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 <asm/div64.h>
  28 #include <linux/uaccess.h>
  29 #include <linux/rk_fb.h>
  30 #include <linux/linux_logo.h>
  31 #include <linux/dma-mapping.h>
  32
  33 #if defined(CONFIG_RK_HDMI)
  34 #include "hdmi/rk_hdmi.h"
  35 #endif
  36
  37 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
  38 #include "rga/rga.h"
  39 #endif
  40
  41 #ifdef CONFIG_OF
  42 #include <linux/of.h>
  43 #include <linux/of_gpio.h>
  44 #include <video/of_display_timing.h>
  45 #include <video/display_timing.h>
  46 #include <dt-bindings/rkfb/rk_fb.h>
  47 #endif
  48
  49 #if defined(CONFIG_ION_ROCKCHIP)
  50 #include <linux/rockchip_ion.h>
  51 #include <linux/rockchip/iovmm.h>
  52 #include <linux/rockchip/sysmmu.h>
  53 #include <linux/dma-buf.h>
  54 #include <linux/highmem.h>
  55 #endif
  56
  57 #define H_USE_FENCE 1
  58 static int hdmi_switch_complete;
  59 static struct platform_device *fb_pdev;
  60 struct list_head saved_list;
  61
  62 #if defined(CONFIG_FB_MIRRORING)
  63 int (*video_data_to_mirroring) (struct fb_info *info, u32 yuv_phy[2]);
  64 EXPORT_SYMBOL(video_data_to_mirroring);
  65 #endif
  66
  67 struct rk_fb_reg_win_data g_reg_win_data[4];
  68 static int g_last_win_num;
  69 static int g_first_buf = 1;
  70 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  71 static struct rk_fb_trsm_ops *trsm_edp_ops;
  72 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  73 static int uboot_logo_on;
  74 int support_uboot_display(void)
  75 {
  76         return uboot_logo_on;
  77 }
  78
  79 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  80 {
  81         switch (type) {
  82         case SCREEN_RGB:
  83         case SCREEN_LVDS:
  84         case SCREEN_DUAL_LVDS:
  85                 trsm_lvds_ops = ops;
  86                 break;
  87         case SCREEN_EDP:
  88                 trsm_edp_ops = ops;
  89                 break;
  90         case SCREEN_MIPI:
  91         case SCREEN_DUAL_MIPI:
  92                 trsm_mipi_ops = ops;
  93                 break;
  94         default:
  95                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
  96                        __func__, type);
  97                 break;
  98         }
  99         return 0;
 100 }
 101
 102 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
 103 {
 104         struct rk_fb_trsm_ops *ops;
 105         switch (type) {
 106         case SCREEN_RGB:
 107         case SCREEN_LVDS:
 108         case SCREEN_DUAL_LVDS:
 109                 ops = trsm_lvds_ops;
 110                 break;
 111         case SCREEN_EDP:
 112                 ops = trsm_edp_ops;
 113                 break;
 114         case SCREEN_MIPI:
 115         case SCREEN_DUAL_MIPI:
 116                 ops = trsm_mipi_ops;
 117                 break;
 118         default:
 119                 ops = NULL;
 120                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 121                        __func__, type);
 122                 break;
 123         }
 124         return ops;
 125 }
 126
 127 int rk_fb_pixel_width(int data_format)
 128 {
 129         int pixel_width;
 130         switch (data_format) {
 131         case XBGR888:
 132         case ABGR888:
 133         case ARGB888:
 134                 pixel_width = 4 * 8;
 135                 break;
 136         case RGB888:
 137                 pixel_width = 3 * 8;
 138                 break;
 139         case RGB565:
 140                 pixel_width = 2 * 8;
 141                 break;
 142         case YUV422:
 143         case YUV420:
 144         case YUV444:
 145                 pixel_width = 1 * 8;
 146                 break;
 147         case YUV422_A:
 148         case YUV420_A:
 149         case YUV444_A:
 150                 pixel_width = 8;
 151                 break;
 152         default:
 153                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 154                        __func__, data_format);
 155                 return -EINVAL;
 156         }
 157         return pixel_width;
 158 }
 159
 160 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
 161 {
 162         int fb_data_fmt;
 163         if (data_format) {
 164                 switch (data_format) {
 165                 case HAL_PIXEL_FORMAT_RGBX_8888:
 166                         fb_data_fmt = XBGR888;
 167                         break;
 168                 case HAL_PIXEL_FORMAT_RGBA_8888:
 169                         fb_data_fmt = ABGR888;
 170                         break;
 171                 case HAL_PIXEL_FORMAT_BGRA_8888:
 172                         fb_data_fmt = ARGB888;
 173                         break;
 174                 case HAL_PIXEL_FORMAT_RGB_888:
 175                         fb_data_fmt = RGB888;
 176                         break;
 177                 case HAL_PIXEL_FORMAT_RGB_565:
 178                         fb_data_fmt = RGB565;
 179                         break;
 180                 case HAL_PIXEL_FORMAT_YCbCr_422_SP:     /* yuv422 */
 181                         fb_data_fmt = YUV422;
 182                         break;
 183                 case HAL_PIXEL_FORMAT_YCrCb_NV12:       /* YUV420---uvuvuv */
 184                         fb_data_fmt = YUV420;
 185                         break;
 186                 case HAL_PIXEL_FORMAT_YCrCb_444:        /* yuv444 */
 187                         fb_data_fmt = YUV444;
 188                         break;
 189                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10:    /* yuv444 */
 190                         fb_data_fmt = YUV420_A;
 191                         break;
 192                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10:  /* yuv444 */
 193                         fb_data_fmt = YUV422_A;
 194                         break;
 195                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10:  /* yuv444 */
 196                         fb_data_fmt = YUV444_A;
 197                         break;
 198                 default:
 199                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 200                                __func__, data_format);
 201                         return -EINVAL;
 202                 }
 203         } else {
 204                 switch (bits_per_pixel) {
 205                 case 32:
 206                         fb_data_fmt = ARGB888;
 207                         break;
 208                 case 16:
 209                         fb_data_fmt = RGB565;
 210                         break;
 211                 default:
 212                         printk(KERN_WARNING
 213                                "%s:un supported bits_per_pixel:%d\n", __func__,
 214                                bits_per_pixel);
 215                         break;
 216                 }
 217         }
 218         return fb_data_fmt;
 219 }
 220
 221 /*
 222  * rk display power control parse from dts
 223  */
 224 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 225 {
 226         struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
 227                                                         "power_ctr");
 228         struct device_node *child;
 229         struct rk_disp_pwr_ctr_list *pwr_ctr;
 230         struct list_head *pos;
 231         enum of_gpio_flags flags;
 232         u32 val = 0;
 233         u32 debug = 0;
 234         int ret;
 235
 236         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 237         if (!root) {
 238                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
 239                         dev_drv->id);
 240                 return -ENODEV;
 241         }
 242
 243         for_each_child_of_node(root, child) {
 244                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
 245                                   GFP_KERNEL);
 246                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 247                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 248                         if (val == GPIO) {
 249                                 pwr_ctr->pwr_ctr.type = GPIO;
 250                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 251                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 252                                         dev_err(dev_drv->dev, "%s ivalid gpio\n",
 253                                                 child->name);
 254                                         return -EINVAL;
 255                                 }
 256                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 257                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
 258                                                    child->name);
 259                                 if (ret) {
 260                                         dev_err(dev_drv->dev,
 261                                                 "request %s gpio fail:%d\n",
 262                                                 child->name, ret);
 263                                 }
 264
 265                         } else {
 266                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 267
 268                         }
 269                 };
 270                 of_property_read_u32(child, "rockchip,delay", &val);
 271                 pwr_ctr->pwr_ctr.delay = val;
 272                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 273         }
 274
 275         of_property_read_u32(root, "rockchip,debug", &debug);
 276
 277         if (debug) {
 278                 list_for_each(pos, &dev_drv->pwrlist_head) {
 279                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
 280                                              list);
 281                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 282                                "pwr_type:%s\n"
 283                                "gpio:%d\n"
 284                                "atv_val:%d\n"
 285                                "delay:%d\n\n",
 286                                pwr_ctr->pwr_ctr.name,
 287                                (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 288                                pwr_ctr->pwr_ctr.gpio,
 289                                pwr_ctr->pwr_ctr.atv_val,
 290                                pwr_ctr->pwr_ctr.delay);
 291                 }
 292         }
 293
 294         return 0;
 295
 296 }
 297
 298 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 299 {
 300         struct list_head *pos;
 301         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 302         struct pwr_ctr *pwr_ctr;
 303         if (list_empty(&dev_drv->pwrlist_head))
 304                 return 0;
 305         list_for_each(pos, &dev_drv->pwrlist_head) {
 306                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 307                                           list);
 308                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 309                 if (pwr_ctr->type == GPIO) {
 310                         gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
 311                         mdelay(pwr_ctr->delay);
 312                 }
 313         }
 314
 315         return 0;
 316 }
 317
 318 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 319 {
 320         struct list_head *pos;
 321         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 322         struct pwr_ctr *pwr_ctr;
 323         if (list_empty(&dev_drv->pwrlist_head))
 324                 return 0;
 325         list_for_each(pos, &dev_drv->pwrlist_head) {
 326                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 327                                           list);
 328                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 329                 if (pwr_ctr->type == GPIO)
 330                         gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
 331         }
 332         return 0;
 333 }
 334
 335 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 336                                  struct rk_screen *screen)
 337 {
 338         screen->mode.pixclock = dt->pixelclock.typ;
 339         screen->mode.left_margin = dt->hback_porch.typ;
 340         screen->mode.right_margin = dt->hfront_porch.typ;
 341         screen->mode.xres = dt->hactive.typ;
 342         screen->mode.hsync_len = dt->hsync_len.typ;
 343         screen->mode.upper_margin = dt->vback_porch.typ;
 344         screen->mode.lower_margin = dt->vfront_porch.typ;
 345         screen->mode.yres = dt->vactive.typ;
 346         screen->mode.vsync_len = dt->vsync_len.typ;
 347         screen->type = dt->screen_type;
 348         screen->lvds_format = dt->lvds_format;
 349         screen->face = dt->face;
 350
 351         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 352                 screen->pin_dclk = 1;
 353         else
 354                 screen->pin_dclk = 0;
 355         if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 356                 screen->pin_hsync = 1;
 357         else
 358                 screen->pin_hsync = 0;
 359         if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 360                 screen->pin_vsync = 1;
 361         else
 362                 screen->pin_vsync = 0;
 363         if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
 364                 screen->pin_den = 1;
 365         else
 366                 screen->pin_den = 0;
 367
 368         return 0;
 369
 370 }
 371
 372 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 373 {
 374         struct display_timings *disp_timing;
 375         struct display_timing *dt;
 376         disp_timing = of_get_display_timings(np);
 377         if (!disp_timing) {
 378                 pr_err("parse display timing err\n");
 379                 return -EINVAL;
 380         }
 381         dt = display_timings_get(disp_timing, disp_timing->native_mode);
 382         rk_fb_video_mode_from_timing(dt, screen);
 383         return 0;
 384
 385 }
 386
 387 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
 388 {
 389         int x, y;
 390         unsigned long long hz;
 391         if (!screen) {
 392                 printk(KERN_ERR "%s:null screen!\n", __func__);
 393                 return 0;
 394         }
 395         x = screen->mode.xres + screen->mode.left_margin +
 396             screen->mode.right_margin + screen->mode.hsync_len;
 397         y = screen->mode.yres + screen->mode.upper_margin +
 398             screen->mode.lower_margin + screen->mode.vsync_len;
 399
 400         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 401
 402         hz += (x * y) / 2;
 403         do_div(hz, x * y);      /* divide by x * y with rounding */
 404
 405         hz += pixclock / 2;
 406         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 407
 408         return hz;
 409 }
 410
 411 char *get_format_string(enum data_format format, char *fmt)
 412 {
 413         if (!fmt)
 414                 return NULL;
 415         switch (format) {
 416         case ARGB888:
 417                 strcpy(fmt, "ARGB888");
 418                 break;
 419         case RGB888:
 420                 strcpy(fmt, "RGB888");
 421                 break;
 422         case RGB565:
 423                 strcpy(fmt, "RGB565");
 424                 break;
 425         case YUV420:
 426                 strcpy(fmt, "YUV420");
 427                 break;
 428         case YUV422:
 429                 strcpy(fmt, "YUV422");
 430                 break;
 431         case YUV444:
 432                 strcpy(fmt, "YUV444");
 433                 break;
 434         case YUV420_A:
 435                 strcpy(fmt, "YUV420_A");
 436                 break;
 437         case YUV422_A:
 438                 strcpy(fmt, "YUV422_A");
 439                 break;
 440         case YUV444_A:
 441                 strcpy(fmt, "YUV444_A");
 442                 break;
 443         case XRGB888:
 444                 strcpy(fmt, "XRGB888");
 445                 break;
 446         case XBGR888:
 447                 strcpy(fmt, "XBGR888");
 448                 break;
 449         case ABGR888:
 450                 strcpy(fmt, "XBGR888");
 451                 break;
 452         default:
 453                 strcpy(fmt, "invalid");
 454                 break;
 455         }
 456
 457         return fmt;
 458
 459 }
 460
 461 /*
 462  * this is for hdmi
 463  * name: lcdc device name ,lcdc0 , lcdc1
 464  */
 465 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 466 {
 467         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
 468         int i = 0;
 469         for (i = 0; i < inf->num_lcdc; i++) {
 470                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
 471                         break;
 472         }
 473         return inf->lcdc_dev_drv[i];
 474
 475 }
 476
 477 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 478 {
 479         struct rk_fb *inf = NULL;
 480         struct rk_lcdc_driver *dev_drv = NULL;
 481         int i = 0;
 482
 483         if (likely(fb_pdev))
 484                 inf = platform_get_drvdata(fb_pdev);
 485         else
 486                 return NULL;
 487
 488         for (i = 0; i < inf->num_lcdc; i++) {
 489                 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
 490                         dev_drv = inf->lcdc_dev_drv[i];
 491                         break;
 492                 }
 493         }
 494
 495         return dev_drv;
 496 }
 497
 498 /*
 499  * get one frame time of the prmry screen, unit: us
 500  */
 501 u32 rk_fb_get_prmry_screen_ft(void)
 502 {
 503         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 504         uint32_t htotal, vtotal, pixclock_ps;
 505         u64 pix_total, ft_us;
 506
 507         if (unlikely(!dev_drv))
 508                 return 0;
 509
 510         pixclock_ps = dev_drv->pixclock;
 511
 512         vtotal = (dev_drv->cur_screen->mode.upper_margin +
 513                  dev_drv->cur_screen->mode.lower_margin +
 514                  dev_drv->cur_screen->mode.yres +
 515                  dev_drv->cur_screen->mode.vsync_len);
 516         htotal = (dev_drv->cur_screen->mode.left_margin +
 517                  dev_drv->cur_screen->mode.right_margin +
 518                  dev_drv->cur_screen->mode.xres +
 519                  dev_drv->cur_screen->mode.hsync_len);
 520         pix_total = htotal * vtotal;
 521         ft_us = pix_total * pixclock_ps;
 522         do_div(ft_us, 1000000);
 523         if (dev_drv->frame_time.ft == 0)
 524                 dev_drv->frame_time.ft = ft_us;
 525
 526         ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
 527         do_div(ft_us, 1000);
 528         ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
 529         if (ft_us != 0)
 530                 dev_drv->frame_time.ft = ft_us;
 531
 532         return dev_drv->frame_time.ft;
 533 }
 534
 535 /*
 536  * get the vblanking time of the prmry screen, unit: us
 537  */
 538 u32 rk_fb_get_prmry_screen_vbt(void)
 539 {
 540         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 541         uint32_t htotal, vblank, pixclock_ps;
 542         u64 pix_blank, vbt_us;
 543
 544         if (unlikely(!dev_drv))
 545                 return 0;
 546
 547         pixclock_ps = dev_drv->pixclock;
 548
 549         htotal = (dev_drv->cur_screen->mode.left_margin +
 550                  dev_drv->cur_screen->mode.right_margin +
 551                  dev_drv->cur_screen->mode.xres +
 552                  dev_drv->cur_screen->mode.hsync_len);
 553         vblank = (dev_drv->cur_screen->mode.upper_margin +
 554                  dev_drv->cur_screen->mode.lower_margin +
 555                  dev_drv->cur_screen->mode.vsync_len);
 556         pix_blank = htotal * vblank;
 557         vbt_us = pix_blank * pixclock_ps;
 558         do_div(vbt_us, 1000000);
 559         return (u32)vbt_us;
 560 }
 561
 562 /*
 563  * get the frame done time of the prmry screen, unit: us
 564  */
 565 u64 rk_fb_get_prmry_screen_framedone_t(void)
 566 {
 567         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 568
 569         if (unlikely(!dev_drv))
 570                 return 0;
 571         else
 572                 return dev_drv->frame_time.framedone_t;
 573 }
 574
 575 /*
 576  * set prmry screen status
 577  */
 578 int rk_fb_set_prmry_screen_status(int status)
 579 {
 580         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 581         struct rk_screen *screen;
 582
 583         if (unlikely(!dev_drv))
 584                 return 0;
 585
 586         screen = dev_drv->cur_screen;
 587         switch (status) {
 588         case SCREEN_PREPARE_DDR_CHANGE:
 589                 if (screen->type == SCREEN_MIPI
 590                         || screen->type == SCREEN_DUAL_MIPI) {
 591                         if (dev_drv->trsm_ops->dsp_pwr_off)
 592                                 dev_drv->trsm_ops->dsp_pwr_off();
 593                 }
 594                 break;
 595         case SCREEN_UNPREPARE_DDR_CHANGE:
 596                 if (screen->type == SCREEN_MIPI
 597                         || screen->type == SCREEN_DUAL_MIPI) {
 598                         if (dev_drv->trsm_ops->dsp_pwr_on)
 599                                 dev_drv->trsm_ops->dsp_pwr_on();
 600                 }
 601                 break;
 602         default:
 603                 break;
 604         }
 605
 606         return 0;
 607 }
 608
 609 static int rk_fb_set_screen_scaler(struct rk_screen *screen, bool enable)
 610 {
 611         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 612
 613         if(unlikely(!dev_drv) || unlikely(!screen))
 614                 return -1;
 615         if (!enable)
 616                 return 0;
 617
 618         rk_fb_set_prmry_screen_status(SCREEN_PREPARE_DDR_CHANGE);
 619         if (dev_drv->ops->set_screen_scaler)
 620                 dev_drv->ops->set_screen_scaler(dev_drv, screen, enable);
 621         rk_fb_set_prmry_screen_status(SCREEN_UNPREPARE_DDR_CHANGE);
 622         return 0;
 623 }
 624
 625 static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
 626 {
 627         struct rk_fb *inf = NULL;
 628         struct rk_lcdc_driver *dev_drv = NULL;
 629         int i = 0;
 630
 631         if (likely(fb_pdev))
 632                 inf = platform_get_drvdata(fb_pdev);
 633         else
 634                 return NULL;
 635
 636         for (i = 0; i < inf->num_lcdc; i++) {
 637                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 638                         dev_drv = inf->lcdc_dev_drv[i];
 639                         break;
 640                 }
 641         }
 642
 643         return dev_drv;
 644 }
 645
 646 u32 rk_fb_get_prmry_screen_pixclock(void)
 647 {
 648         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 649
 650         if (unlikely(!dev_drv))
 651                 return 0;
 652         else
 653                 return dev_drv->pixclock;
 654 }
 655
 656 int rk_fb_poll_prmry_screen_vblank(void)
 657 {
 658         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 659
 660         if (likely(dev_drv)) {
 661                 if (dev_drv->ops->poll_vblank)
 662                         return dev_drv->ops->poll_vblank(dev_drv);
 663                 else
 664                         return RK_LF_STATUS_NC;
 665         } else {
 666                 return RK_LF_STATUS_NC;
 667         }
 668 }
 669
 670 bool rk_fb_poll_wait_frame_complete(void)
 671 {
 672         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 673         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 674
 675         if (likely(dev_drv)) {
 676                 if (dev_drv->ops->set_irq_to_cpu)
 677                         dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
 678         }
 679
 680         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
 681                 if (likely(dev_drv)) {
 682                         if (dev_drv->ops->set_irq_to_cpu)
 683                                 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 684                 }
 685                 return false;
 686         }
 687         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
 688                 ;
 689         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
 690                 ;
 691         if (likely(dev_drv)) {
 692                 if (dev_drv->ops->set_irq_to_cpu)
 693                         dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 694         }
 695
 696         return true;
 697 }
 698
 699 static int rk_fb_open(struct fb_info *info, int user)
 700 {
 701         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 702         int win_id;
 703
 704         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 705         dev_drv->win[win_id]->logicalstate++;
 706         /* if this win aready opened ,no need to reopen */
 707         if (dev_drv->win[win_id]->state)
 708                 return 0;
 709         else
 710                 dev_drv->ops->open(dev_drv, win_id, 1);
 711         return 0;
 712 }
 713
 714 static int get_extend_fb_id(struct fb_info *info)
 715 {
 716         int fb_id = 0;
 717         char *id = info->fix.id;
 718         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 719
 720         if (!strcmp(id, "fb0"))
 721                 fb_id = 0;
 722         else if (!strcmp(id, "fb1"))
 723                 fb_id = 1;
 724         else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
 725                 fb_id = 2;
 726         return fb_id;
 727 }
 728
 729 static int rk_fb_close(struct fb_info *info, int user)
 730 {
 731         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 732         struct rk_lcdc_win *win = NULL;
 733         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 734
 735         if (win_id >= 0) {
 736                 dev_drv->win[win_id]->logicalstate--;
 737                 if (!dev_drv->win[win_id]->logicalstate) {
 738                         win = dev_drv->win[win_id];
 739                         info->fix.smem_start = win->reserved;
 740                         info->var.xres = dev_drv->screen0->mode.xres;
 741                         info->var.yres = dev_drv->screen0->mode.yres;
 742                         /*
 743                         info->var.grayscale |=
 744                             (info->var.xres << 8) + (info->var.yres << 20);
 745                         */
 746                         info->var.xres_virtual = info->var.xres;
 747                         info->var.yres_virtual = info->var.yres;
 748 #if defined(CONFIG_LOGO_LINUX_BMP)
 749                         info->var.bits_per_pixel = 32;
 750 #else
 751                         info->var.bits_per_pixel = 16;
 752 #endif
 753                         info->fix.line_length =
 754                             (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
 755                         info->var.width = dev_drv->screen0->width;
 756                         info->var.height = dev_drv->screen0->height;
 757                         info->var.pixclock = dev_drv->pixclock;
 758                         info->var.left_margin = dev_drv->screen0->mode.left_margin;
 759                         info->var.right_margin = dev_drv->screen0->mode.right_margin;
 760                         info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 761                         info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 762                         info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 763                         info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 764                 }
 765         }
 766
 767         return 0;
 768 }
 769
 770
 771 #if defined(CONFIG_RK29_IPP)
 772 static int get_ipp_format(int fmt)
 773 {
 774         int ipp_fmt = IPP_XRGB_8888;
 775         switch (fmt) {
 776         case HAL_PIXEL_FORMAT_RGBX_8888:
 777         case HAL_PIXEL_FORMAT_RGBA_8888:
 778         case HAL_PIXEL_FORMAT_BGRA_8888:
 779         case HAL_PIXEL_FORMAT_RGB_888:
 780                 ipp_fmt = IPP_XRGB_8888;
 781                 break;
 782         case HAL_PIXEL_FORMAT_RGB_565:
 783                 ipp_fmt = IPP_RGB_565;
 784                 break;
 785         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 786                 ipp_fmt = IPP_Y_CBCR_H2V1;
 787                 break;
 788         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 789                 ipp_fmt = IPP_Y_CBCR_H2V2;
 790                 break;
 791         case HAL_PIXEL_FORMAT_YCrCb_444:
 792                 ipp_fmt = IPP_Y_CBCR_H1V1;
 793                 break;
 794         default:
 795                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 796                 break;
 797         }
 798
 799         return ipp_fmt;
 800 }
 801
 802 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 803                           int rotation, int fmt)
 804 {
 805         int align16 = 2;
 806         int align64 = 8;
 807
 808         if (fmt == IPP_XRGB_8888) {
 809                 align16 = 1;
 810                 align64 = 2;
 811         } else if (fmt == IPP_RGB_565) {
 812                 align16 = 1;
 813                 align64 = 4;
 814         } else {
 815                 align16 = 2;
 816                 align64 = 8;
 817         }
 818         align16 -= 1;           /*for YUV, 1 */
 819         align64 -= 1;           /*for YUV, 7 */
 820
 821         if (rotation == IPP_ROT_0) {
 822                 if (fmt > IPP_RGB_565) {
 823                         if ((*dst_w & 1) != 0)
 824                                 *dst_w = *dst_w + 1;
 825                         if ((*dst_h & 1) != 0)
 826                                 *dst_h = *dst_h + 1;
 827                         if (*dst_vir_w < *dst_w)
 828                                 *dst_vir_w = *dst_w;
 829                 }
 830         } else {
 831                 if ((*dst_w & align64) != 0)
 832                         *dst_w = (*dst_w + align64) & (~align64);
 833                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 834                         *dst_h = *dst_h + 1;
 835                 if (*dst_vir_w < *dst_w)
 836                         *dst_vir_w = *dst_w;
 837         }
 838 }
 839
 840 static void fb_copy_by_ipp(struct fb_info *dst_info,
 841                            struct fb_info *src_info, int offset)
 842 {
 843         struct rk29_ipp_req ipp_req;
 844         uint32_t rotation = 0;
 845         int dst_w, dst_h, dst_vir_w;
 846         int ipp_fmt;
 847         u8 data_format = (dst_info->var.nonstd) & 0xff;
 848         struct rk_lcdc_driver *ext_dev_drv =
 849                         (struct rk_lcdc_driver *)dst_info->par;
 850         u16 orientation = ext_dev_drv->rotate_mode;
 851
 852         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 853
 854         switch (orientation) {
 855         case 0:
 856                 rotation = IPP_ROT_0;
 857                 break;
 858         case ROTATE_90:
 859                 rotation = IPP_ROT_90;
 860                 break;
 861         case ROTATE_180:
 862                 rotation = IPP_ROT_180;
 863                 break;
 864         case ROTATE_270:
 865                 rotation = IPP_ROT_270;
 866                 break;
 867         default:
 868                 rotation = IPP_ROT_270;
 869                 break;
 870         }
 871
 872         dst_w = dst_info->var.xres;
 873         dst_h = dst_info->var.yres;
 874         dst_vir_w = dst_info->var.xres_virtual;
 875         ipp_fmt = get_ipp_format(data_format);
 876         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
 877         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
 878         ipp_req.src0.w = src_info->var.xres;
 879         ipp_req.src0.h = src_info->var.yres;
 880         ipp_req.src_vir_w = src_info->var.xres_virtual;
 881         ipp_req.src0.fmt = ipp_fmt;
 882
 883         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
 884         ipp_req.dst0.w = dst_w;
 885         ipp_req.dst0.h = dst_h;
 886         ipp_req.dst_vir_w = dst_vir_w;
 887         ipp_req.dst0.fmt = ipp_fmt;
 888
 889         ipp_req.timeout = 100;
 890         ipp_req.flag = rotation;
 891         ipp_blit_sync(&ipp_req);
 892 }
 893
 894 #endif
 895
 896 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
 897 static int get_rga_format(int fmt)
 898 {
 899         int rga_fmt = 0;
 900
 901         switch (fmt) {
 902         case XBGR888:
 903                 rga_fmt = RK_FORMAT_RGBX_8888;
 904                 break;
 905         case ABGR888:
 906                 rga_fmt = RK_FORMAT_RGBA_8888;
 907                 break;
 908         case ARGB888:
 909                 rga_fmt = RK_FORMAT_BGRA_8888;
 910                 break;
 911         case RGB888:
 912                 rga_fmt = RK_FORMAT_RGB_888;
 913                 break;
 914         case RGB565:
 915                 rga_fmt = RK_FORMAT_RGB_565;
 916                 break;
 917         case YUV422:
 918                 rga_fmt = RK_FORMAT_YCbCr_422_SP;
 919                 break;
 920         case YUV420:
 921                 rga_fmt = RK_FORMAT_YCbCr_420_SP;
 922                 break;
 923         default:
 924                 rga_fmt = RK_FORMAT_RGBA_8888;
 925                 break;
 926         }
 927
 928         return rga_fmt;
 929 }
 930
 931 static void rga_win_check(struct rk_lcdc_win *dst_win,
 932                           struct rk_lcdc_win *src_win)
 933 {
 934         int align32 = 4;
 935
 936         align32 -= 1;
 937         /*width and height must be aligned by 32 bit */
 938         if ((src_win->area[0].xact & align32) != 0)
 939                 src_win->area[0].xact =
 940                     (src_win->area[0].xact + align32) & (~align32);
 941         if ((src_win->area[0].yact & align32) != 0)
 942                 src_win->area[0].yact =
 943                     (src_win->area[0].yact + align32) & (~align32);
 944         if (src_win->area[0].xvir < src_win->area[0].xact)
 945                 src_win->area[0].xvir = src_win->area[0].xact;
 946         if (src_win->area[0].yvir < src_win->area[0].yact)
 947                 src_win->area[0].yvir = src_win->area[0].yact;
 948
 949         if ((dst_win->area[0].xact & align32) != 0)
 950                 dst_win->area[0].xact =
 951                     (dst_win->area[0].xact + align32) & (~align32);
 952         if ((dst_win->area[0].yact & align32) != 0)
 953                 dst_win->area[0].yact =
 954                     (dst_win->area[0].yact + align32) & (~align32);
 955         if (dst_win->area[0].xvir < dst_win->area[0].xact)
 956                 dst_win->area[0].xvir = dst_win->area[0].xact;
 957         if (dst_win->area[0].yvir < dst_win->area[0].yact)
 958                 dst_win->area[0].yvir = dst_win->area[0].yact;
 959 }
 960
 961 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
 962                             struct rk_lcdc_win *src_win, u16 orientation)
 963 {
 964         struct rga_req Rga_Request;
 965         long ret = 0;
 966         /* int fd = 0; */
 967
 968         memset(&Rga_Request, 0, sizeof(Rga_Request));
 969         rga_win_check(dst_win, src_win);
 970
 971         switch (orientation) {
 972         case ROTATE_90:
 973                 Rga_Request.rotate_mode = 1;
 974                 Rga_Request.sina = 65536;
 975                 Rga_Request.cosa = 0;
 976                 Rga_Request.dst.act_w = dst_win->area[0].yact;
 977                 Rga_Request.dst.act_h = dst_win->area[0].xact;
 978                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
 979                 Rga_Request.dst.y_offset = 0;
 980                 break;
 981         case ROTATE_180:
 982                 Rga_Request.rotate_mode = 1;
 983                 Rga_Request.sina = 0;
 984                 Rga_Request.cosa = -65536;
 985                 Rga_Request.dst.act_w = dst_win->area[0].xact;
 986                 Rga_Request.dst.act_h = dst_win->area[0].yact;
 987                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
 988                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
 989                 break;
 990         case ROTATE_270:
 991                 Rga_Request.rotate_mode = 1;
 992                 Rga_Request.sina = -65536;
 993                 Rga_Request.cosa = 0;
 994                 Rga_Request.dst.act_w = dst_win->area[0].yact;
 995                 Rga_Request.dst.act_h = dst_win->area[0].xact;
 996                 Rga_Request.dst.x_offset = 0;
 997                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
 998                 break;
 999         default:
1000                 Rga_Request.rotate_mode = 0;
1001                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1002                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1003                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1004                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1005                 break;
1006         }
1007
1008 #if defined(CONFIG_ROCKCHIP_RGA)
1009         Rga_Request.src.yrgb_addr =
1010             src_win->area[0].smem_start + src_win->area[0].y_offset;
1011         Rga_Request.src.uv_addr = 0;
1012         Rga_Request.src.v_addr = 0;
1013
1014         Rga_Request.dst.yrgb_addr =
1015             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1016         Rga_Request.dst.uv_addr = 0;
1017         Rga_Request.dst.v_addr = 0;
1018 #elif defined(CONFIG_ROCKCHIP_RGA2)
1019 /*
1020         fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1021         Rga_Request.src.yrgb_addr = fd;
1022         fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1023         Rga_Request.dst.yrgb_addr = fd;
1024 */
1025         Rga_Request.src.yrgb_addr = 0;
1026         Rga_Request.src.uv_addr =
1027             src_win->area[0].smem_start + src_win->area[0].y_offset;
1028         Rga_Request.src.v_addr = 0;
1029
1030         Rga_Request.dst.yrgb_addr = 0;
1031         Rga_Request.dst.uv_addr =
1032             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1033         Rga_Request.dst.v_addr = 0;
1034 #endif
1035
1036         Rga_Request.src.vir_w = src_win->area[0].xvir;
1037         Rga_Request.src.vir_h = src_win->area[0].yvir;
1038         Rga_Request.src.format = get_rga_format(src_win->format);
1039         Rga_Request.src.act_w = src_win->area[0].xact;
1040         Rga_Request.src.act_h = src_win->area[0].yact;
1041         Rga_Request.src.x_offset = 0;
1042         Rga_Request.src.y_offset = 0;
1043
1044         Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1045         Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1046         Rga_Request.dst.format = get_rga_format(dst_win->format);
1047
1048         Rga_Request.clip.xmin = 0;
1049         Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1050         Rga_Request.clip.ymin = 0;
1051         Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1052         Rga_Request.scale_mode = 0;
1053 #if defined(CONFIG_ROCKCHIP_IOMMU)
1054         Rga_Request.mmu_info.mmu_en = 1;        /* TODO Modify for use mmu */
1055         Rga_Request.mmu_info.mmu_flag = 1;
1056 #else
1057         Rga_Request.mmu_info.mmu_en = 0;
1058         Rga_Request.mmu_info.mmu_flag = 0;
1059 #endif
1060
1061         ret = rga_ioctl_kernel(&Rga_Request);
1062 }
1063
1064 /*
1065  * This function is used for copying fb by RGA Module
1066  * RGA only support copy RGB to RGB
1067  * RGA2 support copy RGB to RGB and YUV to YUV
1068  */
1069 static void fb_copy_by_rga(struct fb_info *dst_info, struct fb_info *src_info,
1070                            int yrgb_offset)
1071 {
1072         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)src_info->par;
1073         struct rk_lcdc_driver *ext_dev_drv =
1074             (struct rk_lcdc_driver *)dst_info->par;
1075         int win_id = 0, ext_win_id;
1076         struct rk_lcdc_win *src_win, *dst_win;
1077
1078         win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1079         src_win = dev_drv->win[win_id];
1080
1081         ext_win_id =
1082             ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1083         dst_win = ext_dev_drv->win[ext_win_id];
1084
1085         win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode);
1086 }
1087
1088 #endif
1089
1090 static int rk_fb_rotate(struct fb_info *dst_info,
1091                         struct fb_info *src_info, int offset)
1092 {
1093 #if defined(CONFIG_RK29_IPP)
1094         fb_copy_by_ipp(dst_info, src_info, offset);
1095 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1096         fb_copy_by_rga(dst_info, src_info, offset);
1097 #else
1098         return -1;
1099 #endif
1100         return 0;
1101 }
1102
1103 static int rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1104                             struct rk_lcdc_win *src_win, u16 rotate)
1105 {
1106 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1107         win_copy_by_rga(dst_win, src_win, rotate);
1108 #else
1109         return -1;
1110 #endif
1111         return 0;
1112 }
1113
1114
1115 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1116                              struct fb_info *info)
1117 {
1118         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1119         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1120         struct fb_fix_screeninfo *fix = &info->fix;
1121         struct fb_info *extend_info = NULL;
1122         struct rk_lcdc_driver *extend_dev_drv = NULL;
1123         int win_id = 0, extend_win_id = 0;
1124         struct rk_lcdc_win *extend_win = NULL;
1125         struct rk_lcdc_win *win = NULL;
1126         struct rk_screen *screen = dev_drv->cur_screen;
1127         int fb_id = 0;
1128
1129         u32 xoffset = var->xoffset;
1130         u32 yoffset = var->yoffset;
1131         u32 xvir = var->xres_virtual;
1132         /* u32 yvir = var->yres_virtual; */
1133         /* u8 data_format = var->nonstd&0xff; */
1134
1135         u8 pixel_width;
1136         u32 vir_width_bit;
1137         u32 stride, uv_stride;
1138         u32 stride_32bit_1;
1139         u32 stride_32bit_2;
1140         u16 uv_x_off, uv_y_off, uv_y_act;
1141         u8 is_pic_yuv = 0;
1142
1143         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1144         if (win_id < 0)
1145                 return -ENODEV;
1146         else
1147                 win = dev_drv->win[win_id];
1148
1149         if (rk_fb->disp_mode == DUAL) {
1150                 fb_id = get_extend_fb_id(info);
1151                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
1152                 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
1153                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1154                                                            extend_info->fix.id);
1155                 extend_win = extend_dev_drv->win[extend_win_id];
1156         }
1157
1158         pixel_width = rk_fb_pixel_width(win->format);
1159         vir_width_bit = pixel_width * xvir;
1160         /* pixel_width = byte_num * 8 */
1161         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1162         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1163
1164         switch (win->format) {
1165         case YUV422:
1166         case YUV422_A:
1167                 is_pic_yuv = 1;
1168                 stride = stride_32bit_1;
1169                 uv_stride = stride_32bit_1 >> 1;
1170                 uv_x_off = xoffset >> 1;
1171                 uv_y_off = yoffset;
1172                 fix->line_length = stride;
1173                 uv_y_act = win->area[0].yact >> 1;
1174                 break;
1175         case YUV420:            /* 420sp */
1176         case YUV420_A:
1177                 is_pic_yuv = 1;
1178                 stride = stride_32bit_1;
1179                 uv_stride = stride_32bit_1;
1180                 uv_x_off = xoffset;
1181                 uv_y_off = yoffset >> 1;
1182                 fix->line_length = stride;
1183                 uv_y_act = win->area[0].yact >> 1;
1184                 break;
1185         case YUV444:
1186         case YUV444_A:
1187                 is_pic_yuv = 1;
1188                 stride = stride_32bit_1;
1189                 uv_stride = stride_32bit_2;
1190                 uv_x_off = xoffset * 2;
1191                 uv_y_off = yoffset;
1192                 fix->line_length = stride << 2;
1193                 uv_y_act = win->area[0].yact;
1194                 break;
1195         default:
1196                 stride = stride_32bit_1;        /* default rgb */
1197                 fix->line_length = stride;
1198                 break;
1199         }
1200
1201         /* x y mirror ,jump line */
1202         if (screen->y_mirror == 1) {
1203                 if (screen->interlace == 1) {
1204                         win->area[0].y_offset = yoffset * stride * 2 +
1205                             ((win->area[0].yact - 1) * 2 + 1) * stride +
1206                             xoffset * pixel_width / 8;
1207                 } else {
1208                         win->area[0].y_offset = yoffset * stride +
1209                             (win->area[0].yact - 1) * stride +
1210                             xoffset * pixel_width / 8;
1211                 }
1212         } else {
1213                 if (screen->interlace == 1) {
1214                         win->area[0].y_offset =
1215                             yoffset * stride * 2 + xoffset * pixel_width / 8;
1216                 } else {
1217                         win->area[0].y_offset =
1218                             yoffset * stride + xoffset * pixel_width / 8;
1219                 }
1220         }
1221         if (is_pic_yuv == 1) {
1222                 if (screen->y_mirror == 1) {
1223                         if (screen->interlace == 1) {
1224                                 win->area[0].c_offset =
1225                                     uv_y_off * uv_stride * 2 +
1226                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
1227                                     uv_x_off * pixel_width / 8;
1228                         } else {
1229                                 win->area[0].c_offset = uv_y_off * uv_stride +
1230                                     (uv_y_act - 1) * uv_stride +
1231                                     uv_x_off * pixel_width / 8;
1232                         }
1233                 } else {
1234                         if (screen->interlace == 1) {
1235                                 win->area[0].c_offset =
1236                                     uv_y_off * uv_stride * 2 +
1237                                     uv_x_off * pixel_width / 8;
1238                         } else {
1239                                 win->area[0].c_offset =
1240                                     uv_y_off * uv_stride +
1241                                     uv_x_off * pixel_width / 8;
1242                         }
1243                 }
1244         }
1245
1246         win->area[0].smem_start = fix->smem_start;
1247         win->area[0].cbr_start = fix->mmio_start;
1248         win->area[0].state = 1;
1249         win->area_num = 1;
1250         win->state = 1;
1251
1252         dev_drv->ops->pan_display(dev_drv, win_id);
1253         if (rk_fb->disp_mode == DUAL) {
1254                 if (extend_win->state && (hdmi_switch_complete)) {
1255                         extend_win->area[0].y_offset = win->area[0].y_offset;
1256                         if (extend_dev_drv->rotate_mode > X_Y_MIRROR) {
1257                                 rk_fb_rotate(extend_info, info,
1258                                                 win->area[0].y_offset);
1259                         } else {
1260                                 extend_win->area[0].smem_start =
1261                                                 win->area[0].smem_start;
1262                                 extend_win->area[0].cbr_start =
1263                                                 win->area[0].cbr_start;
1264                         }
1265                         extend_dev_drv->ops->pan_display(extend_dev_drv,
1266                                                          extend_win_id);
1267                 }
1268         }
1269 #ifdef  CONFIG_FB_MIRRORING
1270         if (video_data_to_mirroring)
1271                 video_data_to_mirroring(info, NULL);
1272 #endif
1273         dev_drv->ops->cfg_done(dev_drv);
1274         return 0;
1275 }
1276
1277 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1278 {
1279         int i, j;
1280
1281         i = list_empty(&dev_drv->update_regs_list);
1282         j = list_empty(&saved_list);
1283         return i == j ? 0 : 1;
1284 }
1285
1286 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1287 {
1288         int err = sync_fence_wait(fence, 1000);
1289
1290         if (err >= 0)
1291                 return;
1292
1293         if (err == -ETIME)
1294                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1295
1296         if (err < 0)
1297                 printk("error waiting on fence\n");
1298 }
1299
1300 static int rk_fb_copy_from_loader(struct fb_info *info)
1301 {
1302         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1303         void *dst = info->screen_base;
1304         u32 dsp_addr[4];
1305         u32 src;
1306         u32 i;
1307         struct rk_lcdc_win *win = dev_drv->win[0];
1308         u32 size = (win->area[0].xact) * (win->area[0].yact) << 2;
1309         dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1310         src = dsp_addr[0];
1311         dev_info(info->dev, "copy fb data %d x %d  from  dst_addr:%08x\n",
1312                  win->area[0].xact, win->area[0].yact, src);
1313         for (i = 0; i < size; i += PAGE_SIZE) {
1314                 void *page = phys_to_page(i + src);
1315                 void *from_virt = kmap(page);
1316                 void *to_virt = dst + i;
1317                 memcpy(to_virt, from_virt, PAGE_SIZE);
1318         }
1319         return 0;
1320 }
1321
1322 #ifdef CONFIG_ROCKCHIP_IOMMU
1323 static int g_last_addr[4];
1324 int g_last_timeout;
1325 u32 freed_addr[10];
1326 u32 freed_index;
1327
1328 #define DUMP_CHUNK 256
1329 char buf[PAGE_SIZE];
1330
1331 int rk_fb_sysmmu_fault_handler(struct device *dev,
1332                                enum rk_sysmmu_inttype itype,
1333                                unsigned long pgtable_base,
1334                                unsigned long fault_addr, unsigned int status)
1335 {
1336         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1337         int i = 0;
1338         static int page_fault_cnt;
1339         if ((page_fault_cnt++) >= 10)
1340                 return 0;
1341         pr_err
1342             ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1343              fault_addr, pgtable_base, status);
1344         printk("last config addr:\n" "win0:0x%08x\n" "win1:0x%08x\n"
1345                "win2:0x%08x\n" "win3:0x%08x\n", g_last_addr[0], g_last_addr[1],
1346                g_last_addr[2], g_last_addr[3]);
1347         printk("last freed buffer:\n");
1348         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1349                 printk("%d:0x%08x\n", i, freed_addr[i]);
1350         printk("last timeout:%d\n", g_last_timeout);
1351         dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1352         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1353                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1354                         char c = buf[i + DUMP_CHUNK];
1355                         buf[i + DUMP_CHUNK] = 0;
1356                         pr_cont("%s", buf + i);
1357                         buf[i + DUMP_CHUNK] = c;
1358                 } else {
1359                         buf[PAGE_SIZE - 1] = 0;
1360                         pr_cont("%s", buf + i);
1361                 }
1362         }
1363
1364         return 0;
1365 }
1366 #endif
1367
1368 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1369                         struct rk_fb_reg_win_data *reg_win_data)
1370 {
1371         int i, index_buf;
1372         struct rk_fb_reg_area_data *area_data;
1373         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1374
1375         for (i = 0; i < reg_win_data->area_num; i++) {
1376                 area_data = &reg_win_data->reg_area_data[i];
1377                 index_buf = area_data->index_buf;
1378 #if defined(CONFIG_ROCKCHIP_IOMMU)
1379                 if (dev_drv->iommu_enabled) {
1380                         ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1381                                         area_data->ion_handle);
1382                         freed_addr[freed_index++] = area_data->smem_start;
1383                 }
1384 #endif
1385                 if (area_data->ion_handle != NULL) {
1386                         ion_unmap_kernel(rk_fb->ion_client,
1387                                          area_data->ion_handle);
1388                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1389                 }
1390                 if (area_data->acq_fence)
1391                         sync_fence_put(area_data->acq_fence);
1392         }
1393         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1394 }
1395
1396 static void rk_fb_update_driver(struct rk_lcdc_win *win,
1397                                 struct rk_fb_reg_win_data *reg_win_data)
1398 {
1399         int i = 0;
1400
1401         win->area_num = reg_win_data->area_num;
1402         win->format = reg_win_data->data_format;
1403         win->id = reg_win_data->win_id;
1404         win->z_order = reg_win_data->z_order;
1405
1406         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1407                 win->state = 1;
1408                 win->area_num = reg_win_data->area_num;
1409                 win->format = reg_win_data->data_format;
1410                 win->id = reg_win_data->win_id;
1411                 win->z_order = reg_win_data->z_order;
1412                 win->area[0].uv_vir_stride =
1413                     reg_win_data->reg_area_data[0].uv_vir_stride;
1414                 win->area[0].cbr_start =
1415                     reg_win_data->reg_area_data[0].cbr_start;
1416                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1417                 win->alpha_en = reg_win_data->alpha_en;
1418                 win->alpha_mode = reg_win_data->alpha_mode;
1419                 win->g_alpha_val = reg_win_data->g_alpha_val;
1420                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1421                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1422                                 win->area[i].smem_start =
1423                                     reg_win_data->reg_area_data[i].smem_start;
1424                                 win->area[i].xpos =
1425                                     reg_win_data->reg_area_data[i].xpos;
1426                                 win->area[i].ypos =
1427                                     reg_win_data->reg_area_data[i].ypos;
1428                                 win->area[i].xsize =
1429                                     reg_win_data->reg_area_data[i].xsize;
1430                                 win->area[i].ysize =
1431                                     reg_win_data->reg_area_data[i].ysize;
1432                                 win->area[i].xact =
1433                                     reg_win_data->reg_area_data[i].xact;
1434                                 win->area[i].yact =
1435                                     reg_win_data->reg_area_data[i].yact;
1436                                 win->area[i].xvir =
1437                                     reg_win_data->reg_area_data[i].xvir;
1438                                 win->area[i].yvir =
1439                                     reg_win_data->reg_area_data[i].yvir;
1440                                 win->area[i].y_offset =
1441                                     reg_win_data->reg_area_data[i].y_offset;
1442                                 win->area[i].y_vir_stride =
1443                                     reg_win_data->reg_area_data[i].y_vir_stride;
1444                                 win->area[i].state = 1;
1445                         } else {
1446                                 win->area[i].state = 0;
1447                         }
1448                 }
1449         } else {
1450         /*
1451                 win->state = 0;
1452                 win->z_order = -1;
1453         */
1454         }
1455 }
1456
1457 static int rk_fb_update_hdmi_win(struct rk_lcdc_win *ext_win,
1458                                  struct rk_lcdc_win *win)
1459 {
1460         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1461         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1462         struct rk_lcdc_driver *ext_dev_drv = rk_get_extend_lcdc_drv();
1463         struct rk_screen *screen;
1464         struct rk_screen *ext_screen;
1465         int hdmi_xsize;
1466         int hdmi_ysize;
1467         int pixel_width, vir_width_bit, y_stride;
1468         struct rk_lcdc_win *last_win;
1469         bool is_yuv = false;
1470         static u8 fb_index = 0;
1471
1472         if ((rk_fb->disp_mode != DUAL) ||
1473                 (hdmi_get_hotplug() != HDMI_HPD_ACTIVED) ||
1474                 (!hdmi_switch_complete)) {
1475                 printk(KERN_INFO "%s: hdmi is disconnect!\n", __func__);
1476                 return -1;
1477         }
1478
1479         if (unlikely(!dev_drv) || unlikely(!ext_dev_drv))
1480                 return -1;
1481
1482         screen = dev_drv->cur_screen;
1483         ext_screen = ext_dev_drv->cur_screen;
1484         hdmi_xsize = ext_screen->xsize;
1485         hdmi_ysize = ext_screen->ysize;
1486
1487         ext_win->state = win->state;
1488         ext_win->id = win->id;
1489         if (win->area[0].smem_start == 0)
1490                 ext_win->state = 0;
1491         if (ext_win->state == 0)
1492                 return 0;
1493
1494         ext_win->area_num = win->area_num;
1495         ext_win->format = win->format;
1496         ext_win->z_order = win->z_order;
1497         ext_win->alpha_en = win->alpha_en;
1498         ext_win->alpha_mode = win->alpha_mode;
1499         ext_win->g_alpha_val = win->g_alpha_val;
1500
1501         /* win0 and win1 have only one area and support scale
1502          * but win2 and win3 don't support scale
1503          * so hdmi only use win0 or win1
1504          */
1505         ext_win->area[0].state = win->area[0].state;
1506
1507         switch (ext_win->format) {
1508         case YUV422:
1509         case YUV420:
1510         case YUV444:
1511         case YUV422_A:
1512         case YUV420_A:
1513         case YUV444_A:
1514                 is_yuv = true;
1515                 break;
1516         default:
1517                 is_yuv = false;
1518                 break;
1519         }
1520
1521         if (ext_dev_drv->rotate_mode == ROTATE_90 ||
1522                         ext_dev_drv->rotate_mode == ROTATE_270) {
1523                 if (ext_win->id == 0) {
1524                         ext_win->area[0].smem_start =
1525                                 rk_fb->fb[rk_fb->num_fb >> 1]->fix.smem_start;
1526                         ext_win->area[0].y_offset = (get_rotate_fb_size() >> 1) * fb_index;
1527                         if ((++fb_index) > 1)
1528                                 fb_index = 0;
1529                 } else {
1530                         ext_win->area[0].y_offset = 0;
1531                         last_win = ext_dev_drv->win[ext_win->id - 1];
1532                         if (last_win->area[0].cbr_start)
1533                                 ext_win->area[0].smem_start =
1534                                         last_win->area[0].cbr_start +
1535                                         last_win->area[0].c_offset +
1536                                         last_win->area[0].xvir * last_win->area[0].yvir;
1537                         else
1538                                 ext_win->area[0].smem_start =
1539                                         last_win->area[0].smem_start +
1540                                         last_win->area[0].y_offset +
1541                                         last_win->area[0].xvir * last_win->area[0].yvir;
1542                 }
1543
1544                 ext_win->area[0].xact = win->area[0].yact;
1545                 ext_win->area[0].yact = win->area[0].xact;
1546                 ext_win->area[0].xvir = win->area[0].yact;
1547                 ext_win->area[0].yvir = win->area[0].xact;
1548                 pixel_width = rk_fb_pixel_width(ext_win->format);
1549                 vir_width_bit = pixel_width * ext_win->area[0].xvir;
1550                 y_stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1551                 ext_win->area[0].y_vir_stride = y_stride >> 2;
1552         } else {
1553                 ext_win->area[0].smem_start = win->area[0].smem_start;
1554                 ext_win->area[0].y_offset = win->area[0].y_offset;
1555                 ext_win->area[0].xact = win->area[0].xact;
1556                 ext_win->area[0].yact = win->area[0].yact;
1557                 ext_win->area[0].xvir = win->area[0].xvir;
1558                 ext_win->area[0].yvir = win->area[0].yvir;
1559                 ext_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
1560         }
1561
1562         if (win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1563                 if (ext_dev_drv->rotate_mode == ROTATE_270) {
1564                         int xbom_pos = 0, ybom_pos = 0;
1565                         int xtop_pos = 0, ytop_pos = 0;
1566
1567                         ext_win->area[0].xsize = hdmi_xsize *
1568                                                 win->area[0].ysize /
1569                                                 screen->mode.yres;
1570                         ext_win->area[0].ysize = hdmi_ysize *
1571                                                 win->area[0].xsize /
1572                                                 screen->mode.xres;
1573                         xbom_pos = hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1574                         ybom_pos = hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1575                         xtop_pos = hdmi_xsize - ext_win->area[0].xsize - xbom_pos;
1576                         ytop_pos = hdmi_ysize - ext_win->area[0].ysize - ybom_pos;
1577                         ext_win->area[0].xpos =
1578                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) + xtop_pos;
1579                         ext_win->area[0].ypos =
1580                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) + ytop_pos;
1581                 } else if (ext_dev_drv->rotate_mode == ROTATE_90) {
1582                         ext_win->area[0].xsize = hdmi_xsize *
1583                                                 win->area[0].ysize /
1584                                                 screen->mode.yres;
1585                         ext_win->area[0].ysize = hdmi_ysize *
1586                                                 win->area[0].xsize /
1587                                                 screen->mode.xres;
1588                         ext_win->area[0].xpos =
1589                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1590                                 hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1591                         ext_win->area[0].ypos =
1592                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1593                                 hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1594                 } else {
1595                         ext_win->area[0].xsize = hdmi_xsize *
1596                                                 win->area[0].xsize /
1597                                                 screen->mode.xres;
1598                         ext_win->area[0].ysize = hdmi_ysize *
1599                                                 win->area[0].ysize /
1600                                                 screen->mode.yres;
1601                         ext_win->area[0].xpos =
1602                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1603                                 hdmi_xsize * win->area[0].xpos / screen->mode.xres;
1604                         ext_win->area[0].ypos =
1605                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1606                                 hdmi_ysize * win->area[0].ypos / screen->mode.yres;
1607                 }
1608         } else {
1609                 ext_win->area[0].xsize = hdmi_xsize;
1610                 ext_win->area[0].ysize = hdmi_ysize;
1611                 ext_win->area[0].xpos =
1612                                 (ext_screen->mode.xres - hdmi_xsize) >> 1;
1613                 ext_win->area[0].ypos =
1614                                 (ext_screen->mode.yres - hdmi_ysize) >> 1;
1615         }
1616
1617         if (!is_yuv) {
1618                 ext_win->area[0].uv_vir_stride = 0;
1619                 ext_win->area[0].cbr_start = 0;
1620                 ext_win->area[0].c_offset = 0;
1621                 return 0;
1622         }
1623
1624         if (ext_dev_drv->rotate_mode == ROTATE_90 ||
1625                 ext_dev_drv->rotate_mode == ROTATE_270) {
1626                 ext_win->area[0].uv_vir_stride = ext_win->area[0].y_vir_stride;
1627                 ext_win->area[0].cbr_start = ext_win->area[0].smem_start +
1628                                 ext_win->area[0].y_offset +
1629                                 ext_win->area[0].xvir * ext_win->area[0].yvir;
1630                 ext_win->area[0].c_offset = win->area[0].c_offset;
1631         } else {
1632                 ext_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
1633                 ext_win->area[0].cbr_start = win->area[0].cbr_start;
1634                 ext_win->area[0].c_offset = win->area[0].c_offset;
1635         }
1636
1637         return 0;
1638 }
1639
1640 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1641                                                      *regs, int win_id)
1642 {
1643         int i;
1644         struct rk_fb_reg_win_data *win_data = NULL;
1645         for (i = 0; i < regs->win_num; i++) {
1646                 if (regs->reg_win_data[i].win_id == win_id) {
1647                         win_data = &(regs->reg_win_data[i]);
1648                         break;
1649                 }
1650         }
1651
1652         return win_data;
1653 }
1654
1655 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1656                              struct rk_fb_reg_data *regs)
1657 {
1658         int i, j;
1659         struct rk_lcdc_win *win;
1660         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1661         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1662         struct rk_lcdc_driver *ext_dev_drv;
1663         struct rk_lcdc_win *ext_win;
1664         struct rk_fb_reg_win_data *win_data;
1665         bool wait_for_vsync;
1666         int count = 100;
1667         unsigned int dsp_addr[4];
1668         long timeout;
1669
1670         /* acq_fence wait */
1671         for (i = 0; i < regs->win_num; i++) {
1672                 win_data = &regs->reg_win_data[i];
1673                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1674                         if (win_data->reg_area_data[j].acq_fence) {
1675                                 /* printk("acq_fence wait!!!!!\n"); */
1676                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1677                         }
1678                 }
1679         }
1680
1681         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1682                 win = dev_drv->win[i];
1683                 win_data = rk_fb_get_win_data(regs, i);
1684                 if (win_data) {
1685                         rk_fb_update_driver(win, win_data);
1686                         win->state = 1;
1687                         dev_drv->ops->set_par(dev_drv, i);
1688                         dev_drv->ops->pan_display(dev_drv, i);
1689 #if defined(CONFIG_ROCKCHIP_IOMMU)
1690                         if (dev_drv->iommu_enabled) {
1691                                 g_last_addr[i] = win_data->reg_area_data[0].smem_start +
1692                                         win_data->reg_area_data[0].y_offset;
1693                         }
1694 #endif
1695                 } else {
1696                         win->z_order = -1;
1697                         win->state = 0;
1698                 }
1699         }
1700         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1701
1702         if ((rk_fb->disp_mode == DUAL)
1703             && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1704             && hdmi_switch_complete) {
1705                 ext_dev_drv = rk_get_extend_lcdc_drv();
1706                 if (!ext_dev_drv) {
1707                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1708                         goto ext_win_exit;
1709                 }
1710
1711                 /* win0 and win1 have only one area and support scale
1712                  * but win2 and win3 don't support scale
1713                  * so hdmi only use win0 or win1
1714                  */
1715                 for (i = 0; i < 2; i++) {
1716                         win = dev_drv->win[i];
1717                         ext_win = ext_dev_drv->win[i];
1718                         ext_win->state = win->state;
1719                         if (!ext_win->state)
1720                                 continue;
1721
1722                         rk_fb_update_hdmi_win(ext_win, win);
1723
1724                         if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
1725                                 rk_fb_win_rotate(ext_win, win,
1726                                                  ext_dev_drv->rotate_mode);
1727
1728                         ext_dev_drv->ops->set_par(ext_dev_drv, i);
1729                         ext_dev_drv->ops->pan_display(ext_dev_drv, i);
1730                 }
1731
1732                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1733         }
1734 ext_win_exit:
1735         dev_drv->ops->cfg_done(dev_drv);
1736
1737         do {
1738                 timestamp = dev_drv->vsync_info.timestamp;
1739                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1740                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1741                                 msecs_to_jiffies(25));
1742                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1743                 wait_for_vsync = false;
1744                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1745                         if (dev_drv->win[i]->state == 1) {
1746                                 u32 new_start =
1747                                     dev_drv->win[i]->area[0].smem_start +
1748                                     dev_drv->win[i]->area[0].y_offset;
1749                                 u32 reg_start = dsp_addr[i];
1750
1751                                 if (unlikely(new_start != reg_start)) {
1752                                         wait_for_vsync = true;
1753                                         dev_info(dev_drv->dev,
1754                                                "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1755                                                i, new_start, reg_start, 101 - count);
1756                                         break;
1757                                 }
1758                         }
1759                 }
1760         } while (wait_for_vsync && count--);
1761 #ifdef H_USE_FENCE
1762         sw_sync_timeline_inc(dev_drv->timeline, 1);
1763 #endif
1764         if (!g_first_buf) {
1765 #if defined(CONFIG_ROCKCHIP_IOMMU)
1766                 if (dev_drv->iommu_enabled) {
1767                         freed_index = 0;
1768                         g_last_timeout = timeout;
1769                 }
1770 #endif
1771                 for (i = 0; i < g_last_win_num; i++)
1772                         rk_fb_free_dma_buf(dev_drv, &g_reg_win_data[i]);
1773
1774 #if defined(CONFIG_ROCKCHIP_IOMMU)
1775                 if (dev_drv->iommu_enabled)
1776                         freed_addr[freed_index] = 0xfefefefe;
1777 #endif
1778         }
1779         for (i = 0; i < regs->win_num; i++) {
1780                 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]),
1781                        sizeof(struct rk_fb_reg_win_data));
1782         }
1783         g_last_win_num = regs->win_num;
1784         g_first_buf = 0;
1785 }
1786
1787 static void rk_fb_update_regs_handler(struct kthread_work *work)
1788 {
1789         struct rk_lcdc_driver *dev_drv =
1790             container_of(work, struct rk_lcdc_driver, update_regs_work);
1791         struct rk_fb_reg_data *data, *next;
1792         /* struct list_head saved_list; */
1793
1794         mutex_lock(&dev_drv->update_regs_list_lock);
1795         saved_list = dev_drv->update_regs_list;
1796         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1797         mutex_unlock(&dev_drv->update_regs_list_lock);
1798
1799         list_for_each_entry_safe(data, next, &saved_list, list) {
1800                 rk_fb_update_reg(dev_drv, data);
1801                 list_del(&data->list);
1802                 kfree(data);
1803         }
1804
1805         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1806                 wake_up(&dev_drv->update_regs_wait);
1807 }
1808
1809 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1810                                   struct rk_screen *screen)
1811 {
1812         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1813             (area_par->xact <= 0) || (area_par->yact <= 0) ||
1814             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1815                 pr_err("check config var fail 0:\n"
1816                        "x_offset=%d,xact=%d,xvir=%d\n",
1817                        area_par->x_offset, area_par->xact, area_par->xvir);
1818                 return -EINVAL;
1819         }
1820
1821         if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1822             (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1823             (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1824                 pr_err("check config var fail 1:\n"
1825                        "xpos=%d,xsize=%d,xres=%d\n"
1826                        "ypos=%d,ysize=%d,yres=%d\n",
1827                        area_par->xpos, area_par->xsize, screen->mode.xres,
1828                        area_par->ypos, area_par->ysize, screen->mode.yres);
1829                 return -EINVAL;
1830         }
1831         return 0;
1832 }
1833
1834 static int rk_fb_set_win_buffer(struct fb_info *info,
1835                                 struct rk_fb_win_par *win_par,
1836                                 struct rk_fb_reg_win_data *reg_win_data)
1837 {
1838         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1839         struct fb_fix_screeninfo *fix = &info->fix;
1840         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1841         struct rk_screen *screen = dev_drv->cur_screen;
1842         struct fb_info *fbi = rk_fb->fb[0];
1843         int i, ion_fd, acq_fence_fd;
1844         u32 xvir, yvir;
1845         u32 xoffset, yoffset;
1846
1847         struct ion_handle *hdl;
1848         size_t len;
1849         int index_buf;
1850         u8 fb_data_fmt;
1851         u8 pixel_width;
1852         u32 vir_width_bit;
1853         u32 stride, uv_stride;
1854         u32 stride_32bit_1;
1855         u32 stride_32bit_2;
1856         u16 uv_x_off, uv_y_off, uv_y_act;
1857         u8 is_pic_yuv = 0;
1858         u8 ppixel_a = 0, global_a = 0;
1859         ion_phys_addr_t phy_addr;
1860
1861         reg_win_data->reg_area_data[0].smem_start = -1;
1862         reg_win_data->area_num = 0;
1863         fbi = rk_fb->fb[reg_win_data->win_id];
1864         if (win_par->area_par[0].phy_addr == 0) {
1865                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1866                         ion_fd = win_par->area_par[i].ion_fd;
1867                         if (ion_fd > 0) {
1868                                 hdl =
1869                                     ion_import_dma_buf(rk_fb->ion_client,
1870                                                        ion_fd);
1871                                 if (IS_ERR(hdl)) {
1872                                         pr_info
1873                                             ("%s: Could not import handle: %d\n",
1874                                              __func__, (int)hdl);
1875                                         /*return -EINVAL; */
1876                                         break;
1877                                 }
1878                                 fbi->screen_base =
1879                                     ion_map_kernel(rk_fb->ion_client, hdl);
1880                                 reg_win_data->area_num++;
1881                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
1882 #ifndef CONFIG_ROCKCHIP_IOMMU
1883                                 ion_phys(rk_fb->ion_client, hdl, &phy_addr,
1884                                          &len);
1885 #else
1886                                 if (dev_drv->iommu_enabled)
1887                                         ion_map_iommu(dev_drv->dev,
1888                                                       rk_fb->ion_client,
1889                                                       hdl,
1890                                                       (unsigned long *)&phy_addr,
1891                                                       (unsigned long *)&len);
1892                                 else
1893                                         ion_phys(rk_fb->ion_client, hdl,
1894                                                  &phy_addr, &len);
1895 #endif
1896                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1897                                 reg_win_data->area_buf_num++;
1898                                 reg_win_data->reg_area_data[i].index_buf = 1;
1899                         }
1900                 }
1901         } else {
1902                 reg_win_data->reg_area_data[0].smem_start =
1903                     win_par->area_par[0].phy_addr;
1904                 reg_win_data->area_num = 1;
1905                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
1906         }
1907
1908         if (reg_win_data->area_num == 0)
1909                 return 0;
1910
1911         for (i = 0; i < reg_win_data->area_num; i++) {
1912                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1913                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1914                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
1915                         reg_win_data->reg_area_data[i].acq_fence =
1916                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1917                 }
1918         }
1919         fb_data_fmt = rk_fb_data_fmt(win_par->data_format, 0);
1920         reg_win_data->data_format = fb_data_fmt;
1921         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1922
1923         ppixel_a = ((fb_data_fmt == ARGB888) ||
1924                     (fb_data_fmt == ABGR888)) ? 1 : 0;
1925         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
1926         reg_win_data->alpha_en = ppixel_a | global_a;
1927         reg_win_data->g_alpha_val = win_par->g_alpha_val;
1928         reg_win_data->alpha_mode = win_par->alpha_mode;
1929         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1930                 reg_win_data->z_order = win_par->z_order;
1931                 reg_win_data->win_id = win_par->win_id;
1932         } else {
1933                 reg_win_data->z_order = -1;
1934                 reg_win_data->win_id = -1;
1935         }
1936         for (i = 0; i < reg_win_data->area_num; i++) {
1937                 rk_fb_check_config_var(&win_par->area_par[i], screen);
1938                 /* visiable pos in panel */
1939                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
1940                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1941
1942                 /* realy size in panel */
1943                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
1944                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
1945
1946                 /* realy size in panel */
1947                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
1948                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
1949
1950                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
1951                 yoffset = win_par->area_par[i].y_offset;
1952                 xvir = win_par->area_par[i].xvir;
1953                 reg_win_data->reg_area_data[i].xvir = xvir;
1954                 yvir = win_par->area_par[i].yvir;
1955                 reg_win_data->reg_area_data[i].yvir = yvir;
1956
1957                 vir_width_bit = pixel_width * xvir;
1958                 /* pixel_width = byte_num*8 */
1959                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
1960                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
1961
1962                 stride = stride_32bit_1;        /* default rgb */
1963                 fix->line_length = stride;
1964                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1965
1966                 /* x y mirror ,jump line
1967                  * reg_win_data->reg_area_data[i].y_offset =
1968                  *              yoffset*stride+xoffset*pixel_width/8;
1969                  */
1970                 if (screen->y_mirror == 1) {
1971                         if (screen->interlace == 1) {
1972                                 reg_win_data->reg_area_data[i].y_offset =
1973                                     yoffset * stride * 2 +
1974                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
1975                                     xoffset * pixel_width / 8;
1976                         } else {
1977                                 reg_win_data->reg_area_data[i].y_offset =
1978                                     yoffset * stride +
1979                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
1980                                     xoffset * pixel_width / 8;
1981                         }
1982                 } else {
1983                         if (screen->interlace == 1) {
1984                                 reg_win_data->reg_area_data[i].y_offset =
1985                                     yoffset * stride * 2 +
1986                                     xoffset * pixel_width / 8;
1987                         } else {
1988                                 reg_win_data->reg_area_data[i].y_offset =
1989                                     yoffset * stride +
1990                                     xoffset * pixel_width / 8;
1991                         }
1992                 }
1993         }
1994         switch (fb_data_fmt) {
1995         case YUV422:
1996         case YUV422_A:
1997                 is_pic_yuv = 1;
1998                 stride = stride_32bit_1;
1999                 uv_stride = stride_32bit_1 >> 1;
2000                 uv_x_off = xoffset >> 1;
2001                 uv_y_off = yoffset;
2002                 fix->line_length = stride;
2003                 uv_y_act = win_par->area_par[0].yact >> 1;
2004                 break;
2005         case YUV420:            /* 420sp */
2006         case YUV420_A:
2007                 is_pic_yuv = 1;
2008                 stride = stride_32bit_1;
2009                 uv_stride = stride_32bit_1;
2010                 uv_x_off = xoffset;
2011                 uv_y_off = yoffset >> 1;
2012                 fix->line_length = stride;
2013                 uv_y_act = win_par->area_par[0].yact >> 1;
2014                 break;
2015         case YUV444:
2016         case YUV444_A:
2017                 is_pic_yuv = 1;
2018                 stride = stride_32bit_1;
2019                 uv_stride = stride_32bit_2;
2020                 uv_x_off = xoffset * 2;
2021                 uv_y_off = yoffset;
2022                 fix->line_length = stride << 2;
2023                 uv_y_act = win_par->area_par[0].yact;
2024                 break;
2025         default:
2026                 break;
2027         }
2028         if (is_pic_yuv == 1) {
2029                 reg_win_data->reg_area_data[0].cbr_start =
2030                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2031                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2032                 if (screen->y_mirror == 1) {
2033                         if (screen->interlace == 1) {
2034                                 reg_win_data->reg_area_data[0].c_offset =
2035                                     uv_y_off * uv_stride * 2 +
2036                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2037                                     uv_x_off * pixel_width / 8;
2038                         } else {
2039                                 reg_win_data->reg_area_data[0].c_offset =
2040                                     uv_y_off * uv_stride +
2041                                     (uv_y_act - 1) * uv_stride +
2042                                     uv_x_off * pixel_width / 8;
2043                         }
2044                 } else {
2045                         if (screen->interlace == 1) {
2046                                 reg_win_data->reg_area_data[0].c_offset =
2047                                     uv_y_off * uv_stride * 2 +
2048                                     uv_x_off * pixel_width / 8;
2049                         } else {
2050                                 reg_win_data->reg_area_data[0].c_offset =
2051                                     uv_y_off * uv_stride +
2052                                     uv_x_off * pixel_width / 8;
2053                         }
2054                 }
2055         }
2056         return 0;
2057 }
2058
2059 static int rk_fb_set_win_config(struct fb_info *info,
2060                                 struct rk_fb_win_cfg_data *win_data)
2061 {
2062         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2063         struct rk_fb_reg_data *regs;
2064 #ifdef H_USE_FENCE
2065         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2066         struct sync_fence *retire_fence;
2067         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2068         struct sync_pt *retire_sync_pt;
2069         char fence_name[20];
2070 #endif
2071         int ret = 0, i, j = 0;
2072         int list_is_empty = 0;
2073
2074         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2075         if (!regs) {
2076                 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2077                 ret = -ENOMEM;
2078                 return ret;
2079         }
2080
2081 /*
2082         regs->post_cfg.xpos = win_data->post_cfg.xpos;
2083         regs->post_cfg.ypos = win_data->post_cfg.ypos;
2084         regs->post_cfg.xsize = win_data->post_cfg.xsize;
2085         regs->post_cfg.ysize = win_data->post_cfg.xsize;
2086 */
2087
2088         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2089                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2090                         rk_fb_set_win_buffer(info, &win_data->win_par[i],
2091                                              &regs->reg_win_data[j]);
2092                         if (regs->reg_win_data[j].area_num > 0) {
2093                                 regs->win_num++;
2094                                 regs->buf_num +=
2095                                     regs->reg_win_data[j].area_buf_num;
2096                         }
2097                         j++;
2098                 } else {
2099                         printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2100                         printk(KERN_INFO "i=%d,win_id=%d\n", i,
2101                                win_data->win_par[i].win_id);
2102                 }
2103         }
2104
2105         mutex_lock(&dev_drv->output_lock);
2106         if (!(dev_drv->suspend_flag == 0)) {
2107                 rk_fb_update_reg(dev_drv, regs);
2108                 kfree(regs);
2109                 printk(KERN_INFO "suspend_flag = 1\n");
2110                 goto err;
2111         }
2112
2113         dev_drv->timeline_max++;
2114 #ifdef H_USE_FENCE
2115         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2116                 if (i < regs->buf_num) {
2117                         sprintf(fence_name, "fence%d", i);
2118                         win_data->rel_fence_fd[i] = get_unused_fd();
2119                         if (win_data->rel_fence_fd[i] < 0) {
2120                                 printk(KERN_INFO "rel_fence_fd=%d\n",
2121                                        win_data->rel_fence_fd[i]);
2122                                 ret = -EFAULT;
2123                                 goto err;
2124                         }
2125                         release_sync_pt[i] =
2126                             sw_sync_pt_create(dev_drv->timeline,
2127                                               dev_drv->timeline_max);
2128                         release_fence[i] =
2129                             sync_fence_create(fence_name, release_sync_pt[i]);
2130                         sync_fence_install(release_fence[i],
2131                                            win_data->rel_fence_fd[i]);
2132                 } else {
2133                         win_data->rel_fence_fd[i] = -1;
2134                 }
2135         }
2136
2137         win_data->ret_fence_fd = get_unused_fd();
2138         if (win_data->ret_fence_fd < 0) {
2139                 printk("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2140                 ret = -EFAULT;
2141                 goto err;
2142         }
2143         retire_sync_pt =
2144             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2145         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2146         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2147 #else
2148         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2149                 win_data->rel_fence_fd[i] = -1;
2150
2151         win_data->ret_fence_fd = -1;
2152 #endif
2153         if (dev_drv->wait_fs == 0) {
2154                 mutex_lock(&dev_drv->update_regs_list_lock);
2155                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2156                 mutex_unlock(&dev_drv->update_regs_list_lock);
2157                 queue_kthread_work(&dev_drv->update_regs_worker,
2158                                    &dev_drv->update_regs_work);
2159         } else {
2160                 mutex_lock(&dev_drv->update_regs_list_lock);
2161                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2162                                         list_empty(&saved_list);
2163                 mutex_unlock(&dev_drv->update_regs_list_lock);
2164                 if (!list_is_empty) {
2165                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2166                                 list_empty(&dev_drv->update_regs_list) && list_empty(&saved_list),
2167                                 msecs_to_jiffies(60));
2168                         if (ret > 0)
2169                                 rk_fb_update_reg(dev_drv, regs);
2170                         else
2171                                 printk("%s: wait update_regs_wait timeout\n", __func__);
2172                 } else if (ret == 0) {
2173                         rk_fb_update_reg(dev_drv, regs);
2174                 }
2175                 kfree(regs);
2176         }
2177
2178 err:
2179         mutex_unlock(&dev_drv->output_lock);
2180         return ret;
2181 }
2182
2183 #if 1
2184 static int cfgdone_distlist[10] = { 0 };
2185
2186 static int cfgdone_index;
2187 static int cfgdone_lasttime;
2188
2189 int rk_get_real_fps(int before)
2190 {
2191         struct timespec now;
2192         int dist_curr;
2193         int dist_total = 0;
2194         int dist_count = 0;
2195         int dist_first = 0;
2196
2197         int index = cfgdone_index;
2198         int i = 0, fps = 0;
2199         int total;
2200
2201         if (before > 100)
2202                 before = 100;
2203         if (before < 0)
2204                 before = 0;
2205
2206         getnstimeofday(&now);
2207         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2208                         cfgdone_lasttime;
2209         total = dist_curr;
2210         /*
2211            printk("fps: ");
2212          */
2213         for (i = 0; i < 10; i++) {
2214                 if (--index < 0)
2215                         index = 9;
2216                 total += cfgdone_distlist[index];
2217                 if (i == 0)
2218                         dist_first = cfgdone_distlist[index];
2219                 if (total < (before * 1000)) {
2220                         /*
2221                            printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2222                          */
2223                         dist_total += cfgdone_distlist[index];
2224                         dist_count++;
2225                 } else {
2226                         break;
2227                 }
2228         }
2229
2230         /*
2231            printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2232          */
2233         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2234         dist_total += dist_curr;
2235         dist_count++;
2236
2237         if (dist_total > 0)
2238                 fps = (1000000 * dist_count) / dist_total;
2239         else
2240                 fps = 60;
2241
2242         /*
2243            printk("curr2 %d, fps=%d\n", dist_curr, fps);
2244          */
2245         return fps;
2246 }
2247 EXPORT_SYMBOL(rk_get_real_fps);
2248
2249 #endif
2250 #ifdef CONFIG_ROCKCHIP_IOMMU
2251 #define ION_MAX 10
2252 static struct ion_handle *ion_hanle[ION_MAX];
2253 #endif
2254 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2255                        unsigned long arg)
2256 {
2257         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2258         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2259         struct fb_fix_screeninfo *fix = &info->fix;
2260         int fb_id = 0, extend_win_id = 0;
2261         struct fb_info *extend_info = NULL;
2262         struct rk_lcdc_driver *extend_dev_drv = NULL;
2263         struct rk_lcdc_win *extend_win = NULL;
2264         struct rk_lcdc_win *win;
2265         int enable;     /* enable fb:1 enable;0 disable */
2266         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2267         int num_buf;    /* buffer_number */
2268         int ret;
2269         struct rk_fb_win_cfg_data win_data;
2270         unsigned int dsp_addr[4];
2271         int list_stat;
2272
2273         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2274
2275         void __user *argp = (void __user *)arg;
2276         win = dev_drv->win[win_id];
2277         if (rk_fb->disp_mode == DUAL) {
2278                 fb_id = get_extend_fb_id(info);
2279                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2280                 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2281                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2282                                                             extend_info->fix.id);
2283                 extend_win = extend_dev_drv->win[extend_win_id];
2284         }
2285
2286         switch (cmd) {
2287         case RK_FBIOSET_YUV_ADDR:
2288                 {
2289                         u32 yuv_phy[2];
2290
2291                         if (copy_from_user(yuv_phy, argp, 8))
2292                                 return -EFAULT;
2293                         #ifdef CONFIG_ROCKCHIP_IOMMU
2294                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2295                         #endif
2296                                 fix->smem_start = yuv_phy[0];
2297                                 fix->mmio_start = yuv_phy[1];
2298                         #ifdef CONFIG_ROCKCHIP_IOMMU
2299                         } else {
2300                                 int usr_fd, offset, tmp;
2301                                 struct ion_handle *hdl;
2302                                 ion_phys_addr_t phy_addr;
2303                                 size_t len;
2304
2305                                 usr_fd = yuv_phy[0];
2306                                 offset = yuv_phy[1] - yuv_phy[0];
2307
2308                                 if (!usr_fd) {
2309                                         fix->smem_start = 0;
2310                                         fix->mmio_start = 0;
2311                                         break;
2312                                 }
2313
2314                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2315                                 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2316                                                 (unsigned long *)&phy_addr, (unsigned long *)&len);
2317
2318                                 fix->smem_start = phy_addr;
2319                                 fix->mmio_start = phy_addr + offset;
2320
2321                                 if (ion_hanle[ION_MAX - 1] != 0) {
2322                                         ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2323                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2324                                 }
2325                                 ion_hanle[0] = hdl;
2326
2327                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2328                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2329                                 ion_hanle[0] = 0;
2330                         }
2331                         #endif
2332                         break;
2333                 }
2334         case RK_FBIOSET_ENABLE:
2335                 if (copy_from_user(&enable, argp, sizeof(enable)))
2336                         return -EFAULT;
2337                 dev_drv->ops->open(dev_drv, win_id, enable);
2338                 break;
2339         case RK_FBIOGET_ENABLE:
2340                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
2341                 if (copy_to_user(argp, &enable, sizeof(enable)))
2342                         return -EFAULT;
2343                 break;
2344         case RK_FBIOSET_OVERLAY_STA:
2345                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2346                         return -EFAULT;
2347                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2348                 break;
2349         case RK_FBIOGET_OVERLAY_STA:
2350                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2351                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2352                         return -EFAULT;
2353                 break;
2354         case RK_FBIOPUT_NUM_BUFFERS:
2355                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2356                         return -EFAULT;
2357                 dev_drv->num_buf = num_buf;
2358                 break;
2359         case RK_FBIOSET_VSYNC_ENABLE:
2360                 if (copy_from_user(&enable, argp, sizeof(enable)))
2361                         return -EFAULT;
2362                 dev_drv->vsync_info.active = enable;
2363                 break;
2364
2365         case RK_FBIOGET_DSP_ADDR:
2366                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2367                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2368                         return -EFAULT;
2369                 break;
2370         case RK_FBIOGET_LIST_STA:
2371                 list_stat = rk_fb_get_list_stat(dev_drv);
2372                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2373                         return -EFAULT;
2374
2375                 break;
2376         case RK_FBIOGET_IOMMU_STA:
2377                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2378                                  sizeof(dev_drv->iommu_enabled)))
2379                         return -EFAULT;
2380                 break;
2381 #if defined(CONFIG_ION_ROCKCHIP)
2382         case RK_FBIOSET_DMABUF_FD:
2383                 {
2384                         int usr_fd;
2385                         struct ion_handle *hdl;
2386                         ion_phys_addr_t phy_addr;
2387                         size_t len;
2388                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2389                                 return -EFAULT;
2390                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2391                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2392                         fix->smem_start = phy_addr;
2393                         break;
2394                 }
2395         case RK_FBIOGET_DMABUF_FD:
2396                 {
2397                         int fd =
2398                             ion_share_dma_buf_fd(rk_fb->ion_client,
2399                                                  win->area[0].ion_hdl);
2400                         if (fd < 0) {
2401                                 dev_err(info->dev,
2402                                         "ion_share_dma_buf_fd failed\n");
2403                                 return fd;
2404                         }
2405                         if (copy_to_user(argp, &fd, sizeof(fd)))
2406                                 return -EFAULT;
2407                         break;
2408                 }
2409 #endif
2410         case RK_FBIOSET_CLEAR_FB:
2411                 memset(info->screen_base, 0, get_fb_size());
2412                 break;
2413         case RK_FBIOSET_CONFIG_DONE:
2414                 {
2415                         int curr = 0;
2416                         struct timespec now;
2417
2418                         getnstimeofday(&now);
2419                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2420                         cfgdone_distlist[cfgdone_index++] =
2421                             curr - cfgdone_lasttime;
2422                         /*
2423                            printk("%d ", curr - cfgdone_lasttime);
2424                          */
2425                         cfgdone_lasttime = curr;
2426                         if (cfgdone_index >= 10)
2427                                 cfgdone_index = 0;
2428                 }
2429                 if (copy_from_user(&win_data,
2430                                    (struct rk_fb_win_cfg_data __user *)argp,
2431                                    sizeof(win_data))) {
2432                         ret = -EFAULT;
2433                         break;
2434                 };
2435
2436                 dev_drv->wait_fs = win_data.wait_fs;
2437                 rk_fb_set_win_config(info, &win_data);
2438
2439                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2440                                  &win_data, sizeof(win_data))) {
2441                         ret = -EFAULT;
2442                         break;
2443                 }
2444                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2445                 break;
2446         default:
2447                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2448                 break;
2449         }
2450
2451         return 0;
2452 }
2453
2454 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2455 {
2456         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2457         struct fb_fix_screeninfo *fix = &info->fix;
2458         int win_id;
2459 #if defined(CONFIG_RK_HDMI)
2460         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2461 #endif
2462
2463         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2464         if (win_id < 0)
2465                 return -ENODEV;
2466 #if defined(CONFIG_RK_HDMI)
2467         if ((rk_fb->disp_mode == ONE_DUAL) &&
2468             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2469                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2470         } else
2471 #endif
2472         {
2473                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2474         }
2475         return 0;
2476 }
2477
2478 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2479 {
2480         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2481             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2482             ((16 != var->bits_per_pixel) &&
2483             (32 != var->bits_per_pixel) &&
2484             (24 != var->bits_per_pixel))) {
2485                 dev_err(info->dev, "%s check var fail 1:\n"
2486                         "xres_vir:%d>>yres_vir:%d\n"
2487                         "xres:%d>>yres:%d\n"
2488                         "bits_per_pixel:%d\n",
2489                         info->fix.id,
2490                         var->xres_virtual,
2491                         var->yres_virtual,
2492                         var->xres, var->yres, var->bits_per_pixel);
2493                 return -EINVAL;
2494         }
2495
2496         if (((var->xoffset + var->xres) > var->xres_virtual) ||
2497             ((var->yoffset + var->yres) > (var->yres_virtual))) {
2498                 dev_err(info->dev, "%s check_var fail 2:\n"
2499                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2500                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2501                         info->fix.id,
2502                         var->xoffset,
2503                         var->xres,
2504                         var->xres_virtual,
2505                         var->yoffset, var->yres, var->yres_virtual);
2506                 return -EINVAL;
2507         }
2508
2509         return 0;
2510 }
2511
2512 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2513                           size_t count, loff_t *ppos)
2514 {
2515         unsigned long p = *ppos;
2516         u8 *buffer, *dst;
2517         u8 __iomem *src;
2518         int c, cnt = 0, err = 0;
2519         unsigned long total_size;
2520         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2521         struct rk_lcdc_win *win = NULL;
2522         int win_id = 0;
2523
2524         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2525         if (win_id < 0)
2526                 return -ENODEV;
2527         else
2528                 win = dev_drv->win[win_id];
2529
2530         /* only read the current frame buffer */
2531         if (win->format == RGB565) {
2532                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2533         } else if (win->format == YUV420) {
2534                 total_size =
2535                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
2536         } else {
2537                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2538         }
2539         if (p >= total_size)
2540                 return 0;
2541
2542         if (count >= total_size)
2543                 count = total_size;
2544
2545         if (count + p > total_size)
2546                 count = total_size - p;
2547
2548         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2549         if (!buffer)
2550                 return -ENOMEM;
2551
2552         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2553
2554         while (count) {
2555                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2556                 dst = buffer;
2557                 fb_memcpy_fromfb(dst, src, c);
2558                 dst += c;
2559                 src += c;
2560
2561                 if (copy_to_user(buf, buffer, c)) {
2562                         err = -EFAULT;
2563                         break;
2564                 }
2565                 *ppos += c;
2566                 buf += c;
2567                 cnt += c;
2568                 count -= c;
2569         }
2570
2571         kfree(buffer);
2572
2573         return (err) ? err : cnt;
2574 }
2575
2576 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2577                            size_t count, loff_t *ppos)
2578 {
2579         unsigned long p = *ppos;
2580         u8 *buffer, *src;
2581         u8 __iomem *dst;
2582         int c, cnt = 0, err = 0;
2583         unsigned long total_size;
2584         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2585         struct rk_lcdc_win *win = NULL;
2586         int win_id = 0;
2587
2588         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2589         if (win_id < 0)
2590                 return -ENODEV;
2591         else
2592                 win = dev_drv->win[win_id];
2593
2594         /* write the current frame buffer */
2595         if (win->format == RGB565)
2596                 total_size = win->area[0].xact * win->area[0].yact << 1;
2597         else
2598                 total_size = win->area[0].xact * win->area[0].yact << 2;
2599
2600         if (p > total_size)
2601                 return -EFBIG;
2602
2603         if (count > total_size) {
2604                 err = -EFBIG;
2605                 count = total_size;
2606         }
2607
2608         if (count + p > total_size) {
2609                 if (!err)
2610                         err = -ENOSPC;
2611
2612                 count = total_size - p;
2613         }
2614
2615         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2616         if (!buffer)
2617                 return -ENOMEM;
2618
2619         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2620
2621         while (count) {
2622                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2623                 src = buffer;
2624
2625                 if (copy_from_user(src, buf, c)) {
2626                         err = -EFAULT;
2627                         break;
2628                 }
2629
2630                 fb_memcpy_tofb(dst, src, c);
2631                 dst += c;
2632                 src += c;
2633                 *ppos += c;
2634                 buf += c;
2635                 cnt += c;
2636                 count -= c;
2637         }
2638
2639         kfree(buffer);
2640
2641         return (cnt) ? cnt : err;
2642 }
2643
2644 static int rk_fb_set_par(struct fb_info *info)
2645 {
2646         struct fb_var_screeninfo *var = &info->var;
2647         struct fb_fix_screeninfo *fix = &info->fix;
2648         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2649         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2650         int fb_id, extend_win_id = 0;
2651         struct fb_info *extend_info = NULL;
2652         struct rk_lcdc_driver *extend_dev_drv = NULL;
2653         struct rk_lcdc_win *extend_win = NULL;
2654         struct rk_lcdc_win *win = NULL;
2655         struct rk_screen *screen = dev_drv->cur_screen;
2656         struct rk_screen screen_primary;
2657         int win_id = 0;
2658         u32 cblen = 0, crlen = 0;
2659         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
2660         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
2661         u32 yoffset = var->yoffset;
2662         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
2663         u16 ypos = (var->nonstd >> 20) & 0xfff;
2664         u32 xvir = var->xres_virtual;
2665         u32 yvir = var->yres_virtual;
2666         u8 data_format = var->nonstd & 0xff;
2667         u8 fb_data_fmt;
2668         u8 pixel_width;
2669         u32 vir_width_bit;
2670         u32 stride, uv_stride;
2671         u32 stride_32bit_1;
2672         u32 stride_32bit_2;
2673         u16 uv_x_off, uv_y_off, uv_y_act;
2674         u8 is_pic_yuv = 0;
2675
2676         var->pixclock = dev_drv->pixclock;
2677         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2678         if (win_id < 0)
2679                 return -ENODEV;
2680         else
2681                 win = dev_drv->win[win_id];
2682         if (rk_fb->disp_mode == DUAL) {
2683                 fb_id = get_extend_fb_id(info);
2684                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2685                 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2686                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2687                                                             extend_info->fix.
2688                                                             id);
2689                 extend_win = extend_dev_drv->win[extend_win_id];
2690         }
2691         /* if the application has specific the horizontal and vertical display size */
2692         if (var->grayscale >> 8) {
2693                 xsize = (var->grayscale >> 8) & 0xfff;
2694                 ysize = (var->grayscale >> 20) & 0xfff;
2695         } else {                /*ohterwise  full  screen display */
2696                 xsize = screen->mode.xres;
2697                 ysize = screen->mode.yres;
2698         }
2699
2700 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2701 /*save winameter set by android*/
2702         if (rk_fb->disp_mode != DUAL) {
2703                 if (screen->screen_id == 0) {
2704                         dev_drv->screen0->xsize = xsize;
2705                         dev_drv->screen0->ysize = ysize;
2706                         dev_drv->screen0->xpos = xpos;
2707                         dev_drv->screen0->ypos = ypos;
2708                 } else {
2709                         xsize = dev_drv->screen1->xsize;
2710                         ysize = dev_drv->screen1->ysize;
2711                         xpos = dev_drv->screen1->xpos;
2712                         ypos = dev_drv->screen1->ypos;
2713                 }
2714         }
2715
2716         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
2717         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2718         vir_width_bit = pixel_width * xvir;
2719         /* pixel_width = byte_num * 8 */
2720         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
2721         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
2722
2723         switch (fb_data_fmt) {
2724         case YUV422:
2725         case YUV422_A:
2726                 is_pic_yuv = 1;
2727                 stride = stride_32bit_1;
2728                 uv_stride = stride_32bit_1 >> 1;
2729                 uv_x_off = xoffset >> 1;
2730                 uv_y_off = yoffset;
2731                 fix->line_length = stride;
2732                 cblen = crlen = (xvir * yvir) >> 1;
2733                 uv_y_act = win->area[0].yact >> 1;
2734                 break;
2735         case YUV420:            /* 420sp */
2736         case YUV420_A:
2737                 is_pic_yuv = 1;
2738                 stride = stride_32bit_1;
2739                 uv_stride = stride_32bit_1;
2740                 uv_x_off = xoffset;
2741                 uv_y_off = yoffset >> 1;
2742                 fix->line_length = stride;
2743                 cblen = crlen = (xvir * yvir) >> 2;
2744                 uv_y_act = win->area[0].yact >> 1;
2745                 break;
2746         case YUV444:
2747         case YUV444_A:
2748                 is_pic_yuv = 1;
2749                 stride = stride_32bit_1;
2750                 uv_stride = stride_32bit_2;
2751                 uv_x_off = xoffset * 2;
2752                 uv_y_off = yoffset;
2753                 fix->line_length = stride << 2;
2754                 cblen = crlen = (xvir * yvir);
2755                 uv_y_act = win->area[0].yact;
2756                 break;
2757         default:
2758                 stride = stride_32bit_1;        /* default rgb */
2759                 fix->line_length = stride;
2760                 break;
2761         }
2762
2763         /* x y mirror ,jump line */
2764         if (screen->y_mirror == 1) {
2765                 if (screen->interlace == 1) {
2766                         win->area[0].y_offset = yoffset * stride * 2 +
2767                             ((win->area[0].yact - 1) * 2 + 1) * stride +
2768                             xoffset * pixel_width / 8;
2769                 } else {
2770                         win->area[0].y_offset = yoffset * stride +
2771                             (win->area[0].yact - 1) * stride +
2772                             xoffset * pixel_width / 8;
2773                 }
2774         } else {
2775                 if (screen->interlace == 1) {
2776                         win->area[0].y_offset =
2777                             yoffset * stride * 2 + xoffset * pixel_width / 8;
2778                 } else {
2779                         win->area[0].y_offset =
2780                             yoffset * stride + xoffset * pixel_width / 8;
2781                 }
2782         }
2783         if (is_pic_yuv == 1) {
2784                 if (screen->y_mirror == 1) {
2785                         if (screen->interlace == 1) {
2786                                 win->area[0].c_offset =
2787                                     uv_y_off * uv_stride * 2 +
2788                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2789                                     uv_x_off * pixel_width / 8;
2790                         } else {
2791                                 win->area[0].c_offset = uv_y_off * uv_stride +
2792                                     (uv_y_act - 1) * uv_stride +
2793                                     uv_x_off * pixel_width / 8;
2794                         }
2795                 } else {
2796                         if (screen->interlace == 1) {
2797                                 win->area[0].c_offset =
2798                                     uv_y_off * uv_stride * 2 +
2799                                     uv_x_off * pixel_width / 8;
2800                         } else {
2801                                 win->area[0].c_offset =
2802                                     uv_y_off * uv_stride +
2803                                     uv_x_off * pixel_width / 8;
2804                         }
2805                 }
2806         }
2807
2808         rk_fb_get_prmry_screen(&screen_primary);
2809         win->format = fb_data_fmt;
2810         win->area[0].y_vir_stride = stride >> 2;
2811         win->area[0].uv_vir_stride = uv_stride >> 2;
2812         win->area[0].xpos = xpos*screen->mode.xres/screen_primary.mode.xres;
2813         win->area[0].ypos = ypos*screen->mode.yres/screen_primary.mode.yres;
2814         win->area[0].xsize = screen->mode.xres*xsize/screen_primary.mode.xres;
2815         win->area[0].ysize = screen->mode.yres*ysize/screen_primary.mode.yres;
2816         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
2817         win->area[0].yact = var->yres;
2818         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
2819         win->area[0].yvir = var->yres_virtual;
2820
2821         win->area_num = 1;
2822         win->alpha_mode = 4;    /* AB_SRC_OVER; */
2823         win->alpha_en = ((win->format == ARGB888) ||
2824                          (win->format == ABGR888)) ? 1 : 0;
2825         win->g_alpha_val = 0;
2826
2827         if (rk_fb->disp_mode == DUAL) {
2828                 if (extend_win->state && (hdmi_switch_complete)) {
2829                         if (info != extend_info) {
2830                                 if (win->area[0].xact < win->area[0].yact) {
2831                                         extend_win->area[0].xact =
2832                                             win->area[0].yact;
2833                                         extend_win->area[0].yact =
2834                                             win->area[0].xact;
2835                                         extend_win->area[0].xvir =
2836                                             win->area[0].yact;
2837                                         extend_info->var.xres = var->yres;
2838                                         extend_info->var.yres = var->xres;
2839                                         extend_info->var.xres_virtual =
2840                                             var->yres;
2841                                 } else {
2842                                         extend_win->area[0].xact =
2843                                             win->area[0].xact;
2844                                         extend_win->area[0].yact =
2845                                             win->area[0].yact;
2846                                         extend_win->area[0].xvir =
2847                                             win->area[0].xvir;
2848                                         extend_info->var.xres = var->xres;
2849                                         extend_info->var.yres = var->yres;
2850                                         extend_info->var.xres_virtual =
2851                                             var->xres_virtual;
2852                                 }
2853                                 extend_win->area[0].y_vir_stride =
2854                                     win->area[0].y_vir_stride;
2855                                 extend_win->area[0].uv_vir_stride =
2856                                     win->area[0].uv_vir_stride;
2857                                 if (win->area[0].xpos != 0 ||
2858                                     win->area[0].ypos != 0) {
2859                                         extend_win->area[0].xsize =
2860                                             (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2861                                         extend_win->area[0].ysize =
2862                                             (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2863                                         extend_win->area[0].xpos =
2864                                             ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1) +
2865                                             extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2866                                         extend_win->area[0].ypos =
2867                                             ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1) +
2868                                             extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2869                                 } else {        /* the display image of the primary screen is full screen size */
2870                                         extend_win->area[0].xpos =
2871                                             (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2872                                         extend_win->area[0].ypos =
2873                                             (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2874                                         extend_win->area[0].xsize =
2875                                             extend_dev_drv->cur_screen->xsize;
2876                                         extend_win->area[0].ysize =
2877                                             extend_dev_drv->cur_screen->ysize;
2878                                 }
2879
2880                                 extend_win->area[0].state = 1;
2881                                 extend_win->area_num = 1;
2882                                 extend_win->alpha_en = 0;
2883                                 extend_win->format = win->format;
2884                                 extend_info->var.nonstd &= 0xffffff00;
2885                                 extend_info->var.nonstd |= data_format;
2886                                 extend_dev_drv->ops->set_par(extend_dev_drv,
2887                                                              extend_win_id);
2888                         }
2889                 }
2890         }
2891         dev_drv->ops->set_par(dev_drv, win_id);
2892
2893         return 0;
2894 }
2895
2896 static inline unsigned int chan_to_field(unsigned int chan,
2897                                          struct fb_bitfield *bf)
2898 {
2899         chan &= 0xffff;
2900         chan >>= 16 - bf->length;
2901         return chan << bf->offset;
2902 }
2903
2904 static int fb_setcolreg(unsigned regno,
2905                         unsigned red, unsigned green, unsigned blue,
2906                         unsigned transp, struct fb_info *info)
2907 {
2908         unsigned int val;
2909
2910         switch (info->fix.visual) {
2911         case FB_VISUAL_TRUECOLOR:
2912                 /* true-colour, use pseudo-palette */
2913                 if (regno < 16) {
2914                         u32 *pal = info->pseudo_palette;
2915                         val = chan_to_field(red, &info->var.red);
2916                         val |= chan_to_field(green, &info->var.green);
2917                         val |= chan_to_field(blue, &info->var.blue);
2918                         pal[regno] = val;
2919                 }
2920                 break;
2921         default:
2922                 return -1;      /* unknown type */
2923         }
2924
2925         return 0;
2926 }
2927
2928 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
2929 {
2930         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2931         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2932         struct rk_lcdc_win *win;
2933         win = dev_drv->win[win_id];
2934
2935         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
2936
2937         return dma_buf_mmap(win->area[0].dma_buf, vma, 0);
2938 }
2939
2940 static struct fb_ops fb_ops = {
2941         .owner = THIS_MODULE,
2942         .fb_open = rk_fb_open,
2943         .fb_release = rk_fb_close,
2944         .fb_check_var = rk_fb_check_var,
2945         .fb_set_par = rk_fb_set_par,
2946         .fb_blank = rk_fb_blank,
2947         .fb_ioctl = rk_fb_ioctl,
2948         .fb_pan_display = rk_fb_pan_display,
2949         .fb_read = rk_fb_read,
2950         .fb_write = rk_fb_write,
2951         .fb_setcolreg = fb_setcolreg,
2952         .fb_fillrect = cfb_fillrect,
2953         .fb_copyarea = cfb_copyarea,
2954         .fb_imageblit = cfb_imageblit,
2955 };
2956
2957 static struct fb_var_screeninfo def_var = {
2958 #if defined(CONFIG_LOGO_LINUX_BMP)
2959         .red = {16, 8, 0},
2960         .green = {8, 8, 0},
2961         .blue = {0, 8, 0},
2962         .transp = {0, 0, 0},
2963         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
2964 #else
2965         .red = {11, 5, 0},
2966         .green = {5, 6, 0},
2967         .blue = {0, 5, 0},
2968         .transp = {0, 0, 0},
2969         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
2970 #endif
2971         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
2972         .activate = FB_ACTIVATE_NOW,
2973         .accel_flags = 0,
2974         .vmode = FB_VMODE_NONINTERLACED,
2975 };
2976
2977 static struct fb_fix_screeninfo def_fix = {
2978         .type = FB_TYPE_PACKED_PIXELS,
2979         .type_aux = 0,
2980         .xpanstep = 1,
2981         .ypanstep = 1,
2982         .ywrapstep = 0,
2983         .accel = FB_ACCEL_NONE,
2984         .visual = FB_VISUAL_TRUECOLOR,
2985
2986 };
2987
2988 static int rk_fb_wait_for_vsync_thread(void *data)
2989 {
2990         struct rk_lcdc_driver *dev_drv = data;
2991         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2992         struct fb_info *fbi = rk_fb->fb[0];
2993
2994         while (!kthread_should_stop()) {
2995                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2996                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2997                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2998                                 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2999
3000                 if (!ret)
3001                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3002         }
3003
3004         return 0;
3005 }
3006
3007 static ssize_t rk_fb_vsync_show(struct device *dev,
3008                                 struct device_attribute *attr, char *buf)
3009 {
3010         struct fb_info *fbi = dev_get_drvdata(dev);
3011         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3012         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3013                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3014 }
3015
3016 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3017
3018 /*
3019  * this two function is for other module that in the kernel which
3020  * need show image directly through fb
3021  * fb_id:we have 4 fb here,default we use fb0 for ui display
3022  */
3023 struct fb_info *rk_get_fb(int fb_id)
3024 {
3025         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3026         struct fb_info *fb = inf->fb[fb_id];
3027         return fb;
3028 }
3029 EXPORT_SYMBOL(rk_get_fb);
3030
3031 void rk_direct_fb_show(struct fb_info *fbi)
3032 {
3033         rk_fb_set_par(fbi);
3034         rk_fb_pan_display(&fbi->var, fbi);
3035 }
3036 EXPORT_SYMBOL(rk_direct_fb_show);
3037 #if 0
3038 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
3039                                   struct fb_var_screeninfo *hdmi_var)
3040 {
3041         if (pmy_var->xres < pmy_var->yres) {    /* vertical  lcd screen */
3042                 hdmi_var->xres = pmy_var->yres;
3043                 hdmi_var->yres = pmy_var->xres;
3044                 hdmi_var->xres_virtual = pmy_var->yres;
3045         } else {
3046                 hdmi_var->xres = pmy_var->xres;
3047                 hdmi_var->yres = pmy_var->yres;
3048                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
3049         }
3050
3051         return 0;
3052 }
3053 #endif
3054 int rk_fb_dpi_open(bool open)
3055 {
3056         struct rk_lcdc_driver *dev_drv = NULL;
3057         dev_drv = rk_get_prmry_lcdc_drv();
3058
3059         if (dev_drv->ops->dpi_open)
3060                 dev_drv->ops->dpi_open(dev_drv, open);
3061         return 0;
3062 }
3063
3064 int rk_fb_dpi_win_sel(int win_id)
3065 {
3066         struct rk_lcdc_driver *dev_drv = NULL;
3067         dev_drv = rk_get_prmry_lcdc_drv();
3068
3069         if (dev_drv->ops->dpi_win_sel)
3070                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3071         return 0;
3072 }
3073
3074 int rk_fb_dpi_status(void)
3075 {
3076         int ret = 0;
3077         struct rk_lcdc_driver *dev_drv = NULL;
3078
3079         dev_drv = rk_get_prmry_lcdc_drv();
3080         if (dev_drv->ops->dpi_status)
3081                 ret = dev_drv->ops->dpi_status(dev_drv);
3082
3083         return ret;
3084 }
3085 #if 1
3086 /*
3087  *function:this function will be called by display device, enable/disable lcdc
3088  *screen: screen timing to be set to lcdc
3089  *enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3090  *lcdc_id: the lcdc id the display device attached ,0 or 1
3091  */
3092 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3093 {
3094         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3095         struct fb_info *info = NULL;
3096         struct rk_lcdc_driver *dev_drv = NULL;
3097         char name[6];
3098         int i, win_id, load_screen = 0;
3099
3100         if (screen == NULL)
3101                 return -ENODEV;
3102
3103         sprintf(name, "lcdc%d", lcdc_id);
3104         for (i = 0; i < rk_fb->num_lcdc; i++) {
3105                 if (!strcmp(rk_fb->lcdc_dev_drv[i]->name, name)) {
3106                         dev_drv = rk_fb->lcdc_dev_drv[i];
3107                         break;
3108                 }
3109         }
3110         if (i == rk_fb->num_lcdc) {
3111                 printk(KERN_ERR "%s driver not found!", name);
3112                 return -ENODEV;
3113         }
3114
3115         if (enable == 2 /*&& dev_drv->enable*/)
3116                 return 0;
3117
3118         if (!enable) {
3119                 /* if screen type is different, we do not disable lcdc. */
3120                 if (dev_drv->cur_screen->type != screen->type)
3121                         return 0;
3122
3123                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3124                         /* disable the layer which attached to this device */
3125                         if (dev_drv->win[i] && dev_drv->win[i]->state)
3126                                 dev_drv->ops->open(dev_drv, i, 0);
3127                 }
3128                 return 0;
3129         } else {
3130                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3131         }
3132         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3133                 #ifdef DUAL_LCDC_MAP_TO_SAME_FB
3134                 info = rk_fb->fb[i];
3135                 dev_drv1 = (struct rk_lcdc_driver *)info->par;
3136                 if (dev_drv1 != dev_drv) {
3137                         info->par = dev_drv;
3138                         dev_drv->overscan = dev_drv1->overscan;
3139                         dev_drv->vsync_info.active = dev_drv1->vsync_info.active;
3140                 }
3141                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3142                 #else
3143                 info = rk_fb->fb[dev_drv->fb_index_base + i];
3144                 #endif
3145                 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3146                 if (dev_drv->win[win_id]) {
3147                         #ifdef DUAL_LCDC_MAP_TO_SAME_FB
3148                         if (dev_drv1 && dev_drv1->win[win_id]) {
3149                                 dev_drv->win[win_id]->logicalstate = dev_drv1->win[win_id]->logicalstate;
3150                                 memcpy(dev_drv->win[win_id]->area, dev_drv1->win[win_id]->area, RK_WIN_MAX_AREA * sizeof(struct rk_lcdc_win_area));
3151                         }
3152                         #endif
3153                         if (dev_drv->win[win_id]->logicalstate) {
3154                                 dev_drv->ops->open(dev_drv, win_id, 1);
3155                                 if (!load_screen) {
3156                                         dev_drv->ops->load_screen(dev_drv, 1);
3157                                         load_screen = 1;
3158                                 }
3159                                 info->var.activate |= FB_ACTIVATE_FORCE;
3160                                 info->fbops->fb_set_par(info);
3161                                 info->fbops->fb_pan_display(&info->var, info);
3162                         }
3163                 }
3164         }
3165         return 0;
3166 }
3167 #else
3168 /*
3169  * function:this function will be called by hdmi,when
3170  *             hdmi plug in/out
3171  * screen: the screen attached to hdmi
3172  * enable: 1,hdmi plug in,0,hdmi plug out
3173  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3174  */
3175 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3176 {
3177         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3178         struct fb_info *info = NULL;
3179         struct rk_lcdc_driver *dev_drv = NULL;
3180         struct fb_var_screeninfo *hdmi_var = NULL;
3181         struct fb_var_screeninfo *pmy_var = NULL;       /* var for primary screen */
3182         int i;
3183         struct fb_fix_screeninfo *hdmi_fix = NULL;
3184         char name[6];
3185         int ret;
3186         int win_id;
3187 /*
3188         if (rk_fb->disp_mode != DUAL)
3189                 rk29_backlight_set(0);
3190 */
3191         sprintf(name, "lcdc%d", lcdc_id);
3192
3193         if (rk_fb->disp_mode != DUAL) {
3194                 dev_drv = rk_fb->lcdc_dev_drv[0];
3195                 if (dev_drv->trsm_ops && dev_drv->trsm_ops->disable)
3196                         dev_drv->trsm_ops->disable();
3197                 rk_disp_pwr_disable(dev_drv);
3198         } else {
3199                 for (i = 0; i < rk_fb->num_lcdc; i++) {
3200                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
3201                                 dev_drv = rk_fb->lcdc_dev_drv[i];
3202                                 break;
3203                         }
3204                 }
3205
3206                 if (i == rk_fb->num_lcdc) {
3207                         printk(KERN_ERR "%s driver not found!", name);
3208                         return -ENODEV;
3209                 }
3210         }
3211         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3212                dev_drv->id);
3213
3214         if (rk_fb->num_lcdc == 1)
3215                 info = rk_fb->fb[0];
3216         else if (rk_fb->num_lcdc == 2)
3217                 info = rk_fb->fb[dev_drv->lcdc_win_num];        /* the main fb of lcdc1 */
3218
3219         if (dev_drv->screen1) { /* device like rk2928 ,have only one lcdc but two outputs */
3220                 if (enable) {
3221                         memcpy(dev_drv->screen1, screen,
3222                                sizeof(struct rk_screen));
3223                         dev_drv->screen1->lcdc_id = 0;  /* connect screen1 to output interface 0 */
3224                         dev_drv->screen1->screen_id = 1;
3225                         dev_drv->screen0->lcdc_id = 1;  /* connect screen0 to output interface 1 */
3226                         dev_drv->cur_screen = dev_drv->screen1;
3227                         dev_drv->screen0->ext_screen = dev_drv->screen1;
3228                         if (dev_drv->screen0->sscreen_get) {
3229                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
3230                                                               dev_drv->cur_screen->hdmi_resolution);
3231                         }
3232
3233                 } else {
3234                         dev_drv->screen1->lcdc_id = 1;  /* connect screen1 to output interface 1 */
3235                         dev_drv->screen0->lcdc_id = 0;  /* connect screen0 to output interface 0 */
3236                         dev_drv->cur_screen = dev_drv->screen0;
3237                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
3238                                                                   dev_drv->screen_ctr_info->lcd_info);
3239                 }
3240         } else {
3241                 if (enable)
3242                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3243         }
3244
3245         dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3246         dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3247
3248         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3249
3250         if (!enable && !dev_drv->screen1) {     /* only double lcdc device need to close */
3251                 if (dev_drv->win[win_id]->state)
3252                         dev_drv->ops->open(dev_drv, win_id, enable);    /* disable the win which attached to this fb */
3253                 hdmi_switch_complete = 0;
3254
3255                 return 0;
3256         }
3257
3258         hdmi_var = &info->var;
3259         hdmi_fix = &info->fix;
3260         if (rk_fb->disp_mode == DUAL) {
3261                 if (likely(rk_fb->num_lcdc == 2)) {
3262                         pmy_var = &rk_fb->fb[0]->var;
3263                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
3264                         hdmi_var->nonstd &= 0xffffff00;
3265                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff);   /* use the same format as primary screen */
3266                 } else {
3267                         printk(KERN_WARNING
3268                                "%s>>only one lcdc,dual display no supported!",
3269                                __func__);
3270                 }
3271         }
3272         hdmi_var->grayscale &= 0xff;
3273         hdmi_var->grayscale |=
3274             (dev_drv->cur_screen->mode.xres << 8) + (dev_drv->cur_screen->mode.yres << 20);
3275         if (dev_drv->screen1) { /* device like rk2928,whic have one lcdc but two outputs */
3276                 /*
3277                 info->var.nonstd &= 0xff;
3278                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
3279                 info->var.grayscale &= 0xff;
3280                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);
3281                 */
3282                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
3283                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
3284                 dev_drv->screen1->xpos = 0;
3285                 dev_drv->screen1->ypos = 0;
3286         }
3287
3288         ret = info->fbops->fb_open(info, 1);
3289         dev_drv->ops->load_screen(dev_drv, 1);
3290         ret = info->fbops->fb_set_par(info);
3291         if (dev_drv->ops->lcdc_hdmi_process)
3292                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
3293
3294         hdmi_switch_complete = enable;
3295         info->fbops->fb_pan_display(hdmi_var, info);
3296
3297         if (dev_drv->screen1) {
3298                 if (dev_drv->screen0->sscreen_set) {
3299                         /*
3300                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
3301                         msleep(100);
3302                         */
3303                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
3304                         /*
3305                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
3306                         */
3307                 }
3308         }
3309
3310         info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
3311
3312         if (rk_fb->disp_mode != DUAL) {
3313                 /* rk29_backlight_set(1); */
3314                 rk_disp_pwr_enable(dev_drv);
3315                 if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
3316                         dev_drv->trsm_ops->enable();
3317         }
3318         return 0;
3319 }
3320 #endif
3321 /*
3322  * function:this function current only called by hdmi for
3323  *      scale the display
3324  * scale_x: scale rate of x resolution
3325  * scale_y: scale rate of y resolution
3326  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3327  */
3328 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3329 {
3330         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3331         struct fb_info *info = NULL;
3332         struct fb_var_screeninfo *var = NULL;
3333         struct rk_lcdc_driver *dev_drv = NULL;
3334         u16 screen_x, screen_y;
3335         u16 xpos, ypos;
3336         char name[6];
3337         int i = 0;
3338
3339         sprintf(name, "lcdc%d", lcdc_id);
3340 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
3341         dev_drv = inf->lcdc_dev_drv[0];
3342 #else
3343         for (i = 0; i < inf->num_lcdc; i++) {
3344                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
3345                         dev_drv = inf->lcdc_dev_drv[i];
3346                         break;
3347                 }
3348         }
3349
3350         if (i == inf->num_lcdc) {
3351                 printk(KERN_ERR "%s driver not found!", name);
3352                 return -ENODEV;
3353         }
3354 #endif
3355         if (inf->num_lcdc == 1)
3356                 info = inf->fb[0];
3357         else if (inf->num_lcdc == 2)
3358                 info = inf->fb[dev_drv->lcdc_win_num];
3359
3360         var = &info->var;
3361         screen_x = dev_drv->cur_screen->mode.xres;
3362         screen_y = dev_drv->cur_screen->mode.yres;
3363
3364 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
3365         if (dev_drv->cur_screen->screen_id == 1) {
3366                 dev_drv->cur_screen->xpos =
3367                     (screen_x - screen_x * scale_x / 100) >> 1;
3368                 dev_drv->cur_screen->ypos =
3369                     (screen_y - screen_y * scale_y / 100) >> 1;
3370                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3371                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3372         } else
3373 #endif
3374         {
3375                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3376                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3377                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3378                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3379                 var->nonstd &= 0xff;
3380                 var->nonstd |= (xpos << 8) + (ypos << 20);
3381                 var->grayscale &= 0xff;
3382                 var->grayscale |=
3383                     (dev_drv->cur_screen->xsize << 8) + (dev_drv->cur_screen->ysize << 20);
3384         }
3385
3386         info->fbops->fb_set_par(info);
3387         /* info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0); */
3388         dev_drv->ops->cfg_done(dev_drv);
3389         return 0;
3390 }
3391
3392 #if defined(CONFIG_ION_ROCKCHIP)
3393 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3394                                      struct rk_lcdc_win *win,
3395                                      unsigned long fb_mem_size)
3396 {
3397         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3398         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3399         struct ion_handle *handle;
3400         ion_phys_addr_t phy_addr;
3401         size_t len;
3402
3403         if (dev_drv->iommu_enabled)
3404                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3405                                    ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3406         else
3407                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3408                                    ION_HEAP(ION_CMA_HEAP_ID), 0);
3409         if (IS_ERR(handle)) {
3410                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3411                         PTR_ERR(handle));
3412                 return -ENOMEM;
3413         }
3414         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3415         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3416                 printk("ion_share_dma_buf() failed\n");
3417                 goto err_share_dma_buf;
3418         }
3419         win->area[0].ion_hdl = handle;
3420         if (dev_drv->prop == PRMRY)
3421                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3422 #ifdef CONFIG_ROCKCHIP_IOMMU
3423         if (dev_drv->iommu_enabled)
3424                 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3425                               (unsigned long *)&phy_addr,
3426                               (unsigned long *)&len);
3427         else
3428                 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3429 #else
3430         ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3431 #endif
3432         fbi->fix.smem_start = phy_addr;
3433         fbi->fix.smem_len = len;
3434         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3435         return 0;
3436
3437 err_share_dma_buf:
3438         ion_free(rk_fb->ion_client, handle);
3439         return -ENOMEM;
3440 }
3441 #endif
3442
3443 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
3444 {
3445         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3446         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3447         struct rk_lcdc_win *win = NULL;
3448         int win_id;
3449         int ret = 0;
3450         unsigned long fb_mem_size;
3451 #if !defined(CONFIG_ION_ROCKCHIP)
3452         dma_addr_t fb_mem_phys;
3453         void *fb_mem_virt;
3454 #endif
3455
3456         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3457         if (win_id < 0)
3458                 return -ENODEV;
3459         else
3460                 win = dev_drv->win[win_id];
3461
3462         if (!strcmp(fbi->fix.id, "fb0")) {
3463                 fb_mem_size = get_fb_size();
3464 #if defined(CONFIG_ION_ROCKCHIP)
3465                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3466                         return -ENOMEM;
3467 #else
3468                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3469                                                      &fb_mem_phys, GFP_KERNEL);
3470                 if (!fb_mem_virt) {
3471                         pr_err("%s: Failed to allocate framebuffer\n",
3472                                __func__);
3473                         return -ENOMEM;
3474                 }
3475                 fbi->fix.smem_len = fb_mem_size;
3476                 fbi->fix.smem_start = fb_mem_phys;
3477                 fbi->screen_base = fb_mem_virt;
3478 #endif
3479                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3480                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3481                        fbi->fix.smem_start, fbi->screen_base,
3482                        fbi->fix.smem_len);
3483         } else {
3484                 if (dev_drv->rotate_mode > X_Y_MIRROR) {
3485                         fb_mem_size = get_rotate_fb_size();
3486 #if defined(CONFIG_ION_ROCKCHIP)
3487                         if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3488                                 return -ENOMEM;
3489 #else
3490                         fb_mem_virt =
3491                                 dma_alloc_writecombine(fbi->dev,
3492                                                        fb_mem_size,
3493                                                        &fb_mem_phys,
3494                                                        GFP_KERNEL);
3495                         if (!fb_mem_virt) {
3496                                 pr_err("%s: Failed to allocate framebuffer\n",
3497                                         __func__);
3498                                 return -ENOMEM;
3499                         }
3500                         fbi->fix.smem_len = fb_mem_size;
3501                         fbi->fix.smem_start = fb_mem_phys;
3502                         fbi->screen_base = fb_mem_virt;
3503 #endif
3504                 } else {
3505                         fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3506                         fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3507                         fbi->screen_base = rk_fb->fb[0]->screen_base;
3508                 }
3509
3510                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3511                        fbi->fix.smem_start, fbi->screen_base,
3512                        fbi->fix.smem_len);
3513         }
3514
3515         fbi->screen_size = fbi->fix.smem_len;
3516         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3517         if (win_id >= 0) {
3518                 win = dev_drv->win[win_id];
3519                 win->reserved = fbi->fix.smem_start;
3520         }
3521
3522         return ret;
3523 }
3524
3525 #if 0
3526 static int rk_release_fb_buffer(struct fb_info *fbi)
3527 {
3528         /* buffer for fb1 and fb3 are alloc by android */
3529         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3530                 return 0;
3531         iounmap(fbi->screen_base);
3532         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3533         return 0;
3534 }
3535 #endif
3536
3537 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3538                          struct rk_lcdc_win *def_win)
3539 {
3540         int i;
3541         int lcdc_win_num = dev_drv->lcdc_win_num;
3542
3543         for (i = 0; i < lcdc_win_num; i++) {
3544                 struct rk_lcdc_win *win = NULL;
3545                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3546                 if (!win) {
3547                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
3548                         return -ENOMEM;
3549                 }
3550
3551                 strcpy(win->name, def_win[i].name);
3552                 win->id = def_win[i].id;
3553                 win->support_3d = def_win[i].support_3d;
3554                 dev_drv->win[i] = win;
3555         }
3556
3557         return 0;
3558 }
3559
3560 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3561                                    struct rk_lcdc_win *def_win, int index)
3562 {
3563         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3564         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3565                                                 sizeof(struct rk_screen),
3566                                                 GFP_KERNEL);
3567
3568         if (!screen) {
3569                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3570                         dev_drv->id);
3571                 return -ENOMEM;
3572         }
3573
3574         screen->screen_id = 0;
3575         screen->lcdc_id = dev_drv->id;
3576         screen->overscan.left = 100;
3577         screen->overscan.top = 100;
3578         screen->overscan.right = 100;
3579         screen->overscan.bottom = 100;
3580
3581         screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3582         screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3583
3584         dev_drv->screen0 = screen;
3585         dev_drv->cur_screen = screen;
3586         /* devie use one lcdc + rk61x scaler for dual display */
3587         if (rk_fb->disp_mode == ONE_DUAL) {
3588                 struct rk_screen *screen1 =
3589                                 devm_kzalloc(dev_drv->dev,
3590                                              sizeof(struct rk_screen),
3591                                              GFP_KERNEL);
3592                 if (screen1) {
3593                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3594                                 dev_drv->id);
3595                         return -ENOMEM;
3596                 }
3597                 screen1->screen_id = 1;
3598                 screen1->lcdc_id = 1;
3599                 dev_drv->screen1 = screen1;
3600                 dev_drv->screen0->sscreen_set = rk_fb_set_screen_scaler;
3601         }
3602         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3603         init_lcdc_win(dev_drv, def_win);
3604         init_completion(&dev_drv->frame_done);
3605         spin_lock_init(&dev_drv->cpl_lock);
3606         mutex_init(&dev_drv->fb_win_id_mutex);
3607         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
3608         dev_drv->first_frame = 1;
3609         dev_drv->overscan.left = 100;
3610         dev_drv->overscan.top = 100;
3611         dev_drv->overscan.right = 100;
3612         dev_drv->overscan.bottom = 100;
3613         rk_disp_pwr_ctr_parse_dt(dev_drv);
3614         if (dev_drv->prop == PRMRY) {
3615                 if (dev_drv->ops->set_dsp_cabc)
3616                         dev_drv->ops->set_dsp_cabc(dev_drv, dev_drv->cabc_mode);
3617                 rk_fb_set_prmry_screen(screen);
3618         }
3619         rk_fb_get_prmry_screen(screen);
3620         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3621
3622         return 0;
3623 }
3624
3625 #ifdef CONFIG_LOGO_LINUX_BMP
3626 static struct linux_logo *bmp_logo;
3627 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3628 {
3629         bmp_logo = fb_find_logo(24);
3630         if (bmp_logo == NULL) {
3631                 printk(KERN_INFO "%s error\n", __func__);
3632                 return 0;
3633         }
3634         return 1;
3635 }
3636
3637 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3638 {
3639         unsigned char *src = bmp_logo->data;
3640         unsigned char *dst = info->screen_base;
3641         int i;
3642         unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3643         unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3644
3645         for (i = 0; i < Needheight; i++)
3646                 memcpy(dst + info->var.xres * i * 4,
3647                        src + bmp_logo->width * i * 4, Needwidth * 4);
3648 }
3649 #endif
3650
3651 /*
3652  * check if the primary lcdc has registerd,
3653  * the primary lcdc mas register first
3654  */
3655 bool is_prmry_rk_lcdc_registered(void)
3656 {
3657         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3658
3659         if (rk_fb->lcdc_dev_drv[0])
3660                 return true;
3661         else
3662                 return false;
3663 }
3664
3665 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3666                    struct rk_lcdc_win *win, int id)
3667 {
3668         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3669         struct fb_info *fbi;
3670         int i = 0, ret = 0, index = 0;
3671 /*
3672 #if defined(CONFIG_ROCKCHIP_IOMMU)
3673         struct device *mmu_dev = NULL;
3674 #endif
3675 */
3676         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3677                 return -ENXIO;
3678
3679         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3680                 if (!rk_fb->lcdc_dev_drv[i]) {
3681                         rk_fb->lcdc_dev_drv[i] = dev_drv;
3682                         rk_fb->lcdc_dev_drv[i]->id = id;
3683                         rk_fb->num_lcdc++;
3684                         break;
3685                 }
3686         }
3687
3688         index = i;
3689         init_lcdc_device_driver(rk_fb, win, index);
3690         dev_drv->fb_index_base = rk_fb->num_fb;
3691         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3692                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3693                 if (!fbi) {
3694                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3695                         ret = -ENOMEM;
3696                 }
3697                 fbi->par = dev_drv;
3698                 fbi->var = def_var;
3699                 fbi->fix = def_fix;
3700                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3701                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3702                 fbi->var.grayscale |=
3703                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
3704 #if defined(CONFIG_LOGO_LINUX_BMP)
3705                 fbi->var.bits_per_pixel = 32;
3706 #else
3707                 fbi->var.bits_per_pixel = 16;
3708 #endif
3709                 fbi->fix.line_length =
3710                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3711                 fbi->var.width = dev_drv->cur_screen->width;
3712                 fbi->var.height = dev_drv->cur_screen->height;
3713                 fbi->var.pixclock = dev_drv->pixclock;
3714                 if (dev_drv->iommu_enabled)
3715                         fb_ops.fb_mmap = rk_fb_mmap;
3716                 fbi->fbops = &fb_ops;
3717                 fbi->flags = FBINFO_FLAG_DEFAULT;
3718                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3719                 ret = register_framebuffer(fbi);
3720                 if (ret < 0) {
3721                         dev_err(&fb_pdev->dev,
3722                                 "%s fb%d register_framebuffer fail!\n",
3723                                 __func__, rk_fb->num_fb);
3724                         return ret;
3725                 }
3726                 rkfb_create_sysfs(fbi);
3727                 rk_fb->fb[rk_fb->num_fb] = fbi;
3728                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3729                          fbi->fix.id);
3730                 rk_fb->num_fb++;
3731
3732                 if (i == 0) {
3733                         init_waitqueue_head(&dev_drv->vsync_info.wait);
3734                         init_waitqueue_head(&dev_drv->update_regs_wait);
3735                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
3736                         if (ret)
3737                                 dev_err(fbi->dev,
3738                                         "failed to create vsync file\n");
3739                         dev_drv->vsync_info.thread =
3740                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
3741                                         "fb-vsync");
3742                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3743                                 dev_err(fbi->dev,
3744                                         "failed to run vsync thread\n");
3745                                 dev_drv->vsync_info.thread = NULL;
3746                         }
3747                         dev_drv->vsync_info.active = 1;
3748
3749                         mutex_init(&dev_drv->output_lock);
3750
3751                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
3752                         mutex_init(&dev_drv->update_regs_list_lock);
3753                         init_kthread_worker(&dev_drv->update_regs_worker);
3754
3755                         dev_drv->update_regs_thread =
3756                             kthread_run(kthread_worker_fn,
3757                                         &dev_drv->update_regs_worker, "rk-fb");
3758                         if (IS_ERR(dev_drv->update_regs_thread)) {
3759                                 int err = PTR_ERR(dev_drv->update_regs_thread);
3760                                 dev_drv->update_regs_thread = NULL;
3761
3762                                 printk("failed to run update_regs thread\n");
3763                                 return err;
3764                         }
3765                         init_kthread_work(&dev_drv->update_regs_work,
3766                                           rk_fb_update_regs_handler);
3767
3768                         dev_drv->timeline =
3769                             sw_sync_timeline_create("fb-timeline");
3770                         dev_drv->timeline_max = 1;
3771                 }
3772         }
3773
3774         /* show logo for primary display device */
3775 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
3776         if (dev_drv->prop == PRMRY) {
3777                 struct fb_info *main_fbi = rk_fb->fb[0];
3778                 main_fbi->fbops->fb_open(main_fbi, 1);
3779 /*
3780 #if defined(CONFIG_ROCKCHIP_IOMMU)
3781                 if (dev_drv->iommu_enabled) {
3782                         mmu_dev =
3783                             rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
3784                         if (mmu_dev) {
3785                                 platform_set_sysmmu(mmu_dev, dev_drv->dev);
3786                                 rockchip_sysmmu_set_fault_handler(dev_drv->dev,
3787                                                                   rk_fb_sysmmu_fault_handler);
3788                                 iovmm_activate(dev_drv->dev);
3789                         } else
3790                                 dev_err(dev_drv->dev,
3791                                         "failed to get rockchip iommu device\n");
3792                 }
3793 #endif
3794 */
3795                 rk_fb_alloc_buffer(main_fbi, 0);        /* only alloc memory for main fb */
3796                 if (support_uboot_display()) {
3797                         if (dev_drv->iommu_enabled) {
3798                                 rk_fb_copy_from_loader(main_fbi);
3799                                 dev_drv->ops->direct_set_addr(dev_drv, 0,
3800                                         main_fbi->fix.smem_start);
3801                         }
3802                         return 0;
3803                 }
3804                 main_fbi->fbops->fb_set_par(main_fbi);
3805 #if  defined(CONFIG_LOGO_LINUX_BMP)
3806                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3807                         fb_set_cmap(&main_fbi->cmap, main_fbi);
3808                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3809                 }
3810 #else
3811                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3812                         fb_set_cmap(&main_fbi->cmap, main_fbi);
3813                         fb_show_logo(main_fbi, FB_ROTATE_UR);
3814                 }
3815 #endif
3816                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3817         } else {
3818 #if !defined(CONFIG_ROCKCHIP_IOMMU)
3819                 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
3820                 int extend_fb_id = get_extend_fb_id(extend_fbi);
3821
3822                 rk_fb_alloc_buffer(extend_fbi, extend_fb_id);
3823 #endif
3824         }
3825 #endif
3826         return 0;
3827 }
3828
3829 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3830 {
3831         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3832         struct fb_info *fbi;
3833         int fb_index_base = dev_drv->fb_index_base;
3834         int fb_num = dev_drv->lcdc_win_num;
3835         int i = 0;
3836
3837         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3838                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3839                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3840         }
3841
3842         for (i = 0; i < fb_num; i++)
3843                 kfree(dev_drv->win[i]);
3844
3845         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
3846                 fbi = fb_inf->fb[i];
3847                 unregister_framebuffer(fbi);
3848                 /* rk_release_fb_buffer(fbi); */
3849                 framebuffer_release(fbi);
3850         }
3851         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
3852         fb_inf->num_lcdc--;
3853
3854         return 0;
3855 }
3856
3857 static int rk_fb_probe(struct platform_device *pdev)
3858 {
3859         struct rk_fb *rk_fb = NULL;
3860         struct device_node *np = pdev->dev.of_node;
3861         u32 mode;
3862
3863         if (!np) {
3864                 dev_err(&pdev->dev, "Missing device tree node.\n");
3865                 return -EINVAL;
3866         }
3867
3868         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3869         if (!rk_fb) {
3870                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3871                 return -ENOMEM;
3872         }
3873         platform_set_drvdata(pdev, rk_fb);
3874
3875         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3876                 rk_fb->disp_mode = mode;
3877
3878         } else {
3879                 dev_err(&pdev->dev, "no disp-mode node found!");
3880                 return -ENODEV;
3881         }
3882
3883         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
3884                 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
3885
3886         dev_set_name(&pdev->dev, "rockchip-fb");
3887 #if defined(CONFIG_ION_ROCKCHIP)
3888         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3889         if (IS_ERR(rk_fb->ion_client)) {
3890                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3891                 return PTR_ERR(rk_fb->ion_client);
3892         } else {
3893                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3894         }
3895 #endif
3896
3897         fb_pdev = pdev;
3898         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3899         return 0;
3900 }
3901
3902 static int rk_fb_remove(struct platform_device *pdev)
3903 {
3904         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3905
3906         kfree(rk_fb);
3907         platform_set_drvdata(pdev, NULL);
3908         return 0;
3909 }
3910
3911 static void rk_fb_shutdown(struct platform_device *pdev)
3912 {
3913         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3914         int i;
3915
3916         for (i = 0; i < rk_fb->num_lcdc; i++) {
3917                 if (!rk_fb->lcdc_dev_drv[i])
3918                         continue;
3919         }
3920 }
3921
3922 static const struct of_device_id rkfb_dt_ids[] = {
3923         {.compatible = "rockchip,rk-fb",},
3924         {}
3925 };
3926
3927 static struct platform_driver rk_fb_driver = {
3928         .probe = rk_fb_probe,
3929         .remove = rk_fb_remove,
3930         .driver = {
3931                    .name = "rk-fb",
3932                    .owner = THIS_MODULE,
3933                    .of_match_table = of_match_ptr(rkfb_dt_ids),
3934                    },
3935         .shutdown = rk_fb_shutdown,
3936 };
3937
3938 static int __init rk_fb_init(void)
3939 {
3940         return platform_driver_register(&rk_fb_driver);
3941 }
3942
3943 static void __exit rk_fb_exit(void)
3944 {
3945         platform_driver_unregister(&rk_fb_driver);
3946 }
3947
3948 fs_initcall(rk_fb_init);
3949 module_exit(rk_fb_exit);