[SCSI] arcmsr: 1.20.00.15: add SATA RAID plus other fixes
Description:
** support ARC1200/1201/1202 SATA RAID adapter, which is named
ACB_ADAPTER_TYPE_B
** modify the arcmsr_pci_slot_reset function
** modify the arcmsr_pci_ers_disconnect_forepart function
** modify the arcmsr_pci_ers_need_reset_forepart function
Signed-off-by: Nick Cheng <nick.cheng@areca.com.tw>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/arcmsr/arcmsr_attr.c b/drivers/scsi/arcmsr/arcmsr_attr.c
index 06c0dce..0f0a1ae 100644
--- a/drivers/scsi/arcmsr/arcmsr_attr.c
+++ b/drivers/scsi/arcmsr/arcmsr_attr.c
@@ -8,7 +8,7 @@
** Copyright (C) 2002 - 2005, Areca Technology Corporation All rights reserved
**
** Web site: www.areca.com.tw
-** E-mail: erich@areca.com.tw
+** E-mail: support@areca.com.tw
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License version 2 as
@@ -49,6 +49,7 @@
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/delay.h>
+#include <linux/pci.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
@@ -58,15 +59,11 @@
struct class_device_attribute *arcmsr_host_attrs[];
-static ssize_t
-arcmsr_sysfs_iop_message_read(struct kobject *kobj,
- struct bin_attribute *bin_attr,
- char *buf, loff_t off, size_t count)
+static ssize_t arcmsr_sysfs_iop_message_read(struct kobject *kobj, char *buf, loff_t off, size_t count)
{
struct class_device *cdev = container_of(kobj,struct class_device,kobj);
struct Scsi_Host *host = class_to_shost(cdev);
struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
- struct MessageUnit __iomem *reg = acb->pmu;
uint8_t *pQbuffer,*ptmpQbuffer;
int32_t allxfer_len = 0;
@@ -85,12 +82,13 @@
allxfer_len++;
}
if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
- struct QBUFFER __iomem * prbuffer = (struct QBUFFER __iomem *)
- ®->message_rbuffer;
- uint8_t __iomem * iop_data = (uint8_t __iomem *)prbuffer->data;
+ struct QBUFFER *prbuffer;
+ uint8_t *iop_data;
int32_t iop_len;
acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
+ prbuffer = arcmsr_get_iop_rqbuffer(acb);
+ iop_data = (uint8_t *)prbuffer->data;
iop_len = readl(&prbuffer->data_len);
while (iop_len > 0) {
acb->rqbuffer[acb->rqbuf_lastindex] = readb(iop_data);
@@ -99,16 +97,12 @@
iop_data++;
iop_len--;
}
- writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK,
- ®->inbound_doorbell);
+ arcmsr_iop_message_read(acb);
}
return (allxfer_len);
}
-static ssize_t
-arcmsr_sysfs_iop_message_write(struct kobject *kobj,
- struct bin_attribute *bin_attr,
- char *buf, loff_t off, size_t count)
+static ssize_t arcmsr_sysfs_iop_message_write(struct kobject *kobj, char *buf, loff_t off, size_t count)
{
struct class_device *cdev = container_of(kobj,struct class_device,kobj);
struct Scsi_Host *host = class_to_shost(cdev);
@@ -126,7 +120,7 @@
wqbuf_lastindex = acb->wqbuf_lastindex;
wqbuf_firstindex = acb->wqbuf_firstindex;
if (wqbuf_lastindex != wqbuf_firstindex) {
- arcmsr_post_Qbuffer(acb);
+ arcmsr_post_ioctldata2iop(acb);
return 0; /*need retry*/
} else {
my_empty_len = (wqbuf_firstindex-wqbuf_lastindex - 1)
@@ -144,7 +138,7 @@
if (acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_CLEARED) {
acb->acb_flags &=
~ACB_F_MESSAGE_WQBUFFER_CLEARED;
- arcmsr_post_Qbuffer(acb);
+ arcmsr_post_ioctldata2iop(acb);
}
return count;
} else {
@@ -153,15 +147,11 @@
}
}
-static ssize_t
-arcmsr_sysfs_iop_message_clear(struct kobject *kobj,
- struct bin_attribute *bin_attr,
- char *buf, loff_t off, size_t count)
+static ssize_t arcmsr_sysfs_iop_message_clear(struct kobject *kobj, char *buf, loff_t off, size_t count)
{
struct class_device *cdev = container_of(kobj,struct class_device,kobj);
struct Scsi_Host *host = class_to_shost(cdev);
struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
- struct MessageUnit __iomem *reg = acb->pmu;
uint8_t *pQbuffer;
if (!capable(CAP_SYS_ADMIN))
@@ -169,8 +159,7 @@
if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
- writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK
- , ®->inbound_doorbell);
+ arcmsr_iop_message_read(acb);
}
acb->acb_flags |=
(ACB_F_MESSAGE_WQBUFFER_CLEARED
@@ -191,6 +180,7 @@
.attr = {
.name = "mu_read",
.mode = S_IRUSR ,
+ .owner = THIS_MODULE,
},
.size = 1032,
.read = arcmsr_sysfs_iop_message_read,
@@ -200,6 +190,7 @@
.attr = {
.name = "mu_write",
.mode = S_IWUSR,
+ .owner = THIS_MODULE,
},
.size = 1032,
.write = arcmsr_sysfs_iop_message_write,
@@ -209,6 +200,7 @@
.attr = {
.name = "mu_clear",
.mode = S_IWUSR,
+ .owner = THIS_MODULE,
},
.size = 1,
.write = arcmsr_sysfs_iop_message_clear,
@@ -219,31 +211,26 @@
struct Scsi_Host *host = acb->host;
int error;
- error = sysfs_create_bin_file(&host->shost_classdev.kobj,
- &arcmsr_sysfs_message_read_attr);
+ error = sysfs_create_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_read_attr);
if (error) {
printk(KERN_ERR "arcmsr: alloc sysfs mu_read failed\n");
goto error_bin_file_message_read;
}
- error = sysfs_create_bin_file(&host->shost_classdev.kobj,
- &arcmsr_sysfs_message_write_attr);
+ error = sysfs_create_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_write_attr);
if (error) {
printk(KERN_ERR "arcmsr: alloc sysfs mu_write failed\n");
goto error_bin_file_message_write;
}
- error = sysfs_create_bin_file(&host->shost_classdev.kobj,
- &arcmsr_sysfs_message_clear_attr);
+ error = sysfs_create_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_clear_attr);
if (error) {
printk(KERN_ERR "arcmsr: alloc sysfs mu_clear failed\n");
goto error_bin_file_message_clear;
}
return 0;
error_bin_file_message_clear:
- sysfs_remove_bin_file(&host->shost_classdev.kobj,
- &arcmsr_sysfs_message_write_attr);
+ sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_write_attr);
error_bin_file_message_write:
- sysfs_remove_bin_file(&host->shost_classdev.kobj,
- &arcmsr_sysfs_message_read_attr);
+ sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_read_attr);
error_bin_file_message_read:
return error;
}
@@ -252,12 +239,9 @@
arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb) {
struct Scsi_Host *host = acb->host;
- sysfs_remove_bin_file(&host->shost_classdev.kobj,
- &arcmsr_sysfs_message_clear_attr);
- sysfs_remove_bin_file(&host->shost_classdev.kobj,
- &arcmsr_sysfs_message_write_attr);
- sysfs_remove_bin_file(&host->shost_classdev.kobj,
- &arcmsr_sysfs_message_read_attr);
+ sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_clear_attr);
+ sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_write_attr);
+ sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_read_attr);
}