2 * drivers/video/rockchip/rk_fb.c
4 * Copyright (C) ROCKCHIP, Inc.
5 * Author:yxj<yxj@rock-chips.com>
6 * This software is licensed under the terms of the GNU General Public
7 * License version 2, as published by the Free Software Foundation, and
8 * may be copied, distributed, and modified under those terms.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
16 #include <linux/module.h>
17 #include <linux/kernel.h>
18 #include <linux/errno.h>
19 #include <linux/string.h>
21 #include <linux/slab.h>
22 #include <linux/delay.h>
23 #include <linux/device.h>
24 #include <linux/kthread.h>
26 #include <linux/init.h>
27 #include <asm/div64.h>
28 #include <linux/uaccess.h>
29 #include <linux/rk_fb.h>
30 #include <linux/linux_logo.h>
31 #include <linux/dma-mapping.h>
33 #if defined(CONFIG_RK_HDMI)
34 #include "hdmi/rk_hdmi.h"
37 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
43 #include <linux/of_gpio.h>
44 #include <video/of_display_timing.h>
45 #include <video/display_timing.h>
46 #include <dt-bindings/rkfb/rk_fb.h>
49 #if defined(CONFIG_ION_ROCKCHIP)
50 #include <linux/rockchip_ion.h>
51 #include <linux/rockchip/iovmm.h>
52 #include <linux/rockchip/sysmmu.h>
53 #include <linux/dma-buf.h>
54 #include <linux/highmem.h>
58 static int hdmi_switch_complete;
59 static struct platform_device *fb_pdev;
60 struct list_head saved_list;
62 #if defined(CONFIG_FB_MIRRORING)
63 int (*video_data_to_mirroring) (struct fb_info *info, u32 yuv_phy[2]);
64 EXPORT_SYMBOL(video_data_to_mirroring);
67 struct rk_fb_reg_win_data g_reg_win_data[4];
68 static int g_last_win_num;
69 static int g_first_buf = 1;
70 static struct rk_fb_trsm_ops *trsm_lvds_ops;
71 static struct rk_fb_trsm_ops *trsm_edp_ops;
72 static struct rk_fb_trsm_ops *trsm_mipi_ops;
73 static int uboot_logo_on;
74 int support_uboot_display(void)
79 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
84 case SCREEN_DUAL_LVDS:
91 case SCREEN_DUAL_MIPI:
95 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
102 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
104 struct rk_fb_trsm_ops *ops;
108 case SCREEN_DUAL_LVDS:
115 case SCREEN_DUAL_MIPI:
120 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
127 int rk_fb_pixel_width(int data_format)
130 switch (data_format) {
153 printk(KERN_WARNING "%s:un supported format:0x%x\n",
154 __func__, data_format);
160 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
164 switch (data_format) {
165 case HAL_PIXEL_FORMAT_RGBX_8888:
166 fb_data_fmt = XBGR888;
168 case HAL_PIXEL_FORMAT_RGBA_8888:
169 fb_data_fmt = ABGR888;
171 case HAL_PIXEL_FORMAT_BGRA_8888:
172 fb_data_fmt = ARGB888;
174 case HAL_PIXEL_FORMAT_RGB_888:
175 fb_data_fmt = RGB888;
177 case HAL_PIXEL_FORMAT_RGB_565:
178 fb_data_fmt = RGB565;
180 case HAL_PIXEL_FORMAT_YCbCr_422_SP: /* yuv422 */
181 fb_data_fmt = YUV422;
183 case HAL_PIXEL_FORMAT_YCrCb_NV12: /* YUV420---uvuvuv */
184 fb_data_fmt = YUV420;
186 case HAL_PIXEL_FORMAT_YCrCb_444: /* yuv444 */
187 fb_data_fmt = YUV444;
189 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: /* yuv444 */
190 fb_data_fmt = YUV420_A;
192 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: /* yuv444 */
193 fb_data_fmt = YUV422_A;
195 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: /* yuv444 */
196 fb_data_fmt = YUV444_A;
199 printk(KERN_WARNING "%s:un supported format:0x%x\n",
200 __func__, data_format);
204 switch (bits_per_pixel) {
206 fb_data_fmt = ARGB888;
209 fb_data_fmt = RGB565;
213 "%s:un supported bits_per_pixel:%d\n", __func__,
222 * rk display power control parse from dts
224 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
226 struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
228 struct device_node *child;
229 struct rk_disp_pwr_ctr_list *pwr_ctr;
230 struct list_head *pos;
231 enum of_gpio_flags flags;
236 INIT_LIST_HEAD(&dev_drv->pwrlist_head);
238 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
243 for_each_child_of_node(root, child) {
244 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
246 strcpy(pwr_ctr->pwr_ctr.name, child->name);
247 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
249 pwr_ctr->pwr_ctr.type = GPIO;
250 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
251 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
252 dev_err(dev_drv->dev, "%s ivalid gpio\n",
256 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
257 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
260 dev_err(dev_drv->dev,
261 "request %s gpio fail:%d\n",
266 pwr_ctr->pwr_ctr.type = REGULATOR;
270 of_property_read_u32(child, "rockchip,delay", &val);
271 pwr_ctr->pwr_ctr.delay = val;
272 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
275 of_property_read_u32(root, "rockchip,debug", &debug);
278 list_for_each(pos, &dev_drv->pwrlist_head) {
279 pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
281 printk(KERN_INFO "pwr_ctr_name:%s\n"
286 pwr_ctr->pwr_ctr.name,
287 (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
288 pwr_ctr->pwr_ctr.gpio,
289 pwr_ctr->pwr_ctr.atv_val,
290 pwr_ctr->pwr_ctr.delay);
298 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
300 struct list_head *pos;
301 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
302 struct pwr_ctr *pwr_ctr;
303 if (list_empty(&dev_drv->pwrlist_head))
305 list_for_each(pos, &dev_drv->pwrlist_head) {
306 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
308 pwr_ctr = &pwr_ctr_list->pwr_ctr;
309 if (pwr_ctr->type == GPIO) {
310 gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
311 mdelay(pwr_ctr->delay);
318 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
320 struct list_head *pos;
321 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
322 struct pwr_ctr *pwr_ctr;
323 if (list_empty(&dev_drv->pwrlist_head))
325 list_for_each(pos, &dev_drv->pwrlist_head) {
326 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
328 pwr_ctr = &pwr_ctr_list->pwr_ctr;
329 if (pwr_ctr->type == GPIO)
330 gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
335 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
336 struct rk_screen *screen)
338 screen->mode.pixclock = dt->pixelclock.typ;
339 screen->mode.left_margin = dt->hback_porch.typ;
340 screen->mode.right_margin = dt->hfront_porch.typ;
341 screen->mode.xres = dt->hactive.typ;
342 screen->mode.hsync_len = dt->hsync_len.typ;
343 screen->mode.upper_margin = dt->vback_porch.typ;
344 screen->mode.lower_margin = dt->vfront_porch.typ;
345 screen->mode.yres = dt->vactive.typ;
346 screen->mode.vsync_len = dt->vsync_len.typ;
347 screen->type = dt->screen_type;
348 screen->lvds_format = dt->lvds_format;
349 screen->face = dt->face;
351 if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
352 screen->pin_dclk = 1;
354 screen->pin_dclk = 0;
355 if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
356 screen->pin_hsync = 1;
358 screen->pin_hsync = 0;
359 if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
360 screen->pin_vsync = 1;
362 screen->pin_vsync = 0;
363 if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
372 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
374 struct display_timings *disp_timing;
375 struct display_timing *dt;
376 disp_timing = of_get_display_timings(np);
378 pr_err("parse display timing err\n");
381 dt = display_timings_get(disp_timing, disp_timing->native_mode);
382 rk_fb_video_mode_from_timing(dt, screen);
387 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
390 unsigned long long hz;
392 printk(KERN_ERR "%s:null screen!\n", __func__);
395 x = screen->mode.xres + screen->mode.left_margin +
396 screen->mode.right_margin + screen->mode.hsync_len;
397 y = screen->mode.yres + screen->mode.upper_margin +
398 screen->mode.lower_margin + screen->mode.vsync_len;
400 hz = 1000000000000ULL; /* 1e12 picoseconds per second */
403 do_div(hz, x * y); /* divide by x * y with rounding */
406 do_div(hz, pixclock); /* divide by pixclock with rounding */
411 char *get_format_string(enum data_format format, char *fmt)
417 strcpy(fmt, "ARGB888");
420 strcpy(fmt, "RGB888");
423 strcpy(fmt, "RGB565");
426 strcpy(fmt, "YUV420");
429 strcpy(fmt, "YUV422");
432 strcpy(fmt, "YUV444");
435 strcpy(fmt, "YUV420_A");
438 strcpy(fmt, "YUV422_A");
441 strcpy(fmt, "YUV444_A");
444 strcpy(fmt, "XRGB888");
447 strcpy(fmt, "XBGR888");
450 strcpy(fmt, "XBGR888");
453 strcpy(fmt, "invalid");
463 * name: lcdc device name ,lcdc0 , lcdc1
465 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
467 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
469 for (i = 0; i < inf->num_lcdc; i++) {
470 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
473 return inf->lcdc_dev_drv[i];
477 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
479 struct rk_fb *inf = NULL;
480 struct rk_lcdc_driver *dev_drv = NULL;
484 inf = platform_get_drvdata(fb_pdev);
488 for (i = 0; i < inf->num_lcdc; i++) {
489 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
490 dev_drv = inf->lcdc_dev_drv[i];
499 * get one frame time of the prmry screen, unit: us
501 u32 rk_fb_get_prmry_screen_ft(void)
503 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
504 uint32_t htotal, vtotal, pixclock_ps;
505 u64 pix_total, ft_us;
507 if (unlikely(!dev_drv))
510 pixclock_ps = dev_drv->pixclock;
512 vtotal = (dev_drv->cur_screen->mode.upper_margin +
513 dev_drv->cur_screen->mode.lower_margin +
514 dev_drv->cur_screen->mode.yres +
515 dev_drv->cur_screen->mode.vsync_len);
516 htotal = (dev_drv->cur_screen->mode.left_margin +
517 dev_drv->cur_screen->mode.right_margin +
518 dev_drv->cur_screen->mode.xres +
519 dev_drv->cur_screen->mode.hsync_len);
520 pix_total = htotal * vtotal;
521 ft_us = pix_total * pixclock_ps;
522 do_div(ft_us, 1000000);
523 if (dev_drv->frame_time.ft == 0)
524 dev_drv->frame_time.ft = ft_us;
526 ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
528 ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
530 dev_drv->frame_time.ft = ft_us;
532 return dev_drv->frame_time.ft;
536 * get the vblanking time of the prmry screen, unit: us
538 u32 rk_fb_get_prmry_screen_vbt(void)
540 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
541 uint32_t htotal, vblank, pixclock_ps;
542 u64 pix_blank, vbt_us;
544 if (unlikely(!dev_drv))
547 pixclock_ps = dev_drv->pixclock;
549 htotal = (dev_drv->cur_screen->mode.left_margin +
550 dev_drv->cur_screen->mode.right_margin +
551 dev_drv->cur_screen->mode.xres +
552 dev_drv->cur_screen->mode.hsync_len);
553 vblank = (dev_drv->cur_screen->mode.upper_margin +
554 dev_drv->cur_screen->mode.lower_margin +
555 dev_drv->cur_screen->mode.vsync_len);
556 pix_blank = htotal * vblank;
557 vbt_us = pix_blank * pixclock_ps;
558 do_div(vbt_us, 1000000);
563 * get the frame done time of the prmry screen, unit: us
565 u64 rk_fb_get_prmry_screen_framedone_t(void)
567 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
569 if (unlikely(!dev_drv))
572 return dev_drv->frame_time.framedone_t;
576 * set prmry screen status
578 int rk_fb_set_prmry_screen_status(int status)
580 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
581 struct rk_screen *screen;
583 if (unlikely(!dev_drv))
586 screen = dev_drv->cur_screen;
588 case SCREEN_PREPARE_DDR_CHANGE:
589 if (screen->type == SCREEN_MIPI
590 || screen->type == SCREEN_DUAL_MIPI) {
591 if (dev_drv->trsm_ops->dsp_pwr_off)
592 dev_drv->trsm_ops->dsp_pwr_off();
595 case SCREEN_UNPREPARE_DDR_CHANGE:
596 if (screen->type == SCREEN_MIPI
597 || screen->type == SCREEN_DUAL_MIPI) {
598 if (dev_drv->trsm_ops->dsp_pwr_on)
599 dev_drv->trsm_ops->dsp_pwr_on();
609 static int rk_fb_set_screen_scaler(struct rk_screen *screen, bool enable)
611 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
613 if(unlikely(!dev_drv) || unlikely(!screen))
618 rk_fb_set_prmry_screen_status(SCREEN_PREPARE_DDR_CHANGE);
619 if (dev_drv->ops->set_screen_scaler)
620 dev_drv->ops->set_screen_scaler(dev_drv, screen, enable);
621 rk_fb_set_prmry_screen_status(SCREEN_UNPREPARE_DDR_CHANGE);
625 static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
627 struct rk_fb *inf = NULL;
628 struct rk_lcdc_driver *dev_drv = NULL;
632 inf = platform_get_drvdata(fb_pdev);
636 for (i = 0; i < inf->num_lcdc; i++) {
637 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
638 dev_drv = inf->lcdc_dev_drv[i];
646 u32 rk_fb_get_prmry_screen_pixclock(void)
648 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
650 if (unlikely(!dev_drv))
653 return dev_drv->pixclock;
656 int rk_fb_poll_prmry_screen_vblank(void)
658 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
660 if (likely(dev_drv)) {
661 if (dev_drv->ops->poll_vblank)
662 return dev_drv->ops->poll_vblank(dev_drv);
664 return RK_LF_STATUS_NC;
666 return RK_LF_STATUS_NC;
670 bool rk_fb_poll_wait_frame_complete(void)
672 uint32_t timeout = RK_LF_MAX_TIMEOUT;
673 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
675 if (likely(dev_drv)) {
676 if (dev_drv->ops->set_irq_to_cpu)
677 dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
680 if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
681 if (likely(dev_drv)) {
682 if (dev_drv->ops->set_irq_to_cpu)
683 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
687 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
689 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
691 if (likely(dev_drv)) {
692 if (dev_drv->ops->set_irq_to_cpu)
693 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
699 static int rk_fb_open(struct fb_info *info, int user)
701 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
704 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
705 dev_drv->win[win_id]->logicalstate++;
706 /* if this win aready opened ,no need to reopen */
707 if (dev_drv->win[win_id]->state)
710 dev_drv->ops->open(dev_drv, win_id, 1);
714 static int get_extend_fb_id(struct fb_info *info)
717 char *id = info->fix.id;
718 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
720 if (!strcmp(id, "fb0"))
722 else if (!strcmp(id, "fb1"))
724 else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
729 static int rk_fb_close(struct fb_info *info, int user)
731 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
732 struct rk_lcdc_win *win = NULL;
733 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
736 dev_drv->win[win_id]->logicalstate--;
737 if (!dev_drv->win[win_id]->logicalstate) {
738 win = dev_drv->win[win_id];
739 info->fix.smem_start = win->reserved;
740 info->var.xres = dev_drv->screen0->mode.xres;
741 info->var.yres = dev_drv->screen0->mode.yres;
743 info->var.grayscale |=
744 (info->var.xres << 8) + (info->var.yres << 20);
746 info->var.xres_virtual = info->var.xres;
747 info->var.yres_virtual = info->var.yres;
748 #if defined(CONFIG_LOGO_LINUX_BMP)
749 info->var.bits_per_pixel = 32;
751 info->var.bits_per_pixel = 16;
753 info->fix.line_length =
754 (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
755 info->var.width = dev_drv->screen0->width;
756 info->var.height = dev_drv->screen0->height;
757 info->var.pixclock = dev_drv->pixclock;
758 info->var.left_margin = dev_drv->screen0->mode.left_margin;
759 info->var.right_margin = dev_drv->screen0->mode.right_margin;
760 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
761 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
762 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
763 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
771 #if defined(CONFIG_RK29_IPP)
772 static int get_ipp_format(int fmt)
774 int ipp_fmt = IPP_XRGB_8888;
776 case HAL_PIXEL_FORMAT_RGBX_8888:
777 case HAL_PIXEL_FORMAT_RGBA_8888:
778 case HAL_PIXEL_FORMAT_BGRA_8888:
779 case HAL_PIXEL_FORMAT_RGB_888:
780 ipp_fmt = IPP_XRGB_8888;
782 case HAL_PIXEL_FORMAT_RGB_565:
783 ipp_fmt = IPP_RGB_565;
785 case HAL_PIXEL_FORMAT_YCbCr_422_SP:
786 ipp_fmt = IPP_Y_CBCR_H2V1;
788 case HAL_PIXEL_FORMAT_YCrCb_NV12:
789 ipp_fmt = IPP_Y_CBCR_H2V2;
791 case HAL_PIXEL_FORMAT_YCrCb_444:
792 ipp_fmt = IPP_Y_CBCR_H1V1;
795 ipp_fmt = IPP_IMGTYPE_LIMIT;
802 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
803 int rotation, int fmt)
808 if (fmt == IPP_XRGB_8888) {
811 } else if (fmt == IPP_RGB_565) {
818 align16 -= 1; /*for YUV, 1 */
819 align64 -= 1; /*for YUV, 7 */
821 if (rotation == IPP_ROT_0) {
822 if (fmt > IPP_RGB_565) {
823 if ((*dst_w & 1) != 0)
825 if ((*dst_h & 1) != 0)
827 if (*dst_vir_w < *dst_w)
831 if ((*dst_w & align64) != 0)
832 *dst_w = (*dst_w + align64) & (~align64);
833 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
835 if (*dst_vir_w < *dst_w)
840 static void fb_copy_by_ipp(struct fb_info *dst_info,
841 struct fb_info *src_info, int offset)
843 struct rk29_ipp_req ipp_req;
844 uint32_t rotation = 0;
845 int dst_w, dst_h, dst_vir_w;
847 u8 data_format = (dst_info->var.nonstd) & 0xff;
848 struct rk_lcdc_driver *ext_dev_drv =
849 (struct rk_lcdc_driver *)dst_info->par;
850 u16 orientation = ext_dev_drv->rotate_mode;
852 memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
854 switch (orientation) {
856 rotation = IPP_ROT_0;
859 rotation = IPP_ROT_90;
862 rotation = IPP_ROT_180;
865 rotation = IPP_ROT_270;
868 rotation = IPP_ROT_270;
872 dst_w = dst_info->var.xres;
873 dst_h = dst_info->var.yres;
874 dst_vir_w = dst_info->var.xres_virtual;
875 ipp_fmt = get_ipp_format(data_format);
876 ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
877 ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
878 ipp_req.src0.w = src_info->var.xres;
879 ipp_req.src0.h = src_info->var.yres;
880 ipp_req.src_vir_w = src_info->var.xres_virtual;
881 ipp_req.src0.fmt = ipp_fmt;
883 ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
884 ipp_req.dst0.w = dst_w;
885 ipp_req.dst0.h = dst_h;
886 ipp_req.dst_vir_w = dst_vir_w;
887 ipp_req.dst0.fmt = ipp_fmt;
889 ipp_req.timeout = 100;
890 ipp_req.flag = rotation;
891 ipp_blit_sync(&ipp_req);
896 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
897 static int get_rga_format(int fmt)
903 rga_fmt = RK_FORMAT_RGBX_8888;
906 rga_fmt = RK_FORMAT_RGBA_8888;
909 rga_fmt = RK_FORMAT_BGRA_8888;
912 rga_fmt = RK_FORMAT_RGB_888;
915 rga_fmt = RK_FORMAT_RGB_565;
918 rga_fmt = RK_FORMAT_YCbCr_422_SP;
921 rga_fmt = RK_FORMAT_YCbCr_420_SP;
924 rga_fmt = RK_FORMAT_RGBA_8888;
931 static void rga_win_check(struct rk_lcdc_win *dst_win,
932 struct rk_lcdc_win *src_win)
937 /*width and height must be aligned by 32 bit */
938 if ((src_win->area[0].xact & align32) != 0)
939 src_win->area[0].xact =
940 (src_win->area[0].xact + align32) & (~align32);
941 if ((src_win->area[0].yact & align32) != 0)
942 src_win->area[0].yact =
943 (src_win->area[0].yact + align32) & (~align32);
944 if (src_win->area[0].xvir < src_win->area[0].xact)
945 src_win->area[0].xvir = src_win->area[0].xact;
946 if (src_win->area[0].yvir < src_win->area[0].yact)
947 src_win->area[0].yvir = src_win->area[0].yact;
949 if ((dst_win->area[0].xact & align32) != 0)
950 dst_win->area[0].xact =
951 (dst_win->area[0].xact + align32) & (~align32);
952 if ((dst_win->area[0].yact & align32) != 0)
953 dst_win->area[0].yact =
954 (dst_win->area[0].yact + align32) & (~align32);
955 if (dst_win->area[0].xvir < dst_win->area[0].xact)
956 dst_win->area[0].xvir = dst_win->area[0].xact;
957 if (dst_win->area[0].yvir < dst_win->area[0].yact)
958 dst_win->area[0].yvir = dst_win->area[0].yact;
961 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
962 struct rk_lcdc_win *src_win, u16 orientation)
964 struct rga_req Rga_Request;
968 memset(&Rga_Request, 0, sizeof(Rga_Request));
969 rga_win_check(dst_win, src_win);
971 switch (orientation) {
973 Rga_Request.rotate_mode = 1;
974 Rga_Request.sina = 65536;
975 Rga_Request.cosa = 0;
976 Rga_Request.dst.act_w = dst_win->area[0].yact;
977 Rga_Request.dst.act_h = dst_win->area[0].xact;
978 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
979 Rga_Request.dst.y_offset = 0;
982 Rga_Request.rotate_mode = 1;
983 Rga_Request.sina = 0;
984 Rga_Request.cosa = -65536;
985 Rga_Request.dst.act_w = dst_win->area[0].xact;
986 Rga_Request.dst.act_h = dst_win->area[0].yact;
987 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
988 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
991 Rga_Request.rotate_mode = 1;
992 Rga_Request.sina = -65536;
993 Rga_Request.cosa = 0;
994 Rga_Request.dst.act_w = dst_win->area[0].yact;
995 Rga_Request.dst.act_h = dst_win->area[0].xact;
996 Rga_Request.dst.x_offset = 0;
997 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1000 Rga_Request.rotate_mode = 0;
1001 Rga_Request.dst.act_w = dst_win->area[0].xact;
1002 Rga_Request.dst.act_h = dst_win->area[0].yact;
1003 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1004 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1008 #if defined(CONFIG_ROCKCHIP_RGA)
1009 Rga_Request.src.yrgb_addr =
1010 src_win->area[0].smem_start + src_win->area[0].y_offset;
1011 Rga_Request.src.uv_addr = 0;
1012 Rga_Request.src.v_addr = 0;
1014 Rga_Request.dst.yrgb_addr =
1015 dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1016 Rga_Request.dst.uv_addr = 0;
1017 Rga_Request.dst.v_addr = 0;
1018 #elif defined(CONFIG_ROCKCHIP_RGA2)
1020 fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1021 Rga_Request.src.yrgb_addr = fd;
1022 fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1023 Rga_Request.dst.yrgb_addr = fd;
1025 Rga_Request.src.yrgb_addr = 0;
1026 Rga_Request.src.uv_addr =
1027 src_win->area[0].smem_start + src_win->area[0].y_offset;
1028 Rga_Request.src.v_addr = 0;
1030 Rga_Request.dst.yrgb_addr = 0;
1031 Rga_Request.dst.uv_addr =
1032 dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1033 Rga_Request.dst.v_addr = 0;
1036 Rga_Request.src.vir_w = src_win->area[0].xvir;
1037 Rga_Request.src.vir_h = src_win->area[0].yvir;
1038 Rga_Request.src.format = get_rga_format(src_win->format);
1039 Rga_Request.src.act_w = src_win->area[0].xact;
1040 Rga_Request.src.act_h = src_win->area[0].yact;
1041 Rga_Request.src.x_offset = 0;
1042 Rga_Request.src.y_offset = 0;
1044 Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1045 Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1046 Rga_Request.dst.format = get_rga_format(dst_win->format);
1048 Rga_Request.clip.xmin = 0;
1049 Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1050 Rga_Request.clip.ymin = 0;
1051 Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1052 Rga_Request.scale_mode = 0;
1053 #if defined(CONFIG_ROCKCHIP_IOMMU)
1054 Rga_Request.mmu_info.mmu_en = 1; /* TODO Modify for use mmu */
1055 Rga_Request.mmu_info.mmu_flag = 1;
1057 Rga_Request.mmu_info.mmu_en = 0;
1058 Rga_Request.mmu_info.mmu_flag = 0;
1061 ret = rga_ioctl_kernel(&Rga_Request);
1065 * This function is used for copying fb by RGA Module
1066 * RGA only support copy RGB to RGB
1067 * RGA2 support copy RGB to RGB and YUV to YUV
1069 static void fb_copy_by_rga(struct fb_info *dst_info, struct fb_info *src_info,
1072 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)src_info->par;
1073 struct rk_lcdc_driver *ext_dev_drv =
1074 (struct rk_lcdc_driver *)dst_info->par;
1075 int win_id = 0, ext_win_id;
1076 struct rk_lcdc_win *src_win, *dst_win;
1078 win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1079 src_win = dev_drv->win[win_id];
1082 ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1083 dst_win = ext_dev_drv->win[ext_win_id];
1085 win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode);
1090 static int rk_fb_rotate(struct fb_info *dst_info,
1091 struct fb_info *src_info, int offset)
1093 #if defined(CONFIG_RK29_IPP)
1094 fb_copy_by_ipp(dst_info, src_info, offset);
1095 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1096 fb_copy_by_rga(dst_info, src_info, offset);
1103 static int rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1104 struct rk_lcdc_win *src_win, u16 rotate)
1106 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1107 win_copy_by_rga(dst_win, src_win, rotate);
1115 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1116 struct fb_info *info)
1118 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1119 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1120 struct fb_fix_screeninfo *fix = &info->fix;
1121 struct fb_info *extend_info = NULL;
1122 struct rk_lcdc_driver *extend_dev_drv = NULL;
1123 int win_id = 0, extend_win_id = 0;
1124 struct rk_lcdc_win *extend_win = NULL;
1125 struct rk_lcdc_win *win = NULL;
1126 struct rk_screen *screen = dev_drv->cur_screen;
1129 u32 xoffset = var->xoffset;
1130 u32 yoffset = var->yoffset;
1131 u32 xvir = var->xres_virtual;
1132 /* u32 yvir = var->yres_virtual; */
1133 /* u8 data_format = var->nonstd&0xff; */
1137 u32 stride, uv_stride;
1140 u16 uv_x_off, uv_y_off, uv_y_act;
1143 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1147 win = dev_drv->win[win_id];
1149 if (rk_fb->disp_mode == DUAL) {
1150 fb_id = get_extend_fb_id(info);
1151 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
1152 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
1153 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1154 extend_info->fix.id);
1155 extend_win = extend_dev_drv->win[extend_win_id];
1158 pixel_width = rk_fb_pixel_width(win->format);
1159 vir_width_bit = pixel_width * xvir;
1160 /* pixel_width = byte_num * 8 */
1161 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1162 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1164 switch (win->format) {
1168 stride = stride_32bit_1;
1169 uv_stride = stride_32bit_1 >> 1;
1170 uv_x_off = xoffset >> 1;
1172 fix->line_length = stride;
1173 uv_y_act = win->area[0].yact >> 1;
1175 case YUV420: /* 420sp */
1178 stride = stride_32bit_1;
1179 uv_stride = stride_32bit_1;
1181 uv_y_off = yoffset >> 1;
1182 fix->line_length = stride;
1183 uv_y_act = win->area[0].yact >> 1;
1188 stride = stride_32bit_1;
1189 uv_stride = stride_32bit_2;
1190 uv_x_off = xoffset * 2;
1192 fix->line_length = stride << 2;
1193 uv_y_act = win->area[0].yact;
1196 stride = stride_32bit_1; /* default rgb */
1197 fix->line_length = stride;
1201 /* x y mirror ,jump line */
1202 if (screen->y_mirror == 1) {
1203 if (screen->interlace == 1) {
1204 win->area[0].y_offset = yoffset * stride * 2 +
1205 ((win->area[0].yact - 1) * 2 + 1) * stride +
1206 xoffset * pixel_width / 8;
1208 win->area[0].y_offset = yoffset * stride +
1209 (win->area[0].yact - 1) * stride +
1210 xoffset * pixel_width / 8;
1213 if (screen->interlace == 1) {
1214 win->area[0].y_offset =
1215 yoffset * stride * 2 + xoffset * pixel_width / 8;
1217 win->area[0].y_offset =
1218 yoffset * stride + xoffset * pixel_width / 8;
1221 if (is_pic_yuv == 1) {
1222 if (screen->y_mirror == 1) {
1223 if (screen->interlace == 1) {
1224 win->area[0].c_offset =
1225 uv_y_off * uv_stride * 2 +
1226 ((uv_y_act - 1) * 2 + 1) * uv_stride +
1227 uv_x_off * pixel_width / 8;
1229 win->area[0].c_offset = uv_y_off * uv_stride +
1230 (uv_y_act - 1) * uv_stride +
1231 uv_x_off * pixel_width / 8;
1234 if (screen->interlace == 1) {
1235 win->area[0].c_offset =
1236 uv_y_off * uv_stride * 2 +
1237 uv_x_off * pixel_width / 8;
1239 win->area[0].c_offset =
1240 uv_y_off * uv_stride +
1241 uv_x_off * pixel_width / 8;
1246 win->area[0].smem_start = fix->smem_start;
1247 win->area[0].cbr_start = fix->mmio_start;
1248 win->area[0].state = 1;
1252 dev_drv->ops->pan_display(dev_drv, win_id);
1253 if (rk_fb->disp_mode == DUAL) {
1254 if (extend_win->state && (hdmi_switch_complete)) {
1255 extend_win->area[0].y_offset = win->area[0].y_offset;
1256 if (extend_dev_drv->rotate_mode > X_Y_MIRROR) {
1257 rk_fb_rotate(extend_info, info,
1258 win->area[0].y_offset);
1260 extend_win->area[0].smem_start =
1261 win->area[0].smem_start;
1262 extend_win->area[0].cbr_start =
1263 win->area[0].cbr_start;
1265 extend_dev_drv->ops->pan_display(extend_dev_drv,
1269 #ifdef CONFIG_FB_MIRRORING
1270 if (video_data_to_mirroring)
1271 video_data_to_mirroring(info, NULL);
1273 dev_drv->ops->cfg_done(dev_drv);
1277 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1281 i = list_empty(&dev_drv->update_regs_list);
1282 j = list_empty(&saved_list);
1283 return i == j ? 0 : 1;
1286 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1288 int err = sync_fence_wait(fence, 1000);
1294 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1297 printk("error waiting on fence\n");
1300 static int rk_fb_copy_from_loader(struct fb_info *info)
1302 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1303 void *dst = info->screen_base;
1307 struct rk_lcdc_win *win = dev_drv->win[0];
1308 u32 size = (win->area[0].xact) * (win->area[0].yact) << 2;
1309 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1311 dev_info(info->dev, "copy fb data %d x %d from dst_addr:%08x\n",
1312 win->area[0].xact, win->area[0].yact, src);
1313 for (i = 0; i < size; i += PAGE_SIZE) {
1314 void *page = phys_to_page(i + src);
1315 void *from_virt = kmap(page);
1316 void *to_virt = dst + i;
1317 memcpy(to_virt, from_virt, PAGE_SIZE);
1322 #ifdef CONFIG_ROCKCHIP_IOMMU
1323 static int g_last_addr[4];
1328 #define DUMP_CHUNK 256
1329 char buf[PAGE_SIZE];
1331 int rk_fb_sysmmu_fault_handler(struct device *dev,
1332 enum rk_sysmmu_inttype itype,
1333 unsigned long pgtable_base,
1334 unsigned long fault_addr, unsigned int status)
1336 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1338 static int page_fault_cnt;
1339 if ((page_fault_cnt++) >= 10)
1342 ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1343 fault_addr, pgtable_base, status);
1344 printk("last config addr:\n" "win0:0x%08x\n" "win1:0x%08x\n"
1345 "win2:0x%08x\n" "win3:0x%08x\n", g_last_addr[0], g_last_addr[1],
1346 g_last_addr[2], g_last_addr[3]);
1347 printk("last freed buffer:\n");
1348 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1349 printk("%d:0x%08x\n", i, freed_addr[i]);
1350 printk("last timeout:%d\n", g_last_timeout);
1351 dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1352 for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1353 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1354 char c = buf[i + DUMP_CHUNK];
1355 buf[i + DUMP_CHUNK] = 0;
1356 pr_cont("%s", buf + i);
1357 buf[i + DUMP_CHUNK] = c;
1359 buf[PAGE_SIZE - 1] = 0;
1360 pr_cont("%s", buf + i);
1368 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1369 struct rk_fb_reg_win_data *reg_win_data)
1372 struct rk_fb_reg_area_data *area_data;
1373 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1375 for (i = 0; i < reg_win_data->area_num; i++) {
1376 area_data = ®_win_data->reg_area_data[i];
1377 index_buf = area_data->index_buf;
1378 #if defined(CONFIG_ROCKCHIP_IOMMU)
1379 if (dev_drv->iommu_enabled) {
1380 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1381 area_data->ion_handle);
1382 freed_addr[freed_index++] = area_data->smem_start;
1385 if (area_data->ion_handle != NULL) {
1386 ion_unmap_kernel(rk_fb->ion_client,
1387 area_data->ion_handle);
1388 ion_free(rk_fb->ion_client, area_data->ion_handle);
1390 if (area_data->acq_fence)
1391 sync_fence_put(area_data->acq_fence);
1393 memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1396 static void rk_fb_update_driver(struct rk_lcdc_win *win,
1397 struct rk_fb_reg_win_data *reg_win_data)
1401 win->area_num = reg_win_data->area_num;
1402 win->format = reg_win_data->data_format;
1403 win->id = reg_win_data->win_id;
1404 win->z_order = reg_win_data->z_order;
1406 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1408 win->area_num = reg_win_data->area_num;
1409 win->format = reg_win_data->data_format;
1410 win->id = reg_win_data->win_id;
1411 win->z_order = reg_win_data->z_order;
1412 win->area[0].uv_vir_stride =
1413 reg_win_data->reg_area_data[0].uv_vir_stride;
1414 win->area[0].cbr_start =
1415 reg_win_data->reg_area_data[0].cbr_start;
1416 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1417 win->alpha_en = reg_win_data->alpha_en;
1418 win->alpha_mode = reg_win_data->alpha_mode;
1419 win->g_alpha_val = reg_win_data->g_alpha_val;
1420 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1421 if (reg_win_data->reg_area_data[i].smem_start > 0) {
1422 win->area[i].smem_start =
1423 reg_win_data->reg_area_data[i].smem_start;
1425 reg_win_data->reg_area_data[i].xpos;
1427 reg_win_data->reg_area_data[i].ypos;
1428 win->area[i].xsize =
1429 reg_win_data->reg_area_data[i].xsize;
1430 win->area[i].ysize =
1431 reg_win_data->reg_area_data[i].ysize;
1433 reg_win_data->reg_area_data[i].xact;
1435 reg_win_data->reg_area_data[i].yact;
1437 reg_win_data->reg_area_data[i].xvir;
1439 reg_win_data->reg_area_data[i].yvir;
1440 win->area[i].y_offset =
1441 reg_win_data->reg_area_data[i].y_offset;
1442 win->area[i].y_vir_stride =
1443 reg_win_data->reg_area_data[i].y_vir_stride;
1444 win->area[i].state = 1;
1446 win->area[i].state = 0;
1457 static int rk_fb_update_hdmi_win(struct rk_lcdc_win *ext_win,
1458 struct rk_lcdc_win *win)
1460 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1461 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1462 struct rk_lcdc_driver *ext_dev_drv = rk_get_extend_lcdc_drv();
1463 struct rk_screen *screen;
1464 struct rk_screen *ext_screen;
1467 int pixel_width, vir_width_bit, y_stride;
1468 struct rk_lcdc_win *last_win;
1469 bool is_yuv = false;
1470 static u8 fb_index = 0;
1472 if ((rk_fb->disp_mode != DUAL) ||
1473 (hdmi_get_hotplug() != HDMI_HPD_ACTIVED) ||
1474 (!hdmi_switch_complete)) {
1475 printk(KERN_INFO "%s: hdmi is disconnect!\n", __func__);
1479 if (unlikely(!dev_drv) || unlikely(!ext_dev_drv))
1482 screen = dev_drv->cur_screen;
1483 ext_screen = ext_dev_drv->cur_screen;
1484 hdmi_xsize = ext_screen->xsize;
1485 hdmi_ysize = ext_screen->ysize;
1487 ext_win->state = win->state;
1488 ext_win->id = win->id;
1489 if (win->area[0].smem_start == 0)
1491 if (ext_win->state == 0)
1494 ext_win->area_num = win->area_num;
1495 ext_win->format = win->format;
1496 ext_win->z_order = win->z_order;
1497 ext_win->alpha_en = win->alpha_en;
1498 ext_win->alpha_mode = win->alpha_mode;
1499 ext_win->g_alpha_val = win->g_alpha_val;
1501 /* win0 and win1 have only one area and support scale
1502 * but win2 and win3 don't support scale
1503 * so hdmi only use win0 or win1
1505 ext_win->area[0].state = win->area[0].state;
1507 switch (ext_win->format) {
1521 if (ext_dev_drv->rotate_mode == ROTATE_90 ||
1522 ext_dev_drv->rotate_mode == ROTATE_270) {
1523 if (ext_win->id == 0) {
1524 ext_win->area[0].smem_start =
1525 rk_fb->fb[rk_fb->num_fb >> 1]->fix.smem_start;
1526 ext_win->area[0].y_offset = (get_rotate_fb_size() >> 1) * fb_index;
1527 if ((++fb_index) > 1)
1530 ext_win->area[0].y_offset = 0;
1531 last_win = ext_dev_drv->win[ext_win->id - 1];
1532 if (last_win->area[0].cbr_start)
1533 ext_win->area[0].smem_start =
1534 last_win->area[0].cbr_start +
1535 last_win->area[0].c_offset +
1536 last_win->area[0].xvir * last_win->area[0].yvir;
1538 ext_win->area[0].smem_start =
1539 last_win->area[0].smem_start +
1540 last_win->area[0].y_offset +
1541 last_win->area[0].xvir * last_win->area[0].yvir;
1544 ext_win->area[0].xact = win->area[0].yact;
1545 ext_win->area[0].yact = win->area[0].xact;
1546 ext_win->area[0].xvir = win->area[0].yact;
1547 ext_win->area[0].yvir = win->area[0].xact;
1548 pixel_width = rk_fb_pixel_width(ext_win->format);
1549 vir_width_bit = pixel_width * ext_win->area[0].xvir;
1550 y_stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1551 ext_win->area[0].y_vir_stride = y_stride >> 2;
1553 ext_win->area[0].smem_start = win->area[0].smem_start;
1554 ext_win->area[0].y_offset = win->area[0].y_offset;
1555 ext_win->area[0].xact = win->area[0].xact;
1556 ext_win->area[0].yact = win->area[0].yact;
1557 ext_win->area[0].xvir = win->area[0].xvir;
1558 ext_win->area[0].yvir = win->area[0].yvir;
1559 ext_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
1562 if (win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1563 if (ext_dev_drv->rotate_mode == ROTATE_270) {
1564 int xbom_pos = 0, ybom_pos = 0;
1565 int xtop_pos = 0, ytop_pos = 0;
1567 ext_win->area[0].xsize = hdmi_xsize *
1568 win->area[0].ysize /
1570 ext_win->area[0].ysize = hdmi_ysize *
1571 win->area[0].xsize /
1573 xbom_pos = hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1574 ybom_pos = hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1575 xtop_pos = hdmi_xsize - ext_win->area[0].xsize - xbom_pos;
1576 ytop_pos = hdmi_ysize - ext_win->area[0].ysize - ybom_pos;
1577 ext_win->area[0].xpos =
1578 ((ext_screen->mode.xres - hdmi_xsize) >> 1) + xtop_pos;
1579 ext_win->area[0].ypos =
1580 ((ext_screen->mode.yres - hdmi_ysize) >> 1) + ytop_pos;
1581 } else if (ext_dev_drv->rotate_mode == ROTATE_90) {
1582 ext_win->area[0].xsize = hdmi_xsize *
1583 win->area[0].ysize /
1585 ext_win->area[0].ysize = hdmi_ysize *
1586 win->area[0].xsize /
1588 ext_win->area[0].xpos =
1589 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1590 hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1591 ext_win->area[0].ypos =
1592 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1593 hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1595 ext_win->area[0].xsize = hdmi_xsize *
1596 win->area[0].xsize /
1598 ext_win->area[0].ysize = hdmi_ysize *
1599 win->area[0].ysize /
1601 ext_win->area[0].xpos =
1602 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1603 hdmi_xsize * win->area[0].xpos / screen->mode.xres;
1604 ext_win->area[0].ypos =
1605 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1606 hdmi_ysize * win->area[0].ypos / screen->mode.yres;
1609 ext_win->area[0].xsize = hdmi_xsize;
1610 ext_win->area[0].ysize = hdmi_ysize;
1611 ext_win->area[0].xpos =
1612 (ext_screen->mode.xres - hdmi_xsize) >> 1;
1613 ext_win->area[0].ypos =
1614 (ext_screen->mode.yres - hdmi_ysize) >> 1;
1618 ext_win->area[0].uv_vir_stride = 0;
1619 ext_win->area[0].cbr_start = 0;
1620 ext_win->area[0].c_offset = 0;
1624 if (ext_dev_drv->rotate_mode == ROTATE_90 ||
1625 ext_dev_drv->rotate_mode == ROTATE_270) {
1626 ext_win->area[0].uv_vir_stride = ext_win->area[0].y_vir_stride;
1627 ext_win->area[0].cbr_start = ext_win->area[0].smem_start +
1628 ext_win->area[0].y_offset +
1629 ext_win->area[0].xvir * ext_win->area[0].yvir;
1630 ext_win->area[0].c_offset = win->area[0].c_offset;
1632 ext_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
1633 ext_win->area[0].cbr_start = win->area[0].cbr_start;
1634 ext_win->area[0].c_offset = win->area[0].c_offset;
1640 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1644 struct rk_fb_reg_win_data *win_data = NULL;
1645 for (i = 0; i < regs->win_num; i++) {
1646 if (regs->reg_win_data[i].win_id == win_id) {
1647 win_data = &(regs->reg_win_data[i]);
1655 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1656 struct rk_fb_reg_data *regs)
1659 struct rk_lcdc_win *win;
1660 ktime_t timestamp = dev_drv->vsync_info.timestamp;
1661 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1662 struct rk_lcdc_driver *ext_dev_drv;
1663 struct rk_lcdc_win *ext_win;
1664 struct rk_fb_reg_win_data *win_data;
1665 bool wait_for_vsync;
1667 unsigned int dsp_addr[4];
1670 /* acq_fence wait */
1671 for (i = 0; i < regs->win_num; i++) {
1672 win_data = ®s->reg_win_data[i];
1673 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1674 if (win_data->reg_area_data[j].acq_fence) {
1675 /* printk("acq_fence wait!!!!!\n"); */
1676 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1681 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1682 win = dev_drv->win[i];
1683 win_data = rk_fb_get_win_data(regs, i);
1685 rk_fb_update_driver(win, win_data);
1687 dev_drv->ops->set_par(dev_drv, i);
1688 dev_drv->ops->pan_display(dev_drv, i);
1689 #if defined(CONFIG_ROCKCHIP_IOMMU)
1690 if (dev_drv->iommu_enabled) {
1691 g_last_addr[i] = win_data->reg_area_data[0].smem_start +
1692 win_data->reg_area_data[0].y_offset;
1700 dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1702 if ((rk_fb->disp_mode == DUAL)
1703 && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1704 && hdmi_switch_complete) {
1705 ext_dev_drv = rk_get_extend_lcdc_drv();
1707 printk(KERN_ERR "hdmi lcdc driver not found!\n");
1711 /* win0 and win1 have only one area and support scale
1712 * but win2 and win3 don't support scale
1713 * so hdmi only use win0 or win1
1715 for (i = 0; i < 2; i++) {
1716 win = dev_drv->win[i];
1717 ext_win = ext_dev_drv->win[i];
1718 ext_win->state = win->state;
1719 if (!ext_win->state)
1722 rk_fb_update_hdmi_win(ext_win, win);
1724 if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
1725 rk_fb_win_rotate(ext_win, win,
1726 ext_dev_drv->rotate_mode);
1728 ext_dev_drv->ops->set_par(ext_dev_drv, i);
1729 ext_dev_drv->ops->pan_display(ext_dev_drv, i);
1732 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1735 dev_drv->ops->cfg_done(dev_drv);
1738 timestamp = dev_drv->vsync_info.timestamp;
1739 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1740 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1741 msecs_to_jiffies(25));
1742 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1743 wait_for_vsync = false;
1744 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1745 if (dev_drv->win[i]->state == 1) {
1747 dev_drv->win[i]->area[0].smem_start +
1748 dev_drv->win[i]->area[0].y_offset;
1749 u32 reg_start = dsp_addr[i];
1751 if (unlikely(new_start != reg_start)) {
1752 wait_for_vsync = true;
1753 dev_info(dev_drv->dev,
1754 "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1755 i, new_start, reg_start, 101 - count);
1760 } while (wait_for_vsync && count--);
1762 sw_sync_timeline_inc(dev_drv->timeline, 1);
1765 #if defined(CONFIG_ROCKCHIP_IOMMU)
1766 if (dev_drv->iommu_enabled) {
1768 g_last_timeout = timeout;
1771 for (i = 0; i < g_last_win_num; i++)
1772 rk_fb_free_dma_buf(dev_drv, &g_reg_win_data[i]);
1774 #if defined(CONFIG_ROCKCHIP_IOMMU)
1775 if (dev_drv->iommu_enabled)
1776 freed_addr[freed_index] = 0xfefefefe;
1779 for (i = 0; i < regs->win_num; i++) {
1780 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]),
1781 sizeof(struct rk_fb_reg_win_data));
1783 g_last_win_num = regs->win_num;
1787 static void rk_fb_update_regs_handler(struct kthread_work *work)
1789 struct rk_lcdc_driver *dev_drv =
1790 container_of(work, struct rk_lcdc_driver, update_regs_work);
1791 struct rk_fb_reg_data *data, *next;
1792 /* struct list_head saved_list; */
1794 mutex_lock(&dev_drv->update_regs_list_lock);
1795 saved_list = dev_drv->update_regs_list;
1796 list_replace_init(&dev_drv->update_regs_list, &saved_list);
1797 mutex_unlock(&dev_drv->update_regs_list_lock);
1799 list_for_each_entry_safe(data, next, &saved_list, list) {
1800 rk_fb_update_reg(dev_drv, data);
1801 list_del(&data->list);
1805 if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1806 wake_up(&dev_drv->update_regs_wait);
1809 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1810 struct rk_screen *screen)
1812 if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1813 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1814 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1815 pr_err("check config var fail 0:\n"
1816 "x_offset=%d,xact=%d,xvir=%d\n",
1817 area_par->x_offset, area_par->xact, area_par->xvir);
1821 if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1822 (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1823 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1824 pr_err("check config var fail 1:\n"
1825 "xpos=%d,xsize=%d,xres=%d\n"
1826 "ypos=%d,ysize=%d,yres=%d\n",
1827 area_par->xpos, area_par->xsize, screen->mode.xres,
1828 area_par->ypos, area_par->ysize, screen->mode.yres);
1834 static int rk_fb_set_win_buffer(struct fb_info *info,
1835 struct rk_fb_win_par *win_par,
1836 struct rk_fb_reg_win_data *reg_win_data)
1838 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1839 struct fb_fix_screeninfo *fix = &info->fix;
1840 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1841 struct rk_screen *screen = dev_drv->cur_screen;
1842 struct fb_info *fbi = rk_fb->fb[0];
1843 int i, ion_fd, acq_fence_fd;
1845 u32 xoffset, yoffset;
1847 struct ion_handle *hdl;
1853 u32 stride, uv_stride;
1856 u16 uv_x_off, uv_y_off, uv_y_act;
1858 u8 ppixel_a = 0, global_a = 0;
1859 ion_phys_addr_t phy_addr;
1861 reg_win_data->reg_area_data[0].smem_start = -1;
1862 reg_win_data->area_num = 0;
1863 fbi = rk_fb->fb[reg_win_data->win_id];
1864 if (win_par->area_par[0].phy_addr == 0) {
1865 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1866 ion_fd = win_par->area_par[i].ion_fd;
1869 ion_import_dma_buf(rk_fb->ion_client,
1873 ("%s: Could not import handle: %d\n",
1874 __func__, (int)hdl);
1875 /*return -EINVAL; */
1879 ion_map_kernel(rk_fb->ion_client, hdl);
1880 reg_win_data->area_num++;
1881 reg_win_data->reg_area_data[i].ion_handle = hdl;
1882 #ifndef CONFIG_ROCKCHIP_IOMMU
1883 ion_phys(rk_fb->ion_client, hdl, &phy_addr,
1886 if (dev_drv->iommu_enabled)
1887 ion_map_iommu(dev_drv->dev,
1890 (unsigned long *)&phy_addr,
1891 (unsigned long *)&len);
1893 ion_phys(rk_fb->ion_client, hdl,
1896 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1897 reg_win_data->area_buf_num++;
1898 reg_win_data->reg_area_data[i].index_buf = 1;
1902 reg_win_data->reg_area_data[0].smem_start =
1903 win_par->area_par[0].phy_addr;
1904 reg_win_data->area_num = 1;
1905 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
1908 if (reg_win_data->area_num == 0)
1911 for (i = 0; i < reg_win_data->area_num; i++) {
1912 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1913 index_buf = reg_win_data->reg_area_data[i].index_buf;
1914 if ((acq_fence_fd > 0) && (index_buf == 1)) {
1915 reg_win_data->reg_area_data[i].acq_fence =
1916 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1919 fb_data_fmt = rk_fb_data_fmt(win_par->data_format, 0);
1920 reg_win_data->data_format = fb_data_fmt;
1921 pixel_width = rk_fb_pixel_width(fb_data_fmt);
1923 ppixel_a = ((fb_data_fmt == ARGB888) ||
1924 (fb_data_fmt == ABGR888)) ? 1 : 0;
1925 global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
1926 reg_win_data->alpha_en = ppixel_a | global_a;
1927 reg_win_data->g_alpha_val = win_par->g_alpha_val;
1928 reg_win_data->alpha_mode = win_par->alpha_mode;
1929 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1930 reg_win_data->z_order = win_par->z_order;
1931 reg_win_data->win_id = win_par->win_id;
1933 reg_win_data->z_order = -1;
1934 reg_win_data->win_id = -1;
1936 for (i = 0; i < reg_win_data->area_num; i++) {
1937 rk_fb_check_config_var(&win_par->area_par[i], screen);
1938 /* visiable pos in panel */
1939 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
1940 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1942 /* realy size in panel */
1943 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
1944 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
1946 /* realy size in panel */
1947 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
1948 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
1950 xoffset = win_par->area_par[i].x_offset; /* buf offset */
1951 yoffset = win_par->area_par[i].y_offset;
1952 xvir = win_par->area_par[i].xvir;
1953 reg_win_data->reg_area_data[i].xvir = xvir;
1954 yvir = win_par->area_par[i].yvir;
1955 reg_win_data->reg_area_data[i].yvir = yvir;
1957 vir_width_bit = pixel_width * xvir;
1958 /* pixel_width = byte_num*8 */
1959 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
1960 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
1962 stride = stride_32bit_1; /* default rgb */
1963 fix->line_length = stride;
1964 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1966 /* x y mirror ,jump line
1967 * reg_win_data->reg_area_data[i].y_offset =
1968 * yoffset*stride+xoffset*pixel_width/8;
1970 if (screen->y_mirror == 1) {
1971 if (screen->interlace == 1) {
1972 reg_win_data->reg_area_data[i].y_offset =
1973 yoffset * stride * 2 +
1974 ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
1975 xoffset * pixel_width / 8;
1977 reg_win_data->reg_area_data[i].y_offset =
1979 (reg_win_data->reg_area_data[i].yact - 1) * stride +
1980 xoffset * pixel_width / 8;
1983 if (screen->interlace == 1) {
1984 reg_win_data->reg_area_data[i].y_offset =
1985 yoffset * stride * 2 +
1986 xoffset * pixel_width / 8;
1988 reg_win_data->reg_area_data[i].y_offset =
1990 xoffset * pixel_width / 8;
1994 switch (fb_data_fmt) {
1998 stride = stride_32bit_1;
1999 uv_stride = stride_32bit_1 >> 1;
2000 uv_x_off = xoffset >> 1;
2002 fix->line_length = stride;
2003 uv_y_act = win_par->area_par[0].yact >> 1;
2005 case YUV420: /* 420sp */
2008 stride = stride_32bit_1;
2009 uv_stride = stride_32bit_1;
2011 uv_y_off = yoffset >> 1;
2012 fix->line_length = stride;
2013 uv_y_act = win_par->area_par[0].yact >> 1;
2018 stride = stride_32bit_1;
2019 uv_stride = stride_32bit_2;
2020 uv_x_off = xoffset * 2;
2022 fix->line_length = stride << 2;
2023 uv_y_act = win_par->area_par[0].yact;
2028 if (is_pic_yuv == 1) {
2029 reg_win_data->reg_area_data[0].cbr_start =
2030 reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2031 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2032 if (screen->y_mirror == 1) {
2033 if (screen->interlace == 1) {
2034 reg_win_data->reg_area_data[0].c_offset =
2035 uv_y_off * uv_stride * 2 +
2036 ((uv_y_act - 1) * 2 + 1) * uv_stride +
2037 uv_x_off * pixel_width / 8;
2039 reg_win_data->reg_area_data[0].c_offset =
2040 uv_y_off * uv_stride +
2041 (uv_y_act - 1) * uv_stride +
2042 uv_x_off * pixel_width / 8;
2045 if (screen->interlace == 1) {
2046 reg_win_data->reg_area_data[0].c_offset =
2047 uv_y_off * uv_stride * 2 +
2048 uv_x_off * pixel_width / 8;
2050 reg_win_data->reg_area_data[0].c_offset =
2051 uv_y_off * uv_stride +
2052 uv_x_off * pixel_width / 8;
2059 static int rk_fb_set_win_config(struct fb_info *info,
2060 struct rk_fb_win_cfg_data *win_data)
2062 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2063 struct rk_fb_reg_data *regs;
2065 struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2066 struct sync_fence *retire_fence;
2067 struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2068 struct sync_pt *retire_sync_pt;
2069 char fence_name[20];
2071 int ret = 0, i, j = 0;
2072 int list_is_empty = 0;
2074 regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2076 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2082 regs->post_cfg.xpos = win_data->post_cfg.xpos;
2083 regs->post_cfg.ypos = win_data->post_cfg.ypos;
2084 regs->post_cfg.xsize = win_data->post_cfg.xsize;
2085 regs->post_cfg.ysize = win_data->post_cfg.xsize;
2088 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2089 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2090 rk_fb_set_win_buffer(info, &win_data->win_par[i],
2091 ®s->reg_win_data[j]);
2092 if (regs->reg_win_data[j].area_num > 0) {
2095 regs->reg_win_data[j].area_buf_num;
2099 printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2100 printk(KERN_INFO "i=%d,win_id=%d\n", i,
2101 win_data->win_par[i].win_id);
2105 mutex_lock(&dev_drv->output_lock);
2106 if (!(dev_drv->suspend_flag == 0)) {
2107 rk_fb_update_reg(dev_drv, regs);
2109 printk(KERN_INFO "suspend_flag = 1\n");
2113 dev_drv->timeline_max++;
2115 for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2116 if (i < regs->buf_num) {
2117 sprintf(fence_name, "fence%d", i);
2118 win_data->rel_fence_fd[i] = get_unused_fd();
2119 if (win_data->rel_fence_fd[i] < 0) {
2120 printk(KERN_INFO "rel_fence_fd=%d\n",
2121 win_data->rel_fence_fd[i]);
2125 release_sync_pt[i] =
2126 sw_sync_pt_create(dev_drv->timeline,
2127 dev_drv->timeline_max);
2129 sync_fence_create(fence_name, release_sync_pt[i]);
2130 sync_fence_install(release_fence[i],
2131 win_data->rel_fence_fd[i]);
2133 win_data->rel_fence_fd[i] = -1;
2137 win_data->ret_fence_fd = get_unused_fd();
2138 if (win_data->ret_fence_fd < 0) {
2139 printk("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2144 sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2145 retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2146 sync_fence_install(retire_fence, win_data->ret_fence_fd);
2148 for (i = 0; i < RK_MAX_BUF_NUM; i++)
2149 win_data->rel_fence_fd[i] = -1;
2151 win_data->ret_fence_fd = -1;
2153 if (dev_drv->wait_fs == 0) {
2154 mutex_lock(&dev_drv->update_regs_list_lock);
2155 list_add_tail(®s->list, &dev_drv->update_regs_list);
2156 mutex_unlock(&dev_drv->update_regs_list_lock);
2157 queue_kthread_work(&dev_drv->update_regs_worker,
2158 &dev_drv->update_regs_work);
2160 mutex_lock(&dev_drv->update_regs_list_lock);
2161 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2162 list_empty(&saved_list);
2163 mutex_unlock(&dev_drv->update_regs_list_lock);
2164 if (!list_is_empty) {
2165 ret = wait_event_timeout(dev_drv->update_regs_wait,
2166 list_empty(&dev_drv->update_regs_list) && list_empty(&saved_list),
2167 msecs_to_jiffies(60));
2169 rk_fb_update_reg(dev_drv, regs);
2171 printk("%s: wait update_regs_wait timeout\n", __func__);
2172 } else if (ret == 0) {
2173 rk_fb_update_reg(dev_drv, regs);
2179 mutex_unlock(&dev_drv->output_lock);
2184 static int cfgdone_distlist[10] = { 0 };
2186 static int cfgdone_index;
2187 static int cfgdone_lasttime;
2189 int rk_get_real_fps(int before)
2191 struct timespec now;
2197 int index = cfgdone_index;
2206 getnstimeofday(&now);
2207 dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2213 for (i = 0; i < 10; i++) {
2216 total += cfgdone_distlist[index];
2218 dist_first = cfgdone_distlist[index];
2219 if (total < (before * 1000)) {
2221 printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2223 dist_total += cfgdone_distlist[index];
2231 printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2233 dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2234 dist_total += dist_curr;
2238 fps = (1000000 * dist_count) / dist_total;
2243 printk("curr2 %d, fps=%d\n", dist_curr, fps);
2247 EXPORT_SYMBOL(rk_get_real_fps);
2250 #ifdef CONFIG_ROCKCHIP_IOMMU
2252 static struct ion_handle *ion_hanle[ION_MAX];
2254 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2257 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2258 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2259 struct fb_fix_screeninfo *fix = &info->fix;
2260 int fb_id = 0, extend_win_id = 0;
2261 struct fb_info *extend_info = NULL;
2262 struct rk_lcdc_driver *extend_dev_drv = NULL;
2263 struct rk_lcdc_win *extend_win = NULL;
2264 struct rk_lcdc_win *win;
2265 int enable; /* enable fb:1 enable;0 disable */
2266 int ovl; /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2267 int num_buf; /* buffer_number */
2269 struct rk_fb_win_cfg_data win_data;
2270 unsigned int dsp_addr[4];
2273 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2275 void __user *argp = (void __user *)arg;
2276 win = dev_drv->win[win_id];
2277 if (rk_fb->disp_mode == DUAL) {
2278 fb_id = get_extend_fb_id(info);
2279 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2280 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2281 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2282 extend_info->fix.id);
2283 extend_win = extend_dev_drv->win[extend_win_id];
2287 case RK_FBIOSET_YUV_ADDR:
2291 if (copy_from_user(yuv_phy, argp, 8))
2293 #ifdef CONFIG_ROCKCHIP_IOMMU
2294 if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2296 fix->smem_start = yuv_phy[0];
2297 fix->mmio_start = yuv_phy[1];
2298 #ifdef CONFIG_ROCKCHIP_IOMMU
2300 int usr_fd, offset, tmp;
2301 struct ion_handle *hdl;
2302 ion_phys_addr_t phy_addr;
2305 usr_fd = yuv_phy[0];
2306 offset = yuv_phy[1] - yuv_phy[0];
2309 fix->smem_start = 0;
2310 fix->mmio_start = 0;
2314 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2315 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2316 (unsigned long *)&phy_addr, (unsigned long *)&len);
2318 fix->smem_start = phy_addr;
2319 fix->mmio_start = phy_addr + offset;
2321 if (ion_hanle[ION_MAX - 1] != 0) {
2322 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2323 ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2327 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2328 ion_hanle[tmp] = ion_hanle[tmp - 1];
2334 case RK_FBIOSET_ENABLE:
2335 if (copy_from_user(&enable, argp, sizeof(enable)))
2337 dev_drv->ops->open(dev_drv, win_id, enable);
2339 case RK_FBIOGET_ENABLE:
2340 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
2341 if (copy_to_user(argp, &enable, sizeof(enable)))
2344 case RK_FBIOSET_OVERLAY_STA:
2345 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2347 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2349 case RK_FBIOGET_OVERLAY_STA:
2350 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2351 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2354 case RK_FBIOPUT_NUM_BUFFERS:
2355 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2357 dev_drv->num_buf = num_buf;
2359 case RK_FBIOSET_VSYNC_ENABLE:
2360 if (copy_from_user(&enable, argp, sizeof(enable)))
2362 dev_drv->vsync_info.active = enable;
2365 case RK_FBIOGET_DSP_ADDR:
2366 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2367 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2370 case RK_FBIOGET_LIST_STA:
2371 list_stat = rk_fb_get_list_stat(dev_drv);
2372 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2376 case RK_FBIOGET_IOMMU_STA:
2377 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2378 sizeof(dev_drv->iommu_enabled)))
2381 #if defined(CONFIG_ION_ROCKCHIP)
2382 case RK_FBIOSET_DMABUF_FD:
2385 struct ion_handle *hdl;
2386 ion_phys_addr_t phy_addr;
2388 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2390 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2391 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2392 fix->smem_start = phy_addr;
2395 case RK_FBIOGET_DMABUF_FD:
2398 ion_share_dma_buf_fd(rk_fb->ion_client,
2399 win->area[0].ion_hdl);
2402 "ion_share_dma_buf_fd failed\n");
2405 if (copy_to_user(argp, &fd, sizeof(fd)))
2410 case RK_FBIOSET_CLEAR_FB:
2411 memset(info->screen_base, 0, get_fb_size());
2413 case RK_FBIOSET_CONFIG_DONE:
2416 struct timespec now;
2418 getnstimeofday(&now);
2419 curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2420 cfgdone_distlist[cfgdone_index++] =
2421 curr - cfgdone_lasttime;
2423 printk("%d ", curr - cfgdone_lasttime);
2425 cfgdone_lasttime = curr;
2426 if (cfgdone_index >= 10)
2429 if (copy_from_user(&win_data,
2430 (struct rk_fb_win_cfg_data __user *)argp,
2431 sizeof(win_data))) {
2436 dev_drv->wait_fs = win_data.wait_fs;
2437 rk_fb_set_win_config(info, &win_data);
2439 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2440 &win_data, sizeof(win_data))) {
2444 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2447 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2454 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2456 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2457 struct fb_fix_screeninfo *fix = &info->fix;
2459 #if defined(CONFIG_RK_HDMI)
2460 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2463 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2466 #if defined(CONFIG_RK_HDMI)
2467 if ((rk_fb->disp_mode == ONE_DUAL) &&
2468 (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2469 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2473 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2478 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2480 if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2481 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2482 ((16 != var->bits_per_pixel) &&
2483 (32 != var->bits_per_pixel) &&
2484 (24 != var->bits_per_pixel))) {
2485 dev_err(info->dev, "%s check var fail 1:\n"
2486 "xres_vir:%d>>yres_vir:%d\n"
2487 "xres:%d>>yres:%d\n"
2488 "bits_per_pixel:%d\n",
2492 var->xres, var->yres, var->bits_per_pixel);
2496 if (((var->xoffset + var->xres) > var->xres_virtual) ||
2497 ((var->yoffset + var->yres) > (var->yres_virtual))) {
2498 dev_err(info->dev, "%s check_var fail 2:\n"
2499 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2500 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2505 var->yoffset, var->yres, var->yres_virtual);
2512 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2513 size_t count, loff_t *ppos)
2515 unsigned long p = *ppos;
2518 int c, cnt = 0, err = 0;
2519 unsigned long total_size;
2520 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2521 struct rk_lcdc_win *win = NULL;
2524 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2528 win = dev_drv->win[win_id];
2530 /* only read the current frame buffer */
2531 if (win->format == RGB565) {
2532 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2533 } else if (win->format == YUV420) {
2535 (win->area[0].y_vir_stride * win->area[0].yact * 6);
2537 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2539 if (p >= total_size)
2542 if (count >= total_size)
2545 if (count + p > total_size)
2546 count = total_size - p;
2548 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2552 src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2555 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2557 fb_memcpy_fromfb(dst, src, c);
2561 if (copy_to_user(buf, buffer, c)) {
2573 return (err) ? err : cnt;
2576 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2577 size_t count, loff_t *ppos)
2579 unsigned long p = *ppos;
2582 int c, cnt = 0, err = 0;
2583 unsigned long total_size;
2584 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2585 struct rk_lcdc_win *win = NULL;
2588 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2592 win = dev_drv->win[win_id];
2594 /* write the current frame buffer */
2595 if (win->format == RGB565)
2596 total_size = win->area[0].xact * win->area[0].yact << 1;
2598 total_size = win->area[0].xact * win->area[0].yact << 2;
2603 if (count > total_size) {
2608 if (count + p > total_size) {
2612 count = total_size - p;
2615 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2619 dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2622 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2625 if (copy_from_user(src, buf, c)) {
2630 fb_memcpy_tofb(dst, src, c);
2641 return (cnt) ? cnt : err;
2644 static int rk_fb_set_par(struct fb_info *info)
2646 struct fb_var_screeninfo *var = &info->var;
2647 struct fb_fix_screeninfo *fix = &info->fix;
2648 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2649 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2650 int fb_id, extend_win_id = 0;
2651 struct fb_info *extend_info = NULL;
2652 struct rk_lcdc_driver *extend_dev_drv = NULL;
2653 struct rk_lcdc_win *extend_win = NULL;
2654 struct rk_lcdc_win *win = NULL;
2655 struct rk_screen *screen = dev_drv->cur_screen;
2656 struct rk_screen screen_primary;
2658 u32 cblen = 0, crlen = 0;
2659 u16 xsize = 0, ysize = 0; /* winx display window height/width --->LCDC_WINx_DSP_INFO */
2660 u32 xoffset = var->xoffset; /* offset from virtual to visible */
2661 u32 yoffset = var->yoffset;
2662 u16 xpos = (var->nonstd >> 8) & 0xfff; /*visiable pos in panel */
2663 u16 ypos = (var->nonstd >> 20) & 0xfff;
2664 u32 xvir = var->xres_virtual;
2665 u32 yvir = var->yres_virtual;
2666 u8 data_format = var->nonstd & 0xff;
2670 u32 stride, uv_stride;
2673 u16 uv_x_off, uv_y_off, uv_y_act;
2676 var->pixclock = dev_drv->pixclock;
2677 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2681 win = dev_drv->win[win_id];
2682 if (rk_fb->disp_mode == DUAL) {
2683 fb_id = get_extend_fb_id(info);
2684 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2685 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2686 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2689 extend_win = extend_dev_drv->win[extend_win_id];
2691 /* if the application has specific the horizontal and vertical display size */
2692 if (var->grayscale >> 8) {
2693 xsize = (var->grayscale >> 8) & 0xfff;
2694 ysize = (var->grayscale >> 20) & 0xfff;
2695 } else { /*ohterwise full screen display */
2696 xsize = screen->mode.xres;
2697 ysize = screen->mode.yres;
2700 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2701 /*save winameter set by android*/
2702 if (rk_fb->disp_mode != DUAL) {
2703 if (screen->screen_id == 0) {
2704 dev_drv->screen0->xsize = xsize;
2705 dev_drv->screen0->ysize = ysize;
2706 dev_drv->screen0->xpos = xpos;
2707 dev_drv->screen0->ypos = ypos;
2709 xsize = dev_drv->screen1->xsize;
2710 ysize = dev_drv->screen1->ysize;
2711 xpos = dev_drv->screen1->xpos;
2712 ypos = dev_drv->screen1->ypos;
2716 fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
2717 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2718 vir_width_bit = pixel_width * xvir;
2719 /* pixel_width = byte_num * 8 */
2720 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
2721 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
2723 switch (fb_data_fmt) {
2727 stride = stride_32bit_1;
2728 uv_stride = stride_32bit_1 >> 1;
2729 uv_x_off = xoffset >> 1;
2731 fix->line_length = stride;
2732 cblen = crlen = (xvir * yvir) >> 1;
2733 uv_y_act = win->area[0].yact >> 1;
2735 case YUV420: /* 420sp */
2738 stride = stride_32bit_1;
2739 uv_stride = stride_32bit_1;
2741 uv_y_off = yoffset >> 1;
2742 fix->line_length = stride;
2743 cblen = crlen = (xvir * yvir) >> 2;
2744 uv_y_act = win->area[0].yact >> 1;
2749 stride = stride_32bit_1;
2750 uv_stride = stride_32bit_2;
2751 uv_x_off = xoffset * 2;
2753 fix->line_length = stride << 2;
2754 cblen = crlen = (xvir * yvir);
2755 uv_y_act = win->area[0].yact;
2758 stride = stride_32bit_1; /* default rgb */
2759 fix->line_length = stride;
2763 /* x y mirror ,jump line */
2764 if (screen->y_mirror == 1) {
2765 if (screen->interlace == 1) {
2766 win->area[0].y_offset = yoffset * stride * 2 +
2767 ((win->area[0].yact - 1) * 2 + 1) * stride +
2768 xoffset * pixel_width / 8;
2770 win->area[0].y_offset = yoffset * stride +
2771 (win->area[0].yact - 1) * stride +
2772 xoffset * pixel_width / 8;
2775 if (screen->interlace == 1) {
2776 win->area[0].y_offset =
2777 yoffset * stride * 2 + xoffset * pixel_width / 8;
2779 win->area[0].y_offset =
2780 yoffset * stride + xoffset * pixel_width / 8;
2783 if (is_pic_yuv == 1) {
2784 if (screen->y_mirror == 1) {
2785 if (screen->interlace == 1) {
2786 win->area[0].c_offset =
2787 uv_y_off * uv_stride * 2 +
2788 ((uv_y_act - 1) * 2 + 1) * uv_stride +
2789 uv_x_off * pixel_width / 8;
2791 win->area[0].c_offset = uv_y_off * uv_stride +
2792 (uv_y_act - 1) * uv_stride +
2793 uv_x_off * pixel_width / 8;
2796 if (screen->interlace == 1) {
2797 win->area[0].c_offset =
2798 uv_y_off * uv_stride * 2 +
2799 uv_x_off * pixel_width / 8;
2801 win->area[0].c_offset =
2802 uv_y_off * uv_stride +
2803 uv_x_off * pixel_width / 8;
2808 rk_fb_get_prmry_screen(&screen_primary);
2809 win->format = fb_data_fmt;
2810 win->area[0].y_vir_stride = stride >> 2;
2811 win->area[0].uv_vir_stride = uv_stride >> 2;
2812 win->area[0].xpos = xpos*screen->mode.xres/screen_primary.mode.xres;
2813 win->area[0].ypos = ypos*screen->mode.yres/screen_primary.mode.yres;
2814 win->area[0].xsize = screen->mode.xres*xsize/screen_primary.mode.xres;
2815 win->area[0].ysize = screen->mode.yres*ysize/screen_primary.mode.yres;
2816 win->area[0].xact = var->xres; /* winx active window height,is a wint of vir */
2817 win->area[0].yact = var->yres;
2818 win->area[0].xvir = var->xres_virtual; /* virtual resolution stride --->LCDC_WINx_VIR */
2819 win->area[0].yvir = var->yres_virtual;
2822 win->alpha_mode = 4; /* AB_SRC_OVER; */
2823 win->alpha_en = ((win->format == ARGB888) ||
2824 (win->format == ABGR888)) ? 1 : 0;
2825 win->g_alpha_val = 0;
2827 if (rk_fb->disp_mode == DUAL) {
2828 if (extend_win->state && (hdmi_switch_complete)) {
2829 if (info != extend_info) {
2830 if (win->area[0].xact < win->area[0].yact) {
2831 extend_win->area[0].xact =
2833 extend_win->area[0].yact =
2835 extend_win->area[0].xvir =
2837 extend_info->var.xres = var->yres;
2838 extend_info->var.yres = var->xres;
2839 extend_info->var.xres_virtual =
2842 extend_win->area[0].xact =
2844 extend_win->area[0].yact =
2846 extend_win->area[0].xvir =
2848 extend_info->var.xres = var->xres;
2849 extend_info->var.yres = var->yres;
2850 extend_info->var.xres_virtual =
2853 extend_win->area[0].y_vir_stride =
2854 win->area[0].y_vir_stride;
2855 extend_win->area[0].uv_vir_stride =
2856 win->area[0].uv_vir_stride;
2857 if (win->area[0].xpos != 0 ||
2858 win->area[0].ypos != 0) {
2859 extend_win->area[0].xsize =
2860 (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2861 extend_win->area[0].ysize =
2862 (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2863 extend_win->area[0].xpos =
2864 ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1) +
2865 extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2866 extend_win->area[0].ypos =
2867 ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1) +
2868 extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2869 } else { /* the display image of the primary screen is full screen size */
2870 extend_win->area[0].xpos =
2871 (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2872 extend_win->area[0].ypos =
2873 (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2874 extend_win->area[0].xsize =
2875 extend_dev_drv->cur_screen->xsize;
2876 extend_win->area[0].ysize =
2877 extend_dev_drv->cur_screen->ysize;
2880 extend_win->area[0].state = 1;
2881 extend_win->area_num = 1;
2882 extend_win->alpha_en = 0;
2883 extend_win->format = win->format;
2884 extend_info->var.nonstd &= 0xffffff00;
2885 extend_info->var.nonstd |= data_format;
2886 extend_dev_drv->ops->set_par(extend_dev_drv,
2891 dev_drv->ops->set_par(dev_drv, win_id);
2896 static inline unsigned int chan_to_field(unsigned int chan,
2897 struct fb_bitfield *bf)
2900 chan >>= 16 - bf->length;
2901 return chan << bf->offset;
2904 static int fb_setcolreg(unsigned regno,
2905 unsigned red, unsigned green, unsigned blue,
2906 unsigned transp, struct fb_info *info)
2910 switch (info->fix.visual) {
2911 case FB_VISUAL_TRUECOLOR:
2912 /* true-colour, use pseudo-palette */
2914 u32 *pal = info->pseudo_palette;
2915 val = chan_to_field(red, &info->var.red);
2916 val |= chan_to_field(green, &info->var.green);
2917 val |= chan_to_field(blue, &info->var.blue);
2922 return -1; /* unknown type */
2928 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
2930 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2931 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2932 struct rk_lcdc_win *win;
2933 win = dev_drv->win[win_id];
2935 vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
2937 return dma_buf_mmap(win->area[0].dma_buf, vma, 0);
2940 static struct fb_ops fb_ops = {
2941 .owner = THIS_MODULE,
2942 .fb_open = rk_fb_open,
2943 .fb_release = rk_fb_close,
2944 .fb_check_var = rk_fb_check_var,
2945 .fb_set_par = rk_fb_set_par,
2946 .fb_blank = rk_fb_blank,
2947 .fb_ioctl = rk_fb_ioctl,
2948 .fb_pan_display = rk_fb_pan_display,
2949 .fb_read = rk_fb_read,
2950 .fb_write = rk_fb_write,
2951 .fb_setcolreg = fb_setcolreg,
2952 .fb_fillrect = cfb_fillrect,
2953 .fb_copyarea = cfb_copyarea,
2954 .fb_imageblit = cfb_imageblit,
2957 static struct fb_var_screeninfo def_var = {
2958 #if defined(CONFIG_LOGO_LINUX_BMP)
2962 .transp = {0, 0, 0},
2963 .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
2968 .transp = {0, 0, 0},
2969 .nonstd = HAL_PIXEL_FORMAT_RGB_565, /* (ypos<<20+xpos<<8+format) format */
2971 .grayscale = 0, /* (ysize<<20+xsize<<8) */
2972 .activate = FB_ACTIVATE_NOW,
2974 .vmode = FB_VMODE_NONINTERLACED,
2977 static struct fb_fix_screeninfo def_fix = {
2978 .type = FB_TYPE_PACKED_PIXELS,
2983 .accel = FB_ACCEL_NONE,
2984 .visual = FB_VISUAL_TRUECOLOR,
2988 static int rk_fb_wait_for_vsync_thread(void *data)
2990 struct rk_lcdc_driver *dev_drv = data;
2991 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2992 struct fb_info *fbi = rk_fb->fb[0];
2994 while (!kthread_should_stop()) {
2995 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2996 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2997 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2998 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3001 sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3007 static ssize_t rk_fb_vsync_show(struct device *dev,
3008 struct device_attribute *attr, char *buf)
3010 struct fb_info *fbi = dev_get_drvdata(dev);
3011 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3012 return scnprintf(buf, PAGE_SIZE, "%llu\n",
3013 ktime_to_ns(dev_drv->vsync_info.timestamp));
3016 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3019 * this two function is for other module that in the kernel which
3020 * need show image directly through fb
3021 * fb_id:we have 4 fb here,default we use fb0 for ui display
3023 struct fb_info *rk_get_fb(int fb_id)
3025 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3026 struct fb_info *fb = inf->fb[fb_id];
3029 EXPORT_SYMBOL(rk_get_fb);
3031 void rk_direct_fb_show(struct fb_info *fbi)
3034 rk_fb_pan_display(&fbi->var, fbi);
3036 EXPORT_SYMBOL(rk_direct_fb_show);
3038 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
3039 struct fb_var_screeninfo *hdmi_var)
3041 if (pmy_var->xres < pmy_var->yres) { /* vertical lcd screen */
3042 hdmi_var->xres = pmy_var->yres;
3043 hdmi_var->yres = pmy_var->xres;
3044 hdmi_var->xres_virtual = pmy_var->yres;
3046 hdmi_var->xres = pmy_var->xres;
3047 hdmi_var->yres = pmy_var->yres;
3048 hdmi_var->xres_virtual = pmy_var->xres_virtual;
3054 int rk_fb_dpi_open(bool open)
3056 struct rk_lcdc_driver *dev_drv = NULL;
3057 dev_drv = rk_get_prmry_lcdc_drv();
3059 if (dev_drv->ops->dpi_open)
3060 dev_drv->ops->dpi_open(dev_drv, open);
3064 int rk_fb_dpi_win_sel(int win_id)
3066 struct rk_lcdc_driver *dev_drv = NULL;
3067 dev_drv = rk_get_prmry_lcdc_drv();
3069 if (dev_drv->ops->dpi_win_sel)
3070 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3074 int rk_fb_dpi_status(void)
3077 struct rk_lcdc_driver *dev_drv = NULL;
3079 dev_drv = rk_get_prmry_lcdc_drv();
3080 if (dev_drv->ops->dpi_status)
3081 ret = dev_drv->ops->dpi_status(dev_drv);
3087 *function:this function will be called by display device, enable/disable lcdc
3088 *screen: screen timing to be set to lcdc
3089 *enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3090 *lcdc_id: the lcdc id the display device attached ,0 or 1
3092 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3094 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3095 struct fb_info *info = NULL;
3096 struct rk_lcdc_driver *dev_drv = NULL;
3098 int i, win_id, load_screen = 0;
3103 sprintf(name, "lcdc%d", lcdc_id);
3104 for (i = 0; i < rk_fb->num_lcdc; i++) {
3105 if (!strcmp(rk_fb->lcdc_dev_drv[i]->name, name)) {
3106 dev_drv = rk_fb->lcdc_dev_drv[i];
3110 if (i == rk_fb->num_lcdc) {
3111 printk(KERN_ERR "%s driver not found!", name);
3115 if (enable == 2 /*&& dev_drv->enable*/)
3119 /* if screen type is different, we do not disable lcdc. */
3120 if (dev_drv->cur_screen->type != screen->type)
3123 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3124 /* disable the layer which attached to this device */
3125 if (dev_drv->win[i] && dev_drv->win[i]->state)
3126 dev_drv->ops->open(dev_drv, i, 0);
3130 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3132 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3133 #ifdef DUAL_LCDC_MAP_TO_SAME_FB
3134 info = rk_fb->fb[i];
3135 dev_drv1 = (struct rk_lcdc_driver *)info->par;
3136 if (dev_drv1 != dev_drv) {
3137 info->par = dev_drv;
3138 dev_drv->overscan = dev_drv1->overscan;
3139 dev_drv->vsync_info.active = dev_drv1->vsync_info.active;
3141 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3143 info = rk_fb->fb[dev_drv->fb_index_base + i];
3145 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3146 if (dev_drv->win[win_id]) {
3147 #ifdef DUAL_LCDC_MAP_TO_SAME_FB
3148 if (dev_drv1 && dev_drv1->win[win_id]) {
3149 dev_drv->win[win_id]->logicalstate = dev_drv1->win[win_id]->logicalstate;
3150 memcpy(dev_drv->win[win_id]->area, dev_drv1->win[win_id]->area, RK_WIN_MAX_AREA * sizeof(struct rk_lcdc_win_area));
3153 if (dev_drv->win[win_id]->logicalstate) {
3154 dev_drv->ops->open(dev_drv, win_id, 1);
3156 dev_drv->ops->load_screen(dev_drv, 1);
3159 info->var.activate |= FB_ACTIVATE_FORCE;
3160 info->fbops->fb_set_par(info);
3161 info->fbops->fb_pan_display(&info->var, info);
3169 * function:this function will be called by hdmi,when
3171 * screen: the screen attached to hdmi
3172 * enable: 1,hdmi plug in,0,hdmi plug out
3173 * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3175 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3177 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3178 struct fb_info *info = NULL;
3179 struct rk_lcdc_driver *dev_drv = NULL;
3180 struct fb_var_screeninfo *hdmi_var = NULL;
3181 struct fb_var_screeninfo *pmy_var = NULL; /* var for primary screen */
3183 struct fb_fix_screeninfo *hdmi_fix = NULL;
3188 if (rk_fb->disp_mode != DUAL)
3189 rk29_backlight_set(0);
3191 sprintf(name, "lcdc%d", lcdc_id);
3193 if (rk_fb->disp_mode != DUAL) {
3194 dev_drv = rk_fb->lcdc_dev_drv[0];
3195 if (dev_drv->trsm_ops && dev_drv->trsm_ops->disable)
3196 dev_drv->trsm_ops->disable();
3197 rk_disp_pwr_disable(dev_drv);
3199 for (i = 0; i < rk_fb->num_lcdc; i++) {
3200 if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
3201 dev_drv = rk_fb->lcdc_dev_drv[i];
3206 if (i == rk_fb->num_lcdc) {
3207 printk(KERN_ERR "%s driver not found!", name);
3211 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3214 if (rk_fb->num_lcdc == 1)
3215 info = rk_fb->fb[0];
3216 else if (rk_fb->num_lcdc == 2)
3217 info = rk_fb->fb[dev_drv->lcdc_win_num]; /* the main fb of lcdc1 */
3219 if (dev_drv->screen1) { /* device like rk2928 ,have only one lcdc but two outputs */
3221 memcpy(dev_drv->screen1, screen,
3222 sizeof(struct rk_screen));
3223 dev_drv->screen1->lcdc_id = 0; /* connect screen1 to output interface 0 */
3224 dev_drv->screen1->screen_id = 1;
3225 dev_drv->screen0->lcdc_id = 1; /* connect screen0 to output interface 1 */
3226 dev_drv->cur_screen = dev_drv->screen1;
3227 dev_drv->screen0->ext_screen = dev_drv->screen1;
3228 if (dev_drv->screen0->sscreen_get) {
3229 dev_drv->screen0->sscreen_get(dev_drv->screen0,
3230 dev_drv->cur_screen->hdmi_resolution);
3234 dev_drv->screen1->lcdc_id = 1; /* connect screen1 to output interface 1 */
3235 dev_drv->screen0->lcdc_id = 0; /* connect screen0 to output interface 0 */
3236 dev_drv->cur_screen = dev_drv->screen0;
3237 dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
3238 dev_drv->screen_ctr_info->lcd_info);
3242 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3245 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3246 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3248 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3250 if (!enable && !dev_drv->screen1) { /* only double lcdc device need to close */
3251 if (dev_drv->win[win_id]->state)
3252 dev_drv->ops->open(dev_drv, win_id, enable); /* disable the win which attached to this fb */
3253 hdmi_switch_complete = 0;
3258 hdmi_var = &info->var;
3259 hdmi_fix = &info->fix;
3260 if (rk_fb->disp_mode == DUAL) {
3261 if (likely(rk_fb->num_lcdc == 2)) {
3262 pmy_var = &rk_fb->fb[0]->var;
3263 set_xact_yact_for_hdmi(pmy_var, hdmi_var);
3264 hdmi_var->nonstd &= 0xffffff00;
3265 hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /* use the same format as primary screen */
3268 "%s>>only one lcdc,dual display no supported!",
3272 hdmi_var->grayscale &= 0xff;
3273 hdmi_var->grayscale |=
3274 (dev_drv->cur_screen->mode.xres << 8) + (dev_drv->cur_screen->mode.yres << 20);
3275 if (dev_drv->screen1) { /* device like rk2928,whic have one lcdc but two outputs */
3277 info->var.nonstd &= 0xff;
3278 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
3279 info->var.grayscale &= 0xff;
3280 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);
3282 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
3283 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
3284 dev_drv->screen1->xpos = 0;
3285 dev_drv->screen1->ypos = 0;
3288 ret = info->fbops->fb_open(info, 1);
3289 dev_drv->ops->load_screen(dev_drv, 1);
3290 ret = info->fbops->fb_set_par(info);
3291 if (dev_drv->ops->lcdc_hdmi_process)
3292 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
3294 hdmi_switch_complete = enable;
3295 info->fbops->fb_pan_display(hdmi_var, info);
3297 if (dev_drv->screen1) {
3298 if (dev_drv->screen0->sscreen_set) {
3300 dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
3303 dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
3305 dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
3310 info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
3312 if (rk_fb->disp_mode != DUAL) {
3313 /* rk29_backlight_set(1); */
3314 rk_disp_pwr_enable(dev_drv);
3315 if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
3316 dev_drv->trsm_ops->enable();
3322 * function:this function current only called by hdmi for
3324 * scale_x: scale rate of x resolution
3325 * scale_y: scale rate of y resolution
3326 * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3328 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3330 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3331 struct fb_info *info = NULL;
3332 struct fb_var_screeninfo *var = NULL;
3333 struct rk_lcdc_driver *dev_drv = NULL;
3334 u16 screen_x, screen_y;
3339 sprintf(name, "lcdc%d", lcdc_id);
3340 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
3341 dev_drv = inf->lcdc_dev_drv[0];
3343 for (i = 0; i < inf->num_lcdc; i++) {
3344 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
3345 dev_drv = inf->lcdc_dev_drv[i];
3350 if (i == inf->num_lcdc) {
3351 printk(KERN_ERR "%s driver not found!", name);
3355 if (inf->num_lcdc == 1)
3357 else if (inf->num_lcdc == 2)
3358 info = inf->fb[dev_drv->lcdc_win_num];
3361 screen_x = dev_drv->cur_screen->mode.xres;
3362 screen_y = dev_drv->cur_screen->mode.yres;
3364 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
3365 if (dev_drv->cur_screen->screen_id == 1) {
3366 dev_drv->cur_screen->xpos =
3367 (screen_x - screen_x * scale_x / 100) >> 1;
3368 dev_drv->cur_screen->ypos =
3369 (screen_y - screen_y * scale_y / 100) >> 1;
3370 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3371 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3375 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3376 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3377 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3378 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3379 var->nonstd &= 0xff;
3380 var->nonstd |= (xpos << 8) + (ypos << 20);
3381 var->grayscale &= 0xff;
3383 (dev_drv->cur_screen->xsize << 8) + (dev_drv->cur_screen->ysize << 20);
3386 info->fbops->fb_set_par(info);
3387 /* info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0); */
3388 dev_drv->ops->cfg_done(dev_drv);
3392 #if defined(CONFIG_ION_ROCKCHIP)
3393 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3394 struct rk_lcdc_win *win,
3395 unsigned long fb_mem_size)
3397 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3398 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3399 struct ion_handle *handle;
3400 ion_phys_addr_t phy_addr;
3403 if (dev_drv->iommu_enabled)
3404 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3405 ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3407 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3408 ION_HEAP(ION_CMA_HEAP_ID), 0);
3409 if (IS_ERR(handle)) {
3410 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3414 win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3415 if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3416 printk("ion_share_dma_buf() failed\n");
3417 goto err_share_dma_buf;
3419 win->area[0].ion_hdl = handle;
3420 if (dev_drv->prop == PRMRY)
3421 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3422 #ifdef CONFIG_ROCKCHIP_IOMMU
3423 if (dev_drv->iommu_enabled)
3424 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3425 (unsigned long *)&phy_addr,
3426 (unsigned long *)&len);
3428 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3430 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3432 fbi->fix.smem_start = phy_addr;
3433 fbi->fix.smem_len = len;
3434 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3438 ion_free(rk_fb->ion_client, handle);
3443 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
3445 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3446 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3447 struct rk_lcdc_win *win = NULL;
3450 unsigned long fb_mem_size;
3451 #if !defined(CONFIG_ION_ROCKCHIP)
3452 dma_addr_t fb_mem_phys;
3456 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3460 win = dev_drv->win[win_id];
3462 if (!strcmp(fbi->fix.id, "fb0")) {
3463 fb_mem_size = get_fb_size();
3464 #if defined(CONFIG_ION_ROCKCHIP)
3465 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3468 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3469 &fb_mem_phys, GFP_KERNEL);
3471 pr_err("%s: Failed to allocate framebuffer\n",
3475 fbi->fix.smem_len = fb_mem_size;
3476 fbi->fix.smem_start = fb_mem_phys;
3477 fbi->screen_base = fb_mem_virt;
3479 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3480 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3481 fbi->fix.smem_start, fbi->screen_base,
3484 if (dev_drv->rotate_mode > X_Y_MIRROR) {
3485 fb_mem_size = get_rotate_fb_size();
3486 #if defined(CONFIG_ION_ROCKCHIP)
3487 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3491 dma_alloc_writecombine(fbi->dev,
3496 pr_err("%s: Failed to allocate framebuffer\n",
3500 fbi->fix.smem_len = fb_mem_size;
3501 fbi->fix.smem_start = fb_mem_phys;
3502 fbi->screen_base = fb_mem_virt;
3505 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3506 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3507 fbi->screen_base = rk_fb->fb[0]->screen_base;
3510 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3511 fbi->fix.smem_start, fbi->screen_base,
3515 fbi->screen_size = fbi->fix.smem_len;
3516 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3518 win = dev_drv->win[win_id];
3519 win->reserved = fbi->fix.smem_start;
3526 static int rk_release_fb_buffer(struct fb_info *fbi)
3528 /* buffer for fb1 and fb3 are alloc by android */
3529 if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3531 iounmap(fbi->screen_base);
3532 release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3537 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3538 struct rk_lcdc_win *def_win)
3541 int lcdc_win_num = dev_drv->lcdc_win_num;
3543 for (i = 0; i < lcdc_win_num; i++) {
3544 struct rk_lcdc_win *win = NULL;
3545 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3547 dev_err(dev_drv->dev, "kzmalloc for win fail!");
3551 strcpy(win->name, def_win[i].name);
3552 win->id = def_win[i].id;
3553 win->support_3d = def_win[i].support_3d;
3554 dev_drv->win[i] = win;
3560 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3561 struct rk_lcdc_win *def_win, int index)
3563 struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3564 struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3565 sizeof(struct rk_screen),
3569 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3574 screen->screen_id = 0;
3575 screen->lcdc_id = dev_drv->id;
3576 screen->overscan.left = 100;
3577 screen->overscan.top = 100;
3578 screen->overscan.right = 100;
3579 screen->overscan.bottom = 100;
3581 screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3582 screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3584 dev_drv->screen0 = screen;
3585 dev_drv->cur_screen = screen;
3586 /* devie use one lcdc + rk61x scaler for dual display */
3587 if (rk_fb->disp_mode == ONE_DUAL) {
3588 struct rk_screen *screen1 =
3589 devm_kzalloc(dev_drv->dev,
3590 sizeof(struct rk_screen),
3593 dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3597 screen1->screen_id = 1;
3598 screen1->lcdc_id = 1;
3599 dev_drv->screen1 = screen1;
3600 dev_drv->screen0->sscreen_set = rk_fb_set_screen_scaler;
3602 sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3603 init_lcdc_win(dev_drv, def_win);
3604 init_completion(&dev_drv->frame_done);
3605 spin_lock_init(&dev_drv->cpl_lock);
3606 mutex_init(&dev_drv->fb_win_id_mutex);
3607 dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
3608 dev_drv->first_frame = 1;
3609 dev_drv->overscan.left = 100;
3610 dev_drv->overscan.top = 100;
3611 dev_drv->overscan.right = 100;
3612 dev_drv->overscan.bottom = 100;
3613 rk_disp_pwr_ctr_parse_dt(dev_drv);
3614 if (dev_drv->prop == PRMRY) {
3615 if (dev_drv->ops->set_dsp_cabc)
3616 dev_drv->ops->set_dsp_cabc(dev_drv, dev_drv->cabc_mode);
3617 rk_fb_set_prmry_screen(screen);
3619 rk_fb_get_prmry_screen(screen);
3620 dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3625 #ifdef CONFIG_LOGO_LINUX_BMP
3626 static struct linux_logo *bmp_logo;
3627 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3629 bmp_logo = fb_find_logo(24);
3630 if (bmp_logo == NULL) {
3631 printk(KERN_INFO "%s error\n", __func__);
3637 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3639 unsigned char *src = bmp_logo->data;
3640 unsigned char *dst = info->screen_base;
3642 unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3643 unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3645 for (i = 0; i < Needheight; i++)
3646 memcpy(dst + info->var.xres * i * 4,
3647 src + bmp_logo->width * i * 4, Needwidth * 4);
3652 * check if the primary lcdc has registerd,
3653 * the primary lcdc mas register first
3655 bool is_prmry_rk_lcdc_registered(void)
3657 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3659 if (rk_fb->lcdc_dev_drv[0])
3665 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3666 struct rk_lcdc_win *win, int id)
3668 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3669 struct fb_info *fbi;
3670 int i = 0, ret = 0, index = 0;
3672 #if defined(CONFIG_ROCKCHIP_IOMMU)
3673 struct device *mmu_dev = NULL;
3676 if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3679 for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3680 if (!rk_fb->lcdc_dev_drv[i]) {
3681 rk_fb->lcdc_dev_drv[i] = dev_drv;
3682 rk_fb->lcdc_dev_drv[i]->id = id;
3689 init_lcdc_device_driver(rk_fb, win, index);
3690 dev_drv->fb_index_base = rk_fb->num_fb;
3691 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3692 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3694 dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3700 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3701 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3702 fbi->var.grayscale |=
3703 (fbi->var.xres << 8) + (fbi->var.yres << 20);
3704 #if defined(CONFIG_LOGO_LINUX_BMP)
3705 fbi->var.bits_per_pixel = 32;
3707 fbi->var.bits_per_pixel = 16;
3709 fbi->fix.line_length =
3710 (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3711 fbi->var.width = dev_drv->cur_screen->width;
3712 fbi->var.height = dev_drv->cur_screen->height;
3713 fbi->var.pixclock = dev_drv->pixclock;
3714 if (dev_drv->iommu_enabled)
3715 fb_ops.fb_mmap = rk_fb_mmap;
3716 fbi->fbops = &fb_ops;
3717 fbi->flags = FBINFO_FLAG_DEFAULT;
3718 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3719 ret = register_framebuffer(fbi);
3721 dev_err(&fb_pdev->dev,
3722 "%s fb%d register_framebuffer fail!\n",
3723 __func__, rk_fb->num_fb);
3726 rkfb_create_sysfs(fbi);
3727 rk_fb->fb[rk_fb->num_fb] = fbi;
3728 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3733 init_waitqueue_head(&dev_drv->vsync_info.wait);
3734 init_waitqueue_head(&dev_drv->update_regs_wait);
3735 ret = device_create_file(fbi->dev, &dev_attr_vsync);
3738 "failed to create vsync file\n");
3739 dev_drv->vsync_info.thread =
3740 kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
3742 if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3744 "failed to run vsync thread\n");
3745 dev_drv->vsync_info.thread = NULL;
3747 dev_drv->vsync_info.active = 1;
3749 mutex_init(&dev_drv->output_lock);
3751 INIT_LIST_HEAD(&dev_drv->update_regs_list);
3752 mutex_init(&dev_drv->update_regs_list_lock);
3753 init_kthread_worker(&dev_drv->update_regs_worker);
3755 dev_drv->update_regs_thread =
3756 kthread_run(kthread_worker_fn,
3757 &dev_drv->update_regs_worker, "rk-fb");
3758 if (IS_ERR(dev_drv->update_regs_thread)) {
3759 int err = PTR_ERR(dev_drv->update_regs_thread);
3760 dev_drv->update_regs_thread = NULL;
3762 printk("failed to run update_regs thread\n");
3765 init_kthread_work(&dev_drv->update_regs_work,
3766 rk_fb_update_regs_handler);
3769 sw_sync_timeline_create("fb-timeline");
3770 dev_drv->timeline_max = 1;
3774 /* show logo for primary display device */
3775 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
3776 if (dev_drv->prop == PRMRY) {
3777 struct fb_info *main_fbi = rk_fb->fb[0];
3778 main_fbi->fbops->fb_open(main_fbi, 1);
3780 #if defined(CONFIG_ROCKCHIP_IOMMU)
3781 if (dev_drv->iommu_enabled) {
3783 rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
3785 platform_set_sysmmu(mmu_dev, dev_drv->dev);
3786 rockchip_sysmmu_set_fault_handler(dev_drv->dev,
3787 rk_fb_sysmmu_fault_handler);
3788 iovmm_activate(dev_drv->dev);
3790 dev_err(dev_drv->dev,
3791 "failed to get rockchip iommu device\n");
3795 rk_fb_alloc_buffer(main_fbi, 0); /* only alloc memory for main fb */
3796 if (support_uboot_display()) {
3797 if (dev_drv->iommu_enabled) {
3798 rk_fb_copy_from_loader(main_fbi);
3799 dev_drv->ops->direct_set_addr(dev_drv, 0,
3800 main_fbi->fix.smem_start);
3804 main_fbi->fbops->fb_set_par(main_fbi);
3805 #if defined(CONFIG_LOGO_LINUX_BMP)
3806 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3807 fb_set_cmap(&main_fbi->cmap, main_fbi);
3808 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3811 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3812 fb_set_cmap(&main_fbi->cmap, main_fbi);
3813 fb_show_logo(main_fbi, FB_ROTATE_UR);
3816 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3818 #if !defined(CONFIG_ROCKCHIP_IOMMU)
3819 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
3820 int extend_fb_id = get_extend_fb_id(extend_fbi);
3822 rk_fb_alloc_buffer(extend_fbi, extend_fb_id);
3829 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3831 struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3832 struct fb_info *fbi;
3833 int fb_index_base = dev_drv->fb_index_base;
3834 int fb_num = dev_drv->lcdc_win_num;
3837 if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3838 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3839 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3842 for (i = 0; i < fb_num; i++)
3843 kfree(dev_drv->win[i]);
3845 for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
3846 fbi = fb_inf->fb[i];
3847 unregister_framebuffer(fbi);
3848 /* rk_release_fb_buffer(fbi); */
3849 framebuffer_release(fbi);
3851 fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
3857 static int rk_fb_probe(struct platform_device *pdev)
3859 struct rk_fb *rk_fb = NULL;
3860 struct device_node *np = pdev->dev.of_node;
3864 dev_err(&pdev->dev, "Missing device tree node.\n");
3868 rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3870 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3873 platform_set_drvdata(pdev, rk_fb);
3875 if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3876 rk_fb->disp_mode = mode;
3879 dev_err(&pdev->dev, "no disp-mode node found!");
3883 if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
3884 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
3886 dev_set_name(&pdev->dev, "rockchip-fb");
3887 #if defined(CONFIG_ION_ROCKCHIP)
3888 rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3889 if (IS_ERR(rk_fb->ion_client)) {
3890 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3891 return PTR_ERR(rk_fb->ion_client);
3893 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3898 dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3902 static int rk_fb_remove(struct platform_device *pdev)
3904 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3907 platform_set_drvdata(pdev, NULL);
3911 static void rk_fb_shutdown(struct platform_device *pdev)
3913 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3916 for (i = 0; i < rk_fb->num_lcdc; i++) {
3917 if (!rk_fb->lcdc_dev_drv[i])
3922 static const struct of_device_id rkfb_dt_ids[] = {
3923 {.compatible = "rockchip,rk-fb",},
3927 static struct platform_driver rk_fb_driver = {
3928 .probe = rk_fb_probe,
3929 .remove = rk_fb_remove,
3932 .owner = THIS_MODULE,
3933 .of_match_table = of_match_ptr(rkfb_dt_ids),
3935 .shutdown = rk_fb_shutdown,
3938 static int __init rk_fb_init(void)
3940 return platform_driver_register(&rk_fb_driver);
3943 static void __exit rk_fb_exit(void)
3945 platform_driver_unregister(&rk_fb_driver);
3948 fs_initcall(rk_fb_init);
3949 module_exit(rk_fb_exit);