ixgbe: Add ptp work item to poll for the Tx timestamp

[deliverable/linux.git] / drivers / net / ethernet / intel / ixgbe / ixgbe.h

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
index 8e786764c60ea186084a7c5b18e9641abeef2a0e..261859822ee54a10b685d6deab0bcfde3cd74a9c 100644 (file)
--- 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 */
@@ -742,9 +754,8 @@ 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,
+extern void ixgbe_ptp_rx_hang(struct ixgbe_adapter *adapter);
+extern void ixgbe_ptp_rx_hwtstamp(struct ixgbe_ring *rx_ring,
                                  union ixgbe_adv_rx_desc *rx_desc,
                                  struct sk_buff *skb);
 extern int ixgbe_ptp_hwtstamp_ioctl(struct ixgbe_adapter *adapter,