/*
* azt3328.c - driver for Aztech AZF3328 based soundcards (e.g. PCI168).
- * Copyright (C) 2002 by Andreas Mohr <hw7oshyuv3001@sneakemail.com>
+ * Copyright (C) 2002, 2005 - 2009 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),
* PCI168 A/AP, sub ID 8000
* Please give me feedback in case you try my driver with one of these!!
*
+ * Keywords: Windows XP Vista 168nt4-125.zip 168win95-125.zip PCI 168 download
+ * (XP/Vista do not support this card at all but every Linux distribution
+ * has very good support out of the box;
+ * just to make sure that the right people hit this and get to know that,
+ * despite the high level of Internet ignorance - as usual :-P -
+ * about very good support for this card - on Linux!)
+ *
* GPL LICENSE
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* in the first place >:-P}),
* I was forced to base this driver on reverse engineering
* (3 weeks' worth of evenings filled with driver work).
- * (and no, I did NOT go the easy way: to pick up a PCI128 for 9 Euros)
+ * (and no, I did NOT go the easy way: to pick up a SB PCI128 for 9 Euros)
+ *
+ * It is quite likely that the AZF3328 chip is the PCI cousin of the
+ * AZF3318 ("azt1020 pnp", "MM Pro 16") ISA chip, given very similar specs.
*
* The AZF3328 chip (note: AZF3328, *not* AZT3328, that's just the driver name
- * for compatibility reasons) has the following features:
+ * for compatibility reasons) from Azfin (joint-venture of Aztech and Fincitec,
+ * Fincitec acquired by National Semiconductor in 2002, together with the
+ * Fincitec-related company ARSmikro) has the following features:
*
+ * - compatibility & compliance:
+ * - Microsoft PC 97 ("PC 97 Hardware Design Guide",
+ * http://www.microsoft.com/whdc/archive/pcguides.mspx)
+ * - Microsoft PC 98 Baseline Audio
+ * - MPU401 UART
+ * - Sound Blaster Emulation (DOS Box)
* - builtin AC97 conformant codec (SNR over 80dB)
- * (really AC97 compliant?? I really doubt it when looking
- * at the mixer register layout)
- * - builtin genuine OPL3
+ * Note that "conformant" != "compliant"!! this chip's mixer register layout
+ * *differs* from the standard AC97 layout:
+ * they chose to not implement the headphone register (which is not a
+ * problem since it's merely optional), yet when doing this, they committed
+ * the grave sin of letting other registers follow immediately instead of
+ * keeping a headphone dummy register, thereby shifting the mixer register
+ * addresses illegally. So far unfortunately it looks like the very flexible
+ * ALSA AC97 support is still not enough to easily compensate for such a
+ * grave layout violation despite all tweaks and quirks mechanisms it offers.
+ * - builtin genuine OPL3 - verified to work fine, 20080506
* - full duplex 16bit playback/record at independent sampling rate
- * - MPU401 (+ legacy address support) FIXME: how to enable legacy addr??
+ * - MPU401 (+ legacy address support, claimed by one official spec sheet)
+ * FIXME: how to enable legacy addr??
* - game port (legacy address support)
+ * - builtin DirectInput support, helps reduce CPU overhead (interrupt-driven
+ * features supported). - See common term "Digital Enhanced Game Port"...
+ * (probably DirectInput 3.0 spec - confirm)
+ * - builtin 3D enhancement (said to be YAMAHA Ymersion)
* - built-in General DirectX timer having a 20 bits counter
- * with 1us resolution (FIXME: where is it?)
- * - I2S serial port for external DAC
+ * with 1us resolution (see below!)
+ * - I2S serial output port for external DAC
+ * [FIXME: 3.3V or 5V level? maximum rate is 66.2kHz right?]
* - supports 33MHz PCI spec 2.1, PCI power management 1.0, compliant with ACPI
* - supports hardware volume control
* - single chip low cost solution (128 pin QFP)
- * - supports programmable Sub-vendor and Sub-system ID
+ * - supports programmable Sub-vendor and Sub-system ID [24C02 SEEPROM chip]
* required for Microsoft's logo compliance (FIXME: where?)
+ * At least the Trident 4D Wave DX has one bit somewhere
+ * to enable writes to PCI subsystem VID registers, that should be it.
+ * This might easily be in extended PCI reg space, since PCI168 also has
+ * some custom data starting at 0x80. What kind of config settings
+ * are located in our extended PCI space anyway??
* - PCI168 AP(W) card: power amplifier with 4 Watts/channel at 4 Ohms
+ * [TDA1517P chip]
+ *
+ * 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"
+ *
+ * OPL3 hardware playback testing, try something like:
+ * cat /proc/asound/hwdep
+ * and
+ * aconnect -o
+ * Then use
+ * sbiload -Dhw:x,y --opl3 /usr/share/sounds/opl3/std.o3 ......./drums.o3
+ * where x,y is the xx-yy number as given in hwdep.
+ * Then try
+ * pmidi -p a:b jazz.mid
+ * where a:b is the client number plus 0 usually, as given by aconnect above.
+ * Oh, and make sure to unmute the FM mixer control (doh!)
+ * NOTE: power use during OPL3 playback is _VERY_ high (70W --> 90W!)
+ * despite no CPU activity, possibly due to hindering ACPI idling somehow.
+ * Shouldn't be a problem of the AZF3328 chip itself, I'd hope.
+ * Higher PCM / FM mixer levels seem to conflict (causes crackling),
+ * at least sometimes. Maybe even use with hardware sequencer timer above :)
+ * adplay/adplug-utils might soon offer hardware-based OPL3 playback, too.
*
* Certain PCI versions of this card are susceptible to DMA traffic underruns
* in some systems (resulting in sound crackling/clicking/popping),
* 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
* people with the same chipset.
* Possible remedies:
+ * - use speaker (amplifier) output instead of headphone output
+ * (in case crackling is due to overloaded output clipping)
* - plug card into a different PCI slot, preferrably one that isn't shared
* too much (this helps a lot, but not completely!)
* - get rid of PCI VGA card, use AGP instead
* - fiddle with PCI latency settings (setpci -v -s BUSID latency_timer=XX)
* Not too helpful.
* - 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, however a recent test was fine
+ * - (non-bug) "Bass/Treble or 3D settings don't work" - they do get evaluated
+ * if you set PCM output switch to "pre 3D" instead of "post 3D".
+ * If this can't be set, then get a mixer application that Isn't Stupid (tm)
+ * (e.g. kmix, gamix) - unfortunately several are!!
+ * - locking is not entirely clean, especially the audio stream activity
+ * ints --> may be racy
+ * - an _unconnected_ secondary joystick at the gameport will be reported
+ * to be "active" (floating values, not precisely -1) due to the way we need
+ * to read the Digital Enhanced Game Port. Not sure whether it is fixable.
+ *
* TODO
+ * - use PCI_VDEVICE
+ * - verify driver status on x86_64
+ * - test multi-card driver operation
+ * - (ab)use 1MHz DirectX timer as kernel clocksource
* - test MPU401 MIDI playback etc.
- * - power management (CONFIG_PM). 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.
+ * - add more power micro-management (disable various units of the card
+ * as long as they're unused, to improve audio quality and save power).
+ * However this requires more I/O ports which I haven't figured out yet
+ * and which thus might not even exist...
+ * The standard suspend/resume functionality could probably make use of
+ * some improvement, too...
* - figure out what all unknown port bits are responsible for
+ * - figure out some cleverly evil scheme to possibly make ALSA AC97 code
+ * fully accept our quite incompatible ""AC97"" mixer and thus save some
+ * code (but I'm not too optimistic that doing this is possible at all)
+ * - use MMIO (memory-mapped I/O)? Slightly faster access, e.g. for gameport.
*/
-#include <sound/driver.h>
#include <asm/io.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/gameport.h>
#include <linux/moduleparam.h>
+#include <linux/dma-mapping.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/pcm.h>
#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}}");
#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
-#define SUPPORT_JOYSTICK 1
+#define SUPPORT_GAMEPORT 1
#endif
+/* === Debug settings ===
+ Further diagnostic functionality than the settings below
+ does not need to be provided, since one can easily write a bash script
+ to dump the card's I/O ports (those listed in lspci -v -v):
+ function dump()
+ {
+ local descr=$1; local addr=$2; local count=$3
+
+ echo "${descr}: ${count} @ ${addr}:"
+ dd if=/dev/port skip=$[${addr}] count=${count} bs=1 2>/dev/null| hexdump -C
+ }
+ and then use something like
+ "dump joy200 0x200 8", "dump mpu388 0x388 4", "dump joy 0xb400 8",
+ "dump codec00 0xa800 32", "dump mixer 0xb800 64", "dump synth 0xbc00 8",
+ possibly within a "while true; do ... sleep 1; done" loop.
+ Tweaking ports could be done using
+ VALSTRING="`printf "%02x" $value`"
+ printf "\x""$VALSTRING"|dd of=/dev/port seek=$[${addr}] bs=1 2>/dev/null
+*/
+
#define DEBUG_MISC 0
#define DEBUG_CALLS 0
#define DEBUG_MIXER 0
-#define DEBUG_PLAY_REC 0
+#define DEBUG_CODEC 0
#define DEBUG_IO 0
+#define DEBUG_TIMER 0
+#define DEBUG_GAME 0
+#define DEBUG_PM 0
#define MIXER_TESTING 0
#if DEBUG_MISC
-#define snd_azf3328_dbgmisc(format, args...) printk(KERN_ERR format, ##args)
+#define snd_azf3328_dbgmisc(format, args...) printk(KERN_DEBUG format, ##args)
#else
#define snd_azf3328_dbgmisc(format, args...)
-#endif
+#endif
#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_DEBUG "--> %s\n", __func__)
+#define snd_azf3328_dbgcallleave() printk(KERN_DEBUG "<-- %s\n", __func__)
#else
#define snd_azf3328_dbgcalls(format, args...)
#define snd_azf3328_dbgcallenter()
#define snd_azf3328_dbgcallleave()
-#endif
+#endif
#if DEBUG_MIXER
-#define snd_azf3328_dbgmixer(format, args...) printk(format, ##args)
+#define snd_azf3328_dbgmixer(format, args...) printk(KERN_DEBUG format, ##args)
#else
#define snd_azf3328_dbgmixer(format, args...)
-#endif
+#endif
+
+#if DEBUG_CODEC
+#define snd_azf3328_dbgcodec(format, args...) printk(KERN_DEBUG format, ##args)
+#else
+#define snd_azf3328_dbgcodec(format, args...)
+#endif
+
+#if DEBUG_MISC
+#define snd_azf3328_dbgtimer(format, args...) printk(KERN_DEBUG format, ##args)
+#else
+#define snd_azf3328_dbgtimer(format, args...)
+#endif
-#if DEBUG_PLAY_REC
-#define snd_azf3328_dbgplay(format, args...) printk(KERN_ERR format, ##args)
+#if DEBUG_GAME
+#define snd_azf3328_dbggame(format, args...) printk(KERN_DEBUG format, ##args)
#else
-#define snd_azf3328_dbgplay(format, args...)
-#endif
+#define snd_azf3328_dbggame(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_PM
+#define snd_azf3328_dbgpm(format, args...) printk(KERN_DEBUG format, ##args)
#else
-#define snd_azf3328_dbgio(chip, where)
+#define snd_azf3328_dbgpm(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.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable AZF3328 soundcard.");
-#ifdef SUPPORT_JOYSTICK
-static int joystick[SNDRV_CARDS];
-module_param_array(joystick, bool, NULL, 0444);
-MODULE_PARM_DESC(joystick, "Enable joystick for AZF3328 soundcard.");
-#endif
+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 azf3328_t;
+struct snd_azf3328_codec_data {
+ unsigned long io_base;
+ struct snd_pcm_substream *substream;
+ bool running;
+ const char *name;
+};
-struct _snd_azf3328 {
- int irq;
+enum snd_azf3328_codec_type {
+ AZF_CODEC_PLAYBACK = 0,
+ AZF_CODEC_CAPTURE = 1,
+ AZF_CODEC_I2S_OUT = 2,
+};
- unsigned long codec_port;
- unsigned long io2_port;
- unsigned long mpu_port;
- unsigned long synth_port;
- unsigned long mixer_port;
+struct snd_azf3328 {
+ /* often-used fields towards beginning, then grouped */
-#ifdef SUPPORT_JOYSTICK
+ unsigned long ctrl_io; /* usually 0xb000, size 128 */
+ unsigned long game_io; /* usually 0xb400, size 8 */
+ unsigned long mpu_io; /* usually 0xb800, size 4 */
+ unsigned long opl3_io; /* usually 0xbc00, size 8 */
+ unsigned long mixer_io; /* usually 0xc000, size 64 */
+
+ spinlock_t reg_lock;
+
+ struct snd_timer *timer;
+
+ struct snd_pcm *pcm[3];
+
+ /* playback, recording and I2S out codecs */
+ struct snd_azf3328_codec_data codecs[3];
+
+ struct snd_card *card;
+ struct snd_rawmidi *rmidi;
+
+#ifdef SUPPORT_GAMEPORT
struct gameport *gameport;
+ u16 axes[4];
#endif
struct pci_dev *pci;
- snd_card_t *card;
-
- 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;
+ int irq;
- spinlock_t reg_lock;
+ /* register 0x6a is write-only, thus need to remember setting.
+ * If we need to add more registers here, then we might try to fold this
+ * into some transparent combined shadow register handling with
+ * CONFIG_PM register storage below, but that's slightly difficult. */
+ u16 shadow_reg_ctrl_6AH;
+
+#ifdef CONFIG_PM
+ /* register value containers for power management
+ * Note: not always full I/O range preserved (similar to Win driver!) */
+ u32 saved_regs_ctrl[AZF_ALIGN(AZF_IO_SIZE_CTRL_PM) / 4];
+ u32 saved_regs_game[AZF_ALIGN(AZF_IO_SIZE_GAME_PM) / 4];
+ u32 saved_regs_mpu[AZF_ALIGN(AZF_IO_SIZE_MPU_PM) / 4];
+ u32 saved_regs_opl3[AZF_ALIGN(AZF_IO_SIZE_OPL3_PM) / 4];
+ u32 saved_regs_mixer[AZF_ALIGN(AZF_IO_SIZE_MIXER_PM) / 4];
+#endif
};
-static struct pci_device_id snd_azf3328_ids[] = {
+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, }
MODULE_DEVICE_TABLE(pci, snd_azf3328_ids);
-static inline void snd_azf3328_io2_write(azf3328_t *chip, int reg, unsigned char value)
+
+static int
+snd_azf3328_io_reg_setb(unsigned reg, u8 mask, bool do_set)
+{
+ u8 prev = inb(reg), new;
+
+ new = (do_set) ? (prev|mask) : (prev & ~mask);
+ /* we need to always write the new value no matter whether it differs
+ * or not, since some register bits don't indicate their setting */
+ outb(new, reg);
+ if (new != prev)
+ return 1;
+
+ return 0;
+}
+
+static inline void
+snd_azf3328_codec_outb(const struct snd_azf3328_codec_data *codec,
+ unsigned reg,
+ u8 value
+)
{
- outb(value, chip->io2_port + reg);
+ outb(value, codec->io_base + reg);
}
-static inline unsigned char snd_azf3328_io2_read(azf3328_t *chip, int reg)
+static inline u8
+snd_azf3328_codec_inb(const struct snd_azf3328_codec_data *codec, unsigned reg)
{
- return inb(chip->io2_port + reg);
+ return inb(codec->io_base + reg);
}
-static void snd_azf3328_mixer_write(azf3328_t *chip, int reg, unsigned long value, int type)
+static inline void
+snd_azf3328_codec_outw(const struct snd_azf3328_codec_data *codec,
+ unsigned 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, codec->io_base + reg);
+}
+
+static inline u16
+snd_azf3328_codec_inw(const struct snd_azf3328_codec_data *codec, unsigned reg)
+{
+ return inw(codec->io_base + reg);
+}
+
+static inline void
+snd_azf3328_codec_outl(const struct snd_azf3328_codec_data *codec,
+ unsigned reg,
+ u32 value
+)
+{
+ outl(value, codec->io_base + reg);
+}
+
+static inline u32
+snd_azf3328_codec_inl(const struct snd_azf3328_codec_data *codec, unsigned reg)
+{
+ return inl(codec->io_base + reg);
+}
+
+static inline void
+snd_azf3328_ctrl_outb(const struct snd_azf3328 *chip, unsigned reg, u8 value)
+{
+ outb(value, chip->ctrl_io + reg);
+}
+
+static inline u8
+snd_azf3328_ctrl_inb(const struct snd_azf3328 *chip, unsigned reg)
+{
+ return inb(chip->ctrl_io + reg);
}
-static void snd_azf3328_mixer_set_mute(azf3328_t *chip, int reg, int do_mute)
+static inline void
+snd_azf3328_ctrl_outw(const struct snd_azf3328 *chip, unsigned reg, u16 value)
{
- unsigned char oldval;
+ outw(value, chip->ctrl_io + reg);
+}
+
+static inline void
+snd_azf3328_ctrl_outl(const struct snd_azf3328 *chip, unsigned reg, u32 value)
+{
+ outl(value, chip->ctrl_io + reg);
+}
+
+static inline void
+snd_azf3328_game_outb(const struct snd_azf3328 *chip, unsigned reg, u8 value)
+{
+ outb(value, chip->game_io + reg);
+}
+
+static inline void
+snd_azf3328_game_outw(const struct snd_azf3328 *chip, unsigned reg, u16 value)
+{
+ outw(value, chip->game_io + reg);
+}
+
+static inline u8
+snd_azf3328_game_inb(const struct snd_azf3328 *chip, unsigned reg)
+{
+ return inb(chip->game_io + reg);
+}
+
+static inline u16
+snd_azf3328_game_inw(const struct snd_azf3328 *chip, unsigned reg)
+{
+ return inw(chip->game_io + reg);
+}
+
+static inline void
+snd_azf3328_mixer_outw(const struct snd_azf3328 *chip, unsigned reg, u16 value)
+{
+ outw(value, chip->mixer_io + reg);
+}
+
+static inline u16
+snd_azf3328_mixer_inw(const struct snd_azf3328 *chip, unsigned reg)
+{
+ return inw(chip->mixer_io + reg);
+}
+
+#define AZF_MUTE_BIT 0x80
+
+static bool
+snd_azf3328_mixer_set_mute(const struct snd_azf3328 *chip,
+ unsigned reg, bool do_mute
+)
+{
+ unsigned long portbase = chip->mixer_io + reg + 1;
+ bool updated;
/* the mute bit is on the *second* (i.e. right) register of a
* left/right channel setting */
- oldval = inb(chip->mixer_port + reg + 1);
- if (do_mute)
- oldval |= 0x80;
- else
- oldval &= ~0x80;
- outb(oldval, chip->mixer_port + reg + 1);
+ updated = snd_azf3328_io_reg_setb(portbase, AZF_MUTE_BIT, do_mute);
+
+ /* indicate whether it was muted before */
+ return (do_mute) ? !updated : updated;
}
-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 struct snd_azf3328 *chip,
+ unsigned reg,
+ unsigned char dst_vol_left,
+ unsigned char dst_vol_right,
+ int chan_sel, int delay
+)
{
+ unsigned long portbase = chip->mixer_io + reg;
unsigned char curr_vol_left = 0, curr_vol_right = 0;
- int left_done = 0, right_done = 0;
-
+ int left_change = 0, right_change = 0;
+
snd_azf3328_dbgcallenter();
- if (chan_sel & SET_CHAN_LEFT)
- curr_vol_left = inb(chip->mixer_port + reg + 1);
- else
- left_done = 1;
- if (chan_sel & SET_CHAN_RIGHT)
- curr_vol_right = inb(chip->mixer_port + reg + 0);
- else
- right_done = 1;
-
- /* take care of muting flag (0x80) contained in left channel */
- if (curr_vol_left & 0x80)
- dst_vol_left |= 0x80;
- else
- dst_vol_left &= ~0x80;
-
- do
- {
- if (!left_done)
- {
- if (curr_vol_left > dst_vol_left)
- curr_vol_left--;
- else
- if (curr_vol_left < dst_vol_left)
- curr_vol_left++;
- else
- left_done = 1;
- outb(curr_vol_left, chip->mixer_port + reg + 1);
+
+ if (chan_sel & SET_CHAN_LEFT) {
+ curr_vol_left = inb(portbase + 1);
+
+ /* take care of muting flag contained in left channel */
+ if (curr_vol_left & AZF_MUTE_BIT)
+ dst_vol_left |= AZF_MUTE_BIT;
+ else
+ dst_vol_left &= ~AZF_MUTE_BIT;
+
+ left_change = (curr_vol_left > dst_vol_left) ? -1 : 1;
+ }
+
+ if (chan_sel & SET_CHAN_RIGHT) {
+ curr_vol_right = inb(portbase + 0);
+
+ right_change = (curr_vol_right > dst_vol_right) ? -1 : 1;
+ }
+
+ do {
+ if (left_change) {
+ if (curr_vol_left != dst_vol_left) {
+ curr_vol_left += left_change;
+ outb(curr_vol_left, portbase + 1);
+ } else
+ left_change = 0;
}
- if (!right_done)
- {
- if (curr_vol_right > dst_vol_right)
- curr_vol_right--;
- else
- if (curr_vol_right < dst_vol_right)
- curr_vol_right++;
- else
- right_done = 1;
+ if (right_change) {
+ if (curr_vol_right != dst_vol_right) {
+ curr_vol_right += right_change;
+
/* 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);
+ } else
+ right_change = 0;
}
if (delay)
mdelay(delay);
- }
- while ((!left_done) || (!right_done));
+ } while ((left_change) || (right_change));
snd_azf3328_dbgcallleave();
}
/*
* general mixer element
*/
-typedef struct azf3328_mixer_reg {
- unsigned int reg;
+struct azf3328_mixer_reg {
+ unsigned reg;
unsigned int lchan_shift, rchan_shift;
unsigned int mask;
unsigned int invert: 1;
unsigned int stereo: 1;
unsigned int enum_c: 4;
-} 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)
+static void snd_azf3328_mixer_reg_decode(struct azf3328_mixer_reg *r, unsigned long val)
{
r->reg = val & 0xff;
r->lchan_shift = (val >> 8) & 0x0f;
.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(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
{
- azf3328_mixer_reg_t reg;
+ struct azf3328_mixer_reg 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;
return 0;
}
-static int snd_azf3328_get_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int
+snd_azf3328_get_mixer(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
{
- azf3328_t *chip = snd_kcontrol_chip(kcontrol);
- azf3328_mixer_reg_t reg;
- unsigned int oreg, val;
+ struct snd_azf3328 *chip = snd_kcontrol_chip(kcontrol);
+ struct azf3328_mixer_reg reg;
+ u16 oreg, val;
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;
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(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
{
- azf3328_t *chip = snd_kcontrol_chip(kcontrol);
- azf3328_mixer_reg_t reg;
- unsigned int oreg, nreg, val;
+ struct snd_azf3328 *chip = snd_kcontrol_chip(kcontrol);
+ struct azf3328_mixer_reg reg;
+ u16 oreg, nreg, val;
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;
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(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *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[] = {
+ "Mic1", "Mic2"
+ };
+ static const char * const texts2[] = {
+ "Mix", "Mic"
+ };
+ static const char * const texts3[] = {
+ "Mic", "CD", "Video", "Aux",
+ "Line", "Mix", "Mix Mono", "Phone"
+ };
+ static const char * const texts4[] = {
+ "pre 3D", "post 3D"
};
+ struct azf3328_mixer_reg reg;
+ const char * const *p = NULL;
snd_azf3328_mixer_reg_decode(®, kcontrol->private_value);
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
uinfo->value.enumerated.items = reg.enum_c;
if (uinfo->value.enumerated.item > reg.enum_c - 1U)
uinfo->value.enumerated.item = reg.enum_c - 1U;
- if (reg.reg == IDX_MIXER_ADVCTL2)
- {
- if (reg.lchan_shift == 8) /* modem out sel */
- strcpy(uinfo->value.enumerated.name, texts1[uinfo->value.enumerated.item]);
- else /* mono sel source */
- strcpy(uinfo->value.enumerated.name, texts2[uinfo->value.enumerated.item]);
- }
- else
- strcpy(uinfo->value.enumerated.name, texts3[uinfo->value.enumerated.item]
-);
+ if (reg.reg == IDX_MIXER_ADVCTL2) {
+ switch(reg.lchan_shift) {
+ case 8: /* modem out sel */
+ p = texts1;
+ break;
+ case 9: /* mono sel source */
+ p = texts2;
+ break;
+ case 15: /* PCM Out Path */
+ p = texts4;
+ break;
+ }
+ } else
+ if (reg.reg == IDX_MIXER_REC_SELECT)
+ p = texts3;
+
+ strcpy(uinfo->value.enumerated.name, p[uinfo->value.enumerated.item]);
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(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
{
- azf3328_mixer_reg_t reg;
- azf3328_t *chip = snd_kcontrol_chip(kcontrol);
+ struct snd_azf3328 *chip = snd_kcontrol_chip(kcontrol);
+ struct azf3328_mixer_reg reg;
unsigned short val;
-
+
snd_azf3328_mixer_reg_decode(®, kcontrol->private_value);
- val = inw(chip->mixer_port + reg.reg);
- if (reg.reg == IDX_MIXER_REC_SELECT)
- {
+ 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);
ucontrol->value.enumerated.item[1] = (val >> 0) & (reg.enum_c - 1);
- }
- else
+ } 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(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
{
- azf3328_mixer_reg_t reg;
- azf3328_t *chip = snd_kcontrol_chip(kcontrol);
- unsigned int oreg, nreg, val;
-
+ struct snd_azf3328 *chip = snd_kcontrol_chip(kcontrol);
+ struct azf3328_mixer_reg reg;
+ u16 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)
- {
+ if (reg.reg == IDX_MIXER_REC_SELECT) {
if (ucontrol->value.enumerated.item[0] > reg.enum_c - 1U ||
ucontrol->value.enumerated.item[1] > reg.enum_c - 1U)
return -EINVAL;
val = (ucontrol->value.enumerated.item[0] << 8) |
(ucontrol->value.enumerated.item[1] << 0);
- }
- else
- {
+ } else {
if (ucontrol->value.enumerated.item[0] > reg.enum_c - 1U)
return -EINVAL;
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 struct snd_kcontrol_new 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("PCM Playback Switch", IDX_MIXER_WAVEOUT, 15, 1),
+ AZF3328_MIXER_VOL_STEREO("PCM Playback Volume",
+ IDX_MIXER_WAVEOUT, 0x1f, 1),
+ AZF3328_MIXER_SWITCH("PCM 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),
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("Beep Playback Switch", IDX_MIXER_PCBEEP, 15, 1),
+ AZF3328_MIXER_VOL_SPECIAL("Beep 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),
AZF3328_MIXER_VOL_MONO("Modem Playback Volume", IDX_MIXER_MODEMOUT, 0x1f, 1),
AZF3328_MIXER_SWITCH("Modem Capture Switch", IDX_MIXER_MODEMIN, 15, 1),
AZF3328_MIXER_VOL_MONO("Modem Capture Volume", IDX_MIXER_MODEMIN, 0x1f, 1),
- AZF3328_MIXER_ENUM("Modem Out Select", IDX_MIXER_ADVCTL2, 2, 8),
- AZF3328_MIXER_ENUM("Mono Select Source", IDX_MIXER_ADVCTL2, 2, 9),
+ AZF3328_MIXER_ENUM("Mic Select", IDX_MIXER_ADVCTL2, 2, 8),
+ AZF3328_MIXER_ENUM("Mono Output Select", IDX_MIXER_ADVCTL2, 2, 9),
+ AZF3328_MIXER_ENUM("PCM Output Route", IDX_MIXER_ADVCTL2, 2, 15), /* PCM Out Path, place in front since it controls *both* 3D and Bass/Treble! */
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_VOL_SPECIAL("3D Control - Space", IDX_MIXER_ADVCTL1, 0x03, 8, 0), /* "Hifi 3D" */
+ AZF3328_MIXER_SWITCH("3D Control - Switch", IDX_MIXER_ADVCTL2, 13, 0),
+ AZF3328_MIXER_VOL_SPECIAL("3D Control - Width", IDX_MIXER_ADVCTL1, 0x07, 1, 0), /* "3D Width" */
+ AZF3328_MIXER_VOL_SPECIAL("3D Control - Depth", IDX_MIXER_ADVCTL1, 0x03, 8, 0), /* "Hifi 3D" */
#if MIXER_TESTING
AZF3328_MIXER_SWITCH("0", IDX_MIXER_ADVCTL2, 0, 0),
AZF3328_MIXER_SWITCH("1", IDX_MIXER_ADVCTL2, 1, 0),
#endif
};
-#define AZF3328_INIT_VALUES (sizeof(snd_azf3328_init_values)/sizeof(unsigned int)/2)
-
-static unsigned int snd_azf3328_init_values[][2] = {
+static 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 },
{ 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(struct snd_azf3328 *chip)
{
- snd_card_t *card;
- snd_kcontrol_new_t *sw;
+ struct snd_card *card;
+ const struct snd_kcontrol_new *sw;
unsigned int idx;
int err;
snd_azf3328_dbgcallenter();
- snd_assert(chip != NULL && chip->card != NULL, return -EINVAL);
+ if (snd_BUG_ON(!chip || !chip->card))
+ return -EINVAL;
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 */
sw = snd_azf3328_mixer_controls;
- for (idx = 0; idx < ARRAY_SIZE(snd_azf3328_mixer_controls); idx++, sw++) {
+ for (idx = 0; idx < ARRAY_SIZE(snd_azf3328_mixer_controls);
+ ++idx, ++sw) {
if ((err = snd_ctl_add(chip->card, snd_ctl_new1(sw, chip))) < 0)
return err;
}
return 0;
}
-static int snd_azf3328_hw_params(snd_pcm_substream_t * substream,
- snd_pcm_hw_params_t * hw_params)
+static int
+snd_azf3328_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *hw_params)
{
int res;
snd_azf3328_dbgcallenter();
return res;
}
-static int snd_azf3328_hw_free(snd_pcm_substream_t * substream)
+static int
+snd_azf3328_hw_free(struct snd_pcm_substream *substream)
{
snd_azf3328_dbgcallenter();
snd_pcm_lib_free_pages(substream);
return 0;
}
-static void snd_azf3328_setfmt(azf3328_t *chip,
- unsigned int reg,
- unsigned int bitrate,
+static void
+snd_azf3328_codec_setfmt(struct snd_azf3328 *chip,
+ enum snd_azf3328_codec_type codec_type,
+ enum azf_freq_t bitrate,
unsigned int format_width,
unsigned int channels
)
{
- unsigned int val = 0xff00;
unsigned long flags;
+ const struct snd_azf3328_codec_data *codec = &chip->codecs[codec_type];
+ u16 val = 0xff00;
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 AZF_FREQ_4000: val |= SOUNDFORMAT_FREQ_SUSPECTED_4000; break;
+ case AZF_FREQ_4800: val |= SOUNDFORMAT_FREQ_SUSPECTED_4800; break;
+ case AZF_FREQ_5512:
+ /* the AZF3328 names it "5510" for some strange reason */
+ val |= SOUNDFORMAT_FREQ_5510; break;
+ case AZF_FREQ_6620: val |= SOUNDFORMAT_FREQ_6620; break;
+ case AZF_FREQ_8000: val |= SOUNDFORMAT_FREQ_8000; break;
+ case AZF_FREQ_9600: val |= SOUNDFORMAT_FREQ_9600; break;
+ case AZF_FREQ_11025: val |= SOUNDFORMAT_FREQ_11025; break;
+ case AZF_FREQ_13240: val |= SOUNDFORMAT_FREQ_SUSPECTED_13240; break;
+ case AZF_FREQ_16000: val |= SOUNDFORMAT_FREQ_16000; break;
+ case AZF_FREQ_22050: val |= SOUNDFORMAT_FREQ_22050; break;
+ case AZF_FREQ_32000: val |= SOUNDFORMAT_FREQ_32000; break;
default:
snd_printk(KERN_WARNING "unknown bitrate %d, assuming 44.1kHz!\n", bitrate);
- val |= 0x05; /* 44100 */
- break;
+ /* fall-through */
+ case AZF_FREQ_44100: val |= SOUNDFORMAT_FREQ_44100; break;
+ case AZF_FREQ_48000: val |= SOUNDFORMAT_FREQ_48000; break;
+ case AZF_FREQ_66200: val |= SOUNDFORMAT_FREQ_SUSPECTED_66200; 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;
val |= SOUNDFORMAT_FLAG_16BIT;
spin_lock_irqsave(&chip->reg_lock, flags);
-
+
/* set bitrate/format */
- outw(val, chip->codec_port+reg);
-
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_SOUNDFORMAT, val);
+
/* changing the bitrate/format settings switches off the
* audio output with an annoying click in case of 8/16bit format change
* (maybe shutting down DAC/ADC?), thus immediately
* (FIXME: yes, it works, but what exactly am I doing here?? :)
* 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);
+ if (codec_type == AZF_CODEC_PLAYBACK) /* only do it for playback */
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS,
+ snd_azf3328_codec_inw(codec, IDX_IO_CODEC_DMA_FLAGS) |
+ DMA_RUN_SOMETHING1 |
+ DMA_RUN_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,
- long unsigned int addr,
- unsigned int count,
- unsigned int size,
- int do_recording)
+static inline void
+snd_azf3328_codec_setfmt_lowpower(struct snd_azf3328 *chip,
+ enum snd_azf3328_codec_type codec_type
+)
{
- long unsigned int addr1;
- long unsigned int addr2;
- unsigned int count1;
- unsigned int count2;
- unsigned long flags;
- int reg_offs = do_recording ? 0x20 : 0x00;
+ /* choose lowest frequency for low power consumption.
+ * While this will cause louder noise due to rather coarse frequency,
+ * it should never matter since output should always
+ * get disabled properly when idle anyway. */
+ snd_azf3328_codec_setfmt(chip, codec_type, AZF_FREQ_4000, 8, 1);
+}
- snd_azf3328_dbgcallenter();
- /* AZF3328 uses a two buffer pointer DMA playback approach */
- if (!chip->is_playing)
- {
- 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
- 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);
- spin_unlock_irqrestore(&chip->reg_lock, flags);
- }
- snd_azf3328_dbgcallleave();
+static void
+snd_azf3328_ctrl_reg_6AH_update(struct snd_azf3328 *chip,
+ unsigned bitmask,
+ bool enable
+)
+{
+ bool do_mask = !enable;
+ if (do_mask)
+ chip->shadow_reg_ctrl_6AH |= bitmask;
+ else
+ chip->shadow_reg_ctrl_6AH &= ~bitmask;
+ snd_azf3328_dbgcodec("6AH_update mask 0x%04x do_mask %d: val 0x%04x\n",
+ bitmask, do_mask, chip->shadow_reg_ctrl_6AH);
+ snd_azf3328_ctrl_outw(chip, IDX_IO_6AH, chip->shadow_reg_ctrl_6AH);
}
-static int snd_azf3328_playback_prepare(snd_pcm_substream_t *substream)
+static inline void
+snd_azf3328_ctrl_enable_codecs(struct snd_azf3328 *chip, bool enable)
{
-#if 0
- azf3328_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- unsigned int size = snd_pcm_lib_buffer_bytes(substream);
- unsigned int count = snd_pcm_lib_period_bytes(substream);
-#endif
+ snd_azf3328_dbgcodec("codec_enable %d\n", enable);
+ /* no idea what exactly is being done here, but I strongly assume it's
+ * PM related */
+ snd_azf3328_ctrl_reg_6AH_update(
+ chip, IO_6A_PAUSE_PLAYBACK_BIT8, enable
+ );
+}
+
+static void
+snd_azf3328_ctrl_codec_activity(struct snd_azf3328 *chip,
+ enum snd_azf3328_codec_type codec_type,
+ bool enable
+)
+{
+ struct snd_azf3328_codec_data *codec = &chip->codecs[codec_type];
+ bool need_change = (codec->running != enable);
+
+ snd_azf3328_dbgcodec(
+ "codec_activity: %s codec, enable %d, need_change %d\n",
+ codec->name, enable, need_change
+ );
+ if (need_change) {
+ static const struct {
+ enum snd_azf3328_codec_type other1;
+ enum snd_azf3328_codec_type other2;
+ } peer_codecs[3] =
+ { { AZF_CODEC_CAPTURE, AZF_CODEC_I2S_OUT },
+ { AZF_CODEC_PLAYBACK, AZF_CODEC_I2S_OUT },
+ { AZF_CODEC_PLAYBACK, AZF_CODEC_CAPTURE } };
+ bool call_function;
+
+ if (enable)
+ /* if enable codec, call enable_codecs func
+ to enable codec supply... */
+ call_function = 1;
+ else {
+ /* ...otherwise call enable_codecs func
+ (which globally shuts down operation of codecs)
+ only in case the other codecs are currently
+ not active either! */
+ call_function =
+ ((!chip->codecs[peer_codecs[codec_type].other1]
+ .running)
+ && (!chip->codecs[peer_codecs[codec_type].other2]
+ .running));
+ }
+ if (call_function)
+ snd_azf3328_ctrl_enable_codecs(chip, enable);
+
+ /* ...and adjust clock, too
+ * (reduce noise and power consumption) */
+ if (!enable)
+ snd_azf3328_codec_setfmt_lowpower(
+ chip,
+ codec_type
+ );
+ codec->running = enable;
+ }
+}
+static void
+snd_azf3328_codec_setdmaa(struct snd_azf3328 *chip,
+ enum snd_azf3328_codec_type codec_type,
+ unsigned long addr,
+ unsigned int count,
+ unsigned int size
+)
+{
+ const struct snd_azf3328_codec_data *codec = &chip->codecs[codec_type];
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_setdmaa(chip, runtime->dma_addr, count, size, 0);
-#endif
+ if (!codec->running) {
+ /* AZF3328 uses a two buffer pointer DMA transfer approach */
+
+ unsigned long flags, addr_area2;
+
+ /* width 32bit (prevent overflow): */
+ u32 count_areas, lengths;
+
+ count_areas = size/2;
+ addr_area2 = addr+count_areas;
+ count_areas--; /* max. index */
+ snd_azf3328_dbgcodec("setdma: buffers %08lx[%u] / %08lx[%u]\n",
+ addr, count_areas, addr_area2, count_areas);
+
+ /* build combined I/O buffer length word */
+ lengths = (count_areas << 16) | (count_areas);
+ spin_lock_irqsave(&chip->reg_lock, flags);
+ snd_azf3328_codec_outl(codec, IDX_IO_CODEC_DMA_START_1, addr);
+ snd_azf3328_codec_outl(codec, IDX_IO_CODEC_DMA_START_2,
+ addr_area2);
+ snd_azf3328_codec_outl(codec, IDX_IO_CODEC_DMA_LENGTHS,
+ lengths);
+ spin_unlock_irqrestore(&chip->reg_lock, flags);
+ }
snd_azf3328_dbgcallleave();
- return 0;
}
-static int snd_azf3328_capture_prepare(snd_pcm_substream_t * substream)
+static int
+snd_azf3328_codec_prepare(struct snd_pcm_substream *substream)
{
#if 0
- azf3328_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_azf3328 *chip = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
unsigned int size = snd_pcm_lib_buffer_bytes(substream);
unsigned int count = snd_pcm_lib_period_bytes(substream);
#endif
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_setdmaa(chip, runtime->dma_addr, count, size, 1);
+ snd_azf3328_codec_setfmt(chip, AZF_CODEC_...,
+ runtime->rate,
+ snd_pcm_format_width(runtime->format),
+ runtime->channels);
+ snd_azf3328_codec_setdmaa(chip, AZF_CODEC_...,
+ runtime->dma_addr, count, size);
#endif
snd_azf3328_dbgcallleave();
return 0;
}
-static int snd_azf3328_playback_trigger(snd_pcm_substream_t * substream, int cmd)
+static int
+snd_azf3328_codec_trigger(enum snd_azf3328_codec_type codec_type,
+ struct snd_pcm_substream *substream, int cmd)
{
- azf3328_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_azf3328 *chip = snd_pcm_substream_chip(substream);
+ const struct snd_azf3328_codec_data *codec = &chip->codecs[codec_type];
+ struct snd_pcm_runtime *runtime = substream->runtime;
int result = 0;
- unsigned int status1;
+ u16 flags1;
+ bool previously_muted = 0;
+ bool is_playback_codec = (AZF_CODEC_PLAYBACK == codec_type);
+
+ snd_azf3328_dbgcalls("snd_azf3328_codec_trigger cmd %d\n", cmd);
- snd_azf3328_dbgcalls("snd_azf3328_playback_trigger cmd %d\n", cmd);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
+ snd_azf3328_dbgcodec("START %s\n", codec->name);
+
+ if (is_playback_codec) {
+ /* mute WaveOut (avoid clicking during setup) */
+ previously_muted =
+ snd_azf3328_mixer_set_mute(
+ chip, IDX_MIXER_WAVEOUT, 1
+ );
+ }
- snd_azf3328_dbgio(chip, "trigger1");
+ snd_azf3328_codec_setfmt(chip, codec_type,
+ runtime->rate,
+ snd_pcm_format_width(runtime->format),
+ runtime->channels);
- /* mute WaveOut */
- snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 1);
+ spin_lock(&chip->reg_lock);
+ /* first, remember current value: */
+ flags1 = snd_azf3328_codec_inw(codec, IDX_IO_CODEC_DMA_FLAGS);
- snd_azf3328_setfmt(chip, IDX_IO_PLAY_SOUNDFORMAT, runtime->rate, snd_pcm_format_width(runtime->format), runtime->channels);
+ /* stop transfer */
+ flags1 &= ~DMA_RESUME;
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS, flags1);
- spin_lock(&chip->reg_lock);
- /* stop playback */
- status1 = inw(chip->codec_port+IDX_IO_PLAY_FLAGS);
- status1 &= ~DMA_RESUME;
- outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS);
-
/* FIXME: clear interrupts or what??? */
- outw(0xffff, chip->codec_port+IDX_IO_PLAY_IRQMASK);
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_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_codec_setdmaa(chip, codec_type, runtime->dma_addr,
+ snd_pcm_lib_period_bytes(substream),
+ snd_pcm_lib_buffer_bytes(substream)
+ );
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);
+ flags1 |= DMA_RUN_SOMETHING1 | DMA_RUN_SOMETHING2;
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS, flags1);
- /* start playback again */
+ /* start transfer again */
/* FIXME: what is this value (0x0010)??? */
- status1 |= DMA_RESUME | DMA_EPILOGUE_SOMETHING;
- outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS);
+ flags1 |= DMA_RESUME | DMA_EPILOGUE_SOMETHING;
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS, flags1);
#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(codec, IDX_IO_CODEC_DMA_FLAGS,
+ 0x0000);
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS,
+ DMA_RUN_SOMETHING1);
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS,
+ DMA_RUN_SOMETHING1 |
+ DMA_RUN_SOMETHING2);
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS,
+ DMA_RESUME |
+ SOMETHING_ALMOST_ALWAYS_SET |
+ DMA_EPILOGUE_SOMETHING |
+ DMA_SOMETHING_ELSE);
#endif
spin_unlock(&chip->reg_lock);
+ snd_azf3328_ctrl_codec_activity(chip, codec_type, 1);
+
+ if (is_playback_codec) {
+ /* now unmute WaveOut */
+ if (!previously_muted)
+ snd_azf3328_mixer_set_mute(
+ chip, IDX_MIXER_WAVEOUT, 0
+ );
+ }
- /* now unmute WaveOut */
- snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 0);
-
- snd_azf3328_dbgio(chip, "trigger2");
- chip->is_playing = 1;
+ snd_azf3328_dbgcodec("STARTED %s\n", codec->name);
break;
- case SNDRV_PCM_TRIGGER_STOP:
- /* mute WaveOut */
- snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 1);
-
+ case SNDRV_PCM_TRIGGER_RESUME:
+ snd_azf3328_dbgcodec("RESUME %s\n", codec->name);
+ /* resume codec if we were active */
spin_lock(&chip->reg_lock);
- /* stop playback */
- status1 = inw(chip->codec_port+IDX_IO_PLAY_FLAGS);
-
- status1 &= ~DMA_RESUME;
- outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS);
-
- status1 |= DMA_PLAY_SOMETHING1;
- outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS);
-
- status1 &= ~DMA_PLAY_SOMETHING1;
- outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS);
+ if (codec->running)
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS,
+ snd_azf3328_codec_inw(
+ codec, IDX_IO_CODEC_DMA_FLAGS
+ ) | DMA_RESUME
+ );
spin_unlock(&chip->reg_lock);
-
- /* now unmute WaveOut */
- snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 0);
- chip->is_playing = 0;
break;
- case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- snd_printk(KERN_ERR "FIXME: SNDRV_PCM_TRIGGER_PAUSE_PUSH NIY!\n");
- break;
- case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- snd_printk(KERN_ERR "FIXME: SNDRV_PCM_TRIGGER_PAUSE_RELEASE NIY!\n");
- break;
- default:
- return -EINVAL;
- }
-
- snd_azf3328_dbgcallleave();
- return result;
-}
-
-/* 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)
-{
- azf3328_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- int result = 0;
- 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_setfmt(chip, IDX_IO_REC_SOUNDFORMAT, runtime->rate, snd_pcm_format_width(runtime->format), runtime->channels);
+ case SNDRV_PCM_TRIGGER_STOP:
+ snd_azf3328_dbgcodec("STOP %s\n", codec->name);
+
+ if (is_playback_codec) {
+ /* mute WaveOut (avoid clicking during setup) */
+ previously_muted =
+ snd_azf3328_mixer_set_mute(
+ chip, IDX_MIXER_WAVEOUT, 1
+ );
+ }
spin_lock(&chip->reg_lock);
- /* stop recording */
- status1 = inw(chip->codec_port+IDX_IO_REC_FLAGS);
- status1 &= ~DMA_RESUME;
- outw(status1, chip->codec_port+IDX_IO_REC_FLAGS);
-
- /* FIXME: clear interrupts or what??? */
- outw(0xffff, chip->codec_port+IDX_IO_REC_IRQMASK);
- spin_unlock(&chip->reg_lock);
+ /* first, remember current value: */
+ flags1 = snd_azf3328_codec_inw(codec, IDX_IO_CODEC_DMA_FLAGS);
- snd_azf3328_setdmaa(chip, runtime->dma_addr, snd_pcm_lib_period_bytes(substream), snd_pcm_lib_buffer_bytes(substream), 1);
+ /* stop transfer */
+ flags1 &= ~DMA_RESUME;
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS, flags1);
- 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);
+ /* hmm, is this really required? we're resetting the same bit
+ * immediately thereafter... */
+ flags1 |= DMA_RUN_SOMETHING1;
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS, flags1);
- /* start playback again */
- /* FIXME: what is this value (0x0010)??? */
- status1 |= DMA_RESUME | DMA_EPILOGUE_SOMETHING;
- outw(status1, chip->codec_port+IDX_IO_REC_FLAGS);
-#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);
-#endif
+ flags1 &= ~DMA_RUN_SOMETHING1;
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS, flags1);
spin_unlock(&chip->reg_lock);
+ snd_azf3328_ctrl_codec_activity(chip, codec_type, 0);
+
+ if (is_playback_codec) {
+ /* now unmute WaveOut */
+ if (!previously_muted)
+ snd_azf3328_mixer_set_mute(
+ chip, IDX_MIXER_WAVEOUT, 0
+ );
+ }
- snd_azf3328_dbgio(chip, "trigger2");
- chip->is_playing = 1;
+ snd_azf3328_dbgcodec("STOPPED %s\n", codec->name);
break;
- case SNDRV_PCM_TRIGGER_STOP:
- spin_lock(&chip->reg_lock);
- /* stop recording */
- status1 = inw(chip->codec_port+IDX_IO_REC_FLAGS);
-
- status1 &= ~DMA_RESUME;
- outw(status1, chip->codec_port+IDX_IO_REC_FLAGS);
-
- status1 |= DMA_PLAY_SOMETHING1;
- outw(status1, chip->codec_port+IDX_IO_REC_FLAGS);
-
- status1 &= ~DMA_PLAY_SOMETHING1;
- outw(status1, chip->codec_port+IDX_IO_REC_FLAGS);
- spin_unlock(&chip->reg_lock);
-
- chip->is_playing = 0;
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ snd_azf3328_dbgcodec("SUSPEND %s\n", codec->name);
+ /* make sure codec is stopped */
+ snd_azf3328_codec_outw(codec, IDX_IO_CODEC_DMA_FLAGS,
+ snd_azf3328_codec_inw(
+ codec, IDX_IO_CODEC_DMA_FLAGS
+ ) & ~DMA_RESUME
+ );
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
snd_printk(KERN_ERR "FIXME: SNDRV_PCM_TRIGGER_PAUSE_PUSH NIY!\n");
snd_printk(KERN_ERR "FIXME: SNDRV_PCM_TRIGGER_PAUSE_RELEASE NIY!\n");
break;
default:
+ snd_printk(KERN_ERR "FIXME: unknown trigger mode!\n");
return -EINVAL;
}
-
+
snd_azf3328_dbgcallleave();
return result;
}
-static snd_pcm_uframes_t snd_azf3328_playback_pointer(snd_pcm_substream_t * substream)
+static int
+snd_azf3328_codec_playback_trigger(struct snd_pcm_substream *substream, int cmd)
{
- azf3328_t *chip = snd_pcm_substream_chip(substream);
- unsigned long bufptr, playptr;
- unsigned long result;
- snd_pcm_uframes_t frmres;
+ return snd_azf3328_codec_trigger(AZF_CODEC_PLAYBACK, substream, cmd);
+}
-#ifdef QUERY_HARDWARE
- bufptr = inl(chip->codec_port+IDX_IO_PLAY_DMA_START_1);
-#else
- bufptr = substream->runtime->dma_addr;
-#endif
- playptr = inl(chip->codec_port+IDX_IO_PLAY_DMA_CURRPOS);
+static int
+snd_azf3328_codec_capture_trigger(struct snd_pcm_substream *substream, int cmd)
+{
+ return snd_azf3328_codec_trigger(AZF_CODEC_CAPTURE, substream, cmd);
+}
- 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);
- return frmres;
+static int
+snd_azf3328_codec_i2s_out_trigger(struct snd_pcm_substream *substream, int cmd)
+{
+ return snd_azf3328_codec_trigger(AZF_CODEC_I2S_OUT, substream, cmd);
}
-static snd_pcm_uframes_t snd_azf3328_capture_pointer(snd_pcm_substream_t * substream)
+static snd_pcm_uframes_t
+snd_azf3328_codec_pointer(struct snd_pcm_substream *substream,
+ enum snd_azf3328_codec_type codec_type
+)
{
- azf3328_t *chip = snd_pcm_substream_chip(substream);
- unsigned long bufptr, recptr;
- unsigned long result;
+ const struct snd_azf3328 *chip = snd_pcm_substream_chip(substream);
+ const struct snd_azf3328_codec_data *codec = &chip->codecs[codec_type];
+ unsigned long bufptr, result;
snd_pcm_uframes_t frmres;
#ifdef QUERY_HARDWARE
- bufptr = inl(chip->codec_port+IDX_IO_REC_DMA_START_1);
+ bufptr = snd_azf3328_codec_inl(codec, IDX_IO_CODEC_DMA_START_1);
#else
bufptr = substream->runtime->dma_addr;
#endif
- recptr = inl(chip->codec_port+IDX_IO_REC_DMA_CURRPOS);
+ result = snd_azf3328_codec_inl(codec, IDX_IO_CODEC_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_dbgcodec("%s @ 0x%8lx, frames %8ld\n",
+ codec->name, result, frmres);
return frmres;
}
-static irqreturn_t snd_azf3328_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static snd_pcm_uframes_t
+snd_azf3328_codec_playback_pointer(struct snd_pcm_substream *substream)
{
- azf3328_t *chip = dev_id;
- unsigned int status, which;
- static unsigned long count;
-
- status = inw(chip->codec_port+IDX_IO_IRQSTATUS);
+ return snd_azf3328_codec_pointer(substream, AZF_CODEC_PLAYBACK);
+}
- /* fast path out, to ease interrupt sharing */
- if (!(status & (IRQ_PLAYBACK|IRQ_RECORDING|IRQ_MPU401|IRQ_SOMEIRQ)))
- return IRQ_NONE; /* must be interrupt for another device */
+static snd_pcm_uframes_t
+snd_azf3328_codec_capture_pointer(struct snd_pcm_substream *substream)
+{
+ return snd_azf3328_codec_pointer(substream, AZF_CODEC_CAPTURE);
+}
- 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));
-
- 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");
- }
- 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));
- }
- else
- snd_azf3328_dbgplay("azt3328: ouch, irq handler problem!\n");
- spin_unlock(&chip->reg_lock);
- }
- 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");
- }
- 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));
- }
- spin_unlock(&chip->reg_lock);
- }
- 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++;
- return IRQ_HANDLED;
+static snd_pcm_uframes_t
+snd_azf3328_codec_i2s_out_pointer(struct snd_pcm_substream *substream)
+{
+ return snd_azf3328_codec_pointer(substream, AZF_CODEC_I2S_OUT);
}
-/*****************************************************************/
+/******************************************************************/
-static snd_pcm_hardware_t snd_azf3328_playback =
+#ifdef SUPPORT_GAMEPORT
+static inline void
+snd_azf3328_gameport_irq_enable(struct snd_azf3328 *chip,
+ bool enable
+)
{
- /* 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,
- .channels_min = 1,
- .channels_max = 2,
- .buffer_bytes_max = 65536,
- .period_bytes_min = 64,
- .period_bytes_max = 65536,
- .periods_min = 1,
- .periods_max = 1024,
- /* FIXME: maybe that card actually has a FIFO?
- * Hmm, it seems newer revisions do have one, but we still don't know
- * its size... */
- .fifo_size = 0,
-};
+ snd_azf3328_io_reg_setb(
+ chip->game_io+IDX_GAME_HWCONFIG,
+ GAME_HWCFG_IRQ_ENABLE,
+ enable
+ );
+}
-static snd_pcm_hardware_t snd_azf3328_capture =
+static inline void
+snd_azf3328_gameport_legacy_address_enable(struct snd_azf3328 *chip,
+ bool enable
+)
+{
+ snd_azf3328_io_reg_setb(
+ chip->game_io+IDX_GAME_HWCONFIG,
+ GAME_HWCFG_LEGACY_ADDRESS_ENABLE,
+ enable
+ );
+}
+
+static void
+snd_azf3328_gameport_set_counter_frequency(struct snd_azf3328 *chip,
+ unsigned int freq_cfg
+)
+{
+ snd_azf3328_io_reg_setb(
+ chip->game_io+IDX_GAME_HWCONFIG,
+ 0x02,
+ (freq_cfg & 1) != 0
+ );
+ snd_azf3328_io_reg_setb(
+ chip->game_io+IDX_GAME_HWCONFIG,
+ 0x04,
+ (freq_cfg & 2) != 0
+ );
+}
+
+static inline void
+snd_azf3328_gameport_axis_circuit_enable(struct snd_azf3328 *chip, bool enable)
+{
+ snd_azf3328_ctrl_reg_6AH_update(
+ chip, IO_6A_SOMETHING2_GAMEPORT, enable
+ );
+}
+
+static inline void
+snd_azf3328_gameport_interrupt(struct snd_azf3328 *chip)
+{
+ /*
+ * skeleton handler only
+ * (we do not want axis reading in interrupt handler - too much load!)
+ */
+ snd_azf3328_dbggame("gameport irq\n");
+
+ /* this should ACK the gameport IRQ properly, hopefully. */
+ snd_azf3328_game_inw(chip, IDX_GAME_AXIS_VALUE);
+}
+
+static int
+snd_azf3328_gameport_open(struct gameport *gameport, int mode)
+{
+ struct snd_azf3328 *chip = gameport_get_port_data(gameport);
+ int res;
+
+ snd_azf3328_dbggame("gameport_open, mode %d\n", mode);
+ switch (mode) {
+ case GAMEPORT_MODE_COOKED:
+ case GAMEPORT_MODE_RAW:
+ res = 0;
+ break;
+ default:
+ res = -1;
+ break;
+ }
+
+ snd_azf3328_gameport_set_counter_frequency(chip,
+ GAME_HWCFG_ADC_COUNTER_FREQ_STD);
+ snd_azf3328_gameport_axis_circuit_enable(chip, (res == 0));
+
+ return res;
+}
+
+static void
+snd_azf3328_gameport_close(struct gameport *gameport)
+{
+ struct snd_azf3328 *chip = gameport_get_port_data(gameport);
+
+ snd_azf3328_dbggame("gameport_close\n");
+ snd_azf3328_gameport_set_counter_frequency(chip,
+ GAME_HWCFG_ADC_COUNTER_FREQ_1_200);
+ snd_azf3328_gameport_axis_circuit_enable(chip, 0);
+}
+
+static int
+snd_azf3328_gameport_cooked_read(struct gameport *gameport,
+ int *axes,
+ int *buttons
+)
+{
+ struct snd_azf3328 *chip = gameport_get_port_data(gameport);
+ int i;
+ u8 val;
+ unsigned long flags;
+
+ if (snd_BUG_ON(!chip))
+ return 0;
+
+ spin_lock_irqsave(&chip->reg_lock, flags);
+ val = snd_azf3328_game_inb(chip, IDX_GAME_LEGACY_COMPATIBLE);
+ *buttons = (~(val) >> 4) & 0xf;
+
+ /* ok, this one is a bit dirty: cooked_read is being polled by a timer,
+ * thus we're atomic and cannot actively wait in here
+ * (which would be useful for us since it probably would be better
+ * to trigger a measurement in here, then wait a short amount of
+ * time until it's finished, then read values of _this_ measurement).
+ *
+ * Thus we simply resort to reading values if they're available already
+ * and trigger the next measurement.
+ */
+
+ val = snd_azf3328_game_inb(chip, IDX_GAME_AXES_CONFIG);
+ if (val & GAME_AXES_SAMPLING_READY) {
+ for (i = 0; i < ARRAY_SIZE(chip->axes); ++i) {
+ /* configure the axis to read */
+ val = (i << 4) | 0x0f;
+ snd_azf3328_game_outb(chip, IDX_GAME_AXES_CONFIG, val);
+
+ chip->axes[i] = snd_azf3328_game_inw(
+ chip, IDX_GAME_AXIS_VALUE
+ );
+ }
+ }
+
+ /* trigger next axes sampling, to be evaluated the next time we
+ * enter this function */
+
+ /* for some very, very strange reason we cannot enable
+ * Measurement Ready monitoring for all axes here,
+ * at least not when only one joystick connected */
+ val = 0x03; /* we're able to monitor axes 1 and 2 only */
+ snd_azf3328_game_outb(chip, IDX_GAME_AXES_CONFIG, val);
+
+ snd_azf3328_game_outw(chip, IDX_GAME_AXIS_VALUE, 0xffff);
+ spin_unlock_irqrestore(&chip->reg_lock, flags);
+
+ for (i = 0; i < ARRAY_SIZE(chip->axes); i++) {
+ axes[i] = chip->axes[i];
+ if (axes[i] == 0xffff)
+ axes[i] = -1;
+ }
+
+ snd_azf3328_dbggame("cooked_read: axes %d %d %d %d buttons %d\n",
+ axes[0], axes[1], axes[2], axes[3], *buttons
+ );
+
+ return 0;
+}
+
+static int __devinit
+snd_azf3328_gameport(struct snd_azf3328 *chip, int dev)
+{
+ struct gameport *gp;
+
+ chip->gameport = gp = gameport_allocate_port();
+ if (!gp) {
+ printk(KERN_ERR "azt3328: cannot alloc memory for gameport\n");
+ return -ENOMEM;
+ }
+
+ gameport_set_name(gp, "AZF3328 Gameport");
+ gameport_set_phys(gp, "pci%s/gameport0", pci_name(chip->pci));
+ gameport_set_dev_parent(gp, &chip->pci->dev);
+ gp->io = chip->game_io;
+ gameport_set_port_data(gp, chip);
+
+ gp->open = snd_azf3328_gameport_open;
+ gp->close = snd_azf3328_gameport_close;
+ gp->fuzz = 16; /* seems ok */
+ gp->cooked_read = snd_azf3328_gameport_cooked_read;
+
+ /* DISABLE legacy address: we don't need it! */
+ snd_azf3328_gameport_legacy_address_enable(chip, 0);
+
+ snd_azf3328_gameport_set_counter_frequency(chip,
+ GAME_HWCFG_ADC_COUNTER_FREQ_1_200);
+ snd_azf3328_gameport_axis_circuit_enable(chip, 0);
+
+ gameport_register_port(chip->gameport);
+
+ return 0;
+}
+
+static void
+snd_azf3328_gameport_free(struct snd_azf3328 *chip)
+{
+ if (chip->gameport) {
+ gameport_unregister_port(chip->gameport);
+ chip->gameport = NULL;
+ }
+ snd_azf3328_gameport_irq_enable(chip, 0);
+}
+#else
+static inline int
+snd_azf3328_gameport(struct snd_azf3328 *chip, int dev) { return -ENOSYS; }
+static inline void
+snd_azf3328_gameport_free(struct snd_azf3328 *chip) { }
+static inline void
+snd_azf3328_gameport_interrupt(struct snd_azf3328 *chip)
+{
+ printk(KERN_WARNING "huh, game port IRQ occurred!?\n");
+}
+#endif /* SUPPORT_GAMEPORT */
+
+/******************************************************************/
+
+static inline void
+snd_azf3328_irq_log_unknown_type(u8 which)
{
- /* 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,
+ snd_azf3328_dbgcodec(
+ "azt3328: unknown IRQ type (%x) occurred, please report!\n",
+ which
+ );
+}
+
+static inline void
+snd_azf3328_codec_interrupt(struct snd_azf3328 *chip, u8 status)
+{
+ u8 which;
+ enum snd_azf3328_codec_type codec_type;
+ const struct snd_azf3328_codec_data *codec;
+
+ for (codec_type = AZF_CODEC_PLAYBACK;
+ codec_type <= AZF_CODEC_I2S_OUT;
+ ++codec_type) {
+
+ /* skip codec if there's no interrupt for it */
+ if (!(status & (1 << codec_type)))
+ continue;
+
+ codec = &chip->codecs[codec_type];
+
+ spin_lock(&chip->reg_lock);
+ which = snd_azf3328_codec_inb(codec, IDX_IO_CODEC_IRQTYPE);
+ /* ack all IRQ types immediately */
+ snd_azf3328_codec_outb(codec, IDX_IO_CODEC_IRQTYPE, which);
+ spin_unlock(&chip->reg_lock);
+
+ if ((chip->pcm[codec_type]) && (codec->substream)) {
+ snd_pcm_period_elapsed(codec->substream);
+ snd_azf3328_dbgcodec("%s period done (#%x), @ %x\n",
+ codec->name,
+ which,
+ snd_azf3328_codec_inl(
+ codec, IDX_IO_CODEC_DMA_CURRPOS
+ )
+ );
+ } else
+ printk(KERN_WARNING "azt3328: irq handler problem!\n");
+ if (which & IRQ_SOMETHING)
+ snd_azf3328_irq_log_unknown_type(which);
+ }
+}
+
+static irqreturn_t
+snd_azf3328_interrupt(int irq, void *dev_id)
+{
+ struct snd_azf3328 *chip = dev_id;
+ u8 status;
+#if DEBUG_CODEC
+ static unsigned long irq_count;
+#endif
+
+ status = snd_azf3328_ctrl_inb(chip, IDX_IO_IRQSTATUS);
+
+ /* fast path out, to ease interrupt sharing */
+ if (!(status &
+ (IRQ_PLAYBACK|IRQ_RECORDING|IRQ_I2S_OUT
+ |IRQ_GAMEPORT|IRQ_MPU401|IRQ_TIMER)
+ ))
+ return IRQ_NONE; /* must be interrupt for another device */
+
+ snd_azf3328_dbgcodec(
+ "irq_count %ld! IDX_IO_IRQSTATUS %04x\n",
+ irq_count++ /* debug-only */,
+ status
+ );
+
+ if (status & IRQ_TIMER) {
+ /* snd_azf3328_dbgcodec("timer %ld\n",
+ snd_azf3328_codec_inl(chip, 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_ctrl_outb(chip, IDX_IO_TIMER_VALUE + 3, 0x07);
+ spin_unlock(&chip->reg_lock);
+ snd_azf3328_dbgcodec("azt3328: timer IRQ\n");
+ }
+
+ if (status & (IRQ_PLAYBACK|IRQ_RECORDING|IRQ_I2S_OUT))
+ snd_azf3328_codec_interrupt(chip, status);
+
+ if (status & IRQ_GAMEPORT)
+ snd_azf3328_gameport_interrupt(chip);
+
+ /* 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);
+
+ /* hmm, do we have to ack the IRQ here somehow?
+ * If so, then I don't know how yet... */
+ snd_azf3328_dbgcodec("azt3328: MPU401 IRQ\n");
+ }
+ return IRQ_HANDLED;
+}
+
+/*****************************************************************/
+
+/* as long as we think we have identical snd_pcm_hardware parameters
+ for playback, capture and i2s out, we can use the same physical struct
+ since the struct is simply being copied into a member.
+*/
+static const struct snd_pcm_hardware snd_azf3328_hardware =
+{
+ /* 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_5512 |
+ SNDRV_PCM_RATE_8000_48000 |
+ SNDRV_PCM_RATE_KNOT,
+ .rate_min = AZF_FREQ_4000,
+ .rate_max = AZF_FREQ_66200,
.channels_min = 1,
.channels_max = 2,
.buffer_bytes_max = 65536,
.period_bytes_max = 65536,
.periods_min = 1,
.periods_max = 1024,
+ /* FIXME: maybe that card actually has a FIFO?
+ * Hmm, it seems newer revisions do have one, but we still don't know
+ * its size... */
.fifo_size = 0,
};
static unsigned int snd_azf3328_fixed_rates[] = {
- 5512, 6620, 8000, 9600, 11025, 16000, 22050, 32000, 44100, 48000, 64000
+ AZF_FREQ_4000,
+ AZF_FREQ_4800,
+ AZF_FREQ_5512,
+ AZF_FREQ_6620,
+ AZF_FREQ_8000,
+ AZF_FREQ_9600,
+ AZF_FREQ_11025,
+ AZF_FREQ_13240,
+ AZF_FREQ_16000,
+ AZF_FREQ_22050,
+ AZF_FREQ_32000,
+ AZF_FREQ_44100,
+ AZF_FREQ_48000,
+ AZF_FREQ_66200
};
-static snd_pcm_hw_constraint_list_t snd_azf3328_hw_constraints_rates = {
- .count = ARRAY_SIZE(snd_azf3328_fixed_rates),
+
+static struct snd_pcm_hw_constraint_list snd_azf3328_hw_constraints_rates = {
+ .count = ARRAY_SIZE(snd_azf3328_fixed_rates),
.list = snd_azf3328_fixed_rates,
.mask = 0,
};
/*****************************************************************/
-static int snd_azf3328_playback_open(snd_pcm_substream_t * substream)
+static int
+snd_azf3328_pcm_open(struct snd_pcm_substream *substream,
+ enum snd_azf3328_codec_type codec_type
+)
{
- azf3328_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_azf3328 *chip = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_azf3328_dbgcallenter();
- chip->playback_substream = substream;
- runtime->hw = snd_azf3328_playback;
+ chip->codecs[codec_type].substream = substream;
+
+ /* same parameters for all our codecs - at least we think so... */
+ runtime->hw = snd_azf3328_hardware;
+
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
&snd_azf3328_hw_constraints_rates);
snd_azf3328_dbgcallleave();
return 0;
}
-static int snd_azf3328_capture_open(snd_pcm_substream_t * substream)
+static int
+snd_azf3328_playback_open(struct snd_pcm_substream *substream)
{
- azf3328_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
+ return snd_azf3328_pcm_open(substream, AZF_CODEC_PLAYBACK);
+}
- snd_azf3328_dbgcallenter();
- chip->capture_substream = substream;
- runtime->hw = snd_azf3328_capture;
- snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
- &snd_azf3328_hw_constraints_rates);
- snd_azf3328_dbgcallleave();
- return 0;
+static int
+snd_azf3328_capture_open(struct snd_pcm_substream *substream)
+{
+ return snd_azf3328_pcm_open(substream, AZF_CODEC_CAPTURE);
}
-static int snd_azf3328_playback_close(snd_pcm_substream_t * substream)
+static int
+snd_azf3328_i2s_out_open(struct snd_pcm_substream *substream)
{
- azf3328_t *chip = snd_pcm_substream_chip(substream);
+ return snd_azf3328_pcm_open(substream, AZF_CODEC_I2S_OUT);
+}
- snd_azf3328_dbgcallenter();
+static int
+snd_azf3328_pcm_close(struct snd_pcm_substream *substream,
+ enum snd_azf3328_codec_type codec_type
+)
+{
+ struct snd_azf3328 *chip = snd_pcm_substream_chip(substream);
- chip->playback_substream = NULL;
+ snd_azf3328_dbgcallenter();
+ chip->codecs[codec_type].substream = NULL;
snd_azf3328_dbgcallleave();
return 0;
}
-static int snd_azf3328_capture_close(snd_pcm_substream_t * substream)
+static int
+snd_azf3328_playback_close(struct snd_pcm_substream *substream)
{
- azf3328_t *chip = snd_pcm_substream_chip(substream);
+ return snd_azf3328_pcm_close(substream, AZF_CODEC_PLAYBACK);
+}
- snd_azf3328_dbgcallenter();
- chip->capture_substream = NULL;
- snd_azf3328_dbgcallleave();
- return 0;
+static int
+snd_azf3328_capture_close(struct snd_pcm_substream *substream)
+{
+ return snd_azf3328_pcm_close(substream, AZF_CODEC_CAPTURE);
+}
+
+static int
+snd_azf3328_i2s_out_close(struct snd_pcm_substream *substream)
+{
+ return snd_azf3328_pcm_close(substream, AZF_CODEC_I2S_OUT);
}
/******************************************************************/
-static snd_pcm_ops_t snd_azf3328_playback_ops = {
+static struct snd_pcm_ops snd_azf3328_playback_ops = {
.open = snd_azf3328_playback_open,
.close = snd_azf3328_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.hw_params = snd_azf3328_hw_params,
.hw_free = snd_azf3328_hw_free,
- .prepare = snd_azf3328_playback_prepare,
- .trigger = snd_azf3328_playback_trigger,
- .pointer = snd_azf3328_playback_pointer
+ .prepare = snd_azf3328_codec_prepare,
+ .trigger = snd_azf3328_codec_playback_trigger,
+ .pointer = snd_azf3328_codec_playback_pointer
};
-static snd_pcm_ops_t snd_azf3328_capture_ops = {
+static struct snd_pcm_ops snd_azf3328_capture_ops = {
.open = snd_azf3328_capture_open,
.close = snd_azf3328_capture_close,
.ioctl = snd_pcm_lib_ioctl,
.hw_params = snd_azf3328_hw_params,
.hw_free = snd_azf3328_hw_free,
- .prepare = snd_azf3328_capture_prepare,
- .trigger = snd_azf3328_capture_trigger,
- .pointer = snd_azf3328_capture_pointer
+ .prepare = snd_azf3328_codec_prepare,
+ .trigger = snd_azf3328_codec_capture_trigger,
+ .pointer = snd_azf3328_codec_capture_pointer
};
-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 struct snd_pcm_ops snd_azf3328_i2s_out_ops = {
+ .open = snd_azf3328_i2s_out_open,
+ .close = snd_azf3328_i2s_out_close,
+ .ioctl = snd_pcm_lib_ioctl,
+ .hw_params = snd_azf3328_hw_params,
+ .hw_free = snd_azf3328_hw_free,
+ .prepare = snd_azf3328_codec_prepare,
+ .trigger = snd_azf3328_codec_i2s_out_trigger,
+ .pointer = snd_azf3328_codec_i2s_out_pointer
+};
-static int __devinit snd_azf3328_pcm(azf3328_t *chip, int device)
+static int __devinit
+snd_azf3328_pcm(struct snd_azf3328 *chip)
{
- snd_pcm_t *pcm;
+enum { AZF_PCMDEV_STD, AZF_PCMDEV_I2S_OUT, NUM_AZF_PCMDEVS }; /* pcm devices */
+
+ struct snd_pcm *pcm;
int err;
snd_azf3328_dbgcallenter();
- if ((err = snd_pcm_new(chip->card, "AZF3328 DSP", device, 1, 1, &pcm)) < 0)
+
+ err = snd_pcm_new(chip->card, "AZF3328 DSP", AZF_PCMDEV_STD,
+ 1, 1, &pcm);
+ if (err < 0)
return err;
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_azf3328_playback_ops);
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_azf3328_capture_ops);
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
+ &snd_azf3328_playback_ops);
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
+ &snd_azf3328_capture_ops);
pcm->private_data = chip;
- pcm->private_free = snd_azf3328_pcm_free;
pcm->info_flags = 0;
strcpy(pcm->name, chip->card->shortname);
- chip->pcm = pcm;
+ /* same pcm object for playback/capture (see snd_pcm_new() above) */
+ chip->pcm[AZF_CODEC_PLAYBACK] = pcm;
+ chip->pcm[AZF_CODEC_CAPTURE] = pcm;
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
- snd_dma_pci_data(chip->pci), 64*1024, 64*1024);
+ snd_dma_pci_data(chip->pci),
+ 64*1024, 64*1024);
+
+ err = snd_pcm_new(chip->card, "AZF3328 I2S OUT", AZF_PCMDEV_I2S_OUT,
+ 1, 0, &pcm);
+ if (err < 0)
+ return err;
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
+ &snd_azf3328_i2s_out_ops);
+
+ pcm->private_data = chip;
+ pcm->info_flags = 0;
+ strcpy(pcm->name, chip->card->shortname);
+ chip->pcm[AZF_CODEC_I2S_OUT] = pcm;
+
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(chip->pci),
+ 64*1024, 64*1024);
snd_azf3328_dbgcallleave();
return 0;
/******************************************************************/
-#ifdef SUPPORT_JOYSTICK
-static int __devinit snd_azf3328_config_joystick(azf3328_t *chip, int dev)
+/*** NOTE: the physical timer resolution actually is 1024000 ticks per second
+ *** (probably derived from main crystal via a divider of 24),
+ *** 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(struct snd_timer *timer)
{
- struct gameport *gp;
- struct resource *r;
-
- if (!joystick[dev])
- return -ENODEV;
-
- if (!(r = request_region(0x200, 8, "AZF3328 gameport"))) {
- printk(KERN_WARNING "azt3328: cannot reserve joystick ports\n");
- return -EBUSY;
- }
+ struct snd_azf3328 *chip;
+ unsigned long flags;
+ unsigned int delay;
- chip->gameport = gp = gameport_allocate_port();
- if (!gp) {
- printk(KERN_ERR "azt3328: cannot allocate memory for gameport\n");
- release_and_free_resource(r);
- return -ENOMEM;
+ 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_COUNTDOWN_ENABLE | TIMER_IRQ_ENABLE;
+ spin_lock_irqsave(&chip->reg_lock, flags);
+ snd_azf3328_ctrl_outl(chip, IDX_IO_TIMER_VALUE, delay);
+ spin_unlock_irqrestore(&chip->reg_lock, flags);
+ snd_azf3328_dbgcallleave();
+ return 0;
+}
- gameport_set_name(gp, "AZF3328 Gameport");
- gameport_set_phys(gp, "pci%s/gameport0", pci_name(chip->pci));
- gameport_set_dev_parent(gp, &chip->pci->dev);
- gp->io = 0x200;
- gameport_set_port_data(gp, r);
+static int
+snd_azf3328_timer_stop(struct snd_timer *timer)
+{
+ struct snd_azf3328 *chip;
+ unsigned long flags;
- snd_azf3328_io2_write(chip, IDX_IO2_LEGACY_ADDR,
- snd_azf3328_io2_read(chip, IDX_IO2_LEGACY_ADDR) | LEGACY_JOY);
+ 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_IRQ_ACK here? */
+ snd_azf3328_ctrl_outb(chip, IDX_IO_TIMER_VALUE + 3, 0);
+ spin_unlock_irqrestore(&chip->reg_lock, flags);
+ snd_azf3328_dbgcallleave();
+ return 0;
+}
- gameport_register_port(chip->gameport);
+static int
+snd_azf3328_timer_precise_resolution(struct snd_timer *timer,
+ unsigned long *num, unsigned long *den)
+{
+ snd_azf3328_dbgcallenter();
+ *num = 1;
+ *den = 1024000 / seqtimer_scaling;
+ snd_azf3328_dbgcallleave();
return 0;
}
-static void snd_azf3328_free_joystick(azf3328_t *chip)
+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(struct snd_azf3328 *chip, int device)
{
- if (chip->gameport) {
- struct resource *r = gameport_get_port_data(chip->gameport);
+ struct snd_timer *timer = NULL;
+ struct snd_timer_id tid;
+ int err;
- 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);
- 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) { }
-#endif
+ 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;
-static int snd_azf3328_free(azf3328_t *chip)
-{
- if (chip->irq < 0)
- goto __end_hw;
+ err = snd_timer_new(chip->card, "AZF3328", &tid, &timer);
+ if (err < 0)
+ goto out;
+
+ strcpy(timer->name, "AZF3328 timer");
+ timer->private_data = chip;
+ timer->hw = snd_azf3328_timer_hw;
+
+ chip->timer = timer;
- /* 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_timer_stop(timer);
- /* interrupt setup - mask everything */
- /* FIXME */
+ err = 0;
+
+out:
+ snd_azf3328_dbgcallleave();
+ return err;
+}
+
+/******************************************************************/
- synchronize_irq(chip->irq);
- __end_hw:
- snd_azf3328_free_joystick(chip);
- if (chip->irq >= 0)
- free_irq(chip->irq, (void *)chip);
+static int
+snd_azf3328_free(struct snd_azf3328 *chip)
+{
+ if (chip->irq < 0)
+ goto __end_hw;
+
+ /* reset (close) mixer:
+ * first mute master volume, then reset
+ */
+ snd_azf3328_mixer_set_mute(chip, IDX_MIXER_PLAY_MASTER, 1);
+ snd_azf3328_mixer_outw(chip, IDX_MIXER_RESET, 0x0000);
+
+ snd_azf3328_timer_stop(chip->timer);
+ snd_azf3328_gameport_free(chip);
+
+ if (chip->irq >= 0)
+ synchronize_irq(chip->irq);
+__end_hw:
+ if (chip->irq >= 0)
+ free_irq(chip->irq, chip);
pci_release_regions(chip->pci);
pci_disable_device(chip->pci);
- kfree(chip);
- return 0;
+ kfree(chip);
+ return 0;
}
-static int snd_azf3328_dev_free(snd_device_t *device)
+static int
+snd_azf3328_dev_free(struct snd_device *device)
{
- azf3328_t *chip = device->device_data;
+ struct snd_azf3328 *chip = device->device_data;
return snd_azf3328_free(chip);
}
#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 unsigned reg, int bit)
{
unsigned char val, valoff, valon;
outb(val|(1 << bit), reg);
valon = inb(reg);
-
+
outb(val, reg);
- printk(KERN_ERR "reg %04x bit %d: %02x %02x %02x\n", reg, bit, val, valoff, valon);
+ printk(KERN_DEBUG "reg %04x bit %d: %02x %02x %02x\n",
+ reg, bit, val, valoff, valon
+ );
}
#endif
-static int __devinit snd_azf3328_create(snd_card_t * card,
- struct pci_dev *pci,
- unsigned long device_type,
- azf3328_t ** rchip)
+static inline void
+snd_azf3328_debug_show_ports(const struct snd_azf3328 *chip)
+{
+#if DEBUG_MISC
+ u16 tmp;
+
+ snd_azf3328_dbgmisc(
+ "ctrl_io 0x%lx, game_io 0x%lx, mpu_io 0x%lx, "
+ "opl3_io 0x%lx, mixer_io 0x%lx, irq %d\n",
+ chip->ctrl_io, chip->game_io, chip->mpu_io,
+ chip->opl3_io, chip->mixer_io, chip->irq
+ );
+
+ snd_azf3328_dbgmisc("game %02x %02x %02x %02x %02x %02x\n",
+ snd_azf3328_game_inb(chip, 0),
+ snd_azf3328_game_inb(chip, 1),
+ snd_azf3328_game_inb(chip, 2),
+ snd_azf3328_game_inb(chip, 3),
+ snd_azf3328_game_inb(chip, 4),
+ snd_azf3328_game_inb(chip, 5)
+ );
+
+ for (tmp = 0; tmp < 0x07; tmp += 1)
+ snd_azf3328_dbgmisc("mpu_io 0x%04x\n", inb(chip->mpu_io + tmp));
+
+ for (tmp = 0; tmp <= 0x07; tmp += 1)
+ snd_azf3328_dbgmisc("0x%02x: game200 0x%04x, game208 0x%04x\n",
+ tmp, inb(0x200 + tmp), inb(0x208 + tmp));
+
+ for (tmp = 0; tmp <= 0x01; tmp += 1)
+ snd_azf3328_dbgmisc(
+ "0x%02x: mpu300 0x%04x, mpu310 0x%04x, mpu320 0x%04x, "
+ "mpu330 0x%04x opl388 0x%04x opl38c 0x%04x\n",
+ tmp,
+ inb(0x300 + tmp),
+ inb(0x310 + tmp),
+ inb(0x320 + tmp),
+ inb(0x330 + tmp),
+ inb(0x388 + tmp),
+ inb(0x38c + tmp)
+ );
+
+ for (tmp = 0; tmp < AZF_IO_SIZE_CTRL; tmp += 2)
+ snd_azf3328_dbgmisc("ctrl 0x%02x: 0x%04x\n",
+ tmp, snd_azf3328_ctrl_inw(chip, tmp)
+ );
+
+ for (tmp = 0; tmp < AZF_IO_SIZE_MIXER; tmp += 2)
+ snd_azf3328_dbgmisc("mixer 0x%02x: 0x%04x\n",
+ tmp, snd_azf3328_mixer_inw(chip, tmp)
+ );
+#endif /* DEBUG_MISC */
+}
+
+static int __devinit
+snd_azf3328_create(struct snd_card *card,
+ struct pci_dev *pci,
+ unsigned long device_type,
+ struct snd_azf3328 **rchip)
{
- azf3328_t *chip;
+ struct snd_azf3328 *chip;
int err;
- static snd_device_ops_t ops = {
+ static struct snd_device_ops ops = {
.dev_free = snd_azf3328_dev_free,
};
- u16 tmp;
+ u8 dma_init;
+ enum snd_azf3328_codec_type codec_type;
*rchip = NULL;
- if ((err = pci_enable_device(pci)) < 0)
+ err = pci_enable_device(pci);
+ if (err < 0)
return err;
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;
chip->irq = -1;
/* check if we can restrict PCI DMA transfers to 24 bits */
- 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;
- }
-
- if ((err = pci_request_regions(pci, "Aztech AZF3328")) < 0) {
- kfree(chip);
- pci_disable_device(pci);
- return err;
+ if (pci_set_dma_mask(pci, DMA_BIT_MASK(24)) < 0 ||
+ pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(24)) < 0) {
+ snd_printk(KERN_ERR "architecture does not support "
+ "24bit PCI busmaster DMA\n"
+ );
+ err = -ENXIO;
+ 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->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)) {
+ err = pci_request_regions(pci, "Aztech AZF3328");
+ if (err < 0)
+ goto out_err;
+
+ chip->ctrl_io = pci_resource_start(pci, 0);
+ chip->game_io = pci_resource_start(pci, 1);
+ chip->mpu_io = pci_resource_start(pci, 2);
+ chip->opl3_io = pci_resource_start(pci, 3);
+ chip->mixer_io = pci_resource_start(pci, 4);
+
+ chip->codecs[AZF_CODEC_PLAYBACK].io_base =
+ chip->ctrl_io + AZF_IO_OFFS_CODEC_PLAYBACK;
+ chip->codecs[AZF_CODEC_PLAYBACK].name = "PLAYBACK";
+ chip->codecs[AZF_CODEC_CAPTURE].io_base =
+ chip->ctrl_io + AZF_IO_OFFS_CODEC_CAPTURE;
+ chip->codecs[AZF_CODEC_CAPTURE].name = "CAPTURE";
+ chip->codecs[AZF_CODEC_I2S_OUT].io_base =
+ chip->ctrl_io + AZF_IO_OFFS_CODEC_I2S_OUT;
+ chip->codecs[AZF_CODEC_I2S_OUT].name = "I2S_OUT";
+
+ if (request_irq(pci->irq, snd_azf3328_interrupt,
+ IRQF_SHARED, card->shortname, 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_debug_show_ports(chip);
- 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));
-
- if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
- snd_azf3328_free(chip);
- return err;
- }
+ err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
+ if (err < 0)
+ goto out_err;
/* create mixer interface & switches */
- if ((err = snd_azf3328_mixer_new(chip)) < 0)
- return err;
+ err = snd_azf3328_mixer_new(chip);
+ if (err < 0)
+ goto out_err;
+
+ /* standard codec init stuff */
+ /* default DMA init value */
+ dma_init = DMA_RUN_SOMETHING2|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE;
+
+ for (codec_type = AZF_CODEC_PLAYBACK;
+ codec_type <= AZF_CODEC_I2S_OUT; ++codec_type) {
+ struct snd_azf3328_codec_data *codec =
+ &chip->codecs[codec_type];
+
+ /* shutdown codecs to save power */
+ /* have ...ctrl_codec_activity() act properly */
+ codec->running = 1;
+ snd_azf3328_ctrl_codec_activity(chip, codec_type, 0);
+
+ spin_lock_irq(&chip->reg_lock);
+ snd_azf3328_codec_outb(codec, IDX_IO_CODEC_DMA_FLAGS,
+ dma_init);
+ spin_unlock_irq(&chip->reg_lock);
+ }
-#if 0
- /* set very low bitrate to reduce noise and power consumption? */
- snd_azf3328_setfmt(chip, IDX_IO_PLAY_SOUNDFORMAT, 5512, 8, 1);
-#endif
+ snd_card_set_dev(card, &pci->dev);
- /* 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);
+ *rchip = chip;
- spin_unlock_irq(&chip->reg_lock);
+ err = 0;
+ goto out;
- snd_card_set_dev(card, &pci->dev);
+out_err:
+ if (chip)
+ snd_azf3328_free(chip);
+ pci_disable_device(pci);
- *rchip = chip;
- return 0;
+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;
- azf3328_t *chip;
- opl3_t *opl3;
+ struct snd_card *card;
+ struct snd_azf3328 *chip;
+ struct snd_opl3 *opl3;
int err;
snd_azf3328_dbgcallenter();
return -ENOENT;
}
- card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0 );
- if (card == NULL)
- return -ENOMEM;
+ err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
+ if (err < 0)
+ return err;
strcpy(card->driver, "AZF3328");
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;
+ err = snd_azf3328_create(card, pci, pci_id->driver_data, &chip);
+ if (err < 0)
+ goto out_err;
+
+ card->private_data = chip;
+
+ /* chose to use MPU401_HW_AZT2320 ID instead of MPU401_HW_MPU401,
+ since our hardware ought to be similar, thus use same ID. */
+ err = snd_mpu401_uart_new(
+ card, 0,
+ MPU401_HW_AZT2320, chip->mpu_io, MPU401_INFO_INTEGRATED,
+ pci->irq, 0, &chip->rmidi
+ );
+ if (err < 0) {
+ snd_printk(KERN_ERR "azf3328: no MPU-401 device at 0x%lx?\n",
+ chip->mpu_io
+ );
+ 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;
- }
+ err = snd_azf3328_timer(chip, 0);
+ if (err < 0)
+ goto out_err;
- if ((err = snd_azf3328_pcm(chip, 0)) < 0) {
- snd_card_free(card);
- return err;
- }
+ err = snd_azf3328_pcm(chip);
+ if (err < 0)
+ goto out_err;
- if (snd_opl3_create(card, chip->synth_port, chip->synth_port+2,
+ if (snd_opl3_create(card, chip->opl3_io, chip->opl3_io+2,
OPL3_HW_AUTO, 1, &opl3) < 0) {
snd_printk(KERN_ERR "azf3328: no OPL3 device at 0x%lx-0x%lx?\n",
- chip->synth_port, chip->synth_port+2 );
+ chip->opl3_io, chip->opl3_io+2
+ );
} else {
- if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
- snd_card_free(card);
- return err;
- }
+ /* need to use IDs 1, 2 since ID 0 is snd_azf3328_timer above */
+ err = snd_opl3_timer_new(opl3, 1, 2);
+ if (err < 0)
+ goto out_err;
+ err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
+ if (err < 0)
+ goto out_err;
}
- snd_azf3328_dbgio(chip, "create");
+ opl3->private_data = chip;
sprintf(card->longname, "%s at 0x%lx, irq %i",
- card->shortname, chip->codec_port, chip->irq);
+ card->shortname, chip->ctrl_io, chip->irq);
- if ((err = snd_card_register(card)) < 0) {
- snd_card_free(card);
- return err;
- }
+ err = snd_card_register(card);
+ if (err < 0)
+ 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");
+ printk(KERN_INFO
+"azt3328: Sound driver for Aztech AZF3328-based soundcards such as PCI168.\n"
+"azt3328: Hardware was completely undocumented, unfortunately.\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_gameport(chip, dev);
pci_set_drvdata(pci, card);
dev++;
+ err = 0;
+ goto out;
+
+out_err:
+ snd_printk(KERN_ERR "azf3328: something failed, exiting\n");
+ 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));
snd_azf3328_dbgcallleave();
}
+#ifdef CONFIG_PM
+static inline void
+snd_azf3328_suspend_regs(unsigned long io_addr, unsigned count, u32 *saved_regs)
+{
+ unsigned reg;
+
+ for (reg = 0; reg < count; ++reg) {
+ *saved_regs = inl(io_addr);
+ snd_azf3328_dbgpm("suspend: io 0x%04lx: 0x%08x\n",
+ io_addr, *saved_regs);
+ ++saved_regs;
+ io_addr += sizeof(*saved_regs);
+ }
+}
+
+static int
+snd_azf3328_suspend(struct pci_dev *pci, pm_message_t state)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct snd_azf3328 *chip = card->private_data;
+ u16 *saved_regs_ctrl_u16;
+
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+
+ snd_pcm_suspend_all(chip->pcm[AZF_CODEC_PLAYBACK]);
+ snd_pcm_suspend_all(chip->pcm[AZF_CODEC_I2S_OUT]);
+
+ snd_azf3328_suspend_regs(chip->mixer_io,
+ ARRAY_SIZE(chip->saved_regs_mixer), chip->saved_regs_mixer);
+
+ /* make sure to disable master volume etc. to prevent looping sound */
+ snd_azf3328_mixer_set_mute(chip, IDX_MIXER_PLAY_MASTER, 1);
+ snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 1);
+
+ snd_azf3328_suspend_regs(chip->ctrl_io,
+ ARRAY_SIZE(chip->saved_regs_ctrl), chip->saved_regs_ctrl);
+
+ /* manually store the one currently relevant write-only reg, too */
+ saved_regs_ctrl_u16 = (u16 *)chip->saved_regs_ctrl;
+ saved_regs_ctrl_u16[IDX_IO_6AH / 2] = chip->shadow_reg_ctrl_6AH;
+
+ snd_azf3328_suspend_regs(chip->game_io,
+ ARRAY_SIZE(chip->saved_regs_game), chip->saved_regs_game);
+ snd_azf3328_suspend_regs(chip->mpu_io,
+ ARRAY_SIZE(chip->saved_regs_mpu), chip->saved_regs_mpu);
+ snd_azf3328_suspend_regs(chip->opl3_io,
+ ARRAY_SIZE(chip->saved_regs_opl3), chip->saved_regs_opl3);
+
+ pci_disable_device(pci);
+ pci_save_state(pci);
+ pci_set_power_state(pci, pci_choose_state(pci, state));
+ return 0;
+}
+
+static inline void
+snd_azf3328_resume_regs(const u32 *saved_regs,
+ unsigned long io_addr,
+ unsigned count
+)
+{
+ unsigned reg;
+
+ for (reg = 0; reg < count; ++reg) {
+ outl(*saved_regs, io_addr);
+ snd_azf3328_dbgpm("resume: io 0x%04lx: 0x%08x --> 0x%08x\n",
+ io_addr, *saved_regs, inl(io_addr));
+ ++saved_regs;
+ io_addr += sizeof(*saved_regs);
+ }
+}
+
+static int
+snd_azf3328_resume(struct pci_dev *pci)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ const struct snd_azf3328 *chip = card->private_data;
+
+ pci_set_power_state(pci, PCI_D0);
+ pci_restore_state(pci);
+ if (pci_enable_device(pci) < 0) {
+ printk(KERN_ERR "azt3328: pci_enable_device failed, "
+ "disabling device\n");
+ snd_card_disconnect(card);
+ return -EIO;
+ }
+ pci_set_master(pci);
+
+ snd_azf3328_resume_regs(chip->saved_regs_game, chip->game_io,
+ ARRAY_SIZE(chip->saved_regs_game));
+ snd_azf3328_resume_regs(chip->saved_regs_mpu, chip->mpu_io,
+ ARRAY_SIZE(chip->saved_regs_mpu));
+ snd_azf3328_resume_regs(chip->saved_regs_opl3, chip->opl3_io,
+ ARRAY_SIZE(chip->saved_regs_opl3));
+
+ snd_azf3328_resume_regs(chip->saved_regs_mixer, chip->mixer_io,
+ ARRAY_SIZE(chip->saved_regs_mixer));
+
+ /* unfortunately with 32bit transfers, IDX_MIXER_PLAY_MASTER (0x02)
+ and IDX_MIXER_RESET (offset 0x00) get touched at the same time,
+ resulting in a mixer reset condition persisting until _after_
+ master vol was restored. Thus master vol needs an extra restore. */
+ outw(((u16 *)chip->saved_regs_mixer)[1], chip->mixer_io + 2);
+
+ snd_azf3328_resume_regs(chip->saved_regs_ctrl, chip->ctrl_io,
+ ARRAY_SIZE(chip->saved_regs_ctrl));
+
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+ return 0;
+}
+#endif /* CONFIG_PM */
+
+
static struct pci_driver driver = {
.name = "AZF3328",
- .owner = THIS_MODULE,
.id_table = snd_azf3328_ids,
.probe = snd_azf3328_probe,
.remove = __devexit_p(snd_azf3328_remove),
+#ifdef CONFIG_PM
+ .suspend = snd_azf3328_suspend,
+ .resume = snd_azf3328_resume,
+#endif
};
-static int __init alsa_card_azf3328_init(void)
+static int __init
+alsa_card_azf3328_init(void)
{
int err;
snd_azf3328_dbgcallenter();
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);