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_free(rk_fb->ion_client, area_data->ion_handle);
1637
1638                 if (area_data->acq_fence)
1639                         sync_fence_put(area_data->acq_fence);
1640         }
1641         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1642 }
1643
1644 /*
1645  * function: update extend win info acorrding to primary win info,
1646         the function is only used for dual display mode
1647  * @ext_dev_drv: the extend lcdc driver
1648  * @dev_drv: the primary lcdc driver
1649  * @ext_win: the lcdc win info of extend screen
1650  * @win: the lcdc win info of primary screen
1651  */
1652 static int rk_fb_update_ext_win(struct rk_lcdc_driver *ext_dev_drv,
1653                                      struct rk_lcdc_driver *dev_drv,
1654                                      struct rk_lcdc_win *ext_win,
1655                                      struct rk_lcdc_win *win)
1656 {
1657         struct rk_screen *screen = dev_drv->cur_screen;
1658         struct rk_screen *ext_screen = ext_dev_drv->cur_screen;
1659         int hdmi_xsize = ext_screen->xsize;
1660         int hdmi_ysize = ext_screen->ysize;
1661         int pixel_width, vir_width_bit, y_stride;
1662         bool is_yuv = false;
1663         int rotate_mode = 0;
1664
1665         if (unlikely(!dev_drv) || unlikely(!ext_dev_drv) ||
1666             unlikely(!ext_win) || unlikely(!win))
1667                 return -1;
1668
1669         rotate_mode = ext_dev_drv->rotate_mode;
1670
1671         if (ext_win->state == 0) {
1672                 dev_info(ext_dev_drv->dev, "extend lcdc win is closed\n");
1673                 return 0;
1674         }
1675
1676         ext_win->area[0].state = win->area[0].state;
1677         ext_win->area[0].format = win->area[0].format;
1678         ext_win->area_num = win->area_num;
1679         ext_win->fmt_10 = win->fmt_10;
1680         ext_win->z_order = win->z_order;
1681         ext_win->alpha_en = win->alpha_en;
1682         ext_win->alpha_mode = win->alpha_mode;
1683         ext_win->g_alpha_val = win->g_alpha_val;
1684         ext_win->mirror_en = win->mirror_en;
1685         ext_win->area[0].fbdc_en = win->area[0].fbdc_en;
1686         ext_win->area[0].fbdc_cor_en = win->area[0].fbdc_cor_en;
1687         ext_win->area[0].fbdc_data_format = win->area[0].fbdc_data_format;
1688
1689         switch (ext_win->area[0].format) {
1690         case YUV422:
1691         case YUV420:
1692         case YUV444:
1693         case YUV422_A:
1694         case YUV420_A:
1695         case YUV444_A:
1696                 is_yuv = true;
1697                 break;
1698         default:
1699                 is_yuv = false;
1700                 break;
1701         }
1702
1703         if (rotate_mode == ROTATE_90 || rotate_mode == ROTATE_270) {
1704                 ext_win->area[0].xact = win->area[0].yact;
1705                 ext_win->area[0].yact = win->area[0].xact;
1706                 ext_win->area[0].xvir = win->area[0].yact;
1707                 ext_win->area[0].yvir = win->area[0].xact;
1708
1709                 pixel_width = rk_fb_pixel_width(ext_win->area[0].format);
1710                 vir_width_bit = pixel_width * ext_win->area[0].xvir;
1711                 y_stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1712                 ext_win->area[0].y_vir_stride = y_stride >> 2;
1713                 if (is_yuv)
1714                         ext_win->area[0].uv_vir_stride = ext_win->area[0].y_vir_stride;
1715                 else
1716                         ext_win->area[0].uv_vir_stride = 0;
1717         } else {
1718                 ext_win->area[0].xact = win->area[0].xact;
1719                 ext_win->area[0].yact = win->area[0].yact;
1720                 if (win->area[0].xvir == 0)
1721                         ext_win->area[0].xvir = win->area[0].xact;
1722                 else
1723                         ext_win->area[0].xvir = win->area[0].xvir;
1724                 if (win->area[0].yvir == 0)
1725                         ext_win->area[0].yvir = win->area[0].yact;
1726                 else
1727                         ext_win->area[0].yvir = win->area[0].yvir;
1728                 ext_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
1729                 if (is_yuv)
1730                         ext_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
1731                 else
1732                         ext_win->area[0].uv_vir_stride = 0;
1733         }
1734
1735         if (win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1736                 if (rotate_mode == ROTATE_270) {
1737                         int xbom_pos = 0, ybom_pos = 0;
1738                         int xtop_pos = 0, ytop_pos = 0;
1739
1740                         ext_win->area[0].xsize =
1741                                 hdmi_xsize * win->area[0].ysize / screen->mode.yres;
1742                         ext_win->area[0].ysize =
1743                                 hdmi_ysize * win->area[0].xsize / screen->mode.xres;
1744                         xbom_pos =
1745                                 hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1746                         ybom_pos = hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1747                         xtop_pos = hdmi_xsize - ext_win->area[0].xsize - xbom_pos;
1748                         ytop_pos = hdmi_ysize - ext_win->area[0].ysize - ybom_pos;
1749                         ext_win->area[0].xpos =
1750                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) + xtop_pos;
1751                         ext_win->area[0].ypos =
1752                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) + ytop_pos;
1753                 } else if (rotate_mode == ROTATE_90) {
1754                         ext_win->area[0].xsize =
1755                                 hdmi_xsize * win->area[0].ysize / screen->mode.yres;
1756                         ext_win->area[0].ysize =
1757                                 hdmi_ysize * win->area[0].xsize / screen->mode.xres;
1758                         ext_win->area[0].xpos =
1759                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1760                                 hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1761                         ext_win->area[0].ypos =
1762                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1763                                 hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1764                 } else {
1765                         ext_win->area[0].xsize =
1766                                 hdmi_xsize * win->area[0].xsize / screen->mode.xres;
1767                         ext_win->area[0].ysize =
1768                                 hdmi_ysize * win->area[0].ysize / screen->mode.yres;
1769                         ext_win->area[0].xpos =
1770                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1771                                 hdmi_xsize * win->area[0].xpos / screen->mode.xres;
1772                         ext_win->area[0].ypos =
1773                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1774                                 hdmi_ysize * win->area[0].ypos / screen->mode.yres;
1775                 }
1776         } else {
1777                 ext_win->area[0].xsize = hdmi_xsize;
1778                 ext_win->area[0].ysize = hdmi_ysize;
1779                 ext_win->area[0].xpos =
1780                         (ext_screen->mode.xres - hdmi_xsize) >> 1;
1781                 ext_win->area[0].ypos =
1782                         (ext_screen->mode.yres - hdmi_ysize) >> 1;
1783         }
1784
1785         return 0;
1786 }
1787
1788 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1789                                 struct rk_lcdc_win *win,
1790                                 struct rk_fb_reg_win_data *reg_win_data)
1791 {
1792         int i = 0;
1793         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1794         struct rk_screen *cur_screen;
1795         struct rk_screen primary_screen;
1796
1797         if (unlikely(!inf) || unlikely(!dev_drv) ||
1798             unlikely(!win) || unlikely(!reg_win_data))
1799                 return;
1800
1801         cur_screen = dev_drv->cur_screen;
1802         rk_fb_get_prmry_screen(&primary_screen);
1803
1804         win->area_num = reg_win_data->area_num;
1805         win->id = reg_win_data->win_id;
1806         win->z_order = reg_win_data->z_order;
1807
1808         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1809                 win->state = 1;
1810                 win->area_num = reg_win_data->area_num;
1811                 win->id = reg_win_data->win_id;
1812                 win->z_order = reg_win_data->z_order;
1813                 win->area[0].uv_vir_stride =
1814                     reg_win_data->reg_area_data[0].uv_vir_stride;
1815                 win->area[0].cbr_start =
1816                     reg_win_data->reg_area_data[0].cbr_start;
1817                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1818                 win->alpha_en = reg_win_data->alpha_en;
1819                 win->alpha_mode = reg_win_data->alpha_mode;
1820                 win->g_alpha_val = reg_win_data->g_alpha_val;
1821                 win->mirror_en = reg_win_data->mirror_en;
1822                 win->area[0].fbdc_en =
1823                         reg_win_data->reg_area_data[0].fbdc_en;
1824                 win->area[0].fbdc_cor_en =
1825                         reg_win_data->reg_area_data[0].fbdc_cor_en;
1826                 win->area[0].fbdc_data_format =
1827                         reg_win_data->reg_area_data[0].fbdc_data_format;
1828                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1829                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1830                                 win->area[i].format =
1831                                         reg_win_data->reg_area_data[i].data_format;
1832                                 if (inf->disp_policy != DISPLAY_POLICY_BOX)
1833                                         win->area[i].ion_hdl =
1834                                         reg_win_data->reg_area_data[i].ion_handle;
1835                                 win->area[i].smem_start =
1836                                         reg_win_data->reg_area_data[i].smem_start;
1837                                 if (inf->disp_mode == DUAL ||
1838                                     inf->disp_policy == DISPLAY_POLICY_BOX) {
1839                                         win->area[i].xpos =
1840                                                 reg_win_data->reg_area_data[i].xpos;
1841                                         win->area[i].ypos =
1842                                                 reg_win_data->reg_area_data[i].ypos;
1843                                         win->area[i].xsize =
1844                                                 reg_win_data->reg_area_data[i].xsize;
1845                                         win->area[i].ysize =
1846                                                 reg_win_data->reg_area_data[i].ysize;
1847                                 } else {
1848                                         win->area[i].xpos =
1849                                                 reg_win_data->reg_area_data[i].xpos *
1850                                                 cur_screen->mode.xres /
1851                                                 primary_screen.mode.xres;
1852                                         win->area[i].ypos =
1853                                                 reg_win_data->reg_area_data[i].ypos *
1854                                                 cur_screen->mode.yres /
1855                                                 primary_screen.mode.yres;
1856                                         win->area[i].xsize =
1857                                                 reg_win_data->reg_area_data[i].xsize *
1858                                                 cur_screen->mode.xres /
1859                                                 primary_screen.mode.xres;
1860                                         win->area[i].ysize =
1861                                                 reg_win_data->reg_area_data[i].ysize *
1862                                                 cur_screen->mode.yres /
1863                                                 primary_screen.mode.yres;
1864
1865                                         /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1866                                         if (inf->disp_mode == ONE_DUAL && hdmi_switch_complete) {
1867                                                 if (cur_screen->xsize > 0 &&
1868                                                     cur_screen->xsize <= cur_screen->mode.xres) {
1869                                                         win->area[i].xpos =
1870                                                                 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1871                                                                 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1872                                                         win->area[i].xsize =
1873                                                                 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1874                                                 }
1875                                                 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1876                                                         win->area[i].ypos =
1877                                                                 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1878                                                                 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1879                                                         win->area[i].ysize =
1880                                                                 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1881                                                 }
1882                                         }
1883                                 }
1884                                 win->area[i].xact =
1885                                     reg_win_data->reg_area_data[i].xact;
1886                                 win->area[i].yact =
1887                                     reg_win_data->reg_area_data[i].yact;
1888                                 win->area[i].xvir =
1889                                     reg_win_data->reg_area_data[i].xvir;
1890                                 win->area[i].yvir =
1891                                     reg_win_data->reg_area_data[i].yvir;
1892                                 win->area[i].xoff =
1893                                     reg_win_data->reg_area_data[i].xoff;
1894                                 win->area[i].yoff =
1895                                     reg_win_data->reg_area_data[i].yoff;
1896                                 win->area[i].y_offset =
1897                                     reg_win_data->reg_area_data[i].y_offset;
1898                                 win->area[i].y_vir_stride =
1899                                     reg_win_data->reg_area_data[i].y_vir_stride;
1900                                 win->area[i].state = 1;
1901                         } else {
1902                                 win->area[i].state = 0;
1903                         }
1904                 }
1905         } else {
1906         /*
1907                 win->state = 0;
1908                 win->z_order = -1;
1909         */
1910         }
1911 }
1912
1913 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1914                                                      *regs, int win_id)
1915 {
1916         int i;
1917         struct rk_fb_reg_win_data *win_data = NULL;
1918         for (i = 0; i < regs->win_num; i++) {
1919                 if (regs->reg_win_data[i].win_id == win_id) {
1920                         win_data = &(regs->reg_win_data[i]);
1921                         break;
1922                 }
1923         }
1924
1925         return win_data;
1926 }
1927
1928 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1929                              struct rk_fb_reg_data *regs)
1930 {
1931         int i, j;
1932         struct rk_lcdc_win *win;
1933         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1934         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1935 #if defined(CONFIG_RK_HDMI)
1936         struct rk_lcdc_driver *ext_dev_drv;
1937         struct rk_lcdc_win *ext_win;
1938 #endif
1939         struct rk_fb_reg_win_data *win_data;
1940         bool wait_for_vsync;
1941         int count = 100;
1942         unsigned int dsp_addr[4];
1943         long timeout;
1944
1945         /* acq_fence wait */
1946         for (i = 0; i < regs->win_num; i++) {
1947                 win_data = &regs->reg_win_data[i];
1948                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1949                         if (win_data->reg_area_data[j].acq_fence) {
1950                                 /* printk("acq_fence wait!!!!!\n"); */
1951                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1952                         }
1953                 }
1954         }
1955
1956         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1957                 win = dev_drv->win[i];
1958                 win_data = rk_fb_get_win_data(regs, i);
1959                 if (win_data) {
1960                         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1961                             (win_data->reg_area_data[0].data_format == YUV420 ||
1962                              win_data->reg_area_data[0].data_format == YUV420_A))
1963                                 continue;
1964                         mutex_lock(&dev_drv->win_config);
1965                         rk_fb_update_win(dev_drv, win, win_data);
1966                         win->state = 1;
1967                         dev_drv->ops->set_par(dev_drv, i);
1968                         dev_drv->ops->pan_display(dev_drv, i);
1969                         mutex_unlock(&dev_drv->win_config);
1970 #if defined(CONFIG_ROCKCHIP_IOMMU)
1971                         if (dev_drv->iommu_enabled) {
1972                                 g_last_addr[i] = win_data->reg_area_data[0].smem_start +
1973                                         win_data->reg_area_data[0].y_offset;
1974                         }
1975 #endif
1976                 } else {
1977                         win->z_order = -1;
1978                         win->state = 0;
1979                 }
1980         }
1981         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1982         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX)
1983                 dev_drv->ops->cfg_done(dev_drv);
1984 #if defined(CONFIG_RK_HDMI)
1985         if ((rk_fb->disp_mode == DUAL)
1986             && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1987             && hdmi_switch_complete) {
1988                 ext_dev_drv = rk_get_extend_lcdc_drv();
1989                 if (!ext_dev_drv) {
1990                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1991                         goto ext_win_exit;
1992                 }
1993
1994                 /*
1995                   * For RK3288: win0 and win1 have only one area and support scale
1996                   * but win2 and win3 don't support scale
1997                   * so hdmi only use win0 or win1
1998                   */
1999                 for (i = 0; i < 2; i++) {
2000                         win = dev_drv->win[i];
2001                         ext_win = ext_dev_drv->win[i];
2002                         ext_win->state = win->state;
2003                         ext_win->id = win->id;
2004                         if (!ext_win->state)
2005                                 continue;
2006                         rk_fb_update_ext_win(ext_dev_drv, dev_drv, ext_win, win);
2007                         rk_fb_set_ext_win_buffer(ext_win, win,
2008                                                  ext_dev_drv->rotate_mode,
2009                                                  ext_dev_drv->iommu_enabled);
2010
2011                         if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
2012                                 rk_fb_win_rotate(ext_win, win,
2013                                                  ext_dev_drv->rotate_mode,
2014                                                  ext_dev_drv->iommu_enabled);
2015
2016                         ext_dev_drv->ops->set_par(ext_dev_drv, i);
2017                         ext_dev_drv->ops->pan_display(ext_dev_drv, i);
2018                 }
2019
2020                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
2021         }
2022 ext_win_exit:
2023 #endif
2024         dev_drv->ops->cfg_done(dev_drv);
2025
2026         do {
2027                 timestamp = dev_drv->vsync_info.timestamp;
2028                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
2029                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
2030                                 msecs_to_jiffies(25));
2031 #if defined(CONFIG_RK_HDMI)
2032                 if ((rk_fb->disp_mode == DUAL) &&
2033                     (hdmi_get_hotplug() == HDMI_HPD_ACTIVED) &&
2034                     hdmi_switch_complete) {
2035                         /*
2036                          * If dual output, we need make sure the extend display
2037                          * cfg take effect before release fence.
2038                          */
2039                         ext_dev_drv = rk_get_extend_lcdc_drv();
2040                         timeout = wait_event_interruptible_timeout(ext_dev_drv->vsync_info.wait,
2041                                         ktime_compare(ext_dev_drv->vsync_info.timestamp, timestamp) > 0,
2042                                         msecs_to_jiffies(25));
2043                 }
2044 #endif
2045                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2046                 wait_for_vsync = false;
2047                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2048                         if (dev_drv->win[i]->state == 1) {
2049                                 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
2050                                     (dev_drv->win[i]->area[0].format == YUV420 ||
2051                                      dev_drv->win[i]->area[0].format == YUV420_A ||
2052                                      !strcmp(dev_drv->win[i]->name, "hwc"))) {
2053                                         continue;
2054                                 } else {
2055                                         u32 new_start =
2056                                             dev_drv->win[i]->area[0].smem_start +
2057                                             dev_drv->win[i]->area[0].y_offset;
2058                                         u32 reg_start = dsp_addr[i];
2059
2060                                         if ((rk_fb->disp_policy ==
2061                                              DISPLAY_POLICY_BOX) &&
2062                                             (new_start == 0x0 ||
2063                                              dev_drv->suspend_flag))
2064                                                 continue;
2065                                         if (unlikely(new_start != reg_start)) {
2066                                                 wait_for_vsync = true;
2067                                                 dev_info(dev_drv->dev,
2068                                                        "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
2069                                                        i, new_start, reg_start, 101 - count);
2070                                                 break;
2071                                         }
2072                                 }
2073                         }
2074                 }
2075         } while (wait_for_vsync && count--);
2076 #ifdef H_USE_FENCE
2077         sw_sync_timeline_inc(dev_drv->timeline, 1);
2078 #endif
2079         if (dev_drv->front_regs) {
2080 #if defined(CONFIG_ROCKCHIP_IOMMU)
2081                 if (dev_drv->iommu_enabled) {
2082                         if (dev_drv->ops->mmu_en)
2083                                 dev_drv->ops->mmu_en(dev_drv);
2084                         freed_index = 0;
2085                         g_last_timeout = timeout;
2086                 }
2087 #endif
2088
2089                 mutex_lock(&dev_drv->front_lock);
2090
2091                 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
2092                         win_data = &dev_drv->front_regs->reg_win_data[i];
2093                         rk_fb_free_dma_buf(dev_drv, win_data);
2094                 }
2095                 kfree(dev_drv->front_regs);
2096
2097                 mutex_unlock(&dev_drv->front_lock);
2098
2099 #if defined(CONFIG_ROCKCHIP_IOMMU)
2100                 if (dev_drv->iommu_enabled)
2101                         freed_addr[freed_index] = 0xfefefefe;
2102 #endif
2103         }
2104
2105         mutex_lock(&dev_drv->front_lock);
2106
2107         dev_drv->front_regs = regs;
2108
2109         mutex_unlock(&dev_drv->front_lock);
2110 }
2111
2112 static void rk_fb_update_regs_handler(struct kthread_work *work)
2113 {
2114         struct rk_lcdc_driver *dev_drv =
2115             container_of(work, struct rk_lcdc_driver, update_regs_work);
2116         struct rk_fb_reg_data *data, *next;
2117         /* struct list_head saved_list; */
2118
2119         mutex_lock(&dev_drv->update_regs_list_lock);
2120         saved_list = dev_drv->update_regs_list;
2121         list_replace_init(&dev_drv->update_regs_list, &saved_list);
2122         mutex_unlock(&dev_drv->update_regs_list_lock);
2123
2124         list_for_each_entry_safe(data, next, &saved_list, list) {
2125                 rk_fb_update_reg(dev_drv, data);
2126                 list_del(&data->list);
2127         }
2128
2129         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
2130                 wake_up(&dev_drv->update_regs_wait);
2131 }
2132
2133 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
2134                                   struct rk_screen *screen)
2135 {
2136         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
2137             (area_par->xact <= 0) || (area_par->yact <= 0) ||
2138             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
2139                 pr_err("check config var fail 0:\n"
2140                        "x_offset=%d,xact=%d,xvir=%d\n",
2141                        area_par->x_offset, area_par->xact, area_par->xvir);
2142                 return -EINVAL;
2143         }
2144
2145         if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
2146             (area_par->ypos + area_par->ysize > screen->mode.yres) ||
2147             (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
2148                 pr_err("check config var fail 1:\n"
2149                        "xpos=%d,xsize=%d,xres=%d\n"
2150                        "ypos=%d,ysize=%d,yres=%d\n",
2151                        area_par->xpos, area_par->xsize, screen->mode.xres,
2152                        area_par->ypos, area_par->ysize, screen->mode.yres);
2153                 return -EINVAL;
2154         }
2155         return 0;
2156 }
2157
2158 static int rk_fb_set_win_buffer(struct fb_info *info,
2159                                 struct rk_fb_win_par *win_par,
2160                                 struct rk_fb_reg_win_data *reg_win_data)
2161 {
2162         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2163         struct fb_fix_screeninfo *fix = &info->fix;
2164         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2165         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2166         struct rk_screen *screen = dev_drv->cur_screen;
2167         struct rk_screen primary_screen;
2168         struct fb_info *fbi;
2169         int i, ion_fd, acq_fence_fd;
2170         u32 xvir, yvir;
2171         u32 xoffset, yoffset;
2172
2173         struct ion_handle *hdl;
2174         size_t len;
2175         int index_buf;
2176         u8 fb_data_fmt;
2177         u8 pixel_width;
2178         u32 vir_width_bit;
2179         u32 stride, uv_stride;
2180         u32 stride_32bit_1;
2181         u32 stride_32bit_2;
2182         u16 uv_x_off, uv_y_off, uv_y_act;
2183         u8 is_pic_yuv = 0;
2184         u8 ppixel_a = 0, global_a = 0;
2185         ion_phys_addr_t phy_addr;
2186         int ret = 0;
2187
2188         reg_win_data->reg_area_data[0].smem_start = -1;
2189         reg_win_data->area_num = 0;
2190         fbi = rk_fb->fb[reg_win_data->win_id];
2191         if (win_par->area_par[0].phy_addr == 0) {
2192                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
2193                         ion_fd = win_par->area_par[i].ion_fd;
2194                         if (ion_fd > 0) {
2195                                 hdl =
2196                                     ion_import_dma_buf(rk_fb->ion_client,
2197                                                        ion_fd);
2198                                 if (IS_ERR(hdl)) {
2199                                         pr_info("%s: Could not import handle:"
2200                                                 " %ld\n", __func__, (long)hdl);
2201                                         /*return -EINVAL; */
2202                                         break;
2203                                 }
2204                                 reg_win_data->area_num++;
2205                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
2206 #ifndef CONFIG_ROCKCHIP_IOMMU
2207                                 ret = ion_phys(rk_fb->ion_client, hdl, &phy_addr,
2208                                                 &len);
2209 #else
2210                                 if (dev_drv->iommu_enabled)
2211                                         ret = ion_map_iommu(dev_drv->dev,
2212                                                                 rk_fb->ion_client,
2213                                                                 hdl,
2214                                                                 (unsigned long *)&phy_addr,
2215                                                                 (unsigned long *)&len);
2216                                 else
2217                                         ret = ion_phys(rk_fb->ion_client, hdl,
2218                                                         &phy_addr, &len);
2219 #endif
2220                                 if (ret < 0) {
2221                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
2222                                         ion_free(rk_fb->ion_client, hdl);
2223                                         return -ENOMEM;
2224                                 }
2225                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
2226                                 reg_win_data->area_buf_num++;
2227                                 reg_win_data->reg_area_data[i].index_buf = 1;
2228                         }
2229                 }
2230         } else {
2231                 reg_win_data->reg_area_data[0].smem_start =
2232                     win_par->area_par[0].phy_addr;
2233                 reg_win_data->area_num = 1;
2234                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
2235         }
2236
2237         if (reg_win_data->area_num == 0)
2238                 return 0;
2239
2240         for (i = 0; i < reg_win_data->area_num; i++) {
2241                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2242                 index_buf = reg_win_data->reg_area_data[i].index_buf;
2243                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2244                         reg_win_data->reg_area_data[i].acq_fence =
2245                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2246                 }
2247         }
2248         if (reg_win_data->reg_area_data[0].smem_start > 0) {
2249                 reg_win_data->z_order = win_par->z_order;
2250                 reg_win_data->win_id = win_par->win_id;
2251         } else {
2252                 reg_win_data->z_order = -1;
2253                 reg_win_data->win_id = -1;
2254         }
2255
2256         rk_fb_get_prmry_screen(&primary_screen);
2257         reg_win_data->mirror_en = win_par->mirror_en;
2258         reg_win_data->reg_area_data[0].fbdc_en = win_par->area_par[0].fbdc_en;
2259         reg_win_data->reg_area_data[0].fbdc_cor_en =
2260                 win_par->area_par[0].fbdc_cor_en;
2261         reg_win_data->reg_area_data[0].fbdc_data_format =
2262                 win_par->area_par[0].fbdc_data_format;
2263         for (i = 0; i < reg_win_data->area_num; i++) {
2264                 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX)
2265                         rk_fb_check_config_var(&win_par->area_par[i], screen);
2266                 else
2267                         rk_fb_check_config_var(&win_par->area_par[i], &primary_screen);
2268
2269                 fb_data_fmt = rk_fb_data_fmt(win_par->area_par[i].data_format, 0);
2270                 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
2271                 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2272
2273                 ppixel_a |= ((fb_data_fmt == ARGB888) ||
2274                              (fb_data_fmt == ABGR888)) ? 1 : 0;
2275                 /* visiable pos in panel */
2276                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2277                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2278
2279                 /* realy size in panel */
2280                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2281                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2282
2283                 /* realy size in panel */
2284                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2285                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2286
2287                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2288                 yoffset = win_par->area_par[i].y_offset;
2289                 reg_win_data->reg_area_data[i].xoff = xoffset;
2290                 reg_win_data->reg_area_data[i].yoff = yoffset;
2291
2292                 xvir = win_par->area_par[i].xvir;
2293                 reg_win_data->reg_area_data[i].xvir = xvir;
2294                 yvir = win_par->area_par[i].yvir;
2295                 reg_win_data->reg_area_data[i].yvir = yvir;
2296
2297                 vir_width_bit = pixel_width * xvir;
2298                 /* pixel_width = byte_num*8 */
2299                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2300                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2301
2302                 stride = stride_32bit_1;        /* default rgb */
2303                 fix->line_length = stride;
2304                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2305
2306                 /* x y mirror ,jump line
2307                  * reg_win_data->reg_area_data[i].y_offset =
2308                  *              yoffset*stride+xoffset*pixel_width/8;
2309                  */
2310                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2311                         if (screen->interlace == 1) {
2312                                 reg_win_data->reg_area_data[i].y_offset =
2313                                     yoffset * stride * 2 +
2314                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2315                                     xoffset * pixel_width / 8;
2316                         } else {
2317                                 reg_win_data->reg_area_data[i].y_offset =
2318                                     yoffset * stride +
2319                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2320                                     xoffset * pixel_width / 8;
2321                         }
2322                 } else {
2323                         if (screen->interlace == 1) {
2324                                 reg_win_data->reg_area_data[i].y_offset =
2325                                     yoffset * stride * 2 +
2326                                     xoffset * pixel_width / 8;
2327                         } else {
2328                                 reg_win_data->reg_area_data[i].y_offset =
2329                                     yoffset * stride +
2330                                     xoffset * pixel_width / 8;
2331                         }
2332                 }
2333         }
2334
2335         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2336         reg_win_data->alpha_en = ppixel_a | global_a;
2337         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2338         reg_win_data->alpha_mode = win_par->alpha_mode;
2339
2340         switch (fb_data_fmt) {
2341         case YUV422:
2342         case YUV422_A:
2343                 is_pic_yuv = 1;
2344                 stride = stride_32bit_1;
2345                 uv_stride = stride_32bit_1 >> 1;
2346                 uv_x_off = xoffset >> 1;
2347                 uv_y_off = yoffset;
2348                 fix->line_length = stride;
2349                 uv_y_act = win_par->area_par[0].yact >> 1;
2350                 break;
2351         case YUV420:            /* 420sp */
2352         case YUV420_A:
2353                 is_pic_yuv = 1;
2354                 stride = stride_32bit_1;
2355                 uv_stride = stride_32bit_1;
2356                 uv_x_off = xoffset;
2357                 uv_y_off = yoffset >> 1;
2358                 fix->line_length = stride;
2359                 uv_y_act = win_par->area_par[0].yact >> 1;
2360                 break;
2361         case YUV444:
2362         case YUV444_A:
2363                 is_pic_yuv = 1;
2364                 stride = stride_32bit_1;
2365                 uv_stride = stride_32bit_2;
2366                 uv_x_off = xoffset * 2;
2367                 uv_y_off = yoffset;
2368                 fix->line_length = stride << 2;
2369                 uv_y_act = win_par->area_par[0].yact;
2370                 break;
2371         default:
2372                 break;
2373         }
2374         if (is_pic_yuv == 1) {
2375                 reg_win_data->reg_area_data[0].cbr_start =
2376                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2377                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2378                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2379                         if (screen->interlace == 1) {
2380                                 reg_win_data->reg_area_data[0].c_offset =
2381                                     uv_y_off * uv_stride * 2 +
2382                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2383                                     uv_x_off * pixel_width / 8;
2384                         } else {
2385                                 reg_win_data->reg_area_data[0].c_offset =
2386                                     uv_y_off * uv_stride +
2387                                     (uv_y_act - 1) * uv_stride +
2388                                     uv_x_off * pixel_width / 8;
2389                         }
2390                 } else {
2391                         if (screen->interlace == 1) {
2392                                 reg_win_data->reg_area_data[0].c_offset =
2393                                     uv_y_off * uv_stride * 2 +
2394                                     uv_x_off * pixel_width / 8;
2395                         } else {
2396                                 reg_win_data->reg_area_data[0].c_offset =
2397                                     uv_y_off * uv_stride +
2398                                     uv_x_off * pixel_width / 8;
2399                         }
2400                 }
2401         }
2402
2403         /* record buffer information for rk_fb_disp_scale to prevent fence timeout
2404          * because rk_fb_disp_scale will call function info->fbops->fb_set_par(info);
2405          */
2406         info->var.yoffset = yoffset;
2407         info->var.xoffset = xoffset;
2408         return 0;
2409 }
2410
2411 static int rk_fb_set_win_config(struct fb_info *info,
2412                                 struct rk_fb_win_cfg_data *win_data)
2413 {
2414         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2415         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2416         struct rk_fb_reg_data *regs;
2417 #ifdef H_USE_FENCE
2418         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2419         struct sync_fence *retire_fence;
2420         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2421         struct sync_pt *retire_sync_pt;
2422         char fence_name[20];
2423 #endif
2424         int ret = 0, i, j = 0;
2425         int list_is_empty = 0;
2426
2427         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2428         if (!regs) {
2429                 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2430                 ret = -ENOMEM;
2431                 return ret;
2432         }
2433
2434 /*
2435         regs->post_cfg.xpos = win_data->post_cfg.xpos;
2436         regs->post_cfg.ypos = win_data->post_cfg.ypos;
2437         regs->post_cfg.xsize = win_data->post_cfg.xsize;
2438         regs->post_cfg.ysize = win_data->post_cfg.xsize;
2439 */
2440
2441         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2442                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2443                         if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2444                                                         &regs->reg_win_data[j]))
2445                                 return -ENOMEM;
2446                         if (regs->reg_win_data[j].area_num > 0) {
2447                                 regs->win_num++;
2448                                 regs->buf_num +=
2449                                     regs->reg_win_data[j].area_buf_num;
2450                         }
2451                         j++;
2452                 } else {
2453                         printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2454                         printk(KERN_INFO "i=%d,win_id=%d\n", i,
2455                                win_data->win_par[i].win_id);
2456                 }
2457         }
2458
2459         mutex_lock(&dev_drv->output_lock);
2460         if (!(dev_drv->suspend_flag == 0)) {
2461                 rk_fb_update_reg(dev_drv, regs);
2462                 printk(KERN_INFO "suspend_flag = 1\n");
2463                 goto err;
2464         }
2465
2466         dev_drv->timeline_max++;
2467 #ifdef H_USE_FENCE
2468         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2469                 if (i < regs->buf_num) {
2470                         sprintf(fence_name, "fence%d", i);
2471                         win_data->rel_fence_fd[i] = get_unused_fd();
2472                         if (win_data->rel_fence_fd[i] < 0) {
2473                                 printk(KERN_INFO "rel_fence_fd=%d\n",
2474                                        win_data->rel_fence_fd[i]);
2475                                 ret = -EFAULT;
2476                                 goto err;
2477                         }
2478                         release_sync_pt[i] =
2479                             sw_sync_pt_create(dev_drv->timeline,
2480                                               dev_drv->timeline_max);
2481                         release_fence[i] =
2482                             sync_fence_create(fence_name, release_sync_pt[i]);
2483                         sync_fence_install(release_fence[i],
2484                                            win_data->rel_fence_fd[i]);
2485                 } else {
2486                         win_data->rel_fence_fd[i] = -1;
2487                 }
2488         }
2489
2490         win_data->ret_fence_fd = get_unused_fd();
2491         if (win_data->ret_fence_fd < 0) {
2492                 printk("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2493                 ret = -EFAULT;
2494                 goto err;
2495         }
2496         retire_sync_pt =
2497             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2498         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2499         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2500 #else
2501         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2502                 win_data->rel_fence_fd[i] = -1;
2503
2504         win_data->ret_fence_fd = -1;
2505 #endif
2506         if (dev_drv->wait_fs == 0) {
2507                 mutex_lock(&dev_drv->update_regs_list_lock);
2508                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2509                 mutex_unlock(&dev_drv->update_regs_list_lock);
2510                 queue_kthread_work(&dev_drv->update_regs_worker,
2511                                    &dev_drv->update_regs_work);
2512         } else {
2513                 mutex_lock(&dev_drv->update_regs_list_lock);
2514                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2515                                         list_empty(&saved_list);
2516                 mutex_unlock(&dev_drv->update_regs_list_lock);
2517                 if (!list_is_empty) {
2518                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2519                                 list_empty(&dev_drv->update_regs_list) && list_empty(&saved_list),
2520                                 msecs_to_jiffies(60));
2521                         if (ret > 0)
2522                                 rk_fb_update_reg(dev_drv, regs);
2523                         else
2524                                 printk("%s: wait update_regs_wait timeout\n", __func__);
2525                 } else if (ret == 0) {
2526                         rk_fb_update_reg(dev_drv, regs);
2527                 }
2528         }
2529
2530 err:
2531         mutex_unlock(&dev_drv->output_lock);
2532         return ret;
2533 }
2534
2535 #if 1
2536 static int cfgdone_distlist[10] = { 0 };
2537
2538 static int cfgdone_index;
2539 static int cfgdone_lasttime;
2540
2541 int rk_get_real_fps(int before)
2542 {
2543         struct timespec now;
2544         int dist_curr;
2545         int dist_total = 0;
2546         int dist_count = 0;
2547         int dist_first = 0;
2548
2549         int index = cfgdone_index;
2550         int i = 0, fps = 0;
2551         int total;
2552
2553         if (before > 100)
2554                 before = 100;
2555         if (before < 0)
2556                 before = 0;
2557
2558         getnstimeofday(&now);
2559         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2560                         cfgdone_lasttime;
2561         total = dist_curr;
2562         /*
2563            printk("fps: ");
2564          */
2565         for (i = 0; i < 10; i++) {
2566                 if (--index < 0)
2567                         index = 9;
2568                 total += cfgdone_distlist[index];
2569                 if (i == 0)
2570                         dist_first = cfgdone_distlist[index];
2571                 if (total < (before * 1000)) {
2572                         /*
2573                            printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2574                          */
2575                         dist_total += cfgdone_distlist[index];
2576                         dist_count++;
2577                 } else {
2578                         break;
2579                 }
2580         }
2581
2582         /*
2583            printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2584          */
2585         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2586         dist_total += dist_curr;
2587         dist_count++;
2588
2589         if (dist_total > 0)
2590                 fps = (1000000 * dist_count) / dist_total;
2591         else
2592                 fps = 60;
2593
2594         /*
2595            printk("curr2 %d, fps=%d\n", dist_curr, fps);
2596          */
2597         return fps;
2598 }
2599 EXPORT_SYMBOL(rk_get_real_fps);
2600
2601 #endif
2602 #ifdef CONFIG_ROCKCHIP_IOMMU
2603 #define ION_MAX 10
2604 static struct ion_handle *ion_hanle[ION_MAX];
2605 static struct ion_handle *ion_hwc[1];
2606 #endif
2607 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2608                        unsigned long arg)
2609 {
2610         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2611         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2612         struct rk_fb_par *extend_fb_par = NULL;
2613         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2614         struct fb_fix_screeninfo *fix = &info->fix;
2615         int fb_id = 0, extend_win_id = 0;
2616         struct fb_info *extend_info = NULL;
2617         struct rk_lcdc_driver *extend_dev_drv = NULL;
2618         struct rk_lcdc_win *extend_win = NULL;
2619         struct rk_lcdc_win *win;
2620         int enable;     /* enable fb:1 enable;0 disable */
2621         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2622         int num_buf;    /* buffer_number */
2623         int ret;
2624         struct rk_fb_win_cfg_data win_data;
2625         unsigned int dsp_addr[4];
2626         int list_stat;
2627
2628         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2629
2630         void __user *argp = (void __user *)arg;
2631         win = dev_drv->win[win_id];
2632         if (rk_fb->disp_mode == DUAL) {
2633                 fb_id = get_extend_fb_id(info);
2634                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2635                 extend_fb_par = (struct rk_fb_par *)extend_info->par;
2636                 extend_dev_drv = extend_fb_par->lcdc_drv;
2637                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2638                                                             extend_info->fix.id);
2639                 extend_win = extend_dev_drv->win[extend_win_id];
2640         }
2641
2642         switch (cmd) {
2643         case RK_FBIOSET_HWC_ADDR:
2644         {
2645                 u32 hwc_phy[1];
2646                 if (copy_from_user(hwc_phy, argp, 4))
2647                         return -EFAULT;
2648 #ifdef CONFIG_ROCKCHIP_IOMMU
2649                 if (!dev_drv->iommu_enabled) {
2650 #endif
2651                         fix->smem_start = hwc_phy[0];
2652 #ifdef CONFIG_ROCKCHIP_IOMMU
2653                 } else {
2654                         int usr_fd;
2655                         struct ion_handle *hdl;
2656                         ion_phys_addr_t phy_addr;
2657                         size_t len;
2658
2659                         usr_fd = hwc_phy[0];
2660                         if (!usr_fd) {
2661                                 fix->smem_start = 0;
2662                                 fix->mmio_start = 0;
2663                                 break;
2664                         }
2665
2666                         if (ion_hwc[0] != 0) {
2667                                 ion_free(rk_fb->ion_client, ion_hwc[0]);
2668                                 ion_hwc[0] = 0;
2669                         }
2670
2671                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2672                         if (IS_ERR(hdl)) {
2673                                 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2674                                         PTR_ERR(hdl));
2675                                 return -EFAULT;
2676                         }
2677
2678                         ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2679                                                 (unsigned long *)&phy_addr,
2680                                                 (unsigned long *)&len);
2681                         if (ret < 0) {
2682                                 dev_err(info->dev, "ion map to get hwc phy addr failed");
2683                                 ion_free(rk_fb->ion_client, hdl);
2684                                 return -ENOMEM;
2685                         }
2686                         fix->smem_start = phy_addr;
2687                         ion_hwc[0] = hdl;
2688                 }
2689 #endif
2690                 break;
2691         }
2692         case RK_FBIOSET_YUV_ADDR:
2693                 {
2694                         u32 yuv_phy[2];
2695
2696                         if (copy_from_user(yuv_phy, argp, 8))
2697                                 return -EFAULT;
2698                         #ifdef CONFIG_ROCKCHIP_IOMMU
2699                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2700                         #endif
2701                                 fix->smem_start = yuv_phy[0];
2702                                 fix->mmio_start = yuv_phy[1];
2703                         #ifdef CONFIG_ROCKCHIP_IOMMU
2704                         } else {
2705                                 int usr_fd, offset, tmp;
2706                                 struct ion_handle *hdl;
2707                                 ion_phys_addr_t phy_addr;
2708                                 size_t len;
2709
2710                                 usr_fd = yuv_phy[0];
2711                                 offset = yuv_phy[1] - yuv_phy[0];
2712
2713                                 if (!usr_fd) {
2714                                         fix->smem_start = 0;
2715                                         fix->mmio_start = 0;
2716                                         break;
2717                                 }
2718
2719                                 if (ion_hanle[ION_MAX - 1] != 0) {
2720                                         /*ion_unmap_kernel(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2721                                         /*ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2722                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2723                                         ion_hanle[ION_MAX - 1] = 0;
2724                                 }
2725
2726                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2727                                 if (IS_ERR(hdl)) {
2728                                         dev_err(info->dev, "failed to get ion handle:%ld\n",
2729                                                 PTR_ERR(hdl));
2730                                         return -EFAULT;
2731                                 }
2732
2733                                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2734                                                         (unsigned long *)&phy_addr,
2735                                                         (unsigned long *)&len);
2736                                 if (ret < 0) {
2737                                         dev_err(info->dev, "ion map to get phy addr failed");
2738                                         ion_free(rk_fb->ion_client, hdl);
2739                                         return -ENOMEM;
2740                                 }
2741                                 fix->smem_start = phy_addr;
2742                                 fix->mmio_start = phy_addr + offset;
2743                                 fix->smem_len = len;
2744                                 /*info->screen_base = ion_map_kernel(rk_fb->ion_client, hdl);*/
2745
2746                                 ion_hanle[0] = hdl;
2747                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2748                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2749                                 ion_hanle[0] = 0;
2750                         }
2751                         #endif
2752                         break;
2753                 }
2754         case RK_FBIOSET_ENABLE:
2755                 if (copy_from_user(&enable, argp, sizeof(enable)))
2756                         return -EFAULT;
2757                                 if (enable)
2758                                         fb_par->state++;
2759                                 else
2760                                         fb_par->state--;
2761                 dev_drv->ops->open(dev_drv, win_id, enable);
2762                 break;
2763         case RK_FBIOGET_ENABLE:
2764                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
2765                 if (copy_to_user(argp, &enable, sizeof(enable)))
2766                         return -EFAULT;
2767                 break;
2768         case RK_FBIOSET_OVERLAY_STA:
2769                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2770                         return -EFAULT;
2771                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2772                 break;
2773         case RK_FBIOGET_OVERLAY_STA:
2774                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2775                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2776                         return -EFAULT;
2777                 break;
2778         case RK_FBIOPUT_NUM_BUFFERS:
2779                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2780                         return -EFAULT;
2781                 dev_drv->num_buf = num_buf;
2782                 break;
2783         case RK_FBIOSET_VSYNC_ENABLE:
2784                 if (copy_from_user(&enable, argp, sizeof(enable)))
2785                         return -EFAULT;
2786                 dev_drv->vsync_info.active = enable;
2787                 break;
2788
2789         case RK_FBIOGET_DSP_ADDR:
2790                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2791                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2792                         return -EFAULT;
2793                 break;
2794         case RK_FBIOGET_LIST_STA:
2795                 list_stat = rk_fb_get_list_stat(dev_drv);
2796                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2797                         return -EFAULT;
2798
2799                 break;
2800         case RK_FBIOGET_IOMMU_STA:
2801                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2802                                  sizeof(dev_drv->iommu_enabled)))
2803                         return -EFAULT;
2804                 break;
2805 #if defined(CONFIG_ION_ROCKCHIP)
2806         case RK_FBIOSET_DMABUF_FD:
2807                 {
2808                         int usr_fd;
2809                         struct ion_handle *hdl;
2810                         ion_phys_addr_t phy_addr;
2811                         size_t len;
2812                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2813                                 return -EFAULT;
2814                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2815                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2816                         fix->smem_start = phy_addr;
2817                         break;
2818                 }
2819         case RK_FBIOGET_DMABUF_FD:
2820                 {
2821                         int fd = -1;
2822
2823                         if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2824                                 dev_err(info->dev,
2825                                         "get dma_buf fd failed,ion handle is err\n");
2826                                 return PTR_ERR(fb_par->ion_hdl);
2827                         }
2828                         fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2829                                                   fb_par->ion_hdl);
2830                         if (fd < 0) {
2831                                 dev_err(info->dev,
2832                                         "ion_share_dma_buf_fd failed\n");
2833                                 return fd;
2834                         }
2835                         if (copy_to_user(argp, &fd, sizeof(fd)))
2836                                 return -EFAULT;
2837                         break;
2838                 }
2839 #endif
2840         case RK_FBIOSET_CLEAR_FB:
2841                 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2842                 break;
2843         case RK_FBIOSET_CONFIG_DONE:
2844                 {
2845                         int curr = 0;
2846                         struct timespec now;
2847
2848                         getnstimeofday(&now);
2849                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2850                         cfgdone_distlist[cfgdone_index++] =
2851                             curr - cfgdone_lasttime;
2852                         /*
2853                            printk("%d ", curr - cfgdone_lasttime);
2854                          */
2855                         cfgdone_lasttime = curr;
2856                         if (cfgdone_index >= 10)
2857                                 cfgdone_index = 0;
2858                 }
2859                 if (copy_from_user(&win_data,
2860                                    (struct rk_fb_win_cfg_data __user *)argp,
2861                                    sizeof(win_data))) {
2862                         ret = -EFAULT;
2863                         break;
2864                 };
2865
2866                 dev_drv->wait_fs = win_data.wait_fs;
2867                 rk_fb_set_win_config(info, &win_data);
2868
2869                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2870                                  &win_data, sizeof(win_data))) {
2871                         ret = -EFAULT;
2872                         break;
2873                 }
2874                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2875                 break;
2876         default:
2877                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2878                 break;
2879         }
2880
2881         return 0;
2882 }
2883
2884 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2885 {
2886         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2887         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2888         struct fb_fix_screeninfo *fix = &info->fix;
2889         int win_id;
2890 #if defined(CONFIG_RK_HDMI)
2891         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2892 #endif
2893
2894         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2895         if (win_id < 0)
2896                 return -ENODEV;
2897 #if defined(CONFIG_RK_HDMI)
2898         if ((rk_fb->disp_mode == ONE_DUAL) &&
2899             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2900                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2901         } else
2902 #endif
2903         {
2904                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2905         }
2906         return 0;
2907 }
2908
2909 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2910 {
2911         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2912             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2913             ((16 != var->bits_per_pixel) &&
2914             (32 != var->bits_per_pixel) &&
2915             (24 != var->bits_per_pixel))) {
2916                 dev_err(info->dev, "%s check var fail 1:\n"
2917                         "xres_vir:%d>>yres_vir:%d\n"
2918                         "xres:%d>>yres:%d\n"
2919                         "bits_per_pixel:%d\n",
2920                         info->fix.id,
2921                         var->xres_virtual,
2922                         var->yres_virtual,
2923                         var->xres, var->yres, var->bits_per_pixel);
2924                 return -EINVAL;
2925         }
2926
2927         if (((var->xoffset + var->xres) > var->xres_virtual) ||
2928             ((var->yoffset + var->yres) > (var->yres_virtual))) {
2929                 dev_err(info->dev, "%s check_var fail 2:\n"
2930                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2931                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2932                         info->fix.id,
2933                         var->xoffset,
2934                         var->xres,
2935                         var->xres_virtual,
2936                         var->yoffset, var->yres, var->yres_virtual);
2937                 return -EINVAL;
2938         }
2939
2940         return 0;
2941 }
2942
2943 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2944                           size_t count, loff_t *ppos)
2945 {
2946         unsigned long p = *ppos;
2947         u8 *buffer, *dst;
2948         u8 __iomem *src;
2949         int c, cnt = 0, err = 0;
2950         unsigned long total_size;
2951         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2952         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2953         struct rk_lcdc_win *win = NULL;
2954         int win_id = 0;
2955
2956         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2957         if (win_id < 0)
2958                 return -ENODEV;
2959         else
2960                 win = dev_drv->win[win_id];
2961
2962         /* only read the current frame buffer */
2963         if (win->area[0].format == RGB565) {
2964                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2965         } else if (win->area[0].format == YUV420) {
2966                 total_size =
2967                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
2968         } else {
2969                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2970         }
2971         if (p >= total_size)
2972                 return 0;
2973
2974         if (count >= total_size)
2975                 count = total_size;
2976
2977         if (count + p > total_size)
2978                 count = total_size - p;
2979
2980         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2981         if (!buffer)
2982                 return -ENOMEM;
2983
2984         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2985
2986         while (count) {
2987                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2988                 dst = buffer;
2989                 fb_memcpy_fromfb(dst, src, c);
2990                 dst += c;
2991                 src += c;
2992
2993                 if (copy_to_user(buf, buffer, c)) {
2994                         err = -EFAULT;
2995                         break;
2996                 }
2997                 *ppos += c;
2998                 buf += c;
2999                 cnt += c;
3000                 count -= c;
3001         }
3002
3003         kfree(buffer);
3004
3005         return (err) ? err : cnt;
3006 }
3007
3008 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
3009                            size_t count, loff_t *ppos)
3010 {
3011         unsigned long p = *ppos;
3012         u8 *buffer, *src;
3013         u8 __iomem *dst;
3014         int c, cnt = 0, err = 0;
3015         unsigned long total_size;
3016         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3017         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3018         struct rk_lcdc_win *win = NULL;
3019         int win_id = 0;
3020
3021         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3022         if (win_id < 0)
3023                 return -ENODEV;
3024         else
3025                 win = dev_drv->win[win_id];
3026
3027         /* write the current frame buffer */
3028         if (win->area[0].format == RGB565)
3029                 total_size = win->area[0].xact * win->area[0].yact << 1;
3030         else
3031                 total_size = win->area[0].xact * win->area[0].yact << 2;
3032
3033         if (p > total_size)
3034                 return -EFBIG;
3035
3036         if (count > total_size) {
3037                 err = -EFBIG;
3038                 count = total_size;
3039         }
3040
3041         if (count + p > total_size) {
3042                 if (!err)
3043                         err = -ENOSPC;
3044
3045                 count = total_size - p;
3046         }
3047
3048         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3049         if (!buffer)
3050                 return -ENOMEM;
3051
3052         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3053
3054         while (count) {
3055                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3056                 src = buffer;
3057
3058                 if (copy_from_user(src, buf, c)) {
3059                         err = -EFAULT;
3060                         break;
3061                 }
3062
3063                 fb_memcpy_tofb(dst, src, c);
3064                 dst += c;
3065                 src += c;
3066                 *ppos += c;
3067                 buf += c;
3068                 cnt += c;
3069                 count -= c;
3070         }
3071
3072         kfree(buffer);
3073
3074         return (cnt) ? cnt : err;
3075 }
3076
3077 /*
3078  * function: update extend info acorrding to primary info that only used for dual display mode
3079  * @ext_info: the fb_info of extend screen
3080  * @info: the fb_info of primary screen
3081  * @update_buffer: whether to update extend info buffer, 0: no;1: yes
3082  */
3083 static int rk_fb_update_ext_info(struct fb_info *ext_info,
3084                                         struct fb_info *info, int update_buffer)
3085 {
3086         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3087         struct rk_fb_par *fb_par = NULL;
3088         struct rk_fb_par *ext_fb_par = NULL;
3089         struct rk_lcdc_driver *dev_drv = NULL;
3090         struct rk_lcdc_driver *ext_dev_drv = NULL;
3091         struct rk_lcdc_win *win = NULL;
3092         struct rk_lcdc_win *ext_win = NULL;
3093         int win_id = 0, ext_win_id = 0;
3094
3095         if (rk_fb->disp_mode != DUAL || info == ext_info)
3096                 return 0;
3097         if (unlikely(!info) || unlikely(!ext_info))
3098                 return -1;
3099
3100         fb_par = (struct rk_fb_par *)info->par;
3101         ext_fb_par = (struct rk_fb_par *)ext_info->par;
3102         dev_drv = fb_par->lcdc_drv;
3103         ext_dev_drv = ext_fb_par->lcdc_drv;
3104         if (unlikely(!dev_drv) || unlikely(!ext_dev_drv))
3105                 return -1;
3106
3107         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3108         win = dev_drv->win[win_id];
3109         ext_win_id = ext_dev_drv->ops->fb_get_win_id(ext_dev_drv,
3110                                                      ext_info->fix.id);
3111         ext_win = ext_dev_drv->win[ext_win_id];
3112
3113         rk_fb_update_ext_win(ext_dev_drv, dev_drv, ext_win, win);
3114         if (update_buffer) {
3115                 rk_fb_set_ext_win_buffer(ext_win, win, ext_dev_drv->rotate_mode,
3116                                          ext_dev_drv->iommu_enabled);
3117
3118                 /* update extend info display address */
3119                 ext_info->fix.smem_start = ext_win->area[0].smem_start;
3120                 ext_info->fix.mmio_start = ext_win->area[0].cbr_start;
3121
3122                 if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
3123                         rk_fb_rotate(ext_info, info);
3124         }
3125
3126         /* update extend info */
3127         ext_info->var.xres = ext_win->area[0].xact;
3128         ext_info->var.yres = ext_win->area[0].yact;
3129         ext_info->var.xres_virtual = ext_win->area[0].xvir;
3130         ext_info->var.yres_virtual = ext_win->area[0].yvir;
3131
3132         /* config same data format */
3133         ext_info->var.nonstd &= 0xffffff00;
3134         ext_info->var.nonstd |= (info->var.nonstd & 0xff);
3135
3136         ext_info->var.nonstd &= 0xff;
3137         ext_info->var.nonstd |=
3138                 (ext_win->area[0].xpos << 8) + (ext_win->area[0].ypos << 20);
3139
3140         ext_info->var.grayscale &= 0xff;
3141         ext_info->var.grayscale |=
3142                 (ext_win->area[0].xsize << 8) + (ext_win->area[0].ysize << 20);
3143
3144         return 0;
3145 }
3146
3147 static int rk_fb_set_par(struct fb_info *info)
3148 {
3149         struct fb_var_screeninfo *var = &info->var;
3150         struct fb_fix_screeninfo *fix = &info->fix;
3151         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3152         struct rk_fb_par *extend_fb_par = NULL;
3153         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3154         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
3155         int fb_id, extend_win_id = 0;
3156         struct fb_info *extend_info = NULL;
3157         struct rk_lcdc_driver *extend_dev_drv = NULL;
3158         struct rk_lcdc_win *extend_win = NULL;
3159         struct rk_lcdc_win *win = NULL;
3160         struct rk_screen *screen = dev_drv->cur_screen;
3161         int win_id = 0;
3162         u32 cblen = 0, crlen = 0;
3163         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
3164         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
3165         u32 yoffset = var->yoffset;
3166         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
3167         u16 ypos = (var->nonstd >> 20) & 0xfff;
3168         u32 xvir = var->xres_virtual;
3169         u32 yvir = var->yres_virtual;
3170         u8 data_format = var->nonstd & 0xff;
3171         u8 fb_data_fmt;
3172         u8 pixel_width;
3173         u32 vir_width_bit;
3174         u32 stride, uv_stride;
3175         u32 stride_32bit_1;
3176         u32 stride_32bit_2;
3177         u16 uv_x_off, uv_y_off, uv_y_act;
3178         u8 is_pic_yuv = 0;
3179
3180         var->pixclock = dev_drv->pixclock;
3181         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3182         if (win_id < 0)
3183                 return -ENODEV;
3184         else
3185                 win = dev_drv->win[win_id];
3186
3187         if (rk_fb->disp_mode == DUAL) {
3188                 fb_id = get_extend_fb_id(info);
3189                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
3190                 extend_fb_par = (struct rk_fb_par *)extend_info->par;
3191                 extend_dev_drv = extend_fb_par->lcdc_drv;
3192                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
3193                                                             extend_info->fix.id);
3194                 extend_win = extend_dev_drv->win[extend_win_id];
3195         }
3196
3197         /* if the application has specific the horizontal and vertical display size */
3198         if (var->grayscale >> 8) {
3199                 xsize = (var->grayscale >> 8) & 0xfff;
3200                 ysize = (var->grayscale >> 20) & 0xfff;
3201                 if (xsize > screen->mode.xres)
3202                         xsize = screen->mode.xres;
3203                 if (ysize > screen->mode.yres)
3204                         ysize = screen->mode.yres;
3205         } else {                /*ohterwise  full  screen display */
3206                 xsize = screen->mode.xres;
3207                 ysize = screen->mode.yres;
3208         }
3209
3210         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
3211         pixel_width = rk_fb_pixel_width(fb_data_fmt);
3212         vir_width_bit = pixel_width * xvir;
3213         /* pixel_width = byte_num * 8 */
3214         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
3215         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
3216
3217         switch (fb_data_fmt) {
3218         case YUV422:
3219         case YUV422_A:
3220                 is_pic_yuv = 1;
3221                 stride = stride_32bit_1;
3222                 uv_stride = stride_32bit_1 >> 1;
3223                 uv_x_off = xoffset >> 1;
3224                 uv_y_off = yoffset;
3225                 fix->line_length = stride;
3226                 cblen = crlen = (xvir * yvir) >> 1;
3227                 uv_y_act = win->area[0].yact >> 1;
3228                 break;
3229         case YUV420:            /* 420sp */
3230         case YUV420_A:
3231                 is_pic_yuv = 1;
3232                 stride = stride_32bit_1;
3233                 uv_stride = stride_32bit_1;
3234                 uv_x_off = xoffset;
3235                 uv_y_off = yoffset >> 1;
3236                 fix->line_length = stride;
3237                 cblen = crlen = (xvir * yvir) >> 2;
3238                 uv_y_act = win->area[0].yact >> 1;
3239                 break;
3240         case YUV444:
3241         case YUV444_A:
3242                 is_pic_yuv = 1;
3243                 stride = stride_32bit_1;
3244                 uv_stride = stride_32bit_2;
3245                 uv_x_off = xoffset * 2;
3246                 uv_y_off = yoffset;
3247                 fix->line_length = stride << 2;
3248                 cblen = crlen = (xvir * yvir);
3249                 uv_y_act = win->area[0].yact;
3250                 break;
3251         default:
3252                 stride = stride_32bit_1;        /* default rgb */
3253                 fix->line_length = stride;
3254                 break;
3255         }
3256
3257         /* x y mirror ,jump line */
3258         if (screen->y_mirror == 1) {
3259                 if (screen->interlace == 1) {
3260                         win->area[0].y_offset = yoffset * stride * 2 +
3261                             ((win->area[0].yact - 1) * 2 + 1) * stride +
3262                             xoffset * pixel_width / 8;
3263                 } else {
3264                         win->area[0].y_offset = yoffset * stride +
3265                             (win->area[0].yact - 1) * stride +
3266                             xoffset * pixel_width / 8;
3267                 }
3268         } else {
3269                 if (screen->interlace == 1) {
3270                         win->area[0].y_offset =
3271                             yoffset * stride * 2 + xoffset * pixel_width / 8;
3272                 } else {
3273                         win->area[0].y_offset =
3274                             yoffset * stride + xoffset * pixel_width / 8;
3275                 }
3276         }
3277         if (is_pic_yuv == 1) {
3278                 if (screen->y_mirror == 1) {
3279                         if (screen->interlace == 1) {
3280                                 win->area[0].c_offset =
3281                                     uv_y_off * uv_stride * 2 +
3282                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
3283                                     uv_x_off * pixel_width / 8;
3284                         } else {
3285                                 win->area[0].c_offset = uv_y_off * uv_stride +
3286                                     (uv_y_act - 1) * uv_stride +
3287                                     uv_x_off * pixel_width / 8;
3288                         }
3289                 } else {
3290                         if (screen->interlace == 1) {
3291                                 win->area[0].c_offset =
3292                                     uv_y_off * uv_stride * 2 +
3293                                     uv_x_off * pixel_width / 8;
3294                         } else {
3295                                 win->area[0].c_offset =
3296                                     uv_y_off * uv_stride +
3297                                     uv_x_off * pixel_width / 8;
3298                         }
3299                 }
3300         }
3301
3302         win->area[0].format = fb_data_fmt;
3303         win->area[0].y_vir_stride = stride >> 2;
3304         win->area[0].uv_vir_stride = uv_stride >> 2;
3305         win->area[0].xpos = xpos;
3306         win->area[0].ypos = ypos;
3307         win->area[0].xsize = xsize;
3308         win->area[0].ysize = ysize;
3309         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
3310         win->area[0].yact = var->yres;
3311         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
3312         win->area[0].yvir = var->yres_virtual;
3313         win->area[0].xoff = xoffset;
3314         win->area[0].yoff = yoffset;
3315
3316         win->area_num = 1;
3317         win->alpha_mode = 4;    /* AB_SRC_OVER; */
3318         win->alpha_en = ((win->area[0].format == ARGB888) ||
3319                          (win->area[0].format == ABGR888)) ? 1 : 0;
3320         win->g_alpha_val = 0;
3321
3322         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
3323             (win->area[0].format == YUV420 || win->area[0].format == YUV420_A))
3324             win->state = 1;
3325         if (rk_fb->disp_mode == DUAL) {
3326                 if (extend_win->state && hdmi_switch_complete) {
3327                         if (info != extend_info) {
3328                                 rk_fb_update_ext_win(extend_dev_drv, dev_drv,
3329                                                      extend_win, win);
3330                                 extend_dev_drv->ops->set_par(extend_dev_drv,
3331                                                              extend_win_id);
3332                         }
3333                 }
3334         }
3335         dev_drv->ops->set_par(dev_drv, win_id);
3336
3337         return 0;
3338 }
3339
3340 static inline unsigned int chan_to_field(unsigned int chan,
3341                                          struct fb_bitfield *bf)
3342 {
3343         chan &= 0xffff;
3344         chan >>= 16 - bf->length;
3345         return chan << bf->offset;
3346 }
3347
3348 static int fb_setcolreg(unsigned regno,
3349                         unsigned red, unsigned green, unsigned blue,
3350                         unsigned transp, struct fb_info *info)
3351 {
3352         unsigned int val;
3353
3354         switch (info->fix.visual) {
3355         case FB_VISUAL_TRUECOLOR:
3356                 /* true-colour, use pseudo-palette */
3357                 if (regno < 16) {
3358                         u32 *pal = info->pseudo_palette;
3359                         val = chan_to_field(red, &info->var.red);
3360                         val |= chan_to_field(green, &info->var.green);
3361                         val |= chan_to_field(blue, &info->var.blue);
3362                         pal[regno] = val;
3363                 }
3364                 break;
3365         default:
3366                 return -1;      /* unknown type */
3367         }
3368
3369         return 0;
3370 }
3371
3372 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3373 {
3374         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3375         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3376         struct ion_handle *handle = fb_par->ion_hdl;
3377         struct dma_buf *dma_buf = NULL;
3378
3379         if (IS_ERR_OR_NULL(handle)) {
3380                 dev_err(info->dev, "failed to get ion handle:%ld\n",
3381                         PTR_ERR(handle));
3382                 return -ENOMEM;
3383         }
3384         dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3385         if (IS_ERR_OR_NULL(dma_buf)) {
3386                 printk("get ion share dma buf failed\n");
3387                 return -ENOMEM;
3388         }
3389
3390         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3391
3392         return dma_buf_mmap(dma_buf, vma, 0);
3393 }
3394
3395 static struct fb_ops fb_ops = {
3396         .owner = THIS_MODULE,
3397         .fb_open = rk_fb_open,
3398         .fb_release = rk_fb_close,
3399         .fb_check_var = rk_fb_check_var,
3400         .fb_set_par = rk_fb_set_par,
3401         .fb_blank = rk_fb_blank,
3402         .fb_ioctl = rk_fb_ioctl,
3403         .fb_pan_display = rk_fb_pan_display,
3404         .fb_read = rk_fb_read,
3405         .fb_write = rk_fb_write,
3406         .fb_setcolreg = fb_setcolreg,
3407         .fb_fillrect = cfb_fillrect,
3408         .fb_copyarea = cfb_copyarea,
3409         .fb_imageblit = cfb_imageblit,
3410 };
3411
3412 static struct fb_var_screeninfo def_var = {
3413 #if defined(CONFIG_LOGO_LINUX_BMP)
3414         .red = {16, 8, 0},
3415         .green = {8, 8, 0},
3416         .blue = {0, 8, 0},
3417         .transp = {0, 0, 0},
3418         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3419 #else
3420         .red = {11, 5, 0},
3421         .green = {5, 6, 0},
3422         .blue = {0, 5, 0},
3423         .transp = {0, 0, 0},
3424         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3425 #endif
3426         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3427         .activate = FB_ACTIVATE_NOW,
3428         .accel_flags = 0,
3429         .vmode = FB_VMODE_NONINTERLACED,
3430 };
3431
3432 static struct fb_fix_screeninfo def_fix = {
3433         .type = FB_TYPE_PACKED_PIXELS,
3434         .type_aux = 0,
3435         .xpanstep = 1,
3436         .ypanstep = 1,
3437         .ywrapstep = 0,
3438         .accel = FB_ACCEL_NONE,
3439         .visual = FB_VISUAL_TRUECOLOR,
3440
3441 };
3442
3443 static int rk_fb_wait_for_vsync_thread(void *data)
3444 {
3445         struct rk_lcdc_driver *dev_drv = data;
3446         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3447         struct fb_info *fbi = rk_fb->fb[0];
3448
3449         while (!kthread_should_stop()) {
3450                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3451                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3452                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3453                                 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3454
3455                 if (!ret)
3456                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3457         }
3458
3459         return 0;
3460 }
3461
3462 static ssize_t rk_fb_vsync_show(struct device *dev,
3463                                 struct device_attribute *attr, char *buf)
3464 {
3465         struct fb_info *fbi = dev_get_drvdata(dev);
3466         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3467         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3468         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3469                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3470 }
3471
3472 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3473
3474 /*
3475  * this two function is for other module that in the kernel which
3476  * need show image directly through fb
3477  * fb_id:we have 4 fb here,default we use fb0 for ui display
3478  */
3479 struct fb_info *rk_get_fb(int fb_id)
3480 {
3481         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3482         struct fb_info *fb = inf->fb[fb_id];
3483         return fb;
3484 }
3485 EXPORT_SYMBOL(rk_get_fb);
3486
3487 void rk_direct_fb_show(struct fb_info *fbi)
3488 {
3489         rk_fb_set_par(fbi);
3490         rk_fb_pan_display(&fbi->var, fbi);
3491 }
3492 EXPORT_SYMBOL(rk_direct_fb_show);
3493
3494 int rk_fb_dpi_open(bool open)
3495 {
3496         struct rk_lcdc_driver *dev_drv = NULL;
3497         dev_drv = rk_get_prmry_lcdc_drv();
3498
3499         if (dev_drv->ops->dpi_open)
3500                 dev_drv->ops->dpi_open(dev_drv, open);
3501         return 0;
3502 }
3503
3504 int rk_fb_dpi_win_sel(int win_id)
3505 {
3506         struct rk_lcdc_driver *dev_drv = NULL;
3507         dev_drv = rk_get_prmry_lcdc_drv();
3508
3509         if (dev_drv->ops->dpi_win_sel)
3510                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3511         return 0;
3512 }
3513
3514 int rk_fb_dpi_status(void)
3515 {
3516         int ret = 0;
3517         struct rk_lcdc_driver *dev_drv = NULL;
3518
3519         dev_drv = rk_get_prmry_lcdc_drv();
3520         if (dev_drv->ops->dpi_status)
3521                 ret = dev_drv->ops->dpi_status(dev_drv);
3522
3523         return ret;
3524 }
3525
3526 /*
3527  * function: this function will be called by display device, enable/disable lcdc
3528  * @screen: screen timing to be set to lcdc
3529  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3530  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3531  */
3532 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3533 {
3534         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3535         struct fb_info *info = NULL;
3536         struct fb_info *pmy_info = NULL;
3537         struct rk_fb_par *fb_par = NULL;
3538         struct rk_fb_par *pmy_fb_par = NULL;
3539         struct rk_lcdc_driver *dev_drv = NULL;
3540         char name[6] = {0};
3541         int i, win_id, load_screen = 0;
3542
3543         if (unlikely(!rk_fb) || unlikely(!screen))
3544                 return -ENODEV;
3545
3546         hdmi_switch_complete = 0;
3547         /* get lcdc driver */
3548         sprintf(name, "lcdc%d", lcdc_id);
3549         if (rk_fb->disp_mode != DUAL)
3550                 dev_drv = rk_fb->lcdc_dev_drv[0];
3551         else
3552                 dev_drv = rk_get_lcdc_drv(name);
3553
3554         if (dev_drv == NULL) {
3555                 printk(KERN_ERR "%s driver not found!", name);
3556                 return -ENODEV;
3557         }
3558         if (screen->type == SCREEN_HDMI)
3559                 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3560                         dev_drv->id);
3561         else if (screen->type == SCREEN_TVOUT ||
3562                      screen->type == SCREEN_TVOUT_TEST )
3563                 printk("cvbs %s lcdc%d\n", enable ? "connect to" : "remove from",
3564                         dev_drv->id);
3565         if (enable == 2 /*&& dev_drv->enable*/)
3566                 return 0;
3567
3568         if (rk_fb->disp_mode == ONE_DUAL) {
3569                 if (dev_drv->ops->dsp_black)
3570                         dev_drv->ops->dsp_black(dev_drv, 1);
3571                 if (dev_drv->ops->set_screen_scaler)
3572                         dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 0);
3573         }
3574
3575         if (!enable) {
3576                 /* if screen type is different, we do not disable lcdc. */
3577                 if (dev_drv->cur_screen->type != screen->type)
3578                         return 0;
3579
3580                 /* if used one lcdc to dual disp, no need to close win */
3581                 if (rk_fb->disp_mode == ONE_DUAL) {
3582                         dev_drv->cur_screen = dev_drv->screen0;
3583                         dev_drv->ops->load_screen(dev_drv, 1);
3584
3585                         /* force modify dsp size */
3586                         info = rk_fb->fb[dev_drv->fb_index_base];
3587                         info->var.grayscale &= 0xff;
3588                         info->var.grayscale |=
3589                                 (dev_drv->cur_screen->mode.xres << 8) +
3590                                 (dev_drv->cur_screen->mode.yres << 20);
3591                         mutex_lock(&dev_drv->win_config);
3592                         info->fbops->fb_set_par(info);
3593                         info->fbops->fb_pan_display(&info->var, info);
3594                         mutex_unlock(&dev_drv->win_config);
3595
3596                         if (dev_drv->ops->dsp_black)
3597                                 dev_drv->ops->dsp_black(dev_drv, 0);
3598                 } else if (rk_fb->num_lcdc > 1) {
3599                         /* If there is more than one lcdc device, we disable
3600                            the layer which attached to this device */
3601                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3602                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3603                                         dev_drv->ops->open(dev_drv, i, 0);
3604                         }
3605                 }
3606
3607                 hdmi_switch_complete = 0;
3608                 return 0;
3609         } else {
3610                 if (dev_drv->screen1)
3611                         dev_drv->cur_screen = dev_drv->screen1;
3612                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3613                 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3614                 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3615                 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3616                 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3617         }
3618         if ((!dev_drv->uboot_logo) ||
3619             (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3620                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3621                         info = rk_fb->fb[dev_drv->fb_index_base + i];
3622                         fb_par = (struct rk_fb_par *)info->par;
3623                         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3624                         if (dev_drv->win[win_id]) {
3625                                 if (rk_fb->disp_mode == DUAL) {
3626                                         pmy_info = rk_fb->fb[i];
3627                                         if (pmy_info != info) {
3628                                                 pmy_fb_par =
3629                                                         (struct rk_fb_par *)pmy_info->par;
3630                                                 fb_par->state = pmy_fb_par->state;
3631                                         }
3632                                 }
3633                                 if (fb_par->state) {
3634                                         if (!dev_drv->win[win_id]->state)
3635                                                 dev_drv->ops->open(dev_drv, win_id, 1);
3636                                         if (!load_screen) {
3637                                                 dev_drv->ops->load_screen(dev_drv, 1);
3638                                                 load_screen = 1;
3639                                         }
3640                                         info->var.activate |= FB_ACTIVATE_FORCE;
3641                                         if (rk_fb->disp_mode == DUAL) {
3642                                                 rk_fb_update_ext_info(info, pmy_info, 1);
3643                                         } else if (rk_fb->disp_mode == ONE_DUAL) {
3644                                                 info->var.grayscale &= 0xff;
3645                                                 info->var.grayscale |=
3646                                                         (dev_drv->cur_screen->xsize << 8) +
3647                                                         (dev_drv->cur_screen->ysize << 20);
3648                                         }
3649
3650                                         mutex_lock(&dev_drv->win_config);
3651                                         info->fbops->fb_set_par(info);
3652                                         info->fbops->fb_pan_display(&info->var, info);
3653                                         mutex_unlock(&dev_drv->win_config);
3654                                 }
3655                         }
3656                 }
3657         }else {
3658                 dev_drv->uboot_logo = 0;
3659         }
3660         hdmi_switch_complete = 1;
3661         if (rk_fb->disp_mode == ONE_DUAL) {
3662                 if (dev_drv->ops->set_screen_scaler)
3663                         dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
3664                 if (dev_drv->ops->dsp_black)
3665                         dev_drv->ops->dsp_black(dev_drv, 0);
3666         }
3667         return 0;
3668 }
3669
3670 /*
3671  * function:this function current only called by hdmi for
3672  *      scale the display
3673  * scale_x: scale rate of x resolution
3674  * scale_y: scale rate of y resolution
3675  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3676  */
3677 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3678 {
3679         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3680         struct fb_info *info = NULL;
3681         struct fb_info *pmy_info = NULL;
3682         struct fb_var_screeninfo *var = NULL;
3683         struct rk_lcdc_driver *dev_drv = NULL;
3684         u16 screen_x, screen_y;
3685         u16 xpos, ypos;
3686         char name[6];
3687         struct rk_screen primary_screen;
3688         rk_fb_get_prmry_screen(&primary_screen);
3689         if (primary_screen.type == SCREEN_HDMI) {
3690                 return 0;
3691         }
3692
3693         sprintf(name, "lcdc%d", lcdc_id);
3694
3695         if (inf->disp_mode == DUAL) {
3696                 dev_drv = rk_get_lcdc_drv(name);
3697                 if (dev_drv == NULL) {
3698                         printk(KERN_ERR "%s driver not found!", name);
3699                         return -ENODEV;
3700                 }
3701         } else {
3702                 dev_drv = inf->lcdc_dev_drv[0];
3703         }
3704
3705         if (inf->num_lcdc == 1) {
3706                 info = inf->fb[0];
3707         } else if (inf->num_lcdc == 2) {
3708                 info = inf->fb[dev_drv->lcdc_win_num];
3709                 pmy_info = inf->fb[0];
3710         }
3711
3712         var = &info->var;
3713         screen_x = dev_drv->cur_screen->mode.xres;
3714         screen_y = dev_drv->cur_screen->mode.yres;
3715
3716         if (inf->disp_mode != DUAL && dev_drv->screen1) {
3717                 dev_drv->cur_screen->xpos =
3718                     (screen_x - screen_x * scale_x / 100) >> 1;
3719                 dev_drv->cur_screen->ypos =
3720                     (screen_y - screen_y * scale_y / 100) >> 1;
3721                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3722                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3723         } else {
3724                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3725                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3726                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3727                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3728                 if (inf->disp_mode == DUAL) {
3729                         rk_fb_update_ext_info(info, pmy_info, 0);
3730                 } else {
3731                         var->nonstd &= 0xff;
3732                         var->nonstd |= (xpos << 8) + (ypos << 20);
3733                         var->grayscale &= 0xff;
3734                         var->grayscale |=
3735                                 (dev_drv->cur_screen->xsize << 8) +
3736                                 (dev_drv->cur_screen->ysize << 20);
3737                 }
3738         }
3739
3740         mutex_lock(&dev_drv->win_config);
3741         info->fbops->fb_set_par(info);
3742         dev_drv->ops->cfg_done(dev_drv);
3743         mutex_unlock(&dev_drv->win_config);
3744
3745         return 0;
3746 }
3747
3748 #if defined(CONFIG_ION_ROCKCHIP)
3749 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3750                                      struct rk_lcdc_win *win,
3751                                      unsigned long fb_mem_size)
3752 {
3753         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3754         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3755         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3756         struct ion_handle *handle;
3757         ion_phys_addr_t phy_addr;
3758         size_t len;
3759         int ret = 0;
3760
3761         if (dev_drv->iommu_enabled)
3762                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3763                                    ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3764         else
3765                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3766                                    ION_HEAP(ION_CMA_HEAP_ID), 0);
3767         if (IS_ERR(handle)) {
3768                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3769                         PTR_ERR(handle));
3770                 return -ENOMEM;
3771         }
3772
3773         fb_par->ion_hdl = handle;
3774         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3775         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3776                 printk("ion_share_dma_buf() failed\n");
3777                 goto err_share_dma_buf;
3778         }
3779         win->area[0].ion_hdl = handle;
3780         if (dev_drv->prop == PRMRY)
3781                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3782 #ifdef CONFIG_ROCKCHIP_IOMMU
3783         if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3784                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3785                                         (unsigned long *)&phy_addr,
3786                                         (unsigned long *)&len);
3787         else
3788                 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3789 #else
3790         ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3791 #endif
3792         if (ret < 0) {
3793                 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3794                 goto err_share_dma_buf;
3795         }
3796         fbi->fix.smem_start = phy_addr;
3797         fbi->fix.smem_len = len;
3798         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3799         return 0;
3800
3801 err_share_dma_buf:
3802         ion_free(rk_fb->ion_client, handle);
3803         return -ENOMEM;
3804 }
3805 #endif
3806
3807 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
3808 {
3809         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3810         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3811         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3812         struct rk_lcdc_win *win = NULL;
3813         int win_id;
3814         int ret = 0;
3815         unsigned long fb_mem_size;
3816 #if !defined(CONFIG_ION_ROCKCHIP)
3817         dma_addr_t fb_mem_phys;
3818         void *fb_mem_virt;
3819 #endif
3820
3821         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3822         if (win_id < 0)
3823                 return -ENODEV;
3824         else
3825                 win = dev_drv->win[win_id];
3826
3827         if (!strcmp(fbi->fix.id, "fb0")) {
3828                 fb_mem_size = get_fb_size();
3829 #if defined(CONFIG_ION_ROCKCHIP)
3830                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3831                         return -ENOMEM;
3832 #else
3833                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3834                                                      &fb_mem_phys, GFP_KERNEL);
3835                 if (!fb_mem_virt) {
3836                         pr_err("%s: Failed to allocate framebuffer\n",
3837                                __func__);
3838                         return -ENOMEM;
3839                 }
3840                 fbi->fix.smem_len = fb_mem_size;
3841                 fbi->fix.smem_start = fb_mem_phys;
3842                 fbi->screen_base = fb_mem_virt;
3843 #endif
3844                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3845                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3846                        fbi->fix.smem_start, fbi->screen_base,
3847                        fbi->fix.smem_len);
3848         } else {
3849                 if (dev_drv->rotate_mode > X_Y_MIRROR) {
3850                         fb_mem_size = get_rotate_fb_size();
3851 #if defined(CONFIG_ION_ROCKCHIP)
3852                         if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3853                                 return -ENOMEM;
3854 #else
3855                         fb_mem_virt =
3856                                 dma_alloc_writecombine(fbi->dev,
3857                                                        fb_mem_size,
3858                                                        &fb_mem_phys,
3859                                                        GFP_KERNEL);
3860                         if (!fb_mem_virt) {
3861                                 pr_err("%s: Failed to allocate framebuffer\n",
3862                                         __func__);
3863                                 return -ENOMEM;
3864                         }
3865                         fbi->fix.smem_len = fb_mem_size;
3866                         fbi->fix.smem_start = fb_mem_phys;
3867                         fbi->screen_base = fb_mem_virt;
3868 #endif
3869                 } else {
3870                         fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3871                         fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3872                         fbi->screen_base = rk_fb->fb[0]->screen_base;
3873                 }
3874
3875                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3876                        fbi->fix.smem_start, fbi->screen_base,
3877                        fbi->fix.smem_len);
3878         }
3879
3880         fbi->screen_size = fbi->fix.smem_len;
3881         fb_par->fb_phy_base = fbi->fix.smem_start;
3882         fb_par->fb_virt_base = fbi->screen_base;
3883         fb_par->fb_size = fbi->fix.smem_len;
3884
3885         return ret;
3886 }
3887
3888 #if 0
3889 static int rk_release_fb_buffer(struct fb_info *fbi)
3890 {
3891         /* buffer for fb1 and fb3 are alloc by android */
3892         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3893                 return 0;
3894         iounmap(fbi->screen_base);
3895         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3896         return 0;
3897 }
3898 #endif
3899
3900 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3901                          struct rk_lcdc_win *def_win)
3902 {
3903         int i;
3904         int lcdc_win_num = dev_drv->lcdc_win_num;
3905
3906         for (i = 0; i < lcdc_win_num; i++) {
3907                 struct rk_lcdc_win *win = NULL;
3908                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3909                 if (!win) {
3910                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
3911                         return -ENOMEM;
3912                 }
3913
3914                 strcpy(win->name, def_win[i].name);
3915                 win->id = def_win[i].id;
3916                 win->support_3d = def_win[i].support_3d;
3917                 dev_drv->win[i] = win;
3918         }
3919
3920         return 0;
3921 }
3922
3923 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3924                                    struct rk_lcdc_win *def_win, int index)
3925 {
3926         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3927         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3928                                                 sizeof(struct rk_screen),
3929                                                 GFP_KERNEL);
3930
3931         if (!screen) {
3932                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3933                         dev_drv->id);
3934                 return -ENOMEM;
3935         }
3936
3937         screen->screen_id = 0;
3938         screen->lcdc_id = dev_drv->id;
3939         screen->overscan.left = 100;
3940         screen->overscan.top = 100;
3941         screen->overscan.right = 100;
3942         screen->overscan.bottom = 100;
3943
3944         screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3945         screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3946
3947         dev_drv->screen0 = screen;
3948         dev_drv->cur_screen = screen;
3949         /* devie use one lcdc + rk61x scaler for dual display */
3950         if (rk_fb->disp_mode == ONE_DUAL) {
3951                 struct rk_screen *screen1 =
3952                                 devm_kzalloc(dev_drv->dev,
3953                                              sizeof(struct rk_screen),
3954                                              GFP_KERNEL);
3955                 if (!screen1) {
3956                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3957                                 dev_drv->id);
3958                         return -ENOMEM;
3959                 }
3960                 screen1->screen_id = 1;
3961                 screen1->lcdc_id = 1;
3962                 dev_drv->screen1 = screen1;
3963         }
3964         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3965         init_lcdc_win(dev_drv, def_win);
3966         init_completion(&dev_drv->frame_done);
3967         spin_lock_init(&dev_drv->cpl_lock);
3968         mutex_init(&dev_drv->fb_win_id_mutex);
3969         mutex_init(&dev_drv->win_config);
3970         mutex_init(&dev_drv->front_lock);
3971         dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
3972         dev_drv->first_frame = 1;
3973         dev_drv->overscan.left = 100;
3974         dev_drv->overscan.top = 100;
3975         dev_drv->overscan.right = 100;
3976         dev_drv->overscan.bottom = 100;
3977         rk_disp_pwr_ctr_parse_dt(dev_drv);
3978         if (dev_drv->prop == PRMRY) {
3979                 if (dev_drv->ops->set_dsp_cabc)
3980                         dev_drv->ops->set_dsp_cabc(dev_drv, dev_drv->cabc_mode);
3981                 rk_fb_set_prmry_screen(screen);
3982                 rk_fb_get_prmry_screen(screen);
3983         }
3984         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3985         if (dev_drv->prop != PRMRY)
3986                 rk_fb_get_prmry_screen(screen);
3987         dev_drv->output_color = screen->color_mode;
3988
3989         return 0;
3990 }
3991
3992 #ifdef CONFIG_LOGO_LINUX_BMP
3993 static struct linux_logo *bmp_logo;
3994 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3995 {
3996         bmp_logo = fb_find_logo(24);
3997         if (bmp_logo == NULL) {
3998                 printk(KERN_INFO "%s error\n", __func__);
3999                 return 0;
4000         }
4001         return 1;
4002 }
4003
4004 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
4005 {
4006         unsigned char *src = bmp_logo->data;
4007         unsigned char *dst = info->screen_base;
4008         int i;
4009         unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
4010         unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
4011
4012         for (i = 0; i < Needheight; i++)
4013                 memcpy(dst + info->var.xres * i * 4,
4014                        src + bmp_logo->width * i * 4, Needwidth * 4);
4015 }
4016 #endif
4017
4018 /*
4019  * check if the primary lcdc has registerd,
4020  * the primary lcdc mas register first
4021  */
4022 bool is_prmry_rk_lcdc_registered(void)
4023 {
4024         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4025
4026         if (rk_fb->lcdc_dev_drv[0])
4027                 return true;
4028         else
4029                 return false;
4030 }
4031
4032 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
4033                    struct rk_lcdc_win *win, int id)
4034 {
4035         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4036         struct fb_info *fbi;
4037         struct rk_fb_par *fb_par = NULL;
4038         int i = 0, ret = 0, index = 0;
4039
4040         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
4041                 return -ENXIO;
4042
4043         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
4044                 if (!rk_fb->lcdc_dev_drv[i]) {
4045                         rk_fb->lcdc_dev_drv[i] = dev_drv;
4046                         rk_fb->lcdc_dev_drv[i]->id = id;
4047                         rk_fb->num_lcdc++;
4048                         break;
4049                 }
4050         }
4051
4052         index = i;
4053         init_lcdc_device_driver(rk_fb, win, index);
4054         dev_drv->fb_index_base = rk_fb->num_fb;
4055         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
4056                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
4057                 if (!fbi) {
4058                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
4059                         ret = -ENOMEM;
4060                 }
4061                 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
4062                                       GFP_KERNEL);
4063                 if (!fb_par) {
4064                         dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
4065                                 rk_fb->num_fb);
4066                         return -ENOMEM;
4067                 }
4068                 fb_par->id = rk_fb->num_fb;
4069                 fb_par->lcdc_drv = dev_drv;
4070                 fbi->par = (void *)fb_par;
4071                 fbi->var = def_var;
4072                 fbi->fix = def_fix;
4073                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
4074                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
4075                 fbi->var.grayscale |=
4076                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
4077 #if defined(CONFIG_LOGO_LINUX_BMP)
4078                 fbi->var.bits_per_pixel = 32;
4079 #else
4080                 fbi->var.bits_per_pixel = 16;
4081 #endif
4082                 fbi->fix.line_length =
4083                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
4084                 fbi->var.width = dev_drv->cur_screen->width;
4085                 fbi->var.height = dev_drv->cur_screen->height;
4086                 fbi->var.pixclock = dev_drv->pixclock;
4087                 if (dev_drv->iommu_enabled)
4088                         fb_ops.fb_mmap = rk_fb_mmap;
4089                 fbi->fbops = &fb_ops;
4090                 fbi->flags = FBINFO_FLAG_DEFAULT;
4091                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
4092                 ret = register_framebuffer(fbi);
4093                 if (ret < 0) {
4094                         dev_err(&fb_pdev->dev,
4095                                 "%s fb%d register_framebuffer fail!\n",
4096                                 __func__, rk_fb->num_fb);
4097                         return ret;
4098                 }
4099                 rkfb_create_sysfs(fbi);
4100                 rk_fb->fb[rk_fb->num_fb] = fbi;
4101                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
4102                          fbi->fix.id);
4103                 rk_fb->num_fb++;
4104
4105                 if (i == 0) {
4106                         init_waitqueue_head(&dev_drv->vsync_info.wait);
4107                         init_waitqueue_head(&dev_drv->update_regs_wait);
4108                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
4109                         if (ret)
4110                                 dev_err(fbi->dev,
4111                                         "failed to create vsync file\n");
4112                         dev_drv->vsync_info.thread =
4113                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
4114                                         "fb-vsync");
4115                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
4116                                 dev_err(fbi->dev,
4117                                         "failed to run vsync thread\n");
4118                                 dev_drv->vsync_info.thread = NULL;
4119                         }
4120                         dev_drv->vsync_info.active = 1;
4121
4122                         mutex_init(&dev_drv->output_lock);
4123
4124                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
4125                         mutex_init(&dev_drv->update_regs_list_lock);
4126                         init_kthread_worker(&dev_drv->update_regs_worker);
4127
4128                         dev_drv->update_regs_thread =
4129                             kthread_run(kthread_worker_fn,
4130                                         &dev_drv->update_regs_worker, "rk-fb");
4131                         if (IS_ERR(dev_drv->update_regs_thread)) {
4132                                 int err = PTR_ERR(dev_drv->update_regs_thread);
4133                                 dev_drv->update_regs_thread = NULL;
4134
4135                                 printk("failed to run update_regs thread\n");
4136                                 return err;
4137                         }
4138                         init_kthread_work(&dev_drv->update_regs_work,
4139                                           rk_fb_update_regs_handler);
4140
4141                         dev_drv->timeline =
4142                             sw_sync_timeline_create("fb-timeline");
4143                         dev_drv->timeline_max = 1;
4144                 }
4145         }
4146
4147         /* show logo for primary display device */
4148 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
4149         if (dev_drv->prop == PRMRY) {
4150                 u16 xact, yact;
4151                 int format;
4152                 u32 dsp_addr;
4153                 struct fb_info *main_fbi = rk_fb->fb[0];
4154                 main_fbi->fbops->fb_open(main_fbi, 1);
4155
4156 #if defined(CONFIG_ROCKCHIP_IOMMU)
4157                 if (dev_drv->iommu_enabled) {
4158                         if (dev_drv->mmu_dev)
4159                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4160                                                 rk_fb_sysmmu_fault_handler);
4161                 }
4162 #endif
4163
4164                 rk_fb_alloc_buffer(main_fbi, 0);        /* only alloc memory for main fb */
4165                 dev_drv->uboot_logo = support_uboot_display();
4166
4167                 if (dev_drv->uboot_logo &&
4168                     uboot_logo_offset && uboot_logo_base) {
4169                         int width, height, bits;
4170                         phys_addr_t start = uboot_logo_base + uboot_logo_offset;
4171                         unsigned int size = uboot_logo_size - uboot_logo_offset;
4172                         unsigned int nr_pages;
4173                         struct page **pages;
4174                         char *vaddr;
4175                         int i = 0;
4176
4177                         if (dev_drv->ops->get_dspbuf_info)
4178                                 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4179                                         &yact, &format, &dsp_addr);
4180                         nr_pages = size >> PAGE_SHIFT;
4181                         pages = kzalloc(sizeof(struct page) * nr_pages,
4182                                         GFP_KERNEL);
4183                         while (i < nr_pages) {
4184                                 pages[i] = phys_to_page(start);
4185                                 start += PAGE_SIZE;
4186                                 i++;
4187                         }
4188                         vaddr = vmap(pages, nr_pages, VM_MAP,
4189                                         pgprot_writecombine(PAGE_KERNEL));
4190                         if (!vaddr) {
4191                                 pr_err("failed to vmap phy addr %x\n",
4192                                         uboot_logo_base + uboot_logo_offset);
4193                                 return -1;
4194                         }
4195
4196                         if(bmpdecoder(vaddr, main_fbi->screen_base, &width,
4197                                       &height, &bits)) {
4198                                 kfree(pages);
4199                                 vunmap(vaddr);
4200                                 return 0;
4201                         }
4202                         kfree(pages);
4203                         vunmap(vaddr);
4204                         if (dev_drv->uboot_logo &&
4205                             (width != xact || height != yact)) {
4206                                 pr_err("can't support uboot kernel logo use different size [%dx%d] != [%dx%d]\n",
4207                                         xact, yact, width, height);
4208                                 return 0;
4209                         }
4210
4211                         if (dev_drv->ops->post_dspbuf) {
4212                                 dev_drv->ops->post_dspbuf(dev_drv,
4213                                         main_fbi->fix.smem_start,
4214                                         rk_fb_data_fmt(0, bits),
4215                                         width, height, width * bits >> 5);
4216                         }
4217                         if (dev_drv->iommu_enabled) {
4218                                 rk_fb_poll_wait_frame_complete();
4219                                 if (dev_drv->ops->mmu_en)
4220                                         dev_drv->ops->mmu_en(dev_drv);
4221                                 freed_index = 0;
4222                         }
4223
4224                         return 0;
4225                 } else if (dev_drv->uboot_logo && uboot_logo_base) {
4226                         phys_addr_t start = uboot_logo_base;
4227                         int logo_len, i=0;
4228                         unsigned int nr_pages;
4229                         struct page **pages;
4230                         char *vaddr;
4231
4232                         dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4233                                                       &yact, &format,
4234                                                       &start);
4235                         logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
4236                         if (logo_len > uboot_logo_size ||
4237                             logo_len > main_fbi->fix.smem_len) {
4238                                 pr_err("logo size > uboot reserve buffer size\n");
4239                                 return -1;
4240                         }
4241
4242                         nr_pages = uboot_logo_size >> PAGE_SHIFT;
4243                         pages = kzalloc(sizeof(struct page) * nr_pages,
4244                                         GFP_KERNEL);
4245                         while (i < nr_pages) {
4246                                 pages[i] = phys_to_page(start);
4247                                 start += PAGE_SIZE;
4248                                 i++;
4249                         }
4250                         vaddr = vmap(pages, nr_pages, VM_MAP,
4251                                         pgprot_writecombine(PAGE_KERNEL));
4252                         if (!vaddr) {
4253                                 pr_err("failed to vmap phy addr %x\n",
4254                                         uboot_logo_base);
4255                                 return -1;
4256                         }
4257
4258                         memcpy(main_fbi->screen_base, vaddr, logo_len);
4259
4260                         kfree(pages);
4261                         vunmap(vaddr);
4262
4263                         dev_drv->ops->post_dspbuf(dev_drv,
4264                                         main_fbi->fix.smem_start,
4265                                         format, xact, yact,
4266                                         xact * rk_fb_pixel_width(format) >> 5);
4267                         if (dev_drv->iommu_enabled) {
4268                                 rk_fb_poll_wait_frame_complete();
4269                                 if (dev_drv->ops->mmu_en)
4270                                         dev_drv->ops->mmu_en(dev_drv);
4271                                 freed_index = 0;
4272                         }
4273                         return 0;
4274                 }
4275 #if defined(CONFIG_LOGO)
4276                 main_fbi->fbops->fb_set_par(main_fbi);
4277 #if  defined(CONFIG_LOGO_LINUX_BMP)
4278                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
4279                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4280                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
4281                 }
4282 #else
4283                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
4284                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4285                         fb_show_logo(main_fbi, FB_ROTATE_UR);
4286                 }
4287 #endif
4288                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
4289 #endif
4290         } else {
4291                 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
4292                 int extend_fb_id = get_extend_fb_id(extend_fbi);
4293
4294                 rk_fb_alloc_buffer(extend_fbi, extend_fb_id);
4295         }
4296 #endif
4297         return 0;
4298 }
4299
4300 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
4301 {
4302         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
4303         struct fb_info *fbi;
4304         int fb_index_base = dev_drv->fb_index_base;
4305         int fb_num = dev_drv->lcdc_win_num;
4306         int i = 0;
4307
4308         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
4309                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
4310                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
4311         }
4312
4313         for (i = 0; i < fb_num; i++)
4314                 kfree(dev_drv->win[i]);
4315
4316         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4317                 fbi = fb_inf->fb[i];
4318                 unregister_framebuffer(fbi);
4319                 /* rk_release_fb_buffer(fbi); */
4320                 framebuffer_release(fbi);
4321         }
4322         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4323         fb_inf->num_lcdc--;
4324
4325         return 0;
4326 }
4327
4328 static int rk_fb_probe(struct platform_device *pdev)
4329 {
4330         struct rk_fb *rk_fb = NULL;
4331         struct device_node *np = pdev->dev.of_node;
4332         u32 mode;
4333
4334         if (!np) {
4335                 dev_err(&pdev->dev, "Missing device tree node.\n");
4336                 return -EINVAL;
4337         }
4338
4339         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4340         if (!rk_fb) {
4341                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4342                 return -ENOMEM;
4343         }
4344         platform_set_drvdata(pdev, rk_fb);
4345
4346         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4347                 rk_fb->disp_mode = mode;
4348
4349         } else {
4350                 dev_err(&pdev->dev, "no disp-mode node found!");
4351                 return -ENODEV;
4352         }
4353
4354         if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4355                 rk_fb->disp_policy = mode;
4356                 pr_info("fb disp policy is %s\n", rk_fb->disp_policy ? "box":"sdk");
4357         }
4358
4359         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4360                 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
4361
4362         dev_set_name(&pdev->dev, "rockchip-fb");
4363 #if defined(CONFIG_ION_ROCKCHIP)
4364         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4365         if (IS_ERR(rk_fb->ion_client)) {
4366                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4367                 return PTR_ERR(rk_fb->ion_client);
4368         } else {
4369                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4370         }
4371 #endif
4372
4373         fb_pdev = pdev;
4374         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4375         return 0;
4376 }
4377
4378 static int rk_fb_remove(struct platform_device *pdev)
4379 {
4380         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4381
4382         kfree(rk_fb);
4383         platform_set_drvdata(pdev, NULL);
4384         return 0;
4385 }
4386
4387 static void rk_fb_shutdown(struct platform_device *pdev)
4388 {
4389         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4390         int i;
4391
4392         for (i = 0; i < rk_fb->num_lcdc; i++) {
4393                 if (!rk_fb->lcdc_dev_drv[i])
4394                         continue;
4395         }
4396 }
4397
4398 static const struct of_device_id rkfb_dt_ids[] = {
4399         {.compatible = "rockchip,rk-fb",},
4400         {}
4401 };
4402
4403 static struct platform_driver rk_fb_driver = {
4404         .probe = rk_fb_probe,
4405         .remove = rk_fb_remove,
4406         .driver = {
4407                    .name = "rk-fb",
4408                    .owner = THIS_MODULE,
4409                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4410                    },
4411         .shutdown = rk_fb_shutdown,
4412 };
4413
4414 static int __init rk_fb_init(void)
4415 {
4416         return platform_driver_register(&rk_fb_driver);
4417 }
4418
4419 static void __exit rk_fb_exit(void)
4420 {
4421         platform_driver_unregister(&rk_fb_driver);
4422 }
4423
4424 fs_initcall(rk_fb_init);
4425 module_exit(rk_fb_exit);