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authorBob Moore <robert.moore@intel.com>2012-07-16 09:10:58 +0800
committerLen Brown <len.brown@intel.com>2012-07-17 00:05:49 -0400
commitbc7db1453902ec53cdbcb6a9807db0c527be990f (patch)
tree098685fecfadb5636b3485621cbe4e0bc2701d9e /drivers/acpi
parent5179f59ecb0db585bd10bdad90594d9db0468015 (diff)
downloadop-kernel-dev-bc7db1453902ec53cdbcb6a9807db0c527be990f.zip
op-kernel-dev-bc7db1453902ec53cdbcb6a9807db0c527be990f.tar.gz
ACPICA: Split exception code utilities to a new file, utexcep.c
Simplifies sharing of these functions. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/acpica/Makefile1
-rw-r--r--drivers/acpi/acpica/acglobal.h8
-rw-r--r--drivers/acpi/acpica/utdecode.c35
-rw-r--r--drivers/acpi/acpica/utexcep.c153
-rw-r--r--drivers/acpi/acpica/utmisc.c69
5 files changed, 154 insertions, 112 deletions
diff --git a/drivers/acpi/acpica/Makefile b/drivers/acpi/acpica/Makefile
index 793b8cc..fa9a7d5 100644
--- a/drivers/acpi/acpica/Makefile
+++ b/drivers/acpi/acpica/Makefile
@@ -140,6 +140,7 @@ acpi-y += \
utaddress.o \
utalloc.o \
utcopy.o \
+ utexcep.o \
utdebug.o \
utdecode.o \
utdelete.o \
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 92fab6a..ce79100 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -326,14 +326,6 @@ extern const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS];
#endif
-/* Exception codes */
-
-extern char const *acpi_gbl_exception_names_env[];
-extern char const *acpi_gbl_exception_names_pgm[];
-extern char const *acpi_gbl_exception_names_tbl[];
-extern char const *acpi_gbl_exception_names_aml[];
-extern char const *acpi_gbl_exception_names_ctrl[];
-
/*****************************************************************************
*
* Namespace globals
diff --git a/drivers/acpi/acpica/utdecode.c b/drivers/acpi/acpica/utdecode.c
index 6848499..c8c130c 100644
--- a/drivers/acpi/acpica/utdecode.c
+++ b/drivers/acpi/acpica/utdecode.c
@@ -49,41 +49,6 @@
#define _COMPONENT ACPI_UTILITIES
ACPI_MODULE_NAME("utdecode")
-/*******************************************************************************
- *
- * FUNCTION: acpi_format_exception
- *
- * PARAMETERS: Status - The acpi_status code to be formatted
- *
- * RETURN: A string containing the exception text. A valid pointer is
- * always returned.
- *
- * DESCRIPTION: This function translates an ACPI exception into an ASCII string
- * It is here instead of utxface.c so it is always present.
- *
- ******************************************************************************/
-const char *acpi_format_exception(acpi_status status)
-{
- const char *exception = NULL;
-
- ACPI_FUNCTION_ENTRY();
-
- exception = acpi_ut_validate_exception(status);
- if (!exception) {
-
- /* Exception code was not recognized */
-
- ACPI_ERROR((AE_INFO,
- "Unknown exception code: 0x%8.8X", status));
-
- exception = "UNKNOWN_STATUS_CODE";
- }
-
- return (ACPI_CAST_PTR(const char, exception));
-}
-
-ACPI_EXPORT_SYMBOL(acpi_format_exception)
-
/*
* Properties of the ACPI Object Types, both internal and external.
* The table is indexed by values of acpi_object_type
diff --git a/drivers/acpi/acpica/utexcep.c b/drivers/acpi/acpica/utexcep.c
new file mode 100644
index 0000000..23b9894
--- /dev/null
+++ b/drivers/acpi/acpica/utexcep.c
@@ -0,0 +1,153 @@
+/*******************************************************************************
+ *
+ * Module Name: utexcep - Exception code support
+ *
+ ******************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2012, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#define ACPI_DEFINE_EXCEPTION_TABLE
+#include <linux/export.h>
+#include <acpi/acpi.h>
+#include "accommon.h"
+
+#define _COMPONENT ACPI_UTILITIES
+ACPI_MODULE_NAME("utexcep")
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_format_exception
+ *
+ * PARAMETERS: status - The acpi_status code to be formatted
+ *
+ * RETURN: A string containing the exception text. A valid pointer is
+ * always returned.
+ *
+ * DESCRIPTION: This function translates an ACPI exception into an ASCII
+ * string. Returns "unknown status" string for invalid codes.
+ *
+ ******************************************************************************/
+const char *acpi_format_exception(acpi_status status)
+{
+ const char *exception = NULL;
+
+ ACPI_FUNCTION_ENTRY();
+
+ exception = acpi_ut_validate_exception(status);
+ if (!exception) {
+
+ /* Exception code was not recognized */
+
+ ACPI_ERROR((AE_INFO,
+ "Unknown exception code: 0x%8.8X", status));
+
+ exception = "UNKNOWN_STATUS_CODE";
+ }
+
+ return (ACPI_CAST_PTR(const char, exception));
+}
+
+ACPI_EXPORT_SYMBOL(acpi_format_exception)
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ut_validate_exception
+ *
+ * PARAMETERS: status - The acpi_status code to be formatted
+ *
+ * RETURN: A string containing the exception text. NULL if exception is
+ * not valid.
+ *
+ * DESCRIPTION: This function validates and translates an ACPI exception into
+ * an ASCII string.
+ *
+ ******************************************************************************/
+const char *acpi_ut_validate_exception(acpi_status status)
+{
+ u32 sub_status;
+ const char *exception = NULL;
+
+ ACPI_FUNCTION_ENTRY();
+
+ /*
+ * Status is composed of two parts, a "type" and an actual code
+ */
+ sub_status = (status & ~AE_CODE_MASK);
+
+ switch (status & AE_CODE_MASK) {
+ case AE_CODE_ENVIRONMENTAL:
+
+ if (sub_status <= AE_CODE_ENV_MAX) {
+ exception = acpi_gbl_exception_names_env[sub_status];
+ }
+ break;
+
+ case AE_CODE_PROGRAMMER:
+
+ if (sub_status <= AE_CODE_PGM_MAX) {
+ exception = acpi_gbl_exception_names_pgm[sub_status];
+ }
+ break;
+
+ case AE_CODE_ACPI_TABLES:
+
+ if (sub_status <= AE_CODE_TBL_MAX) {
+ exception = acpi_gbl_exception_names_tbl[sub_status];
+ }
+ break;
+
+ case AE_CODE_AML:
+
+ if (sub_status <= AE_CODE_AML_MAX) {
+ exception = acpi_gbl_exception_names_aml[sub_status];
+ }
+ break;
+
+ case AE_CODE_CONTROL:
+
+ if (sub_status <= AE_CODE_CTRL_MAX) {
+ exception = acpi_gbl_exception_names_ctrl[sub_status];
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ return (ACPI_CAST_PTR(const char, exception));
+}
diff --git a/drivers/acpi/acpica/utmisc.c b/drivers/acpi/acpica/utmisc.c
index 577a44e..e30c060 100644
--- a/drivers/acpi/acpica/utmisc.c
+++ b/drivers/acpi/acpica/utmisc.c
@@ -82,75 +82,6 @@ void ut_convert_backslashes(char *pathname)
/*******************************************************************************
*
- * FUNCTION: acpi_ut_validate_exception
- *
- * PARAMETERS: Status - The acpi_status code to be formatted
- *
- * RETURN: A string containing the exception text. NULL if exception is
- * not valid.
- *
- * DESCRIPTION: This function validates and translates an ACPI exception into
- * an ASCII string.
- *
- ******************************************************************************/
-
-const char *acpi_ut_validate_exception(acpi_status status)
-{
- u32 sub_status;
- const char *exception = NULL;
-
- ACPI_FUNCTION_ENTRY();
-
- /*
- * Status is composed of two parts, a "type" and an actual code
- */
- sub_status = (status & ~AE_CODE_MASK);
-
- switch (status & AE_CODE_MASK) {
- case AE_CODE_ENVIRONMENTAL:
-
- if (sub_status <= AE_CODE_ENV_MAX) {
- exception = acpi_gbl_exception_names_env[sub_status];
- }
- break;
-
- case AE_CODE_PROGRAMMER:
-
- if (sub_status <= AE_CODE_PGM_MAX) {
- exception = acpi_gbl_exception_names_pgm[sub_status];
- }
- break;
-
- case AE_CODE_ACPI_TABLES:
-
- if (sub_status <= AE_CODE_TBL_MAX) {
- exception = acpi_gbl_exception_names_tbl[sub_status];
- }
- break;
-
- case AE_CODE_AML:
-
- if (sub_status <= AE_CODE_AML_MAX) {
- exception = acpi_gbl_exception_names_aml[sub_status];
- }
- break;
-
- case AE_CODE_CONTROL:
-
- if (sub_status <= AE_CODE_CTRL_MAX) {
- exception = acpi_gbl_exception_names_ctrl[sub_status];
- }
- break;
-
- default:
- break;
- }
-
- return (ACPI_CAST_PTR(const char, exception));
-}
-
-/*******************************************************************************
- *
* FUNCTION: acpi_ut_is_pci_root_bridge
*
* PARAMETERS: Id - The HID/CID in string format
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