From a1f37788a6d8c037e7d92fe4a0fe9ec0d713b21e Mon Sep 17 00:00:00 2001 From: Konrad Rzeszutek Wilk Date: Thu, 8 Dec 2011 17:14:08 +0800 Subject: [PATCH] tboot: Add return values for tboot_sleep .. as appropiately. As tboot_sleep now returns values. remove tboot_sleep_wrapper. Suggested-and-Acked-by: Rafael J. Wysocki Acked-by: Joseph Cihula [v1: Return -1/0/+1 instead of ACPI_xx values] Signed-off-by: Konrad Rzeszutek Wilk --- arch/x86/kernel/tboot.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-) diff --git a/arch/x86/kernel/tboot.c b/arch/x86/kernel/tboot.c index 1a4ab7df5b63..6410744ac5cb 100644 --- a/arch/x86/kernel/tboot.c +++ b/arch/x86/kernel/tboot.c @@ -272,7 +272,7 @@ 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 int 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, @@ -281,7 +281,7 @@ void tboot_sleep(u8 sleep_state, u32 pm1a_control, u32 pm1b_control) /* S5: */ TB_SHUTDOWN_S5 }; if (!tboot_enabled()) - return; + return 0; tboot_copy_fadt(&acpi_gbl_FADT); tboot->acpi_sinfo.pm1a_cnt_val = pm1a_control; @@ -292,15 +292,10 @@ 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 -1; } tboot_shutdown(acpi_shutdown_map[sleep_state]); -} -static int tboot_sleep_wrapper(u8 sleep_state, u32 pm1a_control, - u32 pm1b_control) -{ - tboot_sleep(sleep_state, pm1a_control, pm1b_control); return 0; } @@ -352,7 +347,7 @@ static __init int tboot_late_init(void) atomic_set(&ap_wfs_count, 0); register_hotcpu_notifier(&tboot_cpu_notifier); - acpi_os_set_prepare_sleep(&tboot_sleep_wrapper); + acpi_os_set_prepare_sleep(&tboot_sleep); return 0; }