diff options
Diffstat (limited to 'drivers/platform')
19 files changed, 118 insertions, 99 deletions
diff --git a/drivers/platform/mellanox/mlxbf-pmc.c b/drivers/platform/mellanox/mlxbf-pmc.c index 36a00692347d..1135d2cf335c 100644 --- a/drivers/platform/mellanox/mlxbf-pmc.c +++ b/drivers/platform/mellanox/mlxbf-pmc.c @@ -15,6 +15,7 @@ #include <linux/hwmon.h> #include <linux/platform_device.h> #include <linux/string.h> +#include <linux/string_helpers.h> #include <uapi/linux/psci.h> #define MLXBF_PMC_WRITE_REG_32 0x82000009 @@ -713,7 +714,7 @@ static const struct mlxbf_pmc_events mlxbf_pmc_llt_events[] = { {101, "GDC_BANK0_HIT_DCL_PARTIAL"}, {102, "GDC_BANK0_EVICT_DCL"}, {103, "GDC_BANK0_G_RSE_PIPE_CACHE_DATA0"}, - {103, "GDC_BANK0_G_RSE_PIPE_CACHE_DATA1"}, + {104, "GDC_BANK0_G_RSE_PIPE_CACHE_DATA1"}, {105, "GDC_BANK0_ARB_STRB"}, {106, "GDC_BANK0_ARB_WAIT"}, {107, "GDC_BANK0_GGA_STRB"}, @@ -1104,7 +1105,7 @@ static int mlxbf_pmc_get_event_num(const char *blk, const char *evt) return -ENODEV; } -/* Get the event number given the name */ +/* Get the event name given the number */ static char *mlxbf_pmc_get_event_name(const char *blk, u32 evt) { const struct mlxbf_pmc_events *events; @@ -1666,6 +1667,7 @@ static ssize_t mlxbf_pmc_event_store(struct device *dev, attr, struct mlxbf_pmc_attribute, dev_attr); unsigned int blk_num, cnt_num; bool is_l3 = false; + char *evt_name; int evt_num; int err; @@ -1673,14 +1675,23 @@ static ssize_t mlxbf_pmc_event_store(struct device *dev, cnt_num = attr_event->index; if (isalpha(buf[0])) { + /* Remove the trailing newline character if present */ + evt_name = kstrdup_and_replace(buf, '\n', '\0', GFP_KERNEL); + if (!evt_name) + return -ENOMEM; + evt_num = mlxbf_pmc_get_event_num(pmc->block_name[blk_num], - buf); + evt_name); + kfree(evt_name); if (evt_num < 0) return -EINVAL; } else { err = kstrtouint(buf, 0, &evt_num); if (err < 0) return err; + + if (!mlxbf_pmc_get_event_name(pmc->block_name[blk_num], evt_num)) + return -EINVAL; } if (strstr(pmc->block_name[blk_num], "l3cache")) @@ -1761,13 +1772,14 @@ static ssize_t mlxbf_pmc_enable_store(struct device *dev, { struct mlxbf_pmc_attribute *attr_enable = container_of( attr, struct mlxbf_pmc_attribute, dev_attr); - unsigned int en, blk_num; + unsigned int blk_num; u32 word; int err; + bool en; blk_num = attr_enable->nr; - err = kstrtouint(buf, 0, &en); + err = kstrtobool(buf, &en); if (err < 0) return err; @@ -1787,14 +1799,11 @@ static ssize_t mlxbf_pmc_enable_store(struct device *dev, MLXBF_PMC_CRSPACE_PERFMON_CTL(pmc->block[blk_num].counters), MLXBF_PMC_WRITE_REG_32, word); } else { - if (en && en != 1) - return -EINVAL; - err = mlxbf_pmc_config_l3_counters(blk_num, false, !!en); if (err) return err; - if (en == 1) { + if (en) { err = mlxbf_pmc_config_l3_counters(blk_num, true, false); if (err) return err; diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c index aae99adb29eb..70c58c4c6c84 100644 --- a/drivers/platform/mellanox/mlxbf-tmfifo.c +++ b/drivers/platform/mellanox/mlxbf-tmfifo.c @@ -281,7 +281,8 @@ static int mlxbf_tmfifo_alloc_vrings(struct mlxbf_tmfifo *fifo, vring->align = SMP_CACHE_BYTES; vring->index = i; vring->vdev_id = tm_vdev->vdev.id.device; - vring->drop_desc.len = VRING_DROP_DESC_MAX_LEN; + vring->drop_desc.len = cpu_to_virtio32(&tm_vdev->vdev, + VRING_DROP_DESC_MAX_LEN); dev = &tm_vdev->vdev.dev; size = vring_size(vring->num, vring->align); diff --git a/drivers/platform/mellanox/mlxreg-lc.c b/drivers/platform/mellanox/mlxreg-lc.c index aee395bb48ae..8681ceb7144b 100644 --- a/drivers/platform/mellanox/mlxreg-lc.c +++ b/drivers/platform/mellanox/mlxreg-lc.c @@ -688,7 +688,7 @@ static int mlxreg_lc_completion_notify(void *handle, struct i2c_adapter *parent, if (regval & mlxreg_lc->data->mask) { mlxreg_lc->state |= MLXREG_LC_SYNCED; mlxreg_lc_state_update_locked(mlxreg_lc, MLXREG_LC_SYNCED, 1); - if (mlxreg_lc->state & ~MLXREG_LC_POWERED) { + if (!(mlxreg_lc->state & MLXREG_LC_POWERED)) { err = mlxreg_lc_power_on_off(mlxreg_lc, 1); if (err) goto mlxreg_lc_regmap_power_on_off_fail; diff --git a/drivers/platform/mellanox/nvsw-sn2201.c b/drivers/platform/mellanox/nvsw-sn2201.c index 0c047aa2345b..490001a9afd7 100644 --- a/drivers/platform/mellanox/nvsw-sn2201.c +++ b/drivers/platform/mellanox/nvsw-sn2201.c @@ -1088,7 +1088,7 @@ static int nvsw_sn2201_i2c_completion_notify(void *handle, int id) if (!nvsw_sn2201->main_mux_devs->adapter) { err = -ENODEV; dev_err(nvsw_sn2201->dev, "Failed to get adapter for bus %d\n", - nvsw_sn2201->cpld_devs->nr); + nvsw_sn2201->main_mux_devs->nr); goto i2c_get_adapter_main_fail; } diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile index 650dfbebb6c8..9a1884b03215 100644 --- a/drivers/platform/x86/Makefile +++ b/drivers/platform/x86/Makefile @@ -58,6 +58,8 @@ obj-$(CONFIG_X86_PLATFORM_DRIVERS_HP) += hp/ # Hewlett Packard Enterprise obj-$(CONFIG_UV_SYSFS) += uv_sysfs.o +obj-$(CONFIG_FW_ATTR_CLASS) += firmware_attributes_class.o + # IBM Thinkpad and Lenovo obj-$(CONFIG_IBM_RTL) += ibm_rtl.o obj-$(CONFIG_IDEAPAD_LAPTOP) += ideapad-laptop.o @@ -122,7 +124,6 @@ obj-$(CONFIG_SYSTEM76_ACPI) += system76_acpi.o obj-$(CONFIG_TOPSTAR_LAPTOP) += topstar-laptop.o # Platform drivers -obj-$(CONFIG_FW_ATTR_CLASS) += firmware_attributes_class.o obj-$(CONFIG_SERIAL_MULTI_INSTANTIATE) += serial-multi-instantiate.o obj-$(CONFIG_TOUCHSCREEN_DMI) += touchscreen_dmi.o obj-$(CONFIG_WIRELESS_HOTKEY) += wireless-hotkey.o diff --git a/drivers/platform/x86/amd/hsmp/hsmp.c b/drivers/platform/x86/amd/hsmp/hsmp.c index a3ac09a90de4..ab877112f4c8 100644 --- a/drivers/platform/x86/amd/hsmp/hsmp.c +++ b/drivers/platform/x86/amd/hsmp/hsmp.c @@ -99,7 +99,7 @@ static int __hsmp_send_message(struct hsmp_socket *sock, struct hsmp_message *ms short_sleep = jiffies + msecs_to_jiffies(HSMP_SHORT_SLEEP); timeout = jiffies + msecs_to_jiffies(HSMP_MSG_TIMEOUT); - while (time_before(jiffies, timeout)) { + while (true) { ret = sock->amd_hsmp_rdwr(sock, mbinfo->msg_resp_off, &mbox_status, HSMP_RD); if (ret) { dev_err(sock->dev, "Error %d reading mailbox status\n", ret); @@ -108,6 +108,10 @@ static int __hsmp_send_message(struct hsmp_socket *sock, struct hsmp_message *ms if (mbox_status != HSMP_STATUS_NOT_READY) break; + + if (!time_before(jiffies, timeout)) + break; + if (time_before(jiffies, short_sleep)) usleep_range(50, 100); else diff --git a/drivers/platform/x86/amd/pmc/pmc-quirks.c b/drivers/platform/x86/amd/pmc/pmc-quirks.c index 2e3f6fc67c56..7ed12c1d3b34 100644 --- a/drivers/platform/x86/amd/pmc/pmc-quirks.c +++ b/drivers/platform/x86/amd/pmc/pmc-quirks.c @@ -224,6 +224,15 @@ static const struct dmi_system_id fwbug_list[] = { DMI_MATCH(DMI_BOARD_NAME, "WUJIE14-GX4HRXL"), } }, + /* https://bugzilla.kernel.org/show_bug.cgi?id=220116 */ + { + .ident = "PCSpecialist Lafite Pro V 14M", + .driver_data = &quirk_spurious_8042, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "PCSpecialist"), + DMI_MATCH(DMI_PRODUCT_NAME, "Lafite Pro V 14M"), + } + }, {} }; diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c index 3f8b2a324efd..f84c3d03c1de 100644 --- a/drivers/platform/x86/asus-nb-wmi.c +++ b/drivers/platform/x86/asus-nb-wmi.c @@ -530,6 +530,15 @@ static const struct dmi_system_id asus_quirks[] = { }, .driver_data = &quirk_asus_zenbook_duo_kbd, }, + { + .callback = dmi_matched, + .ident = "ASUS Zenbook Duo UX8406CA", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "UX8406CA"), + }, + .driver_data = &quirk_asus_zenbook_duo_kbd, + }, {}, }; diff --git a/drivers/platform/x86/dell/alienware-wmi-wmax.c b/drivers/platform/x86/dell/alienware-wmi-wmax.c index eb5cbe6ae9e9..dbbb3bc341e3 100644 --- a/drivers/platform/x86/dell/alienware-wmi-wmax.c +++ b/drivers/platform/x86/dell/alienware-wmi-wmax.c @@ -205,6 +205,7 @@ static const struct dmi_system_id awcc_dmi_table[] __initconst = { }, .driver_data = &g_series_quirks, }, + {} }; enum WMAX_THERMAL_INFORMATION_OPERATIONS { diff --git a/drivers/platform/x86/dell/dell-wmi-sysman/dell-wmi-sysman.h b/drivers/platform/x86/dell/dell-wmi-sysman/dell-wmi-sysman.h index 3ad33a094588..817ee7ba07ca 100644 --- a/drivers/platform/x86/dell/dell-wmi-sysman/dell-wmi-sysman.h +++ b/drivers/platform/x86/dell/dell-wmi-sysman/dell-wmi-sysman.h @@ -89,6 +89,11 @@ extern struct wmi_sysman_priv wmi_priv; enum { ENUM, INT, STR, PO }; +#define ENUM_MIN_ELEMENTS 8 +#define INT_MIN_ELEMENTS 9 +#define STR_MIN_ELEMENTS 8 +#define PO_MIN_ELEMENTS 4 + enum { ATTR_NAME, DISPL_NAME_LANG_CODE, diff --git a/drivers/platform/x86/dell/dell-wmi-sysman/enum-attributes.c b/drivers/platform/x86/dell/dell-wmi-sysman/enum-attributes.c index 8cc212c85266..fc2f58b4cbc6 100644 --- a/drivers/platform/x86/dell/dell-wmi-sysman/enum-attributes.c +++ b/drivers/platform/x86/dell/dell-wmi-sysman/enum-attributes.c @@ -23,9 +23,10 @@ static ssize_t current_value_show(struct kobject *kobj, struct kobj_attribute *a obj = get_wmiobj_pointer(instance_id, DELL_WMI_BIOS_ENUMERATION_ATTRIBUTE_GUID); if (!obj) return -EIO; - if (obj->package.elements[CURRENT_VAL].type != ACPI_TYPE_STRING) { + if (obj->type != ACPI_TYPE_PACKAGE || obj->package.count < ENUM_MIN_ELEMENTS || + obj->package.elements[CURRENT_VAL].type != ACPI_TYPE_STRING) { kfree(obj); - return -EINVAL; + return -EIO; } ret = snprintf(buf, PAGE_SIZE, "%s\n", obj->package.elements[CURRENT_VAL].string.pointer); kfree(obj); diff --git a/drivers/platform/x86/dell/dell-wmi-sysman/int-attributes.c b/drivers/platform/x86/dell/dell-wmi-sysman/int-attributes.c index 951e75b538fa..735248064239 100644 --- a/drivers/platform/x86/dell/dell-wmi-sysman/int-attributes.c +++ b/drivers/platform/x86/dell/dell-wmi-sysman/int-attributes.c @@ -25,9 +25,10 @@ static ssize_t current_value_show(struct kobject *kobj, struct kobj_attribute *a obj = get_wmiobj_pointer(instance_id, DELL_WMI_BIOS_INTEGER_ATTRIBUTE_GUID); if (!obj) return -EIO; - if (obj->package.elements[CURRENT_VAL].type != ACPI_TYPE_INTEGER) { + if (obj->type != ACPI_TYPE_PACKAGE || obj->package.count < INT_MIN_ELEMENTS || + obj->package.elements[CURRENT_VAL].type != ACPI_TYPE_INTEGER) { kfree(obj); - return -EINVAL; + return -EIO; } ret = snprintf(buf, PAGE_SIZE, "%lld\n", obj->package.elements[CURRENT_VAL].integer.value); kfree(obj); diff --git a/drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c b/drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c index d8f1bf5e58a0..3167e06d416e 100644 --- a/drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c +++ b/drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c @@ -26,9 +26,10 @@ static ssize_t is_enabled_show(struct kobject *kobj, struct kobj_attribute *attr obj = get_wmiobj_pointer(instance_id, DELL_WMI_BIOS_PASSOBJ_ATTRIBUTE_GUID); if (!obj) return -EIO; - if (obj->package.elements[IS_PASS_SET].type != ACPI_TYPE_INTEGER) { + if (obj->type != ACPI_TYPE_PACKAGE || obj->package.count < PO_MIN_ELEMENTS || + obj->package.elements[IS_PASS_SET].type != ACPI_TYPE_INTEGER) { kfree(obj); - return -EINVAL; + return -EIO; } ret = snprintf(buf, PAGE_SIZE, "%lld\n", obj->package.elements[IS_PASS_SET].integer.value); kfree(obj); diff --git a/drivers/platform/x86/dell/dell-wmi-sysman/string-attributes.c b/drivers/platform/x86/dell/dell-wmi-sysman/string-attributes.c index c392f0ecf8b5..0d2c74f8d1aa 100644 --- a/drivers/platform/x86/dell/dell-wmi-sysman/string-attributes.c +++ b/drivers/platform/x86/dell/dell-wmi-sysman/string-attributes.c @@ -25,9 +25,10 @@ static ssize_t current_value_show(struct kobject *kobj, struct kobj_attribute *a obj = get_wmiobj_pointer(instance_id, DELL_WMI_BIOS_STRING_ATTRIBUTE_GUID); if (!obj) return -EIO; - if (obj->package.elements[CURRENT_VAL].type != ACPI_TYPE_STRING) { + if (obj->type != ACPI_TYPE_PACKAGE || obj->package.count < STR_MIN_ELEMENTS || + obj->package.elements[CURRENT_VAL].type != ACPI_TYPE_STRING) { kfree(obj); - return -EINVAL; + return -EIO; } ret = snprintf(buf, PAGE_SIZE, "%s\n", obj->package.elements[CURRENT_VAL].string.pointer); kfree(obj); diff --git a/drivers/platform/x86/dell/dell-wmi-sysman/sysman.c b/drivers/platform/x86/dell/dell-wmi-sysman/sysman.c index d00389b860e4..f5402b714657 100644 --- a/drivers/platform/x86/dell/dell-wmi-sysman/sysman.c +++ b/drivers/platform/x86/dell/dell-wmi-sysman/sysman.c @@ -407,10 +407,10 @@ static int init_bios_attributes(int attr_type, const char *guid) return retval; switch (attr_type) { - case ENUM: min_elements = 8; break; - case INT: min_elements = 9; break; - case STR: min_elements = 8; break; - case PO: min_elements = 4; break; + case ENUM: min_elements = ENUM_MIN_ELEMENTS; break; + case INT: min_elements = INT_MIN_ELEMENTS; break; + case STR: min_elements = STR_MIN_ELEMENTS; break; + case PO: min_elements = PO_MIN_ELEMENTS; break; default: pr_err("Error: Unknown attr_type: %d\n", attr_type); return -EINVAL; @@ -597,7 +597,7 @@ err_release_attributes_data: release_attributes_data(); err_destroy_classdev: - device_destroy(&firmware_attributes_class, MKDEV(0, 0)); + device_unregister(wmi_priv.class_dev); err_exit_bios_attr_pass_interface: exit_bios_attr_pass_interface(); @@ -611,7 +611,7 @@ err_exit_bios_attr_set_interface: static void __exit sysman_exit(void) { release_attributes_data(); - device_destroy(&firmware_attributes_class, MKDEV(0, 0)); + device_unregister(wmi_priv.class_dev); exit_bios_attr_set_interface(); exit_bios_attr_pass_interface(); } diff --git a/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c b/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c index 13237890fc92..5bfa7159f5bc 100644 --- a/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c +++ b/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c @@ -1034,7 +1034,7 @@ err_release_attributes_data: release_attributes_data(); err_destroy_classdev: - device_destroy(&firmware_attributes_class, MKDEV(0, 0)); + device_unregister(bioscfg_drv.class_dev); err_unregister_class: hp_exit_attr_set_interface(); @@ -1045,7 +1045,7 @@ err_unregister_class: static void __exit hp_exit(void) { release_attributes_data(); - device_destroy(&firmware_attributes_class, MKDEV(0, 0)); + device_unregister(bioscfg_drv.class_dev); hp_exit_attr_set_interface(); } diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c index b5e4da6a6779..edb9d2fb02ec 100644 --- a/drivers/platform/x86/ideapad-laptop.c +++ b/drivers/platform/x86/ideapad-laptop.c @@ -1669,7 +1669,7 @@ static int ideapad_kbd_bl_init(struct ideapad_private *priv) priv->kbd_bl.led.name = "platform::" LED_FUNCTION_KBD_BACKLIGHT; priv->kbd_bl.led.brightness_get = ideapad_kbd_bl_led_cdev_brightness_get; priv->kbd_bl.led.brightness_set_blocking = ideapad_kbd_bl_led_cdev_brightness_set; - priv->kbd_bl.led.flags = LED_BRIGHT_HW_CHANGED; + priv->kbd_bl.led.flags = LED_BRIGHT_HW_CHANGED | LED_RETAIN_AT_SHUTDOWN; err = led_classdev_register(&priv->platform_device->dev, &priv->kbd_bl.led); if (err) @@ -1728,7 +1728,7 @@ static int ideapad_fn_lock_led_init(struct ideapad_private *priv) priv->fn_lock.led.name = "platform::" LED_FUNCTION_FNLOCK; priv->fn_lock.led.brightness_get = ideapad_fn_lock_led_cdev_get; priv->fn_lock.led.brightness_set_blocking = ideapad_fn_lock_led_cdev_set; - priv->fn_lock.led.flags = LED_BRIGHT_HW_CHANGED; + priv->fn_lock.led.flags = LED_BRIGHT_HW_CHANGED | LED_RETAIN_AT_SHUTDOWN; err = led_classdev_register(&priv->platform_device->dev, &priv->fn_lock.led); if (err) diff --git a/drivers/platform/x86/think-lmi.c b/drivers/platform/x86/think-lmi.c index 00b1e7c79a3d..b73b84fdb15e 100644 --- a/drivers/platform/x86/think-lmi.c +++ b/drivers/platform/x86/think-lmi.c @@ -973,6 +973,7 @@ static const struct attribute_group auth_attr_group = { .is_visible = auth_attr_is_visible, .attrs = auth_attrs, }; +__ATTRIBUTE_GROUPS(auth_attr); /* ---- Attributes sysfs --------------------------------------------------------- */ static ssize_t display_name_show(struct kobject *kobj, struct kobj_attribute *attr, @@ -1188,6 +1189,7 @@ static const struct attribute_group tlmi_attr_group = { .is_visible = attr_is_visible, .attrs = tlmi_attrs, }; +__ATTRIBUTE_GROUPS(tlmi_attr); static void tlmi_attr_setting_release(struct kobject *kobj) { @@ -1207,11 +1209,13 @@ static void tlmi_pwd_setting_release(struct kobject *kobj) static const struct kobj_type tlmi_attr_setting_ktype = { .release = &tlmi_attr_setting_release, .sysfs_ops = &kobj_sysfs_ops, + .default_groups = tlmi_attr_groups, }; static const struct kobj_type tlmi_pwd_setting_ktype = { .release = &tlmi_pwd_setting_release, .sysfs_ops = &kobj_sysfs_ops, + .default_groups = auth_attr_groups, }; static ssize_t pending_reboot_show(struct kobject *kobj, struct kobj_attribute *attr, @@ -1380,21 +1384,18 @@ static struct kobj_attribute debug_cmd = __ATTR_WO(debug_cmd); /* ---- Initialisation --------------------------------------------------------- */ static void tlmi_release_attr(void) { - int i; + struct kobject *pos, *n; /* Attribute structures */ - for (i = 0; i < TLMI_SETTINGS_COUNT; i++) { - if (tlmi_priv.setting[i]) { - sysfs_remove_group(&tlmi_priv.setting[i]->kobj, &tlmi_attr_group); - kobject_put(&tlmi_priv.setting[i]->kobj); - } - } sysfs_remove_file(&tlmi_priv.attribute_kset->kobj, &pending_reboot.attr); sysfs_remove_file(&tlmi_priv.attribute_kset->kobj, &save_settings.attr); if (tlmi_priv.can_debug_cmd && debug_support) sysfs_remove_file(&tlmi_priv.attribute_kset->kobj, &debug_cmd.attr); + list_for_each_entry_safe(pos, n, &tlmi_priv.attribute_kset->list, entry) + kobject_put(pos); + kset_unregister(tlmi_priv.attribute_kset); /* Free up any saved signatures */ @@ -1402,19 +1403,8 @@ static void tlmi_release_attr(void) kfree(tlmi_priv.pwd_admin->save_signature); /* Authentication structures */ - sysfs_remove_group(&tlmi_priv.pwd_admin->kobj, &auth_attr_group); - kobject_put(&tlmi_priv.pwd_admin->kobj); - sysfs_remove_group(&tlmi_priv.pwd_power->kobj, &auth_attr_group); - kobject_put(&tlmi_priv.pwd_power->kobj); - - if (tlmi_priv.opcode_support) { - sysfs_remove_group(&tlmi_priv.pwd_system->kobj, &auth_attr_group); - kobject_put(&tlmi_priv.pwd_system->kobj); - sysfs_remove_group(&tlmi_priv.pwd_hdd->kobj, &auth_attr_group); - kobject_put(&tlmi_priv.pwd_hdd->kobj); - sysfs_remove_group(&tlmi_priv.pwd_nvme->kobj, &auth_attr_group); - kobject_put(&tlmi_priv.pwd_nvme->kobj); - } + list_for_each_entry_safe(pos, n, &tlmi_priv.authentication_kset->list, entry) + kobject_put(pos); kset_unregister(tlmi_priv.authentication_kset); } @@ -1455,6 +1445,14 @@ static int tlmi_sysfs_init(void) goto fail_device_created; } + tlmi_priv.authentication_kset = kset_create_and_add("authentication", NULL, + &tlmi_priv.class_dev->kobj); + if (!tlmi_priv.authentication_kset) { + kset_unregister(tlmi_priv.attribute_kset); + ret = -ENOMEM; + goto fail_device_created; + } + for (i = 0; i < TLMI_SETTINGS_COUNT; i++) { /* Check if index is a valid setting - skip if it isn't */ if (!tlmi_priv.setting[i]) @@ -1471,12 +1469,8 @@ static int tlmi_sysfs_init(void) /* Build attribute */ tlmi_priv.setting[i]->kobj.kset = tlmi_priv.attribute_kset; - ret = kobject_add(&tlmi_priv.setting[i]->kobj, NULL, - "%s", tlmi_priv.setting[i]->display_name); - if (ret) - goto fail_create_attr; - - ret = sysfs_create_group(&tlmi_priv.setting[i]->kobj, &tlmi_attr_group); + ret = kobject_init_and_add(&tlmi_priv.setting[i]->kobj, &tlmi_attr_setting_ktype, + NULL, "%s", tlmi_priv.setting[i]->display_name); if (ret) goto fail_create_attr; } @@ -1496,55 +1490,34 @@ static int tlmi_sysfs_init(void) } /* Create authentication entries */ - tlmi_priv.authentication_kset = kset_create_and_add("authentication", NULL, - &tlmi_priv.class_dev->kobj); - if (!tlmi_priv.authentication_kset) { - ret = -ENOMEM; - goto fail_create_attr; - } tlmi_priv.pwd_admin->kobj.kset = tlmi_priv.authentication_kset; - ret = kobject_add(&tlmi_priv.pwd_admin->kobj, NULL, "%s", "Admin"); - if (ret) - goto fail_create_attr; - - ret = sysfs_create_group(&tlmi_priv.pwd_admin->kobj, &auth_attr_group); + ret = kobject_init_and_add(&tlmi_priv.pwd_admin->kobj, &tlmi_pwd_setting_ktype, + NULL, "%s", "Admin"); if (ret) goto fail_create_attr; tlmi_priv.pwd_power->kobj.kset = tlmi_priv.authentication_kset; - ret = kobject_add(&tlmi_priv.pwd_power->kobj, NULL, "%s", "Power-on"); - if (ret) - goto fail_create_attr; - - ret = sysfs_create_group(&tlmi_priv.pwd_power->kobj, &auth_attr_group); + ret = kobject_init_and_add(&tlmi_priv.pwd_power->kobj, &tlmi_pwd_setting_ktype, + NULL, "%s", "Power-on"); if (ret) goto fail_create_attr; if (tlmi_priv.opcode_support) { tlmi_priv.pwd_system->kobj.kset = tlmi_priv.authentication_kset; - ret = kobject_add(&tlmi_priv.pwd_system->kobj, NULL, "%s", "System"); - if (ret) - goto fail_create_attr; - - ret = sysfs_create_group(&tlmi_priv.pwd_system->kobj, &auth_attr_group); + ret = kobject_init_and_add(&tlmi_priv.pwd_system->kobj, &tlmi_pwd_setting_ktype, + NULL, "%s", "System"); if (ret) goto fail_create_attr; tlmi_priv.pwd_hdd->kobj.kset = tlmi_priv.authentication_kset; - ret = kobject_add(&tlmi_priv.pwd_hdd->kobj, NULL, "%s", "HDD"); - if (ret) - goto fail_create_attr; - - ret = sysfs_create_group(&tlmi_priv.pwd_hdd->kobj, &auth_attr_group); + ret = kobject_init_and_add(&tlmi_priv.pwd_hdd->kobj, &tlmi_pwd_setting_ktype, + NULL, "%s", "HDD"); if (ret) goto fail_create_attr; tlmi_priv.pwd_nvme->kobj.kset = tlmi_priv.authentication_kset; - ret = kobject_add(&tlmi_priv.pwd_nvme->kobj, NULL, "%s", "NVMe"); - if (ret) - goto fail_create_attr; - - ret = sysfs_create_group(&tlmi_priv.pwd_nvme->kobj, &auth_attr_group); + ret = kobject_init_and_add(&tlmi_priv.pwd_nvme->kobj, &tlmi_pwd_setting_ktype, + NULL, "%s", "NVMe"); if (ret) goto fail_create_attr; } @@ -1554,7 +1527,7 @@ static int tlmi_sysfs_init(void) fail_create_attr: tlmi_release_attr(); fail_device_created: - device_destroy(&firmware_attributes_class, MKDEV(0, 0)); + device_unregister(tlmi_priv.class_dev); fail_class_created: return ret; } @@ -1577,8 +1550,6 @@ static struct tlmi_pwd_setting *tlmi_create_auth(const char *pwd_type, new_pwd->maxlen = tlmi_priv.pwdcfg.core.max_length; new_pwd->index = 0; - kobject_init(&new_pwd->kobj, &tlmi_pwd_setting_ktype); - return new_pwd; } @@ -1683,7 +1654,6 @@ static int tlmi_analyze(struct wmi_device *wdev) if (setting->possible_values) strreplace(setting->possible_values, ',', ';'); - kobject_init(&setting->kobj, &tlmi_attr_setting_ktype); tlmi_priv.setting[i] = setting; kfree(item); } @@ -1781,7 +1751,7 @@ fail_clear_attr: static void tlmi_remove(struct wmi_device *wdev) { tlmi_release_attr(); - device_destroy(&firmware_attributes_class, MKDEV(0, 0)); + device_unregister(tlmi_priv.class_dev); } static int tlmi_probe(struct wmi_device *wdev, const void *context) diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c index e46453750d5f..03aecf8bb7f8 100644 --- a/drivers/platform/x86/wmi.c +++ b/drivers/platform/x86/wmi.c @@ -177,16 +177,22 @@ static int wmi_device_enable(struct wmi_device *wdev, bool enable) acpi_handle handle; acpi_status status; - if (!(wblock->gblock.flags & ACPI_WMI_EXPENSIVE)) - return 0; - if (wblock->dev.dev.type == &wmi_type_method) return 0; - if (wblock->dev.dev.type == &wmi_type_event) + if (wblock->dev.dev.type == &wmi_type_event) { + /* + * Windows always enables/disables WMI events, even when they are + * not marked as being expensive. We follow this behavior for + * compatibility reasons. + */ snprintf(method, sizeof(method), "WE%02X", wblock->gblock.notify_id); - else + } else { + if (!(wblock->gblock.flags & ACPI_WMI_EXPENSIVE)) + return 0; + get_acpi_method_name(wblock, 'C', method); + } /* * Not all WMI devices marked as expensive actually implement the |