From d85e2b3ca7e3c0d3a2eea2934f8b5fb7e7d05742 Mon Sep 17 00:00:00 2001 From: Xiangliang Yu Date: Thu, 29 Sep 2011 00:34:32 -0700 Subject: [PATCH] --- yaml --- r: 271085 b: refs/heads/master c: aa117dd14372e1b0bed651af2db1be670b595032 h: refs/heads/master i: 271083: a60742a7a902c51ed09bb3a5580753bc68a2f4dc v: v3 --- [refs] | 2 +- trunk/drivers/scsi/mvsas/mv_94xx.c | 8 ++++++++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/[refs] b/[refs] index 158aa1b3fa57..c3be036ce2f9 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 07f098e6f4a9a488605d6a3a13ce2805023a0384 +refs/heads/master: aa117dd14372e1b0bed651af2db1be670b595032 diff --git a/trunk/drivers/scsi/mvsas/mv_94xx.c b/trunk/drivers/scsi/mvsas/mv_94xx.c index ce4e970bcedf..016d3d41f23a 100644 --- a/trunk/drivers/scsi/mvsas/mv_94xx.c +++ b/trunk/drivers/scsi/mvsas/mv_94xx.c @@ -510,6 +510,14 @@ static int __devinit mvs_94xx_init(struct mvs_info *mvi) tmp |= CINT_PHY_MASK; mw32(MVS_INT_MASK, tmp); + /* change the connection open-close behavior (bit 9) + * set bit8 to 1 for performance tuning */ + tmp = mvs_cr32(mvi, CMD_SL_MODE0); + tmp |= 0x00000300; + /* set bit0 to 0 to enable retry for no_dest reject case */ + tmp &= 0xFFFFFFFE; + mvs_cw32(mvi, CMD_SL_MODE0, tmp); + /* Enable SRS interrupt */ mw32(MVS_INT_MASK_SRS_0, 0xFFFF);