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authorMauro Carvalho Chehab <m.chehab@samsung.com>2014-02-03 21:32:45 +0400
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-02-03 21:32:45 +0400
commitc29b8f3149f2916e98fc3b8d6c1df2137d003979 (patch)
treeaf6b4e876c732daaafb59781836bfce9715d21c2 /drivers/acpi/acpi_processor.c
parent587d1b06e07b4a079453c74ba9edf17d21931049 (diff)
parent38dbfb59d1175ef458d006556061adeaa8751b72 (diff)
downloadlinux-c29b8f3149f2916e98fc3b8d6c1df2137d003979.tar.xz
Merge tag 'v3.14-rc1' into patchwork
Linus 3.14-rc1 * tag 'v3.14-rc1': (11781 commits) Linus 3.14-rc1 hpfs: optimize quad buffer loading hpfs: remember free space parisc: add flexible mmap memory layout support parisc: Make EWOULDBLOCK be equal to EAGAIN on parisc parisc: convert uapi/asm/stat.h to use native types only parisc: wire up sched_setattr and sched_getattr parisc: fix cache-flushing parisc/sti_console: prefer Linux fonts over built-in ROM fonts hwmon: Fix SENSORS_TMP102 dependencies to eliminate build errors hwmon: Fix SENSORS_LM75 dependencies to eliminate build errors tools/power turbostat: introduce -s to dump counters tools/power turbostat: remove unused command line option afs: proc cells and rootcell are writeable tile: remove compat_sys_lookup_dcookie declaration to fix compile error Revert "PCI: Remove from bus_list and release resources in pci_release_dev()" ARM: multi_v7_defconfig: remove redundant entries and re-enable TI_EDMA ARM: multi_v7_defconfig: add mvebu drivers clocksource: kona: Add basic use of external clock drivers: bus: fix CCI driver kcalloc call parameters swap ...
Diffstat (limited to 'drivers/acpi/acpi_processor.c')
-rw-r--r--drivers/acpi/acpi_processor.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 3c1d6b0c09a4..c29c2c3ec0ad 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -212,7 +212,7 @@ static int acpi_processor_get_info(struct acpi_device *device)
union acpi_object object = { 0 };
struct acpi_buffer buffer = { sizeof(union acpi_object), &object };
struct acpi_processor *pr = acpi_driver_data(device);
- int cpu_index, device_declaration = 0;
+ int apic_id, cpu_index, device_declaration = 0;
acpi_status status = AE_OK;
static int cpu0_initialized;
unsigned long long value;
@@ -258,18 +258,21 @@ static int acpi_processor_get_info(struct acpi_device *device)
device_declaration = 1;
pr->acpi_id = value;
}
- pr->apic_id = acpi_get_apicid(pr->handle, device_declaration,
- pr->acpi_id);
- cpu_index = acpi_map_cpuid(pr->apic_id, pr->acpi_id);
- /* Handle UP system running SMP kernel, with no LAPIC in MADT */
- if (!cpu0_initialized && (cpu_index == -1) &&
- (num_online_cpus() == 1)) {
- cpu_index = 0;
+ apic_id = acpi_get_apicid(pr->handle, device_declaration, pr->acpi_id);
+ if (apic_id < 0) {
+ acpi_handle_debug(pr->handle, "failed to get CPU APIC ID.\n");
+ return -ENODEV;
}
+ pr->apic_id = apic_id;
- cpu0_initialized = 1;
-
+ cpu_index = acpi_map_cpuid(pr->apic_id, pr->acpi_id);
+ if (!cpu0_initialized) {
+ cpu0_initialized = 1;
+ /* Handle UP system running SMP kernel, with no LAPIC in MADT */
+ if ((cpu_index == -1) && (num_online_cpus() == 1))
+ cpu_index = 0;
+ }
pr->id = cpu_index;
/*
@@ -282,6 +285,7 @@ static int acpi_processor_get_info(struct acpi_device *device)
if (ret)
return ret;
}
+
/*
* On some boxes several processors use the same processor bus id.
* But they are located in different scope. For example:
@@ -395,7 +399,7 @@ static int acpi_processor_add(struct acpi_device *device,
goto err;
}
- result = acpi_bind_one(dev, pr->handle);
+ result = acpi_bind_one(dev, device);
if (result)
goto err;