Esempi in C++ (Cpp) per bq2429x_write_byte

Esempio n. 1

File: bq2429x_charger.c Progetto: tibms/bq2429x

static int bq2429x_update_bits(struct bq2429x *bq, u8 reg, u8 mask, u8 data)
{
	int ret;
	u8 tmp;

	ret = bq2429x_read_byte(bq, &tmp, reg);
	if (ret)
		return ret;

	tmp &= ~mask;
	tmp |= data & mask;

	return bq2429x_write_byte(bq, reg, tmp);
}

Esempio n. 2

File: bq2429x_charger.c Progetto: magnusjjj/android_kernel_huawei_rle

/**********************************************************
*  Function:       bq2429x_write_mask
*  Discription:    register write mask interface
*  Parameters:   reg:register name
*                      MASK:mask value of the function
*                      SHIFT:shift number of the function
*                      value:register value
*  return value:  0-sucess or others-fail
**********************************************************/
static int bq2429x_write_mask(u8 reg, u8 MASK, u8 SHIFT, u8 value)
{
    int ret = 0;
    u8 val = 0;

    ret = bq2429x_read_byte(reg,&val);
    if(ret < 0)
        return ret;

    val &= ~MASK;
    val |= ((value << SHIFT) & MASK);

    ret = bq2429x_write_byte(reg,val);

    return ret;
}