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Date: Thu, 19 Jan 2012 14:00:53 -0600
From: "Stephen M. Cameron" <scameron@...rdog.cce.hp.com>
To: james.bottomley@...senpartnership.com
Cc: linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
mikem@...rdog.cce.hp.com, stephenmcameron@...il.com,
thenzl@...hat.com, scott.teel@...com, akpm@...ux-foundation.org,
stable@...nel.org
Subject: [PATCH 03/10] hpsa: combine hpsa_scsi_detect and hpsa_register_scsi
From: Stephen M. Cameron <scameron@...rdog.cce.hp.com>
hpsa_register_scsi just calls hpsa_scsi_detect. Move
the guts of hpsa_scsi_detect into hpsa_register_scsi and
get rid of hpsa_scsi_detect.
Signed-off-by: Stephen M. Cameron <scameron@...rdog.cce.hp.com>
---
drivers/scsi/hpsa.c | 81 ++++++++++++++++++++++-----------------------------
1 files changed, 35 insertions(+), 46 deletions(-)
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index d70d59c..d191e3f 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -1255,46 +1255,6 @@ static void complete_scsi_command(struct CommandList *cp)
cmd_free(h, cp);
}
-static int hpsa_scsi_detect(struct ctlr_info *h)
-{
- struct Scsi_Host *sh;
- int error;
-
- sh = scsi_host_alloc(&hpsa_driver_template, sizeof(h));
- if (sh == NULL)
- goto fail;
-
- sh->io_port = 0;
- sh->n_io_port = 0;
- sh->this_id = -1;
- sh->max_channel = 3;
- sh->max_cmd_len = MAX_COMMAND_SIZE;
- sh->max_lun = HPSA_MAX_LUN;
- sh->max_id = HPSA_MAX_LUN;
- sh->can_queue = h->nr_cmds;
- sh->cmd_per_lun = h->nr_cmds;
- sh->sg_tablesize = h->maxsgentries;
- h->scsi_host = sh;
- sh->hostdata[0] = (unsigned long) h;
- sh->irq = h->intr[h->intr_mode];
- sh->unique_id = sh->irq;
- error = scsi_add_host(sh, &h->pdev->dev);
- if (error)
- goto fail_host_put;
- scsi_scan_host(sh);
- return 0;
-
- fail_host_put:
- dev_err(&h->pdev->dev, "hpsa_scsi_detect: scsi_add_host"
- " failed for controller %d\n", h->ctlr);
- scsi_host_put(sh);
- return error;
- fail:
- dev_err(&h->pdev->dev, "hpsa_scsi_detect: scsi_host_alloc"
- " failed for controller %d\n", h->ctlr);
- return -ENOMEM;
-}
-
static void hpsa_pci_unmap(struct pci_dev *pdev,
struct CommandList *c, int sg_used, int data_direction)
{
@@ -2226,13 +2186,42 @@ static void hpsa_unregister_scsi(struct ctlr_info *h)
static int hpsa_register_scsi(struct ctlr_info *h)
{
- int rc;
+ struct Scsi_Host *sh;
+ int error;
- rc = hpsa_scsi_detect(h);
- if (rc != 0)
- dev_err(&h->pdev->dev, "hpsa_register_scsi: failed"
- " hpsa_scsi_detect(), rc is %d\n", rc);
- return rc;
+ sh = scsi_host_alloc(&hpsa_driver_template, sizeof(h));
+ if (sh == NULL)
+ goto fail;
+
+ sh->io_port = 0;
+ sh->n_io_port = 0;
+ sh->this_id = -1;
+ sh->max_channel = 3;
+ sh->max_cmd_len = MAX_COMMAND_SIZE;
+ sh->max_lun = HPSA_MAX_LUN;
+ sh->max_id = HPSA_MAX_LUN;
+ sh->can_queue = h->nr_cmds;
+ sh->cmd_per_lun = h->nr_cmds;
+ sh->sg_tablesize = h->maxsgentries;
+ h->scsi_host = sh;
+ sh->hostdata[0] = (unsigned long) h;
+ sh->irq = h->intr[h->intr_mode];
+ sh->unique_id = sh->irq;
+ error = scsi_add_host(sh, &h->pdev->dev);
+ if (error)
+ goto fail_host_put;
+ scsi_scan_host(sh);
+ return 0;
+
+ fail_host_put:
+ dev_err(&h->pdev->dev, "%s: scsi_add_host"
+ " failed for controller %d\n", __func__, h->ctlr);
+ scsi_host_put(sh);
+ return error;
+ fail:
+ dev_err(&h->pdev->dev, "%s: scsi_host_alloc"
+ " failed for controller %d\n", __func__, h->ctlr);
+ return -ENOMEM;
}
static int wait_for_device_to_become_ready(struct ctlr_info *h,
--
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