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ACPI S3: Replace stashed acpi_slp_typ value

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We currently have a mixture of calls used to determine
global ACPI S3 state. Reduce the boilerplate, ultimately
acpi_wakeup_is_s3() should be the only to keep.

Change-Id: Iff950d2bcf7eacbbdd40865abf62c35a2e8c3c69
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47694
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Kyösti Mälkki
2020-11-18 07:40:21 +02:00
committed by Felix Held
parent 540902ca47
commit ac0dc4a840
3 changed files with 15 additions and 28 deletions
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24
src/acpi/acpi_pm.c
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@@ -1,32 +1,8 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <acpi/acpi.h>
#include <console/console.h>
#include <romstage_handoff.h>
#include <smbios.h>
/* This is filled with acpi_handoff_wakeup_s3() call early in ramstage. */
static int acpi_slp_type = -1;
static void acpi_handoff_wakeup(void)
{
if (acpi_slp_type < 0) {
if (romstage_handoff_is_resume()) {
printk(BIOS_DEBUG, "S3 Resume\n");
acpi_slp_type = ACPI_S3;
} else {
printk(BIOS_DEBUG, "Normal boot\n");
acpi_slp_type = ACPI_S0;
}
}
}
int acpi_handoff_wakeup_s3(void)
{
acpi_handoff_wakeup();
return (acpi_slp_type == ACPI_S3);
}
void __weak mainboard_suspend_resume(void)
{
}