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asus-laptop: stop using ASUS_HANDLE and use relative methods instead 

Stop using ASUS_HANDLE because most of the time it is not needed.
This macro was introduced to display_get and lcd_switch which are not
part of the interface provided by Asus, and are scheduled for removal.

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
This commit is contained in:
Corentin Chary 2010-01-22 21:20:57 +01:00 коммит произвёл Corentin Chary
Родитель 4d44151380
Коммит d99b577c72
1 изменённых файлов: 129 добавлений и 111 удалений
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240
drivers/platform/x86/asus-laptop.c
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@ -115,27 +115,27 @@ MODULE_PARM_DESC(bluetooth_status, "Set the wireless status on boot "
static char *object##_paths[] = { paths }
/* LED */
ASUS_HANDLE(mled_set, ASUS_LAPTOP_PREFIX "MLED");
ASUS_HANDLE(tled_set, ASUS_LAPTOP_PREFIX "TLED");
ASUS_HANDLE(rled_set, ASUS_LAPTOP_PREFIX "RLED"); /* W1JC */
ASUS_HANDLE(pled_set, ASUS_LAPTOP_PREFIX "PLED"); /* A7J */
ASUS_HANDLE(gled_set, ASUS_LAPTOP_PREFIX "GLED"); /* G1, G2 (probably) */
#define METHOD_MLED "MLED"
#define METHOD_TLED "TLED"
#define METHOD_RLED "RLED" /* W1JC */
#define METHOD_PLED "PLED" /* A7J */
#define METHOD_GLED "GLED" /* G1, G2 (probably) */
/* LEDD */
ASUS_HANDLE(ledd_set, ASUS_LAPTOP_PREFIX "SLCM");
#define METHOD_LEDD "SLCM"
/*
* Bluetooth and WLAN
* WLED and BLED are not handled like other XLED, because in some dsdt
* they also control the WLAN/Bluetooth device.
*/
ASUS_HANDLE(wl_switch, ASUS_LAPTOP_PREFIX "WLED");
ASUS_HANDLE(bt_switch, ASUS_LAPTOP_PREFIX "BLED");
ASUS_HANDLE(wireless_status, ASUS_LAPTOP_PREFIX "RSTS"); /* All new models */
#define METHOD_WLAN "WLED"
#define METHOD_BLUETOOTH "BLED"
#define METHOD_WL_STATUS "RSTS"
/* Brightness */
ASUS_HANDLE(brightness_set, ASUS_LAPTOP_PREFIX "SPLV");
ASUS_HANDLE(brightness_get, ASUS_LAPTOP_PREFIX "GPLV");
#define METHOD_BRIGHTNESS_SET "SPLV"
#define METHOD_BRIGHTNESS_GET "GPLV"
/* Backlight */
ASUS_HANDLE(lcd_switch, "\\_SB.PCI0.SBRG.EC0._Q10", /* All new models */
@ -148,7 +148,7 @@ ASUS_HANDLE(lcd_switch, "\\_SB.PCI0.SBRG.EC0._Q10", /* All new models */
"\\Q10"); /* A2x, L2D, L3D, M2E */
/* Display */
ASUS_HANDLE(display_set, ASUS_LAPTOP_PREFIX "SDSP");
#define METHOD_SWITCH_DISPLAY "SDSP"
ASUS_HANDLE(display_get,
/* A6B, A6K A6R A7D F3JM L4R M6R A3G M6A M6V VX-1 V6J V6V W3Z */
"\\_SB.PCI0.P0P1.VGA.GETD",
@ -173,18 +173,18 @@ ASUS_HANDLE(display_get,
/* A3F A6F A3N A3L M6N W3N W6A */
"\\SSTE");
ASUS_HANDLE(ls_switch, ASUS_LAPTOP_PREFIX "ALSC"); /* Z71A Z71V */
ASUS_HANDLE(ls_level, ASUS_LAPTOP_PREFIX "ALSL"); /* Z71A Z71V */
#define METHOD_ALS_CONTROL "ALSC" /* Z71A Z71V */
#define METHOD_ALS_LEVEL "ALSL" /* Z71A Z71V */
/* GPS */
/* R2H use different handle for GPS on/off */
ASUS_HANDLE(gps_on, ASUS_LAPTOP_PREFIX "SDON"); /* R2H */
ASUS_HANDLE(gps_off, ASUS_LAPTOP_PREFIX "SDOF"); /* R2H */
ASUS_HANDLE(gps_status, ASUS_LAPTOP_PREFIX "GPST");
#define METHOD_GPS_ON "SDON"
#define METHOD_GPS_OFF "SDOF"
#define METHOD_GPS_STATUS "GPST"
/* Keyboard light */
ASUS_HANDLE(kled_set, ASUS_LAPTOP_PREFIX "SLKB");
ASUS_HANDLE(kled_get, ASUS_LAPTOP_PREFIX "GLKB");
#define METHOD_KBD_LIGHT_SET "SLKB"
#define METHOD_KBD_LIGHT_GET "GLKB"
/*
* Define a specific led structure to keep the main structure clean
@ -323,18 +323,44 @@ static int write_acpi_int(acpi_handle handle, const char *method, int val)
return write_acpi_int_ret(handle, method, val, NULL);
}
static int acpi_check_handle(acpi_handle handle, const char *method,
acpi_handle *ret)
{
acpi_status status;
if (method == NULL)
return -ENODEV;
if (ret)
status = acpi_get_handle(handle, (char *)method,
ret);
else {
acpi_handle dummy;
status = acpi_get_handle(handle, (char *)method,
&dummy);
}
if (status != AE_OK) {
if (ret)
pr_warning("Error finding %s\n", method);
return -ENODEV;
}
return 0;
}
/* Generic LED function */
static void asus_led_set(struct asus_laptop *asus, acpi_handle handle,
static void asus_led_set(struct asus_laptop *asus, char *method,
int value)
{
if (handle == mled_set_handle)
if (!strcmp(method, METHOD_MLED))
value = !value;
else if (handle == gled_set_handle)
else if (!strcmp(method, METHOD_GLED))
value = !value + 1;
else
value = !!value;
write_acpi_int(handle, NULL, value);
write_acpi_int(asus->handle, method, value);
}
/*
@ -361,7 +387,7 @@ ASUS_LED(gled, "gaming", 1);
ASUS_LED(kled, "kbd_backlight", 3);
/* /sys/class/led handlers */
#define ASUS_LED_HANDLER(object, mask) \
#define ASUS_LED_HANDLER(object, method) \
static void object##_led_set(struct led_classdev *led_cdev, \
enum led_brightness value) \
{ \
@ -377,7 +403,7 @@ ASUS_LED(kled, "kbd_backlight", 3);
struct asus_laptop *asus = work_to_asus(work, object); \
\
int value = asus->leds.object##_wk; \
asus_led_set(asus, object##_set_handle, value); \
asus_led_set(asus, method, value); \
} \
static enum led_brightness object##_led_get( \
struct led_classdev *led_cdev) \
@ -385,16 +411,16 @@ ASUS_LED(kled, "kbd_backlight", 3);
return led_cdev->brightness; \
}
ASUS_LED_HANDLER(mled, MLED_ON);
ASUS_LED_HANDLER(pled, PLED_ON);
ASUS_LED_HANDLER(rled, RLED_ON);
ASUS_LED_HANDLER(tled, TLED_ON);
ASUS_LED_HANDLER(gled, GLED_ON);
ASUS_LED_HANDLER(mled, METHOD_MLED);
ASUS_LED_HANDLER(pled, METHOD_PLED);
ASUS_LED_HANDLER(rled, METHOD_RLED);
ASUS_LED_HANDLER(tled, METHOD_TLED);
ASUS_LED_HANDLER(gled, METHOD_GLED);
/*
* Keyboard backlight (also a LED)
*/
static int asus_kled_lvl(void)
static int asus_kled_lvl(struct asus_laptop *asus)
{
unsigned long long kblv;
struct acpi_object_list params;
@ -406,7 +432,8 @@ static int asus_kled_lvl(void)
in_obj.type = ACPI_TYPE_INTEGER;
in_obj.integer.value = 2;
rv = acpi_evaluate_integer(kled_get_handle, NULL, &params, &kblv);
rv = acpi_evaluate_integer(asus->handle, METHOD_KBD_LIGHT_GET,
&params, &kblv);
if (ACPI_FAILURE(rv)) {
pr_warning("Error reading kled level\n");
return -ENODEV;
@ -421,7 +448,7 @@ static int asus_kled_set(struct asus_laptop *asus, int kblv)
else
kblv = 0;
if (write_acpi_int(kled_set_handle, NULL, kblv)) {
if (write_acpi_int(asus->handle, METHOD_KBD_LIGHT_SET, kblv)) {
pr_warning("Keyboard LED display write failed\n");
return -EINVAL;
}
@ -446,7 +473,9 @@ static void kled_led_update(struct work_struct *work)
static enum led_brightness kled_led_get(struct led_classdev *led_cdev)
{
return asus_kled_lvl();
struct asus_laptop *asus = led_to_asus(led_cdev, kled);
return asus_kled_lvl(asus);
}
#define ASUS_LED_UNREGISTER(object) \
@ -468,10 +497,11 @@ static void asus_led_exit(struct asus_laptop *asus)
}
/* Ugly macro, need to fix that later */
#define ASUS_LED_REGISTER(asus, object, _name, max) \
#define ASUS_LED_REGISTER(asus, object, _name, max, method) \
do { \
struct led_classdev *ldev = &asus->leds.object; \
if (!object##_set_handle) \
\
if (method && acpi_check_handle(asus->handle, method, NULL)) \
break ; \
\
INIT_WORK(&asus->leds.object##_work, object##_led_update); \
@ -497,13 +527,14 @@ static int asus_led_init(struct asus_laptop *asus)
if (!asus->leds.workqueue)
return -ENOMEM;
ASUS_LED_REGISTER(asus, mled, "mail", 1);
ASUS_LED_REGISTER(asus, tled, "touchpad", 1);
ASUS_LED_REGISTER(asus, rled, "record", 1);
ASUS_LED_REGISTER(asus, pled, "phone", 1);
ASUS_LED_REGISTER(asus, gled, "gaming", 1);
if (kled_set_handle && kled_get_handle)
ASUS_LED_REGISTER(asus, kled, "kbd_backlight", 3);
ASUS_LED_REGISTER(asus, mled, "mail", 1, METHOD_MLED);
ASUS_LED_REGISTER(asus, tled, "touchpad", 1, METHOD_TLED);
ASUS_LED_REGISTER(asus, rled, "record", 1, METHOD_RLED);
ASUS_LED_REGISTER(asus, pled, "phone", 1, METHOD_PLED);
ASUS_LED_REGISTER(asus, gled, "gaming", 1, METHOD_GLED);
if (!acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_SET, NULL) &&
!acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_GET, NULL))
ASUS_LED_REGISTER(asus, kled, "kbd_backlight", 3, NULL);
error:
if (rv)
asus_led_exit(asus);
@ -557,10 +588,12 @@ static void lcd_blank(struct asus_laptop *asus, int blank)
static int asus_read_brightness(struct backlight_device *bd)
{
struct asus_laptop *asus = bl_get_data(bd);
unsigned long long value;
acpi_status rv = AE_OK;
rv = acpi_evaluate_integer(brightness_get_handle, NULL, NULL, &value);
rv = acpi_evaluate_integer(asus->handle, METHOD_BRIGHTNESS_GET,
NULL, &value);
if (ACPI_FAILURE(rv))
pr_warning("Error reading brightness\n");
@ -569,7 +602,9 @@ static int asus_read_brightness(struct backlight_device *bd)
static int asus_set_brightness(struct backlight_device *bd, int value)
{
if (write_acpi_int(brightness_set_handle, NULL, value)) {
struct asus_laptop *asus = bl_get_data(bd);
if (write_acpi_int(asus->handle, METHOD_BRIGHTNESS_SET, value)) {
pr_warning("Error changing brightness\n");
return -EIO;
}
@ -600,7 +635,9 @@ static int asus_backlight_init(struct asus_laptop *asus)
struct backlight_device *bd;
struct device *dev = &asus->platform_device->dev;
if (brightness_set_handle && lcd_switch_handle) {
if (!acpi_check_handle(asus->handle, METHOD_BRIGHTNESS_GET, NULL) &&
!acpi_check_handle(asus->handle, METHOD_BRIGHTNESS_SET, NULL) &&
lcd_switch_handle) {
bd = backlight_device_register(ASUS_LAPTOP_FILE, dev,
asus, &asusbl_ops);
if (IS_ERR(bd)) {
@ -612,8 +649,8 @@ static int asus_backlight_init(struct asus_laptop *asus)
asus->backlight_device = bd;
bd->props.max_brightness = 15;
bd->props.brightness = asus_read_brightness(NULL);
bd->props.power = FB_BLANK_UNBLANK;
bd->props.brightness = asus_read_brightness(bd);
backlight_update_status(bd);
}
return 0;
@ -716,7 +753,7 @@ static int parse_arg(const char *buf, unsigned long count, int *val)
static ssize_t sysfs_acpi_set(struct asus_laptop *asus,
const char *buf, size_t count,
acpi_handle handle)
const char *method)
{
int rv, value;
int out = 0;
@ -725,7 +762,7 @@ static ssize_t sysfs_acpi_set(struct asus_laptop *asus,
if (rv > 0)
out = value ? 1 : 0;
if (write_acpi_int(handle, NULL, value))
if (write_acpi_int(asus->handle, method, value))
return -ENODEV;
return rv;
}
@ -749,7 +786,7 @@ static ssize_t store_ledd(struct device *dev, struct device_attribute *attr,
rv = parse_arg(buf, count, &value);
if (rv > 0) {
if (write_acpi_int(ledd_set_handle, NULL, value))
if (write_acpi_int(asus->handle, METHOD_LEDD, value))
pr_warning("LED display write failed\n");
else
asus->ledd_status = (u32) value;
@ -768,7 +805,8 @@ static int asus_wireless_status(struct asus_laptop *asus, int mask)
if (!asus->have_rsts)
return (asus->wireless_status & mask) ? 1 : 0;
rv = acpi_evaluate_integer(wireless_status_handle, NULL, NULL, &status);
rv = acpi_evaluate_integer(asus->handle, METHOD_WL_STATUS,
NULL, &status);
if (ACPI_FAILURE(rv)) {
pr_warning("Error reading Wireless status\n");
return -EINVAL;
@ -792,7 +830,7 @@ static ssize_t store_wlan(struct device *dev, struct device_attribute *attr,
{
struct asus_laptop *asus = dev_get_drvdata(dev);
return sysfs_acpi_set(asus, buf, count, wl_switch_handle);
return sysfs_acpi_set(asus, buf, count, METHOD_WLAN);
}
/*
@ -812,7 +850,7 @@ static ssize_t store_bluetooth(struct device *dev,
{
struct asus_laptop *asus = dev_get_drvdata(dev);
return sysfs_acpi_set(asus, buf, count, bt_switch_handle);
return sysfs_acpi_set(asus, buf, count, METHOD_BLUETOOTH);
}
/*
@ -821,7 +859,7 @@ static ssize_t store_bluetooth(struct device *dev,
static void asus_set_display(struct asus_laptop *asus, int value)
{
/* no sanity check needed for now */
if (write_acpi_int(display_set_handle, NULL, value))
if (write_acpi_int(asus->handle, METHOD_SWITCH_DISPLAY, value))
pr_warning("Error setting display\n");
return;
}
@ -883,7 +921,7 @@ static ssize_t store_disp(struct device *dev, struct device_attribute *attr,
*/
static void asus_als_switch(struct asus_laptop *asus, int value)
{
if (write_acpi_int(ls_switch_handle, NULL, value))
if (write_acpi_int(asus->handle, METHOD_ALS_CONTROL, value))
pr_warning("Error setting light sensor switch\n");
asus->light_switch = value;
}
@ -911,7 +949,7 @@ static ssize_t store_lssw(struct device *dev, struct device_attribute *attr,
static void asus_als_level(struct asus_laptop *asus, int value)
{
if (write_acpi_int(ls_level_handle, NULL, value))
if (write_acpi_int(asus->handle, METHOD_ALS_LEVEL, value))
pr_warning("Error setting light sensor level\n");
asus->light_level = value;
}
@ -949,7 +987,8 @@ static int asus_gps_status(struct asus_laptop *asus)
unsigned long long status;
acpi_status rv = AE_OK;
rv = acpi_evaluate_integer(gps_status_handle, NULL, NULL, &status);
rv = acpi_evaluate_integer(asus->handle, METHOD_GPS_STATUS,
NULL, &status);
if (ACPI_FAILURE(rv)) {
pr_warning("Error reading GPS status\n");
return -ENODEV;
@ -959,9 +998,9 @@ static int asus_gps_status(struct asus_laptop *asus)
static int asus_gps_switch(struct asus_laptop *asus, int status)
{
acpi_handle handle = status ? gps_on_handle : gps_off_handle;
const char *meth = status ? METHOD_GPS_ON : METHOD_GPS_OFF;
if (write_acpi_int(handle, NULL, 0x02))
if (write_acpi_int(asus->handle, meth, 0x02))
return -ENODEV;
return 0;
}
@ -1224,27 +1263,33 @@ static void asus_laptop_add_fs(struct asus_laptop *asus)
{
ASUS_SET_DEVICE_ATTR(infos, 0444, show_infos, NULL);
if (wl_switch_handle)
if (!acpi_check_handle(asus->handle, METHOD_WLAN, NULL))
ASUS_SET_DEVICE_ATTR(wlan, 0644, show_wlan, store_wlan);
if (bt_switch_handle)
if (!acpi_check_handle(asus->handle, METHOD_BLUETOOTH, NULL))
ASUS_SET_DEVICE_ATTR(bluetooth, 0644,
show_bluetooth, store_bluetooth);
if (display_set_handle && display_get_handle)
ASUS_SET_DEVICE_ATTR(display, 0644, show_disp, store_disp);
else if (display_set_handle)
ASUS_SET_DEVICE_ATTR(display, 0200, NULL, store_disp);
if (!acpi_check_handle(asus->handle, METHOD_SWITCH_DISPLAY, NULL)) {
if (display_get_handle)
ASUS_SET_DEVICE_ATTR(display, 0644, show_disp,
store_disp);
else
ASUS_SET_DEVICE_ATTR(display, 0200, NULL, store_disp);
}
if (ledd_set_handle)
if (!acpi_check_handle(asus->handle, METHOD_LEDD, NULL))
ASUS_SET_DEVICE_ATTR(ledd, 0644, show_ledd, store_ledd);
if (ls_switch_handle && ls_level_handle) {
if (!acpi_check_handle(asus->handle, METHOD_ALS_CONTROL, NULL) &&
!acpi_check_handle(asus->handle, METHOD_ALS_LEVEL, NULL)) {
ASUS_SET_DEVICE_ATTR(ls_level, 0644, show_lslvl, store_lslvl);
ASUS_SET_DEVICE_ATTR(ls_switch, 0644, show_lssw, store_lssw);
}
if (gps_status_handle && gps_on_handle && gps_off_handle)
if (!acpi_check_handle(asus->handle, METHOD_GPS_ON, NULL) &&
!acpi_check_handle(asus->handle, METHOD_GPS_OFF, NULL) &&
!acpi_check_handle(asus->handle, METHOD_GPS_STATUS, NULL))
ASUS_SET_DEVICE_ATTR(gps, 0644, show_gps, store_gps);
}
@ -1337,55 +1382,23 @@ static int asus_laptop_get_info(struct asus_laptop *asus)
if (*string)
pr_notice(" %s model detected\n", string);
ASUS_HANDLE_INIT(mled_set);
ASUS_HANDLE_INIT(tled_set);
ASUS_HANDLE_INIT(rled_set);
ASUS_HANDLE_INIT(pled_set);
ASUS_HANDLE_INIT(gled_set);
ASUS_HANDLE_INIT(ledd_set);
ASUS_HANDLE_INIT(kled_set);
ASUS_HANDLE_INIT(kled_get);
/*
* The HWRS method return informations about the hardware.
* 0x80 bit is for WLAN, 0x100 for Bluetooth.
* The significance of others is yet to be found.
* If we don't find the method, we assume the device are present.
*/
status =
acpi_evaluate_integer(asus->handle, "HRWS", NULL, &hwrs_result);
if (ACPI_FAILURE(status))
hwrs_result = WL_HWRS | BT_HWRS;
if (!ACPI_FAILURE(status))
pr_notice(" HRWS returned %x", (int)hwrs_result);
if (hwrs_result & WL_HWRS)
ASUS_HANDLE_INIT(wl_switch);
if (hwrs_result & BT_HWRS)
ASUS_HANDLE_INIT(bt_switch);
if (!ASUS_HANDLE_INIT(wireless_status))
if (!acpi_check_handle(asus->handle, METHOD_WL_STATUS, NULL))
asus->have_rsts = true;
ASUS_HANDLE_INIT(brightness_set);
ASUS_HANDLE_INIT(brightness_get);
/* Scheduled for removal */
ASUS_HANDLE_INIT(lcd_switch);
ASUS_HANDLE_INIT(display_set);
ASUS_HANDLE_INIT(display_get);
/*
* There is a lot of models with "ALSL", but a few get
* a real light sens, so we need to check it.
*/
if (!ASUS_HANDLE_INIT(ls_switch))
ASUS_HANDLE_INIT(ls_level);
ASUS_HANDLE_INIT(gps_on);
ASUS_HANDLE_INIT(gps_off);
ASUS_HANDLE_INIT(gps_status);
kfree(model);
return AE_OK;
@ -1413,12 +1426,14 @@ static int __devinit asus_acpi_init(struct asus_laptop *asus)
/* WLED and BLED are on by default */
if (bluetooth_status >= 0)
write_acpi_int(bt_switch_handle, NULL, !!bluetooth_status);
write_acpi_int(asus->handle, METHOD_BLUETOOTH,
!!bluetooth_status);
if (wireless_status >= 0)
write_acpi_int(wl_switch_handle, NULL, !!wireless_status);
write_acpi_int(asus->handle, METHOD_WLAN,
!!wireless_status);
/* Keyboard Backlight is on by default */
if (kled_set_handle)
if (!acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_SET, NULL))
asus_kled_set(asus, 1);
/* LED display is off by default */
@ -1428,14 +1443,17 @@ static int __devinit asus_acpi_init(struct asus_laptop *asus)
asus->light_switch = 0; /* Default to light sensor disabled */
asus->light_level = 5; /* level 5 for sensor sensitivity */
if (ls_switch_handle)
if (!acpi_check_handle(asus->handle, METHOD_ALS_CONTROL, NULL) &&
!acpi_check_handle(asus->handle, METHOD_ALS_LEVEL, NULL)) {
asus_als_switch(asus, asus->light_switch);
if (ls_level_handle)
asus_als_level(asus, asus->light_level);
}
/* GPS is on by default */
asus_gps_switch(asus, 1);
if (!acpi_check_handle(asus->handle, METHOD_GPS_ON, NULL) &&
!acpi_check_handle(asus->handle, METHOD_GPS_OFF, NULL) &&
!acpi_check_handle(asus->handle, METHOD_GPS_STATUS, NULL))
asus_gps_switch(asus, 1);
return result;
}