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Commit 48654521 authored by Alexander Duyck's avatar Alexander Duyck Committed by David S. Miller
Browse files

ixgbe: pull PSRTYPE configuration into a separate function 



The configuration of PSRTYPE was being done conditionally on if packet
split is enabled or not.  It can be configured always since it will not
have any effect when packet split is not enabled.

Signed-off-by: default avatarAlexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent acd37177

drivers/net/ixgbe/ixgbe_main.c

+25 −11
Original line number Diff line number Diff line
@@ -2672,6 +2672,29 @@ static void ixgbe_configure_rx_ring(struct ixgbe_adapter *adapter, 
	ring->tail = IXGBE_RDT(reg_idx);

}



static void ixgbe_setup_psrtype(struct ixgbe_adapter *adapter)

{

	struct ixgbe_hw *hw = &adapter->hw;

	int p;



	/* PSRTYPE must be initialized in non 82598 adapters */

	u32 psrtype = IXGBE_PSRTYPE_TCPHDR |

	              IXGBE_PSRTYPE_UDPHDR |

	              IXGBE_PSRTYPE_IPV4HDR |

		      IXGBE_PSRTYPE_L2HDR |

	              IXGBE_PSRTYPE_IPV6HDR;



	if (hw->mac.type == ixgbe_mac_82598EB)

		return;



	if (adapter->flags & IXGBE_FLAG_RSS_ENABLED)

		psrtype |= (adapter->num_rx_queues_per_pool << 29);



	for (p = 0; p < adapter->num_rx_pools; p++)

		IXGBE_WRITE_REG(hw, IXGBE_PSRTYPE(adapter->num_vfs + p),

				psrtype);

}



/**

 * ixgbe_configure_rx - Configure 8259x Receive Unit after Reset

 * @adapter: board private structure
@@ -2690,6 +2713,8 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter) 
	u32 rdrxctl;

	int rx_buf_len;



	ixgbe_setup_psrtype(adapter);



	/* Decide whether to use packet split mode or not */

	/* Do not use packet split if we're in SR-IOV Mode */

	if (!adapter->num_vfs)
@@ -2698,17 +2723,6 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter) 
	/* Set the RX buffer length according to the mode */

	if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) {

		rx_buf_len = IXGBE_RX_HDR_SIZE;

		if (hw->mac.type == ixgbe_mac_82599EB) {

			/* PSRTYPE must be initialized in 82599 */

			u32 psrtype = IXGBE_PSRTYPE_TCPHDR |

			              IXGBE_PSRTYPE_UDPHDR |

			              IXGBE_PSRTYPE_IPV4HDR |

			              IXGBE_PSRTYPE_IPV6HDR |

			              IXGBE_PSRTYPE_L2HDR;

			IXGBE_WRITE_REG(hw,

					IXGBE_PSRTYPE(adapter->num_vfs),

					psrtype);

		}

	} else {

		if (!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) &&

		    (netdev->mtu <= ETH_DATA_LEN))