drivers/video/rockchip/rk_fb.c

   1 /*
   2  * drivers/video/rockchip/rk_fb.c
   3  *
   4  * Copyright (C) ROCKCHIP, Inc.
   5  * Author:yxj<yxj@rock-chips.com>
   6  * This software is licensed under the terms of the GNU General Public
   7  * License version 2, as published by the Free Software Foundation, and
   8  * may be copied, distributed, and modified under those terms.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include <linux/module.h>
  17 #include <linux/kernel.h>
  18 #include <linux/errno.h>
  19 #include <linux/string.h>
  20 #include <linux/mm.h>
  21 #include <linux/slab.h>
  22 #include <linux/delay.h>
  23 #include <linux/device.h>
  24 #include <linux/kthread.h>
  25 #include <linux/fb.h>
  26 #include <linux/init.h>
  27 #include <linux/vmalloc.h>
  28 #include <asm/div64.h>
  29 #include <linux/uaccess.h>
  30 #include <linux/rk_fb.h>
  31 #include <linux/linux_logo.h>
  32 #include <linux/dma-mapping.h>
  33 #include <linux/regulator/consumer.h>
  34
  35 #include "bmp_helper.h"
  36
  37 #if defined(CONFIG_RK_HDMI)
  38 #include "hdmi/rk_hdmi.h"
  39 #endif
  40
  41 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
  42 #include "rga/rga.h"
  43 #endif
  44
  45 #ifdef CONFIG_OF
  46 #include <linux/of.h>
  47 #include <linux/of_platform.h>
  48 #include <linux/of_gpio.h>
  49 #include <video/of_display_timing.h>
  50 #include <video/display_timing.h>
  51 #include <dt-bindings/rkfb/rk_fb.h>
  52 #endif
  53
  54 #if defined(CONFIG_ION_ROCKCHIP)
  55 #include <linux/rockchip_ion.h>
  56 #include <linux/rockchip-iovmm.h>
  57 #include <linux/dma-buf.h>
  58 #include <linux/highmem.h>
  59 #endif
  60
  61 #define H_USE_FENCE 1
  62 static int hdmi_switch_complete;
  63 static struct platform_device *fb_pdev;
  64 struct list_head saved_list;
  65
  66 #if defined(CONFIG_FB_MIRRORING)
  67 int (*video_data_to_mirroring) (struct fb_info *info, u32 yuv_phy[2]);
  68 EXPORT_SYMBOL(video_data_to_mirroring);
  69 #endif
  70
  71 extern phys_addr_t uboot_logo_base;
  72 extern phys_addr_t uboot_logo_size;
  73 extern phys_addr_t uboot_logo_offset;
  74 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  75 static struct rk_fb_trsm_ops *trsm_edp_ops;
  76 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  77 static int uboot_logo_on;
  78 int support_uboot_display(void)
  79 {
  80         return uboot_logo_on;
  81 }
  82
  83 int rk_fb_get_display_policy(void)
  84 {
  85         struct rk_fb *rk_fb;
  86
  87         if (fb_pdev) {
  88                 rk_fb = platform_get_drvdata(fb_pdev);
  89                 return rk_fb->disp_policy;
  90         } else {
  91                 return DISPLAY_POLICY_SDK;
  92         }
  93 }
  94
  95 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  96 {
  97         switch (type) {
  98         case SCREEN_RGB:
  99         case SCREEN_LVDS:
 100         case SCREEN_DUAL_LVDS:
 101                 trsm_lvds_ops = ops;
 102                 break;
 103         case SCREEN_EDP:
 104                 trsm_edp_ops = ops;
 105                 break;
 106         case SCREEN_MIPI:
 107         case SCREEN_DUAL_MIPI:
 108                 trsm_mipi_ops = ops;
 109                 break;
 110         default:
 111                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 112                        __func__, type);
 113                 break;
 114         }
 115         return 0;
 116 }
 117
 118 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
 119 {
 120         struct rk_fb_trsm_ops *ops;
 121         switch (type) {
 122         case SCREEN_RGB:
 123         case SCREEN_LVDS:
 124         case SCREEN_DUAL_LVDS:
 125                 ops = trsm_lvds_ops;
 126                 break;
 127         case SCREEN_EDP:
 128                 ops = trsm_edp_ops;
 129                 break;
 130         case SCREEN_MIPI:
 131         case SCREEN_DUAL_MIPI:
 132                 ops = trsm_mipi_ops;
 133                 break;
 134         default:
 135                 ops = NULL;
 136                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 137                        __func__, type);
 138                 break;
 139         }
 140         return ops;
 141 }
 142
 143 int rk_fb_pixel_width(int data_format)
 144 {
 145         int pixel_width;
 146         switch (data_format) {
 147         case XBGR888:
 148         case ABGR888:
 149         case ARGB888:
 150                 pixel_width = 4 * 8;
 151                 break;
 152         case RGB888:
 153                 pixel_width = 3 * 8;
 154                 break;
 155         case RGB565:
 156                 pixel_width = 2 * 8;
 157                 break;
 158         case YUV422:
 159         case YUV420:
 160         case YUV444:
 161                 pixel_width = 1 * 8;
 162                 break;
 163         case YUV422_A:
 164         case YUV420_A:
 165         case YUV444_A:
 166                 pixel_width = 8;
 167                 break;
 168         default:
 169                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 170                        __func__, data_format);
 171                 return -EINVAL;
 172         }
 173         return pixel_width;
 174 }
 175
 176 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
 177 {
 178         int fb_data_fmt;
 179         if (data_format) {
 180                 switch (data_format) {
 181                 case HAL_PIXEL_FORMAT_RGBX_8888:
 182                         fb_data_fmt = XBGR888;
 183                         break;
 184                 case HAL_PIXEL_FORMAT_RGBA_8888:
 185                         fb_data_fmt = ABGR888;
 186                         break;
 187                 case HAL_PIXEL_FORMAT_BGRA_8888:
 188                         fb_data_fmt = ARGB888;
 189                         break;
 190                 case HAL_PIXEL_FORMAT_RGB_888:
 191                         fb_data_fmt = RGB888;
 192                         break;
 193                 case HAL_PIXEL_FORMAT_RGB_565:
 194                         fb_data_fmt = RGB565;
 195                         break;
 196                 case HAL_PIXEL_FORMAT_YCbCr_422_SP:     /* yuv422 */
 197                         fb_data_fmt = YUV422;
 198                         break;
 199                 case HAL_PIXEL_FORMAT_YCrCb_NV12:       /* YUV420---uvuvuv */
 200                         fb_data_fmt = YUV420;
 201                         break;
 202                 case HAL_PIXEL_FORMAT_YCrCb_444:        /* yuv444 */
 203                         fb_data_fmt = YUV444;
 204                         break;
 205                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10:    /* yuv444 */
 206                         fb_data_fmt = YUV420_A;
 207                         break;
 208                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10:  /* yuv444 */
 209                         fb_data_fmt = YUV422_A;
 210                         break;
 211                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10:  /* yuv444 */
 212                         fb_data_fmt = YUV444_A;
 213                         break;
 214                 default:
 215                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 216                                __func__, data_format);
 217                         return -EINVAL;
 218                 }
 219         } else {
 220                 switch (bits_per_pixel) {
 221                 case 32:
 222                         fb_data_fmt = ARGB888;
 223                         break;
 224                 case 24:
 225                         fb_data_fmt = RGB888;
 226                         break;
 227                 case 16:
 228                         fb_data_fmt = RGB565;
 229                         break;
 230                 default:
 231                         printk(KERN_WARNING
 232                                "%s:un supported bits_per_pixel:%d\n", __func__,
 233                                bits_per_pixel);
 234                         break;
 235                 }
 236         }
 237         return fb_data_fmt;
 238 }
 239
 240 /*
 241  * rk display power control parse from dts
 242  */
 243 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 244 {
 245         struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
 246                                                         "power_ctr");
 247         struct device_node *child;
 248         struct rk_disp_pwr_ctr_list *pwr_ctr;
 249         struct list_head *pos;
 250         enum of_gpio_flags flags;
 251         u32 val = 0;
 252         u32 debug = 0;
 253         int ret;
 254
 255         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 256         if (!root) {
 257                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
 258                         dev_drv->id);
 259                 return -ENODEV;
 260         }
 261
 262         for_each_child_of_node(root, child) {
 263                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
 264                                   GFP_KERNEL);
 265                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 266                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 267                         if (val == GPIO) {
 268                                 pwr_ctr->pwr_ctr.type = GPIO;
 269                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 270                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 271                                         dev_err(dev_drv->dev, "%s ivalid gpio\n",
 272                                                 child->name);
 273                                         return -EINVAL;
 274                                 }
 275                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 276                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
 277                                                    child->name);
 278                                 if (ret) {
 279                                         dev_err(dev_drv->dev,
 280                                                 "request %s gpio fail:%d\n",
 281                                                 child->name, ret);
 282                                 }
 283
 284                         } else {
 285                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 286                                 pwr_ctr->pwr_ctr.rgl_name = NULL;
 287                                 ret = of_property_read_string(child, "rockchip,regulator_name",
 288                                                              &(pwr_ctr->pwr_ctr.rgl_name));
 289                                 if (ret || IS_ERR_OR_NULL(pwr_ctr->pwr_ctr.rgl_name))
 290                                         dev_err(dev_drv->dev, "get regulator name failed!\n");
 291                                 if (!of_property_read_u32(child, "rockchip,regulator_voltage", &val))
 292                                         pwr_ctr->pwr_ctr.volt = val;
 293                                 else
 294                                         pwr_ctr->pwr_ctr.volt = 0;
 295                         }
 296                 };
 297
 298                 if (!of_property_read_u32(child, "rockchip,delay", &val))
 299                         pwr_ctr->pwr_ctr.delay = val;
 300                 else
 301                         pwr_ctr->pwr_ctr.delay = 0;
 302                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 303         }
 304
 305         of_property_read_u32(root, "rockchip,debug", &debug);
 306
 307         if (debug) {
 308                 list_for_each(pos, &dev_drv->pwrlist_head) {
 309                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
 310                                              list);
 311                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 312                                "pwr_type:%s\n"
 313                                "gpio:%d\n"
 314                                "atv_val:%d\n"
 315                                "delay:%d\n\n",
 316                                pwr_ctr->pwr_ctr.name,
 317                                (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 318                                pwr_ctr->pwr_ctr.gpio,
 319                                pwr_ctr->pwr_ctr.atv_val,
 320                                pwr_ctr->pwr_ctr.delay);
 321                 }
 322         }
 323
 324         return 0;
 325
 326 }
 327
 328 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 329 {
 330         struct list_head *pos;
 331         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 332         struct pwr_ctr *pwr_ctr;
 333         struct regulator *regulator_lcd = NULL;
 334         int count = 10;
 335
 336         if (list_empty(&dev_drv->pwrlist_head))
 337                 return 0;
 338         list_for_each(pos, &dev_drv->pwrlist_head) {
 339                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 340                                           list);
 341                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 342                 if (pwr_ctr->type == GPIO) {
 343                         gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
 344                         mdelay(pwr_ctr->delay);
 345                 } else if (pwr_ctr->type == REGULATOR) {
 346                         if (pwr_ctr->rgl_name)
 347                                 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
 348                         if (regulator_lcd == NULL) {
 349                                 dev_err(dev_drv->dev,
 350                                         "%s: regulator get failed,regulator name:%s\n",
 351                                         __func__, pwr_ctr->rgl_name);
 352                                 continue;
 353                         }
 354                         regulator_set_voltage(regulator_lcd, pwr_ctr->volt, pwr_ctr->volt);
 355                         while (!regulator_is_enabled(regulator_lcd)) {
 356                                 if (regulator_enable(regulator_lcd) == 0 || count == 0)
 357                                         break;
 358                                 else
 359                                         dev_err(dev_drv->dev,
 360                                                 "regulator_enable failed,count=%d\n",
 361                                                 count);
 362                                 count--;
 363                         }
 364                         regulator_put(regulator_lcd);
 365                         msleep(pwr_ctr->delay);
 366                 }
 367         }
 368
 369         return 0;
 370 }
 371
 372 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 373 {
 374         struct list_head *pos;
 375         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 376         struct pwr_ctr *pwr_ctr;
 377         struct regulator *regulator_lcd = NULL;
 378         int count = 10;
 379
 380         if (list_empty(&dev_drv->pwrlist_head))
 381                 return 0;
 382         list_for_each(pos, &dev_drv->pwrlist_head) {
 383                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 384                                           list);
 385                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 386                 if (pwr_ctr->type == GPIO) {
 387                         gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
 388                 } else if (pwr_ctr->type == REGULATOR) {
 389                         if (pwr_ctr->rgl_name)
 390                                 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
 391                         if (regulator_lcd == NULL) {
 392                                 dev_err(dev_drv->dev,
 393                                         "%s: regulator get failed,regulator name:%s\n",
 394                                         __func__, pwr_ctr->rgl_name);
 395                                 continue;
 396                         }
 397                         while (regulator_is_enabled(regulator_lcd) > 0) {
 398                                 if (regulator_disable(regulator_lcd) == 0 || count == 0)
 399                                         break;
 400                                 else
 401                                         dev_err(dev_drv->dev,
 402                                                 "regulator_disable failed,count=%d\n",
 403                                                 count);
 404                                 count--;
 405                         }
 406                         regulator_put(regulator_lcd);
 407                 }
 408         }
 409         return 0;
 410 }
 411
 412 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 413                                  struct rk_screen *screen)
 414 {
 415         screen->mode.pixclock = dt->pixelclock.typ;
 416         screen->mode.left_margin = dt->hback_porch.typ;
 417         screen->mode.right_margin = dt->hfront_porch.typ;
 418         screen->mode.xres = dt->hactive.typ;
 419         screen->mode.hsync_len = dt->hsync_len.typ;
 420         screen->mode.upper_margin = dt->vback_porch.typ;
 421         screen->mode.lower_margin = dt->vfront_porch.typ;
 422         screen->mode.yres = dt->vactive.typ;
 423         screen->mode.vsync_len = dt->vsync_len.typ;
 424         screen->type = dt->screen_type;
 425         screen->lvds_format = dt->lvds_format;
 426         screen->face = dt->face;
 427         screen->color_mode = dt->color_mode;
 428         screen->dsp_lut = dt->dsp_lut;
 429
 430         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 431                 screen->pin_dclk = 1;
 432         else
 433                 screen->pin_dclk = 0;
 434         if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 435                 screen->pin_hsync = 1;
 436         else
 437                 screen->pin_hsync = 0;
 438         if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 439                 screen->pin_vsync = 1;
 440         else
 441                 screen->pin_vsync = 0;
 442         if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
 443                 screen->pin_den = 1;
 444         else
 445                 screen->pin_den = 0;
 446
 447         return 0;
 448
 449 }
 450
 451 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 452 {
 453         struct display_timings *disp_timing;
 454         struct display_timing *dt;
 455         disp_timing = of_get_display_timings(np);
 456         if (!disp_timing) {
 457                 pr_err("parse display timing err\n");
 458                 return -EINVAL;
 459         }
 460         dt = display_timings_get(disp_timing, disp_timing->native_mode);
 461         rk_fb_video_mode_from_timing(dt, screen);
 462         return 0;
 463
 464 }
 465
 466 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
 467 {
 468         int x, y;
 469         unsigned long long hz;
 470         if (!screen) {
 471                 printk(KERN_ERR "%s:null screen!\n", __func__);
 472                 return 0;
 473         }
 474         x = screen->mode.xres + screen->mode.left_margin +
 475             screen->mode.right_margin + screen->mode.hsync_len;
 476         y = screen->mode.yres + screen->mode.upper_margin +
 477             screen->mode.lower_margin + screen->mode.vsync_len;
 478
 479         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 480
 481         hz += (x * y) / 2;
 482         do_div(hz, x * y);      /* divide by x * y with rounding */
 483
 484         hz += pixclock / 2;
 485         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 486
 487         return hz;
 488 }
 489
 490 char *get_format_string(enum data_format format, char *fmt)
 491 {
 492         if (!fmt)
 493                 return NULL;
 494         switch (format) {
 495         case ARGB888:
 496                 strcpy(fmt, "ARGB888");
 497                 break;
 498         case RGB888:
 499                 strcpy(fmt, "RGB888");
 500                 break;
 501         case RGB565:
 502                 strcpy(fmt, "RGB565");
 503                 break;
 504         case YUV420:
 505                 strcpy(fmt, "YUV420");
 506                 break;
 507         case YUV422:
 508                 strcpy(fmt, "YUV422");
 509                 break;
 510         case YUV444:
 511                 strcpy(fmt, "YUV444");
 512                 break;
 513         case YUV420_A:
 514                 strcpy(fmt, "YUV420_A");
 515                 break;
 516         case YUV422_A:
 517                 strcpy(fmt, "YUV422_A");
 518                 break;
 519         case YUV444_A:
 520                 strcpy(fmt, "YUV444_A");
 521                 break;
 522         case XRGB888:
 523                 strcpy(fmt, "XRGB888");
 524                 break;
 525         case XBGR888:
 526                 strcpy(fmt, "XBGR888");
 527                 break;
 528         case ABGR888:
 529                 strcpy(fmt, "ABGR888");
 530                 break;
 531         default:
 532                 strcpy(fmt, "invalid");
 533                 break;
 534         }
 535
 536         return fmt;
 537
 538 }
 539
 540 /*
 541  * this is for hdmi
 542  * name: lcdc device name ,lcdc0 , lcdc1
 543  */
 544 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 545 {
 546         struct rk_fb *inf = NULL;
 547         struct rk_lcdc_driver *dev_drv = NULL;
 548         int i = 0;
 549
 550         if (likely(fb_pdev))
 551                 inf = platform_get_drvdata(fb_pdev);
 552         else
 553                 return NULL;
 554
 555         for (i = 0; i < inf->num_lcdc; i++) {
 556                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
 557                         dev_drv = inf->lcdc_dev_drv[i];
 558                         break;
 559                 }
 560         }
 561
 562         return dev_drv;
 563 }
 564
 565 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 566 {
 567         struct rk_fb *inf = NULL;
 568         struct rk_lcdc_driver *dev_drv = NULL;
 569         int i = 0;
 570
 571         if (likely(fb_pdev))
 572                 inf = platform_get_drvdata(fb_pdev);
 573         else
 574                 return NULL;
 575
 576         for (i = 0; i < inf->num_lcdc; i++) {
 577                 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
 578                         dev_drv = inf->lcdc_dev_drv[i];
 579                         break;
 580                 }
 581         }
 582
 583         return dev_drv;
 584 }
 585
 586 /*
 587  * get one frame time of the prmry screen, unit: us
 588  */
 589 u32 rk_fb_get_prmry_screen_ft(void)
 590 {
 591         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 592         uint32_t htotal, vtotal, pixclock_ps;
 593         u64 pix_total, ft_us;
 594
 595         if (unlikely(!dev_drv))
 596                 return 0;
 597
 598         pixclock_ps = dev_drv->pixclock;
 599
 600         vtotal = (dev_drv->cur_screen->mode.upper_margin +
 601                  dev_drv->cur_screen->mode.lower_margin +
 602                  dev_drv->cur_screen->mode.yres +
 603                  dev_drv->cur_screen->mode.vsync_len);
 604         htotal = (dev_drv->cur_screen->mode.left_margin +
 605                  dev_drv->cur_screen->mode.right_margin +
 606                  dev_drv->cur_screen->mode.xres +
 607                  dev_drv->cur_screen->mode.hsync_len);
 608         pix_total = htotal * vtotal;
 609         ft_us = pix_total * pixclock_ps;
 610         do_div(ft_us, 1000000);
 611         if (dev_drv->frame_time.ft == 0)
 612                 dev_drv->frame_time.ft = ft_us;
 613
 614         ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
 615         do_div(ft_us, 1000);
 616         ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
 617         if (ft_us != 0)
 618                 dev_drv->frame_time.ft = ft_us;
 619
 620         return dev_drv->frame_time.ft;
 621 }
 622
 623 /*
 624  * get the vblanking time of the prmry screen, unit: us
 625  */
 626 u32 rk_fb_get_prmry_screen_vbt(void)
 627 {
 628         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 629         uint32_t htotal, vblank, pixclock_ps;
 630         u64 pix_blank, vbt_us;
 631
 632         if (unlikely(!dev_drv))
 633                 return 0;
 634
 635         pixclock_ps = dev_drv->pixclock;
 636
 637         htotal = (dev_drv->cur_screen->mode.left_margin +
 638                  dev_drv->cur_screen->mode.right_margin +
 639                  dev_drv->cur_screen->mode.xres +
 640                  dev_drv->cur_screen->mode.hsync_len);
 641         vblank = (dev_drv->cur_screen->mode.upper_margin +
 642                  dev_drv->cur_screen->mode.lower_margin +
 643                  dev_drv->cur_screen->mode.vsync_len);
 644         pix_blank = htotal * vblank;
 645         vbt_us = pix_blank * pixclock_ps;
 646         do_div(vbt_us, 1000000);
 647         return (u32)vbt_us;
 648 }
 649
 650 /*
 651  * get the frame done time of the prmry screen, unit: us
 652  */
 653 u64 rk_fb_get_prmry_screen_framedone_t(void)
 654 {
 655         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 656
 657         if (unlikely(!dev_drv))
 658                 return 0;
 659         else
 660                 return dev_drv->frame_time.framedone_t;
 661 }
 662
 663 /*
 664  * set prmry screen status
 665  */
 666 int rk_fb_set_prmry_screen_status(int status)
 667 {
 668         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 669         struct rk_screen *screen;
 670
 671         if (unlikely(!dev_drv))
 672                 return 0;
 673
 674         screen = dev_drv->cur_screen;
 675         switch (status) {
 676         case SCREEN_PREPARE_DDR_CHANGE:
 677                 if (screen->type == SCREEN_MIPI
 678                         || screen->type == SCREEN_DUAL_MIPI) {
 679                         if (dev_drv->trsm_ops->dsp_pwr_off)
 680                                 dev_drv->trsm_ops->dsp_pwr_off();
 681                 }
 682                 break;
 683         case SCREEN_UNPREPARE_DDR_CHANGE:
 684                 if (screen->type == SCREEN_MIPI
 685                         || screen->type == SCREEN_DUAL_MIPI) {
 686                         if (dev_drv->trsm_ops->dsp_pwr_on)
 687                                 dev_drv->trsm_ops->dsp_pwr_on();
 688                 }
 689                 break;
 690         default:
 691                 break;
 692         }
 693
 694         return 0;
 695 }
 696
 697 static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
 698 {
 699         struct rk_fb *inf = NULL;
 700         struct rk_lcdc_driver *dev_drv = NULL;
 701         int i = 0;
 702
 703         if (likely(fb_pdev))
 704                 inf = platform_get_drvdata(fb_pdev);
 705         else
 706                 return NULL;
 707
 708         for (i = 0; i < inf->num_lcdc; i++) {
 709                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 710                         dev_drv = inf->lcdc_dev_drv[i];
 711                         break;
 712                 }
 713         }
 714
 715         return dev_drv;
 716 }
 717
 718 u32 rk_fb_get_prmry_screen_pixclock(void)
 719 {
 720         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 721
 722         if (unlikely(!dev_drv))
 723                 return 0;
 724         else
 725                 return dev_drv->pixclock;
 726 }
 727
 728 int rk_fb_poll_prmry_screen_vblank(void)
 729 {
 730         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 731
 732         if (likely(dev_drv)) {
 733                 if (dev_drv->ops->poll_vblank)
 734                         return dev_drv->ops->poll_vblank(dev_drv);
 735                 else
 736                         return RK_LF_STATUS_NC;
 737         } else {
 738                 return RK_LF_STATUS_NC;
 739         }
 740 }
 741
 742 bool rk_fb_poll_wait_frame_complete(void)
 743 {
 744         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 745         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 746
 747         if (likely(dev_drv)) {
 748                 if (dev_drv->ops->set_irq_to_cpu)
 749                         dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
 750         }
 751
 752         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
 753                 if (likely(dev_drv)) {
 754                         if (dev_drv->ops->set_irq_to_cpu)
 755                                 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 756                 }
 757                 return false;
 758         }
 759         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
 760                 ;
 761         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
 762                 ;
 763         if (likely(dev_drv)) {
 764                 if (dev_drv->ops->set_irq_to_cpu)
 765                         dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 766         }
 767
 768         return true;
 769 }
 770
 771
 772 /* rk_fb_get_sysmmu_device_by_compatible()
 773  * @compt: dts device compatible name
 774  * return value: success: pointer to the device inside of platform device
 775  *               fail: NULL
 776  */
 777 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
 778 {
 779         struct device_node *dn = NULL;
 780         struct platform_device *pd = NULL;
 781         struct device *ret = NULL ;
 782
 783         dn = of_find_compatible_node(NULL, NULL, compt);
 784         if (!dn) {
 785                 printk("can't find device node %s \r\n", compt);
 786                 return NULL;
 787         }
 788
 789         pd = of_find_device_by_node(dn);
 790         if (!pd) {
 791                 printk("can't find platform device in device node %s \r\n", compt);
 792                 return  NULL;
 793         }
 794         ret = &pd->dev;
 795
 796         return ret;
 797 }
 798
 799 #ifdef CONFIG_IOMMU_API
 800 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 801 {
 802         dev->archdata.iommu = sysmmu;
 803 }
 804 #else
 805 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 806 {
 807
 808 }
 809 #endif
 810
 811 static int rk_fb_open(struct fb_info *info, int user)
 812 {
 813         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 814         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 815         int win_id;
 816
 817         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 818         fb_par->state++;
 819         /* if this win aready opened ,no need to reopen */
 820         if (dev_drv->win[win_id]->state)
 821                 return 0;
 822         else
 823                 dev_drv->ops->open(dev_drv, win_id, 1);
 824         return 0;
 825 }
 826
 827 static int get_extend_fb_id(struct fb_info *info)
 828 {
 829         int fb_id = 0;
 830         char *id = info->fix.id;
 831         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 832         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 833
 834         if (!strcmp(id, "fb0"))
 835                 fb_id = 0;
 836         else if (!strcmp(id, "fb1"))
 837                 fb_id = 1;
 838         else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
 839                 fb_id = 2;
 840         else if (!strcmp(id, "fb3") && (dev_drv->lcdc_win_num > 3))
 841                 fb_id = 3;
 842         else if (!strcmp(id, "fb4") && (dev_drv->lcdc_win_num > 4))
 843                 fb_id = 4;
 844         return fb_id;
 845 }
 846
 847 static int rk_fb_close(struct fb_info *info, int user)
 848 {
 849         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 850         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 851         struct rk_lcdc_win *win = NULL;
 852         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 853
 854         if (win_id >= 0) {
 855                 win = dev_drv->win[win_id];
 856                 fb_par->state--;
 857                 if (!fb_par->state) {
 858                         if (fb_par->fb_phy_base > 0)
 859                                 info->fix.smem_start = fb_par->fb_phy_base;
 860                         info->var.xres = dev_drv->screen0->mode.xres;
 861                         info->var.yres = dev_drv->screen0->mode.yres;
 862                         /*
 863                         info->var.grayscale |=
 864                             (info->var.xres << 8) + (info->var.yres << 20);
 865                         */
 866                         info->var.xres_virtual = info->var.xres;
 867                         info->var.yres_virtual = info->var.yres;
 868 #if defined(CONFIG_LOGO_LINUX_BMP)
 869                         info->var.bits_per_pixel = 32;
 870 #else
 871                         info->var.bits_per_pixel = 16;
 872 #endif
 873                         info->fix.line_length =
 874                             (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
 875                         info->var.width = dev_drv->screen0->width;
 876                         info->var.height = dev_drv->screen0->height;
 877                         info->var.pixclock = dev_drv->pixclock;
 878                         info->var.left_margin = dev_drv->screen0->mode.left_margin;
 879                         info->var.right_margin = dev_drv->screen0->mode.right_margin;
 880                         info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 881                         info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 882                         info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 883                         info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 884                 }
 885         }
 886
 887         return 0;
 888 }
 889
 890
 891 #if defined(CONFIG_RK29_IPP)
 892 static int get_ipp_format(int fmt)
 893 {
 894         int ipp_fmt = IPP_XRGB_8888;
 895         switch (fmt) {
 896         case HAL_PIXEL_FORMAT_RGBX_8888:
 897         case HAL_PIXEL_FORMAT_RGBA_8888:
 898         case HAL_PIXEL_FORMAT_BGRA_8888:
 899         case HAL_PIXEL_FORMAT_RGB_888:
 900                 ipp_fmt = IPP_XRGB_8888;
 901                 break;
 902         case HAL_PIXEL_FORMAT_RGB_565:
 903                 ipp_fmt = IPP_RGB_565;
 904                 break;
 905         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 906                 ipp_fmt = IPP_Y_CBCR_H2V1;
 907                 break;
 908         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 909                 ipp_fmt = IPP_Y_CBCR_H2V2;
 910                 break;
 911         case HAL_PIXEL_FORMAT_YCrCb_444:
 912                 ipp_fmt = IPP_Y_CBCR_H1V1;
 913                 break;
 914         default:
 915                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 916                 break;
 917         }
 918
 919         return ipp_fmt;
 920 }
 921
 922 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 923                           int rotation, int fmt)
 924 {
 925         int align16 = 2;
 926         int align64 = 8;
 927
 928         if (fmt == IPP_XRGB_8888) {
 929                 align16 = 1;
 930                 align64 = 2;
 931         } else if (fmt == IPP_RGB_565) {
 932                 align16 = 1;
 933                 align64 = 4;
 934         } else {
 935                 align16 = 2;
 936                 align64 = 8;
 937         }
 938         align16 -= 1;           /*for YUV, 1 */
 939         align64 -= 1;           /*for YUV, 7 */
 940
 941         if (rotation == IPP_ROT_0) {
 942                 if (fmt > IPP_RGB_565) {
 943                         if ((*dst_w & 1) != 0)
 944                                 *dst_w = *dst_w + 1;
 945                         if ((*dst_h & 1) != 0)
 946                                 *dst_h = *dst_h + 1;
 947                         if (*dst_vir_w < *dst_w)
 948                                 *dst_vir_w = *dst_w;
 949                 }
 950         } else {
 951                 if ((*dst_w & align64) != 0)
 952                         *dst_w = (*dst_w + align64) & (~align64);
 953                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 954                         *dst_h = *dst_h + 1;
 955                 if (*dst_vir_w < *dst_w)
 956                         *dst_vir_w = *dst_w;
 957         }
 958 }
 959
 960 static void fb_copy_by_ipp(struct fb_info *dst_info,
 961                                 struct fb_info *src_info)
 962 {
 963         struct rk29_ipp_req ipp_req;
 964         uint32_t rotation = 0;
 965         int dst_w, dst_h, dst_vir_w;
 966         int ipp_fmt;
 967         u8 data_format = (dst_info->var.nonstd) & 0xff;
 968         struct rk_fb_par *fb_par = (struct rk_fb_par *)dst_info->par;
 969         struct rk_lcdc_driver *ext_dev_drv = fb_par->lcdc_drv;
 970         u16 orientation = ext_dev_drv->rotate_mode;
 971
 972         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 973
 974         switch (orientation) {
 975         case 0:
 976                 rotation = IPP_ROT_0;
 977                 break;
 978         case ROTATE_90:
 979                 rotation = IPP_ROT_90;
 980                 break;
 981         case ROTATE_180:
 982                 rotation = IPP_ROT_180;
 983                 break;
 984         case ROTATE_270:
 985                 rotation = IPP_ROT_270;
 986                 break;
 987         default:
 988                 rotation = IPP_ROT_270;
 989                 break;
 990         }
 991
 992         dst_w = dst_info->var.xres;
 993         dst_h = dst_info->var.yres;
 994         dst_vir_w = dst_info->var.xres_virtual;
 995         ipp_fmt = get_ipp_format(data_format);
 996         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
 997         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
 998         ipp_req.src0.w = src_info->var.xres;
 999         ipp_req.src0.h = src_info->var.yres;
1000         ipp_req.src_vir_w = src_info->var.xres_virtual;
1001         ipp_req.src0.fmt = ipp_fmt;
1002
1003         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
1004         ipp_req.dst0.w = dst_w;
1005         ipp_req.dst0.h = dst_h;
1006         ipp_req.dst_vir_w = dst_vir_w;
1007         ipp_req.dst0.fmt = ipp_fmt;
1008
1009         ipp_req.timeout = 100;
1010         ipp_req.flag = rotation;
1011         ipp_blit_sync(&ipp_req);
1012 }
1013
1014 #endif
1015
1016 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1017 static int get_rga_format(int fmt)
1018 {
1019         int rga_fmt = 0;
1020
1021         switch (fmt) {
1022         case XBGR888:
1023                 rga_fmt = RK_FORMAT_RGBX_8888;
1024                 break;
1025         case ABGR888:
1026                 rga_fmt = RK_FORMAT_RGBA_8888;
1027                 break;
1028         case ARGB888:
1029                 rga_fmt = RK_FORMAT_BGRA_8888;
1030                 break;
1031         case RGB888:
1032                 rga_fmt = RK_FORMAT_RGB_888;
1033                 break;
1034         case RGB565:
1035                 rga_fmt = RK_FORMAT_RGB_565;
1036                 break;
1037         case YUV422:
1038                 rga_fmt = RK_FORMAT_YCbCr_422_SP;
1039                 break;
1040         case YUV420:
1041                 rga_fmt = RK_FORMAT_YCbCr_420_SP;
1042                 break;
1043         default:
1044                 rga_fmt = RK_FORMAT_RGBA_8888;
1045                 break;
1046         }
1047
1048         return rga_fmt;
1049 }
1050
1051 static void rga_win_check(struct rk_lcdc_win *dst_win,
1052                           struct rk_lcdc_win *src_win)
1053 {
1054         int format = 0;
1055
1056         format = get_rga_format(src_win->area[0].format);
1057         /* width and height must be even number */
1058         if (format >= RK_FORMAT_YCbCr_422_SP &&
1059             format <= RK_FORMAT_YCrCb_420_P) {
1060                 if ((src_win->area[0].xact % 2) != 0)
1061                         src_win->area[0].xact += 1;
1062                 if ((src_win->area[0].yact % 2) != 0)
1063                         src_win->area[0].yact += 1;
1064         }
1065         if (src_win->area[0].xvir < src_win->area[0].xact)
1066                 src_win->area[0].xvir = src_win->area[0].xact;
1067         if (src_win->area[0].yvir < src_win->area[0].yact)
1068                 src_win->area[0].yvir = src_win->area[0].yact;
1069
1070         format = get_rga_format(dst_win->area[0].format);
1071         if (format >= RK_FORMAT_YCbCr_422_SP &&
1072             format <= RK_FORMAT_YCrCb_420_P) {
1073                 if ((dst_win->area[0].xact % 2) != 0)
1074                         dst_win->area[0].xact += 1;
1075                 if ((dst_win->area[0].yact % 2) != 0)
1076                         dst_win->area[0].yact += 1;
1077         }
1078         if (dst_win->area[0].xvir < dst_win->area[0].xact)
1079                 dst_win->area[0].xvir = dst_win->area[0].xact;
1080         if (dst_win->area[0].yvir < dst_win->area[0].yact)
1081                 dst_win->area[0].yvir = dst_win->area[0].yact;
1082 }
1083
1084 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1085                             struct rk_lcdc_win *src_win,
1086                             u16 orientation, int iommu_en)
1087 {
1088         struct rga_req Rga_Request;
1089         long ret = 0;
1090         /* int fd = 0; */
1091
1092         memset(&Rga_Request, 0, sizeof(Rga_Request));
1093         rga_win_check(dst_win, src_win);
1094
1095         switch (orientation) {
1096         case ROTATE_90:
1097                 Rga_Request.rotate_mode = 1;
1098                 Rga_Request.sina = 65536;
1099                 Rga_Request.cosa = 0;
1100                 Rga_Request.dst.act_w = dst_win->area[0].yact;
1101                 Rga_Request.dst.act_h = dst_win->area[0].xact;
1102                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1103                 Rga_Request.dst.y_offset = 0;
1104                 break;
1105         case ROTATE_180:
1106                 Rga_Request.rotate_mode = 1;
1107                 Rga_Request.sina = 0;
1108                 Rga_Request.cosa = -65536;
1109                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1110                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1111                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1112                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1113                 break;
1114         case ROTATE_270:
1115                 Rga_Request.rotate_mode = 1;
1116                 Rga_Request.sina = -65536;
1117                 Rga_Request.cosa = 0;
1118                 Rga_Request.dst.act_w = dst_win->area[0].yact;
1119                 Rga_Request.dst.act_h = dst_win->area[0].xact;
1120                 Rga_Request.dst.x_offset = 0;
1121                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1122                 break;
1123         default:
1124                 Rga_Request.rotate_mode = 0;
1125                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1126                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1127                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1128                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1129                 break;
1130         }
1131
1132 /*
1133         fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1134         Rga_Request.src.yrgb_addr = fd;
1135         fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1136         Rga_Request.dst.yrgb_addr = fd;
1137 */
1138         Rga_Request.src.yrgb_addr = 0;
1139         Rga_Request.src.uv_addr =
1140             src_win->area[0].smem_start + src_win->area[0].y_offset;
1141         Rga_Request.src.v_addr = 0;
1142
1143         Rga_Request.dst.yrgb_addr = 0;
1144         Rga_Request.dst.uv_addr =
1145             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1146         Rga_Request.dst.v_addr = 0;
1147
1148         Rga_Request.src.vir_w = src_win->area[0].xvir;
1149         Rga_Request.src.vir_h = src_win->area[0].yvir;
1150         Rga_Request.src.format = get_rga_format(src_win->area[0].format);
1151         Rga_Request.src.act_w = src_win->area[0].xact;
1152         Rga_Request.src.act_h = src_win->area[0].yact;
1153         Rga_Request.src.x_offset = 0;
1154         Rga_Request.src.y_offset = 0;
1155
1156         Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1157         Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1158         Rga_Request.dst.format = get_rga_format(dst_win->area[0].format);
1159
1160         Rga_Request.clip.xmin = 0;
1161         Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1162         Rga_Request.clip.ymin = 0;
1163         Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1164         Rga_Request.scale_mode = 0;
1165 #if defined(CONFIG_ROCKCHIP_IOMMU)
1166         if (iommu_en) {
1167                 Rga_Request.mmu_info.mmu_en = 1;
1168                 Rga_Request.mmu_info.mmu_flag = 1;
1169         } else {
1170                 Rga_Request.mmu_info.mmu_en = 0;
1171                 Rga_Request.mmu_info.mmu_flag = 0;
1172         }
1173 #else
1174         Rga_Request.mmu_info.mmu_en = 0;
1175         Rga_Request.mmu_info.mmu_flag = 0;
1176 #endif
1177
1178         ret = rga_ioctl_kernel(&Rga_Request);
1179 }
1180
1181 /*
1182  * This function is used for copying fb by RGA Module
1183  * RGA only support copy RGB to RGB
1184  * RGA2 support copy RGB to RGB and YUV to YUV
1185  */
1186 static void fb_copy_by_rga(struct fb_info *dst_info,
1187                                 struct fb_info *src_info)
1188 {
1189         struct rk_fb_par *src_fb_par = (struct rk_fb_par *)src_info->par;
1190         struct rk_fb_par *dst_fb_par = (struct rk_fb_par *)dst_info->par;
1191         struct rk_lcdc_driver *dev_drv = src_fb_par->lcdc_drv;
1192         struct rk_lcdc_driver *ext_dev_drv = dst_fb_par->lcdc_drv;
1193         int win_id = 0, ext_win_id;
1194         struct rk_lcdc_win *src_win, *dst_win;
1195
1196         win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1197         src_win = dev_drv->win[win_id];
1198
1199         ext_win_id =
1200             ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1201         dst_win = ext_dev_drv->win[ext_win_id];
1202
1203         win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
1204                         ext_dev_drv->iommu_enabled);
1205 }
1206
1207 #endif
1208
1209 static int rk_fb_rotate(struct fb_info *dst_info,
1210                           struct fb_info *src_info)
1211 {
1212
1213 #if defined(CONFIG_RK29_IPP)
1214         fb_copy_by_ipp(dst_info, src_info);
1215 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1216         fb_copy_by_rga(dst_info, src_info);
1217 #else
1218         return -1;
1219 #endif
1220         return 0;
1221 }
1222
1223 static int __maybe_unused rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1224                                             struct rk_lcdc_win *src_win,
1225                                             u16 rotate, int iommu_en)
1226 {
1227 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1228         win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
1229 #else
1230         return -1;
1231 #endif
1232         return 0;
1233 }
1234
1235 static int rk_fb_set_ext_win_buffer(struct rk_lcdc_win *ext_win,
1236                                          struct rk_lcdc_win *win,
1237                                          u16 rotate, int iommu_en)
1238 {
1239         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1240         struct fb_info *ext_info = rk_fb->fb[(rk_fb->num_fb >> 1)];
1241         struct rk_fb_par *ext_fb_par = (struct rk_fb_par *)ext_info->par;
1242         struct rk_lcdc_driver *ext_dev_drv = rk_get_extend_lcdc_drv();
1243         struct rk_lcdc_win *last_win;
1244         static u8 fb_index = 0;
1245         ion_phys_addr_t phy_addr;
1246         size_t len = 0;
1247         int ret = 0;
1248         bool is_yuv = false;
1249
1250         if (unlikely(!ext_win) || unlikely(!win))
1251                 return -1;
1252
1253         if (rk_fb->disp_mode != DUAL || ext_info == NULL)
1254                 return 0;
1255
1256         switch (ext_win->area[0].format) {
1257         case YUV422:
1258         case YUV420:
1259         case YUV444:
1260         case YUV422_A:
1261         case YUV420_A:
1262         case YUV444_A:
1263                 is_yuv = true;
1264                 break;
1265         default:
1266                 is_yuv = false;
1267                 break;
1268         }
1269
1270         /* no rotate mode */
1271         if (rotate <= X_Y_MIRROR) {
1272                 if (iommu_en) {
1273                         ret = ion_map_iommu(ext_dev_drv->dev,
1274                                             rk_fb->ion_client,
1275                                             win->area[0].ion_hdl,
1276                                             (unsigned long *)&phy_addr,
1277                                             (unsigned long *)&len);
1278                         if (ret < 0) {
1279                                 dev_err(ext_dev_drv->dev, "ion map to get phy addr failed\n");
1280                                 ion_free(rk_fb->ion_client, win->area[0].ion_hdl);
1281                                 return -ENOMEM;
1282                         }
1283                         ext_win->area[0].smem_start = phy_addr;
1284                         ext_win->area[0].y_offset = win->area[0].y_offset;
1285                         if (is_yuv) {
1286                                 ext_win->area[0].cbr_start = win->area[0].cbr_start;
1287                                 ext_win->area[0].c_offset = win->area[0].c_offset;
1288                         } else {
1289                                 ext_win->area[0].cbr_start = 0;
1290                                 ext_win->area[0].c_offset = 0;
1291                         }
1292                 } else {
1293                         ext_win->area[0].smem_start = win->area[0].smem_start;
1294                         ext_win->area[0].y_offset = win->area[0].y_offset;
1295                         if (is_yuv) {
1296                                 ext_win->area[0].cbr_start = win->area[0].cbr_start;
1297                                 ext_win->area[0].c_offset = win->area[0].c_offset;
1298                         } else {
1299                                 ext_win->area[0].cbr_start = 0;
1300                                 ext_win->area[0].c_offset = 0;
1301                         }
1302                 }
1303
1304                 return 0;
1305         }
1306
1307         /* rotate mode */
1308         if (!iommu_en) {
1309                 if (ext_win->id == 0) {
1310                         ext_win->area[0].smem_start = ext_fb_par->fb_phy_base;
1311                         ext_win->area[0].y_offset = (get_rotate_fb_size() >> 1) * fb_index;
1312                         if ((++fb_index) > 1)
1313                                 fb_index = 0;
1314                 } else {
1315                         ext_win->area[0].y_offset = 0;
1316                         last_win = ext_dev_drv->win[ext_win->id - 1];
1317                         if (last_win->area[0].cbr_start)
1318                                 ext_win->area[0].smem_start =
1319                                         last_win->area[0].cbr_start +
1320                                         last_win->area[0].c_offset +
1321                                         last_win->area[0].xvir * last_win->area[0].yvir;
1322                         else
1323                                 ext_win->area[0].smem_start =
1324                                         last_win->area[0].smem_start +
1325                                         last_win->area[0].y_offset +
1326                                         last_win->area[0].xvir * last_win->area[0].yvir;
1327                 }
1328
1329                 if (is_yuv) {
1330                         ext_win->area[0].cbr_start =
1331                                 ext_win->area[0].smem_start +
1332                                 ext_win->area[0].y_offset +
1333                                 ext_win->area[0].xvir * ext_win->area[0].yvir;
1334                         ext_win->area[0].c_offset = win->area[0].c_offset;
1335                 } else {
1336                         ext_win->area[0].cbr_start = 0;
1337                         ext_win->area[0].c_offset = 0;
1338                 }
1339         }
1340
1341         return 0;
1342 }
1343
1344 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1345                              struct fb_info *info)
1346 {
1347         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1348         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1349         struct rk_fb_par *extend_fb_par = NULL;
1350         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1351         struct fb_fix_screeninfo *fix = &info->fix;
1352         struct fb_info *extend_info = NULL;
1353         struct rk_lcdc_driver *extend_dev_drv = NULL;
1354         int win_id = 0, extend_win_id = 0;
1355         struct rk_lcdc_win *extend_win = NULL;
1356         struct rk_lcdc_win *win = NULL;
1357         struct rk_screen *screen = dev_drv->cur_screen;
1358         int fb_id = 0;
1359
1360         u32 xoffset = var->xoffset;
1361         u32 yoffset = var->yoffset;
1362         u32 xvir = var->xres_virtual;
1363         /* u32 yvir = var->yres_virtual; */
1364         /* u8 data_format = var->nonstd&0xff; */
1365
1366         u8 pixel_width;
1367         u32 vir_width_bit;
1368         u32 stride, uv_stride;
1369         u32 stride_32bit_1;
1370         u32 stride_32bit_2;
1371         u16 uv_x_off, uv_y_off, uv_y_act;
1372         u8 is_pic_yuv = 0;
1373
1374         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1375         if (win_id < 0)
1376                 return -ENODEV;
1377         else
1378                 win = dev_drv->win[win_id];
1379
1380         if (rk_fb->disp_mode == DUAL) {
1381                 fb_id = get_extend_fb_id(info);
1382                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
1383                 extend_fb_par = (struct rk_fb_par *)extend_info->par;
1384                 extend_dev_drv = extend_fb_par->lcdc_drv;
1385                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1386                                                            extend_info->fix.id);
1387                 extend_win = extend_dev_drv->win[extend_win_id];
1388         }
1389
1390         pixel_width = rk_fb_pixel_width(win->area[0].format);
1391         vir_width_bit = pixel_width * xvir;
1392         /* pixel_width = byte_num * 8 */
1393         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1394         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1395
1396         switch (win->area[0].format) {
1397         case YUV422:
1398         case YUV422_A:
1399                 is_pic_yuv = 1;
1400                 stride = stride_32bit_1;
1401                 uv_stride = stride_32bit_1 >> 1;
1402                 uv_x_off = xoffset >> 1;
1403                 uv_y_off = yoffset;
1404                 fix->line_length = stride;
1405                 uv_y_act = win->area[0].yact >> 1;
1406                 break;
1407         case YUV420:            /* 420sp */
1408         case YUV420_A:
1409                 is_pic_yuv = 1;
1410                 stride = stride_32bit_1;
1411                 uv_stride = stride_32bit_1;
1412                 uv_x_off = xoffset;
1413                 uv_y_off = yoffset >> 1;
1414                 fix->line_length = stride;
1415                 uv_y_act = win->area[0].yact >> 1;
1416                 break;
1417         case YUV444:
1418         case YUV444_A:
1419                 is_pic_yuv = 1;
1420                 stride = stride_32bit_1;
1421                 uv_stride = stride_32bit_2;
1422                 uv_x_off = xoffset * 2;
1423                 uv_y_off = yoffset;
1424                 fix->line_length = stride << 2;
1425                 uv_y_act = win->area[0].yact;
1426                 break;
1427         default:
1428                 stride = stride_32bit_1;        /* default rgb */
1429                 fix->line_length = stride;
1430                 break;
1431         }
1432
1433         /* x y mirror ,jump line */
1434         if (screen->y_mirror == 1) {
1435                 if (screen->interlace == 1) {
1436                         win->area[0].y_offset = yoffset * stride * 2 +
1437                             ((win->area[0].yact - 1) * 2 + 1) * stride +
1438                             xoffset * pixel_width / 8;
1439                 } else {
1440                         win->area[0].y_offset = yoffset * stride +
1441                             (win->area[0].yact - 1) * stride +
1442                             xoffset * pixel_width / 8;
1443                 }
1444         } else {
1445                 if (screen->interlace == 1) {
1446                         win->area[0].y_offset =
1447                             yoffset * stride * 2 + xoffset * pixel_width / 8;
1448                 } else {
1449                         win->area[0].y_offset =
1450                             yoffset * stride + xoffset * pixel_width / 8;
1451                 }
1452         }
1453         if (is_pic_yuv == 1) {
1454                 if (screen->y_mirror == 1) {
1455                         if (screen->interlace == 1) {
1456                                 win->area[0].c_offset =
1457                                     uv_y_off * uv_stride * 2 +
1458                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
1459                                     uv_x_off * pixel_width / 8;
1460                         } else {
1461                                 win->area[0].c_offset = uv_y_off * uv_stride +
1462                                     (uv_y_act - 1) * uv_stride +
1463                                     uv_x_off * pixel_width / 8;
1464                         }
1465                 } else {
1466                         if (screen->interlace == 1) {
1467                                 win->area[0].c_offset =
1468                                     uv_y_off * uv_stride * 2 +
1469                                     uv_x_off * pixel_width / 8;
1470                         } else {
1471                                 win->area[0].c_offset =
1472                                     uv_y_off * uv_stride +
1473                                     uv_x_off * pixel_width / 8;
1474                         }
1475                 }
1476         }
1477
1478         win->area[0].smem_start = fix->smem_start;
1479         win->area[0].cbr_start = fix->mmio_start;
1480         win->area[0].state = 1;
1481         win->area_num = 1;
1482
1483         dev_drv->ops->pan_display(dev_drv, win_id);
1484
1485         if (rk_fb->disp_mode == DUAL) {
1486                 if (extend_info != info && extend_win->state &&
1487                     hdmi_switch_complete) {
1488                         rk_fb_set_ext_win_buffer(extend_win, win,
1489                                                  extend_dev_drv->rotate_mode,
1490                                                  extend_dev_drv->iommu_enabled);
1491                         if (extend_dev_drv->rotate_mode > X_Y_MIRROR)
1492                                 rk_fb_rotate(extend_info, info);
1493
1494                         extend_dev_drv->ops->pan_display(extend_dev_drv,
1495                                                          extend_win_id);
1496                         extend_dev_drv->ops->cfg_done(extend_dev_drv);
1497                 }
1498         }
1499 #ifdef  CONFIG_FB_MIRRORING
1500         if (video_data_to_mirroring)
1501                 video_data_to_mirroring(info, NULL);
1502 #endif
1503         dev_drv->ops->cfg_done(dev_drv);
1504         /*msleep(1000);
1505         dev_drv->ops->dump_reg(dev_drv);
1506         while(1);*/
1507         return 0;
1508 }
1509
1510 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1511 {
1512         int i, j;
1513
1514         i = list_empty(&dev_drv->update_regs_list);
1515         j = list_empty(&saved_list);
1516         return i == j ? 0 : 1;
1517 }
1518
1519 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1520 {
1521         int err = sync_fence_wait(fence, 1000);
1522
1523         if (err >= 0)
1524                 return;
1525
1526         if (err == -ETIME)
1527                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1528
1529         if (err < 0)
1530                 printk("error waiting on fence\n");
1531 }
1532 #if 0
1533 static int rk_fb_copy_from_loader(struct fb_info *info)
1534 {
1535         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1536         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1537         void *dst = info->screen_base;
1538         u32 dsp_addr[4];
1539         u32 src;
1540         u32 i,size;
1541         int win_id;
1542         struct rk_lcdc_win *win;
1543
1544         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1545         win = dev_drv->win[win_id];
1546         size = (win->area[0].xact) * (win->area[0].yact) << 2;
1547         dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1548         src = dsp_addr[win_id];
1549         dev_info(info->dev, "copy fb data %d x %d  from  dst_addr:%08x\n",
1550                  win->area[0].xact, win->area[0].yact, src);
1551         for (i = 0; i < size; i += PAGE_SIZE) {
1552                 void *page = phys_to_page(i + src);
1553                 void *from_virt = kmap(page);
1554                 void *to_virt = dst + i;
1555                 memcpy(to_virt, from_virt, PAGE_SIZE);
1556         }
1557         dev_drv->ops->direct_set_addr(dev_drv, win_id,
1558                                       info->fix.smem_start);
1559         return 0;
1560 }
1561 #endif
1562 #ifdef CONFIG_ROCKCHIP_IOMMU
1563 static int g_last_addr[4];
1564 int g_last_timeout;
1565 u32 freed_addr[10];
1566 u32 freed_index;
1567
1568 #define DUMP_CHUNK 256
1569 char buf[PAGE_SIZE];
1570
1571 int rk_fb_sysmmu_fault_handler(struct device *dev,
1572                                enum rk_iommu_inttype itype,
1573                                unsigned long pgtable_base,
1574                                unsigned long fault_addr, unsigned int status)
1575 {
1576         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1577         int i = 0;
1578         static int page_fault_cnt;
1579         if ((page_fault_cnt++) >= 10)
1580                 return 0;
1581         pr_err
1582             ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1583              fault_addr, pgtable_base, status);
1584         printk("last config addr:\n" "win0:0x%08x\n" "win1:0x%08x\n"
1585                "win2:0x%08x\n" "win3:0x%08x\n", g_last_addr[0], g_last_addr[1],
1586                g_last_addr[2], g_last_addr[3]);
1587         printk("last freed buffer:\n");
1588         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1589                 printk("%d:0x%08x\n", i, freed_addr[i]);
1590         printk("last timeout:%d\n", g_last_timeout);
1591         dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1592         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1593                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1594                         char c = buf[i + DUMP_CHUNK];
1595                         buf[i + DUMP_CHUNK] = 0;
1596                         pr_cont("%s", buf + i);
1597                         buf[i + DUMP_CHUNK] = c;
1598                 } else {
1599                         buf[PAGE_SIZE - 1] = 0;
1600                         pr_cont("%s", buf + i);
1601                 }
1602         }
1603
1604         return 0;
1605 }
1606 #endif
1607
1608 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1609                         struct rk_fb_reg_win_data *reg_win_data)
1610 {
1611         int i, index_buf;
1612         struct rk_fb_reg_area_data *area_data;
1613         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1614 #if defined(CONFIG_ROCKCHIP_IOMMU)
1615         struct rk_lcdc_driver *ext_dev_drv = rk_get_extend_lcdc_drv();
1616 #endif
1617
1618         for (i = 0; i < reg_win_data->area_num; i++) {
1619                 area_data = &reg_win_data->reg_area_data[i];
1620                 index_buf = area_data->index_buf;
1621 #if defined(CONFIG_ROCKCHIP_IOMMU)
1622                 if (dev_drv->iommu_enabled) {
1623                         if (rk_fb->disp_policy != DISPLAY_POLICY_BOX)
1624                         ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1625                                         area_data->ion_handle);
1626                         freed_addr[freed_index++] = area_data->smem_start;
1627                 }
1628                 if (rk_fb->disp_mode == DUAL && hdmi_switch_complete) {
1629                         if (ext_dev_drv->iommu_enabled)
1630                                 ion_unmap_iommu(ext_dev_drv->dev,
1631                                                 rk_fb->ion_client,
1632                                                 area_data->ion_handle);
1633                 }
1634 #endif
1635                 if (area_data->ion_handle != NULL) {
1636                         ion_unmap_kernel(rk_fb->ion_client,
1637                                          area_data->ion_handle);
1638                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1639                 }
1640                 if (area_data->acq_fence)
1641                         sync_fence_put(area_data->acq_fence);
1642         }
1643         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1644 }
1645
1646 /*
1647  * function: update extend win info acorrding to primary win info,
1648         the function is only used for dual display mode
1649  * @ext_dev_drv: the extend lcdc driver
1650  * @dev_drv: the primary lcdc driver
1651  * @ext_win: the lcdc win info of extend screen
1652  * @win: the lcdc win info of primary screen
1653  */
1654 static int rk_fb_update_ext_win(struct rk_lcdc_driver *ext_dev_drv,
1655                                      struct rk_lcdc_driver *dev_drv,
1656                                      struct rk_lcdc_win *ext_win,
1657                                      struct rk_lcdc_win *win)
1658 {
1659         struct rk_screen *screen = dev_drv->cur_screen;
1660         struct rk_screen *ext_screen = ext_dev_drv->cur_screen;
1661         int hdmi_xsize = ext_screen->xsize;
1662         int hdmi_ysize = ext_screen->ysize;
1663         int pixel_width, vir_width_bit, y_stride;
1664         bool is_yuv = false;
1665         int rotate_mode = 0;
1666
1667         if (unlikely(!dev_drv) || unlikely(!ext_dev_drv) ||
1668             unlikely(!ext_win) || unlikely(!win))
1669                 return -1;
1670
1671         rotate_mode = ext_dev_drv->rotate_mode;
1672
1673         if (ext_win->state == 0) {
1674                 dev_info(ext_dev_drv->dev, "extend lcdc win is closed\n");
1675                 return 0;
1676         }
1677
1678         ext_win->area[0].state = win->area[0].state;
1679         ext_win->area[0].format = win->area[0].format;
1680         ext_win->area_num = win->area_num;
1681         ext_win->fmt_10 = win->fmt_10;
1682         ext_win->z_order = win->z_order;
1683         ext_win->alpha_en = win->alpha_en;
1684         ext_win->alpha_mode = win->alpha_mode;
1685         ext_win->g_alpha_val = win->g_alpha_val;
1686         ext_win->mirror_en = win->mirror_en;
1687         ext_win->area[0].fbdc_en = win->area[0].fbdc_en;
1688         ext_win->area[0].fbdc_cor_en = win->area[0].fbdc_cor_en;
1689         ext_win->area[0].fbdc_data_format = win->area[0].fbdc_data_format;
1690
1691         switch (ext_win->area[0].format) {
1692         case YUV422:
1693         case YUV420:
1694         case YUV444:
1695         case YUV422_A:
1696         case YUV420_A:
1697         case YUV444_A:
1698                 is_yuv = true;
1699                 break;
1700         default:
1701                 is_yuv = false;
1702                 break;
1703         }
1704
1705         if (rotate_mode == ROTATE_90 || rotate_mode == ROTATE_270) {
1706                 ext_win->area[0].xact = win->area[0].yact;
1707                 ext_win->area[0].yact = win->area[0].xact;
1708                 ext_win->area[0].xvir = win->area[0].yact;
1709                 ext_win->area[0].yvir = win->area[0].xact;
1710
1711                 pixel_width = rk_fb_pixel_width(ext_win->area[0].format);
1712                 vir_width_bit = pixel_width * ext_win->area[0].xvir;
1713                 y_stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1714                 ext_win->area[0].y_vir_stride = y_stride >> 2;
1715                 if (is_yuv)
1716                         ext_win->area[0].uv_vir_stride = ext_win->area[0].y_vir_stride;
1717                 else
1718                         ext_win->area[0].uv_vir_stride = 0;
1719         } else {
1720                 ext_win->area[0].xact = win->area[0].xact;
1721                 ext_win->area[0].yact = win->area[0].yact;
1722                 if (win->area[0].xvir == 0)
1723                         ext_win->area[0].xvir = win->area[0].xact;
1724                 else
1725                         ext_win->area[0].xvir = win->area[0].xvir;
1726                 if (win->area[0].yvir == 0)
1727                         ext_win->area[0].yvir = win->area[0].yact;
1728                 else
1729                         ext_win->area[0].yvir = win->area[0].yvir;
1730                 ext_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
1731                 if (is_yuv)
1732                         ext_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
1733                 else
1734                         ext_win->area[0].uv_vir_stride = 0;
1735         }
1736
1737         if (win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1738                 if (rotate_mode == ROTATE_270) {
1739                         int xbom_pos = 0, ybom_pos = 0;
1740                         int xtop_pos = 0, ytop_pos = 0;
1741
1742                         ext_win->area[0].xsize =
1743                                 hdmi_xsize * win->area[0].ysize / screen->mode.yres;
1744                         ext_win->area[0].ysize =
1745                                 hdmi_ysize * win->area[0].xsize / screen->mode.xres;
1746                         xbom_pos =
1747                                 hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1748                         ybom_pos = hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1749                         xtop_pos = hdmi_xsize - ext_win->area[0].xsize - xbom_pos;
1750                         ytop_pos = hdmi_ysize - ext_win->area[0].ysize - ybom_pos;
1751                         ext_win->area[0].xpos =
1752                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) + xtop_pos;
1753                         ext_win->area[0].ypos =
1754                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) + ytop_pos;
1755                 } else if (rotate_mode == ROTATE_90) {
1756                         ext_win->area[0].xsize =
1757                                 hdmi_xsize * win->area[0].ysize / screen->mode.yres;
1758                         ext_win->area[0].ysize =
1759                                 hdmi_ysize * win->area[0].xsize / screen->mode.xres;
1760                         ext_win->area[0].xpos =
1761                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1762                                 hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1763                         ext_win->area[0].ypos =
1764                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1765                                 hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1766                 } else {
1767                         ext_win->area[0].xsize =
1768                                 hdmi_xsize * win->area[0].xsize / screen->mode.xres;
1769                         ext_win->area[0].ysize =
1770                                 hdmi_ysize * win->area[0].ysize / screen->mode.yres;
1771                         ext_win->area[0].xpos =
1772                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1773                                 hdmi_xsize * win->area[0].xpos / screen->mode.xres;
1774                         ext_win->area[0].ypos =
1775                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1776                                 hdmi_ysize * win->area[0].ypos / screen->mode.yres;
1777                 }
1778         } else {
1779                 ext_win->area[0].xsize = hdmi_xsize;
1780                 ext_win->area[0].ysize = hdmi_ysize;
1781                 ext_win->area[0].xpos =
1782                         (ext_screen->mode.xres - hdmi_xsize) >> 1;
1783                 ext_win->area[0].ypos =
1784                         (ext_screen->mode.yres - hdmi_ysize) >> 1;
1785         }
1786
1787         return 0;
1788 }
1789
1790 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1791                                 struct rk_lcdc_win *win,
1792                                 struct rk_fb_reg_win_data *reg_win_data)
1793 {
1794         int i = 0;
1795         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1796         struct rk_screen *cur_screen;
1797         struct rk_screen primary_screen;
1798
1799         if (unlikely(!inf) || unlikely(!dev_drv) ||
1800             unlikely(!win) || unlikely(!reg_win_data))
1801                 return;
1802
1803         cur_screen = dev_drv->cur_screen;
1804         rk_fb_get_prmry_screen(&primary_screen);
1805
1806         win->area_num = reg_win_data->area_num;
1807         win->id = reg_win_data->win_id;
1808         win->z_order = reg_win_data->z_order;
1809
1810         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1811                 win->state = 1;
1812                 win->area_num = reg_win_data->area_num;
1813                 win->id = reg_win_data->win_id;
1814                 win->z_order = reg_win_data->z_order;
1815                 win->area[0].uv_vir_stride =
1816                     reg_win_data->reg_area_data[0].uv_vir_stride;
1817                 win->area[0].cbr_start =
1818                     reg_win_data->reg_area_data[0].cbr_start;
1819                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1820                 win->alpha_en = reg_win_data->alpha_en;
1821                 win->alpha_mode = reg_win_data->alpha_mode;
1822                 win->g_alpha_val = reg_win_data->g_alpha_val;
1823                 win->mirror_en = reg_win_data->mirror_en;
1824                 win->area[0].fbdc_en =
1825                         reg_win_data->reg_area_data[0].fbdc_en;
1826                 win->area[0].fbdc_cor_en =
1827                         reg_win_data->reg_area_data[0].fbdc_cor_en;
1828                 win->area[0].fbdc_data_format =
1829                         reg_win_data->reg_area_data[0].fbdc_data_format;
1830                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1831                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1832                                 win->area[i].format =
1833                                         reg_win_data->reg_area_data[i].data_format;
1834                                 if (inf->disp_policy != DISPLAY_POLICY_BOX)
1835                                         win->area[i].ion_hdl =
1836                                         reg_win_data->reg_area_data[i].ion_handle;
1837                                 win->area[i].smem_start =
1838                                         reg_win_data->reg_area_data[i].smem_start;
1839                                 if (inf->disp_mode == DUAL ||
1840                                     inf->disp_policy == DISPLAY_POLICY_BOX) {
1841                                         win->area[i].xpos =
1842                                                 reg_win_data->reg_area_data[i].xpos;
1843                                         win->area[i].ypos =
1844                                                 reg_win_data->reg_area_data[i].ypos;
1845                                         win->area[i].xsize =
1846                                                 reg_win_data->reg_area_data[i].xsize;
1847                                         win->area[i].ysize =
1848                                                 reg_win_data->reg_area_data[i].ysize;
1849                                 } else {
1850                                         win->area[i].xpos =
1851                                                 reg_win_data->reg_area_data[i].xpos *
1852                                                 cur_screen->mode.xres /
1853                                                 primary_screen.mode.xres;
1854                                         win->area[i].ypos =
1855                                                 reg_win_data->reg_area_data[i].ypos *
1856                                                 cur_screen->mode.yres /
1857                                                 primary_screen.mode.yres;
1858                                         win->area[i].xsize =
1859                                                 reg_win_data->reg_area_data[i].xsize *
1860                                                 cur_screen->mode.xres /
1861                                                 primary_screen.mode.xres;
1862                                         win->area[i].ysize =
1863                                                 reg_win_data->reg_area_data[i].ysize *
1864                                                 cur_screen->mode.yres /
1865                                                 primary_screen.mode.yres;
1866
1867                                         /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1868                                         if (inf->disp_mode == ONE_DUAL && hdmi_switch_complete) {
1869                                                 if (cur_screen->xsize > 0 &&
1870                                                     cur_screen->xsize <= cur_screen->mode.xres) {
1871                                                         win->area[i].xpos =
1872                                                                 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1873                                                                 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1874                                                         win->area[i].xsize =
1875                                                                 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1876                                                 }
1877                                                 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1878                                                         win->area[i].ypos =
1879                                                                 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1880                                                                 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1881                                                         win->area[i].ysize =
1882                                                                 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1883                                                 }
1884                                         }
1885                                 }
1886                                 win->area[i].xact =
1887                                     reg_win_data->reg_area_data[i].xact;
1888                                 win->area[i].yact =
1889                                     reg_win_data->reg_area_data[i].yact;
1890                                 win->area[i].xvir =
1891                                     reg_win_data->reg_area_data[i].xvir;
1892                                 win->area[i].yvir =
1893                                     reg_win_data->reg_area_data[i].yvir;
1894                                 win->area[i].xoff =
1895                                     reg_win_data->reg_area_data[i].xoff;
1896                                 win->area[i].yoff =
1897                                     reg_win_data->reg_area_data[i].yoff;
1898                                 win->area[i].y_offset =
1899                                     reg_win_data->reg_area_data[i].y_offset;
1900                                 win->area[i].y_vir_stride =
1901                                     reg_win_data->reg_area_data[i].y_vir_stride;
1902                                 win->area[i].state = 1;
1903                         } else {
1904                                 win->area[i].state = 0;
1905                         }
1906                 }
1907         } else {
1908         /*
1909                 win->state = 0;
1910                 win->z_order = -1;
1911         */
1912         }
1913 }
1914
1915 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1916                                                      *regs, int win_id)
1917 {
1918         int i;
1919         struct rk_fb_reg_win_data *win_data = NULL;
1920         for (i = 0; i < regs->win_num; i++) {
1921                 if (regs->reg_win_data[i].win_id == win_id) {
1922                         win_data = &(regs->reg_win_data[i]);
1923                         break;
1924                 }
1925         }
1926
1927         return win_data;
1928 }
1929
1930 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1931                              struct rk_fb_reg_data *regs)
1932 {
1933         int i, j;
1934         struct rk_lcdc_win *win;
1935         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1936         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1937 #if defined(CONFIG_RK_HDMI)
1938         struct rk_lcdc_driver *ext_dev_drv;
1939         struct rk_lcdc_win *ext_win;
1940 #endif
1941         struct rk_fb_reg_win_data *win_data;
1942         bool wait_for_vsync;
1943         int count = 100;
1944         unsigned int dsp_addr[4];
1945         long timeout;
1946
1947         /* acq_fence wait */
1948         for (i = 0; i < regs->win_num; i++) {
1949                 win_data = &regs->reg_win_data[i];
1950                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1951                         if (win_data->reg_area_data[j].acq_fence) {
1952                                 /* printk("acq_fence wait!!!!!\n"); */
1953                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1954                         }
1955                 }
1956         }
1957
1958         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1959                 win = dev_drv->win[i];
1960                 win_data = rk_fb_get_win_data(regs, i);
1961                 if (win_data) {
1962                         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1963                             (win_data->reg_area_data[0].data_format == YUV420 ||
1964                              win_data->reg_area_data[0].data_format == YUV420_A))
1965                                 continue;
1966                         mutex_lock(&dev_drv->win_config);
1967                         rk_fb_update_win(dev_drv, win, win_data);
1968                         win->state = 1;
1969                         dev_drv->ops->set_par(dev_drv, i);
1970                         dev_drv->ops->pan_display(dev_drv, i);
1971                         mutex_unlock(&dev_drv->win_config);
1972 #if defined(CONFIG_ROCKCHIP_IOMMU)
1973                         if (dev_drv->iommu_enabled) {
1974                                 g_last_addr[i] = win_data->reg_area_data[0].smem_start +
1975                                         win_data->reg_area_data[0].y_offset;
1976                         }
1977 #endif
1978                 } else {
1979                         win->z_order = -1;
1980                         win->state = 0;
1981                 }
1982         }
1983         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1984         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX)
1985                 dev_drv->ops->cfg_done(dev_drv);
1986 #if defined(CONFIG_RK_HDMI)
1987         if ((rk_fb->disp_mode == DUAL)
1988             && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1989             && hdmi_switch_complete) {
1990                 ext_dev_drv = rk_get_extend_lcdc_drv();
1991                 if (!ext_dev_drv) {
1992                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1993                         goto ext_win_exit;
1994                 }
1995
1996                 /*
1997                   * For RK3288: win0 and win1 have only one area and support scale
1998                   * but win2 and win3 don't support scale
1999                   * so hdmi only use win0 or win1
2000                   */
2001                 for (i = 0; i < 2; i++) {
2002                         win = dev_drv->win[i];
2003                         ext_win = ext_dev_drv->win[i];
2004                         ext_win->state = win->state;
2005                         ext_win->id = win->id;
2006                         if (!ext_win->state)
2007                                 continue;
2008                         rk_fb_update_ext_win(ext_dev_drv, dev_drv, ext_win, win);
2009                         rk_fb_set_ext_win_buffer(ext_win, win,
2010                                                  ext_dev_drv->rotate_mode,
2011                                                  ext_dev_drv->iommu_enabled);
2012
2013                         if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
2014                                 rk_fb_win_rotate(ext_win, win,
2015                                                  ext_dev_drv->rotate_mode,
2016                                                  ext_dev_drv->iommu_enabled);
2017
2018                         ext_dev_drv->ops->set_par(ext_dev_drv, i);
2019                         ext_dev_drv->ops->pan_display(ext_dev_drv, i);
2020                 }
2021
2022                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
2023         }
2024 ext_win_exit:
2025 #endif
2026         dev_drv->ops->cfg_done(dev_drv);
2027
2028         do {
2029                 timestamp = dev_drv->vsync_info.timestamp;
2030                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
2031                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
2032                                 msecs_to_jiffies(25));
2033 #if defined(CONFIG_RK_HDMI)
2034                 if ((rk_fb->disp_mode == DUAL) &&
2035                     (hdmi_get_hotplug() == HDMI_HPD_ACTIVED) &&
2036                     hdmi_switch_complete) {
2037                         /*
2038                          * If dual output, we need make sure the extend display
2039                          * cfg take effect before release fence.
2040                          */
2041                         ext_dev_drv = rk_get_extend_lcdc_drv();
2042                         timeout = wait_event_interruptible_timeout(ext_dev_drv->vsync_info.wait,
2043                                         ktime_compare(ext_dev_drv->vsync_info.timestamp, timestamp) > 0,
2044                                         msecs_to_jiffies(25));
2045                 }
2046 #endif
2047                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2048                 wait_for_vsync = false;
2049                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2050                         if (dev_drv->win[i]->state == 1) {
2051                                 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
2052                                     (dev_drv->win[i]->area[0].format == YUV420 ||
2053                                      dev_drv->win[i]->area[0].format == YUV420_A ||
2054                                      !strcmp(dev_drv->win[i]->name, "hwc"))) {
2055                                         continue;
2056                                 } else {
2057                                         u32 new_start =
2058                                             dev_drv->win[i]->area[0].smem_start +
2059                                             dev_drv->win[i]->area[0].y_offset;
2060                                         u32 reg_start = dsp_addr[i];
2061
2062                                         if ((rk_fb->disp_policy ==
2063                                              DISPLAY_POLICY_BOX) &&
2064                                             (new_start == 0x0 ||
2065                                              dev_drv->suspend_flag))
2066                                                 continue;
2067                                         if (unlikely(new_start != reg_start)) {
2068                                                 wait_for_vsync = true;
2069                                                 dev_info(dev_drv->dev,
2070                                                        "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
2071                                                        i, new_start, reg_start, 101 - count);
2072                                                 break;
2073                                         }
2074                                 }
2075                         }
2076                 }
2077         } while (wait_for_vsync && count--);
2078 #ifdef H_USE_FENCE
2079         sw_sync_timeline_inc(dev_drv->timeline, 1);
2080 #endif
2081         if (dev_drv->front_regs) {
2082 #if defined(CONFIG_ROCKCHIP_IOMMU)
2083                 if (dev_drv->iommu_enabled) {
2084                         if (dev_drv->ops->mmu_en)
2085                                 dev_drv->ops->mmu_en(dev_drv);
2086                         freed_index = 0;
2087                         g_last_timeout = timeout;
2088                 }
2089 #endif
2090
2091                 mutex_lock(&dev_drv->front_lock);
2092
2093                 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
2094                         win_data = &dev_drv->front_regs->reg_win_data[i];
2095                         rk_fb_free_dma_buf(dev_drv, win_data);
2096                 }
2097                 kfree(dev_drv->front_regs);
2098
2099                 mutex_unlock(&dev_drv->front_lock);
2100
2101 #if defined(CONFIG_ROCKCHIP_IOMMU)
2102                 if (dev_drv->iommu_enabled)
2103                         freed_addr[freed_index] = 0xfefefefe;
2104 #endif
2105         }
2106
2107         mutex_lock(&dev_drv->front_lock);
2108
2109         dev_drv->front_regs = regs;
2110
2111         mutex_unlock(&dev_drv->front_lock);
2112 }
2113
2114 static void rk_fb_update_regs_handler(struct kthread_work *work)
2115 {
2116         struct rk_lcdc_driver *dev_drv =
2117             container_of(work, struct rk_lcdc_driver, update_regs_work);
2118         struct rk_fb_reg_data *data, *next;
2119         /* struct list_head saved_list; */
2120
2121         mutex_lock(&dev_drv->update_regs_list_lock);
2122         saved_list = dev_drv->update_regs_list;
2123         list_replace_init(&dev_drv->update_regs_list, &saved_list);
2124         mutex_unlock(&dev_drv->update_regs_list_lock);
2125
2126         list_for_each_entry_safe(data, next, &saved_list, list) {
2127                 rk_fb_update_reg(dev_drv, data);
2128                 list_del(&data->list);
2129         }
2130
2131         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
2132                 wake_up(&dev_drv->update_regs_wait);
2133 }
2134
2135 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
2136                                   struct rk_screen *screen)
2137 {
2138         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
2139             (area_par->xact <= 0) || (area_par->yact <= 0) ||
2140             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
2141                 pr_err("check config var fail 0:\n"
2142                        "x_offset=%d,xact=%d,xvir=%d\n",
2143                        area_par->x_offset, area_par->xact, area_par->xvir);
2144                 return -EINVAL;
2145         }
2146
2147         if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
2148             (area_par->ypos + area_par->ysize > screen->mode.yres) ||
2149             (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
2150                 pr_err("check config var fail 1:\n"
2151                        "xpos=%d,xsize=%d,xres=%d\n"
2152                        "ypos=%d,ysize=%d,yres=%d\n",
2153                        area_par->xpos, area_par->xsize, screen->mode.xres,
2154                        area_par->ypos, area_par->ysize, screen->mode.yres);
2155                 return -EINVAL;
2156         }
2157         return 0;
2158 }
2159
2160 static int rk_fb_set_win_buffer(struct fb_info *info,
2161                                 struct rk_fb_win_par *win_par,
2162                                 struct rk_fb_reg_win_data *reg_win_data)
2163 {
2164         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2165         struct fb_fix_screeninfo *fix = &info->fix;
2166         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2167         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2168         struct rk_screen *screen = dev_drv->cur_screen;
2169         struct rk_screen primary_screen;
2170         struct fb_info *fbi;
2171         int i, ion_fd, acq_fence_fd;
2172         u32 xvir, yvir;
2173         u32 xoffset, yoffset;
2174
2175         struct ion_handle *hdl;
2176         size_t len;
2177         int index_buf;
2178         u8 fb_data_fmt;
2179         u8 pixel_width;
2180         u32 vir_width_bit;
2181         u32 stride, uv_stride;
2182         u32 stride_32bit_1;
2183         u32 stride_32bit_2;
2184         u16 uv_x_off, uv_y_off, uv_y_act;
2185         u8 is_pic_yuv = 0;
2186         u8 ppixel_a = 0, global_a = 0;
2187         ion_phys_addr_t phy_addr;
2188         int ret = 0;
2189
2190         reg_win_data->reg_area_data[0].smem_start = -1;
2191         reg_win_data->area_num = 0;
2192         fbi = rk_fb->fb[reg_win_data->win_id];
2193         if (win_par->area_par[0].phy_addr == 0) {
2194                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
2195                         ion_fd = win_par->area_par[i].ion_fd;
2196                         if (ion_fd > 0) {
2197                                 hdl =
2198                                     ion_import_dma_buf(rk_fb->ion_client,
2199                                                        ion_fd);
2200                                 if (IS_ERR(hdl)) {
2201                                         pr_info("%s: Could not import handle:"
2202                                                 " %ld\n", __func__, (long)hdl);
2203                                         /*return -EINVAL; */
2204                                         break;
2205                                 }
2206                                 fbi->screen_base =
2207                                     ion_map_kernel(rk_fb->ion_client, hdl);
2208                                 reg_win_data->area_num++;
2209                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
2210 #ifndef CONFIG_ROCKCHIP_IOMMU
2211                                 ret = ion_phys(rk_fb->ion_client, hdl, &phy_addr,
2212                                                 &len);
2213 #else
2214                                 if (dev_drv->iommu_enabled)
2215                                         ret = ion_map_iommu(dev_drv->dev,
2216                                                                 rk_fb->ion_client,
2217                                                                 hdl,
2218                                                                 (unsigned long *)&phy_addr,
2219                                                                 (unsigned long *)&len);
2220                                 else
2221                                         ret = ion_phys(rk_fb->ion_client, hdl,
2222                                                         &phy_addr, &len);
2223 #endif
2224                                 if (ret < 0) {
2225                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
2226                                         ion_free(rk_fb->ion_client, hdl);
2227                                         return -ENOMEM;
2228                                 }
2229                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
2230                                 reg_win_data->area_buf_num++;
2231                                 reg_win_data->reg_area_data[i].index_buf = 1;
2232                         }
2233                 }
2234         } else {
2235                 reg_win_data->reg_area_data[0].smem_start =
2236                     win_par->area_par[0].phy_addr;
2237                 reg_win_data->area_num = 1;
2238                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
2239         }
2240
2241         if (reg_win_data->area_num == 0)
2242                 return 0;
2243
2244         for (i = 0; i < reg_win_data->area_num; i++) {
2245                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2246                 index_buf = reg_win_data->reg_area_data[i].index_buf;
2247                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2248                         reg_win_data->reg_area_data[i].acq_fence =
2249                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2250                 }
2251         }
2252         if (reg_win_data->reg_area_data[0].smem_start > 0) {
2253                 reg_win_data->z_order = win_par->z_order;
2254                 reg_win_data->win_id = win_par->win_id;
2255         } else {
2256                 reg_win_data->z_order = -1;
2257                 reg_win_data->win_id = -1;
2258         }
2259
2260         rk_fb_get_prmry_screen(&primary_screen);
2261         reg_win_data->mirror_en = win_par->mirror_en;
2262         reg_win_data->reg_area_data[0].fbdc_en = win_par->area_par[0].fbdc_en;
2263         reg_win_data->reg_area_data[0].fbdc_cor_en =
2264                 win_par->area_par[0].fbdc_cor_en;
2265         reg_win_data->reg_area_data[0].fbdc_data_format =
2266                 win_par->area_par[0].fbdc_data_format;
2267         for (i = 0; i < reg_win_data->area_num; i++) {
2268                 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX)
2269                         rk_fb_check_config_var(&win_par->area_par[i], screen);
2270                 else
2271                         rk_fb_check_config_var(&win_par->area_par[i], &primary_screen);
2272
2273                 fb_data_fmt = rk_fb_data_fmt(win_par->area_par[i].data_format, 0);
2274                 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
2275                 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2276
2277                 ppixel_a |= ((fb_data_fmt == ARGB888) ||
2278                              (fb_data_fmt == ABGR888)) ? 1 : 0;
2279                 /* visiable pos in panel */
2280                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2281                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2282
2283                 /* realy size in panel */
2284                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2285                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2286
2287                 /* realy size in panel */
2288                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2289                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2290
2291                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2292                 yoffset = win_par->area_par[i].y_offset;
2293                 reg_win_data->reg_area_data[i].xoff = xoffset;
2294                 reg_win_data->reg_area_data[i].yoff = yoffset;
2295
2296                 xvir = win_par->area_par[i].xvir;
2297                 reg_win_data->reg_area_data[i].xvir = xvir;
2298                 yvir = win_par->area_par[i].yvir;
2299                 reg_win_data->reg_area_data[i].yvir = yvir;
2300
2301                 vir_width_bit = pixel_width * xvir;
2302                 /* pixel_width = byte_num*8 */
2303                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2304                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2305
2306                 stride = stride_32bit_1;        /* default rgb */
2307                 fix->line_length = stride;
2308                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2309
2310                 /* x y mirror ,jump line
2311                  * reg_win_data->reg_area_data[i].y_offset =
2312                  *              yoffset*stride+xoffset*pixel_width/8;
2313                  */
2314                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2315                         if (screen->interlace == 1) {
2316                                 reg_win_data->reg_area_data[i].y_offset =
2317                                     yoffset * stride * 2 +
2318                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2319                                     xoffset * pixel_width / 8;
2320                         } else {
2321                                 reg_win_data->reg_area_data[i].y_offset =
2322                                     yoffset * stride +
2323                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2324                                     xoffset * pixel_width / 8;
2325                         }
2326                 } else {
2327                         if (screen->interlace == 1) {
2328                                 reg_win_data->reg_area_data[i].y_offset =
2329                                     yoffset * stride * 2 +
2330                                     xoffset * pixel_width / 8;
2331                         } else {
2332                                 reg_win_data->reg_area_data[i].y_offset =
2333                                     yoffset * stride +
2334                                     xoffset * pixel_width / 8;
2335                         }
2336                 }
2337         }
2338
2339         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2340         reg_win_data->alpha_en = ppixel_a | global_a;
2341         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2342         reg_win_data->alpha_mode = win_par->alpha_mode;
2343
2344         switch (fb_data_fmt) {
2345         case YUV422:
2346         case YUV422_A:
2347                 is_pic_yuv = 1;
2348                 stride = stride_32bit_1;
2349                 uv_stride = stride_32bit_1 >> 1;
2350                 uv_x_off = xoffset >> 1;
2351                 uv_y_off = yoffset;
2352                 fix->line_length = stride;
2353                 uv_y_act = win_par->area_par[0].yact >> 1;
2354                 break;
2355         case YUV420:            /* 420sp */
2356         case YUV420_A:
2357                 is_pic_yuv = 1;
2358                 stride = stride_32bit_1;
2359                 uv_stride = stride_32bit_1;
2360                 uv_x_off = xoffset;
2361                 uv_y_off = yoffset >> 1;
2362                 fix->line_length = stride;
2363                 uv_y_act = win_par->area_par[0].yact >> 1;
2364                 break;
2365         case YUV444:
2366         case YUV444_A:
2367                 is_pic_yuv = 1;
2368                 stride = stride_32bit_1;
2369                 uv_stride = stride_32bit_2;
2370                 uv_x_off = xoffset * 2;
2371                 uv_y_off = yoffset;
2372                 fix->line_length = stride << 2;
2373                 uv_y_act = win_par->area_par[0].yact;
2374                 break;
2375         default:
2376                 break;
2377         }
2378         if (is_pic_yuv == 1) {
2379                 reg_win_data->reg_area_data[0].cbr_start =
2380                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2381                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2382                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2383                         if (screen->interlace == 1) {
2384                                 reg_win_data->reg_area_data[0].c_offset =
2385                                     uv_y_off * uv_stride * 2 +
2386                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2387                                     uv_x_off * pixel_width / 8;
2388                         } else {
2389                                 reg_win_data->reg_area_data[0].c_offset =
2390                                     uv_y_off * uv_stride +
2391                                     (uv_y_act - 1) * uv_stride +
2392                                     uv_x_off * pixel_width / 8;
2393                         }
2394                 } else {
2395                         if (screen->interlace == 1) {
2396                                 reg_win_data->reg_area_data[0].c_offset =
2397                                     uv_y_off * uv_stride * 2 +
2398                                     uv_x_off * pixel_width / 8;
2399                         } else {
2400                                 reg_win_data->reg_area_data[0].c_offset =
2401                                     uv_y_off * uv_stride +
2402                                     uv_x_off * pixel_width / 8;
2403                         }
2404                 }
2405         }
2406
2407         /* record buffer information for rk_fb_disp_scale to prevent fence timeout
2408          * because rk_fb_disp_scale will call function info->fbops->fb_set_par(info);
2409          */
2410         info->var.yoffset = yoffset;
2411         info->var.xoffset = xoffset;
2412         return 0;
2413 }
2414
2415 static int rk_fb_set_win_config(struct fb_info *info,
2416                                 struct rk_fb_win_cfg_data *win_data)
2417 {
2418         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2419         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2420         struct rk_fb_reg_data *regs;
2421 #ifdef H_USE_FENCE
2422         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2423         struct sync_fence *retire_fence;
2424         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2425         struct sync_pt *retire_sync_pt;
2426         char fence_name[20];
2427 #endif
2428         int ret = 0, i, j = 0;
2429         int list_is_empty = 0;
2430
2431         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2432         if (!regs) {
2433                 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2434                 ret = -ENOMEM;
2435                 return ret;
2436         }
2437
2438 /*
2439         regs->post_cfg.xpos = win_data->post_cfg.xpos;
2440         regs->post_cfg.ypos = win_data->post_cfg.ypos;
2441         regs->post_cfg.xsize = win_data->post_cfg.xsize;
2442         regs->post_cfg.ysize = win_data->post_cfg.xsize;
2443 */
2444
2445         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2446                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2447                         if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2448                                                         &regs->reg_win_data[j]))
2449                                 return -ENOMEM;
2450                         if (regs->reg_win_data[j].area_num > 0) {
2451                                 regs->win_num++;
2452                                 regs->buf_num +=
2453                                     regs->reg_win_data[j].area_buf_num;
2454                         }
2455                         j++;
2456                 } else {
2457                         printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2458                         printk(KERN_INFO "i=%d,win_id=%d\n", i,
2459                                win_data->win_par[i].win_id);
2460                 }
2461         }
2462
2463         mutex_lock(&dev_drv->output_lock);
2464         if (!(dev_drv->suspend_flag == 0)) {
2465                 rk_fb_update_reg(dev_drv, regs);
2466                 printk(KERN_INFO "suspend_flag = 1\n");
2467                 goto err;
2468         }
2469
2470         dev_drv->timeline_max++;
2471 #ifdef H_USE_FENCE
2472         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2473                 if (i < regs->buf_num) {
2474                         sprintf(fence_name, "fence%d", i);
2475                         win_data->rel_fence_fd[i] = get_unused_fd();
2476                         if (win_data->rel_fence_fd[i] < 0) {
2477                                 printk(KERN_INFO "rel_fence_fd=%d\n",
2478                                        win_data->rel_fence_fd[i]);
2479                                 ret = -EFAULT;
2480                                 goto err;
2481                         }
2482                         release_sync_pt[i] =
2483                             sw_sync_pt_create(dev_drv->timeline,
2484                                               dev_drv->timeline_max);
2485                         release_fence[i] =
2486                             sync_fence_create(fence_name, release_sync_pt[i]);
2487                         sync_fence_install(release_fence[i],
2488                                            win_data->rel_fence_fd[i]);
2489                 } else {
2490                         win_data->rel_fence_fd[i] = -1;
2491                 }
2492         }
2493
2494         win_data->ret_fence_fd = get_unused_fd();
2495         if (win_data->ret_fence_fd < 0) {
2496                 printk("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2497                 ret = -EFAULT;
2498                 goto err;
2499         }
2500         retire_sync_pt =
2501             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2502         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2503         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2504 #else
2505         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2506                 win_data->rel_fence_fd[i] = -1;
2507
2508         win_data->ret_fence_fd = -1;
2509 #endif
2510         if (dev_drv->wait_fs == 0) {
2511                 mutex_lock(&dev_drv->update_regs_list_lock);
2512                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2513                 mutex_unlock(&dev_drv->update_regs_list_lock);
2514                 queue_kthread_work(&dev_drv->update_regs_worker,
2515                                    &dev_drv->update_regs_work);
2516         } else {
2517                 mutex_lock(&dev_drv->update_regs_list_lock);
2518                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2519                                         list_empty(&saved_list);
2520                 mutex_unlock(&dev_drv->update_regs_list_lock);
2521                 if (!list_is_empty) {
2522                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2523                                 list_empty(&dev_drv->update_regs_list) && list_empty(&saved_list),
2524                                 msecs_to_jiffies(60));
2525                         if (ret > 0)
2526                                 rk_fb_update_reg(dev_drv, regs);
2527                         else
2528                                 printk("%s: wait update_regs_wait timeout\n", __func__);
2529                 } else if (ret == 0) {
2530                         rk_fb_update_reg(dev_drv, regs);
2531                 }
2532         }
2533
2534 err:
2535         mutex_unlock(&dev_drv->output_lock);
2536         return ret;
2537 }
2538
2539 #if 1
2540 static int cfgdone_distlist[10] = { 0 };
2541
2542 static int cfgdone_index;
2543 static int cfgdone_lasttime;
2544
2545 int rk_get_real_fps(int before)
2546 {
2547         struct timespec now;
2548         int dist_curr;
2549         int dist_total = 0;
2550         int dist_count = 0;
2551         int dist_first = 0;
2552
2553         int index = cfgdone_index;
2554         int i = 0, fps = 0;
2555         int total;
2556
2557         if (before > 100)
2558                 before = 100;
2559         if (before < 0)
2560                 before = 0;
2561
2562         getnstimeofday(&now);
2563         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2564                         cfgdone_lasttime;
2565         total = dist_curr;
2566         /*
2567            printk("fps: ");
2568          */
2569         for (i = 0; i < 10; i++) {
2570                 if (--index < 0)
2571                         index = 9;
2572                 total += cfgdone_distlist[index];
2573                 if (i == 0)
2574                         dist_first = cfgdone_distlist[index];
2575                 if (total < (before * 1000)) {
2576                         /*
2577                            printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2578                          */
2579                         dist_total += cfgdone_distlist[index];
2580                         dist_count++;
2581                 } else {
2582                         break;
2583                 }
2584         }
2585
2586         /*
2587            printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2588          */
2589         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2590         dist_total += dist_curr;
2591         dist_count++;
2592
2593         if (dist_total > 0)
2594                 fps = (1000000 * dist_count) / dist_total;
2595         else
2596                 fps = 60;
2597
2598         /*
2599            printk("curr2 %d, fps=%d\n", dist_curr, fps);
2600          */
2601         return fps;
2602 }
2603 EXPORT_SYMBOL(rk_get_real_fps);
2604
2605 #endif
2606 #ifdef CONFIG_ROCKCHIP_IOMMU
2607 #define ION_MAX 10
2608 static struct ion_handle *ion_hanle[ION_MAX];
2609 static struct ion_handle *ion_hwc[1];
2610 #endif
2611 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2612                        unsigned long arg)
2613 {
2614         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2615         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2616         struct rk_fb_par *extend_fb_par = NULL;
2617         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2618         struct fb_fix_screeninfo *fix = &info->fix;
2619         int fb_id = 0, extend_win_id = 0;
2620         struct fb_info *extend_info = NULL;
2621         struct rk_lcdc_driver *extend_dev_drv = NULL;
2622         struct rk_lcdc_win *extend_win = NULL;
2623         struct rk_lcdc_win *win;
2624         int enable;     /* enable fb:1 enable;0 disable */
2625         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2626         int num_buf;    /* buffer_number */
2627         int ret;
2628         struct rk_fb_win_cfg_data win_data;
2629         unsigned int dsp_addr[4];
2630         int list_stat;
2631
2632         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2633
2634         void __user *argp = (void __user *)arg;
2635         win = dev_drv->win[win_id];
2636         if (rk_fb->disp_mode == DUAL) {
2637                 fb_id = get_extend_fb_id(info);
2638                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2639                 extend_fb_par = (struct rk_fb_par *)extend_info->par;
2640                 extend_dev_drv = extend_fb_par->lcdc_drv;
2641                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2642                                                             extend_info->fix.id);
2643                 extend_win = extend_dev_drv->win[extend_win_id];
2644         }
2645
2646         switch (cmd) {
2647         case RK_FBIOSET_HWC_ADDR:
2648         {
2649                 u32 hwc_phy[1];
2650                 if (copy_from_user(hwc_phy, argp, 4))
2651                         return -EFAULT;
2652 #ifdef CONFIG_ROCKCHIP_IOMMU
2653                 if (!dev_drv->iommu_enabled) {
2654 #endif
2655                         fix->smem_start = hwc_phy[0];
2656 #ifdef CONFIG_ROCKCHIP_IOMMU
2657                 } else {
2658                         int usr_fd;
2659                         struct ion_handle *hdl;
2660                         ion_phys_addr_t phy_addr;
2661                         size_t len;
2662
2663                         usr_fd = hwc_phy[0];
2664                         if (!usr_fd) {
2665                                 fix->smem_start = 0;
2666                                 fix->mmio_start = 0;
2667                                 break;
2668                         }
2669
2670                         if (ion_hwc[0] != 0) {
2671                                 ion_free(rk_fb->ion_client, ion_hwc[0]);
2672                                 ion_hwc[0] = 0;
2673                         }
2674
2675                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2676                         if (IS_ERR(hdl)) {
2677                                 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2678                                         PTR_ERR(hdl));
2679                                 return -EFAULT;
2680                         }
2681
2682                         ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2683                                                 (unsigned long *)&phy_addr,
2684                                                 (unsigned long *)&len);
2685                         if (ret < 0) {
2686                                 dev_err(info->dev, "ion map to get hwc phy addr failed");
2687                                 ion_free(rk_fb->ion_client, hdl);
2688                                 return -ENOMEM;
2689                         }
2690                         fix->smem_start = phy_addr;
2691                         ion_hwc[0] = hdl;
2692                 }
2693 #endif
2694                 break;
2695         }
2696         case RK_FBIOSET_YUV_ADDR:
2697                 {
2698                         u32 yuv_phy[2];
2699
2700                         if (copy_from_user(yuv_phy, argp, 8))
2701                                 return -EFAULT;
2702                         #ifdef CONFIG_ROCKCHIP_IOMMU
2703                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2704                         #endif
2705                                 fix->smem_start = yuv_phy[0];
2706                                 fix->mmio_start = yuv_phy[1];
2707                         #ifdef CONFIG_ROCKCHIP_IOMMU
2708                         } else {
2709                                 int usr_fd, offset, tmp;
2710                                 struct ion_handle *hdl;
2711                                 ion_phys_addr_t phy_addr;
2712                                 size_t len;
2713
2714                                 usr_fd = yuv_phy[0];
2715                                 offset = yuv_phy[1] - yuv_phy[0];
2716
2717                                 if (!usr_fd) {
2718                                         fix->smem_start = 0;
2719                                         fix->mmio_start = 0;
2720                                         break;
2721                                 }
2722
2723                                 if (ion_hanle[ION_MAX - 1] != 0) {
2724                                         /*ion_unmap_kernel(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2725                                         /*ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2726                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2727                                         ion_hanle[ION_MAX - 1] = 0;
2728                                 }
2729
2730                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2731                                 if (IS_ERR(hdl)) {
2732                                         dev_err(info->dev, "failed to get ion handle:%ld\n",
2733                                                 PTR_ERR(hdl));
2734                                         return -EFAULT;
2735                                 }
2736
2737                                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2738                                                         (unsigned long *)&phy_addr,
2739                                                         (unsigned long *)&len);
2740                                 if (ret < 0) {
2741                                         dev_err(info->dev, "ion map to get phy addr failed");
2742                                         ion_free(rk_fb->ion_client, hdl);
2743                                         return -ENOMEM;
2744                                 }
2745                                 fix->smem_start = phy_addr;
2746                                 fix->mmio_start = phy_addr + offset;
2747                                 fix->smem_len = len;
2748                                 /*info->screen_base = ion_map_kernel(rk_fb->ion_client, hdl);*/
2749
2750                                 ion_hanle[0] = hdl;
2751                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2752                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2753                                 ion_hanle[0] = 0;
2754                         }
2755                         #endif
2756                         break;
2757                 }
2758         case RK_FBIOSET_ENABLE:
2759                 if (copy_from_user(&enable, argp, sizeof(enable)))
2760                         return -EFAULT;
2761                                 if (enable)
2762                                         fb_par->state++;
2763                                 else
2764                                         fb_par->state--;
2765                 dev_drv->ops->open(dev_drv, win_id, enable);
2766                 break;
2767         case RK_FBIOGET_ENABLE:
2768                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
2769                 if (copy_to_user(argp, &enable, sizeof(enable)))
2770                         return -EFAULT;
2771                 break;
2772         case RK_FBIOSET_OVERLAY_STA:
2773                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2774                         return -EFAULT;
2775                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2776                 break;
2777         case RK_FBIOGET_OVERLAY_STA:
2778                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2779                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2780                         return -EFAULT;
2781                 break;
2782         case RK_FBIOPUT_NUM_BUFFERS:
2783                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2784                         return -EFAULT;
2785                 dev_drv->num_buf = num_buf;
2786                 break;
2787         case RK_FBIOSET_VSYNC_ENABLE:
2788                 if (copy_from_user(&enable, argp, sizeof(enable)))
2789                         return -EFAULT;
2790                 dev_drv->vsync_info.active = enable;
2791                 break;
2792
2793         case RK_FBIOGET_DSP_ADDR:
2794                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2795                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2796                         return -EFAULT;
2797                 break;
2798         case RK_FBIOGET_LIST_STA:
2799                 list_stat = rk_fb_get_list_stat(dev_drv);
2800                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2801                         return -EFAULT;
2802
2803                 break;
2804         case RK_FBIOGET_IOMMU_STA:
2805                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2806                                  sizeof(dev_drv->iommu_enabled)))
2807                         return -EFAULT;
2808                 break;
2809 #if defined(CONFIG_ION_ROCKCHIP)
2810         case RK_FBIOSET_DMABUF_FD:
2811                 {
2812                         int usr_fd;
2813                         struct ion_handle *hdl;
2814                         ion_phys_addr_t phy_addr;
2815                         size_t len;
2816                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2817                                 return -EFAULT;
2818                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2819                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2820                         fix->smem_start = phy_addr;
2821                         break;
2822                 }
2823         case RK_FBIOGET_DMABUF_FD:
2824                 {
2825                         int fd = -1;
2826
2827                         if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2828                                 dev_err(info->dev,
2829                                         "get dma_buf fd failed,ion handle is err\n");
2830                                 return PTR_ERR(fb_par->ion_hdl);
2831                         }
2832                         fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2833                                                   fb_par->ion_hdl);
2834                         if (fd < 0) {
2835                                 dev_err(info->dev,
2836                                         "ion_share_dma_buf_fd failed\n");
2837                                 return fd;
2838                         }
2839                         if (copy_to_user(argp, &fd, sizeof(fd)))
2840                                 return -EFAULT;
2841                         break;
2842                 }
2843 #endif
2844         case RK_FBIOSET_CLEAR_FB:
2845                 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2846                 break;
2847         case RK_FBIOSET_CONFIG_DONE:
2848                 {
2849                         int curr = 0;
2850                         struct timespec now;
2851
2852                         getnstimeofday(&now);
2853                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2854                         cfgdone_distlist[cfgdone_index++] =
2855                             curr - cfgdone_lasttime;
2856                         /*
2857                            printk("%d ", curr - cfgdone_lasttime);
2858                          */
2859                         cfgdone_lasttime = curr;
2860                         if (cfgdone_index >= 10)
2861                                 cfgdone_index = 0;
2862                 }
2863                 if (copy_from_user(&win_data,
2864                                    (struct rk_fb_win_cfg_data __user *)argp,
2865                                    sizeof(win_data))) {
2866                         ret = -EFAULT;
2867                         break;
2868                 };
2869
2870                 dev_drv->wait_fs = win_data.wait_fs;
2871                 rk_fb_set_win_config(info, &win_data);
2872
2873                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2874                                  &win_data, sizeof(win_data))) {
2875                         ret = -EFAULT;
2876                         break;
2877                 }
2878                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2879                 break;
2880         default:
2881                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2882                 break;
2883         }
2884
2885         return 0;
2886 }
2887
2888 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2889 {
2890         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2891         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2892         struct fb_fix_screeninfo *fix = &info->fix;
2893         int win_id;
2894 #if defined(CONFIG_RK_HDMI)
2895         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2896 #endif
2897
2898         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2899         if (win_id < 0)
2900                 return -ENODEV;
2901 #if defined(CONFIG_RK_HDMI)
2902         if ((rk_fb->disp_mode == ONE_DUAL) &&
2903             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2904                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2905         } else
2906 #endif
2907         {
2908                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2909         }
2910         return 0;
2911 }
2912
2913 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2914 {
2915         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2916             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2917             ((16 != var->bits_per_pixel) &&
2918             (32 != var->bits_per_pixel) &&
2919             (24 != var->bits_per_pixel))) {
2920                 dev_err(info->dev, "%s check var fail 1:\n"
2921                         "xres_vir:%d>>yres_vir:%d\n"
2922                         "xres:%d>>yres:%d\n"
2923                         "bits_per_pixel:%d\n",
2924                         info->fix.id,
2925                         var->xres_virtual,
2926                         var->yres_virtual,
2927                         var->xres, var->yres, var->bits_per_pixel);
2928                 return -EINVAL;
2929         }
2930
2931         if (((var->xoffset + var->xres) > var->xres_virtual) ||
2932             ((var->yoffset + var->yres) > (var->yres_virtual))) {
2933                 dev_err(info->dev, "%s check_var fail 2:\n"
2934                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2935                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2936                         info->fix.id,
2937                         var->xoffset,
2938                         var->xres,
2939                         var->xres_virtual,
2940                         var->yoffset, var->yres, var->yres_virtual);
2941                 return -EINVAL;
2942         }
2943
2944         return 0;
2945 }
2946
2947 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2948                           size_t count, loff_t *ppos)
2949 {
2950         unsigned long p = *ppos;
2951         u8 *buffer, *dst;
2952         u8 __iomem *src;
2953         int c, cnt = 0, err = 0;
2954         unsigned long total_size;
2955         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2956         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2957         struct rk_lcdc_win *win = NULL;
2958         int win_id = 0;
2959
2960         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2961         if (win_id < 0)
2962                 return -ENODEV;
2963         else
2964                 win = dev_drv->win[win_id];
2965
2966         /* only read the current frame buffer */
2967         if (win->area[0].format == RGB565) {
2968                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2969         } else if (win->area[0].format == YUV420) {
2970                 total_size =
2971                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
2972         } else {
2973                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2974         }
2975         if (p >= total_size)
2976                 return 0;
2977
2978         if (count >= total_size)
2979                 count = total_size;
2980
2981         if (count + p > total_size)
2982                 count = total_size - p;
2983
2984         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2985         if (!buffer)
2986                 return -ENOMEM;
2987
2988         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2989
2990         while (count) {
2991                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2992                 dst = buffer;
2993                 fb_memcpy_fromfb(dst, src, c);
2994                 dst += c;
2995                 src += c;
2996
2997                 if (copy_to_user(buf, buffer, c)) {
2998                         err = -EFAULT;
2999                         break;
3000                 }
3001                 *ppos += c;
3002                 buf += c;
3003                 cnt += c;
3004                 count -= c;
3005         }
3006
3007         kfree(buffer);
3008
3009         return (err) ? err : cnt;
3010 }
3011
3012 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
3013                            size_t count, loff_t *ppos)
3014 {
3015         unsigned long p = *ppos;
3016         u8 *buffer, *src;
3017         u8 __iomem *dst;
3018         int c, cnt = 0, err = 0;
3019         unsigned long total_size;
3020         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3021         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3022         struct rk_lcdc_win *win = NULL;
3023         int win_id = 0;
3024
3025         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3026         if (win_id < 0)
3027                 return -ENODEV;
3028         else
3029                 win = dev_drv->win[win_id];
3030
3031         /* write the current frame buffer */
3032         if (win->area[0].format == RGB565)
3033                 total_size = win->area[0].xact * win->area[0].yact << 1;
3034         else
3035                 total_size = win->area[0].xact * win->area[0].yact << 2;
3036
3037         if (p > total_size)
3038                 return -EFBIG;
3039
3040         if (count > total_size) {
3041                 err = -EFBIG;
3042                 count = total_size;
3043         }
3044
3045         if (count + p > total_size) {
3046                 if (!err)
3047                         err = -ENOSPC;
3048
3049                 count = total_size - p;
3050         }
3051
3052         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3053         if (!buffer)
3054                 return -ENOMEM;
3055
3056         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3057
3058         while (count) {
3059                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3060                 src = buffer;
3061
3062                 if (copy_from_user(src, buf, c)) {
3063                         err = -EFAULT;
3064                         break;
3065                 }
3066
3067                 fb_memcpy_tofb(dst, src, c);
3068                 dst += c;
3069                 src += c;
3070                 *ppos += c;
3071                 buf += c;
3072                 cnt += c;
3073                 count -= c;
3074         }
3075
3076         kfree(buffer);
3077
3078         return (cnt) ? cnt : err;
3079 }
3080
3081 /*
3082  * function: update extend info acorrding to primary info that only used for dual display mode
3083  * @ext_info: the fb_info of extend screen
3084  * @info: the fb_info of primary screen
3085  * @update_buffer: whether to update extend info buffer, 0: no;1: yes
3086  */
3087 static int rk_fb_update_ext_info(struct fb_info *ext_info,
3088                                         struct fb_info *info, int update_buffer)
3089 {
3090         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3091         struct rk_fb_par *fb_par = NULL;
3092         struct rk_fb_par *ext_fb_par = NULL;
3093         struct rk_lcdc_driver *dev_drv = NULL;
3094         struct rk_lcdc_driver *ext_dev_drv = NULL;
3095         struct rk_lcdc_win *win = NULL;
3096         struct rk_lcdc_win *ext_win = NULL;
3097         int win_id = 0, ext_win_id = 0;
3098
3099         if (rk_fb->disp_mode != DUAL || info == ext_info)
3100                 return 0;
3101         if (unlikely(!info) || unlikely(!ext_info))
3102                 return -1;
3103
3104         fb_par = (struct rk_fb_par *)info->par;
3105         ext_fb_par = (struct rk_fb_par *)ext_info->par;
3106         dev_drv = fb_par->lcdc_drv;
3107         ext_dev_drv = ext_fb_par->lcdc_drv;
3108         if (unlikely(!dev_drv) || unlikely(!ext_dev_drv))
3109                 return -1;
3110
3111         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3112         win = dev_drv->win[win_id];
3113         ext_win_id = ext_dev_drv->ops->fb_get_win_id(ext_dev_drv,
3114                                                      ext_info->fix.id);
3115         ext_win = ext_dev_drv->win[ext_win_id];
3116
3117         rk_fb_update_ext_win(ext_dev_drv, dev_drv, ext_win, win);
3118         if (update_buffer) {
3119                 rk_fb_set_ext_win_buffer(ext_win, win, ext_dev_drv->rotate_mode,
3120                                          ext_dev_drv->iommu_enabled);
3121
3122                 /* update extend info display address */
3123                 ext_info->fix.smem_start = ext_win->area[0].smem_start;
3124                 ext_info->fix.mmio_start = ext_win->area[0].cbr_start;
3125
3126                 if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
3127                         rk_fb_rotate(ext_info, info);
3128         }
3129
3130         /* update extend info */
3131         ext_info->var.xres = ext_win->area[0].xact;
3132         ext_info->var.yres = ext_win->area[0].yact;
3133         ext_info->var.xres_virtual = ext_win->area[0].xvir;
3134         ext_info->var.yres_virtual = ext_win->area[0].yvir;
3135
3136         /* config same data format */
3137         ext_info->var.nonstd &= 0xffffff00;
3138         ext_info->var.nonstd |= (info->var.nonstd & 0xff);
3139
3140         ext_info->var.nonstd &= 0xff;
3141         ext_info->var.nonstd |=
3142                 (ext_win->area[0].xpos << 8) + (ext_win->area[0].ypos << 20);
3143
3144         ext_info->var.grayscale &= 0xff;
3145         ext_info->var.grayscale |=
3146                 (ext_win->area[0].xsize << 8) + (ext_win->area[0].ysize << 20);
3147
3148         return 0;
3149 }
3150
3151 static int rk_fb_set_par(struct fb_info *info)
3152 {
3153         struct fb_var_screeninfo *var = &info->var;
3154         struct fb_fix_screeninfo *fix = &info->fix;
3155         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3156         struct rk_fb_par *extend_fb_par = NULL;
3157         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3158         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
3159         int fb_id, extend_win_id = 0;
3160         struct fb_info *extend_info = NULL;
3161         struct rk_lcdc_driver *extend_dev_drv = NULL;
3162         struct rk_lcdc_win *extend_win = NULL;
3163         struct rk_lcdc_win *win = NULL;
3164         struct rk_screen *screen = dev_drv->cur_screen;
3165         int win_id = 0;
3166         u32 cblen = 0, crlen = 0;
3167         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
3168         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
3169         u32 yoffset = var->yoffset;
3170         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
3171         u16 ypos = (var->nonstd >> 20) & 0xfff;
3172         u32 xvir = var->xres_virtual;
3173         u32 yvir = var->yres_virtual;
3174         u8 data_format = var->nonstd & 0xff;
3175         u8 fb_data_fmt;
3176         u8 pixel_width;
3177         u32 vir_width_bit;
3178         u32 stride, uv_stride;
3179         u32 stride_32bit_1;
3180         u32 stride_32bit_2;
3181         u16 uv_x_off, uv_y_off, uv_y_act;
3182         u8 is_pic_yuv = 0;
3183
3184         var->pixclock = dev_drv->pixclock;
3185         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3186         if (win_id < 0)
3187                 return -ENODEV;
3188         else
3189                 win = dev_drv->win[win_id];
3190
3191         if (rk_fb->disp_mode == DUAL) {
3192                 fb_id = get_extend_fb_id(info);
3193                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
3194                 extend_fb_par = (struct rk_fb_par *)extend_info->par;
3195                 extend_dev_drv = extend_fb_par->lcdc_drv;
3196                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
3197                                                             extend_info->fix.id);
3198                 extend_win = extend_dev_drv->win[extend_win_id];
3199         }
3200
3201         /* if the application has specific the horizontal and vertical display size */
3202         if (var->grayscale >> 8) {
3203                 xsize = (var->grayscale >> 8) & 0xfff;
3204                 ysize = (var->grayscale >> 20) & 0xfff;
3205                 if (xsize > screen->mode.xres)
3206                         xsize = screen->mode.xres;
3207                 if (ysize > screen->mode.yres)
3208                         ysize = screen->mode.yres;
3209         } else {                /*ohterwise  full  screen display */
3210                 xsize = screen->mode.xres;
3211                 ysize = screen->mode.yres;
3212         }
3213
3214         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
3215         pixel_width = rk_fb_pixel_width(fb_data_fmt);
3216         vir_width_bit = pixel_width * xvir;
3217         /* pixel_width = byte_num * 8 */
3218         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
3219         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
3220
3221         switch (fb_data_fmt) {
3222         case YUV422:
3223         case YUV422_A:
3224                 is_pic_yuv = 1;
3225                 stride = stride_32bit_1;
3226                 uv_stride = stride_32bit_1 >> 1;
3227                 uv_x_off = xoffset >> 1;
3228                 uv_y_off = yoffset;
3229                 fix->line_length = stride;
3230                 cblen = crlen = (xvir * yvir) >> 1;
3231                 uv_y_act = win->area[0].yact >> 1;
3232                 break;
3233         case YUV420:            /* 420sp */
3234         case YUV420_A:
3235                 is_pic_yuv = 1;
3236                 stride = stride_32bit_1;
3237                 uv_stride = stride_32bit_1;
3238                 uv_x_off = xoffset;
3239                 uv_y_off = yoffset >> 1;
3240                 fix->line_length = stride;
3241                 cblen = crlen = (xvir * yvir) >> 2;
3242                 uv_y_act = win->area[0].yact >> 1;
3243                 break;
3244         case YUV444:
3245         case YUV444_A:
3246                 is_pic_yuv = 1;
3247                 stride = stride_32bit_1;
3248                 uv_stride = stride_32bit_2;
3249                 uv_x_off = xoffset * 2;
3250                 uv_y_off = yoffset;
3251                 fix->line_length = stride << 2;
3252                 cblen = crlen = (xvir * yvir);
3253                 uv_y_act = win->area[0].yact;
3254                 break;
3255         default:
3256                 stride = stride_32bit_1;        /* default rgb */
3257                 fix->line_length = stride;
3258                 break;
3259         }
3260
3261         /* x y mirror ,jump line */
3262         if (screen->y_mirror == 1) {
3263                 if (screen->interlace == 1) {
3264                         win->area[0].y_offset = yoffset * stride * 2 +
3265                             ((win->area[0].yact - 1) * 2 + 1) * stride +
3266                             xoffset * pixel_width / 8;
3267                 } else {
3268                         win->area[0].y_offset = yoffset * stride +
3269                             (win->area[0].yact - 1) * stride +
3270                             xoffset * pixel_width / 8;
3271                 }
3272         } else {
3273                 if (screen->interlace == 1) {
3274                         win->area[0].y_offset =
3275                             yoffset * stride * 2 + xoffset * pixel_width / 8;
3276                 } else {
3277                         win->area[0].y_offset =
3278                             yoffset * stride + xoffset * pixel_width / 8;
3279                 }
3280         }
3281         if (is_pic_yuv == 1) {
3282                 if (screen->y_mirror == 1) {
3283                         if (screen->interlace == 1) {
3284                                 win->area[0].c_offset =
3285                                     uv_y_off * uv_stride * 2 +
3286                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
3287                                     uv_x_off * pixel_width / 8;
3288                         } else {
3289                                 win->area[0].c_offset = uv_y_off * uv_stride +
3290                                     (uv_y_act - 1) * uv_stride +
3291                                     uv_x_off * pixel_width / 8;
3292                         }
3293                 } else {
3294                         if (screen->interlace == 1) {
3295                                 win->area[0].c_offset =
3296                                     uv_y_off * uv_stride * 2 +
3297                                     uv_x_off * pixel_width / 8;
3298                         } else {
3299                                 win->area[0].c_offset =
3300                                     uv_y_off * uv_stride +
3301                                     uv_x_off * pixel_width / 8;
3302                         }
3303                 }
3304         }
3305
3306         win->area[0].format = fb_data_fmt;
3307         win->area[0].y_vir_stride = stride >> 2;
3308         win->area[0].uv_vir_stride = uv_stride >> 2;
3309         win->area[0].xpos = xpos;
3310         win->area[0].ypos = ypos;
3311         win->area[0].xsize = xsize;
3312         win->area[0].ysize = ysize;
3313         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
3314         win->area[0].yact = var->yres;
3315         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
3316         win->area[0].yvir = var->yres_virtual;
3317         win->area[0].xoff = xoffset;
3318         win->area[0].yoff = yoffset;
3319
3320         win->area_num = 1;
3321         win->alpha_mode = 4;    /* AB_SRC_OVER; */
3322         win->alpha_en = ((win->area[0].format == ARGB888) ||
3323                          (win->area[0].format == ABGR888)) ? 1 : 0;
3324         win->g_alpha_val = 0;
3325
3326         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
3327             (win->area[0].format == YUV420 || win->area[0].format == YUV420_A))
3328             win->state = 1;
3329         if (rk_fb->disp_mode == DUAL) {
3330                 if (extend_win->state && hdmi_switch_complete) {
3331                         if (info != extend_info) {
3332                                 rk_fb_update_ext_win(extend_dev_drv, dev_drv,
3333                                                      extend_win, win);
3334                                 extend_dev_drv->ops->set_par(extend_dev_drv,
3335                                                              extend_win_id);
3336                         }
3337                 }
3338         }
3339         dev_drv->ops->set_par(dev_drv, win_id);
3340
3341         return 0;
3342 }
3343
3344 static inline unsigned int chan_to_field(unsigned int chan,
3345                                          struct fb_bitfield *bf)
3346 {
3347         chan &= 0xffff;
3348         chan >>= 16 - bf->length;
3349         return chan << bf->offset;
3350 }
3351
3352 static int fb_setcolreg(unsigned regno,
3353                         unsigned red, unsigned green, unsigned blue,
3354                         unsigned transp, struct fb_info *info)
3355 {
3356         unsigned int val;
3357
3358         switch (info->fix.visual) {
3359         case FB_VISUAL_TRUECOLOR:
3360                 /* true-colour, use pseudo-palette */
3361                 if (regno < 16) {
3362                         u32 *pal = info->pseudo_palette;
3363                         val = chan_to_field(red, &info->var.red);
3364                         val |= chan_to_field(green, &info->var.green);
3365                         val |= chan_to_field(blue, &info->var.blue);
3366                         pal[regno] = val;
3367                 }
3368                 break;
3369         default:
3370                 return -1;      /* unknown type */
3371         }
3372
3373         return 0;
3374 }
3375
3376 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3377 {
3378         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3379         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3380         struct ion_handle *handle = fb_par->ion_hdl;
3381         struct dma_buf *dma_buf = NULL;
3382
3383         if (IS_ERR_OR_NULL(handle)) {
3384                 dev_err(info->dev, "failed to get ion handle:%ld\n",
3385                         PTR_ERR(handle));
3386                 return -ENOMEM;
3387         }
3388         dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3389         if (IS_ERR_OR_NULL(dma_buf)) {
3390                 printk("get ion share dma buf failed\n");
3391                 return -ENOMEM;
3392         }
3393
3394         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3395
3396         return dma_buf_mmap(dma_buf, vma, 0);
3397 }
3398
3399 static struct fb_ops fb_ops = {
3400         .owner = THIS_MODULE,
3401         .fb_open = rk_fb_open,
3402         .fb_release = rk_fb_close,
3403         .fb_check_var = rk_fb_check_var,
3404         .fb_set_par = rk_fb_set_par,
3405         .fb_blank = rk_fb_blank,
3406         .fb_ioctl = rk_fb_ioctl,
3407         .fb_pan_display = rk_fb_pan_display,
3408         .fb_read = rk_fb_read,
3409         .fb_write = rk_fb_write,
3410         .fb_setcolreg = fb_setcolreg,
3411         .fb_fillrect = cfb_fillrect,
3412         .fb_copyarea = cfb_copyarea,
3413         .fb_imageblit = cfb_imageblit,
3414 };
3415
3416 static struct fb_var_screeninfo def_var = {
3417 #if defined(CONFIG_LOGO_LINUX_BMP)
3418         .red = {16, 8, 0},
3419         .green = {8, 8, 0},
3420         .blue = {0, 8, 0},
3421         .transp = {0, 0, 0},
3422         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3423 #else
3424         .red = {11, 5, 0},
3425         .green = {5, 6, 0},
3426         .blue = {0, 5, 0},
3427         .transp = {0, 0, 0},
3428         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3429 #endif
3430         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3431         .activate = FB_ACTIVATE_NOW,
3432         .accel_flags = 0,
3433         .vmode = FB_VMODE_NONINTERLACED,
3434 };
3435
3436 static struct fb_fix_screeninfo def_fix = {
3437         .type = FB_TYPE_PACKED_PIXELS,
3438         .type_aux = 0,
3439         .xpanstep = 1,
3440         .ypanstep = 1,
3441         .ywrapstep = 0,
3442         .accel = FB_ACCEL_NONE,
3443         .visual = FB_VISUAL_TRUECOLOR,
3444
3445 };
3446
3447 static int rk_fb_wait_for_vsync_thread(void *data)
3448 {
3449         struct rk_lcdc_driver *dev_drv = data;
3450         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3451         struct fb_info *fbi = rk_fb->fb[0];
3452
3453         while (!kthread_should_stop()) {
3454                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3455                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3456                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3457                                 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3458
3459                 if (!ret)
3460                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3461         }
3462
3463         return 0;
3464 }
3465
3466 static ssize_t rk_fb_vsync_show(struct device *dev,
3467                                 struct device_attribute *attr, char *buf)
3468 {
3469         struct fb_info *fbi = dev_get_drvdata(dev);
3470         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3471         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3472         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3473                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3474 }
3475
3476 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3477
3478 /*
3479  * this two function is for other module that in the kernel which
3480  * need show image directly through fb
3481  * fb_id:we have 4 fb here,default we use fb0 for ui display
3482  */
3483 struct fb_info *rk_get_fb(int fb_id)
3484 {
3485         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3486         struct fb_info *fb = inf->fb[fb_id];
3487         return fb;
3488 }
3489 EXPORT_SYMBOL(rk_get_fb);
3490
3491 void rk_direct_fb_show(struct fb_info *fbi)
3492 {
3493         rk_fb_set_par(fbi);
3494         rk_fb_pan_display(&fbi->var, fbi);
3495 }
3496 EXPORT_SYMBOL(rk_direct_fb_show);
3497
3498 int rk_fb_dpi_open(bool open)
3499 {
3500         struct rk_lcdc_driver *dev_drv = NULL;
3501         dev_drv = rk_get_prmry_lcdc_drv();
3502
3503         if (dev_drv->ops->dpi_open)
3504                 dev_drv->ops->dpi_open(dev_drv, open);
3505         return 0;
3506 }
3507
3508 int rk_fb_dpi_win_sel(int win_id)
3509 {
3510         struct rk_lcdc_driver *dev_drv = NULL;
3511         dev_drv = rk_get_prmry_lcdc_drv();
3512
3513         if (dev_drv->ops->dpi_win_sel)
3514                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3515         return 0;
3516 }
3517
3518 int rk_fb_dpi_status(void)
3519 {
3520         int ret = 0;
3521         struct rk_lcdc_driver *dev_drv = NULL;
3522
3523         dev_drv = rk_get_prmry_lcdc_drv();
3524         if (dev_drv->ops->dpi_status)
3525                 ret = dev_drv->ops->dpi_status(dev_drv);
3526
3527         return ret;
3528 }
3529
3530 /*
3531  * function: this function will be called by display device, enable/disable lcdc
3532  * @screen: screen timing to be set to lcdc
3533  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3534  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3535  */
3536 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3537 {
3538         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3539         struct fb_info *info = NULL;
3540         struct fb_info *pmy_info = NULL;
3541         struct rk_fb_par *fb_par = NULL;
3542         struct rk_fb_par *pmy_fb_par = NULL;
3543         struct rk_lcdc_driver *dev_drv = NULL;
3544         char name[6] = {0};
3545         int i, win_id, load_screen = 0;
3546
3547         if (unlikely(!rk_fb) || unlikely(!screen))
3548                 return -ENODEV;
3549
3550         hdmi_switch_complete = 0;
3551         /* get lcdc driver */
3552         sprintf(name, "lcdc%d", lcdc_id);
3553         if (rk_fb->disp_mode != DUAL)
3554                 dev_drv = rk_fb->lcdc_dev_drv[0];
3555         else
3556                 dev_drv = rk_get_lcdc_drv(name);
3557
3558         if (dev_drv == NULL) {
3559                 printk(KERN_ERR "%s driver not found!", name);
3560                 return -ENODEV;
3561         }
3562         if (screen->type == SCREEN_HDMI)
3563                 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3564                         dev_drv->id);
3565         else if (screen->type == SCREEN_TVOUT ||
3566                      screen->type == SCREEN_TVOUT_TEST )
3567                 printk("cvbs %s lcdc%d\n", enable ? "connect to" : "remove from",
3568                         dev_drv->id);
3569         if (enable == 2 /*&& dev_drv->enable*/)
3570                 return 0;
3571
3572         if (rk_fb->disp_mode == ONE_DUAL) {
3573                 if (dev_drv->ops->dsp_black)
3574                         dev_drv->ops->dsp_black(dev_drv, 1);
3575                 if (dev_drv->ops->set_screen_scaler)
3576                         dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 0);
3577         }
3578
3579         if (!enable) {
3580                 /* if screen type is different, we do not disable lcdc. */
3581                 if (dev_drv->cur_screen->type != screen->type)
3582                         return 0;
3583
3584                 /* if used one lcdc to dual disp, no need to close win */
3585                 if (rk_fb->disp_mode == ONE_DUAL) {
3586                         dev_drv->cur_screen = dev_drv->screen0;
3587                         dev_drv->ops->load_screen(dev_drv, 1);
3588
3589                         /* force modify dsp size */
3590                         info = rk_fb->fb[dev_drv->fb_index_base];
3591                         info->var.grayscale &= 0xff;
3592                         info->var.grayscale |=
3593                                 (dev_drv->cur_screen->mode.xres << 8) +
3594                                 (dev_drv->cur_screen->mode.yres << 20);
3595                         mutex_lock(&dev_drv->win_config);
3596                         info->fbops->fb_set_par(info);
3597                         info->fbops->fb_pan_display(&info->var, info);
3598                         mutex_unlock(&dev_drv->win_config);
3599
3600                         if (dev_drv->ops->dsp_black)
3601                                 dev_drv->ops->dsp_black(dev_drv, 0);
3602                 } else if (rk_fb->num_lcdc > 1) {
3603                         /* If there is more than one lcdc device, we disable
3604                            the layer which attached to this device */
3605                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3606                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3607                                         dev_drv->ops->open(dev_drv, i, 0);
3608                         }
3609                 }
3610
3611                 hdmi_switch_complete = 0;
3612                 return 0;
3613         } else {
3614                 if (dev_drv->screen1)
3615                         dev_drv->cur_screen = dev_drv->screen1;
3616                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3617                 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3618                 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3619                 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3620                 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3621         }
3622         if ((!dev_drv->uboot_logo) ||
3623             (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3624                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3625                         info = rk_fb->fb[dev_drv->fb_index_base + i];
3626                         fb_par = (struct rk_fb_par *)info->par;
3627                         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3628                         if (dev_drv->win[win_id]) {
3629                                 if (rk_fb->disp_mode == DUAL) {
3630                                         pmy_info = rk_fb->fb[i];
3631                                         if (pmy_info != info) {
3632                                                 pmy_fb_par =
3633                                                         (struct rk_fb_par *)pmy_info->par;
3634                                                 fb_par->state = pmy_fb_par->state;
3635                                         }
3636                                 }
3637                                 if (fb_par->state) {
3638                                         if (!dev_drv->win[win_id]->state)
3639                                                 dev_drv->ops->open(dev_drv, win_id, 1);
3640                                         if (!load_screen) {
3641                                                 dev_drv->ops->load_screen(dev_drv, 1);
3642                                                 load_screen = 1;
3643                                         }
3644                                         info->var.activate |= FB_ACTIVATE_FORCE;
3645                                         if (rk_fb->disp_mode == DUAL) {
3646                                                 rk_fb_update_ext_info(info, pmy_info, 1);
3647                                         } else if (rk_fb->disp_mode == ONE_DUAL) {
3648                                                 info->var.grayscale &= 0xff;
3649                                                 info->var.grayscale |=
3650                                                         (dev_drv->cur_screen->xsize << 8) +
3651                                                         (dev_drv->cur_screen->ysize << 20);
3652                                         }
3653
3654                                         mutex_lock(&dev_drv->win_config);
3655                                         info->fbops->fb_set_par(info);
3656                                         info->fbops->fb_pan_display(&info->var, info);
3657                                         mutex_unlock(&dev_drv->win_config);
3658                                 }
3659                         }
3660                 }
3661         }else {
3662                 dev_drv->uboot_logo = 0;
3663         }
3664         hdmi_switch_complete = 1;
3665         if (rk_fb->disp_mode == ONE_DUAL) {
3666                 if (dev_drv->ops->set_screen_scaler)
3667                         dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
3668                 if (dev_drv->ops->dsp_black)
3669                         dev_drv->ops->dsp_black(dev_drv, 0);
3670         }
3671         return 0;
3672 }
3673
3674 /*
3675  * function:this function current only called by hdmi for
3676  *      scale the display
3677  * scale_x: scale rate of x resolution
3678  * scale_y: scale rate of y resolution
3679  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3680  */
3681 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3682 {
3683         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3684         struct fb_info *info = NULL;
3685         struct fb_info *pmy_info = NULL;
3686         struct fb_var_screeninfo *var = NULL;
3687         struct rk_lcdc_driver *dev_drv = NULL;
3688         u16 screen_x, screen_y;
3689         u16 xpos, ypos;
3690         char name[6];
3691         struct rk_screen primary_screen;
3692         rk_fb_get_prmry_screen(&primary_screen);
3693         if (primary_screen.type == SCREEN_HDMI) {
3694                 return 0;
3695         }
3696
3697         sprintf(name, "lcdc%d", lcdc_id);
3698
3699         if (inf->disp_mode == DUAL) {
3700                 dev_drv = rk_get_lcdc_drv(name);
3701                 if (dev_drv == NULL) {
3702                         printk(KERN_ERR "%s driver not found!", name);
3703                         return -ENODEV;
3704                 }
3705         } else {
3706                 dev_drv = inf->lcdc_dev_drv[0];
3707         }
3708
3709         if (inf->num_lcdc == 1) {
3710                 info = inf->fb[0];
3711         } else if (inf->num_lcdc == 2) {
3712                 info = inf->fb[dev_drv->lcdc_win_num];
3713                 pmy_info = inf->fb[0];
3714         }
3715
3716         var = &info->var;
3717         screen_x = dev_drv->cur_screen->mode.xres;
3718         screen_y = dev_drv->cur_screen->mode.yres;
3719
3720         if (inf->disp_mode != DUAL && dev_drv->screen1) {
3721                 dev_drv->cur_screen->xpos =
3722                     (screen_x - screen_x * scale_x / 100) >> 1;
3723                 dev_drv->cur_screen->ypos =
3724                     (screen_y - screen_y * scale_y / 100) >> 1;
3725                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3726                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3727         } else {
3728                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3729                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3730                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3731                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3732                 if (inf->disp_mode == DUAL) {
3733                         rk_fb_update_ext_info(info, pmy_info, 0);
3734                 } else {
3735                         var->nonstd &= 0xff;
3736                         var->nonstd |= (xpos << 8) + (ypos << 20);
3737                         var->grayscale &= 0xff;
3738                         var->grayscale |=
3739                                 (dev_drv->cur_screen->xsize << 8) +
3740                                 (dev_drv->cur_screen->ysize << 20);
3741                 }
3742         }
3743
3744         mutex_lock(&dev_drv->win_config);
3745         info->fbops->fb_set_par(info);
3746         dev_drv->ops->cfg_done(dev_drv);
3747         mutex_unlock(&dev_drv->win_config);
3748
3749         return 0;
3750 }
3751
3752 #if defined(CONFIG_ION_ROCKCHIP)
3753 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3754                                      struct rk_lcdc_win *win,
3755                                      unsigned long fb_mem_size)
3756 {
3757         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3758         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3759         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3760         struct ion_handle *handle;
3761         ion_phys_addr_t phy_addr;
3762         size_t len;
3763         int ret = 0;
3764
3765         if (dev_drv->iommu_enabled)
3766                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3767                                    ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3768         else
3769                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3770                                    ION_HEAP(ION_CMA_HEAP_ID), 0);
3771         if (IS_ERR(handle)) {
3772                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3773                         PTR_ERR(handle));
3774                 return -ENOMEM;
3775         }
3776
3777         fb_par->ion_hdl = handle;
3778         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3779         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3780                 printk("ion_share_dma_buf() failed\n");
3781                 goto err_share_dma_buf;
3782         }
3783         win->area[0].ion_hdl = handle;
3784         if (dev_drv->prop == PRMRY)
3785                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3786 #ifdef CONFIG_ROCKCHIP_IOMMU
3787         if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3788                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3789                                         (unsigned long *)&phy_addr,
3790                                         (unsigned long *)&len);
3791         else
3792                 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3793 #else
3794         ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3795 #endif
3796         if (ret < 0) {
3797                 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3798                 goto err_share_dma_buf;
3799         }
3800         fbi->fix.smem_start = phy_addr;
3801         fbi->fix.smem_len = len;
3802         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3803         return 0;
3804
3805 err_share_dma_buf:
3806         ion_free(rk_fb->ion_client, handle);
3807         return -ENOMEM;
3808 }
3809 #endif
3810
3811 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
3812 {
3813         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3814         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3815         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3816         struct rk_lcdc_win *win = NULL;
3817         int win_id;
3818         int ret = 0;
3819         unsigned long fb_mem_size;
3820 #if !defined(CONFIG_ION_ROCKCHIP)
3821         dma_addr_t fb_mem_phys;
3822         void *fb_mem_virt;
3823 #endif
3824
3825         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3826         if (win_id < 0)
3827                 return -ENODEV;
3828         else
3829                 win = dev_drv->win[win_id];
3830
3831         if (!strcmp(fbi->fix.id, "fb0")) {
3832                 fb_mem_size = get_fb_size();
3833 #if defined(CONFIG_ION_ROCKCHIP)
3834                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3835                         return -ENOMEM;
3836 #else
3837                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3838                                                      &fb_mem_phys, GFP_KERNEL);
3839                 if (!fb_mem_virt) {
3840                         pr_err("%s: Failed to allocate framebuffer\n",
3841                                __func__);
3842                         return -ENOMEM;
3843                 }
3844                 fbi->fix.smem_len = fb_mem_size;
3845                 fbi->fix.smem_start = fb_mem_phys;
3846                 fbi->screen_base = fb_mem_virt;
3847 #endif
3848                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3849                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3850                        fbi->fix.smem_start, fbi->screen_base,
3851                        fbi->fix.smem_len);
3852         } else {
3853                 if (dev_drv->rotate_mode > X_Y_MIRROR) {
3854                         fb_mem_size = get_rotate_fb_size();
3855 #if defined(CONFIG_ION_ROCKCHIP)
3856                         if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3857                                 return -ENOMEM;
3858 #else
3859                         fb_mem_virt =
3860                                 dma_alloc_writecombine(fbi->dev,
3861                                                        fb_mem_size,
3862                                                        &fb_mem_phys,
3863                                                        GFP_KERNEL);
3864                         if (!fb_mem_virt) {
3865                                 pr_err("%s: Failed to allocate framebuffer\n",
3866                                         __func__);
3867                                 return -ENOMEM;
3868                         }
3869                         fbi->fix.smem_len = fb_mem_size;
3870                         fbi->fix.smem_start = fb_mem_phys;
3871                         fbi->screen_base = fb_mem_virt;
3872 #endif
3873                 } else {
3874                         fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3875                         fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3876                         fbi->screen_base = rk_fb->fb[0]->screen_base;
3877                 }
3878
3879                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3880                        fbi->fix.smem_start, fbi->screen_base,
3881                        fbi->fix.smem_len);
3882         }
3883
3884         fbi->screen_size = fbi->fix.smem_len;
3885         fb_par->fb_phy_base = fbi->fix.smem_start;
3886         fb_par->fb_virt_base = fbi->screen_base;
3887         fb_par->fb_size = fbi->fix.smem_len;
3888
3889         return ret;
3890 }
3891
3892 #if 0
3893 static int rk_release_fb_buffer(struct fb_info *fbi)
3894 {
3895         /* buffer for fb1 and fb3 are alloc by android */
3896         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3897                 return 0;
3898         iounmap(fbi->screen_base);
3899         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3900         return 0;
3901 }
3902 #endif
3903
3904 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3905                          struct rk_lcdc_win *def_win)
3906 {
3907         int i;
3908         int lcdc_win_num = dev_drv->lcdc_win_num;
3909
3910         for (i = 0; i < lcdc_win_num; i++) {
3911                 struct rk_lcdc_win *win = NULL;
3912                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3913                 if (!win) {
3914                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
3915                         return -ENOMEM;
3916                 }
3917
3918                 strcpy(win->name, def_win[i].name);
3919                 win->id = def_win[i].id;
3920                 win->support_3d = def_win[i].support_3d;
3921                 dev_drv->win[i] = win;
3922         }
3923
3924         return 0;
3925 }
3926
3927 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3928                                    struct rk_lcdc_win *def_win, int index)
3929 {
3930         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3931         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3932                                                 sizeof(struct rk_screen),
3933                                                 GFP_KERNEL);
3934
3935         if (!screen) {
3936                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3937                         dev_drv->id);
3938                 return -ENOMEM;
3939         }
3940
3941         screen->screen_id = 0;
3942         screen->lcdc_id = dev_drv->id;
3943         screen->overscan.left = 100;
3944         screen->overscan.top = 100;
3945         screen->overscan.right = 100;
3946         screen->overscan.bottom = 100;
3947
3948         screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3949         screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3950
3951         dev_drv->screen0 = screen;
3952         dev_drv->cur_screen = screen;
3953         /* devie use one lcdc + rk61x scaler for dual display */
3954         if (rk_fb->disp_mode == ONE_DUAL) {
3955                 struct rk_screen *screen1 =
3956                                 devm_kzalloc(dev_drv->dev,
3957                                              sizeof(struct rk_screen),
3958                                              GFP_KERNEL);
3959                 if (!screen1) {
3960                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3961                                 dev_drv->id);
3962                         return -ENOMEM;
3963                 }
3964                 screen1->screen_id = 1;
3965                 screen1->lcdc_id = 1;
3966                 dev_drv->screen1 = screen1;
3967         }
3968         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3969         init_lcdc_win(dev_drv, def_win);
3970         init_completion(&dev_drv->frame_done);
3971         spin_lock_init(&dev_drv->cpl_lock);
3972         mutex_init(&dev_drv->fb_win_id_mutex);
3973         mutex_init(&dev_drv->win_config);
3974         mutex_init(&dev_drv->front_lock);
3975         dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
3976         dev_drv->first_frame = 1;
3977         dev_drv->overscan.left = 100;
3978         dev_drv->overscan.top = 100;
3979         dev_drv->overscan.right = 100;
3980         dev_drv->overscan.bottom = 100;
3981         rk_disp_pwr_ctr_parse_dt(dev_drv);
3982         if (dev_drv->prop == PRMRY) {
3983                 if (dev_drv->ops->set_dsp_cabc)
3984                         dev_drv->ops->set_dsp_cabc(dev_drv, dev_drv->cabc_mode);
3985                 rk_fb_set_prmry_screen(screen);
3986                 rk_fb_get_prmry_screen(screen);
3987         }
3988         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3989         if (dev_drv->prop != PRMRY)
3990                 rk_fb_get_prmry_screen(screen);
3991         dev_drv->output_color = screen->color_mode;
3992
3993         return 0;
3994 }
3995
3996 #ifdef CONFIG_LOGO_LINUX_BMP
3997 static struct linux_logo *bmp_logo;
3998 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3999 {
4000         bmp_logo = fb_find_logo(24);
4001         if (bmp_logo == NULL) {
4002                 printk(KERN_INFO "%s error\n", __func__);
4003                 return 0;
4004         }
4005         return 1;
4006 }
4007
4008 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
4009 {
4010         unsigned char *src = bmp_logo->data;
4011         unsigned char *dst = info->screen_base;
4012         int i;
4013         unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
4014         unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
4015
4016         for (i = 0; i < Needheight; i++)
4017                 memcpy(dst + info->var.xres * i * 4,
4018                        src + bmp_logo->width * i * 4, Needwidth * 4);
4019 }
4020 #endif
4021
4022 /*
4023  * check if the primary lcdc has registerd,
4024  * the primary lcdc mas register first
4025  */
4026 bool is_prmry_rk_lcdc_registered(void)
4027 {
4028         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4029
4030         if (rk_fb->lcdc_dev_drv[0])
4031                 return true;
4032         else
4033                 return false;
4034 }
4035
4036 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
4037                    struct rk_lcdc_win *win, int id)
4038 {
4039         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4040         struct fb_info *fbi;
4041         struct rk_fb_par *fb_par = NULL;
4042         int i = 0, ret = 0, index = 0;
4043
4044         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
4045                 return -ENXIO;
4046
4047         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
4048                 if (!rk_fb->lcdc_dev_drv[i]) {
4049                         rk_fb->lcdc_dev_drv[i] = dev_drv;
4050                         rk_fb->lcdc_dev_drv[i]->id = id;
4051                         rk_fb->num_lcdc++;
4052                         break;
4053                 }
4054         }
4055
4056         index = i;
4057         init_lcdc_device_driver(rk_fb, win, index);
4058         dev_drv->fb_index_base = rk_fb->num_fb;
4059         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
4060                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
4061                 if (!fbi) {
4062                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
4063                         ret = -ENOMEM;
4064                 }
4065                 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
4066                                       GFP_KERNEL);
4067                 if (!fb_par) {
4068                         dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
4069                                 rk_fb->num_fb);
4070                         return -ENOMEM;
4071                 }
4072                 fb_par->id = rk_fb->num_fb;
4073                 fb_par->lcdc_drv = dev_drv;
4074                 fbi->par = (void *)fb_par;
4075                 fbi->var = def_var;
4076                 fbi->fix = def_fix;
4077                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
4078                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
4079                 fbi->var.grayscale |=
4080                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
4081 #if defined(CONFIG_LOGO_LINUX_BMP)
4082                 fbi->var.bits_per_pixel = 32;
4083 #else
4084                 fbi->var.bits_per_pixel = 16;
4085 #endif
4086                 fbi->fix.line_length =
4087                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
4088                 fbi->var.width = dev_drv->cur_screen->width;
4089                 fbi->var.height = dev_drv->cur_screen->height;
4090                 fbi->var.pixclock = dev_drv->pixclock;
4091                 if (dev_drv->iommu_enabled)
4092                         fb_ops.fb_mmap = rk_fb_mmap;
4093                 fbi->fbops = &fb_ops;
4094                 fbi->flags = FBINFO_FLAG_DEFAULT;
4095                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
4096                 ret = register_framebuffer(fbi);
4097                 if (ret < 0) {
4098                         dev_err(&fb_pdev->dev,
4099                                 "%s fb%d register_framebuffer fail!\n",
4100                                 __func__, rk_fb->num_fb);
4101                         return ret;
4102                 }
4103                 rkfb_create_sysfs(fbi);
4104                 rk_fb->fb[rk_fb->num_fb] = fbi;
4105                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
4106                          fbi->fix.id);
4107                 rk_fb->num_fb++;
4108
4109                 if (i == 0) {
4110                         init_waitqueue_head(&dev_drv->vsync_info.wait);
4111                         init_waitqueue_head(&dev_drv->update_regs_wait);
4112                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
4113                         if (ret)
4114                                 dev_err(fbi->dev,
4115                                         "failed to create vsync file\n");
4116                         dev_drv->vsync_info.thread =
4117                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
4118                                         "fb-vsync");
4119                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
4120                                 dev_err(fbi->dev,
4121                                         "failed to run vsync thread\n");
4122                                 dev_drv->vsync_info.thread = NULL;
4123                         }
4124                         dev_drv->vsync_info.active = 1;
4125
4126                         mutex_init(&dev_drv->output_lock);
4127
4128                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
4129                         mutex_init(&dev_drv->update_regs_list_lock);
4130                         init_kthread_worker(&dev_drv->update_regs_worker);
4131
4132                         dev_drv->update_regs_thread =
4133                             kthread_run(kthread_worker_fn,
4134                                         &dev_drv->update_regs_worker, "rk-fb");
4135                         if (IS_ERR(dev_drv->update_regs_thread)) {
4136                                 int err = PTR_ERR(dev_drv->update_regs_thread);
4137                                 dev_drv->update_regs_thread = NULL;
4138
4139                                 printk("failed to run update_regs thread\n");
4140                                 return err;
4141                         }
4142                         init_kthread_work(&dev_drv->update_regs_work,
4143                                           rk_fb_update_regs_handler);
4144
4145                         dev_drv->timeline =
4146                             sw_sync_timeline_create("fb-timeline");
4147                         dev_drv->timeline_max = 1;
4148                 }
4149         }
4150
4151         /* show logo for primary display device */
4152 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
4153         if (dev_drv->prop == PRMRY) {
4154                 struct fb_info *main_fbi = rk_fb->fb[0];
4155                 main_fbi->fbops->fb_open(main_fbi, 1);
4156
4157 #if defined(CONFIG_ROCKCHIP_IOMMU)
4158                 if (dev_drv->iommu_enabled) {
4159                         if (dev_drv->mmu_dev)
4160                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4161                                                 rk_fb_sysmmu_fault_handler);
4162                 }
4163 #endif
4164
4165                 rk_fb_alloc_buffer(main_fbi, 0);        /* only alloc memory for main fb */
4166                 dev_drv->uboot_logo = support_uboot_display();
4167
4168                 if (uboot_logo_offset && uboot_logo_base) {
4169                         struct rk_lcdc_win *win = dev_drv->win[0];
4170                         int width, height, bits;
4171                         phys_addr_t start = uboot_logo_base + uboot_logo_offset;
4172                         unsigned int size = uboot_logo_size - uboot_logo_offset;
4173                         unsigned int nr_pages;
4174                         struct page **pages;
4175                         char *vaddr;
4176                         int i = 0;
4177
4178                         nr_pages = size >> PAGE_SHIFT;
4179                         pages = kzalloc(sizeof(struct page) * nr_pages,
4180                                         GFP_KERNEL);
4181                         while (i < nr_pages) {
4182                                 pages[i] = phys_to_page(start);
4183                                 start += PAGE_SIZE;
4184                                 i++;
4185                         }
4186                         vaddr = vmap(pages, nr_pages, VM_MAP,
4187                                         pgprot_writecombine(PAGE_KERNEL));
4188                         if (!vaddr) {
4189                                 pr_err("failed to vmap phy addr %x\n",
4190                                         uboot_logo_base + uboot_logo_offset);
4191                                 return -1;
4192                         }
4193
4194                         if(bmpdecoder(vaddr, main_fbi->screen_base, &width,
4195                                       &height, &bits)) {
4196                                 kfree(pages);
4197                                 vunmap(vaddr);
4198                                 return 0;
4199                         }
4200                         kfree(pages);
4201                         vunmap(vaddr);
4202                         if (width > main_fbi->var.xres ||
4203                             height > main_fbi->var.yres) {
4204                                 pr_err("ERROR: logo size out of screen range");
4205                                 return 0;
4206                         }
4207
4208                         win->area[0].format = rk_fb_data_fmt(0, bits);
4209                         win->area[0].y_vir_stride = width * bits >> 5;
4210                         win->area[0].xpos = (main_fbi->var.xres - width) >> 1;
4211                         win->area[0].ypos = (main_fbi->var.yres - height) >> 1;
4212                         win->area[0].xsize = width;
4213                         win->area[0].ysize = height;
4214                         win->area[0].xact = width;
4215                         win->area[0].yact = height;
4216                         win->area[0].xvir = win->area[0].y_vir_stride;
4217                         win->area[0].yvir = height;
4218                         win->area[0].smem_start = main_fbi->fix.smem_start;
4219                         win->area[0].y_offset = 0;
4220
4221                         win->area_num = 1;
4222                         win->alpha_mode = 4;
4223                         win->alpha_en = 0;
4224                         win->g_alpha_val = 0;
4225
4226                         win->state = 1;
4227                         dev_drv->ops->set_par(dev_drv, 0);
4228                         dev_drv->ops->pan_display(dev_drv, 0);
4229                         dev_drv->ops->cfg_done(dev_drv);
4230
4231                         return 0;
4232                 }
4233 #if defined(CONFIG_LOGO)
4234                 main_fbi->fbops->fb_set_par(main_fbi);
4235 #if  defined(CONFIG_LOGO_LINUX_BMP)
4236                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
4237                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4238                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
4239                 }
4240 #else
4241                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
4242                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4243                         fb_show_logo(main_fbi, FB_ROTATE_UR);
4244                 }
4245 #endif
4246                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
4247 #endif
4248         } else {
4249                 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
4250                 int extend_fb_id = get_extend_fb_id(extend_fbi);
4251
4252                 rk_fb_alloc_buffer(extend_fbi, extend_fb_id);
4253         }
4254 #endif
4255         return 0;
4256 }
4257
4258 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
4259 {
4260         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
4261         struct fb_info *fbi;
4262         int fb_index_base = dev_drv->fb_index_base;
4263         int fb_num = dev_drv->lcdc_win_num;
4264         int i = 0;
4265
4266         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
4267                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
4268                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
4269         }
4270
4271         for (i = 0; i < fb_num; i++)
4272                 kfree(dev_drv->win[i]);
4273
4274         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4275                 fbi = fb_inf->fb[i];
4276                 unregister_framebuffer(fbi);
4277                 /* rk_release_fb_buffer(fbi); */
4278                 framebuffer_release(fbi);
4279         }
4280         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4281         fb_inf->num_lcdc--;
4282
4283         return 0;
4284 }
4285
4286 static int rk_fb_probe(struct platform_device *pdev)
4287 {
4288         struct rk_fb *rk_fb = NULL;
4289         struct device_node *np = pdev->dev.of_node;
4290         u32 mode;
4291
4292         if (!np) {
4293                 dev_err(&pdev->dev, "Missing device tree node.\n");
4294                 return -EINVAL;
4295         }
4296
4297         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4298         if (!rk_fb) {
4299                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4300                 return -ENOMEM;
4301         }
4302         platform_set_drvdata(pdev, rk_fb);
4303
4304         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4305                 rk_fb->disp_mode = mode;
4306
4307         } else {
4308                 dev_err(&pdev->dev, "no disp-mode node found!");
4309                 return -ENODEV;
4310         }
4311
4312         if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4313                 rk_fb->disp_policy = mode;
4314                 pr_info("fb disp policy is %s\n", rk_fb->disp_policy ? "box":"sdk");
4315         }
4316
4317         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4318                 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
4319
4320         dev_set_name(&pdev->dev, "rockchip-fb");
4321 #if defined(CONFIG_ION_ROCKCHIP)
4322         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4323         if (IS_ERR(rk_fb->ion_client)) {
4324                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4325                 return PTR_ERR(rk_fb->ion_client);
4326         } else {
4327                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4328         }
4329 #endif
4330
4331         fb_pdev = pdev;
4332         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4333         return 0;
4334 }
4335
4336 static int rk_fb_remove(struct platform_device *pdev)
4337 {
4338         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4339
4340         kfree(rk_fb);
4341         platform_set_drvdata(pdev, NULL);
4342         return 0;
4343 }
4344
4345 static void rk_fb_shutdown(struct platform_device *pdev)
4346 {
4347         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4348         int i;
4349
4350         for (i = 0; i < rk_fb->num_lcdc; i++) {
4351                 if (!rk_fb->lcdc_dev_drv[i])
4352                         continue;
4353         }
4354 }
4355
4356 static const struct of_device_id rkfb_dt_ids[] = {
4357         {.compatible = "rockchip,rk-fb",},
4358         {}
4359 };
4360
4361 static struct platform_driver rk_fb_driver = {
4362         .probe = rk_fb_probe,
4363         .remove = rk_fb_remove,
4364         .driver = {
4365                    .name = "rk-fb",
4366                    .owner = THIS_MODULE,
4367                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4368                    },
4369         .shutdown = rk_fb_shutdown,
4370 };
4371
4372 static int __init rk_fb_init(void)
4373 {
4374         return platform_driver_register(&rk_fb_driver);
4375 }
4376
4377 static void __exit rk_fb_exit(void)
4378 {
4379         platform_driver_unregister(&rk_fb_driver);
4380 }
4381
4382 fs_initcall(rk_fb_init);
4383 module_exit(rk_fb_exit);