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authorCorentin Chary <corentincj@iksaif.net>2010-01-13 22:21:33 +0100
committerCorentin Chary <corentincj@iksaif.net>2010-02-28 19:35:11 +0100
commit17e78f6260fbc8f55c279cca081c26c88d96ec00 (patch)
tree04488fab7707d671d4efdf51162e9ac88b8cd154 /drivers/platform
parent3e68ae7c2a9076a694e46f49ec26323a7757eaad (diff)
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asus-laptop: removing read_status/store_status/write_status and asus->status
Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Diffstat (limited to 'drivers/platform')
-rw-r--r--drivers/platform/x86/asus-laptop.c81
1 files changed, 24 insertions, 57 deletions
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index d726db3..2349e88 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -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;
-}
-
-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 (handle == mled_set_handle)
+ value = !value;
+ else if (handle == gled_set_handle)
+ value = !value + 1;
+ else
+ value = !!value;
- 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,
- const char *buf, size_t count,
- acpi_handle handle, int mask)
+static ssize_t sysfs_acpi_set(struct asus_laptop *asus,
+ const char *buf, size_t count,
+ 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)