1 /* 2 * (C) Copyright 2008-2017 Fuzhou Rockchip Electronics Co., Ltd 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <asm/unaligned.h> 8 #include <boot_rkimg.h> 9 #include <config.h> 10 #include <common.h> 11 #include <errno.h> 12 #include <linux/libfdt.h> 13 #include <fdtdec.h> 14 #include <fdt_support.h> 15 #include <linux/hdmi.h> 16 #include <linux/list.h> 17 #include <linux/compat.h> 18 #include <linux/media-bus-format.h> 19 #include <malloc.h> 20 #include <memalign.h> 21 #include <video.h> 22 #include <video_rockchip.h> 23 #include <video_bridge.h> 24 #include <dm/device.h> 25 #include <dm/uclass-internal.h> 26 #include <asm/arch-rockchip/resource_img.h> 27 #include <asm/arch-rockchip/cpu.h> 28 29 #include "bmp_helper.h" 30 #include "libnsbmp.h" 31 #include "rockchip_display.h" 32 #include "rockchip_crtc.h" 33 #include "rockchip_connector.h" 34 #include "rockchip_bridge.h" 35 #include "rockchip_phy.h" 36 #include "rockchip_panel.h" 37 #include <dm.h> 38 #include <dm/of_access.h> 39 #include <dm/ofnode.h> 40 #include <asm/io.h> 41 42 #define DRIVER_VERSION "v1.0.1" 43 44 /*********************************************************************** 45 * Rockchip UBOOT DRM driver version 46 * 47 * v1.0.0 : add basic version for rockchip drm driver(hjc) 48 * v1.0.1 : add much dsi update(hjc) 49 * 50 **********************************************************************/ 51 52 #define RK_BLK_SIZE 512 53 #define BMP_PROCESSED_FLAG 8399 54 #define BYTES_PER_PIXEL sizeof(uint32_t) 55 #define MAX_IMAGE_BYTES (8 * 1024 * 1024) 56 57 DECLARE_GLOBAL_DATA_PTR; 58 static LIST_HEAD(rockchip_display_list); 59 static LIST_HEAD(logo_cache_list); 60 61 static unsigned long memory_start; 62 static unsigned long cubic_lut_memory_start; 63 static unsigned long memory_end; 64 static struct base2_info base_parameter; 65 static u32 align_size = PAGE_SIZE; 66 67 /* 68 * the phy types are used by different connectors in public. 69 * The current version only has inno hdmi phy for hdmi and tve. 70 */ 71 enum public_use_phy { 72 NONE, 73 INNO_HDMI_PHY 74 }; 75 76 /* save public phy data */ 77 struct public_phy_data { 78 const struct rockchip_phy *phy_drv; 79 int phy_node; 80 int public_phy_type; 81 bool phy_init; 82 }; 83 84 char* rockchip_get_output_if_name(u32 output_if, char *name) 85 { 86 if (output_if & VOP_OUTPUT_IF_RGB) 87 strcat(name, " RGB"); 88 if (output_if & VOP_OUTPUT_IF_BT1120) 89 strcat(name, " BT1120"); 90 if (output_if & VOP_OUTPUT_IF_BT656) 91 strcat(name, " BT656"); 92 if (output_if & VOP_OUTPUT_IF_LVDS0) 93 strcat(name, " LVDS0"); 94 if (output_if & VOP_OUTPUT_IF_LVDS1) 95 strcat(name, " LVDS1"); 96 if (output_if & VOP_OUTPUT_IF_MIPI0) 97 strcat(name, " MIPI0"); 98 if (output_if & VOP_OUTPUT_IF_MIPI1) 99 strcat(name, " MIPI1"); 100 if (output_if & VOP_OUTPUT_IF_eDP0) 101 strcat(name, " eDP0"); 102 if (output_if & VOP_OUTPUT_IF_eDP1) 103 strcat(name, " eDP1"); 104 if (output_if & VOP_OUTPUT_IF_DP0) 105 strcat(name, " DP0"); 106 if (output_if & VOP_OUTPUT_IF_DP1) 107 strcat(name, " DP1"); 108 if (output_if & VOP_OUTPUT_IF_HDMI0) 109 strcat(name, " HDMI0"); 110 if (output_if & VOP_OUTPUT_IF_HDMI1) 111 strcat(name, " HDMI1"); 112 113 return name; 114 } 115 116 u32 rockchip_drm_get_cycles_per_pixel(u32 bus_format) 117 { 118 switch (bus_format) { 119 case MEDIA_BUS_FMT_RGB565_1X16: 120 case MEDIA_BUS_FMT_RGB666_1X18: 121 case MEDIA_BUS_FMT_RGB888_1X24: 122 case MEDIA_BUS_FMT_RGB666_1X24_CPADHI: 123 return 1; 124 case MEDIA_BUS_FMT_RGB565_2X8_LE: 125 case MEDIA_BUS_FMT_BGR565_2X8_LE: 126 return 2; 127 case MEDIA_BUS_FMT_RGB666_3X6: 128 case MEDIA_BUS_FMT_RGB888_3X8: 129 case MEDIA_BUS_FMT_BGR888_3X8: 130 return 3; 131 case MEDIA_BUS_FMT_RGB888_DUMMY_4X8: 132 case MEDIA_BUS_FMT_BGR888_DUMMY_4X8: 133 return 4; 134 default: 135 return 1; 136 } 137 } 138 139 int rockchip_get_baseparameter(void) 140 { 141 struct blk_desc *dev_desc; 142 disk_partition_t part_info; 143 int block_num; 144 char *baseparameter_buf; 145 int ret = 0; 146 147 dev_desc = rockchip_get_bootdev(); 148 if (!dev_desc) { 149 printf("%s: Could not find device\n", __func__); 150 return -ENOENT; 151 } 152 153 if (part_get_info_by_name(dev_desc, "baseparameter", &part_info) < 0) { 154 printf("Could not find baseparameter partition\n"); 155 return -ENOENT; 156 } 157 158 block_num = BLOCK_CNT(sizeof(base_parameter), dev_desc); 159 baseparameter_buf = memalign(ARCH_DMA_MINALIGN, block_num * dev_desc->blksz); 160 if (!baseparameter_buf) { 161 printf("failed to alloc memory for baseparameter buffer\n"); 162 return -ENOMEM; 163 } 164 165 ret = blk_dread(dev_desc, part_info.start, block_num, (void *)baseparameter_buf); 166 if (ret < 0) { 167 printf("read baseparameter failed\n"); 168 goto out; 169 } 170 171 memcpy(&base_parameter, baseparameter_buf, sizeof(base_parameter)); 172 if (strncasecmp(base_parameter.head_flag, "BASP", 4)) { 173 printf("warning: bad baseparameter\n"); 174 memset(&base_parameter, 0, sizeof(base_parameter)); 175 } 176 rockchip_display_make_crc32_table(); 177 178 out: 179 free(baseparameter_buf); 180 return ret; 181 } 182 183 struct base2_disp_info *rockchip_get_disp_info(int type, int id) 184 { 185 struct base2_disp_info *disp_info; 186 struct base2_disp_header *disp_header; 187 int i = 0, offset = -1; 188 u32 crc_val; 189 u32 base2_length; 190 void *base_parameter_addr = (void *)&base_parameter; 191 192 for (i = 0; i < 8; i++) { 193 disp_header = &base_parameter.disp_header[i]; 194 if (disp_header->connector_type == type && 195 disp_header->connector_id == id) { 196 printf("disp info %d, type:%d, id:%d\n", i, type, id); 197 offset = disp_header->offset; 198 break; 199 } 200 } 201 202 if (offset < 0) 203 return NULL; 204 disp_info = base_parameter_addr + offset; 205 if (disp_info->screen_info[0].type != type || 206 disp_info->screen_info[0].id != id) { 207 printf("base2_disp_info couldn't be found, screen_info type[%d] or id[%d] mismatched\n", 208 disp_info->screen_info[0].type, 209 disp_info->screen_info[0].id); 210 return NULL; 211 } 212 213 if (strncasecmp(disp_info->disp_head_flag, "DISP", 4)) 214 return NULL; 215 216 if (base_parameter.major_version == 3 && base_parameter.minor_version == 0) { 217 crc_val = rockchip_display_crc32c_cal((unsigned char *)disp_info, 218 sizeof(struct base2_disp_info) - 4); 219 if (crc_val != disp_info->crc2) { 220 printf("error: connector type[%d], id[%d] disp info crc2 check error\n", 221 type, id); 222 return NULL; 223 } 224 } else { 225 base2_length = sizeof(struct base2_disp_info) - sizeof(struct csc_info) - 226 sizeof(struct acm_data) - 10 * 1024 - 4; 227 crc_val = rockchip_display_crc32c_cal((unsigned char *)disp_info, base2_length - 4); 228 if (crc_val != disp_info->crc) { 229 printf("error: connector type[%d], id[%d] disp info crc check error\n", 230 type, id); 231 return NULL; 232 } 233 } 234 235 return disp_info; 236 } 237 238 /* check which kind of public phy does connector use */ 239 static int check_public_use_phy(struct rockchip_connector *conn) 240 { 241 int ret = NONE; 242 #ifdef CONFIG_ROCKCHIP_INNO_HDMI_PHY 243 244 if (!strncmp(dev_read_name(conn->dev), "tve", 3) || 245 !strncmp(dev_read_name(conn->dev), "hdmi", 4)) 246 ret = INNO_HDMI_PHY; 247 #endif 248 249 return ret; 250 } 251 252 /* 253 * get public phy driver and initialize it. 254 * The current version only has inno hdmi phy for hdmi and tve. 255 */ 256 static int get_public_phy(struct rockchip_connector *conn, 257 struct public_phy_data *data) 258 { 259 struct rockchip_phy *phy; 260 struct udevice *dev; 261 int ret = 0; 262 263 switch (data->public_phy_type) { 264 case INNO_HDMI_PHY: 265 #if defined(CONFIG_ROCKCHIP_RK3328) 266 ret = uclass_get_device_by_name(UCLASS_PHY, 267 "hdmiphy@ff430000", &dev); 268 #elif defined(CONFIG_ROCKCHIP_RK322X) 269 ret = uclass_get_device_by_name(UCLASS_PHY, 270 "hdmi-phy@12030000", &dev); 271 #else 272 ret = -EINVAL; 273 #endif 274 if (ret) { 275 printf("Warn: can't find phy driver\n"); 276 return 0; 277 } 278 279 phy = (struct rockchip_phy *)dev_get_driver_data(dev); 280 if (!phy) { 281 printf("failed to get phy driver\n"); 282 return 0; 283 } 284 285 ret = rockchip_phy_init(phy); 286 if (ret) { 287 printf("failed to init phy driver\n"); 288 return ret; 289 } 290 conn->phy = phy; 291 292 debug("inno hdmi phy init success, save it\n"); 293 data->phy_drv = conn->phy; 294 data->phy_init = true; 295 return 0; 296 default: 297 return -EINVAL; 298 } 299 } 300 301 static void init_display_buffer(ulong base) 302 { 303 memory_start = ALIGN(base + DRM_ROCKCHIP_FB_SIZE, align_size); 304 memory_end = memory_start; 305 cubic_lut_memory_start = ALIGN(memory_start + MEMORY_POOL_SIZE, align_size); 306 } 307 308 void *get_display_buffer(int size) 309 { 310 unsigned long roundup_memory = roundup(memory_end, PAGE_SIZE); 311 void *buf; 312 313 if (roundup_memory + size > memory_start + MEMORY_POOL_SIZE) { 314 printf("failed to alloc %dbyte memory to display\n", size); 315 return NULL; 316 } 317 buf = (void *)roundup_memory; 318 319 memory_end = roundup_memory + size; 320 321 return buf; 322 } 323 324 static unsigned long get_display_size(void) 325 { 326 return memory_end - memory_start; 327 } 328 329 static unsigned long get_single_cubic_lut_size(void) 330 { 331 ulong cubic_lut_size; 332 int cubic_lut_step = CONFIG_ROCKCHIP_CUBIC_LUT_SIZE; 333 334 /* This is depend on IC designed */ 335 cubic_lut_size = (cubic_lut_step * cubic_lut_step * cubic_lut_step + 1) / 2 * 16; 336 cubic_lut_size = roundup(cubic_lut_size, PAGE_SIZE); 337 338 return cubic_lut_size; 339 } 340 341 static unsigned long get_cubic_lut_offset(int crtc_id) 342 { 343 return crtc_id * get_single_cubic_lut_size(); 344 } 345 346 unsigned long get_cubic_lut_buffer(int crtc_id) 347 { 348 return cubic_lut_memory_start + crtc_id * get_single_cubic_lut_size(); 349 } 350 351 static unsigned long get_cubic_memory_size(void) 352 { 353 /* Max support 4 cubic lut */ 354 return get_single_cubic_lut_size() * 4; 355 } 356 357 bool can_direct_logo(int bpp) 358 { 359 return bpp == 16 || bpp == 32; 360 } 361 362 static int connector_phy_init(struct rockchip_connector *conn, 363 struct public_phy_data *data) 364 { 365 int type; 366 367 /* does this connector use public phy with others */ 368 type = check_public_use_phy(conn); 369 if (type == INNO_HDMI_PHY) { 370 /* there is no public phy was initialized */ 371 if (!data->phy_init) { 372 debug("start get public phy\n"); 373 data->public_phy_type = type; 374 if (get_public_phy(conn, data)) { 375 printf("can't find correct public phy type\n"); 376 free(data); 377 return -EINVAL; 378 } 379 return 0; 380 } 381 382 /* if this phy has been initialized, get it directly */ 383 conn->phy = (struct rockchip_phy *)data->phy_drv; 384 return 0; 385 } 386 387 return 0; 388 } 389 390 int rockchip_ofnode_get_display_mode(ofnode node, struct drm_display_mode *mode, u32 *bus_flags) 391 { 392 int hactive, vactive, pixelclock; 393 int hfront_porch, hback_porch, hsync_len; 394 int vfront_porch, vback_porch, vsync_len; 395 int val, flags = 0; 396 397 #define FDT_GET_BOOL(val, name) \ 398 val = ofnode_read_bool(node, name); 399 400 #define FDT_GET_INT(val, name) \ 401 val = ofnode_read_s32_default(node, name, -1); \ 402 if (val < 0) { \ 403 printf("Can't get %s\n", name); \ 404 return -ENXIO; \ 405 } 406 407 #define FDT_GET_INT_DEFAULT(val, name, default) \ 408 val = ofnode_read_s32_default(node, name, default); 409 410 FDT_GET_INT(hactive, "hactive"); 411 FDT_GET_INT(vactive, "vactive"); 412 FDT_GET_INT(pixelclock, "clock-frequency"); 413 FDT_GET_INT(hsync_len, "hsync-len"); 414 FDT_GET_INT(hfront_porch, "hfront-porch"); 415 FDT_GET_INT(hback_porch, "hback-porch"); 416 FDT_GET_INT(vsync_len, "vsync-len"); 417 FDT_GET_INT(vfront_porch, "vfront-porch"); 418 FDT_GET_INT(vback_porch, "vback-porch"); 419 FDT_GET_INT(val, "hsync-active"); 420 flags |= val ? DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC; 421 FDT_GET_INT(val, "vsync-active"); 422 flags |= val ? DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC; 423 424 FDT_GET_BOOL(val, "interlaced"); 425 flags |= val ? DRM_MODE_FLAG_INTERLACE : 0; 426 FDT_GET_BOOL(val, "doublescan"); 427 flags |= val ? DRM_MODE_FLAG_DBLSCAN : 0; 428 FDT_GET_BOOL(val, "doubleclk"); 429 flags |= val ? DISPLAY_FLAGS_DOUBLECLK : 0; 430 431 FDT_GET_INT(val, "de-active"); 432 *bus_flags |= val ? DRM_BUS_FLAG_DE_HIGH : DRM_BUS_FLAG_DE_LOW; 433 FDT_GET_INT(val, "pixelclk-active"); 434 *bus_flags |= val ? DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE : DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE; 435 436 FDT_GET_INT_DEFAULT(val, "screen-rotate", 0); 437 if (val == DRM_MODE_FLAG_XMIRROR) { 438 flags |= DRM_MODE_FLAG_XMIRROR; 439 } else if (val == DRM_MODE_FLAG_YMIRROR) { 440 flags |= DRM_MODE_FLAG_YMIRROR; 441 } else if (val == DRM_MODE_FLAG_XYMIRROR) { 442 flags |= DRM_MODE_FLAG_XMIRROR; 443 flags |= DRM_MODE_FLAG_YMIRROR; 444 } 445 mode->hdisplay = hactive; 446 mode->hsync_start = mode->hdisplay + hfront_porch; 447 mode->hsync_end = mode->hsync_start + hsync_len; 448 mode->htotal = mode->hsync_end + hback_porch; 449 450 mode->vdisplay = vactive; 451 mode->vsync_start = mode->vdisplay + vfront_porch; 452 mode->vsync_end = mode->vsync_start + vsync_len; 453 mode->vtotal = mode->vsync_end + vback_porch; 454 455 mode->clock = pixelclock / 1000; 456 mode->flags = flags; 457 mode->vrefresh = drm_mode_vrefresh(mode); 458 459 return 0; 460 } 461 462 static int display_get_force_timing_from_dts(ofnode node, 463 struct drm_display_mode *mode, 464 u32 *bus_flags) 465 { 466 int ret = 0; 467 468 ret = rockchip_ofnode_get_display_mode(node, mode, bus_flags); 469 470 if (ret) { 471 mode->clock = 74250; 472 mode->flags = 0x5; 473 mode->hdisplay = 1280; 474 mode->hsync_start = 1390; 475 mode->hsync_end = 1430; 476 mode->htotal = 1650; 477 mode->hskew = 0; 478 mode->vdisplay = 720; 479 mode->vsync_start = 725; 480 mode->vsync_end = 730; 481 mode->vtotal = 750; 482 mode->vrefresh = 60; 483 mode->picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9; 484 mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; 485 } 486 487 printf("route node %s force_timing, use %dx%dp%d as default mode\n", 488 ret ? "undefine" : "define", mode->hdisplay, mode->vdisplay, 489 mode->vscan); 490 491 return 0; 492 } 493 494 static int display_get_timing_from_dts(struct rockchip_panel *panel, 495 struct drm_display_mode *mode, 496 u32 *bus_flags) 497 { 498 struct ofnode_phandle_args args; 499 ofnode dt, timing, mcu_panel; 500 int ret; 501 502 mcu_panel = dev_read_subnode(panel->dev, "mcu-panel"); 503 dt = dev_read_subnode(panel->dev, "display-timings"); 504 if (ofnode_valid(dt)) { 505 ret = ofnode_parse_phandle_with_args(dt, "native-mode", NULL, 506 0, 0, &args); 507 if (ret) 508 return ret; 509 510 timing = args.node; 511 } else if (ofnode_valid(mcu_panel)) { 512 dt = ofnode_find_subnode(mcu_panel, "display-timings"); 513 ret = ofnode_parse_phandle_with_args(dt, "native-mode", NULL, 514 0, 0, &args); 515 if (ret) 516 return ret; 517 518 timing = args.node; 519 } else { 520 timing = dev_read_subnode(panel->dev, "panel-timing"); 521 } 522 523 if (!ofnode_valid(timing)) { 524 printf("failed to get display timings from DT\n"); 525 return -ENXIO; 526 } 527 528 rockchip_ofnode_get_display_mode(timing, mode, bus_flags); 529 530 return 0; 531 } 532 533 static int display_get_timing(struct display_state *state) 534 { 535 struct connector_state *conn_state = &state->conn_state; 536 struct drm_display_mode *mode = &conn_state->mode; 537 const struct drm_display_mode *m; 538 struct rockchip_panel *panel = conn_state->connector->panel; 539 540 if (panel->funcs->get_mode) 541 return panel->funcs->get_mode(panel, mode); 542 543 if (dev_of_valid(panel->dev) && 544 !display_get_timing_from_dts(panel, mode, &conn_state->bus_flags)) { 545 printf("Using display timing dts\n"); 546 return 0; 547 } 548 549 if (panel->data) { 550 m = (const struct drm_display_mode *)panel->data; 551 memcpy(mode, m, sizeof(*m)); 552 printf("Using display timing from compatible panel driver\n"); 553 return 0; 554 } 555 556 return -ENODEV; 557 } 558 559 static int display_pre_init(void) 560 { 561 struct display_state *state; 562 int ret = 0; 563 564 list_for_each_entry(state, &rockchip_display_list, head) { 565 struct connector_state *conn_state = &state->conn_state; 566 struct crtc_state *crtc_state = &state->crtc_state; 567 struct rockchip_crtc *crtc = crtc_state->crtc; 568 569 ret = rockchip_connector_pre_init(state); 570 if (ret) 571 printf("pre init conn error\n"); 572 573 crtc->vps[crtc_state->crtc_id].output_type = conn_state->type; 574 } 575 return ret; 576 } 577 578 static int display_use_force_mode(struct display_state *state) 579 { 580 struct connector_state *conn_state = &state->conn_state; 581 struct drm_display_mode *mode = &conn_state->mode; 582 583 conn_state->bpc = 8; 584 memcpy(mode, &state->force_mode, sizeof(struct drm_display_mode)); 585 conn_state->bus_format = state->force_bus_format; 586 587 return 0; 588 } 589 590 static int display_get_edid_mode(struct display_state *state) 591 { 592 int ret = 0; 593 struct connector_state *conn_state = &state->conn_state; 594 struct drm_display_mode *mode = &conn_state->mode; 595 int bpc; 596 597 ret = edid_get_drm_mode(conn_state->edid, sizeof(conn_state->edid), mode, &bpc); 598 if (!ret) { 599 conn_state->bpc = bpc; 600 edid_print_info((void *)&conn_state->edid); 601 } else { 602 conn_state->bpc = 8; 603 mode->clock = 74250; 604 mode->flags = 0x5; 605 mode->hdisplay = 1280; 606 mode->hsync_start = 1390; 607 mode->hsync_end = 1430; 608 mode->htotal = 1650; 609 mode->hskew = 0; 610 mode->vdisplay = 720; 611 mode->vsync_start = 725; 612 mode->vsync_end = 730; 613 mode->vtotal = 750; 614 mode->vrefresh = 60; 615 mode->picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9; 616 mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; 617 618 printf("error: %s get mode from edid failed, use 720p60 as default mode\n", 619 state->conn_state.connector->dev->name); 620 } 621 622 return ret; 623 } 624 625 static int display_mode_valid(struct display_state *state) 626 { 627 struct connector_state *conn_state = &state->conn_state; 628 struct rockchip_connector *conn = conn_state->connector; 629 const struct rockchip_connector_funcs *conn_funcs = conn->funcs; 630 struct crtc_state *crtc_state = &state->crtc_state; 631 const struct rockchip_crtc *crtc = crtc_state->crtc; 632 const struct rockchip_crtc_funcs *crtc_funcs = crtc->funcs; 633 int ret; 634 635 if (conn_funcs->mode_valid && state->enabled_at_spl == false) { 636 ret = conn_funcs->mode_valid(conn, state); 637 if (ret) 638 return ret; 639 } 640 641 if (crtc_funcs->mode_valid) { 642 ret = crtc_funcs->mode_valid(state); 643 if (ret) 644 return ret; 645 } 646 647 return 0; 648 } 649 650 static int display_mode_fixup(struct display_state *state) 651 { 652 struct crtc_state *crtc_state = &state->crtc_state; 653 const struct rockchip_crtc *crtc = crtc_state->crtc; 654 const struct rockchip_crtc_funcs *crtc_funcs = crtc->funcs; 655 int ret; 656 657 if (crtc_funcs->mode_fixup) { 658 ret = crtc_funcs->mode_fixup(state); 659 if (ret) 660 return ret; 661 } 662 663 return 0; 664 } 665 666 static int display_init(struct display_state *state) 667 { 668 struct connector_state *conn_state = &state->conn_state; 669 struct rockchip_connector *conn = conn_state->connector; 670 struct crtc_state *crtc_state = &state->crtc_state; 671 struct rockchip_crtc *crtc = crtc_state->crtc; 672 const struct rockchip_crtc_funcs *crtc_funcs = crtc->funcs; 673 struct drm_display_mode *mode = &conn_state->mode; 674 const char *compatible; 675 int ret = 0; 676 static bool __print_once = false; 677 #ifdef CONFIG_SPL_BUILD 678 struct spl_display_info *spl_disp_info = (struct spl_display_info *)CONFIG_SPL_VIDEO_BUF; 679 #endif 680 if (!__print_once) { 681 __print_once = true; 682 printf("Rockchip UBOOT DRM driver version: %s\n", DRIVER_VERSION); 683 } 684 685 if (state->is_init) 686 return 0; 687 688 if (!crtc_funcs) { 689 printf("failed to find crtc functions\n"); 690 return -ENXIO; 691 } 692 693 #ifdef CONFIG_SPL_BUILD 694 if (state->conn_state.type == DRM_MODE_CONNECTOR_HDMIA) 695 state->enabled_at_spl = spl_disp_info->enabled == 1 ? true : false; 696 if (state->enabled_at_spl) 697 printf("HDMI enabled at SPL\n"); 698 #endif 699 if (crtc_state->crtc->active && !crtc_state->ports_node && 700 memcmp(&crtc_state->crtc->active_mode, &conn_state->mode, 701 sizeof(struct drm_display_mode))) { 702 printf("%s has been used for output type: %d, mode: %dx%dp%d\n", 703 crtc_state->dev->name, 704 crtc_state->crtc->active_mode.type, 705 crtc_state->crtc->active_mode.hdisplay, 706 crtc_state->crtc->active_mode.vdisplay, 707 crtc_state->crtc->active_mode.vrefresh); 708 return -ENODEV; 709 } 710 711 if (crtc_funcs->preinit) { 712 ret = crtc_funcs->preinit(state); 713 if (ret) 714 return ret; 715 } 716 717 if (state->enabled_at_spl == false) { 718 ret = rockchip_connector_init(state); 719 if (ret) 720 goto deinit; 721 } 722 723 /* 724 * support hotplug, but not connect; 725 */ 726 #ifdef CONFIG_DRM_ROCKCHIP_TVE 727 if (crtc->hdmi_hpd && conn_state->type == DRM_MODE_CONNECTOR_TV) { 728 printf("hdmi plugin ,skip tve\n"); 729 goto deinit; 730 } 731 #elif defined(CONFIG_DRM_ROCKCHIP_RK1000) 732 if (crtc->hdmi_hpd && conn_state->type == DRM_MODE_CONNECTOR_LVDS) { 733 printf("hdmi plugin ,skip tve\n"); 734 goto deinit; 735 } 736 #endif 737 738 ret = rockchip_connector_detect(state); 739 #if defined(CONFIG_DRM_ROCKCHIP_TVE) || defined(CONFIG_DRM_ROCKCHIP_RK1000) 740 if (conn_state->type == DRM_MODE_CONNECTOR_HDMIA) 741 crtc->hdmi_hpd = ret; 742 if (state->enabled_at_spl) 743 crtc->hdmi_hpd = true; 744 #endif 745 if (!ret && !state->force_output) 746 goto deinit; 747 748 ret = 0; 749 if (state->enabled_at_spl == true) { 750 #ifdef CONFIG_SPL_BUILD 751 struct drm_display_mode *mode = &conn_state->mode; 752 753 memcpy(mode, &spl_disp_info->mode, sizeof(*mode)); 754 conn_state->bus_format = spl_disp_info->bus_format; 755 756 printf("%s get display mode from spl:%dx%d, bus format:0x%x\n", 757 conn->dev->name, mode->hdisplay, mode->vdisplay, conn_state->bus_format); 758 #endif 759 } else if (conn->panel) { 760 ret = display_get_timing(state); 761 if (!ret) 762 conn_state->bpc = conn->panel->bpc; 763 #if defined(CONFIG_I2C_EDID) 764 if (ret < 0 && conn->funcs->get_edid) { 765 rockchip_panel_prepare(conn->panel); 766 ret = conn->funcs->get_edid(conn, state); 767 if (!ret) 768 display_get_edid_mode(state); 769 } 770 #endif 771 } else if (conn->bridge) { 772 ret = video_bridge_read_edid(conn->bridge->dev, 773 conn_state->edid, EDID_SIZE); 774 if (ret > 0) { 775 #if defined(CONFIG_I2C_EDID) 776 ret = display_get_edid_mode(state); 777 #endif 778 } else { 779 ret = video_bridge_get_timing(conn->bridge->dev); 780 } 781 } else if (conn->funcs->get_timing) { 782 ret = conn->funcs->get_timing(conn, state); 783 } else if (conn->funcs->get_edid) { 784 ret = conn->funcs->get_edid(conn, state); 785 #if defined(CONFIG_I2C_EDID) 786 if (!ret) 787 display_get_edid_mode(state); 788 #endif 789 } 790 791 if (!ret && conn_state->secondary) { 792 struct rockchip_connector *connector = conn_state->secondary; 793 794 if (connector->panel) { 795 if (connector->panel->funcs->get_mode) { 796 struct drm_display_mode *_mode = drm_mode_create(); 797 798 ret = connector->panel->funcs->get_mode(connector->panel, _mode); 799 if (!ret && !drm_mode_equal(_mode, mode)) 800 ret = -EINVAL; 801 802 drm_mode_destroy(_mode); 803 } 804 } 805 } 806 807 if (ret && !state->force_output) 808 goto deinit; 809 if (state->force_output) 810 display_use_force_mode(state); 811 812 if (display_mode_valid(state)) 813 goto deinit; 814 815 /* rk356x series drive mipi pixdata on posedge */ 816 compatible = dev_read_string(conn->dev, "compatible"); 817 if (compatible && !strcmp(compatible, "rockchip,rk3568-mipi-dsi")) { 818 conn_state->bus_flags &= ~DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE; 819 conn_state->bus_flags |= DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE; 820 } 821 822 if (display_mode_fixup(state)) 823 goto deinit; 824 825 if (conn->bridge) 826 rockchip_bridge_mode_set(conn->bridge, &conn_state->mode); 827 828 printf("%s: %s detailed mode clock %u kHz, flags[%x]\n" 829 " H: %04d %04d %04d %04d\n" 830 " V: %04d %04d %04d %04d\n" 831 "bus_format: %x\n", 832 conn->dev->name, 833 state->force_output ? "use force output" : "", 834 mode->clock, mode->flags, 835 mode->hdisplay, mode->hsync_start, 836 mode->hsync_end, mode->htotal, 837 mode->vdisplay, mode->vsync_start, 838 mode->vsync_end, mode->vtotal, 839 conn_state->bus_format); 840 841 if (crtc_funcs->init && state->enabled_at_spl == false) { 842 ret = crtc_funcs->init(state); 843 if (ret) 844 goto deinit; 845 } 846 state->is_init = 1; 847 848 crtc_state->crtc->active = true; 849 memcpy(&crtc_state->crtc->active_mode, 850 &conn_state->mode, sizeof(struct drm_display_mode)); 851 852 return 0; 853 854 deinit: 855 rockchip_connector_deinit(state); 856 return ret; 857 } 858 859 int display_send_mcu_cmd(struct display_state *state, u32 type, u32 val) 860 { 861 struct crtc_state *crtc_state = &state->crtc_state; 862 const struct rockchip_crtc *crtc = crtc_state->crtc; 863 const struct rockchip_crtc_funcs *crtc_funcs = crtc->funcs; 864 int ret; 865 866 if (!state->is_init) 867 return -EINVAL; 868 869 if (crtc_funcs->send_mcu_cmd) { 870 ret = crtc_funcs->send_mcu_cmd(state, type, val); 871 if (ret) 872 return ret; 873 } 874 875 return 0; 876 } 877 878 static int display_set_plane(struct display_state *state) 879 { 880 struct crtc_state *crtc_state = &state->crtc_state; 881 const struct rockchip_crtc *crtc = crtc_state->crtc; 882 const struct rockchip_crtc_funcs *crtc_funcs = crtc->funcs; 883 int ret; 884 885 if (!state->is_init) 886 return -EINVAL; 887 888 if (crtc_funcs->set_plane) { 889 ret = crtc_funcs->set_plane(state); 890 if (ret) 891 return ret; 892 } 893 894 return 0; 895 } 896 897 static int display_enable(struct display_state *state) 898 { 899 struct crtc_state *crtc_state = &state->crtc_state; 900 const struct rockchip_crtc *crtc = crtc_state->crtc; 901 const struct rockchip_crtc_funcs *crtc_funcs = crtc->funcs; 902 903 if (!state->is_init) 904 return -EINVAL; 905 906 if (state->is_enable) 907 return 0; 908 909 if (crtc_funcs->prepare) 910 crtc_funcs->prepare(state); 911 912 if (state->enabled_at_spl == false) 913 rockchip_connector_pre_enable(state); 914 915 if (crtc_funcs->enable) 916 crtc_funcs->enable(state); 917 918 if (state->enabled_at_spl == false) 919 rockchip_connector_enable(state); 920 921 if (crtc_state->soft_te) 922 crtc_funcs->apply_soft_te(state); 923 924 state->is_enable = true; 925 926 return 0; 927 } 928 929 static int display_disable(struct display_state *state) 930 { 931 struct crtc_state *crtc_state = &state->crtc_state; 932 const struct rockchip_crtc *crtc = crtc_state->crtc; 933 const struct rockchip_crtc_funcs *crtc_funcs = crtc->funcs; 934 935 if (!state->is_init) 936 return 0; 937 938 if (!state->is_enable) 939 return 0; 940 941 rockchip_connector_disable(state); 942 943 if (crtc_funcs->disable) 944 crtc_funcs->disable(state); 945 946 rockchip_connector_post_disable(state); 947 948 state->is_enable = 0; 949 state->is_init = 0; 950 951 return 0; 952 } 953 954 static int display_check(struct display_state *state) 955 { 956 struct connector_state *conn_state = &state->conn_state; 957 struct rockchip_connector *conn = conn_state->connector; 958 const struct rockchip_connector_funcs *conn_funcs = conn->funcs; 959 struct crtc_state *crtc_state = &state->crtc_state; 960 const struct rockchip_crtc *crtc = crtc_state->crtc; 961 const struct rockchip_crtc_funcs *crtc_funcs = crtc->funcs; 962 int ret; 963 964 if (!state->is_init) 965 return 0; 966 967 if (conn_funcs->check) { 968 ret = conn_funcs->check(conn, state); 969 if (ret) 970 goto check_fail; 971 } 972 973 if (crtc_funcs->check) { 974 ret = crtc_funcs->check(state); 975 if (ret) 976 goto check_fail; 977 } 978 979 if (crtc_funcs->plane_check) { 980 ret = crtc_funcs->plane_check(state); 981 if (ret) 982 goto check_fail; 983 } 984 985 return 0; 986 987 check_fail: 988 state->is_init = false; 989 return ret; 990 } 991 992 static int display_logo(struct display_state *state) 993 { 994 struct crtc_state *crtc_state = &state->crtc_state; 995 struct connector_state *conn_state = &state->conn_state; 996 struct logo_info *logo = &state->logo; 997 int hdisplay, vdisplay, ret; 998 999 ret = display_init(state); 1000 if (!state->is_init || ret) 1001 return -ENODEV; 1002 1003 switch (logo->bpp) { 1004 case 16: 1005 crtc_state->format = ROCKCHIP_FMT_RGB565; 1006 break; 1007 case 24: 1008 crtc_state->format = ROCKCHIP_FMT_RGB888; 1009 break; 1010 case 32: 1011 crtc_state->format = ROCKCHIP_FMT_ARGB8888; 1012 break; 1013 default: 1014 printf("can't support bmp bits[%d]\n", logo->bpp); 1015 return -EINVAL; 1016 } 1017 hdisplay = conn_state->mode.crtc_hdisplay; 1018 vdisplay = conn_state->mode.vdisplay; 1019 crtc_state->src_rect.w = logo->width; 1020 crtc_state->src_rect.h = logo->height; 1021 crtc_state->src_rect.x = 0; 1022 crtc_state->src_rect.y = 0; 1023 crtc_state->ymirror = logo->ymirror; 1024 crtc_state->rb_swap = 0; 1025 1026 crtc_state->dma_addr = (u32)(unsigned long)logo->mem + logo->offset; 1027 crtc_state->xvir = ALIGN(crtc_state->src_rect.w * logo->bpp, 32) >> 5; 1028 1029 if (state->logo_mode == ROCKCHIP_DISPLAY_FULLSCREEN) { 1030 crtc_state->crtc_rect.x = 0; 1031 crtc_state->crtc_rect.y = 0; 1032 crtc_state->crtc_rect.w = hdisplay; 1033 crtc_state->crtc_rect.h = vdisplay; 1034 } else { 1035 if (crtc_state->src_rect.w >= hdisplay) { 1036 crtc_state->crtc_rect.x = 0; 1037 crtc_state->crtc_rect.w = hdisplay; 1038 } else { 1039 crtc_state->crtc_rect.x = (hdisplay - crtc_state->src_rect.w) / 2; 1040 crtc_state->crtc_rect.w = crtc_state->src_rect.w; 1041 } 1042 1043 if (crtc_state->src_rect.h >= vdisplay) { 1044 crtc_state->crtc_rect.y = 0; 1045 crtc_state->crtc_rect.h = vdisplay; 1046 } else { 1047 crtc_state->crtc_rect.y = (vdisplay - crtc_state->src_rect.h) / 2; 1048 crtc_state->crtc_rect.h = crtc_state->src_rect.h; 1049 } 1050 } 1051 1052 display_check(state); 1053 ret = display_set_plane(state); 1054 if (ret) 1055 return ret; 1056 display_enable(state); 1057 1058 return 0; 1059 } 1060 1061 static int get_crtc_id(ofnode connect, bool is_ports_node) 1062 { 1063 struct device_node *port_node; 1064 struct device_node *remote; 1065 int phandle; 1066 int val; 1067 1068 if (is_ports_node) { 1069 port_node = of_get_parent(connect.np); 1070 if (!port_node) 1071 goto err; 1072 1073 val = ofnode_read_u32_default(np_to_ofnode(port_node), "reg", -1); 1074 if (val < 0) 1075 goto err; 1076 } else { 1077 phandle = ofnode_read_u32_default(connect, "remote-endpoint", -1); 1078 if (phandle < 0) 1079 goto err; 1080 1081 remote = of_find_node_by_phandle(phandle); 1082 if (!remote) 1083 goto err; 1084 1085 val = ofnode_read_u32_default(np_to_ofnode(remote), "reg", -1); 1086 if (val < 0) 1087 goto err; 1088 } 1089 1090 return val; 1091 err: 1092 printf("Can't get crtc id, default set to id = 0\n"); 1093 return 0; 1094 } 1095 1096 static int get_crtc_mcu_mode(struct crtc_state *crtc_state, struct device_node *port_node, 1097 bool is_ports_node) 1098 { 1099 ofnode mcu_node, vp_node; 1100 int total_pixel, cs_pst, cs_pend, rw_pst, rw_pend; 1101 1102 if (is_ports_node) { 1103 vp_node = np_to_ofnode(port_node); 1104 mcu_node = ofnode_find_subnode(vp_node, "mcu-timing"); 1105 if (!ofnode_valid(mcu_node)) 1106 return -ENODEV; 1107 } else { 1108 mcu_node = dev_read_subnode(crtc_state->dev, "mcu-timing"); 1109 if (!ofnode_valid(mcu_node)) 1110 return -ENODEV; 1111 } 1112 1113 #define FDT_GET_MCU_INT(val, name) \ 1114 do { \ 1115 val = ofnode_read_s32_default(mcu_node, name, -1); \ 1116 if (val < 0) { \ 1117 printf("Can't get %s\n", name); \ 1118 return -ENXIO; \ 1119 } \ 1120 } while (0) 1121 1122 FDT_GET_MCU_INT(total_pixel, "mcu-pix-total"); 1123 FDT_GET_MCU_INT(cs_pst, "mcu-cs-pst"); 1124 FDT_GET_MCU_INT(cs_pend, "mcu-cs-pend"); 1125 FDT_GET_MCU_INT(rw_pst, "mcu-rw-pst"); 1126 FDT_GET_MCU_INT(rw_pend, "mcu-rw-pend"); 1127 1128 crtc_state->mcu_timing.mcu_pix_total = total_pixel; 1129 crtc_state->mcu_timing.mcu_cs_pst = cs_pst; 1130 crtc_state->mcu_timing.mcu_cs_pend = cs_pend; 1131 crtc_state->mcu_timing.mcu_rw_pst = rw_pst; 1132 crtc_state->mcu_timing.mcu_rw_pend = rw_pend; 1133 1134 return 0; 1135 } 1136 1137 struct rockchip_logo_cache *find_or_alloc_logo_cache(const char *bmp, int rotate) 1138 { 1139 struct rockchip_logo_cache *tmp, *logo_cache = NULL; 1140 1141 list_for_each_entry(tmp, &logo_cache_list, head) { 1142 if ((!strcmp(tmp->name, bmp) && rotate == tmp->logo_rotate) || 1143 (soc_is_rk3566() && tmp->logo_rotate)) { 1144 logo_cache = tmp; 1145 break; 1146 } 1147 } 1148 1149 if (!logo_cache) { 1150 logo_cache = malloc(sizeof(*logo_cache)); 1151 if (!logo_cache) { 1152 printf("failed to alloc memory for logo cache\n"); 1153 return NULL; 1154 } 1155 memset(logo_cache, 0, sizeof(*logo_cache)); 1156 strcpy(logo_cache->name, bmp); 1157 INIT_LIST_HEAD(&logo_cache->head); 1158 list_add_tail(&logo_cache->head, &logo_cache_list); 1159 } 1160 1161 return logo_cache; 1162 } 1163 1164 /* Note: used only for rkfb kernel driver */ 1165 static int load_kernel_bmp_logo(struct logo_info *logo, const char *bmp_name) 1166 { 1167 #ifdef CONFIG_ROCKCHIP_RESOURCE_IMAGE 1168 void *dst = NULL; 1169 int len, size; 1170 struct bmp_header *header; 1171 1172 if (!logo || !bmp_name) 1173 return -EINVAL; 1174 1175 header = malloc(RK_BLK_SIZE); 1176 if (!header) 1177 return -ENOMEM; 1178 1179 len = rockchip_read_resource_file(header, bmp_name, 0, RK_BLK_SIZE); 1180 if (len != RK_BLK_SIZE) { 1181 free(header); 1182 return -EINVAL; 1183 } 1184 size = get_unaligned_le32(&header->file_size); 1185 dst = (void *)(memory_start + MEMORY_POOL_SIZE / 2); 1186 len = rockchip_read_resource_file(dst, bmp_name, 0, size); 1187 if (len != size) { 1188 printf("failed to load bmp %s\n", bmp_name); 1189 free(header); 1190 return -ENOENT; 1191 } 1192 1193 logo->mem = dst; 1194 #endif 1195 1196 return 0; 1197 } 1198 1199 #ifdef BMP_DECODEER_LEGACY 1200 static int load_bmp_logo_legacy(struct logo_info *logo, const char *bmp_name) 1201 { 1202 #ifdef CONFIG_ROCKCHIP_RESOURCE_IMAGE 1203 struct rockchip_logo_cache *logo_cache; 1204 struct bmp_header *header; 1205 void *dst = NULL, *pdst; 1206 int size, len; 1207 int ret = 0; 1208 int reserved = 0; 1209 int dst_size; 1210 1211 if (!logo || !bmp_name) 1212 return -EINVAL; 1213 logo_cache = find_or_alloc_logo_cache(bmp_name, logo->rotate); 1214 if (!logo_cache) 1215 return -ENOMEM; 1216 1217 if (logo_cache->logo.mem) { 1218 memcpy(logo, &logo_cache->logo, sizeof(*logo)); 1219 return 0; 1220 } 1221 1222 header = malloc(RK_BLK_SIZE); 1223 if (!header) 1224 return -ENOMEM; 1225 1226 len = rockchip_read_resource_file(header, bmp_name, 0, RK_BLK_SIZE); 1227 if (len != RK_BLK_SIZE) { 1228 ret = -EINVAL; 1229 goto free_header; 1230 } 1231 1232 logo->bpp = get_unaligned_le16(&header->bit_count); 1233 logo->width = get_unaligned_le32(&header->width); 1234 logo->height = get_unaligned_le32(&header->height); 1235 dst_size = logo->width * logo->height * logo->bpp >> 3; 1236 reserved = get_unaligned_le32(&header->reserved); 1237 if (logo->height < 0) 1238 logo->height = -logo->height; 1239 size = get_unaligned_le32(&header->file_size); 1240 if (!can_direct_logo(logo->bpp)) { 1241 if (size > MEMORY_POOL_SIZE) { 1242 printf("failed to use boot buf as temp bmp buffer\n"); 1243 ret = -ENOMEM; 1244 goto free_header; 1245 } 1246 pdst = get_display_buffer(size); 1247 1248 } else { 1249 pdst = get_display_buffer(size); 1250 dst = pdst; 1251 } 1252 1253 len = rockchip_read_resource_file(pdst, bmp_name, 0, size); 1254 if (len != size) { 1255 printf("failed to load bmp %s\n", bmp_name); 1256 ret = -ENOENT; 1257 goto free_header; 1258 } 1259 1260 if (!can_direct_logo(logo->bpp)) { 1261 /* 1262 * TODO: force use 16bpp if bpp less than 16; 1263 */ 1264 logo->bpp = (logo->bpp <= 16) ? 16 : logo->bpp; 1265 dst_size = logo->width * logo->height * logo->bpp >> 3; 1266 dst = get_display_buffer(dst_size); 1267 if (!dst) { 1268 ret = -ENOMEM; 1269 goto free_header; 1270 } 1271 if (bmpdecoder(pdst, dst, logo->bpp)) { 1272 printf("failed to decode bmp %s\n", bmp_name); 1273 ret = -EINVAL; 1274 goto free_header; 1275 } 1276 1277 logo->offset = 0; 1278 logo->ymirror = 0; 1279 } else { 1280 logo->offset = get_unaligned_le32(&header->data_offset); 1281 if (reserved == BMP_PROCESSED_FLAG) 1282 logo->ymirror = 0; 1283 else 1284 logo->ymirror = 1; 1285 } 1286 logo->mem = dst; 1287 1288 memcpy(&logo_cache->logo, logo, sizeof(*logo)); 1289 1290 flush_dcache_range((ulong)dst, ALIGN((ulong)dst + dst_size, CONFIG_SYS_CACHELINE_SIZE)); 1291 1292 free_header: 1293 1294 free(header); 1295 1296 return ret; 1297 #else 1298 return -EINVAL; 1299 #endif 1300 } 1301 #endif 1302 1303 static void *bitmap_create(int width, int height, unsigned int state) 1304 { 1305 /* Ensure a stupidly large bitmap is not created */ 1306 if (width > 4096 || height > 4096) 1307 return NULL; 1308 1309 return calloc(width * height, BYTES_PER_PIXEL); 1310 } 1311 1312 static unsigned char *bitmap_get_buffer(void *bitmap) 1313 { 1314 return bitmap; 1315 } 1316 1317 static void bitmap_destroy(void *bitmap) 1318 { 1319 free(bitmap); 1320 } 1321 1322 static void bmp_copy(void *dst, bmp_image *bmp) 1323 { 1324 u16 row, col; 1325 u8 *image; 1326 u8 *pdst = (u8 *)dst; 1327 1328 image = (u8 *)bmp->bitmap; 1329 for (row = 0; row != bmp->height; row++) { 1330 for (col = 0; col != bmp->width; col++) { 1331 size_t z = (row * bmp->width + col) * BYTES_PER_PIXEL; 1332 1333 *pdst++ = image[z + 2]; 1334 *pdst++ = image[z + 1]; 1335 *pdst++ = image[z + 0]; 1336 *pdst++ = image[z + 3]; 1337 } 1338 } 1339 } 1340 1341 static void *rockchip_logo_rotate(struct logo_info *logo, void *src) 1342 { 1343 void *dst_rotate; 1344 int width = logo->width; 1345 int height = logo->height; 1346 int width_rotate = logo->height & 0x3 ? (logo->height & ~0x3) + 4 : logo->height; 1347 int height_rotate = logo->width; 1348 int dst_size = width * height * logo->bpp >> 3; 1349 int dst_size_rotate = width_rotate * height_rotate * logo->bpp >> 3; 1350 int bytes_per_pixel = logo->bpp >> 3; 1351 int padded_width; 1352 int i, j; 1353 char *img_data; 1354 1355 if (!(logo->rotate == 90 || logo->rotate == 180 || logo->rotate == 270)) { 1356 printf("Unsupported rotation angle\n"); 1357 return NULL; 1358 } 1359 1360 img_data = (char *)malloc(dst_size); 1361 if (!img_data) { 1362 printf("failed to alloc memory for image data\n"); 1363 return NULL; 1364 } 1365 memcpy(img_data, src, dst_size); 1366 1367 dst_rotate = get_display_buffer(dst_size_rotate); 1368 if (!dst_rotate) 1369 return NULL; 1370 memset(dst_rotate, 0, dst_size_rotate); 1371 1372 switch (logo->rotate) { 1373 case 90: 1374 logo->width = width_rotate; 1375 logo->height = height_rotate; 1376 padded_width = height & 0x3 ? (height & ~0x3) + 4 : height; 1377 for (i = 0; i < height; i++) { 1378 for (j = 0; j < width; j++) { 1379 memcpy(dst_rotate + (j * padded_width * bytes_per_pixel) + 1380 (height - i - 1) * bytes_per_pixel, 1381 img_data + i * width * bytes_per_pixel + j * bytes_per_pixel, 1382 bytes_per_pixel); 1383 } 1384 } 1385 break; 1386 case 180: 1387 for (i = 0; i < height; i++) { 1388 for (j = 0; j < width; j++) { 1389 memcpy(dst_rotate + (height - i - 1) * width * bytes_per_pixel + 1390 (width - j - 1) * bytes_per_pixel, 1391 img_data + i * width * bytes_per_pixel + j * bytes_per_pixel, 1392 bytes_per_pixel); 1393 } 1394 } 1395 break; 1396 case 270: 1397 logo->width = width_rotate; 1398 logo->height = height_rotate; 1399 padded_width = height & 0x3 ? (height & ~0x3) + 4 : height; 1400 for (i = 0; i < height; i++) { 1401 for (j = 0; j < width; j++) { 1402 memcpy(dst_rotate + (width - j - 1) * padded_width * bytes_per_pixel + 1403 i * bytes_per_pixel, 1404 img_data + i * width * bytes_per_pixel + j * bytes_per_pixel, 1405 bytes_per_pixel); 1406 } 1407 } 1408 break; 1409 default: 1410 break; 1411 } 1412 1413 free(img_data); 1414 1415 return dst_rotate; 1416 } 1417 1418 static int load_bmp_logo(struct logo_info *logo, const char *bmp_name) 1419 { 1420 #ifdef CONFIG_ROCKCHIP_RESOURCE_IMAGE 1421 struct rockchip_logo_cache *logo_cache; 1422 bmp_bitmap_callback_vt bitmap_callbacks = { 1423 bitmap_create, 1424 bitmap_destroy, 1425 bitmap_get_buffer, 1426 }; 1427 bmp_result code; 1428 bmp_image bmp; 1429 void *bmp_data; 1430 void *dst = NULL; 1431 void *dst_rotate = NULL; 1432 int len, dst_size; 1433 int ret = 0; 1434 1435 if (!logo || !bmp_name) 1436 return -EINVAL; 1437 1438 logo_cache = find_or_alloc_logo_cache(bmp_name, logo->rotate); 1439 if (!logo_cache) 1440 return -ENOMEM; 1441 1442 if (logo_cache->logo.mem) { 1443 memcpy(logo, &logo_cache->logo, sizeof(*logo)); 1444 return 0; 1445 } 1446 1447 bmp_data = malloc(MAX_IMAGE_BYTES); 1448 if (!bmp_data) 1449 return -ENOMEM; 1450 1451 bmp_create(&bmp, &bitmap_callbacks); 1452 1453 len = rockchip_read_resource_file(bmp_data, bmp_name, 0, MAX_IMAGE_BYTES); 1454 if (len < 0) { 1455 ret = -EINVAL; 1456 goto free_bmp_data; 1457 } 1458 1459 /* analyse the BMP */ 1460 code = bmp_analyse(&bmp, len, bmp_data); 1461 if (code != BMP_OK) { 1462 printf("failed to parse bmp:%s header\n", bmp_name); 1463 ret = -EINVAL; 1464 goto free_bmp_data; 1465 } 1466 /* fix bpp to 32 */ 1467 logo->bpp = 32; 1468 logo->offset = 0; 1469 logo->ymirror = 0; 1470 logo->width = get_unaligned_le32(&bmp.width); 1471 logo->height = get_unaligned_le32(&bmp.height); 1472 dst_size = logo->width * logo->height * logo->bpp >> 3; 1473 /* decode the image to RGBA8888 format */ 1474 code = bmp_decode(&bmp); 1475 if (code != BMP_OK) { 1476 /* allow partially decoded images */ 1477 if (code != BMP_INSUFFICIENT_DATA && code != BMP_DATA_ERROR) { 1478 printf("failed to allocate the buffer of bmp:%s\n", bmp_name); 1479 ret = -EINVAL; 1480 goto free_bmp_data; 1481 } 1482 1483 /* skip if the partially decoded image would be ridiculously large */ 1484 if ((bmp.width * bmp.height) > 200000) { 1485 printf("partially decoded bmp:%s can not be too large\n", bmp_name); 1486 ret = -EINVAL; 1487 goto free_bmp_data; 1488 } 1489 } 1490 1491 dst = get_display_buffer(dst_size); 1492 if (!dst) { 1493 ret = -ENOMEM; 1494 goto free_bmp_data; 1495 } 1496 bmp_copy(dst, &bmp); 1497 1498 if (logo->rotate) { 1499 dst_rotate = rockchip_logo_rotate(logo, dst); 1500 if (dst_rotate) { 1501 dst = dst_rotate; 1502 dst_size = logo->width * logo->height * logo->bpp >> 3; 1503 } 1504 printf("logo ratate %d\n", logo->rotate); 1505 } 1506 logo->mem = dst; 1507 1508 memcpy(&logo_cache->logo, logo, sizeof(*logo)); 1509 logo_cache->logo_rotate = logo->rotate; 1510 1511 flush_dcache_range((ulong)dst, ALIGN((ulong)dst + dst_size, CONFIG_SYS_CACHELINE_SIZE)); 1512 free_bmp_data: 1513 /* clean up */ 1514 bmp_finalise(&bmp); 1515 free(bmp_data); 1516 1517 return ret; 1518 #else 1519 return -EINVAL; 1520 #endif 1521 } 1522 1523 void rockchip_show_fbbase(ulong fbbase) 1524 { 1525 struct display_state *s; 1526 1527 list_for_each_entry(s, &rockchip_display_list, head) { 1528 s->logo.mode = ROCKCHIP_DISPLAY_FULLSCREEN; 1529 s->logo.mem = (char *)fbbase; 1530 s->logo.width = DRM_ROCKCHIP_FB_WIDTH; 1531 s->logo.height = DRM_ROCKCHIP_FB_HEIGHT; 1532 s->logo.bpp = 32; 1533 s->logo.ymirror = 0; 1534 1535 display_logo(s); 1536 } 1537 } 1538 1539 int rockchip_show_bmp(const char *bmp) 1540 { 1541 struct display_state *s; 1542 int ret = 0; 1543 1544 if (!bmp) { 1545 list_for_each_entry(s, &rockchip_display_list, head) 1546 display_disable(s); 1547 return -ENOENT; 1548 } 1549 1550 list_for_each_entry(s, &rockchip_display_list, head) { 1551 s->logo.mode = s->charge_logo_mode; 1552 if (load_bmp_logo(&s->logo, bmp)) 1553 continue; 1554 ret = display_logo(s); 1555 } 1556 1557 return ret; 1558 } 1559 1560 int rockchip_show_logo(void) 1561 { 1562 struct display_state *s; 1563 struct display_state *ms = NULL; 1564 int ret = 0; 1565 int count = 0; 1566 1567 list_for_each_entry(s, &rockchip_display_list, head) { 1568 s->logo.mode = s->logo_mode; 1569 s->logo.rotate = s->logo_rotate; 1570 if (load_bmp_logo(&s->logo, s->ulogo_name)) { 1571 printf("failed to display uboot logo\n"); 1572 } else { 1573 ret = display_logo(s); 1574 if (ret == -EAGAIN) 1575 ms = s; 1576 } 1577 /* Load kernel bmp in rockchip_display_fixup() later */ 1578 } 1579 1580 /* 1581 * For rk3566, the mirror win must be enabled after the related 1582 * source win. If error code is EAGAIN, the mirror win may be 1583 * first enabled unexpectedly, and we will move the enabling process 1584 * as follows. 1585 */ 1586 if (ms) { 1587 while (count < 5) { 1588 ret = display_logo(ms); 1589 if (ret != -EAGAIN) 1590 break; 1591 mdelay(10); 1592 count++; 1593 } 1594 } 1595 1596 return ret; 1597 } 1598 1599 int rockchip_vop_dump(const char *cmd) 1600 { 1601 struct display_state *state; 1602 struct crtc_state *crtc_state; 1603 struct rockchip_crtc *crtc; 1604 const struct rockchip_crtc_funcs *crtc_funcs; 1605 int ret = -EINVAL; 1606 1607 list_for_each_entry(state, &rockchip_display_list, head) { 1608 if (!state->is_init) 1609 continue; 1610 crtc_state = &state->crtc_state; 1611 crtc = crtc_state->crtc; 1612 crtc_funcs = crtc->funcs; 1613 1614 if (!cmd) 1615 ret = crtc_funcs->active_regs_dump(state); 1616 else if (!strcmp(cmd, "a") || !strcmp(cmd, "all")) 1617 ret = crtc_funcs->regs_dump(state); 1618 if (!ret) 1619 break; 1620 } 1621 1622 if (ret) 1623 ret = CMD_RET_USAGE; 1624 1625 return ret; 1626 } 1627 1628 enum { 1629 PORT_DIR_IN, 1630 PORT_DIR_OUT, 1631 }; 1632 1633 const struct device_node *rockchip_of_graph_get_port_by_id(ofnode node, int id) 1634 { 1635 ofnode ports, port; 1636 u32 reg; 1637 1638 ports = ofnode_find_subnode(node, "ports"); 1639 if (!ofnode_valid(ports)) 1640 return NULL; 1641 1642 ofnode_for_each_subnode(port, ports) { 1643 if (ofnode_read_u32(port, "reg", ®)) 1644 continue; 1645 1646 if (reg == id) 1647 break; 1648 } 1649 1650 if (reg == id) 1651 return ofnode_to_np(port); 1652 1653 return NULL; 1654 } 1655 1656 static const struct device_node *rockchip_of_graph_get_port_parent(ofnode port) 1657 { 1658 ofnode parent; 1659 int is_ports_node; 1660 1661 parent = ofnode_get_parent(port); 1662 is_ports_node = strstr(ofnode_to_np(parent)->full_name, "ports") ? 1 : 0; 1663 if (is_ports_node) 1664 parent = ofnode_get_parent(parent); 1665 1666 return ofnode_to_np(parent); 1667 } 1668 1669 const struct device_node * 1670 rockchip_of_graph_get_endpoint_by_regs(ofnode node, int port, int endpoint) 1671 { 1672 const struct device_node *port_node; 1673 ofnode ep; 1674 u32 reg; 1675 1676 port_node = rockchip_of_graph_get_port_by_id(node, port); 1677 if (!port_node) 1678 return NULL; 1679 1680 ofnode_for_each_subnode(ep, np_to_ofnode(port_node)) { 1681 if (ofnode_read_u32(ep, "reg", ®)) 1682 break; 1683 if (reg == endpoint) 1684 break; 1685 } 1686 1687 if (!ofnode_valid(ep)) 1688 return NULL; 1689 1690 return ofnode_to_np(ep); 1691 } 1692 1693 static const struct device_node * 1694 rockchip_of_graph_get_remote_node(ofnode node, int port, int endpoint) 1695 { 1696 const struct device_node *ep_node; 1697 ofnode ep; 1698 uint phandle; 1699 1700 ep_node = rockchip_of_graph_get_endpoint_by_regs(node, port, endpoint); 1701 if (!ep_node) 1702 return NULL; 1703 1704 if (ofnode_read_u32(np_to_ofnode(ep_node), "remote-endpoint", &phandle)) 1705 return NULL; 1706 1707 ep = ofnode_get_by_phandle(phandle); 1708 if (!ofnode_valid(ep)) 1709 return NULL; 1710 1711 return ofnode_to_np(ep); 1712 } 1713 1714 static int rockchip_of_find_panel(struct udevice *dev, struct rockchip_panel **panel) 1715 { 1716 const struct device_node *ep_node, *panel_node; 1717 ofnode panel_ofnode, port; 1718 struct udevice *panel_dev; 1719 int ret = 0; 1720 1721 *panel = NULL; 1722 panel_ofnode = dev_read_subnode(dev, "panel"); 1723 if (ofnode_valid(panel_ofnode) && ofnode_is_available(panel_ofnode)) { 1724 ret = uclass_get_device_by_ofnode(UCLASS_PANEL, panel_ofnode, 1725 &panel_dev); 1726 if (!ret) 1727 goto found; 1728 } 1729 1730 ep_node = rockchip_of_graph_get_remote_node(dev->node, PORT_DIR_OUT, 0); 1731 if (!ep_node) 1732 return -ENODEV; 1733 1734 port = ofnode_get_parent(np_to_ofnode(ep_node)); 1735 if (!ofnode_valid(port)) 1736 return -ENODEV; 1737 1738 panel_node = rockchip_of_graph_get_port_parent(port); 1739 if (!panel_node) 1740 return -ENODEV; 1741 1742 ret = uclass_get_device_by_ofnode(UCLASS_PANEL, np_to_ofnode(panel_node), &panel_dev); 1743 if (!ret) 1744 goto found; 1745 1746 return -ENODEV; 1747 1748 found: 1749 *panel = (struct rockchip_panel *)dev_get_driver_data(panel_dev); 1750 return 0; 1751 } 1752 1753 static int rockchip_of_find_bridge(struct udevice *dev, struct rockchip_bridge **bridge) 1754 { 1755 const struct device_node *ep_node, *bridge_node; 1756 ofnode port; 1757 struct udevice *bridge_dev; 1758 int ret = 0; 1759 1760 ep_node = rockchip_of_graph_get_remote_node(dev->node, PORT_DIR_OUT, 0); 1761 if (!ep_node) 1762 return -ENODEV; 1763 1764 port = ofnode_get_parent(np_to_ofnode(ep_node)); 1765 if (!ofnode_valid(port)) 1766 return -ENODEV; 1767 1768 bridge_node = rockchip_of_graph_get_port_parent(port); 1769 if (!bridge_node) 1770 return -ENODEV; 1771 1772 ret = uclass_get_device_by_ofnode(UCLASS_VIDEO_BRIDGE, np_to_ofnode(bridge_node), 1773 &bridge_dev); 1774 if (!ret) 1775 goto found; 1776 1777 return -ENODEV; 1778 1779 found: 1780 *bridge = (struct rockchip_bridge *)dev_get_driver_data(bridge_dev); 1781 return 0; 1782 } 1783 1784 static int rockchip_of_find_panel_or_bridge(struct udevice *dev, struct rockchip_panel **panel, 1785 struct rockchip_bridge **bridge) 1786 { 1787 int ret = 0; 1788 1789 if (*panel) 1790 return 0; 1791 1792 *panel = NULL; 1793 *bridge = NULL; 1794 1795 if (panel) { 1796 ret = rockchip_of_find_panel(dev, panel); 1797 if (!ret) 1798 return 0; 1799 } 1800 1801 if (ret) { 1802 ret = rockchip_of_find_bridge(dev, bridge); 1803 if (!ret) 1804 ret = rockchip_of_find_panel_or_bridge((*bridge)->dev, panel, 1805 &(*bridge)->next_bridge); 1806 } 1807 1808 return ret; 1809 } 1810 1811 static struct rockchip_phy *rockchip_of_find_phy(struct udevice *dev) 1812 { 1813 struct udevice *phy_dev; 1814 int ret; 1815 1816 ret = uclass_get_device_by_phandle(UCLASS_PHY, dev, "phys", &phy_dev); 1817 if (ret) 1818 return NULL; 1819 1820 return (struct rockchip_phy *)dev_get_driver_data(phy_dev); 1821 } 1822 1823 static struct udevice *rockchip_of_find_connector_device(ofnode endpoint) 1824 { 1825 ofnode ep, port, ports, conn; 1826 uint phandle; 1827 struct udevice *dev; 1828 int ret; 1829 1830 if (ofnode_read_u32(endpoint, "remote-endpoint", &phandle)) 1831 return NULL; 1832 1833 ep = ofnode_get_by_phandle(phandle); 1834 if (!ofnode_valid(ep) || !ofnode_is_available(ep)) 1835 return NULL; 1836 1837 port = ofnode_get_parent(ep); 1838 if (!ofnode_valid(port)) 1839 return NULL; 1840 1841 ports = ofnode_get_parent(port); 1842 if (!ofnode_valid(ports)) 1843 return NULL; 1844 1845 conn = ofnode_get_parent(ports); 1846 if (!ofnode_valid(conn) || !ofnode_is_available(conn)) 1847 return NULL; 1848 1849 ret = uclass_get_device_by_ofnode(UCLASS_DISPLAY, conn, &dev); 1850 if (ret) 1851 return NULL; 1852 1853 return dev; 1854 } 1855 1856 static struct rockchip_connector *rockchip_of_get_connector(ofnode endpoint) 1857 { 1858 struct rockchip_connector *conn; 1859 struct udevice *dev; 1860 int ret; 1861 1862 dev = rockchip_of_find_connector_device(endpoint); 1863 if (!dev) { 1864 printf("Warn: can't find connect driver\n"); 1865 return NULL; 1866 } 1867 1868 conn = get_rockchip_connector_by_device(dev); 1869 if (!conn) 1870 return NULL; 1871 ret = rockchip_of_find_panel_or_bridge(dev, &conn->panel, &conn->bridge); 1872 if (ret) 1873 debug("Warn: no find panel or bridge\n"); 1874 1875 conn->phy = rockchip_of_find_phy(dev); 1876 1877 return conn; 1878 } 1879 1880 static struct rockchip_connector *rockchip_get_split_connector(struct rockchip_connector *conn) 1881 { 1882 char *conn_name; 1883 struct device_node *split_node; 1884 struct udevice *split_dev; 1885 struct rockchip_connector *split_conn; 1886 bool split_mode; 1887 int ret; 1888 1889 split_mode = ofnode_read_bool(conn->dev->node, "split-mode"); 1890 split_mode |= ofnode_read_bool(conn->dev->node, "dual-channel"); 1891 if (!split_mode) 1892 return NULL; 1893 1894 switch (conn->type) { 1895 case DRM_MODE_CONNECTOR_DisplayPort: 1896 conn_name = "dp"; 1897 break; 1898 case DRM_MODE_CONNECTOR_eDP: 1899 conn_name = "edp"; 1900 break; 1901 case DRM_MODE_CONNECTOR_HDMIA: 1902 conn_name = "hdmi"; 1903 break; 1904 case DRM_MODE_CONNECTOR_LVDS: 1905 conn_name = "lvds"; 1906 break; 1907 default: 1908 return NULL; 1909 } 1910 1911 split_node = of_alias_get_dev(conn_name, !conn->id); 1912 if (!split_node || !of_device_is_available(split_node)) 1913 return NULL; 1914 1915 ret = uclass_get_device_by_ofnode(UCLASS_DISPLAY, np_to_ofnode(split_node), &split_dev); 1916 if (ret) 1917 return NULL; 1918 1919 split_conn = get_rockchip_connector_by_device(split_dev); 1920 if (!split_conn) 1921 return NULL; 1922 ret = rockchip_of_find_panel_or_bridge(split_dev, &split_conn->panel, &split_conn->bridge); 1923 if (ret) 1924 debug("Warn: no find panel or bridge\n"); 1925 1926 split_conn->phy = rockchip_of_find_phy(split_dev); 1927 1928 return split_conn; 1929 } 1930 1931 static bool rockchip_get_display_path_status(ofnode endpoint) 1932 { 1933 ofnode ep; 1934 uint phandle; 1935 1936 if (ofnode_read_u32(endpoint, "remote-endpoint", &phandle)) 1937 return false; 1938 1939 ep = ofnode_get_by_phandle(phandle); 1940 if (!ofnode_valid(ep) || !ofnode_is_available(ep)) 1941 return false; 1942 1943 return true; 1944 } 1945 1946 #if defined(CONFIG_ROCKCHIP_RK3568) 1947 static int rockchip_display_fixup_dts(void *blob) 1948 { 1949 ofnode route_node, route_subnode, conn_ep, conn_port; 1950 const struct device_node *route_sub_devnode; 1951 const struct device_node *ep_node, *conn_ep_dev_node; 1952 u32 phandle; 1953 int conn_ep_offset; 1954 const char *route_sub_path, *path; 1955 1956 /* Don't go further if new variant after 1957 * reading PMUGRF_SOC_CON15 1958 */ 1959 if ((readl(0xfdc20100) & GENMASK(15, 14))) 1960 return 0; 1961 1962 route_node = ofnode_path("/display-subsystem/route"); 1963 if (!ofnode_valid(route_node)) 1964 return -EINVAL; 1965 1966 ofnode_for_each_subnode(route_subnode, route_node) { 1967 if (!ofnode_is_available(route_subnode)) 1968 continue; 1969 1970 route_sub_devnode = ofnode_to_np(route_subnode); 1971 route_sub_path = route_sub_devnode->full_name; 1972 if (!strstr(ofnode_get_name(route_subnode), "dsi") && 1973 !strstr(ofnode_get_name(route_subnode), "edp")) 1974 return 0; 1975 1976 phandle = ofnode_read_u32_default(route_subnode, "connect", -1); 1977 if (phandle < 0) { 1978 printf("Warn: can't find connect node's handle\n"); 1979 continue; 1980 } 1981 1982 ep_node = of_find_node_by_phandle(phandle); 1983 if (!ofnode_valid(np_to_ofnode(ep_node))) { 1984 printf("Warn: can't find endpoint node from phandle\n"); 1985 continue; 1986 } 1987 1988 ofnode_read_u32(np_to_ofnode(ep_node), "remote-endpoint", &phandle); 1989 conn_ep = ofnode_get_by_phandle(phandle); 1990 if (!ofnode_valid(conn_ep) || !ofnode_is_available(conn_ep)) 1991 return -ENODEV; 1992 1993 conn_port = ofnode_get_parent(conn_ep); 1994 if (!ofnode_valid(conn_port)) 1995 return -ENODEV; 1996 1997 ofnode_for_each_subnode(conn_ep, conn_port) { 1998 conn_ep_dev_node = ofnode_to_np(conn_ep); 1999 path = conn_ep_dev_node->full_name; 2000 ofnode_read_u32(conn_ep, "remote-endpoint", &phandle); 2001 conn_ep_offset = fdt_path_offset(blob, path); 2002 2003 if (!ofnode_is_available(conn_ep) && 2004 strstr(ofnode_get_name(conn_ep), "endpoint@0")) { 2005 do_fixup_by_path_u32(blob, route_sub_path, 2006 "connect", phandle, 1); 2007 fdt_status_okay(blob, conn_ep_offset); 2008 2009 } else if (ofnode_is_available(conn_ep) && 2010 strstr(ofnode_get_name(conn_ep), "endpoint@1")) { 2011 fdt_status_disabled(blob, conn_ep_offset); 2012 } 2013 } 2014 } 2015 2016 return 0; 2017 } 2018 #endif 2019 2020 static int rockchip_display_probe(struct udevice *dev) 2021 { 2022 struct video_priv *uc_priv = dev_get_uclass_priv(dev); 2023 struct video_uc_platdata *plat = dev_get_uclass_platdata(dev); 2024 const void *blob = gd->fdt_blob; 2025 int phandle; 2026 struct udevice *crtc_dev; 2027 struct rockchip_crtc *crtc; 2028 struct rockchip_connector *conn, *split_conn; 2029 struct display_state *s; 2030 const char *name; 2031 int ret; 2032 ofnode node, route_node, timing_node; 2033 struct device_node *port_node, *vop_node, *ep_node, *port_parent_node; 2034 struct public_phy_data *data; 2035 bool is_ports_node = false; 2036 2037 #if defined(CONFIG_ROCKCHIP_RK3568) 2038 rockchip_display_fixup_dts((void *)blob); 2039 #endif 2040 /* Before relocation we don't need to do anything */ 2041 if (!(gd->flags & GD_FLG_RELOC)) 2042 return 0; 2043 2044 data = malloc(sizeof(struct public_phy_data)); 2045 if (!data) { 2046 printf("failed to alloc phy data\n"); 2047 return -ENOMEM; 2048 } 2049 data->phy_init = false; 2050 2051 init_display_buffer(plat->base); 2052 2053 route_node = dev_read_subnode(dev, "route"); 2054 if (!ofnode_valid(route_node)) 2055 return -ENODEV; 2056 2057 ofnode_for_each_subnode(node, route_node) { 2058 if (!ofnode_is_available(node)) 2059 continue; 2060 phandle = ofnode_read_u32_default(node, "connect", -1); 2061 if (phandle < 0) { 2062 printf("Warn: can't find connect node's handle\n"); 2063 continue; 2064 } 2065 ep_node = of_find_node_by_phandle(phandle); 2066 if (!ofnode_valid(np_to_ofnode(ep_node))) { 2067 printf("Warn: can't find endpoint node from phandle\n"); 2068 continue; 2069 } 2070 port_node = of_get_parent(ep_node); 2071 if (!ofnode_valid(np_to_ofnode(port_node))) { 2072 printf("Warn: can't find port node from phandle\n"); 2073 continue; 2074 } 2075 2076 port_parent_node = of_get_parent(port_node); 2077 if (!ofnode_valid(np_to_ofnode(port_parent_node))) { 2078 printf("Warn: can't find port parent node from phandle\n"); 2079 continue; 2080 } 2081 2082 is_ports_node = strstr(port_parent_node->full_name, "ports") ? 1 : 0; 2083 if (is_ports_node) { 2084 vop_node = of_get_parent(port_parent_node); 2085 if (!ofnode_valid(np_to_ofnode(vop_node))) { 2086 printf("Warn: can't find crtc node from phandle\n"); 2087 continue; 2088 } 2089 } else { 2090 vop_node = port_parent_node; 2091 } 2092 2093 ret = uclass_get_device_by_ofnode(UCLASS_VIDEO_CRTC, 2094 np_to_ofnode(vop_node), 2095 &crtc_dev); 2096 if (ret) { 2097 printf("Warn: can't find crtc driver %d\n", ret); 2098 continue; 2099 } 2100 crtc = (struct rockchip_crtc *)dev_get_driver_data(crtc_dev); 2101 2102 conn = rockchip_of_get_connector(np_to_ofnode(ep_node)); 2103 if (!conn) { 2104 printf("Warn: can't get connect driver\n"); 2105 continue; 2106 } 2107 split_conn = rockchip_get_split_connector(conn); 2108 2109 s = malloc(sizeof(*s)); 2110 if (!s) 2111 continue; 2112 2113 memset(s, 0, sizeof(*s)); 2114 2115 INIT_LIST_HEAD(&s->head); 2116 ret = ofnode_read_string_index(node, "logo,uboot", 0, &name); 2117 if (!ret) 2118 memcpy(s->ulogo_name, name, strlen(name)); 2119 ret = ofnode_read_string_index(node, "logo,kernel", 0, &name); 2120 if (!ret) 2121 memcpy(s->klogo_name, name, strlen(name)); 2122 ret = ofnode_read_string_index(node, "logo,mode", 0, &name); 2123 if (!strcmp(name, "fullscreen")) 2124 s->logo_mode = ROCKCHIP_DISPLAY_FULLSCREEN; 2125 else 2126 s->logo_mode = ROCKCHIP_DISPLAY_CENTER; 2127 ret = ofnode_read_string_index(node, "charge_logo,mode", 0, &name); 2128 if (!strcmp(name, "fullscreen")) 2129 s->charge_logo_mode = ROCKCHIP_DISPLAY_FULLSCREEN; 2130 else 2131 s->charge_logo_mode = ROCKCHIP_DISPLAY_CENTER; 2132 2133 s->logo_rotate = ofnode_read_u32_default(node, "logo,rotate", 0); 2134 2135 s->force_output = ofnode_read_bool(node, "force-output"); 2136 2137 if (s->force_output) { 2138 timing_node = ofnode_find_subnode(node, "force_timing"); 2139 ret = display_get_force_timing_from_dts(timing_node, 2140 &s->force_mode, 2141 &s->conn_state.bus_flags); 2142 if (ofnode_read_u32(node, "force-bus-format", &s->force_bus_format)) 2143 s->force_bus_format = MEDIA_BUS_FMT_RGB888_1X24; 2144 } 2145 2146 s->blob = blob; 2147 s->conn_state.connector = conn; 2148 s->conn_state.secondary = NULL; 2149 s->conn_state.type = conn->type; 2150 if (split_conn) { 2151 s->conn_state.secondary = split_conn; 2152 s->conn_state.output_flags |= ROCKCHIP_OUTPUT_DUAL_CHANNEL_LEFT_RIGHT_MODE; 2153 s->conn_state.output_flags |= conn->id ? ROCKCHIP_OUTPUT_DATA_SWAP : 0; 2154 } 2155 s->conn_state.overscan.left_margin = 100; 2156 s->conn_state.overscan.right_margin = 100; 2157 s->conn_state.overscan.top_margin = 100; 2158 s->conn_state.overscan.bottom_margin = 100; 2159 s->crtc_state.node = np_to_ofnode(vop_node); 2160 s->crtc_state.port_node = port_node; 2161 s->crtc_state.dev = crtc_dev; 2162 s->crtc_state.crtc = crtc; 2163 s->crtc_state.crtc_id = get_crtc_id(np_to_ofnode(ep_node), is_ports_node); 2164 s->node = node; 2165 2166 if (is_ports_node) { /* only vop2 will get into here */ 2167 ofnode vp_node = np_to_ofnode(port_node); 2168 static bool get_plane_mask_from_dts; 2169 2170 s->crtc_state.ports_node = port_parent_node; 2171 if (!get_plane_mask_from_dts) { 2172 ofnode vp_sub_node; 2173 int vp_id = 0; 2174 bool vp_enable = false; 2175 2176 ofnode_for_each_subnode(vp_node, np_to_ofnode(port_parent_node)) { 2177 int cursor_plane = -1; 2178 2179 vp_id = ofnode_read_u32_default(vp_node, "reg", 0); 2180 2181 s->crtc_state.crtc->vps[vp_id].xmirror_en = 2182 ofnode_read_bool(vp_node, "xmirror-enable"); 2183 2184 ret = ofnode_read_u32_default(vp_node, "rockchip,plane-mask", 0); 2185 2186 cursor_plane = ofnode_read_u32_default(vp_node, "cursor-win-id", -1); 2187 s->crtc_state.crtc->vps[vp_id].cursor_plane = cursor_plane; 2188 if (ret) { 2189 s->crtc_state.crtc->vps[vp_id].plane_mask = ret; 2190 s->crtc_state.crtc->assign_plane |= true; 2191 s->crtc_state.crtc->vps[vp_id].primary_plane_id = 2192 ofnode_read_u32_default(vp_node, "rockchip,primary-plane", U8_MAX); 2193 printf("get vp%d plane mask:0x%x, primary id:%d, cursor_plane:%d, from dts\n", 2194 vp_id, 2195 s->crtc_state.crtc->vps[vp_id].plane_mask, 2196 s->crtc_state.crtc->vps[vp_id].primary_plane_id == U8_MAX ? -1 : 2197 s->crtc_state.crtc->vps[vp_id].primary_plane_id, 2198 cursor_plane); 2199 } 2200 2201 /* To check current vp status */ 2202 vp_enable = false; 2203 ofnode_for_each_subnode(vp_sub_node, vp_node) 2204 vp_enable |= rockchip_get_display_path_status(vp_sub_node); 2205 s->crtc_state.crtc->vps[vp_id].enable = vp_enable; 2206 } 2207 get_plane_mask_from_dts = true; 2208 } 2209 } 2210 2211 get_crtc_mcu_mode(&s->crtc_state, port_node, is_ports_node); 2212 2213 ret = ofnode_read_u32_default(s->crtc_state.node, 2214 "rockchip,dual-channel-swap", 0); 2215 s->crtc_state.dual_channel_swap = ret; 2216 2217 if (connector_phy_init(conn, data)) { 2218 printf("Warn: Failed to init phy drivers\n"); 2219 free(s); 2220 continue; 2221 } 2222 list_add_tail(&s->head, &rockchip_display_list); 2223 } 2224 2225 if (list_empty(&rockchip_display_list)) { 2226 debug("Failed to found available display route\n"); 2227 return -ENODEV; 2228 } 2229 rockchip_get_baseparameter(); 2230 display_pre_init(); 2231 2232 uc_priv->xsize = DRM_ROCKCHIP_FB_WIDTH; 2233 uc_priv->ysize = DRM_ROCKCHIP_FB_HEIGHT; 2234 uc_priv->bpix = VIDEO_BPP32; 2235 2236 #ifdef CONFIG_DRM_ROCKCHIP_VIDEO_FRAMEBUFFER 2237 rockchip_show_fbbase(plat->base); 2238 video_set_flush_dcache(dev, true); 2239 #endif 2240 2241 return 0; 2242 } 2243 2244 void rockchip_display_fixup(void *blob) 2245 { 2246 const struct rockchip_connector_funcs *conn_funcs; 2247 const struct rockchip_crtc_funcs *crtc_funcs; 2248 struct rockchip_connector *conn; 2249 const struct rockchip_crtc *crtc; 2250 struct display_state *s; 2251 int offset; 2252 int ret; 2253 const struct device_node *np; 2254 const char *path; 2255 const char *cacm_header; 2256 u64 aligned_memory_size; 2257 2258 if (fdt_node_offset_by_compatible(blob, 0, "rockchip,drm-logo") >= 0) { 2259 list_for_each_entry(s, &rockchip_display_list, head) { 2260 ret = load_bmp_logo(&s->logo, s->klogo_name); 2261 if (ret < 0) { 2262 s->is_klogo_valid = false; 2263 printf("VP%d fail to load kernel logo\n", s->crtc_state.crtc_id); 2264 } else { 2265 s->is_klogo_valid = true; 2266 } 2267 } 2268 2269 if (!get_display_size()) 2270 return; 2271 2272 aligned_memory_size = (u64)ALIGN(get_display_size(), align_size); 2273 offset = fdt_update_reserved_memory(blob, "rockchip,drm-logo", 2274 (u64)memory_start, 2275 aligned_memory_size); 2276 if (offset < 0) 2277 printf("failed to reserve drm-loader-logo memory\n"); 2278 2279 if (get_cubic_memory_size()) { 2280 aligned_memory_size = (u64)ALIGN(get_cubic_memory_size(), align_size); 2281 offset = fdt_update_reserved_memory(blob, "rockchip,drm-cubic-lut", 2282 (u64)cubic_lut_memory_start, 2283 aligned_memory_size); 2284 if (offset < 0) 2285 printf("failed to reserve drm-cubic-lut memory\n"); 2286 } 2287 } else { 2288 printf("can't found rockchip,drm-logo, use rockchip,fb-logo\n"); 2289 /* Compatible with rkfb display, only need reserve memory */ 2290 offset = fdt_update_reserved_memory(blob, "rockchip,fb-logo", 2291 (u64)memory_start, 2292 MEMORY_POOL_SIZE); 2293 if (offset < 0) 2294 printf("failed to reserve fb-loader-logo memory\n"); 2295 else 2296 list_for_each_entry(s, &rockchip_display_list, head) 2297 load_kernel_bmp_logo(&s->logo, s->klogo_name); 2298 return; 2299 } 2300 2301 list_for_each_entry(s, &rockchip_display_list, head) { 2302 /* 2303 * If plane mask is not set in dts, fixup dts to assign it 2304 * whether crtc is initialized or not. 2305 */ 2306 if (s->crtc_state.crtc->funcs->fixup_dts && !s->crtc_state.crtc->assign_plane) 2307 s->crtc_state.crtc->funcs->fixup_dts(s, blob); 2308 2309 if (!s->is_init || !s->is_klogo_valid) 2310 continue; 2311 2312 conn = s->conn_state.connector; 2313 if (!conn) 2314 continue; 2315 conn_funcs = conn->funcs; 2316 if (!conn_funcs) { 2317 printf("failed to get exist connector\n"); 2318 continue; 2319 } 2320 2321 if (s->conn_state.secondary && 2322 s->conn_state.secondary->type != DRM_MODE_CONNECTOR_LVDS) { 2323 s->conn_state.mode.clock *= 2; 2324 s->conn_state.mode.hdisplay *= 2; 2325 } 2326 2327 crtc = s->crtc_state.crtc; 2328 if (!crtc) 2329 continue; 2330 2331 crtc_funcs = crtc->funcs; 2332 if (!crtc_funcs) { 2333 printf("failed to get exist crtc\n"); 2334 continue; 2335 } 2336 2337 np = ofnode_to_np(s->node); 2338 path = np->full_name; 2339 fdt_increase_size(blob, 0x400); 2340 #define FDT_SET_U32(name, val) \ 2341 do_fixup_by_path_u32(blob, path, name, val, 1); 2342 2343 offset = s->logo.offset + (u32)(unsigned long)s->logo.mem 2344 - memory_start; 2345 FDT_SET_U32("logo,offset", offset); 2346 FDT_SET_U32("logo,width", s->logo.width); 2347 FDT_SET_U32("logo,height", s->logo.height); 2348 FDT_SET_U32("logo,bpp", s->logo.bpp); 2349 FDT_SET_U32("logo,ymirror", s->logo.ymirror); 2350 FDT_SET_U32("video,clock", s->conn_state.mode.clock); 2351 FDT_SET_U32("video,hdisplay", s->conn_state.mode.hdisplay); 2352 FDT_SET_U32("video,vdisplay", s->conn_state.mode.vdisplay); 2353 FDT_SET_U32("video,crtc_hsync_end", s->conn_state.mode.crtc_hsync_end); 2354 FDT_SET_U32("video,crtc_vsync_end", s->conn_state.mode.crtc_vsync_end); 2355 FDT_SET_U32("video,vrefresh", 2356 drm_mode_vrefresh(&s->conn_state.mode)); 2357 FDT_SET_U32("video,flags", s->conn_state.mode.flags); 2358 FDT_SET_U32("video,aspect_ratio", s->conn_state.mode.picture_aspect_ratio); 2359 FDT_SET_U32("overscan,left_margin", s->conn_state.overscan.left_margin); 2360 FDT_SET_U32("overscan,right_margin", s->conn_state.overscan.right_margin); 2361 FDT_SET_U32("overscan,top_margin", s->conn_state.overscan.top_margin); 2362 FDT_SET_U32("overscan,bottom_margin", s->conn_state.overscan.bottom_margin); 2363 2364 if (s->conn_state.disp_info) { 2365 cacm_header = (const char*)&s->conn_state.disp_info->cacm_header; 2366 2367 FDT_SET_U32("bcsh,brightness", s->conn_state.disp_info->bcsh_info.brightness); 2368 FDT_SET_U32("bcsh,contrast", s->conn_state.disp_info->bcsh_info.contrast); 2369 FDT_SET_U32("bcsh,saturation", s->conn_state.disp_info->bcsh_info.saturation); 2370 FDT_SET_U32("bcsh,hue", s->conn_state.disp_info->bcsh_info.hue); 2371 2372 if (!strncasecmp(cacm_header, "CACM", 4)) { 2373 FDT_SET_U32("post-csc,hue", 2374 s->conn_state.disp_info->csc_info.hue); 2375 FDT_SET_U32("post-csc,saturation", 2376 s->conn_state.disp_info->csc_info.saturation); 2377 FDT_SET_U32("post-csc,contrast", 2378 s->conn_state.disp_info->csc_info.contrast); 2379 FDT_SET_U32("post-csc,brightness", 2380 s->conn_state.disp_info->csc_info.brightness); 2381 FDT_SET_U32("post-csc,r-gain", 2382 s->conn_state.disp_info->csc_info.r_gain); 2383 FDT_SET_U32("post-csc,g-gain", 2384 s->conn_state.disp_info->csc_info.g_gain); 2385 FDT_SET_U32("post-csc,b-gain", 2386 s->conn_state.disp_info->csc_info.b_gain); 2387 FDT_SET_U32("post-csc,r-offset", 2388 s->conn_state.disp_info->csc_info.r_offset); 2389 FDT_SET_U32("post-csc,g-offset", 2390 s->conn_state.disp_info->csc_info.g_offset); 2391 FDT_SET_U32("post-csc,b-offset", 2392 s->conn_state.disp_info->csc_info.b_offset); 2393 FDT_SET_U32("post-csc,enable", 2394 s->conn_state.disp_info->csc_info.csc_enable); 2395 } 2396 } 2397 2398 if (s->conn_state.disp_info->cubic_lut_data.size && 2399 CONFIG_ROCKCHIP_CUBIC_LUT_SIZE) 2400 FDT_SET_U32("cubic_lut,offset", get_cubic_lut_offset(s->crtc_state.crtc_id)); 2401 2402 #undef FDT_SET_U32 2403 } 2404 } 2405 2406 int rockchip_display_bind(struct udevice *dev) 2407 { 2408 struct video_uc_platdata *plat = dev_get_uclass_platdata(dev); 2409 2410 plat->size = DRM_ROCKCHIP_FB_SIZE + MEMORY_POOL_SIZE; 2411 2412 return 0; 2413 } 2414 2415 static const struct udevice_id rockchip_display_ids[] = { 2416 { .compatible = "rockchip,display-subsystem" }, 2417 { } 2418 }; 2419 2420 U_BOOT_DRIVER(rockchip_display) = { 2421 .name = "rockchip_display", 2422 .id = UCLASS_VIDEO, 2423 .of_match = rockchip_display_ids, 2424 .bind = rockchip_display_bind, 2425 .probe = rockchip_display_probe, 2426 }; 2427 2428 static int do_rockchip_logo_show(cmd_tbl_t *cmdtp, int flag, int argc, 2429 char *const argv[]) 2430 { 2431 if (argc != 1) 2432 return CMD_RET_USAGE; 2433 2434 rockchip_show_logo(); 2435 2436 return 0; 2437 } 2438 2439 static int do_rockchip_show_bmp(cmd_tbl_t *cmdtp, int flag, int argc, 2440 char *const argv[]) 2441 { 2442 if (argc != 2) 2443 return CMD_RET_USAGE; 2444 2445 rockchip_show_bmp(argv[1]); 2446 2447 return 0; 2448 } 2449 2450 static int do_rockchip_vop_dump(cmd_tbl_t *cmdtp, int flag, int argc, 2451 char *const argv[]) 2452 { 2453 int ret; 2454 2455 if (argc < 1 || argc > 2) 2456 return CMD_RET_USAGE; 2457 2458 ret = rockchip_vop_dump(argv[1]); 2459 2460 return ret; 2461 } 2462 2463 U_BOOT_CMD( 2464 rockchip_show_logo, 1, 1, do_rockchip_logo_show, 2465 "load and display log from resource partition", 2466 NULL 2467 ); 2468 2469 U_BOOT_CMD( 2470 rockchip_show_bmp, 2, 1, do_rockchip_show_bmp, 2471 "load and display bmp from resource partition", 2472 " <bmp_name>" 2473 ); 2474 2475 U_BOOT_CMD( 2476 vop_dump, 2, 1, do_rockchip_vop_dump, 2477 "dump vop regs", 2478 " [a/all]" 2479 ); 2480