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Kirill Smelkov
linux
Commits
4a869d07
Commit
4a869d07
authored
Aug 12, 2004
by
Russell King
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[PCMCIA] pd6729: add MODULE_DESCRIPTION and MODULE_AUTHOR, fix comment style
parent
da58de4b
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1
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27 additions
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13 deletions
+27
-13
drivers/pcmcia/pd6729.c
drivers/pcmcia/pd6729.c
+27
-13
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drivers/pcmcia/pd6729.c
View file @
4a869d07
...
...
@@ -28,11 +28,15 @@
#include "cirrus.h"
MODULE_LICENSE
(
"GPL"
);
MODULE_DESCRIPTION
(
"Driver for the Cirrus PD6729 PCI-PCMCIA bridge"
);
MODULE_AUTHOR
(
"Jun Komuro <komurojun@mbn.nifty.com>"
);
#define MAX_SOCKETS 2
/* simple helper functions */
/* External clock time, in nanoseconds. 120 ns = 8.33 MHz */
/*
* simple helper functions
* External clock time, in nanoseconds. 120 ns = 8.33 MHz
*/
#define to_cycles(ns) ((ns)/120)
static
spinlock_t
port_lock
=
SPIN_LOCK_UNLOCKED
;
...
...
@@ -225,8 +229,10 @@ static int pd6729_get_status(struct pcmcia_socket *sock, u_int *value)
*
value
|=
SS_DETECT
;
}
/* IO cards have a different meaning of bits 0,1 */
/* Also notice the inverse-logic on the bits */
/*
* IO cards have a different meaning of bits 0,1
* Also notice the inverse-logic on the bits
*/
if
(
indirect_read
(
socket
,
I365_INTCTL
)
&
I365_PC_IOCARD
)
{
/* IO card */
if
(
!
(
status
&
I365_CS_STSCHG
))
...
...
@@ -268,8 +274,10 @@ static int pd6729_get_socket(struct pcmcia_socket *sock, socket_state_t *state)
state
->
io_irq
=
0
;
state
->
csc_mask
=
0
;
/* First the power status of the socket */
/* PCTRL - Power Control Register */
/*
* First the power status of the socket
* PCTRL - Power Control Register
*/
reg
=
indirect_read
(
socket
,
I365_POWER
);
if
(
reg
&
I365_PWR_AUTO
)
...
...
@@ -294,8 +302,10 @@ static int pd6729_get_socket(struct pcmcia_socket *sock, socket_state_t *state)
state
->
Vpp
=
120
;
}
/* Now the IO card, RESET flags and IO interrupt */
/* IGENC, Interrupt and General Control */
/*
* Now the IO card, RESET flags and IO interrupt
* IGENC, Interrupt and General Control
*/
reg
=
indirect_read
(
socket
,
I365_INTCTL
);
if
((
reg
&
I365_PC_RESET
)
==
0
)
...
...
@@ -306,8 +316,10 @@ static int pd6729_get_socket(struct pcmcia_socket *sock, socket_state_t *state)
/* Set the IRQ number */
state
->
io_irq
=
socket
->
socket
.
pci_irq
;
/* Card status change */
/* CSCICR, Card Status Change Interrupt Configuration */
/*
* Card status change
* CSCICR, Card Status Change Interrupt Configuration
*/
reg
=
indirect_read
(
socket
,
I365_CSCINT
);
if
(
reg
&
I365_CSC_DETECT
)
...
...
@@ -610,9 +622,11 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, const struct pci_devi
printk
(
KERN_INFO
"pd6729: Cirrus PD6729 PCI to PCMCIA Bridge at 0x%lx on irq %d
\n
"
,
pci_resource_start
(
dev
,
0
),
dev
->
irq
);
printk
(
KERN_INFO
"pd6729: configured as a %d socket device.
\n
"
,
MAX_SOCKETS
);
/* Since we have no memory BARs some firmware we may not
have had PCI_COMMAND_MEM enabled, yet the device needs
it. */
/*
* Since we have no memory BARs some firmware we may not
* have had PCI_COMMAND_MEM enabled, yet the device needs
* it.
*/
pci_read_config_byte
(
dev
,
PCI_COMMAND
,
&
configbyte
);
if
(
!
(
configbyte
&
PCI_COMMAND_MEMORY
))
{
printk
(
KERN_DEBUG
"pd6729: Enabling PCI_COMMAND_MEMORY.
\n
"
);
...
...
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