diff options
Diffstat (limited to 'drivers/platform/x86/acer-wmi.c')
| -rw-r--r-- | drivers/platform/x86/acer-wmi.c | 128 |
1 files changed, 78 insertions, 50 deletions
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c index ad3d099bf5c..ac4e7f83ce6 100644 --- a/drivers/platform/x86/acer-wmi.c +++ b/drivers/platform/x86/acer-wmi.c @@ -22,6 +22,8 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> @@ -46,12 +48,6 @@ MODULE_AUTHOR("Carlos Corbacho"); MODULE_DESCRIPTION("Acer Laptop WMI Extras Driver"); MODULE_LICENSE("GPL"); -#define ACER_LOGPREFIX "acer-wmi: " -#define ACER_ERR KERN_ERR ACER_LOGPREFIX -#define ACER_NOTICE KERN_NOTICE ACER_LOGPREFIX -#define ACER_INFO KERN_INFO ACER_LOGPREFIX -#define ACER_WARNING KERN_WARNING ACER_LOGPREFIX - /* * Magic Number * Meaning is unknown - this number is required for writing to ACPI for AMW0 @@ -84,7 +80,7 @@ MODULE_LICENSE("GPL"); #define AMW0_GUID1 "67C3371D-95A3-4C37-BB61-DD47B491DAAB" #define AMW0_GUID2 "431F16ED-0C2B-444C-B267-27DEB140CF9C" #define WMID_GUID1 "6AF4F258-B401-42FD-BE91-3D4AC2D7C0D3" -#define WMID_GUID2 "95764E09-FB56-4e83-B31A-37761F60994A" +#define WMID_GUID2 "95764E09-FB56-4E83-B31A-37761F60994A" #define WMID_GUID3 "61EF69EA-865C-4BC3-A502-A0DEBA0CB531" /* @@ -93,7 +89,7 @@ MODULE_LICENSE("GPL"); #define ACERWMID_EVENT_GUID "676AA15E-6A47-4D9F-A2CC-1E6D18D14026" MODULE_ALIAS("wmi:67C3371D-95A3-4C37-BB61-DD47B491DAAB"); -MODULE_ALIAS("wmi:6AF4F258-B401-42fd-BE91-3D4AC2D7C0D3"); +MODULE_ALIAS("wmi:6AF4F258-B401-42FD-BE91-3D4AC2D7C0D3"); MODULE_ALIAS("wmi:676AA15E-6A47-4D9F-A2CC-1E6D18D14026"); enum acer_wmi_event_ids { @@ -108,7 +104,7 @@ static const struct key_entry acer_wmi_keymap[] = { {KE_KEY, 0x23, {KEY_PROG3} }, /* P_Key */ {KE_KEY, 0x24, {KEY_PROG4} }, /* Social networking_Key */ {KE_KEY, 0x64, {KEY_SWITCHVIDEOMODE} }, /* Display Switch */ - {KE_KEY, 0x82, {KEY_F22} }, /* Touch Pad On/Off */ + {KE_KEY, 0x82, {KEY_TOUCHPAD_TOGGLE} }, /* Touch Pad On/Off */ {KE_END, 0} }; @@ -221,6 +217,7 @@ struct acer_debug { static struct rfkill *wireless_rfkill; static struct rfkill *bluetooth_rfkill; static struct rfkill *threeg_rfkill; +static bool rfkill_inited; /* Each low-level interface must define at least some of the following */ struct wmi_interface { @@ -845,7 +842,7 @@ static void type_aa_dmi_decode(const struct dmi_header *header, void *dummy) has_type_aa = true; type_aa = (struct hotkey_function_type_aa *) header; - printk(ACER_INFO "Function bitmap for Communication Button: 0x%x\n", + pr_info("Function bitmap for Communication Button: 0x%x\n", type_aa->commun_func_bitmap); if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_WIRELESS) @@ -991,6 +988,7 @@ static int __devinit acer_led_init(struct device *dev) static void acer_led_exit(void) { + set_u32(LED_OFF, ACER_CAP_MAILLED); led_classdev_unregister(&mail_led); } @@ -1031,11 +1029,12 @@ static int __devinit acer_backlight_init(struct device *dev) struct backlight_device *bd; memset(&props, 0, sizeof(struct backlight_properties)); + props.type = BACKLIGHT_PLATFORM; props.max_brightness = max_brightness; bd = backlight_device_register("acer-wmi", dev, NULL, &acer_bl_ops, &props); if (IS_ERR(bd)) { - printk(ACER_ERR "Could not register Acer backlight device\n"); + pr_err("Could not register Acer backlight device\n"); acer_backlight_device = NULL; return PTR_ERR(bd); } @@ -1082,8 +1081,7 @@ static acpi_status wmid3_get_device_status(u32 *value, u16 device) return AE_ERROR; } if (obj->buffer.length != 8) { - printk(ACER_WARNING "Unknown buffer length %d\n", - obj->buffer.length); + pr_warning("Unknown buffer length %d\n", obj->buffer.length); kfree(obj); return AE_ERROR; } @@ -1092,7 +1090,7 @@ static acpi_status wmid3_get_device_status(u32 *value, u16 device) kfree(obj); if (return_value.error_code || return_value.ec_return_value) - printk(ACER_WARNING "Get Device Status failed: " + pr_warning("Get Device Status failed: " "0x%x - 0x%x\n", return_value.error_code, return_value.ec_return_value); else @@ -1160,9 +1158,13 @@ static int acer_rfkill_set(void *data, bool blocked) { acpi_status status; u32 cap = (unsigned long)data; - status = set_u32(!blocked, cap); - if (ACPI_FAILURE(status)) - return -ENODEV; + + if (rfkill_inited) { + status = set_u32(!blocked, cap); + if (ACPI_FAILURE(status)) + return -ENODEV; + } + return 0; } @@ -1186,14 +1188,16 @@ static struct rfkill *acer_rfkill_register(struct device *dev, return ERR_PTR(-ENOMEM); status = get_device_status(&state, cap); - if (ACPI_SUCCESS(status)) - rfkill_init_sw_state(rfkill_dev, !state); err = rfkill_register(rfkill_dev); if (err) { rfkill_destroy(rfkill_dev); return ERR_PTR(err); } + + if (ACPI_SUCCESS(status)) + rfkill_set_sw_state(rfkill_dev, !state); + return rfkill_dev; } @@ -1228,14 +1232,19 @@ static int acer_rfkill_init(struct device *dev) } } - schedule_delayed_work(&acer_rfkill_work, round_jiffies_relative(HZ)); + rfkill_inited = true; + + if (ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) + schedule_delayed_work(&acer_rfkill_work, + round_jiffies_relative(HZ)); return 0; } static void acer_rfkill_exit(void) { - cancel_delayed_work_sync(&acer_rfkill_work); + if (ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) + cancel_delayed_work_sync(&acer_rfkill_work); rfkill_unregister(wireless_rfkill); rfkill_destroy(wireless_rfkill); @@ -1308,7 +1317,7 @@ static void acer_wmi_notify(u32 value, void *context) status = wmi_get_event_data(value, &response); if (status != AE_OK) { - printk(ACER_WARNING "bad event status 0x%x\n", status); + pr_warning("bad event status 0x%x\n", status); return; } @@ -1317,14 +1326,12 @@ static void acer_wmi_notify(u32 value, void *context) if (!obj) return; if (obj->type != ACPI_TYPE_BUFFER) { - printk(ACER_WARNING "Unknown response received %d\n", - obj->type); + pr_warning("Unknown response received %d\n", obj->type); kfree(obj); return; } if (obj->buffer.length != 8) { - printk(ACER_WARNING "Unknown buffer length %d\n", - obj->buffer.length); + pr_warning("Unknown buffer length %d\n", obj->buffer.length); kfree(obj); return; } @@ -1334,13 +1341,26 @@ static void acer_wmi_notify(u32 value, void *context) switch (return_value.function) { case WMID_HOTKEY_EVENT: + if (return_value.device_state) { + u16 device_state = return_value.device_state; + pr_debug("deivces states: 0x%x\n", device_state); + if (has_cap(ACER_CAP_WIRELESS)) + rfkill_set_sw_state(wireless_rfkill, + !(device_state & ACER_WMID3_GDS_WIRELESS)); + if (has_cap(ACER_CAP_BLUETOOTH)) + rfkill_set_sw_state(bluetooth_rfkill, + !(device_state & ACER_WMID3_GDS_BLUETOOTH)); + if (has_cap(ACER_CAP_THREEG)) + rfkill_set_sw_state(threeg_rfkill, + !(device_state & ACER_WMID3_GDS_THREEG)); + } if (!sparse_keymap_report_event(acer_wmi_input_dev, return_value.key_num, 1, true)) - printk(ACER_WARNING "Unknown key number - 0x%x\n", + pr_warning("Unknown key number - 0x%x\n", return_value.key_num); break; default: - printk(ACER_WARNING "Unknown function number - %d - %d\n", + pr_warning("Unknown function number - %d - %d\n", return_value.function, return_value.key_num); break; } @@ -1369,8 +1389,7 @@ wmid3_set_lm_mode(struct lm_input_params *params, return AE_ERROR; } if (obj->buffer.length != 4) { - printk(ACER_WARNING "Unknown buffer length %d\n", - obj->buffer.length); + pr_warning("Unknown buffer length %d\n", obj->buffer.length); kfree(obj); return AE_ERROR; } @@ -1395,11 +1414,11 @@ static int acer_wmi_enable_ec_raw(void) status = wmid3_set_lm_mode(¶ms, &return_value); if (return_value.error_code || return_value.ec_return_value) - printk(ACER_WARNING "Enabling EC raw mode failed: " + pr_warning("Enabling EC raw mode failed: " "0x%x - 0x%x\n", return_value.error_code, return_value.ec_return_value); else - printk(ACER_INFO "Enabled EC raw mode"); + pr_info("Enabled EC raw mode"); return status; } @@ -1418,7 +1437,7 @@ static int acer_wmi_enable_lm(void) status = wmid3_set_lm_mode(¶ms, &return_value); if (return_value.error_code || return_value.ec_return_value) - printk(ACER_WARNING "Enabling Launch Manager failed: " + pr_warning("Enabling Launch Manager failed: " "0x%x - 0x%x\n", return_value.error_code, return_value.ec_return_value); @@ -1552,6 +1571,7 @@ pm_message_t state) if (has_cap(ACER_CAP_MAILLED)) { get_u32(&value, ACER_CAP_MAILLED); + set_u32(LED_OFF, ACER_CAP_MAILLED); data->mailled = value; } @@ -1579,6 +1599,17 @@ static int acer_platform_resume(struct platform_device *device) return 0; } +static void acer_platform_shutdown(struct platform_device *device) +{ + struct acer_data *data = &interface->data; + + if (!data) + return; + + if (has_cap(ACER_CAP_MAILLED)) + set_u32(LED_OFF, ACER_CAP_MAILLED); +} + static struct platform_driver acer_platform_driver = { .driver = { .name = "acer-wmi", @@ -1588,6 +1619,7 @@ static struct platform_driver acer_platform_driver = { .remove = acer_platform_remove, .suspend = acer_platform_suspend, .resume = acer_platform_resume, + .shutdown = acer_platform_shutdown, }; static struct platform_device *acer_platform_device; @@ -1635,7 +1667,7 @@ static int create_debugfs(void) { interface->debug.root = debugfs_create_dir("acer-wmi", NULL); if (!interface->debug.root) { - printk(ACER_ERR "Failed to create debugfs directory"); + pr_err("Failed to create debugfs directory"); return -ENOMEM; } @@ -1656,11 +1688,10 @@ static int __init acer_wmi_init(void) { int err; - printk(ACER_INFO "Acer Laptop ACPI-WMI Extras\n"); + pr_info("Acer Laptop ACPI-WMI Extras\n"); if (dmi_check_system(acer_blacklist)) { - printk(ACER_INFO "Blacklisted hardware detected - " - "not loading\n"); + pr_info("Blacklisted hardware detected - not loading\n"); return -ENODEV; } @@ -1677,12 +1708,11 @@ static int __init acer_wmi_init(void) if (wmi_has_guid(WMID_GUID2) && interface) { if (ACPI_FAILURE(WMID_set_capabilities())) { - printk(ACER_ERR "Unable to detect available WMID " - "devices\n"); + pr_err("Unable to detect available WMID devices\n"); return -ENODEV; } } else if (!wmi_has_guid(WMID_GUID2) && interface) { - printk(ACER_ERR "No WMID device detection method found\n"); + pr_err("No WMID device detection method found\n"); return -ENODEV; } @@ -1690,8 +1720,7 @@ static int __init acer_wmi_init(void) interface = &AMW0_interface; if (ACPI_FAILURE(AMW0_set_capabilities())) { - printk(ACER_ERR "Unable to detect available AMW0 " - "devices\n"); + pr_err("Unable to detect available AMW0 devices\n"); return -ENODEV; } } @@ -1700,8 +1729,7 @@ static int __init acer_wmi_init(void) AMW0_find_mailled(); if (!interface) { - printk(ACER_INFO "No or unsupported WMI interface, unable to " - "load\n"); + pr_err("No or unsupported WMI interface, unable to load\n"); return -ENODEV; } @@ -1709,22 +1737,22 @@ static int __init acer_wmi_init(void) if (acpi_video_backlight_support() && has_cap(ACER_CAP_BRIGHTNESS)) { interface->capability &= ~ACER_CAP_BRIGHTNESS; - printk(ACER_INFO "Brightness must be controlled by " + pr_info("Brightness must be controlled by " "generic video driver\n"); } if (wmi_has_guid(WMID_GUID3)) { if (ec_raw_mode) { if (ACPI_FAILURE(acer_wmi_enable_ec_raw())) { - printk(ACER_ERR "Cannot enable EC raw mode\n"); + pr_err("Cannot enable EC raw mode\n"); return -ENODEV; } } else if (ACPI_FAILURE(acer_wmi_enable_lm())) { - printk(ACER_ERR "Cannot enable Launch Manager mode\n"); + pr_err("Cannot enable Launch Manager mode\n"); return -ENODEV; } } else if (ec_raw_mode) { - printk(ACER_INFO "No WMID EC raw mode enable method\n"); + pr_info("No WMID EC raw mode enable method\n"); } if (wmi_has_guid(ACERWMID_EVENT_GUID)) { @@ -1735,7 +1763,7 @@ static int __init acer_wmi_init(void) err = platform_driver_register(&acer_platform_driver); if (err) { - printk(ACER_ERR "Unable to register platform driver.\n"); + pr_err("Unable to register platform driver.\n"); goto error_platform_register; } @@ -1790,7 +1818,7 @@ static void __exit acer_wmi_exit(void) platform_device_unregister(acer_platform_device); platform_driver_unregister(&acer_platform_driver); - printk(ACER_INFO "Acer Laptop WMI Extras unloaded\n"); + pr_info("Acer Laptop WMI Extras unloaded\n"); return; } |