pxa_cpu_suspend(); 
pxa_cpu_pm_enter(state); 
static int pxa_pm_enter(suspend_state_t state){	unsigned long sleep_save[SLEEP_SAVE_SIZE];	unsigned long checksum = 0;	struct timespec delta, rtc;	int i;	if (state != PM_SUSPEND_MEM)		return -EINVAL;#ifdef CONFIG_IWMMXT	/* force any iWMMXt context to ram **/	iwmmxt_task_disable(NULL);#endif	/* preserve current time */	rtc.tv_sec = RCNR;	rtc.tv_nsec = 0;	save_time_delta(&delta, &rtc);	SAVE(GPLR0); SAVE(GPLR1); SAVE(GPLR2);	SAVE(GPDR0); SAVE(GPDR1); SAVE(GPDR2);	SAVE(GRER0); SAVE(GRER1); SAVE(GRER2);	SAVE(GFER0); SAVE(GFER1); SAVE(GFER2);	SAVE(PGSR0); SAVE(PGSR1); SAVE(PGSR2);	SAVE(GAFR0_L); SAVE(GAFR0_U);	SAVE(GAFR1_L); SAVE(GAFR1_U);	SAVE(GAFR2_L); SAVE(GAFR2_U);#ifdef CONFIG_PXA27x	SAVE(GPLR3); SAVE(GPDR3); SAVE(GRER3); SAVE(GFER3); SAVE(PGSR3);	SAVE(GAFR3_L); SAVE(GAFR3_U);#endif	SAVE(ICMR);	ICMR = 0;	SAVE(CKEN);	CKEN = 0;	SAVE(PSTR);	/* Note: wake up source are set up in each machine specific files */	/* clear GPIO transition detect  bits */	GEDR0 = GEDR0; GEDR1 = GEDR1; GEDR2 = GEDR2;#ifdef CONFIG_PXA27x	GEDR3 = GEDR3;#endif	/* Clear sleep reset status */	RCSR = RCSR_SMR;	/* set resume return address */	PSPR = virt_to_phys(pxa_cpu_resume);	/* before sleeping, calculate and save a checksum */	for (i = 0; i < SLEEP_SAVE_SIZE - 1; i++)		checksum += sleep_save[i];	sleep_save[SLEEP_SAVE_CKSUM] = checksum;	/* *** go zzz *** */	pxa_cpu_suspend();	/* after sleeping, validate the checksum */	checksum = 0;	for (i = 0; i < SLEEP_SAVE_SIZE - 1; i++)		checksum += sleep_save[i];	/* if invalid, display message and wait for a hardware reset */	if (checksum != sleep_save[SLEEP_SAVE_CKSUM]) {#ifdef CONFIG_ARCH_LUBBOCK		LUB_HEXLED = 0xbadbadc5;#endif		while (1)			pxa_cpu_suspend();	}	/* ensure not to come back here if it wasn't intended */	PSPR = 0;	/* restore registers */	RESTORE(GAFR0_L); RESTORE(GAFR0_U);	RESTORE(GAFR1_L); RESTORE(GAFR1_U);	RESTORE(GAFR2_L); RESTORE(GAFR2_U);	RESTORE_GPLEVEL(0); RESTORE_GPLEVEL(1); RESTORE_GPLEVEL(2);	RESTORE(GPDR0); RESTORE(GPDR1); RESTORE(GPDR2);	RESTORE(GRER0); RESTORE(GRER1); RESTORE(GRER2);	RESTORE(GFER0); RESTORE(GFER1); RESTORE(GFER2);	RESTORE(PGSR0); RESTORE(PGSR1); RESTORE(PGSR2);#ifdef CONFIG_PXA27x	RESTORE(GAFR3_L); RESTORE(GAFR3_U); RESTORE_GPLEVEL(3);	RESTORE(GPDR3); RESTORE(GRER3); RESTORE(GFER3); RESTORE(PGSR3);#endif	PSSR = PSSR_RDH | PSSR_PH;	RESTORE(CKEN);	ICLR = 0;	ICCR = 1;	RESTORE(ICMR);	RESTORE(PSTR);	/* restore current time */	rtc.tv_sec = RCNR;	restore_time_delta(&delta, &rtc);#ifdef DEBUG	printk(KERN_DEBUG "*** made it back from resume\n");#endif	return 0;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/8775420d2fbcfff866995471ea5f6130d14d121c/pm.c/buggy/arch/arm/mach-pxa/pm.c