Merge "spi: spi-geni-qcom: Restrict SPI responder to transfer mode 1" (01313c58) · Commits · e / devices / android_kernel_xiaomi_nabu

drivers/spi/spi-geni-qcom.c

+9 −3

Original line number	Diff line number	Diff line
		@@ -342,9 +342,15 @@ static int setup_fifo_params(struct spi_device *spi_slv,
		if (mode & SPI_CPOL)
		cpol \|= CPOL;

		if (!spi->slave) {
		if (mode & SPI_CPHA)
		cpha \|= CPHA;

		/* SPI slave supports only mode 1, log unsuppoted mode and exit */
		if (spi->slave && !(cpol == 0 && cpha == 1)) {
		GENI_SE_DBG(mas->ipc, false, mas->dev,
		"%s: Unsupported SPI Slave mode cpol %d cpha %d\n",
		__func__, cpol, cpha);
		return -EINVAL;
		}

		if (spi_slv->mode & SPI_CS_HIGH)