diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbevf/ixgbevf.h')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbevf/ixgbevf.h | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h index c06ea4dc49a0..447ce1d5e0e3 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h @@ -2,7 +2,7 @@ /******************************************************************************* Intel 82599 Virtual Function driver - Copyright(c) 1999 - 2015 Intel Corporation. + Copyright(c) 1999 - 2018 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -35,6 +35,7 @@ #include <linux/netdevice.h> #include <linux/if_vlan.h> #include <linux/u64_stats_sync.h> +#include <net/xdp.h> #include "vf.h" @@ -51,7 +52,11 @@ struct ixgbevf_tx_buffer { union ixgbe_adv_tx_desc *next_to_watch; unsigned long time_stamp; - struct sk_buff *skb; + union { + struct sk_buff *skb; + /* XDP uses address ptr on irq_clean */ + void *data; + }; unsigned int bytecount; unsigned short gso_segs; __be16 protocol; @@ -94,12 +99,21 @@ enum ixgbevf_ring_state_t { __IXGBEVF_RX_BUILD_SKB_ENABLED, __IXGBEVF_TX_DETECT_HANG, __IXGBEVF_HANG_CHECK_ARMED, + __IXGBEVF_TX_XDP_RING, }; +#define ring_is_xdp(ring) \ + test_bit(__IXGBEVF_TX_XDP_RING, &(ring)->state) +#define set_ring_xdp(ring) \ + set_bit(__IXGBEVF_TX_XDP_RING, &(ring)->state) +#define clear_ring_xdp(ring) \ + clear_bit(__IXGBEVF_TX_XDP_RING, &(ring)->state) + struct ixgbevf_ring { struct ixgbevf_ring *next; struct ixgbevf_q_vector *q_vector; /* backpointer to q_vector */ struct net_device *netdev; + struct bpf_prog *xdp_prog; struct device *dev; void *desc; /* descriptor ring memory */ dma_addr_t dma; /* phys. address of descriptor ring */ @@ -120,7 +134,7 @@ struct ixgbevf_ring { struct ixgbevf_tx_queue_stats tx_stats; struct ixgbevf_rx_queue_stats rx_stats; }; - + struct xdp_rxq_info xdp_rxq; u64 hw_csum_rx_error; u8 __iomem *tail; struct sk_buff *skb; @@ -137,6 +151,7 @@ struct ixgbevf_ring { #define MAX_RX_QUEUES IXGBE_VF_MAX_RX_QUEUES #define MAX_TX_QUEUES IXGBE_VF_MAX_TX_QUEUES +#define MAX_XDP_QUEUES IXGBE_VF_MAX_TX_QUEUES #define IXGBEVF_MAX_RSS_QUEUES 2 #define IXGBEVF_82599_RETA_SIZE 128 /* 128 entries */ #define IXGBEVF_X550_VFRETA_SIZE 64 /* 64 entries */ @@ -337,6 +352,10 @@ struct ixgbevf_adapter { u32 eims_enable_mask; u32 eims_other; + /* XDP */ + int num_xdp_queues; + struct ixgbevf_ring *xdp_ring[MAX_XDP_QUEUES]; + /* TX */ int num_tx_queues; struct ixgbevf_ring *tx_ring[MAX_TX_QUEUES]; /* One per active queue */ @@ -357,6 +376,7 @@ struct ixgbevf_adapter { /* OS defined structs */ struct net_device *netdev; + struct bpf_prog *xdp_prog; struct pci_dev *pdev; /* structs defined in ixgbe_vf.h */ @@ -370,6 +390,7 @@ struct ixgbevf_adapter { unsigned long state; u64 tx_busy; unsigned int tx_ring_count; + unsigned int xdp_ring_count; unsigned int rx_ring_count; u8 __iomem *io_addr; /* Mainly for iounmap use */ @@ -443,7 +464,8 @@ void ixgbevf_down(struct ixgbevf_adapter *adapter); void ixgbevf_reinit_locked(struct ixgbevf_adapter *adapter); void ixgbevf_reset(struct ixgbevf_adapter *adapter); void ixgbevf_set_ethtool_ops(struct net_device *netdev); -int ixgbevf_setup_rx_resources(struct ixgbevf_ring *); +int ixgbevf_setup_rx_resources(struct ixgbevf_adapter *adapter, + struct ixgbevf_ring *rx_ring); int ixgbevf_setup_tx_resources(struct ixgbevf_ring *); void ixgbevf_free_rx_resources(struct ixgbevf_ring *); void ixgbevf_free_tx_resources(struct ixgbevf_ring *); |