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Diffstat (limited to 'drivers/scsi/aacraid/aachba.c')
-rw-r--r--drivers/scsi/aacraid/aachba.c1335
1 files changed, 990 insertions, 345 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index 1ee7c654f7b8..e3e93def722b 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -6,7 +6,8 @@
* Adaptec aacraid device driver for Linux.
*
* Copyright (c) 2000-2010 Adaptec, Inc.
- * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com)
+ * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com)
+ * 2016-2017 Microsemi Corp. (aacraid@microsemi.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -22,6 +23,11 @@
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
+ * Module Name:
+ * aachba.c
+ *
+ * Abstract: Contains Interfaces to manage IOs.
+ *
*/
#include <linux/kernel.h>
@@ -62,6 +68,7 @@
#define SENCODE_END_OF_DATA 0x00
#define SENCODE_BECOMING_READY 0x04
#define SENCODE_INIT_CMD_REQUIRED 0x04
+#define SENCODE_UNRECOVERED_READ_ERROR 0x11
#define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A
#define SENCODE_INVALID_COMMAND 0x20
#define SENCODE_LBA_OUT_OF_RANGE 0x21
@@ -106,6 +113,8 @@
#define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00
#define ASENCODE_OVERLAPPED_COMMAND 0x00
+#define AAC_STAT_GOOD (DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD)
+
#define BYTE0(x) (unsigned char)(x)
#define BYTE1(x) (unsigned char)((x) >> 8)
#define BYTE2(x) (unsigned char)((x) >> 16)
@@ -164,46 +173,56 @@ struct inquiry_data {
};
/* Added for VPD 0x83 */
-typedef struct {
- u8 CodeSet:4; /* VPD_CODE_SET */
- u8 Reserved:4;
- u8 IdentifierType:4; /* VPD_IDENTIFIER_TYPE */
- u8 Reserved2:4;
- u8 Reserved3;
- u8 IdentifierLength;
- u8 VendId[8];
- u8 ProductId[16];
- u8 SerialNumber[8]; /* SN in ASCII */
-
-} TVPD_ID_Descriptor_Type_1;
+struct tvpd_id_descriptor_type_1 {
+ u8 codeset:4; /* VPD_CODE_SET */
+ u8 reserved:4;
+ u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */
+ u8 reserved2:4;
+ u8 reserved3;
+ u8 identifierlength;
+ u8 venid[8];
+ u8 productid[16];
+ u8 serialnumber[8]; /* SN in ASCII */
-typedef struct {
- u8 CodeSet:4; /* VPD_CODE_SET */
- u8 Reserved:4;
- u8 IdentifierType:4; /* VPD_IDENTIFIER_TYPE */
- u8 Reserved2:4;
- u8 Reserved3;
- u8 IdentifierLength;
- struct TEU64Id {
+};
+
+struct tvpd_id_descriptor_type_2 {
+ u8 codeset:4; /* VPD_CODE_SET */
+ u8 reserved:4;
+ u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */
+ u8 reserved2:4;
+ u8 reserved3;
+ u8 identifierlength;
+ struct teu64id {
u32 Serial;
/* The serial number supposed to be 40 bits,
* bit we only support 32, so make the last byte zero. */
- u8 Reserved;
- u8 VendId[3];
- } EU64Id;
+ u8 reserved;
+ u8 venid[3];
+ } eu64id;
-} TVPD_ID_Descriptor_Type_2;
+};
-typedef struct {
+struct tvpd_id_descriptor_type_3 {
+ u8 codeset : 4; /* VPD_CODE_SET */
+ u8 reserved : 4;
+ u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */
+ u8 reserved2 : 4;
+ u8 reserved3;
+ u8 identifierlength;
+ u8 Identifier[16];
+};
+
+struct tvpd_page83 {
u8 DeviceType:5;
u8 DeviceTypeQualifier:3;
u8 PageCode;
- u8 Reserved;
+ u8 reserved;
u8 PageLength;
- TVPD_ID_Descriptor_Type_1 IdDescriptorType1;
- TVPD_ID_Descriptor_Type_2 IdDescriptorType2;
-
-} TVPD_Page83;
+ struct tvpd_id_descriptor_type_1 type1;
+ struct tvpd_id_descriptor_type_2 type2;
+ struct tvpd_id_descriptor_type_3 type3;
+};
/*
* M O D U L E G L O B A L S
@@ -214,9 +233,13 @@ static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg);
static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg);
static long aac_build_sgraw2(struct scsi_cmnd *scsicmd,
struct aac_raw_io2 *rio2, int sg_max);
+static long aac_build_sghba(struct scsi_cmnd *scsicmd,
+ struct aac_hba_cmd_req *hbacmd,
+ int sg_max, u64 sg_address);
static int aac_convert_sgraw2(struct aac_raw_io2 *rio2,
int pages, int nseg, int nseg_new);
static int aac_send_srb_fib(struct scsi_cmnd* scsicmd);
+static int aac_send_hba_fib(struct scsi_cmnd *scsicmd);
#ifdef AAC_DETAILED_STATUS_INFO
static char *aac_get_status_string(u32 status);
#endif
@@ -271,6 +294,10 @@ MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for"
"deregistering them. This is typically adjusted for heavily burdened"
" systems.");
+int aac_fib_dump;
+module_param(aac_fib_dump, int, 0644);
+MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on");
+
int numacb = -1;
module_param(numacb, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control"
@@ -288,7 +315,7 @@ module_param(update_interval, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync"
" updates issued to adapter.");
-int check_interval = 24 * 60 * 60;
+int check_interval = 60;
module_param(check_interval, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health"
" checks.");
@@ -327,7 +354,7 @@ static inline int aac_valid_context(struct scsi_cmnd *scsicmd,
}
scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL;
device = scsicmd->device;
- if (unlikely(!device || !scsi_device_online(device))) {
+ if (unlikely(!device)) {
dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n"));
aac_fib_complete(fibptr);
return 0;
@@ -460,7 +487,7 @@ int aac_get_containers(struct aac_dev *dev)
if (status >= 0) {
dresp = (struct aac_get_container_count_resp *)fib_data(fibptr);
maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries);
- if (fibptr->dev->supplement_adapter_info.SupportedOptions2 &
+ if (fibptr->dev->supplement_adapter_info.supported_options2 &
AAC_OPTION_SUPPORTED_240_VOLUMES) {
maximum_num_containers =
le32_to_cpu(dresp->MaxSimpleVolumes);
@@ -473,16 +500,26 @@ int aac_get_containers(struct aac_dev *dev)
if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS)
maximum_num_containers = MAXIMUM_NUM_CONTAINERS;
- fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers,
- GFP_KERNEL);
- if (!fsa_dev_ptr)
- return -ENOMEM;
+ if (dev->fsa_dev == NULL ||
+ dev->maximum_num_containers != maximum_num_containers) {
+
+ fsa_dev_ptr = dev->fsa_dev;
+
+ dev->fsa_dev = kcalloc(maximum_num_containers,
+ sizeof(*fsa_dev_ptr), GFP_KERNEL);
- dev->fsa_dev = fsa_dev_ptr;
- dev->maximum_num_containers = maximum_num_containers;
+ kfree(fsa_dev_ptr);
+ fsa_dev_ptr = NULL;
- for (index = 0; index < dev->maximum_num_containers; ) {
- fsa_dev_ptr[index].devname[0] = '\0';
+
+ if (!dev->fsa_dev)
+ return -ENOMEM;
+
+ dev->maximum_num_containers = maximum_num_containers;
+ }
+ for (index = 0; index < dev->maximum_num_containers; index++) {
+ dev->fsa_dev[index].devname[0] = '\0';
+ dev->fsa_dev[index].valid = 0;
status = aac_probe_container(dev, index);
@@ -490,12 +527,6 @@ int aac_get_containers(struct aac_dev *dev)
printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n");
break;
}
-
- /*
- * If there are no more containers, then stop asking.
- */
- if (++index >= status)
- break;
}
return status;
}
@@ -602,6 +633,7 @@ static void _aac_probe_container2(void * context, struct fib * fibptr)
struct fsa_dev_info *fsa_dev_ptr;
int (*callback)(struct scsi_cmnd *);
struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context;
+ int i;
if (!aac_valid_context(scsicmd, fibptr))
@@ -611,19 +643,26 @@ static void _aac_probe_container2(void * context, struct fib * fibptr)
fsa_dev_ptr = fibptr->dev->fsa_dev;
if (fsa_dev_ptr) {
struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr);
+ __le32 sup_options2;
+
fsa_dev_ptr += scmd_id(scsicmd);
+ sup_options2 =
+ fibptr->dev->supplement_adapter_info.supported_options2;
if ((le32_to_cpu(dresp->status) == ST_OK) &&
(le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) &&
(le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) {
- if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 &
- AAC_OPTION_VARIABLE_BLOCK_SIZE)) {
+ if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) {
dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200;
fsa_dev_ptr->block_size = 0x200;
} else {
fsa_dev_ptr->block_size =
le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size);
}
+ for (i = 0; i < 16; i++)
+ fsa_dev_ptr->identifier[i] =
+ dresp->mnt[0].fileinfo.bdevinfo
+ .identifier[i];
fsa_dev_ptr->valid = 1;
/* sense_key holds the current state of the spin-up */
if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY))
@@ -656,7 +695,7 @@ static void _aac_probe_container1(void * context, struct fib * fibptr)
int status;
dresp = (struct aac_mount *) fib_data(fibptr);
- if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 &
+ if (!(fibptr->dev->supplement_adapter_info.supported_options2 &
AAC_OPTION_VARIABLE_BLOCK_SIZE))
dresp->mnt[0].capacityhigh = 0;
if ((le32_to_cpu(dresp->status) != ST_OK) ||
@@ -673,7 +712,7 @@ static void _aac_probe_container1(void * context, struct fib * fibptr)
dinfo = (struct aac_query_mount *)fib_data(fibptr);
- if (fibptr->dev->supplement_adapter_info.SupportedOptions2 &
+ if (fibptr->dev->supplement_adapter_info.supported_options2 &
AAC_OPTION_VARIABLE_BLOCK_SIZE)
dinfo->command = cpu_to_le32(VM_NameServeAllBlk);
else
@@ -713,7 +752,7 @@ static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(stru
dinfo = (struct aac_query_mount *)fib_data(fibptr);
- if (fibptr->dev->supplement_adapter_info.SupportedOptions2 &
+ if (fibptr->dev->supplement_adapter_info.supported_options2 &
AAC_OPTION_VARIABLE_BLOCK_SIZE)
dinfo->command = cpu_to_le32(VM_NameServeAllBlk);
else
@@ -864,12 +903,14 @@ char * get_container_type(unsigned tindex)
static void setinqstr(struct aac_dev *dev, void *data, int tindex)
{
struct scsi_inq *str;
+ struct aac_supplement_adapter_info *sup_adap_info;
+ sup_adap_info = &dev->supplement_adapter_info;
str = (struct scsi_inq *)(data); /* cast data to scsi inq block */
memset(str, ' ', sizeof(*str));
- if (dev->supplement_adapter_info.AdapterTypeText[0]) {
- char * cp = dev->supplement_adapter_info.AdapterTypeText;
+ if (sup_adap_info->adapter_type_text[0]) {
+ char *cp = sup_adap_info->adapter_type_text;
int c;
if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C'))
inqstrcpy("SMC", str->vid);
@@ -879,8 +920,7 @@ static void setinqstr(struct aac_dev *dev, void *data, int tindex)
++cp;
c = *cp;
*cp = '\0';
- inqstrcpy (dev->supplement_adapter_info.AdapterTypeText,
- str->vid);
+ inqstrcpy(sup_adap_info->adapter_type_text, str->vid);
*cp = c;
while (*cp && *cp != ' ')
++cp;
@@ -918,6 +958,28 @@ static void setinqstr(struct aac_dev *dev, void *data, int tindex)
inqstrcpy ("V1.0", str->prl);
}
+static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data,
+ struct aac_dev *dev, struct scsi_cmnd *scsicmd)
+{
+ int container;
+
+ vpdpage83data->type3.codeset = 1;
+ vpdpage83data->type3.identifiertype = 3;
+ vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3)
+ - 4;
+
+ for (container = 0; container < dev->maximum_num_containers;
+ container++) {
+
+ if (scmd_id(scsicmd) == container) {
+ memcpy(vpdpage83data->type3.Identifier,
+ dev->fsa_dev[container].identifier,
+ 16);
+ break;
+ }
+ }
+}
+
static void get_container_serial_callback(void *context, struct fib * fibptr)
{
struct aac_get_serial_resp * get_serial_reply;
@@ -935,39 +997,47 @@ static void get_container_serial_callback(void *context, struct fib * fibptr)
/*Check to see if it's for VPD 0x83 or 0x80 */
if (scsicmd->cmnd[2] == 0x83) {
/* vpd page 0x83 - Device Identification Page */
+ struct aac_dev *dev;
int i;
- TVPD_Page83 VPDPage83Data;
+ struct tvpd_page83 vpdpage83data;
+
+ dev = (struct aac_dev *)scsicmd->device->host->hostdata;
- memset(((u8 *)&VPDPage83Data), 0,
- sizeof(VPDPage83Data));
+ memset(((u8 *)&vpdpage83data), 0,
+ sizeof(vpdpage83data));
/* DIRECT_ACCESS_DEVIC */
- VPDPage83Data.DeviceType = 0;
+ vpdpage83data.DeviceType = 0;
/* DEVICE_CONNECTED */
- VPDPage83Data.DeviceTypeQualifier = 0;
+ vpdpage83data.DeviceTypeQualifier = 0;
/* VPD_DEVICE_IDENTIFIERS */
- VPDPage83Data.PageCode = 0x83;
- VPDPage83Data.Reserved = 0;
- VPDPage83Data.PageLength =
- sizeof(VPDPage83Data.IdDescriptorType1) +
- sizeof(VPDPage83Data.IdDescriptorType2);
+ vpdpage83data.PageCode = 0x83;
+ vpdpage83data.reserved = 0;
+ vpdpage83data.PageLength =
+ sizeof(vpdpage83data.type1) +
+ sizeof(vpdpage83data.type2);
+
+ /* VPD 83 Type 3 is not supported for ARC */
+ if (dev->sa_firmware)
+ vpdpage83data.PageLength +=
+ sizeof(vpdpage83data.type3);
/* T10 Vendor Identifier Field Format */
- /* VpdCodeSetAscii */
- VPDPage83Data.IdDescriptorType1.CodeSet = 2;
+ /* VpdcodesetAscii */
+ vpdpage83data.type1.codeset = 2;
/* VpdIdentifierTypeVendorId */
- VPDPage83Data.IdDescriptorType1.IdentifierType = 1;
- VPDPage83Data.IdDescriptorType1.IdentifierLength =
- sizeof(VPDPage83Data.IdDescriptorType1) - 4;
+ vpdpage83data.type1.identifiertype = 1;
+ vpdpage83data.type1.identifierlength =
+ sizeof(vpdpage83data.type1) - 4;
/* "ADAPTEC " for adaptec */
- memcpy(VPDPage83Data.IdDescriptorType1.VendId,
+ memcpy(vpdpage83data.type1.venid,
"ADAPTEC ",
- sizeof(VPDPage83Data.IdDescriptorType1.VendId));
- memcpy(VPDPage83Data.IdDescriptorType1.ProductId,
+ sizeof(vpdpage83data.type1.venid));
+ memcpy(vpdpage83data.type1.productid,
"ARRAY ",
sizeof(
- VPDPage83Data.IdDescriptorType1.ProductId));
+ vpdpage83data.type1.productid));
/* Convert to ascii based serial number.
* The LSB is the the end.
@@ -976,32 +1046,41 @@ static void get_container_serial_callback(void *context, struct fib * fibptr)
u8 temp =
(u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF);
if (temp > 0x9) {
- VPDPage83Data.IdDescriptorType1.SerialNumber[i] =
+ vpdpage83data.type1.serialnumber[i] =
'A' + (temp - 0xA);
} else {
- VPDPage83Data.IdDescriptorType1.SerialNumber[i] =
+ vpdpage83data.type1.serialnumber[i] =
'0' + temp;
}
}
/* VpdCodeSetBinary */
- VPDPage83Data.IdDescriptorType2.CodeSet = 1;
- /* VpdIdentifierTypeEUI64 */
- VPDPage83Data.IdDescriptorType2.IdentifierType = 2;
- VPDPage83Data.IdDescriptorType2.IdentifierLength =
- sizeof(VPDPage83Data.IdDescriptorType2) - 4;
+ vpdpage83data.type2.codeset = 1;
+ /* VpdidentifiertypeEUI64 */
+ vpdpage83data.type2.identifiertype = 2;
+ vpdpage83data.type2.identifierlength =
+ sizeof(vpdpage83data.type2) - 4;
- VPDPage83Data.IdDescriptorType2.EU64Id.VendId[0] = 0xD0;
- VPDPage83Data.IdDescriptorType2.EU64Id.VendId[1] = 0;
- VPDPage83Data.IdDescriptorType2.EU64Id.VendId[2] = 0;
+ vpdpage83data.type2.eu64id.venid[0] = 0xD0;
+ vpdpage83data.type2.eu64id.venid[1] = 0;
+ vpdpage83data.type2.eu64id.venid[2] = 0;
- VPDPage83Data.IdDescriptorType2.EU64Id.Serial =
+ vpdpage83data.type2.eu64id.Serial =
get_serial_reply->uid;
- VPDPage83Data.IdDescriptorType2.EU64Id.Reserved = 0;
+ vpdpage83data.type2.eu64id.reserved = 0;
+
+ /*
+ * VpdIdentifierTypeFCPHName
+ * VPD 0x83 Type 3 not supported for ARC
+ */
+ if (dev->sa_firmware) {
+ build_vpd83_type3(&vpdpage83data,
+ dev, scsicmd);
+ }
/* Move the inquiry data to the response buffer. */
- scsi_sg_copy_from_buffer(scsicmd, &VPDPage83Data,
- sizeof(VPDPage83Data));
+ scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data,
+ sizeof(vpdpage83data));
} else {
/* It must be for VPD 0x80 */
char sp[13];
@@ -1144,7 +1223,9 @@ static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u3
long ret;
aac_fib_init(fib);
- if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 && !dev->sync_mode) {
+ if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 ||
+ dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) &&
+ !dev->sync_mode) {
struct aac_raw_io2 *readcmd2;
readcmd2 = (struct aac_raw_io2 *) fib_data(fib);
memset(readcmd2, 0, sizeof(struct aac_raw_io2));
@@ -1270,7 +1351,9 @@ static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u
long ret;
aac_fib_init(fib);
- if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 && !dev->sync_mode) {
+ if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 ||
+ dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) &&
+ !dev->sync_mode) {
struct aac_raw_io2 *writecmd2;
writecmd2 = (struct aac_raw_io2 *) fib_data(fib);
memset(writecmd2, 0, sizeof(struct aac_raw_io2));
@@ -1435,6 +1518,52 @@ static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd
return srbcmd;
}
+static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib,
+ struct scsi_cmnd *cmd)
+{
+ struct aac_hba_cmd_req *hbacmd;
+ struct aac_dev *dev;
+ int bus, target;
+ u64 address;
+
+ dev = (struct aac_dev *)cmd->device->host->hostdata;
+
+ hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va;
+ memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */
+ /* iu_type is a parameter of aac_hba_send */
+ switch (cmd->sc_data_direction) {
+ case DMA_TO_DEVICE:
+ hbacmd->byte1 = 2;
+ break;
+ case DMA_FROM_DEVICE:
+ case DMA_BIDIRECTIONAL:
+ hbacmd->byte1 = 1;
+ break;
+ case DMA_NONE:
+ default:
+ break;
+ }
+ hbacmd->lun[1] = cpu_to_le32(cmd->device->lun);
+
+ bus = aac_logical_to_phys(scmd_channel(cmd));
+ target = scmd_id(cmd);
+ hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus;
+
+ /* we fill in reply_qid later in aac_src_deliver_message */
+ /* we fill in iu_type, request_id later in aac_hba_send */
+ /* we fill in emb_data_desc_count later in aac_build_sghba */
+
+ memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len);
+ hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd));
+
+ address = (u64)fib->hw_error_pa;
+ hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32));
+ hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff));
+ hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE);
+
+ return hbacmd;
+}
+
static void aac_srb_callback(void *context, struct fib * fibptr);
static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd)
@@ -1505,11 +1634,243 @@ static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd)
return aac_scsi_32(fib, cmd);
}
+static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd)
+{
+ struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd);
+ struct aac_dev *dev;
+ long ret;
+
+ dev = (struct aac_dev *)cmd->device->host->hostdata;
+
+ ret = aac_build_sghba(cmd, hbacmd,
+ dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa);
+ if (ret < 0)
+ return ret;
+
+ /*
+ * Now send the HBA command to the adapter
+ */
+ fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) *
+ sizeof(struct aac_hba_sgl);
+
+ return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib,
+ (fib_callback) aac_hba_callback,
+ (void *) cmd);
+}
+
+int aac_issue_bmic_identify(struct aac_dev *dev, u32 bus, u32 target)
+{
+ struct fib *fibptr;
+ struct aac_srb *srbcmd;
+ struct sgmap64 *sg64;
+ struct aac_ciss_identify_pd *identify_resp;
+ dma_addr_t addr;
+ u32 vbus, vid;
+ u16 fibsize, datasize;
+ int rcode = -ENOMEM;
+
+
+ fibptr = aac_fib_alloc(dev);
+ if (!fibptr)
+ goto out;
+
+ fibsize = sizeof(struct aac_srb) -
+ sizeof(struct sgentry) + sizeof(struct sgentry64);
+ datasize = sizeof(struct aac_ciss_identify_pd);
+
+ identify_resp = pci_alloc_consistent(dev->pdev, datasize, &addr);
+
+ if (!identify_resp)
+ goto fib_free_ptr;
+
+ vbus = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_bus);
+ vid = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_target);
+
+ aac_fib_init(fibptr);
+
+ srbcmd = (struct aac_srb *) fib_data(fibptr);
+ srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi);
+ srbcmd->channel = cpu_to_le32(vbus);
+ srbcmd->id = cpu_to_le32(vid);
+ srbcmd->lun = 0;
+ srbcmd->flags = cpu_to_le32(SRB_DataIn);
+ srbcmd->timeout = cpu_to_le32(10);
+ srbcmd->retry_limit = 0;
+ srbcmd->cdb_size = cpu_to_le32(12);
+ srbcmd->count = cpu_to_le32(datasize);
+
+ memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb));
+ srbcmd->cdb[0] = 0x26;
+ srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF);
+ srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE;
+
+ sg64 = (struct sgmap64 *)&srbcmd->sg;
+ sg64->count = cpu_to_le32(1);
+ sg64->sg[0].addr[1] = cpu_to_le32((u32)(((addr) >> 16) >> 16));
+ sg64->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff));
+ sg64->sg[0].count = cpu_to_le32(datasize);
+
+ rcode = aac_fib_send(ScsiPortCommand64,
+ fibptr, fibsize, FsaNormal, 1, 1, NULL, NULL);
+
+ if (identify_resp->current_queue_depth_limit <= 0 ||
+ identify_resp->current_queue_depth_limit > 32)
+ dev->hba_map[bus][target].qd_limit = 32;
+ else
+ dev->hba_map[bus][target].qd_limit =
+ identify_resp->current_queue_depth_limit;
+
+ pci_free_consistent(dev->pdev, datasize, (void *)identify_resp, addr);
+
+ aac_fib_complete(fibptr);
+
+fib_free_ptr:
+ aac_fib_free(fibptr);
+out:
+ return rcode;
+}
+
+/**
+ * aac_update hba_map()- update current hba map with data from FW
+ * @dev: aac_dev structure
+ * @phys_luns: FW information from report phys luns
+ *
+ * Update our hba map with the information gathered from the FW
+ */
+void aac_update_hba_map(struct aac_dev *dev,
+ struct aac_ciss_phys_luns_resp *phys_luns, int rescan)
+{
+ /* ok and extended reporting */
+ u32 lun_count, nexus;
+ u32 i, bus, target;
+ u8 expose_flag, attribs;
+ u8 devtype;
+
+ lun_count = ((phys_luns->list_length[0] << 24)
+ + (phys_luns->list_length[1] << 16)
+ + (phys_luns->list_length[2] << 8)
+ + (phys_luns->list_length[3])) / 24;
+
+ for (i = 0; i < lun_count; ++i) {
+
+ bus = phys_luns->lun[i].level2[1] & 0x3f;
+ target = phys_luns->lun[i].level2[0];
+ expose_flag = phys_luns->lun[i].bus >> 6;
+ attribs = phys_luns->lun[i].node_ident[9];
+ nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]);
+
+ if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS)
+ continue;
+
+ dev->hba_map[bus][target].expose = expose_flag;
+
+ if (expose_flag != 0) {
+ devtype = AAC_DEVTYPE_RAID_MEMBER;
+ goto update_devtype;
+ }
+
+ if (nexus != 0 && (attribs & 8)) {
+ devtype = AAC_DEVTYPE_NATIVE_RAW;
+ dev->hba_map[bus][target].rmw_nexus =
+ nexus;
+ } else
+ devtype = AAC_DEVTYPE_ARC_RAW;
+
+ if (devtype != AAC_DEVTYPE_NATIVE_RAW)
+ goto update_devtype;
+
+ if (aac_issue_bmic_identify(dev, bus, target) < 0)
+ dev->hba_map[bus][target].qd_limit = 32;
+
+update_devtype:
+ if (rescan == AAC_INIT)
+ dev->hba_map[bus][target].devtype = devtype;
+ else
+ dev->hba_map[bus][target].new_devtype = devtype;
+ }
+}
+
+/**
+ * aac_report_phys_luns() Process topology change
+ * @dev: aac_dev structure
+ * @fibptr: fib pointer
+ *
+ * Execute a CISS REPORT PHYS LUNS and process the results into
+ * the current hba_map.
+ */
+int aac_report_phys_luns(struct aac_dev *dev, struct fib *fibptr, int rescan)
+{
+ int fibsize, datasize;
+ struct aac_ciss_phys_luns_resp *phys_luns;
+ struct aac_srb *srbcmd;
+ struct sgmap64 *sg64;
+ dma_addr_t addr;
+ u32 vbus, vid;
+ int rcode = 0;
+
+ /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */
+ fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry)
+ + sizeof(struct sgentry64);
+ datasize = sizeof(struct aac_ciss_phys_luns_resp)
+ + (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun);
+
+ phys_luns = (struct aac_ciss_phys_luns_resp *) pci_alloc_consistent(
+ dev->pdev, datasize, &addr);
+
+ if (phys_luns == NULL) {
+ rcode = -ENOMEM;
+ goto err_out;
+ }
+
+ vbus = (u32) le16_to_cpu(
+ dev->supplement_adapter_info.virt_device_bus);
+ vid = (u32) le16_to_cpu(
+ dev->supplement_adapter_info.virt_device_target);
+
+ aac_fib_init(fibptr);
+
+ srbcmd = (struct aac_srb *) fib_data(fibptr);
+ srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi);
+ srbcmd->channel = cpu_to_le32(vbus);
+ srbcmd->id = cpu_to_le32(vid);
+ srbcmd->lun = 0;
+ srbcmd->flags = cpu_to_le32(SRB_DataIn);
+ srbcmd->timeout = cpu_to_le32(10);
+ srbcmd->retry_limit = 0;
+ srbcmd->cdb_size = cpu_to_le32(12);
+ srbcmd->count = cpu_to_le32(datasize);
+
+ memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb));
+ srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS;
+ srbcmd->cdb[1] = 2; /* extended reporting */
+ srbcmd->cdb[8] = (u8)(datasize >> 8);
+ srbcmd->cdb[9] = (u8)(datasize);
+
+ sg64 = (struct sgmap64 *) &srbcmd->sg;
+ sg64->count = cpu_to_le32(1);
+ sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr));
+ sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr));
+ sg64->sg[0].count = cpu_to_le32(datasize);
+
+ rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize,
+ FsaNormal, 1, 1, NULL, NULL);
+
+ /* analyse data */
+ if (rcode >= 0 && phys_luns->resp_flag == 2) {
+ /* ok and extended reporting */
+ aac_update_hba_map(dev, phys_luns, rescan);
+ }
+
+ pci_free_consistent(dev->pdev, datasize, (void *) phys_luns, addr);
+err_out:
+ return rcode;
+}
+
int aac_get_adapter_info(struct aac_dev* dev)
{
struct fib* fibptr;
int rcode;
- u32 tmp;
+ u32 tmp, bus, target;
struct aac_adapter_info *info;
struct aac_bus_info *command;
struct aac_bus_info_response *bus_info;
@@ -1540,6 +1901,7 @@ int aac_get_adapter_info(struct aac_dev* dev)
}
memcpy(&dev->adapter_info, info, sizeof(*info));
+ dev->supplement_adapter_info.virt_device_bus = 0xffff;
if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) {
struct aac_supplement_adapter_info * sinfo;
@@ -1567,6 +1929,13 @@ int aac_get_adapter_info(struct aac_dev* dev)
}
+ /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */
+ for (bus = 0; bus < AAC_MAX_BUSES; bus++) {
+ for (target = 0; target < AAC_MAX_TARGETS; target++) {
+ dev->hba_map[bus][target].devtype = 0;
+ dev->hba_map[bus][target].qd_limit = 0;
+ }
+ }
/*
* GetBusInfo
@@ -1599,6 +1968,12 @@ int aac_get_adapter_info(struct aac_dev* dev)
dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount);
}
+ if (!dev->sync_mode && dev->sa_firmware &&
+ dev->supplement_adapter_info.virt_device_bus != 0xffff) {
+ /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */
+ rcode = aac_report_phys_luns(dev, fibptr, AAC_INIT);
+ }
+
if (!dev->in_reset) {
char buffer[16];
tmp = le32_to_cpu(dev->adapter_info.kernelrev);
@@ -1609,8 +1984,8 @@ int aac_get_adapter_info(struct aac_dev* dev)
(tmp>>16)&0xff,
tmp&0xff,
le32_to_cpu(dev->adapter_info.kernelbuild),
- (int)sizeof(dev->supplement_adapter_info.BuildDate),
- dev->supplement_adapter_info.BuildDate);
+ (int)sizeof(dev->supplement_adapter_info.build_date),
+ dev->supplement_adapter_info.build_date);
tmp = le32_to_cpu(dev->adapter_info.monitorrev);
printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n",
dev->name, dev->id,
@@ -1626,14 +2001,15 @@ int aac_get_adapter_info(struct aac_dev* dev)
shost_to_class(dev->scsi_host_ptr), buffer))
printk(KERN_INFO "%s%d: serial %s",
dev->name, dev->id, buffer);
- if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) {
+ if (dev->supplement_adapter_info.vpd_info.tsid[0]) {
printk(KERN_INFO "%s%d: TSID %.*s\n",
dev->name, dev->id,
- (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid),
- dev->supplement_adapter_info.VpdInfo.Tsid);
+ (int)sizeof(dev->supplement_adapter_info
+ .vpd_info.tsid),
+ dev->supplement_adapter_info.vpd_info.tsid);
}
if (!aac_check_reset || ((aac_check_reset == 1) &&
- (dev->supplement_adapter_info.SupportedOptions2 &
+ (dev->supplement_adapter_info.supported_options2 &
AAC_OPTION_IGNORE_RESET))) {
printk(KERN_INFO "%s%d: Reset Adapter Ignored\n",
dev->name, dev->id);
@@ -1641,7 +2017,7 @@ int aac_get_adapter_info(struct aac_dev* dev)
}
dev->cache_protected = 0;
- dev->jbod = ((dev->supplement_adapter_info.FeatureBits &
+ dev->jbod = ((dev->supplement_adapter_info.feature_bits &
AAC_FEATURE_JBOD) != 0);
dev->nondasd_support = 0;
dev->raid_scsi_mode = 0;
@@ -1765,6 +2141,11 @@ int aac_get_adapter_info(struct aac_dev* dev)
(dev->scsi_host_ptr->sg_tablesize * 8) + 112;
}
}
+ if (!dev->sync_mode && dev->sa_firmware &&
+ dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE)
+ dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize =
+ HBA_MAX_SG_SEPARATE;
+
/* FIB should be freed only after getting the response from the F/W */
if (rcode != -ERESTARTSYS) {
aac_fib_complete(fibptr);
@@ -1845,6 +2226,15 @@ static void io_callback(void *context, struct fib * fibptr)
min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data),
SCSI_SENSE_BUFFERSIZE));
break;
+ case ST_MEDERR:
+ scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 |
+ SAM_STAT_CHECK_CONDITION;
+ set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR,
+ SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0);
+ memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data,
+ min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data),
+ SCSI_SENSE_BUFFERSIZE));
+ break;
default:
#ifdef AAC_DETAILED_STATUS_INFO
printk(KERN_WARNING "io_callback: io failed, status = %d\n",
@@ -2250,7 +2640,7 @@ static int aac_start_stop(struct scsi_cmnd *scsicmd)
struct scsi_device *sdev = scsicmd->device;
struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata;
- if (!(aac->supplement_adapter_info.SupportedOptions2 &
+ if (!(aac->supplement_adapter_info.supported_options2 &
AAC_OPTION_POWER_MANAGEMENT)) {
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 |
SAM_STAT_GOOD;
@@ -2312,7 +2702,7 @@ static int aac_start_stop(struct scsi_cmnd *scsicmd)
int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
{
- u32 cid;
+ u32 cid, bus;
struct Scsi_Host *host = scsicmd->device->host;
struct aac_dev *dev = (struct aac_dev *)host->hostdata;
struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev;
@@ -2330,8 +2720,7 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
if((cid >= dev->maximum_num_containers) ||
(scsicmd->device->lun != 0)) {
scsicmd->result = DID_NO_CONNECT << 16;
- scsicmd->scsi_done(scsicmd);
- return 0;
+ goto scsi_done_ret;
}
/*
@@ -2359,15 +2748,30 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
}
}
} else { /* check for physical non-dasd devices */
- if (dev->nondasd_support || expose_physicals ||
- dev->jbod) {
+ bus = aac_logical_to_phys(scmd_channel(scsicmd));
+ if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS &&
+ (dev->hba_map[bus][cid].expose
+ == AAC_HIDE_DISK)){
+ if (scsicmd->cmnd[0] == INQUIRY) {
+ scsicmd->result = DID_NO_CONNECT << 16;
+ goto scsi_done_ret;
+ }
+ }
+
+ if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS &&
+ dev->hba_map[bus][cid].devtype
+ == AAC_DEVTYPE_NATIVE_RAW) {
+ if (dev->in_reset)
+ return -1;
+ return aac_send_hba_fib(scsicmd);
+ } else if (dev->nondasd_support || expose_physicals ||
+ dev->jbod) {
if (dev->in_reset)
return -1;
return aac_send_srb_fib(scsicmd);
} else {
scsicmd->result = DID_NO_CONNECT << 16;
- scsicmd->scsi_done(scsicmd);
- return 0;
+ goto scsi_done_ret;
}
}
}
@@ -2385,13 +2789,34 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data,
min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data),
SCSI_SENSE_BUFFERSIZE));
- scsicmd->scsi_done(scsicmd);
- return 0;
+ goto scsi_done_ret;
}
-
- /* Handle commands here that don't really require going out to the adapter */
switch (scsicmd->cmnd[0]) {
+ case READ_6:
+ case READ_10:
+ case READ_12:
+ case READ_16:
+ if (dev->in_reset)
+ return -1;
+ return aac_read(scsicmd);
+
+ case WRITE_6:
+ case WRITE_10:
+ case WRITE_12:
+ case WRITE_16:
+ if (dev->in_reset)
+ return -1;
+ return aac_write(scsicmd);
+
+ case SYNCHRONIZE_CACHE:
+ if (((aac_cache & 6) == 6) && dev->cache_protected) {
+ scsicmd->result = AAC_STAT_GOOD;
+ break;
+ }
+ /* Issue FIB to tell Firmware to flush it's cache */
+ if ((aac_cache & 6) != 2)
+ return aac_synchronize(scsicmd);
case INQUIRY:
{
struct inquiry_data inq_data;
@@ -2414,8 +2839,7 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
arr[1] = scsicmd->cmnd[2];
scsi_sg_copy_from_buffer(scsicmd, &inq_data,
sizeof(inq_data));
- scsicmd->result = DID_OK << 16 |
- COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
+ scsicmd->result = AAC_STAT_GOOD;
} else if (scsicmd->cmnd[2] == 0x80) {
/* unit serial number page */
arr[3] = setinqserial(dev, &arr[4],
@@ -2426,8 +2850,7 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
if (aac_wwn != 2)
return aac_get_container_serial(
scsicmd);
- scsicmd->result = DID_OK << 16 |
- COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
+ scsicmd->result = AAC_STAT_GOOD;
} else if (scsicmd->cmnd[2] == 0x83) {
/* vpd page 0x83 - Device Identification Page */
char *sno = (char *)&inq_data;
@@ -2436,8 +2859,7 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
if (aac_wwn != 2)
return aac_get_container_serial(
scsicmd);
- scsicmd->result = DID_OK << 16 |
- COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
+ scsicmd->result = AAC_STAT_GOOD;
} else {
/* vpd page not implemented */
scsicmd->result = DID_OK << 16 |
@@ -2452,8 +2874,7 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
sizeof(dev->fsa_dev[cid].sense_data),
SCSI_SENSE_BUFFERSIZE));
}
- scsicmd->scsi_done(scsicmd);
- return 0;
+ break;
}
inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */
inq_data.inqd_rdf = 2; /* A response data format value of two indicates that the data shall be in the format specified in SCSI-2 */
@@ -2469,9 +2890,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */
scsi_sg_copy_from_buffer(scsicmd, &inq_data,
sizeof(inq_data));
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
- scsicmd->scsi_done(scsicmd);
- return 0;
+ scsicmd->result = AAC_STAT_GOOD;
+ break;
}
if (dev->in_reset)
return -1;
@@ -2519,10 +2939,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
/* Do not cache partition table for arrays */
scsicmd->device->removable = 1;
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
- scsicmd->scsi_done(scsicmd);
-
- return 0;
+ scsicmd->result = AAC_STAT_GOOD;
+ break;
}
case READ_CAPACITY:
@@ -2547,11 +2965,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp));
/* Do not cache partition table for arrays */
scsicmd->device->removable = 1;
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 |
- SAM_STAT_GOOD;
- scsicmd->scsi_done(scsicmd);
-
- return 0;
+ scsicmd->result = AAC_STAT_GOOD;
+ break;
}
case MODE_SENSE:
@@ -2629,10 +3044,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
scsi_sg_copy_from_buffer(scsicmd,
(char *)&mpd,
mode_buf_length);
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
- scsicmd->scsi_done(scsicmd);
-
- return 0;
+ scsicmd->result = AAC_STAT_GOOD;
+ break;
}
case MODE_SENSE_10:
{
@@ -2708,18 +3121,17 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
(char *)&mpd10,
mode_buf_length);
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
- scsicmd->scsi_done(scsicmd);
-
- return 0;
+ scsicmd->result = AAC_STAT_GOOD;
+ break;
}
case REQUEST_SENSE:
dprintk((KERN_DEBUG "REQUEST SENSE command.\n"));
- memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data));
- memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data));
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
- scsicmd->scsi_done(scsicmd);
- return 0;
+ memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data,
+ sizeof(struct sense_data));
+ memset(&dev->fsa_dev[cid].sense_data, 0,
+ sizeof(struct sense_data));
+ scsicmd->result = AAC_STAT_GOOD;
+ break;
case ALLOW_MEDIUM_REMOVAL:
dprintk((KERN_DEBUG "LOCK command.\n"));
@@ -2728,9 +3140,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
else
fsa_dev_ptr[cid].locked = 0;
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
- scsicmd->scsi_done(scsicmd);
- return 0;
+ scsicmd->result = AAC_STAT_GOOD;
+ break;
/*
* These commands are all No-Ops
*/
@@ -2746,80 +3157,41 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
min_t(size_t,
sizeof(dev->fsa_dev[cid].sense_data),
SCSI_SENSE_BUFFERSIZE));
- scsicmd->scsi_done(scsicmd);
- return 0;
+ break;
}
- /* FALLTHRU */
case RESERVE:
case RELEASE:
case REZERO_UNIT:
case REASSIGN_BLOCKS:
case SEEK_10:
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
- scsicmd->scsi_done(scsicmd);
- return 0;
+ scsicmd->result = AAC_STAT_GOOD;
+ break;
case START_STOP:
return aac_start_stop(scsicmd);
- }
-
- switch (scsicmd->cmnd[0])
- {
- case READ_6:
- case READ_10:
- case READ_12:
- case READ_16:
- if (dev->in_reset)
- return -1;
- /*
- * Hack to keep track of ordinal number of the device that
- * corresponds to a container. Needed to convert
- * containers to /dev/sd device names
- */
- if (scsicmd->request->rq_disk)
- strlcpy(fsa_dev_ptr[cid].devname,
- scsicmd->request->rq_disk->disk_name,
- min(sizeof(fsa_dev_ptr[cid].devname),
- sizeof(scsicmd->request->rq_disk->disk_name) + 1));
-
- return aac_read(scsicmd);
-
- case WRITE_6:
- case WRITE_10:
- case WRITE_12:
- case WRITE_16:
- if (dev->in_reset)
- return -1;
- return aac_write(scsicmd);
-
- case SYNCHRONIZE_CACHE:
- if (((aac_cache & 6) == 6) && dev->cache_protected) {
- scsicmd->result = DID_OK << 16 |
- COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
- scsicmd->scsi_done(scsicmd);
- return 0;
- }
- /* Issue FIB to tell Firmware to flush it's cache */
- if ((aac_cache & 6) != 2)
- return aac_synchronize(scsicmd);
- /* FALLTHRU */
- default:
- /*
- * Unhandled commands
- */
- dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0]));
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION;
- set_sense(&dev->fsa_dev[cid].sense_data,
+ /* FALLTHRU */
+ default:
+ /*
+ * Unhandled commands
+ */
+ dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n",
+ scsicmd->cmnd[0]));
+ scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 |
+ SAM_STAT_CHECK_CONDITION;
+ set_sense(&dev->fsa_dev[cid].sense_data,
ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND,
ASENCODE_INVALID_COMMAND, 0, 0);
- memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data,
+ memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data,
min_t(size_t,
sizeof(dev->fsa_dev[cid].sense_data),
SCSI_SENSE_BUFFERSIZE));
- scsicmd->scsi_done(scsicmd);
- return 0;
}
+
+scsi_done_ret:
+
+ scsicmd->scsi_done(scsicmd);
+ return 0;
}
static int query_disk(struct aac_dev *dev, void __user *arg)
@@ -2954,16 +3326,11 @@ static void aac_srb_callback(void *context, struct fib * fibptr)
return;
BUG_ON(fibptr == NULL);
- dev = fibptr->dev;
- scsi_dma_unmap(scsicmd);
-
- /* expose physical device if expose_physicald flag is on */
- if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01)
- && expose_physicals > 0)
- aac_expose_phy_device(scsicmd);
+ dev = fibptr->dev;
srbreply = (struct aac_srb_reply *) fib_data(fibptr);
+
scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */
if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) {
@@ -2976,158 +3343,176 @@ static void aac_srb_callback(void *context, struct fib * fibptr)
*/
scsi_set_resid(scsicmd, scsi_bufflen(scsicmd)
- le32_to_cpu(srbreply->data_xfer_length));
- /*
- * First check the fib status
- */
+ }
- if (le32_to_cpu(srbreply->status) != ST_OK) {
- int len;
- printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status));
- len = min_t(u32, le32_to_cpu(srbreply->sense_data_size),
- SCSI_SENSE_BUFFERSIZE);
- scsicmd->result = DID_ERROR << 16
- | COMMAND_COMPLETE << 8
- | SAM_STAT_CHECK_CONDITION;
- memcpy(scsicmd->sense_buffer,
- srbreply->sense_data, len);
- }
+ scsi_dma_unmap(scsicmd);
- /*
- * Next check the srb status
- */
- switch ((le32_to_cpu(srbreply->srb_status))&0x3f) {
- case SRB_STATUS_ERROR_RECOVERY:
- case SRB_STATUS_PENDING:
- case SRB_STATUS_SUCCESS:
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
- break;
- case SRB_STATUS_DATA_OVERRUN:
- switch (scsicmd->cmnd[0]) {
- case READ_6:
- case WRITE_6:
- case READ_10:
- case WRITE_10:
- case READ_12:
- case WRITE_12:
- case READ_16:
- case WRITE_16:
- if (le32_to_cpu(srbreply->data_xfer_length)
- < scsicmd->underflow)
- printk(KERN_WARNING"aacraid: SCSI CMD underflow\n");
- else
- printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n");
- scsicmd->result = DID_ERROR << 16
- | COMMAND_COMPLETE << 8;
- break;
- case INQUIRY: {
- scsicmd->result = DID_OK << 16
- | COMMAND_COMPLETE << 8;
- break;
- }
- default:
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
- break;
- }
- break;
- case SRB_STATUS_ABORTED:
- scsicmd->result = DID_ABORT << 16 | ABORT << 8;
- break;
- case SRB_STATUS_ABORT_FAILED:
- /*
- * Not sure about this one - but assuming the
- * hba was trying to abort for some reason
- */
- scsicmd->result = DID_ERROR << 16 | ABORT << 8;
+ /* expose physical device if expose_physicald flag is on */
+ if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01)
+ && expose_physicals > 0)
+ aac_expose_phy_device(scsicmd);
+
+ /*
+ * First check the fib status
+ */
+
+ if (le32_to_cpu(srbreply->status) != ST_OK) {
+ int len;
+
+ pr_warn("aac_srb_callback: srb failed, status = %d\n",
+ le32_to_cpu(srbreply->status));
+ len = min_t(u32, le32_to_cpu(srbreply->sense_data_size),
+ SCSI_SENSE_BUFFERSIZE);
+ scsicmd->result = DID_ERROR << 16
+ | COMMAND_COMPLETE << 8
+ | SAM_STAT_CHECK_CONDITION;
+ memcpy(scsicmd->sense_buffer,
+ srbreply->sense_data, len);
+ }
+
+ /*
+ * Next check the srb status
+ */
+ switch ((le32_to_cpu(srbreply->srb_status))&0x3f) {
+ case SRB_STATUS_ERROR_RECOVERY:
+ case SRB_STATUS_PENDING:
+ case SRB_STATUS_SUCCESS:
+ scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
+ break;
+ case SRB_STATUS_DATA_OVERRUN:
+ switch (scsicmd->cmnd[0]) {
+ case READ_6:
+ case WRITE_6:
+ case READ_10:
+ case WRITE_10:
+ case READ_12:
+ case WRITE_12:
+ case READ_16:
+ case WRITE_16:
+ if (le32_to_cpu(srbreply->data_xfer_length)
+ < scsicmd->underflow)
+ pr_warn("aacraid: SCSI CMD underflow\n");
+ else
+ pr_warn("aacraid: SCSI CMD Data Overrun\n");
+ scsicmd->result = DID_ERROR << 16
+ | COMMAND_COMPLETE << 8;
break;
- case SRB_STATUS_PARITY_ERROR:
- scsicmd->result = DID_PARITY << 16
- | MSG_PARITY_ERROR << 8;
+ case INQUIRY:
+ scsicmd->result = DID_OK << 16
+ | COMMAND_COMPLETE << 8;
break;
- case SRB_STATUS_NO_DEVICE:
- case SRB_STATUS_INVALID_PATH_ID:
- case SRB_STATUS_INVALID_TARGET_ID:
- case SRB_STATUS_INVALID_LUN:
- case SRB_STATUS_SELECTION_TIMEOUT:
- scsicmd->result = DID_NO_CONNECT << 16
- | COMMAND_COMPLETE << 8;
+ default:
+ scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
break;
+ }
+ break;
+ case SRB_STATUS_ABORTED:
+ scsicmd->result = DID_ABORT << 16 | ABORT << 8;
+ break;
+ case SRB_STATUS_ABORT_FAILED:
+ /*
+ * Not sure about this one - but assuming the
+ * hba was trying to abort for some reason
+ */
+ scsicmd->result = DID_ERROR << 16 | ABORT << 8;
+ break;
+ case SRB_STATUS_PARITY_ERROR:
+ scsicmd->result = DID_PARITY << 16
+ | MSG_PARITY_ERROR << 8;
+ break;
+ case SRB_STATUS_NO_DEVICE:
+ case SRB_STATUS_INVALID_PATH_ID:
+ case SRB_STATUS_INVALID_TARGET_ID:
+ case SRB_STATUS_INVALID_LUN:
+ case SRB_STATUS_SELECTION_TIMEOUT:
+ scsicmd->result = DID_NO_CONNECT << 16
+ | COMMAND_COMPLETE << 8;
+ break;
- case SRB_STATUS_COMMAND_TIMEOUT:
- case SRB_STATUS_TIMEOUT:
- scsicmd->result = DID_TIME_OUT << 16
- | COMMAND_COMPLETE << 8;
- break;
+ case SRB_STATUS_COMMAND_TIMEOUT:
+ case SRB_STATUS_TIMEOUT:
+ scsicmd->result = DID_TIME_OUT << 16
+ | COMMAND_COMPLETE << 8;
+ break;
- case SRB_STATUS_BUSY:
- scsicmd->result = DID_BUS_BUSY << 16
- | COMMAND_COMPLETE << 8;
- break;
+ case SRB_STATUS_BUSY:
+ scsicmd->result = DID_BUS_BUSY << 16
+ | COMMAND_COMPLETE << 8;
+ break;
- case SRB_STATUS_BUS_RESET:
- scsicmd->result = DID_RESET << 16
- | COMMAND_COMPLETE << 8;
- break;
+ case SRB_STATUS_BUS_RESET:
+ scsicmd->result = DID_RESET << 16
+ | COMMAND_COMPLETE << 8;
+ break;
- case SRB_STATUS_MESSAGE_REJECTED:
- scsicmd->result = DID_ERROR << 16
- | MESSAGE_REJECT << 8;
- break;
- case SRB_STATUS_REQUEST_FLUSHED:
- case SRB_STATUS_ERROR:
- case SRB_STATUS_INVALID_REQUEST:
- case SRB_STATUS_REQUEST_SENSE_FAILED:
- case SRB_STATUS_NO_HBA:
- case SRB_STATUS_UNEXPECTED_BUS_FREE:
- case SRB_STATUS_PHASE_SEQUENCE_FAILURE:
- case SRB_STATUS_BAD_SRB_BLOCK_LENGTH:
- case SRB_STATUS_DELAYED_RETRY:
- case SRB_STATUS_BAD_FUNCTION:
- case SRB_STATUS_NOT_STARTED:
- case SRB_STATUS_NOT_IN_USE:
- case SRB_STATUS_FORCE_ABORT:
- case SRB_STATUS_DOMAIN_VALIDATION_FAIL:
- default:
+ case SRB_STATUS_MESSAGE_REJECTED:
+ scsicmd->result = DID_ERROR << 16
+ | MESSAGE_REJECT << 8;
+ break;
+ case SRB_STATUS_REQUEST_FLUSHED:
+ case SRB_STATUS_ERROR:
+ case SRB_STATUS_INVALID_REQUEST:
+ case SRB_STATUS_REQUEST_SENSE_FAILED:
+ case SRB_STATUS_NO_HBA:
+ case SRB_STATUS_UNEXPECTED_BUS_FREE:
+ case SRB_STATUS_PHASE_SEQUENCE_FAILURE:
+ case SRB_STATUS_BAD_SRB_BLOCK_LENGTH:
+ case SRB_STATUS_DELAYED_RETRY:
+ case SRB_STATUS_BAD_FUNCTION:
+ case SRB_STATUS_NOT_STARTED:
+ case SRB_STATUS_NOT_IN_USE:
+ case SRB_STATUS_FORCE_ABORT:
+ case SRB_STATUS_DOMAIN_VALIDATION_FAIL:
+ default:
#ifdef AAC_DETAILED_STATUS_INFO
- printk(KERN_INFO "aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n",
- le32_to_cpu(srbreply->srb_status) & 0x3F,
- aac_get_status_string(
- le32_to_cpu(srbreply->srb_status) & 0x3F),
- scsicmd->cmnd[0],
- le32_to_cpu(srbreply->scsi_status));
+ pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n",
+ le32_to_cpu(srbreply->srb_status) & 0x3F,
+ aac_get_status_string(
+ le32_to_cpu(srbreply->srb_status) & 0x3F),
+ scsicmd->cmnd[0],
+ le32_to_cpu(srbreply->scsi_status));
#endif
- if ((scsicmd->cmnd[0] == ATA_12)
- || (scsicmd->cmnd[0] == ATA_16)) {
- if (scsicmd->cmnd[2] & (0x01 << 5)) {
- scsicmd->result = DID_OK << 16
- | COMMAND_COMPLETE << 8;
- break;
- } else {
- scsicmd->result = DID_ERROR << 16
- | COMMAND_COMPLETE << 8;
- break;
- }
+ /*
+ * When the CC bit is SET by the host in ATA pass thru CDB,
+ * driver is supposed to return DID_OK
+ *
+ * When the CC bit is RESET by the host, driver should
+ * return DID_ERROR
+ */
+ if ((scsicmd->cmnd[0] == ATA_12)
+ || (scsicmd->cmnd[0] == ATA_16)) {
+
+ if (scsicmd->cmnd[2] & (0x01 << 5)) {
+ scsicmd->result = DID_OK << 16
+ | COMMAND_COMPLETE << 8;
+ break;
} else {
scsicmd->result = DID_ERROR << 16
| COMMAND_COMPLETE << 8;
- break;
+ break;
}
+ } else {
+ scsicmd->result = DID_ERROR << 16
+ | COMMAND_COMPLETE << 8;
+ break;
}
- if (le32_to_cpu(srbreply->scsi_status)
- == SAM_STAT_CHECK_CONDITION) {
- int len;
+ }
+ if (le32_to_cpu(srbreply->scsi_status)
+ == SAM_STAT_CHECK_CONDITION) {
+ int len;
- scsicmd->result |= SAM_STAT_CHECK_CONDITION;
- len = min_t(u32, le32_to_cpu(srbreply->sense_data_size),
- SCSI_SENSE_BUFFERSIZE);
+ scsicmd->result |= SAM_STAT_CHECK_CONDITION;
+ len = min_t(u32, le32_to_cpu(srbreply->sense_data_size),
+ SCSI_SENSE_BUFFERSIZE);
#ifdef AAC_DETAILED_STATUS_INFO
- printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n",
- le32_to_cpu(srbreply->status), len);
+ pr_warn("aac_srb_callback: check condition, status = %d len=%d\n",
+ le32_to_cpu(srbreply->status), len);
#endif
- memcpy(scsicmd->sense_buffer,
- srbreply->sense_data, len);
- }
+ memcpy(scsicmd->sense_buffer,
+ srbreply->sense_data, len);
}
+
/*
* OR in the scsi status (already shifted up a bit)
*/
@@ -3137,9 +3522,152 @@ static void aac_srb_callback(void *context, struct fib * fibptr)
scsicmd->scsi_done(scsicmd);
}
+static void hba_resp_task_complete(struct aac_dev *dev,
+ struct scsi_cmnd *scsicmd,
+ struct aac_hba_resp *err) {
+
+ scsicmd->result = err->status;
+ /* set residual count */
+ scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count));
+
+ switch (err->status) {
+ case SAM_STAT_GOOD:
+ scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8;
+ break;
+ case SAM_STAT_CHECK_CONDITION:
+ {
+ int len;
+
+ len = min_t(u8, err->sense_response_data_len,
+ SCSI_SENSE_BUFFERSIZE);
+ if (len)
+ memcpy(scsicmd->sense_buffer,
+ err->sense_response_buf, len);
+ scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8;
+ break;
+ }
+ case SAM_STAT_BUSY:
+ scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8;
+ break;
+ case SAM_STAT_TASK_ABORTED:
+ scsicmd->result |= DID_ABORT << 16 | ABORT << 8;
+ break;
+ case SAM_STAT_RESERVATION_CONFLICT:
+ case SAM_STAT_TASK_SET_FULL:
+ default:
+ scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8;
+ break;
+ }
+}
+
+static void hba_resp_task_failure(struct aac_dev *dev,
+ struct scsi_cmnd *scsicmd,
+ struct aac_hba_resp *err)
+{
+ switch (err->status) {
+ case HBA_RESP_STAT_HBAMODE_DISABLED:
+ {
+ u32 bus, cid;
+
+ bus = aac_logical_to_phys(scmd_channel(scsicmd));
+ cid = scmd_id(scsicmd);
+ if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) {
+ dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW;
+ dev->hba_map[bus][cid].rmw_nexus = 0xffffffff;
+ }
+ scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8;
+ break;
+ }
+ case HBA_RESP_STAT_IO_ERROR:
+ case HBA_RESP_STAT_NO_PATH_TO_DEVICE:
+ scsicmd->result = DID_OK << 16 |
+ COMMAND_COMPLETE << 8 | SAM_STAT_BUSY;
+ break;
+ case HBA_RESP_STAT_IO_ABORTED:
+ scsicmd->result = DID_ABORT << 16 | ABORT << 8;
+ break;
+ case HBA_RESP_STAT_INVALID_DEVICE:
+ scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8;
+ break;
+ case HBA_RESP_STAT_UNDERRUN:
+ /* UNDERRUN is OK */
+ scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
+ break;
+ case HBA_RESP_STAT_OVERRUN:
+ default:
+ scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8;
+ break;
+ }
+}
+
+/**
+ *
+ * aac_hba_callback
+ * @context: the context set in the fib - here it is scsi cmd
+ * @fibptr: pointer to the fib
+ *
+ * Handles the completion of a native HBA scsi command
+ *
+ */
+void aac_hba_callback(void *context, struct fib *fibptr)
+{
+ struct aac_dev *dev;
+ struct scsi_cmnd *scsicmd;
+
+ struct aac_hba_resp *err =
+ &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err;
+
+ scsicmd = (struct scsi_cmnd *) context;
+
+ if (!aac_valid_context(scsicmd, fibptr))
+ return;
+
+ WARN_ON(fibptr == NULL);
+ dev = fibptr->dev;
+
+ if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF))
+ scsi_dma_unmap(scsicmd);
+
+ if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) {
+ /* fast response */
+ scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
+ goto out;
+ }
+
+ switch (err->service_response) {
+ case HBA_RESP_SVCRES_TASK_COMPLETE:
+ hba_resp_task_complete(dev, scsicmd, err);
+ break;
+ case HBA_RESP_SVCRES_FAILURE:
+ hba_resp_task_failure(dev, scsicmd, err);
+ break;
+ case HBA_RESP_SVCRES_TMF_REJECTED:
+ scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8;
+ break;
+ case HBA_RESP_SVCRES_TMF_LUN_INVALID:
+ scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8;
+ break;
+ case HBA_RESP_SVCRES_TMF_COMPLETE:
+ case HBA_RESP_SVCRES_TMF_SUCCEEDED:
+ scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
+ break;
+ default:
+ scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8;
+ break;
+ }
+
+out:
+ aac_fib_complete(fibptr);
+
+ if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)
+ scsicmd->SCp.sent_command = 1;
+ else
+ scsicmd->scsi_done(scsicmd);
+}
+
/**
*
- * aac_send_scb_fib
+ * aac_send_srb_fib
* @scsicmd: the scsi command block
*
* This routine will form a FIB and fill in the aac_srb from the
@@ -3182,6 +3710,54 @@ static int aac_send_srb_fib(struct scsi_cmnd* scsicmd)
return -1;
}
+/**
+ *
+ * aac_send_hba_fib
+ * @scsicmd: the scsi command block
+ *
+ * This routine will form a FIB and fill in the aac_hba_cmd_req from the
+ * scsicmd passed in.
+ */
+static int aac_send_hba_fib(struct scsi_cmnd *scsicmd)
+{
+ struct fib *cmd_fibcontext;
+ struct aac_dev *dev;
+ int status;
+
+ dev = shost_priv(scsicmd->device->host);
+ if (scmd_id(scsicmd) >= dev->maximum_num_physicals ||
+ scsicmd->device->lun > AAC_MAX_LUN - 1) {
+ scsicmd->result = DID_NO_CONNECT << 16;
+ scsicmd->scsi_done(scsicmd);
+ return 0;
+ }
+
+ /*
+ * Allocate and initialize a Fib then setup a BlockWrite command
+ */
+ cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd);
+ if (!cmd_fibcontext)
+ return -1;
+
+ status = aac_adapter_hba(cmd_fibcontext, scsicmd);
+
+ /*
+ * Check that the command queued to the controller
+ */
+ if (status == -EINPROGRESS) {
+ scsicmd->SCp.phase = AAC_OWNER_FIRMWARE;
+ return 0;
+ }
+
+ pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n",
+ status);
+ aac_fib_complete(cmd_fibcontext);
+ aac_fib_free(cmd_fibcontext);
+
+ return -1;
+}
+
+
static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg)
{
struct aac_dev *dev;
@@ -3434,6 +4010,75 @@ static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int
return 0;
}
+static long aac_build_sghba(struct scsi_cmnd *scsicmd,
+ struct aac_hba_cmd_req *hbacmd,
+ int sg_max,
+ u64 sg_address)
+{
+ unsigned long byte_count = 0;
+ int nseg;
+ struct scatterlist *sg;
+ int i;
+ u32 cur_size;
+ struct aac_hba_sgl *sge;
+
+ nseg = scsi_dma_map(scsicmd);
+ if (nseg <= 0) {
+ byte_count = nseg;
+ goto out;
+ }
+
+ if (nseg > HBA_MAX_SG_EMBEDDED)
+ sge = &hbacmd->sge[2];
+ else
+ sge = &hbacmd->sge[0];
+
+ scsi_for_each_sg(scsicmd, sg, nseg, i) {
+ int count = sg_dma_len(sg);
+ u64 addr = sg_dma_address(sg);
+
+ WARN_ON(i >= sg_max);
+ sge->addr_hi = cpu_to_le32((u32)(addr>>32));
+ sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff));
+ cur_size = cpu_to_le32(count);
+ sge->len = cur_size;
+ sge->flags = 0;
+ byte_count += count;
+ sge++;
+ }
+
+ sge--;
+ /* hba wants the size to be exact */
+ if (byte_count > scsi_bufflen(scsicmd)) {
+ u32 temp;
+
+ temp = le32_to_cpu(sge->len) - byte_count
+ - scsi_bufflen(scsicmd);
+ sge->len = cpu_to_le32(temp);
+ byte_count = scsi_bufflen(scsicmd);
+ }
+
+ if (nseg <= HBA_MAX_SG_EMBEDDED) {
+ hbacmd->emb_data_desc_count = cpu_to_le32(nseg);
+ sge->flags = cpu_to_le32(0x40000000);
+ } else {
+ /* not embedded */
+ hbacmd->sge[0].flags = cpu_to_le32(0x80000000);
+ hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1);
+ hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32);
+ hbacmd->sge[0].addr_lo =
+ cpu_to_le32((u32)(sg_address & 0xffffffff));
+ }
+
+ /* Check for command underflow */
+ if (scsicmd->underflow && (byte_count < scsicmd->underflow)) {
+ pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n",
+ byte_count, scsicmd->underflow);
+ }
+out:
+ return byte_count;
+}
+
#ifdef AAC_DETAILED_STATUS_INFO
struct aac_srb_status_info {
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 01:43:05 +0100