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authorNikolay Assa <nassa@marvell.com>2021-10-04 09:58:49 +0300
committerDavid S. Miller <davem@davemloft.net>2021-10-04 12:55:49 +0100
commit3a6f5d0cbda37f24f60ca778bd1675125b7d594f (patch)
treead8ed01aa5e4fb8c41d634580b9efea29d7fa0d7 /drivers
parent6c95dd8f0aa1d983e857a755fca7001677d1dcb5 (diff)
downloadlinux-3a6f5d0cbda37f24f60ca778bd1675125b7d594f.tar.gz
qed: Update TCP silly-window-syndrome timeout for iwarp, scsi
Update TCP silly-window-syndrome timeout, for the cases where
initiator's small TCP window size prevents FW from transmitting
packets on the connection. Timeout causes FW to retransmit
window probes if needed, preventing I/O stall if initiator ignores
first window probe.

Reviewed-by: Manish Rangankar <mrangankar@marvell.com>
Signed-off-by: Nikolay Assa <nassa@marvell.com>
Signed-off-by: Ariel Elior <aelior@marvell.com>
Signed-off-by: Shai Malin <smalin@marvell.com>
Signed-off-by: Omkar Kulkarni <okulkarni@marvell.com>
Signed-off-by: Prabhakar Kushwaha <pkushwaha@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_iwarp.c1
-rw-r--r--drivers/scsi/qedi/qedi_main.c1
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c
index 186d0048a9d1..b2c0e522e51f 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c
@@ -114,6 +114,7 @@ qed_iwarp_init_fw_ramrod(struct qed_hwfn *p_hwfn,
 	    RESC_START(p_hwfn, QED_LL2_RAM_QUEUE) +
 	    p_hwfn->p_rdma_info->iwarp.ll2_ooo_handle;
 
+	p_ramrod->tcp.tx_sws_timer = cpu_to_le16(QED_TX_SWS_TIMER_DFLT);
 	p_ramrod->tcp.max_fin_rt = QED_IWARP_MAX_FIN_RT_DEFAULT;
 
 	return;
diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c
index fe36ddb82aef..8c2f32655424 100644
--- a/drivers/scsi/qedi/qedi_main.c
+++ b/drivers/scsi/qedi/qedi_main.c
@@ -866,6 +866,7 @@ static int qedi_set_iscsi_pf_param(struct qedi_ctx *qedi)
 	qedi->pf_params.iscsi_pf_params.num_queues = qedi->num_queues;
 	qedi->pf_params.iscsi_pf_params.debug_mode = qedi_fw_debug;
 	qedi->pf_params.iscsi_pf_params.two_msl_timer = 4000;
+	qedi->pf_params.iscsi_pf_params.tx_sws_timer = QED_TX_SWS_TIMER_DFLT;
 	qedi->pf_params.iscsi_pf_params.max_fin_rt = 2;
 
 	for (log_page_size = 0 ; log_page_size < 32 ; log_page_size++) {