diff options
Diffstat (limited to 'Documentation/networking/devlink')
-rw-r--r-- | Documentation/networking/devlink/devlink-info.rst | 12 | ||||
-rw-r--r-- | Documentation/networking/devlink/devlink-trap.rst | 4 | ||||
-rw-r--r-- | Documentation/networking/devlink/ice.rst | 55 |
3 files changed, 62 insertions, 9 deletions
diff --git a/Documentation/networking/devlink/devlink-info.rst b/Documentation/networking/devlink/devlink-info.rst index 3fe11401b838..7572bf6de5c1 100644 --- a/Documentation/networking/devlink/devlink-info.rst +++ b/Documentation/networking/devlink/devlink-info.rst @@ -44,9 +44,11 @@ versions is generally discouraged - here, and via any other Linux API. reported for two ports of the same device or on two hosts of a multi-host device should be identical. - .. note:: ``devlink-info`` API should be extended with a new field - if devices want to report board/product serial number (often - reported in PCI *Vital Product Data* capability). + * - ``board.serial_number`` + - Board serial number of the device. + + This is usually the serial number of the board, often available in + PCI *Vital Product Data*. * - ``fixed`` - Group for hardware identifiers, and versions of components @@ -201,10 +203,6 @@ Future work The following extensions could be useful: - - product serial number - NIC boards often get labeled with a board serial - number rather than ASIC serial number; it'd be useful to add board serial - numbers to the API if they can be retrieved from the device; - - on-disk firmware file names - drivers list the file names of firmware they may need to load onto devices via the ``MODULE_FIRMWARE()`` macro. These, however, are per module, rather than per device. It'd be useful to list diff --git a/Documentation/networking/devlink/devlink-trap.rst b/Documentation/networking/devlink/devlink-trap.rst index 2014307fbe63..7a798352b45d 100644 --- a/Documentation/networking/devlink/devlink-trap.rst +++ b/Documentation/networking/devlink/devlink-trap.rst @@ -405,6 +405,10 @@ be added to the following table: - ``control`` - Traps packets logged during processing of flow action trap (e.g., via tc's trap action) + * - ``early_drop`` + - ``drop`` + - Traps packets dropped due to the RED (Random Early Detection) algorithm + (i.e., early drops) Driver-specific Packet Traps ============================ diff --git a/Documentation/networking/devlink/ice.rst b/Documentation/networking/devlink/ice.rst index 72ea8d295724..237848d56f9b 100644 --- a/Documentation/networking/devlink/ice.rst +++ b/Documentation/networking/devlink/ice.rst @@ -84,8 +84,20 @@ The ``ice`` driver reports the following versions Regions ======= -The ``ice`` driver enables access to the contents of the Non Volatile Memory -flash chip via the ``nvm-flash`` region. +The ``ice`` driver implements the following regions for accessing internal +device data. + +.. list-table:: regions implemented + :widths: 15 85 + + * - Name + - Description + * - ``nvm-flash`` + - The contents of the entire flash chip, sometimes referred to as + the device's Non Volatile Memory. + * - ``device-caps`` + - The contents of the device firmware's capabilities buffer. Useful to + determine the current state and configuration of the device. Users can request an immediate capture of a snapshot via the ``DEVLINK_CMD_REGION_NEW`` @@ -105,3 +117,42 @@ Users can request an immediate capture of a snapshot via the 0000000000000000 0014 95dc 0014 9514 0035 1670 0034 db30 $ devlink region delete pci/0000:01:00.0/nvm-flash snapshot 1 + + $ devlink region new pci/0000:01:00.0/device-caps snapshot 1 + $ devlink region dump pci/0000:01:00.0/device-caps snapshot 1 + 0000000000000000 01 00 01 00 00 00 00 00 01 00 00 00 00 00 00 00 + 0000000000000010 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000020 02 00 02 01 32 03 00 00 0a 00 00 00 25 00 00 00 + 0000000000000030 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000040 04 00 01 00 01 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000050 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000060 05 00 01 00 03 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000070 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000080 06 00 01 00 01 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000090 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00000000000000a0 08 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00000000000000b0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00000000000000c0 12 00 01 00 01 00 00 00 01 00 01 00 00 00 00 00 + 00000000000000d0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00000000000000e0 13 00 01 00 00 01 00 00 00 00 00 00 00 00 00 00 + 00000000000000f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000100 14 00 01 00 01 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000110 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000120 15 00 01 00 01 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000130 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000140 16 00 01 00 01 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000150 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000160 17 00 01 00 06 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000170 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000180 18 00 01 00 01 00 00 00 01 00 00 00 08 00 00 00 + 0000000000000190 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00000000000001a0 22 00 01 00 01 00 00 00 00 00 00 00 00 00 00 00 + 00000000000001b0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00000000000001c0 40 00 01 00 00 08 00 00 08 00 00 00 00 00 00 00 + 00000000000001d0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00000000000001e0 41 00 01 00 00 08 00 00 00 00 00 00 00 00 00 00 + 00000000000001f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 0000000000000200 42 00 01 00 00 08 00 00 00 00 00 00 00 00 00 00 + 0000000000000210 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + + $ devlink region delete pci/0000:01:00.0/device-caps snapshot 1 |