Merge branch 'develop-3.10' of ssh://10.10.10.29/rk/kernel into develop-3.10
[firefly-linux-kernel-4.4.55.git] / drivers / video / rockchip / rk_fb.c
index bfc6aec5bb9cb8074ce386592051e79cb883162c..3cbe44505371c9146e71696f49dd419c83ef8653 100755 (executable)
@@ -348,6 +348,7 @@ int rk_fb_video_mode_from_timing(const struct display_timing *dt,
        screen->lvds_format = dt->lvds_format;
        screen->face = dt->face;
        screen->color_mode = dt->color_mode;
+       screen->dsp_lut = dt->dsp_lut;
 
        if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
                screen->pin_dclk = 1;
@@ -993,7 +994,8 @@ static void rga_win_check(struct rk_lcdc_win *dst_win,
 }
 
 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
-                           struct rk_lcdc_win *src_win, u16 orientation)
+                           struct rk_lcdc_win *src_win,
+                           u16 orientation, int iommu_en)
 {
        struct rga_req Rga_Request;
        long ret = 0;
@@ -1073,8 +1075,13 @@ static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
        Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
        Rga_Request.scale_mode = 0;
 #if defined(CONFIG_ROCKCHIP_IOMMU)
-       Rga_Request.mmu_info.mmu_en = 1;        /* TODO Modify for use mmu */
-       Rga_Request.mmu_info.mmu_flag = 1;
+       if (iommu_en) {
+               Rga_Request.mmu_info.mmu_en = 1;
+               Rga_Request.mmu_info.mmu_flag = 1;
+       } else {
+               Rga_Request.mmu_info.mmu_en = 0;
+               Rga_Request.mmu_info.mmu_flag = 0;
+       }
 #else
        Rga_Request.mmu_info.mmu_en = 0;
        Rga_Request.mmu_info.mmu_flag = 0;
@@ -1104,7 +1111,8 @@ static void fb_copy_by_rga(struct fb_info *dst_info, struct fb_info *src_info,
            ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
        dst_win = ext_dev_drv->win[ext_win_id];
 
-       win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode);
+       win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
+                       ext_dev_drv->iommu_enabled);
 }
 
 #endif
@@ -1123,10 +1131,11 @@ static int rk_fb_rotate(struct fb_info *dst_info,
 }
 
 static int rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
-                           struct rk_lcdc_win *src_win, u16 rotate)
+                           struct rk_lcdc_win *src_win,
+                           u16 rotate, int iommu_en)
 {
 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
-       win_copy_by_rga(dst_win, src_win, rotate);
+       win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
 #else
        return -1;
 #endif
@@ -1161,6 +1170,11 @@ static int rk_fb_pan_display(struct fb_var_screeninfo *var,
        u32 stride_32bit_2;
        u16 uv_x_off, uv_y_off, uv_y_act;
        u8 is_pic_yuv = 0;
+#ifdef CONFIG_ROCKCHIP_IOMMU
+       ion_phys_addr_t phy_addr;
+       size_t len = 0;
+       int ret = 0;
+#endif
 
        win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
        if (win_id < 0)
@@ -1273,16 +1287,40 @@ static int rk_fb_pan_display(struct fb_var_screeninfo *var,
 
        dev_drv->ops->pan_display(dev_drv, win_id);
        if (rk_fb->disp_mode == DUAL) {
-               if (extend_win->state && (hdmi_switch_complete)) {
+               if (extend_win->state &&
+                   (hdmi_switch_complete & (1 << extend_win_id))) {
                        extend_win->area[0].y_offset = win->area[0].y_offset;
                        if (extend_dev_drv->rotate_mode > X_Y_MIRROR) {
                                rk_fb_rotate(extend_info, info,
                                                win->area[0].y_offset);
                        } else {
+#ifdef CONFIG_ROCKCHIP_IOMMU
+                               if (extend_dev_drv->iommu_enabled) {
+                                       ret = ion_map_iommu(extend_dev_drv->dev,
+                                                           rk_fb->ion_client,
+                                                           win->area[0].ion_hdl,
+                                                           (unsigned long *)&phy_addr,
+                                                           (unsigned long *)&len);
+                                       if (ret < 0) {
+                                               dev_err(extend_dev_drv->dev, "ion map to get phy addr failed\n");
+                                               ion_free(rk_fb->ion_client, win->area[0].ion_hdl);
+                                               return -ENOMEM;
+                                       }
+                                       extend_win->area[0].smem_start = phy_addr;
+                                       extend_win->area[0].cbr_start =
+                                                       win->area[0].cbr_start;
+                               } else {
+                                       extend_win->area[0].smem_start =
+                                                       win->area[0].smem_start;
+                                       extend_win->area[0].cbr_start =
+                                                       win->area[0].cbr_start;
+                               }
+#else
                                extend_win->area[0].smem_start =
                                                win->area[0].smem_start;
                                extend_win->area[0].cbr_start =
                                                win->area[0].cbr_start;
+#endif
                        }
                        extend_dev_drv->ops->pan_display(extend_dev_drv,
                                                         extend_win_id);
@@ -1393,6 +1431,9 @@ void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
        int i, index_buf;
        struct rk_fb_reg_area_data *area_data;
        struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
+#if defined(CONFIG_ROCKCHIP_IOMMU)
+       struct rk_lcdc_driver *ext_dev_drv = rk_get_extend_lcdc_drv();
+#endif
 
        for (i = 0; i < reg_win_data->area_num; i++) {
                area_data = &reg_win_data->reg_area_data[i];
@@ -1403,6 +1444,12 @@ void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
                                        area_data->ion_handle);
                        freed_addr[freed_index++] = area_data->smem_start;
                }
+               if (rk_fb->disp_mode == DUAL && hdmi_switch_complete == 0xff) {
+                       if (ext_dev_drv->iommu_enabled)
+                               ion_unmap_iommu(ext_dev_drv->dev,
+                                               rk_fb->ion_client,
+                                               area_data->ion_handle);
+               }
 #endif
                if (area_data->ion_handle != NULL) {
                        ion_unmap_kernel(rk_fb->ion_client,
@@ -1452,8 +1499,10 @@ static void rk_fb_update_driver(struct rk_lcdc_driver *dev_drv,
                win->g_alpha_val = reg_win_data->g_alpha_val;
                for (i = 0; i < RK_WIN_MAX_AREA; i++) {
                        if (reg_win_data->reg_area_data[i].smem_start > 0) {
+                               win->area[i].ion_hdl =
+                                       reg_win_data->reg_area_data[i].ion_handle;
                                win->area[i].smem_start =
-                                   reg_win_data->reg_area_data[i].smem_start;
+                                       reg_win_data->reg_area_data[i].smem_start;
                                 if (inf->disp_mode == DUAL) {
                                        win->area[i].xpos =
                                                reg_win_data->reg_area_data[i].xpos;
@@ -1520,10 +1569,14 @@ static int rk_fb_update_hdmi_win(struct rk_lcdc_win *ext_win,
         struct rk_lcdc_win *last_win;
         bool is_yuv = false;
         static u8 fb_index = 0;
-
+#ifdef CONFIG_ROCKCHIP_IOMMU
+       ion_phys_addr_t phy_addr;
+       size_t len = 0;
+       int ret = 0;
+#endif
         if ((rk_fb->disp_mode != DUAL) ||
                 (hdmi_get_hotplug() != HDMI_HPD_ACTIVED) ||
-                (!hdmi_switch_complete)) {
+                (hdmi_switch_complete != 0xff)) {
                 printk(KERN_INFO "%s: hdmi is disconnect!\n", __func__);
                 return -1;
         }
@@ -1602,7 +1655,25 @@ static int rk_fb_update_hdmi_win(struct rk_lcdc_win *ext_win,
                 y_stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
                 ext_win->area[0].y_vir_stride = y_stride >> 2;
        } else {
+#ifdef CONFIG_ROCKCHIP_IOMMU
+               if (ext_dev_drv->iommu_enabled) {
+                       ret = ion_map_iommu(ext_dev_drv->dev,
+                                           rk_fb->ion_client,
+                                           win->area[0].ion_hdl,
+                                           (unsigned long *)&phy_addr,
+                                           (unsigned long *)&len);
+                       if (ret < 0) {
+                               dev_err(ext_dev_drv->dev, "ion map to get phy addr failed\n");
+                               ion_free(rk_fb->ion_client, win->area[0].ion_hdl);
+                               return -ENOMEM;
+                       }
+                       ext_win->area[0].smem_start = phy_addr;
+               } else {
+                       ext_win->area[0].smem_start = win->area[0].smem_start;
+               }
+#else
                ext_win->area[0].smem_start = win->area[0].smem_start;
+#endif
                 ext_win->area[0].y_offset = win->area[0].y_offset;
                 ext_win->area[0].xact = win->area[0].xact;
                 ext_win->area[0].yact = win->area[0].yact;
@@ -1682,7 +1753,17 @@ static int rk_fb_update_hdmi_win(struct rk_lcdc_win *ext_win,
                ext_win->area[0].c_offset = win->area[0].c_offset;
         } else {
                ext_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
+#ifdef CONFIG_ROCKCHIP_IOMMU
+               if (ext_dev_drv->iommu_enabled)
+                       ext_win->area[0].cbr_start =
+                               ext_win->area[0].smem_start +
+                                ext_win->area[0].y_offset +
+                                ext_win->area[0].xvir * ext_win->area[0].yvir;
+               else
+                       ext_win->area[0].cbr_start = win->area[0].cbr_start;
+#else
                ext_win->area[0].cbr_start = win->area[0].cbr_start;
+#endif
                ext_win->area[0].c_offset = win->area[0].c_offset;
         }
 
@@ -1753,7 +1834,7 @@ static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
 
        if ((rk_fb->disp_mode == DUAL)
            && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
-           && hdmi_switch_complete) {
+           && (hdmi_switch_complete == 0xff)) {
                 ext_dev_drv = rk_get_extend_lcdc_drv();
                 if (!ext_dev_drv) {
                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
@@ -1775,7 +1856,8 @@ static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
 
                         if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
                                rk_fb_win_rotate(ext_win, win,
-                                                ext_dev_drv->rotate_mode);
+                                                ext_dev_drv->rotate_mode,
+                                                ext_dev_drv->iommu_enabled);
 
                         ext_dev_drv->ops->set_par(ext_dev_drv, i);
                        ext_dev_drv->ops->pan_display(ext_dev_drv, i);
@@ -2312,6 +2394,7 @@ EXPORT_SYMBOL(rk_get_real_fps);
 #ifdef CONFIG_ROCKCHIP_IOMMU
 #define ION_MAX 10
 static struct ion_handle *ion_hanle[ION_MAX];
+static struct ion_handle *ion_hwc[1];
 #endif
 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
                       unsigned long arg)
@@ -2346,6 +2429,51 @@ static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
        }
 
        switch (cmd) {
+       case RK_FBIOSET_HWC_ADDR:
+       {
+               u32 hwc_phy[1];
+               if (copy_from_user(hwc_phy, argp, 4))
+                       return -EFAULT;
+               if (!dev_drv->iommu_enabled) {
+                       fix->smem_start = hwc_phy[0];
+               } else {
+                       int usr_fd;
+                       struct ion_handle *hdl;
+                       ion_phys_addr_t phy_addr;
+                       size_t len;
+
+                       usr_fd = hwc_phy[0];
+                       if (!usr_fd) {
+                               fix->smem_start = 0;
+                               fix->mmio_start = 0;
+                               break;
+                       }
+
+                       if (ion_hwc[0] != 0) {
+                               ion_free(rk_fb->ion_client, ion_hwc[0]);
+                               ion_hwc[0] = 0;
+                       }
+
+                       hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
+                       if (IS_ERR(hdl)) {
+                               dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
+                                       PTR_ERR(hdl));
+                               return -EFAULT;
+                       }
+
+                       ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
+                                               (unsigned long *)&phy_addr,
+                                               (unsigned long *)&len);
+                       if (ret < 0) {
+                               dev_err(info->dev, "ion map to get hwc phy addr failed");
+                               ion_free(rk_fb->ion_client, hdl);
+                               return -ENOMEM;
+                       }
+                       fix->smem_start = phy_addr;
+                       ion_hwc[0] = hdl;
+               }
+               break;
+       }
        case RK_FBIOSET_YUV_ADDR:
                {
                        u32 yuv_phy[2];
@@ -2373,12 +2501,20 @@ static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
                                        break;
                                }
 
+                               if (ion_hanle[ION_MAX - 1] != 0) {
+                                       /*ion_unmap_kernel(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
+                                       /*ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
+                                       ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
+                                       ion_hanle[ION_MAX - 1] = 0;
+                               }
+
                                hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
                                if (IS_ERR(hdl)) {
                                        dev_err(info->dev, "failed to get ion handle:%ld\n",
                                                PTR_ERR(hdl));
                                        return -EFAULT;
                                }
+
                                ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
                                                        (unsigned long *)&phy_addr,
                                                        (unsigned long *)&len);
@@ -2389,13 +2525,10 @@ static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
                                }
                                fix->smem_start = phy_addr;
                                fix->mmio_start = phy_addr + offset;
+                               fix->smem_len = len;
+                               /*info->screen_base = ion_map_kernel(rk_fb->ion_client, hdl);*/
 
-                               if (ion_hanle[ION_MAX - 1] != 0) {
-                                       ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
-                                       ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
-                               }
                                ion_hanle[0] = hdl;
-
                                for (tmp = ION_MAX - 1; tmp > 0; tmp--)
                                        ion_hanle[tmp] = ion_hanle[tmp - 1];
                                ion_hanle[0] = 0;
@@ -2725,7 +2858,6 @@ static int rk_fb_set_par(struct fb_info *info)
        struct rk_lcdc_win *extend_win = NULL;
        struct rk_lcdc_win *win = NULL;
        struct rk_screen *screen = dev_drv->cur_screen;
-       struct rk_screen screen_primary;
        int win_id = 0;
        u32 cblen = 0, crlen = 0;
        u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
@@ -2764,6 +2896,10 @@ static int rk_fb_set_par(struct fb_info *info)
        if (var->grayscale >> 8) {
                xsize = (var->grayscale >> 8) & 0xfff;
                ysize = (var->grayscale >> 20) & 0xfff;
+               if (xsize > screen->mode.xres)
+                       xsize = screen->mode.xres;
+               if (ysize > screen->mode.yres)
+                       ysize = screen->mode.yres;
        } else {                /*ohterwise  full  screen display */
                xsize = screen->mode.xres;
                ysize = screen->mode.yres;
@@ -2861,14 +2997,13 @@ static int rk_fb_set_par(struct fb_info *info)
                }
        }
 
-       rk_fb_get_prmry_screen(&screen_primary);
        win->format = fb_data_fmt;
        win->area[0].y_vir_stride = stride >> 2;
        win->area[0].uv_vir_stride = uv_stride >> 2;
-       win->area[0].xpos = xpos*screen->mode.xres/screen_primary.mode.xres;
-       win->area[0].ypos = ypos*screen->mode.yres/screen_primary.mode.yres;
-       win->area[0].xsize = screen->mode.xres*xsize/screen_primary.mode.xres;
-       win->area[0].ysize = screen->mode.yres*ysize/screen_primary.mode.yres;
+       win->area[0].xpos = xpos;
+       win->area[0].ypos = ypos;
+       win->area[0].xsize = xsize;
+       win->area[0].ysize = ysize;
        win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
        win->area[0].yact = var->yres;
        win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
@@ -2881,7 +3016,7 @@ static int rk_fb_set_par(struct fb_info *info)
        win->g_alpha_val = 0;
 
        if (rk_fb->disp_mode == DUAL) {
-               if (extend_win->state && (hdmi_switch_complete)) {
+               if (extend_win->state && (hdmi_switch_complete == 0xff)) {
                        if (info != extend_info) {
                                if (win->area[0].xact < win->area[0].yact) {
                                        extend_win->area[0].xact =
@@ -3199,8 +3334,12 @@ int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
                printk(KERN_ERR "%s driver not found!", name);
                return -ENODEV;
        }
-       printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
-               dev_drv->id);
+       if (screen->type == SCREEN_HDMI)
+               printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
+                               dev_drv->id);
+        else if (screen->type == SCREEN_TVOUT)
+               printk("cvbs %s lcdc%d\n", enable ? "connect to" : "remove from",
+                               dev_drv->id);
 
        if (enable == 2 /*&& dev_drv->enable*/)
                return 0;
@@ -3223,8 +3362,9 @@ int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
                        dev_drv->ops->load_screen(dev_drv, 1);
                        if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
                                dev_drv->trsm_ops->enable();
-               } else {
-                       /* disable the layer which attached to this device */
+               } else if (rk_fb->num_lcdc > 1) {
+                       /* If there is more than one lcdc device, we disable
+                          the layer which attached to this device */
                        for (i = 0; i < dev_drv->lcdc_win_num; i++) {
                                if (dev_drv->win[i] && dev_drv->win[i]->state)
                                        dev_drv->ops->open(dev_drv, i, 0);
@@ -3260,19 +3400,25 @@ int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
                                }
                        }
                        if (dev_drv->win[win_id]->logicalstate) {
-                               dev_drv->ops->open(dev_drv, win_id, 1);
+                               if (!dev_drv->win[win_id]->state)
+                                       dev_drv->ops->open(dev_drv, win_id, 1);
                                if (!load_screen) {
                                        dev_drv->ops->load_screen(dev_drv, 1);
                                        load_screen = 1;
                                }
                                info->var.activate |= FB_ACTIVATE_FORCE;
                                info->fbops->fb_set_par(info);
-                               info->fbops->fb_pan_display(&info->var, info);
+                               hdmi_switch_complete |= (1 << win_id);
+                               if (rk_fb->disp_mode == DUAL)
+                                       pmy_info->fbops->fb_pan_display(&pmy_info->var,
+                                                                       pmy_info);
+                               else
+                                       info->fbops->fb_pan_display(&info->var, info);
                        }
                }
        }
 
-       hdmi_switch_complete = 1;
+       hdmi_switch_complete = 0xff;
        if (rk_fb->disp_mode == ONE_DUAL) {
                if (dev_drv->ops->set_screen_scaler)
                        dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
@@ -3325,7 +3471,7 @@ int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
        screen_x = dev_drv->cur_screen->mode.xres;
        screen_y = dev_drv->cur_screen->mode.yres;
 
-       if (inf->disp_mode != DUAL) {
+       if (inf->disp_mode != DUAL && dev_drv->screen1) {
                dev_drv->cur_screen->xpos =
                    (screen_x - screen_x * scale_x / 100) >> 1;
                dev_drv->cur_screen->ypos =
@@ -3569,7 +3715,7 @@ static int init_lcdc_device_driver(struct rk_fb *rk_fb,
        init_completion(&dev_drv->frame_done);
        spin_lock_init(&dev_drv->cpl_lock);
        mutex_init(&dev_drv->fb_win_id_mutex);
-       dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
+       dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
        dev_drv->first_frame = 1;
        dev_drv->overscan.left = 100;
        dev_drv->overscan.top = 100;
@@ -3580,9 +3726,12 @@ static int init_lcdc_device_driver(struct rk_fb *rk_fb,
                if (dev_drv->ops->set_dsp_cabc)
                        dev_drv->ops->set_dsp_cabc(dev_drv, dev_drv->cabc_mode);
                rk_fb_set_prmry_screen(screen);
+               rk_fb_get_prmry_screen(screen);
        }
-       rk_fb_get_prmry_screen(screen);
        dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
+       if (dev_drv->prop != PRMRY)
+               rk_fb_get_prmry_screen(screen);
+       dev_drv->output_color = screen->color_mode;
 
        return 0;
 }
@@ -3741,22 +3890,15 @@ int rk_fb_register(struct rk_lcdc_driver *dev_drv,
        if (dev_drv->prop == PRMRY) {
                struct fb_info *main_fbi = rk_fb->fb[0];
                main_fbi->fbops->fb_open(main_fbi, 1);
-/*
+
 #if defined(CONFIG_ROCKCHIP_IOMMU)
                if (dev_drv->iommu_enabled) {
-                       mmu_dev =
-                           rk_fb_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
-                       if (mmu_dev) {
-                               rk_fb_platform_set_sysmmu(mmu_dev, dev_drv->dev);
+                       if (dev_drv->mmu_dev)
                                rockchip_iovmm_set_fault_handler(dev_drv->dev,
-                                                                 rk_fb_sysmmu_fault_handler);
-                               rockchip_iovmm_activate(dev_drv->dev);
-                       } else
-                               dev_err(dev_drv->dev,
-                                       "failed to get rockchip iommu device\n");
+                                               rk_fb_sysmmu_fault_handler);
                }
 #endif
-*/
+
                rk_fb_alloc_buffer(main_fbi, 0);        /* only alloc memory for main fb */
                if (support_uboot_display()) {
                        if (dev_drv->iommu_enabled) {