Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (44 commits)
  ACPI: remove function tracing macros from drivers/acpi/*.c
  ACPI: add support for Smart Battery
  ACPI: handle battery notify event on broken BIOS
  ACPI: handle AC notify event on broken BIOS
  ACPI: asus_acpi: add S1N WLED control
  ACPI: asus_acpi: correct M6N/M6R display nodes
  ACPI: asus_acpi: add S1N WLED control
  ACPI: asus_acpi: rework model detection
  ACPI: asus_acpi: support L5D
  ACPI: asus_acpi: handle internal Bluetooth / support W5A
  ACPI: asus_acpi: support A4G
  ACPI: asus_acpi: support W3400N
  ACPI: asus_acpi: LED display support
  ACPI: asus_acpi: support A3G
  ACPI: asus_acpi: misc cleanups
  ACPI: video: Remove unneeded acpi_handle from driver.
  ACPI: thermal: Remove unneeded acpi_handle from driver.
  ACPI: power: Remove unneeded acpi_handle from driver.
  ACPI: pci_root: Remove unneeded acpi_handle from driver.
  ACPI: pci_link: Remove unneeded acpi_handle from driver.
  ...
This commit is contained in:
Linus Torvalds 2006-07-03 21:32:50 -07:00
commit e82ca04387
33 changed files with 2732 additions and 318 deletions

View File

@ -50,7 +50,7 @@ static acpi_status hp_ccsr_locate(acpi_handle obj, u64 *base, u64 *length)
memcpy(length, vendor->byte_data + 8, sizeof(*length));
exit:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return status;
}

View File

@ -856,7 +856,7 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu)
obj = buffer.pointer;
if (obj->type != ACPI_TYPE_BUFFER ||
obj->buffer.length < sizeof(*lsapic)) {
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return -EINVAL;
}
@ -864,13 +864,13 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu)
if ((lsapic->header.type != ACPI_MADT_LSAPIC) ||
(!lsapic->flags.enabled)) {
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return -EINVAL;
}
physid = ((lsapic->id << 8) | (lsapic->eid));
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
buffer.length = ACPI_ALLOCATE_BUFFER;
buffer.pointer = NULL;
@ -934,20 +934,20 @@ acpi_map_iosapic(acpi_handle handle, u32 depth, void *context, void **ret)
obj = buffer.pointer;
if (obj->type != ACPI_TYPE_BUFFER ||
obj->buffer.length < sizeof(*iosapic)) {
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return AE_OK;
}
iosapic = (struct acpi_table_iosapic *)obj->buffer.pointer;
if (iosapic->header.type != ACPI_MADT_IOSAPIC) {
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return AE_OK;
}
gsi_base = iosapic->global_irq_base;
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
/*
* OK, it's an IOSAPIC MADT entry, look for a _PXM value to tell

View File

@ -352,6 +352,18 @@ config ACPI_HOTPLUG_MEMORY
If one selects "m," this driver can be loaded using the following
command:
$>modprobe acpi_memhotplug
config ACPI_SBS
tristate "Smart Battery System (EXPERIMENTAL)"
depends on X86 && I2C
depends on EXPERIMENTAL
default y
help
This driver adds support for the Smart Battery System.
Depends on I2C (Device Drivers ---> I2C support)
A "Smart Battery" is quite old and quite rare compared
to today's ACPI "Control Method" battery.
endif # ACPI
endmenu

View File

@ -58,3 +58,5 @@ obj-$(CONFIG_ACPI_IBM) += ibm_acpi.o
obj-$(CONFIG_ACPI_TOSHIBA) += toshiba_acpi.o
obj-y += scan.o motherboard.o
obj-$(CONFIG_ACPI_HOTPLUG_MEMORY) += acpi_memhotplug.o
obj-y += cm_sbs.o
obj-$(CONFIG_ACPI_SBS) += i2c_ec.o sbs.o

View File

@ -50,6 +50,9 @@ ACPI_MODULE_NAME("acpi_ac")
MODULE_DESCRIPTION(ACPI_AC_DRIVER_NAME);
MODULE_LICENSE("GPL");
extern struct proc_dir_entry *acpi_lock_ac_dir(void);
extern void *acpi_unlock_ac_dir(struct proc_dir_entry *acpi_ac_dir);
static int acpi_ac_add(struct acpi_device *device);
static int acpi_ac_remove(struct acpi_device *device, int type);
static int acpi_ac_open_fs(struct inode *inode, struct file *file);
@ -65,7 +68,7 @@ static struct acpi_driver acpi_ac_driver = {
};
struct acpi_ac {
acpi_handle handle;
struct acpi_device * device;
unsigned long state;
};
@ -88,7 +91,7 @@ static int acpi_ac_get_state(struct acpi_ac *ac)
if (!ac)
return -EINVAL;
status = acpi_evaluate_integer(ac->handle, "_PSR", NULL, &ac->state);
status = acpi_evaluate_integer(ac->device->handle, "_PSR", NULL, &ac->state);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Error reading AC Adapter state"));
ac->state = ACPI_AC_STATUS_UNKNOWN;
@ -191,11 +194,11 @@ static void acpi_ac_notify(acpi_handle handle, u32 event, void *data)
if (!ac)
return;
if (acpi_bus_get_device(ac->handle, &device))
return;
device = ac->device;
switch (event) {
case ACPI_AC_NOTIFY_STATUS:
case ACPI_NOTIFY_BUS_CHECK:
case ACPI_NOTIFY_DEVICE_CHECK:
acpi_ac_get_state(ac);
acpi_bus_generate_event(device, event, (u32) ac->state);
break;
@ -223,7 +226,7 @@ static int acpi_ac_add(struct acpi_device *device)
return -ENOMEM;
memset(ac, 0, sizeof(struct acpi_ac));
ac->handle = device->handle;
ac->device = device;
strcpy(acpi_device_name(device), ACPI_AC_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_AC_CLASS);
acpi_driver_data(device) = ac;
@ -236,8 +239,8 @@ static int acpi_ac_add(struct acpi_device *device)
if (result)
goto end;
status = acpi_install_notify_handler(ac->handle,
ACPI_DEVICE_NOTIFY, acpi_ac_notify,
status = acpi_install_notify_handler(device->handle,
ACPI_ALL_NOTIFY, acpi_ac_notify,
ac);
if (ACPI_FAILURE(status)) {
result = -ENODEV;
@ -268,8 +271,8 @@ static int acpi_ac_remove(struct acpi_device *device, int type)
ac = (struct acpi_ac *)acpi_driver_data(device);
status = acpi_remove_notify_handler(ac->handle,
ACPI_DEVICE_NOTIFY, acpi_ac_notify);
status = acpi_remove_notify_handler(device->handle,
ACPI_ALL_NOTIFY, acpi_ac_notify);
acpi_ac_remove_fs(device);
@ -280,17 +283,16 @@ static int acpi_ac_remove(struct acpi_device *device, int type)
static int __init acpi_ac_init(void)
{
int result = 0;
int result;
acpi_ac_dir = proc_mkdir(ACPI_AC_CLASS, acpi_root_dir);
acpi_ac_dir = acpi_lock_ac_dir();
if (!acpi_ac_dir)
return -ENODEV;
acpi_ac_dir->owner = THIS_MODULE;
result = acpi_bus_register_driver(&acpi_ac_driver);
if (result < 0) {
remove_proc_entry(ACPI_AC_CLASS, acpi_root_dir);
acpi_unlock_ac_dir(acpi_ac_dir);
return -ENODEV;
}
@ -302,7 +304,7 @@ static void __exit acpi_ac_exit(void)
acpi_bus_unregister_driver(&acpi_ac_driver);
remove_proc_entry(ACPI_AC_CLASS, acpi_root_dir);
acpi_unlock_ac_dir(acpi_ac_dir);
return;
}

View File

@ -80,7 +80,7 @@ struct acpi_memory_info {
};
struct acpi_memory_device {
acpi_handle handle;
struct acpi_device * device;
unsigned int state; /* State of the memory device */
struct list_head res_list;
};
@ -129,7 +129,7 @@ acpi_memory_get_device_resources(struct acpi_memory_device *mem_device)
struct acpi_memory_info *info, *n;
status = acpi_walk_resources(mem_device->handle, METHOD_NAME__CRS,
status = acpi_walk_resources(mem_device->device->handle, METHOD_NAME__CRS,
acpi_memory_get_resource, mem_device);
if (ACPI_FAILURE(status)) {
list_for_each_entry_safe(info, n, &mem_device->res_list, list)
@ -192,7 +192,7 @@ static int acpi_memory_check_device(struct acpi_memory_device *mem_device)
/* Get device present/absent information from the _STA */
if (ACPI_FAILURE(acpi_evaluate_integer(mem_device->handle, "_STA",
if (ACPI_FAILURE(acpi_evaluate_integer(mem_device->device->handle, "_STA",
NULL, &current_status)))
return -ENODEV;
/*
@ -222,7 +222,7 @@ static int acpi_memory_enable_device(struct acpi_memory_device *mem_device)
return result;
}
node = acpi_get_node(mem_device->handle);
node = acpi_get_node(mem_device->device->handle);
/*
* Tell the VM there is more memory here...
* Note: Assume that this function returns zero on success
@ -269,7 +269,7 @@ static int acpi_memory_powerdown_device(struct acpi_memory_device *mem_device)
arg_list.pointer = &arg;
arg.type = ACPI_TYPE_INTEGER;
arg.integer.value = 1;
status = acpi_evaluate_object(mem_device->handle,
status = acpi_evaluate_object(mem_device->device->handle,
"_EJ0", &arg_list, NULL);
/* Return on _EJ0 failure */
if (ACPI_FAILURE(status)) {
@ -278,7 +278,7 @@ static int acpi_memory_powerdown_device(struct acpi_memory_device *mem_device)
}
/* Evalute _STA to check if the device is disabled */
status = acpi_evaluate_integer(mem_device->handle, "_STA",
status = acpi_evaluate_integer(mem_device->device->handle, "_STA",
NULL, &current_status);
if (ACPI_FAILURE(status))
return -ENODEV;
@ -398,7 +398,7 @@ static int acpi_memory_device_add(struct acpi_device *device)
memset(mem_device, 0, sizeof(struct acpi_memory_device));
INIT_LIST_HEAD(&mem_device->res_list);
mem_device->handle = device->handle;
mem_device->device = device;
sprintf(acpi_device_name(device), "%s", ACPI_MEMORY_DEVICE_NAME);
sprintf(acpi_device_class(device), "%s", ACPI_MEMORY_DEVICE_CLASS);
acpi_driver_data(device) = mem_device;
@ -466,7 +466,7 @@ static acpi_status is_memory_device(acpi_handle handle)
info = buffer.pointer;
if (!(info->valid & ACPI_VALID_HID)) {
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return AE_ERROR;
}
@ -475,7 +475,7 @@ static acpi_status is_memory_device(acpi_handle handle)
(strcmp(hardware_id, ACPI_MEMORY_DEVICE_HID)))
status = AE_ERROR;
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return status;
}

View File

@ -2,7 +2,7 @@
* asus_acpi.c - Asus Laptop ACPI Extras
*
*
* Copyright (C) 2002, 2003, 2004 Julien Lerouge, Karol Kozimor
* Copyright (C) 2002-2005 Julien Lerouge, 2003-2006 Karol Kozimor
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -26,11 +26,8 @@
* Pontus Fuchs - Helper functions, cleanup
* Johann Wiesner - Small compile fixes
* John Belmonte - ACPI code for Toshiba laptop was a good starting point.
* Éric Burghard - LED display support for W1N
*
* TODO:
* add Fn key status
* Add mode selection on module loading (parameter) -> still necessary?
* Complete display switching -- may require dirty hacks or calling _DOS?
*/
#include <linux/kernel.h>
@ -42,12 +39,14 @@
#include <acpi/acpi_bus.h>
#include <asm/uaccess.h>
#define ASUS_ACPI_VERSION "0.29"
#define ASUS_ACPI_VERSION "0.30"
#define PROC_ASUS "asus" //the directory
#define PROC_MLED "mled"
#define PROC_WLED "wled"
#define PROC_TLED "tled"
#define PROC_BT "bluetooth"
#define PROC_LEDD "ledd"
#define PROC_INFO "info"
#define PROC_LCD "lcd"
#define PROC_BRN "brn"
@ -67,9 +66,10 @@
/*
* Flags for hotk status
*/
#define MLED_ON 0x01 //is MLED ON ?
#define WLED_ON 0x02
#define TLED_ON 0x04
#define MLED_ON 0x01 //mail LED
#define WLED_ON 0x02 //wireless LED
#define TLED_ON 0x04 //touchpad LED
#define BT_ON 0x08 //internal Bluetooth
MODULE_AUTHOR("Julien Lerouge, Karol Kozimor");
MODULE_DESCRIPTION(ACPI_HOTK_NAME);
@ -92,7 +92,10 @@ struct model_data {
char *wled_status; //node to handle wled reading_______A
char *mt_tled; //method to handle tled_____________R
char *tled_status; //node to handle tled reading_______A
char *mt_lcd_switch; //method to turn LCD ON/OFF_________A
char *mt_ledd; //method to handle LED display______R
char *mt_bt_switch; //method to switch Bluetooth on/off_R
char *bt_status; //no model currently supports this__?
char *mt_lcd_switch; //method to turn LCD on/off_________A
char *lcd_status; //node to read LCD panel state______A
char *brightness_up; //method to set brightness up_______A
char *brightness_down; //guess what ?______________________A
@ -111,27 +114,31 @@ struct asus_hotk {
struct acpi_device *device; //the device we are in
acpi_handle handle; //the handle of the hotk device
char status; //status of the hotk, for LEDs, ...
u32 ledd_status; //status of the LED display
struct model_data *methods; //methods available on the laptop
u8 brightness; //brightness level
enum {
A1x = 0, //A1340D, A1300F
A2x, //A2500H
A4G, //A4700G
D1x, //D1
L2D, //L2000D
L3C, //L3800C
L3D, //L3400D
L3H, //L3H, but also L2000E
L3H, //L3H, L2000E, L5D
L4R, //L4500R
L5x, //L5800C
L8L, //L8400L
M1A, //M1300A
M2E, //M2400E, L4400L
M6N, //M6800N
M6R, //M6700R
M6N, //M6800N, W3400N
M6R, //M6700R, A3000G
P30, //Samsung P30
S1x, //S1300A, but also L1400B and M2400A (L84F)
S2x, //S200 (J1 reported), Victor MP-XP7210
xxN, //M2400N, M3700N, M5200N, S1300N, S5200N, W1OOON
W1N, //W1000N
W5A, //W5A
xxN, //M2400N, M3700N, M5200N, M6800N, S1300N, S5200N
//(Centrino)
END_MODEL
} model; //Models currently supported
@ -149,17 +156,8 @@ struct asus_hotk {
static struct model_data model_conf[END_MODEL] = {
/*
* Those pathnames are relative to the HOTK / ATKD device :
* - mt_mled
* - mt_wled
* - brightness_set
* - brightness_get
* - display_set
* - display_get
*
* TODO I have seen a SWBX and AIBX method on some models, like L1400B,
* it seems to be a kind of switch, but what for ?
*
*/
{
@ -183,6 +181,16 @@ static struct model_data model_conf[END_MODEL] = {
.display_set = "SDSP",
.display_get = "\\INFB"},
{
.name = "A4G",
.mt_mled = "MLED",
/* WLED present, but not controlled by ACPI */
.mt_lcd_switch = xxN_PREFIX "_Q10",
.brightness_set = "SPLV",
.brightness_get = "GPLV",
.display_set = "SDSP",
.display_get = "\\ADVG"},
{
.name = "D1x",
.mt_mled = "MLED",
@ -302,7 +310,8 @@ static struct model_data model_conf[END_MODEL] = {
.brightness_set = "SPLV",
.brightness_get = "GPLV",
.display_set = "SDSP",
.display_get = "\\_SB.PCI0.P0P1.VGA.GETD"},
.display_get = "\\SSTE"},
{
.name = "M6R",
.mt_mled = "MLED",
@ -312,7 +321,7 @@ static struct model_data model_conf[END_MODEL] = {
.brightness_set = "SPLV",
.brightness_get = "GPLV",
.display_set = "SDSP",
.display_get = "\\SSTE"},
.display_get = "\\_SB.PCI0.P0P1.VGA.GETD"},
{
.name = "P30",
@ -344,6 +353,28 @@ static struct model_data model_conf[END_MODEL] = {
.brightness_up = S2x_PREFIX "_Q0B",
.brightness_down = S2x_PREFIX "_Q0A"},
{
.name = "W1N",
.mt_mled = "MLED",
.mt_wled = "WLED",
.mt_ledd = "SLCM",
.mt_lcd_switch = xxN_PREFIX "_Q10",
.lcd_status = "\\BKLT",
.brightness_set = "SPLV",
.brightness_get = "GPLV",
.display_set = "SDSP",
.display_get = "\\ADVG"},
{
.name = "W5A",
.mt_bt_switch = "BLED",
.mt_wled = "WLED",
.mt_lcd_switch = xxN_PREFIX "_Q10",
.brightness_set = "SPLV",
.brightness_get = "GPLV",
.display_set = "SDSP",
.display_get = "\\ADVG"},
{
.name = "xxN",
.mt_mled = "MLED",
@ -562,6 +593,36 @@ proc_write_mled(struct file *file, const char __user * buffer,
return write_led(buffer, count, hotk->methods->mt_mled, MLED_ON, 1);
}
/*
* Proc handlers for LED display
*/
static int
proc_read_ledd(char *page, char **start, off_t off, int count, int *eof,
void *data)
{
return sprintf(page, "0x%08x\n", hotk->ledd_status);
}
static int
proc_write_ledd(struct file *file, const char __user * buffer,
unsigned long count, void *data)
{
int value;
count = parse_arg(buffer, count, &value);
if (count > 0) {
if (!write_acpi_int
(hotk->handle, hotk->methods->mt_ledd, value, NULL))
printk(KERN_WARNING
"Asus ACPI: LED display write failed\n");
else
hotk->ledd_status = (u32) value;
} else if (count < 0)
printk(KERN_WARNING "Asus ACPI: Error reading user input\n");
return count;
}
/*
* Proc handlers for WLED
*/
@ -580,6 +641,25 @@ proc_write_wled(struct file *file, const char __user * buffer,
return write_led(buffer, count, hotk->methods->mt_wled, WLED_ON, 0);
}
/*
* Proc handlers for Bluetooth
*/
static int
proc_read_bluetooth(char *page, char **start, off_t off, int count, int *eof,
void *data)
{
return sprintf(page, "%d\n", read_led(hotk->methods->bt_status, BT_ON));
}
static int
proc_write_bluetooth(struct file *file, const char __user * buffer,
unsigned long count, void *data)
{
/* Note: mt_bt_switch controls both internal Bluetooth adapter's
presence and its LED */
return write_led(buffer, count, hotk->methods->mt_bt_switch, BT_ON, 0);
}
/*
* Proc handlers for TLED
*/
@ -876,6 +956,11 @@ static int asus_hotk_add_fs(struct acpi_device *device)
mode, device);
}
if (hotk->methods->mt_ledd) {
asus_proc_add(PROC_LEDD, &proc_write_ledd, &proc_read_ledd,
mode, device);
}
if (hotk->methods->mt_mled) {
asus_proc_add(PROC_MLED, &proc_write_mled, &proc_read_mled,
mode, device);
@ -886,6 +971,11 @@ static int asus_hotk_add_fs(struct acpi_device *device)
mode, device);
}
if (hotk->methods->mt_bt_switch) {
asus_proc_add(PROC_BT, &proc_write_bluetooth,
&proc_read_bluetooth, mode, device);
}
/*
* We need both read node and write method as LCD switch is also accessible
* from keyboard
@ -919,6 +1009,10 @@ static int asus_hotk_remove_fs(struct acpi_device *device)
remove_proc_entry(PROC_MLED, acpi_device_dir(device));
if (hotk->methods->mt_tled)
remove_proc_entry(PROC_TLED, acpi_device_dir(device));
if (hotk->methods->mt_ledd)
remove_proc_entry(PROC_LEDD, acpi_device_dir(device));
if (hotk->methods->mt_bt_switch)
remove_proc_entry(PROC_BT, acpi_device_dir(device));
if (hotk->methods->mt_lcd_switch && hotk->methods->lcd_status)
remove_proc_entry(PROC_LCD, acpi_device_dir(device));
if ((hotk->methods->brightness_up
@ -950,6 +1044,65 @@ static void asus_hotk_notify(acpi_handle handle, u32 event, void *data)
return;
}
/*
* Match the model string to the list of supported models. Return END_MODEL if
* no match or model is NULL.
*/
static int asus_model_match(char *model)
{
if (model == NULL)
return END_MODEL;
if (strncmp(model, "L3D", 3) == 0)
return L3D;
else if (strncmp(model, "L2E", 3) == 0 ||
strncmp(model, "L3H", 3) == 0 || strncmp(model, "L5D", 3) == 0)
return L3H;
else if (strncmp(model, "L3", 2) == 0 || strncmp(model, "L2B", 3) == 0)
return L3C;
else if (strncmp(model, "L8L", 3) == 0)
return L8L;
else if (strncmp(model, "L4R", 3) == 0)
return L4R;
else if (strncmp(model, "M6N", 3) == 0 || strncmp(model, "W3N", 3) == 0)
return M6N;
else if (strncmp(model, "M6R", 3) == 0 || strncmp(model, "A3G", 3) == 0)
return M6R;
else if (strncmp(model, "M2N", 3) == 0 ||
strncmp(model, "M3N", 3) == 0 ||
strncmp(model, "M5N", 3) == 0 ||
strncmp(model, "M6N", 3) == 0 ||
strncmp(model, "S1N", 3) == 0 ||
strncmp(model, "S5N", 3) == 0 || strncmp(model, "W1N", 3) == 0)
return xxN;
else if (strncmp(model, "M1", 2) == 0)
return M1A;
else if (strncmp(model, "M2", 2) == 0 || strncmp(model, "L4E", 3) == 0)
return M2E;
else if (strncmp(model, "L2", 2) == 0)
return L2D;
else if (strncmp(model, "L8", 2) == 0)
return S1x;
else if (strncmp(model, "D1", 2) == 0)
return D1x;
else if (strncmp(model, "A1", 2) == 0)
return A1x;
else if (strncmp(model, "A2", 2) == 0)
return A2x;
else if (strncmp(model, "J1", 2) == 0)
return S2x;
else if (strncmp(model, "L5", 2) == 0)
return L5x;
else if (strncmp(model, "A4G", 3) == 0)
return A4G;
else if (strncmp(model, "W1N", 3) == 0)
return W1N;
else if (strncmp(model, "W5A", 3) == 0)
return W5A;
else
return END_MODEL;
}
/*
* This function is used to initialize the hotk with right values. In this
* method, we can make all the detection we want, and modify the hotk struct
@ -960,6 +1113,7 @@ static int asus_hotk_get_info(void)
struct acpi_buffer dsdt = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *model = NULL;
int bsts_result;
char *string = NULL;
acpi_status status;
/*
@ -989,114 +1143,73 @@ static int asus_hotk_get_info(void)
printk(KERN_NOTICE " BSTS called, 0x%02x returned\n",
bsts_result);
/* This is unlikely with implicit return */
if (buffer.pointer == NULL)
return -EINVAL;
model = (union acpi_object *) buffer.pointer;
/*
* Samsung P30 has a device with a valid _HID whose INIT does not
* return anything. It used to be possible to catch this exception,
* but the implicit return code will now happily confuse the
* driver. We assume that every ACPI_TYPE_STRING is a valid model
* identifier but it's still possible to get completely bogus data.
* Try to match the object returned by INIT to the specific model.
* Handle every possible object (or the lack of thereof) the DSDT
* writers might throw at us. When in trouble, we pass NULL to
* asus_model_match() and try something completely different.
*/
if (model->type == ACPI_TYPE_STRING) {
printk(KERN_NOTICE " %s model detected, ", model->string.pointer);
} else {
if (asus_info && /* Samsung P30 */
if (buffer.pointer) {
model = (union acpi_object *)buffer.pointer;
switch (model->type) {
case ACPI_TYPE_STRING:
string = model->string.pointer;
break;
case ACPI_TYPE_BUFFER:
string = model->buffer.pointer;
break;
default:
kfree(model);
break;
}
}
hotk->model = asus_model_match(string);
if (hotk->model == END_MODEL) { /* match failed */
if (asus_info &&
strncmp(asus_info->oem_table_id, "ODEM", 4) == 0) {
hotk->model = P30;
printk(KERN_NOTICE
" Samsung P30 detected, supported\n");
} else {
hotk->model = M2E;
printk(KERN_WARNING " no string returned by INIT\n");
printk(KERN_WARNING " trying default values, supply "
"the developers with your DSDT\n");
printk(KERN_NOTICE " unsupported model %s, trying "
"default values\n", string);
printk(KERN_NOTICE
" send /proc/acpi/dsdt to the developers\n");
}
hotk->methods = &model_conf[hotk->model];
acpi_os_free(model);
return AE_OK;
}
hotk->model = END_MODEL;
if (strncmp(model->string.pointer, "L3D", 3) == 0)
hotk->model = L3D;
else if (strncmp(model->string.pointer, "L3H", 3) == 0 ||
strncmp(model->string.pointer, "L2E", 3) == 0)
hotk->model = L3H;
else if (strncmp(model->string.pointer, "L3", 2) == 0 ||
strncmp(model->string.pointer, "L2B", 3) == 0)
hotk->model = L3C;
else if (strncmp(model->string.pointer, "L8L", 3) == 0)
hotk->model = L8L;
else if (strncmp(model->string.pointer, "L4R", 3) == 0)
hotk->model = L4R;
else if (strncmp(model->string.pointer, "M6N", 3) == 0)
hotk->model = M6N;
else if (strncmp(model->string.pointer, "M6R", 3) == 0)
hotk->model = M6R;
else if (strncmp(model->string.pointer, "M2N", 3) == 0 ||
strncmp(model->string.pointer, "M3N", 3) == 0 ||
strncmp(model->string.pointer, "M5N", 3) == 0 ||
strncmp(model->string.pointer, "M6N", 3) == 0 ||
strncmp(model->string.pointer, "S1N", 3) == 0 ||
strncmp(model->string.pointer, "S5N", 3) == 0 ||
strncmp(model->string.pointer, "W1N", 3) == 0)
hotk->model = xxN;
else if (strncmp(model->string.pointer, "M1", 2) == 0)
hotk->model = M1A;
else if (strncmp(model->string.pointer, "M2", 2) == 0 ||
strncmp(model->string.pointer, "L4E", 3) == 0)
hotk->model = M2E;
else if (strncmp(model->string.pointer, "L2", 2) == 0)
hotk->model = L2D;
else if (strncmp(model->string.pointer, "L8", 2) == 0)
hotk->model = S1x;
else if (strncmp(model->string.pointer, "D1", 2) == 0)
hotk->model = D1x;
else if (strncmp(model->string.pointer, "A1", 2) == 0)
hotk->model = A1x;
else if (strncmp(model->string.pointer, "A2", 2) == 0)
hotk->model = A2x;
else if (strncmp(model->string.pointer, "J1", 2) == 0)
hotk->model = S2x;
else if (strncmp(model->string.pointer, "L5", 2) == 0)
hotk->model = L5x;
if (hotk->model == END_MODEL) {
printk("unsupported, trying default values, supply the "
"developers with your DSDT\n");
hotk->model = M2E;
} else {
printk("supported\n");
}
hotk->methods = &model_conf[hotk->model];
printk(KERN_NOTICE " %s model detected, supported\n", string);
/* Sort of per-model blacklist */
if (strncmp(model->string.pointer, "L2B", 3) == 0)
if (strncmp(string, "L2B", 3) == 0)
hotk->methods->lcd_status = NULL;
/* L2B is similar enough to L3C to use its settings, with this only
exception */
else if (strncmp(model->string.pointer, "S5N", 3) == 0 ||
strncmp(model->string.pointer, "M5N", 3) == 0)
else if (strncmp(string, "A3G", 3) == 0)
hotk->methods->lcd_status = "\\BLFG";
/* A3G is like M6R */
else if (strncmp(string, "S5N", 3) == 0 ||
strncmp(string, "M5N", 3) == 0 ||
strncmp(string, "W3N", 3) == 0)
hotk->methods->mt_mled = NULL;
/* S5N and M5N have no MLED */
else if (strncmp(model->string.pointer, "M2N", 3) == 0 ||
strncmp(model->string.pointer, "W1N", 3) == 0)
/* S5N, M5N and W3N have no MLED */
else if (strncmp(string, "L5D", 3) == 0)
hotk->methods->mt_wled = NULL;
/* L5D's WLED is not controlled by ACPI */
else if (strncmp(string, "M2N", 3) == 0 ||
strncmp(string, "S1N", 3) == 0)
hotk->methods->mt_wled = "WLED";
/* M2N and W1N have a usable WLED */
/* M2N and S1N have a usable WLED */
else if (asus_info) {
if (strncmp(asus_info->oem_table_id, "L1", 2) == 0)
hotk->methods->mled_status = NULL;
/* S1300A reports L84F, but L1400B too, account for that */
}
acpi_os_free(model);
kfree(model);
return AE_OK;
}
@ -1164,8 +1277,7 @@ static int asus_hotk_add(struct acpi_device *device)
/* For laptops without GPLV: init the hotk->brightness value */
if ((!hotk->methods->brightness_get)
&& (!hotk->methods->brightness_status)
&& (hotk->methods->brightness_up
&& hotk->methods->brightness_down)) {
&& (hotk->methods->brightness_up && hotk->methods->brightness_down)) {
status =
acpi_evaluate_object(NULL, hotk->methods->brightness_down,
NULL, NULL);
@ -1184,6 +1296,9 @@ static int asus_hotk_add(struct acpi_device *device)
asus_hotk_found = 1;
/* LED display is off by default */
hotk->ledd_status = 0xFFF;
end:
if (result) {
kfree(hotk);
@ -1256,7 +1371,7 @@ static void __exit asus_acpi_exit(void)
acpi_bus_unregister_driver(&asus_hotk_driver);
remove_proc_entry(PROC_ASUS, acpi_root_dir);
acpi_os_free(asus_info);
kfree(asus_info);
return;
}

View File

@ -59,6 +59,9 @@ ACPI_MODULE_NAME("acpi_battery")
MODULE_DESCRIPTION(ACPI_BATTERY_DRIVER_NAME);
MODULE_LICENSE("GPL");
extern struct proc_dir_entry *acpi_lock_battery_dir(void);
extern void *acpi_unlock_battery_dir(struct proc_dir_entry *acpi_battery_dir);
static int acpi_battery_add(struct acpi_device *device);
static int acpi_battery_remove(struct acpi_device *device, int type);
@ -108,7 +111,7 @@ struct acpi_battery_trips {
};
struct acpi_battery {
acpi_handle handle;
struct acpi_device * device;
struct acpi_battery_flags flags;
struct acpi_battery_trips trips;
unsigned long alarm;
@ -138,7 +141,7 @@ acpi_battery_get_info(struct acpi_battery *battery,
/* Evalute _BIF */
status = acpi_evaluate_object(battery->handle, "_BIF", NULL, &buffer);
status = acpi_evaluate_object(battery->device->handle, "_BIF", NULL, &buffer);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _BIF"));
return -ENODEV;
@ -171,7 +174,7 @@ acpi_battery_get_info(struct acpi_battery *battery,
}
end:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
if (!result)
(*bif) = (struct acpi_battery_info *)data.pointer;
@ -198,7 +201,7 @@ acpi_battery_get_status(struct acpi_battery *battery,
/* Evalute _BST */
status = acpi_evaluate_object(battery->handle, "_BST", NULL, &buffer);
status = acpi_evaluate_object(battery->device->handle, "_BST", NULL, &buffer);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _BST"));
return -ENODEV;
@ -231,7 +234,7 @@ acpi_battery_get_status(struct acpi_battery *battery,
}
end:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
if (!result)
(*bst) = (struct acpi_battery_status *)data.pointer;
@ -255,7 +258,7 @@ acpi_battery_set_alarm(struct acpi_battery *battery, unsigned long alarm)
arg0.integer.value = alarm;
status = acpi_evaluate_object(battery->handle, "_BTP", &arg_list, NULL);
status = acpi_evaluate_object(battery->device->handle, "_BTP", &arg_list, NULL);
if (ACPI_FAILURE(status))
return -ENODEV;
@ -278,9 +281,7 @@ static int acpi_battery_check(struct acpi_battery *battery)
if (!battery)
return -EINVAL;
result = acpi_bus_get_device(battery->handle, &device);
if (result)
return result;
device = battery->device;
result = acpi_bus_get_status(device);
if (result)
@ -305,7 +306,7 @@ static int acpi_battery_check(struct acpi_battery *battery)
/* See if alarms are supported, and if so, set default */
status = acpi_get_handle(battery->handle, "_BTP", &handle);
status = acpi_get_handle(battery->device->handle, "_BTP", &handle);
if (ACPI_SUCCESS(status)) {
battery->flags.alarm = 1;
acpi_battery_set_alarm(battery, battery->trips.warning);
@ -662,12 +663,13 @@ static void acpi_battery_notify(acpi_handle handle, u32 event, void *data)
if (!battery)
return;
if (acpi_bus_get_device(handle, &device))
return;
device = battery->device;
switch (event) {
case ACPI_BATTERY_NOTIFY_STATUS:
case ACPI_BATTERY_NOTIFY_INFO:
case ACPI_NOTIFY_BUS_CHECK:
case ACPI_NOTIFY_DEVICE_CHECK:
acpi_battery_check(battery);
acpi_bus_generate_event(device, event, battery->flags.present);
break;
@ -695,7 +697,7 @@ static int acpi_battery_add(struct acpi_device *device)
return -ENOMEM;
memset(battery, 0, sizeof(struct acpi_battery));
battery->handle = device->handle;
battery->device = device;
strcpy(acpi_device_name(device), ACPI_BATTERY_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_BATTERY_CLASS);
acpi_driver_data(device) = battery;
@ -708,8 +710,8 @@ static int acpi_battery_add(struct acpi_device *device)
if (result)
goto end;
status = acpi_install_notify_handler(battery->handle,
ACPI_DEVICE_NOTIFY,
status = acpi_install_notify_handler(device->handle,
ACPI_ALL_NOTIFY,
acpi_battery_notify, battery);
if (ACPI_FAILURE(status)) {
result = -ENODEV;
@ -740,8 +742,8 @@ static int acpi_battery_remove(struct acpi_device *device, int type)
battery = (struct acpi_battery *)acpi_driver_data(device);
status = acpi_remove_notify_handler(battery->handle,
ACPI_DEVICE_NOTIFY,
status = acpi_remove_notify_handler(device->handle,
ACPI_ALL_NOTIFY,
acpi_battery_notify);
acpi_battery_remove_fs(device);
@ -753,17 +755,15 @@ static int acpi_battery_remove(struct acpi_device *device, int type)
static int __init acpi_battery_init(void)
{
int result = 0;
int result;
acpi_battery_dir = proc_mkdir(ACPI_BATTERY_CLASS, acpi_root_dir);
acpi_battery_dir = acpi_lock_battery_dir();
if (!acpi_battery_dir)
return -ENODEV;
acpi_battery_dir->owner = THIS_MODULE;
result = acpi_bus_register_driver(&acpi_battery_driver);
if (result < 0) {
remove_proc_entry(ACPI_BATTERY_CLASS, acpi_root_dir);
acpi_unlock_battery_dir(acpi_battery_dir);
return -ENODEV;
}
@ -775,7 +775,7 @@ static void __exit acpi_battery_exit(void)
acpi_bus_unregister_driver(&acpi_battery_driver);
remove_proc_entry(ACPI_BATTERY_CLASS, acpi_root_dir);
acpi_unlock_battery_dir(acpi_battery_dir);
return;
}

View File

@ -82,7 +82,6 @@ static struct acpi_driver acpi_button_driver = {
};
struct acpi_button {
acpi_handle handle;
struct acpi_device *device; /* Fixed button kludge */
u8 type;
unsigned long pushed;
@ -137,7 +136,7 @@ static int acpi_button_state_seq_show(struct seq_file *seq, void *offset)
if (!button || !button->device)
return 0;
status = acpi_evaluate_integer(button->handle, "_LID", NULL, &state);
status = acpi_evaluate_integer(button->device->handle, "_LID", NULL, &state);
if (ACPI_FAILURE(status)) {
seq_printf(seq, "state: unsupported\n");
} else {
@ -282,7 +281,7 @@ static acpi_status acpi_button_notify_fixed(void *data)
if (!button)
return AE_BAD_PARAMETER;
acpi_button_notify(button->handle, ACPI_BUTTON_NOTIFY_STATUS, button);
acpi_button_notify(button->device->handle, ACPI_BUTTON_NOTIFY_STATUS, button);
return AE_OK;
}
@ -303,7 +302,6 @@ static int acpi_button_add(struct acpi_device *device)
memset(button, 0, sizeof(struct acpi_button));
button->device = device;
button->handle = device->handle;
acpi_driver_data(device) = button;
/*
@ -362,7 +360,7 @@ static int acpi_button_add(struct acpi_device *device)
button);
break;
default:
status = acpi_install_notify_handler(button->handle,
status = acpi_install_notify_handler(device->handle,
ACPI_DEVICE_NOTIFY,
acpi_button_notify,
button);
@ -420,7 +418,7 @@ static int acpi_button_remove(struct acpi_device *device, int type)
acpi_button_notify_fixed);
break;
default:
status = acpi_remove_notify_handler(button->handle,
status = acpi_remove_notify_handler(device->handle,
ACPI_DEVICE_NOTIFY,
acpi_button_notify);
break;

131
drivers/acpi/cm_sbs.c Normal file
View File

@ -0,0 +1,131 @@
/*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/acpi.h>
#include <linux/types.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <acpi/acpi_bus.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acmacros.h>
#include <acpi/actypes.h>
#include <acpi/acutils.h>
ACPI_MODULE_NAME("cm_sbs")
#define ACPI_AC_CLASS "ac_adapter"
#define ACPI_BATTERY_CLASS "battery"
#define ACPI_SBS_COMPONENT 0x00080000
#define _COMPONENT ACPI_SBS_COMPONENT
static struct proc_dir_entry *acpi_ac_dir;
static struct proc_dir_entry *acpi_battery_dir;
static struct semaphore cm_sbs_sem;
static int lock_ac_dir_cnt = 0;
static int lock_battery_dir_cnt = 0;
struct proc_dir_entry *acpi_lock_ac_dir(void)
{
down(&cm_sbs_sem);
if (!acpi_ac_dir) {
acpi_ac_dir = proc_mkdir(ACPI_AC_CLASS, acpi_root_dir);
}
if (acpi_ac_dir) {
lock_ac_dir_cnt++;
} else {
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"Cannot create %s\n", ACPI_AC_CLASS));
}
up(&cm_sbs_sem);
return acpi_ac_dir;
}
EXPORT_SYMBOL(acpi_lock_ac_dir);
void acpi_unlock_ac_dir(struct proc_dir_entry *acpi_ac_dir_param)
{
down(&cm_sbs_sem);
if (acpi_ac_dir_param) {
lock_ac_dir_cnt--;
}
if (lock_ac_dir_cnt == 0 && acpi_ac_dir_param && acpi_ac_dir) {
remove_proc_entry(ACPI_AC_CLASS, acpi_root_dir);
acpi_ac_dir = 0;
}
up(&cm_sbs_sem);
}
EXPORT_SYMBOL(acpi_unlock_ac_dir);
struct proc_dir_entry *acpi_lock_battery_dir(void)
{
down(&cm_sbs_sem);
if (!acpi_battery_dir) {
acpi_battery_dir =
proc_mkdir(ACPI_BATTERY_CLASS, acpi_root_dir);
}
if (acpi_battery_dir) {
lock_battery_dir_cnt++;
} else {
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"Cannot create %s\n", ACPI_BATTERY_CLASS));
}
up(&cm_sbs_sem);
return acpi_battery_dir;
}
EXPORT_SYMBOL(acpi_lock_battery_dir);
void acpi_unlock_battery_dir(struct proc_dir_entry *acpi_battery_dir_param)
{
down(&cm_sbs_sem);
if (acpi_battery_dir_param) {
lock_battery_dir_cnt--;
}
if (lock_battery_dir_cnt == 0 && acpi_battery_dir_param
&& acpi_battery_dir) {
remove_proc_entry(ACPI_BATTERY_CLASS, acpi_root_dir);
acpi_battery_dir = 0;
}
up(&cm_sbs_sem);
return;
}
EXPORT_SYMBOL(acpi_unlock_battery_dir);
static int __init acpi_cm_sbs_init(void)
{
if (acpi_disabled)
return 0;
init_MUTEX(&cm_sbs_sem);
return 0;
}
subsys_initcall(acpi_cm_sbs_init);

View File

@ -236,7 +236,7 @@ container_walk_namespace_cb(acpi_handle handle,
}
end:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return AE_OK;
}

View File

@ -64,7 +64,7 @@ static struct acpi_driver acpi_fan_driver = {
};
struct acpi_fan {
acpi_handle handle;
struct acpi_device * device;
};
/* --------------------------------------------------------------------------
@ -80,7 +80,7 @@ static int acpi_fan_read_state(struct seq_file *seq, void *offset)
if (fan) {
if (acpi_bus_get_power(fan->handle, &state))
if (acpi_bus_get_power(fan->device->handle, &state))
seq_printf(seq, "status: ERROR\n");
else
seq_printf(seq, "status: %s\n",
@ -112,7 +112,7 @@ acpi_fan_write_state(struct file *file, const char __user * buffer,
state_string[count] = '\0';
result = acpi_bus_set_power(fan->handle,
result = acpi_bus_set_power(fan->device->handle,
simple_strtoul(state_string, NULL, 0));
if (result)
return result;
@ -191,12 +191,12 @@ static int acpi_fan_add(struct acpi_device *device)
return -ENOMEM;
memset(fan, 0, sizeof(struct acpi_fan));
fan->handle = device->handle;
fan->device = device;
strcpy(acpi_device_name(device), "Fan");
strcpy(acpi_device_class(device), ACPI_FAN_CLASS);
acpi_driver_data(device) = fan;
result = acpi_bus_get_power(fan->handle, &state);
result = acpi_bus_get_power(device->handle, &state);
if (result) {
printk(KERN_ERR PREFIX "Reading power state\n");
goto end;

View File

@ -152,7 +152,7 @@ static int get_root_bridge_busnr(acpi_handle handle)
bbn = bus;
}
exit:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return (int)bbn;
}
@ -192,7 +192,7 @@ find_pci_rootbridge(acpi_handle handle, u32 lvl, void *context, void **rv)
find->handle = handle;
status = AE_OK;
exit:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return status;
}
@ -224,7 +224,7 @@ do_acpi_find_child(acpi_handle handle, u32 lvl, void *context, void **rv)
info = buffer.pointer;
if (info->address == find->address)
find->handle = handle;
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
}
return AE_OK;
}
@ -330,7 +330,7 @@ static int acpi_platform_notify(struct device *dev)
acpi_get_name(dev->firmware_data, ACPI_FULL_PATHNAME, &buffer);
DBG("Device %s -> %s\n", dev->bus_id, (char *)buffer.pointer);
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
} else
DBG("Device %s -> No ACPI support\n", dev->bus_id);
#endif

406
drivers/acpi/i2c_ec.c Normal file
View File

@ -0,0 +1,406 @@
/*
* SMBus driver for ACPI Embedded Controller ($Revision: 1.3 $)
*
* Copyright (c) 2002, 2005 Ducrot Bruno
* Copyright (c) 2005 Rich Townsend (tiny hacks & tweaks)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2.
*/
#include <linux/version.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/stddef.h>
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/i2c.h>
#include <linux/acpi.h>
#include <linux/delay.h>
#include "i2c_ec.h"
#define xudelay(t) udelay(t)
#define xmsleep(t) msleep(t)
#define ACPI_EC_HC_COMPONENT 0x00080000
#define ACPI_EC_HC_CLASS "ec_hc_smbus"
#define ACPI_EC_HC_HID "ACPI0001"
#define ACPI_EC_HC_DRIVER_NAME "ACPI EC HC smbus driver"
#define ACPI_EC_HC_DEVICE_NAME "EC HC smbus"
#define _COMPONENT ACPI_EC_HC_COMPONENT
ACPI_MODULE_NAME("acpi_smbus")
static int acpi_ec_hc_add(struct acpi_device *device);
static int acpi_ec_hc_remove(struct acpi_device *device, int type);
static struct acpi_driver acpi_ec_hc_driver = {
.name = ACPI_EC_HC_DRIVER_NAME,
.class = ACPI_EC_HC_CLASS,
.ids = ACPI_EC_HC_HID,
.ops = {
.add = acpi_ec_hc_add,
.remove = acpi_ec_hc_remove,
},
};
/* Various bit mask for EC_SC (R) */
#define OBF 0x01
#define IBF 0x02
#define CMD 0x08
#define BURST 0x10
#define SCI_EVT 0x20
#define SMI_EVT 0x40
/* Commands for EC_SC (W) */
#define RD_EC 0x80
#define WR_EC 0x81
#define BE_EC 0x82
#define BD_EC 0x83
#define QR_EC 0x84
/*
* ACPI 2.0 chapter 13 SMBus 2.0 EC register model
*/
#define ACPI_EC_SMB_PRTCL 0x00 /* protocol, PEC */
#define ACPI_EC_SMB_STS 0x01 /* status */
#define ACPI_EC_SMB_ADDR 0x02 /* address */
#define ACPI_EC_SMB_CMD 0x03 /* command */
#define ACPI_EC_SMB_DATA 0x04 /* 32 data registers */
#define ACPI_EC_SMB_BCNT 0x24 /* number of data bytes */
#define ACPI_EC_SMB_ALRM_A 0x25 /* alarm address */
#define ACPI_EC_SMB_ALRM_D 0x26 /* 2 bytes alarm data */
#define ACPI_EC_SMB_STS_DONE 0x80
#define ACPI_EC_SMB_STS_ALRM 0x40
#define ACPI_EC_SMB_STS_RES 0x20
#define ACPI_EC_SMB_STS_STATUS 0x1f
#define ACPI_EC_SMB_STATUS_OK 0x00
#define ACPI_EC_SMB_STATUS_FAIL 0x07
#define ACPI_EC_SMB_STATUS_DNAK 0x10
#define ACPI_EC_SMB_STATUS_DERR 0x11
#define ACPI_EC_SMB_STATUS_CMD_DENY 0x12
#define ACPI_EC_SMB_STATUS_UNKNOWN 0x13
#define ACPI_EC_SMB_STATUS_ACC_DENY 0x17
#define ACPI_EC_SMB_STATUS_TIMEOUT 0x18
#define ACPI_EC_SMB_STATUS_NOTSUP 0x19
#define ACPI_EC_SMB_STATUS_BUSY 0x1A
#define ACPI_EC_SMB_STATUS_PEC 0x1F
#define ACPI_EC_SMB_PRTCL_WRITE 0x00
#define ACPI_EC_SMB_PRTCL_READ 0x01
#define ACPI_EC_SMB_PRTCL_QUICK 0x02
#define ACPI_EC_SMB_PRTCL_BYTE 0x04
#define ACPI_EC_SMB_PRTCL_BYTE_DATA 0x06
#define ACPI_EC_SMB_PRTCL_WORD_DATA 0x08
#define ACPI_EC_SMB_PRTCL_BLOCK_DATA 0x0a
#define ACPI_EC_SMB_PRTCL_PROC_CALL 0x0c
#define ACPI_EC_SMB_PRTCL_BLOCK_PROC_CALL 0x0d
#define ACPI_EC_SMB_PRTCL_I2C_BLOCK_DATA 0x4a
#define ACPI_EC_SMB_PRTCL_PEC 0x80
/* Length of pre/post transaction sleep (msec) */
#define ACPI_EC_SMB_TRANSACTION_SLEEP 1
#define ACPI_EC_SMB_ACCESS_SLEEP1 1
#define ACPI_EC_SMB_ACCESS_SLEEP2 10
static int acpi_ec_smb_read(struct acpi_ec_smbus *smbus, u8 address, u8 * data)
{
u8 val;
int err;
err = ec_read(smbus->base + address, &val);
if (!err) {
*data = val;
}
xmsleep(ACPI_EC_SMB_TRANSACTION_SLEEP);
return (err);
}
static int acpi_ec_smb_write(struct acpi_ec_smbus *smbus, u8 address, u8 data)
{
int err;
err = ec_write(smbus->base + address, data);
return (err);
}
static int
acpi_ec_smb_access(struct i2c_adapter *adap, u16 addr, unsigned short flags,
char read_write, u8 command, int size,
union i2c_smbus_data *data)
{
struct acpi_ec_smbus *smbus = adap->algo_data;
unsigned char protocol, len = 0, pec, temp[2] = { 0, 0 };
int i;
if (read_write == I2C_SMBUS_READ) {
protocol = ACPI_EC_SMB_PRTCL_READ;
} else {
protocol = ACPI_EC_SMB_PRTCL_WRITE;
}
pec = (flags & I2C_CLIENT_PEC) ? ACPI_EC_SMB_PRTCL_PEC : 0;
switch (size) {
case I2C_SMBUS_QUICK:
protocol |= ACPI_EC_SMB_PRTCL_QUICK;
read_write = I2C_SMBUS_WRITE;
break;
case I2C_SMBUS_BYTE:
if (read_write == I2C_SMBUS_WRITE) {
acpi_ec_smb_write(smbus, ACPI_EC_SMB_DATA, data->byte);
}
protocol |= ACPI_EC_SMB_PRTCL_BYTE;
break;
case I2C_SMBUS_BYTE_DATA:
acpi_ec_smb_write(smbus, ACPI_EC_SMB_CMD, command);
if (read_write == I2C_SMBUS_WRITE) {
acpi_ec_smb_write(smbus, ACPI_EC_SMB_DATA, data->byte);
}
protocol |= ACPI_EC_SMB_PRTCL_BYTE_DATA;
break;
case I2C_SMBUS_WORD_DATA:
acpi_ec_smb_write(smbus, ACPI_EC_SMB_CMD, command);
if (read_write == I2C_SMBUS_WRITE) {
acpi_ec_smb_write(smbus, ACPI_EC_SMB_DATA, data->word);
acpi_ec_smb_write(smbus, ACPI_EC_SMB_DATA + 1,
data->word >> 8);
}
protocol |= ACPI_EC_SMB_PRTCL_WORD_DATA | pec;
break;
case I2C_SMBUS_BLOCK_DATA:
acpi_ec_smb_write(smbus, ACPI_EC_SMB_CMD, command);
if (read_write == I2C_SMBUS_WRITE) {
len = min_t(u8, data->block[0], 32);
acpi_ec_smb_write(smbus, ACPI_EC_SMB_BCNT, len);
for (i = 0; i < len; i++)
acpi_ec_smb_write(smbus, ACPI_EC_SMB_DATA + i,
data->block[i + 1]);
}
protocol |= ACPI_EC_SMB_PRTCL_BLOCK_DATA | pec;
break;
case I2C_SMBUS_I2C_BLOCK_DATA:
len = min_t(u8, data->block[0], 32);
acpi_ec_smb_write(smbus, ACPI_EC_SMB_CMD, command);
acpi_ec_smb_write(smbus, ACPI_EC_SMB_BCNT, len);
if (read_write == I2C_SMBUS_WRITE) {
for (i = 0; i < len; i++) {
acpi_ec_smb_write(smbus, ACPI_EC_SMB_DATA + i,
data->block[i + 1]);
}
}
protocol |= ACPI_EC_SMB_PRTCL_I2C_BLOCK_DATA;
break;
case I2C_SMBUS_PROC_CALL:
acpi_ec_smb_write(smbus, ACPI_EC_SMB_CMD, command);
acpi_ec_smb_write(smbus, ACPI_EC_SMB_DATA, data->word);
acpi_ec_smb_write(smbus, ACPI_EC_SMB_DATA + 1, data->word >> 8);
protocol = ACPI_EC_SMB_PRTCL_PROC_CALL | pec;
read_write = I2C_SMBUS_READ;
break;
case I2C_SMBUS_BLOCK_PROC_CALL:
protocol |= pec;
len = min_t(u8, data->block[0], 31);
acpi_ec_smb_write(smbus, ACPI_EC_SMB_CMD, command);
acpi_ec_smb_write(smbus, ACPI_EC_SMB_BCNT, len);
for (i = 0; i < len; i++)
acpi_ec_smb_write(smbus, ACPI_EC_SMB_DATA + i,
data->block[i + 1]);
protocol = ACPI_EC_SMB_PRTCL_BLOCK_PROC_CALL | pec;
read_write = I2C_SMBUS_READ;
break;
default:
ACPI_DEBUG_PRINT((ACPI_DB_WARN, "EC SMBus adapter: "
"Unsupported transaction %d\n", size));
return (-1);
}
acpi_ec_smb_write(smbus, ACPI_EC_SMB_ADDR, addr << 1);
acpi_ec_smb_write(smbus, ACPI_EC_SMB_PRTCL, protocol);
acpi_ec_smb_read(smbus, ACPI_EC_SMB_STS, temp + 0);
if (~temp[0] & ACPI_EC_SMB_STS_DONE) {
xudelay(500);
acpi_ec_smb_read(smbus, ACPI_EC_SMB_STS, temp + 0);
}
if (~temp[0] & ACPI_EC_SMB_STS_DONE) {
xmsleep(ACPI_EC_SMB_ACCESS_SLEEP2);
acpi_ec_smb_read(smbus, ACPI_EC_SMB_STS, temp + 0);
}
if ((~temp[0] & ACPI_EC_SMB_STS_DONE)
|| (temp[0] & ACPI_EC_SMB_STS_STATUS)) {
return (-1);
}
if (read_write == I2C_SMBUS_WRITE) {
return (0);
}
switch (size) {
case I2C_SMBUS_BYTE:
case I2C_SMBUS_BYTE_DATA:
acpi_ec_smb_read(smbus, ACPI_EC_SMB_DATA, &data->byte);
break;
case I2C_SMBUS_WORD_DATA:
case I2C_SMBUS_PROC_CALL:
acpi_ec_smb_read(smbus, ACPI_EC_SMB_DATA, temp + 0);
acpi_ec_smb_read(smbus, ACPI_EC_SMB_DATA + 1, temp + 1);
data->word = (temp[1] << 8) | temp[0];
break;
case I2C_SMBUS_BLOCK_DATA:
case I2C_SMBUS_BLOCK_PROC_CALL:
len = 0;
acpi_ec_smb_read(smbus, ACPI_EC_SMB_BCNT, &len);
len = min_t(u8, len, 32);
case I2C_SMBUS_I2C_BLOCK_DATA:
for (i = 0; i < len; i++)
acpi_ec_smb_read(smbus, ACPI_EC_SMB_DATA + i,
data->block + i + 1);
data->block[0] = len;
break;
}
return (0);
}
static u32 acpi_ec_smb_func(struct i2c_adapter *adapter)
{
return (I2C_FUNC_SMBUS_QUICK | I2C_FUNC_SMBUS_BYTE |
I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA |
I2C_FUNC_SMBUS_BLOCK_DATA |
I2C_FUNC_SMBUS_PROC_CALL |
I2C_FUNC_SMBUS_BLOCK_PROC_CALL |
I2C_FUNC_SMBUS_I2C_BLOCK | I2C_FUNC_SMBUS_HWPEC_CALC);
}
static struct i2c_algorithm acpi_ec_smbus_algorithm = {
.smbus_xfer = acpi_ec_smb_access,
.functionality = acpi_ec_smb_func,
};
static int acpi_ec_hc_add(struct acpi_device *device)
{
int status;
unsigned long val;
struct acpi_ec_hc *ec_hc;
struct acpi_ec_smbus *smbus;
if (!device) {
return -EINVAL;
}
ec_hc = kmalloc(sizeof(struct acpi_ec_hc), GFP_KERNEL);
if (!ec_hc) {
return -ENOMEM;
}
memset(ec_hc, 0, sizeof(struct acpi_ec_hc));
smbus = kmalloc(sizeof(struct acpi_ec_smbus), GFP_KERNEL);
if (!smbus) {
kfree(ec_hc);
return -ENOMEM;
}
memset(smbus, 0, sizeof(struct acpi_ec_smbus));
ec_hc->handle = device->handle;
strcpy(acpi_device_name(device), ACPI_EC_HC_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_EC_HC_CLASS);
acpi_driver_data(device) = ec_hc;
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(smbus);
return -EIO;
}
smbus->ec = acpi_driver_data(device->parent);
smbus->base = (val & 0xff00ull) >> 8;
smbus->alert = val & 0xffull;
smbus->adapter.owner = THIS_MODULE;
smbus->adapter.algo = &acpi_ec_smbus_algorithm;
smbus->adapter.algo_data = smbus;
if (i2c_add_adapter(&smbus->adapter)) {
ACPI_DEBUG_PRINT((ACPI_DB_WARN,
"EC SMBus adapter: Failed to register adapter\n"));
kfree(smbus);
kfree(ec_hc);
return -EIO;
}
ec_hc->smbus = smbus;
printk(KERN_INFO PREFIX "%s [%s]\n",
acpi_device_name(device), acpi_device_bid(device));
return AE_OK;
}
static int acpi_ec_hc_remove(struct acpi_device *device, int type)
{
struct acpi_ec_hc *ec_hc;
if (!device) {
return -EINVAL;
}
ec_hc = acpi_driver_data(device);
i2c_del_adapter(&ec_hc->smbus->adapter);
kfree(ec_hc->smbus);
kfree(ec_hc);
return AE_OK;
}
static int __init acpi_ec_hc_init(void)
{
int result;
result = acpi_bus_register_driver(&acpi_ec_hc_driver);
if (result < 0) {
return -ENODEV;
}
return 0;
}
static void __exit acpi_ec_hc_exit(void)
{
acpi_bus_unregister_driver(&acpi_ec_hc_driver);
}
struct acpi_ec_hc *acpi_get_ec_hc(struct acpi_device *device)
{
return ((struct acpi_ec_hc *)acpi_driver_data(device->parent));
}
EXPORT_SYMBOL(acpi_get_ec_hc);
module_init(acpi_ec_hc_init);
module_exit(acpi_ec_hc_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Ducrot Bruno");
MODULE_DESCRIPTION("ACPI EC SMBus driver");

23
drivers/acpi/i2c_ec.h Normal file
View File

@ -0,0 +1,23 @@
/*
* SMBus driver for ACPI Embedded Controller ($Revision: 1.2 $)
*
* Copyright (c) 2002, 2005 Ducrot Bruno
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2.
*/
struct acpi_ec_smbus {
struct i2c_adapter adapter;
union acpi_ec *ec;
int base;
int alert;
};
struct acpi_ec_hc {
acpi_handle handle;
struct acpi_ec_smbus *smbus;
};
struct acpi_ec_hc *acpi_get_ec_hc(struct acpi_device *device);

View File

@ -133,7 +133,7 @@ acpi_evaluate_object_typed(acpi_handle handle,
/* Caller used ACPI_ALLOCATE_BUFFER, free the return buffer */
acpi_os_free(return_buffer->pointer);
ACPI_FREE(return_buffer->pointer);
return_buffer->pointer = NULL;
}

View File

@ -259,12 +259,10 @@ int acpi_get_node(acpi_handle *handle)
{
int pxm, node = -1;
ACPI_FUNCTION_TRACE("acpi_get_node");
pxm = acpi_get_pxm(handle);
if (pxm >= 0)
node = acpi_map_pxm_to_node(pxm);
return_VALUE(node);
return node;
}
EXPORT_SYMBOL(acpi_get_node);

View File

@ -146,13 +146,6 @@ void *acpi_os_allocate(acpi_size size)
return kmalloc(size, GFP_KERNEL);
}
void acpi_os_free(void *ptr)
{
kfree(ptr);
}
EXPORT_SYMBOL(acpi_os_free);
acpi_status acpi_os_get_root_pointer(u32 flags, struct acpi_pointer *addr)
{
if (efi_enabled) {
@ -742,7 +735,7 @@ acpi_status acpi_os_delete_semaphore(acpi_handle handle)
ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Deleting semaphore[%p].\n", handle));
acpi_os_free(sem);
kfree(sem);
sem = NULL;
return AE_OK;

View File

@ -83,7 +83,6 @@ struct acpi_pci_link_irq {
struct acpi_pci_link {
struct list_head node;
struct acpi_device *device;
acpi_handle handle;
struct acpi_pci_link_irq irq;
int refcnt;
};
@ -175,7 +174,7 @@ static int acpi_pci_link_get_possible(struct acpi_pci_link *link)
if (!link)
return -EINVAL;
status = acpi_walk_resources(link->handle, METHOD_NAME__PRS,
status = acpi_walk_resources(link->device->handle, METHOD_NAME__PRS,
acpi_pci_link_check_possible, link);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PRS"));
@ -249,8 +248,7 @@ static int acpi_pci_link_get_current(struct acpi_pci_link *link)
acpi_status status = AE_OK;
int irq = 0;
if (!link || !link->handle)
if (!link)
return -EINVAL;
link->irq.active = 0;
@ -274,7 +272,7 @@ static int acpi_pci_link_get_current(struct acpi_pci_link *link)
* Query and parse _CRS to get the current IRQ assignment.
*/
status = acpi_walk_resources(link->handle, METHOD_NAME__CRS,
status = acpi_walk_resources(link->device->handle, METHOD_NAME__CRS,
acpi_pci_link_check_current, &irq);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _CRS"));
@ -360,7 +358,7 @@ static int acpi_pci_link_set(struct acpi_pci_link *link, int irq)
resource->end.type = ACPI_RESOURCE_TYPE_END_TAG;
/* Attempt to set the resource */
status = acpi_set_current_resources(link->handle, &buffer);
status = acpi_set_current_resources(link->device->handle, &buffer);
/* check for total failure */
if (ACPI_FAILURE(status)) {
@ -699,7 +697,7 @@ int acpi_pci_link_free_irq(acpi_handle handle)
acpi_device_bid(link->device)));
if (link->refcnt == 0) {
acpi_ut_evaluate_object(link->handle, "_DIS", 0, NULL);
acpi_ut_evaluate_object(link->device->handle, "_DIS", 0, NULL);
}
mutex_unlock(&acpi_link_lock);
return (link->irq.active);
@ -726,7 +724,6 @@ static int acpi_pci_link_add(struct acpi_device *device)
memset(link, 0, sizeof(struct acpi_pci_link));
link->device = device;
link->handle = device->handle;
strcpy(acpi_device_name(device), ACPI_PCI_LINK_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_PCI_LINK_CLASS);
acpi_driver_data(device) = link;
@ -765,7 +762,7 @@ static int acpi_pci_link_add(struct acpi_device *device)
end:
/* disable all links -- to be activated on use */
acpi_ut_evaluate_object(link->handle, "_DIS", 0, NULL);
acpi_ut_evaluate_object(device->handle, "_DIS", 0, NULL);
mutex_unlock(&acpi_link_lock);
if (result)

View File

@ -58,7 +58,7 @@ static struct acpi_driver acpi_pci_root_driver = {
struct acpi_pci_root {
struct list_head node;
acpi_handle handle;
struct acpi_device * device;
struct acpi_pci_id id;
struct pci_bus *bus;
};
@ -83,7 +83,7 @@ int acpi_pci_register_driver(struct acpi_pci_driver *driver)
list_for_each(entry, &acpi_pci_roots) {
struct acpi_pci_root *root;
root = list_entry(entry, struct acpi_pci_root, node);
driver->add(root->handle);
driver->add(root->device->handle);
n++;
}
@ -110,7 +110,7 @@ void acpi_pci_unregister_driver(struct acpi_pci_driver *driver)
list_for_each(entry, &acpi_pci_roots) {
struct acpi_pci_root *root;
root = list_entry(entry, struct acpi_pci_root, node);
driver->remove(root->handle);
driver->remove(root->device->handle);
}
}
@ -170,7 +170,7 @@ static int acpi_pci_root_add(struct acpi_device *device)
memset(root, 0, sizeof(struct acpi_pci_root));
INIT_LIST_HEAD(&root->node);
root->handle = device->handle;
root->device = device;
strcpy(acpi_device_name(device), ACPI_PCI_ROOT_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_PCI_ROOT_CLASS);
acpi_driver_data(device) = root;
@ -185,7 +185,7 @@ static int acpi_pci_root_add(struct acpi_device *device)
* -------
* Obtained via _SEG, if exists, otherwise assumed to be zero (0).
*/
status = acpi_evaluate_integer(root->handle, METHOD_NAME__SEG, NULL,
status = acpi_evaluate_integer(device->handle, METHOD_NAME__SEG, NULL,
&value);
switch (status) {
case AE_OK:
@ -207,7 +207,7 @@ static int acpi_pci_root_add(struct acpi_device *device)
* ---
* Obtained via _BBN, if exists, otherwise assumed to be zero (0).
*/
status = acpi_evaluate_integer(root->handle, METHOD_NAME__BBN, NULL,
status = acpi_evaluate_integer(device->handle, METHOD_NAME__BBN, NULL,
&value);
switch (status) {
case AE_OK:
@ -234,7 +234,7 @@ static int acpi_pci_root_add(struct acpi_device *device)
"Wrong _BBN value, reboot"
" and use option 'pci=noacpi'\n");
status = try_get_root_bridge_busnr(root->handle, &bus);
status = try_get_root_bridge_busnr(device->handle, &bus);
if (ACPI_FAILURE(status))
break;
if (bus != root->id.bus) {
@ -294,9 +294,9 @@ static int acpi_pci_root_add(struct acpi_device *device)
* -----------------
* Evaluate and parse _PRT, if exists.
*/
status = acpi_get_handle(root->handle, METHOD_NAME__PRT, &handle);
status = acpi_get_handle(device->handle, METHOD_NAME__PRT, &handle);
if (ACPI_SUCCESS(status))
result = acpi_pci_irq_add_prt(root->handle, root->id.segment,
result = acpi_pci_irq_add_prt(device->handle, root->id.segment,
root->id.bus);
end:
@ -315,7 +315,7 @@ static int acpi_pci_root_start(struct acpi_device *device)
list_for_each_entry(root, &acpi_pci_roots, node) {
if (root->handle == device->handle) {
if (root->device == device) {
pci_bus_add_devices(root->bus);
return 0;
}

View File

@ -70,7 +70,7 @@ static struct acpi_driver acpi_power_driver = {
};
struct acpi_power_resource {
acpi_handle handle;
struct acpi_device * device;
acpi_bus_id name;
u32 system_level;
u32 order;
@ -124,7 +124,7 @@ static int acpi_power_get_state(struct acpi_power_resource *resource)
if (!resource)
return -EINVAL;
status = acpi_evaluate_integer(resource->handle, "_STA", NULL, &sta);
status = acpi_evaluate_integer(resource->device->handle, "_STA", NULL, &sta);
if (ACPI_FAILURE(status))
return -ENODEV;
@ -192,7 +192,7 @@ static int acpi_power_on(acpi_handle handle)
return 0;
}
status = acpi_evaluate_object(resource->handle, "_ON", NULL, NULL);
status = acpi_evaluate_object(resource->device->handle, "_ON", NULL, NULL);
if (ACPI_FAILURE(status))
return -ENODEV;
@ -203,10 +203,8 @@ static int acpi_power_on(acpi_handle handle)
return -ENOEXEC;
/* Update the power resource's _device_ power state */
result = acpi_bus_get_device(resource->handle, &device);
if (result)
return result;
device->power.state = ACPI_STATE_D0;
device = resource->device;
resource->device->power.state = ACPI_STATE_D0;
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Resource [%s] turned on\n",
resource->name));
@ -242,7 +240,7 @@ static int acpi_power_off_device(acpi_handle handle)
return 0;
}
status = acpi_evaluate_object(resource->handle, "_OFF", NULL, NULL);
status = acpi_evaluate_object(resource->device->handle, "_OFF", NULL, NULL);
if (ACPI_FAILURE(status))
return -ENODEV;
@ -253,9 +251,7 @@ static int acpi_power_off_device(acpi_handle handle)
return -ENOEXEC;
/* Update the power resource's _device_ power state */
result = acpi_bus_get_device(resource->handle, &device);
if (result)
return result;
device = resource->device;
device->power.state = ACPI_STATE_D3;
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Resource [%s] turned off\n",
@ -544,14 +540,14 @@ static int acpi_power_add(struct acpi_device *device)
return -ENOMEM;
memset(resource, 0, sizeof(struct acpi_power_resource));
resource->handle = device->handle;
resource->device = device;
strcpy(resource->name, device->pnp.bus_id);
strcpy(acpi_device_name(device), ACPI_POWER_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_POWER_CLASS);
acpi_driver_data(device) = resource;
/* Evalute the object to get the system level and resource order. */
status = acpi_evaluate_object(resource->handle, NULL, NULL, &buffer);
status = acpi_evaluate_object(device->handle, NULL, NULL, &buffer);
if (ACPI_FAILURE(status)) {
result = -ENODEV;
goto end;

View File

@ -768,7 +768,7 @@ static int acpi_processor_get_power_info_cst(struct acpi_processor *pr)
status = -EFAULT;
end:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return status;
}

View File

@ -216,7 +216,7 @@ static int acpi_processor_get_performance_control(struct acpi_processor *pr)
sizeof(struct acpi_pct_register));
end:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return result;
}
@ -294,7 +294,7 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr)
}
end:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return result;
}
@ -592,7 +592,7 @@ static int acpi_processor_get_psd(struct acpi_processor *pr)
}
end:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return result;
}

1766
drivers/acpi/sbs.c Normal file

File diff suppressed because it is too large Load Diff

View File

@ -319,7 +319,7 @@ static int acpi_bus_get_wakeup_device_flags(struct acpi_device *device)
goto end;
}
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
device->wakeup.flags.valid = 1;
/* Power button, Lid switch always enable wakeup */
@ -854,7 +854,7 @@ static void acpi_device_set_id(struct acpi_device *device,
printk(KERN_ERR "Memory allocation error\n");
}
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
}
static int acpi_device_set_context(struct acpi_device *device, int type)

View File

@ -86,7 +86,7 @@ acpi_system_read_dsdt(struct file *file,
res = simple_read_from_buffer(buffer, count, ppos,
dsdt.pointer, dsdt.length);
acpi_os_free(dsdt.pointer);
kfree(dsdt.pointer);
return res;
}
@ -113,7 +113,7 @@ acpi_system_read_fadt(struct file *file,
res = simple_read_from_buffer(buffer, count, ppos,
fadt.pointer, fadt.length);
acpi_os_free(fadt.pointer);
kfree(fadt.pointer);
return res;
}

View File

@ -162,7 +162,7 @@ struct acpi_thermal_flags {
};
struct acpi_thermal {
acpi_handle handle;
struct acpi_device * device;
acpi_bus_id name;
unsigned long temperature;
unsigned long last_temperature;
@ -229,7 +229,7 @@ static int acpi_thermal_get_temperature(struct acpi_thermal *tz)
tz->last_temperature = tz->temperature;
status =
acpi_evaluate_integer(tz->handle, "_TMP", NULL, &tz->temperature);
acpi_evaluate_integer(tz->device->handle, "_TMP", NULL, &tz->temperature);
if (ACPI_FAILURE(status))
return -ENODEV;
@ -248,7 +248,7 @@ static int acpi_thermal_get_polling_frequency(struct acpi_thermal *tz)
return -EINVAL;
status =
acpi_evaluate_integer(tz->handle, "_TZP", NULL,
acpi_evaluate_integer(tz->device->handle, "_TZP", NULL,
&tz->polling_frequency);
if (ACPI_FAILURE(status))
return -ENODEV;
@ -285,7 +285,7 @@ static int acpi_thermal_set_cooling_mode(struct acpi_thermal *tz, int mode)
if (!tz)
return -EINVAL;
status = acpi_get_handle(tz->handle, "_SCP", &handle);
status = acpi_get_handle(tz->device->handle, "_SCP", &handle);
if (ACPI_FAILURE(status)) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "_SCP not present\n"));
return -ENODEV;
@ -316,7 +316,7 @@ static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
/* Critical Shutdown (required) */
status = acpi_evaluate_integer(tz->handle, "_CRT", NULL,
status = acpi_evaluate_integer(tz->device->handle, "_CRT", NULL,
&tz->trips.critical.temperature);
if (ACPI_FAILURE(status)) {
tz->trips.critical.flags.valid = 0;
@ -332,7 +332,7 @@ static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
/* Critical Sleep (optional) */
status =
acpi_evaluate_integer(tz->handle, "_HOT", NULL,
acpi_evaluate_integer(tz->device->handle, "_HOT", NULL,
&tz->trips.hot.temperature);
if (ACPI_FAILURE(status)) {
tz->trips.hot.flags.valid = 0;
@ -346,7 +346,7 @@ static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
/* Passive: Processors (optional) */
status =
acpi_evaluate_integer(tz->handle, "_PSV", NULL,
acpi_evaluate_integer(tz->device->handle, "_PSV", NULL,
&tz->trips.passive.temperature);
if (ACPI_FAILURE(status)) {
tz->trips.passive.flags.valid = 0;
@ -355,25 +355,25 @@ static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
tz->trips.passive.flags.valid = 1;
status =
acpi_evaluate_integer(tz->handle, "_TC1", NULL,
acpi_evaluate_integer(tz->device->handle, "_TC1", NULL,
&tz->trips.passive.tc1);
if (ACPI_FAILURE(status))
tz->trips.passive.flags.valid = 0;
status =
acpi_evaluate_integer(tz->handle, "_TC2", NULL,
acpi_evaluate_integer(tz->device->handle, "_TC2", NULL,
&tz->trips.passive.tc2);
if (ACPI_FAILURE(status))
tz->trips.passive.flags.valid = 0;
status =
acpi_evaluate_integer(tz->handle, "_TSP", NULL,
acpi_evaluate_integer(tz->device->handle, "_TSP", NULL,
&tz->trips.passive.tsp);
if (ACPI_FAILURE(status))
tz->trips.passive.flags.valid = 0;
status =
acpi_evaluate_reference(tz->handle, "_PSL", NULL,
acpi_evaluate_reference(tz->device->handle, "_PSL", NULL,
&tz->trips.passive.devices);
if (ACPI_FAILURE(status))
tz->trips.passive.flags.valid = 0;
@ -393,14 +393,14 @@ static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
char name[5] = { '_', 'A', 'C', ('0' + i), '\0' };
status =
acpi_evaluate_integer(tz->handle, name, NULL,
acpi_evaluate_integer(tz->device->handle, name, NULL,
&tz->trips.active[i].temperature);
if (ACPI_FAILURE(status))
break;
name[2] = 'L';
status =
acpi_evaluate_reference(tz->handle, name, NULL,
acpi_evaluate_reference(tz->device->handle, name, NULL,
&tz->trips.active[i].devices);
if (ACPI_SUCCESS(status)) {
tz->trips.active[i].flags.valid = 1;
@ -424,7 +424,7 @@ static int acpi_thermal_get_devices(struct acpi_thermal *tz)
return -EINVAL;
status =
acpi_evaluate_reference(tz->handle, "_TZD", NULL, &tz->devices);
acpi_evaluate_reference(tz->device->handle, "_TZD", NULL, &tz->devices);
if (ACPI_FAILURE(status))
return -ENODEV;
@ -453,10 +453,6 @@ static int acpi_thermal_call_usermode(char *path)
static int acpi_thermal_critical(struct acpi_thermal *tz)
{
int result = 0;
struct acpi_device *device = NULL;
if (!tz || !tz->trips.critical.flags.valid)
return -EINVAL;
@ -466,14 +462,10 @@ static int acpi_thermal_critical(struct acpi_thermal *tz)
} else if (tz->trips.critical.flags.enabled)
tz->trips.critical.flags.enabled = 0;
result = acpi_bus_get_device(tz->handle, &device);
if (result)
return result;
printk(KERN_EMERG
"Critical temperature reached (%ld C), shutting down.\n",
KELVIN_TO_CELSIUS(tz->temperature));
acpi_bus_generate_event(device, ACPI_THERMAL_NOTIFY_CRITICAL,
acpi_bus_generate_event(tz->device, ACPI_THERMAL_NOTIFY_CRITICAL,
tz->trips.critical.flags.enabled);
acpi_thermal_call_usermode(ACPI_THERMAL_PATH_POWEROFF);
@ -483,10 +475,6 @@ static int acpi_thermal_critical(struct acpi_thermal *tz)
static int acpi_thermal_hot(struct acpi_thermal *tz)
{
int result = 0;
struct acpi_device *device = NULL;
if (!tz || !tz->trips.hot.flags.valid)
return -EINVAL;
@ -496,11 +484,7 @@ static int acpi_thermal_hot(struct acpi_thermal *tz)
} else if (tz->trips.hot.flags.enabled)
tz->trips.hot.flags.enabled = 0;
result = acpi_bus_get_device(tz->handle, &device);
if (result)
return result;
acpi_bus_generate_event(device, ACPI_THERMAL_NOTIFY_HOT,
acpi_bus_generate_event(tz->device, ACPI_THERMAL_NOTIFY_HOT,
tz->trips.hot.flags.enabled);
/* TBD: Call user-mode "sleep(S4)" function */
@ -1193,8 +1177,7 @@ static void acpi_thermal_notify(acpi_handle handle, u32 event, void *data)
if (!tz)
return;
if (acpi_bus_get_device(tz->handle, &device))
return;
device = tz->device;
switch (event) {
case ACPI_THERMAL_NOTIFY_TEMPERATURE:
@ -1293,7 +1276,7 @@ static int acpi_thermal_add(struct acpi_device *device)
return -ENOMEM;
memset(tz, 0, sizeof(struct acpi_thermal));
tz->handle = device->handle;
tz->device = device;
strcpy(tz->name, device->pnp.bus_id);
strcpy(acpi_device_name(device), ACPI_THERMAL_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_THERMAL_CLASS);
@ -1311,7 +1294,7 @@ static int acpi_thermal_add(struct acpi_device *device)
acpi_thermal_check(tz);
status = acpi_install_notify_handler(tz->handle,
status = acpi_install_notify_handler(device->handle,
ACPI_DEVICE_NOTIFY,
acpi_thermal_notify, tz);
if (ACPI_FAILURE(status)) {
@ -1352,7 +1335,7 @@ static int acpi_thermal_remove(struct acpi_device *device, int type)
/* deferred task may reinsert timer */
del_timer_sync(&(tz->timer));
status = acpi_remove_notify_handler(tz->handle,
status = acpi_remove_notify_handler(device->handle,
ACPI_DEVICE_NOTIFY,
acpi_thermal_notify);

View File

@ -166,10 +166,10 @@ acpi_status acpi_ut_delete_caches(void)
/* Free memory lists */
acpi_os_free(acpi_gbl_global_list);
ACPI_FREE(acpi_gbl_global_list);
acpi_gbl_global_list = NULL;
acpi_os_free(acpi_gbl_ns_node_list);
ACPI_FREE(acpi_gbl_ns_node_list);
acpi_gbl_ns_node_list = NULL;
#endif

View File

@ -162,7 +162,7 @@ acpi_status acpi_os_delete_cache(struct acpi_memory_list * cache)
/* Now we can delete the cache object */
acpi_os_free(cache);
ACPI_FREE(cache);
return (AE_OK);
}

View File

@ -332,7 +332,7 @@ acpi_evaluate_string(acpi_handle handle,
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Return value [%s]\n", *data));
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return AE_OK;
}
@ -418,7 +418,7 @@ acpi_evaluate_reference(acpi_handle handle,
//kfree(list->handles);
}
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return status;
}

View File

@ -117,7 +117,7 @@ struct acpi_video_enumerated_device {
};
struct acpi_video_bus {
acpi_handle handle;
struct acpi_device *device;
u8 dos_setting;
struct acpi_video_enumerated_device *attached_array;
u8 attached_count;
@ -155,7 +155,6 @@ struct acpi_video_device_brightness {
};
struct acpi_video_device {
acpi_handle handle;
unsigned long device_id;
struct acpi_video_device_flags flags;
struct acpi_video_device_cap cap;
@ -272,7 +271,8 @@ static int
acpi_video_device_query(struct acpi_video_device *device, unsigned long *state)
{
int status;
status = acpi_evaluate_integer(device->handle, "_DGS", NULL, state);
status = acpi_evaluate_integer(device->dev->handle, "_DGS", NULL, state);
return status;
}
@ -283,8 +283,7 @@ acpi_video_device_get_state(struct acpi_video_device *device,
{
int status;
status = acpi_evaluate_integer(device->handle, "_DCS", NULL, state);
status = acpi_evaluate_integer(device->dev->handle, "_DCS", NULL, state);
return status;
}
@ -299,7 +298,7 @@ acpi_video_device_set_state(struct acpi_video_device *device, int state)
arg0.integer.value = state;
status = acpi_evaluate_integer(device->handle, "_DSS", &args, &ret);
status = acpi_evaluate_integer(device->dev->handle, "_DSS", &args, &ret);
return status;
}
@ -315,7 +314,7 @@ acpi_video_device_lcd_query_levels(struct acpi_video_device *device,
*levels = NULL;
status = acpi_evaluate_object(device->handle, "_BCL", NULL, &buffer);
status = acpi_evaluate_object(device->dev->handle, "_BCL", NULL, &buffer);
if (!ACPI_SUCCESS(status))
return status;
obj = (union acpi_object *)buffer.pointer;
@ -344,7 +343,7 @@ acpi_video_device_lcd_set_level(struct acpi_video_device *device, int level)
arg0.integer.value = level;
status = acpi_evaluate_object(device->handle, "_BCM", &args, NULL);
status = acpi_evaluate_object(device->dev->handle, "_BCM", &args, NULL);
printk(KERN_DEBUG "set_level status: %x\n", status);
return status;
@ -356,7 +355,7 @@ acpi_video_device_lcd_get_level_current(struct acpi_video_device *device,
{
int status;
status = acpi_evaluate_integer(device->handle, "_BQC", NULL, level);
status = acpi_evaluate_integer(device->dev->handle, "_BQC", NULL, level);
return status;
}
@ -383,7 +382,7 @@ acpi_video_device_EDID(struct acpi_video_device *device,
else
return -EINVAL;
status = acpi_evaluate_object(device->handle, "_DDC", &args, &buffer);
status = acpi_evaluate_object(device->dev->handle, "_DDC", &args, &buffer);
if (ACPI_FAILURE(status))
return -ENODEV;
@ -413,7 +412,7 @@ acpi_video_bus_set_POST(struct acpi_video_bus *video, unsigned long option)
arg0.integer.value = option;
status = acpi_evaluate_integer(video->handle, "_SPD", &args, &tmp);
status = acpi_evaluate_integer(video->device->handle, "_SPD", &args, &tmp);
if (ACPI_SUCCESS(status))
status = tmp ? (-EINVAL) : (AE_OK);
@ -425,8 +424,7 @@ acpi_video_bus_get_POST(struct acpi_video_bus *video, unsigned long *id)
{
int status;
status = acpi_evaluate_integer(video->handle, "_GPD", NULL, id);
status = acpi_evaluate_integer(video->device->handle, "_GPD", NULL, id);
return status;
}
@ -437,7 +435,7 @@ acpi_video_bus_POST_options(struct acpi_video_bus *video,
{
int status;
status = acpi_evaluate_integer(video->handle, "_VPO", NULL, options);
status = acpi_evaluate_integer(video->device->handle, "_VPO", NULL, options);
*options &= 3;
return status;
@ -478,7 +476,7 @@ acpi_video_bus_DOS(struct acpi_video_bus *video, int bios_flag, int lcd_flag)
}
arg0.integer.value = (lcd_flag << 2) | bios_flag;
video->dos_setting = arg0.integer.value;
acpi_evaluate_object(video->handle, "_DOS", &args, NULL);
acpi_evaluate_object(video->device->handle, "_DOS", &args, NULL);
Failed:
return status;
@ -506,25 +504,25 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device)
memset(&device->cap, 0, 4);
if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_ADR", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_ADR", &h_dummy1))) {
device->cap._ADR = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_BCL", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_BCL", &h_dummy1))) {
device->cap._BCL = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_BCM", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_BCM", &h_dummy1))) {
device->cap._BCM = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DDC", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_DDC", &h_dummy1))) {
device->cap._DDC = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DCS", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_DCS", &h_dummy1))) {
device->cap._DCS = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DGS", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_DGS", &h_dummy1))) {
device->cap._DGS = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DSS", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_DSS", &h_dummy1))) {
device->cap._DSS = 1;
}
@ -588,22 +586,22 @@ static void acpi_video_bus_find_cap(struct acpi_video_bus *video)
acpi_handle h_dummy1;
memset(&video->cap, 0, 4);
if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_DOS", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_DOS", &h_dummy1))) {
video->cap._DOS = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_DOD", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_DOD", &h_dummy1))) {
video->cap._DOD = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_ROM", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_ROM", &h_dummy1))) {
video->cap._ROM = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_GPD", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_GPD", &h_dummy1))) {
video->cap._GPD = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_SPD", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_SPD", &h_dummy1))) {
video->cap._SPD = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_VPO", &h_dummy1))) {
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_VPO", &h_dummy1))) {
video->cap._VPO = 1;
}
}
@ -1271,7 +1269,6 @@ acpi_video_bus_get_one_device(struct acpi_device *device,
memset(data, 0, sizeof(struct acpi_video_device));
data->handle = device->handle;
strcpy(acpi_device_name(device), ACPI_VIDEO_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_VIDEO_CLASS);
acpi_driver_data(device) = data;
@ -1298,7 +1295,7 @@ acpi_video_bus_get_one_device(struct acpi_device *device,
acpi_video_device_bind(video, data);
acpi_video_device_find_cap(data);
status = acpi_install_notify_handler(data->handle,
status = acpi_install_notify_handler(device->handle,
ACPI_DEVICE_NOTIFY,
acpi_video_device_notify,
data);
@ -1400,8 +1397,7 @@ static int acpi_video_device_enumerate(struct acpi_video_bus *video)
union acpi_object *dod = NULL;
union acpi_object *obj;
status = acpi_evaluate_object(video->handle, "_DOD", NULL, &buffer);
status = acpi_evaluate_object(video->device->handle, "_DOD", NULL, &buffer);
if (!ACPI_SUCCESS(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _DOD"));
return status;
@ -1450,7 +1446,7 @@ static int acpi_video_device_enumerate(struct acpi_video_bus *video)
video->attached_array = active_device_list;
video->attached_count = count;
out:
acpi_os_free(buffer.pointer);
kfree(buffer.pointer);
return status;
}
@ -1569,7 +1565,7 @@ static int acpi_video_bus_put_one_device(struct acpi_video_device *device)
up(&video->sem);
acpi_video_device_remove_fs(device->dev);
status = acpi_remove_notify_handler(device->handle,
status = acpi_remove_notify_handler(device->dev->handle,
ACPI_DEVICE_NOTIFY,
acpi_video_device_notify);
@ -1624,8 +1620,7 @@ static void acpi_video_bus_notify(acpi_handle handle, u32 event, void *data)
if (!video)
return;
if (acpi_bus_get_device(handle, &device))
return;
device = video->device;
switch (event) {
case ACPI_VIDEO_NOTIFY_SWITCH: /* User request that a switch occur,
@ -1668,8 +1663,7 @@ static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data)
if (!video_device)
return;
if (acpi_bus_get_device(handle, &device))
return;
device = video_device->dev;
switch (event) {
case ACPI_VIDEO_NOTIFY_SWITCH: /* change in status (cycle output device) */
@ -1707,7 +1701,7 @@ static int acpi_video_bus_add(struct acpi_device *device)
return -ENOMEM;
memset(video, 0, sizeof(struct acpi_video_bus));
video->handle = device->handle;
video->device = device;
strcpy(acpi_device_name(device), ACPI_VIDEO_BUS_NAME);
strcpy(acpi_device_class(device), ACPI_VIDEO_CLASS);
acpi_driver_data(device) = video;
@ -1727,7 +1721,7 @@ static int acpi_video_bus_add(struct acpi_device *device)
acpi_video_bus_get_devices(video, device);
acpi_video_bus_start_devices(video);
status = acpi_install_notify_handler(video->handle,
status = acpi_install_notify_handler(device->handle,
ACPI_DEVICE_NOTIFY,
acpi_video_bus_notify, video);
if (ACPI_FAILURE(status)) {
@ -1767,7 +1761,7 @@ static int acpi_video_bus_remove(struct acpi_device *device, int type)
acpi_video_bus_stop_devices(video);
status = acpi_remove_notify_handler(video->handle,
status = acpi_remove_notify_handler(video->device->handle,
ACPI_DEVICE_NOTIFY,
acpi_video_bus_notify);

View File

@ -726,7 +726,7 @@
#define ACPI_ALLOCATE(a) acpi_ut_allocate((acpi_size)(a),_COMPONENT,_acpi_module_name,__LINE__)
#define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed((acpi_size)(a), _COMPONENT,_acpi_module_name,__LINE__)
#define ACPI_FREE(a) acpi_os_free(a)
#define ACPI_FREE(a) kfree(a)
#define ACPI_MEM_TRACKING(a)
#else

View File

@ -143,8 +143,6 @@ void acpi_os_release_mutex(acpi_mutex handle);
*/
void *acpi_os_allocate(acpi_size size);
void acpi_os_free(void *memory);
acpi_status
acpi_os_map_memory(acpi_physical_address physical_address,
acpi_size size, void __iomem ** logical_address);