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
  34 #if defined(CONFIG_RK_HDMI)
  35 #include "hdmi/rk_hdmi.h"
  36 #endif
  37
  38 #ifdef CONFIG_OF
  39 #include <linux/of.h>
  40 #include <linux/of_gpio.h>
  41 #include <video/of_display_timing.h>
  42 #include <video/display_timing.h>
  43 #include <dt-bindings/rkfb/rk_fb.h>
  44 #endif
  45
  46 #if defined(CONFIG_ION_ROCKCHIP)
  47 #include <linux/rockchip_ion.h>
  48 #ifdef USE_ION_MMU
  49 #include <linux/rockchip/iovmm.h>
  50 #include <linux/rockchip/sysmmu.h>
  51 #include <linux/dma-buf.h>
  52 #endif
  53 #endif
  54 #define H_USE_FENCE 1
  55 static int hdmi_switch_complete;
  56 static struct platform_device *fb_pdev;
  57 struct list_head saved_list;
  58
  59 #if defined(CONFIG_FB_MIRRORING)
  60 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  61 EXPORT_SYMBOL(video_data_to_mirroring);
  62 #endif
  63
  64
  65 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  66 static struct rk_fb_trsm_ops *trsm_edp_ops;
  67 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  68 __weak int support_uboot_display(void)
  69 {
  70         return 0;
  71 }
  72
  73 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  74 {
  75         switch (type) {
  76         case SCREEN_RGB:
  77         case SCREEN_LVDS:
  78         case SCREEN_DUAL_LVDS:
  79                 trsm_lvds_ops = ops;
  80                 break;
  81         case SCREEN_EDP:
  82                 trsm_edp_ops = ops;
  83                 break;
  84         case SCREEN_MIPI:
  85         case SCREEN_DUAL_MIPI:
  86                 trsm_mipi_ops = ops;
  87                 break;
  88         default:
  89                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
  90                         __func__, type);
  91                 break;
  92         }
  93         return 0;
  94 }
  95
  96 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
  97 {
  98         struct rk_fb_trsm_ops *ops;
  99         switch (type) {
 100         case SCREEN_RGB:
 101         case SCREEN_LVDS:
 102         case SCREEN_DUAL_LVDS:
 103                 ops = trsm_lvds_ops;
 104                 break;
 105         case SCREEN_EDP:
 106                 ops = trsm_edp_ops;
 107                 break;
 108         case SCREEN_MIPI:
 109         case SCREEN_DUAL_MIPI:
 110                 ops = trsm_mipi_ops;
 111                 break;
 112         default:
 113                 ops = NULL;
 114                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 115                         __func__, type);
 116                 break;
 117         }
 118         return ops;
 119 }
 120
 121 int rk_fb_pixel_width(int data_format)
 122 {
 123         int pixel_width;
 124         switch(data_format){
 125         case XBGR888:
 126         case ABGR888:
 127         case ARGB888:
 128                 pixel_width = 4*8;
 129                 break;
 130         case RGB888:
 131                 pixel_width = 3*8;
 132                 break;
 133         case RGB565:
 134                 pixel_width = 2*8;
 135                 break;
 136         case YUV422:
 137         case YUV420:
 138         case YUV444:
 139                 pixel_width = 1*8;
 140                 break;
 141         case YUV422_A:
 142         case YUV420_A:
 143         case YUV444_A:
 144                 pixel_width = 10;
 145                 break;
 146         default:
 147                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 148                         __func__,data_format);
 149                 return -EINVAL;
 150         }
 151         return pixel_width;
 152 }
 153
 154 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
 155 {
 156         int fb_data_fmt;
 157         if(data_format){
 158                 switch(data_format){
 159                 case HAL_PIXEL_FORMAT_RGBX_8888:
 160                         fb_data_fmt = XBGR888;
 161                         break;
 162                 case HAL_PIXEL_FORMAT_RGBA_8888:
 163                         fb_data_fmt = ABGR888;
 164                         break;
 165                 case HAL_PIXEL_FORMAT_BGRA_8888:
 166                         fb_data_fmt = ARGB888;
 167                         break;
 168                 case HAL_PIXEL_FORMAT_RGB_888:
 169                         fb_data_fmt = RGB888;
 170                         break;
 171                 case HAL_PIXEL_FORMAT_RGB_565:
 172                         fb_data_fmt = RGB565;
 173                         break;
 174                 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
 175                         fb_data_fmt = YUV422;
 176                         break;
 177                 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
 178                         fb_data_fmt = YUV420;
 179                         break;
 180                 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
 181                         fb_data_fmt = YUV444;
 182                         break;
 183                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: // yuv444
 184                         fb_data_fmt = YUV420_A;
 185                         break;
 186                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: // yuv444
 187                         fb_data_fmt = YUV422_A;
 188                         break;
 189                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: // yuv444
 190                         fb_data_fmt = YUV444_A;
 191                         break;
 192                 default:
 193                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 194                                 __func__,data_format);
 195                     return -EINVAL;
 196                 }
 197         }else{
 198                 switch(bits_per_pixel){
 199                 case 32:
 200                         fb_data_fmt = ARGB888;
 201                         break;
 202                 case 16:
 203                         fb_data_fmt = RGB565;
 204                         break;
 205                 default:
 206                         printk(KERN_WARNING "%s:un supported bits_per_pixel:%d\n",
 207                                 __func__,bits_per_pixel);
 208                         break;
 209                 }
 210         }
 211         return fb_data_fmt;
 212 }
 213
 214 /* rk display power control parse from dts
 215  *
 216 */
 217 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 218 {
 219         struct device_node *root  = of_get_child_by_name(dev_drv->dev->of_node,
 220                                 "power_ctr");
 221         struct device_node *child;
 222         struct rk_disp_pwr_ctr_list *pwr_ctr;
 223         struct list_head *pos;
 224         enum of_gpio_flags flags;
 225         u32 val = 0;
 226         u32 debug = 0;
 227         u32 mirror = 0;
 228         int ret;
 229
 230         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 231         if (!root) {
 232                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
 233                 return -ENODEV;
 234         }
 235
 236         for_each_child_of_node(root, child) {
 237                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
 238                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 239                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 240                         if (val == GPIO) {
 241                                 pwr_ctr->pwr_ctr.type = GPIO;
 242                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 243                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 244                                         dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
 245                                         return -EINVAL;
 246                                 }
 247                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 248                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
 249                                 if (ret) {
 250                                         dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
 251                                                 child->name,ret);
 252                                 }
 253
 254                         } else {
 255                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 256
 257                         }
 258                 };
 259                 of_property_read_u32(child, "rockchip,delay", &val);
 260                 pwr_ctr->pwr_ctr.delay = val;
 261                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 262         }
 263
 264         of_property_read_u32(root, "rockchip,mirror", &mirror);
 265
 266         if (mirror == NO_MIRROR) {
 267                 dev_drv->screen0->x_mirror = 0;
 268                 dev_drv->screen0->y_mirror = 0;
 269         } else if (mirror == X_MIRROR) {
 270                 dev_drv->screen0->x_mirror = 1;
 271                 dev_drv->screen0->y_mirror = 0;
 272         } else if (mirror == Y_MIRROR) {
 273                 dev_drv->screen0->x_mirror = 0;
 274                 dev_drv->screen0->y_mirror = 1;
 275         } else if(mirror == X_Y_MIRROR) {
 276                 dev_drv->screen0->x_mirror = 1;
 277                 dev_drv->screen0->y_mirror = 1;
 278         }
 279
 280         of_property_read_u32(root, "rockchip,debug", &debug);
 281
 282         if (debug) {
 283                 list_for_each(pos, &dev_drv->pwrlist_head) {
 284                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 285                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 286                                          "pwr_type:%s\n"
 287                                          "gpio:%d\n"
 288                                          "atv_val:%d\n"
 289                                          "delay:%d\n\n",
 290                                          pwr_ctr->pwr_ctr.name,
 291                                          (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 292                                          pwr_ctr->pwr_ctr.gpio,
 293                                          pwr_ctr->pwr_ctr.atv_val,
 294                                          pwr_ctr->pwr_ctr.delay);
 295                 }
 296         }
 297
 298         return 0;
 299
 300 }
 301
 302 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 303 {
 304         struct list_head *pos;
 305         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 306         struct pwr_ctr *pwr_ctr;
 307         if (list_empty(&dev_drv->pwrlist_head))
 308                 return 0;
 309         list_for_each(pos, &dev_drv->pwrlist_head) {
 310                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 311                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 312                 if (pwr_ctr->type == GPIO) {
 313                         gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
 314                         mdelay(pwr_ctr->delay);
 315                 }
 316         }
 317
 318         return 0;
 319 }
 320
 321 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 322 {
 323         struct list_head *pos;
 324         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 325         struct pwr_ctr *pwr_ctr;
 326         if (list_empty(&dev_drv->pwrlist_head))
 327                 return 0;
 328         list_for_each(pos, &dev_drv->pwrlist_head) {
 329                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 330                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 331                 if (pwr_ctr->type == GPIO) {
 332                         gpio_set_value(pwr_ctr->gpio,!pwr_ctr->atv_val);
 333                 }
 334         }
 335         return 0;
 336 }
 337
 338 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 339                                 struct rk_screen *screen)
 340 {
 341         screen->mode.pixclock = dt->pixelclock.typ;
 342         screen->mode.left_margin = dt->hback_porch.typ;
 343         screen->mode.right_margin = dt->hfront_porch.typ;
 344         screen->mode.xres = dt->hactive.typ;
 345         screen->mode.hsync_len = dt->hsync_len.typ;
 346         screen->mode.upper_margin = dt->vback_porch.typ;
 347         screen->mode.lower_margin = dt->vfront_porch.typ;
 348         screen->mode.yres = dt->vactive.typ;
 349         screen->mode.vsync_len = dt->vsync_len.typ;
 350         screen->type = dt->screen_type;
 351         screen->lvds_format = dt->lvds_format;
 352         screen->face = dt->face;
 353
 354         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 355                 screen->pin_dclk = 1;
 356         else
 357                 screen->pin_dclk = 0;
 358         if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 359                 screen->pin_hsync = 1;
 360         else
 361                 screen->pin_hsync = 0;
 362         if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 363                 screen->pin_vsync = 1;
 364         else
 365                 screen->pin_vsync = 0;
 366         if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
 367                 screen->pin_den = 1;
 368         else
 369                 screen->pin_den = 0;
 370
 371         return 0;
 372
 373 }
 374
 375 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 376 {
 377         struct display_timings *disp_timing;
 378         struct display_timing *dt;
 379         disp_timing = of_get_display_timings(np);
 380         if (!disp_timing) {
 381                 pr_err("parse display timing err\n");
 382                 return -EINVAL;
 383         }
 384         dt = display_timings_get(disp_timing, 0);
 385         rk_fb_video_mode_from_timing(dt, screen);
 386         printk(KERN_DEBUG "dclk:%d\n"
 387                          "hactive:%d\n"
 388                          "hback_porch:%d\n"
 389                          "hfront_porch:%d\n"
 390                          "hsync_len:%d\n"
 391                          "vactive:%d\n"
 392                          "vback_porch:%d\n"
 393                          "vfront_porch:%d\n"
 394                          "vsync_len:%d\n"
 395                          "screen_type:%d\n"
 396                          "lvds_format:%d\n"
 397                          "face:%d\n",
 398                         dt->pixelclock.typ,
 399                         dt->hactive.typ,
 400                         dt->hback_porch.typ,
 401                         dt->hfront_porch.typ,
 402                         dt->hsync_len.typ,
 403                         dt->vactive.typ,
 404                         dt->vback_porch.typ,
 405                         dt->vfront_porch.typ,
 406                         dt->vsync_len.typ,
 407                         dt->screen_type,
 408                         dt->lvds_format,
 409                         dt->face);
 410         return 0;
 411
 412 }
 413
 414 int  rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
 415 {
 416         int x, y;
 417         unsigned long long hz;
 418         if (!screen) {
 419                 printk(KERN_ERR "%s:null screen!\n", __func__);
 420                 return 0;
 421         }
 422         x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
 423             screen->mode.hsync_len;
 424         y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
 425             screen->mode.vsync_len;
 426
 427         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 428
 429         hz += (x * y) / 2;
 430         do_div(hz, x * y);      /* divide by x * y with rounding */
 431
 432         hz += pixclock / 2;
 433         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 434
 435         return hz;
 436 }
 437
 438 char *get_format_string(enum data_format format, char *fmt)
 439 {
 440         if (!fmt)
 441                 return NULL;
 442         switch (format) {
 443         case ARGB888:
 444                 strcpy(fmt, "ARGB888");
 445                 break;
 446         case RGB888:
 447                 strcpy(fmt, "RGB888");
 448                 break;
 449         case RGB565:
 450                 strcpy(fmt, "RGB565");
 451                 break;
 452         case YUV420:
 453                 strcpy(fmt, "YUV420");
 454                 break;
 455         case YUV422:
 456                 strcpy(fmt, "YUV422");
 457                 break;
 458         case YUV444:
 459                 strcpy(fmt, "YUV444");
 460                 break;
 461         case YUV420_A:
 462                 strcpy(fmt, "YUV420_A");
 463                 break;
 464         case YUV422_A:
 465                 strcpy(fmt, "YUV422_A");
 466                 break;
 467         case YUV444_A:
 468                 strcpy(fmt, "YUV444_A");
 469                 break;
 470         case XRGB888:
 471                 strcpy(fmt, "XRGB888");
 472                 break;
 473         case XBGR888:
 474                 strcpy(fmt, "XBGR888");
 475                 break;
 476         case ABGR888:
 477                 strcpy(fmt, "XBGR888");
 478                 break;
 479         default:
 480                 strcpy(fmt, "invalid");
 481                 break;
 482         }
 483
 484         return fmt;
 485
 486 }
 487
 488
 489
 490 /**********************************************************************
 491 this is for hdmi
 492 name: lcdc device name ,lcdc0 , lcdc1
 493 ***********************************************************************/
 494 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 495 {
 496         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
 497         int i = 0;
 498         for (i = 0; i < inf->num_lcdc; i++) {
 499                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
 500                         break;
 501         }
 502         return inf->lcdc_dev_drv[i];
 503
 504 }
 505
 506 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 507 {
 508         struct rk_fb *inf = NULL;
 509         struct rk_lcdc_driver *dev_drv = NULL;
 510         int i = 0;
 511
 512         if (likely(fb_pdev))
 513                 inf = platform_get_drvdata(fb_pdev);
 514         else
 515                 return NULL;
 516
 517         for (i = 0; i < inf->num_lcdc; i++) {
 518                 if (inf->lcdc_dev_drv[i]->prop ==  PRMRY) {
 519                         dev_drv = inf->lcdc_dev_drv[i];
 520                         break;
 521                 }
 522         }
 523
 524         return dev_drv;
 525 }
 526
 527
 528 int rk_fb_get_prmry_screen_ft(void)
 529 {
 530         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 531         uint32_t htotal, vtotal, pix_total, ft_us, dclk_mhz;
 532
 533         if (unlikely(!dev_drv))
 534                 return 0;
 535
 536         dclk_mhz = dev_drv->pixclock/(1000*1000);
 537
 538         htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
 539                 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
 540         vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
 541                 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
 542         pix_total = htotal*vtotal;
 543         ft_us = pix_total / dclk_mhz;
 544
 545         return ft_us;
 546 }
 547
 548 static struct rk_lcdc_driver  *rk_get_extend_lcdc_drv(void)
 549 {
 550         struct rk_fb *inf = NULL;
 551         struct rk_lcdc_driver *dev_drv = NULL;
 552         int i = 0;
 553
 554         if (likely(fb_pdev))
 555                 inf = platform_get_drvdata(fb_pdev);
 556         else
 557                 return NULL;
 558
 559         for (i = 0; i < inf->num_lcdc; i++) {
 560                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 561                         dev_drv = inf->lcdc_dev_drv[i];
 562                         break;
 563                 }
 564         }
 565
 566         return dev_drv;
 567 }
 568
 569
 570 u32 rk_fb_get_prmry_screen_pixclock(void)
 571 {
 572         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 573         return dev_drv->pixclock;
 574 }
 575
 576 int rk_fb_poll_prmry_screen_vblank(void)
 577 {
 578         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 579         if (likely(dev_drv)) {
 580                 if (dev_drv->ops->poll_vblank)
 581                         return dev_drv->ops->poll_vblank(dev_drv);
 582                 else
 583                         return RK_LF_STATUS_NC;
 584         } else
 585                 return RK_LF_STATUS_NC;
 586 }
 587
 588 bool rk_fb_poll_wait_frame_complete(void)
 589 {
 590         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 591         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC)
 592                 return false;
 593
 594         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR)  &&  --timeout);
 595         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC)  &&  --timeout);
 596
 597         return true;
 598 }
 599 static int rk_fb_open(struct fb_info *info, int user)
 600 {
 601         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 602         int win_id;
 603
 604         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 605         if (dev_drv->win[win_id]->state)
 606                 return 0;    /* if this win aready opened ,no need to reopen*/
 607         else
 608                 dev_drv->ops->open(dev_drv, win_id, 1);
 609         return 0;
 610 }
 611
 612 static int  get_extend_fb_id(struct fb_info *info)
 613 {
 614         int fb_id = 0;
 615         char *id = info->fix.id;
 616         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 617         if (!strcmp(id, "fb0"))
 618                 fb_id = 0;
 619         else if (!strcmp(id, "fb1"))
 620                 fb_id = 1;
 621         else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
 622                 fb_id = 2;
 623         return fb_id;
 624 }
 625
 626 static int rk_fb_close(struct fb_info *info, int user)
 627 {
 628         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 629         struct rk_lcdc_win *win = NULL;
 630         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 631         if (win_id >= 0) {
 632                 win = dev_drv->win[win_id];
 633                 info->fix.smem_start = win->reserved;
 634
 635                 info->var.xres = dev_drv->screen0->mode.xres;
 636                 info->var.yres = dev_drv->screen0->mode.yres;
 637                 info->var.grayscale |= (info->var.xres<<8) + (info->var.yres<<20);
 638 #if defined(CONFIG_LOGO_LINUX_BMP)
 639                 info->var.bits_per_pixel = 32;
 640 #else
 641                 info->var.bits_per_pixel = 16;
 642 #endif
 643                 info->fix.line_length  = (info->var.xres)*(info->var.bits_per_pixel>>3);
 644                 info->var.xres_virtual = info->var.xres;
 645                 info->var.yres_virtual = info->var.yres;
 646                 info->var.width =  dev_drv->screen0->width;
 647                 info->var.height = dev_drv->screen0->height;
 648                 info->var.pixclock = dev_drv->pixclock;
 649                 info->var.left_margin = dev_drv->screen0->mode.left_margin;
 650                 info->var.right_margin = dev_drv->screen0->mode.right_margin;
 651                 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 652                 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 653                 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 654                 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 655         }
 656
 657         return 0;
 658 }
 659
 660
 661 #if defined(CONFIG_RK29_IPP)
 662 static int get_ipp_format(int fmt)
 663 {
 664         int ipp_fmt = IPP_XRGB_8888;
 665         switch (fmt) {
 666         case HAL_PIXEL_FORMAT_RGBX_8888:
 667         case HAL_PIXEL_FORMAT_RGBA_8888:
 668         case HAL_PIXEL_FORMAT_BGRA_8888:
 669         case HAL_PIXEL_FORMAT_RGB_888:
 670                 ipp_fmt = IPP_XRGB_8888;
 671                 break;
 672         case HAL_PIXEL_FORMAT_RGB_565:
 673                 ipp_fmt = IPP_RGB_565;
 674                 break;
 675         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 676                 ipp_fmt = IPP_Y_CBCR_H2V1;
 677                 break;
 678         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 679                 ipp_fmt = IPP_Y_CBCR_H2V2;
 680                 break;
 681         case HAL_PIXEL_FORMAT_YCrCb_444:
 682                 ipp_fmt = IPP_Y_CBCR_H1V1;
 683                 break;
 684         default:
 685                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 686                 break;
 687         }
 688
 689         return ipp_fmt;
 690 }
 691
 692 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 693                                 int rotation, int fmt)
 694 {
 695         int align16 = 2;
 696         int align64 = 8;
 697
 698
 699         if (fmt == IPP_XRGB_8888) {
 700                 align16 = 1;
 701                 align64 = 2;
 702         } else if (fmt == IPP_RGB_565) {
 703                 align16 = 1;
 704                 align64 = 4;
 705         } else {
 706                 align16 = 2;
 707                 align64 = 8;
 708         }
 709         align16 -= 1;  /*for YUV, 1*/
 710         align64 -= 1;  /*for YUV, 7*/
 711
 712         if (rotation == IPP_ROT_0) {
 713                 if (fmt > IPP_RGB_565) {
 714                         if ((*dst_w & 1) != 0)
 715                                 *dst_w = *dst_w+1;
 716                         if ((*dst_h & 1) != 0)
 717                                 *dst_h = *dst_h+1;
 718                         if (*dst_vir_w < *dst_w)
 719                                 *dst_vir_w = *dst_w;
 720                 }
 721         } else {
 722
 723                 if ((*dst_w & align64) != 0)
 724                         *dst_w = (*dst_w+align64)&(~align64);
 725                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 726                         *dst_h = *dst_h+1;
 727                 if (*dst_vir_w < *dst_w)
 728                         *dst_vir_w = *dst_w;
 729         }
 730
 731 }
 732
 733 static void fb_copy_by_ipp(struct fb_info *dst_info,
 734                 struct fb_info *src_info, int offset)
 735 {
 736         struct rk29_ipp_req ipp_req;
 737         uint32_t  rotation = 0;
 738         int dst_w, dst_h, dst_vir_w;
 739         int ipp_fmt;
 740         u8 data_format = (dst_info->var.nonstd)&0xff;
 741
 742         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 743 #if defined(CONFIG_FB_ROTATE)
 744         int orientation = 270 - CONFIG_ROTATE_ORIENTATION;
 745         switch (orientation) {
 746         case 0:
 747                 rotation = IPP_ROT_0;
 748                 break;
 749         case 90:
 750                 rotation = IPP_ROT_90;
 751                 break;
 752         case 180:
 753                 rotation = IPP_ROT_180;
 754                 break;
 755         case 270:
 756                 rotation = IPP_ROT_270;
 757                 break;
 758         default:
 759                 rotation = IPP_ROT_270;
 760                 break;
 761
 762         }
 763 #endif
 764
 765         dst_w = dst_info->var.xres;
 766         dst_h = dst_info->var.yres;
 767         dst_vir_w = dst_info->var.xres_virtual;
 768         ipp_fmt = get_ipp_format(data_format);
 769         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
 770         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
 771         ipp_req.src0.w = src_info->var.xres;
 772         ipp_req.src0.h = src_info->var.yres;
 773         ipp_req.src_vir_w = src_info->var.xres_virtual;
 774         ipp_req.src0.fmt = ipp_fmt;
 775
 776         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
 777         ipp_req.dst0.w = dst_w;
 778         ipp_req.dst0.h = dst_h;
 779         ipp_req.dst_vir_w = dst_vir_w;
 780         ipp_req.dst0.fmt = ipp_fmt;
 781
 782
 783         ipp_req.timeout = 100;
 784         ipp_req.flag = rotation;
 785         ipp_blit_sync(&ipp_req);
 786
 787 }
 788
 789 #endif
 790
 791
 792 static int rk_fb_rotate(struct fb_info *dst_info,
 793                                 struct fb_info *src_info, int offset)
 794 {
 795         #if defined(CONFIG_RK29_IPP)
 796                 fb_copy_by_ipp(dst_info, src_info, offset);
 797         #else
 798                 return -1;
 799         #endif
 800                 return 0;
 801 }
 802 static int rk_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
 803 {
 804         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
 805         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
 806         struct fb_fix_screeninfo *fix = &info->fix;
 807         struct fb_info *extend_info = NULL;
 808         struct rk_lcdc_driver *extend_dev_drv = NULL;
 809         int win_id = 0, extend_win_id = 0;
 810         struct rk_lcdc_win *extend_win = NULL;
 811         struct rk_lcdc_win *win = NULL;
 812         struct rk_screen *screen = dev_drv->cur_screen;
 813         int fb_id = 0;
 814
 815
 816         u32 xoffset = var->xoffset;
 817         u32 yoffset = var->yoffset;
 818         u32 xvir = var->xres_virtual;
 819         u32 yvir = var->yres_virtual;
 820         /*u8 data_format = var->nonstd&0xff;*/
 821
 822         u8  pixel_width;
 823         u32 vir_width_bit;
 824         u32 stride,uv_stride;
 825         u32 stride_32bit_1;
 826         u32 stride_32bit_2;
 827         u16 uv_x_off,uv_y_off,uv_y_act;
 828         u8  is_pic_yuv=0;
 829
 830         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 831         if (win_id < 0)
 832                 return  -ENODEV;
 833         else
 834                 win = dev_drv->win[win_id];
 835
 836         if (rk_fb->disp_mode == DUAL) {
 837                 fb_id = get_extend_fb_id(info);
 838                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
 839                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
 840                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
 841                                                 extend_info->fix.id);
 842                 extend_win = extend_dev_drv->win[extend_win_id];
 843         }
 844         pixel_width = rk_fb_pixel_width(win->format);
 845         vir_width_bit = pixel_width * xvir;
 846         if((win->format == YUV420_A)||(win->format == YUV422_A)||(win->format == YUV444_A)){
 847                 vir_width_bit = xvir * 8;
 848                 stride_32bit_1 = xvir;
 849                 stride_32bit_2 = xvir*2;
 850         }else{
 851                 vir_width_bit = pixel_width * xvir;
 852                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 853                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 854         }
 855
 856
 857         stride    = stride_32bit_1;//default rgb
 858         fix->line_length = stride;
 859
 860         switch (win->format){
 861         case YUV422:
 862         case YUV422_A:
 863                 is_pic_yuv = 1;
 864                 stride     = stride_32bit_1;
 865                 uv_stride  = stride_32bit_1>> 1 ;//
 866                 uv_x_off   = xoffset >> 1 ;//
 867                 uv_y_off   = yoffset;//0
 868                 fix->line_length = stride;
 869                 uv_y_act = win->area[0].yact>>1;
 870                 break;
 871         case YUV420://420sp
 872         case YUV420_A:
 873                 is_pic_yuv = 1;
 874                 stride     = stride_32bit_1;
 875                 uv_stride  = stride_32bit_1;
 876                 uv_x_off   = xoffset;
 877                 uv_y_off   = yoffset >> 1;
 878                 fix->line_length = stride;
 879                 uv_y_act = win->area[0].yact>>1;
 880                 break;
 881         case YUV444:
 882         case YUV444_A:
 883                 is_pic_yuv = 1;
 884                 stride     = stride_32bit_1;
 885                 uv_stride  = stride_32bit_2;
 886                 uv_x_off   = xoffset*2;
 887                 uv_y_off   = yoffset;
 888                 fix->line_length = stride<<2;
 889                 uv_y_act = win->area[0].yact;
 890                 break;
 891         default:
 892                 break;
 893         }
 894
 895         // x y mirror ,jump line
 896         if (screen->y_mirror == 1) {
 897                 if (screen->interlace == 1) {
 898                         win->area[0].y_offset = yoffset*stride*2 +
 899                                                         ((win->area[0].yact-1)*2+1)*stride +
 900                                                         xoffset*pixel_width/8;
 901                 } else {
 902                         win->area[0].y_offset = yoffset*stride +
 903                                                         (win->area[0].yact-1)*stride +
 904                                                         xoffset*pixel_width/8;
 905                 }
 906         } else {
 907                 if (screen->interlace == 1) {
 908                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
 909                 } else {
 910                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
 911                 }
 912         }
 913         if (is_pic_yuv == 1) {
 914                 if(screen->y_mirror == 1) {
 915                         if (screen->interlace == 1) {
 916                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
 917                                                                 ((uv_y_act-1)*2+1)*uv_stride +
 918                                                                 uv_x_off*pixel_width/8;
 919                         } else {
 920                                 win->area[0].c_offset = uv_y_off*uv_stride +
 921                                                                 (uv_y_act - 1)*uv_stride +
 922                                                                 uv_x_off*pixel_width/8;
 923                         }
 924                 } else {
 925                         if (screen->interlace == 1) {
 926                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
 927                         } else {
 928                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
 929                         }
 930                 }
 931         }
 932
 933
 934         win->area[0].smem_start = fix->smem_start;
 935         win->area[0].cbr_start = fix->mmio_start;//fix->smem_start + xvir * yvir;
 936         win->state=1;
 937         win->area[0].state=1;
 938         win->area_num = 1;
 939
 940         dev_drv->ops->pan_display(dev_drv, win_id);
 941         if (rk_fb->disp_mode == DUAL) {
 942                 if (extend_win->state && (hdmi_switch_complete)) {
 943                         extend_win->area[0].y_offset = win->area[0].y_offset;
 944                 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
 945                         rk_fb_rotate(extend_info, info, win->area[0].y_offset);
 946                 #endif
 947                         extend_dev_drv->ops->pan_display(extend_dev_drv, extend_win_id);
 948                 }
 949         }
 950
 951         #ifdef  CONFIG_FB_MIRRORING
 952         if (video_data_to_mirroring)
 953                 video_data_to_mirroring(info, NULL);
 954         #endif
 955         dev_drv->ops->cfg_done(dev_drv);
 956         return 0;
 957 }
 958
 959 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
 960 {
 961         int i,j;
 962         i = list_empty(&dev_drv->update_regs_list);
 963         j = list_empty(&saved_list);
 964         return i==j?0:1;
 965
 966 }
 967
 968 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv,
 969         struct sync_fence *fence)
 970 {
 971         int err = sync_fence_wait(fence, 1000);
 972
 973         if (err >= 0)
 974                 return;
 975
 976         if (err == -ETIME)
 977                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
 978
 979         if (err < 0)
 980                 printk("error waiting on fence\n");
 981 }
 982
 983 #ifdef USE_ION_MMU
 984 static unsigned int rk_fb_map_ion_handle(struct fb_info *info,
 985         struct rk_fb_reg_area_data *reg_area_data,
 986         struct ion_handle *ion_handle,struct dma_buf *buf)
 987 {
 988         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
 989         reg_area_data->dma_buf = buf;
 990         reg_area_data->attachment =
 991                 dma_buf_attach(reg_area_data->dma_buf, dev_drv->dev);
 992         if (IS_ERR_OR_NULL(reg_area_data->attachment)) {
 993                 dev_err(dev_drv->dev, "dma_buf_attach() failed: %ld\n",
 994                                 PTR_ERR(reg_area_data->attachment));
 995                 goto err_buf_map_attach;
 996         }
 997
 998         reg_area_data->sg_table = dma_buf_map_attachment(reg_area_data->attachment,
 999                                                                 DMA_BIDIRECTIONAL);
1000         if (IS_ERR_OR_NULL(reg_area_data->sg_table)) {
1001                 dev_err(dev_drv->dev, "dma_buf_map_attachment() failed: %ld\n",
1002                                 PTR_ERR(reg_area_data->sg_table));
1003                 goto err_buf_map_attachment;
1004         }
1005
1006         reg_area_data->dma_addr = iovmm_map(dev_drv->dev, reg_area_data->sg_table->sgl, 0,
1007                         buf->size);
1008         if (!reg_area_data->dma_addr || IS_ERR_VALUE(reg_area_data->dma_addr)) {
1009                 dev_err(dev_drv->dev, "iovmm_map() failed: %d\n", reg_area_data->dma_addr);
1010                 goto err_iovmm_map;
1011         }
1012         reg_area_data->ion_handle = ion_handle;
1013         return reg_area_data->dma_buf->size;
1014
1015 err_iovmm_map:
1016         dma_buf_unmap_attachment(reg_area_data->attachment,
1017                 reg_area_data->sg_table,DMA_BIDIRECTIONAL);
1018 err_buf_map_attachment:
1019         dma_buf_detach(buf, reg_area_data->attachment);
1020 err_buf_map_attach:
1021         return 0;
1022 }
1023
1024 int rk_fb_sysmmu_fault_handler(struct device *dev,
1025                 enum rk_sysmmu_inttype itype, unsigned long pgtable_base,
1026                 unsigned long fault_addr,unsigned int statu)
1027 {
1028         /*struct fb_info *fbi = dev_get_drvdata(dev);
1029         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
1030
1031         pr_err("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1032                         fault_addr, pgtable_base,statu);
1033         dev_drv->ops->dump_reg(dev_drv);
1034         pr_err("Generating Kernel OOPS... because it is unrecoverable.\n");
1035         BUG();*/
1036
1037         return 0;
1038 }
1039 #endif
1040
1041 void rk_fb_free_dma_buf(struct device *dev,struct rk_fb_reg_win_data *reg_win_data)
1042 {
1043         int i,index_buf;
1044         struct rk_fb_reg_area_data *area_data;
1045         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1046 #ifdef H_USE_FENCE
1047         for(i=0;i<RK_WIN_MAX_AREA;i++){
1048                 if(reg_win_data->reg_area_data[i].acq_fence)
1049                         sync_fence_put(reg_win_data->reg_area_data[i].acq_fence);
1050         }
1051 #endif
1052         for(i=0;i<reg_win_data->area_num;i++){
1053                 area_data = &reg_win_data->reg_area_data[i];
1054                 index_buf = area_data->index_buf;
1055                 if(index_buf == 1){
1056                         #ifdef USE_ION_MMU
1057                         iovmm_unmap(dev,area_data->dma_addr);
1058                         dma_buf_unmap_attachment(area_data->attachment, area_data->sg_table,
1059                                 DMA_BIDIRECTIONAL);
1060                         dma_buf_detach(area_data->dma_buf, area_data->attachment);
1061                         dma_buf_put(area_data->dma_buf);
1062                         #endif
1063                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1064                 }
1065         }
1066         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1067 }
1068
1069 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
1070 {
1071         int i=0;
1072         //struct rk_lcdc_win *win;
1073         //win = dev_drv->win[reg_win_data->win_id];
1074         win->area_num = reg_win_data->area_num;
1075         win->format = reg_win_data->data_format;
1076         win->id = reg_win_data->win_id;
1077         win->z_order = reg_win_data->z_order;
1078
1079         #if 0
1080         for(i=0;i<win->area_num;i++)
1081         {
1082                 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
1083                         i,i,&win->area[i],i,&reg_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
1084
1085                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1086                 win->area[i].cbr_start  = reg_win_data->reg_area_data[i].cbr_start;
1087                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1088                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1089                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1090                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1091                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1092                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1093                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1094                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1095                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1096                 win->area[i].c_offset      = reg_win_data->reg_area_data[i].c_offset;
1097                 win->area[i].state = 1;
1098         }
1099         #else
1100         if(reg_win_data->reg_area_data[0].smem_start > 0){
1101                 win->state = 1;
1102                 win->area_num = reg_win_data->area_num;
1103                 win->format = reg_win_data->data_format;
1104                 win->id = reg_win_data->win_id;
1105                 win->z_order = reg_win_data->z_order;
1106                 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
1107                 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
1108                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1109                 win->alpha_en = reg_win_data->alpha_en;
1110                 win->alpha_mode = reg_win_data->alpha_mode;
1111                 win->g_alpha_val = reg_win_data->g_alpha_val;
1112                 for(i=0;i<RK_WIN_MAX_AREA;i++)
1113                 {
1114                         if(reg_win_data->reg_area_data[i].smem_start > 0){
1115                                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1116                                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1117                                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1118                                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1119                                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1120                                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1121                                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1122                                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1123                                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1124                                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1125                                 win->area[i].y_vir_stride  = reg_win_data->reg_area_data[i].y_vir_stride;
1126                                 win->area[i].state = 1;
1127                         }else{
1128                                 win->area[i].state = 0;
1129                         }
1130                 }
1131         }else{
1132                 //win->state = 0;
1133                 //win->z_order = -1;
1134         }
1135         #endif
1136
1137 }
1138
1139
1140 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
1141 {
1142         int i,j,ret=0;
1143         struct rk_lcdc_win *win;
1144         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1145         //struct rk_fb_reg_win_data old_reg_win_data[RK30_MAX_LAYER_SUPPORT];
1146         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1147         struct rk_lcdc_driver *ext_dev_drv;
1148         struct rk_lcdc_win *ext_win;
1149
1150         for(i=0;i<dev_drv->lcdc_win_num;i++){
1151                 //old_reg_win_data[i]= regs->reg_win_data[i];
1152                 win = dev_drv->win[i];
1153                 for(j=0;j<regs->win_num;j++){
1154                         if(i == regs->reg_win_data[j].win_id)
1155                                 break;
1156                 }
1157                 if(j<regs->win_num){
1158                         rk_fb_update_driver(win,&regs->reg_win_data[j]);
1159                         win->state = 1;
1160                         dev_drv->ops->set_par(dev_drv,i);
1161                         dev_drv->ops->pan_display(dev_drv,i);
1162                 }else{
1163                         win->z_order = -1;
1164                         win->state = 0;
1165                 }
1166         }
1167         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1168
1169         if (rk_fb->disp_mode == DUAL && hdmi_switch_complete) {
1170                 for (i = 0; i < rk_fb->num_lcdc; i++) {
1171                         if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1172                                 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1173                                 break;
1174                         }
1175                 }
1176                 if (i == rk_fb->num_lcdc) {
1177                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1178                         goto ext_win_exit;
1179                 }
1180
1181                 //hdmi just need set win0 only(win0 have only one area),other win is disable
1182                 ext_win = ext_dev_drv->win[0];
1183                 for (j = 0;j < regs->win_num; j++) {
1184                         if(0 == regs->reg_win_data[j].win_id)
1185                                 break;
1186                 }
1187                 if (j < regs->win_num){
1188                         rk_fb_update_driver(ext_win, &regs->reg_win_data[j]);
1189                         if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1190                                 ext_win->area[0].xsize = (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) / dev_drv->cur_screen->mode.xres;
1191                                 ext_win->area[0].ysize = (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) / dev_drv->cur_screen->mode.yres;
1192                                 ext_win->area[0].xpos = ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1)
1193                                                                 + ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
1194                                 ext_win->area[0].ypos = ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1)
1195                                                                 + ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
1196                         }
1197                         else {
1198                                 ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
1199                                 ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
1200                                 ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1201                                 ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1202                         }
1203                         ext_win->alpha_en = 0;  //hdmi only one win so disable alpha
1204                         ext_win->state = 1;
1205                 }
1206                 else {
1207                         ext_win->state = 0;
1208                 }
1209
1210                 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1211                         ext_win->area[0].xact = win->area[0].yact;
1212                         ext_win->area[0].yact = win->area[0].xact;
1213                         ext_win->area[0].xvir = win->area[0].yact;
1214                 }
1215
1216                 //disable the other win,except win0
1217                 for (i = 1; i < ext_dev_drv->lcdc_win_num; i ++) {
1218                         ext_win = ext_dev_drv->win[i];
1219                         ext_win->state = 0;
1220                 }
1221                 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1222                 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1223                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1224         }
1225 ext_win_exit:
1226         dev_drv->ops->cfg_done(dev_drv);
1227
1228 #if 0
1229         for(i=0;i<2;i++){
1230                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1231                 for(j=0;j<4;j++){
1232                         printk("area[%d]:state=%d,mem_addr=%x\n",
1233                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1234                 }
1235         }
1236 #endif
1237         /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1238         dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1239         dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1240         dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1241
1242         /*dev_drv->atv_layer_cnt = regs->win_num;
1243         dev_drv->ops->set_par(dev_drv,0);*/
1244
1245         ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1246                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1247
1248 #ifdef H_USE_FENCE
1249         sw_sync_timeline_inc(dev_drv->timeline, 1);
1250 #endif
1251         for(i=0;i<regs->win_num;i++){
1252                 rk_fb_free_dma_buf(dev_drv->dev,&regs->reg_win_data[i]);
1253         }
1254         if (dev_drv->wait_fs == 1)
1255                 kfree(regs);
1256 }
1257
1258 static void rk_fb_update_regs_handler(struct kthread_work *work)
1259 {
1260         struct rk_lcdc_driver * dev_drv =
1261                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1262         struct rk_fb_reg_data *data, *next;
1263         //struct list_head saved_list;
1264         mutex_lock(&dev_drv->update_regs_list_lock);
1265         saved_list = dev_drv->update_regs_list;
1266         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1267         mutex_unlock(&dev_drv->update_regs_list_lock);
1268
1269         list_for_each_entry_safe(data, next, &saved_list, list) {
1270                 rk_fb_update_reg(dev_drv,data);
1271                 list_del(&data->list);
1272                 kfree(data);
1273         }
1274 }
1275
1276 static int rk_fb_set_win_buffer(struct fb_info *info,
1277         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1278 {
1279         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1280         //struct fb_var_screeninfo *var = &info->var;
1281         struct fb_fix_screeninfo *fix = &info->fix;
1282         struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1283         struct rk_screen *screen = dev_drv->cur_screen;
1284
1285         int i,j,ion_fd,acq_fence_fd;
1286         u32 xvir,yvir;
1287         u32 xoffset,yoffset;
1288
1289         struct ion_handle *hdl;
1290         size_t len;
1291         int index_buf;
1292         u8  fb_data_fmt;
1293         u8  pixel_width;
1294         u32 vir_width_bit;
1295         u32 stride,uv_stride;
1296         u32 stride_32bit_1;
1297         u32 stride_32bit_2;
1298         u32 stride_128bit_1;
1299         u32 stride_128bit_2;
1300         u16 uv_x_off,uv_y_off,uv_y_act;
1301         u8  is_pic_yuv=0;
1302         u8  ppixel_a=0,global_a=0;
1303 #ifdef USE_ION_MMU
1304         struct dma_buf *buf;
1305 #else
1306         ion_phys_addr_t phy_addr;
1307 #endif
1308         reg_win_data->reg_area_data[0].smem_start = -1;
1309         reg_win_data->area_num = 0;
1310         if(win_par->area_par[0].phy_addr == 0){
1311                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1312                         ion_fd = win_par->area_par[i].ion_fd;
1313                         if(ion_fd > 0){
1314                                 reg_win_data->area_num++;
1315                                 for(j=0;j<i;j++){
1316                                         if(ion_fd == win_par->area_par[j].ion_fd){
1317                                                 printk("region[%d] fd is same to region[%d]:fd=%d",
1318                                                         i,j,ion_fd);
1319                                                 break;
1320                                         }
1321                                 }
1322                                 if(j == i){
1323                                         hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1324                                         reg_win_data->reg_area_data[i].ion_handle = hdl;
1325                                         #ifndef USE_ION_MMU
1326                                                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1327                                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1328                                         #else
1329                                                 buf = ion_share_dma_buf(rk_fb->ion_client, hdl);
1330                                                 if (IS_ERR_OR_NULL(buf)) {
1331                                                         dev_err(info->dev, "ion_share_dma_buf() failed\n");
1332                                                         goto err_share_dma_buf;
1333                                                 }
1334                                                 rk_fb_map_ion_handle(info,&reg_win_data->reg_area_data[i],hdl,buf);
1335                                                 reg_win_data->reg_area_data[i].smem_start =
1336                                                         reg_win_data->reg_area_data[i].dma_addr;
1337                                         #endif
1338                                         reg_win_data->area_buf_num++;
1339                                         reg_win_data->reg_area_data[i].index_buf = 1;
1340                                 }else{
1341                                         reg_win_data->reg_area_data[i].smem_start =
1342                                                 reg_win_data->reg_area_data[j].smem_start;
1343                                 }
1344                         }
1345                         #if 0
1346                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1347                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1348                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1349                         #endif
1350                 }
1351         }else{
1352                 reg_win_data->reg_area_data[0].smem_start =
1353                 win_par->area_par[0].phy_addr;
1354                 reg_win_data->area_num = 1;
1355         }
1356
1357         if(reg_win_data->area_num == 0){
1358                 return 0;
1359         }
1360
1361         for(i=0;i<reg_win_data->area_num;i++){
1362                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1363                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1364                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1365                         reg_win_data->reg_area_data[i].acq_fence =
1366                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1367                 }
1368         }
1369         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1370         reg_win_data->data_format = fb_data_fmt;
1371         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1372
1373         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1374         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1375         reg_win_data->alpha_en = ppixel_a | global_a;
1376         reg_win_data->g_alpha_val = win_par->g_alpha_val;
1377         reg_win_data->alpha_mode = win_par->alpha_mode;
1378         if(reg_win_data->reg_area_data[0].smem_start > 0){
1379                 reg_win_data->z_order = win_par->z_order;
1380                 reg_win_data->win_id  = win_par->win_id;
1381         }else{
1382                 reg_win_data->z_order = -1;
1383                 reg_win_data->win_id  = -1;
1384         }
1385         for(i=0;i<reg_win_data->area_num;i++){
1386                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1387                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1388
1389                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1390                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1391
1392                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1393                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1394
1395                 xoffset = win_par->area_par[i].x_offset;//buf offset
1396                 yoffset = win_par->area_par[i].y_offset;
1397                 xvir = win_par->area_par[i].xvir;
1398                 reg_win_data->reg_area_data[i].xvir = xvir;
1399                 yvir = win_par->area_par[i].yvir;
1400                 reg_win_data->reg_area_data[i].yvir = yvir;
1401                 #if 0
1402                 printk("i=%d,xpos=%d,ypos=%d,xsize=%d,ysize=%d,xact=%d,yact=%d,x_off=%d,y_off=%d,xvir=%d,yvir=%d\n",
1403                 i,reg_win_data->reg_area_data[i].xpos,reg_win_data->reg_area_data[i].ypos,reg_win_data->reg_area_data[i].xsize,reg_win_data->reg_area_data[i].ysize,
1404                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1405                 #endif
1406
1407                 vir_width_bit = pixel_width * xvir;
1408                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1409                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1410
1411                 stride    = stride_32bit_1;//default rgb
1412                 fix->line_length = stride;
1413                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1414                 // x y mirror ,jump line
1415                 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1416                 if (screen->y_mirror == 1) {
1417                         if (screen->interlace == 1) {
1418                                 reg_win_data->reg_area_data[i].y_offset =
1419                                         yoffset*stride*2 +
1420                                         ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1421                                         xoffset*pixel_width/8;
1422                         } else {
1423                                 reg_win_data->reg_area_data[i].y_offset =
1424                                         yoffset*stride +
1425                                         (reg_win_data->reg_area_data[i].yact-1)*stride +
1426                                         xoffset*pixel_width/8;
1427                         }
1428                 } else {
1429                         if (screen->interlace == 1) {
1430                                 reg_win_data->reg_area_data[i].y_offset =
1431                                         yoffset*stride*2 + xoffset*pixel_width/8;
1432                         } else {
1433                                 reg_win_data->reg_area_data[i].y_offset =
1434                                         yoffset*stride + xoffset*pixel_width/8;
1435                         }
1436                 }
1437
1438         }
1439         switch (fb_data_fmt) {
1440         case YUV422:
1441         case YUV422_A:
1442                 is_pic_yuv = 1;
1443                 stride     = stride_32bit_1;
1444                 uv_stride  = stride_32bit_1>> 1 ;//
1445                 uv_x_off   = xoffset >> 1 ;//
1446                 uv_y_off   = yoffset;//0
1447                 fix->line_length = stride;
1448                 uv_y_act = win_par->area_par[0].yact>>1;
1449                 break;
1450         case YUV420://420sp
1451         case YUV420_A:
1452                 is_pic_yuv = 1;
1453                 stride     = stride_32bit_1;
1454                 uv_stride  = stride_32bit_1;
1455                 uv_x_off   = xoffset;
1456                 uv_y_off   = yoffset >> 1;
1457                 fix->line_length = stride;
1458                 uv_y_act = win_par->area_par[0].yact>>1;
1459                 break;
1460         case YUV444:
1461         case YUV444_A:
1462                 is_pic_yuv = 1;
1463                 stride     = stride_32bit_1;
1464                 uv_stride  = stride_32bit_2;
1465                 uv_x_off   = xoffset*2;
1466                 uv_y_off   = yoffset;
1467                 fix->line_length = stride<<2;
1468                 uv_y_act = win_par->area_par[0].yact;
1469                 break;
1470         default:
1471                 break;
1472         }
1473         if(is_pic_yuv == 1){
1474                 reg_win_data->reg_area_data[0].cbr_start =
1475                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1476                 reg_win_data->reg_area_data[0].uv_vir_stride =
1477                         uv_stride >> 2;
1478                 if(screen->y_mirror == 1){
1479                         if(screen->interlace == 1){
1480                                 reg_win_data->reg_area_data[0].c_offset =
1481                                                 uv_y_off*uv_stride*2 +
1482                                                 ((uv_y_act-1)*2+1)*uv_stride +
1483                                                 uv_x_off*pixel_width/8;
1484                         }else{
1485                                 reg_win_data->reg_area_data[0].c_offset =
1486                                                 uv_y_off*uv_stride +
1487                                                 (uv_y_act - 1)*uv_stride +
1488                                                 uv_x_off*pixel_width/8;
1489                         }
1490                 }else{
1491                         if(screen->interlace == 1){
1492                                 reg_win_data->reg_area_data[0].c_offset =
1493                                         uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1494                         }else{
1495                                 reg_win_data->reg_area_data[0].c_offset =
1496                                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1497                         }
1498                 }
1499         }
1500         return 0;
1501 #ifdef USE_ION_MMU
1502 err_share_dma_buf:
1503         ion_free(rk_fb->ion_client, hdl);
1504         return -ENOMEM;
1505 #endif
1506 }
1507
1508 static int rk_fb_set_win_config(struct fb_info *info,
1509                 struct rk_fb_win_cfg_data *win_data)
1510 {
1511         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1512         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1513         struct rk_fb_reg_data *regs;
1514         struct rk_fb_reg_win_data *reg_win_data;
1515 #ifdef H_USE_FENCE
1516         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1517         struct sync_fence *retire_fence;
1518         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1519         struct sync_pt *retire_sync_pt;
1520         int fencd_fd;
1521         char fence_name[20];
1522 #endif
1523         int ret,i,j=0;
1524
1525         //mutex_lock(&dev_drv->output_lock);
1526         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1527         if (!regs) {
1528                 printk("could not allocate rk_fb_reg_data\n");
1529                 ret = -ENOMEM;
1530                 return ret;
1531         }
1532
1533         /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1534         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1535         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1536         regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1537         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1538                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1539                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1540                         if(regs->reg_win_data[j].area_num > 0){
1541                                 regs->win_num++;
1542                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1543                         }
1544                         j++;
1545                 }else{
1546                         printk("error:win_id bigger than lcdc_win_num\n");
1547                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1548                 }
1549         }
1550         for(i=0; i<regs->win_num; i++){
1551                 reg_win_data = &regs->reg_win_data[i];
1552                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1553                         if(reg_win_data->reg_area_data[j].acq_fence){
1554                                 printk("acq_fence wait!!!!!\n");
1555                                 rk_fd_fence_wait(dev_drv,
1556                                 reg_win_data->reg_area_data[j].acq_fence);
1557                         }
1558                 }
1559         }
1560
1561         mutex_lock(&dev_drv->output_lock);
1562         if(!(dev_drv->suspend_flag == 0)){
1563                 rk_fb_update_reg(dev_drv,regs);
1564                 printk("suspend_flag = 1\n");
1565                 goto err;
1566         }
1567         mutex_lock(&dev_drv->update_regs_list_lock);
1568         dev_drv->timeline_max++;
1569 #ifdef H_USE_FENCE
1570         for(i=0;i<RK_MAX_BUF_NUM;i++){
1571                 if(i<regs->buf_num){
1572                         sprintf(fence_name,"fence%d",i);
1573                         win_data->rel_fence_fd[i] =  get_unused_fd();
1574                         if (win_data->rel_fence_fd[i] < 0){
1575                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1576                                 return -EFAULT;
1577                         }
1578                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1579                                 dev_drv->timeline_max);
1580                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1581                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1582                 }else{
1583                         win_data->rel_fence_fd[i] = -1;
1584                 }
1585         }
1586
1587         win_data->ret_fence_fd =  get_unused_fd();
1588         if (win_data->ret_fence_fd < 0){
1589                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1590                 return -EFAULT;
1591         }
1592         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1593         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1594         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1595 #else
1596         for(i=0;i<RK_MAX_BUF_NUM;i++){
1597                 win_data->rel_fence_fd[i] = -1;
1598         }
1599         win_data->ret_fence_fd = -1;
1600 #endif
1601         if(dev_drv->wait_fs == 0){
1602                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1603                 mutex_unlock(&dev_drv->update_regs_list_lock);
1604                 queue_kthread_work(&dev_drv->update_regs_worker,
1605                                 &dev_drv->update_regs_work);
1606         }else{
1607                 mutex_unlock(&dev_drv->update_regs_list_lock);
1608                 rk_fb_update_reg(dev_drv,regs);
1609         }
1610
1611 err:
1612         mutex_unlock(&dev_drv->output_lock);
1613         return ret;
1614 }
1615
1616 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1617 {
1618         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1619         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1620         struct fb_fix_screeninfo *fix = &info->fix;
1621         int fb_id = 0, extend_win_id = 0;
1622         struct fb_info *extend_info = NULL;
1623         struct rk_lcdc_driver *extend_dev_drv = NULL;
1624         struct rk_lcdc_win *extend_win = NULL;
1625         struct rk_lcdc_win *win;
1626         int enable; /* enable fb:1 enable;0 disable*/
1627         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1628         int num_buf; /*buffer_number*/
1629         int ret;
1630         struct rk_fb_win_cfg_data win_data;
1631         unsigned int dsp_addr[4];
1632         int list_stat;
1633
1634         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1635
1636         void __user *argp = (void __user *)arg;
1637         win = dev_drv->win[win_id];
1638         if (rk_fb->disp_mode == DUAL) {
1639                 fb_id = get_extend_fb_id(info);
1640                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1641                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1642                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1643                                                 extend_info->fix.id);
1644                 extend_win = extend_dev_drv->win[extend_win_id];
1645         }
1646
1647         switch (cmd) {
1648         case RK_FBIOSET_YUV_ADDR:
1649         {
1650                 u32 yuv_phy[2];
1651                 if (copy_from_user(yuv_phy, argp, 8))
1652                         return -EFAULT;
1653                 fix->smem_start = yuv_phy[0];
1654                 fix->mmio_start = yuv_phy[1];
1655                 break;
1656         }
1657         case RK_FBIOSET_ENABLE:
1658                 if (copy_from_user(&enable, argp, sizeof(enable)))
1659                         return -EFAULT;
1660                 dev_drv->ops->open(dev_drv, win_id, enable);
1661                 break;
1662         case RK_FBIOGET_ENABLE:
1663                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1664                 if (copy_to_user(argp, &enable, sizeof(enable)))
1665                         return -EFAULT;
1666                 break;
1667         case RK_FBIOSET_OVERLAY_STATE:
1668                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1669                         return -EFAULT;
1670                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1671                 break;
1672         case RK_FBIOGET_OVERLAY_STATE:
1673                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1674                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1675                         return -EFAULT;
1676                 break;
1677         case RK_FBIOPUT_NUM_BUFFERS:
1678                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1679                         return -EFAULT;
1680                 dev_drv->num_buf = num_buf;
1681                 break;
1682         case RK_FBIOSET_VSYNC_ENABLE:
1683                 if (copy_from_user(&enable, argp, sizeof(enable)))
1684                         return -EFAULT;
1685                 dev_drv->vsync_info.active = enable;
1686                 break;
1687
1688         case RK_FBIOGET_DSP_ADDR:
1689                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1690                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1691                         return -EFAULT;
1692                 break;
1693         case RK_FBIOGET_LIST_STAT:
1694                 list_stat = rk_fb_get_list_stat(dev_drv);
1695                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1696                         return -EFAULT;
1697
1698                 break;
1699
1700 #if defined(CONFIG_ION_ROCKCHIP)
1701         case RK_FBIOSET_DMABUF_FD:
1702         {
1703                 int usr_fd;
1704                 struct ion_handle *hdl;
1705                 ion_phys_addr_t phy_addr;
1706                 size_t len;
1707                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1708                         return -EFAULT;
1709                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1710                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1711                 fix->smem_start = phy_addr;
1712                 break;
1713         }
1714         case RK_FBIOGET_DMABUF_FD:
1715         {
1716                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1717                 if (fd < 0) {
1718                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1719                         return fd;
1720                 }
1721                 if (copy_to_user(argp, &fd, sizeof(fd)))
1722                         return -EFAULT;
1723                 break;
1724         }
1725 #endif
1726         case RK_FBIOSET_CONFIG_DONE:
1727                 if(copy_from_user(&win_data,
1728                         (struct rk_fb_win_cfg_data __user *)argp,
1729                         sizeof(win_data))){
1730                         ret = -EFAULT;
1731                         break;
1732                 };
1733
1734                 dev_drv->wait_fs = win_data.wait_fs;
1735                 rk_fb_set_win_config(info,&win_data);
1736
1737                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1738                          &win_data,
1739                         sizeof(win_data))) {
1740                         ret = -EFAULT;
1741                         break;
1742                 }
1743                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1744                 break;
1745         default:
1746                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1747                 break;
1748         }
1749
1750         return 0;
1751 }
1752
1753 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1754 {
1755         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1756         struct fb_fix_screeninfo *fix = &info->fix;
1757         int win_id;
1758 #if defined(CONFIG_RK_HDMI)
1759         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1760 #endif
1761
1762         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1763         if (win_id < 0)
1764                 return  -ENODEV;
1765 #if defined(CONFIG_RK_HDMI)
1766         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1767                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1768         } else
1769 #endif
1770         {
1771                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1772         }
1773         return 0;
1774 }
1775
1776 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1777 {
1778
1779         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1780                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1781                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1782                 dev_err(info->dev, "%s check var fail 1:\n"
1783                                 "xres_vir:%d>>yres_vir:%d\n"
1784                                 "xres:%d>>yres:%d\n"
1785                                 "bits_per_pixel:%d\n",
1786                                 info->fix.id,
1787                                 var->xres_virtual,
1788                                 var->yres_virtual,
1789                                 var->xres,
1790                                 var->yres,
1791                                 var->bits_per_pixel);
1792                 return -EINVAL;
1793         }
1794
1795         if (((var->xoffset+var->xres) > var->xres_virtual) ||
1796                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1797                 dev_err(info->dev, "%s check_var fail 2:\n"
1798                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1799                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1800                                 info->fix.id,
1801                                 var->xoffset,
1802                                 var->xres,
1803                                 var->xres_virtual,
1804                                 var->yoffset,
1805                                 var->yres,
1806                                 var->yres_virtual);
1807                 return -EINVAL;
1808         }
1809
1810         return 0;
1811 }
1812
1813 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1814                            size_t count, loff_t *ppos)
1815 {
1816         unsigned long p = *ppos;
1817         u8 *buffer, *dst;
1818         u8 __iomem *src;
1819         int c, cnt = 0, err = 0;
1820         unsigned long total_size;
1821         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1822         struct rk_lcdc_win *win = NULL;
1823         int win_id = 0;
1824
1825         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1826         if (win_id < 0)
1827                 return  -ENODEV;
1828         else
1829                 win = dev_drv->win[win_id];
1830
1831         if (win->format == RGB565)
1832                 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1833         else
1834                 total_size = win->area[0].xact*win->area[0].yact<<2;
1835
1836
1837         if (p >= total_size)
1838                 return 0;
1839
1840         if (count >= total_size)
1841                 count = total_size;
1842
1843         if (count + p > total_size)
1844                 count = total_size - p;
1845
1846         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1847                          GFP_KERNEL);
1848         if (!buffer)
1849                 return -ENOMEM;
1850
1851         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1852
1853         while (count) {
1854                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1855                 dst = buffer;
1856                 fb_memcpy_fromfb(dst, src, c);
1857                 dst += c;
1858                 src += c;
1859
1860                 if (copy_to_user(buf, buffer, c)) {
1861                         err = -EFAULT;
1862                         break;
1863                 }
1864                 *ppos += c;
1865                 buf += c;
1866                 cnt += c;
1867                 count -= c;
1868         }
1869
1870         kfree(buffer);
1871
1872         return (err) ? err : cnt;
1873 }
1874
1875 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1876                             size_t count, loff_t *ppos)
1877 {
1878         unsigned long p = *ppos;
1879         u8 *buffer, *src;
1880         u8 __iomem *dst;
1881         int c, cnt = 0, err = 0;
1882         unsigned long total_size;
1883         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1884         struct rk_lcdc_win *win = NULL;
1885         int win_id = 0;
1886
1887         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1888         if (win_id < 0)
1889                 return  -ENODEV;
1890         else
1891                 win = dev_drv->win[win_id];
1892
1893         if (win->format == RGB565)
1894                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
1895         else
1896                 total_size = win->area[0].xact*win->area[0].yact<<2;
1897
1898         if (p > total_size)
1899                 return -EFBIG;
1900
1901         if (count > total_size) {
1902                 err = -EFBIG;
1903                 count = total_size;
1904         }
1905
1906         if (count + p > total_size) {
1907                 if (!err)
1908                         err = -ENOSPC;
1909
1910                 count = total_size - p;
1911         }
1912
1913         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1914                          GFP_KERNEL);
1915         if (!buffer)
1916                 return -ENOMEM;
1917
1918         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1919
1920         while (count) {
1921                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1922                 src = buffer;
1923
1924                 if (copy_from_user(src, buf, c)) {
1925                         err = -EFAULT;
1926                         break;
1927                 }
1928
1929                 fb_memcpy_tofb(dst, src, c);
1930                 dst += c;
1931                 src += c;
1932                 *ppos += c;
1933                 buf += c;
1934                 cnt += c;
1935                 count -= c;
1936         }
1937
1938         kfree(buffer);
1939
1940         return (cnt) ? cnt : err;
1941
1942 }
1943
1944 static int rk_fb_set_par(struct fb_info *info)
1945 {
1946         struct fb_var_screeninfo *var = &info->var;
1947         struct fb_fix_screeninfo *fix = &info->fix;
1948         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1949         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1950         int fb_id, extend_win_id = 0;
1951         struct fb_info *extend_info = NULL;
1952         struct rk_lcdc_driver *extend_dev_drv = NULL;
1953         struct rk_lcdc_win *extend_win = NULL;
1954         struct rk_lcdc_win *win = NULL;
1955         struct rk_screen *screen = dev_drv->cur_screen;
1956         int win_id = 0;
1957         u32 cblen = 0, crlen = 0;
1958         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
1959         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
1960         u32 yoffset = var->yoffset;
1961         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
1962         u16 ypos = (var->nonstd>>20) & 0xfff;
1963         u32 xvir = var->xres_virtual;
1964         u32 yvir = var->yres_virtual;
1965         u8  data_format = var->nonstd&0xff;
1966         u8  fb_data_fmt;
1967         u8  pixel_width;
1968         u32 vir_width_bit;
1969         u32 stride,uv_stride;
1970         u32 stride_32bit_1;
1971         u32 stride_32bit_2;
1972         u32 stride_128bit_1;
1973         u32 stride_128bit_2;
1974         u16 uv_x_off,uv_y_off,uv_y_act;
1975         u8  is_pic_yuv=0;
1976
1977         var->pixclock = dev_drv->pixclock;
1978         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1979         if (win_id < 0)
1980                 return  -ENODEV;
1981         else
1982                 win = dev_drv->win[win_id];
1983         if (rk_fb->disp_mode == DUAL) {
1984                 fb_id = get_extend_fb_id(info);
1985                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1986                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1987                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1988                                         extend_info->fix.id);
1989                 extend_win = extend_dev_drv->win[extend_win_id];
1990         }
1991         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
1992                 xsize = (var->grayscale>>8) & 0xfff;
1993                 ysize = (var->grayscale>>20) & 0xfff;
1994         } else  { /*ohterwise  full  screen display*/
1995                 xsize = screen->mode.xres;
1996                 ysize = screen->mode.yres;
1997         }
1998
1999 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2000 /*save winameter set by android*/
2001 if (rk_fb->disp_mode != DUAL) {
2002         if (screen->screen_id == 0) {
2003
2004                 dev_drv->screen0->xsize = xsize;
2005                 dev_drv->screen0->ysize = ysize;
2006                 dev_drv->screen0->xpos  = xpos;
2007                 dev_drv->screen0->ypos = ypos;
2008         } else {
2009                 xsize = dev_drv->screen1->xsize;
2010                 ysize = dev_drv->screen1->ysize;
2011                 xpos = dev_drv->screen1->xpos;
2012                 ypos = dev_drv->screen1->ypos;
2013         }
2014 }
2015
2016         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
2017         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2018         if((fb_data_fmt == YUV420_A)||(fb_data_fmt == YUV422_A)||(fb_data_fmt == YUV444_A)){
2019                 vir_width_bit = xvir * 8;
2020                 stride_32bit_1 = xvir;
2021                 stride_32bit_2 = xvir*2;
2022         }else{
2023                 vir_width_bit = pixel_width * xvir;
2024                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2025                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2026         }
2027         stride    = stride_32bit_1;//default rgb
2028         fix->line_length = stride;
2029         switch (fb_data_fmt){
2030         case YUV422:
2031         case YUV422_A:
2032                 is_pic_yuv = 1;
2033                 stride     = stride_32bit_1;
2034                 uv_stride  = stride_32bit_1>> 1 ;//
2035                 uv_x_off   = xoffset >> 1 ;//
2036                 uv_y_off   = yoffset;//0
2037                 fix->line_length = stride;
2038                 cblen = crlen = (xvir*yvir)>>1;
2039                 uv_y_act = win->area[0].yact>>1;
2040                 break;
2041         case YUV420://420sp
2042         case YUV420_A:
2043                 is_pic_yuv = 1;
2044                 stride     = stride_32bit_1;
2045                 uv_stride  = stride_32bit_1;
2046                 uv_x_off   = xoffset;
2047                 uv_y_off   = yoffset >> 1;
2048                 fix->line_length = stride;
2049                 cblen = crlen = (xvir*yvir)>>2;
2050                 uv_y_act = win->area[0].yact>>1;
2051                 break;
2052         case YUV444:
2053         case YUV444_A:
2054                 is_pic_yuv = 1;
2055                 stride     = stride_32bit_1;
2056                 uv_stride  = stride_32bit_2;
2057                 uv_x_off   = xoffset*2;
2058                 uv_y_off   = yoffset;
2059                 fix->line_length = stride<<2;
2060                 cblen = crlen = (xvir*yvir);
2061                 uv_y_act = win->area[0].yact;
2062                 break;
2063         default:
2064                 break;
2065         }
2066
2067         // x y mirror ,jump line
2068         if (screen->y_mirror == 1) {
2069                 if (screen->interlace == 1) {
2070                         win->area[0].y_offset = yoffset*stride*2 +
2071                                                         ((win->area[0].yact-1)*2+1)*stride +
2072                                                         xoffset*pixel_width/8;
2073                 } else {
2074                         win->area[0].y_offset = yoffset*stride +
2075                                                         (win->area[0].yact-1)*stride +
2076                                                         xoffset*pixel_width/8;
2077                 }
2078         }else{
2079                 if (screen->interlace == 1) {
2080                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2081                 } else {
2082                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2083                 }
2084         }
2085         if (is_pic_yuv == 1) {
2086                 if (screen->y_mirror == 1) {
2087                         if (screen->interlace == 1) {
2088                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2089                                                                 ((uv_y_act-1)*2+1)*uv_stride +
2090                                                                 uv_x_off*pixel_width/8;
2091                         } else {
2092                                 win->area[0].c_offset = uv_y_off*uv_stride +
2093                                                                 (uv_y_act - 1)*uv_stride +
2094                                                                 uv_x_off*pixel_width/8;
2095                         }
2096                 } else {
2097                         if (screen->interlace == 1) {
2098                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2099                         } else {
2100                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2101                         }
2102                 }
2103         }
2104
2105         win->format = fb_data_fmt;
2106         win->area[0].y_vir_stride = stride>>2;
2107         win->area[0].uv_vir_stride = uv_stride>>2;
2108         win->area[0].xpos = xpos;
2109         win->area[0].ypos = ypos;
2110         win->area[0].xsize = xsize;
2111         win->area[0].ysize = ysize;
2112
2113         win->area[0].smem_start = fix->smem_start;
2114         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2115         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
2116         win->area[0].yact = var->yres;
2117         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
2118         win->area[0].yvir =  var->yres_virtual;
2119         win->state=1;
2120         win->area[0].state=1;
2121         win->area_num = 1;
2122         win->alpha_mode = 4;//AB_SRC_OVER;
2123         win->alpha_en = ((win->format == ARGB888)||(win->format == ABGR888)) ? 1 : 0;
2124         win->g_alpha_val = 0;
2125
2126         if (rk_fb->disp_mode == DUAL) {
2127                 if (extend_win->state && (hdmi_switch_complete)) {
2128                         if (info != extend_info) {
2129                                 if (win->area[0].xact < win->area[0].yact) {
2130                                         //extend_win->xact = win->area[0].yact;
2131                                         extend_win->area[0].xact = win->area[0].yact;
2132                                         extend_win->area[0].yact = win->area[0].xact;
2133                                         extend_win->area[0].xvir = win->area[0].yact;
2134                                         extend_info->var.xres = var->yres;
2135                                         extend_info->var.yres = var->xres;
2136                                         extend_info->var.xres_virtual = var->yres;
2137                                 } else {
2138                                         extend_win->area[0].xact = win->area[0].xact;
2139                                         extend_win->area[0].yact = win->area[0].yact;
2140                                         extend_win->area[0].xvir = win->area[0].xvir;
2141                                         extend_info->var.xres = var->xres;
2142                                         extend_info->var.yres = var->yres;
2143                                         extend_info->var.xres_virtual = var->xres_virtual;
2144                                 }
2145                                 extend_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
2146                                 extend_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
2147                                 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
2148                                         extend_win->area[0].xsize = (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2149                                         extend_win->area[0].ysize = (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2150                                         extend_win->area[0].xpos = ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1)
2151                                                                         + extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2152                                         extend_win->area[0].ypos = ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1)
2153                                                                         + extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2154                                 }
2155                                 else {  //the display image of the primary screen is full screen size
2156                                         extend_win->area[0].xpos = (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2157                                         extend_win->area[0].ypos = (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2158                                         extend_win->area[0].xsize = extend_dev_drv->cur_screen->xsize;
2159                                         extend_win->area[0].ysize = extend_dev_drv->cur_screen->ysize;
2160                                 }
2161                         #if !defined(CONFIG_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
2162                                 extend_win->area[0].smem_start = win->area[0].smem_start;
2163                                 extend_win->area[0].cbr_start = win->area[0].cbr_start;
2164                         #endif
2165                                 extend_win->state = 1;
2166                                 extend_win->area[0].state = 1;
2167                                 extend_win->area_num = 1;
2168                                 extend_win->alpha_en = 0;
2169                                 extend_win->format = win->format;
2170                                 extend_info->var.nonstd &= 0xffffff00;
2171                                 extend_info->var.nonstd |= data_format;
2172                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2173                         }
2174                 }
2175         }
2176         dev_drv->ops->set_par(dev_drv, win_id);
2177
2178         return 0;
2179 }
2180
2181 static inline unsigned int chan_to_field(unsigned int chan,
2182                                          struct fb_bitfield *bf)
2183 {
2184         chan &= 0xffff;
2185         chan >>= 16 - bf->length;
2186         return chan << bf->offset;
2187 }
2188
2189 static int fb_setcolreg(unsigned regno,
2190                                unsigned red, unsigned green, unsigned blue,
2191                                unsigned transp, struct fb_info *info)
2192 {
2193         unsigned int val;
2194
2195         switch (info->fix.visual) {
2196         case FB_VISUAL_TRUECOLOR:
2197                 /* true-colour, use pseudo-palette */
2198                 if (regno < 16) {
2199                         u32 *pal = info->pseudo_palette;
2200                         val  = chan_to_field(red,   &info->var.red);
2201                         val |= chan_to_field(green, &info->var.green);
2202                         val |= chan_to_field(blue,  &info->var.blue);
2203                         pal[regno] = val;
2204                 }
2205                 break;
2206         default:
2207                 return -1;      /* unknown type */
2208         }
2209
2210         return 0;
2211 }
2212
2213 static struct fb_ops fb_ops = {
2214         .owner          = THIS_MODULE,
2215         .fb_open        = rk_fb_open,
2216         .fb_release     = rk_fb_close,
2217         .fb_check_var   = rk_fb_check_var,
2218         .fb_set_par     = rk_fb_set_par,
2219         .fb_blank       = rk_fb_blank,
2220         .fb_ioctl       = rk_fb_ioctl,
2221         .fb_pan_display = rk_fb_pan_display,
2222         .fb_read        = rk_fb_read,
2223         .fb_write       = rk_fb_write,
2224         .fb_setcolreg   = fb_setcolreg,
2225         .fb_fillrect    = cfb_fillrect,
2226         .fb_copyarea    = cfb_copyarea,
2227         .fb_imageblit   = cfb_imageblit,
2228 };
2229
2230
2231
2232 static struct fb_var_screeninfo def_var = {
2233 #if defined(CONFIG_LOGO_LINUX_BMP)
2234         .red            = {16, 8, 0},
2235         .green          = {8, 8, 0},
2236         .blue           = {0, 8, 0},
2237         .transp         = {0, 0, 0},
2238         .nonstd         = HAL_PIXEL_FORMAT_BGRA_8888,
2239 #else
2240         .red            = {11, 5, 0},
2241         .green          = {5, 6, 0},
2242         .blue           = {0, 5, 0},
2243         .transp         = {0, 0, 0},
2244         .nonstd         = HAL_PIXEL_FORMAT_RGB_565,   /*(ypos<<20+xpos<<8+format) format*/
2245 #endif
2246         .grayscale      = 0,  /*(ysize<<20+xsize<<8)*/
2247         .activate       = FB_ACTIVATE_NOW,
2248         .accel_flags    = 0,
2249         .vmode          = FB_VMODE_NONINTERLACED,
2250 };
2251
2252 static struct fb_fix_screeninfo def_fix = {
2253         .type            = FB_TYPE_PACKED_PIXELS,
2254         .type_aux        = 0,
2255         .xpanstep        = 1,
2256         .ypanstep        = 1,
2257         .ywrapstep       = 0,
2258         .accel           = FB_ACCEL_NONE,
2259         .visual          = FB_VISUAL_TRUECOLOR,
2260
2261 };
2262
2263
2264 static int rk_fb_wait_for_vsync_thread(void *data)
2265 {
2266         struct rk_lcdc_driver  *dev_drv = data;
2267         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2268         struct fb_info *fbi = rk_fb->fb[0];
2269
2270         while (!kthread_should_stop()) {
2271                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2272                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2273                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2274                         (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2275
2276                 if (!ret)
2277                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2278         }
2279
2280         return 0;
2281 }
2282
2283 static ssize_t rk_fb_vsync_show(struct device *dev,
2284                 struct device_attribute *attr, char *buf)
2285 {
2286         struct fb_info *fbi = dev_get_drvdata(dev);
2287         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2288         return scnprintf(buf, PAGE_SIZE, "%llu\n",
2289                         ktime_to_ns(dev_drv->vsync_info.timestamp));
2290 }
2291
2292 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2293
2294
2295 /*****************************************************************
2296 this two function is for other module that in the kernel which
2297 need show image directly through fb
2298 fb_id:we have 4 fb here,default we use fb0 for ui display
2299 *******************************************************************/
2300 struct fb_info *rk_get_fb(int fb_id)
2301 {
2302         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2303         struct fb_info *fb = inf->fb[fb_id];
2304         return fb;
2305 }
2306 EXPORT_SYMBOL(rk_get_fb);
2307
2308 void rk_direct_fb_show(struct fb_info *fbi)
2309 {
2310         rk_fb_set_par(fbi);
2311         rk_fb_pan_display(&fbi->var, fbi);
2312 }
2313 EXPORT_SYMBOL(rk_direct_fb_show);
2314
2315
2316 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2317                                         struct fb_var_screeninfo *hdmi_var)
2318 {
2319         if (pmy_var->xres < pmy_var->yres) {  /*vertical  lcd screen*/
2320                 hdmi_var->xres = pmy_var->yres;
2321                 hdmi_var->yres = pmy_var->xres;
2322                 hdmi_var->xres_virtual = pmy_var->yres;
2323         } else {
2324                 hdmi_var->xres = pmy_var->xres;
2325                 hdmi_var->yres = pmy_var->yres;
2326                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2327         }
2328
2329         return 0;
2330
2331 }
2332 int rk_fb_dpi_open(bool open)
2333 {
2334         struct rk_lcdc_driver *dev_drv = NULL;
2335         dev_drv = rk_get_prmry_lcdc_drv();
2336         dev_drv->ops->dpi_open(dev_drv, open);
2337
2338         return 0;
2339 }
2340 int rk_fb_dpi_win_sel(int win_id)
2341 {
2342         struct rk_lcdc_driver *dev_drv = NULL;
2343         dev_drv = rk_get_prmry_lcdc_drv();
2344         dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2345
2346         return 0;
2347 }
2348 int rk_fb_dpi_status(void)
2349 {
2350         int ret;
2351         struct rk_lcdc_driver *dev_drv = NULL;
2352         dev_drv = rk_get_prmry_lcdc_drv();
2353         ret = dev_drv->ops->dpi_status(dev_drv);
2354
2355         return ret;
2356 }
2357
2358 /******************************************
2359 *function:this function will be called by hdmi,when
2360 *             hdmi plug in/out
2361 *screen: the screen attached to hdmi
2362 *enable: 1,hdmi plug in,0,hdmi plug out
2363 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2364 ******************************************/
2365 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2366 {
2367         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2368         struct fb_info *info = NULL;
2369         struct rk_lcdc_driver *dev_drv = NULL;
2370         struct fb_var_screeninfo *hdmi_var    = NULL;
2371         struct fb_var_screeninfo *pmy_var = NULL;      /*var for primary screen*/
2372         struct fb_info *pmy_info = NULL;
2373         struct fb_fix_screeninfo *pmy_fix = NULL;
2374         int i;
2375         struct fb_fix_screeninfo *hdmi_fix    = NULL;
2376         char name[6];
2377         int ret;
2378         int win_id;
2379
2380         //if (rk_fb->disp_mode != DUAL)
2381         //      rk29_backlight_set(0);
2382
2383         sprintf(name, "lcdc%d", lcdc_id);
2384
2385         if (rk_fb->disp_mode != DUAL) {
2386                 dev_drv = rk_fb->lcdc_dev_drv[0];
2387         } else {
2388
2389                 for (i = 0; i < rk_fb->num_lcdc; i++) {
2390                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2391                                 dev_drv = rk_fb->lcdc_dev_drv[i];
2392                                 break;
2393                         }
2394                 }
2395
2396                 if (i == rk_fb->num_lcdc) {
2397                         printk(KERN_ERR "%s driver not found!", name);
2398                         return -ENODEV;
2399                 }
2400         }
2401         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2402
2403         if (rk_fb->num_lcdc == 1)
2404                 info = rk_fb->fb[0];
2405         else if (rk_fb->num_lcdc == 2)
2406                 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2407
2408         if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2409                 if (enable) {
2410                         memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2411                         dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2412                         dev_drv->screen1->screen_id = 1;
2413                         dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2414                         dev_drv->cur_screen = dev_drv->screen1;
2415                         dev_drv->screen0->ext_screen = dev_drv->screen1;
2416                         if (dev_drv->screen0->sscreen_get) {
2417                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2418                                         dev_drv->cur_screen->hdmi_resolution);
2419                         }
2420
2421
2422                 } else {
2423                         dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2424                         dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2425                         dev_drv->cur_screen = dev_drv->screen0;
2426                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2427                                         dev_drv->screen_ctr_info->lcd_info);
2428                 }
2429         } else{
2430                 if (enable)
2431                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2432         }
2433
2434
2435         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2436
2437         if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2438                 if (dev_drv->win[win_id]->state)
2439                         dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2440                 hdmi_switch_complete = 0;
2441
2442                 return 0;
2443         }
2444
2445         hdmi_var = &info->var;
2446         hdmi_fix = &info->fix;
2447         if (rk_fb->disp_mode  == DUAL) {
2448                 if (likely(rk_fb->num_lcdc == 2)) {
2449                         pmy_var = &rk_fb->fb[0]->var;
2450                         pmy_fix = &rk_fb->fb[0]->fix;
2451                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2452                         hdmi_var->nonstd &= 0xffffff00;
2453                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2454                 } else {
2455                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2456                 }
2457         }
2458         hdmi_var->grayscale &= 0xff;
2459         hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2460         if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2461         /*      info->var.nonstd &= 0xff;
2462                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2463                 info->var.grayscale &= 0xff;
2464                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2465                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2466                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2467                 dev_drv->screen1->xpos = 0;
2468                 dev_drv->screen1->ypos = 0;
2469         }
2470
2471         ret = info->fbops->fb_open(info, 1);
2472         dev_drv->ops->load_screen(dev_drv, 1);
2473         ret = info->fbops->fb_set_par(info);
2474         if (dev_drv->ops->lcdc_hdmi_process)
2475                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2476
2477         hdmi_switch_complete = enable;
2478
2479         if (rk_fb->disp_mode == DUAL) {
2480                 if (likely(rk_fb->num_lcdc == 2)) {
2481                         pmy_info = rk_fb->fb[0];
2482                         pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2483                 } else {
2484                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2485                 }
2486         } else {
2487                 info->fbops->fb_pan_display(hdmi_var, info);
2488         }
2489         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2490         if (dev_drv->screen1) {
2491                 if (dev_drv->screen0->sscreen_set) {
2492                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2493                         msleep(100);
2494                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2495                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2496                 }
2497         }
2498
2499         //if (rk_fb->disp_mode != DUAL)
2500         //      rk29_backlight_set(1);
2501         return 0;
2502
2503 }
2504
2505
2506
2507
2508 /******************************************
2509 function:this function current only called by hdmi for
2510         scale the display
2511 scale_x: scale rate of x resolution
2512 scale_y: scale rate of y resolution
2513 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2514 ******************************************/
2515
2516 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2517 {
2518         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2519         struct fb_info *info = NULL;
2520         struct fb_var_screeninfo *var = NULL;
2521         struct rk_lcdc_driver *dev_drv = NULL;
2522         u16 screen_x, screen_y;
2523         u16 xpos, ypos;
2524         //u16 xsize, ysize;
2525         char name[6];
2526         int i = 0;
2527         sprintf(name, "lcdc%d", lcdc_id);
2528
2529 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2530         dev_drv = inf->lcdc_dev_drv[0];
2531 #else
2532         for (i = 0; i < inf->num_lcdc; i++) {
2533                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2534                         dev_drv = inf->lcdc_dev_drv[i];
2535                         break;
2536                 }
2537         }
2538
2539         if (i == inf->num_lcdc) {
2540                 printk(KERN_ERR "%s driver not found!", name);
2541                 return -ENODEV;
2542
2543         }
2544 #endif
2545         if (inf->num_lcdc == 1)
2546                 info = inf->fb[0];
2547         else if (inf->num_lcdc == 2)
2548                 info = inf->fb[dev_drv->lcdc_win_num];
2549
2550         var = &info->var;
2551         screen_x = dev_drv->cur_screen->mode.xres;
2552         screen_y = dev_drv->cur_screen->mode.yres;
2553
2554 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2555         if (dev_drv->cur_screen->screen_id == 1) {
2556                 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2557                 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2558                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2559                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2560         } else
2561 #endif
2562         {
2563                 xpos = (screen_x-screen_x*scale_x/100)>>1;
2564                 ypos = (screen_y-screen_y*scale_y/100)>>1;
2565                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2566                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2567                 var->nonstd &= 0xff;
2568                 var->nonstd |= (xpos<<8) + (ypos<<20);
2569                 var->grayscale &= 0xff;
2570                 var->grayscale |= (dev_drv->cur_screen->xsize<<8) + (dev_drv->cur_screen->ysize<<20);
2571         }
2572
2573         info->fbops->fb_set_par(info);
2574         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2575         dev_drv->ops->cfg_done(dev_drv);
2576         return 0;
2577
2578
2579 }
2580
2581 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2582 {
2583         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2584         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2585         struct rk_lcdc_win *win = NULL;
2586         int win_id;
2587         int ret = 0;
2588         unsigned long fb_mem_size;
2589 #if defined(CONFIG_ION_ROCKCHIP)
2590         struct ion_handle *handle;
2591         ion_phys_addr_t phy_addr;
2592 #ifdef  USE_ION_MMU
2593         struct dma_buf *buf;
2594 #else
2595         size_t len;
2596 #endif
2597 #endif
2598         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2599         if (win_id < 0)
2600                 return  -ENODEV;
2601         else
2602                 win = dev_drv->win[win_id];
2603
2604         if (!strcmp(fbi->fix.id, "fb0")) {
2605                 fb_mem_size = 3 * (fbi->var.xres * fbi->var.yres) << 2;
2606                 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2607 #if defined(CONFIG_ION_ROCKCHIP)
2608                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2609                 if (IS_ERR(handle)) {
2610                         dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2611                         return -ENOMEM;
2612                 }
2613                 win->area[0].ion_hdl = handle;
2614                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2615 #ifndef USE_ION_MMU
2616                         ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2617                         fbi->fix.smem_start = phy_addr;
2618                         fbi->fix.smem_len = len;
2619                         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n",phy_addr);
2620 #else
2621                         buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2622                         if (IS_ERR_OR_NULL(buf)) {
2623                                 dev_err(fbi->device, "ion_share_dma_buf() failed\n");
2624                                 goto err_share_dma_buf;
2625                         }
2626                         rk_fb_map_ion_handle(fbi,&dev_drv->reg_area_data,handle,buf);
2627                         fbi->fix.smem_start = dev_drv->reg_area_data.dma_addr;
2628                         fbi->fix.smem_len = buf->size;
2629                         printk(KERN_INFO "alloc_buffer:kernel_vir_addr=0x%x,mmu_vir_addr=0x%x,len=0x%x\n",
2630                                                         fbi->screen_base,fbi->fix.smem_start,fbi->fix.smem_len);
2631 #endif
2632
2633 #else
2634                 dma_addr_t fb_mem_phys;
2635                 void *fb_mem_virt;
2636                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
2637                                         &fb_mem_phys,GFP_KERNEL);
2638                 if (!fb_mem_virt) {
2639                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
2640                         return -ENOMEM;
2641                 }
2642                 fbi->fix.smem_len = fb_mem_size;
2643                 fbi->fix.smem_start = fb_mem_phys;
2644                 fbi->screen_base = fb_mem_virt;
2645 #endif
2646                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2647                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2648                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2649         } else {
2650 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2651                 res = platform_get_resource_byname(fb_pdev,
2652                         IORESOURCE_MEM, "fb2 buf");
2653                 if (res == NULL) {
2654                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2655                         ret = -ENOENT;
2656                 }
2657                 fbi->fix.smem_start = res->start;
2658                 fbi->fix.smem_len = res->end - res->start + 1;
2659                 mem = request_mem_region(res->start, resource_size(res),
2660                         fb_pdev->name);
2661                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2662                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2663 #else    /*three buffer no need to copy*/
2664                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2665                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
2666                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
2667 #endif
2668                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2669                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2670         }
2671
2672         fbi->screen_size = fbi->fix.smem_len;
2673         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2674         if (win_id >= 0) {
2675                 win = dev_drv->win[win_id];
2676                 win->reserved = fbi->fix.smem_start;
2677         }
2678
2679         return ret;
2680 #ifdef USE_ION_MMU
2681 err_share_dma_buf:
2682         ion_free(rk_fb->ion_client, handle);
2683         return -ENOMEM;
2684 #endif
2685 }
2686
2687 static int rk_release_fb_buffer(struct fb_info *fbi)
2688 {
2689         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
2690                 return 0;
2691         iounmap(fbi->screen_base);
2692         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2693         return 0;
2694
2695 }
2696 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2697 {
2698         int i;
2699         int lcdc_win_num = dev_drv->lcdc_win_num;
2700         for (i = 0; i < lcdc_win_num; i++) {
2701                 struct rk_lcdc_win *win = NULL;
2702                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2703                 if (!win) {
2704                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
2705                         return   -ENOMEM;
2706                 }
2707
2708                 strcpy(win->name, def_win[i].name);
2709                 win->id = def_win[i].id;
2710                 win->support_3d = def_win[i].support_3d;
2711                 dev_drv->win[i] = win;
2712         }
2713
2714         return 0;
2715 }
2716
2717
2718 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2719                                         struct rk_lcdc_win *def_win, int index)
2720 {
2721         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2722         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2723                                 sizeof(struct rk_screen), GFP_KERNEL);
2724         if (!screen) {
2725                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2726                                         dev_drv->id);
2727                 return -ENOMEM;
2728         }
2729
2730         screen->screen_id = 0;
2731         screen->lcdc_id = dev_drv->id;
2732         dev_drv->screen0 = screen;
2733         dev_drv->cur_screen = screen;
2734         /* devie use one lcdc + rk61x scaler for dual display*/
2735         if (rk_fb->disp_mode == ONE_DUAL) {
2736                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2737                                                 sizeof(struct rk_screen), GFP_KERNEL);
2738                 if (screen1) {
2739                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2740                                                 dev_drv->id);
2741                         return -ENOMEM;
2742                 }
2743                 screen1->screen_id = 1;
2744                 screen1->lcdc_id = 1;
2745                 dev_drv->screen1 = screen1;
2746         }
2747         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2748         init_lcdc_win(dev_drv, def_win);
2749         init_completion(&dev_drv->frame_done);
2750         spin_lock_init(&dev_drv->cpl_lock);
2751         mutex_init(&dev_drv->fb_win_id_mutex);
2752         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2753         dev_drv->first_frame = 1;
2754         rk_disp_pwr_ctr_parse_dt(dev_drv);
2755         if (dev_drv->prop == PRMRY) {
2756                 rk_fb_set_prmry_screen(screen);
2757                 rk_fb_get_prmry_screen(screen);
2758         }
2759         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2760
2761         return 0;
2762 }
2763
2764 #ifdef CONFIG_LOGO_LINUX_BMP
2765 static struct linux_logo *bmp_logo;
2766 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2767 {
2768         bmp_logo = fb_find_logo(24);
2769         if (bmp_logo == NULL) {
2770                 printk(KERN_INFO "%s error\n", __func__);
2771                 return 0;
2772         }
2773         return 1;
2774 }
2775
2776 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2777 {
2778         unsigned char *src = bmp_logo->data;
2779         unsigned char *dst = info->screen_base;
2780         int i;
2781         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2782         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2783
2784         for (i = 0; i < Needheight; i++)
2785                 memcpy(dst+info->var.xres*i*4,
2786                         src+bmp_logo->width*i*4, Needwidth*4);
2787
2788 }
2789 #endif
2790
2791 /********************************
2792 *check if the primary lcdc has registerd,
2793 the primary lcdc mas register first
2794 *********************************/
2795 bool is_prmry_rk_lcdc_registered(void)
2796 {
2797         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2798         if (rk_fb->lcdc_dev_drv[0])
2799                 return  true;
2800         else
2801                 return false;
2802
2803
2804 }
2805 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2806                                 struct rk_lcdc_win *win, int id)
2807 {
2808         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2809         struct fb_info *fbi;
2810         int i = 0, ret = 0, index = 0;
2811         #ifdef USE_ION_MMU
2812                 struct device *mmu_dev = NULL;
2813         #endif
2814         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2815                 return -ENXIO;
2816
2817         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2818                 if (!rk_fb->lcdc_dev_drv[i]) {
2819                         rk_fb->lcdc_dev_drv[i] = dev_drv;
2820                         rk_fb->lcdc_dev_drv[i]->id = id;
2821                         rk_fb->num_lcdc++;
2822                         break;
2823                 }
2824         }
2825
2826         index = i;
2827         init_lcdc_device_driver(rk_fb, win, index);
2828         dev_drv->fb_index_base = rk_fb->num_fb;
2829         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2830                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2831                 if (!fbi) {
2832                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2833                         ret = -ENOMEM;
2834                 }
2835                 fbi->par = dev_drv;
2836                 fbi->var = def_var;
2837                 fbi->fix = def_fix;
2838                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2839                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2840                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2841 #if defined(CONFIG_LOGO_LINUX_BMP)
2842                 fbi->var.bits_per_pixel = 32;
2843 #else
2844                 fbi->var.bits_per_pixel = 16;
2845 #endif
2846                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2847                 fbi->var.width = dev_drv->cur_screen->width;
2848                 fbi->var.height = dev_drv->cur_screen->height;
2849                 fbi->var.pixclock = dev_drv->pixclock;
2850                 fbi->fbops = &fb_ops;
2851                 fbi->flags = FBINFO_FLAG_DEFAULT;
2852                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2853                 if (i == 0){ /* only alloc memory for main fb*/
2854                 #ifdef USE_ION_MMU
2855                         mmu_dev =
2856                                 rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
2857                         platform_set_sysmmu(mmu_dev, dev_drv->dev);
2858                         /*rockchip_sysmmu_set_fault_handler(dev_drv->dev,
2859                                 rk_fb_sysmmu_fault_handler);*/
2860                         iovmm_activate(dev_drv->dev);
2861                 #endif
2862                         rk_fb_alloc_buffer(fbi, rk_fb->num_fb);
2863                 }
2864                 ret = register_framebuffer(fbi);
2865                 if (ret < 0) {
2866                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2867                                         __func__, rk_fb->num_fb);
2868                         return ret;
2869                 }
2870                 rkfb_create_sysfs(fbi);
2871                 rk_fb->fb[rk_fb->num_fb] = fbi;
2872                 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2873                                         fbi->fix.id);
2874                 rk_fb->num_fb++;
2875
2876                 if (i == 0) {
2877                         init_waitqueue_head(&dev_drv->vsync_info.wait);
2878                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
2879                         if (ret)
2880                                 dev_err(fbi->dev, "failed to create vsync file\n");
2881                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2882                                                                 dev_drv, "fb-vsync");
2883                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2884                                 dev_err(fbi->dev, "failed to run vsync thread\n");
2885                                 dev_drv->vsync_info.thread = NULL;
2886                         }
2887                         dev_drv->vsync_info.active = 1;
2888
2889                         mutex_init(&dev_drv->output_lock);
2890
2891                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
2892                         mutex_init(&dev_drv->update_regs_list_lock);
2893                         init_kthread_worker(&dev_drv->update_regs_worker);
2894
2895                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2896                                         &dev_drv->update_regs_worker, "rk-fb");
2897                         if (IS_ERR(dev_drv->update_regs_thread)) {
2898                                 int err = PTR_ERR(dev_drv->update_regs_thread);
2899                                 dev_drv->update_regs_thread = NULL;
2900
2901                                 printk("failed to run update_regs thread\n");
2902                                 return err;
2903                         }
2904                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
2905
2906                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
2907                 }
2908
2909         }
2910
2911  /*show logo for primary display device*/
2912 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
2913 if (dev_drv->prop == PRMRY) {
2914         struct fb_info *main_fbi = rk_fb->fb[0];
2915         main_fbi->fbops->fb_open(main_fbi, 1);
2916         main_fbi->fbops->fb_set_par(main_fbi);
2917 #if  defined(CONFIG_LOGO_LINUX_BMP)
2918         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
2919                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2920                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
2921         }
2922 #else
2923         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
2924                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2925                 fb_show_logo(main_fbi, FB_ROTATE_UR);
2926         }
2927 #endif
2928         main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
2929 }
2930 #endif
2931         return 0;
2932
2933
2934 }
2935
2936 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
2937 {
2938
2939         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
2940         struct fb_info *fbi;
2941         int fb_index_base = dev_drv->fb_index_base;
2942         int fb_num = dev_drv->lcdc_win_num;
2943         int i = 0;
2944
2945         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
2946                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
2947                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
2948         }
2949
2950         for (i = 0; i < fb_num; i++)
2951                 kfree(dev_drv->win[i]);
2952
2953         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
2954                 fbi = fb_inf->fb[i];
2955                 unregister_framebuffer(fbi);
2956                 /*rk_release_fb_buffer(fbi);*/
2957                 framebuffer_release(fbi);
2958         }
2959         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
2960         fb_inf->num_lcdc--;
2961
2962         return 0;
2963 }
2964
2965
2966 static int rk_fb_probe(struct platform_device *pdev)
2967 {
2968         struct rk_fb *rk_fb = NULL;
2969         struct device_node *np = pdev->dev.of_node;
2970         u32 mode;
2971
2972         if (!np) {
2973                 dev_err(&pdev->dev, "Missing device tree node.\n");
2974                 return -EINVAL;
2975         }
2976
2977         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
2978         if (!rk_fb) {
2979                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
2980                 return  -ENOMEM;
2981         }
2982         platform_set_drvdata(pdev, rk_fb);
2983
2984         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
2985                 rk_fb->disp_mode = mode;
2986
2987         } else {
2988                 dev_err(&pdev->dev, "no disp-mode node found!");
2989                 return -ENODEV;
2990         }
2991         dev_set_name(&pdev->dev, "rockchip-fb");
2992 #if defined(CONFIG_ION_ROCKCHIP)
2993         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
2994         if (IS_ERR(rk_fb->ion_client)) {
2995                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
2996                 return PTR_ERR(rk_fb->ion_client);
2997         } else {
2998                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
2999         }
3000 #endif
3001
3002         fb_pdev = pdev;
3003         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3004         return 0;
3005 }
3006
3007 static int rk_fb_remove(struct platform_device *pdev)
3008 {
3009         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3010         kfree(rk_fb);
3011         platform_set_drvdata(pdev, NULL);
3012         return 0;
3013 }
3014
3015 static void rk_fb_shutdown(struct platform_device *pdev)
3016 {
3017         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3018         int i;
3019         for (i = 0; i < rk_fb->num_lcdc; i++) {
3020                 if (!rk_fb->lcdc_dev_drv[i])
3021                         continue;
3022
3023         }
3024
3025 }
3026
3027
3028 static const struct of_device_id rkfb_dt_ids[] = {
3029         { .compatible = "rockchip,rk-fb", },
3030         {}
3031 };
3032
3033 static struct platform_driver rk_fb_driver = {
3034         .probe          = rk_fb_probe,
3035         .remove         = rk_fb_remove,
3036         .driver         = {
3037                 .name   = "rk-fb",
3038                 .owner  = THIS_MODULE,
3039                 .of_match_table = of_match_ptr(rkfb_dt_ids),
3040         },
3041         .shutdown   = rk_fb_shutdown,
3042 };
3043
3044 static int __init rk_fb_init(void)
3045 {
3046         return platform_driver_register(&rk_fb_driver);
3047 }
3048
3049 static void __exit rk_fb_exit(void)
3050 {
3051         platform_driver_unregister(&rk_fb_driver);
3052 }
3053
3054 fs_initcall(rk_fb_init);
3055 module_exit(rk_fb_exit);