> -----Original Message----- > From: Intel-wired-lan <intel-wired-lan-boun...@osuosl.org> On Behalf Of > Konrad Knitter > Sent: 23 October 2024 15:37 > To: intel-wired-...@lists.osuosl.org > Cc: Keller, Jacob E <jacob.e.kel...@intel.com>; net...@vger.kernel.org; > j...@resnulli.us; da...@davemloft.net; eduma...@google.com; k...@kernel.org; > pab...@redhat.com; linux-ker...@vger.kernel.org; Nguyen, Anthony L > <anthony.l.ngu...@intel.com>; Kitszel, Przemyslaw > <przemyslaw.kits...@intel.com>; Knitter, Konrad <konrad.knit...@intel.com> > Subject: [Intel-wired-lan] [PATCH iwl-next v1 3/3] ice: support FW Recovery > Mode > > Recovery Mode is intended to recover from a fatal failure scenario in which > the device is not accessible to the host, meaning the firmware is > non-responsive. > > The purpose of the Firmware Recovery Mode is to enable software tools to > update firmware and/or device configuration so the fatal error can be > resolved. > > Recovery Mode Firmware supports a limited set of admin commands required for > NVM update. > Recovery Firmware does not support hardware interrupts so a polling mode is > used. > > The driver will expose only the minimum set of devlink commands required for > the recovery of the adapter. > > Using an appropriate NVM image, the user can recover the adapter using the > devlink flash API. > > Prior to 4.20 E810 Adapter Recovery Firmware supports only the update and > erase of the "fw.mgmt" component. > > E810 Adapter Recovery Firmware doesn't support selected preservation of cards > settings or identifiers. > > The following command can be used to recover the adapter: > > $ devlink dev flash <pci-address> <update-image.bin> component fw.mgmt > overwrite settings overwrite identifier > > Newer FW versions (4.20 or newer) supports update of "fw.undi" and > "fw.netlist" components. > > $ devlink dev flash <pci-address> <update-image.bin> > > Tested on Intel Corporation Ethernet Controller E810-C for SFP FW revision > 3.20 and 4.30. > > Reviewed-by: Przemek Kitszel <przemyslaw.kits...@intel.com> > Signed-off-by: Konrad Knitter <konrad.knit...@intel.com> > --- > .../net/ethernet/intel/ice/devlink/devlink.c | 8 ++- > .../net/ethernet/intel/ice/ice_adminq_cmd.h | 1 + > .../net/ethernet/intel/ice/ice_fw_update.c | 14 ++++- > drivers/net/ethernet/intel/ice/ice_lib.c | 6 +++ > drivers/net/ethernet/intel/ice/ice_lib.h | 1 + > drivers/net/ethernet/intel/ice/ice_main.c | 53 +++++++++++++++++++ > 6 files changed, 80 insertions(+), 3 deletions(-) >
Tested-by: Pucha Himasekhar Reddy <himasekharx.reddy.pu...@intel.com> (A Contingent worker at Intel)
