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path: root/drivers/platform/x86/asus-laptop.c
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Diffstat (limited to 'drivers/platform/x86/asus-laptop.c')
-rw-r--r--drivers/platform/x86/asus-laptop.c1741
1 files changed, 906 insertions, 835 deletions
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 61a1c7503658..791fcf321506 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -45,58 +45,23 @@
#include <linux/fb.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
+#include <linux/uaccess.h>
+#include <linux/input.h>
+#include <linux/input/sparse-keymap.h>
+#include <linux/rfkill.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_bus.h>
-#include <asm/uaccess.h>
-#include <linux/input.h>
-
-#define ASUS_LAPTOP_VERSION "0.42"
-
-#define ASUS_HOTK_NAME "Asus Laptop Support"
-#define ASUS_HOTK_CLASS "hotkey"
-#define ASUS_HOTK_DEVICE_NAME "Hotkey"
-#define ASUS_HOTK_FILE KBUILD_MODNAME
-#define ASUS_HOTK_PREFIX "\\_SB.ATKD."
+#define ASUS_LAPTOP_VERSION "0.42"
-/*
- * Some events we use, same for all Asus
- */
-#define ATKD_BR_UP 0x10
-#define ATKD_BR_DOWN 0x20
-#define ATKD_LCD_ON 0x33
-#define ATKD_LCD_OFF 0x34
-
-/*
- * Known bits returned by \_SB.ATKD.HWRS
- */
-#define WL_HWRS 0x80
-#define BT_HWRS 0x100
-
-/*
- * 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 ASUS_LOG ASUS_HOTK_FILE ": "
-#define ASUS_ERR KERN_ERR ASUS_LOG
-#define ASUS_WARNING KERN_WARNING ASUS_LOG
-#define ASUS_NOTICE KERN_NOTICE ASUS_LOG
-#define ASUS_INFO KERN_INFO ASUS_LOG
-#define ASUS_DEBUG KERN_DEBUG ASUS_LOG
+#define ASUS_LAPTOP_NAME "Asus Laptop Support"
+#define ASUS_LAPTOP_CLASS "hotkey"
+#define ASUS_LAPTOP_DEVICE_NAME "Hotkey"
+#define ASUS_LAPTOP_FILE KBUILD_MODNAME
+#define ASUS_LAPTOP_PREFIX "\\_SB.ATKD."
MODULE_AUTHOR("Julien Lerouge, Karol Kozimor, Corentin Chary");
-MODULE_DESCRIPTION(ASUS_HOTK_NAME);
+MODULE_DESCRIPTION(ASUS_LAPTOP_NAME);
MODULE_LICENSE("GPL");
/*
@@ -113,225 +78,209 @@ static uint wapf = 1;
module_param(wapf, uint, 0644);
MODULE_PARM_DESC(wapf, "WAPF value");
-#define ASUS_HANDLE(object, paths...) \
- static acpi_handle object##_handle = NULL; \
- static char *object##_paths[] = { paths }
+static uint wlan_status = 1;
+static uint bluetooth_status = 1;
+
+module_param(wlan_status, uint, 0644);
+MODULE_PARM_DESC(wlan_status, "Set the wireless status on boot "
+ "(0 = disabled, 1 = enabled, -1 = don't do anything). "
+ "default is 1");
+
+module_param(bluetooth_status, uint, 0644);
+MODULE_PARM_DESC(bluetooth_status, "Set the wireless status on boot "
+ "(0 = disabled, 1 = enabled, -1 = don't do anything). "
+ "default is 1");
+
+/*
+ * Some events we use, same for all Asus
+ */
+#define ATKD_BR_UP 0x10 /* (event & ~ATKD_BR_UP) = brightness level */
+#define ATKD_BR_DOWN 0x20 /* (event & ~ATKD_BR_DOWN) = britghness level */
+#define ATKD_BR_MIN ATKD_BR_UP
+#define ATKD_BR_MAX (ATKD_BR_DOWN | 0xF) /* 0x2f */
+#define ATKD_LCD_ON 0x33
+#define ATKD_LCD_OFF 0x34
+
+/*
+ * Known bits returned by \_SB.ATKD.HWRS
+ */
+#define WL_HWRS 0x80
+#define BT_HWRS 0x100
+
+/*
+ * Flags for hotk status
+ * WL_ON and BT_ON are also used for wireless_status()
+ */
+#define WL_RSTS 0x01 /* internal Wifi */
+#define BT_RSTS 0x02 /* internal Bluetooth */
/* LED */
-ASUS_HANDLE(mled_set, ASUS_HOTK_PREFIX "MLED");
-ASUS_HANDLE(tled_set, ASUS_HOTK_PREFIX "TLED");
-ASUS_HANDLE(rled_set, ASUS_HOTK_PREFIX "RLED"); /* W1JC */
-ASUS_HANDLE(pled_set, ASUS_HOTK_PREFIX "PLED"); /* A7J */
-ASUS_HANDLE(gled_set, ASUS_HOTK_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_HOTK_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_HOTK_PREFIX "WLED");
-ASUS_HANDLE(bt_switch, ASUS_HOTK_PREFIX "BLED");
-ASUS_HANDLE(wireless_status, ASUS_HOTK_PREFIX "RSTS"); /* All new models */
+#define METHOD_WLAN "WLED"
+#define METHOD_BLUETOOTH "BLED"
+#define METHOD_WL_STATUS "RSTS"
/* Brightness */
-ASUS_HANDLE(brightness_set, ASUS_HOTK_PREFIX "SPLV");
-ASUS_HANDLE(brightness_get, ASUS_HOTK_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 */
- "\\_SB.PCI0.ISA.EC0._Q10", /* A1x */
- "\\_SB.PCI0.PX40.ECD0._Q10", /* L3C */
- "\\_SB.PCI0.PX40.EC0.Q10", /* M1A */
- "\\_SB.PCI0.LPCB.EC0._Q10", /* P30 */
- "\\_SB.PCI0.LPCB.EC0._Q0E", /* P30/P35 */
- "\\_SB.PCI0.PX40.Q10", /* S1x */
- "\\Q10"); /* A2x, L2D, L3D, M2E */
+static acpi_handle lcd_switch_handle;
+static const char *lcd_switch_paths[] = {
+ "\\_SB.PCI0.SBRG.EC0._Q10", /* All new models */
+ "\\_SB.PCI0.ISA.EC0._Q10", /* A1x */
+ "\\_SB.PCI0.PX40.ECD0._Q10", /* L3C */
+ "\\_SB.PCI0.PX40.EC0.Q10", /* M1A */
+ "\\_SB.PCI0.LPCB.EC0._Q10", /* P30 */
+ "\\_SB.PCI0.LPCB.EC0._Q0E", /* P30/P35 */
+ "\\_SB.PCI0.PX40.Q10", /* S1x */
+ "\\Q10"}; /* A2x, L2D, L3D, M2E */
/* Display */
-ASUS_HANDLE(display_set, ASUS_HOTK_PREFIX "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",
- /* 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 */
+#define METHOD_SWITCH_DISPLAY "SDSP"
+
+static acpi_handle display_get_handle;
+static const char *display_get_paths[] = {
+ /* 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"};
+
+#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_HOTK_PREFIX "SDON"); /* R2H */
-ASUS_HANDLE(gps_off, ASUS_HOTK_PREFIX "SDOF"); /* R2H */
-ASUS_HANDLE(gps_status, ASUS_HOTK_PREFIX "GPST");
+#define METHOD_GPS_ON "SDON"
+#define METHOD_GPS_OFF "SDOF"
+#define METHOD_GPS_STATUS "GPST"
/* Keyboard light */
-ASUS_HANDLE(kled_set, ASUS_HOTK_PREFIX "SLKB");
-ASUS_HANDLE(kled_get, ASUS_HOTK_PREFIX "GLKB");
+#define METHOD_KBD_LIGHT_SET "SLKB"
+#define METHOD_KBD_LIGHT_GET "GLKB"
/*
- * This is the main structure, we can use it to store anything interesting
- * about the hotk device
+ * Define a specific led structure to keep the main structure clean
*/
-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 */
- struct input_dev *inputdev;
- u16 *keycode_map;
+struct asus_led {
+ int wk;
+ struct work_struct work;
+ struct led_classdev led;
+ struct asus_laptop *asus;
+ const char *method;
};
/*
- * This header is made available to allow proper configuration given model,
- * revision number , ... this info cannot go in struct asus_hotk because it is
- * available before the hotk
- */
-static struct acpi_table_header *asus_info;
-
-/* The actual device the driver binds to */
-static struct asus_hotk *hotk;
-
-/*
- * The hotkey driver declaration
+ * This is the main structure, we can use it to store anything interesting
+ * about the hotk device
*/
-static const struct acpi_device_id asus_device_ids[] = {
- {"ATK0100", 0},
- {"ATK0101", 0},
- {"", 0},
-};
-MODULE_DEVICE_TABLE(acpi, asus_device_ids);
+struct asus_laptop {
+ char *name; /* laptop name */
-static int asus_hotk_add(struct acpi_device *device);
-static int asus_hotk_remove(struct acpi_device *device, int type);
-static void asus_hotk_notify(struct acpi_device *device, u32 event);
+ struct acpi_table_header *dsdt_info;
+ struct platform_device *platform_device;
+ struct acpi_device *device; /* the device we are in */
+ struct backlight_device *backlight_device;
-static struct acpi_driver asus_hotk_driver = {
- .name = ASUS_HOTK_NAME,
- .class = ASUS_HOTK_CLASS,
- .owner = THIS_MODULE,
- .ids = asus_device_ids,
- .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
- .ops = {
- .add = asus_hotk_add,
- .remove = asus_hotk_remove,
- .notify = asus_hotk_notify,
- },
-};
+ struct input_dev *inputdev;
+ struct key_entry *keymap;
-/* The backlight device /sys/class/backlight */
-static struct backlight_device *asus_backlight_device;
+ struct asus_led mled;
+ struct asus_led tled;
+ struct asus_led rled;
+ struct asus_led pled;
+ struct asus_led gled;
+ struct asus_led kled;
+ struct workqueue_struct *led_workqueue;
-/*
- * The backlight class declaration
- */
-static int read_brightness(struct backlight_device *bd);
-static int update_bl_status(struct backlight_device *bd);
-static struct backlight_ops asusbl_ops = {
- .get_brightness = read_brightness,
- .update_status = update_bl_status,
-};
+ int wireless_status;
+ bool have_rsts;
+ int lcd_state;
-/*
- * 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.
- */
-static struct workqueue_struct *led_workqueue;
-
-#define ASUS_LED(object, ledname, max) \
- static void object##_led_set(struct led_classdev *led_cdev, \
- enum led_brightness value); \
- static enum led_brightness object##_led_get( \
- struct led_classdev *led_cdev); \
- static void object##_led_update(struct work_struct *ignored); \
- static int object##_led_wk; \
- static DECLARE_WORK(object##_led_work, object##_led_update); \
- static struct led_classdev object##_led = { \
- .name = "asus::" ledname, \
- .brightness_set = object##_led_set, \
- .brightness_get = object##_led_get, \
- .max_brightness = max \
- }
+ struct rfkill *gps_rfkill;
-ASUS_LED(mled, "mail", 1);
-ASUS_LED(tled, "touchpad", 1);
-ASUS_LED(rled, "record", 1);
-ASUS_LED(pled, "phone", 1);
-ASUS_LED(gled, "gaming", 1);
-ASUS_LED(kled, "kbd_backlight", 3);
-
-struct key_entry {
- char type;
- u8 code;
- u16 keycode;
+ acpi_handle handle; /* the handle of the hotk device */
+ 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 */
+ u16 *keycode_map;
};
-enum { KE_KEY, KE_END };
-
-static struct key_entry asus_keymap[] = {
- {KE_KEY, 0x02, KEY_SCREENLOCK},
- {KE_KEY, 0x05, KEY_WLAN},
- {KE_KEY, 0x08, KEY_F13},
- {KE_KEY, 0x17, KEY_ZOOM},
- {KE_KEY, 0x1f, KEY_BATTERY},
- {KE_KEY, 0x30, KEY_VOLUMEUP},
- {KE_KEY, 0x31, KEY_VOLUMEDOWN},
- {KE_KEY, 0x32, KEY_MUTE},
- {KE_KEY, 0x33, KEY_SWITCHVIDEOMODE},
- {KE_KEY, 0x34, KEY_SWITCHVIDEOMODE},
- {KE_KEY, 0x40, KEY_PREVIOUSSONG},
- {KE_KEY, 0x41, KEY_NEXTSONG},
- {KE_KEY, 0x43, KEY_STOPCD},
- {KE_KEY, 0x45, KEY_PLAYPAUSE},
- {KE_KEY, 0x4c, KEY_MEDIA},
- {KE_KEY, 0x50, KEY_EMAIL},
- {KE_KEY, 0x51, KEY_WWW},
- {KE_KEY, 0x55, KEY_CALC},
- {KE_KEY, 0x5C, KEY_SCREENLOCK}, /* Screenlock */
- {KE_KEY, 0x5D, KEY_WLAN},
- {KE_KEY, 0x5E, KEY_WLAN},
- {KE_KEY, 0x5F, KEY_WLAN},
- {KE_KEY, 0x60, KEY_SWITCHVIDEOMODE},
- {KE_KEY, 0x61, KEY_SWITCHVIDEOMODE},
- {KE_KEY, 0x62, KEY_SWITCHVIDEOMODE},
- {KE_KEY, 0x63, KEY_SWITCHVIDEOMODE},
- {KE_KEY, 0x6B, KEY_F13}, /* Lock Touchpad */
- {KE_KEY, 0x82, KEY_CAMERA},
- {KE_KEY, 0x88, KEY_WLAN },
- {KE_KEY, 0x8A, KEY_PROG1},
- {KE_KEY, 0x95, KEY_MEDIA},
- {KE_KEY, 0x99, KEY_PHONE},
- {KE_KEY, 0xc4, KEY_KBDILLUMUP},
- {KE_KEY, 0xc5, KEY_KBDILLUMDOWN},
+static const struct key_entry asus_keymap[] = {
+ /* Lenovo SL Specific keycodes */
+ {KE_KEY, 0x02, { KEY_SCREENLOCK } },
+ {KE_KEY, 0x05, { KEY_WLAN } },
+ {KE_KEY, 0x08, { KEY_F13 } },
+ {KE_KEY, 0x17, { KEY_ZOOM } },
+ {KE_KEY, 0x1f, { KEY_BATTERY } },
+ /* End of Lenovo SL Specific keycodes */
+ {KE_KEY, 0x30, { KEY_VOLUMEUP } },
+ {KE_KEY, 0x31, { KEY_VOLUMEDOWN } },
+ {KE_KEY, 0x32, { KEY_MUTE } },
+ {KE_KEY, 0x33, { KEY_SWITCHVIDEOMODE } },
+ {KE_KEY, 0x34, { KEY_SWITCHVIDEOMODE } },
+ {KE_KEY, 0x40, { KEY_PREVIOUSSONG } },
+ {KE_KEY, 0x41, { KEY_NEXTSONG } },
+ {KE_KEY, 0x43, { KEY_STOPCD } },
+ {KE_KEY, 0x45, { KEY_PLAYPAUSE } },
+ {KE_KEY, 0x4c, { KEY_MEDIA } },
+ {KE_KEY, 0x50, { KEY_EMAIL } },
+ {KE_KEY, 0x51, { KEY_WWW } },
+ {KE_KEY, 0x55, { KEY_CALC } },
+ {KE_KEY, 0x5C, { KEY_SCREENLOCK } }, /* Screenlock */
+ {KE_KEY, 0x5D, { KEY_WLAN } },
+ {KE_KEY, 0x5E, { KEY_WLAN } },
+ {KE_KEY, 0x5F, { KEY_WLAN } },
+ {KE_KEY, 0x60, { KEY_SWITCHVIDEOMODE } },
+ {KE_KEY, 0x61, { KEY_SWITCHVIDEOMODE } },
+ {KE_KEY, 0x62, { KEY_SWITCHVIDEOMODE } },
+ {KE_KEY, 0x63, { KEY_SWITCHVIDEOMODE } },
+ {KE_KEY, 0x6B, { KEY_F13 } }, /* Lock Touchpad */
+ {KE_KEY, 0x7E, { KEY_BLUETOOTH } },
+ {KE_KEY, 0x7D, { KEY_BLUETOOTH } },
+ {KE_KEY, 0x82, { KEY_CAMERA } },
+ {KE_KEY, 0x88, { KEY_WLAN } },
+ {KE_KEY, 0x8A, { KEY_PROG1 } },
+ {KE_KEY, 0x95, { KEY_MEDIA } },
+ {KE_KEY, 0x99, { KEY_PHONE } },
+ {KE_KEY, 0xc4, { KEY_KBDILLUMUP } },
+ {KE_KEY, 0xc5, { KEY_KBDILLUMDOWN } },
{KE_END, 0},
};
+
/*
* This function evaluates an ACPI method, given an int as parameter, the
* method is searched within the scope of the handle, can be NULL. The output
@@ -339,8 +288,8 @@ static struct key_entry asus_keymap[] = {
*
* returns 0 if write is successful, -1 else.
*/
-static int write_acpi_int(acpi_handle handle, const char *method, int val,
- struct acpi_buffer *output)
+static int write_acpi_int_ret(acpi_handle handle, const char *method, int val,
+ struct acpi_buffer *output)
{
struct acpi_object_list params; /* list of input parameters (an int) */
union acpi_object in_obj; /* the only param we use */
@@ -361,102 +310,82 @@ static int write_acpi_int(acpi_handle handle, const char *method, int val,
return -1;
}
-static int read_wireless_status(int mask)
+static int write_acpi_int(acpi_handle handle, const char *method, int val)
{
- unsigned long long status;
- acpi_status rv = AE_OK;
+ 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 (!wireless_status_handle)
- return (hotk->status & mask) ? 1 : 0;
+ if (method == NULL)
+ return -ENODEV;
- rv = acpi_evaluate_integer(wireless_status_handle, NULL, NULL, &status);
- if (ACPI_FAILURE(rv))
- pr_warning("Error reading Wireless status\n");
- else
- return (status & mask) ? 1 : 0;
+ if (ret)
+ status = acpi_get_handle(handle, (char *)method,
+ ret);
+ else {
+ acpi_handle dummy;
- return (hotk->status & mask) ? 1 : 0;
+ 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;
}
-static int read_gps_status(void)
+/* Generic LED function */
+static int asus_led_set(struct asus_laptop *asus, const char *method,
+ int value)
{
- unsigned long long status;
- acpi_status rv = AE_OK;
-
- rv = acpi_evaluate_integer(gps_status_handle, NULL, NULL, &status);
- if (ACPI_FAILURE(rv))
- pr_warning("Error reading GPS status\n");
+ if (!strcmp(method, METHOD_MLED))
+ value = !value;
+ else if (!strcmp(method, METHOD_GLED))
+ value = !value + 1;
else
- return status ? 1 : 0;
+ value = !!value;
- return (hotk->status & GPS_ON) ? 1 : 0;
+ return write_acpi_int(asus->handle, method, value);
}
-/* Generic LED functions */
-static int read_status(int mask)
+/*
+ * LEDs
+ */
+/* /sys/class/led handlers */
+static void asus_led_cdev_set(struct led_classdev *led_cdev,
+ enum led_brightness value)
{
- /* There is a special method for both wireless devices */
- if (mask == BT_ON || mask == WL_ON)
- return read_wireless_status(mask);
- else if (mask == GPS_ON)
- return read_gps_status();
+ struct asus_led *led = container_of(led_cdev, struct asus_led, led);
+ struct asus_laptop *asus = led->asus;
- return (hotk->status & mask) ? 1 : 0;
+ led->wk = !!value;
+ queue_work(asus->led_workqueue, &led->work);
}
-static void write_status(acpi_handle handle, int out, int mask)
+static void asus_led_cdev_update(struct work_struct *work)
{
- hotk->status = (out) ? (hotk->status | mask) : (hotk->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;
- }
+ struct asus_led *led = container_of(work, struct asus_led, work);
+ struct asus_laptop *asus = led->asus;
- if (write_acpi_int(handle, NULL, out, NULL))
- pr_warning(" write failed %x\n", mask);
+ asus_led_set(asus, led->method, led->wk);
}
-/* /sys/class/led handlers */
-#define ASUS_LED_HANDLER(object, mask) \
- static void object##_led_set(struct led_classdev *led_cdev, \
- enum led_brightness value) \
- { \
- object##_led_wk = (value > 0) ? 1 : 0; \
- queue_work(led_workqueue, &object##_led_work); \
- } \
- static void object##_led_update(struct work_struct *ignored) \
- { \
- int value = object##_led_wk; \
- write_status(object##_set_handle, value, (mask)); \
- } \
- static enum led_brightness object##_led_get( \
- struct led_classdev *led_cdev) \
- { \
- 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);
+static enum led_brightness asus_led_cdev_get(struct led_classdev *led_cdev)
+{
+ return led_cdev->brightness;
+}
/*
- * Keyboard backlight
+ * Keyboard backlight (also a LED)
*/
-static int get_kled_lvl(void)
+static int asus_kled_lvl(struct asus_laptop *asus)
{
unsigned long long kblv;
struct acpi_object_list params;
@@ -468,75 +397,183 @@ static int get_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 0;
+ return -ENODEV;
}
return kblv;
}
-static int set_kled_lvl(int kblv)
+static int asus_kled_set(struct asus_laptop *asus, int kblv)
{
if (kblv > 0)
kblv = (1 << 7) | (kblv & 0x7F);
else
kblv = 0;
- if (write_acpi_int(kled_set_handle, NULL, kblv, NULL)) {
+ if (write_acpi_int(asus->handle, METHOD_KBD_LIGHT_SET, kblv)) {
pr_warning("Keyboard LED display write failed\n");
return -EINVAL;
}
return 0;
}
-static void kled_led_set(struct led_classdev *led_cdev,
- enum led_brightness value)
+static void asus_kled_cdev_set(struct led_classdev *led_cdev,
+ enum led_brightness value)
{
- kled_led_wk = value;
- queue_work(led_workqueue, &kled_led_work);
+ struct asus_led *led = container_of(led_cdev, struct asus_led, led);
+ struct asus_laptop *asus = led->asus;
+
+ led->wk = value;
+ queue_work(asus->led_workqueue, &led->work);
}
-static void kled_led_update(struct work_struct *ignored)
+static void asus_kled_cdev_update(struct work_struct *work)
{
- set_kled_lvl(kled_led_wk);
+ struct asus_led *led = container_of(work, struct asus_led, work);
+ struct asus_laptop *asus = led->asus;
+
+ asus_kled_set(asus, led->wk);
}
-static enum led_brightness kled_led_get(struct led_classdev *led_cdev)
+static enum led_brightness asus_kled_cdev_get(struct led_classdev *led_cdev)
{
- return get_kled_lvl();
+ struct asus_led *led = container_of(led_cdev, struct asus_led, led);
+ struct asus_laptop *asus = led->asus;
+
+ return asus_kled_lvl(asus);
}
-static int get_lcd_state(void)
+static void asus_led_exit(struct asus_laptop *asus)
{
- return read_status(LCD_ON);
+ if (asus->mled.led.dev)
+ led_classdev_unregister(&asus->mled.led);
+ if (asus->tled.led.dev)
+ led_classdev_unregister(&asus->tled.led);
+ if (asus->pled.led.dev)
+ led_classdev_unregister(&asus->pled.led);
+ if (asus->rled.led.dev)
+ led_classdev_unregister(&asus->rled.led);
+ if (asus->gled.led.dev)
+ led_classdev_unregister(&asus->gled.led);
+ if (asus->kled.led.dev)
+ led_classdev_unregister(&asus->kled.led);
+ if (asus->led_workqueue) {
+ destroy_workqueue(asus->led_workqueue);
+ asus->led_workqueue = NULL;
+ }
}
-static int set_lcd_state(int value)
+/* Ugly macro, need to fix that later */
+static int asus_led_register(struct asus_laptop *asus,
+ struct asus_led *led,
+ const char *name, const char *method)
+{
+ struct led_classdev *led_cdev = &led->led;
+
+ if (!method || acpi_check_handle(asus->handle, method, NULL))
+ return 0; /* Led not present */
+
+ led->asus = asus;
+ led->method = method;
+
+ INIT_WORK(&led->work, asus_led_cdev_update);
+ led_cdev->name = name;
+ led_cdev->brightness_set = asus_led_cdev_set;
+ led_cdev->brightness_get = asus_led_cdev_get;
+ led_cdev->max_brightness = 1;
+ return led_classdev_register(&asus->platform_device->dev, led_cdev);
+}
+
+static int asus_led_init(struct asus_laptop *asus)
+{
+ int r;
+
+ /*
+ * Functions that actually update the LED's 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.
+ */
+ asus->led_workqueue = create_singlethread_workqueue("led_workqueue");
+ if (!asus->led_workqueue)
+ return -ENOMEM;
+
+ r = asus_led_register(asus, &asus->mled, "asus::mail", METHOD_MLED);
+ if (r)
+ goto error;
+ r = asus_led_register(asus, &asus->tled, "asus::touchpad", METHOD_TLED);
+ if (r)
+ goto error;
+ r = asus_led_register(asus, &asus->rled, "asus::record", METHOD_RLED);
+ if (r)
+ goto error;
+ r = asus_led_register(asus, &asus->pled, "asus::phone", METHOD_PLED);
+ if (r)
+ goto error;
+ r = asus_led_register(asus, &asus->gled, "asus::gaming", METHOD_GLED);
+ if (r)
+ goto error;
+ if (!acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_SET, NULL) &&
+ !acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_GET, NULL)) {
+ struct asus_led *led = &asus->kled;
+ struct led_classdev *cdev = &led->led;
+
+ led->asus = asus;
+
+ INIT_WORK(&led->work, asus_kled_cdev_update);
+ cdev->name = "asus::kbd_backlight";
+ cdev->brightness_set = asus_kled_cdev_set;
+ cdev->brightness_get = asus_kled_cdev_get;
+ cdev->max_brightness = 3;
+ r = led_classdev_register(&asus->platform_device->dev, cdev);
+ }
+error:
+ if (r)
+ asus_led_exit(asus);
+ return r;
+}
+
+/*
+ * Backlight device
+ */
+static int asus_lcd_status(struct asus_laptop *asus)
+{
+ return asus->lcd_state;
+}
+
+static int asus_lcd_set(struct asus_laptop *asus, int value)
{
int lcd = 0;
acpi_status status = 0;
- lcd = value ? 1 : 0;
+ lcd = !!value;
- if (lcd == get_lcd_state())
+ if (lcd == asus_lcd_status(asus))
return 0;
- if (lcd_switch_handle) {
- status = acpi_evaluate_object(lcd_switch_handle,
- NULL, NULL, NULL);
+ if (!lcd_switch_handle)
+ return -ENODEV;
+
+ status = acpi_evaluate_object(lcd_switch_handle,
+ NULL, NULL, NULL);
- if (ACPI_FAILURE(status))
- pr_warning("Error switching LCD\n");
+ if (ACPI_FAILURE(status)) {
+ pr_warning("Error switching LCD\n");
+ return -ENODEV;
}
- write_status(NULL, lcd, LCD_ON);
+ asus->lcd_state = lcd;
return 0;
}
-static void lcd_blank(int blank)
+static void lcd_blank(struct asus_laptop *asus, int blank)
{
- struct backlight_device *bd = asus_backlight_device;
+ struct backlight_device *bd = asus->backlight_device;
+
+ asus->lcd_state = (blank == FB_BLANK_UNBLANK);
if (bd) {
bd->props.power = blank;
@@ -544,44 +581,91 @@ static void lcd_blank(int blank)
}
}
-static int read_brightness(struct backlight_device *bd)
+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");
return value;
}
-static int set_brightness(struct backlight_device *bd, int value)
+static int asus_set_brightness(struct backlight_device *bd, int value)
{
- int ret = 0;
-
- value = (0 < value) ? ((15 < value) ? 15 : value) : 0;
- /* 0 <= value <= 15 */
+ struct asus_laptop *asus = bl_get_data(bd);
- if (write_acpi_int(brightness_set_handle, NULL, value, NULL)) {
+ if (write_acpi_int(asus->handle, METHOD_BRIGHTNESS_SET, value)) {
pr_warning("Error changing brightness\n");
- ret = -EIO;
+ return -EIO;
}
-
- return ret;
+ return 0;
}
static int update_bl_status(struct backlight_device *bd)
{
+ struct asus_laptop *asus = bl_get_data(bd);
int rv;
int value = bd->props.brightness;
- rv = set_brightness(bd, value);
+ rv = asus_set_brightness(bd, value);
if (rv)
return rv;
value = (bd->props.power == FB_BLANK_UNBLANK) ? 1 : 0;
- return set_lcd_state(value);
+ return asus_lcd_set(asus, value);
+}
+
+static struct backlight_ops asusbl_ops = {
+ .get_brightness = asus_read_brightness,
+ .update_status = update_bl_status,
+};
+
+static int asus_backlight_notify(struct asus_laptop *asus)
+{
+ struct backlight_device *bd = asus->backlight_device;
+ int old = bd->props.brightness;
+
+ backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY);
+
+ return old;
+}
+
+static int asus_backlight_init(struct asus_laptop *asus)
+{
+ struct backlight_device *bd;
+ struct device *dev = &asus->platform_device->dev;
+
+ 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)) {
+ pr_err("Could not register asus backlight device\n");
+ asus->backlight_device = NULL;
+ return PTR_ERR(bd);
+ }
+
+ asus->backlight_device = bd;
+
+ bd->props.max_brightness = 15;
+ bd->props.power = FB_BLANK_UNBLANK;
+ bd->props.brightness = asus_read_brightness(bd);
+ backlight_update_status(bd);
+ }
+ return 0;
+}
+
+static void asus_backlight_exit(struct asus_laptop *asus)
+{
+ if (asus->backlight_device)
+ backlight_device_unregister(asus->backlight_device);
+ asus->backlight_device = NULL;
}
/*
@@ -596,25 +680,26 @@ static int update_bl_status(struct backlight_device *bd)
static ssize_t show_infos(struct device *dev,
struct device_attribute *attr, char *page)
{
+ struct asus_laptop *asus = dev_get_drvdata(dev);
int len = 0;
unsigned long long temp;
char buf[16]; /* enough for all info */
acpi_status rv = AE_OK;
/*
- * We use the easy way, we don't care of off and count, so we don't set eof
- * to 1
+ * We use the easy way, we don't care of off and count,
+ * so we don't set eof to 1
*/
- len += sprintf(page, ASUS_HOTK_NAME " " ASUS_LAPTOP_VERSION "\n");
- len += sprintf(page + len, "Model reference : %s\n", hotk->name);
+ len += sprintf(page, ASUS_LAPTOP_NAME " " ASUS_LAPTOP_VERSION "\n");
+ len += sprintf(page + len, "Model reference : %s\n", asus->name);
/*
* The SFUN method probably allows the original driver to get the list
* of features supported by a given model. For now, 0x0100 or 0x0800
* bit signifies that the laptop is equipped with a Wi-Fi MiniPCI card.
* The significance of others is yet to be found.
*/
- rv = acpi_evaluate_integer(hotk->handle, "SFUN", NULL, &temp);
+ rv = acpi_evaluate_integer(asus->handle, "SFUN", NULL, &temp);
if (!ACPI_FAILURE(rv))
len += sprintf(page + len, "SFUN value : %#x\n",
(uint) temp);
@@ -624,7 +709,7 @@ static ssize_t show_infos(struct device *dev,
* The significance of others is yet to be found.
* If we don't find the method, we assume the device are present.
*/
- rv = acpi_evaluate_integer(hotk->handle, "HRWS", NULL, &temp);
+ rv = acpi_evaluate_integer(asus->handle, "HRWS", NULL, &temp);
if (!ACPI_FAILURE(rv))
len += sprintf(page + len, "HRWS value : %#x\n",
(uint) temp);
@@ -635,26 +720,26 @@ static ssize_t show_infos(struct device *dev,
* Note: since not all the laptops provide this method, errors are
* silently ignored.
*/
- rv = acpi_evaluate_integer(hotk->handle, "ASYM", NULL, &temp);
+ rv = acpi_evaluate_integer(asus->handle, "ASYM", NULL, &temp);
if (!ACPI_FAILURE(rv))
len += sprintf(page + len, "ASYM value : %#x\n",
(uint) temp);
- if (asus_info) {
- snprintf(buf, 16, "%d", asus_info->length);
+ if (asus->dsdt_info) {
+ snprintf(buf, 16, "%d", asus->dsdt_info->length);
len += sprintf(page + len, "DSDT length : %s\n", buf);
- snprintf(buf, 16, "%d", asus_info->checksum);
+ snprintf(buf, 16, "%d", asus->dsdt_info->checksum);
len += sprintf(page + len, "DSDT checksum : %s\n", buf);
- snprintf(buf, 16, "%d", asus_info->revision);
+ snprintf(buf, 16, "%d", asus->dsdt_info->revision);
len += sprintf(page + len, "DSDT revision : %s\n", buf);
- snprintf(buf, 7, "%s", asus_info->oem_id);
+ snprintf(buf, 7, "%s", asus->dsdt_info->oem_id);
len += sprintf(page + len, "OEM id : %s\n", buf);
- snprintf(buf, 9, "%s", asus_info->oem_table_id);
+ snprintf(buf, 9, "%s", asus->dsdt_info->oem_table_id);
len += sprintf(page + len, "OEM table id : %s\n", buf);
- snprintf(buf, 16, "%x", asus_info->oem_revision);
+ snprintf(buf, 16, "%x", asus->dsdt_info->oem_revision);
len += sprintf(page + len, "OEM revision : 0x%s\n", buf);
- snprintf(buf, 5, "%s", asus_info->asl_compiler_id);
+ snprintf(buf, 5, "%s", asus->dsdt_info->asl_compiler_id);
len += sprintf(page + len, "ASL comp vendor id : %s\n", buf);
- snprintf(buf, 16, "%x", asus_info->asl_compiler_revision);
+ snprintf(buf, 16, "%x", asus->dsdt_info->asl_compiler_revision);
len += sprintf(page + len, "ASL comp revision : 0x%s\n", buf);
}
@@ -672,8 +757,9 @@ static int parse_arg(const char *buf, unsigned long count, int *val)
return count;
}
-static ssize_t store_status(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,
+ const char *method)
{
int rv, value;
int out = 0;
@@ -682,8 +768,8 @@ static ssize_t store_status(const char *buf, size_t count,
if (rv > 0)
out = value ? 1 : 0;
- write_status(handle, out, mask);
-
+ if (write_acpi_int(asus->handle, method, value))
+ return -ENODEV;
return rv;
}
@@ -693,67 +779,116 @@ static ssize_t store_status(const char *buf, size_t count,
static ssize_t show_ledd(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return sprintf(buf, "0x%08x\n", hotk->ledd_status);
+ struct asus_laptop *asus = dev_get_drvdata(dev);
+
+ return sprintf(buf, "0x%08x\n", asus->ledd_status);
}
static ssize_t store_ledd(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
+ struct asus_laptop *asus = dev_get_drvdata(dev);
int rv, value;
rv = parse_arg(buf, count, &value);
if (rv > 0) {
- if (write_acpi_int(ledd_set_handle, NULL, value, NULL))
+ if (write_acpi_int(asus->handle, METHOD_LEDD, value))
pr_warning("LED display write failed\n");
else
- hotk->ledd_status = (u32) value;
+ asus->ledd_status = (u32) value;
}
return rv;
}
/*
+ * Wireless
+ */
+static int asus_wireless_status(struct asus_laptop *asus, int mask)
+{
+ unsigned long long status;
+ acpi_status rv = AE_OK;
+
+ if (!asus->have_rsts)
+ return (asus->wireless_status & mask) ? 1 : 0;
+
+ rv = acpi_evaluate_integer(asus->handle, METHOD_WL_STATUS,
+ NULL, &status);
+ if (ACPI_FAILURE(rv)) {
+ pr_warning("Error reading Wireless status\n");
+ return -EINVAL;
+ }
+ return !!(status & mask);
+}
+
+/*
* WLAN
*/
+static int asus_wlan_set(struct asus_laptop *asus, int status)
+{
+ if (write_acpi_int(asus->handle, METHOD_WLAN, !!status)) {
+ pr_warning("Error setting wlan status to %d", status);
+ return -EIO;
+ }
+ return 0;
+}
+
static ssize_t show_wlan(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return sprintf(buf, "%d\n", read_status(WL_ON));
+ struct asus_laptop *asus = dev_get_drvdata(dev);
+
+ return sprintf(buf, "%d\n", asus_wireless_status(asus, WL_RSTS));
}
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);
+ struct asus_laptop *asus = dev_get_drvdata(dev);
+
+ return sysfs_acpi_set(asus, buf, count, METHOD_WLAN);
}
/*
* Bluetooth
*/
+static int asus_bluetooth_set(struct asus_laptop *asus, int status)
+{
+ if (write_acpi_int(asus->handle, METHOD_BLUETOOTH, !!status)) {
+ pr_warning("Error setting bluetooth status to %d", status);
+ return -EIO;
+ }
+ return 0;
+}
+
static ssize_t show_bluetooth(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return sprintf(buf, "%d\n", read_status(BT_ON));
+ struct asus_laptop *asus = dev_get_drvdata(dev);
+
+ return sprintf(buf, "%d\n", asus_wireless_status(asus, BT_RSTS));
}
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);
+ struct asus_laptop *asus = dev_get_drvdata(dev);
+
+ return sysfs_acpi_set(asus, buf, count, METHOD_BLUETOOTH);
}
/*
* Display
*/
-static void set_display(int value)
+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, NULL))
+ if (write_acpi_int(asus->handle, METHOD_SWITCH_DISPLAY, value))
pr_warning("Error setting display\n");
return;
}
-static int read_display(void)
+static int read_display(struct asus_laptop *asus)
{
unsigned long long value = 0;
acpi_status rv = AE_OK;
@@ -769,7 +904,7 @@ static int read_display(void)
pr_warning("Error reading display status\n");
}
- value &= 0x0F; /* needed for some models, shouldn't hurt others */
+ value &= 0x0F; /* needed for some models, shouldn't hurt others */
return value;
}
@@ -781,7 +916,11 @@ static int read_display(void)
static ssize_t show_disp(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return sprintf(buf, "%d\n", read_display());
+ struct asus_laptop *asus = dev_get_drvdata(dev);
+
+ if (!display_get_handle)
+ return -ENODEV;
+ return sprintf(buf, "%d\n", read_display(asus));
}
/*
@@ -794,65 +933,72 @@ static ssize_t show_disp(struct device *dev,
static ssize_t store_disp(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
+ struct asus_laptop *asus = dev_get_drvdata(dev);
int rv, value;
rv = parse_arg(buf, count, &value);
if (rv > 0)
- set_display(value);
+ asus_set_display(asus, value);
return rv;
}
/*
* Light Sens
*/
-static void set_light_sens_switch(int value)
+static void asus_als_switch(struct asus_laptop *asus, int value)
{
- if (write_acpi_int(ls_switch_handle, NULL, value, NULL))
+ if (write_acpi_int(asus->handle, METHOD_ALS_CONTROL, value))
pr_warning("Error setting light sensor switch\n");
- hotk->light_switch = value;
+ asus->light_switch = value;
}
static ssize_t show_lssw(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return sprintf(buf, "%d\n", hotk->light_switch);
+ struct asus_laptop *asus = dev_get_drvdata(dev);
+
+ return sprintf(buf, "%d\n", asus->light_switch);
}
static ssize_t store_lssw(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
+ struct asus_laptop *asus = dev_get_drvdata(dev);
int rv, value;
rv = parse_arg(buf, count, &value);
if (rv > 0)
- set_light_sens_switch(value ? 1 : 0);
+ asus_als_switch(asus, value ? 1 : 0);
return rv;
}
-static void set_light_sens_level(int value)
+static void asus_als_level(struct asus_laptop *asus, int value)
{
- if (write_acpi_int(ls_level_handle, NULL, value, NULL))
+ if (write_acpi_int(asus->handle, METHOD_ALS_LEVEL, value))
pr_warning("Error setting light sensor level\n");
- hotk->light_level = value;
+ asus->light_level = value;
}
static ssize_t show_lslvl(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return sprintf(buf, "%d\n", hotk->light_level);
+ struct asus_laptop *asus = dev_get_drvdata(dev);
+
+ return sprintf(buf, "%d\n", asus->light_level);
}
static ssize_t store_lslvl(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
+ struct asus_laptop *asus = dev_get_drvdata(dev);
int rv, value;
rv = parse_arg(buf, count, &value);
if (rv > 0) {
value = (0 < value) ? ((15 < value) ? 15 : value) : 0;
/* 0 <= value <= 15 */
- set_light_sens_level(value);
+ asus_als_level(asus, value);
}
return rv;
@@ -861,197 +1007,309 @@ static ssize_t store_lslvl(struct device *dev, struct device_attribute *attr,
/*
* GPS
*/
+static int asus_gps_status(struct asus_laptop *asus)
+{
+ unsigned long long status;
+ acpi_status rv = AE_OK;
+
+ rv = acpi_evaluate_integer(asus->handle, METHOD_GPS_STATUS,
+ NULL, &status);
+ if (ACPI_FAILURE(rv)) {
+ pr_warning("Error reading GPS status\n");
+ return -ENODEV;
+ }
+ return !!status;
+}
+
+static int asus_gps_switch(struct asus_laptop *asus, int status)
+{
+ const char *meth = status ? METHOD_GPS_ON : METHOD_GPS_OFF;
+
+ if (write_acpi_int(asus->handle, meth, 0x02))
+ return -ENODEV;
+ return 0;
+}
+
static ssize_t show_gps(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return sprintf(buf, "%d\n", read_status(GPS_ON));
+ struct asus_laptop *asus = dev_get_drvdata(dev);
+
+ return sprintf(buf, "%d\n", asus_gps_status(asus));
}
static ssize_t store_gps(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
- return store_status(buf, count, NULL, GPS_ON);
+ struct asus_laptop *asus = dev_get_drvdata(dev);
+ int rv, value;
+ int ret;
+
+ rv = parse_arg(buf, count, &value);
+ if (rv <= 0)
+ return -EINVAL;
+ ret = asus_gps_switch(asus, !!value);
+ if (ret)
+ return ret;
+ rfkill_set_sw_state(asus->gps_rfkill, !value);
+ return rv;
}
/*
- * Hotkey functions
+ * rfkill
*/
-static struct key_entry *asus_get_entry_by_scancode(int code)
+static int asus_gps_rfkill_set(void *data, bool blocked)
{
- struct key_entry *key;
-
- for (key = asus_keymap; key->type != KE_END; key++)
- if (code == key->code)
- return key;
+ acpi_handle handle = data;
- return NULL;
+ return asus_gps_switch(handle, !blocked);
}
-static struct key_entry *asus_get_entry_by_keycode(int code)
-{
- struct key_entry *key;
-
- for (key = asus_keymap; key->type != KE_END; key++)
- if (code == key->keycode && key->type == KE_KEY)
- return key;
+static const struct rfkill_ops asus_gps_rfkill_ops = {
+ .set_block = asus_gps_rfkill_set,
+};
- return NULL;
+static void asus_rfkill_exit(struct asus_laptop *asus)
+{
+ if (asus->gps_rfkill) {
+ rfkill_unregister(asus->gps_rfkill);
+ rfkill_destroy(asus->gps_rfkill);
+ asus->gps_rfkill = NULL;
+ }
}
-static int asus_getkeycode(struct input_dev *dev, int scancode, int *keycode)
+static int asus_rfkill_init(struct asus_laptop *asus)
{
- struct key_entry *key = asus_get_entry_by_scancode(scancode);
+ int result;
- if (key && key->type == KE_KEY) {
- *keycode = key->keycode;
+ 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))
return 0;
+
+ asus->gps_rfkill = rfkill_alloc("asus-gps", &asus->platform_device->dev,
+ RFKILL_TYPE_GPS,
+ &asus_gps_rfkill_ops, NULL);
+ if (!asus->gps_rfkill)
+ return -EINVAL;
+
+ result = rfkill_register(asus->gps_rfkill);
+ if (result) {
+ rfkill_destroy(asus->gps_rfkill);
+ asus->gps_rfkill = NULL;
}
- return -EINVAL;
+ return result;
}
-static int asus_setkeycode(struct input_dev *dev, int scancode, int keycode)
+/*
+ * Input device (i.e. hotkeys)
+ */
+static void asus_input_notify(struct asus_laptop *asus, int event)
{
- struct key_entry *key;
- int old_keycode;
+ if (asus->inputdev)
+ sparse_keymap_report_event(asus->inputdev, event, 1, true);
+}
- if (keycode < 0 || keycode > KEY_MAX)
- return -EINVAL;
+static int asus_input_init(struct asus_laptop *asus)
+{
+ struct input_dev *input;
+ int error;
- key = asus_get_entry_by_scancode(scancode);
- if (key && key->type == KE_KEY) {
- old_keycode = key->keycode;
- key->keycode = keycode;
- set_bit(keycode, dev->keybit);
- if (!asus_get_entry_by_keycode(old_keycode))
- clear_bit(old_keycode, dev->keybit);
+ input = input_allocate_device();
+ if (!input) {
+ pr_info("Unable to allocate input device\n");
return 0;
}
+ input->name = "Asus Laptop extra buttons";
+ input->phys = ASUS_LAPTOP_FILE "/input0";
+ input->id.bustype = BUS_HOST;
+ input->dev.parent = &asus->platform_device->dev;
+ input_set_drvdata(input, asus);
+
+ error = sparse_keymap_setup(input, asus_keymap, NULL);
+ if (error) {
+ pr_err("Unable to setup input device keymap\n");
+ goto err_keymap;
+ }
+ error = input_register_device(input);
+ if (error) {
+ pr_info("Unable to register input device\n");
+ goto err_device;
+ }
+
+ asus->inputdev = input;
+ return 0;
- return -EINVAL;
+err_keymap:
+ sparse_keymap_free(input);
+err_device:
+ input_free_device(input);
+ return error;
}
-static void asus_hotk_notify(struct acpi_device *device, u32 event)
+static void asus_input_exit(struct asus_laptop *asus)
{
- static struct key_entry *key;
- u16 count;
+ if (asus->inputdev) {
+ sparse_keymap_free(asus->inputdev);
+ input_unregister_device(asus->inputdev);
+ }
+}
- /* TODO Find a better way to handle events count. */
- if (!hotk)
- return;
+/*
+ * ACPI driver
+ */
+static void asus_acpi_notify(struct acpi_device *device, u32 event)
+{
+ struct asus_laptop *asus = acpi_driver_data(device);
+ u16 count;
/*
* We need to tell the backlight device when the backlight power is
* switched
*/
- if (event == ATKD_LCD_ON) {
- write_status(NULL, 1, LCD_ON);
- lcd_blank(FB_BLANK_UNBLANK);
- } else if (event == ATKD_LCD_OFF) {
- write_status(NULL, 0, LCD_ON);
- lcd_blank(FB_BLANK_POWERDOWN);
- }
+ if (event == ATKD_LCD_ON)
+ lcd_blank(asus, FB_BLANK_UNBLANK);
+ else if (event == ATKD_LCD_OFF)
+ lcd_blank(asus, FB_BLANK_POWERDOWN);
- count = hotk->event_count[event % 128]++;
- acpi_bus_generate_proc_event(hotk->device, event, count);
- acpi_bus_generate_netlink_event(hotk->device->pnp.device_class,
- dev_name(&hotk->device->dev), event,
+ /* TODO Find a better way to handle events count. */
+ count = asus->event_count[event % 128]++;
+ acpi_bus_generate_proc_event(asus->device, event, count);
+ acpi_bus_generate_netlink_event(asus->device->pnp.device_class,
+ dev_name(&asus->device->dev), event,
count);
- if (hotk->inputdev) {
- key = asus_get_entry_by_scancode(event);
- if (!key)
- return ;
-
- switch (key->type) {
- case KE_KEY:
- input_report_key(hotk->inputdev, key->keycode, 1);
- input_sync(hotk->inputdev);
- input_report_key(hotk->inputdev, key->keycode, 0);
- input_sync(hotk->inputdev);
- break;
+ /* Brightness events are special */
+ if (event >= ATKD_BR_MIN && event <= ATKD_BR_MAX) {
+
+ /* Ignore them completely if the acpi video driver is used */
+ if (asus->backlight_device != NULL) {
+ /* Update the backlight device. */
+ asus_backlight_notify(asus);
}
+ return ;
}
+ asus_input_notify(asus, event);
}
-#define ASUS_CREATE_DEVICE_ATTR(_name) \
- struct device_attribute dev_attr_##_name = { \
- .attr = { \
- .name = __stringify(_name), \
- .mode = 0 }, \
- .show = NULL, \
- .store = NULL, \
+static DEVICE_ATTR(infos, S_IRUGO, show_infos, NULL);
+static DEVICE_ATTR(wlan, S_IRUGO | S_IWUSR, show_wlan, store_wlan);
+static DEVICE_ATTR(bluetooth, S_IRUGO | S_IWUSR, show_bluetooth,
+ store_bluetooth);
+static DEVICE_ATTR(display, S_IRUGO | S_IWUSR, show_disp, store_disp);
+static DEVICE_ATTR(ledd, S_IRUGO | S_IWUSR, show_ledd, store_ledd);
+static DEVICE_ATTR(ls_level, S_IRUGO | S_IWUSR, show_lslvl, store_lslvl);
+static DEVICE_ATTR(ls_switch, S_IRUGO | S_IWUSR, show_lssw, store_lssw);
+static DEVICE_ATTR(gps, S_IRUGO | S_IWUSR, show_gps, store_gps);
+
+static void asus_sysfs_exit(struct asus_laptop *asus)
+{
+ struct platform_device *device = asus->platform_device;
+
+ device_remove_file(&device->dev, &dev_attr_infos);
+ device_remove_file(&device->dev, &dev_attr_wlan);
+ device_remove_file(&device->dev, &dev_attr_bluetooth);
+ device_remove_file(&device->dev, &dev_attr_display);
+ device_remove_file(&device->dev, &dev_attr_ledd);
+ device_remove_file(&device->dev, &dev_attr_ls_switch);
+ device_remove_file(&device->dev, &dev_attr_ls_level);
+ device_remove_file(&device->dev, &dev_attr_gps);
+}
+
+static int asus_sysfs_init(struct asus_laptop *asus)
+{
+ struct platform_device *device = asus->platform_device;
+ int err;
+
+ err = device_create_file(&device->dev, &dev_attr_infos);
+ if (err)
+ return err;
+
+ if (!acpi_check_handle(asus->handle, METHOD_WLAN, NULL)) {
+ err = device_create_file(&device->dev, &dev_attr_wlan);
+ if (err)
+ return err;
}
-#define ASUS_SET_DEVICE_ATTR(_name, _mode, _show, _store) \
- do { \
- dev_attr_##_name.attr.mode = _mode; \
- dev_attr_##_name.show = _show; \
- dev_attr_##_name.store = _store; \
- } while(0)
-
-static ASUS_CREATE_DEVICE_ATTR(infos);
-static ASUS_CREATE_DEVICE_ATTR(wlan);
-static ASUS_CREATE_DEVICE_ATTR(bluetooth);
-static ASUS_CREATE_DEVICE_ATTR(display);
-static ASUS_CREATE_DEVICE_ATTR(ledd);
-static ASUS_CREATE_DEVICE_ATTR(ls_switch);
-static ASUS_CREATE_DEVICE_ATTR(ls_level);
-static ASUS_CREATE_DEVICE_ATTR(gps);
-
-static struct attribute *asuspf_attributes[] = {
- &dev_attr_infos.attr,
- &dev_attr_wlan.attr,
- &dev_attr_bluetooth.attr,
- &dev_attr_display.attr,
- &dev_attr_ledd.attr,
- &dev_attr_ls_switch.attr,
- &dev_attr_ls_level.attr,
- &dev_attr_gps.attr,
- NULL
-};
+ if (!acpi_check_handle(asus->handle, METHOD_BLUETOOTH, NULL)) {
+ err = device_create_file(&device->dev, &dev_attr_bluetooth);
+ if (err)
+ return err;
+ }
-static struct attribute_group asuspf_attribute_group = {
- .attrs = asuspf_attributes
-};
+ if (!acpi_check_handle(asus->handle, METHOD_SWITCH_DISPLAY, NULL)) {
+ err = device_create_file(&device->dev, &dev_attr_display);
+ if (err)
+ return err;
+ }
-static struct platform_driver asuspf_driver = {
- .driver = {
- .name = ASUS_HOTK_FILE,
- .owner = THIS_MODULE,
- }
-};
+ if (!acpi_check_handle(asus->handle, METHOD_LEDD, NULL)) {
+ err = device_create_file(&device->dev, &dev_attr_ledd);
+ if (err)
+ return err;
+ }
-static struct platform_device *asuspf_device;
+ if (!acpi_check_handle(asus->handle, METHOD_ALS_CONTROL, NULL) &&
+ !acpi_check_handle(asus->handle, METHOD_ALS_LEVEL, NULL)) {
+ err = device_create_file(&device->dev, &dev_attr_ls_switch);
+ if (err)
+ return err;
+ err = device_create_file(&device->dev, &dev_attr_ls_level);
+ if (err)
+ return err;
+ }
-static void asus_hotk_add_fs(void)
-{
- ASUS_SET_DEVICE_ATTR(infos, 0444, show_infos, NULL);
+ 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)) {
+ err = device_create_file(&device->dev, &dev_attr_gps);
+ if (err)
+ return err;
+ }
- if (wl_switch_handle)
- ASUS_SET_DEVICE_ATTR(wlan, 0644, show_wlan, store_wlan);
+ return err;
+}
+
+static int asus_platform_init(struct asus_laptop *asus)
+{
+ int err;
- if (bt_switch_handle)
- ASUS_SET_DEVICE_ATTR(bluetooth, 0644,
- show_bluetooth, store_bluetooth);
+ asus->platform_device = platform_device_alloc(ASUS_LAPTOP_FILE, -1);
+ if (!asus->platform_device)
+ return -ENOMEM;
+ platform_set_drvdata(asus->platform_device, asus);
- 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);
+ err = platform_device_add(asus->platform_device);
+ if (err)
+ goto fail_platform_device;
- if (ledd_set_handle)
- ASUS_SET_DEVICE_ATTR(ledd, 0644, show_ledd, store_ledd);
+ err = asus_sysfs_init(asus);
+ if (err)
+ goto fail_sysfs;
+ return 0;
- if (ls_switch_handle && ls_level_handle) {
- ASUS_SET_DEVICE_ATTR(ls_level, 0644, show_lslvl, store_lslvl);
- ASUS_SET_DEVICE_ATTR(ls_switch, 0644, show_lssw, store_lssw);
- }
+fail_sysfs:
+ asus_sysfs_exit(asus);
+ platform_device_del(asus->platform_device);
+fail_platform_device:
+ platform_device_put(asus->platform_device);
+ return err;
+}
- if (gps_status_handle && gps_on_handle && gps_off_handle)
- ASUS_SET_DEVICE_ATTR(gps, 0644, show_gps, store_gps);
+static void asus_platform_exit(struct asus_laptop *asus)
+{
+ asus_sysfs_exit(asus);
+ platform_device_unregister(asus->platform_device);
}
+static struct platform_driver platform_driver = {
+ .driver = {
+ .name = ASUS_LAPTOP_FILE,
+ .owner = THIS_MODULE,
+ }
+};
+
static int asus_handle_init(char *name, acpi_handle * handle,
char **paths, int num_paths)
{
@@ -1073,10 +1331,11 @@ static int asus_handle_init(char *name, acpi_handle * handle,
ARRAY_SIZE(object##_paths))
/*
- * This function is used to initialize the hotk with right values. In this
- * method, we can make all the detection we want, and modify the hotk struct
+ * This function is used to initialize the context with right values. In this
+ * method, we can make all the detection we want, and modify the asus_laptop
+ * struct
*/
-static int asus_hotk_get_info(void)
+static int asus_laptop_get_info(struct asus_laptop *asus)
{
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *model = NULL;
@@ -1089,22 +1348,21 @@ static int asus_hotk_get_info(void)
* models, but late enough to allow acpi_bus_register_driver() to fail
* before doing anything ACPI-specific. Should we encounter a machine,
* which needs special handling (i.e. its hotkey device has a different
- * HID), this bit will be moved. A global variable asus_info contains
- * the DSDT header.
+ * HID), this bit will be moved.
*/
- status = acpi_get_table(ACPI_SIG_DSDT, 1, &asus_info);
+ status = acpi_get_table(ACPI_SIG_DSDT, 1, &asus->dsdt_info);
if (ACPI_FAILURE(status))
pr_warning("Couldn't get the DSDT table header\n");
/* We have to write 0 on init this far for all ASUS models */
- if (write_acpi_int(hotk->handle, "INIT", 0, &buffer)) {
+ if (write_acpi_int_ret(asus->handle, "INIT", 0, &buffer)) {
pr_err("Hotkey initialization failed\n");
return -ENODEV;
}
/* This needs to be called for some laptops to init properly */
status =
- acpi_evaluate_integer(hotk->handle, "BSTS", NULL, &bsts_result);
+ acpi_evaluate_integer(asus->handle, "BSTS", NULL, &bsts_result);
if (ACPI_FAILURE(status))
pr_warning("Error calling BSTS\n");
else if (bsts_result)
@@ -1112,8 +1370,8 @@ static int asus_hotk_get_info(void)
(uint) bsts_result);
/* This too ... */
- write_acpi_int(hotk->handle, "CWAP", wapf, NULL);
-
+ if (write_acpi_int(asus->handle, "CWAP", wapf))
+ pr_err("Error calling CWAP(%d)\n", wapf);
/*
* Try to match the object returned by INIT to the specific model.
* Handle every possible object (or the lack of thereof) the DSDT
@@ -1134,397 +1392,210 @@ static int asus_hotk_get_info(void)
break;
}
}
- hotk->name = kstrdup(string, GFP_KERNEL);
- if (!hotk->name)
+ asus->name = kstrdup(string, GFP_KERNEL);
+ if (!asus->name)
return -ENOMEM;
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(hotk->handle, "HRWS", NULL, &hwrs_result);
- if (ACPI_FAILURE(status))
- hwrs_result = WL_HWRS | BT_HWRS;
-
- if (hwrs_result & WL_HWRS)
- ASUS_HANDLE_INIT(wl_switch);
- if (hwrs_result & BT_HWRS)
- ASUS_HANDLE_INIT(bt_switch);
-
- ASUS_HANDLE_INIT(wireless_status);
+ acpi_evaluate_integer(asus->handle, "HRWS", NULL, &hwrs_result);
+ if (!ACPI_FAILURE(status))
+ pr_notice(" HRWS returned %x", (int)hwrs_result);
- ASUS_HANDLE_INIT(brightness_set);
- ASUS_HANDLE_INIT(brightness_get);
+ if (!acpi_check_handle(asus->handle, METHOD_WL_STATUS, NULL))
+ asus->have_rsts = true;
+ /* 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;
}
-static int asus_input_init(void)
-{
- const struct key_entry *key;
- int result;
+static bool asus_device_present;
- hotk->inputdev = input_allocate_device();
- if (!hotk->inputdev) {
- pr_info("Unable to allocate input device\n");
- return 0;
- }
- hotk->inputdev->name = "Asus Laptop extra buttons";
- hotk->inputdev->phys = ASUS_HOTK_FILE "/input0";
- hotk->inputdev->id.bustype = BUS_HOST;
- hotk->inputdev->getkeycode = asus_getkeycode;
- hotk->inputdev->setkeycode = asus_setkeycode;
-
- for (key = asus_keymap; key->type != KE_END; key++) {
- switch (key->type) {
- case KE_KEY:
- set_bit(EV_KEY, hotk->inputdev->evbit);
- set_bit(key->keycode, hotk->inputdev->keybit);
- break;
- }
- }
- result = input_register_device(hotk->inputdev);
- if (result) {
- pr_info("Unable to register input device\n");
- input_free_device(hotk->inputdev);
- }
- return result;
-}
-
-static int asus_hotk_check(void)
+static int __devinit asus_acpi_init(struct asus_laptop *asus)
{
int result = 0;
- result = acpi_bus_get_status(hotk->device);
+ result = acpi_bus_get_status(asus->device);
if (result)
return result;
-
- if (hotk->device->status.present) {
- result = asus_hotk_get_info();
- } else {
+ if (!asus->device->status.present) {
pr_err("Hotkey device not present, aborting\n");
- return -EINVAL;
+ return -ENODEV;
}
- return result;
-}
-
-static int asus_hotk_found;
-
-static int asus_hotk_add(struct acpi_device *device)
-{
- int result;
-
- pr_notice("Asus Laptop Support version %s\n",
- ASUS_LAPTOP_VERSION);
-
- hotk = kzalloc(sizeof(struct asus_hotk), GFP_KERNEL);
- if (!hotk)
- return -ENOMEM;
-
- hotk->handle = device->handle;
- strcpy(acpi_device_name(device), ASUS_HOTK_DEVICE_NAME);
- strcpy(acpi_device_class(device), ASUS_HOTK_CLASS);
- device->driver_data = hotk;
- hotk->device = device;
-
- result = asus_hotk_check();
+ result = asus_laptop_get_info(asus);
if (result)
- goto end;
-
- asus_hotk_add_fs();
-
- asus_hotk_found = 1;
+ return result;
/* WLED and BLED are on by default */
- 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);
+ if (bluetooth_status >= 0)
+ asus_bluetooth_set(asus, !!bluetooth_status);
- /* LCD Backlight is on by default */
- write_status(NULL, 1, LCD_ON);
+ if (wlan_status >= 0)
+ asus_wlan_set(asus, !!wlan_status);
/* Keyboard Backlight is on by default */
- if (kled_set_handle)
- set_kled_lvl(1);
+ if (!acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_SET, NULL))
+ asus_kled_set(asus, 1);
/* LED display is off by default */
- hotk->ledd_status = 0xFFF;
+ asus->ledd_status = 0xFFF;
/* Set initial values of light sensor and level */
- hotk->light_switch = 0; /* Default to light sensor disabled */
- hotk->light_level = 5; /* level 5 for sensor sensitivity */
+ asus->light_switch = 0; /* Default to light sensor disabled */
+ asus->light_level = 5; /* level 5 for sensor sensitivity */
- if (ls_switch_handle)
- set_light_sens_switch(hotk->light_switch);
-
- if (ls_level_handle)
- set_light_sens_level(hotk->light_level);
-
- /* GPS is on by default */
- write_status(NULL, 1, GPS_ON);
-
-end:
- if (result) {
- kfree(hotk->name);
- kfree(hotk);
+ 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);
+ asus_als_level(asus, asus->light_level);
}
+ asus->lcd_state = 1; /* LCD should be on when the module load */
return result;
}
-static int asus_hotk_remove(struct acpi_device *device, int type)
-{
- kfree(hotk->name);
- kfree(hotk);
-
- return 0;
-}
-
-static void asus_backlight_exit(void)
+static int __devinit asus_acpi_add(struct acpi_device *device)
{
- if (asus_backlight_device)
- backlight_device_unregister(asus_backlight_device);
-}
-
-#define ASUS_LED_UNREGISTER(object) \
- if (object##_led.dev) \
- led_classdev_unregister(&object##_led)
+ struct asus_laptop *asus;
+ int result;
-static void asus_led_exit(void)
-{
- destroy_workqueue(led_workqueue);
- ASUS_LED_UNREGISTER(mled);
- ASUS_LED_UNREGISTER(tled);
- ASUS_LED_UNREGISTER(pled);
- ASUS_LED_UNREGISTER(rled);
- ASUS_LED_UNREGISTER(gled);
- ASUS_LED_UNREGISTER(kled);
-}
+ pr_notice("Asus Laptop Support version %s\n",
+ ASUS_LAPTOP_VERSION);
+ asus = kzalloc(sizeof(struct asus_laptop), GFP_KERNEL);
+ if (!asus)
+ return -ENOMEM;
+ asus->handle = device->handle;
+ strcpy(acpi_device_name(device), ASUS_LAPTOP_DEVICE_NAME);
+ strcpy(acpi_device_class(device), ASUS_LAPTOP_CLASS);
+ device->driver_data = asus;
+ asus->device = device;
-static void asus_input_exit(void)
-{
- if (hotk->inputdev)
- input_unregister_device(hotk->inputdev);
-}
+ result = asus_acpi_init(asus);
+ if (result)
+ goto fail_platform;
-static void __exit asus_laptop_exit(void)
-{
- asus_backlight_exit();
- asus_led_exit();
- asus_input_exit();
+ /*
+ * Register the platform device first. It is used as a parent for the
+ * sub-devices below.
+ */
+ result = asus_platform_init(asus);
+ if (result)
+ goto fail_platform;
- acpi_bus_unregister_driver(&asus_hotk_driver);
- sysfs_remove_group(&asuspf_device->dev.kobj, &asuspf_attribute_group);
- platform_device_unregister(asuspf_device);
- platform_driver_unregister(&asuspf_driver);
-}
+ if (!acpi_video_backlight_support()) {
+ result = asus_backlight_init(asus);
+ if (result)
+ goto fail_backlight;
+ } else
+ pr_info("Backlight controlled by ACPI video driver\n");
-static int asus_backlight_init(struct device *dev)
-{
- struct backlight_device *bd;
+ result = asus_input_init(asus);
+ if (result)
+ goto fail_input;
- if (brightness_set_handle && lcd_switch_handle) {
- bd = backlight_device_register(ASUS_HOTK_FILE, dev,
- NULL, &asusbl_ops);
- if (IS_ERR(bd)) {
- pr_err("Could not register asus backlight device\n");
- asus_backlight_device = NULL;
- return PTR_ERR(bd);
- }
+ result = asus_led_init(asus);
+ if (result)
+ goto fail_led;
- asus_backlight_device = bd;
+ result = asus_rfkill_init(asus);
+ if (result)
+ goto fail_rfkill;
- bd->props.max_brightness = 15;
- bd->props.brightness = read_brightness(NULL);
- bd->props.power = FB_BLANK_UNBLANK;
- backlight_update_status(bd);
- }
+ asus_device_present = true;
return 0;
-}
-static int asus_led_register(acpi_handle handle,
- struct led_classdev *ldev, struct device *dev)
-{
- if (!handle)
- return 0;
+fail_rfkill:
+ asus_led_exit(asus);
+fail_led:
+ asus_input_exit(asus);
+fail_input:
+ asus_backlight_exit(asus);
+fail_backlight:
+ asus_platform_exit(asus);
+fail_platform:
+ kfree(asus->name);
+ kfree(asus);
- return led_classdev_register(dev, ldev);
+ return result;
}
-#define ASUS_LED_REGISTER(object, device) \
- asus_led_register(object##_set_handle, &object##_led, device)
-
-static int asus_led_init(struct device *dev)
+static int asus_acpi_remove(struct acpi_device *device, int type)
{
- int rv;
-
- rv = ASUS_LED_REGISTER(mled, dev);
- if (rv)
- goto out;
-
- rv = ASUS_LED_REGISTER(tled, dev);
- if (rv)
- goto out1;
-
- rv = ASUS_LED_REGISTER(rled, dev);
- if (rv)
- goto out2;
-
- rv = ASUS_LED_REGISTER(pled, dev);
- if (rv)
- goto out3;
-
- rv = ASUS_LED_REGISTER(gled, dev);
- if (rv)
- goto out4;
+ struct asus_laptop *asus = acpi_driver_data(device);
- if (kled_set_handle && kled_get_handle)
- rv = ASUS_LED_REGISTER(kled, dev);
- if (rv)
- goto out5;
-
- led_workqueue = create_singlethread_workqueue("led_workqueue");
- if (!led_workqueue)
- goto out6;
+ asus_backlight_exit(asus);
+ asus_rfkill_exit(asus);
+ asus_led_exit(asus);
+ asus_input_exit(asus);
+ asus_platform_exit(asus);
+ kfree(asus->name);
+ kfree(asus);
return 0;
-out6:
- rv = -ENOMEM;
- ASUS_LED_UNREGISTER(kled);
-out5:
- ASUS_LED_UNREGISTER(gled);
-out4:
- ASUS_LED_UNREGISTER(pled);
-out3:
- ASUS_LED_UNREGISTER(rled);
-out2:
- ASUS_LED_UNREGISTER(tled);
-out1:
- ASUS_LED_UNREGISTER(mled);
-out:
- return rv;
}
+static const struct acpi_device_id asus_device_ids[] = {
+ {"ATK0100", 0},
+ {"ATK0101", 0},
+ {"", 0},
+};
+MODULE_DEVICE_TABLE(acpi, asus_device_ids);
+
+static struct acpi_driver asus_acpi_driver = {
+ .name = ASUS_LAPTOP_NAME,
+ .class = ASUS_LAPTOP_CLASS,
+ .owner = THIS_MODULE,
+ .ids = asus_device_ids,
+ .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
+ .ops = {
+ .add = asus_acpi_add,
+ .remove = asus_acpi_remove,
+ .notify = asus_acpi_notify,
+ },
+};
+
static int __init asus_laptop_init(void)
{
int result;
- result = acpi_bus_register_driver(&asus_hotk_driver);
+ result = platform_driver_register(&platform_driver);
if (result < 0)
return result;
- /*
- * This is a bit of a kludge. We only want this module loaded
- * for ASUS systems, but there's currently no way to probe the
- * ACPI namespace for ASUS HIDs. So we just return failure if
- * we didn't find one, which will cause the module to be
- * unloaded.
- */
- if (!asus_hotk_found) {
- acpi_bus_unregister_driver(&asus_hotk_driver);
- return -ENODEV;
- }
-
- result = asus_input_init();
- if (result)
- goto fail_input;
-
- /* Register platform stuff */
- result = platform_driver_register(&asuspf_driver);
- if (result)
- goto fail_platform_driver;
-
- asuspf_device = platform_device_alloc(ASUS_HOTK_FILE, -1);
- if (!asuspf_device) {
- result = -ENOMEM;
- goto fail_platform_device1;
+ result = acpi_bus_register_driver(&asus_acpi_driver);
+ if (result < 0)
+ goto fail_acpi_driver;
+ if (!asus_device_present) {
+ result = -ENODEV;
+ goto fail_no_device;
}
-
- result = platform_device_add(asuspf_device);
- if (result)
- goto fail_platform_device2;
-
- result = sysfs_create_group(&asuspf_device->dev.kobj,
- &asuspf_attribute_group);
- if (result)
- goto fail_sysfs;
-
- result = asus_led_init(&asuspf_device->dev);
- if (result)
- goto fail_led;
-
- if (!acpi_video_backlight_support()) {
- result = asus_backlight_init(&asuspf_device->dev);
- if (result)
- goto fail_backlight;
- } else
- pr_info("Brightness ignored, must be controlled by "
- "ACPI video driver\n");
-
return 0;
-fail_backlight:
- asus_led_exit();
-
-fail_led:
- sysfs_remove_group(&asuspf_device->dev.kobj,
- &asuspf_attribute_group);
-
-fail_sysfs:
- platform_device_del(asuspf_device);
-
-fail_platform_device2:
- platform_device_put(asuspf_device);
-
-fail_platform_device1:
- platform_driver_unregister(&asuspf_driver);
-
-fail_platform_driver:
- asus_input_exit();
-
-fail_input:
-
+fail_no_device:
+ acpi_bus_unregister_driver(&asus_acpi_driver);
+fail_acpi_driver:
+ platform_driver_unregister(&platform_driver);
return result;
}
+static void __exit asus_laptop_exit(void)
+{
+ acpi_bus_unregister_driver(&asus_acpi_driver);
+ platform_driver_unregister(&platform_driver);
+}
+
module_init(asus_laptop_init);
module_exit(asus_laptop_exit);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-06 12:23:53 +0000