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path: root/drivers/block/cciss.c
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Diffstat (limited to 'drivers/block/cciss.c')
-rw-r--r--drivers/block/cciss.c45
1 files changed, 30 insertions, 15 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 370dfe1c422e..5acc6c44aead 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -3469,13 +3469,39 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
3469 return -1; 3469 return -1;
3470} 3470}
3471 3471
3472static void cciss_remove_one(struct pci_dev *pdev) 3472static void cciss_shutdown(struct pci_dev *pdev)
3473{ 3473{
3474 ctlr_info_t *tmp_ptr; 3474 ctlr_info_t *tmp_ptr;
3475 int i, j; 3475 int i;
3476 char flush_buf[4]; 3476 char flush_buf[4];
3477 int return_code; 3477 int return_code;
3478 3478
3479 tmp_ptr = pci_get_drvdata(pdev);
3480 if (tmp_ptr == NULL)
3481 return;
3482 i = tmp_ptr->ctlr;
3483 if (hba[i] == NULL)
3484 return;
3485
3486 /* Turn board interrupts off and send the flush cache command */
3487 /* sendcmd will turn off interrupt, and send the flush...
3488 * To write all data in the battery backed cache to disks */
3489 memset(flush_buf, 0, 4);
3490 return_code = sendcmd(CCISS_CACHE_FLUSH, i, flush_buf, 4, 0, 0, 0, NULL,
3491 TYPE_CMD);
3492 if (return_code == IO_OK) {
3493 printk(KERN_INFO "Completed flushing cache on controller %d\n", i);
3494 } else {
3495 printk(KERN_WARNING "Error flushing cache on controller %d\n", i);
3496 }
3497 free_irq(hba[i]->intr[2], hba[i]);
3498}
3499
3500static void __devexit cciss_remove_one(struct pci_dev *pdev)
3501{
3502 ctlr_info_t *tmp_ptr;
3503 int i, j;
3504
3479 if (pci_get_drvdata(pdev) == NULL) { 3505 if (pci_get_drvdata(pdev) == NULL) {
3480 printk(KERN_ERR "cciss: Unable to remove device \n"); 3506 printk(KERN_ERR "cciss: Unable to remove device \n");
3481 return; 3507 return;
@@ -3506,18 +3532,7 @@ static void cciss_remove_one(struct pci_dev *pdev)
3506 3532
3507 cciss_unregister_scsi(i); /* unhook from SCSI subsystem */ 3533 cciss_unregister_scsi(i); /* unhook from SCSI subsystem */
3508 3534
3509 /* Turn board interrupts off and send the flush cache command */ 3535 cciss_shutdown(pdev);
3510 /* sendcmd will turn off interrupt, and send the flush...
3511 * To write all data in the battery backed cache to disks */
3512 memset(flush_buf, 0, 4);
3513 return_code = sendcmd(CCISS_CACHE_FLUSH, i, flush_buf, 4, 0, 0, 0, NULL,
3514 TYPE_CMD);
3515 if (return_code == IO_OK) {
3516 printk(KERN_INFO "Completed flushing cache on controller %d\n", i);
3517 } else {
3518 printk(KERN_WARNING "Error flushing cache on controller %d\n", i);
3519 }
3520 free_irq(hba[i]->intr[2], hba[i]);
3521 3536
3522#ifdef CONFIG_PCI_MSI 3537#ifdef CONFIG_PCI_MSI
3523 if (hba[i]->msix_vector) 3538 if (hba[i]->msix_vector)
@@ -3550,7 +3565,7 @@ static struct pci_driver cciss_pci_driver = {
3550 .probe = cciss_init_one, 3565 .probe = cciss_init_one,
3551 .remove = __devexit_p(cciss_remove_one), 3566 .remove = __devexit_p(cciss_remove_one),
3552 .id_table = cciss_pci_device_id, /* id_table */ 3567 .id_table = cciss_pci_device_id, /* id_table */
3553 .shutdown = cciss_remove_one, 3568 .shutdown = cciss_shutdown,
3554}; 3569};
3555 3570
3556/* 3571/*