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-rw-r--r--drivers/acpi/battery.c14
-rw-r--r--drivers/acpi/ec.c2
-rw-r--r--drivers/acpi/pci_link.c39
-rw-r--r--drivers/acpi/sbs.c31
-rw-r--r--drivers/acpi/sleep.c51
5 files changed, 71 insertions, 66 deletions
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 65132f920459..7aa9f119f8dc 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -92,7 +92,7 @@ struct acpi_battery {
#endif
struct acpi_device *device;
unsigned long update_time;
- int current_now;
+ int rate_now;
int capacity_now;
int voltage_now;
int design_capacity;
@@ -173,7 +173,8 @@ static int acpi_battery_get_property(struct power_supply *psy,
val->intval = battery->voltage_now * 1000;
break;
case POWER_SUPPLY_PROP_CURRENT_NOW:
- val->intval = battery->current_now * 1000;
+ case POWER_SUPPLY_PROP_POWER_NOW:
+ val->intval = battery->rate_now * 1000;
break;
case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN:
@@ -223,7 +224,8 @@ static enum power_supply_property energy_battery_props[] = {
POWER_SUPPLY_PROP_TECHNOLOGY,
POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
- POWER_SUPPLY_PROP_CURRENT_NOW,
+ POWER_SUPPLY_PROP_CURRENT_NOW, /* to be removed in 2.6.29 */
+ POWER_SUPPLY_PROP_POWER_NOW,
POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
POWER_SUPPLY_PROP_ENERGY_FULL,
POWER_SUPPLY_PROP_ENERGY_NOW,
@@ -250,7 +252,7 @@ struct acpi_offsets {
static struct acpi_offsets state_offsets[] = {
{offsetof(struct acpi_battery, state), 0},
- {offsetof(struct acpi_battery, current_now), 0},
+ {offsetof(struct acpi_battery, rate_now), 0},
{offsetof(struct acpi_battery, capacity_now), 0},
{offsetof(struct acpi_battery, voltage_now), 0},
};
@@ -582,11 +584,11 @@ static int acpi_battery_print_state(struct seq_file *seq, int result)
else
seq_printf(seq, "charging state: charged\n");
- if (battery->current_now == ACPI_BATTERY_VALUE_UNKNOWN)
+ if (battery->rate_now == ACPI_BATTERY_VALUE_UNKNOWN)
seq_printf(seq, "present rate: unknown\n");
else
seq_printf(seq, "present rate: %d %s\n",
- battery->current_now, acpi_battery_units(battery));
+ battery->rate_now, acpi_battery_units(battery));
if (battery->capacity_now == ACPI_BATTERY_VALUE_UNKNOWN)
seq_printf(seq, "remaining capacity: unknown\n");
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index a2b82c90a683..5c2f5d343be6 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -982,7 +982,7 @@ int __init acpi_ec_ecdt_probe(void)
saved_ec = kmalloc(sizeof(struct acpi_ec), GFP_KERNEL);
if (!saved_ec)
return -ENOMEM;
- memcpy(&saved_ec, boot_ec, sizeof(saved_ec));
+ memcpy(saved_ec, boot_ec, sizeof(*saved_ec));
/* fall through */
}
/* This workaround is needed only on some broken machines,
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index 1c6e73c7865e..4b084d8dc85b 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -414,7 +414,8 @@ static int acpi_pci_link_set(struct acpi_pci_link *link, int irq)
link->irq.active = irq;
}
- ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Set IRQ %d\n", link->irq.active));
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Link %s set to IRQ %d\n",
+ acpi_device_bid(link->device), link->irq.active));
end:
kfree(resource);
@@ -649,6 +650,9 @@ acpi_pci_link_allocate_irq(acpi_handle handle,
return -1;
}
link->refcnt++;
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "Link %s is referenced %d\n",
+ acpi_device_bid(link->device), link->refcnt));
mutex_unlock(&acpi_link_lock);
if (triggering)
@@ -657,9 +661,6 @@ acpi_pci_link_allocate_irq(acpi_handle handle,
*polarity = link->irq.polarity;
if (name)
*name = acpi_device_bid(link->device);
- ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "Link %s is referenced\n",
- acpi_device_bid(link->device)));
return (link->irq.active);
}
@@ -692,23 +693,15 @@ int acpi_pci_link_free_irq(acpi_handle handle)
printk(KERN_ERR PREFIX "Link isn't initialized\n");
return -1;
}
-#ifdef FUTURE_USE
- /*
- * The Link reference count allows us to _DISable an unused link
- * and suspend time, and set it again on resume.
- * However, 2.6.12 still has irq_router.resume
- * which blindly restores the link state.
- * So we disable the reference count method
- * to prevent duplicate acpi_pci_link_set()
- * which would harm some systems
- */
link->refcnt--;
-#endif
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "Link %s is dereferenced\n",
- acpi_device_bid(link->device)));
+ "Link %s is dereferenced %d\n",
+ acpi_device_bid(link->device), link->refcnt));
if (link->refcnt == 0) {
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "Link %s is disabled\n",
+ acpi_device_bid(link->device)));
acpi_evaluate_object(link->device->handle, "_DIS", NULL, NULL);
}
mutex_unlock(&acpi_link_lock);
@@ -782,13 +775,17 @@ static int acpi_pci_link_add(struct acpi_device *device)
return result;
}
-static int acpi_pci_link_resume(struct acpi_pci_link *link)
+static void acpi_pci_link_resume(struct acpi_pci_link *link)
{
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Link %s resume ref %d act %d ini %d\n",
+ acpi_device_bid(link->device), link->refcnt,
+ link->irq.active, link->irq.initialized));
+
if (link->refcnt && link->irq.active && link->irq.initialized)
- return (acpi_pci_link_set(link, link->irq.active));
- else
- return 0;
+ acpi_pci_link_set(link, link->irq.active);
+
+ return;
}
static int irqrouter_resume(struct sys_device *dev)
diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c
index 6050ce481873..e3b00872cddc 100644
--- a/drivers/acpi/sbs.c
+++ b/drivers/acpi/sbs.c
@@ -102,8 +102,8 @@ struct acpi_battery {
u16 cycle_count;
u16 temp_now;
u16 voltage_now;
- s16 current_now;
- s16 current_avg;
+ s16 rate_now;
+ s16 rate_avg;
u16 capacity_now;
u16 state_of_charge;
u16 state;
@@ -202,9 +202,9 @@ static int acpi_sbs_battery_get_property(struct power_supply *psy,
return -ENODEV;
switch (psp) {
case POWER_SUPPLY_PROP_STATUS:
- if (battery->current_now < 0)
+ if (battery->rate_now < 0)
val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
- else if (battery->current_now > 0)
+ else if (battery->rate_now > 0)
val->intval = POWER_SUPPLY_STATUS_CHARGING;
else
val->intval = POWER_SUPPLY_STATUS_FULL;
@@ -224,11 +224,13 @@ static int acpi_sbs_battery_get_property(struct power_supply *psy,
acpi_battery_vscale(battery) * 1000;
break;
case POWER_SUPPLY_PROP_CURRENT_NOW:
- val->intval = abs(battery->current_now) *
+ case POWER_SUPPLY_PROP_POWER_NOW:
+ val->intval = abs(battery->rate_now) *
acpi_battery_ipscale(battery) * 1000;
break;
case POWER_SUPPLY_PROP_CURRENT_AVG:
- val->intval = abs(battery->current_avg) *
+ case POWER_SUPPLY_PROP_POWER_AVG:
+ val->intval = abs(battery->rate_avg) *
acpi_battery_ipscale(battery) * 1000;
break;
case POWER_SUPPLY_PROP_CAPACITY:
@@ -291,8 +293,10 @@ static enum power_supply_property sbs_energy_battery_props[] = {
POWER_SUPPLY_PROP_TECHNOLOGY,
POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
- POWER_SUPPLY_PROP_CURRENT_NOW,
- POWER_SUPPLY_PROP_CURRENT_AVG,
+ POWER_SUPPLY_PROP_CURRENT_NOW, /* to be removed in 2.6.29 */
+ POWER_SUPPLY_PROP_CURRENT_AVG, /* to be removed in 2.6.29 */
+ POWER_SUPPLY_PROP_POWER_NOW,
+ POWER_SUPPLY_PROP_POWER_AVG,
POWER_SUPPLY_PROP_CAPACITY,
POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
POWER_SUPPLY_PROP_ENERGY_FULL,
@@ -301,6 +305,7 @@ static enum power_supply_property sbs_energy_battery_props[] = {
POWER_SUPPLY_PROP_MODEL_NAME,
POWER_SUPPLY_PROP_MANUFACTURER,
};
+
#endif
/* --------------------------------------------------------------------------
@@ -330,8 +335,8 @@ static struct acpi_battery_reader info_readers[] = {
static struct acpi_battery_reader state_readers[] = {
{0x08, SMBUS_READ_WORD, offsetof(struct acpi_battery, temp_now)},
{0x09, SMBUS_READ_WORD, offsetof(struct acpi_battery, voltage_now)},
- {0x0a, SMBUS_READ_WORD, offsetof(struct acpi_battery, current_now)},
- {0x0b, SMBUS_READ_WORD, offsetof(struct acpi_battery, current_avg)},
+ {0x0a, SMBUS_READ_WORD, offsetof(struct acpi_battery, rate_now)},
+ {0x0b, SMBUS_READ_WORD, offsetof(struct acpi_battery, rate_avg)},
{0x0f, SMBUS_READ_WORD, offsetof(struct acpi_battery, capacity_now)},
{0x0e, SMBUS_READ_WORD, offsetof(struct acpi_battery, state_of_charge)},
{0x16, SMBUS_READ_WORD, offsetof(struct acpi_battery, state)},
@@ -589,9 +594,9 @@ static int acpi_battery_read_state(struct seq_file *seq, void *offset)
seq_printf(seq, "capacity state: %s\n",
(battery->state & 0x0010) ? "critical" : "ok");
seq_printf(seq, "charging state: %s\n",
- (battery->current_now < 0) ? "discharging" :
- ((battery->current_now > 0) ? "charging" : "charged"));
- rate = abs(battery->current_now) * acpi_battery_ipscale(battery);
+ (battery->rate_now < 0) ? "discharging" :
+ ((battery->rate_now > 0) ? "charging" : "charged"));
+ rate = abs(battery->rate_now) * acpi_battery_ipscale(battery);
rate *= (acpi_battery_mode(battery))?(battery->voltage_now *
acpi_battery_vscale(battery)/1000):1;
seq_printf(seq, "present rate: %d%s\n", rate,
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 7e3c609cbef2..af85f5ba1be7 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -90,31 +90,6 @@ void __init acpi_old_suspend_ordering(void)
old_suspend_ordering = true;
}
-/*
- * According to the ACPI specification the BIOS should make sure that ACPI is
- * enabled and SCI_EN bit is set on wake-up from S1 - S3 sleep states. Still,
- * some BIOSes don't do that and therefore we use acpi_enable() to enable ACPI
- * on such systems during resume. Unfortunately that doesn't help in
- * particularly pathological cases in which SCI_EN has to be set directly on
- * resume, although the specification states very clearly that this flag is
- * owned by the hardware. The set_sci_en_on_resume variable will be set in such
- * cases.
- */
-static bool set_sci_en_on_resume;
-/*
- * The ACPI specification wants us to save NVS memory regions during hibernation
- * and to restore them during the subsequent resume. However, it is not certain
- * if this mechanism is going to work on all machines, so we allow the user to
- * disable this mechanism using the 'acpi_sleep=s4_nonvs' kernel command line
- * option.
- */
-static bool s4_no_nvs;
-
-void __init acpi_s4_no_nvs(void)
-{
- s4_no_nvs = true;
-}
-
/**
* acpi_pm_disable_gpes - Disable the GPEs.
*/
@@ -193,6 +168,18 @@ static void acpi_pm_end(void)
#endif /* CONFIG_ACPI_SLEEP */
#ifdef CONFIG_SUSPEND
+/*
+ * According to the ACPI specification the BIOS should make sure that ACPI is
+ * enabled and SCI_EN bit is set on wake-up from S1 - S3 sleep states. Still,
+ * some BIOSes don't do that and therefore we use acpi_enable() to enable ACPI
+ * on such systems during resume. Unfortunately that doesn't help in
+ * particularly pathological cases in which SCI_EN has to be set directly on
+ * resume, although the specification states very clearly that this flag is
+ * owned by the hardware. The set_sci_en_on_resume variable will be set in such
+ * cases.
+ */
+static bool set_sci_en_on_resume;
+
extern void do_suspend_lowlevel(void);
static u32 acpi_suspend_states[] = {
@@ -396,6 +383,20 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
#endif /* CONFIG_SUSPEND */
#ifdef CONFIG_HIBERNATION
+/*
+ * The ACPI specification wants us to save NVS memory regions during hibernation
+ * and to restore them during the subsequent resume. However, it is not certain
+ * if this mechanism is going to work on all machines, so we allow the user to
+ * disable this mechanism using the 'acpi_sleep=s4_nonvs' kernel command line
+ * option.
+ */
+static bool s4_no_nvs;
+
+void __init acpi_s4_no_nvs(void)
+{
+ s4_no_nvs = true;
+}
+
static unsigned long s4_hardware_signature;
static struct acpi_table_facs *facs;
static bool nosigcheck;
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-09 23:57:28 +0000