From: Jayamohan Kallickal <jayamohank@serverengines.com>
To: linux-scsi@vger.kernel.org
Cc: James.Bottomley@suse.de, michaelc@cs.wisc.edu
Subject: [PATCH 7/7] be2iscsi: Alloc only one EQ if intr mode
Date: Thu, 18 Feb 2010 07:21:47 +0530 [thread overview]
Message-ID: <20100218015136.GA31242@serverengines.com> (raw)
This patch ensures that we alloc only one EQ
if we are if we are not in msix mode
Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com>
---
drivers/scsi/be2iscsi/be_main.c | 14 +++++++++-----
1 files changed, 9 insertions(+), 5 deletions(-)
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index 5887d7a..fcfb29e 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -3190,14 +3190,18 @@ static unsigned char hwi_enable_intr(struct beiscsi_hba *phba)
reg |= MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK;
SE_DEBUG(DBG_LVL_8, "reg =x%08x addr=%p \n", reg, addr);
iowrite32(reg, addr);
- for (i = 0; i <= phba->num_cpus; i++) {
- eq = &phwi_context->be_eq[i].q;
+ if (!phba->msix_enabled) {
+ eq = &phwi_context->be_eq[0].q;
SE_DEBUG(DBG_LVL_8, "eq->id=%d \n", eq->id);
hwi_ring_eq_db(phba, eq->id, 0, 0, 1, 1);
+ } else {
+ for (i = 0; i <= phba->num_cpus; i++) {
+ eq = &phwi_context->be_eq[i].q;
+ SE_DEBUG(DBG_LVL_8, "eq->id=%d \n", eq->id);
+ hwi_ring_eq_db(phba, eq->id, 0, 0, 1, 1);
+ }
}
- } else
- shost_printk(KERN_WARNING, phba->shost,
- "In hwi_enable_intr, Not Enabled \n");
+ }
return true;
}
--
1.6.4
reply other threads:[~2010-02-18 1:51 UTC|newest]
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