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scsi: mpt3sas: Add support for ATTO ExpressSAS H12xx GT devices 

Add ATTO's PCI IDs and modify the driver to handle the unique NVRAM
structure used by ATTO's devices.

Link: https://lore.kernel.org/r/20220805174609.14830-1-bgrove@attotech.com
Co-developed-by: Rob Crispo <rcrispo@attotech.com>
Signed-off-by: Rob Crispo <rcrispo@attotech.com>
Signed-off-by: Bradley Grove <bgrove@attotech.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Bradley Grove 2022-08-05 13:46:08 -04:00 committed by Martin K. Petersen
parent 7f90bc70d1
commit 91cf186aa1
5 changed files with 333 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h
View File

@ -534,6 +534,7 @@ typedef struct _MPI2_CONFIG_REPLY {
****************************************************************************/
#define MPI2_MFGPAGE_VENDORID_LSI (0x1000)
#define MPI2_MFGPAGE_VENDORID_ATTO (0x117C)
/*MPI v2.0 SAS products */
#define MPI2_MFGPAGE_DEVID_SAS2004 (0x0070)

173
drivers/scsi/mpt3sas/mpt3sas_base.c
View File

@ -5424,6 +5424,151 @@ out:
return rc;
}
/**
* mpt3sas_atto_validate_nvram - validate the ATTO nvram read from mfg pg1
*
* @ioc : per adapter object
* @n : ptr to the ATTO nvram structure
* Return: 0 for success, non-zero for failure.
*/
static int
mpt3sas_atto_validate_nvram(struct MPT3SAS_ADAPTER *ioc,
struct ATTO_SAS_NVRAM *n)
{
int r = -EINVAL;
union ATTO_SAS_ADDRESS *s1;
u32 len;
u8 *pb;
u8 ckSum;
/* validate nvram checksum */
pb = (u8 *) n;
ckSum = ATTO_SASNVR_CKSUM_SEED;
len = sizeof(struct ATTO_SAS_NVRAM);
while (len--)
ckSum = ckSum + pb[len];
if (ckSum) {
ioc_err(ioc, "Invalid ATTO NVRAM checksum\n");
return r;
}
s1 = (union ATTO_SAS_ADDRESS *) n->SasAddr;
if (n->Signature[0] != 'E'
|| n->Signature[1] != 'S'
|| n->Signature[2] != 'A'
|| n->Signature[3] != 'S')
ioc_err(ioc, "Invalid ATTO NVRAM signature\n");
else if (n->Version > ATTO_SASNVR_VERSION)
ioc_info(ioc, "Invalid ATTO NVRAM version");
else if ((n->SasAddr[7] & (ATTO_SAS_ADDR_ALIGN - 1))
|| s1->b[0] != 0x50
|| s1->b[1] != 0x01
|| s1->b[2] != 0x08
|| (s1->b[3] & 0xF0) != 0x60
|| ((s1->b[3] & 0x0F) | le32_to_cpu(s1->d[1])) == 0) {
ioc_err(ioc, "Invalid ATTO SAS address\n");
} else
r = 0;
return r;
}
/**
* mpt3sas_atto_get_sas_addr - get the ATTO SAS address from mfg page 1
*
* @ioc : per adapter object
* @*sas_addr : return sas address
* Return: 0 for success, non-zero for failure.
*/
static int
mpt3sas_atto_get_sas_addr(struct MPT3SAS_ADAPTER *ioc, union ATTO_SAS_ADDRESS *sas_addr)
{
Mpi2ManufacturingPage1_t mfg_pg1;
Mpi2ConfigReply_t mpi_reply;
struct ATTO_SAS_NVRAM *nvram;
int r;
__be64 addr;
r = mpt3sas_config_get_manufacturing_pg1(ioc, &mpi_reply, &mfg_pg1);
if (r) {
ioc_err(ioc, "Failed to read manufacturing page 1\n");
return r;
}
/* validate nvram */
nvram = (struct ATTO_SAS_NVRAM *) mfg_pg1.VPD;
r = mpt3sas_atto_validate_nvram(ioc, nvram);
if (r)
return r;
addr = *((__be64 *) nvram->SasAddr);
sas_addr->q = cpu_to_le64(be64_to_cpu(addr));
return r;
}
/**
* mpt3sas_atto_init - perform initializaion for ATTO branded
* adapter.
* @ioc : per adapter object
*5
* Return: 0 for success, non-zero for failure.
*/
static int
mpt3sas_atto_init(struct MPT3SAS_ADAPTER *ioc)
{
int sz = 0;
Mpi2BiosPage4_t *bios_pg4 = NULL;
Mpi2ConfigReply_t mpi_reply;
int r;
int ix;
union ATTO_SAS_ADDRESS sas_addr;
union ATTO_SAS_ADDRESS temp;
union ATTO_SAS_ADDRESS bias;
r = mpt3sas_atto_get_sas_addr(ioc, &sas_addr);
if (r)
return r;
/* get header first to get size */
r = mpt3sas_config_get_bios_pg4(ioc, &mpi_reply, NULL, 0);
if (r) {
ioc_err(ioc, "Failed to read ATTO bios page 4 header.\n");
return r;
}
sz = mpi_reply.Header.PageLength * sizeof(u32);
bios_pg4 = kzalloc(sz, GFP_KERNEL);
if (!bios_pg4) {
ioc_err(ioc, "Failed to allocate memory for ATTO bios page.\n");
return -ENOMEM;
}
/* read bios page 4 */
r = mpt3sas_config_get_bios_pg4(ioc, &mpi_reply, bios_pg4, sz);
if (r) {
ioc_err(ioc, "Failed to read ATTO bios page 4\n");
goto out;
}
/* Update bios page 4 with the ATTO WWID */
bias.q = sas_addr.q;
bias.b[7] += ATTO_SAS_ADDR_DEVNAME_BIAS;
for (ix = 0; ix < bios_pg4->NumPhys; ix++) {
temp.q = sas_addr.q;
temp.b[7] += ix;
bios_pg4->Phy[ix].ReassignmentWWID = temp.q;
bios_pg4->Phy[ix].ReassignmentDeviceName = bias.q;
}
r = mpt3sas_config_set_bios_pg4(ioc, &mpi_reply, bios_pg4, sz);
out:
kfree(bios_pg4);
return r;
}
/**
* _base_static_config_pages - static start of day config pages
* @ioc: per adapter object
@ -5447,6 +5592,13 @@ _base_static_config_pages(struct MPT3SAS_ADAPTER *ioc)
if (rc)
return rc;
}
if (ioc->pdev->vendor == MPI2_MFGPAGE_VENDORID_ATTO) {
rc = mpt3sas_atto_init(ioc);
if (rc)
return rc;
}
/*
* Ensure correct T10 PI operation if vendor left EEDPTagMode
* flag unset in NVDATA.
@ -5496,12 +5648,21 @@ _base_static_config_pages(struct MPT3SAS_ADAPTER *ioc)
rc = _base_assign_fw_reported_qd(ioc);
if (rc)
return rc;
rc = mpt3sas_config_get_bios_pg2(ioc, &mpi_reply, &ioc->bios_pg2);
if (rc)
return rc;
rc = mpt3sas_config_get_bios_pg3(ioc, &mpi_reply, &ioc->bios_pg3);
if (rc)
return rc;
/*
* ATTO doesn't use bios page 2 and 3 for bios settings.
*/
if (ioc->pdev->vendor == MPI2_MFGPAGE_VENDORID_ATTO)
ioc->bios_pg3.BiosVersion = 0;
else {
rc = mpt3sas_config_get_bios_pg2(ioc, &mpi_reply, &ioc->bios_pg2);
if (rc)
return rc;
rc = mpt3sas_config_get_bios_pg3(ioc, &mpi_reply, &ioc->bios_pg3);
if (rc)
return rc;
}
rc = mpt3sas_config_get_ioc_pg8(ioc, &mpi_reply, &ioc->ioc_pg8);
if (rc)
return rc;

35
drivers/scsi/mpt3sas/mpt3sas_base.h
View File

@ -1652,6 +1652,32 @@ struct mpt3sas_debugfs_buffer {
typedef u8 (*MPT_CALLBACK)(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
u32 reply);
/*
* struct ATTO_SAS_NVRAM - ATTO NVRAM settings stored
* in Manufacturing page 1 used to get
* ATTO SasAddr.
*/
struct ATTO_SAS_NVRAM {
u8 Signature[4];
u8 Version;
#define ATTO_SASNVR_VERSION 0
u8 Checksum;
#define ATTO_SASNVR_CKSUM_SEED 0x5A
u8 Pad[10];
u8 SasAddr[8];
#define ATTO_SAS_ADDR_ALIGN 64
u8 Reserved[232];
};
#define ATTO_SAS_ADDR_DEVNAME_BIAS 63
union ATTO_SAS_ADDRESS {
U8 b[8];
U16 w[4];
U32 d[2];
U64 q;
};
/* base shared API */
extern struct list_head mpt3sas_ioc_list;
@ -1828,6 +1854,9 @@ int mpt3sas_config_get_number_hba_phys(struct MPT3SAS_ADAPTER *ioc,
u8 *num_phys);
int mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
int mpt3sas_config_get_manufacturing_pg1(struct MPT3SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage1_t *config_page);
int mpt3sas_config_get_manufacturing_pg7(struct MPT3SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage7_t *config_page,
u16 sz);
@ -1846,6 +1875,12 @@ int mpt3sas_config_get_bios_pg2(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2BiosPage2_t *config_page);
int mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2BiosPage3_t *config_page);
int mpt3sas_config_set_bios_pg4(struct MPT3SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage4_t *config_page,
int sz_config_page);
int mpt3sas_config_get_bios_pg4(struct MPT3SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage4_t *config_page,
int sz_config_page);
int mpt3sas_config_get_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2IOUnitPage0_t *config_page);
int mpt3sas_config_get_sas_device_pg0(struct MPT3SAS_ADAPTER *ioc,

124
drivers/scsi/mpt3sas/mpt3sas_config.c
View File

@ -540,6 +540,42 @@ mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc,
return r;
}
/**
* mpt3sas_config_get_manufacturing_pg1 - obtain manufacturing page 1
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* Context: sleep.
*
* Return: 0 for success, non-zero for failure.
*/
int
mpt3sas_config_get_manufacturing_pg1(struct MPT3SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage1_t *config_page)
{
Mpi2ConfigRequest_t mpi_request;
int r;
memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
mpi_request.Function = MPI2_FUNCTION_CONFIG;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_MANUFACTURING;
mpi_request.Header.PageNumber = 1;
mpi_request.Header.PageVersion = MPI2_MANUFACTURING1_PAGEVERSION;
ioc->build_zero_len_sge_mpi(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
sizeof(*config_page));
out:
return r;
}
/**
* mpt3sas_config_get_manufacturing_pg7 - obtain manufacturing page 7
* @ioc: per adapter object
@ -757,10 +793,98 @@ mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
sizeof(*config_page));
out:
return r;
}
/**
* mpt3sas_config_set_bios_pg4 - write out bios page 4
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @sz_config_pg: sizeof the config page
* Context: sleep.
*
* Return: 0 for success, non-zero for failure.
*/
int
mpt3sas_config_set_bios_pg4(struct MPT3SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage4_t *config_page,
int sz_config_pg)
{
Mpi2ConfigRequest_t mpi_request;
int r;
memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
mpi_request.Function = MPI2_FUNCTION_CONFIG;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_BIOS;
mpi_request.Header.PageNumber = 4;
mpi_request.Header.PageVersion = MPI2_BIOSPAGE4_PAGEVERSION;
ioc->build_zero_len_sge_mpi(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT;
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
sz_config_pg);
out:
return r;
}
/**
* mpt3sas_config_get_bios_pg4 - read bios page 4
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @sz_config_pg: sizeof the config page
* Context: sleep.
*
* Return: 0 for success, non-zero for failure.
*/
int
mpt3sas_config_get_bios_pg4(struct MPT3SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage4_t *config_page,
int sz_config_pg)
{
Mpi2ConfigRequest_t mpi_request;
int r;
memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
mpi_request.Function = MPI2_FUNCTION_CONFIG;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_BIOS;
mpi_request.Header.PageNumber = 4;
mpi_request.Header.PageVersion = MPI2_BIOSPAGE4_PAGEVERSION;
ioc->build_zero_len_sge_mpi(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
if (r)
goto out;
/*
* The sizeof the page is variable. Allow for just the
* size to be returned
*/
if (config_page && sz_config_pg) {
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
sz_config_pg);
}
out:
return r;
}
/**
* mpt3sas_config_get_iounit_pg0 - obtain iounit page 0
* @ioc: per adapter object

6
drivers/scsi/mpt3sas/mpt3sas_scsih.c
View File

@ -12732,6 +12732,12 @@ static const struct pci_device_id mpt3sas_pci_table[] = {
{ MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_HARD_SEC_3816,
PCI_ANY_ID, PCI_ANY_ID },
/*
* ATTO Branded ExpressSAS H12xx GT
*/
{ MPI2_MFGPAGE_VENDORID_ATTO, MPI26_MFGPAGE_DEVID_HARD_SEC_3816,
PCI_ANY_ID, PCI_ANY_ID },
/*
* Sea SI –> 0x00E4 Invalid, 0x00E7 Tampered
*/