diff options
| -rw-r--r-- | drivers/platform/x86/asus-laptop.c | 221 |
1 files changed, 111 insertions, 110 deletions
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c index 8834405be1fd..2505f15cbe6b 100644 --- a/drivers/platform/x86/asus-laptop.c +++ b/drivers/platform/x86/asus-laptop.c @@ -52,11 +52,11 @@ #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_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." /* @@ -89,7 +89,7 @@ #define KEY_ON 0x200 /* Keyboard backlight */ MODULE_AUTHOR("Julien Lerouge, Karol Kozimor, Corentin Chary"); -MODULE_DESCRIPTION(ASUS_HOTK_NAME); +MODULE_DESCRIPTION(ASUS_LAPTOP_NAME); MODULE_LICENSE("GPL"); /* @@ -124,27 +124,27 @@ MODULE_PARM_DESC(bluetooth_status, "Set the wireless status on boot " static char *object##_paths[] = { paths } /* 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) */ +ASUS_HANDLE(mled_set, ASUS_LAPTOP_PREFIX "MLED"); +ASUS_HANDLE(tled_set, ASUS_LAPTOP_PREFIX "TLED"); +ASUS_HANDLE(rled_set, ASUS_LAPTOP_PREFIX "RLED"); /* W1JC */ +ASUS_HANDLE(pled_set, ASUS_LAPTOP_PREFIX "PLED"); /* A7J */ +ASUS_HANDLE(gled_set, ASUS_LAPTOP_PREFIX "GLED"); /* G1, G2 (probably) */ /* LEDD */ -ASUS_HANDLE(ledd_set, ASUS_HOTK_PREFIX "SLCM"); +ASUS_HANDLE(ledd_set, ASUS_LAPTOP_PREFIX "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 */ +ASUS_HANDLE(wl_switch, ASUS_LAPTOP_PREFIX "WLED"); +ASUS_HANDLE(bt_switch, ASUS_LAPTOP_PREFIX "BLED"); +ASUS_HANDLE(wireless_status, ASUS_LAPTOP_PREFIX "RSTS"); /* All new models */ /* Brightness */ -ASUS_HANDLE(brightness_set, ASUS_HOTK_PREFIX "SPLV"); -ASUS_HANDLE(brightness_get, ASUS_HOTK_PREFIX "GPLV"); +ASUS_HANDLE(brightness_set, ASUS_LAPTOP_PREFIX "SPLV"); +ASUS_HANDLE(brightness_get, ASUS_LAPTOP_PREFIX "GPLV"); /* Backlight */ ASUS_HANDLE(lcd_switch, "\\_SB.PCI0.SBRG.EC0._Q10", /* All new models */ @@ -157,7 +157,7 @@ ASUS_HANDLE(lcd_switch, "\\_SB.PCI0.SBRG.EC0._Q10", /* All new models */ "\\Q10"); /* A2x, L2D, L3D, M2E */ /* Display */ -ASUS_HANDLE(display_set, ASUS_HOTK_PREFIX "SDSP"); +ASUS_HANDLE(display_set, ASUS_LAPTOP_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", @@ -182,24 +182,24 @@ ASUS_HANDLE(display_get, /* 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 */ +ASUS_HANDLE(ls_switch, ASUS_LAPTOP_PREFIX "ALSC"); /* Z71A Z71V */ +ASUS_HANDLE(ls_level, ASUS_LAPTOP_PREFIX "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"); +ASUS_HANDLE(gps_on, ASUS_LAPTOP_PREFIX "SDON"); /* R2H */ +ASUS_HANDLE(gps_off, ASUS_LAPTOP_PREFIX "SDOF"); /* R2H */ +ASUS_HANDLE(gps_status, ASUS_LAPTOP_PREFIX "GPST"); /* Keyboard light */ -ASUS_HANDLE(kled_set, ASUS_HOTK_PREFIX "SLKB"); -ASUS_HANDLE(kled_get, ASUS_HOTK_PREFIX "GLKB"); +ASUS_HANDLE(kled_set, ASUS_LAPTOP_PREFIX "SLKB"); +ASUS_HANDLE(kled_get, ASUS_LAPTOP_PREFIX "GLKB"); /* * This is the main structure, we can use it to store anything interesting * about the hotk device */ -struct asus_hotk { +struct asus_laptop { char *name; /* laptop name */ struct platform_device *platform_device; @@ -216,13 +216,13 @@ struct asus_hotk { /* * This header is made available to allow proper configuration given model, - * revision number , ... this info cannot go in struct asus_hotk because it is + * revision number , ... this info cannot go in struct asus_laptop 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; +static struct asus_laptop *asus; /* The backlight device /sys/class/backlight */ static struct backlight_device *asus_backlight_device; @@ -353,7 +353,7 @@ static int read_wireless_status(int mask) acpi_status rv = AE_OK; if (!wireless_status_handle) - return (hotk->status & mask) ? 1 : 0; + return (asus->status & mask) ? 1 : 0; rv = acpi_evaluate_integer(wireless_status_handle, NULL, NULL, &status); if (ACPI_FAILURE(rv)) @@ -361,7 +361,7 @@ static int read_wireless_status(int mask) else return (status & mask) ? 1 : 0; - return (hotk->status & mask) ? 1 : 0; + return (asus->status & mask) ? 1 : 0; } static int read_gps_status(void) @@ -375,7 +375,7 @@ static int read_gps_status(void) else return status ? 1 : 0; - return (hotk->status & GPS_ON) ? 1 : 0; + return (asus->status & GPS_ON) ? 1 : 0; } /* Generic LED functions */ @@ -387,12 +387,12 @@ static int read_status(int mask) else if (mask == GPS_ON) return read_gps_status(); - return (hotk->status & mask) ? 1 : 0; + return (asus->status & mask) ? 1 : 0; } static void write_status(acpi_handle handle, int out, int mask) { - hotk->status = (out) ? (hotk->status | mask) : (hotk->status & ~mask); + asus->status = (out) ? (asus->status | mask) : (asus->status & ~mask); switch (mask) { case MLED_ON: @@ -586,15 +586,15 @@ static ssize_t show_infos(struct device *dev, * 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); @@ -604,7 +604,7 @@ 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); @@ -615,7 +615,7 @@ 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); @@ -673,7 +673,7 @@ 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); + return sprintf(buf, "0x%08x\n", asus->ledd_status); } static ssize_t store_ledd(struct device *dev, struct device_attribute *attr, @@ -686,7 +686,7 @@ static ssize_t store_ledd(struct device *dev, struct device_attribute *attr, if (write_acpi_int(ledd_set_handle, NULL, value)) pr_warning("LED display write failed\n"); else - hotk->ledd_status = (u32) value; + asus->ledd_status = (u32) value; } return rv; } @@ -789,13 +789,13 @@ static void set_light_sens_switch(int value) { if (write_acpi_int(ls_switch_handle, NULL, 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); + return sprintf(buf, "%d\n", asus->light_switch); } static ssize_t store_lssw(struct device *dev, struct device_attribute *attr, @@ -814,13 +814,13 @@ static void set_light_sens_level(int value) { if (write_acpi_int(ls_level_handle, NULL, 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); + return sprintf(buf, "%d\n", asus->light_level); } static ssize_t store_lslvl(struct device *dev, struct device_attribute *attr, @@ -929,23 +929,23 @@ static void asus_acpi_notify(struct acpi_device *device, u32 event) } /* TODO Find a better way to handle events count. */ - 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, + 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) { + if (asus->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); + input_report_key(asus->inputdev, key->keycode, 1); + input_sync(asus->inputdev); + input_report_key(asus->inputdev, key->keycode, 0); + input_sync(asus->inputdev); break; } } @@ -996,42 +996,42 @@ static int asus_platform_init(void) { int result; - hotk->platform_device = platform_device_alloc(ASUS_HOTK_FILE, -1); - if (!hotk->platform_device) + asus->platform_device = platform_device_alloc(ASUS_LAPTOP_FILE, -1); + if (!asus->platform_device) return -ENOMEM; - result = platform_device_add(hotk->platform_device); + result = platform_device_add(asus->platform_device); if (result) goto fail_platform_device; - result = sysfs_create_group(&hotk->platform_device->dev.kobj, + result = sysfs_create_group(&asus->platform_device->dev.kobj, &platform_attribute_group); if (result) goto fail_sysfs; return 0; fail_sysfs: - platform_device_del(hotk->platform_device); + platform_device_del(asus->platform_device); fail_platform_device: - platform_device_put(hotk->platform_device); + platform_device_put(asus->platform_device); return result; } static void asus_platform_exit(void) { - sysfs_remove_group(&hotk->platform_device->dev.kobj, + sysfs_remove_group(&asus->platform_device->dev.kobj, &platform_attribute_group); - platform_device_unregister(hotk->platform_device); + platform_device_unregister(asus->platform_device); } static struct platform_driver platform_driver = { .driver = { - .name = ASUS_HOTK_FILE, + .name = ASUS_LAPTOP_FILE, .owner = THIS_MODULE, } }; -static void asus_hotk_add_fs(void) +static void asus_laptop_add_fs(void) { ASUS_SET_DEVICE_ATTR(infos, 0444, show_infos, NULL); @@ -1080,10 +1080,11 @@ 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(void) { struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *model = NULL; @@ -1104,14 +1105,14 @@ static int asus_hotk_get_info(void) 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_ret(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) @@ -1119,7 +1120,7 @@ static int asus_hotk_get_info(void) (uint) bsts_result); /* This too ... */ - write_acpi_int(hotk->handle, "CWAP", wapf); + write_acpi_int(asus->handle, "CWAP", wapf); /* * Try to match the object returned by INIT to the specific model. @@ -1141,8 +1142,8 @@ 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) @@ -1166,7 +1167,7 @@ static int asus_hotk_get_info(void) * If we don't find the method, we assume the device are present. */ status = - acpi_evaluate_integer(hotk->handle, "HRWS", NULL, &hwrs_result); + acpi_evaluate_integer(asus->handle, "HRWS", NULL, &hwrs_result); if (ACPI_FAILURE(status)) hwrs_result = WL_HWRS | BT_HWRS; @@ -1206,30 +1207,30 @@ static int asus_input_init(struct device *dev) const struct key_entry *key; int result; - hotk->inputdev = input_allocate_device(); - if (!hotk->inputdev) { + asus->inputdev = input_allocate_device(); + if (!asus->inputdev) { pr_info("Unable to allocate input device\n"); return 0; } - hotk->inputdev->name = "Asus Laptop extra buttons"; - hotk->inputdev->dev.parent = dev; - hotk->inputdev->phys = ASUS_HOTK_FILE "/input0"; - hotk->inputdev->id.bustype = BUS_HOST; - hotk->inputdev->getkeycode = asus_getkeycode; - hotk->inputdev->setkeycode = asus_setkeycode; + asus->inputdev->name = "Asus Laptop extra buttons"; + asus->inputdev->dev.parent = dev; + asus->inputdev->phys = ASUS_LAPTOP_FILE "/input0"; + asus->inputdev->id.bustype = BUS_HOST; + asus->inputdev->getkeycode = asus_getkeycode; + asus->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); + set_bit(EV_KEY, asus->inputdev->evbit); + set_bit(key->keycode, asus->inputdev->keybit); break; } } - result = input_register_device(hotk->inputdev); + result = input_register_device(asus->inputdev); if (result) { pr_info("Unable to register input device\n"); - input_free_device(hotk->inputdev); + input_free_device(asus->inputdev); } return result; } @@ -1257,8 +1258,8 @@ static void asus_led_exit(void) static void asus_input_exit(void) { - if (hotk->inputdev) - input_unregister_device(hotk->inputdev); + if (asus->inputdev) + input_unregister_device(asus->inputdev); } static int asus_backlight_init(struct device *dev) @@ -1266,7 +1267,7 @@ static int asus_backlight_init(struct device *dev) struct backlight_device *bd; if (brightness_set_handle && lcd_switch_handle) { - bd = backlight_device_register(ASUS_HOTK_FILE, dev, + bd = backlight_device_register(ASUS_LAPTOP_FILE, dev, NULL, &asusbl_ops); if (IS_ERR(bd)) { pr_err("Could not register asus backlight device\n"); @@ -1354,19 +1355,19 @@ static int __devinit asus_acpi_init(struct acpi_device *device) { 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) { + if (!asus->device->status.present) { pr_err("Hotkey device not present, aborting\n"); return -ENODEV; } - result = asus_hotk_get_info(); + result = asus_laptop_get_info(); if (result) return result; - asus_hotk_add_fs(); + asus_laptop_add_fs(); /* WLED and BLED are on by default */ write_status(bt_switch_handle, 1, BT_ON); @@ -1384,17 +1385,17 @@ static int __devinit asus_acpi_init(struct acpi_device *device) set_kled_lvl(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 */ if (ls_switch_handle) - set_light_sens_switch(hotk->light_switch); + set_light_sens_switch(asus->light_switch); if (ls_level_handle) - set_light_sens_level(hotk->light_level); + set_light_sens_level(asus->light_level); /* GPS is on by default */ write_status(NULL, 1, GPS_ON); @@ -1407,14 +1408,14 @@ static int __devinit asus_acpi_add(struct acpi_device *device) pr_notice("Asus Laptop Support version %s\n", ASUS_LAPTOP_VERSION); - hotk = kzalloc(sizeof(struct asus_hotk), GFP_KERNEL); - if (!hotk) + asus = kzalloc(sizeof(struct asus_laptop), GFP_KERNEL); + if (!asus) 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; + 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; result = asus_acpi_init(device); if (result) @@ -1429,17 +1430,17 @@ static int __devinit asus_acpi_add(struct acpi_device *device) goto fail_platform; if (!acpi_video_backlight_support()) { - result = asus_backlight_init(&hotk->platform_device->dev); + result = asus_backlight_init(&asus->platform_device->dev); if (result) goto fail_backlight; } else pr_info("Backlight controlled by ACPI video driver\n"); - result = asus_input_init(&hotk->platform_device->dev); + result = asus_input_init(&asus->platform_device->dev); if (result) goto fail_input; - result = asus_led_init(&hotk->platform_device->dev); + result = asus_led_init(&asus->platform_device->dev); if (result) goto fail_led; @@ -1453,8 +1454,8 @@ fail_input: fail_backlight: asus_platform_exit(); fail_platform: - kfree(hotk->name); - kfree(hotk); + kfree(asus->name); + kfree(asus); return result; } @@ -1466,8 +1467,8 @@ static int asus_acpi_remove(struct acpi_device *device, int type) asus_input_exit(); asus_platform_exit(); - kfree(hotk->name); - kfree(hotk); + kfree(asus->name); + kfree(asus); return 0; } @@ -1479,8 +1480,8 @@ static const struct acpi_device_id asus_device_ids[] = { MODULE_DEVICE_TABLE(acpi, asus_device_ids); static struct acpi_driver asus_acpi_driver = { - .name = ASUS_HOTK_NAME, - .class = ASUS_HOTK_CLASS, + .name = ASUS_LAPTOP_NAME, + .class = ASUS_LAPTOP_CLASS, .owner = THIS_MODULE, .ids = asus_device_ids, .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS, |