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_state;
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:
102 case SCREEN_LVDS_10BIT:
103 case SCREEN_DUAL_LVDS_10BIT:
110 case SCREEN_DUAL_MIPI:
114 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
121 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
123 struct rk_fb_trsm_ops *ops;
127 case SCREEN_DUAL_LVDS:
128 case SCREEN_LVDS_10BIT:
129 case SCREEN_DUAL_LVDS_10BIT:
136 case SCREEN_DUAL_MIPI:
141 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
148 int rk_fb_pixel_width(int data_format)
151 switch (data_format) {
179 printk(KERN_WARNING "%s:un supported format:0x%x\n",
180 __func__, data_format);
186 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
190 switch (data_format) {
191 case HAL_PIXEL_FORMAT_RGBX_8888:
192 fb_data_fmt = XBGR888;
194 case HAL_PIXEL_FORMAT_RGBA_8888:
195 fb_data_fmt = ABGR888;
197 case HAL_PIXEL_FORMAT_BGRA_8888:
198 fb_data_fmt = ARGB888;
200 case HAL_PIXEL_FORMAT_RGB_888:
201 fb_data_fmt = RGB888;
203 case HAL_PIXEL_FORMAT_RGB_565:
204 fb_data_fmt = RGB565;
206 case HAL_PIXEL_FORMAT_YCbCr_422_SP: /* yuv422 */
207 fb_data_fmt = YUV422;
209 case HAL_PIXEL_FORMAT_YCrCb_420_SP: /* YUV420---vuvuvu */
210 fb_data_fmt = YUV420_NV21;
212 case HAL_PIXEL_FORMAT_YCrCb_NV12: /* YUV420---uvuvuv */
213 fb_data_fmt = YUV420;
215 case HAL_PIXEL_FORMAT_YCrCb_444: /* yuv444 */
216 fb_data_fmt = YUV444;
218 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: /* yuv444 */
219 fb_data_fmt = YUV420_A;
221 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: /* yuv444 */
222 fb_data_fmt = YUV422_A;
224 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: /* yuv444 */
225 fb_data_fmt = YUV444_A;
227 case HAL_PIXEL_FORMAT_FBDC_RGB565: /* fbdc rgb565*/
228 fb_data_fmt = FBDC_RGB_565;
230 case HAL_PIXEL_FORMAT_FBDC_U8U8U8U8: /* fbdc argb888 */
231 fb_data_fmt = FBDC_ARGB_888;
233 case HAL_PIXEL_FORMAT_FBDC_RGBA888: /* fbdc abgr888 */
234 fb_data_fmt = FBDC_ABGR_888;
236 case HAL_PIXEL_FORMAT_FBDC_U8U8U8: /* fbdc rgb888 */
237 fb_data_fmt = FBDC_RGBX_888;
240 printk(KERN_WARNING "%s:un supported format:0x%x\n",
241 __func__, data_format);
245 switch (bits_per_pixel) {
247 fb_data_fmt = ARGB888;
250 fb_data_fmt = RGB888;
253 fb_data_fmt = RGB565;
257 "%s:un supported bits_per_pixel:%d\n", __func__,
266 * rk display power control parse from dts
268 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
270 struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
272 struct device_node *child;
273 struct rk_disp_pwr_ctr_list *pwr_ctr;
274 struct list_head *pos;
275 enum of_gpio_flags flags;
280 INIT_LIST_HEAD(&dev_drv->pwrlist_head);
282 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
287 for_each_child_of_node(root, child) {
288 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
290 strcpy(pwr_ctr->pwr_ctr.name, child->name);
291 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
293 pwr_ctr->pwr_ctr.type = GPIO;
294 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
295 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
296 dev_err(dev_drv->dev, "%s ivalid gpio\n",
300 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
301 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
304 dev_err(dev_drv->dev,
305 "request %s gpio fail:%d\n",
310 pwr_ctr->pwr_ctr.type = REGULATOR;
311 pwr_ctr->pwr_ctr.rgl_name = NULL;
312 ret = of_property_read_string(child, "rockchip,regulator_name",
313 &(pwr_ctr->pwr_ctr.rgl_name));
314 if (ret || IS_ERR_OR_NULL(pwr_ctr->pwr_ctr.rgl_name))
315 dev_err(dev_drv->dev, "get regulator name failed!\n");
316 if (!of_property_read_u32(child, "rockchip,regulator_voltage", &val))
317 pwr_ctr->pwr_ctr.volt = val;
319 pwr_ctr->pwr_ctr.volt = 0;
323 if (!of_property_read_u32(child, "rockchip,delay", &val))
324 pwr_ctr->pwr_ctr.delay = val;
326 pwr_ctr->pwr_ctr.delay = 0;
327 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
330 of_property_read_u32(root, "rockchip,debug", &debug);
333 list_for_each(pos, &dev_drv->pwrlist_head) {
334 pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
336 printk(KERN_INFO "pwr_ctr_name:%s\n"
341 pwr_ctr->pwr_ctr.name,
342 (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
343 pwr_ctr->pwr_ctr.gpio,
344 pwr_ctr->pwr_ctr.atv_val,
345 pwr_ctr->pwr_ctr.delay);
353 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
355 struct list_head *pos;
356 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
357 struct pwr_ctr *pwr_ctr;
358 struct regulator *regulator_lcd = NULL;
361 if (list_empty(&dev_drv->pwrlist_head))
363 list_for_each(pos, &dev_drv->pwrlist_head) {
364 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
366 pwr_ctr = &pwr_ctr_list->pwr_ctr;
367 if (pwr_ctr->type == GPIO) {
368 gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
369 mdelay(pwr_ctr->delay);
370 } else if (pwr_ctr->type == REGULATOR) {
371 if (pwr_ctr->rgl_name)
372 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
373 if (regulator_lcd == NULL) {
374 dev_err(dev_drv->dev,
375 "%s: regulator get failed,regulator name:%s\n",
376 __func__, pwr_ctr->rgl_name);
379 regulator_set_voltage(regulator_lcd, pwr_ctr->volt, pwr_ctr->volt);
380 while (!regulator_is_enabled(regulator_lcd)) {
381 if (regulator_enable(regulator_lcd) == 0 || count == 0)
384 dev_err(dev_drv->dev,
385 "regulator_enable failed,count=%d\n",
389 regulator_put(regulator_lcd);
390 msleep(pwr_ctr->delay);
397 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
399 struct list_head *pos;
400 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
401 struct pwr_ctr *pwr_ctr;
402 struct regulator *regulator_lcd = NULL;
405 if (list_empty(&dev_drv->pwrlist_head))
407 list_for_each(pos, &dev_drv->pwrlist_head) {
408 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
410 pwr_ctr = &pwr_ctr_list->pwr_ctr;
411 if (pwr_ctr->type == GPIO) {
412 gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
413 } else if (pwr_ctr->type == REGULATOR) {
414 if (pwr_ctr->rgl_name)
415 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
416 if (regulator_lcd == NULL) {
417 dev_err(dev_drv->dev,
418 "%s: regulator get failed,regulator name:%s\n",
419 __func__, pwr_ctr->rgl_name);
422 while (regulator_is_enabled(regulator_lcd) > 0) {
423 if (regulator_disable(regulator_lcd) == 0 || count == 0)
426 dev_err(dev_drv->dev,
427 "regulator_disable failed,count=%d\n",
431 regulator_put(regulator_lcd);
437 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
438 struct rk_screen *screen)
440 screen->mode.pixclock = dt->pixelclock.typ;
441 screen->mode.left_margin = dt->hback_porch.typ;
442 screen->mode.right_margin = dt->hfront_porch.typ;
443 screen->mode.xres = dt->hactive.typ;
444 screen->mode.hsync_len = dt->hsync_len.typ;
445 screen->mode.upper_margin = dt->vback_porch.typ;
446 screen->mode.lower_margin = dt->vfront_porch.typ;
447 screen->mode.yres = dt->vactive.typ;
448 screen->mode.vsync_len = dt->vsync_len.typ;
449 screen->type = dt->screen_type;
450 screen->lvds_format = dt->lvds_format;
451 screen->face = dt->face;
452 screen->color_mode = dt->color_mode;
453 screen->dsp_lut = dt->dsp_lut;
454 screen->cabc_lut = dt->cabc_lut;
455 screen->cabc_gamma_base = dt->cabc_gamma_base;
457 if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
458 screen->pin_dclk = 1;
460 screen->pin_dclk = 0;
461 if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
462 screen->pin_hsync = 1;
464 screen->pin_hsync = 0;
465 if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
466 screen->pin_vsync = 1;
468 screen->pin_vsync = 0;
469 if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
478 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
480 struct display_timings *disp_timing;
481 struct display_timing *dt;
482 disp_timing = of_get_display_timings(np);
484 pr_err("parse display timing err\n");
487 dt = display_timings_get(disp_timing, disp_timing->native_mode);
488 rk_fb_video_mode_from_timing(dt, screen);
493 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
496 unsigned long long hz;
498 printk(KERN_ERR "%s:null screen!\n", __func__);
501 x = screen->mode.xres + screen->mode.left_margin +
502 screen->mode.right_margin + screen->mode.hsync_len;
503 y = screen->mode.yres + screen->mode.upper_margin +
504 screen->mode.lower_margin + screen->mode.vsync_len;
506 hz = 1000000000000ULL; /* 1e12 picoseconds per second */
509 do_div(hz, x * y); /* divide by x * y with rounding */
512 do_div(hz, pixclock); /* divide by pixclock with rounding */
517 char *get_format_string(enum data_format format, char *fmt)
523 strcpy(fmt, "ARGB888");
526 strcpy(fmt, "RGB888");
529 strcpy(fmt, "RGB565");
533 strcpy(fmt, "YUV420");
536 strcpy(fmt, "YUV422");
539 strcpy(fmt, "YUV444");
542 strcpy(fmt, "YUV420_A");
545 strcpy(fmt, "YUV422_A");
548 strcpy(fmt, "YUV444_A");
551 strcpy(fmt, "XRGB888");
554 strcpy(fmt, "XBGR888");
557 strcpy(fmt, "ABGR888");
560 strcpy(fmt, "FBDC_RGB_565");
564 strcpy(fmt, "FBDC_ARGB_888");
567 strcpy(fmt, "FBDC_RGBX_888");
570 strcpy(fmt, "invalid");
580 * name: lcdc device name ,lcdc0 , lcdc1
582 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
584 struct rk_fb *inf = NULL;
585 struct rk_lcdc_driver *dev_drv = NULL;
589 inf = platform_get_drvdata(fb_pdev);
593 for (i = 0; i < inf->num_lcdc; i++) {
594 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
595 dev_drv = inf->lcdc_dev_drv[i];
603 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
605 struct rk_fb *inf = NULL;
606 struct rk_lcdc_driver *dev_drv = NULL;
610 inf = platform_get_drvdata(fb_pdev);
614 for (i = 0; i < inf->num_lcdc; i++) {
615 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
616 dev_drv = inf->lcdc_dev_drv[i];
624 static __maybe_unused struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
626 struct rk_fb *inf = NULL;
627 struct rk_lcdc_driver *dev_drv = NULL;
631 inf = platform_get_drvdata(fb_pdev);
635 for (i = 0; i < inf->num_lcdc; i++) {
636 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
637 dev_drv = inf->lcdc_dev_drv[i];
646 * get one frame time of the prmry screen, unit: us
648 u32 rk_fb_get_prmry_screen_ft(void)
650 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
651 uint32_t htotal, vtotal, pixclock_ps;
652 u64 pix_total, ft_us;
654 if (unlikely(!dev_drv))
657 pixclock_ps = dev_drv->pixclock;
659 vtotal = (dev_drv->cur_screen->mode.upper_margin +
660 dev_drv->cur_screen->mode.lower_margin +
661 dev_drv->cur_screen->mode.yres +
662 dev_drv->cur_screen->mode.vsync_len);
663 htotal = (dev_drv->cur_screen->mode.left_margin +
664 dev_drv->cur_screen->mode.right_margin +
665 dev_drv->cur_screen->mode.xres +
666 dev_drv->cur_screen->mode.hsync_len);
667 pix_total = htotal * vtotal;
668 ft_us = pix_total * pixclock_ps;
669 do_div(ft_us, 1000000);
670 if (dev_drv->frame_time.ft == 0)
671 dev_drv->frame_time.ft = ft_us;
673 ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
675 ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
677 dev_drv->frame_time.ft = ft_us;
679 return dev_drv->frame_time.ft;
683 * get the vblanking time of the prmry screen, unit: us
685 u32 rk_fb_get_prmry_screen_vbt(void)
687 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
688 uint32_t htotal, vblank, pixclock_ps;
689 u64 pix_blank, vbt_us;
691 if (unlikely(!dev_drv))
694 pixclock_ps = dev_drv->pixclock;
696 htotal = (dev_drv->cur_screen->mode.left_margin +
697 dev_drv->cur_screen->mode.right_margin +
698 dev_drv->cur_screen->mode.xres +
699 dev_drv->cur_screen->mode.hsync_len);
700 vblank = (dev_drv->cur_screen->mode.upper_margin +
701 dev_drv->cur_screen->mode.lower_margin +
702 dev_drv->cur_screen->mode.vsync_len);
703 pix_blank = htotal * vblank;
704 vbt_us = pix_blank * pixclock_ps;
705 do_div(vbt_us, 1000000);
710 * get the frame done time of the prmry screen, unit: us
712 u64 rk_fb_get_prmry_screen_framedone_t(void)
714 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
716 if (unlikely(!dev_drv))
719 return dev_drv->frame_time.framedone_t;
723 * set prmry screen status
725 int rk_fb_set_prmry_screen_status(int status)
727 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
728 struct rk_screen *screen;
730 if (unlikely(!dev_drv))
733 screen = dev_drv->cur_screen;
735 case SCREEN_PREPARE_DDR_CHANGE:
736 if (screen->type == SCREEN_MIPI
737 || screen->type == SCREEN_DUAL_MIPI) {
738 if (dev_drv->trsm_ops->dsp_pwr_off)
739 dev_drv->trsm_ops->dsp_pwr_off();
742 case SCREEN_UNPREPARE_DDR_CHANGE:
743 if (screen->type == SCREEN_MIPI
744 || screen->type == SCREEN_DUAL_MIPI) {
745 if (dev_drv->trsm_ops->dsp_pwr_on)
746 dev_drv->trsm_ops->dsp_pwr_on();
756 u32 rk_fb_get_prmry_screen_pixclock(void)
758 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
760 if (unlikely(!dev_drv))
763 return dev_drv->pixclock;
766 int rk_fb_poll_prmry_screen_vblank(void)
768 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
770 if (likely(dev_drv)) {
771 if (dev_drv->ops->poll_vblank)
772 return dev_drv->ops->poll_vblank(dev_drv);
774 return RK_LF_STATUS_NC;
776 return RK_LF_STATUS_NC;
780 bool rk_fb_poll_wait_frame_complete(void)
782 uint32_t timeout = RK_LF_MAX_TIMEOUT;
783 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
785 if (likely(dev_drv)) {
786 if (dev_drv->ops->set_irq_to_cpu)
787 dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
790 if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
791 if (likely(dev_drv)) {
792 if (dev_drv->ops->set_irq_to_cpu)
793 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
797 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
799 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
801 if (likely(dev_drv)) {
802 if (dev_drv->ops->set_irq_to_cpu)
803 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
810 /* rk_fb_get_sysmmu_device_by_compatible()
811 * @compt: dts device compatible name
812 * return value: success: pointer to the device inside of platform device
815 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
817 struct device_node *dn = NULL;
818 struct platform_device *pd = NULL;
819 struct device *ret = NULL ;
821 dn = of_find_compatible_node(NULL, NULL, compt);
823 printk("can't find device node %s \r\n", compt);
827 pd = of_find_device_by_node(dn);
829 printk("can't find platform device in device node %s \r\n", compt);
837 #ifdef CONFIG_IOMMU_API
838 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
840 dev->archdata.iommu = sysmmu;
843 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
849 static int rk_fb_open(struct fb_info *info, int user)
851 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
852 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
855 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
857 /* if this win aready opened ,no need to reopen */
858 if (dev_drv->win[win_id]->state)
861 dev_drv->ops->open(dev_drv, win_id, 1);
865 static int rk_fb_close(struct fb_info *info, int user)
867 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
868 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
869 struct rk_lcdc_win *win = NULL;
870 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
873 win = dev_drv->win[win_id];
876 if (!fb_par->state) {
877 if (fb_par->fb_phy_base > 0)
878 info->fix.smem_start = fb_par->fb_phy_base;
879 info->var.xres = dev_drv->screen0->mode.xres;
880 info->var.yres = dev_drv->screen0->mode.yres;
882 info->var.grayscale |=
883 (info->var.xres << 8) + (info->var.yres << 20);
885 info->var.xres_virtual = info->var.xres;
886 info->var.yres_virtual = info->var.yres;
887 #if defined(CONFIG_LOGO_LINUX_BMP)
888 info->var.bits_per_pixel = 32;
890 info->var.bits_per_pixel = 16;
892 info->fix.line_length =
893 (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
894 info->var.width = dev_drv->screen0->width;
895 info->var.height = dev_drv->screen0->height;
896 info->var.pixclock = dev_drv->pixclock;
897 info->var.left_margin = dev_drv->screen0->mode.left_margin;
898 info->var.right_margin = dev_drv->screen0->mode.right_margin;
899 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
900 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
901 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
902 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
909 #if defined(FB_ROATE_BY_KERNEL)
911 #if defined(CONFIG_RK29_IPP)
912 static int get_ipp_format(int fmt)
914 int ipp_fmt = IPP_XRGB_8888;
916 case HAL_PIXEL_FORMAT_RGBX_8888:
917 case HAL_PIXEL_FORMAT_RGBA_8888:
918 case HAL_PIXEL_FORMAT_BGRA_8888:
919 case HAL_PIXEL_FORMAT_RGB_888:
920 ipp_fmt = IPP_XRGB_8888;
922 case HAL_PIXEL_FORMAT_RGB_565:
923 ipp_fmt = IPP_RGB_565;
925 case HAL_PIXEL_FORMAT_YCbCr_422_SP:
926 ipp_fmt = IPP_Y_CBCR_H2V1;
928 case HAL_PIXEL_FORMAT_YCrCb_NV12:
929 ipp_fmt = IPP_Y_CBCR_H2V2;
931 case HAL_PIXEL_FORMAT_YCrCb_444:
932 ipp_fmt = IPP_Y_CBCR_H1V1;
935 ipp_fmt = IPP_IMGTYPE_LIMIT;
942 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
943 int rotation, int fmt)
948 if (fmt == IPP_XRGB_8888) {
951 } else if (fmt == IPP_RGB_565) {
958 align16 -= 1; /*for YUV, 1 */
959 align64 -= 1; /*for YUV, 7 */
961 if (rotation == IPP_ROT_0) {
962 if (fmt > IPP_RGB_565) {
963 if ((*dst_w & 1) != 0)
965 if ((*dst_h & 1) != 0)
967 if (*dst_vir_w < *dst_w)
971 if ((*dst_w & align64) != 0)
972 *dst_w = (*dst_w + align64) & (~align64);
973 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
975 if (*dst_vir_w < *dst_w)
980 static void fb_copy_by_ipp(struct fb_info *dst_info,
981 struct fb_info *src_info)
983 struct rk29_ipp_req ipp_req;
984 uint32_t rotation = 0;
985 int dst_w, dst_h, dst_vir_w;
987 u8 data_format = (dst_info->var.nonstd) & 0xff;
988 struct rk_fb_par *fb_par = (struct rk_fb_par *)dst_info->par;
989 struct rk_lcdc_driver *ext_dev_drv = fb_par->lcdc_drv;
990 u16 orientation = ext_dev_drv->rotate_mode;
992 memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
994 switch (orientation) {
996 rotation = IPP_ROT_0;
999 rotation = IPP_ROT_90;
1002 rotation = IPP_ROT_180;
1005 rotation = IPP_ROT_270;
1008 rotation = IPP_ROT_270;
1012 dst_w = dst_info->var.xres;
1013 dst_h = dst_info->var.yres;
1014 dst_vir_w = dst_info->var.xres_virtual;
1015 ipp_fmt = get_ipp_format(data_format);
1016 ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
1017 ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
1018 ipp_req.src0.w = src_info->var.xres;
1019 ipp_req.src0.h = src_info->var.yres;
1020 ipp_req.src_vir_w = src_info->var.xres_virtual;
1021 ipp_req.src0.fmt = ipp_fmt;
1023 ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
1024 ipp_req.dst0.w = dst_w;
1025 ipp_req.dst0.h = dst_h;
1026 ipp_req.dst_vir_w = dst_vir_w;
1027 ipp_req.dst0.fmt = ipp_fmt;
1029 ipp_req.timeout = 100;
1030 ipp_req.flag = rotation;
1031 ipp_blit_sync(&ipp_req);
1036 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1037 static int get_rga_format(int fmt)
1043 rga_fmt = RK_FORMAT_RGBX_8888;
1046 rga_fmt = RK_FORMAT_RGBA_8888;
1049 rga_fmt = RK_FORMAT_BGRA_8888;
1052 rga_fmt = RK_FORMAT_RGB_888;
1055 rga_fmt = RK_FORMAT_RGB_565;
1058 rga_fmt = RK_FORMAT_YCbCr_422_SP;
1061 rga_fmt = RK_FORMAT_YCbCr_420_SP;
1064 rga_fmt = RK_FORMAT_RGBA_8888;
1071 static void rga_win_check(struct rk_lcdc_win *dst_win,
1072 struct rk_lcdc_win *src_win)
1076 format = get_rga_format(src_win->area[0].format);
1077 /* width and height must be even number */
1078 if (format >= RK_FORMAT_YCbCr_422_SP &&
1079 format <= RK_FORMAT_YCrCb_420_P) {
1080 if ((src_win->area[0].xact % 2) != 0)
1081 src_win->area[0].xact += 1;
1082 if ((src_win->area[0].yact % 2) != 0)
1083 src_win->area[0].yact += 1;
1085 if (src_win->area[0].xvir < src_win->area[0].xact)
1086 src_win->area[0].xvir = src_win->area[0].xact;
1087 if (src_win->area[0].yvir < src_win->area[0].yact)
1088 src_win->area[0].yvir = src_win->area[0].yact;
1090 format = get_rga_format(dst_win->area[0].format);
1091 if (format >= RK_FORMAT_YCbCr_422_SP &&
1092 format <= RK_FORMAT_YCrCb_420_P) {
1093 if ((dst_win->area[0].xact % 2) != 0)
1094 dst_win->area[0].xact += 1;
1095 if ((dst_win->area[0].yact % 2) != 0)
1096 dst_win->area[0].yact += 1;
1098 if (dst_win->area[0].xvir < dst_win->area[0].xact)
1099 dst_win->area[0].xvir = dst_win->area[0].xact;
1100 if (dst_win->area[0].yvir < dst_win->area[0].yact)
1101 dst_win->area[0].yvir = dst_win->area[0].yact;
1104 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1105 struct rk_lcdc_win *src_win,
1106 u16 orientation, int iommu_en)
1108 struct rga_req Rga_Request;
1112 memset(&Rga_Request, 0, sizeof(Rga_Request));
1113 rga_win_check(dst_win, src_win);
1115 switch (orientation) {
1117 Rga_Request.rotate_mode = 1;
1118 Rga_Request.sina = 65536;
1119 Rga_Request.cosa = 0;
1120 Rga_Request.dst.act_w = dst_win->area[0].yact;
1121 Rga_Request.dst.act_h = dst_win->area[0].xact;
1122 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1123 Rga_Request.dst.y_offset = 0;
1126 Rga_Request.rotate_mode = 1;
1127 Rga_Request.sina = 0;
1128 Rga_Request.cosa = -65536;
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;
1135 Rga_Request.rotate_mode = 1;
1136 Rga_Request.sina = -65536;
1137 Rga_Request.cosa = 0;
1138 Rga_Request.dst.act_w = dst_win->area[0].yact;
1139 Rga_Request.dst.act_h = dst_win->area[0].xact;
1140 Rga_Request.dst.x_offset = 0;
1141 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1144 Rga_Request.rotate_mode = 0;
1145 Rga_Request.dst.act_w = dst_win->area[0].xact;
1146 Rga_Request.dst.act_h = dst_win->area[0].yact;
1147 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1148 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1153 fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1154 Rga_Request.src.yrgb_addr = fd;
1155 fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1156 Rga_Request.dst.yrgb_addr = fd;
1158 Rga_Request.src.yrgb_addr = 0;
1159 Rga_Request.src.uv_addr =
1160 src_win->area[0].smem_start + src_win->area[0].y_offset;
1161 Rga_Request.src.v_addr = 0;
1163 Rga_Request.dst.yrgb_addr = 0;
1164 Rga_Request.dst.uv_addr =
1165 dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1166 Rga_Request.dst.v_addr = 0;
1168 Rga_Request.src.vir_w = src_win->area[0].xvir;
1169 Rga_Request.src.vir_h = src_win->area[0].yvir;
1170 Rga_Request.src.format = get_rga_format(src_win->area[0].format);
1171 Rga_Request.src.act_w = src_win->area[0].xact;
1172 Rga_Request.src.act_h = src_win->area[0].yact;
1173 Rga_Request.src.x_offset = 0;
1174 Rga_Request.src.y_offset = 0;
1176 Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1177 Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1178 Rga_Request.dst.format = get_rga_format(dst_win->area[0].format);
1180 Rga_Request.clip.xmin = 0;
1181 Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1182 Rga_Request.clip.ymin = 0;
1183 Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1184 Rga_Request.scale_mode = 0;
1185 #if defined(CONFIG_ROCKCHIP_IOMMU)
1187 Rga_Request.mmu_info.mmu_en = 1;
1188 Rga_Request.mmu_info.mmu_flag = 1;
1190 Rga_Request.mmu_info.mmu_en = 0;
1191 Rga_Request.mmu_info.mmu_flag = 0;
1194 Rga_Request.mmu_info.mmu_en = 0;
1195 Rga_Request.mmu_info.mmu_flag = 0;
1198 ret = rga_ioctl_kernel(&Rga_Request);
1202 * This function is used for copying fb by RGA Module
1203 * RGA only support copy RGB to RGB
1204 * RGA2 support copy RGB to RGB and YUV to YUV
1206 static void fb_copy_by_rga(struct fb_info *dst_info,
1207 struct fb_info *src_info)
1209 struct rk_fb_par *src_fb_par = (struct rk_fb_par *)src_info->par;
1210 struct rk_fb_par *dst_fb_par = (struct rk_fb_par *)dst_info->par;
1211 struct rk_lcdc_driver *dev_drv = src_fb_par->lcdc_drv;
1212 struct rk_lcdc_driver *ext_dev_drv = dst_fb_par->lcdc_drv;
1213 int win_id = 0, ext_win_id;
1214 struct rk_lcdc_win *src_win, *dst_win;
1216 win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1217 src_win = dev_drv->win[win_id];
1220 ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1221 dst_win = ext_dev_drv->win[ext_win_id];
1223 win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
1224 ext_dev_drv->iommu_enabled);
1228 static int rk_fb_rotate(struct fb_info *dst_info,
1229 struct fb_info *src_info)
1232 #if defined(CONFIG_RK29_IPP)
1233 fb_copy_by_ipp(dst_info, src_info);
1234 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1235 fb_copy_by_rga(dst_info, src_info);
1242 static int __maybe_unused rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1243 struct rk_lcdc_win *src_win,
1244 u16 rotate, int iommu_en)
1246 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1247 win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
1256 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1257 struct fb_info *info)
1259 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1260 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1261 struct fb_fix_screeninfo *fix = &info->fix;
1263 struct rk_lcdc_win *win = NULL;
1264 struct rk_screen *screen = dev_drv->cur_screen;
1265 u32 xoffset = var->xoffset;
1266 u32 yoffset = var->yoffset;
1267 u32 xvir = var->xres_virtual;
1270 u32 stride, uv_stride;
1273 u16 uv_x_off, uv_y_off, uv_y_act;
1276 if (dev_drv->suspend_flag)
1278 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1282 win = dev_drv->win[win_id];
1284 pixel_width = rk_fb_pixel_width(win->area[0].format);
1285 vir_width_bit = pixel_width * xvir;
1286 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1287 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1289 switch (win->area[0].format) {
1293 stride = stride_32bit_1;
1294 uv_stride = stride_32bit_1 >> 1;
1295 uv_x_off = xoffset >> 1;
1297 fix->line_length = stride;
1298 uv_y_act = win->area[0].yact >> 1;
1300 case YUV420: /* nv12 */
1301 case YUV420_NV21: /* nv21 */
1304 stride = stride_32bit_1;
1305 uv_stride = stride_32bit_1;
1307 uv_y_off = yoffset >> 1;
1308 fix->line_length = stride;
1309 uv_y_act = win->area[0].yact >> 1;
1314 stride = stride_32bit_1;
1315 uv_stride = stride_32bit_2;
1316 uv_x_off = xoffset * 2;
1318 fix->line_length = stride << 2;
1319 uv_y_act = win->area[0].yact;
1322 stride = stride_32bit_1; /* default rgb */
1323 fix->line_length = stride;
1327 /* x y mirror ,jump line */
1328 if ((screen->y_mirror == 1) ||
1329 (win->mirror_en == 1)) {
1330 if (screen->interlace == 1) {
1331 win->area[0].y_offset = yoffset * stride * 2 +
1332 ((win->area[0].yact - 1) * 2 + 1) * stride +
1333 xoffset * pixel_width / 8;
1335 win->area[0].y_offset = yoffset * stride +
1336 (win->area[0].yact - 1) * stride +
1337 xoffset * pixel_width / 8;
1340 if (screen->interlace == 1) {
1341 win->area[0].y_offset =
1342 yoffset * stride * 2 + xoffset * pixel_width / 8;
1344 win->area[0].y_offset =
1345 yoffset * stride + xoffset * pixel_width / 8;
1348 if (is_pic_yuv == 1) {
1349 if ((screen->y_mirror == 1) ||
1350 (win->mirror_en == 1)) {
1351 if (screen->interlace == 1) {
1352 win->area[0].c_offset =
1353 uv_y_off * uv_stride * 2 +
1354 ((uv_y_act - 1) * 2 + 1) * uv_stride +
1355 uv_x_off * pixel_width / 8;
1357 win->area[0].c_offset = uv_y_off * uv_stride +
1358 (uv_y_act - 1) * uv_stride +
1359 uv_x_off * pixel_width / 8;
1362 if (screen->interlace == 1) {
1363 win->area[0].c_offset =
1364 uv_y_off * uv_stride * 2 +
1365 uv_x_off * pixel_width / 8;
1367 win->area[0].c_offset =
1368 uv_y_off * uv_stride +
1369 uv_x_off * pixel_width / 8;
1374 win->area[0].smem_start = fix->smem_start;
1375 win->area[0].cbr_start = fix->mmio_start;
1376 win->area[0].state = 1;
1379 dev_drv->ops->pan_display(dev_drv, win_id);
1381 #ifdef CONFIG_FB_MIRRORING
1382 if (video_data_to_mirroring)
1383 video_data_to_mirroring(info, NULL);
1385 /*if not want the config effect,set reserved[3] bit[0] 1*/
1386 if (likely((var->reserved[3] & 0x1) == 0))
1387 dev_drv->ops->cfg_done(dev_drv);
1392 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1396 i = list_empty(&dev_drv->update_regs_list);
1397 j = list_empty(&dev_drv->saved_list);
1398 return i == j ? 0 : 1;
1401 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1403 int err = sync_fence_wait(fence, 1000);
1409 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1412 printk("error waiting on fence\n");
1415 static int rk_fb_copy_from_loader(struct fb_info *info)
1417 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1418 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1419 void *dst = info->screen_base;
1424 struct rk_lcdc_win *win;
1426 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1427 win = dev_drv->win[win_id];
1428 size = (win->area[0].xact) * (win->area[0].yact) << 2;
1429 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1430 src = dsp_addr[win_id];
1431 dev_info(info->dev, "copy fb data %d x %d from dst_addr:%08x\n",
1432 win->area[0].xact, win->area[0].yact, src);
1433 for (i = 0; i < size; i += PAGE_SIZE) {
1434 void *page = phys_to_page(i + src);
1435 void *from_virt = kmap(page);
1436 void *to_virt = dst + i;
1437 memcpy(to_virt, from_virt, PAGE_SIZE);
1439 dev_drv->ops->direct_set_addr(dev_drv, win_id,
1440 info->fix.smem_start);
1444 #ifdef CONFIG_ROCKCHIP_IOMMU
1445 static int g_last_addr[4][4];
1450 #define DUMP_CHUNK 256
1451 char buf[PAGE_SIZE];
1453 int rk_fb_sysmmu_fault_handler(struct device *dev,
1454 enum rk_iommu_inttype itype,
1455 unsigned long pgtable_base,
1456 unsigned long fault_addr, unsigned int status)
1458 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1460 static int page_fault_cnt;
1461 if ((page_fault_cnt++) >= 10)
1464 ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1465 fault_addr, pgtable_base, status);
1466 pr_info("last config addr:\n");
1467 for (i = 0; i < 4; i++) {
1468 for (j = 0; j < 4; j++)
1469 pr_info("win[%d],area[%d] = 0x%08x\n",
1470 i, j, g_last_addr[i][j]);
1472 pr_info("last freed buffer:\n");
1473 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1474 printk("%d:0x%08x\n", i, freed_addr[i]);
1475 printk("last timeout:%d\n", g_last_timeout);
1476 dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1477 for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1478 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1479 char c = buf[i + DUMP_CHUNK];
1480 buf[i + DUMP_CHUNK] = 0;
1481 pr_cont("%s", buf + i);
1482 buf[i + DUMP_CHUNK] = c;
1484 buf[PAGE_SIZE - 1] = 0;
1485 pr_cont("%s", buf + i);
1493 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1494 struct rk_fb_reg_win_data *reg_win_data)
1497 struct rk_fb_reg_area_data *area_data;
1498 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1500 for (i = 0; i < reg_win_data->area_num; i++) {
1501 area_data = ®_win_data->reg_area_data[i];
1502 index_buf = area_data->index_buf;
1503 #if defined(CONFIG_ROCKCHIP_IOMMU)
1504 if (dev_drv->iommu_enabled) {
1505 if ((rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
1506 (area_data->ion_handle != NULL))
1507 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1508 area_data->ion_handle);
1509 freed_addr[freed_index++] = area_data->smem_start;
1512 if (area_data->ion_handle != NULL)
1513 ion_free(rk_fb->ion_client, area_data->ion_handle);
1515 if (area_data->acq_fence)
1516 sync_fence_put(area_data->acq_fence);
1518 memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1521 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1522 struct rk_lcdc_win *win,
1523 struct rk_fb_reg_win_data *reg_win_data)
1526 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1527 struct rk_screen *cur_screen;
1528 struct rk_screen primary_screen;
1530 if (unlikely(!inf) || unlikely(!dev_drv) ||
1531 unlikely(!win) || unlikely(!reg_win_data))
1534 cur_screen = dev_drv->cur_screen;
1535 rk_fb_get_prmry_screen(&primary_screen);
1537 win->area_num = reg_win_data->area_num;
1538 win->id = reg_win_data->win_id;
1539 win->z_order = reg_win_data->z_order;
1541 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1543 win->area_num = reg_win_data->area_num;
1544 win->id = reg_win_data->win_id;
1545 win->z_order = reg_win_data->z_order;
1546 win->area[0].uv_vir_stride =
1547 reg_win_data->reg_area_data[0].uv_vir_stride;
1548 win->area[0].cbr_start =
1549 reg_win_data->reg_area_data[0].cbr_start;
1550 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1551 win->alpha_en = reg_win_data->alpha_en;
1552 win->alpha_mode = reg_win_data->alpha_mode;
1553 win->g_alpha_val = reg_win_data->g_alpha_val;
1554 win->mirror_en = reg_win_data->mirror_en;
1555 win->area[0].fbdc_en =
1556 reg_win_data->reg_area_data[0].fbdc_en;
1557 win->area[0].fbdc_cor_en =
1558 reg_win_data->reg_area_data[0].fbdc_cor_en;
1559 win->area[0].fbdc_data_format =
1560 reg_win_data->reg_area_data[0].fbdc_data_format;
1561 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1562 if (reg_win_data->reg_area_data[i].smem_start > 0) {
1563 win->area[i].format =
1564 reg_win_data->reg_area_data[i].data_format;
1565 if (inf->disp_policy != DISPLAY_POLICY_BOX)
1566 win->area[i].ion_hdl =
1567 reg_win_data->reg_area_data[i].ion_handle;
1568 win->area[i].smem_start =
1569 reg_win_data->reg_area_data[i].smem_start;
1570 if (inf->disp_mode == DUAL ||
1571 inf->disp_mode == NO_DUAL ||
1572 inf->disp_policy == DISPLAY_POLICY_BOX) {
1574 reg_win_data->reg_area_data[i].xpos;
1576 reg_win_data->reg_area_data[i].ypos;
1577 win->area[i].xsize =
1578 reg_win_data->reg_area_data[i].xsize;
1579 win->area[i].ysize =
1580 reg_win_data->reg_area_data[i].ysize;
1583 reg_win_data->reg_area_data[i].xpos *
1584 cur_screen->mode.xres /
1585 primary_screen.mode.xres;
1587 reg_win_data->reg_area_data[i].ypos *
1588 cur_screen->mode.yres /
1589 primary_screen.mode.yres;
1590 win->area[i].xsize =
1591 reg_win_data->reg_area_data[i].xsize *
1592 cur_screen->mode.xres /
1593 primary_screen.mode.xres;
1594 win->area[i].ysize =
1595 reg_win_data->reg_area_data[i].ysize *
1596 cur_screen->mode.yres /
1597 primary_screen.mode.yres;
1599 /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1600 if (inf->disp_mode == ONE_DUAL && hdmi_switch_state) {
1601 if (cur_screen->xsize > 0 &&
1602 cur_screen->xsize <= cur_screen->mode.xres) {
1604 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1605 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1606 win->area[i].xsize =
1607 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1609 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1611 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1612 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1613 win->area[i].ysize =
1614 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1619 reg_win_data->reg_area_data[i].xact;
1621 reg_win_data->reg_area_data[i].yact;
1623 reg_win_data->reg_area_data[i].xvir;
1625 reg_win_data->reg_area_data[i].yvir;
1627 reg_win_data->reg_area_data[i].xoff;
1629 reg_win_data->reg_area_data[i].yoff;
1630 win->area[i].y_offset =
1631 reg_win_data->reg_area_data[i].y_offset;
1632 win->area[i].y_vir_stride =
1633 reg_win_data->reg_area_data[i].y_vir_stride;
1634 win->area[i].state = 1;
1635 #if defined(CONFIG_ROCKCHIP_IOMMU)
1636 if (dev_drv->iommu_enabled)
1637 g_last_addr[win->id][i] = win->area[i].smem_start +
1638 win->area[i].y_offset;
1641 win->area[i].state = 0;
1642 #if defined(CONFIG_ROCKCHIP_IOMMU)
1643 if (dev_drv->iommu_enabled)
1644 g_last_addr[win->id][i] = -1;
1651 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1655 struct rk_fb_reg_win_data *win_data = NULL;
1656 for (i = 0; i < regs->win_num; i++) {
1657 if (regs->reg_win_data[i].win_id == win_id) {
1658 win_data = &(regs->reg_win_data[i]);
1666 static int rk_fb_reg_effect(struct rk_lcdc_driver *dev_drv,
1667 struct rk_fb_reg_data *regs,
1670 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1671 int i, j, wait_for_vsync = false;
1672 unsigned int dsp_addr[5][4];
1673 unsigned int area_support[5] = {1, 1, 1, 1, 1};
1676 if (dev_drv->ops->get_dsp_addr)
1677 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1679 if (dev_drv->ops->area_support_num)
1680 dev_drv->ops->area_support_num(dev_drv, area_support);
1682 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1683 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1684 (!strcmp(dev_drv->win[i]->name, "hwc")))
1687 for (j = 0;j < RK_WIN_MAX_AREA; j++) {
1688 if ((j > 0) && (area_support[i] == 1)) {
1691 if (dev_drv->win[i]->area[j].state == 1) {
1693 dev_drv->win[i]->area[j].smem_start +
1694 dev_drv->win[i]->area[j].y_offset;
1695 u32 reg_start = dsp_addr[i][j];
1696 if ((rk_fb->disp_policy ==
1697 DISPLAY_POLICY_BOX) &&
1698 (dev_drv->suspend_flag))
1700 if (unlikely(new_start != reg_start)) {
1701 wait_for_vsync = true;
1702 dev_info(dev_drv->dev,
1703 "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1704 i, new_start, reg_start, 101 - count);
1707 } else if (dev_drv->win[i]->area[j].state == 0) {
1708 if (dev_drv->ops->get_win_state) {
1710 dev_drv->ops->get_win_state(dev_drv, i, j);
1712 wait_for_vsync = true;
1715 pr_err("!!!win[%d]state:%d,error!!!\n",
1716 i, dev_drv->win[i]->state);
1721 return wait_for_vsync;
1724 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1725 struct rk_fb_reg_data *regs)
1728 struct rk_lcdc_win *win;
1729 ktime_t timestamp = dev_drv->vsync_info.timestamp;
1730 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1731 struct rk_fb_reg_win_data *win_data;
1732 bool wait_for_vsync;
1736 /* acq_fence wait */
1737 for (i = 0; i < regs->win_num; i++) {
1738 win_data = ®s->reg_win_data[i];
1739 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1740 if (win_data->reg_area_data[j].acq_fence) {
1741 /* printk("acq_fence wait!!!!!\n"); */
1742 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1747 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1748 win = dev_drv->win[i];
1749 win_data = rk_fb_get_win_data(regs, i);
1751 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1752 (win_data->reg_area_data[0].data_format == YUV420 ||
1753 win_data->reg_area_data[0].data_format == YUV420_NV21 ||
1754 win_data->reg_area_data[0].data_format == YUV420_A))
1756 mutex_lock(&dev_drv->win_config);
1757 rk_fb_update_win(dev_drv, win, win_data);
1759 dev_drv->ops->set_par(dev_drv, i);
1760 dev_drv->ops->pan_display(dev_drv, i);
1761 mutex_unlock(&dev_drv->win_config);
1765 #if defined(CONFIG_ROCKCHIP_IOMMU)
1766 if (dev_drv->iommu_enabled) {
1767 for (j = 0; j < 4; j++)
1768 g_last_addr[i][j] = -1;
1773 dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1774 dev_drv->ops->cfg_done(dev_drv);
1777 timestamp = dev_drv->vsync_info.timestamp;
1778 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1779 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1780 msecs_to_jiffies(50));
1782 wait_for_vsync = rk_fb_reg_effect(dev_drv, regs, count);
1783 } while (wait_for_vsync && count--);
1785 sw_sync_timeline_inc(dev_drv->timeline, 1);
1788 if (dev_drv->front_regs) {
1789 #if defined(CONFIG_ROCKCHIP_IOMMU)
1790 if (dev_drv->iommu_enabled) {
1791 if (dev_drv->ops->mmu_en)
1792 dev_drv->ops->mmu_en(dev_drv);
1794 g_last_timeout = timeout;
1798 mutex_lock(&dev_drv->front_lock);
1800 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
1801 win_data = &dev_drv->front_regs->reg_win_data[i];
1802 rk_fb_free_dma_buf(dev_drv, win_data);
1804 kfree(dev_drv->front_regs);
1806 mutex_unlock(&dev_drv->front_lock);
1808 #if defined(CONFIG_ROCKCHIP_IOMMU)
1809 if (dev_drv->iommu_enabled)
1810 freed_addr[freed_index] = 0xfefefefe;
1814 mutex_lock(&dev_drv->front_lock);
1816 dev_drv->front_regs = regs;
1818 mutex_unlock(&dev_drv->front_lock);
1820 trace_buffer_dump(&fb_pdev->dev, dev_drv);
1823 static void rk_fb_update_regs_handler(struct kthread_work *work)
1825 struct rk_lcdc_driver *dev_drv =
1826 container_of(work, struct rk_lcdc_driver, update_regs_work);
1827 struct rk_fb_reg_data *data, *next;
1829 mutex_lock(&dev_drv->update_regs_list_lock);
1830 dev_drv->saved_list = dev_drv->update_regs_list;
1831 list_replace_init(&dev_drv->update_regs_list, &dev_drv->saved_list);
1832 mutex_unlock(&dev_drv->update_regs_list_lock);
1834 list_for_each_entry_safe(data, next, &dev_drv->saved_list, list) {
1835 rk_fb_update_reg(dev_drv, data);
1836 list_del(&data->list);
1839 if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1840 wake_up(&dev_drv->update_regs_wait);
1843 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1844 struct rk_screen *screen)
1846 if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1847 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1848 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1849 pr_err("check config var fail 0:\n"
1850 "x_offset=%d,xact=%d,xvir=%d\n",
1851 area_par->x_offset, area_par->xact, area_par->xvir);
1855 if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1856 (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1857 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1858 pr_warn("check config var fail 1:\n"
1859 "xpos=%d,xsize=%d,xres=%d\n"
1860 "ypos=%d,ysize=%d,yres=%d\n",
1861 area_par->xpos, area_par->xsize, screen->mode.xres,
1862 area_par->ypos, area_par->ysize, screen->mode.yres);
1868 static int rk_fb_set_win_buffer(struct fb_info *info,
1869 struct rk_fb_win_par *win_par,
1870 struct rk_fb_reg_win_data *reg_win_data)
1872 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1873 struct fb_fix_screeninfo *fix = &info->fix;
1874 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1875 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1876 /*if hdmi size move to hwc,screen should point to cur_screen
1877 otherwise point to screen0[main screen]*/
1878 struct rk_screen *screen = dev_drv->cur_screen;/*screen0;*/
1879 struct fb_info *fbi;
1880 int i, ion_fd, acq_fence_fd;
1882 u32 xoffset, yoffset;
1884 struct ion_handle *hdl;
1890 u32 stride, uv_stride;
1893 u16 uv_x_off, uv_y_off, uv_y_act;
1895 u8 ppixel_a = 0, global_a = 0;
1896 ion_phys_addr_t phy_addr;
1900 reg_win_data->reg_area_data[0].smem_start = -1;
1901 reg_win_data->area_num = 0;
1902 fbi = rk_fb->fb[reg_win_data->win_id];
1903 if (win_par->area_par[0].phy_addr == 0) {
1904 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1905 ion_fd = win_par->area_par[i].ion_fd;
1908 ion_import_dma_buf(rk_fb->ion_client,
1911 pr_info("%s: Could not import handle:"
1912 " %ld\n", __func__, (long)hdl);
1913 /*return -EINVAL; */
1916 reg_win_data->reg_area_data[i].ion_handle = hdl;
1917 #ifndef CONFIG_ROCKCHIP_IOMMU
1918 ret = ion_phys(rk_fb->ion_client, hdl, &phy_addr,
1921 if (dev_drv->iommu_enabled)
1922 ret = ion_map_iommu(dev_drv->dev,
1925 (unsigned long *)&phy_addr,
1926 (unsigned long *)&len);
1928 ret = ion_phys(rk_fb->ion_client, hdl,
1932 dev_err(fbi->dev, "ion map to get phy addr failed\n");
1933 ion_free(rk_fb->ion_client, hdl);
1936 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1937 reg_win_data->area_num++;
1938 reg_win_data->area_buf_num++;
1939 reg_win_data->reg_area_data[i].index_buf = 1;
1940 reg_win_data->reg_area_data[i].buff_len = len;
1944 reg_win_data->reg_area_data[0].smem_start =
1945 win_par->area_par[0].phy_addr;
1946 reg_win_data->area_num = 1;
1947 reg_win_data->area_buf_num++;
1948 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
1951 if (reg_win_data->area_num == 0) {
1952 for (i = 0; i < RK_WIN_MAX_AREA; i++)
1953 reg_win_data->reg_area_data[i].smem_start = 0;
1954 reg_win_data->z_order = -1;
1955 reg_win_data->win_id = -1;
1959 for (i = 0; i < reg_win_data->area_num; i++) {
1960 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1961 index_buf = reg_win_data->reg_area_data[i].index_buf;
1962 if ((acq_fence_fd > 0) && (index_buf == 1)) {
1963 reg_win_data->reg_area_data[i].acq_fence =
1964 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1967 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1968 reg_win_data->z_order = win_par->z_order;
1969 reg_win_data->win_id = win_par->win_id;
1971 reg_win_data->z_order = -1;
1972 reg_win_data->win_id = -1;
1975 reg_win_data->mirror_en = win_par->mirror_en;
1976 for (i = 0; i < reg_win_data->area_num; i++) {
1977 /*rk_fb_check_config_var(&win_par->area_par[i], screen);*/
1979 fb_data_fmt = rk_fb_data_fmt(win_par->area_par[i].data_format, 0);
1980 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
1981 if (fb_data_fmt >= FBDC_RGB_565) {
1982 reg_win_data->reg_area_data[i].fbdc_en = 1;
1983 reg_win_data->reg_area_data[i].fbdc_cor_en = 1;
1985 reg_win_data->reg_area_data[i].fbdc_en = 0;
1986 reg_win_data->reg_area_data[i].fbdc_cor_en = 0;
1988 pixel_width = rk_fb_pixel_width(fb_data_fmt);
1990 ppixel_a |= ((fb_data_fmt == ARGB888) ||
1991 (fb_data_fmt == FBDC_ARGB_888) ||
1992 (fb_data_fmt == FBDC_ABGR_888) ||
1993 (fb_data_fmt == ABGR888)) ? 1 : 0;
1994 /* visiable pos in panel */
1995 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
1996 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1998 /* realy size in panel */
1999 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2000 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2002 /* realy size in panel */
2003 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2004 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2006 xoffset = win_par->area_par[i].x_offset; /* buf offset */
2007 yoffset = win_par->area_par[i].y_offset;
2008 reg_win_data->reg_area_data[i].xoff = xoffset;
2009 reg_win_data->reg_area_data[i].yoff = yoffset;
2011 xvir = win_par->area_par[i].xvir;
2012 reg_win_data->reg_area_data[i].xvir = xvir;
2013 yvir = win_par->area_par[i].yvir;
2014 reg_win_data->reg_area_data[i].yvir = yvir;
2016 vir_width_bit = pixel_width * xvir;
2017 /* pixel_width = byte_num*8 */
2018 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2019 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2021 stride = stride_32bit_1; /* default rgb */
2022 fix->line_length = stride;
2023 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2025 /* x y mirror ,jump line
2026 * reg_win_data->reg_area_data[i].y_offset =
2027 * yoffset*stride+xoffset*pixel_width/8;
2029 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2030 if (screen->interlace == 1) {
2031 reg_win_data->reg_area_data[i].y_offset =
2032 yoffset * stride * 2 +
2033 ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2034 xoffset * pixel_width / 8;
2036 reg_win_data->reg_area_data[i].y_offset =
2038 (reg_win_data->reg_area_data[i].yact - 1) * stride +
2039 xoffset * pixel_width / 8;
2042 if (screen->interlace == 1) {
2043 reg_win_data->reg_area_data[i].y_offset =
2044 yoffset * stride * 2 +
2045 xoffset * pixel_width / 8;
2047 reg_win_data->reg_area_data[i].y_offset =
2049 xoffset * pixel_width / 8;
2052 if ((fb_data_fmt != YUV420) &&
2053 (fb_data_fmt != YUV420_NV21) &&
2054 (fb_data_fmt != YUV422) &&
2055 (fb_data_fmt != YUV444) &&
2056 dev_drv->iommu_enabled) {
2057 buff_len = reg_win_data->reg_area_data[i].y_offset +
2058 reg_win_data->reg_area_data[i].xvir *
2059 reg_win_data->reg_area_data[i].yact *
2061 reg_win_data->reg_area_data[i].xoff*
2063 if (buff_len > reg_win_data->reg_area_data[i].buff_len)
2064 pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2066 "=buff_len[0x%x]>>mmu len=0x%x\n",
2068 reg_win_data->reg_area_data[i].xvir,
2069 reg_win_data->reg_area_data[i].yact,
2070 pixel_width, buff_len,
2071 reg_win_data->reg_area_data[i].buff_len);
2075 global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2076 reg_win_data->alpha_en = ppixel_a | global_a;
2077 reg_win_data->g_alpha_val = win_par->g_alpha_val;
2078 reg_win_data->alpha_mode = win_par->alpha_mode;
2080 switch (fb_data_fmt) {
2084 stride = stride_32bit_1;
2085 uv_stride = stride_32bit_1 >> 1;
2086 uv_x_off = xoffset >> 1;
2088 fix->line_length = stride;
2089 uv_y_act = win_par->area_par[0].yact >> 1;
2091 case YUV420: /* nv12 */
2092 case YUV420_NV21: /* nv21 */
2095 stride = stride_32bit_1;
2096 uv_stride = stride_32bit_1;
2098 uv_y_off = yoffset >> 1;
2099 fix->line_length = stride;
2100 uv_y_act = win_par->area_par[0].yact >> 1;
2105 stride = stride_32bit_1;
2106 uv_stride = stride_32bit_2;
2107 uv_x_off = xoffset * 2;
2109 fix->line_length = stride << 2;
2110 uv_y_act = win_par->area_par[0].yact;
2115 if (is_pic_yuv == 1) {
2116 reg_win_data->reg_area_data[0].cbr_start =
2117 reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2118 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2119 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2120 if (screen->interlace == 1) {
2121 reg_win_data->reg_area_data[0].c_offset =
2122 uv_y_off * uv_stride * 2 +
2123 ((uv_y_act - 1) * 2 + 1) * uv_stride +
2124 uv_x_off * pixel_width / 8;
2126 reg_win_data->reg_area_data[0].c_offset =
2127 uv_y_off * uv_stride +
2128 (uv_y_act - 1) * uv_stride +
2129 uv_x_off * pixel_width / 8;
2132 if (screen->interlace == 1) {
2133 reg_win_data->reg_area_data[0].c_offset =
2134 uv_y_off * uv_stride * 2 +
2135 uv_x_off * pixel_width / 8;
2137 reg_win_data->reg_area_data[0].c_offset =
2138 uv_y_off * uv_stride +
2139 uv_x_off * pixel_width / 8;
2142 buff_len = reg_win_data->reg_area_data[0].cbr_start +
2143 reg_win_data->reg_area_data[0].c_offset +
2144 reg_win_data->reg_area_data[0].xvir *
2145 reg_win_data->reg_area_data[0].yact *
2147 reg_win_data->reg_area_data[0].smem_start -
2148 reg_win_data->reg_area_data[0].xoff*
2150 if ((buff_len > reg_win_data->reg_area_data[0].buff_len) &&
2151 dev_drv->iommu_enabled)
2152 pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2154 "=buff_len[0x%x]>>mmu len=0x%x\n",
2156 reg_win_data->reg_area_data[0].xvir,
2157 reg_win_data->reg_area_data[0].yact,
2158 pixel_width, buff_len,
2159 reg_win_data->reg_area_data[0].buff_len);
2162 /* record buffer information for rk_fb_disp_scale to prevent fence timeout
2163 * because rk_fb_disp_scale will call function info->fbops->fb_set_par(info);
2165 info->var.yoffset = yoffset;
2166 info->var.xoffset = xoffset;
2170 static int rk_fb_set_win_config(struct fb_info *info,
2171 struct rk_fb_win_cfg_data *win_data)
2173 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2174 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2175 struct rk_fb_reg_data *regs;
2177 struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2178 struct sync_fence *retire_fence;
2179 struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2180 struct sync_pt *retire_sync_pt;
2181 char fence_name[20];
2183 int ret = 0, i, j = 0;
2184 int list_is_empty = 0;
2185 struct rk_screen *screen = dev_drv->cur_screen;
2187 mutex_lock(&dev_drv->output_lock);
2189 for (i = 0; i < 4; i++) {
2190 for (j = 0; j < 4; j++) {
2191 if (win_data->win_par[i].area_par[j].ion_fd > 0)
2192 ret += rk_fb_check_config_var(
2193 &win_data->win_par[i].area_par[j],
2197 if ((dev_drv->suspend_flag) || (dev_drv->hdmi_switch) || (ret < 0)) {
2198 dev_drv->timeline_max++;
2199 sw_sync_timeline_inc(dev_drv->timeline, 1);
2200 if (dev_drv->suspend_flag)
2201 pr_err("suspend_flag=%d\n", dev_drv->suspend_flag);
2202 else if (dev_drv->hdmi_switch)
2203 pr_err("hdmi switch = %d\n", dev_drv->hdmi_switch);
2205 pr_err("error config ,ignore\n");
2206 for (j = 0; j < RK_MAX_BUF_NUM; j++)
2207 win_data->rel_fence_fd[j] = -1;
2208 win_data->ret_fence_fd = -1;
2212 regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2214 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2219 for (i = 0,j = 0; i < dev_drv->lcdc_win_num; i++) {
2220 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2221 if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2222 ®s->reg_win_data[j])) {
2226 if (regs->reg_win_data[j].area_num > 0) {
2229 regs->reg_win_data[j].area_buf_num;
2233 printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2234 printk(KERN_INFO "i=%d,win_id=%d\n", i,
2235 win_data->win_par[i].win_id);
2239 if (regs->win_num <= 0)
2240 goto err_null_frame;
2242 dev_drv->timeline_max++;
2244 win_data->ret_fence_fd = get_unused_fd();
2245 if (win_data->ret_fence_fd < 0) {
2246 pr_err("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2247 win_data->ret_fence_fd = -1;
2251 for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2252 if (i < regs->buf_num) {
2253 sprintf(fence_name, "fence%d", i);
2254 win_data->rel_fence_fd[i] = get_unused_fd();
2255 if (win_data->rel_fence_fd[i] < 0) {
2256 printk(KERN_INFO "rel_fence_fd=%d\n",
2257 win_data->rel_fence_fd[i]);
2261 release_sync_pt[i] =
2262 sw_sync_pt_create(dev_drv->timeline,
2263 dev_drv->timeline_max);
2265 sync_fence_create(fence_name, release_sync_pt[i]);
2266 sync_fence_install(release_fence[i],
2267 win_data->rel_fence_fd[i]);
2269 win_data->rel_fence_fd[i] = -1;
2274 sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2275 retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2276 sync_fence_install(retire_fence, win_data->ret_fence_fd);
2278 for (i = 0; i < RK_MAX_BUF_NUM; i++)
2279 win_data->rel_fence_fd[i] = -1;
2281 win_data->ret_fence_fd = -1;
2283 if (dev_drv->wait_fs == 0) {
2284 mutex_lock(&dev_drv->update_regs_list_lock);
2285 list_add_tail(®s->list, &dev_drv->update_regs_list);
2286 mutex_unlock(&dev_drv->update_regs_list_lock);
2287 queue_kthread_work(&dev_drv->update_regs_worker,
2288 &dev_drv->update_regs_work);
2290 mutex_lock(&dev_drv->update_regs_list_lock);
2291 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2292 list_empty(&dev_drv->saved_list);
2293 mutex_unlock(&dev_drv->update_regs_list_lock);
2294 if (!list_is_empty) {
2295 ret = wait_event_timeout(dev_drv->update_regs_wait,
2296 list_empty(&dev_drv->update_regs_list) && list_empty(&dev_drv->saved_list),
2297 msecs_to_jiffies(60));
2299 rk_fb_update_reg(dev_drv, regs);
2301 printk("%s: wait update_regs_wait timeout\n", __func__);
2302 } else if (ret == 0) {
2303 rk_fb_update_reg(dev_drv, regs);
2308 mutex_unlock(&dev_drv->output_lock);
2311 for (j = 0; j < RK_MAX_BUF_NUM; j++)
2312 win_data->rel_fence_fd[j] = -1;
2313 win_data->ret_fence_fd = -1;
2314 pr_info("win num = %d,null frame\n", regs->win_num);
2317 mutex_unlock(&dev_drv->output_lock);
2323 static int cfgdone_distlist[10] = { 0 };
2325 static int cfgdone_index;
2326 static int cfgdone_lasttime;
2328 int rk_get_real_fps(int before)
2330 struct timespec now;
2336 int index = cfgdone_index;
2345 getnstimeofday(&now);
2346 dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2352 for (i = 0; i < 10; i++) {
2355 total += cfgdone_distlist[index];
2357 dist_first = cfgdone_distlist[index];
2358 if (total < (before * 1000)) {
2360 printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2362 dist_total += cfgdone_distlist[index];
2370 printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2372 dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2373 dist_total += dist_curr;
2377 fps = (1000000 * dist_count) / dist_total;
2382 printk("curr2 %d, fps=%d\n", dist_curr, fps);
2386 EXPORT_SYMBOL(rk_get_real_fps);
2389 #ifdef CONFIG_ROCKCHIP_IOMMU
2391 static struct ion_handle *ion_hanle[ION_MAX];
2392 static struct ion_handle *ion_hwc[1];
2394 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2397 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2398 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2399 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2400 struct fb_fix_screeninfo *fix = &info->fix;
2401 struct rk_lcdc_win *win;
2402 int enable; /* enable fb:1 enable;0 disable */
2403 int ovl; /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2404 int num_buf; /* buffer_number */
2406 struct rk_fb_win_cfg_data win_data;
2407 unsigned int dsp_addr[4][4];
2410 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2412 void __user *argp = (void __user *)arg;
2413 win = dev_drv->win[win_id];
2416 case RK_FBIOSET_HWC_ADDR:
2419 if (copy_from_user(hwc_phy, argp, 4))
2421 #ifdef CONFIG_ROCKCHIP_IOMMU
2422 if (!dev_drv->iommu_enabled) {
2424 fix->smem_start = hwc_phy[0];
2425 #ifdef CONFIG_ROCKCHIP_IOMMU
2428 struct ion_handle *hdl;
2429 ion_phys_addr_t phy_addr;
2432 usr_fd = hwc_phy[0];
2434 fix->smem_start = 0;
2435 fix->mmio_start = 0;
2436 dev_drv->ops->open(dev_drv, win_id, 0);
2440 if (ion_hwc[0] != 0) {
2441 ion_free(rk_fb->ion_client, ion_hwc[0]);
2445 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2447 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2452 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2453 (unsigned long *)&phy_addr,
2454 (unsigned long *)&len);
2456 dev_err(info->dev, "ion map to get hwc phy addr failed");
2457 ion_free(rk_fb->ion_client, hdl);
2460 fix->smem_start = phy_addr;
2466 case RK_FBIOSET_YUV_ADDR:
2470 if (copy_from_user(yuv_phy, argp, 8))
2472 #ifdef CONFIG_ROCKCHIP_IOMMU
2473 if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2475 fix->smem_start = yuv_phy[0];
2476 fix->mmio_start = yuv_phy[1];
2477 #ifdef CONFIG_ROCKCHIP_IOMMU
2479 int usr_fd, offset, tmp;
2480 struct ion_handle *hdl;
2481 ion_phys_addr_t phy_addr;
2484 usr_fd = yuv_phy[0];
2485 offset = yuv_phy[1] - yuv_phy[0];
2487 fix->smem_start = 0;
2488 fix->mmio_start = 0;
2492 if (ion_hanle[ION_MAX - 1] != 0) {
2493 /*ion_unmap_kernel(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2494 /*ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2495 ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2496 ion_hanle[ION_MAX - 1] = 0;
2499 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2501 dev_err(info->dev, "failed to get ion handle:%ld\n",
2506 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2507 (unsigned long *)&phy_addr,
2508 (unsigned long *)&len);
2510 dev_err(info->dev, "ion map to get phy addr failed");
2511 ion_free(rk_fb->ion_client, hdl);
2514 fix->smem_start = phy_addr;
2515 fix->mmio_start = phy_addr + offset;
2516 fix->smem_len = len;
2517 /*info->screen_base = ion_map_kernel(rk_fb->ion_client, hdl);*/
2520 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2521 ion_hanle[tmp] = ion_hanle[tmp - 1];
2527 case RK_FBIOSET_ENABLE:
2528 if (copy_from_user(&enable, argp, sizeof(enable)))
2530 if (enable && fb_par->state)
2534 dev_drv->ops->open(dev_drv, win_id, enable);
2536 case RK_FBIOGET_ENABLE:
2537 enable = dev_drv->ops->get_win_state(dev_drv, win_id, 0);
2538 if (copy_to_user(argp, &enable, sizeof(enable)))
2541 case RK_FBIOSET_OVERLAY_STA:
2542 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2544 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2546 case RK_FBIOGET_OVERLAY_STA:
2547 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2548 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2551 case RK_FBIOPUT_NUM_BUFFERS:
2552 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2554 dev_drv->num_buf = num_buf;
2556 case RK_FBIOSET_VSYNC_ENABLE:
2557 if (copy_from_user(&enable, argp, sizeof(enable)))
2559 dev_drv->vsync_info.active = enable;
2562 case RK_FBIOGET_DSP_ADDR:
2563 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2564 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2567 case RK_FBIOGET_LIST_STA:
2568 list_stat = rk_fb_get_list_stat(dev_drv);
2569 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2573 case RK_FBIOGET_IOMMU_STA:
2574 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2575 sizeof(dev_drv->iommu_enabled)))
2578 #if defined(CONFIG_ION_ROCKCHIP)
2579 case RK_FBIOSET_DMABUF_FD:
2582 struct ion_handle *hdl;
2583 ion_phys_addr_t phy_addr;
2585 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2587 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2588 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2589 fix->smem_start = phy_addr;
2592 case RK_FBIOGET_DMABUF_FD:
2596 if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2598 "get dma_buf fd failed,ion handle is err\n");
2599 return PTR_ERR(fb_par->ion_hdl);
2601 fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2605 "ion_share_dma_buf_fd failed\n");
2608 if (copy_to_user(argp, &fd, sizeof(fd)))
2613 case RK_FBIOSET_CLEAR_FB:
2614 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2616 case RK_FBIOSET_CONFIG_DONE:
2619 struct timespec now;
2621 getnstimeofday(&now);
2622 curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2623 cfgdone_distlist[cfgdone_index++] =
2624 curr - cfgdone_lasttime;
2626 printk("%d ", curr - cfgdone_lasttime);
2628 cfgdone_lasttime = curr;
2629 if (cfgdone_index >= 10)
2632 if (copy_from_user(&win_data,
2633 (struct rk_fb_win_cfg_data __user *)argp,
2634 sizeof(win_data))) {
2639 dev_drv->wait_fs = win_data.wait_fs;
2640 rk_fb_set_win_config(info, &win_data);
2642 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2643 &win_data, sizeof(win_data))) {
2647 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2649 if (dev_drv->uboot_logo)
2650 dev_drv->uboot_logo = 0;
2654 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2661 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2663 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2664 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2665 struct fb_fix_screeninfo *fix = &info->fix;
2667 #if defined(CONFIG_RK_HDMI)
2668 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2671 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2674 #if defined(CONFIG_RK_HDMI)
2675 if ((rk_fb->disp_mode == ONE_DUAL) &&
2676 (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2677 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2681 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2686 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2688 if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2689 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2690 ((16 != var->bits_per_pixel) &&
2691 (32 != var->bits_per_pixel) &&
2692 (24 != var->bits_per_pixel))) {
2693 dev_err(info->dev, "%s check var fail 1:\n"
2694 "xres_vir:%d>>yres_vir:%d\n"
2695 "xres:%d>>yres:%d\n"
2696 "bits_per_pixel:%d\n",
2700 var->xres, var->yres, var->bits_per_pixel);
2704 if (((var->xoffset + var->xres) > var->xres_virtual) ||
2705 ((var->yoffset + var->yres) > (var->yres_virtual))) {
2706 dev_err(info->dev, "%s check_var fail 2:\n"
2707 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2708 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2713 var->yoffset, var->yres, var->yres_virtual);
2720 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2721 size_t count, loff_t *ppos)
2723 unsigned long p = *ppos;
2726 int c, cnt = 0, err = 0;
2727 unsigned long total_size;
2728 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2729 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2730 struct rk_lcdc_win *win = NULL;
2733 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2737 win = dev_drv->win[win_id];
2739 /* only read the current frame buffer */
2740 if (win->area[0].format == RGB565) {
2741 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2742 } else if ((win->area[0].format == YUV420) ||
2743 (win->area[0].format == YUV420_NV21)) {
2745 (win->area[0].y_vir_stride * win->area[0].yact * 6);
2747 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2749 if (p >= total_size)
2752 if (count >= total_size)
2755 if (count + p > total_size)
2756 count = total_size - p;
2758 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2762 src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2765 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2767 fb_memcpy_fromfb(dst, src, c);
2771 if (copy_to_user(buf, buffer, c)) {
2783 return (err) ? err : cnt;
2786 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2787 size_t count, loff_t *ppos)
2789 unsigned long p = *ppos;
2792 int c, cnt = 0, err = 0;
2793 unsigned long total_size;
2794 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2795 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2796 struct rk_lcdc_win *win = NULL;
2799 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2803 win = dev_drv->win[win_id];
2805 /* write the current frame buffer */
2806 if (win->area[0].format == RGB565)
2807 total_size = win->area[0].xact * win->area[0].yact << 1;
2809 total_size = win->area[0].xact * win->area[0].yact << 2;
2814 if (count > total_size) {
2819 if (count + p > total_size) {
2823 count = total_size - p;
2826 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2830 dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2833 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2836 if (copy_from_user(src, buf, c)) {
2841 fb_memcpy_tofb(dst, src, c);
2852 return (cnt) ? cnt : err;
2855 static int rk_fb_set_par(struct fb_info *info)
2857 struct fb_var_screeninfo *var = &info->var;
2858 struct fb_fix_screeninfo *fix = &info->fix;
2859 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2860 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2861 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2862 struct rk_lcdc_win *win = NULL;
2863 struct rk_screen *screen = dev_drv->cur_screen;
2865 u32 cblen = 0, crlen = 0;
2866 u16 xsize = 0, ysize = 0; /* winx display window height/width --->LCDC_WINx_DSP_INFO */
2867 u32 xoffset = var->xoffset; /* offset from virtual to visible */
2868 u32 yoffset = var->yoffset;
2869 u16 xpos = (var->nonstd >> 8) & 0xfff; /*visiable pos in panel */
2870 u16 ypos = (var->nonstd >> 20) & 0xfff;
2871 u32 xvir = var->xres_virtual;
2872 u32 yvir = var->yres_virtual;
2873 u8 data_format = var->nonstd & 0xff;
2877 u32 stride, uv_stride;
2880 u16 uv_x_off, uv_y_off, uv_y_act;
2882 /*var->pixclock = dev_drv->pixclock;*/
2883 if (dev_drv->suspend_flag)
2885 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2889 win = dev_drv->win[win_id];
2891 /* if the application has specific the horizontal and vertical display size */
2892 if (var->grayscale >> 8) {
2893 xsize = (var->grayscale >> 8) & 0xfff;
2894 ysize = (var->grayscale >> 20) & 0xfff;
2895 if (xsize > screen->mode.xres)
2896 xsize = screen->mode.xres;
2897 if (ysize > screen->mode.yres)
2898 ysize = screen->mode.yres;
2899 } else { /*ohterwise full screen display */
2900 xsize = screen->mode.xres;
2901 ysize = screen->mode.yres;
2904 fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
2905 if (fb_data_fmt >= FBDC_RGB_565) {
2906 win->area[0].fbdc_en = 1;
2907 win->area[0].fbdc_cor_en = 1;
2909 win->area[0].fbdc_en = 0;
2910 win->area[0].fbdc_cor_en = 0;
2912 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2913 vir_width_bit = pixel_width * xvir;
2914 /* pixel_width = byte_num * 8 */
2915 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
2916 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
2918 switch (fb_data_fmt) {
2922 stride = stride_32bit_1;
2923 uv_stride = stride_32bit_1 >> 1;
2924 uv_x_off = xoffset >> 1;
2926 fix->line_length = stride;
2927 cblen = crlen = (xvir * yvir) >> 1;
2928 uv_y_act = win->area[0].yact >> 1;
2930 case YUV420: /* nv12 */
2931 case YUV420_NV21: /* nv21 */
2934 stride = stride_32bit_1;
2935 uv_stride = stride_32bit_1;
2937 uv_y_off = yoffset >> 1;
2938 fix->line_length = stride;
2939 cblen = crlen = (xvir * yvir) >> 2;
2940 uv_y_act = win->area[0].yact >> 1;
2945 stride = stride_32bit_1;
2946 uv_stride = stride_32bit_2;
2947 uv_x_off = xoffset * 2;
2949 fix->line_length = stride << 2;
2950 cblen = crlen = (xvir * yvir);
2951 uv_y_act = win->area[0].yact;
2954 stride = stride_32bit_1; /* default rgb */
2955 fix->line_length = stride;
2959 win->area[0].format = fb_data_fmt;
2960 win->area[0].y_vir_stride = stride >> 2;
2961 win->area[0].uv_vir_stride = uv_stride >> 2;
2962 win->area[0].xpos = xpos;
2963 win->area[0].ypos = ypos;
2964 win->area[0].xsize = xsize;
2965 win->area[0].ysize = ysize;
2966 win->area[0].xact = var->xres; /* winx active window height,is a wint of vir */
2967 win->area[0].yact = var->yres;
2968 win->area[0].xvir = var->xres_virtual; /* virtual resolution stride --->LCDC_WINx_VIR */
2969 win->area[0].yvir = var->yres_virtual;
2970 win->area[0].xoff = xoffset;
2971 win->area[0].yoff = yoffset;
2974 win->alpha_mode = 4; /* AB_SRC_OVER; */
2975 win->alpha_en = ((win->area[0].format == ARGB888) ||
2976 (win->area[0].format == FBDC_ARGB_888) ||
2977 (win->area[0].format == FBDC_ABGR_888) ||
2978 (win->area[0].format == ABGR888)) ? 1 : 0;
2979 win->g_alpha_val = 0;
2981 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
2982 (win->area[0].format == YUV420 ||
2983 win->area[0].format == YUV420_NV21 ||
2984 win->area[0].format == YUV420_A)) {
2988 dev_drv->ops->set_par(dev_drv, win_id);
2993 static inline unsigned int chan_to_field(unsigned int chan,
2994 struct fb_bitfield *bf)
2997 chan >>= 16 - bf->length;
2998 return chan << bf->offset;
3001 static int fb_setcolreg(unsigned regno,
3002 unsigned red, unsigned green, unsigned blue,
3003 unsigned transp, struct fb_info *info)
3007 switch (info->fix.visual) {
3008 case FB_VISUAL_TRUECOLOR:
3009 /* true-colour, use pseudo-palette */
3011 u32 *pal = info->pseudo_palette;
3012 val = chan_to_field(red, &info->var.red);
3013 val |= chan_to_field(green, &info->var.green);
3014 val |= chan_to_field(blue, &info->var.blue);
3019 return -1; /* unknown type */
3025 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3027 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3028 struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3029 struct ion_handle *handle = fb_par->ion_hdl;
3030 struct dma_buf *dma_buf = NULL;
3032 if (IS_ERR_OR_NULL(handle)) {
3033 dev_err(info->dev, "failed to get ion handle:%ld\n",
3037 dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3038 if (IS_ERR_OR_NULL(dma_buf)) {
3039 printk("get ion share dma buf failed\n");
3043 vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3045 return dma_buf_mmap(dma_buf, vma, 0);
3048 static struct fb_ops fb_ops = {
3049 .owner = THIS_MODULE,
3050 .fb_open = rk_fb_open,
3051 .fb_release = rk_fb_close,
3052 .fb_check_var = rk_fb_check_var,
3053 .fb_set_par = rk_fb_set_par,
3054 .fb_blank = rk_fb_blank,
3055 .fb_ioctl = rk_fb_ioctl,
3056 .fb_compat_ioctl = rk_fb_ioctl,
3057 .fb_pan_display = rk_fb_pan_display,
3058 .fb_read = rk_fb_read,
3059 .fb_write = rk_fb_write,
3060 .fb_setcolreg = fb_setcolreg,
3061 .fb_fillrect = cfb_fillrect,
3062 .fb_copyarea = cfb_copyarea,
3063 .fb_imageblit = cfb_imageblit,
3066 static struct fb_var_screeninfo def_var = {
3067 #if defined(CONFIG_LOGO_LINUX_BMP)
3071 .transp = {0, 0, 0},
3072 .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3077 .transp = {0, 0, 0},
3078 .nonstd = HAL_PIXEL_FORMAT_RGB_565, /* (ypos<<20+xpos<<8+format) format */
3080 .grayscale = 0, /* (ysize<<20+xsize<<8) */
3081 .activate = FB_ACTIVATE_NOW,
3083 .vmode = FB_VMODE_NONINTERLACED,
3086 static struct fb_fix_screeninfo def_fix = {
3087 .type = FB_TYPE_PACKED_PIXELS,
3092 .accel = FB_ACCEL_NONE,
3093 .visual = FB_VISUAL_TRUECOLOR,
3097 static int rk_fb_wait_for_vsync_thread(void *data)
3099 struct rk_lcdc_driver *dev_drv = data;
3100 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3101 struct fb_info *fbi = rk_fb->fb[0];
3103 while (!kthread_should_stop()) {
3104 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3105 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3106 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3107 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3110 sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3116 static ssize_t rk_fb_vsync_show(struct device *dev,
3117 struct device_attribute *attr, char *buf)
3119 struct fb_info *fbi = dev_get_drvdata(dev);
3120 struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3121 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3122 return scnprintf(buf, PAGE_SIZE, "%llu\n",
3123 ktime_to_ns(dev_drv->vsync_info.timestamp));
3126 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3129 * this two function is for other module that in the kernel which
3130 * need show image directly through fb
3131 * fb_id:we have 4 fb here,default we use fb0 for ui display
3133 struct fb_info *rk_get_fb(int fb_id)
3135 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3136 struct fb_info *fb = inf->fb[fb_id];
3139 EXPORT_SYMBOL(rk_get_fb);
3141 void rk_direct_fb_show(struct fb_info *fbi)
3144 rk_fb_pan_display(&fbi->var, fbi);
3146 EXPORT_SYMBOL(rk_direct_fb_show);
3148 int rk_fb_dpi_open(bool open)
3150 struct rk_lcdc_driver *dev_drv = NULL;
3151 dev_drv = rk_get_prmry_lcdc_drv();
3153 if (dev_drv->ops->dpi_open)
3154 dev_drv->ops->dpi_open(dev_drv, open);
3158 int rk_fb_dpi_win_sel(int win_id)
3160 struct rk_lcdc_driver *dev_drv = NULL;
3161 dev_drv = rk_get_prmry_lcdc_drv();
3163 if (dev_drv->ops->dpi_win_sel)
3164 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3168 int rk_fb_dpi_status(void)
3171 struct rk_lcdc_driver *dev_drv = NULL;
3173 dev_drv = rk_get_prmry_lcdc_drv();
3174 if (dev_drv->ops->dpi_status)
3175 ret = dev_drv->ops->dpi_status(dev_drv);
3181 * function: this function will be called by display device, enable/disable lcdc
3182 * @screen: screen timing to be set to lcdc
3183 * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3184 * @lcdc_id: the lcdc id the display device attached ,0 or 1
3186 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3188 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3189 struct fb_info *info = NULL;
3190 struct rk_fb_par *fb_par = NULL;
3191 struct rk_lcdc_driver *dev_drv = NULL;
3194 static bool load_screen = false;
3197 if (unlikely(!rk_fb) || unlikely(!screen))
3200 /* get lcdc driver */
3201 sprintf(name, "lcdc%d", lcdc_id);
3202 if (rk_fb->disp_mode != DUAL)
3203 dev_drv = rk_fb->lcdc_dev_drv[0];
3205 dev_drv = rk_get_lcdc_drv(name);
3207 if (dev_drv == NULL) {
3208 printk(KERN_ERR "%s driver not found!", name);
3211 if (screen->type == SCREEN_HDMI)
3212 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3214 else if (screen->type == SCREEN_TVOUT ||
3215 screen->type == SCREEN_TVOUT_TEST )
3216 printk("cvbs %s lcdc%d\n", enable ? "connect to" : "remove from",
3218 if (enable == 2 /*&& dev_drv->enable*/)
3220 pr_info("switch:en=%d,lcdc_id=%d,screen type=%d,cur type=%d\n",
3221 enable, lcdc_id, screen->type, dev_drv->cur_screen->type);
3223 mutex_lock(&dev_drv->switch_screen);
3224 hdmi_switch_state = 0;
3225 dev_drv->hdmi_switch = 1;
3227 envp[0] = "switch screen";
3228 envp[1] = kmalloc(32, GFP_KERNEL);
3229 if (envp[1] == NULL) {
3230 pr_err("switch screen kmalloc envp[1] fail\n");
3231 mutex_unlock(&dev_drv->switch_screen);
3234 sprintf(envp[1], "SCREEN=%d,ENABLE=%d", screen->type, enable);
3237 if ((rk_fb->disp_mode == ONE_DUAL) ||
3238 (rk_fb->disp_mode == NO_DUAL)) {
3239 if ((dev_drv->ops->backlight_close) &&
3240 (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3241 (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))
3242 dev_drv->ops->backlight_close(dev_drv, 1);
3243 if ((dev_drv->ops->set_screen_scaler) &&
3244 (rk_fb->disp_mode == ONE_DUAL))
3245 dev_drv->ops->set_screen_scaler(dev_drv,
3246 dev_drv->screen0, 0);
3249 /* if screen type is different, we do not disable lcdc. */
3250 if (dev_drv->cur_screen->type != screen->type) {
3251 dev_drv->hdmi_switch = 0;
3252 mutex_unlock(&dev_drv->switch_screen);
3257 /* if used one lcdc to dual disp, no need to close win */
3258 if ((rk_fb->disp_mode == ONE_DUAL) ||
3259 ((rk_fb->disp_mode == NO_DUAL) &&
3260 (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3261 (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))) {
3262 dev_drv->cur_screen = dev_drv->screen0;
3263 dev_drv->ops->load_screen(dev_drv, 1);
3264 /* force modify dsp size */
3265 info = rk_fb->fb[dev_drv->fb_index_base];
3266 info->var.grayscale &= 0xff;
3267 info->var.grayscale |=
3268 (dev_drv->cur_screen->mode.xres << 8) +
3269 (dev_drv->cur_screen->mode.yres << 20);
3270 mutex_lock(&dev_drv->win_config);
3271 info->var.yoffset = 0;
3272 info->fbops->fb_set_par(info);
3273 info->fbops->fb_pan_display(&info->var, info);
3274 mutex_unlock(&dev_drv->win_config);
3277 * if currently is loader display, black until new
3280 if (dev_drv->uboot_logo) {
3281 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3282 if (dev_drv->win[i] && dev_drv->win[i]->state)
3283 dev_drv->ops->open(dev_drv, i, 0);
3287 /*if (dev_drv->ops->dsp_black)
3288 dev_drv->ops->dsp_black(dev_drv, 0);*/
3289 if ((dev_drv->ops->backlight_close) &&
3290 (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3291 (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))
3292 dev_drv->ops->backlight_close(dev_drv, 0);
3293 } else if (rk_fb->num_lcdc > 1) {
3294 /* If there is more than one lcdc device, we disable
3295 the layer which attached to this device */
3296 dev_drv->suspend_flag = 1;
3297 flush_kthread_worker(&dev_drv->update_regs_worker);
3298 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3299 if (dev_drv->win[i] && dev_drv->win[i]->state)
3300 dev_drv->ops->open(dev_drv, i, 0);
3303 kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3306 hdmi_switch_state = 0;
3307 dev_drv->hdmi_switch = 0;
3308 mutex_unlock(&dev_drv->switch_screen);
3311 if (dev_drv->screen1)
3312 dev_drv->cur_screen = dev_drv->screen1;
3314 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3315 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3316 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3317 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3318 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3320 if (!dev_drv->uboot_logo || load_screen) {
3321 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3322 info = rk_fb->fb[dev_drv->fb_index_base + i];
3323 fb_par = (struct rk_fb_par *)info->par;
3324 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3325 if (dev_drv->win[win_id]) {
3326 if (fb_par->state) {
3327 dev_drv->ops->load_screen(dev_drv, 1);
3329 info->var.activate |= FB_ACTIVATE_FORCE;
3330 if (rk_fb->disp_mode == ONE_DUAL) {
3331 info->var.grayscale &= 0xff;
3332 info->var.grayscale |=
3333 (dev_drv->cur_screen->xsize << 8) +
3334 (dev_drv->cur_screen->ysize << 20);
3336 if (dev_drv->uboot_logo) {
3337 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3338 if (dev_drv->win[i] && dev_drv->win[i]->state)
3339 dev_drv->ops->open(dev_drv, i, 0);
3341 } else if (!dev_drv->win[win_id]->state) {
3342 dev_drv->ops->open(dev_drv, win_id, 1);
3343 dev_drv->suspend_flag = 0;
3344 mutex_lock(&dev_drv->win_config);
3345 info->var.yoffset = 0;
3346 info->fbops->fb_set_par(info);
3347 info->fbops->fb_pan_display(&info->var, info);
3348 mutex_unlock(&dev_drv->win_config);
3354 kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3357 hdmi_switch_state = 1;
3358 dev_drv->hdmi_switch = 0;
3359 if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3360 if ((dev_drv->ops->set_screen_scaler) &&
3361 (rk_fb->disp_mode == ONE_DUAL))
3362 dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
3363 /*if (dev_drv->ops->dsp_black)
3364 dev_drv->ops->dsp_black(dev_drv, 0);*/
3365 if ((dev_drv->ops->backlight_close) &&
3366 (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3367 (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP) &&
3368 (rk_fb->disp_mode == ONE_DUAL))
3369 dev_drv->ops->backlight_close(dev_drv, 0);
3371 mutex_unlock(&dev_drv->switch_screen);
3376 * function:this function current only called by hdmi for
3378 * scale_x: scale rate of x resolution
3379 * scale_y: scale rate of y resolution
3380 * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3382 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3384 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3385 struct fb_info *info = NULL;
3386 struct fb_info *pmy_info = NULL;
3387 struct fb_var_screeninfo *var = NULL;
3388 struct rk_lcdc_driver *dev_drv = NULL;
3389 u16 screen_x, screen_y;
3392 struct rk_screen primary_screen;
3393 rk_fb_get_prmry_screen(&primary_screen);
3394 if (primary_screen.type == SCREEN_HDMI) {
3397 pr_err("fuck not be hear--%s\n",__func__);
3400 sprintf(name, "lcdc%d", lcdc_id);
3402 if (inf->disp_mode == DUAL) {
3403 dev_drv = rk_get_lcdc_drv(name);
3404 if (dev_drv == NULL) {
3405 printk(KERN_ERR "%s driver not found!", name);
3409 dev_drv = inf->lcdc_dev_drv[0];
3412 if (inf->num_lcdc == 1) {
3414 } else if (inf->num_lcdc == 2) {
3415 info = inf->fb[dev_drv->lcdc_win_num];
3416 pmy_info = inf->fb[0];
3420 screen_x = dev_drv->cur_screen->mode.xres;
3421 screen_y = dev_drv->cur_screen->mode.yres;
3423 if (inf->disp_mode != DUAL && dev_drv->screen1) {
3424 dev_drv->cur_screen->xpos =
3425 (screen_x - screen_x * scale_x / 100) >> 1;
3426 dev_drv->cur_screen->ypos =
3427 (screen_y - screen_y * scale_y / 100) >> 1;
3428 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3429 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3431 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3432 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3433 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3434 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3435 if (inf->disp_mode == ONE_DUAL) {
3436 var->nonstd &= 0xff;
3437 var->nonstd |= (xpos << 8) + (ypos << 20);
3438 var->grayscale &= 0xff;
3440 (dev_drv->cur_screen->xsize << 8) +
3441 (dev_drv->cur_screen->ysize << 20);
3445 mutex_lock(&dev_drv->win_config);
3446 info->fbops->fb_set_par(info);
3447 dev_drv->ops->cfg_done(dev_drv);
3448 mutex_unlock(&dev_drv->win_config);
3453 #if defined(CONFIG_ION_ROCKCHIP)
3454 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3455 struct rk_lcdc_win *win,
3456 unsigned long fb_mem_size)
3458 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3459 struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3460 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3461 struct ion_handle *handle;
3462 ion_phys_addr_t phy_addr;
3466 if (dev_drv->iommu_enabled)
3467 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3468 ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3470 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3471 ION_HEAP(ION_CMA_HEAP_ID), 0);
3472 if (IS_ERR(handle)) {
3473 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3478 fb_par->ion_hdl = handle;
3479 win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3480 if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3481 printk("ion_share_dma_buf() failed\n");
3482 goto err_share_dma_buf;
3484 win->area[0].ion_hdl = handle;
3485 if (dev_drv->prop == PRMRY)
3486 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3487 #ifdef CONFIG_ROCKCHIP_IOMMU
3488 if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3489 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3490 (unsigned long *)&phy_addr,
3491 (unsigned long *)&len);
3493 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3495 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3498 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3499 goto err_share_dma_buf;
3501 fbi->fix.smem_start = phy_addr;
3502 fbi->fix.smem_len = len;
3503 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3507 ion_free(rk_fb->ion_client, handle);
3512 static int rk_fb_alloc_buffer(struct fb_info *fbi)
3514 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3515 struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3516 struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3517 struct rk_lcdc_win *win = NULL;
3520 unsigned long fb_mem_size;
3521 #if !defined(CONFIG_ION_ROCKCHIP)
3522 dma_addr_t fb_mem_phys;
3526 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3530 win = dev_drv->win[win_id];
3532 if (!strcmp(fbi->fix.id, "fb0")) {
3533 fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3534 #if defined(CONFIG_ION_ROCKCHIP)
3535 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3538 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3539 &fb_mem_phys, GFP_KERNEL);
3541 pr_err("%s: Failed to allocate framebuffer\n",
3545 fbi->fix.smem_len = fb_mem_size;
3546 fbi->fix.smem_start = fb_mem_phys;
3547 fbi->screen_base = fb_mem_virt;
3549 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3551 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3552 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3553 fbi->screen_base = rk_fb->fb[0]->screen_base;
3556 fbi->screen_size = fbi->fix.smem_len;
3557 fb_par->fb_phy_base = fbi->fix.smem_start;
3558 fb_par->fb_virt_base = fbi->screen_base;
3559 fb_par->fb_size = fbi->fix.smem_len;
3561 pr_info("%s:phy:%lx>>vir:%p>>len:0x%x\n", fbi->fix.id,
3562 fbi->fix.smem_start, fbi->screen_base,
3568 static int rk_release_fb_buffer(struct fb_info *fbi)
3570 /* buffer for fb1 and fb3 are alloc by android */
3571 if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3573 iounmap(fbi->screen_base);
3574 release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3579 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3580 struct rk_lcdc_win *def_win)
3583 int lcdc_win_num = dev_drv->lcdc_win_num;
3585 for (i = 0; i < lcdc_win_num; i++) {
3586 struct rk_lcdc_win *win = NULL;
3587 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3589 dev_err(dev_drv->dev, "kzmalloc for win fail!");
3593 strcpy(win->name, def_win[i].name);
3594 win->id = def_win[i].id;
3595 win->support_3d = def_win[i].support_3d;
3596 dev_drv->win[i] = win;
3602 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3603 struct rk_lcdc_win *def_win, int index)
3605 struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3606 struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3607 sizeof(struct rk_screen),
3611 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3616 screen->screen_id = 0;
3617 screen->lcdc_id = dev_drv->id;
3618 screen->overscan.left = 100;
3619 screen->overscan.top = 100;
3620 screen->overscan.right = 100;
3621 screen->overscan.bottom = 100;
3623 screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3624 screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3626 dev_drv->screen0 = screen;
3627 dev_drv->cur_screen = screen;
3628 /* devie use one lcdc + rk61x scaler for dual display */
3629 if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3630 struct rk_screen *screen1 =
3631 devm_kzalloc(dev_drv->dev,
3632 sizeof(struct rk_screen),
3635 dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3639 screen1->screen_id = 1;
3640 screen1->lcdc_id = 1;
3641 dev_drv->screen1 = screen1;
3643 sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3644 init_lcdc_win(dev_drv, def_win);
3645 init_completion(&dev_drv->frame_done);
3646 spin_lock_init(&dev_drv->cpl_lock);
3647 mutex_init(&dev_drv->fb_win_id_mutex);
3648 mutex_init(&dev_drv->win_config);
3649 mutex_init(&dev_drv->front_lock);
3650 mutex_init(&dev_drv->switch_screen);
3651 dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
3652 dev_drv->first_frame = 1;
3653 dev_drv->overscan.left = 100;
3654 dev_drv->overscan.top = 100;
3655 dev_drv->overscan.right = 100;
3656 dev_drv->overscan.bottom = 100;
3657 rk_disp_pwr_ctr_parse_dt(dev_drv);
3658 if (dev_drv->prop == PRMRY) {
3659 rk_fb_set_prmry_screen(screen);
3660 rk_fb_get_prmry_screen(screen);
3662 dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3663 if (dev_drv->prop != PRMRY)
3664 rk_fb_get_prmry_screen(screen);
3665 dev_drv->output_color = screen->color_mode;
3670 #ifdef CONFIG_LOGO_LINUX_BMP
3671 static struct linux_logo *bmp_logo;
3672 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3674 bmp_logo = fb_find_logo(24);
3675 if (bmp_logo == NULL) {
3676 printk(KERN_INFO "%s error\n", __func__);
3682 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3684 unsigned char *src = bmp_logo->data;
3685 unsigned char *dst = info->screen_base;
3687 unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3688 unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3690 for (i = 0; i < Needheight; i++)
3691 memcpy(dst + info->var.xres * i * 4,
3692 src + bmp_logo->width * i * 4, Needwidth * 4);
3697 * check if the primary lcdc has registerd,
3698 * the primary lcdc mas register first
3700 bool is_prmry_rk_lcdc_registered(void)
3702 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3704 if (rk_fb->lcdc_dev_drv[0])
3710 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3711 struct rk_lcdc_win *win, int id)
3713 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3714 struct fb_info *fbi;
3715 struct rk_fb_par *fb_par = NULL;
3716 int i = 0, ret = 0, index = 0;
3718 if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3721 for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3722 if (!rk_fb->lcdc_dev_drv[i]) {
3723 rk_fb->lcdc_dev_drv[i] = dev_drv;
3724 rk_fb->lcdc_dev_drv[i]->id = id;
3731 init_lcdc_device_driver(rk_fb, win, index);
3732 dev_drv->fb_index_base = rk_fb->num_fb;
3733 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3734 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3736 dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3739 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
3742 dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
3746 fb_par->id = rk_fb->num_fb;
3747 fb_par->lcdc_drv = dev_drv;
3748 fbi->par = (void *)fb_par;
3751 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3752 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3753 fbi->var.grayscale |=
3754 (fbi->var.xres << 8) + (fbi->var.yres << 20);
3755 #if defined(CONFIG_LOGO_LINUX_BMP)
3756 fbi->var.bits_per_pixel = 32;
3758 fbi->var.bits_per_pixel = 16;
3760 fbi->fix.line_length =
3761 (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3762 fbi->var.width = dev_drv->cur_screen->width;
3763 fbi->var.height = dev_drv->cur_screen->height;
3764 if (dev_drv->iommu_enabled)
3765 fb_ops.fb_mmap = rk_fb_mmap;
3766 fbi->fbops = &fb_ops;
3767 fbi->flags = FBINFO_FLAG_DEFAULT;
3768 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3769 ret = register_framebuffer(fbi);
3771 dev_err(&fb_pdev->dev,
3772 "%s fb%d register_framebuffer fail!\n",
3773 __func__, rk_fb->num_fb);
3776 rkfb_create_sysfs(fbi);
3777 rk_fb->fb[rk_fb->num_fb] = fbi;
3778 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3783 init_waitqueue_head(&dev_drv->vsync_info.wait);
3784 init_waitqueue_head(&dev_drv->update_regs_wait);
3785 ret = device_create_file(fbi->dev, &dev_attr_vsync);
3788 "failed to create vsync file\n");
3789 dev_drv->vsync_info.thread =
3790 kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
3792 if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3794 "failed to run vsync thread\n");
3795 dev_drv->vsync_info.thread = NULL;
3797 dev_drv->vsync_info.active = 1;
3799 mutex_init(&dev_drv->output_lock);
3801 INIT_LIST_HEAD(&dev_drv->update_regs_list);
3802 mutex_init(&dev_drv->update_regs_list_lock);
3803 init_kthread_worker(&dev_drv->update_regs_worker);
3805 dev_drv->update_regs_thread =
3806 kthread_run(kthread_worker_fn,
3807 &dev_drv->update_regs_worker, "rk-fb");
3808 if (IS_ERR(dev_drv->update_regs_thread)) {
3809 int err = PTR_ERR(dev_drv->update_regs_thread);
3810 dev_drv->update_regs_thread = NULL;
3812 printk("failed to run update_regs thread\n");
3815 init_kthread_work(&dev_drv->update_regs_work,
3816 rk_fb_update_regs_handler);
3819 sw_sync_timeline_create("fb-timeline");
3820 dev_drv->timeline_max = 1;
3824 /* show logo for primary display device */
3825 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
3826 if (dev_drv->prop == PRMRY) {
3830 struct fb_info *main_fbi = rk_fb->fb[0];
3831 main_fbi->fbops->fb_open(main_fbi, 1);
3832 main_fbi->var.pixclock = dev_drv->pixclock;
3833 #if defined(CONFIG_ROCKCHIP_IOMMU)
3834 if (dev_drv->iommu_enabled) {
3835 if (dev_drv->mmu_dev)
3836 rockchip_iovmm_set_fault_handler(dev_drv->dev,
3837 rk_fb_sysmmu_fault_handler);
3841 rk_fb_alloc_buffer(main_fbi); /* only alloc memory for main fb */
3842 dev_drv->uboot_logo = support_uboot_display();
3844 if (dev_drv->uboot_logo &&
3845 uboot_logo_offset && uboot_logo_base) {
3846 int width, height, bits;
3847 phys_addr_t start = uboot_logo_base + uboot_logo_offset;
3848 unsigned int size = uboot_logo_size - uboot_logo_offset;
3849 unsigned int nr_pages;
3850 struct page **pages;
3854 if (dev_drv->ops->get_dspbuf_info)
3855 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
3856 &yact, &format, &dsp_addr);
3857 nr_pages = size >> PAGE_SHIFT;
3858 pages = kzalloc(sizeof(struct page) * nr_pages,
3860 while (i < nr_pages) {
3861 pages[i] = phys_to_page(start);
3865 vaddr = vmap(pages, nr_pages, VM_MAP,
3866 pgprot_writecombine(PAGE_KERNEL));
3868 pr_err("failed to vmap phy addr 0x%lx\n",
3869 (long)(uboot_logo_base +
3870 uboot_logo_offset));
3874 if(bmpdecoder(vaddr, main_fbi->screen_base, &width,
3882 if (dev_drv->uboot_logo &&
3883 (width != xact || height != yact)) {
3884 pr_err("can't support uboot kernel logo use different size [%dx%d] != [%dx%d]\n",
3885 xact, yact, width, height);
3889 if (dev_drv->ops->post_dspbuf) {
3890 dev_drv->ops->post_dspbuf(dev_drv,
3891 main_fbi->fix.smem_start,
3892 rk_fb_data_fmt(0, bits),
3893 width, height, width * bits >> 5);
3895 if (dev_drv->iommu_enabled) {
3896 rk_fb_poll_wait_frame_complete();
3897 if (dev_drv->ops->mmu_en)
3898 dev_drv->ops->mmu_en(dev_drv);
3903 } else if (dev_drv->uboot_logo && uboot_logo_base) {
3904 u32 start = uboot_logo_base;
3905 u32 start_base = start;
3907 unsigned int nr_pages;
3908 struct page **pages;
3911 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
3914 logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
3915 if (logo_len > uboot_logo_size ||
3916 logo_len > main_fbi->fix.smem_len) {
3917 pr_err("logo size > uboot reserve buffer size\n");
3921 nr_pages = uboot_logo_size >> PAGE_SHIFT;
3922 pages = kzalloc(sizeof(struct page) * nr_pages,
3924 while (i < nr_pages) {
3925 pages[i] = phys_to_page(start);
3929 vaddr = vmap(pages, nr_pages, VM_MAP,
3930 pgprot_writecombine(PAGE_KERNEL));
3932 pr_err("failed to vmap phy addr 0x%x\n",
3937 memcpy(main_fbi->screen_base, vaddr, logo_len);
3942 dev_drv->ops->post_dspbuf(dev_drv,
3943 main_fbi->fix.smem_start,
3945 xact * rk_fb_pixel_width(format) >> 5);
3946 if (dev_drv->iommu_enabled) {
3947 rk_fb_poll_wait_frame_complete();
3948 if (dev_drv->ops->mmu_en)
3949 dev_drv->ops->mmu_en(dev_drv);
3954 if (dev_drv->iommu_enabled) {
3955 if (dev_drv->ops->mmu_en)
3956 dev_drv->ops->mmu_en(dev_drv);
3960 #if defined(CONFIG_LOGO)
3961 main_fbi->fbops->fb_set_par(main_fbi);
3962 #if defined(CONFIG_LOGO_LINUX_BMP)
3963 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3964 fb_set_cmap(&main_fbi->cmap, main_fbi);
3965 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3968 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3969 fb_set_cmap(&main_fbi->cmap, main_fbi);
3970 fb_show_logo(main_fbi, FB_ROTATE_UR);
3973 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3976 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
3977 extend_fbi->var.pixclock = rk_fb->fb[0]->var.pixclock;
3978 rk_fb_alloc_buffer(extend_fbi);
3984 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3986 struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3987 struct fb_info *fbi;
3988 int fb_index_base = dev_drv->fb_index_base;
3989 int fb_num = dev_drv->lcdc_win_num;
3992 if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3993 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3994 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3997 for (i = 0; i < fb_num; i++)
3998 kfree(dev_drv->win[i]);
4000 for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4001 fbi = fb_inf->fb[i];
4002 unregister_framebuffer(fbi);
4003 /* rk_release_fb_buffer(fbi); */
4004 framebuffer_release(fbi);
4006 fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4012 static int rk_fb_probe(struct platform_device *pdev)
4014 struct rk_fb *rk_fb = NULL;
4015 struct device_node *np = pdev->dev.of_node;
4019 dev_err(&pdev->dev, "Missing device tree node.\n");
4023 rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4025 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4028 platform_set_drvdata(pdev, rk_fb);
4030 if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4031 rk_fb->disp_mode = mode;
4034 dev_err(&pdev->dev, "no disp-mode node found!");
4038 if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4039 rk_fb->disp_policy = mode;
4040 pr_info("fb disp policy is %s\n", rk_fb->disp_policy ? "box":"sdk");
4043 if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4044 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
4046 dev_set_name(&pdev->dev, "rockchip-fb");
4047 #if defined(CONFIG_ION_ROCKCHIP)
4048 rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4049 if (IS_ERR(rk_fb->ion_client)) {
4050 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4051 return PTR_ERR(rk_fb->ion_client);
4053 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4058 dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4062 static int rk_fb_remove(struct platform_device *pdev)
4064 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4067 platform_set_drvdata(pdev, NULL);
4071 static void rk_fb_shutdown(struct platform_device *pdev)
4073 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4076 for (i = 0; i < rk_fb->num_lcdc; i++) {
4077 if (!rk_fb->lcdc_dev_drv[i])
4079 sw_sync_timeline_inc(rk_fb->lcdc_dev_drv[i]->timeline, 1);
4083 static const struct of_device_id rkfb_dt_ids[] = {
4084 {.compatible = "rockchip,rk-fb",},
4088 static struct platform_driver rk_fb_driver = {
4089 .probe = rk_fb_probe,
4090 .remove = rk_fb_remove,
4093 .owner = THIS_MODULE,
4094 .of_match_table = of_match_ptr(rkfb_dt_ids),
4096 .shutdown = rk_fb_shutdown,
4099 static int __init rk_fb_init(void)
4101 return platform_driver_register(&rk_fb_driver);
4104 static void __exit rk_fb_exit(void)
4106 platform_driver_unregister(&rk_fb_driver);
4109 fs_initcall(rk_fb_init);
4110 module_exit(rk_fb_exit);