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[SCSI] hpsa: factor out hpsa_wait_for_board_ready

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Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Stephen M. Cameron 2010-05-27 15:13:12 -05:00 committed by James Bottomley
parent 3a7774ceb8
commit 2c4c8c8b66
1 changed files with 17 additions and 12 deletions
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29
drivers/scsi/hpsa.c
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@ -3302,9 +3302,23 @@ static int __devinit hpsa_pci_find_memory_BAR(struct ctlr_info *h,
return -ENODEV;
}
static int __devinit hpsa_wait_for_board_ready(struct ctlr_info *h)
{
int i;
u32 scratchpad;
for (i = 0; i < HPSA_BOARD_READY_ITERATIONS; i++) {
scratchpad = readl(h->vaddr + SA5_SCRATCHPAD_OFFSET);
if (scratchpad == HPSA_FIRMWARE_READY)
return 0;
msleep(HPSA_BOARD_READY_POLL_INTERVAL_MSECS);
}
dev_warn(&h->pdev->dev, "board not ready, timed out.\n");
return -ENODEV;
}
static int __devinit hpsa_pci_init(struct ctlr_info *h)
{
u32 scratchpad = 0;
u64 cfg_offset;
u32 cfg_base_addr;
u64 cfg_base_addr_index;
@ -3339,18 +3353,9 @@ static int __devinit hpsa_pci_init(struct ctlr_info *h)
goto err_out_free_res;
h->vaddr = remap_pci_mem(h->paddr, 0x250);
/* Wait for the board to become ready. */
for (i = 0; i < HPSA_BOARD_READY_ITERATIONS; i++) {
scratchpad = readl(h->vaddr + SA5_SCRATCHPAD_OFFSET);
if (scratchpad == HPSA_FIRMWARE_READY)
break;
msleep(HPSA_BOARD_READY_POLL_INTERVAL_MSECS);
}
if (scratchpad != HPSA_FIRMWARE_READY) {
dev_warn(&h->pdev->dev, "board not ready, timed out.\n");
err = -ENODEV;
err = hpsa_wait_for_board_ready(h);
if (err)
goto err_out_free_res;
}
/* get the address index number */
cfg_base_addr = readl(h->vaddr + SA5_CTCFG_OFFSET);