diff options
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/Kconfig | 11 | ||||
| -rw-r--r-- | drivers/acpi/ac.c | 14 | ||||
| -rw-r--r-- | drivers/acpi/battery.c | 21 | ||||
| -rw-r--r-- | drivers/acpi/fan.c | 139 | ||||
| -rw-r--r-- | drivers/acpi/pci_irq.c | 1 | ||||
| -rw-r--r-- | drivers/acpi/pci_link.c | 1 | ||||
| -rw-r--r-- | drivers/acpi/pci_root.c | 1 | ||||
| -rw-r--r-- | drivers/acpi/processor_driver.c | 20 | ||||
| -rw-r--r-- | drivers/acpi/processor_throttling.c | 4 | ||||
| -rw-r--r-- | drivers/acpi/sbs.c | 25 | ||||
| -rw-r--r-- | drivers/acpi/thermal.c | 436 | ||||
| -rw-r--r-- | drivers/acpi/video.c | 771 |
12 files changed, 29 insertions, 1415 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 88681aca88c..0f9de2b44c0 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -66,7 +66,6 @@ config ACPI_PROCFS config ACPI_PROCFS_POWER bool "Deprecated power /proc/acpi directories" depends on PROC_FS - default y help For backwards compatibility, this option allows deprecated power /proc/acpi/ directories to exist, even when @@ -90,13 +89,6 @@ config ACPI_POWER_METER To compile this driver as a module, choose M here: the module will be called power-meter. -config ACPI_SYSFS_POWER - bool "Future power /sys interface" - select POWER_SUPPLY - default y - help - Say N to disable power /sys interface - config ACPI_EC_DEBUGFS tristate "EC read/write access through /sys/kernel/debug/ec" default n @@ -136,6 +128,7 @@ config ACPI_PROC_EVENT config ACPI_AC tristate "AC Adapter" depends on X86 + select POWER_SUPPLY default y help This driver supports the AC Adapter object, which indicates @@ -148,6 +141,7 @@ config ACPI_AC config ACPI_BATTERY tristate "Battery" depends on X86 + select POWER_SUPPLY default y help This driver adds support for battery information through @@ -364,6 +358,7 @@ config ACPI_HOTPLUG_MEMORY config ACPI_SBS tristate "Smart Battery System" depends on X86 + select POWER_SUPPLY help This driver supports the Smart Battery System, another type of access to battery information, found on some laptops. diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c index 56205a0b85d..ba9afeaa23a 100644 --- a/drivers/acpi/ac.c +++ b/drivers/acpi/ac.c @@ -32,9 +32,7 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> #endif -#ifdef CONFIG_ACPI_SYSFS_POWER #include <linux/power_supply.h> -#endif #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> @@ -86,9 +84,7 @@ static struct acpi_driver acpi_ac_driver = { }; struct acpi_ac { -#ifdef CONFIG_ACPI_SYSFS_POWER struct power_supply charger; -#endif struct acpi_device * device; unsigned long long state; }; @@ -104,7 +100,6 @@ static const struct file_operations acpi_ac_fops = { .release = single_release, }; #endif -#ifdef CONFIG_ACPI_SYSFS_POWER static int get_ac_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val) @@ -123,7 +118,6 @@ static int get_ac_property(struct power_supply *psy, static enum power_supply_property ac_props[] = { POWER_SUPPLY_PROP_ONLINE, }; -#endif /* -------------------------------------------------------------------------- AC Adapter Management -------------------------------------------------------------------------- */ @@ -247,9 +241,7 @@ static void acpi_ac_notify(struct acpi_device *device, u32 event) dev_name(&device->dev), event, (u32) ac->state); acpi_notifier_call_chain(device, event, (u32) ac->state); -#ifdef CONFIG_ACPI_SYSFS_POWER kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE); -#endif } return; @@ -282,14 +274,12 @@ static int acpi_ac_add(struct acpi_device *device) #endif if (result) goto end; -#ifdef CONFIG_ACPI_SYSFS_POWER ac->charger.name = acpi_device_bid(device); ac->charger.type = POWER_SUPPLY_TYPE_MAINS; ac->charger.properties = ac_props; ac->charger.num_properties = ARRAY_SIZE(ac_props); ac->charger.get_property = get_ac_property; power_supply_register(&ac->device->dev, &ac->charger); -#endif printk(KERN_INFO PREFIX "%s [%s] (%s)\n", acpi_device_name(device), acpi_device_bid(device), @@ -316,10 +306,8 @@ static int acpi_ac_resume(struct acpi_device *device) old_state = ac->state; if (acpi_ac_get_state(ac)) return 0; -#ifdef CONFIG_ACPI_SYSFS_POWER if (old_state != ac->state) kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE); -#endif return 0; } @@ -333,10 +321,8 @@ static int acpi_ac_remove(struct acpi_device *device, int type) ac = acpi_driver_data(device); -#ifdef CONFIG_ACPI_SYSFS_POWER if (ac->charger.dev) power_supply_unregister(&ac->charger); -#endif #ifdef CONFIG_ACPI_PROCFS_POWER acpi_ac_remove_fs(device); #endif diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 98417201e9c..7b8787b490f 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -42,10 +42,7 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - -#ifdef CONFIG_ACPI_SYSFS_POWER #include <linux/power_supply.h> -#endif #define PREFIX "ACPI: " @@ -102,9 +99,7 @@ enum { struct acpi_battery { struct mutex lock; -#ifdef CONFIG_ACPI_SYSFS_POWER struct power_supply bat; -#endif struct acpi_device *device; unsigned long update_time; int rate_now; @@ -141,7 +136,6 @@ inline int acpi_battery_present(struct acpi_battery *battery) return battery->device->status.battery_present; } -#ifdef CONFIG_ACPI_SYSFS_POWER static int acpi_battery_technology(struct acpi_battery *battery) { if (!strcasecmp("NiCd", battery->type)) @@ -281,7 +275,6 @@ static enum power_supply_property energy_battery_props[] = { POWER_SUPPLY_PROP_MANUFACTURER, POWER_SUPPLY_PROP_SERIAL_NUMBER, }; -#endif #ifdef CONFIG_ACPI_PROCFS_POWER inline char *acpi_battery_units(struct acpi_battery *battery) @@ -492,7 +485,6 @@ static int acpi_battery_init_alarm(struct acpi_battery *battery) return acpi_battery_set_alarm(battery); } -#ifdef CONFIG_ACPI_SYSFS_POWER static ssize_t acpi_battery_alarm_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -552,7 +544,6 @@ static void sysfs_remove_battery(struct acpi_battery *battery) power_supply_unregister(&battery->bat); battery->bat.dev = NULL; } -#endif static void acpi_battery_quirks(struct acpi_battery *battery) { @@ -568,9 +559,7 @@ static int acpi_battery_update(struct acpi_battery *battery) if (result) return result; if (!acpi_battery_present(battery)) { -#ifdef CONFIG_ACPI_SYSFS_POWER sysfs_remove_battery(battery); -#endif battery->update_time = 0; return 0; } @@ -582,10 +571,8 @@ static int acpi_battery_update(struct acpi_battery *battery) acpi_battery_quirks(battery); acpi_battery_init_alarm(battery); } -#ifdef CONFIG_ACPI_SYSFS_POWER if (!battery->bat.dev) sysfs_add_battery(battery); -#endif return acpi_battery_get_state(battery); } @@ -867,26 +854,20 @@ static void acpi_battery_remove_fs(struct acpi_device *device) static void acpi_battery_notify(struct acpi_device *device, u32 event) { struct acpi_battery *battery = acpi_driver_data(device); -#ifdef CONFIG_ACPI_SYSFS_POWER struct device *old; -#endif if (!battery) return; -#ifdef CONFIG_ACPI_SYSFS_POWER old = battery->bat.dev; -#endif acpi_battery_update(battery); acpi_bus_generate_proc_event(device, event, acpi_battery_present(battery)); acpi_bus_generate_netlink_event(device->pnp.device_class, dev_name(&device->dev), event, acpi_battery_present(battery)); -#ifdef CONFIG_ACPI_SYSFS_POWER /* acpi_battery_update could remove power_supply object */ if (old && battery->bat.dev) power_supply_changed(&battery->bat); -#endif } static int acpi_battery_add(struct acpi_device *device) @@ -934,9 +915,7 @@ static int acpi_battery_remove(struct acpi_device *device, int type) #ifdef CONFIG_ACPI_PROCFS_POWER acpi_battery_remove_fs(device); #endif -#ifdef CONFIG_ACPI_SYSFS_POWER sysfs_remove_battery(battery); -#endif mutex_destroy(&battery->lock); kfree(battery); return 0; diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c index d94d2953c97..60049080c86 100644 --- a/drivers/acpi/fan.c +++ b/drivers/acpi/fan.c @@ -27,8 +27,6 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/types.h> -#include <linux/proc_fs.h> -#include <linux/seq_file.h> #include <asm/uaccess.h> #include <linux/thermal.h> #include <acpi/acpi_bus.h> @@ -119,122 +117,6 @@ static struct thermal_cooling_device_ops fan_cooling_ops = { }; /* -------------------------------------------------------------------------- - FS Interface (/proc) - -------------------------------------------------------------------------- */ -#ifdef CONFIG_ACPI_PROCFS - -static struct proc_dir_entry *acpi_fan_dir; - -static int acpi_fan_read_state(struct seq_file *seq, void *offset) -{ - struct acpi_device *device = seq->private; - int state = 0; - - - if (device) { - if (acpi_bus_get_power(device->handle, &state)) - seq_printf(seq, "status: ERROR\n"); - else - seq_printf(seq, "status: %s\n", - !state ? "on" : "off"); - } - return 0; -} - -static int acpi_fan_state_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_fan_read_state, PDE(inode)->data); -} - -static ssize_t -acpi_fan_write_state(struct file *file, const char __user * buffer, - size_t count, loff_t * ppos) -{ - int result = 0; - struct seq_file *m = file->private_data; - struct acpi_device *device = m->private; - char state_string[3] = { '\0' }; - - if (count > sizeof(state_string) - 1) - return -EINVAL; - - if (copy_from_user(state_string, buffer, count)) - return -EFAULT; - - state_string[count] = '\0'; - if ((state_string[0] < '0') || (state_string[0] > '3')) - return -EINVAL; - if (state_string[1] == '\n') - state_string[1] = '\0'; - if (state_string[1] != '\0') - return -EINVAL; - - result = acpi_bus_set_power(device->handle, - simple_strtoul(state_string, NULL, 0)); - if (result) - return result; - - return count; -} - -static const struct file_operations acpi_fan_state_ops = { - .open = acpi_fan_state_open_fs, - .read = seq_read, - .write = acpi_fan_write_state, - .llseek = seq_lseek, - .release = single_release, - .owner = THIS_MODULE, -}; - -static int acpi_fan_add_fs(struct acpi_device *device) -{ - struct proc_dir_entry *entry = NULL; - - - if (!device) - return -EINVAL; - - if (!acpi_device_dir(device)) { - acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - acpi_fan_dir); - if (!acpi_device_dir(device)) - return -ENODEV; - } - - /* 'status' [R/W] */ - entry = proc_create_data(ACPI_FAN_FILE_STATE, - S_IFREG | S_IRUGO | S_IWUSR, - acpi_device_dir(device), - &acpi_fan_state_ops, - device); - if (!entry) - return -ENODEV; - return 0; -} - -static int acpi_fan_remove_fs(struct acpi_device *device) -{ - - if (acpi_device_dir(device)) { - remove_proc_entry(ACPI_FAN_FILE_STATE, acpi_device_dir(device)); - remove_proc_entry(acpi_device_bid(device), acpi_fan_dir); - acpi_device_dir(device) = NULL; - } - - return 0; -} -#else -static int acpi_fan_add_fs(struct acpi_device *device) -{ - return 0; -} - -static int acpi_fan_remove_fs(struct acpi_device *device) -{ - return 0; -} -#endif -/* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ @@ -284,10 +166,6 @@ static int acpi_fan_add(struct acpi_device *device) dev_err(&device->dev, "Failed to create sysfs link " "'device'\n"); - result = acpi_fan_add_fs(device); - if (result) - goto end; - printk(KERN_INFO PREFIX "%s [%s] (%s)\n", acpi_device_name(device), acpi_device_bid(device), !device->power.state ? "on" : "off"); @@ -303,7 +181,6 @@ static int acpi_fan_remove(struct acpi_device *device, int type) if (!device || !cdev) return -EINVAL; - acpi_fan_remove_fs(device); sysfs_remove_link(&device->dev.kobj, "thermal_cooling"); sysfs_remove_link(&cdev->device.kobj, "device"); thermal_cooling_device_unregister(cdev); @@ -347,19 +224,9 @@ static int __init acpi_fan_init(void) { int result = 0; -#ifdef CONFIG_ACPI_PROCFS - acpi_fan_dir = proc_mkdir(ACPI_FAN_CLASS, acpi_root_dir); - if (!acpi_fan_dir) - return -ENODEV; -#endif - result = acpi_bus_register_driver(&acpi_fan_driver); - if (result < 0) { -#ifdef CONFIG_ACPI_PROCFS - remove_proc_entry(ACPI_FAN_CLASS, acpi_root_dir); -#endif + if (result < 0) return -ENODEV; - } return 0; } @@ -369,10 +236,6 @@ static void __exit acpi_fan_exit(void) acpi_bus_unregister_driver(&acpi_fan_driver); -#ifdef CONFIG_ACPI_PROCFS - remove_proc_entry(ACPI_FAN_CLASS, acpi_root_dir); -#endif - return; } diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c index e4804fb05e2..f907cfbfa13 100644 --- a/drivers/acpi/pci_irq.c +++ b/drivers/acpi/pci_irq.c @@ -32,7 +32,6 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/types.h> -#include <linux/proc_fs.h> #include <linux/spinlock.h> #include <linux/pm.h> #include <linux/pci.h> diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c index 8d47a5846ae..9ff80a7e9f6 100644 --- a/drivers/acpi/pci_link.c +++ b/drivers/acpi/pci_link.c @@ -34,7 +34,6 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/types.h> -#include <linux/proc_fs.h> #include <linux/spinlock.h> #include <linux/pm.h> #include <linux/pci.h> diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index 3ba8d1f44a7..96668ad0962 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -27,7 +27,6 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/types.h> -#include <linux/proc_fs.h> #include <linux/spinlock.h> #include <linux/pm.h> #include <linux/pm_runtime.h> diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c index 347eb21b235..356c320bdd0 100644 --- a/drivers/acpi/processor_driver.c +++ b/drivers/acpi/processor_driver.c @@ -40,8 +40,10 @@ #include <linux/pm.h> #include <linux/cpufreq.h> #include <linux/cpu.h> +#ifdef CONFIG_ACPI_PROCFS #include <linux/proc_fs.h> #include <linux/seq_file.h> +#endif #include <linux/dmi.h> #include <linux/moduleparam.h> #include <linux/cpuidle.h> @@ -244,6 +246,7 @@ static int acpi_processor_errata(struct acpi_processor *pr) return result; } +#ifdef CONFIG_ACPI_PROCFS static struct proc_dir_entry *acpi_processor_dir = NULL; static int __cpuinit acpi_processor_add_fs(struct acpi_device *device) @@ -280,7 +283,16 @@ static int acpi_processor_remove_fs(struct acpi_device *device) return 0; } - +#else +static inline int acpi_processor_add_fs(struct acpi_device *device) +{ + return 0; +} +static inline int acpi_processor_remove_fs(struct acpi_device *device) +{ + return 0; +} +#endif /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ @@ -842,9 +854,11 @@ static int __init acpi_processor_init(void) memset(&errata, 0, sizeof(errata)); +#ifdef CONFIG_ACPI_PROCFS acpi_processor_dir = proc_mkdir(ACPI_PROCESSOR_CLASS, acpi_root_dir); if (!acpi_processor_dir) return -ENOMEM; +#endif if (!cpuidle_register_driver(&acpi_idle_driver)) { printk(KERN_DEBUG "ACPI: %s registered with cpuidle\n", @@ -871,7 +885,9 @@ static int __init acpi_processor_init(void) out_cpuidle: cpuidle_unregister_driver(&acpi_idle_driver); +#ifdef CONFIG_ACPI_PROCFS remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir); +#endif return result; } @@ -891,7 +907,9 @@ static void __exit acpi_processor_exit(void) cpuidle_unregister_driver(&acpi_idle_driver); +#ifdef CONFIG_ACPI_PROCFS remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir); +#endif return; } diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index 730863855ed..ff3632717c5 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -32,8 +32,10 @@ #include <linux/init.h> #include <linux/sched.h> #include <linux/cpufreq.h> +#ifdef CONFIG_ACPI_PROCFS #include <linux/proc_fs.h> #include <linux/seq_file.h> +#endif #include <asm/io.h> #include <asm/uaccess.h> @@ -1214,6 +1216,7 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr) return result; } +#ifdef CONFIG_ACPI_PROCFS /* proc interface */ static int acpi_processor_throttling_seq_show(struct seq_file *seq, void *offset) @@ -1322,3 +1325,4 @@ const struct file_operations acpi_processor_throttling_fops = { .llseek = seq_lseek, .release = single_release, }; +#endif diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c index 4ff76e8174e..e5dbedb16bb 100644 --- a/drivers/acpi/sbs.c +++ b/drivers/acpi/sbs.c @@ -40,10 +40,7 @@ #include <linux/timer.h> #include <linux/jiffies.h> #include <linux/delay.h> - -#ifdef CONFIG_ACPI_SYSFS_POWER #include <linux/power_supply.h> -#endif #include "sbshc.h" @@ -85,9 +82,7 @@ static const struct acpi_device_id sbs_device_ids[] = { MODULE_DEVICE_TABLE(acpi, sbs_device_ids); struct acpi_battery { -#ifdef CONFIG_ACPI_SYSFS_POWER struct power_supply bat; -#endif struct acpi_sbs *sbs; #ifdef CONFIG_ACPI_PROCFS_POWER struct proc_dir_entry *proc_entry; @@ -120,9 +115,7 @@ struct acpi_battery { #define to_acpi_battery(x) container_of(x, struct acpi_battery, bat); struct acpi_sbs { -#ifdef CONFIG_ACPI_SYSFS_POWER struct power_supply charger; -#endif struct acpi_device *device; struct acpi_smb_hc *hc; struct mutex lock; @@ -166,7 +159,6 @@ static inline int acpi_battery_scale(struct acpi_battery *battery) acpi_battery_ipscale(battery); } -#ifdef CONFIG_ACPI_SYSFS_POWER static int sbs_get_ac_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val) @@ -313,7 +305,6 @@ static enum power_supply_property sbs_energy_battery_props[] = { POWER_SUPPLY_PROP_MANUFACTURER, }; -#endif /* -------------------------------------------------------------------------- Smart Battery System Management @@ -449,7 +440,6 @@ static int acpi_ac_get_present(struct acpi_sbs *sbs) return result; } -#ifdef CONFIG_ACPI_SYSFS_POWER static ssize_t acpi_battery_alarm_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -479,7 +469,6 @@ static struct device_attribute alarm_attr = { .show = acpi_battery_alarm_show, .store = acpi_battery_alarm_store, }; -#endif /* -------------------------------------------------------------------------- FS Interface (/proc/acpi) @@ -798,7 +787,6 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id) &acpi_battery_state_fops, &acpi_battery_alarm_fops, battery); #endif -#ifdef CONFIG_ACPI_SYSFS_POWER battery->bat.name = battery->name; battery->bat.type = POWER_SUPPLY_TYPE_BATTERY; if (!acpi_battery_mode(battery)) { @@ -819,7 +807,6 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id) goto end; battery->have_sysfs_alarm = 1; end: -#endif printk(KERN_INFO PREFIX "%s [%s]: Battery Slot [%s] (battery %s)\n", ACPI_SBS_DEVICE_NAME, acpi_device_bid(sbs->device), battery->name, battery->present ? "present" : "absent"); @@ -828,17 +815,13 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id) static void acpi_battery_remove(struct acpi_sbs *sbs, int id) { -#if defined(CONFIG_ACPI_SYSFS_POWER) || defined(CONFIG_ACPI_PROCFS_POWER) struct acpi_battery *battery = &sbs->battery[id]; -#endif -#ifdef CONFIG_ACPI_SYSFS_POWER if (battery->bat.dev) { if (battery->have_sysfs_alarm) device_remove_file(battery->bat.dev, &alarm_attr); power_supply_unregister(&battery->bat); } -#endif #ifdef CONFIG_ACPI_PROCFS_POWER if (battery->proc_entry) acpi_sbs_remove_fs(&battery->proc_entry, acpi_battery_dir); @@ -859,14 +842,12 @@ static int acpi_charger_add(struct acpi_sbs *sbs) if (result) goto end; #endif -#ifdef CONFIG_ACPI_SYSFS_POWER sbs->charger.name = "sbs-charger"; sbs->charger.type = POWER_SUPPLY_TYPE_MAINS; sbs->charger.properties = sbs_ac_props; sbs->charger.num_properties = ARRAY_SIZE(sbs_ac_props); sbs->charger.get_property = sbs_get_ac_property; power_supply_register(&sbs->device->dev, &sbs->charger); -#endif printk(KERN_INFO PREFIX "%s [%s]: AC Adapter [%s] (%s)\n", ACPI_SBS_DEVICE_NAME, acpi_device_bid(sbs->device), ACPI_AC_DIR_NAME, sbs->charger_present ? "on-line" : "off-line"); @@ -876,10 +857,8 @@ static int acpi_charger_add(struct acpi_sbs *sbs) static void acpi_charger_remove(struct acpi_sbs *sbs) { -#ifdef CONFIG_ACPI_SYSFS_POWER if (sbs->charger.dev) power_supply_unregister(&sbs->charger); -#endif #ifdef CONFIG_ACPI_PROCFS_POWER if (sbs->charger_entry) acpi_sbs_remove_fs(&sbs->charger_entry, acpi_ac_dir); @@ -900,9 +879,7 @@ static void acpi_sbs_callback(void *context) ACPI_SBS_NOTIFY_STATUS, sbs->charger_present); #endif -#ifdef CONFIG_ACPI_SYSFS_POWER kobject_uevent(&sbs->charger.dev->kobj, KOBJ_CHANGE); -#endif } if (sbs->manager_present) { for (id = 0; id < MAX_SBS_BAT; ++id) { @@ -919,9 +896,7 @@ static void acpi_sbs_callback(void *context) ACPI_SBS_NOTIFY_STATUS, bat->present); #endif -#ifdef CONFIG_ACPI_SYSFS_POWER kobject_uevent(&bat->bat.dev->kobj, KOBJ_CHANGE); -#endif } } } diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index 2f8f17131d9..5a27b0a3131 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -37,12 +37,6 @@ #include <linux/init.h> #include <linux/slab.h> #include <linux/types.h> - -#ifdef CONFIG_ACPI_PROCFS -#include <linux/proc_fs.h> -#include <linux/seq_file.h> -#endif - #include <linux/jiffies.h> #include <linux/kmod.h> #include <linux/reboot.h> @@ -195,61 +189,6 @@ struct acpi_thermal { struct mutex lock; }; -#ifdef CONFIG_ACPI_PROCFS -static int acpi_thermal_state_open_fs(struct inode *inode, struct file *file); -static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file); -static int acpi_thermal_trip_open_fs(struct inode *inode, struct file *file); -static int acpi_thermal_cooling_open_fs(struct inode *inode, struct file *file); -static ssize_t acpi_thermal_write_cooling_mode(struct file *, - const char __user *, size_t, - loff_t *); -static int acpi_thermal_polling_open_fs(struct inode *inode, struct file *file); -static ssize_t acpi_thermal_write_polling(struct file *, const char __user *, - size_t, loff_t *); - -static const struct file_operations acpi_thermal_state_fops = { - .owner = THIS_MODULE, - .open = acpi_thermal_state_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static const struct file_operations acpi_thermal_temp_fops = { - .owner = THIS_MODULE, - .open = acpi_thermal_temp_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static const struct file_operations acpi_thermal_trip_fops = { - .owner = THIS_MODULE, - .open = acpi_thermal_trip_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static const struct file_operations acpi_thermal_cooling_fops = { - .owner = THIS_MODULE, - .open = acpi_thermal_cooling_open_fs, - .read = seq_read, - .write = acpi_thermal_write_cooling_mode, - .llseek = seq_lseek, - .release = single_release, -}; - -static const struct file_operations acpi_thermal_polling_fops = { - .owner = THIS_MODULE, - .open = acpi_thermal_polling_open_fs, - .read = seq_read, - .write = acpi_thermal_write_polling, - .llseek = seq_lseek, - .release = single_release, -}; -#endif /* CONFIG_ACPI_PROCFS*/ - /* -------------------------------------------------------------------------- Thermal Zone Management -------------------------------------------------------------------------- */ @@ -958,358 +897,6 @@ static void acpi_thermal_unregister_thermal_zone(struct acpi_thermal *tz) /* -------------------------------------------------------------------------- - FS Interface (/proc) - -------------------------------------------------------------------------- */ -#ifdef CONFIG_ACPI_PROCFS -static struct proc_dir_entry *acpi_thermal_dir; - -static int acpi_thermal_state_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_thermal *tz = seq->private; - - - if (!tz) - goto end; - - seq_puts(seq, "state: "); - - if (!tz->state.critical && !tz->state.hot && !tz->state.passive - && !tz->state.active) - seq_puts(seq, "ok\n"); - else { - if (tz->state.critical) - seq_puts(seq, "critical "); - if (tz->state.hot) - seq_puts(seq, "hot "); - if (tz->state.passive) - seq_puts(seq, "passive "); - if (tz->state.active) - seq_printf(seq, "active[%d]", tz->state.active_index); - seq_puts(seq, "\n"); - } - - end: - return 0; -} - -static int acpi_thermal_state_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_thermal_state_seq_show, PDE(inode)->data); -} - -static int acpi_thermal_temp_seq_show(struct seq_file *seq, void *offset) -{ - int result = 0; - struct acpi_thermal *tz = seq->private; - - - if (!tz) - goto end; - - result = acpi_thermal_get_temperature(tz); - if (result) - goto end; - - seq_printf(seq, "temperature: %ld C\n", - KELVIN_TO_CELSIUS(tz->temperature)); - - end: - return 0; -} - -static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_thermal_temp_seq_show, PDE(inode)->data); -} - -static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_thermal *tz = seq->private; - struct acpi_device *device; - acpi_status status; - - int i = 0; - int j = 0; - - - if (!tz) - goto end; - - if (tz->trips.critical.flags.valid) - seq_printf(seq, "critical (S5): %ld C%s", - KELVIN_TO_CELSIUS(tz->trips.critical.temperature), - nocrt ? " <disabled>\n" : "\n"); - - if (tz->trips.hot.flags.valid) - seq_printf(seq, "hot (S4): %ld C%s", - KELVIN_TO_CELSIUS(tz->trips.hot.temperature), - nocrt ? " <disabled>\n" : "\n"); - - if (tz->trips.passive.flags.valid) { - seq_printf(seq, - "passive: %ld C: tc1=%lu tc2=%lu tsp=%lu devices=", - KELVIN_TO_CELSIUS(tz->trips.passive.temperature), - tz->trips.passive.tc1, tz->trips.passive.tc2, - tz->trips.passive.tsp); - for (j = 0; j < tz->trips.passive.devices.count; j++) { - status = acpi_bus_get_device(tz->trips.passive.devices. - handles[j], &device); - seq_printf(seq, "%4.4s ", status ? "" : - acpi_device_bid(device)); - } - seq_puts(seq, "\n"); - } else { - seq_printf(seq, "passive (forced):"); - if (tz->thermal_zone->forced_passive) - seq_printf(seq, " %i C\n", - tz->thermal_zone->forced_passive / 1000); - else - seq_printf(seq, "<not set>\n"); - } - - for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) { - if (!(tz->trips.active[i].flags.valid)) - break; - seq_printf(seq, "active[%d]: %ld C: devices=", - i, - KELVIN_TO_CELSIUS(tz->trips.active[i].temperature)); - for (j = 0; j < tz->trips.active[i].devices.count; j++){ - status = acpi_bus_get_device(tz->trips.active[i]. - devices.handles[j], - &device); - seq_printf(seq, "%4.4s ", status ? "" : - acpi_device_bid(device)); - } - seq_puts(seq, "\n"); - } - - end: - return 0; -} - -static int acpi_thermal_trip_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_thermal_trip_seq_show, PDE(inode)->data); -} - -static int acpi_thermal_cooling_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_thermal *tz = seq->private; - - - if (!tz) - goto end; - - if (!tz->flags.cooling_mode) - seq_puts(seq, "<setting not supported>\n"); - else - seq_puts(seq, "0 - Active; 1 - Passive\n"); - - end: - return 0; -} - -static int acpi_thermal_cooling_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_thermal_cooling_seq_show, - PDE(inode)->data); -} - -static ssize_t -acpi_thermal_write_cooling_mode(struct file *file, - const char __user * buffer, - size_t count, loff_t * ppos) -{ - struct seq_file *m = file->private_data; - struct acpi_thermal *tz = m->private; - int result = 0; - char mode_string[12] = { '\0' }; - - - if (!tz || (count > sizeof(mode_string) - 1)) - return -EINVAL; - - if (!tz->flags.cooling_mode) - return -ENODEV; - - if (copy_from_user(mode_string, buffer, count)) - return -EFAULT; - - mode_string[count] = '\0'; - - result = acpi_thermal_set_cooling_mode(tz, - simple_strtoul(mode_string, NULL, - 0)); - if (result) - return result; - - acpi_thermal_check(tz); - - return count; -} - -static int acpi_thermal_polling_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_thermal *tz = seq->private; - - - if (!tz) - goto end; - - if (!tz->thermal_zone->polling_delay) { - seq_puts(seq, "<polling disabled>\n"); - goto end; - } - - seq_printf(seq, "polling frequency: %d seconds\n", - (tz->thermal_zone->polling_delay / 1000)); - - end: - return 0; -} - -static int acpi_thermal_polling_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_thermal_polling_seq_show, - PDE(inode)->data); -} - -static int acpi_thermal_set_polling(struct acpi_thermal *tz, int seconds) -{ - if (!tz) - return -EINVAL; - - /* Convert value to deci-seconds */ - tz->polling_frequency = seconds * 10; - - tz->thermal_zone->polling_delay = seconds * 1000; - - if (tz->tz_enabled) - thermal_zone_device_update(tz->thermal_zone); - - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Polling frequency set to %lu seconds\n", - tz->polling_frequency/10)); - - return 0; -} - -static ssize_t -acpi_thermal_write_polling(struct file *file, - const char __user * buffer, - size_t count, loff_t * ppos) -{ - struct seq_file *m = file->private_data; - struct acpi_thermal *tz = m->private; - int result = 0; - char polling_string[12] = { '\0' }; - int seconds = 0; - - - if (!tz || (count > sizeof(polling_string) - 1)) - return -EINVAL; - - if (copy_from_user(polling_string, buffer, count)) - return -EFAULT; - - polling_string[count] = '\0'; - - seconds = simple_strtoul(polling_string, NULL, 0); - - result = acpi_thermal_set_polling(tz, seconds); - if (result) - return result; - - acpi_thermal_check(tz); - - return count; -} - -static int acpi_thermal_add_fs(struct acpi_device *device) -{ - struct proc_dir_entry *entry = NULL; - - - if (!acpi_device_dir(device)) { - acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - acpi_thermal_dir); - if (!acpi_device_dir(device)) - return -ENODEV; - } - - /* 'state' [R] */ - entry = proc_create_data(ACPI_THERMAL_FILE_STATE, - S_IRUGO, acpi_device_dir(device), - &acpi_thermal_state_fops, - acpi_driver_data(device)); - if (!entry) - return -ENODEV; - - /* 'temperature' [R] */ - entry = proc_create_data(ACPI_THERMAL_FILE_TEMPERATURE, - S_IRUGO, acpi_device_dir(device), - &acpi_thermal_temp_fops, - acpi_driver_data(device)); - if (!entry) - return -ENODEV; - - /* 'trip_points' [R] */ - entry = proc_create_data(ACPI_THERMAL_FILE_TRIP_POINTS, - S_IRUGO, - acpi_device_dir(device), - &acpi_thermal_trip_fops, - acpi_driver_data(device)); - if (!entry) - return -ENODEV; - - /* 'cooling_mode' [R/W] */ - entry = proc_create_data(ACPI_THERMAL_FILE_COOLING_MODE, - S_IFREG | S_IRUGO | S_IWUSR, - acpi_device_dir(device), - &acpi_thermal_cooling_fops, - acpi_driver_data(device)); - if (!entry) - return -ENODEV; - - /* 'polling_frequency' [R/W] */ - entry = proc_create_data(ACPI_THERMAL_FILE_POLLING_FREQ, - S_IFREG | S_IRUGO | S_IWUSR, - acpi_device_dir(device), - &acpi_thermal_polling_fops, - acpi_driver_data(device)); - if (!entry) - return -ENODEV; - return 0; -} - -static int acpi_thermal_remove_fs(struct acpi_device *device) -{ - - if (acpi_device_dir(device)) { - remove_proc_entry(ACPI_THERMAL_FILE_POLLING_FREQ, - acpi_device_dir(device)); - remove_proc_entry(ACPI_THERMAL_FILE_COOLING_MODE, - acpi_device_dir(device)); - remove_proc_entry(ACPI_THERMAL_FILE_TRIP_POINTS, - acpi_device_dir(device)); - remove_proc_entry(ACPI_THERMAL_FILE_TEMPERATURE, - acpi_device_dir(device)); - remove_proc_entry(ACPI_THERMAL_FILE_STATE, - acpi_device_dir(device)); - remove_proc_entry(acpi_device_bid(device), acpi_thermal_dir); - acpi_device_dir(device) = NULL; - } - - return 0; -} -#else -static inline int acpi_thermal_add_fs(struct acpi_device *device) { return 0; } -static inline int acpi_thermal_remove_fs(struct acpi_device *device) -{ - return 0; -} -#endif /* CONFIG_ACPI_PROCFS */ -/* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ @@ -1428,17 +1015,11 @@ static int acpi_thermal_add(struct acpi_device *device) if (result) goto free_memory; - result = acpi_thermal_add_fs(device); - if (result) - goto unregister_thermal_zone; - printk(KERN_INFO PREFIX "%s [%s] (%ld C)\n", acpi_device_name(device), acpi_device_bid(device), KELVIN_TO_CELSIUS(tz->temperature)); goto end; -unregister_thermal_zone: - thermal_zone_device_unregister(tz->thermal_zone); free_memory: kfree(tz); end: @@ -1454,7 +1035,6 @@ static int acpi_thermal_remove(struct acpi_device *device, int type) tz = acpi_driver_data(device); - acpi_thermal_remove_fs(device); acpi_thermal_unregister_thermal_zone(tz); mutex_destroy(&tz->lock); kfree(tz); @@ -1580,19 +1160,9 @@ static int __init acpi_thermal_init(void) return -ENODEV; } -#ifdef CONFIG_ACPI_PROCFS - acpi_thermal_dir = proc_mkdir(ACPI_THERMAL_CLASS, acpi_root_dir); - if (!acpi_thermal_dir) - return -ENODEV; -#endif - result = acpi_bus_register_driver(&acpi_thermal_driver); - if (result < 0) { -#ifdef CONFIG_ACPI_PROCFS - remove_proc_entry(ACPI_THERMAL_CLASS, acpi_root_dir); -#endif + if (result < 0) return -ENODEV; - } return 0; } @@ -1602,10 +1172,6 @@ static void __exit acpi_thermal_exit(void) acpi_bus_unregister_driver(&acpi_thermal_driver); -#ifdef CONFIG_ACPI_PROCFS - remove_proc_entry(ACPI_THERMAL_CLASS, acpi_root_dir); -#endif - return; } diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 67dec0c675a..5cd0228d2da 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -30,8 +30,6 @@ #include <linux/types.h> #include <linux/list.h> #include <linux/mutex.h> -#include <linux/proc_fs.h> -#include <linux/seq_file.h> #include <linux/input.h> #include <linux/backlight.h> #include <linux/thermal.h> @@ -152,9 +150,6 @@ struct acpi_video_bus { struct acpi_video_bus_flags flags; struct list_head video_device_list; struct mutex device_list_lock; /* protects video_device_list */ -#ifdef CONFIG_ACPI_PROCFS - struct proc_dir_entry *dir; -#endif struct input_dev *input; char phys[32]; /* for input device */ struct notifier_block pm_nb; @@ -210,108 +205,6 @@ struct acpi_video_device { struct output_device *output_dev; }; -#ifdef CONFIG_ACPI_PROCFS -/* bus */ -static int acpi_video_bus_info_open_fs(struct inode *inode, struct file *file); -static const struct file_operations acpi_video_bus_info_fops = { - .owner = THIS_MODULE, - .open = acpi_video_bus_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static int acpi_video_bus_ROM_open_fs(struct inode *inode, struct file *file); -static const struct file_operations acpi_video_bus_ROM_fops = { - .owner = THIS_MODULE, - .open = acpi_video_bus_ROM_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static int acpi_video_bus_POST_info_open_fs(struct inode *inode, - struct file *file); -static const struct file_operations acpi_video_bus_POST_info_fops = { - .owner = THIS_MODULE, - .open = acpi_video_bus_POST_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static int acpi_video_bus_POST_open_fs(struct inode *inode, struct file *file); -static ssize_t acpi_video_bus_write_POST(struct file *file, - const char __user *buffer, size_t count, loff_t *data); -static const struct file_operations acpi_video_bus_POST_fops = { - .owner = THIS_MODULE, - .open = acpi_video_bus_POST_open_fs, - .read = seq_read, - .write = acpi_video_bus_write_POST, - .llseek = seq_lseek, - .release = single_release, -}; - -static int acpi_video_bus_DOS_open_fs(struct inode *inode, struct file *file); -static ssize_t acpi_video_bus_write_DOS(struct file *file, - const char __user *buffer, size_t count, loff_t *data); -static const struct file_operations acpi_video_bus_DOS_fops = { - .owner = THIS_MODULE, - .open = acpi_video_bus_DOS_open_fs, - .read = seq_read, - .write = acpi_video_bus_write_DOS, - .llseek = seq_lseek, - .release = single_release, -}; - -/* device */ -static int acpi_video_device_info_open_fs(struct inode *inode, - struct file *file); -static const struct file_operations acpi_video_device_info_fops = { - .owner = THIS_MODULE, - .open = acpi_video_device_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static int acpi_video_device_state_open_fs(struct inode *inode, - struct file *file); -static ssize_t acpi_video_device_write_state(struct file *file, - const char __user *buffer, size_t count, loff_t *data); -static const struct file_operations acpi_video_device_state_fops = { - .owner = THIS_MODULE, - .open = acpi_video_device_state_open_fs, - .read = seq_read, - .write = acpi_video_device_write_state, - .llseek = seq_lseek, - .release = single_release, -}; - -static int acpi_video_device_brightness_open_fs(struct inode *inode, - struct file *file); -static ssize_t acpi_video_device_write_brightness(struct file *file, - const char __user *buffer, size_t count, loff_t *data); -static const struct file_operations acpi_video_device_brightness_fops = { - .owner = THIS_MODULE, - .open = acpi_video_device_brightness_open_fs, - .read = seq_read, - .write = acpi_video_device_write_brightness, - .llseek = seq_lseek, - .release = single_release, -}; - -static int acpi_video_device_EDID_open_fs(struct inode *inode, - struct file *file); -static const struct file_operations acpi_video_device_EDID_fops = { - .owner = THIS_MODULE, - .open = acpi_video_device_EDID_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; -#endif /* CONFIG_ACPI_PROCFS */ - static const char device_decode[][30] = { "motherboard VGA device", "PCI VGA device", @@ -1111,646 +1004,6 @@ static int acpi_video_bus_check(struct acpi_video_bus *video) } /* -------------------------------------------------------------------------- - FS Interface (/proc) - -------------------------------------------------------------------------- */ -#ifdef CONFIG_ACPI_PROCFS - -static struct proc_dir_entry *acpi_video_dir; - -/* video devices */ - -static int acpi_video_device_info_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_video_device *dev = seq->private; - - - if (!dev) - goto end; - - seq_printf(seq, "device_id: 0x%04x\n", (u32) dev->device_id); - seq_printf(seq, "type: "); - if (dev->flags.crt) - seq_printf(seq, "CRT\n"); - else if (dev->flags.lcd) - seq_printf(seq, "LCD\n"); - else if (dev->flags.tvout) - seq_printf(seq, "TVOUT\n"); - else if (dev->flags.dvi) - seq_printf(seq, "DVI\n"); - else - seq_printf(seq, "UNKNOWN\n"); - - seq_printf(seq, "known by bios: %s\n", dev->flags.bios ? "yes" : "no"); - - end: - return 0; -} - -static int -acpi_video_device_info_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_video_device_info_seq_show, - PDE(inode)->data); -} - -static int -acpi_video_device_query(struct acpi_video_device *device, - unsigned long long *state) -{ - int status; - - status = acpi_evaluate_integer(device->dev->handle, "_DGS", - NULL, state); - - return status; -} - -static int acpi_video_device_state_seq_show(struct seq_file *seq, void *offset) -{ - int status; - struct acpi_video_device *dev = seq->private; - unsigned long long state; - - - if (!dev) - goto end; - - status = acpi_video_device_get_state(dev, &state); - seq_printf(seq, "state: "); - if (ACPI_SUCCESS(status)) - seq_printf(seq, "0x%02llx\n", state); - else - seq_printf(seq, "<not supported>\n"); - - status = acpi_video_device_query(dev, &state); - seq_printf(seq, "query: "); - if (ACPI_SUCCESS(status)) - seq_printf(seq, "0x%02llx\n", state); - else - seq_printf(seq, "<not supported>\n"); - - end: - return 0; -} - -static int -acpi_video_device_state_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_video_device_state_seq_show, - PDE(inode)->data); -} - -static ssize_t -acpi_video_device_write_state(struct file *file, - const char __user * buffer, - size_t count, loff_t * data) -{ - int status; - struct seq_file *m = file->private_data; - struct acpi_video_device *dev = m->private; - char str[12] = { 0 }; - u32 state = 0; - - - if (!dev || count >= sizeof(str)) - return -EINVAL; - - if (copy_from_user(str, buffer, count)) - return -EFAULT; - - str[count] = 0; - state = simple_strtoul(str, NULL, 0); - state &= ((1ul << 31) | (1ul << 30) | (1ul << 0)); - - status = acpi_video_device_set_state(dev, state); - - if (status) - return -EFAULT; - - return count; -} - -static int -acpi_video_device_brightness_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_video_device *dev = seq->private; - int i; - - - if (!dev || !dev->brightness) { - seq_printf(seq, "<not supported>\n"); - return 0; - } - - seq_printf(seq, "levels: "); - for (i = 2; i < dev->brightness->count; i++) - seq_printf(seq, " %d", dev->brightness->levels[i]); - seq_printf(seq, "\ncurrent: %d\n", dev->brightness->curr); - - return 0; -} - -static int -acpi_video_device_brightness_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_video_device_brightness_seq_show, - PDE(inode)->data); -} - -static ssize_t -acpi_video_device_write_brightness(struct file *file, - const char __user * buffer, - size_t count, loff_t * data) -{ - struct seq_file *m = file->private_data; - struct acpi_video_device *dev = m->private; - char str[5] = { 0 }; - unsigned int level = 0; - int i; - - - if (!dev || !dev->brightness || count >= sizeof(str)) - return -EINVAL; - - if (copy_from_user(str, buffer, count)) - return -EFAULT; - - str[count] = 0; - level = simple_strtoul(str, NULL, 0); - - if (level > 100) - return -EFAULT; - - /* validate through the list of available levels */ - for (i = 2; i < dev->brightness->count; i++) - if (level == dev->brightness->levels[i]) { - if (!acpi_video_device_lcd_set_level(dev, level)) - return count; - break; - } - - return -EINVAL; -} - -static int acpi_video_device_EDID_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_video_device *dev = seq->private; - int status; - int i; - union acpi_object *edid = NULL; - - - if (!dev) - goto out; - - status = acpi_video_device_EDID(dev, &edid, 128); - if (ACPI_FAILURE(status)) { - status = acpi_video_device_EDID(dev, &edid, 256); - } - - if (ACPI_FAILURE(status)) { - goto out; - } - - if (edid && edid->type == ACPI_TYPE_BUFFER) { - for (i = 0; i < edid->buffer.length; i++) - seq_putc(seq, edid->buffer.pointer[i]); - } - - out: - if (!edid) - seq_printf(seq, "<not supported>\n"); - else - kfree(edid); - - return 0; -} - -static int -acpi_video_device_EDID_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_video_device_EDID_seq_show, - PDE(inode)->data); -} - -static int acpi_video_device_add_fs(struct acpi_device *device) -{ - struct proc_dir_entry *entry, *device_dir; - struct acpi_video_device *vid_dev; - - vid_dev = acpi_driver_data(device); - if (!vid_dev) - return -ENODEV; - - device_dir = proc_mkdir(acpi_device_bid(device), - vid_dev->video->dir); - if (!device_dir) - return -ENOMEM; - - /* 'info' [R] */ - entry = proc_create_data("info", S_IRUGO, device_dir, - &acpi_video_device_info_fops, acpi_driver_data(device)); - if (!entry) - goto err_remove_dir; - - /* 'state' [R/W] */ - entry = proc_create_data("state", S_IFREG | S_IRUGO | S_IWUSR, - device_dir, - &acpi_video_device_state_fops, - acpi_driver_data(device)); - if (!entry) - goto err_remove_info; - - /* 'brightness' [R/W] */ - entry = proc_create_data("brightness", S_IFREG | S_IRUGO | S_IWUSR, - device_dir, - &acpi_video_device_brightness_fops, - acpi_driver_data(device)); - if (!entry) - goto err_remove_state; - - /* 'EDID' [R] */ - entry = proc_create_data("EDID", S_IRUGO, device_dir, - &acpi_video_device_EDID_fops, - acpi_driver_data(device)); - if (!entry) - goto err_remove_brightness; - - acpi_device_dir(device) = device_dir; - - return 0; - - err_remove_brightness: - remove_proc_entry("brightness", device_dir); - err_remove_state: - remove_proc_entry("state", device_dir); - err_remove_info: - remove_proc_entry("info", device_dir); - err_remove_dir: - remove_proc_entry(acpi_device_bid(device), vid_dev->video->dir); - return -ENOMEM; -} - -static int acpi_video_device_remove_fs(struct acpi_device *device) -{ - struct acpi_video_device *vid_dev; - struct proc_dir_entry *device_dir; - - vid_dev = acpi_driver_data(device); - if (!vid_dev || !vid_dev->video || !vid_dev->video->dir) - return -ENODEV; - - device_dir = acpi_device_dir(device); - if (device_dir) { - remove_proc_entry("info", device_dir); - remove_proc_entry("state", device_dir); - remove_proc_entry("brightness", device_dir); - remove_proc_entry("EDID", device_dir); - remove_proc_entry(acpi_device_bid(device), vid_dev->video->dir); - acpi_device_dir(device) = NULL; - } - - return 0; -} - -/* video bus */ -static int acpi_video_bus_info_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_video_bus *video = seq->private; - - - if (!video) - goto end; - - seq_printf(seq, "Switching heads: %s\n", - video->flags.multihead ? "yes" : "no"); - seq_printf(seq, "Video ROM: %s\n", - video->flags.rom ? "yes" : "no"); - seq_printf(seq, "Device to be POSTed on boot: %s\n", - video->flags.post ? "yes" : "no"); - - end: - return 0; -} - -static int acpi_video_bus_info_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_video_bus_info_seq_show, - PDE(inode)->data); -} - -static int acpi_video_bus_ROM_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_video_bus *video = seq->private; - - - if (!video) - goto end; - - printk(KERN_INFO PREFIX "Please implement %s\n", __func__); - seq_printf(seq, "<TODO>\n"); - - end: - return 0; -} - -static int acpi_video_bus_ROM_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_video_bus_ROM_seq_show, PDE(inode)->data); -} - -static int -acpi_video_bus_POST_options(struct acpi_video_bus *video, - unsigned long long *options) -{ - int status; - - status = acpi_evaluate_integer(video->device->handle, "_VPO", - NULL, options); - *options &= 3; - - return status; -} - -static int acpi_video_bus_POST_info_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_video_bus *video = seq->private; - unsigned long long options; - int status; - - - if (!video) - goto end; - - status = acpi_video_bus_POST_options(video, &options); - if (ACPI_SUCCESS(status)) { - if (!(options & 1)) { - printk(KERN_WARNING PREFIX - "The motherboard VGA device is not listed as a possible POST device.\n"); - printk(KERN_WARNING PREFIX - "This indicates a BIOS bug. Please contact the manufacturer.\n"); - } - printk(KERN_WARNING "%llx\n", options); - seq_printf(seq, "can POST: <integrated video>"); - if (options & 2) - seq_printf(seq, " <PCI video>"); - if (options & 4) - seq_printf(seq, " <AGP video>"); - seq_putc(seq, '\n'); - } else - seq_printf(seq, "<not supported>\n"); - end: - return 0; -} - -static int -acpi_video_bus_POST_info_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_video_bus_POST_info_seq_show, - PDE(inode)->data); -} - -static int -acpi_video_bus_get_POST(struct acpi_video_bus *video, unsigned long long *id) -{ - int status; - - status = acpi_evaluate_integer(video->device->handle, "_GPD", NULL, id); - - return status; -} - -static int acpi_video_bus_POST_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_video_bus *video = seq->private; - int status; - unsigned long long id; - - - if (!video) - goto end; - - status = acpi_video_bus_get_POST(video, &id); - if (!ACPI_SUCCESS(status)) { - seq_printf(seq, "<not supported>\n"); - goto end; - } - seq_printf(seq, "device POSTed is <%s>\n", device_decode[id & 3]); - - end: - return 0; -} - -static int acpi_video_bus_DOS_seq_show(struct seq_file *seq, void *offset) -{ - struct acpi_video_bus *video = seq->private; - - - seq_printf(seq, "DOS setting: <%d>\n", video->dos_setting); - - return 0; -} - -static int acpi_video_bus_POST_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_video_bus_POST_seq_show, - PDE(inode)->data); -} - -static int acpi_video_bus_DOS_open_fs(struct inode *inode, struct file *file) -{ - return single_open(file, acpi_video_bus_DOS_seq_show, PDE(inode)->data); -} - -static int -acpi_video_bus_set_POST(struct acpi_video_bus *video, unsigned long option) -{ - int status; - unsigned long long tmp; - union acpi_object arg0 = { ACPI_TYPE_INTEGER }; - struct acpi_object_list args = { 1, &arg0 }; - - - arg0.integer.value = option; - - status = acpi_evaluate_integer(video->device->handle, "_SPD", - &args, &tmp); - if (ACPI_SUCCESS(status)) - status = tmp ? (-EINVAL) : (AE_OK); - - return status; -} - -static ssize_t -acpi_video_bus_write_POST(struct file *file, - const char __user * buffer, - size_t count, loff_t * data) -{ - int status; - struct seq_file *m = file->private_data; - struct acpi_video_bus *video = m->private; - char str[12] = { 0 }; - unsigned long long opt, options; - - - if (!video || count >= sizeof(str)) - return -EINVAL; - - status = acpi_video_bus_POST_options(video, &options); - if (!ACPI_SUCCESS(status)) - return -EINVAL; - - if (copy_from_user(str, buffer, count)) - return -EFAULT; - - str[count] = 0; - opt = strtoul(str, NULL, 0); - if (opt > 3) - return -EFAULT; - - /* just in case an OEM 'forgot' the motherboard... */ - options |= 1; - - if (options & (1ul << opt)) { - status = acpi_video_bus_set_POST(video, opt); - if (!ACPI_SUCCESS(status)) - return -EFAULT; - - } - - return count; -} - -static ssize_t -acpi_video_bus_write_DOS(struct file *file, - const char __user * buffer, - size_t count, loff_t * data) -{ - int status; - struct seq_file *m = file->private_data; - struct acpi_video_bus *video = m->private; - char str[12] = { 0 }; - unsigned long opt; - - - if (!video || count >= sizeof(str)) - return -EINVAL; - - if (copy_from_user(str, buffer, count)) - return -EFAULT; - - str[count] = 0; - opt = strtoul(str, NULL, 0); - if (opt > 7) - return -EFAULT; - - status = acpi_video_bus_DOS(video, opt & 0x3, (opt & 0x4) >> 2); - - if (!ACPI_SUCCESS(status)) - return -EFAULT; - - return count; -} - -static int acpi_video_bus_add_fs(struct acpi_device *device) -{ - struct acpi_video_bus *video = acpi_driver_data(device); - struct proc_dir_entry *device_dir; - struct proc_dir_entry *entry; - - device_dir = proc_mkdir(acpi_device_bid(device), acpi_video_dir); - if (!device_dir) - return -ENOMEM; - - /* 'info' [R] */ - entry = proc_create_data("info", S_IRUGO, device_dir, - &acpi_video_bus_info_fops, - acpi_driver_data(device)); - if (!entry) - goto err_remove_dir; - - /* 'ROM' [R] */ - entry = proc_create_data("ROM", S_IRUGO, device_dir, - &acpi_video_bus_ROM_fops, - acpi_driver_data(device)); - if (!entry) - goto err_remove_info; - - /* 'POST_info' [R] */ - entry = proc_create_data("POST_info", S_IRUGO, device_dir, - &acpi_video_bus_POST_info_fops, - acpi_driver_data(device)); - if (!entry) - goto err_remove_rom; - - /* 'POST' [R/W] */ - entry = proc_create_data("POST", S_IFREG | S_IRUGO | S_IWUSR, - device_dir, - &acpi_video_bus_POST_fops, - acpi_driver_data(device)); - if (!entry) - goto err_remove_post_info; - - /* 'DOS' [R/W] */ - entry = proc_create_data("DOS", S_IFREG | S_IRUGO | S_IWUSR, - device_dir, - &acpi_video_bus_DOS_fops, - acpi_driver_data(device)); - if (!entry) - goto err_remove_post; - - video->dir = acpi_device_dir(device) = device_dir; - return 0; - - err_remove_post: - remove_proc_entry("POST", device_dir); - err_remove_post_info: - remove_proc_entry("POST_info", device_dir); - err_remove_rom: - remove_proc_entry("ROM", device_dir); - err_remove_info: - remove_proc_entry("info", device_dir); - err_remove_dir: - remove_proc_entry(acpi_device_bid(device), acpi_video_dir); - return -ENOMEM; -} - -static int acpi_video_bus_remove_fs(struct acpi_device *device) -{ - struct proc_dir_entry *device_dir = acpi_device_dir(device); - - if (device_dir) { - remove_proc_entry("info", device_dir); - remove_proc_entry("ROM", device_dir); - remove_proc_entry("POST_info", device_dir); - remove_proc_entry("POST", device_dir); - remove_proc_entry("DOS", device_dir); - remove_proc_entry(acpi_device_bid(device), acpi_video_dir); - acpi_device_dir(device) = NULL; - } - - return 0; -} -#else -static inline int acpi_video_device_add_fs(struct acpi_device *device) -{ - return 0; -} -static inline int acpi_video_device_remove_fs(struct acpi_device *device) -{ - return 0; -} -static inline int acpi_video_bus_add_fs(struct acpi_device *device) -{ - return 0; -} -static inline int acpi_video_bus_remove_fs(struct acpi_device *device) -{ - return 0; -} -#endif /* CONFIG_ACPI_PROCFS */ - -/* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ @@ -1877,8 +1130,6 @@ acpi_video_bus_get_one_device(struct acpi_device *device, list_add_tail(&data->entry, &video->video_device_list); mutex_unlock(&video->device_list_lock); - acpi_video_device_add_fs(device); - return 0; } @@ -2181,8 +1432,6 @@ static int acpi_video_bus_put_one_device(struct acpi_video_device *device) if (!device || !device->video) return -ENOENT; - acpi_video_device_remove_fs(device->dev); - status = acpi_remove_notify_handler(device->dev->handle, ACPI_DEVICE_NOTIFY, acpi_video_device_notify); @@ -2466,10 +1715,6 @@ static int acpi_video_bus_add(struct acpi_device *device) if (error) goto err_free_video; - error = acpi_video_bus_add_fs(device); - if (error) - goto err_free_video; - mutex_init(&video->device_list_lock); INIT_LIST_HEAD(&video->video_device_list); @@ -2522,7 +1767,6 @@ static int acpi_video_bus_add(struct acpi_device *device) acpi_video_bus_stop_devices(video); acpi_video_bus_put_devices(video); kfree(video->attached_array); - acpi_video_bus_remove_fs(device); err_free_video: kfree(video); device->driver_data = NULL; @@ -2544,7 +1788,6 @@ static int acpi_video_bus_remove(struct acpi_device *device, int type) acpi_video_bus_stop_devices(video); acpi_video_bus_put_devices(video); - acpi_video_bus_remove_fs(device); input_unregister_device(video->input); kfree(video->attached_array); @@ -2584,17 +1827,9 @@ int acpi_video_register(void) return 0; } -#ifdef CONFIG_ACPI_PROCFS - acpi_video_dir = proc_mkdir(ACPI_VIDEO_CLASS, acpi_root_dir); - if (!acpi_video_dir) - return -ENODEV; -#endif - result = acpi_bus_register_driver(&acpi_video_bus); - if (result < 0) { - remove_proc_entry(ACPI_VIDEO_CLASS, acpi_root_dir); + if (result < 0) return -ENODEV; - } /* * When the acpi_video_bus is loaded successfully, increase @@ -2617,10 +1852,6 @@ void acpi_video_unregister(void) } acpi_bus_unregister_driver(&acpi_video_bus); -#ifdef CONFIG_ACPI_PROCFS - remove_proc_entry(ACPI_VIDEO_CLASS, acpi_root_dir); -#endif - register_count = 0; return; |