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Commit 8fefef12 authored by Jubin John's avatar Jubin John Committed by Doug Ledford
Browse files

IB/hfi1: Handle host handshake timeout 



Host handshake timeout can occur during the verify capability
state. This is a LNI related failure and should be
handled in the same way as other LNI failures.

Reviewed-by: default avatarDean Luick <dean.luick@intel.com>
Reviewed-by: default avatarEaswar Hariharan <easwar.hariharan@intel.com>
Reviewed-by: default avatarMike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: default avatarJubin John <jubin.john@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent c9c8ea3d

drivers/staging/rdma/hfi1/chip.c

+2 −1
Original line number Diff line number Diff line
@@ -963,7 +963,8 @@ static struct flag_table dc8051_info_err_flags[] = { 
	FLAG_ENTRY0("Failed LNI(OptEq)",       FAILED_LNI_OPTEQ),

	FLAG_ENTRY0("Failed LNI(VerifyCap_1)", FAILED_LNI_VERIFY_CAP1),

	FLAG_ENTRY0("Failed LNI(VerifyCap_2)", FAILED_LNI_VERIFY_CAP2),

	FLAG_ENTRY0("Failed LNI(ConfigLT)",    FAILED_LNI_CONFIGLT)

	FLAG_ENTRY0("Failed LNI(ConfigLT)",    FAILED_LNI_CONFIGLT),

	FLAG_ENTRY0("Host Handshake Timeout",  HOST_HANDSHAKE_TIMEOUT)

};



/*

drivers/staging/rdma/hfi1/chip.h

+2 −1
Original line number Diff line number Diff line
@@ -253,12 +253,13 @@ 
#define FAILED_LNI_VERIFY_CAP1		BIT(9)

#define FAILED_LNI_VERIFY_CAP2		BIT(10)

#define FAILED_LNI_CONFIGLT		BIT(11)

#define HOST_HANDSHAKE_TIMEOUT		BIT(12)



#define FAILED_LNI (FAILED_LNI_POLLING | FAILED_LNI_DEBOUNCE \

			| FAILED_LNI_ESTBCOMM | FAILED_LNI_OPTEQ \

			| FAILED_LNI_VERIFY_CAP1 \

			| FAILED_LNI_VERIFY_CAP2 \

			| FAILED_LNI_CONFIGLT)

			| FAILED_LNI_CONFIGLT | HOST_HANDSHAKE_TIMEOUT)



/* DC_DC8051_DBG_ERR_INFO_SET_BY_8051.HOST_MSG - host message flags */

#define HOST_REQ_DONE		BIT(0)