diff options
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/platform/x86/classmate-laptop.c | 31 | ||||
| -rw-r--r-- | drivers/platform/x86/compal-laptop.c | 247 | ||||
| -rw-r--r-- | drivers/platform/x86/dell-laptop.c | 256 | ||||
| -rw-r--r-- | drivers/platform/x86/hp-wmi.c | 1 | ||||
| -rw-r--r-- | drivers/platform/x86/toshiba_acpi.c | 206 |
6 files changed, 550 insertions, 192 deletions
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index f526e735c5ab..6848f213eb53 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -79,6 +79,7 @@ config DELL_LAPTOP depends on BACKLIGHT_CLASS_DEVICE depends on RFKILL || RFKILL = n depends on POWER_SUPPLY + depends on SERIO_I8042 default n ---help--- This driver adds support for rfkill and backlight control to Dell diff --git a/drivers/platform/x86/classmate-laptop.c b/drivers/platform/x86/classmate-laptop.c index ed90082cdf1d..8cb20e45bad6 100644 --- a/drivers/platform/x86/classmate-laptop.c +++ b/drivers/platform/x86/classmate-laptop.c @@ -34,6 +34,11 @@ struct cmpc_accel { #define CMPC_ACCEL_SENSITIVITY_DEFAULT 5 +#define CMPC_ACCEL_HID "ACCE0000" +#define CMPC_TABLET_HID "TBLT0000" +#define CMPC_BL_HID "IPML200" +#define CMPC_KEYS_HID "FnBT0000" + /* * Generic input device code. */ @@ -282,10 +287,9 @@ static int cmpc_accel_remove(struct acpi_device *acpi, int type) } static const struct acpi_device_id cmpc_accel_device_ids[] = { - {"ACCE0000", 0}, + {CMPC_ACCEL_HID, 0}, {"", 0} }; -MODULE_DEVICE_TABLE(acpi, cmpc_accel_device_ids); static struct acpi_driver cmpc_accel_acpi_driver = { .owner = THIS_MODULE, @@ -366,10 +370,9 @@ static int cmpc_tablet_resume(struct acpi_device *acpi) } static const struct acpi_device_id cmpc_tablet_device_ids[] = { - {"TBLT0000", 0}, + {CMPC_TABLET_HID, 0}, {"", 0} }; -MODULE_DEVICE_TABLE(acpi, cmpc_tablet_device_ids); static struct acpi_driver cmpc_tablet_acpi_driver = { .owner = THIS_MODULE, @@ -477,17 +480,16 @@ static int cmpc_bl_remove(struct acpi_device *acpi, int type) return 0; } -static const struct acpi_device_id cmpc_device_ids[] = { - {"IPML200", 0}, +static const struct acpi_device_id cmpc_bl_device_ids[] = { + {CMPC_BL_HID, 0}, {"", 0} }; -MODULE_DEVICE_TABLE(acpi, cmpc_device_ids); static struct acpi_driver cmpc_bl_acpi_driver = { .owner = THIS_MODULE, .name = "cmpc", .class = "cmpc", - .ids = cmpc_device_ids, + .ids = cmpc_bl_device_ids, .ops = { .add = cmpc_bl_add, .remove = cmpc_bl_remove @@ -540,10 +542,9 @@ static int cmpc_keys_remove(struct acpi_device *acpi, int type) } static const struct acpi_device_id cmpc_keys_device_ids[] = { - {"FnBT0000", 0}, + {CMPC_KEYS_HID, 0}, {"", 0} }; -MODULE_DEVICE_TABLE(acpi, cmpc_keys_device_ids); static struct acpi_driver cmpc_keys_acpi_driver = { .owner = THIS_MODULE, @@ -607,3 +608,13 @@ static void cmpc_exit(void) module_init(cmpc_init); module_exit(cmpc_exit); + +static const struct acpi_device_id cmpc_device_ids[] = { + {CMPC_ACCEL_HID, 0}, + {CMPC_TABLET_HID, 0}, + {CMPC_BL_HID, 0}, + {CMPC_KEYS_HID, 0}, + {"", 0} +}; + +MODULE_DEVICE_TABLE(acpi, cmpc_device_ids); diff --git a/drivers/platform/x86/compal-laptop.c b/drivers/platform/x86/compal-laptop.c index 1a387e79f719..2740b40aad9b 100644 --- a/drivers/platform/x86/compal-laptop.c +++ b/drivers/platform/x86/compal-laptop.c @@ -26,17 +26,8 @@ /* * comapl-laptop.c - Compal laptop support. * - * This driver exports a few files in /sys/devices/platform/compal-laptop/: - * - * wlan - wlan subsystem state: contains 0 or 1 (rw) - * - * bluetooth - Bluetooth subsystem state: contains 0 or 1 (rw) - * - * raw - raw value taken from embedded controller register (ro) - * - * In addition to these platform device attributes the driver - * registers itself in the Linux backlight control subsystem and is - * available to userspace under /sys/class/backlight/compal-laptop/. + * The driver registers itself with the rfkill subsystem and + * the Linux backlight control subsystem. * * This driver might work on other laptops produced by Compal. If you * want to try it you can pass force=1 as argument to the module which @@ -51,6 +42,7 @@ #include <linux/dmi.h> #include <linux/backlight.h> #include <linux/platform_device.h> +#include <linux/rfkill.h> #define COMPAL_DRIVER_VERSION "0.2.6" @@ -63,6 +55,10 @@ #define WLAN_MASK 0x01 #define BT_MASK 0x02 +static struct rfkill *wifi_rfkill; +static struct rfkill *bt_rfkill; +static struct platform_device *compal_device; + static int force; module_param(force, bool, 0); MODULE_PARM_DESC(force, "Force driver load, ignore DMI data"); @@ -88,65 +84,75 @@ static int get_lcd_level(void) return (int) result; } -static int set_wlan_state(int state) +static int compal_rfkill_set(void *data, bool blocked) { + unsigned long radio = (unsigned long) data; u8 result, value; ec_read(COMPAL_EC_COMMAND_WIRELESS, &result); - if ((result & KILLSWITCH_MASK) == 0) - return -EINVAL; - else { - if (state) - value = (u8) (result | WLAN_MASK); - else - value = (u8) (result & ~WLAN_MASK); - ec_write(COMPAL_EC_COMMAND_WIRELESS, value); - } + if (!blocked) + value = (u8) (result | radio); + else + value = (u8) (result & ~radio); + ec_write(COMPAL_EC_COMMAND_WIRELESS, value); return 0; } -static int set_bluetooth_state(int state) +static void compal_rfkill_poll(struct rfkill *rfkill, void *data) { - u8 result, value; + u8 result; + bool hw_blocked; ec_read(COMPAL_EC_COMMAND_WIRELESS, &result); - if ((result & KILLSWITCH_MASK) == 0) - return -EINVAL; - else { - if (state) - value = (u8) (result | BT_MASK); - else - value = (u8) (result & ~BT_MASK); - ec_write(COMPAL_EC_COMMAND_WIRELESS, value); - } - - return 0; + hw_blocked = !(result & KILLSWITCH_MASK); + rfkill_set_hw_state(rfkill, hw_blocked); } -static int get_wireless_state(int *wlan, int *bluetooth) +static const struct rfkill_ops compal_rfkill_ops = { + .poll = compal_rfkill_poll, + .set_block = compal_rfkill_set, +}; + +static int setup_rfkill(void) { - u8 result; + int ret; - ec_read(COMPAL_EC_COMMAND_WIRELESS, &result); + wifi_rfkill = rfkill_alloc("compal-wifi", &compal_device->dev, + RFKILL_TYPE_WLAN, &compal_rfkill_ops, + (void *) WLAN_MASK); + if (!wifi_rfkill) + return -ENOMEM; - if (wlan) { - if ((result & KILLSWITCH_MASK) == 0) - *wlan = 0; - else - *wlan = result & WLAN_MASK; - } + ret = rfkill_register(wifi_rfkill); + if (ret) + goto err_wifi; - if (bluetooth) { - if ((result & KILLSWITCH_MASK) == 0) - *bluetooth = 0; - else - *bluetooth = (result & BT_MASK) >> 1; + bt_rfkill = rfkill_alloc("compal-bluetooth", &compal_device->dev, + RFKILL_TYPE_BLUETOOTH, &compal_rfkill_ops, + (void *) BT_MASK); + if (!bt_rfkill) { + ret = -ENOMEM; + goto err_allocate_bt; } + ret = rfkill_register(bt_rfkill); + if (ret) + goto err_register_bt; return 0; + +err_register_bt: + rfkill_destroy(bt_rfkill); + +err_allocate_bt: + rfkill_unregister(wifi_rfkill); + +err_wifi: + rfkill_destroy(wifi_rfkill); + + return ret; } /* Backlight device stuff */ @@ -169,86 +175,6 @@ static struct backlight_ops compalbl_ops = { static struct backlight_device *compalbl_device; -/* Platform device */ - -static ssize_t show_wlan(struct device *dev, - struct device_attribute *attr, char *buf) -{ - int ret, enabled; - - ret = get_wireless_state(&enabled, NULL); - if (ret < 0) - return ret; - - return sprintf(buf, "%i\n", enabled); -} - -static ssize_t show_raw(struct device *dev, - struct device_attribute *attr, char *buf) -{ - u8 result; - - ec_read(COMPAL_EC_COMMAND_WIRELESS, &result); - - return sprintf(buf, "%i\n", result); -} - -static ssize_t show_bluetooth(struct device *dev, - struct device_attribute *attr, char *buf) -{ - int ret, enabled; - - ret = get_wireless_state(NULL, &enabled); - if (ret < 0) - return ret; - - return sprintf(buf, "%i\n", enabled); -} - -static ssize_t store_wlan_state(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int state, ret; - - if (sscanf(buf, "%i", &state) != 1 || (state < 0 || state > 1)) - return -EINVAL; - - ret = set_wlan_state(state); - if (ret < 0) - return ret; - - return count; -} - -static ssize_t store_bluetooth_state(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int state, ret; - - if (sscanf(buf, "%i", &state) != 1 || (state < 0 || state > 1)) - return -EINVAL; - - ret = set_bluetooth_state(state); - if (ret < 0) - return ret; - - return count; -} - -static DEVICE_ATTR(bluetooth, 0644, show_bluetooth, store_bluetooth_state); -static DEVICE_ATTR(wlan, 0644, show_wlan, store_wlan_state); -static DEVICE_ATTR(raw, 0444, show_raw, NULL); - -static struct attribute *compal_attributes[] = { - &dev_attr_bluetooth.attr, - &dev_attr_wlan.attr, - &dev_attr_raw.attr, - NULL -}; - -static struct attribute_group compal_attribute_group = { - .attrs = compal_attributes -}; static struct platform_driver compal_driver = { .driver = { @@ -257,8 +183,6 @@ static struct platform_driver compal_driver = { } }; -static struct platform_device *compal_device; - /* Initialization */ static int dmi_check_cb(const struct dmi_system_id *id) @@ -310,6 +234,47 @@ static struct dmi_system_id __initdata compal_dmi_table[] = { }, .callback = dmi_check_cb }, + { + .ident = "Dell Mini 9", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 910"), + }, + .callback = dmi_check_cb + }, + { + .ident = "Dell Mini 10", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1010"), + }, + .callback = dmi_check_cb + }, + { + .ident = "Dell Mini 10v", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1011"), + }, + .callback = dmi_check_cb + }, + { + .ident = "Dell Inspiron 11z", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1110"), + }, + .callback = dmi_check_cb + }, + { + .ident = "Dell Mini 12", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1210"), + }, + .callback = dmi_check_cb + }, + { } }; @@ -348,23 +313,21 @@ static int __init compal_init(void) ret = platform_device_add(compal_device); if (ret) - goto fail_platform_device1; + goto fail_platform_device; - ret = sysfs_create_group(&compal_device->dev.kobj, - &compal_attribute_group); + ret = setup_rfkill(); if (ret) - goto fail_platform_device2; + goto fail_rfkill; printk(KERN_INFO "compal-laptop: driver "COMPAL_DRIVER_VERSION " successfully loaded.\n"); return 0; -fail_platform_device2: - +fail_rfkill: platform_device_del(compal_device); -fail_platform_device1: +fail_platform_device: platform_device_put(compal_device); @@ -382,10 +345,13 @@ fail_backlight: static void __exit compal_cleanup(void) { - sysfs_remove_group(&compal_device->dev.kobj, &compal_attribute_group); platform_device_unregister(compal_device); platform_driver_unregister(&compal_driver); backlight_device_unregister(compalbl_device); + rfkill_unregister(wifi_rfkill); + rfkill_destroy(wifi_rfkill); + rfkill_unregister(bt_rfkill); + rfkill_destroy(bt_rfkill); printk(KERN_INFO "compal-laptop: driver unloaded.\n"); } @@ -403,3 +369,8 @@ MODULE_ALIAS("dmi:*:rnIFL90:rvrREFERENCE:*"); MODULE_ALIAS("dmi:*:rnIFL91:rvrIFT00:*"); MODULE_ALIAS("dmi:*:rnJFL92:rvrIFT00:*"); MODULE_ALIAS("dmi:*:rnIFT00:rvrIFT00:*"); +MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron910:*"); +MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1010:*"); +MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1011:*"); +MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1110:*"); +MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1210:*"); diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c index 3780994dc8f2..b7f4d2705916 100644 --- a/drivers/platform/x86/dell-laptop.c +++ b/drivers/platform/x86/dell-laptop.c @@ -22,6 +22,8 @@ #include <linux/rfkill.h> #include <linux/power_supply.h> #include <linux/acpi.h> +#include <linux/mm.h> +#include <linux/i8042.h> #include "../../firmware/dcdbas.h" #define BRIGHTNESS_TOKEN 0x7d @@ -79,9 +81,73 @@ static const struct dmi_system_id __initdata dell_device_table[] = { DMI_MATCH(DMI_CHASSIS_TYPE, "8"), }, }, + { + .ident = "Dell Computer Corporation", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"), + DMI_MATCH(DMI_CHASSIS_TYPE, "8"), + }, + }, { } }; +static struct dmi_system_id __devinitdata dell_blacklist[] = { + /* Supported by compal-laptop */ + { + .ident = "Dell Mini 9", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 910"), + }, + }, + { + .ident = "Dell Mini 10", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1010"), + }, + }, + { + .ident = "Dell Mini 10v", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1011"), + }, + }, + { + .ident = "Dell Inspiron 11z", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1110"), + }, + }, + { + .ident = "Dell Mini 12", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1210"), + }, + }, + {} +}; + +static struct calling_interface_buffer *buffer; +struct page *bufferpage; +DEFINE_MUTEX(buffer_mutex); + +static int hwswitch_state; + +static void get_buffer(void) +{ + mutex_lock(&buffer_mutex); + memset(buffer, 0, sizeof(struct calling_interface_buffer)); +} + +static void release_buffer(void) +{ + mutex_unlock(&buffer_mutex); +} + static void __init parse_da_table(const struct dmi_header *dm) { /* Final token is a terminator, so we don't want to copy it */ @@ -160,6 +226,8 @@ dell_send_request(struct calling_interface_buffer *buffer, int class, /* Derived from information in DellWirelessCtl.cpp: Class 17, select 11 is radio control. It returns an array of 32-bit values. + Input byte 0 = 0: Wireless information + result[0]: return code result[1]: Bit 0: Hardware switch supported @@ -180,33 +248,62 @@ dell_send_request(struct calling_interface_buffer *buffer, int class, Bits 20-31: Reserved result[2]: NVRAM size in bytes result[3]: NVRAM format version number + + Input byte 0 = 2: Wireless switch configuration + result[0]: return code + result[1]: + Bit 0: Wifi controlled by switch + Bit 1: Bluetooth controlled by switch + Bit 2: WWAN controlled by switch + Bits 3-6: Reserved + Bit 7: Wireless switch config locked + Bit 8: Wifi locator enabled + Bits 9-14: Reserved + Bit 15: Wifi locator setting locked + Bits 16-31: Reserved */ static int dell_rfkill_set(void *data, bool blocked) { - struct calling_interface_buffer buffer; int disable = blocked ? 1 : 0; unsigned long radio = (unsigned long)data; + int hwswitch_bit = (unsigned long)data - 1; + int ret = 0; + + get_buffer(); + dell_send_request(buffer, 17, 11); + + /* If the hardware switch controls this radio, and the hardware + switch is disabled, don't allow changing the software state */ + if ((hwswitch_state & BIT(hwswitch_bit)) && + !(buffer->output[1] & BIT(16))) { + ret = -EINVAL; + goto out; + } - memset(&buffer, 0, sizeof(struct calling_interface_buffer)); - buffer.input[0] = (1 | (radio<<8) | (disable << 16)); - dell_send_request(&buffer, 17, 11); + buffer->input[0] = (1 | (radio<<8) | (disable << 16)); + dell_send_request(buffer, 17, 11); - return 0; +out: + release_buffer(); + return ret; } static void dell_rfkill_query(struct rfkill *rfkill, void *data) { - struct calling_interface_buffer buffer; int status; int bit = (unsigned long)data + 16; + int hwswitch_bit = (unsigned long)data - 1; - memset(&buffer, 0, sizeof(struct calling_interface_buffer)); - dell_send_request(&buffer, 17, 11); - status = buffer.output[1]; + get_buffer(); + dell_send_request(buffer, 17, 11); + status = buffer->output[1]; + release_buffer(); rfkill_set_sw_state(rfkill, !!(status & BIT(bit))); - rfkill_set_hw_state(rfkill, !(status & BIT(16))); + + if (hwswitch_state & (BIT(hwswitch_bit))) + rfkill_set_hw_state(rfkill, !(status & BIT(16))); } static const struct rfkill_ops dell_rfkill_ops = { @@ -214,15 +311,36 @@ static const struct rfkill_ops dell_rfkill_ops = { .query = dell_rfkill_query, }; +static void dell_update_rfkill(struct work_struct *ignored) +{ + if (wifi_rfkill) + dell_rfkill_query(wifi_rfkill, (void *)1); + if (bluetooth_rfkill) + dell_rfkill_query(bluetooth_rfkill, (void *)2); + if (wwan_rfkill) + dell_rfkill_query(wwan_rfkill, (void *)3); +} +static DECLARE_DELAYED_WORK(dell_rfkill_work, dell_update_rfkill); + + static int __init dell_setup_rfkill(void) { - struct calling_interface_buffer buffer; int status; int ret; - memset(&buffer, 0, sizeof(struct calling_interface_buffer)); - dell_send_request(&buffer, 17, 11); - status = buffer.output[1]; + if (dmi_check_system(dell_blacklist)) { + printk(KERN_INFO "dell-laptop: Blacklisted hardware detected - " + "not enabling rfkill\n"); + return 0; + } + + get_buffer(); + dell_send_request(buffer, 17, 11); + status = buffer->output[1]; + buffer->input[0] = 0x2; + dell_send_request(buffer, 17, 11); + hwswitch_state = buffer->output[1]; + release_buffer(); if ((status & (1<<2|1<<8)) == (1<<2|1<<8)) { wifi_rfkill = rfkill_alloc("dell-wifi", &platform_device->dev, @@ -298,39 +416,49 @@ static void dell_cleanup_rfkill(void) static int dell_send_intensity(struct backlight_device *bd) { - struct calling_interface_buffer buffer; + int ret = 0; - memset(&buffer, 0, sizeof(struct calling_interface_buffer)); - buffer.input[0] = find_token_location(BRIGHTNESS_TOKEN); - buffer.input[1] = bd->props.brightness; + get_buffer(); + buffer->input[0] = find_token_location(BRIGHTNESS_TOKEN); + buffer->input[1] = bd->props.brightness; - if (buffer.input[0] == -1) - return -ENODEV; + if (buffer->input[0] == -1) { + ret = -ENODEV; + goto out; + } if (power_supply_is_system_supplied() > 0) - dell_send_request(&buffer, 1, 2); + dell_send_request(buffer, 1, 2); else - dell_send_request(&buffer, 1, 1); + dell_send_request(buffer, 1, 1); +out: + release_buffer(); return 0; } static int dell_get_intensity(struct backlight_device *bd) { - struct calling_interface_buffer buffer; + int ret = 0; - memset(&buffer, 0, sizeof(struct calling_interface_buffer)); - buffer.input[0] = find_token_location(BRIGHTNESS_TOKEN); + get_buffer(); + buffer->input[0] = find_token_location(BRIGHTNESS_TOKEN); - if (buffer.input[0] == -1) - return -ENODEV; + if (buffer->input[0] == -1) { + ret = -ENODEV; + goto out; + } if (power_supply_is_system_supplied() > 0) - dell_send_request(&buffer, 0, 2); + dell_send_request(buffer, 0, 2); else - dell_send_request(&buffer, 0, 1); + dell_send_request(buffer, 0, 1); - return buffer.output[1]; +out: + release_buffer(); + if (ret) + return ret; + return buffer->output[1]; } static struct backlight_ops dell_ops = { @@ -338,9 +466,32 @@ static struct backlight_ops dell_ops = { .update_status = dell_send_intensity, }; +bool dell_laptop_i8042_filter(unsigned char data, unsigned char str, + struct serio *port) +{ + static bool extended; + + if (str & 0x20) + return false; + + if (unlikely(data == 0xe0)) { + extended = true; + return false; + } else if (unlikely(extended)) { + switch (data) { + case 0x8: + schedule_delayed_work(&dell_rfkill_work, + round_jiffies_relative(HZ)); + break; + } + extended = false; + } + + return false; +} + static int __init dell_init(void) { - struct calling_interface_buffer buffer; int max_intensity = 0; int ret; @@ -366,6 +517,17 @@ static int __init dell_init(void) if (ret) goto fail_platform_device2; + /* + * Allocate buffer below 4GB for SMI data--only 32-bit physical addr + * is passed to SMI handler. + */ + bufferpage = alloc_page(GFP_KERNEL | GFP_DMA32); + + if (!bufferpage) + goto fail_buffer; + buffer = page_address(bufferpage); + mutex_init(&buffer_mutex); + ret = dell_setup_rfkill(); if (ret) { @@ -373,6 +535,13 @@ static int __init dell_init(void) goto fail_rfkill; } + ret = i8042_install_filter(dell_laptop_i8042_filter); + if (ret) { + printk(KERN_WARNING + "dell-laptop: Unable to install key filter\n"); + goto fail_filter; + } + #ifdef CONFIG_ACPI /* In the event of an ACPI backlight being available, don't * register the platform controller. @@ -381,13 +550,13 @@ static int __init dell_init(void) return 0; #endif - memset(&buffer, 0, sizeof(struct calling_interface_buffer)); - buffer.input[0] = find_token_location(BRIGHTNESS_TOKEN); - - if (buffer.input[0] != -1) { - dell_send_request(&buffer, 0, 2); - max_intensity = buffer.output[3]; + get_buffer(); + buffer->input[0] = find_token_location(BRIGHTNESS_TOKEN); + if (buffer->input[0] != -1) { + dell_send_request(buffer, 0, 2); + max_intensity = buffer->output[3]; } + release_buffer(); if (max_intensity) { dell_backlight_device = backlight_device_register( @@ -410,8 +579,12 @@ static int __init dell_init(void) return 0; fail_backlight: + i8042_remove_filter(dell_laptop_i8042_filter); +fail_filter: dell_cleanup_rfkill(); fail_rfkill: + free_page((unsigned long)bufferpage); +fail_buffer: platform_device_del(platform_device); fail_platform_device2: platform_device_put(platform_device); @@ -424,8 +597,16 @@ fail_platform_driver: static void __exit dell_exit(void) { + cancel_delayed_work_sync(&dell_rfkill_work); + i8042_remove_filter(dell_laptop_i8042_filter); backlight_device_unregister(dell_backlight_device); dell_cleanup_rfkill(); + if (platform_device) { + platform_device_del(platform_device); + platform_driver_unregister(&platform_driver); + } + kfree(da_tokens); + free_page((unsigned long)buffer); } module_init(dell_init); @@ -435,3 +616,4 @@ MODULE_AUTHOR("Matthew Garrett <mjg@redhat.com>"); MODULE_DESCRIPTION("Dell laptop driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS("dmi:*svnDellInc.:*:ct8:*"); +MODULE_ALIAS("dmi:*svnDellComputerCorporation.:*:ct8:*"); diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c index ad4c414dbfbc..3aa57da8b43b 100644 --- a/drivers/platform/x86/hp-wmi.c +++ b/drivers/platform/x86/hp-wmi.c @@ -89,6 +89,7 @@ static struct key_entry hp_wmi_keymap[] = { {KE_KEY, 0x20e6, KEY_PROG1}, {KE_KEY, 0x2142, KEY_MEDIA}, {KE_KEY, 0x213b, KEY_INFO}, + {KE_KEY, 0x2169, KEY_DIRECTION}, {KE_KEY, 0x231b, KEY_HELP}, {KE_END, 0} }; diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c index 77bf5d8f893a..26c211724acf 100644 --- a/drivers/platform/x86/toshiba_acpi.c +++ b/drivers/platform/x86/toshiba_acpi.c @@ -46,6 +46,7 @@ #include <linux/backlight.h> #include <linux/platform_device.h> #include <linux/rfkill.h> +#include <linux/input.h> #include <asm/uaccess.h> @@ -62,9 +63,10 @@ MODULE_LICENSE("GPL"); /* Toshiba ACPI method paths */ #define METHOD_LCD_BRIGHTNESS "\\_SB_.PCI0.VGA_.LCD_._BCM" -#define METHOD_HCI_1 "\\_SB_.VALD.GHCI" -#define METHOD_HCI_2 "\\_SB_.VALZ.GHCI" +#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 * @@ -116,6 +118,36 @@ static const struct acpi_device_id toshiba_device_ids[] = { }; MODULE_DEVICE_TABLE(acpi, toshiba_device_ids); +struct key_entry { + char type; + u16 code; + u16 keycode; +}; + +enum {KE_KEY, KE_END}; + +static struct key_entry toshiba_acpi_keymap[] = { + {KE_KEY, 0x101, KEY_MUTE}, + {KE_KEY, 0x13b, KEY_COFFEE}, + {KE_KEY, 0x13c, KEY_BATTERY}, + {KE_KEY, 0x13d, KEY_SLEEP}, + {KE_KEY, 0x13e, KEY_SUSPEND}, + {KE_KEY, 0x13f, KEY_SWITCHVIDEOMODE}, + {KE_KEY, 0x140, KEY_BRIGHTNESSDOWN}, + {KE_KEY, 0x141, KEY_BRIGHTNESSUP}, + {KE_KEY, 0x142, KEY_WLAN}, + {KE_KEY, 0x143, KEY_PROG1}, + {KE_KEY, 0xb05, KEY_PROG2}, + {KE_KEY, 0xb06, KEY_WWW}, + {KE_KEY, 0xb07, KEY_MAIL}, + {KE_KEY, 0xb30, KEY_STOP}, + {KE_KEY, 0xb31, KEY_PREVIOUSSONG}, + {KE_KEY, 0xb32, KEY_NEXTSONG}, + {KE_KEY, 0xb33, KEY_PLAYPAUSE}, + {KE_KEY, 0xb5a, KEY_MEDIA}, + {KE_END, 0, 0}, +}; + /* utility */ @@ -251,6 +283,8 @@ static acpi_status hci_read2(u32 reg, u32 *out1, u32 *out2, u32 *result) struct toshiba_acpi_dev { struct platform_device *p_dev; struct rfkill *bt_rfk; + struct input_dev *hotkey_dev; + acpi_handle handle; const char *bt_name; @@ -711,8 +745,159 @@ static struct backlight_ops toshiba_backlight_data = { .update_status = set_lcd_status, }; +static struct key_entry *toshiba_acpi_get_entry_by_scancode(int code) +{ + struct key_entry *key; + + for (key = toshiba_acpi_keymap; key->type != KE_END; key++) + if (code == key->code) + return key; + + return NULL; +} + +static struct key_entry *toshiba_acpi_get_entry_by_keycode(int code) +{ + struct key_entry *key; + + for (key = toshiba_acpi_keymap; key->type != KE_END; key++) + if (code == key->keycode && key->type == KE_KEY) + return key; + + return NULL; +} + +static int toshiba_acpi_getkeycode(struct input_dev *dev, int scancode, + int *keycode) +{ + struct key_entry *key = toshiba_acpi_get_entry_by_scancode(scancode); + + if (key && key->type == KE_KEY) { + *keycode = key->keycode; + return 0; + } + + return -EINVAL; +} + +static int toshiba_acpi_setkeycode(struct input_dev *dev, int scancode, + int keycode) +{ + struct key_entry *key; + int old_keycode; + + if (keycode < 0 || keycode > KEY_MAX) + return -EINVAL; + + key = toshiba_acpi_get_entry_by_scancode(scancode); + if (key && key->type == KE_KEY) { + old_keycode = key->keycode; + key->keycode = keycode; + set_bit(keycode, dev->keybit); + if (!toshiba_acpi_get_entry_by_keycode(old_keycode)) + clear_bit(old_keycode, dev->keybit); + return 0; + } + + return -EINVAL; +} + +static void toshiba_acpi_notify(acpi_handle handle, u32 event, void *context) +{ + u32 hci_result, value; + struct key_entry *key; + + if (event != 0x80) + return; + do { + hci_read1(HCI_SYSTEM_EVENT, &value, &hci_result); + if (hci_result == HCI_SUCCESS) { + if (value == 0x100) + continue; + else if (value & 0x80) { + key = toshiba_acpi_get_entry_by_scancode + (value & ~0x80); + if (!key) { + printk(MY_INFO "Unknown key %x\n", + value & ~0x80); + continue; + } + input_report_key(toshiba_acpi.hotkey_dev, + key->keycode, 1); + input_sync(toshiba_acpi.hotkey_dev); + input_report_key(toshiba_acpi.hotkey_dev, + key->keycode, 0); + input_sync(toshiba_acpi.hotkey_dev); + } + } 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); + printk(MY_NOTICE "Re-enabled hotkeys\n"); + } + } while (hci_result != HCI_EMPTY); +} + +static int toshiba_acpi_setup_keyboard(char *device) +{ + acpi_status status; + acpi_handle handle; + int result; + const struct key_entry *key; + + status = acpi_get_handle(NULL, device, &handle); + if (ACPI_FAILURE(status)) { + printk(MY_INFO "Unable to get notification device\n"); + return -ENODEV; + } + + toshiba_acpi.handle = handle; + + status = acpi_evaluate_object(handle, "ENAB", NULL, NULL); + if (ACPI_FAILURE(status)) { + printk(MY_INFO "Unable to enable hotkeys\n"); + return -ENODEV; + } + + status = acpi_install_notify_handler(handle, ACPI_DEVICE_NOTIFY, + toshiba_acpi_notify, NULL); + if (ACPI_FAILURE(status)) { + printk(MY_INFO "Unable to install hotkey notification\n"); + return -ENODEV; + } + + toshiba_acpi.hotkey_dev = input_allocate_device(); + if (!toshiba_acpi.hotkey_dev) { + printk(MY_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; + toshiba_acpi.hotkey_dev->getkeycode = toshiba_acpi_getkeycode; + toshiba_acpi.hotkey_dev->setkeycode = toshiba_acpi_setkeycode; + + for (key = toshiba_acpi_keymap; key->type != KE_END; key++) { + set_bit(EV_KEY, toshiba_acpi.hotkey_dev->evbit); + set_bit(key->keycode, toshiba_acpi.hotkey_dev->keybit); + } + + result = input_register_device(toshiba_acpi.hotkey_dev); + if (result) { + printk(MY_INFO "Unable to register input device\n"); + return result; + } + + return 0; +} + static void toshiba_acpi_exit(void) { + if (toshiba_acpi.hotkey_dev) + input_unregister_device(toshiba_acpi.hotkey_dev); + if (toshiba_acpi.bt_rfk) { rfkill_unregister(toshiba_acpi.bt_rfk); rfkill_destroy(toshiba_acpi.bt_rfk); @@ -726,6 +911,9 @@ static void toshiba_acpi_exit(void) if (toshiba_proc_dir) remove_proc_entry(PROC_TOSHIBA, acpi_root_dir); + acpi_remove_notify_handler(toshiba_acpi.handle, ACPI_DEVICE_NOTIFY, + toshiba_acpi_notify); + platform_device_unregister(toshiba_acpi.p_dev); return; @@ -742,11 +930,15 @@ static int __init toshiba_acpi_init(void) return -ENODEV; /* simple device detection: look for HCI method */ - if (is_valid_acpi_path(METHOD_HCI_1)) - method_hci = METHOD_HCI_1; - else if (is_valid_acpi_path(METHOD_HCI_2)) - method_hci = METHOD_HCI_2; - else + 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)) + printk(MY_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)) + printk(MY_INFO "Unable to activate hotkeys\n"); + } else return -ENODEV; printk(MY_INFO "Toshiba Laptop ACPI Extras version %s\n", |