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linux/drivers/scsi/mpt2sas/mpt2sas_config.c

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/*
* This module provides common API for accessing firmware configuration pages
*
* This code is based on drivers/scsi/mpt2sas/mpt2_base.c
* Copyright (C) 2007-2008 LSI Corporation
* (mailto:DL-MPTFusionLinux@lsi.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 the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* NO WARRANTY
* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
* solely responsible for determining the appropriateness of using and
* distributing the Program and assumes all risks associated with its
* exercise of rights under this Agreement, including but not limited to
* the risks and costs of program errors, damage to or loss of data,
* programs or equipment, and unavailability or interruption of operations.
* DISCLAIMER OF LIABILITY
* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*/
#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/blkdev.h>
#include <linux/sched.h>
#include <linux/workqueue.h>
#include <linux/delay.h>
#include <linux/pci.h>
#include "mpt2sas_base.h"
/* local definitions */
/* Timeout for config page request (in seconds) */
#define MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT 15
/* Common sgl flags for READING a config page. */
#define MPT2_CONFIG_COMMON_SGLFLAGS ((MPI2_SGE_FLAGS_SIMPLE_ELEMENT | \
MPI2_SGE_FLAGS_LAST_ELEMENT | MPI2_SGE_FLAGS_END_OF_BUFFER \
| MPI2_SGE_FLAGS_END_OF_LIST) << MPI2_SGE_FLAGS_SHIFT)
/* Common sgl flags for WRITING a config page. */
#define MPT2_CONFIG_COMMON_WRITE_SGLFLAGS ((MPI2_SGE_FLAGS_SIMPLE_ELEMENT | \
MPI2_SGE_FLAGS_LAST_ELEMENT | MPI2_SGE_FLAGS_END_OF_BUFFER \
| MPI2_SGE_FLAGS_END_OF_LIST | MPI2_SGE_FLAGS_HOST_TO_IOC) \
<< MPI2_SGE_FLAGS_SHIFT)
/**
* struct config_request - obtain dma memory via routine
* @config_page_sz: size
* @config_page: virt pointer
* @config_page_dma: phys pointer
*
*/
struct config_request{
u16 config_page_sz;
void *config_page;
dma_addr_t config_page_dma;
};
#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
/**
* _config_display_some_debug - debug routine
* @ioc: per adapter object
* @smid: system request message index
* @calling_function_name: string pass from calling function
* @mpi_reply: reply message frame
* Context: none.
*
* Function for displaying debug info helpfull when debugging issues
* in this module.
*/
static void
_config_display_some_debug(struct MPT2SAS_ADAPTER *ioc, u16 smid,
char *calling_function_name, MPI2DefaultReply_t *mpi_reply)
{
Mpi2ConfigRequest_t *mpi_request;
char *desc = NULL;
if (!(ioc->logging_level & MPT_DEBUG_CONFIG))
return;
mpi_request = mpt2sas_base_get_msg_frame(ioc, smid);
switch (mpi_request->Header.PageType & MPI2_CONFIG_PAGETYPE_MASK) {
case MPI2_CONFIG_PAGETYPE_IO_UNIT:
desc = "io_unit";
break;
case MPI2_CONFIG_PAGETYPE_IOC:
desc = "ioc";
break;
case MPI2_CONFIG_PAGETYPE_BIOS:
desc = "bios";
break;
case MPI2_CONFIG_PAGETYPE_RAID_VOLUME:
desc = "raid_volume";
break;
case MPI2_CONFIG_PAGETYPE_MANUFACTURING:
desc = "manufaucturing";
break;
case MPI2_CONFIG_PAGETYPE_RAID_PHYSDISK:
desc = "physdisk";
break;
case MPI2_CONFIG_PAGETYPE_EXTENDED:
switch (mpi_request->ExtPageType) {
case MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT:
desc = "sas_io_unit";
break;
case MPI2_CONFIG_EXTPAGETYPE_SAS_EXPANDER:
desc = "sas_expander";
break;
case MPI2_CONFIG_EXTPAGETYPE_SAS_DEVICE:
desc = "sas_device";
break;
case MPI2_CONFIG_EXTPAGETYPE_SAS_PHY:
desc = "sas_phy";
break;
case MPI2_CONFIG_EXTPAGETYPE_LOG:
desc = "log";
break;
case MPI2_CONFIG_EXTPAGETYPE_ENCLOSURE:
desc = "enclosure";
break;
case MPI2_CONFIG_EXTPAGETYPE_RAID_CONFIG:
desc = "raid_config";
break;
case MPI2_CONFIG_EXTPAGETYPE_DRIVER_MAPPING:
desc = "driver_mappping";
break;
}
break;
}
if (!desc)
return;
printk(MPT2SAS_DEBUG_FMT "%s: %s(%d), action(%d), form(0x%08x), "
"smid(%d)\n", ioc->name, calling_function_name, desc,
mpi_request->Header.PageNumber, mpi_request->Action,
le32_to_cpu(mpi_request->PageAddress), smid);
if (!mpi_reply)
return;
if (mpi_reply->IOCStatus || mpi_reply->IOCLogInfo)
printk(MPT2SAS_DEBUG_FMT
"\tiocstatus(0x%04x), loginfo(0x%08x)\n",
ioc->name, le16_to_cpu(mpi_reply->IOCStatus),
le32_to_cpu(mpi_reply->IOCLogInfo));
}
#endif
/**
* mpt2sas_config_done - config page completion routine
* @ioc: per adapter object
* @smid: system request message index
* @VF_ID: virtual function id
* @reply: reply message frame(lower 32bit addr)
* Context: none.
*
* The callback handler when using _config_request.
*
* Return nothing.
*/
void
mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
{
MPI2DefaultReply_t *mpi_reply;
if (ioc->config_cmds.status == MPT2_CMD_NOT_USED)
return;
if (ioc->config_cmds.smid != smid)
return;
ioc->config_cmds.status |= MPT2_CMD_COMPLETE;
mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
if (mpi_reply) {
ioc->config_cmds.status |= MPT2_CMD_REPLY_VALID;
memcpy(ioc->config_cmds.reply, mpi_reply,
mpi_reply->MsgLength*4);
}
ioc->config_cmds.status &= ~MPT2_CMD_PENDING;
#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
_config_display_some_debug(ioc, smid, "config_done", mpi_reply);
#endif
complete(&ioc->config_cmds.done);
}
/**
* _config_request - main routine for sending config page requests
* @ioc: per adapter object
* @mpi_request: request message frame
* @mpi_reply: reply mf payload returned from firmware
* @timeout: timeout in seconds
* Context: sleep, the calling function needs to acquire the config_cmds.mutex
*
* A generic API for config page requests to firmware.
*
* The ioc->config_cmds.status flag should be MPT2_CMD_NOT_USED before calling
* this API.
*
* The callback index is set inside `ioc->config_cb_idx.
*
* Returns 0 for success, non-zero for failure.
*/
static int
_config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
*mpi_request, Mpi2ConfigReply_t *mpi_reply, int timeout)
{
u16 smid;
u32 ioc_state;
unsigned long timeleft;
Mpi2ConfigRequest_t *config_request;
int r;
u8 retry_count;
u8 issue_reset;
u16 wait_state_count;
if (ioc->config_cmds.status != MPT2_CMD_NOT_USED) {
printk(MPT2SAS_ERR_FMT "%s: config_cmd in use\n",
ioc->name, __func__);
return -EAGAIN;
}
retry_count = 0;
retry_config:
wait_state_count = 0;
ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
if (wait_state_count++ == MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT) {
printk(MPT2SAS_ERR_FMT
"%s: failed due to ioc not operational\n",
ioc->name, __func__);
ioc->config_cmds.status = MPT2_CMD_NOT_USED;
return -EFAULT;
}
ssleep(1);
ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
printk(MPT2SAS_INFO_FMT "%s: waiting for "
"operational state(count=%d)\n", ioc->name,
__func__, wait_state_count);
}
if (wait_state_count)
printk(MPT2SAS_INFO_FMT "%s: ioc is operational\n",
ioc->name, __func__);
smid = mpt2sas_base_get_smid(ioc, ioc->config_cb_idx);
if (!smid) {
printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n",
ioc->name, __func__);
ioc->config_cmds.status = MPT2_CMD_NOT_USED;
return -EAGAIN;
}
r = 0;
memset(mpi_reply, 0, sizeof(Mpi2ConfigReply_t));
ioc->config_cmds.status = MPT2_CMD_PENDING;
config_request = mpt2sas_base_get_msg_frame(ioc, smid);
ioc->config_cmds.smid = smid;
memcpy(config_request, mpi_request, sizeof(Mpi2ConfigRequest_t));
#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
_config_display_some_debug(ioc, smid, "config_request", NULL);
#endif
mpt2sas_base_put_smid_default(ioc, smid, config_request->VF_ID);
timeleft = wait_for_completion_timeout(&ioc->config_cmds.done,
timeout*HZ);
if (!(ioc->config_cmds.status & MPT2_CMD_COMPLETE)) {
printk(MPT2SAS_ERR_FMT "%s: timeout\n",
ioc->name, __func__);
_debug_dump_mf(mpi_request,
sizeof(Mpi2ConfigRequest_t)/4);
if (!(ioc->config_cmds.status & MPT2_CMD_RESET))
issue_reset = 1;
goto issue_host_reset;
}
if (ioc->config_cmds.status & MPT2_CMD_REPLY_VALID)
memcpy(mpi_reply, ioc->config_cmds.reply,
sizeof(Mpi2ConfigReply_t));
if (retry_count)
printk(MPT2SAS_INFO_FMT "%s: retry completed!!\n",
ioc->name, __func__);
ioc->config_cmds.status = MPT2_CMD_NOT_USED;
return r;
issue_host_reset:
if (issue_reset)
mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
FORCE_BIG_HAMMER);
ioc->config_cmds.status = MPT2_CMD_NOT_USED;
if (!retry_count) {
printk(MPT2SAS_INFO_FMT "%s: attempting retry\n",
ioc->name, __func__);
retry_count++;
goto retry_config;
}
return -EFAULT;
}
/**
* _config_alloc_config_dma_memory - obtain physical memory
* @ioc: per adapter object
* @mem: struct config_request
*
* A wrapper for obtaining dma-able memory for config page request.
*
* Returns 0 for success, non-zero for failure.
*/
static int
_config_alloc_config_dma_memory(struct MPT2SAS_ADAPTER *ioc,
struct config_request *mem)
{
int r = 0;
mem->config_page = pci_alloc_consistent(ioc->pdev, mem->config_page_sz,
&mem->config_page_dma);
if (!mem->config_page)
r = -ENOMEM;
return r;
}
/**
* _config_free_config_dma_memory - wrapper to free the memory
* @ioc: per adapter object
* @mem: struct config_request
*
* A wrapper to free dma-able memory when using _config_alloc_config_dma_memory.
*
* Returns 0 for success, non-zero for failure.
*/
static void
_config_free_config_dma_memory(struct MPT2SAS_ADAPTER *ioc,
struct config_request *mem)
{
pci_free_consistent(ioc->pdev, mem->config_page_sz, mem->config_page,
mem->config_page_dma);
}
/**
* mpt2sas_config_get_manufacturing_pg0 - obtain manufacturing page 0
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2ManufacturingPage0_t));
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 = 0;
mpi_request.Header.PageVersion = MPI2_MANUFACTURING0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.Header.PageLength = mpi_reply->Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply->Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2ManufacturingPage0_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_bios_pg2 - obtain bios page 2
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage2_t *config_page)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2BiosPage2_t));
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 = 2;
mpi_request.Header.PageVersion = MPI2_BIOSPAGE2_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.Header.PageLength = mpi_reply->Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply->Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2BiosPage2_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_bios_pg3 - obtain bios page 3
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2BiosPage3_t *config_page)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2BiosPage3_t));
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 = 3;
mpi_request.Header.PageVersion = MPI2_BIOSPAGE3_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.Header.PageLength = mpi_reply->Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply->Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2BiosPage3_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_iounit_pg0 - obtain iounit page 0
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage0_t *config_page)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2IOUnitPage0_t));
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_IO_UNIT;
mpi_request.Header.PageNumber = 0;
mpi_request.Header.PageVersion = MPI2_IOUNITPAGE0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.Header.PageLength = mpi_reply->Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply->Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2IOUnitPage0_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_iounit_pg1 - obtain iounit page 1
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage1_t *config_page)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2IOUnitPage1_t));
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_IO_UNIT;
mpi_request.Header.PageNumber = 1;
mpi_request.Header.PageVersion = MPI2_IOUNITPAGE1_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.Header.PageLength = mpi_reply->Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply->Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2IOUnitPage1_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_set_iounit_pg1 - set iounit page 1
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage1_t config_page)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
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_IO_UNIT;
mpi_request.Header.PageNumber = 1;
mpi_request.Header.PageVersion = MPI2_IOUNITPAGE1_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.Header.PageLength = mpi_reply->Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply->Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
memset(mem.config_page, 0, mem.config_page_sz);
memcpy(mem.config_page, &config_page,
sizeof(Mpi2IOUnitPage1_t));
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_WRITE_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_ioc_pg8 - obtain ioc page 8
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2IOCPage8_t *config_page)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2IOCPage8_t));
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_IOC;
mpi_request.Header.PageNumber = 8;
mpi_request.Header.PageVersion = MPI2_IOCPAGE8_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.Header.PageLength = mpi_reply->Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply->Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2IOCPage8_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_sas_device_pg0 - obtain sas device page 0
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @form: GET_NEXT_HANDLE or HANDLE
* @handle: device handle
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2SasDevicePage0_t));
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_DEVICE;
mpi_request.Header.PageVersion = MPI2_SASDEVICE0_PAGEVERSION;
mpi_request.Header.PageNumber = 0;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress = cpu_to_le32(form | handle);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.ExtPageLength = mpi_reply->ExtPageLength;
mpi_request.ExtPageType = mpi_reply->ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply->ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2SasDevicePage0_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_sas_device_pg1 - obtain sas device page 1
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @form: GET_NEXT_HANDLE or HANDLE
* @handle: device handle
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2SasDevicePage1_t));
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_DEVICE;
mpi_request.Header.PageVersion = MPI2_SASDEVICE1_PAGEVERSION;
mpi_request.Header.PageNumber = 1;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress = cpu_to_le32(form | handle);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.ExtPageLength = mpi_reply->ExtPageLength;
mpi_request.ExtPageType = mpi_reply->ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply->ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2SasDevicePage1_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_number_hba_phys - obtain number of phys on the host
* @ioc: per adapter object
* @num_phys: pointer returned with the number of phys
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
u16 ioc_status;
Mpi2ConfigReply_t mpi_reply;
Mpi2SasIOUnitPage0_t config_page;
mutex_lock(&ioc->config_cmds.mutex);
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT;
mpi_request.Header.PageNumber = 0;
mpi_request.Header.PageVersion = MPI2_SASIOUNITPAGE0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, &mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply.Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply.Header.PageNumber;
mpi_request.Header.PageType = mpi_reply.Header.PageType;
mpi_request.ExtPageLength = mpi_reply.ExtPageLength;
mpi_request.ExtPageType = mpi_reply.ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply.ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, &mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r) {
ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
MPI2_IOCSTATUS_MASK;
if (ioc_status == MPI2_IOCSTATUS_SUCCESS) {
memcpy(&config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2SasIOUnitPage0_t)));
*num_phys = config_page.NumPhys;
}
}
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_sas_iounit_pg0 - obtain sas iounit page 0
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @sz: size of buffer passed in config_page
* Context: sleep.
*
* Calling function should call config_get_number_hba_phys prior to
* this function, so enough memory is allocated for config_page.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sz);
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT;
mpi_request.Header.PageNumber = 0;
mpi_request.Header.PageVersion = MPI2_SASIOUNITPAGE0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.ExtPageLength = mpi_reply->ExtPageLength;
mpi_request.ExtPageType = mpi_reply->ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply->ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, sz, mem.config_page_sz));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_sas_iounit_pg1 - obtain sas iounit page 0
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @sz: size of buffer passed in config_page
* Context: sleep.
*
* Calling function should call config_get_number_hba_phys prior to
* this function, so enough memory is allocated for config_page.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sz);
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT;
mpi_request.Header.PageNumber = 1;
mpi_request.Header.PageVersion = MPI2_SASIOUNITPAGE0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.ExtPageLength = mpi_reply->ExtPageLength;
mpi_request.ExtPageType = mpi_reply->ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply->ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, sz, mem.config_page_sz));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_expander_pg0 - obtain expander page 0
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @form: GET_NEXT_HANDLE or HANDLE
* @handle: expander handle
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2ExpanderPage0_t));
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_EXPANDER;
mpi_request.Header.PageNumber = 0;
mpi_request.Header.PageVersion = MPI2_SASEXPANDER0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress = cpu_to_le32(form | handle);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.ExtPageLength = mpi_reply->ExtPageLength;
mpi_request.ExtPageType = mpi_reply->ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply->ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2ExpanderPage0_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_expander_pg1 - obtain expander page 1
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @phy_number: phy number
* @handle: expander handle
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number,
u16 handle)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2ExpanderPage1_t));
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_EXPANDER;
mpi_request.Header.PageNumber = 1;
mpi_request.Header.PageVersion = MPI2_SASEXPANDER1_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress =
cpu_to_le32(MPI2_SAS_EXPAND_PGAD_FORM_HNDL_PHY_NUM |
(phy_number << MPI2_SAS_EXPAND_PGAD_PHYNUM_SHIFT) | handle);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.ExtPageLength = mpi_reply->ExtPageLength;
mpi_request.ExtPageType = mpi_reply->ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply->ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2ExpanderPage1_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_enclosure_pg0 - obtain enclosure page 0
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @form: GET_NEXT_HANDLE or HANDLE
* @handle: expander handle
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2SasEnclosurePage0_t));
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_ENCLOSURE;
mpi_request.Header.PageNumber = 0;
mpi_request.Header.PageVersion = MPI2_SASENCLOSURE0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress = cpu_to_le32(form | handle);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.ExtPageLength = mpi_reply->ExtPageLength;
mpi_request.ExtPageType = mpi_reply->ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply->ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2SasEnclosurePage0_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_phy_pg0 - obtain phy page 0
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @phy_number: phy number
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2SasPhyPage0_t));
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_PHY;
mpi_request.Header.PageNumber = 0;
mpi_request.Header.PageVersion = MPI2_SASPHY0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress =
cpu_to_le32(MPI2_SAS_PHY_PGAD_FORM_PHY_NUMBER | phy_number);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.ExtPageLength = mpi_reply->ExtPageLength;
mpi_request.ExtPageType = mpi_reply->ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply->ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2SasPhyPage0_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_phy_pg1 - obtain phy page 1
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @phy_number: phy number
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2SasPhyPage1_t));
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_PHY;
mpi_request.Header.PageNumber = 1;
mpi_request.Header.PageVersion = MPI2_SASPHY1_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress =
cpu_to_le32(MPI2_SAS_PHY_PGAD_FORM_PHY_NUMBER | phy_number);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.ExtPageLength = mpi_reply->ExtPageLength;
mpi_request.ExtPageType = mpi_reply->ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply->ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2SasPhyPage1_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_raid_volume_pg1 - obtain raid volume page 1
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @form: GET_NEXT_HANDLE or HANDLE
* @handle: volume handle
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form,
u32 handle)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(config_page, 0, sizeof(Mpi2RaidVolPage1_t));
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_RAID_VOLUME;
mpi_request.Header.PageNumber = 1;
mpi_request.Header.PageVersion = MPI2_RAIDVOLPAGE1_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress = cpu_to_le32(form | handle);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.Header.PageLength = mpi_reply->Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply->Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2RaidVolPage1_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_number_pds - obtain number of phys disk assigned to volume
* @ioc: per adapter object
* @handle: volume handle
* @num_pds: returns pds count
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle,
u8 *num_pds)
{
Mpi2ConfigRequest_t mpi_request;
Mpi2RaidVolPage0_t *config_page;
Mpi2ConfigReply_t mpi_reply;
int r;
struct config_request mem;
u16 ioc_status;
mutex_lock(&ioc->config_cmds.mutex);
memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
*num_pds = 0;
mpi_request.Function = MPI2_FUNCTION_CONFIG;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_RAID_VOLUME;
mpi_request.Header.PageNumber = 0;
mpi_request.Header.PageVersion = MPI2_RAIDVOLPAGE0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, &mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress =
cpu_to_le32(MPI2_RAID_VOLUME_PGAD_FORM_HANDLE | handle);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply.Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply.Header.PageNumber;
mpi_request.Header.PageType = mpi_reply.Header.PageType;
mpi_request.Header.PageLength = mpi_reply.Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply.Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, &mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r) {
ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
MPI2_IOCSTATUS_MASK;
if (ioc_status == MPI2_IOCSTATUS_SUCCESS) {
config_page = mem.config_page;
*num_pds = config_page->NumPhysDisks;
}
}
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_raid_volume_pg0 - obtain raid volume page 0
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @form: GET_NEXT_HANDLE or HANDLE
* @handle: volume handle
* @sz: size of buffer passed in config_page
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form,
u32 handle, u16 sz)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
memset(config_page, 0, sz);
mpi_request.Function = MPI2_FUNCTION_CONFIG;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_RAID_VOLUME;
mpi_request.Header.PageNumber = 0;
mpi_request.Header.PageVersion = MPI2_RAIDVOLPAGE0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress = cpu_to_le32(form | handle);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.Header.PageLength = mpi_reply->Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply->Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, sz, mem.config_page_sz));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_phys_disk_pg0 - obtain phys disk page 0
* @ioc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @form: GET_NEXT_PHYSDISKNUM, PHYSDISKNUM, DEVHANDLE
* @form_specific: specific to the form
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
u32 form_specific)
{
Mpi2ConfigRequest_t mpi_request;
int r;
struct config_request mem;
mutex_lock(&ioc->config_cmds.mutex);
memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
memset(config_page, 0, sizeof(Mpi2RaidPhysDiskPage0_t));
mpi_request.Function = MPI2_FUNCTION_CONFIG;
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_RAID_PHYSDISK;
mpi_request.Header.PageNumber = 0;
mpi_request.Header.PageVersion = MPI2_RAIDPHYSDISKPAGE0_PAGEVERSION;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress = cpu_to_le32(form | form_specific);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply->Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply->Header.PageNumber;
mpi_request.Header.PageType = mpi_reply->Header.PageType;
mpi_request.Header.PageLength = mpi_reply->Header.PageLength;
mem.config_page_sz = le16_to_cpu(mpi_reply->Header.PageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (!r)
memcpy(config_page, mem.config_page,
min_t(u16, mem.config_page_sz,
sizeof(Mpi2RaidPhysDiskPage0_t)));
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_volume_handle - returns volume handle for give hidden raid components
* @ioc: per adapter object
* @pd_handle: phys disk handle
* @volume_handle: volume handle
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
u16 *volume_handle)
{
Mpi2RaidConfigurationPage0_t *config_page;
Mpi2ConfigRequest_t mpi_request;
Mpi2ConfigReply_t mpi_reply;
int r, i;
struct config_request mem;
u16 ioc_status;
mutex_lock(&ioc->config_cmds.mutex);
*volume_handle = 0;
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_EXTENDED;
mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_RAID_CONFIG;
mpi_request.Header.PageVersion = MPI2_RAIDCONFIG0_PAGEVERSION;
mpi_request.Header.PageNumber = 0;
mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
r = _config_request(ioc, &mpi_request, &mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
mpi_request.PageAddress =
cpu_to_le32(MPI2_RAID_PGAD_FORM_ACTIVE_CONFIG);
mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
mpi_request.Header.PageVersion = mpi_reply.Header.PageVersion;
mpi_request.Header.PageNumber = mpi_reply.Header.PageNumber;
mpi_request.Header.PageType = mpi_reply.Header.PageType;
mpi_request.ExtPageLength = mpi_reply.ExtPageLength;
mpi_request.ExtPageType = mpi_reply.ExtPageType;
mem.config_page_sz = le16_to_cpu(mpi_reply.ExtPageLength) * 4;
if (mem.config_page_sz > ioc->config_page_sz) {
r = _config_alloc_config_dma_memory(ioc, &mem);
if (r)
goto out;
} else {
mem.config_page_dma = ioc->config_page_dma;
mem.config_page = ioc->config_page;
}
ioc->base_add_sg_single(&mpi_request.PageBufferSGE,
MPT2_CONFIG_COMMON_SGLFLAGS | mem.config_page_sz,
mem.config_page_dma);
r = _config_request(ioc, &mpi_request, &mpi_reply,
MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT);
if (r)
goto out;
r = -1;
ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
goto done;
config_page = mem.config_page;
for (i = 0; i < config_page->NumElements; i++) {
if ((config_page->ConfigElement[i].ElementFlags &
MPI2_RAIDCONFIG0_EFLAGS_MASK_ELEMENT_TYPE) !=
MPI2_RAIDCONFIG0_EFLAGS_VOL_PHYS_DISK_ELEMENT)
continue;
if (config_page->ConfigElement[i].PhysDiskDevHandle ==
pd_handle) {
*volume_handle = le16_to_cpu(config_page->
ConfigElement[i].VolDevHandle);
r = 0;
goto done;
}
}
done:
if (mem.config_page_sz > ioc->config_page_sz)
_config_free_config_dma_memory(ioc, &mem);
out:
mutex_unlock(&ioc->config_cmds.mutex);
return r;
}
/**
* mpt2sas_config_get_volume_wwid - returns wwid given the volume handle
* @ioc: per adapter object
* @volume_handle: volume handle
* @wwid: volume wwid
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
u64 *wwid)
{
Mpi2ConfigReply_t mpi_reply;
Mpi2RaidVolPage1_t raid_vol_pg1;
*wwid = 0;
if (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
&raid_vol_pg1, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE,
volume_handle))) {
*wwid = le64_to_cpu(raid_vol_pg1.WWID);
return 0;
} else
return -1;
}
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