From: Jacob Keller <jacob.e.keller@intel.com>
To: netdev@vger.kernel.org
Cc: Jacob Keller <jacob.e.keller@intel.com>
Subject: [iproute2-next 3/4] Update devlink header for overwrite mask attribute
Date: Thu, 30 Jul 2020 16:20:07 -0700 [thread overview]
Message-ID: <20200730232008.2648488-4-jacob.e.keller@intel.com> (raw)
In-Reply-To: <20200730232008.2648488-1-jacob.e.keller@intel.com>
Signed-off-by: Jacob Keller <jacob.e.keller@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..3d006ad2fdaf 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 \
+ GENMASK(DEVLINK_FLASH_OVERWRITE_MAX_BIT, 0)
+
/**
* 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, /* u32 */
+
/* add new attributes above here, update the policy in devlink.c */
__DEVLINK_ATTR_MAX,
--
2.28.0.163.g6104cc2f0b60
next prev parent reply other threads:[~2020-07-30 23:20 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-30 23:20 [net-next 0/4] devlink flash update overwrite mask Jacob Keller
2020-07-30 23:20 ` [net-next 1/4] devlink: convert flash_update to use params structure Jacob Keller
2020-07-30 23:20 ` [net-next 2/4] devlink: introduce flash update overwrite mask Jacob Keller
2020-07-30 23:20 ` Jacob Keller [this message]
2020-07-30 23:20 ` [iproute2-next 4/4] devlink: support setting the " Jacob Keller
2020-07-31 0:39 ` [net-next 0/4] devlink flash update " Jakub Kicinski
2020-07-31 20:35 ` Jacob Keller
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