ACPI: EC: Don't re-enable GPE for each transaction.
With the auto selection of operation mode, absence of GPEs does not
really degrade performance, so let PM code to handle
enabling/disabling GPEs.
This is a revert of 5d57a6a55e
,
which was meant to be temporary.
Reference: http://bugzilla.kernel.org/show_bug.cgi?id=7977
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Acked-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
parent
7843932ac4
commit
1c55053c21
|
@ -258,9 +258,6 @@ static int acpi_ec_transaction(struct acpi_ec *ec, u8 command,
|
|||
}
|
||||
}
|
||||
|
||||
/* Make sure GPE is enabled before doing transaction */
|
||||
acpi_enable_gpe(NULL, ec->gpe, ACPI_NOT_ISR);
|
||||
|
||||
status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBF_0, 0);
|
||||
if (status) {
|
||||
printk(KERN_ERR PREFIX
|
||||
|
@ -638,12 +635,10 @@ static struct acpi_ec *make_acpi_ec(void)
|
|||
struct acpi_ec *ec = kzalloc(sizeof(struct acpi_ec), GFP_KERNEL);
|
||||
if (!ec)
|
||||
return NULL;
|
||||
|
||||
ec->flags = 1 << EC_FLAGS_QUERY_PENDING;
|
||||
mutex_init(&ec->lock);
|
||||
init_waitqueue_head(&ec->wait);
|
||||
INIT_LIST_HEAD(&ec->list);
|
||||
|
||||
return ec;
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in a new issue