Signed-off-by: Jacob Keller <jacob.e.kel...@intel.com>
---
include/uapi/linux/devlink.h | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index b7f23faae901..bc63bd0b60c1 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -228,6 +228,28 @@ enum {
DEVLINK_ATTR_STATS_MAX = __DEVLINK_ATTR_STATS_MAX - 1
};
+/* Specify what sections of a flash component can be overwritten when
+ * performing an update. Overwriting of firmware binary sections is always
+ * implicitly assumed to be allowed.
+ *
+ * Each section must be documented in
+ * Documentation/networking/devlink/devlink-flash.rst
+ *
+ */
+enum {
+ DEVLINK_FLASH_OVERWRITE_SETTINGS_BIT,
+ DEVLINK_FLASH_OVERWRITE_IDENTIFIERS_BIT,
+
+ __DEVLINK_FLASH_OVERWRITE_MAX_BIT,
+ DEVLINK_FLASH_OVERWRITE_MAX_BIT = __DEVLINK_FLASH_OVERWRITE_MAX_BIT - 1
+};
+
+#define DEVLINK_FLASH_OVERWRITE_SETTINGS
BIT(DEVLINK_FLASH_OVERWRITE_SETTINGS_BIT)
+#define DEVLINK_FLASH_OVERWRITE_IDENTIFIERS
BIT(DEVLINK_FLASH_OVERWRITE_IDENTIFIERS_BIT)
+
+#define DEVLINK_SUPPORTED_FLASH_OVERWRITE_SECTIONS \
+ (BIT(__DEVLINK_FLASH_OVERWRITE_MAX_BIT) - 1)
+
/**
* enum devlink_trap_action - Packet trap action.
* @DEVLINK_TRAP_ACTION_DROP: Packet is dropped by the device and a copy is not
@@ -458,6 +480,8 @@ enum devlink_attr {
DEVLINK_ATTR_PORT_LANES, /* u32 */
DEVLINK_ATTR_PORT_SPLITTABLE, /* u8 */
+ DEVLINK_ATTR_FLASH_UPDATE_OVERWRITE_MASK, /* bitfield32 */
+
/* add new attributes above here, update the policy in devlink.c */
__DEVLINK_ATTR_MAX,
--
2.28.0.218.ge27853923b9d.dirty
