1/* $NetBSD: nouveau_dispnv04_tvnv17.c,v 1.5 2021/12/18 23:45:32 riastradh Exp $ */ 2 3/* 4 * Copyright (C) 2009 Francisco Jerez. 5 * All Rights Reserved. 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining 8 * a copy of this software and associated documentation files (the 9 * "Software"), to deal in the Software without restriction, including 10 * without limitation the rights to use, copy, modify, merge, publish, 11 * distribute, sublicense, and/or sell copies of the Software, and to 12 * permit persons to whom the Software is furnished to do so, subject to 13 * the following conditions: 14 * 15 * The above copyright notice and this permission notice (including the 16 * next paragraph) shall be included in all copies or substantial 17 * portions of the Software. 18 * 19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 22 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 23 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 24 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 25 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 26 * 27 */ 28 29#include <sys/cdefs.h> 30__KERNEL_RCSID(0, "$NetBSD: nouveau_dispnv04_tvnv17.c,v 1.5 2021/12/18 23:45:32 riastradh Exp $"); 31 32#include <drm/drm_crtc_helper.h> 33#include <drm/drm_probe_helper.h> 34#include "nouveau_drv.h" 35#include "nouveau_reg.h" 36#include "nouveau_encoder.h" 37#include "nouveau_connector.h" 38#include "nouveau_crtc.h" 39#include "hw.h" 40#include "tvnv17.h" 41 42MODULE_PARM_DESC(tv_norm, "Default TV norm.\n" 43 "\t\tSupported: PAL, PAL-M, PAL-N, PAL-Nc, NTSC-M, NTSC-J,\n" 44 "\t\t\thd480i, hd480p, hd576i, hd576p, hd720p, hd1080i.\n" 45 "\t\tDefault: PAL\n" 46 "\t\t*NOTE* Ignored for cards with external TV encoders."); 47static char *nouveau_tv_norm; 48module_param_named(tv_norm, nouveau_tv_norm, charp, 0400); 49 50static uint32_t nv42_tv_sample_load(struct drm_encoder *encoder) 51{ 52 struct drm_device *dev = encoder->dev; 53 struct nouveau_drm *drm = nouveau_drm(dev); 54 struct nvkm_gpio *gpio = nvxx_gpio(&drm->client.device); 55 uint32_t testval, regoffset = nv04_dac_output_offset(encoder); 56 uint32_t gpio0, gpio1, fp_htotal, fp_hsync_start, fp_hsync_end, 57 fp_control, test_ctrl, dacclk, ctv_14, ctv_1c, ctv_6c; 58 uint32_t sample = 0; 59 int head; 60 61#define RGB_TEST_DATA(r, g, b) (r << 0 | g << 10 | b << 20) 62 testval = RGB_TEST_DATA(0x82, 0xeb, 0x82); 63 if (drm->vbios.tvdactestval) 64 testval = drm->vbios.tvdactestval; 65 66 dacclk = NVReadRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset); 67 head = (dacclk & 0x100) >> 8; 68 69 /* Save the previous state. */ 70 gpio1 = nvkm_gpio_get(gpio, 0, DCB_GPIO_TVDAC1, 0xff); 71 gpio0 = nvkm_gpio_get(gpio, 0, DCB_GPIO_TVDAC0, 0xff); 72 fp_htotal = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL); 73 fp_hsync_start = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START); 74 fp_hsync_end = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END); 75 fp_control = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL); 76 test_ctrl = NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset); 77 ctv_1c = NVReadRAMDAC(dev, head, 0x680c1c); 78 ctv_14 = NVReadRAMDAC(dev, head, 0x680c14); 79 ctv_6c = NVReadRAMDAC(dev, head, 0x680c6c); 80 81 /* Prepare the DAC for load detection. */ 82 nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC1, 0xff, true); 83 nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC0, 0xff, true); 84 85 NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL, 1343); 86 NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START, 1047); 87 NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END, 1183); 88 NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL, 89 NV_PRAMDAC_FP_TG_CONTROL_DISPEN_POS | 90 NV_PRAMDAC_FP_TG_CONTROL_WIDTH_12 | 91 NV_PRAMDAC_FP_TG_CONTROL_READ_PROG | 92 NV_PRAMDAC_FP_TG_CONTROL_HSYNC_POS | 93 NV_PRAMDAC_FP_TG_CONTROL_VSYNC_POS); 94 95 NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset, 0); 96 97 NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset, 98 (dacclk & ~0xff) | 0x22); 99 msleep(1); 100 NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset, 101 (dacclk & ~0xff) | 0x21); 102 103 NVWriteRAMDAC(dev, head, 0x680c1c, 1 << 20); 104 NVWriteRAMDAC(dev, head, 0x680c14, 4 << 16); 105 106 /* Sample pin 0x4 (usually S-video luma). */ 107 NVWriteRAMDAC(dev, head, 0x680c6c, testval >> 10 & 0x3ff); 108 msleep(20); 109 sample |= NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset) 110 & 0x4 << 28; 111 112 /* Sample the remaining pins. */ 113 NVWriteRAMDAC(dev, head, 0x680c6c, testval & 0x3ff); 114 msleep(20); 115 sample |= NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset) 116 & 0xa << 28; 117 118 /* Restore the previous state. */ 119 NVWriteRAMDAC(dev, head, 0x680c1c, ctv_1c); 120 NVWriteRAMDAC(dev, head, 0x680c14, ctv_14); 121 NVWriteRAMDAC(dev, head, 0x680c6c, ctv_6c); 122 NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset, dacclk); 123 NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset, test_ctrl); 124 NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL, fp_control); 125 NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END, fp_hsync_end); 126 NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START, fp_hsync_start); 127 NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL, fp_htotal); 128 nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC1, 0xff, gpio1); 129 nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC0, 0xff, gpio0); 130 131 return sample; 132} 133 134static bool 135get_tv_detect_quirks(struct drm_device *dev, uint32_t *pin_mask) 136{ 137 struct nouveau_drm *drm = nouveau_drm(dev); 138 struct nvkm_device *device = nvxx_device(&drm->client.device); 139 140 if (device->quirk && device->quirk->tv_pin_mask) { 141 *pin_mask = device->quirk->tv_pin_mask; 142 return false; 143 } 144 145 return true; 146} 147 148static enum drm_connector_status 149nv17_tv_detect(struct drm_encoder *encoder, struct drm_connector *connector) 150{ 151 struct drm_device *dev = encoder->dev; 152 struct nouveau_drm *drm = nouveau_drm(dev); 153 struct drm_mode_config *conf = &dev->mode_config; 154 struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder); 155 struct dcb_output *dcb = tv_enc->base.dcb; 156 bool reliable = get_tv_detect_quirks(dev, &tv_enc->pin_mask); 157 158 if (nv04_dac_in_use(encoder)) 159 return connector_status_disconnected; 160 161 if (reliable) { 162 if (drm->client.device.info.chipset == 0x42 || 163 drm->client.device.info.chipset == 0x43) 164 tv_enc->pin_mask = 165 nv42_tv_sample_load(encoder) >> 28 & 0xe; 166 else 167 tv_enc->pin_mask = 168 nv17_dac_sample_load(encoder) >> 28 & 0xe; 169 } 170 171 switch (tv_enc->pin_mask) { 172 case 0x2: 173 case 0x4: 174 tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Composite; 175 break; 176 case 0xc: 177 tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_SVIDEO; 178 break; 179 case 0xe: 180 if (dcb->tvconf.has_component_output) 181 tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Component; 182 else 183 tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_SCART; 184 break; 185 default: 186 tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Unknown; 187 break; 188 } 189 190 drm_object_property_set_value(&connector->base, 191 conf->tv_subconnector_property, 192 tv_enc->subconnector); 193 194 if (!reliable) { 195 return connector_status_unknown; 196 } else if (tv_enc->subconnector) { 197 NV_INFO(drm, "Load detected on output %c\n", 198 '@' + ffs(dcb->or)); 199 return connector_status_connected; 200 } else { 201 return connector_status_disconnected; 202 } 203} 204 205static int nv17_tv_get_ld_modes(struct drm_encoder *encoder, 206 struct drm_connector *connector) 207{ 208 const struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder); 209 const struct drm_display_mode *tv_mode; 210 int n = 0; 211 212 for (tv_mode = nv17_tv_modes; tv_mode->hdisplay; tv_mode++) { 213 struct drm_display_mode *mode; 214 215 mode = drm_mode_duplicate(encoder->dev, tv_mode); 216 217 mode->clock = tv_norm->tv_enc_mode.vrefresh * 218 mode->htotal / 1000 * 219 mode->vtotal / 1000; 220 221 if (mode->flags & DRM_MODE_FLAG_DBLSCAN) 222 mode->clock *= 2; 223 224 if (mode->hdisplay == tv_norm->tv_enc_mode.hdisplay && 225 mode->vdisplay == tv_norm->tv_enc_mode.vdisplay) 226 mode->type |= DRM_MODE_TYPE_PREFERRED; 227 228 drm_mode_probed_add(connector, mode); 229 n++; 230 } 231 232 return n; 233} 234 235static int nv17_tv_get_hd_modes(struct drm_encoder *encoder, 236 struct drm_connector *connector) 237{ 238 const struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder); 239 const struct drm_display_mode *output_mode = &tv_norm->ctv_enc_mode.mode; 240 struct drm_display_mode *mode; 241 const struct { 242 int hdisplay; 243 int vdisplay; 244 } modes[] = { 245 { 640, 400 }, 246 { 640, 480 }, 247 { 720, 480 }, 248 { 720, 576 }, 249 { 800, 600 }, 250 { 1024, 768 }, 251 { 1280, 720 }, 252 { 1280, 1024 }, 253 { 1920, 1080 } 254 }; 255 int i, n = 0; 256 257 for (i = 0; i < ARRAY_SIZE(modes); i++) { 258 if (modes[i].hdisplay > output_mode->hdisplay || 259 modes[i].vdisplay > output_mode->vdisplay) 260 continue; 261 262 if (modes[i].hdisplay == output_mode->hdisplay && 263 modes[i].vdisplay == output_mode->vdisplay) { 264 mode = drm_mode_duplicate(encoder->dev, output_mode); 265 mode->type |= DRM_MODE_TYPE_PREFERRED; 266 267 } else { 268 mode = drm_cvt_mode(encoder->dev, modes[i].hdisplay, 269 modes[i].vdisplay, 60, false, 270 (output_mode->flags & 271 DRM_MODE_FLAG_INTERLACE), false); 272 } 273 274 /* CVT modes are sometimes unsuitable... */ 275 if (output_mode->hdisplay <= 720 276 || output_mode->hdisplay >= 1920) { 277 mode->htotal = output_mode->htotal; 278 mode->hsync_start = (mode->hdisplay + (mode->htotal 279 - mode->hdisplay) * 9 / 10) & ~7; 280 mode->hsync_end = mode->hsync_start + 8; 281 } 282 283 if (output_mode->vdisplay >= 1024) { 284 mode->vtotal = output_mode->vtotal; 285 mode->vsync_start = output_mode->vsync_start; 286 mode->vsync_end = output_mode->vsync_end; 287 } 288 289 mode->type |= DRM_MODE_TYPE_DRIVER; 290 drm_mode_probed_add(connector, mode); 291 n++; 292 } 293 294 return n; 295} 296 297static int nv17_tv_get_modes(struct drm_encoder *encoder, 298 struct drm_connector *connector) 299{ 300 const struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder); 301 302 if (tv_norm->kind == CTV_ENC_MODE) 303 return nv17_tv_get_hd_modes(encoder, connector); 304 else 305 return nv17_tv_get_ld_modes(encoder, connector); 306} 307 308static int nv17_tv_mode_valid(struct drm_encoder *encoder, 309 struct drm_display_mode *mode) 310{ 311 const struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder); 312 313 if (tv_norm->kind == CTV_ENC_MODE) { 314 const struct drm_display_mode *output_mode = 315 &tv_norm->ctv_enc_mode.mode; 316 317 if (mode->clock > 400000) 318 return MODE_CLOCK_HIGH; 319 320 if (mode->hdisplay > output_mode->hdisplay || 321 mode->vdisplay > output_mode->vdisplay) 322 return MODE_BAD; 323 324 if ((mode->flags & DRM_MODE_FLAG_INTERLACE) != 325 (output_mode->flags & DRM_MODE_FLAG_INTERLACE)) 326 return MODE_NO_INTERLACE; 327 328 if (mode->flags & DRM_MODE_FLAG_DBLSCAN) 329 return MODE_NO_DBLESCAN; 330 331 } else { 332 const int vsync_tolerance = 600; 333 334 if (mode->clock > 70000) 335 return MODE_CLOCK_HIGH; 336 337 if (abs(drm_mode_vrefresh(mode) * 1000 - 338 tv_norm->tv_enc_mode.vrefresh) > vsync_tolerance) 339 return MODE_VSYNC; 340 341 /* The encoder takes care of the actual interlacing */ 342 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 343 return MODE_NO_INTERLACE; 344 } 345 346 return MODE_OK; 347} 348 349static bool nv17_tv_mode_fixup(struct drm_encoder *encoder, 350 const struct drm_display_mode *mode, 351 struct drm_display_mode *adjusted_mode) 352{ 353 const struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder); 354 355 if (nv04_dac_in_use(encoder)) 356 return false; 357 358 if (tv_norm->kind == CTV_ENC_MODE) 359 adjusted_mode->clock = tv_norm->ctv_enc_mode.mode.clock; 360 else 361 adjusted_mode->clock = 90000; 362 363 return true; 364} 365 366static void nv17_tv_dpms(struct drm_encoder *encoder, int mode) 367{ 368 struct drm_device *dev = encoder->dev; 369 struct nouveau_drm *drm = nouveau_drm(dev); 370 struct nvkm_gpio *gpio = nvxx_gpio(&drm->client.device); 371 struct nv17_tv_state *regs = &to_tv_enc(encoder)->state; 372 const struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder); 373 374 if (nouveau_encoder(encoder)->last_dpms == mode) 375 return; 376 nouveau_encoder(encoder)->last_dpms = mode; 377 378 NV_INFO(drm, "Setting dpms mode %d on TV encoder (output %d)\n", 379 mode, nouveau_encoder(encoder)->dcb->index); 380 381 regs->ptv_200 &= ~1; 382 383 if (tv_norm->kind == CTV_ENC_MODE) { 384 nv04_dfp_update_fp_control(encoder, mode); 385 386 } else { 387 nv04_dfp_update_fp_control(encoder, DRM_MODE_DPMS_OFF); 388 389 if (mode == DRM_MODE_DPMS_ON) 390 regs->ptv_200 |= 1; 391 } 392 393 nv_load_ptv(dev, regs, 200); 394 395 nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC1, 0xff, mode == DRM_MODE_DPMS_ON); 396 nvkm_gpio_set(gpio, 0, DCB_GPIO_TVDAC0, 0xff, mode == DRM_MODE_DPMS_ON); 397 398 nv04_dac_update_dacclk(encoder, mode == DRM_MODE_DPMS_ON); 399} 400 401static void nv17_tv_prepare(struct drm_encoder *encoder) 402{ 403 struct drm_device *dev = encoder->dev; 404 struct nouveau_drm *drm = nouveau_drm(dev); 405 const struct drm_encoder_helper_funcs *helper = encoder->helper_private; 406 const struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder); 407 int head = nouveau_crtc(encoder->crtc)->index; 408 uint8_t *cr_lcd = &nv04_display(dev)->mode_reg.crtc_reg[head].CRTC[ 409 NV_CIO_CRE_LCD__INDEX]; 410 uint32_t dacclk_off = NV_PRAMDAC_DACCLK + 411 nv04_dac_output_offset(encoder); 412 uint32_t dacclk; 413 414 helper->dpms(encoder, DRM_MODE_DPMS_OFF); 415 416 nv04_dfp_disable(dev, head); 417 418 /* Unbind any FP encoders from this head if we need the FP 419 * stuff enabled. */ 420 if (tv_norm->kind == CTV_ENC_MODE) { 421 struct drm_encoder *enc; 422 423 list_for_each_entry(enc, &dev->mode_config.encoder_list, head) { 424 struct dcb_output *dcb = nouveau_encoder(enc)->dcb; 425 426 if ((dcb->type == DCB_OUTPUT_TMDS || 427 dcb->type == DCB_OUTPUT_LVDS) && 428 !enc->crtc && 429 nv04_dfp_get_bound_head(dev, dcb) == head) { 430 nv04_dfp_bind_head(dev, dcb, head ^ 1, 431 drm->vbios.fp.dual_link); 432 } 433 } 434 435 } 436 437 if (tv_norm->kind == CTV_ENC_MODE) 438 *cr_lcd |= 0x1 | (head ? 0x0 : 0x8); 439 440 /* Set the DACCLK register */ 441 dacclk = (NVReadRAMDAC(dev, 0, dacclk_off) & ~0x30) | 0x1; 442 443 if (drm->client.device.info.family == NV_DEVICE_INFO_V0_CURIE) 444 dacclk |= 0x1a << 16; 445 446 if (tv_norm->kind == CTV_ENC_MODE) { 447 dacclk |= 0x20; 448 449 if (head) 450 dacclk |= 0x100; 451 else 452 dacclk &= ~0x100; 453 454 } else { 455 dacclk |= 0x10; 456 457 } 458 459 NVWriteRAMDAC(dev, 0, dacclk_off, dacclk); 460} 461 462static void nv17_tv_mode_set(struct drm_encoder *encoder, 463 struct drm_display_mode *drm_mode, 464 struct drm_display_mode *adjusted_mode) 465{ 466 struct drm_device *dev = encoder->dev; 467 struct nouveau_drm *drm = nouveau_drm(dev); 468 int head = nouveau_crtc(encoder->crtc)->index; 469 struct nv04_crtc_reg *regs = &nv04_display(dev)->mode_reg.crtc_reg[head]; 470 struct nv17_tv_state *tv_regs = &to_tv_enc(encoder)->state; 471 const struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder); 472 int i; 473 474 regs->CRTC[NV_CIO_CRE_53] = 0x40; /* FP_HTIMING */ 475 regs->CRTC[NV_CIO_CRE_54] = 0; /* FP_VTIMING */ 476 regs->ramdac_630 = 0x2; /* turn off green mode (tv test pattern?) */ 477 regs->tv_setup = 1; 478 regs->ramdac_8c0 = 0x0; 479 480 if (tv_norm->kind == TV_ENC_MODE) { 481 tv_regs->ptv_200 = 0x13111100; 482 if (head) 483 tv_regs->ptv_200 |= 0x10; 484 485 tv_regs->ptv_20c = 0x808010; 486 tv_regs->ptv_304 = 0x2d00000; 487 tv_regs->ptv_600 = 0x0; 488 tv_regs->ptv_60c = 0x0; 489 tv_regs->ptv_610 = 0x1e00000; 490 491 if (tv_norm->tv_enc_mode.vdisplay == 576) { 492 tv_regs->ptv_508 = 0x1200000; 493 tv_regs->ptv_614 = 0x33; 494 495 } else if (tv_norm->tv_enc_mode.vdisplay == 480) { 496 tv_regs->ptv_508 = 0xf00000; 497 tv_regs->ptv_614 = 0x13; 498 } 499 500 if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_RANKINE) { 501 tv_regs->ptv_500 = 0xe8e0; 502 tv_regs->ptv_504 = 0x1710; 503 tv_regs->ptv_604 = 0x0; 504 tv_regs->ptv_608 = 0x0; 505 } else { 506 if (tv_norm->tv_enc_mode.vdisplay == 576) { 507 tv_regs->ptv_604 = 0x20; 508 tv_regs->ptv_608 = 0x10; 509 tv_regs->ptv_500 = 0x19710; 510 tv_regs->ptv_504 = 0x68f0; 511 512 } else if (tv_norm->tv_enc_mode.vdisplay == 480) { 513 tv_regs->ptv_604 = 0x10; 514 tv_regs->ptv_608 = 0x20; 515 tv_regs->ptv_500 = 0x4b90; 516 tv_regs->ptv_504 = 0x1b480; 517 } 518 } 519 520 for (i = 0; i < 0x40; i++) 521 tv_regs->tv_enc[i] = tv_norm->tv_enc_mode.tv_enc[i]; 522 523 } else { 524 const struct drm_display_mode *output_mode = 525 &tv_norm->ctv_enc_mode.mode; 526 527 /* The registers in PRAMDAC+0xc00 control some timings and CSC 528 * parameters for the CTV encoder (It's only used for "HD" TV 529 * modes, I don't think I have enough working to guess what 530 * they exactly mean...), it's probably connected at the 531 * output of the FP encoder, but it also needs the analog 532 * encoder in its OR enabled and routed to the head it's 533 * using. It's enabled with the DACCLK register, bits [5:4]. 534 */ 535 for (i = 0; i < 38; i++) 536 regs->ctv_regs[i] = tv_norm->ctv_enc_mode.ctv_regs[i]; 537 538 regs->fp_horiz_regs[FP_DISPLAY_END] = output_mode->hdisplay - 1; 539 regs->fp_horiz_regs[FP_TOTAL] = output_mode->htotal - 1; 540 regs->fp_horiz_regs[FP_SYNC_START] = 541 output_mode->hsync_start - 1; 542 regs->fp_horiz_regs[FP_SYNC_END] = output_mode->hsync_end - 1; 543 regs->fp_horiz_regs[FP_CRTC] = output_mode->hdisplay + 544 max((output_mode->hdisplay-600)/40 - 1, 1); 545 546 regs->fp_vert_regs[FP_DISPLAY_END] = output_mode->vdisplay - 1; 547 regs->fp_vert_regs[FP_TOTAL] = output_mode->vtotal - 1; 548 regs->fp_vert_regs[FP_SYNC_START] = 549 output_mode->vsync_start - 1; 550 regs->fp_vert_regs[FP_SYNC_END] = output_mode->vsync_end - 1; 551 regs->fp_vert_regs[FP_CRTC] = output_mode->vdisplay - 1; 552 553 regs->fp_control = NV_PRAMDAC_FP_TG_CONTROL_DISPEN_POS | 554 NV_PRAMDAC_FP_TG_CONTROL_READ_PROG | 555 NV_PRAMDAC_FP_TG_CONTROL_WIDTH_12; 556 557 if (output_mode->flags & DRM_MODE_FLAG_PVSYNC) 558 regs->fp_control |= NV_PRAMDAC_FP_TG_CONTROL_VSYNC_POS; 559 if (output_mode->flags & DRM_MODE_FLAG_PHSYNC) 560 regs->fp_control |= NV_PRAMDAC_FP_TG_CONTROL_HSYNC_POS; 561 562 regs->fp_debug_0 = NV_PRAMDAC_FP_DEBUG_0_YWEIGHT_ROUND | 563 NV_PRAMDAC_FP_DEBUG_0_XWEIGHT_ROUND | 564 NV_PRAMDAC_FP_DEBUG_0_YINTERP_BILINEAR | 565 NV_PRAMDAC_FP_DEBUG_0_XINTERP_BILINEAR | 566 NV_RAMDAC_FP_DEBUG_0_TMDS_ENABLED | 567 NV_PRAMDAC_FP_DEBUG_0_YSCALE_ENABLE | 568 NV_PRAMDAC_FP_DEBUG_0_XSCALE_ENABLE; 569 570 regs->fp_debug_2 = 0; 571 572 regs->fp_margin_color = 0x801080; 573 574 } 575} 576 577static void nv17_tv_commit(struct drm_encoder *encoder) 578{ 579 struct drm_device *dev = encoder->dev; 580 struct nouveau_drm *drm = nouveau_drm(dev); 581 struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); 582 struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); 583 const struct drm_encoder_helper_funcs *helper = encoder->helper_private; 584 585 if (get_tv_norm(encoder)->kind == TV_ENC_MODE) { 586 nv17_tv_update_rescaler(encoder); 587 nv17_tv_update_properties(encoder); 588 } else { 589 nv17_ctv_update_rescaler(encoder); 590 } 591 592 nv17_tv_state_load(dev, &to_tv_enc(encoder)->state); 593 594 /* This could use refinement for flatpanels, but it should work */ 595 if (drm->client.device.info.chipset < 0x44) 596 NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + 597 nv04_dac_output_offset(encoder), 598 0xf0000000); 599 else 600 NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + 601 nv04_dac_output_offset(encoder), 602 0x00100000); 603 604 helper->dpms(encoder, DRM_MODE_DPMS_ON); 605 606 NV_INFO(drm, "Output %s is running on CRTC %d using output %c\n", 607 nouveau_encoder_connector_get(nv_encoder)->base.name, 608 nv_crtc->index, '@' + ffs(nv_encoder->dcb->or)); 609} 610 611static void nv17_tv_save(struct drm_encoder *encoder) 612{ 613 struct drm_device *dev = encoder->dev; 614 struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder); 615 616 nouveau_encoder(encoder)->restore.output = 617 NVReadRAMDAC(dev, 0, 618 NV_PRAMDAC_DACCLK + 619 nv04_dac_output_offset(encoder)); 620 621 nv17_tv_state_save(dev, &tv_enc->saved_state); 622 623 tv_enc->state.ptv_200 = tv_enc->saved_state.ptv_200; 624} 625 626static void nv17_tv_restore(struct drm_encoder *encoder) 627{ 628 struct drm_device *dev = encoder->dev; 629 630 NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + 631 nv04_dac_output_offset(encoder), 632 nouveau_encoder(encoder)->restore.output); 633 634 nv17_tv_state_load(dev, &to_tv_enc(encoder)->saved_state); 635 636 nouveau_encoder(encoder)->last_dpms = NV_DPMS_CLEARED; 637} 638 639static int nv17_tv_create_resources(struct drm_encoder *encoder, 640 struct drm_connector *connector) 641{ 642 struct drm_device *dev = encoder->dev; 643 struct nouveau_drm *drm = nouveau_drm(dev); 644 struct drm_mode_config *conf = &dev->mode_config; 645 struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder); 646 struct dcb_output *dcb = nouveau_encoder(encoder)->dcb; 647 int num_tv_norms = dcb->tvconf.has_component_output ? NUM_TV_NORMS : 648 NUM_LD_TV_NORMS; 649 int i; 650 651 if (nouveau_tv_norm) { 652 i = match_string(nv17_tv_norm_names, num_tv_norms, 653 nouveau_tv_norm); 654 if (i < 0) 655 NV_WARN(drm, "Invalid TV norm setting \"%s\"\n", 656 nouveau_tv_norm); 657 else 658 tv_enc->tv_norm = i; 659 } 660 661 drm_mode_create_tv_properties(dev, num_tv_norms, nv17_tv_norm_names); 662 663 drm_object_attach_property(&connector->base, 664 conf->tv_select_subconnector_property, 665 tv_enc->select_subconnector); 666 drm_object_attach_property(&connector->base, 667 conf->tv_subconnector_property, 668 tv_enc->subconnector); 669 drm_object_attach_property(&connector->base, 670 conf->tv_mode_property, 671 tv_enc->tv_norm); 672 drm_object_attach_property(&connector->base, 673 conf->tv_flicker_reduction_property, 674 tv_enc->flicker); 675 drm_object_attach_property(&connector->base, 676 conf->tv_saturation_property, 677 tv_enc->saturation); 678 drm_object_attach_property(&connector->base, 679 conf->tv_hue_property, 680 tv_enc->hue); 681 drm_object_attach_property(&connector->base, 682 conf->tv_overscan_property, 683 tv_enc->overscan); 684 685 return 0; 686} 687 688static int nv17_tv_set_property(struct drm_encoder *encoder, 689 struct drm_connector *connector, 690 struct drm_property *property, 691 uint64_t val) 692{ 693 struct drm_mode_config *conf = &encoder->dev->mode_config; 694 struct drm_crtc *crtc = encoder->crtc; 695 struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder); 696 const struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder); 697 bool modes_changed = false; 698 699 if (property == conf->tv_overscan_property) { 700 tv_enc->overscan = val; 701 if (encoder->crtc) { 702 if (tv_norm->kind == CTV_ENC_MODE) 703 nv17_ctv_update_rescaler(encoder); 704 else 705 nv17_tv_update_rescaler(encoder); 706 } 707 708 } else if (property == conf->tv_saturation_property) { 709 if (tv_norm->kind != TV_ENC_MODE) 710 return -EINVAL; 711 712 tv_enc->saturation = val; 713 nv17_tv_update_properties(encoder); 714 715 } else if (property == conf->tv_hue_property) { 716 if (tv_norm->kind != TV_ENC_MODE) 717 return -EINVAL; 718 719 tv_enc->hue = val; 720 nv17_tv_update_properties(encoder); 721 722 } else if (property == conf->tv_flicker_reduction_property) { 723 if (tv_norm->kind != TV_ENC_MODE) 724 return -EINVAL; 725 726 tv_enc->flicker = val; 727 if (encoder->crtc) 728 nv17_tv_update_rescaler(encoder); 729 730 } else if (property == conf->tv_mode_property) { 731 if (connector->dpms != DRM_MODE_DPMS_OFF) 732 return -EINVAL; 733 734 tv_enc->tv_norm = val; 735 736 modes_changed = true; 737 738 } else if (property == conf->tv_select_subconnector_property) { 739 if (tv_norm->kind != TV_ENC_MODE) 740 return -EINVAL; 741 742 tv_enc->select_subconnector = val; 743 nv17_tv_update_properties(encoder); 744 745 } else { 746 return -EINVAL; 747 } 748 749 if (modes_changed) { 750 drm_helper_probe_single_connector_modes(connector, 0, 0); 751 752 /* Disable the crtc to ensure a full modeset is 753 * performed whenever it's turned on again. */ 754 if (crtc) 755 drm_crtc_helper_set_mode(crtc, &crtc->mode, 756 crtc->x, crtc->y, 757 crtc->primary->fb); 758 } 759 760 return 0; 761} 762 763static void nv17_tv_destroy(struct drm_encoder *encoder) 764{ 765 struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder); 766 767 drm_encoder_cleanup(encoder); 768 kfree(tv_enc); 769} 770 771static const struct drm_encoder_helper_funcs nv17_tv_helper_funcs = { 772 .dpms = nv17_tv_dpms, 773 .mode_fixup = nv17_tv_mode_fixup, 774 .prepare = nv17_tv_prepare, 775 .commit = nv17_tv_commit, 776 .mode_set = nv17_tv_mode_set, 777 .detect = nv17_tv_detect, 778}; 779 780static const struct drm_encoder_slave_funcs nv17_tv_slave_funcs = { 781 .get_modes = nv17_tv_get_modes, 782 .mode_valid = nv17_tv_mode_valid, 783 .create_resources = nv17_tv_create_resources, 784 .set_property = nv17_tv_set_property, 785}; 786 787static const struct drm_encoder_funcs nv17_tv_funcs = { 788 .destroy = nv17_tv_destroy, 789}; 790 791int 792nv17_tv_create(struct drm_connector *connector, struct dcb_output *entry) 793{ 794 struct drm_device *dev = connector->dev; 795 struct drm_encoder *encoder; 796 struct nv17_tv_encoder *tv_enc = NULL; 797 798 tv_enc = kzalloc(sizeof(*tv_enc), GFP_KERNEL); 799 if (!tv_enc) 800 return -ENOMEM; 801 802 tv_enc->overscan = 50; 803 tv_enc->flicker = 50; 804 tv_enc->saturation = 50; 805 tv_enc->hue = 0; 806 tv_enc->tv_norm = TV_NORM_PAL; 807 tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Unknown; 808 tv_enc->select_subconnector = DRM_MODE_SUBCONNECTOR_Automatic; 809 tv_enc->pin_mask = 0; 810 811 encoder = to_drm_encoder(&tv_enc->base); 812 813 tv_enc->base.dcb = entry; 814 tv_enc->base.or = ffs(entry->or) - 1; 815 816 drm_encoder_init(dev, encoder, &nv17_tv_funcs, DRM_MODE_ENCODER_TVDAC, 817 NULL); 818 drm_encoder_helper_add(encoder, &nv17_tv_helper_funcs); 819 to_encoder_slave(encoder)->slave_funcs = &nv17_tv_slave_funcs; 820 821 tv_enc->base.enc_save = nv17_tv_save; 822 tv_enc->base.enc_restore = nv17_tv_restore; 823 824 encoder->possible_crtcs = entry->heads; 825 encoder->possible_clones = 0; 826 827 nv17_tv_create_resources(encoder, connector); 828 drm_connector_attach_encoder(connector, encoder); 829 return 0; 830} 831