Commit a156abb3 authored by Byczkowski, Jakub's avatar Byczkowski, Jakub Committed by Doug Ledford

IB/hfi1: Fix initialization failure for debug firmware

Loading debug signed firmware fails if started immediately after
failed attempt to load production firmware. A short delay is
required so add about a 100us delay after RSA check failure.
Reviewed-by: default avatarDennis Dalessandro <dennis.dalessandro@intel.com>
Reviewed-by: default avatarEaswar Hariharan <easwar.hariharan@intel.com>
Reviewed-by: default avatarMike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: default avatarJakub Byczkowski <jakub.byczkowski@intel.com>
Signed-off-by: default avatarDennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 59ec8736
...@@ -615,6 +615,14 @@ static void __obtain_firmware(struct hfi1_devdata *dd) ...@@ -615,6 +615,14 @@ static void __obtain_firmware(struct hfi1_devdata *dd)
fw_fabric_serdes_name = ALT_FW_FABRIC_NAME; fw_fabric_serdes_name = ALT_FW_FABRIC_NAME;
fw_sbus_name = ALT_FW_SBUS_NAME; fw_sbus_name = ALT_FW_SBUS_NAME;
fw_pcie_serdes_name = ALT_FW_PCIE_NAME; fw_pcie_serdes_name = ALT_FW_PCIE_NAME;
/*
* Add a delay before obtaining and loading debug firmware.
* Authorization will fail if the delay between firmware
* authorization events is shorter than 50us. Add 100us to
* make a delay time safe.
*/
usleep_range(100, 120);
} }
if (fw_sbus_load) { if (fw_sbus_load) {
......
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