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Revert "ACPI: EC: Do not clear boot_ec_is_ecdt in acpi_ec_add()"

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This reverts commit ce7a61a0d5 which is
commit 65a691f5f8f0bb63d6a82eec7b0ffd193d8d8a5f upstream.

Rafael writes:
	It has not been marked for -stable or otherwise requested to be
	included AFAICS.  Also it depends on other mainline commits that
	have not been included into 5.6.5.

Reported-by: Toralf Förster <toralf.foerster@gmx.de>
Reported-by: Rafael J. Wysocki <rafael@kernel.org>
Cc: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2020-04-18 11:29:04 +02:00
commit c85a7109f9
1 changed files with 2 additions and 4 deletions
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6
drivers/acpi/ec.c
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@ -1573,6 +1573,7 @@ static int acpi_ec_add(struct acpi_device *device)
if (boot_ec && ec->command_addr == boot_ec->command_addr &&
ec->data_addr == boot_ec->data_addr) {
boot_ec_is_ecdt = false;
/*
* Trust PNP0C09 namespace location rather than
* ECDT ID. But trust ECDT GPE rather than _GPE
@ -1592,12 +1593,9 @@ static int acpi_ec_add(struct acpi_device *device)
if (ec == boot_ec)
acpi_handle_info(boot_ec->handle,
"Boot %s EC initialization complete\n",
"Boot %s EC used to handle transactions and events\n",
boot_ec_is_ecdt ? "ECDT" : "DSDT");
acpi_handle_info(ec->handle,
"EC: Used to handle transactions and events\n");
device->driver_data = ec;
ret = !!request_region(ec->data_addr, 1, "EC data");