--- /dev/null
+/*********************************************************************
+ *
+ * Turtle Beach MultiSound Sound Card Driver for Linux
+ * Linux 2.0/2.2 Version
+ *
+ * msnd_pinnacle.c / msnd_classic.c
+ *
+ * -- If MSND_CLASSIC is defined:
+ *
+ * -> driver for Turtle Beach Classic/Monterey/Tahiti
+ *
+ * -- Else
+ *
+ * -> driver for Turtle Beach Pinnacle/Fiji
+ *
+ * Copyright (C) 1998 Andrew Veliath
+ *
+ * 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.
+ *
+ * 12-3-2000 Modified IO port validation Steve Sycamore
+ *
+ ********************************************************************/
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/delay.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/mutex.h>
+#include <linux/gfp.h>
+#include <asm/irq.h>
+#include <asm/io.h>
+#include "sound_config.h"
+#include "sound_firmware.h"
+#ifdef MSND_CLASSIC
+# ifndef __alpha__
+# define SLOWIO
+# endif
+#endif
+#include "msnd.h"
+#ifdef MSND_CLASSIC
+# ifdef CONFIG_MSNDCLAS_HAVE_BOOT
+# define HAVE_DSPCODEH
+# endif
+# include "msnd_classic.h"
+# define LOGNAME "msnd_classic"
+#else
+# ifdef CONFIG_MSNDPIN_HAVE_BOOT
+# define HAVE_DSPCODEH
+# endif
+# include "msnd_pinnacle.h"
+# define LOGNAME "msnd_pinnacle"
+#endif
+
+#ifndef CONFIG_MSND_WRITE_NDELAY
+# define CONFIG_MSND_WRITE_NDELAY 1
+#endif
+
+#define get_play_delay_jiffies(size) ((size) * HZ * \
+ dev.play_sample_size / 8 / \
+ dev.play_sample_rate / \
+ dev.play_channels)
+
+#define get_rec_delay_jiffies(size) ((size) * HZ * \
+ dev.rec_sample_size / 8 / \
+ dev.rec_sample_rate / \
+ dev.rec_channels)
+
+static DEFINE_MUTEX(msnd_pinnacle_mutex);
+static multisound_dev_t dev;
+
+#ifndef HAVE_DSPCODEH
+static char *dspini, *permini;
+static int sizeof_dspini, sizeof_permini;
+#endif
+
+static int dsp_full_reset(void);
+static void dsp_write_flush(void);
+
+static __inline__ int chk_send_dsp_cmd(multisound_dev_t *dev, register BYTE cmd)
+{
+ if (msnd_send_dsp_cmd(dev, cmd) == 0)
+ return 0;
+ dsp_full_reset();
+ return msnd_send_dsp_cmd(dev, cmd);
+}
+
+static void reset_play_queue(void)
+{
+ int n;
+ LPDAQD lpDAQ;
+
+ dev.last_playbank = -1;
+ writew(PCTODSP_OFFSET(0 * DAQDS__size), dev.DAPQ + JQS_wHead);
+ writew(PCTODSP_OFFSET(0 * DAQDS__size), dev.DAPQ + JQS_wTail);
+
+ for (n = 0, lpDAQ = dev.base + DAPQ_DATA_BUFF; n < 3; ++n, lpDAQ += DAQDS__size) {
+ writew(PCTODSP_BASED((DWORD)(DAP_BUFF_SIZE * n)), lpDAQ + DAQDS_wStart);
+ writew(0, lpDAQ + DAQDS_wSize);
+ writew(1, lpDAQ + DAQDS_wFormat);
+ writew(dev.play_sample_size, lpDAQ + DAQDS_wSampleSize);
+ writew(dev.play_channels, lpDAQ + DAQDS_wChannels);
+ writew(dev.play_sample_rate, lpDAQ + DAQDS_wSampleRate);
+ writew(HIMT_PLAY_DONE * 0x100 + n, lpDAQ + DAQDS_wIntMsg);
+ writew(n, lpDAQ + DAQDS_wFlags);
+ }
+}
+
+static void reset_record_queue(void)
+{
+ int n;
+ LPDAQD lpDAQ;
+ unsigned long flags;
+
+ dev.last_recbank = 2;
+ writew(PCTODSP_OFFSET(0 * DAQDS__size), dev.DARQ + JQS_wHead);
+ writew(PCTODSP_OFFSET(dev.last_recbank * DAQDS__size), dev.DARQ + JQS_wTail);
+
+ /* Critical section: bank 1 access */
+ spin_lock_irqsave(&dev.lock, flags);
+ msnd_outb(HPBLKSEL_1, dev.io + HP_BLKS);
+ memset_io(dev.base, 0, DAR_BUFF_SIZE * 3);
+ msnd_outb(HPBLKSEL_0, dev.io + HP_BLKS);
+ spin_unlock_irqrestore(&dev.lock, flags);
+
+ for (n = 0, lpDAQ = dev.base + DARQ_DATA_BUFF; n < 3; ++n, lpDAQ += DAQDS__size) {
+ writew(PCTODSP_BASED((DWORD)(DAR_BUFF_SIZE * n)) + 0x4000, lpDAQ + DAQDS_wStart);
+ writew(DAR_BUFF_SIZE, lpDAQ + DAQDS_wSize);
+ writew(1, lpDAQ + DAQDS_wFormat);
+ writew(dev.rec_sample_size, lpDAQ + DAQDS_wSampleSize);
+ writew(dev.rec_channels, lpDAQ + DAQDS_wChannels);
+ writew(dev.rec_sample_rate, lpDAQ + DAQDS_wSampleRate);
+ writew(HIMT_RECORD_DONE * 0x100 + n, lpDAQ + DAQDS_wIntMsg);
+ writew(n, lpDAQ + DAQDS_wFlags);
+ }
+}
+
+static void reset_queues(void)
+{
+ if (dev.mode & FMODE_WRITE) {
+ msnd_fifo_make_empty(&dev.DAPF);
+ reset_play_queue();
+ }
+ if (dev.mode & FMODE_READ) {
+ msnd_fifo_make_empty(&dev.DARF);
+ reset_record_queue();
+ }
+}
+
+static int dsp_set_format(struct file *file, int val)
+{
+ int data, i;
+ LPDAQD lpDAQ, lpDARQ;
+
+ lpDAQ = dev.base + DAPQ_DATA_BUFF;
+ lpDARQ = dev.base + DARQ_DATA_BUFF;
+
+ switch (val) {
+ case AFMT_U8:
+ case AFMT_S16_LE:
+ data = val;
+ break;
+ default:
+ data = DEFSAMPLESIZE;
+ break;
+ }
+
+ for (i = 0; i < 3; ++i, lpDAQ += DAQDS__size, lpDARQ += DAQDS__size) {
+ if (file->f_mode & FMODE_WRITE)
+ writew(data, lpDAQ + DAQDS_wSampleSize);
+ if (file->f_mode & FMODE_READ)
+ writew(data, lpDARQ + DAQDS_wSampleSize);
+ }
+ if (file->f_mode & FMODE_WRITE)
+ dev.play_sample_size = data;
+ if (file->f_mode & FMODE_READ)
+ dev.rec_sample_size = data;
+
+ return data;
+}
+
+static int dsp_get_frag_size(void)
+{
+ int size;
+ size = dev.fifosize / 4;
+ if (size > 32 * 1024)
+ size = 32 * 1024;
+ return size;
+}
+
+static int dsp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ int val, i, data, tmp;
+ LPDAQD lpDAQ, lpDARQ;
+ audio_buf_info abinfo;
+ unsigned long flags;
+ int __user *p = (int __user *)arg;
+
+ lpDAQ = dev.base + DAPQ_DATA_BUFF;
+ lpDARQ = dev.base + DARQ_DATA_BUFF;
+
+ switch (cmd) {
+ case SNDCTL_DSP_SUBDIVIDE:
+ case SNDCTL_DSP_SETFRAGMENT:
+ case SNDCTL_DSP_SETDUPLEX:
+ case SNDCTL_DSP_POST:
+ return 0;
+
+ case SNDCTL_DSP_GETIPTR:
+ case SNDCTL_DSP_GETOPTR:
+ case SNDCTL_DSP_MAPINBUF:
+ case SNDCTL_DSP_MAPOUTBUF:
+ return -EINVAL;
+
+ case SNDCTL_DSP_GETOSPACE:
+ if (!(file->f_mode & FMODE_WRITE))
+ return -EINVAL;
+ spin_lock_irqsave(&dev.lock, flags);
+ abinfo.fragsize = dsp_get_frag_size();
+ abinfo.bytes = dev.DAPF.n - dev.DAPF.len;
+ abinfo.fragstotal = dev.DAPF.n / abinfo.fragsize;
+ abinfo.fragments = abinfo.bytes / abinfo.fragsize;
+ spin_unlock_irqrestore(&dev.lock, flags);
+ return copy_to_user((void __user *)arg, &abinfo, sizeof(abinfo)) ? -EFAULT : 0;
+
+ case SNDCTL_DSP_GETISPACE:
+ if (!(file->f_mode & FMODE_READ))
+ return -EINVAL;
+ spin_lock_irqsave(&dev.lock, flags);
+ abinfo.fragsize = dsp_get_frag_size();
+ abinfo.bytes = dev.DARF.n - dev.DARF.len;
+ abinfo.fragstotal = dev.DARF.n / abinfo.fragsize;
+ abinfo.fragments = abinfo.bytes / abinfo.fragsize;
+ spin_unlock_irqrestore(&dev.lock, flags);
+ return copy_to_user((void __user *)arg, &abinfo, sizeof(abinfo)) ? -EFAULT : 0;
+
+ case SNDCTL_DSP_RESET:
+ dev.nresets = 0;
+ reset_queues();
+ return 0;
+
+ case SNDCTL_DSP_SYNC:
+ dsp_write_flush();
+ return 0;
+
+ case SNDCTL_DSP_GETBLKSIZE:
+ tmp = dsp_get_frag_size();
+ if (put_user(tmp, p))
+ return -EFAULT;
+ return 0;
+
+ case SNDCTL_DSP_GETFMTS:
+ val = AFMT_S16_LE | AFMT_U8;
+ if (put_user(val, p))
+ return -EFAULT;
+ return 0;
+
+ case SNDCTL_DSP_SETFMT:
+ if (get_user(val, p))
+ return -EFAULT;
+
+ if (file->f_mode & FMODE_WRITE)
+ data = val == AFMT_QUERY
+ ? dev.play_sample_size
+ : dsp_set_format(file, val);
+ else
+ data = val == AFMT_QUERY
+ ? dev.rec_sample_size
+ : dsp_set_format(file, val);
+
+ if (put_user(data, p))
+ return -EFAULT;
+ return 0;
+
+ case SNDCTL_DSP_NONBLOCK:
+ if (!test_bit(F_DISABLE_WRITE_NDELAY, &dev.flags) &&
+ file->f_mode & FMODE_WRITE)
+ dev.play_ndelay = 1;
+ if (file->f_mode & FMODE_READ)
+ dev.rec_ndelay = 1;
+ return 0;
+
+ case SNDCTL_DSP_GETCAPS:
+ val = DSP_CAP_DUPLEX | DSP_CAP_BATCH;
+ if (put_user(val, p))
+ return -EFAULT;
+ return 0;
+
+ case SNDCTL_DSP_SPEED:
+ if (get_user(val, p))
+ return -EFAULT;
+
+ if (val < 8000)
+ val = 8000;
+
+ if (val > 48000)
+ val = 48000;
+
+ data = val;
+
+ for (i = 0; i < 3; ++i, lpDAQ += DAQDS__size, lpDARQ += DAQDS__size) {
+ if (file->f_mode & FMODE_WRITE)
+ writew(data, lpDAQ + DAQDS_wSampleRate);
+ if (file->f_mode & FMODE_READ)
+ writew(data, lpDARQ + DAQDS_wSampleRate);
+ }
+ if (file->f_mode & FMODE_WRITE)
+ dev.play_sample_rate = data;
+ if (file->f_mode & FMODE_READ)
+ dev.rec_sample_rate = data;
+
+ if (put_user(data, p))
+ return -EFAULT;
+ return 0;
+
+ case SNDCTL_DSP_CHANNELS:
+ case SNDCTL_DSP_STEREO:
+ if (get_user(val, p))
+ return -EFAULT;
+
+ if (cmd == SNDCTL_DSP_CHANNELS) {
+ switch (val) {
+ case 1:
+ case 2:
+ data = val;
+ break;
+ default:
+ val = data = 2;
+ break;
+ }
+ } else {
+ switch (val) {
+ case 0:
+ data = 1;
+ break;
+ default:
+ val = 1;
+ case 1:
+ data = 2;
+ break;
+ }
+ }
+
+ for (i = 0; i < 3; ++i, lpDAQ += DAQDS__size, lpDARQ += DAQDS__size) {
+ if (file->f_mode & FMODE_WRITE)
+ writew(data, lpDAQ + DAQDS_wChannels);
+ if (file->f_mode & FMODE_READ)
+ writew(data, lpDARQ + DAQDS_wChannels);
+ }
+ if (file->f_mode & FMODE_WRITE)
+ dev.play_channels = data;
+ if (file->f_mode & FMODE_READ)
+ dev.rec_channels = data;
+
+ if (put_user(val, p))
+ return -EFAULT;
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+static int mixer_get(int d)
+{
+ if (d > 31)
+ return -EINVAL;
+
+ switch (d) {
+ case SOUND_MIXER_VOLUME:
+ case SOUND_MIXER_PCM:
+ case SOUND_MIXER_LINE:
+ case SOUND_MIXER_IMIX:
+ case SOUND_MIXER_LINE1:
+#ifndef MSND_CLASSIC
+ case SOUND_MIXER_MIC:
+ case SOUND_MIXER_SYNTH:
+#endif
+ return (dev.left_levels[d] >> 8) * 100 / 0xff |
+ (((dev.right_levels[d] >> 8) * 100 / 0xff) << 8);
+ default:
+ return 0;
+ }
+}
+
+#define update_volm(a,b) \
+ writew((dev.left_levels[a] >> 1) * \
+ readw(dev.SMA + SMA_wCurrMastVolLeft) / 0xffff, \
+ dev.SMA + SMA_##b##Left); \
+ writew((dev.right_levels[a] >> 1) * \
+ readw(dev.SMA + SMA_wCurrMastVolRight) / 0xffff, \
+ dev.SMA + SMA_##b##Right);
+
+#define update_potm(d,s,ar) \
+ writeb((dev.left_levels[d] >> 8) * \
+ readw(dev.SMA + SMA_wCurrMastVolLeft) / 0xffff, \
+ dev.SMA + SMA_##s##Left); \
+ writeb((dev.right_levels[d] >> 8) * \
+ readw(dev.SMA + SMA_wCurrMastVolRight) / 0xffff, \
+ dev.SMA + SMA_##s##Right); \
+ if (msnd_send_word(&dev, 0, 0, ar) == 0) \
+ chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
+
+#define update_pot(d,s,ar) \
+ writeb(dev.left_levels[d] >> 8, \
+ dev.SMA + SMA_##s##Left); \
+ writeb(dev.right_levels[d] >> 8, \
+ dev.SMA + SMA_##s##Right); \
+ if (msnd_send_word(&dev, 0, 0, ar) == 0) \
+ chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
+
+static int mixer_set(int d, int value)
+{
+ int left = value & 0x000000ff;
+ int right = (value & 0x0000ff00) >> 8;
+ int bLeft, bRight;
+ int wLeft, wRight;
+ int updatemaster = 0;
+
+ if (d > 31)
+ return -EINVAL;
+
+ bLeft = left * 0xff / 100;
+ wLeft = left * 0xffff / 100;
+
+ bRight = right * 0xff / 100;
+ wRight = right * 0xffff / 100;
+
+ dev.left_levels[d] = wLeft;
+ dev.right_levels[d] = wRight;
+
+ switch (d) {
+ /* master volume unscaled controls */
+ case SOUND_MIXER_LINE: /* line pot control */
+ /* scaled by IMIX in digital mix */
+ writeb(bLeft, dev.SMA + SMA_bInPotPosLeft);
+ writeb(bRight, dev.SMA + SMA_bInPotPosRight);
+ if (msnd_send_word(&dev, 0, 0, HDEXAR_IN_SET_POTS) == 0)
+ chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
+ break;
+#ifndef MSND_CLASSIC
+ case SOUND_MIXER_MIC: /* mic pot control */
+ /* scaled by IMIX in digital mix */
+ writeb(bLeft, dev.SMA + SMA_bMicPotPosLeft);
+ writeb(bRight, dev.SMA + SMA_bMicPotPosRight);
+ if (msnd_send_word(&dev, 0, 0, HDEXAR_MIC_SET_POTS) == 0)
+ chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
+ break;
+#endif
+ case SOUND_MIXER_VOLUME: /* master volume */
+ writew(wLeft, dev.SMA + SMA_wCurrMastVolLeft);
+ writew(wRight, dev.SMA + SMA_wCurrMastVolRight);
+ /* fall through */
+
+ case SOUND_MIXER_LINE1: /* aux pot control */
+ /* scaled by master volume */
+ /* fall through */
+
+ /* digital controls */
+ case SOUND_MIXER_SYNTH: /* synth vol (dsp mix) */
+ case SOUND_MIXER_PCM: /* pcm vol (dsp mix) */
+ case SOUND_MIXER_IMIX: /* input monitor (dsp mix) */
+ /* scaled by master volume */
+ updatemaster = 1;
+ break;
+
+ default:
+ return 0;
+ }
+
+ if (updatemaster) {
+ /* update master volume scaled controls */
+ update_volm(SOUND_MIXER_PCM, wCurrPlayVol);
+ update_volm(SOUND_MIXER_IMIX, wCurrInVol);
+#ifndef MSND_CLASSIC
+ update_volm(SOUND_MIXER_SYNTH, wCurrMHdrVol);
+#endif
+ update_potm(SOUND_MIXER_LINE1, bAuxPotPos, HDEXAR_AUX_SET_POTS);
+ }
+
+ return mixer_get(d);
+}
+
+static void mixer_setup(void)
+{
+ update_pot(SOUND_MIXER_LINE, bInPotPos, HDEXAR_IN_SET_POTS);
+ update_potm(SOUND_MIXER_LINE1, bAuxPotPos, HDEXAR_AUX_SET_POTS);
+ update_volm(SOUND_MIXER_PCM, wCurrPlayVol);
+ update_volm(SOUND_MIXER_IMIX, wCurrInVol);
+#ifndef MSND_CLASSIC
+ update_pot(SOUND_MIXER_MIC, bMicPotPos, HDEXAR_MIC_SET_POTS);
+ update_volm(SOUND_MIXER_SYNTH, wCurrMHdrVol);
+#endif
+}
+
+static unsigned long set_recsrc(unsigned long recsrc)
+{
+ if (dev.recsrc == recsrc)
+ return dev.recsrc;
+#ifdef HAVE_NORECSRC
+ else if (recsrc == 0)
+ dev.recsrc = 0;
+#endif
+ else
+ dev.recsrc ^= recsrc;
+
+#ifndef MSND_CLASSIC
+ if (dev.recsrc & SOUND_MASK_IMIX) {
+ if (msnd_send_word(&dev, 0, 0, HDEXAR_SET_ANA_IN) == 0)
+ chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
+ }
+ else if (dev.recsrc & SOUND_MASK_SYNTH) {
+ if (msnd_send_word(&dev, 0, 0, HDEXAR_SET_SYNTH_IN) == 0)
+ chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
+ }
+ else if ((dev.recsrc & SOUND_MASK_DIGITAL1) && test_bit(F_HAVEDIGITAL, &dev.flags)) {
+ if (msnd_send_word(&dev, 0, 0, HDEXAR_SET_DAT_IN) == 0)
+ chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
+ }
+ else {
+#ifdef HAVE_NORECSRC
+ /* Select no input (?) */
+ dev.recsrc = 0;
+#else
+ dev.recsrc = SOUND_MASK_IMIX;
+ if (msnd_send_word(&dev, 0, 0, HDEXAR_SET_ANA_IN) == 0)
+ chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
+#endif
+ }
+#endif /* MSND_CLASSIC */
+
+ return dev.recsrc;
+}
+
+static unsigned long force_recsrc(unsigned long recsrc)
+{
+ dev.recsrc = 0;
+ return set_recsrc(recsrc);
+}
+
+#define set_mixer_info() \
+ memset(&info, 0, sizeof(info)); \
+ strlcpy(info.id, "MSNDMIXER", sizeof(info.id)); \
+ strlcpy(info.name, "MultiSound Mixer", sizeof(info.name));
+
+static int mixer_ioctl(unsigned int cmd, unsigned long arg)
+{
+ if (cmd == SOUND_MIXER_INFO) {
+ mixer_info info;
+ set_mixer_info();
+ info.modify_counter = dev.mixer_mod_count;
+ if (copy_to_user((void __user *)arg, &info, sizeof(info)))
+ return -EFAULT;
+ return 0;
+ } else if (cmd == SOUND_OLD_MIXER_INFO) {
+ _old_mixer_info info;
+ set_mixer_info();
+ if (copy_to_user((void __user *)arg, &info, sizeof(info)))
+ return -EFAULT;
+ return 0;
+ } else if (cmd == SOUND_MIXER_PRIVATE1) {
+ dev.nresets = 0;
+ dsp_full_reset();
+ return 0;
+ } else if (((cmd >> 8) & 0xff) == 'M') {
+ int val = 0;
+
+ if (_SIOC_DIR(cmd) & _SIOC_WRITE) {
+ switch (cmd & 0xff) {
+ case SOUND_MIXER_RECSRC:
+ if (get_user(val, (int __user *)arg))
+ return -EFAULT;
+ val = set_recsrc(val);
+ break;
+
+ default:
+ if (get_user(val, (int __user *)arg))
+ return -EFAULT;
+ val = mixer_set(cmd & 0xff, val);
+ break;
+ }
+ ++dev.mixer_mod_count;
+ return put_user(val, (int __user *)arg);
+ } else {
+ switch (cmd & 0xff) {
+ case SOUND_MIXER_RECSRC:
+ val = dev.recsrc;
+ break;
+
+ case SOUND_MIXER_DEVMASK:
+ case SOUND_MIXER_STEREODEVS:
+ val = SOUND_MASK_PCM |
+ SOUND_MASK_LINE |
+ SOUND_MASK_IMIX |
+ SOUND_MASK_LINE1 |
+#ifndef MSND_CLASSIC
+ SOUND_MASK_MIC |
+ SOUND_MASK_SYNTH |
+#endif
+ SOUND_MASK_VOLUME;
+ break;
+
+ case SOUND_MIXER_RECMASK:
+#ifdef MSND_CLASSIC
+ val = 0;
+#else
+ val = SOUND_MASK_IMIX |
+ SOUND_MASK_SYNTH;
+ if (test_bit(F_HAVEDIGITAL, &dev.flags))
+ val |= SOUND_MASK_DIGITAL1;
+#endif
+ break;
+
+ case SOUND_MIXER_CAPS:
+ val = SOUND_CAP_EXCL_INPUT;
+ break;
+
+ default:
+ if ((val = mixer_get(cmd & 0xff)) < 0)
+ return -EINVAL;
+ break;
+ }
+ }
+
+ return put_user(val, (int __user *)arg);
+ }
+
+ return -EINVAL;
+}
+
+static long dev_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ int minor = iminor(file_inode(file));
+ int ret;
+
+ if (cmd == OSS_GETVERSION) {
+ int sound_version = SOUND_VERSION;
+ return put_user(sound_version, (int __user *)arg);
+ }
+
+ ret = -EINVAL;
+
+ mutex_lock(&msnd_pinnacle_mutex);
+ if (minor == dev.dsp_minor)
+ ret = dsp_ioctl(file, cmd, arg);
+ else if (minor == dev.mixer_minor)
+ ret = mixer_ioctl(cmd, arg);
+ mutex_unlock(&msnd_pinnacle_mutex);
+
+ return ret;
+}
+
+static void dsp_write_flush(void)
+{
+ int timeout = get_play_delay_jiffies(dev.DAPF.len);
+
+ if (!(dev.mode & FMODE_WRITE) || !test_bit(F_WRITING, &dev.flags))
+ return;
+ set_bit(F_WRITEFLUSH, &dev.flags);
+ wait_event_interruptible_timeout(
+ dev.writeflush,
+ !test_bit(F_WRITEFLUSH, &dev.flags),
+ timeout);
+ clear_bit(F_WRITEFLUSH, &dev.flags);
+ if (!signal_pending(current)) {
+ __set_current_state(TASK_INTERRUPTIBLE);
+ schedule_timeout(get_play_delay_jiffies(DAP_BUFF_SIZE));
+ }
+ clear_bit(F_WRITING, &dev.flags);
+}
+
+static void dsp_halt(struct file *file)
+{
+ if ((file ? file->f_mode : dev.mode) & FMODE_READ) {
+ clear_bit(F_READING, &dev.flags);
+ chk_send_dsp_cmd(&dev, HDEX_RECORD_STOP);
+ msnd_disable_irq(&dev);
+ if (file) {
+ printk(KERN_DEBUG LOGNAME ": Stopping read for %p\n", file);
+ dev.mode &= ~FMODE_READ;
+ }
+ clear_bit(F_AUDIO_READ_INUSE, &dev.flags);
+ }
+ if ((file ? file->f_mode : dev.mode) & FMODE_WRITE) {
+ if (test_bit(F_WRITING, &dev.flags)) {
+ dsp_write_flush();
+ chk_send_dsp_cmd(&dev, HDEX_PLAY_STOP);
+ }
+ msnd_disable_irq(&dev);
+ if (file) {
+ printk(KERN_DEBUG LOGNAME ": Stopping write for %p\n", file);
+ dev.mode &= ~FMODE_WRITE;
+ }
+ clear_bit(F_AUDIO_WRITE_INUSE, &dev.flags);
+ }
+}
+
+static int dsp_release(struct file *file)
+{
+ dsp_halt(file);
+ return 0;
+}
+
+static int dsp_open(struct file *file)
+{
+ if ((file ? file->f_mode : dev.mode) & FMODE_WRITE) {
+ set_bit(F_AUDIO_WRITE_INUSE, &dev.flags);
+ clear_bit(F_WRITING, &dev.flags);
+ msnd_fifo_make_empty(&dev.DAPF);
+ reset_play_queue();
+ if (file) {
+ printk(KERN_DEBUG LOGNAME ": Starting write for %p\n", file);
+ dev.mode |= FMODE_WRITE;
+ }
+ msnd_enable_irq(&dev);
+ }
+ if ((file ? file->f_mode : dev.mode) & FMODE_READ) {
+ set_bit(F_AUDIO_READ_INUSE, &dev.flags);
+ clear_bit(F_READING, &dev.flags);
+ msnd_fifo_make_empty(&dev.DARF);
+ reset_record_queue();
+ if (file) {
+ printk(KERN_DEBUG LOGNAME ": Starting read for %p\n", file);
+ dev.mode |= FMODE_READ;
+ }
+ msnd_enable_irq(&dev);
+ }
+ return 0;
+}
+
+static void set_default_play_audio_parameters(void)
+{
+ dev.play_sample_size = DEFSAMPLESIZE;
+ dev.play_sample_rate = DEFSAMPLERATE;
+ dev.play_channels = DEFCHANNELS;
+}
+
+static void set_default_rec_audio_parameters(void)
+{
+ dev.rec_sample_size = DEFSAMPLESIZE;
+ dev.rec_sample_rate = DEFSAMPLERATE;
+ dev.rec_channels = DEFCHANNELS;
+}
+
+static void set_default_audio_parameters(void)
+{
+ set_default_play_audio_parameters();
+ set_default_rec_audio_parameters();
+}
+
+static int dev_open(struct inode *inode, struct file *file)
+{
+ int minor = iminor(inode);
+ int err = 0;
+
+ mutex_lock(&msnd_pinnacle_mutex);
+ if (minor == dev.dsp_minor) {
+ if ((file->f_mode & FMODE_WRITE &&
+ test_bit(F_AUDIO_WRITE_INUSE, &dev.flags)) ||
+ (file->f_mode & FMODE_READ &&
+ test_bit(F_AUDIO_READ_INUSE, &dev.flags))) {
+ err = -EBUSY;
+ goto out;
+ }
+
+ if ((err = dsp_open(file)) >= 0) {
+ dev.nresets = 0;
+ if (file->f_mode & FMODE_WRITE) {
+ set_default_play_audio_parameters();
+ if (!test_bit(F_DISABLE_WRITE_NDELAY, &dev.flags))
+ dev.play_ndelay = (file->f_flags & O_NDELAY) ? 1 : 0;
+ else
+ dev.play_ndelay = 0;
+ }
+ if (file->f_mode & FMODE_READ) {
+ set_default_rec_audio_parameters();
+ dev.rec_ndelay = (file->f_flags & O_NDELAY) ? 1 : 0;
+ }
+ }
+ }
+ else if (minor == dev.mixer_minor) {
+ /* nothing */
+ } else
+ err = -EINVAL;
+out:
+ mutex_unlock(&msnd_pinnacle_mutex);
+ return err;
+}
+
+static int dev_release(struct inode *inode, struct file *file)
+{
+ int minor = iminor(inode);
+ int err = 0;
+
+ mutex_lock(&msnd_pinnacle_mutex);
+ if (minor == dev.dsp_minor)
+ err = dsp_release(file);
+ else if (minor == dev.mixer_minor) {
+ /* nothing */
+ } else
+ err = -EINVAL;
+ mutex_unlock(&msnd_pinnacle_mutex);
+ return err;
+}
+
+static __inline__ int pack_DARQ_to_DARF(register int bank)
+{
+ register int size, timeout = 3;
+ register WORD wTmp;
+ LPDAQD DAQD;
+
+ /* Increment the tail and check for queue wrap */
+ wTmp = readw(dev.DARQ + JQS_wTail) + PCTODSP_OFFSET(DAQDS__size);
+ if (wTmp > readw(dev.DARQ + JQS_wSize))
+ wTmp = 0;
+ while (wTmp == readw(dev.DARQ + JQS_wHead) && timeout--)
+ udelay(1);
+ writew(wTmp, dev.DARQ + JQS_wTail);
+
+ /* Get our digital audio queue struct */
+ DAQD = bank * DAQDS__size + dev.base + DARQ_DATA_BUFF;
+
+ /* Get length of data */
+ size = readw(DAQD + DAQDS_wSize);
+
+ /* Read data from the head (unprotected bank 1 access okay
+ since this is only called inside an interrupt) */
+ msnd_outb(HPBLKSEL_1, dev.io + HP_BLKS);
+ msnd_fifo_write_io(
+ &dev.DARF,
+ dev.base + bank * DAR_BUFF_SIZE,
+ size);
+ msnd_outb(HPBLKSEL_0, dev.io + HP_BLKS);
+
+ return 1;
+}
+
+static __inline__ int pack_DAPF_to_DAPQ(register int start)
+{
+ register WORD DAPQ_tail;
+ register int protect = start, nbanks = 0;
+ LPDAQD DAQD;
+
+ DAPQ_tail = readw(dev.DAPQ + JQS_wTail);
+ while (DAPQ_tail != readw(dev.DAPQ + JQS_wHead) || start) {
+ register int bank_num = DAPQ_tail / PCTODSP_OFFSET(DAQDS__size);
+ register int n;
+ unsigned long flags;
+
+ /* Write the data to the new tail */
+ if (protect) {
+ /* Critical section: protect fifo in non-interrupt */
+ spin_lock_irqsave(&dev.lock, flags);
+ n = msnd_fifo_read_io(
+ &dev.DAPF,
+ dev.base + bank_num * DAP_BUFF_SIZE,
+ DAP_BUFF_SIZE);
+ spin_unlock_irqrestore(&dev.lock, flags);
+ } else {
+ n = msnd_fifo_read_io(
+ &dev.DAPF,
+ dev.base + bank_num * DAP_BUFF_SIZE,
+ DAP_BUFF_SIZE);
+ }
+ if (!n)
+ break;
+
+ if (start)
+ start = 0;
+
+ /* Get our digital audio queue struct */
+ DAQD = bank_num * DAQDS__size + dev.base + DAPQ_DATA_BUFF;
+
+ /* Write size of this bank */
+ writew(n, DAQD + DAQDS_wSize);
+ ++nbanks;
+
+ /* Then advance the tail */
+ DAPQ_tail = (++bank_num % 3) * PCTODSP_OFFSET(DAQDS__size);
+ writew(DAPQ_tail, dev.DAPQ + JQS_wTail);
+ /* Tell the DSP to play the bank */
+ msnd_send_dsp_cmd(&dev, HDEX_PLAY_START);
+ }
+ return nbanks;
+}
+
+static int dsp_read(char __user *buf, size_t len)
+{
+ int count = len;
+ char *page = (char *)__get_free_page(GFP_KERNEL);
+ int timeout = get_rec_delay_jiffies(DAR_BUFF_SIZE);
+
+ if (!page)
+ return -ENOMEM;
+
+ while (count > 0) {
+ int n, k;
+ unsigned long flags;
+
+ k = PAGE_SIZE;
+ if (k > count)
+ k = count;
+
+ /* Critical section: protect fifo in non-interrupt */
+ spin_lock_irqsave(&dev.lock, flags);
+ n = msnd_fifo_read(&dev.DARF, page, k);
+ spin_unlock_irqrestore(&dev.lock, flags);
+ if (copy_to_user(buf, page, n)) {
+ free_page((unsigned long)page);
+ return -EFAULT;
+ }
+ buf += n;
+ count -= n;
+
+ if (n == k && count)
+ continue;
+
+ if (!test_bit(F_READING, &dev.flags) && dev.mode & FMODE_READ) {
+ dev.last_recbank = -1;
+ if (chk_send_dsp_cmd(&dev, HDEX_RECORD_START) == 0)
+ set_bit(F_READING, &dev.flags);
+ }
+
+ if (dev.rec_ndelay) {
+ free_page((unsigned long)page);
+ return count == len ? -EAGAIN : len - count;
+ }
+
+ if (count > 0) {
+ set_bit(F_READBLOCK, &dev.flags);
+ if (wait_event_interruptible_timeout(
+ dev.readblock,
+ test_bit(F_READBLOCK, &dev.flags),
+ timeout) <= 0)
+ clear_bit(F_READING, &dev.flags);
+ if (signal_pending(current)) {
+ free_page((unsigned long)page);
+ return -EINTR;
+ }
+ }
+ }
+ free_page((unsigned long)page);
+ return len - count;
+}
+
+static int dsp_write(const char __user *buf, size_t len)
+{
+ int count = len;
+ char *page = (char *)__get_free_page(GFP_KERNEL);
+ int timeout = get_play_delay_jiffies(DAP_BUFF_SIZE);
+
+ if (!page)
+ return -ENOMEM;
+
+ while (count > 0) {
+ int n, k;
+ unsigned long flags;
+
+ k = PAGE_SIZE;
+ if (k > count)
+ k = count;
+
+ if (copy_from_user(page, buf, k)) {
+ free_page((unsigned long)page);
+ return -EFAULT;
+ }
+
+ /* Critical section: protect fifo in non-interrupt */
+ spin_lock_irqsave(&dev.lock, flags);
+ n = msnd_fifo_write(&dev.DAPF, page, k);
+ spin_unlock_irqrestore(&dev.lock, flags);
+ buf += n;
+ count -= n;
+
+ if (count && n == k)
+ continue;
+
+ if (!test_bit(F_WRITING, &dev.flags) && (dev.mode & FMODE_WRITE)) {
+ dev.last_playbank = -1;
+ if (pack_DAPF_to_DAPQ(1) > 0)
+ set_bit(F_WRITING, &dev.flags);
+ }
+
+ if (dev.play_ndelay) {
+ free_page((unsigned long)page);
+ return count == len ? -EAGAIN : len - count;
+ }
+
+ if (count > 0) {
+ set_bit(F_WRITEBLOCK, &dev.flags);
+ wait_event_interruptible_timeout(
+ dev.writeblock,
+ test_bit(F_WRITEBLOCK, &dev.flags),
+ timeout);
+ if (signal_pending(current)) {
+ free_page((unsigned long)page);
+ return -EINTR;
+ }
+ }
+ }
+
+ free_page((unsigned long)page);
+ return len - count;
+}
+
+static ssize_t dev_read(struct file *file, char __user *buf, size_t count, loff_t *off)
+{
+ int minor = iminor(file_inode(file));
+ if (minor == dev.dsp_minor)
+ return dsp_read(buf, count);
+ else
+ return -EINVAL;
+}
+
+static ssize_t dev_write(struct file *file, const char __user *buf, size_t count, loff_t *off)
+{
+ int minor = iminor(file_inode(file));
+ if (minor == dev.dsp_minor)
+ return dsp_write(buf, count);
+ else
+ return -EINVAL;
+}
+
+static __inline__ void eval_dsp_msg(register WORD wMessage)
+{
+ switch (HIBYTE(wMessage)) {
+ case HIMT_PLAY_DONE:
+ if (dev.last_playbank == LOBYTE(wMessage) || !test_bit(F_WRITING, &dev.flags))
+ break;
+ dev.last_playbank = LOBYTE(wMessage);
+
+ if (pack_DAPF_to_DAPQ(0) <= 0) {
+ if (!test_bit(F_WRITEBLOCK, &dev.flags)) {
+ if (test_and_clear_bit(F_WRITEFLUSH, &dev.flags))
+ wake_up_interruptible(&dev.writeflush);
+ }
+ clear_bit(F_WRITING, &dev.flags);
+ }
+
+ if (test_and_clear_bit(F_WRITEBLOCK, &dev.flags))
+ wake_up_interruptible(&dev.writeblock);
+ break;
+
+ case HIMT_RECORD_DONE:
+ if (dev.last_recbank == LOBYTE(wMessage))
+ break;
+ dev.last_recbank = LOBYTE(wMessage);
+
+ pack_DARQ_to_DARF(dev.last_recbank);
+
+ if (test_and_clear_bit(F_READBLOCK, &dev.flags))
+ wake_up_interruptible(&dev.readblock);
+ break;
+
+ case HIMT_DSP:
+ switch (LOBYTE(wMessage)) {
+#ifndef MSND_CLASSIC
+ case HIDSP_PLAY_UNDER:
+#endif
+ case HIDSP_INT_PLAY_UNDER:
+/* printk(KERN_DEBUG LOGNAME ": Play underflow\n"); */
+ clear_bit(F_WRITING, &dev.flags);
+ break;
+
+ case HIDSP_INT_RECORD_OVER:
+/* printk(KERN_DEBUG LOGNAME ": Record overflow\n"); */
+ clear_bit(F_READING, &dev.flags);
+ break;
+
+ default:
+/* printk(KERN_DEBUG LOGNAME ": DSP message %d 0x%02x\n",
+ LOBYTE(wMessage), LOBYTE(wMessage)); */
+ break;
+ }
+ break;
+
+ case HIMT_MIDI_IN_UCHAR:
+ if (dev.midi_in_interrupt)
+ (*dev.midi_in_interrupt)(&dev);
+ break;
+
+ default:
+/* printk(KERN_DEBUG LOGNAME ": HIMT message %d 0x%02x\n", HIBYTE(wMessage), HIBYTE(wMessage)); */
+ break;
+ }
+}
+
+static irqreturn_t intr(int irq, void *dev_id)
+{
+ /* Send ack to DSP */
+ msnd_inb(dev.io + HP_RXL);
+
+ /* Evaluate queued DSP messages */
+ while (readw(dev.DSPQ + JQS_wTail) != readw(dev.DSPQ + JQS_wHead)) {
+ register WORD wTmp;
+
+ eval_dsp_msg(readw(dev.pwDSPQData + 2*readw(dev.DSPQ + JQS_wHead)));
+
+ if ((wTmp = readw(dev.DSPQ + JQS_wHead) + 1) > readw(dev.DSPQ + JQS_wSize))
+ writew(0, dev.DSPQ + JQS_wHead);
+ else
+ writew(wTmp, dev.DSPQ + JQS_wHead);
+ }
+ return IRQ_HANDLED;
+}
+
+static const struct file_operations dev_fileops = {
+ .owner = THIS_MODULE,
+ .read = dev_read,
+ .write = dev_write,
+ .unlocked_ioctl = dev_ioctl,
+ .open = dev_open,
+ .release = dev_release,
+ .llseek = noop_llseek,
+};
+
+static int reset_dsp(void)
+{
+ int timeout = 100;
+
+ msnd_outb(HPDSPRESET_ON, dev.io + HP_DSPR);
+ mdelay(1);
+#ifndef MSND_CLASSIC
+ dev.info = msnd_inb(dev.io + HP_INFO);
+#endif
+ msnd_outb(HPDSPRESET_OFF, dev.io + HP_DSPR);
+ mdelay(1);
+ while (timeout-- > 0) {
+ if (msnd_inb(dev.io + HP_CVR) == HP_CVR_DEF)
+ return 0;
+ mdelay(1);
+ }
+ printk(KERN_ERR LOGNAME ": Cannot reset DSP\n");
+
+ return -EIO;
+}
+
+static int __init probe_multisound(void)
+{
+#ifndef MSND_CLASSIC
+ char *xv, *rev = NULL;
+ char *pin = "Pinnacle", *fiji = "Fiji";
+ char *pinfiji = "Pinnacle/Fiji";
+#endif
+
+ if (!request_region(dev.io, dev.numio, "probing")) {
+ printk(KERN_ERR LOGNAME ": I/O port conflict\n");
+ return -ENODEV;
+ }
+
+ if (reset_dsp() < 0) {
+ release_region(dev.io, dev.numio);
+ return -ENODEV;
+ }
+
+#ifdef MSND_CLASSIC
+ dev.name = "Classic/Tahiti/Monterey";
+ printk(KERN_INFO LOGNAME ": %s, "
+#else
+ switch (dev.info >> 4) {
+ case 0xf: xv = "<= 1.15"; break;
+ case 0x1: xv = "1.18/1.2"; break;
+ case 0x2: xv = "1.3"; break;
+ case 0x3: xv = "1.4"; break;
+ default: xv = "unknown"; break;
+ }
+
+ switch (dev.info & 0x7) {
+ case 0x0: rev = "I"; dev.name = pin; break;
+ case 0x1: rev = "F"; dev.name = pin; break;
+ case 0x2: rev = "G"; dev.name = pin; break;
+ case 0x3: rev = "H"; dev.name = pin; break;
+ case 0x4: rev = "E"; dev.name = fiji; break;
+ case 0x5: rev = "C"; dev.name = fiji; break;
+ case 0x6: rev = "D"; dev.name = fiji; break;
+ case 0x7:
+ rev = "A-B (Fiji) or A-E (Pinnacle)";
+ dev.name = pinfiji;
+ break;
+ }
+ printk(KERN_INFO LOGNAME ": %s revision %s, Xilinx version %s, "
+#endif /* MSND_CLASSIC */
+ "I/O 0x%x-0x%x, IRQ %d, memory mapped to %p-%p\n",
+ dev.name,
+#ifndef MSND_CLASSIC
+ rev, xv,
+#endif
+ dev.io, dev.io + dev.numio - 1,
+ dev.irq,
+ dev.base, dev.base + 0x7fff);
+
+ release_region(dev.io, dev.numio);
+ return 0;
+}
+
+static int init_sma(void)
+{
+ static int initted;
+ WORD mastVolLeft, mastVolRight;
+ unsigned long flags;
+
+#ifdef MSND_CLASSIC
+ msnd_outb(dev.memid, dev.io + HP_MEMM);
+#endif
+ msnd_outb(HPBLKSEL_0, dev.io + HP_BLKS);
+ if (initted) {
+ mastVolLeft = readw(dev.SMA + SMA_wCurrMastVolLeft);
+ mastVolRight = readw(dev.SMA + SMA_wCurrMastVolRight);
+ } else
+ mastVolLeft = mastVolRight = 0;
+ memset_io(dev.base, 0, 0x8000);
+
+ /* Critical section: bank 1 access */
+ spin_lock_irqsave(&dev.lock, flags);
+ msnd_outb(HPBLKSEL_1, dev.io + HP_BLKS);
+ memset_io(dev.base, 0, 0x8000);
+ msnd_outb(HPBLKSEL_0, dev.io + HP_BLKS);
+ spin_unlock_irqrestore(&dev.lock, flags);
+
+ dev.pwDSPQData = (dev.base + DSPQ_DATA_BUFF);
+ dev.pwMODQData = (dev.base + MODQ_DATA_BUFF);
+ dev.pwMIDQData = (dev.base + MIDQ_DATA_BUFF);
+
+ /* Motorola 56k shared memory base */
+ dev.SMA = dev.base + SMA_STRUCT_START;
+
+ /* Digital audio play queue */
+ dev.DAPQ = dev.base + DAPQ_OFFSET;
+ msnd_init_queue(dev.DAPQ, DAPQ_DATA_BUFF, DAPQ_BUFF_SIZE);
+
+ /* Digital audio record queue */
+ dev.DARQ = dev.base + DARQ_OFFSET;
+ msnd_init_queue(dev.DARQ, DARQ_DATA_BUFF, DARQ_BUFF_SIZE);
+
+ /* MIDI out queue */
+ dev.MODQ = dev.base + MODQ_OFFSET;
+ msnd_init_queue(dev.MODQ, MODQ_DATA_BUFF, MODQ_BUFF_SIZE);
+
+ /* MIDI in queue */
+ dev.MIDQ = dev.base + MIDQ_OFFSET;
+ msnd_init_queue(dev.MIDQ, MIDQ_DATA_BUFF, MIDQ_BUFF_SIZE);
+
+ /* DSP -> host message queue */
+ dev.DSPQ = dev.base + DSPQ_OFFSET;
+ msnd_init_queue(dev.DSPQ, DSPQ_DATA_BUFF, DSPQ_BUFF_SIZE);
+
+ /* Setup some DSP values */
+#ifndef MSND_CLASSIC
+ writew(1, dev.SMA + SMA_wCurrPlayFormat);
+ writew(dev.play_sample_size, dev.SMA + SMA_wCurrPlaySampleSize);
+ writew(dev.play_channels, dev.SMA + SMA_wCurrPlayChannels);
+ writew(dev.play_sample_rate, dev.SMA + SMA_wCurrPlaySampleRate);
+#endif
+ writew(dev.play_sample_rate, dev.SMA + SMA_wCalFreqAtoD);
+ writew(mastVolLeft, dev.SMA + SMA_wCurrMastVolLeft);
+ writew(mastVolRight, dev.SMA + SMA_wCurrMastVolRight);
+#ifndef MSND_CLASSIC
+ writel(0x00010000, dev.SMA + SMA_dwCurrPlayPitch);
+ writel(0x00000001, dev.SMA + SMA_dwCurrPlayRate);
+#endif
+ writew(0x303, dev.SMA + SMA_wCurrInputTagBits);
+
+ initted = 1;
+
+ return 0;
+}
+
+static int __init calibrate_adc(WORD srate)
+{
+ writew(srate, dev.SMA + SMA_wCalFreqAtoD);
+ if (dev.calibrate_signal == 0)
+ writew(readw(dev.SMA + SMA_wCurrHostStatusFlags)
+ | 0x0001, dev.SMA + SMA_wCurrHostStatusFlags);
+ else
+ writew(readw(dev.SMA + SMA_wCurrHostStatusFlags)
+ & ~0x0001, dev.SMA + SMA_wCurrHostStatusFlags);
+ if (msnd_send_word(&dev, 0, 0, HDEXAR_CAL_A_TO_D) == 0 &&
+ chk_send_dsp_cmd(&dev, HDEX_AUX_REQ) == 0) {
+ __set_current_state(TASK_INTERRUPTIBLE);
+ schedule_timeout(HZ / 3);
+ return 0;
+ }
+ printk(KERN_WARNING LOGNAME ": ADC calibration failed\n");
+
+ return -EIO;
+}
+
+static int upload_dsp_code(void)
+{
+ int ret = 0;
+
+ msnd_outb(HPBLKSEL_0, dev.io + HP_BLKS);
+#ifndef HAVE_DSPCODEH
+ INITCODESIZE = mod_firmware_load(INITCODEFILE, &INITCODE);
+ if (!INITCODE) {
+ printk(KERN_ERR LOGNAME ": Error loading " INITCODEFILE);
+ return -EBUSY;
+ }
+
+ PERMCODESIZE = mod_firmware_load(PERMCODEFILE, &PERMCODE);
+ if (!PERMCODE) {
+ printk(KERN_ERR LOGNAME ": Error loading " PERMCODEFILE);
+ vfree(INITCODE);
+ return -EBUSY;
+ }
+#endif
+ memcpy_toio(dev.base, PERMCODE, PERMCODESIZE);
+ if (msnd_upload_host(&dev, INITCODE, INITCODESIZE) < 0) {
+ printk(KERN_WARNING LOGNAME ": Error uploading to DSP\n");
+ ret = -ENODEV;
+ goto out;
+ }
+#ifdef HAVE_DSPCODEH
+ printk(KERN_INFO LOGNAME ": DSP firmware uploaded (resident)\n");
+#else
+ printk(KERN_INFO LOGNAME ": DSP firmware uploaded\n");
+#endif
+
+out:
+#ifndef HAVE_DSPCODEH
+ vfree(INITCODE);
+ vfree(PERMCODE);
+#endif
+
+ return ret;
+}
+
+#ifdef MSND_CLASSIC
+static void reset_proteus(void)
+{
+ msnd_outb(HPPRORESET_ON, dev.io + HP_PROR);
+ mdelay(TIME_PRO_RESET);
+ msnd_outb(HPPRORESET_OFF, dev.io + HP_PROR);
+ mdelay(TIME_PRO_RESET_DONE);
+}
+#endif
+
+static int initialize(void)
+{
+ int err, timeout;
+
+#ifdef MSND_CLASSIC
+ msnd_outb(HPWAITSTATE_0, dev.io + HP_WAIT);
+ msnd_outb(HPBITMODE_16, dev.io + HP_BITM);
+
+ reset_proteus();
+#endif
+ if ((err = init_sma()) < 0) {
+ printk(KERN_WARNING LOGNAME ": Cannot initialize SMA\n");
+ return err;
+ }
+
+ if ((err = reset_dsp()) < 0)
+ return err;
+
+ if ((err = upload_dsp_code()) < 0) {
+ printk(KERN_WARNING LOGNAME ": Cannot upload DSP code\n");
+ return err;
+ }
+
+ timeout = 200;
+ while (readw(dev.base)) {
+ mdelay(1);
+ if (!timeout--) {
+ printk(KERN_DEBUG LOGNAME ": DSP reset timeout\n");
+ return -EIO;
+ }
+ }
+
+ mixer_setup();
+
+ return 0;
+}
+
+static int dsp_full_reset(void)
+{
+ int rv;
+
+ if (test_bit(F_RESETTING, &dev.flags) || ++dev.nresets > 10)
+ return 0;
+
+ set_bit(F_RESETTING, &dev.flags);
+ printk(KERN_INFO LOGNAME ": DSP reset\n");
+ dsp_halt(NULL); /* Unconditionally halt */
+ if ((rv = initialize()))
+ printk(KERN_WARNING LOGNAME ": DSP reset failed\n");
+ force_recsrc(dev.recsrc);
+ dsp_open(NULL);
+ clear_bit(F_RESETTING, &dev.flags);
+
+ return rv;
+}
+
+static int __init attach_multisound(void)
+{
+ int err;
+
+ if ((err = request_irq(dev.irq, intr, 0, dev.name, &dev)) < 0) {
+ printk(KERN_ERR LOGNAME ": Couldn't grab IRQ %d\n", dev.irq);
+ return err;
+ }
+ if (request_region(dev.io, dev.numio, dev.name) == NULL) {
+ free_irq(dev.irq, &dev);
+ return -EBUSY;
+ }
+
+ err = dsp_full_reset();
+ if (err < 0) {
+ release_region(dev.io, dev.numio);
+ free_irq(dev.irq, &dev);
+ return err;
+ }
+
+ if ((err = msnd_register(&dev)) < 0) {
+ printk(KERN_ERR LOGNAME ": Unable to register MultiSound\n");
+ release_region(dev.io, dev.numio);
+ free_irq(dev.irq, &dev);
+ return err;
+ }
+
+ if ((dev.dsp_minor = register_sound_dsp(&dev_fileops, -1)) < 0) {
+ printk(KERN_ERR LOGNAME ": Unable to register DSP operations\n");
+ msnd_unregister(&dev);
+ release_region(dev.io, dev.numio);
+ free_irq(dev.irq, &dev);
+ return dev.dsp_minor;
+ }
+
+ if ((dev.mixer_minor = register_sound_mixer(&dev_fileops, -1)) < 0) {
+ printk(KERN_ERR LOGNAME ": Unable to register mixer operations\n");
+ unregister_sound_mixer(dev.mixer_minor);
+ msnd_unregister(&dev);
+ release_region(dev.io, dev.numio);
+ free_irq(dev.irq, &dev);
+ return dev.mixer_minor;
+ }
+
+ dev.ext_midi_dev = dev.hdr_midi_dev = -1;
+
+ disable_irq(dev.irq);
+ calibrate_adc(dev.play_sample_rate);
+#ifndef MSND_CLASSIC
+ force_recsrc(SOUND_MASK_IMIX);
+#endif
+
+ return 0;
+}
+
+static void __exit unload_multisound(void)
+{
+ release_region(dev.io, dev.numio);
+ free_irq(dev.irq, &dev);
+ unregister_sound_mixer(dev.mixer_minor);
+ unregister_sound_dsp(dev.dsp_minor);
+ msnd_unregister(&dev);
+}
+
+#ifndef MSND_CLASSIC
+
+/* Pinnacle/Fiji Logical Device Configuration */
+
+static int __init msnd_write_cfg(int cfg, int reg, int value)
+{
+ msnd_outb(reg, cfg);
+ msnd_outb(value, cfg + 1);
+ if (value != msnd_inb(cfg + 1)) {
+ printk(KERN_ERR LOGNAME ": msnd_write_cfg: I/O error\n");
+ return -EIO;
+ }
+ return 0;
+}
+
+static int __init msnd_write_cfg_io0(int cfg, int num, WORD io)
+{
+ if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
+ return -EIO;
+ if (msnd_write_cfg(cfg, IREG_IO0_BASEHI, HIBYTE(io)))
+ return -EIO;
+ if (msnd_write_cfg(cfg, IREG_IO0_BASELO, LOBYTE(io)))
+ return -EIO;
+ return 0;
+}
+
+static int __init msnd_write_cfg_io1(int cfg, int num, WORD io)
+{
+ if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
+ return -EIO;
+ if (msnd_write_cfg(cfg, IREG_IO1_BASEHI, HIBYTE(io)))
+ return -EIO;
+ if (msnd_write_cfg(cfg, IREG_IO1_BASELO, LOBYTE(io)))
+ return -EIO;
+ return 0;
+}
+
+static int __init msnd_write_cfg_irq(int cfg, int num, WORD irq)
+{
+ if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
+ return -EIO;
+ if (msnd_write_cfg(cfg, IREG_IRQ_NUMBER, LOBYTE(irq)))
+ return -EIO;
+ if (msnd_write_cfg(cfg, IREG_IRQ_TYPE, IRQTYPE_EDGE))
+ return -EIO;
+ return 0;
+}
+
+static int __init msnd_write_cfg_mem(int cfg, int num, int mem)
+{
+ WORD wmem;
+
+ mem >>= 8;
+ mem &= 0xfff;
+ wmem = (WORD)mem;
+ if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
+ return -EIO;
+ if (msnd_write_cfg(cfg, IREG_MEMBASEHI, HIBYTE(wmem)))
+ return -EIO;
+ if (msnd_write_cfg(cfg, IREG_MEMBASELO, LOBYTE(wmem)))
+ return -EIO;
+ if (wmem && msnd_write_cfg(cfg, IREG_MEMCONTROL, (MEMTYPE_HIADDR | MEMTYPE_16BIT)))
+ return -EIO;
+ return 0;
+}
+
+static int __init msnd_activate_logical(int cfg, int num)
+{
+ if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
+ return -EIO;
+ if (msnd_write_cfg(cfg, IREG_ACTIVATE, LD_ACTIVATE))
+ return -EIO;
+ return 0;
+}
+
+static int __init msnd_write_cfg_logical(int cfg, int num, WORD io0, WORD io1, WORD irq, int mem)
+{
+ if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
+ return -EIO;
+ if (msnd_write_cfg_io0(cfg, num, io0))
+ return -EIO;
+ if (msnd_write_cfg_io1(cfg, num, io1))
+ return -EIO;
+ if (msnd_write_cfg_irq(cfg, num, irq))
+ return -EIO;
+ if (msnd_write_cfg_mem(cfg, num, mem))
+ return -EIO;
+ if (msnd_activate_logical(cfg, num))
+ return -EIO;
+ return 0;
+}
+
+typedef struct msnd_pinnacle_cfg_device {
+ WORD io0, io1, irq;
+ int mem;
+} msnd_pinnacle_cfg_t[4];
+
+static int __init msnd_pinnacle_cfg_devices(int cfg, int reset, msnd_pinnacle_cfg_t device)
+{
+ int i;
+
+ /* Reset devices if told to */
+ if (reset) {
+ printk(KERN_INFO LOGNAME ": Resetting all devices\n");
+ for (i = 0; i < 4; ++i)
+ if (msnd_write_cfg_logical(cfg, i, 0, 0, 0, 0))
+ return -EIO;
+ }
+
+ /* Configure specified devices */
+ for (i = 0; i < 4; ++i) {
+
+ switch (i) {
+ case 0: /* DSP */
+ if (!(device[i].io0 && device[i].irq && device[i].mem))
+ continue;
+ break;
+ case 1: /* MPU */
+ if (!(device[i].io0 && device[i].irq))
+ continue;
+ printk(KERN_INFO LOGNAME
+ ": Configuring MPU to I/O 0x%x IRQ %d\n",
+ device[i].io0, device[i].irq);
+ break;
+ case 2: /* IDE */
+ if (!(device[i].io0 && device[i].io1 && device[i].irq))
+ continue;
+ printk(KERN_INFO LOGNAME
+ ": Configuring IDE to I/O 0x%x, 0x%x IRQ %d\n",
+ device[i].io0, device[i].io1, device[i].irq);
+ break;
+ case 3: /* Joystick */
+ if (!(device[i].io0))
+ continue;
+ printk(KERN_INFO LOGNAME
+ ": Configuring joystick to I/O 0x%x\n",
+ device[i].io0);
+ break;
+ }
+
+ /* Configure the device */
+ if (msnd_write_cfg_logical(cfg, i, device[i].io0, device[i].io1, device[i].irq, device[i].mem))
+ return -EIO;
+ }
+
+ return 0;
+}
+#endif
+
+#ifdef MODULE
+MODULE_AUTHOR ("Andrew Veliath <andrewtv@usa.net>");
+MODULE_DESCRIPTION ("Turtle Beach " LONGNAME " Linux Driver");
+MODULE_LICENSE("GPL");
+
+static int io __initdata = -1;
+static int irq __initdata = -1;
+static int mem __initdata = -1;
+static int write_ndelay __initdata = -1;
+
+#ifndef MSND_CLASSIC
+/* Pinnacle/Fiji non-PnP Config Port */
+static int cfg __initdata = -1;
+
+/* Extra Peripheral Configuration */
+static int reset __initdata = 0;
+static int mpu_io __initdata = 0;
+static int mpu_irq __initdata = 0;
+static int ide_io0 __initdata = 0;
+static int ide_io1 __initdata = 0;
+static int ide_irq __initdata = 0;
+static int joystick_io __initdata = 0;
+
+/* If we have the digital daugherboard... */
+static bool digital __initdata = false;
+#endif
+
+static int fifosize __initdata = DEFFIFOSIZE;
+static int calibrate_signal __initdata = 0;
+
+#else /* not a module */
+
+static int write_ndelay __initdata = -1;
+
+#ifdef MSND_CLASSIC
+static int io __initdata = CONFIG_MSNDCLAS_IO;
+static int irq __initdata = CONFIG_MSNDCLAS_IRQ;
+static int mem __initdata = CONFIG_MSNDCLAS_MEM;
+#else /* Pinnacle/Fiji */
+
+static int io __initdata = CONFIG_MSNDPIN_IO;
+static int irq __initdata = CONFIG_MSNDPIN_IRQ;
+static int mem __initdata = CONFIG_MSNDPIN_MEM;
+
+/* Pinnacle/Fiji non-PnP Config Port */
+#ifdef CONFIG_MSNDPIN_NONPNP
+# ifndef CONFIG_MSNDPIN_CFG
+# define CONFIG_MSNDPIN_CFG 0x250
+# endif
+#else
+# ifdef CONFIG_MSNDPIN_CFG
+# undef CONFIG_MSNDPIN_CFG
+# endif
+# define CONFIG_MSNDPIN_CFG -1
+#endif
+static int cfg __initdata = CONFIG_MSNDPIN_CFG;
+/* If not a module, we don't need to bother with reset=1 */
+static int reset;
+
+/* Extra Peripheral Configuration (Default: Disable) */
+#ifndef CONFIG_MSNDPIN_MPU_IO
+# define CONFIG_MSNDPIN_MPU_IO 0
+#endif
+static int mpu_io __initdata = CONFIG_MSNDPIN_MPU_IO;
+
+#ifndef CONFIG_MSNDPIN_MPU_IRQ
+# define CONFIG_MSNDPIN_MPU_IRQ 0
+#endif
+static int mpu_irq __initdata = CONFIG_MSNDPIN_MPU_IRQ;
+
+#ifndef CONFIG_MSNDPIN_IDE_IO0
+# define CONFIG_MSNDPIN_IDE_IO0 0
+#endif
+static int ide_io0 __initdata = CONFIG_MSNDPIN_IDE_IO0;
+
+#ifndef CONFIG_MSNDPIN_IDE_IO1
+# define CONFIG_MSNDPIN_IDE_IO1 0
+#endif
+static int ide_io1 __initdata = CONFIG_MSNDPIN_IDE_IO1;
+
+#ifndef CONFIG_MSNDPIN_IDE_IRQ
+# define CONFIG_MSNDPIN_IDE_IRQ 0
+#endif
+static int ide_irq __initdata = CONFIG_MSNDPIN_IDE_IRQ;
+
+#ifndef CONFIG_MSNDPIN_JOYSTICK_IO
+# define CONFIG_MSNDPIN_JOYSTICK_IO 0
+#endif
+static int joystick_io __initdata = CONFIG_MSNDPIN_JOYSTICK_IO;
+
+/* Have SPDIF (Digital) Daughterboard */
+#ifndef CONFIG_MSNDPIN_DIGITAL
+# define CONFIG_MSNDPIN_DIGITAL 0
+#endif
+static bool digital __initdata = CONFIG_MSNDPIN_DIGITAL;
+
+#endif /* MSND_CLASSIC */
+
+#ifndef CONFIG_MSND_FIFOSIZE
+# define CONFIG_MSND_FIFOSIZE DEFFIFOSIZE
+#endif
+static int fifosize __initdata = CONFIG_MSND_FIFOSIZE;
+
+#ifndef CONFIG_MSND_CALSIGNAL
+# define CONFIG_MSND_CALSIGNAL 0
+#endif
+static int
+calibrate_signal __initdata = CONFIG_MSND_CALSIGNAL;
+#endif /* MODULE */
+
+module_param (io, int, 0);
+module_param (irq, int, 0);
+module_param (mem, int, 0);
+module_param (write_ndelay, int, 0);
+module_param (fifosize, int, 0);
+module_param (calibrate_signal, int, 0);
+#ifndef MSND_CLASSIC
+module_param (digital, bool, 0);
+module_param (cfg, int, 0);
+module_param (reset, int, 0);
+module_param (mpu_io, int, 0);
+module_param (mpu_irq, int, 0);
+module_param (ide_io0, int, 0);
+module_param (ide_io1, int, 0);
+module_param (ide_irq, int, 0);
+module_param (joystick_io, int, 0);
+#endif
+
+static int __init msnd_init(void)
+{
+ int err;
+#ifndef MSND_CLASSIC
+ static msnd_pinnacle_cfg_t pinnacle_devs;
+#endif /* MSND_CLASSIC */
+
+ printk(KERN_INFO LOGNAME ": Turtle Beach " LONGNAME " Linux Driver Version "
+ VERSION ", Copyright (C) 1998 Andrew Veliath\n");
+
+ if (io == -1 || irq == -1 || mem == -1)
+ printk(KERN_WARNING LOGNAME ": io, irq and mem must be set\n");
+
+#ifdef MSND_CLASSIC
+ if (io == -1 ||
+ !(io == 0x290 ||
+ io == 0x260 ||
+ io == 0x250 ||
+ io == 0x240 ||
+ io == 0x230 ||
+ io == 0x220 ||
+ io == 0x210 ||
+ io == 0x3e0)) {
+ printk(KERN_ERR LOGNAME ": \"io\" - DSP I/O base must be set to 0x210, 0x220, 0x230, 0x240, 0x250, 0x260, 0x290, or 0x3E0\n");
+ return -EINVAL;
+ }
+#else
+ if (io == -1 ||
+ io < 0x100 ||
+ io > 0x3e0 ||
+ (io % 0x10) != 0) {
+ printk(KERN_ERR LOGNAME ": \"io\" - DSP I/O base must within the range 0x100 to 0x3E0 and must be evenly divisible by 0x10\n");
+ return -EINVAL;
+ }
+#endif /* MSND_CLASSIC */
+
+ if (irq == -1 ||
+ !(irq == 5 ||
+ irq == 7 ||
+ irq == 9 ||
+ irq == 10 ||
+ irq == 11 ||
+ irq == 12)) {
+ printk(KERN_ERR LOGNAME ": \"irq\" - must be set to 5, 7, 9, 10, 11 or 12\n");
+ return -EINVAL;
+ }
+
+ if (mem == -1 ||
+ !(mem == 0xb0000 ||
+ mem == 0xc8000 ||
+ mem == 0xd0000 ||
+ mem == 0xd8000 ||
+ mem == 0xe0000 ||
+ mem == 0xe8000)) {
+ printk(KERN_ERR LOGNAME ": \"mem\" - must be set to "
+ "0xb0000, 0xc8000, 0xd0000, 0xd8000, 0xe0000 or 0xe8000\n");
+ return -EINVAL;
+ }
+
+#ifdef MSND_CLASSIC
+ switch (irq) {
+ case 5: dev.irqid = HPIRQ_5; break;
+ case 7: dev.irqid = HPIRQ_7; break;
+ case 9: dev.irqid = HPIRQ_9; break;
+ case 10: dev.irqid = HPIRQ_10; break;
+ case 11: dev.irqid = HPIRQ_11; break;
+ case 12: dev.irqid = HPIRQ_12; break;
+ }
+
+ switch (mem) {
+ case 0xb0000: dev.memid = HPMEM_B000; break;
+ case 0xc8000: dev.memid = HPMEM_C800; break;
+ case 0xd0000: dev.memid = HPMEM_D000; break;
+ case 0xd8000: dev.memid = HPMEM_D800; break;
+ case 0xe0000: dev.memid = HPMEM_E000; break;
+ case 0xe8000: dev.memid = HPMEM_E800; break;
+ }
+#else
+ if (cfg == -1) {
+ printk(KERN_INFO LOGNAME ": Assuming PnP mode\n");
+ } else if (cfg != 0x250 && cfg != 0x260 && cfg != 0x270) {
+ printk(KERN_INFO LOGNAME ": Config port must be 0x250, 0x260 or 0x270 (or unspecified for PnP mode)\n");
+ return -EINVAL;
+ } else {
+ printk(KERN_INFO LOGNAME ": Non-PnP mode: configuring at port 0x%x\n", cfg);
+
+ /* DSP */
+ pinnacle_devs[0].io0 = io;
+ pinnacle_devs[0].irq = irq;
+ pinnacle_devs[0].mem = mem;
+
+ /* The following are Pinnacle specific */
+
+ /* MPU */
+ pinnacle_devs[1].io0 = mpu_io;
+ pinnacle_devs[1].irq = mpu_irq;
+
+ /* IDE */
+ pinnacle_devs[2].io0 = ide_io0;
+ pinnacle_devs[2].io1 = ide_io1;
+ pinnacle_devs[2].irq = ide_irq;
+
+ /* Joystick */
+ pinnacle_devs[3].io0 = joystick_io;
+
+ if (!request_region(cfg, 2, "Pinnacle/Fiji Config")) {
+ printk(KERN_ERR LOGNAME ": Config port 0x%x conflict\n", cfg);
+ return -EIO;
+ }
+
+ if (msnd_pinnacle_cfg_devices(cfg, reset, pinnacle_devs)) {
+ printk(KERN_ERR LOGNAME ": Device configuration error\n");
+ release_region(cfg, 2);
+ return -EIO;
+ }
+ release_region(cfg, 2);
+ }
+#endif /* MSND_CLASSIC */
+
+ if (fifosize < 16)
+ fifosize = 16;
+
+ if (fifosize > 1024)
+ fifosize = 1024;
+
+ set_default_audio_parameters();
+#ifdef MSND_CLASSIC
+ dev.type = msndClassic;
+#else
+ dev.type = msndPinnacle;
+#endif
+ dev.io = io;
+ dev.numio = DSP_NUMIO;
+ dev.irq = irq;
+ dev.base = ioremap(mem, 0x8000);
+ dev.fifosize = fifosize * 1024;
+ dev.calibrate_signal = calibrate_signal ? 1 : 0;
+ dev.recsrc = 0;
+ dev.dspq_data_buff = DSPQ_DATA_BUFF;
+ dev.dspq_buff_size = DSPQ_BUFF_SIZE;
+ if (write_ndelay == -1)
+ write_ndelay = CONFIG_MSND_WRITE_NDELAY;
+ if (write_ndelay)
+ clear_bit(F_DISABLE_WRITE_NDELAY, &dev.flags);
+ else
+ set_bit(F_DISABLE_WRITE_NDELAY, &dev.flags);
+#ifndef MSND_CLASSIC
+ if (digital)
+ set_bit(F_HAVEDIGITAL, &dev.flags);
+#endif
+ init_waitqueue_head(&dev.writeblock);
+ init_waitqueue_head(&dev.readblock);
+ init_waitqueue_head(&dev.writeflush);
+ msnd_fifo_init(&dev.DAPF);
+ msnd_fifo_init(&dev.DARF);
+ spin_lock_init(&dev.lock);
+ printk(KERN_INFO LOGNAME ": %u byte audio FIFOs (x2)\n", dev.fifosize);
+ if ((err = msnd_fifo_alloc(&dev.DAPF, dev.fifosize)) < 0) {
+ printk(KERN_ERR LOGNAME ": Couldn't allocate write FIFO\n");
+ return err;
+ }
+
+ if ((err = msnd_fifo_alloc(&dev.DARF, dev.fifosize)) < 0) {
+ printk(KERN_ERR LOGNAME ": Couldn't allocate read FIFO\n");
+ msnd_fifo_free(&dev.DAPF);
+ return err;
+ }
+
+ if ((err = probe_multisound()) < 0) {
+ printk(KERN_ERR LOGNAME ": Probe failed\n");
+ msnd_fifo_free(&dev.DAPF);
+ msnd_fifo_free(&dev.DARF);
+ return err;
+ }
+
+ if ((err = attach_multisound()) < 0) {
+ printk(KERN_ERR LOGNAME ": Attach failed\n");
+ msnd_fifo_free(&dev.DAPF);
+ msnd_fifo_free(&dev.DARF);
+ return err;
+ }
+
+ return 0;
+}
+
+static void __exit msdn_cleanup(void)
+{
+ unload_multisound();
+ msnd_fifo_free(&dev.DAPF);
+ msnd_fifo_free(&dev.DARF);
+}
+
+module_init(msnd_init);
+module_exit(msdn_cleanup);
Code Review / kvmfornfv.git / blobdiff