diff options
| author | Stephen M. Cameron <scameron@beardog.cce.hp.com> | 2010-05-27 15:13:07 -0500 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2010-07-27 12:01:05 -0500 |
| commit | 3a7774ceb89f02f78e269b5c900096b066b66c3c (patch) | |
| tree | ebc98774eb2328758f3fe04f55b21df68c1dca73 /drivers | |
| parent | 6b3f4c52b29eee17285a6cd57071c9ac7736d172 (diff) | |
| download | linux-3a7774ceb89f02f78e269b5c900096b066b66c3c.tar.gz linux-3a7774ceb89f02f78e269b5c900096b066b66c3c.tar.bz2 linux-3a7774ceb89f02f78e269b5c900096b066b66c3c.zip | |
[SCSI] hpsa: factor out hpsa_find_memory_BAR
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/hpsa.c | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 66b7dcfb7276..0582f2fc11f0 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -3285,6 +3285,23 @@ static inline bool hpsa_board_disabled(struct pci_dev *pdev) return ((command & PCI_COMMAND_MEMORY) == 0); } +static int __devinit hpsa_pci_find_memory_BAR(struct ctlr_info *h, + unsigned long *memory_bar) +{ + int i; + + for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) + if (pci_resource_flags(h->pdev, i) & IORESOURCE_MEM) { + /* addressing mode bits already removed */ + *memory_bar = pci_resource_start(h->pdev, i); + dev_dbg(&h->pdev->dev, "memory BAR = %lx\n", + *memory_bar); + return 0; + } + dev_warn(&h->pdev->dev, "no memory BAR found\n"); + return -ENODEV; +} + static int __devinit hpsa_pci_init(struct ctlr_info *h) { u32 scratchpad = 0; @@ -3317,22 +3334,9 @@ static int __devinit hpsa_pci_init(struct ctlr_info *h) return err; } hpsa_interrupt_mode(h); - - /* find the memory BAR */ - for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { - if (pci_resource_flags(h->pdev, i) & IORESOURCE_MEM) - break; - } - if (i == DEVICE_COUNT_RESOURCE) { - dev_warn(&h->pdev->dev, "no memory BAR found\n"); - err = -ENODEV; + err = hpsa_pci_find_memory_BAR(h, &h->paddr); + if (err) goto err_out_free_res; - } - - h->paddr = pci_resource_start(h->pdev, i); /* addressing mode bits - * already removed - */ - h->vaddr = remap_pci_mem(h->paddr, 0x250); /* Wait for the board to become ready. */ |