X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fscsi%2Fmegaraid.c;h=d101a8a6f4e86f4206bd3f70697af1f3506158ff;hb=3eaf840e0b0046f56602c524c7ba58a82f5526c5;hp=dfea346b00a559975cc83853bafbf4f59dbcebd9;hpb=4060994c3e337b40e0f6fa8ce2cc178e021baf3d;p=powerpc.git diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index dfea346b00..d101a8a6f4 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -2,7 +2,7 @@ * * Linux MegaRAID device driver * - * Copyright © 2002 LSI Logic Corporation. + * Copyright (c) 2002 LSI Logic Corporation. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -17,7 +17,8 @@ * Copyright (c) 2003 Christoph Hellwig * - new-style, hotplug-aware pci probing and scsi registration * - * Version : v2.00.3 (Feb 19, 2003) - Atul Mukker + * Version : v2.00.4 Mon Nov 14 14:02:43 EST 2005 - Seokmann Ju + * * * Description: Linux device driver for LSI Logic MegaRAID controller * @@ -51,10 +52,10 @@ #include "megaraid.h" -#define MEGARAID_MODULE_VERSION "2.00.3" +#define MEGARAID_MODULE_VERSION "2.00.4" -MODULE_AUTHOR ("LSI Logic Corporation"); -MODULE_DESCRIPTION ("LSI Logic MegaRAID driver"); +MODULE_AUTHOR ("sju@lsil.com"); +MODULE_DESCRIPTION ("LSI Logic MegaRAID legacy driver"); MODULE_LICENSE ("GPL"); MODULE_VERSION(MEGARAID_MODULE_VERSION); @@ -380,23 +381,23 @@ megaraid_queue(Scsi_Cmnd *scmd, void (*done)(Scsi_Cmnd *)) spin_lock_irqsave(&adapter->lock, flags); scb = mega_build_cmd(adapter, scmd, &busy); + if (!scb) + goto out; - if(scb) { - scb->state |= SCB_PENDQ; - list_add_tail(&scb->list, &adapter->pending_list); + scb->state |= SCB_PENDQ; + list_add_tail(&scb->list, &adapter->pending_list); - /* - * Check if the HBA is in quiescent state, e.g., during a - * delete logical drive opertion. If it is, don't run - * the pending_list. - */ - if(atomic_read(&adapter->quiescent) == 0) { - mega_runpendq(adapter); - } - return 0; - } - spin_unlock_irqrestore(&adapter->lock, flags); + /* + * Check if the HBA is in quiescent state, e.g., during a + * delete logical drive opertion. If it is, don't run + * the pending_list. + */ + if (atomic_read(&adapter->quiescent) == 0) + mega_runpendq(adapter); + busy = 0; + out: + spin_unlock_irqrestore(&adapter->lock, flags); return busy; } @@ -664,7 +665,7 @@ mega_build_cmd(adapter_t *adapter, Scsi_Cmnd *cmd, int *busy) sg->offset; } else buf = cmd->request_buffer; - memset(cmd->request_buffer, 0, cmd->cmnd[4]); + memset(buf, 0, cmd->cmnd[4]); if (cmd->use_sg) { struct scatterlist *sg; @@ -4478,7 +4479,7 @@ mega_internal_command(adapter_t *adapter, megacmd_t *mc, mega_passthru *pthru) * serialized. This is so because we want to reserve maximum number of * available command ids for the I/O commands. */ - down(&adapter->int_mtx); + mutex_lock(&adapter->int_mtx); scb = &adapter->int_scb; memset(scb, 0, sizeof(scb_t)); @@ -4526,7 +4527,7 @@ mega_internal_command(adapter_t *adapter, megacmd_t *mc, mega_passthru *pthru) mc->cmd, mc->opcode, mc->subopcode, scmd->result); } - up(&adapter->int_mtx); + mutex_unlock(&adapter->int_mtx); return rval; } @@ -4553,7 +4554,7 @@ mega_internal_done(Scsi_Cmnd *scmd) static struct scsi_host_template megaraid_template = { .module = THIS_MODULE, .name = "MegaRAID", - .proc_name = "megaraid", + .proc_name = "megaraid_legacy", .info = megaraid_info, .queuecommand = megaraid_queue, .bios_param = megaraid_biosparam, @@ -4677,7 +4678,6 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) adapter->flag = flag; spin_lock_init(&adapter->lock); - scsi_assign_lock(host, &adapter->lock); host->cmd_per_lun = max_cmd_per_lun; host->max_sectors = max_sectors_per_io; @@ -4866,7 +4866,7 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) adapter->has_64bit_addr = 0; } - init_MUTEX(&adapter->int_mtx); + mutex_init(&adapter->int_mtx); init_completion(&adapter->int_waitq); adapter->this_id = DEFAULT_INITIATOR_ID; @@ -5038,22 +5038,12 @@ megaraid_shutdown(struct pci_dev *pdev) } static struct pci_device_id megaraid_pci_tbl[] = { - {PCI_VENDOR_ID_DELL, PCI_DEVICE_ID_DISCOVERY, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_DELL, PCI_DEVICE_ID_PERC4_DI, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, BOARD_64BIT}, - {PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_PERC4_QC_VERDE, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, BOARD_64BIT}, {PCI_VENDOR_ID_AMI, PCI_DEVICE_ID_AMI_MEGARAID, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_AMI, PCI_DEVICE_ID_AMI_MEGARAID2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_AMI, PCI_DEVICE_ID_AMI_MEGARAID3, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_AMI_MEGARAID3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_AMI_MEGARAID3, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {0,} }; MODULE_DEVICE_TABLE(pci, megaraid_pci_tbl); @@ -5096,7 +5086,7 @@ static int __init megaraid_init(void) * First argument (major) to register_chrdev implies a dynamic * major number allocation. */ - major = register_chrdev(0, "megadev", &megadev_fops); + major = register_chrdev(0, "megadev_legacy", &megadev_fops); if (!major) { printk(KERN_WARNING "megaraid: failed to register char device\n"); @@ -5110,7 +5100,7 @@ static void __exit megaraid_exit(void) /* * Unregister the character device interface to the driver. */ - unregister_chrdev(major, "megadev"); + unregister_chrdev(major, "megadev_legacy"); pci_unregister_driver(&megaraid_pci_driver);