_csl_prevsetyc.c

TI达芬奇dm644x各硬件模块测试代码

/** @file _csl_prevSetYC.c
 *
 *  @brief    File for functional layer of CSL API @a CSL_prevSetYC()
 *
 *  Description
 *    - The @a CSL_prevSetYC() function definition & it's associated
 *      functions
 *
 *  @date 18th October, 2004
 *  @author Vignesh LA.
 */

#include <csl_prev_aux.h>

#pragma CODE_SECTION (CSL_prevSetYC, ".text:csl_section:prev");

/** @brief Configures the YC using the values passed.
 * 
 */
CSL_Status  CSL_prevSetYC(
    /** Pointer to the object that holds reference to the
     *  instance of PREV requested after the call 
	 */
    CSL_PrevHandle                         hPrev,
	/** Pointet to the object that holds reference to the
	 *  structure holding Y and C values
	 */ 
	CSL_PrevYCData					   *data
	){

    if(data == NULL) return (CSL_ESYS_INVPARAMS);

	hPrev->regs->SETUP_YC = CSL_FMK(PREV_SETUP_YC_MAXY, data->maxY)|
	                   	   CSL_FMK(PREV_SETUP_YC_MINY, data->minY)|
	                   	   CSL_FMK(PREV_SETUP_YC_MAXC, data->maxC)|
	                   	   CSL_FMK(PREV_SETUP_YC_MINC, data->minC);

    return (CSL_SOK);
}