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-rw-r--r--drivers/net/ixgbe/ixgbe_main.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 68edeab0fbb8..1b4af3f541b7 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -1864,6 +1864,10 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
hlreg0 &= ~IXGBE_HLREG0_JUMBOEN;
else
hlreg0 |= IXGBE_HLREG0_JUMBOEN;
+#ifdef IXGBE_FCOE
+ if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED)
+ hlreg0 |= IXGBE_HLREG0_JUMBOEN;
+#endif
IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
rdlen = adapter->rx_ring[0].count * sizeof(union ixgbe_adv_rx_desc);
@@ -1885,6 +1889,17 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
adapter->rx_ring[i].tail = IXGBE_RDT(j);
adapter->rx_ring[i].rx_buf_len = rx_buf_len;
+#ifdef IXGBE_FCOE
+ if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED) {
+ struct ixgbe_ring_feature *f;
+ f = &adapter->ring_feature[RING_F_FCOE];
+ if ((rx_buf_len < IXGBE_FCOE_JUMBO_FRAME_SIZE) &&
+ (i >= f->mask) && (i < f->mask + f->indices))
+ adapter->rx_ring[i].rx_buf_len =
+ IXGBE_FCOE_JUMBO_FRAME_SIZE;
+ }
+
+#endif /* IXGBE_FCOE */
ixgbe_configure_srrctl(adapter, j);
}
@@ -2423,6 +2438,13 @@ static int ixgbe_up_complete(struct ixgbe_adapter *adapter)
IXGBE_WRITE_REG(hw, IXGBE_GPIE, gpie);
}
+#ifdef IXGBE_FCOE
+ /* adjust max frame to be able to do baby jumbo for FCoE */
+ if ((adapter->flags & IXGBE_FLAG_FCOE_ENABLED) &&
+ (max_frame < IXGBE_FCOE_JUMBO_FRAME_SIZE))
+ max_frame = IXGBE_FCOE_JUMBO_FRAME_SIZE;
+
+#endif /* IXGBE_FCOE */
mhadd = IXGBE_READ_REG(hw, IXGBE_MHADD);
if (max_frame != (mhadd >> IXGBE_MHADD_MFS_SHIFT)) {
mhadd &= ~IXGBE_MHADD_MFS_MASK;