diff options
| -rw-r--r-- | drivers/platform/surface/aggregator/bus.c | 4 | ||||
| -rw-r--r-- | drivers/platform/x86/gigabyte-wmi.c | 1 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/tpmi.c | 23 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/vsec.c | 1 | ||||
| -rw-r--r-- | drivers/platform/x86/think-lmi.c | 60 |
5 files changed, 69 insertions, 20 deletions
diff --git a/drivers/platform/surface/aggregator/bus.c b/drivers/platform/surface/aggregator/bus.c index aaad41294200..42ccd7f1c9b9 100644 --- a/drivers/platform/surface/aggregator/bus.c +++ b/drivers/platform/surface/aggregator/bus.c @@ -485,8 +485,10 @@ int __ssam_register_clients(struct device *parent, struct ssam_controller *ctrl, * device, so ignore it and continue with the next one. */ status = ssam_add_client_device(parent, ctrl, child); - if (status && status != -ENODEV) + if (status && status != -ENODEV) { + fwnode_handle_put(child); goto err; + } } return 0; diff --git a/drivers/platform/x86/gigabyte-wmi.c b/drivers/platform/x86/gigabyte-wmi.c index 322cfaeda17b..4dd39ab6ecfa 100644 --- a/drivers/platform/x86/gigabyte-wmi.c +++ b/drivers/platform/x86/gigabyte-wmi.c @@ -140,6 +140,7 @@ static u8 gigabyte_wmi_detect_sensor_usability(struct wmi_device *wdev) }} static const struct dmi_system_id gigabyte_wmi_known_working_platforms[] = { + DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("A320M-S2H V2-CF"), DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B450M DS3H-CF"), DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B450M DS3H WIFI-CF"), DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B450M S2H V2"), diff --git a/drivers/platform/x86/intel/tpmi.c b/drivers/platform/x86/intel/tpmi.c index c999732b0f1e..a5227951decc 100644 --- a/drivers/platform/x86/intel/tpmi.c +++ b/drivers/platform/x86/intel/tpmi.c @@ -203,7 +203,7 @@ static int tpmi_create_device(struct intel_tpmi_info *tpmi_info, struct intel_vsec_device *feature_vsec_dev; struct resource *res, *tmp; const char *name; - int ret, i; + int i; name = intel_tpmi_name(pfs->pfs_header.tpmi_id); if (!name) @@ -215,8 +215,8 @@ static int tpmi_create_device(struct intel_tpmi_info *tpmi_info, feature_vsec_dev = kzalloc(sizeof(*feature_vsec_dev), GFP_KERNEL); if (!feature_vsec_dev) { - ret = -ENOMEM; - goto free_res; + kfree(res); + return -ENOMEM; } snprintf(feature_id_name, sizeof(feature_id_name), "tpmi-%s", name); @@ -239,20 +239,11 @@ static int tpmi_create_device(struct intel_tpmi_info *tpmi_info, /* * intel_vsec_add_aux() is resource managed, no explicit * delete is required on error or on module unload. - * feature_vsec_dev memory is also freed as part of device - * delete. + * feature_vsec_dev and res memory are also freed as part of + * device deletion. */ - ret = intel_vsec_add_aux(vsec_dev->pcidev, &vsec_dev->auxdev.dev, - feature_vsec_dev, feature_id_name); - if (ret) - goto free_res; - - return 0; - -free_res: - kfree(res); - - return ret; + return intel_vsec_add_aux(vsec_dev->pcidev, &vsec_dev->auxdev.dev, + feature_vsec_dev, feature_id_name); } static int tpmi_create_devices(struct intel_tpmi_info *tpmi_info) diff --git a/drivers/platform/x86/intel/vsec.c b/drivers/platform/x86/intel/vsec.c index 13decf36c6de..2311c16cb975 100644 --- a/drivers/platform/x86/intel/vsec.c +++ b/drivers/platform/x86/intel/vsec.c @@ -154,6 +154,7 @@ int intel_vsec_add_aux(struct pci_dev *pdev, struct device *parent, ret = ida_alloc(intel_vsec_dev->ida, GFP_KERNEL); mutex_unlock(&vsec_ida_lock); if (ret < 0) { + kfree(intel_vsec_dev->resource); kfree(intel_vsec_dev); return ret; } diff --git a/drivers/platform/x86/think-lmi.c b/drivers/platform/x86/think-lmi.c index 86b33b74519b..c816646eb661 100644 --- a/drivers/platform/x86/think-lmi.c +++ b/drivers/platform/x86/think-lmi.c @@ -941,12 +941,23 @@ static ssize_t possible_values_show(struct kobject *kobj, struct kobj_attribute { struct tlmi_attr_setting *setting = to_tlmi_attr_setting(kobj); - if (!tlmi_priv.can_get_bios_selections) - return -EOPNOTSUPP; - return sysfs_emit(buf, "%s\n", setting->possible_values); } +static ssize_t type_show(struct kobject *kobj, struct kobj_attribute *attr, + char *buf) +{ + struct tlmi_attr_setting *setting = to_tlmi_attr_setting(kobj); + + if (setting->possible_values) { + /* Figure out what setting type is as BIOS does not return this */ + if (strchr(setting->possible_values, ';')) + return sysfs_emit(buf, "enumeration\n"); + } + /* Anything else is going to be a string */ + return sysfs_emit(buf, "string\n"); +} + static ssize_t current_value_store(struct kobject *kobj, struct kobj_attribute *attr, const char *buf, size_t count) @@ -1036,14 +1047,30 @@ static struct kobj_attribute attr_possible_values = __ATTR_RO(possible_values); static struct kobj_attribute attr_current_val = __ATTR_RW_MODE(current_value, 0600); +static struct kobj_attribute attr_type = __ATTR_RO(type); + +static umode_t attr_is_visible(struct kobject *kobj, + struct attribute *attr, int n) +{ + struct tlmi_attr_setting *setting = to_tlmi_attr_setting(kobj); + + /* We don't want to display possible_values attributes if not available */ + if ((attr == &attr_possible_values.attr) && (!setting->possible_values)) + return 0; + + return attr->mode; +} + static struct attribute *tlmi_attrs[] = { &attr_displ_name.attr, &attr_current_val.attr, &attr_possible_values.attr, + &attr_type.attr, NULL }; static const struct attribute_group tlmi_attr_group = { + .is_visible = attr_is_visible, .attrs = tlmi_attrs, }; @@ -1423,7 +1450,34 @@ static int tlmi_analyze(void) if (ret || !setting->possible_values) pr_info("Error retrieving possible values for %d : %s\n", i, setting->display_name); + } else { + /* + * Older Thinkstations don't support the bios_selections API. + * Instead they store this as a [Optional:Option1,Option2] section of the + * name string. + * Try and pull that out if it's available. + */ + char *item, *optstart, *optend; + + if (!tlmi_setting(setting->index, &item, LENOVO_BIOS_SETTING_GUID)) { + optstart = strstr(item, "[Optional:"); + if (optstart) { + optstart += strlen("[Optional:"); + optend = strstr(optstart, "]"); + if (optend) + setting->possible_values = + kstrndup(optstart, optend - optstart, + GFP_KERNEL); + } + } } + /* + * firmware-attributes requires that possible_values are separated by ';' but + * Lenovo FW uses ','. Replace appropriately. + */ + if (setting->possible_values) + strreplace(setting->possible_values, ',', ';'); + kobject_init(&setting->kobj, &tlmi_attr_setting_ktype); tlmi_priv.setting[i] = setting; kfree(item); |