From: Jiawen Wu <jiawenwu@xxxxxxxxxxxxxx>
commit 077ee7e6b13a2b6668196ed01a22023549e19381 upstream.
The number of transmit and receive descriptors must be a multiple of 128
due to the hardware limitation. If it is set to a multiple of 8 instead of
a multiple 128, the queues will easily be hung.
Cc: stable@xxxxxxxxxxxxxxx
Fixes: 883b5984a5d2 ("net: wangxun: add ethtool_ops for ring parameters")
Signed-off-by: Jiawen Wu <jiawenwu@xxxxxxxxxxxxxx>
Reviewed-by: Simon Horman <horms@xxxxxxxxxx>
Link: https://patch.msgid.link/20240910095629.570674-1-jiawenwu@xxxxxxxxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/ethernet/wangxun/libwx/wx_type.h | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/net/ethernet/wangxun/libwx/wx_type.h
+++ b/drivers/net/ethernet/wangxun/libwx/wx_type.h
@@ -424,9 +424,9 @@ enum WX_MSCA_CMD_value {
#define WX_MIN_RXD 128
#define WX_MIN_TXD 128
-/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
-#define WX_REQ_RX_DESCRIPTOR_MULTIPLE 8
-#define WX_REQ_TX_DESCRIPTOR_MULTIPLE 8
+/* Number of Transmit and Receive Descriptors must be a multiple of 128 */
+#define WX_REQ_RX_DESCRIPTOR_MULTIPLE 128
+#define WX_REQ_TX_DESCRIPTOR_MULTIPLE 128
#define WX_MAX_JUMBO_FRAME_SIZE 9432 /* max payload 9414 */
#define VMDQ_P(p) p
Patches currently in stable-queue which might be from jiawenwu@xxxxxxxxxxxxxx are
queue-6.10/net-libwx-fix-number-of-rx-and-tx-descriptors.patch
