2 * drivers/video/rockchip/lcdc/rk3368_lcdc.c
4 * Copyright (C) 2014 ROCKCHIP, Inc.
5 *Author:hjc<hjc@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.
17 #include <linux/module.h>
18 #include <linux/kernel.h>
19 #include <linux/errno.h>
20 #include <linux/string.h>
22 #include <linux/slab.h>
23 #include <linux/device.h>
24 #include <linux/delay.h>
25 #include <linux/init.h>
26 #include <linux/interrupt.h>
27 #include <linux/platform_device.h>
28 #include <linux/clk.h>
29 #include <linux/rockchip-iovmm.h>
30 #include <asm/div64.h>
31 #include <linux/uaccess.h>
32 #include <linux/rockchip/cpu.h>
33 #include <linux/rockchip/iomap.h>
34 #include <linux/rockchip/grf.h>
35 #include <linux/rockchip/common.h>
36 #include <dt-bindings/clock/rk_system_status.h>
38 #include "rk3368_lcdc.h"
40 #if defined(CONFIG_HAS_EARLYSUSPEND)
41 #include <linux/earlysuspend.h>
43 /*#define CONFIG_RK_FPGA 1*/
45 static int dbg_thresd;
46 module_param(dbg_thresd, int, S_IRUGO | S_IWUSR);
48 #define DBG(level, x...) do { \
49 if (unlikely(dbg_thresd >= level)) \
53 static struct rk_lcdc_win lcdc_win[] = {
81 static int rk3368_lcdc_set_bcsh(struct rk_lcdc_driver *dev_drv, bool enable);
83 /*#define WAIT_FOR_SYNC 1*/
84 u32 rk3368_get_hard_ware_vskiplines(u32 srch, u32 dsth)
88 if (srch >= (u32) (4 * dsth * MIN_SCALE_FACTOR_AFTER_VSKIP))
90 else if (srch >= (u32) (2 * dsth * MIN_SCALE_FACTOR_AFTER_VSKIP))
99 static int rk3368_set_cabc_lut(struct rk_lcdc_driver *dev_drv, int *cabc_lut)
104 struct lcdc_device *lcdc_dev =
105 container_of(dev_drv, struct lcdc_device, driver);
107 lcdc_msk_reg(lcdc_dev, CABC_CTRL1, m_CABC_LUT_EN,
109 lcdc_cfg_done(lcdc_dev);
111 for (i = 0; i < 256; i++) {
113 c = lcdc_dev->cabc_lut_addr_base + i;
114 writel_relaxed(v, c);
116 lcdc_msk_reg(lcdc_dev, CABC_CTRL1, m_CABC_LUT_EN,
122 static int rk3368_lcdc_set_lut(struct rk_lcdc_driver *dev_drv, int *dsp_lut)
127 struct lcdc_device *lcdc_dev =
128 container_of(dev_drv, struct lcdc_device, driver);
130 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, m_DSP_LUT_EN,
132 lcdc_cfg_done(lcdc_dev);
134 for (i = 0; i < 256; i++) {
136 c = lcdc_dev->dsp_lut_addr_base + i;
137 writel_relaxed(v, c);
139 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, m_DSP_LUT_EN,
145 static int rk3368_lcdc_clk_enable(struct lcdc_device *lcdc_dev)
147 #ifdef CONFIG_RK_FPGA
148 lcdc_dev->clk_on = 1;
151 if (!lcdc_dev->clk_on) {
152 clk_prepare_enable(lcdc_dev->hclk);
153 clk_prepare_enable(lcdc_dev->dclk);
154 clk_prepare_enable(lcdc_dev->aclk);
155 clk_prepare_enable(lcdc_dev->pd);
156 spin_lock(&lcdc_dev->reg_lock);
157 lcdc_dev->clk_on = 1;
158 spin_unlock(&lcdc_dev->reg_lock);
164 static int rk3368_lcdc_clk_disable(struct lcdc_device *lcdc_dev)
166 #ifdef CONFIG_RK_FPGA
167 lcdc_dev->clk_on = 0;
170 if (lcdc_dev->clk_on) {
171 spin_lock(&lcdc_dev->reg_lock);
172 lcdc_dev->clk_on = 0;
173 spin_unlock(&lcdc_dev->reg_lock);
175 clk_disable_unprepare(lcdc_dev->dclk);
176 clk_disable_unprepare(lcdc_dev->hclk);
177 clk_disable_unprepare(lcdc_dev->aclk);
178 clk_disable_unprepare(lcdc_dev->pd);
184 static int __maybe_unused
185 rk3368_lcdc_disable_irq(struct lcdc_device *lcdc_dev)
189 spin_lock(&lcdc_dev->reg_lock);
190 if (likely(lcdc_dev->clk_on)) {
191 mask = m_FS_INTR_EN | m_FS_NEW_INTR_EN |
192 m_ADDR_SAME_INTR_EN | m_LINE_FLAG0_INTR_EN |
193 m_LINE_FLAG1_INTR_EN | m_BUS_ERROR_INTR_EN |
194 m_WIN0_EMPTY_INTR_EN | m_WIN1_EMPTY_INTR_EN |
195 m_WIN2_EMPTY_INTR_EN | m_WIN3_EMPTY_INTR_EN |
196 m_HWC_EMPTY_INTR_EN | m_POST_BUF_EMPTY_INTR_EN |
197 m_PWM_GEN_INTR_EN | m_DSP_HOLD_VALID_INTR_EN;
198 val = v_FS_INTR_EN(0) | v_FS_NEW_INTR_EN(0) |
199 v_ADDR_SAME_INTR_EN(0) |
200 v_LINE_FLAG0_INTR_EN(0) | v_LINE_FLAG1_INTR_EN(0) |
201 v_BUS_ERROR_INTR_EN(0) | v_WIN0_EMPTY_INTR_EN(0) |
202 v_WIN1_EMPTY_INTR_EN(0) | v_WIN2_EMPTY_INTR_EN(0) |
203 v_WIN3_EMPTY_INTR_EN(0) | v_HWC_EMPTY_INTR_EN(0) |
204 v_POST_BUF_EMPTY_INTR_EN(0) |
205 v_PWM_GEN_INTR_EN(0) | v_DSP_HOLD_VALID_INTR_EN(0);
206 lcdc_msk_reg(lcdc_dev, INTR_EN, mask, val);
208 mask = m_FS_INTR_CLR | m_FS_NEW_INTR_CLR |
209 m_ADDR_SAME_INTR_CLR | m_LINE_FLAG0_INTR_CLR |
210 m_LINE_FLAG1_INTR_CLR | m_BUS_ERROR_INTR_CLR |
211 m_WIN0_EMPTY_INTR_CLR | m_WIN1_EMPTY_INTR_CLR |
212 m_WIN2_EMPTY_INTR_CLR | m_WIN3_EMPTY_INTR_CLR |
213 m_HWC_EMPTY_INTR_CLR | m_POST_BUF_EMPTY_INTR_CLR |
214 m_PWM_GEN_INTR_CLR | m_DSP_HOLD_VALID_INTR_CLR;
215 val = v_FS_INTR_CLR(1) | v_FS_NEW_INTR_CLR(1) |
216 v_ADDR_SAME_INTR_CLR(1) |
217 v_LINE_FLAG0_INTR_CLR(1) | v_LINE_FLAG1_INTR_CLR(1) |
218 v_BUS_ERROR_INTR_CLR(1) | v_WIN0_EMPTY_INTR_CLR(1) |
219 v_WIN1_EMPTY_INTR_CLR(1) | v_WIN2_EMPTY_INTR_CLR(1) |
220 v_WIN3_EMPTY_INTR_CLR(1) | v_HWC_EMPTY_INTR_CLR(1) |
221 v_POST_BUF_EMPTY_INTR_CLR(1) |
222 v_PWM_GEN_INTR_CLR(1) | v_DSP_HOLD_VALID_INTR_CLR(1);
223 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, mask, val);
224 lcdc_cfg_done(lcdc_dev);
225 spin_unlock(&lcdc_dev->reg_lock);
227 spin_unlock(&lcdc_dev->reg_lock);
233 static int rk3368_lcdc_reg_dump(struct rk_lcdc_driver *dev_drv)
235 struct lcdc_device *lcdc_dev =
236 container_of(dev_drv, struct lcdc_device, driver);
237 int *cbase = (int *)lcdc_dev->regs;
238 int *regsbak = (int *)lcdc_dev->regsbak;
240 char dbg_message[30];
243 pr_info("lcd back up reg:\n");
244 memset(dbg_message, 0, sizeof(dbg_message));
245 memset(buf, 0, sizeof(buf));
246 for (i = 0; i <= (0x200 >> 4); i++) {
247 val = sprintf(dbg_message, "0x%04x: ", i * 16);
248 for (j = 0; j < 4; j++) {
249 val = sprintf(buf, "%08x ", *(regsbak + i * 4 + j));
250 strcat(dbg_message, buf);
252 pr_info("%s\n", dbg_message);
253 memset(dbg_message, 0, sizeof(dbg_message));
254 memset(buf, 0, sizeof(buf));
257 pr_info("lcdc reg:\n");
258 for (i = 0; i <= (0x200 >> 4); i++) {
259 val = sprintf(dbg_message, "0x%04x: ", i * 16);
260 for (j = 0; j < 4; j++) {
261 sprintf(buf, "%08x ",
262 readl_relaxed(cbase + i * 4 + j));
263 strcat(dbg_message, buf);
265 pr_info("%s\n", dbg_message);
266 memset(dbg_message, 0, sizeof(dbg_message));
267 memset(buf, 0, sizeof(buf));
274 static int win##id##_enable(struct lcdc_device *lcdc_dev, int en) \
277 spin_lock(&lcdc_dev->reg_lock); \
278 msk = m_WIN##id##_EN; \
279 val = v_WIN##id##_EN(en); \
280 lcdc_msk_reg(lcdc_dev, WIN##id##_CTRL0, msk, val); \
281 lcdc_cfg_done(lcdc_dev); \
282 val = lcdc_read_bit(lcdc_dev, WIN##id##_CTRL0, msk); \
283 while (val != (!!en)) { \
284 val = lcdc_read_bit(lcdc_dev, WIN##id##_CTRL0, msk); \
286 spin_unlock(&lcdc_dev->reg_lock); \
294 /*enable/disable win directly*/
295 static int rk3368_lcdc_win_direct_en(struct rk_lcdc_driver *drv,
298 struct lcdc_device *lcdc_dev =
299 container_of(drv, struct lcdc_device, driver);
301 win0_enable(lcdc_dev, en);
302 else if (win_id == 1)
303 win1_enable(lcdc_dev, en);
304 else if (win_id == 2)
305 win2_enable(lcdc_dev, en);
306 else if (win_id == 3)
307 win3_enable(lcdc_dev, en);
309 dev_err(lcdc_dev->dev, "invalid win number:%d\n", win_id);
313 #define SET_WIN_ADDR(id) \
314 static int set_win##id##_addr(struct lcdc_device *lcdc_dev, u32 addr) \
317 spin_lock(&lcdc_dev->reg_lock); \
318 lcdc_writel(lcdc_dev, WIN##id##_YRGB_MST, addr); \
319 msk = m_WIN##id##_EN; \
320 val = v_WIN0_EN(1); \
321 lcdc_msk_reg(lcdc_dev, WIN##id##_CTRL0, msk, val); \
322 lcdc_cfg_done(lcdc_dev); \
323 spin_unlock(&lcdc_dev->reg_lock); \
329 int rk3368_lcdc_direct_set_win_addr(struct rk_lcdc_driver *dev_drv,
330 int win_id, u32 addr)
332 struct lcdc_device *lcdc_dev =
333 container_of(dev_drv, struct lcdc_device, driver);
335 set_win0_addr(lcdc_dev, addr);
337 set_win1_addr(lcdc_dev, addr);
342 static void lcdc_read_reg_defalut_cfg(struct lcdc_device *lcdc_dev)
346 struct rk_screen *screen = lcdc_dev->driver.cur_screen;
347 u32 h_pw_bp = screen->mode.hsync_len + screen->mode.left_margin;
348 u32 v_pw_bp = screen->mode.vsync_len + screen->mode.upper_margin;
350 struct rk_lcdc_win *win0 = lcdc_dev->driver.win[0];
352 spin_lock(&lcdc_dev->reg_lock);
353 for (reg = 0; reg < SCAN_LINE_NUM; reg += 4) {
354 val = lcdc_readl_backup(lcdc_dev, reg);
357 win0->area[0].xact = (val & m_WIN0_ACT_WIDTH) + 1;
359 ((val & m_WIN0_ACT_HEIGHT) >> 16) + 1;
362 win0->area[0].xsize = (val & m_WIN0_DSP_WIDTH) + 1;
363 win0->area[0].ysize =
364 ((val & m_WIN0_DSP_HEIGHT) >> 16) + 1;
367 st_x = val & m_WIN0_DSP_XST;
368 st_y = (val & m_WIN0_DSP_YST) >> 16;
369 win0->area[0].xpos = st_x - h_pw_bp;
370 win0->area[0].ypos = st_y - v_pw_bp;
373 win0->state = val & m_WIN0_EN;
374 win0->area[0].fmt_cfg = (val & m_WIN0_DATA_FMT) >> 1;
375 win0->fmt_10 = (val & m_WIN0_FMT_10) >> 4;
376 win0->area[0].format = win0->area[0].fmt_cfg;
379 win0->area[0].y_vir_stride = val & m_WIN0_VIR_STRIDE;
380 win0->area[0].uv_vir_stride =
381 (val & m_WIN0_VIR_STRIDE_UV) >> 16;
382 if (win0->area[0].format == ARGB888)
383 win0->area[0].xvir = win0->area[0].y_vir_stride;
384 else if (win0->area[0].format == RGB888)
386 win0->area[0].y_vir_stride * 4 / 3;
387 else if (win0->area[0].format == RGB565)
389 2 * win0->area[0].y_vir_stride;
392 4 * win0->area[0].y_vir_stride;
395 win0->area[0].smem_start = val;
398 win0->area[0].cbr_start = val;
404 spin_unlock(&lcdc_dev->reg_lock);
407 /********do basic init*********/
408 static int rk3368_lcdc_pre_init(struct rk_lcdc_driver *dev_drv)
411 struct lcdc_device *lcdc_dev =
412 container_of(dev_drv, struct lcdc_device, driver);
413 if (lcdc_dev->pre_init)
416 lcdc_dev->hclk = devm_clk_get(lcdc_dev->dev, "hclk_lcdc");
417 lcdc_dev->aclk = devm_clk_get(lcdc_dev->dev, "aclk_lcdc");
418 lcdc_dev->dclk = devm_clk_get(lcdc_dev->dev, "dclk_lcdc");
419 lcdc_dev->pd = devm_clk_get(lcdc_dev->dev, "pd_lcdc");
421 if (IS_ERR(lcdc_dev->pd) || (IS_ERR(lcdc_dev->aclk)) ||
422 (IS_ERR(lcdc_dev->dclk)) || (IS_ERR(lcdc_dev->hclk))) {
423 dev_err(lcdc_dev->dev, "failed to get lcdc%d clk source\n",
427 rk_disp_pwr_enable(dev_drv);
428 rk3368_lcdc_clk_enable(lcdc_dev);
430 /*backup reg config at uboot */
431 lcdc_read_reg_defalut_cfg(lcdc_dev);
432 if (lcdc_dev->pwr18 == 1) {
433 v = 0x00200020; /*bit5: 1,1.8v;0,3.3v*/
434 lcdc_grf_writel(lcdc_dev->pmugrf_base,
435 PMUGRF_SOC_CON0_VOP, v);
437 v = 0x00200000; /*bit5: 1,1.8v;0,3.3v*/
438 lcdc_grf_writel(lcdc_dev->pmugrf_base,
439 PMUGRF_SOC_CON0_VOP, v);
442 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE0_0, 0x15110903);
443 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE0_1, 0x00030911);
444 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE1_0, 0x1a150b04);
445 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE1_1, 0x00040b15);
446 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE2_0, 0x15110903);
447 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE2_1, 0x00030911);
449 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE0_0, 0x40000000);
450 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE0_1, 0x0);
451 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE1_0, 0x80000000);
452 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE1_1, 0x0);
453 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE2_0, 0x40000000);
454 lcdc_writel(lcdc_dev, CABC_GAUSS_LINE2_1, 0x0);
456 lcdc_writel(lcdc_dev, FRC_LOWER01_0, 0x12844821);
457 lcdc_writel(lcdc_dev, FRC_LOWER01_1, 0x21488412);
458 lcdc_writel(lcdc_dev, FRC_LOWER10_0, 0xa55a9696);
459 lcdc_writel(lcdc_dev, FRC_LOWER10_1, 0x5aa56969);
460 lcdc_writel(lcdc_dev, FRC_LOWER11_0, 0xdeb77deb);
461 lcdc_writel(lcdc_dev, FRC_LOWER11_1, 0xed7bb7de);
463 mask = m_AUTO_GATING_EN;
464 val = v_AUTO_GATING_EN(0);
465 lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
466 mask = m_DITHER_UP_EN;
467 val = v_DITHER_UP_EN(1);
468 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
469 lcdc_cfg_done(lcdc_dev);
470 /*disable win0 to workaround iommu pagefault */
471 /*if (dev_drv->iommu_enabled) */
472 /* win0_enable(lcdc_dev, 0); */
473 lcdc_dev->pre_init = true;
478 static void rk3368_lcdc_deint(struct lcdc_device *lcdc_dev)
482 if (lcdc_dev->clk_on) {
483 rk3368_lcdc_disable_irq(lcdc_dev);
484 spin_lock(&lcdc_dev->reg_lock);
487 lcdc_msk_reg(lcdc_dev, WIN0_CTRL0, mask, val);
488 lcdc_msk_reg(lcdc_dev, WIN1_CTRL0, mask, val);
490 mask = m_WIN2_EN | m_WIN2_MST0_EN |
492 m_WIN2_MST2_EN | m_WIN2_MST3_EN;
493 val = v_WIN2_EN(0) | v_WIN2_MST0_EN(0) |
495 v_WIN2_MST2_EN(0) | v_WIN2_MST3_EN(0);
496 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0, mask, val);
497 lcdc_msk_reg(lcdc_dev, WIN3_CTRL0, mask, val);
498 lcdc_cfg_done(lcdc_dev);
499 spin_unlock(&lcdc_dev->reg_lock);
504 static int rk3368_lcdc_post_cfg(struct rk_lcdc_driver *dev_drv)
506 struct lcdc_device *lcdc_dev =
507 container_of(dev_drv, struct lcdc_device, driver);
508 struct rk_screen *screen = dev_drv->cur_screen;
509 u16 x_res = screen->mode.xres;
510 u16 y_res = screen->mode.yres;
512 u16 h_total, v_total;
513 u16 post_hsd_en, post_vsd_en;
514 u16 post_dsp_hact_st, post_dsp_hact_end;
515 u16 post_dsp_vact_st, post_dsp_vact_end;
516 u16 post_dsp_vact_st_f1, post_dsp_vact_end_f1;
517 u16 post_h_fac, post_v_fac;
519 screen->post_dsp_stx = x_res * (100 - dev_drv->overscan.left) / 200;
520 screen->post_dsp_sty = y_res * (100 - dev_drv->overscan.top) / 200;
521 screen->post_xsize = x_res *
522 (dev_drv->overscan.left + dev_drv->overscan.right) / 200;
523 screen->post_ysize = y_res *
524 (dev_drv->overscan.top + dev_drv->overscan.bottom) / 200;
526 h_total = screen->mode.hsync_len + screen->mode.left_margin +
527 x_res + screen->mode.right_margin;
528 v_total = screen->mode.vsync_len + screen->mode.upper_margin +
529 y_res + screen->mode.lower_margin;
531 if (screen->post_dsp_stx + screen->post_xsize > x_res) {
532 dev_warn(lcdc_dev->dev, "post:stx[%d]+xsize[%d]>x_res[%d]\n",
533 screen->post_dsp_stx, screen->post_xsize, x_res);
534 screen->post_dsp_stx = x_res - screen->post_xsize;
536 if (screen->x_mirror == 0) {
537 post_dsp_hact_st = screen->post_dsp_stx +
538 screen->mode.hsync_len + screen->mode.left_margin;
539 post_dsp_hact_end = post_dsp_hact_st + screen->post_xsize;
541 post_dsp_hact_end = h_total - screen->mode.right_margin -
542 screen->post_dsp_stx;
543 post_dsp_hact_st = post_dsp_hact_end - screen->post_xsize;
545 if ((screen->post_xsize < x_res) && (screen->post_xsize != 0)) {
548 GET_SCALE_FACTOR_BILI_DN(x_res, screen->post_xsize);
554 if (screen->post_dsp_sty + screen->post_ysize > y_res) {
555 dev_warn(lcdc_dev->dev, "post:sty[%d]+ysize[%d]> y_res[%d]\n",
556 screen->post_dsp_sty, screen->post_ysize, y_res);
557 screen->post_dsp_sty = y_res - screen->post_ysize;
560 if ((screen->post_ysize < y_res) && (screen->post_ysize != 0)) {
562 post_v_fac = GET_SCALE_FACTOR_BILI_DN(y_res,
569 if (screen->mode.vmode == FB_VMODE_INTERLACED) {
570 post_dsp_vact_st = screen->post_dsp_sty / 2 +
571 screen->mode.vsync_len +
572 screen->mode.upper_margin;
573 post_dsp_vact_end = post_dsp_vact_st +
574 screen->post_ysize / 2;
576 post_dsp_vact_st_f1 = screen->mode.vsync_len +
577 screen->mode.upper_margin +
579 screen->mode.lower_margin +
580 screen->mode.vsync_len +
581 screen->mode.upper_margin +
582 screen->post_dsp_sty / 2 +
584 post_dsp_vact_end_f1 = post_dsp_vact_st_f1 +
585 screen->post_ysize/2;
587 if (screen->y_mirror == 0) {
588 post_dsp_vact_st = screen->post_dsp_sty +
589 screen->mode.vsync_len +
590 screen->mode.upper_margin;
591 post_dsp_vact_end = post_dsp_vact_st +
594 post_dsp_vact_end = v_total -
595 screen->mode.lower_margin -
596 screen->post_dsp_sty;
597 post_dsp_vact_st = post_dsp_vact_end -
600 post_dsp_vact_st_f1 = 0;
601 post_dsp_vact_end_f1 = 0;
603 DBG(1, "post:xsize=%d,ysize=%d,xpos=%d",
604 screen->post_xsize, screen->post_ysize, screen->xpos);
605 DBG(1, ",ypos=%d,hsd_en=%d,h_fac=%d,vsd_en=%d,v_fac=%d\n",
606 screen->ypos, post_hsd_en, post_h_fac, post_vsd_en, post_v_fac);
607 mask = m_DSP_HACT_END_POST | m_DSP_HACT_ST_POST;
608 val = v_DSP_HACT_END_POST(post_dsp_hact_end) |
609 v_DSP_HACT_ST_POST(post_dsp_hact_st);
610 lcdc_msk_reg(lcdc_dev, POST_DSP_HACT_INFO, mask, val);
612 mask = m_DSP_VACT_END_POST | m_DSP_VACT_ST_POST;
613 val = v_DSP_VACT_END_POST(post_dsp_vact_end) |
614 v_DSP_VACT_ST_POST(post_dsp_vact_st);
615 lcdc_msk_reg(lcdc_dev, POST_DSP_VACT_INFO, mask, val);
617 mask = m_POST_HS_FACTOR_YRGB | m_POST_VS_FACTOR_YRGB;
618 val = v_POST_HS_FACTOR_YRGB(post_h_fac) |
619 v_POST_VS_FACTOR_YRGB(post_v_fac);
620 lcdc_msk_reg(lcdc_dev, POST_SCL_FACTOR_YRGB, mask, val);
622 mask = m_DSP_VACT_END_POST_F1 | m_DSP_VACT_ST_POST_F1;
623 val = v_DSP_VACT_END_POST_F1(post_dsp_vact_end_f1) |
624 v_DSP_VACT_ST_POST_F1(post_dsp_vact_st_f1);
625 lcdc_msk_reg(lcdc_dev, POST_DSP_VACT_INFO_F1, mask, val);
627 mask = m_POST_HOR_SD_EN | m_POST_VER_SD_EN;
628 val = v_POST_HOR_SD_EN(post_hsd_en) | v_POST_VER_SD_EN(post_vsd_en);
629 lcdc_msk_reg(lcdc_dev, POST_SCL_CTRL, mask, val);
633 static int rk3368_lcdc_clr_key_cfg(struct rk_lcdc_driver *dev_drv)
635 struct lcdc_device *lcdc_dev =
636 container_of(dev_drv, struct lcdc_device, driver);
637 struct rk_lcdc_win *win;
638 u32 colorkey_r, colorkey_g, colorkey_b;
641 for (i = 0; i < 4; i++) {
642 win = dev_drv->win[i];
643 key_val = win->color_key_val;
644 colorkey_r = (key_val & 0xff) << 2;
645 colorkey_g = ((key_val >> 8) & 0xff) << 12;
646 colorkey_b = ((key_val >> 16) & 0xff) << 22;
647 /*color key dither 565/888->aaa */
648 key_val = colorkey_r | colorkey_g | colorkey_b;
651 lcdc_writel(lcdc_dev, WIN0_COLOR_KEY, key_val);
654 lcdc_writel(lcdc_dev, WIN1_COLOR_KEY, key_val);
657 lcdc_writel(lcdc_dev, WIN2_COLOR_KEY, key_val);
660 lcdc_writel(lcdc_dev, WIN3_COLOR_KEY, key_val);
663 pr_info("%s:un support win num:%d\n",
671 static int rk3368_lcdc_alpha_cfg(struct rk_lcdc_driver *dev_drv, int win_id)
673 struct lcdc_device *lcdc_dev =
674 container_of(dev_drv, struct lcdc_device, driver);
675 struct rk_lcdc_win *win = dev_drv->win[win_id];
676 struct alpha_config alpha_config;
678 int ppixel_alpha = 0, global_alpha = 0, i;
679 u32 src_alpha_ctl, dst_alpha_ctl;
681 for (i = 0; i < win->area_num; i++) {
682 ppixel_alpha |= ((win->area[i].format == ARGB888) ||
683 (win->area[i].format == FBDC_ARGB_888) ||
684 (win->area[i].format == FBDC_ABGR_888) ||
685 (win->area[i].format == ABGR888)) ? 1 : 0;
687 global_alpha = (win->g_alpha_val == 0) ? 0 : 1;
688 alpha_config.src_global_alpha_val = win->g_alpha_val;
689 win->alpha_mode = AB_SRC_OVER;
690 /*printk("%s,alpha_mode=%d,alpha_en=%d,ppixel_a=%d,gla_a=%d\n",
691 __func__,win->alpha_mode,win->alpha_en,ppixel_alpha,
693 switch (win->alpha_mode) {
697 alpha_config.src_factor_mode = AA_ZERO;
698 alpha_config.dst_factor_mode = AA_ZERO;
701 alpha_config.src_factor_mode = AA_ONE;
702 alpha_config.dst_factor_mode = AA_ZERO;
705 alpha_config.src_factor_mode = AA_ZERO;
706 alpha_config.dst_factor_mode = AA_ONE;
709 alpha_config.src_color_mode = AA_SRC_PRE_MUL;
711 alpha_config.src_factor_mode = AA_SRC_GLOBAL;
713 alpha_config.src_factor_mode = AA_ONE;
714 alpha_config.dst_factor_mode = AA_SRC_INVERSE;
717 alpha_config.src_color_mode = AA_SRC_PRE_MUL;
718 alpha_config.src_factor_mode = AA_SRC_INVERSE;
719 alpha_config.dst_factor_mode = AA_ONE;
722 alpha_config.src_color_mode = AA_SRC_PRE_MUL;
723 alpha_config.src_factor_mode = AA_SRC;
724 alpha_config.dst_factor_mode = AA_ZERO;
727 alpha_config.src_factor_mode = AA_ZERO;
728 alpha_config.dst_factor_mode = AA_SRC;
731 alpha_config.src_color_mode = AA_SRC_PRE_MUL;
732 alpha_config.src_factor_mode = AA_SRC_INVERSE;
733 alpha_config.dst_factor_mode = AA_ZERO;
736 alpha_config.src_factor_mode = AA_ZERO;
737 alpha_config.dst_factor_mode = AA_SRC_INVERSE;
740 alpha_config.src_color_mode = AA_SRC_PRE_MUL;
741 alpha_config.src_factor_mode = AA_SRC;
742 alpha_config.dst_factor_mode = AA_SRC_INVERSE;
745 alpha_config.src_color_mode = AA_SRC_PRE_MUL;
746 alpha_config.src_factor_mode = AA_SRC_INVERSE;
747 alpha_config.dst_factor_mode = AA_SRC;
750 alpha_config.src_color_mode = AA_SRC_PRE_MUL;
751 alpha_config.src_factor_mode = AA_SRC_INVERSE;
752 alpha_config.dst_factor_mode = AA_SRC_INVERSE;
754 case AB_SRC_OVER_GLOBAL:
755 alpha_config.src_global_alpha_mode = AA_PER_PIX_GLOBAL;
756 alpha_config.src_color_mode = AA_SRC_NO_PRE_MUL;
757 alpha_config.src_factor_mode = AA_SRC_GLOBAL;
758 alpha_config.dst_factor_mode = AA_SRC_INVERSE;
761 pr_err("alpha mode error\n");
764 if ((ppixel_alpha == 1) && (global_alpha == 1))
765 alpha_config.src_global_alpha_mode = AA_PER_PIX_GLOBAL;
766 else if (ppixel_alpha == 1)
767 alpha_config.src_global_alpha_mode = AA_PER_PIX;
768 else if (global_alpha == 1)
769 alpha_config.src_global_alpha_mode = AA_GLOBAL;
771 dev_warn(lcdc_dev->dev, "alpha_en should be 0\n");
772 alpha_config.src_alpha_mode = AA_STRAIGHT;
773 alpha_config.src_alpha_cal_m0 = AA_NO_SAT;
777 src_alpha_ctl = 0x60;
778 dst_alpha_ctl = 0x64;
781 src_alpha_ctl = 0xa0;
782 dst_alpha_ctl = 0xa4;
785 src_alpha_ctl = 0xdc;
786 dst_alpha_ctl = 0xec;
789 src_alpha_ctl = 0x12c;
790 dst_alpha_ctl = 0x13c;
793 src_alpha_ctl = 0x160;
794 dst_alpha_ctl = 0x164;
797 mask = m_WIN0_DST_FACTOR_M0;
798 val = v_WIN0_DST_FACTOR_M0(alpha_config.dst_factor_mode);
799 lcdc_msk_reg(lcdc_dev, dst_alpha_ctl, mask, val);
800 mask = m_WIN0_SRC_ALPHA_EN | m_WIN0_SRC_COLOR_M0 |
801 m_WIN0_SRC_ALPHA_M0 | m_WIN0_SRC_BLEND_M0 |
802 m_WIN0_SRC_ALPHA_CAL_M0 | m_WIN0_SRC_FACTOR_M0 |
803 m_WIN0_SRC_GLOBAL_ALPHA;
804 val = v_WIN0_SRC_ALPHA_EN(1) |
805 v_WIN0_SRC_COLOR_M0(alpha_config.src_color_mode) |
806 v_WIN0_SRC_ALPHA_M0(alpha_config.src_alpha_mode) |
807 v_WIN0_SRC_BLEND_M0(alpha_config.src_global_alpha_mode) |
808 v_WIN0_SRC_ALPHA_CAL_M0(alpha_config.src_alpha_cal_m0) |
809 v_WIN0_SRC_FACTOR_M0(alpha_config.src_factor_mode) |
810 v_WIN0_SRC_GLOBAL_ALPHA(alpha_config.src_global_alpha_val);
811 lcdc_msk_reg(lcdc_dev, src_alpha_ctl, mask, val);
816 static int rk3368_lcdc_area_xst(struct rk_lcdc_win *win, int area_num)
818 struct rk_lcdc_win_area area_temp;
821 for (i = 0; i < area_num; i++) {
822 for (j = i + 1; j < area_num; j++) {
823 if (win->area[i].dsp_stx > win->area[j].dsp_stx) {
824 memcpy(&area_temp, &win->area[i],
825 sizeof(struct rk_lcdc_win_area));
826 memcpy(&win->area[i], &win->area[j],
827 sizeof(struct rk_lcdc_win_area));
828 memcpy(&win->area[j], &area_temp,
829 sizeof(struct rk_lcdc_win_area));
837 static int __maybe_unused
838 rk3368_lcdc_area_swap(struct rk_lcdc_win *win, int area_num)
840 struct rk_lcdc_win_area area_temp;
844 area_temp = win->area[0];
845 win->area[0] = win->area[1];
846 win->area[1] = area_temp;
849 area_temp = win->area[0];
850 win->area[0] = win->area[2];
851 win->area[2] = area_temp;
854 area_temp = win->area[0];
855 win->area[0] = win->area[3];
856 win->area[3] = area_temp;
858 area_temp = win->area[1];
859 win->area[1] = win->area[2];
860 win->area[2] = area_temp;
863 pr_info("un supported area num!\n");
869 static int __maybe_unused
870 rk3368_win_area_check_var(int win_id, int area_num,
871 struct rk_lcdc_win_area *area_pre,
872 struct rk_lcdc_win_area *area_now)
874 if ((area_pre->xpos > area_now->xpos) ||
875 ((area_pre->xpos + area_pre->xsize > area_now->xpos) &&
876 (area_pre->ypos + area_pre->ysize > area_now->ypos))) {
879 "area_pre[%d]:xpos[%d],xsize[%d],ypos[%d],ysize[%d]\n"
880 "area_now[%d]:xpos[%d],xsize[%d],ypos[%d],ysize[%d]\n",
882 area_num - 1, area_pre->xpos, area_pre->xsize,
883 area_pre->ypos, area_pre->ysize,
884 area_num, area_now->xpos, area_now->xsize,
885 area_now->ypos, area_now->ysize);
891 static int __maybe_unused rk3368_get_fbdc_idle(struct rk_lcdc_driver *dev_drv)
893 struct lcdc_device *lcdc_dev =
894 container_of(dev_drv, struct lcdc_device, driver);
897 for (i = 0; i < 100; i++) {
898 val = lcdc_readl(lcdc_dev, IFBDC_DEBUG0);
899 val &= m_DBG_IFBDC_IDLE;
908 static int rk3368_fbdc_reg_update(struct rk_lcdc_driver *dev_drv, int win_id)
910 struct lcdc_device *lcdc_dev =
911 container_of(dev_drv, struct lcdc_device, driver);
912 struct rk_lcdc_win *win = dev_drv->win[win_id];
915 mask = m_IFBDC_CTRL_FBDC_EN | m_IFBDC_CTRL_FBDC_COR_EN |
916 m_IFBDC_CTRL_FBDC_WIN_SEL | m_IFBDC_CTRL_FBDC_ROTATION_MODE |
917 m_IFBDC_CTRL_FBDC_FMT | m_IFBDC_CTRL_WIDTH_RATIO;
918 val = v_IFBDC_CTRL_FBDC_EN(win->area[0].fbdc_en) |
919 v_IFBDC_CTRL_FBDC_COR_EN(win->area[0].fbdc_cor_en) |
920 v_IFBDC_CTRL_FBDC_WIN_SEL(win->id) |
921 v_IFBDC_CTRL_FBDC_ROTATION_MODE(win->mirror_en << 1) |
922 v_IFBDC_CTRL_FBDC_FMT(win->area[0].fbdc_fmt_cfg) |
923 v_IFBDC_CTRL_WIDTH_RATIO(win->area[0].fbdc_dsp_width_ratio);
924 lcdc_msk_reg(lcdc_dev, IFBDC_CTRL, mask, val);
926 mask = m_IFBDC_TILES_NUM;
927 val = v_IFBDC_TILES_NUM(win->area[0].fbdc_num_tiles);
928 lcdc_msk_reg(lcdc_dev, IFBDC_TILES_NUM, mask, val);
930 mask = m_IFBDC_MB_SIZE_WIDTH | m_IFBDC_MB_SIZE_HEIGHT;
931 val = v_IFBDC_MB_SIZE_WIDTH(win->area[0].fbdc_mb_width) |
932 v_IFBDC_MB_SIZE_HEIGHT(win->area[0].fbdc_mb_height);
933 lcdc_msk_reg(lcdc_dev, IFBDC_MB_SIZE, mask, val);
935 mask = m_IFBDC_CMP_INDEX_INIT;
936 val = v_IFBDC_CMP_INDEX_INIT(win->area[0].fbdc_cmp_index_init);
937 lcdc_msk_reg(lcdc_dev, IFBDC_CMP_INDEX_INIT, mask, val);
939 mask = m_IFBDC_MB_VIR_WIDTH;
940 val = v_IFBDC_MB_VIR_WIDTH(win->area[0].fbdc_mb_vir_width);
941 lcdc_msk_reg(lcdc_dev, IFBDC_MB_VIR_WIDTH, mask, val);
946 static int rk3368_init_fbdc_config(struct rk_lcdc_driver *dev_drv, int win_id)
948 struct lcdc_device *lcdc_dev =
949 container_of(dev_drv, struct lcdc_device, driver);
950 struct rk_lcdc_win *win = dev_drv->win[win_id];
951 u8 fbdc_dsp_width_ratio;
952 u16 fbdc_mb_vir_width, fbdc_mb_vir_height;
953 u16 fbdc_mb_width, fbdc_mb_height;
954 u16 fbdc_mb_xst, fbdc_mb_yst, fbdc_num_tiles;
955 u16 fbdc_cmp_index_init;
956 u8 mb_w_size, mb_h_size;
957 struct rk_screen *screen = dev_drv->cur_screen;
959 if (screen->mode.flag == FB_VMODE_INTERLACED) {
960 dev_err(lcdc_dev->dev, "unsupport fbdc+interlace!\n");
964 switch (win->area[0].fmt_cfg) {
965 case VOP_FORMAT_ARGB888:
966 fbdc_dsp_width_ratio = 0;
969 case VOP_FORMAT_RGB888:
970 fbdc_dsp_width_ratio = 0;
973 case VOP_FORMAT_RGB565:
974 fbdc_dsp_width_ratio = 1;
978 dev_err(lcdc_dev->dev,
979 "in fbdc mode,unsupport fmt:%d!\n",
980 win->area[0].fmt_cfg);
985 /*macro block xvir and yvir */
986 if ((win->area[0].xvir % mb_w_size == 0) &&
987 (win->area[0].yvir % mb_h_size == 0)) {
988 fbdc_mb_vir_width = win->area[0].xvir / mb_w_size;
989 fbdc_mb_vir_height = win->area[0].yvir / mb_h_size;
991 pr_err("fbdc fmt[%d]:", win->area[0].fmt_cfg);
992 pr_err("xvir[%d]/yvir[%d] should %d/%d pix align!\n",
993 win->area[0].xvir, win->area[0].yvir,
994 mb_w_size, mb_h_size);
996 /*macro block xact and yact */
997 if ((win->area[0].xact % mb_w_size == 0) &&
998 (win->area[0].yact % mb_h_size == 0)) {
999 fbdc_mb_width = win->area[0].xact / mb_w_size;
1000 fbdc_mb_height = win->area[0].yact / mb_h_size;
1002 pr_err("fbdc fmt[%d]:", win->area[0].fmt_cfg);
1003 pr_err("xact[%d]/yact[%d] should %d/%d pix align!\n",
1004 win->area[0].xact, win->area[0].yact,
1005 mb_w_size, mb_h_size);
1007 /*macro block xoff and yoff */
1008 if ((win->area[0].xoff % mb_w_size == 0) &&
1009 (win->area[0].yoff % mb_h_size == 0)) {
1010 fbdc_mb_xst = win->area[0].xoff / mb_w_size;
1011 fbdc_mb_yst = win->area[0].yoff / mb_h_size;
1013 pr_err("fbdc fmt[%d]:", win->area[0].fmt_cfg);
1014 pr_err("xoff[%d]/yoff[%d] should %d/%d pix align!\n",
1015 win->area[0].xoff, win->area[0].yoff,
1016 mb_w_size, mb_h_size);
1020 fbdc_num_tiles = fbdc_mb_vir_width * fbdc_mb_vir_height;
1023 switch (fbdc_rotation_mode) {
1025 fbdc_cmp_index_init =
1026 (fbdc_mb_yst*fbdc_mb_vir_width) + fbdc_mb_xst;
1029 fbdc_cmp_index_init =
1030 (fbdc_mb_yst*fbdc_mb_vir_width) + (fbdc_mb_xst+
1034 fbdc_cmp_index_init =
1035 ((fbdc_mb_yst+(fbdc_mb_height-1))*fbdc_mb_vir_width) +
1039 fbdc_cmp_index_init =
1040 ((fbdc_mb_yst+(fbdc_mb_height-1))*fbdc_mb_vir_width) +
1041 (fbdc_mb_xst+(fbdc_mb_width-1));
1045 if ((win->mirror_en) && ((win_id == 2) || (win_id == 3))) {
1046 fbdc_cmp_index_init =
1047 ((fbdc_mb_yst + (fbdc_mb_height - 1)) * fbdc_mb_vir_width) +
1048 (fbdc_mb_xst + (fbdc_mb_width - 1));
1050 fbdc_cmp_index_init =
1051 (fbdc_mb_yst * fbdc_mb_vir_width) + fbdc_mb_xst;
1053 /*fbdc fmt maybe need to change*/
1054 win->area[0].fbdc_dsp_width_ratio = fbdc_dsp_width_ratio;
1055 win->area[0].fbdc_mb_vir_width = fbdc_mb_vir_width;
1056 win->area[0].fbdc_mb_vir_height = fbdc_mb_vir_height;
1057 win->area[0].fbdc_mb_width = fbdc_mb_width;
1058 win->area[0].fbdc_mb_height = fbdc_mb_height;
1059 win->area[0].fbdc_mb_xst = fbdc_mb_xst;
1060 win->area[0].fbdc_mb_yst = fbdc_mb_yst;
1061 win->area[0].fbdc_num_tiles = fbdc_num_tiles;
1062 win->area[0].fbdc_cmp_index_init = fbdc_cmp_index_init;
1067 static int rk3368_lcdc_axi_gather_cfg(struct lcdc_device *lcdc_dev,
1068 struct rk_lcdc_win *win)
1071 u16 yrgb_gather_num = 3;
1072 u16 cbcr_gather_num = 1;
1074 switch (win->area[0].format) {
1078 yrgb_gather_num = 3;
1082 yrgb_gather_num = 2;
1088 yrgb_gather_num = 1;
1089 cbcr_gather_num = 2;
1092 dev_err(lcdc_dev->driver.dev, "%s:un supported format!\n",
1097 if ((win->id == 0) || (win->id == 1)) {
1098 mask = m_WIN0_YRGB_AXI_GATHER_EN | m_WIN0_CBR_AXI_GATHER_EN |
1099 m_WIN0_YRGB_AXI_GATHER_NUM | m_WIN0_CBR_AXI_GATHER_NUM;
1100 val = v_WIN0_YRGB_AXI_GATHER_EN(1) | v_WIN0_CBR_AXI_GATHER_EN(1) |
1101 v_WIN0_YRGB_AXI_GATHER_NUM(yrgb_gather_num) |
1102 v_WIN0_CBR_AXI_GATHER_NUM(cbcr_gather_num);
1103 lcdc_msk_reg(lcdc_dev, WIN0_CTRL1 + (win->id * 0x40), mask, val);
1104 } else if ((win->id == 2) || (win->id == 3)) {
1105 mask = m_WIN2_AXI_GATHER_EN | m_WIN2_AXI_GATHER_NUM;
1106 val = v_WIN2_AXI_GATHER_EN(1) |
1107 v_WIN2_AXI_GATHER_NUM(yrgb_gather_num);
1108 lcdc_msk_reg(lcdc_dev, WIN2_CTRL1 + ((win->id - 2) * 0x50), mask, val);
1109 } else if (win->id == 4) {
1110 mask = m_HWC_AXI_GATHER_EN | m_HWC_AXI_GATHER_NUM;
1111 val = v_HWC_AXI_GATHER_EN(1) |
1112 v_HWC_AXI_GATHER_NUM(yrgb_gather_num);
1113 lcdc_msk_reg(lcdc_dev, HWC_CTRL1, mask, val);
1118 static void rk3368_lcdc_csc_mode(struct lcdc_device *lcdc_dev,
1119 struct rk_lcdc_win *win)
1121 struct rk_lcdc_driver *dev_drv = &lcdc_dev->driver;
1122 struct rk_screen *screen = dev_drv->cur_screen;
1124 if (dev_drv->overlay_mode == VOP_YUV_DOMAIN) {
1125 switch (win->area[0].fmt_cfg) {
1126 case VOP_FORMAT_ARGB888:
1127 case VOP_FORMAT_RGB888:
1128 case VOP_FORMAT_RGB565:
1129 if ((screen->mode.xres < 1280) &&
1130 (screen->mode.yres < 720)) {
1131 win->csc_mode = VOP_R2Y_CSC_BT601;
1133 win->csc_mode = VOP_R2Y_CSC_BT709;
1139 } else if (dev_drv->overlay_mode == VOP_RGB_DOMAIN) {
1140 switch (win->area[0].fmt_cfg) {
1141 case VOP_FORMAT_YCBCR420:
1142 if ((win->id == 0) || (win->id == 1))
1143 win->csc_mode = VOP_Y2R_CSC_MPEG;
1151 static int rk3368_win_0_1_reg_update(struct rk_lcdc_driver *dev_drv, int win_id)
1153 struct lcdc_device *lcdc_dev =
1154 container_of(dev_drv, struct lcdc_device, driver);
1155 struct rk_lcdc_win *win = dev_drv->win[win_id];
1156 unsigned int mask, val, off;
1158 off = win_id * 0x40;
1159 /*if(win->win_lb_mode == 5)
1160 win->win_lb_mode = 4;
1161 for rk3288 to fix hw bug? */
1163 if (win->state == 1) {
1164 rk3368_lcdc_csc_mode(lcdc_dev, win);
1165 rk3368_lcdc_axi_gather_cfg(lcdc_dev, win);
1166 if (win->area[0].fbdc_en) {
1167 rk3368_fbdc_reg_update(&lcdc_dev->driver, win_id);
1169 mask = m_IFBDC_CTRL_FBDC_EN;
1170 val = v_IFBDC_CTRL_FBDC_EN(0);
1171 lcdc_msk_reg(lcdc_dev, IFBDC_CTRL, mask, val);
1173 mask = m_WIN0_EN | m_WIN0_DATA_FMT | m_WIN0_FMT_10 |
1174 m_WIN0_LB_MODE | m_WIN0_RB_SWAP | m_WIN0_X_MIRROR |
1175 m_WIN0_Y_MIRROR | m_WIN0_CSC_MODE |m_WIN0_UV_SWAP;
1176 val = v_WIN0_EN(win->state) |
1177 v_WIN0_DATA_FMT(win->area[0].fmt_cfg) |
1178 v_WIN0_FMT_10(win->fmt_10) |
1179 v_WIN0_LB_MODE(win->win_lb_mode) |
1180 v_WIN0_RB_SWAP(win->area[0].swap_rb) |
1181 v_WIN0_X_MIRROR(win->mirror_en) |
1182 v_WIN0_Y_MIRROR(win->mirror_en) |
1183 v_WIN0_CSC_MODE(win->csc_mode) |
1184 v_WIN0_UV_SWAP(win->area[0].swap_uv);
1185 lcdc_msk_reg(lcdc_dev, WIN0_CTRL0 + off, mask, val);
1187 mask = m_WIN0_BIC_COE_SEL |
1188 m_WIN0_VSD_YRGB_GT4 | m_WIN0_VSD_YRGB_GT2 |
1189 m_WIN0_VSD_CBR_GT4 | m_WIN0_VSD_CBR_GT2 |
1190 m_WIN0_YRGB_HOR_SCL_MODE | m_WIN0_YRGB_VER_SCL_MODE |
1191 m_WIN0_YRGB_HSD_MODE | m_WIN0_YRGB_VSU_MODE |
1192 m_WIN0_YRGB_VSD_MODE | m_WIN0_CBR_HOR_SCL_MODE |
1193 m_WIN0_CBR_VER_SCL_MODE | m_WIN0_CBR_HSD_MODE |
1194 m_WIN0_CBR_VSU_MODE | m_WIN0_CBR_VSD_MODE;
1195 val = v_WIN0_BIC_COE_SEL(win->bic_coe_el) |
1196 v_WIN0_VSD_YRGB_GT4(win->vsd_yrgb_gt4) |
1197 v_WIN0_VSD_YRGB_GT2(win->vsd_yrgb_gt2) |
1198 v_WIN0_VSD_CBR_GT4(win->vsd_cbr_gt4) |
1199 v_WIN0_VSD_CBR_GT2(win->vsd_cbr_gt2) |
1200 v_WIN0_YRGB_HOR_SCL_MODE(win->yrgb_hor_scl_mode) |
1201 v_WIN0_YRGB_VER_SCL_MODE(win->yrgb_ver_scl_mode) |
1202 v_WIN0_YRGB_HSD_MODE(win->yrgb_hsd_mode) |
1203 v_WIN0_YRGB_VSU_MODE(win->yrgb_vsu_mode) |
1204 v_WIN0_YRGB_VSD_MODE(win->yrgb_vsd_mode) |
1205 v_WIN0_CBR_HOR_SCL_MODE(win->cbr_hor_scl_mode) |
1206 v_WIN0_CBR_VER_SCL_MODE(win->cbr_ver_scl_mode) |
1207 v_WIN0_CBR_HSD_MODE(win->cbr_hsd_mode) |
1208 v_WIN0_CBR_VSU_MODE(win->cbr_vsu_mode) |
1209 v_WIN0_CBR_VSD_MODE(win->cbr_vsd_mode);
1210 lcdc_msk_reg(lcdc_dev, WIN0_CTRL1 + off, mask, val);
1211 val = v_WIN0_VIR_STRIDE(win->area[0].y_vir_stride) |
1212 v_WIN0_VIR_STRIDE_UV(win->area[0].uv_vir_stride);
1213 lcdc_writel(lcdc_dev, WIN0_VIR + off, val);
1214 /*lcdc_writel(lcdc_dev, WIN0_YRGB_MST+off,
1215 win->area[0].y_addr);
1216 lcdc_writel(lcdc_dev, WIN0_CBR_MST+off,
1217 win->area[0].uv_addr); */
1218 val = v_WIN0_ACT_WIDTH(win->area[0].xact) |
1219 v_WIN0_ACT_HEIGHT(win->area[0].yact);
1220 lcdc_writel(lcdc_dev, WIN0_ACT_INFO + off, val);
1222 val = v_WIN0_DSP_WIDTH(win->area[0].xsize) |
1223 v_WIN0_DSP_HEIGHT(win->area[0].ysize);
1224 lcdc_writel(lcdc_dev, WIN0_DSP_INFO + off, val);
1226 val = v_WIN0_DSP_XST(win->area[0].dsp_stx) |
1227 v_WIN0_DSP_YST(win->area[0].dsp_sty);
1228 lcdc_writel(lcdc_dev, WIN0_DSP_ST + off, val);
1230 val = v_WIN0_HS_FACTOR_YRGB(win->scale_yrgb_x) |
1231 v_WIN0_VS_FACTOR_YRGB(win->scale_yrgb_y);
1232 lcdc_writel(lcdc_dev, WIN0_SCL_FACTOR_YRGB + off, val);
1234 val = v_WIN0_HS_FACTOR_CBR(win->scale_cbcr_x) |
1235 v_WIN0_VS_FACTOR_CBR(win->scale_cbcr_y);
1236 lcdc_writel(lcdc_dev, WIN0_SCL_FACTOR_CBR + off, val);
1237 if (win->alpha_en == 1) {
1238 rk3368_lcdc_alpha_cfg(dev_drv, win_id);
1240 mask = m_WIN0_SRC_ALPHA_EN;
1241 val = v_WIN0_SRC_ALPHA_EN(0);
1242 lcdc_msk_reg(lcdc_dev, WIN0_SRC_ALPHA_CTRL + off,
1246 if (dev_drv->cur_screen->mode.vmode == FB_VMODE_INTERLACED) {
1247 mask = m_WIN0_YRGB_DEFLICK | m_WIN0_CBR_DEFLICK;
1248 if (win->area[0].yact == 2 * win->area[0].ysize)
1249 val =v_WIN0_YRGB_DEFLICK(0) | v_WIN0_CBR_DEFLICK(0);
1251 val =v_WIN0_YRGB_DEFLICK(1) | v_WIN0_CBR_DEFLICK(1);
1252 lcdc_msk_reg(lcdc_dev, WIN0_CTRL0, mask, val);
1256 val = v_WIN0_EN(win->state);
1257 lcdc_msk_reg(lcdc_dev, WIN0_CTRL0 + off, mask, val);
1262 static int rk3368_win_2_3_reg_update(struct rk_lcdc_driver *dev_drv, int win_id)
1264 struct lcdc_device *lcdc_dev =
1265 container_of(dev_drv, struct lcdc_device, driver);
1266 struct rk_lcdc_win *win = dev_drv->win[win_id];
1267 unsigned int mask, val, off;
1269 off = (win_id - 2) * 0x50;
1270 rk3368_lcdc_area_xst(win, win->area_num);
1272 if (win->state == 1) {
1273 rk3368_lcdc_csc_mode(lcdc_dev, win);
1274 rk3368_lcdc_axi_gather_cfg(lcdc_dev, win);
1275 if (win->area[0].fbdc_en) {
1276 rk3368_fbdc_reg_update(&lcdc_dev->driver, win_id);
1278 mask = m_IFBDC_CTRL_FBDC_EN;
1279 val = v_IFBDC_CTRL_FBDC_EN(0);
1280 lcdc_msk_reg(lcdc_dev, IFBDC_CTRL, mask, val);
1283 mask = m_WIN2_EN | m_WIN2_CSC_MODE;
1284 val = v_WIN2_EN(1) | v_WIN1_CSC_MODE(win->csc_mode);
1285 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0 + off, mask, val);
1287 if (win->area[0].state == 1) {
1288 mask = m_WIN2_MST0_EN | m_WIN2_DATA_FMT0 |
1290 val = v_WIN2_MST0_EN(win->area[0].state) |
1291 v_WIN2_DATA_FMT0(win->area[0].fmt_cfg) |
1292 v_WIN2_RB_SWAP0(win->area[0].swap_rb);
1293 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0 + off, mask, val);
1295 mask = m_WIN2_VIR_STRIDE0;
1296 val = v_WIN2_VIR_STRIDE0(win->area[0].y_vir_stride);
1297 lcdc_msk_reg(lcdc_dev, WIN2_VIR0_1 + off, mask, val);
1299 /*lcdc_writel(lcdc_dev,WIN2_MST0+off,
1300 win->area[0].y_addr); */
1301 val = v_WIN2_DSP_WIDTH0(win->area[0].xsize) |
1302 v_WIN2_DSP_HEIGHT0(win->area[0].ysize);
1303 lcdc_writel(lcdc_dev, WIN2_DSP_INFO0 + off, val);
1304 val = v_WIN2_DSP_XST0(win->area[0].dsp_stx) |
1305 v_WIN2_DSP_YST0(win->area[0].dsp_sty);
1306 lcdc_writel(lcdc_dev, WIN2_DSP_ST0 + off, val);
1308 mask = m_WIN2_MST0_EN;
1309 val = v_WIN2_MST0_EN(0);
1310 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0 + off, mask, val);
1313 if (win->area[1].state == 1) {
1314 /*rk3368_win_area_check_var(win_id, 1,
1315 &win->area[0], &win->area[1]);
1318 mask = m_WIN2_MST1_EN | m_WIN2_DATA_FMT1 |
1320 val = v_WIN2_MST1_EN(win->area[1].state) |
1321 v_WIN2_DATA_FMT1(win->area[1].fmt_cfg) |
1322 v_WIN2_RB_SWAP1(win->area[1].swap_rb);
1323 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0 + off, mask, val);
1325 mask = m_WIN2_VIR_STRIDE1;
1326 val = v_WIN2_VIR_STRIDE1(win->area[1].y_vir_stride);
1327 lcdc_msk_reg(lcdc_dev, WIN2_VIR0_1 + off, mask, val);
1329 /*lcdc_writel(lcdc_dev,WIN2_MST1+off,
1330 win->area[1].y_addr); */
1331 val = v_WIN2_DSP_WIDTH1(win->area[1].xsize) |
1332 v_WIN2_DSP_HEIGHT1(win->area[1].ysize);
1333 lcdc_writel(lcdc_dev, WIN2_DSP_INFO1 + off, val);
1334 val = v_WIN2_DSP_XST1(win->area[1].dsp_stx) |
1335 v_WIN2_DSP_YST1(win->area[1].dsp_sty);
1336 lcdc_writel(lcdc_dev, WIN2_DSP_ST1 + off, val);
1338 mask = m_WIN2_MST1_EN;
1339 val = v_WIN2_MST1_EN(0);
1340 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0 + off, mask, val);
1343 if (win->area[2].state == 1) {
1344 /*rk3368_win_area_check_var(win_id, 2,
1345 &win->area[1], &win->area[2]);
1348 mask = m_WIN2_MST2_EN | m_WIN2_DATA_FMT2 |
1350 val = v_WIN2_MST2_EN(win->area[2].state) |
1351 v_WIN2_DATA_FMT2(win->area[2].fmt_cfg) |
1352 v_WIN2_RB_SWAP2(win->area[2].swap_rb);
1353 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0 + off, mask, val);
1355 mask = m_WIN2_VIR_STRIDE2;
1356 val = v_WIN2_VIR_STRIDE2(win->area[2].y_vir_stride);
1357 lcdc_msk_reg(lcdc_dev, WIN2_VIR2_3 + off, mask, val);
1359 /*lcdc_writel(lcdc_dev,WIN2_MST2+off,
1360 win->area[2].y_addr); */
1361 val = v_WIN2_DSP_WIDTH2(win->area[2].xsize) |
1362 v_WIN2_DSP_HEIGHT2(win->area[2].ysize);
1363 lcdc_writel(lcdc_dev, WIN2_DSP_INFO2 + off, val);
1364 val = v_WIN2_DSP_XST2(win->area[2].dsp_stx) |
1365 v_WIN2_DSP_YST2(win->area[2].dsp_sty);
1366 lcdc_writel(lcdc_dev, WIN2_DSP_ST2 + off, val);
1368 mask = m_WIN2_MST2_EN;
1369 val = v_WIN2_MST2_EN(0);
1370 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0 + off, mask, val);
1373 if (win->area[3].state == 1) {
1374 /*rk3368_win_area_check_var(win_id, 3,
1375 &win->area[2], &win->area[3]);
1378 mask = m_WIN2_MST3_EN | m_WIN2_DATA_FMT3 |
1380 val = v_WIN2_MST3_EN(win->area[3].state) |
1381 v_WIN2_DATA_FMT3(win->area[3].fmt_cfg) |
1382 v_WIN2_RB_SWAP3(win->area[3].swap_rb);
1383 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0 + off, mask, val);
1385 mask = m_WIN2_VIR_STRIDE3;
1386 val = v_WIN2_VIR_STRIDE3(win->area[3].y_vir_stride);
1387 lcdc_msk_reg(lcdc_dev, WIN2_VIR2_3 + off, mask, val);
1389 /*lcdc_writel(lcdc_dev,WIN2_MST3+off,
1390 win->area[3].y_addr); */
1391 val = v_WIN2_DSP_WIDTH3(win->area[3].xsize) |
1392 v_WIN2_DSP_HEIGHT3(win->area[3].ysize);
1393 lcdc_writel(lcdc_dev, WIN2_DSP_INFO3 + off, val);
1394 val = v_WIN2_DSP_XST3(win->area[3].dsp_stx) |
1395 v_WIN2_DSP_YST3(win->area[3].dsp_sty);
1396 lcdc_writel(lcdc_dev, WIN2_DSP_ST3 + off, val);
1398 mask = m_WIN2_MST3_EN;
1399 val = v_WIN2_MST3_EN(0);
1400 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0 + off, mask, val);
1403 if (win->alpha_en == 1) {
1404 rk3368_lcdc_alpha_cfg(dev_drv, win_id);
1406 mask = m_WIN2_SRC_ALPHA_EN;
1407 val = v_WIN2_SRC_ALPHA_EN(0);
1408 lcdc_msk_reg(lcdc_dev, WIN2_SRC_ALPHA_CTRL + off,
1412 mask = m_WIN2_EN | m_WIN2_MST0_EN |
1413 m_WIN2_MST0_EN | m_WIN2_MST2_EN | m_WIN2_MST3_EN;
1414 val = v_WIN2_EN(win->state) | v_WIN2_MST0_EN(0) |
1415 v_WIN2_MST1_EN(0) | v_WIN2_MST2_EN(0) | v_WIN2_MST3_EN(0);
1416 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0 + off, mask, val);
1421 static int rk3368_hwc_reg_update(struct rk_lcdc_driver *dev_drv, int win_id)
1423 struct lcdc_device *lcdc_dev =
1424 container_of(dev_drv, struct lcdc_device, driver);
1425 struct rk_lcdc_win *win = dev_drv->win[win_id];
1426 unsigned int mask, val, hwc_size = 0;
1428 if (win->state == 1) {
1429 rk3368_lcdc_csc_mode(lcdc_dev, win);
1430 rk3368_lcdc_axi_gather_cfg(lcdc_dev, win);
1431 mask = m_HWC_EN | m_HWC_DATA_FMT |
1432 m_HWC_RB_SWAP | m_WIN0_CSC_MODE;
1433 val = v_HWC_EN(1) | v_HWC_DATA_FMT(win->area[0].fmt_cfg) |
1434 v_HWC_RB_SWAP(win->area[0].swap_rb) |
1435 v_WIN0_CSC_MODE(win->csc_mode);
1436 lcdc_msk_reg(lcdc_dev, HWC_CTRL0, mask, val);
1438 if ((win->area[0].xsize == 32) && (win->area[0].ysize == 32))
1440 else if ((win->area[0].xsize == 64) &&
1441 (win->area[0].ysize == 64))
1443 else if ((win->area[0].xsize == 96) &&
1444 (win->area[0].ysize == 96))
1446 else if ((win->area[0].xsize == 128) &&
1447 (win->area[0].ysize == 128))
1450 dev_err(lcdc_dev->dev, "un supported hwc size!\n");
1453 val = v_HWC_SIZE(hwc_size);
1454 lcdc_msk_reg(lcdc_dev, HWC_CTRL0, mask, val);
1456 mask = m_HWC_DSP_XST | m_HWC_DSP_YST;
1457 val = v_HWC_DSP_XST(win->area[0].dsp_stx) |
1458 v_HWC_DSP_YST(win->area[0].dsp_sty);
1459 lcdc_msk_reg(lcdc_dev, HWC_DSP_ST, mask, val);
1461 if (win->alpha_en == 1) {
1462 rk3368_lcdc_alpha_cfg(dev_drv, win_id);
1464 mask = m_WIN2_SRC_ALPHA_EN;
1465 val = v_WIN2_SRC_ALPHA_EN(0);
1466 lcdc_msk_reg(lcdc_dev, WIN2_SRC_ALPHA_CTRL, mask, val);
1470 val = v_HWC_EN(win->state);
1471 lcdc_msk_reg(lcdc_dev, HWC_CTRL0, mask, val);
1476 static int rk3368_lcdc_layer_update_regs(struct lcdc_device *lcdc_dev,
1477 struct rk_lcdc_win *win)
1479 struct rk_lcdc_driver *dev_drv = &lcdc_dev->driver;
1481 unsigned long flags;
1483 if (likely(lcdc_dev->clk_on)) {
1484 lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_STANDBY_EN,
1485 v_STANDBY_EN(lcdc_dev->standby));
1486 if ((win->id == 0) || (win->id == 1))
1487 rk3368_win_0_1_reg_update(dev_drv, win->id);
1488 else if ((win->id == 2) || (win->id == 3))
1489 rk3368_win_2_3_reg_update(dev_drv, win->id);
1490 else if (win->id == 4)
1491 rk3368_hwc_reg_update(dev_drv, win->id);
1492 /*rk3368_lcdc_post_cfg(dev_drv); */
1493 lcdc_cfg_done(lcdc_dev);
1496 /*if (dev_drv->wait_fs) { */
1498 spin_lock_irqsave(&dev_drv->cpl_lock, flags);
1499 init_completion(&dev_drv->frame_done);
1500 spin_unlock_irqrestore(&dev_drv->cpl_lock, flags);
1502 wait_for_completion_timeout(&dev_drv->frame_done,
1504 (dev_drv->cur_screen->ft + 5));
1505 if (!timeout && (!dev_drv->frame_done.done)) {
1506 dev_warn(lcdc_dev->dev,
1507 "wait for new frame start time out!\n");
1511 DBG(2, "%s for lcdc%d\n", __func__, lcdc_dev->id);
1515 static int rk3368_lcdc_reg_restore(struct lcdc_device *lcdc_dev)
1517 memcpy((u8 *)lcdc_dev->regs, (u8 *)lcdc_dev->regsbak, 0x270);
1521 static int __maybe_unused rk3368_lcdc_mmu_en(struct rk_lcdc_driver *dev_drv)
1524 struct lcdc_device *lcdc_dev =
1525 container_of(dev_drv, struct lcdc_device, driver);
1527 if (unlikely(!lcdc_dev->clk_on)) {
1528 pr_info("%s,clk_on = %d\n", __func__, lcdc_dev->clk_on);
1531 #if defined(CONFIG_ROCKCHIP_IOMMU)
1532 if (dev_drv->iommu_enabled) {
1533 if (!lcdc_dev->iommu_status && dev_drv->mmu_dev) {
1534 if (likely(lcdc_dev->clk_on)) {
1537 lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
1538 mask = m_AXI_MAX_OUTSTANDING_EN |
1539 m_AXI_OUTSTANDING_MAX_NUM;
1540 val = v_AXI_OUTSTANDING_MAX_NUM(31) |
1541 v_AXI_MAX_OUTSTANDING_EN(1);
1542 lcdc_msk_reg(lcdc_dev, SYS_CTRL1, mask, val);
1544 lcdc_dev->iommu_status = 1;
1545 rockchip_iovmm_activate(dev_drv->dev);
1552 static int rk3368_lcdc_set_dclk(struct rk_lcdc_driver *dev_drv, int reset_rate)
1554 int ret = 0, fps = 0;
1555 struct lcdc_device *lcdc_dev =
1556 container_of(dev_drv, struct lcdc_device, driver);
1557 struct rk_screen *screen = dev_drv->cur_screen;
1558 #ifdef CONFIG_RK_FPGA
1562 ret = clk_set_rate(lcdc_dev->dclk, screen->mode.pixclock);/*set pll */
1564 dev_err(dev_drv->dev, "set lcdc%d dclk failed\n", lcdc_dev->id);
1565 lcdc_dev->pixclock =
1566 div_u64(1000000000000llu, clk_get_rate(lcdc_dev->dclk));
1567 lcdc_dev->driver.pixclock = lcdc_dev->pixclock;
1569 fps = rk_fb_calc_fps(screen, lcdc_dev->pixclock);
1570 screen->ft = 1000 / fps;
1571 dev_info(lcdc_dev->dev, "%s: dclk:%lu>>fps:%d ",
1572 lcdc_dev->driver.name, clk_get_rate(lcdc_dev->dclk), fps);
1576 static int rk3368_config_timing(struct rk_lcdc_driver *dev_drv)
1578 struct lcdc_device *lcdc_dev =
1579 container_of(dev_drv, struct lcdc_device, driver);
1580 struct rk_screen *screen = dev_drv->cur_screen;
1581 u16 hsync_len = screen->mode.hsync_len;
1582 u16 left_margin = screen->mode.left_margin;
1583 u16 right_margin = screen->mode.right_margin;
1584 u16 vsync_len = screen->mode.vsync_len;
1585 u16 upper_margin = screen->mode.upper_margin;
1586 u16 lower_margin = screen->mode.lower_margin;
1587 u16 x_res = screen->mode.xres;
1588 u16 y_res = screen->mode.yres;
1590 u16 h_total, v_total;
1591 u16 vact_end_f1, vact_st_f1, vs_end_f1, vs_st_f1;
1593 h_total = hsync_len + left_margin + x_res + right_margin;
1594 v_total = vsync_len + upper_margin + y_res + lower_margin;
1596 mask = m_DSP_HS_PW | m_DSP_HTOTAL;
1597 val = v_DSP_HS_PW(hsync_len) | v_DSP_HTOTAL(h_total);
1598 lcdc_msk_reg(lcdc_dev, DSP_HTOTAL_HS_END, mask, val);
1600 mask = m_DSP_HACT_END | m_DSP_HACT_ST;
1601 val = v_DSP_HACT_END(hsync_len + left_margin + x_res) |
1602 v_DSP_HACT_ST(hsync_len + left_margin);
1603 lcdc_msk_reg(lcdc_dev, DSP_HACT_ST_END, mask, val);
1605 if (screen->mode.vmode == FB_VMODE_INTERLACED) {
1606 /* First Field Timing */
1607 mask = m_DSP_VS_PW | m_DSP_VTOTAL;
1608 val = v_DSP_VS_PW(vsync_len) |
1609 v_DSP_VTOTAL(2 * (vsync_len + upper_margin +
1610 lower_margin) + y_res + 1);
1611 lcdc_msk_reg(lcdc_dev, DSP_VTOTAL_VS_END, mask, val);
1613 mask = m_DSP_VACT_END | m_DSP_VACT_ST;
1614 val = v_DSP_VACT_END(vsync_len + upper_margin + y_res / 2) |
1615 v_DSP_VACT_ST(vsync_len + upper_margin);
1616 lcdc_msk_reg(lcdc_dev, DSP_VACT_ST_END, mask, val);
1618 /* Second Field Timing */
1619 mask = m_DSP_VS_ST_F1 | m_DSP_VS_END_F1;
1620 vs_st_f1 = vsync_len + upper_margin + y_res / 2 + lower_margin;
1621 vs_end_f1 = 2 * vsync_len + upper_margin + y_res / 2 +
1623 val = v_DSP_VS_ST_F1(vs_st_f1) | v_DSP_VS_END_F1(vs_end_f1);
1624 lcdc_msk_reg(lcdc_dev, DSP_VS_ST_END_F1, mask, val);
1626 mask = m_DSP_VACT_END_F1 | m_DSP_VAC_ST_F1;
1627 vact_end_f1 = 2 * (vsync_len + upper_margin) + y_res +
1629 vact_st_f1 = 2 * (vsync_len + upper_margin) + y_res / 2 +
1632 v_DSP_VACT_END_F1(vact_end_f1) |
1633 v_DSP_VAC_ST_F1(vact_st_f1);
1634 lcdc_msk_reg(lcdc_dev, DSP_VACT_ST_END_F1, mask, val);
1636 lcdc_msk_reg(lcdc_dev, DSP_CTRL0,
1637 m_DSP_INTERLACE | m_DSP_FIELD_POL,
1638 v_DSP_INTERLACE(1) | v_DSP_FIELD_POL(0));
1640 m_WIN0_INTERLACE_READ | m_WIN0_YRGB_DEFLICK |
1643 v_WIN0_INTERLACE_READ(1) | v_WIN0_YRGB_DEFLICK(0) |
1644 v_WIN0_CBR_DEFLICK(0);
1645 lcdc_msk_reg(lcdc_dev, WIN0_CTRL0, mask, val);
1648 m_WIN1_INTERLACE_READ | m_WIN1_YRGB_DEFLICK |
1651 v_WIN1_INTERLACE_READ(1) | v_WIN1_YRGB_DEFLICK(0) |
1652 v_WIN1_CBR_DEFLICK(0);
1653 lcdc_msk_reg(lcdc_dev, WIN1_CTRL0, mask, val);
1655 mask = m_WIN2_INTERLACE_READ;
1656 val = v_WIN2_INTERLACE_READ(1);
1657 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0, mask, val);
1659 mask = m_WIN3_INTERLACE_READ;
1660 val = v_WIN3_INTERLACE_READ(1);
1661 lcdc_msk_reg(lcdc_dev, WIN3_CTRL0, mask, val);
1663 mask = m_HWC_INTERLACE_READ;
1664 val = v_HWC_INTERLACE_READ(1);
1665 lcdc_msk_reg(lcdc_dev, HWC_CTRL0, mask, val);
1667 mask = m_DSP_LINE_FLAG0_NUM | m_DSP_LINE_FLAG1_NUM;
1669 v_DSP_LINE_FLAG0_NUM(vact_end_f1) |
1670 v_DSP_LINE_FLAG1_NUM(vact_end_f1);
1671 lcdc_msk_reg(lcdc_dev, LINE_FLAG, mask, val);
1673 mask = m_DSP_VS_PW | m_DSP_VTOTAL;
1674 val = v_DSP_VS_PW(vsync_len) | v_DSP_VTOTAL(v_total);
1675 lcdc_msk_reg(lcdc_dev, DSP_VTOTAL_VS_END, mask, val);
1677 mask = m_DSP_VACT_END | m_DSP_VACT_ST;
1678 val = v_DSP_VACT_END(vsync_len + upper_margin + y_res) |
1679 v_DSP_VACT_ST(vsync_len + upper_margin);
1680 lcdc_msk_reg(lcdc_dev, DSP_VACT_ST_END, mask, val);
1682 lcdc_msk_reg(lcdc_dev, DSP_CTRL0,
1683 m_DSP_INTERLACE | m_DSP_FIELD_POL,
1684 v_DSP_INTERLACE(0) | v_DSP_FIELD_POL(0));
1687 m_WIN0_INTERLACE_READ | m_WIN0_YRGB_DEFLICK |
1690 v_WIN0_INTERLACE_READ(0) | v_WIN0_YRGB_DEFLICK(0) |
1691 v_WIN0_CBR_DEFLICK(0);
1692 lcdc_msk_reg(lcdc_dev, WIN0_CTRL0, mask, val);
1695 m_WIN1_INTERLACE_READ | m_WIN1_YRGB_DEFLICK |
1698 v_WIN1_INTERLACE_READ(0) | v_WIN1_YRGB_DEFLICK(0) |
1699 v_WIN1_CBR_DEFLICK(0);
1700 lcdc_msk_reg(lcdc_dev, WIN1_CTRL0, mask, val);
1702 mask = m_WIN2_INTERLACE_READ;
1703 val = v_WIN2_INTERLACE_READ(0);
1704 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0, mask, val);
1706 mask = m_WIN3_INTERLACE_READ;
1707 val = v_WIN3_INTERLACE_READ(0);
1708 lcdc_msk_reg(lcdc_dev, WIN3_CTRL0, mask, val);
1710 mask = m_HWC_INTERLACE_READ;
1711 val = v_HWC_INTERLACE_READ(0);
1712 lcdc_msk_reg(lcdc_dev, HWC_CTRL0, mask, val);
1714 mask = m_DSP_LINE_FLAG0_NUM | m_DSP_LINE_FLAG1_NUM;
1715 val = v_DSP_LINE_FLAG0_NUM(vsync_len + upper_margin + y_res) |
1716 v_DSP_LINE_FLAG1_NUM(vsync_len + upper_margin + y_res);
1717 lcdc_msk_reg(lcdc_dev, LINE_FLAG, mask, val);
1719 rk3368_lcdc_post_cfg(dev_drv);
1723 static void rk3368_lcdc_bcsh_path_sel(struct rk_lcdc_driver *dev_drv)
1725 struct lcdc_device *lcdc_dev =
1726 container_of(dev_drv, struct lcdc_device, driver);
1729 lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_OVERLAY_MODE,
1730 v_OVERLAY_MODE(dev_drv->overlay_mode));
1731 if (dev_drv->overlay_mode == VOP_YUV_DOMAIN) {
1732 if (dev_drv->output_color == COLOR_YCBCR) /* bypass */
1733 lcdc_msk_reg(lcdc_dev, BCSH_CTRL,
1734 m_BCSH_Y2R_EN | m_BCSH_R2Y_EN,
1735 v_BCSH_Y2R_EN(0) | v_BCSH_R2Y_EN(0));
1737 lcdc_msk_reg(lcdc_dev, BCSH_CTRL,
1738 m_BCSH_Y2R_EN | m_BCSH_Y2R_CSC_MODE |
1741 v_BCSH_Y2R_CSC_MODE(VOP_Y2R_CSC_MPEG) |
1743 } else { /* overlay_mode=VOP_RGB_DOMAIN */
1744 /* bypass --need check,if bcsh close? */
1745 if (dev_drv->output_color == COLOR_RGB) {
1746 bcsh_ctrl = lcdc_readl(lcdc_dev, BCSH_CTRL);
1747 if (((bcsh_ctrl & m_BCSH_EN) == 1) ||
1748 (dev_drv->bcsh.enable == 1))/*bcsh enabled */
1749 lcdc_msk_reg(lcdc_dev, BCSH_CTRL,
1755 lcdc_msk_reg(lcdc_dev, BCSH_CTRL,
1756 m_BCSH_R2Y_EN | m_BCSH_Y2R_EN,
1759 } else /* RGB2YUV */
1760 lcdc_msk_reg(lcdc_dev, BCSH_CTRL,
1762 m_BCSH_R2Y_CSC_MODE | m_BCSH_Y2R_EN,
1764 v_BCSH_R2Y_CSC_MODE(VOP_Y2R_CSC_MPEG) |
1769 static int rk3368_get_dspbuf_info(struct rk_lcdc_driver *dev_drv, u16 *xact,
1770 u16 *yact, int *format, u32 *dsp_addr)
1772 struct lcdc_device *lcdc_dev = container_of(dev_drv,
1773 struct lcdc_device, driver);
1776 spin_lock(&lcdc_dev->reg_lock);
1778 val = lcdc_readl(lcdc_dev, WIN0_ACT_INFO);
1779 *xact = (val & m_WIN0_ACT_WIDTH) + 1;
1780 *yact = ((val & m_WIN0_ACT_HEIGHT)>>16) + 1;
1782 val = lcdc_readl(lcdc_dev, WIN0_CTRL0);
1783 *format = (val & m_WIN0_DATA_FMT) >> 1;
1784 *dsp_addr = lcdc_readl(lcdc_dev, WIN0_YRGB_MST);
1786 spin_unlock(&lcdc_dev->reg_lock);
1791 static int rk3368_post_dspbuf(struct rk_lcdc_driver *dev_drv, u32 rgb_mst,
1792 int format, u16 xact, u16 yact, u16 xvir)
1794 struct lcdc_device *lcdc_dev = container_of(dev_drv,
1795 struct lcdc_device, driver);
1797 int swap = (format == RGB888) ? 1 : 0;
1799 mask = m_WIN0_DATA_FMT | m_WIN0_RB_SWAP;
1800 val = v_WIN0_DATA_FMT(format) | v_WIN0_RB_SWAP(swap);
1801 lcdc_msk_reg(lcdc_dev, WIN0_CTRL0, mask, val);
1803 lcdc_msk_reg(lcdc_dev, WIN0_VIR, m_WIN0_VIR_STRIDE,
1804 v_WIN0_VIR_STRIDE(xvir));
1805 lcdc_writel(lcdc_dev, WIN0_ACT_INFO, v_WIN0_ACT_WIDTH(xact) |
1806 v_WIN0_ACT_HEIGHT(yact));
1808 lcdc_writel(lcdc_dev, WIN0_YRGB_MST, rgb_mst);
1810 lcdc_cfg_done(lcdc_dev);
1815 static int lcdc_reset(struct rk_lcdc_driver *dev_drv, bool initscreen)
1817 struct lcdc_device *lcdc_dev =
1818 container_of(dev_drv, struct lcdc_device, driver);
1820 u32 __maybe_unused v;
1821 /*printk("0407:standby=%d,initscreen=%d,dev_drv->first_frame=%d\n",
1822 lcdc_dev->standby,initscreen,dev_drv->first_frame);*/
1823 if (!lcdc_dev->standby && initscreen && (dev_drv->first_frame != 1)) {
1827 lcdc_msk_reg(lcdc_dev, WIN0_CTRL0, mask, val);
1828 lcdc_msk_reg(lcdc_dev, WIN1_CTRL0, mask, val);
1830 mask = m_WIN2_EN | m_WIN2_MST0_EN |
1832 m_WIN2_MST2_EN | m_WIN2_MST3_EN;
1833 val = v_WIN2_EN(0) | v_WIN2_MST0_EN(0) |
1835 v_WIN2_MST2_EN(0) | v_WIN2_MST3_EN(0);
1836 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0, mask, val);
1837 lcdc_msk_reg(lcdc_dev, WIN3_CTRL0, mask, val);
1838 mask = m_HDMI_OUT_EN;
1839 val = v_HDMI_OUT_EN(0);
1840 lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
1841 lcdc_cfg_done(lcdc_dev);
1843 lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_STANDBY_EN, v_STANDBY_EN(1));
1844 writel_relaxed(0, lcdc_dev->regs + REG_CFG_DONE);
1847 if (dev_drv->iommu_enabled) {
1848 if (dev_drv->mmu_dev)
1849 rockchip_iovmm_deactivate(dev_drv->dev);
1851 lcdc_cru_writel(lcdc_dev->cru_base, 0x0318,
1852 (1 << 4) | (1 << 5) | (1 << 6) |
1853 (1 << 20) | (1 << 21) | (1 << 22));
1855 v = lcdc_cru_readl(lcdc_dev->cru_base, 0x0318);
1856 pr_info("cru read = 0x%x\n", v);
1857 lcdc_cru_writel(lcdc_dev->cru_base, 0x0318,
1858 (0 << 4) | (0 << 5) | (0 << 6) |
1859 (1 << 20) | (1 << 21) | (1 << 22));
1861 if (dev_drv->iommu_enabled) {
1862 if (dev_drv->mmu_dev)
1863 rockchip_iovmm_activate(dev_drv->dev);
1866 rk3368_lcdc_reg_restore(lcdc_dev);
1873 static int rk3368_load_screen(struct rk_lcdc_driver *dev_drv, bool initscreen)
1878 struct lcdc_device *lcdc_dev =
1879 container_of(dev_drv, struct lcdc_device, driver);
1880 struct rk_screen *screen = dev_drv->cur_screen;
1883 if (unlikely(!lcdc_dev->clk_on)) {
1884 pr_info("%s,clk_on = %d\n", __func__, lcdc_dev->clk_on);
1888 if (!lcdc_dev->standby && initscreen && (dev_drv->first_frame != 1))
1889 flush_kthread_worker(&dev_drv->update_regs_worker);
1891 spin_lock(&lcdc_dev->reg_lock);
1892 if (likely(lcdc_dev->clk_on)) {
1893 dev_drv->overlay_mode = VOP_RGB_DOMAIN;
1895 if (!lcdc_dev->standby && !initscreen) {
1896 lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_STANDBY_EN,
1898 lcdc_cfg_done(lcdc_dev);
1902 lcdc_reset(dev_drv, initscreen);
1904 switch (screen->face) {
1907 mask = m_DITHER_DOWN_EN | m_DITHER_DOWN_MODE |
1909 val = v_DITHER_DOWN_EN(1) | v_DITHER_DOWN_MODE(0) |
1910 v_DITHER_DOWN_SEL(1);
1911 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
1915 mask = m_DITHER_DOWN_EN | m_DITHER_DOWN_MODE |
1917 val = v_DITHER_DOWN_EN(1) | v_DITHER_DOWN_MODE(1) |
1918 v_DITHER_DOWN_SEL(1);
1919 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
1923 mask = m_DITHER_DOWN_EN | m_DITHER_DOWN_MODE |
1925 val = v_DITHER_DOWN_EN(1) | v_DITHER_DOWN_MODE(0) |
1926 v_DITHER_DOWN_SEL(1);
1927 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
1931 mask = m_DITHER_DOWN_EN | m_DITHER_DOWN_MODE |
1933 val = v_DITHER_DOWN_EN(1) | v_DITHER_DOWN_MODE(1) |
1934 v_DITHER_DOWN_SEL(1);
1935 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
1939 mask = m_DITHER_DOWN_EN;
1940 val = v_DITHER_DOWN_EN(0);
1941 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
1944 /*yuv420 output prefer yuv domain overlay */
1947 mask = m_DITHER_DOWN_EN;
1948 val = v_DITHER_DOWN_EN(0);
1949 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
1953 mask = m_DITHER_DOWN_EN;
1954 val = v_DITHER_DOWN_EN(0);
1955 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
1958 face = OUT_S888DUMY;
1959 mask = m_DITHER_DOWN_EN;
1960 val = v_DITHER_DOWN_EN(0);
1961 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
1964 if (screen->color_mode == COLOR_RGB)
1965 dev_drv->overlay_mode = VOP_RGB_DOMAIN;
1967 dev_drv->overlay_mode = VOP_YUV_DOMAIN;
1968 face = OUT_CCIR656_MODE_0;
1969 mask = m_DITHER_DOWN_EN;
1970 val = v_DITHER_DOWN_EN(0);
1971 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
1974 dev_err(lcdc_dev->dev, "un supported interface!\n");
1977 switch (screen->type) {
1979 mask = m_RGB_OUT_EN;
1980 val = v_RGB_OUT_EN(1);
1981 lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
1982 mask = m_RGB_LVDS_HSYNC_POL | m_RGB_LVDS_VSYNC_POL |
1983 m_RGB_LVDS_DEN_POL | m_RGB_LVDS_DCLK_POL;
1984 val = v_RGB_LVDS_HSYNC_POL(screen->pin_hsync) |
1985 v_RGB_LVDS_VSYNC_POL(screen->pin_vsync) |
1986 v_RGB_LVDS_DEN_POL(screen->pin_den) |
1987 v_RGB_LVDS_DCLK_POL(screen->pin_dclk);
1988 v = 1 << 15 | (1 << (15 + 16));
1992 mask = m_RGB_OUT_EN;
1993 val = v_RGB_OUT_EN(1);
1994 lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
1995 mask = m_RGB_LVDS_HSYNC_POL | m_RGB_LVDS_VSYNC_POL |
1996 m_RGB_LVDS_DEN_POL | m_RGB_LVDS_DCLK_POL;
1997 val = v_RGB_LVDS_HSYNC_POL(screen->pin_hsync) |
1998 v_RGB_LVDS_VSYNC_POL(screen->pin_vsync) |
1999 v_RGB_LVDS_DEN_POL(screen->pin_den) |
2000 v_RGB_LVDS_DCLK_POL(screen->pin_dclk);
2001 v = 0 << 15 | (1 << (15 + 16));
2004 /*face = OUT_RGB_AAA;*/
2005 if (screen->color_mode == COLOR_RGB)
2006 dev_drv->overlay_mode = VOP_RGB_DOMAIN;
2008 dev_drv->overlay_mode = VOP_YUV_DOMAIN;
2009 mask = m_HDMI_OUT_EN | m_RGB_OUT_EN;
2010 val = v_HDMI_OUT_EN(1) | v_RGB_OUT_EN(0);
2011 lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
2012 mask = m_HDMI_HSYNC_POL | m_HDMI_VSYNC_POL |
2013 m_HDMI_DEN_POL | m_HDMI_DCLK_POL;
2014 val = v_HDMI_HSYNC_POL(screen->pin_hsync) |
2015 v_HDMI_VSYNC_POL(screen->pin_vsync) |
2016 v_HDMI_DEN_POL(screen->pin_den) |
2017 v_HDMI_DCLK_POL(screen->pin_dclk);
2020 mask = m_MIPI_OUT_EN | m_RGB_OUT_EN;
2021 val = v_MIPI_OUT_EN(1) | v_RGB_OUT_EN(0);
2022 lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
2023 mask = m_MIPI_HSYNC_POL | m_MIPI_VSYNC_POL |
2024 m_MIPI_DEN_POL | m_MIPI_DCLK_POL;
2025 val = v_MIPI_HSYNC_POL(screen->pin_hsync) |
2026 v_MIPI_VSYNC_POL(screen->pin_vsync) |
2027 v_MIPI_DEN_POL(screen->pin_den) |
2028 v_MIPI_DCLK_POL(screen->pin_dclk);
2030 case SCREEN_DUAL_MIPI:
2031 mask = m_MIPI_OUT_EN | m_DOUB_CHANNEL_EN |
2033 val = v_MIPI_OUT_EN(1) | v_DOUB_CHANNEL_EN(1) |
2035 lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
2036 mask = m_MIPI_HSYNC_POL | m_MIPI_VSYNC_POL |
2037 m_MIPI_DEN_POL | m_MIPI_DCLK_POL;
2038 val = v_MIPI_HSYNC_POL(screen->pin_hsync) |
2039 v_MIPI_VSYNC_POL(screen->pin_vsync) |
2040 v_MIPI_DEN_POL(screen->pin_den) |
2041 v_MIPI_DCLK_POL(screen->pin_dclk);
2044 face = OUT_P888; /*RGB 888 output */
2046 mask = m_EDP_OUT_EN | m_RGB_OUT_EN;
2047 val = v_EDP_OUT_EN(1) | v_RGB_OUT_EN(0);
2048 lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
2049 /*because edp have to sent aaa fmt */
2050 mask = m_DITHER_DOWN_EN;
2051 val = v_DITHER_DOWN_EN(0);
2053 mask |= m_EDP_HSYNC_POL | m_EDP_VSYNC_POL |
2054 m_EDP_DEN_POL | m_EDP_DCLK_POL;
2055 val |= v_EDP_HSYNC_POL(screen->pin_hsync) |
2056 v_EDP_VSYNC_POL(screen->pin_vsync) |
2057 v_EDP_DEN_POL(screen->pin_den) |
2058 v_EDP_DCLK_POL(screen->pin_dclk);
2061 /*hsync vsync den dclk polo,dither */
2062 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
2063 #ifndef CONFIG_RK_FPGA
2064 /*writel_relaxed(v, RK_GRF_VIRT + rk3368_GRF_SOC_CON7);
2065 move to lvds driver*/
2066 /*GRF_SOC_CON7 bit[15]:0->dsi/lvds mode,1->ttl mode */
2068 mask = m_DSP_OUT_MODE | m_DSP_DCLK_DDR | m_DSP_BG_SWAP |
2069 m_DSP_RB_SWAP | m_DSP_RG_SWAP | m_DSP_DELTA_SWAP |
2070 m_DSP_DUMMY_SWAP | m_DSP_OUT_ZERO | m_DSP_BLANK_EN |
2071 m_DSP_BLACK_EN | m_DSP_X_MIR_EN | m_DSP_Y_MIR_EN;
2072 val = v_DSP_OUT_MODE(face) | v_DSP_DCLK_DDR(dclk_ddr) |
2073 v_DSP_BG_SWAP(screen->swap_gb) |
2074 v_DSP_RB_SWAP(screen->swap_rb) |
2075 v_DSP_RG_SWAP(screen->swap_rg) |
2076 v_DSP_DELTA_SWAP(screen->swap_delta) |
2077 v_DSP_DUMMY_SWAP(screen->swap_dumy) | v_DSP_OUT_ZERO(0) |
2078 v_DSP_BLANK_EN(0) | v_DSP_BLACK_EN(0) |
2079 v_DSP_X_MIR_EN(screen->x_mirror) |
2080 v_DSP_Y_MIR_EN(screen->y_mirror);
2081 lcdc_msk_reg(lcdc_dev, DSP_CTRL0, mask, val);
2083 mask = m_DSP_BG_BLUE | m_DSP_BG_GREEN | m_DSP_BG_RED;
2084 if (dev_drv->overlay_mode == VOP_YUV_DOMAIN)
2085 val = v_DSP_BG_BLUE(0x80) | v_DSP_BG_GREEN(0x10) |
2088 val = v_DSP_BG_BLUE(0) | v_DSP_BG_GREEN(0) |
2090 lcdc_msk_reg(lcdc_dev, DSP_BG, mask, val);
2091 dev_drv->output_color = screen->color_mode;
2092 if (screen->dsp_lut == NULL)
2093 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, m_DSP_LUT_EN,
2096 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, m_DSP_LUT_EN,
2098 rk3368_lcdc_bcsh_path_sel(dev_drv);
2099 rk3368_config_timing(dev_drv);
2101 spin_unlock(&lcdc_dev->reg_lock);
2102 rk3368_lcdc_set_dclk(dev_drv, 1);
2103 if (screen->type != SCREEN_HDMI &&
2104 screen->type != SCREEN_TVOUT &&
2105 dev_drv->trsm_ops &&
2106 dev_drv->trsm_ops->enable)
2107 dev_drv->trsm_ops->enable();
2110 /*if (!lcdc_dev->standby)
2111 lcdc_msk_reg(lcdc_dev, SYS_CTRL,
2112 m_STANDBY_EN, v_STANDBY_EN(0));*/
2117 /*enable layer,open:1,enable;0 disable*/
2118 static void rk3368_lcdc_layer_enable(struct lcdc_device *lcdc_dev,
2119 unsigned int win_id, bool open)
2121 spin_lock(&lcdc_dev->reg_lock);
2122 if (likely(lcdc_dev->clk_on) &&
2123 lcdc_dev->driver.win[win_id]->state != open) {
2125 if (!lcdc_dev->atv_layer_cnt) {
2126 dev_info(lcdc_dev->dev,
2127 "wakeup from standby!\n");
2128 lcdc_dev->standby = 0;
2130 lcdc_dev->atv_layer_cnt |= (1 << win_id);
2132 if (lcdc_dev->atv_layer_cnt & (1 << win_id))
2133 lcdc_dev->atv_layer_cnt &= ~(1 << win_id);
2135 lcdc_dev->driver.win[win_id]->state = open;
2137 /*rk3368_lcdc_reg_update(dev_drv);*/
2138 rk3368_lcdc_layer_update_regs
2139 (lcdc_dev, lcdc_dev->driver.win[win_id]);
2140 lcdc_cfg_done(lcdc_dev);
2142 /*if no layer used,disable lcdc */
2143 if (!lcdc_dev->atv_layer_cnt) {
2144 dev_info(lcdc_dev->dev,
2145 "no layer is used,go to standby!\n");
2146 lcdc_dev->standby = 1;
2149 spin_unlock(&lcdc_dev->reg_lock);
2152 static int rk3368_lcdc_enable_irq(struct rk_lcdc_driver *dev_drv)
2154 struct lcdc_device *lcdc_dev = container_of(dev_drv,
2155 struct lcdc_device, driver);
2157 /*struct rk_screen *screen = dev_drv->cur_screen; */
2159 mask = m_FS_INTR_CLR | m_FS_NEW_INTR_CLR | m_LINE_FLAG0_INTR_CLR |
2160 m_LINE_FLAG1_INTR_CLR;
2161 val = v_FS_INTR_CLR(1) | v_FS_NEW_INTR_CLR(1) |
2162 v_LINE_FLAG0_INTR_CLR(1) | v_LINE_FLAG1_INTR_CLR(1);
2163 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, mask, val);
2165 mask = m_FS_INTR_EN | m_LINE_FLAG0_INTR_EN |
2166 m_BUS_ERROR_INTR_EN | m_LINE_FLAG1_INTR_EN;
2167 val = v_FS_INTR_EN(1) | v_LINE_FLAG0_INTR_EN(1) |
2168 v_BUS_ERROR_INTR_EN(1) | v_LINE_FLAG1_INTR_EN(0);
2169 lcdc_msk_reg(lcdc_dev, INTR_EN, mask, val);
2171 #ifdef LCDC_IRQ_EMPTY_DEBUG
2172 mask = m_WIN0_EMPTY_INTR_EN | m_WIN1_EMPTY_INTR_EN |
2173 m_WIN2_EMPTY_INTR_EN |
2174 m_WIN3_EMPTY_INTR_EN | m_HWC_EMPTY_INTR_EN |
2175 m_POST_BUF_EMPTY_INTR_EN | m_PWM_GEN_INTR_EN;
2176 val = v_WIN0_EMPTY_INTR_EN(1) | v_WIN1_EMPTY_INTR_EN(1) |
2177 v_WIN2_EMPTY_INTR_EN(1) |
2178 v_WIN3_EMPTY_INTR_EN(1) | v_HWC_EMPTY_INTR_EN(1) |
2179 v_POST_BUF_EMPTY_INTR_EN(1) | v_PWM_GEN_INTR_EN(1);
2180 lcdc_msk_reg(lcdc_dev, INTR_EN, mask, val);
2185 static int rk3368_lcdc_open(struct rk_lcdc_driver *dev_drv, int win_id,
2188 struct lcdc_device *lcdc_dev =
2189 container_of(dev_drv, struct lcdc_device, driver);
2190 #if 0/*ndef CONFIG_RK_FPGA*/
2192 (dev_drv->id == 0) ? SYS_STATUS_LCDC0 : SYS_STATUS_LCDC1;
2194 /*enable clk,when first layer open */
2195 if ((open) && (!lcdc_dev->atv_layer_cnt)) {
2196 /*rockchip_set_system_status(sys_status);*/
2197 rk3368_lcdc_pre_init(dev_drv);
2198 rk3368_lcdc_clk_enable(lcdc_dev);
2199 rk3368_lcdc_enable_irq(dev_drv);
2200 #if defined(CONFIG_ROCKCHIP_IOMMU)
2201 if (dev_drv->iommu_enabled) {
2202 if (!dev_drv->mmu_dev) {
2204 rk_fb_get_sysmmu_device_by_compatible
2205 (dev_drv->mmu_dts_name);
2206 if (dev_drv->mmu_dev) {
2207 rk_fb_platform_set_sysmmu
2208 (dev_drv->mmu_dev, dev_drv->dev);
2210 dev_err(dev_drv->dev,
2211 "fail get rk iommu device\n");
2215 /*if (dev_drv->mmu_dev)
2216 rockchip_iovmm_activate(dev_drv->dev); */
2219 rk3368_lcdc_reg_restore(lcdc_dev);
2220 /*if (dev_drv->iommu_enabled)
2221 rk3368_lcdc_mmu_en(dev_drv); */
2222 if ((support_uboot_display() && (lcdc_dev->prop == PRMRY))) {
2223 rk3368_lcdc_set_dclk(dev_drv, 0);
2224 /*rk3368_lcdc_enable_irq(dev_drv);*/
2226 rk3368_load_screen(dev_drv, 1);
2228 if (dev_drv->bcsh.enable)
2229 rk3368_lcdc_set_bcsh(dev_drv, 1);
2230 spin_lock(&lcdc_dev->reg_lock);
2231 if (dev_drv->cur_screen->dsp_lut)
2232 rk3368_lcdc_set_lut(dev_drv,
2233 dev_drv->cur_screen->dsp_lut);
2234 if (dev_drv->cur_screen->cabc_lut)
2235 rk3368_set_cabc_lut(dev_drv,
2236 dev_drv->cur_screen->cabc_lut);
2237 spin_unlock(&lcdc_dev->reg_lock);
2240 if (win_id < ARRAY_SIZE(lcdc_win))
2241 rk3368_lcdc_layer_enable(lcdc_dev, win_id, open);
2243 dev_err(lcdc_dev->dev, "invalid win id:%d\n", win_id);
2246 /* when all layer closed,disable clk */
2247 /*if ((!open) && (!lcdc_dev->atv_layer_cnt)) {
2248 rk3368_lcdc_disable_irq(lcdc_dev);
2249 rk3368_lcdc_reg_update(dev_drv);
2250 #if defined(CONFIG_ROCKCHIP_IOMMU)
2251 if (dev_drv->iommu_enabled) {
2252 if (dev_drv->mmu_dev)
2253 rockchip_iovmm_deactivate(dev_drv->dev);
2256 rk3368_lcdc_clk_disable(lcdc_dev);
2257 #ifndef CONFIG_RK_FPGA
2258 rockchip_clear_system_status(sys_status);
2261 dev_drv->first_frame = 0;
2265 static int win_0_1_display(struct lcdc_device *lcdc_dev,
2266 struct rk_lcdc_win *win)
2272 off = win->id * 0x40;
2273 /*win->smem_start + win->y_offset; */
2274 y_addr = win->area[0].smem_start + win->area[0].y_offset;
2275 uv_addr = win->area[0].cbr_start + win->area[0].c_offset;
2276 DBG(2, "lcdc[%d]:win[%d]>>:y_addr:0x%x>>uv_addr:0x%x",
2277 lcdc_dev->id, win->id, y_addr, uv_addr);
2278 DBG(2, ">>y_offset:0x%x>>c_offset=0x%x\n",
2279 win->area[0].y_offset, win->area[0].c_offset);
2280 spin_lock(&lcdc_dev->reg_lock);
2281 if (likely(lcdc_dev->clk_on)) {
2282 win->area[0].y_addr = y_addr;
2283 win->area[0].uv_addr = uv_addr;
2284 lcdc_writel(lcdc_dev, WIN0_YRGB_MST + off, win->area[0].y_addr);
2285 lcdc_writel(lcdc_dev, WIN0_CBR_MST + off, win->area[0].uv_addr);
2286 if (win->area[0].fbdc_en == 1)
2287 lcdc_writel(lcdc_dev, IFBDC_BASE_ADDR,
2288 win->area[0].y_addr);
2290 spin_unlock(&lcdc_dev->reg_lock);
2295 static int win_2_3_display(struct lcdc_device *lcdc_dev,
2296 struct rk_lcdc_win *win)
2301 off = (win->id - 2) * 0x50;
2302 y_addr = win->area[0].smem_start + win->area[0].y_offset;
2303 DBG(2, "lcdc[%d]:win[%d]:", lcdc_dev->id, win->id);
2305 spin_lock(&lcdc_dev->reg_lock);
2306 if (likely(lcdc_dev->clk_on)) {
2307 for (i = 0; i < win->area_num; i++) {
2308 DBG(2, "area[%d]:yaddr:0x%x>>offset:0x%x>>\n",
2309 i, win->area[i].y_addr, win->area[i].y_offset);
2310 win->area[i].y_addr =
2311 win->area[i].smem_start + win->area[i].y_offset;
2313 lcdc_writel(lcdc_dev, WIN2_MST0 + off, win->area[0].y_addr);
2314 lcdc_writel(lcdc_dev, WIN2_MST1 + off, win->area[1].y_addr);
2315 lcdc_writel(lcdc_dev, WIN2_MST2 + off, win->area[2].y_addr);
2316 lcdc_writel(lcdc_dev, WIN2_MST3 + off, win->area[3].y_addr);
2317 if (win->area[0].fbdc_en == 1)
2318 lcdc_writel(lcdc_dev, IFBDC_BASE_ADDR,
2319 win->area[0].y_addr);
2321 spin_unlock(&lcdc_dev->reg_lock);
2325 static int hwc_display(struct lcdc_device *lcdc_dev, struct rk_lcdc_win *win)
2329 y_addr = win->area[0].smem_start + win->area[0].y_offset;
2330 DBG(2, "lcdc[%d]:hwc>>%s>>y_addr:0x%x>>\n",
2331 lcdc_dev->id, __func__, y_addr);
2332 spin_lock(&lcdc_dev->reg_lock);
2333 if (likely(lcdc_dev->clk_on)) {
2334 win->area[0].y_addr = y_addr;
2335 lcdc_writel(lcdc_dev, HWC_MST, win->area[0].y_addr);
2337 spin_unlock(&lcdc_dev->reg_lock);
2342 static int rk3368_lcdc_pan_display(struct rk_lcdc_driver *dev_drv, int win_id)
2344 struct lcdc_device *lcdc_dev =
2345 container_of(dev_drv, struct lcdc_device, driver);
2346 struct rk_lcdc_win *win = NULL;
2347 struct rk_screen *screen = dev_drv->cur_screen;
2349 #if defined(WAIT_FOR_SYNC)
2351 unsigned long flags;
2353 win = dev_drv->win[win_id];
2355 dev_err(dev_drv->dev, "screen is null!\n");
2358 if (unlikely(!lcdc_dev->clk_on)) {
2359 pr_info("%s,clk_on = %d\n", __func__, lcdc_dev->clk_on);
2363 win_0_1_display(lcdc_dev, win);
2364 } else if (win_id == 1) {
2365 win_0_1_display(lcdc_dev, win);
2366 } else if (win_id == 2) {
2367 win_2_3_display(lcdc_dev, win);
2368 } else if (win_id == 3) {
2369 win_2_3_display(lcdc_dev, win);
2370 } else if (win_id == 4) {
2371 hwc_display(lcdc_dev, win);
2373 dev_err(dev_drv->dev, "invalid win number:%d!\n", win_id);
2377 #if defined(WAIT_FOR_SYNC)
2378 spin_lock_irqsave(&dev_drv->cpl_lock, flags);
2379 init_completion(&dev_drv->frame_done);
2380 spin_unlock_irqrestore(&dev_drv->cpl_lock, flags);
2382 wait_for_completion_timeout(&dev_drv->frame_done,
2383 msecs_to_jiffies(dev_drv->
2384 cur_screen->ft + 5));
2385 if (!timeout && (!dev_drv->frame_done.done)) {
2386 dev_info(dev_drv->dev, "wait for new frame start time out!\n");
2393 static int rk3368_lcdc_cal_scl_fac(struct rk_lcdc_win *win, struct rk_screen *screen)
2403 u32 yrgb_vscalednmult;
2404 u32 yrgb_xscl_factor;
2405 u32 yrgb_yscl_factor;
2406 u8 yrgb_vsd_bil_gt2 = 0;
2407 u8 yrgb_vsd_bil_gt4 = 0;
2413 u32 cbcr_vscalednmult;
2414 u32 cbcr_xscl_factor;
2415 u32 cbcr_yscl_factor;
2416 u8 cbcr_vsd_bil_gt2 = 0;
2417 u8 cbcr_vsd_bil_gt4 = 0;
2420 srcW = win->area[0].xact;
2421 srcH = win->area[0].yact;
2422 dstW = win->area[0].xsize;
2423 dstH = win->area[0].ysize;
2430 if ((yrgb_dstW * 8 <= yrgb_srcW) || (yrgb_dstH * 8 <= yrgb_srcH)) {
2431 pr_err("ERROR: yrgb scale exceed 8,");
2432 pr_err("srcW=%d,srcH=%d,dstW=%d,dstH=%d\n",
2433 yrgb_srcW, yrgb_srcH, yrgb_dstW, yrgb_dstH);
2435 if (yrgb_srcW < yrgb_dstW)
2436 win->yrgb_hor_scl_mode = SCALE_UP;
2437 else if (yrgb_srcW > yrgb_dstW)
2438 win->yrgb_hor_scl_mode = SCALE_DOWN;
2440 win->yrgb_hor_scl_mode = SCALE_NONE;
2442 if (yrgb_srcH < yrgb_dstH)
2443 win->yrgb_ver_scl_mode = SCALE_UP;
2444 else if (yrgb_srcH > yrgb_dstH)
2445 win->yrgb_ver_scl_mode = SCALE_DOWN;
2447 win->yrgb_ver_scl_mode = SCALE_NONE;
2450 switch (win->area[0].format) {
2453 cbcr_srcW = srcW / 2;
2462 cbcr_srcW = srcW / 2;
2464 cbcr_srcH = srcH / 2;
2485 if ((cbcr_dstW * 8 <= cbcr_srcW) ||
2486 (cbcr_dstH * 8 <= cbcr_srcH)) {
2487 pr_err("ERROR: cbcr scale exceed 8,");
2488 pr_err("srcW=%d,srcH=%d,dstW=%d,dstH=%d\n", cbcr_srcW,
2489 cbcr_srcH, cbcr_dstW, cbcr_dstH);
2493 if (cbcr_srcW < cbcr_dstW)
2494 win->cbr_hor_scl_mode = SCALE_UP;
2495 else if (cbcr_srcW > cbcr_dstW)
2496 win->cbr_hor_scl_mode = SCALE_DOWN;
2498 win->cbr_hor_scl_mode = SCALE_NONE;
2500 if (cbcr_srcH < cbcr_dstH)
2501 win->cbr_ver_scl_mode = SCALE_UP;
2502 else if (cbcr_srcH > cbcr_dstH)
2503 win->cbr_ver_scl_mode = SCALE_DOWN;
2505 win->cbr_ver_scl_mode = SCALE_NONE;
2507 /*DBG(1, "srcW:%d>>srcH:%d>>dstW:%d>>dstH:%d>>\n"
2508 "yrgb:src:W=%d>>H=%d,dst:W=%d>>H=%d,H_mode=%d,V_mode=%d\n"
2509 "cbcr:src:W=%d>>H=%d,dst:W=%d>>H=%d,H_mode=%d,V_mode=%d\n", srcW,
2510 srcH, dstW, dstH, yrgb_srcW, yrgb_srcH, yrgb_dstW, yrgb_dstH,
2511 win->yrgb_hor_scl_mode, win->yrgb_ver_scl_mode, cbcr_srcW,
2512 cbcr_srcH, cbcr_dstW, cbcr_dstH, win->cbr_hor_scl_mode,
2513 win->cbr_ver_scl_mode);*/
2515 /*line buffer mode */
2516 if ((win->area[0].format == YUV422) ||
2517 (win->area[0].format == YUV420) ||
2518 (win->area[0].format == YUV420_NV21) ||
2519 (win->area[0].format == YUV422_A) ||
2520 (win->area[0].format == YUV420_A)) {
2521 if (win->cbr_hor_scl_mode == SCALE_DOWN) {
2522 if ((cbcr_dstW > VOP_INPUT_MAX_WIDTH / 2) ||
2524 pr_err("ERROR cbcr_dstW = %d,exceeds 2048\n",
2526 else if (cbcr_dstW > 1280)
2527 win->win_lb_mode = LB_YUV_3840X5;
2529 win->win_lb_mode = LB_YUV_2560X8;
2530 } else { /*SCALE_UP or SCALE_NONE */
2531 if ((cbcr_srcW > VOP_INPUT_MAX_WIDTH / 2) ||
2533 pr_err("ERROR cbcr_srcW = %d,exceeds 2048\n",
2535 else if (cbcr_srcW > 1280)
2536 win->win_lb_mode = LB_YUV_3840X5;
2538 win->win_lb_mode = LB_YUV_2560X8;
2541 if (win->yrgb_hor_scl_mode == SCALE_DOWN) {
2542 if ((yrgb_dstW > VOP_INPUT_MAX_WIDTH) ||
2544 pr_err("ERROR yrgb_dstW = %d\n", yrgb_dstW);
2545 else if (yrgb_dstW > 2560)
2546 win->win_lb_mode = LB_RGB_3840X2;
2547 else if (yrgb_dstW > 1920)
2548 win->win_lb_mode = LB_RGB_2560X4;
2549 else if (yrgb_dstW > 1280)
2550 win->win_lb_mode = LB_RGB_1920X5;
2552 win->win_lb_mode = LB_RGB_1280X8;
2553 } else { /*SCALE_UP or SCALE_NONE */
2554 if ((yrgb_srcW > VOP_INPUT_MAX_WIDTH) ||
2556 pr_err("ERROR yrgb_srcW = %d\n", yrgb_srcW);
2557 else if (yrgb_srcW > 2560)
2558 win->win_lb_mode = LB_RGB_3840X2;
2559 else if (yrgb_srcW > 1920)
2560 win->win_lb_mode = LB_RGB_2560X4;
2561 else if (yrgb_srcW > 1280)
2562 win->win_lb_mode = LB_RGB_1920X5;
2564 win->win_lb_mode = LB_RGB_1280X8;
2567 DBG(1, "win->win_lb_mode = %d;\n", win->win_lb_mode);
2569 /*vsd/vsu scale ALGORITHM */
2570 win->yrgb_hsd_mode = SCALE_DOWN_BIL; /*not to specify */
2571 win->cbr_hsd_mode = SCALE_DOWN_BIL; /*not to specify */
2572 win->yrgb_vsd_mode = SCALE_DOWN_BIL; /*not to specify */
2573 win->cbr_vsd_mode = SCALE_DOWN_BIL; /*not to specify */
2574 switch (win->win_lb_mode) {
2579 win->yrgb_vsu_mode = SCALE_UP_BIC;
2580 win->cbr_vsu_mode = SCALE_UP_BIC;
2583 if (win->yrgb_ver_scl_mode != SCALE_NONE)
2584 pr_err("ERROR : not allow yrgb ver scale\n");
2585 if (win->cbr_ver_scl_mode != SCALE_NONE)
2586 pr_err("ERROR : not allow cbcr ver scale\n");
2589 win->yrgb_vsu_mode = SCALE_UP_BIL;
2590 win->cbr_vsu_mode = SCALE_UP_BIL;
2593 pr_info("%s:un supported win_lb_mode:%d\n",
2594 __func__, win->win_lb_mode);
2597 if (win->mirror_en == 1) {
2598 win->yrgb_vsd_mode = SCALE_DOWN_BIL;
2600 if (screen->mode.vmode == FB_VMODE_INTERLACED) {
2601 /*interlace mode must bill */
2602 win->yrgb_vsd_mode = SCALE_DOWN_BIL;
2603 win->cbr_vsd_mode = SCALE_DOWN_BIL;
2605 if ((win->yrgb_ver_scl_mode == SCALE_DOWN) &&
2606 (win->area[0].fbdc_en == 1)) {
2607 /*in this pattern,use bil mode,not support souble scd,
2608 use avg mode, support double scd, but aclk should be
2609 bigger than dclk,aclk>>dclk */
2610 if (yrgb_srcH >= 2 * yrgb_dstH) {
2611 pr_err("ERROR : fbdc mode,not support y scale down:");
2612 pr_err("srcH[%d] > 2 *dstH[%d]\n",
2613 yrgb_srcH, yrgb_dstH);
2616 DBG(1, "yrgb:hsd=%d,vsd=%d,vsu=%d;cbcr:hsd=%d,vsd=%d,vsu=%d\n",
2617 win->yrgb_hsd_mode, win->yrgb_vsd_mode, win->yrgb_vsu_mode,
2618 win->cbr_hsd_mode, win->cbr_vsd_mode, win->cbr_vsu_mode);
2622 /*(1.1)YRGB HOR SCALE FACTOR */
2623 switch (win->yrgb_hor_scl_mode) {
2625 yrgb_xscl_factor = (1 << SCALE_FACTOR_DEFAULT_FIXPOINT_SHIFT);
2628 yrgb_xscl_factor = GET_SCALE_FACTOR_BIC(yrgb_srcW, yrgb_dstW);
2631 switch (win->yrgb_hsd_mode) {
2632 case SCALE_DOWN_BIL:
2634 GET_SCALE_FACTOR_BILI_DN(yrgb_srcW, yrgb_dstW);
2636 case SCALE_DOWN_AVG:
2638 GET_SCALE_FACTOR_AVRG(yrgb_srcW, yrgb_dstW);
2642 "%s:un supported yrgb_hsd_mode:%d\n", __func__,
2643 win->yrgb_hsd_mode);
2648 pr_info("%s:un supported yrgb_hor_scl_mode:%d\n",
2649 __func__, win->yrgb_hor_scl_mode);
2651 } /*win->yrgb_hor_scl_mode */
2653 /*(1.2)YRGB VER SCALE FACTOR */
2654 switch (win->yrgb_ver_scl_mode) {
2656 yrgb_yscl_factor = (1 << SCALE_FACTOR_DEFAULT_FIXPOINT_SHIFT);
2659 switch (win->yrgb_vsu_mode) {
2662 GET_SCALE_FACTOR_BILI_UP(yrgb_srcH, yrgb_dstH);
2665 if (yrgb_srcH < 3) {
2666 pr_err("yrgb_srcH should be");
2667 pr_err(" greater than 3 !!!\n");
2669 yrgb_yscl_factor = GET_SCALE_FACTOR_BIC(yrgb_srcH,
2673 pr_info("%s:un support yrgb_vsu_mode:%d\n",
2674 __func__, win->yrgb_vsu_mode);
2679 switch (win->yrgb_vsd_mode) {
2680 case SCALE_DOWN_BIL:
2682 rk3368_get_hard_ware_vskiplines(yrgb_srcH,
2685 GET_SCALE_FACTOR_BILI_DN_VSKIP(yrgb_srcH, yrgb_dstH,
2687 if (yrgb_yscl_factor >= 0x2000) {
2688 pr_err("yrgb_yscl_factor should be ");
2689 pr_err("less than 0x2000,yrgb_yscl_factor=%4x;\n",
2692 if (yrgb_vscalednmult == 4) {
2693 yrgb_vsd_bil_gt4 = 1;
2694 yrgb_vsd_bil_gt2 = 0;
2695 } else if (yrgb_vscalednmult == 2) {
2696 yrgb_vsd_bil_gt4 = 0;
2697 yrgb_vsd_bil_gt2 = 1;
2699 yrgb_vsd_bil_gt4 = 0;
2700 yrgb_vsd_bil_gt2 = 0;
2703 case SCALE_DOWN_AVG:
2704 yrgb_yscl_factor = GET_SCALE_FACTOR_AVRG(yrgb_srcH,
2708 pr_info("%s:un support yrgb_vsd_mode:%d\n",
2709 __func__, win->yrgb_vsd_mode);
2711 } /*win->yrgb_vsd_mode */
2714 pr_info("%s:un supported yrgb_ver_scl_mode:%d\n",
2715 __func__, win->yrgb_ver_scl_mode);
2718 win->scale_yrgb_x = yrgb_xscl_factor;
2719 win->scale_yrgb_y = yrgb_yscl_factor;
2720 win->vsd_yrgb_gt4 = yrgb_vsd_bil_gt4;
2721 win->vsd_yrgb_gt2 = yrgb_vsd_bil_gt2;
2722 DBG(1, "yrgb:h_fac=%d, v_fac=%d,gt4=%d, gt2=%d\n", yrgb_xscl_factor,
2723 yrgb_yscl_factor, yrgb_vsd_bil_gt4, yrgb_vsd_bil_gt2);
2725 /*(2.1)CBCR HOR SCALE FACTOR */
2726 switch (win->cbr_hor_scl_mode) {
2728 cbcr_xscl_factor = (1 << SCALE_FACTOR_DEFAULT_FIXPOINT_SHIFT);
2731 cbcr_xscl_factor = GET_SCALE_FACTOR_BIC(cbcr_srcW, cbcr_dstW);
2734 switch (win->cbr_hsd_mode) {
2735 case SCALE_DOWN_BIL:
2737 GET_SCALE_FACTOR_BILI_DN(cbcr_srcW, cbcr_dstW);
2739 case SCALE_DOWN_AVG:
2741 GET_SCALE_FACTOR_AVRG(cbcr_srcW, cbcr_dstW);
2744 pr_info("%s:un support cbr_hsd_mode:%d\n",
2745 __func__, win->cbr_hsd_mode);
2750 pr_info("%s:un supported cbr_hor_scl_mode:%d\n",
2751 __func__, win->cbr_hor_scl_mode);
2753 } /*win->cbr_hor_scl_mode */
2755 /*(2.2)CBCR VER SCALE FACTOR */
2756 switch (win->cbr_ver_scl_mode) {
2758 cbcr_yscl_factor = (1 << SCALE_FACTOR_DEFAULT_FIXPOINT_SHIFT);
2761 switch (win->cbr_vsu_mode) {
2764 GET_SCALE_FACTOR_BILI_UP(cbcr_srcH, cbcr_dstH);
2767 if (cbcr_srcH < 3) {
2768 pr_err("cbcr_srcH should be ");
2769 pr_err("greater than 3 !!!\n");
2771 cbcr_yscl_factor = GET_SCALE_FACTOR_BIC(cbcr_srcH,
2775 pr_info("%s:un support cbr_vsu_mode:%d\n",
2776 __func__, win->cbr_vsu_mode);
2781 switch (win->cbr_vsd_mode) {
2782 case SCALE_DOWN_BIL:
2784 rk3368_get_hard_ware_vskiplines(cbcr_srcH,
2787 GET_SCALE_FACTOR_BILI_DN_VSKIP(cbcr_srcH, cbcr_dstH,
2789 if (cbcr_yscl_factor >= 0x2000) {
2790 pr_err("cbcr_yscl_factor should be less ");
2791 pr_err("than 0x2000,cbcr_yscl_factor=%4x;\n",
2795 if (cbcr_vscalednmult == 4) {
2796 cbcr_vsd_bil_gt4 = 1;
2797 cbcr_vsd_bil_gt2 = 0;
2798 } else if (cbcr_vscalednmult == 2) {
2799 cbcr_vsd_bil_gt4 = 0;
2800 cbcr_vsd_bil_gt2 = 1;
2802 cbcr_vsd_bil_gt4 = 0;
2803 cbcr_vsd_bil_gt2 = 0;
2806 case SCALE_DOWN_AVG:
2807 cbcr_yscl_factor = GET_SCALE_FACTOR_AVRG(cbcr_srcH,
2811 pr_info("%s:un support cbr_vsd_mode:%d\n",
2812 __func__, win->cbr_vsd_mode);
2817 pr_info("%s:un supported cbr_ver_scl_mode:%d\n",
2818 __func__, win->cbr_ver_scl_mode);
2821 win->scale_cbcr_x = cbcr_xscl_factor;
2822 win->scale_cbcr_y = cbcr_yscl_factor;
2823 win->vsd_cbr_gt4 = cbcr_vsd_bil_gt4;
2824 win->vsd_cbr_gt2 = cbcr_vsd_bil_gt2;
2826 DBG(1, "cbcr:h_fac=%d,v_fac=%d,gt4=%d,gt2=%d\n", cbcr_xscl_factor,
2827 cbcr_yscl_factor, cbcr_vsd_bil_gt4, cbcr_vsd_bil_gt2);
2831 static int dsp_x_pos(int mirror_en, struct rk_screen *screen,
2832 struct rk_lcdc_win_area *area)
2836 if (screen->x_mirror && mirror_en)
2837 pr_err("not support both win and global mirror\n");
2839 if ((!mirror_en) && (!screen->x_mirror))
2840 pos = area->xpos + screen->mode.left_margin +
2841 screen->mode.hsync_len;
2843 pos = screen->mode.xres - area->xpos -
2844 area->xsize + screen->mode.left_margin +
2845 screen->mode.hsync_len;
2850 static int dsp_y_pos(int mirror_en, struct rk_screen *screen,
2851 struct rk_lcdc_win_area *area)
2855 if (screen->y_mirror && mirror_en)
2856 pr_err("not support both win and global mirror\n");
2857 if (screen->mode.vmode == FB_VMODE_NONINTERLACED) {
2858 if ((!mirror_en) && (!screen->y_mirror))
2859 pos = area->ypos + screen->mode.upper_margin +
2860 screen->mode.vsync_len;
2862 pos = screen->mode.yres - area->ypos -
2863 area->ysize + screen->mode.upper_margin +
2864 screen->mode.vsync_len;
2865 } else if (screen->mode.vmode == FB_VMODE_INTERLACED) {
2866 pos = area->ypos / 2 + screen->mode.upper_margin +
2867 screen->mode.vsync_len;
2874 static int win_0_1_set_par(struct lcdc_device *lcdc_dev,
2875 struct rk_screen *screen, struct rk_lcdc_win *win)
2877 u32 xact, yact, xvir, yvir, xpos, ypos;
2878 u8 fmt_cfg = 0, swap_rb, swap_uv = 0;
2879 char fmt[9] = "NULL";
2881 xpos = dsp_x_pos(win->mirror_en, screen, &win->area[0]);
2882 ypos = dsp_y_pos(win->mirror_en, screen, &win->area[0]);
2884 spin_lock(&lcdc_dev->reg_lock);
2885 if (likely(lcdc_dev->clk_on)) {
2886 rk3368_lcdc_cal_scl_fac(win, screen); /*fac,lb,gt2,gt4 */
2887 switch (win->area[0].format) {
2892 win->area[0].fbdc_fmt_cfg = 0x05;
2898 win->area[0].fbdc_fmt_cfg = 0x0c;
2904 win->area[0].fbdc_fmt_cfg = 0x0c;
2910 win->area[0].fbdc_fmt_cfg = 0x3a;
2970 dev_err(lcdc_dev->driver.dev, "%s:unsupport format!\n",
2974 win->area[0].fmt_cfg = fmt_cfg;
2975 win->area[0].swap_rb = swap_rb;
2976 win->area[0].swap_uv = swap_uv;
2977 win->area[0].dsp_stx = xpos;
2978 win->area[0].dsp_sty = ypos;
2979 xact = win->area[0].xact;
2980 yact = win->area[0].yact;
2981 xvir = win->area[0].xvir;
2982 yvir = win->area[0].yvir;
2984 if (win->area[0].fbdc_en)
2985 rk3368_init_fbdc_config(&lcdc_dev->driver, win->id);
2986 rk3368_win_0_1_reg_update(&lcdc_dev->driver, win->id);
2987 spin_unlock(&lcdc_dev->reg_lock);
2989 DBG(1, "lcdc[%d]:win[%d]\n>>format:%s>>>xact:%d>>yact:%d>>xsize:%d",
2990 lcdc_dev->id, win->id, get_format_string(win->area[0].format, fmt),
2991 xact, yact, win->area[0].xsize);
2992 DBG(1, ">>ysize:%d>>xvir:%d>>yvir:%d>>xpos:%d>>ypos:%d>>\n",
2993 win->area[0].ysize, xvir, yvir, xpos, ypos);
2999 static int win_2_3_set_par(struct lcdc_device *lcdc_dev,
3000 struct rk_screen *screen, struct rk_lcdc_win *win)
3003 u8 fmt_cfg, swap_rb;
3004 char fmt[9] = "NULL";
3007 pr_err("win[%d] not support y mirror\n", win->id);
3008 spin_lock(&lcdc_dev->reg_lock);
3009 if (likely(lcdc_dev->clk_on)) {
3010 DBG(2, "lcdc[%d]:win[%d]>>\n>\n", lcdc_dev->id, win->id);
3011 for (i = 0; i < win->area_num; i++) {
3012 switch (win->area[i].format) {
3017 win->area[0].fbdc_fmt_cfg = 0x05;
3023 win->area[0].fbdc_fmt_cfg = 0x0c;
3029 win->area[0].fbdc_fmt_cfg = 0x3a;
3049 dev_err(lcdc_dev->driver.dev,
3050 "%s:un supported format!\n", __func__);
3053 win->area[i].fmt_cfg = fmt_cfg;
3054 win->area[i].swap_rb = swap_rb;
3055 win->area[i].dsp_stx =
3056 dsp_x_pos(win->mirror_en, screen,
3058 win->area[i].dsp_sty =
3059 dsp_y_pos(win->mirror_en, screen,
3061 if (((win->area[i].xact != win->area[i].xsize) ||
3062 (win->area[i].yact != win->area[i].ysize)) &&
3063 (screen->mode.vmode == FB_VMODE_NONINTERLACED)) {
3064 pr_err("win[%d]->area[%d],not support scale\n",
3066 pr_err("xact=%d,yact=%d,xsize=%d,ysize=%d\n",
3067 win->area[i].xact,win->area[i].yact,
3068 win->area[i].xsize,win->area[i].ysize);
3069 win->area[i].xsize = win->area[i].xact;
3070 win->area[i].ysize = win->area[i].yact;
3072 DBG(2, "fmt:%s:xsize:%d>>ysize:%d>>xpos:%d>>ypos:%d\n",
3073 get_format_string(win->area[i].format, fmt),
3074 win->area[i].xsize, win->area[i].ysize,
3075 win->area[i].xpos, win->area[i].ypos);
3078 if (win->area[0].fbdc_en)
3079 rk3368_init_fbdc_config(&lcdc_dev->driver, win->id);
3080 rk3368_win_2_3_reg_update(&lcdc_dev->driver, win->id);
3081 spin_unlock(&lcdc_dev->reg_lock);
3085 static int hwc_set_par(struct lcdc_device *lcdc_dev,
3086 struct rk_screen *screen, struct rk_lcdc_win *win)
3088 u32 xact, yact, xvir, yvir, xpos, ypos;
3089 u8 fmt_cfg = 0, swap_rb;
3090 char fmt[9] = "NULL";
3092 xpos = win->area[0].xpos + screen->mode.left_margin +
3093 screen->mode.hsync_len;
3094 ypos = win->area[0].ypos + screen->mode.upper_margin +
3095 screen->mode.vsync_len;
3097 spin_lock(&lcdc_dev->reg_lock);
3098 if (likely(lcdc_dev->clk_on)) {
3099 /*rk3368_lcdc_cal_scl_fac(win); *//*fac,lb,gt2,gt4 */
3100 switch (win->area[0].format) {
3119 dev_err(lcdc_dev->driver.dev,
3120 "%s:un supported format!\n", __func__);
3123 win->area[0].fmt_cfg = fmt_cfg;
3124 win->area[0].swap_rb = swap_rb;
3125 win->area[0].dsp_stx = xpos;
3126 win->area[0].dsp_sty = ypos;
3127 xact = win->area[0].xact;
3128 yact = win->area[0].yact;
3129 xvir = win->area[0].xvir;
3130 yvir = win->area[0].yvir;
3132 rk3368_hwc_reg_update(&lcdc_dev->driver, 4);
3133 spin_unlock(&lcdc_dev->reg_lock);
3135 DBG(1, "lcdc[%d]:hwc>>%s\n>>format:%s>>>xact:%d>>yact:%d>>xsize:%d",
3136 lcdc_dev->id, __func__, get_format_string(win->area[0].format, fmt),
3137 xact, yact, win->area[0].xsize);
3138 DBG(1, ">>ysize:%d>>xvir:%d>>yvir:%d>>xpos:%d>>ypos:%d>>\n",
3139 win->area[0].ysize, xvir, yvir, xpos, ypos);
3143 static int rk3368_lcdc_set_par(struct rk_lcdc_driver *dev_drv, int win_id)
3145 struct lcdc_device *lcdc_dev =
3146 container_of(dev_drv, struct lcdc_device, driver);
3147 struct rk_lcdc_win *win = NULL;
3148 struct rk_screen *screen = dev_drv->cur_screen;
3150 if (unlikely(!lcdc_dev->clk_on)) {
3151 pr_info("%s,clk_on = %d\n", __func__, lcdc_dev->clk_on);
3154 win = dev_drv->win[win_id];
3157 win_0_1_set_par(lcdc_dev, screen, win);
3160 win_0_1_set_par(lcdc_dev, screen, win);
3163 win_2_3_set_par(lcdc_dev, screen, win);
3166 win_2_3_set_par(lcdc_dev, screen, win);
3169 hwc_set_par(lcdc_dev, screen, win);
3172 dev_err(dev_drv->dev, "unsupported win number:%d\n", win_id);
3178 static int rk3368_lcdc_ioctl(struct rk_lcdc_driver *dev_drv, unsigned int cmd,
3179 unsigned long arg, int win_id)
3181 struct lcdc_device *lcdc_dev =
3182 container_of(dev_drv, struct lcdc_device, driver);
3184 void __user *argp = (void __user *)arg;
3185 struct color_key_cfg clr_key_cfg;
3188 case RK_FBIOGET_PANEL_SIZE:
3189 panel_size[0] = lcdc_dev->screen->mode.xres;
3190 panel_size[1] = lcdc_dev->screen->mode.yres;
3191 if (copy_to_user(argp, panel_size, 8))
3194 case RK_FBIOPUT_COLOR_KEY_CFG:
3195 if (copy_from_user(&clr_key_cfg, argp,
3196 sizeof(struct color_key_cfg)))
3198 rk3368_lcdc_clr_key_cfg(dev_drv);
3199 lcdc_writel(lcdc_dev, WIN0_COLOR_KEY,
3200 clr_key_cfg.win0_color_key_cfg);
3201 lcdc_writel(lcdc_dev, WIN1_COLOR_KEY,
3202 clr_key_cfg.win1_color_key_cfg);
3211 static int rk3368_lcdc_get_backlight_device(struct rk_lcdc_driver *dev_drv)
3213 struct lcdc_device *lcdc_dev = container_of(dev_drv,
3214 struct lcdc_device, driver);
3215 struct device_node *backlight;
3216 struct property *prop;
3217 u32 brightness_levels[256];
3218 u32 length, max, last;
3220 if (lcdc_dev->backlight)
3222 backlight = of_parse_phandle(lcdc_dev->dev->of_node, "backlight", 0);
3224 lcdc_dev->backlight = of_find_backlight_by_node(backlight);
3225 if (!lcdc_dev->backlight)
3226 dev_info(lcdc_dev->dev, "No find backlight device\n");
3228 dev_info(lcdc_dev->dev, "No find backlight device node\n");
3230 prop = of_find_property(backlight, "brightness-levels", &length);
3233 max = length / sizeof(u32);
3235 if (!of_property_read_u32_array(backlight, "brightness-levels", brightness_levels, max)) {
3236 if (brightness_levels[0] > brightness_levels[last])
3237 dev_drv->cabc_pwm_pol = 1;/*negative*/
3239 dev_drv->cabc_pwm_pol = 0;/*positive*/
3241 dev_info(lcdc_dev->dev, "Can not read brightness-levels value\n");
3246 static int rk3368_lcdc_early_suspend(struct rk_lcdc_driver *dev_drv)
3248 struct lcdc_device *lcdc_dev =
3249 container_of(dev_drv, struct lcdc_device, driver);
3250 if (dev_drv->suspend_flag)
3252 /* close the backlight */
3253 /*rk3368_lcdc_get_backlight_device(dev_drv);
3254 if (lcdc_dev->backlight) {
3255 lcdc_dev->backlight->props.fb_blank = FB_BLANK_POWERDOWN;
3256 backlight_update_status(lcdc_dev->backlight);
3259 dev_drv->suspend_flag = 1;
3260 flush_kthread_worker(&dev_drv->update_regs_worker);
3262 if (dev_drv->trsm_ops && dev_drv->trsm_ops->disable)
3263 dev_drv->trsm_ops->disable();
3265 spin_lock(&lcdc_dev->reg_lock);
3266 if (likely(lcdc_dev->clk_on)) {
3267 lcdc_msk_reg(lcdc_dev, DSP_CTRL0, m_DSP_BLANK_EN,
3269 lcdc_msk_reg(lcdc_dev,
3270 INTR_CLEAR, m_FS_INTR_CLR | m_LINE_FLAG0_INTR_CLR,
3271 v_FS_INTR_CLR(1) | v_LINE_FLAG0_INTR_CLR(1));
3272 lcdc_msk_reg(lcdc_dev, DSP_CTRL0, m_DSP_OUT_ZERO,
3274 lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_STANDBY_EN, v_STANDBY_EN(1));
3275 lcdc_cfg_done(lcdc_dev);
3277 if (dev_drv->iommu_enabled) {
3278 if (dev_drv->mmu_dev)
3279 rockchip_iovmm_deactivate(dev_drv->dev);
3282 spin_unlock(&lcdc_dev->reg_lock);
3284 spin_unlock(&lcdc_dev->reg_lock);
3287 rk3368_lcdc_clk_disable(lcdc_dev);
3288 rk_disp_pwr_disable(dev_drv);
3292 static int rk3368_lcdc_early_resume(struct rk_lcdc_driver *dev_drv)
3294 struct lcdc_device *lcdc_dev =
3295 container_of(dev_drv, struct lcdc_device, driver);
3297 if (!dev_drv->suspend_flag)
3299 rk_disp_pwr_enable(dev_drv);
3301 if (1/*lcdc_dev->atv_layer_cnt*/) {
3302 rk3368_lcdc_clk_enable(lcdc_dev);
3303 rk3368_lcdc_reg_restore(lcdc_dev);
3305 spin_lock(&lcdc_dev->reg_lock);
3306 if (dev_drv->cur_screen->dsp_lut)
3307 rk3368_lcdc_set_lut(dev_drv,
3308 dev_drv->cur_screen->dsp_lut);
3309 if (dev_drv->cur_screen->cabc_lut)
3310 rk3368_set_cabc_lut(dev_drv,
3311 dev_drv->cur_screen->cabc_lut);
3313 lcdc_msk_reg(lcdc_dev, DSP_CTRL0, m_DSP_OUT_ZERO,
3315 lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_STANDBY_EN, v_STANDBY_EN(0));
3316 lcdc_msk_reg(lcdc_dev, DSP_CTRL0, m_DSP_BLANK_EN,
3318 lcdc_cfg_done(lcdc_dev);
3320 if (dev_drv->iommu_enabled) {
3321 /* win address maybe effect after next frame start,
3322 * but mmu maybe effect right now, so we delay 50ms
3325 if (dev_drv->mmu_dev)
3326 rockchip_iovmm_activate(dev_drv->dev);
3329 spin_unlock(&lcdc_dev->reg_lock);
3331 dev_drv->suspend_flag = 0;
3333 if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
3334 dev_drv->trsm_ops->enable();
3339 static int rk3368_lcdc_blank(struct rk_lcdc_driver *dev_drv,
3340 int win_id, int blank_mode)
3342 switch (blank_mode) {
3343 case FB_BLANK_UNBLANK:
3344 rk3368_lcdc_early_resume(dev_drv);
3346 case FB_BLANK_NORMAL:
3347 rk3368_lcdc_early_suspend(dev_drv);
3350 rk3368_lcdc_early_suspend(dev_drv);
3354 dev_info(dev_drv->dev, "blank mode:%d\n", blank_mode);
3359 static int rk3368_lcdc_get_win_state(struct rk_lcdc_driver *dev_drv,
3360 int win_id, int area_id)
3362 struct lcdc_device *lcdc_dev =
3363 container_of(dev_drv, struct lcdc_device, driver);
3365 u32 area_status = 0, state = 0;
3369 win_ctrl = lcdc_readl(lcdc_dev, WIN0_CTRL0);
3370 area_status = win_ctrl & m_WIN0_EN;
3373 win_ctrl = lcdc_readl(lcdc_dev, WIN1_CTRL0);
3374 area_status = win_ctrl & m_WIN1_EN;
3377 win_ctrl = lcdc_readl(lcdc_dev, WIN2_CTRL0);
3379 area_status = win_ctrl & (m_WIN2_MST0_EN | m_WIN2_EN);
3381 area_status = win_ctrl & m_WIN2_MST1_EN;
3383 area_status = win_ctrl & m_WIN2_MST2_EN;
3385 area_status = win_ctrl & m_WIN2_MST3_EN;
3388 win_ctrl = lcdc_readl(lcdc_dev, WIN3_CTRL0);
3390 area_status = win_ctrl & (m_WIN3_MST0_EN | m_WIN3_EN);
3392 area_status = win_ctrl & m_WIN3_MST1_EN;
3394 area_status = win_ctrl & m_WIN3_MST2_EN;
3396 area_status = win_ctrl & m_WIN3_MST3_EN;
3399 win_ctrl = lcdc_readl(lcdc_dev, HWC_CTRL0);
3400 area_status = win_ctrl & m_HWC_EN;
3403 pr_err("!!!%s,win[%d]area[%d],unsupport!!!\n",__func__,win_id,area_id);
3407 state = (area_status > 0) ? 1 : 0;
3411 static int rk3368_lcdc_get_area_num(struct rk_lcdc_driver *dev_drv,
3412 unsigned int *area_support)
3414 area_support[0] = 1;
3415 area_support[1] = 1;
3416 area_support[2] = 4;
3417 area_support[3] = 4;
3422 /*overlay will be do at regupdate*/
3423 static int rk3368_lcdc_ovl_mgr(struct rk_lcdc_driver *dev_drv, int swap,
3426 struct lcdc_device *lcdc_dev =
3427 container_of(dev_drv, struct lcdc_device, driver);
3428 struct rk_lcdc_win *win = NULL;
3430 unsigned int mask, val;
3431 int z_order_num = 0;
3432 int layer0_sel, layer1_sel, layer2_sel, layer3_sel;
3435 for (i = 0; i < 4; i++) {
3436 win = dev_drv->win[i];
3437 if (win->state == 1)
3440 for (i = 0; i < 4; i++) {
3441 win = dev_drv->win[i];
3442 if (win->state == 0)
3443 win->z_order = z_order_num++;
3444 switch (win->z_order) {
3446 layer0_sel = win->id;
3449 layer1_sel = win->id;
3452 layer2_sel = win->id;
3455 layer3_sel = win->id;
3462 layer0_sel = swap % 10;
3463 layer1_sel = swap / 10 % 10;
3464 layer2_sel = swap / 100 % 10;
3465 layer3_sel = swap / 1000;
3468 spin_lock(&lcdc_dev->reg_lock);
3469 if (lcdc_dev->clk_on) {
3471 mask = m_DSP_LAYER0_SEL | m_DSP_LAYER1_SEL |
3472 m_DSP_LAYER2_SEL | m_DSP_LAYER3_SEL;
3473 val = v_DSP_LAYER0_SEL(layer0_sel) |
3474 v_DSP_LAYER1_SEL(layer1_sel) |
3475 v_DSP_LAYER2_SEL(layer2_sel) |
3476 v_DSP_LAYER3_SEL(layer3_sel);
3477 lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
3479 layer0_sel = lcdc_read_bit(lcdc_dev, DSP_CTRL1,
3481 layer1_sel = lcdc_read_bit(lcdc_dev, DSP_CTRL1,
3483 layer2_sel = lcdc_read_bit(lcdc_dev, DSP_CTRL1,
3485 layer3_sel = lcdc_read_bit(lcdc_dev, DSP_CTRL1,
3487 ovl = layer3_sel * 1000 + layer2_sel * 100 +
3488 layer1_sel * 10 + layer0_sel;
3493 spin_unlock(&lcdc_dev->reg_lock);
3498 static char *rk3368_lcdc_format_to_string(int format, char *fmt)
3505 strcpy(fmt, "ARGB888");
3508 strcpy(fmt, "RGB888");
3511 strcpy(fmt, "RGB565");
3514 strcpy(fmt, "YCbCr420");
3517 strcpy(fmt, "YCbCr422");
3520 strcpy(fmt, "YCbCr444");
3523 strcpy(fmt, "invalid\n");
3528 static ssize_t rk3368_lcdc_get_disp_info(struct rk_lcdc_driver *dev_drv,
3529 char *buf, int win_id)
3531 struct lcdc_device *lcdc_dev =
3532 container_of(dev_drv, struct lcdc_device, driver);
3533 struct rk_screen *screen = dev_drv->cur_screen;
3534 u16 hsync_len = screen->mode.hsync_len;
3535 u16 left_margin = screen->mode.left_margin;
3536 u16 vsync_len = screen->mode.vsync_len;
3537 u16 upper_margin = screen->mode.upper_margin;
3538 u32 h_pw_bp = hsync_len + left_margin;
3539 u32 v_pw_bp = vsync_len + upper_margin;
3541 char format_w0[9] = "NULL";
3542 char format_w1[9] = "NULL";
3543 char format_w2_0[9] = "NULL";
3544 char format_w2_1[9] = "NULL";
3545 char format_w2_2[9] = "NULL";
3546 char format_w2_3[9] = "NULL";
3547 char format_w3_0[9] = "NULL";
3548 char format_w3_1[9] = "NULL";
3549 char format_w3_2[9] = "NULL";
3550 char format_w3_3[9] = "NULL";
3552 u32 win_ctrl, zorder, vir_info, act_info, dsp_info, dsp_st;
3553 u32 y_factor, uv_factor;
3554 u8 layer0_sel, layer1_sel, layer2_sel, layer3_sel;
3555 u8 w0_state, w1_state, w2_state, w3_state;
3556 u8 w2_0_state, w2_1_state, w2_2_state, w2_3_state;
3557 u8 w3_0_state, w3_1_state, w3_2_state, w3_3_state;
3559 u32 w0_vir_y, w0_vir_uv, w0_act_x, w0_act_y, w0_dsp_x, w0_dsp_y;
3560 u32 w0_st_x = h_pw_bp, w0_st_y = v_pw_bp;
3561 u32 w1_vir_y, w1_vir_uv, w1_act_x, w1_act_y, w1_dsp_x, w1_dsp_y;
3562 u32 w1_st_x = h_pw_bp, w1_st_y = v_pw_bp;
3563 u32 w0_y_h_fac, w0_y_v_fac, w0_uv_h_fac, w0_uv_v_fac;
3564 u32 w1_y_h_fac, w1_y_v_fac, w1_uv_h_fac, w1_uv_v_fac;
3566 u32 w2_0_vir_y, w2_1_vir_y, w2_2_vir_y, w2_3_vir_y;
3567 u32 w2_0_dsp_x, w2_1_dsp_x, w2_2_dsp_x, w2_3_dsp_x;
3568 u32 w2_0_dsp_y, w2_1_dsp_y, w2_2_dsp_y, w2_3_dsp_y;
3569 u32 w2_0_st_x = h_pw_bp, w2_1_st_x = h_pw_bp;
3570 u32 w2_2_st_x = h_pw_bp, w2_3_st_x = h_pw_bp;
3571 u32 w2_0_st_y = v_pw_bp, w2_1_st_y = v_pw_bp;
3572 u32 w2_2_st_y = v_pw_bp, w2_3_st_y = v_pw_bp;
3574 u32 w3_0_vir_y, w3_1_vir_y, w3_2_vir_y, w3_3_vir_y;
3575 u32 w3_0_dsp_x, w3_1_dsp_x, w3_2_dsp_x, w3_3_dsp_x;
3576 u32 w3_0_dsp_y, w3_1_dsp_y, w3_2_dsp_y, w3_3_dsp_y;
3577 u32 w3_0_st_x = h_pw_bp, w3_1_st_x = h_pw_bp;
3578 u32 w3_2_st_x = h_pw_bp, w3_3_st_x = h_pw_bp;
3579 u32 w3_0_st_y = v_pw_bp, w3_1_st_y = v_pw_bp;
3580 u32 w3_2_st_y = v_pw_bp, w3_3_st_y = v_pw_bp;
3584 dclk_freq = screen->mode.pixclock;
3585 /*rk3368_lcdc_reg_dump(dev_drv); */
3587 spin_lock(&lcdc_dev->reg_lock);
3588 if (lcdc_dev->clk_on) {
3589 zorder = lcdc_readl(lcdc_dev, DSP_CTRL1);
3590 layer0_sel = (zorder & m_DSP_LAYER0_SEL) >> 8;
3591 layer1_sel = (zorder & m_DSP_LAYER1_SEL) >> 10;
3592 layer2_sel = (zorder & m_DSP_LAYER2_SEL) >> 12;
3593 layer3_sel = (zorder & m_DSP_LAYER3_SEL) >> 14;
3595 win_ctrl = lcdc_readl(lcdc_dev, WIN0_CTRL0);
3596 w0_state = win_ctrl & m_WIN0_EN;
3597 fmt_id = (win_ctrl & m_WIN0_DATA_FMT) >> 1;
3598 rk3368_lcdc_format_to_string(fmt_id, format_w0);
3599 vir_info = lcdc_readl(lcdc_dev, WIN0_VIR);
3600 act_info = lcdc_readl(lcdc_dev, WIN0_ACT_INFO);
3601 dsp_info = lcdc_readl(lcdc_dev, WIN0_DSP_INFO);
3602 dsp_st = lcdc_readl(lcdc_dev, WIN0_DSP_ST);
3603 y_factor = lcdc_readl(lcdc_dev, WIN0_SCL_FACTOR_YRGB);
3604 uv_factor = lcdc_readl(lcdc_dev, WIN0_SCL_FACTOR_CBR);
3605 w0_vir_y = vir_info & m_WIN0_VIR_STRIDE;
3606 w0_vir_uv = (vir_info & m_WIN0_VIR_STRIDE_UV) >> 16;
3607 w0_act_x = (act_info & m_WIN0_ACT_WIDTH) + 1;
3608 w0_act_y = ((act_info & m_WIN0_ACT_HEIGHT) >> 16) + 1;
3609 w0_dsp_x = (dsp_info & m_WIN0_DSP_WIDTH) + 1;
3610 w0_dsp_y = ((dsp_info & m_WIN0_DSP_HEIGHT) >> 16) + 1;
3612 w0_st_x = dsp_st & m_WIN0_DSP_XST;
3613 w0_st_y = (dsp_st & m_WIN0_DSP_YST) >> 16;
3615 w0_y_h_fac = y_factor & m_WIN0_HS_FACTOR_YRGB;
3616 w0_y_v_fac = (y_factor & m_WIN0_VS_FACTOR_YRGB) >> 16;
3617 w0_uv_h_fac = uv_factor & m_WIN0_HS_FACTOR_CBR;
3618 w0_uv_v_fac = (uv_factor & m_WIN0_VS_FACTOR_CBR) >> 16;
3621 win_ctrl = lcdc_readl(lcdc_dev, WIN1_CTRL0);
3622 w1_state = win_ctrl & m_WIN1_EN;
3623 fmt_id = (win_ctrl & m_WIN1_DATA_FMT) >> 1;
3624 rk3368_lcdc_format_to_string(fmt_id, format_w1);
3625 vir_info = lcdc_readl(lcdc_dev, WIN1_VIR);
3626 act_info = lcdc_readl(lcdc_dev, WIN1_ACT_INFO);
3627 dsp_info = lcdc_readl(lcdc_dev, WIN1_DSP_INFO);
3628 dsp_st = lcdc_readl(lcdc_dev, WIN1_DSP_ST);
3629 y_factor = lcdc_readl(lcdc_dev, WIN1_SCL_FACTOR_YRGB);
3630 uv_factor = lcdc_readl(lcdc_dev, WIN1_SCL_FACTOR_CBR);
3631 w1_vir_y = vir_info & m_WIN1_VIR_STRIDE;
3632 w1_vir_uv = (vir_info & m_WIN1_VIR_STRIDE_UV) >> 16;
3633 w1_act_x = (act_info & m_WIN1_ACT_WIDTH) + 1;
3634 w1_act_y = ((act_info & m_WIN1_ACT_HEIGHT) >> 16) + 1;
3635 w1_dsp_x = (dsp_info & m_WIN1_DSP_WIDTH) + 1;
3636 w1_dsp_y = ((dsp_info & m_WIN1_DSP_HEIGHT) >> 16) + 1;
3638 w1_st_x = dsp_st & m_WIN1_DSP_XST;
3639 w1_st_y = (dsp_st & m_WIN1_DSP_YST) >> 16;
3641 w1_y_h_fac = y_factor & m_WIN1_HS_FACTOR_YRGB;
3642 w1_y_v_fac = (y_factor & m_WIN1_VS_FACTOR_YRGB) >> 16;
3643 w1_uv_h_fac = uv_factor & m_WIN1_HS_FACTOR_CBR;
3644 w1_uv_v_fac = (uv_factor & m_WIN1_VS_FACTOR_CBR) >> 16;
3646 win_ctrl = lcdc_readl(lcdc_dev, WIN2_CTRL0);
3647 w2_state = win_ctrl & m_WIN2_EN;
3648 w2_0_state = (win_ctrl & 0x10) >> 4;
3649 w2_1_state = (win_ctrl & 0x100) >> 8;
3650 w2_2_state = (win_ctrl & 0x1000) >> 12;
3651 w2_3_state = (win_ctrl & 0x10000) >> 16;
3652 vir_info = lcdc_readl(lcdc_dev, WIN2_VIR0_1);
3653 w2_0_vir_y = vir_info & m_WIN2_VIR_STRIDE0;
3654 w2_1_vir_y = (vir_info & m_WIN2_VIR_STRIDE1) >> 16;
3655 vir_info = lcdc_readl(lcdc_dev, WIN2_VIR2_3);
3656 w2_2_vir_y = vir_info & m_WIN2_VIR_STRIDE2;
3657 w2_3_vir_y = (vir_info & m_WIN2_VIR_STRIDE3) >> 16;
3659 fmt_id = (win_ctrl & m_WIN2_DATA_FMT0) >> 1;
3660 rk3368_lcdc_format_to_string(fmt_id, format_w2_0);
3661 fmt_id = (win_ctrl & m_WIN2_DATA_FMT1) >> 1;
3662 rk3368_lcdc_format_to_string(fmt_id, format_w2_1);
3663 fmt_id = (win_ctrl & m_WIN2_DATA_FMT2) >> 1;
3664 rk3368_lcdc_format_to_string(fmt_id, format_w2_2);
3665 fmt_id = (win_ctrl & m_WIN2_DATA_FMT3) >> 1;
3666 rk3368_lcdc_format_to_string(fmt_id, format_w2_3);
3668 dsp_info = lcdc_readl(lcdc_dev, WIN2_DSP_INFO0);
3669 dsp_st = lcdc_readl(lcdc_dev, WIN2_DSP_ST0);
3670 w2_0_dsp_x = (dsp_info & m_WIN2_DSP_WIDTH0) + 1;
3671 w2_0_dsp_y = ((dsp_info & m_WIN2_DSP_HEIGHT0) >> 16) + 1;
3673 w2_0_st_x = dsp_st & m_WIN2_DSP_XST0;
3674 w2_0_st_y = (dsp_st & m_WIN2_DSP_YST0) >> 16;
3676 dsp_info = lcdc_readl(lcdc_dev, WIN2_DSP_INFO1);
3677 dsp_st = lcdc_readl(lcdc_dev, WIN2_DSP_ST1);
3678 w2_1_dsp_x = (dsp_info & m_WIN2_DSP_WIDTH1) + 1;
3679 w2_1_dsp_y = ((dsp_info & m_WIN2_DSP_HEIGHT1) >> 16) + 1;
3681 w2_1_st_x = dsp_st & m_WIN2_DSP_XST1;
3682 w2_1_st_y = (dsp_st & m_WIN2_DSP_YST1) >> 16;
3684 dsp_info = lcdc_readl(lcdc_dev, WIN2_DSP_INFO2);
3685 dsp_st = lcdc_readl(lcdc_dev, WIN2_DSP_ST2);
3686 w2_2_dsp_x = (dsp_info & m_WIN2_DSP_WIDTH2) + 1;
3687 w2_2_dsp_y = ((dsp_info & m_WIN2_DSP_HEIGHT2) >> 16) + 1;
3689 w2_2_st_x = dsp_st & m_WIN2_DSP_XST2;
3690 w2_2_st_y = (dsp_st & m_WIN2_DSP_YST2) >> 16;
3692 dsp_info = lcdc_readl(lcdc_dev, WIN2_DSP_INFO3);
3693 dsp_st = lcdc_readl(lcdc_dev, WIN2_DSP_ST3);
3694 w2_3_dsp_x = (dsp_info & m_WIN2_DSP_WIDTH3) + 1;
3695 w2_3_dsp_y = ((dsp_info & m_WIN2_DSP_HEIGHT3) >> 16) + 1;
3697 w2_3_st_x = dsp_st & m_WIN2_DSP_XST3;
3698 w2_3_st_y = (dsp_st & m_WIN2_DSP_YST3) >> 16;
3702 win_ctrl = lcdc_readl(lcdc_dev, WIN3_CTRL0);
3703 w3_state = win_ctrl & m_WIN3_EN;
3704 w3_0_state = (win_ctrl & m_WIN3_MST0_EN) >> 4;
3705 w3_1_state = (win_ctrl & m_WIN3_MST1_EN) >> 8;
3706 w3_2_state = (win_ctrl & m_WIN3_MST2_EN) >> 12;
3707 w3_3_state = (win_ctrl & m_WIN3_MST3_EN) >> 16;
3708 vir_info = lcdc_readl(lcdc_dev, WIN3_VIR0_1);
3709 w3_0_vir_y = vir_info & m_WIN3_VIR_STRIDE0;
3710 w3_1_vir_y = (vir_info & m_WIN3_VIR_STRIDE1) >> 16;
3711 vir_info = lcdc_readl(lcdc_dev, WIN3_VIR2_3);
3712 w3_2_vir_y = vir_info & m_WIN3_VIR_STRIDE2;
3713 w3_3_vir_y = (vir_info & m_WIN3_VIR_STRIDE3) >> 16;
3714 fmt_id = (win_ctrl & m_WIN3_DATA_FMT0) >> 1;
3715 rk3368_lcdc_format_to_string(fmt_id, format_w3_0);
3716 fmt_id = (win_ctrl & m_WIN3_DATA_FMT1) >> 1;
3717 rk3368_lcdc_format_to_string(fmt_id, format_w3_1);
3718 fmt_id = (win_ctrl & m_WIN3_DATA_FMT2) >> 1;
3719 rk3368_lcdc_format_to_string(fmt_id, format_w3_2);
3720 fmt_id = (win_ctrl & m_WIN3_DATA_FMT3) >> 1;
3721 rk3368_lcdc_format_to_string(fmt_id, format_w3_3);
3722 dsp_info = lcdc_readl(lcdc_dev, WIN3_DSP_INFO0);
3723 dsp_st = lcdc_readl(lcdc_dev, WIN3_DSP_ST0);
3724 w3_0_dsp_x = (dsp_info & m_WIN3_DSP_WIDTH0) + 1;
3725 w3_0_dsp_y = ((dsp_info & m_WIN3_DSP_HEIGHT0) >> 16) + 1;
3727 w3_0_st_x = dsp_st & m_WIN3_DSP_XST0;
3728 w3_0_st_y = (dsp_st & m_WIN3_DSP_YST0) >> 16;
3731 dsp_info = lcdc_readl(lcdc_dev, WIN3_DSP_INFO1);
3732 dsp_st = lcdc_readl(lcdc_dev, WIN3_DSP_ST1);
3733 w3_1_dsp_x = (dsp_info & m_WIN3_DSP_WIDTH1) + 1;
3734 w3_1_dsp_y = ((dsp_info & m_WIN3_DSP_HEIGHT1) >> 16) + 1;
3736 w3_1_st_x = dsp_st & m_WIN3_DSP_XST1;
3737 w3_1_st_y = (dsp_st & m_WIN3_DSP_YST1) >> 16;
3740 dsp_info = lcdc_readl(lcdc_dev, WIN3_DSP_INFO2);
3741 dsp_st = lcdc_readl(lcdc_dev, WIN3_DSP_ST2);
3742 w3_2_dsp_x = (dsp_info & m_WIN3_DSP_WIDTH2) + 1;
3743 w3_2_dsp_y = ((dsp_info & m_WIN3_DSP_HEIGHT2) >> 16) + 1;
3745 w3_2_st_x = dsp_st & m_WIN3_DSP_XST2;
3746 w3_2_st_y = (dsp_st & m_WIN3_DSP_YST2) >> 16;
3749 dsp_info = lcdc_readl(lcdc_dev, WIN3_DSP_INFO3);
3750 dsp_st = lcdc_readl(lcdc_dev, WIN3_DSP_ST3);
3751 w3_3_dsp_x = (dsp_info & m_WIN3_DSP_WIDTH3) + 1;
3752 w3_3_dsp_y = ((dsp_info & m_WIN3_DSP_HEIGHT3) >> 16) + 1;
3754 w3_3_st_x = dsp_st & m_WIN3_DSP_XST3;
3755 w3_3_st_y = (dsp_st & m_WIN3_DSP_YST3) >> 16;
3759 spin_unlock(&lcdc_dev->reg_lock);
3762 spin_unlock(&lcdc_dev->reg_lock);
3763 size += snprintf(dsp_buf, 80,
3764 "z-order:\n win[%d]\n win[%d]\n win[%d]\n win[%d]\n",
3765 layer3_sel, layer2_sel, layer1_sel, layer0_sel);
3766 strcat(buf, dsp_buf);
3767 memset(dsp_buf, 0, sizeof(dsp_buf));
3769 size += snprintf(dsp_buf, 80,
3770 "win0:\n state:%d, fmt:%7s\n y_vir:%4d, uv_vir:%4d,",
3771 w0_state, format_w0, w0_vir_y, w0_vir_uv);
3772 strcat(buf, dsp_buf);
3773 memset(dsp_buf, 0, sizeof(dsp_buf));
3775 size += snprintf(dsp_buf, 80,
3776 " x_act :%5d, y_act :%5d, dsp_x :%5d, dsp_y :%5d\n",
3777 w0_act_x, w0_act_y, w0_dsp_x, w0_dsp_y);
3778 strcat(buf, dsp_buf);
3779 memset(dsp_buf, 0, sizeof(dsp_buf));
3781 size += snprintf(dsp_buf, 80,
3782 " x_st :%4d, y_st :%4d, y_h_fac:%5d, y_v_fac:%5d, ",
3783 w0_st_x-h_pw_bp, w0_st_y-v_pw_bp, w0_y_h_fac, w0_y_v_fac);
3784 strcat(buf, dsp_buf);
3785 memset(dsp_buf, 0, sizeof(dsp_buf));
3787 size += snprintf(dsp_buf, 80,
3788 "uv_h_fac:%5d, uv_v_fac:%5d\n y_addr:0x%08x, uv_addr:0x%08x\n",
3789 w0_uv_h_fac, w0_uv_v_fac, lcdc_readl(lcdc_dev, WIN0_YRGB_MST),
3790 lcdc_readl(lcdc_dev, WIN0_CBR_MST));
3791 strcat(buf, dsp_buf);
3792 memset(dsp_buf, 0, sizeof(dsp_buf));
3795 size += snprintf(dsp_buf, 80,
3796 "win1:\n state:%d, fmt:%7s\n y_vir:%4d, uv_vir:%4d,",
3797 w1_state, format_w1, w1_vir_y, w1_vir_uv);
3798 strcat(buf, dsp_buf);
3799 memset(dsp_buf, 0, sizeof(dsp_buf));
3801 size += snprintf(dsp_buf, 80,
3802 " x_act :%5d, y_act :%5d, dsp_x :%5d, dsp_y :%5d\n",
3803 w1_act_x, w1_act_y, w1_dsp_x, w1_dsp_y);
3804 strcat(buf, dsp_buf);
3805 memset(dsp_buf, 0, sizeof(dsp_buf));
3807 size += snprintf(dsp_buf, 80,
3808 " x_st :%4d, y_st :%4d, y_h_fac:%5d, y_v_fac:%5d, ",
3809 w1_st_x-h_pw_bp, w1_st_y-v_pw_bp, w1_y_h_fac, w1_y_v_fac);
3810 strcat(buf, dsp_buf);
3811 memset(dsp_buf, 0, sizeof(dsp_buf));
3813 size += snprintf(dsp_buf, 80,
3814 "uv_h_fac:%5d, uv_v_fac:%5d\n y_addr:0x%08x, uv_addr:0x%08x\n",
3815 w1_uv_h_fac, w1_uv_v_fac, lcdc_readl(lcdc_dev, WIN1_YRGB_MST),
3816 lcdc_readl(lcdc_dev, WIN1_CBR_MST));
3817 strcat(buf, dsp_buf);
3818 memset(dsp_buf, 0, sizeof(dsp_buf));
3821 size += snprintf(dsp_buf, 80,
3822 "win2:\n state:%d\n",
3824 strcat(buf, dsp_buf);
3825 memset(dsp_buf, 0, sizeof(dsp_buf));
3827 size += snprintf(dsp_buf, 80,
3828 " area0: state:%d, fmt:%7s, dsp_x:%4d, dsp_y:%4d,",
3829 w2_0_state, format_w2_0, w2_0_dsp_x, w2_0_dsp_y);
3830 strcat(buf, dsp_buf);
3831 memset(dsp_buf, 0, sizeof(dsp_buf));
3832 size += snprintf(dsp_buf, 80,
3833 " x_st:%4d, y_st:%4d, y_addr:0x%08x\n",
3834 w2_0_st_x - h_pw_bp, w2_0_st_y - v_pw_bp,
3835 lcdc_readl(lcdc_dev, WIN2_MST0));
3836 strcat(buf, dsp_buf);
3837 memset(dsp_buf, 0, sizeof(dsp_buf));
3840 size += snprintf(dsp_buf, 80,
3841 " area1: state:%d, fmt:%7s, dsp_x:%4d, dsp_y:%4d,",
3842 w2_1_state, format_w2_1, w2_1_dsp_x, w2_1_dsp_y);
3843 strcat(buf, dsp_buf);
3844 memset(dsp_buf, 0, sizeof(dsp_buf));
3845 size += snprintf(dsp_buf, 80,
3846 " x_st:%4d, y_st:%4d, y_addr:0x%08x\n",
3847 w2_1_st_x - h_pw_bp, w2_1_st_y - v_pw_bp,
3848 lcdc_readl(lcdc_dev, WIN2_MST1));
3849 strcat(buf, dsp_buf);
3850 memset(dsp_buf, 0, sizeof(dsp_buf));
3853 size += snprintf(dsp_buf, 80,
3854 " area2: state:%d, fmt:%7s, dsp_x:%4d, dsp_y:%4d,",
3855 w2_2_state, format_w2_2, w2_2_dsp_x, w2_2_dsp_y);
3856 strcat(buf, dsp_buf);
3857 memset(dsp_buf, 0, sizeof(dsp_buf));
3858 size += snprintf(dsp_buf, 80,
3859 " x_st:%4d, y_st:%4d, y_addr:0x%08x\n",
3860 w2_2_st_x - h_pw_bp, w2_2_st_y - v_pw_bp,
3861 lcdc_readl(lcdc_dev, WIN2_MST2));
3862 strcat(buf, dsp_buf);
3863 memset(dsp_buf, 0, sizeof(dsp_buf));
3866 size += snprintf(dsp_buf, 80,
3867 " area3: state:%d, fmt:%7s, dsp_x:%4d, dsp_y:%4d,",
3868 w2_3_state, format_w2_3, w2_3_dsp_x, w2_3_dsp_y);
3869 strcat(buf, dsp_buf);
3870 memset(dsp_buf, 0, sizeof(dsp_buf));
3871 size += snprintf(dsp_buf, 80,
3872 " x_st:%4d, y_st:%4d, y_addr:0x%08x\n",
3873 w2_3_st_x - h_pw_bp, w2_3_st_y - v_pw_bp,
3874 lcdc_readl(lcdc_dev, WIN2_MST3));
3875 strcat(buf, dsp_buf);
3876 memset(dsp_buf, 0, sizeof(dsp_buf));
3879 size += snprintf(dsp_buf, 80,
3880 "win3:\n state:%d\n",
3882 strcat(buf, dsp_buf);
3883 memset(dsp_buf, 0, sizeof(dsp_buf));
3885 size += snprintf(dsp_buf, 80,
3886 " area0: state:%d, fmt:%7s, dsp_x:%4d, dsp_y:%4d,",
3887 w3_0_state, format_w3_0, w3_0_dsp_x, w3_0_dsp_y);
3888 strcat(buf, dsp_buf);
3889 memset(dsp_buf, 0, sizeof(dsp_buf));
3890 size += snprintf(dsp_buf, 80,
3891 " x_st:%4d, y_st:%4d, y_addr:0x%08x\n",
3892 w3_0_st_x - h_pw_bp, w3_0_st_y - v_pw_bp,
3893 lcdc_readl(lcdc_dev, WIN3_MST0));
3894 strcat(buf, dsp_buf);
3895 memset(dsp_buf, 0, sizeof(dsp_buf));
3898 size += snprintf(dsp_buf, 80,
3899 " area1: state:%d, fmt:%7s, dsp_x:%4d, dsp_y:%4d,",
3900 w3_1_state, format_w3_1, w3_1_dsp_x, w3_1_dsp_y);
3901 strcat(buf, dsp_buf);
3902 memset(dsp_buf, 0, sizeof(dsp_buf));
3903 size += snprintf(dsp_buf, 80,
3904 " x_st:%4d, y_st:%4d, y_addr:0x%08x\n",
3905 w3_1_st_x - h_pw_bp, w3_1_st_y - v_pw_bp,
3906 lcdc_readl(lcdc_dev, WIN3_MST1));
3907 strcat(buf, dsp_buf);
3908 memset(dsp_buf, 0, sizeof(dsp_buf));
3911 size += snprintf(dsp_buf, 80,
3912 " area2: state:%d, fmt:%7s, dsp_x:%4d, dsp_y:%4d,",
3913 w3_2_state, format_w3_2, w3_2_dsp_x, w3_2_dsp_y);
3914 strcat(buf, dsp_buf);
3915 memset(dsp_buf, 0, sizeof(dsp_buf));
3916 size += snprintf(dsp_buf, 80,
3917 " x_st:%4d, y_st:%4d, y_addr:0x%08x\n",
3918 w3_2_st_x - h_pw_bp, w3_2_st_y - v_pw_bp,
3919 lcdc_readl(lcdc_dev, WIN3_MST2));
3920 strcat(buf, dsp_buf);
3921 memset(dsp_buf, 0, sizeof(dsp_buf));
3924 size += snprintf(dsp_buf, 80,
3925 " area3: state:%d, fmt:%7s, dsp_x:%4d, dsp_y:%4d,",
3926 w3_3_state, format_w3_3, w3_3_dsp_x, w3_3_dsp_y);
3927 strcat(buf, dsp_buf);
3928 memset(dsp_buf, 0, sizeof(dsp_buf));
3929 size += snprintf(dsp_buf, 80,
3930 " x_st:%4d, y_st:%4d, y_addr:0x%08x\n",
3931 w3_3_st_x - h_pw_bp, w3_3_st_y - v_pw_bp,
3932 lcdc_readl(lcdc_dev, WIN3_MST3));
3933 strcat(buf, dsp_buf);
3934 memset(dsp_buf, 0, sizeof(dsp_buf));
3939 static int rk3368_lcdc_fps_mgr(struct rk_lcdc_driver *dev_drv, int fps,
3942 struct lcdc_device *lcdc_dev =
3943 container_of(dev_drv, struct lcdc_device, driver);
3944 struct rk_screen *screen = dev_drv->cur_screen;
3949 u32 x_total, y_total;
3953 dev_info(dev_drv->dev, "unsupport set fps=0\n");
3956 ft = div_u64(1000000000000llu, fps);
3958 screen->mode.upper_margin + screen->mode.lower_margin +
3959 screen->mode.yres + screen->mode.vsync_len;
3961 screen->mode.left_margin + screen->mode.right_margin +
3962 screen->mode.xres + screen->mode.hsync_len;
3963 dev_drv->pixclock = div_u64(ft, x_total * y_total);
3964 dotclk = div_u64(1000000000000llu, dev_drv->pixclock);
3965 ret = clk_set_rate(lcdc_dev->dclk, dotclk);
3968 pixclock = div_u64(1000000000000llu, clk_get_rate(lcdc_dev->dclk));
3969 lcdc_dev->pixclock = pixclock;
3970 dev_drv->pixclock = lcdc_dev->pixclock;
3971 fps = rk_fb_calc_fps(screen, pixclock);
3972 screen->ft = 1000 / fps; /*one frame time in ms */
3975 dev_info(dev_drv->dev, "%s:dclk:%lu,fps:%d\n", __func__,
3976 clk_get_rate(lcdc_dev->dclk), fps);
3981 static int rk3368_fb_win_remap(struct rk_lcdc_driver *dev_drv, u16 order)
3983 mutex_lock(&dev_drv->fb_win_id_mutex);
3984 if (order == FB_DEFAULT_ORDER)
3985 order = FB0_WIN0_FB1_WIN1_FB2_WIN2_FB3_WIN3_FB4_HWC;
3986 dev_drv->fb4_win_id = order / 10000;
3987 dev_drv->fb3_win_id = (order / 1000) % 10;
3988 dev_drv->fb2_win_id = (order / 100) % 10;
3989 dev_drv->fb1_win_id = (order / 10) % 10;
3990 dev_drv->fb0_win_id = order % 10;
3991 mutex_unlock(&dev_drv->fb_win_id_mutex);
3996 static int rk3368_lcdc_get_win_id(struct rk_lcdc_driver *dev_drv,
4001 mutex_lock(&dev_drv->fb_win_id_mutex);
4002 if (!strcmp(id, "fb0") || !strcmp(id, "fb5"))
4003 win_id = dev_drv->fb0_win_id;
4004 else if (!strcmp(id, "fb1") || !strcmp(id, "fb6"))
4005 win_id = dev_drv->fb1_win_id;
4006 else if (!strcmp(id, "fb2") || !strcmp(id, "fb7"))
4007 win_id = dev_drv->fb2_win_id;
4008 else if (!strcmp(id, "fb3") || !strcmp(id, "fb8"))
4009 win_id = dev_drv->fb3_win_id;
4010 else if (!strcmp(id, "fb4") || !strcmp(id, "fb9"))
4011 win_id = dev_drv->fb4_win_id;
4012 mutex_unlock(&dev_drv->fb_win_id_mutex);
4017 static int rk3368_lcdc_config_done(struct rk_lcdc_driver *dev_drv)
4019 struct lcdc_device *lcdc_dev =
4020 container_of(dev_drv, struct lcdc_device, driver);
4022 unsigned int mask, val;
4023 struct rk_lcdc_win *win = NULL;
4024 u32 line_scane_num, dsp_vs_st_f1;
4026 if (lcdc_dev->driver.cur_screen->mode.vmode == FB_VMODE_INTERLACED) {
4027 dsp_vs_st_f1 = lcdc_readl(lcdc_dev, DSP_VS_ST_END_F1) >> 16;
4028 for (i = 0; i < 1000; i++) {
4030 lcdc_readl(lcdc_dev, SCAN_LINE_NUM) & 0x1fff;
4031 if (line_scane_num > dsp_vs_st_f1 + 1)
4038 spin_lock(&lcdc_dev->reg_lock);
4039 lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_STANDBY_EN,
4040 v_STANDBY_EN(lcdc_dev->standby));
4041 for (i = 0; i < 4; i++) {
4042 win = dev_drv->win[i];
4043 if ((win->state == 0) && (win->last_state == 1)) {
4046 /*lcdc_writel(lcdc_dev,WIN0_CTRL1,0x0);
4047 for rk3288 to fix hw bug? */
4050 lcdc_msk_reg(lcdc_dev, WIN0_CTRL0, mask, val);
4053 /*lcdc_writel(lcdc_dev,WIN1_CTRL1,0x0);
4054 for rk3288 to fix hw bug? */
4057 lcdc_msk_reg(lcdc_dev, WIN1_CTRL0, mask, val);
4060 mask = m_WIN2_EN | m_WIN2_MST0_EN |
4062 m_WIN2_MST2_EN | m_WIN2_MST3_EN;
4063 val = v_WIN2_EN(0) | v_WIN2_MST0_EN(0) |
4065 v_WIN2_MST2_EN(0) | v_WIN2_MST3_EN(0);
4066 lcdc_msk_reg(lcdc_dev, WIN2_CTRL0, mask, val);
4069 mask = m_WIN3_EN | m_WIN3_MST0_EN |
4071 m_WIN3_MST2_EN | m_WIN3_MST3_EN;
4072 val = v_WIN3_EN(0) | v_WIN3_MST0_EN(0) |
4074 v_WIN3_MST2_EN(0) | v_WIN3_MST3_EN(0);
4075 lcdc_msk_reg(lcdc_dev, WIN3_CTRL0, mask, val);
4080 lcdc_msk_reg(lcdc_dev, HWC_CTRL0, mask, val);
4086 win->last_state = win->state;
4088 lcdc_cfg_done(lcdc_dev);
4089 spin_unlock(&lcdc_dev->reg_lock);
4093 static int rk3368_lcdc_dpi_open(struct rk_lcdc_driver *dev_drv, bool open)
4095 struct lcdc_device *lcdc_dev =
4096 container_of(dev_drv, struct lcdc_device, driver);
4097 spin_lock(&lcdc_dev->reg_lock);
4098 lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_DIRECT_PATH_EN,
4099 v_DIRECT_PATH_EN(open));
4100 lcdc_cfg_done(lcdc_dev);
4101 spin_unlock(&lcdc_dev->reg_lock);
4105 static int rk3368_lcdc_dpi_win_sel(struct rk_lcdc_driver *dev_drv, int win_id)
4107 struct lcdc_device *lcdc_dev = container_of(dev_drv,
4108 struct lcdc_device, driver);
4109 spin_lock(&lcdc_dev->reg_lock);
4110 lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_DIRECT_PATCH_SEL,
4111 v_DIRECT_PATCH_SEL(win_id));
4112 lcdc_cfg_done(lcdc_dev);
4113 spin_unlock(&lcdc_dev->reg_lock);
4117 static int rk3368_lcdc_dpi_status(struct rk_lcdc_driver *dev_drv)
4119 struct lcdc_device *lcdc_dev =
4120 container_of(dev_drv, struct lcdc_device, driver);
4123 spin_lock(&lcdc_dev->reg_lock);
4124 ovl = lcdc_read_bit(lcdc_dev, SYS_CTRL, m_DIRECT_PATH_EN);
4125 spin_unlock(&lcdc_dev->reg_lock);
4129 static int rk3368_lcdc_set_irq_to_cpu(struct rk_lcdc_driver *dev_drv,
4132 struct lcdc_device *lcdc_dev =
4133 container_of(dev_drv, struct lcdc_device, driver);
4135 enable_irq(lcdc_dev->irq);
4137 disable_irq(lcdc_dev->irq);
4141 int rk3368_lcdc_poll_vblank(struct rk_lcdc_driver *dev_drv)
4143 struct lcdc_device *lcdc_dev =
4144 container_of(dev_drv, struct lcdc_device, driver);
4148 if (lcdc_dev->clk_on && (!dev_drv->suspend_flag)) {
4149 int_reg = lcdc_readl(lcdc_dev, INTR_STATUS);
4150 if (int_reg & m_LINE_FLAG0_INTR_STS) {
4151 lcdc_dev->driver.frame_time.last_framedone_t =
4152 lcdc_dev->driver.frame_time.framedone_t;
4153 lcdc_dev->driver.frame_time.framedone_t = cpu_clock(0);
4154 lcdc_msk_reg(lcdc_dev, INTR_CLEAR,
4155 m_LINE_FLAG0_INTR_CLR,
4156 v_LINE_FLAG0_INTR_CLR(1));
4157 ret = RK_LF_STATUS_FC;
4159 ret = RK_LF_STATUS_FR;
4162 ret = RK_LF_STATUS_NC;
4168 static int rk3368_lcdc_get_dsp_addr(struct rk_lcdc_driver *dev_drv,
4169 unsigned int dsp_addr[][4])
4171 struct lcdc_device *lcdc_dev =
4172 container_of(dev_drv, struct lcdc_device, driver);
4173 spin_lock(&lcdc_dev->reg_lock);
4174 if (lcdc_dev->clk_on) {
4175 dsp_addr[0][0] = lcdc_readl(lcdc_dev, WIN0_YRGB_MST);
4176 dsp_addr[1][0] = lcdc_readl(lcdc_dev, WIN1_YRGB_MST);
4177 dsp_addr[2][0] = lcdc_readl(lcdc_dev, WIN2_MST0);
4178 dsp_addr[2][1] = lcdc_readl(lcdc_dev, WIN2_MST1);
4179 dsp_addr[2][2] = lcdc_readl(lcdc_dev, WIN2_MST2);
4180 dsp_addr[2][3] = lcdc_readl(lcdc_dev, WIN2_MST3);
4181 dsp_addr[3][0] = lcdc_readl(lcdc_dev, WIN3_MST0);
4182 dsp_addr[3][1] = lcdc_readl(lcdc_dev, WIN3_MST1);
4183 dsp_addr[3][2] = lcdc_readl(lcdc_dev, WIN3_MST2);
4184 dsp_addr[3][3] = lcdc_readl(lcdc_dev, WIN3_MST3);
4186 spin_unlock(&lcdc_dev->reg_lock);
4189 static u32 pwm_period_hpr, pwm_duty_lpr;
4190 static u32 cabc_status = 0;
4192 int rk3368_lcdc_update_pwm(int bl_pwm_period, int bl_pwm_duty)
4194 pwm_period_hpr = bl_pwm_period;
4195 pwm_duty_lpr = bl_pwm_duty;
4196 /*pr_info("bl_pwm_period_hpr = 0x%x, bl_pwm_duty_lpr = 0x%x\n",
4197 bl_pwm_period, bl_pwm_duty);*/
4201 int rk3368_lcdc_cabc_status(void)
4206 static int rk3368_lcdc_set_dsp_cabc(struct rk_lcdc_driver *dev_drv,
4207 int mode, int calc, int up,
4208 int down, int global)
4210 struct lcdc_device *lcdc_dev =
4211 container_of(dev_drv, struct lcdc_device, driver);
4212 struct rk_screen *screen = dev_drv->cur_screen;
4213 u32 total_pixel, calc_pixel, stage_up, stage_down;
4214 u32 pixel_num, global_su;
4215 u32 stage_up_rec, stage_down_rec, global_su_rec, gamma_global_su_rec;
4216 u32 mask = 0, val = 0, cabc_en = 0;
4217 int *cabc_lut = NULL;
4219 if (!screen->cabc_lut) {
4220 pr_err("screen cabc lut not config, so not open cabc\n");
4223 cabc_lut = screen->cabc_lut;
4226 if (!screen->cabc_gamma_base) {
4227 pr_err("screen cabc_gamma_base no config, so not open cabc\n");
4230 dev_drv->cabc_mode = mode;
4231 cabc_en = (mode > 0) ? 1 : 0;
4232 rk3368_lcdc_get_backlight_device(dev_drv);
4234 spin_lock(&lcdc_dev->reg_lock);
4235 if (lcdc_dev->clk_on) {
4236 lcdc_msk_reg(lcdc_dev, CABC_CTRL0,
4237 m_CABC_EN, v_CABC_EN(0));
4238 lcdc_cfg_done(lcdc_dev);
4240 pr_info("mode = 0, close cabc\n");
4241 rk_pwm_set(pwm_period_hpr, pwm_duty_lpr);
4243 spin_unlock(&lcdc_dev->reg_lock);
4246 if (cabc_status == 0) { /*get from pwm*/
4247 rk_pwm_get(&pwm_period_hpr, &pwm_duty_lpr);
4248 pr_info("pwm_period_hpr=0x%x, pwm_duty_lpr=0x%x\n",
4249 pwm_period_hpr, pwm_duty_lpr);
4252 total_pixel = screen->mode.xres * screen->mode.yres;
4253 pixel_num = 1000 - calc;
4254 calc_pixel = (total_pixel * pixel_num) / 1000;
4258 pr_info("enable cabc:mode=%d, calc=%d, up=%d, down=%d, global=%d\n",
4259 mode, calc, stage_up, stage_down, global_su);
4261 stage_up_rec = 256 * 256 / stage_up;
4262 stage_down_rec = 256 * 256 / stage_down;
4263 global_su_rec = (256 * 256 / global_su);
4264 gamma_global_su_rec = cabc_lut[global_su_rec];
4266 spin_lock(&lcdc_dev->reg_lock);
4267 if (lcdc_dev->clk_on) {
4268 mask = m_CABC_CALC_PIXEL_NUM | m_CABC_EN;
4269 val = v_CABC_CALC_PIXEL_NUM(calc_pixel) |
4271 lcdc_msk_reg(lcdc_dev, CABC_CTRL0, mask, val);
4273 mask = m_CABC_TOTAL_PIXEL_NUM | m_CABC_LUT_EN;
4274 val = v_CABC_TOTAL_PIXEL_NUM(total_pixel) | v_CABC_LUT_EN(1);
4275 lcdc_msk_reg(lcdc_dev, CABC_CTRL1, mask, val);
4277 mask = m_CABC_STAGE_UP | m_CABC_STAGE_UP_REC |
4278 m_CABC_GLOBAL_SU_LIMIT_EN | m_CABC_GLOBAL_SU_REC;
4279 val = v_CABC_STAGE_UP(stage_up) |
4280 v_CABC_STAGE_UP_REC(stage_up_rec) |
4281 v_CABC_GLOBAL_SU_LIMIT_EN(1) |
4282 v_CABC_GLOBAL_SU_REC(gamma_global_su_rec);
4283 lcdc_msk_reg(lcdc_dev, CABC_CTRL2, mask, val);
4285 mask = m_CABC_STAGE_DOWN | m_CABC_STAGE_DOWN_REC |
4287 val = v_CABC_STAGE_DOWN(stage_down) |
4288 v_CABC_STAGE_DOWN_REC(stage_down_rec) |
4289 v_CABC_GLOBAL_SU(global_su);
4290 lcdc_msk_reg(lcdc_dev, CABC_CTRL3, mask, val);
4291 lcdc_cfg_done(lcdc_dev);
4294 spin_unlock(&lcdc_dev->reg_lock);
4301 sin_hue = sin(a)*256 +0x100;
4302 cos_hue = cos(a)*256;
4304 sin_hue = sin(a)*256;
4305 cos_hue = cos(a)*256;
4307 static int rk3368_lcdc_get_bcsh_hue(struct rk_lcdc_driver *dev_drv,
4310 struct lcdc_device *lcdc_dev =
4311 container_of(dev_drv, struct lcdc_device, driver);
4314 spin_lock(&lcdc_dev->reg_lock);
4315 if (lcdc_dev->clk_on) {
4316 val = lcdc_readl(lcdc_dev, BCSH_H);
4319 val &= m_BCSH_SIN_HUE;
4322 val &= m_BCSH_COS_HUE;
4329 spin_unlock(&lcdc_dev->reg_lock);
4334 static int rk3368_lcdc_set_bcsh_hue(struct rk_lcdc_driver *dev_drv,
4335 int sin_hue, int cos_hue)
4337 struct lcdc_device *lcdc_dev =
4338 container_of(dev_drv, struct lcdc_device, driver);
4341 spin_lock(&lcdc_dev->reg_lock);
4342 if (lcdc_dev->clk_on) {
4343 mask = m_BCSH_SIN_HUE | m_BCSH_COS_HUE;
4344 val = v_BCSH_SIN_HUE(sin_hue) | v_BCSH_COS_HUE(cos_hue);
4345 lcdc_msk_reg(lcdc_dev, BCSH_H, mask, val);
4346 lcdc_cfg_done(lcdc_dev);
4348 spin_unlock(&lcdc_dev->reg_lock);
4353 static int rk3368_lcdc_set_bcsh_bcs(struct rk_lcdc_driver *dev_drv,
4354 bcsh_bcs_mode mode, int value)
4356 struct lcdc_device *lcdc_dev =
4357 container_of(dev_drv, struct lcdc_device, driver);
4360 spin_lock(&lcdc_dev->reg_lock);
4361 if (lcdc_dev->clk_on) {
4364 /*from 0 to 255,typical is 128 */
4367 else if (value >= 0x80)
4368 value = value - 0x80;
4369 mask = m_BCSH_BRIGHTNESS;
4370 val = v_BCSH_BRIGHTNESS(value);
4373 /*from 0 to 510,typical is 256 */
4374 mask = m_BCSH_CONTRAST;
4375 val = v_BCSH_CONTRAST(value);
4378 /*from 0 to 1015,typical is 256 */
4379 mask = m_BCSH_SAT_CON;
4380 val = v_BCSH_SAT_CON(value);
4385 lcdc_msk_reg(lcdc_dev, BCSH_BCS, mask, val);
4386 lcdc_cfg_done(lcdc_dev);
4388 spin_unlock(&lcdc_dev->reg_lock);
4392 static int rk3368_lcdc_get_bcsh_bcs(struct rk_lcdc_driver *dev_drv,
4395 struct lcdc_device *lcdc_dev =
4396 container_of(dev_drv, struct lcdc_device, driver);
4399 spin_lock(&lcdc_dev->reg_lock);
4400 if (lcdc_dev->clk_on) {
4401 val = lcdc_readl(lcdc_dev, BCSH_BCS);
4404 val &= m_BCSH_BRIGHTNESS;
4411 val &= m_BCSH_CONTRAST;
4415 val &= m_BCSH_SAT_CON;
4422 spin_unlock(&lcdc_dev->reg_lock);
4426 static int rk3368_lcdc_open_bcsh(struct rk_lcdc_driver *dev_drv, bool open)
4428 struct lcdc_device *lcdc_dev =
4429 container_of(dev_drv, struct lcdc_device, driver);
4432 spin_lock(&lcdc_dev->reg_lock);
4433 if (lcdc_dev->clk_on) {
4435 lcdc_writel(lcdc_dev, BCSH_COLOR_BAR, 0x1);
4436 lcdc_writel(lcdc_dev, BCSH_BCS, 0xd0010000);
4437 lcdc_writel(lcdc_dev, BCSH_H, 0x01000000);
4438 dev_drv->bcsh.enable = 1;
4442 lcdc_msk_reg(lcdc_dev, BCSH_COLOR_BAR, mask, val);
4443 dev_drv->bcsh.enable = 0;
4445 rk3368_lcdc_bcsh_path_sel(dev_drv);
4446 lcdc_cfg_done(lcdc_dev);
4448 spin_unlock(&lcdc_dev->reg_lock);
4452 static int rk3368_lcdc_set_bcsh(struct rk_lcdc_driver *dev_drv, bool enable)
4454 if (!enable || !dev_drv->bcsh.enable) {
4455 rk3368_lcdc_open_bcsh(dev_drv, false);
4459 if (dev_drv->bcsh.brightness <= 255 ||
4460 dev_drv->bcsh.contrast <= 510 ||
4461 dev_drv->bcsh.sat_con <= 1015 ||
4462 (dev_drv->bcsh.sin_hue <= 511 && dev_drv->bcsh.cos_hue <= 511)) {
4463 rk3368_lcdc_open_bcsh(dev_drv, true);
4464 if (dev_drv->bcsh.brightness <= 255)
4465 rk3368_lcdc_set_bcsh_bcs(dev_drv, BRIGHTNESS,
4466 dev_drv->bcsh.brightness);
4467 if (dev_drv->bcsh.contrast <= 510)
4468 rk3368_lcdc_set_bcsh_bcs(dev_drv, CONTRAST,
4469 dev_drv->bcsh.contrast);
4470 if (dev_drv->bcsh.sat_con <= 1015)
4471 rk3368_lcdc_set_bcsh_bcs(dev_drv, SAT_CON,
4472 dev_drv->bcsh.sat_con);
4473 if (dev_drv->bcsh.sin_hue <= 511 &&
4474 dev_drv->bcsh.cos_hue <= 511)
4475 rk3368_lcdc_set_bcsh_hue(dev_drv,
4476 dev_drv->bcsh.sin_hue,
4477 dev_drv->bcsh.cos_hue);
4482 static int __maybe_unused
4483 rk3368_lcdc_dsp_black(struct rk_lcdc_driver *dev_drv, int enable)
4485 struct lcdc_device *lcdc_dev =
4486 container_of(dev_drv, struct lcdc_device, driver);
4489 spin_lock(&lcdc_dev->reg_lock);
4490 if (likely(lcdc_dev->clk_on)) {
4491 lcdc_msk_reg(lcdc_dev, DSP_CTRL0, m_DSP_BLACK_EN,
4493 lcdc_cfg_done(lcdc_dev);
4495 spin_unlock(&lcdc_dev->reg_lock);
4497 spin_lock(&lcdc_dev->reg_lock);
4498 if (likely(lcdc_dev->clk_on)) {
4499 lcdc_msk_reg(lcdc_dev, DSP_CTRL0, m_DSP_BLACK_EN,
4502 lcdc_cfg_done(lcdc_dev);
4504 spin_unlock(&lcdc_dev->reg_lock);
4511 static int rk3368_lcdc_wait_frame_start(struct rk_lcdc_driver *dev_drv,
4514 u32 line_scane_num, vsync_end, vact_end;
4517 struct lcdc_device *lcdc_dev =
4518 container_of(dev_drv, struct lcdc_device, driver);
4520 if (unlikely(!lcdc_dev->clk_on)) {
4521 pr_info("%s,clk_on = %d\n", __func__, lcdc_dev->clk_on);
4525 interlace_mode = lcdc_read_bit(lcdc_dev, DSP_CTRL0,
4527 if (interlace_mode) {
4528 vsync_end = lcdc_readl(lcdc_dev, DSP_VS_ST_END_F1) &
4530 vact_end = lcdc_readl(lcdc_dev, DSP_VACT_ST_END_F1) &
4533 vsync_end = lcdc_readl(lcdc_dev, DSP_VTOTAL_VS_END) &
4535 vact_end = lcdc_readl(lcdc_dev, DSP_VACT_ST_END) &
4539 line_scane_num = lcdc_readl(lcdc_dev, SCAN_LINE_NUM) &
4541 if ((line_scane_num > vsync_end) &&
4542 (line_scane_num <= vact_end - 100))
4546 } else if (1 == enable) {
4547 line_scane_num = lcdc_readl(lcdc_dev, SCAN_LINE_NUM) & 0x1fff;
4548 return line_scane_num;
4554 static int rk3368_lcdc_backlight_close(struct rk_lcdc_driver *dev_drv,
4557 struct lcdc_device *lcdc_dev =
4558 container_of(dev_drv, struct lcdc_device, driver);
4560 if (unlikely(!lcdc_dev->clk_on)) {
4561 pr_info("%s,clk_on = %d\n", __func__, lcdc_dev->clk_on);
4564 rk3368_lcdc_get_backlight_device(dev_drv);
4567 /* close the backlight */
4568 if (lcdc_dev->backlight) {
4569 lcdc_dev->backlight->props.power = FB_BLANK_POWERDOWN;
4570 backlight_update_status(lcdc_dev->backlight);
4572 if (dev_drv->trsm_ops && dev_drv->trsm_ops->disable)
4573 dev_drv->trsm_ops->disable();
4575 if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
4576 dev_drv->trsm_ops->enable();
4578 /* open the backlight */
4579 if (lcdc_dev->backlight) {
4580 lcdc_dev->backlight->props.power = FB_BLANK_UNBLANK;
4581 backlight_update_status(lcdc_dev->backlight);
4588 static int rk3368_lcdc_set_overscan(struct rk_lcdc_driver *dev_drv,
4589 struct overscan *overscan)
4591 struct lcdc_device *lcdc_dev =
4592 container_of(dev_drv, struct lcdc_device, driver);
4594 if (unlikely(!lcdc_dev->clk_on)) {
4595 pr_info("%s,clk_on = %d\n", __func__, lcdc_dev->clk_on);
4598 rk3368_lcdc_post_cfg(dev_drv);
4603 static int rk3368_lcdc_extern_func(struct rk_lcdc_driver *dev_drv,
4606 struct lcdc_device *lcdc_dev =
4607 container_of(dev_drv, struct lcdc_device, driver);
4610 if (unlikely(!lcdc_dev->clk_on)) {
4611 pr_info("%s,clk_on = %d\n", __func__, lcdc_dev->clk_on);
4616 case GET_PAGE_FAULT:
4617 val = lcdc_readl(lcdc_dev, MMU_INT_RAWSTAT);
4618 if ((val & 0x1) == 1) {
4619 if ((val & 0x2) == 1)
4620 pr_info("val = 0x%x, vop iommu bus error\n", val);
4625 case CLR_PAGE_FAULT:
4626 lcdc_writel(lcdc_dev, MMU_INT_CLEAR, 0x3);
4628 case UNMASK_PAGE_FAULT:
4629 lcdc_writel(lcdc_dev, MMU_INT_MASK, 0x2);
4638 static struct rk_lcdc_drv_ops lcdc_drv_ops = {
4639 .open = rk3368_lcdc_open,
4640 .win_direct_en = rk3368_lcdc_win_direct_en,
4641 .load_screen = rk3368_load_screen,
4642 .get_dspbuf_info = rk3368_get_dspbuf_info,
4643 .post_dspbuf = rk3368_post_dspbuf,
4644 .set_par = rk3368_lcdc_set_par,
4645 .pan_display = rk3368_lcdc_pan_display,
4646 .direct_set_addr = rk3368_lcdc_direct_set_win_addr,
4647 /*.lcdc_reg_update = rk3368_lcdc_reg_update,*/
4648 .blank = rk3368_lcdc_blank,
4649 .ioctl = rk3368_lcdc_ioctl,
4650 .suspend = rk3368_lcdc_early_suspend,
4651 .resume = rk3368_lcdc_early_resume,
4652 .get_win_state = rk3368_lcdc_get_win_state,
4653 .area_support_num = rk3368_lcdc_get_area_num,
4654 .ovl_mgr = rk3368_lcdc_ovl_mgr,
4655 .get_disp_info = rk3368_lcdc_get_disp_info,
4656 .fps_mgr = rk3368_lcdc_fps_mgr,
4657 .fb_get_win_id = rk3368_lcdc_get_win_id,
4658 .fb_win_remap = rk3368_fb_win_remap,
4659 .set_dsp_lut = rk3368_lcdc_set_lut,
4660 .set_cabc_lut = rk3368_set_cabc_lut,
4661 .poll_vblank = rk3368_lcdc_poll_vblank,
4662 .dpi_open = rk3368_lcdc_dpi_open,
4663 .dpi_win_sel = rk3368_lcdc_dpi_win_sel,
4664 .dpi_status = rk3368_lcdc_dpi_status,
4665 .get_dsp_addr = rk3368_lcdc_get_dsp_addr,
4666 .set_dsp_cabc = rk3368_lcdc_set_dsp_cabc,
4667 .set_dsp_bcsh_hue = rk3368_lcdc_set_bcsh_hue,
4668 .set_dsp_bcsh_bcs = rk3368_lcdc_set_bcsh_bcs,
4669 .get_dsp_bcsh_hue = rk3368_lcdc_get_bcsh_hue,
4670 .get_dsp_bcsh_bcs = rk3368_lcdc_get_bcsh_bcs,
4671 .open_bcsh = rk3368_lcdc_open_bcsh,
4672 .dump_reg = rk3368_lcdc_reg_dump,
4673 .cfg_done = rk3368_lcdc_config_done,
4674 .set_irq_to_cpu = rk3368_lcdc_set_irq_to_cpu,
4675 /*.dsp_black = rk3368_lcdc_dsp_black,*/
4676 .backlight_close = rk3368_lcdc_backlight_close,
4677 .mmu_en = rk3368_lcdc_mmu_en,
4678 .set_overscan = rk3368_lcdc_set_overscan,
4679 .extern_func = rk3368_lcdc_extern_func,
4680 .wait_frame_start = rk3368_lcdc_wait_frame_start,
4683 #ifdef LCDC_IRQ_EMPTY_DEBUG
4684 static int rk3368_lcdc_parse_irq(struct lcdc_device *lcdc_dev,
4685 unsigned int intr_status)
4687 if (intr_status & m_WIN0_EMPTY_INTR_STS) {
4688 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_WIN0_EMPTY_INTR_CLR,
4689 v_WIN0_EMPTY_INTR_CLR(1));
4690 dev_warn(lcdc_dev->dev, "win0 empty irq!");
4691 } else if (intr_status & m_WIN1_EMPTY_INTR_STS) {
4692 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_WIN1_EMPTY_INTR_CLR,
4693 v_WIN1_EMPTY_INTR_CLR(1));
4694 dev_warn(lcdc_dev->dev, "win1 empty irq!");
4695 } else if (intr_status & m_WIN2_EMPTY_INTR_STS) {
4696 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_WIN2_EMPTY_INTR_CLR,
4697 v_WIN2_EMPTY_INTR_CLR(1));
4698 dev_warn(lcdc_dev->dev, "win2 empty irq!");
4699 } else if (intr_status & m_WIN3_EMPTY_INTR_STS) {
4700 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_WIN3_EMPTY_INTR_CLR,
4701 v_WIN3_EMPTY_INTR_CLR(1));
4702 dev_warn(lcdc_dev->dev, "win3 empty irq!");
4703 } else if (intr_status & m_HWC_EMPTY_INTR_STS) {
4704 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_HWC_EMPTY_INTR_CLR,
4705 v_HWC_EMPTY_INTR_CLR(1));
4706 dev_warn(lcdc_dev->dev, "HWC empty irq!");
4707 } else if (intr_status & m_POST_BUF_EMPTY_INTR_STS) {
4708 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_POST_BUF_EMPTY_INTR_CLR,
4709 v_POST_BUF_EMPTY_INTR_CLR(1));
4710 dev_warn(lcdc_dev->dev, "post buf empty irq!");
4711 } else if (intr_status & m_PWM_GEN_INTR_STS) {
4712 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_PWM_GEN_INTR_CLR,
4713 v_PWM_GEN_INTR_CLR(1));
4714 dev_warn(lcdc_dev->dev, "PWM gen irq!");
4720 static irqreturn_t rk3368_lcdc_isr(int irq, void *dev_id)
4722 struct lcdc_device *lcdc_dev = (struct lcdc_device *)dev_id;
4723 ktime_t timestamp = ktime_get();
4725 u32 scale_global_limit, scale_global_limit_reg;
4726 u32 cabc_pwm_lut_value;
4728 int *cabc_gamma_base = NULL;
4729 u32 line_scane_num, dsp_vs_st_f1;
4730 struct rk_screen *screen = lcdc_dev->driver.cur_screen;
4732 intr_status = lcdc_readl(lcdc_dev, INTR_STATUS);
4734 if (intr_status & m_FS_INTR_STS) {
4735 timestamp = ktime_get();
4736 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_FS_INTR_CLR,
4738 line_scane_num = lcdc_readl(lcdc_dev, SCAN_LINE_NUM) & 0x1fff;
4739 dsp_vs_st_f1 = lcdc_readl(lcdc_dev, DSP_VS_ST_END_F1) >> 16;
4740 /*if(lcdc_dev->driver.wait_fs){ */
4742 spin_lock(&(lcdc_dev->driver.cpl_lock));
4743 complete(&(lcdc_dev->driver.frame_done));
4744 spin_unlock(&(lcdc_dev->driver.cpl_lock));
4746 #ifdef CONFIG_DRM_ROCKCHIP
4747 lcdc_dev->driver.irq_call_back(&lcdc_dev->driver);
4749 lcdc_dev->driver.vsync_info.timestamp = timestamp;
4750 wake_up_interruptible_all(&lcdc_dev->driver.vsync_info.wait);
4751 if ((screen->mode.vmode == FB_VMODE_NONINTERLACED) ||
4752 (line_scane_num >= dsp_vs_st_f1)) {
4753 lcdc_dev->driver.vsync_info.timestamp = timestamp;
4754 wake_up_interruptible_all(
4755 &lcdc_dev->driver.vsync_info.wait);
4757 } else if (intr_status & m_LINE_FLAG0_INTR_STS) {
4758 lcdc_dev->driver.frame_time.last_framedone_t =
4759 lcdc_dev->driver.frame_time.framedone_t;
4760 lcdc_dev->driver.frame_time.framedone_t = cpu_clock(0);
4761 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_LINE_FLAG0_INTR_CLR,
4762 v_LINE_FLAG0_INTR_CLR(1));
4764 if (cabc_status == 1) {
4766 lcdc_dev->driver.cur_screen->cabc_gamma_base;
4767 scale_global_limit = lcdc_readl(lcdc_dev, CABC_DEBUG2);
4768 scale_global_limit_reg = scale_global_limit;
4769 scale_global_limit >>= 16;
4770 scale_global_limit &= 0xff;
4772 if (lcdc_dev->driver.cabc_pwm_pol == 1) {/*negative*/
4773 pwm_plus = pwm_period_hpr - pwm_duty_lpr;
4774 cabc_pwm_lut_value =
4776 ((cabc_gamma_base[scale_global_limit] * pwm_plus) >> 16);
4777 } else {/*positive*/
4778 pwm_plus = pwm_duty_lpr;
4779 cabc_pwm_lut_value =
4780 cabc_gamma_base[scale_global_limit] *
4783 rk_pwm_set(pwm_period_hpr, cabc_pwm_lut_value);
4785 } else if (intr_status & m_LINE_FLAG1_INTR_STS) {
4787 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_LINE_FLAG1_INTR_CLR,
4788 v_LINE_FLAG1_INTR_CLR(1));
4789 } else if (intr_status & m_FS_NEW_INTR_STS) {
4790 /*new frame start */
4791 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_FS_NEW_INTR_CLR,
4792 v_FS_NEW_INTR_CLR(1));
4793 } else if (intr_status & m_BUS_ERROR_INTR_STS) {
4794 lcdc_msk_reg(lcdc_dev, INTR_CLEAR, m_BUS_ERROR_INTR_CLR,
4795 v_BUS_ERROR_INTR_CLR(1));
4796 dev_warn(lcdc_dev->dev, "bus error!");
4799 /* for win empty debug */
4800 #ifdef LCDC_IRQ_EMPTY_DEBUG
4801 rk3368_lcdc_parse_irq(lcdc_dev, intr_status);
4806 #if defined(CONFIG_PM)
4807 static int rk3368_lcdc_suspend(struct platform_device *pdev, pm_message_t state)
4812 static int rk3368_lcdc_resume(struct platform_device *pdev)
4817 #define rk3368_lcdc_suspend NULL
4818 #define rk3368_lcdc_resume NULL
4821 static int rk3368_lcdc_parse_dt(struct lcdc_device *lcdc_dev)
4823 struct device_node *np = lcdc_dev->dev->of_node;
4824 struct rk_lcdc_driver *dev_drv = &lcdc_dev->driver;
4827 if (of_property_read_u32(np, "rockchip,prop", &val))
4828 lcdc_dev->prop = PRMRY; /*default set it as primary */
4830 lcdc_dev->prop = val;
4832 if (of_property_read_u32(np, "rockchip,mirror", &val))
4833 dev_drv->rotate_mode = NO_MIRROR;
4835 dev_drv->rotate_mode = val;
4837 if (of_property_read_u32(np, "rockchip,cabc_mode", &val))
4838 dev_drv->cabc_mode = 0; /* default set close cabc */
4840 dev_drv->cabc_mode = val;
4842 if (of_property_read_u32(np, "rockchip,pwr18", &val))
4843 /*default set it as 3.xv power supply */
4844 lcdc_dev->pwr18 = false;
4846 lcdc_dev->pwr18 = (val ? true : false);
4848 if (of_property_read_u32(np, "rockchip,fb-win-map", &val))
4849 dev_drv->fb_win_map = FB_DEFAULT_ORDER;
4851 dev_drv->fb_win_map = val;
4853 if (of_property_read_u32(np, "rockchip,bcsh-en", &val))
4854 dev_drv->bcsh.enable = false;
4856 dev_drv->bcsh.enable = (val ? true : false);
4858 if (of_property_read_u32(np, "rockchip,brightness", &val))
4859 dev_drv->bcsh.brightness = 0xffff;
4861 dev_drv->bcsh.brightness = val;
4863 if (of_property_read_u32(np, "rockchip,contrast", &val))
4864 dev_drv->bcsh.contrast = 0xffff;
4866 dev_drv->bcsh.contrast = val;
4868 if (of_property_read_u32(np, "rockchip,sat-con", &val))
4869 dev_drv->bcsh.sat_con = 0xffff;
4871 dev_drv->bcsh.sat_con = val;
4873 if (of_property_read_u32(np, "rockchip,hue", &val)) {
4874 dev_drv->bcsh.sin_hue = 0xffff;
4875 dev_drv->bcsh.cos_hue = 0xffff;
4877 dev_drv->bcsh.sin_hue = val & 0xff;
4878 dev_drv->bcsh.cos_hue = (val >> 8) & 0xff;
4881 #if defined(CONFIG_ROCKCHIP_IOMMU)
4882 if (of_property_read_u32(np, "rockchip,iommu-enabled", &val))
4883 dev_drv->iommu_enabled = 0;
4885 dev_drv->iommu_enabled = val;
4887 dev_drv->iommu_enabled = 0;
4892 static int rk3368_lcdc_probe(struct platform_device *pdev)
4894 struct lcdc_device *lcdc_dev = NULL;
4895 struct rk_lcdc_driver *dev_drv;
4896 struct device *dev = &pdev->dev;
4897 struct resource *res;
4898 struct device_node *np = pdev->dev.of_node;
4902 /*if the primary lcdc has not registered ,the extend
4903 lcdc register later */
4904 of_property_read_u32(np, "rockchip,prop", &prop);
4905 if (prop == EXTEND) {
4906 if (!is_prmry_rk_lcdc_registered())
4907 return -EPROBE_DEFER;
4909 lcdc_dev = devm_kzalloc(dev, sizeof(struct lcdc_device), GFP_KERNEL);
4911 dev_err(&pdev->dev, "rk3368 lcdc device kmalloc fail!");
4914 platform_set_drvdata(pdev, lcdc_dev);
4915 lcdc_dev->dev = dev;
4916 rk3368_lcdc_parse_dt(lcdc_dev);
4917 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
4918 lcdc_dev->reg_phy_base = res->start;
4919 lcdc_dev->len = resource_size(res);
4920 lcdc_dev->regs = devm_ioremap_resource(dev, res);
4921 if (IS_ERR(lcdc_dev->regs))
4922 return PTR_ERR(lcdc_dev->regs);
4924 dev_info(dev, "lcdc_dev->regs=0x%lx\n", (long)lcdc_dev->regs);
4926 lcdc_dev->regsbak = devm_kzalloc(dev, lcdc_dev->len, GFP_KERNEL);
4927 if (IS_ERR(lcdc_dev->regsbak))
4928 return PTR_ERR(lcdc_dev->regsbak);
4929 lcdc_dev->dsp_lut_addr_base = (lcdc_dev->regs + GAMMA_LUT_ADDR);
4930 lcdc_dev->cabc_lut_addr_base = (lcdc_dev->regs + CABC_GAMMA_LUT_ADDR);
4931 lcdc_dev->grf_base =
4932 syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
4933 if (IS_ERR(lcdc_dev->grf_base)) {
4934 dev_err(&pdev->dev, "can't find lcdc grf property\n");
4935 return PTR_ERR(lcdc_dev->grf_base);
4937 lcdc_dev->pmugrf_base =
4938 syscon_regmap_lookup_by_phandle(np, "rockchip,pmugrf");
4939 if (IS_ERR(lcdc_dev->pmugrf_base)) {
4940 dev_err(&pdev->dev, "can't find lcdc pmu grf property\n");
4941 return PTR_ERR(lcdc_dev->pmugrf_base);
4944 lcdc_dev->cru_base =
4945 syscon_regmap_lookup_by_phandle(np, "rockchip,cru");
4946 if (IS_ERR(lcdc_dev->cru_base)) {
4947 dev_err(&pdev->dev, "can't find lcdc cru_base property\n");
4948 return PTR_ERR(lcdc_dev->cru_base);
4952 dev_set_name(lcdc_dev->dev, "lcdc%d", lcdc_dev->id);
4953 dev_drv = &lcdc_dev->driver;
4955 dev_drv->prop = prop;
4956 dev_drv->id = lcdc_dev->id;
4957 dev_drv->ops = &lcdc_drv_ops;
4958 dev_drv->lcdc_win_num = ARRAY_SIZE(lcdc_win);
4959 dev_drv->reserved_fb = 1;/*only need reserved 1 buffer*/
4960 spin_lock_init(&lcdc_dev->reg_lock);
4962 lcdc_dev->irq = platform_get_irq(pdev, 0);
4963 if (lcdc_dev->irq < 0) {
4964 dev_err(&pdev->dev, "cannot find IRQ for lcdc%d\n",
4969 ret = devm_request_irq(dev, lcdc_dev->irq, rk3368_lcdc_isr,
4970 IRQF_DISABLED | IRQF_SHARED,
4971 dev_name(dev), lcdc_dev);
4973 dev_err(&pdev->dev, "cannot requeset irq %d - err %d\n",
4974 lcdc_dev->irq, ret);
4978 if (dev_drv->iommu_enabled) {
4979 if (lcdc_dev->id == 0) {
4980 strcpy(dev_drv->mmu_dts_name,
4981 VOPB_IOMMU_COMPATIBLE_NAME);
4983 strcpy(dev_drv->mmu_dts_name,
4984 VOPL_IOMMU_COMPATIBLE_NAME);
4988 ret = rk_fb_register(dev_drv, lcdc_win, lcdc_dev->id);
4990 dev_err(dev, "register fb for lcdc%d failed!\n", lcdc_dev->id);
4993 lcdc_dev->screen = dev_drv->screen0;
4994 dev_info(dev, "lcdc%d probe ok, iommu %s\n",
4995 lcdc_dev->id, dev_drv->iommu_enabled ? "enabled" : "disabled");
5000 static int rk3368_lcdc_remove(struct platform_device *pdev)
5005 static void rk3368_lcdc_shutdown(struct platform_device *pdev)
5007 struct lcdc_device *lcdc_dev = platform_get_drvdata(pdev);
5008 struct rk_lcdc_driver *dev_drv = &lcdc_dev->driver;
5010 dev_drv->suspend_flag = 1;
5012 flush_kthread_worker(&dev_drv->update_regs_worker);
5013 kthread_stop(dev_drv->update_regs_thread);
5014 rk3368_lcdc_deint(lcdc_dev);
5015 /*if (dev_drv->trsm_ops && dev_drv->trsm_ops->disable)
5016 dev_drv->trsm_ops->disable();*/
5018 rk3368_lcdc_clk_disable(lcdc_dev);
5019 rk_disp_pwr_disable(dev_drv);
5021 rk3368_lcdc_early_suspend(&lcdc_dev->driver);
5022 rk3368_lcdc_deint(lcdc_dev);
5027 #if defined(CONFIG_OF)
5028 static const struct of_device_id rk3368_lcdc_dt_ids[] = {
5029 {.compatible = "rockchip,rk3368-lcdc",},
5034 static struct platform_driver rk3368_lcdc_driver = {
5035 .probe = rk3368_lcdc_probe,
5036 .remove = rk3368_lcdc_remove,
5038 .name = "rk3368-lcdc",
5039 .owner = THIS_MODULE,
5040 .of_match_table = of_match_ptr(rk3368_lcdc_dt_ids),
5042 .suspend = rk3368_lcdc_suspend,
5043 .resume = rk3368_lcdc_resume,
5044 .shutdown = rk3368_lcdc_shutdown,
5047 static int __init rk3368_lcdc_module_init(void)
5049 return platform_driver_register(&rk3368_lcdc_driver);
5052 static void __exit rk3368_lcdc_module_exit(void)
5054 platform_driver_unregister(&rk3368_lcdc_driver);
5057 fs_initcall(rk3368_lcdc_module_init);
5058 module_exit(rk3368_lcdc_module_exit);