text: /*
   * Copyright (c) 2019 Jan Van Winkel <jan.van_winkel@dxplore.eu>
   *
   * SPDX-License-Identifier: Apache-2.0
   */
  
  #include <zephyr.h>
  #include <lvgl.h>
  #include "lvgl_display.h"
  
  void lvgl_flush_cb_16bit(struct _disp_drv_t *disp_drv,
  		const lv_area_t *area, lv_color_t *color_p)
  {
  	const struct device *display_dev = (const struct device *)disp_drv->user_data;
  	uint16_t w = area->x2 - area->x1 + 1;
  	uint16_t h = area->y2 - area->y1 + 1;
  	struct display_buffer_descriptor desc;
  
  	desc.buf_size = w * 2U * h;
  	desc.width = w;
  	desc.pitch = w;
  	desc.height = h;
  	display_write(display_dev, area->x1, area->y1, &desc, (void *) color_p);
  
  	lv_disp_flush_ready(disp_drv);
  }
  
  #ifndef CONFIG_LVGL_COLOR_DEPTH_16
  void lvgl_set_px_cb_16bit(struct _disp_drv_t *disp_drv,
  		uint8_t *buf, lv_coord_t buf_w, lv_coord_t x, lv_coord_t y,
  		lv_color_t color, lv_opa_t opa)
  {
  	uint16_t *buf_xy = (uint16_t *)(buf + x * 2U + y * 2U * buf_w);
  	*buf_xy = lv_color_to16(color);
  }
  #endif
  