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