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 #include <linux/rockchip/iovmm.h>
  49 #include <linux/rockchip/sysmmu.h>
  50 #include <linux/dma-buf.h>
  51 #endif
  52 #define H_USE_FENCE 1
  53 static int hdmi_switch_complete;
  54 static struct platform_device *fb_pdev;
  55 struct list_head saved_list;
  56
  57 #if defined(CONFIG_FB_MIRRORING)
  58 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  59 EXPORT_SYMBOL(video_data_to_mirroring);
  60 #endif
  61
  62 struct rk_fb_reg_win_data g_reg_win_data[4];
  63 static int g_first_buf = 1;
  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 static int uboot_logo_on = 0;
  69 int support_uboot_display(void)
  70 {
  71         return uboot_logo_on;
  72 }
  73
  74 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  75 {
  76         switch (type) {
  77         case SCREEN_RGB:
  78         case SCREEN_LVDS:
  79         case SCREEN_DUAL_LVDS:
  80                 trsm_lvds_ops = ops;
  81                 break;
  82         case SCREEN_EDP:
  83                 trsm_edp_ops = ops;
  84                 break;
  85         case SCREEN_MIPI:
  86         case SCREEN_DUAL_MIPI:
  87                 trsm_mipi_ops = ops;
  88                 break;
  89         default:
  90                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
  91                         __func__, type);
  92                 break;
  93         }
  94         return 0;
  95 }
  96
  97 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
  98 {
  99         struct rk_fb_trsm_ops *ops;
 100         switch (type) {
 101         case SCREEN_RGB:
 102         case SCREEN_LVDS:
 103         case SCREEN_DUAL_LVDS:
 104                 ops = trsm_lvds_ops;
 105                 break;
 106         case SCREEN_EDP:
 107                 ops = trsm_edp_ops;
 108                 break;
 109         case SCREEN_MIPI:
 110         case SCREEN_DUAL_MIPI:
 111                 ops = trsm_mipi_ops;
 112                 break;
 113         default:
 114                 ops = NULL;
 115                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 116                         __func__, type);
 117                 break;
 118         }
 119         return ops;
 120 }
 121
 122 int rk_fb_pixel_width(int data_format)
 123 {
 124         int pixel_width;
 125         switch(data_format){
 126         case XBGR888:
 127         case ABGR888:
 128         case ARGB888:
 129                 pixel_width = 4*8;
 130                 break;
 131         case RGB888:
 132                 pixel_width = 3*8;
 133                 break;
 134         case RGB565:
 135                 pixel_width = 2*8;
 136                 break;
 137         case YUV422:
 138         case YUV420:
 139         case YUV444:
 140                 pixel_width = 1*8;
 141                 break;
 142         case YUV422_A:
 143         case YUV420_A:
 144         case YUV444_A:
 145                 pixel_width = 10;
 146                 break;
 147         default:
 148                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 149                         __func__,data_format);
 150                 return -EINVAL;
 151         }
 152         return pixel_width;
 153 }
 154
 155 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
 156 {
 157         int fb_data_fmt;
 158         if(data_format){
 159                 switch(data_format){
 160                 case HAL_PIXEL_FORMAT_RGBX_8888:
 161                         fb_data_fmt = XBGR888;
 162                         break;
 163                 case HAL_PIXEL_FORMAT_RGBA_8888:
 164                         fb_data_fmt = ABGR888;
 165                         break;
 166                 case HAL_PIXEL_FORMAT_BGRA_8888:
 167                         fb_data_fmt = ARGB888;
 168                         break;
 169                 case HAL_PIXEL_FORMAT_RGB_888:
 170                         fb_data_fmt = RGB888;
 171                         break;
 172                 case HAL_PIXEL_FORMAT_RGB_565:
 173                         fb_data_fmt = RGB565;
 174                         break;
 175                 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
 176                         fb_data_fmt = YUV422;
 177                         break;
 178                 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
 179                         fb_data_fmt = YUV420;
 180                         break;
 181                 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
 182                         fb_data_fmt = YUV444;
 183                         break;
 184                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: // yuv444
 185                         fb_data_fmt = YUV420_A;
 186                         break;
 187                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: // yuv444
 188                         fb_data_fmt = YUV422_A;
 189                         break;
 190                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: // yuv444
 191                         fb_data_fmt = YUV444_A;
 192                         break;
 193                 default:
 194                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 195                                 __func__,data_format);
 196                     return -EINVAL;
 197                 }
 198         }else{
 199                 switch(bits_per_pixel){
 200                 case 32:
 201                         fb_data_fmt = ARGB888;
 202                         break;
 203                 case 16:
 204                         fb_data_fmt = RGB565;
 205                         break;
 206                 default:
 207                         printk(KERN_WARNING "%s:un supported bits_per_pixel:%d\n",
 208                                 __func__,bits_per_pixel);
 209                         break;
 210                 }
 211         }
 212         return fb_data_fmt;
 213 }
 214
 215 /* rk display power control parse from dts
 216  *
 217 */
 218 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 219 {
 220         struct device_node *root  = of_get_child_by_name(dev_drv->dev->of_node,
 221                                 "power_ctr");
 222         struct device_node *child;
 223         struct rk_disp_pwr_ctr_list *pwr_ctr;
 224         struct list_head *pos;
 225         enum of_gpio_flags flags;
 226         u32 val = 0;
 227         u32 debug = 0;
 228         u32 mirror = 0;
 229         int ret;
 230
 231         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 232         if (!root) {
 233                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
 234                 return -ENODEV;
 235         }
 236
 237         for_each_child_of_node(root, child) {
 238                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
 239                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 240                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 241                         if (val == GPIO) {
 242                                 pwr_ctr->pwr_ctr.type = GPIO;
 243                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 244                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 245                                         dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
 246                                         return -EINVAL;
 247                                 }
 248                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 249                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
 250                                 if (ret) {
 251                                         dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
 252                                                 child->name,ret);
 253                                 }
 254
 255                         } else {
 256                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 257
 258                         }
 259                 };
 260                 of_property_read_u32(child, "rockchip,delay", &val);
 261                 pwr_ctr->pwr_ctr.delay = val;
 262                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 263         }
 264
 265         of_property_read_u32(root, "rockchip,mirror", &mirror);
 266
 267         if (mirror == NO_MIRROR) {
 268                 dev_drv->screen0->x_mirror = 0;
 269                 dev_drv->screen0->y_mirror = 0;
 270         } else if (mirror == X_MIRROR) {
 271                 dev_drv->screen0->x_mirror = 1;
 272                 dev_drv->screen0->y_mirror = 0;
 273         } else if (mirror == Y_MIRROR) {
 274                 dev_drv->screen0->x_mirror = 0;
 275                 dev_drv->screen0->y_mirror = 1;
 276         } else if(mirror == X_Y_MIRROR) {
 277                 dev_drv->screen0->x_mirror = 1;
 278                 dev_drv->screen0->y_mirror = 1;
 279         }
 280
 281         of_property_read_u32(root, "rockchip,debug", &debug);
 282
 283         if (debug) {
 284                 list_for_each(pos, &dev_drv->pwrlist_head) {
 285                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 286                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 287                                          "pwr_type:%s\n"
 288                                          "gpio:%d\n"
 289                                          "atv_val:%d\n"
 290                                          "delay:%d\n\n",
 291                                          pwr_ctr->pwr_ctr.name,
 292                                          (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 293                                          pwr_ctr->pwr_ctr.gpio,
 294                                          pwr_ctr->pwr_ctr.atv_val,
 295                                          pwr_ctr->pwr_ctr.delay);
 296                 }
 297         }
 298
 299         return 0;
 300
 301 }
 302
 303 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 304 {
 305         struct list_head *pos;
 306         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 307         struct pwr_ctr *pwr_ctr;
 308         if (list_empty(&dev_drv->pwrlist_head))
 309                 return 0;
 310         list_for_each(pos, &dev_drv->pwrlist_head) {
 311                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 312                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 313                 if (pwr_ctr->type == GPIO) {
 314                         gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
 315                         mdelay(pwr_ctr->delay);
 316                 }
 317         }
 318
 319         return 0;
 320 }
 321
 322 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 323 {
 324         struct list_head *pos;
 325         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 326         struct pwr_ctr *pwr_ctr;
 327         if (list_empty(&dev_drv->pwrlist_head))
 328                 return 0;
 329         list_for_each(pos, &dev_drv->pwrlist_head) {
 330                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 331                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 332                 if (pwr_ctr->type == GPIO) {
 333                         gpio_set_value(pwr_ctr->gpio,!pwr_ctr->atv_val);
 334                 }
 335         }
 336         return 0;
 337 }
 338
 339 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 340                                 struct rk_screen *screen)
 341 {
 342         screen->mode.pixclock = dt->pixelclock.typ;
 343         screen->mode.left_margin = dt->hback_porch.typ;
 344         screen->mode.right_margin = dt->hfront_porch.typ;
 345         screen->mode.xres = dt->hactive.typ;
 346         screen->mode.hsync_len = dt->hsync_len.typ;
 347         screen->mode.upper_margin = dt->vback_porch.typ;
 348         screen->mode.lower_margin = dt->vfront_porch.typ;
 349         screen->mode.yres = dt->vactive.typ;
 350         screen->mode.vsync_len = dt->vsync_len.typ;
 351         screen->type = dt->screen_type;
 352         screen->lvds_format = dt->lvds_format;
 353         screen->face = dt->face;
 354
 355         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 356                 screen->pin_dclk = 1;
 357         else
 358                 screen->pin_dclk = 0;
 359         if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 360                 screen->pin_hsync = 1;
 361         else
 362                 screen->pin_hsync = 0;
 363         if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 364                 screen->pin_vsync = 1;
 365         else
 366                 screen->pin_vsync = 0;
 367         if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
 368                 screen->pin_den = 1;
 369         else
 370                 screen->pin_den = 0;
 371
 372         return 0;
 373
 374 }
 375
 376 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 377 {
 378         struct display_timings *disp_timing;
 379         struct display_timing *dt;
 380         disp_timing = of_get_display_timings(np);
 381         if (!disp_timing) {
 382                 pr_err("parse display timing err\n");
 383                 return -EINVAL;
 384         }
 385         dt = display_timings_get(disp_timing, 0);
 386         rk_fb_video_mode_from_timing(dt, screen);
 387         printk(KERN_DEBUG "dclk:%d\n"
 388                          "hactive:%d\n"
 389                          "hback_porch:%d\n"
 390                          "hfront_porch:%d\n"
 391                          "hsync_len:%d\n"
 392                          "vactive:%d\n"
 393                          "vback_porch:%d\n"
 394                          "vfront_porch:%d\n"
 395                          "vsync_len:%d\n"
 396                          "screen_type:%d\n"
 397                          "lvds_format:%d\n"
 398                          "face:%d\n",
 399                         dt->pixelclock.typ,
 400                         dt->hactive.typ,
 401                         dt->hback_porch.typ,
 402                         dt->hfront_porch.typ,
 403                         dt->hsync_len.typ,
 404                         dt->vactive.typ,
 405                         dt->vback_porch.typ,
 406                         dt->vfront_porch.typ,
 407                         dt->vsync_len.typ,
 408                         dt->screen_type,
 409                         dt->lvds_format,
 410                         dt->face);
 411         return 0;
 412
 413 }
 414
 415 int  rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
 416 {
 417         int x, y;
 418         unsigned long long hz;
 419         if (!screen) {
 420                 printk(KERN_ERR "%s:null screen!\n", __func__);
 421                 return 0;
 422         }
 423         x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
 424             screen->mode.hsync_len;
 425         y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
 426             screen->mode.vsync_len;
 427
 428         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 429
 430         hz += (x * y) / 2;
 431         do_div(hz, x * y);      /* divide by x * y with rounding */
 432
 433         hz += pixclock / 2;
 434         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 435
 436         return hz;
 437 }
 438
 439 char *get_format_string(enum data_format format, char *fmt)
 440 {
 441         if (!fmt)
 442                 return NULL;
 443         switch (format) {
 444         case ARGB888:
 445                 strcpy(fmt, "ARGB888");
 446                 break;
 447         case RGB888:
 448                 strcpy(fmt, "RGB888");
 449                 break;
 450         case RGB565:
 451                 strcpy(fmt, "RGB565");
 452                 break;
 453         case YUV420:
 454                 strcpy(fmt, "YUV420");
 455                 break;
 456         case YUV422:
 457                 strcpy(fmt, "YUV422");
 458                 break;
 459         case YUV444:
 460                 strcpy(fmt, "YUV444");
 461                 break;
 462         case YUV420_A:
 463                 strcpy(fmt, "YUV420_A");
 464                 break;
 465         case YUV422_A:
 466                 strcpy(fmt, "YUV422_A");
 467                 break;
 468         case YUV444_A:
 469                 strcpy(fmt, "YUV444_A");
 470                 break;
 471         case XRGB888:
 472                 strcpy(fmt, "XRGB888");
 473                 break;
 474         case XBGR888:
 475                 strcpy(fmt, "XBGR888");
 476                 break;
 477         case ABGR888:
 478                 strcpy(fmt, "XBGR888");
 479                 break;
 480         default:
 481                 strcpy(fmt, "invalid");
 482                 break;
 483         }
 484
 485         return fmt;
 486
 487 }
 488
 489
 490
 491 /**********************************************************************
 492 this is for hdmi
 493 name: lcdc device name ,lcdc0 , lcdc1
 494 ***********************************************************************/
 495 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 496 {
 497         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
 498         int i = 0;
 499         for (i = 0; i < inf->num_lcdc; i++) {
 500                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
 501                         break;
 502         }
 503         return inf->lcdc_dev_drv[i];
 504
 505 }
 506
 507 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 508 {
 509         struct rk_fb *inf = NULL;
 510         struct rk_lcdc_driver *dev_drv = NULL;
 511         int i = 0;
 512
 513         if (likely(fb_pdev))
 514                 inf = platform_get_drvdata(fb_pdev);
 515         else
 516                 return NULL;
 517
 518         for (i = 0; i < inf->num_lcdc; i++) {
 519                 if (inf->lcdc_dev_drv[i]->prop ==  PRMRY) {
 520                         dev_drv = inf->lcdc_dev_drv[i];
 521                         break;
 522                 }
 523         }
 524
 525         return dev_drv;
 526 }
 527
 528
 529 int rk_fb_get_prmry_screen_ft(void)
 530 {
 531         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 532         uint32_t htotal, vtotal, pix_total, ft_us, pixclock_ns;
 533
 534         if (unlikely(!dev_drv))
 535                 return 0;
 536
 537         pixclock_ns = dev_drv->pixclock/1000;
 538
 539         htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
 540                 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
 541         vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
 542                 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
 543         pix_total = htotal*vtotal/1000;
 544         ft_us = pix_total * pixclock_ns;
 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         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 592
 593         if (likely(dev_drv)) {
 594                 if (dev_drv->ops->set_irq_to_cpu)
 595                         dev_drv->ops->set_irq_to_cpu(dev_drv,0);
 596         }
 597
 598
 599         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC){
 600                 if (likely(dev_drv)) {
 601                         if(dev_drv->ops->set_irq_to_cpu)
 602                                 dev_drv->ops->set_irq_to_cpu(dev_drv,1);
 603                 }
 604                 return false;
 605         }
 606
 607         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR)  &&  --timeout);
 608         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC)  &&  --timeout);
 609
 610         if (likely(dev_drv)) {
 611                 if (dev_drv->ops->set_irq_to_cpu)
 612                         dev_drv->ops->set_irq_to_cpu(dev_drv,1);
 613         }
 614
 615         return true;
 616 }
 617 static int rk_fb_open(struct fb_info *info, int user)
 618 {
 619         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 620         int win_id;
 621         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 622         if (dev_drv->win[win_id]->state)
 623                 return 0;    /* if this win aready opened ,no need to reopen*/
 624         else
 625                 dev_drv->ops->open(dev_drv, win_id, 1);
 626         return 0;
 627 }
 628
 629 static int  get_extend_fb_id(struct fb_info *info)
 630 {
 631         int fb_id = 0;
 632         char *id = info->fix.id;
 633         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 634         if (!strcmp(id, "fb0"))
 635                 fb_id = 0;
 636         else if (!strcmp(id, "fb1"))
 637                 fb_id = 1;
 638         else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
 639                 fb_id = 2;
 640         return fb_id;
 641 }
 642
 643 static int rk_fb_close(struct fb_info *info, int user)
 644 {
 645         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 646         struct rk_lcdc_win *win = NULL;
 647         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 648         if (win_id >= 0) {
 649                 win = dev_drv->win[win_id];
 650                 info->fix.smem_start = win->reserved;
 651
 652                 info->var.xres = dev_drv->screen0->mode.xres;
 653                 info->var.yres = dev_drv->screen0->mode.yres;
 654                 info->var.grayscale |= (info->var.xres<<8) + (info->var.yres<<20);
 655 #if defined(CONFIG_LOGO_LINUX_BMP)
 656                 info->var.bits_per_pixel = 32;
 657 #else
 658                 info->var.bits_per_pixel = 16;
 659 #endif
 660                 info->fix.line_length  = (info->var.xres)*(info->var.bits_per_pixel>>3);
 661                 info->var.xres_virtual = info->var.xres;
 662                 info->var.yres_virtual = info->var.yres;
 663                 info->var.width =  dev_drv->screen0->width;
 664                 info->var.height = dev_drv->screen0->height;
 665                 info->var.pixclock = dev_drv->pixclock;
 666                 info->var.left_margin = dev_drv->screen0->mode.left_margin;
 667                 info->var.right_margin = dev_drv->screen0->mode.right_margin;
 668                 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 669                 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 670                 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 671                 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 672         }
 673
 674         return 0;
 675 }
 676
 677
 678 #if defined(CONFIG_RK29_IPP)
 679 static int get_ipp_format(int fmt)
 680 {
 681         int ipp_fmt = IPP_XRGB_8888;
 682         switch (fmt) {
 683         case HAL_PIXEL_FORMAT_RGBX_8888:
 684         case HAL_PIXEL_FORMAT_RGBA_8888:
 685         case HAL_PIXEL_FORMAT_BGRA_8888:
 686         case HAL_PIXEL_FORMAT_RGB_888:
 687                 ipp_fmt = IPP_XRGB_8888;
 688                 break;
 689         case HAL_PIXEL_FORMAT_RGB_565:
 690                 ipp_fmt = IPP_RGB_565;
 691                 break;
 692         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 693                 ipp_fmt = IPP_Y_CBCR_H2V1;
 694                 break;
 695         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 696                 ipp_fmt = IPP_Y_CBCR_H2V2;
 697                 break;
 698         case HAL_PIXEL_FORMAT_YCrCb_444:
 699                 ipp_fmt = IPP_Y_CBCR_H1V1;
 700                 break;
 701         default:
 702                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 703                 break;
 704         }
 705
 706         return ipp_fmt;
 707 }
 708
 709 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 710                                 int rotation, int fmt)
 711 {
 712         int align16 = 2;
 713         int align64 = 8;
 714
 715
 716         if (fmt == IPP_XRGB_8888) {
 717                 align16 = 1;
 718                 align64 = 2;
 719         } else if (fmt == IPP_RGB_565) {
 720                 align16 = 1;
 721                 align64 = 4;
 722         } else {
 723                 align16 = 2;
 724                 align64 = 8;
 725         }
 726         align16 -= 1;  /*for YUV, 1*/
 727         align64 -= 1;  /*for YUV, 7*/
 728
 729         if (rotation == IPP_ROT_0) {
 730                 if (fmt > IPP_RGB_565) {
 731                         if ((*dst_w & 1) != 0)
 732                                 *dst_w = *dst_w+1;
 733                         if ((*dst_h & 1) != 0)
 734                                 *dst_h = *dst_h+1;
 735                         if (*dst_vir_w < *dst_w)
 736                                 *dst_vir_w = *dst_w;
 737                 }
 738         } else {
 739
 740                 if ((*dst_w & align64) != 0)
 741                         *dst_w = (*dst_w+align64)&(~align64);
 742                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 743                         *dst_h = *dst_h+1;
 744                 if (*dst_vir_w < *dst_w)
 745                         *dst_vir_w = *dst_w;
 746         }
 747
 748 }
 749
 750 static void fb_copy_by_ipp(struct fb_info *dst_info,
 751                 struct fb_info *src_info, int offset)
 752 {
 753         struct rk29_ipp_req ipp_req;
 754         uint32_t  rotation = 0;
 755         int dst_w, dst_h, dst_vir_w;
 756         int ipp_fmt;
 757         u8 data_format = (dst_info->var.nonstd)&0xff;
 758
 759         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 760 #if defined(CONFIG_FB_ROTATE)
 761         int orientation = 270 - CONFIG_ROTATE_ORIENTATION;
 762         switch (orientation) {
 763         case 0:
 764                 rotation = IPP_ROT_0;
 765                 break;
 766         case 90:
 767                 rotation = IPP_ROT_90;
 768                 break;
 769         case 180:
 770                 rotation = IPP_ROT_180;
 771                 break;
 772         case 270:
 773                 rotation = IPP_ROT_270;
 774                 break;
 775         default:
 776                 rotation = IPP_ROT_270;
 777                 break;
 778
 779         }
 780 #endif
 781
 782         dst_w = dst_info->var.xres;
 783         dst_h = dst_info->var.yres;
 784         dst_vir_w = dst_info->var.xres_virtual;
 785         ipp_fmt = get_ipp_format(data_format);
 786         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
 787         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
 788         ipp_req.src0.w = src_info->var.xres;
 789         ipp_req.src0.h = src_info->var.yres;
 790         ipp_req.src_vir_w = src_info->var.xres_virtual;
 791         ipp_req.src0.fmt = ipp_fmt;
 792
 793         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
 794         ipp_req.dst0.w = dst_w;
 795         ipp_req.dst0.h = dst_h;
 796         ipp_req.dst_vir_w = dst_vir_w;
 797         ipp_req.dst0.fmt = ipp_fmt;
 798
 799
 800         ipp_req.timeout = 100;
 801         ipp_req.flag = rotation;
 802         ipp_blit_sync(&ipp_req);
 803
 804 }
 805
 806 #endif
 807
 808
 809 static int rk_fb_rotate(struct fb_info *dst_info,
 810                                 struct fb_info *src_info, int offset)
 811 {
 812         #if defined(CONFIG_RK29_IPP)
 813                 fb_copy_by_ipp(dst_info, src_info, offset);
 814         #else
 815                 return -1;
 816         #endif
 817                 return 0;
 818 }
 819 static int rk_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
 820 {
 821         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
 822         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
 823         struct fb_fix_screeninfo *fix = &info->fix;
 824         struct fb_info *extend_info = NULL;
 825         struct rk_lcdc_driver *extend_dev_drv = NULL;
 826         int win_id = 0, extend_win_id = 0;
 827         struct rk_lcdc_win *extend_win = NULL;
 828         struct rk_lcdc_win *win = NULL;
 829         struct rk_screen *screen = dev_drv->cur_screen;
 830         int fb_id = 0;
 831
 832
 833         u32 xoffset = var->xoffset;
 834         u32 yoffset = var->yoffset;
 835         u32 xvir = var->xres_virtual;
 836         /*u32 yvir = var->yres_virtual;*/
 837         /*u8 data_format = var->nonstd&0xff;*/
 838
 839         u8  pixel_width;
 840         u32 vir_width_bit;
 841         u32 stride,uv_stride;
 842         u32 stride_32bit_1;
 843         u32 stride_32bit_2;
 844         u16 uv_x_off,uv_y_off,uv_y_act;
 845         u8  is_pic_yuv=0;
 846
 847         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 848         if (win_id < 0)
 849                 return  -ENODEV;
 850         else
 851                 win = dev_drv->win[win_id];
 852
 853         if (rk_fb->disp_mode == DUAL) {
 854                 fb_id = get_extend_fb_id(info);
 855                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
 856                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
 857                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
 858                                                 extend_info->fix.id);
 859                 extend_win = extend_dev_drv->win[extend_win_id];
 860         }
 861         pixel_width = rk_fb_pixel_width(win->format);
 862         vir_width_bit = pixel_width * xvir;
 863         if((win->format == YUV420_A)||(win->format == YUV422_A)||(win->format == YUV444_A)){
 864                 vir_width_bit = xvir * 8;
 865                 stride_32bit_1 = xvir;
 866                 stride_32bit_2 = xvir*2;
 867         }else{
 868                 vir_width_bit = pixel_width * xvir;
 869                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 870                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 871         }
 872
 873
 874         stride    = stride_32bit_1;//default rgb
 875         fix->line_length = stride;
 876
 877         switch (win->format){
 878         case YUV422:
 879         case YUV422_A:
 880                 is_pic_yuv = 1;
 881                 stride     = stride_32bit_1;
 882                 uv_stride  = stride_32bit_1>> 1 ;//
 883                 uv_x_off   = xoffset >> 1 ;//
 884                 uv_y_off   = yoffset;//0
 885                 fix->line_length = stride;
 886                 uv_y_act = win->area[0].yact>>1;
 887                 break;
 888         case YUV420://420sp
 889         case YUV420_A:
 890                 is_pic_yuv = 1;
 891                 stride     = stride_32bit_1;
 892                 uv_stride  = stride_32bit_1;
 893                 uv_x_off   = xoffset;
 894                 uv_y_off   = yoffset >> 1;
 895                 fix->line_length = stride;
 896                 uv_y_act = win->area[0].yact>>1;
 897                 break;
 898         case YUV444:
 899         case YUV444_A:
 900                 is_pic_yuv = 1;
 901                 stride     = stride_32bit_1;
 902                 uv_stride  = stride_32bit_2;
 903                 uv_x_off   = xoffset*2;
 904                 uv_y_off   = yoffset;
 905                 fix->line_length = stride<<2;
 906                 uv_y_act = win->area[0].yact;
 907                 break;
 908         default:
 909                 break;
 910         }
 911
 912         // x y mirror ,jump line
 913         if (screen->y_mirror == 1) {
 914                 if (screen->interlace == 1) {
 915                         win->area[0].y_offset = yoffset*stride*2 +
 916                                                         ((win->area[0].yact-1)*2+1)*stride +
 917                                                         xoffset*pixel_width/8;
 918                 } else {
 919                         win->area[0].y_offset = yoffset*stride +
 920                                                         (win->area[0].yact-1)*stride +
 921                                                         xoffset*pixel_width/8;
 922                 }
 923         } else {
 924                 if (screen->interlace == 1) {
 925                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
 926                 } else {
 927                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
 928                 }
 929         }
 930         if (is_pic_yuv == 1) {
 931                 if(screen->y_mirror == 1) {
 932                         if (screen->interlace == 1) {
 933                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
 934                                                                 ((uv_y_act-1)*2+1)*uv_stride +
 935                                                                 uv_x_off*pixel_width/8;
 936                         } else {
 937                                 win->area[0].c_offset = uv_y_off*uv_stride +
 938                                                                 (uv_y_act - 1)*uv_stride +
 939                                                                 uv_x_off*pixel_width/8;
 940                         }
 941                 } else {
 942                         if (screen->interlace == 1) {
 943                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
 944                         } else {
 945                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
 946                         }
 947                 }
 948         }
 949
 950
 951         win->area[0].smem_start = fix->smem_start;
 952         win->area[0].cbr_start = fix->mmio_start;//fix->smem_start + xvir * yvir;
 953         win->state=1;
 954         win->area[0].state=1;
 955         win->area_num = 1;
 956
 957         dev_drv->ops->pan_display(dev_drv, win_id);
 958         if (rk_fb->disp_mode == DUAL) {
 959                 if (extend_win->state && (hdmi_switch_complete)) {
 960                         extend_win->area[0].y_offset = win->area[0].y_offset;
 961                 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
 962                         rk_fb_rotate(extend_info, info, win->area[0].y_offset);
 963                 #endif
 964                         extend_dev_drv->ops->pan_display(extend_dev_drv, extend_win_id);
 965                 }
 966         }
 967
 968         #ifdef  CONFIG_FB_MIRRORING
 969         if (video_data_to_mirroring)
 970                 video_data_to_mirroring(info, NULL);
 971         #endif
 972         dev_drv->ops->cfg_done(dev_drv);
 973         return 0;
 974 }
 975
 976 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
 977 {
 978         int i,j;
 979         i = list_empty(&dev_drv->update_regs_list);
 980         j = list_empty(&saved_list);
 981         return i==j?0:1;
 982
 983 }
 984
 985 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv,
 986         struct sync_fence *fence)
 987 {
 988         int err = sync_fence_wait(fence, 1000);
 989
 990         if (err >= 0)
 991                 return;
 992
 993         if (err == -ETIME)
 994                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
 995
 996         if (err < 0)
 997                 printk("error waiting on fence\n");
 998 }
 999
1000 #ifdef CONFIG_ROCKCHIP_IOMMU
1001 int rk_fb_sysmmu_fault_handler(struct device *dev,
1002                 enum rk_sysmmu_inttype itype, unsigned long pgtable_base,
1003                 unsigned long fault_addr,unsigned int status)
1004 {
1005         struct fb_info *fbi = dev_get_drvdata(dev);
1006         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
1007
1008         pr_err("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1009                         fault_addr, pgtable_base,status);
1010         dev_drv->ops->dump_reg(dev_drv);
1011         pr_err("Generating Kernel OOPS... because it is unrecoverable.\n");
1012         BUG();
1013
1014         return 0;
1015 }
1016 #endif
1017
1018 void rk_fb_free_dma_buf(struct device *dev,struct rk_fb_reg_win_data *reg_win_data)
1019 {
1020         int i,index_buf;
1021         struct rk_fb_reg_area_data *area_data;
1022         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1023
1024         for(i=0;i<reg_win_data->area_num;i++){
1025                 area_data = &reg_win_data->reg_area_data[i];
1026                 index_buf = area_data->index_buf;
1027                 #ifdef CONFIG_ROCKCHIP_IOMMU
1028                 ion_unmap_iommu(dev, rk_fb->ion_client, area_data->ion_handle);
1029                 #endif
1030                 if(area_data->ion_handle != NULL)
1031                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1032                 }
1033         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1034 }
1035
1036 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
1037 {
1038         int i=0;
1039         //struct rk_lcdc_win *win;
1040         //win = dev_drv->win[reg_win_data->win_id];
1041         win->area_num = reg_win_data->area_num;
1042         win->format = reg_win_data->data_format;
1043         win->id = reg_win_data->win_id;
1044         win->z_order = reg_win_data->z_order;
1045
1046         #if 0
1047         for(i=0;i<win->area_num;i++)
1048         {
1049                 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
1050                         i,i,&win->area[i],i,&reg_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
1051
1052                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1053                 win->area[i].cbr_start  = reg_win_data->reg_area_data[i].cbr_start;
1054                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1055                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1056                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1057                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1058                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1059                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1060                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1061                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1062                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1063                 win->area[i].c_offset      = reg_win_data->reg_area_data[i].c_offset;
1064                 win->area[i].state = 1;
1065         }
1066         #else
1067         if(reg_win_data->reg_area_data[0].smem_start > 0){
1068                 win->state = 1;
1069                 win->area_num = reg_win_data->area_num;
1070                 win->format = reg_win_data->data_format;
1071                 win->id = reg_win_data->win_id;
1072                 win->z_order = reg_win_data->z_order;
1073                 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
1074                 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
1075                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1076                 win->alpha_en = reg_win_data->alpha_en;
1077                 win->alpha_mode = reg_win_data->alpha_mode;
1078                 win->g_alpha_val = reg_win_data->g_alpha_val;
1079                 for(i=0;i<RK_WIN_MAX_AREA;i++)
1080                 {
1081                         if(reg_win_data->reg_area_data[i].smem_start > 0){
1082                                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1083                                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1084                                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1085                                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1086                                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1087                                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1088                                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1089                                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1090                                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1091                                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1092                                 win->area[i].y_vir_stride  = reg_win_data->reg_area_data[i].y_vir_stride;
1093                                 win->area[i].state = 1;
1094                         }else{
1095                                 win->area[i].state = 0;
1096                         }
1097                 }
1098         }else{
1099                 //win->state = 0;
1100                 //win->z_order = -1;
1101         }
1102         #endif
1103
1104 }
1105
1106 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
1107 {
1108         int i,j,ret=0;
1109         struct rk_lcdc_win *win;
1110         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1111         //struct rk_fb_reg_win_data old_reg_win_data[RK30_MAX_LAYER_SUPPORT];
1112         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1113         struct rk_lcdc_driver *ext_dev_drv;
1114         struct rk_lcdc_win *ext_win;
1115         bool wait_for_vsync;
1116         int count = 100;
1117         unsigned int dsp_addr[4];
1118
1119         for(i=0;i<dev_drv->lcdc_win_num;i++){
1120                 //old_reg_win_data[i]= regs->reg_win_data[i];
1121                 win = dev_drv->win[i];
1122                 for(j=0;j<regs->win_num;j++){
1123                         if(i == regs->reg_win_data[j].win_id)
1124                                 break;
1125                 }
1126                 if(j<regs->win_num){
1127                         rk_fb_update_driver(win,&regs->reg_win_data[j]);
1128                         win->state = 1;
1129                         dev_drv->ops->set_par(dev_drv,i);
1130                         dev_drv->ops->pan_display(dev_drv,i);
1131                 }else{
1132                         win->z_order = -1;
1133                         win->state = 0;
1134                 }
1135         }
1136         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1137
1138         if (rk_fb->disp_mode == DUAL && hdmi_switch_complete) {
1139                 for (i = 0; i < rk_fb->num_lcdc; i++) {
1140                         if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1141                                 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1142                                 break;
1143                         }
1144                 }
1145                 if (i == rk_fb->num_lcdc) {
1146                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1147                         goto ext_win_exit;
1148                 }
1149
1150                 //hdmi just need set win0 only(win0 have only one area),other win is disable
1151                 ext_win = ext_dev_drv->win[0];
1152                 for (j = 0;j < regs->win_num; j++) {
1153                         if(0 == regs->reg_win_data[j].win_id)
1154                                 break;
1155                 }
1156                 if (j < regs->win_num){
1157                         rk_fb_update_driver(ext_win, &regs->reg_win_data[j]);
1158                         if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1159                                 ext_win->area[0].xsize = (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) / dev_drv->cur_screen->mode.xres;
1160                                 ext_win->area[0].ysize = (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) / dev_drv->cur_screen->mode.yres;
1161                                 ext_win->area[0].xpos = ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1)
1162                                                                 + ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
1163                                 ext_win->area[0].ypos = ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1)
1164                                                                 + ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
1165                         }
1166                         else {
1167                                 ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
1168                                 ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
1169                                 ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1170                                 ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1171                         }
1172                         ext_win->alpha_en = 0;  //hdmi only one win so disable alpha
1173                         ext_win->state = 1;
1174                 }
1175                 else {
1176                         ext_win->state = 0;
1177                 }
1178
1179                 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1180                         ext_win->area[0].xact = win->area[0].yact;
1181                         ext_win->area[0].yact = win->area[0].xact;
1182                         ext_win->area[0].xvir = win->area[0].yact;
1183                 }
1184
1185                 //disable the other win,except win0
1186                 for (i = 1; i < ext_dev_drv->lcdc_win_num; i ++) {
1187                         ext_win = ext_dev_drv->win[i];
1188                         ext_win->state = 0;
1189                 }
1190                 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1191                 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1192                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1193         }
1194 ext_win_exit:
1195         dev_drv->ops->cfg_done(dev_drv);
1196
1197 #if 0
1198         for(i=0;i<2;i++){
1199                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1200                 for(j=0;j<4;j++){
1201                         printk("area[%d]:state=%d,mem_addr=%x\n",
1202                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1203                 }
1204         }
1205 #endif
1206         /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1207         dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1208         dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1209         dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1210
1211         /*dev_drv->atv_layer_cnt = regs->win_num;
1212         dev_drv->ops->set_par(dev_drv,0);*/
1213
1214         //ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1215         //              !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1216         do {
1217                 ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1218                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1219                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1220                 wait_for_vsync = false;
1221                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1222                         if(dev_drv->win[i]->state == 1){
1223                                 u32 new_start = regs->reg_win_data[i].reg_area_data[0].smem_start +
1224                                                 regs->reg_win_data[i].reg_area_data[0].y_offset;
1225                                 u32 reg_start = dsp_addr[i];
1226                                 if (unlikely(new_start != reg_start)) {
1227                                         wait_for_vsync = true;
1228                                         break;
1229                                 }
1230                         }
1231                 }
1232         } while (wait_for_vsync && count--);
1233 #ifdef H_USE_FENCE
1234         sw_sync_timeline_inc(dev_drv->timeline, 1);
1235 #endif
1236         if(!g_first_buf){
1237                 for(i=0;i<regs->win_num;i++){
1238                         rk_fb_free_dma_buf(dev_drv->dev,&g_reg_win_data[i]);
1239                 }
1240         }
1241         for(i=0;i<regs->win_num;i++){
1242                 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]), sizeof(struct rk_fb_reg_win_data));
1243         }
1244         g_first_buf = 0;
1245
1246         if (dev_drv->wait_fs == 1)
1247                 kfree(regs);
1248 }
1249
1250 static void rk_fb_update_regs_handler(struct kthread_work *work)
1251 {
1252         struct rk_lcdc_driver * dev_drv =
1253                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1254         struct rk_fb_reg_data *data, *next;
1255         //struct list_head saved_list;
1256         mutex_lock(&dev_drv->update_regs_list_lock);
1257         saved_list = dev_drv->update_regs_list;
1258         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1259         mutex_unlock(&dev_drv->update_regs_list_lock);
1260
1261         list_for_each_entry_safe(data, next, &saved_list, list) {
1262                 rk_fb_update_reg(dev_drv,data);
1263                 list_del(&data->list);
1264                 kfree(data);
1265         }
1266 }
1267 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,struct rk_screen *screen)
1268 {
1269         if ((area_par->x_offset+area_par->xact > area_par->xvir) ||
1270                 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1271                 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1272                 pr_err("check config var fail 0:\n"
1273                         "x_offset=%d,xact=%d,xvir=%d\n",
1274                         area_par->x_offset,
1275                         area_par->xact,
1276                         area_par->xvir);
1277                 return -EINVAL;
1278         }
1279
1280         if ((area_par->xpos+area_par->xsize > screen->mode.xres) ||
1281                 (area_par->ypos+area_par->ysize > screen->mode.yres) ||
1282                 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1283                 pr_err("check config var fail 1:\n"
1284                         "xpos=%d,xsize=%d,xres=%d\n"
1285                         "ypos=%d,ysize=%d,yres=%d\n",
1286                         area_par->xpos,
1287                         area_par->xsize,
1288                         screen->mode.xres,
1289                         area_par->ypos,
1290                         area_par->ysize,
1291                         screen->mode.yres
1292                         );
1293                 return -EINVAL;
1294         }
1295         return 0;
1296 }
1297
1298 static int rk_fb_set_win_buffer(struct fb_info *info,
1299         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1300 {
1301         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1302         //struct fb_var_screeninfo *var = &info->var;
1303         struct fb_fix_screeninfo *fix = &info->fix;
1304         struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1305         struct rk_screen *screen = dev_drv->cur_screen;
1306
1307         int i,ion_fd,acq_fence_fd;
1308         u32 xvir,yvir;
1309         u32 xoffset,yoffset;
1310
1311         struct ion_handle *hdl;
1312         size_t len;
1313         int index_buf;
1314         u8  fb_data_fmt;
1315         u8  pixel_width;
1316         u32 vir_width_bit;
1317         u32 stride,uv_stride;
1318         u32 stride_32bit_1;
1319         u32 stride_32bit_2;
1320         u16 uv_x_off,uv_y_off,uv_y_act;
1321         u8  is_pic_yuv=0;
1322         u8  ppixel_a=0,global_a=0;
1323         ion_phys_addr_t phy_addr;
1324
1325         reg_win_data->reg_area_data[0].smem_start = -1;
1326         reg_win_data->area_num = 0;
1327         if(win_par->area_par[0].phy_addr == 0){
1328                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1329                         ion_fd = win_par->area_par[i].ion_fd;
1330                         if(ion_fd > 0){
1331                                 hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1332                                 if (IS_ERR(hdl)) {
1333                                         pr_info("%s: Could not import handle: %d\n",
1334                                                 __func__, (int)hdl);
1335                                         /*return -EINVAL;*/
1336                                         break;
1337                                 }
1338                                 reg_win_data->area_num++;
1339                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
1340                                 #ifndef CONFIG_ROCKCHIP_IOMMU
1341                                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1342                                 #else
1343                                         ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
1344                                                 (unsigned long *)&phy_addr, (unsigned long *)&len);
1345                                 #endif
1346                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1347                                 reg_win_data->area_buf_num++;
1348                                 reg_win_data->reg_area_data[i].index_buf = 1;
1349                         }
1350                         #if 0
1351                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1352                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1353                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1354                         #endif
1355                 }
1356         }else{
1357                 reg_win_data->reg_area_data[0].smem_start =
1358                 win_par->area_par[0].phy_addr;
1359                 reg_win_data->area_num = 1;
1360         }
1361
1362         if(reg_win_data->area_num == 0){
1363                 return 0;
1364         }
1365
1366         for(i=0;i<reg_win_data->area_num;i++){
1367                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1368                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1369                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1370                         reg_win_data->reg_area_data[i].acq_fence =
1371                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1372                 }
1373         }
1374         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1375         reg_win_data->data_format = fb_data_fmt;
1376         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1377
1378         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1379         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1380         reg_win_data->alpha_en = ppixel_a | global_a;
1381         reg_win_data->g_alpha_val = win_par->g_alpha_val;
1382         reg_win_data->alpha_mode = win_par->alpha_mode;
1383         if(reg_win_data->reg_area_data[0].smem_start > 0){
1384                 reg_win_data->z_order = win_par->z_order;
1385                 reg_win_data->win_id  = win_par->win_id;
1386         }else{
1387                 reg_win_data->z_order = -1;
1388                 reg_win_data->win_id  = -1;
1389         }
1390         for(i=0;i<reg_win_data->area_num;i++){
1391                 rk_fb_check_config_var(&win_par->area_par[i],screen);
1392                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1393                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1394
1395                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1396                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1397
1398                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1399                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1400
1401                 xoffset = win_par->area_par[i].x_offset;//buf offset
1402                 yoffset = win_par->area_par[i].y_offset;
1403                 xvir = win_par->area_par[i].xvir;
1404                 reg_win_data->reg_area_data[i].xvir = xvir;
1405                 yvir = win_par->area_par[i].yvir;
1406                 reg_win_data->reg_area_data[i].yvir = yvir;
1407                 #if 0
1408                 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",
1409                 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,
1410                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1411                 #endif
1412
1413                 vir_width_bit = pixel_width * xvir;
1414                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1415                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1416
1417                 stride    = stride_32bit_1;//default rgb
1418                 fix->line_length = stride;
1419                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1420                 // x y mirror ,jump line
1421                 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1422                 if (screen->y_mirror == 1) {
1423                         if (screen->interlace == 1) {
1424                                 reg_win_data->reg_area_data[i].y_offset =
1425                                         yoffset*stride*2 +
1426                                         ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1427                                         xoffset*pixel_width/8;
1428                         } else {
1429                                 reg_win_data->reg_area_data[i].y_offset =
1430                                         yoffset*stride +
1431                                         (reg_win_data->reg_area_data[i].yact-1)*stride +
1432                                         xoffset*pixel_width/8;
1433                         }
1434                 } else {
1435                         if (screen->interlace == 1) {
1436                                 reg_win_data->reg_area_data[i].y_offset =
1437                                         yoffset*stride*2 + xoffset*pixel_width/8;
1438                         } else {
1439                                 reg_win_data->reg_area_data[i].y_offset =
1440                                         yoffset*stride + xoffset*pixel_width/8;
1441                         }
1442                 }
1443
1444         }
1445         switch (fb_data_fmt) {
1446         case YUV422:
1447         case YUV422_A:
1448                 is_pic_yuv = 1;
1449                 stride     = stride_32bit_1;
1450                 uv_stride  = stride_32bit_1>> 1 ;//
1451                 uv_x_off   = xoffset >> 1 ;//
1452                 uv_y_off   = yoffset;//0
1453                 fix->line_length = stride;
1454                 uv_y_act = win_par->area_par[0].yact>>1;
1455                 break;
1456         case YUV420://420sp
1457         case YUV420_A:
1458                 is_pic_yuv = 1;
1459                 stride     = stride_32bit_1;
1460                 uv_stride  = stride_32bit_1;
1461                 uv_x_off   = xoffset;
1462                 uv_y_off   = yoffset >> 1;
1463                 fix->line_length = stride;
1464                 uv_y_act = win_par->area_par[0].yact>>1;
1465                 break;
1466         case YUV444:
1467         case YUV444_A:
1468                 is_pic_yuv = 1;
1469                 stride     = stride_32bit_1;
1470                 uv_stride  = stride_32bit_2;
1471                 uv_x_off   = xoffset*2;
1472                 uv_y_off   = yoffset;
1473                 fix->line_length = stride<<2;
1474                 uv_y_act = win_par->area_par[0].yact;
1475                 break;
1476         default:
1477                 break;
1478         }
1479         if(is_pic_yuv == 1){
1480                 reg_win_data->reg_area_data[0].cbr_start =
1481                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1482                 reg_win_data->reg_area_data[0].uv_vir_stride =
1483                         uv_stride >> 2;
1484                 if(screen->y_mirror == 1){
1485                         if(screen->interlace == 1){
1486                                 reg_win_data->reg_area_data[0].c_offset =
1487                                                 uv_y_off*uv_stride*2 +
1488                                                 ((uv_y_act-1)*2+1)*uv_stride +
1489                                                 uv_x_off*pixel_width/8;
1490                         }else{
1491                                 reg_win_data->reg_area_data[0].c_offset =
1492                                                 uv_y_off*uv_stride +
1493                                                 (uv_y_act - 1)*uv_stride +
1494                                                 uv_x_off*pixel_width/8;
1495                         }
1496                 }else{
1497                         if(screen->interlace == 1){
1498                                 reg_win_data->reg_area_data[0].c_offset =
1499                                         uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1500                         }else{
1501                                 reg_win_data->reg_area_data[0].c_offset =
1502                                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1503                         }
1504                 }
1505         }
1506         return 0;
1507 #ifdef CONFIG_ROCKCHIP_IOMMU
1508 err_share_dma_buf:
1509         ion_free(rk_fb->ion_client, hdl);
1510         return -ENOMEM;
1511 #endif
1512 }
1513
1514 static int rk_fb_set_win_config(struct fb_info *info,
1515                 struct rk_fb_win_cfg_data *win_data)
1516 {
1517         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1518         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1519         struct rk_fb_reg_data *regs;
1520         struct rk_fb_reg_win_data *reg_win_data;
1521 #ifdef H_USE_FENCE
1522         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1523         struct sync_fence *retire_fence;
1524         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1525         struct sync_pt *retire_sync_pt;
1526         char fence_name[20];
1527 #endif
1528         int ret,i,j=0;
1529
1530         //mutex_lock(&dev_drv->output_lock);
1531         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1532         if (!regs) {
1533                 printk("could not allocate rk_fb_reg_data\n");
1534                 ret = -ENOMEM;
1535                 return ret;
1536         }
1537
1538         /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1539         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1540         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1541         regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1542
1543         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1544                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1545                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1546                         if(regs->reg_win_data[j].area_num > 0){
1547                                 regs->win_num++;
1548                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1549                         }
1550                         j++;
1551                 }else{
1552                         printk("error:win_id bigger than lcdc_win_num\n");
1553                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1554                 }
1555         }
1556         for(i=0; i<regs->win_num; i++){
1557                 reg_win_data = &regs->reg_win_data[i];
1558                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1559                         if(reg_win_data->reg_area_data[j].acq_fence){
1560                                 printk("acq_fence wait!!!!!\n");
1561                                 rk_fd_fence_wait(dev_drv,
1562                                 reg_win_data->reg_area_data[j].acq_fence);
1563                         }
1564                 }
1565         }
1566
1567         mutex_lock(&dev_drv->output_lock);
1568         if(!(dev_drv->suspend_flag == 0)){
1569                 rk_fb_update_reg(dev_drv,regs);
1570                 printk("suspend_flag = 1\n");
1571                 goto err;
1572         }
1573         mutex_lock(&dev_drv->update_regs_list_lock);
1574         dev_drv->timeline_max++;
1575 #ifdef H_USE_FENCE
1576         for(i=0;i<RK_MAX_BUF_NUM;i++){
1577                 if(i<regs->buf_num){
1578                         sprintf(fence_name,"fence%d",i);
1579                         win_data->rel_fence_fd[i] =  get_unused_fd();
1580                         if (win_data->rel_fence_fd[i] < 0){
1581                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1582                                 return -EFAULT;
1583                         }
1584                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1585                                 dev_drv->timeline_max);
1586                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1587                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1588                 }else{
1589                         win_data->rel_fence_fd[i] = -1;
1590                 }
1591         }
1592
1593         win_data->ret_fence_fd =  get_unused_fd();
1594         if (win_data->ret_fence_fd < 0){
1595                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1596                 return -EFAULT;
1597         }
1598         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1599         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1600         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1601 #else
1602         for(i=0;i<RK_MAX_BUF_NUM;i++){
1603                 win_data->rel_fence_fd[i] = -1;
1604         }
1605         win_data->ret_fence_fd = -1;
1606 #endif
1607         if(dev_drv->wait_fs == 0){
1608                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1609                 mutex_unlock(&dev_drv->update_regs_list_lock);
1610                 queue_kthread_work(&dev_drv->update_regs_worker,
1611                                 &dev_drv->update_regs_work);
1612         }else{
1613                 mutex_unlock(&dev_drv->update_regs_list_lock);
1614                 rk_fb_update_reg(dev_drv,regs);
1615         }
1616
1617 err:
1618         mutex_unlock(&dev_drv->output_lock);
1619         return ret;
1620 }
1621
1622 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1623 {
1624         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1625         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1626         struct fb_fix_screeninfo *fix = &info->fix;
1627         int fb_id = 0, extend_win_id = 0;
1628         struct fb_info *extend_info = NULL;
1629         struct rk_lcdc_driver *extend_dev_drv = NULL;
1630         struct rk_lcdc_win *extend_win = NULL;
1631         struct rk_lcdc_win *win;
1632         int enable; /* enable fb:1 enable;0 disable*/
1633         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1634         int num_buf; /*buffer_number*/
1635         int ret;
1636         struct rk_fb_win_cfg_data win_data;
1637         unsigned int dsp_addr[4];
1638         int list_stat;
1639
1640         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1641
1642         void __user *argp = (void __user *)arg;
1643         win = dev_drv->win[win_id];
1644         if (rk_fb->disp_mode == DUAL) {
1645                 fb_id = get_extend_fb_id(info);
1646                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1647                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1648                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1649                                                 extend_info->fix.id);
1650                 extend_win = extend_dev_drv->win[extend_win_id];
1651         }
1652
1653         switch (cmd) {
1654         case RK_FBIOSET_YUV_ADDR:
1655         {
1656                 u32 yuv_phy[2];
1657                 if (copy_from_user(yuv_phy, argp, 8))
1658                         return -EFAULT;
1659                 fix->smem_start = yuv_phy[0];
1660                 fix->mmio_start = yuv_phy[1];
1661                 break;
1662         }
1663         case RK_FBIOSET_ENABLE:
1664                 if (copy_from_user(&enable, argp, sizeof(enable)))
1665                         return -EFAULT;
1666                 dev_drv->ops->open(dev_drv, win_id, enable);
1667                 break;
1668         case RK_FBIOGET_ENABLE:
1669                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1670                 if (copy_to_user(argp, &enable, sizeof(enable)))
1671                         return -EFAULT;
1672                 break;
1673         case RK_FBIOSET_OVERLAY_STATE:
1674                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1675                         return -EFAULT;
1676                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1677                 break;
1678         case RK_FBIOGET_OVERLAY_STATE:
1679                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1680                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1681                         return -EFAULT;
1682                 break;
1683         case RK_FBIOPUT_NUM_BUFFERS:
1684                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1685                         return -EFAULT;
1686                 dev_drv->num_buf = num_buf;
1687                 break;
1688         case RK_FBIOSET_VSYNC_ENABLE:
1689                 if (copy_from_user(&enable, argp, sizeof(enable)))
1690                         return -EFAULT;
1691                 dev_drv->vsync_info.active = enable;
1692                 break;
1693
1694         case RK_FBIOGET_DSP_ADDR:
1695                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1696                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1697                         return -EFAULT;
1698                 break;
1699         case RK_FBIOGET_LIST_STAT:
1700                 list_stat = rk_fb_get_list_stat(dev_drv);
1701                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1702                         return -EFAULT;
1703
1704                 break;
1705
1706 #if defined(CONFIG_ION_ROCKCHIP)
1707         case RK_FBIOSET_DMABUF_FD:
1708         {
1709                 int usr_fd;
1710                 struct ion_handle *hdl;
1711                 ion_phys_addr_t phy_addr;
1712                 size_t len;
1713                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1714                         return -EFAULT;
1715                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1716                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1717                 fix->smem_start = phy_addr;
1718                 break;
1719         }
1720         case RK_FBIOGET_DMABUF_FD:
1721         {
1722                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1723                 if (fd < 0) {
1724                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1725                         return fd;
1726                 }
1727                 if (copy_to_user(argp, &fd, sizeof(fd)))
1728                         return -EFAULT;
1729                 break;
1730         }
1731 #endif
1732         case RK_FBIOSET_CONFIG_DONE:
1733                 if(copy_from_user(&win_data,
1734                         (struct rk_fb_win_cfg_data __user *)argp,
1735                         sizeof(win_data))){
1736                         ret = -EFAULT;
1737                         break;
1738                 };
1739
1740                 dev_drv->wait_fs = win_data.wait_fs;
1741                 rk_fb_set_win_config(info,&win_data);
1742
1743                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1744                          &win_data,
1745                         sizeof(win_data))) {
1746                         ret = -EFAULT;
1747                         break;
1748                 }
1749                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1750                 break;
1751         default:
1752                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1753                 break;
1754         }
1755
1756         return 0;
1757 }
1758
1759 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1760 {
1761         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1762         struct fb_fix_screeninfo *fix = &info->fix;
1763         int win_id;
1764 #if defined(CONFIG_RK_HDMI)
1765         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1766 #endif
1767
1768         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1769         if (win_id < 0)
1770                 return  -ENODEV;
1771 #if defined(CONFIG_RK_HDMI)
1772         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1773                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1774         } else
1775 #endif
1776         {
1777                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1778         }
1779         return 0;
1780 }
1781
1782 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1783 {
1784
1785         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1786                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1787                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1788                 dev_err(info->dev, "%s check var fail 1:\n"
1789                                 "xres_vir:%d>>yres_vir:%d\n"
1790                                 "xres:%d>>yres:%d\n"
1791                                 "bits_per_pixel:%d\n",
1792                                 info->fix.id,
1793                                 var->xres_virtual,
1794                                 var->yres_virtual,
1795                                 var->xres,
1796                                 var->yres,
1797                                 var->bits_per_pixel);
1798                 return -EINVAL;
1799         }
1800
1801         if (((var->xoffset+var->xres) > var->xres_virtual) ||
1802                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1803                 dev_err(info->dev, "%s check_var fail 2:\n"
1804                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1805                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1806                                 info->fix.id,
1807                                 var->xoffset,
1808                                 var->xres,
1809                                 var->xres_virtual,
1810                                 var->yoffset,
1811                                 var->yres,
1812                                 var->yres_virtual);
1813                 return -EINVAL;
1814         }
1815
1816         return 0;
1817 }
1818
1819 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1820                            size_t count, loff_t *ppos)
1821 {
1822         unsigned long p = *ppos;
1823         u8 *buffer, *dst;
1824         u8 __iomem *src;
1825         int c, cnt = 0, err = 0;
1826         unsigned long total_size;
1827         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1828         struct rk_lcdc_win *win = NULL;
1829         int win_id = 0;
1830
1831         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1832         if (win_id < 0)
1833                 return  -ENODEV;
1834         else
1835                 win = dev_drv->win[win_id];
1836
1837         if (win->format == RGB565)
1838                 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1839         else
1840                 total_size = win->area[0].xact*win->area[0].yact<<2;
1841
1842
1843         if (p >= total_size)
1844                 return 0;
1845
1846         if (count >= total_size)
1847                 count = total_size;
1848
1849         if (count + p > total_size)
1850                 count = total_size - p;
1851
1852         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1853                          GFP_KERNEL);
1854         if (!buffer)
1855                 return -ENOMEM;
1856
1857         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1858
1859         while (count) {
1860                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1861                 dst = buffer;
1862                 fb_memcpy_fromfb(dst, src, c);
1863                 dst += c;
1864                 src += c;
1865
1866                 if (copy_to_user(buf, buffer, c)) {
1867                         err = -EFAULT;
1868                         break;
1869                 }
1870                 *ppos += c;
1871                 buf += c;
1872                 cnt += c;
1873                 count -= c;
1874         }
1875
1876         kfree(buffer);
1877
1878         return (err) ? err : cnt;
1879 }
1880
1881 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1882                             size_t count, loff_t *ppos)
1883 {
1884         unsigned long p = *ppos;
1885         u8 *buffer, *src;
1886         u8 __iomem *dst;
1887         int c, cnt = 0, err = 0;
1888         unsigned long total_size;
1889         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1890         struct rk_lcdc_win *win = NULL;
1891         int win_id = 0;
1892
1893         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1894         if (win_id < 0)
1895                 return  -ENODEV;
1896         else
1897                 win = dev_drv->win[win_id];
1898
1899         if (win->format == RGB565)
1900                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
1901         else
1902                 total_size = win->area[0].xact*win->area[0].yact<<2;
1903
1904         if (p > total_size)
1905                 return -EFBIG;
1906
1907         if (count > total_size) {
1908                 err = -EFBIG;
1909                 count = total_size;
1910         }
1911
1912         if (count + p > total_size) {
1913                 if (!err)
1914                         err = -ENOSPC;
1915
1916                 count = total_size - p;
1917         }
1918
1919         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1920                          GFP_KERNEL);
1921         if (!buffer)
1922                 return -ENOMEM;
1923
1924         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1925
1926         while (count) {
1927                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1928                 src = buffer;
1929
1930                 if (copy_from_user(src, buf, c)) {
1931                         err = -EFAULT;
1932                         break;
1933                 }
1934
1935                 fb_memcpy_tofb(dst, src, c);
1936                 dst += c;
1937                 src += c;
1938                 *ppos += c;
1939                 buf += c;
1940                 cnt += c;
1941                 count -= c;
1942         }
1943
1944         kfree(buffer);
1945
1946         return (cnt) ? cnt : err;
1947
1948 }
1949
1950 static int rk_fb_set_par(struct fb_info *info)
1951 {
1952         struct fb_var_screeninfo *var = &info->var;
1953         struct fb_fix_screeninfo *fix = &info->fix;
1954         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1955         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1956         int fb_id, extend_win_id = 0;
1957         struct fb_info *extend_info = NULL;
1958         struct rk_lcdc_driver *extend_dev_drv = NULL;
1959         struct rk_lcdc_win *extend_win = NULL;
1960         struct rk_lcdc_win *win = NULL;
1961         struct rk_screen *screen = dev_drv->cur_screen;
1962         int win_id = 0;
1963         u32 cblen = 0, crlen = 0;
1964         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
1965         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
1966         u32 yoffset = var->yoffset;
1967         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
1968         u16 ypos = (var->nonstd>>20) & 0xfff;
1969         u32 xvir = var->xres_virtual;
1970         u32 yvir = var->yres_virtual;
1971         u8  data_format = var->nonstd&0xff;
1972         u8  fb_data_fmt;
1973         u8  pixel_width;
1974         u32 vir_width_bit;
1975         u32 stride,uv_stride;
1976         u32 stride_32bit_1;
1977         u32 stride_32bit_2;
1978         u16 uv_x_off,uv_y_off,uv_y_act;
1979         u8  is_pic_yuv=0;
1980
1981         var->pixclock = dev_drv->pixclock;
1982         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1983         if (win_id < 0)
1984                 return  -ENODEV;
1985         else
1986                 win = dev_drv->win[win_id];
1987         if (rk_fb->disp_mode == DUAL) {
1988                 fb_id = get_extend_fb_id(info);
1989                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1990                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1991                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1992                                         extend_info->fix.id);
1993                 extend_win = extend_dev_drv->win[extend_win_id];
1994         }
1995         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
1996                 xsize = (var->grayscale>>8) & 0xfff;
1997                 ysize = (var->grayscale>>20) & 0xfff;
1998         } else  { /*ohterwise  full  screen display*/
1999                 xsize = screen->mode.xres;
2000                 ysize = screen->mode.yres;
2001         }
2002
2003 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2004 /*save winameter set by android*/
2005 if (rk_fb->disp_mode != DUAL) {
2006         if (screen->screen_id == 0) {
2007
2008                 dev_drv->screen0->xsize = xsize;
2009                 dev_drv->screen0->ysize = ysize;
2010                 dev_drv->screen0->xpos  = xpos;
2011                 dev_drv->screen0->ypos = ypos;
2012         } else {
2013                 xsize = dev_drv->screen1->xsize;
2014                 ysize = dev_drv->screen1->ysize;
2015                 xpos = dev_drv->screen1->xpos;
2016                 ypos = dev_drv->screen1->ypos;
2017         }
2018 }
2019
2020         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
2021         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2022         if((fb_data_fmt == YUV420_A)||(fb_data_fmt == YUV422_A)||(fb_data_fmt == YUV444_A)){
2023                 vir_width_bit = xvir * 8;
2024                 stride_32bit_1 = xvir;
2025                 stride_32bit_2 = xvir*2;
2026         }else{
2027                 vir_width_bit = pixel_width * xvir;
2028                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2029                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2030         }
2031         stride    = stride_32bit_1;//default rgb
2032         fix->line_length = stride;
2033         switch (fb_data_fmt){
2034         case YUV422:
2035         case YUV422_A:
2036                 is_pic_yuv = 1;
2037                 stride     = stride_32bit_1;
2038                 uv_stride  = stride_32bit_1>> 1 ;//
2039                 uv_x_off   = xoffset >> 1 ;//
2040                 uv_y_off   = yoffset;//0
2041                 fix->line_length = stride;
2042                 cblen = crlen = (xvir*yvir)>>1;
2043                 uv_y_act = win->area[0].yact>>1;
2044                 break;
2045         case YUV420://420sp
2046         case YUV420_A:
2047                 is_pic_yuv = 1;
2048                 stride     = stride_32bit_1;
2049                 uv_stride  = stride_32bit_1;
2050                 uv_x_off   = xoffset;
2051                 uv_y_off   = yoffset >> 1;
2052                 fix->line_length = stride;
2053                 cblen = crlen = (xvir*yvir)>>2;
2054                 uv_y_act = win->area[0].yact>>1;
2055                 break;
2056         case YUV444:
2057         case YUV444_A:
2058                 is_pic_yuv = 1;
2059                 stride     = stride_32bit_1;
2060                 uv_stride  = stride_32bit_2;
2061                 uv_x_off   = xoffset*2;
2062                 uv_y_off   = yoffset;
2063                 fix->line_length = stride<<2;
2064                 cblen = crlen = (xvir*yvir);
2065                 uv_y_act = win->area[0].yact;
2066                 break;
2067         default:
2068                 break;
2069         }
2070
2071         // x y mirror ,jump line
2072         if (screen->y_mirror == 1) {
2073                 if (screen->interlace == 1) {
2074                         win->area[0].y_offset = yoffset*stride*2 +
2075                                                         ((win->area[0].yact-1)*2+1)*stride +
2076                                                         xoffset*pixel_width/8;
2077                 } else {
2078                         win->area[0].y_offset = yoffset*stride +
2079                                                         (win->area[0].yact-1)*stride +
2080                                                         xoffset*pixel_width/8;
2081                 }
2082         }else{
2083                 if (screen->interlace == 1) {
2084                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2085                 } else {
2086                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2087                 }
2088         }
2089         if (is_pic_yuv == 1) {
2090                 if (screen->y_mirror == 1) {
2091                         if (screen->interlace == 1) {
2092                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2093                                                                 ((uv_y_act-1)*2+1)*uv_stride +
2094                                                                 uv_x_off*pixel_width/8;
2095                         } else {
2096                                 win->area[0].c_offset = uv_y_off*uv_stride +
2097                                                                 (uv_y_act - 1)*uv_stride +
2098                                                                 uv_x_off*pixel_width/8;
2099                         }
2100                 } else {
2101                         if (screen->interlace == 1) {
2102                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2103                         } else {
2104                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2105                         }
2106                 }
2107         }
2108
2109         win->format = fb_data_fmt;
2110         win->area[0].y_vir_stride = stride>>2;
2111         win->area[0].uv_vir_stride = uv_stride>>2;
2112         win->area[0].xpos = xpos;
2113         win->area[0].ypos = ypos;
2114         win->area[0].xsize = xsize;
2115         win->area[0].ysize = ysize;
2116
2117         win->area[0].smem_start = fix->smem_start;
2118         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2119         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
2120         win->area[0].yact = var->yres;
2121         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
2122         win->area[0].yvir =  var->yres_virtual;
2123         win->state=1;
2124         win->area[0].state=1;
2125         win->area_num = 1;
2126         win->alpha_mode = 4;//AB_SRC_OVER;
2127         win->alpha_en = ((win->format == ARGB888)||(win->format == ABGR888)) ? 1 : 0;
2128         win->g_alpha_val = 0;
2129
2130         if (rk_fb->disp_mode == DUAL) {
2131                 if (extend_win->state && (hdmi_switch_complete)) {
2132                         if (info != extend_info) {
2133                                 if (win->area[0].xact < win->area[0].yact) {
2134                                         //extend_win->xact = win->area[0].yact;
2135                                         extend_win->area[0].xact = win->area[0].yact;
2136                                         extend_win->area[0].yact = win->area[0].xact;
2137                                         extend_win->area[0].xvir = win->area[0].yact;
2138                                         extend_info->var.xres = var->yres;
2139                                         extend_info->var.yres = var->xres;
2140                                         extend_info->var.xres_virtual = var->yres;
2141                                 } else {
2142                                         extend_win->area[0].xact = win->area[0].xact;
2143                                         extend_win->area[0].yact = win->area[0].yact;
2144                                         extend_win->area[0].xvir = win->area[0].xvir;
2145                                         extend_info->var.xres = var->xres;
2146                                         extend_info->var.yres = var->yres;
2147                                         extend_info->var.xres_virtual = var->xres_virtual;
2148                                 }
2149                                 extend_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
2150                                 extend_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
2151                                 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
2152                                         extend_win->area[0].xsize = (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2153                                         extend_win->area[0].ysize = (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2154                                         extend_win->area[0].xpos = ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1)
2155                                                                         + extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2156                                         extend_win->area[0].ypos = ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1)
2157                                                                         + extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2158                                 }
2159                                 else {  //the display image of the primary screen is full screen size
2160                                         extend_win->area[0].xpos = (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2161                                         extend_win->area[0].ypos = (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2162                                         extend_win->area[0].xsize = extend_dev_drv->cur_screen->xsize;
2163                                         extend_win->area[0].ysize = extend_dev_drv->cur_screen->ysize;
2164                                 }
2165                         #if !defined(CONFIG_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
2166                                 extend_win->area[0].smem_start = win->area[0].smem_start;
2167                                 extend_win->area[0].cbr_start = win->area[0].cbr_start;
2168                         #endif
2169                                 extend_win->state = 1;
2170                                 extend_win->area[0].state = 1;
2171                                 extend_win->area_num = 1;
2172                                 extend_win->alpha_en = 0;
2173                                 extend_win->format = win->format;
2174                                 extend_info->var.nonstd &= 0xffffff00;
2175                                 extend_info->var.nonstd |= data_format;
2176                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2177                         }
2178                 }
2179         }
2180         dev_drv->ops->set_par(dev_drv, win_id);
2181
2182         return 0;
2183 }
2184
2185 static inline unsigned int chan_to_field(unsigned int chan,
2186                                          struct fb_bitfield *bf)
2187 {
2188         chan &= 0xffff;
2189         chan >>= 16 - bf->length;
2190         return chan << bf->offset;
2191 }
2192
2193 static int fb_setcolreg(unsigned regno,
2194                                unsigned red, unsigned green, unsigned blue,
2195                                unsigned transp, struct fb_info *info)
2196 {
2197         unsigned int val;
2198
2199         switch (info->fix.visual) {
2200         case FB_VISUAL_TRUECOLOR:
2201                 /* true-colour, use pseudo-palette */
2202                 if (regno < 16) {
2203                         u32 *pal = info->pseudo_palette;
2204                         val  = chan_to_field(red,   &info->var.red);
2205                         val |= chan_to_field(green, &info->var.green);
2206                         val |= chan_to_field(blue,  &info->var.blue);
2207                         pal[regno] = val;
2208                 }
2209                 break;
2210         default:
2211                 return -1;      /* unknown type */
2212         }
2213
2214         return 0;
2215 }
2216
2217 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
2218 {
2219         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2220         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2221         struct rk_lcdc_win *win;
2222         win = dev_drv->win[win_id];
2223
2224         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
2225
2226         return dma_buf_mmap(win->area[0].dma_buf, vma, 0);
2227 }
2228
2229 static struct fb_ops fb_ops = {
2230         .owner          = THIS_MODULE,
2231         .fb_open        = rk_fb_open,
2232         .fb_release     = rk_fb_close,
2233         .fb_check_var   = rk_fb_check_var,
2234         .fb_set_par     = rk_fb_set_par,
2235         .fb_blank       = rk_fb_blank,
2236         .fb_ioctl       = rk_fb_ioctl,
2237         .fb_pan_display = rk_fb_pan_display,
2238         .fb_read        = rk_fb_read,
2239         .fb_write       = rk_fb_write,
2240         .fb_setcolreg   = fb_setcolreg,
2241         .fb_fillrect    = cfb_fillrect,
2242         .fb_copyarea    = cfb_copyarea,
2243         .fb_imageblit   = cfb_imageblit,
2244 };
2245
2246
2247
2248 static struct fb_var_screeninfo def_var = {
2249 #if defined(CONFIG_LOGO_LINUX_BMP)
2250         .red            = {16, 8, 0},
2251         .green          = {8, 8, 0},
2252         .blue           = {0, 8, 0},
2253         .transp         = {0, 0, 0},
2254         .nonstd         = HAL_PIXEL_FORMAT_BGRA_8888,
2255 #else
2256         .red            = {11, 5, 0},
2257         .green          = {5, 6, 0},
2258         .blue           = {0, 5, 0},
2259         .transp         = {0, 0, 0},
2260         .nonstd         = HAL_PIXEL_FORMAT_RGB_565,   /*(ypos<<20+xpos<<8+format) format*/
2261 #endif
2262         .grayscale      = 0,  /*(ysize<<20+xsize<<8)*/
2263         .activate       = FB_ACTIVATE_NOW,
2264         .accel_flags    = 0,
2265         .vmode          = FB_VMODE_NONINTERLACED,
2266 };
2267
2268 static struct fb_fix_screeninfo def_fix = {
2269         .type            = FB_TYPE_PACKED_PIXELS,
2270         .type_aux        = 0,
2271         .xpanstep        = 1,
2272         .ypanstep        = 1,
2273         .ywrapstep       = 0,
2274         .accel           = FB_ACCEL_NONE,
2275         .visual          = FB_VISUAL_TRUECOLOR,
2276
2277 };
2278
2279
2280 static int rk_fb_wait_for_vsync_thread(void *data)
2281 {
2282         struct rk_lcdc_driver  *dev_drv = data;
2283         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2284         struct fb_info *fbi = rk_fb->fb[0];
2285
2286         while (!kthread_should_stop()) {
2287                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2288                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2289                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2290                         (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2291
2292                 if (!ret)
2293                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2294         }
2295
2296         return 0;
2297 }
2298
2299 static ssize_t rk_fb_vsync_show(struct device *dev,
2300                 struct device_attribute *attr, char *buf)
2301 {
2302         struct fb_info *fbi = dev_get_drvdata(dev);
2303         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2304         return scnprintf(buf, PAGE_SIZE, "%llu\n",
2305                         ktime_to_ns(dev_drv->vsync_info.timestamp));
2306 }
2307
2308 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2309
2310
2311 /*****************************************************************
2312 this two function is for other module that in the kernel which
2313 need show image directly through fb
2314 fb_id:we have 4 fb here,default we use fb0 for ui display
2315 *******************************************************************/
2316 struct fb_info *rk_get_fb(int fb_id)
2317 {
2318         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2319         struct fb_info *fb = inf->fb[fb_id];
2320         return fb;
2321 }
2322 EXPORT_SYMBOL(rk_get_fb);
2323
2324 void rk_direct_fb_show(struct fb_info *fbi)
2325 {
2326         rk_fb_set_par(fbi);
2327         rk_fb_pan_display(&fbi->var, fbi);
2328 }
2329 EXPORT_SYMBOL(rk_direct_fb_show);
2330
2331
2332 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2333                                         struct fb_var_screeninfo *hdmi_var)
2334 {
2335         if (pmy_var->xres < pmy_var->yres) {  /*vertical  lcd screen*/
2336                 hdmi_var->xres = pmy_var->yres;
2337                 hdmi_var->yres = pmy_var->xres;
2338                 hdmi_var->xres_virtual = pmy_var->yres;
2339         } else {
2340                 hdmi_var->xres = pmy_var->xres;
2341                 hdmi_var->yres = pmy_var->yres;
2342                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2343         }
2344
2345         return 0;
2346
2347 }
2348 int rk_fb_dpi_open(bool open)
2349 {
2350         struct rk_lcdc_driver *dev_drv = NULL;
2351         dev_drv = rk_get_prmry_lcdc_drv();
2352         dev_drv->ops->dpi_open(dev_drv, open);
2353
2354         return 0;
2355 }
2356 int rk_fb_dpi_win_sel(int win_id)
2357 {
2358         struct rk_lcdc_driver *dev_drv = NULL;
2359         dev_drv = rk_get_prmry_lcdc_drv();
2360         dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2361
2362         return 0;
2363 }
2364 int rk_fb_dpi_status(void)
2365 {
2366         int ret;
2367         struct rk_lcdc_driver *dev_drv = NULL;
2368         dev_drv = rk_get_prmry_lcdc_drv();
2369         ret = dev_drv->ops->dpi_status(dev_drv);
2370
2371         return ret;
2372 }
2373
2374 /******************************************
2375 *function:this function will be called by hdmi,when
2376 *             hdmi plug in/out
2377 *screen: the screen attached to hdmi
2378 *enable: 1,hdmi plug in,0,hdmi plug out
2379 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2380 ******************************************/
2381 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2382 {
2383         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2384         struct fb_info *info = NULL;
2385         struct rk_lcdc_driver *dev_drv = NULL;
2386         struct fb_var_screeninfo *hdmi_var    = NULL;
2387         struct fb_var_screeninfo *pmy_var = NULL;      /*var for primary screen*/
2388         struct fb_info *pmy_info = NULL;
2389         struct fb_fix_screeninfo *pmy_fix = NULL;
2390         int i;
2391         struct fb_fix_screeninfo *hdmi_fix    = NULL;
2392         char name[6];
2393         int ret;
2394         int win_id;
2395
2396         //if (rk_fb->disp_mode != DUAL)
2397         //      rk29_backlight_set(0);
2398
2399         sprintf(name, "lcdc%d", lcdc_id);
2400
2401         if (rk_fb->disp_mode != DUAL) {
2402                 dev_drv = rk_fb->lcdc_dev_drv[0];
2403         } else {
2404
2405                 for (i = 0; i < rk_fb->num_lcdc; i++) {
2406                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2407                                 dev_drv = rk_fb->lcdc_dev_drv[i];
2408                                 break;
2409                         }
2410                 }
2411
2412                 if (i == rk_fb->num_lcdc) {
2413                         printk(KERN_ERR "%s driver not found!", name);
2414                         return -ENODEV;
2415                 }
2416         }
2417         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2418
2419         if (rk_fb->num_lcdc == 1)
2420                 info = rk_fb->fb[0];
2421         else if (rk_fb->num_lcdc == 2)
2422                 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2423
2424         if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2425                 if (enable) {
2426                         memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2427                         dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2428                         dev_drv->screen1->screen_id = 1;
2429                         dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2430                         dev_drv->cur_screen = dev_drv->screen1;
2431                         dev_drv->screen0->ext_screen = dev_drv->screen1;
2432                         if (dev_drv->screen0->sscreen_get) {
2433                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2434                                         dev_drv->cur_screen->hdmi_resolution);
2435                         }
2436
2437
2438                 } else {
2439                         dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2440                         dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2441                         dev_drv->cur_screen = dev_drv->screen0;
2442                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2443                                         dev_drv->screen_ctr_info->lcd_info);
2444                 }
2445         } else{
2446                 if (enable)
2447                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2448         }
2449
2450
2451         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2452
2453         if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2454                 if (dev_drv->win[win_id]->state)
2455                         dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2456                 hdmi_switch_complete = 0;
2457
2458                 return 0;
2459         }
2460
2461         hdmi_var = &info->var;
2462         hdmi_fix = &info->fix;
2463         if (rk_fb->disp_mode  == DUAL) {
2464                 if (likely(rk_fb->num_lcdc == 2)) {
2465                         pmy_var = &rk_fb->fb[0]->var;
2466                         pmy_fix = &rk_fb->fb[0]->fix;
2467                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2468                         hdmi_var->nonstd &= 0xffffff00;
2469                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2470                 } else {
2471                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2472                 }
2473         }
2474         hdmi_var->grayscale &= 0xff;
2475         hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2476         if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2477         /*      info->var.nonstd &= 0xff;
2478                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2479                 info->var.grayscale &= 0xff;
2480                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2481                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2482                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2483                 dev_drv->screen1->xpos = 0;
2484                 dev_drv->screen1->ypos = 0;
2485         }
2486
2487         ret = info->fbops->fb_open(info, 1);
2488         dev_drv->ops->load_screen(dev_drv, 1);
2489         ret = info->fbops->fb_set_par(info);
2490         if (dev_drv->ops->lcdc_hdmi_process)
2491                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2492
2493         hdmi_switch_complete = enable;
2494
2495         if (rk_fb->disp_mode == DUAL) {
2496                 if (likely(rk_fb->num_lcdc == 2)) {
2497                         pmy_info = rk_fb->fb[0];
2498                         pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2499                 } else {
2500                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2501                 }
2502         } else {
2503                 info->fbops->fb_pan_display(hdmi_var, info);
2504         }
2505         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2506         if (dev_drv->screen1) {
2507                 if (dev_drv->screen0->sscreen_set) {
2508                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2509                         msleep(100);
2510                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2511                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2512                 }
2513         }
2514
2515         //if (rk_fb->disp_mode != DUAL)
2516         //      rk29_backlight_set(1);
2517         return 0;
2518
2519 }
2520
2521
2522
2523
2524 /******************************************
2525 function:this function current only called by hdmi for
2526         scale the display
2527 scale_x: scale rate of x resolution
2528 scale_y: scale rate of y resolution
2529 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2530 ******************************************/
2531
2532 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2533 {
2534         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2535         struct fb_info *info = NULL;
2536         struct fb_var_screeninfo *var = NULL;
2537         struct rk_lcdc_driver *dev_drv = NULL;
2538         u16 screen_x, screen_y;
2539         u16 xpos, ypos;
2540         //u16 xsize, ysize;
2541         char name[6];
2542         int i = 0;
2543         sprintf(name, "lcdc%d", lcdc_id);
2544
2545 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2546         dev_drv = inf->lcdc_dev_drv[0];
2547 #else
2548         for (i = 0; i < inf->num_lcdc; i++) {
2549                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2550                         dev_drv = inf->lcdc_dev_drv[i];
2551                         break;
2552                 }
2553         }
2554
2555         if (i == inf->num_lcdc) {
2556                 printk(KERN_ERR "%s driver not found!", name);
2557                 return -ENODEV;
2558
2559         }
2560 #endif
2561         if (inf->num_lcdc == 1)
2562                 info = inf->fb[0];
2563         else if (inf->num_lcdc == 2)
2564                 info = inf->fb[dev_drv->lcdc_win_num];
2565
2566         var = &info->var;
2567         screen_x = dev_drv->cur_screen->mode.xres;
2568         screen_y = dev_drv->cur_screen->mode.yres;
2569
2570 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2571         if (dev_drv->cur_screen->screen_id == 1) {
2572                 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2573                 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2574                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2575                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2576         } else
2577 #endif
2578         {
2579                 xpos = (screen_x-screen_x*scale_x/100)>>1;
2580                 ypos = (screen_y-screen_y*scale_y/100)>>1;
2581                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2582                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2583                 var->nonstd &= 0xff;
2584                 var->nonstd |= (xpos<<8) + (ypos<<20);
2585                 var->grayscale &= 0xff;
2586                 var->grayscale |= (dev_drv->cur_screen->xsize<<8) + (dev_drv->cur_screen->ysize<<20);
2587         }
2588
2589         info->fbops->fb_set_par(info);
2590         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2591         dev_drv->ops->cfg_done(dev_drv);
2592         return 0;
2593
2594
2595 }
2596
2597 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2598 {
2599         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2600         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2601         struct rk_lcdc_win *win = NULL;
2602         int win_id;
2603         int ret = 0;
2604         unsigned long fb_mem_size;
2605 #if defined(CONFIG_ION_ROCKCHIP)
2606         struct ion_handle *handle;
2607         ion_phys_addr_t phy_addr;
2608         size_t len;
2609 #endif
2610         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2611         if (win_id < 0)
2612                 return  -ENODEV;
2613         else
2614                 win = dev_drv->win[win_id];
2615
2616         if (!strcmp(fbi->fix.id, "fb0")) {
2617                 fb_mem_size = 3 * (fbi->var.xres * fbi->var.yres) << 2;
2618                 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2619 #if defined(CONFIG_ION_ROCKCHIP)
2620                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2621                 if (IS_ERR(handle)) {
2622                         dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2623                         return -ENOMEM;
2624                 }
2625                 win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2626                 if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
2627                         printk("ion_share_dma_buf() failed\n");
2628                         goto err_share_dma_buf;
2629                 }
2630                 win->area[0].ion_hdl = handle;
2631                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2632 #ifndef CONFIG_ROCKCHIP_IOMMU
2633                 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2634 #else
2635                 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2636                 printk("ion_phys: %x,%x\n", phy_addr, len);
2637                 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
2638                                         (unsigned long *)&phy_addr, (unsigned long *)&len);
2639                 printk("%s: ion_map_iommu: %x,%x\n", __func__, phy_addr, len);
2640 #endif
2641                 fbi->fix.smem_start = phy_addr;
2642                 fbi->fix.smem_len = len;
2643                 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n",phy_addr);
2644 #else
2645                 dma_addr_t fb_mem_phys;
2646                 void *fb_mem_virt;
2647                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
2648                                         &fb_mem_phys,GFP_KERNEL);
2649                 if (!fb_mem_virt) {
2650                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
2651                         return -ENOMEM;
2652                 }
2653                 fbi->fix.smem_len = fb_mem_size;
2654                 fbi->fix.smem_start = fb_mem_phys;
2655                 fbi->screen_base = fb_mem_virt;
2656 #endif
2657                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2658                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2659                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2660         } else {
2661 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2662                 res = platform_get_resource_byname(fb_pdev,
2663                         IORESOURCE_MEM, "fb2 buf");
2664                 if (res == NULL) {
2665                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2666                         ret = -ENOENT;
2667                 }
2668                 fbi->fix.smem_start = res->start;
2669                 fbi->fix.smem_len = res->end - res->start + 1;
2670                 mem = request_mem_region(res->start, resource_size(res),
2671                         fb_pdev->name);
2672                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2673                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2674 #else    /*three buffer no need to copy*/
2675                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2676                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
2677                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
2678 #endif
2679                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2680                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2681         }
2682
2683         fbi->screen_size = fbi->fix.smem_len;
2684         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2685         if (win_id >= 0) {
2686                 win = dev_drv->win[win_id];
2687                 win->reserved = fbi->fix.smem_start;
2688         }
2689
2690         return ret;
2691
2692 err_share_dma_buf:
2693         ion_free(rk_fb->ion_client, handle);
2694         return -ENOMEM;
2695
2696 }
2697
2698 static int rk_release_fb_buffer(struct fb_info *fbi)
2699 {
2700         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
2701                 return 0;
2702         iounmap(fbi->screen_base);
2703         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2704         return 0;
2705
2706 }
2707 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2708 {
2709         int i;
2710         int lcdc_win_num = dev_drv->lcdc_win_num;
2711         for (i = 0; i < lcdc_win_num; i++) {
2712                 struct rk_lcdc_win *win = NULL;
2713                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2714                 if (!win) {
2715                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
2716                         return   -ENOMEM;
2717                 }
2718
2719                 strcpy(win->name, def_win[i].name);
2720                 win->id = def_win[i].id;
2721                 win->support_3d = def_win[i].support_3d;
2722                 dev_drv->win[i] = win;
2723         }
2724
2725         return 0;
2726 }
2727
2728
2729 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2730                                         struct rk_lcdc_win *def_win, int index)
2731 {
2732         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2733         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2734                                 sizeof(struct rk_screen), GFP_KERNEL);
2735         if (!screen) {
2736                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2737                                         dev_drv->id);
2738                 return -ENOMEM;
2739         }
2740
2741         screen->screen_id = 0;
2742         screen->lcdc_id = dev_drv->id;
2743         dev_drv->screen0 = screen;
2744         dev_drv->cur_screen = screen;
2745         /* devie use one lcdc + rk61x scaler for dual display*/
2746         if (rk_fb->disp_mode == ONE_DUAL) {
2747                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2748                                                 sizeof(struct rk_screen), GFP_KERNEL);
2749                 if (screen1) {
2750                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2751                                                 dev_drv->id);
2752                         return -ENOMEM;
2753                 }
2754                 screen1->screen_id = 1;
2755                 screen1->lcdc_id = 1;
2756                 dev_drv->screen1 = screen1;
2757         }
2758         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2759         init_lcdc_win(dev_drv, def_win);
2760         init_completion(&dev_drv->frame_done);
2761         spin_lock_init(&dev_drv->cpl_lock);
2762         mutex_init(&dev_drv->fb_win_id_mutex);
2763         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2764         dev_drv->first_frame = 1;
2765         rk_disp_pwr_ctr_parse_dt(dev_drv);
2766         if (dev_drv->prop == PRMRY) {
2767                 rk_fb_set_prmry_screen(screen);
2768                 rk_fb_get_prmry_screen(screen);
2769         }
2770         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2771
2772         return 0;
2773 }
2774
2775 #ifdef CONFIG_LOGO_LINUX_BMP
2776 static struct linux_logo *bmp_logo;
2777 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2778 {
2779         bmp_logo = fb_find_logo(24);
2780         if (bmp_logo == NULL) {
2781                 printk(KERN_INFO "%s error\n", __func__);
2782                 return 0;
2783         }
2784         return 1;
2785 }
2786
2787 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2788 {
2789         unsigned char *src = bmp_logo->data;
2790         unsigned char *dst = info->screen_base;
2791         int i;
2792         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2793         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2794
2795         for (i = 0; i < Needheight; i++)
2796                 memcpy(dst+info->var.xres*i*4,
2797                         src+bmp_logo->width*i*4, Needwidth*4);
2798
2799 }
2800 #endif
2801
2802 /********************************
2803 *check if the primary lcdc has registerd,
2804 the primary lcdc mas register first
2805 *********************************/
2806 bool is_prmry_rk_lcdc_registered(void)
2807 {
2808         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2809         if (rk_fb->lcdc_dev_drv[0])
2810                 return  true;
2811         else
2812                 return false;
2813
2814
2815 }
2816 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2817                                 struct rk_lcdc_win *win, int id)
2818 {
2819         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2820         struct fb_info *fbi;
2821         int i = 0, ret = 0, index = 0;
2822         #ifdef CONFIG_ROCKCHIP_IOMMU
2823                 struct device *mmu_dev = NULL;
2824         #endif
2825         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2826                 return -ENXIO;
2827
2828         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2829                 if (!rk_fb->lcdc_dev_drv[i]) {
2830                         rk_fb->lcdc_dev_drv[i] = dev_drv;
2831                         rk_fb->lcdc_dev_drv[i]->id = id;
2832                         rk_fb->num_lcdc++;
2833                         break;
2834                 }
2835         }
2836
2837         index = i;
2838         init_lcdc_device_driver(rk_fb, win, index);
2839         dev_drv->fb_index_base = rk_fb->num_fb;
2840         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2841                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2842                 if (!fbi) {
2843                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2844                         ret = -ENOMEM;
2845                 }
2846                 fbi->par = dev_drv;
2847                 fbi->var = def_var;
2848                 fbi->fix = def_fix;
2849                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2850                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2851                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2852 #if defined(CONFIG_LOGO_LINUX_BMP)
2853                 fbi->var.bits_per_pixel = 32;
2854 #else
2855                 fbi->var.bits_per_pixel = 16;
2856 #endif
2857                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2858                 fbi->var.width = dev_drv->cur_screen->width;
2859                 fbi->var.height = dev_drv->cur_screen->height;
2860                 fbi->var.pixclock = dev_drv->pixclock;
2861 #ifdef CONFIG_ROCKCHIP_IOMMU
2862                 fb_ops.fb_mmap = rk_fb_mmap;
2863 #endif
2864                 fbi->fbops = &fb_ops;
2865                 fbi->flags = FBINFO_FLAG_DEFAULT;
2866                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2867                 if (i == 0){ /* only alloc memory for main fb*/
2868                 #ifdef CONFIG_ROCKCHIP_IOMMU
2869                         mmu_dev = rockchip_get_sysmmu_device_by_compatible("iommu,vopl_mmu");
2870                         if (mmu_dev) {
2871                                 platform_set_sysmmu(mmu_dev, dev_drv->dev);
2872                                 rockchip_sysmmu_set_fault_handler(dev_drv->dev, rk_fb_sysmmu_fault_handler);
2873                                 iovmm_activate(dev_drv->dev);
2874                         }
2875                 #endif
2876                         rk_fb_alloc_buffer(fbi, rk_fb->num_fb);
2877                 }
2878                 ret = register_framebuffer(fbi);
2879                 if (ret < 0) {
2880                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2881                                         __func__, rk_fb->num_fb);
2882                         return ret;
2883                 }
2884                 rkfb_create_sysfs(fbi);
2885                 rk_fb->fb[rk_fb->num_fb] = fbi;
2886                 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2887                                         fbi->fix.id);
2888                 rk_fb->num_fb++;
2889
2890                 if (i == 0) {
2891                         init_waitqueue_head(&dev_drv->vsync_info.wait);
2892                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
2893                         if (ret)
2894                                 dev_err(fbi->dev, "failed to create vsync file\n");
2895                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2896                                                                 dev_drv, "fb-vsync");
2897                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2898                                 dev_err(fbi->dev, "failed to run vsync thread\n");
2899                                 dev_drv->vsync_info.thread = NULL;
2900                         }
2901                         dev_drv->vsync_info.active = 1;
2902
2903                         mutex_init(&dev_drv->output_lock);
2904
2905                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
2906                         mutex_init(&dev_drv->update_regs_list_lock);
2907                         init_kthread_worker(&dev_drv->update_regs_worker);
2908
2909                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2910                                         &dev_drv->update_regs_worker, "rk-fb");
2911                         if (IS_ERR(dev_drv->update_regs_thread)) {
2912                                 int err = PTR_ERR(dev_drv->update_regs_thread);
2913                                 dev_drv->update_regs_thread = NULL;
2914
2915                                 printk("failed to run update_regs thread\n");
2916                                 return err;
2917                         }
2918                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
2919
2920                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
2921                 }
2922
2923         }
2924
2925  /*show logo for primary display device*/
2926 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
2927 if (dev_drv->prop == PRMRY) {
2928         struct fb_info *main_fbi = rk_fb->fb[0];
2929         main_fbi->fbops->fb_open(main_fbi, 1);
2930         if(support_uboot_display())
2931                 return 0;
2932         main_fbi->fbops->fb_set_par(main_fbi);
2933 #if  defined(CONFIG_LOGO_LINUX_BMP)
2934         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
2935                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2936                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
2937         }
2938 #else
2939         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
2940                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2941                 fb_show_logo(main_fbi, FB_ROTATE_UR);
2942         }
2943 #endif
2944         main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
2945 }
2946 #endif
2947
2948         return 0;
2949
2950
2951 }
2952
2953 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
2954 {
2955
2956         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
2957         struct fb_info *fbi;
2958         int fb_index_base = dev_drv->fb_index_base;
2959         int fb_num = dev_drv->lcdc_win_num;
2960         int i = 0;
2961
2962         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
2963                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
2964                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
2965         }
2966
2967         for (i = 0; i < fb_num; i++)
2968                 kfree(dev_drv->win[i]);
2969
2970         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
2971                 fbi = fb_inf->fb[i];
2972                 unregister_framebuffer(fbi);
2973                 /*rk_release_fb_buffer(fbi);*/
2974                 framebuffer_release(fbi);
2975         }
2976         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
2977         fb_inf->num_lcdc--;
2978
2979         return 0;
2980 }
2981
2982
2983 static int rk_fb_probe(struct platform_device *pdev)
2984 {
2985         struct rk_fb *rk_fb = NULL;
2986         struct device_node *np = pdev->dev.of_node;
2987         u32 mode;
2988
2989         if (!np) {
2990                 dev_err(&pdev->dev, "Missing device tree node.\n");
2991                 return -EINVAL;
2992         }
2993
2994         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
2995         if (!rk_fb) {
2996                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
2997                 return  -ENOMEM;
2998         }
2999         platform_set_drvdata(pdev, rk_fb);
3000
3001         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3002                 rk_fb->disp_mode = mode;
3003
3004         } else {
3005                 dev_err(&pdev->dev, "no disp-mode node found!");
3006                 return -ENODEV;
3007         }
3008
3009         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on)) {
3010                 printk("uboot-logo-on:%d\n", uboot_logo_on);
3011         }
3012         dev_set_name(&pdev->dev, "rockchip-fb");
3013 #if defined(CONFIG_ION_ROCKCHIP)
3014         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3015         if (IS_ERR(rk_fb->ion_client)) {
3016                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3017                 return PTR_ERR(rk_fb->ion_client);
3018         } else {
3019                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3020         }
3021 #endif
3022
3023         fb_pdev = pdev;
3024         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3025         return 0;
3026 }
3027
3028 static int rk_fb_remove(struct platform_device *pdev)
3029 {
3030         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3031         kfree(rk_fb);
3032         platform_set_drvdata(pdev, NULL);
3033         return 0;
3034 }
3035
3036 static void rk_fb_shutdown(struct platform_device *pdev)
3037 {
3038         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3039         int i;
3040         for (i = 0; i < rk_fb->num_lcdc; i++) {
3041                 if (!rk_fb->lcdc_dev_drv[i])
3042                         continue;
3043
3044         }
3045
3046 }
3047
3048
3049 static const struct of_device_id rkfb_dt_ids[] = {
3050         { .compatible = "rockchip,rk-fb", },
3051         {}
3052 };
3053
3054 static struct platform_driver rk_fb_driver = {
3055         .probe          = rk_fb_probe,
3056         .remove         = rk_fb_remove,
3057         .driver         = {
3058                 .name   = "rk-fb",
3059                 .owner  = THIS_MODULE,
3060                 .of_match_table = of_match_ptr(rkfb_dt_ids),
3061         },
3062         .shutdown   = rk_fb_shutdown,
3063 };
3064
3065 static int __init rk_fb_init(void)
3066 {
3067         return platform_driver_register(&rk_fb_driver);
3068 }
3069
3070 static void __exit rk_fb_exit(void)
3071 {
3072         platform_driver_unregister(&rk_fb_driver);
3073 }
3074
3075 fs_initcall(rk_fb_init);
3076 module_exit(rk_fb_exit);