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-rw-r--r--drivers/acpi/Kconfig8
-rw-r--r--drivers/acpi/asus_acpi.c1
-rw-r--r--drivers/acpi/resources/rsxface.c2
-rw-r--r--drivers/acpi/sleep/Makefile4
-rw-r--r--drivers/acpi/sleep/main.c100
-rw-r--r--drivers/acpi/sleep/poweroff.c2
-rw-r--r--drivers/acpi/sleep/proc.c14
-rw-r--r--drivers/acpi/sleep/sleep.h2
8 files changed, 72 insertions, 61 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 251344cb29ae..f1372de4ce79 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -11,9 +11,6 @@ menuconfig ACPI
depends on PCI
depends on PM
select PNP
- # for sleep
- select HOTPLUG_CPU if X86 && SMP
- select SUSPEND_SMP if X86 && SMP
default y
---help---
Advanced Configuration and Power Interface (ACPI) support for
@@ -45,6 +42,11 @@ menuconfig ACPI
if ACPI
+config ACPI_SLEEP
+ bool
+ depends on PM_SLEEP
+ default y
+
config ACPI_PROCFS
bool "Deprecated /proc/acpi files"
depends on PROC_FS
diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c
index 9c4bd220c44f..86fd142f4bf3 100644
--- a/drivers/acpi/asus_acpi.c
+++ b/drivers/acpi/asus_acpi.c
@@ -1192,6 +1192,7 @@ static int asus_hotk_get_info(void)
break;
default:
kfree(model);
+ model = NULL;
break;
}
}
diff --git a/drivers/acpi/resources/rsxface.c b/drivers/acpi/resources/rsxface.c
index f63813a358c5..4c3fd4cdaf73 100644
--- a/drivers/acpi/resources/rsxface.c
+++ b/drivers/acpi/resources/rsxface.c
@@ -474,8 +474,6 @@ acpi_rs_match_vendor_resource(struct acpi_resource *resource, void *context)
return (AE_CTRL_TERMINATE);
}
-ACPI_EXPORT_SYMBOL(acpi_rs_match_vendor_resource)
-
/*******************************************************************************
*
* FUNCTION: acpi_walk_resources
diff --git a/drivers/acpi/sleep/Makefile b/drivers/acpi/sleep/Makefile
index 01a993a1d086..195a4f69c0f7 100644
--- a/drivers/acpi/sleep/Makefile
+++ b/drivers/acpi/sleep/Makefile
@@ -1,5 +1,5 @@
obj-y := poweroff.o wakeup.o
-obj-y += main.o
-obj-$(CONFIG_X86) += proc.o
+obj-$(CONFIG_ACPI_SLEEP) += main.o
+obj-$(CONFIG_ACPI_SLEEP) += proc.o
EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
index ab21357c5c7b..e8cff5dd4cbc 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/sleep/main.c
@@ -21,6 +21,9 @@
u8 sleep_states[ACPI_S_STATE_COUNT];
+static u32 acpi_target_sleep_state = ACPI_STATE_S0;
+
+#ifdef CONFIG_SUSPEND
static struct pm_ops acpi_pm_ops;
extern void do_suspend_lowlevel(void);
@@ -34,11 +37,6 @@ static u32 acpi_suspend_states[] = {
static int init_8259A_after_S1;
-extern int acpi_sleep_prepare(u32 acpi_state);
-extern void acpi_power_off(void);
-
-static u32 acpi_target_sleep_state = ACPI_STATE_S0;
-
/**
* acpi_pm_set_target - Set the target system sleep state to the state
* associated with given @pm_state, if supported.
@@ -163,21 +161,6 @@ static int acpi_pm_finish(suspend_state_t pm_state)
return 0;
}
-int acpi_suspend(u32 acpi_state)
-{
- suspend_state_t states[] = {
- [1] = PM_SUSPEND_STANDBY,
- [3] = PM_SUSPEND_MEM,
- [5] = PM_SUSPEND_MAX
- };
-
- if (acpi_state < 6 && states[acpi_state])
- return pm_suspend(states[acpi_state]);
- if (acpi_state == 4)
- return hibernate();
- return -EINVAL;
-}
-
static int acpi_pm_state_valid(suspend_state_t pm_state)
{
u32 acpi_state;
@@ -202,7 +185,28 @@ static struct pm_ops acpi_pm_ops = {
.finish = acpi_pm_finish,
};
-#ifdef CONFIG_SOFTWARE_SUSPEND
+/*
+ * Toshiba fails to preserve interrupts over S1, reinitialization
+ * of 8259 is needed after S1 resume.
+ */
+static int __init init_ints_after_s1(struct dmi_system_id *d)
+{
+ printk(KERN_WARNING "%s with broken S1 detected.\n", d->ident);
+ init_8259A_after_S1 = 1;
+ return 0;
+}
+
+static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
+ {
+ .callback = init_ints_after_s1,
+ .ident = "Toshiba Satellite 4030cdt",
+ .matches = {DMI_MATCH(DMI_PRODUCT_NAME, "S4030CDT/4.3"),},
+ },
+ {},
+};
+#endif /* CONFIG_SUSPEND */
+
+#ifdef CONFIG_HIBERNATION
static int acpi_hibernation_prepare(void)
{
return acpi_sleep_prepare(ACPI_STATE_S4);
@@ -254,7 +258,22 @@ static struct hibernation_ops acpi_hibernation_ops = {
.pre_restore = acpi_hibernation_pre_restore,
.restore_cleanup = acpi_hibernation_restore_cleanup,
};
-#endif /* CONFIG_SOFTWARE_SUSPEND */
+#endif /* CONFIG_HIBERNATION */
+
+int acpi_suspend(u32 acpi_state)
+{
+ suspend_state_t states[] = {
+ [1] = PM_SUSPEND_STANDBY,
+ [3] = PM_SUSPEND_MEM,
+ [5] = PM_SUSPEND_MAX
+ };
+
+ if (acpi_state < 6 && states[acpi_state])
+ return pm_suspend(states[acpi_state]);
+ if (acpi_state == 4)
+ return hibernate();
+ return -EINVAL;
+}
/**
* acpi_pm_device_sleep_state - return preferred power state of ACPI device
@@ -331,39 +350,22 @@ int acpi_pm_device_sleep_state(struct device *dev, int wake, int *d_min_p)
return d_max;
}
-/*
- * Toshiba fails to preserve interrupts over S1, reinitialization
- * of 8259 is needed after S1 resume.
- */
-static int __init init_ints_after_s1(struct dmi_system_id *d)
-{
- printk(KERN_WARNING "%s with broken S1 detected.\n", d->ident);
- init_8259A_after_S1 = 1;
- return 0;
-}
-
-static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
- {
- .callback = init_ints_after_s1,
- .ident = "Toshiba Satellite 4030cdt",
- .matches = {DMI_MATCH(DMI_PRODUCT_NAME, "S4030CDT/4.3"),},
- },
- {},
-};
-
int __init acpi_sleep_init(void)
{
+ acpi_status status;
+ u8 type_a, type_b;
+#ifdef CONFIG_SUSPEND
int i = 0;
dmi_check_system(acpisleep_dmi_table);
+#endif
if (acpi_disabled)
return 0;
+#ifdef CONFIG_SUSPEND
printk(KERN_INFO PREFIX "(supports");
- for (i = 0; i < ACPI_S_STATE_COUNT; i++) {
- acpi_status status;
- u8 type_a, type_b;
+ for (i = ACPI_STATE_S0; i < ACPI_STATE_S4; i++) {
status = acpi_get_sleep_type_data(i, &type_a, &type_b);
if (ACPI_SUCCESS(status)) {
sleep_states[i] = 1;
@@ -373,10 +375,14 @@ int __init acpi_sleep_init(void)
printk(")\n");
pm_set_ops(&acpi_pm_ops);
+#endif
-#ifdef CONFIG_SOFTWARE_SUSPEND
- if (sleep_states[ACPI_STATE_S4])
+#ifdef CONFIG_HIBERNATION
+ status = acpi_get_sleep_type_data(ACPI_STATE_S4, &type_a, &type_b);
+ if (ACPI_SUCCESS(status)) {
hibernation_set_ops(&acpi_hibernation_ops);
+ sleep_states[ACPI_STATE_S4] = 1;
+ }
#else
sleep_states[ACPI_STATE_S4] = 0;
#endif
diff --git a/drivers/acpi/sleep/poweroff.c b/drivers/acpi/sleep/poweroff.c
index b3f68ef0669e..39e40d56b034 100644
--- a/drivers/acpi/sleep/poweroff.c
+++ b/drivers/acpi/sleep/poweroff.c
@@ -18,6 +18,7 @@
int acpi_sleep_prepare(u32 acpi_state)
{
+#ifdef CONFIG_ACPI_SLEEP
/* do we have a wakeup address for S2 and S3? */
if (acpi_state == ACPI_STATE_S3) {
if (!acpi_wakeup_address) {
@@ -30,6 +31,7 @@ int acpi_sleep_prepare(u32 acpi_state)
}
ACPI_FLUSH_CPU_CACHE();
acpi_enable_wakeup_device_prep(acpi_state);
+#endif
acpi_gpe_sleep_prepare(acpi_state);
acpi_enter_sleep_state_prep(acpi_state);
return 0;
diff --git a/drivers/acpi/sleep/proc.c b/drivers/acpi/sleep/proc.c
index ed58e1168aed..66b62b0d3609 100644
--- a/drivers/acpi/sleep/proc.c
+++ b/drivers/acpi/sleep/proc.c
@@ -23,7 +23,7 @@
*/
ACPI_MODULE_NAME("sleep")
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_SLEEP
static int acpi_system_sleep_seq_show(struct seq_file *seq, void *offset)
{
int i;
@@ -66,7 +66,7 @@ acpi_system_write_sleep(struct file *file,
goto Done;
}
state = simple_strtoul(str, NULL, 0);
-#ifdef CONFIG_SOFTWARE_SUSPEND
+#ifdef CONFIG_HIBERNATION
if (state == 4) {
error = hibernate();
goto Done;
@@ -76,9 +76,9 @@ acpi_system_write_sleep(struct file *file,
Done:
return error ? error : count;
}
-#endif /* CONFIG_ACPI_PROCFS */
+#endif /* CONFIG_ACPI_PROCFS_SLEEP */
-#if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE)
+#if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE) || !defined(CONFIG_X86)
/* use /sys/class/rtc/rtcX/wakealarm instead; it's not ACPI-specific */
#else
#define HAVE_ACPI_LEGACY_ALARM
@@ -471,7 +471,7 @@ static const struct file_operations acpi_system_wakeup_device_fops = {
.release = single_release,
};
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_SLEEP
static const struct file_operations acpi_system_sleep_fops = {
.open = acpi_system_sleep_open_fs,
.read = seq_read,
@@ -479,7 +479,7 @@ static const struct file_operations acpi_system_sleep_fops = {
.llseek = seq_lseek,
.release = single_release,
};
-#endif /* CONFIG_ACPI_PROCFS */
+#endif /* CONFIG_ACPI_PROCFS_SLEEP */
#ifdef HAVE_ACPI_LEGACY_ALARM
static const struct file_operations acpi_system_alarm_fops = {
@@ -506,7 +506,7 @@ static int __init acpi_sleep_proc_init(void)
if (acpi_disabled)
return 0;
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_SLEEP
/* 'sleep' [R/W] */
entry =
create_proc_entry("sleep", S_IFREG | S_IRUGO | S_IWUSR,
diff --git a/drivers/acpi/sleep/sleep.h b/drivers/acpi/sleep/sleep.h
index f3e70397a7d6..ff1f8504f497 100644
--- a/drivers/acpi/sleep/sleep.h
+++ b/drivers/acpi/sleep/sleep.h
@@ -6,3 +6,5 @@ extern void acpi_enable_wakeup_device_prep(u8 sleep_state);
extern void acpi_enable_wakeup_device(u8 sleep_state);
extern void acpi_disable_wakeup_device(u8 sleep_state);
extern void acpi_gpe_sleep_prepare(u32 sleep_state);
+
+extern int acpi_sleep_prepare(u32 acpi_state);
generated by cgit v1.2.3 (git 2.0.4) at 2024-09-20 15:46:26 +0000