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[mtnic] Add multiport support and some minor fixes 

Signed-off-by: Michael Brown <mcb30@etherboot.org>
This commit is contained in:
Itay Gazit 2009-02-09 12:40:48 +00:00 committed by Michael Brown
parent e9c10ca158
commit 750c19466a
2 changed files with 697 additions and 595 deletions
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791
src/drivers/net/mtnic.c Executable file → Normal file
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File diff suppressed because it is too large Load Diff

57
src/drivers/net/mtnic.h Executable file → Normal file
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@ -38,24 +38,28 @@
/*
* Device setup
*/
/*
Note port number can be changed under mtnic.c !
*/
#define MTNIC_MAX_PORTS 2
#define MTNIC_PORT1 0
#define MTNIC_PORT2 1
#define NUM_TX_RINGS 1
#define NUM_RX_RINGS 1
#define NUM_CQS (NUM_RX_RINGS + NUM_TX_RINGS)
#define GO_BIT_TIMEOUT 6000
#define TBIT_RETRIES 100
#define UNITS_BUFFER_SIZE 8 /* can be configured to 4/8/16 */
#define MAX_GAP_PROD_CONS (UNITS_BUFFER_SIZE/4)
#define DEF_MTU 1600
#define DEF_IOBUF_SIZE 1600
#define MAX_GAP_PROD_CONS ( UNITS_BUFFER_SIZE / 4 )
#define ETH_DEF_LEN 1540 /* 40 bytes used by the card */
#define ETH_FCS_LEN 14
#define DEF_MTU ETH_DEF_LEN + ETH_FCS_LEN
#define DEF_IOBUF_SIZE ETH_DEF_LEN
#define MAC_ADDRESS_SIZE 6
#define NUM_EQES 16
#define ROUND_TO_CHECK 0x400
#define DELAY_LINK_CHECK 300
#define CHECK_LINK_TIMES 7
#define XNOR(x,y) (!(x) == !(y))
#define dma_addr_t unsigned long
@ -193,14 +197,7 @@ enum {
MTNIC_CLR_INT_SIZE = 0x00008,
};
#define MELLANOX_VENDOR_ID 0x15b3
#define MTNIC_DEVICE_ID 0x00a00190
#define MTNIC_RESET_OFFSET 0xF0010
#define MTNIC_DEVICE_ID_OFFSET 0xF0014
@ -359,7 +356,8 @@ struct mtnic_eq {
enum mtnic_state {
CARD_DOWN,
CARD_INITIALIZED,
CARD_UP
CARD_UP,
CARD_LINK_DOWN,
};
/* FW */
@ -395,12 +393,15 @@ struct mtnic_txcq_db {
* Device private data
*
*/
struct mtnic_priv {
struct net_device *dev;
struct mtnic {
struct net_device *netdev[MTNIC_MAX_PORTS];
struct mtnic_if_cmd_reg *hcr;
struct mtnic_cmd cmd;
struct pci_device *pdev;
u8 port;
enum mtnic_state state;
struct mtnic_eq eq;
u32 *eq_db;
/* Firmware and board info */
u64 fw_ver;
struct {
@ -417,18 +418,27 @@ struct mtnic_priv {
u32 txcq_db_offset;
u32 eq_db_offset;
} fw;
};
struct mtnic_if_cmd_reg *hcr;
struct mtnic_cmd cmd;
struct mtnic_port {
struct mtnic *mtnic;
u8 port;
enum mtnic_state state;
/* TX, RX, CQs, EQ */
struct mtnic_ring tx_ring;
struct mtnic_ring rx_ring;
struct mtnic_cq cq[NUM_CQS];
struct mtnic_eq eq;
u32 *eq_db;
u32 poll_counter;
struct net_device *netdev;
};
@ -519,6 +529,7 @@ struct mtnic_if_open_nic_in_mbox {
u8 log_mac_p2; /* log2 mac per rx port1 */
};
/* CMD CONFIG_RX */
struct mtnic_if_config_rx_in_imm {
u16 spkt_size; /* size of small packets interrupts enabled on CQ */