diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe.h')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe.h | 61 |
1 files changed, 45 insertions, 16 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 8e786764c60e..8371ae4265fe 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -35,6 +35,7 @@ #include <linux/cpumask.h> #include <linux/aer.h> #include <linux/if_vlan.h> +#include <linux/jiffies.h> #include <linux/clocksource.h> #include <linux/net_tstamp.h> @@ -96,16 +97,23 @@ /* How many Rx Buffers do we bundle into one write to the hardware ? */ #define IXGBE_RX_BUFFER_WRITE 16 /* Must be power of 2 */ -#define IXGBE_TX_FLAGS_CSUM (u32)(1) -#define IXGBE_TX_FLAGS_HW_VLAN (u32)(1 << 1) -#define IXGBE_TX_FLAGS_SW_VLAN (u32)(1 << 2) -#define IXGBE_TX_FLAGS_TSO (u32)(1 << 3) -#define IXGBE_TX_FLAGS_IPV4 (u32)(1 << 4) -#define IXGBE_TX_FLAGS_FCOE (u32)(1 << 5) -#define IXGBE_TX_FLAGS_FSO (u32)(1 << 6) -#define IXGBE_TX_FLAGS_TXSW (u32)(1 << 7) -#define IXGBE_TX_FLAGS_TSTAMP (u32)(1 << 8) -#define IXGBE_TX_FLAGS_NO_IFCS (u32)(1 << 9) +enum ixgbe_tx_flags { + /* cmd_type flags */ + IXGBE_TX_FLAGS_HW_VLAN = 0x01, + IXGBE_TX_FLAGS_TSO = 0x02, + IXGBE_TX_FLAGS_TSTAMP = 0x04, + + /* olinfo flags */ + IXGBE_TX_FLAGS_CC = 0x08, + IXGBE_TX_FLAGS_IPV4 = 0x10, + IXGBE_TX_FLAGS_CSUM = 0x20, + + /* software defined flags */ + IXGBE_TX_FLAGS_SW_VLAN = 0x40, + IXGBE_TX_FLAGS_FCOE = 0x80, +}; + +/* VLAN info */ #define IXGBE_TX_FLAGS_VLAN_MASK 0xffff0000 #define IXGBE_TX_FLAGS_VLAN_PRIO_MASK 0xe0000000 #define IXGBE_TX_FLAGS_VLAN_PRIO_SHIFT 29 @@ -224,6 +232,7 @@ struct ixgbe_ring { struct ixgbe_tx_buffer *tx_buffer_info; struct ixgbe_rx_buffer *rx_buffer_info; }; + unsigned long last_rx_timestamp; unsigned long state; u8 __iomem *tail; dma_addr_t dma; /* phys. address of descriptor ring */ @@ -573,11 +582,14 @@ struct ixgbe_adapter { struct ptp_clock *ptp_clock; struct ptp_clock_info ptp_caps; + struct work_struct ptp_tx_work; + struct sk_buff *ptp_tx_skb; + unsigned long ptp_tx_start; unsigned long last_overflow_check; + unsigned long last_rx_ptp_check; spinlock_t tmreg_lock; struct cyclecounter cc; struct timecounter tc; - int rx_hwtstamp_filter; u32 base_incval; /* SR-IOV */ @@ -742,15 +754,32 @@ static inline struct netdev_queue *txring_txq(const struct ixgbe_ring *ring) extern void ixgbe_ptp_init(struct ixgbe_adapter *adapter); extern void ixgbe_ptp_stop(struct ixgbe_adapter *adapter); extern void ixgbe_ptp_overflow_check(struct ixgbe_adapter *adapter); -extern void ixgbe_ptp_tx_hwtstamp(struct ixgbe_q_vector *q_vector, - struct sk_buff *skb); -extern void ixgbe_ptp_rx_hwtstamp(struct ixgbe_q_vector *q_vector, - union ixgbe_adv_rx_desc *rx_desc, - struct sk_buff *skb); +extern void ixgbe_ptp_rx_hang(struct ixgbe_adapter *adapter); +extern void __ixgbe_ptp_rx_hwtstamp(struct ixgbe_q_vector *q_vector, + struct sk_buff *skb); +static inline void ixgbe_ptp_rx_hwtstamp(struct ixgbe_ring *rx_ring, + union ixgbe_adv_rx_desc *rx_desc, + struct sk_buff *skb) +{ + if (unlikely(!ixgbe_test_staterr(rx_desc, IXGBE_RXDADV_STAT_TS))) + return; + + __ixgbe_ptp_rx_hwtstamp(rx_ring->q_vector, skb); + + /* + * Update the last_rx_timestamp timer in order to enable watchdog check + * for error case of latched timestamp on a dropped packet. + */ + rx_ring->last_rx_timestamp = jiffies; +} + extern int ixgbe_ptp_hwtstamp_ioctl(struct ixgbe_adapter *adapter, struct ifreq *ifr, int cmd); extern void ixgbe_ptp_start_cyclecounter(struct ixgbe_adapter *adapter); extern void ixgbe_ptp_reset(struct ixgbe_adapter *adapter); extern void ixgbe_ptp_check_pps_event(struct ixgbe_adapter *adapter, u32 eicr); +#ifdef CONFIG_PCI_IOV +void ixgbe_sriov_reinit(struct ixgbe_adapter *adapter); +#endif #endif /* _IXGBE_H_ */ |