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-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_config.c1873
1 files changed, 1873 insertions, 0 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_config.c b/drivers/scsi/mpt2sas/mpt2sas_config.c
new file mode 100644
index 000000000000..58cfb97846f7
--- /dev/null
+++ b/drivers/scsi/mpt2sas/mpt2sas_config.c
@@ -0,0 +1,1873 @@
+/*
+ * 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;
+}