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author | Mahesh Rajashekhara <Mahesh.Rajashekhara@pmcs.com> | 2015-03-26 17:41:26 +0300 |
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committer | James Bottomley <JBottomley@Odin.com> | 2015-04-10 02:51:29 +0300 |
commit | 5d9106490c7f7533abc6b8e15ceab64f2c7f466a (patch) | |
tree | 32b532066ae0d6111f4d6b6187bda57b86c8aeaa /drivers/scsi/aacraid/aachba.c | |
parent | 495c021767bd78c998a46cf8cdd7a4ebf3a9cfd1 (diff) | |
download | linux-5d9106490c7f7533abc6b8e15ceab64f2c7f466a.tar.xz |
aacraid: vpd page code 0x83 support
Signed-off-by: Mahesh Rajashekhara <Mahesh.Rajashekhara@pmcs.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Murthy Bhat <Murthy.Bhat@pmcs.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
Diffstat (limited to 'drivers/scsi/aacraid/aachba.c')
-rw-r--r-- | drivers/scsi/aacraid/aachba.c | 165 |
1 files changed, 153 insertions, 12 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index aee3eaa0bd5d..09027e9edfd5 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -163,6 +163,48 @@ struct inquiry_data { u8 inqd_prl[4]; /* Product Revision Level */ }; +/* 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; + +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 { + 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; + +} TVPD_ID_Descriptor_Type_2; + +typedef struct { + u8 DeviceType:5; + u8 DeviceTypeQualifier:3; + u8 PageCode; + u8 Reserved; + u8 PageLength; + TVPD_ID_Descriptor_Type_1 IdDescriptorType1; + TVPD_ID_Descriptor_Type_2 IdDescriptorType2; + +} TVPD_Page83; + /* * M O D U L E G L O B A L S */ @@ -890,14 +932,88 @@ static void get_container_serial_callback(void *context, struct fib * fibptr) get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); /* Failure is irrelevant, using default value instead */ if (le32_to_cpu(get_serial_reply->status) == CT_OK) { - char sp[13]; - /* EVPD bit set */ - sp[0] = INQD_PDT_DA; - sp[1] = scsicmd->cmnd[2]; - sp[2] = 0; - sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", - le32_to_cpu(get_serial_reply->uid)); - scsi_sg_copy_from_buffer(scsicmd, sp, sizeof(sp)); + /*Check to see if it's for VPD 0x83 or 0x80 */ + if (scsicmd->cmnd[2] == 0x83) { + /* vpd page 0x83 - Device Identification Page */ + int i; + TVPD_Page83 VPDPage83Data; + + memset(((u8 *)&VPDPage83Data), 0, + sizeof(VPDPage83Data)); + + /* DIRECT_ACCESS_DEVIC */ + VPDPage83Data.DeviceType = 0; + /* DEVICE_CONNECTED */ + VPDPage83Data.DeviceTypeQualifier = 0; + /* VPD_DEVICE_IDENTIFIERS */ + VPDPage83Data.PageCode = 0x83; + VPDPage83Data.Reserved = 0; + VPDPage83Data.PageLength = + sizeof(VPDPage83Data.IdDescriptorType1) + + sizeof(VPDPage83Data.IdDescriptorType2); + + /* T10 Vendor Identifier Field Format */ + /* VpdCodeSetAscii */ + VPDPage83Data.IdDescriptorType1.CodeSet = 2; + /* VpdIdentifierTypeVendorId */ + VPDPage83Data.IdDescriptorType1.IdentifierType = 1; + VPDPage83Data.IdDescriptorType1.IdentifierLength = + sizeof(VPDPage83Data.IdDescriptorType1) - 4; + + /* "ADAPTEC " for adaptec */ + memcpy(VPDPage83Data.IdDescriptorType1.VendId, + "ADAPTEC ", + sizeof(VPDPage83Data.IdDescriptorType1.VendId)); + memcpy(VPDPage83Data.IdDescriptorType1.ProductId, + "ARRAY ", + sizeof( + VPDPage83Data.IdDescriptorType1.ProductId)); + + /* Convert to ascii based serial number. + * The LSB is the the end. + */ + for (i = 0; i < 8; i++) { + u8 temp = + (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); + if (temp > 0x9) { + VPDPage83Data.IdDescriptorType1.SerialNumber[i] = + 'A' + (temp - 0xA); + } else { + VPDPage83Data.IdDescriptorType1.SerialNumber[i] = + '0' + temp; + } + } + + /* VpdCodeSetBinary */ + VPDPage83Data.IdDescriptorType2.CodeSet = 1; + /* VpdIdentifierTypeEUI64 */ + VPDPage83Data.IdDescriptorType2.IdentifierType = 2; + VPDPage83Data.IdDescriptorType2.IdentifierLength = + sizeof(VPDPage83Data.IdDescriptorType2) - 4; + + VPDPage83Data.IdDescriptorType2.EU64Id.VendId[0] = 0xD0; + VPDPage83Data.IdDescriptorType2.EU64Id.VendId[1] = 0; + VPDPage83Data.IdDescriptorType2.EU64Id.VendId[2] = 0; + + VPDPage83Data.IdDescriptorType2.EU64Id.Serial = + get_serial_reply->uid; + VPDPage83Data.IdDescriptorType2.EU64Id.Reserved = 0; + + /* Move the inquiry data to the response buffer. */ + scsi_sg_copy_from_buffer(scsicmd, &VPDPage83Data, + sizeof(VPDPage83Data)); + } else { + /* It must be for VPD 0x80 */ + char sp[13]; + /* EVPD bit set */ + sp[0] = INQD_PDT_DA; + sp[1] = scsicmd->cmnd[2]; + sp[2] = 0; + sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", + le32_to_cpu(get_serial_reply->uid)); + scsi_sg_copy_from_buffer(scsicmd, sp, + sizeof(sp)); + } } scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; @@ -2309,9 +2425,10 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) INQD_PDT_PROC : INQD_PDT_DA; if (scsicmd->cmnd[2] == 0) { /* supported vital product data pages */ - arr[3] = 2; + arr[3] = 3; arr[4] = 0x0; arr[5] = 0x80; + arr[6] = 0x83; arr[1] = scsicmd->cmnd[2]; scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); @@ -2327,7 +2444,16 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) if (aac_wwn != 2) return aac_get_container_serial( scsicmd); - /* SLES 10 SP1 special */ + scsicmd->result = DID_OK << 16 | + COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; + } else if (scsicmd->cmnd[2] == 0x83) { + /* vpd page 0x83 - Device Identification Page */ + char *sno = (char *)&inq_data; + sno[3] = setinqserial(dev, &sno[4], + scmd_id(scsicmd)); + if (aac_wwn != 2) + return aac_get_container_serial( + scsicmd); scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; } else { @@ -2482,6 +2608,18 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) (fsa_dev_ptr[cid].block_size >> 8) & 0xff; mpd.bd.block_length[2] = fsa_dev_ptr[cid].block_size & 0xff; + + mpd.mpc_buf[0] = scsicmd->cmnd[2]; + if (scsicmd->cmnd[2] == 0x1C) { + /* page length */ + mpd.mpc_buf[1] = 0xa; + /* Mode data length */ + mpd.hd.data_length = 23; + } else { + /* Mode data length */ + mpd.hd.data_length = 15; + } + if (capacity > 0xffffff) { mpd.bd.block_count[0] = 0xff; mpd.bd.block_count[1] = 0xff; @@ -2500,9 +2638,12 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) mpd.mpc_buf[2] = ((aac_cache & 6) == 2) ? 0 : 0x04; /* WCE */ mode_buf_length = sizeof(mpd); - if (mode_buf_length > scsicmd->cmnd[4]) - mode_buf_length = scsicmd->cmnd[4]; } + + if (mode_buf_length > scsicmd->cmnd[4]) + mode_buf_length = scsicmd->cmnd[4]; + else + mode_buf_length = sizeof(mpd); scsi_sg_copy_from_buffer(scsicmd, (char *)&mpd, mode_buf_length); 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