1 /* $NetBSD: auvitek.c,v 1.8 2012/01/09 10:57:34 jmcneill Exp $ */ 2 3 /*- 4 * Copyright (c) 2010 Jared D. McNeill <jmcneill@invisible.ca> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 /* 30 * Auvitek AU0828 USB controller 31 */ 32 33 #include <sys/cdefs.h> 34 __KERNEL_RCSID(0, "$NetBSD: auvitek.c,v 1.8 2012/01/09 10:57:34 jmcneill Exp $"); 35 36 #include <sys/types.h> 37 #include <sys/param.h> 38 #include <sys/systm.h> 39 #include <sys/device.h> 40 #include <sys/conf.h> 41 #include <sys/bus.h> 42 #include <sys/module.h> 43 44 #include <dev/usb/usb.h> 45 #include <dev/usb/usbdi.h> 46 #include <dev/usb/usbdi_util.h> 47 #include <dev/usb/usbdevs.h> 48 49 #include <dev/usb/auvitekreg.h> 50 #include <dev/usb/auvitekvar.h> 51 52 static int auvitek_match(device_t, cfdata_t, void *); 53 static void auvitek_attach(device_t, device_t, void *); 54 static int auvitek_detach(device_t, int); 55 static int auvitek_rescan(device_t, const char *, const int *); 56 static void auvitek_childdet(device_t, device_t); 57 static int auvitek_activate(device_t, enum devact); 58 59 CFATTACH_DECL2_NEW(auvitek, sizeof(struct auvitek_softc), 60 auvitek_match, auvitek_attach, auvitek_detach, auvitek_activate, 61 auvitek_rescan, auvitek_childdet); 62 63 static const struct { 64 uint16_t vendor; 65 uint16_t product; 66 const char * name; 67 enum auvitek_board board; 68 } auvitek_devices[] = { 69 { 0x2040, 0x7200, 70 "WinTV HVR-950Q", AUVITEK_BOARD_HVR_950Q }, 71 { 0x2040, 0x7240, 72 "WinTV HVR-850", AUVITEK_BOARD_HVR_850 }, 73 }; 74 75 static int 76 auvitek_match(device_t parent, cfdata_t match, void *opaque) 77 { 78 struct usb_attach_arg *uaa = opaque; 79 unsigned int i; 80 81 for (i = 0; i < __arraycount(auvitek_devices); i++) { 82 if (auvitek_devices[i].vendor == uaa->vendor && 83 auvitek_devices[i].product == uaa->product) 84 return UMATCH_VENDOR_PRODUCT; 85 } 86 87 return UMATCH_NONE; 88 } 89 90 static void 91 auvitek_attach(device_t parent, device_t self, void *opaque) 92 { 93 struct auvitek_softc *sc = device_private(self); 94 struct usb_attach_arg *uaa = opaque; 95 usbd_device_handle dev = uaa->device; 96 usb_endpoint_descriptor_t *ed; 97 usbd_status err; 98 unsigned int i; 99 uint8_t nep; 100 101 aprint_naive("\n"); 102 aprint_normal(": AU0828\n"); 103 104 sc->sc_dev = self; 105 sc->sc_udev = dev; 106 sc->sc_uport = uaa->port; 107 108 for (i = 0; i < __arraycount(auvitek_devices); i++) { 109 if (auvitek_devices[i].vendor == uaa->vendor && 110 auvitek_devices[i].product == uaa->product) 111 break; 112 } 113 KASSERT(i != __arraycount(auvitek_devices)); 114 sc->sc_descr = auvitek_devices[i].name; 115 sc->sc_board = auvitek_devices[i].board; 116 117 sc->sc_dying = sc->sc_running = 0; 118 119 mutex_init(&sc->sc_subdev_lock, MUTEX_DEFAULT, IPL_NONE); 120 mutex_init(&sc->sc_ab.ab_lock, MUTEX_DEFAULT, IPL_USB); 121 cv_init(&sc->sc_ab.ab_cv, "auvitekbulk"); 122 123 err = usbd_set_config_index(dev, 0, 1); 124 if (err) { 125 aprint_error_dev(self, "couldn't set config index: %s\n", 126 usbd_errstr(err)); 127 return; 128 } 129 err = usbd_device2interface_handle(dev, 0, &sc->sc_isoc_iface); 130 if (err) { 131 aprint_error_dev(self, "couldn't get interface handle: %s\n", 132 usbd_errstr(err)); 133 return; 134 } 135 err = usbd_device2interface_handle(dev, 3, &sc->sc_bulk_iface); 136 if (err) { 137 aprint_error_dev(self, "couldn't get interface handle: %s\n", 138 usbd_errstr(err)); 139 return; 140 } 141 142 sc->sc_ax.ax_sc = sc->sc_ab.ab_sc = sc; 143 sc->sc_ax.ax_endpt = sc->sc_ab.ab_endpt = -1; 144 145 err = usbd_set_interface(sc->sc_isoc_iface, AUVITEK_XFER_ALTNO); 146 if (err) { 147 aprint_error_dev(self, "couldn't set interface: %s\n", 148 usbd_errstr(err)); 149 return; 150 } 151 152 nep = 0; 153 usbd_endpoint_count(sc->sc_isoc_iface, &nep); 154 for (i = 0; i < nep; i++) { 155 int dir, type; 156 157 ed = usbd_interface2endpoint_descriptor(sc->sc_isoc_iface, i); 158 if (ed == NULL) { 159 aprint_error_dev(self, 160 "couldn't read endpoint descriptor %d\n", i); 161 continue; 162 } 163 164 dir = UE_GET_DIR(ed->bEndpointAddress); 165 type = UE_GET_XFERTYPE(ed->bmAttributes); 166 167 if (dir == UE_DIR_IN && type == UE_ISOCHRONOUS && 168 sc->sc_ax.ax_endpt == -1) { 169 sc->sc_ax.ax_endpt = ed->bEndpointAddress; 170 sc->sc_ax.ax_maxpktlen = 171 UE_GET_SIZE(UGETW(ed->wMaxPacketSize)) * 172 (UE_GET_TRANS(UGETW(ed->wMaxPacketSize)) + 1); 173 } 174 } 175 176 err = usbd_set_interface(sc->sc_isoc_iface, 0); 177 if (err) { 178 aprint_error_dev(self, "couldn't set interface: %s\n", 179 usbd_errstr(err)); 180 return; 181 } 182 183 if (sc->sc_ax.ax_endpt == -1) { 184 aprint_error_dev(self, "couldn't find isoc endpoint\n"); 185 sc->sc_dying = 1; 186 return; 187 } 188 if (sc->sc_ax.ax_maxpktlen == 0) { 189 aprint_error_dev(self, "couldn't determine packet length\n"); 190 sc->sc_dying = 1; 191 return; 192 } 193 194 aprint_debug_dev(self, "isoc endpoint 0x%02x size %d\n", 195 sc->sc_ax.ax_endpt, sc->sc_ax.ax_maxpktlen); 196 197 nep = 0; 198 usbd_endpoint_count(sc->sc_bulk_iface, &nep); 199 for (i = 0; i < nep; i++) { 200 int dir, type; 201 202 ed = usbd_interface2endpoint_descriptor(sc->sc_bulk_iface, i); 203 if (ed == NULL) { 204 aprint_error_dev(self, 205 "couldn't read endpoint descriptor %d\n", i); 206 continue; 207 } 208 209 dir = UE_GET_DIR(ed->bEndpointAddress); 210 type = UE_GET_XFERTYPE(ed->bmAttributes); 211 212 if (dir == UE_DIR_IN && type == UE_BULK && 213 sc->sc_ab.ab_endpt == -1) { 214 sc->sc_ab.ab_endpt = ed->bEndpointAddress; 215 } 216 } 217 218 if (sc->sc_ab.ab_endpt == -1) { 219 aprint_error_dev(self, "couldn't find bulk endpoint\n"); 220 sc->sc_dying = 1; 221 return; 222 } 223 224 for (i = 0; i < AUVITEK_NBULK_XFERS; i++) { 225 sc->sc_ab.ab_bx[i].bx_sc = sc; 226 sc->sc_ab.ab_bx[i].bx_xfer = usbd_alloc_xfer(sc->sc_udev); 227 if (sc->sc_ab.ab_bx[i].bx_xfer == NULL) { 228 aprint_error_dev(self, "couldn't allocate xfer\n"); 229 sc->sc_dying = 1; 230 return; 231 } 232 sc->sc_ab.ab_bx[i].bx_buffer = usbd_alloc_buffer( 233 sc->sc_ab.ab_bx[i].bx_xfer, AUVITEK_BULK_BUFLEN); 234 if (sc->sc_ab.ab_bx[i].bx_buffer == NULL) { 235 aprint_error_dev(self, 236 "couldn't allocate xfer buffer\n"); 237 sc->sc_dying = 1; 238 return; 239 } 240 } 241 242 aprint_debug_dev(self, "bulk endpoint 0x%02x size %d\n", 243 sc->sc_ab.ab_endpt, AUVITEK_BULK_BUFLEN); 244 245 auvitek_board_init(sc); 246 247 auvitek_i2c_attach(sc); 248 249 sc->sc_au8522 = au8522_open(self, &sc->sc_i2c, 0x8e >> 1, 250 auvitek_board_get_if_frequency(sc)); 251 if (sc->sc_au8522 == NULL) { 252 aprint_error_dev(sc->sc_dev, "couldn't initialize decoder\n"); 253 sc->sc_dying = 1; 254 return; 255 } 256 257 config_mountroot(self, auvitek_attach_tuner); 258 259 auvitek_video_attach(sc); 260 auvitek_audio_attach(sc); 261 auvitek_dtv_attach(sc); 262 } 263 264 void 265 auvitek_attach_tuner(device_t self) 266 { 267 struct auvitek_softc *sc = device_private(self); 268 269 mutex_enter(&sc->sc_subdev_lock); 270 if (sc->sc_xc5k == NULL) { 271 sc->sc_xc5k = xc5k_open(sc->sc_dev, &sc->sc_i2c, 0xc2 >> 1, 272 auvitek_board_tuner_reset, sc, 273 auvitek_board_get_if_frequency(sc), 274 FE_ATSC); 275 } 276 mutex_exit(&sc->sc_subdev_lock); 277 } 278 279 static int 280 auvitek_detach(device_t self, int flags) 281 { 282 struct auvitek_softc *sc = device_private(self); 283 unsigned int i; 284 285 sc->sc_dying = 1; 286 287 pmf_device_deregister(self); 288 289 auvitek_dtv_detach(sc, flags); 290 auvitek_audio_detach(sc, flags); 291 auvitek_video_detach(sc, flags); 292 293 if (sc->sc_xc5k) 294 xc5k_close(sc->sc_xc5k); 295 if (sc->sc_au8522) 296 au8522_close(sc->sc_au8522); 297 298 auvitek_i2c_detach(sc, flags); 299 300 mutex_destroy(&sc->sc_subdev_lock); 301 302 for (i = 0; i < AUVITEK_NBULK_XFERS; i++) { 303 if (sc->sc_ab.ab_bx[i].bx_xfer) 304 usbd_free_xfer(sc->sc_ab.ab_bx[i].bx_xfer); 305 } 306 cv_destroy(&sc->sc_ab.ab_cv); 307 mutex_destroy(&sc->sc_ab.ab_lock); 308 309 return 0; 310 } 311 312 int 313 auvitek_activate(device_t self, enum devact act) 314 { 315 struct auvitek_softc *sc = device_private(self); 316 317 switch (act) { 318 case DVACT_DEACTIVATE: 319 sc->sc_dying = 1; 320 return 0; 321 default: 322 return 0; 323 } 324 } 325 326 static int 327 auvitek_rescan(device_t self, const char *ifattr, const int *locs) 328 { 329 struct auvitek_softc *sc = device_private(self); 330 331 auvitek_video_rescan(sc, ifattr, locs); 332 auvitek_dtv_rescan(sc, ifattr, locs); 333 auvitek_i2c_rescan(sc, ifattr, locs); 334 335 return 0; 336 } 337 338 static void 339 auvitek_childdet(device_t self, device_t child) 340 { 341 struct auvitek_softc *sc = device_private(self); 342 343 auvitek_video_childdet(sc, child); 344 auvitek_audio_childdet(sc, child); 345 auvitek_dtv_childdet(sc, child); 346 } 347 348 uint8_t 349 auvitek_read_1(struct auvitek_softc *sc, uint16_t reg) 350 { 351 usb_device_request_t req; 352 usbd_status err; 353 int actlen; 354 uint8_t data; 355 356 req.bmRequestType = UT_READ_VENDOR_DEVICE; 357 req.bRequest = AU0828_CMD_REQUEST_IN; 358 USETW(req.wValue, 0); 359 USETW(req.wIndex, reg); 360 USETW(req.wLength, sizeof(data)); 361 362 KERNEL_LOCK(1, curlwp); 363 err = usbd_do_request_flags(sc->sc_udev, &req, &data, 0, 364 &actlen, USBD_DEFAULT_TIMEOUT); 365 KERNEL_UNLOCK_ONE(curlwp); 366 367 if (err) 368 printf("%s: read failed: %s\n", device_xname(sc->sc_dev), 369 usbd_errstr(err)); 370 371 return data; 372 } 373 374 void 375 auvitek_write_1(struct auvitek_softc *sc, uint16_t reg, uint8_t data) 376 { 377 usb_device_request_t req; 378 usbd_status err; 379 int actlen; 380 381 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 382 req.bRequest = AU0828_CMD_REQUEST_OUT; 383 USETW(req.wValue, data); 384 USETW(req.wIndex, reg); 385 USETW(req.wLength, 0); 386 387 KERNEL_LOCK(1, curlwp); 388 err = usbd_do_request_flags(sc->sc_udev, &req, NULL, 0, 389 &actlen, USBD_DEFAULT_TIMEOUT); 390 KERNEL_UNLOCK_ONE(curlwp); 391 392 if (err) 393 printf("%s: write failed: %s\n", device_xname(sc->sc_dev), 394 usbd_errstr(err)); 395 } 396 397 MODULE(MODULE_CLASS_DRIVER, auvitek, "au8522,xc5k"); 398 399 #ifdef _MODULE 400 #include "ioconf.c" 401 #endif 402 403 static int 404 auvitek_modcmd(modcmd_t cmd, void *opaque) 405 { 406 switch (cmd) { 407 case MODULE_CMD_INIT: 408 #ifdef _MODULE 409 return config_init_component(cfdriver_ioconf_auvitek, 410 cfattach_ioconf_auvitek, cfdata_ioconf_auvitek); 411 #else 412 return 0; 413 #endif 414 case MODULE_CMD_FINI: 415 #ifdef _MODULE 416 return config_fini_component(cfdriver_ioconf_auvitek, 417 cfattach_ioconf_auvitek, cfdata_ioconf_auvitek); 418 #else 419 return 0; 420 #endif 421 default: 422 return ENOTTY; 423 } 424 } 425