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sbdsp.c revision 1.73
      1  1.73   mycroft /*	$NetBSD: sbdsp.c,v 1.73 1997/10/11 11:29:15 mycroft Exp $	*/
      2   1.1    brezak 
      3   1.1    brezak /*
      4   1.1    brezak  * Copyright (c) 1991-1993 Regents of the University of California.
      5   1.1    brezak  * All rights reserved.
      6   1.1    brezak  *
      7   1.1    brezak  * Redistribution and use in source and binary forms, with or without
      8   1.1    brezak  * modification, are permitted provided that the following conditions
      9   1.1    brezak  * are met:
     10   1.1    brezak  * 1. Redistributions of source code must retain the above copyright
     11   1.1    brezak  *    notice, this list of conditions and the following disclaimer.
     12   1.1    brezak  * 2. Redistributions in binary form must reproduce the above copyright
     13   1.1    brezak  *    notice, this list of conditions and the following disclaimer in the
     14   1.1    brezak  *    documentation and/or other materials provided with the distribution.
     15   1.1    brezak  * 3. All advertising materials mentioning features or use of this software
     16   1.1    brezak  *    must display the following acknowledgement:
     17   1.1    brezak  *	This product includes software developed by the Computer Systems
     18   1.1    brezak  *	Engineering Group at Lawrence Berkeley Laboratory.
     19   1.1    brezak  * 4. Neither the name of the University nor of the Laboratory may be used
     20   1.1    brezak  *    to endorse or promote products derived from this software without
     21   1.1    brezak  *    specific prior written permission.
     22   1.1    brezak  *
     23   1.1    brezak  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24   1.1    brezak  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25   1.1    brezak  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26   1.1    brezak  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27   1.1    brezak  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28   1.1    brezak  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29   1.1    brezak  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30   1.1    brezak  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31   1.1    brezak  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32   1.1    brezak  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33   1.1    brezak  * SUCH DAMAGE.
     34   1.1    brezak  *
     35   1.1    brezak  */
     36  1.39   mycroft 
     37   1.1    brezak /*
     38   1.1    brezak  * SoundBlaster Pro code provided by John Kohl, based on lots of
     39   1.1    brezak  * information he gleaned from Steve Haehnichen <steve (at) vigra.com>'s
     40   1.1    brezak  * SBlast driver for 386BSD and DOS driver code from Daniel Sachs
     41   1.1    brezak  * <sachs (at) meibm15.cen.uiuc.edu>.
     42  1.52  augustss  * Lots of rewrites by Lennart Augustsson <augustss (at) cs.chalmers.se>
     43  1.52  augustss  * with information from SB "Hardware Programming Guide" and the
     44  1.52  augustss  * Linux drivers.
     45   1.1    brezak  */
     46   1.1    brezak 
     47   1.1    brezak #include <sys/param.h>
     48   1.1    brezak #include <sys/systm.h>
     49   1.1    brezak #include <sys/errno.h>
     50   1.1    brezak #include <sys/ioctl.h>
     51   1.1    brezak #include <sys/syslog.h>
     52   1.1    brezak #include <sys/device.h>
     53   1.1    brezak #include <sys/proc.h>
     54   1.1    brezak #include <sys/buf.h>
     55   1.1    brezak #include <vm/vm.h>
     56   1.1    brezak 
     57   1.1    brezak #include <machine/cpu.h>
     58  1.26   mycroft #include <machine/intr.h>
     59  1.57   thorpej #include <machine/bus.h>
     60   1.1    brezak 
     61   1.1    brezak #include <sys/audioio.h>
     62   1.1    brezak #include <dev/audio_if.h>
     63  1.45  augustss #include <dev/mulaw.h>
     64  1.64  augustss #include <dev/auconv.h>
     65   1.1    brezak 
     66   1.6       cgd #include <dev/isa/isavar.h>
     67   1.6       cgd #include <dev/isa/isadmavar.h>
     68   1.1    brezak 
     69   1.7       cgd #include <dev/isa/sbreg.h>
     70   1.7       cgd #include <dev/isa/sbdspvar.h>
     71   1.1    brezak 
     72  1.12    brezak #ifdef AUDIO_DEBUG
     73  1.60  augustss #define DPRINTF(x)	if (sbdspdebug) printf x
     74   1.1    brezak int	sbdspdebug = 0;
     75   1.1    brezak #else
     76   1.1    brezak #define DPRINTF(x)
     77   1.1    brezak #endif
     78   1.1    brezak 
     79   1.1    brezak #ifndef SBDSP_NPOLL
     80   1.1    brezak #define SBDSP_NPOLL 3000
     81   1.1    brezak #endif
     82   1.1    brezak 
     83   1.1    brezak struct {
     84   1.1    brezak 	int wdsp;
     85   1.1    brezak 	int rdsp;
     86   1.1    brezak 	int wmidi;
     87   1.1    brezak } sberr;
     88   1.1    brezak 
     89  1.16   mycroft /*
     90  1.16   mycroft  * Time constant routines follow.  See SBK, section 12.
     91  1.16   mycroft  * Although they don't come out and say it (in the docs),
     92  1.16   mycroft  * the card clearly uses a 1MHz countdown timer, as the
     93  1.16   mycroft  * low-speed formula (p. 12-4) is:
     94  1.16   mycroft  *	tc = 256 - 10^6 / sr
     95  1.16   mycroft  * In high-speed mode, the constant is the upper byte of a 16-bit counter,
     96  1.16   mycroft  * and a 256MHz clock is used:
     97  1.16   mycroft  *	tc = 65536 - 256 * 10^ 6 / sr
     98  1.16   mycroft  * Since we can only use the upper byte of the HS TC, the two formulae
     99  1.16   mycroft  * are equivalent.  (Why didn't they say so?)  E.g.,
    100  1.16   mycroft  * 	(65536 - 256 * 10 ^ 6 / x) >> 8 = 256 - 10^6 / x
    101  1.16   mycroft  *
    102  1.16   mycroft  * The crossover point (from low- to high-speed modes) is different
    103  1.16   mycroft  * for the SBPRO and SB20.  The table on p. 12-5 gives the following data:
    104  1.16   mycroft  *
    105  1.16   mycroft  *				SBPRO			SB20
    106  1.16   mycroft  *				-----			--------
    107  1.16   mycroft  * input ls min			4	KHz		4	KHz
    108  1.16   mycroft  * input ls max			23	KHz		13	KHz
    109  1.16   mycroft  * input hs max			44.1	KHz		15	KHz
    110  1.16   mycroft  * output ls min		4	KHz		4	KHz
    111  1.16   mycroft  * output ls max		23	KHz		23	KHz
    112  1.16   mycroft  * output hs max		44.1	KHz		44.1	KHz
    113  1.16   mycroft  */
    114  1.52  augustss /* XXX Should we round the tc?
    115  1.52  augustss #define SB_RATE_TO_TC(x) (((65536 - 256 * 1000000 / (x)) + 128) >> 8)
    116  1.52  augustss */
    117  1.52  augustss #define SB_RATE_TO_TC(x) (256 - 1000000 / (x))
    118  1.52  augustss #define SB_TC_TO_RATE(tc) (1000000 / (256 - (tc)))
    119  1.52  augustss 
    120  1.52  augustss struct sbmode {
    121  1.54  augustss 	short	model;
    122  1.52  augustss 	u_char	channels;
    123  1.52  augustss 	u_char	precision;
    124  1.52  augustss 	u_short	lowrate, highrate;
    125  1.52  augustss 	u_char	cmd;
    126  1.56       jtk 	u_char	cmdchan;
    127  1.52  augustss };
    128  1.52  augustss static struct sbmode sbpmodes[] = {
    129  1.52  augustss  { SB_1,    1,  8,  4000, 22727, SB_DSP_WDMA      },
    130  1.52  augustss  { SB_20,   1,  8,  4000, 22727, SB_DSP_WDMA_LOOP },
    131  1.52  augustss  { SB_2x,   1,  8,  4000, 22727, SB_DSP_WDMA_LOOP },
    132  1.52  augustss  { SB_2x,   1,  8, 22727, 45454, SB_DSP_HS_OUTPUT },
    133  1.52  augustss  { SB_PRO,  1,  8,  4000, 22727, SB_DSP_WDMA_LOOP },
    134  1.52  augustss  { SB_PRO,  1,  8, 22727, 45454, SB_DSP_HS_OUTPUT },
    135  1.52  augustss  { SB_PRO,  2,  8, 11025, 22727, SB_DSP_HS_OUTPUT },
    136  1.56       jtk  /* Yes, we write the record mode to set 16-bit playback mode. weird, huh? */
    137  1.52  augustss  { SB_JAZZ, 1,  8,  4000, 22727, SB_DSP_WDMA_LOOP, SB_DSP_RECORD_MONO },
    138  1.52  augustss  { SB_JAZZ, 1,  8, 22727, 45454, SB_DSP_HS_OUTPUT, SB_DSP_RECORD_MONO },
    139  1.52  augustss  { SB_JAZZ, 2,  8, 11025, 22727, SB_DSP_HS_OUTPUT, SB_DSP_RECORD_STEREO },
    140  1.52  augustss  { SB_JAZZ, 1, 16,  4000, 22727, SB_DSP_WDMA_LOOP, JAZZ16_RECORD_MONO },
    141  1.52  augustss  { SB_JAZZ, 1, 16, 22727, 45454, SB_DSP_HS_OUTPUT, JAZZ16_RECORD_MONO },
    142  1.52  augustss  { SB_JAZZ, 2, 16, 11025, 22727, SB_DSP_HS_OUTPUT, JAZZ16_RECORD_STEREO },
    143  1.52  augustss  { SB_16,   1,  8,  5000, 45000, SB_DSP16_WDMA_8  },
    144  1.52  augustss  { SB_16,   2,  8,  5000, 45000, SB_DSP16_WDMA_8  },
    145  1.64  augustss #define PLAY16 15 /* must be the index of the next entry in the table */
    146  1.52  augustss  { SB_16,   1, 16,  5000, 45000, SB_DSP16_WDMA_16 },
    147  1.52  augustss  { SB_16,   2, 16,  5000, 45000, SB_DSP16_WDMA_16 },
    148  1.52  augustss  { -1 }
    149  1.52  augustss };
    150  1.52  augustss static struct sbmode sbrmodes[] = {
    151  1.52  augustss  { SB_1,    1,  8,  4000, 12987, SB_DSP_RDMA      },
    152  1.52  augustss  { SB_20,   1,  8,  4000, 12987, SB_DSP_RDMA_LOOP },
    153  1.52  augustss  { SB_2x,   1,  8,  4000, 12987, SB_DSP_RDMA_LOOP },
    154  1.52  augustss  { SB_2x,   1,  8, 12987, 14925, SB_DSP_HS_INPUT  },
    155  1.52  augustss  { SB_PRO,  1,  8,  4000, 22727, SB_DSP_RDMA_LOOP, SB_DSP_RECORD_MONO },
    156  1.52  augustss  { SB_PRO,  1,  8, 22727, 45454, SB_DSP_HS_INPUT,  SB_DSP_RECORD_MONO },
    157  1.52  augustss  { SB_PRO,  2,  8, 11025, 22727, SB_DSP_HS_INPUT,  SB_DSP_RECORD_STEREO },
    158  1.52  augustss  { SB_JAZZ, 1,  8,  4000, 22727, SB_DSP_RDMA_LOOP, SB_DSP_RECORD_MONO },
    159  1.52  augustss  { SB_JAZZ, 1,  8, 22727, 45454, SB_DSP_HS_INPUT,  SB_DSP_RECORD_MONO },
    160  1.52  augustss  { SB_JAZZ, 2,  8, 11025, 22727, SB_DSP_HS_INPUT,  SB_DSP_RECORD_STEREO },
    161  1.52  augustss  { SB_JAZZ, 1, 16,  4000, 22727, SB_DSP_RDMA_LOOP, JAZZ16_RECORD_MONO },
    162  1.52  augustss  { SB_JAZZ, 1, 16, 22727, 45454, SB_DSP_HS_INPUT,  JAZZ16_RECORD_MONO },
    163  1.52  augustss  { SB_JAZZ, 2, 16, 11025, 22727, SB_DSP_HS_INPUT,  JAZZ16_RECORD_STEREO },
    164  1.52  augustss  { SB_16,   1,  8,  5000, 45000, SB_DSP16_RDMA_8  },
    165  1.52  augustss  { SB_16,   2,  8,  5000, 45000, SB_DSP16_RDMA_8  },
    166  1.52  augustss  { SB_16,   1, 16,  5000, 45000, SB_DSP16_RDMA_16 },
    167  1.52  augustss  { SB_16,   2, 16,  5000, 45000, SB_DSP16_RDMA_16 },
    168  1.52  augustss  { -1 }
    169  1.52  augustss };
    170  1.52  augustss 
    171  1.52  augustss void	sbversion __P((struct sbdsp_softc *));
    172  1.52  augustss void	sbdsp_jazz16_probe __P((struct sbdsp_softc *));
    173  1.52  augustss void	sbdsp_set_mixer_gain __P((struct sbdsp_softc *sc, int port));
    174  1.25  christos void	sbdsp_to __P((void *));
    175  1.25  christos void	sbdsp_pause __P((struct sbdsp_softc *));
    176  1.25  christos int	sbdsp_set_timeconst __P((struct sbdsp_softc *, int));
    177  1.52  augustss int	sbdsp16_set_rate __P((struct sbdsp_softc *, int, int));
    178  1.50  augustss int	sbdsp_set_in_ports __P((struct sbdsp_softc *, int));
    179  1.50  augustss void	sbdsp_set_ifilter __P((void *, int));
    180  1.50  augustss int	sbdsp_get_ifilter __P((void *));
    181  1.25  christos 
    182  1.70  augustss static	int sbdsp_dma_setup_input __P((struct sbdsp_softc *sc));
    183  1.70  augustss static	int sbdsp_dma_setup_output __P((struct sbdsp_softc *sc));
    184  1.66  augustss static	int sbdsp_adjust __P((int, int));
    185  1.66  augustss 
    186  1.25  christos #ifdef AUDIO_DEBUG
    187  1.25  christos void sb_printsc __P((struct sbdsp_softc *));
    188  1.25  christos 
    189   1.1    brezak void
    190  1.25  christos sb_printsc(sc)
    191  1.25  christos 	struct sbdsp_softc *sc;
    192   1.1    brezak {
    193   1.1    brezak 	int i;
    194   1.1    brezak 
    195  1.70  augustss 	printf("open %d dmachan %d/%d %d/%d iobase 0x%x irq %d\n",
    196  1.70  augustss 	    (int)sc->sc_open, sc->sc_i.run, sc->sc_o.run,
    197  1.70  augustss 	    sc->sc_drq8, sc->sc_drq16,
    198  1.43     mikel 	    sc->sc_iobase, sc->sc_irq);
    199  1.52  augustss 	printf("irate %d itc %x orate %d otc %x\n",
    200  1.70  augustss 	    sc->sc_i.rate, sc->sc_i.tc,
    201  1.70  augustss 	    sc->sc_o.rate, sc->sc_o.tc);
    202  1.43     mikel 	printf("outport %u inport %u spkron %u nintr %lu\n",
    203  1.16   mycroft 	    sc->out_port, sc->in_port, sc->spkr_state, sc->sc_interrupts);
    204  1.70  augustss 	printf("intr8 %p arg8 %p\n",
    205  1.70  augustss 	    sc->sc_intr8, sc->sc_arg16);
    206  1.70  augustss 	printf("intr16 %p arg16 %p\n",
    207  1.70  augustss 	    sc->sc_intr8, sc->sc_arg16);
    208  1.43     mikel 	printf("gain:");
    209   1.1    brezak 	for (i = 0; i < SB_NDEVS; i++)
    210  1.50  augustss 		printf(" %u,%u", sc->gain[i][SB_LEFT], sc->gain[i][SB_RIGHT]);
    211  1.28  christos 	printf("\n");
    212   1.1    brezak }
    213  1.43     mikel #endif /* AUDIO_DEBUG */
    214   1.1    brezak 
    215   1.1    brezak /*
    216   1.1    brezak  * Probe / attach routines.
    217   1.1    brezak  */
    218   1.1    brezak 
    219   1.1    brezak /*
    220   1.1    brezak  * Probe for the soundblaster hardware.
    221   1.1    brezak  */
    222   1.1    brezak int
    223   1.1    brezak sbdsp_probe(sc)
    224   1.1    brezak 	struct sbdsp_softc *sc;
    225   1.1    brezak {
    226   1.1    brezak 
    227   1.1    brezak 	if (sbdsp_reset(sc) < 0) {
    228   1.1    brezak 		DPRINTF(("sbdsp: couldn't reset card\n"));
    229   1.1    brezak 		return 0;
    230   1.1    brezak 	}
    231  1.24       jtk 	/* if flags set, go and probe the jazz16 stuff */
    232  1.52  augustss 	if (sc->sc_dev.dv_cfdata->cf_flags & 1)
    233  1.52  augustss 		sbdsp_jazz16_probe(sc);
    234  1.52  augustss 	else
    235  1.52  augustss 		sbversion(sc);
    236  1.52  augustss 	if (sc->sc_model == SB_UNK) {
    237  1.52  augustss 		/* Unknown SB model found. */
    238  1.52  augustss 		DPRINTF(("sbdsp: unknown SB model found\n"));
    239  1.52  augustss 		return 0;
    240  1.40       jtk 	}
    241   1.1    brezak 	return 1;
    242   1.1    brezak }
    243   1.1    brezak 
    244   1.1    brezak /*
    245  1.24       jtk  * Try add-on stuff for Jazz16.
    246  1.24       jtk  */
    247  1.52  augustss void
    248  1.24       jtk sbdsp_jazz16_probe(sc)
    249  1.24       jtk 	struct sbdsp_softc *sc;
    250  1.24       jtk {
    251  1.24       jtk 	static u_char jazz16_irq_conf[16] = {
    252  1.24       jtk 	    -1, -1, 0x02, 0x03,
    253  1.24       jtk 	    -1, 0x01, -1, 0x04,
    254  1.24       jtk 	    -1, 0x02, 0x05, -1,
    255  1.24       jtk 	    -1, -1, -1, 0x06};
    256  1.24       jtk 	static u_char jazz16_drq_conf[8] = {
    257  1.24       jtk 	    -1, 0x01, -1, 0x02,
    258  1.24       jtk 	    -1, 0x03, -1, 0x04};
    259  1.24       jtk 
    260  1.31  christos 	bus_space_tag_t iot = sc->sc_iot;
    261  1.31  christos 	bus_space_handle_t ioh;
    262  1.31  christos 
    263  1.52  augustss 	sbversion(sc);
    264  1.52  augustss 
    265  1.40       jtk 	DPRINTF(("jazz16 probe\n"));
    266  1.40       jtk 
    267  1.40       jtk 	if (bus_space_map(iot, JAZZ16_CONFIG_PORT, 1, 0, &ioh)) {
    268  1.40       jtk 		DPRINTF(("bus map failed\n"));
    269  1.52  augustss 		return;
    270  1.40       jtk 	}
    271  1.24       jtk 
    272  1.35   mycroft 	if (jazz16_drq_conf[sc->sc_drq8] == (u_char)-1 ||
    273  1.40       jtk 	    jazz16_irq_conf[sc->sc_irq] == (u_char)-1) {
    274  1.40       jtk 		DPRINTF(("drq/irq check failed\n"));
    275  1.31  christos 		goto done;		/* give up, we can't do it. */
    276  1.40       jtk 	}
    277  1.31  christos 
    278  1.31  christos 	bus_space_write_1(iot, ioh, 0, JAZZ16_WAKEUP);
    279  1.24       jtk 	delay(10000);			/* delay 10 ms */
    280  1.31  christos 	bus_space_write_1(iot, ioh, 0, JAZZ16_SETBASE);
    281  1.31  christos 	bus_space_write_1(iot, ioh, 0, sc->sc_iobase & 0x70);
    282  1.24       jtk 
    283  1.40       jtk 	if (sbdsp_reset(sc) < 0) {
    284  1.40       jtk 		DPRINTF(("sbdsp_reset check failed\n"));
    285  1.31  christos 		goto done;		/* XXX? what else could we do? */
    286  1.40       jtk 	}
    287  1.24       jtk 
    288  1.40       jtk 	if (sbdsp_wdsp(sc, JAZZ16_READ_VER)) {
    289  1.40       jtk 		DPRINTF(("read16 setup failed\n"));
    290  1.31  christos 		goto done;
    291  1.40       jtk 	}
    292  1.31  christos 
    293  1.40       jtk 	if (sbdsp_rdsp(sc) != JAZZ16_VER_JAZZ) {
    294  1.40       jtk 		DPRINTF(("read16 failed\n"));
    295  1.31  christos 		goto done;
    296  1.40       jtk 	}
    297  1.24       jtk 
    298  1.35   mycroft 	/* XXX set both 8 & 16-bit drq to same channel, it works fine. */
    299  1.35   mycroft 	sc->sc_drq16 = sc->sc_drq8;
    300  1.31  christos 	if (sbdsp_wdsp(sc, JAZZ16_SET_DMAINTR) ||
    301  1.35   mycroft 	    sbdsp_wdsp(sc, (jazz16_drq_conf[sc->sc_drq16] << 4) |
    302  1.35   mycroft 		jazz16_drq_conf[sc->sc_drq8]) ||
    303  1.40       jtk 	    sbdsp_wdsp(sc, jazz16_irq_conf[sc->sc_irq])) {
    304  1.40       jtk 		DPRINTF(("sbdsp: can't write jazz16 probe stuff\n"));
    305  1.40       jtk 	} else {
    306  1.40       jtk 		DPRINTF(("jazz16 detected!\n"));
    307  1.52  augustss 		sc->sc_model = SB_JAZZ;
    308  1.52  augustss 		sc->sc_mixer_model = SBM_CT1345; /* XXX really? */
    309  1.40       jtk 	}
    310  1.31  christos 
    311  1.31  christos done:
    312  1.31  christos 	bus_space_unmap(iot, ioh, 1);
    313  1.24       jtk }
    314  1.24       jtk 
    315  1.24       jtk /*
    316   1.1    brezak  * Attach hardware to driver, attach hardware driver to audio
    317   1.1    brezak  * pseudo-device driver .
    318   1.1    brezak  */
    319   1.1    brezak void
    320   1.1    brezak sbdsp_attach(sc)
    321   1.1    brezak 	struct sbdsp_softc *sc;
    322   1.1    brezak {
    323  1.68  augustss 	struct audio_params pparams, rparams;
    324  1.51  augustss         int i;
    325  1.51  augustss         u_int v;
    326   1.1    brezak 
    327  1.57   thorpej 	/*
    328  1.57   thorpej 	 * Create our DMA maps.
    329  1.57   thorpej 	 */
    330  1.57   thorpej 	if (sc->sc_drq8 != -1) {
    331  1.57   thorpej 		if (isa_dmamap_create(sc->sc_isa, sc->sc_drq8,
    332  1.62  augustss 		    MAX_ISADMA, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW)) {
    333  1.57   thorpej 			printf("%s: can't create map for drq %d\n",
    334  1.57   thorpej 			    sc->sc_dev.dv_xname, sc->sc_drq8);
    335  1.57   thorpej 			return;
    336  1.57   thorpej 		}
    337  1.57   thorpej 	}
    338  1.57   thorpej 	if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) {
    339  1.57   thorpej 		if (isa_dmamap_create(sc->sc_isa, sc->sc_drq16,
    340  1.62  augustss 		    MAX_ISADMA, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW)) {
    341  1.57   thorpej 			printf("%s: can't create map for drq %d\n",
    342  1.57   thorpej 			    sc->sc_dev.dv_xname, sc->sc_drq16);
    343  1.57   thorpej 			return;
    344  1.57   thorpej 		}
    345  1.57   thorpej 	}
    346  1.57   thorpej 
    347  1.68  augustss 	pparams = audio_default;
    348  1.68  augustss 	rparams = audio_default;
    349  1.68  augustss         sbdsp_set_params(sc, AUMODE_RECORD|AUMODE_PLAY, 0, &pparams, &rparams);
    350  1.51  augustss 
    351  1.51  augustss 	sbdsp_set_in_port(sc, SB_MIC_VOL);
    352  1.51  augustss 	sbdsp_set_out_port(sc, SB_MASTER_VOL);
    353  1.51  augustss 
    354  1.51  augustss 	if (sc->sc_mixer_model != SBM_NONE) {
    355  1.51  augustss         	/* Reset the mixer.*/
    356   1.1    brezak 		sbdsp_mix_write(sc, SBP_MIX_RESET, SBP_MIX_RESET);
    357  1.51  augustss                 /* And set our own default values */
    358  1.50  augustss 		for (i = 0; i < SB_NDEVS; i++) {
    359  1.50  augustss 			switch(i) {
    360  1.50  augustss 			case SB_MIC_VOL:
    361  1.50  augustss 			case SB_LINE_IN_VOL:
    362  1.50  augustss 				v = 0;
    363  1.50  augustss 				break;
    364  1.50  augustss 			case SB_BASS:
    365  1.50  augustss 			case SB_TREBLE:
    366  1.50  augustss 				v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN/2);
    367  1.50  augustss 				break;
    368  1.69  augustss 			case SB_CD_IN_MUTE:
    369  1.69  augustss 			case SB_MIC_IN_MUTE:
    370  1.69  augustss 			case SB_LINE_IN_MUTE:
    371  1.69  augustss 			case SB_MIDI_IN_MUTE:
    372  1.69  augustss 			case SB_CD_SWAP:
    373  1.69  augustss 			case SB_MIC_SWAP:
    374  1.69  augustss 			case SB_LINE_SWAP:
    375  1.69  augustss 			case SB_MIDI_SWAP:
    376  1.69  augustss 			case SB_CD_OUT_MUTE:
    377  1.69  augustss 			case SB_MIC_OUT_MUTE:
    378  1.69  augustss 			case SB_LINE_OUT_MUTE:
    379  1.69  augustss 				v = 0;
    380  1.69  augustss 				break;
    381  1.50  augustss 			default:
    382  1.50  augustss 				v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN * 3 / 4);
    383  1.50  augustss 				break;
    384  1.50  augustss 			}
    385  1.50  augustss 			sc->gain[i][SB_LEFT] = sc->gain[i][SB_RIGHT] = v;
    386  1.50  augustss 			sbdsp_set_mixer_gain(sc, i);
    387  1.50  augustss 		}
    388  1.17       jtk 		sc->in_filter = 0;	/* no filters turned on, please */
    389   1.1    brezak 	}
    390  1.16   mycroft 
    391  1.28  christos 	printf(": dsp v%d.%02d%s\n",
    392  1.52  augustss 	       SBVER_MAJOR(sc->sc_version), SBVER_MINOR(sc->sc_version),
    393  1.52  augustss 	       sc->sc_model == SB_JAZZ ? ": <Jazz16>" : "");
    394  1.70  augustss 
    395  1.70  augustss 	sc->sc_fullduplex = ISSB16CLASS(sc) &&
    396  1.70  augustss 		sc->sc_drq8 != -1 && sc->sc_drq16 != -1 &&
    397  1.70  augustss 		sc->sc_drq8 != sc->sc_drq16;
    398   1.1    brezak }
    399   1.1    brezak 
    400   1.1    brezak void
    401   1.1    brezak sbdsp_mix_write(sc, mixerport, val)
    402   1.1    brezak 	struct sbdsp_softc *sc;
    403   1.1    brezak 	int mixerport;
    404   1.1    brezak 	int val;
    405   1.1    brezak {
    406  1.31  christos 	bus_space_tag_t iot = sc->sc_iot;
    407  1.31  christos 	bus_space_handle_t ioh = sc->sc_ioh;
    408  1.48  augustss 	int s;
    409  1.31  christos 
    410  1.48  augustss 	s = splaudio();
    411  1.31  christos 	bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport);
    412  1.48  augustss 	delay(20);
    413  1.31  christos 	bus_space_write_1(iot, ioh, SBP_MIXER_DATA, val);
    414   1.1    brezak 	delay(30);
    415  1.48  augustss 	splx(s);
    416   1.1    brezak }
    417   1.1    brezak 
    418   1.1    brezak int
    419   1.1    brezak sbdsp_mix_read(sc, mixerport)
    420   1.1    brezak 	struct sbdsp_softc *sc;
    421   1.1    brezak 	int mixerport;
    422   1.1    brezak {
    423  1.31  christos 	bus_space_tag_t iot = sc->sc_iot;
    424  1.31  christos 	bus_space_handle_t ioh = sc->sc_ioh;
    425  1.48  augustss 	int val;
    426  1.48  augustss 	int s;
    427  1.31  christos 
    428  1.48  augustss 	s = splaudio();
    429  1.31  christos 	bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport);
    430  1.48  augustss 	delay(20);
    431  1.48  augustss 	val = bus_space_read_1(iot, ioh, SBP_MIXER_DATA);
    432  1.48  augustss 	delay(30);
    433  1.48  augustss 	splx(s);
    434  1.48  augustss 	return val;
    435   1.1    brezak }
    436   1.1    brezak 
    437  1.52  augustss /*
    438  1.52  augustss  * Various routines to interface to higher level audio driver
    439  1.52  augustss  */
    440  1.52  augustss 
    441   1.1    brezak int
    442   1.1    brezak sbdsp_query_encoding(addr, fp)
    443  1.16   mycroft 	void *addr;
    444  1.16   mycroft 	struct audio_encoding *fp;
    445   1.1    brezak {
    446  1.46  augustss 	struct sbdsp_softc *sc = addr;
    447  1.52  augustss 	int emul;
    448  1.52  augustss 
    449  1.54  augustss 	emul = ISSB16CLASS(sc) ? 0 : AUDIO_ENCODINGFLAG_EMULATED;
    450  1.46  augustss 
    451  1.16   mycroft 	switch (fp->index) {
    452  1.16   mycroft 	case 0:
    453  1.46  augustss 		strcpy(fp->name, AudioEulinear);
    454  1.46  augustss 		fp->encoding = AUDIO_ENCODING_ULINEAR;
    455  1.46  augustss 		fp->precision = 8;
    456  1.46  augustss 		fp->flags = 0;
    457  1.52  augustss 		return 0;
    458  1.46  augustss 	case 1:
    459  1.16   mycroft 		strcpy(fp->name, AudioEmulaw);
    460  1.44  augustss 		fp->encoding = AUDIO_ENCODING_ULAW;
    461  1.44  augustss 		fp->precision = 8;
    462  1.44  augustss 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
    463  1.52  augustss 		return 0;
    464  1.44  augustss 	case 2:
    465  1.55  augustss 		strcpy(fp->name, AudioEalaw);
    466  1.55  augustss 		fp->encoding = AUDIO_ENCODING_ALAW;
    467  1.55  augustss 		fp->precision = 8;
    468  1.55  augustss 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
    469  1.55  augustss 		return 0;
    470  1.55  augustss 	case 3:
    471  1.46  augustss 		strcpy(fp->name, AudioElinear);
    472  1.59  augustss 		fp->encoding = AUDIO_ENCODING_SLINEAR;
    473  1.44  augustss 		fp->precision = 8;
    474  1.52  augustss 		fp->flags = emul;
    475  1.52  augustss 		return 0;
    476  1.51  augustss         }
    477  1.54  augustss         if (!ISSB16CLASS(sc) && sc->sc_model != SB_JAZZ)
    478  1.51  augustss 		return EINVAL;
    479  1.51  augustss 
    480  1.51  augustss         switch(fp->index) {
    481  1.55  augustss         case 4:
    482  1.51  augustss 		strcpy(fp->name, AudioElinear_le);
    483  1.59  augustss 		fp->encoding = AUDIO_ENCODING_SLINEAR_LE;
    484  1.51  augustss 		fp->precision = 16;
    485  1.51  augustss 		fp->flags = 0;
    486  1.52  augustss 		return 0;
    487  1.55  augustss 	case 5:
    488  1.51  augustss 		strcpy(fp->name, AudioEulinear_le);
    489  1.51  augustss 		fp->encoding = AUDIO_ENCODING_ULINEAR_LE;
    490  1.51  augustss 		fp->precision = 16;
    491  1.52  augustss 		fp->flags = emul;
    492  1.52  augustss 		return 0;
    493  1.55  augustss 	case 6:
    494  1.51  augustss 		strcpy(fp->name, AudioElinear_be);
    495  1.59  augustss 		fp->encoding = AUDIO_ENCODING_SLINEAR_BE;
    496  1.51  augustss 		fp->precision = 16;
    497  1.51  augustss 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
    498  1.52  augustss 		return 0;
    499  1.55  augustss 	case 7:
    500  1.51  augustss 		strcpy(fp->name, AudioEulinear_be);
    501  1.51  augustss 		fp->encoding = AUDIO_ENCODING_ULINEAR_BE;
    502  1.51  augustss 		fp->precision = 16;
    503  1.51  augustss 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
    504  1.52  augustss 		return 0;
    505  1.16   mycroft 	default:
    506  1.51  augustss 		return EINVAL;
    507  1.16   mycroft 	}
    508  1.51  augustss 	return 0;
    509   1.1    brezak }
    510   1.1    brezak 
    511   1.1    brezak int
    512  1.68  augustss sbdsp_set_params(addr, setmode, usemode, play, rec)
    513  1.46  augustss 	void *addr;
    514  1.68  augustss 	int setmode, usemode;
    515  1.68  augustss 	struct audio_params *play, *rec;
    516   1.1    brezak {
    517  1.46  augustss 	struct sbdsp_softc *sc = addr;
    518  1.52  augustss 	struct sbmode *m;
    519  1.68  augustss 	u_int rate, tc, bmode;
    520  1.46  augustss 	void (*swcode) __P((void *, u_char *buf, int cnt));
    521  1.68  augustss 	int factor;
    522  1.64  augustss 	int model;
    523  1.70  augustss 	int chan;
    524  1.68  augustss 	struct audio_params *p;
    525  1.68  augustss 	int mode;
    526  1.41  augustss 
    527  1.64  augustss 	model = sc->sc_model;
    528  1.64  augustss 	if (model > SB_16)
    529  1.64  augustss 		model = SB_16;	/* later models work like SB16 */
    530  1.68  augustss 
    531  1.68  augustss 	/* Set first record info, then play info */
    532  1.68  augustss 	for(mode = AUMODE_RECORD; mode != -1;
    533  1.68  augustss 	    mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) {
    534  1.68  augustss 		if ((setmode & mode) == 0)
    535  1.68  augustss 			continue;
    536  1.68  augustss 
    537  1.68  augustss 		p = mode == AUMODE_PLAY ? play : rec;
    538  1.70  augustss 		/* Locate proper commands */
    539  1.68  augustss 		for(m = mode == AUMODE_PLAY ? sbpmodes : sbrmodes;
    540  1.68  augustss 		    m->model != -1; m++) {
    541  1.68  augustss 			if (model == m->model &&
    542  1.68  augustss 			    p->channels == m->channels &&
    543  1.68  augustss 			    p->precision == m->precision &&
    544  1.68  augustss 			    p->sample_rate >= m->lowrate &&
    545  1.68  augustss 			    p->sample_rate < m->highrate)
    546  1.68  augustss 				break;
    547  1.52  augustss 		}
    548  1.68  augustss 		if (m->model == -1)
    549  1.46  augustss 			return EINVAL;
    550  1.68  augustss 		rate = p->sample_rate;
    551  1.68  augustss 		swcode = 0;
    552  1.68  augustss 		factor = 1;
    553  1.68  augustss 		tc = 1;
    554  1.68  augustss 		bmode = -1;
    555  1.68  augustss 		if (model == SB_16) {
    556  1.68  augustss 			switch (p->encoding) {
    557  1.68  augustss 			case AUDIO_ENCODING_SLINEAR_BE:
    558  1.68  augustss 				if (p->precision == 16)
    559  1.68  augustss 					swcode = swap_bytes;
    560  1.68  augustss 				/* fall into */
    561  1.68  augustss 			case AUDIO_ENCODING_SLINEAR_LE:
    562  1.68  augustss 				bmode = SB_BMODE_SIGNED;
    563  1.68  augustss 				break;
    564  1.68  augustss 			case AUDIO_ENCODING_ULINEAR_BE:
    565  1.68  augustss 				if (p->precision == 16)
    566  1.68  augustss 					swcode = swap_bytes;
    567  1.68  augustss 				/* fall into */
    568  1.68  augustss 			case AUDIO_ENCODING_ULINEAR_LE:
    569  1.68  augustss 				bmode = SB_BMODE_UNSIGNED;
    570  1.68  augustss 				break;
    571  1.68  augustss 			case AUDIO_ENCODING_ULAW:
    572  1.68  augustss 				if (mode == AUMODE_PLAY) {
    573  1.68  augustss 					swcode = mulaw_to_ulinear16;
    574  1.68  augustss 					factor = 2;
    575  1.68  augustss 					m = &sbpmodes[PLAY16];
    576  1.68  augustss 				} else
    577  1.68  augustss 					swcode = ulinear8_to_mulaw;
    578  1.68  augustss 				bmode = SB_BMODE_UNSIGNED;
    579  1.68  augustss 				break;
    580  1.68  augustss 			case AUDIO_ENCODING_ALAW:
    581  1.68  augustss 				if (mode == AUMODE_PLAY) {
    582  1.68  augustss 					swcode = alaw_to_ulinear16;
    583  1.68  augustss 					factor = 2;
    584  1.68  augustss 					m = &sbpmodes[PLAY16];
    585  1.68  augustss 				} else
    586  1.68  augustss 					swcode = ulinear8_to_alaw;
    587  1.68  augustss 				bmode = SB_BMODE_UNSIGNED;
    588  1.68  augustss 				break;
    589  1.68  augustss 			default:
    590  1.68  augustss 				return EINVAL;
    591  1.68  augustss 			}
    592  1.68  augustss 			if (p->channels == 2)
    593  1.68  augustss 				bmode |= SB_BMODE_STEREO;
    594  1.68  augustss 		} else if (m->model == SB_JAZZ && m->precision == 16) {
    595  1.68  augustss 			switch (p->encoding) {
    596  1.68  augustss 			case AUDIO_ENCODING_SLINEAR_LE:
    597  1.68  augustss 				break;
    598  1.68  augustss 			case AUDIO_ENCODING_ULINEAR_LE:
    599  1.68  augustss 				swcode = change_sign16;
    600  1.68  augustss 				break;
    601  1.68  augustss 			case AUDIO_ENCODING_SLINEAR_BE:
    602  1.68  augustss 				swcode = swap_bytes;
    603  1.68  augustss 				break;
    604  1.68  augustss 			case AUDIO_ENCODING_ULINEAR_BE:
    605  1.68  augustss 				swcode = mode == AUMODE_PLAY ?
    606  1.68  augustss 					swap_bytes_change_sign16 : change_sign16_swap_bytes;
    607  1.68  augustss 				break;
    608  1.68  augustss 			case AUDIO_ENCODING_ULAW:
    609  1.68  augustss 				swcode = mode == AUMODE_PLAY ?
    610  1.68  augustss 					mulaw_to_ulinear8 : ulinear8_to_mulaw;
    611  1.68  augustss 				break;
    612  1.68  augustss 			case AUDIO_ENCODING_ALAW:
    613  1.68  augustss 				swcode = mode == AUMODE_PLAY ?
    614  1.68  augustss 					alaw_to_ulinear8 : ulinear8_to_alaw;
    615  1.68  augustss 				break;
    616  1.68  augustss 			default:
    617  1.68  augustss 				return EINVAL;
    618  1.68  augustss 			}
    619  1.68  augustss 			tc = SB_RATE_TO_TC(p->sample_rate * p->channels);
    620  1.68  augustss 			p->sample_rate = SB_TC_TO_RATE(tc) / p->channels;
    621  1.68  augustss 		} else {
    622  1.68  augustss 			switch (p->encoding) {
    623  1.68  augustss 			case AUDIO_ENCODING_SLINEAR_BE:
    624  1.68  augustss 			case AUDIO_ENCODING_SLINEAR_LE:
    625  1.68  augustss 				swcode = change_sign8;
    626  1.68  augustss 				break;
    627  1.68  augustss 			case AUDIO_ENCODING_ULINEAR_BE:
    628  1.68  augustss 			case AUDIO_ENCODING_ULINEAR_LE:
    629  1.68  augustss 				break;
    630  1.68  augustss 			case AUDIO_ENCODING_ULAW:
    631  1.68  augustss 				swcode = mode == AUMODE_PLAY ?
    632  1.68  augustss 					mulaw_to_ulinear8 : ulinear8_to_mulaw;
    633  1.68  augustss 				break;
    634  1.68  augustss 			case AUDIO_ENCODING_ALAW:
    635  1.68  augustss 				swcode = mode == AUMODE_PLAY ?
    636  1.68  augustss 					alaw_to_ulinear8 : ulinear8_to_alaw;
    637  1.68  augustss 				break;
    638  1.68  augustss 			default:
    639  1.68  augustss 				return EINVAL;
    640  1.68  augustss 			}
    641  1.68  augustss 			tc = SB_RATE_TO_TC(p->sample_rate * p->channels);
    642  1.68  augustss 			p->sample_rate = SB_TC_TO_RATE(tc) / p->channels;
    643  1.52  augustss 		}
    644  1.70  augustss 
    645  1.70  augustss 		chan = m->precision == 16 ? sc->sc_drq16 : sc->sc_drq8;
    646  1.68  augustss 		if (mode == AUMODE_PLAY) {
    647  1.70  augustss 			sc->sc_o.rate = rate;
    648  1.70  augustss 			sc->sc_o.tc = tc;
    649  1.70  augustss 			sc->sc_o.modep = m;
    650  1.70  augustss 			sc->sc_o.bmode = bmode;
    651  1.70  augustss 			sc->sc_o.dmachan = chan;
    652  1.68  augustss 		} else {
    653  1.70  augustss 			sc->sc_i.rate = rate;
    654  1.70  augustss 			sc->sc_i.tc = tc;
    655  1.70  augustss 			sc->sc_i.modep = m;
    656  1.70  augustss 			sc->sc_i.bmode = bmode;
    657  1.70  augustss 			sc->sc_i.dmachan = chan;
    658  1.52  augustss 		}
    659  1.70  augustss 
    660  1.68  augustss 		p->sw_code = swcode;
    661  1.68  augustss 		p->factor = factor;
    662  1.70  augustss 		DPRINTF(("sbdsp_set_params: model=%d, mode=%d, rate=%ld, prec=%d, chan=%d, enc=%d -> tc=%02x, cmd=%02x, bmode=%02x, cmdchan=%02x, swcode=%p, factor=%d\n",
    663  1.68  augustss 			 sc->sc_model, mode, p->sample_rate, p->precision, p->channels,
    664  1.68  augustss 			 p->encoding, tc, m->cmd, bmode, m->cmdchan, swcode, factor));
    665  1.70  augustss 
    666  1.41  augustss 	}
    667  1.48  augustss 	/*
    668  1.48  augustss 	 * XXX
    669  1.48  augustss 	 * Should wait for chip to be idle.
    670  1.48  augustss 	 */
    671  1.70  augustss 	sc->sc_i.run = SB_NOTRUNNING;
    672  1.70  augustss 	sc->sc_o.run = SB_NOTRUNNING;
    673  1.48  augustss 
    674  1.70  augustss 	if (sc->sc_fullduplex &&
    675  1.70  augustss 	    (usemode & (AUMODE_PLAY | AUMODE_RECORD)) == (AUMODE_PLAY | AUMODE_RECORD) &&
    676  1.70  augustss 	    sc->sc_i.dmachan == sc->sc_o.dmachan) {
    677  1.70  augustss 		DPRINTF(("sbdsp_commit: fd=%d, usemode=%d, idma=%d, odma=%d\n", sc->sc_fullduplex, usemode, sc->sc_i.dmachan, sc->sc_o.dmachan));
    678  1.70  augustss 		if (sc->sc_o.dmachan == sc->sc_drq8) {
    679  1.70  augustss 			/* Use 16 bit DMA for playing by expanding the samples. */
    680  1.70  augustss 			play->sw_code = linear8_to_linear16;
    681  1.70  augustss 			play->factor = 2;
    682  1.70  augustss 			sc->sc_o.modep = &sbpmodes[PLAY16];
    683  1.70  augustss 			sc->sc_o.dmachan = sc->sc_drq16;
    684  1.70  augustss 		} else {
    685  1.70  augustss 			return EINVAL;
    686  1.70  augustss 		}
    687  1.70  augustss 	}
    688  1.70  augustss 	DPRINTF(("sbdsp_set_params ichan=%d, ochan=%d\n", sc->sc_i.dmachan, sc->sc_o.dmachan));
    689  1.52  augustss 
    690  1.41  augustss 	return 0;
    691   1.1    brezak }
    692  1.45  augustss 
    693  1.50  augustss void
    694  1.17       jtk sbdsp_set_ifilter(addr, which)
    695  1.17       jtk 	void *addr;
    696  1.17       jtk 	int which;
    697  1.17       jtk {
    698  1.52  augustss 	struct sbdsp_softc *sc = addr;
    699  1.25  christos 	int mixval;
    700  1.17       jtk 
    701  1.50  augustss 	mixval = sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK;
    702  1.50  augustss 	switch (which) {
    703  1.50  augustss 	case 0:
    704  1.50  augustss 		mixval |= SBP_FILTER_OFF;
    705  1.50  augustss 		break;
    706  1.50  augustss 	case SB_TREBLE:
    707  1.50  augustss 		mixval |= SBP_FILTER_ON | SBP_IFILTER_HIGH;
    708  1.50  augustss 		break;
    709  1.50  augustss 	case SB_BASS:
    710  1.50  augustss 		mixval |= SBP_FILTER_ON | SBP_IFILTER_LOW;
    711  1.50  augustss 		break;
    712  1.50  augustss 	default:
    713  1.50  augustss 		return;
    714  1.50  augustss 	}
    715  1.50  augustss 	sc->in_filter = mixval & SBP_IFILTER_MASK;
    716  1.50  augustss 	sbdsp_mix_write(sc, SBP_INFILTER, mixval);
    717  1.17       jtk }
    718  1.17       jtk 
    719  1.17       jtk int
    720  1.17       jtk sbdsp_get_ifilter(addr)
    721  1.17       jtk 	void *addr;
    722  1.17       jtk {
    723  1.52  augustss 	struct sbdsp_softc *sc = addr;
    724  1.17       jtk 
    725  1.50  augustss 	sc->in_filter =
    726  1.50  augustss 		sbdsp_mix_read(sc, SBP_INFILTER) & SBP_IFILTER_MASK;
    727  1.50  augustss 	switch (sc->in_filter) {
    728  1.50  augustss 	case SBP_FILTER_ON|SBP_IFILTER_HIGH:
    729  1.50  augustss 		return SB_TREBLE;
    730  1.50  augustss 	case SBP_FILTER_ON|SBP_IFILTER_LOW:
    731  1.50  augustss 		return SB_BASS;
    732  1.50  augustss 	default:
    733  1.50  augustss 		return 0;
    734  1.50  augustss 	}
    735  1.17       jtk }
    736  1.17       jtk 
    737  1.17       jtk int
    738   1.1    brezak sbdsp_set_out_port(addr, port)
    739   1.5   mycroft 	void *addr;
    740   1.1    brezak 	int port;
    741   1.1    brezak {
    742  1.50  augustss 	struct sbdsp_softc *sc = addr;
    743   1.1    brezak 
    744   1.1    brezak 	sc->out_port = port; /* Just record it */
    745   1.1    brezak 
    746  1.50  augustss 	return 0;
    747   1.1    brezak }
    748   1.1    brezak 
    749   1.1    brezak int
    750   1.1    brezak sbdsp_get_out_port(addr)
    751   1.5   mycroft 	void *addr;
    752   1.1    brezak {
    753  1.50  augustss 	struct sbdsp_softc *sc = addr;
    754   1.1    brezak 
    755  1.52  augustss 	return sc->out_port;
    756   1.1    brezak }
    757   1.1    brezak 
    758   1.1    brezak 
    759   1.1    brezak int
    760   1.1    brezak sbdsp_set_in_port(addr, port)
    761   1.5   mycroft 	void *addr;
    762   1.1    brezak 	int port;
    763   1.1    brezak {
    764  1.50  augustss 	return sbdsp_set_in_ports(addr, 1 << port);
    765  1.50  augustss }
    766  1.50  augustss 
    767  1.50  augustss int
    768  1.50  augustss sbdsp_set_in_ports(sc, mask)
    769  1.50  augustss 	struct sbdsp_softc *sc;
    770  1.50  augustss 	int mask;
    771  1.50  augustss {
    772  1.50  augustss 	int bitsl, bitsr;
    773  1.50  augustss 	int sbport;
    774  1.50  augustss 	int i;
    775  1.50  augustss 
    776  1.52  augustss 	DPRINTF(("sbdsp_set_in_ports: model=%d, mask=%x\n",
    777  1.52  augustss 		 sc->sc_mixer_model, mask));
    778  1.52  augustss 
    779  1.50  augustss 	switch(sc->sc_mixer_model) {
    780  1.50  augustss 	case SBM_NONE:
    781  1.50  augustss 		return EINVAL;
    782  1.50  augustss 	case SBM_CT1335:
    783  1.50  augustss 		if (mask != (1 << SB_MIC_VOL))
    784  1.50  augustss 			return EINVAL;
    785  1.50  augustss 		break;
    786  1.50  augustss 	case SBM_CT1345:
    787  1.50  augustss 		switch (mask) {
    788  1.50  augustss 		case 1 << SB_MIC_VOL:
    789  1.16   mycroft 			sbport = SBP_FROM_MIC;
    790  1.16   mycroft 			break;
    791  1.50  augustss 		case 1 << SB_LINE_IN_VOL:
    792  1.16   mycroft 			sbport = SBP_FROM_LINE;
    793  1.16   mycroft 			break;
    794  1.50  augustss 		case 1 << SB_CD_VOL:
    795  1.16   mycroft 			sbport = SBP_FROM_CD;
    796  1.16   mycroft 			break;
    797  1.16   mycroft 		default:
    798  1.60  augustss 			return (EINVAL);
    799  1.16   mycroft 		}
    800  1.72  augustss 		sbdsp_mix_write(sc, SBP_RECORD_SOURCE, sbport | sc->in_filter);
    801  1.50  augustss 		break;
    802  1.65  augustss 	case SBM_CT1XX5:
    803  1.50  augustss 	case SBM_CT1745:
    804  1.50  augustss 		if (mask & ~((1<<SB_MIDI_VOL) | (1<<SB_LINE_IN_VOL) |
    805  1.50  augustss 			     (1<<SB_CD_VOL) | (1<<SB_MIC_VOL)))
    806  1.50  augustss 			return EINVAL;
    807  1.50  augustss 		bitsr = 0;
    808  1.58  augustss 		if (mask & (1<<SB_MIDI_VOL))    bitsr |= SBP_MIDI_SRC_R;
    809  1.58  augustss 		if (mask & (1<<SB_LINE_IN_VOL)) bitsr |= SBP_LINE_SRC_R;
    810  1.58  augustss 		if (mask & (1<<SB_CD_VOL))      bitsr |= SBP_CD_SRC_R;
    811  1.50  augustss 		bitsl = SB_SRC_R_TO_L(bitsr);
    812  1.58  augustss 		if (mask & (1<<SB_MIC_VOL)) {
    813  1.50  augustss 			bitsl |= SBP_MIC_SRC;
    814  1.50  augustss 			bitsr |= SBP_MIC_SRC;
    815  1.16   mycroft 		}
    816  1.50  augustss 		sbdsp_mix_write(sc, SBP_RECORD_SOURCE_L, bitsl);
    817  1.50  augustss 		sbdsp_mix_write(sc, SBP_RECORD_SOURCE_R, bitsr);
    818  1.50  augustss 		break;
    819  1.50  augustss 	}
    820   1.1    brezak 
    821  1.50  augustss 	sc->in_mask = mask;
    822   1.1    brezak 
    823  1.50  augustss 	/* XXX
    824  1.50  augustss 	 * We have to fake a single port since the upper layer
    825  1.50  augustss 	 * expects one.
    826  1.50  augustss 	 */
    827  1.50  augustss 	for(i = 0; i < SB_NPORT; i++) {
    828  1.50  augustss 		if (mask & (1 << i)) {
    829  1.50  augustss 			sc->in_port = i;
    830  1.50  augustss 			break;
    831  1.50  augustss 		}
    832   1.1    brezak 	}
    833  1.50  augustss 	return 0;
    834   1.1    brezak }
    835   1.1    brezak 
    836   1.1    brezak int
    837   1.1    brezak sbdsp_get_in_port(addr)
    838   1.5   mycroft 	void *addr;
    839   1.1    brezak {
    840  1.50  augustss 	struct sbdsp_softc *sc = addr;
    841   1.1    brezak 
    842  1.50  augustss 	return sc->in_port;
    843   1.1    brezak }
    844   1.1    brezak 
    845   1.1    brezak 
    846   1.1    brezak int
    847   1.1    brezak sbdsp_speaker_ctl(addr, newstate)
    848   1.5   mycroft 	void *addr;
    849   1.1    brezak 	int newstate;
    850   1.1    brezak {
    851  1.50  augustss 	struct sbdsp_softc *sc = addr;
    852   1.1    brezak 
    853   1.1    brezak 	if ((newstate == SPKR_ON) &&
    854   1.1    brezak 	    (sc->spkr_state == SPKR_OFF)) {
    855   1.1    brezak 		sbdsp_spkron(sc);
    856   1.1    brezak 		sc->spkr_state = SPKR_ON;
    857   1.1    brezak 	}
    858   1.1    brezak 	if ((newstate == SPKR_OFF) &&
    859   1.1    brezak 	    (sc->spkr_state == SPKR_ON)) {
    860   1.1    brezak 		sbdsp_spkroff(sc);
    861   1.1    brezak 		sc->spkr_state = SPKR_OFF;
    862   1.1    brezak 	}
    863  1.52  augustss 	return 0;
    864   1.1    brezak }
    865   1.1    brezak 
    866   1.1    brezak int
    867   1.1    brezak sbdsp_round_blocksize(addr, blk)
    868   1.5   mycroft 	void *addr;
    869   1.1    brezak 	int blk;
    870   1.1    brezak {
    871  1.60  augustss 	blk &= -4;		/* round to biggest sample size */
    872  1.52  augustss 	return blk;
    873   1.1    brezak }
    874   1.1    brezak 
    875   1.1    brezak int
    876  1.64  augustss sbdsp_open(addr, flags)
    877  1.64  augustss 	void *addr;
    878   1.1    brezak 	int flags;
    879   1.1    brezak {
    880  1.64  augustss 	struct sbdsp_softc *sc = addr;
    881  1.64  augustss 
    882  1.52  augustss         DPRINTF(("sbdsp_open: sc=%p\n", sc));
    883   1.1    brezak 
    884   1.1    brezak 	if (sc->sc_open != 0 || sbdsp_reset(sc) != 0)
    885   1.1    brezak 		return ENXIO;
    886   1.1    brezak 
    887   1.1    brezak 	sc->sc_open = 1;
    888  1.70  augustss 	sc->sc_openflags = flags;
    889   1.1    brezak 	sc->sc_mintr = 0;
    890  1.52  augustss 	if (ISSBPRO(sc) &&
    891  1.31  christos 	    sbdsp_wdsp(sc, SB_DSP_RECORD_MONO) < 0) {
    892   1.1    brezak 		DPRINTF(("sbdsp_open: can't set mono mode\n"));
    893   1.1    brezak 		/* we'll readjust when it's time for DMA. */
    894   1.1    brezak 	}
    895   1.1    brezak 
    896   1.1    brezak 	/*
    897   1.1    brezak 	 * Leave most things as they were; users must change things if
    898   1.1    brezak 	 * the previous process didn't leave it they way they wanted.
    899   1.1    brezak 	 * Looked at another way, it's easy to set up a configuration
    900   1.1    brezak 	 * in one program and leave it for another to inherit.
    901   1.1    brezak 	 */
    902   1.1    brezak 	DPRINTF(("sbdsp_open: opened\n"));
    903   1.1    brezak 
    904   1.1    brezak 	return 0;
    905   1.1    brezak }
    906   1.1    brezak 
    907   1.1    brezak void
    908   1.1    brezak sbdsp_close(addr)
    909   1.5   mycroft 	void *addr;
    910   1.1    brezak {
    911   1.5   mycroft 	struct sbdsp_softc *sc = addr;
    912   1.1    brezak 
    913  1.52  augustss         DPRINTF(("sbdsp_close: sc=%p\n", sc));
    914   1.1    brezak 
    915   1.1    brezak 	sc->sc_open = 0;
    916   1.1    brezak 	sbdsp_spkroff(sc);
    917   1.1    brezak 	sc->spkr_state = SPKR_OFF;
    918  1.70  augustss 	sc->sc_intr8 = 0;
    919  1.70  augustss 	sc->sc_intr16 = 0;
    920   1.1    brezak 	sc->sc_mintr = 0;
    921  1.15   mycroft 	sbdsp_haltdma(sc);
    922   1.1    brezak 
    923   1.1    brezak 	DPRINTF(("sbdsp_close: closed\n"));
    924   1.1    brezak }
    925   1.1    brezak 
    926   1.1    brezak /*
    927   1.1    brezak  * Lower-level routines
    928   1.1    brezak  */
    929   1.1    brezak 
    930   1.1    brezak /*
    931   1.1    brezak  * Reset the card.
    932   1.1    brezak  * Return non-zero if the card isn't detected.
    933   1.1    brezak  */
    934   1.1    brezak int
    935   1.1    brezak sbdsp_reset(sc)
    936  1.52  augustss 	struct sbdsp_softc *sc;
    937   1.1    brezak {
    938  1.31  christos 	bus_space_tag_t iot = sc->sc_iot;
    939  1.31  christos 	bus_space_handle_t ioh = sc->sc_ioh;
    940   1.1    brezak 
    941  1.70  augustss 	sc->sc_intr8 = 0;
    942  1.70  augustss 	sc->sc_intr16 = 0;
    943  1.70  augustss 	if (sc->sc_i.run != SB_NOTRUNNING) {
    944  1.70  augustss 		isa_dmaabort(sc->sc_isa, sc->sc_i.dmachan);
    945  1.70  augustss 		sc->sc_i.run = SB_NOTRUNNING;
    946  1.70  augustss 	}
    947  1.70  augustss 	if (sc->sc_o.run != SB_NOTRUNNING) {
    948  1.70  augustss 		isa_dmaabort(sc->sc_isa, sc->sc_o.dmachan);
    949  1.70  augustss 		sc->sc_o.run = SB_NOTRUNNING;
    950  1.15   mycroft 	}
    951  1.15   mycroft 
    952   1.1    brezak 	/*
    953   1.1    brezak 	 * See SBK, section 11.3.
    954   1.1    brezak 	 * We pulse a reset signal into the card.
    955   1.1    brezak 	 * Gee, what a brilliant hardware design.
    956   1.1    brezak 	 */
    957  1.31  christos 	bus_space_write_1(iot, ioh, SBP_DSP_RESET, 1);
    958  1.15   mycroft 	delay(10);
    959  1.31  christos 	bus_space_write_1(iot, ioh, SBP_DSP_RESET, 0);
    960  1.15   mycroft 	delay(30);
    961  1.31  christos 	if (sbdsp_rdsp(sc) != SB_MAGIC)
    962   1.1    brezak 		return -1;
    963  1.15   mycroft 
    964   1.1    brezak 	return 0;
    965   1.1    brezak }
    966   1.1    brezak 
    967   1.1    brezak /*
    968   1.1    brezak  * Write a byte to the dsp.
    969  1.70  augustss  * We are at the mercy of the card as we use a
    970   1.1    brezak  * polling loop and wait until it can take the byte.
    971   1.1    brezak  */
    972   1.1    brezak int
    973  1.31  christos sbdsp_wdsp(sc, v)
    974  1.31  christos 	struct sbdsp_softc *sc;
    975  1.31  christos 	int v;
    976   1.1    brezak {
    977  1.31  christos 	bus_space_tag_t iot = sc->sc_iot;
    978  1.31  christos 	bus_space_handle_t ioh = sc->sc_ioh;
    979  1.52  augustss 	int i;
    980  1.52  augustss 	u_char x;
    981   1.1    brezak 
    982   1.1    brezak 	for (i = SBDSP_NPOLL; --i >= 0; ) {
    983  1.31  christos 		x = bus_space_read_1(iot, ioh, SBP_DSP_WSTAT);
    984  1.15   mycroft 		delay(10);
    985  1.70  augustss 		if ((x & SB_DSP_BUSY) == 0) {
    986  1.70  augustss 			bus_space_write_1(iot, ioh, SBP_DSP_WRITE, v);
    987  1.70  augustss 			delay(10);
    988  1.70  augustss 			return 0;
    989  1.70  augustss 		}
    990   1.1    brezak 	}
    991   1.1    brezak 	++sberr.wdsp;
    992   1.1    brezak 	return -1;
    993   1.1    brezak }
    994   1.1    brezak 
    995   1.1    brezak /*
    996   1.1    brezak  * Read a byte from the DSP, using polling.
    997   1.1    brezak  */
    998   1.1    brezak int
    999  1.31  christos sbdsp_rdsp(sc)
   1000  1.31  christos 	struct sbdsp_softc *sc;
   1001   1.1    brezak {
   1002  1.31  christos 	bus_space_tag_t iot = sc->sc_iot;
   1003  1.31  christos 	bus_space_handle_t ioh = sc->sc_ioh;
   1004  1.52  augustss 	int i;
   1005  1.52  augustss 	u_char x;
   1006   1.1    brezak 
   1007   1.1    brezak 	for (i = SBDSP_NPOLL; --i >= 0; ) {
   1008  1.31  christos 		x = bus_space_read_1(iot, ioh, SBP_DSP_RSTAT);
   1009  1.15   mycroft 		delay(10);
   1010  1.70  augustss 		if (x & SB_DSP_READY) {
   1011  1.70  augustss 			x = bus_space_read_1(iot, ioh, SBP_DSP_READ);
   1012  1.70  augustss 			delay(10);
   1013  1.70  augustss 			return x;
   1014  1.70  augustss 		}
   1015   1.1    brezak 	}
   1016   1.1    brezak 	++sberr.rdsp;
   1017   1.1    brezak 	return -1;
   1018   1.1    brezak }
   1019   1.1    brezak 
   1020   1.1    brezak /*
   1021   1.1    brezak  * Doing certain things (like toggling the speaker) make
   1022   1.1    brezak  * the SB hardware go away for a while, so pause a little.
   1023   1.1    brezak  */
   1024   1.1    brezak void
   1025   1.1    brezak sbdsp_to(arg)
   1026   1.1    brezak 	void *arg;
   1027   1.1    brezak {
   1028   1.1    brezak 	wakeup(arg);
   1029   1.1    brezak }
   1030   1.1    brezak 
   1031   1.1    brezak void
   1032   1.1    brezak sbdsp_pause(sc)
   1033   1.1    brezak 	struct sbdsp_softc *sc;
   1034   1.1    brezak {
   1035   1.1    brezak 	extern int hz;
   1036   1.1    brezak 
   1037   1.1    brezak 	timeout(sbdsp_to, sbdsp_to, hz/8);
   1038   1.5   mycroft 	(void)tsleep(sbdsp_to, PWAIT, "sbpause", 0);
   1039   1.1    brezak }
   1040   1.1    brezak 
   1041   1.1    brezak /*
   1042   1.1    brezak  * Turn on the speaker.  The SBK documention says this operation
   1043   1.1    brezak  * can take up to 1/10 of a second.  Higher level layers should
   1044   1.1    brezak  * probably let the task sleep for this amount of time after
   1045   1.1    brezak  * calling here.  Otherwise, things might not work (because
   1046   1.1    brezak  * sbdsp_wdsp() and sbdsp_rdsp() will probably timeout.)
   1047   1.1    brezak  *
   1048   1.1    brezak  * These engineers had their heads up their ass when
   1049   1.1    brezak  * they designed this card.
   1050   1.1    brezak  */
   1051   1.1    brezak void
   1052   1.1    brezak sbdsp_spkron(sc)
   1053   1.1    brezak 	struct sbdsp_softc *sc;
   1054   1.1    brezak {
   1055  1.31  christos 	(void)sbdsp_wdsp(sc, SB_DSP_SPKR_ON);
   1056   1.1    brezak 	sbdsp_pause(sc);
   1057   1.1    brezak }
   1058   1.1    brezak 
   1059   1.1    brezak /*
   1060   1.1    brezak  * Turn off the speaker; see comment above.
   1061   1.1    brezak  */
   1062   1.1    brezak void
   1063   1.1    brezak sbdsp_spkroff(sc)
   1064   1.1    brezak 	struct sbdsp_softc *sc;
   1065   1.1    brezak {
   1066  1.31  christos 	(void)sbdsp_wdsp(sc, SB_DSP_SPKR_OFF);
   1067   1.1    brezak 	sbdsp_pause(sc);
   1068   1.1    brezak }
   1069   1.1    brezak 
   1070   1.1    brezak /*
   1071  1.60  augustss  * Read the version number out of the card.
   1072  1.60  augustss  * Store version information in the softc.
   1073   1.1    brezak  */
   1074  1.52  augustss void
   1075   1.1    brezak sbversion(sc)
   1076   1.1    brezak 	struct sbdsp_softc *sc;
   1077   1.1    brezak {
   1078  1.52  augustss 	int v;
   1079   1.1    brezak 
   1080  1.52  augustss 	sc->sc_model = SB_UNK;
   1081  1.52  augustss 	sc->sc_version = 0;
   1082  1.31  christos 	if (sbdsp_wdsp(sc, SB_DSP_VERSION) < 0)
   1083  1.52  augustss 		return;
   1084  1.31  christos 	v = sbdsp_rdsp(sc) << 8;
   1085  1.31  christos 	v |= sbdsp_rdsp(sc);
   1086  1.52  augustss 	if (v < 0)
   1087  1.52  augustss 		return;
   1088  1.52  augustss 	sc->sc_version = v;
   1089  1.52  augustss 	switch(SBVER_MAJOR(v)) {
   1090  1.52  augustss 	case 1:
   1091  1.52  augustss 		sc->sc_mixer_model = SBM_NONE;
   1092  1.52  augustss 		sc->sc_model = SB_1;
   1093  1.52  augustss 		break;
   1094  1.52  augustss 	case 2:
   1095  1.52  augustss 		/* Some SB2 have a mixer, some don't. */
   1096  1.52  augustss 		sbdsp_mix_write(sc, SBP_1335_MASTER_VOL, 0x04);
   1097  1.52  augustss 		sbdsp_mix_write(sc, SBP_1335_MIDI_VOL,   0x06);
   1098  1.52  augustss 		/* Check if we can read back the mixer values. */
   1099  1.52  augustss 		if ((sbdsp_mix_read(sc, SBP_1335_MASTER_VOL) & 0x0e) == 0x04 &&
   1100  1.52  augustss 		    (sbdsp_mix_read(sc, SBP_1335_MIDI_VOL)   & 0x0e) == 0x06)
   1101  1.52  augustss 			sc->sc_mixer_model = SBM_CT1335;
   1102  1.52  augustss 		else
   1103  1.52  augustss 			sc->sc_mixer_model = SBM_NONE;
   1104  1.52  augustss 		if (SBVER_MINOR(v) == 0)
   1105  1.52  augustss 			sc->sc_model = SB_20;
   1106  1.52  augustss 		else
   1107  1.52  augustss 			sc->sc_model = SB_2x;
   1108  1.52  augustss 		break;
   1109  1.52  augustss 	case 3:
   1110  1.52  augustss 		sc->sc_mixer_model = SBM_CT1345;
   1111  1.52  augustss 		sc->sc_model = SB_PRO;
   1112  1.52  augustss 		break;
   1113  1.52  augustss 	case 4:
   1114  1.65  augustss #if 0
   1115  1.65  augustss /* XXX This does not work */
   1116  1.65  augustss 		/* Most SB16 have a tone controls, but some don't. */
   1117  1.65  augustss 		sbdsp_mix_write(sc, SB16P_TREBLE_L, 0x80);
   1118  1.65  augustss 		/* Check if we can read back the mixer value. */
   1119  1.65  augustss 		if ((sbdsp_mix_read(sc, SB16P_TREBLE_L) & 0xf0) == 0x80)
   1120  1.65  augustss 			sc->sc_mixer_model = SBM_CT1745;
   1121  1.65  augustss 		else
   1122  1.65  augustss 			sc->sc_mixer_model = SBM_CT1XX5;
   1123  1.65  augustss #else
   1124  1.52  augustss 		sc->sc_mixer_model = SBM_CT1745;
   1125  1.65  augustss #endif
   1126  1.64  augustss 		/* XXX what about SB_32 */
   1127  1.64  augustss 		if (SBVER_MINOR(v) == 16)
   1128  1.64  augustss 			sc->sc_model = SB_64;
   1129  1.64  augustss 		else
   1130  1.64  augustss 			sc->sc_model = SB_16;
   1131  1.52  augustss 		break;
   1132  1.52  augustss 	}
   1133   1.1    brezak }
   1134   1.1    brezak 
   1135   1.1    brezak /*
   1136   1.1    brezak  * Halt a DMA in progress.  A low-speed transfer can be
   1137   1.1    brezak  * resumed with sbdsp_contdma().
   1138   1.1    brezak  */
   1139   1.1    brezak int
   1140   1.1    brezak sbdsp_haltdma(addr)
   1141   1.5   mycroft 	void *addr;
   1142   1.1    brezak {
   1143  1.52  augustss 	struct sbdsp_softc *sc = addr;
   1144   1.1    brezak 
   1145  1.52  augustss 	DPRINTF(("sbdsp_haltdma: sc=%p\n", sc));
   1146   1.1    brezak 
   1147  1.15   mycroft 	sbdsp_reset(sc);
   1148  1.15   mycroft 	return 0;
   1149   1.1    brezak }
   1150   1.1    brezak 
   1151   1.1    brezak int
   1152   1.1    brezak sbdsp_contdma(addr)
   1153   1.5   mycroft 	void *addr;
   1154   1.1    brezak {
   1155  1.52  augustss 	struct sbdsp_softc *sc = addr;
   1156   1.1    brezak 
   1157  1.52  augustss 	DPRINTF(("sbdsp_contdma: sc=%p\n", sc));
   1158   1.1    brezak 
   1159   1.1    brezak 	/* XXX how do we reinitialize the DMA controller state?  do we care? */
   1160  1.31  christos 	(void)sbdsp_wdsp(sc, SB_DSP_CONT);
   1161  1.52  augustss 	return 0;
   1162   1.1    brezak }
   1163   1.1    brezak 
   1164   1.1    brezak int
   1165  1.52  augustss sbdsp_set_timeconst(sc, tc)
   1166  1.52  augustss 	struct sbdsp_softc *sc;
   1167   1.1    brezak 	int tc;
   1168   1.1    brezak {
   1169  1.52  augustss 	DPRINTF(("sbdsp_set_timeconst: sc=%p tc=%d\n", sc, tc));
   1170   1.1    brezak 
   1171  1.52  augustss 	if (sbdsp_wdsp(sc, SB_DSP_TIMECONST) < 0 ||
   1172  1.52  augustss 	    sbdsp_wdsp(sc, tc) < 0)
   1173  1.52  augustss 		return EIO;
   1174  1.52  augustss 
   1175  1.52  augustss 	return 0;
   1176   1.1    brezak }
   1177   1.1    brezak 
   1178   1.1    brezak int
   1179  1.52  augustss sbdsp16_set_rate(sc, cmd, rate)
   1180  1.52  augustss 	struct sbdsp_softc *sc;
   1181  1.52  augustss 	int cmd, rate;
   1182   1.1    brezak {
   1183  1.70  augustss 	DPRINTF(("sbdsp16_set_rate: sc=%p cmd=0x%02x rate=%d\n", sc, cmd, rate));
   1184   1.1    brezak 
   1185  1.52  augustss 	if (sbdsp_wdsp(sc, cmd) < 0 ||
   1186  1.52  augustss 	    sbdsp_wdsp(sc, rate >> 8) < 0 ||
   1187  1.52  augustss 	    sbdsp_wdsp(sc, rate) < 0)
   1188  1.52  augustss 		return EIO;
   1189  1.52  augustss 	return 0;
   1190   1.1    brezak }
   1191   1.1    brezak 
   1192   1.1    brezak int
   1193  1.60  augustss sbdsp_dma_init_input(addr, buf, cc)
   1194  1.60  augustss 	void *addr;
   1195  1.60  augustss 	void *buf;
   1196  1.60  augustss 	int cc;
   1197  1.60  augustss {
   1198  1.60  augustss 	struct sbdsp_softc *sc = addr;
   1199  1.60  augustss 
   1200  1.60  augustss 	if (sc->sc_model == SB_1)
   1201  1.60  augustss 		return 0;
   1202  1.70  augustss 	sc->sc_i.run = SB_DMARUNNING;
   1203  1.60  augustss 	DPRINTF(("sbdsp: dma start loop input addr=%p cc=%d chan=%d\n",
   1204  1.70  augustss 		 buf, cc, sc->sc_i.dmachan));
   1205  1.70  augustss 	isa_dmastart(sc->sc_isa, sc->sc_i.dmachan, buf,
   1206  1.70  augustss 		     cc, NULL, DMAMODE_READ | DMAMODE_LOOP, BUS_DMA_NOWAIT);
   1207  1.60  augustss 	return 0;
   1208  1.60  augustss }
   1209  1.60  augustss 
   1210  1.70  augustss static int
   1211  1.70  augustss sbdsp_dma_setup_input(sc)
   1212  1.70  augustss 	struct sbdsp_softc *sc;
   1213  1.70  augustss {
   1214  1.70  augustss 	int stereo = sc->sc_i.modep->channels == 2;
   1215  1.70  augustss 	int filter;
   1216  1.70  augustss 
   1217  1.70  augustss 	/* Initialize the PCM */
   1218  1.70  augustss 	if (ISSBPRO(sc)) {
   1219  1.70  augustss 		if (sbdsp_wdsp(sc, sc->sc_i.modep->cmdchan) < 0)
   1220  1.70  augustss 			return 0;
   1221  1.70  augustss 		filter = stereo ? SBP_FILTER_OFF : sc->in_filter;
   1222  1.70  augustss 		sbdsp_mix_write(sc, SBP_INFILTER,
   1223  1.70  augustss 				(sbdsp_mix_read(sc, SBP_INFILTER) &
   1224  1.70  augustss 				 ~SBP_IFILTER_MASK) | filter);
   1225  1.70  augustss 	}
   1226  1.70  augustss 
   1227  1.70  augustss 	if (ISSB16CLASS(sc)) {
   1228  1.70  augustss 		if (sbdsp16_set_rate(sc, SB_DSP16_INPUTRATE,
   1229  1.70  augustss 				     sc->sc_i.rate)) {
   1230  1.70  augustss 			DPRINTF(("sbdsp_dma_setup_input: rate=%d set failed\n",
   1231  1.70  augustss 				 sc->sc_i.rate));
   1232  1.70  augustss 			return 0;
   1233  1.70  augustss 		}
   1234  1.70  augustss 	} else {
   1235  1.70  augustss 		if (sbdsp_set_timeconst(sc, sc->sc_i.tc)) {
   1236  1.70  augustss 			DPRINTF(("sbdsp_dma_setup_input: tc=%d set failed\n",
   1237  1.70  augustss 				 sc->sc_i.rate));
   1238  1.70  augustss 			return 0;
   1239  1.70  augustss 		}
   1240  1.70  augustss 	}
   1241  1.70  augustss 	return 1;
   1242  1.70  augustss }
   1243  1.70  augustss 
   1244  1.60  augustss int
   1245   1.1    brezak sbdsp_dma_input(addr, p, cc, intr, arg)
   1246   1.5   mycroft 	void *addr;
   1247   1.1    brezak 	void *p;
   1248   1.1    brezak 	int cc;
   1249  1.25  christos 	void (*intr) __P((void *));
   1250   1.1    brezak 	void *arg;
   1251   1.1    brezak {
   1252  1.52  augustss 	struct sbdsp_softc *sc = addr;
   1253   1.1    brezak 
   1254  1.12    brezak #ifdef AUDIO_DEBUG
   1255   1.1    brezak 	if (sbdspdebug > 1)
   1256  1.70  augustss 		printf("sbdsp_dma_input: sc=%p buf=%p cc=%d intr=%p(%p)\n",
   1257  1.70  augustss 		       addr, p, cc, intr, arg);
   1258   1.1    brezak #endif
   1259  1.52  augustss #ifdef DIAGNOSTIC
   1260  1.70  augustss 	if (sc->sc_i.modep->channels == 2 && (cc & 1)) {
   1261  1.52  augustss 		DPRINTF(("stereo record odd bytes (%d)\n", cc));
   1262   1.1    brezak 		return EIO;
   1263   1.1    brezak 	}
   1264  1.52  augustss #endif
   1265  1.15   mycroft 
   1266  1.71  augustss 	if (sc->sc_i.modep->precision == 8) {
   1267  1.71  augustss #ifdef DIAGNOSTIC
   1268  1.71  augustss 		if (sc->sc_i.dmachan != sc->sc_drq8) {
   1269  1.71  augustss 			printf("sbdsp_dma_input: prec=%d bad chan %d\n",
   1270  1.71  augustss 			       sc->sc_i.modep->precision, sc->sc_i.dmachan);
   1271  1.71  augustss 			return EIO;
   1272  1.71  augustss 		}
   1273  1.71  augustss #endif
   1274  1.70  augustss 		sc->sc_intr8 = intr;
   1275  1.70  augustss 		sc->sc_arg8 = arg;
   1276  1.70  augustss 	} else {
   1277  1.70  augustss #ifdef DIAGNOSTIC
   1278  1.70  augustss 		if (sc->sc_i.dmachan != sc->sc_drq16) {
   1279  1.71  augustss 			printf("sbdsp_dma_input: prec=%d bad chan %d\n",
   1280  1.71  augustss 			       sc->sc_i.modep->precision, sc->sc_i.dmachan);
   1281  1.70  augustss 			return EIO;
   1282   1.1    brezak 		}
   1283  1.53   mycroft #endif
   1284  1.70  augustss 		sc->sc_intr16 = intr;
   1285  1.70  augustss 		sc->sc_arg16 = arg;
   1286  1.60  augustss 	}
   1287  1.70  augustss 
   1288  1.70  augustss 	switch(sc->sc_i.run) {
   1289  1.70  augustss 	case SB_NOTRUNNING:
   1290  1.70  augustss 		/* Non-looping mode, not initialized */
   1291  1.70  augustss 		sc->sc_i.run = SB_RUNNING;
   1292  1.70  augustss 		if (!sbdsp_dma_setup_input(sc))
   1293  1.70  augustss 			goto giveup;
   1294  1.70  augustss 		/* fall into */
   1295  1.70  augustss 	case SB_RUNNING:
   1296  1.70  augustss 		/* Non-looping mode, start DMA */
   1297  1.60  augustss #ifdef AUDIO_DEBUG
   1298  1.60  augustss 		if (sbdspdebug > 2)
   1299  1.70  augustss 			printf("sbdsp_dma_input: dmastart buf=%p cc=%d chan=%d\n",
   1300  1.70  augustss 			       p, cc, sc->sc_i.dmachan);
   1301  1.60  augustss #endif
   1302  1.70  augustss 		isa_dmastart(sc->sc_isa, sc->sc_i.dmachan, p,
   1303  1.70  augustss 			     cc, NULL, DMAMODE_READ, BUS_DMA_NOWAIT);
   1304  1.70  augustss 
   1305  1.70  augustss 		/* Start PCM in non-looping mode */
   1306  1.70  augustss 		if ((sc->sc_model == SB_JAZZ && sc->sc_i.dmachan > 3) ||
   1307  1.70  augustss 		    (sc->sc_model != SB_JAZZ && sc->sc_i.modep->precision == 16))
   1308  1.70  augustss 			cc >>= 1;
   1309  1.70  augustss 		--cc;
   1310  1.70  augustss 		if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 ||
   1311  1.31  christos 		    sbdsp_wdsp(sc, cc) < 0 ||
   1312  1.31  christos 		    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1313  1.70  augustss 			DPRINTF(("sbdsp_dma_input: SB1 DMA start failed\n"));
   1314  1.23   mycroft 			goto giveup;
   1315  1.23   mycroft 		}
   1316  1.70  augustss 		break;
   1317  1.70  augustss 	case SB_DMARUNNING:
   1318  1.70  augustss 		/* Looping mode, not initialized */
   1319  1.70  augustss 		sc->sc_i.run = SB_PCMRUNNING;
   1320  1.70  augustss 		if (!sbdsp_dma_setup_input(sc))
   1321  1.70  augustss 			goto giveup;
   1322  1.70  augustss 		if ((sc->sc_model == SB_JAZZ && sc->sc_i.dmachan > 3) ||
   1323  1.70  augustss 		    (sc->sc_model != SB_JAZZ && sc->sc_i.modep->precision == 16))
   1324  1.70  augustss 			cc >>= 1;
   1325  1.70  augustss 		--cc;
   1326  1.70  augustss 		/* Initialize looping PCM */
   1327  1.70  augustss 		if (ISSB16CLASS(sc)) {
   1328  1.70  augustss #ifdef AUDIO_DEBUG
   1329  1.70  augustss 			if (sbdspdebug > 2)
   1330  1.70  augustss 				printf("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n",
   1331  1.70  augustss 				       sc->sc_i.modep->cmd, sc->sc_i.bmode, cc);
   1332  1.70  augustss #endif
   1333  1.70  augustss 			if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 ||
   1334  1.70  augustss 			    sbdsp_wdsp(sc, sc->sc_i.bmode) < 0 ||
   1335  1.70  augustss 			    sbdsp_wdsp(sc, cc) < 0 ||
   1336  1.70  augustss 			    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1337  1.70  augustss 				DPRINTF(("sbdsp_dma_input: SB16 DMA start failed\n"));
   1338  1.70  augustss 				DPRINTF(("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n",
   1339  1.70  augustss 					 sc->sc_i.modep->cmd, sc->sc_i.bmode, cc));
   1340  1.70  augustss 				goto giveup;
   1341  1.70  augustss 			}
   1342  1.70  augustss 		} else {
   1343  1.53   mycroft 			DPRINTF(("sbdsp_dma_input: set blocksize=%d\n", cc));
   1344  1.31  christos 			if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 ||
   1345  1.31  christos 			    sbdsp_wdsp(sc, cc) < 0 ||
   1346  1.31  christos 			    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1347  1.60  augustss 				DPRINTF(("sbdsp_dma_input: SB2 DMA blocksize failed\n"));
   1348   1.1    brezak 				goto giveup;
   1349  1.15   mycroft 			}
   1350  1.70  augustss 			if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0) {
   1351  1.60  augustss 				DPRINTF(("sbdsp_dma_input: SB2 DMA start failed\n"));
   1352  1.53   mycroft 				goto giveup;
   1353  1.53   mycroft 			}
   1354  1.15   mycroft 		}
   1355  1.70  augustss 		break;
   1356  1.70  augustss 	case SB_PCMRUNNING:
   1357  1.70  augustss 		/* Looping mode, nothing to do */
   1358  1.70  augustss 		break;
   1359   1.1    brezak 	}
   1360   1.1    brezak 	return 0;
   1361   1.1    brezak 
   1362   1.1    brezak giveup:
   1363   1.1    brezak 	sbdsp_reset(sc);
   1364   1.1    brezak 	return EIO;
   1365   1.1    brezak }
   1366   1.1    brezak 
   1367   1.1    brezak int
   1368  1.60  augustss sbdsp_dma_init_output(addr, buf, cc)
   1369  1.60  augustss 	void *addr;
   1370  1.60  augustss 	void *buf;
   1371  1.60  augustss 	int cc;
   1372  1.60  augustss {
   1373  1.60  augustss 	struct sbdsp_softc *sc = addr;
   1374  1.60  augustss 
   1375  1.60  augustss 	if (sc->sc_model == SB_1)
   1376  1.60  augustss 		return 0;
   1377  1.70  augustss 	sc->sc_o.run = SB_DMARUNNING;
   1378  1.70  augustss 	DPRINTF(("sbdsp: dma start loop output buf=%p cc=%d chan=%d\n",
   1379  1.70  augustss 		 buf, cc, sc->sc_o.dmachan));
   1380  1.70  augustss 	isa_dmastart(sc->sc_isa, sc->sc_o.dmachan, buf,
   1381  1.70  augustss 		     cc, NULL, DMAMODE_WRITE | DMAMODE_LOOP, BUS_DMA_NOWAIT);
   1382  1.60  augustss 	return 0;
   1383  1.60  augustss }
   1384  1.60  augustss 
   1385  1.70  augustss static int
   1386  1.70  augustss sbdsp_dma_setup_output(sc)
   1387  1.70  augustss 	struct sbdsp_softc *sc;
   1388  1.70  augustss {
   1389  1.70  augustss 	int stereo = sc->sc_o.modep->channels == 2;
   1390  1.70  augustss 	int cmd;
   1391  1.70  augustss 
   1392  1.70  augustss 	if (ISSBPRO(sc)) {
   1393  1.70  augustss 		/* make sure we re-set stereo mixer bit when we start output. */
   1394  1.70  augustss 		sbdsp_mix_write(sc, SBP_STEREO,
   1395  1.70  augustss 				(sbdsp_mix_read(sc, SBP_STEREO) & ~SBP_PLAYMODE_MASK) |
   1396  1.70  augustss 				(stereo ?  SBP_PLAYMODE_STEREO : SBP_PLAYMODE_MONO));
   1397  1.70  augustss 		cmd = sc->sc_o.modep->cmdchan;
   1398  1.70  augustss 		if (cmd && sbdsp_wdsp(sc, cmd) < 0)
   1399  1.70  augustss 			return 0;
   1400  1.70  augustss 	}
   1401  1.70  augustss 
   1402  1.70  augustss 	if (ISSB16CLASS(sc)) {
   1403  1.70  augustss 		if (sbdsp16_set_rate(sc, SB_DSP16_OUTPUTRATE,
   1404  1.70  augustss 				     sc->sc_o.rate)) {
   1405  1.70  augustss 			DPRINTF(("sbdsp_dma_setup_output: rate=%d set failed\n",
   1406  1.70  augustss 				 sc->sc_o.rate));
   1407  1.70  augustss 			return 0;
   1408  1.70  augustss 		}
   1409  1.70  augustss 	} else {
   1410  1.70  augustss 		if (sbdsp_set_timeconst(sc, sc->sc_o.tc)) {
   1411  1.70  augustss 			DPRINTF(("sbdsp_dma_setup_output: tc=%d set failed\n",
   1412  1.70  augustss 				 sc->sc_o.rate));
   1413  1.70  augustss 			return 0;
   1414  1.70  augustss 		}
   1415  1.70  augustss 	}
   1416  1.70  augustss 	return 1;
   1417  1.70  augustss }
   1418  1.70  augustss 
   1419  1.60  augustss int
   1420   1.1    brezak sbdsp_dma_output(addr, p, cc, intr, arg)
   1421   1.5   mycroft 	void *addr;
   1422   1.1    brezak 	void *p;
   1423   1.1    brezak 	int cc;
   1424  1.25  christos 	void (*intr) __P((void *));
   1425   1.1    brezak 	void *arg;
   1426   1.1    brezak {
   1427  1.52  augustss 	struct sbdsp_softc *sc = addr;
   1428   1.1    brezak 
   1429  1.12    brezak #ifdef AUDIO_DEBUG
   1430   1.1    brezak 	if (sbdspdebug > 1)
   1431  1.70  augustss 		printf("sbdsp_dma_output: sc=%p buf=%p cc=%d intr=%p(%p)\n", addr, p, cc, intr, arg);
   1432   1.1    brezak #endif
   1433  1.52  augustss #ifdef DIAGNOSTIC
   1434  1.70  augustss 	if (sc->sc_o.modep->channels == 2 && (cc & 1)) {
   1435   1.1    brezak 		DPRINTF(("stereo playback odd bytes (%d)\n", cc));
   1436   1.1    brezak 		return EIO;
   1437   1.1    brezak 	}
   1438  1.52  augustss #endif
   1439   1.1    brezak 
   1440  1.71  augustss 	if (sc->sc_o.modep->precision == 8) {
   1441  1.71  augustss #ifdef DIAGNOSTIC
   1442  1.71  augustss 		if (sc->sc_o.dmachan != sc->sc_drq8) {
   1443  1.71  augustss 			printf("sbdsp_dma_output: prec=%d bad chan %d\n",
   1444  1.71  augustss 			       sc->sc_o.modep->precision, sc->sc_o.dmachan);
   1445  1.71  augustss 			return EIO;
   1446  1.71  augustss 		}
   1447  1.71  augustss #endif
   1448  1.70  augustss 		sc->sc_intr8 = intr;
   1449  1.70  augustss 		sc->sc_arg8 = arg;
   1450  1.70  augustss 	} else {
   1451  1.70  augustss #ifdef DIAGNOSTIC
   1452  1.70  augustss 		if (sc->sc_o.dmachan != sc->sc_drq16) {
   1453  1.71  augustss 			printf("sbdsp_dma_output: prec=%d bad chan %d\n",
   1454  1.71  augustss 			       sc->sc_o.modep->precision, sc->sc_o.dmachan);
   1455  1.70  augustss 			return EIO;
   1456  1.16   mycroft 		}
   1457  1.70  augustss #endif
   1458  1.70  augustss 		sc->sc_intr16 = intr;
   1459  1.70  augustss 		sc->sc_arg16 = arg;
   1460   1.1    brezak 	}
   1461  1.15   mycroft 
   1462  1.70  augustss 	switch(sc->sc_o.run) {
   1463  1.70  augustss 	case SB_NOTRUNNING:
   1464  1.70  augustss 		/* Non-looping mode, not initialized */
   1465  1.70  augustss 		sc->sc_o.run = SB_RUNNING;
   1466  1.70  augustss 		if (!sbdsp_dma_setup_output(sc))
   1467  1.70  augustss 			goto giveup;
   1468  1.70  augustss 		/* fall into */
   1469  1.70  augustss 	case SB_RUNNING:
   1470  1.70  augustss 		/* Non-looping mode, initialized. Start DMA and PCM */
   1471  1.52  augustss #ifdef AUDIO_DEBUG
   1472  1.70  augustss 		if (sbdspdebug > 2)
   1473  1.70  augustss 			printf("sbdsp: start dma out addr=%p, cc=%d, chan=%d\n",
   1474  1.70  augustss 			       p, cc, sc->sc_o.dmachan);
   1475  1.52  augustss #endif
   1476  1.70  augustss 		isa_dmastart(sc->sc_isa, sc->sc_o.dmachan, p,
   1477  1.70  augustss 			     cc, NULL, DMAMODE_WRITE, BUS_DMA_NOWAIT);
   1478  1.70  augustss 		if ((sc->sc_model == SB_JAZZ && sc->sc_o.dmachan > 3) ||
   1479  1.70  augustss 		    (sc->sc_model != SB_JAZZ && sc->sc_o.modep->precision == 16))
   1480  1.70  augustss 			cc >>= 1;
   1481  1.70  augustss 		--cc;
   1482  1.70  augustss 		if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 ||
   1483  1.31  christos 		    sbdsp_wdsp(sc, cc) < 0 ||
   1484  1.31  christos 		    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1485  1.70  augustss 			DPRINTF(("sbdsp_dma_output: SB1 DMA start failed\n"));
   1486  1.23   mycroft 			goto giveup;
   1487  1.23   mycroft 		}
   1488  1.70  augustss 		break;
   1489  1.70  augustss 	case SB_DMARUNNING:
   1490  1.70  augustss 		/* Looping mode, not initialized */
   1491  1.70  augustss 		sc->sc_o.run = SB_PCMRUNNING;
   1492  1.70  augustss 		if (!sbdsp_dma_setup_output(sc))
   1493  1.70  augustss 			goto giveup;
   1494  1.70  augustss 		if ((sc->sc_model == SB_JAZZ && sc->sc_o.dmachan > 3) ||
   1495  1.70  augustss 		    (sc->sc_model != SB_JAZZ && sc->sc_o.modep->precision == 16))
   1496  1.70  augustss 			cc >>= 1;
   1497  1.70  augustss 		--cc;
   1498  1.70  augustss 		/* Initialize looping PCM */
   1499  1.70  augustss 		if (ISSB16CLASS(sc)) {
   1500  1.70  augustss 			DPRINTF(("sbdsp_dma_output: SB16 cmd=0x%02x bmode=0x%02x cc=%d\n",
   1501  1.70  augustss 				 sc->sc_o.modep->cmd,sc->sc_o.bmode, cc));
   1502  1.70  augustss 			if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 ||
   1503  1.70  augustss 			    sbdsp_wdsp(sc, sc->sc_o.bmode) < 0 ||
   1504  1.70  augustss 			    sbdsp_wdsp(sc, cc) < 0 ||
   1505  1.70  augustss 			    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1506  1.70  augustss 				DPRINTF(("sbdsp_dma_output: SB16 DMA start failed\n"));
   1507  1.70  augustss 				goto giveup;
   1508  1.70  augustss 			}
   1509  1.70  augustss 		} else {
   1510  1.52  augustss 			DPRINTF(("sbdsp_dma_output: set blocksize=%d\n", cc));
   1511  1.31  christos 			if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 ||
   1512  1.31  christos 			    sbdsp_wdsp(sc, cc) < 0 ||
   1513  1.31  christos 			    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1514  1.52  augustss 				DPRINTF(("sbdsp_dma_output: SB2 DMA blocksize failed\n"));
   1515  1.52  augustss 				goto giveup;
   1516  1.52  augustss 			}
   1517  1.70  augustss 			if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0) {
   1518  1.39   mycroft 				DPRINTF(("sbdsp_dma_output: SB2 DMA start failed\n"));
   1519   1.1    brezak 				goto giveup;
   1520   1.1    brezak 			}
   1521   1.1    brezak 		}
   1522  1.70  augustss 		break;
   1523  1.70  augustss 	case SB_PCMRUNNING:
   1524  1.70  augustss 		/* Looping mode, nothing to do */
   1525  1.70  augustss 		break;
   1526   1.1    brezak 	}
   1527   1.1    brezak 	return 0;
   1528   1.1    brezak 
   1529  1.15   mycroft giveup:
   1530   1.1    brezak 	sbdsp_reset(sc);
   1531   1.1    brezak 	return EIO;
   1532   1.1    brezak }
   1533   1.1    brezak 
   1534   1.1    brezak /*
   1535   1.1    brezak  * Only the DSP unit on the sound blaster generates interrupts.
   1536   1.1    brezak  * There are three cases of interrupt: reception of a midi byte
   1537   1.1    brezak  * (when mode is enabled), completion of dma transmission, or
   1538  1.70  augustss  * completion of a dma reception.
   1539  1.60  augustss  *
   1540  1.60  augustss  * If there is interrupt sharing or a spurious interrupt occurs
   1541  1.70  augustss  * there is no way to distinguish this on an SB2.  So if you have
   1542  1.70  augustss  * an SB2 and experience problems, buy an SB16 (it's only $40).
   1543   1.1    brezak  */
   1544   1.1    brezak int
   1545   1.6       cgd sbdsp_intr(arg)
   1546   1.6       cgd 	void *arg;
   1547   1.1    brezak {
   1548  1.52  augustss 	struct sbdsp_softc *sc = arg;
   1549  1.52  augustss 	int loop = sc->sc_model != SB_1;
   1550  1.52  augustss 	u_char irq;
   1551   1.1    brezak 
   1552  1.12    brezak #ifdef AUDIO_DEBUG
   1553   1.1    brezak 	if (sbdspdebug > 1)
   1554  1.70  augustss 		printf("sbdsp_intr: intr8=%p, intr16=%p\n",
   1555  1.70  augustss 		       sc->sc_intr8, sc->sc_intr16);
   1556   1.1    brezak #endif
   1557  1.39   mycroft 	if (ISSB16CLASS(sc)) {
   1558  1.52  augustss 		irq = sbdsp_mix_read(sc, SBP_IRQ_STATUS);
   1559  1.70  augustss 		if ((irq & (SBP_IRQ_DMA8 | SBP_IRQ_DMA16)) == 0) {
   1560  1.70  augustss 			DPRINTF(("sbdsp_intr: Spurious interrupt 0x%x\n", irq));
   1561  1.39   mycroft 			return 0;
   1562  1.70  augustss 		}
   1563  1.39   mycroft 	} else {
   1564  1.70  augustss 		if (!loop && !isa_dmafinished(sc->sc_isa, sc->sc_drq8))
   1565  1.39   mycroft 			return 0;
   1566  1.52  augustss 		irq = SBP_IRQ_DMA8;
   1567  1.20   mycroft 	}
   1568   1.1    brezak 	sc->sc_interrupts++;
   1569  1.52  augustss 	delay(10);		/* XXX why? */
   1570   1.1    brezak #if 0
   1571   1.1    brezak 	if (sc->sc_mintr != 0) {
   1572  1.31  christos 		x = sbdsp_rdsp(sc);
   1573  1.15   mycroft 		(*sc->sc_mintr)(sc->sc_arg, x);
   1574   1.1    brezak 	} else
   1575   1.1    brezak #endif
   1576  1.70  augustss 	if (sc->sc_intr8 == 0 && sc->sc_intr16 == 0) {
   1577  1.70  augustss 		DPRINTF(("sbdsp_intr: Unexpected interrupt 0x%x\n", irq));
   1578  1.70  augustss 		/* XXX return 0;*/	/* Did not expect an interrupt */
   1579  1.70  augustss 	}
   1580  1.70  augustss 
   1581  1.70  augustss 	/* clear interrupt */
   1582  1.70  augustss 	if (irq & SBP_IRQ_DMA8) {
   1583  1.70  augustss 		bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK8);
   1584  1.52  augustss 		if (!loop)
   1585  1.70  augustss 			isa_dmadone(sc->sc_isa, sc->sc_drq8);
   1586  1.70  augustss 		if (sc->sc_intr8)
   1587  1.70  augustss 			(*sc->sc_intr8)(sc->sc_arg8);
   1588  1.70  augustss 	}
   1589  1.70  augustss 	if (irq & SBP_IRQ_DMA16) {
   1590  1.70  augustss 		bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK16);
   1591  1.70  augustss 		if (sc->sc_intr16)
   1592  1.70  augustss 			(*sc->sc_intr16)(sc->sc_arg16);
   1593   1.1    brezak 	}
   1594   1.1    brezak 	return 1;
   1595   1.1    brezak }
   1596   1.1    brezak 
   1597   1.1    brezak #if 0
   1598   1.1    brezak /*
   1599   1.1    brezak  * Enter midi uart mode and arrange for read interrupts
   1600   1.1    brezak  * to vector to `intr'.  This puts the card in a mode
   1601   1.1    brezak  * which allows only midi I/O; the card must be reset
   1602   1.1    brezak  * to leave this mode.  Unfortunately, the card does not
   1603   1.1    brezak  * use transmit interrupts, so bytes must be output
   1604   1.1    brezak  * using polling.  To keep the polling overhead to a
   1605   1.1    brezak  * minimum, output should be driven off a timer.
   1606   1.1    brezak  * This is a little tricky since only 320us separate
   1607   1.1    brezak  * consecutive midi bytes.
   1608   1.1    brezak  */
   1609   1.1    brezak void
   1610   1.1    brezak sbdsp_set_midi_mode(sc, intr, arg)
   1611   1.1    brezak 	struct sbdsp_softc *sc;
   1612   1.1    brezak 	void (*intr)();
   1613   1.1    brezak 	void *arg;
   1614   1.1    brezak {
   1615   1.1    brezak 
   1616  1.31  christos 	sbdsp_wdsp(sc, SB_MIDI_UART_INTR);
   1617   1.1    brezak 	sc->sc_mintr = intr;
   1618   1.1    brezak 	sc->sc_intr = 0;
   1619   1.1    brezak 	sc->sc_arg = arg;
   1620   1.1    brezak }
   1621   1.1    brezak 
   1622   1.1    brezak /*
   1623   1.1    brezak  * Write a byte to the midi port, when in midi uart mode.
   1624   1.1    brezak  */
   1625   1.1    brezak void
   1626   1.1    brezak sbdsp_midi_output(sc, v)
   1627   1.1    brezak 	struct sbdsp_softc *sc;
   1628   1.1    brezak 	int v;
   1629   1.1    brezak {
   1630   1.1    brezak 
   1631  1.31  christos 	if (sbdsp_wdsp(sc, v) < 0)
   1632   1.1    brezak 		++sberr.wmidi;
   1633   1.1    brezak }
   1634   1.1    brezak #endif
   1635  1.66  augustss 
   1636  1.66  augustss /* Mask a value 0-255, but round it first */
   1637  1.66  augustss #define MAXVAL 256
   1638  1.66  augustss static int
   1639  1.66  augustss sbdsp_adjust(val, mask)
   1640  1.66  augustss 	int val, mask;
   1641  1.66  augustss {
   1642  1.66  augustss 	val += (MAXVAL - mask) >> 1;
   1643  1.66  augustss 	if (val >= MAXVAL)
   1644  1.66  augustss 		val = MAXVAL-1;
   1645  1.66  augustss 	return val & mask;
   1646  1.66  augustss }
   1647   1.1    brezak 
   1648  1.50  augustss void
   1649  1.50  augustss sbdsp_set_mixer_gain(sc, port)
   1650  1.50  augustss 	struct sbdsp_softc *sc;
   1651  1.50  augustss 	int port;
   1652  1.50  augustss {
   1653  1.50  augustss 	int src, gain;
   1654  1.50  augustss 
   1655  1.50  augustss 	switch(sc->sc_mixer_model) {
   1656  1.50  augustss 	case SBM_NONE:
   1657  1.50  augustss 		return;
   1658  1.50  augustss 	case SBM_CT1335:
   1659  1.50  augustss 		gain = SB_1335_GAIN(sc->gain[port][SB_LEFT]);
   1660  1.50  augustss 		switch(port) {
   1661  1.50  augustss 		case SB_MASTER_VOL:
   1662  1.50  augustss 			src = SBP_1335_MASTER_VOL;
   1663  1.50  augustss 			break;
   1664  1.50  augustss 		case SB_MIDI_VOL:
   1665  1.50  augustss 			src = SBP_1335_MIDI_VOL;
   1666  1.50  augustss 			break;
   1667  1.50  augustss 		case SB_CD_VOL:
   1668  1.50  augustss 			src = SBP_1335_CD_VOL;
   1669  1.50  augustss 			break;
   1670  1.50  augustss 		case SB_VOICE_VOL:
   1671  1.50  augustss 			src = SBP_1335_VOICE_VOL;
   1672  1.50  augustss 			gain = SB_1335_MASTER_GAIN(sc->gain[port][SB_LEFT]);
   1673  1.50  augustss 			break;
   1674  1.50  augustss 		default:
   1675  1.50  augustss 			return;
   1676  1.50  augustss 		}
   1677  1.50  augustss 		sbdsp_mix_write(sc, src, gain);
   1678  1.50  augustss 		break;
   1679  1.50  augustss 	case SBM_CT1345:
   1680  1.50  augustss 		gain = SB_STEREO_GAIN(sc->gain[port][SB_LEFT],
   1681  1.50  augustss 				      sc->gain[port][SB_RIGHT]);
   1682  1.50  augustss 		switch (port) {
   1683  1.50  augustss 		case SB_MIC_VOL:
   1684  1.50  augustss 			src = SBP_MIC_VOL;
   1685  1.50  augustss 			gain = SB_MIC_GAIN(sc->gain[port][SB_LEFT]);
   1686  1.50  augustss 			break;
   1687  1.50  augustss 		case SB_MASTER_VOL:
   1688  1.50  augustss 			src = SBP_MASTER_VOL;
   1689  1.50  augustss 			break;
   1690  1.50  augustss 		case SB_LINE_IN_VOL:
   1691  1.50  augustss 			src = SBP_LINE_VOL;
   1692  1.50  augustss 			break;
   1693  1.50  augustss 		case SB_VOICE_VOL:
   1694  1.50  augustss 			src = SBP_VOICE_VOL;
   1695  1.50  augustss 			break;
   1696  1.50  augustss 		case SB_MIDI_VOL:
   1697  1.50  augustss 			src = SBP_MIDI_VOL;
   1698  1.50  augustss 			break;
   1699  1.50  augustss 		case SB_CD_VOL:
   1700  1.50  augustss 			src = SBP_CD_VOL;
   1701  1.50  augustss 			break;
   1702  1.50  augustss 		default:
   1703  1.50  augustss 			return;
   1704  1.50  augustss 		}
   1705  1.50  augustss 		sbdsp_mix_write(sc, src, gain);
   1706  1.50  augustss 		break;
   1707  1.65  augustss 	case SBM_CT1XX5:
   1708  1.50  augustss 	case SBM_CT1745:
   1709  1.50  augustss 		switch (port) {
   1710  1.50  augustss 		case SB_MIC_VOL:
   1711  1.50  augustss 			src = SB16P_MIC_L;
   1712  1.50  augustss 			break;
   1713  1.50  augustss 		case SB_MASTER_VOL:
   1714  1.50  augustss 			src = SB16P_MASTER_L;
   1715  1.50  augustss 			break;
   1716  1.50  augustss 		case SB_LINE_IN_VOL:
   1717  1.50  augustss 			src = SB16P_LINE_L;
   1718  1.50  augustss 			break;
   1719  1.50  augustss 		case SB_VOICE_VOL:
   1720  1.50  augustss 			src = SB16P_VOICE_L;
   1721  1.50  augustss 			break;
   1722  1.50  augustss 		case SB_MIDI_VOL:
   1723  1.50  augustss 			src = SB16P_MIDI_L;
   1724  1.50  augustss 			break;
   1725  1.50  augustss 		case SB_CD_VOL:
   1726  1.50  augustss 			src = SB16P_CD_L;
   1727  1.50  augustss 			break;
   1728  1.50  augustss 		case SB_INPUT_GAIN:
   1729  1.50  augustss 			src = SB16P_INPUT_GAIN_L;
   1730  1.50  augustss 			break;
   1731  1.50  augustss 		case SB_OUTPUT_GAIN:
   1732  1.50  augustss 			src = SB16P_OUTPUT_GAIN_L;
   1733  1.50  augustss 			break;
   1734  1.50  augustss 		case SB_TREBLE:
   1735  1.50  augustss 			src = SB16P_TREBLE_L;
   1736  1.50  augustss 			break;
   1737  1.50  augustss 		case SB_BASS:
   1738  1.50  augustss 			src = SB16P_BASS_L;
   1739  1.50  augustss 			break;
   1740  1.50  augustss 		case SB_PCSPEAKER:
   1741  1.50  augustss 			sbdsp_mix_write(sc, SB16P_PCSPEAKER, sc->gain[port][SB_LEFT]);
   1742  1.50  augustss 			return;
   1743  1.50  augustss 		default:
   1744  1.50  augustss 			return;
   1745  1.50  augustss 		}
   1746  1.50  augustss 		sbdsp_mix_write(sc, src, sc->gain[port][SB_LEFT]);
   1747  1.50  augustss 		sbdsp_mix_write(sc, SB16P_L_TO_R(src), sc->gain[port][SB_RIGHT]);
   1748  1.50  augustss 		break;
   1749  1.50  augustss 	}
   1750  1.50  augustss }
   1751  1.50  augustss 
   1752   1.1    brezak int
   1753   1.1    brezak sbdsp_mixer_set_port(addr, cp)
   1754  1.18   mycroft 	void *addr;
   1755  1.18   mycroft 	mixer_ctrl_t *cp;
   1756   1.1    brezak {
   1757  1.52  augustss 	struct sbdsp_softc *sc = addr;
   1758  1.50  augustss 	int lgain, rgain;
   1759  1.69  augustss 	int mask, bits;
   1760  1.69  augustss 	int lmask, rmask, lbits, rbits;
   1761  1.69  augustss 	int mute, swap;
   1762   1.1    brezak 
   1763  1.18   mycroft 	DPRINTF(("sbdsp_mixer_set_port: port=%d num_channels=%d\n", cp->dev,
   1764  1.18   mycroft 	    cp->un.value.num_channels));
   1765   1.1    brezak 
   1766  1.50  augustss 	if (sc->sc_mixer_model == SBM_NONE)
   1767  1.22   mycroft 		return EINVAL;
   1768  1.22   mycroft 
   1769  1.18   mycroft 	switch (cp->dev) {
   1770  1.50  augustss 	case SB_TREBLE:
   1771  1.50  augustss 	case SB_BASS:
   1772  1.65  augustss 		if (sc->sc_mixer_model == SBM_CT1345 ||
   1773  1.65  augustss                     sc->sc_mixer_model == SBM_CT1XX5) {
   1774  1.50  augustss 			if (cp->type != AUDIO_MIXER_ENUM)
   1775  1.50  augustss 				return EINVAL;
   1776  1.50  augustss 			switch (cp->dev) {
   1777  1.50  augustss 			case SB_TREBLE:
   1778  1.50  augustss 				sbdsp_set_ifilter(addr, cp->un.ord ? SB_TREBLE : 0);
   1779  1.50  augustss 				return 0;
   1780  1.50  augustss 			case SB_BASS:
   1781  1.50  augustss 				sbdsp_set_ifilter(addr, cp->un.ord ? SB_BASS : 0);
   1782  1.50  augustss 				return 0;
   1783  1.50  augustss 			}
   1784  1.50  augustss 		}
   1785  1.50  augustss 	case SB_PCSPEAKER:
   1786  1.50  augustss 	case SB_INPUT_GAIN:
   1787  1.50  augustss 	case SB_OUTPUT_GAIN:
   1788  1.65  augustss 		if (!ISSBM1745(sc))
   1789  1.50  augustss 			return EINVAL;
   1790  1.50  augustss 	case SB_MIC_VOL:
   1791  1.50  augustss 	case SB_LINE_IN_VOL:
   1792  1.50  augustss 		if (sc->sc_mixer_model == SBM_CT1335)
   1793  1.50  augustss 			return EINVAL;
   1794  1.50  augustss 	case SB_VOICE_VOL:
   1795  1.50  augustss 	case SB_MIDI_VOL:
   1796  1.50  augustss 	case SB_CD_VOL:
   1797  1.18   mycroft 	case SB_MASTER_VOL:
   1798  1.18   mycroft 		if (cp->type != AUDIO_MIXER_VALUE)
   1799  1.18   mycroft 			return EINVAL;
   1800  1.18   mycroft 
   1801  1.18   mycroft 		/*
   1802  1.18   mycroft 		 * All the mixer ports are stereo except for the microphone.
   1803  1.18   mycroft 		 * If we get a single-channel gain value passed in, then we
   1804  1.18   mycroft 		 * duplicate it to both left and right channels.
   1805  1.18   mycroft 		 */
   1806  1.18   mycroft 
   1807  1.18   mycroft 		switch (cp->dev) {
   1808  1.50  augustss 		case SB_MIC_VOL:
   1809  1.18   mycroft 			if (cp->un.value.num_channels != 1)
   1810  1.18   mycroft 				return EINVAL;
   1811  1.18   mycroft 
   1812  1.50  augustss 			lgain = rgain = SB_ADJUST_MIC_GAIN(sc,
   1813  1.50  augustss 			  cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
   1814  1.18   mycroft 			break;
   1815  1.50  augustss 		case SB_PCSPEAKER:
   1816  1.50  augustss 			if (cp->un.value.num_channels != 1)
   1817  1.50  augustss 				return EINVAL;
   1818  1.50  augustss 			/* fall into */
   1819  1.50  augustss 		case SB_INPUT_GAIN:
   1820  1.50  augustss 		case SB_OUTPUT_GAIN:
   1821  1.50  augustss 			lgain = rgain = SB_ADJUST_2_GAIN(sc,
   1822  1.50  augustss 			  cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
   1823  1.50  augustss 			break;
   1824  1.50  augustss 		default:
   1825  1.18   mycroft 			switch (cp->un.value.num_channels) {
   1826  1.18   mycroft 			case 1:
   1827  1.50  augustss 				lgain = rgain = SB_ADJUST_GAIN(sc,
   1828  1.50  augustss 				  cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
   1829  1.18   mycroft 				break;
   1830  1.18   mycroft 			case 2:
   1831  1.50  augustss 				if (sc->sc_mixer_model == SBM_CT1335)
   1832  1.50  augustss 					return EINVAL;
   1833  1.50  augustss 				lgain = SB_ADJUST_GAIN(sc,
   1834  1.50  augustss 				  cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]);
   1835  1.50  augustss 				rgain = SB_ADJUST_GAIN(sc,
   1836  1.50  augustss 				  cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]);
   1837  1.18   mycroft 				break;
   1838  1.18   mycroft 			default:
   1839  1.18   mycroft 				return EINVAL;
   1840  1.18   mycroft 			}
   1841  1.18   mycroft 			break;
   1842  1.18   mycroft 		}
   1843  1.50  augustss 		sc->gain[cp->dev][SB_LEFT]  = lgain;
   1844  1.50  augustss 		sc->gain[cp->dev][SB_RIGHT] = rgain;
   1845  1.18   mycroft 
   1846  1.50  augustss 		sbdsp_set_mixer_gain(sc, cp->dev);
   1847  1.18   mycroft 		break;
   1848  1.18   mycroft 
   1849   1.1    brezak 	case SB_RECORD_SOURCE:
   1850  1.65  augustss 		if (ISSBM1745(sc)) {
   1851  1.50  augustss 			if (cp->type != AUDIO_MIXER_SET)
   1852  1.50  augustss 				return EINVAL;
   1853  1.50  augustss 			return sbdsp_set_in_ports(sc, cp->un.mask);
   1854  1.50  augustss 		} else {
   1855  1.50  augustss 			if (cp->type != AUDIO_MIXER_ENUM)
   1856  1.50  augustss 				return EINVAL;
   1857  1.50  augustss 			return sbdsp_set_in_port(sc, cp->un.ord);
   1858  1.18   mycroft 		}
   1859  1.50  augustss 		break;
   1860   1.1    brezak 
   1861  1.50  augustss 	case SB_AGC:
   1862  1.65  augustss 		if (!ISSBM1745(sc) || cp->type != AUDIO_MIXER_ENUM)
   1863  1.50  augustss 			return EINVAL;
   1864  1.50  augustss 		sbdsp_mix_write(sc, SB16P_AGC, cp->un.ord & 1);
   1865  1.18   mycroft 		break;
   1866  1.22   mycroft 
   1867  1.69  augustss 	case SB_CD_OUT_MUTE:
   1868  1.69  augustss 		mask = SB16P_SW_CD;
   1869  1.69  augustss 		goto omute;
   1870  1.69  augustss 	case SB_MIC_OUT_MUTE:
   1871  1.69  augustss 		mask = SB16P_SW_MIC;
   1872  1.69  augustss 		goto omute;
   1873  1.69  augustss 	case SB_LINE_OUT_MUTE:
   1874  1.69  augustss 		mask = SB16P_SW_LINE;
   1875  1.69  augustss 	omute:
   1876  1.69  augustss 		if (cp->type != AUDIO_MIXER_ENUM)
   1877  1.69  augustss 			return EINVAL;
   1878  1.69  augustss 		bits = sbdsp_mix_read(sc, SB16P_OSWITCH);
   1879  1.69  augustss 		sc->gain[cp->dev][SB_LR] = cp->un.ord != 0;
   1880  1.69  augustss 		if (cp->un.ord)
   1881  1.69  augustss 			bits = bits & ~mask;
   1882  1.69  augustss 		else
   1883  1.69  augustss 			bits = bits | mask;
   1884  1.69  augustss 		sbdsp_mix_write(sc, SB16P_OSWITCH, bits);
   1885  1.69  augustss 		break;
   1886  1.69  augustss 
   1887  1.69  augustss 	case SB_MIC_IN_MUTE:
   1888  1.69  augustss 	case SB_MIC_SWAP:
   1889  1.69  augustss 		lmask = rmask = SB16P_SW_MIC;
   1890  1.69  augustss 		goto imute;
   1891  1.69  augustss 	case SB_CD_IN_MUTE:
   1892  1.69  augustss 	case SB_CD_SWAP:
   1893  1.69  augustss 		lmask = SB16P_SW_CD_L;
   1894  1.69  augustss 		rmask = SB16P_SW_CD_R;
   1895  1.69  augustss 		goto imute;
   1896  1.69  augustss 	case SB_LINE_IN_MUTE:
   1897  1.69  augustss 	case SB_LINE_SWAP:
   1898  1.69  augustss 		lmask = SB16P_SW_LINE_L;
   1899  1.69  augustss 		rmask = SB16P_SW_LINE_R;
   1900  1.69  augustss 		goto imute;
   1901  1.69  augustss 	case SB_MIDI_IN_MUTE:
   1902  1.69  augustss 	case SB_MIDI_SWAP:
   1903  1.69  augustss 		lmask = SB16P_SW_MIDI_L;
   1904  1.69  augustss 		rmask = SB16P_SW_MIDI_R;
   1905  1.69  augustss 	imute:
   1906  1.69  augustss 		if (cp->type != AUDIO_MIXER_ENUM)
   1907  1.69  augustss 			return EINVAL;
   1908  1.69  augustss 		mask = lmask | rmask;
   1909  1.69  augustss 		lbits = sbdsp_mix_read(sc, SB16P_ISWITCH_L) & ~mask;
   1910  1.69  augustss 		rbits = sbdsp_mix_read(sc, SB16P_ISWITCH_R) & ~mask;
   1911  1.69  augustss 		sc->gain[cp->dev][SB_LR] = cp->un.ord != 0;
   1912  1.69  augustss 		if (SB_IS_IN_MUTE(cp->dev)) {
   1913  1.69  augustss 			mute = cp->dev;
   1914  1.69  augustss 			swap = mute - SB_CD_IN_MUTE + SB_CD_SWAP;
   1915  1.69  augustss 		} else {
   1916  1.69  augustss 			swap = cp->dev;
   1917  1.69  augustss 			mute = swap + SB_CD_IN_MUTE - SB_CD_SWAP;
   1918  1.69  augustss 		}
   1919  1.69  augustss 		if (sc->gain[swap][SB_LR]) {
   1920  1.69  augustss 			mask = lmask;
   1921  1.69  augustss 			lmask = rmask;
   1922  1.69  augustss 			rmask = mask;
   1923  1.69  augustss 		}
   1924  1.69  augustss 		if (!sc->gain[mute][SB_LR]) {
   1925  1.69  augustss 			lbits = lbits | lmask;
   1926  1.69  augustss 			rbits = rbits | rmask;
   1927  1.69  augustss 		}
   1928  1.69  augustss 		sbdsp_mix_write(sc, SB16P_ISWITCH_L, lbits);
   1929  1.69  augustss 		sbdsp_mix_write(sc, SB16P_ISWITCH_L, rbits);
   1930  1.69  augustss 		break;
   1931  1.69  augustss 
   1932  1.22   mycroft 	default:
   1933  1.22   mycroft 		return EINVAL;
   1934  1.18   mycroft 	}
   1935   1.1    brezak 
   1936  1.50  augustss 	return 0;
   1937   1.1    brezak }
   1938   1.1    brezak 
   1939   1.1    brezak int
   1940   1.1    brezak sbdsp_mixer_get_port(addr, cp)
   1941  1.18   mycroft 	void *addr;
   1942  1.18   mycroft 	mixer_ctrl_t *cp;
   1943   1.1    brezak {
   1944  1.52  augustss 	struct sbdsp_softc *sc = addr;
   1945   1.1    brezak 
   1946  1.48  augustss 	DPRINTF(("sbdsp_mixer_get_port: port=%d\n", cp->dev));
   1947   1.1    brezak 
   1948  1.50  augustss 	if (sc->sc_mixer_model == SBM_NONE)
   1949  1.22   mycroft 		return EINVAL;
   1950  1.22   mycroft 
   1951  1.18   mycroft 	switch (cp->dev) {
   1952  1.50  augustss 	case SB_TREBLE:
   1953  1.50  augustss 	case SB_BASS:
   1954  1.65  augustss 		if (sc->sc_mixer_model == SBM_CT1345 ||
   1955  1.65  augustss                     sc->sc_mixer_model == SBM_CT1XX5) {
   1956  1.50  augustss 			switch (cp->dev) {
   1957  1.50  augustss 			case SB_TREBLE:
   1958  1.50  augustss 				cp->un.ord = sbdsp_get_ifilter(addr) == SB_TREBLE;
   1959  1.50  augustss 				return 0;
   1960  1.50  augustss 			case SB_BASS:
   1961  1.50  augustss 				cp->un.ord = sbdsp_get_ifilter(addr) == SB_BASS;
   1962  1.50  augustss 				return 0;
   1963  1.50  augustss 			}
   1964  1.50  augustss 		}
   1965  1.50  augustss 	case SB_PCSPEAKER:
   1966  1.50  augustss 	case SB_INPUT_GAIN:
   1967  1.50  augustss 	case SB_OUTPUT_GAIN:
   1968  1.65  augustss 		if (!ISSBM1745(sc))
   1969  1.50  augustss 			return EINVAL;
   1970  1.50  augustss 	case SB_MIC_VOL:
   1971  1.50  augustss 	case SB_LINE_IN_VOL:
   1972  1.50  augustss 		if (sc->sc_mixer_model == SBM_CT1335)
   1973  1.50  augustss 			return EINVAL;
   1974  1.50  augustss 	case SB_VOICE_VOL:
   1975  1.50  augustss 	case SB_MIDI_VOL:
   1976  1.50  augustss 	case SB_CD_VOL:
   1977  1.18   mycroft 	case SB_MASTER_VOL:
   1978  1.18   mycroft 		switch (cp->dev) {
   1979  1.50  augustss 		case SB_MIC_VOL:
   1980  1.50  augustss 		case SB_PCSPEAKER:
   1981  1.18   mycroft 			if (cp->un.value.num_channels != 1)
   1982  1.18   mycroft 				return EINVAL;
   1983  1.50  augustss 			/* fall into */
   1984  1.50  augustss 		default:
   1985  1.18   mycroft 			switch (cp->un.value.num_channels) {
   1986  1.18   mycroft 			case 1:
   1987  1.50  augustss 				cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
   1988  1.50  augustss 					sc->gain[cp->dev][SB_LEFT];
   1989  1.18   mycroft 				break;
   1990  1.18   mycroft 			case 2:
   1991  1.50  augustss 				cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] =
   1992  1.50  augustss 					sc->gain[cp->dev][SB_LEFT];
   1993  1.50  augustss 				cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] =
   1994  1.50  augustss 					sc->gain[cp->dev][SB_RIGHT];
   1995  1.18   mycroft 				break;
   1996  1.18   mycroft 			default:
   1997  1.18   mycroft 				return EINVAL;
   1998  1.18   mycroft 			}
   1999  1.18   mycroft 			break;
   2000  1.18   mycroft 		}
   2001  1.22   mycroft 		break;
   2002  1.22   mycroft 
   2003  1.18   mycroft 	case SB_RECORD_SOURCE:
   2004  1.65  augustss 		if (ISSBM1745(sc))
   2005  1.50  augustss 			cp->un.mask = sc->in_mask;
   2006  1.50  augustss 		else
   2007  1.50  augustss 			cp->un.ord = sc->in_port;
   2008  1.50  augustss 		break;
   2009  1.18   mycroft 
   2010  1.50  augustss 	case SB_AGC:
   2011  1.65  augustss 		if (!ISSBM1745(sc))
   2012  1.50  augustss 			return EINVAL;
   2013  1.50  augustss 		cp->un.ord = sbdsp_mix_read(sc, SB16P_AGC);
   2014   1.1    brezak 		break;
   2015  1.22   mycroft 
   2016  1.69  augustss 	case SB_CD_IN_MUTE:
   2017  1.69  augustss 	case SB_MIC_IN_MUTE:
   2018  1.69  augustss 	case SB_LINE_IN_MUTE:
   2019  1.69  augustss 	case SB_MIDI_IN_MUTE:
   2020  1.69  augustss 	case SB_CD_SWAP:
   2021  1.69  augustss 	case SB_MIC_SWAP:
   2022  1.69  augustss 	case SB_LINE_SWAP:
   2023  1.69  augustss 	case SB_MIDI_SWAP:
   2024  1.69  augustss 	case SB_CD_OUT_MUTE:
   2025  1.69  augustss 	case SB_MIC_OUT_MUTE:
   2026  1.69  augustss 	case SB_LINE_OUT_MUTE:
   2027  1.69  augustss 		cp->un.ord = sc->gain[cp->dev][SB_LR];
   2028  1.69  augustss 		break;
   2029  1.69  augustss 
   2030  1.22   mycroft 	default:
   2031  1.22   mycroft 		return EINVAL;
   2032  1.18   mycroft 	}
   2033  1.18   mycroft 
   2034  1.52  augustss 	return 0;
   2035   1.1    brezak }
   2036   1.1    brezak 
   2037   1.1    brezak int
   2038   1.1    brezak sbdsp_mixer_query_devinfo(addr, dip)
   2039  1.18   mycroft 	void *addr;
   2040  1.50  augustss 	mixer_devinfo_t *dip;
   2041   1.1    brezak {
   2042  1.50  augustss 	struct sbdsp_softc *sc = addr;
   2043  1.69  augustss 	int chan, class, is1745;
   2044  1.18   mycroft 
   2045  1.52  augustss 	DPRINTF(("sbdsp_mixer_query_devinfo: model=%d index=%d\n",
   2046  1.52  augustss 		 sc->sc_mixer_model, dip->index));
   2047  1.18   mycroft 
   2048  1.50  augustss 	if (sc->sc_mixer_model == SBM_NONE)
   2049  1.50  augustss 		return ENXIO;
   2050  1.50  augustss 
   2051  1.50  augustss 	chan = sc->sc_mixer_model == SBM_CT1335 ? 1 : 2;
   2052  1.69  augustss 	is1745 = ISSBM1745(sc);
   2053  1.69  augustss 	class = is1745 ? SB_INPUT_CLASS : SB_OUTPUT_CLASS;
   2054  1.50  augustss 
   2055  1.18   mycroft 	switch (dip->index) {
   2056  1.50  augustss 	case SB_MASTER_VOL:
   2057  1.18   mycroft 		dip->type = AUDIO_MIXER_VALUE;
   2058  1.50  augustss 		dip->mixer_class = SB_OUTPUT_CLASS;
   2059  1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2060  1.50  augustss 		strcpy(dip->label.name, AudioNmaster);
   2061  1.50  augustss 		dip->un.v.num_channels = chan;
   2062  1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2063  1.50  augustss 		return 0;
   2064  1.50  augustss 	case SB_MIDI_VOL:
   2065  1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2066  1.50  augustss 		dip->mixer_class = class;
   2067  1.18   mycroft 		dip->prev = AUDIO_MIXER_LAST;
   2068  1.69  augustss 		dip->next = is1745 ? SB_MIDI_IN_MUTE : AUDIO_MIXER_LAST;
   2069  1.50  augustss 		strcpy(dip->label.name, AudioNfmsynth);
   2070  1.50  augustss 		dip->un.v.num_channels = chan;
   2071  1.18   mycroft 		strcpy(dip->un.v.units.name, AudioNvolume);
   2072  1.18   mycroft 		return 0;
   2073  1.50  augustss 	case SB_CD_VOL:
   2074  1.18   mycroft 		dip->type = AUDIO_MIXER_VALUE;
   2075  1.50  augustss 		dip->mixer_class = class;
   2076  1.18   mycroft 		dip->prev = AUDIO_MIXER_LAST;
   2077  1.69  augustss 		dip->next = is1745 ? SB_CD_IN_MUTE : AUDIO_MIXER_LAST;
   2078  1.50  augustss 		strcpy(dip->label.name, AudioNcd);
   2079  1.50  augustss 		dip->un.v.num_channels = chan;
   2080  1.18   mycroft 		strcpy(dip->un.v.units.name, AudioNvolume);
   2081  1.18   mycroft 		return 0;
   2082  1.50  augustss 	case SB_VOICE_VOL:
   2083  1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2084  1.50  augustss 		dip->mixer_class = class;
   2085  1.50  augustss 		dip->prev = AUDIO_MIXER_LAST;
   2086  1.50  augustss 		dip->next = AUDIO_MIXER_LAST;
   2087  1.50  augustss 		strcpy(dip->label.name, AudioNdac);
   2088  1.50  augustss 		dip->un.v.num_channels = chan;
   2089  1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2090  1.18   mycroft 		return 0;
   2091  1.18   mycroft 	case SB_OUTPUT_CLASS:
   2092  1.18   mycroft 		dip->type = AUDIO_MIXER_CLASS;
   2093  1.18   mycroft 		dip->mixer_class = SB_OUTPUT_CLASS;
   2094  1.18   mycroft 		dip->next = dip->prev = AUDIO_MIXER_LAST;
   2095  1.73   mycroft 		strcpy(dip->label.name, AudioCoutputs);
   2096  1.18   mycroft 		return 0;
   2097  1.18   mycroft 	}
   2098  1.18   mycroft 
   2099  1.50  augustss 	if (sc->sc_mixer_model == SBM_CT1335)
   2100  1.50  augustss 		return ENXIO;
   2101   1.1    brezak 
   2102  1.50  augustss 	switch (dip->index) {
   2103  1.50  augustss 	case SB_MIC_VOL:
   2104  1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2105  1.50  augustss 		dip->mixer_class = class;
   2106  1.50  augustss 		dip->prev = AUDIO_MIXER_LAST;
   2107  1.69  augustss 		dip->next = is1745 ? SB_MIC_IN_MUTE : AUDIO_MIXER_LAST;
   2108  1.50  augustss 		strcpy(dip->label.name, AudioNmicrophone);
   2109  1.50  augustss 		dip->un.v.num_channels = 1;
   2110  1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2111  1.50  augustss 		return 0;
   2112  1.17       jtk 
   2113  1.50  augustss 	case SB_LINE_IN_VOL:
   2114  1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2115  1.50  augustss 		dip->mixer_class = class;
   2116  1.50  augustss 		dip->prev = AUDIO_MIXER_LAST;
   2117  1.69  augustss 		dip->next = is1745 ? SB_LINE_IN_MUTE : AUDIO_MIXER_LAST;
   2118  1.50  augustss 		strcpy(dip->label.name, AudioNline);
   2119  1.50  augustss 		dip->un.v.num_channels = 2;
   2120  1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2121  1.50  augustss 		return 0;
   2122   1.1    brezak 
   2123  1.50  augustss 	case SB_RECORD_SOURCE:
   2124  1.50  augustss 		dip->mixer_class = SB_RECORD_CLASS;
   2125  1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2126  1.50  augustss 		strcpy(dip->label.name, AudioNsource);
   2127  1.65  augustss 		if (ISSBM1745(sc)) {
   2128  1.50  augustss 			dip->type = AUDIO_MIXER_SET;
   2129  1.50  augustss 			dip->un.s.num_mem = 4;
   2130  1.50  augustss 			strcpy(dip->un.s.member[0].label.name, AudioNmicrophone);
   2131  1.50  augustss 			dip->un.s.member[0].mask = 1 << SB_MIC_VOL;
   2132  1.50  augustss 			strcpy(dip->un.s.member[1].label.name, AudioNcd);
   2133  1.50  augustss 			dip->un.s.member[1].mask = 1 << SB_CD_VOL;
   2134  1.50  augustss 			strcpy(dip->un.s.member[2].label.name, AudioNline);
   2135  1.50  augustss 			dip->un.s.member[2].mask = 1 << SB_LINE_IN_VOL;
   2136  1.50  augustss 			strcpy(dip->un.s.member[3].label.name, AudioNfmsynth);
   2137  1.50  augustss 			dip->un.s.member[3].mask = 1 << SB_MIDI_VOL;
   2138  1.50  augustss 		} else {
   2139  1.18   mycroft 			dip->type = AUDIO_MIXER_ENUM;
   2140  1.18   mycroft 			dip->un.e.num_mem = 3;
   2141  1.18   mycroft 			strcpy(dip->un.e.member[0].label.name, AudioNmicrophone);
   2142  1.50  augustss 			dip->un.e.member[0].ord = SB_MIC_VOL;
   2143  1.18   mycroft 			strcpy(dip->un.e.member[1].label.name, AudioNcd);
   2144  1.50  augustss 			dip->un.e.member[1].ord = SB_CD_VOL;
   2145  1.18   mycroft 			strcpy(dip->un.e.member[2].label.name, AudioNline);
   2146  1.50  augustss 			dip->un.e.member[2].ord = SB_LINE_IN_VOL;
   2147  1.50  augustss 		}
   2148  1.50  augustss 		return 0;
   2149  1.18   mycroft 
   2150  1.50  augustss 	case SB_BASS:
   2151  1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2152  1.50  augustss 		strcpy(dip->label.name, AudioNbass);
   2153  1.51  augustss 		if (sc->sc_mixer_model == SBM_CT1745) {
   2154  1.50  augustss 			dip->type = AUDIO_MIXER_VALUE;
   2155  1.50  augustss 			dip->mixer_class = SB_EQUALIZATION_CLASS;
   2156  1.50  augustss 			dip->un.v.num_channels = 2;
   2157  1.50  augustss 			strcpy(dip->un.v.units.name, AudioNbass);
   2158  1.50  augustss 		} else {
   2159  1.18   mycroft 			dip->type = AUDIO_MIXER_ENUM;
   2160  1.18   mycroft 			dip->mixer_class = SB_INPUT_CLASS;
   2161  1.18   mycroft 			dip->un.e.num_mem = 2;
   2162  1.18   mycroft 			strcpy(dip->un.e.member[0].label.name, AudioNoff);
   2163  1.18   mycroft 			dip->un.e.member[0].ord = 0;
   2164  1.18   mycroft 			strcpy(dip->un.e.member[1].label.name, AudioNon);
   2165  1.18   mycroft 			dip->un.e.member[1].ord = 1;
   2166  1.50  augustss 		}
   2167  1.50  augustss 		return 0;
   2168  1.50  augustss 
   2169  1.50  augustss 	case SB_TREBLE:
   2170  1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2171  1.50  augustss 		strcpy(dip->label.name, AudioNtreble);
   2172  1.51  augustss 		if (sc->sc_mixer_model == SBM_CT1745) {
   2173  1.50  augustss 			dip->type = AUDIO_MIXER_VALUE;
   2174  1.50  augustss 			dip->mixer_class = SB_EQUALIZATION_CLASS;
   2175  1.50  augustss 			dip->un.v.num_channels = 2;
   2176  1.50  augustss 			strcpy(dip->un.v.units.name, AudioNtreble);
   2177  1.50  augustss 		} else {
   2178  1.18   mycroft 			dip->type = AUDIO_MIXER_ENUM;
   2179  1.18   mycroft 			dip->mixer_class = SB_INPUT_CLASS;
   2180  1.18   mycroft 			dip->un.e.num_mem = 2;
   2181  1.18   mycroft 			strcpy(dip->un.e.member[0].label.name, AudioNoff);
   2182  1.18   mycroft 			dip->un.e.member[0].ord = 0;
   2183  1.18   mycroft 			strcpy(dip->un.e.member[1].label.name, AudioNon);
   2184  1.18   mycroft 			dip->un.e.member[1].ord = 1;
   2185  1.50  augustss 		}
   2186  1.50  augustss 		return 0;
   2187  1.50  augustss 
   2188  1.50  augustss 	case SB_RECORD_CLASS:			/* record source class */
   2189  1.50  augustss 		dip->type = AUDIO_MIXER_CLASS;
   2190  1.50  augustss 		dip->mixer_class = SB_RECORD_CLASS;
   2191  1.50  augustss 		dip->next = dip->prev = AUDIO_MIXER_LAST;
   2192  1.73   mycroft 		strcpy(dip->label.name, AudioCrecord);
   2193  1.50  augustss 		return 0;
   2194  1.50  augustss 
   2195  1.50  augustss 	}
   2196  1.50  augustss 
   2197  1.50  augustss 	if (sc->sc_mixer_model == SBM_CT1345)
   2198  1.50  augustss 		return ENXIO;
   2199  1.50  augustss 
   2200  1.50  augustss 	switch(dip->index) {
   2201  1.50  augustss 	case SB_PCSPEAKER:
   2202  1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2203  1.50  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2204  1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2205  1.50  augustss 		strcpy(dip->label.name, "pc_speaker");
   2206  1.50  augustss 		dip->un.v.num_channels = 1;
   2207  1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2208  1.50  augustss 		return 0;
   2209  1.50  augustss 
   2210  1.50  augustss 	case SB_INPUT_GAIN:
   2211  1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2212  1.50  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2213  1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2214  1.50  augustss 		strcpy(dip->label.name, AudioNinput);
   2215  1.50  augustss 		dip->un.v.num_channels = 2;
   2216  1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2217  1.50  augustss 		return 0;
   2218  1.50  augustss 
   2219  1.50  augustss 	case SB_OUTPUT_GAIN:
   2220  1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2221  1.50  augustss 		dip->mixer_class = SB_OUTPUT_CLASS;
   2222  1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2223  1.50  augustss 		strcpy(dip->label.name, AudioNoutput);
   2224  1.50  augustss 		dip->un.v.num_channels = 2;
   2225  1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2226  1.50  augustss 		return 0;
   2227  1.50  augustss 
   2228  1.50  augustss 	case SB_AGC:
   2229  1.50  augustss 		dip->type = AUDIO_MIXER_ENUM;
   2230  1.50  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2231  1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2232  1.50  augustss 		strcpy(dip->label.name, "AGC");
   2233  1.50  augustss 		dip->un.e.num_mem = 2;
   2234  1.50  augustss 		strcpy(dip->un.e.member[0].label.name, AudioNoff);
   2235  1.50  augustss 		dip->un.e.member[0].ord = 0;
   2236  1.50  augustss 		strcpy(dip->un.e.member[1].label.name, AudioNon);
   2237  1.50  augustss 		dip->un.e.member[1].ord = 1;
   2238  1.50  augustss 		return 0;
   2239  1.50  augustss 
   2240  1.50  augustss 	case SB_INPUT_CLASS:
   2241  1.50  augustss 		dip->type = AUDIO_MIXER_CLASS;
   2242  1.50  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2243  1.50  augustss 		dip->next = dip->prev = AUDIO_MIXER_LAST;
   2244  1.73   mycroft 		strcpy(dip->label.name, AudioCinputs);
   2245  1.50  augustss 		return 0;
   2246  1.18   mycroft 
   2247  1.50  augustss 	case SB_EQUALIZATION_CLASS:
   2248  1.50  augustss 		dip->type = AUDIO_MIXER_CLASS;
   2249  1.50  augustss 		dip->mixer_class = SB_EQUALIZATION_CLASS;
   2250  1.50  augustss 		dip->next = dip->prev = AUDIO_MIXER_LAST;
   2251  1.73   mycroft 		strcpy(dip->label.name, AudioCequalization);
   2252  1.50  augustss 		return 0;
   2253  1.69  augustss 
   2254  1.69  augustss 	case SB_CD_IN_MUTE:
   2255  1.69  augustss 		dip->prev = SB_CD_VOL;
   2256  1.69  augustss 		dip->next = SB_CD_SWAP;
   2257  1.69  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2258  1.69  augustss 		goto mute;
   2259  1.69  augustss 
   2260  1.69  augustss 	case SB_MIC_IN_MUTE:
   2261  1.69  augustss 		dip->prev = SB_MIC_VOL;
   2262  1.69  augustss 		dip->next = SB_MIC_SWAP;
   2263  1.69  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2264  1.69  augustss 		goto mute;
   2265  1.69  augustss 
   2266  1.69  augustss 	case SB_LINE_IN_MUTE:
   2267  1.69  augustss 		dip->prev = SB_LINE_IN_VOL;
   2268  1.69  augustss 		dip->next = SB_LINE_SWAP;
   2269  1.69  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2270  1.69  augustss 		goto mute;
   2271  1.69  augustss 
   2272  1.69  augustss 	case SB_MIDI_IN_MUTE:
   2273  1.69  augustss 		dip->prev = SB_MIDI_VOL;
   2274  1.69  augustss 		dip->next = SB_MIDI_SWAP;
   2275  1.69  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2276  1.69  augustss 		goto mute;
   2277  1.69  augustss 
   2278  1.69  augustss 	case SB_CD_SWAP:
   2279  1.69  augustss 		dip->prev = SB_CD_IN_MUTE;
   2280  1.69  augustss 		dip->next = SB_CD_OUT_MUTE;
   2281  1.69  augustss 		goto swap;
   2282  1.69  augustss 
   2283  1.69  augustss 	case SB_MIC_SWAP:
   2284  1.69  augustss 		dip->prev = SB_MIC_IN_MUTE;
   2285  1.69  augustss 		dip->next = SB_MIC_OUT_MUTE;
   2286  1.69  augustss 		goto swap;
   2287  1.69  augustss 
   2288  1.69  augustss 	case SB_LINE_SWAP:
   2289  1.69  augustss 		dip->prev = SB_LINE_IN_MUTE;
   2290  1.69  augustss 		dip->next = SB_LINE_OUT_MUTE;
   2291  1.69  augustss 		goto swap;
   2292  1.69  augustss 
   2293  1.69  augustss 	case SB_MIDI_SWAP:
   2294  1.69  augustss 		dip->prev = SB_MIDI_IN_MUTE;
   2295  1.69  augustss 		dip->next = AUDIO_MIXER_LAST;
   2296  1.69  augustss 	swap:
   2297  1.69  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2298  1.69  augustss 		strcpy(dip->label.name, AudioNswap);
   2299  1.69  augustss 		goto mute1;
   2300  1.69  augustss 
   2301  1.69  augustss 	case SB_CD_OUT_MUTE:
   2302  1.69  augustss 		dip->prev = SB_CD_SWAP;
   2303  1.69  augustss 		dip->next = AUDIO_MIXER_LAST;
   2304  1.69  augustss 		dip->mixer_class = SB_OUTPUT_CLASS;
   2305  1.69  augustss 		goto mute;
   2306  1.69  augustss 
   2307  1.69  augustss 	case SB_MIC_OUT_MUTE:
   2308  1.69  augustss 		dip->prev = SB_MIC_SWAP;
   2309  1.69  augustss 		dip->next = AUDIO_MIXER_LAST;
   2310  1.69  augustss 		dip->mixer_class = SB_OUTPUT_CLASS;
   2311  1.69  augustss 		goto mute;
   2312  1.69  augustss 
   2313  1.69  augustss 	case SB_LINE_OUT_MUTE:
   2314  1.69  augustss 		dip->prev = SB_LINE_SWAP;
   2315  1.69  augustss 		dip->next = AUDIO_MIXER_LAST;
   2316  1.69  augustss 		dip->mixer_class = SB_OUTPUT_CLASS;
   2317  1.69  augustss 	mute:
   2318  1.69  augustss 		strcpy(dip->label.name, AudioNmute);
   2319  1.69  augustss 	mute1:
   2320  1.69  augustss 		dip->type = AUDIO_MIXER_ENUM;
   2321  1.69  augustss 		dip->un.e.num_mem = 2;
   2322  1.69  augustss 		strcpy(dip->un.e.member[0].label.name, AudioNoff);
   2323  1.69  augustss 		dip->un.e.member[0].ord = 0;
   2324  1.69  augustss 		strcpy(dip->un.e.member[1].label.name, AudioNon);
   2325  1.69  augustss 		dip->un.e.member[1].ord = 1;
   2326  1.69  augustss 		return 0;
   2327  1.69  augustss 
   2328  1.18   mycroft 	}
   2329   1.1    brezak 
   2330  1.18   mycroft 	return ENXIO;
   2331  1.60  augustss }
   2332  1.60  augustss 
   2333  1.60  augustss void *
   2334  1.60  augustss sb_malloc(addr, size, pool, flags)
   2335  1.60  augustss 	void *addr;
   2336  1.60  augustss 	unsigned long size;
   2337  1.60  augustss 	int pool;
   2338  1.60  augustss 	int flags;
   2339  1.60  augustss {
   2340  1.60  augustss 	struct sbdsp_softc *sc = addr;
   2341  1.60  augustss 
   2342  1.60  augustss 	return isa_malloc(sc->sc_isa, 4, size, pool, flags);
   2343  1.60  augustss }
   2344  1.60  augustss 
   2345  1.60  augustss void
   2346  1.60  augustss sb_free(addr, ptr, pool)
   2347  1.60  augustss 	void *addr;
   2348  1.60  augustss 	void *ptr;
   2349  1.60  augustss 	int pool;
   2350  1.60  augustss {
   2351  1.60  augustss 	isa_free(ptr, pool);
   2352  1.60  augustss }
   2353  1.60  augustss 
   2354  1.60  augustss unsigned long
   2355  1.60  augustss sb_round(addr, size)
   2356  1.60  augustss 	void *addr;
   2357  1.60  augustss 	unsigned long size;
   2358  1.60  augustss {
   2359  1.60  augustss 	if (size > MAX_ISADMA)
   2360  1.60  augustss 		size = MAX_ISADMA;
   2361  1.60  augustss 	return size;
   2362  1.63  augustss }
   2363  1.63  augustss 
   2364  1.63  augustss int
   2365  1.63  augustss sb_mappage(addr, mem, off, prot)
   2366  1.63  augustss 	void *addr;
   2367  1.63  augustss         void *mem;
   2368  1.63  augustss         int off;
   2369  1.63  augustss 	int prot;
   2370  1.63  augustss {
   2371  1.63  augustss 	return isa_mappage(mem, off, prot);
   2372  1.64  augustss }
   2373  1.64  augustss 
   2374  1.64  augustss int
   2375  1.64  augustss sbdsp_get_props(addr)
   2376  1.64  augustss 	void *addr;
   2377  1.64  augustss {
   2378  1.70  augustss 	struct sbdsp_softc *sc = addr;
   2379  1.70  augustss 	return AUDIO_PROP_MMAP |
   2380  1.70  augustss 	       (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0);
   2381   1.1    brezak }
   2382