scsi: be2iscsi: Fix queue and connection parameters

Orabug: 25655127

Current EQ delay is set to 0 to receive very high max interrupt per sec.
Set EQ delay to 32 - reducing max interrupt rate from 65K to 20K per sec.

Set TCP connection window size to 64K with scale shift count 2.

Signed-off-by: Jitendra Bhivare <jitendra.bhivare@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Ethan Zhao <ethan.zhao@oracle.com>
Signed-off-by: Dhaval Giani <dhaval.giani@oracle.com>

diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index 5036e68165ee95265f00b75d58cf48d42ba19399..935c7d9a373a9d5a62aaca7d0d56ff2fb9601fe9 100644 (file)
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -3730,7 +3730,7 @@ static int hwi_init_port(struct beiscsi_hba *phba)
        phwi_context = phwi_ctrlr->phwi_ctxt;
        phwi_context->max_eqd = 128;
        phwi_context->min_eqd = 0;
-       phwi_context->cur_eqd = 0;
+       phwi_context->cur_eqd = 32;
        /* set port optic state to unknown */
        phba->optic_state = 0xff;
 

diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
index 1d77ae364dec96b2de62e85ad5ddc4e56945ac57..9c3a51e30e599268f90c5243b53b2d24b2987fc8 100644 (file)
--- a/drivers/scsi/be2iscsi/be_mgmt.c
+++ b/drivers/scsi/be2iscsi/be_mgmt.c
@@ -338,7 +338,7 @@ int mgmt_open_connection(struct beiscsi_hba *phba,
 
        if (!is_chip_be2_be3r(phba)) {
                req->hdr.version = MBX_CMD_VER1;
-               req->tcp_window_size = 0;
+               req->tcp_window_size = 0x8000;
                req->tcp_window_scale_count = 2;
        }