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-rw-r--r--drivers/acpi/acpi_memhotplug.c18
-rw-r--r--drivers/acpi/acpica/Makefile2
-rw-r--r--drivers/acpi/acpica/utclib.c749
-rw-r--r--drivers/acpi/apei/erst-dbg.c11
-rw-r--r--drivers/acpi/device_pm.c3
-rw-r--r--drivers/acpi/glue.c9
-rw-r--r--drivers/acpi/power.c11
-rw-r--r--drivers/acpi/scan.c2
8 files changed, 22 insertions, 783 deletions
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
index eb30e5ab4ca..b679bf8478f 100644
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -226,16 +226,6 @@ static int acpi_memory_enable_device(struct acpi_memory_device *mem_device)
struct acpi_memory_info *info;
int node;
-
- /* Get the range from the _CRS */
- result = acpi_memory_get_device_resources(mem_device);
- if (result) {
- dev_err(&mem_device->device->dev,
- "get_device_resources failed\n");
- mem_device->state = MEMORY_INVALID_STATE;
- return result;
- }
-
node = acpi_get_node(mem_device->device->handle);
/*
* Tell the VM there is more memory here...
@@ -342,14 +332,6 @@ static void acpi_memory_device_notify(acpi_handle handle, u32 event, void *data)
break;
}
- if (acpi_memory_check_device(mem_device))
- break;
-
- if (acpi_memory_enable_device(mem_device)) {
- acpi_handle_err(handle,"Cannot enable memory device\n");
- break;
- }
-
ost_code = ACPI_OST_SC_SUCCESS;
break;
diff --git a/drivers/acpi/acpica/Makefile b/drivers/acpi/acpica/Makefile
index c8bc24bd1f7..bc7a03ded06 100644
--- a/drivers/acpi/acpica/Makefile
+++ b/drivers/acpi/acpica/Makefile
@@ -162,5 +162,5 @@ acpi-y += \
utxferror.o \
utxfmutex.o
-acpi-$(ACPI_FUTURE_USAGE) += uttrack.o utcache.o utclib.o
+acpi-$(ACPI_FUTURE_USAGE) += uttrack.o utcache.o
diff --git a/drivers/acpi/acpica/utclib.c b/drivers/acpi/acpica/utclib.c
deleted file mode 100644
index 19ea4755aa7..00000000000
--- a/drivers/acpi/acpica/utclib.c
+++ /dev/null
@@ -1,749 +0,0 @@
-/******************************************************************************
- *
- * Module Name: cmclib - Local implementation of C library functions
- *
- *****************************************************************************/
-
-/*
- * 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.
- */
-
-#include <acpi/acpi.h>
-#include "accommon.h"
-
-/*
- * These implementations of standard C Library routines can optionally be
- * used if a C library is not available. In general, they are less efficient
- * than an inline or assembly implementation
- */
-
-#define _COMPONENT ACPI_UTILITIES
-ACPI_MODULE_NAME("cmclib")
-
-#ifndef ACPI_USE_SYSTEM_CLIBRARY
-#define NEGATIVE 1
-#define POSITIVE 0
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_memcmp (memcmp)
- *
- * PARAMETERS: buffer1 - First Buffer
- * buffer2 - Second Buffer
- * count - Maximum # of bytes to compare
- *
- * RETURN: Index where Buffers mismatched, or 0 if Buffers matched
- *
- * DESCRIPTION: Compare two Buffers, with a maximum length
- *
- ******************************************************************************/
-int acpi_ut_memcmp(const char *buffer1, const char *buffer2, acpi_size count)
-{
-
- return ((count == ACPI_SIZE_MAX) ? 0 : ((unsigned char)*buffer1 -
- (unsigned char)*buffer2));
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_memcpy (memcpy)
- *
- * PARAMETERS: dest - Target of the copy
- * src - Source buffer to copy
- * count - Number of bytes to copy
- *
- * RETURN: Dest
- *
- * DESCRIPTION: Copy arbitrary bytes of memory
- *
- ******************************************************************************/
-
-void *acpi_ut_memcpy(void *dest, const void *src, acpi_size count)
-{
- char *new = (char *)dest;
- char *old = (char *)src;
-
- while (count) {
- *new = *old;
- new++;
- old++;
- count--;
- }
-
- return (dest);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_memset (memset)
- *
- * PARAMETERS: dest - Buffer to set
- * value - Value to set each byte of memory
- * count - Number of bytes to set
- *
- * RETURN: Dest
- *
- * DESCRIPTION: Initialize a buffer to a known value.
- *
- ******************************************************************************/
-
-void *acpi_ut_memset(void *dest, u8 value, acpi_size count)
-{
- char *new = (char *)dest;
-
- while (count) {
- *new = (char)value;
- new++;
- count--;
- }
-
- return (dest);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strlen (strlen)
- *
- * PARAMETERS: string - Null terminated string
- *
- * RETURN: Length
- *
- * DESCRIPTION: Returns the length of the input string
- *
- ******************************************************************************/
-
-acpi_size acpi_ut_strlen(const char *string)
-{
- u32 length = 0;
-
- /* Count the string until a null is encountered */
-
- while (*string) {
- length++;
- string++;
- }
-
- return (length);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strcpy (strcpy)
- *
- * PARAMETERS: dst_string - Target of the copy
- * src_string - The source string to copy
- *
- * RETURN: dst_string
- *
- * DESCRIPTION: Copy a null terminated string
- *
- ******************************************************************************/
-
-char *acpi_ut_strcpy(char *dst_string, const char *src_string)
-{
- char *string = dst_string;
-
- /* Move bytes brute force */
-
- while (*src_string) {
- *string = *src_string;
-
- string++;
- src_string++;
- }
-
- /* Null terminate */
-
- *string = 0;
- return (dst_string);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strncpy (strncpy)
- *
- * PARAMETERS: dst_string - Target of the copy
- * src_string - The source string to copy
- * count - Maximum # of bytes to copy
- *
- * RETURN: dst_string
- *
- * DESCRIPTION: Copy a null terminated string, with a maximum length
- *
- ******************************************************************************/
-
-char *acpi_ut_strncpy(char *dst_string, const char *src_string, acpi_size count)
-{
- char *string = dst_string;
-
- /* Copy the string */
-
- for (string = dst_string;
- count && (count--, (*string++ = *src_string++));) {;
- }
-
- /* Pad with nulls if necessary */
-
- while (count--) {
- *string = 0;
- string++;
- }
-
- /* Return original pointer */
-
- return (dst_string);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strcmp (strcmp)
- *
- * PARAMETERS: string1 - First string
- * string2 - Second string
- *
- * RETURN: Index where strings mismatched, or 0 if strings matched
- *
- * DESCRIPTION: Compare two null terminated strings
- *
- ******************************************************************************/
-
-int acpi_ut_strcmp(const char *string1, const char *string2)
-{
-
- for (; (*string1 == *string2); string2++) {
- if (!*string1++) {
- return (0);
- }
- }
-
- return ((unsigned char)*string1 - (unsigned char)*string2);
-}
-
-#ifdef ACPI_FUTURE_IMPLEMENTATION
-/* Not used at this time */
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strchr (strchr)
- *
- * PARAMETERS: string - Search string
- * ch - character to search for
- *
- * RETURN: Ptr to char or NULL if not found
- *
- * DESCRIPTION: Search a string for a character
- *
- ******************************************************************************/
-
-char *acpi_ut_strchr(const char *string, int ch)
-{
-
- for (; (*string); string++) {
- if ((*string) == (char)ch) {
- return ((char *)string);
- }
- }
-
- return (NULL);
-}
-#endif
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strncmp (strncmp)
- *
- * PARAMETERS: string1 - First string
- * string2 - Second string
- * count - Maximum # of bytes to compare
- *
- * RETURN: Index where strings mismatched, or 0 if strings matched
- *
- * DESCRIPTION: Compare two null terminated strings, with a maximum length
- *
- ******************************************************************************/
-
-int acpi_ut_strncmp(const char *string1, const char *string2, acpi_size count)
-{
-
- for (; count-- && (*string1 == *string2); string2++) {
- if (!*string1++) {
- return (0);
- }
- }
-
- return ((count == ACPI_SIZE_MAX) ? 0 : ((unsigned char)*string1 -
- (unsigned char)*string2));
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strcat (Strcat)
- *
- * PARAMETERS: dst_string - Target of the copy
- * src_string - The source string to copy
- *
- * RETURN: dst_string
- *
- * DESCRIPTION: Append a null terminated string to a null terminated string
- *
- ******************************************************************************/
-
-char *acpi_ut_strcat(char *dst_string, const char *src_string)
-{
- char *string;
-
- /* Find end of the destination string */
-
- for (string = dst_string; *string++;) {;
- }
-
- /* Concatenate the string */
-
- for (--string; (*string++ = *src_string++);) {;
- }
-
- return (dst_string);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strncat (strncat)
- *
- * PARAMETERS: dst_string - Target of the copy
- * src_string - The source string to copy
- * count - Maximum # of bytes to copy
- *
- * RETURN: dst_string
- *
- * DESCRIPTION: Append a null terminated string to a null terminated string,
- * with a maximum count.
- *
- ******************************************************************************/
-
-char *acpi_ut_strncat(char *dst_string, const char *src_string, acpi_size count)
-{
- char *string;
-
- if (count) {
-
- /* Find end of the destination string */
-
- for (string = dst_string; *string++;) {;
- }
-
- /* Concatenate the string */
-
- for (--string; (*string++ = *src_string++) && --count;) {;
- }
-
- /* Null terminate if necessary */
-
- if (!count) {
- *string = 0;
- }
- }
-
- return (dst_string);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strstr (strstr)
- *
- * PARAMETERS: string1 - Target string
- * string2 - Substring to search for
- *
- * RETURN: Where substring match starts, Null if no match found
- *
- * DESCRIPTION: Checks if String2 occurs in String1. This is not really a
- * full implementation of strstr, only sufficient for command
- * matching
- *
- ******************************************************************************/
-
-char *acpi_ut_strstr(char *string1, char *string2)
-{
- char *string;
-
- if (acpi_ut_strlen(string2) > acpi_ut_strlen(string1)) {
- return (NULL);
- }
-
- /* Walk entire string, comparing the letters */
-
- for (string = string1; *string2;) {
- if (*string2 != *string) {
- return (NULL);
- }
-
- string2++;
- string++;
- }
-
- return (string1);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strtoul (strtoul)
- *
- * PARAMETERS: string - Null terminated string
- * terminater - Where a pointer to the terminating byte is
- * returned
- * base - Radix of the string
- *
- * RETURN: Converted value
- *
- * DESCRIPTION: Convert a string into a 32-bit unsigned value.
- * Note: use acpi_ut_strtoul64 for 64-bit integers.
- *
- ******************************************************************************/
-
-u32 acpi_ut_strtoul(const char *string, char **terminator, u32 base)
-{
- u32 converted = 0;
- u32 index;
- u32 sign;
- const char *string_start;
- u32 return_value = 0;
- acpi_status status = AE_OK;
-
- /*
- * Save the value of the pointer to the buffer's first
- * character, save the current errno value, and then
- * skip over any white space in the buffer:
- */
- string_start = string;
- while (ACPI_IS_SPACE(*string) || *string == '\t') {
- ++string;
- }
-
- /*
- * The buffer may contain an optional plus or minus sign.
- * If it does, then skip over it but remember what is was:
- */
- if (*string == '-') {
- sign = NEGATIVE;
- ++string;
- } else if (*string == '+') {
- ++string;
- sign = POSITIVE;
- } else {
- sign = POSITIVE;
- }
-
- /*
- * If the input parameter Base is zero, then we need to
- * determine if it is octal, decimal, or hexadecimal:
- */
- if (base == 0) {
- if (*string == '0') {
- if (acpi_ut_to_lower(*(++string)) == 'x') {
- base = 16;
- ++string;
- } else {
- base = 8;
- }
- } else {
- base = 10;
- }
- } else if (base < 2 || base > 36) {
- /*
- * The specified Base parameter is not in the domain of
- * this function:
- */
- goto done;
- }
-
- /*
- * For octal and hexadecimal bases, skip over the leading
- * 0 or 0x, if they are present.
- */
- if (base == 8 && *string == '0') {
- string++;
- }
-
- if (base == 16 &&
- *string == '0' && acpi_ut_to_lower(*(++string)) == 'x') {
- string++;
- }
-
- /*
- * Main loop: convert the string to an unsigned long:
- */
- while (*string) {
- if (ACPI_IS_DIGIT(*string)) {
- index = (u32)((u8)*string - '0');
- } else {
- index = (u32)acpi_ut_to_upper(*string);
- if (ACPI_IS_UPPER(index)) {
- index = index - 'A' + 10;
- } else {
- goto done;
- }
- }
-
- if (index >= base) {
- goto done;
- }
-
- /*
- * Check to see if value is out of range:
- */
-
- if (return_value > ((ACPI_UINT32_MAX - (u32)index) / (u32)base)) {
- status = AE_ERROR;
- return_value = 0; /* reset */
- } else {
- return_value *= base;
- return_value += index;
- converted = 1;
- }
-
- ++string;
- }
-
- done:
- /*
- * If appropriate, update the caller's pointer to the next
- * unconverted character in the buffer.
- */
- if (terminator) {
- if (converted == 0 && return_value == 0 && string != NULL) {
- *terminator = (char *)string_start;
- } else {
- *terminator = (char *)string;
- }
- }
-
- if (status == AE_ERROR) {
- return_value = ACPI_UINT32_MAX;
- }
-
- /*
- * If a minus sign was present, then "the conversion is negated":
- */
- if (sign == NEGATIVE) {
- return_value = (ACPI_UINT32_MAX - return_value) + 1;
- }
-
- return (return_value);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_to_upper (TOUPPER)
- *
- * PARAMETERS: c - Character to convert
- *
- * RETURN: Converted character as an int
- *
- * DESCRIPTION: Convert character to uppercase
- *
- ******************************************************************************/
-
-int acpi_ut_to_upper(int c)
-{
-
- return (ACPI_IS_LOWER(c) ? ((c) - 0x20) : (c));
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_to_lower (TOLOWER)
- *
- * PARAMETERS: c - Character to convert
- *
- * RETURN: Converted character as an int
- *
- * DESCRIPTION: Convert character to lowercase
- *
- ******************************************************************************/
-
-int acpi_ut_to_lower(int c)
-{
-
- return (ACPI_IS_UPPER(c) ? ((c) + 0x20) : (c));
-}
-
-/*******************************************************************************
- *
- * FUNCTION: is* functions
- *
- * DESCRIPTION: is* functions use the ctype table below
- *
- ******************************************************************************/
-
-const u8 _acpi_ctype[257] = {
- _ACPI_CN, /* 0x00 0 NUL */
- _ACPI_CN, /* 0x01 1 SOH */
- _ACPI_CN, /* 0x02 2 STX */
- _ACPI_CN, /* 0x03 3 ETX */
- _ACPI_CN, /* 0x04 4 EOT */
- _ACPI_CN, /* 0x05 5 ENQ */
- _ACPI_CN, /* 0x06 6 ACK */
- _ACPI_CN, /* 0x07 7 BEL */
- _ACPI_CN, /* 0x08 8 BS */
- _ACPI_CN | _ACPI_SP, /* 0x09 9 TAB */
- _ACPI_CN | _ACPI_SP, /* 0x0A 10 LF */
- _ACPI_CN | _ACPI_SP, /* 0x0B 11 VT */
- _ACPI_CN | _ACPI_SP, /* 0x0C 12 FF */
- _ACPI_CN | _ACPI_SP, /* 0x0D 13 CR */
- _ACPI_CN, /* 0x0E 14 SO */
- _ACPI_CN, /* 0x0F 15 SI */
- _ACPI_CN, /* 0x10 16 DLE */
- _ACPI_CN, /* 0x11 17 DC1 */
- _ACPI_CN, /* 0x12 18 DC2 */
- _ACPI_CN, /* 0x13 19 DC3 */
- _ACPI_CN, /* 0x14 20 DC4 */
- _ACPI_CN, /* 0x15 21 NAK */
- _ACPI_CN, /* 0x16 22 SYN */
- _ACPI_CN, /* 0x17 23 ETB */
- _ACPI_CN, /* 0x18 24 CAN */
- _ACPI_CN, /* 0x19 25 EM */
- _ACPI_CN, /* 0x1A 26 SUB */
- _ACPI_CN, /* 0x1B 27 ESC */
- _ACPI_CN, /* 0x1C 28 FS */
- _ACPI_CN, /* 0x1D 29 GS */
- _ACPI_CN, /* 0x1E 30 RS */
- _ACPI_CN, /* 0x1F 31 US */
- _ACPI_XS | _ACPI_SP, /* 0x20 32 ' ' */
- _ACPI_PU, /* 0x21 33 '!' */
- _ACPI_PU, /* 0x22 34 '"' */
- _ACPI_PU, /* 0x23 35 '#' */
- _ACPI_PU, /* 0x24 36 '$' */
- _ACPI_PU, /* 0x25 37 '%' */
- _ACPI_PU, /* 0x26 38 '&' */
- _ACPI_PU, /* 0x27 39 ''' */
- _ACPI_PU, /* 0x28 40 '(' */
- _ACPI_PU, /* 0x29 41 ')' */
- _ACPI_PU, /* 0x2A 42 '*' */
- _ACPI_PU, /* 0x2B 43 '+' */
- _ACPI_PU, /* 0x2C 44 ',' */
- _ACPI_PU, /* 0x2D 45 '-' */
- _ACPI_PU, /* 0x2E 46 '.' */
- _ACPI_PU, /* 0x2F 47 '/' */
- _ACPI_XD | _ACPI_DI, /* 0x30 48 '0' */
- _ACPI_XD | _ACPI_DI, /* 0x31 49 '1' */
- _ACPI_XD | _ACPI_DI, /* 0x32 50 '2' */
- _ACPI_XD | _ACPI_DI, /* 0x33 51 '3' */
- _ACPI_XD | _ACPI_DI, /* 0x34 52 '4' */
- _ACPI_XD | _ACPI_DI, /* 0x35 53 '5' */
- _ACPI_XD | _ACPI_DI, /* 0x36 54 '6' */
- _ACPI_XD | _ACPI_DI, /* 0x37 55 '7' */
- _ACPI_XD | _ACPI_DI, /* 0x38 56 '8' */
- _ACPI_XD | _ACPI_DI, /* 0x39 57 '9' */
- _ACPI_PU, /* 0x3A 58 ':' */
- _ACPI_PU, /* 0x3B 59 ';' */
- _ACPI_PU, /* 0x3C 60 '<' */
- _ACPI_PU, /* 0x3D 61 '=' */
- _ACPI_PU, /* 0x3E 62 '>' */
- _ACPI_PU, /* 0x3F 63 '?' */
- _ACPI_PU, /* 0x40 64 '@' */
- _ACPI_XD | _ACPI_UP, /* 0x41 65 'A' */
- _ACPI_XD | _ACPI_UP, /* 0x42 66 'B' */
- _ACPI_XD | _ACPI_UP, /* 0x43 67 'C' */
- _ACPI_XD | _ACPI_UP, /* 0x44 68 'D' */
- _ACPI_XD | _ACPI_UP, /* 0x45 69 'E' */
- _ACPI_XD | _ACPI_UP, /* 0x46 70 'F' */
- _ACPI_UP, /* 0x47 71 'G' */
- _ACPI_UP, /* 0x48 72 'H' */
- _ACPI_UP, /* 0x49 73 'I' */
- _ACPI_UP, /* 0x4A 74 'J' */
- _ACPI_UP, /* 0x4B 75 'K' */
- _ACPI_UP, /* 0x4C 76 'L' */
- _ACPI_UP, /* 0x4D 77 'M' */
- _ACPI_UP, /* 0x4E 78 'N' */
- _ACPI_UP, /* 0x4F 79 'O' */
- _ACPI_UP, /* 0x50 80 'P' */
- _ACPI_UP, /* 0x51 81 'Q' */
- _ACPI_UP, /* 0x52 82 'R' */
- _ACPI_UP, /* 0x53 83 'S' */
- _ACPI_UP, /* 0x54 84 'T' */
- _ACPI_UP, /* 0x55 85 'U' */
- _ACPI_UP, /* 0x56 86 'V' */
- _ACPI_UP, /* 0x57 87 'W' */
- _ACPI_UP, /* 0x58 88 'X' */
- _ACPI_UP, /* 0x59 89 'Y' */
- _ACPI_UP, /* 0x5A 90 'Z' */
- _ACPI_PU, /* 0x5B 91 '[' */
- _ACPI_PU, /* 0x5C 92 '\' */
- _ACPI_PU, /* 0x5D 93 ']' */
- _ACPI_PU, /* 0x5E 94 '^' */
- _ACPI_PU, /* 0x5F 95 '_' */
- _ACPI_PU, /* 0x60 96 '`' */
- _ACPI_XD | _ACPI_LO, /* 0x61 97 'a' */
- _ACPI_XD | _ACPI_LO, /* 0x62 98 'b' */
- _ACPI_XD | _ACPI_LO, /* 0x63 99 'c' */
- _ACPI_XD | _ACPI_LO, /* 0x64 100 'd' */
- _ACPI_XD | _ACPI_LO, /* 0x65 101 'e' */
- _ACPI_XD | _ACPI_LO, /* 0x66 102 'f' */
- _ACPI_LO, /* 0x67 103 'g' */
- _ACPI_LO, /* 0x68 104 'h' */
- _ACPI_LO, /* 0x69 105 'i' */
- _ACPI_LO, /* 0x6A 106 'j' */
- _ACPI_LO, /* 0x6B 107 'k' */
- _ACPI_LO, /* 0x6C 108 'l' */
- _ACPI_LO, /* 0x6D 109 'm' */
- _ACPI_LO, /* 0x6E 110 'n' */
- _ACPI_LO, /* 0x6F 111 'o' */
- _ACPI_LO, /* 0x70 112 'p' */
- _ACPI_LO, /* 0x71 113 'q' */
- _ACPI_LO, /* 0x72 114 'r' */
- _ACPI_LO, /* 0x73 115 's' */
- _ACPI_LO, /* 0x74 116 't' */
- _ACPI_LO, /* 0x75 117 'u' */
- _ACPI_LO, /* 0x76 118 'v' */
- _ACPI_LO, /* 0x77 119 'w' */
- _ACPI_LO, /* 0x78 120 'x' */
- _ACPI_LO, /* 0x79 121 'y' */
- _ACPI_LO, /* 0x7A 122 'z' */
- _ACPI_PU, /* 0x7B 123 '{' */
- _ACPI_PU, /* 0x7C 124 '|' */
- _ACPI_PU, /* 0x7D 125 '}' */
- _ACPI_PU, /* 0x7E 126 '~' */
- _ACPI_CN, /* 0x7F 127 DEL */
-
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x80 to 0x8F */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x90 to 0x9F */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xA0 to 0xAF */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xB0 to 0xBF */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xC0 to 0xCF */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xD0 to 0xDF */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xE0 to 0xEF */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xF0 to 0xFF */
- 0 /* 0x100 */
-};
-
-#endif /* ACPI_USE_SYSTEM_CLIBRARY */
diff --git a/drivers/acpi/apei/erst-dbg.c b/drivers/acpi/apei/erst-dbg.c
index 903549df809..04ab5c9d3ce 100644
--- a/drivers/acpi/apei/erst-dbg.c
+++ b/drivers/acpi/apei/erst-dbg.c
@@ -111,8 +111,17 @@ retry_next:
if (rc)
goto out;
/* no more record */
- if (id == APEI_ERST_INVALID_RECORD_ID)
+ if (id == APEI_ERST_INVALID_RECORD_ID) {
+ /*
+ * If the persistent store is empty initially, the function
+ * 'erst_read' below will return "-ENOENT" value. This causes
+ * 'retry_next' label is entered again. The returned value
+ * should be zero indicating the read operation is EOF.
+ */
+ len = 0;
+
goto out;
+ }
retry:
rc = len = erst_read(id, erst_dbg_buf, erst_dbg_buf_len);
/* The record may be cleared by others, try read next record */
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index f09dc987cf1..c6ff606c6d5 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -358,8 +358,7 @@ static struct acpi_device *acpi_dev_pm_get_node(struct device *dev)
acpi_handle handle = DEVICE_ACPI_HANDLE(dev);
struct acpi_device *adev;
- return handle && ACPI_SUCCESS(acpi_bus_get_device(handle, &adev)) ?
- adev : NULL;
+ return handle && !acpi_bus_get_device(handle, &adev) ? adev : NULL;
}
/**
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index 01551840d23..95af6f674a6 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -18,9 +18,14 @@
#define ACPI_GLUE_DEBUG 0
#if ACPI_GLUE_DEBUG
-#define DBG(x...) printk(PREFIX x)
+#define DBG(fmt, ...) \
+ printk(KERN_DEBUG PREFIX fmt, ##__VA_ARGS__)
#else
-#define DBG(x...) do { } while(0)
+#define DBG(fmt, ...) \
+do { \
+ if (0) \
+ printk(KERN_DEBUG PREFIX fmt, ##__VA_ARGS__); \
+} while (0)
#endif
static LIST_HEAD(bus_type_list);
static DECLARE_RWSEM(bus_type_sem);
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 7db61b8fa11..6e7b9d52381 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -445,11 +445,8 @@ int acpi_power_resource_register_device(struct device *dev, acpi_handle handle)
return -ENODEV;
ret = acpi_bus_get_device(handle, &acpi_dev);
- if (ret)
- goto no_power_resource;
-
- if (!acpi_dev->power.flags.power_resources)
- goto no_power_resource;
+ if (ret || !acpi_dev->power.flags.power_resources)
+ return -ENODEV;
powered_device = kzalloc(sizeof(*powered_device), GFP_KERNEL);
if (!powered_device)
@@ -471,10 +468,6 @@ int acpi_power_resource_register_device(struct device *dev, acpi_handle handle)
}
return ret;
-
-no_power_resource:
- printk(KERN_DEBUG PREFIX "Invalid Power Resource to register!\n");
- return -ENODEV;
}
EXPORT_SYMBOL_GPL(acpi_power_resource_register_device);
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 53502d1bbf2..c88be6c37c3 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1346,7 +1346,7 @@ static void acpi_device_set_id(struct acpi_device *device)
acpi_add_id(device, ACPI_DOCK_HID);
else if (!acpi_ibm_smbus_match(device))
acpi_add_id(device, ACPI_SMBUS_IBM_HID);
- else if (!acpi_device_hid(device) &&
+ else if (list_empty(&device->pnp.ids) &&
ACPI_IS_ROOT_DEVICE(device->parent)) {
acpi_add_id(device, ACPI_BUS_HID); /* \_SB, LNXSYBUS */
strcpy(device->pnp.device_name, ACPI_BUS_DEVICE_NAME);