/* * sound/pss.c * * The low level driver for the Personal Sound System (ECHO ESC614). * * * Copyright (C) by Hannu Savolainen 1993-1997 * * OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL) * Version 2 (June 1991). See the "COPYING" file distributed with this software * for more info. * * * Thomas Sailer ioctl code reworked (vmalloc/vfree removed) * Alan Cox modularisation, clean up. * * 98-02-21: Vladimir Michl * Added mixer device for Beethoven ADSP-16 (master volume, * bass, treble, synth), only for speakers. * Fixed bug in pss_write (exchange parameters) * Fixed config port of SB * Requested two regions for PSS (PSS mixer, PSS config) * Modified pss_download_boot * To probe_pss_mss added test for initialize AD1848 * 98-05-28: Vladimir Michl * Fixed computation of mixer volumes */ #include #include #include "sound_config.h" #include "sound_firmware.h" #include "soundmodule.h" #ifdef CONFIG_PSS #ifdef CONFIG_AUDIO /* * PSS registers. */ #define REG(x) (devc->base+x) #define PSS_DATA 0 #define PSS_STATUS 2 #define PSS_CONTROL 2 #define PSS_ID 4 #define PSS_IRQACK 4 #define PSS_PIO 0x1a /* * Config registers */ #define CONF_PSS 0x10 #define CONF_WSS 0x12 #define CONF_SB 0x14 #define CONF_CDROM 0x16 #define CONF_MIDI 0x18 /* * Status bits. */ #define PSS_FLAG3 0x0800 #define PSS_FLAG2 0x0400 #define PSS_FLAG1 0x1000 #define PSS_FLAG0 0x0800 #define PSS_WRITE_EMPTY 0x8000 #define PSS_READ_FULL 0x4000 /* * WSS registers */ #define WSS_INDEX 4 #define WSS_DATA 5 /* * WSS status bits */ #define WSS_INITIALIZING 0x80 #define WSS_AUTOCALIBRATION 0x20 #define NO_WSS_MIXER -1 #include "coproc.h" #ifdef PSS_HAVE_LD #include "pss_boot.h" #else static int pss_synthLen = 0; static unsigned char *pss_synth = NULL; #endif /* If compiled into kernel, it enable or disable pss mixer */ #ifdef CONFIG_PSS_MIXER static unsigned char pss_mixer = 1; #else static unsigned char pss_mixer = 0; #endif typedef struct pss_mixerdata { unsigned int volume_l; unsigned int volume_r; unsigned int bass; unsigned int treble; unsigned int synth; } pss_mixerdata; typedef struct pss_confdata { int base; int irq; int dma; int *osp; pss_mixerdata mixer; int ad_mixer_dev; } pss_confdata; static pss_confdata pss_data; static pss_confdata *devc = &pss_data; static int pss_initialized = 0; static int nonstandard_microcode = 0; static void pss_write(pss_confdata *devc, int data) { int i, limit; limit = jiffies + HZ/10; /* The timeout is 0.1 seconds */ /* * Note! the i<5000000 is an emergency exit. The dsp_command() is sometimes * called while interrupts are disabled. This means that the timer is * disabled also. However the timeout situation is a abnormal condition. * Normally the DSP should be ready to accept commands after just couple of * loops. */ for (i = 0; i < 5000000 && jiffies < limit; i++) { if (inw(REG(PSS_STATUS)) & PSS_WRITE_EMPTY) { outw(data, REG(PSS_DATA)); return; } } printk(KERN_WARNING "PSS: DSP Command (%04x) Timeout.\n", data); } int probe_pss(struct address_info *hw_config) { unsigned short id; int irq, dma; devc->base = hw_config->io_base; irq = devc->irq = hw_config->irq; dma = devc->dma = hw_config->dma; devc->osp = hw_config->osp; if (devc->base != 0x220 && devc->base != 0x240) if (devc->base != 0x230 && devc->base != 0x250) /* Some cards use these */ return 0; if (check_region(devc->base, 0x19 /*16*/)) { printk(KERN_ERR "PSS: I/O port conflict\n"); return 0; } id = inw(REG(PSS_ID)); if ((id >> 8) != 'E') { printk(KERN_ERR "No PSS signature detected at 0x%x (0x%x)\n", devc->base, id); return 0; } return 1; } static int set_irq(pss_confdata * devc, int dev, int irq) { static unsigned short irq_bits[16] = { 0x0000, 0x0000, 0x0000, 0x0008, 0x0000, 0x0010, 0x0000, 0x0018, 0x0000, 0x0020, 0x0028, 0x0030, 0x0038, 0x0000, 0x0000, 0x0000 }; unsigned short tmp, bits; if (irq < 0 || irq > 15) return 0; tmp = inw(REG(dev)) & ~0x38; /* Load confreg, mask IRQ bits out */ if ((bits = irq_bits[irq]) == 0 && irq != 0) { printk(KERN_ERR "PSS: Invalid IRQ %d\n", irq); return 0; } outw(tmp | bits, REG(dev)); return 1; } static int set_io_base(pss_confdata * devc, int dev, int base) { unsigned short tmp = inw(REG(dev)) & 0x003f; unsigned short bits = (base & 0x0ffc) << 4; outw(bits | tmp, REG(dev)); return 1; } static int set_dma(pss_confdata * devc, int dev, int dma) { static unsigned short dma_bits[8] = { 0x0001, 0x0002, 0x0000, 0x0003, 0x0000, 0x0005, 0x0006, 0x0007 }; unsigned short tmp, bits; if (dma < 0 || dma > 7) return 0; tmp = inw(REG(dev)) & ~0x07; /* Load confreg, mask DMA bits out */ if ((bits = dma_bits[dma]) == 0 && dma != 4) { printk(KERN_ERR "PSS: Invalid DMA %d\n", dma); return 0; } outw(tmp | bits, REG(dev)); return 1; } static int pss_reset_dsp(pss_confdata * devc) { unsigned long i, limit = jiffies + HZ/10; outw(0x2000, REG(PSS_CONTROL)); for (i = 0; i < 32768 && (limit-jiffies >= 0); i++) inw(REG(PSS_CONTROL)); outw(0x0000, REG(PSS_CONTROL)); return 1; } static int pss_put_dspword(pss_confdata * devc, unsigned short word) { int i, val; for (i = 0; i < 327680; i++) { val = inw(REG(PSS_STATUS)); if (val & PSS_WRITE_EMPTY) { outw(word, REG(PSS_DATA)); return 1; } } return 0; } static int pss_get_dspword(pss_confdata * devc, unsigned short *word) { int i, val; for (i = 0; i < 327680; i++) { val = inw(REG(PSS_STATUS)); if (val & PSS_READ_FULL) { *word = inw(REG(PSS_DATA)); return 1; } } return 0; } static int pss_download_boot(pss_confdata * devc, unsigned char *block, int size, int flags) { int i, limit, val, count; if (flags & CPF_FIRST) { /*_____ Warn DSP software that a boot is coming */ outw(0x00fe, REG(PSS_DATA)); limit = jiffies + HZ/10; for (i = 0; i < 32768 && jiffies < limit; i++) if (inw(REG(PSS_DATA)) == 0x5500) break; outw(*block++, REG(PSS_DATA)); pss_reset_dsp(devc); } count = 1; while ((flags&CPF_LAST) || count= size && flags & CPF_LAST) break; else { printk("\n"); printk(KERN_ERR "PSS: Download timeout problems, byte %d=%d\n", count, size); return 0; } } /*_____ Send the next byte */ if (count >= size) { /* If not data in block send 0xffff */ outw (0xffff, REG (PSS_DATA)); } else { /*_____ Send the next byte */ outw (*block++, REG (PSS_DATA)); }; count++; } if (flags & CPF_LAST) { /*_____ Why */ outw(0, REG(PSS_DATA)); limit = jiffies + HZ/10; for (i = 0; i < 32768 && (limit - jiffies >= 0); i++) val = inw(REG(PSS_STATUS)); limit = jiffies + HZ/10; for (i = 0; i < 32768 && (limit-jiffies >= 0); i++) { val = inw(REG(PSS_STATUS)); if (val & 0x4000) break; } /* now read the version */ for (i = 0; i < 32000; i++) { val = inw(REG(PSS_STATUS)); if (val & PSS_READ_FULL) break; } if (i == 32000) return 0; val = inw(REG(PSS_DATA)); /* printk( "", val/16, val % 16); */ } return 1; } /* Mixer */ static void set_master_volume(pss_confdata *devc, int left, int right) { static unsigned char log_scale[101] = { 0xdb, 0xe0, 0xe3, 0xe5, 0xe7, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xed, 0xee, 0xef, 0xef, 0xf0, 0xf0, 0xf1, 0xf1, 0xf2, 0xf2, 0xf2, 0xf3, 0xf3, 0xf3, 0xf4, 0xf4, 0xf4, 0xf5, 0xf5, 0xf5, 0xf5, 0xf6, 0xf6, 0xf6, 0xf6, 0xf7, 0xf7, 0xf7, 0xf7, 0xf7, 0xf8, 0xf8, 0xf8, 0xf8, 0xf8, 0xf9, 0xf9, 0xf9, 0xf9, 0xf9, 0xf9, 0xfa, 0xfa, 0xfa, 0xfa, 0xfa, 0xfa, 0xfa, 0xfb, 0xfb, 0xfb, 0xfb, 0xfb, 0xfb, 0xfb, 0xfb, 0xfc, 0xfc, 0xfc, 0xfc, 0xfc, 0xfc, 0xfc, 0xfc, 0xfc, 0xfc, 0xfd, 0xfd, 0xfd, 0xfd, 0xfd, 0xfd, 0xfd, 0xfd, 0xfd, 0xfd, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xff, 0xff, 0xff }; pss_write(devc, 0x0010); pss_write(devc, log_scale[left] | 0x0000); pss_write(devc, 0x0010); pss_write(devc, log_scale[right] | 0x0100); } static void set_synth_volume(pss_confdata *devc, int volume) { int vol = ((0x8000*volume)/100L); pss_write(devc, 0x0080); pss_write(devc, vol); pss_write(devc, 0x0081); pss_write(devc, vol); } static void set_bass(pss_confdata *devc, int level) { int vol = (int)(((0xfd - 0xf0) * level)/100L) + 0xf0; pss_write(devc, 0x0010); pss_write(devc, vol | 0x0200); }; static void set_treble(pss_confdata *devc, int level) { int vol = (((0xfd - 0xf0) * level)/100L) + 0xf0; pss_write(devc, 0x0010); pss_write(devc, vol | 0x0300); }; static void pss_mixer_reset(pss_confdata *devc) { set_master_volume(devc, 33, 33); set_bass(devc, 50); set_treble(devc, 50); set_synth_volume(devc, 30); pss_write (devc, 0x0010); pss_write (devc, 0x0800 | 0xce); /* Stereo */ if(pss_mixer) { devc->mixer.volume_l = devc->mixer.volume_r = 33; devc->mixer.bass = 50; devc->mixer.treble = 50; devc->mixer.synth = 30; } } static void arg_to_volume_mono(unsigned int volume, int *aleft) { int left; left = volume & 0x00ff; if (left > 100) left = 100; *aleft = left; } static void arg_to_volume_stereo(unsigned int volume, int *aleft, int *aright) { arg_to_volume_mono(volume, aleft); arg_to_volume_mono(volume >> 8, aright); } static int ret_vol_mono(int left) { return ((left << 8) | left); } static int ret_vol_stereo(int left, int right) { return ((right << 8) | left); } static int call_ad_mixer(pss_confdata *devc,unsigned int cmd, caddr_t arg) { if (devc->ad_mixer_dev != NO_WSS_MIXER) return mixer_devs[devc->ad_mixer_dev]->ioctl(devc->ad_mixer_dev, cmd, arg); else return -EINVAL; } static int pss_mixer_ioctl (int dev, unsigned int cmd, caddr_t arg) { pss_confdata *devc = mixer_devs[dev]->devc; int cmdf = cmd & 0xff; if ((cmdf != SOUND_MIXER_VOLUME) && (cmdf != SOUND_MIXER_BASS) && (cmdf != SOUND_MIXER_TREBLE) && (cmdf != SOUND_MIXER_SYNTH) && (cmdf != SOUND_MIXER_DEVMASK) && (cmdf != SOUND_MIXER_STEREODEVS) && (cmdf != SOUND_MIXER_RECMASK) && (cmdf != SOUND_MIXER_CAPS) && (cmdf != SOUND_MIXER_RECSRC)) { return call_ad_mixer(devc, cmd, arg); } if (((cmd >> 8) & 0xff) != 'M') return -EINVAL; if (_SIOC_DIR (cmd) & _SIOC_WRITE) { switch (cmdf) { case SOUND_MIXER_RECSRC: if (devc->ad_mixer_dev != NO_WSS_MIXER) return call_ad_mixer(devc, cmd, arg); else { if (*(int *)arg != 0) return -EINVAL; return 0; } case SOUND_MIXER_VOLUME: arg_to_volume_stereo(*(unsigned int *)arg, &devc->mixer.volume_l, &devc->mixer.volume_r); set_master_volume(devc, devc->mixer.volume_l, devc->mixer.volume_r); return ret_vol_stereo(devc->mixer.volume_l, devc->mixer.volume_r); case SOUND_MIXER_BASS: arg_to_volume_mono(*(unsigned int *)arg, &devc->mixer.bass); set_bass(devc, devc->mixer.bass); return ret_vol_mono(devc->mixer.bass); case SOUND_MIXER_TREBLE: arg_to_volume_mono(*(unsigned int *)arg, &devc->mixer.treble); set_treble(devc, devc->mixer.treble); return ret_vol_mono(devc->mixer.treble); case SOUND_MIXER_SYNTH: arg_to_volume_mono(*(unsigned int *)arg, &devc->mixer.synth); set_synth_volume(devc, devc->mixer.synth); return ret_vol_mono(devc->mixer.synth); default: return -EINVAL; } } else { /* * Return parameters */ switch (cmdf) { case SOUND_MIXER_DEVMASK: if (call_ad_mixer(devc, cmd, arg) == -EINVAL) *(int *)arg = 0; /* no mixer devices */ return (*(int *)arg |= SOUND_MASK_VOLUME | SOUND_MASK_BASS | SOUND_MASK_TREBLE | SOUND_MASK_SYNTH); case SOUND_MIXER_STEREODEVS: if (call_ad_mixer(devc, cmd, arg) == -EINVAL) *(int *)arg = 0; /* no stereo devices */ return (*(int *)arg |= SOUND_MASK_VOLUME); case SOUND_MIXER_RECMASK: if (devc->ad_mixer_dev != NO_WSS_MIXER) return call_ad_mixer(devc, cmd, arg); else return (*(int *)arg = 0); /* no record devices */ case SOUND_MIXER_CAPS: if (devc->ad_mixer_dev != NO_WSS_MIXER) return call_ad_mixer(devc, cmd, arg); else return (*(int *)arg = SOUND_CAP_EXCL_INPUT); case SOUND_MIXER_RECSRC: if (devc->ad_mixer_dev != NO_WSS_MIXER) return call_ad_mixer(devc, cmd, arg); else return (*(int *)arg = 0); /* no record source */ case SOUND_MIXER_VOLUME: return (*(int *)arg = ret_vol_stereo(devc->mixer.volume_l, devc->mixer.volume_r)); case SOUND_MIXER_BASS: return (*(int *)arg = ret_vol_mono(devc->mixer.bass)); case SOUND_MIXER_TREBLE: return (*(int *)arg = ret_vol_mono(devc->mixer.treble)); case SOUND_MIXER_SYNTH: return (*(int *)arg = ret_vol_mono(devc->mixer.synth)); default: return -EINVAL; } } } static struct mixer_operations pss_mixer_operations = { "SOUNDPORT", "PSS-AD1848", pss_mixer_ioctl }; void attach_pss(struct address_info *hw_config) { unsigned short id; char tmp[100]; devc->base = hw_config->io_base; devc->irq = hw_config->irq; devc->dma = hw_config->dma; devc->osp = hw_config->osp; devc->ad_mixer_dev = NO_WSS_MIXER; if (!probe_pss(hw_config)) return; request_region(hw_config->io_base, 0x10, "PSS mixer, SB emulation"); request_region(hw_config->io_base + 0x10, 0x9, "PSS config"); id = inw(REG(PSS_ID)) & 0x00ff; /* * Disable all emulations. Will be enabled later (if required). */ outw(0x0000, REG(CONF_PSS)); /* 0x0400 enables joystick */ outw(0x0000, REG(CONF_WSS)); outw(0x0000, REG(CONF_SB)); outw(0x0000, REG(CONF_MIDI)); outw(0x0000, REG(CONF_CDROM)); #if YOU_REALLY_WANT_TO_ALLOCATE_THESE_RESOURCES if (sound_alloc_dma(hw_config->dma, "PSS")) { printk("pss.c: Can't allocate DMA channel.\n"); return; } if (!set_irq(devc, CONF_PSS, devc->irq)) { printk("PSS: IRQ allocation error.\n"); return; } if (!set_dma(devc, CONF_PSS, devc->dma)) { printk(KERN_ERR "PSS: DMA allocation error\n"); return; } #endif pss_initialized = 1; sprintf(tmp, "ECHO-PSS Rev. %d", id); conf_printf(tmp, hw_config); } int probe_pss_mpu(struct address_info *hw_config) { int timeout; if (!pss_initialized) return 0; if (check_region(hw_config->io_base, 2)) { printk(KERN_ERR "PSS: MPU I/O port conflict\n"); return 0; } if (!set_io_base(devc, CONF_MIDI, hw_config->io_base)) { printk(KERN_ERR "PSS: MIDI base could not be set.\n"); return 0; } if (!set_irq(devc, CONF_MIDI, hw_config->irq)) { printk(KERN_ERR "PSS: MIDI IRQ allocation error.\n"); return 0; } if (!pss_synthLen) { printk(KERN_ERR "PSS: Can't enable MPU. MIDI synth microcode not available.\n"); return 0; } if (!pss_download_boot(devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST)) { printk(KERN_ERR "PSS: Unable to load MIDI synth microcode to DSP.\n"); return 0; } /* * Finally wait until the DSP algorithm has initialized itself and * deactivates receive interrupt. */ for (timeout = 900000; timeout > 0; timeout--) { if ((inb(hw_config->io_base + 1) & 0x80) == 0) /* Input data avail */ inb(hw_config->io_base); /* Discard it */ else break; /* No more input */ } #if (defined(CONFIG_MPU401) || defined(CONFIG_MPU_EMU)) && defined(CONFIG_MIDI) return probe_mpu401(hw_config); #else return 0; #endif } static int pss_coproc_open(void *dev_info, int sub_device) { switch (sub_device) { case COPR_MIDI: if (pss_synthLen == 0) { printk(KERN_ERR "PSS: MIDI synth microcode not available.\n"); return -EIO; } if (nonstandard_microcode) if (!pss_download_boot(devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST)) { printk(KERN_ERR "PSS: Unable to load MIDI synth microcode to DSP.\n"); return -EIO; } nonstandard_microcode = 0; break; default: } return 0; } static void pss_coproc_close(void *dev_info, int sub_device) { return; } static void pss_coproc_reset(void *dev_info) { if (pss_synthLen) if (!pss_download_boot(devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST)) { printk(KERN_ERR "PSS: Unable to load MIDI synth microcode to DSP.\n"); } nonstandard_microcode = 0; } static int download_boot_block(void *dev_info, copr_buffer * buf) { if (buf->len <= 0 || buf->len > sizeof(buf->data)) return -EINVAL; if (!pss_download_boot(devc, buf->data, buf->len, buf->flags)) { printk(KERN_ERR "PSS: Unable to load microcode block to DSP.\n"); return -EIO; } nonstandard_microcode = 1; /* The MIDI microcode has been overwritten */ return 0; } static int pss_coproc_ioctl(void *dev_info, unsigned int cmd, caddr_t arg, int local) { copr_buffer *buf; copr_msg *mbuf; copr_debug_buf dbuf; unsigned short tmp; unsigned long flags; unsigned short *data; int i, err; /* printk( "PSS coproc ioctl %x %x %d\n", cmd, arg, local); */ switch (cmd) { case SNDCTL_COPR_RESET: pss_coproc_reset(dev_info); return 0; case SNDCTL_COPR_LOAD: buf = (copr_buffer *) vmalloc(sizeof(copr_buffer)); if (buf == NULL) return -ENOSPC; if (copy_from_user(buf, arg, sizeof(copr_buffer))) { vfree(buf); return -EFAULT; } err = download_boot_block(dev_info, buf); vfree(buf); return err; case SNDCTL_COPR_SENDMSG: mbuf = (copr_msg *)vmalloc(sizeof(copr_msg)); if (mbuf == NULL) return -ENOSPC; if (copy_from_user(mbuf, arg, sizeof(copr_msg))) { vfree(mbuf); return -EFAULT; } data = (unsigned short *)(mbuf->data); save_flags(flags); cli(); for (i = 0; i < mbuf->len; i++) { if (!pss_put_dspword(devc, *data++)) { restore_flags(flags); mbuf->len = i; /* feed back number of WORDs sent */ err = copy_to_user(arg, mbuf, sizeof(copr_msg)); vfree(mbuf); return err ? -EFAULT : -EIO; } } restore_flags(flags); vfree(mbuf); return 0; case SNDCTL_COPR_RCVMSG: err = 0; mbuf = (copr_msg *)vmalloc(sizeof(copr_msg)); if (mbuf == NULL) return -ENOSPC; data = (unsigned short *)mbuf->data; save_flags(flags); cli(); for (i = 0; i < mbuf->len; i++) { mbuf->len = i; /* feed back number of WORDs read */ if (!pss_get_dspword(devc, data++)) { if (i == 0) err = -EIO; break; } } restore_flags(flags); if (copy_to_user(arg, mbuf, sizeof(copr_msg))) err = -EFAULT; vfree(mbuf); return err; case SNDCTL_COPR_RDATA: if (copy_from_user(&dbuf, arg, sizeof(dbuf))) return -EFAULT; save_flags(flags); cli(); if (!pss_put_dspword(devc, 0x00d0)) { restore_flags(flags); return -EIO; } if (!pss_put_dspword(devc, (unsigned short)(dbuf.parm1 & 0xffff))) { restore_flags(flags); return -EIO; } if (!pss_get_dspword(devc, &tmp)) { restore_flags(flags); return -EIO; } dbuf.parm1 = tmp; restore_flags(flags); if (copy_to_user(arg, &dbuf, sizeof(dbuf))) return -EFAULT; return 0; case SNDCTL_COPR_WDATA: if (copy_from_user(&dbuf, arg, sizeof(dbuf))) return -EFAULT; save_flags(flags); cli(); if (!pss_put_dspword(devc, 0x00d1)) { restore_flags(flags); return -EIO; } if (!pss_put_dspword(devc, (unsigned short) (dbuf.parm1 & 0xffff))) { restore_flags(flags); return -EIO; } tmp = (unsigned int)dbuf.parm2 & 0xffff; if (!pss_put_dspword(devc, tmp)) { restore_flags(flags); return -EIO; } restore_flags(flags); return 0; case SNDCTL_COPR_WCODE: if (copy_from_user(&dbuf, arg, sizeof(dbuf))) return -EFAULT; save_flags(flags); cli(); if (!pss_put_dspword(devc, 0x00d3)) { restore_flags(flags); return -EIO; } if (!pss_put_dspword(devc, (unsigned short)(dbuf.parm1 & 0xffff))) { restore_flags(flags); return -EIO; } tmp = (unsigned int)dbuf.parm2 & 0x00ff; if (!pss_put_dspword(devc, tmp)) { restore_flags(flags); return -EIO; } tmp = ((unsigned int)dbuf.parm2 >> 8) & 0xffff; if (!pss_put_dspword(devc, tmp)) { restore_flags(flags); return -EIO; } restore_flags(flags); return 0; case SNDCTL_COPR_RCODE: if (copy_from_user(&dbuf, arg, sizeof(dbuf))) return -EFAULT; save_flags(flags); cli(); if (!pss_put_dspword(devc, 0x00d2)) { restore_flags(flags); return -EIO; } if (!pss_put_dspword(devc, (unsigned short)(dbuf.parm1 & 0xffff))) { restore_flags(flags); return -EIO; } if (!pss_get_dspword(devc, &tmp)) { /* Read MSB */ restore_flags(flags); return -EIO; } dbuf.parm1 = tmp << 8; if (!pss_get_dspword(devc, &tmp)) { /* Read LSB */ restore_flags(flags); return -EIO; } dbuf.parm1 |= tmp & 0x00ff; restore_flags(flags); if (copy_to_user(arg, &dbuf, sizeof(dbuf))) return -EFAULT; return 0; default: return -EINVAL; } return -EINVAL; } static coproc_operations pss_coproc_operations = { "ADSP-2115", pss_coproc_open, pss_coproc_close, pss_coproc_ioctl, pss_coproc_reset, &pss_data }; void attach_pss_mpu(struct address_info *hw_config) { #if (defined(CONFIG_MPU401) || defined(CONFIG_MPU_EMU)) && defined(CONFIG_MIDI) attach_mpu401(hw_config); /* Slot 1 */ if (hw_config->slots[1] != -1) /* The MPU driver installed itself */ midi_devs[hw_config->slots[1]]->coproc = &pss_coproc_operations; #endif } int probe_pss_mss(struct address_info *hw_config) { volatile int timeout; if (!pss_initialized) return 0; if (check_region(hw_config->io_base, 8)) { printk(KERN_ERR "PSS: WSS I/O port conflicts.\n"); return 0; } if (!set_io_base(devc, CONF_WSS, hw_config->io_base)) { printk("PSS: WSS base not settable.\n"); return 0; } if (!set_irq(devc, CONF_WSS, hw_config->irq)) { printk("PSS: WSS IRQ allocation error.\n"); return 0; } if (!set_dma(devc, CONF_WSS, hw_config->dma)) { printk(KERN_ERR "PSS: WSS DMA allocation error\n"); return 0; } /* * For some reason the card returns 0xff in the WSS status register * immediately after boot. Probably MIDI+SB emulation algorithm * downloaded to the ADSP2115 spends some time initializing the card. * Let's try to wait until it finishes this task. */ for (timeout = 0; timeout < 100000 && (inb(hw_config->io_base + WSS_INDEX) & WSS_INITIALIZING); timeout++); outb((0x0b), hw_config->io_base + WSS_INDEX); /* Required by some cards */ for (timeout = 0; (inb(hw_config->io_base + WSS_DATA) & WSS_AUTOCALIBRATION) && (timeout < 100000); timeout++); return probe_ms_sound(hw_config); } void attach_pss_mss(struct address_info *hw_config) { int my_mix = -999; /* gcc shut up */ devc->ad_mixer_dev = NO_WSS_MIXER; if (pss_mixer) { if ((my_mix = sound_install_mixer (MIXER_DRIVER_VERSION, "PSS-SPEAKERS and AD1848 (through MSS audio codec)", &pss_mixer_operations, sizeof (struct mixer_operations), devc)) < 0) { printk(KERN_ERR "Could not install PSS mixer\n"); return; } } pss_mixer_reset(devc); attach_ms_sound(hw_config); /* Slot 0 */ if (hw_config->slots[0] != -1) { /* The MSS driver installed itself */ audio_devs[hw_config->slots[0]]->coproc = &pss_coproc_operations; if (pss_mixer && (num_mixers == (my_mix + 2))) { /* The MSS mixer installed */ devc->ad_mixer_dev = audio_devs[hw_config->slots[0]]->mixer_dev; } } } void unload_pss(struct address_info *hw_config) { release_region(hw_config->io_base, 0x10); release_region(hw_config->io_base+0x10, 0x9); } void unload_pss_mpu(struct address_info *hw_config) { #if (defined(CONFIG_MPU401) || defined(CONFIG_MPU_EMU)) && defined(CONFIG_MIDI) unload_mpu401(hw_config); #endif } void unload_pss_mss(struct address_info *hw_config) { unload_ms_sound(hw_config); } #ifdef MODULE int pss_io = -1; int mss_io = -1; int mss_irq = -1; int mss_dma = -1; int mpu_io = -1; int mpu_irq = -1; struct address_info cfgpss = { 0 /* pss_io */, 0, -1, -1 }; struct address_info cfgmpu = { 0 /* mpu_io */, 0 /* mpu_irq */, 0, -1 }; struct address_info cfgmss = { 0 /* mss_io */, 0 /* mss_irq */, 0 /* mss_dma */, -1 }; MODULE_PARM(pss_io, "i"); MODULE_PARM_DESC(pss_io, "Set i/o base of PSS card (probably 0x220 or 0x240)"); MODULE_PARM(mss_io, "i"); MODULE_PARM_DESC(mss_io, "Set WSS (audio) i/o base (0x530, 0x604, 0xE80, 0xF40, or other. Address must end in 0 or 4 and must be from 0x100 to 0xFF4)"); MODULE_PARM(mss_irq, "i"); MODULE_PARM_DESC(mss_irq, "Set WSS (audio) IRQ (3, 5, 7, 9, 10, 11, 12)"); MODULE_PARM(mss_dma, "i"); MODULE_PARM_DESC(mss_dma, "Set WSS (audio) DMA (0, 1, 3)"); MODULE_PARM(mpu_io, "i"); MODULE_PARM_DESC(mpu_io, "Set MIDI i/o base (0x330 or other. Address must be on 4 location boundaries and must be from 0x100 to 0xFFC)"); MODULE_PARM(mpu_irq, "i"); MODULE_PARM_DESC(mpu_irq, "Set MIDI IRQ (3, 5, 7, 9, 10, 11, 12)"); MODULE_PARM(pss_mixer, "b"); MODULE_PARM_DESC(pss_mixer, "Enable (1) or disable (0) PSS mixer (controlling of output volume, bass, treble, synth volume). The mixer is not available on all PSS cards."); MODULE_AUTHOR("Hannu Savolainen, Vladimir Michl"); MODULE_DESCRIPTION("Module for PSS sound cards (based on AD1848, ADSP-2115 and ESC614). This module includes control of output amplifier and synth volume of the Beethoven ADSP-16 card (this may work with other PSS cards).\n"); static int fw_load = 0; static int pssmpu = 0, pssmss = 0; /* * Load a PSS sound card module */ int init_module(void) { if (pss_io == -1 || mss_io == -1 || mss_irq == -1 || mss_dma == -1) { printk(KERN_INFO "pss: mss_io, mss_dma, mss_irq and pss_io must be set.\n"); return -EINVAL; } cfgpss.io_base = pss_io; cfgmss.io_base = mss_io; cfgmss.irq = mss_irq; cfgmss.dma = mss_dma; cfgmpu.io_base = mpu_io; cfgmpu.irq = mpu_irq; if (!pss_synth) { fw_load = 1; pss_synthLen = mod_firmware_load("/etc/sound/pss_synth", (void *) &pss_synth); } if (!probe_pss(&cfgpss)) return -ENODEV; attach_pss(&cfgpss); /* * Attach stuff */ if (probe_pss_mpu(&cfgmpu)) { pssmpu = 1; attach_pss_mpu(&cfgmpu); } if (probe_pss_mss(&cfgmss)) { pssmss = 1; attach_pss_mss(&cfgmss); } SOUND_LOCK; return 0; } void cleanup_module(void) { if (fw_load && pss_synth) vfree(pss_synth); if (pssmss) unload_pss_mss(&cfgmss); if (pssmpu) unload_pss_mpu(&cfgmpu); unload_pss(&cfgpss); SOUND_LOCK_END; } #endif #endif #endif