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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-02-02 21:51:52 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-02-02 21:51:52 -0500
commit33052057e3e2db7f37fc78aa3f25c98f7e989fae (patch)
treee80a3aa1371f513c833dc94a16674f78faeeeb1d /arch/ia64
parent00b464debf0038b1628996065f0be564ccfbfd86 (diff)
parent1113a7e92e483074c6235da59460759e33b9b144 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/kernel/Makefile5
-rw-r--r--arch/ia64/kernel/acpi-ext.c22
-rw-r--r--arch/ia64/kernel/acpi-processor.c67
-rw-r--r--arch/ia64/kernel/acpi.c6
-rw-r--r--arch/ia64/kernel/cpufreq/Makefile1
-rw-r--r--arch/ia64/kernel/cpufreq/acpi-cpufreq.c51
-rw-r--r--arch/ia64/pci/pci.c10
7 files changed, 92 insertions, 70 deletions
diff --git a/arch/ia64/kernel/Makefile b/arch/ia64/kernel/Makefile
index 307514f7a282..09a0dbc17fb6 100644
--- a/arch/ia64/kernel/Makefile
+++ b/arch/ia64/kernel/Makefile
@@ -13,6 +13,11 @@ obj-$(CONFIG_IA64_BRL_EMU) += brl_emu.o
13obj-$(CONFIG_IA64_GENERIC) += acpi-ext.o 13obj-$(CONFIG_IA64_GENERIC) += acpi-ext.o
14obj-$(CONFIG_IA64_HP_ZX1) += acpi-ext.o 14obj-$(CONFIG_IA64_HP_ZX1) += acpi-ext.o
15obj-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += acpi-ext.o 15obj-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += acpi-ext.o
16
17ifneq ($(CONFIG_ACPI_PROCESSOR),)
18obj-y += acpi-processor.o
19endif
20
16obj-$(CONFIG_IA64_PALINFO) += palinfo.o 21obj-$(CONFIG_IA64_PALINFO) += palinfo.o
17obj-$(CONFIG_IOSAPIC) += iosapic.o 22obj-$(CONFIG_IOSAPIC) += iosapic.o
18obj-$(CONFIG_MODULES) += module.o 23obj-$(CONFIG_MODULES) += module.o
diff --git a/arch/ia64/kernel/acpi-ext.c b/arch/ia64/kernel/acpi-ext.c
index 13a5b3b49bf8..4a5574ff007b 100644
--- a/arch/ia64/kernel/acpi-ext.c
+++ b/arch/ia64/kernel/acpi-ext.c
@@ -33,33 +33,33 @@ acpi_vendor_resource_match(struct acpi_resource *resource, void *context)
33 struct acpi_vendor_info *info = (struct acpi_vendor_info *)context; 33 struct acpi_vendor_info *info = (struct acpi_vendor_info *)context;
34 struct acpi_resource_vendor *vendor; 34 struct acpi_resource_vendor *vendor;
35 struct acpi_vendor_descriptor *descriptor; 35 struct acpi_vendor_descriptor *descriptor;
36 u32 length; 36 u32 byte_length;
37 37
38 if (resource->id != ACPI_RSTYPE_VENDOR) 38 if (resource->type != ACPI_RESOURCE_TYPE_VENDOR)
39 return AE_OK; 39 return AE_OK;
40 40
41 vendor = (struct acpi_resource_vendor *)&resource->data; 41 vendor = (struct acpi_resource_vendor *)&resource->data;
42 descriptor = (struct acpi_vendor_descriptor *)vendor->reserved; 42 descriptor = (struct acpi_vendor_descriptor *)vendor->byte_data;
43 if (vendor->length <= sizeof(*info->descriptor) || 43 if (vendor->byte_length <= sizeof(*info->descriptor) ||
44 descriptor->guid_id != info->descriptor->guid_id || 44 descriptor->guid_id != info->descriptor->guid_id ||
45 efi_guidcmp(descriptor->guid, info->descriptor->guid)) 45 efi_guidcmp(descriptor->guid, info->descriptor->guid))
46 return AE_OK; 46 return AE_OK;
47 47
48 length = vendor->length - sizeof(struct acpi_vendor_descriptor); 48 byte_length = vendor->byte_length - sizeof(struct acpi_vendor_descriptor);
49 info->data = acpi_os_allocate(length); 49 info->data = acpi_os_allocate(byte_length);
50 if (!info->data) 50 if (!info->data)
51 return AE_NO_MEMORY; 51 return AE_NO_MEMORY;
52 52
53 memcpy(info->data, 53 memcpy(info->data,
54 vendor->reserved + sizeof(struct acpi_vendor_descriptor), 54 vendor->byte_data + sizeof(struct acpi_vendor_descriptor),
55 length); 55 byte_length);
56 info->length = length; 56 info->length = byte_length;
57 return AE_CTRL_TERMINATE; 57 return AE_CTRL_TERMINATE;
58} 58}
59 59
60acpi_status 60acpi_status
61acpi_find_vendor_resource(acpi_handle obj, struct acpi_vendor_descriptor * id, 61acpi_find_vendor_resource(acpi_handle obj, struct acpi_vendor_descriptor * id,
62 u8 ** data, u32 * length) 62 u8 ** data, u32 * byte_length)
63{ 63{
64 struct acpi_vendor_info info; 64 struct acpi_vendor_info info;
65 65
@@ -72,7 +72,7 @@ acpi_find_vendor_resource(acpi_handle obj, struct acpi_vendor_descriptor * id,
72 return AE_NOT_FOUND; 72 return AE_NOT_FOUND;
73 73
74 *data = info.data; 74 *data = info.data;
75 *length = info.length; 75 *byte_length = info.length;
76 return AE_OK; 76 return AE_OK;
77} 77}
78 78
diff --git a/arch/ia64/kernel/acpi-processor.c b/arch/ia64/kernel/acpi-processor.c
new file mode 100644
index 000000000000..e683630c8ce2
--- /dev/null
+++ b/arch/ia64/kernel/acpi-processor.c
@@ -0,0 +1,67 @@
1/*
2 * arch/ia64/kernel/cpufreq/processor.c
3 *
4 * Copyright (C) 2005 Intel Corporation
5 * Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
6 * - Added _PDC for platforms with Intel CPUs
7 */
8
9#include <linux/kernel.h>
10#include <linux/module.h>
11#include <linux/init.h>
12#include <linux/acpi.h>
13
14#include <acpi/processor.h>
15#include <asm/acpi.h>
16
17static void init_intel_pdc(struct acpi_processor *pr)
18{
19 struct acpi_object_list *obj_list;
20 union acpi_object *obj;
21 u32 *buf;
22
23 /* allocate and initialize pdc. It will be used later. */
24 obj_list = kmalloc(sizeof(struct acpi_object_list), GFP_KERNEL);
25 if (!obj_list) {
26 printk(KERN_ERR "Memory allocation error\n");
27 return;
28 }
29
30 obj = kmalloc(sizeof(union acpi_object), GFP_KERNEL);
31 if (!obj) {
32 printk(KERN_ERR "Memory allocation error\n");
33 kfree(obj_list);
34 return;
35 }
36
37 buf = kmalloc(12, GFP_KERNEL);
38 if (!buf) {
39 printk(KERN_ERR "Memory allocation error\n");
40 kfree(obj);
41 kfree(obj_list);
42 return;
43 }
44
45 buf[0] = ACPI_PDC_REVISION_ID;
46 buf[1] = 1;
47 buf[2] |= ACPI_PDC_EST_CAPABILITY_SMP;
48
49 obj->type = ACPI_TYPE_BUFFER;
50 obj->buffer.length = 12;
51 obj->buffer.pointer = (u8 *) buf;
52 obj_list->count = 1;
53 obj_list->pointer = obj;
54 pr->pdc = obj_list;
55
56 return;
57}
58
59/* Initialize _PDC data based on the CPU vendor */
60void arch_acpi_processor_init_pdc(struct acpi_processor *pr)
61{
62 pr->pdc = NULL;
63 init_intel_pdc(pr);
64 return;
65}
66
67EXPORT_SYMBOL(arch_acpi_processor_init_pdc);
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 9ad94ddf6687..d2702c419cf8 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -567,16 +567,16 @@ void __init acpi_numa_arch_fixup(void)
567 * success: return IRQ number (>=0) 567 * success: return IRQ number (>=0)
568 * failure: return < 0 568 * failure: return < 0
569 */ 569 */
570int acpi_register_gsi(u32 gsi, int edge_level, int active_high_low) 570int acpi_register_gsi(u32 gsi, int triggering, int polarity)
571{ 571{
572 if (has_8259 && gsi < 16) 572 if (has_8259 && gsi < 16)
573 return isa_irq_to_vector(gsi); 573 return isa_irq_to_vector(gsi);
574 574
575 return iosapic_register_intr(gsi, 575 return iosapic_register_intr(gsi,
576 (active_high_low == 576 (polarity ==
577 ACPI_ACTIVE_HIGH) ? IOSAPIC_POL_HIGH : 577 ACPI_ACTIVE_HIGH) ? IOSAPIC_POL_HIGH :
578 IOSAPIC_POL_LOW, 578 IOSAPIC_POL_LOW,
579 (edge_level == 579 (triggering ==
580 ACPI_EDGE_SENSITIVE) ? IOSAPIC_EDGE : 580 ACPI_EDGE_SENSITIVE) ? IOSAPIC_EDGE :
581 IOSAPIC_LEVEL); 581 IOSAPIC_LEVEL);
582} 582}
diff --git a/arch/ia64/kernel/cpufreq/Makefile b/arch/ia64/kernel/cpufreq/Makefile
index f748d34c02f0..4838f2a57c7a 100644
--- a/arch/ia64/kernel/cpufreq/Makefile
+++ b/arch/ia64/kernel/cpufreq/Makefile
@@ -1 +1,2 @@
1obj-$(CONFIG_IA64_ACPI_CPUFREQ) += acpi-cpufreq.o 1obj-$(CONFIG_IA64_ACPI_CPUFREQ) += acpi-cpufreq.o
2
diff --git a/arch/ia64/kernel/cpufreq/acpi-cpufreq.c b/arch/ia64/kernel/cpufreq/acpi-cpufreq.c
index da4d5cf80a48..5a1bf815282d 100644
--- a/arch/ia64/kernel/cpufreq/acpi-cpufreq.c
+++ b/arch/ia64/kernel/cpufreq/acpi-cpufreq.c
@@ -269,48 +269,6 @@ acpi_cpufreq_verify (
269} 269}
270 270
271 271
272/*
273 * processor_init_pdc - let BIOS know about the SMP capabilities
274 * of this driver
275 * @perf: processor-specific acpi_io_data struct
276 * @cpu: CPU being initialized
277 *
278 * To avoid issues with legacy OSes, some BIOSes require to be informed of
279 * the SMP capabilities of OS P-state driver. Here we set the bits in _PDC
280 * accordingly. Actual call to _PDC is done in driver/acpi/processor.c
281 */
282static void
283processor_init_pdc (
284 struct acpi_processor_performance *perf,
285 unsigned int cpu,
286 struct acpi_object_list *obj_list
287 )
288{
289 union acpi_object *obj;
290 u32 *buf;
291
292 dprintk("processor_init_pdc\n");
293
294 perf->pdc = NULL;
295 /* Initialize pdc. It will be used later. */
296 if (!obj_list)
297 return;
298
299 if (!(obj_list->count && obj_list->pointer))
300 return;
301
302 obj = obj_list->pointer;
303 if ((obj->buffer.length == 12) && obj->buffer.pointer) {
304 buf = (u32 *)obj->buffer.pointer;
305 buf[0] = ACPI_PDC_REVISION_ID;
306 buf[1] = 1;
307 buf[2] = ACPI_PDC_EST_CAPABILITY_SMP;
308 perf->pdc = obj_list;
309 }
310 return;
311}
312
313
314static int 272static int
315acpi_cpufreq_cpu_init ( 273acpi_cpufreq_cpu_init (
316 struct cpufreq_policy *policy) 274 struct cpufreq_policy *policy)
@@ -320,14 +278,7 @@ acpi_cpufreq_cpu_init (
320 struct cpufreq_acpi_io *data; 278 struct cpufreq_acpi_io *data;
321 unsigned int result = 0; 279 unsigned int result = 0;
322 280
323 union acpi_object arg0 = {ACPI_TYPE_BUFFER};
324 u32 arg0_buf[3];
325 struct acpi_object_list arg_list = {1, &arg0};
326
327 dprintk("acpi_cpufreq_cpu_init\n"); 281 dprintk("acpi_cpufreq_cpu_init\n");
328 /* setup arg_list for _PDC settings */
329 arg0.buffer.length = 12;
330 arg0.buffer.pointer = (u8 *) arg0_buf;
331 282
332 data = kmalloc(sizeof(struct cpufreq_acpi_io), GFP_KERNEL); 283 data = kmalloc(sizeof(struct cpufreq_acpi_io), GFP_KERNEL);
333 if (!data) 284 if (!data)
@@ -337,9 +288,7 @@ acpi_cpufreq_cpu_init (
337 288
338 acpi_io_data[cpu] = data; 289 acpi_io_data[cpu] = data;
339 290
340 processor_init_pdc(&data->acpi_data, cpu, &arg_list);
341 result = acpi_processor_register_performance(&data->acpi_data, cpu); 291 result = acpi_processor_register_performance(&data->acpi_data, cpu);
342 data->acpi_data.pdc = NULL;
343 292
344 if (result) 293 if (result)
345 goto err_free; 294 goto err_free;
diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
index d27ecdcb6fca..0b30ca006286 100644
--- a/arch/ia64/pci/pci.c
+++ b/arch/ia64/pci/pci.c
@@ -193,12 +193,12 @@ add_io_space (struct pci_root_info *info, struct acpi_resource_address64 *addr)
193 goto free_resource; 193 goto free_resource;
194 } 194 }
195 195
196 min = addr->min_address_range; 196 min = addr->minimum;
197 max = min + addr->address_length - 1; 197 max = min + addr->address_length - 1;
198 if (addr->attribute.io.translation_attribute == ACPI_SPARSE_TRANSLATION) 198 if (addr->info.io.translation_type == ACPI_SPARSE_TRANSLATION)
199 sparse = 1; 199 sparse = 1;
200 200
201 space_nr = new_space(addr->address_translation_offset, sparse); 201 space_nr = new_space(addr->translation_offset, sparse);
202 if (space_nr == ~0) 202 if (space_nr == ~0)
203 goto free_name; 203 goto free_name;
204 204
@@ -285,7 +285,7 @@ static __devinit acpi_status add_window(struct acpi_resource *res, void *data)
285 if (addr.resource_type == ACPI_MEMORY_RANGE) { 285 if (addr.resource_type == ACPI_MEMORY_RANGE) {
286 flags = IORESOURCE_MEM; 286 flags = IORESOURCE_MEM;
287 root = &iomem_resource; 287 root = &iomem_resource;
288 offset = addr.address_translation_offset; 288 offset = addr.translation_offset;
289 } else if (addr.resource_type == ACPI_IO_RANGE) { 289 } else if (addr.resource_type == ACPI_IO_RANGE) {
290 flags = IORESOURCE_IO; 290 flags = IORESOURCE_IO;
291 root = &ioport_resource; 291 root = &ioport_resource;
@@ -298,7 +298,7 @@ static __devinit acpi_status add_window(struct acpi_resource *res, void *data)
298 window = &info->controller->window[info->controller->windows++]; 298 window = &info->controller->window[info->controller->windows++];
299 window->resource.name = info->name; 299 window->resource.name = info->name;
300 window->resource.flags = flags; 300 window->resource.flags = flags;
301 window->resource.start = addr.min_address_range + offset; 301 window->resource.start = addr.minimum + offset;
302 window->resource.end = window->resource.start + addr.address_length - 1; 302 window->resource.end = window->resource.start + addr.address_length - 1;
303 window->resource.child = NULL; 303 window->resource.child = NULL;
304 window->offset = offset; 304 window->offset = offset;