[PATCH 1/5] arcmsr: Re-name the HBA Type

From: NickCheng
Date: Fri Oct 12 2012 - 05:04:42 EST

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In reply to: James Bottomley: "Re: [PATCH 1/5] arcmsr: Re-name the HBA Type"
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From: Nick Cheng <nick.cheng@xxxxxxxxxxxx>

Replace the nameing, hba, hbb and hbc, with hbaA, hbaB abd hbaC respectively
Signed-off-by: Nick Cheng <nick.cheng@xxxxxxxxxxxx>
---
diff -uprN a//drivers/scsi/arcmsr/arcmsr_attr.c b//drivers/scsi/arcmsr/arcmsr_attr.c
--- a//drivers/scsi/arcmsr/arcmsr_attr.c 2012-10-11 17:45:19.397738033 +0800
+++ b//drivers/scsi/arcmsr/arcmsr_attr.c 2012-10-12 16:22:28.147962534 +0800
@@ -59,15 +59,17 @@

struct device_attribute *arcmsr_host_attrs[];

-static ssize_t arcmsr_sysfs_iop_message_read(struct file *filp,
- struct kobject *kobj,
- struct bin_attribute *bin,
- char *buf, loff_t off,
- size_t count)
+static ssize_t
+arcmsr_sysfs_iop_message_read(struct file *filp,
+ struct kobject *kobj,
+ struct bin_attribute *bin,
+ char *buf, loff_t off,
+ size_t count)
{
- struct device *dev = container_of(kobj,struct device,kobj);
+ struct device *dev = container_of(kobj, struct device, kobj);
struct Scsi_Host *host = class_to_shost(dev);
- struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+ struct AdapterControlBlock *acb =
+ (struct AdapterControlBlock *)host->hostdata;
uint8_t *pQbuffer,*ptmpQbuffer;
int32_t allxfer_len = 0;

@@ -95,7 +97,8 @@ static ssize_t arcmsr_sysfs_iop_message_
iop_data = prbuffer->data;
iop_len = readl(&prbuffer->data_len);
while (iop_len > 0) {
- acb->rqbuffer[acb->rqbuf_lastindex] = readb(iop_data);
+ acb->rqbuffer[acb->rqbuf_lastindex] =
+ readb(iop_data);
acb->rqbuf_lastindex++;
acb->rqbuf_lastindex %= ARCMSR_MAX_QBUFFER;
iop_data++;
@@ -106,15 +109,17 @@ static ssize_t arcmsr_sysfs_iop_message_
return (allxfer_len);
}

-static ssize_t arcmsr_sysfs_iop_message_write(struct file *filp,
- struct kobject *kobj,
- struct bin_attribute *bin,
- char *buf, loff_t off,
- size_t count)
+static ssize_t
+arcmsr_sysfs_iop_message_write(struct file *filp,
+ struct kobject *kobj,
+ struct bin_attribute *bin,
+ char *buf, loff_t off,
+ size_t count)
{
- struct device *dev = container_of(kobj,struct device,kobj);
+ struct device *dev = container_of(kobj,struct device, kobj);
struct Scsi_Host *host = class_to_shost(dev);
- struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+ struct AdapterControlBlock *acb =
+ (struct AdapterControlBlock *)host->hostdata;
int32_t my_empty_len, user_len, wqbuf_firstindex, wqbuf_lastindex;
uint8_t *pQbuffer, *ptmpuserbuffer;

@@ -139,11 +144,13 @@ static ssize_t arcmsr_sysfs_iop_message_
&acb->wqbuffer[acb->wqbuf_lastindex];
memcpy(pQbuffer, ptmpuserbuffer, 1);
acb->wqbuf_lastindex++;
- acb->wqbuf_lastindex %= ARCMSR_MAX_QBUFFER;
+ acb->wqbuf_lastindex %=
+ ARCMSR_MAX_QBUFFER;
ptmpuserbuffer++;
user_len--;
}
- if (acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_CLEARED) {
+ if (acb->acb_flags &
+ ACB_F_MESSAGE_WQBUFFER_CLEARED) {
acb->acb_flags &=
~ACB_F_MESSAGE_WQBUFFER_CLEARED;
arcmsr_post_ioctldata2iop(acb);
@@ -155,15 +162,17 @@ static ssize_t arcmsr_sysfs_iop_message_
}
}

-static ssize_t arcmsr_sysfs_iop_message_clear(struct file *filp,
- struct kobject *kobj,
- struct bin_attribute *bin,
- char *buf, loff_t off,
- size_t count)
+static ssize_t
+arcmsr_sysfs_iop_message_clear(struct file *filp,
+ struct kobject *kobj,
+ struct bin_attribute *bin,
+ char *buf, loff_t off,
+ size_t count)
{
- struct device *dev = container_of(kobj,struct device,kobj);
+ struct device *dev = container_of(kobj, struct device, kobj);
struct Scsi_Host *host = class_to_shost(dev);
- struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+ struct AdapterControlBlock *acb =
+ (struct AdapterControlBlock *)host->hostdata;
uint8_t *pQbuffer;

if (!capable(CAP_SYS_ADMIN))
@@ -215,31 +224,37 @@ static struct bin_attribute arcmsr_sysfs
.write = arcmsr_sysfs_iop_message_clear,
};

-int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *acb)
+int
+arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *acb)
{
struct Scsi_Host *host = acb->host;
int error;

- error = sysfs_create_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_read_attr);
+ error = sysfs_create_bin_file(&host->shost_dev.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_dev.kobj, &arcmsr_sysfs_message_write_attr);
+ error = sysfs_create_bin_file(&host->shost_dev.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_dev.kobj, &arcmsr_sysfs_message_clear_attr);
+ error = sysfs_create_bin_file(&host->shost_dev.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_dev.kobj, &arcmsr_sysfs_message_write_attr);
+ sysfs_remove_bin_file(&host->shost_dev.kobj,
+ &arcmsr_sysfs_message_write_attr);
error_bin_file_message_write:
- sysfs_remove_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_read_attr);
+ sysfs_remove_bin_file(&host->shost_dev.kobj,
+ &arcmsr_sysfs_message_read_attr);
error_bin_file_message_read:
return error;
}
@@ -248,15 +263,17 @@ void arcmsr_free_sysfs_attr(struct Adapt
{
struct Scsi_Host *host = acb->host;

- sysfs_remove_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_clear_attr);
- sysfs_remove_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_write_attr);
- sysfs_remove_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_read_attr);
+ sysfs_remove_bin_file(&host->shost_dev.kobj,
+ &arcmsr_sysfs_message_clear_attr);
+ sysfs_remove_bin_file(&host->shost_dev.kobj,
+ &arcmsr_sysfs_message_write_attr);
+ sysfs_remove_bin_file(&host->shost_dev.kobj,
+ &arcmsr_sysfs_message_read_attr);
}

-
static ssize_t
arcmsr_attr_host_driver_version(struct device *dev,
- struct device_attribute *attr, char *buf)
+ struct device_attribute *attr, char *buf)
{
return snprintf(buf, PAGE_SIZE,
"%s\n",
@@ -265,11 +282,11 @@ arcmsr_attr_host_driver_version(struct d

static ssize_t
arcmsr_attr_host_driver_posted_cmd(struct device *dev,
- struct device_attribute *attr, char *buf)
+ struct device_attribute *attr, char *buf)
{
struct Scsi_Host *host = class_to_shost(dev);
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
+ (struct AdapterControlBlock *)host->hostdata;
return snprintf(buf, PAGE_SIZE,
"%4d\n",
atomic_read(&acb->ccboutstandingcount));
@@ -281,7 +298,7 @@ arcmsr_attr_host_driver_reset(struct dev
{
struct Scsi_Host *host = class_to_shost(dev);
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
+ (struct AdapterControlBlock *)host->hostdata;
return snprintf(buf, PAGE_SIZE,
"%4d\n",
acb->num_resets);
@@ -293,19 +310,19 @@ arcmsr_attr_host_driver_abort(struct dev
{
struct Scsi_Host *host = class_to_shost(dev);
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
+ (struct AdapterControlBlock *)host->hostdata;
return snprintf(buf, PAGE_SIZE,
"%4d\n",
acb->num_aborts);
}

static ssize_t
-arcmsr_attr_host_fw_model(struct device *dev, struct device_attribute *attr,
- char *buf)
+arcmsr_attr_host_fw_model(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct Scsi_Host *host = class_to_shost(dev);
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
+ (struct AdapterControlBlock *)host->hostdata;
return snprintf(buf, PAGE_SIZE,
"%s\n",
acb->firm_model);
@@ -317,8 +334,7 @@ arcmsr_attr_host_fw_version(struct devic
{
struct Scsi_Host *host = class_to_shost(dev);
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
-
+ (struct AdapterControlBlock *)host->hostdata;
return snprintf(buf, PAGE_SIZE,
"%s\n",
acb->firm_version);
@@ -330,7 +346,7 @@ arcmsr_attr_host_fw_request_len(struct d
{
struct Scsi_Host *host = class_to_shost(dev);
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
+ (struct AdapterControlBlock *)host->hostdata;

return snprintf(buf, PAGE_SIZE,
"%4d\n",
@@ -343,7 +359,7 @@ arcmsr_attr_host_fw_numbers_queue(struct
{
struct Scsi_Host *host = class_to_shost(dev);
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
+ (struct AdapterControlBlock *)host->hostdata;

return snprintf(buf, PAGE_SIZE,
"%4d\n",
@@ -356,7 +372,7 @@ arcmsr_attr_host_fw_sdram_size(struct de
{
struct Scsi_Host *host = class_to_shost(dev);
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
+ (struct AdapterControlBlock *)host->hostdata;

return snprintf(buf, PAGE_SIZE,
"%4d\n",
@@ -369,23 +385,33 @@ arcmsr_attr_host_fw_hd_channels(struct d
{
struct Scsi_Host *host = class_to_shost(dev);
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
+ (struct AdapterControlBlock *)host->hostdata;

return snprintf(buf, PAGE_SIZE,
"%4d\n",
acb->firm_hd_channels);
}

-static DEVICE_ATTR(host_driver_version, S_IRUGO, arcmsr_attr_host_driver_version, NULL);
-static DEVICE_ATTR(host_driver_posted_cmd, S_IRUGO, arcmsr_attr_host_driver_posted_cmd, NULL);
-static DEVICE_ATTR(host_driver_reset, S_IRUGO, arcmsr_attr_host_driver_reset, NULL);
-static DEVICE_ATTR(host_driver_abort, S_IRUGO, arcmsr_attr_host_driver_abort, NULL);
-static DEVICE_ATTR(host_fw_model, S_IRUGO, arcmsr_attr_host_fw_model, NULL);
-static DEVICE_ATTR(host_fw_version, S_IRUGO, arcmsr_attr_host_fw_version, NULL);
-static DEVICE_ATTR(host_fw_request_len, S_IRUGO, arcmsr_attr_host_fw_request_len, NULL);
-static DEVICE_ATTR(host_fw_numbers_queue, S_IRUGO, arcmsr_attr_host_fw_numbers_queue, NULL);
-static DEVICE_ATTR(host_fw_sdram_size, S_IRUGO, arcmsr_attr_host_fw_sdram_size, NULL);
-static DEVICE_ATTR(host_fw_hd_channels, S_IRUGO, arcmsr_attr_host_fw_hd_channels, NULL);
+static DEVICE_ATTR(host_driver_version, S_IRUGO,
+ arcmsr_attr_host_driver_version, NULL);
+static DEVICE_ATTR(host_driver_posted_cmd, S_IRUGO,
+ arcmsr_attr_host_driver_posted_cmd, NULL);
+static DEVICE_ATTR(host_driver_reset, S_IRUGO,
+ arcmsr_attr_host_driver_reset, NULL);
+static DEVICE_ATTR(host_driver_abort, S_IRUGO,
+ arcmsr_attr_host_driver_abort, NULL);
+static DEVICE_ATTR(host_fw_model, S_IRUGO,
+ arcmsr_attr_host_fw_model, NULL);
+static DEVICE_ATTR(host_fw_version, S_IRUGO,
+ arcmsr_attr_host_fw_version, NULL);
+static DEVICE_ATTR(host_fw_request_len, S_IRUGO,
+ arcmsr_attr_host_fw_request_len, NULL);
+static DEVICE_ATTR(host_fw_numbers_queue, S_IRUGO,
+ arcmsr_attr_host_fw_numbers_queue, NULL);
+static DEVICE_ATTR(host_fw_sdram_size, S_IRUGO,
+ arcmsr_attr_host_fw_sdram_size, NULL);
+static DEVICE_ATTR(host_fw_hd_channels, S_IRUGO,
+ arcmsr_attr_host_fw_hd_channels, NULL);

struct device_attribute *arcmsr_host_attrs[] = {
&dev_attr_host_driver_version,
diff -uprN a//drivers/scsi/arcmsr/arcmsr.h b//drivers/scsi/arcmsr/arcmsr.h
--- a//drivers/scsi/arcmsr/arcmsr.h 2012-10-11 17:45:19.397738033 +0800
+++ b//drivers/scsi/arcmsr/arcmsr.h 2012-10-12 16:22:28.151962535 +0800
@@ -45,42 +45,42 @@
#include <linux/interrupt.h>
struct device_attribute;
/*The limit of outstanding scsi command that firmware can handle*/
-#define ARCMSR_MAX_OUTSTANDING_CMD 256
+#define ARCMSR_MAX_OUTSTANDING_CMD 256
#ifdef CONFIG_XEN
#define ARCMSR_MAX_FREECCB_NUM 160
#else
#define ARCMSR_MAX_FREECCB_NUM 320
#endif
-#define ARCMSR_DRIVER_VERSION "Driver Version 1.20.00.15 2010/08/05"
-#define ARCMSR_SCSI_INITIATOR_ID 255
-#define ARCMSR_MAX_XFER_SECTORS 512
-#define ARCMSR_MAX_XFER_SECTORS_B 4096
-#define ARCMSR_MAX_XFER_SECTORS_C 304
-#define ARCMSR_MAX_TARGETID 17
-#define ARCMSR_MAX_TARGETLUN 8
-#define ARCMSR_MAX_CMD_PERLUN ARCMSR_MAX_OUTSTANDING_CMD
-#define ARCMSR_MAX_QBUFFER 4096
-#define ARCMSR_DEFAULT_SG_ENTRIES 38
-#define ARCMSR_MAX_HBB_POSTQUEUE 264
-#define ARCMSR_MAX_XFER_LEN 0x26000 /* 152K */
-#define ARCMSR_CDB_SG_PAGE_LENGTH 256
+#define ARCMSR_DRIVER_VERSION "Driver Version 1.20.00.15 2012/09/30"
+#define ARCMSR_SCSI_INITIATOR_ID 255
+#define ARCMSR_MAX_XFER_SECTORS 512
+#define ARCMSR_MAX_XFER_SECTORS_B 4096
+#define ARCMSR_MAX_XFER_SECTORS_C 304
+#define ARCMSR_MAX_TARGETID 17
+#define ARCMSR_MAX_TARGETLUN 8
+#define ARCMSR_MAX_CMD_PERLUN ARCMSR_MAX_OUTSTANDING_CMD
+#define ARCMSR_MAX_QBUFFER 4096
+#define ARCMSR_DEFAULT_SG_ENTRIES 38
+#define ARCMSR_MAX_HBB_POSTQUEUE 264
+#define ARCMSR_MAX_XFER_LEN 0x26000
+#define ARCMSR_CDB_SG_PAGE_LENGTH 256
#ifndef PCI_DEVICE_ID_ARECA_1880
-#define PCI_DEVICE_ID_ARECA_1880 0x1880
+ #define PCI_DEVICE_ID_ARECA_1880 0x1880
#endif
/*
**********************************************************************************
**
**********************************************************************************
*/
-#define ARC_SUCCESS 0
-#define ARC_FAILURE 1
+#define ARC_SUCCESS 0
+#define ARC_FAILURE 1
/*
*******************************************************************************
** split 64bits dma addressing
*******************************************************************************
*/
-#define dma_addr_hi32(addr) (uint32_t) ((addr>>16)>>16)
-#define dma_addr_lo32(addr) (uint32_t) (addr & 0xffffffff)
+#define dma_addr_hi32(addr) (uint32_t) ((addr>>16)>>16)
+#define dma_addr_lo32(addr) (uint32_t) (addr & 0xffffffff)
/*
*******************************************************************************
** MESSAGE CONTROL CODE
@@ -89,7 +89,7 @@ struct device_attribute;
struct CMD_MESSAGE
{
uint32_t HeaderLength;
- uint8_t Signature[8];
+ uint8_t Signature[8];
uint32_t Timeout;
uint32_t ControlCode;
uint32_t ReturnCode;
@@ -102,8 +102,8 @@ struct CMD_MESSAGE
*/
struct CMD_MESSAGE_FIELD
{
- struct CMD_MESSAGE cmdmessage;
- uint8_t messagedatabuffer[1032];
+ struct CMD_MESSAGE cmdmessage;
+ uint8_t messagedatabuffer[1032];
};
/* IOP message transfer */
#define ARCMSR_MESSAGE_FAIL 0x0001
@@ -111,57 +111,57 @@ struct CMD_MESSAGE_FIELD
#define ARECA_SATA_RAID 0x90000000
/* FunctionCode */
#define FUNCTION_READ_RQBUFFER 0x0801
-#define FUNCTION_WRITE_WQBUFFER 0x0802
-#define FUNCTION_CLEAR_RQBUFFER 0x0803
-#define FUNCTION_CLEAR_WQBUFFER 0x0804
+#define FUNCTION_WRITE_WQBUFFER 0x0802
+#define FUNCTION_CLEAR_RQBUFFER 0x0803
+#define FUNCTION_CLEAR_WQBUFFER 0x0804
#define FUNCTION_CLEAR_ALLQBUFFER 0x0805
-#define FUNCTION_RETURN_CODE_3F 0x0806
+#define FUNCTION_RETURN_CODE_3F 0x0806
#define FUNCTION_SAY_HELLO 0x0807
#define FUNCTION_SAY_GOODBYE 0x0808
#define FUNCTION_FLUSH_ADAPTER_CACHE 0x0809
-#define FUNCTION_GET_FIRMWARE_STATUS 0x080A
-#define FUNCTION_HARDWARE_RESET 0x080B
+#define FUNCTION_GET_FIRMWARE_STATUS 0x080A
+#define FUNCTION_HARDWARE_RESET 0x080B
/* ARECA IO CONTROL CODE*/
-#define ARCMSR_MESSAGE_READ_RQBUFFER \
+#define ARCMSR_MESSAGE_READ_RQBUFFER \
ARECA_SATA_RAID | FUNCTION_READ_RQBUFFER
-#define ARCMSR_MESSAGE_WRITE_WQBUFFER \
+#define ARCMSR_MESSAGE_WRITE_WQBUFFER \
ARECA_SATA_RAID | FUNCTION_WRITE_WQBUFFER
-#define ARCMSR_MESSAGE_CLEAR_RQBUFFER \
+#define ARCMSR_MESSAGE_CLEAR_RQBUFFER \
ARECA_SATA_RAID | FUNCTION_CLEAR_RQBUFFER
-#define ARCMSR_MESSAGE_CLEAR_WQBUFFER \
+#define ARCMSR_MESSAGE_CLEAR_WQBUFFER \
ARECA_SATA_RAID | FUNCTION_CLEAR_WQBUFFER
-#define ARCMSR_MESSAGE_CLEAR_ALLQBUFFER \
+#define ARCMSR_MESSAGE_CLEAR_ALLQBUFFER \
ARECA_SATA_RAID | FUNCTION_CLEAR_ALLQBUFFER
-#define ARCMSR_MESSAGE_RETURN_CODE_3F \
+#define ARCMSR_MESSAGE_RETURN_CODE_3F \
ARECA_SATA_RAID | FUNCTION_RETURN_CODE_3F
-#define ARCMSR_MESSAGE_SAY_HELLO \
+#define ARCMSR_MESSAGE_SAY_HELLO \
ARECA_SATA_RAID | FUNCTION_SAY_HELLO
-#define ARCMSR_MESSAGE_SAY_GOODBYE \
+#define ARCMSR_MESSAGE_SAY_GOODBYE \
ARECA_SATA_RAID | FUNCTION_SAY_GOODBYE
-#define ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE \
+#define ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE \
ARECA_SATA_RAID | FUNCTION_FLUSH_ADAPTER_CACHE
/* ARECA IOCTL ReturnCode */
-#define ARCMSR_MESSAGE_RETURNCODE_OK 0x00000001
+#define ARCMSR_MESSAGE_RETURNCODE_OK 0x00000001
#define ARCMSR_MESSAGE_RETURNCODE_ERROR 0x00000006
-#define ARCMSR_MESSAGE_RETURNCODE_3F 0x0000003F
+#define ARCMSR_MESSAGE_RETURNCODE_3F 0x0000003F
#define ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON 0x00000088
/*
*************************************************************
** structure for holding DMA address data
*************************************************************
*/
-#define IS_DMA64 (sizeof(dma_addr_t) == 8)
-#define IS_SG64_ADDR 0x01000000 /* bit24 */
+#define IS_DMA64 (sizeof(dma_addr_t) == 8)
+#define IS_SG64_ADDR 0x01000000 /* bit24 */
struct SG32ENTRY
{
- __le32 length;
- __le32 address;
+ __le32 length;
+ __le32 address;
}__attribute__ ((packed));
struct SG64ENTRY
{
- __le32 length;
- __le32 address;
- __le32 addresshigh;
+ __le32 length;
+ __le32 address;
+ __le32 addresshigh;
}__attribute__ ((packed));
/*
********************************************************************
@@ -170,8 +170,8 @@ struct SG64ENTRY
*/
struct QBUFFER
{
- uint32_t data_len;
- uint8_t data[124];
+ uint32_t data_len;
+ uint8_t data[124];
};
/*
*******************************************************************************
@@ -180,50 +180,50 @@ struct QBUFFER
*/
struct FIRMWARE_INFO
{
- uint32_t signature; /*0, 00-03*/
- uint32_t request_len; /*1, 04-07*/
- uint32_t numbers_queue; /*2, 08-11*/
- uint32_t sdram_size; /*3, 12-15*/
- uint32_t ide_channels; /*4, 16-19*/
- char vendor[40]; /*5, 20-59*/
- char model[8]; /*15, 60-67*/
- char firmware_ver[16]; /*17, 68-83*/
- char device_map[16]; /*21, 84-99*/
- uint32_t cfgVersion; /*25,100-103 Added for checking of new firmware capability*/
- uint8_t cfgSerial[16]; /*26,104-119*/
- uint32_t cfgPicStatus; /*30,120-123*/
+ uint32_t signature; /*0, 00-03*/
+ uint32_t request_len; /*1, 04-07*/
+ uint32_t numbers_queue; /*2, 08-11*/
+ uint32_t sdram_size; /*3, 12-15*/
+ uint32_t ide_channels; /*4, 16-19*/
+ char vendor[40]; /*5, 20-59*/
+ char model[8]; /*15, 60-67*/
+ char firmware_ver[16]; /*17, 68-83*/
+ char device_map[16]; /*21, 84-99*/
+ uint32_t cfgVersion; /*25, 100-103*/
+ uint8_t cfgSerial[16]; /*26, 104-119*/
+ uint32_t cfgPicStatus; /*30, 120-123*/
};
/* signature of set and get firmware config */
-#define ARCMSR_SIGNATURE_GET_CONFIG 0x87974060
-#define ARCMSR_SIGNATURE_SET_CONFIG 0x87974063
+#define ARCMSR_SIGNATURE_GET_CONFIG 0x87974060
+#define ARCMSR_SIGNATURE_SET_CONFIG 0x87974063
/* message code of inbound message register */
-#define ARCMSR_INBOUND_MESG0_NOP 0x00000000
-#define ARCMSR_INBOUND_MESG0_GET_CONFIG 0x00000001
-#define ARCMSR_INBOUND_MESG0_SET_CONFIG 0x00000002
-#define ARCMSR_INBOUND_MESG0_ABORT_CMD 0x00000003
-#define ARCMSR_INBOUND_MESG0_STOP_BGRB 0x00000004
-#define ARCMSR_INBOUND_MESG0_FLUSH_CACHE 0x00000005
-#define ARCMSR_INBOUND_MESG0_START_BGRB 0x00000006
-#define ARCMSR_INBOUND_MESG0_CHK331PENDING 0x00000007
-#define ARCMSR_INBOUND_MESG0_SYNC_TIMER 0x00000008
+#define ARCMSR_INBOUND_MESG0_NOP 0x00000000
+#define ARCMSR_INBOUND_MESG0_GET_CONFIG 0x00000001
+#define ARCMSR_INBOUND_MESG0_SET_CONFIG 0x00000002
+#define ARCMSR_INBOUND_MESG0_ABORT_CMD 0x00000003
+#define ARCMSR_INBOUND_MESG0_STOP_BGRB 0x00000004
+#define ARCMSR_INBOUND_MESG0_FLUSH_CACHE 0x00000005
+#define ARCMSR_INBOUND_MESG0_START_BGRB 0x00000006
+#define ARCMSR_INBOUND_MESG0_CHK331PENDING 0x00000007
+#define ARCMSR_INBOUND_MESG0_SYNC_TIMER 0x00000008
/* doorbell interrupt generator */
-#define ARCMSR_INBOUND_DRIVER_DATA_WRITE_OK 0x00000001
-#define ARCMSR_INBOUND_DRIVER_DATA_READ_OK 0x00000002
-#define ARCMSR_OUTBOUND_IOP331_DATA_WRITE_OK 0x00000001
-#define ARCMSR_OUTBOUND_IOP331_DATA_READ_OK 0x00000002
+#define ARCMSR_INBOUND_DRIVER_DATA_WRITE_OK 0x00000001
+#define ARCMSR_INBOUND_DRIVER_DATA_READ_OK 0x00000002
+#define ARCMSR_OUTBOUND_IOP331_DATA_WRITE_OK 0x00000001
+#define ARCMSR_OUTBOUND_IOP331_DATA_READ_OK 0x00000002
/* ccb areca cdb flag */
-#define ARCMSR_CCBPOST_FLAG_SGL_BSIZE 0x80000000
-#define ARCMSR_CCBPOST_FLAG_IAM_BIOS 0x40000000
-#define ARCMSR_CCBREPLY_FLAG_IAM_BIOS 0x40000000
-#define ARCMSR_CCBREPLY_FLAG_ERROR_MODE0 0x10000000
-#define ARCMSR_CCBREPLY_FLAG_ERROR_MODE1 0x00000001
+#define ARCMSR_CCBPOST_FLAG_SGL_BSIZE 0x80000000
+#define ARCMSR_CCBPOST_FLAG_IAM_BIOS 0x40000000
+#define ARCMSR_CCBREPLY_FLAG_IAM_BIOS 0x40000000
+#define ARCMSR_CCBREPLY_FLAG_ERROR_MODE0 0x10000000
+#define ARCMSR_CCBREPLY_FLAG_ERROR_MODE1 0x00000001
/* outbound firmware ok */
-#define ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK 0x80000000
+#define ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK 0x80000000
/* ARC-1680 Bus Reset*/
-#define ARCMSR_ARC1680_BUS_RESET 0x00000003
+#define ARCMSR_ARC1680_BUS_RESET 0x00000003
/* ARC-1880 Bus Reset*/
-#define ARCMSR_ARC1880_RESET_ADAPTER 0x00000024
-#define ARCMSR_ARC1880_DiagWrite_ENABLE 0x00000080
+#define ARCMSR_ARC1880_RESET_ADAPTER 0x00000024
+#define ARCMSR_ARC1880_DiagWrite_ENABLE 0x00000080

/*
************************************************************************
@@ -232,98 +232,101 @@ struct FIRMWARE_INFO
*/
/* ARECA HBB COMMAND for its FIRMWARE */
/* window of "instruction flags" from driver to iop */
-#define ARCMSR_DRV2IOP_DOORBELL 0x00020400
-#define ARCMSR_DRV2IOP_DOORBELL_MASK 0x00020404
+#define ARCMSR_DRV2IOP_DOORBELL 0x00020400
+#define ARCMSR_DRV2IOP_DOORBELL_MASK 0x00020404
/* window of "instruction flags" from iop to driver */
-#define ARCMSR_IOP2DRV_DOORBELL 0x00020408
-#define ARCMSR_IOP2DRV_DOORBELL_MASK 0x0002040C
+#define ARCMSR_IOP2DRV_DOORBELL 0x00020408
+#define ARCMSR_IOP2DRV_DOORBELL_MASK 0x0002040C
/* ARECA FLAG LANGUAGE */
/* ioctl transfer */
-#define ARCMSR_IOP2DRV_DATA_WRITE_OK 0x00000001
+#define ARCMSR_IOP2DRV_DATA_WRITE_OK 0x00000001
/* ioctl transfer */
-#define ARCMSR_IOP2DRV_DATA_READ_OK 0x00000002
-#define ARCMSR_IOP2DRV_CDB_DONE 0x00000004
-#define ARCMSR_IOP2DRV_MESSAGE_CMD_DONE 0x00000008
+#define ARCMSR_IOP2DRV_DATA_READ_OK 0x00000002
+#define ARCMSR_IOP2DRV_CDB_DONE 0x00000004
+#define ARCMSR_IOP2DRV_MESSAGE_CMD_DONE 0x00000008

-#define ARCMSR_DOORBELL_HANDLE_INT 0x0000000F
-#define ARCMSR_DOORBELL_INT_CLEAR_PATTERN 0xFF00FFF0
-#define ARCMSR_MESSAGE_INT_CLEAR_PATTERN 0xFF00FFF7
+#define ARCMSR_DOORBELL_HANDLE_INT 0x0000000F
+#define ARCMSR_DOORBELL_INT_CLEAR_PATTERN 0xFF00FFF0
+#define ARCMSR_MESSAGE_INT_CLEAR_PATTERN 0xFF00FFF7
/* (ARCMSR_INBOUND_MESG0_GET_CONFIG<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
-#define ARCMSR_MESSAGE_GET_CONFIG 0x00010008
+#define ARCMSR_MESSAGE_GET_CONFIG 0x00010008
/* (ARCMSR_INBOUND_MESG0_SET_CONFIG<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
-#define ARCMSR_MESSAGE_SET_CONFIG 0x00020008
+#define ARCMSR_MESSAGE_SET_CONFIG 0x00020008
/* (ARCMSR_INBOUND_MESG0_ABORT_CMD<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
-#define ARCMSR_MESSAGE_ABORT_CMD 0x00030008
+#define ARCMSR_MESSAGE_ABORT_CMD 0x00030008
/* (ARCMSR_INBOUND_MESG0_STOP_BGRB<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
-#define ARCMSR_MESSAGE_STOP_BGRB 0x00040008
+#define ARCMSR_MESSAGE_STOP_BGRB 0x00040008
/* (ARCMSR_INBOUND_MESG0_FLUSH_CACHE<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
-#define ARCMSR_MESSAGE_FLUSH_CACHE 0x00050008
+#define ARCMSR_MESSAGE_FLUSH_CACHE 0x00050008
/* (ARCMSR_INBOUND_MESG0_START_BGRB<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
-#define ARCMSR_MESSAGE_START_BGRB 0x00060008
-#define ARCMSR_MESSAGE_START_DRIVER_MODE 0x000E0008
-#define ARCMSR_MESSAGE_SET_POST_WINDOW 0x000F0008
-#define ARCMSR_MESSAGE_ACTIVE_EOI_MODE 0x00100008
+#define ARCMSR_MESSAGE_START_BGRB 0x00060008
+#define ARCMSR_MESSAGE_START_DRIVER_MODE 0x000E0008
+#define ARCMSR_MESSAGE_SET_POST_WINDOW 0x000F0008
+#define ARCMSR_MESSAGE_ACTIVE_EOI_MODE 0x00100008
/* ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK */
-#define ARCMSR_MESSAGE_FIRMWARE_OK 0x80000000
+#define ARCMSR_MESSAGE_FIRMWARE_OK 0x80000000
/* ioctl transfer */
-#define ARCMSR_DRV2IOP_DATA_WRITE_OK 0x00000001
+#define ARCMSR_DRV2IOP_DATA_WRITE_OK 0x00000001
/* ioctl transfer */
-#define ARCMSR_DRV2IOP_DATA_READ_OK 0x00000002
-#define ARCMSR_DRV2IOP_CDB_POSTED 0x00000004
-#define ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED 0x00000008
-#define ARCMSR_DRV2IOP_END_OF_INTERRUPT 0x00000010
+#define ARCMSR_DRV2IOP_DATA_READ_OK 0x00000002
+#define ARCMSR_DRV2IOP_CDB_POSTED 0x00000004
+#define ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED 0x00000008
+#define ARCMSR_DRV2IOP_END_OF_INTERRUPT 0x00000010

/* data tunnel buffer between user space program and its firmware */
/* user space data to iop 128bytes */
-#define ARCMSR_MESSAGE_WBUFFER 0x0000fe00
+#define ARCMSR_MESSAGE_WBUFFER 0x0000fe00
/* iop data to user space 128bytes */
-#define ARCMSR_MESSAGE_RBUFFER 0x0000ff00
+#define ARCMSR_MESSAGE_RBUFFER 0x0000ff00
/* iop message_rwbuffer for message command */
-#define ARCMSR_MESSAGE_RWBUFFER 0x0000fa00
+#define ARCMSR_MESSAGE_RWBUFFER 0x0000fa00
/*
************************************************************************
** SPEC. for Areca HBC adapter
************************************************************************
*/
-#define ARCMSR_HBC_ISR_THROTTLING_LEVEL 12
-#define ARCMSR_HBC_ISR_MAX_DONE_QUEUE 20
+#define ARCMSR_HBC_ISR_THROTTLING_LEVEL 12
+#define ARCMSR_HBC_ISR_MAX_DONE_QUEUE 20
/* Host Interrupt Mask */
-#define ARCMSR_HBCMU_UTILITY_A_ISR_MASK 0x00000001 /* When clear, the Utility_A interrupt routes to the host.*/
-#define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK 0x00000004 /* When clear, the General Outbound Doorbell interrupt routes to
the host.*/
-#define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK 0x00000008 /* When clear, the Outbound Post List FIFO Not Empty interrupt
routes to the host.*/
-#define ARCMSR_HBCMU_ALL_INTMASKENABLE 0x0000000D /* disable all ISR */
+#define ARCMSR_HBCMU_UTILITY_A_ISR_MASK 0x00000001
+#define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK 0x00000004
+#define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK 0x00000008
+#define ARCMSR_HBCMU_ALL_INTMASKENABLE 0x0000000D
/* Host Interrupt Status */
#define ARCMSR_HBCMU_UTILITY_A_ISR 0x00000001
- /*
- ** Set when the Utility_A Interrupt bit is set in the Outbound Doorbell Register.
- ** It clears by writing a 1 to the Utility_A bit in the Outbound Doorbell Clear Register or through automatic clearing (if
enabled).
- */
+/*
+** Set when the Utility_A Interrupt bit is set
+** in the Outbound Doorbell Register.
+** It clears by writing a 1 to the Utility_A
+** bit in the Outbound Doorbell Clear Register
+** or through automatic clearing (if enabled).
+*/
#define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR 0x00000004
- /*
- ** Set if Outbound Doorbell register bits 30:1 have a non-zero
- ** value. This bit clears only when Outbound Doorbell bits
- ** 30:1 are ALL clear. Only a write to the Outbound Doorbell
- ** Clear register clears bits in the Outbound Doorbell register.
- */
+/*
+** Set if Outbound Doorbell register bits 30:1 have a non-zero
+** value. This bit clears only when Outbound Doorbell bits
+** 30:1 are ALL clear. Only a write to the Outbound Doorbell
+** Clear register clears bits in the Outbound Doorbell register.
+*/
#define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR 0x00000008
- /*
- ** Set whenever the Outbound Post List Producer/Consumer
- ** Register (FIFO) is not empty. It clears when the Outbound
- ** Post List FIFO is empty.
- */
+/*
+** Set whenever the Outbound Post List Producer/Consumer
+** Register (FIFO) is not empty. It clears when the Outbound
+** Post List FIFO is empty.
+*/
#define ARCMSR_HBCMU_SAS_ALL_INT 0x00000010
- /*
- ** This bit indicates a SAS interrupt from a source external to
- ** the PCIe core. This bit is not maskable.
- */
- /* DoorBell*/
-#define ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK 0x00000002
-#define ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK 0x00000004
+/*
+** This bit indicates a SAS interrupt from a source external to
+** the PCIe core. This bit is not maskable.
+*/
+/* DoorBell*/
+#define ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK 0x00000002
+#define ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK 0x00000004
/*inbound message 0 ready*/
-#define ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE 0x00000008
+#define ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE 0x00000008
/*more than 12 request completed in a time*/
-#define ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING 0x00000010
-#define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK 0x00000002
+#define ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING 0x00000010
+#define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK 0x00000002
/*outbound DATA WRITE isr door bell clear*/
#define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_DOORBELL_CLEAR 0x00000002
#define ARCMSR_HBCMU_IOP2DRV_DATA_READ_OK 0x00000004
@@ -342,35 +345,34 @@ struct FIRMWARE_INFO
*/
struct ARCMSR_CDB
{
- uint8_t Bus;
- uint8_t TargetID;
- uint8_t LUN;
- uint8_t Function;
- uint8_t CdbLength;
- uint8_t sgcount;
- uint8_t Flags;
-#define ARCMSR_CDB_FLAG_SGL_BSIZE 0x01
-#define ARCMSR_CDB_FLAG_BIOS 0x02
-#define ARCMSR_CDB_FLAG_WRITE 0x04
-#define ARCMSR_CDB_FLAG_SIMPLEQ 0x00
-#define ARCMSR_CDB_FLAG_HEADQ 0x08
-#define ARCMSR_CDB_FLAG_ORDEREDQ 0x10
+ uint8_t Bus;
+ uint8_t TargetID;
+ uint8_t LUN;
+ uint8_t Function;
+ uint8_t CdbLength;
+ uint8_t sgcount;
+ uint8_t Flags;
+#define ARCMSR_CDB_FLAG_SGL_BSIZE 0x01
+#define ARCMSR_CDB_FLAG_BIOS 0x02
+#define ARCMSR_CDB_FLAG_WRITE 0x04
+#define ARCMSR_CDB_FLAG_SIMPLEQ 0x00
+#define ARCMSR_CDB_FLAG_HEADQ 0x08
+#define ARCMSR_CDB_FLAG_ORDEREDQ 0x10

- uint8_t msgPages;
- uint32_t Context;
- uint32_t DataLength;
- uint8_t Cdb[16];
- uint8_t DeviceStatus;
-#define ARCMSR_DEV_CHECK_CONDITION 0x02
-#define ARCMSR_DEV_SELECT_TIMEOUT 0xF0
-#define ARCMSR_DEV_ABORTED 0xF1
-#define ARCMSR_DEV_INIT_FAIL 0xF2
+ uint8_t msgPages;
+ uint32_t Context;
+ uint32_t DataLength;
+ uint8_t Cdb[16];
+ uint8_t DeviceStatus;
+#define ARCMSR_DEV_CHECK_CONDITION 0x02
+#define ARCMSR_DEV_SELECT_TIMEOUT 0xF0
+#define ARCMSR_DEV_ABORTED 0xF1
+#define ARCMSR_DEV_INIT_FAIL 0xF2

- uint8_t SenseData[15];
- union
- {
- struct SG32ENTRY sg32entry[1];
- struct SG64ENTRY sg64entry[1];
+ uint8_t SenseData[15];
+ union {
+ struct SG32ENTRY sg32entry[1];
+ struct SG64ENTRY sg64entry[1];
} u;
};
/*
@@ -380,118 +382,119 @@ struct ARCMSR_CDB
*/
struct MessageUnit_A
{
- uint32_t resrved0[4]; /*0000 000F*/
- uint32_t inbound_msgaddr0; /*0010 0013*/
- uint32_t inbound_msgaddr1; /*0014 0017*/
- uint32_t outbound_msgaddr0; /*0018 001B*/
- uint32_t outbound_msgaddr1; /*001C 001F*/
- uint32_t inbound_doorbell; /*0020 0023*/
- uint32_t inbound_intstatus; /*0024 0027*/
- uint32_t inbound_intmask; /*0028 002B*/
- uint32_t outbound_doorbell; /*002C 002F*/
- uint32_t outbound_intstatus; /*0030 0033*/
- uint32_t outbound_intmask; /*0034 0037*/
- uint32_t reserved1[2]; /*0038 003F*/
- uint32_t inbound_queueport; /*0040 0043*/
- uint32_t outbound_queueport; /*0044 0047*/
- uint32_t reserved2[2]; /*0048 004F*/
- uint32_t reserved3[492]; /*0050 07FF 492*/
- uint32_t reserved4[128]; /*0800 09FF 128*/
- uint32_t message_rwbuffer[256]; /*0a00 0DFF 256*/
- uint32_t message_wbuffer[32]; /*0E00 0E7F 32*/
- uint32_t reserved5[32]; /*0E80 0EFF 32*/
- uint32_t message_rbuffer[32]; /*0F00 0F7F 32*/
- uint32_t reserved6[32]; /*0F80 0FFF 32*/
+ uint32_t resrved0[4]; /*0000 000F*/
+ uint32_t inbound_msgaddr0; /*0010 0013*/
+ uint32_t inbound_msgaddr1; /*0014 0017*/
+ uint32_t outbound_msgaddr0; /*0018 001B*/
+ uint32_t outbound_msgaddr1; /*001C 001F*/
+ uint32_t inbound_doorbell; /*0020 0023*/
+ uint32_t inbound_intstatus; /*0024 0027*/
+ uint32_t inbound_intmask; /*0028 002B*/
+ uint32_t outbound_doorbell; /*002C 002F*/
+ uint32_t outbound_intstatus; /*0030 0033*/
+ uint32_t outbound_intmask; /*0034 0037*/
+ uint32_t reserved1[2]; /*0038 003F*/
+ uint32_t inbound_queueport; /*0040 0043*/
+ uint32_t outbound_queueport; /*0044 0047*/
+ uint32_t reserved2[2]; /*0048 004F*/
+ uint32_t reserved3[492]; /*0050 07FF 492*/
+ uint32_t reserved4[128]; /*0800 09FF 128*/
+ uint32_t message_rwbuffer[256]; /*0a00 0DFF 256*/
+ uint32_t message_wbuffer[32]; /*0E00 0E7F 32*/
+ uint32_t reserved5[32]; /*0E80 0EFF 32*/
+ uint32_t message_rbuffer[32]; /*0F00 0F7F 32*/
+ uint32_t reserved6[32]; /*0F80 0FFF 32*/
};

struct MessageUnit_B
{
- uint32_t post_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
- uint32_t done_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
- uint32_t postq_index;
- uint32_t doneq_index;
- uint32_t __iomem *drv2iop_doorbell;
- uint32_t __iomem *drv2iop_doorbell_mask;
- uint32_t __iomem *iop2drv_doorbell;
- uint32_t __iomem *iop2drv_doorbell_mask;
- uint32_t __iomem *message_rwbuffer;
- uint32_t __iomem *message_wbuffer;
- uint32_t __iomem *message_rbuffer;
+ uint32_t post_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
+ uint32_t done_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
+ uint32_t postq_index;
+ uint32_t doneq_index;
+ uint32_t __iomem *drv2iop_doorbell;
+ uint32_t __iomem *drv2iop_doorbell_mask;
+ uint32_t __iomem *iop2drv_doorbell;
+ uint32_t __iomem *iop2drv_doorbell_mask;
+ uint32_t __iomem *message_rwbuffer;
+ uint32_t __iomem *message_wbuffer;
+ uint32_t __iomem *message_rbuffer;
};
/*
*********************************************************************
** LSI
*********************************************************************
*/
-struct MessageUnit_C{
- uint32_t message_unit_status; /*0000 0003*/
- uint32_t slave_error_attribute; /*0004 0007*/
- uint32_t slave_error_address; /*0008 000B*/
- uint32_t posted_outbound_doorbell; /*000C 000F*/
- uint32_t master_error_attribute; /*0010 0013*/
- uint32_t master_error_address_low; /*0014 0017*/
- uint32_t master_error_address_high; /*0018 001B*/
- uint32_t hcb_size; /*001C 001F*/
- uint32_t inbound_doorbell; /*0020 0023*/
- uint32_t diagnostic_rw_data; /*0024 0027*/
- uint32_t diagnostic_rw_address_low; /*0028 002B*/
- uint32_t diagnostic_rw_address_high; /*002C 002F*/
- uint32_t host_int_status; /*0030 0033*/
- uint32_t host_int_mask; /*0034 0037*/
- uint32_t dcr_data; /*0038 003B*/
- uint32_t dcr_address; /*003C 003F*/
- uint32_t inbound_queueport; /*0040 0043*/
- uint32_t outbound_queueport; /*0044 0047*/
- uint32_t hcb_pci_address_low; /*0048 004B*/
- uint32_t hcb_pci_address_high; /*004C 004F*/
- uint32_t iop_int_status; /*0050 0053*/
- uint32_t iop_int_mask; /*0054 0057*/
- uint32_t iop_inbound_queue_port; /*0058 005B*/
- uint32_t iop_outbound_queue_port; /*005C 005F*/
- uint32_t inbound_free_list_index; /*0060 0063*/
- uint32_t inbound_post_list_index; /*0064 0067*/
- uint32_t outbound_free_list_index; /*0068 006B*/
- uint32_t outbound_post_list_index; /*006C 006F*/
- uint32_t inbound_doorbell_clear; /*0070 0073*/
- uint32_t i2o_message_unit_control; /*0074 0077*/
- uint32_t last_used_message_source_address_low; /*0078 007B*/
- uint32_t last_used_message_source_address_high; /*007C 007F*/
- uint32_t pull_mode_data_byte_count[4]; /*0080 008F*/
- uint32_t message_dest_address_index; /*0090 0093*/
- uint32_t done_queue_not_empty_int_counter_timer; /*0094 0097*/
- uint32_t utility_A_int_counter_timer; /*0098 009B*/
- uint32_t outbound_doorbell; /*009C 009F*/
- uint32_t outbound_doorbell_clear; /*00A0 00A3*/
- uint32_t message_source_address_index; /*00A4 00A7*/
- uint32_t message_done_queue_index; /*00A8 00AB*/
- uint32_t reserved0; /*00AC 00AF*/
- uint32_t inbound_msgaddr0; /*00B0 00B3*/
- uint32_t inbound_msgaddr1; /*00B4 00B7*/
- uint32_t outbound_msgaddr0; /*00B8 00BB*/
- uint32_t outbound_msgaddr1; /*00BC 00BF*/
- uint32_t inbound_queueport_low; /*00C0 00C3*/
- uint32_t inbound_queueport_high; /*00C4 00C7*/
- uint32_t outbound_queueport_low; /*00C8 00CB*/
- uint32_t outbound_queueport_high; /*00CC 00CF*/
- uint32_t iop_inbound_queue_port_low; /*00D0 00D3*/
- uint32_t iop_inbound_queue_port_high; /*00D4 00D7*/
- uint32_t iop_outbound_queue_port_low; /*00D8 00DB*/
- uint32_t iop_outbound_queue_port_high; /*00DC 00DF*/
- uint32_t message_dest_queue_port_low; /*00E0 00E3*/
- uint32_t message_dest_queue_port_high; /*00E4 00E7*/
- uint32_t last_used_message_dest_address_low; /*00E8 00EB*/
- uint32_t last_used_message_dest_address_high; /*00EC 00EF*/
- uint32_t message_done_queue_base_address_low; /*00F0 00F3*/
- uint32_t message_done_queue_base_address_high; /*00F4 00F7*/
- uint32_t host_diagnostic; /*00F8 00FB*/
- uint32_t write_sequence; /*00FC 00FF*/
- uint32_t reserved1[34]; /*0100 0187*/
- uint32_t reserved2[1950]; /*0188 1FFF*/
- uint32_t message_wbuffer[32]; /*2000 207F*/
- uint32_t reserved3[32]; /*2080 20FF*/
- uint32_t message_rbuffer[32]; /*2100 217F*/
- uint32_t reserved4[32]; /*2180 21FF*/
- uint32_t msgcode_rwbuffer[256]; /*2200 23FF*/
+struct MessageUnit_C
+{
+ uint32_t message_unit_status; /*0000 0003*/
+ uint32_t slave_error_attribute; /*0004 0007*/
+ uint32_t slave_error_address; /*0008 000B*/
+ uint32_t posted_outbound_doorbell; /*000C 000F*/
+ uint32_t master_error_attribute; /*0010 0013*/
+ uint32_t master_error_address_low; /*0014 0017*/
+ uint32_t master_error_address_high; /*0018 001B*/
+ uint32_t hcb_size; /*001C 001F*/
+ uint32_t inbound_doorbell; /*0020 0023*/
+ uint32_t diagnostic_rw_data; /*0024 0027*/
+ uint32_t diagnostic_rw_address_low; /*0028 002B*/
+ uint32_t diagnostic_rw_address_high; /*002C 002F*/
+ uint32_t host_int_status; /*0030 0033*/
+ uint32_t host_int_mask; /*0034 0037*/
+ uint32_t dcr_data; /*0038 003B*/
+ uint32_t dcr_address; /*003C 003F*/
+ uint32_t inbound_queueport; /*0040 0043*/
+ uint32_t outbound_queueport; /*0044 0047*/
+ uint32_t hcb_pci_address_low; /*0048 004B*/
+ uint32_t hcb_pci_address_high; /*004C 004F*/
+ uint32_t iop_int_status; /*0050 0053*/
+ uint32_t iop_int_mask; /*0054 0057*/
+ uint32_t iop_inbound_queue_port; /*0058 005B*/
+ uint32_t iop_outbound_queue_port; /*005C 005F*/
+ uint32_t inbound_free_list_index; /*0060 0063*/
+ uint32_t inbound_post_list_index; /*0064 0067*/
+ uint32_t outbound_free_list_index; /*0068 006B*/
+ uint32_t outbound_post_list_index; /*006C 006F*/
+ uint32_t inbound_doorbell_clear; /*0070 0073*/
+ uint32_t i2o_message_unit_control; /*0074 0077*/
+ uint32_t last_used_message_source_address_low; /*0078 007B*/
+ uint32_t last_used_message_source_address_high; /*007C 007F*/
+ uint32_t pull_mode_data_byte_count[4]; /*0080 008F*/
+ uint32_t message_dest_address_index; /*0090 0093*/
+ uint32_t done_queue_not_empty_int_counter_timer; /*0094 0097*/
+ uint32_t utility_A_int_counter_timer; /*0098 009B*/
+ uint32_t outbound_doorbell; /*009C 009F*/
+ uint32_t outbound_doorbell_clear; /*00A0 00A3*/
+ uint32_t message_source_address_index; /*00A4 00A7*/
+ uint32_t message_done_queue_index; /*00A8 00AB*/
+ uint32_t reserved0; /*00AC 00AF*/
+ uint32_t inbound_msgaddr0; /*00B0 00B3*/
+ uint32_t inbound_msgaddr1; /*00B4 00B7*/
+ uint32_t outbound_msgaddr0; /*00B8 00BB*/
+ uint32_t outbound_msgaddr1; /*00BC 00BF*/
+ uint32_t inbound_queueport_low; /*00C0 00C3*/
+ uint32_t inbound_queueport_high; /*00C4 00C7*/
+ uint32_t outbound_queueport_low; /*00C8 00CB*/
+ uint32_t outbound_queueport_high; /*00CC 00CF*/
+ uint32_t iop_inbound_queue_port_low; /*00D0 00D3*/
+ uint32_t iop_inbound_queue_port_high; /*00D4 00D7*/
+ uint32_t iop_outbound_queue_port_low; /*00D8 00DB*/
+ uint32_t iop_outbound_queue_port_high; /*00DC 00DF*/
+ uint32_t message_dest_queue_port_low; /*00E0 00E3*/
+ uint32_t message_dest_queue_port_high; /*00E4 00E7*/
+ uint32_t last_used_message_dest_address_low; /*00E8 00EB*/
+ uint32_t last_used_message_dest_address_high; /*00EC 00EF*/
+ uint32_t message_done_queue_base_address_low; /*00F0 00F3*/
+ uint32_t message_done_queue_base_address_high; /*00F4 00F7*/
+ uint32_t host_diagnostic; /*00F8 00FB*/
+ uint32_t write_sequence; /*00FC 00FF*/
+ uint32_t reserved1[34]; /*0100 0187*/
+ uint32_t reserved2[1950]; /*0188 1FFF*/
+ uint32_t message_wbuffer[32]; /*2000 207F*/
+ uint32_t reserved3[32]; /*2080 20FF*/
+ uint32_t message_rbuffer[32]; /*2100 217F*/
+ uint32_t reserved4[32]; /*2180 21FF*/
+ uint32_t msgcode_rwbuffer[256]; /*2200 23FF*/
};
/*
*******************************************************************************
@@ -500,100 +503,100 @@ struct MessageUnit_C{
*/
struct AdapterControlBlock
{
- uint32_t adapter_type; /* adapter A,B..... */
- #define ACB_ADAPTER_TYPE_A 0x00000001 /* hba I IOP */
- #define ACB_ADAPTER_TYPE_B 0x00000002 /* hbb M IOP */
- #define ACB_ADAPTER_TYPE_C 0x00000004 /* hbc P IOP */
- #define ACB_ADAPTER_TYPE_D 0x00000008 /* hbd A IOP */
- struct pci_dev * pdev;
- struct Scsi_Host * host;
- unsigned long vir2phy_offset;
+ uint32_t adapter_type; /* adapter A,B..... */
+ #define ACB_ADAPTER_TYPE_A 0x00000001 /* hba I IOP */
+ #define ACB_ADAPTER_TYPE_B 0x00000002 /* hbb M IOP */
+ #define ACB_ADAPTER_TYPE_C 0x00000004 /* hbc P IOP */
+ #define ACB_ADAPTER_TYPE_D 0x00000008 /* hbd A IOP */
+ struct pci_dev *pdev;
+ struct Scsi_Host *host;
+ unsigned long vir2phy_offset;
/* Offset is used in making arc cdb physical to virtual calculations */
- uint32_t outbound_int_enable;
- uint32_t cdb_phyaddr_hi32;
- uint32_t reg_mu_acc_handle0;
- spinlock_t eh_lock;
- spinlock_t ccblist_lock;
+ uint32_t outbound_int_enable;
+ uint32_t cdb_phyaddr_hi32;
+ uint32_t reg_mu_acc_handle0;
+ spinlock_t eh_lock;
+ spinlock_t ccblist_lock;
union {
struct MessageUnit_A __iomem *pmuA;
- struct MessageUnit_B *pmuB;
+ struct MessageUnit_B *pmuB;
struct MessageUnit_C __iomem *pmuC;
};
/* message unit ATU inbound base address0 */
void __iomem *mem_base0;
void __iomem *mem_base1;
- uint32_t acb_flags;
- u16 dev_id;
- uint8_t adapter_index;
- #define ACB_F_SCSISTOPADAPTER 0x0001
- #define ACB_F_MSG_STOP_BGRB 0x0002
+ uint32_t acb_flags;
+ u16 dev_id;
+ uint8_t adapter_index;
+ #define ACB_F_SCSISTOPADAPTER 0x0001
+ #define ACB_F_MSG_STOP_BGRB 0x0002
/* stop RAID background rebuild */
- #define ACB_F_MSG_START_BGRB 0x0004
+ #define ACB_F_MSG_START_BGRB 0x0004
/* stop RAID background rebuild */
- #define ACB_F_IOPDATA_OVERFLOW 0x0008
+ #define ACB_F_IOPDATA_OVERFLOW 0x0008
/* iop message data rqbuffer overflow */
#define ACB_F_MESSAGE_WQBUFFER_CLEARED 0x0010
/* message clear wqbuffer */
- #define ACB_F_MESSAGE_RQBUFFER_CLEARED 0x0020
+ #define ACB_F_MESSAGE_RQBUFFER_CLEARED 0x0020
/* message clear rqbuffer */
- #define ACB_F_MESSAGE_WQBUFFER_READED 0x0040
- #define ACB_F_BUS_RESET 0x0080
- #define ACB_F_BUS_HANG_ON 0x0800/* need hardware reset bus */
+ #define ACB_F_MESSAGE_WQBUFFER_READED 0x0040
+ #define ACB_F_BUS_RESET 0x0080
+ #define ACB_F_BUS_HANG_ON 0x0800

- #define ACB_F_IOP_INITED 0x0100
+ #define ACB_F_IOP_INITED 0x0100
/* iop init */
#define ACB_F_ABORT 0x0200
- #define ACB_F_FIRMWARE_TRAP 0x0400
- struct CommandControlBlock * pccb_pool[ARCMSR_MAX_FREECCB_NUM];
+ #define ACB_F_FIRMWARE_TRAP 0x0400
+ struct CommandControlBlock *pccb_pool[ARCMSR_MAX_FREECCB_NUM];
/* used for memory free */
- struct list_head ccb_free_list;
+ struct list_head ccb_free_list;
/* head of free ccb list */

- atomic_t ccboutstandingcount;
+ atomic_t ccboutstandingcount;
/*The present outstanding command number that in the IOP that
waiting for being handled by FW*/

- void * dma_coherent;
+ void *dma_coherent;
/* dma_coherent used for memory free */
- dma_addr_t dma_coherent_handle;
+ dma_addr_t dma_coherent_handle;
/* dma_coherent_handle used for memory free */
- dma_addr_t dma_coherent_handle_hbb_mu;
- unsigned int uncache_size;
- uint8_t rqbuffer[ARCMSR_MAX_QBUFFER];
+ dma_addr_t dma_coherent_handle_hbb_mu;
+ unsigned int uncache_size;
+ uint8_t rqbuffer[ARCMSR_MAX_QBUFFER];
/* data collection buffer for read from 80331 */
- int32_t rqbuf_firstindex;
+ int32_t rqbuf_firstindex;
/* first of read buffer */
- int32_t rqbuf_lastindex;
+ int32_t rqbuf_lastindex;
/* last of read buffer */
- uint8_t wqbuffer[ARCMSR_MAX_QBUFFER];
+ uint8_t wqbuffer[ARCMSR_MAX_QBUFFER];
/* data collection buffer for write to 80331 */
- int32_t wqbuf_firstindex;
+ int32_t wqbuf_firstindex;
/* first of write buffer */
- int32_t wqbuf_lastindex;
+ int32_t wqbuf_lastindex;
/* last of write buffer */
- uint8_t devstate[ARCMSR_MAX_TARGETID][ARCMSR_MAX_TARGETLUN];
+ uint8_t devstate[ARCMSR_MAX_TARGETID][ARCMSR_MAX_TARGETLUN];
/* id0 ..... id15, lun0...lun7 */
-#define ARECA_RAID_GONE 0x55
-#define ARECA_RAID_GOOD 0xaa
- uint32_t num_resets;
- uint32_t num_aborts;
- uint32_t signature;
- uint32_t firm_request_len;
- uint32_t firm_numbers_queue;
- uint32_t firm_sdram_size;
- uint32_t firm_hd_channels;
- uint32_t firm_cfg_version;
- char firm_model[12];
- char firm_version[20];
- char device_map[20]; /*21,84-99*/
- struct work_struct arcmsr_do_message_isr_bh;
- struct timer_list eternal_timer;
- unsigned short fw_flag;
- #define FW_NORMAL 0x0000
- #define FW_BOG 0x0001
- #define FW_DEADLOCK 0x0010
- atomic_t rq_map_token;
- atomic_t ante_token_value;
+#define ARECA_RAID_GONE 0x55
+#define ARECA_RAID_GOOD 0xaa
+ uint32_t num_resets;
+ uint32_t num_aborts;
+ uint32_t signature;
+ uint32_t firm_request_len;
+ uint32_t firm_numbers_queue;
+ uint32_t firm_sdram_size;
+ uint32_t firm_hd_channels;
+ uint32_t firm_cfg_version;
+ char firm_model[12];
+ char firm_version[20];
+ char device_map[20]; /*21,84-99*/
+ struct work_struct arcmsr_do_message_isr_bh;
+ struct timer_list eternal_timer;
+ unsigned short fw_flag;
+ #define FW_NORMAL 0x0000
+ #define FW_BOG 0x0001
+ #define FW_DEADLOCK 0x0010
+ atomic_t rq_map_token;
+ atomic_t ante_token_value;
};/* HW_DEVICE_EXTENSION */
/*
*******************************************************************************
@@ -601,33 +604,34 @@ struct AdapterControlBlock
** this CCB length must be 32 bytes boundary
*******************************************************************************
*/
-struct CommandControlBlock{
- /*x32:sizeof struct_CCB=(32+60)byte, x64:sizeof struct_CCB=(64+60)byte*/
- struct list_head list; /*x32: 8byte, x64: 16byte*/
- struct scsi_cmnd *pcmd; /*8 bytes pointer of linux scsi command */
- struct AdapterControlBlock *acb; /*x32: 4byte, x64: 8byte*/
- uint32_t cdb_phyaddr_pattern; /*x32: 4byte, x64: 4byte*/
- uint32_t arc_cdb_size; /*x32:4byte,x64:4byte*/
- uint16_t ccb_flags; /*x32: 2byte, x64: 2byte*/
- #define CCB_FLAG_READ 0x0000
- #define CCB_FLAG_WRITE 0x0001
- #define CCB_FLAG_ERROR 0x0002
- #define CCB_FLAG_FLUSHCACHE 0x0004
- #define CCB_FLAG_MASTER_ABORTED 0x0008
- uint16_t startdone; /*x32:2byte,x32:2byte*/
- #define ARCMSR_CCB_DONE 0x0000
- #define ARCMSR_CCB_START 0x55AA
- #define ARCMSR_CCB_ABORTED 0xAA55
- #define ARCMSR_CCB_ILLEGAL 0xFFFF
+struct CommandControlBlock
+{
+/*x32:sizeof struct_CCB=(32+60)byte, x64:sizeof struct_CCB=(64+60)byte*/
+ struct list_head list;
+ struct scsi_cmnd *pcmd;
+ struct AdapterControlBlock *acb;
+ uint32_t cdb_phyaddr_pattern;
+ uint32_t arc_cdb_size;
+ uint16_t ccb_flags;
+ #define CCB_FLAG_READ 0x0000
+ #define CCB_FLAG_WRITE 0x0001
+ #define CCB_FLAG_ERROR 0x0002
+ #define CCB_FLAG_FLUSHCACHE 0x0004
+ #define CCB_FLAG_MASTER_ABORTED 0x0008
+ uint16_t startdone;
+ #define ARCMSR_CCB_DONE 0x0000
+ #define ARCMSR_CCB_START 0x55AA
+ #define ARCMSR_CCB_ABORTED 0xAA55
+ #define ARCMSR_CCB_ILLEGAL 0xFFFF
#if BITS_PER_LONG == 64
/* ======================512+64 bytes======================== */
- uint32_t reserved[5]; /*24 byte*/
+ uint32_t reserved[5]; /*24 byte*/
#else
- /* ======================512+32 bytes======================== */
- uint32_t reserved; /*8 byte*/
+ /*======================512+32 bytes========================*/
+ uint32_t reserved; /*8 byte*/
#endif
- /* ======================================================= */
- struct ARCMSR_CDB arcmsr_cdb;
+ /*=======================================================*/
+ struct ARCMSR_CDB arcmsr_cdb;
};
/*
*******************************************************************************
@@ -636,53 +640,53 @@ struct CommandControlBlock{
*/
struct SENSE_DATA
{
- uint8_t ErrorCode:7;
+ uint8_t ErrorCode:7;
#define SCSI_SENSE_CURRENT_ERRORS 0x70
#define SCSI_SENSE_DEFERRED_ERRORS 0x71
- uint8_t Valid:1;
- uint8_t SegmentNumber;
- uint8_t SenseKey:4;
- uint8_t Reserved:1;
- uint8_t IncorrectLength:1;
- uint8_t EndOfMedia:1;
- uint8_t FileMark:1;
- uint8_t Information[4];
- uint8_t AdditionalSenseLength;
- uint8_t CommandSpecificInformation[4];
- uint8_t AdditionalSenseCode;
- uint8_t AdditionalSenseCodeQualifier;
- uint8_t FieldReplaceableUnitCode;
- uint8_t SenseKeySpecific[3];
+ uint8_t Valid:1;
+ uint8_t SegmentNumber;
+ uint8_t SenseKey:4;
+ uint8_t Reserved:1;
+ uint8_t IncorrectLength:1;
+ uint8_t EndOfMedia:1;
+ uint8_t FileMark:1;
+ uint8_t Information[4];
+ uint8_t AdditionalSenseLength;
+ uint8_t CommandSpecificInformation[4];
+ uint8_t AdditionalSenseCode;
+ uint8_t AdditionalSenseCodeQualifier;
+ uint8_t FieldReplaceableUnitCode;
+ uint8_t SenseKeySpecific[3];
};
/*
*******************************************************************************
** Outbound Interrupt Status Register - OISR
*******************************************************************************
*/
-#define ARCMSR_MU_OUTBOUND_INTERRUPT_STATUS_REG 0x30
-#define ARCMSR_MU_OUTBOUND_PCI_INT 0x10
-#define ARCMSR_MU_OUTBOUND_POSTQUEUE_INT 0x08
-#define ARCMSR_MU_OUTBOUND_DOORBELL_INT 0x04
-#define ARCMSR_MU_OUTBOUND_MESSAGE1_INT 0x02
-#define ARCMSR_MU_OUTBOUND_MESSAGE0_INT 0x01
-#define ARCMSR_MU_OUTBOUND_HANDLE_INT \
- (ARCMSR_MU_OUTBOUND_MESSAGE0_INT \
- |ARCMSR_MU_OUTBOUND_MESSAGE1_INT \
- |ARCMSR_MU_OUTBOUND_DOORBELL_INT \
- |ARCMSR_MU_OUTBOUND_POSTQUEUE_INT \
- |ARCMSR_MU_OUTBOUND_PCI_INT)
+#define ARCMSR_MU_OUTBOUND_INTERRUPT_STATUS_REG 0x30
+#define ARCMSR_MU_OUTBOUND_PCI_INT 0x10
+#define ARCMSR_MU_OUTBOUND_POSTQUEUE_INT 0x08
+#define ARCMSR_MU_OUTBOUND_DOORBELL_INT 0x04
+#define ARCMSR_MU_OUTBOUND_MESSAGE1_INT 0x02
+#define ARCMSR_MU_OUTBOUND_MESSAGE0_INT 0x01
+#define ARCMSR_MU_OUTBOUND_HANDLE_INT \
+ (ARCMSR_MU_OUTBOUND_MESSAGE0_INT \
+ |ARCMSR_MU_OUTBOUND_MESSAGE1_INT \
+ |ARCMSR_MU_OUTBOUND_DOORBELL_INT \
+ |ARCMSR_MU_OUTBOUND_POSTQUEUE_INT \
+ |ARCMSR_MU_OUTBOUND_PCI_INT)
/*
*******************************************************************************
** Outbound Interrupt Mask Register - OIMR
*******************************************************************************
*/
-#define ARCMSR_MU_OUTBOUND_INTERRUPT_MASK_REG 0x34
-#define ARCMSR_MU_OUTBOUND_PCI_INTMASKENABLE 0x10
-#define ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE 0x08
-#define ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE 0x04
-#define ARCMSR_MU_OUTBOUND_MESSAGE1_INTMASKENABLE 0x02
-#define ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE 0x01
-#define ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE 0x1F
+#define ARCMSR_MU_OUTBOUND_INTERRUPT_MASK_REG 0x34
+#define ARCMSR_MU_OUTBOUND_PCI_INTMASKENABLE 0x10
+#define ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE 0x08
+#define ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE 0x04
+#define ARCMSR_MU_OUTBOUND_MESSAGE1_INTMASKENABLE 0x02
+#define ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE 0x01
+#define ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE 0x1F

extern void arcmsr_post_ioctldata2iop(struct AdapterControlBlock *);
extern void arcmsr_iop_message_read(struct AdapterControlBlock *);
diff -uprN a//drivers/scsi/arcmsr/arcmsr_hba.c b//drivers/scsi/arcmsr/arcmsr_hba.c
--- a//drivers/scsi/arcmsr/arcmsr_hba.c 2012-10-11 17:45:19.397738033 +0800
+++ b//drivers/scsi/arcmsr/arcmsr_hba.c 2012-10-12 16:22:28.151962535 +0800
@@ -71,12 +71,12 @@
#include <scsi/scsicam.h>
#include "arcmsr.h"
MODULE_AUTHOR("Nick Cheng <support@xxxxxxxxxxxx>");
-MODULE_DESCRIPTION("ARECA (ARC11xx/12xx/16xx/1880) SATA/SAS RAID Host Bus Adapter");
+MODULE_DESCRIPTION("Areca SAS RAID Controller Driver");
MODULE_LICENSE("Dual BSD/GPL");
MODULE_VERSION(ARCMSR_DRIVER_VERSION);

-#define ARCMSR_SLEEPTIME 10
-#define ARCMSR_RETRYCOUNT 12
+#define ARCMSR_SLEEPTIME 10
+#define ARCMSR_RETRYCOUNT 12

wait_queue_head_t wait_q;
static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb,
@@ -95,16 +95,16 @@ static void arcmsr_iop_init(struct Adapt
static void arcmsr_free_ccb_pool(struct AdapterControlBlock *acb);
static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb);
static void arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb);
-static void arcmsr_flush_hba_cache(struct AdapterControlBlock *acb);
-static void arcmsr_flush_hbb_cache(struct AdapterControlBlock *acb);
+static void arcmsr_hbaA_flush_cache(struct AdapterControlBlock *acb);
+static void arcmsr_hbaB_flush_cache(struct AdapterControlBlock *acb);
static void arcmsr_request_device_map(unsigned long pacb);
-static void arcmsr_request_hba_device_map(struct AdapterControlBlock *acb);
-static void arcmsr_request_hbb_device_map(struct AdapterControlBlock *acb);
-static void arcmsr_request_hbc_device_map(struct AdapterControlBlock *acb);
+static void arcmsr_hbaA_request_device_map(struct AdapterControlBlock *acb);
+static void arcmsr_hbaB_request_device_map(struct AdapterControlBlock *acb);
+static void arcmsr_hbaC_request_device_map(struct AdapterControlBlock *acb);
static void arcmsr_message_isr_bh_fn(struct work_struct *work);
static bool arcmsr_get_firmware_spec(struct AdapterControlBlock *acb);
static void arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb);
-static void arcmsr_hbc_message_isr(struct AdapterControlBlock *pACB);
+static void arcmsr_hbaC_message_isr(struct AdapterControlBlock *pACB);
static void arcmsr_hardware_reset(struct AdapterControlBlock *acb);
static const char *arcmsr_info(struct Scsi_Host *);
static irqreturn_t arcmsr_interrupt(struct AdapterControlBlock *acb);
@@ -172,14 +172,13 @@ static struct pci_driver arcmsr_pci_driv
****************************************************************************
****************************************************************************
*/
-
static void arcmsr_free_hbb_mu(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A:
case ACB_ADAPTER_TYPE_C:
break;
- case ACB_ADAPTER_TYPE_B:{
+ case ACB_ADAPTER_TYPE_B: {
dma_free_coherent(&acb->pdev->dev,
sizeof(struct MessageUnit_B),
acb->pmuB, acb->dma_coherent_handle_hbb_mu);
@@ -190,40 +189,50 @@ static void arcmsr_free_hbb_mu(struct Ad
static bool arcmsr_remap_pciregion(struct AdapterControlBlock *acb)
{
struct pci_dev *pdev = acb->pdev;
- switch (acb->adapter_type){
- case ACB_ADAPTER_TYPE_A:{
- acb->pmuA = ioremap(pci_resource_start(pdev,0), pci_resource_len(pdev,0));
+ switch (acb->adapter_type) {
+ case ACB_ADAPTER_TYPE_A: {
+ acb->pmuA = ioremap(pci_resource_start(pdev,0),
+ pci_resource_len(pdev,0));
if (!acb->pmuA) {
- printk(KERN_NOTICE "arcmsr%d: memory mapping region fail \n", acb->host->host_no);
+ printk(KERN_NOTICE "arcmsr%d: memory mapping"
+ "region fail\n", acb->host->host_no);
return false;
}
break;
}
- case ACB_ADAPTER_TYPE_B:{
+ case ACB_ADAPTER_TYPE_B: {
void __iomem *mem_base0, *mem_base1;
- mem_base0 = ioremap(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0));
+ mem_base0 = ioremap(pci_resource_start(pdev, 0),
+ pci_resource_len(pdev, 0));
if (!mem_base0) {
- printk(KERN_NOTICE "arcmsr%d: memory mapping region fail \n", acb->host->host_no);
+ printk(KERN_NOTICE "arcmsr%d: memory mapping"
+ "region fail\n", acb->host->host_no);
return false;
}
- mem_base1 = ioremap(pci_resource_start(pdev, 2), pci_resource_len(pdev, 2));
+ mem_base1 = ioremap(pci_resource_start(pdev, 2),
+ pci_resource_len(pdev, 2));
if (!mem_base1) {
iounmap(mem_base0);
- printk(KERN_NOTICE "arcmsr%d: memory mapping region fail \n", acb->host->host_no);
+ printk(KERN_NOTICE "arcmsr%d: memory mapping"
+ "region fail\n", acb->host->host_no);
return false;
}
acb->mem_base0 = mem_base0;
acb->mem_base1 = mem_base1;
break;
}
- case ACB_ADAPTER_TYPE_C:{
- acb->pmuC = ioremap_nocache(pci_resource_start(pdev, 1), pci_resource_len(pdev, 1));
+ case ACB_ADAPTER_TYPE_C: {
+ acb->pmuC = ioremap_nocache(pci_resource_start(pdev, 1),
+ pci_resource_len(pdev, 1));
if (!acb->pmuC) {
- printk(KERN_NOTICE "arcmsr%d: memory mapping region fail \n", acb->host->host_no);
+ printk(KERN_NOTICE "arcmsr%d: memory mapping"
+ "region fail\n", acb->host->host_no);
return false;
}
- if (readl(&acb->pmuC->outbound_doorbell) & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) {
- writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR, &acb->pmuC->outbound_doorbell_clear);/*clear
interrupt*/
+ if (readl(&acb->pmuC->outbound_doorbell) &
+ ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) {
+ writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR,
+ &acb->pmuC->outbound_doorbell_clear);
return true;
}
break;
@@ -235,17 +244,17 @@ static bool arcmsr_remap_pciregion(struc
static void arcmsr_unmap_pciregion(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
- case ACB_ADAPTER_TYPE_A:{
+ case ACB_ADAPTER_TYPE_A: {
iounmap(acb->pmuA);
}
break;
- case ACB_ADAPTER_TYPE_B:{
+ case ACB_ADAPTER_TYPE_B: {
iounmap(acb->mem_base0);
iounmap(acb->mem_base1);
}

break;
- case ACB_ADAPTER_TYPE_C:{
+ case ACB_ADAPTER_TYPE_C: {
iounmap(acb->pmuC);
}
}
@@ -264,11 +273,12 @@ static int arcmsr_bios_param(struct scsi
struct block_device *bdev, sector_t capacity, int *geom)
{
int ret, heads, sectors, cylinders, total_capacity;
- unsigned char *buffer;/* return copy of block device's partition table */
+ unsigned char *buffer;

buffer = scsi_bios_ptable(bdev);
if (buffer) {
- ret = scsi_partsize(buffer, capacity, &geom[2], &geom[0], &geom[1]);
+ ret = scsi_partsize(buffer, capacity, &geom[2], &geom[0],
+ &geom[1]);
kfree(buffer);
if (ret != -1)
return ret;
@@ -288,7 +298,8 @@ static int arcmsr_bios_param(struct scsi
return 0;
}

-static void arcmsr_define_adapter_type(struct AdapterControlBlock *acb)
+static void
+arcmsr_define_adapter_type(struct AdapterControlBlock *acb)
{
struct pci_dev *pdev = acb->pdev;
u16 dev_id;
@@ -308,7 +319,8 @@ static void arcmsr_define_adapter_type(s
}
}

-static uint8_t arcmsr_hba_wait_msgint_ready(struct AdapterControlBlock *acb)
+static uint8_t
+arcmsr_hbaA_wait_msgint_ready(struct AdapterControlBlock *acb)
{
struct MessageUnit_A __iomem *reg = acb->pmuA;
int i;
@@ -326,7 +338,8 @@ static uint8_t arcmsr_hba_wait_msgint_re
return false;
}

-static uint8_t arcmsr_hbb_wait_msgint_ready(struct AdapterControlBlock *acb)
+static uint8_t
+arcmsr_hbaB_wait_msgint_ready(struct AdapterControlBlock *acb)
{
struct MessageUnit_B *reg = acb->pmuB;
int i;
@@ -346,93 +359,103 @@ static uint8_t arcmsr_hbb_wait_msgint_re
return false;
}

-static uint8_t arcmsr_hbc_wait_msgint_ready(struct AdapterControlBlock *pACB)
+static uint8_t
+arcmsr_hbaC_wait_msgint_ready(struct AdapterControlBlock *pACB)
{
struct MessageUnit_C *phbcmu = (struct MessageUnit_C *)pACB->pmuC;
int i;

for (i = 0; i < 2000; i++) {
if (readl(&phbcmu->outbound_doorbell)
- & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) {
- writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR,
- &phbcmu->outbound_doorbell_clear); /*clear interrupt*/
+ & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) {
+ writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR,
+ &phbcmu->outbound_doorbell_clear);
return true;
}
msleep(10);
- } /* max 20 seconds */
-
+ }
return false;
}

-static void arcmsr_flush_hba_cache(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaA_flush_cache(struct AdapterControlBlock *acb)
{
struct MessageUnit_A __iomem *reg = acb->pmuA;
int retry_count = 30;
writel(ARCMSR_INBOUND_MESG0_FLUSH_CACHE, &reg->inbound_msgaddr0);
do {
- if (arcmsr_hba_wait_msgint_ready(acb))
+ if (arcmsr_hbaA_wait_msgint_ready(acb))
break;
else {
retry_count--;
- printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter cache' \
- timeout, retry count down = %d \n", acb->host->host_no, retry_count);
+ printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter"
+ " cache' timeout, retry count down = %d \n",
+ acb->host->host_no, retry_count);
}
} while (retry_count != 0);
}

-static void arcmsr_flush_hbb_cache(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaB_flush_cache(struct AdapterControlBlock *acb)
{
struct MessageUnit_B *reg = acb->pmuB;
int retry_count = 30;
writel(ARCMSR_MESSAGE_FLUSH_CACHE, reg->drv2iop_doorbell);
do {
- if (arcmsr_hbb_wait_msgint_ready(acb))
+ if (arcmsr_hbaB_wait_msgint_ready(acb))
break;
else {
retry_count--;
- printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter cache' \
- timeout,retry count down = %d \n", acb->host->host_no, retry_count);
+ printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter"
+ " cache' timeout, retry count down = %d \n",
+ acb->host->host_no, retry_count);
}
} while (retry_count != 0);
}

-static void arcmsr_flush_hbc_cache(struct AdapterControlBlock *pACB)
+static void
+arcmsr_hbaC_flush_cache(struct AdapterControlBlock *pACB)
{
struct MessageUnit_C *reg = (struct MessageUnit_C *)pACB->pmuC;
int retry_count = 30;/* enlarge wait flush adapter cache time: 10 minute */
- writel(ARCMSR_INBOUND_MESG0_FLUSH_CACHE, &reg->inbound_msgaddr0);
- writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &reg->inbound_doorbell);
+ writel(ARCMSR_INBOUND_MESG0_FLUSH_CACHE,
+ &reg->inbound_msgaddr0);
+ writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE,
+ &reg->inbound_doorbell);
do {
- if (arcmsr_hbc_wait_msgint_ready(pACB)) {
+ if (arcmsr_hbaC_wait_msgint_ready(pACB)) {
break;
} else {
retry_count--;
- printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter cache' \
- timeout,retry count down = %d \n", pACB->host->host_no, retry_count);
+ printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter"
+ " cache' timeout, retry count down = %d \n",
+ pACB->host->host_no, retry_count);
}
} while (retry_count != 0);
return;
}
-static void arcmsr_flush_adapter_cache(struct AdapterControlBlock *acb)
+static void
+arcmsr_flush_adapter_cache(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {

case ACB_ADAPTER_TYPE_A: {
- arcmsr_flush_hba_cache(acb);
+ arcmsr_hbaA_flush_cache(acb);
}
break;

case ACB_ADAPTER_TYPE_B: {
- arcmsr_flush_hbb_cache(acb);
+ arcmsr_hbaB_flush_cache(acb);
}
break;
case ACB_ADAPTER_TYPE_C: {
- arcmsr_flush_hbc_cache(acb);
+ arcmsr_hbaC_flush_cache(acb);
}
}
}

-static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb)
+static int
+arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb)
{
struct pci_dev *pdev = acb->pdev;
void *dma_coherent;
@@ -452,154 +475,191 @@ static int arcmsr_alloc_ccb_pool(struct
max_xfer_len = ARCMSR_MAX_XFER_LEN;
max_sg_entrys = ARCMSR_DEFAULT_SG_ENTRIES;
firm_config_version = acb->firm_cfg_version;
- if((firm_config_version & 0xFF) >= 3){
- max_xfer_len = (ARCMSR_CDB_SG_PAGE_LENGTH << ((firm_config_version >> 8) & 0xFF)) * 1024;/* max 4M byte */
+ if ((firm_config_version & 0xFF) >= 3) {
+ max_xfer_len = (ARCMSR_CDB_SG_PAGE_LENGTH <<
+ ((firm_config_version >> 8) & 0xFF)) * 1024;
max_sg_entrys = (max_xfer_len/4096);
}
acb->host->max_sectors = max_xfer_len/512;
acb->host->sg_tablesize = max_sg_entrys;
- roundup_ccbsize = roundup(sizeof(struct CommandControlBlock) + (max_sg_entrys - 1) * sizeof(struct SG64ENTRY), 32);
+ roundup_ccbsize = roundup(sizeof(struct CommandControlBlock) +
+ (max_sg_entrys - 1) * sizeof(struct SG64ENTRY), 32);
acb->uncache_size = roundup_ccbsize * ARCMSR_MAX_FREECCB_NUM;
- dma_coherent = dma_alloc_coherent(&pdev->dev, acb->uncache_size, &dma_coherent_handle, GFP_KERNEL);
- if(!dma_coherent){
- printk(KERN_NOTICE "arcmsr%d: dma_alloc_coherent got error\n", acb->host->host_no);
+ dma_coherent = dma_alloc_coherent(&pdev->dev, acb->uncache_size,
+ &dma_coherent_handle, GFP_KERNEL);
+ if (!dma_coherent) {
+ printk(KERN_NOTICE "arcmsr%d: dma_alloc_coherent got error\n",
+ acb->host->host_no);
return -ENOMEM;
}
acb->dma_coherent = dma_coherent;
acb->dma_coherent_handle = dma_coherent_handle;
memset(dma_coherent, 0, acb->uncache_size);
ccb_tmp = dma_coherent;
- acb->vir2phy_offset = (unsigned long)dma_coherent - (unsigned long)dma_coherent_handle;
- for(i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++){
- cdb_phyaddr = dma_coherent_handle + offsetof(struct CommandControlBlock, arcmsr_cdb);
- ccb_tmp->cdb_phyaddr_pattern = ((acb->adapter_type == ACB_ADAPTER_TYPE_C) ? cdb_phyaddr : (cdb_phyaddr >> 5));
+ acb->vir2phy_offset = (unsigned long)dma_coherent -
+ (unsigned long)dma_coherent_handle;
+ for (i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++) {
+ cdb_phyaddr = dma_coherent_handle +
+ offsetof(struct CommandControlBlock,
+ arcmsr_cdb);
+ ccb_tmp->cdb_phyaddr_pattern =
+ ((acb->adapter_type == ACB_ADAPTER_TYPE_C)
+ ? cdb_phyaddr : (cdb_phyaddr >> 5));
acb->pccb_pool[i] = ccb_tmp;
ccb_tmp->acb = acb;
INIT_LIST_HEAD(&ccb_tmp->list);
list_add_tail(&ccb_tmp->list, &acb->ccb_free_list);
- ccb_tmp = (struct CommandControlBlock *)((unsigned long)ccb_tmp + roundup_ccbsize);
+ ccb_tmp = (struct CommandControlBlock *)
+ ((unsigned long)ccb_tmp + roundup_ccbsize);
dma_coherent_handle = dma_coherent_handle + roundup_ccbsize;
}
return 0;
}

-static void arcmsr_message_isr_bh_fn(struct work_struct *work)
+static void
+arcmsr_message_isr_bh_fn(struct work_struct *work)
{
- struct AdapterControlBlock *acb = container_of(work,struct AdapterControlBlock, arcmsr_do_message_isr_bh);
+ struct AdapterControlBlock *acb = container_of(work,
+ struct AdapterControlBlock, arcmsr_do_message_isr_bh);
switch (acb->adapter_type) {
- case ACB_ADAPTER_TYPE_A: {
-
- struct MessageUnit_A __iomem *reg = acb->pmuA;
- char *acb_dev_map = (char *)acb->device_map;
- uint32_t __iomem *signature = (uint32_t __iomem*) (&reg->message_rwbuffer[0]);
- char __iomem *devicemap = (char __iomem*) (&reg->message_rwbuffer[21]);
- int target, lun;
- struct scsi_device *psdev;
- char diff;
-
- atomic_inc(&acb->rq_map_token);
- if (readl(signature) == ARCMSR_SIGNATURE_GET_CONFIG) {
- for(target = 0; target < ARCMSR_MAX_TARGETID -1; target++) {
- diff = (*acb_dev_map)^readb(devicemap);
- if (diff != 0) {
- char temp;
- *acb_dev_map = readb(devicemap);
- temp =*acb_dev_map;
- for(lun = 0; lun < ARCMSR_MAX_TARGETLUN; lun++) {
- if((temp & 0x01)==1 && (diff & 0x01) == 1) {
- scsi_add_device(acb->host, 0, target, lun);
- }else if((temp & 0x01) == 0 && (diff & 0x01) == 1) {
- psdev = scsi_device_lookup(acb->host, 0, target, lun);
- if (psdev != NULL ) {
- scsi_remove_device(psdev);
- scsi_device_put(psdev);
- }
+ case ACB_ADAPTER_TYPE_A: {
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
+ char *acb_dev_map = (char *)acb->device_map;
+ uint32_t __iomem *signature = (uint32_t __iomem*)
+ (&reg->message_rwbuffer[0]);
+ char __iomem *devicemap = (char __iomem*)
+ (&reg->message_rwbuffer[21]);
+ int target, lun;
+ struct scsi_device *psdev;
+ char diff;
+
+ atomic_inc(&acb->rq_map_token);
+ if (readl(signature) == ARCMSR_SIGNATURE_GET_CONFIG) {
+ for (target = 0; target < ARCMSR_MAX_TARGETID -1;
+ target++) {
+ diff = (*acb_dev_map) ^ readb(devicemap);
+ if (diff != 0) {
+ char temp;
+ *acb_dev_map = readb(devicemap);
+ temp =*acb_dev_map;
+ for (lun = 0; lun <
+ ARCMSR_MAX_TARGETLUN; lun++) {
+ if ((temp & 0x01) == 1 &&
+ (diff & 0x01) == 1) {
+ scsi_add_device(acb->host,
+ 0, target, lun);
+ } else if ((temp & 0x01) == 0
+ && (diff & 0x01) == 1) {
+ psdev =
+ scsi_device_lookup(acb->host,
+ 0, target, lun);
+ if (psdev != NULL ) {
+ scsi_remove_device(psdev);
+ scsi_device_put(psdev);
}
- temp >>= 1;
- diff >>= 1;
}
+ temp >>= 1;
+ diff >>= 1;
}
- devicemap++;
- acb_dev_map++;
}
+ devicemap++;
+ acb_dev_map++;
}
- break;
}
+ break;
+ }

- case ACB_ADAPTER_TYPE_B: {
- struct MessageUnit_B *reg = acb->pmuB;
- char *acb_dev_map = (char *)acb->device_map;
- uint32_t __iomem *signature = (uint32_t __iomem*)(&reg->message_rwbuffer[0]);
- char __iomem *devicemap = (char __iomem*)(&reg->message_rwbuffer[21]);
- int target, lun;
- struct scsi_device *psdev;
- char diff;
-
- atomic_inc(&acb->rq_map_token);
- if (readl(signature) == ARCMSR_SIGNATURE_GET_CONFIG) {
- for(target = 0; target < ARCMSR_MAX_TARGETID -1; target++) {
- diff = (*acb_dev_map)^readb(devicemap);
- if (diff != 0) {
- char temp;
- *acb_dev_map = readb(devicemap);
- temp =*acb_dev_map;
- for(lun = 0; lun < ARCMSR_MAX_TARGETLUN; lun++) {
- if((temp & 0x01)==1 && (diff & 0x01) == 1) {
- scsi_add_device(acb->host, 0, target, lun);
- }else if((temp & 0x01) == 0 && (diff & 0x01) == 1) {
- psdev = scsi_device_lookup(acb->host, 0, target, lun);
- if (psdev != NULL ) {
- scsi_remove_device(psdev);
- scsi_device_put(psdev);
- }
+ case ACB_ADAPTER_TYPE_B: {
+ struct MessageUnit_B *reg = acb->pmuB;
+ char *acb_dev_map = (char *)acb->device_map;
+ uint32_t __iomem *signature =
+ (uint32_t __iomem*)(&reg->message_rwbuffer[0]);
+ char __iomem *devicemap =
+ (char __iomem*)(&reg->message_rwbuffer[21]);
+ int target, lun;
+ struct scsi_device *psdev;
+ char diff;
+
+ atomic_inc(&acb->rq_map_token);
+ if (readl(signature) == ARCMSR_SIGNATURE_GET_CONFIG) {
+ for(target = 0; target <
+ ARCMSR_MAX_TARGETID -1; target++) {
+ diff = (*acb_dev_map) ^ readb(devicemap);
+ if (diff != 0) {
+ char temp;
+ *acb_dev_map = readb(devicemap);
+ temp = *acb_dev_map;
+ for (lun = 0; lun < ARCMSR_MAX_TARGETLUN;
+ lun++) {
+ if ((temp & 0x01)==1 &&
+ (diff & 0x01) == 1) {
+ scsi_add_device(acb->host,
+ 0, target, lun);
+ } else if ((temp & 0x01) == 0
+ && (diff & 0x01) == 1) {
+ psdev = scsi_device_lookup(acb->host,
+ 0, target, lun);
+ if (psdev != NULL) {
+ scsi_remove_device(psdev);
+ scsi_device_put(psdev);
}
- temp >>= 1;
- diff >>= 1;
}
+ temp >>= 1;
+ diff >>= 1;
}
- devicemap++;
- acb_dev_map++;
}
+ devicemap++;
+ acb_dev_map++;
}
}
- break;
- case ACB_ADAPTER_TYPE_C: {
- struct MessageUnit_C *reg = acb->pmuC;
- char *acb_dev_map = (char *)acb->device_map;
- uint32_t __iomem *signature = (uint32_t __iomem *)(&reg->msgcode_rwbuffer[0]);
- char __iomem *devicemap = (char __iomem *)(&reg->msgcode_rwbuffer[21]);
- int target, lun;
- struct scsi_device *psdev;
- char diff;
-
- atomic_inc(&acb->rq_map_token);
- if (readl(signature) == ARCMSR_SIGNATURE_GET_CONFIG) {
- for (target = 0; target < ARCMSR_MAX_TARGETID - 1; target++) {
- diff = (*acb_dev_map)^readb(devicemap);
- if (diff != 0) {
- char temp;
- *acb_dev_map = readb(devicemap);
- temp = *acb_dev_map;
- for (lun = 0; lun < ARCMSR_MAX_TARGETLUN; lun++) {
- if ((temp & 0x01) == 1 && (diff & 0x01) == 1) {
- scsi_add_device(acb->host, 0, target, lun);
- } else if ((temp & 0x01) == 0 && (diff & 0x01) == 1) {
- psdev = scsi_device_lookup(acb->host, 0, target, lun);
- if (psdev != NULL) {
- scsi_remove_device(psdev);
- scsi_device_put(psdev);
- }
+ }
+ break;
+ case ACB_ADAPTER_TYPE_C: {
+ struct MessageUnit_C *reg = acb->pmuC;
+ char *acb_dev_map = (char *)acb->device_map;
+ uint32_t __iomem *signature =
+ (uint32_t __iomem *)(&reg->msgcode_rwbuffer[0]);
+ char __iomem *devicemap =
+ (char __iomem *)(&reg->msgcode_rwbuffer[21]);
+ int target, lun;
+ struct scsi_device *psdev;
+ char diff;
+
+ atomic_inc(&acb->rq_map_token);
+ if (readl(signature) == ARCMSR_SIGNATURE_GET_CONFIG) {
+ for (target = 0; target <
+ ARCMSR_MAX_TARGETID - 1; target++) {
+ diff = (*acb_dev_map) ^ readb(devicemap);
+ if (diff != 0) {
+ char temp;
+ *acb_dev_map =
+ readb(devicemap);
+ temp = *acb_dev_map;
+ for (lun = 0; lun <
+ ARCMSR_MAX_TARGETLUN; lun++) {
+ if ((temp & 0x01) == 1 &&
+ (diff & 0x01) == 1) {
+ scsi_add_device(acb->host,
+ 0, target, lun);
+ } else if ((temp & 0x01) == 0
+ && (diff & 0x01) == 1) {
+ psdev = scsi_device_lookup(acb->host,
+ 0, target, lun);
+ if (psdev != NULL) {
+ scsi_remove_device(psdev);
+ scsi_device_put(psdev);
}
- temp >>= 1;
- diff >>= 1;
}
+ temp >>= 1;
+ diff >>= 1;
}
- devicemap++;
- acb_dev_map++;
}
+ devicemap++;
+ acb_dev_map++;
}
}
}
+ }
}

static int arcmsr_probe(struct pci_dev *pdev, const struct pci_device_id *id)
@@ -609,17 +669,18 @@ static int arcmsr_probe(struct pci_dev *
uint8_t bus,dev_fun;
int error;
error = pci_enable_device(pdev);
- if(error){
+ if (error) {
return -ENODEV;
}
- host = scsi_host_alloc(&arcmsr_scsi_host_template, sizeof(struct AdapterControlBlock));
- if(!host){
+ host = scsi_host_alloc(&arcmsr_scsi_host_template,
+ sizeof(struct AdapterControlBlock));
+ if (!host) {
goto pci_disable_dev;
}
error = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
- if(error){
+ if (error) {
error = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
- if(error){
+ if (error) {
printk(KERN_WARNING
"scsi%d: No suitable DMA mask available\n",
host->host_no);
@@ -634,16 +695,16 @@ static int arcmsr_probe(struct pci_dev *
acb->pdev = pdev;
acb->host = host;
host->max_lun = ARCMSR_MAX_TARGETLUN;
- host->max_id = ARCMSR_MAX_TARGETID; /*16:8*/
- host->max_cmd_len = 16; /*this is issue of 64bit LBA ,over 2T byte*/
- host->can_queue = ARCMSR_MAX_FREECCB_NUM; /* max simultaneous cmds */
- host->cmd_per_lun = ARCMSR_MAX_CMD_PERLUN;
+ host->max_id = ARCMSR_MAX_TARGETID;
+ host->max_cmd_len = 16;
+ host->can_queue = ARCMSR_MAX_FREECCB_NUM;
+ host->cmd_per_lun = ARCMSR_MAX_CMD_PERLUN;
host->this_id = ARCMSR_SCSI_INITIATOR_ID;
host->unique_id = (bus << 8) | dev_fun;
pci_set_drvdata(pdev, host);
pci_set_master(pdev);
error = pci_request_regions(pdev, "arcmsr");
- if(error){
+ if (error) {
goto scsi_host_release;
}
spin_lock_init(&acb->eh_lock);
@@ -655,38 +716,42 @@ static int arcmsr_probe(struct pci_dev *
INIT_LIST_HEAD(&acb->ccb_free_list);
arcmsr_define_adapter_type(acb);
error = arcmsr_remap_pciregion(acb);
- if(!error){
+ if (!error) {
goto pci_release_regs;
}
error = arcmsr_get_firmware_spec(acb);
- if(!error){
+ if (!error) {
goto unmap_pci_region;
}
error = arcmsr_alloc_ccb_pool(acb);
- if(error){
+ if (error) {
goto free_hbb_mu;
}
arcmsr_iop_init(acb);
error = scsi_add_host(host, &pdev->dev);
- if(error){
+ if (error) {
goto RAID_controller_stop;
}
- error = request_irq(pdev->irq, arcmsr_do_interrupt, IRQF_SHARED, "arcmsr", acb);
- if(error){
+ error = request_irq(pdev->irq, arcmsr_do_interrupt,
+ IRQF_SHARED, "arcmsr", acb);
+ if (error) {
goto scsi_host_remove;
}
host->irq = pdev->irq;
scsi_scan_host(host);
- INIT_WORK(&acb->arcmsr_do_message_isr_bh, arcmsr_message_isr_bh_fn);
+ INIT_WORK(&acb->arcmsr_do_message_isr_bh,
+ arcmsr_message_isr_bh_fn);
atomic_set(&acb->rq_map_token, 16);
atomic_set(&acb->ante_token_value, 16);
acb->fw_flag = FW_NORMAL;
init_timer(&acb->eternal_timer);
- acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6 * HZ);
+ acb->eternal_timer.expires = jiffies +
+ msecs_to_jiffies(6 * HZ);
acb->eternal_timer.data = (unsigned long) acb;
- acb->eternal_timer.function = &arcmsr_request_device_map;
+ acb->eternal_timer.function =
+ &arcmsr_request_device_map;
add_timer(&acb->eternal_timer);
- if(arcmsr_alloc_sysfs_attr(acb))
+ if (arcmsr_alloc_sysfs_attr(acb))
goto out_free_sysfs;
return 0;
out_free_sysfs:
@@ -709,85 +774,95 @@ pci_disable_dev:
return -ENODEV;
}

-static uint8_t arcmsr_abort_hba_allcmd(struct AdapterControlBlock *acb)
+static uint8_t
+arcmsr_hbaA_abort_allcmd(struct AdapterControlBlock *acb)
{
struct MessageUnit_A __iomem *reg = acb->pmuA;
- writel(ARCMSR_INBOUND_MESG0_ABORT_CMD, &reg->inbound_msgaddr0);
- if (!arcmsr_hba_wait_msgint_ready(acb)) {
+ writel(ARCMSR_INBOUND_MESG0_ABORT_CMD,
+ &reg->inbound_msgaddr0);
+ if (!arcmsr_hbaA_wait_msgint_ready(acb)) {
printk(KERN_NOTICE
- "arcmsr%d: wait 'abort all outstanding command' timeout \n"
- , acb->host->host_no);
+ "arcmsr%d: wait 'abort all outstanding command' timeout \n"
+ , acb->host->host_no);
return false;
}
return true;
}

-static uint8_t arcmsr_abort_hbb_allcmd(struct AdapterControlBlock *acb)
+static uint8_t
+arcmsr_hbaB_abort_allcmd(struct AdapterControlBlock *acb)
{
struct MessageUnit_B *reg = acb->pmuB;

- writel(ARCMSR_MESSAGE_ABORT_CMD, reg->drv2iop_doorbell);
- if (!arcmsr_hbb_wait_msgint_ready(acb)) {
+ writel(ARCMSR_MESSAGE_ABORT_CMD,
+ reg->drv2iop_doorbell);
+ if (!arcmsr_hbaB_wait_msgint_ready(acb)) {
printk(KERN_NOTICE
- "arcmsr%d: wait 'abort all outstanding command' timeout \n"
- , acb->host->host_no);
+ "arcmsr%d: wait 'abort all outstanding command' timeout \n"
+ , acb->host->host_no);
return false;
}
return true;
}
-static uint8_t arcmsr_abort_hbc_allcmd(struct AdapterControlBlock *pACB)
+static uint8_t
+arcmsr_hbaC_abort_allcmd(struct AdapterControlBlock *pACB)
{
struct MessageUnit_C *reg = (struct MessageUnit_C *)pACB->pmuC;
writel(ARCMSR_INBOUND_MESG0_ABORT_CMD, &reg->inbound_msgaddr0);
writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &reg->inbound_doorbell);
- if (!arcmsr_hbc_wait_msgint_ready(pACB)) {
+ if (!arcmsr_hbaC_wait_msgint_ready(pACB)) {
printk(KERN_NOTICE
- "arcmsr%d: wait 'abort all outstanding command' timeout \n"
- , pACB->host->host_no);
+ "arcmsr%d: wait 'abort all outstanding command' timeout \n"
+ , pACB->host->host_no);
return false;
}
return true;
}
-static uint8_t arcmsr_abort_allcmd(struct AdapterControlBlock *acb)
+static uint8_t
+arcmsr_abort_allcmd(struct AdapterControlBlock *acb)
{
uint8_t rtnval = 0;
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
- rtnval = arcmsr_abort_hba_allcmd(acb);
+ rtnval = arcmsr_hbaA_abort_allcmd(acb);
}
break;

case ACB_ADAPTER_TYPE_B: {
- rtnval = arcmsr_abort_hbb_allcmd(acb);
+ rtnval = arcmsr_hbaB_abort_allcmd(acb);
}
break;

case ACB_ADAPTER_TYPE_C: {
- rtnval = arcmsr_abort_hbc_allcmd(acb);
+ rtnval = arcmsr_hbaC_abort_allcmd(acb);
}
}
return rtnval;
}

-static bool arcmsr_hbb_enable_driver_mode(struct AdapterControlBlock *pacb)
+static bool
+arcmsr_hbb_enable_driver_mode(struct AdapterControlBlock *pacb)
{
struct MessageUnit_B *reg = pacb->pmuB;
- writel(ARCMSR_MESSAGE_START_DRIVER_MODE, reg->drv2iop_doorbell);
- if (!arcmsr_hbb_wait_msgint_ready(pacb)) {
- printk(KERN_ERR "arcmsr%d: can't set driver mode. \n", pacb->host->host_no);
+ writel(ARCMSR_MESSAGE_START_DRIVER_MODE,
+ reg->drv2iop_doorbell);
+ if (!arcmsr_hbaB_wait_msgint_ready(pacb)) {
+ printk(KERN_ERR "arcmsr%d: can't set driver mode.\n",
+ pacb->host->host_no);
return false;
}
return true;
}

-static void arcmsr_pci_unmap_dma(struct CommandControlBlock *ccb)
+static void
+arcmsr_pci_unmap_dma(struct CommandControlBlock *ccb)
{
struct scsi_cmnd *pcmd = ccb->pcmd;
-
scsi_dma_unmap(pcmd);
}

-static void arcmsr_ccb_complete(struct CommandControlBlock *ccb)
+static void
+arcmsr_ccb_complete(struct CommandControlBlock *ccb)
{
struct AdapterControlBlock *acb = ccb->acb;
struct scsi_cmnd *pcmd = ccb->pcmd;
@@ -801,32 +876,37 @@ static void arcmsr_ccb_complete(struct C
pcmd->scsi_done(pcmd);
}

-static void arcmsr_report_sense_info(struct CommandControlBlock *ccb)
+static void
+arcmsr_report_sense_info(struct CommandControlBlock *ccb)
{

struct scsi_cmnd *pcmd = ccb->pcmd;
- struct SENSE_DATA *sensebuffer = (struct SENSE_DATA *)pcmd->sense_buffer;
+ struct SENSE_DATA *sensebuffer =
+ (struct SENSE_DATA *)pcmd->sense_buffer;
pcmd->result = DID_OK << 16;
if (sensebuffer) {
int sense_data_length =
sizeof(struct SENSE_DATA) < SCSI_SENSE_BUFFERSIZE
? sizeof(struct SENSE_DATA) : SCSI_SENSE_BUFFERSIZE;
memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
- memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
+ memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData,
+ sense_data_length);
sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
sensebuffer->Valid = 1;
}
}

-static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb)
+static u32
+arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb)
{
u32 orig_mask = 0;
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A : {
struct MessageUnit_A __iomem *reg = acb->pmuA;
orig_mask = readl(&reg->outbound_intmask);
- writel(orig_mask|ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE, \
- &reg->outbound_intmask);
+ writel(orig_mask |
+ ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE,
+ &reg->outbound_intmask);
}
break;
case ACB_ADAPTER_TYPE_B : {
@@ -835,18 +915,21 @@ static u32 arcmsr_disable_outbound_ints(
writel(0, reg->iop2drv_doorbell_mask);
}
break;
- case ACB_ADAPTER_TYPE_C:{
- struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC;
+ case ACB_ADAPTER_TYPE_C: {
+ struct MessageUnit_C *reg =
+ (struct MessageUnit_C *)acb->pmuC;
/* disable all outbound interrupt */
- orig_mask = readl(&reg->host_int_mask); /* disable outbound message0 int */
- writel(orig_mask|ARCMSR_HBCMU_ALL_INTMASKENABLE, &reg->host_int_mask);
+ orig_mask = readl(&reg->host_int_mask);
+ writel(orig_mask | ARCMSR_HBCMU_ALL_INTMASKENABLE,
+ &reg->host_int_mask);
}
break;
}
return orig_mask;
}

-static void arcmsr_report_ccb_state(struct AdapterControlBlock *acb,
+static void
+arcmsr_report_ccb_state(struct AdapterControlBlock *acb,
struct CommandControlBlock *ccb, bool error)
{
uint8_t id, lun;
@@ -857,7 +940,7 @@ static void arcmsr_report_ccb_state(stru
acb->devstate[id][lun] = ARECA_RAID_GOOD;
ccb->pcmd->result = DID_OK << 16;
arcmsr_ccb_complete(ccb);
- }else{
+ } else {
switch (ccb->arcmsr_cdb.DeviceStatus) {
case ARCMSR_DEV_SELECT_TIMEOUT: {
acb->devstate[id][lun] = ARECA_RAID_GONE;
@@ -884,21 +967,22 @@ static void arcmsr_report_ccb_state(stru

default:
printk(KERN_NOTICE
- "arcmsr%d: scsi id = %d lun = %d isr get command error done, \
- but got unknown DeviceStatus = 0x%x \n"
- , acb->host->host_no
- , id
- , lun
- , ccb->arcmsr_cdb.DeviceStatus);
- acb->devstate[id][lun] = ARECA_RAID_GONE;
- ccb->pcmd->result = DID_NO_CONNECT << 16;
- arcmsr_ccb_complete(ccb);
+ "arcmsr%d: scsi id = %d lun = %d isr get command"
+ " error done, but got unknown DeviceStatus = 0x%x \n"
+ , acb->host->host_no
+ , id
+ , lun
+ , ccb->arcmsr_cdb.DeviceStatus);
+ acb->devstate[id][lun] = ARECA_RAID_GONE;
+ ccb->pcmd->result = DID_NO_CONNECT << 16;
+ arcmsr_ccb_complete(ccb);
break;
}
}
}

-static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, struct CommandControlBlock *pCCB, bool error)
+static void
+arcmsr_drain_donequeue(struct AdapterControlBlock *acb, struct CommandControlBlock *pCCB, bool error)
{
int id, lun;
if ((pCCB->acb != acb) || (pCCB->startdone != ARCMSR_CCB_START)) {
@@ -906,16 +990,17 @@ static void arcmsr_drain_donequeue(struc
struct scsi_cmnd *abortcmd = pCCB->pcmd;
if (abortcmd) {
id = abortcmd->device->id;
- lun = abortcmd->device->lun;
+ lun = abortcmd->device->lun;
abortcmd->result |= DID_ABORT << 16;
arcmsr_ccb_complete(pCCB);
- printk(KERN_NOTICE "arcmsr%d: pCCB ='0x%p' isr got aborted command \n",
+ printk(KERN_NOTICE "arcmsr%d: pCCB ='0x%p' isr"
+ "got aborted command \n",
acb->host->host_no, pCCB);
}
return;
}
- printk(KERN_NOTICE "arcmsr%d: isr get an illegal ccb command \
- done acb = '0x%p'"
+ printk(KERN_NOTICE "arcmsr%d: isr get an illegal ccb command"
+ "done acb = '0x%p'"
"ccb = '0x%p' ccbacb = '0x%p' startdone = 0x%x"
" ccboutstandingcount = %d \n"
, acb->host->host_no
@@ -929,7 +1014,8 @@ static void arcmsr_drain_donequeue(struc
arcmsr_report_ccb_state(acb, pCCB, error);
}

-static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb)
+static void
+arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb)
{
int i = 0;
uint32_t flag_ccb;
@@ -944,12 +1030,16 @@ static void arcmsr_done4abort_postqueue(
outbound_intstatus = readl(&reg->outbound_intstatus) &
acb->outbound_int_enable;
/*clear and abort all outbound posted Q*/
- writel(outbound_intstatus, &reg->outbound_intstatus);/*clear interrupt*/
- while(((flag_ccb = readl(&reg->outbound_queueport)) != 0xFFFFFFFF)
- && (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) {
- pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5));/*frame must be 32 bytes
aligned*/
- pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb);
- error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false;
+ writel(outbound_intstatus, &reg->outbound_intstatus);
+ while(((flag_ccb = readl(&reg->outbound_queueport))
+ != 0xFFFFFFFF)
+ && (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) {
+ pARCMSR_CDB = (struct ARCMSR_CDB *)
+ (acb->vir2phy_offset + (flag_ccb << 5));
+ pCCB = container_of(pARCMSR_CDB,
+ struct CommandControlBlock, arcmsr_cdb);
+ error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ?
+ true : false;
arcmsr_drain_donequeue(acb, pCCB, error);
}
}
@@ -957,14 +1047,18 @@ static void arcmsr_done4abort_postqueue(

case ACB_ADAPTER_TYPE_B: {
struct MessageUnit_B *reg = acb->pmuB;
- /*clear all outbound posted Q*/
- writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, reg->iop2drv_doorbell); /* clear doorbell interrupt */
+ writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN,
+ reg->iop2drv_doorbell);
for (i = 0; i < ARCMSR_MAX_HBB_POSTQUEUE; i++) {
if ((flag_ccb = readl(&reg->done_qbuffer[i])) != 0) {
writel(0, &reg->done_qbuffer[i]);
- pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset+(flag_ccb << 5));/*frame must be 32 bytes
aligned*/
- pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb);
- error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false;
+ pARCMSR_CDB = (struct ARCMSR_CDB *)
+ (acb->vir2phy_offset + (flag_ccb << 5));
+ pCCB = container_of(pARCMSR_CDB,
+ struct CommandControlBlock, arcmsr_cdb);
+ error = (flag_ccb &
+ ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ?
+ true : false;
arcmsr_drain_donequeue(acb, pCCB, error);
}
reg->post_qbuffer[i] = 0;
@@ -979,27 +1073,34 @@ static void arcmsr_done4abort_postqueue(
uint32_t flag_ccb, ccb_cdb_phy;
bool error;
struct CommandControlBlock *pCCB;
- while ((readl(&reg->host_int_status) & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) && (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) {
+ while ((readl(&reg->host_int_status) &
+ ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR)
+ && (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) {
/*need to do*/
flag_ccb = readl(&reg->outbound_queueport_low);
ccb_cdb_phy = (flag_ccb & 0xFFFFFFF0);
- pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset+ccb_cdb_phy);/*frame must be 32 bytes aligned*/
- pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb);
- error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE1) ? true : false;
+ pARCMSR_CDB = (struct ARCMSR_CDB *)
+ (acb->vir2phy_offset+ccb_cdb_phy);
+ pCCB = container_of(pARCMSR_CDB,
+ struct CommandControlBlock, arcmsr_cdb);
+ error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE1)
+ ? true : false;
arcmsr_drain_donequeue(acb, pCCB, error);
}
}
}
}
-static void arcmsr_remove(struct pci_dev *pdev)
+
+static void
+arcmsr_remove(struct pci_dev *pdev)
{
struct Scsi_Host *host = pci_get_drvdata(pdev);
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
+ (struct AdapterControlBlock *)host->hostdata;
int poll_count = 0;
arcmsr_free_sysfs_attr(acb);
scsi_remove_host(host);
- flush_work(&acb->arcmsr_do_message_isr_bh);
+ flush_work_sync(&acb->arcmsr_do_message_isr_bh);
del_timer_sync(&acb->eternal_timer);
arcmsr_disable_outbound_ints(acb);
arcmsr_stop_adapter_bgrb(acb);
@@ -1007,20 +1108,21 @@ static void arcmsr_remove(struct pci_dev
acb->acb_flags |= ACB_F_SCSISTOPADAPTER;
acb->acb_flags &= ~ACB_F_IOP_INITED;

- for (poll_count = 0; poll_count < ARCMSR_MAX_OUTSTANDING_CMD; poll_count++){
+ for (poll_count = 0; poll_count < ARCMSR_MAX_OUTSTANDING_CMD;
+ poll_count++) {
if (!atomic_read(&acb->ccboutstandingcount))
break;
- arcmsr_interrupt(acb);/* FIXME: need spinlock */
+ arcmsr_interrupt(acb);
msleep(25);
}

if (atomic_read(&acb->ccboutstandingcount)) {
int i;
-
arcmsr_abort_allcmd(acb);
arcmsr_done4abort_postqueue(acb);
for (i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++) {
- struct CommandControlBlock *ccb = acb->pccb_pool[i];
+ struct CommandControlBlock *ccb =
+ acb->pccb_pool[i];
if (ccb->startdone == ARCMSR_CCB_START) {
ccb->startdone = ARCMSR_CCB_ABORTED;
ccb->pcmd->result = DID_ABORT << 16;
@@ -1038,14 +1140,15 @@ static void arcmsr_remove(struct pci_dev
pci_set_drvdata(pdev, NULL);
}

-static void arcmsr_shutdown(struct pci_dev *pdev)
+static void
+arcmsr_shutdown(struct pci_dev *pdev)
{
struct Scsi_Host *host = pci_get_drvdata(pdev);
struct AdapterControlBlock *acb =
(struct AdapterControlBlock *)host->hostdata;
del_timer_sync(&acb->eternal_timer);
arcmsr_disable_outbound_ints(acb);
- flush_work(&acb->arcmsr_do_message_isr_bh);
+ flush_work_sync(&acb->arcmsr_do_message_isr_bh);
arcmsr_stop_adapter_bgrb(acb);
arcmsr_flush_adapter_cache(acb);
}
@@ -1064,7 +1167,8 @@ static void arcmsr_module_exit(void)
module_init(arcmsr_module_init);
module_exit(arcmsr_module_exit);

-static void arcmsr_enable_outbound_ints(struct AdapterControlBlock *acb,
+static void
+arcmsr_enable_outbound_ints(struct AdapterControlBlock *acb,
u32 intmask_org)
{
u32 mask;
@@ -1072,11 +1176,13 @@ static void arcmsr_enable_outbound_ints(

case ACB_ADAPTER_TYPE_A: {
struct MessageUnit_A __iomem *reg = acb->pmuA;
- mask = intmask_org & ~(ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE |
- ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE|
- ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE);
+ mask = intmask_org &
+ ~(ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE |
+ ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE |
+ ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE);
writel(mask, &reg->outbound_intmask);
- acb->outbound_int_enable = ~(intmask_org & mask) & 0x000000ff;
+ acb->outbound_int_enable = ~(intmask_org & mask) &
+ 0x000000ff;
}
break;

@@ -1087,22 +1193,28 @@ static void arcmsr_enable_outbound_ints(
ARCMSR_IOP2DRV_CDB_DONE |
ARCMSR_IOP2DRV_MESSAGE_CMD_DONE);
writel(mask, reg->iop2drv_doorbell_mask);
- acb->outbound_int_enable = (intmask_org | mask) & 0x0000000f;
+ acb->outbound_int_enable = (intmask_org | mask) &
+ 0x0000000f;
}
break;
case ACB_ADAPTER_TYPE_C: {
struct MessageUnit_C *reg = acb->pmuC;
- mask = ~(ARCMSR_HBCMU_UTILITY_A_ISR_MASK |
ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK|ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK);
+ mask = ~(ARCMSR_HBCMU_UTILITY_A_ISR_MASK |
+ ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK |
+ ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK);
writel(intmask_org & mask, &reg->host_int_mask);
- acb->outbound_int_enable = ~(intmask_org & mask) & 0x0000000f;
+ acb->outbound_int_enable = ~(intmask_org & mask) &
+ 0x0000000f;
}
}
}

-static int arcmsr_build_ccb(struct AdapterControlBlock *acb,
+static int
+arcmsr_build_ccb(struct AdapterControlBlock *acb,
struct CommandControlBlock *ccb, struct scsi_cmnd *pcmd)
{
- struct ARCMSR_CDB *arcmsr_cdb = (struct ARCMSR_CDB *)&ccb->arcmsr_cdb;
+ struct ARCMSR_CDB *arcmsr_cdb =
+ (struct ARCMSR_CDB *)&ccb->arcmsr_cdb;
int8_t *psge = (int8_t *)&arcmsr_cdb->u;
__le32 address_lo, address_hi;
int arccdbsize = 0x30;
@@ -1127,25 +1239,27 @@ static int arcmsr_build_ccb(struct Adapt
address_lo = cpu_to_le32(dma_addr_lo32(sg_dma_address(sg)));
address_hi = cpu_to_le32(dma_addr_hi32(sg_dma_address(sg)));
if (address_hi == 0) {
- struct SG32ENTRY *pdma_sg = (struct SG32ENTRY *)psge;
-
+ struct SG32ENTRY *pdma_sg =
+ (struct SG32ENTRY *)psge;
pdma_sg->address = address_lo;
pdma_sg->length = length;
psge += sizeof (struct SG32ENTRY);
arccdbsize += sizeof (struct SG32ENTRY);
} else {
- struct SG64ENTRY *pdma_sg = (struct SG64ENTRY *)psge;
-
+ struct SG64ENTRY *pdma_sg =
+ (struct SG64ENTRY *)psge;
pdma_sg->addresshigh = address_hi;
pdma_sg->address = address_lo;
- pdma_sg->length = length|cpu_to_le32(IS_SG64_ADDR);
+ pdma_sg->length = length |
+ cpu_to_le32(IS_SG64_ADDR);
psge += sizeof (struct SG64ENTRY);
arccdbsize += sizeof (struct SG64ENTRY);
}
}
arcmsr_cdb->sgcount = (uint8_t)nseg;
arcmsr_cdb->DataLength = scsi_bufflen(pcmd);
- arcmsr_cdb->msgPages = arccdbsize/0x100 + (arccdbsize % 0x100 ? 1 : 0);
+ arcmsr_cdb->msgPages = arccdbsize / 0x100 +
+ (arccdbsize % 0x100 ? 1 : 0);
if ( arccdbsize > 256)
arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_SGL_BSIZE;
if (pcmd->sc_data_direction == DMA_TO_DEVICE)
@@ -1154,10 +1268,13 @@ static int arcmsr_build_ccb(struct Adapt
return SUCCESS;
}

-static void arcmsr_post_ccb(struct AdapterControlBlock *acb, struct CommandControlBlock *ccb)
+static void
+arcmsr_post_ccb(struct AdapterControlBlock *acb,
+ struct CommandControlBlock *ccb)
{
uint32_t cdb_phyaddr_pattern = ccb->cdb_phyaddr_pattern;
- struct ARCMSR_CDB *arcmsr_cdb = (struct ARCMSR_CDB *)&ccb->arcmsr_cdb;
+ struct ARCMSR_CDB *arcmsr_cdb =
+ (struct ARCMSR_CDB *)&ccb->arcmsr_cdb;
atomic_inc(&acb->ccboutstandingcount);
ccb->startdone = ARCMSR_CCB_START;
switch (acb->adapter_type) {
@@ -1165,10 +1282,12 @@ static void arcmsr_post_ccb(struct Adapt
struct MessageUnit_A __iomem *reg = acb->pmuA;

if (arcmsr_cdb->Flags & ARCMSR_CDB_FLAG_SGL_BSIZE)
- writel(cdb_phyaddr_pattern | ARCMSR_CCBPOST_FLAG_SGL_BSIZE,
+ writel(cdb_phyaddr_pattern |
+ ARCMSR_CCBPOST_FLAG_SGL_BSIZE,
&reg->inbound_queueport);
else {
- writel(cdb_phyaddr_pattern, &reg->inbound_queueport);
+ writel(cdb_phyaddr_pattern,
+ &reg->inbound_queueport);
}
}
break;
@@ -1177,31 +1296,41 @@ static void arcmsr_post_ccb(struct Adapt
struct MessageUnit_B *reg = acb->pmuB;
uint32_t ending_index, index = reg->postq_index;

- ending_index = ((index + 1) % ARCMSR_MAX_HBB_POSTQUEUE);
+ ending_index = ((index + 1) %
+ ARCMSR_MAX_HBB_POSTQUEUE);
writel(0, &reg->post_qbuffer[ending_index]);
if (arcmsr_cdb->Flags & ARCMSR_CDB_FLAG_SGL_BSIZE) {
- writel(cdb_phyaddr_pattern | ARCMSR_CCBPOST_FLAG_SGL_BSIZE,\
- &reg->post_qbuffer[index]);
+ writel(cdb_phyaddr_pattern |
+ ARCMSR_CCBPOST_FLAG_SGL_BSIZE,
+ &reg->post_qbuffer[index]);
} else {
- writel(cdb_phyaddr_pattern, &reg->post_qbuffer[index]);
+ writel(cdb_phyaddr_pattern,
+ &reg->post_qbuffer[index]);
}
index++;
- index %= ARCMSR_MAX_HBB_POSTQUEUE;/*if last index number set it to 0 */
+ index %= ARCMSR_MAX_HBB_POSTQUEUE;
reg->postq_index = index;
- writel(ARCMSR_DRV2IOP_CDB_POSTED, reg->drv2iop_doorbell);
+ writel(ARCMSR_DRV2IOP_CDB_POSTED,
+ reg->drv2iop_doorbell);
}
break;
case ACB_ADAPTER_TYPE_C: {
- struct MessageUnit_C *phbcmu = (struct MessageUnit_C *)acb->pmuC;
+ struct MessageUnit_C *phbcmu =
+ (struct MessageUnit_C *)acb->pmuC;
uint32_t ccb_post_stamp, arc_cdb_size;

- arc_cdb_size = (ccb->arc_cdb_size > 0x300) ? 0x300 : ccb->arc_cdb_size;
- ccb_post_stamp = (cdb_phyaddr_pattern | ((arc_cdb_size - 1) >> 6) | 1);
+ arc_cdb_size = (ccb->arc_cdb_size > 0x300)
+ ? 0x300 : ccb->arc_cdb_size;
+ ccb_post_stamp = (cdb_phyaddr_pattern |
+ ((arc_cdb_size - 1) >> 6) | 1);
if (acb->cdb_phyaddr_hi32) {
- writel(acb->cdb_phyaddr_hi32, &phbcmu->inbound_queueport_high);
- writel(ccb_post_stamp, &phbcmu->inbound_queueport_low);
+ writel(acb->cdb_phyaddr_hi32,
+ &phbcmu->inbound_queueport_high);
+ writel(ccb_post_stamp,
+ &phbcmu->inbound_queueport_low);
} else {
- writel(ccb_post_stamp, &phbcmu->inbound_queueport_low);
+ writel(ccb_post_stamp,
+ &phbcmu->inbound_queueport_low);
}
}
}
@@ -1212,40 +1341,44 @@ static void arcmsr_stop_hba_bgrb(struct
struct MessageUnit_A __iomem *reg = acb->pmuA;
acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
writel(ARCMSR_INBOUND_MESG0_STOP_BGRB, &reg->inbound_msgaddr0);
- if (!arcmsr_hba_wait_msgint_ready(acb)) {
+ if (!arcmsr_hbaA_wait_msgint_ready(acb)) {
printk(KERN_NOTICE
- "arcmsr%d: wait 'stop adapter background rebulid' timeout \n"
- , acb->host->host_no);
+ "arcmsr%d: wait 'stop adapter background rebulid' timeout \n"
+ , acb->host->host_no);
}
}

-static void arcmsr_stop_hbb_bgrb(struct AdapterControlBlock *acb)
+static void
+arcmsr_stop_hbb_bgrb(struct AdapterControlBlock *acb)
{
struct MessageUnit_B *reg = acb->pmuB;
acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
writel(ARCMSR_MESSAGE_STOP_BGRB, reg->drv2iop_doorbell);

- if (!arcmsr_hbb_wait_msgint_ready(acb)) {
+ if (!arcmsr_hbaB_wait_msgint_ready(acb)) {
printk(KERN_NOTICE
- "arcmsr%d: wait 'stop adapter background rebulid' timeout \n"
- , acb->host->host_no);
+ "arcmsr%d: wait 'stop adapter background rebulid' timeout\n"
+ , acb->host->host_no);
}
}

-static void arcmsr_stop_hbc_bgrb(struct AdapterControlBlock *pACB)
+static void
+arcmsr_stop_hbc_bgrb(struct AdapterControlBlock *pACB)
{
struct MessageUnit_C *reg = (struct MessageUnit_C *)pACB->pmuC;
pACB->acb_flags &= ~ACB_F_MSG_START_BGRB;
writel(ARCMSR_INBOUND_MESG0_STOP_BGRB, &reg->inbound_msgaddr0);
- writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &reg->inbound_doorbell);
- if (!arcmsr_hbc_wait_msgint_ready(pACB)) {
+ writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE,
+ &reg->inbound_doorbell);
+ if (!arcmsr_hbaC_wait_msgint_ready(pACB)) {
printk(KERN_NOTICE
- "arcmsr%d: wait 'stop adapter background rebulid' timeout \n"
- , pACB->host->host_no);
+ "arcmsr%d: wait 'stop adapter background rebulid' timeout\n"
+ , pACB->host->host_no);
}
return;
}
-static void arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb)
+static void
+arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
@@ -1263,33 +1396,40 @@ static void arcmsr_stop_adapter_bgrb(str
}
}

-static void arcmsr_free_ccb_pool(struct AdapterControlBlock *acb)
+static void
+arcmsr_free_ccb_pool(struct AdapterControlBlock *acb)
{
- dma_free_coherent(&acb->pdev->dev, acb->uncache_size, acb->dma_coherent, acb->dma_coherent_handle);
+ dma_free_coherent(&acb->pdev->dev, acb->uncache_size,
+ acb->dma_coherent, acb->dma_coherent_handle);
}

-void arcmsr_iop_message_read(struct AdapterControlBlock *acb)
+void
+arcmsr_iop_message_read(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
struct MessageUnit_A __iomem *reg = acb->pmuA;
- writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK, &reg->inbound_doorbell);
+ writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK,
+ &reg->inbound_doorbell);
}
break;

case ACB_ADAPTER_TYPE_B: {
struct MessageUnit_B *reg = acb->pmuB;
- writel(ARCMSR_DRV2IOP_DATA_READ_OK, reg->drv2iop_doorbell);
+ writel(ARCMSR_DRV2IOP_DATA_READ_OK,
+ reg->drv2iop_doorbell);
}
break;
case ACB_ADAPTER_TYPE_C: {
struct MessageUnit_C __iomem *reg = acb->pmuC;
- writel(ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK, &reg->inbound_doorbell);
+ writel(ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK,
+ &reg->inbound_doorbell);
}
}
}

-static void arcmsr_iop_message_wrote(struct AdapterControlBlock *acb)
+static void
+arcmsr_iop_message_wrote(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
@@ -1298,7 +1438,8 @@ static void arcmsr_iop_message_wrote(str
** push inbound doorbell tell iop, driver data write ok
** and wait reply on next hwinterrupt for next Qbuffer post
*/
- writel(ARCMSR_INBOUND_DRIVER_DATA_WRITE_OK, &reg->inbound_doorbell);
+ writel(ARCMSR_INBOUND_DRIVER_DATA_WRITE_OK,
+ &reg->inbound_doorbell);
}
break;

@@ -1308,7 +1449,8 @@ static void arcmsr_iop_message_wrote(str
** push inbound doorbell tell iop, driver data write ok
** and wait reply on next hwinterrupt for next Qbuffer post
*/
- writel(ARCMSR_DRV2IOP_DATA_WRITE_OK, reg->drv2iop_doorbell);
+ writel(ARCMSR_DRV2IOP_DATA_WRITE_OK,
+ reg->drv2iop_doorbell);
}
break;
case ACB_ADAPTER_TYPE_C: {
@@ -1317,13 +1459,15 @@ static void arcmsr_iop_message_wrote(str
** push inbound doorbell tell iop, driver data write ok
** and wait reply on next hwinterrupt for next Qbuffer post
*/
- writel(ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK, &reg->inbound_doorbell);
+ writel(ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK,
+ &reg->inbound_doorbell);
}
break;
}
}

-struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *acb)
+struct QBUFFER __iomem
+*arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *acb)
{
struct QBUFFER __iomem *qbuffer = NULL;
switch (acb->adapter_type) {
@@ -1340,21 +1484,23 @@ struct QBUFFER __iomem *arcmsr_get_iop_r
}
break;
case ACB_ADAPTER_TYPE_C: {
- struct MessageUnit_C *phbcmu = (struct MessageUnit_C *)acb->pmuC;
+ struct MessageUnit_C *phbcmu =
+ (struct MessageUnit_C *)acb->pmuC;
qbuffer = (struct QBUFFER __iomem *)&phbcmu->message_rbuffer;
}
}
return qbuffer;
}

-static struct QBUFFER __iomem *arcmsr_get_iop_wqbuffer(struct AdapterControlBlock *acb)
+struct QBUFFER __iomem
+*arcmsr_get_iop_wqbuffer(struct AdapterControlBlock *acb)
{
struct QBUFFER __iomem *pqbuffer = NULL;
switch (acb->adapter_type) {

case ACB_ADAPTER_TYPE_A: {
struct MessageUnit_A __iomem *reg = acb->pmuA;
- pqbuffer = (struct QBUFFER __iomem *) &reg->message_wbuffer;
+ pqbuffer = (struct QBUFFER __iomem *)&reg->message_wbuffer;
}
break;

@@ -1367,12 +1513,12 @@ static struct QBUFFER __iomem *arcmsr_ge
struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC;
pqbuffer = (struct QBUFFER __iomem *)&reg->message_wbuffer;
}
-
}
return pqbuffer;
}

-static void arcmsr_iop2drv_data_wrote_handle(struct AdapterControlBlock *acb)
+void
+arcmsr_iop2drv_data_wrote_handle(struct AdapterControlBlock *acb)
{
struct QBUFFER __iomem *prbuffer;
struct QBUFFER *pQbuffer;
@@ -1383,12 +1529,13 @@ static void arcmsr_iop2drv_data_wrote_ha
prbuffer = arcmsr_get_iop_rqbuffer(acb);
iop_data = (uint8_t __iomem *)prbuffer->data;
iop_len = prbuffer->data_len;
- my_empty_len = (rqbuf_firstindex - rqbuf_lastindex - 1) & (ARCMSR_MAX_QBUFFER - 1);
+ my_empty_len = (rqbuf_firstindex - rqbuf_lastindex - 1) &
+ (ARCMSR_MAX_QBUFFER - 1);

- if (my_empty_len >= iop_len)
- {
+ if (my_empty_len >= iop_len) {
while (iop_len > 0) {
- pQbuffer = (struct QBUFFER *)&acb->rqbuffer[rqbuf_lastindex];
+ pQbuffer = (struct QBUFFER *)
+ &acb->rqbuffer[rqbuf_lastindex];
memcpy(pQbuffer, iop_data, 1);
rqbuf_lastindex++;
rqbuf_lastindex %= ARCMSR_MAX_QBUFFER;
@@ -1397,14 +1544,13 @@ static void arcmsr_iop2drv_data_wrote_ha
}
acb->rqbuf_lastindex = rqbuf_lastindex;
arcmsr_iop_message_read(acb);
- }
-
- else {
+ } else {
acb->acb_flags |= ACB_F_IOPDATA_OVERFLOW;
}
}

-static void arcmsr_iop2drv_data_read_handle(struct AdapterControlBlock *acb)
+void
+arcmsr_iop2drv_data_read_handle(struct AdapterControlBlock *acb)
{
acb->acb_flags |= ACB_F_MESSAGE_WQBUFFER_READED;
if (acb->wqbuf_firstindex != acb->wqbuf_lastindex) {
@@ -1417,8 +1563,8 @@ static void arcmsr_iop2drv_data_read_han
pwbuffer = arcmsr_get_iop_wqbuffer(acb);
iop_data = (uint8_t __iomem *)pwbuffer->data;

- while ((acb->wqbuf_firstindex != acb->wqbuf_lastindex) && \
- (allxfer_len < 124)) {
+ while ((acb->wqbuf_firstindex != acb->wqbuf_lastindex) &&
+ (allxfer_len < 124)) {
pQbuffer = &acb->wqbuffer[acb->wqbuf_firstindex];
memcpy(iop_data, pQbuffer, 1);
acb->wqbuf_firstindex++;
@@ -1427,16 +1573,15 @@ static void arcmsr_iop2drv_data_read_han
allxfer_len++;
}
pwbuffer->data_len = allxfer_len;
-
arcmsr_iop_message_wrote(acb);
}
-
if (acb->wqbuf_firstindex == acb->wqbuf_lastindex) {
acb->acb_flags |= ACB_F_MESSAGE_WQBUFFER_CLEARED;
}
}

-static void arcmsr_hba_doorbell_isr(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaA_doorbell_isr(struct AdapterControlBlock *acb)
{
uint32_t outbound_doorbell;
struct MessageUnit_A __iomem *reg = acb->pmuA;
@@ -1450,19 +1595,13 @@ static void arcmsr_hba_doorbell_isr(stru
arcmsr_iop2drv_data_read_handle(acb);
}
}
-static void arcmsr_hbc_doorbell_isr(struct AdapterControlBlock *pACB)
+static void
+arcmsr_hbaC_doorbell_isr(struct AdapterControlBlock *pACB)
{
uint32_t outbound_doorbell;
struct MessageUnit_C *reg = (struct MessageUnit_C *)pACB->pmuC;
- /*
- *******************************************************************
- ** Maybe here we need to check wrqbuffer_lock is lock or not
- ** DOORBELL: din! don!
- ** check if there are any mail need to pack from firmware
- *******************************************************************
- */
outbound_doorbell = readl(&reg->outbound_doorbell);
- writel(outbound_doorbell, &reg->outbound_doorbell_clear);/*clear interrupt*/
+ writel(outbound_doorbell, &reg->outbound_doorbell_clear);
if (outbound_doorbell & ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK) {
arcmsr_iop2drv_data_wrote_handle(pACB);
}
@@ -1470,11 +1609,12 @@ static void arcmsr_hbc_doorbell_isr(stru
arcmsr_iop2drv_data_read_handle(pACB);
}
if (outbound_doorbell & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) {
- arcmsr_hbc_message_isr(pACB); /* messenger of "driver to iop commands" */
+ arcmsr_hbaC_message_isr(pACB);
}
return;
}
-static void arcmsr_hba_postqueue_isr(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaA_postqueue_isr(struct AdapterControlBlock *acb)
{
uint32_t flag_ccb;
struct MessageUnit_A __iomem *reg = acb->pmuA;
@@ -1482,13 +1622,17 @@ static void arcmsr_hba_postqueue_isr(str
struct CommandControlBlock *pCCB;
bool error;
while ((flag_ccb = readl(&reg->outbound_queueport)) != 0xFFFFFFFF) {
- pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5));/*frame must be 32 bytes aligned*/
- pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb);
- error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false;
+ pARCMSR_CDB = (struct ARCMSR_CDB *)
+ (acb->vir2phy_offset + (flag_ccb << 5));
+ pCCB = container_of(pARCMSR_CDB,
+ struct CommandControlBlock, arcmsr_cdb);
+ error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0)
+ ? true : false;
arcmsr_drain_donequeue(acb, pCCB, error);
}
}
-static void arcmsr_hbb_postqueue_isr(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaB_postqueue_isr(struct AdapterControlBlock *acb)
{
uint32_t index;
uint32_t flag_ccb;
@@ -1499,9 +1643,13 @@ static void arcmsr_hbb_postqueue_isr(str
index = reg->doneq_index;
while ((flag_ccb = readl(&reg->done_qbuffer[index])) != 0) {
writel(0, &reg->done_qbuffer[index]);
- pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset+(flag_ccb << 5));/*frame must be 32 bytes aligned*/
- pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb);
- error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false;
+ pARCMSR_CDB = (struct ARCMSR_CDB *)
+ (acb->vir2phy_offset + (flag_ccb << 5));
+ pCCB = container_of(pARCMSR_CDB,
+ struct CommandControlBlock, arcmsr_cdb);
+ error = (flag_ccb &
+ ARCMSR_CCBREPLY_FLAG_ERROR_MODE0)
+ ? true : false;
arcmsr_drain_donequeue(acb, pCCB, error);
index++;
index %= ARCMSR_MAX_HBB_POSTQUEUE;
@@ -1509,7 +1657,8 @@ static void arcmsr_hbb_postqueue_isr(str
}
}

-static void arcmsr_hbc_postqueue_isr(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaC_postqueue_isr(struct AdapterControlBlock *acb)
{
struct MessageUnit_C *phbcmu;
struct ARCMSR_CDB *arcmsr_cdb;
@@ -1522,38 +1671,34 @@ static void arcmsr_hbc_postqueue_isr(str
/* Use correct offset and size for syncing */

while (readl(&phbcmu->host_int_status) &
- ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR){
+ ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) {
/* check if command done with no error*/
flag_ccb = readl(&phbcmu->outbound_queueport_low);
- ccb_cdb_phy = (flag_ccb & 0xFFFFFFF0);/*frame must be 32 bytes aligned*/
+ ccb_cdb_phy = (flag_ccb & 0xFFFFFFF0);
arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset + ccb_cdb_phy);
ccb = container_of(arcmsr_cdb, struct CommandControlBlock, arcmsr_cdb);
error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE1) ? true : false;
/* check if command done with no error */
arcmsr_drain_donequeue(acb, ccb, error);
if (throttling == ARCMSR_HBC_ISR_THROTTLING_LEVEL) {
- writel(ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING, &phbcmu->inbound_doorbell);
+ writel(ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING,
+ &phbcmu->inbound_doorbell);
break;
}
throttling++;
}
}
-/*
-**********************************************************************************
-** Handle a message interrupt
-**
-** The only message interrupt we expect is in response to a query for the current adapter config.
-** We want this in order to compare the drivemap so that we can detect newly-attached drives.
-**********************************************************************************
-*/
-static void arcmsr_hba_message_isr(struct AdapterControlBlock *acb)
+
+static void
+arcmsr_hbaA_message_isr(struct AdapterControlBlock *acb)
{
struct MessageUnit_A *reg = acb->pmuA;
/*clear interrupt and message state*/
writel(ARCMSR_MU_OUTBOUND_MESSAGE0_INT, &reg->outbound_intstatus);
schedule_work(&acb->arcmsr_do_message_isr_bh);
}
-static void arcmsr_hbb_message_isr(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaB_message_isr(struct AdapterControlBlock *acb)
{
struct MessageUnit_B *reg = acb->pmuB;

@@ -1561,52 +1706,48 @@ static void arcmsr_hbb_message_isr(struc
writel(ARCMSR_MESSAGE_INT_CLEAR_PATTERN, reg->iop2drv_doorbell);
schedule_work(&acb->arcmsr_do_message_isr_bh);
}
-/*
-**********************************************************************************
-** Handle a message interrupt
-**
-** The only message interrupt we expect is in response to a query for the
-** current adapter config.
-** We want this in order to compare the drivemap so that we can detect newly-attached drives.
-**********************************************************************************
-*/
-static void arcmsr_hbc_message_isr(struct AdapterControlBlock *acb)
+
+static void
+arcmsr_hbaC_message_isr(struct AdapterControlBlock *acb)
{
struct MessageUnit_C *reg = acb->pmuC;
/*clear interrupt and message state*/
- writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR, &reg->outbound_doorbell_clear);
+ writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR,
+ &reg->outbound_doorbell_clear);
schedule_work(&acb->arcmsr_do_message_isr_bh);
}

-static int arcmsr_handle_hba_isr(struct AdapterControlBlock *acb)
+static int
+arcmsr_hbaA_handle_isr(struct AdapterControlBlock *acb)
{
uint32_t outbound_intstatus;
struct MessageUnit_A __iomem *reg = acb->pmuA;
outbound_intstatus = readl(&reg->outbound_intstatus) &
acb->outbound_int_enable;
- if (!(outbound_intstatus & ARCMSR_MU_OUTBOUND_HANDLE_INT)) {
+ if (!(outbound_intstatus & ARCMSR_MU_OUTBOUND_HANDLE_INT)) {
return 1;
}
writel(outbound_intstatus, &reg->outbound_intstatus);
- if (outbound_intstatus & ARCMSR_MU_OUTBOUND_DOORBELL_INT) {
- arcmsr_hba_doorbell_isr(acb);
+ if (outbound_intstatus & ARCMSR_MU_OUTBOUND_DOORBELL_INT) {
+ arcmsr_hbaA_doorbell_isr(acb);
}
if (outbound_intstatus & ARCMSR_MU_OUTBOUND_POSTQUEUE_INT) {
- arcmsr_hba_postqueue_isr(acb);
+ arcmsr_hbaA_postqueue_isr(acb);
}
- if(outbound_intstatus & ARCMSR_MU_OUTBOUND_MESSAGE0_INT) {
+ if (outbound_intstatus & ARCMSR_MU_OUTBOUND_MESSAGE0_INT) {
/* messenger of "driver to iop commands" */
- arcmsr_hba_message_isr(acb);
+ arcmsr_hbaA_message_isr(acb);
}
return 0;
}

-static int arcmsr_handle_hbb_isr(struct AdapterControlBlock *acb)
+static int
+arcmsr_hbaB_handle_isr(struct AdapterControlBlock *acb)
{
uint32_t outbound_doorbell;
struct MessageUnit_B *reg = acb->pmuB;
outbound_doorbell = readl(reg->iop2drv_doorbell) &
- acb->outbound_int_enable;
+ acb->outbound_int_enable;
if (!outbound_doorbell)
return 1;

@@ -1614,7 +1755,8 @@ static int arcmsr_handle_hbb_isr(struct
/*in case the last action of doorbell interrupt clearance is cached,
this action can push HW to write down the clear bit*/
readl(reg->iop2drv_doorbell);
- writel(ARCMSR_DRV2IOP_END_OF_INTERRUPT, reg->drv2iop_doorbell);
+ writel(ARCMSR_DRV2IOP_END_OF_INTERRUPT,
+ reg->drv2iop_doorbell);
if (outbound_doorbell & ARCMSR_IOP2DRV_DATA_WRITE_OK) {
arcmsr_iop2drv_data_wrote_handle(acb);
}
@@ -1622,57 +1764,58 @@ static int arcmsr_handle_hbb_isr(struct
arcmsr_iop2drv_data_read_handle(acb);
}
if (outbound_doorbell & ARCMSR_IOP2DRV_CDB_DONE) {
- arcmsr_hbb_postqueue_isr(acb);
+ arcmsr_hbaB_postqueue_isr(acb);
}
- if(outbound_doorbell & ARCMSR_IOP2DRV_MESSAGE_CMD_DONE) {
+ if (outbound_doorbell &
+ ARCMSR_IOP2DRV_MESSAGE_CMD_DONE) {
/* messenger of "driver to iop commands" */
- arcmsr_hbb_message_isr(acb);
+ arcmsr_hbaB_message_isr(acb);
}
return 0;
}

-static int arcmsr_handle_hbc_isr(struct AdapterControlBlock *pACB)
+static int
+arcmsr_hbaC_handle_isr(struct AdapterControlBlock *pACB)
{
uint32_t host_interrupt_status;
- struct MessageUnit_C *phbcmu = (struct MessageUnit_C *)pACB->pmuC;
- /*
- *********************************************
- ** check outbound intstatus
- *********************************************
- */
+ struct MessageUnit_C *phbcmu =
+ (struct MessageUnit_C *)pACB->pmuC;
host_interrupt_status = readl(&phbcmu->host_int_status);
if (!host_interrupt_status) {
/*it must be share irq*/
return 1;
}
/* MU ioctl transfer doorbell interrupts*/
- if (host_interrupt_status & ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR) {
- arcmsr_hbc_doorbell_isr(pACB); /* messenger of "ioctl message read write" */
+ if (host_interrupt_status &
+ ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR) {
+ arcmsr_hbaC_doorbell_isr(pACB);
}
/* MU post queue interrupts*/
- if (host_interrupt_status & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) {
- arcmsr_hbc_postqueue_isr(pACB); /* messenger of "scsi commands" */
+ if (host_interrupt_status &
+ ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) {
+ arcmsr_hbaC_postqueue_isr(pACB);
}
return 0;
}
-static irqreturn_t arcmsr_interrupt(struct AdapterControlBlock *acb)
+static irqreturn_t
+arcmsr_interrupt(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
- if (arcmsr_handle_hba_isr(acb)) {
+ if (arcmsr_hbaA_handle_isr(acb)) {
return IRQ_NONE;
}
}
break;

case ACB_ADAPTER_TYPE_B: {
- if (arcmsr_handle_hbb_isr(acb)) {
+ if (arcmsr_hbaB_handle_isr(acb)) {
return IRQ_NONE;
}
}
break;
case ACB_ADAPTER_TYPE_C: {
- if (arcmsr_handle_hbc_isr(acb)) {
+ if (arcmsr_hbaC_handle_isr(acb)) {
return IRQ_NONE;
}
}
@@ -1680,7 +1823,8 @@ static irqreturn_t arcmsr_interrupt(stru
return IRQ_HANDLED;
}

-static void arcmsr_iop_parking(struct AdapterControlBlock *acb)
+static void
+arcmsr_iop_parking(struct AdapterControlBlock *acb)
{
if (acb) {
/* stop adapter background rebuild */
@@ -1695,7 +1839,8 @@ static void arcmsr_iop_parking(struct Ad
}
}

-void arcmsr_post_ioctldata2iop(struct AdapterControlBlock *acb)
+void
+arcmsr_post_ioctldata2iop(struct AdapterControlBlock *acb)
{
int32_t wqbuf_firstindex, wqbuf_lastindex;
uint8_t *pQbuffer;
@@ -1708,7 +1853,8 @@ void arcmsr_post_ioctldata2iop(struct Ad
acb->acb_flags &= (~ACB_F_MESSAGE_WQBUFFER_READED);
wqbuf_firstindex = acb->wqbuf_firstindex;
wqbuf_lastindex = acb->wqbuf_lastindex;
- while ((wqbuf_firstindex != wqbuf_lastindex) && (allxfer_len < 124)) {
+ while ((wqbuf_firstindex != wqbuf_lastindex)
+ && (allxfer_len < 124)) {
pQbuffer = &acb->wqbuffer[wqbuf_firstindex];
memcpy(iop_data, pQbuffer, 1);
wqbuf_firstindex++;
@@ -1722,7 +1868,8 @@ void arcmsr_post_ioctldata2iop(struct Ad
}
}

-static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb,
+static int
+arcmsr_iop_message_xfer(struct AdapterControlBlock *acb,
struct scsi_cmnd *cmd)
{
struct CMD_MESSAGE_FIELD *pcmdmessagefld;
@@ -1730,12 +1877,11 @@ static int arcmsr_iop_message_xfer(struc
char *buffer;
struct scatterlist *sg;
uint32_t controlcode = (uint32_t ) cmd->cmnd[5] << 24 |
- (uint32_t ) cmd->cmnd[6] << 16 |
- (uint32_t ) cmd->cmnd[7] << 8 |
- (uint32_t ) cmd->cmnd[8];
- /* 4 bytes: Areca io control code */
+ (uint32_t ) cmd->cmnd[6] << 16 |
+ (uint32_t ) cmd->cmnd[7] << 8 |
+ (uint32_t ) cmd->cmnd[8];
sg = scsi_sglist(cmd);
- buffer = kmap_atomic(sg_page(sg)) + sg->offset;
+ buffer = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset;
if (scsi_sg_count(cmd) > 1) {
retvalue = ARCMSR_MESSAGE_FAIL;
goto message_out;
@@ -1746,8 +1892,8 @@ static int arcmsr_iop_message_xfer(struc
retvalue = ARCMSR_MESSAGE_FAIL;
goto message_out;
}
- pcmdmessagefld = (struct CMD_MESSAGE_FIELD *) buffer;
- switch(controlcode) {
+ pcmdmessagefld = (struct CMD_MESSAGE_FIELD *)buffer;
+ switch (controlcode) {

case ARCMSR_MESSAGE_READ_RQBUFFER: {
unsigned char *ver_addr;
@@ -1759,7 +1905,6 @@ static int arcmsr_iop_message_xfer(struc
retvalue = ARCMSR_MESSAGE_FAIL;
goto message_out;
}
-
ptmpQbuffer = ver_addr;
while ((acb->rqbuf_firstindex != acb->rqbuf_lastindex)
&& (allxfer_len < 1031)) {
@@ -1781,7 +1926,8 @@ static int arcmsr_iop_message_xfer(struc
iop_data = prbuffer->data;
iop_len = readl(&prbuffer->data_len);
while (iop_len > 0) {
- acb->rqbuffer[acb->rqbuf_lastindex] = readb(iop_data);
+ acb->rqbuffer[acb->rqbuf_lastindex] =
+ readb(iop_data);
acb->rqbuf_lastindex++;
acb->rqbuf_lastindex %= ARCMSR_MAX_QBUFFER;
iop_data++;
@@ -1789,12 +1935,15 @@ static int arcmsr_iop_message_xfer(struc
}
arcmsr_iop_message_read(acb);
}
- memcpy(pcmdmessagefld->messagedatabuffer, ver_addr, allxfer_len);
+ memcpy(pcmdmessagefld->messagedatabuffer,
+ ver_addr, allxfer_len);
pcmdmessagefld->cmdmessage.Length = allxfer_len;
- if(acb->fw_flag == FW_DEADLOCK) {
- pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON;
- }else{
- pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK;
+ if (acb->fw_flag == FW_DEADLOCK) {
+ pcmdmessagefld->cmdmessage.ReturnCode =
+ ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON;
+ } else {
+ pcmdmessagefld->cmdmessage.ReturnCode =
+ ARCMSR_MESSAGE_RETURNCODE_OK;
}
kfree(ver_addr);
}
@@ -1802,7 +1951,8 @@ static int arcmsr_iop_message_xfer(struc

case ARCMSR_MESSAGE_WRITE_WQBUFFER: {
unsigned char *ver_addr;
- int32_t my_empty_len, user_len, wqbuf_firstindex, wqbuf_lastindex;
+ int32_t my_empty_len, user_len, wqbuf_firstindex,
+ wqbuf_lastindex;
uint8_t *pQbuffer, *ptmpuserbuffer;

ver_addr = kmalloc(1032, GFP_ATOMIC);
@@ -1810,16 +1960,17 @@ static int arcmsr_iop_message_xfer(struc
retvalue = ARCMSR_MESSAGE_FAIL;
goto message_out;
}
- if(acb->fw_flag == FW_DEADLOCK) {
+ if (acb->fw_flag == FW_DEADLOCK) {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON;
- }else{
+ } else {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_OK;
}
ptmpuserbuffer = ver_addr;
user_len = pcmdmessagefld->cmdmessage.Length;
- memcpy(ptmpuserbuffer, pcmdmessagefld->messagedatabuffer, user_len);
+ memcpy(ptmpuserbuffer, pcmdmessagefld->messagedatabuffer,
+ user_len);
wqbuf_lastindex = acb->wqbuf_lastindex;
wqbuf_firstindex = acb->wqbuf_firstindex;
if (wqbuf_lastindex != wqbuf_firstindex) {
@@ -1842,13 +1993,15 @@ static int arcmsr_iop_message_xfer(struc
&acb->wqbuffer[acb->wqbuf_lastindex];
memcpy(pQbuffer, ptmpuserbuffer, 1);
acb->wqbuf_lastindex++;
- acb->wqbuf_lastindex %= ARCMSR_MAX_QBUFFER;
+ acb->wqbuf_lastindex %=
+ ARCMSR_MAX_QBUFFER;
ptmpuserbuffer++;
user_len--;
}
- if (acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_CLEARED) {
+ if (acb->acb_flags &
+ ACB_F_MESSAGE_WQBUFFER_CLEARED) {
acb->acb_flags &=
- ~ACB_F_MESSAGE_WQBUFFER_CLEARED;
+ ~ACB_F_MESSAGE_WQBUFFER_CLEARED;
arcmsr_post_ioctldata2iop(acb);
}
} else {
@@ -1877,10 +2030,10 @@ static int arcmsr_iop_message_xfer(struc
acb->rqbuf_firstindex = 0;
acb->rqbuf_lastindex = 0;
memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER);
- if(acb->fw_flag == FW_DEADLOCK) {
+ if (acb->fw_flag == FW_DEADLOCK) {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON;
- }else{
+ } else {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_OK;
}
@@ -1889,10 +2042,10 @@ static int arcmsr_iop_message_xfer(struc

case ARCMSR_MESSAGE_CLEAR_WQBUFFER: {
uint8_t *pQbuffer = acb->wqbuffer;
- if(acb->fw_flag == FW_DEADLOCK) {
+ if (acb->fw_flag == FW_DEADLOCK) {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON;
- }else{
+ } else {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_OK;
}
@@ -1929,10 +2082,10 @@ static int arcmsr_iop_message_xfer(struc
memset(pQbuffer, 0, sizeof(struct QBUFFER));
pQbuffer = acb->wqbuffer;
memset(pQbuffer, 0, sizeof(struct QBUFFER));
- if(acb->fw_flag == FW_DEADLOCK) {
+ if (acb->fw_flag == FW_DEADLOCK) {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON;
- }else{
+ } else {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_OK;
}
@@ -1940,10 +2093,10 @@ static int arcmsr_iop_message_xfer(struc
break;

case ARCMSR_MESSAGE_RETURN_CODE_3F: {
- if(acb->fw_flag == FW_DEADLOCK) {
+ if (acb->fw_flag == FW_DEADLOCK) {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON;
- }else{
+ } else {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_3F;
}
@@ -1951,10 +2104,10 @@ static int arcmsr_iop_message_xfer(struc
}
case ARCMSR_MESSAGE_SAY_HELLO: {
int8_t *hello_string = "Hello! I am ARCMSR";
- if(acb->fw_flag == FW_DEADLOCK) {
+ if (acb->fw_flag == FW_DEADLOCK) {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON;
- }else{
+ } else {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_OK;
}
@@ -1964,7 +2117,7 @@ static int arcmsr_iop_message_xfer(struc
break;

case ARCMSR_MESSAGE_SAY_GOODBYE:
- if(acb->fw_flag == FW_DEADLOCK) {
+ if (acb->fw_flag == FW_DEADLOCK) {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON;
}
@@ -1972,7 +2125,7 @@ static int arcmsr_iop_message_xfer(struc
break;

case ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE:
- if(acb->fw_flag == FW_DEADLOCK) {
+ if (acb->fw_flag == FW_DEADLOCK) {
pcmdmessagefld->cmdmessage.ReturnCode =
ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON;
}
@@ -1984,20 +2137,22 @@ static int arcmsr_iop_message_xfer(struc
}
message_out:
sg = scsi_sglist(cmd);
- kunmap_atomic(buffer - sg->offset);
+ kunmap_atomic(buffer - sg->offset, KM_IRQ0);
return retvalue;
}

-static struct CommandControlBlock *arcmsr_get_freeccb(struct AdapterControlBlock *acb)
+struct CommandControlBlock
+*arcmsr_get_freeccb(struct AdapterControlBlock *acb)
{
struct list_head *head = &acb->ccb_free_list;
struct CommandControlBlock *ccb = NULL;
unsigned long flags;
spin_lock_irqsave(&acb->ccblist_lock, flags);
if (!list_empty(head)) {
- ccb = list_entry(head->next, struct CommandControlBlock, list);
+ ccb = list_entry(head->next,
+ struct CommandControlBlock, list);
list_del_init(&ccb->list);
- }else{
+ } else {
spin_unlock_irqrestore(&acb->ccblist_lock, flags);
return 0;
}
@@ -2005,7 +2160,8 @@ static struct CommandControlBlock *arcms
return ccb;
}

-static void arcmsr_handle_virtual_command(struct AdapterControlBlock *acb,
+void
+arcmsr_handle_virtual_command(struct AdapterControlBlock *acb,
struct scsi_cmnd *cmd)
{
switch (cmd->cmnd[0]) {
@@ -2034,11 +2190,11 @@ static void arcmsr_handle_virtual_comman
strncpy(&inqdata[32], "R001", 4); /* Product Revision */

sg = scsi_sglist(cmd);
- buffer = kmap_atomic(sg_page(sg)) + sg->offset;
+ buffer = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset;

memcpy(buffer, inqdata, sizeof(inqdata));
sg = scsi_sglist(cmd);
- kunmap_atomic(buffer - sg->offset);
+ kunmap_atomic(buffer - sg->offset, KM_IRQ0);

cmd->scsi_done(cmd);
}
@@ -2055,11 +2211,13 @@ static void arcmsr_handle_virtual_comman
}
}

-static int arcmsr_queue_command_lck(struct scsi_cmnd *cmd,
+static int
+arcmsr_queue_command_lck(struct scsi_cmnd *cmd,
void (* done)(struct scsi_cmnd *))
{
struct Scsi_Host *host = cmd->device->host;
- struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+ struct AdapterControlBlock *acb =
+ (struct AdapterControlBlock *)host->hostdata;
struct CommandControlBlock *ccb;
int target = cmd->device->id;
int lun = cmd->device->lun;
@@ -2067,8 +2225,10 @@ static int arcmsr_queue_command_lck(stru
cmd->scsi_done = done;
cmd->host_scribble = NULL;
cmd->result = 0;
- if ((scsicmd == SYNCHRONIZE_CACHE) ||(scsicmd == SEND_DIAGNOSTIC)){
- if(acb->devstate[target][lun] == ARECA_RAID_GONE) {
+ if ((scsicmd == SYNCHRONIZE_CACHE) ||
+ (scsicmd == SEND_DIAGNOSTIC)) {
+ if (acb->devstate[target][lun] ==
+ ARECA_RAID_GONE) {
cmd->result = (DID_NO_CONNECT << 16);
}
cmd->scsi_done(cmd);
@@ -2080,13 +2240,14 @@ static int arcmsr_queue_command_lck(stru
return 0;
}
if (atomic_read(&acb->ccboutstandingcount) >=
- ARCMSR_MAX_OUTSTANDING_CMD)
+ ARCMSR_MAX_OUTSTANDING_CMD)
return SCSI_MLQUEUE_HOST_BUSY;
ccb = arcmsr_get_freeccb(acb);
if (!ccb)
return SCSI_MLQUEUE_HOST_BUSY;
if (arcmsr_build_ccb( acb, ccb, cmd ) == FAILED) {
- cmd->result = (DID_ERROR << 16) | (RESERVATION_CONFLICT << 1);
+ cmd->result = (DID_ERROR << 16) |
+ (RESERVATION_CONFLICT << 1);
cmd->scsi_done(cmd);
return 0;
}
@@ -2096,24 +2257,30 @@ static int arcmsr_queue_command_lck(stru

static DEF_SCSI_QCMD(arcmsr_queue_command)

-static bool arcmsr_get_hba_config(struct AdapterControlBlock *acb)
+static bool
+arcmsr_hbaA_get_config(struct AdapterControlBlock *acb)
{
struct MessageUnit_A __iomem *reg = acb->pmuA;
char *acb_firm_model = acb->firm_model;
char *acb_firm_version = acb->firm_version;
char *acb_device_map = acb->device_map;
- char __iomem *iop_firm_model = (char __iomem *)(&reg->message_rwbuffer[15]);
- char __iomem *iop_firm_version = (char __iomem *)(&reg->message_rwbuffer[17]);
- char __iomem *iop_device_map = (char __iomem *)(&reg->message_rwbuffer[21]);
+ char __iomem *iop_firm_model =
+ (char __iomem *)(&reg->message_rwbuffer[15]);
+ char __iomem *iop_firm_version =
+ (char __iomem *)(&reg->message_rwbuffer[17]);
+ char __iomem *iop_device_map =
+ (char __iomem *)(&reg->message_rwbuffer[21]);
int count;
- writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
- if (!arcmsr_hba_wait_msgint_ready(acb)) {
- printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \
- miscellaneous data' timeout \n", acb->host->host_no);
+ writel(ARCMSR_INBOUND_MESG0_GET_CONFIG,
+ &reg->inbound_msgaddr0);
+ if (!arcmsr_hbaA_wait_msgint_ready(acb)) {
+ printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware"
+ "miscellaneous data' timeout\n",
+ acb->host->host_no);
return false;
}
count = 8;
- while (count){
+ while (count) {
*acb_firm_model = readb(iop_firm_model);
acb_firm_model++;
iop_firm_model++;
@@ -2121,7 +2288,7 @@ static bool arcmsr_get_hba_config(struct
}

count = 16;
- while (count){
+ while (count) {
*acb_firm_version = readb(iop_firm_version);
acb_firm_version++;
iop_firm_version++;
@@ -2129,13 +2296,14 @@ static bool arcmsr_get_hba_config(struct
}

count=16;
- while(count){
+ while (count) {
*acb_device_map = readb(iop_device_map);
acb_device_map++;
iop_device_map++;
count--;
}
- printk(KERN_NOTICE "Areca RAID Controller%d: F/W %s & Model %s\n",
+ printk(KERN_NOTICE "Areca RAID Controller%d: F/W %s"
+ "& Model %s\n",
acb->host->host_no,
acb->firm_version,
acb->firm_model);
@@ -2144,10 +2312,12 @@ static bool arcmsr_get_hba_config(struct
acb->firm_numbers_queue = readl(&reg->message_rwbuffer[2]);
acb->firm_sdram_size = readl(&reg->message_rwbuffer[3]);
acb->firm_hd_channels = readl(&reg->message_rwbuffer[4]);
- acb->firm_cfg_version = readl(&reg->message_rwbuffer[25]); /*firm_cfg_version,25,100-103*/
+ acb->firm_cfg_version = readl(&reg->message_rwbuffer[25]);
return true;
}
-static bool arcmsr_get_hbb_config(struct AdapterControlBlock *acb)
+
+static bool
+arcmsr_hbaB_get_config(struct AdapterControlBlock *acb)
{
struct MessageUnit_B *reg = acb->pmuB;
struct pci_dev *pdev = acb->pdev;
@@ -2163,40 +2333,57 @@ static bool arcmsr_get_hbb_config(struct
char __iomem *iop_device_map;
/*firm_version,21,84-99*/
int count;
- dma_coherent = dma_alloc_coherent(&pdev->dev, sizeof(struct MessageUnit_B), &dma_coherent_handle, GFP_KERNEL);
- if (!dma_coherent){
- printk(KERN_NOTICE "arcmsr%d: dma_alloc_coherent got error for hbb mu\n", acb->host->host_no);
+ dma_coherent = dma_alloc_coherent(&pdev->dev,
+ sizeof(struct MessageUnit_B), &dma_coherent_handle,
+ GFP_KERNEL);
+ if (!dma_coherent) {
+ printk(KERN_NOTICE "arcmsr%d: dma_alloc_coherent"
+ " got error for hbb mu\n", acb->host->host_no);
return false;
}
acb->dma_coherent_handle_hbb_mu = dma_coherent_handle;
reg = (struct MessageUnit_B *)dma_coherent;
acb->pmuB = reg;
- reg->drv2iop_doorbell= (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL);
- reg->drv2iop_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL_MASK);
- reg->iop2drv_doorbell = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL);
- reg->iop2drv_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL_MASK);
- reg->message_wbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_WBUFFER);
- reg->message_rbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_RBUFFER);
- reg->message_rwbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_RWBUFFER);
- iop_firm_model = (char __iomem *)(&reg->message_rwbuffer[15]); /*firm_model,15,60-67*/
- iop_firm_version = (char __iomem *)(&reg->message_rwbuffer[17]); /*firm_version,17,68-83*/
- iop_device_map = (char __iomem *)(&reg->message_rwbuffer[21]); /*firm_version,21,84-99*/
+ reg->drv2iop_doorbell = (uint32_t __iomem *)
+ ((unsigned long)acb->mem_base0 +
+ ARCMSR_DRV2IOP_DOORBELL);
+ reg->drv2iop_doorbell_mask = (uint32_t __iomem *)
+ ((unsigned long)acb->mem_base0 +
+ ARCMSR_DRV2IOP_DOORBELL_MASK);
+ reg->iop2drv_doorbell = (uint32_t __iomem *)
+ ((unsigned long)acb->mem_base0 +
+ ARCMSR_IOP2DRV_DOORBELL);
+ reg->iop2drv_doorbell_mask = (uint32_t __iomem *)
+ ((unsigned long)acb->mem_base0 +
+ ARCMSR_IOP2DRV_DOORBELL_MASK);
+ reg->message_wbuffer = (uint32_t __iomem *)
+ ((unsigned long)acb->mem_base1 +
+ ARCMSR_MESSAGE_WBUFFER);
+ reg->message_rbuffer = (uint32_t __iomem *)
+ ((unsigned long)acb->mem_base1 +
+ ARCMSR_MESSAGE_RBUFFER);
+ reg->message_rwbuffer = (uint32_t __iomem *)
+ ((unsigned long)acb->mem_base1 +
+ ARCMSR_MESSAGE_RWBUFFER);
+ iop_firm_model = (char __iomem *)(&reg->message_rwbuffer[15]);
+ iop_firm_version = (char __iomem *)(&reg->message_rwbuffer[17]);
+ iop_device_map = (char __iomem *)(&reg->message_rwbuffer[21]);

writel(ARCMSR_MESSAGE_GET_CONFIG, reg->drv2iop_doorbell);
- if (!arcmsr_hbb_wait_msgint_ready(acb)) {
- printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \
- miscellaneous data' timeout \n", acb->host->host_no);
+ if (!arcmsr_hbaB_wait_msgint_ready(acb)) {
+ printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware"
+ "miscellaneous data' timeout \n", acb->host->host_no);
return false;
}
count = 8;
- while (count){
+ while (count) {
*acb_firm_model = readb(iop_firm_model);
acb_firm_model++;
iop_firm_model++;
count--;
}
count = 16;
- while (count){
+ while (count) {
*acb_firm_version = readb(iop_firm_version);
acb_firm_version++;
iop_firm_version++;
@@ -2204,14 +2391,15 @@ static bool arcmsr_get_hbb_config(struct
}

count = 16;
- while(count){
+ while (count) {
*acb_device_map = readb(iop_device_map);
acb_device_map++;
iop_device_map++;
count--;
}
-
- printk(KERN_NOTICE "Areca RAID Controller%d: F/W %s & Model %s\n",
+
+ printk(KERN_NOTICE "Areca RAID Controller%d:"
+ "F/W %s & Model %s\n",
acb->host->host_no,
acb->firm_version,
acb->firm_model);
@@ -2226,41 +2414,45 @@ static bool arcmsr_get_hbb_config(struct
/*firm_sdram_size,3,12-15*/
acb->firm_hd_channels = readl(&reg->message_rwbuffer[5]);
/*firm_ide_channels,4,16-19*/
- acb->firm_cfg_version = readl(&reg->message_rwbuffer[25]); /*firm_cfg_version,25,100-103*/
+ acb->firm_cfg_version = readl(&reg->message_rwbuffer[25]);
/*firm_ide_channels,4,16-19*/
return true;
}

-static bool arcmsr_get_hbc_config(struct AdapterControlBlock *pACB)
+static bool
+arcmsr_hbaC_get_config(struct AdapterControlBlock *pACB)
{
uint32_t intmask_org, Index, firmware_state = 0;
struct MessageUnit_C *reg = pACB->pmuC;
char *acb_firm_model = pACB->firm_model;
char *acb_firm_version = pACB->firm_version;
- char *iop_firm_model = (char *)(&reg->msgcode_rwbuffer[15]); /*firm_model,15,60-67*/
- char *iop_firm_version = (char *)(&reg->msgcode_rwbuffer[17]); /*firm_version,17,68-83*/
+ char *iop_firm_model = (char *)(&reg->msgcode_rwbuffer[15]);
+ char *iop_firm_version = (char *)(&reg->msgcode_rwbuffer[17]);
int count;
/* disable all outbound interrupt */
- intmask_org = readl(&reg->host_int_mask); /* disable outbound message0 int */
- writel(intmask_org|ARCMSR_HBCMU_ALL_INTMASKENABLE, &reg->host_int_mask);
- /* wait firmware ready */
+ intmask_org = readl(&reg->host_int_mask);
+ writel(intmask_org | ARCMSR_HBCMU_ALL_INTMASKENABLE,
+ &reg->host_int_mask);
do {
firmware_state = readl(&reg->outbound_msgaddr1);
} while ((firmware_state & ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK) == 0);
/* post "get config" instruction */
writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
- writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &reg->inbound_doorbell);
+ writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE,
+ &reg->inbound_doorbell);
/* wait message ready */
for (Index = 0; Index < 2000; Index++) {
- if (readl(&reg->outbound_doorbell) & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) {
- writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR, &reg->outbound_doorbell_clear);/*clear
interrupt*/
+ if (readl(&reg->outbound_doorbell) &
+ ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) {
+ writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR,
+ &reg->outbound_doorbell_clear);
break;
}
udelay(10);
} /*max 1 seconds*/
if (Index >= 2000) {
- printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \
- miscellaneous data' timeout \n", pACB->host->host_no);
+ printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware"
+ "miscellaneous data' timeout \n", pACB->host->host_no);
return false;
}
count = 8;
@@ -2277,86 +2469,99 @@ static bool arcmsr_get_hbc_config(struct
iop_firm_version++;
count--;
}
- printk(KERN_NOTICE "Areca RAID Controller%d: F/W %s & Model %s\n",
- pACB->host->host_no,
- pACB->firm_version,
- pACB->firm_model);
- pACB->firm_request_len = readl(&reg->msgcode_rwbuffer[1]); /*firm_request_len,1,04-07*/
- pACB->firm_numbers_queue = readl(&reg->msgcode_rwbuffer[2]); /*firm_numbers_queue,2,08-11*/
- pACB->firm_sdram_size = readl(&reg->msgcode_rwbuffer[3]); /*firm_sdram_size,3,12-15*/
- pACB->firm_hd_channels = readl(&reg->msgcode_rwbuffer[4]); /*firm_ide_channels,4,16-19*/
- pACB->firm_cfg_version = readl(&reg->msgcode_rwbuffer[25]); /*firm_cfg_version,25,100-103*/
+ printk(KERN_NOTICE "Areca RAID Controller%d: F/W %s &"
+ "Model %s\n",
+ pACB->host->host_no,
+ pACB->firm_version,
+ pACB->firm_model);
+ pACB->firm_request_len = readl(&reg->msgcode_rwbuffer[1]);
+ pACB->firm_numbers_queue = readl(&reg->msgcode_rwbuffer[2]);
+ pACB->firm_sdram_size = readl(&reg->msgcode_rwbuffer[3]);
+ pACB->firm_hd_channels = readl(&reg->msgcode_rwbuffer[4]);
+ pACB->firm_cfg_version = readl(&reg->msgcode_rwbuffer[25]);
/*all interrupt service will be enable at arcmsr_iop_init*/
return true;
}
-static bool arcmsr_get_firmware_spec(struct AdapterControlBlock *acb)
+
+static bool
+arcmsr_get_firmware_spec(struct AdapterControlBlock *acb)
{
if (acb->adapter_type == ACB_ADAPTER_TYPE_A)
- return arcmsr_get_hba_config(acb);
+ return arcmsr_hbaA_get_config(acb);
else if (acb->adapter_type == ACB_ADAPTER_TYPE_B)
- return arcmsr_get_hbb_config(acb);
+ return arcmsr_hbaB_get_config(acb);
else
- return arcmsr_get_hbc_config(acb);
+ return arcmsr_hbaC_get_config(acb);
}

-static int arcmsr_polling_hba_ccbdone(struct AdapterControlBlock *acb,
+static int
+arcmsr_hbaA_polling_ccbdone(struct AdapterControlBlock *acb,
struct CommandControlBlock *poll_ccb)
{
struct MessageUnit_A __iomem *reg = acb->pmuA;
struct CommandControlBlock *ccb;
struct ARCMSR_CDB *arcmsr_cdb;
- uint32_t flag_ccb, outbound_intstatus, poll_ccb_done = 0, poll_count = 0;
+ uint32_t flag_ccb, outbound_intstatus, poll_ccb_done = 0;
+ uint32_t poll_count = 0;
int rtn;
bool error;
polling_hba_ccb_retry:
poll_count++;
- outbound_intstatus = readl(&reg->outbound_intstatus) & acb->outbound_int_enable;
- writel(outbound_intstatus, &reg->outbound_intstatus);/*clear interrupt*/
+ outbound_intstatus = readl(&reg->outbound_intstatus) &
+ acb->outbound_int_enable;
+ writel(outbound_intstatus, &reg->outbound_intstatus);
while (1) {
- if ((flag_ccb = readl(&reg->outbound_queueport)) == 0xFFFFFFFF) {
- if (poll_ccb_done){
+ if ((flag_ccb = readl(&reg->outbound_queueport)) ==
+ 0xFFFFFFFF) {
+ if (poll_ccb_done) {
rtn = SUCCESS;
break;
- }else {
+ } else {
msleep(25);
- if (poll_count > 100){
+ if (poll_count > 100) {
rtn = FAILED;
break;
}
goto polling_hba_ccb_retry;
}
}
- arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5));
- ccb = container_of(arcmsr_cdb, struct CommandControlBlock, arcmsr_cdb);
+ arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset +
+ (flag_ccb << 5));
+ ccb = container_of(arcmsr_cdb, struct CommandControlBlock,
+ arcmsr_cdb);
poll_ccb_done = (ccb == poll_ccb) ? 1:0;
if ((ccb->acb != acb) || (ccb->startdone != ARCMSR_CCB_START)) {
- if ((ccb->startdone == ARCMSR_CCB_ABORTED) || (ccb == poll_ccb)) {
- printk(KERN_NOTICE "arcmsr%d: scsi id = %d lun = %d ccb = '0x%p'"
- " poll command abort successfully \n"
- , acb->host->host_no
- , ccb->pcmd->device->id
- , ccb->pcmd->device->lun
- , ccb);
+ if ((ccb->startdone == ARCMSR_CCB_ABORTED) ||
+ (ccb == poll_ccb)) {
+ printk(KERN_NOTICE "arcmsr%d: scsi id = %d"
+ " lun = %d ccb = '0x%p' poll command"
+ "abort successfully\n"
+ , acb->host->host_no
+ , ccb->pcmd->device->id
+ , ccb->pcmd->device->lun
+ , ccb);
ccb->pcmd->result = DID_ABORT << 16;
arcmsr_ccb_complete(ccb);
continue;
}
- printk(KERN_NOTICE "arcmsr%d: polling get an illegal ccb"
- " command done ccb = '0x%p'"
- "ccboutstandingcount = %d \n"
- , acb->host->host_no
- , ccb
- , atomic_read(&acb->ccboutstandingcount));
+ printk(KERN_NOTICE "arcmsr%d: polling get an illegal"
+ "ccb command done ccb = '0x%p'"
+ "ccboutstandingcount = %d \n"
+ , acb->host->host_no
+ , ccb
+ , atomic_read(&acb->ccboutstandingcount));
continue;
}
- error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false;
+ error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ?
+ true : false;
arcmsr_report_ccb_state(acb, ccb, error);
}
return rtn;
}

-static int arcmsr_polling_hbb_ccbdone(struct AdapterControlBlock *acb,
- struct CommandControlBlock *poll_ccb)
+int
+arcmsr_hbaB_polling_ccbdone(struct AdapterControlBlock *acb,
+ struct CommandControlBlock *poll_ccb)
{
struct MessageUnit_B *reg = acb->pmuB;
struct ARCMSR_CDB *arcmsr_cdb;
@@ -2368,16 +2573,17 @@ static int arcmsr_polling_hbb_ccbdone(st

poll_count++;
/* clear doorbell interrupt */
- writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, reg->iop2drv_doorbell);
- while(1){
+ writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN,
+ reg->iop2drv_doorbell);
+ while (1) {
index = reg->doneq_index;
if ((flag_ccb = readl(&reg->done_qbuffer[index])) == 0) {
- if (poll_ccb_done){
+ if (poll_ccb_done) {
rtn = SUCCESS;
break;
- }else {
+ } else {
msleep(25);
- if (poll_count > 100){
+ if (poll_count > 100) {
rtn = FAILED;
break;
}
@@ -2390,36 +2596,45 @@ static int arcmsr_polling_hbb_ccbdone(st
index %= ARCMSR_MAX_HBB_POSTQUEUE;
reg->doneq_index = index;
/* check if command done with no error*/
- arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5));
- ccb = container_of(arcmsr_cdb, struct CommandControlBlock, arcmsr_cdb);
- poll_ccb_done = (ccb == poll_ccb) ? 1:0;
- if ((ccb->acb != acb) || (ccb->startdone != ARCMSR_CCB_START)) {
- if ((ccb->startdone == ARCMSR_CCB_ABORTED) || (ccb == poll_ccb)) {
- printk(KERN_NOTICE "arcmsr%d: scsi id = %d lun = %d ccb = '0x%p'"
- " poll command abort successfully \n"
- ,acb->host->host_no
- ,ccb->pcmd->device->id
- ,ccb->pcmd->device->lun
- ,ccb);
+ arcmsr_cdb = (struct ARCMSR_CDB *)
+ (acb->vir2phy_offset + (flag_ccb << 5));
+ ccb = container_of(arcmsr_cdb,
+ struct CommandControlBlock,
+ arcmsr_cdb);
+ poll_ccb_done = (ccb == poll_ccb) ? 1 : 0;
+ if ((ccb->acb != acb) ||
+ (ccb->startdone != ARCMSR_CCB_START)) {
+ if ((ccb->startdone == ARCMSR_CCB_ABORTED) ||
+ (ccb == poll_ccb)) {
+ printk(KERN_NOTICE "arcmsr%d:"
+ " scsi id = %d lun = %d ccb = '0x%p' poll"
+ "command abort successfully\n"
+ , acb->host->host_no
+ , ccb->pcmd->device->id
+ , ccb->pcmd->device->lun
+ , ccb);
ccb->pcmd->result = DID_ABORT << 16;
arcmsr_ccb_complete(ccb);
continue;
}
- printk(KERN_NOTICE "arcmsr%d: polling get an illegal ccb"
- " command done ccb = '0x%p'"
+ printk(KERN_NOTICE "arcmsr%d: polling get an"
+ "illegal ccb command done ccb = '0x%p'"
"ccboutstandingcount = %d \n"
, acb->host->host_no
, ccb
, atomic_read(&acb->ccboutstandingcount));
continue;
}
- error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false;
+ error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0)
+ ? true : false;
arcmsr_report_ccb_state(acb, ccb, error);
}
return rtn;
}

-static int arcmsr_polling_hbc_ccbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_ccb)
+static int
+arcmsr_hbaC_polling_ccbdone(struct AdapterControlBlock *acb,
+ struct CommandControlBlock *poll_ccb)
{
struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC;
uint32_t flag_ccb, ccb_cdb_phy;
@@ -2431,7 +2646,8 @@ static int arcmsr_polling_hbc_ccbdone(st
polling_hbc_ccb_retry:
poll_count++;
while (1) {
- if ((readl(&reg->host_int_status) & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) == 0) {
+ if ((readl(&reg->host_int_status) &
+ ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) == 0) {
if (poll_ccb_done) {
rtn = SUCCESS;
break;
@@ -2446,58 +2662,66 @@ polling_hbc_ccb_retry:
}
flag_ccb = readl(&reg->outbound_queueport_low);
ccb_cdb_phy = (flag_ccb & 0xFFFFFFF0);
- arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset + ccb_cdb_phy);/*frame must be 32 bytes aligned*/
- pCCB = container_of(arcmsr_cdb, struct CommandControlBlock, arcmsr_cdb);
+ arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset
+ + ccb_cdb_phy);
+ pCCB = container_of(arcmsr_cdb, struct CommandControlBlock,
+ arcmsr_cdb);
poll_ccb_done = (pCCB == poll_ccb) ? 1 : 0;
/* check ifcommand done with no error*/
- if ((pCCB->acb != acb) || (pCCB->startdone != ARCMSR_CCB_START)) {
+ if ((pCCB->acb != acb) ||
+ (pCCB->startdone != ARCMSR_CCB_START)) {
if (pCCB->startdone == ARCMSR_CCB_ABORTED) {
- printk(KERN_NOTICE "arcmsr%d: scsi id = %d lun = %d ccb = '0x%p'"
- " poll command abort successfully \n"
- , acb->host->host_no
- , pCCB->pcmd->device->id
- , pCCB->pcmd->device->lun
- , pCCB);
- pCCB->pcmd->result = DID_ABORT << 16;
- arcmsr_ccb_complete(pCCB);
+ printk(KERN_NOTICE "arcmsr%d:"
+ " scsi id = %d lun = %d ccb = '0x%p' poll"
+ "command abort successfully \n"
+ , acb->host->host_no
+ , pCCB->pcmd->device->id
+ , pCCB->pcmd->device->lun
+ , pCCB);
+ pCCB->pcmd->result = DID_ABORT << 16;
+ arcmsr_ccb_complete(pCCB);
continue;
}
- printk(KERN_NOTICE "arcmsr%d: polling get an illegal ccb"
- " command done ccb = '0x%p'"
- "ccboutstandingcount = %d \n"
- , acb->host->host_no
- , pCCB
- , atomic_read(&acb->ccboutstandingcount));
+ printk(KERN_NOTICE "arcmsr%d: polling get an illegal"
+ "ccb command done ccb = '0x%p'"
+ "ccboutstandingcount = %d \n"
+ , acb->host->host_no
+ , pCCB
+ , atomic_read(&acb->ccboutstandingcount));
continue;
}
- error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE1) ? true : false;
+ error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE1)
+ ? true : false;
arcmsr_report_ccb_state(acb, pCCB, error);
}
return rtn;
}
-static int arcmsr_polling_ccbdone(struct AdapterControlBlock *acb,
+
+static int
+arcmsr_polling_ccbdone(struct AdapterControlBlock *acb,
struct CommandControlBlock *poll_ccb)
{
int rtn = 0;
switch (acb->adapter_type) {

case ACB_ADAPTER_TYPE_A: {
- rtn = arcmsr_polling_hba_ccbdone(acb, poll_ccb);
+ rtn = arcmsr_hbaA_polling_ccbdone(acb, poll_ccb);
}
break;

case ACB_ADAPTER_TYPE_B: {
- rtn = arcmsr_polling_hbb_ccbdone(acb, poll_ccb);
+ rtn = arcmsr_hbaB_polling_ccbdone(acb, poll_ccb);
}
break;
case ACB_ADAPTER_TYPE_C: {
- rtn = arcmsr_polling_hbc_ccbdone(acb, poll_ccb);
+ rtn = arcmsr_hbaC_polling_ccbdone(acb, poll_ccb);
}
}
return rtn;
}

-static int arcmsr_iop_confirm(struct AdapterControlBlock *acb)
+static int
+arcmsr_iop_confirm(struct AdapterControlBlock *acb)
{
uint32_t cdb_phyaddr, cdb_phyaddr_hi32;
dma_addr_t dma_coherent_handle;
@@ -2523,14 +2747,14 @@ static int arcmsr_iop_confirm(struct Ada
struct MessageUnit_A __iomem *reg = acb->pmuA;
uint32_t intmask_org;
intmask_org = arcmsr_disable_outbound_ints(acb);
- writel(ARCMSR_SIGNATURE_SET_CONFIG, \
- &reg->message_rwbuffer[0]);
+ writel(ARCMSR_SIGNATURE_SET_CONFIG,
+ &reg->message_rwbuffer[0]);
writel(cdb_phyaddr_hi32, &reg->message_rwbuffer[1]);
- writel(ARCMSR_INBOUND_MESG0_SET_CONFIG, \
- &reg->inbound_msgaddr0);
- if (!arcmsr_hba_wait_msgint_ready(acb)) {
- printk(KERN_NOTICE "arcmsr%d: ""set ccb high \
- part physical address timeout\n",
+ writel(ARCMSR_INBOUND_MESG0_SET_CONFIG,
+ &reg->inbound_msgaddr0);
+ if (!arcmsr_hbaA_wait_msgint_ready(acb)) {
+ printk(KERN_NOTICE "arcmsr%d: set ccb"
+ "high part physical address timeout\n",
acb->host->host_no);
return 1;
}
@@ -2548,10 +2772,12 @@ static int arcmsr_iop_confirm(struct Ada
intmask_org = arcmsr_disable_outbound_ints(acb);
reg->postq_index = 0;
reg->doneq_index = 0;
- writel(ARCMSR_MESSAGE_SET_POST_WINDOW, reg->drv2iop_doorbell);
- if (!arcmsr_hbb_wait_msgint_ready(acb)) {
- printk(KERN_NOTICE "arcmsr%d:can not set diver mode\n", \
- acb->host->host_no);
+ writel(ARCMSR_MESSAGE_SET_POST_WINDOW,
+ reg->drv2iop_doorbell);
+ if (!arcmsr_hbaB_wait_msgint_ready(acb)) {
+ printk(KERN_NOTICE
+ "arcmsr%d:can not set diver mode\n",
+ acb->host->host_no);
return 1;
}
post_queue_phyaddr = acb->dma_coherent_handle_hbb_mu;
@@ -2566,11 +2792,11 @@ static int arcmsr_iop_confirm(struct Ada
writel(post_queue_phyaddr + 1056, rwbuffer++);
/* ccb maxQ size must be --> [(256 + 8)*4]*/
writel(1056, rwbuffer);
-
writel(ARCMSR_MESSAGE_SET_CONFIG, reg->drv2iop_doorbell);
- if (!arcmsr_hbb_wait_msgint_ready(acb)) {
- printk(KERN_NOTICE "arcmsr%d: 'set command Q window' \
- timeout \n",acb->host->host_no);
+ if (!arcmsr_hbaB_wait_msgint_ready(acb)) {
+ printk(KERN_NOTICE
+ "arcmsr%d: 'set command Q window'"
+ "timeout \n", acb->host->host_no);
return 1;
}
arcmsr_hbb_enable_driver_mode(acb);
@@ -2579,17 +2805,23 @@ static int arcmsr_iop_confirm(struct Ada
break;
case ACB_ADAPTER_TYPE_C: {
if (cdb_phyaddr_hi32 != 0) {
- struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC;
-
- printk(KERN_NOTICE "arcmsr%d: cdb_phyaddr_hi32=0x%x\n",
- acb->adapter_index, cdb_phyaddr_hi32);
- writel(ARCMSR_SIGNATURE_SET_CONFIG, &reg->msgcode_rwbuffer[0]);
- writel(cdb_phyaddr_hi32, &reg->msgcode_rwbuffer[1]);
- writel(ARCMSR_INBOUND_MESG0_SET_CONFIG, &reg->inbound_msgaddr0);
- writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &reg->inbound_doorbell);
- if (!arcmsr_hbc_wait_msgint_ready(acb)) {
- printk(KERN_NOTICE "arcmsr%d: 'set command Q window' \
- timeout \n", acb->host->host_no);
+ struct MessageUnit_C *reg =
+ (struct MessageUnit_C *)acb->pmuC;
+ printk(KERN_NOTICE
+ "arcmsr%d: cdb_phyaddr_hi32 = 0x%x\n",
+ acb->adapter_index, cdb_phyaddr_hi32);
+ writel(ARCMSR_SIGNATURE_SET_CONFIG,
+ &reg->msgcode_rwbuffer[0]);
+ writel(cdb_phyaddr_hi32,
+ &reg->msgcode_rwbuffer[1]);
+ writel(ARCMSR_INBOUND_MESG0_SET_CONFIG,
+ &reg->inbound_msgaddr0);
+ writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE,
+ &reg->inbound_doorbell);
+ if (!arcmsr_hbaC_wait_msgint_ready(acb)) {
+ printk(KERN_NOTICE "arcmsr%d: 'set"
+ " command Q window' timeout \n",
+ acb->host->host_no);
return 1;
}
}
@@ -2598,7 +2830,8 @@ static int arcmsr_iop_confirm(struct Ada
return 0;
}

-static void arcmsr_wait_firmware_ready(struct AdapterControlBlock *acb)
+static void
+arcmsr_wait_firmware_ready(struct AdapterControlBlock *acb)
{
uint32_t firmware_state = 0;
switch (acb->adapter_type) {
@@ -2607,161 +2840,203 @@ static void arcmsr_wait_firmware_ready(s
struct MessageUnit_A __iomem *reg = acb->pmuA;
do {
firmware_state = readl(&reg->outbound_msgaddr1);
- } while ((firmware_state & ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK) == 0);
+ } while ((firmware_state &
+ ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK) == 0);
}
break;
-
case ACB_ADAPTER_TYPE_B: {
struct MessageUnit_B *reg = acb->pmuB;
do {
firmware_state = readl(reg->iop2drv_doorbell);
} while ((firmware_state & ARCMSR_MESSAGE_FIRMWARE_OK) == 0);
- writel(ARCMSR_DRV2IOP_END_OF_INTERRUPT, reg->drv2iop_doorbell);
+ writel(ARCMSR_DRV2IOP_END_OF_INTERRUPT,
+ reg->drv2iop_doorbell);
}
break;
case ACB_ADAPTER_TYPE_C: {
struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC;
do {
firmware_state = readl(&reg->outbound_msgaddr1);
- } while ((firmware_state & ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK) == 0);
+ } while ((firmware_state &
+ ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK) == 0);
}
}
}

-static void arcmsr_request_hba_device_map(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaA_request_device_map(struct AdapterControlBlock *acb)
{
struct MessageUnit_A __iomem *reg = acb->pmuA;
- if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0 ) || ((acb->acb_flags &
ACB_F_ABORT) != 0 )){
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
+ if (unlikely(atomic_read(&acb->rq_map_token) == 0) ||
+ ((acb->acb_flags & ACB_F_BUS_RESET) != 0 )
+ || ((acb->acb_flags & ACB_F_ABORT) != 0 )) {
+ mod_timer(&acb->eternal_timer,
+ jiffies + msecs_to_jiffies(6 * HZ));
return;
} else {
acb->fw_flag = FW_NORMAL;
- if (atomic_read(&acb->ante_token_value) == atomic_read(&acb->rq_map_token)){
+ if (atomic_read(&acb->ante_token_value) ==
+ atomic_read(&acb->rq_map_token)) {
atomic_set(&acb->rq_map_token, 16);
}
- atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token));
+ atomic_set(&acb->ante_token_value,
+ atomic_read(&acb->rq_map_token));
if (atomic_dec_and_test(&acb->rq_map_token)) {
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
+ mod_timer(&acb->eternal_timer,
+ jiffies + msecs_to_jiffies(6 * HZ));
return;
}
- writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
+ writel(ARCMSR_INBOUND_MESG0_GET_CONFIG,
+ &reg->inbound_msgaddr0);
+ mod_timer(&acb->eternal_timer, jiffies +
+ msecs_to_jiffies(6 * HZ));
}
return;
}

-static void arcmsr_request_hbb_device_map(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaB_request_device_map(struct AdapterControlBlock *acb)
{
struct MessageUnit_B __iomem *reg = acb->pmuB;
- if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0 ) || ((acb->acb_flags &
ACB_F_ABORT) != 0 )){
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
+ if (unlikely(atomic_read(&acb->rq_map_token) == 0) ||
+ ((acb->acb_flags & ACB_F_BUS_RESET) != 0 ) ||
+ ((acb->acb_flags & ACB_F_ABORT) != 0 )) {
+ mod_timer(&acb->eternal_timer, jiffies +
+ msecs_to_jiffies(6 * HZ));
return;
} else {
acb->fw_flag = FW_NORMAL;
- if (atomic_read(&acb->ante_token_value) == atomic_read(&acb->rq_map_token)) {
+ if (atomic_read(&acb->ante_token_value) ==
+ atomic_read(&acb->rq_map_token)) {
atomic_set(&acb->rq_map_token, 16);
}
- atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token));
+ atomic_set(&acb->ante_token_value,
+ atomic_read(&acb->rq_map_token));
if (atomic_dec_and_test(&acb->rq_map_token)) {
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
+ mod_timer(&acb->eternal_timer,
+ jiffies + msecs_to_jiffies(6 * HZ));
return;
}
- writel(ARCMSR_MESSAGE_GET_CONFIG, reg->drv2iop_doorbell);
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
+ writel(ARCMSR_MESSAGE_GET_CONFIG,
+ reg->drv2iop_doorbell);
+ mod_timer(&acb->eternal_timer, jiffies +
+ msecs_to_jiffies(6 * HZ));
}
return;
}

-static void arcmsr_request_hbc_device_map(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaC_request_device_map(struct AdapterControlBlock *acb)
{
struct MessageUnit_C __iomem *reg = acb->pmuC;
- if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0) || ((acb->acb_flags &
ACB_F_ABORT) != 0)) {
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
+ if (unlikely(atomic_read(&acb->rq_map_token) == 0) ||
+ ((acb->acb_flags & ACB_F_BUS_RESET) != 0) ||
+ ((acb->acb_flags & ACB_F_ABORT) != 0)) {
+ mod_timer(&acb->eternal_timer, jiffies +
+ msecs_to_jiffies(6 * HZ));
return;
} else {
acb->fw_flag = FW_NORMAL;
- if (atomic_read(&acb->ante_token_value) == atomic_read(&acb->rq_map_token)) {
+ if (atomic_read(&acb->ante_token_value) ==
+ atomic_read(&acb->rq_map_token)) {
atomic_set(&acb->rq_map_token, 16);
}
- atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token));
+ atomic_set(&acb->ante_token_value,
+ atomic_read(&acb->rq_map_token));
if (atomic_dec_and_test(&acb->rq_map_token)) {
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
+ mod_timer(&acb->eternal_timer,
+ jiffies + msecs_to_jiffies(6 * HZ));
return;
}
- writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
- writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &reg->inbound_doorbell);
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
+ writel(ARCMSR_INBOUND_MESG0_GET_CONFIG,
+ &reg->inbound_msgaddr0);
+ writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE,
+ &reg->inbound_doorbell);
+ mod_timer(&acb->eternal_timer, jiffies +
+ msecs_to_jiffies(6 * HZ));
}
return;
}

-static void arcmsr_request_device_map(unsigned long pacb)
+static void
+arcmsr_request_device_map(unsigned long pacb)
{
- struct AdapterControlBlock *acb = (struct AdapterControlBlock *)pacb;
+ struct AdapterControlBlock *acb =
+ (struct AdapterControlBlock *)pacb;
switch (acb->adapter_type) {
- case ACB_ADAPTER_TYPE_A: {
- arcmsr_request_hba_device_map(acb);
- }
- break;
- case ACB_ADAPTER_TYPE_B: {
- arcmsr_request_hbb_device_map(acb);
- }
- break;
- case ACB_ADAPTER_TYPE_C: {
- arcmsr_request_hbc_device_map(acb);
- }
+ case ACB_ADAPTER_TYPE_A: {
+ arcmsr_hbaA_request_device_map(acb);
+ }
+ break;
+ case ACB_ADAPTER_TYPE_B: {
+ arcmsr_hbaB_request_device_map(acb);
+ }
+ break;
+ case ACB_ADAPTER_TYPE_C: {
+ arcmsr_hbaC_request_device_map(acb);
+ }
}
}

-static void arcmsr_start_hba_bgrb(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaA_start_bgrb(struct AdapterControlBlock *acb)
{
struct MessageUnit_A __iomem *reg = acb->pmuA;
acb->acb_flags |= ACB_F_MSG_START_BGRB;
- writel(ARCMSR_INBOUND_MESG0_START_BGRB, &reg->inbound_msgaddr0);
- if (!arcmsr_hba_wait_msgint_ready(acb)) {
- printk(KERN_NOTICE "arcmsr%d: wait 'start adapter background \
- rebulid' timeout \n", acb->host->host_no);
+ writel(ARCMSR_INBOUND_MESG0_START_BGRB,
+ &reg->inbound_msgaddr0);
+ if (!arcmsr_hbaA_wait_msgint_ready(acb)) {
+ printk(KERN_NOTICE "arcmsr%d: wait 'start adapter"
+ " background rebulid' timeout \n", acb->host->host_no);
}
}

-static void arcmsr_start_hbb_bgrb(struct AdapterControlBlock *acb)
+static void
+arcmsr_hbaB_start_bgrb(struct AdapterControlBlock *acb)
{
struct MessageUnit_B *reg = acb->pmuB;
acb->acb_flags |= ACB_F_MSG_START_BGRB;
writel(ARCMSR_MESSAGE_START_BGRB, reg->drv2iop_doorbell);
- if (!arcmsr_hbb_wait_msgint_ready(acb)) {
- printk(KERN_NOTICE "arcmsr%d: wait 'start adapter background \
- rebulid' timeout \n",acb->host->host_no);
+ if (!arcmsr_hbaB_wait_msgint_ready(acb)) {
+ printk(KERN_NOTICE "arcmsr%d: wait 'start adapter"
+ "backgroundrebulid' timeout \n", acb->host->host_no);
}
}

-static void arcmsr_start_hbc_bgrb(struct AdapterControlBlock *pACB)
+static void
+arcmsr_hbaC_start_bgrb(struct AdapterControlBlock *pACB)
{
- struct MessageUnit_C *phbcmu = (struct MessageUnit_C *)pACB->pmuC;
+ struct MessageUnit_C *phbcmu =
+ (struct MessageUnit_C *)pACB->pmuC;
pACB->acb_flags |= ACB_F_MSG_START_BGRB;
- writel(ARCMSR_INBOUND_MESG0_START_BGRB, &phbcmu->inbound_msgaddr0);
- writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &phbcmu->inbound_doorbell);
- if (!arcmsr_hbc_wait_msgint_ready(pACB)) {
- printk(KERN_NOTICE "arcmsr%d: wait 'start adapter background \
- rebulid' timeout \n", pACB->host->host_no);
+ writel(ARCMSR_INBOUND_MESG0_START_BGRB,
+ &phbcmu->inbound_msgaddr0);
+ writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE,
+ &phbcmu->inbound_doorbell);
+ if (!arcmsr_hbaC_wait_msgint_ready(pACB)) {
+ printk(KERN_NOTICE "arcmsr%d: wait 'start adapter"
+ " background rebulid' timeout \n", pACB->host->host_no);
}
return;
}
-static void arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb)
+
+static void
+arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A:
- arcmsr_start_hba_bgrb(acb);
+ arcmsr_hbaA_start_bgrb(acb);
break;
case ACB_ADAPTER_TYPE_B:
- arcmsr_start_hbb_bgrb(acb);
+ arcmsr_hbaB_start_bgrb(acb);
break;
case ACB_ADAPTER_TYPE_C:
- arcmsr_start_hbc_bgrb(acb);
+ arcmsr_hbaC_start_bgrb(acb);
}
}

-static void arcmsr_clear_doorbell_queue_buffer(struct AdapterControlBlock *acb)
+static void
+arcmsr_clear_doorbell_queue_buffer(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
@@ -2771,30 +3046,36 @@ static void arcmsr_clear_doorbell_queue_
outbound_doorbell = readl(&reg->outbound_doorbell);
/*clear doorbell interrupt */
writel(outbound_doorbell, &reg->outbound_doorbell);
- writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK, &reg->inbound_doorbell);
+ writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK,
+ &reg->inbound_doorbell);
}
break;

case ACB_ADAPTER_TYPE_B: {
struct MessageUnit_B *reg = acb->pmuB;
/*clear interrupt and message state*/
- writel(ARCMSR_MESSAGE_INT_CLEAR_PATTERN, reg->iop2drv_doorbell);
- writel(ARCMSR_DRV2IOP_DATA_READ_OK, reg->drv2iop_doorbell);
+ writel(ARCMSR_MESSAGE_INT_CLEAR_PATTERN,
+ reg->iop2drv_doorbell);
+ writel(ARCMSR_DRV2IOP_DATA_READ_OK,
+ reg->drv2iop_doorbell);
/* let IOP know data has been read */
}
break;
case ACB_ADAPTER_TYPE_C: {
- struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC;
+ struct MessageUnit_C *reg =
+ (struct MessageUnit_C *)acb->pmuC;
uint32_t outbound_doorbell;
/* empty doorbell Qbuffer if door bell ringed */
outbound_doorbell = readl(&reg->outbound_doorbell);
writel(outbound_doorbell, &reg->outbound_doorbell_clear);
- writel(ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK, &reg->inbound_doorbell);
+ writel(ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK,
+ &reg->inbound_doorbell);
}
}
}

-static void arcmsr_enable_eoi_mode(struct AdapterControlBlock *acb)
+static void
+arcmsr_enable_eoi_mode(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A:
@@ -2802,9 +3083,11 @@ static void arcmsr_enable_eoi_mode(struc
case ACB_ADAPTER_TYPE_B:
{
struct MessageUnit_B *reg = acb->pmuB;
- writel(ARCMSR_MESSAGE_ACTIVE_EOI_MODE, reg->drv2iop_doorbell);
- if (!arcmsr_hbb_wait_msgint_ready(acb)) {
- printk(KERN_NOTICE "ARCMSR IOP enables EOI_MODE TIMEOUT");
+ writel(ARCMSR_MESSAGE_ACTIVE_EOI_MODE,
+ reg->drv2iop_doorbell);
+ if (!arcmsr_hbaB_wait_msgint_ready(acb)) {
+ printk(KERN_NOTICE "ARCMSR IOP"
+ " enables EOI_MODE TIMEOUT");
return;
}
}
@@ -2815,21 +3098,24 @@ static void arcmsr_enable_eoi_mode(struc
return;
}

-static void arcmsr_hardware_reset(struct AdapterControlBlock *acb)
+static void
+arcmsr_hardware_reset(struct AdapterControlBlock *acb)
{
uint8_t value[64];
int i, count = 0;
struct MessageUnit_A __iomem *pmuA = acb->pmuA;
struct MessageUnit_C __iomem *pmuC = acb->pmuC;
-
+ u32 temp = 0;
/* backup pci config data */
- printk(KERN_NOTICE "arcmsr%d: executing hw bus reset .....\n", acb->host->host_no);
+ printk(KERN_NOTICE "arcmsr%d: executing hw bus reset .....\n",
+ acb->host->host_no);
for (i = 0; i < 64; i++) {
pci_read_config_byte(acb->pdev, i, &value[i]);
}
/* hardware reset signal */
if ((acb->dev_id == 0x1680)) {
- writel(ARCMSR_ARC1680_BUS_RESET, &pmuA->reserved1[0]);
+ writel(ARCMSR_ARC1680_BUS_RESET,
+ &pmuA->reserved1[0]);
} else if ((acb->dev_id == 0x1880)) {
do {
count++;
@@ -2839,8 +3125,11 @@ static void arcmsr_hardware_reset(struct
writel(0x2, &pmuC->write_sequence);
writel(0x7, &pmuC->write_sequence);
writel(0xD, &pmuC->write_sequence);
- } while (((readl(&pmuC->host_diagnostic) & ARCMSR_ARC1880_DiagWrite_ENABLE) == 0) && (count < 5));
- writel(ARCMSR_ARC1880_RESET_ADAPTER, &pmuC->host_diagnostic);
+ } while ((((temp = readl(&pmuC->host_diagnostic)) |
+ ARCMSR_ARC1880_DiagWrite_ENABLE) == 0) &&
+ (count < 5));
+ writel(ARCMSR_ARC1880_RESET_ADAPTER,
+ &pmuC->host_diagnostic);
} else {
pci_write_config_byte(acb->pdev, 0x84, 0x20);
}
@@ -2852,7 +3141,9 @@ static void arcmsr_hardware_reset(struct
msleep(1000);
return;
}
-static void arcmsr_iop_init(struct AdapterControlBlock *acb)
+
+static void
+arcmsr_iop_init(struct AdapterControlBlock *acb)
{
uint32_t intmask_org;
/* disable all outbound interrupt */
@@ -2869,7 +3160,8 @@ static void arcmsr_iop_init(struct Adapt
acb->acb_flags |= ACB_F_IOP_INITED;
}

-static uint8_t arcmsr_iop_reset(struct AdapterControlBlock *acb)
+static uint8_t
+arcmsr_iop_reset(struct AdapterControlBlock *acb)
{
struct CommandControlBlock *ccb;
uint32_t intmask_org;
@@ -2892,7 +3184,8 @@ static uint8_t arcmsr_iop_reset(struct A
ccb->ccb_flags = 0;
spin_lock_irqsave(&acb->ccblist_lock, flags);
list_add_tail(&ccb->list, &acb->ccb_free_list);
- spin_unlock_irqrestore(&acb->ccblist_lock, flags);
+ spin_unlock_irqrestore(&acb->ccblist_lock,
+ flags);
}
}
atomic_set(&acb->ccboutstandingcount, 0);
@@ -2903,147 +3196,178 @@ static uint8_t arcmsr_iop_reset(struct A
return rtnval;
}

-static int arcmsr_bus_reset(struct scsi_cmnd *cmd)
+static int
+arcmsr_bus_reset(struct scsi_cmnd *cmd)
{
struct AdapterControlBlock *acb;
uint32_t intmask_org, outbound_doorbell;
int retry_count = 0;
int rtn = FAILED;
acb = (struct AdapterControlBlock *) cmd->device->host->hostdata;
- printk(KERN_ERR "arcmsr: executing bus reset eh.....num_resets = %d, num_aborts = %d \n", acb->num_resets, acb->num_aborts);
+ printk(KERN_ERR "arcmsr: executing bus reset eh.....num_resets = %d,"
+ "num_aborts = %d \n", acb->num_resets, acb->num_aborts);
acb->num_resets++;

- switch(acb->adapter_type){
- case ACB_ADAPTER_TYPE_A:{
- if (acb->acb_flags & ACB_F_BUS_RESET){
- long timeout;
- printk(KERN_ERR "arcmsr: there is an bus reset eh proceeding.......\n");
- timeout = wait_event_timeout(wait_q, (acb->acb_flags & ACB_F_BUS_RESET) == 0, 220*HZ);
- if (timeout) {
- return SUCCESS;
- }
- }
- acb->acb_flags |= ACB_F_BUS_RESET;
- if (!arcmsr_iop_reset(acb)) {
- struct MessageUnit_A __iomem *reg;
- reg = acb->pmuA;
- arcmsr_hardware_reset(acb);
- acb->acb_flags &= ~ACB_F_IOP_INITED;
+ switch (acb->adapter_type) {
+ case ACB_ADAPTER_TYPE_A: {
+ if (acb->acb_flags & ACB_F_BUS_RESET) {
+ long timeout;
+ printk(KERN_ERR "arcmsr: there is an bus"
+ " reset eh proceeding.......\n");
+ timeout = wait_event_timeout(wait_q,
+ (acb->acb_flags & ACB_F_BUS_RESET)
+ == 0, 220 * HZ);
+ if (timeout) {
+ return SUCCESS;
+ }
+ }
+ acb->acb_flags |= ACB_F_BUS_RESET;
+ if (!arcmsr_iop_reset(acb)) {
+ struct MessageUnit_A __iomem *reg;
+ reg = acb->pmuA;
+ arcmsr_hardware_reset(acb);
+ acb->acb_flags &= ~ACB_F_IOP_INITED;
sleep_again:
- ssleep(ARCMSR_SLEEPTIME);
- if ((readl(&reg->outbound_msgaddr1) & ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK) == 0) {
- printk(KERN_ERR "arcmsr%d: waiting for hw bus reset return, retry=%d\n", acb->host->host_no,
retry_count);
- if (retry_count > ARCMSR_RETRYCOUNT) {
- acb->fw_flag = FW_DEADLOCK;
- printk(KERN_ERR "arcmsr%d: waiting for hw bus reset return, RETRY TERMINATED!!\n",
acb->host->host_no);
- return FAILED;
- }
- retry_count++;
- goto sleep_again;
+ ssleep(ARCMSR_SLEEPTIME);
+ if ((readl(&reg->outbound_msgaddr1) &
+ ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK) == 0) {
+ printk(KERN_ERR "arcmsr%d: waiting for"
+ " hw bus reset return, retry=%d\n",
+ acb->host->host_no, retry_count);
+ if (retry_count > ARCMSR_RETRYCOUNT) {
+ acb->fw_flag = FW_DEADLOCK;
+ printk(KERN_ERR "arcmsr%d: waiting"
+ "for hw bus reset return,"
+ "RETRY TERMINATED!!\n",
+ acb->host->host_no);
+ return FAILED;
}
- acb->acb_flags |= ACB_F_IOP_INITED;
- /* disable all outbound interrupt */
- intmask_org = arcmsr_disable_outbound_ints(acb);
- arcmsr_get_firmware_spec(acb);
- arcmsr_start_adapter_bgrb(acb);
- /* clear Qbuffer if door bell ringed */
- outbound_doorbell = readl(&reg->outbound_doorbell);
- writel(outbound_doorbell, &reg->outbound_doorbell); /*clear interrupt */
- writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK, &reg->inbound_doorbell);
- /* enable outbound Post Queue,outbound doorbell Interrupt */
- arcmsr_enable_outbound_ints(acb, intmask_org);
- atomic_set(&acb->rq_map_token, 16);
- atomic_set(&acb->ante_token_value, 16);
- acb->fw_flag = FW_NORMAL;
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
- acb->acb_flags &= ~ACB_F_BUS_RESET;
- rtn = SUCCESS;
- printk(KERN_ERR "arcmsr: scsi bus reset eh returns with success\n");
- } else {
- acb->acb_flags &= ~ACB_F_BUS_RESET;
- atomic_set(&acb->rq_map_token, 16);
- atomic_set(&acb->ante_token_value, 16);
- acb->fw_flag = FW_NORMAL;
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
- rtn = SUCCESS;
+ retry_count++;
+ goto sleep_again;
}
- break;
+ acb->acb_flags |= ACB_F_IOP_INITED;
+ /* disable all outbound interrupt */
+ intmask_org = arcmsr_disable_outbound_ints(acb);
+ arcmsr_get_firmware_spec(acb);
+ arcmsr_start_adapter_bgrb(acb);
+ /* clear Qbuffer if door bell ringed */
+ outbound_doorbell = readl(&reg->outbound_doorbell);
+ writel(outbound_doorbell, &reg->outbound_doorbell);
+ writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK,
+ &reg->inbound_doorbell);
+ arcmsr_enable_outbound_ints(acb, intmask_org);
+ atomic_set(&acb->rq_map_token, 16);
+ atomic_set(&acb->ante_token_value, 16);
+ acb->fw_flag = FW_NORMAL;
+ mod_timer(&acb->eternal_timer, jiffies +
+ msecs_to_jiffies(6 * HZ));
+ acb->acb_flags &= ~ACB_F_BUS_RESET;
+ rtn = SUCCESS;
+ printk(KERN_ERR "arcmsr: scsi bus reset eh"
+ "returns with success\n");
+ } else {
+ acb->acb_flags &= ~ACB_F_BUS_RESET;
+ atomic_set(&acb->rq_map_token, 16);
+ atomic_set(&acb->ante_token_value, 16);
+ acb->fw_flag = FW_NORMAL;
+ mod_timer(&acb->eternal_timer,
+ jiffies + msecs_to_jiffies(6 * HZ));
+ rtn = SUCCESS;
}
- case ACB_ADAPTER_TYPE_B:{
- acb->acb_flags |= ACB_F_BUS_RESET;
- if (!arcmsr_iop_reset(acb)) {
- acb->acb_flags &= ~ACB_F_BUS_RESET;
- rtn = FAILED;
- } else {
- acb->acb_flags &= ~ACB_F_BUS_RESET;
- atomic_set(&acb->rq_map_token, 16);
- atomic_set(&acb->ante_token_value, 16);
- acb->fw_flag = FW_NORMAL;
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
- rtn = SUCCESS;
- }
- break;
+ break;
+ }
+ case ACB_ADAPTER_TYPE_B: {
+ acb->acb_flags |= ACB_F_BUS_RESET;
+ if (!arcmsr_iop_reset(acb)) {
+ acb->acb_flags &= ~ACB_F_BUS_RESET;
+ rtn = FAILED;
+ } else {
+ acb->acb_flags &= ~ACB_F_BUS_RESET;
+ atomic_set(&acb->rq_map_token, 16);
+ atomic_set(&acb->ante_token_value, 16);
+ acb->fw_flag = FW_NORMAL;
+ mod_timer(&acb->eternal_timer,
+ jiffies + msecs_to_jiffies(6 * HZ));
+ rtn = SUCCESS;
}
- case ACB_ADAPTER_TYPE_C:{
- if (acb->acb_flags & ACB_F_BUS_RESET) {
- long timeout;
- printk(KERN_ERR "arcmsr: there is an bus reset eh proceeding.......\n");
- timeout = wait_event_timeout(wait_q, (acb->acb_flags & ACB_F_BUS_RESET) == 0, 220*HZ);
- if (timeout) {
- return SUCCESS;
- }
- }
- acb->acb_flags |= ACB_F_BUS_RESET;
- if (!arcmsr_iop_reset(acb)) {
- struct MessageUnit_C __iomem *reg;
- reg = acb->pmuC;
- arcmsr_hardware_reset(acb);
- acb->acb_flags &= ~ACB_F_IOP_INITED;
+ break;
+ }
+ case ACB_ADAPTER_TYPE_C: {
+ if (acb->acb_flags & ACB_F_BUS_RESET) {
+ long timeout;
+ printk(KERN_ERR "arcmsr: there is an bus"
+ "reset eh proceeding.......\n");
+ timeout = wait_event_timeout(wait_q,
+ (acb->acb_flags & ACB_F_BUS_RESET) == 0,
+ 220 * HZ);
+ if (timeout) {
+ return SUCCESS;
+ }
+ }
+ acb->acb_flags |= ACB_F_BUS_RESET;
+ if (!arcmsr_iop_reset(acb)) {
+ struct MessageUnit_C __iomem *reg;
+ reg = acb->pmuC;
+ arcmsr_hardware_reset(acb);
+ acb->acb_flags &= ~ACB_F_IOP_INITED;
sleep:
- ssleep(ARCMSR_SLEEPTIME);
- if ((readl(&reg->host_diagnostic) & 0x04) != 0) {
- printk(KERN_ERR "arcmsr%d: waiting for hw bus reset return, retry=%d\n", acb->host->host_no,
retry_count);
- if (retry_count > ARCMSR_RETRYCOUNT) {
- acb->fw_flag = FW_DEADLOCK;
- printk(KERN_ERR "arcmsr%d: waiting for hw bus reset return, RETRY TERMINATED!!\n",
acb->host->host_no);
- return FAILED;
- }
- retry_count++;
- goto sleep;
+ ssleep(ARCMSR_SLEEPTIME);
+ if ((readl(&reg->host_diagnostic) & 0x04) != 0) {
+ printk(KERN_ERR "arcmsr%d: waiting"
+ " for hw bus reset return, retry = %d\n",
+ acb->host->host_no, retry_count);
+ if (retry_count > ARCMSR_RETRYCOUNT) {
+ acb->fw_flag = FW_DEADLOCK;
+ printk(KERN_ERR "arcmsr%d:"
+ "waiting for hw bus reset return,"
+ "RETRY TERMINATED!!\n",
+ acb->host->host_no);
+ return FAILED;
}
- acb->acb_flags |= ACB_F_IOP_INITED;
- /* disable all outbound interrupt */
- intmask_org = arcmsr_disable_outbound_ints(acb);
- arcmsr_get_firmware_spec(acb);
- arcmsr_start_adapter_bgrb(acb);
- /* clear Qbuffer if door bell ringed */
- outbound_doorbell = readl(&reg->outbound_doorbell);
- writel(outbound_doorbell, &reg->outbound_doorbell_clear); /*clear interrupt */
- writel(ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK, &reg->inbound_doorbell);
- /* enable outbound Post Queue,outbound doorbell Interrupt */
- arcmsr_enable_outbound_ints(acb, intmask_org);
- atomic_set(&acb->rq_map_token, 16);
- atomic_set(&acb->ante_token_value, 16);
- acb->fw_flag = FW_NORMAL;
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
- acb->acb_flags &= ~ACB_F_BUS_RESET;
- rtn = SUCCESS;
- printk(KERN_ERR "arcmsr: scsi bus reset eh returns with success\n");
- } else {
- acb->acb_flags &= ~ACB_F_BUS_RESET;
- atomic_set(&acb->rq_map_token, 16);
- atomic_set(&acb->ante_token_value, 16);
- acb->fw_flag = FW_NORMAL;
- mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
- rtn = SUCCESS;
+ retry_count++;
+ goto sleep;
}
- break;
+ acb->acb_flags |= ACB_F_IOP_INITED;
+ /* disable all outbound interrupt */
+ intmask_org =
+ arcmsr_disable_outbound_ints(acb);
+ arcmsr_get_firmware_spec(acb);
+ arcmsr_start_adapter_bgrb(acb);
+ /* clear Qbuffer if door bell ringed */
+ outbound_doorbell =
+ readl(&reg->outbound_doorbell);
+ writel(outbound_doorbell,
+ &reg->outbound_doorbell_clear);
+ writel(ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK,
+ &reg->inbound_doorbell);
+ arcmsr_enable_outbound_ints(acb,
+ intmask_org);
+ atomic_set(&acb->rq_map_token, 16);
+ atomic_set(&acb->ante_token_value, 16);
+ acb->fw_flag = FW_NORMAL;
+ mod_timer(&acb->eternal_timer, jiffies +
+ msecs_to_jiffies(6 * HZ));
+ acb->acb_flags &= ~ACB_F_BUS_RESET;
+ rtn = SUCCESS;
+ printk(KERN_ERR "arcmsr: scsi bus reset"
+ "eh returns with success\n");
+ } else {
+ acb->acb_flags &= ~ACB_F_BUS_RESET;
+ atomic_set(&acb->rq_map_token, 16);
+ atomic_set(&acb->ante_token_value, 16);
+ acb->fw_flag = FW_NORMAL;
+ mod_timer(&acb->eternal_timer, jiffies +
+ msecs_to_jiffies(6 * HZ));
+ rtn = SUCCESS;
}
+ break;
+ }
}
return rtn;
}

-static int arcmsr_abort_one_cmd(struct AdapterControlBlock *acb,
+static int
+arcmsr_abort_one_cmd(struct AdapterControlBlock *acb,
struct CommandControlBlock *ccb)
{
int rtn;
@@ -3051,15 +3375,18 @@ static int arcmsr_abort_one_cmd(struct A
return rtn;
}

-static int arcmsr_abort(struct scsi_cmnd *cmd)
+static int
+arcmsr_abort(struct scsi_cmnd *cmd)
{
- struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *)cmd->device->host->hostdata;
+ struct AdapterControlBlock *acb =(struct AdapterControlBlock *)
+ cmd->device->host->hostdata;
int i = 0;
int rtn = FAILED;
printk(KERN_NOTICE
- "arcmsr%d: abort device command of scsi id = %d lun = %d \n",
- acb->host->host_no, cmd->device->id, cmd->device->lun);
+ "arcmsr%d: abort device command of"
+ "scsi id = %d lun = %d \n",
+ acb->host->host_no,
+ cmd->device->id, cmd->device->lun);
acb->acb_flags |= ACB_F_ABORT;
acb->num_aborts++;
/*
@@ -3073,7 +3400,8 @@ static int arcmsr_abort(struct scsi_cmnd

for (i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++) {
struct CommandControlBlock *ccb = acb->pccb_pool[i];
- if (ccb->startdone == ARCMSR_CCB_START && ccb->pcmd == cmd) {
+ if (ccb->startdone == ARCMSR_CCB_START &&
+ ccb->pcmd == cmd) {
ccb->startdone = ARCMSR_CCB_ABORTED;
rtn = arcmsr_abort_one_cmd(acb, ccb);
break;
@@ -3083,10 +3411,11 @@ static int arcmsr_abort(struct scsi_cmnd
return rtn;
}

-static const char *arcmsr_info(struct Scsi_Host *host)
+static const char
+*arcmsr_info(struct Scsi_Host *host)
{
struct AdapterControlBlock *acb =
- (struct AdapterControlBlock *) host->hostdata;
+ (struct AdapterControlBlock *)host->hostdata;
static char buf[256];
char *type;
int raid6 = 1;
@@ -3125,3 +3454,4 @@ static const char *arcmsr_info(struct Sc
ARCMSR_DRIVER_VERSION);
return buf;
}
+

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