Subject: ACPI: Cleanup some useless code in EC driver
From: Zhao Yakui <yakui.zhao@xxxxxxxxx>
Cleanup some useless code in EC driver
Signed-off-by: Zhao Yakui <yakui.zhao@xxxxxxxxx>
---
drivers/acpi/ec.c | 24 ------------------------
1 file changed, 24 deletions(-)
Index: linux-2.6/drivers/acpi/ec.c
===================================================================
--- linux-2.6.orig/drivers/acpi/ec.c
+++ linux-2.6/drivers/acpi/ec.c
@@ -82,7 +82,6 @@ enum {
EC_FLAGS_QUERY_PENDING, /* Query is pending */
EC_FLAGS_GPE_MODE, /* Expect GPE to be sent for status change */
EC_FLAGS_NO_GPE, /* Don't use GPE mode */
- EC_FLAGS_RESCHEDULE_POLL /* Re-schedule poll */
};
/* If we find an EC via the ECDT, we need to keep a ptr to its context */
@@ -192,21 +191,6 @@ static inline int acpi_ec_check_status(s
return 0;
}
-static void ec_schedule_ec_poll(struct acpi_ec *ec)
-{
- if (test_bit(EC_FLAGS_RESCHEDULE_POLL, &ec->flags))
- schedule_delayed_work(&ec->work,
- msecs_to_jiffies(ACPI_EC_DELAY));
-}
-
-static void ec_switch_to_poll_mode(struct acpi_ec *ec)
-{
- set_bit(EC_FLAGS_NO_GPE, &ec->flags);
- clear_bit(EC_FLAGS_GPE_MODE, &ec->flags);
- acpi_disable_gpe(NULL, ec->gpe, ACPI_NOT_ISR);
- set_bit(EC_FLAGS_RESCHEDULE_POLL, &ec->flags);
-}
-
static int acpi_ec_wait(struct acpi_ec *ec, enum ec_event event, int force_poll)
{
atomic_set(&ec->irq_count, 0);
@@ -613,13 +597,6 @@ static u32 acpi_ec_gpe_handler(void *dat
ACPI_INTERRUPT_HANDLED : ACPI_INTERRUPT_NOT_HANDLED;
}
-static void do_ec_poll(struct work_struct *work)
-{
- struct acpi_ec *ec = container_of(work, struct acpi_ec, work.work);
- atomic_set(&ec->irq_count, 0);
- (void)acpi_ec_gpe_handler(ec);
-}
-
/* --------------------------------------------------------------------------
Address Space Management
-------------------------------------------------------------------------- */
@@ -771,7 +748,6 @@ static struct acpi_ec *make_acpi_ec(void
mutex_init(&ec->lock);
init_waitqueue_head(&ec->wait);
INIT_LIST_HEAD(&ec->list);
- INIT_DELAYED_WORK_DEFERRABLE(&ec->work, do_ec_poll);
atomic_set(&ec->irq_count, 0);
ec->pre_jiffies = jiffies;
atomic_set(&ec->ec_irq_count, 0);
--
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