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path: root/drivers/acpi/ec.c
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Diffstat (limited to 'drivers/acpi/ec.c')
-rw-r--r--drivers/acpi/ec.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 348a19e19b6..3ffe172d1a8 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -290,6 +290,9 @@ static int acpi_ec_transaction(struct acpi_ec *ec, u8 command,
}
down(&ec->sem);
+ /* Make sure GPE is enabled before doing transaction */
+ acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR);
+
status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBF_0);
if (status) {
printk(KERN_DEBUG PREFIX "read EC, IB not empty\n");