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author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2011-12-08 09:14:08 (GMT) |
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committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-03-13 18:06:55 (GMT) |
commit | a1f37788a6d8c037e7d92fe4a0fe9ec0d713b21e (patch) | |
tree | ba35a1467511d8ef3d60499423558bbebd083bd8 /arch/x86/kernel/tboot.c | |
parent | 09f98a825a821f7a3f1b162f9ed023f37213a63b (diff) | |
download | linux-fsl-qoriq-a1f37788a6d8c037e7d92fe4a0fe9ec0d713b21e.tar.xz |
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 <rjw@sisk.pl>
Acked-by: Joseph Cihula <joseph.cihula@intel.com>
[v1: Return -1/0/+1 instead of ACPI_xx values]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'arch/x86/kernel/tboot.c')
-rw-r--r-- | arch/x86/kernel/tboot.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/arch/x86/kernel/tboot.c b/arch/x86/kernel/tboot.c index 1a4ab7d..6410744 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; } |