Messages in this thread Patch in this message | | | From | Simon Glass <> | Subject | [PATCH] firmware: dmi: Add access to the SKU ID string | Date | Tue, 24 Apr 2018 15:11:11 -0600 |
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This is used in some systems from user space for determining the identity of the device.
Expose this as a file so that that user-space tools don't need to read from /sys/firmware/dmi/tables/DMI
Signed-off-by: Simon Glass <sjg@chromium.org> ---
drivers/firmware/dmi-id.c | 2 ++ drivers/firmware/dmi_scan.c | 1 + include/linux/mod_devicetable.h | 1 + 3 files changed, 4 insertions(+)
diff --git a/drivers/firmware/dmi-id.c b/drivers/firmware/dmi-id.c index 951b6c79f166a..fe78c7f801163 100644 --- a/drivers/firmware/dmi-id.c +++ b/drivers/firmware/dmi-id.c @@ -48,6 +48,7 @@ DEFINE_DMI_ATTR_WITH_SHOW(product_version, 0444, DMI_PRODUCT_VERSION); DEFINE_DMI_ATTR_WITH_SHOW(product_serial, 0400, DMI_PRODUCT_SERIAL); DEFINE_DMI_ATTR_WITH_SHOW(product_uuid, 0400, DMI_PRODUCT_UUID); DEFINE_DMI_ATTR_WITH_SHOW(product_family, 0444, DMI_PRODUCT_FAMILY); +DEFINE_DMI_ATTR_WITH_SHOW(product_sku, 0444, DMI_PRODUCT_SKU); DEFINE_DMI_ATTR_WITH_SHOW(board_vendor, 0444, DMI_BOARD_VENDOR); DEFINE_DMI_ATTR_WITH_SHOW(board_name, 0444, DMI_BOARD_NAME); DEFINE_DMI_ATTR_WITH_SHOW(board_version, 0444, DMI_BOARD_VERSION); @@ -193,6 +194,7 @@ static void __init dmi_id_init_attr_table(void) ADD_DMI_ATTR(product_serial, DMI_PRODUCT_SERIAL); ADD_DMI_ATTR(product_uuid, DMI_PRODUCT_UUID); ADD_DMI_ATTR(product_family, DMI_PRODUCT_FAMILY); + ADD_DMI_ATTR(product_sku, DMI_PRODUCT_SKU); ADD_DMI_ATTR(board_vendor, DMI_BOARD_VENDOR); ADD_DMI_ATTR(board_name, DMI_BOARD_NAME); ADD_DMI_ATTR(board_version, DMI_BOARD_VERSION); diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index 54e66adef2525..f2483548cde92 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -447,6 +447,7 @@ static void __init dmi_decode(const struct dmi_header *dm, void *dummy) dmi_save_ident(dm, DMI_PRODUCT_VERSION, 6); dmi_save_ident(dm, DMI_PRODUCT_SERIAL, 7); dmi_save_uuid(dm, DMI_PRODUCT_UUID, 8); + dmi_save_ident(dm, DMI_PRODUCT_SKU, 25); dmi_save_ident(dm, DMI_PRODUCT_FAMILY, 26); break; case 2: /* Base Board Information */ diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index 7d361be2e24f4..cb8487e29d3ae 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -491,6 +491,7 @@ enum dmi_field { DMI_PRODUCT_SERIAL, DMI_PRODUCT_UUID, DMI_PRODUCT_FAMILY, + DMI_PRODUCT_SKU, DMI_BOARD_VENDOR, DMI_BOARD_NAME, DMI_BOARD_VERSION, -- 2.17.0.484.g0c8726318c-goog
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