diff options
Diffstat (limited to 'drivers/firmware')
| -rw-r--r-- | drivers/firmware/dmi-id.c | 6 | ||||
| -rw-r--r-- | drivers/firmware/dmi_scan.c | 30 |
2 files changed, 36 insertions, 0 deletions
diff --git a/drivers/firmware/dmi-id.c b/drivers/firmware/dmi-id.c index ff39f64f2aae..86d71b0212b1 100644 --- a/drivers/firmware/dmi-id.c +++ b/drivers/firmware/dmi-id.c @@ -42,6 +42,8 @@ DEFINE_DMI_ATTR_WITH_SHOW(bios_vendor, 0444, DMI_BIOS_VENDOR); DEFINE_DMI_ATTR_WITH_SHOW(bios_version, 0444, DMI_BIOS_VERSION); DEFINE_DMI_ATTR_WITH_SHOW(bios_date, 0444, DMI_BIOS_DATE); DEFINE_DMI_ATTR_WITH_SHOW(sys_vendor, 0444, DMI_SYS_VENDOR); +DEFINE_DMI_ATTR_WITH_SHOW(bios_release, 0444, DMI_BIOS_RELEASE); +DEFINE_DMI_ATTR_WITH_SHOW(ec_firmware_release, 0444, DMI_EC_FIRMWARE_RELEASE); DEFINE_DMI_ATTR_WITH_SHOW(product_name, 0444, DMI_PRODUCT_NAME); DEFINE_DMI_ATTR_WITH_SHOW(product_version, 0444, DMI_PRODUCT_VERSION); DEFINE_DMI_ATTR_WITH_SHOW(product_serial, 0400, DMI_PRODUCT_SERIAL); @@ -78,6 +80,8 @@ static ssize_t get_modalias(char *buffer, size_t buffer_size) { "bvn", DMI_BIOS_VENDOR }, { "bvr", DMI_BIOS_VERSION }, { "bd", DMI_BIOS_DATE }, + { "br", DMI_BIOS_RELEASE }, + { "efr", DMI_EC_FIRMWARE_RELEASE }, { "svn", DMI_SYS_VENDOR }, { "pn", DMI_PRODUCT_NAME }, { "pvr", DMI_PRODUCT_VERSION }, @@ -187,6 +191,8 @@ static void __init dmi_id_init_attr_table(void) ADD_DMI_ATTR(bios_vendor, DMI_BIOS_VENDOR); ADD_DMI_ATTR(bios_version, DMI_BIOS_VERSION); ADD_DMI_ATTR(bios_date, DMI_BIOS_DATE); + ADD_DMI_ATTR(bios_release, DMI_BIOS_RELEASE); + ADD_DMI_ATTR(ec_firmware_release, DMI_EC_FIRMWARE_RELEASE); ADD_DMI_ATTR(sys_vendor, DMI_SYS_VENDOR); ADD_DMI_ATTR(product_name, DMI_PRODUCT_NAME); ADD_DMI_ATTR(product_version, DMI_PRODUCT_VERSION); diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index f59163cb7cba..5066d1f1d687 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -186,6 +186,34 @@ static void __init dmi_save_ident(const struct dmi_header *dm, int slot, dmi_ident[slot] = p; } +static void __init dmi_save_release(const struct dmi_header *dm, int slot, + int index) +{ + const u8 *minor, *major; + char *s; + + /* If the table doesn't have the field, let's return */ + if (dmi_ident[slot] || dm->length < index) + return; + + minor = (u8 *) dm + index; + major = (u8 *) dm + index - 1; + + /* As per the spec, if the system doesn't support this field, + * the value is FF + */ + if (*major == 0xFF && *minor == 0xFF) + return; + + s = dmi_alloc(8); + if (!s) + return; + + sprintf(s, "%u.%u", *major, *minor); + + dmi_ident[slot] = s; +} + static void __init dmi_save_uuid(const struct dmi_header *dm, int slot, int index) { @@ -444,6 +472,8 @@ static void __init dmi_decode(const struct dmi_header *dm, void *dummy) dmi_save_ident(dm, DMI_BIOS_VENDOR, 4); dmi_save_ident(dm, DMI_BIOS_VERSION, 5); dmi_save_ident(dm, DMI_BIOS_DATE, 8); + dmi_save_release(dm, DMI_BIOS_RELEASE, 21); + dmi_save_release(dm, DMI_EC_FIRMWARE_RELEASE, 23); break; case 1: /* System Information */ dmi_save_ident(dm, DMI_SYS_VENDOR, 4); |