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Kirill Smelkov
linux
Commits
2ade4361
Commit
2ade4361
authored
Mar 02, 2006
by
Jeff Garzik
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Merge branch 'lro'
parents
75e47b36
79dc1901
Changes
2
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2 changed files
with
565 additions
and
62 deletions
+565
-62
drivers/net/s2io.c
drivers/net/s2io.c
+527
-62
drivers/net/s2io.h
drivers/net/s2io.h
+38
-0
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drivers/net/s2io.c
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2ade4361
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drivers/net/s2io.h
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2ade4361
...
@@ -78,6 +78,13 @@ static int debug_level = ERR_DBG;
...
@@ -78,6 +78,13 @@ static int debug_level = ERR_DBG;
typedef
struct
{
typedef
struct
{
unsigned
long
long
single_ecc_errs
;
unsigned
long
long
single_ecc_errs
;
unsigned
long
long
double_ecc_errs
;
unsigned
long
long
double_ecc_errs
;
/* LRO statistics */
unsigned
long
long
clubbed_frms_cnt
;
unsigned
long
long
sending_both
;
unsigned
long
long
outof_sequence_pkts
;
unsigned
long
long
flush_max_pkts
;
unsigned
long
long
sum_avg_pkts_aggregated
;
unsigned
long
long
num_aggregations
;
}
swStat_t
;
}
swStat_t
;
/* The statistics block of Xena */
/* The statistics block of Xena */
...
@@ -680,6 +687,24 @@ struct msix_info_st {
...
@@ -680,6 +687,24 @@ struct msix_info_st {
u64
data
;
u64
data
;
};
};
/* Data structure to represent a LRO session */
typedef
struct
lro
{
struct
sk_buff
*
parent
;
u8
*
l2h
;
struct
iphdr
*
iph
;
struct
tcphdr
*
tcph
;
u32
tcp_next_seq
;
u32
tcp_ack
;
int
total_len
;
int
frags_len
;
int
sg_num
;
int
in_use
;
u16
window
;
u32
cur_tsval
;
u32
cur_tsecr
;
u8
saw_ts
;
}
lro_t
;
/* Structure representing one instance of the NIC */
/* Structure representing one instance of the NIC */
struct
s2io_nic
{
struct
s2io_nic
{
int
rxd_mode
;
int
rxd_mode
;
...
@@ -784,6 +809,13 @@ struct s2io_nic {
...
@@ -784,6 +809,13 @@ struct s2io_nic {
#define XFRAME_II_DEVICE 2
#define XFRAME_II_DEVICE 2
u8
device_type
;
u8
device_type
;
#define MAX_LRO_SESSIONS 32
lro_t
lro0_n
[
MAX_LRO_SESSIONS
];
unsigned
long
clubbed_frms_cnt
;
unsigned
long
sending_both
;
u8
lro
;
u16
lro_max_aggr_per_sess
;
#define INTA 0
#define INTA 0
#define MSI 1
#define MSI 1
#define MSI_X 2
#define MSI_X 2
...
@@ -937,4 +969,10 @@ static void s2io_card_down(nic_t *nic);
...
@@ -937,4 +969,10 @@ static void s2io_card_down(nic_t *nic);
static
int
s2io_card_up
(
nic_t
*
nic
);
static
int
s2io_card_up
(
nic_t
*
nic
);
static
int
get_xena_rev_id
(
struct
pci_dev
*
pdev
);
static
int
get_xena_rev_id
(
struct
pci_dev
*
pdev
);
static
void
restore_xmsi_data
(
nic_t
*
nic
);
static
void
restore_xmsi_data
(
nic_t
*
nic
);
static
int
s2io_club_tcp_session
(
u8
*
buffer
,
u8
**
tcp
,
u32
*
tcp_len
,
lro_t
**
lro
,
RxD_t
*
rxdp
,
nic_t
*
sp
);
static
void
clear_lro_session
(
lro_t
*
lro
);
static
void
queue_rx_frame
(
struct
sk_buff
*
skb
);
static
void
update_L3L4_header
(
nic_t
*
sp
,
lro_t
*
lro
);
static
void
lro_append_pkt
(
nic_t
*
sp
,
lro_t
*
lro
,
struct
sk_buff
*
skb
,
u32
tcp_len
);
#endif
/* _S2IO_H */
#endif
/* _S2IO_H */
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