1 .. SPDX-License-Identifier: GPL-2.0 2 3 ===================== 4 mlxsw devlink support 5 ===================== 6 7 This document describes the devlink features implemented by the ``mlxsw`` 8 device driver. 9 10 Parameters 11 ========== 12 13 .. list-table:: Generic parameters implemented 14 15 * - Name 16 - Mode 17 * - ``fw_load_policy`` 18 - driverinit 19 20 The ``mlxsw`` driver also implements the following driver-specific 21 parameters. 22 23 .. list-table:: Driver-specific parameters implemented 24 :widths: 5 5 5 85 25 26 * - Name 27 - Type 28 - Mode 29 - Description 30 * - ``acl_region_rehash_interval`` 31 - u32 32 - runtime 33 - Sets an interval for periodic ACL region rehashes. The value is 34 specified in milliseconds, with a minimum of ``3000``. The value of 35 ``0`` disables periodic work entirely. The first rehash will be run 36 immediately after the value is set. 37 38 The ``mlxsw`` driver supports reloading via ``DEVLINK_CMD_RELOAD`` 39 40 Info versions 41 ============= 42 43 The ``mlxsw`` driver reports the following versions 44 45 .. list-table:: devlink info versions implemented 46 :widths: 5 5 90 47 48 * - Name 49 - Type 50 - Description 51 * - ``hw.revision`` 52 - fixed 53 - The hardware revision for this board 54 * - ``fw.psid`` 55 - fixed 56 - Firmware PSID 57 * - ``fw.version`` 58 - running 59 - Three digit firmware version 60 61 Line card auxiliary device info versions 62 ======================================== 63 64 The ``mlxsw`` driver reports the following versions for line card auxiliary device 65 66 .. list-table:: devlink info versions implemented 67 :widths: 5 5 90 68 69 * - Name 70 - Type 71 - Description 72 * - ``hw.revision`` 73 - fixed 74 - The hardware revision for this line card 75 * - ``ini.version`` 76 - running 77 - Version of line card INI loaded 78 * - ``fw.psid`` 79 - fixed 80 - Line card device PSID 81 * - ``fw.version`` 82 - running 83 - Three digit firmware version of line card device 84 85 Driver-specific Traps 86 ===================== 87 88 .. list-table:: List of Driver-specific Traps Registered by ``mlxsw`` 89 :widths: 5 5 90 90 91 * - Name 92 - Type 93 - Description 94 * - ``irif_disabled`` 95 - ``drop`` 96 - Traps packets that the device decided to drop because they need to be 97 routed from a disabled router interface (RIF). This can happen during 98 RIF dismantle, when the RIF is first disabled before being removed 99 completely 100 * - ``erif_disabled`` 101 - ``drop`` 102 - Traps packets that the device decided to drop because they need to be 103 routed through a disabled router interface (RIF). This can happen during 104 RIF dismantle, when the RIF is first disabled before being removed 105 completely
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