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Kirill Smelkov
linux
Commits
ec7dea48
Commit
ec7dea48
authored
Jun 18, 2004
by
Alexander Viro
Committed by
Linus Torvalds
Jun 18, 2004
Browse files
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Plain Diff
[PATCH] sparse: cyclades annotation
parent
c5465a54
Changes
1
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Inline
Side-by-side
Showing
1 changed file
with
29 additions
and
30 deletions
+29
-30
drivers/char/cyclades.c
drivers/char/cyclades.c
+29
-30
No files found.
drivers/char/cyclades.c
View file @
ec7dea48
...
...
@@ -676,8 +676,6 @@ static char rcsid[] =
#include <linux/stat.h>
#include <linux/proc_fs.h>
#define cy_put_user put_user
static
void
cy_throttle
(
struct
tty_struct
*
tty
);
static
void
cy_send_xchar
(
struct
tty_struct
*
tty
,
char
ch
);
...
...
@@ -3536,7 +3534,7 @@ set_line_char(struct cyclades_port * info)
static
int
get_serial_info
(
struct
cyclades_port
*
info
,
struct
serial_struct
*
retinfo
)
struct
serial_struct
__user
*
retinfo
)
{
struct
serial_struct
tmp
;
struct
cyclades_card
*
cinfo
=
&
cy_card
[
info
->
card
];
...
...
@@ -3559,7 +3557,7 @@ get_serial_info(struct cyclades_port * info,
static
int
set_serial_info
(
struct
cyclades_port
*
info
,
struct
serial_struct
*
new_info
)
struct
serial_struct
__user
*
new_info
)
{
struct
serial_struct
new_serial
;
struct
cyclades_port
old_info
;
...
...
@@ -3613,7 +3611,7 @@ set_serial_info(struct cyclades_port * info,
* transmit holding register is empty. This functionality
* allows an RS485 driver to be written in user space.
*/
static
int
get_lsr_info
(
struct
cyclades_port
*
info
,
unsigned
int
*
value
)
static
int
get_lsr_info
(
struct
cyclades_port
*
info
,
unsigned
int
__user
*
value
)
{
int
card
,
chip
,
channel
,
index
;
unsigned
char
status
;
...
...
@@ -3638,7 +3636,7 @@ static int get_lsr_info(struct cyclades_port *info, unsigned int *value)
/* Not supported yet */
return
-
EINVAL
;
}
return
cy_put_user
(
result
,
(
unsigned
long
*
)
value
);
return
put_user
(
result
,
(
unsigned
long
__user
*
)
value
);
}
static
int
...
...
@@ -3916,7 +3914,7 @@ cy_break(struct tty_struct *tty, int break_state)
}
/* cy_break */
static
int
get_mon_info
(
struct
cyclades_port
*
info
,
struct
cyclades_monitor
*
mon
)
get_mon_info
(
struct
cyclades_port
*
info
,
struct
cyclades_monitor
__user
*
mon
)
{
if
(
copy_to_user
(
mon
,
&
info
->
mon
,
sizeof
(
struct
cyclades_monitor
)))
...
...
@@ -3961,7 +3959,7 @@ set_threshold(struct cyclades_port * info, unsigned long value)
static
int
get_threshold
(
struct
cyclades_port
*
info
,
unsigned
long
*
value
)
get_threshold
(
struct
cyclades_port
*
info
,
unsigned
long
__user
*
value
)
{
unsigned
char
*
base_addr
;
int
card
,
channel
,
chip
,
index
;
...
...
@@ -3978,7 +3976,7 @@ get_threshold(struct cyclades_port * info, unsigned long *value)
+
(
cy_chip_offset
[
chip
]
<<
index
));
tmp
=
cy_readb
(
base_addr
+
(
CyCOR3
<<
index
))
&
CyREC_FIFO
;
return
cy_
put_user
(
tmp
,
value
);
return
put_user
(
tmp
,
value
);
}
else
{
// Nothing to do!
return
0
;
...
...
@@ -3995,9 +3993,9 @@ set_default_threshold(struct cyclades_port * info, unsigned long value)
static
int
get_default_threshold
(
struct
cyclades_port
*
info
,
unsigned
long
*
value
)
get_default_threshold
(
struct
cyclades_port
*
info
,
unsigned
long
__user
*
value
)
{
return
cy_
put_user
(
info
->
default_threshold
,
value
);
return
put_user
(
info
->
default_threshold
,
value
);
}
/* get_default_threshold */
...
...
@@ -4029,7 +4027,7 @@ set_timeout(struct cyclades_port * info, unsigned long value)
static
int
get_timeout
(
struct
cyclades_port
*
info
,
unsigned
long
*
value
)
get_timeout
(
struct
cyclades_port
*
info
,
unsigned
long
__user
*
value
)
{
unsigned
char
*
base_addr
;
int
card
,
channel
,
chip
,
index
;
...
...
@@ -4046,7 +4044,7 @@ get_timeout(struct cyclades_port * info, unsigned long *value)
+
(
cy_chip_offset
[
chip
]
<<
index
));
tmp
=
cy_readb
(
base_addr
+
(
CyRTPR
<<
index
));
return
cy_
put_user
(
tmp
,
value
);
return
put_user
(
tmp
,
value
);
}
else
{
// Nothing to do!
return
0
;
...
...
@@ -4063,9 +4061,9 @@ set_default_timeout(struct cyclades_port * info, unsigned long value)
static
int
get_default_timeout
(
struct
cyclades_port
*
info
,
unsigned
long
*
value
)
get_default_timeout
(
struct
cyclades_port
*
info
,
unsigned
long
__user
*
value
)
{
return
cy_
put_user
(
info
->
default_timeout
,
value
);
return
put_user
(
info
->
default_timeout
,
value
);
}
/* get_default_timeout */
/*
...
...
@@ -4079,9 +4077,10 @@ cy_ioctl(struct tty_struct *tty, struct file * file,
{
struct
cyclades_port
*
info
=
(
struct
cyclades_port
*
)
tty
->
driver_data
;
struct
cyclades_icount
cprev
,
cnow
;
/* kernel counter temps */
struct
serial_icounter_struct
*
p_cuser
;
/* user space */
struct
serial_icounter_struct
__user
*
p_cuser
;
/* user space */
int
ret_val
=
0
;
unsigned
long
flags
;
void
__user
*
argp
=
(
void
__user
*
)
arg
;
if
(
serial_paranoia_check
(
info
,
tty
->
name
,
"cy_ioctl"
))
return
-
ENODEV
;
...
...
@@ -4093,31 +4092,31 @@ cy_ioctl(struct tty_struct *tty, struct file * file,
switch
(
cmd
)
{
case
CYGETMON
:
ret_val
=
get_mon_info
(
info
,
(
struct
cyclades_monitor
*
)
arg
);
ret_val
=
get_mon_info
(
info
,
argp
);
break
;
case
CYGETTHRESH
:
ret_val
=
get_threshold
(
info
,
(
unsigned
long
*
)
arg
);
ret_val
=
get_threshold
(
info
,
argp
);
break
;
case
CYSETTHRESH
:
ret_val
=
set_threshold
(
info
,
(
unsigned
long
)
arg
);
ret_val
=
set_threshold
(
info
,
arg
);
break
;
case
CYGETDEFTHRESH
:
ret_val
=
get_default_threshold
(
info
,
(
unsigned
long
*
)
arg
);
ret_val
=
get_default_threshold
(
info
,
argp
);
break
;
case
CYSETDEFTHRESH
:
ret_val
=
set_default_threshold
(
info
,
(
unsigned
long
)
arg
);
ret_val
=
set_default_threshold
(
info
,
arg
);
break
;
case
CYGETTIMEOUT
:
ret_val
=
get_timeout
(
info
,
(
unsigned
long
*
)
arg
);
ret_val
=
get_timeout
(
info
,
argp
);
break
;
case
CYSETTIMEOUT
:
ret_val
=
set_timeout
(
info
,
(
unsigned
long
)
arg
);
ret_val
=
set_timeout
(
info
,
arg
);
break
;
case
CYGETDEFTIMEOUT
:
ret_val
=
get_default_timeout
(
info
,
(
unsigned
long
*
)
arg
);
ret_val
=
get_default_timeout
(
info
,
argp
);
break
;
case
CYSETDEFTIMEOUT
:
ret_val
=
set_default_timeout
(
info
,
(
unsigned
long
)
arg
);
ret_val
=
set_default_timeout
(
info
,
arg
);
break
;
case
CYSETRFLOW
:
info
->
rflow
=
(
int
)
arg
;
...
...
@@ -4134,7 +4133,7 @@ cy_ioctl(struct tty_struct *tty, struct file * file,
ret_val
=
info
->
rtsdtr_inv
;
break
;
case
CYGETCARDINFO
:
if
(
copy_to_user
(
(
void
*
)
arg
,
(
void
*
)
&
cy_card
[
info
->
card
],
if
(
copy_to_user
(
argp
,
&
cy_card
[
info
->
card
],
sizeof
(
struct
cyclades_card
)))
{
ret_val
=
-
EFAULT
;
break
;
...
...
@@ -4161,13 +4160,13 @@ cy_ioctl(struct tty_struct *tty, struct file * file,
ret_val
=
info
->
closing_wait
/
(
HZ
/
100
);
break
;
case
TIOCGSERIAL
:
ret_val
=
get_serial_info
(
info
,
(
struct
serial_struct
*
)
arg
);
ret_val
=
get_serial_info
(
info
,
argp
);
break
;
case
TIOCSSERIAL
:
ret_val
=
set_serial_info
(
info
,
(
struct
serial_struct
*
)
arg
);
ret_val
=
set_serial_info
(
info
,
argp
);
break
;
case
TIOCSERGETLSR
:
/* Get line status register */
ret_val
=
get_lsr_info
(
info
,
(
unsigned
int
*
)
arg
);
ret_val
=
get_lsr_info
(
info
,
argp
);
break
;
/*
* Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change
...
...
@@ -4215,7 +4214,7 @@ cy_ioctl(struct tty_struct *tty, struct file * file,
CY_LOCK
(
info
,
flags
);
cnow
=
info
->
icount
;
CY_UNLOCK
(
info
,
flags
);
p_cuser
=
(
struct
serial_icounter_struct
*
)
arg
;
p_cuser
=
argp
;
ret_val
=
put_user
(
cnow
.
cts
,
&
p_cuser
->
cts
);
if
(
ret_val
)
return
ret_val
;
ret_val
=
put_user
(
cnow
.
dsr
,
&
p_cuser
->
dsr
);
...
...
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