Who: Avi Kivity <avi@redhat.com>
----------------------------
+
+What: "acpi=ht" boot option
+When: 2.6.35
+Why: Useful in 2003, implementation is a hack.
+ Generally invoked by accident today.
+ Seen as doing more harm than good.
+Who: Len Brown <len.brown@intel.com>
}
/*
- * Limit ACPI to CPU enumeration for HT
- */
-static int __init force_acpi_ht(const struct dmi_system_id *d)
-{
- if (!acpi_force) {
- printk(KERN_NOTICE "%s detected: force use of acpi=ht\n",
- d->ident);
- disable_acpi();
- acpi_ht = 1;
- } else {
- printk(KERN_NOTICE
- "Warning: acpi=force overrules DMI blacklist: acpi=ht\n");
- }
- return 0;
-}
-
-/*
* Force ignoring BIOS IRQ0 pin2 override
*/
static int __init dmi_ignore_irq0_timer_override(const struct dmi_system_id *d)
},
/*
- * Boxes that need acpi=ht
- */
- {
- .callback = force_acpi_ht,
- .ident = "FSC Primergy T850",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
- DMI_MATCH(DMI_PRODUCT_NAME, "PRIMERGY T850"),
- },
- },
- {
- .callback = force_acpi_ht,
- .ident = "HP VISUALIZE NT Workstation",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"),
- DMI_MATCH(DMI_PRODUCT_NAME, "HP VISUALIZE NT Workstation"),
- },
- },
- {
- .callback = force_acpi_ht,
- .ident = "Compaq Workstation W8000",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Workstation W8000"),
- },
- },
- {
- .callback = force_acpi_ht,
- .ident = "ASUS CUR-DLS",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
- DMI_MATCH(DMI_BOARD_NAME, "CUR-DLS"),
- },
- },
- {
- .callback = force_acpi_ht,
- .ident = "ABIT i440BX-W83977",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "ABIT <http://www.abit.com>"),
- DMI_MATCH(DMI_BOARD_NAME, "i440BX-W83977 (BP6)"),
- },
- },
- {
- .callback = force_acpi_ht,
- .ident = "IBM Bladecenter",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),
- DMI_MATCH(DMI_BOARD_NAME, "IBM eServer BladeCenter HS20"),
- },
- },
- {
- .callback = force_acpi_ht,
- .ident = "IBM eServer xSeries 360",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),
- DMI_MATCH(DMI_BOARD_NAME, "eServer xSeries 360"),
- },
- },
- {
- .callback = force_acpi_ht,
- .ident = "IBM eserver xSeries 330",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),
- DMI_MATCH(DMI_BOARD_NAME, "eserver xSeries 330"),
- },
- },
- {
- .callback = force_acpi_ht,
- .ident = "IBM eserver xSeries 440",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),
- DMI_MATCH(DMI_PRODUCT_NAME, "eserver xSeries 440"),
- },
- },
-
- /*
* Boxes that need ACPI PCI IRQ routing disabled
*/
{
}
/* Limit ACPI just to boot-time to enable HT */
else if (strcmp(arg, "ht") == 0) {
- if (!acpi_force)
+ if (!acpi_force) {
+ printk(KERN_WARNING "acpi=ht will be removed in Linux-2.6.35\n");
disable_acpi();
+ }
acpi_ht = 1;
}
/* acpi=rsdt use RSDT instead of XSDT */
return_ACPI_STATUS(AE_AML_MUTEX_NOT_ACQUIRED);
}
- /* Must have a valid thread ID */
-
+ /* Must have a valid thread. */
if (!walk_state->thread) {
ACPI_ERROR((AE_INFO,
"Cannot release Mutex [%4.4s], null thread info",
#define ACPI_BATTERY_DEVICE_NAME "Battery"
#define ACPI_BATTERY_NOTIFY_STATUS 0x80
#define ACPI_BATTERY_NOTIFY_INFO 0x81
+#define ACPI_BATTERY_NOTIFY_THRESHOLD 0x82
#define _COMPONENT ACPI_BATTERY_COMPONENT
MODULE_DEVICE_TABLE(acpi, battery_device_ids);
-/* For buggy DSDTs that report negative 16-bit values for either charging
- * or discharging current and/or report 0 as 65536 due to bad math.
- */
-#define QUIRK_SIGNED16_CURRENT 0x0001
+enum {
+ ACPI_BATTERY_ALARM_PRESENT,
+ ACPI_BATTERY_XINFO_PRESENT,
+ /* For buggy DSDTs that report negative 16-bit values for either
+ * charging or discharging current and/or report 0 as 65536
+ * due to bad math.
+ */
+ ACPI_BATTERY_QUIRK_SIGNED16_CURRENT,
+};
struct acpi_battery {
struct mutex lock;
int design_voltage;
int design_capacity_warning;
int design_capacity_low;
+ int cycle_count;
+ int measurement_accuracy;
+ int max_sampling_time;
+ int min_sampling_time;
+ int max_averaging_interval;
+ int min_averaging_interval;
int capacity_granularity_1;
int capacity_granularity_2;
int alarm;
char oem_info[32];
int state;
int power_unit;
- u8 alarm_present;
- long quirks;
+ unsigned long flags;
};
#define to_acpi_battery(x) container_of(x, struct acpi_battery, bat);
case POWER_SUPPLY_PROP_TECHNOLOGY:
val->intval = acpi_battery_technology(battery);
break;
+ case POWER_SUPPLY_PROP_CYCLE_COUNT:
+ val->intval = battery->cycle_count;
+ break;
case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
val->intval = battery->design_voltage * 1000;
break;
POWER_SUPPLY_PROP_STATUS,
POWER_SUPPLY_PROP_PRESENT,
POWER_SUPPLY_PROP_TECHNOLOGY,
+ POWER_SUPPLY_PROP_CYCLE_COUNT,
POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
POWER_SUPPLY_PROP_CURRENT_NOW,
POWER_SUPPLY_PROP_STATUS,
POWER_SUPPLY_PROP_PRESENT,
POWER_SUPPLY_PROP_TECHNOLOGY,
+ POWER_SUPPLY_PROP_CYCLE_COUNT,
POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
POWER_SUPPLY_PROP_CURRENT_NOW,
{offsetof(struct acpi_battery, oem_info), 1},
};
+static struct acpi_offsets extended_info_offsets[] = {
+ {offsetof(struct acpi_battery, power_unit), 0},
+ {offsetof(struct acpi_battery, design_capacity), 0},
+ {offsetof(struct acpi_battery, full_charge_capacity), 0},
+ {offsetof(struct acpi_battery, technology), 0},
+ {offsetof(struct acpi_battery, design_voltage), 0},
+ {offsetof(struct acpi_battery, design_capacity_warning), 0},
+ {offsetof(struct acpi_battery, design_capacity_low), 0},
+ {offsetof(struct acpi_battery, cycle_count), 0},
+ {offsetof(struct acpi_battery, measurement_accuracy), 0},
+ {offsetof(struct acpi_battery, max_sampling_time), 0},
+ {offsetof(struct acpi_battery, min_sampling_time), 0},
+ {offsetof(struct acpi_battery, max_averaging_interval), 0},
+ {offsetof(struct acpi_battery, min_averaging_interval), 0},
+ {offsetof(struct acpi_battery, capacity_granularity_1), 0},
+ {offsetof(struct acpi_battery, capacity_granularity_2), 0},
+ {offsetof(struct acpi_battery, model_number), 1},
+ {offsetof(struct acpi_battery, serial_number), 1},
+ {offsetof(struct acpi_battery, type), 1},
+ {offsetof(struct acpi_battery, oem_info), 1},
+};
+
static int extract_package(struct acpi_battery *battery,
union acpi_object *package,
struct acpi_offsets *offsets, int num)
{
int result = -EFAULT;
acpi_status status = 0;
+ char *name = test_bit(ACPI_BATTERY_XINFO_PRESENT, &battery->flags)?
+ "_BIX" : "_BIF";
+
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
if (!acpi_battery_present(battery))
return 0;
mutex_lock(&battery->lock);
- status = acpi_evaluate_object(battery->device->handle, "_BIF",
- NULL, &buffer);
+ status = acpi_evaluate_object(battery->device->handle, name,
+ NULL, &buffer);
mutex_unlock(&battery->lock);
if (ACPI_FAILURE(status)) {
- ACPI_EXCEPTION((AE_INFO, status, "Evaluating _BIF"));
+ ACPI_EXCEPTION((AE_INFO, status, "Evaluating %s", name));
return -ENODEV;
}
-
- result = extract_package(battery, buffer.pointer,
- info_offsets, ARRAY_SIZE(info_offsets));
+ if (test_bit(ACPI_BATTERY_XINFO_PRESENT, &battery->flags))
+ result = extract_package(battery, buffer.pointer,
+ extended_info_offsets,
+ ARRAY_SIZE(extended_info_offsets));
+ else
+ result = extract_package(battery, buffer.pointer,
+ info_offsets, ARRAY_SIZE(info_offsets));
kfree(buffer.pointer);
return result;
}
battery->update_time = jiffies;
kfree(buffer.pointer);
- if ((battery->quirks & QUIRK_SIGNED16_CURRENT) &&
+ if (test_bit(ACPI_BATTERY_QUIRK_SIGNED16_CURRENT, &battery->flags) &&
battery->rate_now != -1)
battery->rate_now = abs((s16)battery->rate_now);
union acpi_object arg0 = { .type = ACPI_TYPE_INTEGER };
struct acpi_object_list arg_list = { 1, &arg0 };
- if (!acpi_battery_present(battery)|| !battery->alarm_present)
+ if (!acpi_battery_present(battery) ||
+ !test_bit(ACPI_BATTERY_ALARM_PRESENT, &battery->flags))
return -ENODEV;
arg0.integer.value = battery->alarm;
/* See if alarms are supported, and if so, set default */
status = acpi_get_handle(battery->device->handle, "_BTP", &handle);
if (ACPI_FAILURE(status)) {
- battery->alarm_present = 0;
+ clear_bit(ACPI_BATTERY_ALARM_PRESENT, &battery->flags);
return 0;
}
- battery->alarm_present = 1;
+ set_bit(ACPI_BATTERY_ALARM_PRESENT, &battery->flags);
if (!battery->alarm)
battery->alarm = battery->design_capacity_warning;
return acpi_battery_set_alarm(battery);
static void acpi_battery_quirks(struct acpi_battery *battery)
{
- battery->quirks = 0;
if (dmi_name_in_vendors("Acer") && battery->power_unit) {
- battery->quirks |= QUIRK_SIGNED16_CURRENT;
+ set_bit(ACPI_BATTERY_QUIRK_SIGNED16_CURRENT, &battery->flags);
}
}
seq_printf(seq, "design capacity low: %d %sh\n",
battery->design_capacity_low,
acpi_battery_units(battery));
+ seq_printf(seq, "cycle count: %i\n", battery->cycle_count);
seq_printf(seq, "capacity granularity 1: %d %sh\n",
battery->capacity_granularity_1,
acpi_battery_units(battery));
{
int result = 0;
struct acpi_battery *battery = NULL;
+ acpi_handle handle;
if (!device)
return -EINVAL;
battery = kzalloc(sizeof(struct acpi_battery), GFP_KERNEL);
strcpy(acpi_device_class(device), ACPI_BATTERY_CLASS);
device->driver_data = battery;
mutex_init(&battery->lock);
+ if (ACPI_SUCCESS(acpi_get_handle(battery->device->handle,
+ "_BIX", &handle)))
+ set_bit(ACPI_BATTERY_XINFO_PRESENT, &battery->flags);
acpi_battery_update(battery);
#ifdef CONFIG_ACPI_PROCFS_POWER
result = acpi_battery_add_fs(device);
* Get the device's power state either directly (via _PSC) or
* indirectly (via power resources).
*/
- if (device->power.flags.explicit_get) {
+ if (device->power.flags.power_resources) {
+ result = acpi_power_get_inferred_state(device);
+ if (result)
+ return result;
+ } else if (device->power.flags.explicit_get) {
status = acpi_evaluate_integer(device->handle, "_PSC",
NULL, &psc);
if (ACPI_FAILURE(status))
return -ENODEV;
device->power.state = (int)psc;
- } else if (device->power.flags.power_resources) {
- result = acpi_power_get_inferred_state(device);
- if (result)
- return result;
}
*state = device->power.state;
enum {
EC_FLAGS_QUERY_PENDING, /* Query is pending */
EC_FLAGS_GPE_STORM, /* GPE storm detected */
- EC_FLAGS_HANDLERS_INSTALLED /* Handlers for GPE and
+ EC_FLAGS_HANDLERS_INSTALLED, /* Handlers for GPE and
* OpReg are installed */
+ EC_FLAGS_FROZEN, /* Transactions are suspended */
};
/* If we find an EC via the ECDT, we need to keep a ptr to its context */
if (t->rdata)
memset(t->rdata, 0, t->rlen);
mutex_lock(&ec->lock);
+ if (test_bit(EC_FLAGS_FROZEN, &ec->flags)) {
+ status = -EINVAL;
+ goto unlock;
+ }
if (ec->global_lock) {
status = acpi_acquire_global_lock(ACPI_EC_UDELAY_GLK, &glk);
if (ACPI_FAILURE(status)) {
EXPORT_SYMBOL(ec_transaction);
+void acpi_ec_suspend_transactions(void)
+{
+ struct acpi_ec *ec = first_ec;
+
+ if (!ec)
+ return;
+
+ mutex_lock(&ec->lock);
+ /* Prevent transactions from being carried out */
+ set_bit(EC_FLAGS_FROZEN, &ec->flags);
+ mutex_unlock(&ec->lock);
+}
+
+void acpi_ec_resume_transactions(void)
+{
+ struct acpi_ec *ec = first_ec;
+
+ if (!ec)
+ return;
+
+ mutex_lock(&ec->lock);
+ /* Allow transactions to be carried out again */
+ clear_bit(EC_FLAGS_FROZEN, &ec->flags);
+ mutex_unlock(&ec->lock);
+}
+
static int acpi_ec_query_unlocked(struct acpi_ec *ec, u8 * data)
{
int result;
int acpi_ec_init(void);
int acpi_ec_ecdt_probe(void);
int acpi_boot_ec_enable(void);
+void acpi_ec_suspend_transactions(void);
+void acpi_ec_resume_transactions(void);
/*--------------------------------------------------------------------------
Suspend/Resume
int result = 0;
struct acpi_processor_throttling *pthrottling;
- if (!pr)
- return -EINVAL;
-
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"pblk_address[0x%08x] duty_offset[%d] duty_width[%d]\n",
pr->throttling.address,
case POWER_SUPPLY_PROP_TECHNOLOGY:
val->intval = acpi_battery_technology(battery);
break;
+ case POWER_SUPPLY_PROP_CYCLE_COUNT:
+ val->intval = battery->cycle_count;
+ break;
case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
val->intval = battery->design_voltage *
acpi_battery_vscale(battery) * 1000;
POWER_SUPPLY_PROP_STATUS,
POWER_SUPPLY_PROP_PRESENT,
POWER_SUPPLY_PROP_TECHNOLOGY,
+ POWER_SUPPLY_PROP_CYCLE_COUNT,
POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
POWER_SUPPLY_PROP_CURRENT_NOW,
battery->design_voltage * acpi_battery_vscale(battery));
seq_printf(seq, "design capacity warning: unknown\n");
seq_printf(seq, "design capacity low: unknown\n");
+ seq_printf(seq, "cycle count: %i\n", battery->cycle_count);
seq_printf(seq, "capacity granularity 1: unknown\n");
seq_printf(seq, "capacity granularity 2: unknown\n");
seq_printf(seq, "model number: %s\n", battery->device_name);
hibernate_nvs_restore();
}
-static void acpi_pm_enable_gpes(void)
+static int acpi_pm_pre_restore(void)
{
+ acpi_disable_all_gpes();
+ acpi_os_wait_events_complete(NULL);
+ acpi_ec_suspend_transactions();
+ return 0;
+}
+
+static void acpi_pm_restore_cleanup(void)
+{
+ acpi_ec_resume_transactions();
acpi_enable_all_runtime_gpes();
}
.prepare = acpi_pm_prepare,
.enter = acpi_hibernation_enter,
.leave = acpi_hibernation_leave,
- .pre_restore = acpi_pm_disable_gpes,
- .restore_cleanup = acpi_pm_enable_gpes,
+ .pre_restore = acpi_pm_pre_restore,
+ .restore_cleanup = acpi_pm_restore_cleanup,
};
/**
.prepare = acpi_pm_disable_gpes,
.enter = acpi_hibernation_enter,
.leave = acpi_hibernation_leave,
- .pre_restore = acpi_pm_disable_gpes,
- .restore_cleanup = acpi_pm_enable_gpes,
+ .pre_restore = acpi_pm_pre_restore,
+ .restore_cleanup = acpi_pm_restore_cleanup,
.recover = acpi_pm_finish,
};
#endif /* CONFIG_HIBERNATION */
int valid = 0;
int i;
- /* Critical Shutdown (required) */
+ /* Critical Shutdown */
if (flag & ACPI_TRIPS_CRITICAL) {
status = acpi_evaluate_integer(tz->device->handle,
"_CRT", NULL, &tmp);
* Below zero (Celsius) values clearly aren't right for sure..
* ... so lets discard those as invalid.
*/
- if (ACPI_FAILURE(status) ||
- tz->trips.critical.temperature <= 2732) {
+ if (ACPI_FAILURE(status)) {
+ tz->trips.critical.flags.valid = 0;
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "No critical threshold\n"));
+ } else if (tmp <= 2732) {
+ printk(KERN_WARNING FW_BUG "Invalid critical threshold "
+ "(%llu)\n", tmp);
tz->trips.critical.flags.valid = 0;
- ACPI_EXCEPTION((AE_INFO, status,
- "No or invalid critical threshold"));
- return -ENODEV;
} else {
tz->trips.critical.flags.valid = 1;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "Found critical threshold [%lu]\n",
- tz->trips.critical.temperature));
+ "Found critical threshold [%lu]\n",
+ tz->trips.critical.temperature));
}
if (tz->trips.critical.flags.valid == 1) {
if (crt == -1) {
static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
{
- return acpi_thermal_trips_update(tz, ACPI_TRIPS_INIT);
+ int i, valid, ret = acpi_thermal_trips_update(tz, ACPI_TRIPS_INIT);
+
+ if (ret)
+ return ret;
+
+ valid = tz->trips.critical.flags.valid |
+ tz->trips.hot.flags.valid |
+ tz->trips.passive.flags.valid;
+
+ for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++)
+ valid |= tz->trips.active[i].flags.valid;
+
+ if (!valid) {
+ printk(KERN_WARNING FW_BUG "No valid trip found\n");
+ return -ENODEV;
+ }
+ return 0;
}
static void acpi_thermal_check(void *data)
EXPORT_SYMBOL(acpi_evaluate_integer);
-#if 0
-acpi_status
-acpi_evaluate_string(acpi_handle handle,
- acpi_string pathname,
- acpi_object_list * arguments, acpi_string * data)
-{
- acpi_status status = AE_OK;
- acpi_object *element = NULL;
- acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
-
-
- if (!data)
- return AE_BAD_PARAMETER;
-
- status = acpi_evaluate_object(handle, pathname, arguments, &buffer);
- if (ACPI_FAILURE(status)) {
- acpi_util_eval_error(handle, pathname, status);
- return status;
- }
-
- element = (acpi_object *) buffer.pointer;
-
- if ((element->type != ACPI_TYPE_STRING)
- || (element->type != ACPI_TYPE_BUFFER)
- || !element->string.length) {
- acpi_util_eval_error(handle, pathname, AE_BAD_DATA);
- return AE_BAD_DATA;
- }
-
- *data = kzalloc(element->string.length + 1, GFP_KERNEL);
- if (!data) {
- printk(KERN_ERR PREFIX "Memory allocation\n");
- return -ENOMEM;
- }
-
- memcpy(*data, element->string.pointer, element->string.length);
-
- ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Return value [%s]\n", *data));
-
- kfree(buffer.pointer);
-
- return AE_OK;
-}
-#endif
-
acpi_status
acpi_evaluate_reference(acpi_handle handle,
acpi_string pathname,
int level);
static int acpi_video_device_lcd_get_level_current(
struct acpi_video_device *device,
- unsigned long long *level);
+ unsigned long long *level, int init);
static int acpi_video_get_next_level(struct acpi_video_device *device,
u32 level_current, u32 event);
static int acpi_video_switch_brightness(struct acpi_video_device *device,
struct acpi_video_device *vd =
(struct acpi_video_device *)bl_get_data(bd);
- if (acpi_video_device_lcd_get_level_current(vd, &cur_level))
+ if (acpi_video_device_lcd_get_level_current(vd, &cur_level, 0))
return -EINVAL;
for (i = 2; i < vd->brightness->count; i++) {
if (vd->brightness->levels[i] == cur_level)
unsigned long long level;
int offset;
- if (acpi_video_device_lcd_get_level_current(video, &level))
+ if (acpi_video_device_lcd_get_level_current(video, &level, 0))
return -EINVAL;
for (offset = 2; offset < video->brightness->count; offset++)
if (level == video->brightness->levels[offset]) {
static int
acpi_video_device_lcd_get_level_current(struct acpi_video_device *device,
- unsigned long long *level)
+ unsigned long long *level, int init)
{
acpi_status status = AE_OK;
int i;
device->brightness->curr = *level;
return 0;
}
- /* BQC returned an invalid level. Stop using it. */
- ACPI_WARNING((AE_INFO, "%s returned an invalid level",
- buf));
- device->cap._BQC = device->cap._BCQ = 0;
+ if (!init) {
+ /*
+ * BQC returned an invalid level.
+ * Stop using it.
+ */
+ ACPI_WARNING((AE_INFO,
+ "%s returned an invalid level",
+ buf));
+ device->cap._BQC = device->cap._BCQ = 0;
+ }
} else {
/* Fixme:
* should we return an error or ignore this failure?
if (!device->cap._BQC)
goto set_level;
- result = acpi_video_device_lcd_get_level_current(device, &level_old);
+ result = acpi_video_device_lcd_get_level_current(device, &level_old, 1);
if (result)
goto out_free_levels;
if (result)
goto out_free_levels;
- result = acpi_video_device_lcd_get_level_current(device, &level);
+ result = acpi_video_device_lcd_get_level_current(device, &level, 0);
if (result)
goto out_free_levels;
goto out;
result = acpi_video_device_lcd_get_level_current(device,
- &level_current);
+ &level_current, 0);
if (result)
goto out;
return retval;
}
+static void acpiphp_set_acpi_region(struct acpiphp_slot *slot)
+{
+ struct acpiphp_func *func;
+ union acpi_object params[2];
+ struct acpi_object_list arg_list;
+
+ list_for_each_entry(func, &slot->funcs, sibling) {
+ arg_list.count = 2;
+ arg_list.pointer = params;
+ params[0].type = ACPI_TYPE_INTEGER;
+ params[0].integer.value = ACPI_ADR_SPACE_PCI_CONFIG;
+ params[1].type = ACPI_TYPE_INTEGER;
+ params[1].integer.value = 1;
+ /* _REG is optional, we don't care about if there is failure */
+ acpi_evaluate_object(func->handle, "_REG", &arg_list, NULL);
+ }
+}
+
/**
* enable_device - enable, configure a slot
* @slot: slot to be enabled
pci_bus_assign_resources(bus);
acpiphp_sanitize_bus(bus);
acpiphp_set_hpp_values(bus);
+ acpiphp_set_acpi_region(slot);
pci_enable_bridges(bus);
pci_bus_add_devices(bus);
struct input_dev *key_dev;
struct kfifo fifo;
spinlock_t fifo_lock;
- struct workqueue_struct *wq;
+ struct timer_list release_key_timer;
};
static struct sony_laptop_input_s sony_laptop_input = {
};
/* release buttons after a short delay if pressed */
-static void do_sony_laptop_release_key(struct work_struct *work)
+static void do_sony_laptop_release_key(unsigned long unused)
{
struct sony_laptop_keypress kp;
+ unsigned long flags;
+
+ spin_lock_irqsave(&sony_laptop_input.fifo_lock, flags);
- while (kfifo_out_locked(&sony_laptop_input.fifo, (unsigned char *)&kp,
- sizeof(kp), &sony_laptop_input.fifo_lock)
- == sizeof(kp)) {
- msleep(10);
+ if (kfifo_out(&sony_laptop_input.fifo,
+ (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
input_report_key(kp.dev, kp.key, 0);
input_sync(kp.dev);
}
+
+ /* If there is something in the fifo schedule next release. */
+ if (kfifo_len(&sony_laptop_input.fifo) != 0)
+ mod_timer(&sony_laptop_input.release_key_timer,
+ jiffies + msecs_to_jiffies(10));
+
+ spin_unlock_irqrestore(&sony_laptop_input.fifo_lock, flags);
}
-static DECLARE_WORK(sony_laptop_release_key_work,
- do_sony_laptop_release_key);
/* forward event to the input subsystem */
static void sony_laptop_report_input_event(u8 event)
/* we emit the scancode so we can always remap the key */
input_event(kp.dev, EV_MSC, MSC_SCAN, event);
input_sync(kp.dev);
- kfifo_in_locked(&sony_laptop_input.fifo,
- (unsigned char *)&kp, sizeof(kp),
- &sony_laptop_input.fifo_lock);
- if (!work_pending(&sony_laptop_release_key_work))
- queue_work(sony_laptop_input.wq,
- &sony_laptop_release_key_work);
+ /* schedule key release */
+ kfifo_in_locked(&sony_laptop_input.fifo,
+ (unsigned char *)&kp, sizeof(kp),
+ &sony_laptop_input.fifo_lock);
+ mod_timer(&sony_laptop_input.release_key_timer,
+ jiffies + msecs_to_jiffies(10));
} else
dprintk("unknown input event %.2x\n", event);
}
/* kfifo */
spin_lock_init(&sony_laptop_input.fifo_lock);
- error =
- kfifo_alloc(&sony_laptop_input.fifo, SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
+ error = kfifo_alloc(&sony_laptop_input.fifo,
+ SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
if (error) {
printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
goto err_dec_users;
}
- /* init workqueue */
- sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
- if (!sony_laptop_input.wq) {
- printk(KERN_ERR DRV_PFX
- "Unable to create workqueue.\n");
- error = -ENXIO;
- goto err_free_kfifo;
- }
+ setup_timer(&sony_laptop_input.release_key_timer,
+ do_sony_laptop_release_key, 0);
/* input keys */
key_dev = input_allocate_device();
if (!key_dev) {
error = -ENOMEM;
- goto err_destroy_wq;
+ goto err_free_kfifo;
}
key_dev->name = "Sony Vaio Keys";
key_dev->dev.parent = &acpi_device->dev;
/* Initialize the Input Drivers: special keys */
- set_bit(EV_KEY, key_dev->evbit);
- set_bit(EV_MSC, key_dev->evbit);
- set_bit(MSC_SCAN, key_dev->mscbit);
+ input_set_capability(key_dev, EV_MSC, MSC_SCAN);
+
+ __set_bit(EV_KEY, key_dev->evbit);
key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
key_dev->keycode = &sony_laptop_input_keycode_map;
- for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
- if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
- set_bit(sony_laptop_input_keycode_map[i],
- key_dev->keybit);
- }
- }
+ for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++)
+ __set_bit(sony_laptop_input_keycode_map[i], key_dev->keybit);
+ __clear_bit(KEY_RESERVED, key_dev->keybit);
error = input_register_device(key_dev);
if (error)
jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
key_dev->dev.parent = &acpi_device->dev;
- jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
- jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
- jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
+ input_set_capability(jog_dev, EV_KEY, BTN_MIDDLE);
+ input_set_capability(jog_dev, EV_REL, REL_WHEEL);
error = input_register_device(jog_dev);
if (error)
err_free_keydev:
input_free_device(key_dev);
-err_destroy_wq:
- destroy_workqueue(sony_laptop_input.wq);
-
err_free_kfifo:
kfifo_free(&sony_laptop_input.fifo);
static void sony_laptop_remove_input(void)
{
- /* cleanup only after the last user has gone */
+ struct sony_laptop_keypress kp = { NULL };
+
+ /* Cleanup only after the last user has gone */
if (!atomic_dec_and_test(&sony_laptop_input.users))
return;
- /* flush workqueue first */
- flush_workqueue(sony_laptop_input.wq);
+ del_timer_sync(&sony_laptop_input.release_key_timer);
+
+ /*
+ * Generate key-up events for remaining keys. Note that we don't
+ * need locking since nobody is adding new events to the kfifo.
+ */
+ while (kfifo_out(&sony_laptop_input.fifo,
+ (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
+ input_report_key(kp.dev, kp.key, 0);
+ input_sync(kp.dev);
+ }
/* destroy input devs */
input_unregister_device(sony_laptop_input.key_dev);
sony_laptop_input.jog_dev = NULL;
}
- destroy_workqueue(sony_laptop_input.wq);
kfifo_free(&sony_laptop_input.fifo);
}
struct pnp_resource *pnp_add_mem_resource(struct pnp_dev *dev,
resource_size_t start,
resource_size_t end, int flags);
+struct pnp_resource *pnp_add_bus_resource(struct pnp_dev *dev,
+ resource_size_t start,
+ resource_size_t end);
extern int pnp_debug;
switch (pnp_resource_type(res)) {
case IORESOURCE_IO:
case IORESOURCE_MEM:
- pnp_printf(buffer, " %#llx-%#llx\n",
+ case IORESOURCE_BUS:
+ pnp_printf(buffer, " %#llx-%#llx%s\n",
(unsigned long long) res->start,
- (unsigned long long) res->end);
+ (unsigned long long) res->end,
+ res->flags & IORESOURCE_WINDOW ?
+ " window" : "");
break;
case IORESOURCE_IRQ:
case IORESOURCE_DMA:
}
static void pnpacpi_parse_allocated_ioresource(struct pnp_dev *dev, u64 start,
- u64 len, int io_decode)
+ u64 len, int io_decode,
+ int window)
{
int flags = 0;
u64 end = start + len - 1;
flags |= IORESOURCE_IO_16BIT_ADDR;
if (len == 0 || end >= 0x10003)
flags |= IORESOURCE_DISABLED;
+ if (window)
+ flags |= IORESOURCE_WINDOW;
pnp_add_io_resource(dev, start, end, flags);
}
static void pnpacpi_parse_allocated_memresource(struct pnp_dev *dev,
u64 start, u64 len,
- int write_protect)
+ int write_protect, int window)
{
int flags = 0;
u64 end = start + len - 1;
flags |= IORESOURCE_DISABLED;
if (write_protect == ACPI_READ_WRITE_MEMORY)
flags |= IORESOURCE_MEM_WRITEABLE;
+ if (window)
+ flags |= IORESOURCE_WINDOW;
pnp_add_mem_resource(dev, start, end, flags);
}
+static void pnpacpi_parse_allocated_busresource(struct pnp_dev *dev,
+ u64 start, u64 len)
+{
+ u64 end = start + len - 1;
+
+ pnp_add_bus_resource(dev, start, end);
+}
+
static void pnpacpi_parse_allocated_address_space(struct pnp_dev *dev,
struct acpi_resource *res)
{
struct acpi_resource_address64 addr, *p = &addr;
acpi_status status;
+ int window;
status = acpi_resource_to_address64(res, p);
if (!ACPI_SUCCESS(status)) {
return;
}
- if (p->producer_consumer == ACPI_PRODUCER)
- return;
+ window = (p->producer_consumer == ACPI_PRODUCER) ? 1 : 0;
if (p->resource_type == ACPI_MEMORY_RANGE)
pnpacpi_parse_allocated_memresource(dev,
p->minimum, p->address_length,
- p->info.mem.write_protect);
+ p->info.mem.write_protect, window);
else if (p->resource_type == ACPI_IO_RANGE)
pnpacpi_parse_allocated_ioresource(dev,
p->minimum, p->address_length,
p->granularity == 0xfff ? ACPI_DECODE_10 :
- ACPI_DECODE_16);
+ ACPI_DECODE_16, window);
+ else if (p->resource_type == ACPI_BUS_NUMBER_RANGE)
+ pnpacpi_parse_allocated_busresource(dev, p->minimum,
+ p->address_length);
}
static void pnpacpi_parse_allocated_ext_address_space(struct pnp_dev *dev,
struct acpi_resource *res)
{
struct acpi_resource_extended_address64 *p = &res->data.ext_address64;
+ int window;
- if (p->producer_consumer == ACPI_PRODUCER)
- return;
+ window = (p->producer_consumer == ACPI_PRODUCER) ? 1 : 0;
if (p->resource_type == ACPI_MEMORY_RANGE)
pnpacpi_parse_allocated_memresource(dev,
p->minimum, p->address_length,
- p->info.mem.write_protect);
+ p->info.mem.write_protect, window);
else if (p->resource_type == ACPI_IO_RANGE)
pnpacpi_parse_allocated_ioresource(dev,
p->minimum, p->address_length,
p->granularity == 0xfff ? ACPI_DECODE_10 :
- ACPI_DECODE_16);
+ ACPI_DECODE_16, window);
+ else if (p->resource_type == ACPI_BUS_NUMBER_RANGE)
+ pnpacpi_parse_allocated_busresource(dev, p->minimum,
+ p->address_length);
}
static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
pnpacpi_parse_allocated_ioresource(dev,
io->minimum,
io->address_length,
- io->io_decode);
+ io->io_decode, 0);
break;
case ACPI_RESOURCE_TYPE_START_DEPENDENT:
pnpacpi_parse_allocated_ioresource(dev,
fixed_io->address,
fixed_io->address_length,
- ACPI_DECODE_10);
+ ACPI_DECODE_10, 0);
break;
case ACPI_RESOURCE_TYPE_VENDOR:
pnpacpi_parse_allocated_memresource(dev,
memory24->minimum,
memory24->address_length,
- memory24->write_protect);
+ memory24->write_protect, 0);
break;
case ACPI_RESOURCE_TYPE_MEMORY32:
memory32 = &res->data.memory32;
pnpacpi_parse_allocated_memresource(dev,
memory32->minimum,
memory32->address_length,
- memory32->write_protect);
+ memory32->write_protect, 0);
break;
case ACPI_RESOURCE_TYPE_FIXED_MEMORY32:
fixed_memory32 = &res->data.fixed_memory32;
pnpacpi_parse_allocated_memresource(dev,
fixed_memory32->address,
fixed_memory32->address_length,
- fixed_memory32->write_protect);
+ fixed_memory32->write_protect, 0);
break;
case ACPI_RESOURCE_TYPE_ADDRESS16:
case ACPI_RESOURCE_TYPE_ADDRESS32:
unsigned long pnp_resource_type(struct resource *res)
{
return res->flags & (IORESOURCE_IO | IORESOURCE_MEM |
- IORESOURCE_IRQ | IORESOURCE_DMA);
+ IORESOURCE_IRQ | IORESOURCE_DMA |
+ IORESOURCE_BUS);
}
struct resource *pnp_get_resource(struct pnp_dev *dev,
return pnp_res;
}
+struct pnp_resource *pnp_add_bus_resource(struct pnp_dev *dev,
+ resource_size_t start,
+ resource_size_t end)
+{
+ struct pnp_resource *pnp_res;
+ struct resource *res;
+
+ pnp_res = pnp_new_resource(dev);
+ if (!pnp_res) {
+ dev_err(&dev->dev, "can't add resource for BUS %#llx-%#llx\n",
+ (unsigned long long) start,
+ (unsigned long long) end);
+ return NULL;
+ }
+
+ res = &pnp_res->res;
+ res->flags = IORESOURCE_BUS;
+ res->start = start;
+ res->end = end;
+
+ pnp_dbg(&dev->dev, " add %pr\n", res);
+ return pnp_res;
+}
+
/*
* Determine whether the specified resource is a possible configuration
* for this device.
return "irq";
case IORESOURCE_DMA:
return "dma";
+ case IORESOURCE_BUS:
+ return "bus";
}
- return NULL;
+ return "unknown";
}
void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc)
POWER_SUPPLY_ATTR(present),
POWER_SUPPLY_ATTR(online),
POWER_SUPPLY_ATTR(technology),
+ POWER_SUPPLY_ATTR(cycle_count),
POWER_SUPPLY_ATTR(voltage_max),
POWER_SUPPLY_ATTR(voltage_min),
POWER_SUPPLY_ATTR(voltage_max_design),
*/
#define IORESOURCE_BITS 0x000000ff /* Bus-specific bits */
-#define IORESOURCE_TYPE_BITS 0x00000f00 /* Resource type */
+#define IORESOURCE_TYPE_BITS 0x00001f00 /* Resource type */
#define IORESOURCE_IO 0x00000100
#define IORESOURCE_MEM 0x00000200
#define IORESOURCE_IRQ 0x00000400
#define IORESOURCE_DMA 0x00000800
+#define IORESOURCE_BUS 0x00001000
-#define IORESOURCE_PREFETCH 0x00001000 /* No side effects */
-#define IORESOURCE_READONLY 0x00002000
-#define IORESOURCE_CACHEABLE 0x00004000
-#define IORESOURCE_RANGELENGTH 0x00008000
-#define IORESOURCE_SHADOWABLE 0x00010000
+#define IORESOURCE_PREFETCH 0x00002000 /* No side effects */
+#define IORESOURCE_READONLY 0x00004000
+#define IORESOURCE_CACHEABLE 0x00008000
+#define IORESOURCE_RANGELENGTH 0x00010000
+#define IORESOURCE_SHADOWABLE 0x00020000
-#define IORESOURCE_SIZEALIGN 0x00020000 /* size indicates alignment */
-#define IORESOURCE_STARTALIGN 0x00040000 /* start field is alignment */
+#define IORESOURCE_SIZEALIGN 0x00040000 /* size indicates alignment */
+#define IORESOURCE_STARTALIGN 0x00080000 /* start field is alignment */
#define IORESOURCE_MEM_64 0x00100000
+#define IORESOURCE_WINDOW 0x00200000 /* forwarded by bridge */
#define IORESOURCE_EXCLUSIVE 0x08000000 /* Userland may not map this resource */
#define IORESOURCE_DISABLED 0x10000000
POWER_SUPPLY_PROP_PRESENT,
POWER_SUPPLY_PROP_ONLINE,
POWER_SUPPLY_PROP_TECHNOLOGY,
+ POWER_SUPPLY_PROP_CYCLE_COUNT,
POWER_SUPPLY_PROP_VOLTAGE_MAX,
POWER_SUPPLY_PROP_VOLTAGE_MIN,
POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN,
.precision = -1,
.flags = SPECIAL | SMALL | ZEROPAD,
};
+ static const struct printf_spec bus_spec = {
+ .base = 16,
+ .field_width = 2,
+ .precision = -1,
+ .flags = SMALL | ZEROPAD,
+ };
static const struct printf_spec dec_spec = {
.base = 10,
.precision = -1,
* 64-bit res (sizeof==8): 20 chars in dec, 18 in hex ("0x" + 16) */
#define RSRC_BUF_SIZE ((2 * sizeof(resource_size_t)) + 4)
#define FLAG_BUF_SIZE (2 * sizeof(res->flags))
-#define DECODED_BUF_SIZE sizeof("[mem - 64bit pref disabled]")
+#define DECODED_BUF_SIZE sizeof("[mem - 64bit pref window disabled]")
#define RAW_BUF_SIZE sizeof("[mem - flags 0x]")
char sym[max(2*RSRC_BUF_SIZE + DECODED_BUF_SIZE,
2*RSRC_BUF_SIZE + FLAG_BUF_SIZE + RAW_BUF_SIZE)];
} else if (res->flags & IORESOURCE_DMA) {
p = string(p, pend, "dma ", str_spec);
specp = &dec_spec;
+ } else if (res->flags & IORESOURCE_BUS) {
+ p = string(p, pend, "bus ", str_spec);
+ specp = &bus_spec;
} else {
p = string(p, pend, "??? ", str_spec);
specp = &mem_spec;
p = string(p, pend, " 64bit", str_spec);
if (res->flags & IORESOURCE_PREFETCH)
p = string(p, pend, " pref", str_spec);
+ if (res->flags & IORESOURCE_WINDOW)
+ p = string(p, pend, " window", str_spec);
if (res->flags & IORESOURCE_DISABLED)
p = string(p, pend, " disabled", str_spec);
} else {
git://ftp.safe.ca / safe / jmp / linux-2.6 / commitdiff