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authorScott Teel <scott.teel@hp.com>2014-02-18 13:56:34 -0600
committerJames Bottomley <JBottomley@Parallels.com>2014-03-15 10:19:06 -0700
commitc349775e4c53aade9942ef1010b23f84dbaf9ac9 (patch)
tree475aca5173a61cbfb9f630890bdde91ac281bb75 /drivers/scsi/hpsa.h
parentb9af4937e6f5b55b6ffb2a92ec580e79e1401825 (diff)
downloadlinux-c349775e4c53aade9942ef1010b23f84dbaf9ac9.tar.bz2
[SCSI] hpsa: get ioaccel mode 2 i/o working
Signed-off-by: Scott Teel <scott.teel@hp.com> Signed-off-by: Joe Handzik <Joseph.T.Handzik@hp.com> Signed-off-by: Mike Miller <michael.miller@canonical.com> Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/hpsa.h')
-rw-r--r--drivers/scsi/hpsa.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/scsi/hpsa.h b/drivers/scsi/hpsa.h
index 0e14e9bf735a..45bb1ea6835e 100644
--- a/drivers/scsi/hpsa.h
+++ b/drivers/scsi/hpsa.h
@@ -282,6 +282,18 @@ static void SA5_submit_command(struct ctlr_info *h,
(void) readl(h->vaddr + SA5_SCRATCHPAD_OFFSET);
}
+static void SA5_submit_command_ioaccel2(struct ctlr_info *h,
+ struct CommandList *c)
+{
+ dev_dbg(&h->pdev->dev, "Sending %x, tag = %x\n", c->busaddr,
+ c->Header.Tag.lower);
+ if (c->cmd_type == CMD_IOACCEL2)
+ writel(c->busaddr, h->vaddr + IOACCEL2_INBOUND_POSTQ_32);
+ else
+ writel(c->busaddr, h->vaddr + SA5_REQUEST_PORT_OFFSET);
+ (void) readl(h->vaddr + SA5_SCRATCHPAD_OFFSET);
+}
+
/*
* This card is the opposite of the other cards.
* 0 turns interrupts on...
@@ -475,6 +487,14 @@ static struct access_method SA5_ioaccel_mode1_access = {
SA5_ioaccel_mode1_completed,
};
+static struct access_method SA5_ioaccel_mode2_access = {
+ SA5_submit_command_ioaccel2,
+ SA5_performant_intr_mask,
+ SA5_fifo_full,
+ SA5_performant_intr_pending,
+ SA5_performant_completed,
+};
+
static struct access_method SA5_performant_access = {
SA5_submit_command,
SA5_performant_intr_mask,