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NetXen: Port swap feature for multi port cards

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NetXen: Port Swap feature
This patch will allow a port numbers on the card to be swapped in
host driver. This feature is applicable to cards having more than
1 port.

Signed-off by: Milan Bag <mbag@netxen.com>
Signed-off by: Mithlesh Thukral <mithlesh@netxen.com>

Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Mithlesh Thukral
2007-04-20 07:55:26 -07:00
committed by Jeff Garzik
parent 5d512f5594
commit 6c80b18df3
10 changed files with 470 additions and 268 deletions
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21
drivers/net/netxen/netxen_nic.h
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@@ -205,6 +205,7 @@ enum {
#define MAX_CMD_DESCRIPTORS 1024
#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_JUMBO_RCV_DESCRIPTORS 1024
#define MAX_LRO_RCV_DESCRIPTORS 64
@@ -303,6 +304,8 @@ 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))
#define netxen_set_cmd_desc_flags(cmd_desc, val) \
((cmd_desc)->flags_opcode &= ~cpu_to_le16(0x7f), \
@@ -445,7 +448,7 @@ struct status_desc {
/* Bit pattern: 0-6 lro_count indicates frag sequence,
7 last_frag indicates last frag */
u8 lro;
} __attribute__ ((aligned(8)));
} __attribute__ ((aligned(16)));
enum {
NETXEN_RCV_PEG_0 = 0,
@@ -723,6 +726,18 @@ struct netxen_skb_frag {
u32 length;
};
#define _netxen_set_bits(config_word, start, bits, val) {\
unsigned long long __tmask = (((1ULL << (bits)) - 1) << (start));\
unsigned long long __tvalue = (val); \
(config_word) &= ~__tmask; \
(config_word) |= (((__tvalue) << (start)) & __tmask); \
}
#define _netxen_clear_bits(config_word, start, bits) {\
unsigned long long __tmask = (((1ULL << (bits)) - 1) << (start)); \
(config_word) &= ~__tmask; \
}
/* Following defines are for the state of the buffers */
#define NETXEN_BUFFER_FREE 0
#define NETXEN_BUFFER_BUSY 1
@@ -767,6 +782,8 @@ struct netxen_hardware_context {
void __iomem *pci_base0;
void __iomem *pci_base1;
void __iomem *pci_base2;
unsigned long first_page_group_end;
unsigned long first_page_group_start;
void __iomem *db_base;
unsigned long db_len;
@@ -862,6 +879,7 @@ struct netxen_adapter {
struct netxen_adapter *master;
struct net_device *netdev;
struct pci_dev *pdev;
struct net_device_stats net_stats;
unsigned char mac_addr[ETH_ALEN];
int mtu;
int portnum;
@@ -1152,4 +1170,5 @@ extern int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr,
extern struct ethtool_ops netxen_nic_ethtool_ops;
extern int physical_port[]; /* physical port # from virtual port.*/
#endif /* __NETXEN_NIC_H_ */