netxen: remove low level tx lock

[karo-tx-linux.git] / drivers / net / netxen / netxen_nic.h

diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 2bc5eaae141fd083a19e4d80c08add20d2d2ee5b..070421b9e4f96990ab36fc34efd3a280a5857ca5 100644 (file)
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -85,7 +85,7 @@
        (sizeof(struct netxen_cmd_buffer) * adapter->max_tx_desc_count)
 #define RCV_BUFFSIZE   \
        (sizeof(struct netxen_rx_buffer) * rcv_desc->max_rx_desc_count)
-#define find_diff_among(a,b,range) ((a)<=(b)?((b)-(a)):((b)+(range)-(a)))
+#define find_diff_among(a,b,range) ((a)<(b)?((b)-(a)):((b)+(range)-(a)))
 
 #define NETXEN_NETDEV_STATUS           0x1
 #define NETXEN_RCV_PRODUCER_OFFSET     0
@@ -204,7 +204,7 @@ enum {
                        ? RCV_DESC_LRO :        \
                        (RCV_DESC_NORMAL)))
 
-#define MAX_CMD_DESCRIPTORS            1024
+#define MAX_CMD_DESCRIPTORS            4096
 #define MAX_RCV_DESCRIPTORS            16384
 #define MAX_CMD_DESCRIPTORS_HOST       (MAX_CMD_DESCRIPTORS / 4)
 #define MAX_RCV_DESCRIPTORS_1G         (MAX_RCV_DESCRIPTORS / 4)
@@ -824,9 +824,7 @@ struct netxen_adapter_stats {
        u64  uphcong;
        u64  upmcong;
        u64  updunno;
-       u64  skbfreed;
        u64  txdropped;
-       u64  txnullskb;
        u64  csummed;
        u64  no_rcv;
        u64  rxbytes;
@@ -842,7 +840,6 @@ struct netxen_rcv_desc_ctx {
        u32 flags;
        u32 producer;
        u32 rcv_pending;        /* Num of bufs posted in phantom */
-       u32 rcv_free;           /* Num of bufs in free list */
        dma_addr_t phys_addr;
        struct pci_dev *phys_pdev;
        struct rcv_desc *desc_head;     /* address of rx ring in Phantom */
@@ -889,8 +886,6 @@ struct netxen_adapter {
        int mtu;
        int portnum;
 
-       spinlock_t tx_lock;
-       spinlock_t lock;
        struct work_struct watchdog_task;
        struct timer_list watchdog_timer;
        struct work_struct  tx_timeout_task;
@@ -899,16 +894,12 @@ struct netxen_adapter {
 
        u32 cmd_producer;
        __le32 *cmd_consumer;
-
        u32 last_cmd_consumer;
+
        u32 max_tx_desc_count;
        u32 max_rx_desc_count;
        u32 max_jumbo_rx_desc_count;
        u32 max_lro_rx_desc_count;
-       /* Num of instances active on cmd buffer ring */
-       u32 proc_cmd_buf_counter;
-
-       u32 num_threads, total_threads; /*Use to keep track of xmit threads */
 
        u32 flags;
        u32 irq;
@@ -942,6 +933,7 @@ struct netxen_adapter {
        struct pci_dev *ctx_desc_pdev;
        dma_addr_t ctx_desc_phys_addr;
        int intr_scheme;
+       int msi_mode;
        int (*enable_phy_interrupts) (struct netxen_adapter *);
        int (*disable_phy_interrupts) (struct netxen_adapter *);
        void (*handle_phy_intr) (struct netxen_adapter *);
@@ -1075,12 +1067,10 @@ void netxen_tso_check(struct netxen_adapter *adapter,
                      struct cmd_desc_type0 *desc, struct sk_buff *skb);
 int netxen_nic_hw_resources(struct netxen_adapter *adapter);
 void netxen_nic_clear_stats(struct netxen_adapter *adapter);
-int netxen_nic_rx_has_work(struct netxen_adapter *adapter);
-int netxen_nic_tx_has_work(struct netxen_adapter *adapter);
 void netxen_watchdog_task(struct work_struct *work);
 void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx,
                            u32 ringid);
-int netxen_process_cmd_ring(unsigned long data);
+int netxen_process_cmd_ring(struct netxen_adapter *adapter);
 u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctx, int max);
 void netxen_nic_set_multi(struct net_device *netdev);
 int netxen_nic_change_mtu(struct net_device *netdev, int new_mtu);