diff options
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/Kconfig | 11 | ||||
| -rw-r--r-- | drivers/platform/x86/Makefile | 1 | ||||
| -rw-r--r-- | drivers/platform/x86/asus_acpi.c | 6 | ||||
| -rw-r--r-- | drivers/platform/x86/compal-laptop.c | 9 | ||||
| -rw-r--r-- | drivers/platform/x86/dell-laptop.c | 7 | ||||
| -rw-r--r-- | drivers/platform/x86/hp-wmi.c | 64 | ||||
| -rw-r--r-- | drivers/platform/x86/ideapad_acpi.c | 306 | ||||
| -rw-r--r-- | drivers/platform/x86/intel_ips.c | 15 | ||||
| -rw-r--r-- | drivers/platform/x86/intel_rar_register.c | 2 | ||||
| -rw-r--r-- | drivers/platform/x86/intel_scu_ipc.c | 2 | ||||
| -rw-r--r-- | drivers/platform/x86/thinkpad_acpi.c | 171 |
11 files changed, 461 insertions, 133 deletions
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index 79baa6368f79..cff7cc2c1f02 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -219,6 +219,13 @@ config SONYPI_COMPAT ---help--- Build the sonypi driver compatibility code into the sony-laptop driver. +config IDEAPAD_ACPI + tristate "Lenovo IdeaPad ACPI Laptop Extras" + depends on ACPI + depends on RFKILL + help + This is a driver for the rfkill switches on Lenovo IdeaPad netbooks. + config THINKPAD_ACPI tristate "ThinkPad ACPI Laptop Extras" depends on ACPI @@ -479,10 +486,12 @@ config TOPSTAR_LAPTOP config ACPI_TOSHIBA tristate "Toshiba Laptop Extras" depends on ACPI + depends on LEDS_CLASS + depends on NEW_LEDS + depends on BACKLIGHT_CLASS_DEVICE depends on INPUT depends on RFKILL || RFKILL = n select INPUT_POLLDEV - select BACKLIGHT_CLASS_DEVICE ---help--- This driver adds support for access to certain system settings on "legacy free" Toshiba laptops. These laptops can be recognized by diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile index 4744c7744ffa..85fb2b84f57e 100644 --- a/drivers/platform/x86/Makefile +++ b/drivers/platform/x86/Makefile @@ -15,6 +15,7 @@ obj-$(CONFIG_ACERHDF) += acerhdf.o obj-$(CONFIG_HP_WMI) += hp-wmi.o obj-$(CONFIG_TC1100_WMI) += tc1100-wmi.o obj-$(CONFIG_SONY_LAPTOP) += sony-laptop.o +obj-$(CONFIG_IDEAPAD_ACPI) += ideapad_acpi.o obj-$(CONFIG_THINKPAD_ACPI) += thinkpad_acpi.o obj-$(CONFIG_FUJITSU_LAPTOP) += fujitsu-laptop.o obj-$(CONFIG_PANASONIC_LAPTOP) += panasonic-laptop.o diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c index e058c2ba2a15..ca05aefd03bf 100644 --- a/drivers/platform/x86/asus_acpi.c +++ b/drivers/platform/x86/asus_acpi.c @@ -938,10 +938,11 @@ static int set_brightness(int value) /* SPLV laptop */ if (hotk->methods->brightness_set) { if (!write_acpi_int(hotk->handle, hotk->methods->brightness_set, - value, NULL)) + value, NULL)) { printk(KERN_WARNING "Asus ACPI: Error changing brightness\n"); ret = -EIO; + } goto out; } @@ -953,10 +954,11 @@ static int set_brightness(int value) hotk->methods->brightness_down, NULL, NULL); (value > 0) ? value-- : value++; - if (ACPI_FAILURE(status)) + if (ACPI_FAILURE(status)) { printk(KERN_WARNING "Asus ACPI: Error changing brightness\n"); ret = -EIO; + } } out: return ret; diff --git a/drivers/platform/x86/compal-laptop.c b/drivers/platform/x86/compal-laptop.c index d071ce056322..097083cac413 100644 --- a/drivers/platform/x86/compal-laptop.c +++ b/drivers/platform/x86/compal-laptop.c @@ -841,6 +841,14 @@ static struct dmi_system_id __initdata compal_dmi_table[] = { .callback = dmi_check_cb }, { + .ident = "Dell Mini 1012", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1012"), + }, + .callback = dmi_check_cb + }, + { .ident = "Dell Inspiron 11z", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), @@ -1092,5 +1100,6 @@ MODULE_ALIAS("dmi:*:rnJHL90:rvrREFERENCE:*"); MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron910:*"); MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1010:*"); MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1011:*"); +MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1012:*"); 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 b41ed5cab3e7..4413975912e0 100644 --- a/drivers/platform/x86/dell-laptop.c +++ b/drivers/platform/x86/dell-laptop.c @@ -122,6 +122,13 @@ static struct dmi_system_id __devinitdata dell_blacklist[] = { }, }, { + .ident = "Dell Mini 1012", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1012"), + }, + }, + { .ident = "Dell Inspiron 11z", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c index f15516374987..c1741142a4cb 100644 --- a/drivers/platform/x86/hp-wmi.c +++ b/drivers/platform/x86/hp-wmi.c @@ -79,12 +79,13 @@ struct bios_args { u32 command; u32 commandtype; u32 datasize; - char *data; + u32 data; }; struct bios_return { u32 sigpass; u32 return_code; + u32 value; }; struct key_entry { @@ -148,7 +149,7 @@ static struct platform_driver hp_wmi_driver = { * buffer = kzalloc(128, GFP_KERNEL); * ret = hp_wmi_perform_query(0x7, 0, buffer, 128) */ -static int hp_wmi_perform_query(int query, int write, char *buffer, +static int hp_wmi_perform_query(int query, int write, u32 *buffer, int buffersize) { struct bios_return bios_return; @@ -159,7 +160,7 @@ static int hp_wmi_perform_query(int query, int write, char *buffer, .command = write ? 0x2 : 0x1, .commandtype = query, .datasize = buffersize, - .data = buffer, + .data = *buffer, }; struct acpi_buffer input = { sizeof(struct bios_args), &args }; struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; @@ -177,29 +178,14 @@ static int hp_wmi_perform_query(int query, int write, char *buffer, bios_return = *((struct bios_return *)obj->buffer.pointer); - if (bios_return.return_code) { - printk(KERN_WARNING PREFIX "Query %d returned %d\n", query, - bios_return.return_code); - kfree(obj); - return bios_return.return_code; - } - if (obj->buffer.length - sizeof(bios_return) > buffersize) { - kfree(obj); - return -EINVAL; - } - - memset(buffer, 0, buffersize); - memcpy(buffer, - ((char *)obj->buffer.pointer) + sizeof(struct bios_return), - obj->buffer.length - sizeof(bios_return)); - kfree(obj); + memcpy(buffer, &bios_return.value, sizeof(bios_return.value)); return 0; } static int hp_wmi_display_state(void) { - int state; - int ret = hp_wmi_perform_query(HPWMI_DISPLAY_QUERY, 0, (char *)&state, + int state = 0; + int ret = hp_wmi_perform_query(HPWMI_DISPLAY_QUERY, 0, &state, sizeof(state)); if (ret) return -EINVAL; @@ -208,8 +194,8 @@ static int hp_wmi_display_state(void) static int hp_wmi_hddtemp_state(void) { - int state; - int ret = hp_wmi_perform_query(HPWMI_HDDTEMP_QUERY, 0, (char *)&state, + int state = 0; + int ret = hp_wmi_perform_query(HPWMI_HDDTEMP_QUERY, 0, &state, sizeof(state)); if (ret) return -EINVAL; @@ -218,8 +204,8 @@ static int hp_wmi_hddtemp_state(void) static int hp_wmi_als_state(void) { - int state; - int ret = hp_wmi_perform_query(HPWMI_ALS_QUERY, 0, (char *)&state, + int state = 0; + int ret = hp_wmi_perform_query(HPWMI_ALS_QUERY, 0, &state, sizeof(state)); if (ret) return -EINVAL; @@ -228,8 +214,8 @@ static int hp_wmi_als_state(void) static int hp_wmi_dock_state(void) { - int state; - int ret = hp_wmi_perform_query(HPWMI_HARDWARE_QUERY, 0, (char *)&state, + int state = 0; + int ret = hp_wmi_perform_query(HPWMI_HARDWARE_QUERY, 0, &state, sizeof(state)); if (ret) @@ -240,8 +226,8 @@ static int hp_wmi_dock_state(void) static int hp_wmi_tablet_state(void) { - int state; - int ret = hp_wmi_perform_query(HPWMI_HARDWARE_QUERY, 0, (char *)&state, + int state = 0; + int ret = hp_wmi_perform_query(HPWMI_HARDWARE_QUERY, 0, &state, sizeof(state)); if (ret) return ret; @@ -256,7 +242,7 @@ static int hp_wmi_set_block(void *data, bool blocked) int ret; ret = hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 1, - (char *)&query, sizeof(query)); + &query, sizeof(query)); if (ret) return -EINVAL; return 0; @@ -268,10 +254,10 @@ static const struct rfkill_ops hp_wmi_rfkill_ops = { static bool hp_wmi_get_sw_state(enum hp_wmi_radio r) { - int wireless; + int wireless = 0; int mask; hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 0, - (char *)&wireless, sizeof(wireless)); + &wireless, sizeof(wireless)); /* TBD: Pass error */ mask = 0x200 << (r * 8); @@ -284,10 +270,10 @@ static bool hp_wmi_get_sw_state(enum hp_wmi_radio r) static bool hp_wmi_get_hw_state(enum hp_wmi_radio r) { - int wireless; + int wireless = 0; int mask; hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 0, - (char *)&wireless, sizeof(wireless)); + &wireless, sizeof(wireless)); /* TBD: Pass error */ mask = 0x800 << (r * 8); @@ -347,7 +333,7 @@ static ssize_t set_als(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { u32 tmp = simple_strtoul(buf, NULL, 10); - int ret = hp_wmi_perform_query(HPWMI_ALS_QUERY, 1, (char *)&tmp, + int ret = hp_wmi_perform_query(HPWMI_ALS_QUERY, 1, &tmp, sizeof(tmp)); if (ret) return -EINVAL; @@ -421,7 +407,7 @@ static void hp_wmi_notify(u32 value, void *context) static struct key_entry *key; union acpi_object *obj; u32 event_id, event_data; - int key_code, ret; + int key_code = 0, ret; u32 *location; acpi_status status; @@ -475,7 +461,7 @@ static void hp_wmi_notify(u32 value, void *context) break; case HPWMI_BEZEL_BUTTON: ret = hp_wmi_perform_query(HPWMI_HOTKEY_QUERY, 0, - (char *)&key_code, + &key_code, sizeof(key_code)); if (ret) break; @@ -578,9 +564,9 @@ static void cleanup_sysfs(struct platform_device *device) static int __devinit hp_wmi_bios_setup(struct platform_device *device) { int err; - int wireless; + int wireless = 0; - err = hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 0, (char *)&wireless, + err = hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 0, &wireless, sizeof(wireless)); if (err) return err; diff --git a/drivers/platform/x86/ideapad_acpi.c b/drivers/platform/x86/ideapad_acpi.c new file mode 100644 index 000000000000..798496353e8c --- /dev/null +++ b/drivers/platform/x86/ideapad_acpi.c @@ -0,0 +1,306 @@ +/* + * ideapad_acpi.c - Lenovo IdeaPad ACPI Extras + * + * Copyright © 2010 Intel Corporation + * Copyright © 2010 David Woodhouse <dwmw2@infradead.org> + * + * 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 + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/types.h> +#include <acpi/acpi_bus.h> +#include <acpi/acpi_drivers.h> +#include <linux/rfkill.h> + +#define IDEAPAD_DEV_CAMERA 0 +#define IDEAPAD_DEV_WLAN 1 +#define IDEAPAD_DEV_BLUETOOTH 2 +#define IDEAPAD_DEV_3G 3 +#define IDEAPAD_DEV_KILLSW 4 + +struct ideapad_private { + struct rfkill *rfk[5]; +}; + +static struct { + char *name; + int type; +} ideapad_rfk_data[] = { + /* camera has no rfkill */ + { "ideapad_wlan", RFKILL_TYPE_WLAN }, + { "ideapad_bluetooth", RFKILL_TYPE_BLUETOOTH }, + { "ideapad_3g", RFKILL_TYPE_WWAN }, + { "ideapad_killsw", RFKILL_TYPE_WLAN } +}; + +static int ideapad_dev_exists(int device) +{ + acpi_status status; + union acpi_object in_param; + struct acpi_object_list input = { 1, &in_param }; + struct acpi_buffer output; + union acpi_object out_obj; + + output.length = sizeof(out_obj); + output.pointer = &out_obj; + + in_param.type = ACPI_TYPE_INTEGER; + in_param.integer.value = device + 1; + + status = acpi_evaluate_object(NULL, "\\_SB_.DECN", &input, &output); + if (ACPI_FAILURE(status)) { + printk(KERN_WARNING "IdeaPAD \\_SB_.DECN method failed %d. Is this an IdeaPAD?\n", status); + return -ENODEV; + } + if (out_obj.type != ACPI_TYPE_INTEGER) { + printk(KERN_WARNING "IdeaPAD \\_SB_.DECN method returned unexpected type\n"); + return -ENODEV; + } + return out_obj.integer.value; +} + +static int ideapad_dev_get_state(int device) +{ + acpi_status status; + union acpi_object in_param; + struct acpi_object_list input = { 1, &in_param }; + struct acpi_buffer output; + union acpi_object out_obj; + + output.length = sizeof(out_obj); + output.pointer = &out_obj; + + in_param.type = ACPI_TYPE_INTEGER; + in_param.integer.value = device + 1; + + status = acpi_evaluate_object(NULL, "\\_SB_.GECN", &input, &output); + if (ACPI_FAILURE(status)) { + printk(KERN_WARNING "IdeaPAD \\_SB_.GECN method failed %d\n", status); + return -ENODEV; + } + if (out_obj.type != ACPI_TYPE_INTEGER) { + printk(KERN_WARNING "IdeaPAD \\_SB_.GECN method returned unexpected type\n"); + return -ENODEV; + } + return out_obj.integer.value; +} + +static int ideapad_dev_set_state(int device, int state) +{ + acpi_status status; + union acpi_object in_params[2]; + struct acpi_object_list input = { 2, in_params }; + + in_params[0].type = ACPI_TYPE_INTEGER; + in_params[0].integer.value = device + 1; + in_params[1].type = ACPI_TYPE_INTEGER; + in_params[1].integer.value = state; + + status = acpi_evaluate_object(NULL, "\\_SB_.SECN", &input, NULL); + if (ACPI_FAILURE(status)) { + printk(KERN_WARNING "IdeaPAD \\_SB_.SECN method failed %d\n", status); + return -ENODEV; + } + return 0; +} +static ssize_t show_ideapad_cam(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + int state = ideapad_dev_get_state(IDEAPAD_DEV_CAMERA); + if (state < 0) + return state; + + return sprintf(buf, "%d\n", state); +} + +static ssize_t store_ideapad_cam(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + int ret, state; + + if (!count) + return 0; + if (sscanf(buf, "%i", &state) != 1) + return -EINVAL; + ret = ideapad_dev_set_state(IDEAPAD_DEV_CAMERA, !!state); + if (ret < 0) + return ret; + return count; +} + +static DEVICE_ATTR(camera_power, 0644, show_ideapad_cam, store_ideapad_cam); + +static int ideapad_rfk_set(void *data, bool blocked) +{ + int device = (unsigned long)data; + + if (device == IDEAPAD_DEV_KILLSW) + return -EINVAL; + return ideapad_dev_set_state(device, !blocked); +} + +static struct rfkill_ops ideapad_rfk_ops = { + .set_block = ideapad_rfk_set, +}; + +static void ideapad_sync_rfk_state(struct acpi_device *adevice) +{ + struct ideapad_private *priv = dev_get_drvdata(&adevice->dev); + int hw_blocked = !ideapad_dev_get_state(IDEAPAD_DEV_KILLSW); + int i; + + rfkill_set_hw_state(priv->rfk[IDEAPAD_DEV_KILLSW], hw_blocked); + for (i = IDEAPAD_DEV_WLAN; i < IDEAPAD_DEV_KILLSW; i++) + if (priv->rfk[i]) + rfkill_set_hw_state(priv->rfk[i], hw_blocked); + if (hw_blocked) + return; + + for (i = IDEAPAD_DEV_WLAN; i < IDEAPAD_DEV_KILLSW; i++) + if (priv->rfk[i]) + rfkill_set_sw_state(priv->rfk[i], !ideapad_dev_get_state(i)); +} + +static int ideapad_register_rfkill(struct acpi_device *adevice, int dev) +{ + struct ideapad_private *priv = dev_get_drvdata(&adevice->dev); + int ret; + + priv->rfk[dev] = rfkill_alloc(ideapad_rfk_data[dev-1].name, &adevice->dev, + ideapad_rfk_data[dev-1].type, &ideapad_rfk_ops, + (void *)(long)dev); + if (!priv->rfk[dev]) + return -ENOMEM; + + ret = rfkill_register(priv->rfk[dev]); + if (ret) { + rfkill_destroy(priv->rfk[dev]); + return ret; + } + return 0; +} + +static void ideapad_unregister_rfkill(struct acpi_device *adevice, int dev) +{ + struct ideapad_private *priv = dev_get_drvdata(&adevice->dev); + + if (!priv->rfk[dev]) + return; + + rfkill_unregister(priv->rfk[dev]); + rfkill_destroy(priv->rfk[dev]); +} + +static const struct acpi_device_id ideapad_device_ids[] = { + { "VPC2004", 0}, + { "", 0}, +}; +MODULE_DEVICE_TABLE(acpi, ideapad_device_ids); + +static int ideapad_acpi_add(struct acpi_device *adevice) +{ + int i; + int devs_present[5]; + struct ideapad_private *priv; + + for (i = IDEAPAD_DEV_CAMERA; i < IDEAPAD_DEV_KILLSW; i++) { + devs_present[i] = ideapad_dev_exists(i); + if (devs_present[i] < 0) + return devs_present[i]; + } + + /* The hardware switch is always present */ + devs_present[IDEAPAD_DEV_KILLSW] = 1; + + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + if (devs_present[IDEAPAD_DEV_CAMERA]) { + int ret = device_create_file(&adevice->dev, &dev_attr_camera_power); + if (ret) { + kfree(priv); + return ret; + } + } + + dev_set_drvdata(&adevice->dev, priv); + for (i = IDEAPAD_DEV_WLAN; i <= IDEAPAD_DEV_KILLSW; i++) { + if (!devs_present[i]) + continue; + + ideapad_register_rfkill(adevice, i); + } + ideapad_sync_rfk_state(adevice); + return 0; +} + +static int ideapad_acpi_remove(struct acpi_device *adevice, int type) +{ + struct ideapad_private *priv = dev_get_drvdata(&adevice->dev); + int i; + + device_remove_file(&adevice->dev, &dev_attr_camera_power); + + for (i = IDEAPAD_DEV_WLAN; i <= IDEAPAD_DEV_KILLSW; i++) + ideapad_unregister_rfkill(adevice, i); + + dev_set_drvdata(&adevice->dev, NULL); + kfree(priv); + return 0; +} + +static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event) +{ + ideapad_sync_rfk_state(adevice); +} + +static struct acpi_driver ideapad_acpi_driver = { + .name = "ideapad_acpi", + .class = "IdeaPad", + .ids = ideapad_device_ids, + .ops.add = ideapad_acpi_add, + .ops.remove = ideapad_acpi_remove, + .ops.notify = ideapad_acpi_notify, + .owner = THIS_MODULE, +}; + + +static int __init ideapad_acpi_module_init(void) +{ + acpi_bus_register_driver(&ideapad_acpi_driver); + + return 0; +} + + +static void __exit ideapad_acpi_module_exit(void) +{ + acpi_bus_unregister_driver(&ideapad_acpi_driver); + +} + +MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>"); +MODULE_DESCRIPTION("IdeaPad ACPI Extras"); +MODULE_LICENSE("GPL"); + +module_init(ideapad_acpi_module_init); +module_exit(ideapad_acpi_module_exit); diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c index afe82e50dfea..9024480a8228 100644 --- a/drivers/platform/x86/intel_ips.c +++ b/drivers/platform/x86/intel_ips.c @@ -1342,8 +1342,10 @@ static struct ips_mcp_limits *ips_detect_cpu(struct ips_driver *ips) limits = &ips_lv_limits; else if (strstr(boot_cpu_data.x86_model_id, "CPU U")) limits = &ips_ulv_limits; - else + else { dev_info(&ips->dev->dev, "No CPUID match found.\n"); + goto out; + } rdmsrl(TURBO_POWER_CURRENT_LIMIT, turbo_power); tdp = turbo_power & TURBO_TDP_MASK; @@ -1432,6 +1434,12 @@ static int ips_probe(struct pci_dev *dev, const struct pci_device_id *id) spin_lock_init(&ips->turbo_status_lock); + ret = pci_enable_device(dev); + if (ret) { + dev_err(&dev->dev, "can't enable PCI device, aborting\n"); + goto error_free; + } + if (!pci_resource_start(dev, 0)) { dev_err(&dev->dev, "TBAR not assigned, aborting\n"); ret = -ENXIO; @@ -1444,11 +1452,6 @@ static int ips_probe(struct pci_dev *dev, const struct pci_device_id *id) goto error_free; } - ret = pci_enable_device(dev); - if (ret) { - dev_err(&dev->dev, "can't enable PCI device, aborting\n"); - goto error_free; - } ips->regmap = ioremap(pci_resource_start(dev, 0), pci_resource_len(dev, 0)); diff --git a/drivers/platform/x86/intel_rar_register.c b/drivers/platform/x86/intel_rar_register.c index 73f8e6d72669..2b11a33325e6 100644 --- a/drivers/platform/x86/intel_rar_register.c +++ b/drivers/platform/x86/intel_rar_register.c @@ -145,7 +145,7 @@ static void free_rar_device(struct rar_device *rar) */ static struct rar_device *_rar_to_device(int rar, int *off) { - if (rar >= 0 && rar <= 3) { + if (rar >= 0 && rar < MRST_NUM_RAR) { *off = rar; return &my_rar_device; } diff --git a/drivers/platform/x86/intel_scu_ipc.c b/drivers/platform/x86/intel_scu_ipc.c index 943f9084dcb1..6abe18e638e9 100644 --- a/drivers/platform/x86/intel_scu_ipc.c +++ b/drivers/platform/x86/intel_scu_ipc.c @@ -487,7 +487,7 @@ int intel_scu_ipc_i2c_cntrl(u32 addr, u32 *data) mdelay(1); *data = readl(ipcdev.i2c_base + I2C_DATA_ADDR); } else if (cmd == IPC_I2C_WRITE) { - writel(addr, ipcdev.i2c_base + I2C_DATA_ADDR); + writel(*data, ipcdev.i2c_base + I2C_DATA_ADDR); mdelay(1); writel(addr, ipcdev.i2c_base + IPC_I2C_CNTRL_ADDR); } else { diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 5d6119bed00c..e35ed128bdef 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -1911,6 +1911,17 @@ enum { /* hot key scan codes (derived from ACPI DSDT) */ TP_ACPI_HOTKEYSCAN_VOLUMEDOWN, TP_ACPI_HOTKEYSCAN_MUTE, TP_ACPI_HOTKEYSCAN_THINKPAD, + TP_ACPI_HOTKEYSCAN_UNK1, + TP_ACPI_HOTKEYSCAN_UNK2, + TP_ACPI_HOTKEYSCAN_UNK3, + TP_ACPI_HOTKEYSCAN_UNK4, + TP_ACPI_HOTKEYSCAN_UNK5, + TP_ACPI_HOTKEYSCAN_UNK6, + TP_ACPI_HOTKEYSCAN_UNK7, + TP_ACPI_HOTKEYSCAN_UNK8, + + /* Hotkey keymap size */ + TPACPI_HOTKEY_MAP_LEN }; enum { /* Keys/events available through NVRAM polling */ @@ -3082,6 +3093,8 @@ static const struct tpacpi_quirk tpacpi_hotkey_qtable[] __initconst = { TPACPI_Q_IBM('1', 'D', TPACPI_HK_Q_INIMASK), /* X22, X23, X24 */ }; +typedef u16 tpacpi_keymap_t[TPACPI_HOTKEY_MAP_LEN]; + static int __init hotkey_init(struct ibm_init_struct *iibm) { /* Requirements for changing the default keymaps: @@ -3113,9 +3126,17 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) * If the above is too much to ask, don't change the keymap. * Ask the thinkpad-acpi maintainer to do it, instead. */ - static u16 ibm_keycode_map[] __initdata = { + + enum keymap_index { + TPACPI_KEYMAP_IBM_GENERIC = 0, + TPACPI_KEYMAP_LENOVO_GENERIC, + }; + + static const tpacpi_keymap_t tpacpi_keymaps[] __initconst = { + /* Generic keymap for IBM ThinkPads */ + [TPACPI_KEYMAP_IBM_GENERIC] = { /* Scan Codes 0x00 to 0x0B: ACPI HKEY FN+F1..F12 */ - KEY_FN_F1, KEY_FN_F2, KEY_COFFEE, KEY_SLEEP, + KEY_FN_F1, KEY_BATTERY, KEY_COFFEE, KEY_SLEEP, KEY_WLAN, KEY_FN_F6, KEY_SWITCHVIDEOMODE, KEY_FN_F8, KEY_FN_F9, KEY_FN_F10, KEY_FN_F11, KEY_SUSPEND, @@ -3146,11 +3167,13 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) /* (assignments unknown, please report if found) */ KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, - }; - static u16 lenovo_keycode_map[] __initdata = { + }, + + /* Generic keymap for Lenovo ThinkPads */ + [TPACPI_KEYMAP_LENOVO_GENERIC] = { /* Scan Codes 0x00 to 0x0B: ACPI HKEY FN+F1..F12 */ KEY_FN_F1, KEY_COFFEE, KEY_BATTERY, KEY_SLEEP, - KEY_WLAN, KEY_FN_F6, KEY_SWITCHVIDEOMODE, KEY_FN_F8, + KEY_WLAN, KEY_CAMERA, KEY_SWITCHVIDEOMODE, KEY_FN_F8, KEY_FN_F9, KEY_FN_F10, KEY_FN_F11, KEY_SUSPEND, /* Scan codes 0x0C to 0x1F: Other ACPI HKEY hot keys */ @@ -3189,11 +3212,25 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) /* (assignments unknown, please report if found) */ KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, + }, + }; + + static const struct tpacpi_quirk tpacpi_keymap_qtable[] __initconst = { + /* Generic maps (fallback) */ + { + .vendor = PCI_VENDOR_ID_IBM, + .bios = TPACPI_MATCH_ANY, .ec = TPACPI_MATCH_ANY, + .quirks = TPACPI_KEYMAP_IBM_GENERIC, + }, + { + .vendor = PCI_VENDOR_ID_LENOVO, + .bios = TPACPI_MATCH_ANY, .ec = TPACPI_MATCH_ANY, + .quirks = TPACPI_KEYMAP_LENOVO_GENERIC, + }, }; -#define TPACPI_HOTKEY_MAP_LEN ARRAY_SIZE(ibm_keycode_map) -#define TPACPI_HOTKEY_MAP_SIZE sizeof(ibm_keycode_map) -#define TPACPI_HOTKEY_MAP_TYPESIZE sizeof(ibm_keycode_map[0]) +#define TPACPI_HOTKEY_MAP_SIZE sizeof(tpacpi_keymap_t) +#define TPACPI_HOTKEY_MAP_TYPESIZE sizeof(tpacpi_keymap_t[0]) int res, i; int status; @@ -3202,6 +3239,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) bool tabletsw_state = false; unsigned long quirks; + unsigned long keymap_id; vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY, "initializing hotkey subdriver\n"); @@ -3342,7 +3380,6 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) goto err_exit; /* Set up key map */ - hotkey_keycode_map = kmalloc(TPACPI_HOTKEY_MAP_SIZE, GFP_KERNEL); if (!hotkey_keycode_map) { @@ -3352,17 +3389,14 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) goto err_exit; } - if (tpacpi_is_lenovo()) { - dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY, - "using Lenovo default hot key map\n"); - memcpy(hotkey_keycode_map, &lenovo_keycode_map, - TPACPI_HOTKEY_MAP_SIZE); - } else { - dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY, - "using IBM default hot key map\n"); - memcpy(hotkey_keycode_map, &ibm_keycode_map, - TPACPI_HOTKEY_MAP_SIZE); - } + keymap_id = tpacpi_check_quirks(tpacpi_keymap_qtable, + ARRAY_SIZE(tpacpi_keymap_qtable)); + BUG_ON(keymap_id >= ARRAY_SIZE(tpacpi_keymaps)); + dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY, + "using keymap number %lu\n", keymap_id); + + memcpy(hotkey_keycode_map, &tpacpi_keymaps[keymap_id], + TPACPI_HOTKEY_MAP_SIZE); input_set_capability(tpacpi_inputdev, EV_MSC, MSC_SCAN); tpacpi_inputdev->keycodesize = TPACPI_HOTKEY_MAP_TYPESIZE; @@ -3469,7 +3503,8 @@ static bool hotkey_notify_hotkey(const u32 hkey, *send_acpi_ev = true; *ignore_acpi_ev = false; - if (scancode > 0 && scancode < 0x21) { + /* HKEY event 0x1001 is scancode 0x00 */ + if (scancode > 0 && scancode <= TPACPI_HOTKEY_MAP_LEN) { scancode--; if (!(hotkey_source_mask & (1 << scancode))) { tpacpi_input_send_key_masked(scancode); @@ -6080,13 +6115,18 @@ static struct backlight_ops ibm_backlight_data = { /* --------------------------------------------------------------------- */ +/* + * Call _BCL method of video device. On some ThinkPads this will + * switch the firmware to the ACPI brightness control mode. + */ + static int __init tpacpi_query_bcl_levels(acpi_handle handle) { struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *obj; int rc; - if (ACPI_SUCCESS(acpi_evaluate_object(handle, NULL, NULL, &buffer))) { + if (ACPI_SUCCESS(acpi_evaluate_object(handle, "_BCL", NULL, &buffer))) { obj = (union acpi_object *)buffer.pointer; if (!obj || (obj->type != ACPI_TYPE_PACKAGE)) { printk(TPACPI_ERR "Unknown _BCL data, " @@ -6103,55 +6143,22 @@ static int __init tpacpi_query_bcl_levels(acpi_handle handle) return rc; } -static acpi_status __init tpacpi_acpi_walk_find_bcl(acpi_handle handle, - u32 lvl, void *context, void **rv) -{ - char name[ACPI_PATH_SEGMENT_LENGTH]; - struct acpi_buffer buffer = { sizeof(name), &name }; - - if (ACPI_SUCCESS(acpi_get_name(handle, ACPI_SINGLE_NAME, &buffer)) && - !strncmp("_BCL", name, sizeof(name) - 1)) { - BUG_ON(!rv || !*rv); - **(int **)rv = tpacpi_query_bcl_levels(handle); - return AE_CTRL_TERMINATE; - } else { - return AE_OK; - } -} /* * Returns 0 (no ACPI _BCL or _BCL invalid), or size of brightness map */ static unsigned int __init tpacpi_check_std_acpi_brightness_support(void) { - int status; + acpi_handle video_device; int bcl_levels = 0; - void *bcl_ptr = &bcl_levels; - - if (!vid_handle) - TPACPI_ACPIHANDLE_INIT(vid); - - if (!vid_handle) - return 0; - - /* - * Search for a _BCL method, and execute it. This is safe on all - * ThinkPads, and as a side-effect, _BCL will place a Lenovo Vista - * BIOS in ACPI backlight control mode. We do NOT have to care - * about calling the _BCL method in an enabled video device, any - * will do for our purposes. - */ - status = acpi_walk_namespace(ACPI_TYPE_METHOD, vid_handle, 3, - tpacpi_acpi_walk_find_bcl, NULL, NULL, - &bcl_ptr); + tpacpi_acpi_handle_locate("video", ACPI_VIDEO_HID, &video_device); + if (video_device) + bcl_levels = tpacpi_query_bcl_levels(video_device); - if (ACPI_SUCCESS(status) && bcl_levels > 2) { - tp_features.bright_acpimode = 1; - return bcl_levels - 2; - } + tp_features.bright_acpimode = (bcl_levels > 0); - return 0; + return (bcl_levels > 2) ? (bcl_levels - 2) : 0; } /* @@ -6244,28 +6251,6 @@ static int __init brightness_init(struct ibm_init_struct *iibm) if (tp_features.bright_unkfw) return 1; - if (tp_features.bright_acpimode) { - if (acpi_video_backlight_support()) { - if (brightness_enable > 1) { - printk(TPACPI_NOTICE - "Standard ACPI backlight interface " - "available, not loading native one.\n"); - return 1; - } else if (brightness_enable == 1) { - printk(TPACPI_NOTICE - "Backlight control force enabled, even if standard " - "ACPI backlight interface is available\n"); - } - } else { - if (brightness_enable > 1) { - printk(TPACPI_NOTICE - "Standard ACPI backlight interface not " - "available, thinkpad_acpi native " - "brightness control enabled\n"); - } - } - } - if (!brightness_enable) { dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_BRGHT, "brightness support disabled by " @@ -6273,6 +6258,26 @@ static int __init brightness_init(struct ibm_init_struct *iibm) return 1; } + if (acpi_video_backlight_support()) { + if (brightness_enable > 1) { + printk(TPACPI_INFO + "Standard ACPI backlight interface " + "available, not loading native one.\n"); + return 1; + } else if (brightness_enable == 1) { + printk(TPACPI_WARN + "Cannot enable backlight brightness support, " + "ACPI is already handling it. Refer to the " + "acpi_backlight kernel parameter\n"); + return 1; + } + } else if (tp_features.bright_acpimode && brightness_enable > 1) { + printk(TPACPI_NOTICE + "Standard ACPI backlight interface not " + "available, thinkpad_acpi native " + "brightness control enabled\n"); + } + /* * Check for module parameter bogosity, note that we * init brightness_mode to TPACPI_BRGHT_MODE_MAX in order to be |