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 <linux/vmalloc.h>
28 #include <asm/div64.h>
29 #include <linux/uaccess.h>
30 #include <linux/rk_fb.h>
31 #include <linux/linux_logo.h>
32 #include <linux/dma-mapping.h>
33 #include <linux/regulator/consumer.h>
35 #include "bmp_helper.h"
37 #if defined(CONFIG_RK_HDMI)
38 #include "hdmi/rockchip-hdmi.h"
41 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
47 #include <linux/of_platform.h>
48 #include <linux/of_gpio.h>
49 #include <video/of_display_timing.h>
50 #include <video/display_timing.h>
51 #include <dt-bindings/rkfb/rk_fb.h>
54 #if defined(CONFIG_ION_ROCKCHIP)
55 #include <linux/rockchip_ion.h>
56 #include <linux/rockchip-iovmm.h>
57 #include <linux/dma-buf.h>
58 #include <linux/highmem.h>
62 /* #define FB_ROATE_BY_KERNEL 1 */
64 static int hdmi_switch_complete;
65 static struct platform_device *fb_pdev;
67 #if defined(CONFIG_FB_MIRRORING)
68 int (*video_data_to_mirroring) (struct fb_info *info, u32 yuv_phy[2]);
69 EXPORT_SYMBOL(video_data_to_mirroring);
72 extern phys_addr_t uboot_logo_base;
73 extern phys_addr_t uboot_logo_size;
74 extern phys_addr_t uboot_logo_offset;
75 static struct rk_fb_trsm_ops *trsm_lvds_ops;
76 static struct rk_fb_trsm_ops *trsm_edp_ops;
77 static struct rk_fb_trsm_ops *trsm_mipi_ops;
78 static int uboot_logo_on;
79 int support_uboot_display(void)
84 int rk_fb_get_display_policy(void)
89 rk_fb = platform_get_drvdata(fb_pdev);
90 return rk_fb->disp_policy;
92 return DISPLAY_POLICY_SDK;
96 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
101 case SCREEN_DUAL_LVDS:
108 case SCREEN_DUAL_MIPI:
112 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
119 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
121 struct rk_fb_trsm_ops *ops;
125 case SCREEN_DUAL_LVDS:
132 case SCREEN_DUAL_MIPI:
137 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
144 int rk_fb_pixel_width(int data_format)
147 switch (data_format) {
173 printk(KERN_WARNING "%s:un supported format:0x%x\n",
174 __func__, data_format);
180 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
184 switch (data_format) {
185 case HAL_PIXEL_FORMAT_RGBX_8888:
186 fb_data_fmt = XBGR888;
188 case HAL_PIXEL_FORMAT_RGBA_8888:
189 fb_data_fmt = ABGR888;
191 case HAL_PIXEL_FORMAT_BGRA_8888:
192 fb_data_fmt = ARGB888;
194 case HAL_PIXEL_FORMAT_RGB_888:
195 fb_data_fmt = RGB888;
197 case HAL_PIXEL_FORMAT_RGB_565:
198 fb_data_fmt = RGB565;
200 case HAL_PIXEL_FORMAT_YCbCr_422_SP: /* yuv422 */
201 fb_data_fmt = YUV422;
203 case HAL_PIXEL_FORMAT_YCrCb_NV12: /* YUV420---uvuvuv */
204 fb_data_fmt = YUV420;
206 case HAL_PIXEL_FORMAT_YCrCb_444: /* yuv444 */
207 fb_data_fmt = YUV444;
209 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: /* yuv444 */
210 fb_data_fmt = YUV420_A;
212 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: /* yuv444 */
213 fb_data_fmt = YUV422_A;
215 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: /* yuv444 */
216 fb_data_fmt = YUV444_A;
218 case HAL_PIXEL_FORMAT_FBDC_RGB565: /* fbdc rgb565*/
219 fb_data_fmt = FBDC_RGB_565;
221 case HAL_PIXEL_FORMAT_FBDC_U8U8U8U8: /* fbdc argb888 */
222 fb_data_fmt = FBDC_ARGB_888;
224 case HAL_PIXEL_FORMAT_FBDC_U8U8U8: /* fbdc rgb888 */
225 fb_data_fmt = FBDC_RGBX_888;
228 printk(KERN_WARNING "%s:un supported format:0x%x\n",
229 __func__, data_format);
233 switch (bits_per_pixel) {
235 fb_data_fmt = ARGB888;
238 fb_data_fmt = RGB888;
241 fb_data_fmt = RGB565;
245 "%s:un supported bits_per_pixel:%d\n", __func__,
254 * rk display power control parse from dts
256 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
258 struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
260 struct device_node *child;
261 struct rk_disp_pwr_ctr_list *pwr_ctr;
262 struct list_head *pos;
263 enum of_gpio_flags flags;
268 INIT_LIST_HEAD(&dev_drv->pwrlist_head);
270 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
275 for_each_child_of_node(root, child) {
276 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
278 strcpy(pwr_ctr->pwr_ctr.name, child->name);
279 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
281 pwr_ctr->pwr_ctr.type = GPIO;
282 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
283 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
284 dev_err(dev_drv->dev, "%s ivalid gpio\n",
288 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
289 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
292 dev_err(dev_drv->dev,
293 "request %s gpio fail:%d\n",
298 pwr_ctr->pwr_ctr.type = REGULATOR;
299 pwr_ctr->pwr_ctr.rgl_name = NULL;
300 ret = of_property_read_string(child, "rockchip,regulator_name",
301 &(pwr_ctr->pwr_ctr.rgl_name));
302 if (ret || IS_ERR_OR_NULL(pwr_ctr->pwr_ctr.rgl_name))
303 dev_err(dev_drv->dev, "get regulator name failed!\n");
304 if (!of_property_read_u32(child, "rockchip,regulator_voltage", &val))
305 pwr_ctr->pwr_ctr.volt = val;
307 pwr_ctr->pwr_ctr.volt = 0;
311 if (!of_property_read_u32(child, "rockchip,delay", &val))
312 pwr_ctr->pwr_ctr.delay = val;
314 pwr_ctr->pwr_ctr.delay = 0;
315 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
318 of_property_read_u32(root, "rockchip,debug", &debug);
321 list_for_each(pos, &dev_drv->pwrlist_head) {
322 pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
324 printk(KERN_INFO "pwr_ctr_name:%s\n"
329 pwr_ctr->pwr_ctr.name,
330 (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
331 pwr_ctr->pwr_ctr.gpio,
332 pwr_ctr->pwr_ctr.atv_val,
333 pwr_ctr->pwr_ctr.delay);
341 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
343 struct list_head *pos;
344 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
345 struct pwr_ctr *pwr_ctr;
346 struct regulator *regulator_lcd = NULL;
349 if (list_empty(&dev_drv->pwrlist_head))
351 list_for_each(pos, &dev_drv->pwrlist_head) {
352 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
354 pwr_ctr = &pwr_ctr_list->pwr_ctr;
355 if (pwr_ctr->type == GPIO) {
356 gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
357 mdelay(pwr_ctr->delay);
358 } else if (pwr_ctr->type == REGULATOR) {
359 if (pwr_ctr->rgl_name)
360 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
361 if (regulator_lcd == NULL) {
362 dev_err(dev_drv->dev,
363 "%s: regulator get failed,regulator name:%s\n",
364 __func__, pwr_ctr->rgl_name);
367 regulator_set_voltage(regulator_lcd, pwr_ctr->volt, pwr_ctr->volt);
368 while (!regulator_is_enabled(regulator_lcd)) {
369 if (regulator_enable(regulator_lcd) == 0 || count == 0)
372 dev_err(dev_drv->dev,
373 "regulator_enable failed,count=%d\n",
377 regulator_put(regulator_lcd);
378 msleep(pwr_ctr->delay);
385 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
387 struct list_head *pos;
388 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
389 struct pwr_ctr *pwr_ctr;
390 struct regulator *regulator_lcd = NULL;
393 if (list_empty(&dev_drv->pwrlist_head))
395 list_for_each(pos, &dev_drv->pwrlist_head) {
396 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
398 pwr_ctr = &pwr_ctr_list->pwr_ctr;
399 if (pwr_ctr->type == GPIO) {
400 gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
401 } else if (pwr_ctr->type == REGULATOR) {
402 if (pwr_ctr->rgl_name)
403 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
404 if (regulator_lcd == NULL) {
405 dev_err(dev_drv->dev,
406 "%s: regulator get failed,regulator name:%s\n",
407 __func__, pwr_ctr->rgl_name);
410 while (regulator_is_enabled(regulator_lcd) > 0) {
411 if (regulator_disable(regulator_lcd) == 0 || count == 0)
414 dev_err(dev_drv->dev,
415 "regulator_disable failed,count=%d\n",
419 regulator_put(regulator_lcd);
425 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
426 struct rk_screen *screen)
428 screen->mode.pixclock = dt->pixelclock.typ;
429 screen->mode.left_margin = dt->hback_porch.typ;
430 screen->mode.right_margin = dt->hfront_porch.typ;
431 screen->mode.xres = dt->hactive.typ;
432 screen->mode.hsync_len = dt->hsync_len.typ;
433 screen->mode.upper_margin = dt->vback_porch.typ;
434 screen->mode.lower_margin = dt->vfront_porch.typ;
435 screen->mode.yres = dt->vactive.typ;
436 screen->mode.vsync_len = dt->vsync_len.typ;
437 screen->type = dt->screen_type;
438 screen->lvds_format = dt->lvds_format;
439 screen->face = dt->face;
440 screen->color_mode = dt->color_mode;
441 screen->dsp_lut = dt->dsp_lut;
442 screen->cabc_lut = dt->cabc_lut;
444 if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
445 screen->pin_dclk = 1;
447 screen->pin_dclk = 0;
448 if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
449 screen->pin_hsync = 1;
451 screen->pin_hsync = 0;
452 if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
453 screen->pin_vsync = 1;
455 screen->pin_vsync = 0;
456 if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
465 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
467 struct display_timings *disp_timing;
468 struct display_timing *dt;
469 disp_timing = of_get_display_timings(np);
471 pr_err("parse display timing err\n");
474 dt = display_timings_get(disp_timing, disp_timing->native_mode);
475 rk_fb_video_mode_from_timing(dt, screen);
480 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
483 unsigned long long hz;
485 printk(KERN_ERR "%s:null screen!\n", __func__);
488 x = screen->mode.xres + screen->mode.left_margin +
489 screen->mode.right_margin + screen->mode.hsync_len;
490 y = screen->mode.yres + screen->mode.upper_margin +
491 screen->mode.lower_margin + screen->mode.vsync_len;
493 hz = 1000000000000ULL; /* 1e12 picoseconds per second */
496 do_div(hz, x * y); /* divide by x * y with rounding */
499 do_div(hz, pixclock); /* divide by pixclock with rounding */
504 char *get_format_string(enum data_format format, char *fmt)
510 strcpy(fmt, "ARGB888");
513 strcpy(fmt, "RGB888");
516 strcpy(fmt, "RGB565");
519 strcpy(fmt, "YUV420");
522 strcpy(fmt, "YUV422");
525 strcpy(fmt, "YUV444");
528 strcpy(fmt, "YUV420_A");
531 strcpy(fmt, "YUV422_A");
534 strcpy(fmt, "YUV444_A");
537 strcpy(fmt, "XRGB888");
540 strcpy(fmt, "XBGR888");
543 strcpy(fmt, "ABGR888");
546 strcpy(fmt, "FBDC_RGB_565");
549 strcpy(fmt, "FBDC_ARGB_888");
552 strcpy(fmt, "FBDC_RGBX_888");
555 strcpy(fmt, "invalid");
565 * name: lcdc device name ,lcdc0 , lcdc1
567 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
569 struct rk_fb *inf = NULL;
570 struct rk_lcdc_driver *dev_drv = NULL;
574 inf = platform_get_drvdata(fb_pdev);
578 for (i = 0; i < inf->num_lcdc; i++) {
579 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
580 dev_drv = inf->lcdc_dev_drv[i];
588 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
590 struct rk_fb *inf = NULL;
591 struct rk_lcdc_driver *dev_drv = NULL;
595 inf = platform_get_drvdata(fb_pdev);
599 for (i = 0; i < inf->num_lcdc; i++) {
600 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
601 dev_drv = inf->lcdc_dev_drv[i];
609 static __maybe_unused struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
611 struct rk_fb *inf = NULL;
612 struct rk_lcdc_driver *dev_drv = NULL;
616 inf = platform_get_drvdata(fb_pdev);
620 for (i = 0; i < inf->num_lcdc; i++) {
621 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
622 dev_drv = inf->lcdc_dev_drv[i];
631 * get one frame time of the prmry screen, unit: us
633 u32 rk_fb_get_prmry_screen_ft(void)
635 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
636 uint32_t htotal, vtotal, pixclock_ps;
637 u64 pix_total, ft_us;
639 if (unlikely(!dev_drv))
642 pixclock_ps = dev_drv->pixclock;
644 vtotal = (dev_drv->cur_screen->mode.upper_margin +
645 dev_drv->cur_screen->mode.lower_margin +
646 dev_drv->cur_screen->mode.yres +
647 dev_drv->cur_screen->mode.vsync_len);
648 htotal = (dev_drv->cur_screen->mode.left_margin +
649 dev_drv->cur_screen->mode.right_margin +
650 dev_drv->cur_screen->mode.xres +
651 dev_drv->cur_screen->mode.hsync_len);
652 pix_total = htotal * vtotal;
653 ft_us = pix_total * pixclock_ps;
654 do_div(ft_us, 1000000);
655 if (dev_drv->frame_time.ft == 0)
656 dev_drv->frame_time.ft = ft_us;
658 ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
660 ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
662 dev_drv->frame_time.ft = ft_us;
664 return dev_drv->frame_time.ft;
668 * get the vblanking time of the prmry screen, unit: us
670 u32 rk_fb_get_prmry_screen_vbt(void)
672 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
673 uint32_t htotal, vblank, pixclock_ps;
674 u64 pix_blank, vbt_us;
676 if (unlikely(!dev_drv))
679 pixclock_ps = dev_drv->pixclock;
681 htotal = (dev_drv->cur_screen->mode.left_margin +
682 dev_drv->cur_screen->mode.right_margin +
683 dev_drv->cur_screen->mode.xres +
684 dev_drv->cur_screen->mode.hsync_len);
685 vblank = (dev_drv->cur_screen->mode.upper_margin +
686 dev_drv->cur_screen->mode.lower_margin +
687 dev_drv->cur_screen->mode.vsync_len);
688 pix_blank = htotal * vblank;
689 vbt_us = pix_blank * pixclock_ps;
690 do_div(vbt_us, 1000000);
695 * get the frame done time of the prmry screen, unit: us
697 u64 rk_fb_get_prmry_screen_framedone_t(void)
699 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
701 if (unlikely(!dev_drv))
704 return dev_drv->frame_time.framedone_t;
708 * set prmry screen status
710 int rk_fb_set_prmry_screen_status(int status)
712 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
713 struct rk_screen *screen;
715 if (unlikely(!dev_drv))
718 screen = dev_drv->cur_screen;
720 case SCREEN_PREPARE_DDR_CHANGE:
721 if (screen->type == SCREEN_MIPI
722 || screen->type == SCREEN_DUAL_MIPI) {
723 if (dev_drv->trsm_ops->dsp_pwr_off)
724 dev_drv->trsm_ops->dsp_pwr_off();
727 case SCREEN_UNPREPARE_DDR_CHANGE:
728 if (screen->type == SCREEN_MIPI
729 || screen->type == SCREEN_DUAL_MIPI) {
730 if (dev_drv->trsm_ops->dsp_pwr_on)
731 dev_drv->trsm_ops->dsp_pwr_on();
741 u32 rk_fb_get_prmry_screen_pixclock(void)
743 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
745 if (unlikely(!dev_drv))
748 return dev_drv->pixclock;
751 int rk_fb_poll_prmry_screen_vblank(void)
753 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
755 if (likely(dev_drv)) {
756 if (dev_drv->ops->poll_vblank)
757 return dev_drv->ops->poll_vblank(dev_drv);
759 return RK_LF_STATUS_NC;
761 return RK_LF_STATUS_NC;
765 bool rk_fb_poll_wait_frame_complete(void)
767 uint32_t timeout = RK_LF_MAX_TIMEOUT;
768 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
770 if (likely(dev_drv)) {
771 if (dev_drv->ops->set_irq_to_cpu)
772 dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
775 if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
776 if (likely(dev_drv)) {
777 if (dev_drv->ops->set_irq_to_cpu)
778 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
782 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
784 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
786 if (likely(dev_drv)) {
787 if (dev_drv->ops->set_irq_to_cpu)
788 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
795 /* rk_fb_get_sysmmu_device_by_compatible()
796 * @compt: dts device compatible name
797 * return value: success: pointer to the device inside of platform device
800 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
802 struct device_node *dn = NULL;
803 struct platform_device *pd = NULL;
804 struct device *ret = NULL ;
806 dn = of_find_compatible_node(NULL, NULL, compt);
808 printk("can't find device node %s \r\n", compt);
812 pd = of_find_device_by_node(dn);
814 printk("can't find platform device in device node %s \r\n", compt);
822 #ifdef CONFIG_IOMMU_API
823 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
825 dev->archdata.iommu = sysmmu;
828 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
834 static int rk_fb_open(struct fb_info *info, int user)
836 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
837 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
840 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
842 /* if this win aready opened ,no need to reopen */
843 if (dev_drv->win[win_id]->state)
846 dev_drv->ops->open(dev_drv, win_id, 1);
850 static int rk_fb_close(struct fb_info *info, int user)
852 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
853 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
854 struct rk_lcdc_win *win = NULL;
855 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
858 win = dev_drv->win[win_id];
860 if (!fb_par->state) {
861 if (fb_par->fb_phy_base > 0)
862 info->fix.smem_start = fb_par->fb_phy_base;
863 info->var.xres = dev_drv->screen0->mode.xres;
864 info->var.yres = dev_drv->screen0->mode.yres;
866 info->var.grayscale |=
867 (info->var.xres << 8) + (info->var.yres << 20);
869 info->var.xres_virtual = info->var.xres;
870 info->var.yres_virtual = info->var.yres;
871 #if defined(CONFIG_LOGO_LINUX_BMP)
872 info->var.bits_per_pixel = 32;
874 info->var.bits_per_pixel = 16;
876 info->fix.line_length =
877 (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
878 info->var.width = dev_drv->screen0->width;
879 info->var.height = dev_drv->screen0->height;
880 info->var.pixclock = dev_drv->pixclock;
881 info->var.left_margin = dev_drv->screen0->mode.left_margin;
882 info->var.right_margin = dev_drv->screen0->mode.right_margin;
883 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
884 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
885 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
886 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
893 #if defined(FB_ROATE_BY_KERNEL)
895 #if defined(CONFIG_RK29_IPP)
896 static int get_ipp_format(int fmt)
898 int ipp_fmt = IPP_XRGB_8888;
900 case HAL_PIXEL_FORMAT_RGBX_8888:
901 case HAL_PIXEL_FORMAT_RGBA_8888:
902 case HAL_PIXEL_FORMAT_BGRA_8888:
903 case HAL_PIXEL_FORMAT_RGB_888:
904 ipp_fmt = IPP_XRGB_8888;
906 case HAL_PIXEL_FORMAT_RGB_565:
907 ipp_fmt = IPP_RGB_565;
909 case HAL_PIXEL_FORMAT_YCbCr_422_SP:
910 ipp_fmt = IPP_Y_CBCR_H2V1;
912 case HAL_PIXEL_FORMAT_YCrCb_NV12:
913 ipp_fmt = IPP_Y_CBCR_H2V2;
915 case HAL_PIXEL_FORMAT_YCrCb_444:
916 ipp_fmt = IPP_Y_CBCR_H1V1;
919 ipp_fmt = IPP_IMGTYPE_LIMIT;
926 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
927 int rotation, int fmt)
932 if (fmt == IPP_XRGB_8888) {
935 } else if (fmt == IPP_RGB_565) {
942 align16 -= 1; /*for YUV, 1 */
943 align64 -= 1; /*for YUV, 7 */
945 if (rotation == IPP_ROT_0) {
946 if (fmt > IPP_RGB_565) {
947 if ((*dst_w & 1) != 0)
949 if ((*dst_h & 1) != 0)
951 if (*dst_vir_w < *dst_w)
955 if ((*dst_w & align64) != 0)
956 *dst_w = (*dst_w + align64) & (~align64);
957 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
959 if (*dst_vir_w < *dst_w)
964 static void fb_copy_by_ipp(struct fb_info *dst_info,
965 struct fb_info *src_info)
967 struct rk29_ipp_req ipp_req;
968 uint32_t rotation = 0;
969 int dst_w, dst_h, dst_vir_w;
971 u8 data_format = (dst_info->var.nonstd) & 0xff;
972 struct rk_fb_par *fb_par = (struct rk_fb_par *)dst_info->par;
973 struct rk_lcdc_driver *ext_dev_drv = fb_par->lcdc_drv;
974 u16 orientation = ext_dev_drv->rotate_mode;
976 memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
978 switch (orientation) {
980 rotation = IPP_ROT_0;
983 rotation = IPP_ROT_90;
986 rotation = IPP_ROT_180;
989 rotation = IPP_ROT_270;
992 rotation = IPP_ROT_270;
996 dst_w = dst_info->var.xres;
997 dst_h = dst_info->var.yres;
998 dst_vir_w = dst_info->var.xres_virtual;
999 ipp_fmt = get_ipp_format(data_format);
1000 ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
1001 ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
1002 ipp_req.src0.w = src_info->var.xres;
1003 ipp_req.src0.h = src_info->var.yres;
1004 ipp_req.src_vir_w = src_info->var.xres_virtual;
1005 ipp_req.src0.fmt = ipp_fmt;
1007 ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
1008 ipp_req.dst0.w = dst_w;
1009 ipp_req.dst0.h = dst_h;
1010 ipp_req.dst_vir_w = dst_vir_w;
1011 ipp_req.dst0.fmt = ipp_fmt;
1013 ipp_req.timeout = 100;
1014 ipp_req.flag = rotation;
1015 ipp_blit_sync(&ipp_req);
1020 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1021 static int get_rga_format(int fmt)
1027 rga_fmt = RK_FORMAT_RGBX_8888;
1030 rga_fmt = RK_FORMAT_RGBA_8888;
1033 rga_fmt = RK_FORMAT_BGRA_8888;
1036 rga_fmt = RK_FORMAT_RGB_888;
1039 rga_fmt = RK_FORMAT_RGB_565;
1042 rga_fmt = RK_FORMAT_YCbCr_422_SP;
1045 rga_fmt = RK_FORMAT_YCbCr_420_SP;
1048 rga_fmt = RK_FORMAT_RGBA_8888;
1055 static void rga_win_check(struct rk_lcdc_win *dst_win,
1056 struct rk_lcdc_win *src_win)
1060 format = get_rga_format(src_win->area[0].format);
1061 /* width and height must be even number */
1062 if (format >= RK_FORMAT_YCbCr_422_SP &&
1063 format <= RK_FORMAT_YCrCb_420_P) {
1064 if ((src_win->area[0].xact % 2) != 0)
1065 src_win->area[0].xact += 1;
1066 if ((src_win->area[0].yact % 2) != 0)
1067 src_win->area[0].yact += 1;
1069 if (src_win->area[0].xvir < src_win->area[0].xact)
1070 src_win->area[0].xvir = src_win->area[0].xact;
1071 if (src_win->area[0].yvir < src_win->area[0].yact)
1072 src_win->area[0].yvir = src_win->area[0].yact;
1074 format = get_rga_format(dst_win->area[0].format);
1075 if (format >= RK_FORMAT_YCbCr_422_SP &&
1076 format <= RK_FORMAT_YCrCb_420_P) {
1077 if ((dst_win->area[0].xact % 2) != 0)
1078 dst_win->area[0].xact += 1;
1079 if ((dst_win->area[0].yact % 2) != 0)
1080 dst_win->area[0].yact += 1;
1082 if (dst_win->area[0].xvir < dst_win->area[0].xact)
1083 dst_win->area[0].xvir = dst_win->area[0].xact;
1084 if (dst_win->area[0].yvir < dst_win->area[0].yact)
1085 dst_win->area[0].yvir = dst_win->area[0].yact;
1088 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1089 struct rk_lcdc_win *src_win,
1090 u16 orientation, int iommu_en)
1092 struct rga_req Rga_Request;
1096 memset(&Rga_Request, 0, sizeof(Rga_Request));
1097 rga_win_check(dst_win, src_win);
1099 switch (orientation) {
1101 Rga_Request.rotate_mode = 1;
1102 Rga_Request.sina = 65536;
1103 Rga_Request.cosa = 0;
1104 Rga_Request.dst.act_w = dst_win->area[0].yact;
1105 Rga_Request.dst.act_h = dst_win->area[0].xact;
1106 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1107 Rga_Request.dst.y_offset = 0;
1110 Rga_Request.rotate_mode = 1;
1111 Rga_Request.sina = 0;
1112 Rga_Request.cosa = -65536;
1113 Rga_Request.dst.act_w = dst_win->area[0].xact;
1114 Rga_Request.dst.act_h = dst_win->area[0].yact;
1115 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1116 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1119 Rga_Request.rotate_mode = 1;
1120 Rga_Request.sina = -65536;
1121 Rga_Request.cosa = 0;
1122 Rga_Request.dst.act_w = dst_win->area[0].yact;
1123 Rga_Request.dst.act_h = dst_win->area[0].xact;
1124 Rga_Request.dst.x_offset = 0;
1125 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1128 Rga_Request.rotate_mode = 0;
1129 Rga_Request.dst.act_w = dst_win->area[0].xact;
1130 Rga_Request.dst.act_h = dst_win->area[0].yact;
1131 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1132 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1137 fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1138 Rga_Request.src.yrgb_addr = fd;
1139 fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1140 Rga_Request.dst.yrgb_addr = fd;
1142 Rga_Request.src.yrgb_addr = 0;
1143 Rga_Request.src.uv_addr =
1144 src_win->area[0].smem_start + src_win->area[0].y_offset;
1145 Rga_Request.src.v_addr = 0;
1147 Rga_Request.dst.yrgb_addr = 0;
1148 Rga_Request.dst.uv_addr =
1149 dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1150 Rga_Request.dst.v_addr = 0;
1152 Rga_Request.src.vir_w = src_win->area[0].xvir;
1153 Rga_Request.src.vir_h = src_win->area[0].yvir;
1154 Rga_Request.src.format = get_rga_format(src_win->area[0].format);
1155 Rga_Request.src.act_w = src_win->area[0].xact;
1156 Rga_Request.src.act_h = src_win->area[0].yact;
1157 Rga_Request.src.x_offset = 0;
1158 Rga_Request.src.y_offset = 0;
1160 Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1161 Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1162 Rga_Request.dst.format = get_rga_format(dst_win->area[0].format);
1164 Rga_Request.clip.xmin = 0;
1165 Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1166 Rga_Request.clip.ymin = 0;
1167 Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1168 Rga_Request.scale_mode = 0;
1169 #if defined(CONFIG_ROCKCHIP_IOMMU)
1171 Rga_Request.mmu_info.mmu_en = 1;
1172 Rga_Request.mmu_info.mmu_flag = 1;
1174 Rga_Request.mmu_info.mmu_en = 0;
1175 Rga_Request.mmu_info.mmu_flag = 0;
1178 Rga_Request.mmu_info.mmu_en = 0;
1179 Rga_Request.mmu_info.mmu_flag = 0;
1182 ret = rga_ioctl_kernel(&Rga_Request);
1186 * This function is used for copying fb by RGA Module
1187 * RGA only support copy RGB to RGB
1188 * RGA2 support copy RGB to RGB and YUV to YUV
1190 static void fb_copy_by_rga(struct fb_info *dst_info,
1191 struct fb_info *src_info)
1193 struct rk_fb_par *src_fb_par = (struct rk_fb_par *)src_info->par;
1194 struct rk_fb_par *dst_fb_par = (struct rk_fb_par *)dst_info->par;
1195 struct rk_lcdc_driver *dev_drv = src_fb_par->lcdc_drv;
1196 struct rk_lcdc_driver *ext_dev_drv = dst_fb_par->lcdc_drv;
1197 int win_id = 0, ext_win_id;
1198 struct rk_lcdc_win *src_win, *dst_win;
1200 win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1201 src_win = dev_drv->win[win_id];
1204 ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1205 dst_win = ext_dev_drv->win[ext_win_id];
1207 win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
1208 ext_dev_drv->iommu_enabled);
1212 static int rk_fb_rotate(struct fb_info *dst_info,
1213 struct fb_info *src_info)
1216 #if defined(CONFIG_RK29_IPP)
1217 fb_copy_by_ipp(dst_info, src_info);
1218 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1219 fb_copy_by_rga(dst_info, src_info);
1226 static int __maybe_unused rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1227 struct rk_lcdc_win *src_win,
1228 u16 rotate, int iommu_en)
1230 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1231 win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
1240 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1241 struct fb_info *info)
1243 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1244 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1245 struct fb_fix_screeninfo *fix = &info->fix;
1247 struct rk_lcdc_win *win = NULL;
1248 struct rk_screen *screen = dev_drv->cur_screen;
1249 u32 xoffset = var->xoffset;
1250 u32 yoffset = var->yoffset;
1251 u32 xvir = var->xres_virtual;
1254 u32 stride, uv_stride;
1257 u16 uv_x_off, uv_y_off, uv_y_act;
1260 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1264 win = dev_drv->win[win_id];
1266 pixel_width = rk_fb_pixel_width(win->area[0].format);
1267 vir_width_bit = pixel_width * xvir;
1268 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1269 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1271 switch (win->area[0].format) {
1275 stride = stride_32bit_1;
1276 uv_stride = stride_32bit_1 >> 1;
1277 uv_x_off = xoffset >> 1;
1279 fix->line_length = stride;
1280 uv_y_act = win->area[0].yact >> 1;
1282 case YUV420: /* 420sp */
1285 stride = stride_32bit_1;
1286 uv_stride = stride_32bit_1;
1288 uv_y_off = yoffset >> 1;
1289 fix->line_length = stride;
1290 uv_y_act = win->area[0].yact >> 1;
1295 stride = stride_32bit_1;
1296 uv_stride = stride_32bit_2;
1297 uv_x_off = xoffset * 2;
1299 fix->line_length = stride << 2;
1300 uv_y_act = win->area[0].yact;
1303 stride = stride_32bit_1; /* default rgb */
1304 fix->line_length = stride;
1308 /* x y mirror ,jump line */
1309 if ((screen->y_mirror == 1) ||
1310 (win->mirror_en == 1)) {
1311 if (screen->interlace == 1) {
1312 win->area[0].y_offset = yoffset * stride * 2 +
1313 ((win->area[0].yact - 1) * 2 + 1) * stride +
1314 xoffset * pixel_width / 8;
1316 win->area[0].y_offset = yoffset * stride +
1317 (win->area[0].yact - 1) * stride +
1318 xoffset * pixel_width / 8;
1321 if (screen->interlace == 1) {
1322 win->area[0].y_offset =
1323 yoffset * stride * 2 + xoffset * pixel_width / 8;
1325 win->area[0].y_offset =
1326 yoffset * stride + xoffset * pixel_width / 8;
1329 if (is_pic_yuv == 1) {
1330 if ((screen->y_mirror == 1) ||
1331 (win->mirror_en == 1)) {
1332 if (screen->interlace == 1) {
1333 win->area[0].c_offset =
1334 uv_y_off * uv_stride * 2 +
1335 ((uv_y_act - 1) * 2 + 1) * uv_stride +
1336 uv_x_off * pixel_width / 8;
1338 win->area[0].c_offset = uv_y_off * uv_stride +
1339 (uv_y_act - 1) * uv_stride +
1340 uv_x_off * pixel_width / 8;
1343 if (screen->interlace == 1) {
1344 win->area[0].c_offset =
1345 uv_y_off * uv_stride * 2 +
1346 uv_x_off * pixel_width / 8;
1348 win->area[0].c_offset =
1349 uv_y_off * uv_stride +
1350 uv_x_off * pixel_width / 8;
1355 win->area[0].smem_start = fix->smem_start;
1356 win->area[0].cbr_start = fix->mmio_start;
1357 win->area[0].state = 1;
1360 dev_drv->ops->pan_display(dev_drv, win_id);
1362 #ifdef CONFIG_FB_MIRRORING
1363 if (video_data_to_mirroring)
1364 video_data_to_mirroring(info, NULL);
1366 dev_drv->ops->cfg_done(dev_drv);
1371 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1375 i = list_empty(&dev_drv->update_regs_list);
1376 j = list_empty(&dev_drv->saved_list);
1377 return i == j ? 0 : 1;
1380 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1382 int err = sync_fence_wait(fence, 1000);
1388 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1391 printk("error waiting on fence\n");
1394 static int rk_fb_copy_from_loader(struct fb_info *info)
1396 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1397 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1398 void *dst = info->screen_base;
1403 struct rk_lcdc_win *win;
1405 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1406 win = dev_drv->win[win_id];
1407 size = (win->area[0].xact) * (win->area[0].yact) << 2;
1408 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1409 src = dsp_addr[win_id];
1410 dev_info(info->dev, "copy fb data %d x %d from dst_addr:%08x\n",
1411 win->area[0].xact, win->area[0].yact, src);
1412 for (i = 0; i < size; i += PAGE_SIZE) {
1413 void *page = phys_to_page(i + src);
1414 void *from_virt = kmap(page);
1415 void *to_virt = dst + i;
1416 memcpy(to_virt, from_virt, PAGE_SIZE);
1418 dev_drv->ops->direct_set_addr(dev_drv, win_id,
1419 info->fix.smem_start);
1423 #ifdef CONFIG_ROCKCHIP_IOMMU
1424 static int g_last_addr[4];
1429 #define DUMP_CHUNK 256
1430 char buf[PAGE_SIZE];
1432 int rk_fb_sysmmu_fault_handler(struct device *dev,
1433 enum rk_iommu_inttype itype,
1434 unsigned long pgtable_base,
1435 unsigned long fault_addr, unsigned int status)
1437 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1439 static int page_fault_cnt;
1440 if ((page_fault_cnt++) >= 10)
1443 ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1444 fault_addr, pgtable_base, status);
1445 printk("last config addr:\n" "win0:0x%08x\n" "win1:0x%08x\n"
1446 "win2:0x%08x\n" "win3:0x%08x\n", g_last_addr[0], g_last_addr[1],
1447 g_last_addr[2], g_last_addr[3]);
1448 printk("last freed buffer:\n");
1449 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1450 printk("%d:0x%08x\n", i, freed_addr[i]);
1451 printk("last timeout:%d\n", g_last_timeout);
1452 dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1453 for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1454 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1455 char c = buf[i + DUMP_CHUNK];
1456 buf[i + DUMP_CHUNK] = 0;
1457 pr_cont("%s", buf + i);
1458 buf[i + DUMP_CHUNK] = c;
1460 buf[PAGE_SIZE - 1] = 0;
1461 pr_cont("%s", buf + i);
1469 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1470 struct rk_fb_reg_win_data *reg_win_data)
1473 struct rk_fb_reg_area_data *area_data;
1474 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1476 for (i = 0; i < reg_win_data->area_num; i++) {
1477 area_data = ®_win_data->reg_area_data[i];
1478 index_buf = area_data->index_buf;
1479 #if defined(CONFIG_ROCKCHIP_IOMMU)
1480 if (dev_drv->iommu_enabled) {
1481 if (rk_fb->disp_policy != DISPLAY_POLICY_BOX)
1482 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1483 area_data->ion_handle);
1484 freed_addr[freed_index++] = area_data->smem_start;
1487 if (area_data->ion_handle != NULL)
1488 ion_free(rk_fb->ion_client, area_data->ion_handle);
1490 if (area_data->acq_fence)
1491 sync_fence_put(area_data->acq_fence);
1493 memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1496 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1497 struct rk_lcdc_win *win,
1498 struct rk_fb_reg_win_data *reg_win_data)
1501 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1502 struct rk_screen *cur_screen;
1503 struct rk_screen primary_screen;
1505 if (unlikely(!inf) || unlikely(!dev_drv) ||
1506 unlikely(!win) || unlikely(!reg_win_data))
1509 cur_screen = dev_drv->cur_screen;
1510 rk_fb_get_prmry_screen(&primary_screen);
1512 win->area_num = reg_win_data->area_num;
1513 win->id = reg_win_data->win_id;
1514 win->z_order = reg_win_data->z_order;
1516 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1518 win->area_num = reg_win_data->area_num;
1519 win->id = reg_win_data->win_id;
1520 win->z_order = reg_win_data->z_order;
1521 win->area[0].uv_vir_stride =
1522 reg_win_data->reg_area_data[0].uv_vir_stride;
1523 win->area[0].cbr_start =
1524 reg_win_data->reg_area_data[0].cbr_start;
1525 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1526 win->alpha_en = reg_win_data->alpha_en;
1527 win->alpha_mode = reg_win_data->alpha_mode;
1528 win->g_alpha_val = reg_win_data->g_alpha_val;
1529 win->mirror_en = reg_win_data->mirror_en;
1530 win->area[0].fbdc_en =
1531 reg_win_data->reg_area_data[0].fbdc_en;
1532 win->area[0].fbdc_cor_en =
1533 reg_win_data->reg_area_data[0].fbdc_cor_en;
1534 win->area[0].fbdc_data_format =
1535 reg_win_data->reg_area_data[0].fbdc_data_format;
1536 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1537 if (reg_win_data->reg_area_data[i].smem_start > 0) {
1538 win->area[i].format =
1539 reg_win_data->reg_area_data[i].data_format;
1540 if (inf->disp_policy != DISPLAY_POLICY_BOX)
1541 win->area[i].ion_hdl =
1542 reg_win_data->reg_area_data[i].ion_handle;
1543 win->area[i].smem_start =
1544 reg_win_data->reg_area_data[i].smem_start;
1545 if (inf->disp_mode == DUAL ||
1546 inf->disp_policy == DISPLAY_POLICY_BOX) {
1548 reg_win_data->reg_area_data[i].xpos;
1550 reg_win_data->reg_area_data[i].ypos;
1551 win->area[i].xsize =
1552 reg_win_data->reg_area_data[i].xsize;
1553 win->area[i].ysize =
1554 reg_win_data->reg_area_data[i].ysize;
1557 reg_win_data->reg_area_data[i].xpos *
1558 cur_screen->mode.xres /
1559 primary_screen.mode.xres;
1561 reg_win_data->reg_area_data[i].ypos *
1562 cur_screen->mode.yres /
1563 primary_screen.mode.yres;
1564 win->area[i].xsize =
1565 reg_win_data->reg_area_data[i].xsize *
1566 cur_screen->mode.xres /
1567 primary_screen.mode.xres;
1568 win->area[i].ysize =
1569 reg_win_data->reg_area_data[i].ysize *
1570 cur_screen->mode.yres /
1571 primary_screen.mode.yres;
1573 /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1574 if (inf->disp_mode == ONE_DUAL && hdmi_switch_complete) {
1575 if (cur_screen->xsize > 0 &&
1576 cur_screen->xsize <= cur_screen->mode.xres) {
1578 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1579 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1580 win->area[i].xsize =
1581 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1583 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1585 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1586 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1587 win->area[i].ysize =
1588 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1593 reg_win_data->reg_area_data[i].xact;
1595 reg_win_data->reg_area_data[i].yact;
1597 reg_win_data->reg_area_data[i].xvir;
1599 reg_win_data->reg_area_data[i].yvir;
1601 reg_win_data->reg_area_data[i].xoff;
1603 reg_win_data->reg_area_data[i].yoff;
1604 win->area[i].y_offset =
1605 reg_win_data->reg_area_data[i].y_offset;
1606 win->area[i].y_vir_stride =
1607 reg_win_data->reg_area_data[i].y_vir_stride;
1608 win->area[i].state = 1;
1610 win->area[i].state = 0;
1621 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1625 struct rk_fb_reg_win_data *win_data = NULL;
1626 for (i = 0; i < regs->win_num; i++) {
1627 if (regs->reg_win_data[i].win_id == win_id) {
1628 win_data = &(regs->reg_win_data[i]);
1636 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1637 struct rk_fb_reg_data *regs)
1640 struct rk_lcdc_win *win;
1641 ktime_t timestamp = dev_drv->vsync_info.timestamp;
1642 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1643 struct rk_fb_reg_win_data *win_data;
1644 bool wait_for_vsync;
1646 unsigned int dsp_addr[4];
1649 /* acq_fence wait */
1650 for (i = 0; i < regs->win_num; i++) {
1651 win_data = ®s->reg_win_data[i];
1652 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1653 if (win_data->reg_area_data[j].acq_fence) {
1654 /* printk("acq_fence wait!!!!!\n"); */
1655 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1660 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1661 win = dev_drv->win[i];
1662 win_data = rk_fb_get_win_data(regs, i);
1664 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1665 (win_data->reg_area_data[0].data_format == YUV420 ||
1666 win_data->reg_area_data[0].data_format == YUV420_A))
1668 mutex_lock(&dev_drv->win_config);
1669 rk_fb_update_win(dev_drv, win, win_data);
1671 dev_drv->ops->set_par(dev_drv, i);
1672 dev_drv->ops->pan_display(dev_drv, i);
1673 mutex_unlock(&dev_drv->win_config);
1674 #if defined(CONFIG_ROCKCHIP_IOMMU)
1675 if (dev_drv->iommu_enabled) {
1676 g_last_addr[i] = win_data->reg_area_data[0].smem_start +
1677 win_data->reg_area_data[0].y_offset;
1685 dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1686 dev_drv->ops->cfg_done(dev_drv);
1689 timestamp = dev_drv->vsync_info.timestamp;
1690 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1691 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1692 msecs_to_jiffies(25));
1694 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1695 wait_for_vsync = false;
1696 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1697 if (dev_drv->win[i]->state == 1) {
1698 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1699 (!strcmp(dev_drv->win[i]->name, "hwc"))) {
1703 dev_drv->win[i]->area[0].smem_start +
1704 dev_drv->win[i]->area[0].y_offset;
1705 u32 reg_start = dsp_addr[i];
1707 if ((rk_fb->disp_policy ==
1708 DISPLAY_POLICY_BOX) &&
1709 (dev_drv->suspend_flag))
1711 if (unlikely(new_start != reg_start)) {
1712 wait_for_vsync = true;
1713 dev_info(dev_drv->dev,
1714 "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1715 i, new_start, reg_start, 101 - count);
1721 } while (wait_for_vsync && count--);
1723 sw_sync_timeline_inc(dev_drv->timeline, 1);
1725 if (dev_drv->front_regs) {
1726 #if defined(CONFIG_ROCKCHIP_IOMMU)
1727 if (dev_drv->iommu_enabled) {
1728 if (dev_drv->ops->mmu_en)
1729 dev_drv->ops->mmu_en(dev_drv);
1731 g_last_timeout = timeout;
1735 mutex_lock(&dev_drv->front_lock);
1737 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
1738 win_data = &dev_drv->front_regs->reg_win_data[i];
1739 rk_fb_free_dma_buf(dev_drv, win_data);
1741 kfree(dev_drv->front_regs);
1743 mutex_unlock(&dev_drv->front_lock);
1745 #if defined(CONFIG_ROCKCHIP_IOMMU)
1746 if (dev_drv->iommu_enabled)
1747 freed_addr[freed_index] = 0xfefefefe;
1751 mutex_lock(&dev_drv->front_lock);
1753 dev_drv->front_regs = regs;
1755 mutex_unlock(&dev_drv->front_lock);
1758 static void rk_fb_update_regs_handler(struct kthread_work *work)
1760 struct rk_lcdc_driver *dev_drv =
1761 container_of(work, struct rk_lcdc_driver, update_regs_work);
1762 struct rk_fb_reg_data *data, *next;
1764 mutex_lock(&dev_drv->update_regs_list_lock);
1765 dev_drv->saved_list = dev_drv->update_regs_list;
1766 list_replace_init(&dev_drv->update_regs_list, &dev_drv->saved_list);
1767 mutex_unlock(&dev_drv->update_regs_list_lock);
1769 list_for_each_entry_safe(data, next, &dev_drv->saved_list, list) {
1770 rk_fb_update_reg(dev_drv, data);
1771 list_del(&data->list);
1774 if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1775 wake_up(&dev_drv->update_regs_wait);
1778 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1779 struct rk_screen *screen)
1781 if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1782 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1783 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1784 pr_err("check config var fail 0:\n"
1785 "x_offset=%d,xact=%d,xvir=%d\n",
1786 area_par->x_offset, area_par->xact, area_par->xvir);
1790 if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1791 (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1792 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1793 pr_warn("check config var fail 1:\n"
1794 "xpos=%d,xsize=%d,xres=%d\n"
1795 "ypos=%d,ysize=%d,yres=%d\n",
1796 area_par->xpos, area_par->xsize, screen->mode.xres,
1797 area_par->ypos, area_par->ysize, screen->mode.yres);
1803 static int rk_fb_set_win_buffer(struct fb_info *info,
1804 struct rk_fb_win_par *win_par,
1805 struct rk_fb_reg_win_data *reg_win_data)
1807 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1808 struct fb_fix_screeninfo *fix = &info->fix;
1809 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1810 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1811 /*if hdmi size move to hwc,screen should point to cur_screen*/
1812 struct rk_screen *screen = dev_drv->screen0;/*cur_screen;*/
1813 struct fb_info *fbi;
1814 int i, ion_fd, acq_fence_fd;
1816 u32 xoffset, yoffset;
1818 struct ion_handle *hdl;
1824 u32 stride, uv_stride;
1827 u16 uv_x_off, uv_y_off, uv_y_act;
1829 u8 ppixel_a = 0, global_a = 0;
1830 ion_phys_addr_t phy_addr;
1833 reg_win_data->reg_area_data[0].smem_start = -1;
1834 reg_win_data->area_num = 0;
1835 fbi = rk_fb->fb[reg_win_data->win_id];
1836 if (win_par->area_par[0].phy_addr == 0) {
1837 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1838 ion_fd = win_par->area_par[i].ion_fd;
1841 ion_import_dma_buf(rk_fb->ion_client,
1844 pr_info("%s: Could not import handle:"
1845 " %ld\n", __func__, (long)hdl);
1846 /*return -EINVAL; */
1849 reg_win_data->area_num++;
1850 reg_win_data->reg_area_data[i].ion_handle = hdl;
1851 #ifndef CONFIG_ROCKCHIP_IOMMU
1852 ret = ion_phys(rk_fb->ion_client, hdl, &phy_addr,
1855 if (dev_drv->iommu_enabled)
1856 ret = ion_map_iommu(dev_drv->dev,
1859 (unsigned long *)&phy_addr,
1860 (unsigned long *)&len);
1862 ret = ion_phys(rk_fb->ion_client, hdl,
1866 dev_err(fbi->dev, "ion map to get phy addr failed\n");
1867 ion_free(rk_fb->ion_client, hdl);
1870 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1871 reg_win_data->area_buf_num++;
1872 reg_win_data->reg_area_data[i].index_buf = 1;
1876 reg_win_data->reg_area_data[0].smem_start =
1877 win_par->area_par[0].phy_addr;
1878 reg_win_data->area_num = 1;
1879 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
1882 if (reg_win_data->area_num == 0)
1885 for (i = 0; i < reg_win_data->area_num; i++) {
1886 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1887 index_buf = reg_win_data->reg_area_data[i].index_buf;
1888 if ((acq_fence_fd > 0) && (index_buf == 1)) {
1889 reg_win_data->reg_area_data[i].acq_fence =
1890 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1893 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1894 reg_win_data->z_order = win_par->z_order;
1895 reg_win_data->win_id = win_par->win_id;
1897 reg_win_data->z_order = -1;
1898 reg_win_data->win_id = -1;
1901 reg_win_data->mirror_en = win_par->mirror_en;
1902 for (i = 0; i < reg_win_data->area_num; i++) {
1903 rk_fb_check_config_var(&win_par->area_par[i], screen);
1905 fb_data_fmt = rk_fb_data_fmt(win_par->area_par[i].data_format, 0);
1906 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
1907 if (fb_data_fmt >= FBDC_RGB_565) {
1908 reg_win_data->reg_area_data[i].fbdc_en = 1;
1909 reg_win_data->reg_area_data[i].fbdc_cor_en = 1;
1911 reg_win_data->reg_area_data[i].fbdc_en = 0;
1912 reg_win_data->reg_area_data[i].fbdc_cor_en = 0;
1914 pixel_width = rk_fb_pixel_width(fb_data_fmt);
1916 ppixel_a |= ((fb_data_fmt == ARGB888) ||
1917 (fb_data_fmt == FBDC_ARGB_888) ||
1918 (fb_data_fmt == ABGR888)) ? 1 : 0;
1919 /* visiable pos in panel */
1920 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
1921 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1923 /* realy size in panel */
1924 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
1925 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
1927 /* realy size in panel */
1928 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
1929 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
1931 xoffset = win_par->area_par[i].x_offset; /* buf offset */
1932 yoffset = win_par->area_par[i].y_offset;
1933 reg_win_data->reg_area_data[i].xoff = xoffset;
1934 reg_win_data->reg_area_data[i].yoff = yoffset;
1936 xvir = win_par->area_par[i].xvir;
1937 reg_win_data->reg_area_data[i].xvir = xvir;
1938 yvir = win_par->area_par[i].yvir;
1939 reg_win_data->reg_area_data[i].yvir = yvir;
1941 vir_width_bit = pixel_width * xvir;
1942 /* pixel_width = byte_num*8 */
1943 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
1944 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
1946 stride = stride_32bit_1; /* default rgb */
1947 fix->line_length = stride;
1948 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1950 /* x y mirror ,jump line
1951 * reg_win_data->reg_area_data[i].y_offset =
1952 * yoffset*stride+xoffset*pixel_width/8;
1954 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
1955 if (screen->interlace == 1) {
1956 reg_win_data->reg_area_data[i].y_offset =
1957 yoffset * stride * 2 +
1958 ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
1959 xoffset * pixel_width / 8;
1961 reg_win_data->reg_area_data[i].y_offset =
1963 (reg_win_data->reg_area_data[i].yact - 1) * stride +
1964 xoffset * pixel_width / 8;
1967 if (screen->interlace == 1) {
1968 reg_win_data->reg_area_data[i].y_offset =
1969 yoffset * stride * 2 +
1970 xoffset * pixel_width / 8;
1972 reg_win_data->reg_area_data[i].y_offset =
1974 xoffset * pixel_width / 8;
1979 global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
1980 reg_win_data->alpha_en = ppixel_a | global_a;
1981 reg_win_data->g_alpha_val = win_par->g_alpha_val;
1982 reg_win_data->alpha_mode = win_par->alpha_mode;
1984 switch (fb_data_fmt) {
1988 stride = stride_32bit_1;
1989 uv_stride = stride_32bit_1 >> 1;
1990 uv_x_off = xoffset >> 1;
1992 fix->line_length = stride;
1993 uv_y_act = win_par->area_par[0].yact >> 1;
1995 case YUV420: /* 420sp */
1998 stride = stride_32bit_1;
1999 uv_stride = stride_32bit_1;
2001 uv_y_off = yoffset >> 1;
2002 fix->line_length = stride;
2003 uv_y_act = win_par->area_par[0].yact >> 1;
2008 stride = stride_32bit_1;
2009 uv_stride = stride_32bit_2;
2010 uv_x_off = xoffset * 2;
2012 fix->line_length = stride << 2;
2013 uv_y_act = win_par->area_par[0].yact;
2018 if (is_pic_yuv == 1) {
2019 reg_win_data->reg_area_data[0].cbr_start =
2020 reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2021 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2022 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2023 if (screen->interlace == 1) {
2024 reg_win_data->reg_area_data[0].c_offset =
2025 uv_y_off * uv_stride * 2 +
2026 ((uv_y_act - 1) * 2 + 1) * uv_stride +
2027 uv_x_off * pixel_width / 8;
2029 reg_win_data->reg_area_data[0].c_offset =
2030 uv_y_off * uv_stride +
2031 (uv_y_act - 1) * uv_stride +
2032 uv_x_off * pixel_width / 8;
2035 if (screen->interlace == 1) {
2036 reg_win_data->reg_area_data[0].c_offset =
2037 uv_y_off * uv_stride * 2 +
2038 uv_x_off * pixel_width / 8;
2040 reg_win_data->reg_area_data[0].c_offset =
2041 uv_y_off * uv_stride +
2042 uv_x_off * pixel_width / 8;
2047 /* record buffer information for rk_fb_disp_scale to prevent fence timeout
2048 * because rk_fb_disp_scale will call function info->fbops->fb_set_par(info);
2050 info->var.yoffset = yoffset;
2051 info->var.xoffset = xoffset;
2055 static int rk_fb_set_win_config(struct fb_info *info,
2056 struct rk_fb_win_cfg_data *win_data)
2058 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2059 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2060 struct rk_fb_reg_data *regs;
2062 struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2063 struct sync_fence *retire_fence;
2064 struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2065 struct sync_pt *retire_sync_pt;
2066 char fence_name[20];
2068 int ret = 0, i, j = 0;
2069 int list_is_empty = 0;
2071 if (dev_drv->suspend_flag) {
2072 dev_drv->timeline_max++;
2073 sw_sync_timeline_inc(dev_drv->timeline, 1);
2077 regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2079 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2085 regs->post_cfg.xpos = win_data->post_cfg.xpos;
2086 regs->post_cfg.ypos = win_data->post_cfg.ypos;
2087 regs->post_cfg.xsize = win_data->post_cfg.xsize;
2088 regs->post_cfg.ysize = win_data->post_cfg.xsize;
2091 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2092 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2093 if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2094 ®s->reg_win_data[j]))
2096 if (regs->reg_win_data[j].area_num > 0) {
2099 regs->reg_win_data[j].area_buf_num;
2103 printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2104 printk(KERN_INFO "i=%d,win_id=%d\n", i,
2105 win_data->win_par[i].win_id);
2109 mutex_lock(&dev_drv->output_lock);
2111 dev_drv->timeline_max++;
2113 for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2114 if (i < regs->buf_num) {
2115 sprintf(fence_name, "fence%d", i);
2116 win_data->rel_fence_fd[i] = get_unused_fd();
2117 if (win_data->rel_fence_fd[i] < 0) {
2118 printk(KERN_INFO "rel_fence_fd=%d\n",
2119 win_data->rel_fence_fd[i]);
2123 release_sync_pt[i] =
2124 sw_sync_pt_create(dev_drv->timeline,
2125 dev_drv->timeline_max);
2127 sync_fence_create(fence_name, release_sync_pt[i]);
2128 sync_fence_install(release_fence[i],
2129 win_data->rel_fence_fd[i]);
2131 win_data->rel_fence_fd[i] = -1;
2135 win_data->ret_fence_fd = get_unused_fd();
2136 if (win_data->ret_fence_fd < 0) {
2137 printk("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2138 win_data->ret_fence_fd = -1;
2143 sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2144 retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2145 sync_fence_install(retire_fence, win_data->ret_fence_fd);
2147 for (i = 0; i < RK_MAX_BUF_NUM; i++)
2148 win_data->rel_fence_fd[i] = -1;
2150 win_data->ret_fence_fd = -1;
2152 if (dev_drv->wait_fs == 0) {
2153 mutex_lock(&dev_drv->update_regs_list_lock);
2154 list_add_tail(®s->list, &dev_drv->update_regs_list);
2155 mutex_unlock(&dev_drv->update_regs_list_lock);
2156 queue_kthread_work(&dev_drv->update_regs_worker,
2157 &dev_drv->update_regs_work);
2159 mutex_lock(&dev_drv->update_regs_list_lock);
2160 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2161 list_empty(&dev_drv->saved_list);
2162 mutex_unlock(&dev_drv->update_regs_list_lock);
2163 if (!list_is_empty) {
2164 ret = wait_event_timeout(dev_drv->update_regs_wait,
2165 list_empty(&dev_drv->update_regs_list) && list_empty(&dev_drv->saved_list),
2166 msecs_to_jiffies(60));
2168 rk_fb_update_reg(dev_drv, regs);
2170 printk("%s: wait update_regs_wait timeout\n", __func__);
2171 } else if (ret == 0) {
2172 rk_fb_update_reg(dev_drv, regs);
2177 mutex_unlock(&dev_drv->output_lock);
2182 static int cfgdone_distlist[10] = { 0 };
2184 static int cfgdone_index;
2185 static int cfgdone_lasttime;
2187 int rk_get_real_fps(int before)
2189 struct timespec now;
2195 int index = cfgdone_index;
2204 getnstimeofday(&now);
2205 dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2211 for (i = 0; i < 10; i++) {
2214 total += cfgdone_distlist[index];
2216 dist_first = cfgdone_distlist[index];
2217 if (total < (before * 1000)) {
2219 printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2221 dist_total += cfgdone_distlist[index];
2229 printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2231 dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2232 dist_total += dist_curr;
2236 fps = (1000000 * dist_count) / dist_total;
2241 printk("curr2 %d, fps=%d\n", dist_curr, fps);
2245 EXPORT_SYMBOL(rk_get_real_fps);
2248 #ifdef CONFIG_ROCKCHIP_IOMMU
2250 static struct ion_handle *ion_hanle[ION_MAX];
2251 static struct ion_handle *ion_hwc[1];
2253 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2256 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2257 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2258 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2259 struct fb_fix_screeninfo *fix = &info->fix;
2260 struct rk_lcdc_win *win;
2261 int enable; /* enable fb:1 enable;0 disable */
2262 int ovl; /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2263 int num_buf; /* buffer_number */
2265 struct rk_fb_win_cfg_data win_data;
2266 unsigned int dsp_addr[4];
2269 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2271 void __user *argp = (void __user *)arg;
2272 win = dev_drv->win[win_id];
2275 case RK_FBIOSET_HWC_ADDR:
2278 if (copy_from_user(hwc_phy, argp, 4))
2280 #ifdef CONFIG_ROCKCHIP_IOMMU
2281 if (!dev_drv->iommu_enabled) {
2283 fix->smem_start = hwc_phy[0];
2284 #ifdef CONFIG_ROCKCHIP_IOMMU
2287 struct ion_handle *hdl;
2288 ion_phys_addr_t phy_addr;
2291 usr_fd = hwc_phy[0];
2293 fix->smem_start = 0;
2294 fix->mmio_start = 0;
2295 dev_drv->ops->open(dev_drv, win_id, 0);
2299 if (ion_hwc[0] != 0) {
2300 ion_free(rk_fb->ion_client, ion_hwc[0]);
2304 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2306 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2311 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2312 (unsigned long *)&phy_addr,
2313 (unsigned long *)&len);
2315 dev_err(info->dev, "ion map to get hwc phy addr failed");
2316 ion_free(rk_fb->ion_client, hdl);
2319 fix->smem_start = phy_addr;
2325 case RK_FBIOSET_YUV_ADDR:
2329 if (copy_from_user(yuv_phy, argp, 8))
2331 #ifdef CONFIG_ROCKCHIP_IOMMU
2332 if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2334 fix->smem_start = yuv_phy[0];
2335 fix->mmio_start = yuv_phy[1];
2336 #ifdef CONFIG_ROCKCHIP_IOMMU
2338 int usr_fd, offset, tmp;
2339 struct ion_handle *hdl;
2340 ion_phys_addr_t phy_addr;
2343 usr_fd = yuv_phy[0];
2344 offset = yuv_phy[1] - yuv_phy[0];
2346 fix->smem_start = 0;
2347 fix->mmio_start = 0;
2351 if (ion_hanle[ION_MAX - 1] != 0) {
2352 /*ion_unmap_kernel(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2353 /*ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2354 ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2355 ion_hanle[ION_MAX - 1] = 0;
2358 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2360 dev_err(info->dev, "failed to get ion handle:%ld\n",
2365 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2366 (unsigned long *)&phy_addr,
2367 (unsigned long *)&len);
2369 dev_err(info->dev, "ion map to get phy addr failed");
2370 ion_free(rk_fb->ion_client, hdl);
2373 fix->smem_start = phy_addr;
2374 fix->mmio_start = phy_addr + offset;
2375 fix->smem_len = len;
2376 /*info->screen_base = ion_map_kernel(rk_fb->ion_client, hdl);*/
2379 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2380 ion_hanle[tmp] = ion_hanle[tmp - 1];
2386 case RK_FBIOSET_ENABLE:
2387 if (copy_from_user(&enable, argp, sizeof(enable)))
2393 dev_drv->ops->open(dev_drv, win_id, enable);
2395 case RK_FBIOGET_ENABLE:
2396 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
2397 if (copy_to_user(argp, &enable, sizeof(enable)))
2400 case RK_FBIOSET_OVERLAY_STA:
2401 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2403 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2405 case RK_FBIOGET_OVERLAY_STA:
2406 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2407 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2410 case RK_FBIOPUT_NUM_BUFFERS:
2411 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2413 dev_drv->num_buf = num_buf;
2415 case RK_FBIOSET_VSYNC_ENABLE:
2416 if (copy_from_user(&enable, argp, sizeof(enable)))
2418 dev_drv->vsync_info.active = enable;
2421 case RK_FBIOGET_DSP_ADDR:
2422 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2423 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2426 case RK_FBIOGET_LIST_STA:
2427 list_stat = rk_fb_get_list_stat(dev_drv);
2428 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2432 case RK_FBIOGET_IOMMU_STA:
2433 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2434 sizeof(dev_drv->iommu_enabled)))
2437 #if defined(CONFIG_ION_ROCKCHIP)
2438 case RK_FBIOSET_DMABUF_FD:
2441 struct ion_handle *hdl;
2442 ion_phys_addr_t phy_addr;
2444 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2446 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2447 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2448 fix->smem_start = phy_addr;
2451 case RK_FBIOGET_DMABUF_FD:
2455 if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2457 "get dma_buf fd failed,ion handle is err\n");
2458 return PTR_ERR(fb_par->ion_hdl);
2460 fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2464 "ion_share_dma_buf_fd failed\n");
2467 if (copy_to_user(argp, &fd, sizeof(fd)))
2472 case RK_FBIOSET_CLEAR_FB:
2473 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2475 case RK_FBIOSET_CONFIG_DONE:
2478 struct timespec now;
2480 getnstimeofday(&now);
2481 curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2482 cfgdone_distlist[cfgdone_index++] =
2483 curr - cfgdone_lasttime;
2485 printk("%d ", curr - cfgdone_lasttime);
2487 cfgdone_lasttime = curr;
2488 if (cfgdone_index >= 10)
2491 if (copy_from_user(&win_data,
2492 (struct rk_fb_win_cfg_data __user *)argp,
2493 sizeof(win_data))) {
2498 dev_drv->wait_fs = win_data.wait_fs;
2499 rk_fb_set_win_config(info, &win_data);
2501 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2502 &win_data, sizeof(win_data))) {
2506 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2509 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2516 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2518 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2519 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2520 struct fb_fix_screeninfo *fix = &info->fix;
2522 #if defined(CONFIG_RK_HDMI)
2523 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2526 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2529 #if defined(CONFIG_RK_HDMI)
2530 if ((rk_fb->disp_mode == ONE_DUAL) &&
2531 (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2532 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2536 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2541 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2543 if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2544 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2545 ((16 != var->bits_per_pixel) &&
2546 (32 != var->bits_per_pixel) &&
2547 (24 != var->bits_per_pixel))) {
2548 dev_err(info->dev, "%s check var fail 1:\n"
2549 "xres_vir:%d>>yres_vir:%d\n"
2550 "xres:%d>>yres:%d\n"
2551 "bits_per_pixel:%d\n",
2555 var->xres, var->yres, var->bits_per_pixel);
2559 if (((var->xoffset + var->xres) > var->xres_virtual) ||
2560 ((var->yoffset + var->yres) > (var->yres_virtual))) {
2561 dev_err(info->dev, "%s check_var fail 2:\n"
2562 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2563 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2568 var->yoffset, var->yres, var->yres_virtual);
2575 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2576 size_t count, loff_t *ppos)
2578 unsigned long p = *ppos;
2581 int c, cnt = 0, err = 0;
2582 unsigned long total_size;
2583 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2584 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2585 struct rk_lcdc_win *win = NULL;
2588 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2592 win = dev_drv->win[win_id];
2594 /* only read the current frame buffer */
2595 if (win->area[0].format == RGB565) {
2596 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2597 } else if (win->area[0].format == YUV420) {
2599 (win->area[0].y_vir_stride * win->area[0].yact * 6);
2601 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2603 if (p >= total_size)
2606 if (count >= total_size)
2609 if (count + p > total_size)
2610 count = total_size - p;
2612 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2616 src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2619 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2621 fb_memcpy_fromfb(dst, src, c);
2625 if (copy_to_user(buf, buffer, c)) {
2637 return (err) ? err : cnt;
2640 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2641 size_t count, loff_t *ppos)
2643 unsigned long p = *ppos;
2646 int c, cnt = 0, err = 0;
2647 unsigned long total_size;
2648 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2649 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2650 struct rk_lcdc_win *win = NULL;
2653 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2657 win = dev_drv->win[win_id];
2659 /* write the current frame buffer */
2660 if (win->area[0].format == RGB565)
2661 total_size = win->area[0].xact * win->area[0].yact << 1;
2663 total_size = win->area[0].xact * win->area[0].yact << 2;
2668 if (count > total_size) {
2673 if (count + p > total_size) {
2677 count = total_size - p;
2680 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2684 dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2687 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2690 if (copy_from_user(src, buf, c)) {
2695 fb_memcpy_tofb(dst, src, c);
2706 return (cnt) ? cnt : err;
2709 static int rk_fb_set_par(struct fb_info *info)
2711 struct fb_var_screeninfo *var = &info->var;
2712 struct fb_fix_screeninfo *fix = &info->fix;
2713 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2714 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2715 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2716 struct rk_lcdc_win *win = NULL;
2717 struct rk_screen *screen = dev_drv->cur_screen;
2719 u32 cblen = 0, crlen = 0;
2720 u16 xsize = 0, ysize = 0; /* winx display window height/width --->LCDC_WINx_DSP_INFO */
2721 u32 xoffset = var->xoffset; /* offset from virtual to visible */
2722 u32 yoffset = var->yoffset;
2723 u16 xpos = (var->nonstd >> 8) & 0xfff; /*visiable pos in panel */
2724 u16 ypos = (var->nonstd >> 20) & 0xfff;
2725 u32 xvir = var->xres_virtual;
2726 u32 yvir = var->yres_virtual;
2727 u8 data_format = var->nonstd & 0xff;
2731 u32 stride, uv_stride;
2734 u16 uv_x_off, uv_y_off, uv_y_act;
2737 var->pixclock = dev_drv->pixclock;
2738 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2742 win = dev_drv->win[win_id];
2744 /* if the application has specific the horizontal and vertical display size */
2745 if (var->grayscale >> 8) {
2746 xsize = (var->grayscale >> 8) & 0xfff;
2747 ysize = (var->grayscale >> 20) & 0xfff;
2748 if (xsize > screen->mode.xres)
2749 xsize = screen->mode.xres;
2750 if (ysize > screen->mode.yres)
2751 ysize = screen->mode.yres;
2752 } else { /*ohterwise full screen display */
2753 xsize = screen->mode.xres;
2754 ysize = screen->mode.yres;
2757 fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
2758 if (fb_data_fmt >= FBDC_RGB_565) {
2759 win->area[0].fbdc_en = 1;
2760 win->area[0].fbdc_cor_en = 1;
2762 win->area[0].fbdc_en = 0;
2763 win->area[0].fbdc_cor_en = 0;
2765 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2766 vir_width_bit = pixel_width * xvir;
2767 /* pixel_width = byte_num * 8 */
2768 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
2769 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
2771 switch (fb_data_fmt) {
2775 stride = stride_32bit_1;
2776 uv_stride = stride_32bit_1 >> 1;
2777 uv_x_off = xoffset >> 1;
2779 fix->line_length = stride;
2780 cblen = crlen = (xvir * yvir) >> 1;
2781 uv_y_act = win->area[0].yact >> 1;
2783 case YUV420: /* 420sp */
2786 stride = stride_32bit_1;
2787 uv_stride = stride_32bit_1;
2789 uv_y_off = yoffset >> 1;
2790 fix->line_length = stride;
2791 cblen = crlen = (xvir * yvir) >> 2;
2792 uv_y_act = win->area[0].yact >> 1;
2797 stride = stride_32bit_1;
2798 uv_stride = stride_32bit_2;
2799 uv_x_off = xoffset * 2;
2801 fix->line_length = stride << 2;
2802 cblen = crlen = (xvir * yvir);
2803 uv_y_act = win->area[0].yact;
2806 stride = stride_32bit_1; /* default rgb */
2807 fix->line_length = stride;
2811 win->area[0].format = fb_data_fmt;
2812 win->area[0].y_vir_stride = stride >> 2;
2813 win->area[0].uv_vir_stride = uv_stride >> 2;
2814 win->area[0].xpos = xpos;
2815 win->area[0].ypos = ypos;
2816 win->area[0].xsize = xsize;
2817 win->area[0].ysize = ysize;
2818 win->area[0].xact = var->xres; /* winx active window height,is a wint of vir */
2819 win->area[0].yact = var->yres;
2820 win->area[0].xvir = var->xres_virtual; /* virtual resolution stride --->LCDC_WINx_VIR */
2821 win->area[0].yvir = var->yres_virtual;
2822 win->area[0].xoff = xoffset;
2823 win->area[0].yoff = yoffset;
2826 win->alpha_mode = 4; /* AB_SRC_OVER; */
2827 win->alpha_en = ((win->area[0].format == ARGB888) ||
2828 (win->area[0].format == FBDC_ARGB_888) ||
2829 (win->area[0].format == ABGR888)) ? 1 : 0;
2830 win->g_alpha_val = 0;
2832 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
2833 (win->area[0].format == YUV420 || win->area[0].format == YUV420_A))
2836 dev_drv->ops->set_par(dev_drv, win_id);
2841 static inline unsigned int chan_to_field(unsigned int chan,
2842 struct fb_bitfield *bf)
2845 chan >>= 16 - bf->length;
2846 return chan << bf->offset;
2849 static int fb_setcolreg(unsigned regno,
2850 unsigned red, unsigned green, unsigned blue,
2851 unsigned transp, struct fb_info *info)
2855 switch (info->fix.visual) {
2856 case FB_VISUAL_TRUECOLOR:
2857 /* true-colour, use pseudo-palette */
2859 u32 *pal = info->pseudo_palette;
2860 val = chan_to_field(red, &info->var.red);
2861 val |= chan_to_field(green, &info->var.green);
2862 val |= chan_to_field(blue, &info->var.blue);
2867 return -1; /* unknown type */
2873 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
2875 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2876 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2877 struct ion_handle *handle = fb_par->ion_hdl;
2878 struct dma_buf *dma_buf = NULL;
2880 if (IS_ERR_OR_NULL(handle)) {
2881 dev_err(info->dev, "failed to get ion handle:%ld\n",
2885 dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2886 if (IS_ERR_OR_NULL(dma_buf)) {
2887 printk("get ion share dma buf failed\n");
2891 vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
2893 return dma_buf_mmap(dma_buf, vma, 0);
2896 static struct fb_ops fb_ops = {
2897 .owner = THIS_MODULE,
2898 .fb_open = rk_fb_open,
2899 .fb_release = rk_fb_close,
2900 .fb_check_var = rk_fb_check_var,
2901 .fb_set_par = rk_fb_set_par,
2902 .fb_blank = rk_fb_blank,
2903 .fb_ioctl = rk_fb_ioctl,
2904 .fb_compat_ioctl = rk_fb_ioctl,
2905 .fb_pan_display = rk_fb_pan_display,
2906 .fb_read = rk_fb_read,
2907 .fb_write = rk_fb_write,
2908 .fb_setcolreg = fb_setcolreg,
2909 .fb_fillrect = cfb_fillrect,
2910 .fb_copyarea = cfb_copyarea,
2911 .fb_imageblit = cfb_imageblit,
2914 static struct fb_var_screeninfo def_var = {
2915 #if defined(CONFIG_LOGO_LINUX_BMP)
2919 .transp = {0, 0, 0},
2920 .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
2925 .transp = {0, 0, 0},
2926 .nonstd = HAL_PIXEL_FORMAT_RGB_565, /* (ypos<<20+xpos<<8+format) format */
2928 .grayscale = 0, /* (ysize<<20+xsize<<8) */
2929 .activate = FB_ACTIVATE_NOW,
2931 .vmode = FB_VMODE_NONINTERLACED,
2934 static struct fb_fix_screeninfo def_fix = {
2935 .type = FB_TYPE_PACKED_PIXELS,
2940 .accel = FB_ACCEL_NONE,
2941 .visual = FB_VISUAL_TRUECOLOR,
2945 static int rk_fb_wait_for_vsync_thread(void *data)
2947 struct rk_lcdc_driver *dev_drv = data;
2948 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2949 struct fb_info *fbi = rk_fb->fb[0];
2951 while (!kthread_should_stop()) {
2952 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2953 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2954 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2955 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2958 sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2964 static ssize_t rk_fb_vsync_show(struct device *dev,
2965 struct device_attribute *attr, char *buf)
2967 struct fb_info *fbi = dev_get_drvdata(dev);
2968 struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
2969 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2970 return scnprintf(buf, PAGE_SIZE, "%llu\n",
2971 ktime_to_ns(dev_drv->vsync_info.timestamp));
2974 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2977 * this two function is for other module that in the kernel which
2978 * need show image directly through fb
2979 * fb_id:we have 4 fb here,default we use fb0 for ui display
2981 struct fb_info *rk_get_fb(int fb_id)
2983 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
2984 struct fb_info *fb = inf->fb[fb_id];
2987 EXPORT_SYMBOL(rk_get_fb);
2989 void rk_direct_fb_show(struct fb_info *fbi)
2992 rk_fb_pan_display(&fbi->var, fbi);
2994 EXPORT_SYMBOL(rk_direct_fb_show);
2996 int rk_fb_dpi_open(bool open)
2998 struct rk_lcdc_driver *dev_drv = NULL;
2999 dev_drv = rk_get_prmry_lcdc_drv();
3001 if (dev_drv->ops->dpi_open)
3002 dev_drv->ops->dpi_open(dev_drv, open);
3006 int rk_fb_dpi_win_sel(int win_id)
3008 struct rk_lcdc_driver *dev_drv = NULL;
3009 dev_drv = rk_get_prmry_lcdc_drv();
3011 if (dev_drv->ops->dpi_win_sel)
3012 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3016 int rk_fb_dpi_status(void)
3019 struct rk_lcdc_driver *dev_drv = NULL;
3021 dev_drv = rk_get_prmry_lcdc_drv();
3022 if (dev_drv->ops->dpi_status)
3023 ret = dev_drv->ops->dpi_status(dev_drv);
3029 * function: this function will be called by display device, enable/disable lcdc
3030 * @screen: screen timing to be set to lcdc
3031 * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3032 * @lcdc_id: the lcdc id the display device attached ,0 or 1
3034 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3036 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3037 struct fb_info *info = NULL;
3038 struct rk_fb_par *fb_par = NULL;
3039 struct rk_lcdc_driver *dev_drv = NULL;
3041 int i, win_id, load_screen = 0;
3043 if (unlikely(!rk_fb) || unlikely(!screen))
3046 hdmi_switch_complete = 0;
3047 /* get lcdc driver */
3048 sprintf(name, "lcdc%d", lcdc_id);
3049 if (rk_fb->disp_mode != DUAL)
3050 dev_drv = rk_fb->lcdc_dev_drv[0];
3052 dev_drv = rk_get_lcdc_drv(name);
3054 if (dev_drv == NULL) {
3055 printk(KERN_ERR "%s driver not found!", name);
3058 if (screen->type == SCREEN_HDMI)
3059 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3061 else if (screen->type == SCREEN_TVOUT ||
3062 screen->type == SCREEN_TVOUT_TEST )
3063 printk("cvbs %s lcdc%d\n", enable ? "connect to" : "remove from",
3065 if (enable == 2 /*&& dev_drv->enable*/)
3068 if ((rk_fb->disp_mode == ONE_DUAL) ||
3069 (rk_fb->disp_mode == NO_DUAL)) {
3070 if ((dev_drv->ops->backlight_close) &&
3071 (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3072 dev_drv->ops->backlight_close(dev_drv, 1);
3073 if (dev_drv->ops->dsp_black)
3074 dev_drv->ops->dsp_black(dev_drv, 1);
3075 if ((dev_drv->ops->set_screen_scaler) &&
3076 (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3077 dev_drv->ops->set_screen_scaler(dev_drv,
3078 dev_drv->screen0, 0);
3080 if (dev_drv->uboot_logo && (screen->type != dev_drv->cur_screen->type))
3081 dev_drv->uboot_logo = 0;
3083 /* if screen type is different, we do not disable lcdc. */
3084 if (dev_drv->cur_screen->type != screen->type)
3087 /* if used one lcdc to dual disp, no need to close win */
3088 if ((rk_fb->disp_mode == ONE_DUAL) ||
3089 (rk_fb->disp_mode == NO_DUAL)) {
3090 dev_drv->cur_screen = dev_drv->screen0;
3091 dev_drv->ops->load_screen(dev_drv, 1);
3093 /* force modify dsp size */
3094 info = rk_fb->fb[dev_drv->fb_index_base];
3095 info->var.grayscale &= 0xff;
3096 info->var.grayscale |=
3097 (dev_drv->cur_screen->mode.xres << 8) +
3098 (dev_drv->cur_screen->mode.yres << 20);
3099 mutex_lock(&dev_drv->win_config);
3100 info->fbops->fb_set_par(info);
3101 info->fbops->fb_pan_display(&info->var, info);
3102 mutex_unlock(&dev_drv->win_config);
3104 if (dev_drv->ops->dsp_black)
3105 dev_drv->ops->dsp_black(dev_drv, 0);
3106 if ((dev_drv->ops->backlight_close) &&
3107 (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3108 dev_drv->ops->backlight_close(dev_drv, 0);
3109 } else if (rk_fb->num_lcdc > 1) {
3110 /* If there is more than one lcdc device, we disable
3111 the layer which attached to this device */
3112 dev_drv->suspend_flag = 1;
3113 flush_kthread_worker(&dev_drv->update_regs_worker);
3114 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3115 if (dev_drv->win[i] && dev_drv->win[i]->state)
3116 dev_drv->ops->open(dev_drv, i, 0);
3120 hdmi_switch_complete = 0;
3123 if (dev_drv->screen1)
3124 dev_drv->cur_screen = dev_drv->screen1;
3126 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3127 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3128 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3129 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3130 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3132 if ((!dev_drv->uboot_logo) ||
3133 (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3134 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3135 info = rk_fb->fb[dev_drv->fb_index_base + i];
3136 fb_par = (struct rk_fb_par *)info->par;
3137 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3138 if (dev_drv->win[win_id]) {
3139 if (fb_par->state) {
3140 if (!dev_drv->win[win_id]->state) {
3141 dev_drv->ops->open(dev_drv, win_id, 1);
3142 dev_drv->suspend_flag = 0;
3145 dev_drv->ops->load_screen(dev_drv, 1);
3148 info->var.activate |= FB_ACTIVATE_FORCE;
3149 if (rk_fb->disp_mode == ONE_DUAL) {
3150 info->var.grayscale &= 0xff;
3151 info->var.grayscale |=
3152 (dev_drv->cur_screen->xsize << 8) +
3153 (dev_drv->cur_screen->ysize << 20);
3156 mutex_lock(&dev_drv->win_config);
3157 info->fbops->fb_set_par(info);
3158 info->fbops->fb_pan_display(&info->var, info);
3159 mutex_unlock(&dev_drv->win_config);
3164 dev_drv->uboot_logo = 0;
3166 hdmi_switch_complete = 1;
3167 if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3168 if ((dev_drv->ops->set_screen_scaler) &&
3169 (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3170 dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
3171 if (dev_drv->ops->dsp_black)
3172 dev_drv->ops->dsp_black(dev_drv, 0);
3173 if ((dev_drv->ops->backlight_close) &&
3174 (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3175 (rk_fb->disp_mode == ONE_DUAL))
3176 dev_drv->ops->backlight_close(dev_drv, 0);
3182 * function:this function current only called by hdmi for
3184 * scale_x: scale rate of x resolution
3185 * scale_y: scale rate of y resolution
3186 * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3188 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3190 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3191 struct fb_info *info = NULL;
3192 struct fb_info *pmy_info = NULL;
3193 struct fb_var_screeninfo *var = NULL;
3194 struct rk_lcdc_driver *dev_drv = NULL;
3195 u16 screen_x, screen_y;
3198 struct rk_screen primary_screen;
3199 rk_fb_get_prmry_screen(&primary_screen);
3200 if (primary_screen.type == SCREEN_HDMI) {
3204 sprintf(name, "lcdc%d", lcdc_id);
3206 if (inf->disp_mode == DUAL) {
3207 dev_drv = rk_get_lcdc_drv(name);
3208 if (dev_drv == NULL) {
3209 printk(KERN_ERR "%s driver not found!", name);
3213 dev_drv = inf->lcdc_dev_drv[0];
3216 if (inf->num_lcdc == 1) {
3218 } else if (inf->num_lcdc == 2) {
3219 info = inf->fb[dev_drv->lcdc_win_num];
3220 pmy_info = inf->fb[0];
3224 screen_x = dev_drv->cur_screen->mode.xres;
3225 screen_y = dev_drv->cur_screen->mode.yres;
3227 if (inf->disp_mode != DUAL && dev_drv->screen1) {
3228 dev_drv->cur_screen->xpos =
3229 (screen_x - screen_x * scale_x / 100) >> 1;
3230 dev_drv->cur_screen->ypos =
3231 (screen_y - screen_y * scale_y / 100) >> 1;
3232 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3233 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3235 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3236 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3237 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3238 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3239 if (inf->disp_mode == ONE_DUAL) {
3240 var->nonstd &= 0xff;
3241 var->nonstd |= (xpos << 8) + (ypos << 20);
3242 var->grayscale &= 0xff;
3244 (dev_drv->cur_screen->xsize << 8) +
3245 (dev_drv->cur_screen->ysize << 20);
3249 mutex_lock(&dev_drv->win_config);
3250 info->fbops->fb_set_par(info);
3251 dev_drv->ops->cfg_done(dev_drv);
3252 mutex_unlock(&dev_drv->win_config);
3257 #if defined(CONFIG_ION_ROCKCHIP)
3258 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3259 struct rk_lcdc_win *win,
3260 unsigned long fb_mem_size)
3262 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3263 struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3264 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3265 struct ion_handle *handle;
3266 ion_phys_addr_t phy_addr;
3270 if (dev_drv->iommu_enabled)
3271 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3272 ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3274 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3275 ION_HEAP(ION_CMA_HEAP_ID), 0);
3276 if (IS_ERR(handle)) {
3277 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3282 fb_par->ion_hdl = handle;
3283 win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3284 if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3285 printk("ion_share_dma_buf() failed\n");
3286 goto err_share_dma_buf;
3288 win->area[0].ion_hdl = handle;
3289 if (dev_drv->prop == PRMRY)
3290 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3291 #ifdef CONFIG_ROCKCHIP_IOMMU
3292 if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3293 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3294 (unsigned long *)&phy_addr,
3295 (unsigned long *)&len);
3297 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3299 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3302 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3303 goto err_share_dma_buf;
3305 fbi->fix.smem_start = phy_addr;
3306 fbi->fix.smem_len = len;
3307 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3311 ion_free(rk_fb->ion_client, handle);
3316 static int rk_fb_alloc_buffer(struct fb_info *fbi)
3318 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3319 struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3320 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3321 struct rk_lcdc_win *win = NULL;
3324 unsigned long fb_mem_size;
3325 #if !defined(CONFIG_ION_ROCKCHIP)
3326 dma_addr_t fb_mem_phys;
3330 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3334 win = dev_drv->win[win_id];
3336 if (!strcmp(fbi->fix.id, "fb0")) {
3337 fb_mem_size = get_fb_size();
3338 #if defined(CONFIG_ION_ROCKCHIP)
3339 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3342 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3343 &fb_mem_phys, GFP_KERNEL);
3345 pr_err("%s: Failed to allocate framebuffer\n",
3349 fbi->fix.smem_len = fb_mem_size;
3350 fbi->fix.smem_start = fb_mem_phys;
3351 fbi->screen_base = fb_mem_virt;
3353 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3355 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3356 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3357 fbi->screen_base = rk_fb->fb[0]->screen_base;
3360 fbi->screen_size = fbi->fix.smem_len;
3361 fb_par->fb_phy_base = fbi->fix.smem_start;
3362 fb_par->fb_virt_base = fbi->screen_base;
3363 fb_par->fb_size = fbi->fix.smem_len;
3365 pr_info("%s:phy:%lx>>vir:%p>>len:0x%x\n", fbi->fix.id,
3366 fbi->fix.smem_start, fbi->screen_base,
3372 static int rk_release_fb_buffer(struct fb_info *fbi)
3374 /* buffer for fb1 and fb3 are alloc by android */
3375 if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3377 iounmap(fbi->screen_base);
3378 release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3383 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3384 struct rk_lcdc_win *def_win)
3387 int lcdc_win_num = dev_drv->lcdc_win_num;
3389 for (i = 0; i < lcdc_win_num; i++) {
3390 struct rk_lcdc_win *win = NULL;
3391 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3393 dev_err(dev_drv->dev, "kzmalloc for win fail!");
3397 strcpy(win->name, def_win[i].name);
3398 win->id = def_win[i].id;
3399 win->support_3d = def_win[i].support_3d;
3400 dev_drv->win[i] = win;
3406 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3407 struct rk_lcdc_win *def_win, int index)
3409 struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3410 struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3411 sizeof(struct rk_screen),
3415 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3420 screen->screen_id = 0;
3421 screen->lcdc_id = dev_drv->id;
3422 screen->overscan.left = 100;
3423 screen->overscan.top = 100;
3424 screen->overscan.right = 100;
3425 screen->overscan.bottom = 100;
3427 screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3428 screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3430 dev_drv->screen0 = screen;
3431 dev_drv->cur_screen = screen;
3432 /* devie use one lcdc + rk61x scaler for dual display */
3433 if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3434 struct rk_screen *screen1 =
3435 devm_kzalloc(dev_drv->dev,
3436 sizeof(struct rk_screen),
3439 dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3443 screen1->screen_id = 1;
3444 screen1->lcdc_id = 1;
3445 dev_drv->screen1 = screen1;
3447 sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3448 init_lcdc_win(dev_drv, def_win);
3449 init_completion(&dev_drv->frame_done);
3450 spin_lock_init(&dev_drv->cpl_lock);
3451 mutex_init(&dev_drv->fb_win_id_mutex);
3452 mutex_init(&dev_drv->win_config);
3453 mutex_init(&dev_drv->front_lock);
3454 dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
3455 dev_drv->first_frame = 1;
3456 dev_drv->overscan.left = 100;
3457 dev_drv->overscan.top = 100;
3458 dev_drv->overscan.right = 100;
3459 dev_drv->overscan.bottom = 100;
3460 rk_disp_pwr_ctr_parse_dt(dev_drv);
3461 if (dev_drv->prop == PRMRY) {
3462 if (dev_drv->ops->set_dsp_cabc)
3463 dev_drv->ops->set_dsp_cabc(dev_drv, dev_drv->cabc_mode);
3464 rk_fb_set_prmry_screen(screen);
3465 rk_fb_get_prmry_screen(screen);
3467 dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3468 if (dev_drv->prop != PRMRY)
3469 rk_fb_get_prmry_screen(screen);
3470 dev_drv->output_color = screen->color_mode;
3475 #ifdef CONFIG_LOGO_LINUX_BMP
3476 static struct linux_logo *bmp_logo;
3477 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3479 bmp_logo = fb_find_logo(24);
3480 if (bmp_logo == NULL) {
3481 printk(KERN_INFO "%s error\n", __func__);
3487 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3489 unsigned char *src = bmp_logo->data;
3490 unsigned char *dst = info->screen_base;
3492 unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3493 unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3495 for (i = 0; i < Needheight; i++)
3496 memcpy(dst + info->var.xres * i * 4,
3497 src + bmp_logo->width * i * 4, Needwidth * 4);
3502 * check if the primary lcdc has registerd,
3503 * the primary lcdc mas register first
3505 bool is_prmry_rk_lcdc_registered(void)
3507 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3509 if (rk_fb->lcdc_dev_drv[0])
3515 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3516 struct rk_lcdc_win *win, int id)
3518 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3519 struct fb_info *fbi;
3520 struct rk_fb_par *fb_par = NULL;
3521 int i = 0, ret = 0, index = 0;
3523 if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3526 for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3527 if (!rk_fb->lcdc_dev_drv[i]) {
3528 rk_fb->lcdc_dev_drv[i] = dev_drv;
3529 rk_fb->lcdc_dev_drv[i]->id = id;
3536 init_lcdc_device_driver(rk_fb, win, index);
3537 dev_drv->fb_index_base = rk_fb->num_fb;
3538 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3539 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3541 dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3544 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
3547 dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
3551 fb_par->id = rk_fb->num_fb;
3552 fb_par->lcdc_drv = dev_drv;
3553 fbi->par = (void *)fb_par;
3556 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3557 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3558 fbi->var.grayscale |=
3559 (fbi->var.xres << 8) + (fbi->var.yres << 20);
3560 #if defined(CONFIG_LOGO_LINUX_BMP)
3561 fbi->var.bits_per_pixel = 32;
3563 fbi->var.bits_per_pixel = 16;
3565 fbi->fix.line_length =
3566 (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3567 fbi->var.width = dev_drv->cur_screen->width;
3568 fbi->var.height = dev_drv->cur_screen->height;
3569 fbi->var.pixclock = dev_drv->pixclock;
3570 if (dev_drv->iommu_enabled)
3571 fb_ops.fb_mmap = rk_fb_mmap;
3572 fbi->fbops = &fb_ops;
3573 fbi->flags = FBINFO_FLAG_DEFAULT;
3574 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3575 ret = register_framebuffer(fbi);
3577 dev_err(&fb_pdev->dev,
3578 "%s fb%d register_framebuffer fail!\n",
3579 __func__, rk_fb->num_fb);
3582 rkfb_create_sysfs(fbi);
3583 rk_fb->fb[rk_fb->num_fb] = fbi;
3584 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3589 init_waitqueue_head(&dev_drv->vsync_info.wait);
3590 init_waitqueue_head(&dev_drv->update_regs_wait);
3591 ret = device_create_file(fbi->dev, &dev_attr_vsync);
3594 "failed to create vsync file\n");
3595 dev_drv->vsync_info.thread =
3596 kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
3598 if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3600 "failed to run vsync thread\n");
3601 dev_drv->vsync_info.thread = NULL;
3603 dev_drv->vsync_info.active = 1;
3605 mutex_init(&dev_drv->output_lock);
3607 INIT_LIST_HEAD(&dev_drv->update_regs_list);
3608 mutex_init(&dev_drv->update_regs_list_lock);
3609 init_kthread_worker(&dev_drv->update_regs_worker);
3611 dev_drv->update_regs_thread =
3612 kthread_run(kthread_worker_fn,
3613 &dev_drv->update_regs_worker, "rk-fb");
3614 if (IS_ERR(dev_drv->update_regs_thread)) {
3615 int err = PTR_ERR(dev_drv->update_regs_thread);
3616 dev_drv->update_regs_thread = NULL;
3618 printk("failed to run update_regs thread\n");
3621 init_kthread_work(&dev_drv->update_regs_work,
3622 rk_fb_update_regs_handler);
3625 sw_sync_timeline_create("fb-timeline");
3626 dev_drv->timeline_max = 1;
3630 /* show logo for primary display device */
3631 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
3632 if (dev_drv->prop == PRMRY) {
3636 struct fb_info *main_fbi = rk_fb->fb[0];
3637 main_fbi->fbops->fb_open(main_fbi, 1);
3639 #if defined(CONFIG_ROCKCHIP_IOMMU)
3640 if (dev_drv->iommu_enabled) {
3641 if (dev_drv->mmu_dev)
3642 rockchip_iovmm_set_fault_handler(dev_drv->dev,
3643 rk_fb_sysmmu_fault_handler);
3647 rk_fb_alloc_buffer(main_fbi); /* only alloc memory for main fb */
3648 dev_drv->uboot_logo = support_uboot_display();
3650 if (dev_drv->uboot_logo &&
3651 uboot_logo_offset && uboot_logo_base) {
3652 int width, height, bits;
3653 phys_addr_t start = uboot_logo_base + uboot_logo_offset;
3654 unsigned int size = uboot_logo_size - uboot_logo_offset;
3655 unsigned int nr_pages;
3656 struct page **pages;
3660 if (dev_drv->ops->get_dspbuf_info)
3661 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
3662 &yact, &format, &dsp_addr);
3663 nr_pages = size >> PAGE_SHIFT;
3664 pages = kzalloc(sizeof(struct page) * nr_pages,
3666 while (i < nr_pages) {
3667 pages[i] = phys_to_page(start);
3671 vaddr = vmap(pages, nr_pages, VM_MAP,
3672 pgprot_writecombine(PAGE_KERNEL));
3674 pr_err("failed to vmap phy addr 0x%lx\n",
3675 (long)(uboot_logo_base +
3676 uboot_logo_offset));
3680 if(bmpdecoder(vaddr, main_fbi->screen_base, &width,
3688 if (dev_drv->uboot_logo &&
3689 (width != xact || height != yact)) {
3690 pr_err("can't support uboot kernel logo use different size [%dx%d] != [%dx%d]\n",
3691 xact, yact, width, height);
3695 if (dev_drv->ops->post_dspbuf) {
3696 dev_drv->ops->post_dspbuf(dev_drv,
3697 main_fbi->fix.smem_start,
3698 rk_fb_data_fmt(0, bits),
3699 width, height, width * bits >> 5);
3701 if (dev_drv->iommu_enabled) {
3702 rk_fb_poll_wait_frame_complete();
3703 if (dev_drv->ops->mmu_en)
3704 dev_drv->ops->mmu_en(dev_drv);
3709 } else if (dev_drv->uboot_logo && uboot_logo_base) {
3710 u32 start = uboot_logo_base;
3712 unsigned int nr_pages;
3713 struct page **pages;
3716 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
3719 logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
3720 if (logo_len > uboot_logo_size ||
3721 logo_len > main_fbi->fix.smem_len) {
3722 pr_err("logo size > uboot reserve buffer size\n");
3726 nr_pages = uboot_logo_size >> PAGE_SHIFT;
3727 pages = kzalloc(sizeof(struct page) * nr_pages,
3729 while (i < nr_pages) {
3730 pages[i] = phys_to_page(start);
3734 vaddr = vmap(pages, nr_pages, VM_MAP,
3735 pgprot_writecombine(PAGE_KERNEL));
3737 pr_err("failed to vmap phy addr 0x%llx\n",
3742 memcpy(main_fbi->screen_base, vaddr, logo_len);
3747 dev_drv->ops->post_dspbuf(dev_drv,
3748 main_fbi->fix.smem_start,
3750 xact * rk_fb_pixel_width(format) >> 5);
3751 if (dev_drv->iommu_enabled) {
3752 rk_fb_poll_wait_frame_complete();
3753 if (dev_drv->ops->mmu_en)
3754 dev_drv->ops->mmu_en(dev_drv);
3759 if (dev_drv->iommu_enabled) {
3760 if (dev_drv->ops->mmu_en)
3761 dev_drv->ops->mmu_en(dev_drv);
3765 #if defined(CONFIG_LOGO)
3766 main_fbi->fbops->fb_set_par(main_fbi);
3767 #if defined(CONFIG_LOGO_LINUX_BMP)
3768 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3769 fb_set_cmap(&main_fbi->cmap, main_fbi);
3770 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3773 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3774 fb_set_cmap(&main_fbi->cmap, main_fbi);
3775 fb_show_logo(main_fbi, FB_ROTATE_UR);
3778 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3781 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
3783 rk_fb_alloc_buffer(extend_fbi);
3789 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3791 struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3792 struct fb_info *fbi;
3793 int fb_index_base = dev_drv->fb_index_base;
3794 int fb_num = dev_drv->lcdc_win_num;
3797 if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3798 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3799 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3802 for (i = 0; i < fb_num; i++)
3803 kfree(dev_drv->win[i]);
3805 for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
3806 fbi = fb_inf->fb[i];
3807 unregister_framebuffer(fbi);
3808 /* rk_release_fb_buffer(fbi); */
3809 framebuffer_release(fbi);
3811 fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
3817 static int rk_fb_probe(struct platform_device *pdev)
3819 struct rk_fb *rk_fb = NULL;
3820 struct device_node *np = pdev->dev.of_node;
3824 dev_err(&pdev->dev, "Missing device tree node.\n");
3828 rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3830 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3833 platform_set_drvdata(pdev, rk_fb);
3835 if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3836 rk_fb->disp_mode = mode;
3839 dev_err(&pdev->dev, "no disp-mode node found!");
3843 if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
3844 rk_fb->disp_policy = mode;
3845 pr_info("fb disp policy is %s\n", rk_fb->disp_policy ? "box":"sdk");
3848 if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
3849 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
3851 dev_set_name(&pdev->dev, "rockchip-fb");
3852 #if defined(CONFIG_ION_ROCKCHIP)
3853 rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3854 if (IS_ERR(rk_fb->ion_client)) {
3855 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3856 return PTR_ERR(rk_fb->ion_client);
3858 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3863 dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3867 static int rk_fb_remove(struct platform_device *pdev)
3869 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3872 platform_set_drvdata(pdev, NULL);
3876 static void rk_fb_shutdown(struct platform_device *pdev)
3878 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3881 for (i = 0; i < rk_fb->num_lcdc; i++) {
3882 if (!rk_fb->lcdc_dev_drv[i])
3887 static const struct of_device_id rkfb_dt_ids[] = {
3888 {.compatible = "rockchip,rk-fb",},
3892 static struct platform_driver rk_fb_driver = {
3893 .probe = rk_fb_probe,
3894 .remove = rk_fb_remove,
3897 .owner = THIS_MODULE,
3898 .of_match_table = of_match_ptr(rkfb_dt_ids),
3900 .shutdown = rk_fb_shutdown,
3903 static int __init rk_fb_init(void)
3905 return platform_driver_register(&rk_fb_driver);
3908 static void __exit rk_fb_exit(void)
3910 platform_driver_unregister(&rk_fb_driver);
3913 fs_initcall(rk_fb_init);
3914 module_exit(rk_fb_exit);