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authorLen Brown <len.brown@intel.com>2011-03-19 01:06:08 +0300
committerLen Brown <len.brown@intel.com>2011-03-19 01:06:08 +0300
commit05534c9ffc9d5d950b14de8ba49a7609dc59b0b8 (patch)
tree65a01a1e0bc0e28c64fb5105cc763949f5412b4b /include/acpi
parentdd87cc53c42f3260b7eb7f60822de0fa9e58af59 (diff)
parent589c7a39ae2f2b74fd13ae344ca1dcca61da6bca (diff)
downloadlinux-05534c9ffc9d5d950b14de8ba49a7609dc59b0b8.tar.xz
Merge branch 'acpica' into release
Diffstat (limited to 'include/acpi')
-rw-r--r--include/acpi/acoutput.h12
-rw-r--r--include/acpi/acpixf.h2
-rw-r--r--include/acpi/actbl.h16
3 files changed, 26 insertions, 4 deletions
diff --git a/include/acpi/acoutput.h b/include/acpi/acoutput.h
index ef1cef77d32b..d7bd661bfae7 100644
--- a/include/acpi/acoutput.h
+++ b/include/acpi/acoutput.h
@@ -183,13 +183,19 @@
#if defined (ACPI_DEBUG_OUTPUT) || !defined (ACPI_NO_ERROR_MESSAGES)
/*
- * Module name is included in both debug and non-debug versions primarily for
- * error messages. The __FILE__ macro is not very useful for this, because it
- * often includes the entire pathname to the module
+ * The module name is used primarily for error and debug messages.
+ * The __FILE__ macro is not very useful for this, because it
+ * usually includes the entire pathname to the module making the
+ * debug output difficult to read.
*/
#define ACPI_MODULE_NAME(name) static const char ACPI_UNUSED_VAR _acpi_module_name[] = name;
#else
+/*
+ * For the no-debug and no-error-msg cases, we must at least define
+ * a null module name.
+ */
#define ACPI_MODULE_NAME(name)
+#define _acpi_module_name ""
#endif
/*
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index e46ec95a8ada..ec908540d346 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -47,7 +47,7 @@
/* Current ACPICA subsystem version in YYYYMMDD format */
-#define ACPI_CA_VERSION 0x20110112
+#define ACPI_CA_VERSION 0x20110211
#include "actypes.h"
#include "actbl.h"
diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h
index 7e42bfee0e29..d41c94885211 100644
--- a/include/acpi/actbl.h
+++ b/include/acpi/actbl.h
@@ -343,4 +343,20 @@ struct acpi_table_desc {
#include <acpi/actbl1.h>
#include <acpi/actbl2.h>
+/*
+ * Sizes of the various flavors of FADT. We need to look closely
+ * at the FADT length because the version number essentially tells
+ * us nothing because of many BIOS bugs where the version does not
+ * match the expected length. In other words, the length of the
+ * FADT is the bottom line as to what the version really is.
+ *
+ * For reference, the values below are as follows:
+ * FADT V1 size: 0x74
+ * FADT V2 size: 0x84
+ * FADT V3+ size: 0xF4
+ */
+#define ACPI_FADT_V1_SIZE (u32) (ACPI_FADT_OFFSET (flags) + 4)
+#define ACPI_FADT_V2_SIZE (u32) (ACPI_FADT_OFFSET (reserved4[0]) + 3)
+#define ACPI_FADT_V3_SIZE (u32) (sizeof (struct acpi_table_fadt))
+
#endif /* __ACTBL_H__ */