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[SCSI] aacraid: Added Sync.mode to support series 7/8/9 controllers

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Added Sync. mode to support Series 7/8/9 controller families: This is a
compatibility mode for all these controller families. The Async. (Performance)
mode can be changed in the future.  First Async. mode version added for Series
7; Controller parameter aac_sync_mode added

Signed-off-by: Mahesh Rajashekhara <aacraid@pmc-sierra.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
此提交包含在：
Mahesh Rajashekhara
2012-02-08 22:51:04 -08:00
提交者 James Bottomley
父節點 70fc872c73
當前提交 116046127d
共有 8 個檔案被更改，包括 342 行新增 和 67 行删除
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28
drivers/scsi/aacraid/linit.c
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@@ -56,7 +56,7 @@
#include "aacraid.h"
#define AAC_DRIVER_VERSION "1.1-7"
#define AAC_DRIVER_VERSION "1.2-0"
#ifndef AAC_DRIVER_BRANCH
#define AAC_DRIVER_BRANCH ""
#endif
@@ -162,7 +162,10 @@ 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 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);
@@ -238,7 +241,10 @@ static struct aac_driver_ident aac_drivers[] = {
{ 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_src_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec PMC 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 */
};
/**
@@ -1102,6 +1108,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
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)
@@ -1162,6 +1169,21 @@ 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
*/