mq200.c revision 1.15.2.1
1 /* $NetBSD: mq200.c,v 1.15.2.1 2001/08/03 04:11:36 lukem Exp $ */ 2 3 /*- 4 * Copyright (c) 2000, 2001 TAKEMURA Shin 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 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 */ 31 32 #include <sys/param.h> 33 #include <sys/kernel.h> 34 #include <sys/device.h> 35 #include <sys/systm.h> 36 #include <sys/reboot.h> 37 38 #include <uvm/uvm_extern.h> 39 40 #include <dev/wscons/wsconsio.h> 41 42 #include <machine/bootinfo.h> 43 #include <machine/bus.h> 44 #include <machine/autoconf.h> 45 #include <machine/config_hook.h> 46 #include <machine/platid.h> 47 #include <machine/platid_mask.h> 48 49 #include "opt_mq200.h" 50 #include <hpcmips/dev/mq200reg.h> 51 #include <hpcmips/dev/mq200var.h> 52 #include <hpcmips/dev/mq200priv.h> 53 54 #include "bivideo.h" 55 #if NBIVIDEO > 0 56 #include <dev/hpc/bivideovar.h> 57 #endif 58 59 /* 60 * function prototypes 61 */ 62 static void mq200_power __P((int, void *)); 63 static int mq200_hardpower __P((void *, int, long, void *)); 64 static int mq200_fbinit __P((struct hpcfb_fbconf *)); 65 static int mq200_ioctl __P((void *, u_long, caddr_t, int, struct proc *)); 66 static paddr_t mq200_mmap __P((void *, off_t offset, int)); 67 static void mq200_update_powerstate __P((struct mq200_softc *, int)); 68 void mq200_init_backlight __P((struct mq200_softc *, int)); 69 void mq200_init_brightness __P((struct mq200_softc *, int)); 70 void mq200_init_contrast __P((struct mq200_softc *, int)); 71 void mq200_set_brightness __P((struct mq200_softc *, int)); 72 void mq200_set_contrast __P((struct mq200_softc *, int)); 73 74 /* 75 * static variables 76 */ 77 struct hpcfb_accessops mq200_ha = { 78 mq200_ioctl, mq200_mmap 79 }; 80 81 #ifdef MQ200_DEBUG 82 int mq200_debug = MQ200DEBUG_CONF; 83 #endif 84 85 int 86 mq200_probe(iot, ioh) 87 bus_space_tag_t iot; 88 bus_space_handle_t ioh; 89 { 90 unsigned long regval; 91 92 #if NBIVIDEO > 0 93 if (bivideo_dont_attach) /* some video driver already attached */ 94 return (0); 95 #endif /* NBIVIDEO > 0 */ 96 97 regval = bus_space_read_4(iot, ioh, MQ200_PC00R); 98 VPRINTF("probe: vendor id=%04lx product id=%04lx\n", 99 regval & 0xffff, (regval >> 16) & 0xffff); 100 if (regval != ((MQ200_PRODUCT_ID << 16) | MQ200_VENDOR_ID)) 101 return (0); 102 103 return (1); 104 } 105 106 void 107 mq200_attach(sc) 108 struct mq200_softc *sc; 109 { 110 unsigned long regval; 111 struct hpcfb_attach_args ha; 112 int console = (bootinfo->bi_cnuse & BI_CNUSE_SERIAL) ? 0 : 1; 113 114 printf(": "); 115 if (mq200_fbinit(&sc->sc_fbconf) != 0) { 116 /* just return so that hpcfb will not be attached */ 117 return; 118 } 119 120 sc->sc_fbconf.hf_baseaddr = (u_long)bootinfo->fb_addr; 121 sc->sc_fbconf.hf_offset = (u_long)sc->sc_fbconf.hf_baseaddr - 122 MIPS_PHYS_TO_KSEG1(mips_ptob(mips_btop(sc->sc_baseaddr))); 123 DPRINTF("hf_baseaddr=%lx\n", sc->sc_fbconf.hf_baseaddr); 124 DPRINTF("hf_offset=%lx\n", sc->sc_fbconf.hf_offset); 125 126 regval = mq200_read(sc, MQ200_PC08R); 127 printf("MQ200 Rev.%02lx video controller", regval & 0xff); 128 if (console) { 129 printf(", console"); 130 } 131 printf("\n"); 132 printf("%s: framebuffer address: 0x%08lx\n", 133 sc->sc_dev.dv_xname, (u_long)bootinfo->fb_addr); 134 135 /* 136 * setup registers 137 */ 138 sc->sc_flags = 0; 139 sc->sc_baseclock = 12288; /* 12.288 MHz */ 140 #ifdef MQ200_DEBUG 141 if (bootverbose) { 142 /* dump current setting */ 143 mq200_dump_all(sc); 144 mq200_dump_pll(sc); 145 } 146 #endif 147 mq200_setup_regctx(sc); 148 mq200_mdsetup(sc); 149 if (sc->sc_md) { 150 if (sc->sc_md->md_flags & MQ200_MD_HAVEFP) { 151 sc->sc_flags |= MQ200_SC_GC2_ENABLE; /* FP */ 152 } 153 #if MQ200_USECRT 154 if (sc->sc_md->md_flags & MQ200_MD_HAVECRT) { 155 int i; 156 sc->sc_flags |= MQ200_SC_GC1_ENABLE; /* CRT */ 157 for (i = 0; i < mq200_crt_nparams; i++) { 158 sc->sc_crt = &mq200_crt_params[i]; 159 if (sc->sc_md->md_fp_width <= 160 mq200_crt_params[i].width && 161 sc->sc_md->md_fp_height <= 162 mq200_crt_params[i].height) 163 break; 164 } 165 } 166 #endif 167 mq200_setup(sc); 168 169 if (sc->sc_flags & MQ200_SC_GC2_ENABLE) /* FP */ 170 mq200_win_enable(sc, MQ200_GC2, MQ200_GCC_16BPP_DIRECT, 171 0x00080100, 172 sc->sc_md->md_fp_width, sc->sc_md->md_fp_height, 173 1280); 174 if (sc->sc_flags & MQ200_SC_GC1_ENABLE) /* CRT */ 175 mq200_win_enable(sc, MQ200_GC1, MQ200_GCC_16BPP_DIRECT, 176 0x00080100, 177 sc->sc_md->md_fp_width, sc->sc_md->md_fp_height, 178 1280); 179 } 180 #ifdef MQ200_DEBUG 181 if (sc->sc_md == NULL || bootverbose) { 182 mq200_dump_pll(sc); 183 } 184 #endif 185 186 /* Add a power hook to power saving */ 187 sc->sc_mq200pwstate = MQ200_POWERSTATE_D0; 188 sc->sc_powerhook = powerhook_establish(mq200_power, sc); 189 if (sc->sc_powerhook == NULL) 190 printf("%s: WARNING: unable to establish power hook\n", 191 sc->sc_dev.dv_xname); 192 193 /* Add a hard power hook to power saving */ 194 sc->sc_hardpowerhook = config_hook(CONFIG_HOOK_PMEVENT, 195 CONFIG_HOOK_PMEVENT_HARDPOWER, 196 CONFIG_HOOK_SHARE, 197 mq200_hardpower, sc); 198 if (sc->sc_hardpowerhook == NULL) 199 printf("%s: WARNING: unable to establish hard power hook\n", 200 sc->sc_dev.dv_xname); 201 202 /* initialize backlight brightness and lcd contrast */ 203 sc->sc_lcd_inited = 0; 204 mq200_init_brightness(sc, 1); 205 mq200_init_contrast(sc, 1); 206 mq200_init_backlight(sc, 1); 207 208 if (console && hpcfb_cnattach(&sc->sc_fbconf) != 0) { 209 panic("mq200_attach: can't init fb console"); 210 } 211 212 ha.ha_console = console; 213 ha.ha_accessops = &mq200_ha; 214 ha.ha_accessctx = sc; 215 ha.ha_curfbconf = 0; 216 ha.ha_nfbconf = 1; 217 ha.ha_fbconflist = &sc->sc_fbconf; 218 ha.ha_curdspconf = 0; 219 ha.ha_ndspconf = 1; 220 ha.ha_dspconflist = &sc->sc_dspconf; 221 222 config_found(&sc->sc_dev, &ha, hpcfbprint); 223 224 #if NBIVIDEO > 0 225 /* 226 * bivideo is no longer need 227 */ 228 bivideo_dont_attach = 1; 229 #endif /* NBIVIDEO > 0 */ 230 } 231 232 static void 233 mq200_update_powerstate(sc, updates) 234 struct mq200_softc *sc; 235 int updates; 236 { 237 238 if (updates & PWRSTAT_LCD) 239 config_hook_call(CONFIG_HOOK_POWERCONTROL, 240 CONFIG_HOOK_POWERCONTROL_LCD, 241 (void*)!(sc->sc_powerstate & 242 (PWRSTAT_VIDEOOFF|PWRSTAT_SUSPEND))); 243 244 if (updates & PWRSTAT_BACKLIGHT) 245 config_hook_call(CONFIG_HOOK_POWERCONTROL, 246 CONFIG_HOOK_POWERCONTROL_LCDLIGHT, 247 (void*)(!(sc->sc_powerstate & 248 (PWRSTAT_VIDEOOFF|PWRSTAT_SUSPEND)) && 249 (sc->sc_powerstate & PWRSTAT_BACKLIGHT))); 250 } 251 252 static void 253 mq200_power(why, arg) 254 int why; 255 void *arg; 256 { 257 struct mq200_softc *sc = arg; 258 259 switch (why) { 260 case PWR_SUSPEND: 261 sc->sc_powerstate |= PWRSTAT_SUSPEND; 262 mq200_update_powerstate(sc, PWRSTAT_ALL); 263 break; 264 case PWR_STANDBY: 265 sc->sc_powerstate |= PWRSTAT_SUSPEND; 266 mq200_update_powerstate(sc, PWRSTAT_ALL); 267 break; 268 case PWR_RESUME: 269 sc->sc_powerstate &= ~PWRSTAT_SUSPEND; 270 mq200_update_powerstate(sc, PWRSTAT_ALL); 271 break; 272 } 273 } 274 275 static int 276 mq200_hardpower(ctx, type, id, msg) 277 void *ctx; 278 int type; 279 long id; 280 void *msg; 281 { 282 struct mq200_softc *sc = ctx; 283 int why = (int)msg; 284 285 switch (why) { 286 case PWR_SUSPEND: 287 sc->sc_mq200pwstate = MQ200_POWERSTATE_D2; 288 break; 289 case PWR_STANDBY: 290 sc->sc_mq200pwstate = MQ200_POWERSTATE_D3; 291 break; 292 case PWR_RESUME: 293 sc->sc_mq200pwstate = MQ200_POWERSTATE_D0; 294 break; 295 } 296 297 bus_space_write_4(sc->sc_iot, sc->sc_ioh, 298 MQ200_PMCSR, sc->sc_mq200pwstate); 299 300 /* 301 * you should wait until the 302 * power state transit sequence will end. 303 */ 304 { 305 unsigned long tmp; 306 do { 307 tmp = bus_space_read_4(sc->sc_iot, sc->sc_ioh, 308 MQ200_PMCSR); 309 } while ((tmp & 0x3) != (sc->sc_mq200pwstate & 0x3)); 310 delay(100000); /* XXX */ 311 } 312 313 return (0); 314 } 315 316 317 static int 318 mq200_fbinit(fb) 319 struct hpcfb_fbconf *fb; 320 { 321 322 /* 323 * get fb settings from bootinfo 324 */ 325 if (bootinfo == NULL || 326 bootinfo->fb_addr == 0 || 327 bootinfo->fb_line_bytes == 0 || 328 bootinfo->fb_width == 0 || 329 bootinfo->fb_height == 0) { 330 printf("no frame buffer information.\n"); 331 return (-1); 332 } 333 334 /* zero fill */ 335 bzero(fb, sizeof(*fb)); 336 337 fb->hf_conf_index = 0; /* configuration index */ 338 fb->hf_nconfs = 1; /* how many configurations */ 339 strcpy(fb->hf_name, "built-in video"); 340 /* frame buffer name */ 341 strcpy(fb->hf_conf_name, "default"); 342 /* configuration name */ 343 fb->hf_height = bootinfo->fb_height; 344 fb->hf_width = bootinfo->fb_width; 345 fb->hf_baseaddr = mips_ptob(mips_btop(bootinfo->fb_addr)); 346 fb->hf_offset = (u_long)bootinfo->fb_addr - fb->hf_baseaddr; 347 /* frame buffer start offset */ 348 fb->hf_bytes_per_line = bootinfo->fb_line_bytes; 349 fb->hf_nplanes = 1; 350 fb->hf_bytes_per_plane = bootinfo->fb_height * 351 bootinfo->fb_line_bytes; 352 353 fb->hf_access_flags |= HPCFB_ACCESS_BYTE; 354 fb->hf_access_flags |= HPCFB_ACCESS_WORD; 355 fb->hf_access_flags |= HPCFB_ACCESS_DWORD; 356 357 switch (bootinfo->fb_type) { 358 /* 359 * gray scale 360 */ 361 case BIFB_D2_M2L_3: 362 case BIFB_D2_M2L_3x2: 363 fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 364 /* fall through */ 365 case BIFB_D2_M2L_0: 366 case BIFB_D2_M2L_0x2: 367 fb->hf_class = HPCFB_CLASS_GRAYSCALE; 368 fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 369 fb->hf_pack_width = 8; 370 fb->hf_pixels_per_pack = 4; 371 fb->hf_pixel_width = 2; 372 fb->hf_class_data_length = sizeof(struct hf_gray_tag); 373 fb->hf_u.hf_gray.hf_flags = 0; /* reserved for future use */ 374 break; 375 376 case BIFB_D4_M2L_F: 377 case BIFB_D4_M2L_Fx2: 378 fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 379 /* fall through */ 380 case BIFB_D4_M2L_0: 381 case BIFB_D4_M2L_0x2: 382 fb->hf_class = HPCFB_CLASS_GRAYSCALE; 383 fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 384 fb->hf_pack_width = 8; 385 fb->hf_pixels_per_pack = 2; 386 fb->hf_pixel_width = 4; 387 fb->hf_class_data_length = sizeof(struct hf_gray_tag); 388 fb->hf_u.hf_gray.hf_flags = 0; /* reserved for future use */ 389 break; 390 391 /* 392 * indexed color 393 */ 394 case BIFB_D8_FF: 395 fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 396 /* fall through */ 397 case BIFB_D8_00: 398 fb->hf_class = HPCFB_CLASS_INDEXCOLOR; 399 fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 400 fb->hf_pack_width = 8; 401 fb->hf_pixels_per_pack = 1; 402 fb->hf_pixel_width = 8; 403 fb->hf_class_data_length = sizeof(struct hf_indexed_tag); 404 fb->hf_u.hf_indexed.hf_flags = 0; /* reserved for future use */ 405 break; 406 407 /* 408 * RGB color 409 */ 410 case BIFB_D16_FFFF: 411 fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 412 /* fall through */ 413 case BIFB_D16_0000: 414 fb->hf_class = HPCFB_CLASS_RGBCOLOR; 415 fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 416 fb->hf_order_flags = HPCFB_REVORDER_BYTE; 417 fb->hf_pack_width = 16; 418 fb->hf_pixels_per_pack = 1; 419 fb->hf_pixel_width = 16; 420 421 fb->hf_class_data_length = sizeof(struct hf_rgb_tag); 422 fb->hf_u.hf_rgb.hf_flags = 0; /* reserved for future use */ 423 424 fb->hf_u.hf_rgb.hf_red_width = 5; 425 fb->hf_u.hf_rgb.hf_red_shift = 11; 426 fb->hf_u.hf_rgb.hf_green_width = 6; 427 fb->hf_u.hf_rgb.hf_green_shift = 5; 428 fb->hf_u.hf_rgb.hf_blue_width = 5; 429 fb->hf_u.hf_rgb.hf_blue_shift = 0; 430 fb->hf_u.hf_rgb.hf_alpha_width = 0; 431 fb->hf_u.hf_rgb.hf_alpha_shift = 0; 432 break; 433 434 default: 435 printf("unknown type (=%d).\n", bootinfo->fb_type); 436 return (-1); 437 break; 438 } 439 440 return (0); /* no error */ 441 } 442 443 int 444 mq200_ioctl(v, cmd, data, flag, p) 445 void *v; 446 u_long cmd; 447 caddr_t data; 448 int flag; 449 struct proc *p; 450 { 451 struct mq200_softc *sc = (struct mq200_softc *)v; 452 struct hpcfb_fbconf *fbconf; 453 struct hpcfb_dspconf *dspconf; 454 struct wsdisplay_cmap *cmap; 455 struct wsdisplay_param *dispparam; 456 457 switch (cmd) { 458 case WSDISPLAYIO_GETCMAP: 459 cmap = (struct wsdisplay_cmap*)data; 460 461 if (sc->sc_fbconf.hf_class != HPCFB_CLASS_INDEXCOLOR || 462 sc->sc_fbconf.hf_pack_width != 8 || 463 256 <= cmap->index || 464 256 < (cmap->index + cmap->count)) 465 return (EINVAL); 466 467 #if 0 468 if (!uvm_useracc(cmap->red, cmap->count, B_WRITE) || 469 !uvm_useracc(cmap->green, cmap->count, B_WRITE) || 470 !uvm_useracc(cmap->blue, cmap->count, B_WRITE)) 471 return (EFAULT); 472 473 copyout(&bivideo_cmap_r[cmap->index], cmap->red, cmap->count); 474 copyout(&bivideo_cmap_g[cmap->index], cmap->green,cmap->count); 475 copyout(&bivideo_cmap_b[cmap->index], cmap->blue, cmap->count); 476 #endif 477 478 return (0); 479 480 case WSDISPLAYIO_PUTCMAP: 481 /* 482 * This driver can't set color map. 483 */ 484 return (EINVAL); 485 486 case WSDISPLAYIO_SVIDEO: 487 if (*(int *)data == WSDISPLAYIO_VIDEO_OFF) 488 sc->sc_powerstate |= PWRSTAT_VIDEOOFF; 489 else 490 sc->sc_powerstate &= ~PWRSTAT_VIDEOOFF; 491 mq200_update_powerstate(sc, PWRSTAT_ALL); 492 return 0; 493 494 case WSDISPLAYIO_GVIDEO: 495 *(int *)data = (sc->sc_powerstate&PWRSTAT_VIDEOOFF) ? 496 WSDISPLAYIO_VIDEO_OFF:WSDISPLAYIO_VIDEO_ON; 497 return 0; 498 499 case WSDISPLAYIO_GETPARAM: 500 dispparam = (struct wsdisplay_param*)data; 501 switch (dispparam->param) { 502 case WSDISPLAYIO_PARAM_BACKLIGHT: 503 VPRINTF("ioctl: GET:BACKLIGHT\n"); 504 mq200_init_brightness(sc, 0); 505 mq200_init_backlight(sc, 0); 506 VPRINTF("ioctl: GET:(real)BACKLIGHT %d\n", 507 (sc->sc_powerstate&PWRSTAT_BACKLIGHT)? 1: 0); 508 dispparam->min = 0; 509 dispparam->max = 1; 510 if (sc->sc_max_brightness > 0) 511 dispparam->curval = sc->sc_brightness > 0? 1: 0; 512 else 513 dispparam->curval = 514 (sc->sc_powerstate&PWRSTAT_BACKLIGHT) ? 1: 0; 515 VPRINTF("ioctl: GET:BACKLIGHT:%d(%s)\n", 516 dispparam->curval, 517 sc->sc_max_brightness > 0? "brightness": "light"); 518 return 0; 519 break; 520 case WSDISPLAYIO_PARAM_CONTRAST: 521 VPRINTF("ioctl: GET:CONTRAST\n"); 522 mq200_init_contrast(sc, 0); 523 if (sc->sc_max_contrast > 0) { 524 dispparam->min = 0; 525 dispparam->max = sc->sc_max_contrast; 526 dispparam->curval = sc->sc_contrast; 527 VPRINTF("ioctl: GET:CONTRAST max=%d, current=%d\n", sc->sc_max_contrast, sc->sc_contrast); 528 return 0; 529 } else { 530 VPRINTF("ioctl: GET:CONTRAST EINVAL\n"); 531 return (EINVAL); 532 } 533 break; 534 case WSDISPLAYIO_PARAM_BRIGHTNESS: 535 VPRINTF("ioctl: GET:BRIGHTNESS\n"); 536 mq200_init_brightness(sc, 0); 537 if (sc->sc_max_brightness > 0) { 538 dispparam->min = 0; 539 dispparam->max = sc->sc_max_brightness; 540 dispparam->curval = sc->sc_brightness; 541 VPRINTF("ioctl: GET:BRIGHTNESS max=%d, current=%d\n", sc->sc_max_brightness, sc->sc_brightness); 542 return 0; 543 } else { 544 VPRINTF("ioctl: GET:BRIGHTNESS EINVAL\n"); 545 return (EINVAL); 546 } 547 return (EINVAL); 548 default: 549 return (EINVAL); 550 } 551 return (0); 552 553 case WSDISPLAYIO_SETPARAM: 554 dispparam = (struct wsdisplay_param*)data; 555 switch (dispparam->param) { 556 case WSDISPLAYIO_PARAM_BACKLIGHT: 557 VPRINTF("ioctl: SET:BACKLIGHT\n"); 558 if (dispparam->curval < 0 || 559 1 < dispparam->curval) 560 return (EINVAL); 561 mq200_init_brightness(sc, 0); 562 VPRINTF("ioctl: SET:max brightness=%d\n", sc->sc_max_brightness); 563 if (sc->sc_max_brightness > 0) { /* dimmer */ 564 if (dispparam->curval == 0){ 565 sc->sc_brightness_save = sc->sc_brightness; 566 mq200_set_brightness(sc, 0); /* min */ 567 } else { 568 if (sc->sc_brightness_save == 0) 569 sc->sc_brightness_save = sc->sc_max_brightness; 570 mq200_set_brightness(sc, sc->sc_brightness_save); 571 } 572 VPRINTF("ioctl: SET:BACKLIGHT: brightness=%d\n", sc->sc_brightness); 573 } else { /* off */ 574 if (dispparam->curval == 0) 575 sc->sc_powerstate &= ~PWRSTAT_BACKLIGHT; 576 else 577 sc->sc_powerstate |= PWRSTAT_BACKLIGHT; 578 VPRINTF("ioctl: SET:BACKLIGHT: powerstate %d\n", 579 (sc->sc_powerstate & PWRSTAT_BACKLIGHT)?1:0); 580 mq200_update_powerstate(sc, PWRSTAT_BACKLIGHT); 581 VPRINTF("ioctl: SET:BACKLIGHT:%d\n", 582 (sc->sc_powerstate & PWRSTAT_BACKLIGHT)?1:0); 583 } 584 return 0; 585 break; 586 case WSDISPLAYIO_PARAM_CONTRAST: 587 VPRINTF("ioctl: SET:CONTRAST\n"); 588 mq200_init_contrast(sc, 0); 589 if (dispparam->curval < 0 || 590 sc->sc_max_contrast < dispparam->curval) 591 return (EINVAL); 592 if (sc->sc_max_contrast > 0) { 593 int org = sc->sc_contrast; 594 mq200_set_contrast(sc, dispparam->curval); 595 VPRINTF("ioctl: SET:CONTRAST org=%d, current=%d\n", org, sc->sc_contrast); 596 VPRINTF("ioctl: SETPARAM:CONTRAST org=%d, current=%d\n", org, sc->sc_contrast); 597 return 0; 598 } else { 599 VPRINTF("ioctl: SET:CONTRAST EINVAL\n"); 600 return (EINVAL); 601 } 602 break; 603 case WSDISPLAYIO_PARAM_BRIGHTNESS: 604 VPRINTF("ioctl: SET:BRIGHTNESS\n"); 605 mq200_init_brightness(sc, 0); 606 if (dispparam->curval < 0 || 607 sc->sc_max_brightness < dispparam->curval) 608 return (EINVAL); 609 if (sc->sc_max_brightness > 0) { 610 int org = sc->sc_brightness; 611 mq200_set_brightness(sc, dispparam->curval); 612 VPRINTF("ioctl: SET:BRIGHTNESS org=%d, current=%d\n", org, sc->sc_brightness); 613 return 0; 614 } else { 615 VPRINTF("ioctl: SET:BRIGHTNESS EINVAL\n"); 616 return (EINVAL); 617 } 618 break; 619 default: 620 return (EINVAL); 621 } 622 return (0); 623 624 case HPCFBIO_GCONF: 625 fbconf = (struct hpcfb_fbconf *)data; 626 if (fbconf->hf_conf_index != 0 && 627 fbconf->hf_conf_index != HPCFB_CURRENT_CONFIG) { 628 return (EINVAL); 629 } 630 *fbconf = sc->sc_fbconf; /* structure assignment */ 631 return (0); 632 case HPCFBIO_SCONF: 633 fbconf = (struct hpcfb_fbconf *)data; 634 if (fbconf->hf_conf_index != 0 && 635 fbconf->hf_conf_index != HPCFB_CURRENT_CONFIG) { 636 return (EINVAL); 637 } 638 /* 639 * nothing to do because we have only one configration 640 */ 641 return (0); 642 case HPCFBIO_GDSPCONF: 643 dspconf = (struct hpcfb_dspconf *)data; 644 if ((dspconf->hd_unit_index != 0 && 645 dspconf->hd_unit_index != HPCFB_CURRENT_UNIT) || 646 (dspconf->hd_conf_index != 0 && 647 dspconf->hd_conf_index != HPCFB_CURRENT_CONFIG)) { 648 return (EINVAL); 649 } 650 *dspconf = sc->sc_dspconf; /* structure assignment */ 651 return (0); 652 case HPCFBIO_SDSPCONF: 653 dspconf = (struct hpcfb_dspconf *)data; 654 if ((dspconf->hd_unit_index != 0 && 655 dspconf->hd_unit_index != HPCFB_CURRENT_UNIT) || 656 (dspconf->hd_conf_index != 0 && 657 dspconf->hd_conf_index != HPCFB_CURRENT_CONFIG)) { 658 return (EINVAL); 659 } 660 /* 661 * nothing to do 662 * because we have only one unit and one configration 663 */ 664 return (0); 665 case HPCFBIO_GOP: 666 case HPCFBIO_SOP: 667 /* 668 * curently not implemented... 669 */ 670 return (EINVAL); 671 } 672 673 return (ENOTTY); 674 } 675 676 paddr_t 677 mq200_mmap(ctx, offset, prot) 678 void *ctx; 679 off_t offset; 680 int prot; 681 { 682 struct mq200_softc *sc = (struct mq200_softc *)ctx; 683 684 if (offset < 0 || MQ200_MAPSIZE <= offset) 685 return -1; 686 687 return mips_btop(sc->sc_baseaddr + offset); 688 } 689 690 691 void 692 mq200_init_backlight(sc, inattach) 693 struct mq200_softc *sc; 694 int inattach; 695 { 696 int val = -1; 697 698 if (sc->sc_lcd_inited&BACKLIGHT_INITED) 699 return; 700 701 if (config_hook_call(CONFIG_HOOK_GET, 702 CONFIG_HOOK_POWER_LCDLIGHT, &val) != -1) { 703 /* we can get real light state */ 704 VPRINTF("init_backlight: real backlight=%d\n", val); 705 if (val == 0) 706 sc->sc_powerstate &= ~PWRSTAT_BACKLIGHT; 707 else 708 sc->sc_powerstate |= PWRSTAT_BACKLIGHT; 709 sc->sc_lcd_inited |= BACKLIGHT_INITED; 710 } else if (inattach) { 711 /* 712 we cannot get real light state in attach time 713 because light device not yet attached. 714 we will retry in !inattach. 715 temporary assume light is on. 716 */ 717 sc->sc_powerstate |= PWRSTAT_BACKLIGHT; 718 } else { 719 /* we cannot get real light state, so work by myself state */ 720 sc->sc_lcd_inited |= BACKLIGHT_INITED; 721 } 722 } 723 724 void 725 mq200_init_brightness(sc, inattach) 726 struct mq200_softc *sc; 727 int inattach; 728 { 729 int val = -1; 730 731 if (sc->sc_lcd_inited&BRIGHTNESS_INITED) 732 return; 733 734 VPRINTF("init_brightness\n"); 735 if (config_hook_call(CONFIG_HOOK_GET, 736 CONFIG_HOOK_BRIGHTNESS_MAX, &val) != -1) { 737 /* we can get real brightness max */ 738 VPRINTF("init_brightness: real brightness max=%d\n", val); 739 sc->sc_max_brightness = val; 740 val = -1; 741 if (config_hook_call(CONFIG_HOOK_GET, 742 CONFIG_HOOK_BRIGHTNESS, &val) != -1) { 743 /* we can get real brightness */ 744 VPRINTF("init_brightness: real brightness=%d\n", val); 745 sc->sc_brightness_save = sc->sc_brightness = val; 746 } else { 747 sc->sc_brightness_save = 748 sc->sc_brightness = sc->sc_max_brightness; 749 } 750 sc->sc_lcd_inited |= BRIGHTNESS_INITED; 751 } else if (inattach) { 752 /* 753 we cannot get real brightness in attach time 754 because brightness device not yet attached. 755 we will retry in !inattach. 756 */ 757 sc->sc_max_brightness = -1; 758 sc->sc_brightness = -1; 759 sc->sc_brightness_save = -1; 760 } else { 761 /* we cannot get real brightness */ 762 sc->sc_lcd_inited |= BRIGHTNESS_INITED; 763 } 764 765 return; 766 } 767 768 769 void 770 mq200_init_contrast(sc, inattach) 771 struct mq200_softc *sc; 772 int inattach; 773 { 774 int val = -1; 775 776 if (sc->sc_lcd_inited&CONTRAST_INITED) 777 return; 778 779 VPRINTF("init_contrast\n"); 780 if (config_hook_call(CONFIG_HOOK_GET, 781 CONFIG_HOOK_CONTRAST_MAX, &val) != -1) { 782 /* we can get real contrast max */ 783 VPRINTF("init_contrast: real contrast max=%d\n", val); 784 sc->sc_max_contrast = val; 785 val = -1; 786 if (config_hook_call(CONFIG_HOOK_GET, 787 CONFIG_HOOK_CONTRAST, &val) != -1) { 788 /* we can get real contrast */ 789 VPRINTF("init_contrast: real contrast=%d\n", val); 790 sc->sc_contrast = val; 791 } else { 792 sc->sc_contrast = sc->sc_max_contrast; 793 } 794 sc->sc_lcd_inited |= CONTRAST_INITED; 795 } else if (inattach) { 796 /* 797 we cannot get real contrast in attach time 798 because contrast device not yet attached. 799 we will retry in !inattach. 800 */ 801 sc->sc_max_contrast = -1; 802 sc->sc_contrast = -1; 803 } else { 804 /* we cannot get real contrast */ 805 sc->sc_lcd_inited |= CONTRAST_INITED; 806 } 807 808 return; 809 } 810 811 812 void 813 mq200_set_brightness(sc, val) 814 struct mq200_softc *sc; 815 int val; 816 { 817 sc->sc_brightness = val; 818 819 config_hook_call(CONFIG_HOOK_SET, CONFIG_HOOK_BRIGHTNESS, &val); 820 if (config_hook_call(CONFIG_HOOK_GET, 821 CONFIG_HOOK_BRIGHTNESS, &val) != -1) { 822 sc->sc_brightness = val; 823 } 824 } 825 826 void 827 mq200_set_contrast(sc, val) 828 struct mq200_softc *sc; 829 int val; 830 { 831 sc->sc_contrast = val; 832 833 config_hook_call(CONFIG_HOOK_SET, CONFIG_HOOK_CONTRAST, &val); 834 if (config_hook_call(CONFIG_HOOK_GET, 835 CONFIG_HOOK_CONTRAST, &val) != -1) { 836 sc->sc_contrast = val; 837 } 838 } 839
Indexes created Tue Oct 07 21:09:53 GMT 2025