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Date: Fri, 31 Jul 2020 17:21:58 -0700 From: Jacob Keller <jacob.e.keller@...el.com> To: netdev@...r.kernel.org Cc: Jacob Keller <jacob.e.keller@...el.com> Subject: [iproute2-next v2 4/5] Update devlink header for overwrite mask attribute Signed-off-by: Jacob Keller <jacob.e.keller@...el.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
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