diff options
author | Adrian Bunk <bunk@stusta.de> | 2006-10-04 02:17:22 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-04 07:55:32 -0700 |
commit | d56b9b9c464a10ab1ee51a4c6190a2b57b8ef7a6 (patch) | |
tree | a48388734053900a8379042757ee241d1e9dfc7b /sound/oss/sonicvibes.c | |
parent | 595182bcdf64fbfd7ae22c67ea6081b7d387d246 (diff) |
[PATCH] The scheduled removal of some OSS drivers
This patch contains the scheduled removal of OSS drivers that:
- have ALSA drivers for the same hardware without known regressions and
- whose Kconfig options have been removed in 2.6.17.
[michal.k.k.piotrowski@gmail.com: build fix]
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Michal Piotrowski <michal.k.k.piotrowski@gmail.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'sound/oss/sonicvibes.c')
-rw-r--r-- | sound/oss/sonicvibes.c | 2792 |
1 files changed, 0 insertions, 2792 deletions
diff --git a/sound/oss/sonicvibes.c b/sound/oss/sonicvibes.c deleted file mode 100644 index 8ea532d4019..00000000000 --- a/sound/oss/sonicvibes.c +++ /dev/null @@ -1,2792 +0,0 @@ -/*****************************************************************************/ - -/* - * sonicvibes.c -- S3 Sonic Vibes audio driver. - * - * Copyright (C) 1998-2001, 2003 Thomas Sailer (t.sailer@alumni.ethz.ch) - * - * 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 - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Special thanks to David C. Niemi - * - * - * Module command line parameters: - * none so far - * - * - * Supported devices: - * /dev/dsp standard /dev/dsp device, (mostly) OSS compatible - * /dev/mixer standard /dev/mixer device, (mostly) OSS compatible - * /dev/midi simple MIDI UART interface, no ioctl - * - * The card has both an FM and a Wavetable synth, but I have to figure - * out first how to drive them... - * - * Revision history - * 06.05.1998 0.1 Initial release - * 10.05.1998 0.2 Fixed many bugs, esp. ADC rate calculation - * First stab at a simple midi interface (no bells&whistles) - * 13.05.1998 0.3 Fix stupid cut&paste error: set_adc_rate was called instead of - * set_dac_rate in the FMODE_WRITE case in sv_open - * Fix hwptr out of bounds (now mpg123 works) - * 14.05.1998 0.4 Don't allow excessive interrupt rates - * 08.06.1998 0.5 First release using Alan Cox' soundcore instead of miscdevice - * 03.08.1998 0.6 Do not include modversions.h - * Now mixer behaviour can basically be selected between - * "OSS documented" and "OSS actual" behaviour - * 31.08.1998 0.7 Fix realplayer problems - dac.count issues - * 10.12.1998 0.8 Fix drain_dac trying to wait on not yet initialized DMA - * 16.12.1998 0.9 Fix a few f_file & FMODE_ bugs - * 06.01.1999 0.10 remove the silly SA_INTERRUPT flag. - * hopefully killed the egcs section type conflict - * 12.03.1999 0.11 cinfo.blocks should be reset after GETxPTR ioctl. - * reported by Johan Maes <joma@telindus.be> - * 22.03.1999 0.12 return EAGAIN instead of EBUSY when O_NONBLOCK - * read/write cannot be executed - * 05.04.1999 0.13 added code to sv_read and sv_write which should detect - * lockups of the sound chip and revive it. This is basically - * an ugly hack, but at least applications using this driver - * won't hang forever. I don't know why these lockups happen, - * it might well be the motherboard chipset (an early 486 PCI - * board with ALI chipset), since every busmastering 100MB - * ethernet card I've tried (Realtek 8139 and Macronix tulip clone) - * exhibit similar behaviour (they work for a couple of packets - * and then lock up and can be revived by ifconfig down/up). - * 07.04.1999 0.14 implemented the following ioctl's: SOUND_PCM_READ_RATE, - * SOUND_PCM_READ_CHANNELS, SOUND_PCM_READ_BITS; - * Alpha fixes reported by Peter Jones <pjones@redhat.com> - * Note: dmaio hack might still be wrong on archs other than i386 - * 15.06.1999 0.15 Fix bad allocation bug. - * Thanks to Deti Fliegl <fliegl@in.tum.de> - * 28.06.1999 0.16 Add pci_set_master - * 03.08.1999 0.17 adapt to Linus' new __setup/__initcall - * added kernel command line options "sonicvibes=reverb" and "sonicvibesdmaio=dmaioaddr" - * 12.08.1999 0.18 module_init/__setup fixes - * 24.08.1999 0.19 get rid of the dmaio kludge, replace with allocate_resource - * 31.08.1999 0.20 add spin_lock_init - * use new resource allocation to allocate DDMA IO space - * replaced current->state = x with set_current_state(x) - * 03.09.1999 0.21 change read semantics for MIDI to match - * OSS more closely; remove possible wakeup race - * 28.10.1999 0.22 More waitqueue races fixed - * 01.12.1999 0.23 New argument to allocate_resource - * 07.12.1999 0.24 More allocate_resource semantics change - * 08.01.2000 0.25 Prevent some ioctl's from returning bad count values on underrun/overrun; - * Tim Janik's BSE (Bedevilled Sound Engine) found this - * use Martin Mares' pci_assign_resource - * 07.02.2000 0.26 Use pci_alloc_consistent and pci_register_driver - * 21.11.2000 0.27 Initialize dma buffers in poll, otherwise poll may return a bogus mask - * 12.12.2000 0.28 More dma buffer initializations, patch from - * Tjeerd Mulder <tjeerd.mulder@fujitsu-siemens.com> - * 31.01.2001 0.29 Register/Unregister gameport - * Fix SETTRIGGER non OSS API conformity - * 18.05.2001 0.30 PCI probing and error values cleaned up by Marcus - * Meissner <mm@caldera.de> - * 03.01.2003 0.31 open_mode fixes from Georg Acher <acher@in.tum.de> - * - */ - -/*****************************************************************************/ - -#include <linux/module.h> -#include <linux/string.h> -#include <linux/ioport.h> -#include <linux/interrupt.h> -#include <linux/wait.h> -#include <linux/mm.h> -#include <linux/delay.h> -#include <linux/sound.h> -#include <linux/slab.h> -#include <linux/soundcard.h> -#include <linux/pci.h> -#include <linux/init.h> -#include <linux/poll.h> -#include <linux/spinlock.h> -#include <linux/smp_lock.h> -#include <linux/gameport.h> -#include <linux/dma-mapping.h> -#include <linux/mutex.h> - - -#include <asm/io.h> -#include <asm/uaccess.h> - -#include "dm.h" - -#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE)) -#define SUPPORT_JOYSTICK 1 -#endif - -/* --------------------------------------------------------------------- */ - -#undef OSS_DOCUMENTED_MIXER_SEMANTICS - -/* --------------------------------------------------------------------- */ - -#ifndef PCI_VENDOR_ID_S3 -#define PCI_VENDOR_ID_S3 0x5333 -#endif -#ifndef PCI_DEVICE_ID_S3_SONICVIBES -#define PCI_DEVICE_ID_S3_SONICVIBES 0xca00 -#endif - -#define SV_MAGIC ((PCI_VENDOR_ID_S3<<16)|PCI_DEVICE_ID_S3_SONICVIBES) - -#define SV_EXTENT_SB 0x10 -#define SV_EXTENT_ENH 0x10 -#define SV_EXTENT_SYNTH 0x4 -#define SV_EXTENT_MIDI 0x4 -#define SV_EXTENT_GAME 0x8 -#define SV_EXTENT_DMA 0x10 - -/* - * we are not a bridge and thus use a resource for DDMA that is used for bridges but - * left empty for normal devices - */ -#define RESOURCE_SB 0 -#define RESOURCE_ENH 1 -#define RESOURCE_SYNTH 2 -#define RESOURCE_MIDI 3 -#define RESOURCE_GAME 4 -#define RESOURCE_DDMA 7 - -#define SV_MIDI_DATA 0 -#define SV_MIDI_COMMAND 1 -#define SV_MIDI_STATUS 1 - -#define SV_DMA_ADDR0 0 -#define SV_DMA_ADDR1 1 -#define SV_DMA_ADDR2 2 -#define SV_DMA_ADDR3 3 -#define SV_DMA_COUNT0 4 -#define SV_DMA_COUNT1 5 -#define SV_DMA_COUNT2 6 -#define SV_DMA_MODE 0xb -#define SV_DMA_RESET 0xd -#define SV_DMA_MASK 0xf - -/* - * DONT reset the DMA controllers unless you understand - * the reset semantics. Assuming reset semantics as in - * the 8237 does not work. - */ - -#define DMA_MODE_AUTOINIT 0x10 -#define DMA_MODE_READ 0x44 /* I/O to memory, no autoinit, increment, single mode */ -#define DMA_MODE_WRITE 0x48 /* memory to I/O, no autoinit, increment, single mode */ - -#define SV_CODEC_CONTROL 0 -#define SV_CODEC_INTMASK 1 -#define SV_CODEC_STATUS 2 -#define SV_CODEC_IADDR 4 -#define SV_CODEC_IDATA 5 - -#define SV_CCTRL_RESET 0x80 -#define SV_CCTRL_INTADRIVE 0x20 -#define SV_CCTRL_WAVETABLE 0x08 -#define SV_CCTRL_REVERB 0x04 -#define SV_CCTRL_ENHANCED 0x01 - -#define SV_CINTMASK_DMAA 0x01 -#define SV_CINTMASK_DMAC 0x04 -#define SV_CINTMASK_SPECIAL 0x08 -#define SV_CINTMASK_UPDOWN 0x40 -#define SV_CINTMASK_MIDI 0x80 - -#define SV_CSTAT_DMAA 0x01 -#define SV_CSTAT_DMAC 0x04 -#define SV_CSTAT_SPECIAL 0x08 -#define SV_CSTAT_UPDOWN 0x40 -#define SV_CSTAT_MIDI 0x80 - -#define SV_CIADDR_TRD 0x80 -#define SV_CIADDR_MCE 0x40 - -/* codec indirect registers */ -#define SV_CIMIX_ADCINL 0x00 -#define SV_CIMIX_ADCINR 0x01 -#define SV_CIMIX_AUX1INL 0x02 -#define SV_CIMIX_AUX1INR 0x03 -#define SV_CIMIX_CDINL 0x04 -#define SV_CIMIX_CDINR 0x05 -#define SV_CIMIX_LINEINL 0x06 -#define SV_CIMIX_LINEINR 0x07 -#define SV_CIMIX_MICIN 0x08 -#define SV_CIMIX_SYNTHINL 0x0A -#define SV_CIMIX_SYNTHINR 0x0B -#define SV_CIMIX_AUX2INL 0x0C -#define SV_CIMIX_AUX2INR 0x0D -#define SV_CIMIX_ANALOGINL 0x0E -#define SV_CIMIX_ANALOGINR 0x0F -#define SV_CIMIX_PCMINL 0x10 -#define SV_CIMIX_PCMINR 0x11 - -#define SV_CIGAMECONTROL 0x09 -#define SV_CIDATAFMT 0x12 -#define SV_CIENABLE 0x13 -#define SV_CIUPDOWN 0x14 -#define SV_CIREVISION 0x15 -#define SV_CIADCOUTPUT 0x16 -#define SV_CIDMAABASECOUNT1 0x18 -#define SV_CIDMAABASECOUNT0 0x19 -#define SV_CIDMACBASECOUNT1 0x1c -#define SV_CIDMACBASECOUNT0 0x1d -#define SV_CIPCMSR0 0x1e -#define SV_CIPCMSR1 0x1f -#define SV_CISYNTHSR0 0x20 -#define SV_CISYNTHSR1 0x21 -#define SV_CIADCCLKSOURCE 0x22 -#define SV_CIADCALTSR 0x23 -#define SV_CIADCPLLM 0x24 -#define SV_CIADCPLLN 0x25 -#define SV_CISYNTHPLLM 0x26 -#define SV_CISYNTHPLLN 0x27 -#define SV_CIUARTCONTROL 0x2a -#define SV_CIDRIVECONTROL 0x2b -#define SV_CISRSSPACE 0x2c -#define SV_CISRSCENTER 0x2d -#define SV_CIWAVETABLESRC 0x2e -#define SV_CIANALOGPWRDOWN 0x30 -#define SV_CIDIGITALPWRDOWN 0x31 - - -#define SV_CIMIX_ADCSRC_CD 0x20 -#define SV_CIMIX_ADCSRC_DAC 0x40 -#define SV_CIMIX_ADCSRC_AUX2 0x60 -#define SV_CIMIX_ADCSRC_LINE 0x80 -#define SV_CIMIX_ADCSRC_AUX1 0xa0 -#define SV_CIMIX_ADCSRC_MIC 0xc0 -#define SV_CIMIX_ADCSRC_MIXOUT 0xe0 -#define SV_CIMIX_ADCSRC_MASK 0xe0 - -#define SV_CFMT_STEREO 0x01 -#define SV_CFMT_16BIT 0x02 -#define SV_CFMT_MASK 0x03 -#define SV_CFMT_ASHIFT 0 -#define SV_CFMT_CSHIFT 4 - -static const unsigned sample_size[] = { 1, 2, 2, 4 }; -static const unsigned sample_shift[] = { 0, 1, 1, 2 }; - -#define SV_CENABLE_PPE 0x4 -#define SV_CENABLE_RE 0x2 -#define SV_CENABLE_PE 0x1 - - -/* MIDI buffer sizes */ - -#define MIDIINBUF 256 -#define MIDIOUTBUF 256 - -#define FMODE_MIDI_SHIFT 2 -#define FMODE_MIDI_READ (FMODE_READ << FMODE_MIDI_SHIFT) -#define FMODE_MIDI_WRITE (FMODE_WRITE << FMODE_MIDI_SHIFT) - -#define FMODE_DMFM 0x10 - -/* --------------------------------------------------------------------- */ - -struct sv_state { - /* magic */ - unsigned int magic; - - /* list of sonicvibes devices */ - struct list_head devs; - - /* the corresponding pci_dev structure */ - struct pci_dev *dev; - - /* soundcore stuff */ - int dev_audio; - int dev_mixer; - int dev_midi; - int dev_dmfm; - - /* hardware resources */ - unsigned long iosb, ioenh, iosynth, iomidi; /* long for SPARC */ - unsigned int iodmaa, iodmac, irq; - - /* mixer stuff */ - struct { - unsigned int modcnt; -#ifndef OSS_DOCUMENTED_MIXER_SEMANTICS - unsigned short vol[13]; -#endif /* OSS_DOCUMENTED_MIXER_SEMANTICS */ - } mix; - - /* wave stuff */ - unsigned int rateadc, ratedac; - unsigned char fmt, enable; - - spinlock_t lock; - struct mutex open_mutex; - mode_t open_mode; - wait_queue_head_t open_wait; - - struct dmabuf { - void *rawbuf; - dma_addr_t dmaaddr; - unsigned buforder; - unsigned numfrag; - unsigned fragshift; - unsigned hwptr, swptr; - unsigned total_bytes; - int count; - unsigned error; /* over/underrun */ - wait_queue_head_t wait; - /* redundant, but makes calculations easier */ - unsigned fragsize; - unsigned dmasize; - unsigned fragsamples; - /* OSS stuff */ - unsigned mapped:1; - unsigned ready:1; - unsigned endcleared:1; - unsigned enabled:1; - unsigned ossfragshift; - int ossmaxfrags; - unsigned subdivision; - } dma_dac, dma_adc; - - /* midi stuff */ - struct { - unsigned ird, iwr, icnt; - unsigned ord, owr, ocnt; - wait_queue_head_t iwait; - wait_queue_head_t owait; - struct timer_list timer; - unsigned char ibuf[MIDIINBUF]; - unsigned char obuf[MIDIOUTBUF]; - } midi; - -#if SUPPORT_JOYSTICK - struct gameport *gameport; -#endif -}; - -/* --------------------------------------------------------------------- */ - -static LIST_HEAD(devs); -static unsigned long wavetable_mem; - -/* --------------------------------------------------------------------- */ - -static inline unsigned ld2(unsigned int x) -{ - unsigned r = 0; - - if (x >= 0x10000) { - x >>= 16; - r += 16; - } - if (x >= 0x100) { - x >>= 8; - r += 8; - } - if (x >= 0x10) { - x >>= 4; - r += 4; - } - if (x >= 4) { - x >>= 2; - r += 2; - } - if (x >= 2) - r++; - return r; -} - -/* --------------------------------------------------------------------- */ - -/* - * Why use byte IO? Nobody knows, but S3 does it also in their Windows driver. - */ - -#undef DMABYTEIO - -static void set_dmaa(struct sv_state *s, unsigned int addr, unsigned int count) -{ -#ifdef DMABYTEIO - unsigned io = s->iodmaa, u; - - count--; - for (u = 4; u > 0; u--, addr >>= 8, io++) - outb(addr & 0xff, io); - for (u = 3; u > 0; u--, count >>= 8, io++) - outb(count & 0xff, io); -#else /* DMABYTEIO */ - count--; - outl(addr, s->iodmaa + SV_DMA_ADDR0); - outl(count, s->iodmaa + SV_DMA_COUNT0); -#endif /* DMABYTEIO */ - outb(0x18, s->iodmaa + SV_DMA_MODE); -} - -static void set_dmac(struct sv_state *s, unsigned int addr, unsigned int count) -{ -#ifdef DMABYTEIO - unsigned io = s->iodmac, u; - - count >>= 1; - count--; - for (u = 4; u > 0; u--, addr >>= 8, io++) - outb(addr & 0xff, io); - for (u = 3; u > 0; u--, count >>= 8, io++) - outb(count & 0xff, io); -#else /* DMABYTEIO */ - count >>= 1; - count--; - outl(addr, s->iodmac + SV_DMA_ADDR0); - outl(count, s->iodmac + SV_DMA_COUNT0); -#endif /* DMABYTEIO */ - outb(0x14, s->iodmac + SV_DMA_MODE); -} - -static inline unsigned get_dmaa(struct sv_state *s) -{ -#ifdef DMABYTEIO - unsigned io = s->iodmaa+6, v = 0, u; - - for (u = 3; u > 0; u--, io--) { - v <<= 8; - v |= inb(io); - } - return v + 1; -#else /* DMABYTEIO */ - return (inl(s->iodmaa + SV_DMA_COUNT0) & 0xffffff) + 1; -#endif /* DMABYTEIO */ -} - -static inline unsigned get_dmac(struct sv_state *s) -{ -#ifdef DMABYTEIO - unsigned io = s->iodmac+6, v = 0, u; - - for (u = 3; u > 0; u--, io--) { - v <<= 8; - v |= inb(io); - } - return (v + 1) << 1; -#else /* DMABYTEIO */ - return ((inl(s->iodmac + SV_DMA_COUNT0) & 0xffffff) + 1) << 1; -#endif /* DMABYTEIO */ -} - -static void wrindir(struct sv_state *s, unsigned char idx, unsigned char data) -{ - outb(idx & 0x3f, s->ioenh + SV_CODEC_IADDR); - udelay(10); - outb(data, s->ioenh + SV_CODEC_IDATA); - udelay(10); -} - -static unsigned char rdindir(struct sv_state *s, unsigned char idx) -{ - unsigned char v; - - outb(idx & 0x3f, s->ioenh + SV_CODEC_IADDR); - udelay(10); - v = inb(s->ioenh + SV_CODEC_IDATA); - udelay(10); - return v; -} - -static void set_fmt(struct sv_state *s, unsigned char mask, unsigned char data) -{ - unsigned long flags; - - spin_lock_irqsave(&s->lock, flags); - outb(SV_CIDATAFMT | SV_CIADDR_MCE, s->ioenh + SV_CODEC_IADDR); - if (mask) { - s->fmt = inb(s->ioenh + SV_CODEC_IDATA); - udelay(10); - } - s->fmt = (s->fmt & mask) | data; - outb(s->fmt, s->ioenh + SV_CODEC_IDATA); - udelay(10); - outb(0, s->ioenh + SV_CODEC_IADDR); - spin_unlock_irqrestore(&s->lock, flags); - udelay(10); -} - -static void frobindir(struct sv_state *s, unsigned char idx, unsigned char mask, unsigned char data) -{ - outb(idx & 0x3f, s->ioenh + SV_CODEC_IADDR); - udelay(10); - outb((inb(s->ioenh + SV_CODEC_IDATA) & mask) ^ data, s->ioenh + SV_CODEC_IDATA); - udelay(10); -} - -#define REFFREQUENCY 24576000 -#define ADCMULT 512 -#define FULLRATE 48000 - -static unsigned setpll(struct sv_state *s, unsigned char reg, unsigned rate) -{ - unsigned long flags; - unsigned char r, m=0, n=0; - unsigned xm, xn, xr, xd, metric = ~0U; - /* the warnings about m and n used uninitialized are bogus and may safely be ignored */ - - if (rate < 625000/ADCMULT) - rate = 625000/ADCMULT; - if (rate > 150000000/ADCMULT) - rate = 150000000/ADCMULT; - /* slight violation of specs, needed for continuous sampling rates */ - for (r = 0; rate < 75000000/ADCMULT; r += 0x20, rate <<= 1); - for (xn = 3; xn < 35; xn++) - for (xm = 3; xm < 130; xm++) { - xr = REFFREQUENCY/ADCMULT * xm / xn; - xd = abs((signed)(xr - rate)); - if (xd < metric) { - metric = xd; - m = xm - 2; - n = xn - 2; - } - } - reg &= 0x3f; - spin_lock_irqsave(&s->lock, flags); - outb(reg, s->ioenh + SV_CODEC_IADDR); - udelay(10); - outb(m, s->ioenh + SV_CODEC_IDATA); - udelay(10); - outb(reg+1, s->ioenh + SV_CODEC_IADDR); - udelay(10); - outb(r | n, s->ioenh + SV_CODEC_IDATA); - spin_unlock_irqrestore(&s->lock, flags); - udelay(10); - return (REFFREQUENCY/ADCMULT * (m + 2) / (n + 2)) >> ((r >> 5) & 7); -} - -#if 0 - -static unsigned getpll(struct sv_state *s, unsigned char reg) -{ - unsigned long flags; - unsigned char m, n; - - reg &= 0x3f; - spin_lock_irqsave(&s->lock, flags); - outb(reg, s->ioenh + SV_CODEC_IADDR); - udelay(10); - m = inb(s->ioenh + SV_CODEC_IDATA); - udelay(10); - outb(reg+1, s->ioenh + SV_CODEC_IADDR); - udelay(10); - n = inb(s->ioenh + SV_CODEC_IDATA); - spin_unlock_irqrestore(&s->lock, flags); - udelay(10); - return (REFFREQUENCY/ADCMULT * (m + 2) / ((n & 0x1f) + 2)) >> ((n >> 5) & 7); -} - -#endif - -static void set_dac_rate(struct sv_state *s, unsigned rate) -{ - unsigned div; - unsigned long flags; - - if (rate > 48000) - rate = 48000; - if (rate < 4000) - rate = 4000; - div = (rate * 65536 + FULLRATE/2) / FULLRATE; - if (div > 65535) - div = 65535; - spin_lock_irqsave(&s->lock, flags); - wrindir(s, SV_CIPCMSR1, div >> 8); - wrindir(s, SV_CIPCMSR0, div); - spin_unlock_irqrestore(&s->lock, flags); - s->ratedac = (div * FULLRATE + 32768) / 65536; -} - -static void set_adc_rate(struct sv_state *s, unsigned rate) -{ - unsigned long flags; - unsigned rate1, rate2, div; - - if (rate > 48000) - rate = 48000; - if (rate < 4000) - rate = 4000; - rate1 = setpll(s, SV_CIADCPLLM, rate); - div = (48000 + rate/2) / rate; - if (div > 8) - div = 8; - rate2 = (48000 + div/2) / div; - spin_lock_irqsave(&s->lock, flags); - wrindir(s, SV_CIADCALTSR, (div-1) << 4); - if (abs((signed)(rate-rate2)) <= abs((signed)(rate-rate1))) { - wrindir(s, SV_CIADCCLKSOURCE, 0x10); - s->rateadc = rate2; - } else { - wrindir(s, SV_CIADCCLKSOURCE, 0x00); - s->rateadc = rate1; - } - spin_unlock_irqrestore(&s->lock, flags); -} - -/* --------------------------------------------------------------------- */ - -static inline void stop_adc(struct sv_state *s) -{ - unsigned long flags; - - spin_lock_irqsave(&s->lock, flags); - s->enable &= ~SV_CENABLE_RE; - wrindir(s, SV_CIENABLE, s->enable); - spin_unlock_irqrestore(&s->lock, flags); -} - -static inline void stop_dac(struct sv_state *s) -{ - unsigned long flags; - - spin_lock_irqsave(&s->lock, flags); - s->enable &= ~(SV_CENABLE_PPE | SV_CENABLE_PE); - wrindir(s, SV_CIENABLE, s->enable); - spin_unlock_irqrestore(&s->lock, flags); -} - -static void start_dac(struct sv_state *s) -{ - unsigned long flags; - - spin_lock_irqsave(&s->lock, flags); - if ((s->dma_dac.mapped || s->dma_dac.count > 0) && s->dma_dac.ready) { - s->enable = (s->enable & ~SV_CENABLE_PPE) | SV_CENABLE_PE; - wrindir(s, SV_CIENABLE, s->enable); - } - spin_unlock_irqrestore(&s->lock, flags); -} - -static void start_adc(struct sv_state *s) -{ - unsigned long flags; - - spin_lock_irqsave(&s->lock, flags); - if ((s->dma_adc.mapped || s->dma_adc.count < (signed)(s->dma_adc.dmasize - 2*s->dma_adc.fragsize)) - && s->dma_adc.ready) { - s->enable |= SV_CENABLE_RE; - wrindir(s, SV_CIENABLE, s->enable); - } - spin_unlock_irqrestore(&s->lock, flags); -} - -/* --------------------------------------------------------------------- */ - -#define DMABUF_DEFAULTORDER (17-PAGE_SHIFT) -#define DMABUF_MINORDER 1 - -static void dealloc_dmabuf(struct sv_state *s, struct dmabuf *db) -{ - struct page *page, *pend; - - if (db->rawbuf) { - /* undo marking the pages as reserved */ - pend = virt_to_page(db->rawbuf + (PAGE_SIZE << db->buforder) - 1); - for (page = virt_to_page(db->rawbuf); page <= pend; page++) - ClearPageReserved(page); - pci_free_consistent(s->dev, PAGE_SIZE << db->buforder, db->rawbuf, db->dmaaddr); - } - db->rawbuf = NULL; - db->mapped = db->ready = 0; -} - - -/* DMAA is used for playback, DMAC is used for recording */ - -static int prog_dmabuf(struct sv_state *s, unsigned rec) -{ - struct dmabuf *db = rec ? &s->dma_adc : &s->dma_dac; - unsigned rate = rec ? s->rateadc : s->ratedac; - int order; - unsigned bytepersec; - unsigned bufs; - struct page *page, *pend; - unsigned char fmt; - unsigned long flags; - - spin_lock_irqsave(&s->lock, flags); - fmt = s->fmt; - if (rec) { - s->enable &= ~SV_CENABLE_RE; - fmt >>= SV_CFMT_CSHIFT; - } else { - s->enable &= ~SV_CENABLE_PE; - fmt >>= SV_CFMT_ASHIFT; - } - wrindir(s, SV_CIENABLE, s->enable); - spin_unlock_irqrestore(&s->lock, flags); - fmt &= SV_CFMT_MASK; - db->hwptr = db->swptr = db->total_bytes = db->count = db->error = db->endcleared = 0; - if (!db->rawbuf) { - db->ready = db->mapped = 0; - for (order = DMABUF_DEFAULTORDER; order >= DMABUF_MINORDER; order--) - if ((db->rawbuf = pci_alloc_consistent(s->dev, PAGE_SIZE << order, &db->dmaaddr))) - break; - if (!db->rawbuf) - return -ENOMEM; - db->buforder = order; - if ((virt_to_bus(db->rawbuf) ^ (virt_to_bus(db->rawbuf) + (PAGE_SIZE << db->buforder) - 1)) & ~0xffff) - printk(KERN_DEBUG "sv: DMA buffer crosses 64k boundary: busaddr 0x%lx size %ld\n", - virt_to_bus(db->rawbuf), PAGE_SIZE << db->buforder); - if ((virt_to_bus(db->rawbuf) + (PAGE_SIZE << db->buforder) - 1) & ~0xffffff) - printk(KERN_DEBUG "sv: DMA buffer beyond 16MB: busaddr 0x%lx size %ld\n", - virt_to_bus(db->rawbuf), PAGE_SIZE << db->buforder); - /* now mark the pages as reserved; otherwise remap_pfn_range doesn't do what we want */ - pend = virt_to_page(db->rawbuf + (PAGE_SIZE << db->buforder) - 1); - for (page = virt_to_page(db->rawbuf); page <= pend; page++) - SetPageReserved(page); - } - bytepersec = rate << sample_shift[fmt]; - bufs = PAGE_SIZE << db->buforder; - if (db->ossfragshift) { - if ((1000 << db->ossfragshift) < bytepersec) - db->fragshift = ld2(bytepersec/1000); - else - db->fragshift = db->ossfragshift; - } else { - db->fragshift = ld2(bytepersec/100/(db->subdivision ? db->subdivision : 1)); - if (db->fragshift < 3) - db->fragshift = 3; - } - db->numfrag = bufs >> db->fragshift; - while (db->numfrag < 4 && db->fragshift > 3) { - db->fragshift--; - db->numfrag = bufs >> db->fragshift; - } - db->fragsize = 1 << db->fragshift; - if (db->ossmaxfrags >= 4 && db->ossmaxfrags < db->numfrag) - db->numfrag = db->ossmaxfrags; - db->fragsamples = db->fragsize >> sample_shift[fmt]; - db->dmasize = db->numfrag << db->fragshift; - memset(db->rawbuf, (fmt & SV_CFMT_16BIT) ? 0 : 0x80, db->dmasize); - spin_lock_irqsave(&s->lock, flags); - if (rec) { - set_dmac(s, db->dmaaddr, db->numfrag << db->fragshift); - /* program enhanced mode registers */ - wrindir(s, SV_CIDMACBASECOUNT1, (db->fragsamples-1) >> 8); - wrindir(s, SV_CIDMACBASECOUNT0, db->fragsamples-1); - } else { - set_dmaa(s, db->dmaaddr, db->numfrag << db->fragshift); - /* program enhanced mode registers */ - wrindir(s, SV_CIDMAABASECOUNT1, (db->fragsamples-1) >> 8); - wrindir(s, SV_CIDMAABASECOUNT0, db->fragsamples-1); - } - spin_unlock_irqrestore(&s->lock, flags); - db->enabled = 1; - db->ready = 1; - return 0; -} - -static inline void clear_advance(struct sv_state *s) -{ - unsigned char c = (s->fmt & (SV_CFMT_16BIT << SV_CFMT_ASHIFT)) ? 0 : 0x80; - unsigned char *buf = s->dma_dac.rawbuf; - unsigned bsize = s->dma_dac.dmasize; - unsigned bptr = s->dma_dac.swptr; - unsigned len = s->dma_dac.fragsize; - - if (bptr + len > bsize) { - unsigned x = bsize - bptr; - memset(buf + bptr, c, x); - bptr = 0; - len -= x; - } - memset(buf + bptr, c, len); -} - -/* call with spinlock held! */ -static void sv_update_ptr(struct sv_state *s) -{ - unsigned hwptr; - int diff; - - /* update ADC pointer */ - if (s->dma_adc.ready) { - hwptr = (s->dma_adc.dmasize - get_dmac(s)) % s->dma_adc.dmasize; - diff = (s->dma_adc.dmasize + hwptr - s->dma_adc.hwptr) % s->dma_adc.dmasize; - s->dma_adc.hwptr = hwptr; - s->dma_adc.total_bytes += diff; - s->dma_adc.count += diff; - if (s->dma_adc.count >= (signed)s->dma_adc.fragsize) - wake_up(&s->dma_adc.wait); - if (!s->dma_adc.mapped) { - if (s->dma_adc.count > (signed)(s->dma_adc.dmasize - ((3 * s->dma_adc.fragsize) >> 1))) { - s->enable &= ~SV_CENABLE_RE; - wrindir(s, SV_CIENABLE, s->enable); - s->dma_adc.error++; - } - } - } - /* update DAC pointer */ - if (s->dma_dac.ready) { - hwptr = (s->dma_dac.dmasize - get_dmaa(s)) % s->dma_dac.dmasize; - diff = (s->dma_dac.dmasize + hwptr - s->dma_dac.hwptr) % s->dma_dac.dmasize; - s->dma_dac.hwptr = hwptr; - s->dma_dac.total_bytes += diff; - if (s->dma_dac.mapped) { - s->dma_dac.count += diff; - if (s->dma_dac.count >= (signed)s->dma_dac.fragsize) - wake_up(&s->dma_dac.wait); - } else { - s->dma_dac.count -= diff; - if (s->dma_dac.count <= 0) { - s->enable &= ~SV_CENABLE_PE; - wrindir(s, SV_CIENABLE, s->enable); - s->dma_dac.error++; - } else if (s->dma_dac.count <= (signed)s->dma_dac.fragsize && !s->dma_dac.endcleared) { - clear_advance(s); - s->dma_dac.endcleared = 1; - } - if (s->dma_dac.count + (signed)s->dma_dac.fragsize <= (signed)s->dma_dac.dmasize) - wake_up(&s->dma_dac.wait); - } - } -} - -/* hold spinlock for the following! */ -static void sv_handle_midi(struct sv_state *s) -{ - unsigned char ch; - int wake; - - wake = 0; - while (!(inb(s->iomidi+1) & 0x80)) { - ch = inb(s->iomidi); - if (s->midi.icnt < MIDIINBUF) { - s->midi.ibuf[s->midi.iwr] = ch; - s->midi.iwr = (s->midi.iwr + 1) % MIDIINBUF; - s->midi.icnt++; - } - wake = 1; - } - if (wake) - wake_up(&s->midi.iwait); - wake = 0; - while (!(inb(s->iomidi+1) & 0x40) && s->midi.ocnt > 0) { - outb(s->midi.obuf[s->midi.ord], s->iomidi); - s->midi.ord = (s->midi.ord + 1) % MIDIOUTBUF; - s->midi.ocnt--; - if (s->midi.ocnt < MIDIOUTBUF-16) - wake = 1; - } - if (wake) - wake_up(&s->midi.owait); -} - -static irqreturn_t sv_interrupt(int irq, void *dev_id, struct pt_regs *regs) -{ - struct sv_state *s = (struct sv_state *)dev_id; - unsigned int intsrc; - - /* fastpath out, to ease interrupt sharing */ - intsrc = inb(s->ioenh + SV_CODEC_STATUS); - if (!(intsrc & (SV_CSTAT_DMAA | SV_CSTAT_DMAC | SV_CSTAT_MIDI))) - return IRQ_NONE; - spin_lock(&s->lock); - sv_update_ptr(s); - sv_handle_midi(s); - spin_unlock(&s->lock); - return IRQ_HANDLED; -} - -static void sv_midi_timer(unsigned long data) -{ - struct sv_state *s = (struct sv_state *)data; - unsigned long flags; - - spin_lock_irqsave(&s->lock, flags); - sv_handle_midi(s); - spin_unlock_irqrestore(&s->lock, flags); - s->midi.timer.expires = jiffies+1; - add_timer(&s->midi.timer); -} - -/* --------------------------------------------------------------------- */ - -static const char invalid_magic[] = KERN_CRIT "sv: invalid magic value\n"; - -#define VALIDATE_STATE(s) \ -({ \ - if (!(s) || (s)->magic != SV_MAGIC) { \ - printk(invalid_magic); \ - return -ENXIO; \ - } \ -}) - -/* --------------------------------------------------------------------- */ - -#define MT_4 1 -#define MT_5MUTE 2 -#define MT_4MUTEMONO 3 -#define MT_6MUTE 4 - -static const struct { - unsigned left:5; - unsigned right:5; - unsigned type:3; - unsigned rec:3; -} mixtable[SOUND_MIXER_NRDEVICES] = { - [SOUND_MIXER_RECLEV] = { SV_CIMIX_ADCINL, SV_CIMIX_ADCINR, MT_4, 0 }, - [SOUND_MIXER_LINE1] = { SV_CIMIX_AUX1INL, SV_CIMIX_AUX1INR, MT_5MUTE, 5 }, - [SOUND_MIXER_CD] = { SV_CIMIX_CDINL, SV_CIMIX_CDINR, MT_5MUTE, 1 }, - [SOUND_MIXER_LINE] = { SV_CIMIX_LINEINL, SV_CIMIX_LINEINR, MT_5MUTE, 4 }, - [SOUND_MIXER_MIC] = { SV_CIMIX_MICIN, SV_CIMIX_ADCINL, MT_4MUTEMONO, 6 }, - [SOUND_MIXER_SYNTH] = { SV_CIMIX_SYNTHINL, SV_CIMIX_SYNTHINR, MT_5MUTE, 2 }, - [SOUND_MIXER_LINE2] = { SV_CIMIX_AUX2INL, SV_CIMIX_AUX2INR, MT_5MUTE, 3 }, - [SOUND_MIXER_VOLUME] = { SV_CIMIX_ANALOGINL, SV_CIMIX_ANALOGINR, MT_5MUTE, 7 }, - [SOUND_MIXER_PCM] = { SV_CIMIX_PCMINL, SV_CIMIX_PCMINR, MT_6MUTE, 0 } -}; - -#ifdef OSS_DOCUMENTED_MIXER_SEMANTICS - -static int return_mixval(struct sv_state *s, unsigned i, int *arg) -{ - unsigned long flags; - unsigned char l, r, rl, rr; - - spin_lock_irqsave(&s->lock, flags); - l = rdindir(s, mixtable[i].left); - r = rdindir(s, mixtable[i].right); - spin_unlock_irqrestore(&s->lock, flags); - switch (mixtable[i].type) { - case MT_4: - r &= 0xf; - l &= 0xf; - rl = 10 + 6 * (l & 15); - rr = 10 + 6 * (r & 15); - break; - - case MT_4MUTEMONO: - rl = 55 - 3 * (l & 15); - if (r & 0x10) - rl += 45; - rr = rl; - r = l; - break; - - case MT_5MUTE: - default: - rl = 100 - 3 * (l & 31); - rr = 100 - 3 * (r & 31); - break; - - case MT_6MUTE: - rl = 100 - 3 * (l & 63) / 2; - rr = 100 - 3 * (r & 63) / 2; - break; - } - if (l & 0x80) - rl = 0; - if (r & 0x80) - rr = 0; - return put_user((rr << 8) | rl, arg); -} - -#else /* OSS_DOCUMENTED_MIXER_SEMANTICS */ - -static const unsigned char volidx[SOUND_MIXER_NRDEVICES] = -{ - [SOUND_MIXER_RECLEV] = 1, - [SOUND_MIXER_LINE1] = 2, - [SOUND_MIXER_CD] = 3, - [SOUND_MIXER_LINE] = 4, - [SOUND_MIXER_MIC] = 5, - [SOUND_MIXER_SYNTH] = 6, - [SOUND_MIXER_LINE2] = 7, - [SOUND_MIXER_VOLUME] = 8, - [SOUND_MIXER_PCM] = 9 -}; - -#endif /* OSS_DOCUMENTED_MIXER_SEMANTICS */ - -static unsigned mixer_recmask(struct sv_state *s) -{ - unsigned long flags; - int i, j; - - spin_lock_irqsave(&s->lock, flags); - j = rdindir(s, SV_CIMIX_ADCINL) >> 5; - spin_unlock_irqrestore(&s->lock, flags); - j &= 7; - for (i = 0; i < SOUND_MIXER_NRDEVICES && mixtable[i].rec != j; i++); - return 1 << i; -} - -static int mixer_ioctl(struct sv_state *s, unsigned int cmd, unsigned long arg) -{ - unsigned long flags; - int i, val; - unsigned char l, r, rl, rr; - int __user *p = (int __user *)arg; - - VALIDATE_STATE(s); - if (cmd == SOUND_MIXER_INFO) { - mixer_info info; - memset(&info, 0, sizeof(info)); - strlcpy(info.id, "SonicVibes", sizeof(info.id)); - strlcpy(info.name, "S3 SonicVibes", sizeof(info.name)); - info.modify_counter = s->mix.modcnt; - if (copy_to_user((void __user *)arg, &info, sizeof(info))) - return -EFAULT; - return 0; - } - if (cmd == SOUND_OLD_MIXER_INFO) { - _old_mixer_info info; - memset(&info, 0, sizeof(info)); - strlcpy(info.id, "SonicVibes", sizeof(info.id)); - strlcpy(info.name, "S3 SonicVibes", sizeof(info.name)); - if (copy_to_user((void __user *)arg, &info, sizeof(info))) - return -EFAULT; - return 0; - } - if (cmd == OSS_GETVERSION) - return put_user(SOUND_VERSION, p); - if (cmd == SOUND_MIXER_PRIVATE1) { /* SRS settings */ - if (get_user(val, p)) - return -EFAULT; - spin_lock_irqsave(&s->lock, flags); - if (val & 1) { - if (val & 2) { - l = 4 - ((val >> 2) & 7); - if (l & ~3) - l = 4; - r = 4 - ((val >> 5) & 7); - if (r & ~3) - r = 4; - wrindir(s, SV_CISRSSPACE, l); - wrindir(s, SV_CISRSCENTER, r); - } else - wrindir(s, SV_CISRSSPACE, 0x80); - } - l = rdindir(s, SV_CISRSSPACE); - r = rdindir(s, SV_CISRSCENTER); - spin_unlock_irqrestore(&s->lock, flags); - if (l & 0x80) - return put_user(0, p); - return put_user(((4 - (l & 7)) << 2) | ((4 - (r & 7)) << 5) | 2, p); - } - if (_IOC_TYPE(cmd) != 'M' || _SIOC_SIZE(cmd) != sizeof(int)) - return -EINVAL; - if (_SIOC_DIR(cmd) == _SIOC_READ) { - switch (_IOC_NR(cmd)) { - case SOUND_MIXER_RECSRC: /* Arg contains a bit for each recording source */ - return put_user(mixer_recmask(s), p); - - case SOUND_MIXER_DEVMASK: /* Arg contains a bit for each supported device */ - for (val = i = 0; i < SOUND_MIXER_NRDEVICES; i++) - if (mixtable[i].type) - val |= 1 << i; - return put_user(val, p); - - case SOUND_MIXER_RECMASK: /* Arg contains a bit for each supported recording source */ - for (val = i = 0; i < SOUND_MIXER_NRDEVICES; i++) - if (mixtable[i].rec) - val |= 1 << i; - return put_user(val, p); - - case SOUND_MIXER_STEREODEVS: /* Mixer channels supporting stereo */ - for (val = i = 0; i < SOUND_MIXER_NRDEVICES; i++) - if (mixtable[i].type && mixtable[i].type != MT_4MUTEMONO) - val |= 1 << i; - return put_user(val, p); - - case SOUND_MIXER_CAPS: - return put_user(SOUND_CAP_EXCL_INPUT, p); - - default: - i = _IOC_NR(cmd); - if (i >= SOUND_MIXER_NRDEVICES || !mixtable[i].type) - return -EINVAL; -#ifdef OSS_DOCUMENTED_MIXER_SEMANTICS - return return_mixval(s, i, p); -#else /* OSS_DOCUMENTED_MIXER_SEMANTICS */ - if (!volidx[i]) - return -EINVAL; - return put_user(s->mix.vol[volidx[i]-1], p); -#endif /* OSS_DOCUMENTED_MIXER_SEMANTICS */ - } - } - if (_SIOC_DIR(cmd) != (_SIOC_READ|_SIOC_WRITE)) - return -EINVAL; - s->mix.modcnt++; - switch (_IOC_NR(cmd)) { - case SOUND_MIXER_RECSRC: /* Arg contains a bit for each recording source */ - if (get_user(val, p)) - return -EFAULT; - i = hweight32(val); - if (i == 0) - return 0; /*val = mixer_recmask(s);*/ - else if (i > 1) - val &= ~mixer_recmask(s); - for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) { - if (!(val & (1 << i))) - continue; - if (mixtable[i].rec) - break; - } - if (i == SOUND_MIXER_NRDEVICES) - return 0; - spin_lock_irqsave(&s->lock, flags); - frobindir(s, SV_CIMIX_ADCINL, 0x1f, mixtable[i].rec << 5); - frobindir(s, SV_CIMIX_ADCINR, 0x1f, mixtable[i].rec << 5); - spin_unlock_irqrestore(&s->lock, flags); - return 0; - - default: - i = _IOC_NR(cmd); - if (i >= SOUND_MIXER_NRDEVICES || !mixtable[i].type) - return -EINVAL; - if (get_user(val, p)) - return -EFAULT; - l = val & 0xff; - r = (val >> 8) & 0xff; - if (mixtable[i].type == MT_4MUTEMONO) - l = (r + l) / 2; - if (l > 100) - l = 100; - if (r > 100) - r = 100; - spin_lock_irqsave(&s->lock, flags); - switch (mixtable[i].type) { - case MT_4: - if (l >= 10) - l -= 10; - if (r >= 10) - r -= 10; - frobindir(s, mixtable[i].left, 0xf0, l / 6); - frobindir(s, mixtable[i].right, 0xf0, l / 6); - break; - - case MT_4MUTEMONO: - rr = 0; - if (l < 10) - rl = 0x80; - else { - if (l >= 55) { - rr = 0x10; - l -= 45; - } - rl = (55 - l) / 3; - } - wrindir(s, mixtable[i].left, rl); - frobindir(s, mixtable[i].right, ~0x10, rr); - break; - - case MT_5MUTE: - if (l < 7) - rl = 0x80; - else - rl = (100 - l) / 3; - if (r < 7) - rr = 0x80; - else - rr = (100 - r) / 3; - wrindir(s, mixtable[i].left, rl); - wrindir(s, mixtable[i].right, rr); - break; - - case MT_6MUTE: - if (l < 6) - rl = 0x80; - else - rl = (100 - l) * 2 / 3; - if (r < 6) - rr = 0x80; - else - rr = (100 - r) * 2 / 3; - wrindir(s, mixtable[i].left, rl); - wrindir(s, mixtable[i].right, rr); - break; - } - spin_unlock_irqrestore(&s->lock, flags); -#ifdef OSS_DOCUMENTED_MIXER_SEMANTICS - return return_mixval(s, i, p); -#else /* OSS_DOCUMENTED_MIXER_SEMANTICS */ - if (!volidx[i]) - return -EINVAL; - s->mix.vol[volidx[i]-1] = val; - return put_user(s->mix.vol[volidx[i]-1], p); -#endif /* OSS_DOCUMENTED_MIXER_SEMANTICS */ - } -} - -/* --------------------------------------------------------------------- */ - -static int sv_open_mixdev(struct inode *inode, struct file *file) -{ - int minor = iminor(inode); - struct list_head *list; - struct sv_state *s; - - for (list = devs.next; ; list = list->next) { - if (list == &devs) - return -ENODEV; - s = list_entry(list, struct sv_state, devs); - if (s->dev_mixer == minor) - break; - } - VALIDATE_STATE(s); - file->private_data = s; - return nonseekable_open(inode, file); -} - -static int sv_release_mixdev(struct inode *inode, struct file *file) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - - VALIDATE_STATE(s); - return 0; -} - -static int sv_ioctl_mixdev(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) -{ - return mixer_ioctl((struct sv_state *)file->private_data, cmd, arg); -} - -static /*const*/ struct file_operations sv_mixer_fops = { - .owner = THIS_MODULE, - .llseek = no_llseek, - .ioctl = sv_ioctl_mixdev, - .open = sv_open_mixdev, - .release = sv_release_mixdev, -}; - -/* --------------------------------------------------------------------- */ - -static int drain_dac(struct sv_state *s, int nonblock) -{ - DECLARE_WAITQUEUE(wait, current); - unsigned long flags; - int count, tmo; - - if (s->dma_dac.mapped || !s->dma_dac.ready) - return 0; - add_wait_queue(&s->dma_dac.wait, &wait); - for (;;) { - __set_current_state(TASK_INTERRUPTIBLE); - spin_lock_irqsave(&s->lock, flags); - count = s->dma_dac.count; - spin_unlock_irqrestore(&s->lock, flags); - if (count <= 0) - break; - if (signal_pending(current)) - break; - if (nonblock) { - remove_wait_queue(&s->dma_dac.wait, &wait); - set_current_state(TASK_RUNNING); - return -EBUSY; - } - tmo = 3 * HZ * (count + s->dma_dac.fragsize) / 2 / s->ratedac; - tmo >>= sample_shift[(s->fmt >> SV_CFMT_ASHIFT) & SV_CFMT_MASK]; - if (!schedule_timeout(tmo + 1)) - printk(KERN_DEBUG "sv: dma timed out??\n"); - } - remove_wait_queue(&s->dma_dac.wait, &wait); - set_current_state(TASK_RUNNING); - if (signal_pending(current)) - return -ERESTARTSYS; - return 0; -} - -/* --------------------------------------------------------------------- */ - -static ssize_t sv_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - DECLARE_WAITQUEUE(wait, current); - ssize_t ret; - unsigned long flags; - unsigned swptr; - int cnt; - - VALIDATE_STATE(s); - if (s->dma_adc.mapped) - return -ENXIO; - if (!s->dma_adc.ready && (ret = prog_dmabuf(s, 1))) - return ret; - if (!access_ok(VERIFY_WRITE, buffer, count)) - return -EFAULT; - ret = 0; -#if 0 - spin_lock_irqsave(&s->lock, flags); - sv_update_ptr(s); - spin_unlock_irqrestore(&s->lock, flags); -#endif - add_wait_queue(&s->dma_adc.wait, &wait); - while (count > 0) { - spin_lock_irqsave(&s->lock, flags); - swptr = s->dma_adc.swptr; - cnt = s->dma_adc.dmasize-swptr; - if (s->dma_adc.count < cnt) - cnt = s->dma_adc.count; - if (cnt <= 0) - __set_current_state(TASK_INTERRUPTIBLE); - spin_unlock_irqrestore(&s->lock, flags); - if (cnt > count) - cnt = count; - if (cnt <= 0) { - if (s->dma_adc.enabled) - start_adc(s); - if (file->f_flags & O_NONBLOCK) { - if (!ret) - ret = -EAGAIN; - break; - } - if (!schedule_timeout(HZ)) { - printk(KERN_DEBUG "sv: read: chip lockup? dmasz %u fragsz %u count %i hwptr %u swptr %u\n", - s->dma_adc.dmasize, s->dma_adc.fragsize, s->dma_adc.count, - s->dma_adc.hwptr, s->dma_adc.swptr); - stop_adc(s); - spin_lock_irqsave(&s->lock, flags); - set_dmac(s, virt_to_bus(s->dma_adc.rawbuf), s->dma_adc.numfrag << s->dma_adc.fragshift); - /* program enhanced mode registers */ - wrindir(s, SV_CIDMACBASECOUNT1, (s->dma_adc.fragsamples-1) >> 8); - wrindir(s, SV_CIDMACBASECOUNT0, s->dma_adc.fragsamples-1); - s->dma_adc.count = s->dma_adc.hwptr = s->dma_adc.swptr = 0; - spin_unlock_irqrestore(&s->lock, flags); - } - if (signal_pending(current)) { - if (!ret) - ret = -ERESTARTSYS; - break; - } - continue; - } - if (copy_to_user(buffer, s->dma_adc.rawbuf + swptr, cnt)) { - if (!ret) - ret = -EFAULT; - break; - } - swptr = (swptr + cnt) % s->dma_adc.dmasize; - spin_lock_irqsave(&s->lock, flags); - s->dma_adc.swptr = swptr; - s->dma_adc.count -= cnt; - spin_unlock_irqrestore(&s->lock, flags); - count -= cnt; - buffer += cnt; - ret += cnt; - if (s->dma_adc.enabled) - start_adc(s); - } - remove_wait_queue(&s->dma_adc.wait, &wait); - set_current_state(TASK_RUNNING); - return ret; -} - -static ssize_t sv_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - DECLARE_WAITQUEUE(wait, current); - ssize_t ret; - unsigned long flags; - unsigned swptr; - int cnt; - - VALIDATE_STATE(s); - if (s->dma_dac.mapped) - return -ENXIO; - if (!s->dma_dac.ready && (ret = prog_dmabuf(s, 0))) - return ret; - if (!access_ok(VERIFY_READ, buffer, count)) - return -EFAULT; - ret = 0; -#if 0 - spin_lock_irqsave(&s->lock, flags); - sv_update_ptr(s); - spin_unlock_irqrestore(&s->lock, flags); -#endif - add_wait_queue(&s->dma_dac.wait, &wait); - while (count > 0) { - spin_lock_irqsave(&s->lock, flags); - if (s->dma_dac.count < 0) { - s->dma_dac.count = 0; - s->dma_dac.swptr = s->dma_dac.hwptr; - } - swptr = s->dma_dac.swptr; - cnt = s->dma_dac.dmasize-swptr; - if (s->dma_dac.count + cnt > s->dma_dac.dmasize) - cnt = s->dma_dac.dmasize - s->dma_dac.count; - if (cnt <= 0) - __set_current_state(TASK_INTERRUPTIBLE); - spin_unlock_irqrestore(&s->lock, flags); - if (cnt > count) - cnt = count; - if (cnt <= 0) { - if (s->dma_dac.enabled) - start_dac(s); - if (file->f_flags & O_NONBLOCK) { - if (!ret) - ret = -EAGAIN; - break; - } - if (!schedule_timeout(HZ)) { - printk(KERN_DEBUG "sv: write: chip lockup? dmasz %u fragsz %u count %i hwptr %u swptr %u\n", - s->dma_dac.dmasize, s->dma_dac.fragsize, s->dma_dac.count, - s->dma_dac.hwptr, s->dma_dac.swptr); - stop_dac(s); - spin_lock_irqsave(&s->lock, flags); - set_dmaa(s, virt_to_bus(s->dma_dac.rawbuf), s->dma_dac.numfrag << s->dma_dac.fragshift); - /* program enhanced mode registers */ - wrindir(s, SV_CIDMAABASECOUNT1, (s->dma_dac.fragsamples-1) >> 8); - wrindir(s, SV_CIDMAABASECOUNT0, s->dma_dac.fragsamples-1); - s->dma_dac.count = s->dma_dac.hwptr = s->dma_dac.swptr = 0; - spin_unlock_irqrestore(&s->lock, flags); - } - if (signal_pending(current)) { - if (!ret) - ret = -ERESTARTSYS; - break; - } - continue; - } - if (copy_from_user(s->dma_dac.rawbuf + swptr, buffer, cnt)) { - if (!ret) - ret = -EFAULT; - break; - } - swptr = (swptr + cnt) % s->dma_dac.dmasize; - spin_lock_irqsave(&s->lock, flags); - s->dma_dac.swptr = swptr; - s->dma_dac.count += cnt; - s->dma_dac.endcleared = 0; - spin_unlock_irqrestore(&s->lock, flags); - count -= cnt; - buffer += cnt; - ret += cnt; - if (s->dma_dac.enabled) - start_dac(s); - } - remove_wait_queue(&s->dma_dac.wait, &wait); - set_current_state(TASK_RUNNING); - return ret; -} - -/* No kernel lock - we have our own spinlock */ -static unsigned int sv_poll(struct file *file, struct poll_table_struct *wait) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - unsigned long flags; - unsigned int mask = 0; - - VALIDATE_STATE(s); - if (file->f_mode & FMODE_WRITE) { - if (!s->dma_dac.ready && prog_dmabuf(s, 1)) - return 0; - poll_wait(file, &s->dma_dac.wait, wait); - } - if (file->f_mode & FMODE_READ) { - if (!s->dma_adc.ready && prog_dmabuf(s, 0)) - return 0; - poll_wait(file, &s->dma_adc.wait, wait); - } - spin_lock_irqsave(&s->lock, flags); - sv_update_ptr(s); - if (file->f_mode & FMODE_READ) { - if (s->dma_adc.count >= (signed)s->dma_adc.fragsize) - mask |= POLLIN | POLLRDNORM; - } - if (file->f_mode & FMODE_WRITE) { - if (s->dma_dac.mapped) { - if (s->dma_dac.count >= (signed)s->dma_dac.fragsize) - mask |= POLLOUT | POLLWRNORM; - } else { - if ((signed)s->dma_dac.dmasize >= s->dma_dac.count + (signed)s->dma_dac.fragsize) - mask |= POLLOUT | POLLWRNORM; - } - } - spin_unlock_irqrestore(&s->lock, flags); - return mask; -} - -static int sv_mmap(struct file *file, struct vm_area_struct *vma) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - struct dmabuf *db; - int ret = -EINVAL; - unsigned long size; - - VALIDATE_STATE(s); - lock_kernel(); - if (vma->vm_flags & VM_WRITE) { - if ((ret = prog_dmabuf(s, 1)) != 0) - goto out; - db = &s->dma_dac; - } else if (vma->vm_flags & VM_READ) { - if ((ret = prog_dmabuf(s, 0)) != 0) - goto out; - db = &s->dma_adc; - } else - goto out; - ret = -EINVAL; - if (vma->vm_pgoff != 0) - goto out; - size = vma->vm_end - vma->vm_start; - if (size > (PAGE_SIZE << db->buforder)) - goto out; - ret = -EAGAIN; - if (remap_pfn_range(vma, vma->vm_start, - virt_to_phys(db->rawbuf) >> PAGE_SHIFT, - size, vma->vm_page_prot)) - goto out; - db->mapped = 1; - ret = 0; -out: - unlock_kernel(); - return ret; -} - -static int sv_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - unsigned long flags; - audio_buf_info abinfo; - count_info cinfo; - int count; - int val, mapped, ret; - unsigned char fmtm, fmtd; - void __user *argp = (void __user *)arg; - int __user *p = argp; - - VALIDATE_STATE(s); - mapped = ((file->f_mode & FMODE_WRITE) && s->dma_dac.mapped) || - ((file->f_mode & FMODE_READ) && s->dma_adc.mapped); - switch (cmd) { - case OSS_GETVERSION: - return put_user(SOUND_VERSION, p); - - case SNDCTL_DSP_SYNC: - if (file->f_mode & FMODE_WRITE) - return drain_dac(s, 0/*file->f_flags & O_NONBLOCK*/); - return 0; - - case SNDCTL_DSP_SETDUPLEX: - return 0; - - case SNDCTL_DSP_GETCAPS: - return put_user(DSP_CAP_DUPLEX | DSP_CAP_REALTIME | DSP_CAP_TRIGGER | DSP_CAP_MMAP, p); - - case SNDCTL_DSP_RESET: - if (file->f_mode & FMODE_WRITE) { - stop_dac(s); - synchronize_irq(s->irq); - s->dma_dac.swptr = s->dma_dac.hwptr = s->dma_dac.count = s->dma_dac.total_bytes = 0; - } - if (file->f_mode & FMODE_READ) { - stop_adc(s); - synchronize_irq(s->irq); - s->dma_adc.swptr = s->dma_adc.hwptr = s->dma_adc.count = s->dma_adc.total_bytes = 0; - } - return 0; - - case SNDCTL_DSP_SPEED: - if (get_user(val, p)) - return -EFAULT; - if (val >= 0) { - if (file->f_mode & FMODE_READ) { - stop_adc(s); - s->dma_adc.ready = 0; - set_adc_rate(s, val); - } - if (file->f_mode & FMODE_WRITE) { - stop_dac(s); - s->dma_dac.ready = 0; - set_dac_rate(s, val); - } - } - return put_user((file->f_mode & FMODE_READ) ? s->rateadc : s->ratedac, p); - - case SNDCTL_DSP_STEREO: - if (get_user(val, p)) - return -EFAULT; - fmtd = 0; - fmtm = ~0; - if (file->f_mode & FMODE_READ) { - stop_adc(s); - s->dma_adc.ready = 0; - if (val) - fmtd |= SV_CFMT_STEREO << SV_CFMT_CSHIFT; - else - fmtm &= ~(SV_CFMT_STEREO << SV_CFMT_CSHIFT); - } - if (file->f_mode & FMODE_WRITE) { - stop_dac(s); - s->dma_dac.ready = 0; - if (val) - fmtd |= SV_CFMT_STEREO << SV_CFMT_ASHIFT; - else - fmtm &= ~(SV_CFMT_STEREO << SV_CFMT_ASHIFT); - } - set_fmt(s, fmtm, fmtd); - return 0; - - case SNDCTL_DSP_CHANNELS: - if (get_user(val, p)) - return -EFAULT; - if (val != 0) { - fmtd = 0; - fmtm = ~0; - if (file->f_mode & FMODE_READ) { - stop_adc(s); - s->dma_adc.ready = 0; - if (val >= 2) - fmtd |= SV_CFMT_STEREO << SV_CFMT_CSHIFT; - else - fmtm &= ~(SV_CFMT_STEREO << SV_CFMT_CSHIFT); - } - if (file->f_mode & FMODE_WRITE) { - stop_dac(s); - s->dma_dac.ready = 0; - if (val >= 2) - fmtd |= SV_CFMT_STEREO << SV_CFMT_ASHIFT; - else - fmtm &= ~(SV_CFMT_STEREO << SV_CFMT_ASHIFT); - } - set_fmt(s, fmtm, fmtd); - } - return put_user((s->fmt & ((file->f_mode & FMODE_READ) ? (SV_CFMT_STEREO << SV_CFMT_CSHIFT) - : (SV_CFMT_STEREO << SV_CFMT_ASHIFT))) ? 2 : 1, p); - - case SNDCTL_DSP_GETFMTS: /* Returns a mask */ - return put_user(AFMT_S16_LE|AFMT_U8, p); - - case SNDCTL_DSP_SETFMT: /* Selects ONE fmt*/ - if (get_user(val, p)) - return -EFAULT; - if (val != AFMT_QUERY) { - fmtd = 0; - fmtm = ~0; - if (file->f_mode & FMODE_READ) { - stop_adc(s); - s->dma_adc.ready = 0; - if (val == AFMT_S16_LE) - fmtd |= SV_CFMT_16BIT << SV_CFMT_CSHIFT; - else - fmtm &= ~(SV_CFMT_16BIT << SV_CFMT_CSHIFT); - } - if (file->f_mode & FMODE_WRITE) { - stop_dac(s); - s->dma_dac.ready = 0; - if (val == AFMT_S16_LE) - fmtd |= SV_CFMT_16BIT << SV_CFMT_ASHIFT; - else - fmtm &= ~(SV_CFMT_16BIT << SV_CFMT_ASHIFT); - } - set_fmt(s, fmtm, fmtd); - } - return put_user((s->fmt & ((file->f_mode & FMODE_READ) ? (SV_CFMT_16BIT << SV_CFMT_CSHIFT) - : (SV_CFMT_16BIT << SV_CFMT_ASHIFT))) ? AFMT_S16_LE : AFMT_U8, p); - - case SNDCTL_DSP_POST: - return 0; - - case SNDCTL_DSP_GETTRIGGER: - val = 0; - if (file->f_mode & FMODE_READ && s->enable & SV_CENABLE_RE) - val |= PCM_ENABLE_INPUT; - if (file->f_mode & FMODE_WRITE && s->enable & SV_CENABLE_PE) - val |= PCM_ENABLE_OUTPUT; - return put_user(val, p); - - case SNDCTL_DSP_SETTRIGGER: - if (get_user(val, p)) - return -EFAULT; - if (file->f_mode & FMODE_READ) { - if (val & PCM_ENABLE_INPUT) { - if (!s->dma_adc.ready && (ret = prog_dmabuf(s, 1))) - return ret; - s->dma_adc.enabled = 1; - start_adc(s); - } else { - s->dma_adc.enabled = 0; - stop_adc(s); - } - } - if (file->f_mode & FMODE_WRITE) { - if (val & PCM_ENABLE_OUTPUT) { - if (!s->dma_dac.ready && (ret = prog_dmabuf(s, 0))) - return ret; - s->dma_dac.enabled = 1; - start_dac(s); - } else { - s->dma_dac.enabled = 0; - stop_dac(s); - } - } - return 0; - - case SNDCTL_DSP_GETOSPACE: - if (!(file->f_mode & FMODE_WRITE)) - return -EINVAL; - if (!s->dma_dac.ready && (val = prog_dmabuf(s, 0)) != 0) - return val; - spin_lock_irqsave(&s->lock, flags); - sv_update_ptr(s); - abinfo.fragsize = s->dma_dac.fragsize; - count = s->dma_dac.count; - if (count < 0) - count = 0; - abinfo.bytes = s->dma_dac.dmasize - count; - abinfo.fragstotal = s->dma_dac.numfrag; - abinfo.fragments = abinfo.bytes >> s->dma_dac.fragshift; - spin_unlock_irqrestore(&s->lock, flags); - return copy_to_user(argp, &abinfo, sizeof(abinfo)) ? -EFAULT : 0; - - case SNDCTL_DSP_GETISPACE: - if (!(file->f_mode & FMODE_READ)) - return -EINVAL; - if (!s->dma_adc.ready && (val = prog_dmabuf(s, 1)) != 0) - return val; - spin_lock_irqsave(&s->lock, flags); - sv_update_ptr(s); - abinfo.fragsize = s->dma_adc.fragsize; - count = s->dma_adc.count; - if (count < 0) - count = 0; - abinfo.bytes = count; - abinfo.fragstotal = s->dma_adc.numfrag; - abinfo.fragments = abinfo.bytes >> s->dma_adc.fragshift; - spin_unlock_irqrestore(&s->lock, flags); - return copy_to_user(argp, &abinfo, sizeof(abinfo)) ? -EFAULT : 0; - - case SNDCTL_DSP_NONBLOCK: - file->f_flags |= O_NONBLOCK; - return 0; - - case SNDCTL_DSP_GETODELAY: - if (!(file->f_mode & FMODE_WRITE)) - return -EINVAL; - if (!s->dma_dac.ready && (val = prog_dmabuf(s, 0)) != 0) - return val; - spin_lock_irqsave(&s->lock, flags); - sv_update_ptr(s); - count = s->dma_dac.count; - spin_unlock_irqrestore(&s->lock, flags); - if (count < 0) - count = 0; - return put_user(count, p); - - case SNDCTL_DSP_GETIPTR: - if (!(file->f_mode & FMODE_READ)) - return -EINVAL; - if (!s->dma_adc.ready && (val = prog_dmabuf(s, 1)) != 0) - return val; - spin_lock_irqsave(&s->lock, flags); - sv_update_ptr(s); - cinfo.bytes = s->dma_adc.total_bytes; - count = s->dma_adc.count; - if (count < 0) - count = 0; - cinfo.blocks = count >> s->dma_adc.fragshift; - cinfo.ptr = s->dma_adc.hwptr; - if (s->dma_adc.mapped) - s->dma_adc.count &= s->dma_adc.fragsize-1; - spin_unlock_irqrestore(&s->lock, flags); - if (copy_to_user(argp, &cinfo, sizeof(cinfo))) - return -EFAULT; - return 0; - - case SNDCTL_DSP_GETOPTR: - if (!(file->f_mode & FMODE_WRITE)) - return -EINVAL; - if (!s->dma_dac.ready && (val = prog_dmabuf(s, 0)) != 0) - return val; - spin_lock_irqsave(&s->lock, flags); - sv_update_ptr(s); - cinfo.bytes = s->dma_dac.total_bytes; - count = s->dma_dac.count; - if (count < 0) - count = 0; - cinfo.blocks = count >> s->dma_dac.fragshift; - cinfo.ptr = s->dma_dac.hwptr; - if (s->dma_dac.mapped) - s->dma_dac.count &= s->dma_dac.fragsize-1; - spin_unlock_irqrestore(&s->lock, flags); - if (copy_to_user(argp, &cinfo, sizeof(cinfo))) - return -EFAULT; - return 0; - - case SNDCTL_DSP_GETBLKSIZE: - if (file->f_mode & FMODE_WRITE) { - if ((val = prog_dmabuf(s, 0))) - return val; - return put_user(s->dma_dac.fragsize, p); - } - if ((val = prog_dmabuf(s, 1))) - return val; - return put_user(s->dma_adc.fragsize, p); - - case SNDCTL_DSP_SETFRAGMENT: - if (get_user(val, p)) - return -EFAULT; - if (file->f_mode & FMODE_READ) { - s->dma_adc.ossfragshift = val & 0xffff; - s->dma_adc.ossmaxfrags = (val >> 16) & 0xffff; - if (s->dma_adc.ossfragshift < 4) - s->dma_adc.ossfragshift = 4; - if (s->dma_adc.ossfragshift > 15) - s->dma_adc.ossfragshift = 15; - if (s->dma_adc.ossmaxfrags < 4) - s->dma_adc.ossmaxfrags = 4; - } - if (file->f_mode & FMODE_WRITE) { - s->dma_dac.ossfragshift = val & 0xffff; - s->dma_dac.ossmaxfrags = (val >> 16) & 0xffff; - if (s->dma_dac.ossfragshift < 4) - s->dma_dac.ossfragshift = 4; - if (s->dma_dac.ossfragshift > 15) - s->dma_dac.ossfragshift = 15; - if (s->dma_dac.ossmaxfrags < 4) - s->dma_dac.ossmaxfrags = 4; - } - return 0; - - case SNDCTL_DSP_SUBDIVIDE: - if ((file->f_mode & FMODE_READ && s->dma_adc.subdivision) || - (file->f_mode & FMODE_WRITE && s->dma_dac.subdivision)) - return -EINVAL; - if (get_user(val, p)) - return -EFAULT; - if (val != 1 && val != 2 && val != 4) - return -EINVAL; - if (file->f_mode & FMODE_READ) - s->dma_adc.subdivision = val; - if (file->f_mode & FMODE_WRITE) - s->dma_dac.subdivision = val; - return 0; - - case SOUND_PCM_READ_RATE: - return put_user((file->f_mode & FMODE_READ) ? s->rateadc : s->ratedac, p); - - case SOUND_PCM_READ_CHANNELS: - return put_user((s->fmt & ((file->f_mode & FMODE_READ) ? (SV_CFMT_STEREO << SV_CFMT_CSHIFT) - : (SV_CFMT_STEREO << SV_CFMT_ASHIFT))) ? 2 : 1, p); - - case SOUND_PCM_READ_BITS: - return put_user((s->fmt & ((file->f_mode & FMODE_READ) ? (SV_CFMT_16BIT << SV_CFMT_CSHIFT) - : (SV_CFMT_16BIT << SV_CFMT_ASHIFT))) ? 16 : 8, p); - - case SOUND_PCM_WRITE_FILTER: - case SNDCTL_DSP_SETSYNCRO: - case SOUND_PCM_READ_FILTER: - return -EINVAL; - - } - return mixer_ioctl(s, cmd, arg); -} - -static int sv_open(struct inode *inode, struct file *file) -{ - int minor = iminor(inode); - DECLARE_WAITQUEUE(wait, current); - unsigned char fmtm = ~0, fmts = 0; - struct list_head *list; - struct sv_state *s; - - for (list = devs.next; ; list = list->next) { - if (list == &devs) - return -ENODEV; - s = list_entry(list, struct sv_state, devs); - if (!((s->dev_audio ^ minor) & ~0xf)) - break; - } - VALIDATE_STATE(s); - file->private_data = s; - /* wait for device to become free */ - mutex_lock(&s->open_mutex); - while (s->open_mode & file->f_mode) { - if (file->f_flags & O_NONBLOCK) { - mutex_unlock(&s->open_mutex); - return -EBUSY; - } - add_wait_queue(&s->open_wait, &wait); - __set_current_state(TASK_INTERRUPTIBLE); - mutex_unlock(&s->open_mutex); - schedule(); - remove_wait_queue(&s->open_wait, &wait); - set_current_state(TASK_RUNNING); - if (signal_pending(current)) - return -ERESTARTSYS; - mutex_lock(&s->open_mutex); - } - if (file->f_mode & FMODE_READ) { - fmtm &= ~((SV_CFMT_STEREO | SV_CFMT_16BIT) << SV_CFMT_CSHIFT); - if ((minor & 0xf) == SND_DEV_DSP16) - fmts |= SV_CFMT_16BIT << SV_CFMT_CSHIFT; - s->dma_adc.ossfragshift = s->dma_adc.ossmaxfrags = s->dma_adc.subdivision = 0; - s->dma_adc.enabled = 1; - set_adc_rate(s, 8000); - } - if (file->f_mode & FMODE_WRITE) { - fmtm &= ~((SV_CFMT_STEREO | SV_CFMT_16BIT) << SV_CFMT_ASHIFT); - if ((minor & 0xf) == SND_DEV_DSP16) - fmts |= SV_CFMT_16BIT << SV_CFMT_ASHIFT; - s->dma_dac.ossfragshift = s->dma_dac.ossmaxfrags = s->dma_dac.subdivision = 0; - s->dma_dac.enabled = 1; - set_dac_rate(s, 8000); - } - set_fmt(s, fmtm, fmts); - s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE); - mutex_unlock(&s->open_mutex); - return nonseekable_open(inode, file); -} - -static int sv_release(struct inode *inode, struct file *file) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - - VALIDATE_STATE(s); - lock_kernel(); - if (file->f_mode & FMODE_WRITE) - drain_dac(s, file->f_flags & O_NONBLOCK); - mutex_lock(&s->open_mutex); - if (file->f_mode & FMODE_WRITE) { - stop_dac(s); - dealloc_dmabuf(s, &s->dma_dac); - } - if (file->f_mode & FMODE_READ) { - stop_adc(s); - dealloc_dmabuf(s, &s->dma_adc); - } - s->open_mode &= ~(file->f_mode & (FMODE_READ|FMODE_WRITE)); - wake_up(&s->open_wait); - mutex_unlock(&s->open_mutex); - unlock_kernel(); - return 0; -} - -static /*const*/ struct file_operations sv_audio_fops = { - .owner = THIS_MODULE, - .llseek = no_llseek, - .read = sv_read, - .write = sv_write, - .poll = sv_poll, - .ioctl = sv_ioctl, - .mmap = sv_mmap, - .open = sv_open, - .release = sv_release, -}; - -/* --------------------------------------------------------------------- */ - -static ssize_t sv_midi_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - DECLARE_WAITQUEUE(wait, current); - ssize_t ret; - unsigned long flags; - unsigned ptr; - int cnt; - - VALIDATE_STATE(s); - if (!access_ok(VERIFY_WRITE, buffer, count)) - return -EFAULT; - if (count == 0) - return 0; - ret = 0; - add_wait_queue(&s->midi.iwait, &wait); - while (count > 0) { - spin_lock_irqsave(&s->lock, flags); - ptr = s->midi.ird; - cnt = MIDIINBUF - ptr; - if (s->midi.icnt < cnt) - cnt = s->midi.icnt; - if (cnt <= 0) - __set_current_state(TASK_INTERRUPTIBLE); - spin_unlock_irqrestore(&s->lock, flags); - if (cnt > count) - cnt = count; - if (cnt <= 0) { - if (file->f_flags & O_NONBLOCK) { - if (!ret) - ret = -EAGAIN; - break; - } - schedule(); - if (signal_pending(current)) { - if (!ret) - ret = -ERESTARTSYS; - break; - } - continue; - } - if (copy_to_user(buffer, s->midi.ibuf + ptr, cnt)) { - if (!ret) - ret = -EFAULT; - break; - } - ptr = (ptr + cnt) % MIDIINBUF; - spin_lock_irqsave(&s->lock, flags); - s->midi.ird = ptr; - s->midi.icnt -= cnt; - spin_unlock_irqrestore(&s->lock, flags); - count -= cnt; - buffer += cnt; - ret += cnt; - break; - } - __set_current_state(TASK_RUNNING); - remove_wait_queue(&s->midi.iwait, &wait); - return ret; -} - -static ssize_t sv_midi_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - DECLARE_WAITQUEUE(wait, current); - ssize_t ret; - unsigned long flags; - unsigned ptr; - int cnt; - - VALIDATE_STATE(s); - if (!access_ok(VERIFY_READ, buffer, count)) - return -EFAULT; - if (count == 0) - return 0; - ret = 0; - add_wait_queue(&s->midi.owait, &wait); - while (count > 0) { - spin_lock_irqsave(&s->lock, flags); - ptr = s->midi.owr; - cnt = MIDIOUTBUF - ptr; - if (s->midi.ocnt + cnt > MIDIOUTBUF) - cnt = MIDIOUTBUF - s->midi.ocnt; - if (cnt <= 0) { - __set_current_state(TASK_INTERRUPTIBLE); - sv_handle_midi(s); - } - spin_unlock_irqrestore(&s->lock, flags); - if (cnt > count) - cnt = count; - if (cnt <= 0) { - if (file->f_flags & O_NONBLOCK) { - if (!ret) - ret = -EAGAIN; - break; - } - schedule(); - if (signal_pending(current)) { - if (!ret) - ret = -ERESTARTSYS; - break; - } - continue; - } - if (copy_from_user(s->midi.obuf + ptr, buffer, cnt)) { - if (!ret) - ret = -EFAULT; - break; - } - ptr = (ptr + cnt) % MIDIOUTBUF; - spin_lock_irqsave(&s->lock, flags); - s->midi.owr = ptr; - s->midi.ocnt += cnt; - spin_unlock_irqrestore(&s->lock, flags); - count -= cnt; - buffer += cnt; - ret += cnt; - spin_lock_irqsave(&s->lock, flags); - sv_handle_midi(s); - spin_unlock_irqrestore(&s->lock, flags); - } - __set_current_state(TASK_RUNNING); - remove_wait_queue(&s->midi.owait, &wait); - return ret; -} - -/* No kernel lock - we have our own spinlock */ -static unsigned int sv_midi_poll(struct file *file, struct poll_table_struct *wait) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - unsigned long flags; - unsigned int mask = 0; - - VALIDATE_STATE(s); - if (file->f_mode & FMODE_WRITE) - poll_wait(file, &s->midi.owait, wait); - if (file->f_mode & FMODE_READ) - poll_wait(file, &s->midi.iwait, wait); - spin_lock_irqsave(&s->lock, flags); - if (file->f_mode & FMODE_READ) { - if (s->midi.icnt > 0) - mask |= POLLIN | POLLRDNORM; - } - if (file->f_mode & FMODE_WRITE) { - if (s->midi.ocnt < MIDIOUTBUF) - mask |= POLLOUT | POLLWRNORM; - } - spin_unlock_irqrestore(&s->lock, flags); - return mask; -} - -static int sv_midi_open(struct inode *inode, struct file *file) -{ - int minor = iminor(inode); - DECLARE_WAITQUEUE(wait, current); - unsigned long flags; - struct list_head *list; - struct sv_state *s; - - for (list = devs.next; ; list = list->next) { - if (list == &devs) - return -ENODEV; - s = list_entry(list, struct sv_state, devs); - if (s->dev_midi == minor) - break; - } - VALIDATE_STATE(s); - file->private_data = s; - /* wait for device to become free */ - mutex_lock(&s->open_mutex); - while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) { - if (file->f_flags & O_NONBLOCK) { - mutex_unlock(&s->open_mutex); - return -EBUSY; - } - add_wait_queue(&s->open_wait, &wait); - __set_current_state(TASK_INTERRUPTIBLE); - mutex_unlock(&s->open_mutex); - schedule(); - remove_wait_queue(&s->open_wait, &wait); - set_current_state(TASK_RUNNING); - if (signal_pending(current)) - return -ERESTARTSYS; - mutex_lock(&s->open_mutex); - } - spin_lock_irqsave(&s->lock, flags); - if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) { - s->midi.ird = s->midi.iwr = s->midi.icnt = 0; - s->midi.ord = s->midi.owr = s->midi.ocnt = 0; - //outb(inb(s->ioenh + SV_CODEC_CONTROL) | SV_CCTRL_WAVETABLE, s->ioenh + SV_CODEC_CONTROL); - outb(inb(s->ioenh + SV_CODEC_INTMASK) | SV_CINTMASK_MIDI, s->ioenh + SV_CODEC_INTMASK); - wrindir(s, SV_CIUARTCONTROL, 5); /* output MIDI data to external and internal synth */ - wrindir(s, SV_CIWAVETABLESRC, 1); /* Wavetable in PC RAM */ - outb(0xff, s->iomidi+1); /* reset command */ - outb(0x3f, s->iomidi+1); /* uart command */ - if (!(inb(s->iomidi+1) & 0x80)) - inb(s->iomidi); - s->midi.ird = s->midi.iwr = s->midi.icnt = 0; - init_timer(&s->midi.timer); - s->midi.timer.expires = jiffies+1; - s->midi.timer.data = (unsigned long)s; - s->midi.timer.function = sv_midi_timer; - add_timer(&s->midi.timer); - } - if (file->f_mode & FMODE_READ) { - s->midi.ird = s->midi.iwr = s->midi.icnt = 0; - } - if (file->f_mode & FMODE_WRITE) { - s->midi.ord = s->midi.owr = s->midi.ocnt = 0; - } - spin_unlock_irqrestore(&s->lock, flags); - s->open_mode |= (file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ | FMODE_MIDI_WRITE); - mutex_unlock(&s->open_mutex); - return nonseekable_open(inode, file); -} - -static int sv_midi_release(struct inode *inode, struct file *file) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - DECLARE_WAITQUEUE(wait, current); - unsigned long flags; - unsigned count, tmo; - - VALIDATE_STATE(s); - - lock_kernel(); - if (file->f_mode & FMODE_WRITE) { - add_wait_queue(&s->midi.owait, &wait); - for (;;) { - __set_current_state(TASK_INTERRUPTIBLE); - spin_lock_irqsave(&s->lock, flags); - count = s->midi.ocnt; - spin_unlock_irqrestore(&s->lock, flags); - if (count <= 0) - break; - if (signal_pending(current)) - break; - if (file->f_flags & O_NONBLOCK) { - remove_wait_queue(&s->midi.owait, &wait); - set_current_state(TASK_RUNNING); - unlock_kernel(); - return -EBUSY; - } - tmo = (count * HZ) / 3100; - if (!schedule_timeout(tmo ? : 1) && tmo) - printk(KERN_DEBUG "sv: midi timed out??\n"); - } - remove_wait_queue(&s->midi.owait, &wait); - set_current_state(TASK_RUNNING); - } - mutex_lock(&s->open_mutex); - s->open_mode &= ~((file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ|FMODE_MIDI_WRITE)); - spin_lock_irqsave(&s->lock, flags); - if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) { - outb(inb(s->ioenh + SV_CODEC_INTMASK) & ~SV_CINTMASK_MIDI, s->ioenh + SV_CODEC_INTMASK); - del_timer(&s->midi.timer); - } - spin_unlock_irqrestore(&s->lock, flags); - wake_up(&s->open_wait); - mutex_unlock(&s->open_mutex); - unlock_kernel(); - return 0; -} - -static /*const*/ struct file_operations sv_midi_fops = { - .owner = THIS_MODULE, - .llseek = no_llseek, - .read = sv_midi_read, - .write = sv_midi_write, - .poll = sv_midi_poll, - .open = sv_midi_open, - .release = sv_midi_release, -}; - -/* --------------------------------------------------------------------- */ - -static int sv_dmfm_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) -{ - static const unsigned char op_offset[18] = { - 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, - 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, - 0x10, 0x11, 0x12, 0x13, 0x14, 0x15 - }; - struct sv_state *s = (struct sv_state *)file->private_data; - struct dm_fm_voice v; - struct dm_fm_note n; - struct dm_fm_params p; - unsigned int io; - unsigned int regb; - - switch (cmd) { - case FM_IOCTL_RESET: - for (regb = 0xb0; regb < 0xb9; regb++) { - outb(regb, s->iosynth); - outb(0, s->iosynth+1); - outb(regb, s->iosynth+2); - outb(0, s->iosynth+3); - } - return 0; - - case FM_IOCTL_PLAY_NOTE: - if (copy_from_user(&n, (void __user *)arg, sizeof(n))) - return -EFAULT; - if (n.voice >= 18) - return -EINVAL; - if (n.voice >= 9) { - regb = n.voice - 9; - io = s->iosynth+2; - } else { - regb = n.voice; - io = s->iosynth; - } - outb(0xa0 + regb, io); - outb(n.fnum & 0xff, io+1); - outb(0xb0 + regb, io); - outb(((n.fnum >> 8) & 3) | ((n.octave & 7) << 2) | ((n.key_on & 1) << 5), io+1); - return 0; - - case FM_IOCTL_SET_VOICE: - if (copy_from_user(&v, (void __user *)arg, sizeof(v))) - return -EFAULT; - if (v.voice >= 18) - return -EINVAL; - regb = op_offset[v.voice]; - io = s->iosynth + ((v.op & 1) << 1); - outb(0x20 + regb, io); - outb(((v.am & 1) << 7) | ((v.vibrato & 1) << 6) | ((v.do_sustain & 1) << 5) | - ((v.kbd_scale & 1) << 4) | (v.harmonic & 0xf), io+1); - outb(0x40 + regb, io); - outb(((v.scale_level & 0x3) << 6) | (v.volume & 0x3f), io+1); - outb(0x60 + regb, io); - outb(((v.attack & 0xf) << 4) | (v.decay & 0xf), io+1); - outb(0x80 + regb, io); - outb(((v.sustain & 0xf) << 4) | (v.release & 0xf), io+1); - outb(0xe0 + regb, io); - outb(v.waveform & 0x7, io+1); - if (n.voice >= 9) { - regb = n.voice - 9; - io = s->iosynth+2; - } else { - regb = n.voice; - io = s->iosynth; - } - outb(0xc0 + regb, io); - outb(((v.right & 1) << 5) | ((v.left & 1) << 4) | ((v.feedback & 7) << 1) | - (v.connection & 1), io+1); - return 0; - - case FM_IOCTL_SET_PARAMS: - if (copy_from_user(&p, (void *__user )arg, sizeof(p))) - return -EFAULT; - outb(0x08, s->iosynth); - outb((p.kbd_split & 1) << 6, s->iosynth+1); - outb(0xbd, s->iosynth); - outb(((p.am_depth & 1) << 7) | ((p.vib_depth & 1) << 6) | ((p.rhythm & 1) << 5) | ((p.bass & 1) << 4) | - ((p.snare & 1) << 3) | ((p.tomtom & 1) << 2) | ((p.cymbal & 1) << 1) | (p.hihat & 1), s->iosynth+1); - return 0; - - case FM_IOCTL_SET_OPL: - outb(4, s->iosynth+2); - outb(arg, s->iosynth+3); - return 0; - - case FM_IOCTL_SET_MODE: - outb(5, s->iosynth+2); - outb(arg & 1, s->iosynth+3); - return 0; - - default: - return -EINVAL; - } -} - -static int sv_dmfm_open(struct inode *inode, struct file *file) -{ - int minor = iminor(inode); - DECLARE_WAITQUEUE(wait, current); - struct list_head *list; - struct sv_state *s; - - for (list = devs.next; ; list = list->next) { - if (list == &devs) - return -ENODEV; - s = list_entry(list, struct sv_state, devs); - if (s->dev_dmfm == minor) - break; - } - VALIDATE_STATE(s); - file->private_data = s; - /* wait for device to become free */ - mutex_lock(&s->open_mutex); - while (s->open_mode & FMODE_DMFM) { - if (file->f_flags & O_NONBLOCK) { - mutex_unlock(&s->open_mutex); - return -EBUSY; - } - add_wait_queue(&s->open_wait, &wait); - __set_current_state(TASK_INTERRUPTIBLE); - mutex_unlock(&s->open_mutex); - schedule(); - remove_wait_queue(&s->open_wait, &wait); - set_current_state(TASK_RUNNING); - if (signal_pending(current)) - return -ERESTARTSYS; - mutex_lock(&s->open_mutex); - } - /* init the stuff */ - outb(1, s->iosynth); - outb(0x20, s->iosynth+1); /* enable waveforms */ - outb(4, s->iosynth+2); - outb(0, s->iosynth+3); /* no 4op enabled */ - outb(5, s->iosynth+2); - outb(1, s->iosynth+3); /* enable OPL3 */ - s->open_mode |= FMODE_DMFM; - mutex_unlock(&s->open_mutex); - return nonseekable_open(inode, file); -} - -static int sv_dmfm_release(struct inode *inode, struct file *file) -{ - struct sv_state *s = (struct sv_state *)file->private_data; - unsigned int regb; - - VALIDATE_STATE(s); - lock_kernel(); - mutex_lock(&s->open_mutex); - s->open_mode &= ~FMODE_DMFM; - for (regb = 0xb0; regb < 0xb9; regb++) { - outb(regb, s->iosynth); - outb(0, s->iosynth+1); - outb(regb, s->iosynth+2); - outb(0, s->iosynth+3); - } - wake_up(&s->open_wait); - mutex_unlock(&s->open_mutex); - unlock_kernel(); - return 0; -} - -static /*const*/ struct file_operations sv_dmfm_fops = { - .owner = THIS_MODULE, - .llseek = no_llseek, - .ioctl = sv_dmfm_ioctl, - .open = sv_dmfm_open, - .release = sv_dmfm_release, -}; - -/* --------------------------------------------------------------------- */ - -/* maximum number of devices; only used for command line params */ -#define NR_DEVICE 5 - -static int reverb[NR_DEVICE]; - -#if 0 -static int wavetable[NR_DEVICE]; -#endif - -static unsigned int devindex; - -module_param_array(reverb, bool, NULL, 0); -MODULE_PARM_DESC(reverb, "if 1 enables the reverb circuitry. NOTE: your card must have the reverb RAM"); -#if 0 -MODULE_PARM(wavetable, "1-" __MODULE_STRING(NR_DEVICE) "i"); -MODULE_PARM_DESC(wavetable, "if 1 the wavetable synth is enabled"); -#endif - -MODULE_AUTHOR("Thomas M. Sailer, sailer@ife.ee.ethz.ch, hb9jnx@hb9w.che.eu"); -MODULE_DESCRIPTION("S3 SonicVibes Driver"); -MODULE_LICENSE("GPL"); - - -/* --------------------------------------------------------------------- */ - -static struct initvol { - int mixch; - int vol; -} initvol[] __devinitdata = { - { SOUND_MIXER_WRITE_RECLEV, 0x4040 }, - { SOUND_MIXER_WRITE_LINE1, 0x4040 }, - { SOUND_MIXER_WRITE_CD, 0x4040 }, - { SOUND_MIXER_WRITE_LINE, 0x4040 }, - { SOUND_MIXER_WRITE_MIC, 0x4040 }, - { SOUND_MIXER_WRITE_SYNTH, 0x4040 }, - { SOUND_MIXER_WRITE_LINE2, 0x4040 }, - { SOUND_MIXER_WRITE_VOLUME, 0x4040 }, - { SOUND_MIXER_WRITE_PCM, 0x4040 } -}; - -#define RSRCISIOREGION(dev,num) (pci_resource_start((dev), (num)) != 0 && \ - (pci_resource_flags((dev), (num)) & IORESOURCE_IO)) - -#ifdef SUPPORT_JOYSTICK -static int __devinit sv_register_gameport(struct sv_state *s, int io_port) -{ - struct gameport *gp; - - if (!request_region(io_port, SV_EXTENT_GAME, "S3 SonicVibes Gameport")) { - printk(KERN_ERR "sv: gameport io ports are in use\n"); - return -EBUSY; - } - - s->gameport = gp = gameport_allocate_port(); - if (!gp) { - printk(KERN_ERR "sv: can not allocate memory for gameport\n"); - release_region(io_port, SV_EXTENT_GAME); - return -ENOMEM; - } - - gameport_set_name(gp, "S3 SonicVibes Gameport"); - gameport_set_phys(gp, "isa%04x/gameport0", io_port); - gp->dev.parent = &s->dev->dev; - gp->io = io_port; - - gameport_register_port(gp); - - return 0; -} - -static inline void sv_unregister_gameport(struct sv_state *s) -{ - if (s->gameport) { - int gpio = s->gameport->io; - gameport_unregister_port(s->gameport); - release_region(gpio, SV_EXTENT_GAME); - } -} -#else -static inline int sv_register_gameport(struct sv_state *s, int io_port) { return -ENOSYS; } -static inline void sv_unregister_gameport(struct sv_state *s) { } -#endif /* SUPPORT_JOYSTICK */ - -static int __devinit sv_probe(struct pci_dev *pcidev, const struct pci_device_id *pciid) -{ - static char __devinitdata sv_ddma_name[] = "S3 Inc. SonicVibes DDMA Controller"; - struct sv_state *s; - mm_segment_t fs; - int i, val, ret; - int gpio; - char *ddmaname; - unsigned ddmanamelen; - - if ((ret=pci_enable_device(pcidev))) - return ret; - - if (!RSRCISIOREGION(pcidev, RESOURCE_SB) || - !RSRCISIOREGION(pcidev, RESOURCE_ENH) || - !RSRCISIOREGION(pcidev, RESOURCE_SYNTH) || - !RSRCISIOREGION(pcidev, RESOURCE_MIDI) || - !RSRCISIOREGION(pcidev, RESOURCE_GAME)) - return -ENODEV; - if (pcidev->irq == 0) - return -ENODEV; - if (pci_set_dma_mask(pcidev, DMA_24BIT_MASK)) { - printk(KERN_WARNING "sonicvibes: architecture does not support 24bit PCI busmaster DMA\n"); - return -ENODEV; - } - /* try to allocate a DDMA resource if not already available */ - if (!RSRCISIOREGION(pcidev, RESOURCE_DDMA)) { - pcidev->resource[RESOURCE_DDMA].start = 0; - pcidev->resource[RESOURCE_DDMA].end = 2*SV_EXTENT_DMA-1; - pcidev->resource[RESOURCE_DDMA].flags = PCI_BASE_ADDRESS_SPACE_IO | IORESOURCE_IO; - ddmanamelen = strlen(sv_ddma_name)+1; - if (!(ddmaname = kmalloc(ddmanamelen, GFP_KERNEL))) - return -1; - memcpy(ddmaname, sv_ddma_name, ddmanamelen); - pcidev->resource[RESOURCE_DDMA].name = ddmaname; - if (pci_assign_resource(pcidev, RESOURCE_DDMA)) { - pcidev->resource[RESOURCE_DDMA].name = NULL; - kfree(ddmaname); - printk(KERN_ERR "sv: cannot allocate DDMA controller io ports\n"); - return -EBUSY; - } - } - if (!(s = kmalloc(sizeof(struct sv_state), GFP_KERNEL))) { - printk(KERN_WARNING "sv: out of memory\n"); - return -ENOMEM; - } - memset(s, 0, sizeof(struct sv_state)); - init_waitqueue_head(&s->dma_adc.wait); - init_waitqueue_head(&s->dma_dac.wait); - init_waitqueue_head(&s->open_wait); - init_waitqueue_head(&s->midi.iwait); - init_waitqueue_head(&s->midi.owait); - mutex_init(&s->open_mutex); - spin_lock_init(&s->lock); - s->magic = SV_MAGIC; - s->dev = pcidev; - s->iosb = pci_resource_start(pcidev, RESOURCE_SB); - s->ioenh = pci_resource_start(pcidev, RESOURCE_ENH); - s->iosynth = pci_resource_start(pcidev, RESOURCE_SYNTH); - s->iomidi = pci_resource_start(pcidev, RESOURCE_MIDI); - s->iodmaa = pci_resource_start(pcidev, RESOURCE_DDMA); - s->iodmac = pci_resource_start(pcidev, RESOURCE_DDMA) + SV_EXTENT_DMA; - gpio = pci_resource_start(pcidev, RESOURCE_GAME); - pci_write_config_dword(pcidev, 0x40, s->iodmaa | 9); /* enable and use extended mode */ - pci_write_config_dword(pcidev, 0x48, s->iodmac | 9); /* enable */ - printk(KERN_DEBUG "sv: io ports: %#lx %#lx %#lx %#lx %#x %#x %#x\n", - s->iosb, s->ioenh, s->iosynth, s->iomidi, gpio, s->iodmaa, s->iodmac); - s->irq = pcidev->irq; - - /* hack */ - pci_write_config_dword(pcidev, 0x60, wavetable_mem >> 12); /* wavetable base address */ - - ret = -EBUSY; - if (!request_region(s->ioenh, SV_EXTENT_ENH, "S3 SonicVibes PCM")) { - printk(KERN_ERR "sv: io ports %#lx-%#lx in use\n", s->ioenh, s->ioenh+SV_EXTENT_ENH-1); - goto err_region5; - } - if (!request_region(s->iodmaa, SV_EXTENT_DMA, "S3 SonicVibes DMAA")) { - printk(KERN_ERR "sv: io ports %#x-%#x in use\n", s->iodmaa, s->iodmaa+SV_EXTENT_DMA-1); - goto err_region4; - } - if (!request_region(s->iodmac, SV_EXTENT_DMA, "S3 SonicVibes DMAC")) { - printk(KERN_ERR "sv: io ports %#x-%#x in use\n", s->iodmac, s->iodmac+SV_EXTENT_DMA-1); - goto err_region3; - } - if (!request_region(s->iomidi, SV_EXTENT_MIDI, "S3 SonicVibes Midi")) { - printk(KERN_ERR "sv: io ports %#lx-%#lx in use\n", s->iomidi, s->iomidi+SV_EXTENT_MIDI-1); - goto err_region2; - } - if (!request_region(s->iosynth, SV_EXTENT_SYNTH, "S3 SonicVibes Synth")) { - printk(KERN_ERR "sv: io ports %#lx-%#lx in use\n", s->iosynth, s->iosynth+SV_EXTENT_SYNTH-1); - goto err_region1; - } - - /* initialize codec registers */ - outb(0x80, s->ioenh + SV_CODEC_CONTROL); /* assert reset */ - udelay(50); - outb(0x00, s->ioenh + SV_CODEC_CONTROL); /* deassert reset */ - udelay(50); - outb(SV_CCTRL_INTADRIVE | SV_CCTRL_ENHANCED /*| SV_CCTRL_WAVETABLE */ - | (reverb[devindex] ? SV_CCTRL_REVERB : 0), s->ioenh + SV_CODEC_CONTROL); - inb(s->ioenh + SV_CODEC_STATUS); /* clear ints */ - wrindir(s, SV_CIDRIVECONTROL, 0); /* drive current 16mA */ - wrindir(s, SV_CIENABLE, s->enable = 0); /* disable DMAA and DMAC */ - outb(~(SV_CINTMASK_DMAA | SV_CINTMASK_DMAC), s->ioenh + SV_CODEC_INTMASK); - /* outb(0xff, s->iodmaa + SV_DMA_RESET); */ - /* outb(0xff, s->iodmac + SV_DMA_RESET); */ - inb(s->ioenh + SV_CODEC_STATUS); /* ack interrupts */ - wrindir(s, SV_CIADCCLKSOURCE, 0); /* use pll as ADC clock source */ - wrindir(s, SV_CIANALOGPWRDOWN, 0); /* power up the analog parts of the device */ - wrindir(s, SV_CIDIGITALPWRDOWN, 0); /* power up the digital parts of the device */ - setpll(s, SV_CIADCPLLM, 8000); - wrindir(s, SV_CISRSSPACE, 0x80); /* SRS off */ - wrindir(s, SV_CIPCMSR0, (8000 * 65536 / FULLRATE) & 0xff); - wrindir(s, SV_CIPCMSR1, ((8000 * 65536 / FULLRATE) >> 8) & 0xff); - wrindir(s, SV_CIADCOUTPUT, 0); - /* request irq */ - if ((ret=request_irq(s->irq,sv_interrupt,IRQF_SHARED,"S3 SonicVibes",s))) { - printk(KERN_ERR "sv: irq %u in use\n", s->irq); - goto err_irq; - } - printk(KERN_INFO "sv: found adapter at io %#lx irq %u dmaa %#06x dmac %#06x revision %u\n", - s->ioenh, s->irq, s->iodmaa, s->iodmac, rdindir(s, SV_CIREVISION)); - /* register devices */ - if ((s->dev_audio = register_sound_dsp(&sv_audio_fops, -1)) < 0) { - ret = s->dev_audio; - goto err_dev1; - } - if ((s->dev_mixer = register_sound_mixer(&sv_mixer_fops, -1)) < 0) { - ret = s->dev_mixer; - goto err_dev2; - } - if ((s->dev_midi = register_sound_midi(&sv_midi_fops, -1)) < 0) { - ret = s->dev_midi; - goto err_dev3; - } - if ((s->dev_dmfm = register_sound_special(&sv_dmfm_fops, 15 /* ?? */)) < 0) { - ret = s->dev_dmfm; - goto err_dev4; - } - pci_set_master(pcidev); /* enable bus mastering */ - /* initialize the chips */ - fs = get_fs(); - set_fs(KERNEL_DS); - val = SOUND_MASK_LINE|SOUND_MASK_SYNTH; - mixer_ioctl(s, SOUND_MIXER_WRITE_RECSRC, (unsigned long)&val); - for (i = 0; i < sizeof(initvol)/sizeof(initvol[0]); i++) { - val = initvol[i].vol; - mixer_ioctl(s, initvol[i].mixch, (unsigned long)&val); - } - set_fs(fs); - /* register gameport */ - sv_register_gameport(s, gpio); - /* store it in the driver field */ - pci_set_drvdata(pcidev, s); - /* put it into driver list */ - list_add_tail(&s->devs, &devs); - /* increment devindex */ - if (devindex < NR_DEVICE-1) - devindex++; - return 0; - - err_dev4: - unregister_sound_midi(s->dev_midi); - err_dev3: - unregister_sound_mixer(s->dev_mixer); - err_dev2: - unregister_sound_dsp(s->dev_audio); - err_dev1: - printk(KERN_ERR "sv: cannot register misc device\n"); - free_irq(s->irq, s); - err_irq: - release_region(s->iosynth, SV_EXTENT_SYNTH); - err_region1: - release_region(s->iomidi, SV_EXTENT_MIDI); - err_region2: - release_region(s->iodmac, SV_EXTENT_DMA); - err_region3: - release_region(s->iodmaa, SV_EXTENT_DMA); - err_region4: - release_region(s->ioenh, SV_EXTENT_ENH); - err_region5: - kfree(s); - return ret; -} - -static void __devexit sv_remove(struct pci_dev *dev) -{ - struct sv_state *s = pci_get_drvdata(dev); - - if (!s) - return; - list_del(&s->devs); - outb(~0, s->ioenh + SV_CODEC_INTMASK); /* disable ints */ - synchronize_irq(s->irq); - inb(s->ioenh + SV_CODEC_STATUS); /* ack interrupts */ - wrindir(s, SV_CIENABLE, 0); /* disable DMAA and DMAC */ - /*outb(0, s->iodmaa + SV_DMA_RESET);*/ - /*outb(0, s->iodmac + SV_DMA_RESET);*/ - free_irq(s->irq, s); - sv_unregister_gameport(s); - release_region(s->iodmac, SV_EXTENT_DMA); - release_region(s->iodmaa, SV_EXTENT_DMA); - release_region(s->ioenh, SV_EXTENT_ENH); - release_region(s->iomidi, SV_EXTENT_MIDI); - release_region(s->iosynth, SV_EXTENT_SYNTH); - unregister_sound_dsp(s->dev_audio); - unregister_sound_mixer(s->dev_mixer); - unregister_sound_midi(s->dev_midi); - unregister_sound_special(s->dev_dmfm); - kfree(s); - pci_set_drvdata(dev, NULL); -} - -static struct pci_device_id id_table[] = { - { PCI_VENDOR_ID_S3, PCI_DEVICE_ID_S3_SONICVIBES, PCI_ANY_ID, PCI_ANY_ID, 0, 0 }, - { 0, } -}; - -MODULE_DEVICE_TABLE(pci, id_table); - -static struct pci_driver sv_driver = { - .name = "sonicvibes", - .id_table = id_table, - .probe = sv_probe, - .remove = __devexit_p(sv_remove), -}; - -static int __init init_sonicvibes(void) -{ - printk(KERN_INFO "sv: version v0.31 time " __TIME__ " " __DATE__ "\n"); -#if 0 - if (!(wavetable_mem = __get_free_pages(GFP_KERNEL, 20-PAGE_SHIFT))) - printk(KERN_INFO "sv: cannot allocate 1MB of contiguous nonpageable memory for wavetable data\n"); -#endif - return pci_register_driver(&sv_driver); -} - -static void __exit cleanup_sonicvibes(void) -{ - printk(KERN_INFO "sv: unloading\n"); - pci_unregister_driver(&sv_driver); - if (wavetable_mem) - free_pages(wavetable_mem, 20-PAGE_SHIFT); -} - -module_init(init_sonicvibes); -module_exit(cleanup_sonicvibes); - -/* --------------------------------------------------------------------- */ - -#ifndef MODULE - -/* format is: sonicvibes=[reverb] sonicvibesdmaio=dmaioaddr */ - -static int __init sonicvibes_setup(char *str) -{ - static unsigned __initdata nr_dev = 0; - - if (nr_dev >= NR_DEVICE) - return 0; -#if 0 - if (get_option(&str, &reverb[nr_dev]) == 2) - (void)get_option(&str, &wavetable[nr_dev]); -#else - (void)get_option(&str, &reverb[nr_dev]); -#endif - - nr_dev++; - return 1; -} - -__setup("sonicvibes=", sonicvibes_setup); - -#endif /* MODULE */ |