From 7830b22cbc5f5e804469b74a3fe0d3a8ed88ca31 Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:00 -0700 Subject: netxen: cleanup unused variables/functions o Reduce access to global arrays in data path. o Remove duplicate/unused variables, unecessary alignment constraints. o Use correct pci_dev instead of fallback device for consistent allocations. o Disable ethtool set_eeprom functionality for now, it was only used for flashing firmware. Signed-off-by: Dhananjay Phadke Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 19 ++++--------------- 1 file changed, 4 insertions(+), 15 deletions(-) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index da4c4fb9706..149bb60b0c4 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -132,7 +132,6 @@ #define RX_JUMBO_DMA_MAP_LEN \ (MAX_RX_JUMBO_BUFFER_LENGTH - 2) #define RX_LRO_DMA_MAP_LEN (MAX_RX_LRO_BUFFER_LENGTH - 2) -#define NETXEN_ROM_ROUNDUP 0x80000000ULL /* * Maximum number of ring contexts @@ -219,8 +218,6 @@ enum { #define MPORT_MULTI_FUNCTION_MODE 0x2222 #include "netxen_nic_phan_reg.h" -extern unsigned long long netxen_dma_mask; -extern unsigned long last_schedule_time; /* * NetXen host-peg signal message structure @@ -765,7 +762,6 @@ struct netxen_rx_buffer { * contains interrupt info as well shared hardware info. */ struct netxen_hardware_context { - struct pci_dev *pdev; void __iomem *pci_base0; void __iomem *pci_base1; void __iomem *pci_base2; @@ -781,7 +777,6 @@ struct netxen_hardware_context { u32 qg_linksup; /* Address of cmd ring in Phantom */ struct cmd_desc_type0 *cmd_desc_head; - struct pci_dev *cmd_desc_pdev; dma_addr_t cmd_desc_phys_addr; struct netxen_adapter *adapter; int pci_func; @@ -816,9 +811,8 @@ struct netxen_adapter_stats { struct netxen_rcv_desc_ctx { u32 flags; u32 producer; - u32 rcv_pending; /* Num of bufs posted in phantom */ dma_addr_t phys_addr; - struct pci_dev *phys_pdev; + u32 crb_rcv_producer; /* reg offset */ struct rcv_desc *desc_head; /* address of rx ring in Phantom */ u32 max_rx_desc_count; u32 dma_size; @@ -835,10 +829,9 @@ struct netxen_rcv_desc_ctx { */ struct netxen_recv_context { struct netxen_rcv_desc_ctx rcv_desc[NUM_RCV_DESC_RINGS]; - u32 status_rx_producer; u32 status_rx_consumer; + u32 crb_sts_consumer; /* reg offset */ dma_addr_t rcv_status_desc_phys_addr; - struct pci_dev *rcv_status_desc_pdev; struct status_desc *rcv_status_desc_head; }; @@ -854,7 +847,6 @@ struct netxen_dummy_dma { struct netxen_adapter { struct netxen_hardware_context ahw; - struct netxen_adapter *master; struct net_device *netdev; struct pci_dev *pdev; struct napi_struct napi; @@ -873,6 +865,8 @@ struct netxen_adapter { u32 cmd_producer; __le32 *cmd_consumer; u32 last_cmd_consumer; + u32 crb_addr_cmd_producer; + u32 crb_addr_cmd_consumer; u32 max_tx_desc_count; u32 max_rx_desc_count; @@ -886,14 +880,12 @@ struct netxen_adapter { struct netxen_adapter_stats stats; - u16 portno; u16 link_speed; u16 link_duplex; u16 state; u16 link_autoneg; int rx_csum; int status; - spinlock_t stats_lock; struct netxen_cmd_buffer *cmd_buf_arr; /* Command buffers for xmit */ @@ -908,7 +900,6 @@ struct netxen_adapter { /* Context interface shared between card and host */ struct netxen_ring_ctx *ctx_desc; - struct pci_dev *ctx_desc_pdev; dma_addr_t ctx_desc_phys_addr; int intr_scheme; int msi_mode; @@ -1034,8 +1025,6 @@ int netxen_rom_se(struct netxen_adapter *adapter, int addr); /* Functions from netxen_nic_isr.c */ void netxen_initialize_adapter_sw(struct netxen_adapter *adapter); -void *netxen_alloc(struct pci_dev *pdev, size_t sz, dma_addr_t * ptr, - struct pci_dev **used_dev); void netxen_initialize_adapter_ops(struct netxen_adapter *adapter); int netxen_init_firmware(struct netxen_adapter *adapter); void netxen_free_hw_resources(struct netxen_adapter *adapter); -- cgit v1.2.3 From 623621b07ebc5b72e0bdfa4a50bbb28f4587de0c Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:01 -0700 Subject: netxen: hw multicast filtering Enable multicast address filtering capabilities in the hardware. Upto 16 multicast addresses can be programmed for each physical port. Support "allmulti" mode, if enabled. Signed-off-by: Dhananjay Phadke Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index 149bb60b0c4..fa1fbab6562 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -856,6 +856,9 @@ struct netxen_adapter { int portnum; u8 physical_port; + uint8_t mc_enabled; + uint8_t max_mc_count; + struct work_struct watchdog_task; struct timer_list watchdog_timer; struct work_struct tx_timeout_task; @@ -909,7 +912,6 @@ struct netxen_adapter { int (*macaddr_set) (struct netxen_adapter *, netxen_ethernet_macaddr_t); int (*set_mtu) (struct netxen_adapter *, int); int (*set_promisc) (struct netxen_adapter *, netxen_niu_prom_mode_t); - int (*unset_promisc) (struct netxen_adapter *, netxen_niu_prom_mode_t); int (*phy_read) (struct netxen_adapter *, long reg, u32 *); int (*phy_write) (struct netxen_adapter *, long reg, u32 val); int (*init_port) (struct netxen_adapter *, int); -- cgit v1.2.3 From e4c93c817ce650401db42db6c869cf7688217ff4 Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:02 -0700 Subject: netxen: add defs for new chip/boards Add macros for new chip revision and board configurations. Signed-off-by: Dhananjay Phadke Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 65 +++++++++++++++++++++++++++++++++-------- 1 file changed, 53 insertions(+), 12 deletions(-) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index fa1fbab6562..acc7d79457d 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -111,6 +111,13 @@ #define NX_P2_C0 0x24 #define NX_P2_C1 0x25 +#define NX_P3_A0 0x30 +#define NX_P3_A2 0x30 +#define NX_P3_B0 0x40 +#define NX_P3_B1 0x41 + +#define NX_IS_REVISION_P2(REVISION) (REVISION <= NX_P2_C1) +#define NX_IS_REVISION_P3(REVISION) (REVISION >= NX_P3_A0) #define FIRST_PAGE_GROUP_START 0 #define FIRST_PAGE_GROUP_END 0x100000 @@ -125,6 +132,15 @@ #define SECOND_PAGE_GROUP_SIZE SECOND_PAGE_GROUP_END - SECOND_PAGE_GROUP_START #define THIRD_PAGE_GROUP_SIZE THIRD_PAGE_GROUP_END - THIRD_PAGE_GROUP_START +#define P2_MAX_MTU (8000) +#define P3_MAX_MTU (9600) +#define NX_ETHERMTU 1500 +#define NX_MAX_ETHERHDR 32 /* This contains some padding */ + +#define NX_RX_NORMAL_BUF_MAX_LEN (NX_MAX_ETHERHDR + NX_ETHERMTU) +#define NX_P2_RX_JUMBO_BUF_MAX_LEN (NX_MAX_ETHERHDR + P2_MAX_MTU) +#define NX_P3_RX_JUMBO_BUF_MAX_LEN (NX_MAX_ETHERHDR + P3_MAX_MTU) + #define MAX_RX_BUFFER_LENGTH 1760 #define MAX_RX_JUMBO_BUFFER_LENGTH 8062 #define MAX_RX_LRO_BUFFER_LENGTH ((48*1024)-512) @@ -139,16 +155,16 @@ #define MAX_RING_CTX 1 /* Opcodes to be used with the commands */ -enum { - TX_ETHER_PKT = 0x01, -/* The following opcodes are for IP checksum */ - TX_TCP_PKT, - TX_UDP_PKT, - TX_IP_PKT, - TX_TCP_LSO, - TX_IPSEC, - TX_IPSEC_CMD -}; +#define TX_ETHER_PKT 0x01 +#define TX_TCP_PKT 0x02 +#define TX_UDP_PKT 0x03 +#define TX_IP_PKT 0x04 +#define TX_TCP_LSO 0x05 +#define TX_TCP_LSO6 0x06 +#define TX_IPSEC 0x07 +#define TX_IPSEC_CMD 0x0a +#define TX_TCPV6_PKT 0x0b +#define TX_UDPV6_PKT 0x0c /* The following opcodes are for internal consumption. */ #define NETXEN_CONTROL_OP 0x10 @@ -190,6 +206,7 @@ enum { #define MAX_RCV_DESCRIPTORS 16384 #define MAX_CMD_DESCRIPTORS_HOST (MAX_CMD_DESCRIPTORS / 4) #define MAX_RCV_DESCRIPTORS_1G (MAX_RCV_DESCRIPTORS / 4) +#define MAX_RCV_DESCRIPTORS_10G 8192 #define MAX_JUMBO_RCV_DESCRIPTORS 1024 #define MAX_LRO_RCV_DESCRIPTORS 64 #define MAX_RCVSTATUS_DESCRIPTORS MAX_RCV_DESCRIPTORS @@ -461,7 +478,20 @@ typedef enum { NETXEN_BRDTYPE_P2_SB31_10G_IMEZ = 0x000d, NETXEN_BRDTYPE_P2_SB31_10G_HMEZ = 0x000e, - NETXEN_BRDTYPE_P2_SB31_10G_CX4 = 0x000f + NETXEN_BRDTYPE_P2_SB31_10G_CX4 = 0x000f, + + NETXEN_BRDTYPE_P3_REF_QG = 0x0021, + NETXEN_BRDTYPE_P3_HMEZ = 0x0022, + NETXEN_BRDTYPE_P3_10G_CX4_LP = 0x0023, + NETXEN_BRDTYPE_P3_4_GB = 0x0024, + NETXEN_BRDTYPE_P3_IMEZ = 0x0025, + NETXEN_BRDTYPE_P3_10G_SFP_PLUS = 0x0026, + NETXEN_BRDTYPE_P3_10000_BASE_T = 0x0027, + NETXEN_BRDTYPE_P3_XG_LOM = 0x0028, + NETXEN_BRDTYPE_P3_4_GB_MM = 0x0029, + NETXEN_BRDTYPE_P3_10G_CX4 = 0x0031, + NETXEN_BRDTYPE_P3_10G_XFP = 0x0032 + } netxen_brdtype_t; typedef enum { @@ -1049,7 +1079,7 @@ struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev); * NetXen Board information */ -#define NETXEN_MAX_SHORT_NAME 16 +#define NETXEN_MAX_SHORT_NAME 32 struct netxen_brdinfo { netxen_brdtype_t brdtype; /* type of board */ long ports; /* max no of physical ports */ @@ -1063,6 +1093,17 @@ static const struct netxen_brdinfo netxen_boards[] = { {NETXEN_BRDTYPE_P2_SB31_10G, 1, "XGb XFP"}, {NETXEN_BRDTYPE_P2_SB35_4G, 4, "Quad Gb"}, {NETXEN_BRDTYPE_P2_SB31_2G, 2, "Dual Gb"}, + {NETXEN_BRDTYPE_P3_REF_QG, 4, "Reference Quad Gig "}, + {NETXEN_BRDTYPE_P3_HMEZ, 2, "Dual XGb HMEZ"}, + {NETXEN_BRDTYPE_P3_10G_CX4_LP, 2, "Dual XGb CX4 LP"}, + {NETXEN_BRDTYPE_P3_4_GB, 4, "Quad Gig LP"}, + {NETXEN_BRDTYPE_P3_IMEZ, 2, "Dual XGb IMEZ"}, + {NETXEN_BRDTYPE_P3_10G_SFP_PLUS, 2, "Dual XGb SFP+ LP"}, + {NETXEN_BRDTYPE_P3_10000_BASE_T, 1, "XGB 10G BaseT LP"}, + {NETXEN_BRDTYPE_P3_XG_LOM, 2, "Dual XGb LOM"}, + {NETXEN_BRDTYPE_P3_4_GB_MM, 4, "Quad GB - March Madness"}, + {NETXEN_BRDTYPE_P3_10G_CX4, 2, "Reference Dual CX4 Option"}, + {NETXEN_BRDTYPE_P3_10G_XFP, 1, "Reference Single XFP Option"} }; #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(netxen_boards) -- cgit v1.2.3 From 3ce06a320f8d5a3f16960e63021cc372283efffb Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:03 -0700 Subject: netxen: add 2MB PCI memory support New revision of netxen chip has 2MB PCI memory. Older chips had 128MB addressable PCI memory. To retain compatibility, this patch adds function pointers based on pci bar0 size. Signed-off-by: Dhananjay Phadke Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 70 +++++++++++++++++++++++++++++++++++------ 1 file changed, 61 insertions(+), 9 deletions(-) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index acc7d79457d..29ab2ce30d6 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -799,6 +799,12 @@ struct netxen_hardware_context { unsigned long first_page_group_start; void __iomem *db_base; unsigned long db_len; + unsigned long pci_len0; + + int qdr_sn_window; + int ddr_mn_window; + unsigned long mn_win_crb; + unsigned long ms_win_crb; u8 revision_id; u16 board_type; @@ -894,6 +900,8 @@ struct netxen_adapter { struct work_struct tx_timeout_task; u32 curr_window; + u32 crb_win; + rwlock_t adapter_lock; u32 cmd_producer; __le32 *cmd_consumer; @@ -947,6 +955,17 @@ struct netxen_adapter { int (*init_port) (struct netxen_adapter *, int); void (*init_niu) (struct netxen_adapter *); int (*stop_port) (struct netxen_adapter *); + + int (*hw_read_wx)(struct netxen_adapter *, ulong, void *, int); + int (*hw_write_wx)(struct netxen_adapter *, ulong, void *, int); + int (*pci_mem_read)(struct netxen_adapter *, u64, void *, int); + int (*pci_mem_write)(struct netxen_adapter *, u64, void *, int); + int (*pci_write_immediate)(struct netxen_adapter *, u64, u32); + u32 (*pci_read_immediate)(struct netxen_adapter *, u64); + void (*pci_write_normalize)(struct netxen_adapter *, u64, u32); + u32 (*pci_read_normalize)(struct netxen_adapter *, u64); + unsigned long (*pci_set_window)(struct netxen_adapter *, + unsigned long long); }; /* netxen_adapter structure */ /* @@ -1022,19 +1041,52 @@ int netxen_niu_gbe_phy_write(struct netxen_adapter *adapter, int netxen_nic_set_mtu_xgb(struct netxen_adapter *adapter, int new_mtu); int netxen_nic_set_mtu_gb(struct netxen_adapter *adapter, int new_mtu); void netxen_nic_init_niu_gb(struct netxen_adapter *adapter); -void netxen_nic_pci_change_crbwindow(struct netxen_adapter *adapter, u32 wndw); void netxen_nic_reg_write(struct netxen_adapter *adapter, u64 off, u32 val); int netxen_nic_reg_read(struct netxen_adapter *adapter, u64 off); void netxen_nic_write_w0(struct netxen_adapter *adapter, u32 index, u32 value); -void netxen_nic_read_w0(struct netxen_adapter *adapter, u32 index, u32 * value); +void netxen_nic_read_w0(struct netxen_adapter *adapter, u32 index, u32 *value); +void netxen_nic_write_w1(struct netxen_adapter *adapter, u32 index, u32 value); +void netxen_nic_read_w1(struct netxen_adapter *adapter, u32 index, u32 *value); int netxen_nic_get_board_info(struct netxen_adapter *adapter); -int netxen_nic_hw_read_wx(struct netxen_adapter *adapter, u64 off, void *data, - int len); -int netxen_nic_hw_write_wx(struct netxen_adapter *adapter, u64 off, void *data, - int len); + +int netxen_nic_hw_read_wx_128M(struct netxen_adapter *adapter, + ulong off, void *data, int len); +int netxen_nic_hw_write_wx_128M(struct netxen_adapter *adapter, + ulong off, void *data, int len); +int netxen_nic_pci_mem_read_128M(struct netxen_adapter *adapter, + u64 off, void *data, int size); +int netxen_nic_pci_mem_write_128M(struct netxen_adapter *adapter, + u64 off, void *data, int size); +int netxen_nic_pci_write_immediate_128M(struct netxen_adapter *adapter, + u64 off, u32 data); +u32 netxen_nic_pci_read_immediate_128M(struct netxen_adapter *adapter, u64 off); +void netxen_nic_pci_write_normalize_128M(struct netxen_adapter *adapter, + u64 off, u32 data); +u32 netxen_nic_pci_read_normalize_128M(struct netxen_adapter *adapter, u64 off); +unsigned long netxen_nic_pci_set_window_128M(struct netxen_adapter *adapter, + unsigned long long addr); +void netxen_nic_pci_change_crbwindow_128M(struct netxen_adapter *adapter, + u32 wndw); + +int netxen_nic_hw_read_wx_2M(struct netxen_adapter *adapter, + ulong off, void *data, int len); +int netxen_nic_hw_write_wx_2M(struct netxen_adapter *adapter, + ulong off, void *data, int len); +int netxen_nic_pci_mem_read_2M(struct netxen_adapter *adapter, + u64 off, void *data, int size); +int netxen_nic_pci_mem_write_2M(struct netxen_adapter *adapter, + u64 off, void *data, int size); void netxen_crb_writelit_adapter(struct netxen_adapter *adapter, unsigned long off, int data); +int netxen_nic_pci_write_immediate_2M(struct netxen_adapter *adapter, + u64 off, u32 data); +u32 netxen_nic_pci_read_immediate_2M(struct netxen_adapter *adapter, u64 off); +void netxen_nic_pci_write_normalize_2M(struct netxen_adapter *adapter, + u64 off, u32 data); +u32 netxen_nic_pci_read_normalize_2M(struct netxen_adapter *adapter, u64 off); +unsigned long netxen_nic_pci_set_window_2M(struct netxen_adapter *adapter, + unsigned long long addr); /* Functions from netxen_nic_init.c */ void netxen_free_adapter_offload(struct netxen_adapter *adapter); @@ -1129,7 +1181,7 @@ dma_watchdog_shutdown_request(struct netxen_adapter *adapter) u32 ctrl; /* check if already inactive */ - if (netxen_nic_hw_read_wx(adapter, + if (adapter->hw_read_wx(adapter, NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL), &ctrl, 4)) printk(KERN_ERR "failed to read dma watchdog status\n"); @@ -1149,7 +1201,7 @@ dma_watchdog_shutdown_poll_result(struct netxen_adapter *adapter) { u32 ctrl; - if (netxen_nic_hw_read_wx(adapter, + if (adapter->hw_read_wx(adapter, NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL), &ctrl, 4)) printk(KERN_ERR "failed to read dma watchdog status\n"); @@ -1161,7 +1213,7 @@ dma_watchdog_wakeup(struct netxen_adapter *adapter) { u32 ctrl; - if (netxen_nic_hw_read_wx(adapter, + if (adapter->hw_read_wx(adapter, NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL), &ctrl, 4)) printk(KERN_ERR "failed to read dma watchdog status\n"); -- cgit v1.2.3 From 2956640d4aaaecd42bd8ba800cc8c33bfe206b7e Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:04 -0700 Subject: netxen: pci probe and firmware init changes Add initialization code in pci probe for new chip and retain compatibility with old revisions. Signed-off-by: Dhananjay Phadke Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 40 +++++++++++++++++++++++++++++++++------- 1 file changed, 33 insertions(+), 7 deletions(-) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index 29ab2ce30d6..b23a5a447f0 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -801,6 +801,7 @@ struct netxen_hardware_context { unsigned long db_len; unsigned long pci_len0; + u8 cut_through; int qdr_sn_window; int ddr_mn_window; unsigned long mn_win_crb; @@ -871,9 +872,16 @@ struct netxen_recv_context { struct status_desc *rcv_status_desc_head; }; -#define NETXEN_NIC_MSI_ENABLED 0x02 -#define NETXEN_DMA_MASK 0xfffffffe -#define NETXEN_DB_MAPSIZE_BYTES 0x1000 +#define NETXEN_NIC_MSI_ENABLED 0x02 +#define NETXEN_NIC_MSIX_ENABLED 0x04 +#define NETXEN_IS_MSI_FAMILY(adapter) \ + ((adapter)->flags & (NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED)) + +#define MSIX_ENTRIES_PER_ADAPTER 8 +#define NETXEN_MSIX_TBL_SPACE 8192 +#define NETXEN_PCI_REG_MSIX_TBL 0x44 + +#define NETXEN_DB_MAPSIZE_BYTES 0x1000 struct netxen_dummy_dma { void *addr; @@ -885,6 +893,7 @@ struct netxen_adapter { struct net_device *netdev; struct pci_dev *pdev; + int pci_using_dac; struct napi_struct napi; struct net_device_stats net_stats; unsigned char mac_addr[ETH_ALEN]; @@ -895,6 +904,8 @@ struct netxen_adapter { uint8_t mc_enabled; uint8_t max_mc_count; + struct netxen_legacy_intr_set legacy_intr; + struct work_struct watchdog_task; struct timer_list watchdog_timer; struct work_struct tx_timeout_task; @@ -903,6 +914,8 @@ struct netxen_adapter { u32 crb_win; rwlock_t adapter_lock; + uint64_t dma_mask; + u32 cmd_producer; __le32 *cmd_consumer; u32 last_cmd_consumer; @@ -919,6 +932,12 @@ struct netxen_adapter { int driver_mismatch; u32 temp; + u32 fw_major; + + u8 msix_supported; + u8 max_possible_rss_rings; + struct msix_entry msix_entries[MSIX_ENTRIES_PER_ADAPTER]; + struct netxen_adapter_stats stats; u16 link_speed; @@ -1092,8 +1111,10 @@ unsigned long netxen_nic_pci_set_window_2M(struct netxen_adapter *adapter, void netxen_free_adapter_offload(struct netxen_adapter *adapter); int netxen_initialize_adapter_offload(struct netxen_adapter *adapter); int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val); +int netxen_receive_peg_ready(struct netxen_adapter *adapter); int netxen_load_firmware(struct netxen_adapter *adapter); int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose); + int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp); int netxen_rom_fast_read_words(struct netxen_adapter *adapter, int addr, u8 *bytes, size_t size); @@ -1107,14 +1128,19 @@ void netxen_halt_pegs(struct netxen_adapter *adapter); int netxen_rom_se(struct netxen_adapter *adapter, int addr); -/* Functions from netxen_nic_isr.c */ -void netxen_initialize_adapter_sw(struct netxen_adapter *adapter); +int netxen_alloc_sw_resources(struct netxen_adapter *adapter); +void netxen_free_sw_resources(struct netxen_adapter *adapter); + +int netxen_alloc_hw_resources(struct netxen_adapter *adapter); +void netxen_free_hw_resources(struct netxen_adapter *adapter); + +void netxen_release_rx_buffers(struct netxen_adapter *adapter); +void netxen_release_tx_buffers(struct netxen_adapter *adapter); + void netxen_initialize_adapter_ops(struct netxen_adapter *adapter); int netxen_init_firmware(struct netxen_adapter *adapter); -void netxen_free_hw_resources(struct netxen_adapter *adapter); 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); void netxen_watchdog_task(struct work_struct *work); void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, -- cgit v1.2.3 From a97342f9790f14ac20bd5f8b16ed661411fa2e3e Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:05 -0700 Subject: netxen: remove netxen_nic_isr.c It had only couple of functions which are moved to main.c Signed-off-by: Dhananjay Phadke Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index b23a5a447f0..87be0a6ef51 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -810,8 +810,7 @@ struct netxen_hardware_context { u8 revision_id; u16 board_type; struct netxen_board_info boardcfg; - u32 xg_linkup; - u32 qg_linksup; + u32 linkup; /* Address of cmd ring in Phantom */ struct cmd_desc_type0 *cmd_desc_head; dma_addr_t cmd_desc_phys_addr; @@ -965,7 +964,6 @@ struct netxen_adapter { int msi_mode; int (*enable_phy_interrupts) (struct netxen_adapter *); int (*disable_phy_interrupts) (struct netxen_adapter *); - void (*handle_phy_intr) (struct netxen_adapter *); int (*macaddr_set) (struct netxen_adapter *, netxen_ethernet_macaddr_t); int (*set_mtu) (struct netxen_adapter *, int); int (*set_promisc) (struct netxen_adapter *, netxen_niu_prom_mode_t); @@ -1049,8 +1047,6 @@ int netxen_niu_xgbe_enable_phy_interrupts(struct netxen_adapter *adapter); int netxen_niu_gbe_enable_phy_interrupts(struct netxen_adapter *adapter); int netxen_niu_xgbe_disable_phy_interrupts(struct netxen_adapter *adapter); int netxen_niu_gbe_disable_phy_interrupts(struct netxen_adapter *adapter); -void netxen_nic_xgbe_handle_phy_intr(struct netxen_adapter *adapter); -void netxen_nic_gbe_handle_phy_intr(struct netxen_adapter *adapter); int netxen_niu_gbe_phy_read(struct netxen_adapter *adapter, long reg, __u32 * readval); int netxen_niu_gbe_phy_write(struct netxen_adapter *adapter, -- cgit v1.2.3 From 48bfd1e0fc66b27254ec742b014e689ef218e76c Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:06 -0700 Subject: netxen: add netxen_nic_ctx.c 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 Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 272 +++++++++++++++++++++++++++++++++++++++- 1 file changed, 268 insertions(+), 4 deletions(-) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index 87be0a6ef51..936219010e4 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -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); -- cgit v1.2.3 From c9fc891f86c062449116fde8826a0ead650e17ac Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:07 -0700 Subject: netxen: mtu, mac, link status changes MAC addr, multicast filters, mtu are set through firmware commands in firmware v4.0.0+ because of virtualization of physical ports. Link status is also read from registers allocated by firmware for each virtual port. Signed-off-by: Dhananjay Phadke Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index 936219010e4..e41f62352b1 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -1119,7 +1119,7 @@ typedef struct { u64 qhdr; u64 req_hdr; u64 words[6]; -} nic_request_t; +} nx_nic_req_t; typedef struct { u8 op; @@ -1127,6 +1127,7 @@ typedef struct { u8 mac_addr[6]; } nx_mac_req_t; +#define MAX_PENDING_DESC_BLOCK_SIZE 64 #define NETXEN_NIC_MSI_ENABLED 0x02 #define NETXEN_NIC_MSIX_ENABLED 0x04 @@ -1152,7 +1153,6 @@ struct netxen_adapter { int pci_using_dac; struct napi_struct napi; struct net_device_stats net_stats; - unsigned char mac_addr[ETH_ALEN]; int mtu; int portnum; u8 physical_port; @@ -1160,6 +1160,7 @@ struct netxen_adapter { uint8_t mc_enabled; uint8_t max_mc_count; + nx_mac_list_t *mac_list; struct netxen_legacy_intr_set legacy_intr; u32 crb_intr_mask; @@ -1231,7 +1232,6 @@ struct netxen_adapter { int (*phy_read) (struct netxen_adapter *, long reg, u32 *); int (*phy_write) (struct netxen_adapter *, long reg, u32 val); int (*init_port) (struct netxen_adapter *, int); - void (*init_niu) (struct netxen_adapter *); int (*stop_port) (struct netxen_adapter *); int (*hw_read_wx)(struct netxen_adapter *, ulong, void *, int); @@ -1316,7 +1316,6 @@ int netxen_niu_gbe_phy_write(struct netxen_adapter *adapter, /* Functions available from netxen_nic_hw.c */ int netxen_nic_set_mtu_xgb(struct netxen_adapter *adapter, int new_mtu); int netxen_nic_set_mtu_gb(struct netxen_adapter *adapter, int new_mtu); -void netxen_nic_init_niu_gb(struct netxen_adapter *adapter); void netxen_nic_reg_write(struct netxen_adapter *adapter, u64 off, u32 val); int netxen_nic_reg_read(struct netxen_adapter *adapter, u64 off); void netxen_nic_write_w0(struct netxen_adapter *adapter, u32 index, u32 value); @@ -1404,7 +1403,8 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid); 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); +void netxen_p2_nic_set_multi(struct net_device *netdev); +void netxen_p3_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); @@ -1412,6 +1412,8 @@ 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); +void netxen_nic_update_cmd_producer(struct netxen_adapter *adapter, + uint32_t crb_producer); /* * NetXen Board information -- cgit v1.2.3 From d9e651bc06690c5a5326e8d019fa7668409bc819 Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:08 -0700 Subject: netxen: cut-through rx changes NX3031 supports cut-through operation where ingress packets are directly dma'ed into host buffers to reduce latency. This requires larger dma buffers (2kb) and different alignemnt. The buffer posting logic is changed a bit. The free rx buffers are maintained in linked list, since the received reference handles can be out of order. However rx descriptors are still posted sequentially, indexed by producer. Signed-off-by: Dhananjay Phadke Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 38 ++++++++++++++++++++++++++++---------- 1 file changed, 28 insertions(+), 10 deletions(-) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index e41f62352b1..705fdf10f95 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -140,6 +140,7 @@ #define NX_RX_NORMAL_BUF_MAX_LEN (NX_MAX_ETHERHDR + NX_ETHERMTU) #define NX_P2_RX_JUMBO_BUF_MAX_LEN (NX_MAX_ETHERHDR + P2_MAX_MTU) #define NX_P3_RX_JUMBO_BUF_MAX_LEN (NX_MAX_ETHERHDR + P3_MAX_MTU) +#define NX_CT_DEFAULT_RX_BUF_LEN 2048 #define MAX_RX_BUFFER_LENGTH 1760 #define MAX_RX_JUMBO_BUFFER_LENGTH 8062 @@ -391,8 +392,8 @@ struct rcv_desc { }; /* opcode field in status_desc */ -#define RCV_NIC_PKT (0xA) -#define STATUS_NIC_PKT ((RCV_NIC_PKT) << 12) +#define NETXEN_NIC_RXPKT_DESC 0x04 +#define NETXEN_OLD_RXPKT_DESC 0x3f /* for status field in status_desc */ #define STATUS_NEED_CKSUM (1) @@ -424,6 +425,8 @@ struct rcv_desc { (((sts_data) >> 28) & 0xFFFF) #define netxen_get_sts_prot(sts_data) \ (((sts_data) >> 44) & 0x0F) +#define netxen_get_sts_pkt_offset(sts_data) \ + (((sts_data) >> 48) & 0x1F) #define netxen_get_sts_opcode(sts_data) \ (((sts_data) >> 58) & 0x03F) @@ -438,17 +441,30 @@ struct rcv_desc { struct status_desc { /* Bit pattern: 0-3 port, 4-7 status, 8-11 type, 12-27 total_length - 28-43 reference_handle, 44-47 protocol, 48-52 unused + 28-43 reference_handle, 44-47 protocol, 48-52 pkt_offset 53-55 desc_cnt, 56-57 owner, 58-63 opcode */ __le64 status_desc_data; - __le32 hash_value; - u8 hash_type; - u8 msg_type; - u8 unused; - /* Bit pattern: 0-6 lro_count indicates frag sequence, - 7 last_frag indicates last frag */ - u8 lro; + union { + struct { + __le32 hash_value; + u8 hash_type; + u8 msg_type; + u8 unused; + union { + /* Bit pattern: 0-6 lro_count indicates frag + * sequence, 7 last_frag indicates last frag + */ + u8 lro; + + /* chained buffers */ + u8 nr_frags; + }; + }; + struct { + __le16 frag_handles[4]; + }; + }; } __attribute__ ((aligned(16))); enum { @@ -774,6 +790,7 @@ struct netxen_cmd_buffer { /* In rx_buffer, we do not need multiple fragments as is a single buffer */ struct netxen_rx_buffer { + struct list_head list; struct sk_buff *skb; u64 dma; u16 ref_handle; @@ -854,6 +871,7 @@ struct nx_host_rds_ring { u32 dma_size; u32 skb_size; struct netxen_rx_buffer *rx_buf_arr; /* rx buffers for receive */ + struct list_head free_list; int begin_alloc; }; -- cgit v1.2.3 From cd1f8160e015cd1538701b7de216cbeaefc6b0a8 Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:09 -0700 Subject: netxen: enable tso6, intr coalescing. Enable tso6 and ipv6 checksum, interrupt coalescing for NX3031. Signed-off-by: Dhananjay Phadke Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index 705fdf10f95..bcc551ef851 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -1133,6 +1133,40 @@ typedef struct nx_mac_list_s { uint8_t mac_addr[MAX_ADDR_LEN]; } nx_mac_list_t; +/* + * Interrupt coalescing defaults. The defaults are for 1500 MTU. It is + * adjusted based on configured MTU. + */ +#define NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US 3 +#define NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS 256 +#define NETXEN_DEFAULT_INTR_COALESCE_TX_PACKETS 64 +#define NETXEN_DEFAULT_INTR_COALESCE_TX_TIME_US 4 + +#define NETXEN_NIC_INTR_DEFAULT 0x04 + +typedef union { + struct { + uint16_t rx_packets; + uint16_t rx_time_us; + uint16_t tx_packets; + uint16_t tx_time_us; + } data; + uint64_t word; +} nx_nic_intr_coalesce_data_t; + +typedef struct { + uint16_t stats_time_us; + uint16_t rate_sample_time; + uint16_t flags; + uint16_t rsvd_1; + uint32_t low_threshold; + uint32_t high_threshold; + nx_nic_intr_coalesce_data_t normal; + nx_nic_intr_coalesce_data_t low; + nx_nic_intr_coalesce_data_t high; + nx_nic_intr_coalesce_data_t irq; +} nx_nic_intr_coalesce_t; + typedef struct { u64 qhdr; u64 req_hdr; @@ -1158,6 +1192,10 @@ typedef struct { #define NETXEN_DB_MAPSIZE_BYTES 0x1000 +#define NETXEN_NETDEV_WEIGHT 120 +#define NETXEN_ADAPTER_UP_MAGIC 777 +#define NETXEN_NIC_PEG_TUNE 0 + struct netxen_dummy_dma { void *addr; dma_addr_t phys_addr; @@ -1236,6 +1274,7 @@ struct netxen_adapter { int is_up; struct netxen_dummy_dma dummy_dma; + nx_nic_intr_coalesce_t coal; /* Context interface shared between card and host */ struct netxen_ring_ctx *ctx_desc; @@ -1423,6 +1462,7 @@ int netxen_process_cmd_ring(struct netxen_adapter *adapter); u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctx, int max); void netxen_p2_nic_set_multi(struct net_device *netdev); void netxen_p3_nic_set_multi(struct net_device *netdev); +int netxen_config_intr_coalesce(struct netxen_adapter *adapter); u32 nx_fw_cmd_set_mtu(struct netxen_adapter *adapter, u32 mtu); int netxen_nic_change_mtu(struct net_device *netdev, int new_mtu); -- cgit v1.2.3 From 58735567b6de3034c9d0d7e1dcf31614b66de986 Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 21 Jul 2008 19:44:10 -0700 Subject: netxen: update driver version Change driver version to 4.0.0. Netxen firmwares as old as v3.4.216 are supported. Signed-off-by: Dhananjay Phadke Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic.h | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index bcc551ef851..ac710c30d3f 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -63,10 +63,12 @@ #include "netxen_nic_hw.h" -#define _NETXEN_NIC_LINUX_MAJOR 3 -#define _NETXEN_NIC_LINUX_MINOR 4 -#define _NETXEN_NIC_LINUX_SUBVERSION 18 -#define NETXEN_NIC_LINUX_VERSIONID "3.4.18" +#define _NETXEN_NIC_LINUX_MAJOR 4 +#define _NETXEN_NIC_LINUX_MINOR 0 +#define _NETXEN_NIC_LINUX_SUBVERSION 0 +#define NETXEN_NIC_LINUX_VERSIONID "4.0.0" + +#define NETXEN_VERSION_CODE(a, b, c) (((a) << 16) + ((b) << 8) + (c)) #define NETXEN_NUM_FLASH_SECTORS (64) #define NETXEN_FLASH_SECTOR_SIZE (64 * 1024) -- cgit v1.2.3 From 4255589293b78c4dab324323e12857876b154863 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Tue, 22 Jul 2008 18:29:10 -0700 Subject: netxen: Needs to include linux/vmalloc.h Signed-off-by: David S. Miller --- drivers/net/netxen/netxen_nic.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net/netxen/netxen_nic.h') diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index ac710c30d3f..8e736614407 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -54,6 +54,7 @@ #include #include +#include #include #include -- cgit v1.2.3