1 /* 2 * Copyright (c) 2014 The Linux Foundation. All rights reserved. 3 * Copyright (C) 2013 Red Hat 4 * Author: Rob Clark <robdclark@gmail.com> 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 as published by 8 * the Free Software Foundation. 9 * 10 * This program is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13 * more details. 14 * 15 * You should have received a copy of the GNU General Public License along with 16 * this program. If not, see <http://www.gnu.org/licenses/>. 17 */ 18 19 #include <linux/of_irq.h> 20 #include <linux/of_gpio.h> 21 22 #include <sound/hdmi-codec.h> 23 #include "hdmi.h" 24 25 void msm_hdmi_set_mode(struct hdmi *hdmi, bool power_on) 26 { 27 uint32_t ctrl = 0; 28 unsigned long flags; 29 30 spin_lock_irqsave(&hdmi->reg_lock, flags); 31 if (power_on) { 32 ctrl |= HDMI_CTRL_ENABLE; 33 if (!hdmi->hdmi_mode) { 34 ctrl |= HDMI_CTRL_HDMI; 35 hdmi_write(hdmi, REG_HDMI_CTRL, ctrl); 36 ctrl &= ~HDMI_CTRL_HDMI; 37 } else { 38 ctrl |= HDMI_CTRL_HDMI; 39 } 40 } else { 41 ctrl = HDMI_CTRL_HDMI; 42 } 43 44 hdmi_write(hdmi, REG_HDMI_CTRL, ctrl); 45 spin_unlock_irqrestore(&hdmi->reg_lock, flags); 46 DBG("HDMI Core: %s, HDMI_CTRL=0x%08x", 47 power_on ? "Enable" : "Disable", ctrl); 48 } 49 50 static irqreturn_t msm_hdmi_irq(int irq, void *dev_id) 51 { 52 struct hdmi *hdmi = dev_id; 53 54 /* Process HPD: */ 55 msm_hdmi_connector_irq(hdmi->connector); 56 57 /* Process DDC: */ 58 msm_hdmi_i2c_irq(hdmi->i2c); 59 60 /* Process HDCP: */ 61 if (hdmi->hdcp_ctrl) 62 msm_hdmi_hdcp_irq(hdmi->hdcp_ctrl); 63 64 /* TODO audio.. */ 65 66 return IRQ_HANDLED; 67 } 68 69 static void msm_hdmi_destroy(struct hdmi *hdmi) 70 { 71 /* 72 * at this point, hpd has been disabled, 73 * after flush workq, it's safe to deinit hdcp 74 */ 75 if (hdmi->workq) { 76 flush_workqueue(hdmi->workq); 77 destroy_workqueue(hdmi->workq); 78 } 79 msm_hdmi_hdcp_destroy(hdmi); 80 81 if (hdmi->phy_dev) { 82 put_device(hdmi->phy_dev); 83 hdmi->phy = NULL; 84 hdmi->phy_dev = NULL; 85 } 86 87 if (hdmi->i2c) 88 msm_hdmi_i2c_destroy(hdmi->i2c); 89 90 platform_set_drvdata(hdmi->pdev, NULL); 91 } 92 93 static int msm_hdmi_get_phy(struct hdmi *hdmi) 94 { 95 struct platform_device *pdev = hdmi->pdev; 96 struct platform_device *phy_pdev; 97 struct device_node *phy_node; 98 99 phy_node = of_parse_phandle(pdev->dev.of_node, "phys", 0); 100 if (!phy_node) { 101 dev_err(&pdev->dev, "cannot find phy device\n"); 102 return -ENXIO; 103 } 104 105 phy_pdev = of_find_device_by_node(phy_node); 106 if (phy_pdev) 107 hdmi->phy = platform_get_drvdata(phy_pdev); 108 109 of_node_put(phy_node); 110 111 if (!phy_pdev || !hdmi->phy) { 112 dev_err(&pdev->dev, "phy driver is not ready\n"); 113 return -EPROBE_DEFER; 114 } 115 116 hdmi->phy_dev = get_device(&phy_pdev->dev); 117 118 return 0; 119 } 120 121 /* construct hdmi at bind/probe time, grab all the resources. If 122 * we are to EPROBE_DEFER we want to do it here, rather than later 123 * at modeset_init() time 124 */ 125 static struct hdmi *msm_hdmi_init(struct platform_device *pdev) 126 { 127 struct hdmi_platform_config *config = pdev->dev.platform_data; 128 struct hdmi *hdmi = NULL; 129 struct resource *res; 130 int i, ret; 131 132 hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL); 133 if (!hdmi) { 134 ret = -ENOMEM; 135 goto fail; 136 } 137 138 hdmi->pdev = pdev; 139 hdmi->config = config; 140 spin_lock_init(&hdmi->reg_lock); 141 142 hdmi->mmio = msm_ioremap(pdev, config->mmio_name, "HDMI"); 143 if (IS_ERR(hdmi->mmio)) { 144 ret = PTR_ERR(hdmi->mmio); 145 goto fail; 146 } 147 148 /* HDCP needs physical address of hdmi register */ 149 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, 150 config->mmio_name); 151 hdmi->mmio_phy_addr = res->start; 152 153 hdmi->qfprom_mmio = msm_ioremap(pdev, 154 config->qfprom_mmio_name, "HDMI_QFPROM"); 155 if (IS_ERR(hdmi->qfprom_mmio)) { 156 dev_info(&pdev->dev, "can't find qfprom resource\n"); 157 hdmi->qfprom_mmio = NULL; 158 } 159 160 hdmi->hpd_regs = devm_kzalloc(&pdev->dev, sizeof(hdmi->hpd_regs[0]) * 161 config->hpd_reg_cnt, GFP_KERNEL); 162 if (!hdmi->hpd_regs) { 163 ret = -ENOMEM; 164 goto fail; 165 } 166 for (i = 0; i < config->hpd_reg_cnt; i++) { 167 struct regulator *reg; 168 169 reg = devm_regulator_get(&pdev->dev, 170 config->hpd_reg_names[i]); 171 if (IS_ERR(reg)) { 172 ret = PTR_ERR(reg); 173 dev_err(&pdev->dev, "failed to get hpd regulator: %s (%d)\n", 174 config->hpd_reg_names[i], ret); 175 goto fail; 176 } 177 178 hdmi->hpd_regs[i] = reg; 179 } 180 181 hdmi->pwr_regs = devm_kzalloc(&pdev->dev, sizeof(hdmi->pwr_regs[0]) * 182 config->pwr_reg_cnt, GFP_KERNEL); 183 if (!hdmi->pwr_regs) { 184 ret = -ENOMEM; 185 goto fail; 186 } 187 for (i = 0; i < config->pwr_reg_cnt; i++) { 188 struct regulator *reg; 189 190 reg = devm_regulator_get(&pdev->dev, 191 config->pwr_reg_names[i]); 192 if (IS_ERR(reg)) { 193 ret = PTR_ERR(reg); 194 dev_err(&pdev->dev, "failed to get pwr regulator: %s (%d)\n", 195 config->pwr_reg_names[i], ret); 196 goto fail; 197 } 198 199 hdmi->pwr_regs[i] = reg; 200 } 201 202 hdmi->hpd_clks = devm_kzalloc(&pdev->dev, sizeof(hdmi->hpd_clks[0]) * 203 config->hpd_clk_cnt, GFP_KERNEL); 204 if (!hdmi->hpd_clks) { 205 ret = -ENOMEM; 206 goto fail; 207 } 208 for (i = 0; i < config->hpd_clk_cnt; i++) { 209 struct clk *clk; 210 211 clk = devm_clk_get(&pdev->dev, config->hpd_clk_names[i]); 212 if (IS_ERR(clk)) { 213 ret = PTR_ERR(clk); 214 dev_err(&pdev->dev, "failed to get hpd clk: %s (%d)\n", 215 config->hpd_clk_names[i], ret); 216 goto fail; 217 } 218 219 hdmi->hpd_clks[i] = clk; 220 } 221 222 hdmi->pwr_clks = devm_kzalloc(&pdev->dev, sizeof(hdmi->pwr_clks[0]) * 223 config->pwr_clk_cnt, GFP_KERNEL); 224 if (!hdmi->pwr_clks) { 225 ret = -ENOMEM; 226 goto fail; 227 } 228 for (i = 0; i < config->pwr_clk_cnt; i++) { 229 struct clk *clk; 230 231 clk = devm_clk_get(&pdev->dev, config->pwr_clk_names[i]); 232 if (IS_ERR(clk)) { 233 ret = PTR_ERR(clk); 234 dev_err(&pdev->dev, "failed to get pwr clk: %s (%d)\n", 235 config->pwr_clk_names[i], ret); 236 goto fail; 237 } 238 239 hdmi->pwr_clks[i] = clk; 240 } 241 242 hdmi->workq = alloc_ordered_workqueue("msm_hdmi", 0); 243 244 hdmi->i2c = msm_hdmi_i2c_init(hdmi); 245 if (IS_ERR(hdmi->i2c)) { 246 ret = PTR_ERR(hdmi->i2c); 247 dev_err(&pdev->dev, "failed to get i2c: %d\n", ret); 248 hdmi->i2c = NULL; 249 goto fail; 250 } 251 252 ret = msm_hdmi_get_phy(hdmi); 253 if (ret) { 254 dev_err(&pdev->dev, "failed to get phy\n"); 255 goto fail; 256 } 257 258 hdmi->hdcp_ctrl = msm_hdmi_hdcp_init(hdmi); 259 if (IS_ERR(hdmi->hdcp_ctrl)) { 260 dev_warn(&pdev->dev, "failed to init hdcp: disabled\n"); 261 hdmi->hdcp_ctrl = NULL; 262 } 263 264 return hdmi; 265 266 fail: 267 if (hdmi) 268 msm_hdmi_destroy(hdmi); 269 270 return ERR_PTR(ret); 271 } 272 273 /* Second part of initialization, the drm/kms level modeset_init, 274 * constructs/initializes mode objects, etc, is called from master 275 * driver (not hdmi sub-device's probe/bind!) 276 * 277 * Any resource (regulator/clk/etc) which could be missing at boot 278 * should be handled in msm_hdmi_init() so that failure happens from 279 * hdmi sub-device's probe. 280 */ 281 int msm_hdmi_modeset_init(struct hdmi *hdmi, 282 struct drm_device *dev, struct drm_encoder *encoder) 283 { 284 struct msm_drm_private *priv = dev->dev_private; 285 struct platform_device *pdev = hdmi->pdev; 286 int ret; 287 288 hdmi->dev = dev; 289 hdmi->encoder = encoder; 290 291 hdmi_audio_infoframe_init(&hdmi->audio.infoframe); 292 293 hdmi->bridge = msm_hdmi_bridge_init(hdmi); 294 if (IS_ERR(hdmi->bridge)) { 295 ret = PTR_ERR(hdmi->bridge); 296 dev_err(dev->dev, "failed to create HDMI bridge: %d\n", ret); 297 hdmi->bridge = NULL; 298 goto fail; 299 } 300 301 hdmi->connector = msm_hdmi_connector_init(hdmi); 302 if (IS_ERR(hdmi->connector)) { 303 ret = PTR_ERR(hdmi->connector); 304 dev_err(dev->dev, "failed to create HDMI connector: %d\n", ret); 305 hdmi->connector = NULL; 306 goto fail; 307 } 308 309 hdmi->irq = irq_of_parse_and_map(pdev->dev.of_node, 0); 310 if (hdmi->irq < 0) { 311 ret = hdmi->irq; 312 dev_err(dev->dev, "failed to get irq: %d\n", ret); 313 goto fail; 314 } 315 316 ret = devm_request_irq(&pdev->dev, hdmi->irq, 317 msm_hdmi_irq, IRQF_TRIGGER_HIGH | IRQF_ONESHOT, 318 "hdmi_isr", hdmi); 319 if (ret < 0) { 320 dev_err(dev->dev, "failed to request IRQ%u: %d\n", 321 hdmi->irq, ret); 322 goto fail; 323 } 324 325 encoder->bridge = hdmi->bridge; 326 327 priv->bridges[priv->num_bridges++] = hdmi->bridge; 328 priv->connectors[priv->num_connectors++] = hdmi->connector; 329 330 platform_set_drvdata(pdev, hdmi); 331 332 return 0; 333 334 fail: 335 /* bridge is normally destroyed by drm: */ 336 if (hdmi->bridge) { 337 msm_hdmi_bridge_destroy(hdmi->bridge); 338 hdmi->bridge = NULL; 339 } 340 if (hdmi->connector) { 341 hdmi->connector->funcs->destroy(hdmi->connector); 342 hdmi->connector = NULL; 343 } 344 345 return ret; 346 } 347 348 /* 349 * The hdmi device: 350 */ 351 352 #define HDMI_CFG(item, entry) \ 353 .item ## _names = item ##_names_ ## entry, \ 354 .item ## _cnt = ARRAY_SIZE(item ## _names_ ## entry) 355 356 static const char *pwr_reg_names_none[] = {}; 357 static const char *hpd_reg_names_none[] = {}; 358 359 static struct hdmi_platform_config hdmi_tx_8660_config; 360 361 static const char *hpd_reg_names_8960[] = {"core-vdda", "hdmi-mux"}; 362 static const char *hpd_clk_names_8960[] = {"core_clk", "master_iface_clk", "slave_iface_clk"}; 363 364 static struct hdmi_platform_config hdmi_tx_8960_config = { 365 HDMI_CFG(hpd_reg, 8960), 366 HDMI_CFG(hpd_clk, 8960), 367 }; 368 369 static const char *pwr_reg_names_8x74[] = {"core-vdda", "core-vcc"}; 370 static const char *hpd_reg_names_8x74[] = {"hpd-gdsc", "hpd-5v"}; 371 static const char *pwr_clk_names_8x74[] = {"extp_clk", "alt_iface_clk"}; 372 static const char *hpd_clk_names_8x74[] = {"iface_clk", "core_clk", "mdp_core_clk"}; 373 static unsigned long hpd_clk_freq_8x74[] = {0, 19200000, 0}; 374 375 static struct hdmi_platform_config hdmi_tx_8974_config = { 376 HDMI_CFG(pwr_reg, 8x74), 377 HDMI_CFG(hpd_reg, 8x74), 378 HDMI_CFG(pwr_clk, 8x74), 379 HDMI_CFG(hpd_clk, 8x74), 380 .hpd_freq = hpd_clk_freq_8x74, 381 }; 382 383 static const char *hpd_reg_names_8084[] = {"hpd-gdsc", "hpd-5v", "hpd-5v-en"}; 384 385 static struct hdmi_platform_config hdmi_tx_8084_config = { 386 HDMI_CFG(pwr_reg, 8x74), 387 HDMI_CFG(hpd_reg, 8084), 388 HDMI_CFG(pwr_clk, 8x74), 389 HDMI_CFG(hpd_clk, 8x74), 390 .hpd_freq = hpd_clk_freq_8x74, 391 }; 392 393 static struct hdmi_platform_config hdmi_tx_8994_config = { 394 HDMI_CFG(pwr_reg, 8x74), 395 HDMI_CFG(hpd_reg, none), 396 HDMI_CFG(pwr_clk, 8x74), 397 HDMI_CFG(hpd_clk, 8x74), 398 .hpd_freq = hpd_clk_freq_8x74, 399 }; 400 401 static struct hdmi_platform_config hdmi_tx_8996_config = { 402 HDMI_CFG(pwr_reg, none), 403 HDMI_CFG(hpd_reg, none), 404 HDMI_CFG(pwr_clk, 8x74), 405 HDMI_CFG(hpd_clk, 8x74), 406 .hpd_freq = hpd_clk_freq_8x74, 407 }; 408 409 static const struct { 410 const char *name; 411 const bool output; 412 const int value; 413 const char *label; 414 } msm_hdmi_gpio_pdata[] = { 415 { "qcom,hdmi-tx-ddc-clk", true, 1, "HDMI_DDC_CLK" }, 416 { "qcom,hdmi-tx-ddc-data", true, 1, "HDMI_DDC_DATA" }, 417 { "qcom,hdmi-tx-hpd", false, 1, "HDMI_HPD" }, 418 { "qcom,hdmi-tx-mux-en", true, 1, "HDMI_MUX_EN" }, 419 { "qcom,hdmi-tx-mux-sel", true, 0, "HDMI_MUX_SEL" }, 420 { "qcom,hdmi-tx-mux-lpm", true, 1, "HDMI_MUX_LPM" }, 421 }; 422 423 static int msm_hdmi_get_gpio(struct device_node *of_node, const char *name) 424 { 425 int gpio = of_get_named_gpio(of_node, name, 0); 426 if (gpio < 0) { 427 char name2[32]; 428 snprintf(name2, sizeof(name2), "%s-gpio", name); 429 gpio = of_get_named_gpio(of_node, name2, 0); 430 if (gpio < 0) { 431 DBG("failed to get gpio: %s (%d)", name, gpio); 432 gpio = -1; 433 } 434 } 435 return gpio; 436 } 437 438 /* 439 * HDMI audio codec callbacks 440 */ 441 static int msm_hdmi_audio_hw_params(struct device *dev, void *data, 442 struct hdmi_codec_daifmt *daifmt, 443 struct hdmi_codec_params *params) 444 { 445 struct hdmi *hdmi = dev_get_drvdata(dev); 446 unsigned int chan; 447 unsigned int channel_allocation = 0; 448 unsigned int rate; 449 unsigned int level_shift = 0; /* 0dB */ 450 bool down_mix = false; 451 452 dev_dbg(dev, "%u Hz, %d bit, %d channels\n", params->sample_rate, 453 params->sample_width, params->cea.channels); 454 455 switch (params->cea.channels) { 456 case 2: 457 /* FR and FL speakers */ 458 channel_allocation = 0; 459 chan = MSM_HDMI_AUDIO_CHANNEL_2; 460 break; 461 case 4: 462 /* FC, LFE, FR and FL speakers */ 463 channel_allocation = 0x3; 464 chan = MSM_HDMI_AUDIO_CHANNEL_4; 465 break; 466 case 6: 467 /* RR, RL, FC, LFE, FR and FL speakers */ 468 channel_allocation = 0x0B; 469 chan = MSM_HDMI_AUDIO_CHANNEL_6; 470 break; 471 case 8: 472 /* FRC, FLC, RR, RL, FC, LFE, FR and FL speakers */ 473 channel_allocation = 0x1F; 474 chan = MSM_HDMI_AUDIO_CHANNEL_8; 475 break; 476 default: 477 return -EINVAL; 478 } 479 480 switch (params->sample_rate) { 481 case 32000: 482 rate = HDMI_SAMPLE_RATE_32KHZ; 483 break; 484 case 44100: 485 rate = HDMI_SAMPLE_RATE_44_1KHZ; 486 break; 487 case 48000: 488 rate = HDMI_SAMPLE_RATE_48KHZ; 489 break; 490 case 88200: 491 rate = HDMI_SAMPLE_RATE_88_2KHZ; 492 break; 493 case 96000: 494 rate = HDMI_SAMPLE_RATE_96KHZ; 495 break; 496 case 176400: 497 rate = HDMI_SAMPLE_RATE_176_4KHZ; 498 break; 499 case 192000: 500 rate = HDMI_SAMPLE_RATE_192KHZ; 501 break; 502 default: 503 dev_err(dev, "rate[%d] not supported!\n", 504 params->sample_rate); 505 return -EINVAL; 506 } 507 508 msm_hdmi_audio_set_sample_rate(hdmi, rate); 509 msm_hdmi_audio_info_setup(hdmi, 1, chan, channel_allocation, 510 level_shift, down_mix); 511 512 return 0; 513 } 514 515 static void msm_hdmi_audio_shutdown(struct device *dev, void *data) 516 { 517 struct hdmi *hdmi = dev_get_drvdata(dev); 518 519 msm_hdmi_audio_info_setup(hdmi, 0, 0, 0, 0, 0); 520 } 521 522 static const struct hdmi_codec_ops msm_hdmi_audio_codec_ops = { 523 .hw_params = msm_hdmi_audio_hw_params, 524 .audio_shutdown = msm_hdmi_audio_shutdown, 525 }; 526 527 static struct hdmi_codec_pdata codec_data = { 528 .ops = &msm_hdmi_audio_codec_ops, 529 .max_i2s_channels = 8, 530 .i2s = 1, 531 }; 532 533 static int msm_hdmi_register_audio_driver(struct hdmi *hdmi, struct device *dev) 534 { 535 hdmi->audio_pdev = platform_device_register_data(dev, 536 HDMI_CODEC_DRV_NAME, 537 PLATFORM_DEVID_AUTO, 538 &codec_data, 539 sizeof(codec_data)); 540 return PTR_ERR_OR_ZERO(hdmi->audio_pdev); 541 } 542 543 static int msm_hdmi_bind(struct device *dev, struct device *master, void *data) 544 { 545 struct drm_device *drm = dev_get_drvdata(master); 546 struct msm_drm_private *priv = drm->dev_private; 547 static struct hdmi_platform_config *hdmi_cfg; 548 struct hdmi *hdmi; 549 struct device_node *of_node = dev->of_node; 550 int i, err; 551 552 hdmi_cfg = (struct hdmi_platform_config *) 553 of_device_get_match_data(dev); 554 if (!hdmi_cfg) { 555 dev_err(dev, "unknown hdmi_cfg: %s\n", of_node->name); 556 return -ENXIO; 557 } 558 559 hdmi_cfg->mmio_name = "core_physical"; 560 hdmi_cfg->qfprom_mmio_name = "qfprom_physical"; 561 562 for (i = 0; i < HDMI_MAX_NUM_GPIO; i++) { 563 hdmi_cfg->gpios[i].num = msm_hdmi_get_gpio(of_node, 564 msm_hdmi_gpio_pdata[i].name); 565 hdmi_cfg->gpios[i].output = msm_hdmi_gpio_pdata[i].output; 566 hdmi_cfg->gpios[i].value = msm_hdmi_gpio_pdata[i].value; 567 hdmi_cfg->gpios[i].label = msm_hdmi_gpio_pdata[i].label; 568 } 569 570 dev->platform_data = hdmi_cfg; 571 572 hdmi = msm_hdmi_init(to_platform_device(dev)); 573 if (IS_ERR(hdmi)) 574 return PTR_ERR(hdmi); 575 priv->hdmi = hdmi; 576 577 err = msm_hdmi_register_audio_driver(hdmi, dev); 578 if (err) { 579 DRM_ERROR("Failed to attach an audio codec %d\n", err); 580 hdmi->audio_pdev = NULL; 581 } 582 583 return 0; 584 } 585 586 static void msm_hdmi_unbind(struct device *dev, struct device *master, 587 void *data) 588 { 589 struct drm_device *drm = dev_get_drvdata(master); 590 struct msm_drm_private *priv = drm->dev_private; 591 if (priv->hdmi) { 592 if (priv->hdmi->audio_pdev) 593 platform_device_unregister(priv->hdmi->audio_pdev); 594 595 msm_hdmi_destroy(priv->hdmi); 596 priv->hdmi = NULL; 597 } 598 } 599 600 static const struct component_ops msm_hdmi_ops = { 601 .bind = msm_hdmi_bind, 602 .unbind = msm_hdmi_unbind, 603 }; 604 605 static int msm_hdmi_dev_probe(struct platform_device *pdev) 606 { 607 return component_add(&pdev->dev, &msm_hdmi_ops); 608 } 609 610 static int msm_hdmi_dev_remove(struct platform_device *pdev) 611 { 612 component_del(&pdev->dev, &msm_hdmi_ops); 613 return 0; 614 } 615 616 static const struct of_device_id msm_hdmi_dt_match[] = { 617 { .compatible = "qcom,hdmi-tx-8996", .data = &hdmi_tx_8996_config }, 618 { .compatible = "qcom,hdmi-tx-8994", .data = &hdmi_tx_8994_config }, 619 { .compatible = "qcom,hdmi-tx-8084", .data = &hdmi_tx_8084_config }, 620 { .compatible = "qcom,hdmi-tx-8974", .data = &hdmi_tx_8974_config }, 621 { .compatible = "qcom,hdmi-tx-8960", .data = &hdmi_tx_8960_config }, 622 { .compatible = "qcom,hdmi-tx-8660", .data = &hdmi_tx_8660_config }, 623 {} 624 }; 625 626 static struct platform_driver msm_hdmi_driver = { 627 .probe = msm_hdmi_dev_probe, 628 .remove = msm_hdmi_dev_remove, 629 .driver = { 630 .name = "hdmi_msm", 631 .of_match_table = msm_hdmi_dt_match, 632 }, 633 }; 634 635 void __init msm_hdmi_register(void) 636 { 637 msm_hdmi_phy_driver_register(); 638 platform_driver_register(&msm_hdmi_driver); 639 } 640 641 void __exit msm_hdmi_unregister(void) 642 { 643 platform_driver_unregister(&msm_hdmi_driver); 644 msm_hdmi_phy_driver_unregister(); 645 } 646