*
* 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
* Copyright (c) 2003 Christoph Hellwig <hch@lst.de>
* - new-style, hotplug-aware pci probing and scsi registration
*
- * Version : v2.00.3 (Feb 19, 2003) - Atul Mukker <Atul.Mukker@lsil.com>
+ * Version : v2.00.4 Mon Nov 14 14:02:43 EST 2005 - Seokmann Ju
+ * <Seokmann.Ju@lsil.com>
*
* Description: Linux device driver for LSI Logic MegaRAID controller
*
#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);
adapter_t *adapter;
scb_t *scb;
int busy=0;
+ unsigned long flags;
adapter = (adapter_t *)scmd->device->host->hostdata;
* return 0 in that case.
*/
+ 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;
- }
+ /*
+ * 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;
}
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;
list_for_each(pos, &adapter->completed_list) {
- Scsi_Pointer* spos = (Scsi_Pointer *)pos;
+ struct scsi_pointer* spos = (struct scsi_pointer *)pos;
cmd = list_entry(spos, Scsi_Cmnd, SCp);
cmd->scsi_done(cmd);
mc.cmd = MEGA_CLUSTER_CMD;
mc.opcode = MEGA_RESET_RESERVATIONS;
- if( mega_internal_command(adapter, LOCK_INT, &mc, NULL) != 0 ) {
+ if( mega_internal_command(adapter, &mc, NULL) != 0 ) {
printk(KERN_WARNING
"megaraid: reservation reset failed.\n");
}
mc.cmd = FC_NEW_CONFIG;
mc.opcode = OP_DCMD_READ_CONFIG;
- if( mega_internal_command(adapter, LOCK_INT, &mc, NULL) ) {
+ if( mega_internal_command(adapter, &mc, NULL) ) {
len = sprintf(page, "40LD read config failed.\n");
else {
mc.cmd = NEW_READ_CONFIG_8LD;
- if( mega_internal_command(adapter, LOCK_INT, &mc, NULL) ) {
+ if( mega_internal_command(adapter, &mc, NULL) ) {
mc.cmd = READ_CONFIG_8LD;
- if( mega_internal_command(adapter, LOCK_INT, &mc,
+ if( mega_internal_command(adapter, &mc,
NULL) ){
len = sprintf(page,
/*
* Issue the command
*/
- mega_internal_command(adapter, LOCK_INT, &mc, pthru);
+ mega_internal_command(adapter, &mc, pthru);
rval = mega_n_to_m((void __user *)arg, &mc);
/*
* Issue the command
*/
- mega_internal_command(adapter, LOCK_INT, &mc, NULL);
+ mega_internal_command(adapter, &mc, NULL);
rval = mega_n_to_m((void __user *)arg, &mc);
mc.opcode = OP_DEL_LOGDRV;
mc.subopcode = logdrv;
- rval = mega_internal_command(adapter, LOCK_INT, &mc, NULL);
+ rval = mega_internal_command(adapter, &mc, NULL);
/* log this event */
if(rval) {
mc.xferaddr = (u32)dma_handle;
- if ( mega_internal_command(adapter, LOCK_INT, &mc, NULL) != 0 ) {
+ if ( mega_internal_command(adapter, &mc, NULL) != 0 ) {
return -1;
}
mc.cmd = MEGA_MBOXCMD_PASSTHRU;
mc.xferaddr = (u32)pthru_dma_handle;
- rval = mega_internal_command(adapter, LOCK_INT, &mc, pthru);
+ rval = mega_internal_command(adapter, &mc, pthru);
pci_free_consistent(pdev, sizeof(mega_passthru), pthru,
pthru_dma_handle);
/**
* mega_internal_command()
* @adapter - pointer to our soft state
- * @ls - the scope of the exclusion lock.
* @mc - the mailbox command
* @pthru - Passthru structure for DCDB commands
*
* Note: parameter 'pthru' is null for non-passthru commands.
*/
static int
-mega_internal_command(adapter_t *adapter, lockscope_t ls, megacmd_t *mc,
- mega_passthru *pthru )
+mega_internal_command(adapter_t *adapter, megacmd_t *mc, mega_passthru *pthru)
{
Scsi_Cmnd *scmd;
struct scsi_device *sdev;
* 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));
scb->idx = CMDID_INT_CMDS;
- /*
- * Get the lock only if the caller has not acquired it already
- */
- if( ls == LOCK_INT ) spin_lock_irqsave(&adapter->lock, flags);
-
megaraid_queue(scmd, mega_internal_done);
- if( ls == LOCK_INT ) spin_unlock_irqrestore(&adapter->lock, flags);
-
wait_for_completion(&adapter->int_waitq);
rval = scmd->result;
mc->cmd, mc->opcode, mc->subopcode, scmd->result);
}
- up(&adapter->int_mtx);
+ mutex_unlock(&adapter->int_mtx);
return rval;
}
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,
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;
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;
}
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);
* 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");
/*
* Unregister the character device interface to the driver.
*/
- unregister_chrdev(major, "megadev");
+ unregister_chrdev(major, "megadev_legacy");
pci_unregister_driver(&megaraid_pci_driver);
projects / linux-2.6-omap-h63xx.git / blobdiff