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-rw-r--r--drivers/acpi/acpica/evxfevnt.c19
-rw-r--r--drivers/acpi/battery.c8
-rw-r--r--drivers/acpi/blacklist.c2
-rw-r--r--drivers/acpi/processor_core.c2
4 files changed, 20 insertions, 11 deletions
diff --git a/drivers/acpi/acpica/evxfevnt.c b/drivers/acpi/acpica/evxfevnt.c
index d97b8dc..18b3f14 100644
--- a/drivers/acpi/acpica/evxfevnt.c
+++ b/drivers/acpi/acpica/evxfevnt.c
@@ -70,6 +70,7 @@ acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
acpi_status acpi_enable(void)
{
acpi_status status;
+ int retry;
ACPI_FUNCTION_TRACE(acpi_enable);
@@ -98,16 +99,18 @@ acpi_status acpi_enable(void)
/* Sanity check that transition succeeded */
- if (acpi_hw_get_mode() != ACPI_SYS_MODE_ACPI) {
- ACPI_ERROR((AE_INFO,
- "Hardware did not enter ACPI mode"));
- return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE);
+ for (retry = 0; retry < 30000; ++retry) {
+ if (acpi_hw_get_mode() == ACPI_SYS_MODE_ACPI) {
+ if (retry != 0)
+ ACPI_WARNING((AE_INFO,
+ "Platform took > %d00 usec to enter ACPI mode", retry));
+ return_ACPI_STATUS(AE_OK);
+ }
+ acpi_os_stall(100); /* 100 usec */
}
- ACPI_DEBUG_PRINT((ACPI_DB_INIT,
- "Transition to ACPI mode successful\n"));
-
- return_ACPI_STATUS(AE_OK);
+ ACPI_ERROR((AE_INFO, "Hardware did not enter ACPI mode"));
+ return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE);
}
ACPI_EXPORT_SYMBOL(acpi_enable)
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 3026e3f..dc58402 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -868,9 +868,15 @@ static void acpi_battery_remove_fs(struct acpi_device *device)
static void acpi_battery_notify(struct acpi_device *device, u32 event)
{
struct acpi_battery *battery = acpi_driver_data(device);
+#ifdef CONFIG_ACPI_SYSFS_POWER
+ struct device *old;
+#endif
if (!battery)
return;
+#ifdef CONFIG_ACPI_SYSFS_POWER
+ old = battery->bat.dev;
+#endif
acpi_battery_update(battery);
acpi_bus_generate_proc_event(device, event,
acpi_battery_present(battery));
@@ -879,7 +885,7 @@ static void acpi_battery_notify(struct acpi_device *device, u32 event)
acpi_battery_present(battery));
#ifdef CONFIG_ACPI_SYSFS_POWER
/* acpi_battery_update could remove power_supply object */
- if (battery->bat.dev)
+ if (old && battery->bat.dev)
power_supply_changed(&battery->bat);
#endif
}
diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index 01381be..2bb28b9 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -214,7 +214,7 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
.ident = "Sony VGN-SR290J",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Sony VGN-SR290J"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SR290J"),
},
},
{
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 5128435..e9699aae 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -223,7 +223,7 @@ static bool processor_physically_present(acpi_handle handle)
type = (acpi_type == ACPI_TYPE_DEVICE) ? 1 : 0;
cpuid = acpi_get_cpuid(handle, type, acpi_id);
- if (cpuid == -1)
+ if ((cpuid == -1) && (num_possible_cpus() > 1))
return false;
return true;