From 4ff9a9a4baff2627d7bcf65d0ec07d647bc1ad29 Mon Sep 17 00:00:00 2001 From: Mike Miller Date: Wed, 6 Dec 2006 20:35:00 -0800 Subject: [PATCH] [PATCH] cciss: reference driver support Add the support to fire up on any HP RAID class device that has a valid cciss signature. Signed-off-by: Mike Miller Acked-by: Jens Axboe Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/block/cciss.c | 30 +++++++++++++++++++++++------- 1 file changed, 23 insertions(+), 7 deletions(-) diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 0af6f356fba5..d1f65def8ebb 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -83,6 +83,8 @@ static const struct pci_device_id cciss_pci_device_id[] = { {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSD, 0x103C, 0x3214}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSD, 0x103C, 0x3215}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSC, 0x103C, 0x3233}, + {PCI_VENDOR_ID_HP, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, + PCI_CLASS_STORAGE_RAID << 8, 0xffff << 8, 0}, {0,} }; @@ -112,6 +114,7 @@ static struct board_type products[] = { {0x3214103C, "Smart Array E200i", &SA5_access}, {0x3215103C, "Smart Array E200i", &SA5_access}, {0x3233103C, "Smart Array E500", &SA5_access}, + {0xFFFF103C, "Unknown Smart Array", &SA5_access}, }; /* How long to wait (in milliseconds) for board to go into simple mode */ @@ -2960,13 +2963,6 @@ static int cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev) break; } } - if (i == ARRAY_SIZE(products)) { - printk(KERN_WARNING "cciss: Sorry, I don't know how" - " to access the Smart Array controller %08lx\n", - (unsigned long)board_id); - err = -ENODEV; - goto err_out_free_res; - } if ((readb(&c->cfgtable->Signature[0]) != 'C') || (readb(&c->cfgtable->Signature[1]) != 'I') || (readb(&c->cfgtable->Signature[2]) != 'S') || @@ -2975,6 +2971,26 @@ static int cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev) err = -ENODEV; goto err_out_free_res; } + /* We didn't find the controller in our list. We know the + * signature is valid. If it's an HP device let's try to + * bind to the device and fire it up. Otherwise we bail. + */ + if (i == ARRAY_SIZE(products)) { + if (subsystem_vendor_id == PCI_VENDOR_ID_HP) { + c->product_name = products[i-1].product_name; + c->access = *(products[i-1].access); + printk(KERN_WARNING "cciss: This is an unknown " + "Smart Array controller.\n" + "cciss: Please update to the latest driver " + "available from www.hp.com.\n"); + } else { + printk(KERN_WARNING "cciss: Sorry, I don't know how" + " to access the Smart Array controller %08lx\n" + , (unsigned long)board_id); + err = -ENODEV; + goto err_out_free_res; + } + } #ifdef CONFIG_X86 { /* Need to enable prefetch in the SCSI core for 6400 in x86 */ -- 2.20.1