netxen: add netxen_nic_ctx.c
authorDhananjay Phadke <dhananjay@netxen.com>
Tue, 22 Jul 2008 02:44:06 +0000 (19:44 -0700)
committerJeff Garzik <jgarzik@redhat.com>
Tue, 22 Jul 2008 21:52:04 +0000 (17:52 -0400)
Contains rx and tx ring context management and certain
firmware commands for netxen firmware v4.0.0+.

This patch gathers all HW context management code into
netxen_nic_ctx.c.

Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
drivers/net/netxen/Makefile
drivers/net/netxen/netxen_nic.h
drivers/net/netxen/netxen_nic_ethtool.c
drivers/net/netxen/netxen_nic_hw.c
drivers/net/netxen/netxen_nic_init.c
drivers/net/netxen/netxen_nic_main.c
drivers/net/netxen/netxen_nic_phan_reg.h

index c63a207..8e7c4c9 100644 (file)
@@ -32,4 +32,4 @@
 obj-$(CONFIG_NETXEN_NIC) := netxen_nic.o
 
 netxen_nic-y := netxen_nic_hw.o netxen_nic_main.o netxen_nic_init.o \
-       netxen_nic_ethtool.o netxen_nic_niu.o
+       netxen_nic_ethtool.o netxen_nic_niu.o netxen_nic_ctx.o
index 87be0a6..9362190 100644 (file)
@@ -84,7 +84,7 @@
 #define TX_RINGSIZE    \
        (sizeof(struct netxen_cmd_buffer) * adapter->max_tx_desc_count)
 #define RCV_BUFFSIZE   \
-       (sizeof(struct netxen_rx_buffer) * rcv_desc->max_rx_desc_count)
+       (sizeof(struct netxen_rx_buffer) * rds_ring->max_rx_desc_count)
 #define find_diff_among(a,b,range) ((a)<(b)?((b)-(a)):((b)+(range)-(a)))
 
 #define NETXEN_NETDEV_STATUS           0x1
@@ -303,7 +303,7 @@ struct netxen_ring_ctx {
 #define netxen_set_cmd_desc_port(cmd_desc, var)        \
        ((cmd_desc)->port_ctxid |= ((var) & 0x0F))
 #define netxen_set_cmd_desc_ctxid(cmd_desc, var)       \
-       ((cmd_desc)->port_ctxid |= ((var) & 0xF0))
+       ((cmd_desc)->port_ctxid |= ((var) << 4 & 0xF0))
 
 #define netxen_set_cmd_desc_flags(cmd_desc, val)       \
        (cmd_desc)->flags_opcode = ((cmd_desc)->flags_opcode & \
@@ -844,7 +844,7 @@ struct netxen_adapter_stats {
  * Rcv Descriptor Context. One such per Rcv Descriptor. There may
  * be one Rcv Descriptor for normal packets, one for jumbo and may be others.
  */
-struct netxen_rcv_desc_ctx {
+struct nx_host_rds_ring {
        u32 flags;
        u32 producer;
        dma_addr_t phys_addr;
@@ -864,13 +864,270 @@ struct netxen_rcv_desc_ctx {
  * present elsewhere.
  */
 struct netxen_recv_context {
-       struct netxen_rcv_desc_ctx rcv_desc[NUM_RCV_DESC_RINGS];
+       u32 state;
+       u16 context_id;
+       u16 virt_port;
+
+       struct nx_host_rds_ring rds_rings[NUM_RCV_DESC_RINGS];
        u32 status_rx_consumer;
        u32 crb_sts_consumer;   /* reg offset */
        dma_addr_t rcv_status_desc_phys_addr;
        struct status_desc *rcv_status_desc_head;
 };
 
+/* New HW context creation */
+
+#define NX_OS_CRB_RETRY_COUNT  4000
+#define NX_CDRP_SIGNATURE_MAKE(pcifn, version) \
+       (((pcifn) & 0xff) | (((version) & 0xff) << 8) | (0xcafe << 16))
+
+#define NX_CDRP_CLEAR          0x00000000
+#define NX_CDRP_CMD_BIT                0x80000000
+
+/*
+ * All responses must have the NX_CDRP_CMD_BIT cleared
+ * in the crb NX_CDRP_CRB_OFFSET.
+ */
+#define NX_CDRP_FORM_RSP(rsp)  (rsp)
+#define NX_CDRP_IS_RSP(rsp)    (((rsp) & NX_CDRP_CMD_BIT) == 0)
+
+#define NX_CDRP_RSP_OK         0x00000001
+#define NX_CDRP_RSP_FAIL       0x00000002
+#define NX_CDRP_RSP_TIMEOUT    0x00000003
+
+/*
+ * All commands must have the NX_CDRP_CMD_BIT set in
+ * the crb NX_CDRP_CRB_OFFSET.
+ */
+#define NX_CDRP_FORM_CMD(cmd)  (NX_CDRP_CMD_BIT | (cmd))
+#define NX_CDRP_IS_CMD(cmd)    (((cmd) & NX_CDRP_CMD_BIT) != 0)
+
+#define NX_CDRP_CMD_SUBMIT_CAPABILITIES     0x00000001
+#define NX_CDRP_CMD_READ_MAX_RDS_PER_CTX    0x00000002
+#define NX_CDRP_CMD_READ_MAX_SDS_PER_CTX    0x00000003
+#define NX_CDRP_CMD_READ_MAX_RULES_PER_CTX  0x00000004
+#define NX_CDRP_CMD_READ_MAX_RX_CTX         0x00000005
+#define NX_CDRP_CMD_READ_MAX_TX_CTX         0x00000006
+#define NX_CDRP_CMD_CREATE_RX_CTX           0x00000007
+#define NX_CDRP_CMD_DESTROY_RX_CTX          0x00000008
+#define NX_CDRP_CMD_CREATE_TX_CTX           0x00000009
+#define NX_CDRP_CMD_DESTROY_TX_CTX          0x0000000a
+#define NX_CDRP_CMD_SETUP_STATISTICS        0x0000000e
+#define NX_CDRP_CMD_GET_STATISTICS          0x0000000f
+#define NX_CDRP_CMD_DELETE_STATISTICS       0x00000010
+#define NX_CDRP_CMD_SET_MTU                 0x00000012
+#define NX_CDRP_CMD_MAX                     0x00000013
+
+#define NX_RCODE_SUCCESS               0
+#define NX_RCODE_NO_HOST_MEM           1
+#define NX_RCODE_NO_HOST_RESOURCE      2
+#define NX_RCODE_NO_CARD_CRB           3
+#define NX_RCODE_NO_CARD_MEM           4
+#define NX_RCODE_NO_CARD_RESOURCE      5
+#define NX_RCODE_INVALID_ARGS          6
+#define NX_RCODE_INVALID_ACTION                7
+#define NX_RCODE_INVALID_STATE         8
+#define NX_RCODE_NOT_SUPPORTED         9
+#define NX_RCODE_NOT_PERMITTED         10
+#define NX_RCODE_NOT_READY             11
+#define NX_RCODE_DOES_NOT_EXIST                12
+#define NX_RCODE_ALREADY_EXISTS                13
+#define NX_RCODE_BAD_SIGNATURE         14
+#define NX_RCODE_CMD_NOT_IMPL          15
+#define NX_RCODE_CMD_INVALID           16
+#define NX_RCODE_TIMEOUT               17
+#define NX_RCODE_CMD_FAILED            18
+#define NX_RCODE_MAX_EXCEEDED          19
+#define NX_RCODE_MAX                   20
+
+#define NX_DESTROY_CTX_RESET           0
+#define NX_DESTROY_CTX_D3_RESET                1
+#define NX_DESTROY_CTX_MAX             2
+
+/*
+ * Capabilities
+ */
+#define NX_CAP_BIT(class, bit)         (1 << bit)
+#define NX_CAP0_LEGACY_CONTEXT         NX_CAP_BIT(0, 0)
+#define NX_CAP0_MULTI_CONTEXT          NX_CAP_BIT(0, 1)
+#define NX_CAP0_LEGACY_MN              NX_CAP_BIT(0, 2)
+#define NX_CAP0_LEGACY_MS              NX_CAP_BIT(0, 3)
+#define NX_CAP0_CUT_THROUGH            NX_CAP_BIT(0, 4)
+#define NX_CAP0_LRO                    NX_CAP_BIT(0, 5)
+#define NX_CAP0_LSO                    NX_CAP_BIT(0, 6)
+#define NX_CAP0_JUMBO_CONTIGUOUS       NX_CAP_BIT(0, 7)
+#define NX_CAP0_LRO_CONTIGUOUS         NX_CAP_BIT(0, 8)
+
+/*
+ * Context state
+ */
+#define NX_HOST_CTX_STATE_FREED                0
+#define NX_HOST_CTX_STATE_ALLOCATED    1
+#define NX_HOST_CTX_STATE_ACTIVE       2
+#define NX_HOST_CTX_STATE_DISABLED     3
+#define NX_HOST_CTX_STATE_QUIESCED     4
+#define NX_HOST_CTX_STATE_MAX          5
+
+/*
+ * Rx context
+ */
+
+typedef struct {
+       u64 host_phys_addr;     /* Ring base addr */
+       u32 ring_size;          /* Ring entries */
+       u16 msi_index;
+       u16 rsvd;               /* Padding */
+} nx_hostrq_sds_ring_t;
+
+typedef struct {
+       u64 host_phys_addr;     /* Ring base addr */
+       u64 buff_size;          /* Packet buffer size */
+       u32 ring_size;          /* Ring entries */
+       u32 ring_kind;          /* Class of ring */
+} nx_hostrq_rds_ring_t;
+
+typedef struct {
+       u64 host_rsp_dma_addr;  /* Response dma'd here */
+       u32 capabilities[4];    /* Flag bit vector */
+       u32 host_int_crb_mode;  /* Interrupt crb usage */
+       u32 host_rds_crb_mode;  /* RDS crb usage */
+       /* These ring offsets are relative to data[0] below */
+       u32 rds_ring_offset;    /* Offset to RDS config */
+       u32 sds_ring_offset;    /* Offset to SDS config */
+       u16 num_rds_rings;      /* Count of RDS rings */
+       u16 num_sds_rings;      /* Count of SDS rings */
+       u16 rsvd1;              /* Padding */
+       u16 rsvd2;              /* Padding */
+       u8  reserved[128];      /* reserve space for future expansion*/
+       /* MUST BE 64-bit aligned.
+          The following is packed:
+          - N hostrq_rds_rings
+          - N hostrq_sds_rings */
+       char data[0];
+} nx_hostrq_rx_ctx_t;
+
+typedef struct {
+       u32 host_producer_crb;  /* Crb to use */
+       u32 rsvd1;              /* Padding */
+} nx_cardrsp_rds_ring_t;
+
+typedef struct {
+       u32 host_consumer_crb;  /* Crb to use */
+       u32 interrupt_crb;      /* Crb to use */
+} nx_cardrsp_sds_ring_t;
+
+typedef struct {
+       /* These ring offsets are relative to data[0] below */
+       u32 rds_ring_offset;    /* Offset to RDS config */
+       u32 sds_ring_offset;    /* Offset to SDS config */
+       u32 host_ctx_state;     /* Starting State */
+       u32 num_fn_per_port;    /* How many PCI fn share the port */
+       u16 num_rds_rings;      /* Count of RDS rings */
+       u16 num_sds_rings;      /* Count of SDS rings */
+       u16 context_id;         /* Handle for context */
+       u8  phys_port;          /* Physical id of port */
+       u8  virt_port;          /* Virtual/Logical id of port */
+       u8  reserved[128];      /* save space for future expansion */
+       /*  MUST BE 64-bit aligned.
+          The following is packed:
+          - N cardrsp_rds_rings
+          - N cardrs_sds_rings */
+       char data[0];
+} nx_cardrsp_rx_ctx_t;
+
+#define SIZEOF_HOSTRQ_RX(HOSTRQ_RX, rds_rings, sds_rings)      \
+       (sizeof(HOSTRQ_RX) +                                    \
+       (rds_rings)*(sizeof(nx_hostrq_rds_ring_t)) +            \
+       (sds_rings)*(sizeof(nx_hostrq_sds_ring_t)))
+
+#define SIZEOF_CARDRSP_RX(CARDRSP_RX, rds_rings, sds_rings)    \
+       (sizeof(CARDRSP_RX) +                                   \
+       (rds_rings)*(sizeof(nx_cardrsp_rds_ring_t)) +           \
+       (sds_rings)*(sizeof(nx_cardrsp_sds_ring_t)))
+
+/*
+ * Tx context
+ */
+
+typedef struct {
+       u64 host_phys_addr;     /* Ring base addr */
+       u32 ring_size;          /* Ring entries */
+       u32 rsvd;               /* Padding */
+} nx_hostrq_cds_ring_t;
+
+typedef struct {
+       u64 host_rsp_dma_addr;  /* Response dma'd here */
+       u64 cmd_cons_dma_addr;  /*  */
+       u64 dummy_dma_addr;     /*  */
+       u32 capabilities[4];    /* Flag bit vector */
+       u32 host_int_crb_mode;  /* Interrupt crb usage */
+       u32 rsvd1;              /* Padding */
+       u16 rsvd2;              /* Padding */
+       u16 interrupt_ctl;
+       u16 msi_index;
+       u16 rsvd3;              /* Padding */
+       nx_hostrq_cds_ring_t cds_ring;  /* Desc of cds ring */
+       u8  reserved[128];      /* future expansion */
+} nx_hostrq_tx_ctx_t;
+
+typedef struct {
+       u32 host_producer_crb;  /* Crb to use */
+       u32 interrupt_crb;      /* Crb to use */
+} nx_cardrsp_cds_ring_t;
+
+typedef struct {
+       u32 host_ctx_state;     /* Starting state */
+       u16 context_id;         /* Handle for context */
+       u8  phys_port;          /* Physical id of port */
+       u8  virt_port;          /* Virtual/Logical id of port */
+       nx_cardrsp_cds_ring_t cds_ring; /* Card cds settings */
+       u8  reserved[128];      /* future expansion */
+} nx_cardrsp_tx_ctx_t;
+
+#define SIZEOF_HOSTRQ_TX(HOSTRQ_TX)    (sizeof(HOSTRQ_TX))
+#define SIZEOF_CARDRSP_TX(CARDRSP_TX)  (sizeof(CARDRSP_TX))
+
+/* CRB */
+
+#define NX_HOST_RDS_CRB_MODE_UNIQUE    0
+#define NX_HOST_RDS_CRB_MODE_SHARED    1
+#define NX_HOST_RDS_CRB_MODE_CUSTOM    2
+#define NX_HOST_RDS_CRB_MODE_MAX       3
+
+#define NX_HOST_INT_CRB_MODE_UNIQUE    0
+#define NX_HOST_INT_CRB_MODE_SHARED    1
+#define NX_HOST_INT_CRB_MODE_NORX      2
+#define NX_HOST_INT_CRB_MODE_NOTX      3
+#define NX_HOST_INT_CRB_MODE_NORXTX    4
+
+
+/* MAC */
+
+#define MC_COUNT_P2    16
+#define MC_COUNT_P3    38
+
+#define NETXEN_MAC_NOOP        0
+#define NETXEN_MAC_ADD 1
+#define NETXEN_MAC_DEL 2
+
+typedef struct nx_mac_list_s {
+       struct nx_mac_list_s *next;
+       uint8_t mac_addr[MAX_ADDR_LEN];
+} nx_mac_list_t;
+
+typedef struct {
+       u64 qhdr;
+       u64 req_hdr;
+       u64 words[6];
+} nic_request_t;
+
+typedef struct {
+       u8 op;
+       u8 tag;
+       u8 mac_addr[6];
+} nx_mac_req_t;
+
+
 #define NETXEN_NIC_MSI_ENABLED         0x02
 #define NETXEN_NIC_MSIX_ENABLED                0x04
 #define NETXEN_IS_MSI_FAMILY(adapter) \
@@ -899,11 +1156,13 @@ struct netxen_adapter {
        int mtu;
        int portnum;
        u8 physical_port;
+       u16 tx_context_id;
 
        uint8_t         mc_enabled;
        uint8_t         max_mc_count;
 
        struct netxen_legacy_intr_set legacy_intr;
+       u32     crb_intr_mask;
 
        struct work_struct watchdog_task;
        struct timer_list watchdog_timer;
@@ -926,6 +1185,8 @@ struct netxen_adapter {
        u32 max_jumbo_rx_desc_count;
        u32 max_lro_rx_desc_count;
 
+       int max_rds_rings;
+
        u32 flags;
        u32 irq;
        int driver_mismatch;
@@ -1144,7 +1405,10 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx,
 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);
+
+u32 nx_fw_cmd_set_mtu(struct netxen_adapter *adapter, u32 mtu);
 int netxen_nic_change_mtu(struct net_device *netdev, int new_mtu);
+
 int netxen_nic_set_mac(struct net_device *netdev, void *p);
 struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev);
 
index 7e49e61..381d55a 100644 (file)
@@ -524,9 +524,9 @@ netxen_nic_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ring)
        ring->rx_jumbo_pending = 0;
        for (i = 0; i < MAX_RCV_CTX; ++i) {
                ring->rx_pending += adapter->recv_ctx[i].
-                   rcv_desc[RCV_DESC_NORMAL_CTXID].max_rx_desc_count;
+                   rds_rings[RCV_DESC_NORMAL_CTXID].max_rx_desc_count;
                ring->rx_jumbo_pending += adapter->recv_ctx[i].
-                   rcv_desc[RCV_DESC_JUMBO_CTXID].max_rx_desc_count;
+                   rds_rings[RCV_DESC_JUMBO_CTXID].max_rx_desc_count;
        }
        ring->tx_pending = adapter->max_tx_desc_count;
 
index fde8c6f..d46b4df 100644 (file)
@@ -280,80 +280,6 @@ static unsigned crb_hub_agt[64] =
        0,
 };
 
-struct netxen_recv_crb recv_crb_registers[] = {
-       /*
-        * Instance 0.
-        */
-       {
-               /* crb_rcv_producer: */
-               {
-                       NETXEN_NIC_REG(0x100),
-                       /* Jumbo frames */
-                       NETXEN_NIC_REG(0x110),
-                       /* LRO */
-                       NETXEN_NIC_REG(0x120)
-               },
-               /* crb_sts_consumer: */
-               NETXEN_NIC_REG(0x138),
-       },
-       /*
-        * Instance 1,
-        */
-       {
-               /* crb_rcv_producer: */
-               {
-                       NETXEN_NIC_REG(0x144),
-                       /* Jumbo frames */
-                       NETXEN_NIC_REG(0x154),
-                       /* LRO */
-                       NETXEN_NIC_REG(0x164)
-               },
-               /* crb_sts_consumer: */
-               NETXEN_NIC_REG(0x17c),
-       },
-       /*
-        * Instance 2,
-        */
-       {
-               /* crb_rcv_producer: */
-               {
-                       NETXEN_NIC_REG(0x1d8),
-                       /* Jumbo frames */
-                       NETXEN_NIC_REG(0x1f8),
-                       /* LRO */
-                       NETXEN_NIC_REG(0x208)
-               },
-               /* crb_sts_consumer: */
-               NETXEN_NIC_REG(0x220),
-       },
-       /*
-        * Instance 3,
-        */
-       {
-               /* crb_rcv_producer: */
-               {
-                       NETXEN_NIC_REG(0x22c),
-                       /* Jumbo frames */
-                       NETXEN_NIC_REG(0x23c),
-                       /* LRO */
-                       NETXEN_NIC_REG(0x24c)
-               },
-               /* crb_sts_consumer: */
-               NETXEN_NIC_REG(0x264),
-       },
-};
-
-static u64 ctx_addr_sig_regs[][3] = {
-       {NETXEN_NIC_REG(0x188), NETXEN_NIC_REG(0x18c), NETXEN_NIC_REG(0x1c0)},
-       {NETXEN_NIC_REG(0x190), NETXEN_NIC_REG(0x194), NETXEN_NIC_REG(0x1c4)},
-       {NETXEN_NIC_REG(0x198), NETXEN_NIC_REG(0x19c), NETXEN_NIC_REG(0x1c8)},
-       {NETXEN_NIC_REG(0x1a0), NETXEN_NIC_REG(0x1a4), NETXEN_NIC_REG(0x1cc)}
-};
-#define CRB_CTX_ADDR_REG_LO(FUNC_ID)           (ctx_addr_sig_regs[FUNC_ID][0])
-#define CRB_CTX_ADDR_REG_HI(FUNC_ID)           (ctx_addr_sig_regs[FUNC_ID][2])
-#define CRB_CTX_SIGNATURE_REG(FUNC_ID)         (ctx_addr_sig_regs[FUNC_ID][1])
-
-
 /*  PCI Windowing for DDR regions.  */
 
 #define ADDR_IN_RANGE(addr, low, high) \
@@ -368,10 +294,6 @@ static u64 ctx_addr_sig_regs[][3] = {
 #define NETXEN_NIU_HDRSIZE     (0x1 << 6)
 #define NETXEN_NIU_TLRSIZE     (0x1 << 5)
 
-#define lower32(x)             ((u32)((x) & 0xffffffff))
-#define upper32(x)                     \
-       ((u32)(((unsigned long long)(x) >> 32) & 0xffffffff))
-
 #define NETXEN_NIC_ZERO_PAUSE_ADDR     0ULL
 #define NETXEN_NIC_UNIT_PAUSE_ADDR     0x200ULL
 #define NETXEN_NIC_EPG_PAUSE_ADDR1     0x2200010000c28001ULL
@@ -556,171 +478,6 @@ int netxen_nic_change_mtu(struct net_device *netdev, int mtu)
        return 0;
 }
 
-/*
- * check if the firmware has been downloaded and ready to run  and
- * setup the address for the descriptors in the adapter
- */
-int netxen_alloc_hw_resources(struct netxen_adapter *adapter)
-{
-       struct netxen_hardware_context *hw = &adapter->ahw;
-       u32 state = 0;
-       void *addr;
-       int err = 0;
-       int ctx, ring;
-       struct netxen_recv_context *recv_ctx;
-       struct netxen_rcv_desc_ctx *rcv_desc;
-       int func_id = adapter->portnum;
-
-       err = netxen_receive_peg_ready(adapter);
-       if (err) {
-               printk(KERN_ERR "Rcv Peg initialization not complete:%x.\n",
-                               state);
-               return err;
-       }
-       adapter->intr_scheme = adapter->pci_read_normalize(adapter,
-                       CRB_NIC_CAPABILITIES_FW);
-       adapter->msi_mode = adapter->pci_read_normalize(adapter,
-                       CRB_NIC_MSI_MODE_FW);
-
-       addr = pci_alloc_consistent(adapter->pdev,
-                           sizeof(struct netxen_ring_ctx) + sizeof(uint32_t),
-                           &adapter->ctx_desc_phys_addr);
-
-       if (addr == NULL) {
-               DPRINTK(ERR, "bad return from pci_alloc_consistent\n");
-               err = -ENOMEM;
-               return err;
-       }
-       memset(addr, 0, sizeof(struct netxen_ring_ctx));
-       adapter->ctx_desc = (struct netxen_ring_ctx *)addr;
-       adapter->ctx_desc->ctx_id = cpu_to_le32(adapter->portnum);
-       adapter->ctx_desc->cmd_consumer_offset =
-           cpu_to_le64(adapter->ctx_desc_phys_addr +
-                       sizeof(struct netxen_ring_ctx));
-       adapter->cmd_consumer = (__le32 *) (((char *)addr) +
-                                             sizeof(struct netxen_ring_ctx));
-
-       addr = pci_alloc_consistent(adapter->pdev,
-                           sizeof(struct cmd_desc_type0) *
-                           adapter->max_tx_desc_count,
-                           &hw->cmd_desc_phys_addr);
-
-       if (addr == NULL) {
-               DPRINTK(ERR, "bad return from pci_alloc_consistent\n");
-               netxen_free_hw_resources(adapter);
-               return -ENOMEM;
-       }
-
-       adapter->ctx_desc->cmd_ring_addr =
-               cpu_to_le64(hw->cmd_desc_phys_addr);
-       adapter->ctx_desc->cmd_ring_size =
-               cpu_to_le32(adapter->max_tx_desc_count);
-
-       hw->cmd_desc_head = (struct cmd_desc_type0 *)addr;
-
-       for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) {
-               recv_ctx = &adapter->recv_ctx[ctx];
-
-               for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
-                       rcv_desc = &recv_ctx->rcv_desc[ring];
-                       addr = pci_alloc_consistent(adapter->pdev,
-                                           RCV_DESC_RINGSIZE,
-                                           &rcv_desc->phys_addr);
-                       if (addr == NULL) {
-                               DPRINTK(ERR, "bad return from "
-                                       "pci_alloc_consistent\n");
-                               netxen_free_hw_resources(adapter);
-                               err = -ENOMEM;
-                               return err;
-                       }
-                       rcv_desc->desc_head = (struct rcv_desc *)addr;
-                       adapter->ctx_desc->rcv_ctx[ring].rcv_ring_addr =
-                           cpu_to_le64(rcv_desc->phys_addr);
-                       adapter->ctx_desc->rcv_ctx[ring].rcv_ring_size =
-                           cpu_to_le32(rcv_desc->max_rx_desc_count);
-                       rcv_desc->crb_rcv_producer =
-                                   recv_crb_registers[adapter->portnum].
-                                   crb_rcv_producer[ring];
-               }
-
-               addr = pci_alloc_consistent(adapter->pdev, STATUS_DESC_RINGSIZE,
-                                   &recv_ctx->rcv_status_desc_phys_addr);
-               if (addr == NULL) {
-                       DPRINTK(ERR, "bad return from"
-                               " pci_alloc_consistent\n");
-                       netxen_free_hw_resources(adapter);
-                       err = -ENOMEM;
-                       return err;
-               }
-               recv_ctx->rcv_status_desc_head = (struct status_desc *)addr;
-               adapter->ctx_desc->sts_ring_addr =
-                   cpu_to_le64(recv_ctx->rcv_status_desc_phys_addr);
-               adapter->ctx_desc->sts_ring_size =
-                   cpu_to_le32(adapter->max_rx_desc_count);
-               recv_ctx->crb_sts_consumer =
-                       recv_crb_registers[adapter->portnum].crb_sts_consumer;
-
-       }
-       /* Window = 1 */
-
-       adapter->pci_write_normalize(adapter, CRB_CTX_ADDR_REG_LO(func_id),
-                       lower32(adapter->ctx_desc_phys_addr));
-       adapter->pci_write_normalize(adapter, CRB_CTX_ADDR_REG_HI(func_id),
-                       upper32(adapter->ctx_desc_phys_addr));
-       adapter->pci_write_normalize(adapter, CRB_CTX_SIGNATURE_REG(func_id),
-                       NETXEN_CTX_SIGNATURE | func_id);
-       return err;
-}
-
-void netxen_free_hw_resources(struct netxen_adapter *adapter)
-{
-       struct netxen_recv_context *recv_ctx;
-       struct netxen_rcv_desc_ctx *rcv_desc;
-       int ctx, ring;
-
-       if (adapter->ctx_desc != NULL) {
-               pci_free_consistent(adapter->pdev,
-                                   sizeof(struct netxen_ring_ctx) +
-                                   sizeof(uint32_t),
-                                   adapter->ctx_desc,
-                                   adapter->ctx_desc_phys_addr);
-               adapter->ctx_desc = NULL;
-       }
-
-       if (adapter->ahw.cmd_desc_head != NULL) {
-               pci_free_consistent(adapter->pdev,
-                                   sizeof(struct cmd_desc_type0) *
-                                   adapter->max_tx_desc_count,
-                                   adapter->ahw.cmd_desc_head,
-                                   adapter->ahw.cmd_desc_phys_addr);
-               adapter->ahw.cmd_desc_head = NULL;
-       }
-
-       for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) {
-               recv_ctx = &adapter->recv_ctx[ctx];
-               for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
-                       rcv_desc = &recv_ctx->rcv_desc[ring];
-
-                       if (rcv_desc->desc_head != NULL) {
-                               pci_free_consistent(adapter->pdev,
-                                                   RCV_DESC_RINGSIZE,
-                                                   rcv_desc->desc_head,
-                                                   rcv_desc->phys_addr);
-                               rcv_desc->desc_head = NULL;
-                       }
-               }
-
-               if (recv_ctx->rcv_status_desc_head != NULL) {
-                       pci_free_consistent(adapter->pdev,
-                                           STATUS_DESC_RINGSIZE,
-                                           recv_ctx->rcv_status_desc_head,
-                                           recv_ctx->
-                                           rcv_status_desc_phys_addr);
-                       recv_ctx->rcv_status_desc_head = NULL;
-               }
-       }
-}
-
 void netxen_tso_check(struct netxen_adapter *adapter,
                      struct cmd_desc_type0 *desc, struct sk_buff *skb)
 {
index 7c3fbc4..d222436 100644 (file)
@@ -158,21 +158,21 @@ int netxen_init_firmware(struct netxen_adapter *adapter)
 void netxen_release_rx_buffers(struct netxen_adapter *adapter)
 {
        struct netxen_recv_context *recv_ctx;
-       struct netxen_rcv_desc_ctx *rcv_desc;
+       struct nx_host_rds_ring *rds_ring;
        struct netxen_rx_buffer *rx_buf;
        int i, ctxid, ring;
 
        for (ctxid = 0; ctxid < MAX_RCV_CTX; ++ctxid) {
                recv_ctx = &adapter->recv_ctx[ctxid];
-               for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
-                       rcv_desc = &recv_ctx->rcv_desc[ring];
-                       for (i = 0; i < rcv_desc->max_rx_desc_count; ++i) {
-                               rx_buf = &(rcv_desc->rx_buf_arr[i]);
+               for (ring = 0; ring < adapter->max_rds_rings; ring++) {
+                       rds_ring = &recv_ctx->rds_rings[ring];
+                       for (i = 0; i < rds_ring->max_rx_desc_count; ++i) {
+                               rx_buf = &(rds_ring->rx_buf_arr[i]);
                                if (rx_buf->state == NETXEN_BUFFER_FREE)
                                        continue;
                                pci_unmap_single(adapter->pdev,
                                                rx_buf->dma,
-                                               rcv_desc->dma_size,
+                                               rds_ring->dma_size,
                                                PCI_DMA_FROMDEVICE);
                                if (rx_buf->skb != NULL)
                                        dev_kfree_skb_any(rx_buf->skb);
@@ -216,16 +216,16 @@ void netxen_release_tx_buffers(struct netxen_adapter *adapter)
 void netxen_free_sw_resources(struct netxen_adapter *adapter)
 {
        struct netxen_recv_context *recv_ctx;
-       struct netxen_rcv_desc_ctx *rcv_desc;
+       struct nx_host_rds_ring *rds_ring;
        int ctx, ring;
 
        for (ctx = 0; ctx < MAX_RCV_CTX; ctx++) {
                recv_ctx = &adapter->recv_ctx[ctx];
-               for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
-                       rcv_desc = &recv_ctx->rcv_desc[ring];
-                       if (rcv_desc->rx_buf_arr) {
-                               vfree(rcv_desc->rx_buf_arr);
-                               rcv_desc->rx_buf_arr = NULL;
+               for (ring = 0; ring < adapter->max_rds_rings; ring++) {
+                       rds_ring = &recv_ctx->rds_rings[ring];
+                       if (rds_ring->rx_buf_arr) {
+                               vfree(rds_ring->rx_buf_arr);
+                               rds_ring->rx_buf_arr = NULL;
                        }
                }
        }
@@ -237,7 +237,7 @@ void netxen_free_sw_resources(struct netxen_adapter *adapter)
 int netxen_alloc_sw_resources(struct netxen_adapter *adapter)
 {
        struct netxen_recv_context *recv_ctx;
-       struct netxen_rcv_desc_ctx *rcv_desc;
+       struct nx_host_rds_ring *rds_ring;
        struct netxen_rx_buffer *rx_buf;
        int ctx, ring, i, num_rx_bufs;
 
@@ -255,52 +255,52 @@ int netxen_alloc_sw_resources(struct netxen_adapter *adapter)
 
        for (ctx = 0; ctx < MAX_RCV_CTX; ctx++) {
                recv_ctx = &adapter->recv_ctx[ctx];
-               for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
-                       rcv_desc = &recv_ctx->rcv_desc[ring];
+               for (ring = 0; ring < adapter->max_rds_rings; ring++) {
+                       rds_ring = &recv_ctx->rds_rings[ring];
                        switch (RCV_DESC_TYPE(ring)) {
                        case RCV_DESC_NORMAL:
-                               rcv_desc->max_rx_desc_count =
+                               rds_ring->max_rx_desc_count =
                                        adapter->max_rx_desc_count;
-                               rcv_desc->flags = RCV_DESC_NORMAL;
-                               rcv_desc->dma_size = RX_DMA_MAP_LEN;
-                               rcv_desc->skb_size = MAX_RX_BUFFER_LENGTH;
+                               rds_ring->flags = RCV_DESC_NORMAL;
+                               rds_ring->dma_size = RX_DMA_MAP_LEN;
+                               rds_ring->skb_size = MAX_RX_BUFFER_LENGTH;
                                break;
 
                        case RCV_DESC_JUMBO:
-                               rcv_desc->max_rx_desc_count =
+                               rds_ring->max_rx_desc_count =
                                        adapter->max_jumbo_rx_desc_count;
-                               rcv_desc->flags = RCV_DESC_JUMBO;
-                               rcv_desc->dma_size = RX_JUMBO_DMA_MAP_LEN;
-                               rcv_desc->skb_size =
+                               rds_ring->flags = RCV_DESC_JUMBO;
+                               rds_ring->dma_size = RX_JUMBO_DMA_MAP_LEN;
+                               rds_ring->skb_size =
                                        MAX_RX_JUMBO_BUFFER_LENGTH;
                                break;
 
                        case RCV_RING_LRO:
-                               rcv_desc->max_rx_desc_count =
+                               rds_ring->max_rx_desc_count =
                                        adapter->max_lro_rx_desc_count;
-                               rcv_desc->flags = RCV_DESC_LRO;
-                               rcv_desc->dma_size = RX_LRO_DMA_MAP_LEN;
-                               rcv_desc->skb_size = MAX_RX_LRO_BUFFER_LENGTH;
+                               rds_ring->flags = RCV_DESC_LRO;
+                               rds_ring->dma_size = RX_LRO_DMA_MAP_LEN;
+                               rds_ring->skb_size = MAX_RX_LRO_BUFFER_LENGTH;
                                break;
 
                        }
-                       rcv_desc->rx_buf_arr = (struct netxen_rx_buffer *)
+                       rds_ring->rx_buf_arr = (struct netxen_rx_buffer *)
                                vmalloc(RCV_BUFFSIZE);
-                       if (rcv_desc->rx_buf_arr == NULL) {
+                       if (rds_ring->rx_buf_arr == NULL) {
                                printk(KERN_ERR "%s: Failed to allocate "
                                        "rx buffer ring %d\n",
                                        netdev->name, ring);
                                /* free whatever was already allocated */
                                goto err_out;
                        }
-                       memset(rcv_desc->rx_buf_arr, 0, RCV_BUFFSIZE);
-                       rcv_desc->begin_alloc = 0;
+                       memset(rds_ring->rx_buf_arr, 0, RCV_BUFFSIZE);
+                       rds_ring->begin_alloc = 0;
                        /*
                         * Now go through all of them, set reference handles
                         * and put them in the queues.
                         */
-                       num_rx_bufs = rcv_desc->max_rx_desc_count;
-                       rx_buf = rcv_desc->rx_buf_arr;
+                       num_rx_bufs = rds_ring->max_rx_desc_count;
+                       rx_buf = rds_ring->rx_buf_arr;
                        for (i = 0; i < num_rx_bufs; i++) {
                                rx_buf->ref_handle = i;
                                rx_buf->state = NETXEN_BUFFER_FREE;
@@ -1154,7 +1154,7 @@ static void netxen_process_rcv(struct netxen_adapter *adapter, int ctxid,
        struct sk_buff *skb;
        u32 length = netxen_get_sts_totallength(sts_data);
        u32 desc_ctx;
-       struct netxen_rcv_desc_ctx *rcv_desc;
+       struct nx_host_rds_ring *rds_ring;
        int ret;
 
        desc_ctx = netxen_get_sts_type(sts_data);
@@ -1164,13 +1164,13 @@ static void netxen_process_rcv(struct netxen_adapter *adapter, int ctxid,
                return;
        }
 
-       rcv_desc = &recv_ctx->rcv_desc[desc_ctx];
-       if (unlikely(index > rcv_desc->max_rx_desc_count)) {
+       rds_ring = &recv_ctx->rds_rings[desc_ctx];
+       if (unlikely(index > rds_ring->max_rx_desc_count)) {
                DPRINTK(ERR, "Got a buffer index:%x Max is %x\n",
-                       index, rcv_desc->max_rx_desc_count);
+                       index, rds_ring->max_rx_desc_count);
                return;
        }
-       buffer = &rcv_desc->rx_buf_arr[index];
+       buffer = &rds_ring->rx_buf_arr[index];
        if (desc_ctx == RCV_DESC_LRO_CTXID) {
                buffer->lro_current_frags++;
                if (netxen_get_sts_desc_lro_last_frag(desc)) {
@@ -1191,7 +1191,7 @@ static void netxen_process_rcv(struct netxen_adapter *adapter, int ctxid,
                }
        }
 
-       pci_unmap_single(pdev, buffer->dma, rcv_desc->dma_size,
+       pci_unmap_single(pdev, buffer->dma, rds_ring->dma_size,
                         PCI_DMA_FROMDEVICE);
 
        skb = (struct sk_buff *)buffer->skb;
@@ -1249,7 +1249,7 @@ u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctxid, int max)
                consumer = (consumer + 1) & (adapter->max_rx_desc_count - 1);
                count++;
        }
-       for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++)
+       for (ring = 0; ring < adapter->max_rds_rings; ring++)
                netxen_post_rx_buffers_nodb(adapter, ctxid, ring);
 
        /* update the consumer index in phantom */
@@ -1340,7 +1340,7 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid)
        struct pci_dev *pdev = adapter->pdev;
        struct sk_buff *skb;
        struct netxen_recv_context *recv_ctx = &(adapter->recv_ctx[ctx]);
-       struct netxen_rcv_desc_ctx *rcv_desc = NULL;
+       struct nx_host_rds_ring *rds_ring = NULL;
        uint producer;
        struct rcv_desc *pdesc;
        struct netxen_rx_buffer *buffer;
@@ -1349,27 +1349,27 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid)
        netxen_ctx_msg msg = 0;
        dma_addr_t dma;
 
-       rcv_desc = &recv_ctx->rcv_desc[ringid];
+       rds_ring = &recv_ctx->rds_rings[ringid];
 
-       producer = rcv_desc->producer;
-       index = rcv_desc->begin_alloc;
-       buffer = &rcv_desc->rx_buf_arr[index];
+       producer = rds_ring->producer;
+       index = rds_ring->begin_alloc;
+       buffer = &rds_ring->rx_buf_arr[index];
        /* We can start writing rx descriptors into the phantom memory. */
        while (buffer->state == NETXEN_BUFFER_FREE) {
-               skb = dev_alloc_skb(rcv_desc->skb_size);
+               skb = dev_alloc_skb(rds_ring->skb_size);
                if (unlikely(!skb)) {
                        /*
                         * TODO
                         * We need to schedule the posting of buffers to the pegs.
                         */
-                       rcv_desc->begin_alloc = index;
+                       rds_ring->begin_alloc = index;
                        DPRINTK(ERR, "netxen_post_rx_buffers: "
                                " allocated only %d buffers\n", count);
                        break;
                }
 
                count++;        /* now there should be no failure */
-               pdesc = &rcv_desc->desc_head[producer];
+               pdesc = &rds_ring->desc_head[producer];
 
 #if defined(XGB_DEBUG)
                *(unsigned long *)(skb->head) = 0xc0debabe;
@@ -1382,7 +1382,7 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid)
                 * buffer after it has been filled  FSL  TBD TBD
                 * skb->dev = netdev;
                 */
-               dma = pci_map_single(pdev, skb->data, rcv_desc->dma_size,
+               dma = pci_map_single(pdev, skb->data, rds_ring->dma_size,
                                     PCI_DMA_FROMDEVICE);
                pdesc->addr_buffer = cpu_to_le64(dma);
                buffer->skb = skb;
@@ -1390,36 +1390,40 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid)
                buffer->dma = dma;
                /* make a rcv descriptor  */
                pdesc->reference_handle = cpu_to_le16(buffer->ref_handle);
-               pdesc->buffer_length = cpu_to_le32(rcv_desc->dma_size);
+               pdesc->buffer_length = cpu_to_le32(rds_ring->dma_size);
                DPRINTK(INFO, "done writing descripter\n");
                producer =
-                   get_next_index(producer, rcv_desc->max_rx_desc_count);
-               index = get_next_index(index, rcv_desc->max_rx_desc_count);
-               buffer = &rcv_desc->rx_buf_arr[index];
+                   get_next_index(producer, rds_ring->max_rx_desc_count);
+               index = get_next_index(index, rds_ring->max_rx_desc_count);
+               buffer = &rds_ring->rx_buf_arr[index];
        }
        /* if we did allocate buffers, then write the count to Phantom */
        if (count) {
-               rcv_desc->begin_alloc = index;
-               rcv_desc->producer = producer;
+               rds_ring->begin_alloc = index;
+               rds_ring->producer = producer;
                        /* Window = 1 */
                adapter->pci_write_normalize(adapter,
-                               rcv_desc->crb_rcv_producer,
-                               (producer-1) & (rcv_desc->max_rx_desc_count-1));
+                               rds_ring->crb_rcv_producer,
+                               (producer-1) & (rds_ring->max_rx_desc_count-1));
+
+               if (adapter->fw_major < 4) {
                        /*
                         * Write a doorbell msg to tell phanmon of change in
                         * receive ring producer
+                        * Only for firmware version < 4.0.0
                         */
                        netxen_set_msg_peg_id(msg, NETXEN_RCV_PEG_DB_ID);
                        netxen_set_msg_privid(msg);
                        netxen_set_msg_count(msg,
                                             ((producer -
-                                              1) & (rcv_desc->
+                                              1) & (rds_ring->
                                                     max_rx_desc_count - 1)));
                        netxen_set_msg_ctxid(msg, adapter->portnum);
                        netxen_set_msg_opcode(msg, NETXEN_RCV_PRODUCER(ringid));
                        writel(msg,
                               DB_NORMALIZE(adapter,
                                            NETXEN_RCV_PRODUCER_OFFSET));
+               }
        }
 }
 
@@ -1429,32 +1433,32 @@ static void netxen_post_rx_buffers_nodb(struct netxen_adapter *adapter,
        struct pci_dev *pdev = adapter->pdev;
        struct sk_buff *skb;
        struct netxen_recv_context *recv_ctx = &(adapter->recv_ctx[ctx]);
-       struct netxen_rcv_desc_ctx *rcv_desc = NULL;
+       struct nx_host_rds_ring *rds_ring = NULL;
        u32 producer;
        struct rcv_desc *pdesc;
        struct netxen_rx_buffer *buffer;
        int count = 0;
        int index = 0;
 
-       rcv_desc = &recv_ctx->rcv_desc[ringid];
+       rds_ring = &recv_ctx->rds_rings[ringid];
 
-       producer = rcv_desc->producer;
-       index = rcv_desc->begin_alloc;
-       buffer = &rcv_desc->rx_buf_arr[index];
+       producer = rds_ring->producer;
+       index = rds_ring->begin_alloc;
+       buffer = &rds_ring->rx_buf_arr[index];
        /* We can start writing rx descriptors into the phantom memory. */
        while (buffer->state == NETXEN_BUFFER_FREE) {
-               skb = dev_alloc_skb(rcv_desc->skb_size);
+               skb = dev_alloc_skb(rds_ring->skb_size);
                if (unlikely(!skb)) {
                        /*
                         * We need to schedule the posting of buffers to the pegs.
                         */
-                       rcv_desc->begin_alloc = index;
+                       rds_ring->begin_alloc = index;
                        DPRINTK(ERR, "netxen_post_rx_buffers_nodb: "
                                " allocated only %d buffers\n", count);
                        break;
                }
                count++;        /* now there should be no failure */
-               pdesc = &rcv_desc->desc_head[producer];
+               pdesc = &rds_ring->desc_head[producer];
                skb_reserve(skb, 2);
                /*
                 * This will be setup when we receive the
@@ -1464,27 +1468,27 @@ static void netxen_post_rx_buffers_nodb(struct netxen_adapter *adapter,
                buffer->skb = skb;
                buffer->state = NETXEN_BUFFER_BUSY;
                buffer->dma = pci_map_single(pdev, skb->data,
-                                            rcv_desc->dma_size,
+                                            rds_ring->dma_size,
                                             PCI_DMA_FROMDEVICE);
 
                /* make a rcv descriptor  */
                pdesc->reference_handle = cpu_to_le16(buffer->ref_handle);
-               pdesc->buffer_length = cpu_to_le32(rcv_desc->dma_size);
+               pdesc->buffer_length = cpu_to_le32(rds_ring->dma_size);
                pdesc->addr_buffer = cpu_to_le64(buffer->dma);
                producer =
-                   get_next_index(producer, rcv_desc->max_rx_desc_count);
-               index = get_next_index(index, rcv_desc->max_rx_desc_count);
-               buffer = &rcv_desc->rx_buf_arr[index];
+                   get_next_index(producer, rds_ring->max_rx_desc_count);
+               index = get_next_index(index, rds_ring->max_rx_desc_count);
+               buffer = &rds_ring->rx_buf_arr[index];
        }
 
        /* if we did allocate buffers, then write the count to Phantom */
        if (count) {
-               rcv_desc->begin_alloc = index;
-               rcv_desc->producer = producer;
+               rds_ring->begin_alloc = index;
+               rds_ring->producer = producer;
                        /* Window = 1 */
                adapter->pci_write_normalize(adapter,
-                       rcv_desc->crb_rcv_producer,
-                               (producer-1) & (rcv_desc->max_rx_desc_count-1));
+                       rds_ring->crb_rcv_producer,
+                               (producer-1) & (rds_ring->max_rx_desc_count-1));
                        wmb();
        }
 }
index 2d0963f..03d796d 100644 (file)
@@ -151,22 +151,17 @@ static uint32_t msi_tgt_status[8] = {
        ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7
 };
 
-static uint32_t sw_int_mask[4] = {
-       CRB_SW_INT_MASK_0, CRB_SW_INT_MASK_1,
-       CRB_SW_INT_MASK_2, CRB_SW_INT_MASK_3
-};
-
 static struct netxen_legacy_intr_set legacy_intr[] = NX_LEGACY_INTR_CONFIG;
 
 static void netxen_nic_disable_int(struct netxen_adapter *adapter)
 {
        u32 mask = 0x7ff;
        int retries = 32;
-       int port = adapter->portnum;
        int pci_fn = adapter->ahw.pci_func;
 
        if (adapter->msi_mode != MSI_MODE_MULTIFUNC)
-               adapter->pci_write_normalize(adapter, sw_int_mask[port], 0);
+               adapter->pci_write_normalize(adapter,
+                               adapter->crb_intr_mask, 0);
 
        if (adapter->intr_scheme != -1 &&
            adapter->intr_scheme != INTR_SCHEME_PERPORT)
@@ -198,7 +193,6 @@ static void netxen_nic_disable_int(struct netxen_adapter *adapter)
 static void netxen_nic_enable_int(struct netxen_adapter *adapter)
 {
        u32 mask;
-       int port = adapter->portnum;
 
        DPRINTK(1, INFO, "Entered ISR Enable \n");
 
@@ -219,7 +213,7 @@ static void netxen_nic_enable_int(struct netxen_adapter *adapter)
                adapter->pci_write_immediate(adapter, ISR_INT_MASK, mask);
        }
 
-       adapter->pci_write_normalize(adapter, sw_int_mask[port], 0x1);
+       adapter->pci_write_normalize(adapter, adapter->crb_intr_mask, 0x1);
 
        if (!NETXEN_IS_MSI_FAMILY(adapter)) {
                mask = 0xbff;
@@ -710,10 +704,13 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        adapter->status   &= ~NETXEN_NETDEV_STATUS;
        adapter->rx_csum = 1;
        adapter->mc_enabled = 0;
-       if (NX_IS_REVISION_P3(revision_id))
+       if (NX_IS_REVISION_P3(revision_id)) {
                adapter->max_mc_count = 38;
-       else
+               adapter->max_rds_rings = 2;
+       } else {
                adapter->max_mc_count = 16;
+               adapter->max_rds_rings = 3;
+       }
 
        netdev->open               = netxen_nic_open;
        netdev->stop               = netxen_nic_close;
@@ -1081,7 +1078,7 @@ static int netxen_nic_open(struct net_device *netdev)
                netxen_nic_update_cmd_consumer(adapter, 0);
 
                for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) {
-                       for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++)
+                       for (ring = 0; ring < adapter->max_rds_rings; ring++)
                                netxen_post_rx_buffers(adapter, ctx, ring);
                }
                if (NETXEN_IS_MSI_FAMILY(adapter))
index 09d0705..a637623 100644 (file)
@@ -161,8 +161,6 @@ struct netxen_recv_crb {
        u32 crb_sts_consumer;
 };
 
-extern struct netxen_recv_crb recv_crb_registers[];
-
 /*
  * Temperature control.
  */