@ -152,13 +158,12 @@ MODULE_SUPPORTED_DEVICE("{{Aztech,AZF3328}}"); #define snd_azf3328_dbgplay(format, args...) #endif -#if DEBUG_IO -#define snd_azf3328_dbgio(chip, where) \ - printk(KERN_ERR "%s: IDX_IO_PLAY_FLAGS %04x, IDX_IO_PLAY_IRQMASK %04x, IDX_IO_IRQSTATUS %04x\n", where, inw(chip->codec_port+IDX_IO_PLAY_FLAGS), inw(chip->codec_port+IDX_IO_PLAY_IRQMASK), inw(chip->codec_port+IDX_IO_IRQSTATUS)) +#if DEBUG_MISC +#define snd_azf3328_dbgtimer(format, args...) printk(KERN_ERR format, ##args) #else -#define snd_azf3328_dbgio(chip, where) -#endif - +#define snd_azf3328_dbgtimer(format, args...) +#endif + static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ module_param_array(index, int, NULL, 0444); MODULE_PARM_DESC(index, "Index value for AZF3328 soundcard."); @@ -177,35 +182,40 @@ module_param_array(joystick, bool, NULL, 0444); MODULE_PARM_DESC(joystick, "Enable joystick for AZF3328 soundcard."); #endif -typedef struct _snd_azf3328 azf3328_t; - -struct _snd_azf3328 { - int irq; +static int seqtimer_scaling = 128; +module_param(seqtimer_scaling, int, 0444); +MODULE_PARM_DESC(seqtimer_scaling, "Set 1024000Hz sequencer timer scale factor (lockup danger!). Default 128."); +typedef struct _snd_azf3328 { + /* often-used fields towards beginning, then grouped */ unsigned long codec_port; unsigned long io2_port; unsigned long mpu_port; unsigned long synth_port; unsigned long mixer_port; -#ifdef SUPPORT_JOYSTICK - struct gameport *gameport; -#endif - - struct pci_dev *pci; - snd_card_t *card; + spinlock_t reg_lock; + snd_timer_t *timer; + snd_pcm_t *pcm; - snd_rawmidi_t *rmidi; snd_pcm_substream_t *playback_substream; snd_pcm_substream_t *capture_substream; unsigned int is_playing; unsigned int is_recording; - spinlock_t reg_lock; -}; + snd_card_t *card; + snd_rawmidi_t *rmidi; + +#ifdef SUPPORT_JOYSTICK + struct gameport *gameport; +#endif -static struct pci_device_id snd_azf3328_ids[] = { + struct pci_dev *pci; + int irq; +} azf3328_t; + +static const struct pci_device_id snd_azf3328_ids[] = { { 0x122D, 0x50DC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* PCI168/3328 */ { 0x122D, 0x80DA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* 3328 */ { 0, } @@ -213,57 +223,90 @@ static struct pci_device_id snd_azf3328_ids[] = { MODULE_DEVICE_TABLE(pci, snd_azf3328_ids); -static inline void snd_azf3328_io2_write(azf3328_t *chip, int reg, unsigned char value) +static inline void +snd_azf3328_codec_outb(const azf3328_t *chip, int reg, u8 value) +{ + outb(value, chip->codec_port + reg); +} + +static inline u8 +snd_azf3328_codec_inb(const azf3328_t *chip, int reg) +{ + return inb(chip->codec_port + reg); +} + +static inline void +snd_azf3328_codec_outw(const azf3328_t *chip, int reg, u16 value) +{ + outw(value, chip->codec_port + reg); +} + +static inline u16 +snd_azf3328_codec_inw(const azf3328_t *chip, int reg) +{ + return inw(chip->codec_port + reg); +} + +static inline void +snd_azf3328_codec_outl(const azf3328_t *chip, int reg, u32 value) +{ + outl(value, chip->codec_port + reg); +} + +static inline void +snd_azf3328_io2_outb(const azf3328_t *chip, int reg, u8 value) { outb(value, chip->io2_port + reg); } -static inline unsigned char snd_azf3328_io2_read(azf3328_t *chip, int reg) +static inline u8 +snd_azf3328_io2_inb(const azf3328_t *chip, int reg) { return inb(chip->io2_port + reg); } -static void snd_azf3328_mixer_write(azf3328_t *chip, int reg, unsigned long value, int type) +static inline void +snd_azf3328_mixer_outw(const azf3328_t *chip, int reg, u16 value) { - switch(type) { - case WORD_VALUE: - outw(value, chip->mixer_port + reg); - break; - case DWORD_VALUE: - outl(value, chip->mixer_port + reg); - break; - case BYTE_VALUE: - outb(value, chip->mixer_port + reg); - break; - } + outw(value, chip->mixer_port + reg); +} + +static inline u16 +snd_azf3328_mixer_inw(const azf3328_t *chip, int reg) +{ + return inw(chip->mixer_port + reg); } -static void snd_azf3328_mixer_set_mute(azf3328_t *chip, int reg, int do_mute) +static void +snd_azf3328_mixer_set_mute(const azf3328_t *chip, int reg, int do_mute) { + unsigned long portbase = chip->mixer_port + reg + 1; unsigned char oldval; /* the mute bit is on the *second* (i.e. right) register of a * left/right channel setting */ - oldval = inb(chip->mixer_port + reg + 1); + oldval = inb(portbase); if (do_mute) oldval |= 0x80; else oldval &= ~0x80; - outb(oldval, chip->mixer_port + reg + 1); + outb(oldval, portbase); } -static void snd_azf3328_mixer_write_volume_gradually(azf3328_t *chip, int reg, unsigned char dst_vol_left, unsigned char dst_vol_right, int chan_sel, int delay) +static void +snd_azf3328_mixer_write_volume_gradually(const azf3328_t *chip, int reg, unsigned char dst_vol_left, unsigned char dst_vol_right, int chan_sel, int delay) { + unsigned long portbase = chip->mixer_port + reg; unsigned char curr_vol_left = 0, curr_vol_right = 0; int left_done = 0, right_done = 0; snd_azf3328_dbgcallenter(); if (chan_sel & SET_CHAN_LEFT) - curr_vol_left = inb(chip->mixer_port + reg + 1); + curr_vol_left = inb(portbase + 1); else left_done = 1; if (chan_sel & SET_CHAN_RIGHT) - curr_vol_right = inb(chip->mixer_port + reg + 0); + curr_vol_right = inb(portbase + 0); else right_done = 1; @@ -284,7 +327,7 @@ static void snd_azf3328_mixer_write_volume_gradually(azf3328_t *chip, int reg, u curr_vol_left++; else left_done = 1; - outb(curr_vol_left, chip->mixer_port + reg + 1); + outb(curr_vol_left, portbase + 1); } if (!right_done) { @@ -298,7 +341,7 @@ static void snd_azf3328_mixer_write_volume_gradually(azf3328_t *chip, int reg, u /* during volume change, the right channel is crackling * somewhat more than the left channel, unfortunately. * This seems to be a hardware issue. */ - outb(curr_vol_right, chip->mixer_port + reg + 0); + outb(curr_vol_right, portbase + 0); } if (delay) mdelay(delay); @@ -320,7 +363,11 @@ typedef struct azf3328_mixer_reg { } azf3328_mixer_reg_t; #define COMPOSE_MIXER_REG(reg,lchan_shift,rchan_shift,mask,invert,stereo,enum_c) \ - ((reg) | (lchan_shift << 8) | (rchan_shift << 12) | (mask << 16) | (invert << 24) | (stereo << 25) | (enum_c << 26)) + ((reg) | (lchan_shift << 8) | (rchan_shift << 12) | \ + (mask << 16) | \ + (invert << 24) | \ + (stereo << 25) | \ + (enum_c << 26)) static void snd_azf3328_mixer_reg_decode(azf3328_mixer_reg_t *r, unsigned long val) { @@ -372,13 +419,15 @@ static void snd_azf3328_mixer_reg_decode(azf3328_mixer_reg_t *r, unsigned long v .private_value = COMPOSE_MIXER_REG(reg, shift, 0, 0, 0, 0, enum_c), \ } -static int snd_azf3328_info_mixer(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) +static int +snd_azf3328_info_mixer(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) { azf3328_mixer_reg_t reg; snd_azf3328_dbgcallenter(); snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); - uinfo->type = reg.mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->type = reg.mask == 1 ? + SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = reg.stereo + 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = reg.mask; @@ -386,7 +435,8 @@ static int snd_azf3328_info_mixer(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t return 0; } -static int snd_azf3328_get_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +static int +snd_azf3328_get_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { azf3328_t *chip = snd_kcontrol_chip(kcontrol); azf3328_mixer_reg_t reg; @@ -395,7 +445,7 @@ static int snd_azf3328_get_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t snd_azf3328_dbgcallenter(); snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); - oreg = inw(chip->mixer_port + reg.reg); + oreg = snd_azf3328_mixer_inw(chip, reg.reg); val = (oreg >> reg.lchan_shift) & reg.mask; if (reg.invert) val = reg.mask - val; @@ -406,12 +456,17 @@ static int snd_azf3328_get_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t val = reg.mask - val; ucontrol->value.integer.value[1] = val; } - snd_azf3328_dbgmixer("get: %02x is %04x -> vol %02lx|%02lx (shift %02d|%02d, mask %02x, inv. %d, stereo %d)\n", reg.reg, oreg, ucontrol->value.integer.value[0], ucontrol->value.integer.value[1], reg.lchan_shift, reg.rchan_shift, reg.mask, reg.invert, reg.stereo); + snd_azf3328_dbgmixer("get: %02x is %04x -> vol %02lx|%02lx " + "(shift %02d|%02d, mask %02x, inv. %d, stereo %d)\n", + reg.reg, oreg, + ucontrol->value.integer.value[0], ucontrol->value.integer.value[1], + reg.lchan_shift, reg.rchan_shift, reg.mask, reg.invert, reg.stereo); snd_azf3328_dbgcallleave(); return 0; } -static int snd_azf3328_put_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +static int +snd_azf3328_put_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { azf3328_t *chip = snd_kcontrol_chip(kcontrol); azf3328_mixer_reg_t reg; @@ -419,7 +474,7 @@ static int snd_azf3328_put_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t snd_azf3328_dbgcallenter(); snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); - oreg = inw(chip->mixer_port + reg.reg); + oreg = snd_azf3328_mixer_inw(chip, reg.reg); val = ucontrol->value.integer.value[0] & reg.mask; if (reg.invert) val = reg.mask - val; @@ -433,24 +488,37 @@ static int snd_azf3328_put_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t nreg |= (val << reg.rchan_shift); } if (reg.mask >= 0x07) /* it's a volume control, so better take care */ - snd_azf3328_mixer_write_volume_gradually(chip, reg.reg, nreg >> 8, nreg & 0xff, SET_CHAN_LEFT|SET_CHAN_RIGHT, 0); /* just set both channels, doesn't matter */ + snd_azf3328_mixer_write_volume_gradually( + chip, reg.reg, nreg >> 8, nreg & 0xff, + /* just set both channels, doesn't matter */ + SET_CHAN_LEFT|SET_CHAN_RIGHT, + 0); else - outw(nreg, chip->mixer_port + reg.reg); + snd_azf3328_mixer_outw(chip, reg.reg, nreg); - snd_azf3328_dbgmixer("put: %02x to %02lx|%02lx, oreg %04x; shift %02d|%02d -> nreg %04x; after: %04x\n", reg.reg, ucontrol->value.integer.value[0], ucontrol->value.integer.value[1], oreg, reg.lchan_shift, reg.rchan_shift, nreg, inw(chip->mixer_port + reg.reg)); + snd_azf3328_dbgmixer("put: %02x to %02lx|%02lx, " + "oreg %04x; shift %02d|%02d -> nreg %04x; after: %04x\n", + reg.reg, ucontrol->value.integer.value[0], ucontrol->value.integer.value[1], + oreg, reg.lchan_shift, reg.rchan_shift, + nreg, snd_azf3328_mixer_inw(chip, reg.reg)); snd_azf3328_dbgcallleave(); return (nreg != oreg); } -static int snd_azf3328_info_mixer_enum(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +static int +snd_azf3328_info_mixer_enum(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) { - azf3328_mixer_reg_t reg; - static char *texts1[2] = { "ModemOut1", "ModemOut2" }; - static char *texts2[2] = { "MonoSelectSource1", "MonoSelectSource2" }; - static char *texts3[8] = { - "Mic", "CD", "Video", "Aux", "Line", - "Mix", "Mix Mono", "Phone" + static const char * const texts1[] = { + "ModemOut1", "ModemOut2" + }; + static const char * const texts2[] = { + "MonoSelectSource1", "MonoSelectSource2" + }; + static const char * const texts3[] = { + "Mic", "CD", "Video", "Aux", + "Line", "Mix", "Mix Mono", "Phone" }; + azf3328_mixer_reg_t reg; snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; @@ -471,14 +539,15 @@ static int snd_azf3328_info_mixer_enum(snd_kcontrol_t *kcontrol, snd_ctl_elem_in return 0; } -static int snd_azf3328_get_mixer_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +static int +snd_azf3328_get_mixer_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { - azf3328_mixer_reg_t reg; azf3328_t *chip = snd_kcontrol_chip(kcontrol); + azf3328_mixer_reg_t reg; unsigned short val; snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); - val = inw(chip->mixer_port + reg.reg); + val = snd_azf3328_mixer_inw(chip, reg.reg); if (reg.reg == IDX_MIXER_REC_SELECT) { ucontrol->value.enumerated.item[0] = (val >> 8) & (reg.enum_c - 1); @@ -486,18 +555,22 @@ static int snd_azf3328_get_mixer_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_va } else ucontrol->value.enumerated.item[0] = (val >> reg.lchan_shift) & (reg.enum_c - 1); - snd_azf3328_dbgmixer("get_enum: %02x is %04x -> %d|%d (shift %02d, enum_c %d)\n", reg.reg, val, ucontrol->value.enumerated.item[0], ucontrol->value.enumerated.item[1], reg.lchan_shift, reg.enum_c); + + snd_azf3328_dbgmixer("get_enum: %02x is %04x -> %d|%d (shift %02d, enum_c %d)\n", + reg.reg, val, ucontrol->value.enumerated.item[0], ucontrol->value.enumerated.item[1], + reg.lchan_shift, reg.enum_c); return 0; } -static int snd_azf3328_put_mixer_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +static int +snd_azf3328_put_mixer_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { - azf3328_mixer_reg_t reg; azf3328_t *chip = snd_kcontrol_chip(kcontrol); + azf3328_mixer_reg_t reg; unsigned int oreg, nreg, val; snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); - oreg = inw(chip->mixer_port + reg.reg); + oreg = snd_azf3328_mixer_inw(chip, reg.reg); val = oreg; if (reg.reg == IDX_MIXER_REC_SELECT) { @@ -514,19 +587,19 @@ static int snd_azf3328_put_mixer_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_va val &= ~((reg.enum_c - 1) << reg.lchan_shift); val |= (ucontrol->value.enumerated.item[0] << reg.lchan_shift); } - outw(val, chip->mixer_port + reg.reg); + snd_azf3328_mixer_outw(chip, reg.reg, val); nreg = val; snd_azf3328_dbgmixer("put_enum: %02x to %04x, oreg %04x\n", reg.reg, val, oreg); return (nreg != oreg); } -static snd_kcontrol_new_t snd_azf3328_mixer_controls[] __devinitdata = { +static const snd_kcontrol_new_t snd_azf3328_mixer_controls[] __devinitdata = { AZF3328_MIXER_SWITCH("Master Playback Switch", IDX_MIXER_PLAY_MASTER, 15, 1), AZF3328_MIXER_VOL_STEREO("Master Playback Volume", IDX_MIXER_PLAY_MASTER, 0x1f, 1), AZF3328_MIXER_SWITCH("Wave Playback Switch", IDX_MIXER_WAVEOUT, 15, 1), AZF3328_MIXER_VOL_STEREO("Wave Playback Volume", IDX_MIXER_WAVEOUT, 0x1f, 1), - AZF3328_MIXER_SWITCH("Wave Playback 3D Bypass", IDX_MIXER_ADVCTL2, 7, 1), + AZF3328_MIXER_SWITCH("Wave 3D Bypass Playback Switch", IDX_MIXER_ADVCTL2, 7, 1), AZF3328_MIXER_SWITCH("FM Playback Switch", IDX_MIXER_FMSYNTH, 15, 1), AZF3328_MIXER_VOL_STEREO("FM Playback Volume", IDX_MIXER_FMSYNTH, 0x1f, 1), AZF3328_MIXER_SWITCH("CD Playback Switch", IDX_MIXER_CDAUDIO, 15, 1), @@ -539,8 +612,8 @@ static snd_kcontrol_new_t snd_azf3328_mixer_controls[] __devinitdata = { AZF3328_MIXER_SWITCH("Mic Boost (+20dB)", IDX_MIXER_MIC, 6, 0), AZF3328_MIXER_SWITCH("Line Playback Switch", IDX_MIXER_LINEIN, 15, 1), AZF3328_MIXER_VOL_STEREO("Line Playback Volume", IDX_MIXER_LINEIN, 0x1f, 1), - AZF3328_MIXER_SWITCH("PCBeep Playback Switch", IDX_MIXER_PCBEEP, 15, 1), - AZF3328_MIXER_VOL_SPECIAL("PCBeep Playback Volume", IDX_MIXER_PCBEEP, 0x0f, 1, 1), + AZF3328_MIXER_SWITCH("PC Speaker Playback Switch", IDX_MIXER_PCBEEP, 15, 1), + AZF3328_MIXER_VOL_SPECIAL("PC Speaker Playback Volume", IDX_MIXER_PCBEEP, 0x0f, 1, 1), AZF3328_MIXER_SWITCH("Video Playback Switch", IDX_MIXER_VIDEO, 15, 1), AZF3328_MIXER_VOL_STEREO("Video Playback Volume", IDX_MIXER_VIDEO, 0x1f, 1), AZF3328_MIXER_SWITCH("Aux Playback Switch", IDX_MIXER_AUX, 15, 1), @@ -553,8 +626,8 @@ static snd_kcontrol_new_t snd_azf3328_mixer_controls[] __devinitdata = { AZF3328_MIXER_ENUM("Mono Select Source", IDX_MIXER_ADVCTL2, 2, 9), AZF3328_MIXER_VOL_SPECIAL("Tone Control - Treble", IDX_MIXER_BASSTREBLE, 0x07, 1, 0), AZF3328_MIXER_VOL_SPECIAL("Tone Control - Bass", IDX_MIXER_BASSTREBLE, 0x07, 9, 0), - AZF3328_MIXER_SWITCH("3D Control - Toggle", IDX_MIXER_ADVCTL2, 13, 0), - AZF3328_MIXER_VOL_SPECIAL("3D Control - Volume", IDX_MIXER_ADVCTL1, 0x07, 1, 0), /* "3D Width" */ + AZF3328_MIXER_SWITCH("3D Control - Switch", IDX_MIXER_ADVCTL2, 13, 0), + AZF3328_MIXER_VOL_SPECIAL("3D Control - Wide", IDX_MIXER_ADVCTL1, 0x07, 1, 0), /* "3D Width" */ AZF3328_MIXER_VOL_SPECIAL("3D Control - Space", IDX_MIXER_ADVCTL1, 0x03, 8, 0), /* "Hifi 3D" */ #if MIXER_TESTING AZF3328_MIXER_SWITCH("0", IDX_MIXER_ADVCTL2, 0, 0), @@ -576,9 +649,7 @@ static snd_kcontrol_new_t snd_azf3328_mixer_controls[] __devinitdata = { #endif }; -#define AZF3328_INIT_VALUES (sizeof(snd_azf3328_init_values)/sizeof(unsigned int)/2) - -static unsigned int snd_azf3328_init_values[][2] = { +static const u16 __devinitdata snd_azf3328_init_values[][2] = { { IDX_MIXER_PLAY_MASTER, MIXER_MUTE_MASK|0x1f1f }, { IDX_MIXER_MODEMOUT, MIXER_MUTE_MASK|0x1f1f }, { IDX_MIXER_BASSTREBLE, 0x0000 }, @@ -594,10 +665,11 @@ static unsigned int snd_azf3328_init_values[][2] = { { IDX_MIXER_REC_VOLUME, MIXER_MUTE_MASK|0x0707 }, }; -static int __devinit snd_azf3328_mixer_new(azf3328_t *chip) +static int __devinit +snd_azf3328_mixer_new(azf3328_t *chip) { snd_card_t *card; - snd_kcontrol_new_t *sw; + const snd_kcontrol_new_t *sw; unsigned int idx; int err; @@ -607,11 +679,13 @@ static int __devinit snd_azf3328_mixer_new(azf3328_t *chip) card = chip->card; /* mixer reset */ - snd_azf3328_mixer_write(chip, IDX_MIXER_RESET, 0x0, WORD_VALUE); + snd_azf3328_mixer_outw(chip, IDX_MIXER_RESET, 0x0000); /* mute and zero volume channels */ - for (idx = 0; idx < AZF3328_INIT_VALUES; idx++) { - snd_azf3328_mixer_write(chip, snd_azf3328_init_values[idx][0], snd_azf3328_init_values[idx][1], WORD_VALUE); + for (idx = 0; idx < ARRAY_SIZE(snd_azf3328_init_values); idx++) { + snd_azf3328_mixer_outw(chip, + snd_azf3328_init_values[idx][0], + snd_azf3328_init_values[idx][1]); } /* add mixer controls */ @@ -627,7 +701,8 @@ static int __devinit snd_azf3328_mixer_new(azf3328_t *chip) return 0; } -static int snd_azf3328_hw_params(snd_pcm_substream_t * substream, +static int +snd_azf3328_hw_params(snd_pcm_substream_t * substream, snd_pcm_hw_params_t * hw_params) { int res; @@ -637,7 +712,8 @@ static int snd_azf3328_hw_params(snd_pcm_substream_t * substream, return res; } -static int snd_azf3328_hw_free(snd_pcm_substream_t * substream) +static int +snd_azf3328_hw_free(snd_pcm_substream_t * substream) { snd_azf3328_dbgcallenter(); snd_pcm_lib_free_pages(substream); @@ -645,43 +721,48 @@ static int snd_azf3328_hw_free(snd_pcm_substream_t * substream) return 0; } -static void snd_azf3328_setfmt(azf3328_t *chip, +static void +snd_azf3328_setfmt(azf3328_t *chip, unsigned int reg, unsigned int bitrate, unsigned int format_width, unsigned int channels ) { - unsigned int val = 0xff00; + u16 val = 0xff00; unsigned long flags; snd_azf3328_dbgcallenter(); switch (bitrate) { - case 5512: val |= 0x0d; break; /* the AZF3328 names it "5510" for some strange reason */ - case 6620: val |= 0x0b; break; - case 8000: val |= 0x00; break; - case 9600: val |= 0x08; break; - case 11025: val |= 0x01; break; - case 16000: val |= 0x02; break; - case 22050: val |= 0x03; break; - case 32000: val |= 0x04; break; - case 44100: val |= 0x05; break; - case 48000: val |= 0x06; break; - case 64000: val |= 0x07; break; + case 4000: val |= SOUNDFORMAT_FREQ_SUSPECTED_4000; break; + case 4800: val |= SOUNDFORMAT_FREQ_SUSPECTED_4800; break; + case 5512: val |= SOUNDFORMAT_FREQ_5510; break; /* the AZF3328 names it "5510" for some strange reason */ + case 6620: val |= SOUNDFORMAT_FREQ_6620; break; + case 8000: val |= SOUNDFORMAT_FREQ_8000; break; + case 9600: val |= SOUNDFORMAT_FREQ_9600; break; + case 11025: val |= SOUNDFORMAT_FREQ_11025; break; + case 13240: val |= SOUNDFORMAT_FREQ_SUSPECTED_13240; break; + case 16000: val |= SOUNDFORMAT_FREQ_16000; break; + case 22050: val |= SOUNDFORMAT_FREQ_22050; break; + case 32000: val |= SOUNDFORMAT_FREQ_32000; break; + case 44100: val |= SOUNDFORMAT_FREQ_44100; break; + case 48000: val |= SOUNDFORMAT_FREQ_48000; break; + case 66200: val |= SOUNDFORMAT_FREQ_SUSPECTED_66200; break; default: snd_printk(KERN_WARNING "unknown bitrate %d, assuming 44.1kHz!\n", bitrate); - val |= 0x05; /* 44100 */ + val |= SOUNDFORMAT_FREQ_44100; break; } - /* val = 0xff07; 3m27.993s (65301Hz; -> 64000Hz???) */ - /* val = 0xff09; 17m15.098s (13123,478Hz; -> 12000Hz???) */ - /* val = 0xff0a; 47m30.599s (4764,891Hz; -> 4800Hz???) */ - /* val = 0xff0c; 57m0.510s (4010,263Hz; -> 4000Hz???) */ + /* val = 0xff07; 3m27.993s (65301Hz; -> 64000Hz???) hmm, 66120, 65967, 66123 */ + /* val = 0xff09; 17m15.098s (13123,478Hz; -> 12000Hz???) hmm, 13237.2Hz? */ + /* val = 0xff0a; 47m30.599s (4764,891Hz; -> 4800Hz???) yup, 4803Hz */ + /* val = 0xff0c; 57m0.510s (4010,263Hz; -> 4000Hz???) yup, 4003Hz */ /* val = 0xff05; 5m11.556s (... -> 44100Hz) */ /* val = 0xff03; 10m21.529s (21872,463Hz; -> 22050Hz???) */ /* val = 0xff0f; 20m41.883s (10937,993Hz; -> 11025Hz???) */ /* val = 0xff0d; 41m23.135s (5523,600Hz; -> 5512Hz???) */ /* val = 0xff0e; 28m30.777s (8017Hz; -> 8000Hz???) */ + if (channels == 2) val |= SOUNDFORMAT_FLAG_2CHANNELS; @@ -691,7 +772,7 @@ static void snd_azf3328_setfmt(azf3328_t *chip, spin_lock_irqsave(&chip->reg_lock, flags); /* set bitrate/format */ - outw(val, chip->codec_port+reg); + snd_azf3328_codec_outw(chip, reg, val); /* changing the bitrate/format settings switches off the * audio output with an annoying click in case of 8/16bit format change @@ -701,47 +782,67 @@ static void snd_azf3328_setfmt(azf3328_t *chip, * FIXME: does this have some side effects for full-duplex * or other dramatic side effects? */ if (reg == IDX_IO_PLAY_SOUNDFORMAT) /* only do it for playback */ - outw(inw(chip->codec_port + IDX_IO_PLAY_FLAGS)|DMA_PLAY_SOMETHING1|DMA_PLAY_SOMETHING2|SOMETHING_ALMOST_ALWAYS_SET|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port + IDX_IO_PLAY_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, + snd_azf3328_codec_inw(chip, IDX_IO_PLAY_FLAGS) | + DMA_PLAY_SOMETHING1 | + DMA_PLAY_SOMETHING2 | + SOMETHING_ALMOST_ALWAYS_SET | + DMA_EPILOGUE_SOMETHING | + DMA_SOMETHING_ELSE + ); spin_unlock_irqrestore(&chip->reg_lock, flags); snd_azf3328_dbgcallleave(); } -static void snd_azf3328_setdmaa(azf3328_t *chip, +static void +snd_azf3328_setdmaa(azf3328_t *chip, long unsigned int addr, unsigned int count, unsigned int size, int do_recording) { - long unsigned int addr1; - long unsigned int addr2; - unsigned int count1; - unsigned int count2; - unsigned long flags; - int reg_offs = do_recording ? 0x20 : 0x00; + unsigned long flags, portbase; + unsigned int is_running; snd_azf3328_dbgcallenter(); + if (do_recording) + { + /* access capture registers, i.e. skip playback reg section */ + portbase = chip->codec_port + 0x20; + is_running = chip->is_recording; + } + else + { + /* access the playback register section */ + portbase = chip->codec_port + 0x00; + is_running = chip->is_playing; + } + /* AZF3328 uses a two buffer pointer DMA playback approach */ - if (!chip->is_playing) + if (!is_running) { - addr1 = addr; - addr2 = addr+(size/2); - count1 = (size/2)-1; - count2 = (size/2)-1; -#if DEBUG_PLAY_REC - snd_azf3328_dbgplay("setting dma: buf1 %08lx[%d], buf2 %08lx[%d]\n", addr1, count1, addr2, count2); -#endif + unsigned long addr_area2; + unsigned long count_areas, count_tmp; /* width 32bit -- overflow!! */ + count_areas = size/2; + addr_area2 = addr+count_areas; + count_areas--; /* max. index */ + snd_azf3328_dbgplay("set DMA: buf1 %08lx[%lu], buf2 %08lx[%lu]\n", addr, count_areas, addr_area2, count_areas); + + /* build combined I/O buffer length word */ + count_tmp = count_areas; + count_areas |= (count_tmp << 16); spin_lock_irqsave(&chip->reg_lock, flags); - outl(addr1, chip->codec_port+reg_offs+IDX_IO_PLAY_DMA_START_1); - outl(addr2, chip->codec_port+reg_offs+IDX_IO_PLAY_DMA_START_2); - outw(count1, chip->codec_port+reg_offs+IDX_IO_PLAY_DMA_LEN_1); - outw(count2, chip->codec_port+reg_offs+IDX_IO_PLAY_DMA_LEN_2); + outl(addr, portbase + IDX_IO_PLAY_DMA_START_1); + outl(addr_area2, portbase + IDX_IO_PLAY_DMA_START_2); + outl(count_areas, portbase + IDX_IO_PLAY_DMA_LEN_1); spin_unlock_irqrestore(&chip->reg_lock, flags); } snd_azf3328_dbgcallleave(); } -static int snd_azf3328_playback_prepare(snd_pcm_substream_t *substream) +static int +snd_azf3328_playback_prepare(snd_pcm_substream_t *substream) { #if 0 azf3328_t *chip = snd_pcm_substream_chip(substream); @@ -752,14 +853,18 @@ static int snd_azf3328_playback_prepare(snd_pcm_substream_t *substream) snd_azf3328_dbgcallenter(); #if 0 - snd_azf3328_setfmt(chip, IDX_IO_PLAY_SOUNDFORMAT, runtime->rate, snd_pcm_format_width(runtime->format), runtime->channels); + snd_azf3328_setfmt(chip, IDX_IO_PLAY_SOUNDFORMAT, + runtime->rate, + snd_pcm_format_width(runtime->format), + runtime->channels); snd_azf3328_setdmaa(chip, runtime->dma_addr, count, size, 0); #endif snd_azf3328_dbgcallleave(); return 0; } -static int snd_azf3328_capture_prepare(snd_pcm_substream_t * substream) +static int +snd_azf3328_capture_prepare(snd_pcm_substream_t * substream) { #if 0 azf3328_t *chip = snd_pcm_substream_chip(substream); @@ -770,14 +875,18 @@ static int snd_azf3328_capture_prepare(snd_pcm_substream_t * substream) snd_azf3328_dbgcallenter(); #if 0 - snd_azf3328_setfmt(chip, IDX_IO_REC_SOUNDFORMAT, runtime->rate, snd_pcm_format_width(runtime->format), runtime->channels); + snd_azf3328_setfmt(chip, IDX_IO_REC_SOUNDFORMAT, + runtime->rate, + snd_pcm_format_width(runtime->format), + runtime->channels); snd_azf3328_setdmaa(chip, runtime->dma_addr, count, size, 1); #endif snd_azf3328_dbgcallleave(); return 0; } -static int snd_azf3328_playback_trigger(snd_pcm_substream_t * substream, int cmd) +static int +snd_azf3328_playback_trigger(snd_pcm_substream_t * substream, int cmd) { azf3328_t *chip = snd_pcm_substream_chip(substream); snd_pcm_runtime_t *runtime = substream->runtime; @@ -785,73 +894,92 @@ static int snd_azf3328_playback_trigger(snd_pcm_substream_t * substream, int cmd unsigned int status1; snd_azf3328_dbgcalls("snd_azf3328_playback_trigger cmd %d\n", cmd); + switch (cmd) { case SNDRV_PCM_TRIGGER_START: - - snd_azf3328_dbgio(chip, "trigger1"); + snd_azf3328_dbgplay("START PLAYBACK\n"); /* mute WaveOut */ snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 1); - snd_azf3328_setfmt(chip, IDX_IO_PLAY_SOUNDFORMAT, runtime->rate, snd_pcm_format_width(runtime->format), runtime->channels); + snd_azf3328_setfmt(chip, IDX_IO_PLAY_SOUNDFORMAT, + runtime->rate, + snd_pcm_format_width(runtime->format), + runtime->channels); spin_lock(&chip->reg_lock); /* stop playback */ - status1 = inw(chip->codec_port+IDX_IO_PLAY_FLAGS); + status1 = snd_azf3328_codec_inw(chip, IDX_IO_PLAY_FLAGS); status1 &= ~DMA_RESUME; - outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, status1); /* FIXME: clear interrupts or what??? */ - outw(0xffff, chip->codec_port+IDX_IO_PLAY_IRQMASK); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_IRQTYPE, 0xffff); spin_unlock(&chip->reg_lock); - snd_azf3328_setdmaa(chip, runtime->dma_addr, snd_pcm_lib_period_bytes(substream), snd_pcm_lib_buffer_bytes(substream), 0); + snd_azf3328_setdmaa(chip, runtime->dma_addr, + snd_pcm_lib_period_bytes(substream), + snd_pcm_lib_buffer_bytes(substream), + 0); spin_lock(&chip->reg_lock); #ifdef WIN9X /* FIXME: enable playback/recording??? */ status1 |= DMA_PLAY_SOMETHING1 | DMA_PLAY_SOMETHING2; - outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, status1); /* start playback again */ /* FIXME: what is this value (0x0010)??? */ status1 |= DMA_RESUME | DMA_EPILOGUE_SOMETHING; - outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, status1); #else /* NT4 */ - outw(0x00, chip->codec_port+IDX_IO_PLAY_FLAGS); - outw(DMA_PLAY_SOMETHING1, chip->codec_port+IDX_IO_PLAY_FLAGS); - outw(DMA_PLAY_SOMETHING1|DMA_PLAY_SOMETHING2, chip->codec_port+IDX_IO_PLAY_FLAGS); - outw(DMA_RESUME|SOMETHING_ALMOST_ALWAYS_SET|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port+IDX_IO_PLAY_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, + 0x0000); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, + DMA_PLAY_SOMETHING1); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, + DMA_PLAY_SOMETHING1 | + DMA_PLAY_SOMETHING2); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, + DMA_RESUME | + SOMETHING_ALMOST_ALWAYS_SET | + DMA_EPILOGUE_SOMETHING | + DMA_SOMETHING_ELSE); #endif spin_unlock(&chip->reg_lock); /* now unmute WaveOut */ snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 0); - snd_azf3328_dbgio(chip, "trigger2"); chip->is_playing = 1; + snd_azf3328_dbgplay("STARTED PLAYBACK\n"); break; - case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_STOP: + snd_azf3328_dbgplay("STOP PLAYBACK\n"); + /* mute WaveOut */ snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 1); spin_lock(&chip->reg_lock); /* stop playback */ - status1 = inw(chip->codec_port+IDX_IO_PLAY_FLAGS); + status1 = snd_azf3328_codec_inw(chip, IDX_IO_PLAY_FLAGS); status1 &= ~DMA_RESUME; - outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, status1); + /* hmm, is this really required? we're resetting the same bit + * immediately thereafter... */ status1 |= DMA_PLAY_SOMETHING1; - outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, status1); status1 &= ~DMA_PLAY_SOMETHING1; - outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_PLAY_FLAGS, status1); spin_unlock(&chip->reg_lock); /* now unmute WaveOut */ snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 0); chip->is_playing = 0; + snd_azf3328_dbgplay("STOPPED PLAYBACK\n"); break; case SNDRV_PCM_TRIGGER_PAUSE_PUSH: snd_printk(KERN_ERR "FIXME: SNDRV_PCM_TRIGGER_PAUSE_PUSH NIY!\n"); @@ -869,7 +997,8 @@ static int snd_azf3328_playback_trigger(snd_pcm_substream_t * substream, int cmd /* this is just analogous to playback; I'm not quite sure whether recording * should actually be triggered like that */ -static int snd_azf3328_capture_trigger(snd_pcm_substream_t * substream, int cmd) +static int +snd_azf3328_capture_trigger(snd_pcm_substream_t * substream, int cmd) { azf3328_t *chip = snd_pcm_substream_chip(substream); snd_pcm_runtime_t *runtime = substream->runtime; @@ -877,62 +1006,80 @@ static int snd_azf3328_capture_trigger(snd_pcm_substream_t * substream, int cmd) unsigned int status1; snd_azf3328_dbgcalls("snd_azf3328_capture_trigger cmd %d\n", cmd); + switch (cmd) { case SNDRV_PCM_TRIGGER_START: - snd_azf3328_dbgio(chip, "trigger1"); + snd_azf3328_dbgplay("START CAPTURE\n"); - snd_azf3328_setfmt(chip, IDX_IO_REC_SOUNDFORMAT, runtime->rate, snd_pcm_format_width(runtime->format), runtime->channels); + snd_azf3328_setfmt(chip, IDX_IO_REC_SOUNDFORMAT, + runtime->rate, + snd_pcm_format_width(runtime->format), + runtime->channels); spin_lock(&chip->reg_lock); /* stop recording */ - status1 = inw(chip->codec_port+IDX_IO_REC_FLAGS); + status1 = snd_azf3328_codec_inw(chip, IDX_IO_REC_FLAGS); status1 &= ~DMA_RESUME; - outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_REC_FLAGS, status1); /* FIXME: clear interrupts or what??? */ - outw(0xffff, chip->codec_port+IDX_IO_REC_IRQMASK); + snd_azf3328_codec_outw(chip, IDX_IO_REC_IRQTYPE, 0xffff); spin_unlock(&chip->reg_lock); - snd_azf3328_setdmaa(chip, runtime->dma_addr, snd_pcm_lib_period_bytes(substream), snd_pcm_lib_buffer_bytes(substream), 1); + snd_azf3328_setdmaa(chip, runtime->dma_addr, + snd_pcm_lib_period_bytes(substream), + snd_pcm_lib_buffer_bytes(substream), + 1); spin_lock(&chip->reg_lock); #ifdef WIN9X /* FIXME: enable playback/recording??? */ status1 |= DMA_PLAY_SOMETHING1 | DMA_PLAY_SOMETHING2; - outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_REC_FLAGS, status1); - /* start playback again */ + /* start capture again */ /* FIXME: what is this value (0x0010)??? */ status1 |= DMA_RESUME | DMA_EPILOGUE_SOMETHING; - outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_REC_FLAGS, status1); #else - outw(0x00, chip->codec_port+IDX_IO_REC_FLAGS); - outw(DMA_PLAY_SOMETHING1, chip->codec_port+IDX_IO_REC_FLAGS); - outw(DMA_PLAY_SOMETHING1|DMA_PLAY_SOMETHING2, chip->codec_port+IDX_IO_REC_FLAGS); - outw(DMA_RESUME|SOMETHING_ALMOST_ALWAYS_SET|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port+IDX_IO_REC_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_REC_FLAGS, + 0x0000); + snd_azf3328_codec_outw(chip, IDX_IO_REC_FLAGS, + DMA_PLAY_SOMETHING1); + snd_azf3328_codec_outw(chip, IDX_IO_REC_FLAGS, + DMA_PLAY_SOMETHING1 | + DMA_PLAY_SOMETHING2); + snd_azf3328_codec_outw(chip, IDX_IO_REC_FLAGS, + DMA_RESUME | + SOMETHING_ALMOST_ALWAYS_SET | + DMA_EPILOGUE_SOMETHING | + DMA_SOMETHING_ELSE); #endif spin_unlock(&chip->reg_lock); - snd_azf3328_dbgio(chip, "trigger2"); - chip->is_playing = 1; + chip->is_recording = 1; + snd_azf3328_dbgplay("STARTED CAPTURE\n"); break; case SNDRV_PCM_TRIGGER_STOP: + snd_azf3328_dbgplay("STOP CAPTURE\n"); + spin_lock(&chip->reg_lock); /* stop recording */ - status1 = inw(chip->codec_port+IDX_IO_REC_FLAGS); + status1 = snd_azf3328_codec_inw(chip, IDX_IO_REC_FLAGS); status1 &= ~DMA_RESUME; - outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_REC_FLAGS, status1); status1 |= DMA_PLAY_SOMETHING1; - outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_REC_FLAGS, status1); status1 &= ~DMA_PLAY_SOMETHING1; - outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); + snd_azf3328_codec_outw(chip, IDX_IO_REC_FLAGS, status1); spin_unlock(&chip->reg_lock); - chip->is_playing = 0; + chip->is_recording = 0; + snd_azf3328_dbgplay("STOPPED CAPTURE\n"); break; case SNDRV_PCM_TRIGGER_PAUSE_PUSH: snd_printk(KERN_ERR "FIXME: SNDRV_PCM_TRIGGER_PAUSE_PUSH NIY!\n"); @@ -948,11 +1095,11 @@ static int snd_azf3328_capture_trigger(snd_pcm_substream_t * substream, int cmd) return result; } -static snd_pcm_uframes_t snd_azf3328_playback_pointer(snd_pcm_substream_t * substream) +static snd_pcm_uframes_t +snd_azf3328_playback_pointer(snd_pcm_substream_t * substream) { azf3328_t *chip = snd_pcm_substream_chip(substream); - unsigned long bufptr, playptr; - unsigned long result; + unsigned long bufptr, result; snd_pcm_uframes_t frmres; #ifdef QUERY_HARDWARE @@ -960,19 +1107,20 @@ static snd_pcm_uframes_t snd_azf3328_playback_pointer(snd_pcm_substream_t * subs #else bufptr = substream->runtime->dma_addr; #endif - playptr = inl(chip->codec_port+IDX_IO_PLAY_DMA_CURRPOS); + result = inl(chip->codec_port+IDX_IO_PLAY_DMA_CURRPOS); - result = playptr - bufptr; - frmres = bytes_to_frames( substream->runtime, result ); - snd_azf3328_dbgplay("result %lx, playptr %lx (base %x), frames %ld\n", result, playptr, substream->runtime->dma_addr, frmres); + /* calculate offset */ + result -= bufptr; + frmres = bytes_to_frames( substream->runtime, result); + snd_azf3328_dbgplay("PLAY @ 0x%8lx, frames %8ld\n", result, frmres); return frmres; } -static snd_pcm_uframes_t snd_azf3328_capture_pointer(snd_pcm_substream_t * substream) +static snd_pcm_uframes_t +snd_azf3328_capture_pointer(snd_pcm_substream_t * substream) { azf3328_t *chip = snd_pcm_substream_chip(substream); - unsigned long bufptr, recptr; - unsigned long result; + unsigned long bufptr, result; snd_pcm_uframes_t frmres; #ifdef QUERY_HARDWARE @@ -980,96 +1128,116 @@ static snd_pcm_uframes_t snd_azf3328_capture_pointer(snd_pcm_substream_t * subst #else bufptr = substream->runtime->dma_addr; #endif - recptr = inl(chip->codec_port+IDX_IO_REC_DMA_CURRPOS); + result = inl(chip->codec_port+IDX_IO_REC_DMA_CURRPOS); - result = recptr - bufptr; - frmres = bytes_to_frames( substream->runtime, result ); - snd_azf3328_dbgplay("result %lx, rec ptr %lx (base %x), frames %ld\n", result, recptr, substream->runtime->dma_addr, frmres); + /* calculate offset */ + result -= bufptr; + frmres = bytes_to_frames( substream->runtime, result); + snd_azf3328_dbgplay("REC @ 0x%8lx, frames %8ld\n", result, frmres); return frmres; } -static irqreturn_t snd_azf3328_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t +snd_azf3328_interrupt(int irq, void *dev_id, struct pt_regs *regs) { azf3328_t *chip = dev_id; - unsigned int status, which; - static unsigned long count; + u8 status, which; + static unsigned long irq_count; - status = inw(chip->codec_port+IDX_IO_IRQSTATUS); + status = snd_azf3328_codec_inb(chip, IDX_IO_IRQSTATUS); /* fast path out, to ease interrupt sharing */ - if (!(status & (IRQ_PLAYBACK|IRQ_RECORDING|IRQ_MPU401|IRQ_SOMEIRQ))) + if (!(status & (IRQ_PLAYBACK|IRQ_RECORDING|IRQ_MPU401|IRQ_TIMER))) return IRQ_NONE; /* must be interrupt for another device */ - snd_azf3328_dbgplay("Interrupt %ld!\nIDX_IO_PLAY_FLAGS %04x, IDX_IO_PLAY_IRQMASK %04x, IDX_IO_IRQSTATUS %04x\n", count, inw(chip->codec_port+IDX_IO_PLAY_FLAGS), inw(chip->codec_port+IDX_IO_PLAY_IRQMASK), inw(chip->codec_port+IDX_IO_IRQSTATUS)); + snd_azf3328_dbgplay("Interrupt %ld!\nIDX_IO_PLAY_FLAGS %04x, IDX_IO_PLAY_IRQTYPE %04x, IDX_IO_IRQSTATUS %04x\n", + irq_count, + snd_azf3328_codec_inw(chip, IDX_IO_PLAY_FLAGS), + snd_azf3328_codec_inw(chip, IDX_IO_PLAY_IRQTYPE), + status); + if (status & IRQ_TIMER) + { + /* snd_azf3328_dbgplay("timer %ld\n", inl(chip->codec_port+IDX_IO_TIMER_VALUE) & TIMER_VALUE_MASK); */ + if (chip->timer) + snd_timer_interrupt(chip->timer, chip->timer->sticks); + /* ACK timer */ + spin_lock(&chip->reg_lock); + snd_azf3328_codec_outb(chip, IDX_IO_TIMER_VALUE + 3, 0x07); + spin_unlock(&chip->reg_lock); + snd_azf3328_dbgplay("azt3328: timer IRQ\n"); + } if (status & IRQ_PLAYBACK) { spin_lock(&chip->reg_lock); - which = inw(chip->codec_port+IDX_IO_PLAY_IRQMASK); - if (which & IRQ_FINISHED_PLAYBUF_1) - /* ack IRQ */ - outw(which | IRQ_FINISHED_PLAYBUF_1, chip->codec_port+IDX_IO_PLAY_IRQMASK); - if (which & IRQ_FINISHED_PLAYBUF_2) - /* ack IRQ */ - outw(which | IRQ_FINISHED_PLAYBUF_2, chip->codec_port+IDX_IO_PLAY_IRQMASK); - if (which & IRQ_PLAY_SOMETHING) - { - snd_azf3328_dbgplay("azt3328: unknown play IRQ type occurred, please report!\n"); - } + which = snd_azf3328_codec_inb(chip, IDX_IO_PLAY_IRQTYPE); + /* ack all IRQ types immediately */ + snd_azf3328_codec_outb(chip, IDX_IO_PLAY_IRQTYPE, which); + spin_unlock(&chip->reg_lock); + if (chip->pcm && chip->playback_substream) { - snd_azf3328_dbgplay("which %x, playptr %lx\n", which, inl(chip->codec_port+IDX_IO_PLAY_DMA_CURRPOS)); snd_pcm_period_elapsed(chip->playback_substream); - snd_azf3328_dbgplay("period done, playptr %lx.\n", inl(chip->codec_port+IDX_IO_PLAY_DMA_CURRPOS)); + snd_azf3328_dbgplay("PLAY period done (#%x), @ %x\n", + which, + inl(chip->codec_port+IDX_IO_PLAY_DMA_CURRPOS)); } else snd_azf3328_dbgplay("azt3328: ouch, irq handler problem!\n"); - spin_unlock(&chip->reg_lock); + if (which & IRQ_PLAY_SOMETHING) + snd_azf3328_dbgplay("azt3328: unknown play IRQ type occurred, please report!\n"); } if (status & IRQ_RECORDING) { spin_lock(&chip->reg_lock); - which = inw(chip->codec_port+IDX_IO_REC_IRQMASK); - if (which & IRQ_FINISHED_RECBUF_1) - /* ack interrupt */ - outw(which | IRQ_FINISHED_RECBUF_1, chip->codec_port+IDX_IO_REC_IRQMASK); - if (which & IRQ_FINISHED_RECBUF_2) - /* ack interrupt */ - outw(which | IRQ_FINISHED_RECBUF_2, chip->codec_port+IDX_IO_REC_IRQMASK); - if (which & IRQ_REC_SOMETHING) - { - snd_azf3328_dbgplay("azt3328: unknown rec IRQ type occurred, please report!\n"); - } + which = snd_azf3328_codec_inb(chip, IDX_IO_REC_IRQTYPE); + /* ack all IRQ types immediately */ + snd_azf3328_codec_outb(chip, IDX_IO_REC_IRQTYPE, which); + spin_unlock(&chip->reg_lock); + if (chip->pcm && chip->capture_substream) { - snd_azf3328_dbgplay("which %x, recptr %lx\n", which, inl(chip->codec_port+IDX_IO_REC_DMA_CURRPOS)); - spin_unlock(&chip->reg_lock); snd_pcm_period_elapsed(chip->capture_substream); - spin_lock(&chip->reg_lock); - snd_azf3328_dbgplay("period done, recptr %lx.\n", inl(chip->codec_port+IDX_IO_REC_DMA_CURRPOS)); + snd_azf3328_dbgplay("REC period done (#%x), @ %x\n", + which, + inl(chip->codec_port+IDX_IO_REC_DMA_CURRPOS)); } - spin_unlock(&chip->reg_lock); + else + snd_azf3328_dbgplay("azt3328: ouch, irq handler problem!\n"); + if (which & IRQ_REC_SOMETHING) + snd_azf3328_dbgplay("azt3328: unknown rec IRQ type occurred, please report!\n"); } + /* MPU401 has less critical IRQ requirements + * than timer and playback/recording, right? */ if (status & IRQ_MPU401) + { snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs); - if (status & IRQ_SOMEIRQ) - snd_azf3328_dbgplay("azt3328: unknown IRQ type occurred, please report!\n"); - count++; + + /* hmm, do we have to ack the IRQ here somehow? + * If so, then I don't know how... */ + snd_azf3328_dbgplay("azt3328: MPU401 IRQ\n"); + } + irq_count++; return IRQ_HANDLED; } /*****************************************************************/ -static snd_pcm_hardware_t snd_azf3328_playback = +static const snd_pcm_hardware_t snd_azf3328_playback = { /* FIXME!! Correct? */ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_MMAP_VALID), - .formats = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 | - SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE, - .rates = SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_64000 | SNDRV_PCM_RATE_KNOT, - .rate_min = 5512, - .rate_max = 64000, + .info = SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_MMAP_VALID, + .formats = SNDRV_PCM_FMTBIT_S8 | + SNDRV_PCM_FMTBIT_U8 | + SNDRV_PCM_FMTBIT_S16_LE | + SNDRV_PCM_FMTBIT_U16_LE, + .rates = SNDRV_PCM_RATE_5512 | + SNDRV_PCM_RATE_8000_48000 | + SNDRV_PCM_RATE_KNOT, + .rate_min = 4000, + .rate_max = 66200, .channels_min = 1, .channels_max = 2, .buffer_bytes_max = 65536, @@ -1083,16 +1251,21 @@ static snd_pcm_hardware_t snd_azf3328_playback = .fifo_size = 0, }; -static snd_pcm_hardware_t snd_azf3328_capture = +static const snd_pcm_hardware_t snd_azf3328_capture = { /* FIXME */ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_MMAP_VALID), - .formats = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 | - SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE, - .rates = SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_64000 | SNDRV_PCM_RATE_KNOT, - .rate_min = 5512, - .rate_max = 64000, + .info = SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_MMAP_VALID, + .formats = SNDRV_PCM_FMTBIT_S8 | + SNDRV_PCM_FMTBIT_U8 | + SNDRV_PCM_FMTBIT_S16_LE | + SNDRV_PCM_FMTBIT_U16_LE, + .rates = SNDRV_PCM_RATE_5512 | + SNDRV_PCM_RATE_8000_48000 | + SNDRV_PCM_RATE_KNOT, + .rate_min = 4000, + .rate_max = 66200, .channels_min = 1, .channels_max = 2, .buffer_bytes_max = 65536, @@ -1105,8 +1278,8 @@ static snd_pcm_hardware_t snd_azf3328_capture = static unsigned int snd_azf3328_fixed_rates[] = { - 5512, 6620, 8000, 9600, 11025, 16000, 22050, 32000, 44100, 48000, 64000 -}; + 4000, 4800, 5512, 6620, 8000, 9600, 11025, 13240, 16000, 22050, 32000, + 44100, 48000, 66200 }; static snd_pcm_hw_constraint_list_t snd_azf3328_hw_constraints_rates = { .count = ARRAY_SIZE(snd_azf3328_fixed_rates), .list = snd_azf3328_fixed_rates, @@ -1115,7 +1288,8 @@ static snd_pcm_hw_constraint_list_t snd_azf3328_hw_constraints_rates = { /*****************************************************************/ -static int snd_azf3328_playback_open(snd_pcm_substream_t * substream) +static int +snd_azf3328_playback_open(snd_pcm_substream_t * substream) { azf3328_t *chip = snd_pcm_substream_chip(substream); snd_pcm_runtime_t *runtime = substream->runtime; @@ -1129,7 +1303,8 @@ static int snd_azf3328_playback_open(snd_pcm_substream_t * substream) return 0; } -static int snd_azf3328_capture_open(snd_pcm_substream_t * substream) +static int +snd_azf3328_capture_open(snd_pcm_substream_t * substream) { azf3328_t *chip = snd_pcm_substream_chip(substream); snd_pcm_runtime_t *runtime = substream->runtime; @@ -1143,7 +1318,8 @@ static int snd_azf3328_capture_open(snd_pcm_substream_t * substream) return 0; } -static int snd_azf3328_playback_close(snd_pcm_substream_t * substream) +static int +snd_azf3328_playback_close(snd_pcm_substream_t * substream) { azf3328_t *chip = snd_pcm_substream_chip(substream); @@ -1154,7 +1330,8 @@ static int snd_azf3328_playback_close(snd_pcm_substream_t * substream) return 0; } -static int snd_azf3328_capture_close(snd_pcm_substream_t * substream) +static int +snd_azf3328_capture_close(snd_pcm_substream_t * substream) { azf3328_t *chip = snd_pcm_substream_chip(substream); @@ -1188,14 +1365,16 @@ static snd_pcm_ops_t snd_azf3328_capture_ops = { .pointer = snd_azf3328_capture_pointer }; -static void snd_azf3328_pcm_free(snd_pcm_t *pcm) +static void +snd_azf3328_pcm_free(snd_pcm_t *pcm) { azf3328_t *chip = pcm->private_data; chip->pcm = NULL; snd_pcm_lib_preallocate_free_for_all(pcm); } -static int __devinit snd_azf3328_pcm(azf3328_t *chip, int device) +static int __devinit +snd_azf3328_pcm(azf3328_t *chip, int device) { snd_pcm_t *pcm; int err; @@ -1222,7 +1401,8 @@ static int __devinit snd_azf3328_pcm(azf3328_t *chip, int device) /******************************************************************/ #ifdef SUPPORT_JOYSTICK -static int __devinit snd_azf3328_config_joystick(azf3328_t *chip, int dev) +static int __devinit +snd_azf3328_config_joystick(azf3328_t *chip, int dev) { struct gameport *gp; struct resource *r; @@ -1248,15 +1428,16 @@ static int __devinit snd_azf3328_config_joystick(azf3328_t *chip, int dev) gp->io = 0x200; gameport_set_port_data(gp, r); - snd_azf3328_io2_write(chip, IDX_IO2_LEGACY_ADDR, - snd_azf3328_io2_read(chip, IDX_IO2_LEGACY_ADDR) | LEGACY_JOY); + snd_azf3328_io2_outb(chip, IDX_IO2_LEGACY_ADDR, + snd_azf3328_io2_inb(chip, IDX_IO2_LEGACY_ADDR) | LEGACY_JOY); gameport_register_port(chip->gameport); return 0; } -static void snd_azf3328_free_joystick(azf3328_t *chip) +static void +snd_azf3328_free_joystick(azf3328_t *chip) { if (chip->gameport) { struct resource *r = gameport_get_port_data(chip->gameport); @@ -1264,32 +1445,36 @@ static void snd_azf3328_free_joystick(azf3328_t *chip) gameport_unregister_port(chip->gameport); chip->gameport = NULL; /* disable gameport */ - snd_azf3328_io2_write(chip, IDX_IO2_LEGACY_ADDR, - snd_azf3328_io2_read(chip, IDX_IO2_LEGACY_ADDR) & ~LEGACY_JOY); + snd_azf3328_io2_outb(chip, IDX_IO2_LEGACY_ADDR, + snd_azf3328_io2_inb(chip, IDX_IO2_LEGACY_ADDR) & ~LEGACY_JOY); release_and_free_resource(r); } } #else -static inline int snd_azf3328_config_joystick(azf3328_t *chip, int dev) { return -ENOSYS; } -static inline void snd_azf3328_free_joystick(azf3328_t *chip) { } +static inline int +snd_azf3328_config_joystick(azf3328_t *chip, int dev) { return -ENOSYS; } +static inline void +snd_azf3328_free_joystick(azf3328_t *chip) { } #endif /******************************************************************/ -static int snd_azf3328_free(azf3328_t *chip) +static int +snd_azf3328_free(azf3328_t *chip) { if (chip->irq < 0) goto __end_hw; /* reset (close) mixer */ snd_azf3328_mixer_set_mute(chip, IDX_MIXER_PLAY_MASTER, 1); /* first mute master volume */ - snd_azf3328_mixer_write(chip, IDX_MIXER_RESET, 0x0, WORD_VALUE); + snd_azf3328_mixer_outw(chip, IDX_MIXER_RESET, 0x0000); - /* interrupt setup - mask everything */ - /* FIXME */ + /* interrupt setup - mask everything (FIXME!) */ + /* well, at least we know how to disable the timer IRQ */ + snd_azf3328_codec_outb(chip, IDX_IO_TIMER_VALUE + 3, 0x00); synchronize_irq(chip->irq); - __end_hw: +__end_hw: snd_azf3328_free_joystick(chip); if (chip->irq >= 0) free_irq(chip->irq, (void *)chip); @@ -1300,15 +1485,129 @@ static int snd_azf3328_free(azf3328_t *chip) return 0; } -static int snd_azf3328_dev_free(snd_device_t *device) +static int +snd_azf3328_dev_free(snd_device_t *device) { azf3328_t *chip = device->device_data; return snd_azf3328_free(chip); } +/******************************************************************/ + +/*** NOTE: the physical timer resolution actually is 1024000 ticks per second, + *** but announcing those attributes to user-space would make programs + *** configure the timer to a 1 tick value, resulting in an absolutely fatal + *** timer IRQ storm. + *** Thus I chose to announce a down-scaled virtual timer to the outside and + *** calculate real timer countdown values internally. + *** (the scale factor can be set via module parameter "seqtimer_scaling"). + ***/ + +static int +snd_azf3328_timer_start(snd_timer_t *timer) +{ + azf3328_t *chip; + unsigned long flags; + unsigned int delay; + + snd_azf3328_dbgcallenter(); + chip = snd_timer_chip(timer); + delay = ((timer->sticks * seqtimer_scaling) - 1) & TIMER_VALUE_MASK; + if (delay < 49) + { + /* uhoh, that's not good, since user-space won't know about + * this timing tweak + * (we need to do it to avoid a lockup, though) */ + + snd_azf3328_dbgtimer("delay was too low (%d)!\n", delay); + delay = 49; /* minimum time is 49 ticks */ + } + snd_azf3328_dbgtimer("setting timer countdown value %d, add COUNTDOWN|IRQ\n", delay); + delay |= TIMER_ENABLE_COUNTDOWN | TIMER_ENABLE_IRQ; + spin_lock_irqsave(&chip->reg_lock, flags); + snd_azf3328_codec_outl(chip, IDX_IO_TIMER_VALUE, delay); + spin_unlock_irqrestore(&chip->reg_lock, flags); + snd_azf3328_dbgcallleave(); + return 0; +} + +static int +snd_azf3328_timer_stop(snd_timer_t *timer) +{ + azf3328_t *chip; + unsigned long flags; + + snd_azf3328_dbgcallenter(); + chip = snd_timer_chip(timer); + spin_lock_irqsave(&chip->reg_lock, flags); + /* disable timer countdown and interrupt */ + /* FIXME: should we write TIMER_ACK_IRQ here? */ + snd_azf3328_codec_outb(chip, IDX_IO_TIMER_VALUE + 3, 0); + spin_unlock_irqrestore(&chip->reg_lock, flags); + snd_azf3328_dbgcallleave(); + return 0; +} + + +static int +snd_azf3328_timer_precise_resolution(snd_timer_t *timer, + unsigned long *num, unsigned long *den) +{ + snd_azf3328_dbgcallenter(); + *num = 1; + *den = 1024000 / seqtimer_scaling; + snd_azf3328_dbgcallleave(); + return 0; +} + +static struct _snd_timer_hardware snd_azf3328_timer_hw = { + .flags = SNDRV_TIMER_HW_AUTO, + .resolution = 977, /* 1000000/1024000 = 0.9765625us */ + .ticks = 1024000, /* max tick count, defined by the value register; actually it's not 1024000, but 1048576, but we don't care */ + .start = snd_azf3328_timer_start, + .stop = snd_azf3328_timer_stop, + .precise_resolution = snd_azf3328_timer_precise_resolution, +}; + +static int __devinit +snd_azf3328_timer(azf3328_t *chip, int device) +{ + snd_timer_t *timer = NULL; + snd_timer_id_t tid; + int err; + + snd_azf3328_dbgcallenter(); + tid.dev_class = SNDRV_TIMER_CLASS_CARD; + tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE; + tid.card = chip->card->number; + tid.device = device; + tid.subdevice = 0; + + snd_azf3328_timer_hw.resolution *= seqtimer_scaling; + snd_azf3328_timer_hw.ticks /= seqtimer_scaling; + if ((err = snd_timer_new(chip->card, "AZF3328", &tid, &timer)) < 0) { + goto out; + } + + strcpy(timer->name, "AZF3328 timer"); + timer->private_data = chip; + timer->hw = snd_azf3328_timer_hw; + + chip->timer = timer; + + err = 0; + +out: + snd_azf3328_dbgcallleave(); + return err; +} + +/******************************************************************/ + #if 0 /* check whether a bit can be modified */ -static void snd_azf3328_test_bit(unsigned int reg, int bit) +static void +snd_azf3328_test_bit(unsigned int reg, int bit) { unsigned char val, valoff, valon; @@ -1326,7 +1625,26 @@ static void snd_azf3328_test_bit(unsigned int reg, int bit) } #endif -static int __devinit snd_azf3328_create(snd_card_t * card, +static void +snd_azf3328_debug_show_ports(const azf3328_t *chip) +{ +#if DEBUG_MISC + u16 tmp; + + snd_azf3328_dbgmisc("codec_port 0x%lx, io2_port 0x%lx, mpu_port 0x%lx, synth_port 0x%lx, mixer_port 0x%lx, irq %d\n", chip->codec_port, chip->io2_port, chip->mpu_port, chip->synth_port, chip->mixer_port, chip->irq); + + snd_azf3328_dbgmisc("io2 %02x %02x %02x %02x %02x %02x\n", snd_azf3328_io2_inb(chip, 0), snd_azf3328_io2_inb(chip, 1), snd_azf3328_io2_inb(chip, 2), snd_azf3328_io2_inb(chip, 3), snd_azf3328_io2_inb(chip, 4), snd_azf3328_io2_inb(chip, 5)); + + for (tmp=0; tmp <= 0x01; tmp += 1) + snd_azf3328_dbgmisc("0x%02x: opl 0x%04x, mpu300 0x%04x, mpu310 0x%04x, mpu320 0x%04x, mpu330 0x%04x\n", tmp, inb(0x388 + tmp), inb(0x300 + tmp), inb(0x310 + tmp), inb(0x320 + tmp), inb(0x330 + tmp)); + + for (tmp = 0; tmp <= 0x6E; tmp += 2) + snd_azf3328_dbgmisc("0x%02x: 0x%04x\n", tmp, snd_azf3328_codec_inb(chip, tmp)); +#endif +} + +static int __devinit +snd_azf3328_create(snd_card_t * card, struct pci_dev *pci, unsigned long device_type, azf3328_t ** rchip) @@ -1345,8 +1663,8 @@ static int __devinit snd_azf3328_create(snd_card_t * card, chip = kzalloc(sizeof(*chip), GFP_KERNEL); if (chip == NULL) { - pci_disable_device(pci); - return -ENOMEM; + err = -ENOMEM; + goto out_err; } spin_lock_init(&chip->reg_lock); chip->card = card; @@ -1357,46 +1675,38 @@ static int __devinit snd_azf3328_create(snd_card_t * card, if (pci_set_dma_mask(pci, 0x00ffffff) < 0 || pci_set_consistent_dma_mask(pci, 0x00ffffff) < 0) { snd_printk(KERN_ERR "architecture does not support 24bit PCI busmaster DMA\n"); - pci_disable_device(pci); - return -ENXIO; + err = -ENXIO; + goto out_err; } if ((err = pci_request_regions(pci, "Aztech AZF3328")) < 0) { - kfree(chip); - pci_disable_device(pci); - return err; + goto out_err; } chip->codec_port = pci_resource_start(pci, 0); - chip->io2_port = pci_resource_start(pci, 1); - chip->mpu_port = pci_resource_start(pci, 2); + chip->io2_port = pci_resource_start(pci, 1); + chip->mpu_port = pci_resource_start(pci, 2); chip->synth_port = pci_resource_start(pci, 3); chip->mixer_port = pci_resource_start(pci, 4); if (request_irq(pci->irq, snd_azf3328_interrupt, SA_INTERRUPT|SA_SHIRQ, card->shortname, (void *)chip)) { snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq); - snd_azf3328_free(chip); - return -EBUSY; + err = -EBUSY; + goto out_err; } chip->irq = pci->irq; pci_set_master(pci); synchronize_irq(chip->irq); - snd_azf3328_dbgmisc("codec_port 0x%lx, io2_port 0x%lx, mpu_port 0x%lx, synth_port 0x%lx, mixer_port 0x%lx, irq %d\n", chip->codec_port, chip->io2_port, chip->mpu_port, chip->synth_port, chip->mixer_port, chip->irq); - - snd_azf3328_dbgmisc("io2 %02x %02x %02x %02x %02x %02x\n", snd_azf3328_io2_read(chip, 0), snd_azf3328_io2_read(chip, 1), snd_azf3328_io2_read(chip, 2), snd_azf3328_io2_read(chip, 3), snd_azf3328_io2_read(chip, 4), snd_azf3328_io2_read(chip, 5)); - - for (tmp=0; tmp <= 0x01; tmp += 1) - snd_azf3328_dbgmisc("0x%02x: opl 0x%04x, mpu300 0x%04x, mpu310 0x%04x, mpu320 0x%04x, mpu330 0x%04x\n", tmp, inb(0x388 + tmp), inb(0x300 + tmp), inb(0x310 + tmp), inb(0x320 + tmp), inb(0x330 + tmp)); - + snd_azf3328_debug_show_ports(chip); + if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { - snd_azf3328_free(chip); - return err; + goto out_err; } /* create mixer interface & switches */ if ((err = snd_azf3328_mixer_new(chip)) < 0) - return err; + goto out_err; #if 0 /* set very low bitrate to reduce noise and power consumption? */ @@ -1404,22 +1714,34 @@ static int __devinit snd_azf3328_create(snd_card_t * card, #endif /* standard chip init stuff */ - spin_lock_irq(&chip->reg_lock); - outb(DMA_PLAY_SOMETHING2|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port + IDX_IO_PLAY_FLAGS); - outb(DMA_PLAY_SOMETHING2|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port + IDX_IO_SOMETHING_FLAGS); - outb(DMA_PLAY_SOMETHING2|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port + IDX_IO_REC_FLAGS); - outb(0x0, chip->codec_port + IDX_IO_IRQ63H); + /* default IRQ init value */ + tmp = DMA_PLAY_SOMETHING2|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE; + spin_lock_irq(&chip->reg_lock); + snd_azf3328_codec_outb(chip, IDX_IO_PLAY_FLAGS, tmp); + snd_azf3328_codec_outb(chip, IDX_IO_REC_FLAGS, tmp); + snd_azf3328_codec_outb(chip, IDX_IO_SOMETHING_FLAGS, tmp); + snd_azf3328_codec_outb(chip, IDX_IO_TIMER_VALUE + 3, 0x00); /* disable timer */ spin_unlock_irq(&chip->reg_lock); snd_card_set_dev(card, &pci->dev); *rchip = chip; - return 0; + + err = 0; + goto out; + +out_err: + if (chip) + snd_azf3328_free(chip); + pci_disable_device(pci); + +out: + return err; } -static int __devinit snd_azf3328_probe(struct pci_dev *pci, - const struct pci_device_id *pci_id) +static int __devinit +snd_azf3328_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { static int dev; snd_card_t *card; @@ -1443,21 +1765,22 @@ static int __devinit snd_azf3328_probe(struct pci_dev *pci, strcpy(card->shortname, "Aztech AZF3328 (PCI168)"); if ((err = snd_azf3328_create(card, pci, pci_id->driver_data, &chip)) < 0) { - snd_card_free(card); - return err; + goto out_err; } if ((err = snd_mpu401_uart_new( card, 0, MPU401_HW_MPU401, chip->mpu_port, 1, pci->irq, 0, &chip->rmidi)) < 0) { snd_printk(KERN_ERR "azf3328: no MPU-401 device at 0x%lx?\n", chip->mpu_port); - snd_card_free(card); - return err; + goto out_err; + } + + if ((err = snd_azf3328_timer(chip, 0)) < 0) { + goto out_err; } if ((err = snd_azf3328_pcm(chip, 0)) < 0) { - snd_card_free(card); - return err; + goto out_err; } if (snd_opl3_create(card, chip->synth_port, chip->synth_port+2, @@ -1466,40 +1789,46 @@ static int __devinit snd_azf3328_probe(struct pci_dev *pci, chip->synth_port, chip->synth_port+2 ); } else { if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) { - snd_card_free(card); - return err; + goto out_err; } } - snd_azf3328_dbgio(chip, "create"); - sprintf(card->longname, "%s at 0x%lx, irq %i", card->shortname, chip->codec_port, chip->irq); if ((err = snd_card_register(card)) < 0) { - snd_card_free(card); - return err; + goto out_err; } #ifdef MODULE printk( -"azt3328: Experimental driver for Aztech AZF3328-based soundcards such as PCI168.\n" -"azt3328: ZERO support from Aztech: you might think hard about future purchase.\n" -"azt3328: Feel free to contact hw7oshyuv3001@sneakemail.com for bug reports etc.!\n"); +"azt3328: Sound driver for Aztech AZF3328-based soundcards such as PCI168\n" +"azt3328: (hardware was completely undocumented - ZERO support from Aztech).\n" +"azt3328: Feel free to contact andi AT lisas.de for bug reports etc.!\n" +"azt3328: User-scalable sequencer timer set to %dHz (1024000Hz / %d).\n", + 1024000 / seqtimer_scaling, seqtimer_scaling); #endif if (snd_azf3328_config_joystick(chip, dev) < 0) - snd_azf3328_io2_write(chip, IDX_IO2_LEGACY_ADDR, - snd_azf3328_io2_read(chip, IDX_IO2_LEGACY_ADDR) & ~LEGACY_JOY); + snd_azf3328_io2_outb(chip, IDX_IO2_LEGACY_ADDR, + snd_azf3328_io2_inb(chip, IDX_IO2_LEGACY_ADDR) & ~LEGACY_JOY); pci_set_drvdata(pci, card); dev++; + err = 0; + goto out; + +out_err: + snd_card_free(card); + +out: snd_azf3328_dbgcallleave(); - return 0; + return err; } -static void __devexit snd_azf3328_remove(struct pci_dev *pci) +static void __devexit +snd_azf3328_remove(struct pci_dev *pci) { snd_azf3328_dbgcallenter(); snd_card_free(pci_get_drvdata(pci)); @@ -1515,7 +1844,8 @@ static struct pci_driver driver = { .remove = __devexit_p(snd_azf3328_remove), }; -static int __init alsa_card_azf3328_init(void) +static int __init +alsa_card_azf3328_init(void) { int err; snd_azf3328_dbgcallenter(); @@ -1524,7 +1854,8 @@ static int __init alsa_card_azf3328_init(void) return err; } -static void __exit alsa_card_azf3328_exit(void) +static void __exit +alsa_card_azf3328_exit(void) { snd_azf3328_dbgcallenter(); pci_unregister_driver(&driver); diff --git a/sound/pci/azt3328.h b/sound/pci/azt3328.h index 7e0e7918097..f489bdaf6d4 100644 --- a/sound/pci/azt3328.h +++ b/sound/pci/azt3328.h @@ -1,19 +1,17 @@ -#ifndef __SOUND_AZF3328_H -#define __SOUND_AZF3328_H +#ifndef __SOUND_AZT3328_H +#define __SOUND_AZT3328_H -/* type argument to use for the I/O functions */ -#define WORD_VALUE 0x1000 -#define DWORD_VALUE 0x2000 -#define BYTE_VALUE 0x4000 +/* "PU" == "power-up value", as tested on PCI168 PCI rev. 10 */ /*** main I/O area port indices ***/ /* (only 0x70 of 0x80 bytes saved/restored by Windows driver) */ -/* the driver initialisation suggests a layout of 3 main areas: - * from 0x00 (playback), from 0x20 (recording) and from 0x40 (maybe DirectX - * timer ???). and probably another area from 0x60 to 0x6f - * (IRQ management, power management etc. ???). */ -/* playback area */ -#define IDX_IO_PLAY_FLAGS 0x00 +/* the driver initialisation suggests a layout of 4 main areas: + * from 0x00 (playback), from 0x20 (recording) and from 0x40 (maybe MPU401??). + * And another area from 0x60 to 0x6f (DirectX timer, IRQ management, + * power management etc.???). */ + +/** playback area **/ +#define IDX_IO_PLAY_FLAGS 0x00 /* PU:0x0000 */ /* able to reactivate output after output muting due to 8/16bit * output change, just like 0x0002. * 0x0001 is the only bit that's able to start the DMA counter */ @@ -29,7 +27,7 @@ #define DMA_EPILOGUE_SOMETHING 0x0010 #define DMA_SOMETHING_ELSE 0x0020 /* ??? */ #define SOMETHING_UNMODIFIABLE 0xffc0 /* unused ? not modifiable */ -#define IDX_IO_PLAY_IRQMASK 0x02 +#define IDX_IO_PLAY_IRQTYPE 0x02 /* PU:0x0001 */ /* write back to flags in case flags are set, in order to ACK IRQ in handler * (bit 1 of port 0x64 indicates interrupt for one of these three types) * sometimes in this case it just writes 0xffff to globally ACK all IRQs @@ -41,36 +39,39 @@ #define IRQMASK_SOME_STATUS_1 0x0008 /* \ related bits */ #define IRQMASK_SOME_STATUS_2 0x0010 /* / (checked together in loop) */ #define IRQMASK_UNMODIFIABLE 0xffe0 /* unused ? not modifiable */ -#define IDX_IO_PLAY_DMA_START_1 0x04 /* start address of 1st DMA play area */ -#define IDX_IO_PLAY_DMA_START_2 0x08 /* start address of 2nd DMA play area */ -#define IDX_IO_PLAY_DMA_LEN_1 0x0c /* length of 1st DMA play area */ -#define IDX_IO_PLAY_DMA_LEN_2 0x0e /* length of 2nd DMA play area */ -#define IDX_IO_PLAY_DMA_CURRPOS 0x10 /* current DMA position */ -#define IDX_IO_PLAY_DMA_CURROFS 0x14 /* offset within current DMA play area */ -#define IDX_IO_PLAY_SOUNDFORMAT 0x16 +#define IDX_IO_PLAY_DMA_START_1 0x04 /* start address of 1st DMA play area, PU:0x00000000 */ +#define IDX_IO_PLAY_DMA_START_2 0x08 /* start address of 2nd DMA play area, PU:0x00000000 */ +#define IDX_IO_PLAY_DMA_LEN_1 0x0c /* length of 1st DMA play area, PU:0x0000 */ +#define IDX_IO_PLAY_DMA_LEN_2 0x0e /* length of 2nd DMA play area, PU:0x0000 */ +#define IDX_IO_PLAY_DMA_CURRPOS 0x10 /* current DMA position, PU:0x00000000 */ +#define IDX_IO_PLAY_DMA_CURROFS 0x14 /* offset within current DMA play area, PU:0x0000 */ +#define IDX_IO_PLAY_SOUNDFORMAT 0x16 /* PU:0x0010 */ /* all unspecified bits can't be modified */ #define SOUNDFORMAT_FREQUENCY_MASK 0x000f + #define SOUNDFORMAT_XTAL1 0x00 + #define SOUNDFORMAT_XTAL2 0x01 /* all _SUSPECTED_ values are not used by Windows drivers, so we don't * have any hard facts, only rough measurements */ - #define SOUNDFORMAT_FREQ_SUSPECTED_4000 0x0c - #define SOUNDFORMAT_FREQ_SUSPECTED_4800 0x0a - #define SOUNDFORMAT_FREQ_5510 0x0d - #define SOUNDFORMAT_FREQ_6620 0x0b - #define SOUNDFORMAT_FREQ_8000 0x00 /* also 0x0e ? */ - #define SOUNDFORMAT_FREQ_9600 0x08 - #define SOUNDFORMAT_FREQ_SUSPECTED_12000 0x09 - #define SOUNDFORMAT_FREQ_11025 0x01 /* also 0x0f ? */ - #define SOUNDFORMAT_FREQ_16000 0x02 - #define SOUNDFORMAT_FREQ_22050 0x03 - #define SOUNDFORMAT_FREQ_32000 0x04 - #define SOUNDFORMAT_FREQ_44100 0x05 - #define SOUNDFORMAT_FREQ_48000 0x06 - #define SOUNDFORMAT_FREQ_SUSPECTED_64000 0x07 + #define SOUNDFORMAT_FREQ_SUSPECTED_4000 0x0c | SOUNDFORMAT_XTAL1 + #define SOUNDFORMAT_FREQ_SUSPECTED_4800 0x0a | SOUNDFORMAT_XTAL1 + #define SOUNDFORMAT_FREQ_5510 0x0c | SOUNDFORMAT_XTAL2 + #define SOUNDFORMAT_FREQ_6620 0x0a | SOUNDFORMAT_XTAL2 + #define SOUNDFORMAT_FREQ_8000 0x00 | SOUNDFORMAT_XTAL1 /* also 0x0e | SOUNDFORMAT_XTAL1? */ + #define SOUNDFORMAT_FREQ_9600 0x08 | SOUNDFORMAT_XTAL1 + #define SOUNDFORMAT_FREQ_11025 0x00 | SOUNDFORMAT_XTAL2 /* also 0x0e | SOUNDFORMAT_XTAL2? */ + #define SOUNDFORMAT_FREQ_SUSPECTED_13240 0x08 | SOUNDFORMAT_XTAL2 /* seems to be 6620 *2 */ + #define SOUNDFORMAT_FREQ_16000 0x02 | SOUNDFORMAT_XTAL1 + #define SOUNDFORMAT_FREQ_22050 0x02 | SOUNDFORMAT_XTAL2 + #define SOUNDFORMAT_FREQ_32000 0x04 | SOUNDFORMAT_XTAL1 + #define SOUNDFORMAT_FREQ_44100 0x04 | SOUNDFORMAT_XTAL2 + #define SOUNDFORMAT_FREQ_48000 0x06 | SOUNDFORMAT_XTAL1 + #define SOUNDFORMAT_FREQ_SUSPECTED_66200 0x06 | SOUNDFORMAT_XTAL2 /* 66200 (13240 * 5); 64000 may have been nicer :-\ */ #define SOUNDFORMAT_FLAG_16BIT 0x0010 #define SOUNDFORMAT_FLAG_2CHANNELS 0x0020 -/* recording area (see also: playback bit flag definitions) */ -#define IDX_IO_REC_FLAGS 0x20 /* ?? */ -#define IDX_IO_REC_IRQMASK 0x22 /* ?? */ + +/** recording area (see also: playback bit flag definitions) **/ +#define IDX_IO_REC_FLAGS 0x20 /* ??, PU:0x0000 */ +#define IDX_IO_REC_IRQTYPE 0x22 /* ??, PU:0x0000 */ #define IRQ_REC_SOMETHING 0x0001 /* something & ACK */ #define IRQ_FINISHED_RECBUF_1 0x0002 /* 1st dmabuf finished & ACK */ #define IRQ_FINISHED_RECBUF_2 0x0004 /* 2nd dmabuf finished & ACK */ @@ -78,39 +79,47 @@ * but OTOH they are most likely at port 0x22 instead */ #define IRQMASK_SOME_STATUS_1 0x0008 /* \ related bits */ #define IRQMASK_SOME_STATUS_2 0x0010 /* / (checked together in loop) */ -#define IDX_IO_REC_DMA_START_1 0x24 -#define IDX_IO_REC_DMA_START_2 0x28 -#define IDX_IO_REC_DMA_LEN_1 0x2c -#define IDX_IO_REC_DMA_LEN_2 0x2e -#define IDX_IO_REC_DMA_CURRPOS 0x30 -#define IDX_IO_REC_DMA_CURROFS 0x34 -#define IDX_IO_REC_SOUNDFORMAT 0x36 -/* some third area ? (after playback and recording) */ -#define IDX_IO_SOMETHING_FLAGS 0x40 /* gets set to 0x34 just like port 0x0 and 0x20 on card init */ +#define IDX_IO_REC_DMA_START_1 0x24 /* PU:0x00000000 */ +#define IDX_IO_REC_DMA_START_2 0x28 /* PU:0x00000000 */ +#define IDX_IO_REC_DMA_LEN_1 0x2c /* PU:0x0000 */ +#define IDX_IO_REC_DMA_LEN_2 0x2e /* PU:0x0000 */ +#define IDX_IO_REC_DMA_CURRPOS 0x30 /* PU:0x00000000 */ +#define IDX_IO_REC_DMA_CURROFS 0x34 /* PU:0x00000000 */ +#define IDX_IO_REC_SOUNDFORMAT 0x36 /* PU:0x0000 */ + +/** hmm, what is this I/O area for? MPU401?? (after playback, recording, ???, timer) **/ +#define IDX_IO_SOMETHING_FLAGS 0x40 /* gets set to 0x34 just like port 0x0 and 0x20 on card init, PU:0x0000 */ /* general */ -#define IDX_IO_60H 0x60 /* writing 0xffff returns 0xffff */ -#define IDX_IO_62H 0x62 /* writing to WORD 0x0062 can hang the box ! --> responsible for IRQ management as a whole ?? */ -#define IDX_IO_IRQ63H 0x63 /* FIXME !! */ - #define IO_IRQ63H_SOMETHING 0x04 /* being set in IRQ handler in case port 0x00 had 0x0020 set upon IRQ handler */ +#define IDX_IO_42H 0x42 /* PU:0x0001 */ + +/** DirectX timer, main interrupt area (FIXME: and something else?) **/ +#define IDX_IO_TIMER_VALUE 0x60 /* found this timer area by pure luck :-) */ + #define TIMER_VALUE_MASK 0x000fffffUL /* timer countdown value; triggers IRQ when timer is finished */ + #define TIMER_ENABLE_COUNTDOWN 0x01000000UL /* activate the timer countdown */ + #define TIMER_ENABLE_IRQ 0x02000000UL /* trigger timer IRQ on zero transition */ + #define TIMER_ACK_IRQ 0x04000000UL /* being set in IRQ handler in case port 0x00 (hmm, not port 0x64!?!?) had 0x0020 set upon IRQ handler */ #define IDX_IO_IRQSTATUS 0x64 #define IRQ_PLAYBACK 0x0001 #define IRQ_RECORDING 0x0002 #define IRQ_MPU401 0x0010 - #define IRQ_SOMEIRQ 0x0020 /* ???? */ - #define IRQ_WHO_KNOWS_UNUSED 0x00e0 /* probably unused */ + #define IRQ_TIMER 0x0020 /* DirectX timer */ + #define IRQ_UNKNOWN1 0x0040 /* probably unused */ + #define IRQ_UNKNOWN2 0x0080 /* probably unused */ #define IDX_IO_66H 0x66 /* writing 0xffff returns 0x0000 */ -#define IDX_IO_SOME_VALUE 0x68 /* this is always set to 0x3ff, and writable; maybe some buffer limit, but I couldn't find out more */ -#define IDX_IO_6AH 0x6A /* this WORD can be set to have bits 0x0028 activated; actually inhibits PCM playback !!! maybe power management ?? */ -#define IDX_IO_6CH 0x6C /* this WORD can have all its bits activated ? */ +#define IDX_IO_SOME_VALUE 0x68 /* this is set to e.g. 0x3ff or 0x300, and writable; maybe some buffer limit, but I couldn't find out more, PU:0x00ff */ +#define IDX_IO_6AH 0x6A /* this WORD can be set to have bits 0x0028 activated; actually inhibits PCM playback!!! maybe power management?? */ +#define IDX_IO_6CH 0x6C #define IDX_IO_6EH 0x6E /* writing 0xffff returns 0x83fe */ /* further I/O indices not saved/restored, so probably not used */ + /*** I/O 2 area port indices ***/ /* (only 0x06 of 0x08 bytes saved/restored by Windows driver) */ #define IDX_IO2_LEGACY_ADDR 0x04 - #define LEGACY_SOMETHING 0x01 /* OPL3 ?? */ + #define LEGACY_SOMETHING 0x01 /* OPL3?? */ #define LEGACY_JOY 0x08 + /*** mixer I/O area port indices ***/ /* (only 0x22 of 0x40 bytes saved/restored by Windows driver) * generally spoken: AC97 register index = AZF3328 mixer reg index + 2 @@ -148,18 +157,18 @@ /* unlisted bits are unmodifiable */ #define MIXER_ADVCTL1_3DWIDTH_MASK 0x000e #define MIXER_ADVCTL1_HIFI3D_MASK 0x0300 -#define IDX_MIXER_ADVCTL2 0x20 /* resembles AC97_GENERAL_PURPOSE reg ! */ +#define IDX_MIXER_ADVCTL2 0x20 /* resembles AC97_GENERAL_PURPOSE reg! */ /* unlisted bits are unmodifiable */ - #define MIXER_ADVCTL2_BIT7 0x0080 /* WaveOut 3D Bypass ? mutes WaveOut at LineOut */ - #define MIXER_ADVCTL2_BIT8 0x0100 /* is this Modem Out Select ? */ - #define MIXER_ADVCTL2_BIT9 0x0200 /* Mono Select Source ? */ - #define MIXER_ADVCTL2_BIT13 0x2000 /* 3D enable ? */ + #define MIXER_ADVCTL2_BIT7 0x0080 /* WaveOut 3D Bypass? mutes WaveOut at LineOut */ + #define MIXER_ADVCTL2_BIT8 0x0100 /* is this Modem Out Select? */ + #define MIXER_ADVCTL2_BIT9 0x0200 /* Mono Select Source? */ + #define MIXER_ADVCTL2_BIT13 0x2000 /* 3D enable? */ #define MIXER_ADVCTL2_BIT15 0x8000 /* unknown */ -#define IDX_MIXER_SOMETHING30H 0x30 /* used, but unknown ??? */ +#define IDX_MIXER_SOMETHING30H 0x30 /* used, but unknown??? */ /* driver internal flags */ #define SET_CHAN_LEFT 1 #define SET_CHAN_RIGHT 2 -#endif /* __SOUND_AZF3328_H */ +#endif /* __SOUND_AZT3328_H */ |