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authorMahesh Rajashekhara <Mahesh.Rajashekhara@pmcs.com>2015-03-26 17:41:26 +0300
committerJames Bottomley <JBottomley@Odin.com>2015-04-10 02:51:29 +0300
commit5d9106490c7f7533abc6b8e15ceab64f2c7f466a (patch)
tree32b532066ae0d6111f4d6b6187bda57b86c8aeaa /drivers/scsi/aacraid
parent495c021767bd78c998a46cf8cdd7a4ebf3a9cfd1 (diff)
downloadlinux-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')
-rw-r--r--drivers/scsi/aacraid/aachba.c165
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);