Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=935ffeeca84fe5d48d0cc9f35c58db42b384229f
Commit: 935ffeeca84fe5d48d0cc9f35c58db42b384229f
Parent: 9a8168500674b1062afe438d34d0c8216d38dc31
Author: Corentin Chary <[EMAIL PROTECTED]>
AuthorDate: Sun Mar 11 10:26:12 2007 +0100
Committer: Len Brown <[EMAIL PROTECTED]>
CommitDate: Sun Mar 11 15:44:46 2007 -0400
asus-laptop: clean write_status
Clean the write_status function, and implement special case with
a switch inside write_status. It also make sure bt and wl status
are right when booting with the hardware switch off.
Signed-off-by: Corentin Chary <[EMAIL PROTECTED]>
Signed-off-by: Len Brown <[EMAIL PROTECTED]>
---
drivers/misc/asus-laptop.c | 48 ++++++++++++++++++++++++++-----------------
1 files changed, 29 insertions(+), 19 deletions(-)
diff --git a/drivers/misc/asus-laptop.c b/drivers/misc/asus-laptop.c
index dcab778..3ba5798 100644
--- a/drivers/misc/asus-laptop.c
+++ b/drivers/misc/asus-laptop.c
@@ -272,19 +272,25 @@ static int read_status(int mask)
return (hotk->status & mask) ? 1 : 0;
}
-static void write_status(acpi_handle handle, int out, int mask, int invert)
+static void write_status(acpi_handle handle, int out, int mask)
{
hotk->status = (out) ? (hotk->status | mask) : (hotk->status & ~mask);
- if (invert) /* invert target value */
+ switch (mask) {
+ case MLED_ON:
out = !out & 0x1;
+ break;
+ default:
+ out &= 0x1;
+ break;
+ }
if (handle && !write_acpi_int(handle, NULL, out, NULL))
- printk(ASUS_WARNING " write failed\n");
+ printk(ASUS_WARNING " write failed %x\n", mask);
}
/* /sys/class/led handlers */
-#define ASUS_LED_HANDLER(object, mask, invert) \
+#define ASUS_LED_HANDLER(object, mask) \
static void object##_led_set(struct led_classdev *led_cdev, \
enum led_brightness value) \
{ \
@@ -294,13 +300,13 @@ static void write_status(acpi_handle handle, int out, int
mask, int invert)
static void object##_led_update(struct work_struct *ignored) \
{ \
int value = object##_led_wk; \
- write_status(object##_set_handle, value, (mask), (invert)); \
+ write_status(object##_set_handle, value, (mask)); \
}
-ASUS_LED_HANDLER(mled, MLED_ON, 1);
-ASUS_LED_HANDLER(pled, PLED_ON, 0);
-ASUS_LED_HANDLER(rled, RLED_ON, 0);
-ASUS_LED_HANDLER(tled, TLED_ON, 0);
+ASUS_LED_HANDLER(mled, MLED_ON);
+ASUS_LED_HANDLER(pled, PLED_ON);
+ASUS_LED_HANDLER(rled, RLED_ON);
+ASUS_LED_HANDLER(tled, TLED_ON);
static int get_lcd_state(void)
{
@@ -325,7 +331,7 @@ static int set_lcd_state(int value)
printk(ASUS_WARNING "Error switching LCD\n");
}
- write_status(NULL, lcd, LCD_ON, 0);
+ write_status(NULL, lcd, LCD_ON);
return 0;
}
@@ -458,7 +464,7 @@ static int parse_arg(const char *buf, unsigned long count,
int *val)
}
static ssize_t store_status(const char *buf, size_t count,
- acpi_handle handle, int mask, int invert)
+ acpi_handle handle, int mask)
{
int rv, value;
int out = 0;
@@ -467,7 +473,7 @@ static ssize_t store_status(const char *buf, size_t count,
if (rv > 0)
out = value ? 1 : 0;
- write_status(handle, out, mask, invert);
+ write_status(handle, out, mask);
return rv;
}
@@ -508,7 +514,7 @@ static ssize_t show_wlan(struct device *dev,
static ssize_t store_wlan(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
- return store_status(buf, count, wl_switch_handle, WL_ON, 0);
+ return store_status(buf, count, wl_switch_handle, WL_ON);
}
/*
@@ -524,7 +530,7 @@ static ssize_t store_bluetooth(struct device *dev,
struct device_attribute *attr, const char *buf,
size_t count)
{
- return store_status(buf, count, bt_switch_handle, BT_ON, 0);
+ return store_status(buf, count, bt_switch_handle, BT_ON);
}
/*
@@ -652,10 +658,10 @@ static void asus_hotk_notify(acpi_handle handle, u32
event, void *data)
* switched
*/
if (event == ATKD_LCD_ON) {
- write_status(NULL, 1, LCD_ON, 0);
+ write_status(NULL, 1, LCD_ON);
lcd_blank(FB_BLANK_UNBLANK);
} else if (event == ATKD_LCD_OFF) {
- write_status(NULL, 0, LCD_ON, 0);
+ write_status(NULL, 0, LCD_ON);
lcd_blank(FB_BLANK_POWERDOWN);
}
@@ -928,11 +934,15 @@ static int asus_hotk_add(struct acpi_device *device)
asus_hotk_found = 1;
/* WLED and BLED are on by default */
- write_status(bt_switch_handle, 1, BT_ON, 0);
- write_status(wl_switch_handle, 1, WL_ON, 0);
+ write_status(bt_switch_handle, 1, BT_ON);
+ write_status(wl_switch_handle, 1, WL_ON);
+
+ /* If the h/w switch is off, we need to check the real status */
+ write_status(NULL, read_status(BT_ON), BT_ON);
+ write_status(NULL, read_status(WL_ON), WL_ON);
/* LCD Backlight is on by default */
- write_status(NULL, 1, LCD_ON, 0);
+ write_status(NULL, 1, LCD_ON);
/* LED display is off by default */
hotk->ledd_status = 0xFFF;
-
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