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Merge trivial low-risk suspend hotkey bugzilla-5918 into release

This commit is contained in:
Len Brown 2006-08-20 21:49:29 -04:00
parent ef7d1b244f 5b9c9bf6c9 df6fd31995 4e6e6504a4 5672bde635 16a7474423
commit da547d775f
16 changed files with 230 additions and 180 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
MAINTAINERS
View File

@ -889,6 +889,12 @@ M: rdunlap@xenotime.net
T: git http://tali.admingilde.org/git/linux-docbook.git
S: Maintained
DOCKING STATION DRIVER
P: Kristen Carlson Accardi
M: kristen.c.accardi@intel.com
L: linux-acpi@vger.kernel.org
S: Maintained
DOUBLETALK DRIVER
P: James R. Van Zandt
M: jrv@vanzandt.mv.com

2
arch/i386/kernel/acpi/boot.c
View File

@ -59,7 +59,7 @@ static inline int gsi_irq_sharing(int gsi) { return gsi; }
#define BAD_MADT_ENTRY(entry, end) ( \
(!entry) || (unsigned long)entry + sizeof(*entry) > end || \
((acpi_table_entry_header *)entry)->length != sizeof(*entry))
((acpi_table_entry_header *)entry)->length < sizeof(*entry))
#define PREFIX "ACPI: "

5
arch/i386/kernel/acpi/wakeup.S
View File

@ -292,7 +292,10 @@ ENTRY(do_suspend_lowlevel)
pushl $3
call acpi_enter_sleep_state
addl $4, %esp
ret
# In case of S3 failure, we'll emerge here. Jump
# to ret_point to recover
jmp ret_point
.p2align 4,,7
ret_point:
call restore_registers

2
arch/ia64/kernel/acpi.c
View File

@ -55,7 +55,7 @@
#define BAD_MADT_ENTRY(entry, end) ( \
(!entry) || (unsigned long)entry + sizeof(*entry) > end || \
((acpi_table_entry_header *)entry)->length != sizeof(*entry))
((acpi_table_entry_header *)entry)->length < sizeof(*entry))
#define PREFIX "ACPI: "

2
drivers/acpi/ac.c
View File

@ -285,6 +285,8 @@ static int __init acpi_ac_init(void)
{
int result;
if (acpi_disabled)
return -ENODEV;
acpi_ac_dir = acpi_lock_ac_dir();
if (!acpi_ac_dir)

8
drivers/acpi/acpi_memhotplug.c
View File

@ -484,10 +484,8 @@ acpi_memory_register_notify_handler(acpi_handle handle,
status = is_memory_device(handle);
if (ACPI_FAILURE(status)){
ACPI_EXCEPTION((AE_INFO, status, "handle is no memory device"));
if (ACPI_FAILURE(status))
return AE_OK; /* continue */
}
status = acpi_install_notify_handler(handle, ACPI_SYSTEM_NOTIFY,
acpi_memory_device_notify, NULL);
@ -503,10 +501,8 @@ acpi_memory_deregister_notify_handler(acpi_handle handle,
status = is_memory_device(handle);
if (ACPI_FAILURE(status)){
ACPI_EXCEPTION((AE_INFO, status, "handle is no memory device"));
if (ACPI_FAILURE(status))
return AE_OK; /* continue */
}
status = acpi_remove_notify_handler(handle,
ACPI_SYSTEM_NOTIFY,

3
drivers/acpi/battery.c
View File

@ -757,6 +757,9 @@ static int __init acpi_battery_init(void)
{
int result;
if (acpi_disabled)
return -ENODEV;
acpi_battery_dir = acpi_lock_battery_dir();
if (!acpi_battery_dir)
return -ENODEV;

11
drivers/acpi/bus.c
View File

@ -25,6 +25,7 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/sched.h>
#include <linux/pm.h>
@ -68,7 +69,8 @@ int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device)
status = acpi_get_data(handle, acpi_bus_data_handler, (void **)device);
if (ACPI_FAILURE(status) || !*device) {
ACPI_EXCEPTION((AE_INFO, status, "No context for object [%p]", handle));
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No context for object [%p]\n",
handle));
return -ENODEV;
}
@ -192,7 +194,7 @@ int acpi_bus_set_power(acpi_handle handle, int state)
/* Make sure this is a valid target state */
if (!device->flags.power_manageable) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device `[%s]' is not power manageable",
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device `[%s]' is not power manageable\n",
device->kobj.name));
return -ENODEV;
}
@ -738,7 +740,10 @@ static int __init acpi_init(void)
return -ENODEV;
}
firmware_register(&acpi_subsys);
result = firmware_register(&acpi_subsys);
if (result < 0)
printk(KERN_WARNING "%s: firmware_register error: %d\n",
__FUNCTION__, result);
result = acpi_bus_init();

283
drivers/acpi/hotkey.c
View File

@ -91,6 +91,14 @@ enum {
HK_EVENT_ENTERRING_S5,
};
enum conf_entry_enum {
bus_handle = 0,
bus_method = 1,
action_handle = 2,
method = 3,
LAST_CONF_ENTRY
};
/* procdir we use */
static struct proc_dir_entry *hotkey_proc_dir;
static struct proc_dir_entry *hotkey_config;
@ -244,19 +252,15 @@ static int hotkey_info_open_fs(struct inode *inode, struct file *file)
static char *format_result(union acpi_object *object)
{
char *buf = NULL;
buf = (char *)kmalloc(RESULT_STR_LEN, GFP_KERNEL);
if (buf)
memset(buf, 0, RESULT_STR_LEN);
else
goto do_fail;
char *buf;
buf = kzalloc(RESULT_STR_LEN, GFP_KERNEL);
if (!buf)
return NULL;
/* Now, just support integer type */
if (object->type == ACPI_TYPE_INTEGER)
sprintf(buf, "%d\n", (u32) object->integer.value);
do_fail:
return (buf);
return buf;
}
static int hotkey_polling_seq_show(struct seq_file *seq, void *offset)
@ -486,98 +490,102 @@ static void free_hotkey_device(union acpi_hotkey *key)
static void free_hotkey_buffer(union acpi_hotkey *key)
{
/* key would never be null, action method could be */
kfree(key->event_hotkey.action_method);
}
static void free_poll_hotkey_buffer(union acpi_hotkey *key)
{
/* key would never be null, others could be*/
kfree(key->poll_hotkey.action_method);
kfree(key->poll_hotkey.poll_method);
kfree(key->poll_hotkey.poll_result);
}
static int
init_hotkey_device(union acpi_hotkey *key, char *bus_str, char *action_str,
char *method, int std_num, int external_num)
init_hotkey_device(union acpi_hotkey *key, char **config_entry,
int std_num, int external_num)
{
acpi_handle tmp_handle;
acpi_status status = AE_OK;
if (std_num < 0 || IS_POLL(std_num) || !key)
goto do_fail;
if (!bus_str || !action_str || !method)
if (!config_entry[bus_handle] || !config_entry[action_handle]
|| !config_entry[method])
goto do_fail;
key->link.hotkey_type = ACPI_HOTKEY_EVENT;
key->link.hotkey_standard_num = std_num;
key->event_hotkey.flag = 0;
key->event_hotkey.action_method = method;
key->event_hotkey.action_method = config_entry[method];
status =
acpi_get_handle(NULL, bus_str, &(key->event_hotkey.bus_handle));
status = acpi_get_handle(NULL, config_entry[bus_handle],
&(key->event_hotkey.bus_handle));
if (ACPI_FAILURE(status))
goto do_fail;
goto do_fail_zero;
key->event_hotkey.external_hotkey_num = external_num;
status =
acpi_get_handle(NULL, action_str,
status = acpi_get_handle(NULL, config_entry[action_handle],
&(key->event_hotkey.action_handle));
if (ACPI_FAILURE(status))
goto do_fail;
goto do_fail_zero;
status = acpi_get_handle(key->event_hotkey.action_handle,
method, &tmp_handle);
config_entry[method], &tmp_handle);
if (ACPI_FAILURE(status))
goto do_fail;
goto do_fail_zero;
return AE_OK;
do_fail:
do_fail_zero:
key->event_hotkey.action_method = NULL;
do_fail:
return -ENODEV;
}
static int
init_poll_hotkey_device(union acpi_hotkey *key,
char *poll_str,
char *poll_method,
char *action_str, char *action_method, int std_num)
init_poll_hotkey_device(union acpi_hotkey *key, char **config_entry,
int std_num)
{
acpi_status status = AE_OK;
acpi_handle tmp_handle;
if (std_num < 0 || IS_EVENT(std_num) || !key)
goto do_fail;
if (!poll_str || !poll_method || !action_str || !action_method)
if (!config_entry[bus_handle] ||!config_entry[bus_method] ||
!config_entry[action_handle] || !config_entry[method])
goto do_fail;
key->link.hotkey_type = ACPI_HOTKEY_POLLING;
key->link.hotkey_standard_num = std_num;
key->poll_hotkey.flag = 0;
key->poll_hotkey.poll_method = poll_method;
key->poll_hotkey.action_method = action_method;
key->poll_hotkey.poll_method = config_entry[bus_method];
key->poll_hotkey.action_method = config_entry[method];
status =
acpi_get_handle(NULL, poll_str, &(key->poll_hotkey.poll_handle));
status = acpi_get_handle(NULL, config_entry[bus_handle],
&(key->poll_hotkey.poll_handle));
if (ACPI_FAILURE(status))
goto do_fail;
goto do_fail_zero;
status = acpi_get_handle(key->poll_hotkey.poll_handle,
poll_method, &tmp_handle);
config_entry[bus_method], &tmp_handle);
if (ACPI_FAILURE(status))
goto do_fail;
goto do_fail_zero;
status =
acpi_get_handle(NULL, action_str,
acpi_get_handle(NULL, config_entry[action_handle],
&(key->poll_hotkey.action_handle));
if (ACPI_FAILURE(status))
goto do_fail;
goto do_fail_zero;
status = acpi_get_handle(key->poll_hotkey.action_handle,
action_method, &tmp_handle);
config_entry[method], &tmp_handle);
if (ACPI_FAILURE(status))
goto do_fail;
goto do_fail_zero;
key->poll_hotkey.poll_result =
(union acpi_object *)kmalloc(sizeof(union acpi_object), GFP_KERNEL);
if (!key->poll_hotkey.poll_result)
goto do_fail;
goto do_fail_zero;
return AE_OK;
do_fail:
do_fail_zero:
key->poll_hotkey.poll_method = NULL;
key->poll_hotkey.action_method = NULL;
do_fail:
return -ENODEV;
}
@ -652,17 +660,18 @@ static int hotkey_poll_config_seq_show(struct seq_file *seq, void *offset)
}
static int
get_parms(char *config_record,
int *cmd,
char **bus_handle,
char **bus_method,
char **action_handle,
char **method, int *internal_event_num, int *external_event_num)
get_parms(char *config_record, int *cmd, char **config_entry,
int *internal_event_num, int *external_event_num)
{
/* the format of *config_record =
* "1:\d+:*" : "cmd:internal_event_num"
* "\d+:\w+:\w+:\w+:\w+:\d+:\d+" :
* "cmd:bus_handle:bus_method:action_handle:method:internal_event_num:external_event_num"
*/
char *tmp, *tmp1, count;
int i;
sscanf(config_record, "%d", cmd);
if (*cmd == 1) {
if (sscanf(config_record, "%d:%d", cmd, internal_event_num) !=
2)
@ -674,59 +683,27 @@ get_parms(char *config_record,
if (!tmp)
goto do_fail;
tmp++;
tmp1 = strchr(tmp, ':');
if (!tmp1)
goto do_fail;
count = tmp1 - tmp;
*bus_handle = (char *)kmalloc(count + 1, GFP_KERNEL);
if (!*bus_handle)
goto do_fail;
strncpy(*bus_handle, tmp, count);
*(*bus_handle + count) = 0;
tmp = tmp1;
tmp++;
tmp1 = strchr(tmp, ':');
if (!tmp1)
goto do_fail;
count = tmp1 - tmp;
*bus_method = (char *)kmalloc(count + 1, GFP_KERNEL);
if (!*bus_method)
goto do_fail;
strncpy(*bus_method, tmp, count);
*(*bus_method + count) = 0;
tmp = tmp1;
tmp++;
tmp1 = strchr(tmp, ':');
if (!tmp1)
goto do_fail;
count = tmp1 - tmp;
*action_handle = (char *)kmalloc(count + 1, GFP_KERNEL);
if (!*action_handle)
goto do_fail;
strncpy(*action_handle, tmp, count);
*(*action_handle + count) = 0;
tmp = tmp1;
tmp++;
tmp1 = strchr(tmp, ':');
if (!tmp1)
goto do_fail;
count = tmp1 - tmp;
*method = (char *)kmalloc(count + 1, GFP_KERNEL);
if (!*method)
goto do_fail;
strncpy(*method, tmp, count);
*(*method + count) = 0;
if (sscanf(tmp1 + 1, "%d:%d", internal_event_num, external_event_num) <=
0)
goto do_fail;
return 6;
do_fail:
for (i = 0; i < LAST_CONF_ENTRY; i++) {
tmp1 = strchr(tmp, ':');
if (!tmp1) {
goto do_fail;
}
count = tmp1 - tmp;
config_entry[i] = kzalloc(count + 1, GFP_KERNEL);
if (!config_entry[i])
goto handle_failure;
strncpy(config_entry[i], tmp, count);
tmp = tmp1 + 1;
}
if (sscanf(tmp, "%d:%d", internal_event_num, external_event_num) <= 0)
goto handle_failure;
if (!IS_OTHERS(*internal_event_num)) {
return 6;
}
handle_failure:
while (i-- > 0)
kfree(config_entry[i]);
do_fail:
return -1;
}
@ -736,50 +713,34 @@ static ssize_t hotkey_write_config(struct file *file,
size_t count, loff_t * data)
{
char *config_record = NULL;
char *bus_handle = NULL;
char *bus_method = NULL;
char *action_handle = NULL;
char *method = NULL;
char *config_entry[LAST_CONF_ENTRY];
int cmd, internal_event_num, external_event_num;
int ret = 0;
union acpi_hotkey *key = NULL;
union acpi_hotkey *key = kzalloc(sizeof(union acpi_hotkey), GFP_KERNEL);
config_record = (char *)kmalloc(count + 1, GFP_KERNEL);
if (!config_record)
if (!key)
return -ENOMEM;
config_record = kzalloc(count + 1, GFP_KERNEL);
if (!config_record) {
kfree(key);
return -ENOMEM;
}
if (copy_from_user(config_record, buffer, count)) {
kfree(config_record);
kfree(key);
printk(KERN_ERR PREFIX "Invalid data\n");
return -EINVAL;
}
config_record[count] = 0;
ret = get_parms(config_record,
&cmd,
&bus_handle,
&bus_method,
&action_handle,
&method, &internal_event_num, &external_event_num);
ret = get_parms(config_record, &cmd, config_entry,
&internal_event_num, &external_event_num);
kfree(config_record);
if (IS_OTHERS(internal_event_num))
goto do_fail;
if (ret != 6) {
do_fail:
kfree(bus_handle);
kfree(bus_method);
kfree(action_handle);
kfree(method);
printk(KERN_ERR PREFIX "Invalid data format ret=%d\n", ret);
return -EINVAL;
}
key = kmalloc(sizeof(union acpi_hotkey), GFP_KERNEL);
if (!key)
goto do_fail;
memset(key, 0, sizeof(union acpi_hotkey));
if (cmd == 1) {
union acpi_hotkey *tmp = NULL;
tmp = get_hotkey_by_event(&global_hotkey_list,
@ -791,34 +752,19 @@ static ssize_t hotkey_write_config(struct file *file,
goto cont_cmd;
}
if (IS_EVENT(internal_event_num)) {
kfree(bus_method);
ret = init_hotkey_device(key, bus_handle, action_handle, method,
internal_event_num,
external_event_num);
} else
ret = init_poll_hotkey_device(key, bus_handle, bus_method,
action_handle, method,
internal_event_num);
if (ret) {
kfree(bus_handle);
kfree(action_handle);
if (IS_EVENT(internal_event_num))
free_hotkey_buffer(key);
else
free_poll_hotkey_buffer(key);
kfree(key);
printk(KERN_ERR PREFIX "Invalid hotkey\n");
return -EINVAL;
if (init_hotkey_device(key, config_entry,
internal_event_num, external_event_num))
goto init_hotkey_fail;
} else {
if (init_poll_hotkey_device(key, config_entry,
internal_event_num))
goto init_poll_hotkey_fail;
}
cont_cmd:
kfree(bus_handle);
kfree(action_handle);
cont_cmd:
switch (cmd) {
case 0:
if (get_hotkey_by_event
(&global_hotkey_list, key->link.hotkey_standard_num))
if (get_hotkey_by_event(&global_hotkey_list,
key->link.hotkey_standard_num))
goto fail_out;
else
hotkey_add(key);
@ -827,6 +773,7 @@ static ssize_t hotkey_write_config(struct file *file,
hotkey_remove(key);
break;
case 2:
/* key is kfree()ed if matched*/
if (hotkey_update(key))
goto fail_out;
break;
@ -835,11 +782,22 @@ static ssize_t hotkey_write_config(struct file *file,
break;
}
return count;
fail_out:
if (IS_EVENT(internal_event_num))
free_hotkey_buffer(key);
else
free_poll_hotkey_buffer(key);
init_poll_hotkey_fail: /* failed init_poll_hotkey_device */
kfree(config_entry[bus_method]);
config_entry[bus_method] = NULL;
init_hotkey_fail: /* failed init_hotkey_device */
kfree(config_entry[method]);
fail_out:
kfree(config_entry[bus_handle]);
kfree(config_entry[action_handle]);
/* No double free since elements =NULL for error cases */
if (IS_EVENT(internal_event_num)) {
if (config_entry[bus_method])
kfree(config_entry[bus_method]);
free_hotkey_buffer(key); /* frees [method] */
} else
free_poll_hotkey_buffer(key); /* frees [bus_method]+[method] */
kfree(key);
printk(KERN_ERR PREFIX "invalid key\n");
return -EINVAL;
@ -923,10 +881,9 @@ static ssize_t hotkey_execute_aml_method(struct file *file,
union acpi_hotkey *key;
arg = (char *)kmalloc(count + 1, GFP_KERNEL);
arg = kzalloc(count + 1, GFP_KERNEL);
if (!arg)
return -ENOMEM;
arg[count] = 0;
if (copy_from_user(arg, buffer, count)) {
kfree(arg);

2
drivers/acpi/i2c_ec.c
View File

@ -330,7 +330,7 @@ static int acpi_ec_hc_add(struct acpi_device *device)
status = acpi_evaluate_integer(ec_hc->handle, "_EC", NULL, &val);
if (ACPI_FAILURE(status)) {
ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Error obtaining _EC\n"));
kfree(ec_hc->smbus);
kfree(ec_hc);
kfree(smbus);
return -EIO;
}

10
drivers/acpi/osl.c
View File

@ -746,6 +746,16 @@ acpi_status acpi_os_wait_semaphore(acpi_handle handle, u32 units, u16 timeout)
ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Waiting for semaphore[%p|%d|%d]\n",
handle, units, timeout));
/*
* This can be called during resume with interrupts off.
* Like boot-time, we should be single threaded and will
* always get the lock if we try -- timeout or not.
* If this doesn't succeed, then we will oops courtesy of
* might_sleep() in down().
*/
if (!down_trylock(sem))
return AE_OK;
switch (timeout) {
/*
* No Wait:

3
drivers/acpi/sbs.c
View File

@ -1714,6 +1714,9 @@ static int __init acpi_sbs_init(void)
{
int result = 0;
if (acpi_disabled)
return -ENODEV;
init_MUTEX(&sbs_sem);
if (capacity_mode != DEF_CAPACITY_UNIT

12
drivers/acpi/scan.c
View File

@ -4,6 +4,7 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/acpi.h>
#include <acpi/acpi_drivers.h>
@ -113,6 +114,8 @@ static struct kset acpi_namespace_kset = {
static void acpi_device_register(struct acpi_device *device,
struct acpi_device *parent)
{
int err;
/*
* Linkage
* -------
@ -138,7 +141,10 @@ static void acpi_device_register(struct acpi_device *device,
device->kobj.parent = &parent->kobj;
device->kobj.ktype = &ktype_acpi_ns;
device->kobj.kset = &acpi_namespace_kset;
kobject_register(&device->kobj);
err = kobject_register(&device->kobj);
if (err < 0)
printk(KERN_WARNING "%s: kobject_register error: %d\n",
__FUNCTION__, err);
create_sysfs_device_files(device);
}
@ -1450,7 +1456,9 @@ static int __init acpi_scan_init(void)
if (acpi_disabled)
return 0;
kset_register(&acpi_namespace_kset);
result = kset_register(&acpi_namespace_kset);
if (result < 0)
printk(KERN_ERR PREFIX "kset_register error: %d\n", result);
result = bus_register(&acpi_bus_type);
if (result) {

2
drivers/acpi/utils.c
View File

@ -262,7 +262,7 @@ acpi_evaluate_integer(acpi_handle handle,
if (!data)
return AE_BAD_PARAMETER;
element = kmalloc(sizeof(union acpi_object), GFP_KERNEL);
element = kmalloc(sizeof(union acpi_object), irqs_disabled() ? GFP_ATOMIC: GFP_KERNEL);
if (!element)
return AE_NO_MEMORY;

2
drivers/pci/hotplug/Kconfig
View File

@ -76,7 +76,7 @@ config HOTPLUG_PCI_IBM
config HOTPLUG_PCI_ACPI
tristate "ACPI PCI Hotplug driver"
depends on ACPI_DOCK && HOTPLUG_PCI
depends on (!ACPI_DOCK && ACPI && HOTPLUG_PCI) || (ACPI_DOCK && HOTPLUG_PCI)
help
Say Y here if you have a system that supports PCI Hotplug using
ACPI.

57
drivers/pci/quirks.c
View File

@ -1518,6 +1518,63 @@ static void __devinit quirk_netmos(struct pci_dev *dev)
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NETMOS, PCI_ANY_ID, quirk_netmos);
static void __devinit quirk_e100_interrupt(struct pci_dev *dev)
{
u16 command;
u32 bar;
u8 __iomem *csr;
u8 cmd_hi;
switch (dev->device) {
/* PCI IDs taken from drivers/net/e100.c */
case 0x1029:
case 0x1030 ... 0x1034:
case 0x1038 ... 0x103E:
case 0x1050 ... 0x1057:
case 0x1059:
case 0x1064 ... 0x106B:
case 0x1091 ... 0x1095:
case 0x1209:
case 0x1229:
case 0x2449:
case 0x2459:
case 0x245D:
case 0x27DC:
break;
default:
return;
}
/*
* Some firmware hands off the e100 with interrupts enabled,
* which can cause a flood of interrupts if packets are
* received before the driver attaches to the device. So
* disable all e100 interrupts here. The driver will
* re-enable them when it's ready.
*/
pci_read_config_word(dev, PCI_COMMAND, &command);
pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar);
if (!(command & PCI_COMMAND_MEMORY) || !bar)
return;
csr = ioremap(bar, 8);
if (!csr) {
printk(KERN_WARNING "PCI: Can't map %s e100 registers\n",
pci_name(dev));
return;
}
cmd_hi = readb(csr + 3);
if (cmd_hi == 0) {
printk(KERN_WARNING "PCI: Firmware left %s e100 interrupts "
"enabled, disabling\n", pci_name(dev));
writeb(1, csr + 3);
}
iounmap(csr);
}
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, quirk_e100_interrupt);
static void __devinit fixup_rev1_53c810(struct pci_dev* dev)
{