| 1 | /* $NetBSD: auvia.c,v 1.77 2014/03/29 19:28:24 christos Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2000, 2008 The NetBSD Foundation, Inc. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * This code is derived from software contributed to The NetBSD Foundation |
| 8 | * by Tyler C. Sarna. |
| 9 | * |
| 10 | * Redistribution and use in source and binary forms, with or without |
| 11 | * modification, are permitted provided that the following conditions |
| 12 | * are met: |
| 13 | * 1. Redistributions of source code must retain the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer. |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in the |
| 17 | * documentation and/or other materials provided with the distribution. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 29 | * POSSIBILITY OF SUCH DAMAGE. |
| 30 | */ |
| 31 | |
| 32 | /* |
| 33 | * VIA Technologies VT82C686A / VT8233 / VT8235 Southbridge Audio Driver |
| 34 | * |
| 35 | * Documentation links: |
| 36 | * |
| 37 | * ftp://ftp.alsa-project.org/pub/manuals/via/686a.pdf |
| 38 | * ftp://ftp.alsa-project.org/pub/manuals/general/ac97r21.pdf |
| 39 | * ftp://ftp.alsa-project.org/pub/manuals/ad/AD1881_0.pdf (example AC'97 codec) |
| 40 | */ |
| 41 | |
| 42 | #include <sys/cdefs.h> |
| 43 | __KERNEL_RCSID(0, "$NetBSD: auvia.c,v 1.77 2014/03/29 19:28:24 christos Exp $" ); |
| 44 | |
| 45 | #include <sys/param.h> |
| 46 | #include <sys/systm.h> |
| 47 | #include <sys/kmem.h> |
| 48 | #include <sys/device.h> |
| 49 | #include <sys/audioio.h> |
| 50 | |
| 51 | #include <dev/pci/pcidevs.h> |
| 52 | #include <dev/pci/pcivar.h> |
| 53 | |
| 54 | #include <dev/audio_if.h> |
| 55 | #include <dev/mulaw.h> |
| 56 | #include <dev/auconv.h> |
| 57 | |
| 58 | #include <dev/ic/ac97reg.h> |
| 59 | #include <dev/ic/ac97var.h> |
| 60 | |
| 61 | #include <dev/pci/auviavar.h> |
| 62 | |
| 63 | #define AUVIA_MINBLKSZ 512 |
| 64 | |
| 65 | struct auvia_dma { |
| 66 | struct auvia_dma *next; |
| 67 | void *addr; |
| 68 | size_t size; |
| 69 | bus_dmamap_t map; |
| 70 | bus_dma_segment_t seg; |
| 71 | }; |
| 72 | |
| 73 | struct auvia_dma_op { |
| 74 | uint32_t ptr; |
| 75 | uint32_t flags; |
| 76 | #define AUVIA_DMAOP_EOL 0x80000000 |
| 77 | #define AUVIA_DMAOP_FLAG 0x40000000 |
| 78 | #define AUVIA_DMAOP_STOP 0x20000000 |
| 79 | #define AUVIA_DMAOP_COUNT(x) ((x)&0x00FFFFFF) |
| 80 | }; |
| 81 | |
| 82 | static int auvia_match(device_t, cfdata_t, void *); |
| 83 | static void auvia_attach(device_t, device_t, void *); |
| 84 | static int auvia_detach(device_t, int); |
| 85 | static void auvia_childdet(device_t, device_t); |
| 86 | static int auvia_open(void *, int); |
| 87 | static void auvia_close(void *); |
| 88 | static int auvia_query_encoding(void *, struct audio_encoding *); |
| 89 | static void auvia_set_params_sub(struct auvia_softc *, |
| 90 | struct auvia_softc_chan *, |
| 91 | const audio_params_t *); |
| 92 | static int auvia_set_params(void *, int, int, audio_params_t *, |
| 93 | audio_params_t *, stream_filter_list_t *, |
| 94 | stream_filter_list_t *); |
| 95 | static int auvia_round_blocksize(void *, int, int, const audio_params_t *); |
| 96 | static int auvia_halt_output(void *); |
| 97 | static int auvia_halt_input(void *); |
| 98 | static int auvia_getdev(void *, struct audio_device *); |
| 99 | static int auvia_set_port(void *, mixer_ctrl_t *); |
| 100 | static int auvia_get_port(void *, mixer_ctrl_t *); |
| 101 | static int auvia_query_devinfo(void *, mixer_devinfo_t *); |
| 102 | static void * auvia_malloc(void *, int, size_t); |
| 103 | static void auvia_free(void *, void *, size_t); |
| 104 | static size_t auvia_round_buffersize(void *, int, size_t); |
| 105 | static paddr_t auvia_mappage(void *, void *, off_t, int); |
| 106 | static int auvia_get_props(void *); |
| 107 | static int auvia_build_dma_ops(struct auvia_softc *, |
| 108 | struct auvia_softc_chan *, |
| 109 | struct auvia_dma *, void *, void *, int); |
| 110 | static int auvia_trigger_output(void *, void *, void *, int, |
| 111 | void (*)(void *), void *, |
| 112 | const audio_params_t *); |
| 113 | static int auvia_trigger_input(void *, void *, void *, int, |
| 114 | void (*)(void *), void *, |
| 115 | const audio_params_t *); |
| 116 | static void auvia_get_locks(void *, kmutex_t **, kmutex_t **); |
| 117 | static bool auvia_resume(device_t, const pmf_qual_t *); |
| 118 | |
| 119 | static int auvia_intr(void *); |
| 120 | static void * auvia_malloc_dmamem(void *, int, size_t); |
| 121 | static int auvia_malloc_channel(struct auvia_softc *, struct auvia_softc_chan *, |
| 122 | size_t); |
| 123 | static int auvia_attach_codec(void *, struct ac97_codec_if *); |
| 124 | static int auvia_write_codec(void *, uint8_t, uint16_t); |
| 125 | static int auvia_read_codec(void *, uint8_t, uint16_t *); |
| 126 | static int auvia_reset_codec(void *); |
| 127 | static int auvia_waitready_codec(struct auvia_softc *); |
| 128 | static int auvia_waitvalid_codec(struct auvia_softc *); |
| 129 | static void auvia_spdif_event(void *, bool); |
| 130 | |
| 131 | CFATTACH_DECL2_NEW(auvia, sizeof (struct auvia_softc), |
| 132 | auvia_match, auvia_attach, auvia_detach, NULL, NULL, auvia_childdet); |
| 133 | |
| 134 | /* VIA VT823xx revision number */ |
| 135 | #define VIA_REV_8233PRE 0x10 |
| 136 | #define VIA_REV_8233C 0x20 |
| 137 | #define VIA_REV_8233 0x30 |
| 138 | #define VIA_REV_8233A 0x40 |
| 139 | #define VIA_REV_8235 0x50 |
| 140 | #define VIA_REV_8237 0x60 |
| 141 | |
| 142 | #define AUVIA_PCICONF_JUNK 0x40 |
| 143 | #define AUVIA_PCICONF_ENABLES 0x00FF0000 /* reg 42 mask */ |
| 144 | #define AUVIA_PCICONF_ACLINKENAB 0x00008000 /* ac link enab */ |
| 145 | #define AUVIA_PCICONF_ACNOTRST 0x00004000 /* ~(ac reset) */ |
| 146 | #define AUVIA_PCICONF_ACSYNC 0x00002000 /* ac sync */ |
| 147 | #define AUVIA_PCICONF_ACVSR 0x00000800 /* var. samp. rate */ |
| 148 | #define AUVIA_PCICONF_ACSGD 0x00000400 /* SGD enab */ |
| 149 | #define AUVIA_PCICONF_ACFM 0x00000200 /* FM enab */ |
| 150 | #define AUVIA_PCICONF_ACSB 0x00000100 /* SB enab */ |
| 151 | #define AUVIA_PCICONF_PRIVALID 0x00000001 /* primary codec rdy */ |
| 152 | |
| 153 | #define AUVIA_PLAY_BASE 0x00 |
| 154 | #define AUVIA_RECORD_BASE 0x10 |
| 155 | |
| 156 | /* *_RP_* are offsets from AUVIA_PLAY_BASE or AUVIA_RECORD_BASE */ |
| 157 | #define AUVIA_RP_STAT 0x00 |
| 158 | #define AUVIA_RPSTAT_INTR 0x03 |
| 159 | #define AUVIA_RP_CONTROL 0x01 |
| 160 | #define AUVIA_RPCTRL_START 0x80 |
| 161 | #define AUVIA_RPCTRL_TERMINATE 0x40 |
| 162 | #define AUVIA_RPCTRL_AUTOSTART 0x20 |
| 163 | /* The following are 8233 specific */ |
| 164 | #define AUVIA_RPCTRL_STOP 0x04 |
| 165 | #define AUVIA_RPCTRL_EOL 0x02 |
| 166 | #define AUVIA_RPCTRL_FLAG 0x01 |
| 167 | #define AUVIA_RP_MODE 0x02 /* 82c686 specific */ |
| 168 | #define AUVIA_RPMODE_INTR_FLAG 0x01 |
| 169 | #define AUVIA_RPMODE_INTR_EOL 0x02 |
| 170 | #define AUVIA_RPMODE_STEREO 0x10 |
| 171 | #define AUVIA_RPMODE_16BIT 0x20 |
| 172 | #define AUVIA_RPMODE_AUTOSTART 0x80 |
| 173 | #define AUVIA_RP_DMAOPS_BASE 0x04 |
| 174 | |
| 175 | #define VIA8233_RP_DXS_LVOL 0x02 |
| 176 | #define VIA8233_RP_DXS_RVOL 0x03 |
| 177 | #define VIA8233_RP_RATEFMT 0x08 |
| 178 | #define VIA8233_RATEFMT_48K 0xfffff |
| 179 | #define VIA8233_RATEFMT_STEREO 0x00100000 |
| 180 | #define VIA8233_RATEFMT_16BIT 0x00200000 |
| 181 | |
| 182 | #define VIA_RP_DMAOPS_COUNT 0x0c |
| 183 | |
| 184 | #define VIA8233_MP_BASE 0x40 |
| 185 | /* STAT, CONTROL, DMAOPS_BASE, DMAOPS_COUNT are valid */ |
| 186 | #define VIA8233_OFF_MP_FORMAT 0x02 |
| 187 | #define VIA8233_MP_FORMAT_8BIT 0x00 |
| 188 | #define VIA8233_MP_FORMAT_16BIT 0x80 |
| 189 | #define VIA8233_MP_FORMAT_CHANNLE_MASK 0x70 /* 1, 2, 4, 6 */ |
| 190 | #define VIA8233_OFF_MP_SCRATCH 0x03 |
| 191 | #define VIA8233_OFF_MP_STOP 0x08 |
| 192 | |
| 193 | #define VIA8233_WR_BASE 0x60 |
| 194 | |
| 195 | #define AUVIA_CODEC_CTL 0x80 |
| 196 | #define AUVIA_CODEC_READ 0x00800000 |
| 197 | #define AUVIA_CODEC_BUSY 0x01000000 |
| 198 | #define AUVIA_CODEC_PRIVALID 0x02000000 |
| 199 | #define AUVIA_CODEC_INDEX(x) ((x)<<16) |
| 200 | |
| 201 | #define CH_WRITE1(sc, ch, off, v) \ |
| 202 | bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) |
| 203 | #define CH_WRITE4(sc, ch, off, v) \ |
| 204 | bus_space_write_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) |
| 205 | #define CH_READ1(sc, ch, off) \ |
| 206 | bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) |
| 207 | #define CH_READ4(sc, ch, off) \ |
| 208 | bus_space_read_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) |
| 209 | |
| 210 | #define TIMEOUT 50 |
| 211 | |
| 212 | static const struct audio_hw_if auvia_hw_if = { |
| 213 | auvia_open, |
| 214 | auvia_close, |
| 215 | NULL, /* drain */ |
| 216 | auvia_query_encoding, |
| 217 | auvia_set_params, |
| 218 | auvia_round_blocksize, |
| 219 | NULL, /* commit_settings */ |
| 220 | NULL, /* init_output */ |
| 221 | NULL, /* init_input */ |
| 222 | NULL, /* start_output */ |
| 223 | NULL, /* start_input */ |
| 224 | auvia_halt_output, |
| 225 | auvia_halt_input, |
| 226 | NULL, /* speaker_ctl */ |
| 227 | auvia_getdev, |
| 228 | NULL, /* setfd */ |
| 229 | auvia_set_port, |
| 230 | auvia_get_port, |
| 231 | auvia_query_devinfo, |
| 232 | auvia_malloc, |
| 233 | auvia_free, |
| 234 | auvia_round_buffersize, |
| 235 | auvia_mappage, |
| 236 | auvia_get_props, |
| 237 | auvia_trigger_output, |
| 238 | auvia_trigger_input, |
| 239 | NULL, /* dev_ioctl */ |
| 240 | auvia_get_locks, |
| 241 | }; |
| 242 | |
| 243 | #define AUVIA_FORMATS_4CH_16 2 |
| 244 | #define AUVIA_FORMATS_6CH_16 3 |
| 245 | #define AUVIA_FORMATS_4CH_8 6 |
| 246 | #define AUVIA_FORMATS_6CH_8 7 |
| 247 | static const struct audio_format auvia_formats[AUVIA_NFORMATS] = { |
| 248 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
| 249 | 1, AUFMT_MONAURAL, 0, {8000, 48000}}, |
| 250 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
| 251 | 2, AUFMT_STEREO, 0, {8000, 48000}}, |
| 252 | {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
| 253 | 4, AUFMT_SURROUND4, 0, {8000, 48000}}, |
| 254 | {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
| 255 | 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, |
| 256 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, |
| 257 | 1, AUFMT_MONAURAL, 0, {8000, 48000}}, |
| 258 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, |
| 259 | 2, AUFMT_STEREO, 0, {8000, 48000}}, |
| 260 | {NULL, AUMODE_PLAY, AUDIO_ENCODING_ULINEAR_LE, 8, 8, |
| 261 | 4, AUFMT_SURROUND4, 0, {8000, 48000}}, |
| 262 | {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8, |
| 263 | 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, |
| 264 | }; |
| 265 | |
| 266 | #define AUVIA_SPDIF_NFORMATS 1 |
| 267 | static const struct audio_format auvia_spdif_formats[AUVIA_SPDIF_NFORMATS] = { |
| 268 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
| 269 | 2, AUFMT_STEREO, 1, {48000}}, |
| 270 | }; |
| 271 | |
| 272 | |
| 273 | static int |
| 274 | auvia_match(device_t parent, cfdata_t match, void *aux) |
| 275 | { |
| 276 | struct pci_attach_args *pa; |
| 277 | |
| 278 | pa = (struct pci_attach_args *) aux; |
| 279 | if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_VIATECH) |
| 280 | return 0; |
| 281 | switch (PCI_PRODUCT(pa->pa_id)) { |
| 282 | case PCI_PRODUCT_VIATECH_VT82C686A_AC97: |
| 283 | case PCI_PRODUCT_VIATECH_VT8233_AC97: |
| 284 | break; |
| 285 | default: |
| 286 | return 0; |
| 287 | } |
| 288 | |
| 289 | return 1; |
| 290 | } |
| 291 | |
| 292 | static void |
| 293 | auvia_childdet(device_t self, device_t child) |
| 294 | { |
| 295 | /* we hold no child references, so do nothing */ |
| 296 | } |
| 297 | |
| 298 | static int |
| 299 | auvia_detach(device_t self, int flags) |
| 300 | { |
| 301 | int rc; |
| 302 | struct auvia_softc *sc = device_private(self); |
| 303 | |
| 304 | if ((rc = config_detach_children(self, flags)) != 0) |
| 305 | return rc; |
| 306 | pmf_device_deregister(self); |
| 307 | |
| 308 | mutex_enter(&sc->sc_lock); |
| 309 | auconv_delete_encodings(sc->sc_encodings); |
| 310 | auconv_delete_encodings(sc->sc_spdif_encodings); |
| 311 | if (sc->codec_if != NULL) |
| 312 | sc->codec_if->vtbl->detach(sc->codec_if); |
| 313 | mutex_exit(&sc->sc_lock); |
| 314 | |
| 315 | /* XXX restore compatibility? */ |
| 316 | if (sc->sc_ih != NULL) |
| 317 | pci_intr_disestablish(sc->sc_pc, sc->sc_ih); |
| 318 | |
| 319 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
| 320 | if (sc->sc_play.sc_dma_ops != NULL) { |
| 321 | auvia_free(sc, sc->sc_play.sc_dma_ops, |
| 322 | sc->sc_play.sc_dma_op_count * |
| 323 | sizeof(struct auvia_dma_op)); |
| 324 | } |
| 325 | if (sc->sc_record.sc_dma_ops != NULL) { |
| 326 | auvia_free(sc, sc->sc_record.sc_dma_ops, |
| 327 | sc->sc_play.sc_dma_op_count * |
| 328 | sizeof(struct auvia_dma_op)); |
| 329 | } |
| 330 | mutex_destroy(&sc->sc_lock); |
| 331 | mutex_destroy(&sc->sc_intr_lock); |
| 332 | |
| 333 | return 0; |
| 334 | } |
| 335 | |
| 336 | static void |
| 337 | auvia_attach(device_t parent, device_t self, void *aux) |
| 338 | { |
| 339 | struct pci_attach_args *pa; |
| 340 | struct auvia_softc *sc; |
| 341 | const char *intrstr; |
| 342 | pci_chipset_tag_t pc; |
| 343 | pcitag_t pt; |
| 344 | pci_intr_handle_t ih; |
| 345 | pcireg_t pr; |
| 346 | int r; |
| 347 | const char *revnum; /* VT823xx revision number */ |
| 348 | char intrbuf[PCI_INTRSTR_LEN]; |
| 349 | |
| 350 | pa = aux; |
| 351 | sc = device_private(self); |
| 352 | sc->sc_dev = self; |
| 353 | intrstr = NULL; |
| 354 | pc = pa->pa_pc; |
| 355 | pt = pa->pa_tag; |
| 356 | revnum = NULL; |
| 357 | |
| 358 | aprint_naive(": Audio controller\n" ); |
| 359 | |
| 360 | sc->sc_play.sc_base = AUVIA_PLAY_BASE; |
| 361 | sc->sc_record.sc_base = AUVIA_RECORD_BASE; |
| 362 | if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) { |
| 363 | sc->sc_flags |= AUVIA_FLAGS_VT8233; |
| 364 | sc->sc_play.sc_base = VIA8233_MP_BASE; |
| 365 | sc->sc_record.sc_base = VIA8233_WR_BASE; |
| 366 | } |
| 367 | |
| 368 | if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, |
| 369 | &sc->sc_ioh, NULL, &sc->sc_iosize)) { |
| 370 | aprint_error(": can't map i/o space\n" ); |
| 371 | return; |
| 372 | } |
| 373 | |
| 374 | sc->sc_dmat = pa->pa_dmat; |
| 375 | sc->sc_pc = pc; |
| 376 | sc->sc_pt = pt; |
| 377 | |
| 378 | r = PCI_REVISION(pa->pa_class); |
| 379 | if (sc->sc_flags & AUVIA_FLAGS_VT8233) { |
| 380 | snprintf(sc->sc_revision, sizeof(sc->sc_revision), "0x%02X" , r); |
| 381 | switch(r) { |
| 382 | case VIA_REV_8233PRE: |
| 383 | /* same as 8233, but should not be in the market */ |
| 384 | revnum = "3-Pre" ; |
| 385 | break; |
| 386 | case VIA_REV_8233C: |
| 387 | /* 2 rec, 4 pb, 1 multi-pb */ |
| 388 | revnum = "3C" ; |
| 389 | break; |
| 390 | case VIA_REV_8233: |
| 391 | /* 2 rec, 4 pb, 1 multi-pb, spdif */ |
| 392 | revnum = "3" ; |
| 393 | break; |
| 394 | case VIA_REV_8233A: |
| 395 | /* 1 rec, 1 multi-pb, spdif */ |
| 396 | revnum = "3A" ; |
| 397 | break; |
| 398 | default: |
| 399 | break; |
| 400 | } |
| 401 | if (r >= VIA_REV_8237) |
| 402 | revnum = "7" ; |
| 403 | else if (r >= VIA_REV_8235) /* 2 rec, 4 pb, 1 multi-pb, spdif */ |
| 404 | revnum = "5" ; |
| 405 | aprint_normal(": VIA Technologies VT823%s AC'97 Audio " |
| 406 | "(rev %s)\n" , revnum, sc->sc_revision); |
| 407 | } else { |
| 408 | sc->sc_revision[1] = '\0'; |
| 409 | if (r == 0x20) { |
| 410 | sc->sc_revision[0] = 'H'; |
| 411 | } else if ((r >= 0x10) && (r <= 0x14)) { |
| 412 | sc->sc_revision[0] = 'A' + (r - 0x10); |
| 413 | } else { |
| 414 | snprintf(sc->sc_revision, sizeof(sc->sc_revision), |
| 415 | "0x%02X" , r); |
| 416 | } |
| 417 | |
| 418 | aprint_normal(": VIA Technologies VT82C686A AC'97 Audio " |
| 419 | "(rev %s)\n" , sc->sc_revision); |
| 420 | } |
| 421 | |
| 422 | if (pci_intr_map(pa, &ih)) { |
| 423 | aprint_error(": couldn't map interrupt\n" ); |
| 424 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
| 425 | return; |
| 426 | } |
| 427 | intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf)); |
| 428 | |
| 429 | mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); |
| 430 | mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); |
| 431 | |
| 432 | sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, auvia_intr, sc); |
| 433 | if (sc->sc_ih == NULL) { |
| 434 | aprint_error_dev(sc->sc_dev, "couldn't establish interrupt" ); |
| 435 | if (intrstr != NULL) |
| 436 | aprint_error(" at %s" , intrstr); |
| 437 | aprint_error("\n" ); |
| 438 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
| 439 | mutex_destroy(&sc->sc_lock); |
| 440 | mutex_destroy(&sc->sc_intr_lock); |
| 441 | return; |
| 442 | } |
| 443 | |
| 444 | aprint_normal_dev(sc->sc_dev, "interrupting at %s\n" , intrstr); |
| 445 | |
| 446 | /* disable SBPro compat & others */ |
| 447 | pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK); |
| 448 | |
| 449 | pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */ |
| 450 | /* XXX what to do about MIDI, FM, joystick? */ |
| 451 | |
| 452 | pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST |
| 453 | | AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD); |
| 454 | |
| 455 | pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB); |
| 456 | |
| 457 | pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr); |
| 458 | |
| 459 | sc->host_if.arg = sc; |
| 460 | sc->host_if.attach = auvia_attach_codec; |
| 461 | sc->host_if.read = auvia_read_codec; |
| 462 | sc->host_if.write = auvia_write_codec; |
| 463 | sc->host_if.reset = auvia_reset_codec; |
| 464 | sc->host_if.spdif_event = auvia_spdif_event; |
| 465 | |
| 466 | if ((r = ac97_attach(&sc->host_if, self, &sc->sc_lock)) != 0) { |
| 467 | aprint_error_dev(sc->sc_dev, "can't attach codec (error 0x%X)\n" , r); |
| 468 | pci_intr_disestablish(pc, sc->sc_ih); |
| 469 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
| 470 | mutex_destroy(&sc->sc_lock); |
| 471 | mutex_destroy(&sc->sc_intr_lock); |
| 472 | return; |
| 473 | } |
| 474 | |
| 475 | /* setup audio_format */ |
| 476 | memcpy(sc->sc_formats, auvia_formats, sizeof(auvia_formats)); |
| 477 | mutex_enter(&sc->sc_lock); |
| 478 | if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_4CH(sc->codec_if)) { |
| 479 | AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_8]); |
| 480 | AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_16]); |
| 481 | } |
| 482 | if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_6CH(sc->codec_if)) { |
| 483 | AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_8]); |
| 484 | AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_16]); |
| 485 | } |
| 486 | if (AC97_IS_FIXED_RATE(sc->codec_if)) { |
| 487 | for (r = 0; r < AUVIA_NFORMATS; r++) { |
| 488 | sc->sc_formats[r].frequency_type = 1; |
| 489 | sc->sc_formats[r].frequency[0] = 48000; |
| 490 | } |
| 491 | } |
| 492 | mutex_exit(&sc->sc_lock); |
| 493 | |
| 494 | if (0 != auconv_create_encodings(sc->sc_formats, AUVIA_NFORMATS, |
| 495 | &sc->sc_encodings)) { |
| 496 | mutex_enter(&sc->sc_lock); |
| 497 | sc->codec_if->vtbl->detach(sc->codec_if); |
| 498 | mutex_exit(&sc->sc_lock); |
| 499 | pci_intr_disestablish(pc, sc->sc_ih); |
| 500 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
| 501 | mutex_destroy(&sc->sc_lock); |
| 502 | mutex_destroy(&sc->sc_intr_lock); |
| 503 | aprint_error_dev(sc->sc_dev, "can't create encodings\n" ); |
| 504 | return; |
| 505 | } |
| 506 | if (0 != auconv_create_encodings(auvia_spdif_formats, |
| 507 | AUVIA_SPDIF_NFORMATS, &sc->sc_spdif_encodings)) { |
| 508 | mutex_enter(&sc->sc_lock); |
| 509 | sc->codec_if->vtbl->detach(sc->codec_if); |
| 510 | mutex_exit(&sc->sc_lock); |
| 511 | pci_intr_disestablish(pc, sc->sc_ih); |
| 512 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
| 513 | mutex_destroy(&sc->sc_lock); |
| 514 | mutex_destroy(&sc->sc_intr_lock); |
| 515 | aprint_error_dev(sc->sc_dev, "can't create spdif encodings\n" ); |
| 516 | return; |
| 517 | } |
| 518 | |
| 519 | if (!pmf_device_register(self, NULL, auvia_resume)) |
| 520 | aprint_error_dev(self, "couldn't establish power handler\n" ); |
| 521 | |
| 522 | audio_attach_mi(&auvia_hw_if, sc, sc->sc_dev); |
| 523 | mutex_enter(&sc->sc_lock); |
| 524 | sc->codec_if->vtbl->unlock(sc->codec_if); |
| 525 | mutex_exit(&sc->sc_lock); |
| 526 | return; |
| 527 | } |
| 528 | |
| 529 | static int |
| 530 | auvia_attach_codec(void *addr, struct ac97_codec_if *cif) |
| 531 | { |
| 532 | struct auvia_softc *sc; |
| 533 | |
| 534 | sc = addr; |
| 535 | sc->codec_if = cif; |
| 536 | return 0; |
| 537 | } |
| 538 | |
| 539 | static int |
| 540 | auvia_reset_codec(void *addr) |
| 541 | { |
| 542 | struct auvia_softc *sc; |
| 543 | pcireg_t r; |
| 544 | int i; |
| 545 | |
| 546 | /* perform a codec cold reset */ |
| 547 | sc = addr; |
| 548 | r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); |
| 549 | |
| 550 | r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */ |
| 551 | pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); |
| 552 | delay(2); |
| 553 | |
| 554 | r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */ |
| 555 | pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); |
| 556 | delay(200); |
| 557 | |
| 558 | for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt, |
| 559 | AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--) |
| 560 | DELAY(1); |
| 561 | if (i == 0) { |
| 562 | printf("%s: codec reset timed out\n" , device_xname(sc->sc_dev)); |
| 563 | return ETIMEDOUT; |
| 564 | } |
| 565 | return 0; |
| 566 | } |
| 567 | |
| 568 | static int |
| 569 | auvia_waitready_codec(struct auvia_softc *sc) |
| 570 | { |
| 571 | int i; |
| 572 | |
| 573 | /* poll until codec not busy */ |
| 574 | for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh, |
| 575 | AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++) |
| 576 | delay(1); |
| 577 | if (i >= TIMEOUT) { |
| 578 | printf("%s: codec busy\n" , device_xname(sc->sc_dev)); |
| 579 | return 1; |
| 580 | } |
| 581 | |
| 582 | return 0; |
| 583 | } |
| 584 | |
| 585 | static int |
| 586 | auvia_waitvalid_codec(struct auvia_softc *sc) |
| 587 | { |
| 588 | int i; |
| 589 | |
| 590 | /* poll until codec valid */ |
| 591 | for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh, |
| 592 | AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++) |
| 593 | delay(1); |
| 594 | if (i >= TIMEOUT) { |
| 595 | printf("%s: codec invalid\n" , device_xname(sc->sc_dev)); |
| 596 | return 1; |
| 597 | } |
| 598 | |
| 599 | return 0; |
| 600 | } |
| 601 | |
| 602 | static int |
| 603 | auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val) |
| 604 | { |
| 605 | struct auvia_softc *sc; |
| 606 | |
| 607 | sc = addr; |
| 608 | if (auvia_waitready_codec(sc)) |
| 609 | return 1; |
| 610 | |
| 611 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, |
| 612 | AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val); |
| 613 | |
| 614 | return 0; |
| 615 | } |
| 616 | |
| 617 | static int |
| 618 | auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val) |
| 619 | { |
| 620 | struct auvia_softc *sc; |
| 621 | |
| 622 | sc = addr; |
| 623 | if (auvia_waitready_codec(sc)) |
| 624 | return 1; |
| 625 | |
| 626 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, |
| 627 | AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg)); |
| 628 | |
| 629 | if (auvia_waitready_codec(sc)) |
| 630 | return 1; |
| 631 | |
| 632 | if (auvia_waitvalid_codec(sc)) |
| 633 | return 1; |
| 634 | |
| 635 | *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL); |
| 636 | |
| 637 | return 0; |
| 638 | } |
| 639 | |
| 640 | static void |
| 641 | auvia_spdif_event(void *addr, bool flag) |
| 642 | { |
| 643 | struct auvia_softc *sc; |
| 644 | |
| 645 | sc = addr; |
| 646 | sc->sc_spdif = flag; |
| 647 | } |
| 648 | |
| 649 | static int |
| 650 | auvia_open(void *addr, int flags) |
| 651 | { |
| 652 | struct auvia_softc *sc; |
| 653 | |
| 654 | sc = (struct auvia_softc *)addr; |
| 655 | mutex_spin_exit(&sc->sc_intr_lock); |
| 656 | sc->codec_if->vtbl->lock(sc->codec_if); |
| 657 | mutex_spin_enter(&sc->sc_intr_lock); |
| 658 | return 0; |
| 659 | } |
| 660 | |
| 661 | static void |
| 662 | auvia_close(void *addr) |
| 663 | { |
| 664 | struct auvia_softc *sc; |
| 665 | |
| 666 | sc = (struct auvia_softc *)addr; |
| 667 | mutex_spin_exit(&sc->sc_intr_lock); |
| 668 | sc->codec_if->vtbl->unlock(sc->codec_if); |
| 669 | mutex_spin_enter(&sc->sc_intr_lock); |
| 670 | } |
| 671 | |
| 672 | static int |
| 673 | auvia_query_encoding(void *addr, struct audio_encoding *fp) |
| 674 | { |
| 675 | struct auvia_softc *sc; |
| 676 | |
| 677 | sc = (struct auvia_softc *)addr; |
| 678 | return auconv_query_encoding( |
| 679 | sc->sc_spdif ? sc->sc_spdif_encodings : sc->sc_encodings, fp); |
| 680 | } |
| 681 | |
| 682 | static void |
| 683 | auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch, |
| 684 | const audio_params_t *p) |
| 685 | { |
| 686 | uint32_t v; |
| 687 | uint16_t regval; |
| 688 | |
| 689 | if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) { |
| 690 | regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0) |
| 691 | | (p->precision == 16 ? |
| 692 | AUVIA_RPMODE_16BIT : 0) |
| 693 | | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL |
| 694 | | AUVIA_RPMODE_AUTOSTART; |
| 695 | ch->sc_reg = regval; |
| 696 | } else if (ch->sc_base != VIA8233_MP_BASE) { |
| 697 | v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT); |
| 698 | v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO |
| 699 | | VIA8233_RATEFMT_16BIT); |
| 700 | |
| 701 | v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20) |
| 702 | / (48000 / 20); |
| 703 | if (p->channels == 2) |
| 704 | v |= VIA8233_RATEFMT_STEREO; |
| 705 | if (p->precision == 16) |
| 706 | v |= VIA8233_RATEFMT_16BIT; |
| 707 | |
| 708 | CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v); |
| 709 | } else { |
| 710 | static const u_int32_t slottab[7] = |
| 711 | { 0, 0xff000011, 0xff000021, 0, |
| 712 | 0xff004321, 0, 0xff436521}; |
| 713 | |
| 714 | regval = (p->precision == 16 |
| 715 | ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT) |
| 716 | | (p->channels << 4); |
| 717 | CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval); |
| 718 | CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->channels]); |
| 719 | } |
| 720 | } |
| 721 | |
| 722 | static int |
| 723 | auvia_set_params(void *addr, int setmode, int usemode, |
| 724 | audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, |
| 725 | stream_filter_list_t *rfil) |
| 726 | { |
| 727 | struct auvia_softc *sc; |
| 728 | struct auvia_softc_chan *ch; |
| 729 | struct audio_params *p; |
| 730 | struct ac97_codec_if* codec; |
| 731 | stream_filter_list_t *fil; |
| 732 | int reg, mode; |
| 733 | int index; |
| 734 | |
| 735 | sc = addr; |
| 736 | codec = sc->codec_if; |
| 737 | /* for mode in (RECORD, PLAY) */ |
| 738 | for (mode = AUMODE_RECORD; mode != -1; |
| 739 | mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { |
| 740 | if ((setmode & mode) == 0) |
| 741 | continue; |
| 742 | |
| 743 | if (mode == AUMODE_PLAY ) { |
| 744 | p = play; |
| 745 | ch = &sc->sc_play; |
| 746 | reg = AC97_REG_PCM_FRONT_DAC_RATE; |
| 747 | fil = pfil; |
| 748 | } else { |
| 749 | p = rec; |
| 750 | ch = &sc->sc_record; |
| 751 | reg = AC97_REG_PCM_LR_ADC_RATE; |
| 752 | fil = rfil; |
| 753 | } |
| 754 | |
| 755 | if (p->sample_rate < 4000 || p->sample_rate > 48000 || |
| 756 | (p->precision != 8 && p->precision != 16)) |
| 757 | return (EINVAL); |
| 758 | if (sc->sc_spdif) |
| 759 | index = auconv_set_converter(auvia_spdif_formats, |
| 760 | AUVIA_SPDIF_NFORMATS, mode, p, TRUE, fil); |
| 761 | else |
| 762 | index = auconv_set_converter(sc->sc_formats, |
| 763 | AUVIA_NFORMATS, mode, p, TRUE, fil); |
| 764 | if (index < 0) |
| 765 | return EINVAL; |
| 766 | if (fil->req_size > 0) |
| 767 | p = &fil->filters[0].param; |
| 768 | if (!AC97_IS_FIXED_RATE(codec)) { |
| 769 | if (codec->vtbl->set_rate(codec, reg, &p->sample_rate)) |
| 770 | return EINVAL; |
| 771 | reg = AC97_REG_PCM_SURR_DAC_RATE; |
| 772 | if (p->channels >= 4 |
| 773 | && codec->vtbl->set_rate(codec, reg, |
| 774 | &p->sample_rate)) |
| 775 | return EINVAL; |
| 776 | reg = AC97_REG_PCM_LFE_DAC_RATE; |
| 777 | if (p->channels == 6 |
| 778 | && codec->vtbl->set_rate(codec, reg, |
| 779 | &p->sample_rate)) |
| 780 | return EINVAL; |
| 781 | } |
| 782 | auvia_set_params_sub(sc, ch, p); |
| 783 | } |
| 784 | |
| 785 | return 0; |
| 786 | } |
| 787 | |
| 788 | static int |
| 789 | auvia_round_blocksize(void *addr, int blk, |
| 790 | int mode, const audio_params_t *param) |
| 791 | { |
| 792 | struct auvia_softc *sc; |
| 793 | |
| 794 | sc = addr; |
| 795 | |
| 796 | /* XXX VT823x might have the limitation of dma_ops size */ |
| 797 | if (sc->sc_flags & AUVIA_FLAGS_VT8233 && blk < 288) |
| 798 | blk = 288; |
| 799 | |
| 800 | /* Avoid too many dma_ops. */ |
| 801 | return min((blk & -32), AUVIA_MINBLKSZ); |
| 802 | } |
| 803 | |
| 804 | static int |
| 805 | auvia_halt_output(void *addr) |
| 806 | { |
| 807 | struct auvia_softc *sc; |
| 808 | struct auvia_softc_chan *ch; |
| 809 | |
| 810 | sc = addr; |
| 811 | ch = &(sc->sc_play); |
| 812 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); |
| 813 | ch->sc_intr = NULL; |
| 814 | return 0; |
| 815 | } |
| 816 | |
| 817 | static int |
| 818 | auvia_halt_input(void *addr) |
| 819 | { |
| 820 | struct auvia_softc *sc; |
| 821 | struct auvia_softc_chan *ch; |
| 822 | |
| 823 | sc = addr; |
| 824 | ch = &(sc->sc_record); |
| 825 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); |
| 826 | ch->sc_intr = NULL; |
| 827 | return 0; |
| 828 | } |
| 829 | |
| 830 | static int |
| 831 | auvia_getdev(void *addr, struct audio_device *retp) |
| 832 | { |
| 833 | struct auvia_softc *sc; |
| 834 | |
| 835 | if (retp) { |
| 836 | sc = addr; |
| 837 | if (sc->sc_flags & AUVIA_FLAGS_VT8233) { |
| 838 | strncpy(retp->name, "VIA VT823x" , |
| 839 | sizeof(retp->name)); |
| 840 | } else { |
| 841 | strncpy(retp->name, "VIA VT82C686A" , |
| 842 | sizeof(retp->name)); |
| 843 | } |
| 844 | strncpy(retp->version, sc->sc_revision, sizeof(retp->version)); |
| 845 | strncpy(retp->config, "auvia" , sizeof(retp->config)); |
| 846 | } |
| 847 | |
| 848 | return 0; |
| 849 | } |
| 850 | |
| 851 | static int |
| 852 | auvia_set_port(void *addr, mixer_ctrl_t *cp) |
| 853 | { |
| 854 | struct auvia_softc *sc; |
| 855 | |
| 856 | sc = addr; |
| 857 | return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); |
| 858 | } |
| 859 | |
| 860 | static int |
| 861 | auvia_get_port(void *addr, mixer_ctrl_t *cp) |
| 862 | { |
| 863 | struct auvia_softc *sc; |
| 864 | |
| 865 | sc = addr; |
| 866 | return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); |
| 867 | } |
| 868 | |
| 869 | static int |
| 870 | auvia_query_devinfo(void *addr, mixer_devinfo_t *dip) |
| 871 | { |
| 872 | struct auvia_softc *sc; |
| 873 | |
| 874 | sc = addr; |
| 875 | return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); |
| 876 | } |
| 877 | |
| 878 | static int |
| 879 | auvia_malloc_channel(struct auvia_softc *sc, struct auvia_softc_chan *ch, |
| 880 | size_t size) |
| 881 | { |
| 882 | struct auvia_dma *dp; |
| 883 | int segs; |
| 884 | |
| 885 | /* if old list is large enough, nothing to do */ |
| 886 | segs = (size + AUVIA_MINBLKSZ - 1) / AUVIA_MINBLKSZ; |
| 887 | if (segs <= ch->sc_dma_op_count) { |
| 888 | return 0; |
| 889 | } |
| 890 | |
| 891 | if (ch->sc_dma_ops) { |
| 892 | auvia_free(sc, ch->sc_dma_ops, |
| 893 | ch->sc_dma_op_count * sizeof(*dp)); |
| 894 | } |
| 895 | |
| 896 | ch->sc_dma_ops = auvia_malloc_dmamem(sc, 0, |
| 897 | sizeof(struct auvia_dma_op) * segs); |
| 898 | |
| 899 | if (ch->sc_dma_ops == NULL) { |
| 900 | aprint_error_dev(sc->sc_dev, "couldn't build dmaops\n" ); |
| 901 | return ENOMEM; |
| 902 | } |
| 903 | |
| 904 | for (dp = sc->sc_dmas; |
| 905 | dp && dp->addr != (void *)(ch->sc_dma_ops); |
| 906 | dp = dp->next) |
| 907 | continue; |
| 908 | |
| 909 | if (!dp) |
| 910 | panic("%s: build_dma_ops: where'd my memory go??? " |
| 911 | "address (%p)\n" , device_xname(sc->sc_dev), |
| 912 | ch->sc_dma_ops); |
| 913 | |
| 914 | ch->sc_dma_op_count = segs; |
| 915 | ch->sc_dma_ops_dma = dp; |
| 916 | |
| 917 | return 0; |
| 918 | } |
| 919 | |
| 920 | static void * |
| 921 | auvia_malloc_dmamem(void *addr, int direction, size_t size) |
| 922 | { |
| 923 | struct auvia_softc *sc; |
| 924 | struct auvia_dma *p; |
| 925 | int error; |
| 926 | int rseg; |
| 927 | |
| 928 | p = kmem_alloc(sizeof(*p), KM_SLEEP); |
| 929 | if (p == NULL) |
| 930 | return NULL; |
| 931 | sc = addr; |
| 932 | p->size = size; |
| 933 | if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, |
| 934 | 1, &rseg, BUS_DMA_WAITOK)) != 0) { |
| 935 | aprint_error_dev(sc->sc_dev, "unable to allocate DMA, error = %d\n" , error); |
| 936 | goto fail_alloc; |
| 937 | } |
| 938 | |
| 939 | if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, |
| 940 | BUS_DMA_WAITOK | BUS_DMA_COHERENT)) != 0) { |
| 941 | aprint_error_dev(sc->sc_dev, "unable to map DMA, error = %d\n" , |
| 942 | error); |
| 943 | goto fail_map; |
| 944 | } |
| 945 | |
| 946 | if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, |
| 947 | BUS_DMA_WAITOK, &p->map)) != 0) { |
| 948 | aprint_error_dev(sc->sc_dev, "unable to create DMA map, error = %d\n" , |
| 949 | error); |
| 950 | goto fail_create; |
| 951 | } |
| 952 | |
| 953 | if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, |
| 954 | BUS_DMA_WAITOK)) != 0) { |
| 955 | aprint_error_dev(sc->sc_dev, "unable to load DMA map, error = %d\n" , |
| 956 | error); |
| 957 | goto fail_load; |
| 958 | } |
| 959 | |
| 960 | p->next = sc->sc_dmas; |
| 961 | sc->sc_dmas = p; |
| 962 | |
| 963 | return p->addr; |
| 964 | |
| 965 | fail_load: |
| 966 | bus_dmamap_destroy(sc->sc_dmat, p->map); |
| 967 | fail_create: |
| 968 | bus_dmamem_unmap(sc->sc_dmat, p->addr, size); |
| 969 | fail_map: |
| 970 | bus_dmamem_free(sc->sc_dmat, &p->seg, 1); |
| 971 | fail_alloc: |
| 972 | kmem_free(p, sizeof(*p)); |
| 973 | return NULL; |
| 974 | } |
| 975 | |
| 976 | static void * |
| 977 | auvia_malloc(void *addr, int direction, size_t size) |
| 978 | { |
| 979 | struct auvia_softc *sc; |
| 980 | void *p; |
| 981 | |
| 982 | sc = addr; |
| 983 | |
| 984 | p = auvia_malloc_dmamem(addr, direction, size); |
| 985 | if (p == NULL) { |
| 986 | return NULL; |
| 987 | } |
| 988 | if (auvia_malloc_channel(sc, &sc->sc_play, size) != 0) { |
| 989 | auvia_free(addr, p, size); |
| 990 | return NULL; |
| 991 | } |
| 992 | if (auvia_malloc_channel(sc, &sc->sc_record, size) != 0) { |
| 993 | auvia_free(addr, p, size); |
| 994 | return NULL; |
| 995 | } |
| 996 | return p; |
| 997 | } |
| 998 | |
| 999 | static void |
| 1000 | auvia_free(void *addr, void *ptr, size_t size) |
| 1001 | { |
| 1002 | struct auvia_softc *sc; |
| 1003 | struct auvia_dma **pp, *p; |
| 1004 | |
| 1005 | sc = addr; |
| 1006 | for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) |
| 1007 | if (p->addr == ptr) { |
| 1008 | bus_dmamap_unload(sc->sc_dmat, p->map); |
| 1009 | bus_dmamap_destroy(sc->sc_dmat, p->map); |
| 1010 | bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); |
| 1011 | bus_dmamem_free(sc->sc_dmat, &p->seg, 1); |
| 1012 | |
| 1013 | *pp = p->next; |
| 1014 | kmem_free(p, sizeof(*p)); |
| 1015 | return; |
| 1016 | } |
| 1017 | |
| 1018 | panic("auvia_free: trying to free unallocated memory" ); |
| 1019 | } |
| 1020 | |
| 1021 | static size_t |
| 1022 | auvia_round_buffersize(void *addr, int direction, size_t size) |
| 1023 | { |
| 1024 | |
| 1025 | return size; |
| 1026 | } |
| 1027 | |
| 1028 | static paddr_t |
| 1029 | auvia_mappage(void *addr, void *mem, off_t off, int prot) |
| 1030 | { |
| 1031 | struct auvia_softc *sc; |
| 1032 | struct auvia_dma *p; |
| 1033 | |
| 1034 | if (off < 0) |
| 1035 | return -1; |
| 1036 | sc = addr; |
| 1037 | for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) |
| 1038 | continue; |
| 1039 | |
| 1040 | if (!p) |
| 1041 | return -1; |
| 1042 | |
| 1043 | return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, |
| 1044 | BUS_DMA_WAITOK); |
| 1045 | } |
| 1046 | |
| 1047 | static int |
| 1048 | auvia_get_props(void *addr) |
| 1049 | { |
| 1050 | struct auvia_softc *sc; |
| 1051 | int props; |
| 1052 | |
| 1053 | props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; |
| 1054 | sc = addr; |
| 1055 | /* |
| 1056 | * Even if the codec is fixed-rate, set_param() succeeds for any sample |
| 1057 | * rate because of aurateconv. Applications can't know what rate the |
| 1058 | * device can process in the case of mmap(). |
| 1059 | */ |
| 1060 | if (!AC97_IS_FIXED_RATE(sc->codec_if)) |
| 1061 | props |= AUDIO_PROP_MMAP; |
| 1062 | return props; |
| 1063 | } |
| 1064 | |
| 1065 | static void |
| 1066 | auvia_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) |
| 1067 | { |
| 1068 | struct auvia_softc *sc; |
| 1069 | |
| 1070 | sc = addr; |
| 1071 | *intr = &sc->sc_intr_lock; |
| 1072 | *thread = &sc->sc_lock; |
| 1073 | } |
| 1074 | |
| 1075 | static int |
| 1076 | auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch, |
| 1077 | struct auvia_dma *p, void *start, void *end, int blksize) |
| 1078 | { |
| 1079 | struct auvia_dma_op *op; |
| 1080 | bus_addr_t s; |
| 1081 | size_t l; |
| 1082 | |
| 1083 | op = ch->sc_dma_ops; |
| 1084 | s = p->map->dm_segs[0].ds_addr; |
| 1085 | l = ((char *)end - (char *)start); |
| 1086 | |
| 1087 | while (l) { |
| 1088 | op->ptr = htole32(s); |
| 1089 | l = l - blksize; |
| 1090 | if (!l) { |
| 1091 | /* if last block */ |
| 1092 | op->flags = htole32(AUVIA_DMAOP_EOL | blksize); |
| 1093 | } else { |
| 1094 | op->flags = htole32(AUVIA_DMAOP_FLAG | blksize); |
| 1095 | } |
| 1096 | s += blksize; |
| 1097 | op++; |
| 1098 | } |
| 1099 | |
| 1100 | return 0; |
| 1101 | } |
| 1102 | |
| 1103 | |
| 1104 | static int |
| 1105 | auvia_trigger_output(void *addr, void *start, void *end, int blksize, |
| 1106 | void (*intr)(void *), void *arg, const audio_params_t *param) |
| 1107 | { |
| 1108 | struct auvia_softc *sc; |
| 1109 | struct auvia_softc_chan *ch; |
| 1110 | struct auvia_dma *p; |
| 1111 | |
| 1112 | sc = addr; |
| 1113 | ch = &(sc->sc_play); |
| 1114 | for (p = sc->sc_dmas; p && p->addr != start; p = p->next) |
| 1115 | continue; |
| 1116 | |
| 1117 | if (!p) |
| 1118 | panic("auvia_trigger_output: request with bad start " |
| 1119 | "address (%p)" , start); |
| 1120 | |
| 1121 | if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { |
| 1122 | return 1; |
| 1123 | } |
| 1124 | |
| 1125 | ch->sc_intr = intr; |
| 1126 | ch->sc_arg = arg; |
| 1127 | |
| 1128 | CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, |
| 1129 | ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); |
| 1130 | |
| 1131 | if (sc->sc_flags & AUVIA_FLAGS_VT8233) { |
| 1132 | if (ch->sc_base != VIA8233_MP_BASE) { |
| 1133 | CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); |
| 1134 | CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); |
| 1135 | } |
| 1136 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, |
| 1137 | AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | |
| 1138 | AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); |
| 1139 | } else { |
| 1140 | CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); |
| 1141 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); |
| 1142 | } |
| 1143 | |
| 1144 | return 0; |
| 1145 | } |
| 1146 | |
| 1147 | static int |
| 1148 | auvia_trigger_input(void *addr, void *start, void *end, int blksize, |
| 1149 | void (*intr)(void *), void *arg, const audio_params_t *param) |
| 1150 | { |
| 1151 | struct auvia_softc *sc; |
| 1152 | struct auvia_softc_chan *ch; |
| 1153 | struct auvia_dma *p; |
| 1154 | |
| 1155 | sc = addr; |
| 1156 | ch = &(sc->sc_record); |
| 1157 | for (p = sc->sc_dmas; p && p->addr != start; p = p->next) |
| 1158 | continue; |
| 1159 | |
| 1160 | if (!p) |
| 1161 | panic("auvia_trigger_input: request with bad start " |
| 1162 | "address (%p)" , start); |
| 1163 | |
| 1164 | if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { |
| 1165 | return 1; |
| 1166 | } |
| 1167 | |
| 1168 | ch->sc_intr = intr; |
| 1169 | ch->sc_arg = arg; |
| 1170 | |
| 1171 | CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, |
| 1172 | ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); |
| 1173 | |
| 1174 | if (sc->sc_flags & AUVIA_FLAGS_VT8233) { |
| 1175 | CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); |
| 1176 | CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); |
| 1177 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, |
| 1178 | AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | |
| 1179 | AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); |
| 1180 | } else { |
| 1181 | CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); |
| 1182 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); |
| 1183 | } |
| 1184 | |
| 1185 | return 0; |
| 1186 | } |
| 1187 | |
| 1188 | static int |
| 1189 | auvia_intr(void *arg) |
| 1190 | { |
| 1191 | struct auvia_softc *sc; |
| 1192 | struct auvia_softc_chan *ch; |
| 1193 | u_int8_t r; |
| 1194 | int rval; |
| 1195 | |
| 1196 | sc = arg; |
| 1197 | rval = 0; |
| 1198 | ch = &sc->sc_record; |
| 1199 | |
| 1200 | mutex_spin_enter(&sc->sc_intr_lock); |
| 1201 | r = CH_READ1(sc, ch, AUVIA_RP_STAT); |
| 1202 | if (r & AUVIA_RPSTAT_INTR) { |
| 1203 | if (sc->sc_record.sc_intr) |
| 1204 | sc->sc_record.sc_intr(sc->sc_record.sc_arg); |
| 1205 | |
| 1206 | /* clear interrupts */ |
| 1207 | CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); |
| 1208 | rval = 1; |
| 1209 | } |
| 1210 | |
| 1211 | ch = &sc->sc_play; |
| 1212 | r = CH_READ1(sc, ch, AUVIA_RP_STAT); |
| 1213 | if (r & AUVIA_RPSTAT_INTR) { |
| 1214 | if (sc->sc_play.sc_intr) |
| 1215 | sc->sc_play.sc_intr(sc->sc_play.sc_arg); |
| 1216 | |
| 1217 | /* clear interrupts */ |
| 1218 | CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); |
| 1219 | rval = 1; |
| 1220 | } |
| 1221 | mutex_spin_exit(&sc->sc_intr_lock); |
| 1222 | |
| 1223 | return rval; |
| 1224 | } |
| 1225 | |
| 1226 | static bool |
| 1227 | auvia_resume(device_t dv, const pmf_qual_t *qual) |
| 1228 | { |
| 1229 | struct auvia_softc *sc = device_private(dv); |
| 1230 | |
| 1231 | mutex_enter(&sc->sc_lock); |
| 1232 | mutex_spin_enter(&sc->sc_intr_lock); |
| 1233 | auvia_reset_codec(sc); |
| 1234 | DELAY(1000); |
| 1235 | mutex_spin_exit(&sc->sc_intr_lock); |
| 1236 | (sc->codec_if->vtbl->restore_ports)(sc->codec_if); |
| 1237 | mutex_exit(&sc->sc_lock); |
| 1238 | |
| 1239 | return true; |
| 1240 | } |
| 1241 | |