2 * drivers/video/rockchip/rk_fb.c
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.
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.
16 #include <linux/module.h>
17 #include <linux/kernel.h>
18 #include <linux/errno.h>
19 #include <linux/string.h>
21 #include <linux/slab.h>
22 #include <linux/delay.h>
23 #include <linux/device.h>
24 #include <linux/kthread.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>
34 #if defined(CONFIG_RK_HDMI)
35 #include "hdmi/rk_hdmi.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>
46 #if defined(CONFIG_ION_ROCKCHIP)
47 #include <linux/rockchip_ion.h>
49 #include <linux/rockchip/iovmm.h>
50 #include <linux/rockchip/sysmmu.h>
51 #include <linux/dma-buf.h>
55 static int hdmi_switch_complete;
56 static struct platform_device *fb_pdev;
57 struct list_head saved_list;
59 #if defined(CONFIG_FB_MIRRORING)
60 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
61 EXPORT_SYMBOL(video_data_to_mirroring);
65 static struct rk_fb_trsm_ops *trsm_lvds_ops;
66 static struct rk_fb_trsm_ops *trsm_edp_ops;
67 static struct rk_fb_trsm_ops *trsm_mipi_ops;
68 static int uboot_logo_on = 0;
69 int support_uboot_display(void)
74 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
79 case SCREEN_DUAL_LVDS:
86 case SCREEN_DUAL_MIPI:
90 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
97 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
99 struct rk_fb_trsm_ops *ops;
103 case SCREEN_DUAL_LVDS:
110 case SCREEN_DUAL_MIPI:
115 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
122 int rk_fb_pixel_width(int data_format)
148 printk(KERN_WARNING "%s:un supported format:0x%x\n",
149 __func__,data_format);
155 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
160 case HAL_PIXEL_FORMAT_RGBX_8888:
161 fb_data_fmt = XBGR888;
163 case HAL_PIXEL_FORMAT_RGBA_8888:
164 fb_data_fmt = ABGR888;
166 case HAL_PIXEL_FORMAT_BGRA_8888:
167 fb_data_fmt = ARGB888;
169 case HAL_PIXEL_FORMAT_RGB_888:
170 fb_data_fmt = RGB888;
172 case HAL_PIXEL_FORMAT_RGB_565:
173 fb_data_fmt = RGB565;
175 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
176 fb_data_fmt = YUV422;
178 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
179 fb_data_fmt = YUV420;
181 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
182 fb_data_fmt = YUV444;
184 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: // yuv444
185 fb_data_fmt = YUV420_A;
187 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: // yuv444
188 fb_data_fmt = YUV422_A;
190 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: // yuv444
191 fb_data_fmt = YUV444_A;
194 printk(KERN_WARNING "%s:un supported format:0x%x\n",
195 __func__,data_format);
199 switch(bits_per_pixel){
201 fb_data_fmt = ARGB888;
204 fb_data_fmt = RGB565;
207 printk(KERN_WARNING "%s:un supported bits_per_pixel:%d\n",
208 __func__,bits_per_pixel);
215 /* rk display power control parse from dts
218 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
220 struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
222 struct device_node *child;
223 struct rk_disp_pwr_ctr_list *pwr_ctr;
224 struct list_head *pos;
225 enum of_gpio_flags flags;
231 INIT_LIST_HEAD(&dev_drv->pwrlist_head);
233 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
237 for_each_child_of_node(root, child) {
238 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
239 strcpy(pwr_ctr->pwr_ctr.name, child->name);
240 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
242 pwr_ctr->pwr_ctr.type = GPIO;
243 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
244 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
245 dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
248 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
249 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
251 dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
256 pwr_ctr->pwr_ctr.type = REGULATOR;
260 of_property_read_u32(child, "rockchip,delay", &val);
261 pwr_ctr->pwr_ctr.delay = val;
262 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
265 of_property_read_u32(root, "rockchip,mirror", &mirror);
267 if (mirror == NO_MIRROR) {
268 dev_drv->screen0->x_mirror = 0;
269 dev_drv->screen0->y_mirror = 0;
270 } else if (mirror == X_MIRROR) {
271 dev_drv->screen0->x_mirror = 1;
272 dev_drv->screen0->y_mirror = 0;
273 } else if (mirror == Y_MIRROR) {
274 dev_drv->screen0->x_mirror = 0;
275 dev_drv->screen0->y_mirror = 1;
276 } else if(mirror == X_Y_MIRROR) {
277 dev_drv->screen0->x_mirror = 1;
278 dev_drv->screen0->y_mirror = 1;
281 of_property_read_u32(root, "rockchip,debug", &debug);
284 list_for_each(pos, &dev_drv->pwrlist_head) {
285 pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
286 printk(KERN_INFO "pwr_ctr_name:%s\n"
291 pwr_ctr->pwr_ctr.name,
292 (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
293 pwr_ctr->pwr_ctr.gpio,
294 pwr_ctr->pwr_ctr.atv_val,
295 pwr_ctr->pwr_ctr.delay);
303 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
305 struct list_head *pos;
306 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
307 struct pwr_ctr *pwr_ctr;
308 if (list_empty(&dev_drv->pwrlist_head))
310 list_for_each(pos, &dev_drv->pwrlist_head) {
311 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
312 pwr_ctr = &pwr_ctr_list->pwr_ctr;
313 if (pwr_ctr->type == GPIO) {
314 gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
315 mdelay(pwr_ctr->delay);
322 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
324 struct list_head *pos;
325 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
326 struct pwr_ctr *pwr_ctr;
327 if (list_empty(&dev_drv->pwrlist_head))
329 list_for_each(pos, &dev_drv->pwrlist_head) {
330 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
331 pwr_ctr = &pwr_ctr_list->pwr_ctr;
332 if (pwr_ctr->type == GPIO) {
333 gpio_set_value(pwr_ctr->gpio,!pwr_ctr->atv_val);
339 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
340 struct rk_screen *screen)
342 screen->mode.pixclock = dt->pixelclock.typ;
343 screen->mode.left_margin = dt->hback_porch.typ;
344 screen->mode.right_margin = dt->hfront_porch.typ;
345 screen->mode.xres = dt->hactive.typ;
346 screen->mode.hsync_len = dt->hsync_len.typ;
347 screen->mode.upper_margin = dt->vback_porch.typ;
348 screen->mode.lower_margin = dt->vfront_porch.typ;
349 screen->mode.yres = dt->vactive.typ;
350 screen->mode.vsync_len = dt->vsync_len.typ;
351 screen->type = dt->screen_type;
352 screen->lvds_format = dt->lvds_format;
353 screen->face = dt->face;
355 if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
356 screen->pin_dclk = 1;
358 screen->pin_dclk = 0;
359 if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
360 screen->pin_hsync = 1;
362 screen->pin_hsync = 0;
363 if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
364 screen->pin_vsync = 1;
366 screen->pin_vsync = 0;
367 if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
376 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
378 struct display_timings *disp_timing;
379 struct display_timing *dt;
380 disp_timing = of_get_display_timings(np);
382 pr_err("parse display timing err\n");
385 dt = display_timings_get(disp_timing, 0);
386 rk_fb_video_mode_from_timing(dt, screen);
387 printk(KERN_DEBUG "dclk:%d\n"
402 dt->hfront_porch.typ,
406 dt->vfront_porch.typ,
415 int rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
418 unsigned long long hz;
420 printk(KERN_ERR "%s:null screen!\n", __func__);
423 x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
424 screen->mode.hsync_len;
425 y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
426 screen->mode.vsync_len;
428 hz = 1000000000000ULL; /* 1e12 picoseconds per second */
431 do_div(hz, x * y); /* divide by x * y with rounding */
434 do_div(hz, pixclock); /* divide by pixclock with rounding */
439 char *get_format_string(enum data_format format, char *fmt)
445 strcpy(fmt, "ARGB888");
448 strcpy(fmt, "RGB888");
451 strcpy(fmt, "RGB565");
454 strcpy(fmt, "YUV420");
457 strcpy(fmt, "YUV422");
460 strcpy(fmt, "YUV444");
463 strcpy(fmt, "YUV420_A");
466 strcpy(fmt, "YUV422_A");
469 strcpy(fmt, "YUV444_A");
472 strcpy(fmt, "XRGB888");
475 strcpy(fmt, "XBGR888");
478 strcpy(fmt, "XBGR888");
481 strcpy(fmt, "invalid");
491 /**********************************************************************
493 name: lcdc device name ,lcdc0 , lcdc1
494 ***********************************************************************/
495 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
497 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
499 for (i = 0; i < inf->num_lcdc; i++) {
500 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
503 return inf->lcdc_dev_drv[i];
507 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
509 struct rk_fb *inf = NULL;
510 struct rk_lcdc_driver *dev_drv = NULL;
514 inf = platform_get_drvdata(fb_pdev);
518 for (i = 0; i < inf->num_lcdc; i++) {
519 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
520 dev_drv = inf->lcdc_dev_drv[i];
529 int rk_fb_get_prmry_screen_ft(void)
531 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
532 uint32_t htotal, vtotal, pix_total, ft_us, pixclock_ns;
534 if (unlikely(!dev_drv))
537 pixclock_ns = dev_drv->pixclock/1000;
539 htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
540 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
541 vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
542 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
543 pix_total = htotal*vtotal/1000;
544 ft_us = pix_total * pixclock_ns;
548 static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
550 struct rk_fb *inf = NULL;
551 struct rk_lcdc_driver *dev_drv = NULL;
555 inf = platform_get_drvdata(fb_pdev);
559 for (i = 0; i < inf->num_lcdc; i++) {
560 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
561 dev_drv = inf->lcdc_dev_drv[i];
570 u32 rk_fb_get_prmry_screen_pixclock(void)
572 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
573 return dev_drv->pixclock;
576 int rk_fb_poll_prmry_screen_vblank(void)
578 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
579 if (likely(dev_drv)) {
580 if (dev_drv->ops->poll_vblank)
581 return dev_drv->ops->poll_vblank(dev_drv);
583 return RK_LF_STATUS_NC;
585 return RK_LF_STATUS_NC;
588 bool rk_fb_poll_wait_frame_complete(void)
590 uint32_t timeout = RK_LF_MAX_TIMEOUT;
591 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
593 if (likely(dev_drv)) {
594 if (dev_drv->ops->set_irq_to_cpu)
595 dev_drv->ops->set_irq_to_cpu(dev_drv,0);
599 if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC){
600 if (likely(dev_drv)) {
601 if(dev_drv->ops->set_irq_to_cpu)
602 dev_drv->ops->set_irq_to_cpu(dev_drv,1);
607 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout);
608 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout);
610 if (likely(dev_drv)) {
611 if (dev_drv->ops->set_irq_to_cpu)
612 dev_drv->ops->set_irq_to_cpu(dev_drv,1);
617 static int rk_fb_open(struct fb_info *info, int user)
619 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
621 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
622 if (dev_drv->win[win_id]->state)
623 return 0; /* if this win aready opened ,no need to reopen*/
625 dev_drv->ops->open(dev_drv, win_id, 1);
629 static int get_extend_fb_id(struct fb_info *info)
632 char *id = info->fix.id;
633 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
634 if (!strcmp(id, "fb0"))
636 else if (!strcmp(id, "fb1"))
638 else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
643 static int rk_fb_close(struct fb_info *info, int user)
645 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
646 struct rk_lcdc_win *win = NULL;
647 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
649 win = dev_drv->win[win_id];
650 info->fix.smem_start = win->reserved;
652 info->var.xres = dev_drv->screen0->mode.xres;
653 info->var.yres = dev_drv->screen0->mode.yres;
654 info->var.grayscale |= (info->var.xres<<8) + (info->var.yres<<20);
655 #if defined(CONFIG_LOGO_LINUX_BMP)
656 info->var.bits_per_pixel = 32;
658 info->var.bits_per_pixel = 16;
660 info->fix.line_length = (info->var.xres)*(info->var.bits_per_pixel>>3);
661 info->var.xres_virtual = info->var.xres;
662 info->var.yres_virtual = info->var.yres;
663 info->var.width = dev_drv->screen0->width;
664 info->var.height = dev_drv->screen0->height;
665 info->var.pixclock = dev_drv->pixclock;
666 info->var.left_margin = dev_drv->screen0->mode.left_margin;
667 info->var.right_margin = dev_drv->screen0->mode.right_margin;
668 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
669 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
670 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
671 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
678 #if defined(CONFIG_RK29_IPP)
679 static int get_ipp_format(int fmt)
681 int ipp_fmt = IPP_XRGB_8888;
683 case HAL_PIXEL_FORMAT_RGBX_8888:
684 case HAL_PIXEL_FORMAT_RGBA_8888:
685 case HAL_PIXEL_FORMAT_BGRA_8888:
686 case HAL_PIXEL_FORMAT_RGB_888:
687 ipp_fmt = IPP_XRGB_8888;
689 case HAL_PIXEL_FORMAT_RGB_565:
690 ipp_fmt = IPP_RGB_565;
692 case HAL_PIXEL_FORMAT_YCbCr_422_SP:
693 ipp_fmt = IPP_Y_CBCR_H2V1;
695 case HAL_PIXEL_FORMAT_YCrCb_NV12:
696 ipp_fmt = IPP_Y_CBCR_H2V2;
698 case HAL_PIXEL_FORMAT_YCrCb_444:
699 ipp_fmt = IPP_Y_CBCR_H1V1;
702 ipp_fmt = IPP_IMGTYPE_LIMIT;
709 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
710 int rotation, int fmt)
716 if (fmt == IPP_XRGB_8888) {
719 } else if (fmt == IPP_RGB_565) {
726 align16 -= 1; /*for YUV, 1*/
727 align64 -= 1; /*for YUV, 7*/
729 if (rotation == IPP_ROT_0) {
730 if (fmt > IPP_RGB_565) {
731 if ((*dst_w & 1) != 0)
733 if ((*dst_h & 1) != 0)
735 if (*dst_vir_w < *dst_w)
740 if ((*dst_w & align64) != 0)
741 *dst_w = (*dst_w+align64)&(~align64);
742 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
744 if (*dst_vir_w < *dst_w)
750 static void fb_copy_by_ipp(struct fb_info *dst_info,
751 struct fb_info *src_info, int offset)
753 struct rk29_ipp_req ipp_req;
754 uint32_t rotation = 0;
755 int dst_w, dst_h, dst_vir_w;
757 u8 data_format = (dst_info->var.nonstd)&0xff;
759 memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
760 #if defined(CONFIG_FB_ROTATE)
761 int orientation = 270 - CONFIG_ROTATE_ORIENTATION;
762 switch (orientation) {
764 rotation = IPP_ROT_0;
767 rotation = IPP_ROT_90;
770 rotation = IPP_ROT_180;
773 rotation = IPP_ROT_270;
776 rotation = IPP_ROT_270;
782 dst_w = dst_info->var.xres;
783 dst_h = dst_info->var.yres;
784 dst_vir_w = dst_info->var.xres_virtual;
785 ipp_fmt = get_ipp_format(data_format);
786 ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
787 ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
788 ipp_req.src0.w = src_info->var.xres;
789 ipp_req.src0.h = src_info->var.yres;
790 ipp_req.src_vir_w = src_info->var.xres_virtual;
791 ipp_req.src0.fmt = ipp_fmt;
793 ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
794 ipp_req.dst0.w = dst_w;
795 ipp_req.dst0.h = dst_h;
796 ipp_req.dst_vir_w = dst_vir_w;
797 ipp_req.dst0.fmt = ipp_fmt;
800 ipp_req.timeout = 100;
801 ipp_req.flag = rotation;
802 ipp_blit_sync(&ipp_req);
809 static int rk_fb_rotate(struct fb_info *dst_info,
810 struct fb_info *src_info, int offset)
812 #if defined(CONFIG_RK29_IPP)
813 fb_copy_by_ipp(dst_info, src_info, offset);
819 static int rk_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
821 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
822 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
823 struct fb_fix_screeninfo *fix = &info->fix;
824 struct fb_info *extend_info = NULL;
825 struct rk_lcdc_driver *extend_dev_drv = NULL;
826 int win_id = 0, extend_win_id = 0;
827 struct rk_lcdc_win *extend_win = NULL;
828 struct rk_lcdc_win *win = NULL;
829 struct rk_screen *screen = dev_drv->cur_screen;
833 u32 xoffset = var->xoffset;
834 u32 yoffset = var->yoffset;
835 u32 xvir = var->xres_virtual;
836 /*u32 yvir = var->yres_virtual;*/
837 /*u8 data_format = var->nonstd&0xff;*/
841 u32 stride,uv_stride;
844 u16 uv_x_off,uv_y_off,uv_y_act;
847 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
851 win = dev_drv->win[win_id];
853 if (rk_fb->disp_mode == DUAL) {
854 fb_id = get_extend_fb_id(info);
855 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
856 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
857 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
858 extend_info->fix.id);
859 extend_win = extend_dev_drv->win[extend_win_id];
861 pixel_width = rk_fb_pixel_width(win->format);
862 vir_width_bit = pixel_width * xvir;
863 if((win->format == YUV420_A)||(win->format == YUV422_A)||(win->format == YUV444_A)){
864 vir_width_bit = xvir * 8;
865 stride_32bit_1 = xvir;
866 stride_32bit_2 = xvir*2;
868 vir_width_bit = pixel_width * xvir;
869 stride_32bit_1 = ((vir_width_bit + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
870 stride_32bit_2 = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
874 stride = stride_32bit_1;//default rgb
875 fix->line_length = stride;
877 switch (win->format){
881 stride = stride_32bit_1;
882 uv_stride = stride_32bit_1>> 1 ;//
883 uv_x_off = xoffset >> 1 ;//
884 uv_y_off = yoffset;//0
885 fix->line_length = stride;
886 uv_y_act = win->area[0].yact>>1;
891 stride = stride_32bit_1;
892 uv_stride = stride_32bit_1;
894 uv_y_off = yoffset >> 1;
895 fix->line_length = stride;
896 uv_y_act = win->area[0].yact>>1;
901 stride = stride_32bit_1;
902 uv_stride = stride_32bit_2;
903 uv_x_off = xoffset*2;
905 fix->line_length = stride<<2;
906 uv_y_act = win->area[0].yact;
912 // x y mirror ,jump line
913 if (screen->y_mirror == 1) {
914 if (screen->interlace == 1) {
915 win->area[0].y_offset = yoffset*stride*2 +
916 ((win->area[0].yact-1)*2+1)*stride +
917 xoffset*pixel_width/8;
919 win->area[0].y_offset = yoffset*stride +
920 (win->area[0].yact-1)*stride +
921 xoffset*pixel_width/8;
924 if (screen->interlace == 1) {
925 win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
927 win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
930 if (is_pic_yuv == 1) {
931 if(screen->y_mirror == 1) {
932 if (screen->interlace == 1) {
933 win->area[0].c_offset = uv_y_off*uv_stride*2 +
934 ((uv_y_act-1)*2+1)*uv_stride +
935 uv_x_off*pixel_width/8;
937 win->area[0].c_offset = uv_y_off*uv_stride +
938 (uv_y_act - 1)*uv_stride +
939 uv_x_off*pixel_width/8;
942 if (screen->interlace == 1) {
943 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
945 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
951 win->area[0].smem_start = fix->smem_start;
952 win->area[0].cbr_start = fix->mmio_start;//fix->smem_start + xvir * yvir;
954 win->area[0].state=1;
957 dev_drv->ops->pan_display(dev_drv, win_id);
958 if (rk_fb->disp_mode == DUAL) {
959 if (extend_win->state && (hdmi_switch_complete)) {
960 extend_win->area[0].y_offset = win->area[0].y_offset;
961 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
962 rk_fb_rotate(extend_info, info, win->area[0].y_offset);
964 extend_dev_drv->ops->pan_display(extend_dev_drv, extend_win_id);
968 #ifdef CONFIG_FB_MIRRORING
969 if (video_data_to_mirroring)
970 video_data_to_mirroring(info, NULL);
972 dev_drv->ops->cfg_done(dev_drv);
976 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
979 i = list_empty(&dev_drv->update_regs_list);
980 j = list_empty(&saved_list);
985 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv,
986 struct sync_fence *fence)
988 int err = sync_fence_wait(fence, 1000);
994 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
997 printk("error waiting on fence\n");
1001 static unsigned int rk_fb_map_ion_handle(struct fb_info *info,
1002 struct rk_fb_reg_area_data *reg_area_data,
1003 struct ion_handle *ion_handle,struct dma_buf *buf)
1005 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1006 reg_area_data->dma_buf = buf;
1007 reg_area_data->attachment =
1008 dma_buf_attach(reg_area_data->dma_buf, dev_drv->dev);
1009 if (IS_ERR_OR_NULL(reg_area_data->attachment)) {
1010 dev_err(dev_drv->dev, "dma_buf_attach() failed: %ld\n",
1011 PTR_ERR(reg_area_data->attachment));
1012 goto err_buf_map_attach;
1015 reg_area_data->sg_table = dma_buf_map_attachment(reg_area_data->attachment,
1017 if (IS_ERR_OR_NULL(reg_area_data->sg_table)) {
1018 dev_err(dev_drv->dev, "dma_buf_map_attachment() failed: %ld\n",
1019 PTR_ERR(reg_area_data->sg_table));
1020 goto err_buf_map_attachment;
1023 reg_area_data->dma_addr = iovmm_map(dev_drv->dev, reg_area_data->sg_table->sgl, 0,
1025 if (!reg_area_data->dma_addr || IS_ERR_VALUE(reg_area_data->dma_addr)) {
1026 dev_err(dev_drv->dev, "iovmm_map() failed: %d\n", reg_area_data->dma_addr);
1029 reg_area_data->ion_handle = ion_handle;
1030 return reg_area_data->dma_buf->size;
1033 dma_buf_unmap_attachment(reg_area_data->attachment,
1034 reg_area_data->sg_table,DMA_BIDIRECTIONAL);
1035 err_buf_map_attachment:
1036 dma_buf_detach(buf, reg_area_data->attachment);
1041 int rk_fb_sysmmu_fault_handler(struct device *dev,
1042 enum rk_sysmmu_inttype itype, unsigned long pgtable_base,
1043 unsigned long fault_addr,unsigned int statu)
1045 /*struct fb_info *fbi = dev_get_drvdata(dev);
1046 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
1048 pr_err("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1049 fault_addr, pgtable_base,statu);
1050 dev_drv->ops->dump_reg(dev_drv);
1051 pr_err("Generating Kernel OOPS... because it is unrecoverable.\n");
1058 void rk_fb_free_dma_buf(struct device *dev,struct rk_fb_reg_win_data *reg_win_data)
1061 struct rk_fb_reg_area_data *area_data;
1062 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1064 for(i=0;i<RK_WIN_MAX_AREA;i++){
1065 if(reg_win_data->reg_area_data[i].acq_fence)
1066 sync_fence_put(reg_win_data->reg_area_data[i].acq_fence);
1069 for(i=0;i<reg_win_data->area_num;i++){
1070 area_data = ®_win_data->reg_area_data[i];
1071 index_buf = area_data->index_buf;
1073 iovmm_unmap(dev,area_data->dma_addr);
1074 dma_buf_unmap_attachment(area_data->attachment, area_data->sg_table,
1076 dma_buf_detach(area_data->dma_buf, area_data->attachment);
1077 dma_buf_put(area_data->dma_buf);
1079 if(area_data->ion_handle != NULL)
1080 ion_free(rk_fb->ion_client, area_data->ion_handle);
1082 memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1085 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
1088 //struct rk_lcdc_win *win;
1089 //win = dev_drv->win[reg_win_data->win_id];
1090 win->area_num = reg_win_data->area_num;
1091 win->format = reg_win_data->data_format;
1092 win->id = reg_win_data->win_id;
1093 win->z_order = reg_win_data->z_order;
1096 for(i=0;i<win->area_num;i++)
1098 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
1099 i,i,&win->area[i],i,®_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
1101 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1102 win->area[i].cbr_start = reg_win_data->reg_area_data[i].cbr_start;
1103 win->area[i].xpos = reg_win_data->reg_area_data[i].xpos;
1104 win->area[i].ypos = reg_win_data->reg_area_data[i].ypos;
1105 win->area[i].xsize = reg_win_data->reg_area_data[i].xsize;
1106 win->area[i].ysize = reg_win_data->reg_area_data[i].ysize;
1107 win->area[i].xact = reg_win_data->reg_area_data[i].xact;
1108 win->area[i].yact = reg_win_data->reg_area_data[i].yact;
1109 win->area[i].xvir = reg_win_data->reg_area_data[i].xvir;
1110 win->area[i].yvir = reg_win_data->reg_area_data[i].yvir;
1111 win->area[i].y_offset = reg_win_data->reg_area_data[i].y_offset;
1112 win->area[i].c_offset = reg_win_data->reg_area_data[i].c_offset;
1113 win->area[i].state = 1;
1116 if(reg_win_data->reg_area_data[0].smem_start > 0){
1118 win->area_num = reg_win_data->area_num;
1119 win->format = reg_win_data->data_format;
1120 win->id = reg_win_data->win_id;
1121 win->z_order = reg_win_data->z_order;
1122 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
1123 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
1124 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1125 win->alpha_en = reg_win_data->alpha_en;
1126 win->alpha_mode = reg_win_data->alpha_mode;
1127 win->g_alpha_val = reg_win_data->g_alpha_val;
1128 for(i=0;i<RK_WIN_MAX_AREA;i++)
1130 if(reg_win_data->reg_area_data[i].smem_start > 0){
1131 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1132 win->area[i].xpos = reg_win_data->reg_area_data[i].xpos;
1133 win->area[i].ypos = reg_win_data->reg_area_data[i].ypos;
1134 win->area[i].xsize = reg_win_data->reg_area_data[i].xsize;
1135 win->area[i].ysize = reg_win_data->reg_area_data[i].ysize;
1136 win->area[i].xact = reg_win_data->reg_area_data[i].xact;
1137 win->area[i].yact = reg_win_data->reg_area_data[i].yact;
1138 win->area[i].xvir = reg_win_data->reg_area_data[i].xvir;
1139 win->area[i].yvir = reg_win_data->reg_area_data[i].yvir;
1140 win->area[i].y_offset = reg_win_data->reg_area_data[i].y_offset;
1141 win->area[i].y_vir_stride = reg_win_data->reg_area_data[i].y_vir_stride;
1142 win->area[i].state = 1;
1144 win->area[i].state = 0;
1149 //win->z_order = -1;
1156 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
1159 struct rk_lcdc_win *win;
1160 ktime_t timestamp = dev_drv->vsync_info.timestamp;
1161 //struct rk_fb_reg_win_data old_reg_win_data[RK30_MAX_LAYER_SUPPORT];
1162 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1163 struct rk_lcdc_driver *ext_dev_drv;
1164 struct rk_lcdc_win *ext_win;
1166 for(i=0;i<dev_drv->lcdc_win_num;i++){
1167 //old_reg_win_data[i]= regs->reg_win_data[i];
1168 win = dev_drv->win[i];
1169 for(j=0;j<regs->win_num;j++){
1170 if(i == regs->reg_win_data[j].win_id)
1173 if(j<regs->win_num){
1174 rk_fb_update_driver(win,®s->reg_win_data[j]);
1176 dev_drv->ops->set_par(dev_drv,i);
1177 dev_drv->ops->pan_display(dev_drv,i);
1183 dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1185 if (rk_fb->disp_mode == DUAL && hdmi_switch_complete) {
1186 for (i = 0; i < rk_fb->num_lcdc; i++) {
1187 if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1188 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1192 if (i == rk_fb->num_lcdc) {
1193 printk(KERN_ERR "hdmi lcdc driver not found!\n");
1197 //hdmi just need set win0 only(win0 have only one area),other win is disable
1198 ext_win = ext_dev_drv->win[0];
1199 for (j = 0;j < regs->win_num; j++) {
1200 if(0 == regs->reg_win_data[j].win_id)
1203 if (j < regs->win_num){
1204 rk_fb_update_driver(ext_win, ®s->reg_win_data[j]);
1205 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1206 ext_win->area[0].xsize = (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) / dev_drv->cur_screen->mode.xres;
1207 ext_win->area[0].ysize = (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) / dev_drv->cur_screen->mode.yres;
1208 ext_win->area[0].xpos = ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1)
1209 + ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
1210 ext_win->area[0].ypos = ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1)
1211 + ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
1214 ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
1215 ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
1216 ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1217 ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1219 ext_win->alpha_en = 0; //hdmi only one win so disable alpha
1226 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1227 ext_win->area[0].xact = win->area[0].yact;
1228 ext_win->area[0].yact = win->area[0].xact;
1229 ext_win->area[0].xvir = win->area[0].yact;
1232 //disable the other win,except win0
1233 for (i = 1; i < ext_dev_drv->lcdc_win_num; i ++) {
1234 ext_win = ext_dev_drv->win[i];
1237 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1238 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1239 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1242 dev_drv->ops->cfg_done(dev_drv);
1246 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1248 printk("area[%d]:state=%d,mem_addr=%x\n",
1249 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1253 /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1254 dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1255 dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1256 dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1258 /*dev_drv->atv_layer_cnt = regs->win_num;
1259 dev_drv->ops->set_par(dev_drv,0);*/
1261 ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1262 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1265 sw_sync_timeline_inc(dev_drv->timeline, 1);
1267 for(i=0;i<regs->win_num;i++){
1268 rk_fb_free_dma_buf(dev_drv->dev,®s->reg_win_data[i]);
1270 if (dev_drv->wait_fs == 1)
1274 static void rk_fb_update_regs_handler(struct kthread_work *work)
1276 struct rk_lcdc_driver * dev_drv =
1277 container_of(work, struct rk_lcdc_driver, update_regs_work);
1278 struct rk_fb_reg_data *data, *next;
1279 //struct list_head saved_list;
1280 mutex_lock(&dev_drv->update_regs_list_lock);
1281 saved_list = dev_drv->update_regs_list;
1282 list_replace_init(&dev_drv->update_regs_list, &saved_list);
1283 mutex_unlock(&dev_drv->update_regs_list_lock);
1285 list_for_each_entry_safe(data, next, &saved_list, list) {
1286 rk_fb_update_reg(dev_drv,data);
1287 list_del(&data->list);
1291 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,struct rk_screen *screen)
1293 if ((area_par->x_offset+area_par->xact > area_par->xvir) ||
1294 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1295 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1296 pr_err("check config var fail 0:\n"
1297 "x_offset=%d,xact=%d,xvir=%d\n",
1304 if ((area_par->xpos+area_par->xsize > screen->mode.xres) ||
1305 (area_par->ypos+area_par->ysize > screen->mode.yres) ||
1306 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1307 pr_err("check config var fail 1:\n"
1308 "xpos=%d,xsize=%d,xres=%d\n"
1309 "ypos=%d,ysize=%d,yres=%d\n",
1322 static int rk_fb_set_win_buffer(struct fb_info *info,
1323 struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1325 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1326 //struct fb_var_screeninfo *var = &info->var;
1327 struct fb_fix_screeninfo *fix = &info->fix;
1328 struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1329 struct rk_screen *screen = dev_drv->cur_screen;
1331 int i,ion_fd,acq_fence_fd;
1333 u32 xoffset,yoffset;
1335 struct ion_handle *hdl;
1341 u32 stride,uv_stride;
1344 u16 uv_x_off,uv_y_off,uv_y_act;
1346 u8 ppixel_a=0,global_a=0;
1348 struct dma_buf *buf;
1350 ion_phys_addr_t phy_addr;
1352 reg_win_data->reg_area_data[0].smem_start = -1;
1353 reg_win_data->area_num = 0;
1354 if(win_par->area_par[0].phy_addr == 0){
1355 for(i=0;i<RK_WIN_MAX_AREA;i++){
1356 ion_fd = win_par->area_par[i].ion_fd;
1358 hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1360 pr_info("%s: Could not import handle: %d\n",
1361 __func__, (int)hdl);
1365 reg_win_data->area_num++;
1366 reg_win_data->reg_area_data[i].ion_handle = hdl;
1368 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1369 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1371 buf = ion_share_dma_buf(rk_fb->ion_client, hdl);
1372 if (IS_ERR_OR_NULL(buf)) {
1373 dev_err(info->dev, "ion_share_dma_buf() failed\n");
1374 goto err_share_dma_buf;
1376 rk_fb_map_ion_handle(info,®_win_data->reg_area_data[i],hdl,buf);
1377 reg_win_data->reg_area_data[i].smem_start =
1378 reg_win_data->reg_area_data[i].dma_addr;
1380 reg_win_data->area_buf_num++;
1381 reg_win_data->reg_area_data[i].index_buf = 1;
1384 printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1385 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1386 reg_win_data->area_num,reg_win_data->area_buf_num);
1390 reg_win_data->reg_area_data[0].smem_start =
1391 win_par->area_par[0].phy_addr;
1392 reg_win_data->area_num = 1;
1395 if(reg_win_data->area_num == 0){
1399 for(i=0;i<reg_win_data->area_num;i++){
1400 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1401 index_buf = reg_win_data->reg_area_data[i].index_buf;
1402 if((acq_fence_fd > 0)&&(index_buf == 1)){
1403 reg_win_data->reg_area_data[i].acq_fence =
1404 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1407 fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1408 reg_win_data->data_format = fb_data_fmt;
1409 pixel_width = rk_fb_pixel_width(fb_data_fmt);
1411 ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1412 global_a = (win_par->g_alpha_val == 0) ? 0:1;
1413 reg_win_data->alpha_en = ppixel_a | global_a;
1414 reg_win_data->g_alpha_val = win_par->g_alpha_val;
1415 reg_win_data->alpha_mode = win_par->alpha_mode;
1416 if(reg_win_data->reg_area_data[0].smem_start > 0){
1417 reg_win_data->z_order = win_par->z_order;
1418 reg_win_data->win_id = win_par->win_id;
1420 reg_win_data->z_order = -1;
1421 reg_win_data->win_id = -1;
1423 for(i=0;i<reg_win_data->area_num;i++){
1424 rk_fb_check_config_var(&win_par->area_par[i],screen);
1425 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1426 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1428 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1429 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1431 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1432 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1434 xoffset = win_par->area_par[i].x_offset;//buf offset
1435 yoffset = win_par->area_par[i].y_offset;
1436 xvir = win_par->area_par[i].xvir;
1437 reg_win_data->reg_area_data[i].xvir = xvir;
1438 yvir = win_par->area_par[i].yvir;
1439 reg_win_data->reg_area_data[i].yvir = yvir;
1441 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",
1442 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,
1443 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1446 vir_width_bit = pixel_width * xvir;
1447 stride_32bit_1 = ((vir_width_bit + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1448 stride_32bit_2 = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1450 stride = stride_32bit_1;//default rgb
1451 fix->line_length = stride;
1452 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1453 // x y mirror ,jump line
1454 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1455 if (screen->y_mirror == 1) {
1456 if (screen->interlace == 1) {
1457 reg_win_data->reg_area_data[i].y_offset =
1459 ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1460 xoffset*pixel_width/8;
1462 reg_win_data->reg_area_data[i].y_offset =
1464 (reg_win_data->reg_area_data[i].yact-1)*stride +
1465 xoffset*pixel_width/8;
1468 if (screen->interlace == 1) {
1469 reg_win_data->reg_area_data[i].y_offset =
1470 yoffset*stride*2 + xoffset*pixel_width/8;
1472 reg_win_data->reg_area_data[i].y_offset =
1473 yoffset*stride + xoffset*pixel_width/8;
1478 switch (fb_data_fmt) {
1482 stride = stride_32bit_1;
1483 uv_stride = stride_32bit_1>> 1 ;//
1484 uv_x_off = xoffset >> 1 ;//
1485 uv_y_off = yoffset;//0
1486 fix->line_length = stride;
1487 uv_y_act = win_par->area_par[0].yact>>1;
1492 stride = stride_32bit_1;
1493 uv_stride = stride_32bit_1;
1495 uv_y_off = yoffset >> 1;
1496 fix->line_length = stride;
1497 uv_y_act = win_par->area_par[0].yact>>1;
1502 stride = stride_32bit_1;
1503 uv_stride = stride_32bit_2;
1504 uv_x_off = xoffset*2;
1506 fix->line_length = stride<<2;
1507 uv_y_act = win_par->area_par[0].yact;
1512 if(is_pic_yuv == 1){
1513 reg_win_data->reg_area_data[0].cbr_start =
1514 reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1515 reg_win_data->reg_area_data[0].uv_vir_stride =
1517 if(screen->y_mirror == 1){
1518 if(screen->interlace == 1){
1519 reg_win_data->reg_area_data[0].c_offset =
1520 uv_y_off*uv_stride*2 +
1521 ((uv_y_act-1)*2+1)*uv_stride +
1522 uv_x_off*pixel_width/8;
1524 reg_win_data->reg_area_data[0].c_offset =
1525 uv_y_off*uv_stride +
1526 (uv_y_act - 1)*uv_stride +
1527 uv_x_off*pixel_width/8;
1530 if(screen->interlace == 1){
1531 reg_win_data->reg_area_data[0].c_offset =
1532 uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1534 reg_win_data->reg_area_data[0].c_offset =
1535 uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1542 ion_free(rk_fb->ion_client, hdl);
1547 static int rk_fb_set_win_config(struct fb_info *info,
1548 struct rk_fb_win_cfg_data *win_data)
1550 //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1551 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1552 struct rk_fb_reg_data *regs;
1553 struct rk_fb_reg_win_data *reg_win_data;
1555 struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1556 struct sync_fence *retire_fence;
1557 struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1558 struct sync_pt *retire_sync_pt;
1559 char fence_name[20];
1563 //mutex_lock(&dev_drv->output_lock);
1564 regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1566 printk("could not allocate rk_fb_reg_data\n");
1571 /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1572 regs->post_cfg.ypos = win_data->post_cfg.ypos;
1573 regs->post_cfg.xsize = win_data->post_cfg.xsize;
1574 regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1576 for (i=0; i<dev_drv->lcdc_win_num; i++) {
1577 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1578 rk_fb_set_win_buffer(info,&win_data->win_par[i],®s->reg_win_data[j]);
1579 if(regs->reg_win_data[j].area_num > 0){
1581 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1585 printk("error:win_id bigger than lcdc_win_num\n");
1586 printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1589 for(i=0; i<regs->win_num; i++){
1590 reg_win_data = ®s->reg_win_data[i];
1591 for(j=0;j<RK_WIN_MAX_AREA;j++){
1592 if(reg_win_data->reg_area_data[j].acq_fence){
1593 printk("acq_fence wait!!!!!\n");
1594 rk_fd_fence_wait(dev_drv,
1595 reg_win_data->reg_area_data[j].acq_fence);
1600 mutex_lock(&dev_drv->output_lock);
1601 if(!(dev_drv->suspend_flag == 0)){
1602 rk_fb_update_reg(dev_drv,regs);
1603 printk("suspend_flag = 1\n");
1606 mutex_lock(&dev_drv->update_regs_list_lock);
1607 dev_drv->timeline_max++;
1609 for(i=0;i<RK_MAX_BUF_NUM;i++){
1610 if(i<regs->buf_num){
1611 sprintf(fence_name,"fence%d",i);
1612 win_data->rel_fence_fd[i] = get_unused_fd();
1613 if (win_data->rel_fence_fd[i] < 0){
1614 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1617 release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1618 dev_drv->timeline_max);
1619 release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1620 sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1622 win_data->rel_fence_fd[i] = -1;
1626 win_data->ret_fence_fd = get_unused_fd();
1627 if (win_data->ret_fence_fd < 0){
1628 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1631 retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1632 retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1633 sync_fence_install(retire_fence, win_data->ret_fence_fd);
1635 for(i=0;i<RK_MAX_BUF_NUM;i++){
1636 win_data->rel_fence_fd[i] = -1;
1638 win_data->ret_fence_fd = -1;
1640 if(dev_drv->wait_fs == 0){
1641 list_add_tail(®s->list,&dev_drv->update_regs_list);
1642 mutex_unlock(&dev_drv->update_regs_list_lock);
1643 queue_kthread_work(&dev_drv->update_regs_worker,
1644 &dev_drv->update_regs_work);
1646 mutex_unlock(&dev_drv->update_regs_list_lock);
1647 rk_fb_update_reg(dev_drv,regs);
1651 mutex_unlock(&dev_drv->output_lock);
1655 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1657 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1658 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1659 struct fb_fix_screeninfo *fix = &info->fix;
1660 int fb_id = 0, extend_win_id = 0;
1661 struct fb_info *extend_info = NULL;
1662 struct rk_lcdc_driver *extend_dev_drv = NULL;
1663 struct rk_lcdc_win *extend_win = NULL;
1664 struct rk_lcdc_win *win;
1665 int enable; /* enable fb:1 enable;0 disable*/
1666 int ovl; /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1667 int num_buf; /*buffer_number*/
1669 struct rk_fb_win_cfg_data win_data;
1670 unsigned int dsp_addr[4];
1673 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1675 void __user *argp = (void __user *)arg;
1676 win = dev_drv->win[win_id];
1677 if (rk_fb->disp_mode == DUAL) {
1678 fb_id = get_extend_fb_id(info);
1679 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1680 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
1681 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1682 extend_info->fix.id);
1683 extend_win = extend_dev_drv->win[extend_win_id];
1687 case RK_FBIOSET_YUV_ADDR:
1690 if (copy_from_user(yuv_phy, argp, 8))
1692 fix->smem_start = yuv_phy[0];
1693 fix->mmio_start = yuv_phy[1];
1696 case RK_FBIOSET_ENABLE:
1697 if (copy_from_user(&enable, argp, sizeof(enable)))
1699 dev_drv->ops->open(dev_drv, win_id, enable);
1701 case RK_FBIOGET_ENABLE:
1702 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1703 if (copy_to_user(argp, &enable, sizeof(enable)))
1706 case RK_FBIOSET_OVERLAY_STATE:
1707 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1709 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1711 case RK_FBIOGET_OVERLAY_STATE:
1712 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1713 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1716 case RK_FBIOPUT_NUM_BUFFERS:
1717 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1719 dev_drv->num_buf = num_buf;
1721 case RK_FBIOSET_VSYNC_ENABLE:
1722 if (copy_from_user(&enable, argp, sizeof(enable)))
1724 dev_drv->vsync_info.active = enable;
1727 case RK_FBIOGET_DSP_ADDR:
1728 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1729 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1732 case RK_FBIOGET_LIST_STAT:
1733 list_stat = rk_fb_get_list_stat(dev_drv);
1734 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1739 #if defined(CONFIG_ION_ROCKCHIP)
1740 case RK_FBIOSET_DMABUF_FD:
1743 struct ion_handle *hdl;
1744 ion_phys_addr_t phy_addr;
1746 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1748 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1749 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1750 fix->smem_start = phy_addr;
1753 case RK_FBIOGET_DMABUF_FD:
1755 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1757 dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1760 if (copy_to_user(argp, &fd, sizeof(fd)))
1765 case RK_FBIOSET_CONFIG_DONE:
1766 if(copy_from_user(&win_data,
1767 (struct rk_fb_win_cfg_data __user *)argp,
1773 dev_drv->wait_fs = win_data.wait_fs;
1774 rk_fb_set_win_config(info,&win_data);
1776 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1778 sizeof(win_data))) {
1782 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1785 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1792 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1794 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1795 struct fb_fix_screeninfo *fix = &info->fix;
1797 #if defined(CONFIG_RK_HDMI)
1798 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1801 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1804 #if defined(CONFIG_RK_HDMI)
1805 if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1806 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1810 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1815 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1818 if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1819 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1820 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1821 dev_err(info->dev, "%s check var fail 1:\n"
1822 "xres_vir:%d>>yres_vir:%d\n"
1823 "xres:%d>>yres:%d\n"
1824 "bits_per_pixel:%d\n",
1830 var->bits_per_pixel);
1834 if (((var->xoffset+var->xres) > var->xres_virtual) ||
1835 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1836 dev_err(info->dev, "%s check_var fail 2:\n"
1837 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1838 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1852 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1853 size_t count, loff_t *ppos)
1855 unsigned long p = *ppos;
1858 int c, cnt = 0, err = 0;
1859 unsigned long total_size;
1860 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1861 struct rk_lcdc_win *win = NULL;
1864 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1868 win = dev_drv->win[win_id];
1870 if (win->format == RGB565)
1871 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1873 total_size = win->area[0].xact*win->area[0].yact<<2;
1876 if (p >= total_size)
1879 if (count >= total_size)
1882 if (count + p > total_size)
1883 count = total_size - p;
1885 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1890 src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1893 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1895 fb_memcpy_fromfb(dst, src, c);
1899 if (copy_to_user(buf, buffer, c)) {
1911 return (err) ? err : cnt;
1914 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1915 size_t count, loff_t *ppos)
1917 unsigned long p = *ppos;
1920 int c, cnt = 0, err = 0;
1921 unsigned long total_size;
1922 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1923 struct rk_lcdc_win *win = NULL;
1926 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1930 win = dev_drv->win[win_id];
1932 if (win->format == RGB565)
1933 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
1935 total_size = win->area[0].xact*win->area[0].yact<<2;
1940 if (count > total_size) {
1945 if (count + p > total_size) {
1949 count = total_size - p;
1952 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1957 dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1960 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1963 if (copy_from_user(src, buf, c)) {
1968 fb_memcpy_tofb(dst, src, c);
1979 return (cnt) ? cnt : err;
1983 static int rk_fb_set_par(struct fb_info *info)
1985 struct fb_var_screeninfo *var = &info->var;
1986 struct fb_fix_screeninfo *fix = &info->fix;
1987 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1988 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1989 int fb_id, extend_win_id = 0;
1990 struct fb_info *extend_info = NULL;
1991 struct rk_lcdc_driver *extend_dev_drv = NULL;
1992 struct rk_lcdc_win *extend_win = NULL;
1993 struct rk_lcdc_win *win = NULL;
1994 struct rk_screen *screen = dev_drv->cur_screen;
1996 u32 cblen = 0, crlen = 0;
1997 u16 xsize = 0, ysize = 0; /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
1998 u32 xoffset = var->xoffset; /* offset from virtual to visible*/
1999 u32 yoffset = var->yoffset;
2000 u16 xpos = (var->nonstd>>8) & 0xfff; /*visiable pos in panel*/
2001 u16 ypos = (var->nonstd>>20) & 0xfff;
2002 u32 xvir = var->xres_virtual;
2003 u32 yvir = var->yres_virtual;
2004 u8 data_format = var->nonstd&0xff;
2008 u32 stride,uv_stride;
2011 u16 uv_x_off,uv_y_off,uv_y_act;
2014 var->pixclock = dev_drv->pixclock;
2015 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2019 win = dev_drv->win[win_id];
2020 if (rk_fb->disp_mode == DUAL) {
2021 fb_id = get_extend_fb_id(info);
2022 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
2023 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2024 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2025 extend_info->fix.id);
2026 extend_win = extend_dev_drv->win[extend_win_id];
2028 if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
2029 xsize = (var->grayscale>>8) & 0xfff;
2030 ysize = (var->grayscale>>20) & 0xfff;
2031 } else { /*ohterwise full screen display*/
2032 xsize = screen->mode.xres;
2033 ysize = screen->mode.yres;
2036 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2037 /*save winameter set by android*/
2038 if (rk_fb->disp_mode != DUAL) {
2039 if (screen->screen_id == 0) {
2041 dev_drv->screen0->xsize = xsize;
2042 dev_drv->screen0->ysize = ysize;
2043 dev_drv->screen0->xpos = xpos;
2044 dev_drv->screen0->ypos = ypos;
2046 xsize = dev_drv->screen1->xsize;
2047 ysize = dev_drv->screen1->ysize;
2048 xpos = dev_drv->screen1->xpos;
2049 ypos = dev_drv->screen1->ypos;
2053 fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
2054 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2055 if((fb_data_fmt == YUV420_A)||(fb_data_fmt == YUV422_A)||(fb_data_fmt == YUV444_A)){
2056 vir_width_bit = xvir * 8;
2057 stride_32bit_1 = xvir;
2058 stride_32bit_2 = xvir*2;
2060 vir_width_bit = pixel_width * xvir;
2061 stride_32bit_1 = ((vir_width_bit + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2062 stride_32bit_2 = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2064 stride = stride_32bit_1;//default rgb
2065 fix->line_length = stride;
2066 switch (fb_data_fmt){
2070 stride = stride_32bit_1;
2071 uv_stride = stride_32bit_1>> 1 ;//
2072 uv_x_off = xoffset >> 1 ;//
2073 uv_y_off = yoffset;//0
2074 fix->line_length = stride;
2075 cblen = crlen = (xvir*yvir)>>1;
2076 uv_y_act = win->area[0].yact>>1;
2081 stride = stride_32bit_1;
2082 uv_stride = stride_32bit_1;
2084 uv_y_off = yoffset >> 1;
2085 fix->line_length = stride;
2086 cblen = crlen = (xvir*yvir)>>2;
2087 uv_y_act = win->area[0].yact>>1;
2092 stride = stride_32bit_1;
2093 uv_stride = stride_32bit_2;
2094 uv_x_off = xoffset*2;
2096 fix->line_length = stride<<2;
2097 cblen = crlen = (xvir*yvir);
2098 uv_y_act = win->area[0].yact;
2104 // x y mirror ,jump line
2105 if (screen->y_mirror == 1) {
2106 if (screen->interlace == 1) {
2107 win->area[0].y_offset = yoffset*stride*2 +
2108 ((win->area[0].yact-1)*2+1)*stride +
2109 xoffset*pixel_width/8;
2111 win->area[0].y_offset = yoffset*stride +
2112 (win->area[0].yact-1)*stride +
2113 xoffset*pixel_width/8;
2116 if (screen->interlace == 1) {
2117 win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2119 win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2122 if (is_pic_yuv == 1) {
2123 if (screen->y_mirror == 1) {
2124 if (screen->interlace == 1) {
2125 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2126 ((uv_y_act-1)*2+1)*uv_stride +
2127 uv_x_off*pixel_width/8;
2129 win->area[0].c_offset = uv_y_off*uv_stride +
2130 (uv_y_act - 1)*uv_stride +
2131 uv_x_off*pixel_width/8;
2134 if (screen->interlace == 1) {
2135 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2137 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2142 win->format = fb_data_fmt;
2143 win->area[0].y_vir_stride = stride>>2;
2144 win->area[0].uv_vir_stride = uv_stride>>2;
2145 win->area[0].xpos = xpos;
2146 win->area[0].ypos = ypos;
2147 win->area[0].xsize = xsize;
2148 win->area[0].ysize = ysize;
2150 win->area[0].smem_start = fix->smem_start;
2151 win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2152 win->area[0].xact = var->xres; /*winx active window height,is a wint of vir*/
2153 win->area[0].yact = var->yres;
2154 win->area[0].xvir = var->xres_virtual; /*virtual resolution stride --->LCDC_WINx_VIR*/
2155 win->area[0].yvir = var->yres_virtual;
2157 win->area[0].state=1;
2159 win->alpha_mode = 4;//AB_SRC_OVER;
2160 win->alpha_en = ((win->format == ARGB888)||(win->format == ABGR888)) ? 1 : 0;
2161 win->g_alpha_val = 0;
2163 if (rk_fb->disp_mode == DUAL) {
2164 if (extend_win->state && (hdmi_switch_complete)) {
2165 if (info != extend_info) {
2166 if (win->area[0].xact < win->area[0].yact) {
2167 //extend_win->xact = win->area[0].yact;
2168 extend_win->area[0].xact = win->area[0].yact;
2169 extend_win->area[0].yact = win->area[0].xact;
2170 extend_win->area[0].xvir = win->area[0].yact;
2171 extend_info->var.xres = var->yres;
2172 extend_info->var.yres = var->xres;
2173 extend_info->var.xres_virtual = var->yres;
2175 extend_win->area[0].xact = win->area[0].xact;
2176 extend_win->area[0].yact = win->area[0].yact;
2177 extend_win->area[0].xvir = win->area[0].xvir;
2178 extend_info->var.xres = var->xres;
2179 extend_info->var.yres = var->yres;
2180 extend_info->var.xres_virtual = var->xres_virtual;
2182 extend_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
2183 extend_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
2184 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
2185 extend_win->area[0].xsize = (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2186 extend_win->area[0].ysize = (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2187 extend_win->area[0].xpos = ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1)
2188 + extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2189 extend_win->area[0].ypos = ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1)
2190 + extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2192 else { //the display image of the primary screen is full screen size
2193 extend_win->area[0].xpos = (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2194 extend_win->area[0].ypos = (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2195 extend_win->area[0].xsize = extend_dev_drv->cur_screen->xsize;
2196 extend_win->area[0].ysize = extend_dev_drv->cur_screen->ysize;
2198 #if !defined(CONFIG_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
2199 extend_win->area[0].smem_start = win->area[0].smem_start;
2200 extend_win->area[0].cbr_start = win->area[0].cbr_start;
2202 extend_win->state = 1;
2203 extend_win->area[0].state = 1;
2204 extend_win->area_num = 1;
2205 extend_win->alpha_en = 0;
2206 extend_win->format = win->format;
2207 extend_info->var.nonstd &= 0xffffff00;
2208 extend_info->var.nonstd |= data_format;
2209 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2213 dev_drv->ops->set_par(dev_drv, win_id);
2218 static inline unsigned int chan_to_field(unsigned int chan,
2219 struct fb_bitfield *bf)
2222 chan >>= 16 - bf->length;
2223 return chan << bf->offset;
2226 static int fb_setcolreg(unsigned regno,
2227 unsigned red, unsigned green, unsigned blue,
2228 unsigned transp, struct fb_info *info)
2232 switch (info->fix.visual) {
2233 case FB_VISUAL_TRUECOLOR:
2234 /* true-colour, use pseudo-palette */
2236 u32 *pal = info->pseudo_palette;
2237 val = chan_to_field(red, &info->var.red);
2238 val |= chan_to_field(green, &info->var.green);
2239 val |= chan_to_field(blue, &info->var.blue);
2244 return -1; /* unknown type */
2250 static struct fb_ops fb_ops = {
2251 .owner = THIS_MODULE,
2252 .fb_open = rk_fb_open,
2253 .fb_release = rk_fb_close,
2254 .fb_check_var = rk_fb_check_var,
2255 .fb_set_par = rk_fb_set_par,
2256 .fb_blank = rk_fb_blank,
2257 .fb_ioctl = rk_fb_ioctl,
2258 .fb_pan_display = rk_fb_pan_display,
2259 .fb_read = rk_fb_read,
2260 .fb_write = rk_fb_write,
2261 .fb_setcolreg = fb_setcolreg,
2262 .fb_fillrect = cfb_fillrect,
2263 .fb_copyarea = cfb_copyarea,
2264 .fb_imageblit = cfb_imageblit,
2269 static struct fb_var_screeninfo def_var = {
2270 #if defined(CONFIG_LOGO_LINUX_BMP)
2274 .transp = {0, 0, 0},
2275 .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
2280 .transp = {0, 0, 0},
2281 .nonstd = HAL_PIXEL_FORMAT_RGB_565, /*(ypos<<20+xpos<<8+format) format*/
2283 .grayscale = 0, /*(ysize<<20+xsize<<8)*/
2284 .activate = FB_ACTIVATE_NOW,
2286 .vmode = FB_VMODE_NONINTERLACED,
2289 static struct fb_fix_screeninfo def_fix = {
2290 .type = FB_TYPE_PACKED_PIXELS,
2295 .accel = FB_ACCEL_NONE,
2296 .visual = FB_VISUAL_TRUECOLOR,
2301 static int rk_fb_wait_for_vsync_thread(void *data)
2303 struct rk_lcdc_driver *dev_drv = data;
2304 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2305 struct fb_info *fbi = rk_fb->fb[0];
2307 while (!kthread_should_stop()) {
2308 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2309 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2310 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2311 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2314 sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2320 static ssize_t rk_fb_vsync_show(struct device *dev,
2321 struct device_attribute *attr, char *buf)
2323 struct fb_info *fbi = dev_get_drvdata(dev);
2324 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2325 return scnprintf(buf, PAGE_SIZE, "%llu\n",
2326 ktime_to_ns(dev_drv->vsync_info.timestamp));
2329 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2332 /*****************************************************************
2333 this two function is for other module that in the kernel which
2334 need show image directly through fb
2335 fb_id:we have 4 fb here,default we use fb0 for ui display
2336 *******************************************************************/
2337 struct fb_info *rk_get_fb(int fb_id)
2339 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
2340 struct fb_info *fb = inf->fb[fb_id];
2343 EXPORT_SYMBOL(rk_get_fb);
2345 void rk_direct_fb_show(struct fb_info *fbi)
2348 rk_fb_pan_display(&fbi->var, fbi);
2350 EXPORT_SYMBOL(rk_direct_fb_show);
2353 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2354 struct fb_var_screeninfo *hdmi_var)
2356 if (pmy_var->xres < pmy_var->yres) { /*vertical lcd screen*/
2357 hdmi_var->xres = pmy_var->yres;
2358 hdmi_var->yres = pmy_var->xres;
2359 hdmi_var->xres_virtual = pmy_var->yres;
2361 hdmi_var->xres = pmy_var->xres;
2362 hdmi_var->yres = pmy_var->yres;
2363 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2369 int rk_fb_dpi_open(bool open)
2371 struct rk_lcdc_driver *dev_drv = NULL;
2372 dev_drv = rk_get_prmry_lcdc_drv();
2373 dev_drv->ops->dpi_open(dev_drv, open);
2377 int rk_fb_dpi_win_sel(int win_id)
2379 struct rk_lcdc_driver *dev_drv = NULL;
2380 dev_drv = rk_get_prmry_lcdc_drv();
2381 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2385 int rk_fb_dpi_status(void)
2388 struct rk_lcdc_driver *dev_drv = NULL;
2389 dev_drv = rk_get_prmry_lcdc_drv();
2390 ret = dev_drv->ops->dpi_status(dev_drv);
2395 /******************************************
2396 *function:this function will be called by hdmi,when
2398 *screen: the screen attached to hdmi
2399 *enable: 1,hdmi plug in,0,hdmi plug out
2400 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2401 ******************************************/
2402 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2404 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2405 struct fb_info *info = NULL;
2406 struct rk_lcdc_driver *dev_drv = NULL;
2407 struct fb_var_screeninfo *hdmi_var = NULL;
2408 struct fb_var_screeninfo *pmy_var = NULL; /*var for primary screen*/
2409 struct fb_info *pmy_info = NULL;
2410 struct fb_fix_screeninfo *pmy_fix = NULL;
2412 struct fb_fix_screeninfo *hdmi_fix = NULL;
2417 //if (rk_fb->disp_mode != DUAL)
2418 // rk29_backlight_set(0);
2420 sprintf(name, "lcdc%d", lcdc_id);
2422 if (rk_fb->disp_mode != DUAL) {
2423 dev_drv = rk_fb->lcdc_dev_drv[0];
2426 for (i = 0; i < rk_fb->num_lcdc; i++) {
2427 if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2428 dev_drv = rk_fb->lcdc_dev_drv[i];
2433 if (i == rk_fb->num_lcdc) {
2434 printk(KERN_ERR "%s driver not found!", name);
2438 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2440 if (rk_fb->num_lcdc == 1)
2441 info = rk_fb->fb[0];
2442 else if (rk_fb->num_lcdc == 2)
2443 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2445 if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2447 memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2448 dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2449 dev_drv->screen1->screen_id = 1;
2450 dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2451 dev_drv->cur_screen = dev_drv->screen1;
2452 dev_drv->screen0->ext_screen = dev_drv->screen1;
2453 if (dev_drv->screen0->sscreen_get) {
2454 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2455 dev_drv->cur_screen->hdmi_resolution);
2460 dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2461 dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2462 dev_drv->cur_screen = dev_drv->screen0;
2463 dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2464 dev_drv->screen_ctr_info->lcd_info);
2468 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2472 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2474 if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2475 if (dev_drv->win[win_id]->state)
2476 dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2477 hdmi_switch_complete = 0;
2482 hdmi_var = &info->var;
2483 hdmi_fix = &info->fix;
2484 if (rk_fb->disp_mode == DUAL) {
2485 if (likely(rk_fb->num_lcdc == 2)) {
2486 pmy_var = &rk_fb->fb[0]->var;
2487 pmy_fix = &rk_fb->fb[0]->fix;
2488 set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2489 hdmi_var->nonstd &= 0xffffff00;
2490 hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2492 printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2495 hdmi_var->grayscale &= 0xff;
2496 hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2497 if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2498 /* info->var.nonstd &= 0xff;
2499 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2500 info->var.grayscale &= 0xff;
2501 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2502 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2503 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2504 dev_drv->screen1->xpos = 0;
2505 dev_drv->screen1->ypos = 0;
2508 ret = info->fbops->fb_open(info, 1);
2509 dev_drv->ops->load_screen(dev_drv, 1);
2510 ret = info->fbops->fb_set_par(info);
2511 if (dev_drv->ops->lcdc_hdmi_process)
2512 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2514 hdmi_switch_complete = enable;
2516 if (rk_fb->disp_mode == DUAL) {
2517 if (likely(rk_fb->num_lcdc == 2)) {
2518 pmy_info = rk_fb->fb[0];
2519 pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2521 printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2524 info->fbops->fb_pan_display(hdmi_var, info);
2526 //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2527 if (dev_drv->screen1) {
2528 if (dev_drv->screen0->sscreen_set) {
2529 dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2531 dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2532 dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2536 //if (rk_fb->disp_mode != DUAL)
2537 // rk29_backlight_set(1);
2545 /******************************************
2546 function:this function current only called by hdmi for
2548 scale_x: scale rate of x resolution
2549 scale_y: scale rate of y resolution
2550 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2551 ******************************************/
2553 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2555 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
2556 struct fb_info *info = NULL;
2557 struct fb_var_screeninfo *var = NULL;
2558 struct rk_lcdc_driver *dev_drv = NULL;
2559 u16 screen_x, screen_y;
2564 sprintf(name, "lcdc%d", lcdc_id);
2566 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2567 dev_drv = inf->lcdc_dev_drv[0];
2569 for (i = 0; i < inf->num_lcdc; i++) {
2570 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2571 dev_drv = inf->lcdc_dev_drv[i];
2576 if (i == inf->num_lcdc) {
2577 printk(KERN_ERR "%s driver not found!", name);
2582 if (inf->num_lcdc == 1)
2584 else if (inf->num_lcdc == 2)
2585 info = inf->fb[dev_drv->lcdc_win_num];
2588 screen_x = dev_drv->cur_screen->mode.xres;
2589 screen_y = dev_drv->cur_screen->mode.yres;
2591 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2592 if (dev_drv->cur_screen->screen_id == 1) {
2593 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2594 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2595 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2596 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2600 xpos = (screen_x-screen_x*scale_x/100)>>1;
2601 ypos = (screen_y-screen_y*scale_y/100)>>1;
2602 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2603 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2604 var->nonstd &= 0xff;
2605 var->nonstd |= (xpos<<8) + (ypos<<20);
2606 var->grayscale &= 0xff;
2607 var->grayscale |= (dev_drv->cur_screen->xsize<<8) + (dev_drv->cur_screen->ysize<<20);
2610 info->fbops->fb_set_par(info);
2611 //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2612 dev_drv->ops->cfg_done(dev_drv);
2618 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2620 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2621 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2622 struct rk_lcdc_win *win = NULL;
2625 unsigned long fb_mem_size;
2626 #if defined(CONFIG_ION_ROCKCHIP)
2627 struct ion_handle *handle;
2628 ion_phys_addr_t phy_addr;
2630 struct dma_buf *buf;
2635 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2639 win = dev_drv->win[win_id];
2641 if (!strcmp(fbi->fix.id, "fb0")) {
2642 fb_mem_size = 3 * (fbi->var.xres * fbi->var.yres) << 2;
2643 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2644 #if defined(CONFIG_ION_ROCKCHIP)
2645 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2646 if (IS_ERR(handle)) {
2647 dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2650 win->area[0].ion_hdl = handle;
2651 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2653 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2654 fbi->fix.smem_start = phy_addr;
2655 fbi->fix.smem_len = len;
2656 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n",phy_addr);
2658 buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2659 if (IS_ERR_OR_NULL(buf)) {
2660 dev_err(fbi->device, "ion_share_dma_buf() failed\n");
2661 goto err_share_dma_buf;
2663 rk_fb_map_ion_handle(fbi,&dev_drv->reg_area_data,handle,buf);
2664 fbi->fix.smem_start = dev_drv->reg_area_data.dma_addr;
2665 fbi->fix.smem_len = buf->size;
2666 printk(KERN_INFO "alloc_buffer:kernel_vir_addr=0x%x,mmu_vir_addr=0x%x,len=0x%x\n",
2667 fbi->screen_base,fbi->fix.smem_start,fbi->fix.smem_len);
2671 dma_addr_t fb_mem_phys;
2673 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
2674 &fb_mem_phys,GFP_KERNEL);
2676 pr_err("%s: Failed to allocate framebuffer\n", __func__);
2679 fbi->fix.smem_len = fb_mem_size;
2680 fbi->fix.smem_start = fb_mem_phys;
2681 fbi->screen_base = fb_mem_virt;
2683 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2684 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2685 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2687 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2688 res = platform_get_resource_byname(fb_pdev,
2689 IORESOURCE_MEM, "fb2 buf");
2691 dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2694 fbi->fix.smem_start = res->start;
2695 fbi->fix.smem_len = res->end - res->start + 1;
2696 mem = request_mem_region(res->start, resource_size(res),
2698 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2699 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2700 #else /*three buffer no need to copy*/
2701 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2702 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
2703 fbi->screen_base = rk_fb->fb[0]->screen_base;
2705 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2706 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2709 fbi->screen_size = fbi->fix.smem_len;
2710 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2712 win = dev_drv->win[win_id];
2713 win->reserved = fbi->fix.smem_start;
2719 ion_free(rk_fb->ion_client, handle);
2724 static int rk_release_fb_buffer(struct fb_info *fbi)
2726 if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3")) /*buffer for fb1 and fb3 are alloc by android*/
2728 iounmap(fbi->screen_base);
2729 release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2733 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2736 int lcdc_win_num = dev_drv->lcdc_win_num;
2737 for (i = 0; i < lcdc_win_num; i++) {
2738 struct rk_lcdc_win *win = NULL;
2739 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2741 dev_err(dev_drv->dev, "kzmalloc for win fail!");
2745 strcpy(win->name, def_win[i].name);
2746 win->id = def_win[i].id;
2747 win->support_3d = def_win[i].support_3d;
2748 dev_drv->win[i] = win;
2755 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2756 struct rk_lcdc_win *def_win, int index)
2758 struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2759 struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2760 sizeof(struct rk_screen), GFP_KERNEL);
2762 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2767 screen->screen_id = 0;
2768 screen->lcdc_id = dev_drv->id;
2769 dev_drv->screen0 = screen;
2770 dev_drv->cur_screen = screen;
2771 /* devie use one lcdc + rk61x scaler for dual display*/
2772 if (rk_fb->disp_mode == ONE_DUAL) {
2773 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2774 sizeof(struct rk_screen), GFP_KERNEL);
2776 dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2780 screen1->screen_id = 1;
2781 screen1->lcdc_id = 1;
2782 dev_drv->screen1 = screen1;
2784 sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2785 init_lcdc_win(dev_drv, def_win);
2786 init_completion(&dev_drv->frame_done);
2787 spin_lock_init(&dev_drv->cpl_lock);
2788 mutex_init(&dev_drv->fb_win_id_mutex);
2789 dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2790 dev_drv->first_frame = 1;
2791 rk_disp_pwr_ctr_parse_dt(dev_drv);
2792 if (dev_drv->prop == PRMRY) {
2793 rk_fb_set_prmry_screen(screen);
2794 rk_fb_get_prmry_screen(screen);
2796 dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2801 #ifdef CONFIG_LOGO_LINUX_BMP
2802 static struct linux_logo *bmp_logo;
2803 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2805 bmp_logo = fb_find_logo(24);
2806 if (bmp_logo == NULL) {
2807 printk(KERN_INFO "%s error\n", __func__);
2813 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2815 unsigned char *src = bmp_logo->data;
2816 unsigned char *dst = info->screen_base;
2818 unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2819 unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2821 for (i = 0; i < Needheight; i++)
2822 memcpy(dst+info->var.xres*i*4,
2823 src+bmp_logo->width*i*4, Needwidth*4);
2828 /********************************
2829 *check if the primary lcdc has registerd,
2830 the primary lcdc mas register first
2831 *********************************/
2832 bool is_prmry_rk_lcdc_registered(void)
2834 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2835 if (rk_fb->lcdc_dev_drv[0])
2842 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2843 struct rk_lcdc_win *win, int id)
2845 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2846 struct fb_info *fbi;
2847 int i = 0, ret = 0, index = 0;
2849 struct device *mmu_dev = NULL;
2851 if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2854 for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2855 if (!rk_fb->lcdc_dev_drv[i]) {
2856 rk_fb->lcdc_dev_drv[i] = dev_drv;
2857 rk_fb->lcdc_dev_drv[i]->id = id;
2864 init_lcdc_device_driver(rk_fb, win, index);
2865 dev_drv->fb_index_base = rk_fb->num_fb;
2866 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2867 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2869 dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2875 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2876 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2877 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2878 #if defined(CONFIG_LOGO_LINUX_BMP)
2879 fbi->var.bits_per_pixel = 32;
2881 fbi->var.bits_per_pixel = 16;
2883 fbi->fix.line_length = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2884 fbi->var.width = dev_drv->cur_screen->width;
2885 fbi->var.height = dev_drv->cur_screen->height;
2886 fbi->var.pixclock = dev_drv->pixclock;
2887 fbi->fbops = &fb_ops;
2888 fbi->flags = FBINFO_FLAG_DEFAULT;
2889 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2890 if (i == 0){ /* only alloc memory for main fb*/
2893 rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
2894 platform_set_sysmmu(mmu_dev, dev_drv->dev);
2895 /*rockchip_sysmmu_set_fault_handler(dev_drv->dev,
2896 rk_fb_sysmmu_fault_handler);*/
2897 iovmm_activate(dev_drv->dev);
2899 rk_fb_alloc_buffer(fbi, rk_fb->num_fb);
2901 ret = register_framebuffer(fbi);
2903 dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2904 __func__, rk_fb->num_fb);
2907 rkfb_create_sysfs(fbi);
2908 rk_fb->fb[rk_fb->num_fb] = fbi;
2909 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2914 init_waitqueue_head(&dev_drv->vsync_info.wait);
2915 ret = device_create_file(fbi->dev, &dev_attr_vsync);
2917 dev_err(fbi->dev, "failed to create vsync file\n");
2918 dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2919 dev_drv, "fb-vsync");
2920 if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2921 dev_err(fbi->dev, "failed to run vsync thread\n");
2922 dev_drv->vsync_info.thread = NULL;
2924 dev_drv->vsync_info.active = 1;
2926 mutex_init(&dev_drv->output_lock);
2928 INIT_LIST_HEAD(&dev_drv->update_regs_list);
2929 mutex_init(&dev_drv->update_regs_list_lock);
2930 init_kthread_worker(&dev_drv->update_regs_worker);
2932 dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2933 &dev_drv->update_regs_worker, "rk-fb");
2934 if (IS_ERR(dev_drv->update_regs_thread)) {
2935 int err = PTR_ERR(dev_drv->update_regs_thread);
2936 dev_drv->update_regs_thread = NULL;
2938 printk("failed to run update_regs thread\n");
2941 init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
2943 dev_drv->timeline = sw_sync_timeline_create("fb-timeline"); dev_drv->timeline_max = 1;
2948 /*show logo for primary display device*/
2949 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
2950 if (dev_drv->prop == PRMRY) {
2951 struct fb_info *main_fbi = rk_fb->fb[0];
2952 main_fbi->fbops->fb_open(main_fbi, 1);
2953 if(support_uboot_display())
2955 main_fbi->fbops->fb_set_par(main_fbi);
2956 #if defined(CONFIG_LOGO_LINUX_BMP)
2957 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
2958 fb_set_cmap(&main_fbi->cmap, main_fbi);
2959 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
2962 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
2963 fb_set_cmap(&main_fbi->cmap, main_fbi);
2964 fb_show_logo(main_fbi, FB_ROTATE_UR);
2967 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
2976 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
2979 struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
2980 struct fb_info *fbi;
2981 int fb_index_base = dev_drv->fb_index_base;
2982 int fb_num = dev_drv->lcdc_win_num;
2985 if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
2986 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
2987 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
2990 for (i = 0; i < fb_num; i++)
2991 kfree(dev_drv->win[i]);
2993 for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
2994 fbi = fb_inf->fb[i];
2995 unregister_framebuffer(fbi);
2996 /*rk_release_fb_buffer(fbi);*/
2997 framebuffer_release(fbi);
2999 fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
3006 static int rk_fb_probe(struct platform_device *pdev)
3008 struct rk_fb *rk_fb = NULL;
3009 struct device_node *np = pdev->dev.of_node;
3013 dev_err(&pdev->dev, "Missing device tree node.\n");
3017 rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3019 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3022 platform_set_drvdata(pdev, rk_fb);
3024 if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3025 rk_fb->disp_mode = mode;
3028 dev_err(&pdev->dev, "no disp-mode node found!");
3032 if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on)) {
3033 printk("uboot-logo-on:%d\n", uboot_logo_on);
3035 dev_set_name(&pdev->dev, "rockchip-fb");
3036 #if defined(CONFIG_ION_ROCKCHIP)
3037 rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3038 if (IS_ERR(rk_fb->ion_client)) {
3039 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3040 return PTR_ERR(rk_fb->ion_client);
3042 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3047 dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3051 static int rk_fb_remove(struct platform_device *pdev)
3053 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3055 platform_set_drvdata(pdev, NULL);
3059 static void rk_fb_shutdown(struct platform_device *pdev)
3061 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3063 for (i = 0; i < rk_fb->num_lcdc; i++) {
3064 if (!rk_fb->lcdc_dev_drv[i])
3072 static const struct of_device_id rkfb_dt_ids[] = {
3073 { .compatible = "rockchip,rk-fb", },
3077 static struct platform_driver rk_fb_driver = {
3078 .probe = rk_fb_probe,
3079 .remove = rk_fb_remove,
3082 .owner = THIS_MODULE,
3083 .of_match_table = of_match_ptr(rkfb_dt_ids),
3085 .shutdown = rk_fb_shutdown,
3088 static int __init rk_fb_init(void)
3090 return platform_driver_register(&rk_fb_driver);
3093 static void __exit rk_fb_exit(void)
3095 platform_driver_unregister(&rk_fb_driver);
3098 fs_initcall(rk_fb_init);
3099 module_exit(rk_fb_exit);