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authorRaghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>2017-02-03 02:53:32 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2017-02-03 18:35:03 +0300
commit999b3ffc0f3b12bb9eeafabaa88176bb7acb84a1 (patch)
tree17bcfab9fd868037576e644d9b76918bf5874e79 /drivers/scsi/aacraid/aachba.c
parent954b2b5ac76d6bde80974c0779d36f054e036aa5 (diff)
downloadlinux-999b3ffc0f3b12bb9eeafabaa88176bb7acb84a1.tar.xz
scsi: aacraid: VPD 83 type3 support
This patch adds support to retrieve the unique identifier data (VPD page 83 type3) for Logical drives created on SmartIOC 2000 products. In addition added a sysfs device structure to expose the id information. Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com> Signed-off-by: Dave Carroll <David.Carroll@microsemi.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/aacraid/aachba.c')
-rw-r--r--drivers/scsi/aacraid/aachba.c180
1 files changed, 117 insertions, 63 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index 9e9144860fa5..4c04fd84dd81 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -167,46 +167,56 @@ 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
@@ -613,6 +623,7 @@ 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))
@@ -635,6 +646,10 @@ static void _aac_probe_container2(void * context, struct fib * fibptr)
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))
@@ -929,6 +944,28 @@ 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;
@@ -946,39 +983,47 @@ 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;
- memset(((u8 *)&VPDPage83Data), 0,
- sizeof(VPDPage83Data));
+ dev = (struct aac_dev *)scsicmd->device->host->hostdata;
+
+ 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.
@@ -987,32 +1032,41 @@ 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];