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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6

Browse source 
* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
  [SPARC/64]: Consolidate of_register_driver
  [SPARC] Videopix Frame Grabber: Convert device_lock_sem to mutex
  [SPARC]: Support for new termios.
  [SPARC64]: Check of_get_property() return in pci_determine_mem_io_space().
  [SPARC64]: Fix boot failures due to bootmem.
  [SPARC64]: Implement atomic backoff.
This commit is contained in:
Linus Torvalds 2007-10-18 14:39:44 -07:00
parent 952184304f 5c45708352
commit 9cf52b2921
19 changed files with 243 additions and 80 deletions
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20
arch/sparc/kernel/of_device.c
View file

@ -585,24 +585,6 @@ static int __init of_debug(char *str)
__setup("of_debug=", of_debug);
int of_register_driver(struct of_platform_driver *drv, struct bus_type *bus)
{
/* initialize common driver fields */
if (!drv->driver.name)
drv->driver.name = drv->name;
if (!drv->driver.owner)
drv->driver.owner = drv->owner;
drv->driver.bus = bus;
/* register with core */
return driver_register(&drv->driver);
}
void of_unregister_driver(struct of_platform_driver *drv)
{
driver_unregister(&drv->driver);
}
struct of_device* of_platform_device_create(struct device_node *np,
const char *bus_id,
struct device *parent,
@ -628,6 +610,4 @@ struct of_device* of_platform_device_create(struct device_node *np,
return dev;
}
EXPORT_SYMBOL(of_register_driver);
EXPORT_SYMBOL(of_unregister_driver);
EXPORT_SYMBOL(of_platform_device_create);

8
arch/sparc64/kernel/irq.c
View file

@ -877,7 +877,7 @@ void __cpuinit sun4v_register_mondo_queues(int this_cpu)
static void __init alloc_one_mondo(unsigned long *pa_ptr, unsigned long qmask)
{
unsigned long size = PAGE_ALIGN(qmask + 1);
void *p = __alloc_bootmem_low(size, size, 0);
void *p = __alloc_bootmem(size, size, 0);
if (!p) {
prom_printf("SUN4V: Error, cannot allocate mondo queue.\n");
prom_halt();
@ -889,7 +889,7 @@ static void __init alloc_one_mondo(unsigned long *pa_ptr, unsigned long qmask)
static void __init alloc_one_kbuf(unsigned long *pa_ptr, unsigned long qmask)
{
unsigned long size = PAGE_ALIGN(qmask + 1);
void *p = __alloc_bootmem_low(size, size, 0);
void *p = __alloc_bootmem(size, size, 0);
if (!p) {
prom_printf("SUN4V: Error, cannot allocate kbuf page.\n");
@ -906,7 +906,7 @@ static void __init init_cpu_send_mondo_info(struct trap_per_cpu *tb)
BUILD_BUG_ON((NR_CPUS * sizeof(u16)) > (PAGE_SIZE - 64));
page = alloc_bootmem_low_pages(PAGE_SIZE);
page = alloc_bootmem_pages(PAGE_SIZE);
if (!page) {
prom_printf("SUN4V: Error, cannot allocate cpu mondo page.\n");
prom_halt();
@ -953,7 +953,7 @@ void __init init_IRQ(void)
kill_prom_timer();
size = sizeof(struct ino_bucket) * NUM_IVECS;
ivector_table = alloc_bootmem_low(size);
ivector_table = alloc_bootmem(size);
if (!ivector_table) {
prom_printf("Fatal error, cannot allocate ivector_table\n");
prom_halt();

20
arch/sparc64/kernel/of_device.c
View file

@ -869,26 +869,6 @@ static int __init of_debug(char *str)
__setup("of_debug=", of_debug);
int of_register_driver(struct of_platform_driver *drv, struct bus_type *bus)
{
/* initialize common driver fields */
if (!drv->driver.name)
drv->driver.name = drv->name;
if (!drv->driver.owner)
drv->driver.owner = drv->owner;
drv->driver.bus = bus;
/* register with core */
return driver_register(&drv->driver);
}
EXPORT_SYMBOL(of_register_driver);
void of_unregister_driver(struct of_platform_driver *drv)
{
driver_unregister(&drv->driver);
}
EXPORT_SYMBOL(of_unregister_driver);
struct of_device* of_platform_device_create(struct device_node *np,
const char *bus_id,
struct device *parent,

7
arch/sparc64/kernel/pci_common.c
View file

@ -396,6 +396,13 @@ void pci_determine_mem_io_space(struct pci_pbm_info *pbm)
saw_mem = saw_io = 0;
pbm_ranges = of_get_property(pbm->prom_node, "ranges", &i);
if (!pbm_ranges) {
prom_printf("PCI: Fatal error, missing PBM ranges property "
" for %s\n",
pbm->name);
prom_halt();
}
num_pbm_ranges = i / sizeof(*pbm_ranges);
for (i = 0; i < num_pbm_ranges; i++) {

38
arch/sparc64/lib/atomic.S
View file

@ -1,10 +1,10 @@
/* $Id: atomic.S,v 1.4 2001/11/18 00:12:56 davem Exp $
* atomic.S: These things are too big to do inline.
/* atomic.S: These things are too big to do inline.
*
* Copyright (C) 1999 David S. Miller (davem@redhat.com)
* Copyright (C) 1999, 2007 David S. Miller (davem@davemloft.net)
*/
#include <asm/asi.h>
#include <asm/backoff.h>
.text
@ -16,27 +16,31 @@
.globl atomic_add
.type atomic_add,#function
atomic_add: /* %o0 = increment, %o1 = atomic_ptr */
BACKOFF_SETUP(%o2)
1: lduw [%o1], %g1
add %g1, %o0, %g7
cas [%o1], %g1, %g7
cmp %g1, %g7
bne,pn %icc, 1b
bne,pn %icc, 2f
nop
retl
nop
2: BACKOFF_SPIN(%o2, %o3, 1b)
.size atomic_add, .-atomic_add
.globl atomic_sub
.type atomic_sub,#function
atomic_sub: /* %o0 = decrement, %o1 = atomic_ptr */
BACKOFF_SETUP(%o2)
1: lduw [%o1], %g1
sub %g1, %o0, %g7
cas [%o1], %g1, %g7
cmp %g1, %g7
bne,pn %icc, 1b
bne,pn %icc, 2f
nop
retl
nop
2: BACKOFF_SPIN(%o2, %o3, 1b)
.size atomic_sub, .-atomic_sub
/* On SMP we need to use memory barriers to ensure
@ -60,89 +64,101 @@ atomic_sub: /* %o0 = decrement, %o1 = atomic_ptr */
.globl atomic_add_ret
.type atomic_add_ret,#function
atomic_add_ret: /* %o0 = increment, %o1 = atomic_ptr */
BACKOFF_SETUP(%o2)
ATOMIC_PRE_BARRIER
1: lduw [%o1], %g1
add %g1, %o0, %g7
cas [%o1], %g1, %g7
cmp %g1, %g7
bne,pn %icc, 1b
bne,pn %icc, 2f
add %g7, %o0, %g7
sra %g7, 0, %o0
ATOMIC_POST_BARRIER
retl
nop
2: BACKOFF_SPIN(%o2, %o3, 1b)
.size atomic_add_ret, .-atomic_add_ret
.globl atomic_sub_ret
.type atomic_sub_ret,#function
atomic_sub_ret: /* %o0 = decrement, %o1 = atomic_ptr */
BACKOFF_SETUP(%o2)
ATOMIC_PRE_BARRIER
1: lduw [%o1], %g1
sub %g1, %o0, %g7
cas [%o1], %g1, %g7
cmp %g1, %g7
bne,pn %icc, 1b
bne,pn %icc, 2f
sub %g7, %o0, %g7
sra %g7, 0, %o0
ATOMIC_POST_BARRIER
retl
nop
2: BACKOFF_SPIN(%o2, %o3, 1b)
.size atomic_sub_ret, .-atomic_sub_ret
.globl atomic64_add
.type atomic64_add,#function
atomic64_add: /* %o0 = increment, %o1 = atomic_ptr */
BACKOFF_SETUP(%o2)
1: ldx [%o1], %g1
add %g1, %o0, %g7
casx [%o1], %g1, %g7
cmp %g1, %g7
bne,pn %xcc, 1b
bne,pn %xcc, 2f
nop
retl
nop
2: BACKOFF_SPIN(%o2, %o3, 1b)
.size atomic64_add, .-atomic64_add
.globl atomic64_sub
.type atomic64_sub,#function
atomic64_sub: /* %o0 = decrement, %o1 = atomic_ptr */
BACKOFF_SETUP(%o2)
1: ldx [%o1], %g1
sub %g1, %o0, %g7
casx [%o1], %g1, %g7
cmp %g1, %g7
bne,pn %xcc, 1b
bne,pn %xcc, 2f
nop
retl
nop
2: BACKOFF_SPIN(%o2, %o3, 1b)
.size atomic64_sub, .-atomic64_sub
.globl atomic64_add_ret
.type atomic64_add_ret,#function
atomic64_add_ret: /* %o0 = increment, %o1 = atomic_ptr */
BACKOFF_SETUP(%o2)
ATOMIC_PRE_BARRIER
1: ldx [%o1], %g1
add %g1, %o0, %g7
casx [%o1], %g1, %g7
cmp %g1, %g7
bne,pn %xcc, 1b
bne,pn %xcc, 2f
add %g7, %o0, %g7
mov %g7, %o0
ATOMIC_POST_BARRIER
retl
nop
2: BACKOFF_SPIN(%o2, %o3, 1b)
.size atomic64_add_ret, .-atomic64_add_ret
.globl atomic64_sub_ret
.type atomic64_sub_ret,#function
atomic64_sub_ret: /* %o0 = decrement, %o1 = atomic_ptr */
BACKOFF_SETUP(%o2)
ATOMIC_PRE_BARRIER
1: ldx [%o1], %g1
sub %g1, %o0, %g7
casx [%o1], %g1, %g7
cmp %g1, %g7
bne,pn %xcc, 1b
bne,pn %xcc, 2f
sub %g7, %o0, %g7
mov %g7, %o0
ATOMIC_POST_BARRIER
retl
nop
2: BACKOFF_SPIN(%o2, %o3, 1b)
.size atomic64_sub_ret, .-atomic64_sub_ret

30
arch/sparc64/lib/bitops.S
View file

@ -1,10 +1,10 @@
/* $Id: bitops.S,v 1.3 2001/11/18 00:12:56 davem Exp $
* bitops.S: Sparc64 atomic bit operations.
/* bitops.S: Sparc64 atomic bit operations.
*
* Copyright (C) 2000 David S. Miller (davem@redhat.com)
* Copyright (C) 2000, 2007 David S. Miller (davem@davemloft.net)
*/
#include <asm/asi.h>
#include <asm/backoff.h>
.text
@ -29,6 +29,7 @@
.globl test_and_set_bit
.type test_and_set_bit,#function
test_and_set_bit: /* %o0=nr, %o1=addr */
BACKOFF_SETUP(%o3)
BITOP_PRE_BARRIER
srlx %o0, 6, %g1
mov 1, %o2
@ -40,18 +41,20 @@ test_and_set_bit: /* %o0=nr, %o1=addr */
or %g7, %o2, %g1
casx [%o1], %g7, %g1
cmp %g7, %g1
bne,pn %xcc, 1b
bne,pn %xcc, 2f
and %g7, %o2, %g2
clr %o0
movrne %g2, 1, %o0
BITOP_POST_BARRIER
retl
nop
2: BACKOFF_SPIN(%o3, %o4, 1b)
.size test_and_set_bit, .-test_and_set_bit
.globl test_and_clear_bit
.type test_and_clear_bit,#function
test_and_clear_bit: /* %o0=nr, %o1=addr */
BACKOFF_SETUP(%o3)
BITOP_PRE_BARRIER
srlx %o0, 6, %g1
mov 1, %o2
@ -63,18 +66,20 @@ test_and_clear_bit: /* %o0=nr, %o1=addr */
andn %g7, %o2, %g1
casx [%o1], %g7, %g1
cmp %g7, %g1
bne,pn %xcc, 1b
bne,pn %xcc, 2f
and %g7, %o2, %g2
clr %o0
movrne %g2, 1, %o0
BITOP_POST_BARRIER
retl
nop
2: BACKOFF_SPIN(%o3, %o4, 1b)
.size test_and_clear_bit, .-test_and_clear_bit
.globl test_and_change_bit
.type test_and_change_bit,#function
test_and_change_bit: /* %o0=nr, %o1=addr */
BACKOFF_SETUP(%o3)
BITOP_PRE_BARRIER
srlx %o0, 6, %g1
mov 1, %o2
@ -86,18 +91,20 @@ test_and_change_bit: /* %o0=nr, %o1=addr */
xor %g7, %o2, %g1
casx [%o1], %g7, %g1
cmp %g7, %g1
bne,pn %xcc, 1b
bne,pn %xcc, 2f
and %g7, %o2, %g2
clr %o0
movrne %g2, 1, %o0
BITOP_POST_BARRIER
retl
nop
2: BACKOFF_SPIN(%o3, %o4, 1b)
.size test_and_change_bit, .-test_and_change_bit
.globl set_bit
.type set_bit,#function
set_bit: /* %o0=nr, %o1=addr */
BACKOFF_SETUP(%o3)
srlx %o0, 6, %g1
mov 1, %o2
sllx %g1, 3, %g3
@ -108,15 +115,17 @@ set_bit: /* %o0=nr, %o1=addr */
or %g7, %o2, %g1
casx [%o1], %g7, %g1
cmp %g7, %g1
bne,pn %xcc, 1b
bne,pn %xcc, 2f
nop
retl
nop
2: BACKOFF_SPIN(%o3, %o4, 1b)
.size set_bit, .-set_bit
.globl clear_bit
.type clear_bit,#function
clear_bit: /* %o0=nr, %o1=addr */
BACKOFF_SETUP(%o3)
srlx %o0, 6, %g1
mov 1, %o2
sllx %g1, 3, %g3
@ -127,15 +136,17 @@ clear_bit: /* %o0=nr, %o1=addr */
andn %g7, %o2, %g1
casx [%o1], %g7, %g1
cmp %g7, %g1
bne,pn %xcc, 1b
bne,pn %xcc, 2f
nop
retl
nop
2: BACKOFF_SPIN(%o3, %o4, 1b)
.size clear_bit, .-clear_bit
.globl change_bit
.type change_bit,#function
change_bit: /* %o0=nr, %o1=addr */
BACKOFF_SETUP(%o3)
srlx %o0, 6, %g1
mov 1, %o2
sllx %g1, 3, %g3
@ -146,8 +157,9 @@ change_bit: /* %o0=nr, %o1=addr */
xor %g7, %o2, %g1
casx [%o1], %g7, %g1
cmp %g7, %g1
bne,pn %xcc, 1b
bne,pn %xcc, 2f
nop
retl
nop
2: BACKOFF_SPIN(%o3, %o4, 1b)
.size change_bit, .-change_bit

21
drivers/of/platform.c
View file

@ -12,6 +12,7 @@
*
*/
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/device.h>
#include <linux/of_device.h>
#include <linux/of_platform.h>
@ -94,3 +95,23 @@ int of_bus_type_init(struct bus_type *bus, const char *name)
bus->resume = of_platform_device_resume;
return bus_register(bus);
}
int of_register_driver(struct of_platform_driver *drv, struct bus_type *bus)
{
/* initialize common driver fields */
if (!drv->driver.name)
drv->driver.name = drv->name;
if (!drv->driver.owner)
drv->driver.owner = drv->owner;
drv->driver.bus = bus;
/* register with core */
return driver_register(&drv->driver);
}
EXPORT_SYMBOL(of_register_driver);
void of_unregister_driver(struct of_platform_driver *drv)
{
driver_unregister(&drv->driver);
}
EXPORT_SYMBOL(of_unregister_driver);

2
drivers/sbus/char/vfc.h
View file

@ -126,7 +126,7 @@ struct vfc_dev {
volatile struct vfc_regs __iomem *regs;
struct vfc_regs *phys_regs;
unsigned int control_reg;
struct semaphore device_lock_sem;
struct mutex device_lock_mtx;
int instance;
int busy;
unsigned long which_io;

5
drivers/sbus/char/vfc_dev.c
View file

@ -22,6 +22,7 @@
#include <linux/fs.h>
#include <linux/delay.h>
#include <linux/spinlock.h>
#include <linux/mutex.h>
#include <linux/mm.h>
#include <asm/openprom.h>
@ -54,12 +55,12 @@ static unsigned char saa9051_init_array[VFC_SAA9051_NR] = {
void vfc_lock_device(struct vfc_dev *dev)
{
down(&dev->device_lock_sem);
mutex_lock(&dev->device_lock_mtx);
}
void vfc_unlock_device(struct vfc_dev *dev)
{
up(&dev->device_lock_sem);
mutex_unlock(&dev->device_lock_mtx);
}

4
include/asm-sparc/ioctls.h
View file

@ -15,6 +15,10 @@
#define TCSETS _IOW('T', 9, struct termios)
#define TCSETSW _IOW('T', 10, struct termios)
#define TCSETSF _IOW('T', 11, struct termios)
#define TCGETS2 _IOR('T', 12, struct termios2)
#define TCSETS2 _IOW('T', 13, struct termios2)
#define TCSETSW2 _IOW('T', 14, struct termios2)
#define TCSETSF2 _IOW('T', 15, struct termios2)
/* Note that all the ioctls that are not available in Linux have a
* double underscore on the front to: a) avoid some programs to

5
include/asm-sparc/of_platform.h
View file

@ -18,12 +18,9 @@
extern struct bus_type ebus_bus_type;
extern struct bus_type sbus_bus_type;
extern struct bus_type of_platform_bus_type;
#define of_bus_type of_platform_bus_type /* for compatibility */
extern int of_register_driver(struct of_platform_driver *drv,
struct bus_type *bus);
extern void of_unregister_driver(struct of_platform_driver *drv);
extern struct of_device *of_platform_device_create(struct device_node *np,
const char *bus_id,
struct device *parent,

15
include/asm-sparc/termbits.h
View file

@ -31,6 +31,18 @@ struct termios {
#endif
};
struct termios2 {
tcflag_t c_iflag; /* input mode flags */
tcflag_t c_oflag; /* output mode flags */
tcflag_t c_cflag; /* control mode flags */
tcflag_t c_lflag; /* local mode flags */
cc_t c_line; /* line discipline */
cc_t c_cc[NCCS]; /* control characters */
cc_t _x_cc[2]; /* padding to match ktermios */
speed_t c_ispeed; /* input speed */
speed_t c_ospeed; /* output speed */
};
struct ktermios {
tcflag_t c_iflag; /* input mode flags */
tcflag_t c_oflag; /* output mode flags */
@ -160,6 +172,7 @@ struct ktermios {
#define CLOCAL 0x00000800
#define CBAUDEX 0x00001000
/* We'll never see these speeds with the Zilogs, but for completeness... */
#define BOTHER 0x00001000
#define B57600 0x00001001
#define B115200 0x00001002
#define B230400 0x00001003
@ -189,6 +202,8 @@ struct ktermios {
#define CMSPAR 0x40000000 /* mark or space (stick) parity */
#define CRTSCTS 0x80000000 /* flow control */
#define IBSHIFT 16 /* Shift from CBAUD to CIBAUD */
/* c_lflag bits */
#define ISIG 0x00000001
#define ICANON 0x00000002

48
include/asm-sparc/termios.h
View file

@ -107,6 +107,48 @@ struct winsize {
})
#define user_termios_to_kernel_termios(k, u) \
({ \
int err; \
err = get_user((k)->c_iflag, &(u)->c_iflag); \
err |= get_user((k)->c_oflag, &(u)->c_oflag); \
err |= get_user((k)->c_cflag, &(u)->c_cflag); \
err |= get_user((k)->c_lflag, &(u)->c_lflag); \
err |= get_user((k)->c_line, &(u)->c_line); \
err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
if ((k)->c_lflag & ICANON) { \
err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} else { \
err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} \
err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \
err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \
err; \
})
#define kernel_termios_to_user_termios(u, k) \
({ \
int err; \
err = put_user((k)->c_iflag, &(u)->c_iflag); \
err |= put_user((k)->c_oflag, &(u)->c_oflag); \
err |= put_user((k)->c_cflag, &(u)->c_cflag); \
err |= put_user((k)->c_lflag, &(u)->c_lflag); \
err |= put_user((k)->c_line, &(u)->c_line); \
err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
if (!((k)->c_lflag & ICANON)) { \
err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} else { \
err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} \
err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \
err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \
err; \
})
#define user_termios_to_kernel_termios_1(k, u) \
({ \
get_user((k)->c_iflag, &(u)->c_iflag); \
get_user((k)->c_oflag, &(u)->c_oflag); \
@ -114,7 +156,7 @@ struct winsize {
get_user((k)->c_lflag, &(u)->c_lflag); \
get_user((k)->c_line, &(u)->c_line); \
copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
if((k)->c_lflag & ICANON) { \
if ((k)->c_lflag & ICANON) { \
get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} else { \
@ -124,7 +166,7 @@ struct winsize {
0; \
})
#define kernel_termios_to_user_termios(u, k) \
#define kernel_termios_to_user_termios_1(u, k) \
({ \
put_user((k)->c_iflag, &(u)->c_iflag); \
put_user((k)->c_oflag, &(u)->c_oflag); \
@ -132,7 +174,7 @@ struct winsize {
put_user((k)->c_lflag, &(u)->c_lflag); \
put_user((k)->c_line, &(u)->c_line); \
copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
if(!((k)->c_lflag & ICANON)) { \
if (!((k)->c_lflag & ICANON)) { \
put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} else { \

28
include/asm-sparc64/backoff.h Normal file
View file

@ -0,0 +1,28 @@
#ifndef _SPARC64_BACKOFF_H
#define _SPARC64_BACKOFF_H
#define BACKOFF_LIMIT (4 * 1024)
#ifdef CONFIG_SMP
#define BACKOFF_SETUP(reg) \
mov 1, reg
#define BACKOFF_SPIN(reg, tmp, label) \
mov reg, tmp; \
88: brnz,pt tmp, 88b; \
sub tmp, 1, tmp; \
cmp reg, BACKOFF_LIMIT; \
bg,pn %xcc, label; \
nop; \
ba,pt %xcc, label; \
sllx reg, 1, reg;
#else
#define BACKOFF_SETUP(reg)
#define BACKOFF_SPIN(reg, tmp, label)
#endif
#endif /* _SPARC64_BACKOFF_H */

4
include/asm-sparc64/ioctls.h
View file

@ -16,6 +16,10 @@
#define TCSETS _IOW('T', 9, struct termios)
#define TCSETSW _IOW('T', 10, struct termios)
#define TCSETSF _IOW('T', 11, struct termios)
#define TCGETS2 _IOR('T', 12, struct termios2)
#define TCSETS2 _IOW('T', 13, struct termios2)
#define TCSETSW2 _IOW('T', 14, struct termios2)
#define TCSETSF2 _IOW('T', 15, struct termios2)
/* Note that all the ioctls that are not available in Linux have a
* double underscore on the front to: a) avoid some programs to

5
include/asm-sparc64/of_platform.h
View file

@ -19,12 +19,9 @@
extern struct bus_type isa_bus_type;
extern struct bus_type ebus_bus_type;
extern struct bus_type sbus_bus_type;
extern struct bus_type of_platform_bus_type;
#define of_bus_type of_platform_bus_type /* for compatibility */
extern int of_register_driver(struct of_platform_driver *drv,
struct bus_type *bus);
extern void of_unregister_driver(struct of_platform_driver *drv);
extern struct of_device *of_platform_device_create(struct device_node *np,
const char *bus_id,
struct device *parent,

17
include/asm-sparc64/termbits.h
View file

@ -5,8 +5,6 @@
typedef unsigned char cc_t;
typedef unsigned int speed_t;
/* XXX is this right for sparc64? it was an unsigned long... XXX */
typedef unsigned int tcflag_t;
#define NCC 8
@ -33,6 +31,18 @@ struct termios {
#endif
};
struct termios2 {
tcflag_t c_iflag; /* input mode flags */
tcflag_t c_oflag; /* output mode flags */
tcflag_t c_cflag; /* control mode flags */
tcflag_t c_lflag; /* local mode flags */
cc_t c_line; /* line discipline */
cc_t c_cc[NCCS]; /* control characters */
cc_t _x_cc[2]; /* padding to match ktermios */
speed_t c_ispeed; /* input speed */
speed_t c_ospeed; /* output speed */
};
struct ktermios {
tcflag_t c_iflag; /* input mode flags */
tcflag_t c_oflag; /* output mode flags */
@ -161,6 +171,7 @@ struct ktermios {
#define HUPCL 0x00000400
#define CLOCAL 0x00000800
#define CBAUDEX 0x00001000
#define BOTHER 0x00001000
#define B57600 0x00001001
#define B115200 0x00001002
#define B230400 0x00001003
@ -190,6 +201,8 @@ struct ktermios {
#define CMSPAR 0x40000000 /* mark or space (stick) parity */
#define CRTSCTS 0x80000000 /* flow control */
#define IBSHIFT 16 /* Shift from CBAUD to CIBAUD */
/* c_lflag bits */
#define ISIG 0x00000001
#define ICANON 0x00000002

42
include/asm-sparc64/termios.h
View file

@ -123,10 +123,52 @@ struct winsize {
err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} \
err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \
err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \
err; \
})
#define kernel_termios_to_user_termios(u, k) \
({ \
int err; \
err = put_user((k)->c_iflag, &(u)->c_iflag); \
err |= put_user((k)->c_oflag, &(u)->c_oflag); \
err |= put_user((k)->c_cflag, &(u)->c_cflag); \
err |= put_user((k)->c_lflag, &(u)->c_lflag); \
err |= put_user((k)->c_line, &(u)->c_line); \
err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
if(!((k)->c_lflag & ICANON)) { \
err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} else { \
err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} \
err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \
err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \
err; \
})
#define user_termios_to_kernel_termios_1(k, u) \
({ \
int err; \
err = get_user((k)->c_iflag, &(u)->c_iflag); \
err |= get_user((k)->c_oflag, &(u)->c_oflag); \
err |= get_user((k)->c_cflag, &(u)->c_cflag); \
err |= get_user((k)->c_lflag, &(u)->c_lflag); \
err |= get_user((k)->c_line, &(u)->c_line); \
err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
if((k)->c_lflag & ICANON) { \
err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} else { \
err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} \
err; \
})
#define kernel_termios_to_user_termios_1(u, k) \
({ \
int err; \
err = put_user((k)->c_iflag, &(u)->c_iflag); \

4
include/linux/of_platform.h
View file

@ -48,6 +48,10 @@ struct of_platform_driver
#define to_of_platform_driver(drv) \
container_of(drv,struct of_platform_driver, driver)
extern int of_register_driver(struct of_platform_driver *drv,
struct bus_type *bus);
extern void of_unregister_driver(struct of_platform_driver *drv);
#include <asm/of_platform.h>
extern struct of_device *of_find_device_by_node(struct device_node *np);