raw/ifpga/base: fix SPI transaction

0x4a means idle status on physical layer. when encounter
0x4a on raw data, it need insert a ESCAPE character for
indication.

Fixes: 96ebfcf8 ("raw/ifpga/base: add SPI and MAX10 device driver")
Cc: stable@dpdk.org
Signed-off-by: Tianfei Zhang <tianfei.zhang@intel.com>
Acked-by: Rosen Xu <rosen.xu@intel.com>

diff --git a/drivers/raw/ifpga/base/opae_spi_transaction.c b/drivers/raw/ifpga/base/opae_spi_transaction.c
index 013efee3e60b372aa0a907c7d5e7b8f9e942b5b2..d13d2fbc83c0a44886cd09be3e67576a269ac86b 100644 (file)
--- a/drivers/raw/ifpga/base/opae_spi_transaction.c
+++ b/drivers/raw/ifpga/base/opae_spi_transaction.c
@@ -166,7 +166,7 @@ static int byte_to_core_convert(struct spi_transaction_dev *dev,
                current_byte = send_data[i];
                switch (current_byte) {
                case SPI_BYTE_IDLE:
-                       *p++ = SPI_BYTE_IDLE;
+                       *p++ = SPI_BYTE_ESC;
                        *p++ = xor_20(current_byte);
                        break;
                case SPI_BYTE_ESC: