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path: root/drivers/scsi/aacraid/linit.c
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Diffstat (limited to 'drivers/scsi/aacraid/linit.c')
-rw-r--r--drivers/scsi/aacraid/linit.c128
1 files changed, 88 insertions, 40 deletions
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index e9373a2d14f..4921ed19a02 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -5,7 +5,8 @@
* based on the old aacraid driver that is..
* Adaptec aacraid device driver for Linux.
*
- * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com)
+ * Copyright (c) 2000-2010 Adaptec, Inc.
+ * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -37,8 +38,9 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/pci.h>
+#include <linux/pci-aspm.h>
#include <linux/slab.h>
-#include <linux/smp_lock.h>
+#include <linux/mutex.h>
#include <linux/spinlock.h>
#include <linux/syscalls.h>
#include <linux/delay.h>
@@ -54,11 +56,10 @@
#include "aacraid.h"
-#define AAC_DRIVER_VERSION "1.1-5"
+#define AAC_DRIVER_VERSION "1.2-0"
#ifndef AAC_DRIVER_BRANCH
#define AAC_DRIVER_BRANCH ""
#endif
-#define AAC_DRIVER_BUILD_DATE __DATE__ " " __TIME__
#define AAC_DRIVERNAME "aacraid"
#ifdef AAC_DRIVER_BUILD
@@ -66,7 +67,7 @@
#define str(x) _str(x)
#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH
#else
-#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH " " AAC_DRIVER_BUILD_DATE
+#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH
#endif
MODULE_AUTHOR("Red Hat Inc and Adaptec");
@@ -76,6 +77,7 @@ MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, "
MODULE_LICENSE("GPL");
MODULE_VERSION(AAC_DRIVER_FULL_VERSION);
+static DEFINE_MUTEX(aac_mutex);
static LIST_HEAD(aac_devices);
static int aac_cfg_major = -1;
char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
@@ -86,13 +88,7 @@ char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
*
* Note: The last field is used to index into aac_drivers below.
*/
-#ifdef DECLARE_PCI_DEVICE_TABLE
-static DECLARE_PCI_DEVICE_TABLE(aac_pci_tbl) = {
-#elif defined(__devinitconst)
-static const struct pci_device_id aac_pci_tbl[] __devinitconst = {
-#else
-static const struct pci_device_id aac_pci_tbl[] __devinitdata = {
-#endif
+static const struct pci_device_id aac_pci_tbl[] = {
{ 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */
{ 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */
{ 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */
@@ -160,6 +156,10 @@ static const struct pci_device_id aac_pci_tbl[] __devinitdata = {
{ 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */
{ 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */
{ 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */
+ { 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 }, /* Adaptec PMC Series 6 (Tupelo) */
+ { 0x9005, 0x028c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 63 }, /* Adaptec PMC Series 7 (Denali) */
+ { 0x9005, 0x028d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 64 }, /* Adaptec PMC Series 8 */
+ { 0x9005, 0x028f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 65 }, /* Adaptec PMC Series 9 */
{ 0,}
};
MODULE_DEVICE_TABLE(pci, aac_pci_tbl);
@@ -234,7 +234,11 @@ static struct aac_driver_ident aac_drivers[] = {
{ aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend Catchall */
{ aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */
{ aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */
- { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec NEMER/ARK Catch All */
+ { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec NEMER/ARK Catch All */
+ { aac_src_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 6 (Tupelo) */
+ { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 7 (Denali) */
+ { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 8 */
+ { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec PMC Series 9 */
};
/**
@@ -247,7 +251,7 @@ static struct aac_driver_ident aac_drivers[] = {
* TODO: unify with aac_scsi_cmd().
*/
-static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
+static int aac_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
{
struct Scsi_Host *host = cmd->device->host;
struct aac_dev *dev = (struct aac_dev *)host->hostdata;
@@ -266,6 +270,8 @@ static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd
return (aac_scsi_cmd(cmd) ? FAILED : 0);
}
+static DEF_SCSI_QCMD(aac_queuecommand)
+
/**
* aac_info - Returns the host adapter name
* @shost: Scsi host to report on
@@ -650,8 +656,10 @@ static int aac_eh_reset(struct scsi_cmnd* cmd)
* This adapter needs a blind reset, only do so for Adapters that
* support a register, instead of a commanded, reset.
*/
- if ((aac->supplement_adapter_info.SupportedOptions2 &
- AAC_OPTION_MU_RESET) &&
+ if (((aac->supplement_adapter_info.SupportedOptions2 &
+ AAC_OPTION_MU_RESET) ||
+ (aac->supplement_adapter_info.SupportedOptions2 &
+ AAC_OPTION_DOORBELL_RESET)) &&
aac_check_reset &&
((aac_check_reset != 1) ||
!(aac->supplement_adapter_info.SupportedOptions2 &
@@ -678,7 +686,7 @@ static int aac_cfg_open(struct inode *inode, struct file *file)
unsigned minor_number = iminor(inode);
int err = -ENODEV;
- lock_kernel(); /* BKL pushdown: nothing else protects this list */
+ mutex_lock(&aac_mutex); /* BKL pushdown: nothing else protects this list */
list_for_each_entry(aac, &aac_devices, entry) {
if (aac->id == minor_number) {
file->private_data = aac;
@@ -686,7 +694,7 @@ static int aac_cfg_open(struct inode *inode, struct file *file)
break;
}
}
- unlock_kernel();
+ mutex_unlock(&aac_mutex);
return err;
}
@@ -705,19 +713,24 @@ static int aac_cfg_open(struct inode *inode, struct file *file)
* Bugs: Needs to handle hot plugging
*/
-static int aac_cfg_ioctl(struct inode *inode, struct file *file,
+static long aac_cfg_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
+ int ret;
if (!capable(CAP_SYS_RAWIO))
return -EPERM;
- return aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
+ mutex_lock(&aac_mutex);
+ ret = aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
+ mutex_unlock(&aac_mutex);
+
+ return ret;
}
#ifdef CONFIG_COMPAT
static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
{
long ret;
- lock_kernel();
+ mutex_lock(&aac_mutex);
switch (cmd) {
case FSACTL_MINIPORT_REV_CHECK:
case FSACTL_SENDFIB:
@@ -751,13 +764,15 @@ static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long
ret = -ENOIOCTLCMD;
break;
}
- unlock_kernel();
+ mutex_unlock(&aac_mutex);
return ret;
}
static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
{
struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
+ if (!capable(CAP_SYS_RAWIO))
+ return -EPERM;
return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
}
@@ -765,7 +780,7 @@ static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long
{
if (!capable(CAP_SYS_RAWIO))
return -EPERM;
- return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg);
+ return aac_compat_do_ioctl(file->private_data, cmd, arg);
}
#endif
@@ -882,16 +897,17 @@ static ssize_t aac_show_serial_number(struct device *device,
int len = 0;
if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
- len = snprintf(buf, PAGE_SIZE, "%06X\n",
+ len = snprintf(buf, 16, "%06X\n",
le32_to_cpu(dev->adapter_info.serial[0]));
if (len &&
!memcmp(&dev->supplement_adapter_info.MfgPcbaSerialNo[
sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo)-len],
buf, len-1))
- len = snprintf(buf, PAGE_SIZE, "%.*s\n",
+ len = snprintf(buf, 16, "%.*s\n",
(int)sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo),
dev->supplement_adapter_info.MfgPcbaSerialNo);
- return len;
+
+ return min(len, 16);
}
static ssize_t aac_show_max_channel(struct device *device,
@@ -1029,11 +1045,12 @@ ssize_t aac_get_serial_number(struct device *device, char *buf)
static const struct file_operations aac_cfg_fops = {
.owner = THIS_MODULE,
- .ioctl = aac_cfg_ioctl,
+ .unlocked_ioctl = aac_cfg_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = aac_compat_cfg_ioctl,
#endif
.open = aac_cfg_open,
+ .llseek = noop_llseek,
};
static struct scsi_host_template aac_driver_template = {
@@ -1064,12 +1081,22 @@ static struct scsi_host_template aac_driver_template = {
#endif
.use_clustering = ENABLE_CLUSTERING,
.emulated = 1,
+ .no_write_same = 1,
};
static void __aac_shutdown(struct aac_dev * aac)
{
- if (aac->aif_thread)
+ if (aac->aif_thread) {
+ int i;
+ /* Clear out events first */
+ for (i = 0; i < (aac->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); i++) {
+ struct fib *fib = &aac->fibs[i];
+ if (!(fib->hw_fib_va->header.XferState & cpu_to_le32(NoResponseExpected | Async)) &&
+ (fib->hw_fib_va->header.XferState & cpu_to_le32(ResponseExpected)))
+ up(&fib->event_wait);
+ }
kthread_stop(aac->thread);
+ }
aac_send_shutdown(aac);
aac_adapter_disable_int(aac);
free_irq(aac->pdev->irq, aac);
@@ -1077,8 +1104,7 @@ static void __aac_shutdown(struct aac_dev * aac)
pci_disable_msi(aac->pdev);
}
-static int __devinit aac_probe_one(struct pci_dev *pdev,
- const struct pci_device_id *id)
+static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
{
unsigned index = id->driver_data;
struct Scsi_Host *shost;
@@ -1086,6 +1112,8 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
struct list_head *insert = &aac_devices;
int error = -ENODEV;
int unique_id = 0;
+ u64 dmamask;
+ extern int aac_sync_mode;
list_for_each_entry(aac, &aac_devices, entry) {
if (aac->id > unique_id)
@@ -1094,22 +1122,26 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
unique_id++;
}
+ pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 |
+ PCIE_LINK_STATE_CLKPM);
+
error = pci_enable_device(pdev);
if (error)
goto out;
error = -ENODEV;
- if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) ||
- pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
- goto out_disable_pdev;
/*
* If the quirk31 bit is set, the adapter needs adapter
* to driver communication memory to be allocated below 2gig
*/
if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
- if (pci_set_dma_mask(pdev, DMA_BIT_MASK(31)) ||
- pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(31)))
- goto out_disable_pdev;
+ dmamask = DMA_BIT_MASK(31);
+ else
+ dmamask = DMA_BIT_MASK(32);
+
+ if (pci_set_dma_mask(pdev, dmamask) ||
+ pci_set_consistent_dma_mask(pdev, dmamask))
+ goto out_disable_pdev;
pci_set_master(pdev);
@@ -1118,11 +1150,11 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
goto out_disable_pdev;
shost->irq = pdev->irq;
- shost->base = pci_resource_start(pdev, 0);
shost->unique_id = unique_id;
shost->max_cmd_len = 16;
aac = (struct aac_dev *)shost->hostdata;
+ aac->base_start = pci_resource_start(pdev, 0);
aac->scsi_host_ptr = shost;
aac->pdev = pdev;
aac->name = aac_driver_template.name;
@@ -1130,7 +1162,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
aac->cardtype = index;
INIT_LIST_HEAD(&aac->entry);
- aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL);
+ aac->fibs = kzalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL);
if (!aac->fibs)
goto out_free_host;
spin_lock_init(&aac->fib_lock);
@@ -1142,6 +1174,21 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
if ((*aac_drivers[index].init)(aac))
goto out_unmap;
+ if (aac->sync_mode) {
+ if (aac_sync_mode)
+ printk(KERN_INFO "%s%d: Sync. mode enforced "
+ "by driver parameter. This will cause "
+ "a significant performance decrease!\n",
+ aac->name,
+ aac->id);
+ else
+ printk(KERN_INFO "%s%d: Async. mode not supported "
+ "by current driver, sync. mode enforced."
+ "\nPlease update driver to get full performance.\n",
+ aac->name,
+ aac->id);
+ }
+
/*
* Start any kernel threads needed
*/
@@ -1149,6 +1196,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
if (IS_ERR(aac->thread)) {
printk(KERN_ERR "aacraid: Unable to create command thread.\n");
error = PTR_ERR(aac->thread);
+ aac->thread = NULL;
goto out_deinit;
}
@@ -1258,7 +1306,7 @@ static void aac_shutdown(struct pci_dev *dev)
__aac_shutdown((struct aac_dev *)shost->hostdata);
}
-static void __devexit aac_remove_one(struct pci_dev *pdev)
+static void aac_remove_one(struct pci_dev *pdev)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
@@ -1289,7 +1337,7 @@ static struct pci_driver aac_pci_driver = {
.name = AAC_DRIVERNAME,
.id_table = aac_pci_tbl,
.probe = aac_probe_one,
- .remove = __devexit_p(aac_remove_one),
+ .remove = aac_remove_one,
.shutdown = aac_shutdown,
};
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 07:01:55 +0000