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-rw-r--r--drivers/platform/x86/asus-laptop.c108
1 files changed, 63 insertions, 45 deletions
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 5b912cc5cbe..b39d2bb3e75 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -77,16 +77,16 @@
* 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_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 ASUS_LOG ASUS_HOTK_FILE ": "
#define ASUS_ERR KERN_ERR ASUS_LOG
@@ -99,7 +99,8 @@ MODULE_AUTHOR("Julien Lerouge, Karol Kozimor, Corentin Chary");
MODULE_DESCRIPTION(ASUS_HOTK_NAME);
MODULE_LICENSE("GPL");
-/* WAPF defines the behavior of the Fn+Fx wlan key
+/*
+ * WAPF defines the behavior of the Fn+Fx wlan key
* The significance of values is yet to be found, but
* most of the time:
* 0x0 will do nothing
@@ -126,7 +127,8 @@ ASUS_HANDLE(gled_set, ASUS_HOTK_PREFIX "GLED"); /* G1, G2 (probably) */
/* LEDD */
ASUS_HANDLE(ledd_set, ASUS_HOTK_PREFIX "SLCM");
-/* Bluetooth and WLAN
+/*
+ * Bluetooth and WLAN
* WLED and BLED are not handled like other XLED, because in some dsdt
* they also control the WLAN/Bluetooth device.
*/
@@ -150,22 +152,32 @@ ASUS_HANDLE(lcd_switch, "\\_SB.PCI0.SBRG.EC0._Q10", /* All new models */
/* Display */
ASUS_HANDLE(display_set, ASUS_HOTK_PREFIX "SDSP");
-ASUS_HANDLE(display_get, "\\_SB.PCI0.P0P1.VGA.GETD", /* A6B, A6K A6R A7D F3JM L4R M6R A3G
- M6A M6V VX-1 V6J V6V W3Z */
- "\\_SB.PCI0.P0P2.VGA.GETD", /* A3E A4K, A4D A4L A6J A7J A8J Z71V M9V
- S5A M5A z33A W1Jc W2V G1 */
- "\\_SB.PCI0.P0P3.VGA.GETD", /* A6V A6Q */
- "\\_SB.PCI0.P0PA.VGA.GETD", /* A6T, A6M */
- "\\_SB.PCI0.PCI1.VGAC.NMAP", /* L3C */
- "\\_SB.PCI0.VGA.GETD", /* Z96F */
- "\\ACTD", /* A2D */
- "\\ADVG", /* A4G Z71A W1N W5A W5F M2N M3N M5N M6N S1N S5N */
- "\\DNXT", /* P30 */
- "\\INFB", /* A2H D1 L2D L3D L3H L2E L5D L5C M1A M2E L4L W3V */
- "\\SSTE"); /* A3F A6F A3N A3L M6N W3N W6A */
-
-ASUS_HANDLE(ls_switch, ASUS_HOTK_PREFIX "ALSC"); /* Z71A Z71V */
-ASUS_HANDLE(ls_level, ASUS_HOTK_PREFIX "ALSL"); /* Z71A Z71V */
+ASUS_HANDLE(display_get,
+ /* A6B, A6K A6R A7D F3JM L4R M6R A3G M6A M6V VX-1 V6J V6V W3Z */
+ "\\_SB.PCI0.P0P1.VGA.GETD",
+ /* A3E A4K, A4D A4L A6J A7J A8J Z71V M9V S5A M5A z33A W1Jc W2V G1 */
+ "\\_SB.PCI0.P0P2.VGA.GETD",
+ /* A6V A6Q */
+ "\\_SB.PCI0.P0P3.VGA.GETD",
+ /* A6T, A6M */
+ "\\_SB.PCI0.P0PA.VGA.GETD",
+ /* L3C */
+ "\\_SB.PCI0.PCI1.VGAC.NMAP",
+ /* Z96F */
+ "\\_SB.PCI0.VGA.GETD",
+ /* A2D */
+ "\\ACTD",
+ /* A4G Z71A W1N W5A W5F M2N M3N M5N M6N S1N S5N */
+ "\\ADVG",
+ /* P30 */
+ "\\DNXT",
+ /* A2H D1 L2D L3D L3H L2E L5D L5C M1A M2E L4L W3V */
+ "\\INFB",
+ /* A3F A6F A3N A3L M6N W3N W6A */
+ "\\SSTE");
+
+ASUS_HANDLE(ls_switch, ASUS_HOTK_PREFIX "ALSC"); /* Z71A Z71V */
+ASUS_HANDLE(ls_level, ASUS_HOTK_PREFIX "ALSL"); /* Z71A Z71V */
/* GPS */
/* R2H use different handle for GPS on/off */
@@ -182,14 +194,14 @@ ASUS_HANDLE(kled_get, ASUS_HOTK_PREFIX "GLKB");
* about the hotk device
*/
struct asus_hotk {
- char *name; //laptop name
- 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
- u8 light_level; //light sensor level
- u8 light_switch; //light sensor switch value
- u16 event_count[128]; //count for each event TODO make this better
+ char *name; /* laptop name */
+ 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 */
+ u8 light_level; /* light sensor level */
+ u8 light_switch; /* light sensor switch value */
+ u16 event_count[128]; /* count for each event TODO make this better */
struct input_dev *inputdev;
u16 *keycode_map;
};
@@ -242,10 +254,12 @@ static struct backlight_ops asusbl_ops = {
.update_status = update_bl_status,
};
-/* These functions actually update the LED's, and are called from a
+/*
+ * These functions actually update the LED's, and are called from a
* workqueue. By doing this as separate work rather than when the LED
* subsystem asks, we avoid messing with the Asus ACPI stuff during a
- * potentially bad time, such as a timer interrupt. */
+ * potentially bad time, such as a timer interrupt.
+ */
static struct workqueue_struct *led_workqueue;
#define ASUS_LED(object, ledname, max) \
@@ -318,8 +332,8 @@ static struct key_entry asus_keymap[] = {
static int write_acpi_int(acpi_handle handle, const char *method, int val,
struct acpi_buffer *output)
{
- struct acpi_object_list params; //list of input parameters (an int here)
- union acpi_object in_obj; //the only param we use
+ struct acpi_object_list params; /* list of input parameters (an int) */
+ union acpi_object in_obj; /* the only param we use */
acpi_status status;
if (!handle)
@@ -574,7 +588,7 @@ static ssize_t show_infos(struct device *dev,
{
int len = 0;
unsigned long long temp;
- char buf[16]; //enough for all info
+ char buf[16]; /* enough for all info */
acpi_status rv = AE_OK;
/*
@@ -734,8 +748,10 @@ static int read_display(void)
unsigned long long value = 0;
acpi_status rv = AE_OK;
- /* In most of the case, we know how to set the display, but sometime
- we can't read it */
+ /*
+ * In most of the case, we know how to set the display, but sometime
+ * we can't read it
+ */
if (display_get_handle) {
rv = acpi_evaluate_integer(display_get_handle, NULL,
NULL, &value);
@@ -1152,8 +1168,10 @@ static int asus_hotk_get_info(void)
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. */
+ /*
+ * 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);