From 53f11d4ff8797bcceaf014e62bd39f16ce84baec Mon Sep 17 00:00:00 2001 From: Len Brown Date: Mon, 5 Dec 2005 16:46:36 -0500 Subject: [PATCH] [ACPI] Enable Embedded Controller (EC) interrupt mode by default "ec_intr=0" reverts to polling "ec_burst=" no longer exists. Signed-off-by: Len Brown Acked-by: Luming Yu --- Documentation/kernel-parameters.txt | 5 +++++ drivers/acpi/ec.c | 6 +++--- 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 5dffcfefc3c7..2ad64efdf183 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -452,6 +452,11 @@ running once the system is up. eata= [HW,SCSI] + ec_intr= [HW,ACPI] ACPI Embedded Controller interrupt mode + Format: + 0: polling mode + non-0: interrupt mode (default) + eda= [HW,PS2] edb= [HW,PS2] diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index bb3963b49a98..d4366ad4edcd 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -73,7 +73,7 @@ static struct acpi_driver acpi_ec_driver = { .class = ACPI_EC_CLASS, .ids = ACPI_EC_HID, .ops = { - .add = acpi_ec_poll_add, + .add = acpi_ec_intr_add, .remove = acpi_ec_remove, .start = acpi_ec_start, .stop = acpi_ec_stop, @@ -147,7 +147,7 @@ static union acpi_ec *ec_ecdt; /* External interfaces use first EC only, so remember */ static struct acpi_device *first_ec; -static int acpi_ec_poll_mode = EC_POLL; +static int acpi_ec_poll_mode = EC_INTR; /* -------------------------------------------------------------------------- Transaction Management @@ -1594,4 +1594,4 @@ static int __init acpi_ec_set_intr_mode(char *str) return 0; } -__setup("ec_burst=", acpi_ec_set_intr_mode); +__setup("ec_intr=", acpi_ec_set_intr_mode);