drivers/video/sprdfb/sprdfb_panel.c

   1 /*
   2  * Copyright (C) 2012 Spreadtrum Communications Inc.
   3  *
   4  */
   5
   6 #include <common.h>
   7 #include <lcd.h>
   8 #include <asm/arch/sprd_lcd.h>
   9 #include <asm/arch/dispc_reg.h>
  10
  11 #include "sprdfb.h"
  12
  13 extern struct panel_if_ctrl sprdfb_mcu_ctrl;
  14 extern struct panel_if_ctrl sprdfb_rgb_ctrl;
  15 extern struct panel_if_ctrl sprdfb_mipi_ctrl;
  16
  17 extern struct panel_spec lcd_s6e8aa5x01_mipi_spec;
  18 extern struct panel_spec lcd_s6e88oa_mipi_spec;
  19 extern struct panel_spec lcd_nt35510_mipi_spec;
  20 extern struct panel_spec lcd_nt35516_mipi_spec;
  21 extern struct panel_spec lcd_nt35516_mcu_spec;
  22 extern struct panel_spec lcd_nt35516_rgb_spi_spec;
  23 extern struct panel_spec lcd_otm8018b_mipi_spec;
  24 extern struct panel_spec lcd_hx8363_mcu_spec;
  25 extern struct panel_spec lcd_panel_hx8363_rgb_spi_spec;
  26 extern struct panel_spec lcd_panel_hx8363_rgb_spi_spec_viva;
  27 extern struct panel_spec lcd_s6d0139_spec;
  28 extern struct panel_spec lcd_otm1283a_mipi_spec;
  29 extern struct panel_spec lcd_ssd2075_mipi_spec;
  30 extern struct panel_spec lcd_panel_st7789v;
  31 extern struct panel_spec lcd_panel_sc7798_rgb_spi;
  32 extern struct panel_spec lcd_hx8369b_mipi_spec;
  33 extern struct panel_spec lcd_sd7798d_mipi_spec;
  34 extern struct panel_spec lcd_nt35502_mipi_spec;
  35 extern struct panel_spec lcd_panel_ili9341;
  36 extern struct panel_spec lcd_panel_ili9486;
  37 extern struct panel_spec lcd_panel_ili9486_rgb_spi;
  38 extern struct panel_spec lcd_ili9486s1_mipi_spec;
  39 extern struct panel_spec lcd_nt51017_mipi_lvds_spec;
  40 extern struct panel_spec lcd_t8861_mipi_spec;
  41 extern struct panel_spec lcd_hx8379a_mipi_spec;
  42 extern struct panel_spec lcd_hx8389c_mipi_spec;
  43 extern struct panel_spec ili6150_lvds_spec;
  44 extern struct panel_spec lcd_rm68180_mipi_spec;
  45 extern struct panel_spec lcd_ili9806e_mipi_spec;
  46 extern struct panel_spec lcd_ili9806e_2_mipi_spec;
  47 extern struct panel_spec lcd_otm8019a_mipi_spec;
  48 extern struct panel_spec lcd_fl10802_mipi_spec;
  49 extern struct panel_spec lcd_jd9161_mipi_spec;
  50 extern struct panel_spec lcd_hx8369b_mipi_vivaltoVE_spec;
  51 extern struct panel_spec lcd_vx5b3d_mipi_spec;
  52 extern struct panel_spec lcd_hx8369b_grandneo_mipi_spec;
  53 extern struct panel_spec lcd_hx8369b_tshark2_j3_mipi_spec;
  54 extern struct panel_spec lcd_sd7798d_mipi_spec;
  55 extern struct panel_spec lcd_s6d77a1_mipi_spec;
  56 extern struct panel_spec lcd_nt51017_mipi_spec;
  57 extern struct panel_spec lcd_hx8394d_mipi_spec;
  58
  59 struct gpio_chip;
  60
  61 extern void save_lcd_id_to_kernel(uint32_t id);
  62 extern int sprd_gpio_request(struct gpio_chip *chip, unsigned offset);
  63 extern int sprd_gpio_direction_output(struct gpio_chip *chip, unsigned offset, int value);
  64 extern void sprd_gpio_set(struct gpio_chip *chip, unsigned offset, int value);
  65
  66 void sprdfb_panel_remove(struct sprdfb_device *dev);
  67
  68 static ushort colormap[256];
  69
  70 static struct panel_cfg panel_cfg[] = {
  71 #ifdef CONFIG_FB_LCD_S6E8AA5X01_MIPI
  72 {
  73         .lcd_id = 0x400002,
  74         .panel = &lcd_s6e8aa5x01_mipi_spec,
  75 },
  76 #endif
  77 #ifdef CONFIG_FB_LCD_S6E88OA_MIPI
  78 {
  79         .lcd_id = 0x6e880a,
  80         .panel = &lcd_s6e88oa_mipi_spec,
  81 },
  82 #endif
  83 #ifdef CONFIG_FB_LCD_NT35510_MIPI
  84         {
  85                 .lcd_id = 0x10,
  86                 .panel = &lcd_nt35510_mipi_spec,
  87         },
  88 #endif
  89
  90 #ifdef CONFIG_FB_LCD_NT35516_MIPI
  91         {
  92                 .lcd_id = 0x16,
  93                 .panel = &lcd_nt35516_mipi_spec,
  94         },
  95 #endif
  96
  97 #ifdef CONFIG_FB_LCD_HX8394D_MIPI
  98         {
  99                 .lcd_id = 0x8394,
 100                 .panel = &lcd_hx8394d_mipi_spec,
 101         },
 102 #endif
 103
 104 #ifdef CONFIG_FB_LCD_NT35516_MCU
 105         {
 106                 .lcd_id = 0x16,
 107                 .panel = &lcd_nt35516_mcu_spec,
 108         },
 109 #endif
 110
 111 #ifdef CONFIG_FB_LCD_NT35516_RGB_SPI
 112         {
 113                 .lcd_id = 0x16,
 114                 .panel = &lcd_nt35516_rgb_spi_spec,
 115         },
 116 #endif
 117
 118 #ifdef CONFIG_FB_LCD_OTM8018B_MIPI
 119         {
 120                 .lcd_id = 0x18,
 121                 .panel = &lcd_otm8018b_mipi_spec,
 122         },
 123 #endif
 124
 125 #ifdef CONFIG_FB_LCD_HX8363_MCU
 126         {
 127                 .lcd_id = 0x18,
 128                 .panel = &lcd_hx8363_mcu_spec,
 129         },
 130 #endif
 131
 132 #ifdef CONFIG_FB_LCD_VIVA_RGB_SPI
 133         {
 134                 .lcd_id = 0x63,
 135                 .panel = &lcd_panel_hx8363_rgb_spi_spec_viva,
 136         },
 137 #endif
 138
 139 #ifdef CONFIG_FB_LCD_RM68180_MIPI
 140         {
 141                 .lcd_id = 0x80,
 142                 .panel = &lcd_rm68180_mipi_spec,
 143         },
 144 #endif
 145
 146 #ifdef CONFIG_FB_LCD_HX8363_RGB_SPI
 147         {
 148                 .lcd_id = 0x84,
 149                 .panel = &lcd_panel_hx8363_rgb_spi_spec,
 150         },
 151 #endif
 152
 153 #ifdef CONFIG_FB_LCD_S6D0139
 154         {
 155                 .lcd_id = 0x139,
 156                 .panel = &lcd_s6d0139_spec,
 157         },
 158 #endif
 159
 160 #ifdef CONFIG_FB_LCD_OTM1283A_MIPI
 161         {
 162                 .lcd_id = 0x1283,
 163                 .panel = &lcd_otm1283a_mipi_spec,
 164         },
 165 #endif
 166
 167 #ifdef CONFIG_FB_LCD_SSD2075_MIPI
 168         {
 169                 .lcd_id = 0x2075,
 170                 .panel = &lcd_ssd2075_mipi_spec,
 171         },
 172 #endif
 173
 174 #ifdef CONFIG_FB_LCD_ST7789V_MCU
 175         {
 176                 .lcd_id = 0x7789,
 177                 .panel = &lcd_panel_st7789v,
 178         },
 179 #endif
 180
 181 #ifdef CONFIG_FB_LCD_SC7798_RGB_SPI
 182         {
 183                 .lcd_id = 0x7798,
 184                 .panel = &lcd_panel_sc7798_rgb_spi,
 185         },
 186 #endif
 187
 188 #if defined(CONFIG_FB_LCD_HX8369B_MIPI) || defined(CONFIG_FB_LCD_HX8369B_MIPI_COREPRIMELITE)
 189         {
 190                 .lcd_id = 0x8369,
 191                 .panel = &lcd_hx8369b_mipi_spec,
 192         },
 193 #endif
 194
 195 #if defined (CONFIG_FB_LCD_HX8369B_MIPI) ||defined (CONFIG_FB_LCD_HX8369B_MIPI_KIRAN3G)
 196         {
 197                 .lcd_id = 0x8369,
 198                 .panel = &lcd_hx8369b_mipi_spec,
 199         },
 200 #endif
 201
 202 #if defined(CONFIG_FB_LCD_SD7798D_MIPI_COREPRIMELITE)
 203         {
 204                 .lcd_id = 0x55b8f0,
 205                 .panel = &lcd_sd7798d_mipi_spec,
 206         },
 207 #endif
 208
 209 #ifdef CONFIG_FB_LCD_NT35502_MIPI
 210         {
 211                 .lcd_id = 0x8370,
 212                 .panel = &lcd_nt35502_mipi_spec,
 213         },
 214 #endif
 215
 216 #ifdef CONFIG_FB_LCD_NT51017_MIPI
 217         {
 218                 .lcd_id = 0x51017,
 219                 .panel = &lcd_nt51017_mipi_spec,
 220         },
 221 #endif
 222
 223
 224 #ifdef CONFIG_FB_LCD_ILI9341
 225         {
 226                 .lcd_id = 0x9341,
 227                 .panel = &lcd_panel_ili9341,
 228         },
 229 #endif
 230
 231 #ifdef CONFIG_FB_LCD_ILI9486
 232         {
 233                 .lcd_id = 0x9486,
 234                 .panel = &lcd_panel_ili9486,
 235         },
 236 #endif
 237
 238 #ifdef CONFIG_FB_LCD_ILI9486_RGB_SPI
 239         {
 240                 .lcd_id = 0x9486,
 241                 .panel = &lcd_panel_ili9486_rgb_spi,
 242         },
 243 #endif
 244
 245 #ifdef CONFIG_FB_LCD_ILI9486S1_MIPI
 246         {
 247                 .lcd_id = 0x8370,
 248                 .panel = &lcd_ili9486s1_mipi_spec,
 249         },
 250 #endif
 251
 252 #ifdef CONFIG_FB_LCD_HX8369B_MIPI_VIVALTO_VE
 253         {
 254                 .lcd_id = 0x8369,
 255                 .panel = &lcd_hx8369b_mipi_vivaltoVE_spec,
 256         },
 257 #endif
 258
 259 #ifdef CONFIG_FB_LCD_VX5B3D_MIPI
 260         {
 261                 .lcd_id = 0x8282,
 262                 .panel = &lcd_vx5b3d_mipi_spec,
 263         },
 264 #endif
 265
 266 #ifdef CONFIG_FB_LCD_GRANDNEO_MIPI
 267         {
 268                 .lcd_id = 0x8369,
 269                 .panel = &lcd_hx8369b_grandneo_mipi_spec,
 270         },
 271 #endif
 272
 273 #ifdef CONFIG_FB_LCD_TSHARK2_J3_MIPI
 274         {
 275                 .lcd_id = 0x8369,
 276                 .panel = &lcd_hx8369b_tshark2_j3_mipi_spec,
 277         },
 278 #endif
 279
 280 #ifdef CONFIG_FB_LCD_SD7798D_MIPI
 281         {
 282                 .lcd_id = 0x55b8f0,
 283                 .panel = &lcd_sd7798d_mipi_spec,
 284         },
 285 #endif
 286
 287 #ifdef CONFIG_FB_LCD_S6D77A1_MIPI_PIKEA_J1
 288         {
 289                 .lcd_id = 0x55b810,
 290                 .panel = &lcd_s6d77a1_mipi_spec,
 291         },
 292 #endif
 293
 294 #ifdef CONFIG_FB_LCD_NT51017_LVDS
 295         {
 296                 .lcd_id = 0xC749,
 297                 .panel = &lcd_nt51017_mipi_lvds_spec,
 298         },
 299 #endif
 300 #ifdef CONFIG_FB_LCD_T8861_MIPI
 301         {
 302                 .lcd_id = 0x04,
 303                 .panel = &lcd_t8861_mipi_spec,
 304         },
 305 #endif
 306 #ifdef CONFIG_FB_LCD_HX8379A_MIPI
 307         {
 308                 .lcd_id = 0x8379,
 309                 .panel = &lcd_hx8379a_mipi_spec,
 310         },
 311 #endif
 312 #ifdef CONFIG_FB_LCD_HX8389C_MIPI
 313 {
 314         .lcd_id = 0x8389,
 315         .panel = &lcd_hx8389c_mipi_spec,
 316 },
 317 #endif
 318 #ifdef CONFIG_FB_LCD_ILI6150_LVDS
 319 {
 320     .lcd_id = 0x1806,
 321     .panel = &ili6150_lvds_spec,
 322 },
 323 #endif
 324 #ifdef CONFIG_FB_LCD_ILI9806E_MIPI
 325 {
 326     .lcd_id = 0x4,
 327     .panel = &lcd_ili9806e_mipi_spec,
 328 },
 329 #endif
 330 #ifdef CONFIG_FB_LCD_ILI9806E_2_MIPI
 331 {
 332     .lcd_id = 0x980602,
 333     .panel = &lcd_ili9806e_2_mipi_spec,
 334 },
 335 #endif
 336 #ifdef CONFIG_FB_LCD_OTM8019A_MIPI
 337         {
 338                 .lcd_id = 0x8019,
 339                 .panel = &lcd_otm8019a_mipi_spec,
 340         },
 341 #endif
 342 #ifdef CONFIG_FB_LCD_FL10802_MIPI
 343         {
 344                 .lcd_id = 0x1080,
 345                 .panel = &lcd_fl10802_mipi_spec,
 346         },
 347 #endif
 348 #ifdef CONFIG_FB_LCD_JD9161_MIPI
 349         {
 350                 .lcd_id = 0x916100,
 351                 .panel = &lcd_jd9161_mipi_spec,
 352         },
 353 #endif
 354
 355 #ifdef CONFIG_FB_LCD_HX8394D_MIPI
 356 {
 357         .lcd_id = 0x8394,
 358         .panel = &lcd_hx8394d_mipi_spec,
 359 },
 360 #endif
 361 };
 362
 363 #ifdef CONFIG_LCD_FWVGA
 364 vidinfo_t panel_info = {
 365         .vl_col = 480,
 366         .vl_bpix = 4,
 367         .vl_row = 854,
 368         .cmap = colormap,
 369 };
 370 #endif
 371
 372 #ifdef CONFIG_LCD_WVGA
 373 vidinfo_t panel_info = {
 374         .vl_col = 480,
 375         .vl_bpix = 4,
 376         .vl_row = 800,
 377         .cmap = colormap,
 378 };
 379 #endif
 380
 381 #ifdef CONFIG_LCD_HVGA
 382 vidinfo_t panel_info = {
 383         .vl_col = 320,
 384         .vl_bpix = 4,
 385         .vl_row = 480,
 386         .cmap = colormap,
 387 };
 388 #endif
 389
 390 #ifdef CONFIG_LCD_QVGA
 391 vidinfo_t panel_info = {
 392         .vl_col = 240,
 393         .vl_bpix = 4,
 394         .vl_row = 320,
 395         .cmap = colormap,
 396 };
 397 #endif
 398
 399 #ifdef CONFIG_LCD_QHD
 400 vidinfo_t panel_info = {
 401         .vl_col = 540,
 402         .vl_bpix = 4,
 403         .vl_row = 960,
 404         .cmap = colormap,
 405 };
 406 #endif
 407
 408 #ifdef CONFIG_LCD_PAD_1024
 409 vidinfo_t panel_info = {
 410         .vl_col = 1024,
 411         .vl_bpix = 4,
 412         .vl_row = 600,
 413         .cmap = colormap,
 414 };
 415 #endif
 416 #ifdef CONFIG_LCD_720P  //thomaszhang@20130412
 417 vidinfo_t panel_info = {
 418         .vl_col = 720,
 419         .vl_bpix = 4,
 420         .vl_row = 1280,
 421         .cmap = colormap,
 422 };
 423 #endif
 424
 425 #ifdef CONFIG_LCD_HD  //LiWei
 426 vidinfo_t panel_info = {
 427         .vl_col = 768,
 428         .vl_bpix = 4,
 429         .vl_row = 1024,
 430         .cmap = colormap,
 431 };
 432 #endif
 433 #ifdef CONFIG_LCD_PAD_WXGA
 434 vidinfo_t panel_info = {
 435         .vl_col = 800,
 436         .vl_bpix = 4,
 437         .vl_row = 1280,
 438         .cmap = colormap,
 439 };
 440 #endif
 441
 442
 443 static int32_t panel_reset_dispc(struct panel_spec *self)
 444 {
 445         sprd_gpio_request(NULL, 103);
 446         sprd_gpio_direction_output(NULL, 103, 0);
 447         sprd_gpio_set(NULL, 103, 1);
 448         mdelay(10);
 449         sprd_gpio_set(NULL, 103, 0);
 450         mdelay(5);
 451         sprd_gpio_set(NULL, 103, 1);
 452         mdelay(5);
 453
 454         return 0;
 455 }
 456
 457 static void panel_reset(struct sprdfb_device *dev)
 458 {
 459         FB_PRINT("sprdfb: [%s]\n",__FUNCTION__);
 460
 461         //clk/data lane enter LP
 462         if(NULL != dev->if_ctrl->panel_if_before_panel_reset){
 463                 dev->if_ctrl->panel_if_before_panel_reset(dev);
 464                 mdelay(5);
 465         }
 466
 467         //reset panel
 468         panel_reset_dispc(dev->panel);
 469 }
 470
 471 static int panel_mount(struct sprdfb_device *dev, struct panel_spec *panel)
 472 {
 473         uint16_t rval = 1;
 474
 475         printf("sprdfb: [%s], type = %d\n",__FUNCTION__, panel->type);
 476
 477         switch(panel->type){
 478         case SPRDFB_PANEL_TYPE_MCU:
 479                 dev->if_ctrl = &sprdfb_mcu_ctrl;
 480                 break;
 481         case SPRDFB_PANEL_TYPE_RGB:
 482         case SPRDFB_PANEL_TYPE_LVDS:
 483                 dev->if_ctrl = &sprdfb_rgb_ctrl;
 484                 break;
 485 #if ((!defined(CONFIG_SC7710G2)) && (!defined(CONFIG_SPX15)))
 486         case SPRDFB_PANEL_TYPE_MIPI:
 487                 dev->if_ctrl = &sprdfb_mipi_ctrl;
 488                 break;
 489 #endif
 490         default:
 491                 printf("sprdfb: [%s]: erro panel type.(%d)",__FUNCTION__, panel->type);
 492                 dev->if_ctrl = NULL;
 493                 rval = 0 ;
 494                 break;
 495         };
 496
 497         if(NULL == dev->if_ctrl){
 498                 return -1;
 499         }
 500
 501         if(dev->if_ctrl->panel_if_check){
 502                 rval = dev->if_ctrl->panel_if_check(panel);
 503         }
 504
 505         if(0 == rval){
 506                 printf("sprdfb: [%s] check panel fail!\n", __FUNCTION__);
 507                 dev->if_ctrl = NULL;
 508                 return -1;
 509         }
 510
 511         dev->panel = panel;
 512
 513         if(NULL == dev->panel->ops->panel_reset){
 514                 dev->panel->ops->panel_reset = panel_reset_dispc;
 515         }
 516
 517         dev->if_ctrl->panel_if_mount(dev);
 518
 519         return 0;
 520 }
 521
 522
 523 int panel_init(struct sprdfb_device *dev)
 524 {
 525         if((NULL == dev) || (NULL == dev->panel)){
 526                 printf("sprdfb: [%s]: Invalid param\n", __FUNCTION__);
 527                 return -1;
 528         }
 529
 530         FB_PRINT("sprdfb: [%s], type = %d\n",__FUNCTION__, dev->panel->type);
 531
 532         if(NULL != dev->if_ctrl->panel_if_init){
 533                 dev->if_ctrl->panel_if_init(dev);
 534         }
 535         return 0;
 536 }
 537
 538 int panel_ready(struct sprdfb_device *dev)
 539 {
 540         if((NULL == dev) || (NULL == dev->panel)){
 541                 printf("sprdfb: [%s]: Invalid param\n", __FUNCTION__);
 542                 return -1;
 543         }
 544
 545         FB_PRINT("sprdfb: [%s],  type = %d\n",__FUNCTION__, dev->panel->type);
 546
 547         if(NULL != dev->if_ctrl->panel_if_ready){
 548                 dev->if_ctrl->panel_if_ready(dev);
 549         }
 550
 551         return 0;
 552 }
 553
 554
 555 static struct panel_spec *adapt_panel_from_readid(struct sprdfb_device *dev)
 556 {
 557         int id, i, ret, b_panel_reset=0;
 558
 559         FB_PRINT("sprdfb: [%s]\n",__FUNCTION__);
 560
 561         for(i = 0;i<(sizeof(panel_cfg))/(sizeof(panel_cfg[0]));i++) {
 562                 printf("sprdfb: [%s]: try panel 0x%x\n", __FUNCTION__, panel_cfg[i].lcd_id);
 563                 ret = panel_mount(dev, panel_cfg[i].panel);
 564                 if(ret < 0){
 565                         printf("sprdfb: panel_mount failed!\n");
 566                         continue;
 567                 }
 568                 dev->ctrl->update_clk(dev);
 569                 panel_init(dev);
 570                 if ((b_panel_reset==0) || (1 == dev->panel->is_need_reset))
 571                 {
 572                         panel_reset(dev);
 573                         b_panel_reset=1;
 574                 }
 575                 id = dev->panel->ops->panel_readid(dev->panel);
 576                 if(id == panel_cfg[i].lcd_id) {
 577                         printf("sprdfb: [%s]: LCD Panel 0x%x is attached!\n", __FUNCTION__, panel_cfg[i].lcd_id);
 578
 579                         dev->panel->ops->panel_init(dev->panel);                //zxdebug modify for LCD adaptor
 580                         save_lcd_id_to_kernel(id);
 581                         dev->panel->ops->panel_check_mtp(dev->panel);
 582                         dev->panel->ops->panel_check_elvss(dev->panel);
 583                         dev->panel->ops->panel_check_hbm(dev->panel);
 584
 585                         panel_ready(dev);
 586                         return panel_cfg[i].panel;
 587                 } else {                                                        //zxdbg for LCD adaptor
 588                         printf("sprdfb: [%s]: LCD Panel 0x%x attached fail!go next\n", __FUNCTION__, panel_cfg[i].lcd_id);
 589                         sprdfb_panel_remove(dev);                               //zxdebug modify for LCD adaptor
 590                 }
 591         }
 592
 593         printf("sprdfb:  [%s]: final failed to attach LCD Panel!\n", __FUNCTION__);
 594         return NULL;
 595 }
 596
 597 uint16_t sprdfb_panel_probe(struct sprdfb_device *dev)
 598 {
 599         struct panel_spec *panel;
 600
 601         if(NULL == dev){
 602                 printf("sprdfb: [%s]: Invalid param\n", __FUNCTION__);
 603                 return -1;
 604         }
 605
 606         FB_PRINT("sprdfb: [%s]\n",__FUNCTION__);
 607
 608         /* can not be here in normal; we should get correct device id from uboot */
 609         panel = adapt_panel_from_readid(dev);
 610
 611         if (panel) {
 612                 FB_PRINT("sprdfb: [%s] got panel\n", __FUNCTION__);
 613                 return 0;
 614         }
 615
 616         printf("sprdfb: [%s] can not got panel\n", __FUNCTION__);
 617
 618         return -1;
 619 }
 620
 621 void sprdfb_panel_invalidate_rect(struct panel_spec *self,
 622                                 uint16_t left, uint16_t top,
 623                                 uint16_t right, uint16_t bottom)
 624 {
 625         FB_PRINT("sprdfb: [%s]\n, (%d, %d, %d,%d)",__FUNCTION__, left, top, right, bottom);
 626
 627         if(NULL != self->ops->panel_invalidate_rect){
 628                 self->ops->panel_invalidate_rect(self, left, top, right, bottom);
 629         }
 630 }
 631
 632 void sprdfb_panel_invalidate(struct panel_spec *self)
 633 {
 634         FB_PRINT("sprdfb: [%s]\n",__FUNCTION__);
 635
 636         if(NULL != self->ops->panel_invalidate){
 637                 self->ops->panel_invalidate(self);
 638         }
 639 }
 640
 641 void sprdfb_panel_before_refresh(struct sprdfb_device *dev)
 642 {
 643         FB_PRINT("sprdfb: [%s]\n",__FUNCTION__);
 644
 645         if(NULL != dev->if_ctrl->panel_if_before_refresh)
 646                 dev->if_ctrl->panel_if_before_refresh(dev);
 647 }
 648
 649 void sprdfb_panel_after_refresh(struct sprdfb_device *dev)
 650 {
 651         FB_PRINT("sprdfb: [%s]\n",__FUNCTION__);
 652
 653         if(NULL != dev->if_ctrl->panel_if_after_refresh)
 654                 dev->if_ctrl->panel_if_after_refresh(dev);
 655 }
 656
 657 void sprdfb_panel_remove(struct sprdfb_device *dev)
 658 {
 659         FB_PRINT("sprdfb: [%s]\n",__FUNCTION__);
 660
 661         if((NULL != dev->if_ctrl) && (NULL != dev->if_ctrl->panel_if_uninit)){
 662                 dev->if_ctrl->panel_if_uninit(dev);
 663         }
 664         dev->panel = NULL;
 665 }
 666