/* Set transfer length @s slave @len transfer size  */
static void spi_m2s_hw_tfsz_set(struct m2s_spi_dsc *s, int len)
/* Set transfer length @s slave @len transfer size  */
static void spi_m2s_hw_tfsz_set(struct m2s_spi_dsc *s, int len)
{
	M2S_SPI(s)->control &= ~SPI_CONTROL_ENABLE;
	M2S_SPI(s)->control &= ~SPI_CONTROL_CNT_MSK;
	M2S_SPI(s)->control |= len << SPI_CONTROL_CNT_SHF;
	M2S_SPI(s)->control |= SPI_CONTROL_ENABLE;
}