text: /**
    ******************************************************************************
    * @file    stm32f4xx_ll_dma2d.c
    * @author  MCD Application Team
    * @brief   DMA2D LL module driver.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
    *
    * Redistribution and use in source and binary forms, with or without modification,
    * are permitted provided that the following conditions are met:
    *   1. Redistributions of source code must retain the above copyright notice,
    *      this list of conditions and the following disclaimer.
    *   2. Redistributions in binary form must reproduce the above copyright notice,
    *      this list of conditions and the following disclaimer in the documentation
    *      and/or other materials provided with the distribution.
    *   3. Neither the name of STMicroelectronics nor the names of its contributors
    *      may be used to endorse or promote products derived from this software
    *      without specific prior written permission.
    *
    * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
    * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
    * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
    * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    *
    ******************************************************************************
    */
  #if defined(USE_FULL_LL_DRIVER)
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm32f4xx_ll_dma2d.h"
  #include "stm32f4xx_ll_bus.h"
  #ifdef  USE_FULL_ASSERT
  #include "stm32_assert.h"
  #else
  #define assert_param(expr) ((void)0U)
  #endif
  
  /** @addtogroup STM32F4xx_LL_Driver
    * @{
    */
  
  #if defined (DMA2D)
  
  /** @addtogroup DMA2D_LL
    * @{
    */
  
  /* Private types -------------------------------------------------------------*/
  /* Private variables ---------------------------------------------------------*/
  /* Private constants ---------------------------------------------------------*/
  /** @addtogroup DMA2D_LL_Private_Constants DMA2D Private Constants
    * @{
    */
  #define LL_DMA2D_COLOR            0xFFU                                      /*!< Maximum output color setting                   */
  #define LL_DMA2D_NUMBEROFLINES    DMA2D_NLR_NL                               /*!< Maximum number of lines                        */
  #define LL_DMA2D_NUMBEROFPIXELS   (DMA2D_NLR_PL >> DMA2D_NLR_PL_Pos)         /*!< Maximum number of pixels per lines             */
  #define LL_DMA2D_OFFSET_MAX       0x3FFFU                                    /*!< Maximum output line offset expressed in pixels */
  #define LL_DMA2D_CLUTSIZE_MAX     0xFFU                                      /*!< Maximum CLUT size                              */
  /**
    * @}
    */
  /* Private macros ------------------------------------------------------------*/
  /** @addtogroup DMA2D_LL_Private_Macros
    * @{
    */
  #define IS_LL_DMA2D_MODE(MODE)          (((MODE) == LL_DMA2D_MODE_M2M)       || \
                                           ((MODE) == LL_DMA2D_MODE_M2M_PFC)   || \
                                           ((MODE) == LL_DMA2D_MODE_M2M_BLEND) || \
                                           ((MODE) == LL_DMA2D_MODE_R2M))
  
  #define IS_LL_DMA2D_OCMODE(MODE_ARGB)   (((MODE_ARGB) == LL_DMA2D_OUTPUT_MODE_ARGB8888) || \
                                           ((MODE_ARGB) == LL_DMA2D_OUTPUT_MODE_RGB888)   || \
                                           ((MODE_ARGB) == LL_DMA2D_OUTPUT_MODE_RGB565)   || \
                                           ((MODE_ARGB) == LL_DMA2D_OUTPUT_MODE_ARGB1555) || \
                                           ((MODE_ARGB) == LL_DMA2D_OUTPUT_MODE_ARGB4444))
  
  #define IS_LL_DMA2D_GREEN(GREEN)        ((GREEN) <= LL_DMA2D_COLOR)
  #define IS_LL_DMA2D_RED(RED)            ((RED)   <= LL_DMA2D_COLOR)
  #define IS_LL_DMA2D_BLUE(BLUE)          ((BLUE)  <= LL_DMA2D_COLOR)
  #define IS_LL_DMA2D_ALPHA(ALPHA)        ((ALPHA) <= LL_DMA2D_COLOR)
  
  #define IS_LL_DMA2D_OFFSET(OFFSET)      ((OFFSET) <= LL_DMA2D_OFFSET_MAX)
  
  #define IS_LL_DMA2D_LINE(LINES)         ((LINES)  <= LL_DMA2D_NUMBEROFLINES)
  #define IS_LL_DMA2D_PIXEL(PIXELS)       ((PIXELS) <= LL_DMA2D_NUMBEROFPIXELS)
  
  #define IS_LL_DMA2D_LCMODE(MODE_ARGB)   (((MODE_ARGB) == LL_DMA2D_INPUT_MODE_ARGB8888) || \
                                           ((MODE_ARGB) == LL_DMA2D_INPUT_MODE_RGB888)   || \
                                           ((MODE_ARGB) == LL_DMA2D_INPUT_MODE_RGB565)   || \
                                           ((MODE_ARGB) == LL_DMA2D_INPUT_MODE_ARGB1555) || \
                                           ((MODE_ARGB) == LL_DMA2D_INPUT_MODE_ARGB4444) || \
                                           ((MODE_ARGB) == LL_DMA2D_INPUT_MODE_L8)       || \
                                           ((MODE_ARGB) == LL_DMA2D_INPUT_MODE_AL44)     || \
                                           ((MODE_ARGB) == LL_DMA2D_INPUT_MODE_AL88)     || \
                                           ((MODE_ARGB) == LL_DMA2D_INPUT_MODE_L4)       || \
                                           ((MODE_ARGB) == LL_DMA2D_INPUT_MODE_A8)       || \
                                           ((MODE_ARGB) == LL_DMA2D_INPUT_MODE_A4))
  
  #define IS_LL_DMA2D_CLUTCMODE(CLUTCMODE) (((CLUTCMODE) == LL_DMA2D_CLUT_COLOR_MODE_ARGB8888) || \
                                            ((CLUTCMODE) == LL_DMA2D_CLUT_COLOR_MODE_RGB888))
  
  #define IS_LL_DMA2D_CLUTSIZE(SIZE)      ((SIZE) <= LL_DMA2D_CLUTSIZE_MAX)
  
  #define IS_LL_DMA2D_ALPHAMODE(MODE)     (((MODE) == LL_DMA2D_ALPHA_MODE_NO_MODIF) || \
                                           ((MODE) == LL_DMA2D_ALPHA_MODE_REPLACE)  || \
                                           ((MODE) == LL_DMA2D_ALPHA_MODE_COMBINE))
  /**
    * @}
    */
  
  /* Private function prototypes -----------------------------------------------*/
  
  /* Exported functions --------------------------------------------------------*/
  /** @addtogroup DMA2D_LL_Exported_Functions
    * @{
    */
  
  /** @addtogroup DMA2D_LL_EF_Init_Functions Initialization and De-initialization Functions
    * @{
    */
  
  /**
    * @brief  De-initialize DMA2D registers (registers restored to their default values).
    * @param  DMA2Dx DMA2D Instance
    * @retval An ErrorStatus enumeration value:
    *          - SUCCESS: DMA2D registers are de-initialized
    *          - ERROR: DMA2D registers are not de-initialized
    */
  ErrorStatus LL_DMA2D_DeInit(DMA2D_TypeDef *DMA2Dx)
  {
    ErrorStatus status = SUCCESS;
  
    /* Check the parameters */
    assert_param(IS_DMA2D_ALL_INSTANCE(DMA2Dx));
  
    if (DMA2Dx == DMA2D)
    {
      /* Force reset of DMA2D clock */
      LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_DMA2D);
  
      /* Release reset of DMA2D clock */
      LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_DMA2D);
    }
    else
    {
      status = ERROR;
    }
  
    return (status);
  }
  
  /**
    * @brief  Initialize DMA2D registers according to the specified parameters in DMA2D_InitStruct.
    * @note   DMA2D transfers must be disabled to set initialization bits in configuration registers,
    *         otherwise ERROR result is returned.
    * @param  DMA2Dx DMA2D Instance
    * @param  DMA2D_InitStruct pointer to a LL_DMA2D_InitTypeDef structure
    *         that contains the configuration information for the specified DMA2D peripheral.
    * @retval An ErrorStatus enumeration value:
    *          - SUCCESS: DMA2D registers are initialized according to DMA2D_InitStruct content
    *          - ERROR: Issue occurred during DMA2D registers initialization
    */
  ErrorStatus LL_DMA2D_Init(DMA2D_TypeDef *DMA2Dx, LL_DMA2D_InitTypeDef *DMA2D_InitStruct)
  {
    ErrorStatus status = ERROR;
    LL_DMA2D_ColorTypeDef DMA2D_ColorStruct;
    uint32_t tmp = 0U, tmp1 = 0U, tmp2 = 0U;
  
    /* Check the parameters */
    assert_param(IS_DMA2D_ALL_INSTANCE(DMA2Dx));
    assert_param(IS_LL_DMA2D_MODE(DMA2D_InitStruct->Mode));
    assert_param(IS_LL_DMA2D_OCMODE(DMA2D_InitStruct->ColorMode));
    assert_param(IS_LL_DMA2D_LINE(DMA2D_InitStruct->NbrOfLines));
    assert_param(IS_LL_DMA2D_PIXEL(DMA2D_InitStruct->NbrOfPixelsPerLines));
    assert_param(IS_LL_DMA2D_GREEN(DMA2D_InitStruct->OutputGreen));
    assert_param(IS_LL_DMA2D_RED(DMA2D_InitStruct->OutputRed));
    assert_param(IS_LL_DMA2D_BLUE(DMA2D_InitStruct->OutputBlue));
    assert_param(IS_LL_DMA2D_ALPHA(DMA2D_InitStruct->OutputAlpha));
    assert_param(IS_LL_DMA2D_OFFSET(DMA2D_InitStruct->LineOffset));
  
    /* DMA2D transfers must be disabled to configure bits in initialization registers */
    tmp = LL_DMA2D_IsTransferOngoing(DMA2Dx);
    tmp1 = LL_DMA2D_FGND_IsEnabledCLUTLoad(DMA2Dx);
    tmp2 = LL_DMA2D_BGND_IsEnabledCLUTLoad(DMA2Dx);
    if ((tmp == 0U) && (tmp1 == 0U) && (tmp2 == 0U))
    {
      /* DMA2D CR register configuration -------------------------------------------*/
      LL_DMA2D_SetMode(DMA2Dx, DMA2D_InitStruct->Mode);
  
      /* DMA2D OPFCCR register configuration ---------------------------------------*/
      MODIFY_REG(DMA2Dx->OPFCCR, DMA2D_OPFCCR_CM, DMA2D_InitStruct->ColorMode);
  
      /* DMA2D OOR register configuration ------------------------------------------*/
      LL_DMA2D_SetLineOffset(DMA2Dx, DMA2D_InitStruct->LineOffset);
  
      /* DMA2D NLR register configuration ------------------------------------------*/
      LL_DMA2D_ConfigSize(DMA2Dx, DMA2D_InitStruct->NbrOfLines, DMA2D_InitStruct->NbrOfPixelsPerLines);
  
      /* DMA2D OMAR register configuration ------------------------------------------*/
      LL_DMA2D_SetOutputMemAddr(DMA2Dx, DMA2D_InitStruct->OutputMemoryAddress);
  
      /* DMA2D OCOLR register configuration ------------------------------------------*/
      DMA2D_ColorStruct.ColorMode   = DMA2D_InitStruct->ColorMode;
      DMA2D_ColorStruct.OutputBlue  = DMA2D_InitStruct->OutputBlue;
      DMA2D_ColorStruct.OutputGreen = DMA2D_InitStruct->OutputGreen;
      DMA2D_ColorStruct.OutputRed   = DMA2D_InitStruct->OutputRed;
      DMA2D_ColorStruct.OutputAlpha = DMA2D_InitStruct->OutputAlpha;
      LL_DMA2D_ConfigOutputColor(DMA2Dx, &DMA2D_ColorStruct);
  
      status = SUCCESS;
    }
    /* If DMA2D transfers are not disabled, return ERROR */
  
    return (status);
  }
  
  /**
    * @brief Set each @ref LL_DMA2D_InitTypeDef field to default value.
    * @param DMA2D_InitStruct pointer to a @ref LL_DMA2D_InitTypeDef structure
    *                          whose fields will be set to default values.
    * @retval None
    */
  void LL_DMA2D_StructInit(LL_DMA2D_InitTypeDef *DMA2D_InitStruct)
  {
    /* Set DMA2D_InitStruct fields to default values */
    DMA2D_InitStruct->Mode                = LL_DMA2D_MODE_M2M;
    DMA2D_InitStruct->ColorMode           = LL_DMA2D_OUTPUT_MODE_ARGB8888;
    DMA2D_InitStruct->NbrOfLines          = 0x0U;
    DMA2D_InitStruct->NbrOfPixelsPerLines = 0x0U;
    DMA2D_InitStruct->LineOffset          = 0x0U;
    DMA2D_InitStruct->OutputBlue          = 0x0U;
    DMA2D_InitStruct->OutputGreen         = 0x0U;
    DMA2D_InitStruct->OutputRed           = 0x0U;
    DMA2D_InitStruct->OutputAlpha         = 0x0U;
    DMA2D_InitStruct->OutputMemoryAddress = 0x0U;
  }
  
  /**
    * @brief  Configure the foreground or background according to the specified parameters
    *         in the LL_DMA2D_LayerCfgTypeDef structure.
    * @param  DMA2Dx DMA2D Instance
    * @param  DMA2D_LayerCfg pointer to a LL_DMA2D_LayerCfgTypeDef structure that contains
    *         the configuration information for the specified layer.
    * @param  LayerIdx DMA2D Layer index.
    *                   This parameter can be one of the following values:
    *                   0(background) / 1(foreground)
    * @retval None
    */
  void LL_DMA2D_ConfigLayer(DMA2D_TypeDef *DMA2Dx, LL_DMA2D_LayerCfgTypeDef *DMA2D_LayerCfg, uint32_t LayerIdx)
  {
    /* Check the parameters */
    assert_param(IS_LL_DMA2D_OFFSET(DMA2D_LayerCfg->LineOffset));
    assert_param(IS_LL_DMA2D_LCMODE(DMA2D_LayerCfg->ColorMode));
    assert_param(IS_LL_DMA2D_CLUTCMODE(DMA2D_LayerCfg->CLUTColorMode));
    assert_param(IS_LL_DMA2D_CLUTSIZE(DMA2D_LayerCfg->CLUTSize));
    assert_param(IS_LL_DMA2D_ALPHAMODE(DMA2D_LayerCfg->AlphaMode));
    assert_param(IS_LL_DMA2D_GREEN(DMA2D_LayerCfg->Green));
    assert_param(IS_LL_DMA2D_RED(DMA2D_LayerCfg->Red));
    assert_param(IS_LL_DMA2D_BLUE(DMA2D_LayerCfg->Blue));
    assert_param(IS_LL_DMA2D_ALPHA(DMA2D_LayerCfg->Alpha));
  
    if (LayerIdx == 0U)
    {
      /* Configure the background memory address */
      LL_DMA2D_BGND_SetMemAddr(DMA2Dx, DMA2D_LayerCfg->MemoryAddress);
  
      /* Configure the background line offset */
      LL_DMA2D_BGND_SetLineOffset(DMA2Dx, DMA2D_LayerCfg->LineOffset);
  
      /* Configure the background Alpha value, Alpha mode, CLUT size, CLUT Color mode and Color mode */
      MODIFY_REG(DMA2Dx->BGPFCCR, \
                 (DMA2D_BGPFCCR_ALPHA | DMA2D_BGPFCCR_AM | DMA2D_BGPFCCR_CS | DMA2D_BGPFCCR_CCM | DMA2D_BGPFCCR_CM), \
                 ((DMA2D_LayerCfg->Alpha << DMA2D_BGPFCCR_ALPHA_Pos) | DMA2D_LayerCfg->AlphaMode | \
                  (DMA2D_LayerCfg->CLUTSize << DMA2D_BGPFCCR_CS_Pos) | DMA2D_LayerCfg->CLUTColorMode | \
                  DMA2D_LayerCfg->ColorMode));
  
      /* Configure the background color */
      LL_DMA2D_BGND_SetColor(DMA2Dx, DMA2D_LayerCfg->Red, DMA2D_LayerCfg->Green, DMA2D_LayerCfg->Blue);
  
      /* Configure the background CLUT memory address */
      LL_DMA2D_BGND_SetCLUTMemAddr(DMA2Dx, DMA2D_LayerCfg->CLUTMemoryAddress);
    }
    else
    {
      /* Configure the foreground memory address */
      LL_DMA2D_FGND_SetMemAddr(DMA2Dx, DMA2D_LayerCfg->MemoryAddress);
  
      /* Configure the foreground line offset */
      LL_DMA2D_FGND_SetLineOffset(DMA2Dx, DMA2D_LayerCfg->LineOffset);
  
      /* Configure the foreground Alpha value, Alpha mode, CLUT size, CLUT Color mode and Color mode */
      MODIFY_REG(DMA2Dx->FGPFCCR, \
                 (DMA2D_FGPFCCR_ALPHA | DMA2D_FGPFCCR_AM | DMA2D_FGPFCCR_CS | DMA2D_FGPFCCR_CCM | DMA2D_FGPFCCR_CM), \
                 ((DMA2D_LayerCfg->Alpha << DMA2D_FGPFCCR_ALPHA_Pos) | DMA2D_LayerCfg->AlphaMode | \
                  (DMA2D_LayerCfg->CLUTSize << DMA2D_FGPFCCR_CS_Pos) | DMA2D_LayerCfg->CLUTColorMode | \
                  DMA2D_LayerCfg->ColorMode));
  
      /* Configure the foreground color */
      LL_DMA2D_FGND_SetColor(DMA2Dx, DMA2D_LayerCfg->Red, DMA2D_LayerCfg->Green, DMA2D_LayerCfg->Blue);
  
      /* Configure the foreground CLUT memory address */
      LL_DMA2D_FGND_SetCLUTMemAddr(DMA2Dx, DMA2D_LayerCfg->CLUTMemoryAddress);
    }
  }
  
  /**
    * @brief Set each @ref LL_DMA2D_LayerCfgTypeDef field to default value.
    * @param DMA2D_LayerCfg pointer to a @ref LL_DMA2D_LayerCfgTypeDef structure
    *                        whose fields will be set to default values.
    * @retval None
    */
  void LL_DMA2D_LayerCfgStructInit(LL_DMA2D_LayerCfgTypeDef *DMA2D_LayerCfg)
  {
    /* Set DMA2D_LayerCfg fields to default values */
    DMA2D_LayerCfg->MemoryAddress      = 0x0U;
    DMA2D_LayerCfg->ColorMode          = LL_DMA2D_INPUT_MODE_ARGB8888;
    DMA2D_LayerCfg->LineOffset         = 0x0U;
    DMA2D_LayerCfg->CLUTColorMode      = LL_DMA2D_CLUT_COLOR_MODE_ARGB8888;
    DMA2D_LayerCfg->CLUTSize           = 0x0U;
    DMA2D_LayerCfg->AlphaMode          = LL_DMA2D_ALPHA_MODE_NO_MODIF;
    DMA2D_LayerCfg->Alpha              = 0x0U;
    DMA2D_LayerCfg->Blue               = 0x0U;
    DMA2D_LayerCfg->Green              = 0x0U;
    DMA2D_LayerCfg->Red                = 0x0U;
    DMA2D_LayerCfg->CLUTMemoryAddress  = 0x0U;
  }
  
  /**
    * @brief  Initialize DMA2D output color register according to the specified parameters
    *         in DMA2D_ColorStruct.
    * @param  DMA2Dx DMA2D Instance
    * @param  DMA2D_ColorStruct pointer to a LL_DMA2D_ColorTypeDef structure that contains
    *         the color configuration information for the specified DMA2D peripheral.
    * @retval None
    */
  void LL_DMA2D_ConfigOutputColor(DMA2D_TypeDef *DMA2Dx, LL_DMA2D_ColorTypeDef *DMA2D_ColorStruct)
  {
    uint32_t outgreen = 0U;
    uint32_t outred   = 0U;
    uint32_t outalpha = 0U;
  
    /* Check the parameters */
    assert_param(IS_DMA2D_ALL_INSTANCE(DMA2Dx));
    assert_param(IS_LL_DMA2D_OCMODE(DMA2D_ColorStruct->ColorMode));
    assert_param(IS_LL_DMA2D_GREEN(DMA2D_ColorStruct->OutputGreen));
    assert_param(IS_LL_DMA2D_RED(DMA2D_ColorStruct->OutputRed));
    assert_param(IS_LL_DMA2D_BLUE(DMA2D_ColorStruct->OutputBlue));
    assert_param(IS_LL_DMA2D_ALPHA(DMA2D_ColorStruct->OutputAlpha));
  
    /* DMA2D OCOLR register configuration ------------------------------------------*/
    if (DMA2D_ColorStruct->ColorMode == LL_DMA2D_OUTPUT_MODE_ARGB8888)
    {
      outgreen = DMA2D_ColorStruct->OutputGreen << 8U;
      outred = DMA2D_ColorStruct->OutputRed << 16U;
      outalpha = DMA2D_ColorStruct->OutputAlpha << 24U;
    }
    else if (DMA2D_ColorStruct->ColorMode == LL_DMA2D_OUTPUT_MODE_RGB888)
    {
      outgreen = DMA2D_ColorStruct->OutputGreen << 8U;
      outred = DMA2D_ColorStruct->OutputRed << 16U;
      outalpha = 0x00000000U;
    }
    else if (DMA2D_ColorStruct->ColorMode == LL_DMA2D_OUTPUT_MODE_RGB565)
    {
      outgreen = DMA2D_ColorStruct->OutputGreen << 5U;
      outred = DMA2D_ColorStruct->OutputRed << 11U;
      outalpha = 0x00000000U;
    }
    else if (DMA2D_ColorStruct->ColorMode == LL_DMA2D_OUTPUT_MODE_ARGB1555)
    {
      outgreen = DMA2D_ColorStruct->OutputGreen << 5U;
      outred = DMA2D_ColorStruct->OutputRed << 10U;
      outalpha = DMA2D_ColorStruct->OutputAlpha << 15U;
    }
    else /* ColorMode = LL_DMA2D_OUTPUT_MODE_ARGB4444 */
    {
      outgreen = DMA2D_ColorStruct->OutputGreen << 4U;
      outred = DMA2D_ColorStruct->OutputRed << 8U;
      outalpha = DMA2D_ColorStruct->OutputAlpha << 12U;
    }
    LL_DMA2D_SetOutputColor(DMA2Dx, (outgreen | outred | DMA2D_ColorStruct->OutputBlue | outalpha));
  }
  
  /**
    * @brief  Return DMA2D output Blue color.
    * @param  DMA2Dx DMA2D Instance.
    * @param  ColorMode This parameter can be one of the following values:
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB8888
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_RGB888
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_RGB565
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB1555
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB4444
    * @retval Output Blue color value between Min_Data=0 and Max_Data=0xFF
    */
  uint32_t LL_DMA2D_GetOutputBlueColor(DMA2D_TypeDef *DMA2Dx, uint32_t ColorMode)
  {
    uint32_t color = 0U;
  
    /* Check the parameters */
    assert_param(IS_DMA2D_ALL_INSTANCE(DMA2Dx));
    assert_param(IS_LL_DMA2D_OCMODE(ColorMode));
  
    /* DMA2D OCOLR register reading ------------------------------------------*/
    if (ColorMode == LL_DMA2D_OUTPUT_MODE_ARGB8888)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xFFU));
    }
    else if (ColorMode == LL_DMA2D_OUTPUT_MODE_RGB888)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xFFU));
    }
    else if (ColorMode == LL_DMA2D_OUTPUT_MODE_RGB565)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0x1FU));
    }
    else if (ColorMode == LL_DMA2D_OUTPUT_MODE_ARGB1555)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0x1FU));
    }
    else /* ColorMode = LL_DMA2D_OUTPUT_MODE_ARGB4444 */
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xFU));
    }
    
    return color;
  }
  
  /**
    * @brief  Return DMA2D output Green color.
    * @param  DMA2Dx DMA2D Instance.
    * @param  ColorMode This parameter can be one of the following values:
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB8888
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_RGB888
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_RGB565
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB1555
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB4444
    * @retval Output Green color value between Min_Data=0 and Max_Data=0xFF
    */
  uint32_t LL_DMA2D_GetOutputGreenColor(DMA2D_TypeDef *DMA2Dx, uint32_t ColorMode)
  {
    uint32_t color = 0U;
  
    /* Check the parameters */
    assert_param(IS_DMA2D_ALL_INSTANCE(DMA2Dx));
    assert_param(IS_LL_DMA2D_OCMODE(ColorMode));
  
    /* DMA2D OCOLR register reading ------------------------------------------*/
    if (ColorMode == LL_DMA2D_OUTPUT_MODE_ARGB8888)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xFF00U) >> 8U);
    }
    else if (ColorMode == LL_DMA2D_OUTPUT_MODE_RGB888)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xFF00U) >> 8U);
    }
    else if (ColorMode == LL_DMA2D_OUTPUT_MODE_RGB565)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0x7E0U) >> 5U);
    }
    else if (ColorMode == LL_DMA2D_OUTPUT_MODE_ARGB1555)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0x3E0U) >> 5U);
    }
    else /* ColorMode = LL_DMA2D_OUTPUT_MODE_ARGB4444 */
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xF0U) >> 4U);
    }
    
    return color;
  }
  
  /**
    * @brief  Return DMA2D output Red color.
    * @param  DMA2Dx DMA2D Instance.
    * @param  ColorMode This parameter can be one of the following values:
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB8888
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_RGB888
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_RGB565
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB1555
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB4444
    * @retval Output Red color value between Min_Data=0 and Max_Data=0xFF
    */
  uint32_t LL_DMA2D_GetOutputRedColor(DMA2D_TypeDef *DMA2Dx, uint32_t ColorMode)
  {
    uint32_t color = 0U;
  
    /* Check the parameters */
    assert_param(IS_DMA2D_ALL_INSTANCE(DMA2Dx));
    assert_param(IS_LL_DMA2D_OCMODE(ColorMode));
  
    /* DMA2D OCOLR register reading ------------------------------------------*/
    if (ColorMode == LL_DMA2D_OUTPUT_MODE_ARGB8888)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xFF0000U) >> 16U);
    }
    else if (ColorMode == LL_DMA2D_OUTPUT_MODE_RGB888)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xFF0000U) >> 16U);
    }
    else if (ColorMode == LL_DMA2D_OUTPUT_MODE_RGB565)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xF800U) >> 11U);
    }
    else if (ColorMode == LL_DMA2D_OUTPUT_MODE_ARGB1555)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0x7C00U) >> 10U);
    }
    else /* ColorMode = LL_DMA2D_OUTPUT_MODE_ARGB4444 */
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xF00U) >> 8U);
    }
    
    return color;
  }
  
  /**
    * @brief  Return DMA2D output Alpha color.
    * @param  DMA2Dx DMA2D Instance.
    * @param  ColorMode This parameter can be one of the following values:
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB8888
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_RGB888
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_RGB565
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB1555
    *         @arg @ref LL_DMA2D_OUTPUT_MODE_ARGB4444
    * @retval Output Alpha color value between Min_Data=0 and Max_Data=0xFF
    */
  uint32_t LL_DMA2D_GetOutputAlphaColor(DMA2D_TypeDef *DMA2Dx, uint32_t ColorMode)
  {
    uint32_t color = 0U;
  
    /* Check the parameters */
    assert_param(IS_DMA2D_ALL_INSTANCE(DMA2Dx));
    assert_param(IS_LL_DMA2D_OCMODE(ColorMode));
  
    /* DMA2D OCOLR register reading ------------------------------------------*/
    if (ColorMode == LL_DMA2D_OUTPUT_MODE_ARGB8888)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xFF000000U) >> 24U);
    }
    else if ((ColorMode == LL_DMA2D_OUTPUT_MODE_RGB888) || (ColorMode == LL_DMA2D_OUTPUT_MODE_RGB565))
    {
      color = 0x0U;
    }
    else if (ColorMode == LL_DMA2D_OUTPUT_MODE_ARGB1555)
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0x8000U) >> 15U);
    }
    else /* ColorMode = LL_DMA2D_OUTPUT_MODE_ARGB4444 */
    {
      color = (uint32_t)(READ_BIT(DMA2Dx->OCOLR, 0xF000U) >> 12U);
    }
    
    return color;
  }
  
  /**
    * @brief  Configure DMA2D transfer size.
    * @param  DMA2Dx DMA2D Instance
    * @param  NbrOfLines Value between Min_Data=0 and Max_Data=0xFFFF
    * @param  NbrOfPixelsPerLines Value between Min_Data=0 and Max_Data=0x3FFF
    * @retval None
    */
  void LL_DMA2D_ConfigSize(DMA2D_TypeDef *DMA2Dx, uint32_t NbrOfLines, uint32_t NbrOfPixelsPerLines)
  {
    MODIFY_REG(DMA2Dx->NLR, (DMA2D_NLR_PL | DMA2D_NLR_NL), \
               ((NbrOfPixelsPerLines << DMA2D_NLR_PL_Pos) | NbrOfLines));
  }
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  #endif /* defined (DMA2D) */
  
  /**
    * @}
    */
  
  #endif /* USE_FULL_LL_DRIVER */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  