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

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

drivers/infiniband/hw/hfi1/firmware.c

+8 −0
Original line number Diff line number Diff line
@@ -615,6 +615,14 @@ static void __obtain_firmware(struct hfi1_devdata *dd) 
		fw_fabric_serdes_name = ALT_FW_FABRIC_NAME;

		fw_sbus_name = ALT_FW_SBUS_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) {