diff options
Diffstat (limited to 'drivers/platform/x86/asus-laptop.c')
| -rw-r--r-- | drivers/platform/x86/asus-laptop.c | 1741 |
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, ¶ms, &kblv); + rv = acpi_evaluate_integer(asus->handle, METHOD_KBD_LIGHT_GET, + ¶ms, &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); |