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Kirill Smelkov
linux
Commits
af291057
Commit
af291057
authored
Aug 28, 2002
by
Tim Hockin
Browse files
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Natsemi ethernet fixes:
* cleanup options * formatting * fix RX FIFO Overrun * WoL interrupt fix
parent
989b9792
Changes
1
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1 changed file
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29 additions
and
17 deletions
+29
-17
drivers/net/natsemi.c
drivers/net/natsemi.c
+29
-17
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drivers/net/natsemi.c
View file @
af291057
...
...
@@ -112,6 +112,13 @@
* Get rid of cable_magic flag
* use new (National provided) solution for cable magic issue
version 1.0.16:
* call netdev_rx() for RxErrors (Manfred Spraul)
* formatting and cleanups
* change options and full_duplex arrays to be zero
initialized
* enable only the WoL and PHY interrupts in wol mode
TODO:
* big endian support with CFG:BEM instead of cpu_to_le32
* support for an external PHY
...
...
@@ -150,8 +157,8 @@
#include <asm/uaccess.h>
#define DRV_NAME "natsemi"
#define DRV_VERSION "1.07+LK1.0.1
5
"
#define DRV_RELDATE "
Jul 23
, 2002"
#define DRV_VERSION "1.07+LK1.0.1
6
"
#define DRV_RELDATE "
Aug 28
, 2002"
/* Updated to recommendations in pci-skeleton v2.03. */
...
...
@@ -196,8 +203,8 @@ static int rx_copybreak;
The media type is usually passed in 'options[]'.
*/
#define MAX_UNITS 8
/* More are supported, limit only on options */
static
int
options
[
MAX_UNITS
]
=
{
-
1
,
-
1
,
-
1
,
-
1
,
-
1
,
-
1
,
-
1
,
-
1
}
;
static
int
full_duplex
[
MAX_UNITS
]
=
{
-
1
,
-
1
,
-
1
,
-
1
,
-
1
,
-
1
,
-
1
,
-
1
}
;
static
int
options
[
MAX_UNITS
];
static
int
full_duplex
[
MAX_UNITS
];
/* Operational parameters that are set at compile time. */
...
...
@@ -781,7 +788,7 @@ static int __devinit natsemi_probe1 (struct pci_dev *pdev,
option
=
dev
->
mem_start
;
/* The lower four bits are the media type. */
if
(
option
>
0
)
{
if
(
option
)
{
if
(
option
&
0x200
)
np
->
full_duplex
=
1
;
if
(
option
&
15
)
...
...
@@ -789,7 +796,7 @@ static int __devinit natsemi_probe1 (struct pci_dev *pdev,
"%s: ignoring user supplied media type %d"
,
dev
->
name
,
option
&
15
);
}
if
(
find_cnt
<
MAX_UNITS
&&
full_duplex
[
find_cnt
]
>
0
)
if
(
find_cnt
<
MAX_UNITS
&&
full_duplex
[
find_cnt
])
np
->
full_duplex
=
1
;
/* The chip-specific entries in the device structure. */
...
...
@@ -1388,8 +1395,8 @@ static int alloc_ring(struct net_device *dev)
{
struct
netdev_private
*
np
=
dev
->
priv
;
np
->
rx_ring
=
pci_alloc_consistent
(
np
->
pci_dev
,
sizeof
(
struct
netdev_desc
)
*
(
RX_RING_SIZE
+
TX_RING_SIZE
),
&
np
->
ring_dma
);
sizeof
(
struct
netdev_desc
)
*
(
RX_RING_SIZE
+
TX_RING_SIZE
),
&
np
->
ring_dma
);
if
(
!
np
->
rx_ring
)
return
-
ENOMEM
;
np
->
tx_ring
=
&
np
->
rx_ring
[
RX_RING_SIZE
];
...
...
@@ -1593,10 +1600,14 @@ static void intr_handler(int irq, void *dev_instance, struct pt_regs *rgs)
if
(
intr_status
==
0
)
break
;
if
(
intr_status
&
(
IntrRxDone
|
IntrRxIntr
|
RxStatusFIFOOver
|
IntrRxErr
|
IntrRxOverrun
))
if
(
intr_status
&
(
IntrRxDone
|
IntrRxIntr
|
RxStatusFIFOOver
|
IntrRxErr
|
IntrRxOverrun
))
{
netdev_rx
(
dev
);
}
if
(
intr_status
&
(
IntrTxDone
|
IntrTxIntr
|
IntrTxIdle
|
IntrTxErr
)
)
{
if
(
intr_status
&
(
IntrTxDone
|
IntrTxIntr
|
IntrTxIdle
|
IntrTxErr
))
{
spin_lock
(
&
np
->
lock
);
netdev_tx_done
(
dev
);
spin_unlock
(
&
np
->
lock
);
...
...
@@ -1607,16 +1618,16 @@ static void intr_handler(int irq, void *dev_instance, struct pt_regs *rgs)
netdev_error
(
dev
,
intr_status
);
if
(
--
boguscnt
<
0
)
{
printk
(
KERN_WARNING
"%s: Too much work at interrupt, "
"status=%#08x.
\n
"
,
dev
->
name
,
intr_status
);
if
(
netif_msg_intr
(
np
))
printk
(
KERN_WARNING
"%s: Too much work at interrupt, "
"status=%#08x.
\n
"
,
dev
->
name
,
intr_status
);
break
;
}
}
while
(
1
);
if
(
netif_msg_intr
(
np
))
printk
(
KERN_DEBUG
"%s: exiting interrupt.
\n
"
,
dev
->
name
);
printk
(
KERN_DEBUG
"%s: exiting interrupt.
\n
"
,
dev
->
name
);
}
/* This routine is logically part of the interrupt handler, but separated
...
...
@@ -2392,7 +2403,8 @@ static void enable_wol_mode(struct net_device *dev, int enable_intr)
/* enable the WOL interrupt.
* Could be used to send a netlink message.
*/
writel
(
readl
(
ioaddr
+
IntrMask
)
|
WOLPkt
,
ioaddr
+
IntrMask
);
writel
(
WOLPkt
|
LinkChange
,
ioaddr
+
IntrMask
);
writel
(
1
,
ioaddr
+
IntrEnable
);
}
}
...
...
@@ -2451,7 +2463,7 @@ static int netdev_close(struct net_device *dev)
drain_ring
(
dev
);
free_ring
(
dev
);
{
{
u32
wol
=
readl
(
ioaddr
+
WOLCmd
)
&
WakeOptsSummary
;
if
(
wol
)
{
/* restart the NIC in WOL mode.
...
...
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