aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/net/ixgbe/ixgbe_dcb_82599.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82599.c b/drivers/net/ixgbe/ixgbe_dcb_82599.c
index 589f62c7062..ec8a252636d 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_82599.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_82599.c
@@ -145,8 +145,12 @@ s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw,
u32 credit_max = 0;
u8 i = 0;
- /* Disable the arbiter before changing parameters */
- IXGBE_WRITE_REG(hw, IXGBE_RTRPCS, IXGBE_RTRPCS_ARBDIS);
+ /*
+ * Disable the arbiter before changing parameters
+ * (always enable recycle mode; WSP)
+ */
+ reg = IXGBE_RTRPCS_RRM | IXGBE_RTRPCS_RAC | IXGBE_RTRPCS_ARBDIS;
+ IXGBE_WRITE_REG(hw, IXGBE_RTRPCS, reg);
/* Map all traffic classes to their UP, 1 to 1 */
reg = 0;
@@ -194,9 +198,6 @@ s32 ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *hw,
u32 reg, max_credits;
u8 i;
- /* Disable the arbiter before changing parameters */
- IXGBE_WRITE_REG(hw, IXGBE_RTTDCS, IXGBE_RTTDCS_ARBDIS);
-
/* Clear the per-Tx queue credits; we use per-TC instead */
for (i = 0; i < 128; i++) {
IXGBE_WRITE_REG(hw, IXGBE_RTTDQSEL, i);
@@ -244,8 +245,14 @@ s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw,
u32 reg;
u8 i;
- /* Disable the arbiter before changing parameters */
- IXGBE_WRITE_REG(hw, IXGBE_RTTPCS, IXGBE_RTTPCS_ARBDIS);
+ /*
+ * Disable the arbiter before changing parameters
+ * (always enable recycle mode; SP; arb delay)
+ */
+ reg = IXGBE_RTTPCS_TPPAC | IXGBE_RTTPCS_TPRM |
+ (IXGBE_RTTPCS_ARBD_DCB << IXGBE_RTTPCS_ARBD_SHIFT) |
+ IXGBE_RTTPCS_ARBDIS;
+ IXGBE_WRITE_REG(hw, IXGBE_RTTPCS, reg);
/* Map all traffic classes to their UP, 1 to 1 */
reg = 0;