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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k

Browse source 
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
  m68k: amiga - Floppy platform device conversion
  m68k: amiga - Sound platform device conversion
  m68k: amiga - Frame buffer platform device conversion
  m68k: amiga - Zorro host bridge platform device conversion
  m68k: amiga - Zorro bus modalias support
  platform: Make platform resource input parameters const
  m68k: invoke oom-killer from page fault
  serial167: Kill unused variables
  m68k: Implement generic_find_next_{zero_,}le_bit()
  m68k: hp300 - Checkpatch cleanup
  m68k: Remove trailing spaces in messages
  m68k: Simplify param.h by using <asm-generic/param.h>
  m68k: Remove BKL from rtc implementations
This commit is contained in:
Linus Torvalds 2010-05-17 13:54:29 -07:00
commit ba2e1c5f25
31 changed files with 405 additions and 285 deletions
Download patch file Download diff file Expand all files Collapse all files

2
arch/m68k/amiga/Makefile
View file

@ -2,6 +2,6 @@
# Makefile for Linux arch/m68k/amiga source directory
#
obj-y := config.o amiints.o cia.o chipram.o amisound.o
obj-y := config.o amiints.o cia.o chipram.o amisound.o platform.o
obj-$(CONFIG_AMIGA_PCMCIA) += pcmcia.o

83
arch/m68k/amiga/platform.c Normal file
View file

@ -0,0 +1,83 @@
/*
* Copyright (C) 2007-2009 Geert Uytterhoeven
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/zorro.h>
#include <asm/amigahw.h>
#ifdef CONFIG_ZORRO
static const struct resource zorro_resources[] __initconst = {
/* Zorro II regions (on Zorro II/III) */
{
.name = "Zorro II exp",
.start = 0x00e80000,
.end = 0x00efffff,
.flags = IORESOURCE_MEM,
}, {
.name = "Zorro II mem",
.start = 0x00200000,
.end = 0x009fffff,
.flags = IORESOURCE_MEM,
},
/* Zorro III regions (on Zorro III only) */
{
.name = "Zorro III exp",
.start = 0xff000000,
.end = 0xffffffff,
.flags = IORESOURCE_MEM,
}, {
.name = "Zorro III cfg",
.start = 0x40000000,
.end = 0x7fffffff,
.flags = IORESOURCE_MEM,
}
};
static int __init amiga_init_bus(void)
{
if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(ZORRO))
return -ENODEV;
platform_device_register_simple("amiga-zorro", -1, zorro_resources,
AMIGAHW_PRESENT(ZORRO3) ? 4 : 2);
return 0;
}
subsys_initcall(amiga_init_bus);
#endif /* CONFIG_ZORRO */
static int __init amiga_init_devices(void)
{
if (!MACH_IS_AMIGA)
return -ENODEV;
/* video hardware */
if (AMIGAHW_PRESENT(AMI_VIDEO))
platform_device_register_simple("amiga-video", -1, NULL, 0);
/* sound hardware */
if (AMIGAHW_PRESENT(AMI_AUDIO))
platform_device_register_simple("amiga-audio", -1, NULL, 0);
/* storage interfaces */
if (AMIGAHW_PRESENT(AMI_FLOPPY))
platform_device_register_simple("amiga-floppy", -1, NULL, 0);
return 0;
}
device_initcall(amiga_init_devices);

29
arch/m68k/bvme6000/rtc.c
View file

@ -9,7 +9,6 @@
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/miscdevice.h>
#include <linux/smp_lock.h>
#include <linux/ioport.h>
#include <linux/capability.h>
#include <linux/fcntl.h>
@ -35,10 +34,9 @@
static unsigned char days_in_mo[] =
{0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
static char rtc_status;
static atomic_t rtc_status = ATOMIC_INIT(1);
static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg)
static long rtc_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
volatile RtcPtr_t rtc = (RtcPtr_t)BVME_RTC_BASE;
unsigned char msr;
@ -132,29 +130,20 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
}
/*
* We enforce only one user at a time here with the open/close.
* Also clear the previous interrupt data on an open, and clean
* up things on a close.
* We enforce only one user at a time here with the open/close.
*/
static int rtc_open(struct inode *inode, struct file *file)
{
lock_kernel();
if(rtc_status) {
unlock_kernel();
if (!atomic_dec_and_test(&rtc_status)) {
atomic_inc(&rtc_status);
return -EBUSY;
}
rtc_status = 1;
unlock_kernel();
return 0;
}
static int rtc_release(struct inode *inode, struct file *file)
{
lock_kernel();
rtc_status = 0;
unlock_kernel();
atomic_inc(&rtc_status);
return 0;
}
@ -163,9 +152,9 @@ static int rtc_release(struct inode *inode, struct file *file)
*/
static const struct file_operations rtc_fops = {
.ioctl = rtc_ioctl,
.open = rtc_open,
.release = rtc_release,
.unlocked_ioctl = rtc_ioctl,
.open = rtc_open,
.release = rtc_release,
};
static struct miscdevice rtc_dev = {

4
arch/m68k/hp300/time.h
View file

@ -1,4 +1,2 @@
extern void hp300_sched_init(irq_handler_t vector);
extern unsigned long hp300_gettimeoffset (void);
extern unsigned long hp300_gettimeoffset(void);

14
arch/m68k/include/asm/bitops_mm.h
View file

@ -365,6 +365,10 @@ static inline int minix_test_bit(int nr, const void *vaddr)
#define ext2_set_bit_atomic(lock, nr, addr) test_and_set_bit((nr) ^ 24, (unsigned long *)(addr))
#define ext2_clear_bit(nr, addr) __test_and_clear_bit((nr) ^ 24, (unsigned long *)(addr))
#define ext2_clear_bit_atomic(lock, nr, addr) test_and_clear_bit((nr) ^ 24, (unsigned long *)(addr))
#define ext2_find_next_zero_bit(addr, size, offset) \
generic_find_next_zero_le_bit((unsigned long *)addr, size, offset)
#define ext2_find_next_bit(addr, size, offset) \
generic_find_next_le_bit((unsigned long *)addr, size, offset)
static inline int ext2_test_bit(int nr, const void *vaddr)
{
@ -394,10 +398,9 @@ static inline int ext2_find_first_zero_bit(const void *vaddr, unsigned size)
return (p - addr) * 32 + res;
}
static inline int ext2_find_next_zero_bit(const void *vaddr, unsigned size,
unsigned offset)
static inline unsigned long generic_find_next_zero_le_bit(const unsigned long *addr,
unsigned long size, unsigned long offset)
{
const unsigned long *addr = vaddr;
const unsigned long *p = addr + (offset >> 5);
int bit = offset & 31UL, res;
@ -437,10 +440,9 @@ static inline int ext2_find_first_bit(const void *vaddr, unsigned size)
return (p - addr) * 32 + res;
}
static inline int ext2_find_next_bit(const void *vaddr, unsigned size,
unsigned offset)
static inline unsigned long generic_find_next_le_bit(const unsigned long *addr,
unsigned long size, unsigned long offset)
{
const unsigned long *addr = vaddr;
const unsigned long *p = addr + (offset >> 5);
int bit = offset & 31UL, res;

16
arch/m68k/include/asm/param.h
View file

@ -1,26 +1,12 @@
#ifndef _M68K_PARAM_H
#define _M68K_PARAM_H
#ifdef __KERNEL__
# define HZ CONFIG_HZ /* Internal kernel timer frequency */
# define USER_HZ 100 /* .. some user interfaces are in "ticks" */
# define CLOCKS_PER_SEC (USER_HZ) /* like times() */
#endif
#ifndef HZ
#define HZ 100
#endif
#ifdef __uClinux__
#define EXEC_PAGESIZE 4096
#else
#define EXEC_PAGESIZE 8192
#endif
#ifndef NOGROUP
#define NOGROUP (-1)
#endif
#define MAXHOSTNAMELEN 64 /* max length of hostname */
#include <asm-generic/param.h>
#endif /* _M68K_PARAM_H */

2
arch/m68k/kernel/traps.c
View file

@ -455,7 +455,7 @@ static inline void access_error040(struct frame *fp)
if (do_page_fault(&fp->ptregs, addr, errorcode)) {
#ifdef DEBUG
printk("do_page_fault() !=0 \n");
printk("do_page_fault() !=0\n");
#endif
if (user_mode(&fp->ptregs)){
/* delay writebacks after signal delivery */

10
arch/m68k/mac/config.c
View file

@ -148,7 +148,7 @@ static void mac_cache_card_flush(int writeback)
void __init config_mac(void)
{
if (!MACH_IS_MAC)
printk(KERN_ERR "ERROR: no Mac, but config_mac() called!! \n");
printk(KERN_ERR "ERROR: no Mac, but config_mac() called!!\n");
mach_sched_init = mac_sched_init;
mach_init_IRQ = mac_init_IRQ;
@ -867,7 +867,7 @@ static void __init mac_identify(void)
*/
iop_preinit();
printk(KERN_INFO "Detected Macintosh model: %d \n", model);
printk(KERN_INFO "Detected Macintosh model: %d\n", model);
/*
* Report booter data:
@ -878,12 +878,12 @@ static void __init mac_identify(void)
mac_bi_data.videoaddr, mac_bi_data.videorow,
mac_bi_data.videodepth, mac_bi_data.dimensions & 0xFFFF,
mac_bi_data.dimensions >> 16);
printk(KERN_DEBUG " Videological 0x%lx phys. 0x%lx, SCC at 0x%lx \n",
printk(KERN_DEBUG " Videological 0x%lx phys. 0x%lx, SCC at 0x%lx\n",
mac_bi_data.videological, mac_orig_videoaddr,
mac_bi_data.sccbase);
printk(KERN_DEBUG " Boottime: 0x%lx GMTBias: 0x%lx \n",
printk(KERN_DEBUG " Boottime: 0x%lx GMTBias: 0x%lx\n",
mac_bi_data.boottime, mac_bi_data.gmtbias);
printk(KERN_DEBUG " Machine ID: %ld CPUid: 0x%lx memory size: 0x%lx \n",
printk(KERN_DEBUG " Machine ID: %ld CPUid: 0x%lx memory size: 0x%lx\n",
mac_bi_data.id, mac_bi_data.cpuid, mac_bi_data.memsize);
iop_init();

14
arch/m68k/mm/fault.c
View file

@ -154,7 +154,6 @@ good_area:
* the fault.
*/
survive:
fault = handle_mm_fault(mm, vma, address, write ? FAULT_FLAG_WRITE : 0);
#ifdef DEBUG
printk("handle_mm_fault returns %d\n",fault);
@ -180,15 +179,10 @@ good_area:
*/
out_of_memory:
up_read(&mm->mmap_sem);
if (is_global_init(current)) {
yield();
down_read(&mm->mmap_sem);
goto survive;
}
printk("VM: killing process %s\n", current->comm);
if (user_mode(regs))
do_group_exit(SIGKILL);
if (!user_mode(regs))
goto no_context;
pagefault_out_of_memory();
return 0;
no_context:
current->thread.signo = SIGBUS;

19
arch/m68k/mvme16x/rtc.c
View file

@ -9,7 +9,6 @@
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/miscdevice.h>
#include <linux/smp_lock.h>
#include <linux/ioport.h>
#include <linux/capability.h>
#include <linux/fcntl.h>
@ -36,8 +35,7 @@ static const unsigned char days_in_mo[] =
static atomic_t rtc_ready = ATOMIC_INIT(1);
static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg)
static long rtc_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
volatile MK48T08ptr_t rtc = (MK48T08ptr_t)MVME_RTC_BASE;
unsigned long flags;
@ -120,22 +118,15 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
}
/*
* We enforce only one user at a time here with the open/close.
* Also clear the previous interrupt data on an open, and clean
* up things on a close.
* We enforce only one user at a time here with the open/close.
*/
static int rtc_open(struct inode *inode, struct file *file)
{
lock_kernel();
if( !atomic_dec_and_test(&rtc_ready) )
{
atomic_inc( &rtc_ready );
unlock_kernel();
return -EBUSY;
}
unlock_kernel();
return 0;
}
@ -150,9 +141,9 @@ static int rtc_release(struct inode *inode, struct file *file)
*/
static const struct file_operations rtc_fops = {
.ioctl = rtc_ioctl,
.open = rtc_open,
.release = rtc_release,
.unlocked_ioctl = rtc_ioctl,
.open = rtc_open,
.release = rtc_release,
};
static struct miscdevice rtc_dev=

2
arch/m68k/q40/config.c
View file

@ -126,7 +126,7 @@ static void q40_reset(void)
{
halted = 1;
printk("\n\n*******************************************\n"
"Called q40_reset : press the RESET button!! \n"
"Called q40_reset : press the RESET button!!\n"
"*******************************************\n");
Q40_LED_ON();
while (1)