#include <linux/mm.h>
#include <linux/mman.h>
+#include <linux/vmalloc.h>
#include <asm/system.h>
#include <asm/io.h>
#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)
#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
};
/* 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)
(((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)
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 {
/* 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;
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;
};
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;
u64 words[6];
-} nic_request_t;
+} nx_nic_req_t;
typedef struct {
u8 op;
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
#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;
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;
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;
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;
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);
/* 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);
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);
+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);
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