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asus-laptop: removing read_status/store_status/write_status and asus->status 

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
This commit is contained in:
Corentin Chary 2010-01-13 22:21:33 +01:00
parent 3e68ae7c2a
commit 17e78f6260
1 changed files with 24 additions and 57 deletions
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79
drivers/platform/x86/asus-laptop.c
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@ -107,16 +107,8 @@ MODULE_PARM_DESC(bluetooth_status, "Set the wireless status on boot "
* Flags for hotk status
* WL_ON and BT_ON are also used for wireless_status()
*/
#define WL_ON 0x01 /* internal Wifi */
#define BT_ON 0x02 /* internal Bluetooth */
#define MLED_ON 0x04 /* mail LED */
#define TLED_ON 0x08 /* touchpad LED */
#define RLED_ON 0x10 /* Record LED */
#define PLED_ON 0x20 /* Phone LED */
#define GLED_ON 0x40 /* Gaming LED */
#define LCD_ON 0x80 /* LCD backlight */
#define GPS_ON 0x100 /* GPS */
#define KEY_ON 0x200 /* Keyboard backlight */
#define WL_RSTS 0x01 /* internal Wifi */
#define BT_RSTS 0x02 /* internal Bluetooth */
#define ASUS_HANDLE(object, paths...) \
static acpi_handle object##_handle = NULL; \
@ -244,7 +236,6 @@ struct asus_laptop {
int lcd_state;
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 */
u8 light_level; /* light sensor level */
u8 light_switch; /* light sensor switch value */
@ -332,35 +323,18 @@ static int write_acpi_int(acpi_handle handle, const char *method, int val)
return write_acpi_int_ret(handle, method, val, NULL);
}
/* Generic LED functions */
static int read_status(struct asus_laptop *asus, int mask)
/* Generic LED function */
static void asus_led_set(struct asus_laptop *asus, acpi_handle handle,
int value)
{
return (asus->status & mask) ? 1 : 0;
}
if (handle == mled_set_handle)
value = !value;
else if (handle == gled_set_handle)
value = !value + 1;
else
value = !!value;
static void write_status(struct asus_laptop *asus, acpi_handle handle,
int out, int mask)
{
asus->status = (out) ? (asus->status | mask) : (asus->status & ~mask);
switch (mask) {
case MLED_ON:
out = !(out & 0x1);
break;
case GLED_ON:
out = (out & 0x1) + 1;
break;
case GPS_ON:
handle = (out) ? gps_on_handle : gps_off_handle;
out = 0x02;
break;
default:
out &= 0x1;
break;
}
if (write_acpi_int(handle, NULL, out))
pr_warning(" write failed %x\n", mask);
write_acpi_int(handle, NULL, value);
}
/*
@ -403,7 +377,7 @@ ASUS_LED(kled, "kbd_backlight", 3);
struct asus_laptop *asus = work_to_asus(work, object); \
\
int value = asus->leds.object##_wk; \
write_status(asus, object##_set_handle, value, (mask)); \
asus_led_set(asus, object##_set_handle, value); \
} \
static enum led_brightness object##_led_get( \
struct led_classdev *led_cdev) \
@ -740,9 +714,9 @@ static int parse_arg(const char *buf, unsigned long count, int *val)
return count;
}
static ssize_t store_status(struct asus_laptop *asus,
static ssize_t sysfs_acpi_set(struct asus_laptop *asus,
const char *buf, size_t count,
acpi_handle handle, int mask)
acpi_handle handle)
{
int rv, value;
int out = 0;
@ -751,8 +725,8 @@ static ssize_t store_status(struct asus_laptop *asus,
if (rv > 0)
out = value ? 1 : 0;
write_status(asus, handle, out, mask);
if (write_acpi_int(handle, NULL, value))
return -ENODEV;
return rv;
}
@ -810,7 +784,7 @@ static ssize_t show_wlan(struct device *dev,
{
struct asus_laptop *asus = dev_get_drvdata(dev);
return sprintf(buf, "%d\n", asus_wireless_status(asus, WL_ON));
return sprintf(buf, "%d\n", asus_wireless_status(asus, WL_RSTS));
}
static ssize_t store_wlan(struct device *dev, struct device_attribute *attr,
@ -818,7 +792,7 @@ static ssize_t store_wlan(struct device *dev, struct device_attribute *attr,
{
struct asus_laptop *asus = dev_get_drvdata(dev);
return store_status(asus, buf, count, wl_switch_handle, WL_ON);
return sysfs_acpi_set(asus, buf, count, wl_switch_handle);
}
/*
@ -829,7 +803,7 @@ static ssize_t show_bluetooth(struct device *dev,
{
struct asus_laptop *asus = dev_get_drvdata(dev);
return sprintf(buf, "%d\n", asus_wireless_status(asus, BT_ON));
return sprintf(buf, "%d\n", asus_wireless_status(asus, BT_RSTS));
}
static ssize_t store_bluetooth(struct device *dev,
@ -838,7 +812,7 @@ static ssize_t store_bluetooth(struct device *dev,
{
struct asus_laptop *asus = dev_get_drvdata(dev);
return store_status(asus, buf, count, bt_switch_handle, BT_ON);
return sysfs_acpi_set(asus, buf, count, bt_switch_handle);
}
/*
@ -1439,16 +1413,9 @@ static int __devinit asus_acpi_init(struct asus_laptop *asus)
/* WLED and BLED are on by default */
if (bluetooth_status >= 0)
write_status(asus, bt_switch_handle, !!bluetooth_status, BT_ON);
write_acpi_int(bt_switch_handle, NULL, !!bluetooth_status);
if (wireless_status >= 0)
write_status(asus, wl_switch_handle, !!wireless_status, WL_ON);
/* If the h/w switch is off, we need to check the real status */
write_status(asus, NULL, asus_wireless_status(asus, BT_ON), BT_ON);
write_status(asus, NULL, asus_wireless_status(asus, WL_ON), WL_ON);
/* LCD Backlight is on by default */
write_status(asus, NULL, 1, LCD_ON);
write_acpi_int(wl_switch_handle, NULL, !!wireless_status);
/* Keyboard Backlight is on by default */
if (kled_set_handle)