diff options
Diffstat (limited to 'arch/ia64/kernel/acpi.c')
| -rw-r--r-- | arch/ia64/kernel/acpi.c | 328 | 
1 files changed, 171 insertions, 157 deletions
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c index 9609f243e5d..318787c84ac 100644 --- a/arch/ia64/kernel/acpi.c +++ b/arch/ia64/kernel/acpi.c @@ -74,12 +74,11 @@ unsigned int acpi_cpei_override;  unsigned int acpi_cpei_phys_cpuid;  #define MAX_SAPICS 256 -u16 ia64_acpiid_to_sapicid[MAX_SAPICS] = -	{ [0 ... MAX_SAPICS - 1] = -1 }; +u16 ia64_acpiid_to_sapicid[MAX_SAPICS] = {[0 ... MAX_SAPICS - 1] = -1 }; +  EXPORT_SYMBOL(ia64_acpiid_to_sapicid); -const char * -acpi_get_sysname (void) +const char *acpi_get_sysname(void)  {  #ifdef CONFIG_IA64_GENERIC  	unsigned long rsdp_phys; @@ -89,27 +88,29 @@ acpi_get_sysname (void)  	rsdp_phys = acpi_find_rsdp();  	if (!rsdp_phys) { -		printk(KERN_ERR "ACPI 2.0 RSDP not found, default to \"dig\"\n"); +		printk(KERN_ERR +		       "ACPI 2.0 RSDP not found, default to \"dig\"\n");  		return "dig";  	} -	rsdp = (struct acpi20_table_rsdp *) __va(rsdp_phys); +	rsdp = (struct acpi20_table_rsdp *)__va(rsdp_phys);  	if (strncmp(rsdp->signature, RSDP_SIG, sizeof(RSDP_SIG) - 1)) { -		printk(KERN_ERR "ACPI 2.0 RSDP signature incorrect, default to \"dig\"\n"); +		printk(KERN_ERR +		       "ACPI 2.0 RSDP signature incorrect, default to \"dig\"\n");  		return "dig";  	} -	xsdt = (struct acpi_table_xsdt *) __va(rsdp->xsdt_address); +	xsdt = (struct acpi_table_xsdt *)__va(rsdp->xsdt_address);  	hdr = &xsdt->header;  	if (strncmp(hdr->signature, XSDT_SIG, sizeof(XSDT_SIG) - 1)) { -		printk(KERN_ERR "ACPI 2.0 XSDT signature incorrect, default to \"dig\"\n"); +		printk(KERN_ERR +		       "ACPI 2.0 XSDT signature incorrect, default to \"dig\"\n");  		return "dig";  	}  	if (!strcmp(hdr->oem_id, "HP")) {  		return "hpzx1"; -	} -	else if (!strcmp(hdr->oem_id, "SGI")) { +	} else if (!strcmp(hdr->oem_id, "SGI")) {  		return "sn2";  	} @@ -131,7 +132,7 @@ acpi_get_sysname (void)  #endif  } -#ifdef CONFIG_ACPI_BOOT +#ifdef CONFIG_ACPI  #define ACPI_MAX_PLATFORM_INTERRUPTS	256 @@ -146,8 +147,7 @@ enum acpi_irq_model_id acpi_irq_model = ACPI_IRQ_MODEL_IOSAPIC;   * Interrupt routing API for device drivers.  Provides interrupt vector for   * a generic platform event.  Currently only CPEI is implemented.   */ -int -acpi_request_vector (u32 int_type) +int acpi_request_vector(u32 int_type)  {  	int vector = -1; @@ -155,12 +155,12 @@ acpi_request_vector (u32 int_type)  		/* corrected platform error interrupt */  		vector = platform_intr_list[int_type];  	} else -		printk(KERN_ERR "acpi_request_vector(): invalid interrupt type\n"); +		printk(KERN_ERR +		       "acpi_request_vector(): invalid interrupt type\n");  	return vector;  } -char * -__acpi_map_table (unsigned long phys_addr, unsigned long size) +char *__acpi_map_table(unsigned long phys_addr, unsigned long size)  {  	return __va(phys_addr);  } @@ -169,19 +169,18 @@ __acpi_map_table (unsigned long phys_addr, unsigned long size)                              Boot-time Table Parsing     -------------------------------------------------------------------------- */ -static int			total_cpus __initdata; -static int			available_cpus __initdata; -struct acpi_table_madt *	acpi_madt __initdata; -static u8			has_8259; - +static int total_cpus __initdata; +static int available_cpus __initdata; +struct acpi_table_madt *acpi_madt __initdata; +static u8 has_8259;  static int __init -acpi_parse_lapic_addr_ovr ( -	acpi_table_entry_header *header, const unsigned long end) +acpi_parse_lapic_addr_ovr(acpi_table_entry_header * header, +			  const unsigned long end)  {  	struct acpi_table_lapic_addr_ovr *lapic; -	lapic = (struct acpi_table_lapic_addr_ovr *) header; +	lapic = (struct acpi_table_lapic_addr_ovr *)header;  	if (BAD_MADT_ENTRY(lapic, end))  		return -EINVAL; @@ -193,22 +192,23 @@ acpi_parse_lapic_addr_ovr (  	return 0;  } -  static int __init -acpi_parse_lsapic (acpi_table_entry_header *header, const unsigned long end) +acpi_parse_lsapic(acpi_table_entry_header * header, const unsigned long end)  {  	struct acpi_table_lsapic *lsapic; -	lsapic = (struct acpi_table_lsapic *) header; +	lsapic = (struct acpi_table_lsapic *)header;  	if (BAD_MADT_ENTRY(lsapic, end))  		return -EINVAL;  	if (lsapic->flags.enabled) {  #ifdef CONFIG_SMP -		smp_boot_data.cpu_phys_id[available_cpus] = (lsapic->id << 8) | lsapic->eid; +		smp_boot_data.cpu_phys_id[available_cpus] = +		    (lsapic->id << 8) | lsapic->eid;  #endif -		ia64_acpiid_to_sapicid[lsapic->acpi_id] = (lsapic->id << 8) | lsapic->eid; +		ia64_acpiid_to_sapicid[lsapic->acpi_id] = +		    (lsapic->id << 8) | lsapic->eid;  		++available_cpus;  	} @@ -216,13 +216,12 @@ acpi_parse_lsapic (acpi_table_entry_header *header, const unsigned long end)  	return 0;  } -  static int __init -acpi_parse_lapic_nmi (acpi_table_entry_header *header, const unsigned long end) +acpi_parse_lapic_nmi(acpi_table_entry_header * header, const unsigned long end)  {  	struct acpi_table_lapic_nmi *lacpi_nmi; -	lacpi_nmi = (struct acpi_table_lapic_nmi*) header; +	lacpi_nmi = (struct acpi_table_lapic_nmi *)header;  	if (BAD_MADT_ENTRY(lacpi_nmi, end))  		return -EINVAL; @@ -231,13 +230,12 @@ acpi_parse_lapic_nmi (acpi_table_entry_header *header, const unsigned long end)  	return 0;  } -  static int __init -acpi_parse_iosapic (acpi_table_entry_header *header, const unsigned long end) +acpi_parse_iosapic(acpi_table_entry_header * header, const unsigned long end)  {  	struct acpi_table_iosapic *iosapic; -	iosapic = (struct acpi_table_iosapic *) header; +	iosapic = (struct acpi_table_iosapic *)header;  	if (BAD_MADT_ENTRY(iosapic, end))  		return -EINVAL; @@ -245,15 +243,14 @@ acpi_parse_iosapic (acpi_table_entry_header *header, const unsigned long end)  	return iosapic_init(iosapic->address, iosapic->global_irq_base);  } -  static int __init -acpi_parse_plat_int_src ( -	acpi_table_entry_header *header, const unsigned long end) +acpi_parse_plat_int_src(acpi_table_entry_header * header, +			const unsigned long end)  {  	struct acpi_table_plat_int_src *plintsrc;  	int vector; -	plintsrc = (struct acpi_table_plat_int_src *) header; +	plintsrc = (struct acpi_table_plat_int_src *)header;  	if (BAD_MADT_ENTRY(plintsrc, end))  		return -EINVAL; @@ -267,8 +264,12 @@ acpi_parse_plat_int_src (  						plintsrc->iosapic_vector,  						plintsrc->eid,  						plintsrc->id, -						(plintsrc->flags.polarity == 1) ? IOSAPIC_POL_HIGH : IOSAPIC_POL_LOW, -						(plintsrc->flags.trigger == 1) ? IOSAPIC_EDGE : IOSAPIC_LEVEL); +						(plintsrc->flags.polarity == +						 1) ? IOSAPIC_POL_HIGH : +						IOSAPIC_POL_LOW, +						(plintsrc->flags.trigger == +						 1) ? IOSAPIC_EDGE : +						IOSAPIC_LEVEL);  	platform_intr_list[plintsrc->type] = vector;  	if (acpi_madt_rev > 1) { @@ -283,7 +284,6 @@ acpi_parse_plat_int_src (  	return 0;  } -  unsigned int can_cpei_retarget(void)  {  	extern int cpe_vector; @@ -322,29 +322,30 @@ unsigned int get_cpei_target_cpu(void)  }  static int __init -acpi_parse_int_src_ovr ( -	acpi_table_entry_header *header, const unsigned long end) +acpi_parse_int_src_ovr(acpi_table_entry_header * header, +		       const unsigned long end)  {  	struct acpi_table_int_src_ovr *p; -	p = (struct acpi_table_int_src_ovr *) header; +	p = (struct acpi_table_int_src_ovr *)header;  	if (BAD_MADT_ENTRY(p, end))  		return -EINVAL;  	iosapic_override_isa_irq(p->bus_irq, p->global_irq, -				 (p->flags.polarity == 1) ? IOSAPIC_POL_HIGH : IOSAPIC_POL_LOW, -				 (p->flags.trigger == 1) ? IOSAPIC_EDGE : IOSAPIC_LEVEL); +				 (p->flags.polarity == +				  1) ? IOSAPIC_POL_HIGH : IOSAPIC_POL_LOW, +				 (p->flags.trigger == +				  1) ? IOSAPIC_EDGE : IOSAPIC_LEVEL);  	return 0;  } -  static int __init -acpi_parse_nmi_src (acpi_table_entry_header *header, const unsigned long end) +acpi_parse_nmi_src(acpi_table_entry_header * header, const unsigned long end)  {  	struct acpi_table_nmi_src *nmi_src; -	nmi_src = (struct acpi_table_nmi_src*) header; +	nmi_src = (struct acpi_table_nmi_src *)header;  	if (BAD_MADT_ENTRY(nmi_src, end))  		return -EINVAL; @@ -353,11 +354,9 @@ acpi_parse_nmi_src (acpi_table_entry_header *header, const unsigned long end)  	return 0;  } -static void __init -acpi_madt_oem_check (char *oem_id, char *oem_table_id) +static void __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)  { -	if (!strncmp(oem_id, "IBM", 3) && -	    (!strncmp(oem_table_id, "SERMOW", 6))) { +	if (!strncmp(oem_id, "IBM", 3) && (!strncmp(oem_table_id, "SERMOW", 6))) {  		/*  		 * Unfortunately ITC_DRIFT is not yet part of the @@ -370,19 +369,18 @@ acpi_madt_oem_check (char *oem_id, char *oem_table_id)  	}  } -static int __init -acpi_parse_madt (unsigned long phys_addr, unsigned long size) +static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size)  {  	if (!phys_addr || !size)  		return -EINVAL; -	acpi_madt = (struct acpi_table_madt *) __va(phys_addr); +	acpi_madt = (struct acpi_table_madt *)__va(phys_addr);  	acpi_madt_rev = acpi_madt->header.revision;  	/* remember the value for reference after free_initmem() */  #ifdef CONFIG_ITANIUM -	has_8259 = 1; /* Firmware on old Itanium systems is broken */ +	has_8259 = 1;		/* Firmware on old Itanium systems is broken */  #else  	has_8259 = acpi_madt->flags.pcat_compat;  #endif @@ -396,19 +394,18 @@ acpi_parse_madt (unsigned long phys_addr, unsigned long size)  	printk(KERN_INFO PREFIX "Local APIC address %p\n", ipi_base_addr);  	acpi_madt_oem_check(acpi_madt->header.oem_id, -		acpi_madt->header.oem_table_id); +			    acpi_madt->header.oem_table_id);  	return 0;  } -  #ifdef CONFIG_ACPI_NUMA  #undef SLIT_DEBUG  #define PXM_FLAG_LEN ((MAX_PXM_DOMAINS + 1)/32) -static int __initdata srat_num_cpus;			/* number of cpus */ +static int __initdata srat_num_cpus;	/* number of cpus */  static u32 __devinitdata pxm_flag[PXM_FLAG_LEN];  #define pxm_bit_set(bit)	(set_bit(bit,(void *)pxm_flag))  #define pxm_bit_test(bit)	(test_bit(bit,(void *)pxm_flag)) @@ -421,15 +418,15 @@ static struct acpi_table_slit __initdata *slit_table;   * ACPI 2.0 SLIT (System Locality Information Table)   * http://devresource.hp.com/devresource/Docs/TechPapers/IA64/slit.pdf   */ -void __init -acpi_numa_slit_init (struct acpi_table_slit *slit) +void __init acpi_numa_slit_init(struct acpi_table_slit *slit)  {  	u32 len;  	len = sizeof(struct acpi_table_header) + 8 -		+ slit->localities * slit->localities; +	    + slit->localities * slit->localities;  	if (slit->header.length != len) { -		printk(KERN_ERR "ACPI 2.0 SLIT: size mismatch: %d expected, %d actual\n", +		printk(KERN_ERR +		       "ACPI 2.0 SLIT: size mismatch: %d expected, %d actual\n",  		       len, slit->header.length);  		memset(numa_slit, 10, sizeof(numa_slit));  		return; @@ -438,19 +435,20 @@ acpi_numa_slit_init (struct acpi_table_slit *slit)  }  void __init -acpi_numa_processor_affinity_init (struct acpi_table_processor_affinity *pa) +acpi_numa_processor_affinity_init(struct acpi_table_processor_affinity *pa)  {  	/* record this node in proximity bitmap */  	pxm_bit_set(pa->proximity_domain); -	node_cpuid[srat_num_cpus].phys_id = (pa->apic_id << 8) | (pa->lsapic_eid); +	node_cpuid[srat_num_cpus].phys_id = +	    (pa->apic_id << 8) | (pa->lsapic_eid);  	/* nid should be overridden as logical node id later */  	node_cpuid[srat_num_cpus].nid = pa->proximity_domain;  	srat_num_cpus++;  }  void __init -acpi_numa_memory_affinity_init (struct acpi_table_memory_affinity *ma) +acpi_numa_memory_affinity_init(struct acpi_table_memory_affinity *ma)  {  	unsigned long paddr, size;  	u8 pxm; @@ -487,8 +485,7 @@ acpi_numa_memory_affinity_init (struct acpi_table_memory_affinity *ma)  	num_node_memblks++;  } -void __init -acpi_numa_arch_fixup (void) +void __init acpi_numa_arch_fixup(void)  {  	int i, j, node_from, node_to; @@ -534,21 +531,24 @@ acpi_numa_arch_fixup (void)  	for (i = 0; i < srat_num_cpus; i++)  		node_cpuid[i].nid = pxm_to_nid_map[node_cpuid[i].nid]; -	printk(KERN_INFO "Number of logical nodes in system = %d\n", num_online_nodes()); -	printk(KERN_INFO "Number of memory chunks in system = %d\n", num_node_memblks); +	printk(KERN_INFO "Number of logical nodes in system = %d\n", +	       num_online_nodes()); +	printk(KERN_INFO "Number of memory chunks in system = %d\n", +	       num_node_memblks); -	if (!slit_table) return; +	if (!slit_table) +		return;  	memset(numa_slit, -1, sizeof(numa_slit)); -	for (i=0; i<slit_table->localities; i++) { +	for (i = 0; i < slit_table->localities; i++) {  		if (!pxm_bit_test(i))  			continue;  		node_from = pxm_to_nid_map[i]; -		for (j=0; j<slit_table->localities; j++) { +		for (j = 0; j < slit_table->localities; j++) {  			if (!pxm_bit_test(j))  				continue;  			node_to = pxm_to_nid_map[j];  			node_distance(node_from, node_to) = -				slit_table->entry[i*slit_table->localities + j]; +			    slit_table->entry[i * slit_table->localities + j];  		}  	} @@ -556,36 +556,43 @@ acpi_numa_arch_fixup (void)  	printk("ACPI 2.0 SLIT locality table:\n");  	for_each_online_node(i) {  		for_each_online_node(j) -			printk("%03d ", node_distance(i,j)); +		    printk("%03d ", node_distance(i, j));  		printk("\n");  	}  #endif  } -#endif /* CONFIG_ACPI_NUMA */ +#endif				/* CONFIG_ACPI_NUMA */ -unsigned int -acpi_register_gsi (u32 gsi, int edge_level, int active_high_low) +/* + * success: return IRQ number (>=0) + * failure: return < 0 + */ +int acpi_register_gsi(u32 gsi, int edge_level, int active_high_low)  {  	if (has_8259 && gsi < 16)  		return isa_irq_to_vector(gsi);  	return iosapic_register_intr(gsi, -			(active_high_low == ACPI_ACTIVE_HIGH) ? IOSAPIC_POL_HIGH : IOSAPIC_POL_LOW, -			(edge_level == ACPI_EDGE_SENSITIVE) ? IOSAPIC_EDGE : IOSAPIC_LEVEL); +				     (active_high_low == +				      ACPI_ACTIVE_HIGH) ? IOSAPIC_POL_HIGH : +				     IOSAPIC_POL_LOW, +				     (edge_level == +				      ACPI_EDGE_SENSITIVE) ? IOSAPIC_EDGE : +				     IOSAPIC_LEVEL);  } +  EXPORT_SYMBOL(acpi_register_gsi);  #ifdef CONFIG_ACPI_DEALLOCATE_IRQ -void -acpi_unregister_gsi (u32 gsi) +void acpi_unregister_gsi(u32 gsi)  {  	iosapic_unregister_intr(gsi);  } +  EXPORT_SYMBOL(acpi_unregister_gsi); -#endif /* CONFIG_ACPI_DEALLOCATE_IRQ */ +#endif				/* CONFIG_ACPI_DEALLOCATE_IRQ */ -static int __init -acpi_parse_fadt (unsigned long phys_addr, unsigned long size) +static int __init acpi_parse_fadt(unsigned long phys_addr, unsigned long size)  {  	struct acpi_table_header *fadt_header;  	struct fadt_descriptor_rev2 *fadt; @@ -593,11 +600,11 @@ acpi_parse_fadt (unsigned long phys_addr, unsigned long size)  	if (!phys_addr || !size)  		return -EINVAL; -	fadt_header = (struct acpi_table_header *) __va(phys_addr); +	fadt_header = (struct acpi_table_header *)__va(phys_addr);  	if (fadt_header->revision != 3) -		return -ENODEV;		/* Only deal with ACPI 2.0 FADT */ +		return -ENODEV;	/* Only deal with ACPI 2.0 FADT */ -	fadt = (struct fadt_descriptor_rev2 *) fadt_header; +	fadt = (struct fadt_descriptor_rev2 *)fadt_header;  	if (!(fadt->iapc_boot_arch & BAF_8042_KEYBOARD_CONTROLLER))  		acpi_kbd_controller_present = 0; @@ -609,22 +616,19 @@ acpi_parse_fadt (unsigned long phys_addr, unsigned long size)  	return 0;  } - -unsigned long __init -acpi_find_rsdp (void) +unsigned long __init acpi_find_rsdp(void)  {  	unsigned long rsdp_phys = 0;  	if (efi.acpi20)  		rsdp_phys = __pa(efi.acpi20);  	else if (efi.acpi) -		printk(KERN_WARNING PREFIX "v1.0/r0.71 tables no longer supported\n"); +		printk(KERN_WARNING PREFIX +		       "v1.0/r0.71 tables no longer supported\n");  	return rsdp_phys;  } - -int __init -acpi_boot_init (void) +int __init acpi_boot_init(void)  {  	/* @@ -642,31 +646,43 @@ acpi_boot_init (void)  	/* Local APIC */ -	if (acpi_table_parse_madt(ACPI_MADT_LAPIC_ADDR_OVR, acpi_parse_lapic_addr_ovr, 0) < 0) -		printk(KERN_ERR PREFIX "Error parsing LAPIC address override entry\n"); +	if (acpi_table_parse_madt +	    (ACPI_MADT_LAPIC_ADDR_OVR, acpi_parse_lapic_addr_ovr, 0) < 0) +		printk(KERN_ERR PREFIX +		       "Error parsing LAPIC address override entry\n"); -	if (acpi_table_parse_madt(ACPI_MADT_LSAPIC, acpi_parse_lsapic, NR_CPUS) < 1) -		printk(KERN_ERR PREFIX "Error parsing MADT - no LAPIC entries\n"); +	if (acpi_table_parse_madt(ACPI_MADT_LSAPIC, acpi_parse_lsapic, NR_CPUS) +	    < 1) +		printk(KERN_ERR PREFIX +		       "Error parsing MADT - no LAPIC entries\n"); -	if (acpi_table_parse_madt(ACPI_MADT_LAPIC_NMI, acpi_parse_lapic_nmi, 0) < 0) +	if (acpi_table_parse_madt(ACPI_MADT_LAPIC_NMI, acpi_parse_lapic_nmi, 0) +	    < 0)  		printk(KERN_ERR PREFIX "Error parsing LAPIC NMI entry\n");  	/* I/O APIC */ -	if (acpi_table_parse_madt(ACPI_MADT_IOSAPIC, acpi_parse_iosapic, NR_IOSAPICS) < 1) -		printk(KERN_ERR PREFIX "Error parsing MADT - no IOSAPIC entries\n"); +	if (acpi_table_parse_madt +	    (ACPI_MADT_IOSAPIC, acpi_parse_iosapic, NR_IOSAPICS) < 1) +		printk(KERN_ERR PREFIX +		       "Error parsing MADT - no IOSAPIC entries\n");  	/* System-Level Interrupt Routing */ -	if (acpi_table_parse_madt(ACPI_MADT_PLAT_INT_SRC, acpi_parse_plat_int_src, ACPI_MAX_PLATFORM_INTERRUPTS) < 0) -		printk(KERN_ERR PREFIX "Error parsing platform interrupt source entry\n"); +	if (acpi_table_parse_madt +	    (ACPI_MADT_PLAT_INT_SRC, acpi_parse_plat_int_src, +	     ACPI_MAX_PLATFORM_INTERRUPTS) < 0) +		printk(KERN_ERR PREFIX +		       "Error parsing platform interrupt source entry\n"); -	if (acpi_table_parse_madt(ACPI_MADT_INT_SRC_OVR, acpi_parse_int_src_ovr, 0) < 0) -		printk(KERN_ERR PREFIX "Error parsing interrupt source overrides entry\n"); +	if (acpi_table_parse_madt +	    (ACPI_MADT_INT_SRC_OVR, acpi_parse_int_src_ovr, 0) < 0) +		printk(KERN_ERR PREFIX +		       "Error parsing interrupt source overrides entry\n");  	if (acpi_table_parse_madt(ACPI_MADT_NMI_SRC, acpi_parse_nmi_src, 0) < 0)  		printk(KERN_ERR PREFIX "Error parsing NMI SRC entry\n"); -  skip_madt: +      skip_madt:  	/*  	 * FADT says whether a legacy keyboard controller is present. @@ -681,8 +697,9 @@ acpi_boot_init (void)  	if (available_cpus == 0) {  		printk(KERN_INFO "ACPI: Found 0 CPUS; assuming 1\n");  		printk(KERN_INFO "CPU 0 (0x%04x)", hard_smp_processor_id()); -		smp_boot_data.cpu_phys_id[available_cpus] = hard_smp_processor_id(); -		available_cpus = 1; /* We've got at least one of these, no? */ +		smp_boot_data.cpu_phys_id[available_cpus] = +		    hard_smp_processor_id(); +		available_cpus = 1;	/* We've got at least one of these, no? */  	}  	smp_boot_data.cpu_count = available_cpus; @@ -691,8 +708,10 @@ acpi_boot_init (void)  	if (srat_num_cpus == 0) {  		int cpu, i = 1;  		for (cpu = 0; cpu < smp_boot_data.cpu_count; cpu++) -			if (smp_boot_data.cpu_phys_id[cpu] != hard_smp_processor_id()) -				node_cpuid[i++].phys_id = smp_boot_data.cpu_phys_id[cpu]; +			if (smp_boot_data.cpu_phys_id[cpu] != +			    hard_smp_processor_id()) +				node_cpuid[i++].phys_id = +				    smp_boot_data.cpu_phys_id[cpu];  	}  # endif  #endif @@ -700,12 +719,12 @@ acpi_boot_init (void)  	build_cpu_to_node_map();  #endif  	/* Make boot-up look pretty */ -	printk(KERN_INFO "%d CPUs available, %d CPUs total\n", available_cpus, total_cpus); +	printk(KERN_INFO "%d CPUs available, %d CPUs total\n", available_cpus, +	       total_cpus);  	return 0;  } -int -acpi_gsi_to_irq (u32 gsi, unsigned int *irq) +int acpi_gsi_to_irq(u32 gsi, unsigned int *irq)  {  	int vector; @@ -726,11 +745,10 @@ acpi_gsi_to_irq (u32 gsi, unsigned int *irq)   */  #ifdef CONFIG_ACPI_HOTPLUG_CPU  static -int -acpi_map_cpu2node(acpi_handle handle, int cpu, long physid) +int acpi_map_cpu2node(acpi_handle handle, int cpu, long physid)  {  #ifdef CONFIG_ACPI_NUMA -	int 			pxm_id; +	int pxm_id;  	pxm_id = acpi_get_pxm(handle); @@ -738,31 +756,28 @@ acpi_map_cpu2node(acpi_handle handle, int cpu, long physid)  	 * Assuming that the container driver would have set the proximity  	 * domain and would have initialized pxm_to_nid_map[pxm_id] && pxm_flag  	 */ -	node_cpuid[cpu].nid = (pxm_id < 0) ? 0: -			pxm_to_nid_map[pxm_id]; +	node_cpuid[cpu].nid = (pxm_id < 0) ? 0 : pxm_to_nid_map[pxm_id]; -	node_cpuid[cpu].phys_id =  physid; +	node_cpuid[cpu].phys_id = physid;  #endif -	return(0); +	return (0);  } - -int -acpi_map_lsapic(acpi_handle handle, int *pcpu) +int acpi_map_lsapic(acpi_handle handle, int *pcpu)  { -	struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; +	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };  	union acpi_object *obj;  	struct acpi_table_lsapic *lsapic;  	cpumask_t tmp_map;  	long physid;  	int cpu; -  +  	if (ACPI_FAILURE(acpi_evaluate_object(handle, "_MAT", NULL, &buffer)))  		return -EINVAL; -	if (!buffer.length ||  !buffer.pointer) +	if (!buffer.length || !buffer.pointer)  		return -EINVAL; -  +  	obj = buffer.pointer;  	if (obj->type != ACPI_TYPE_BUFFER ||  	    obj->buffer.length < sizeof(*lsapic)) { @@ -778,7 +793,7 @@ acpi_map_lsapic(acpi_handle handle, int *pcpu)  		return -EINVAL;  	} -	physid = ((lsapic->id <<8) | (lsapic->eid)); +	physid = ((lsapic->id << 8) | (lsapic->eid));  	acpi_os_free(buffer.pointer);  	buffer.length = ACPI_ALLOCATE_BUFFER; @@ -786,50 +801,49 @@ acpi_map_lsapic(acpi_handle handle, int *pcpu)  	cpus_complement(tmp_map, cpu_present_map);  	cpu = first_cpu(tmp_map); -	if(cpu >= NR_CPUS) +	if (cpu >= NR_CPUS)  		return -EINVAL;  	acpi_map_cpu2node(handle, cpu, physid); - 	cpu_set(cpu, cpu_present_map); +	cpu_set(cpu, cpu_present_map);  	ia64_cpu_to_sapicid[cpu] = physid;  	ia64_acpiid_to_sapicid[lsapic->acpi_id] = ia64_cpu_to_sapicid[cpu];  	*pcpu = cpu; -	return(0); +	return (0);  } -EXPORT_SYMBOL(acpi_map_lsapic); +EXPORT_SYMBOL(acpi_map_lsapic); -int -acpi_unmap_lsapic(int cpu) +int acpi_unmap_lsapic(int cpu)  {  	int i; -	for (i=0; i<MAX_SAPICS; i++) { - 		if (ia64_acpiid_to_sapicid[i] == ia64_cpu_to_sapicid[cpu]) { - 			ia64_acpiid_to_sapicid[i] = -1; - 			break; - 		} - 	} +	for (i = 0; i < MAX_SAPICS; i++) { +		if (ia64_acpiid_to_sapicid[i] == ia64_cpu_to_sapicid[cpu]) { +			ia64_acpiid_to_sapicid[i] = -1; +			break; +		} +	}  	ia64_cpu_to_sapicid[cpu] = -1; -	cpu_clear(cpu,cpu_present_map); +	cpu_clear(cpu, cpu_present_map);  #ifdef CONFIG_ACPI_NUMA  	/* NUMA specific cleanup's */  #endif -	return(0); +	return (0);  } +  EXPORT_SYMBOL(acpi_unmap_lsapic); -#endif /* CONFIG_ACPI_HOTPLUG_CPU */ -  +#endif				/* CONFIG_ACPI_HOTPLUG_CPU */  #ifdef CONFIG_ACPI_NUMA  acpi_status __devinit -acpi_map_iosapic (acpi_handle handle, u32 depth, void *context, void **ret) +acpi_map_iosapic(acpi_handle handle, u32 depth, void *context, void **ret)  { -	struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; +	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };  	union acpi_object *obj;  	struct acpi_table_iosapic *iosapic;  	unsigned int gsi_base; @@ -878,10 +892,9 @@ acpi_map_iosapic (acpi_handle handle, u32 depth, void *context, void **ret)  	map_iosapic_to_node(gsi_base, node);  	return AE_OK;  } -#endif /* CONFIG_NUMA */ +#endif				/* CONFIG_NUMA */ -int -acpi_register_ioapic (acpi_handle handle, u64 phys_addr, u32 gsi_base) +int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base)  {  	int err; @@ -890,17 +903,18 @@ acpi_register_ioapic (acpi_handle handle, u64 phys_addr, u32 gsi_base)  #if CONFIG_ACPI_NUMA  	acpi_map_iosapic(handle, 0, NULL, NULL); -#endif /* CONFIG_ACPI_NUMA */ +#endif				/* CONFIG_ACPI_NUMA */  	return 0;  } +  EXPORT_SYMBOL(acpi_register_ioapic); -int -acpi_unregister_ioapic (acpi_handle handle, u32 gsi_base) +int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base)  {  	return iosapic_remove(gsi_base);  } +  EXPORT_SYMBOL(acpi_unregister_ioapic); -#endif /* CONFIG_ACPI_BOOT */ +#endif				/* CONFIG_ACPI */  |