MPR_MEASUREMENT_RD_SIZE
#define MPR_PKT_NOP_LEN MPR_MEASUREMENT_RD_SIZE
u8 rx_buf[MPR_MEASUREMENT_RD_SIZE] __aligned(IIO_DMA_MINALIGN);
u8 tx_buf[MPR_MEASUREMENT_RD_SIZE];
if (cnt > MPR_MEASUREMENT_RD_SIZE)
if (pkt_len > MPR_MEASUREMENT_RD_SIZE)