[dpdk-stable] [PATCH v3 1/2] raw/ifpga/base: fix spi transaction issue

Tianfei zhang tianfei.zhang at intel.com
Tue Jul 14 23:35:08 CEST 2020


From: Tianfei Zhang <tianfei.zhang at intel.com>

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 at dpdk.org

Signed-off-by: Tianfei Zhang <tianfei.zhang at intel.com>

---
v3: resend with threaded option for git send-email
---
 drivers/raw/ifpga/base/opae_spi_transaction.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/raw/ifpga/base/opae_spi_transaction.c b/drivers/raw/ifpga/base/opae_spi_transaction.c
index 013efee3e..d13d2fbc8 100644
--- 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:
-- 
2.17.1



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