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Kirill Smelkov
linux
Commits
f7462f7b
Commit
f7462f7b
authored
Apr 21, 2002
by
Petko Manolov
Committed by
Greg Kroah-Hartman
Apr 21, 2002
Browse files
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Plain Diff
USB pegasus and rtl8150
Rx tasklet cleanups for both pegasus and rtl8150
parent
4f1aadaa
Changes
2
Hide whitespace changes
Inline
Side-by-side
Showing
2 changed files
with
48 additions
and
45 deletions
+48
-45
drivers/usb/net/pegasus.c
drivers/usb/net/pegasus.c
+24
-23
drivers/usb/net/rtl8150.c
drivers/usb/net/rtl8150.c
+24
-22
No files found.
drivers/usb/net/pegasus.c
View file @
f7462f7b
...
@@ -469,20 +469,11 @@ static inline int reset_mac(pegasus_t * pegasus)
...
@@ -469,20 +469,11 @@ static inline int reset_mac(pegasus_t * pegasus)
static
int
enable_net_traffic
(
struct
net_device
*
dev
,
struct
usb_device
*
usb
)
static
int
enable_net_traffic
(
struct
net_device
*
dev
,
struct
usb_device
*
usb
)
{
{
__u16
linkpart
,
bmsr
;
__u16
linkpart
;
__u8
data
[
4
];
__u8
data
[
4
];
pegasus_t
*
pegasus
=
dev
->
priv
;
pegasus_t
*
pegasus
=
dev
->
priv
;
read_mii_word
(
pegasus
,
pegasus
->
phy
,
MII_BMSR
,
&
bmsr
);
read_mii_word
(
pegasus
,
pegasus
->
phy
,
MII_LPA
,
&
linkpart
);
read_mii_word
(
pegasus
,
pegasus
->
phy
,
MII_BMSR
,
&
bmsr
);
if
(
!
(
bmsr
&
BMSR_LSTATUS
)
&&
!
loopback
)
warn
(
"%s: link NOT established (%04x) - check the cable."
,
dev
->
name
,
bmsr
);
if
(
read_mii_word
(
pegasus
,
pegasus
->
phy
,
MII_LPA
,
&
linkpart
))
return
2
;
if
(
!
(
linkpart
&
1
))
warn
(
"link partner stat %x"
,
linkpart
);
data
[
0
]
=
0xc9
;
data
[
0
]
=
0xc9
;
data
[
1
]
=
0
;
data
[
1
]
=
0
;
if
(
linkpart
&
(
ADVERTISE_100FULL
|
ADVERTISE_10FULL
))
if
(
linkpart
&
(
ADVERTISE_100FULL
|
ADVERTISE_10FULL
))
...
@@ -529,6 +520,8 @@ static void read_bulk_callback(struct urb *urb)
...
@@ -529,6 +520,8 @@ static void read_bulk_callback(struct urb *urb)
dbg
(
"reset MAC"
);
dbg
(
"reset MAC"
);
pegasus
->
flags
&=
~
PEGASUS_RX_BUSY
;
pegasus
->
flags
&=
~
PEGASUS_RX_BUSY
;
break
;
break
;
case
-
ENOENT
:
return
;
default:
default:
dbg
(
"%s: RX status %d"
,
net
->
name
,
urb
->
status
);
dbg
(
"%s: RX status %d"
,
net
->
name
,
urb
->
status
);
goto
goon
;
goto
goon
;
...
@@ -551,10 +544,8 @@ static void read_bulk_callback(struct urb *urb)
...
@@ -551,10 +544,8 @@ static void read_bulk_callback(struct urb *urb)
}
}
pkt_len
=
(
rx_status
&
0xfff
)
-
8
;
pkt_len
=
(
rx_status
&
0xfff
)
-
8
;
tasklet_schedule
(
&
pegasus
->
rx_tl
);
if
(
!
pegasus
->
rx_skb
)
if
(
!
pegasus
->
rx_skb
)
return
;
goto
tl_sched
;
skb_put
(
pegasus
->
rx_skb
,
pkt_len
);
skb_put
(
pegasus
->
rx_skb
,
pkt_len
);
pegasus
->
rx_skb
->
protocol
=
eth_type_trans
(
pegasus
->
rx_skb
,
net
);
pegasus
->
rx_skb
->
protocol
=
eth_type_trans
(
pegasus
->
rx_skb
,
net
);
...
@@ -562,7 +553,7 @@ static void read_bulk_callback(struct urb *urb)
...
@@ -562,7 +553,7 @@ static void read_bulk_callback(struct urb *urb)
if
(
!
(
skb
=
dev_alloc_skb
(
PEGASUS_MTU
+
2
)))
{
if
(
!
(
skb
=
dev_alloc_skb
(
PEGASUS_MTU
+
2
)))
{
pegasus
->
rx_skb
=
NULL
;
pegasus
->
rx_skb
=
NULL
;
return
;
goto
tl_sched
;
}
}
skb
->
dev
=
net
;
skb
->
dev
=
net
;
...
@@ -575,10 +566,17 @@ static void read_bulk_callback(struct urb *urb)
...
@@ -575,10 +566,17 @@ static void read_bulk_callback(struct urb *urb)
usb_rcvbulkpipe
(
pegasus
->
usb
,
1
),
usb_rcvbulkpipe
(
pegasus
->
usb
,
1
),
pegasus
->
rx_skb
->
data
,
PEGASUS_MTU
+
8
,
pegasus
->
rx_skb
->
data
,
PEGASUS_MTU
+
8
,
read_bulk_callback
,
pegasus
);
read_bulk_callback
,
pegasus
);
if
(
usb_submit_urb
(
pegasus
->
rx_urb
,
GFP_ATOMIC
))
if
(
usb_submit_urb
(
pegasus
->
rx_urb
,
GFP_ATOMIC
))
{
pegasus
->
flags
|=
PEGASUS_RX_URB_FAIL
;
pegasus
->
flags
|=
PEGASUS_RX_URB_FAIL
;
else
goto
tl_sched
;
}
else
{
pegasus
->
flags
&=
~
PEGASUS_RX_URB_FAIL
;
pegasus
->
flags
&=
~
PEGASUS_RX_URB_FAIL
;
}
return
;
tl_sched:
tasklet_schedule
(
&
pegasus
->
rx_tl
);
}
}
static
void
rx_fixup
(
unsigned
long
data
)
static
void
rx_fixup
(
unsigned
long
data
)
...
@@ -587,11 +585,10 @@ static void rx_fixup(unsigned long data)
...
@@ -587,11 +585,10 @@ static void rx_fixup(unsigned long data)
pegasus
=
(
pegasus_t
*
)
data
;
pegasus
=
(
pegasus_t
*
)
data
;
if
(
pegasus
->
flags
&
PEGASUS_RX_URB_FAIL
)
{
if
(
pegasus
->
flags
&
PEGASUS_RX_URB_FAIL
)
goto
try_again
;
if
(
pegasus
->
rx_skb
)
}
goto
try_again
;
if
(
pegasus
->
rx_skb
)
return
;
if
(
!
(
pegasus
->
rx_skb
=
dev_alloc_skb
(
PEGASUS_MTU
+
2
)))
{
if
(
!
(
pegasus
->
rx_skb
=
dev_alloc_skb
(
PEGASUS_MTU
+
2
)))
{
tasklet_schedule
(
&
pegasus
->
rx_tl
);
tasklet_schedule
(
&
pegasus
->
rx_tl
);
return
;
return
;
...
@@ -655,8 +652,12 @@ static void intr_callback(struct urb *urb)
...
@@ -655,8 +652,12 @@ static void intr_callback(struct urb *urb)
pegasus
->
stats
.
tx_aborted_errors
++
;
pegasus
->
stats
.
tx_aborted_errors
++
;
if
(
d
[
0
]
&
LATE_COL
)
if
(
d
[
0
]
&
LATE_COL
)
pegasus
->
stats
.
tx_window_errors
++
;
pegasus
->
stats
.
tx_window_errors
++
;
if
(
d
[
0
]
&
(
NO_CARRIER
|
LOSS_CARRIER
))
if
(
d
[
0
]
&
(
NO_CARRIER
|
LOSS_CARRIER
))
{
pegasus
->
stats
.
tx_carrier_errors
++
;
pegasus
->
stats
.
tx_carrier_errors
++
;
netif_carrier_off
(
net
);
}
else
{
netif_carrier_on
(
net
);
}
}
}
}
}
#endif
#endif
...
...
drivers/usb/net/rtl8150.c
View file @
f7462f7b
...
@@ -309,7 +309,7 @@ static void read_bulk_callback(struct urb *urb)
...
@@ -309,7 +309,7 @@ static void read_bulk_callback(struct urb *urb)
case
0
:
case
0
:
break
;
break
;
case
-
ENOENT
:
case
-
ENOENT
:
return
;
/*
urb'
s in unlink state */
return
;
/*
the urb i
s in unlink state */
case
-
ETIMEDOUT
:
case
-
ETIMEDOUT
:
warn
(
"reset needed may be?.."
);
warn
(
"reset needed may be?.."
);
goto
goon
;
goto
goon
;
...
@@ -318,12 +318,8 @@ static void read_bulk_callback(struct urb *urb)
...
@@ -318,12 +318,8 @@ static void read_bulk_callback(struct urb *urb)
goto
goon
;
goto
goon
;
}
}
tasklet_schedule
(
&
dev
->
tl
);
if
(
!
dev
->
rx_skb
)
goto
resched
;
if
(
!
dev
->
rx_skb
)
{
/* lost packets++ */
return
;
}
res
=
urb
->
actual_length
;
res
=
urb
->
actual_length
;
rx_stat
=
le16_to_cpu
(
*
(
short
*
)(
urb
->
transfer_buffer
+
res
-
4
));
rx_stat
=
le16_to_cpu
(
*
(
short
*
)(
urb
->
transfer_buffer
+
res
-
4
));
...
@@ -336,10 +332,8 @@ static void read_bulk_callback(struct urb *urb)
...
@@ -336,10 +332,8 @@ static void read_bulk_callback(struct urb *urb)
dev
->
stats
.
rx_bytes
+=
pkt_len
;
dev
->
stats
.
rx_bytes
+=
pkt_len
;
skb
=
pull_skb
(
dev
);
skb
=
pull_skb
(
dev
);
if
(
!
skb
)
{
if
(
!
skb
)
dev
->
rx_skb
=
NULL
;
goto
resched
;
return
;
}
skb
->
dev
=
netdev
;
skb
->
dev
=
netdev
;
skb_reserve
(
skb
,
2
);
skb_reserve
(
skb
,
2
);
...
@@ -347,10 +341,16 @@ static void read_bulk_callback(struct urb *urb)
...
@@ -347,10 +341,16 @@ static void read_bulk_callback(struct urb *urb)
goon:
goon:
FILL_BULK_URB
(
dev
->
rx_urb
,
dev
->
udev
,
usb_rcvbulkpipe
(
dev
->
udev
,
1
),
FILL_BULK_URB
(
dev
->
rx_urb
,
dev
->
udev
,
usb_rcvbulkpipe
(
dev
->
udev
,
1
),
dev
->
rx_skb
->
data
,
RTL8150_MTU
,
read_bulk_callback
,
dev
);
dev
->
rx_skb
->
data
,
RTL8150_MTU
,
read_bulk_callback
,
dev
);
if
(
usb_submit_urb
(
dev
->
rx_urb
,
GFP_ATOMIC
))
if
(
usb_submit_urb
(
dev
->
rx_urb
,
GFP_ATOMIC
))
{
set_bit
(
RX_URB_FAIL
,
&
dev
->
flags
);
set_bit
(
RX_URB_FAIL
,
&
dev
->
flags
);
else
goto
resched
;
}
else
{
clear_bit
(
RX_URB_FAIL
,
&
dev
->
flags
);
clear_bit
(
RX_URB_FAIL
,
&
dev
->
flags
);
}
return
;
resched:
tasklet_schedule
(
&
dev
->
tl
);
}
}
static
void
rx_fixup
(
unsigned
long
data
)
static
void
rx_fixup
(
unsigned
long
data
)
...
@@ -362,22 +362,24 @@ static void rx_fixup(unsigned long data)
...
@@ -362,22 +362,24 @@ static void rx_fixup(unsigned long data)
fill_skb_pool
(
dev
);
fill_skb_pool
(
dev
);
if
(
test_bit
(
RX_URB_FAIL
,
&
dev
->
flags
))
if
(
test_bit
(
RX_URB_FAIL
,
&
dev
->
flags
))
goto
try_again
;
if
(
dev
->
rx_skb
)
if
(
dev
->
rx_skb
)
goto
try_again
;
return
;
if
(
!
(
skb
=
pull_skb
(
dev
)))
if
(
!
(
skb
=
pull_skb
(
dev
)))
{
goto
tlsched
;
tasklet_schedule
(
&
dev
->
tl
);
return
;
}
dev
->
rx_skb
=
skb
;
dev
->
rx_skb
=
skb
;
FILL_BULK_URB
(
dev
->
rx_urb
,
dev
->
udev
,
usb_rcvbulkpipe
(
dev
->
udev
,
1
),
FILL_BULK_URB
(
dev
->
rx_urb
,
dev
->
udev
,
usb_rcvbulkpipe
(
dev
->
udev
,
1
),
dev
->
rx_skb
->
data
,
RTL8150_MTU
,
read_bulk_callback
,
dev
);
dev
->
rx_skb
->
data
,
RTL8150_MTU
,
read_bulk_callback
,
dev
);
try_again:
try_again:
if
(
usb_submit_urb
(
dev
->
rx_urb
,
GFP_ATOMIC
))
{
if
(
usb_submit_urb
(
dev
->
rx_urb
,
GFP_ATOMIC
))
{
set_bit
(
RX_URB_FAIL
,
&
dev
->
flags
);
set_bit
(
RX_URB_FAIL
,
&
dev
->
flags
);
tasklet_schedule
(
&
dev
->
tl
)
;
goto
tlsched
;
}
else
}
else
{
clear_bit
(
RX_URB_FAIL
,
&
dev
->
flags
);
clear_bit
(
RX_URB_FAIL
,
&
dev
->
flags
);
}
return
;
tlsched:
tasklet_schedule
(
&
dev
->
tl
);
}
}
static
void
write_bulk_callback
(
struct
urb
*
urb
)
static
void
write_bulk_callback
(
struct
urb
*
urb
)
...
...
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