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path: root/drivers/acpi/hardware/hwsleep.c
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Diffstat (limited to 'drivers/acpi/hardware/hwsleep.c')
-rw-r--r--drivers/acpi/hardware/hwsleep.c40
1 files changed, 14 insertions, 26 deletions
diff --git a/drivers/acpi/hardware/hwsleep.c b/drivers/acpi/hardware/hwsleep.c
index cf69c0040a39..81b248429703 100644
--- a/drivers/acpi/hardware/hwsleep.c
+++ b/drivers/acpi/hardware/hwsleep.c
@@ -234,15 +234,11 @@ acpi_status acpi_enter_sleep_state_prep(u8 sleep_state)
"While executing method _SST"));
}
- /*
- * 1) Disable/Clear all GPEs
- */
+ /* Disable/Clear all GPEs */
+
status = acpi_hw_disable_all_gpes();
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
- }
- return_ACPI_STATUS(AE_OK);
+ return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_enter_sleep_state_prep)
@@ -313,8 +309,7 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
/* Get current value of PM1A control */
- status = acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK,
- ACPI_REGISTER_PM1_CONTROL, &PM1Acontrol);
+ status = acpi_hw_register_read(ACPI_REGISTER_PM1_CONTROL, &PM1Acontrol);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@@ -341,15 +336,13 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
/* Write #1: fill in SLP_TYP data */
- status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK,
- ACPI_REGISTER_PM1A_CONTROL,
+ status = acpi_hw_register_write(ACPI_REGISTER_PM1A_CONTROL,
PM1Acontrol);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
- status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK,
- ACPI_REGISTER_PM1B_CONTROL,
+ status = acpi_hw_register_write(ACPI_REGISTER_PM1B_CONTROL,
PM1Bcontrol);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
@@ -364,15 +357,13 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
ACPI_FLUSH_CPU_CACHE();
- status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK,
- ACPI_REGISTER_PM1A_CONTROL,
+ status = acpi_hw_register_write(ACPI_REGISTER_PM1A_CONTROL,
PM1Acontrol);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
- status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK,
- ACPI_REGISTER_PM1B_CONTROL,
+ status = acpi_hw_register_write(ACPI_REGISTER_PM1B_CONTROL,
PM1Bcontrol);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
@@ -392,8 +383,7 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
*/
acpi_os_stall(10000000);
- status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK,
- ACPI_REGISTER_PM1_CONTROL,
+ status = acpi_hw_register_write(ACPI_REGISTER_PM1_CONTROL,
sleep_enable_reg_info->
access_bit_mask);
if (ACPI_FAILURE(status)) {
@@ -404,7 +394,8 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
/* Wait until we enter sleep state */
do {
- status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value);
+ status = acpi_get_register_unlocked(ACPI_BITREG_WAKE_STATUS,
+ &in_value);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@@ -520,8 +511,7 @@ acpi_status acpi_leave_sleep_state(u8 sleep_state)
/* Get current value of PM1A control */
- status = acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK,
- ACPI_REGISTER_PM1_CONTROL,
+ status = acpi_hw_register_read(ACPI_REGISTER_PM1_CONTROL,
&PM1Acontrol);
if (ACPI_SUCCESS(status)) {
@@ -543,11 +533,9 @@ acpi_status acpi_leave_sleep_state(u8 sleep_state)
/* Just ignore any errors */
- (void)acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK,
- ACPI_REGISTER_PM1A_CONTROL,
+ (void)acpi_hw_register_write(ACPI_REGISTER_PM1A_CONTROL,
PM1Acontrol);
- (void)acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK,
- ACPI_REGISTER_PM1B_CONTROL,
+ (void)acpi_hw_register_write(ACPI_REGISTER_PM1B_CONTROL,
PM1Bcontrol);
}
}