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Merge branch 'acpi-dsm'

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* acpi-dsm:
  ACPI / extlog: replace open-coded _DSM code with helper functions
  ACPI / nouveau: replace open-coded _DSM code with helper functions
  nouveau / ACPI: fix memory leak in ACPI _DSM related code
  ACPI / i915: replace open-coded _DSM code with helper functions
  ACPI / i2c-hid: replace open-coded _DSM code with helper functions
  ACPI / TPM: detect PPI features by checking availability of _DSM functions
  ACPI / TPM: replace open-coded _DSM code with helper functions
  ACPI / TPM: match node name instead of full path when searching for TPM device
  PCI / pci-label: treat PCI label with index 0 as valid label
  ACPI / PCI: replace open-coded _DSM code with helper functions
  PCI / pci-label: release allocated ACPI object on error recovery path
  ACPI: introduce helper interfaces for _DSM method
This commit is contained in:
Rafael J. Wysocki 2014-01-12 23:45:52 +01:00
commit fbb9c10d40
9 changed files with 403 additions and 664 deletions
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26
include/acpi/acpi_bus.h
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@ -64,6 +64,32 @@ bool acpi_ata_match(acpi_handle handle);
bool acpi_bay_match(acpi_handle handle);
bool acpi_dock_match(acpi_handle handle);
bool acpi_check_dsm(acpi_handle handle, const u8 *uuid, int rev, u64 funcs);
union acpi_object *acpi_evaluate_dsm(acpi_handle handle, const u8 *uuid,
int rev, int func, union acpi_object *argv4);
static inline union acpi_object *
acpi_evaluate_dsm_typed(acpi_handle handle, const u8 *uuid, int rev, int func,
union acpi_object *argv4, acpi_object_type type)
{
union acpi_object *obj;
obj = acpi_evaluate_dsm(handle, uuid, rev, func, argv4);
if (obj && obj->type != type) {
ACPI_FREE(obj);
obj = NULL;
}
return obj;
}
#define ACPI_INIT_DSM_ARGV4(cnt, eles) \
{ \
.package.type = ACPI_TYPE_PACKAGE, \
.package.count = (cnt), \
.package.elements = (eles) \
}
#ifdef CONFIG_ACPI
#include <linux/proc_fs.h>