Commit 46571909 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus 

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus:
  [MIPS] SB1: Check for -mno-sched-prolog if building corelis debug kernel.
  [MIPS] Sibyte: Fix race in sb1250_gettimeoffset().
  [MIPS] Sibyte: Fix interrupt timer off by one bug.
  [MIPS] Sibyte: Fix M_SCD_TIMER_INIT and M_SCD_TIMER_CNT wrong field width.
  [MIPS] Protect more of timer_interrupt() by xtime_lock.
  [MIPS] Work around bad code generation for <asm/io.h>.
  [MIPS] Simple patch to power off DBAU1200
  [MIPS] Fix DBAu1550 software power off.
  [MIPS] local_r4k_flush_cache_page fix
  [MIPS] SB1: Fix interrupt disable hazard.
  [MIPS] Get rid of the IP22-specific code in arclib.
  Update MAINTAINERS entry for MIPS.
parents 4a29cc2e 9007c9a2

MAINTAINERS

+2 −1
Original line number Diff line number Diff line
@@ -1752,7 +1752,8 @@ P: Ralf Baechle 
M:	ralf@linux-mips.org

W:	http://www.linux-mips.org/

L:	linux-mips@linux-mips.org

S:	Maintained

T:	git www.linux-mips.org:/pub/scm/linux.git

S:	Supported



MISCELLANEOUS MCA-SUPPORT

P:	James Bottomley

arch/mips/Makefile

+2 −1
Original line number Diff line number Diff line
@@ -108,7 +108,8 @@ MODFLAGS += -mlong-calls 
cflags-$(CONFIG_CPU_BIG_ENDIAN)		+= $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB)

cflags-$(CONFIG_CPU_LITTLE_ENDIAN)	+= $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL)



cflags-$(CONFIG_SB1XXX_CORELIS)	+= -mno-sched-prolog -fno-omit-frame-pointer

cflags-$(CONFIG_SB1XXX_CORELIS)	+= $(call cc-option,-mno-sched-prolog) \

				   -fno-omit-frame-pointer



#

# Use: $(call set_gccflags,<cpu0>,<isa0>,<cpu1>,<isa1>,<isa2>)

arch/mips/arc/misc.c

+0 −19
Original line number Diff line number Diff line
@@ -9,7 +9,6 @@ 
 * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org)

 * Copyright (C) 1999 Silicon Graphics, Inc.

 */

#include <linux/config.h>

#include <linux/init.h>

#include <linux/kernel.h>
@@ -20,17 +19,11 @@ 
#include <asm/bootinfo.h>

#include <asm/system.h>



extern void *sgiwd93_host;

extern void reset_wd33c93(void *instance);



VOID

ArcHalt(VOID)

{

	bc_disable();

	local_irq_disable();

#ifdef CONFIG_SCSI_SGIWD93

	reset_wd33c93(sgiwd93_host);

#endif

	ARC_CALL0(halt);

never:	goto never;

}
@@ -40,9 +33,6 @@ ArcPowerDown(VOID) 
{

	bc_disable();

	local_irq_disable();

#ifdef CONFIG_SCSI_SGIWD93

	reset_wd33c93(sgiwd93_host);

#endif

	ARC_CALL0(pdown);

never:	goto never;

}
@@ -53,9 +43,6 @@ ArcRestart(VOID) 
{

	bc_disable();

	local_irq_disable();

#ifdef CONFIG_SCSI_SGIWD93

	reset_wd33c93(sgiwd93_host);

#endif

	ARC_CALL0(restart);

never:	goto never;

}
@@ -65,9 +52,6 @@ ArcReboot(VOID) 
{

	bc_disable();

	local_irq_disable();

#ifdef CONFIG_SCSI_SGIWD93

	reset_wd33c93(sgiwd93_host);

#endif

	ARC_CALL0(reboot);

never:	goto never;

}
@@ -77,9 +61,6 @@ ArcEnterInteractiveMode(VOID) 
{

	bc_disable();

	local_irq_disable();

#ifdef CONFIG_SCSI_SGIWD93

	reset_wd33c93(sgiwd93_host);

#endif

	ARC_CALL0(imode);

never:	goto never;

}

arch/mips/au1000/common/reset.c

+7 −3
Original line number Diff line number Diff line
@@ -164,17 +164,20 @@ void au1000_restart(char *command) 


void au1000_halt(void)

{

#if defined(CONFIG_MIPS_PB1550)

#if defined(CONFIG_MIPS_PB1550) || defined(CONFIG_MIPS_DB1550)

	/* power off system */

	printk("\n** Powering off Pb1550\n");

	printk("\n** Powering off...\n");

	au_writew(au_readw(0xAF00001C) | (3<<14), 0xAF00001C);

	au_sync();

	while(1); /* should not get here */

#endif

#else

	printk(KERN_NOTICE "\n** You can safely turn off the power\n");

#ifdef CONFIG_MIPS_MIRAGE

	au_writel((1 << 26) | (1 << 10), GPIO2_OUTPUT);

#endif

#ifdef CONFIG_MIPS_DB1200

	au_writew(au_readw(0xB980001C) | (1<<14), 0xB980001C);

#endif

#ifdef CONFIG_PM

	au_sleep();
@@ -187,6 +190,7 @@ void au1000_halt(void) 
	                "wait\n\t"

			".set\tmips0");

#endif

#endif /* defined(CONFIG_MIPS_PB1550) || defined(CONFIG_MIPS_DB1550) */

}



void au1000_power_off(void)

arch/mips/kernel/time.c

+4 −2
Original line number Diff line number Diff line
@@ -424,6 +424,8 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) 
	unsigned long j;

	unsigned int count;



	write_seqlock(&xtime_lock);



	count = mips_hpt_read();

	mips_timer_ack();
@@ -441,7 +443,6 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) 
	 * CMOS clock accordingly every ~11 minutes. rtc_set_time() has to be

	 * called as close as possible to 500 ms before the new second starts.

	 */

	write_seqlock(&xtime_lock);

	if (ntp_synced() &&

	    xtime.tv_sec > last_rtc_update + 660 &&

	    (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 &&
@@ -453,7 +454,6 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) 
			last_rtc_update = xtime.tv_sec - 600;

		}

	}

	write_sequnlock(&xtime_lock);



	/*

	 * If jiffies has overflown in this timer_interrupt, we must
@@ -496,6 +496,8 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) 
		}

	}



	write_sequnlock(&xtime_lock);



	/*

	 * In UP mode, we call local_timer_interrupt() to do profiling

	 * and process accouting.

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