. as appropiately. As tboot_sleep now returns values, we are free
to remove the tboot_sleep_wrapper function altogether.
Suggested-by: "Rafael J. Wysocki" <rjw@xxxxxxx>
CC: Joseph Cihula <joseph.cihula@xxxxxxxxx>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
---
arch/x86/kernel/tboot.c | 11 +++++++----
1 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kernel/tboot.c b/arch/x86/kernel/tboot.c
index 751d673..5ab5362 100644
--- a/arch/x86/kernel/tboot.c
+++ b/arch/x86/kernel/tboot.c
@@ -273,7 +273,8 @@ static void tboot_copy_fadt(const struct acpi_table_fadt
*fadt)
offsetof(struct acpi_table_facs, firmware_waking_vector);
}
-void tboot_sleep(u8 sleep_state, u32 pm1a_control, u32 pm1b_control)
+static acpi_status tboot_sleep(u8 sleep_state, u32 pm1a_control,
+ u32 pm1b_control)
{
static u32 acpi_shutdown_map[ACPI_S_STATE_COUNT] = {
/* S0,1,2: */ -1, -1, -1,
@@ -282,7 +283,7 @@ void tboot_sleep(u8 sleep_state, u32 pm1a_control, u32
pm1b_control)
/* S5: */ TB_SHUTDOWN_S5 };
if (!tboot_enabled())
- return;
+ return AE_OK;
tboot_copy_fadt(&acpi_gbl_FADT);
tboot->acpi_sinfo.pm1a_cnt_val = pm1a_control;
@@ -293,10 +294,12 @@ void tboot_sleep(u8 sleep_state, u32 pm1a_control, u32
pm1b_control)
if (sleep_state >= ACPI_S_STATE_COUNT ||
acpi_shutdown_map[sleep_state] == -1) {
pr_warning("unsupported sleep state 0x%x\n", sleep_state);
- return;
+ return AE_ERROR;
}
tboot_shutdown(acpi_shutdown_map[sleep_state]);
+
+ return AE_OK;
}
static acpi_status tboot_sleep_wrapper(u8 sleep_state, u32 pm1a_control,
u32 pm1b_control)
@@ -353,7 +356,7 @@ static __init int tboot_late_init(void)
atomic_set(&ap_wfs_count, 0);
register_hotcpu_notifier(&tboot_cpu_notifier);
- acpi_os_prepare_sleep_register(&tboot_sleep_wrapper);
+ acpi_os_prepare_sleep_register(&tboot_sleep);
return 0;
}
--
1.7.7.1
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