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Merge branches 'bugzilla-15418', 'bugzilla-21722', 'bugzilla-22932', 'misc-2.6.37' and 'osi-regression' into release

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This commit is contained in:
Len Brown
2010-12-11 02:02:02 -05:00
parent a5dc4f898c 3138b32d5e 12b3b5afed bec4f22a2d 12d3206466
commit 6cc5615f7c
286 changed files with 3879 additions and 3801 deletions
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113
drivers/acpi/osl.c
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@@ -110,9 +110,6 @@ struct acpi_ioremap {
static LIST_HEAD(acpi_ioremaps);
static DEFINE_SPINLOCK(acpi_ioremap_lock);
#define OSI_STRING_LENGTH_MAX 64 /* arbitrary */
static char osi_setup_string[OSI_STRING_LENGTH_MAX];
static void __init acpi_osi_setup_late(void);
/*
@@ -152,8 +149,7 @@ static struct osi_linux {
unsigned int enable:1;
unsigned int dmi:1;
unsigned int cmdline:1;
unsigned int known:1;
} osi_linux = { 0, 0, 0, 0};
} osi_linux = {0, 0, 0};
static u32 acpi_osi_handler(acpi_string interface, u32 supported)
{
@@ -1055,13 +1051,53 @@ static int __init acpi_os_name_setup(char *str)
__setup("acpi_os_name=", acpi_os_name_setup);
#define OSI_STRING_LENGTH_MAX 64 /* arbitrary */
#define OSI_STRING_ENTRIES_MAX 16 /* arbitrary */
struct osi_setup_entry {
char string[OSI_STRING_LENGTH_MAX];
bool enable;
};
static struct osi_setup_entry __initdata osi_setup_entries[OSI_STRING_ENTRIES_MAX];
void __init acpi_osi_setup(char *str)
{
struct osi_setup_entry *osi;
bool enable = true;
int i;
if (!acpi_gbl_create_osi_method)
return;
if (str == NULL || *str == '\0') {
printk(KERN_INFO PREFIX "_OSI method disabled\n");
acpi_gbl_create_osi_method = FALSE;
return;
}
if (*str == '!') {
str++;
enable = false;
}
for (i = 0; i < OSI_STRING_ENTRIES_MAX; i++) {
osi = &osi_setup_entries[i];
if (!strcmp(osi->string, str)) {
osi->enable = enable;
break;
} else if (osi->string[0] == '\0') {
osi->enable = enable;
strncpy(osi->string, str, OSI_STRING_LENGTH_MAX);
break;
}
}
}
static void __init set_osi_linux(unsigned int enable)
{
if (osi_linux.enable != enable) {
if (osi_linux.enable != enable)
osi_linux.enable = enable;
printk(KERN_NOTICE PREFIX "%sed _OSI(Linux)\n",
enable ? "Add": "Delet");
}
if (osi_linux.enable)
acpi_osi_setup("Linux");
@@ -1073,7 +1109,8 @@ static void __init set_osi_linux(unsigned int enable)
static void __init acpi_cmdline_osi_linux(unsigned int enable)
{
osi_linux.cmdline = 1; /* cmdline set the default */
osi_linux.cmdline = 1; /* cmdline set the default and override DMI */
osi_linux.dmi = 0;
set_osi_linux(enable);
return;
@@ -1081,15 +1118,12 @@ static void __init acpi_cmdline_osi_linux(unsigned int enable)
void __init acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d)
{
osi_linux.dmi = 1; /* DMI knows that this box asks OSI(Linux) */
printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
if (enable == -1)
return;
osi_linux.known = 1; /* DMI knows which OSI(Linux) default needed */
osi_linux.dmi = 1; /* DMI knows that this box asks OSI(Linux) */
set_osi_linux(enable);
return;
@@ -1104,37 +1138,44 @@ void __init acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d)
*/
static void __init acpi_osi_setup_late(void)
{
char *str = osi_setup_string;
struct osi_setup_entry *osi;
char *str;
int i;
acpi_status status;
if (*str == '\0')
return;
for (i = 0; i < OSI_STRING_ENTRIES_MAX; i++) {
osi = &osi_setup_entries[i];
str = osi->string;
if (!strcmp("!Linux", str)) {
acpi_cmdline_osi_linux(0); /* !enable */
} else if (*str == '!') {
if (acpi_remove_interface(++str) == AE_OK)
printk(KERN_INFO PREFIX "Deleted _OSI(%s)\n", str);
} else if (!strcmp("Linux", str)) {
acpi_cmdline_osi_linux(1); /* enable */
} else {
if (acpi_install_interface(str) == AE_OK)
printk(KERN_INFO PREFIX "Added _OSI(%s)\n", str);
if (*str == '\0')
break;
if (osi->enable) {
status = acpi_install_interface(str);
if (ACPI_SUCCESS(status))
printk(KERN_INFO PREFIX "Added _OSI(%s)\n", str);
} else {
status = acpi_remove_interface(str);
if (ACPI_SUCCESS(status))
printk(KERN_INFO PREFIX "Deleted _OSI(%s)\n", str);
}
}
}
int __init acpi_osi_setup(char *str)
static int __init osi_setup(char *str)
{
if (str == NULL || *str == '\0') {
printk(KERN_INFO PREFIX "_OSI method disabled\n");
acpi_gbl_create_osi_method = FALSE;
} else {
strncpy(osi_setup_string, str, OSI_STRING_LENGTH_MAX);
}
if (str && !strcmp("Linux", str))
acpi_cmdline_osi_linux(1);
else if (str && !strcmp("!Linux", str))
acpi_cmdline_osi_linux(0);
else
acpi_osi_setup(str);
return 1;
}
__setup("acpi_osi=", acpi_osi_setup);
__setup("acpi_osi=", osi_setup);
/* enable serialization to combat AE_ALREADY_EXISTS errors */
static int __init acpi_serialize_setup(char *str)
@@ -1530,7 +1571,7 @@ acpi_status __init acpi_os_initialize(void)
return AE_OK;
}
acpi_status acpi_os_initialize1(void)
acpi_status __init acpi_os_initialize1(void)
{
kacpid_wq = create_workqueue("kacpid");
kacpi_notify_wq = create_workqueue("kacpi_notify");