diff options
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/Kconfig | 17 | ||||
| -rw-r--r-- | drivers/platform/x86/acer-wmi.c | 488 | ||||
| -rw-r--r-- | drivers/platform/x86/asus-laptop.c | 378 | ||||
| -rw-r--r-- | drivers/platform/x86/asus-wmi.c | 4 | ||||
| -rw-r--r-- | drivers/platform/x86/dell-laptop.c | 84 | ||||
| -rw-r--r-- | drivers/platform/x86/eeepc-laptop.c | 2 | ||||
| -rw-r--r-- | drivers/platform/x86/hp_accel.c | 5 | ||||
| -rw-r--r-- | drivers/platform/x86/ideapad-laptop.c | 251 | ||||
| -rw-r--r-- | drivers/platform/x86/intel_scu_ipcutil.c | 8 | ||||
| -rw-r--r-- | drivers/platform/x86/samsung-laptop.c | 107 | ||||
| -rw-r--r-- | drivers/platform/x86/sony-laptop.c | 2 | ||||
| -rw-r--r-- | drivers/platform/x86/topstar-laptop.c | 1 | ||||
| -rw-r--r-- | drivers/platform/x86/toshiba_acpi.c | 641 | ||||
| -rw-r--r-- | drivers/platform/x86/wmi.c | 6 |
14 files changed, 1395 insertions, 599 deletions
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index 10cf2500522b..f4e3d82379d7 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -61,15 +61,18 @@ config ASUS_LAPTOP depends on INPUT depends on RFKILL || RFKILL = n select INPUT_SPARSEKMAP + select INPUT_POLLDEV ---help--- - This is the new Linux driver for Asus laptops. It may also support some - MEDION, JVC or VICTOR laptops. It makes all the extra buttons generate - standard ACPI events and input events. It also adds - support for video output switching, LCD backlight control, Bluetooth and - Wlan control, and most importantly, allows you to blink those fancy LEDs. + This is a driver for Asus laptops, Lenovo SL and the Pegatron + Lucid tablet. It may also support some MEDION, JVC or VICTOR + laptops. It makes all the extra buttons generate standard + ACPI events and input events, and on the Lucid the built-in + accelerometer appears as an input device. It also adds + support for video output switching, LCD backlight control, + Bluetooth and Wlan control, and most importantly, allows you + to blink those fancy LEDs. - For more information and a userspace daemon for handling the extra - buttons see <http://acpi4asus.sf.net>. + For more information see <http://acpi4asus.sf.net>. If you have an ACPI-compatible ASUS laptop, say Y or M here. diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c index af2bb20cb2fb..b848277171a4 100644 --- a/drivers/platform/x86/acer-wmi.c +++ b/drivers/platform/x86/acer-wmi.c @@ -190,6 +190,7 @@ enum interface_flags { ACER_AMW0, ACER_AMW0_V2, ACER_WMID, + ACER_WMID_v2, }; #define ACER_DEFAULT_WIRELESS 0 @@ -205,6 +206,7 @@ static int threeg = -1; static int force_series; static bool ec_raw_mode; static bool has_type_aa; +static u16 commun_func_bitmap; module_param(mailled, int, 0444); module_param(brightness, int, 0444); @@ -464,6 +466,15 @@ static struct dmi_system_id acer_quirks[] = { }, .driver_data = &quirk_lenovo_ideapad_s205, }, + { + .callback = dmi_matched, + .ident = "Lenovo 3000 N200", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "0687A31"), + }, + .driver_data = &quirk_fujitsu_amilo_li_1718, + }, {} }; @@ -868,6 +879,174 @@ static acpi_status WMID_set_u32(u32 value, u32 cap, struct wmi_interface *iface) return WMI_execute_u32(method_id, (u32)value, NULL); } +static acpi_status wmid3_get_device_status(u32 *value, u16 device) +{ + struct wmid3_gds_return_value return_value; + acpi_status status; + union acpi_object *obj; + struct wmid3_gds_input_param params = { + .function_num = 0x1, + .hotkey_number = 0x01, + .devices = device, + }; + struct acpi_buffer input = { + sizeof(struct wmid3_gds_input_param), + ¶ms + }; + struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; + + status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input, &output); + if (ACPI_FAILURE(status)) + return status; + + obj = output.pointer; + + if (!obj) + return AE_ERROR; + else if (obj->type != ACPI_TYPE_BUFFER) { + kfree(obj); + return AE_ERROR; + } + if (obj->buffer.length != 8) { + pr_warn("Unknown buffer length %d\n", obj->buffer.length); + kfree(obj); + return AE_ERROR; + } + + return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); + kfree(obj); + + if (return_value.error_code || return_value.ec_return_value) + pr_warn("Get 0x%x Device Status failed: 0x%x - 0x%x\n", + device, + return_value.error_code, + return_value.ec_return_value); + else + *value = !!(return_value.devices & device); + + return status; +} + +static acpi_status wmid_v2_get_u32(u32 *value, u32 cap) +{ + u16 device; + + switch (cap) { + case ACER_CAP_WIRELESS: + device = ACER_WMID3_GDS_WIRELESS; + break; + case ACER_CAP_BLUETOOTH: + device = ACER_WMID3_GDS_BLUETOOTH; + break; + case ACER_CAP_THREEG: + device = ACER_WMID3_GDS_THREEG; + break; + default: + return AE_ERROR; + } + return wmid3_get_device_status(value, device); +} + +static acpi_status wmid3_set_device_status(u32 value, u16 device) +{ + struct wmid3_gds_return_value return_value; + acpi_status status; + union acpi_object *obj; + u16 devices; + struct wmid3_gds_input_param params = { + .function_num = 0x1, + .hotkey_number = 0x01, + .devices = commun_func_bitmap, + }; + struct acpi_buffer input = { + sizeof(struct wmid3_gds_input_param), + ¶ms + }; + struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_buffer output2 = { ACPI_ALLOCATE_BUFFER, NULL }; + + status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input, &output); + if (ACPI_FAILURE(status)) + return status; + + obj = output.pointer; + + if (!obj) + return AE_ERROR; + else if (obj->type != ACPI_TYPE_BUFFER) { + kfree(obj); + return AE_ERROR; + } + if (obj->buffer.length != 8) { + pr_warning("Unknown buffer length %d\n", obj->buffer.length); + kfree(obj); + return AE_ERROR; + } + + return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); + kfree(obj); + + if (return_value.error_code || return_value.ec_return_value) { + pr_warning("Get Current Device Status failed: " + "0x%x - 0x%x\n", return_value.error_code, + return_value.ec_return_value); + return status; + } + + devices = return_value.devices; + params.function_num = 0x2; + params.hotkey_number = 0x01; + params.devices = (value) ? (devices | device) : (devices & ~device); + + status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &input, &output2); + if (ACPI_FAILURE(status)) + return status; + + obj = output2.pointer; + + if (!obj) + return AE_ERROR; + else if (obj->type != ACPI_TYPE_BUFFER) { + kfree(obj); + return AE_ERROR; + } + if (obj->buffer.length != 4) { + pr_warning("Unknown buffer length %d\n", obj->buffer.length); + kfree(obj); + return AE_ERROR; + } + + return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); + kfree(obj); + + if (return_value.error_code || return_value.ec_return_value) + pr_warning("Set Device Status failed: " + "0x%x - 0x%x\n", return_value.error_code, + return_value.ec_return_value); + + return status; +} + +static acpi_status wmid_v2_set_u32(u32 value, u32 cap) +{ + u16 device; + + switch (cap) { + case ACER_CAP_WIRELESS: + device = ACER_WMID3_GDS_WIRELESS; + break; + case ACER_CAP_BLUETOOTH: + device = ACER_WMID3_GDS_BLUETOOTH; + break; + case ACER_CAP_THREEG: + device = ACER_WMID3_GDS_THREEG; + break; + default: + return AE_ERROR; + } + return wmid3_set_device_status(value, device); +} + static void type_aa_dmi_decode(const struct dmi_header *header, void *dummy) { struct hotkey_function_type_aa *type_aa; @@ -881,6 +1060,7 @@ static void type_aa_dmi_decode(const struct dmi_header *header, void *dummy) pr_info("Function bitmap for Communication Button: 0x%x\n", type_aa->commun_func_bitmap); + commun_func_bitmap = type_aa->commun_func_bitmap; if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_WIRELESS) interface->capability |= ACER_CAP_WIRELESS; @@ -913,17 +1093,13 @@ static acpi_status WMID_set_capabilities(void) return AE_ERROR; } - dmi_walk(type_aa_dmi_decode, NULL); - if (!has_type_aa) { + pr_info("Function bitmap for Communication Device: 0x%x\n", devices); + if (devices & 0x07) interface->capability |= ACER_CAP_WIRELESS; - if (devices & 0x40) - interface->capability |= ACER_CAP_THREEG; - if (devices & 0x10) - interface->capability |= ACER_CAP_BLUETOOTH; - } - - /* WMID always provides brightness methods */ - interface->capability |= ACER_CAP_BRIGHTNESS; + if (devices & 0x40) + interface->capability |= ACER_CAP_THREEG; + if (devices & 0x10) + interface->capability |= ACER_CAP_BLUETOOTH; if (!(devices & 0x20)) max_brightness = 0x9; @@ -936,6 +1112,10 @@ static struct wmi_interface wmid_interface = { .type = ACER_WMID, }; +static struct wmi_interface wmid_v2_interface = { + .type = ACER_WMID_v2, +}; + /* * Generic Device (interface-independent) */ @@ -956,6 +1136,14 @@ static acpi_status get_u32(u32 *value, u32 cap) case ACER_WMID: status = WMID_get_u32(value, cap, interface); break; + case ACER_WMID_v2: + if (cap & (ACER_CAP_WIRELESS | + ACER_CAP_BLUETOOTH | + ACER_CAP_THREEG)) + status = wmid_v2_get_u32(value, cap); + else if (wmi_has_guid(WMID_GUID2)) + status = WMID_get_u32(value, cap, interface); + break; } return status; @@ -989,6 +1177,13 @@ static acpi_status set_u32(u32 value, u32 cap) } case ACER_WMID: return WMID_set_u32(value, cap, interface); + case ACER_WMID_v2: + if (cap & (ACER_CAP_WIRELESS | + ACER_CAP_BLUETOOTH | + ACER_CAP_THREEG)) + return wmid_v2_set_u32(value, cap); + else if (wmi_has_guid(WMID_GUID2)) + return WMID_set_u32(value, cap, interface); default: return AE_BAD_PARAMETER; } @@ -1095,186 +1290,6 @@ static void acer_backlight_exit(void) backlight_device_unregister(acer_backlight_device); } -static acpi_status wmid3_get_device_status(u32 *value, u16 device) -{ - struct wmid3_gds_return_value return_value; - acpi_status status; - union acpi_object *obj; - struct wmid3_gds_input_param params = { - .function_num = 0x1, - .hotkey_number = 0x01, - .devices = device, - }; - struct acpi_buffer input = { - sizeof(struct wmid3_gds_input_param), - ¶ms - }; - struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; - - status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input, &output); - if (ACPI_FAILURE(status)) - return status; - - obj = output.pointer; - - if (!obj) - return AE_ERROR; - else if (obj->type != ACPI_TYPE_BUFFER) { - kfree(obj); - return AE_ERROR; - } - if (obj->buffer.length != 8) { - pr_warn("Unknown buffer length %d\n", obj->buffer.length); - kfree(obj); - return AE_ERROR; - } - - return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); - kfree(obj); - - if (return_value.error_code || return_value.ec_return_value) - pr_warn("Get Device Status failed: 0x%x - 0x%x\n", - return_value.error_code, - return_value.ec_return_value); - else - *value = !!(return_value.devices & device); - - return status; -} - -static acpi_status get_device_status(u32 *value, u32 cap) -{ - if (wmi_has_guid(WMID_GUID3)) { - u16 device; - - switch (cap) { - case ACER_CAP_WIRELESS: - device = ACER_WMID3_GDS_WIRELESS; - break; - case ACER_CAP_BLUETOOTH: - device = ACER_WMID3_GDS_BLUETOOTH; - break; - case ACER_CAP_THREEG: - device = ACER_WMID3_GDS_THREEG; - break; - default: - return AE_ERROR; - } - return wmid3_get_device_status(value, device); - - } else { - return get_u32(value, cap); - } -} - -static acpi_status wmid3_set_device_status(u32 value, u16 device) -{ - struct wmid3_gds_return_value return_value; - acpi_status status; - union acpi_object *obj; - u16 devices; - struct wmid3_gds_input_param params = { - .function_num = 0x1, - .hotkey_number = 0x01, - .devices = ACER_WMID3_GDS_WIRELESS | - ACER_WMID3_GDS_THREEG | - ACER_WMID3_GDS_WIMAX | - ACER_WMID3_GDS_BLUETOOTH, - }; - struct acpi_buffer input = { - sizeof(struct wmid3_gds_input_param), - ¶ms - }; - struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; - struct acpi_buffer output2 = { ACPI_ALLOCATE_BUFFER, NULL }; - - status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input, &output); - if (ACPI_FAILURE(status)) - return status; - - obj = output.pointer; - - if (!obj) - return AE_ERROR; - else if (obj->type != ACPI_TYPE_BUFFER) { - kfree(obj); - return AE_ERROR; - } - if (obj->buffer.length != 8) { - pr_warning("Unknown buffer length %d\n", obj->buffer.length); - kfree(obj); - return AE_ERROR; - } - - return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); - kfree(obj); - - if (return_value.error_code || return_value.ec_return_value) { - pr_warning("Get Current Device Status failed: " - "0x%x - 0x%x\n", return_value.error_code, - return_value.ec_return_value); - return status; - } - - devices = return_value.devices; - params.function_num = 0x2; - params.hotkey_number = 0x01; - params.devices = (value) ? (devices | device) : (devices & ~device); - - status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &input, &output2); - if (ACPI_FAILURE(status)) - return status; - - obj = output2.pointer; - - if (!obj) - return AE_ERROR; - else if (obj->type != ACPI_TYPE_BUFFER) { - kfree(obj); - return AE_ERROR; - } - if (obj->buffer.length != 4) { - pr_warning("Unknown buffer length %d\n", obj->buffer.length); - kfree(obj); - return AE_ERROR; - } - - return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); - kfree(obj); - - if (return_value.error_code || return_value.ec_return_value) - pr_warning("Set Device Status failed: " - "0x%x - 0x%x\n", return_value.error_code, - return_value.ec_return_value); - - return status; -} - -static acpi_status set_device_status(u32 value, u32 cap) -{ - if (wmi_has_guid(WMID_GUID3)) { - u16 device; - - switch (cap) { - case ACER_CAP_WIRELESS: - device = ACER_WMID3_GDS_WIRELESS; - break; - case ACER_CAP_BLUETOOTH: - device = ACER_WMID3_GDS_BLUETOOTH; - break; - case ACER_CAP_THREEG: - device = ACER_WMID3_GDS_THREEG; - break; - default: - return AE_ERROR; - } - return wmid3_set_device_status(value, device); - - } else { - return set_u32(value, cap); - } -} - /* * Rfkill devices */ @@ -1285,12 +1300,13 @@ static void acer_rfkill_update(struct work_struct *ignored) u32 state; acpi_status status; - status = get_u32(&state, ACER_CAP_WIRELESS); - if (ACPI_SUCCESS(status)) { - if (quirks->wireless == 3) { - rfkill_set_hw_state(wireless_rfkill, !state); - } else { - rfkill_set_sw_state(wireless_rfkill, !state); + if (has_cap(ACER_CAP_WIRELESS)) { + status = get_u32(&state, ACER_CAP_WIRELESS); + if (ACPI_SUCCESS(status)) { + if (quirks->wireless == 3) + rfkill_set_hw_state(wireless_rfkill, !state); + else + rfkill_set_sw_state(wireless_rfkill, !state); } } @@ -1301,8 +1317,7 @@ static void acer_rfkill_update(struct work_struct *ignored) } if (has_cap(ACER_CAP_THREEG) && wmi_has_guid(WMID_GUID3)) { - status = wmid3_get_device_status(&state, - ACER_WMID3_GDS_THREEG); + status = get_u32(&state, ACER_WMID3_GDS_THREEG); if (ACPI_SUCCESS(status)) rfkill_set_sw_state(threeg_rfkill, !state); } @@ -1316,7 +1331,7 @@ static int acer_rfkill_set(void *data, bool blocked) u32 cap = (unsigned long)data; if (rfkill_inited) { - status = set_device_status(!blocked, cap); + status = set_u32(!blocked, cap); if (ACPI_FAILURE(status)) return -ENODEV; } @@ -1343,7 +1358,7 @@ static struct rfkill *acer_rfkill_register(struct device *dev, if (!rfkill_dev) return ERR_PTR(-ENOMEM); - status = get_device_status(&state, cap); + status = get_u32(&state, cap); err = rfkill_register(rfkill_dev); if (err) { @@ -1359,19 +1374,24 @@ static struct rfkill *acer_rfkill_register(struct device *dev, static int acer_rfkill_init(struct device *dev) { - wireless_rfkill = acer_rfkill_register(dev, RFKILL_TYPE_WLAN, - "acer-wireless", ACER_CAP_WIRELESS); - if (IS_ERR(wireless_rfkill)) - return PTR_ERR(wireless_rfkill); + int err; + + if (has_cap(ACER_CAP_WIRELESS)) { + wireless_rfkill = acer_rfkill_register(dev, RFKILL_TYPE_WLAN, + "acer-wireless", ACER_CAP_WIRELESS); + if (IS_ERR(wireless_rfkill)) { + err = PTR_ERR(wireless_rfkill); + goto error_wireless; + } + } if (has_cap(ACER_CAP_BLUETOOTH)) { bluetooth_rfkill = acer_rfkill_register(dev, RFKILL_TYPE_BLUETOOTH, "acer-bluetooth", ACER_CAP_BLUETOOTH); if (IS_ERR(bluetooth_rfkill)) { - rfkill_unregister(wireless_rfkill); - rfkill_destroy(wireless_rfkill); - return PTR_ERR(bluetooth_rfkill); + err = PTR_ERR(bluetooth_rfkill); + goto error_bluetooth; } } @@ -1380,30 +1400,44 @@ static int acer_rfkill_init(struct device *dev) RFKILL_TYPE_WWAN, "acer-threeg", ACER_CAP_THREEG); if (IS_ERR(threeg_rfkill)) { - rfkill_unregister(wireless_rfkill); - rfkill_destroy(wireless_rfkill); - rfkill_unregister(bluetooth_rfkill); - rfkill_destroy(bluetooth_rfkill); - return PTR_ERR(threeg_rfkill); + err = PTR_ERR(threeg_rfkill); + goto error_threeg; } } rfkill_inited = true; - if (ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) + if ((ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) && + has_cap(ACER_CAP_WIRELESS | ACER_CAP_BLUETOOTH | ACER_CAP_THREEG)) schedule_delayed_work(&acer_rfkill_work, round_jiffies_relative(HZ)); return 0; + +error_threeg: + if (has_cap(ACER_CAP_BLUETOOTH)) { + rfkill_unregister(bluetooth_rfkill); + rfkill_destroy(bluetooth_rfkill); + } +error_bluetooth: + if (has_cap(ACER_CAP_WIRELESS)) { + rfkill_unregister(wireless_rfkill); + rfkill_destroy(wireless_rfkill); + } +error_wireless: + return err; } static void acer_rfkill_exit(void) { - if (ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) + if ((ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) && + has_cap(ACER_CAP_WIRELESS | ACER_CAP_BLUETOOTH | ACER_CAP_THREEG)) cancel_delayed_work_sync(&acer_rfkill_work); - rfkill_unregister(wireless_rfkill); - rfkill_destroy(wireless_rfkill); + if (has_cap(ACER_CAP_WIRELESS)) { + rfkill_unregister(wireless_rfkill); + rfkill_destroy(wireless_rfkill); + } if (has_cap(ACER_CAP_BLUETOOTH)) { rfkill_unregister(bluetooth_rfkill); @@ -1428,11 +1462,7 @@ static ssize_t show_bool_threeg(struct device *dev, pr_info("This threeg sysfs will be removed in 2012" " - used by: %s\n", current->comm); - if (wmi_has_guid(WMID_GUID3)) - status = wmid3_get_device_status(&result, - ACER_WMID3_GDS_THREEG); - else - status = get_u32(&result, ACER_CAP_THREEG); + status = get_u32(&result, ACER_CAP_THREEG); if (ACPI_SUCCESS(status)) return sprintf(buf, "%u\n", result); return sprintf(buf, "Read error\n"); @@ -1464,6 +1494,8 @@ static ssize_t show_interface(struct device *dev, struct device_attribute *attr, return sprintf(buf, "AMW0 v2\n"); case ACER_WMID: return sprintf(buf, "WMID\n"); + case ACER_WMID_v2: + return sprintf(buf, "WMID v2\n"); default: return sprintf(buf, "Error!\n"); } @@ -1883,12 +1915,20 @@ static int __init acer_wmi_init(void) if (!wmi_has_guid(AMW0_GUID1) && wmi_has_guid(WMID_GUID1)) interface = &wmid_interface; + if (wmi_has_guid(WMID_GUID3)) + interface = &wmid_v2_interface; + + if (interface) + dmi_walk(type_aa_dmi_decode, NULL); + if (wmi_has_guid(WMID_GUID2) && interface) { - if (ACPI_FAILURE(WMID_set_capabilities())) { + if (!has_type_aa && ACPI_FAILURE(WMID_set_capabilities())) { pr_err("Unable to detect available WMID devices\n"); return -ENODEV; } - } else if (!wmi_has_guid(WMID_GUID2) && interface) { + /* WMID always provides brightness methods */ + interface->capability |= ACER_CAP_BRIGHTNESS; + } else if (!wmi_has_guid(WMID_GUID2) && interface && !has_type_aa) { pr_err("No WMID device detection method found\n"); return -ENODEV; } @@ -1912,7 +1952,7 @@ static int __init acer_wmi_init(void) set_quirks(); - if (acpi_video_backlight_support() && has_cap(ACER_CAP_BRIGHTNESS)) { + if (acpi_video_backlight_support()) { interface->capability &= ~ACER_CAP_BRIGHTNESS; pr_info("Brightness must be controlled by " "generic video driver\n"); diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c index fa6d7ec68b26..edaccad9b5bf 100644 --- a/drivers/platform/x86/asus-laptop.c +++ b/drivers/platform/x86/asus-laptop.c @@ -4,6 +4,7 @@ * * Copyright (C) 2002-2005 Julien Lerouge, 2003-2006 Karol Kozimor * Copyright (C) 2006-2007 Corentin Chary + * Copyright (C) 2011 Wind River Systems * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -48,6 +49,7 @@ #include <linux/uaccess.h> #include <linux/input.h> #include <linux/input/sparse-keymap.h> +#include <linux/input-polldev.h> #include <linux/rfkill.h> #include <linux/slab.h> #include <linux/dmi.h> @@ -83,26 +85,32 @@ static int wlan_status = 1; static int bluetooth_status = 1; static int wimax_status = -1; static int wwan_status = -1; +static int als_status; module_param(wlan_status, int, 0444); MODULE_PARM_DESC(wlan_status, "Set the wireless status on boot " "(0 = disabled, 1 = enabled, -1 = don't do anything). " - "default is 1"); + "default is -1"); module_param(bluetooth_status, int, 0444); MODULE_PARM_DESC(bluetooth_status, "Set the wireless status on boot " "(0 = disabled, 1 = enabled, -1 = don't do anything). " - "default is 1"); + "default is -1"); module_param(wimax_status, int, 0444); MODULE_PARM_DESC(wimax_status, "Set the wireless status on boot " "(0 = disabled, 1 = enabled, -1 = don't do anything). " - "default is 1"); + "default is -1"); module_param(wwan_status, int, 0444); MODULE_PARM_DESC(wwan_status, "Set the wireless status on boot " "(0 = disabled, 1 = enabled, -1 = don't do anything). " - "default is 1"); + "default is -1"); + +module_param(als_status, int, 0444); +MODULE_PARM_DESC(als_status, "Set the ALS status on boot " + "(0 = disabled, 1 = enabled). " + "default is 0"); /* * Some events we use, same for all Asus @@ -173,6 +181,29 @@ MODULE_PARM_DESC(wwan_status, "Set the wireless status on boot " #define METHOD_KBD_LIGHT_SET "SLKB" #define METHOD_KBD_LIGHT_GET "GLKB" +/* For Pegatron Lucid tablet */ +#define DEVICE_NAME_PEGA "Lucid" + +#define METHOD_PEGA_ENABLE "ENPR" +#define METHOD_PEGA_DISABLE "DAPR" +#define PEGA_WLAN 0x00 +#define PEGA_BLUETOOTH 0x01 +#define PEGA_WWAN 0x02 +#define PEGA_ALS 0x04 +#define PEGA_ALS_POWER 0x05 + +#define METHOD_PEGA_READ "RDLN" +#define PEGA_READ_ALS_H 0x02 +#define PEGA_READ_ALS_L 0x03 + +#define PEGA_ACCEL_NAME "pega_accel" +#define PEGA_ACCEL_DESC "Pegatron Lucid Tablet Accelerometer" +#define METHOD_XLRX "XLRX" +#define METHOD_XLRY "XLRY" +#define METHOD_XLRZ "XLRZ" +#define PEGA_ACC_CLAMP 512 /* 1G accel is reported as ~256, so clamp to 2G */ +#define PEGA_ACC_RETRIES 3 + /* * Define a specific led structure to keep the main structure clean */ @@ -185,6 +216,15 @@ struct asus_led { }; /* + * Same thing for rfkill + */ +struct asus_pega_rfkill { + int control_id; /* type of control. Maps to PEGA_* values */ + struct rfkill *rfkill; + struct asus_laptop *asus; +}; + +/* * This is the main structure, we can use it to store anything interesting * about the hotk device */ @@ -198,6 +238,7 @@ struct asus_laptop { struct input_dev *inputdev; struct key_entry *keymap; + struct input_polled_dev *pega_accel_poll; struct asus_led mled; struct asus_led tled; @@ -209,9 +250,18 @@ struct asus_laptop { int wireless_status; bool have_rsts; + bool is_pega_lucid; + bool pega_acc_live; + int pega_acc_x; + int pega_acc_y; + int pega_acc_z; struct rfkill *gps_rfkill; + struct asus_pega_rfkill wlanrfk; + struct asus_pega_rfkill btrfk; + struct asus_pega_rfkill wwanrfk; + acpi_handle handle; /* the handle of the hotk device */ u32 ledd_status; /* status of the LED display */ u8 light_level; /* light sensor level */ @@ -323,6 +373,127 @@ static int acpi_check_handle(acpi_handle handle, const char *method, return 0; } +static bool asus_check_pega_lucid(struct asus_laptop *asus) +{ + return !strcmp(asus->name, DEVICE_NAME_PEGA) && + !acpi_check_handle(asus->handle, METHOD_PEGA_ENABLE, NULL) && + !acpi_check_handle(asus->handle, METHOD_PEGA_DISABLE, NULL) && + !acpi_check_handle(asus->handle, METHOD_PEGA_READ, NULL); +} + +static int asus_pega_lucid_set(struct asus_laptop *asus, int unit, bool enable) +{ + char *method = enable ? METHOD_PEGA_ENABLE : METHOD_PEGA_DISABLE; + return write_acpi_int(asus->handle, method, unit); +} + +static int pega_acc_axis(struct asus_laptop *asus, int curr, char *method) +{ + int i, delta; + unsigned long long val; + for (i = 0; i < PEGA_ACC_RETRIES; i++) { + acpi_evaluate_integer(asus->handle, method, NULL, &val); + + /* The output is noisy. From reading the ASL + * dissassembly, timeout errors are returned with 1's + * in the high word, and the lack of locking around + * thei hi/lo byte reads means that a transition + * between (for example) -1 and 0 could be read as + * 0xff00 or 0x00ff. */ + delta = abs(curr - (short)val); + if (delta < 128 && !(val & ~0xffff)) + break; + } + return clamp_val((short)val, -PEGA_ACC_CLAMP, PEGA_ACC_CLAMP); +} + +static void pega_accel_poll(struct input_polled_dev *ipd) +{ + struct device *parent = ipd->input->dev.parent; + struct asus_laptop *asus = dev_get_drvdata(parent); + + /* In some cases, the very first call to poll causes a + * recursive fault under the polldev worker. This is + * apparently related to very early userspace access to the + * device, and perhaps a firmware bug. Fake the first report. */ + if (!asus->pega_acc_live) { + asus->pega_acc_live = true; + input_report_abs(ipd->input, ABS_X, 0); + input_report_abs(ipd->input, ABS_Y, 0); + input_report_abs(ipd->input, ABS_Z, 0); + input_sync(ipd->input); + return; + } + + asus->pega_acc_x = pega_acc_axis(asus, asus->pega_acc_x, METHOD_XLRX); + asus->pega_acc_y = pega_acc_axis(asus, asus->pega_acc_y, METHOD_XLRY); + asus->pega_acc_z = pega_acc_axis(asus, asus->pega_acc_z, METHOD_XLRZ); + + /* Note transform, convert to "right/up/out" in the native + * landscape orientation (i.e. the vector is the direction of + * "real up" in the device's cartiesian coordinates). */ + input_report_abs(ipd->input, ABS_X, -asus->pega_acc_x); + input_report_abs(ipd->input, ABS_Y, -asus->pega_acc_y); + input_report_abs(ipd->input, ABS_Z, asus->pega_acc_z); + input_sync(ipd->input); +} + +static void pega_accel_exit(struct asus_laptop *asus) +{ + if (asus->pega_accel_poll) { + input_unregister_polled_device(asus->pega_accel_poll); + input_free_polled_device(asus->pega_accel_poll); + } + asus->pega_accel_poll = NULL; +} + +static int pega_accel_init(struct asus_laptop *asus) +{ + int err; + struct input_polled_dev *ipd; + + if (!asus->is_pega_lucid) + return -ENODEV; + + if (acpi_check_handle(asus->handle, METHOD_XLRX, NULL) || + acpi_check_handle(asus->handle, METHOD_XLRY, NULL) || + acpi_check_handle(asus->handle, METHOD_XLRZ, NULL)) + return -ENODEV; + + ipd = input_allocate_polled_device(); + if (!ipd) + return -ENOMEM; + + ipd->poll = pega_accel_poll; + ipd->poll_interval = 125; + ipd->poll_interval_min = 50; + ipd->poll_interval_max = 2000; + + ipd->input->name = PEGA_ACCEL_DESC; + ipd->input->phys = PEGA_ACCEL_NAME "/input0"; + ipd->input->dev.parent = &asus->platform_device->dev; + ipd->input->id.bustype = BUS_HOST; + + set_bit(EV_ABS, ipd->input->evbit); + input_set_abs_params(ipd->input, ABS_X, + -PEGA_ACC_CLAMP, PEGA_ACC_CLAMP, 0, 0); + input_set_abs_params(ipd->input, ABS_Y, + -PEGA_ACC_CLAMP, PEGA_ACC_CLAMP, 0, 0); + input_set_abs_params(ipd->input, ABS_Z, + -PEGA_ACC_CLAMP, PEGA_ACC_CLAMP, 0, 0); + + err = input_register_polled_device(ipd); + if (err) + goto exit; + + asus->pega_accel_poll = ipd; + return 0; + +exit: + input_free_polled_device(ipd); + return err; +} + /* Generic LED function */ static int asus_led_set(struct asus_laptop *asus, const char *method, int value) @@ -430,17 +601,17 @@ static enum led_brightness asus_kled_cdev_get(struct led_classdev *led_cdev) static void asus_led_exit(struct asus_laptop *asus) { - if (asus->mled.led.dev) + if (!IS_ERR_OR_NULL(asus->mled.led.dev)) led_classdev_unregister(&asus->mled.led); - if (asus->tled.led.dev) + if (!IS_ERR_OR_NULL(asus->tled.led.dev)) led_classdev_unregister(&asus->tled.led); - if (asus->pled.led.dev) + if (!IS_ERR_OR_NULL(asus->pled.led.dev)) led_classdev_unregister(&asus->pled.led); - if (asus->rled.led.dev) + if (!IS_ERR_OR_NULL(asus->rled.led.dev)) led_classdev_unregister(&asus->rled.led); - if (asus->gled.led.dev) + if (!IS_ERR_OR_NULL(asus->gled.led.dev)) led_classdev_unregister(&asus->gled.led); - if (asus->kled.led.dev) + if (!IS_ERR_OR_NULL(asus->kled.led.dev)) led_classdev_unregister(&asus->kled.led); if (asus->led_workqueue) { destroy_workqueue(asus->led_workqueue); @@ -474,6 +645,13 @@ static int asus_led_init(struct asus_laptop *asus) int r; /* + * The Pegatron Lucid has no physical leds, but all methods are + * available in the DSDT... + */ + if (asus->is_pega_lucid) + return 0; + + /* * 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 @@ -907,8 +1085,18 @@ static ssize_t store_disp(struct device *dev, struct device_attribute *attr, */ static void asus_als_switch(struct asus_laptop *asus, int value) { - if (write_acpi_int(asus->handle, METHOD_ALS_CONTROL, value)) - pr_warn("Error setting light sensor switch\n"); + int ret; + + if (asus->is_pega_lucid) { + ret = asus_pega_lucid_set(asus, PEGA_ALS, value); + if (!ret) + ret = asus_pega_lucid_set(asus, PEGA_ALS_POWER, value); + } else { + ret = write_acpi_int(asus->handle, METHOD_ALS_CONTROL, value); + } + if (ret) + pr_warning("Error setting light sensor switch\n"); + asus->light_switch = value; } @@ -964,6 +1152,35 @@ static ssize_t store_lslvl(struct device *dev, struct device_attribute *attr, return rv; } +static int pega_int_read(struct asus_laptop *asus, int arg, int *result) +{ + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + int err = write_acpi_int_ret(asus->handle, METHOD_PEGA_READ, arg, + &buffer); + if (!err) { + union acpi_object *obj = buffer.pointer; + if (obj && obj->type == ACPI_TYPE_INTEGER) + *result = obj->integer.value; + else + err = -EIO; + } + return err; +} + +static ssize_t show_lsvalue(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct asus_laptop *asus = dev_get_drvdata(dev); + int err, hi, lo; + + err = pega_int_read(asus, PEGA_READ_ALS_H, &hi); + if (!err) + err = pega_int_read(asus, PEGA_READ_ALS_L, &lo); + if (!err) + return sprintf(buf, "%d\n", 10 * hi + lo); + return err; +} + /* * GPS */ @@ -1062,6 +1279,86 @@ static int asus_rfkill_init(struct asus_laptop *asus) return result; } +static int pega_rfkill_set(void *data, bool blocked) +{ + struct asus_pega_rfkill *pega_rfk = data; + + int ret = asus_pega_lucid_set(pega_rfk->asus, pega_rfk->control_id, !blocked); + pr_warn("Setting rfkill %d, to %d; returned %d\n", pega_rfk->control_id, !blocked, ret); + + return ret; +} + +static const struct rfkill_ops pega_rfkill_ops = { + .set_block = pega_rfkill_set, +}; + +static void pega_rfkill_terminate(struct asus_pega_rfkill *pega_rfk) +{ + pr_warn("Terminating %d\n", pega_rfk->control_id); + if (pega_rfk->rfkill) { + rfkill_unregister(pega_rfk->rfkill); + rfkill_destroy(pega_rfk->rfkill); + pega_rfk->rfkill = NULL; + } +} + +static void pega_rfkill_exit(struct asus_laptop *asus) +{ + pega_rfkill_terminate(&asus->wwanrfk); + pega_rfkill_terminate(&asus->btrfk); + pega_rfkill_terminate(&asus->wlanrfk); +} + +static int pega_rfkill_setup(struct asus_laptop *asus, struct asus_pega_rfkill *pega_rfk, + const char *name, int controlid, int rfkill_type) +{ + int result; + + pr_warn("Setting up rfk %s, control %d, type %d\n", name, controlid, rfkill_type); + pega_rfk->control_id = controlid; + pega_rfk->asus = asus; + pega_rfk->rfkill = rfkill_alloc(name, &asus->platform_device->dev, + rfkill_type, &pega_rfkill_ops, pega_rfk); + if (!pega_rfk->rfkill) + return -EINVAL; + + result = rfkill_register(pega_rfk->rfkill); + if (result) { + rfkill_destroy(pega_rfk->rfkill); + pega_rfk->rfkill = NULL; + } + + return result; +} + +static int pega_rfkill_init(struct asus_laptop *asus) +{ + int ret = 0; + + if(!asus->is_pega_lucid) + return -ENODEV; + + ret = pega_rfkill_setup(asus, &asus->wlanrfk, "pega-wlan", PEGA_WLAN, RFKILL_TYPE_WLAN); + if(ret) + return ret; + ret = pega_rfkill_setup(asus, &asus->btrfk, "pega-bt", PEGA_BLUETOOTH, RFKILL_TYPE_BLUETOOTH); + if(ret) + goto err_btrfk; + ret = pega_rfkill_setup(asus, &asus->wwanrfk, "pega-wwan", PEGA_WWAN, RFKILL_TYPE_WWAN); + if(ret) + goto err_wwanrfk; + + pr_warn("Pega rfkill init succeeded\n"); + return 0; +err_wwanrfk: + pega_rfkill_terminate(&asus->btrfk); +err_btrfk: + pega_rfkill_terminate(&asus->wlanrfk); + + return ret; +} + /* * Input device (i.e. hotkeys) */ @@ -1141,6 +1438,14 @@ static void asus_acpi_notify(struct acpi_device *device, u32 event) } return ; } + + /* Accelerometer "coarse orientation change" event */ + if (asus->pega_accel_poll && event == 0xEA) { + kobject_uevent(&asus->pega_accel_poll->input->dev.kobj, + KOBJ_CHANGE); + return ; + } + asus_input_notify(asus, event); } @@ -1152,6 +1457,7 @@ static DEVICE_ATTR(wimax, S_IRUGO | S_IWUSR, show_wimax, store_wimax); static DEVICE_ATTR(wwan, S_IRUGO | S_IWUSR, show_wwan, store_wwan); static DEVICE_ATTR(display, S_IWUSR, NULL, store_disp); static DEVICE_ATTR(ledd, S_IRUGO | S_IWUSR, show_ledd, store_ledd); +static DEVICE_ATTR(ls_value, S_IRUGO, show_lsvalue, NULL); 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); @@ -1164,6 +1470,7 @@ static struct attribute *asus_attributes[] = { &dev_attr_wwan.attr, &dev_attr_display.attr, &dev_attr_ledd.attr, + &dev_attr_ls_value.attr, &dev_attr_ls_level.attr, &dev_attr_ls_switch.attr, &dev_attr_gps.attr, @@ -1180,6 +1487,19 @@ static mode_t asus_sysfs_is_visible(struct kobject *kobj, acpi_handle handle = asus->handle; bool supported; + if (asus->is_pega_lucid) { + /* no ls_level interface on the Lucid */ + if (attr == &dev_attr_ls_switch.attr) + supported = true; + else if (attr == &dev_attr_ls_level.attr) + supported = false; + else + goto normal; + + return supported; + } + +normal: if (attr == &dev_attr_wlan.attr) { supported = !acpi_check_handle(handle, METHOD_WLAN, NULL); @@ -1202,8 +1522,9 @@ static mode_t asus_sysfs_is_visible(struct kobject *kobj, } else if (attr == &dev_attr_ls_switch.attr || attr == &dev_attr_ls_level.attr) { supported = !acpi_check_handle(handle, METHOD_ALS_CONTROL, NULL) && - !acpi_check_handle(handle, METHOD_ALS_LEVEL, NULL); - + !acpi_check_handle(handle, METHOD_ALS_LEVEL, NULL); + } else if (attr == &dev_attr_ls_value.attr) { + supported = asus->is_pega_lucid; } else if (attr == &dev_attr_gps.attr) { supported = !acpi_check_handle(handle, METHOD_GPS_ON, NULL) && !acpi_check_handle(handle, METHOD_GPS_OFF, NULL) && @@ -1258,7 +1579,7 @@ static struct platform_driver platform_driver = { .driver = { .name = ASUS_LAPTOP_FILE, .owner = THIS_MODULE, - } + }, }; /* @@ -1388,11 +1709,13 @@ static int __devinit asus_acpi_init(struct asus_laptop *asus) asus->ledd_status = 0xFFF; /* Set initial values of light sensor and level */ - asus->light_switch = 0; /* Default to light sensor disabled */ + asus->light_switch = !!als_status; asus->light_level = 5; /* level 5 for sensor sensitivity */ - if (!acpi_check_handle(asus->handle, METHOD_ALS_CONTROL, NULL) && - !acpi_check_handle(asus->handle, METHOD_ALS_LEVEL, NULL)) { + if (asus->is_pega_lucid) { + asus_als_switch(asus, asus->light_switch); + } else 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); } @@ -1439,9 +1762,10 @@ static int __devinit asus_acpi_add(struct acpi_device *device) goto fail_platform; /* - * Register the platform device first. It is used as a parent for the - * sub-devices below. + * Need platform type detection first, then the platform + * device. It is used as a parent for the sub-devices below. */ + asus->is_pega_lucid = asus_check_pega_lucid(asus); result = asus_platform_init(asus); if (result) goto fail_platform; @@ -1465,9 +1789,21 @@ static int __devinit asus_acpi_add(struct acpi_device *device) if (result) goto fail_rfkill; + result = pega_accel_init(asus); + if (result && result != -ENODEV) + goto fail_pega_accel; + + result = pega_rfkill_init(asus); + if (result && result != -ENODEV) + goto fail_pega_rfkill; + asus_device_present = true; return 0; +fail_pega_rfkill: + pega_accel_exit(asus); +fail_pega_accel: + asus_rfkill_exit(asus); fail_rfkill: asus_led_exit(asus); fail_led: @@ -1491,6 +1827,8 @@ static int asus_acpi_remove(struct acpi_device *device, int type) asus_rfkill_exit(asus); asus_led_exit(asus); asus_input_exit(asus); + pega_accel_exit(asus); + pega_rfkill_exit(asus); asus_platform_exit(asus); kfree(asus->name); diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index 95cba9ebf6c0..d1049ee3c9e8 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -453,7 +453,9 @@ static enum led_brightness kbd_led_get(struct led_classdev *led_cdev) static void asus_wmi_led_exit(struct asus_wmi *asus) { - if (asus->tpd_led.dev) + if (!IS_ERR_OR_NULL(asus->kbd_led.dev)) + led_classdev_unregister(&asus->kbd_led); + if (!IS_ERR_OR_NULL(asus->tpd_led.dev)) led_classdev_unregister(&asus->tpd_led); if (asus->led_workqueue) destroy_workqueue(asus->led_workqueue); diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c index f31fa4efa725..a43cfd906c6d 100644 --- a/drivers/platform/x86/dell-laptop.c +++ b/drivers/platform/x86/dell-laptop.c @@ -60,6 +60,22 @@ struct calling_interface_structure { struct calling_interface_token tokens[]; } __packed; +struct quirk_entry { + u8 touchpad_led; +}; + +static struct quirk_entry *quirks; + +static struct quirk_entry quirk_dell_vostro_v130 = { + .touchpad_led = 1, +}; + +static int dmi_matched(const struct dmi_system_id *dmi) +{ + quirks = dmi->driver_data; + return 1; +} + static int da_command_address; static int da_command_code; static int da_num_tokens; @@ -149,6 +165,27 @@ static struct dmi_system_id __devinitdata dell_blacklist[] = { {} }; +static struct dmi_system_id __devinitdata dell_quirks[] = { + { + .callback = dmi_matched, + .ident = "Dell Vostro V130", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V130"), + }, + .driver_data = &quirk_dell_vostro_v130, + }, + { + .callback = dmi_matched, + .ident = "Dell Vostro V131", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V131"), + }, + .driver_data = &quirk_dell_vostro_v130, + }, +}; + static struct calling_interface_buffer *buffer; static struct page *bufferpage; static DEFINE_MUTEX(buffer_mutex); @@ -552,6 +589,44 @@ static const struct backlight_ops dell_ops = { .update_status = dell_send_intensity, }; +static void touchpad_led_on() +{ + int command = 0x97; + char data = 1; + i8042_command(&data, command | 1 << 12); +} + +static void touchpad_led_off() +{ + int command = 0x97; + char data = 2; + i8042_command(&data, command | 1 << 12); +} + +static void touchpad_led_set(struct led_classdev *led_cdev, + enum led_brightness value) +{ + if (value > 0) + touchpad_led_on(); + else + touchpad_led_off(); +} + +static struct led_classdev touchpad_led = { + .name = "dell-laptop::touchpad", + .brightness_set = touchpad_led_set, +}; + +static int __devinit touchpad_led_init(struct device *dev) +{ + return led_classdev_register(dev, &touchpad_led); +} + +static void touchpad_led_exit(void) +{ + led_classdev_unregister(&touchpad_led); +} + static bool dell_laptop_i8042_filter(unsigned char data, unsigned char str, struct serio *port) { @@ -584,6 +659,10 @@ static int __init dell_init(void) if (!dmi_check_system(dell_device_table)) return -ENODEV; + quirks = NULL; + /* find if this machine support other functions */ + dmi_check_system(dell_quirks); + dmi_walk(find_tokens, NULL); if (!da_tokens) { @@ -626,6 +705,9 @@ static int __init dell_init(void) goto fail_filter; } + if (quirks && quirks->touchpad_led) + touchpad_led_init(&platform_device->dev); + dell_laptop_dir = debugfs_create_dir("dell_laptop", NULL); if (dell_laptop_dir != NULL) debugfs_create_file("rfkill", 0444, dell_laptop_dir, NULL, @@ -692,6 +774,8 @@ fail_platform_driver: static void __exit dell_exit(void) { debugfs_remove_recursive(dell_laptop_dir); + if (quirks && quirks->touchpad_led) + touchpad_led_exit(); i8042_remove_filter(dell_laptop_i8042_filter); cancel_delayed_work_sync(&dell_rfkill_work); backlight_device_unregister(dell_backlight_device); diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index 1c45d92e2163..ea44abd8df48 100644 --- a/drivers/platform/x86/eeepc-laptop.c +++ b/drivers/platform/x86/eeepc-laptop.c @@ -568,7 +568,7 @@ static int eeepc_led_init(struct eeepc_laptop *eeepc) static void eeepc_led_exit(struct eeepc_laptop *eeepc) { - if (eeepc->tpd_led.dev) + if (!IS_ERR_OR_NULL(eeepc->tpd_led.dev)) led_classdev_unregister(&eeepc->tpd_led); if (eeepc->led_workqueue) destroy_workqueue(eeepc->led_workqueue); diff --git a/drivers/platform/x86/hp_accel.c b/drivers/platform/x86/hp_accel.c index 1b52d00e2f90..64b454855f65 100644 --- a/drivers/platform/x86/hp_accel.c +++ b/drivers/platform/x86/hp_accel.c @@ -76,6 +76,7 @@ static inline void delayed_sysfs_set(struct led_classdev *led_cdev, /* For automatic insertion of the module */ static struct acpi_device_id lis3lv02d_device_ids[] = { {"HPQ0004", 0}, /* HP Mobile Data Protection System PNP */ + {"HPQ6000", 0}, /* HP Mobile Data Protection System PNP */ {"", 0}, }; MODULE_DEVICE_TABLE(acpi, lis3lv02d_device_ids); @@ -228,6 +229,10 @@ static struct dmi_system_id lis3lv02d_dmi_ids[] = { AXIS_DMI_MATCH("HPB522x", "HP ProBook 522", xy_swap), AXIS_DMI_MATCH("HPB532x", "HP ProBook 532", y_inverted), AXIS_DMI_MATCH("Mini510x", "HP Mini 510", xy_rotated_left_usd), + AXIS_DMI_MATCH("HPB63xx", "HP ProBook 63", xy_swap), + AXIS_DMI_MATCH("HPB64xx", "HP ProBook 64", xy_swap), + AXIS_DMI_MATCH("HPB64xx", "HP EliteBook 84", xy_swap), + AXIS_DMI_MATCH("HPB65xx", "HP ProBook 65", x_inverted), { NULL, } /* Laptop models without axis info (yet): * "NC6910" "HP Compaq 6910" diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c index 0c595410e788..a36addf106a0 100644 --- a/drivers/platform/x86/ideapad-laptop.c +++ b/drivers/platform/x86/ideapad-laptop.c @@ -34,6 +34,8 @@ #include <linux/input/sparse-keymap.h> #include <linux/backlight.h> #include <linux/fb.h> +#include <linux/debugfs.h> +#include <linux/seq_file.h> #define IDEAPAD_RFKILL_DEV_NUM (3) @@ -42,15 +44,41 @@ #define CFG_WIFI_BIT (18) #define CFG_CAMERA_BIT (19) +enum { + VPCCMD_R_VPC1 = 0x10, + VPCCMD_R_BL_MAX, + VPCCMD_R_BL, + VPCCMD_W_BL, + VPCCMD_R_WIFI, + VPCCMD_W_WIFI, + VPCCMD_R_BT, + VPCCMD_W_BT, + VPCCMD_R_BL_POWER, + VPCCMD_R_NOVO, + VPCCMD_R_VPC2, + VPCCMD_R_TOUCHPAD, + VPCCMD_W_TOUCHPAD, + VPCCMD_R_CAMERA, + VPCCMD_W_CAMERA, + VPCCMD_R_3G, + VPCCMD_W_3G, + VPCCMD_R_ODD, /* 0x21 */ + VPCCMD_R_RF = 0x23, + VPCCMD_W_RF, + VPCCMD_W_BL_POWER = 0x33, +}; + struct ideapad_private { struct rfkill *rfk[IDEAPAD_RFKILL_DEV_NUM]; struct platform_device *platform_device; struct input_dev *inputdev; struct backlight_device *blightdev; + struct dentry *debug; unsigned long cfg; }; static acpi_handle ideapad_handle; +static struct ideapad_private *ideapad_priv; static bool no_bt_rfkill; module_param(no_bt_rfkill, bool, 0444); MODULE_PARM_DESC(no_bt_rfkill, "No rfkill for bluetooth."); @@ -164,6 +192,146 @@ static int write_ec_cmd(acpi_handle handle, int cmd, unsigned long data) } /* + * debugfs + */ +#define DEBUGFS_EVENT_LEN (4096) +static int debugfs_status_show(struct seq_file *s, void *data) +{ + unsigned long value; + + if (!read_ec_data(ideapad_handle, VPCCMD_R_BL_MAX, &value)) + seq_printf(s, "Backlight max:\t%lu\n", value); + if (!read_ec_data(ideapad_handle, VPCCMD_R_BL, &value)) + seq_printf(s, "Backlight now:\t%lu\n", value); + if (!read_ec_data(ideapad_handle, VPCCMD_R_BL_POWER, &value)) + seq_printf(s, "BL power value:\t%s\n", value ? "On" : "Off"); + seq_printf(s, "=====================\n"); + + if (!read_ec_data(ideapad_handle, VPCCMD_R_RF, &value)) + seq_printf(s, "Radio status:\t%s(%lu)\n", + value ? "On" : "Off", value); + if (!read_ec_data(ideapad_handle, VPCCMD_R_WIFI, &value)) + seq_printf(s, "Wifi status:\t%s(%lu)\n", + value ? "On" : "Off", value); + if (!read_ec_data(ideapad_handle, VPCCMD_R_BT, &value)) + seq_printf(s, "BT status:\t%s(%lu)\n", + value ? "On" : "Off", value); + if (!read_ec_data(ideapad_handle, VPCCMD_R_3G, &value)) + seq_printf(s, "3G status:\t%s(%lu)\n", + value ? "On" : "Off", value); + seq_printf(s, "=====================\n"); + + if (!read_ec_data(ideapad_handle, VPCCMD_R_TOUCHPAD, &value)) + seq_printf(s, "Touchpad status:%s(%lu)\n", + value ? "On" : "Off", value); + if (!read_ec_data(ideapad_handle, VPCCMD_R_CAMERA, &value)) + seq_printf(s, "Camera status:\t%s(%lu)\n", + value ? "On" : "Off", value); + + return 0; +} + +static int debugfs_status_open(struct inode *inode, struct file *file) +{ + return single_open(file, debugfs_status_show, NULL); +} + +static const struct file_operations debugfs_status_fops = { + .owner = THIS_MODULE, + .open = debugfs_status_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static int debugfs_cfg_show(struct seq_file *s, void *data) +{ + if (!ideapad_priv) { + seq_printf(s, "cfg: N/A\n"); + } else { + seq_printf(s, "cfg: 0x%.8lX\n\nCapability: ", + ideapad_priv->cfg); + if (test_bit(CFG_BT_BIT, &ideapad_priv->cfg)) + seq_printf(s, "Bluetooth "); + if (test_bit(CFG_3G_BIT, &ideapad_priv->cfg)) + seq_printf(s, "3G "); + if (test_bit(CFG_WIFI_BIT, &ideapad_priv->cfg)) + seq_printf(s, "Wireless "); + if (test_bit(CFG_CAMERA_BIT, &ideapad_priv->cfg)) + seq_printf(s, "Camera "); + seq_printf(s, "\nGraphic: "); + switch ((ideapad_priv->cfg)&0x700) { + case 0x100: + seq_printf(s, "Intel"); + break; + case 0x200: + seq_printf(s, "ATI"); + break; + case 0x300: + seq_printf(s, "Nvidia"); + break; + case 0x400: + seq_printf(s, "Intel and ATI"); + break; + case 0x500: + seq_printf(s, "Intel and Nvidia"); + break; + } + seq_printf(s, "\n"); + } + return 0; +} + +static int debugfs_cfg_open(struct inode *inode, struct file *file) +{ + return single_open(file, debugfs_cfg_show, NULL); +} + +static const struct file_operations debugfs_cfg_fops = { + .owner = THIS_MODULE, + .open = debugfs_cfg_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static int __devinit ideapad_debugfs_init(struct ideapad_private *priv) +{ + struct dentry *node; + + priv->debug = debugfs_create_dir("ideapad", NULL); + if (priv->debug == NULL) { + pr_err("failed to create debugfs directory"); + goto errout; + } + + node = debugfs_create_file("cfg", S_IRUGO, priv->debug, NULL, + &debugfs_cfg_fops); + if (!node) { + pr_err("failed to create cfg in debugfs"); + goto errout; + } + + node = debugfs_create_file("status", S_IRUGO, priv->debug, NULL, + &debugfs_status_fops); + if (!node) { + pr_err("failed to create event in debugfs"); + goto errout; + } + + return 0; + +errout: + return -ENOMEM; +} + +static void ideapad_debugfs_exit(struct ideapad_private *priv) +{ + debugfs_remove_recursive(priv->debug); + priv->debug = NULL; +} + +/* * sysfs */ static ssize_t show_ideapad_cam(struct device *dev, @@ -172,7 +340,7 @@ static ssize_t show_ideapad_cam(struct device *dev, { unsigned long result; - if (read_ec_data(ideapad_handle, 0x1D, &result)) + if (read_ec_data(ideapad_handle, VPCCMD_R_CAMERA, &result)) return sprintf(buf, "-1\n"); return sprintf(buf, "%lu\n", result); } @@ -187,7 +355,7 @@ static ssize_t store_ideapad_cam(struct device *dev, return 0; if (sscanf(buf, "%i", &state) != 1) return -EINVAL; - ret = write_ec_cmd(ideapad_handle, 0x1E, state); + ret = write_ec_cmd(ideapad_handle, VPCCMD_W_CAMERA, state); if (ret < 0) return ret; return count; @@ -195,20 +363,8 @@ static ssize_t store_ideapad_cam(struct device *dev, static DEVICE_ATTR(camera_power, 0644, show_ideapad_cam, store_ideapad_cam); -static ssize_t show_ideapad_cfg(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct ideapad_private *priv = dev_get_drvdata(dev); - - return sprintf(buf, "0x%.8lX\n", priv->cfg); -} - -static DEVICE_ATTR(cfg, 0444, show_ideapad_cfg, NULL); - static struct attribute *ideapad_attributes[] = { &dev_attr_camera_power.attr, - &dev_attr_cfg.attr, NULL }; @@ -244,9 +400,9 @@ struct ideapad_rfk_data { }; const struct ideapad_rfk_data ideapad_rfk_data[] = { - { "ideapad_wlan", CFG_WIFI_BIT, 0x15, RFKILL_TYPE_WLAN }, - { "ideapad_bluetooth", CFG_BT_BIT, 0x17, RFKILL_TYPE_BLUETOOTH }, - { "ideapad_3g", CFG_3G_BIT, 0x20, RFKILL_TYPE_WWAN }, + { "ideapad_wlan", CFG_WIFI_BIT, VPCCMD_W_WIFI, RFKILL_TYPE_WLAN }, + { "ideapad_bluetooth", CFG_BT_BIT, VPCCMD_W_BT, RFKILL_TYPE_BLUETOOTH }, + { "ideapad_3g", CFG_3G_BIT, VPCCMD_W_3G, RFKILL_TYPE_WWAN }, }; static int ideapad_rfk_set(void *data, bool blocked) @@ -260,13 +416,12 @@ static struct rfkill_ops ideapad_rfk_ops = { .set_block = ideapad_rfk_set, }; -static void ideapad_sync_rfk_state(struct acpi_device *adevice) +static void ideapad_sync_rfk_state(struct ideapad_private *priv) { - struct ideapad_private *priv = dev_get_drvdata(&adevice->dev); unsigned long hw_blocked; int i; - if (read_ec_data(ideapad_handle, 0x23, &hw_blocked)) + if (read_ec_data(ideapad_handle, VPCCMD_R_RF, &hw_blocked)) return; hw_blocked = !hw_blocked; @@ -363,8 +518,10 @@ static void ideapad_platform_exit(struct ideapad_private *priv) * input device */ static const struct key_entry ideapad_keymap[] = { - { KE_KEY, 0x06, { KEY_SWITCHVIDEOMODE } }, - { KE_KEY, 0x0D, { KEY_WLAN } }, + { KE_KEY, 6, { KEY_SWITCHVIDEOMODE } }, + { KE_KEY, 13, { KEY_WLAN } }, + { KE_KEY, 16, { KEY_PROG1 } }, + { KE_KEY, 17, { KEY_PROG2 } }, { KE_END, 0 }, }; @@ -419,6 +576,18 @@ static void ideapad_input_report(struct ideapad_private *priv, sparse_keymap_report_event(priv->inputdev, scancode, 1, true); } +static void ideapad_input_novokey(struct ideapad_private *priv) +{ + unsigned long long_pressed; + + if (read_ec_data(ideapad_handle, VPCCMD_R_NOVO, &long_pressed)) + return; + if (long_pressed) + ideapad_input_report(priv, 17); + else + ideapad_input_report(priv, 16); +} + /* * backlight */ @@ -426,16 +595,17 @@ static int ideapad_backlight_get_brightness(struct backlight_device *blightdev) { unsigned long now; - if (read_ec_data(ideapad_handle, 0x12, &now)) + if (read_ec_data(ideapad_handle, VPCCMD_R_BL, &now)) return -EIO; return now; } static int ideapad_backlight_update_status(struct backlight_device *blightdev) { - if (write_ec_cmd(ideapad_handle, 0x13, blightdev->props.brightness)) + if (write_ec_cmd(ideapad_handle, VPCCMD_W_BL, + blightdev->props.brightness)) return -EIO; - if (write_ec_cmd(ideapad_handle, 0x33, + if (write_ec_cmd(ideapad_handle, VPCCMD_W_BL_POWER, blightdev->props.power == FB_BLANK_POWERDOWN ? 0 : 1)) return -EIO; @@ -453,11 +623,11 @@ static int ideapad_backlight_init(struct ideapad_private *priv) struct backlight_properties props; unsigned long max, now, power; - if (read_ec_data(ideapad_handle, 0x11, &max)) + if (read_ec_data(ideapad_handle, VPCCMD_R_BL_MAX, &max)) return -EIO; - if (read_ec_data(ideapad_handle, 0x12, &now)) + if (read_ec_data(ideapad_handle, VPCCMD_R_BL, &now)) return -EIO; - if (read_ec_data(ideapad_handle, 0x18, &power)) + if (read_ec_data(ideapad_handle, VPCCMD_R_BL_POWER, &power)) return -EIO; memset(&props, 0, sizeof(struct backlight_properties)); @@ -493,7 +663,9 @@ static void ideapad_backlight_notify_power(struct ideapad_private *priv) unsigned long power; struct backlight_device *blightdev = priv->blightdev; - if (read_ec_data(ideapad_handle, 0x18, &power)) + if (!blightdev) + return; + if (read_ec_data(ideapad_handle, VPCCMD_R_BL_POWER, &power)) return; blightdev->props.power = power ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN; } @@ -504,7 +676,7 @@ static void ideapad_backlight_notify_brightness(struct ideapad_private *priv) /* if we control brightness via acpi video driver */ if (priv->blightdev == NULL) { - read_ec_data(ideapad_handle, 0x12, &now); + read_ec_data(ideapad_handle, VPCCMD_R_BL, &now); return; } @@ -533,6 +705,7 @@ static int __devinit ideapad_acpi_add(struct acpi_device *adevice) if (!priv) return -ENOMEM; dev_set_drvdata(&adevice->dev, priv); + ideapad_priv = priv; ideapad_handle = adevice->handle; priv->cfg = cfg; @@ -540,6 +713,10 @@ static int __devinit ideapad_acpi_add(struct acpi_device *adevice) if (ret) goto platform_failed; + ret = ideapad_debugfs_init(priv); + if (ret) + goto debugfs_failed; + ret = ideapad_input_init(priv); if (ret) goto input_failed; @@ -550,7 +727,7 @@ static int __devinit ideapad_acpi_add(struct acpi_device *adevice) else priv->rfk[i] = NULL; } - ideapad_sync_rfk_state(adevice); + ideapad_sync_rfk_state(priv); if (!acpi_video_backlight_support()) { ret = ideapad_backlight_init(priv); @@ -565,6 +742,8 @@ backlight_failed: ideapad_unregister_rfkill(adevice, i); ideapad_input_exit(priv); input_failed: + ideapad_debugfs_exit(priv); +debugfs_failed: ideapad_platform_exit(priv); platform_failed: kfree(priv); @@ -580,6 +759,7 @@ static int __devexit ideapad_acpi_remove(struct acpi_device *adevice, int type) for (i = 0; i < IDEAPAD_RFKILL_DEV_NUM; i++) ideapad_unregister_rfkill(adevice, i); ideapad_input_exit(priv); + ideapad_debugfs_exit(priv); ideapad_platform_exit(priv); dev_set_drvdata(&adevice->dev, NULL); kfree(priv); @@ -593,9 +773,9 @@ static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event) acpi_handle handle = adevice->handle; unsigned long vpc1, vpc2, vpc_bit; - if (read_ec_data(handle, 0x10, &vpc1)) + if (read_ec_data(handle, VPCCMD_R_VPC1, &vpc1)) return; - if (read_ec_data(handle, 0x1A, &vpc2)) + if (read_ec_data(handle, VPCCMD_R_VPC2, &vpc2)) return; vpc1 = (vpc2 << 8) | vpc1; @@ -603,11 +783,14 @@ static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event) if (test_bit(vpc_bit, &vpc1)) { switch (vpc_bit) { case 9: - ideapad_sync_rfk_state(adevice); + ideapad_sync_rfk_state(priv); break; case 4: ideapad_backlight_notify_brightness(priv); break; + case 3: + ideapad_input_novokey(priv); + break; case 2: ideapad_backlight_notify_power(priv); break; diff --git a/drivers/platform/x86/intel_scu_ipcutil.c b/drivers/platform/x86/intel_scu_ipcutil.c index b93a03259c16..2d0f9136ea9a 100644 --- a/drivers/platform/x86/intel_scu_ipcutil.c +++ b/drivers/platform/x86/intel_scu_ipcutil.c @@ -24,7 +24,7 @@ #include <linux/init.h> #include <asm/intel_scu_ipc.h> -static u32 major; +static int major; #define MAX_FW_SIZE 264192 @@ -117,7 +117,11 @@ static const struct file_operations scu_ipc_fops = { static int __init ipc_module_init(void) { - return register_chrdev(0, "intel_mid_scu", &scu_ipc_fops); + major = register_chrdev(0, "intel_mid_scu", &scu_ipc_fops); + if (major < 0) + return major; + + return 0; } static void __exit ipc_module_exit(void) diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c index 359163011044..09e26bfd4643 100644 --- a/drivers/platform/x86/samsung-laptop.c +++ b/drivers/platform/x86/samsung-laptop.c @@ -226,6 +226,7 @@ static struct backlight_device *backlight_device; static struct mutex sabi_mutex; static struct platform_device *sdev; static struct rfkill *rfk; +static bool has_stepping_quirk; static int force; module_param(force, bool, 0); @@ -370,15 +371,28 @@ static u8 read_brightness(void) &sretval); if (!retval) { user_brightness = sretval.retval[0]; - if (user_brightness != 0) + if (user_brightness > sabi_config->min_brightness) user_brightness -= sabi_config->min_brightness; + else + user_brightness = 0; } return user_brightness; } static void set_brightness(u8 user_brightness) { - u8 user_level = user_brightness - sabi_config->min_brightness; + u8 user_level = user_brightness + sabi_config->min_brightness; + + if (has_stepping_quirk && user_level != 0) { + /* + * short circuit if the specified level is what's already set + * to prevent the screen from flickering needlessly + */ + if (user_brightness == read_brightness()) + return; + + sabi_set_command(sabi_config->commands.set_brightness, 0); + } sabi_set_command(sabi_config->commands.set_brightness, user_level); } @@ -388,6 +402,40 @@ static int get_brightness(struct backlight_device *bd) return (int)read_brightness(); } +static void check_for_stepping_quirk(void) +{ + u8 initial_level; + u8 check_level; + u8 orig_level = read_brightness(); + + /* + * Some laptops exhibit the strange behaviour of stepping toward + * (rather than setting) the brightness except when changing to/from + * brightness level 0. This behaviour is checked for here and worked + * around in set_brightness. + */ + + if (orig_level == 0) + set_brightness(1); + + initial_level = read_brightness(); + + if (initial_level <= 2) + check_level = initial_level + 2; + else + check_level = initial_level - 2; + + has_stepping_quirk = false; + set_brightness(check_level); + + if (read_brightness() != check_level) { + has_stepping_quirk = true; + pr_info("enabled workaround for brightness stepping quirk\n"); + } + + set_brightness(orig_level); +} + static int update_status(struct backlight_device *bd) { set_brightness(bd->props.brightness); @@ -621,6 +669,16 @@ static struct dmi_system_id __initdata samsung_dmi_table[] = { .callback = dmi_check_cb, }, { + .ident = "N220", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, + "SAMSUNG ELECTRONICS CO., LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "N220"), + DMI_MATCH(DMI_BOARD_NAME, "N220"), + }, + .callback = dmi_check_cb, + }, + { .ident = "N150/N210/N220/N230", .matches = { DMI_MATCH(DMI_SYS_VENDOR, @@ -641,6 +699,15 @@ static struct dmi_system_id __initdata samsung_dmi_table[] = { .callback = dmi_check_cb, }, { + .ident = "R700", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "SR700"), + DMI_MATCH(DMI_BOARD_NAME, "SR700"), + }, + .callback = dmi_check_cb, + }, + { .ident = "R530/R730", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), @@ -686,6 +753,33 @@ static struct dmi_system_id __initdata samsung_dmi_table[] = { }, .callback = dmi_check_cb, }, + { + .ident = "R528/R728", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "R528/R728"), + DMI_MATCH(DMI_BOARD_NAME, "R528/R728"), + }, + .callback = dmi_check_cb, + }, + { + .ident = "NC210/NC110", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "NC210/NC110"), + DMI_MATCH(DMI_BOARD_NAME, "NC210/NC110"), + }, + .callback = dmi_check_cb, + }, + { + .ident = "X520", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "X520"), + DMI_MATCH(DMI_BOARD_NAME, "X520"), + }, + .callback = dmi_check_cb, + }, { }, }; MODULE_DEVICE_TABLE(dmi, samsung_dmi_table); @@ -770,7 +864,7 @@ static int __init samsung_init(void) sabi_iface = ioremap_nocache(ifaceP, 16); if (!sabi_iface) { pr_err("Can't remap %x\n", ifaceP); - goto exit; + goto error_no_signature; } if (debug) { printk(KERN_DEBUG "ifaceP = 0x%08x\n", ifaceP); @@ -794,6 +888,9 @@ static int __init samsung_init(void) } } + /* Check for stepping quirk */ + check_for_stepping_quirk(); + /* knock up a platform device to hang stuff off of */ sdev = platform_device_register_simple("samsung", -1, NULL, 0); if (IS_ERR(sdev)) @@ -802,7 +899,8 @@ static int __init samsung_init(void) /* create a backlight device to talk to this one */ memset(&props, 0, sizeof(struct backlight_properties)); props.type = BACKLIGHT_PLATFORM; - props.max_brightness = sabi_config->max_brightness; + props.max_brightness = sabi_config->max_brightness - + sabi_config->min_brightness; backlight_device = backlight_device_register("samsung", &sdev->dev, NULL, &backlight_ops, &props); @@ -821,7 +919,6 @@ static int __init samsung_init(void) if (retval) goto error_file_create; -exit: return 0; error_file_create: diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c index bbd182e178cb..c006dee5ebfe 100644 --- a/drivers/platform/x86/sony-laptop.c +++ b/drivers/platform/x86/sony-laptop.c @@ -3281,7 +3281,7 @@ static int sony_pic_add(struct acpi_device *device) /* request IRQ */ list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) { if (!request_irq(irq->irq.interrupts[0], sony_pic_irq, - IRQF_DISABLED, "sony-laptop", &spic_dev)) { + 0, "sony-laptop", &spic_dev)) { dprintk("IRQ: %d - triggering: %d - " "polarity: %d - shr: %d\n", irq->irq.interrupts[0], diff --git a/drivers/platform/x86/topstar-laptop.c b/drivers/platform/x86/topstar-laptop.c index 4c20447ddbb7..d528daa0e81c 100644 --- a/drivers/platform/x86/topstar-laptop.c +++ b/drivers/platform/x86/topstar-laptop.c @@ -41,6 +41,7 @@ static const struct key_entry topstar_keymap[] = { { KE_KEY, 0x8c, { KEY_MEDIA } }, /* Known non hotkey events don't handled or that we don't care yet */ + { KE_IGNORE, 0x82, }, /* backlight event */ { KE_IGNORE, 0x8e, }, { KE_IGNORE, 0x8f, }, { KE_IGNORE, 0x90, }, diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c index cb009b2629ee..13ef8c37471d 100644 --- a/drivers/platform/x86/toshiba_acpi.c +++ b/drivers/platform/x86/toshiba_acpi.c @@ -47,7 +47,6 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/backlight.h> -#include <linux/platform_device.h> #include <linux/rfkill.h> #include <linux/input.h> #include <linux/input/sparse-keymap.h> @@ -63,11 +62,7 @@ MODULE_DESCRIPTION("Toshiba Laptop ACPI Extras Driver"); MODULE_LICENSE("GPL"); /* Toshiba ACPI method paths */ -#define METHOD_LCD_BRIGHTNESS "\\_SB_.PCI0.VGA_.LCD_._BCM" -#define TOSH_INTERFACE_1 "\\_SB_.VALD" -#define TOSH_INTERFACE_2 "\\_SB_.VALZ" #define METHOD_VIDEO_OUT "\\_SB_.VALX.DSSX" -#define GHCI_METHOD ".GHCI" /* Toshiba HCI interface definitions * @@ -111,6 +106,25 @@ MODULE_LICENSE("GPL"); #define HCI_WIRELESS_BT_ATTACH 0x40 #define HCI_WIRELESS_BT_POWER 0x80 +struct toshiba_acpi_dev { + struct acpi_device *acpi_dev; + const char *method_hci; + struct rfkill *bt_rfk; + struct input_dev *hotkey_dev; + struct backlight_device *backlight_dev; + struct led_classdev led_dev; + + int force_fan; + int last_key_event; + int key_event_valid; + + int illumination_supported:1; + int video_supported:1; + int fan_supported:1; + + struct mutex mutex; +}; + static const struct acpi_device_id toshiba_device_ids[] = { {"TOS6200", 0}, {"TOS6208", 0}, @@ -119,7 +133,7 @@ static const struct acpi_device_id toshiba_device_ids[] = { }; MODULE_DEVICE_TABLE(acpi, toshiba_device_ids); -static const struct key_entry toshiba_acpi_keymap[] __initconst = { +static const struct key_entry toshiba_acpi_keymap[] __devinitconst = { { KE_KEY, 0x101, { KEY_MUTE } }, { KE_KEY, 0x102, { KEY_ZOOMOUT } }, { KE_KEY, 0x103, { KEY_ZOOMIN } }, @@ -155,15 +169,6 @@ static __inline__ void _set_bit(u32 * word, u32 mask, int value) /* acpi interface wrappers */ -static int is_valid_acpi_path(const char *methodName) -{ - acpi_handle handle; - acpi_status status; - - status = acpi_get_handle(NULL, (char *)methodName, &handle); - return !ACPI_FAILURE(status); -} - static int write_acpi_int(const char *methodName, int val) { struct acpi_object_list params; @@ -176,32 +181,14 @@ static int write_acpi_int(const char *methodName, int val) in_objs[0].integer.value = val; status = acpi_evaluate_object(NULL, (char *)methodName, ¶ms, NULL); - return (status == AE_OK); -} - -#if 0 -static int read_acpi_int(const char *methodName, int *pVal) -{ - struct acpi_buffer results; - union acpi_object out_objs[1]; - acpi_status status; - - results.length = sizeof(out_objs); - results.pointer = out_objs; - - status = acpi_evaluate_object(0, (char *)methodName, 0, &results); - *pVal = out_objs[0].integer.value; - - return (status == AE_OK) && (out_objs[0].type == ACPI_TYPE_INTEGER); + return (status == AE_OK) ? 0 : -EIO; } -#endif - -static const char *method_hci /*= 0*/ ; /* Perform a raw HCI call. Here we don't care about input or output buffer * format. */ -static acpi_status hci_raw(const u32 in[HCI_WORDS], u32 out[HCI_WORDS]) +static acpi_status hci_raw(struct toshiba_acpi_dev *dev, + const u32 in[HCI_WORDS], u32 out[HCI_WORDS]) { struct acpi_object_list params; union acpi_object in_objs[HCI_WORDS]; @@ -220,7 +207,8 @@ static acpi_status hci_raw(const u32 in[HCI_WORDS], u32 out[HCI_WORDS]) results.length = sizeof(out_objs); results.pointer = out_objs; - status = acpi_evaluate_object(NULL, (char *)method_hci, ¶ms, + status = acpi_evaluate_object(dev->acpi_dev->handle, + (char *)dev->method_hci, ¶ms, &results); if ((status == AE_OK) && (out_objs->package.count <= HCI_WORDS)) { for (i = 0; i < out_objs->package.count; ++i) { @@ -237,85 +225,79 @@ static acpi_status hci_raw(const u32 in[HCI_WORDS], u32 out[HCI_WORDS]) * may be useful (such as "not supported"). */ -static acpi_status hci_write1(u32 reg, u32 in1, u32 * result) +static acpi_status hci_write1(struct toshiba_acpi_dev *dev, u32 reg, + u32 in1, u32 *result) { u32 in[HCI_WORDS] = { HCI_SET, reg, in1, 0, 0, 0 }; u32 out[HCI_WORDS]; - acpi_status status = hci_raw(in, out); + acpi_status status = hci_raw(dev, in, out); *result = (status == AE_OK) ? out[0] : HCI_FAILURE; return status; } -static acpi_status hci_read1(u32 reg, u32 * out1, u32 * result) +static acpi_status hci_read1(struct toshiba_acpi_dev *dev, u32 reg, + u32 *out1, u32 *result) { u32 in[HCI_WORDS] = { HCI_GET, reg, 0, 0, 0, 0 }; u32 out[HCI_WORDS]; - acpi_status status = hci_raw(in, out); + acpi_status status = hci_raw(dev, in, out); *out1 = out[2]; *result = (status == AE_OK) ? out[0] : HCI_FAILURE; return status; } -static acpi_status hci_write2(u32 reg, u32 in1, u32 in2, u32 *result) +static acpi_status hci_write2(struct toshiba_acpi_dev *dev, u32 reg, + u32 in1, u32 in2, u32 *result) { u32 in[HCI_WORDS] = { HCI_SET, reg, in1, in2, 0, 0 }; u32 out[HCI_WORDS]; - acpi_status status = hci_raw(in, out); + acpi_status status = hci_raw(dev, in, out); *result = (status == AE_OK) ? out[0] : HCI_FAILURE; return status; } -static acpi_status hci_read2(u32 reg, u32 *out1, u32 *out2, u32 *result) +static acpi_status hci_read2(struct toshiba_acpi_dev *dev, u32 reg, + u32 *out1, u32 *out2, u32 *result) { u32 in[HCI_WORDS] = { HCI_GET, reg, *out1, *out2, 0, 0 }; u32 out[HCI_WORDS]; - acpi_status status = hci_raw(in, out); + acpi_status status = hci_raw(dev, in, out); *out1 = out[2]; *out2 = out[3]; *result = (status == AE_OK) ? out[0] : HCI_FAILURE; return status; } -struct toshiba_acpi_dev { - struct platform_device *p_dev; - struct rfkill *bt_rfk; - struct input_dev *hotkey_dev; - int illumination_installed; - acpi_handle handle; - - const char *bt_name; - - struct mutex mutex; -}; - /* Illumination support */ -static int toshiba_illumination_available(void) +static int toshiba_illumination_available(struct toshiba_acpi_dev *dev) { u32 in[HCI_WORDS] = { 0, 0, 0, 0, 0, 0 }; u32 out[HCI_WORDS]; acpi_status status; in[0] = 0xf100; - status = hci_raw(in, out); + status = hci_raw(dev, in, out); if (ACPI_FAILURE(status)) { pr_info("Illumination device not available\n"); return 0; } in[0] = 0xf400; - status = hci_raw(in, out); + status = hci_raw(dev, in, out); return 1; } static void toshiba_illumination_set(struct led_classdev *cdev, enum led_brightness brightness) { + struct toshiba_acpi_dev *dev = container_of(cdev, + struct toshiba_acpi_dev, led_dev); u32 in[HCI_WORDS] = { 0, 0, 0, 0, 0, 0 }; u32 out[HCI_WORDS]; acpi_status status; /* First request : initialize communication. */ in[0] = 0xf100; - status = hci_raw(in, out); + status = hci_raw(dev, in, out); if (ACPI_FAILURE(status)) { pr_info("Illumination device not available\n"); return; @@ -326,7 +308,7 @@ static void toshiba_illumination_set(struct led_classdev *cdev, in[0] = 0xf400; in[1] = 0x14e; in[2] = 1; - status = hci_raw(in, out); + status = hci_raw(dev, in, out); if (ACPI_FAILURE(status)) { pr_info("ACPI call for illumination failed\n"); return; @@ -336,7 +318,7 @@ static void toshiba_illumination_set(struct led_classdev *cdev, in[0] = 0xf400; in[1] = 0x14e; in[2] = 0; - status = hci_raw(in, out); + status = hci_raw(dev, in, out); if (ACPI_FAILURE(status)) { pr_info("ACPI call for illumination failed.\n"); return; @@ -347,11 +329,13 @@ static void toshiba_illumination_set(struct led_classdev *cdev, in[0] = 0xf200; in[1] = 0; in[2] = 0; - hci_raw(in, out); + hci_raw(dev, in, out); } static enum led_brightness toshiba_illumination_get(struct led_classdev *cdev) { + struct toshiba_acpi_dev *dev = container_of(cdev, + struct toshiba_acpi_dev, led_dev); u32 in[HCI_WORDS] = { 0, 0, 0, 0, 0, 0 }; u32 out[HCI_WORDS]; acpi_status status; @@ -359,7 +343,7 @@ static enum led_brightness toshiba_illumination_get(struct led_classdev *cdev) /* First request : initialize communication. */ in[0] = 0xf100; - status = hci_raw(in, out); + status = hci_raw(dev, in, out); if (ACPI_FAILURE(status)) { pr_info("Illumination device not available\n"); return LED_OFF; @@ -368,7 +352,7 @@ static enum led_brightness toshiba_illumination_get(struct led_classdev *cdev) /* Check the illumination */ in[0] = 0xf300; in[1] = 0x14e; - status = hci_raw(in, out); + status = hci_raw(dev, in, out); if (ACPI_FAILURE(status)) { pr_info("ACPI call for illumination failed.\n"); return LED_OFF; @@ -380,46 +364,35 @@ static enum led_brightness toshiba_illumination_get(struct led_classdev *cdev) in[0] = 0xf200; in[1] = 0; in[2] = 0; - hci_raw(in, out); + hci_raw(dev, in, out); return result; } -static struct led_classdev toshiba_led = { - .name = "toshiba::illumination", - .max_brightness = 1, - .brightness_set = toshiba_illumination_set, - .brightness_get = toshiba_illumination_get, -}; - -static struct toshiba_acpi_dev toshiba_acpi = { - .bt_name = "Toshiba Bluetooth", -}; - /* Bluetooth rfkill handlers */ -static u32 hci_get_bt_present(bool *present) +static u32 hci_get_bt_present(struct toshiba_acpi_dev *dev, bool *present) { u32 hci_result; u32 value, value2; value = 0; value2 = 0; - hci_read2(HCI_WIRELESS, &value, &value2, &hci_result); + hci_read2(dev, HCI_WIRELESS, &value, &value2, &hci_result); if (hci_result == HCI_SUCCESS) *present = (value & HCI_WIRELESS_BT_PRESENT) ? true : false; return hci_result; } -static u32 hci_get_radio_state(bool *radio_state) +static u32 hci_get_radio_state(struct toshiba_acpi_dev *dev, bool *radio_state) { u32 hci_result; u32 value, value2; value = 0; value2 = 0x0001; - hci_read2(HCI_WIRELESS, &value, &value2, &hci_result); + hci_read2(dev, HCI_WIRELESS, &value, &value2, &hci_result); *radio_state = value & HCI_WIRELESS_KILL_SWITCH; return hci_result; @@ -436,8 +409,8 @@ static int bt_rfkill_set_block(void *data, bool blocked) value = (blocked == false); mutex_lock(&dev->mutex); - if (hci_get_radio_state(&radio_state) != HCI_SUCCESS) { - err = -EBUSY; + if (hci_get_radio_state(dev, &radio_state) != HCI_SUCCESS) { + err = -EIO; goto out; } @@ -446,11 +419,11 @@ static int bt_rfkill_set_block(void *data, bool blocked) goto out; } - hci_write2(HCI_WIRELESS, value, HCI_WIRELESS_BT_POWER, &result1); - hci_write2(HCI_WIRELESS, value, HCI_WIRELESS_BT_ATTACH, &result2); + hci_write2(dev, HCI_WIRELESS, value, HCI_WIRELESS_BT_POWER, &result1); + hci_write2(dev, HCI_WIRELESS, value, HCI_WIRELESS_BT_ATTACH, &result2); if (result1 != HCI_SUCCESS || result2 != HCI_SUCCESS) - err = -EBUSY; + err = -EIO; else err = 0; out: @@ -467,7 +440,7 @@ static void bt_rfkill_poll(struct rfkill *rfkill, void *data) mutex_lock(&dev->mutex); - hci_result = hci_get_radio_state(&value); + hci_result = hci_get_radio_state(dev, &value); if (hci_result != HCI_SUCCESS) { /* Can't do anything useful */ mutex_unlock(&dev->mutex); @@ -488,63 +461,64 @@ static const struct rfkill_ops toshiba_rfk_ops = { }; static struct proc_dir_entry *toshiba_proc_dir /*= 0*/ ; -static struct backlight_device *toshiba_backlight_device; -static int force_fan; -static int last_key_event; -static int key_event_valid; static int get_lcd(struct backlight_device *bd) { + struct toshiba_acpi_dev *dev = bl_get_data(bd); u32 hci_result; u32 value; - hci_read1(HCI_LCD_BRIGHTNESS, &value, &hci_result); - if (hci_result == HCI_SUCCESS) { + hci_read1(dev, HCI_LCD_BRIGHTNESS, &value, &hci_result); + if (hci_result == HCI_SUCCESS) return (value >> HCI_LCD_BRIGHTNESS_SHIFT); - } else - return -EFAULT; + + return -EIO; } static int lcd_proc_show(struct seq_file *m, void *v) { - int value = get_lcd(NULL); + struct toshiba_acpi_dev *dev = m->private; + int value; + + if (!dev->backlight_dev) + return -ENODEV; + value = get_lcd(dev->backlight_dev); if (value >= 0) { seq_printf(m, "brightness: %d\n", value); seq_printf(m, "brightness_levels: %d\n", HCI_LCD_BRIGHTNESS_LEVELS); - } else { - pr_err("Error reading LCD brightness\n"); + return 0; } - return 0; + pr_err("Error reading LCD brightness\n"); + return -EIO; } static int lcd_proc_open(struct inode *inode, struct file *file) { - return single_open(file, lcd_proc_show, NULL); + return single_open(file, lcd_proc_show, PDE(inode)->data); } -static int set_lcd(int value) +static int set_lcd(struct toshiba_acpi_dev *dev, int value) { u32 hci_result; value = value << HCI_LCD_BRIGHTNESS_SHIFT; - hci_write1(HCI_LCD_BRIGHTNESS, value, &hci_result); - if (hci_result != HCI_SUCCESS) - return -EFAULT; - - return 0; + hci_write1(dev, HCI_LCD_BRIGHTNESS, value, &hci_result); + return hci_result == HCI_SUCCESS ? 0 : -EIO; } static int set_lcd_status(struct backlight_device *bd) { - return set_lcd(bd->props.brightness); + struct toshiba_acpi_dev *dev = bl_get_data(bd); + return set_lcd(dev, bd->props.brightness); } static ssize_t lcd_proc_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { + struct toshiba_acpi_dev *dev = PDE(file->f_path.dentry->d_inode)->data; char cmd[42]; size_t len; int value; @@ -557,7 +531,7 @@ static ssize_t lcd_proc_write(struct file *file, const char __user *buf, if (sscanf(cmd, " brightness : %i", &value) == 1 && value >= 0 && value < HCI_LCD_BRIGHTNESS_LEVELS) { - ret = set_lcd(value); + ret = set_lcd(dev, value); if (ret == 0) ret = count; } else { @@ -575,41 +549,49 @@ static const struct file_operations lcd_proc_fops = { .write = lcd_proc_write, }; -static int video_proc_show(struct seq_file *m, void *v) +static int get_video_status(struct toshiba_acpi_dev *dev, u32 *status) { u32 hci_result; + + hci_read1(dev, HCI_VIDEO_OUT, status, &hci_result); + return hci_result == HCI_SUCCESS ? 0 : -EIO; +} + +static int video_proc_show(struct seq_file *m, void *v) +{ + struct toshiba_acpi_dev *dev = m->private; u32 value; + int ret; - hci_read1(HCI_VIDEO_OUT, &value, &hci_result); - if (hci_result == HCI_SUCCESS) { + ret = get_video_status(dev, &value); + if (!ret) { int is_lcd = (value & HCI_VIDEO_OUT_LCD) ? 1 : 0; int is_crt = (value & HCI_VIDEO_OUT_CRT) ? 1 : 0; int is_tv = (value & HCI_VIDEO_OUT_TV) ? 1 : 0; seq_printf(m, "lcd_out: %d\n", is_lcd); seq_printf(m, "crt_out: %d\n", is_crt); seq_printf(m, "tv_out: %d\n", is_tv); - } else { - pr_err("Error reading video out status\n"); } - return 0; + return ret; } static int video_proc_open(struct inode *inode, struct file *file) { - return single_open(file, video_proc_show, NULL); + return single_open(file, video_proc_show, PDE(inode)->data); } static ssize_t video_proc_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { + struct toshiba_acpi_dev *dev = PDE(file->f_path.dentry->d_inode)->data; char *cmd, *buffer; + int ret; int value; int remain = count; int lcd_out = -1; int crt_out = -1; int tv_out = -1; - u32 hci_result; u32 video_out; cmd = kmalloc(count + 1, GFP_KERNEL); @@ -644,8 +626,8 @@ static ssize_t video_proc_write(struct file *file, const char __user *buf, kfree(cmd); - hci_read1(HCI_VIDEO_OUT, &video_out, &hci_result); - if (hci_result == HCI_SUCCESS) { + ret = get_video_status(dev, &video_out); + if (!ret) { unsigned int new_video_out = video_out; if (lcd_out != -1) _set_bit(&new_video_out, HCI_VIDEO_OUT_LCD, lcd_out); @@ -656,12 +638,10 @@ static ssize_t video_proc_write(struct file *file, const char __user *buf, /* To avoid unnecessary video disruption, only write the new * video setting if something changed. */ if (new_video_out != video_out) - write_acpi_int(METHOD_VIDEO_OUT, new_video_out); - } else { - return -EFAULT; + ret = write_acpi_int(METHOD_VIDEO_OUT, new_video_out); } - return count; + return ret ? ret : count; } static const struct file_operations video_proc_fops = { @@ -673,30 +653,38 @@ static const struct file_operations video_proc_fops = { .write = video_proc_write, }; -static int fan_proc_show(struct seq_file *m, void *v) +static int get_fan_status(struct toshiba_acpi_dev *dev, u32 *status) { u32 hci_result; + + hci_read1(dev, HCI_FAN, status, &hci_result); + return hci_result == HCI_SUCCESS ? 0 : -EIO; +} + +static int fan_proc_show(struct seq_file *m, void *v) +{ + struct toshiba_acpi_dev *dev = m->private; + int ret; u32 value; - hci_read1(HCI_FAN, &value, &hci_result); - if (hci_result == HCI_SUCCESS) { + ret = get_fan_status(dev, &value); + if (!ret) { seq_printf(m, "running: %d\n", (value > 0)); - seq_printf(m, "force_on: %d\n", force_fan); - } else { - pr_err("Error reading fan status\n"); + seq_printf(m, "force_on: %d\n", dev->force_fan); } - return 0; + return ret; } static int fan_proc_open(struct inode *inode, struct file *file) { - return single_open(file, fan_proc_show, NULL); + return single_open(file, fan_proc_show, PDE(inode)->data); } static ssize_t fan_proc_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { + struct toshiba_acpi_dev *dev = PDE(file->f_path.dentry->d_inode)->data; char cmd[42]; size_t len; int value; @@ -709,11 +697,11 @@ static ssize_t fan_proc_write(struct file *file, const char __user *buf, if (sscanf(cmd, " force_on : %i", &value) == 1 && value >= 0 && value <= 1) { - hci_write1(HCI_FAN, value, &hci_result); + hci_write1(dev, HCI_FAN, value, &hci_result); if (hci_result != HCI_SUCCESS) - return -EFAULT; + return -EIO; else - force_fan = value; + dev->force_fan = value; } else { return -EINVAL; } @@ -732,42 +720,43 @@ static const struct file_operations fan_proc_fops = { static int keys_proc_show(struct seq_file *m, void *v) { + struct toshiba_acpi_dev *dev = m->private; u32 hci_result; u32 value; - if (!key_event_valid) { - hci_read1(HCI_SYSTEM_EVENT, &value, &hci_result); + if (!dev->key_event_valid) { + hci_read1(dev, HCI_SYSTEM_EVENT, &value, &hci_result); if (hci_result == HCI_SUCCESS) { - key_event_valid = 1; - last_key_event = value; + dev->key_event_valid = 1; + dev->last_key_event = value; } else if (hci_result == HCI_EMPTY) { /* better luck next time */ } else if (hci_result == HCI_NOT_SUPPORTED) { /* This is a workaround for an unresolved issue on * some machines where system events sporadically * become disabled. */ - hci_write1(HCI_SYSTEM_EVENT, 1, &hci_result); + hci_write1(dev, HCI_SYSTEM_EVENT, 1, &hci_result); pr_notice("Re-enabled hotkeys\n"); } else { pr_err("Error reading hotkey status\n"); - goto end; + return -EIO; } } - seq_printf(m, "hotkey_ready: %d\n", key_event_valid); - seq_printf(m, "hotkey: 0x%04x\n", last_key_event); -end: + seq_printf(m, "hotkey_ready: %d\n", dev->key_event_valid); + seq_printf(m, "hotkey: 0x%04x\n", dev->last_key_event); return 0; } static int keys_proc_open(struct inode *inode, struct file *file) { - return single_open(file, keys_proc_show, NULL); + return single_open(file, keys_proc_show, PDE(inode)->data); } static ssize_t keys_proc_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { + struct toshiba_acpi_dev *dev = PDE(file->f_path.dentry->d_inode)->data; char cmd[42]; size_t len; int value; @@ -778,7 +767,7 @@ static ssize_t keys_proc_write(struct file *file, const char __user *buf, cmd[len] = '\0'; if (sscanf(cmd, " hotkey_ready : %i", &value) == 1 && value == 0) { - key_event_valid = 0; + dev->key_event_valid = 0; } else { return -EINVAL; } @@ -820,21 +809,35 @@ static const struct file_operations version_proc_fops = { #define PROC_TOSHIBA "toshiba" -static void __init create_toshiba_proc_entries(void) +static void __devinit +create_toshiba_proc_entries(struct toshiba_acpi_dev *dev) { - proc_create("lcd", S_IRUGO | S_IWUSR, toshiba_proc_dir, &lcd_proc_fops); - proc_create("video", S_IRUGO | S_IWUSR, toshiba_proc_dir, &video_proc_fops); - proc_create("fan", S_IRUGO | S_IWUSR, toshiba_proc_dir, &fan_proc_fops); - proc_create("keys", S_IRUGO | S_IWUSR, toshiba_proc_dir, &keys_proc_fops); - proc_create("version", S_IRUGO, toshiba_proc_dir, &version_proc_fops); + if (dev->backlight_dev) + proc_create_data("lcd", S_IRUGO | S_IWUSR, toshiba_proc_dir, + &lcd_proc_fops, dev); + if (dev->video_supported) + proc_create_data("video", S_IRUGO | S_IWUSR, toshiba_proc_dir, + &video_proc_fops, dev); + if (dev->fan_supported) + proc_create_data("fan", S_IRUGO | S_IWUSR, toshiba_proc_dir, + &fan_proc_fops, dev); + if (dev->hotkey_dev) + proc_create_data("keys", S_IRUGO | S_IWUSR, toshiba_proc_dir, + &keys_proc_fops, dev); + proc_create_data("version", S_IRUGO, toshiba_proc_dir, + &version_proc_fops, dev); } -static void remove_toshiba_proc_entries(void) +static void remove_toshiba_proc_entries(struct toshiba_acpi_dev *dev) { - remove_proc_entry("lcd", toshiba_proc_dir); - remove_proc_entry("video", toshiba_proc_dir); - remove_proc_entry("fan", toshiba_proc_dir); - remove_proc_entry("keys", toshiba_proc_dir); + if (dev->backlight_dev) + remove_proc_entry("lcd", toshiba_proc_dir); + if (dev->video_supported) + remove_proc_entry("video", toshiba_proc_dir); + if (dev->fan_supported) + remove_proc_entry("fan", toshiba_proc_dir); + if (dev->hotkey_dev) + remove_proc_entry("keys", toshiba_proc_dir); remove_proc_entry("version", toshiba_proc_dir); } @@ -843,224 +846,256 @@ static const struct backlight_ops toshiba_backlight_data = { .update_status = set_lcd_status, }; -static void toshiba_acpi_notify(acpi_handle handle, u32 event, void *context) -{ - u32 hci_result, value; - - if (event != 0x80) - return; - do { - hci_read1(HCI_SYSTEM_EVENT, &value, &hci_result); - if (hci_result == HCI_SUCCESS) { - if (value == 0x100) - continue; - /* act on key press; ignore key release */ - if (value & 0x80) - continue; - - if (!sparse_keymap_report_event(toshiba_acpi.hotkey_dev, - value, 1, true)) { - pr_info("Unknown key %x\n", - value); - } - } else if (hci_result == HCI_NOT_SUPPORTED) { - /* This is a workaround for an unresolved issue on - * some machines where system events sporadically - * become disabled. */ - hci_write1(HCI_SYSTEM_EVENT, 1, &hci_result); - pr_notice("Re-enabled hotkeys\n"); - } - } while (hci_result != HCI_EMPTY); -} - -static int __init toshiba_acpi_setup_keyboard(char *device) +static int __devinit toshiba_acpi_setup_keyboard(struct toshiba_acpi_dev *dev) { acpi_status status; int error; - status = acpi_get_handle(NULL, device, &toshiba_acpi.handle); - if (ACPI_FAILURE(status)) { - pr_info("Unable to get notification device\n"); - return -ENODEV; - } - - toshiba_acpi.hotkey_dev = input_allocate_device(); - if (!toshiba_acpi.hotkey_dev) { + dev->hotkey_dev = input_allocate_device(); + if (!dev->hotkey_dev) { pr_info("Unable to register input device\n"); return -ENOMEM; } - toshiba_acpi.hotkey_dev->name = "Toshiba input device"; - toshiba_acpi.hotkey_dev->phys = device; - toshiba_acpi.hotkey_dev->id.bustype = BUS_HOST; + dev->hotkey_dev->name = "Toshiba input device"; + dev->hotkey_dev->phys = "toshiba_acpi/input0"; + dev->hotkey_dev->id.bustype = BUS_HOST; - error = sparse_keymap_setup(toshiba_acpi.hotkey_dev, - toshiba_acpi_keymap, NULL); + error = sparse_keymap_setup(dev->hotkey_dev, toshiba_acpi_keymap, NULL); if (error) goto err_free_dev; - status = acpi_install_notify_handler(toshiba_acpi.handle, - ACPI_DEVICE_NOTIFY, toshiba_acpi_notify, NULL); - if (ACPI_FAILURE(status)) { - pr_info("Unable to install hotkey notification\n"); - error = -ENODEV; - goto err_free_keymap; - } - - status = acpi_evaluate_object(toshiba_acpi.handle, "ENAB", NULL, NULL); + status = acpi_evaluate_object(dev->acpi_dev->handle, "ENAB", NULL, NULL); if (ACPI_FAILURE(status)) { pr_info("Unable to enable hotkeys\n"); error = -ENODEV; - goto err_remove_notify; + goto err_free_keymap; } - error = input_register_device(toshiba_acpi.hotkey_dev); + error = input_register_device(dev->hotkey_dev); if (error) { pr_info("Unable to register input device\n"); - goto err_remove_notify; + goto err_free_keymap; } return 0; - err_remove_notify: - acpi_remove_notify_handler(toshiba_acpi.handle, - ACPI_DEVICE_NOTIFY, toshiba_acpi_notify); err_free_keymap: - sparse_keymap_free(toshiba_acpi.hotkey_dev); + sparse_keymap_free(dev->hotkey_dev); err_free_dev: - input_free_device(toshiba_acpi.hotkey_dev); - toshiba_acpi.hotkey_dev = NULL; + input_free_device(dev->hotkey_dev); + dev->hotkey_dev = NULL; return error; } -static void toshiba_acpi_exit(void) +static int toshiba_acpi_remove(struct acpi_device *acpi_dev, int type) { - if (toshiba_acpi.hotkey_dev) { - acpi_remove_notify_handler(toshiba_acpi.handle, - ACPI_DEVICE_NOTIFY, toshiba_acpi_notify); - sparse_keymap_free(toshiba_acpi.hotkey_dev); - input_unregister_device(toshiba_acpi.hotkey_dev); + struct toshiba_acpi_dev *dev = acpi_driver_data(acpi_dev); + + remove_toshiba_proc_entries(dev); + + if (dev->hotkey_dev) { + input_unregister_device(dev->hotkey_dev); + sparse_keymap_free(dev->hotkey_dev); } - if (toshiba_acpi.bt_rfk) { - rfkill_unregister(toshiba_acpi.bt_rfk); - rfkill_destroy(toshiba_acpi.bt_rfk); + if (dev->bt_rfk) { + rfkill_unregister(dev->bt_rfk); + rfkill_destroy(dev->bt_rfk); } - if (toshiba_backlight_device) - backlight_device_unregister(toshiba_backlight_device); + if (dev->backlight_dev) + backlight_device_unregister(dev->backlight_dev); - remove_toshiba_proc_entries(); + if (dev->illumination_supported) + led_classdev_unregister(&dev->led_dev); - if (toshiba_proc_dir) - remove_proc_entry(PROC_TOSHIBA, acpi_root_dir); + kfree(dev); + + return 0; +} + +static const char * __devinit find_hci_method(acpi_handle handle) +{ + acpi_status status; + acpi_handle hci_handle; - if (toshiba_acpi.illumination_installed) - led_classdev_unregister(&toshiba_led); + status = acpi_get_handle(handle, "GHCI", &hci_handle); + if (ACPI_SUCCESS(status)) + return "GHCI"; - platform_device_unregister(toshiba_acpi.p_dev); + status = acpi_get_handle(handle, "SPFC", &hci_handle); + if (ACPI_SUCCESS(status)) + return "SPFC"; - return; + return NULL; } -static int __init toshiba_acpi_init(void) +static int __devinit toshiba_acpi_add(struct acpi_device *acpi_dev) { + struct toshiba_acpi_dev *dev; + const char *hci_method; u32 hci_result; + u32 dummy; bool bt_present; int ret = 0; struct backlight_properties props; - if (acpi_disabled) - return -ENODEV; - - /* simple device detection: look for HCI method */ - if (is_valid_acpi_path(TOSH_INTERFACE_1 GHCI_METHOD)) { - method_hci = TOSH_INTERFACE_1 GHCI_METHOD; - if (toshiba_acpi_setup_keyboard(TOSH_INTERFACE_1)) - pr_info("Unable to activate hotkeys\n"); - } else if (is_valid_acpi_path(TOSH_INTERFACE_2 GHCI_METHOD)) { - method_hci = TOSH_INTERFACE_2 GHCI_METHOD; - if (toshiba_acpi_setup_keyboard(TOSH_INTERFACE_2)) - pr_info("Unable to activate hotkeys\n"); - } else - return -ENODEV; - pr_info("Toshiba Laptop ACPI Extras version %s\n", TOSHIBA_ACPI_VERSION); - pr_info(" HCI method: %s\n", method_hci); - - mutex_init(&toshiba_acpi.mutex); - - toshiba_acpi.p_dev = platform_device_register_simple("toshiba_acpi", - -1, NULL, 0); - if (IS_ERR(toshiba_acpi.p_dev)) { - ret = PTR_ERR(toshiba_acpi.p_dev); - pr_err("unable to register platform device\n"); - toshiba_acpi.p_dev = NULL; - toshiba_acpi_exit(); - return ret; + + hci_method = find_hci_method(acpi_dev->handle); + if (!hci_method) { + pr_err("HCI interface not found\n"); + return -ENODEV; } - force_fan = 0; - key_event_valid = 0; + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (!dev) + return -ENOMEM; + dev->acpi_dev = acpi_dev; + dev->method_hci = hci_method; + acpi_dev->driver_data = dev; - /* enable event fifo */ - hci_write1(HCI_SYSTEM_EVENT, 1, &hci_result); + if (toshiba_acpi_setup_keyboard(dev)) + pr_info("Unable to activate hotkeys\n"); - toshiba_proc_dir = proc_mkdir(PROC_TOSHIBA, acpi_root_dir); - if (!toshiba_proc_dir) { - toshiba_acpi_exit(); - return -ENODEV; - } else { - create_toshiba_proc_entries(); - } + mutex_init(&dev->mutex); + + /* enable event fifo */ + hci_write1(dev, HCI_SYSTEM_EVENT, 1, &hci_result); props.type = BACKLIGHT_PLATFORM; props.max_brightness = HCI_LCD_BRIGHTNESS_LEVELS - 1; - toshiba_backlight_device = backlight_device_register("toshiba", - &toshiba_acpi.p_dev->dev, - NULL, - &toshiba_backlight_data, - &props); - if (IS_ERR(toshiba_backlight_device)) { - ret = PTR_ERR(toshiba_backlight_device); + dev->backlight_dev = backlight_device_register("toshiba", + &acpi_dev->dev, + dev, + &toshiba_backlight_data, + &props); + if (IS_ERR(dev->backlight_dev)) { + ret = PTR_ERR(dev->backlight_dev); pr_err("Could not register toshiba backlight device\n"); - toshiba_backlight_device = NULL; - toshiba_acpi_exit(); - return ret; + dev->backlight_dev = NULL; + goto error; } + dev->backlight_dev->props.brightness = get_lcd(dev->backlight_dev); /* Register rfkill switch for Bluetooth */ - if (hci_get_bt_present(&bt_present) == HCI_SUCCESS && bt_present) { - toshiba_acpi.bt_rfk = rfkill_alloc(toshiba_acpi.bt_name, - &toshiba_acpi.p_dev->dev, - RFKILL_TYPE_BLUETOOTH, - &toshiba_rfk_ops, - &toshiba_acpi); - if (!toshiba_acpi.bt_rfk) { + if (hci_get_bt_present(dev, &bt_present) == HCI_SUCCESS && bt_present) { + dev->bt_rfk = rfkill_alloc("Toshiba Bluetooth", + &acpi_dev->dev, + RFKILL_TYPE_BLUETOOTH, + &toshiba_rfk_ops, + dev); + if (!dev->bt_rfk) { pr_err("unable to allocate rfkill device\n"); - toshiba_acpi_exit(); - return -ENOMEM; + ret = -ENOMEM; + goto error; } - ret = rfkill_register(toshiba_acpi.bt_rfk); + ret = rfkill_register(dev->bt_rfk); if (ret) { pr_err("unable to register rfkill device\n"); - rfkill_destroy(toshiba_acpi.bt_rfk); - toshiba_acpi_exit(); - return ret; + rfkill_destroy(dev->bt_rfk); + goto error; } } - toshiba_acpi.illumination_installed = 0; - if (toshiba_illumination_available()) { - if (!led_classdev_register(&(toshiba_acpi.p_dev->dev), - &toshiba_led)) - toshiba_acpi.illumination_installed = 1; + if (toshiba_illumination_available(dev)) { + dev->led_dev.name = "toshiba::illumination"; + dev->led_dev.max_brightness = 1; + dev->led_dev.brightness_set = toshiba_illumination_set; + dev->led_dev.brightness_get = toshiba_illumination_get; + if (!led_classdev_register(&acpi_dev->dev, &dev->led_dev)) + dev->illumination_supported = 1; } + /* Determine whether or not BIOS supports fan and video interfaces */ + + ret = get_video_status(dev, &dummy); + dev->video_supported = !ret; + + ret = get_fan_status(dev, &dummy); + dev->fan_supported = !ret; + + create_toshiba_proc_entries(dev); + return 0; + +error: + toshiba_acpi_remove(acpi_dev, 0); + return ret; +} + +static void toshiba_acpi_notify(struct acpi_device *acpi_dev, u32 event) +{ + struct toshiba_acpi_dev *dev = acpi_driver_data(acpi_dev); + u32 hci_result, value; + + if (event != 0x80) + return; + do { + hci_read1(dev, HCI_SYSTEM_EVENT, &value, &hci_result); + if (hci_result == HCI_SUCCESS) { + if (value == 0x100) + continue; + /* act on key press; ignore key release */ + if (value & 0x80) + continue; + + if (!sparse_keymap_report_event(dev->hotkey_dev, + value, 1, true)) { + pr_info("Unknown key %x\n", + value); + } + } else if (hci_result == HCI_NOT_SUPPORTED) { + /* This is a workaround for an unresolved issue on + * some machines where system events sporadically + * become disabled. */ + hci_write1(dev, HCI_SYSTEM_EVENT, 1, &hci_result); + pr_notice("Re-enabled hotkeys\n"); + } + } while (hci_result != HCI_EMPTY); +} + + +static struct acpi_driver toshiba_acpi_driver = { + .name = "Toshiba ACPI driver", + .owner = THIS_MODULE, + .ids = toshiba_device_ids, + .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS, + .ops = { + .add = toshiba_acpi_add, + .remove = toshiba_acpi_remove, + .notify = toshiba_acpi_notify, + }, +}; + +static int __init toshiba_acpi_init(void) +{ + int ret; + + toshiba_proc_dir = proc_mkdir(PROC_TOSHIBA, acpi_root_dir); + if (!toshiba_proc_dir) { + pr_err("Unable to create proc dir " PROC_TOSHIBA "\n"); + return -ENODEV; + } + + ret = acpi_bus_register_driver(&toshiba_acpi_driver); + if (ret) { + pr_err("Failed to register ACPI driver: %d\n", ret); + remove_proc_entry(PROC_TOSHIBA, acpi_root_dir); + } + + return ret; +} + +static void __exit toshiba_acpi_exit(void) +{ + acpi_bus_unregister_driver(&toshiba_acpi_driver); + if (toshiba_proc_dir) + remove_proc_entry(PROC_TOSHIBA, acpi_root_dir); } module_init(toshiba_acpi_init); diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c index f23d5a84e7b1..9b88be42b6cd 100644 --- a/drivers/platform/x86/wmi.c +++ b/drivers/platform/x86/wmi.c @@ -754,9 +754,13 @@ static void wmi_free_devices(void) struct wmi_block *wblock, *next; /* Delete devices for all the GUIDs */ - list_for_each_entry_safe(wblock, next, &wmi_block_list, list) + list_for_each_entry_safe(wblock, next, &wmi_block_list, list) { + list_del(&wblock->list); if (wblock->dev.class) device_unregister(&wblock->dev); + else + kfree(wblock); + } } static bool guid_already_parsed(const char *guid_string) |
