summaryrefslogtreecommitdiffstats
path: root/drivers/acpi
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/acpica/tbutils.c4
-rw-r--r--drivers/acpi/button.c11
-rw-r--r--drivers/acpi/nfit/mce.c2
-rw-r--r--drivers/acpi/sysfs.c7
4 files changed, 16 insertions, 8 deletions
diff --git a/drivers/acpi/acpica/tbutils.c b/drivers/acpi/acpica/tbutils.c
index 5a968a78652b..7abe66505739 100644
--- a/drivers/acpi/acpica/tbutils.c
+++ b/drivers/acpi/acpica/tbutils.c
@@ -418,11 +418,7 @@ acpi_tb_get_table(struct acpi_table_desc *table_desc,
table_desc->validation_count++;
if (table_desc->validation_count == 0) {
- ACPI_ERROR((AE_INFO,
- "Table %p, Validation count is zero after increment\n",
- table_desc));
table_desc->validation_count--;
- return_ACPI_STATUS(AE_LIMIT);
}
*out_table = table_desc->pointer;
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index b7c2a06963d6..9ad8cdb58743 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -57,6 +57,7 @@
#define ACPI_BUTTON_LID_INIT_IGNORE 0x00
#define ACPI_BUTTON_LID_INIT_OPEN 0x01
+#define ACPI_BUTTON_LID_INIT_METHOD 0x02
#define _COMPONENT ACPI_BUTTON_COMPONENT
ACPI_MODULE_NAME("button");
@@ -112,7 +113,7 @@ struct acpi_button {
static BLOCKING_NOTIFIER_HEAD(acpi_lid_notifier);
static struct acpi_device *lid_device;
-static u8 lid_init_state = ACPI_BUTTON_LID_INIT_OPEN;
+static u8 lid_init_state = ACPI_BUTTON_LID_INIT_METHOD;
static unsigned long lid_report_interval __read_mostly = 500;
module_param(lid_report_interval, ulong, 0644);
@@ -376,6 +377,9 @@ static void acpi_lid_initialize_state(struct acpi_device *device)
case ACPI_BUTTON_LID_INIT_OPEN:
(void)acpi_lid_notify_state(device, 1);
break;
+ case ACPI_BUTTON_LID_INIT_METHOD:
+ (void)acpi_lid_update_state(device);
+ break;
case ACPI_BUTTON_LID_INIT_IGNORE:
default:
break;
@@ -560,6 +564,9 @@ static int param_set_lid_init_state(const char *val, struct kernel_param *kp)
if (!strncmp(val, "open", sizeof("open") - 1)) {
lid_init_state = ACPI_BUTTON_LID_INIT_OPEN;
pr_info("Notify initial lid state as open\n");
+ } else if (!strncmp(val, "method", sizeof("method") - 1)) {
+ lid_init_state = ACPI_BUTTON_LID_INIT_METHOD;
+ pr_info("Notify initial lid state with _LID return value\n");
} else if (!strncmp(val, "ignore", sizeof("ignore") - 1)) {
lid_init_state = ACPI_BUTTON_LID_INIT_IGNORE;
pr_info("Do not notify initial lid state\n");
@@ -573,6 +580,8 @@ static int param_get_lid_init_state(char *buffer, struct kernel_param *kp)
switch (lid_init_state) {
case ACPI_BUTTON_LID_INIT_OPEN:
return sprintf(buffer, "open");
+ case ACPI_BUTTON_LID_INIT_METHOD:
+ return sprintf(buffer, "method");
case ACPI_BUTTON_LID_INIT_IGNORE:
return sprintf(buffer, "ignore");
default:
diff --git a/drivers/acpi/nfit/mce.c b/drivers/acpi/nfit/mce.c
index 3ba1c3472cf9..fd86bec98dea 100644
--- a/drivers/acpi/nfit/mce.c
+++ b/drivers/acpi/nfit/mce.c
@@ -26,7 +26,7 @@ static int nfit_handle_mce(struct notifier_block *nb, unsigned long val,
struct nfit_spa *nfit_spa;
/* We only care about memory errors */
- if (!(mce->status & MCACOD))
+ if (!mce_is_memory_error(mce))
return NOTIFY_DONE;
/*
diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c
index 1b5ee1e0e5a3..e414fabf7315 100644
--- a/drivers/acpi/sysfs.c
+++ b/drivers/acpi/sysfs.c
@@ -333,14 +333,17 @@ static ssize_t acpi_table_show(struct file *filp, struct kobject *kobj,
container_of(bin_attr, struct acpi_table_attr, attr);
struct acpi_table_header *table_header = NULL;
acpi_status status;
+ ssize_t rc;
status = acpi_get_table(table_attr->name, table_attr->instance,
&table_header);
if (ACPI_FAILURE(status))
return -ENODEV;
- return memory_read_from_buffer(buf, count, &offset,
- table_header, table_header->length);
+ rc = memory_read_from_buffer(buf, count, &offset, table_header,
+ table_header->length);
+ acpi_put_table(table_header);
+ return rc;
}
static int acpi_table_attr_init(struct kobject *tables_obj,
OpenPOWER on IntegriCloud