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