Added new function mptsas_exp_manufacture_info, which will
obtain the REPORT_MANUFACTURING, and fill the details into the
sas_expander_device object when the expander port is created.
Signed-off-by: Kashyap Desai <kashyap.desai@xxxxxxx>
---
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index 83873e3..1b7f550 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -2686,6 +2686,187 @@ mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info,
return error;
}
+struct rep_manu_request{
+ u8 smp_frame_type;
+ u8 function;
+ u8 reserved;
+ u8 request_length;
+};
+
+struct rep_manu_reply{
+ u8 smp_frame_type; /* 0x41 */
+ u8 function; /* 0x01 */
+ u8 function_result;
+ u8 response_length;
+ u16 expander_change_count;
+ u8 reserved0[2];
+ u8 sas_format:1;
+ u8 reserved1:7;
+ u8 reserved2[3];
+ u8 vendor_id[SAS_EXPANDER_VENDOR_ID_LEN];
+ u8 product_id[SAS_EXPANDER_PRODUCT_ID_LEN];
+ u8 product_rev[SAS_EXPANDER_PRODUCT_REV_LEN];
+ u8 component_vendor_id[SAS_EXPANDER_COMPONENT_VENDOR_ID_LEN];
+ u16 component_id;
+ u8 component_revision_id;
+ u8 reserved3;
+ u8 vendor_specific[8];
+};
+
+/**
+ * mptsas_exp_repmanufacture_info -
+ * @ioc: per adapter object
+ * @sas_address: expander sas address
+ * @edev: the sas_expander_device object
+ *
+ * Fills in the sas_expander_device object when SMP port is created.
+ *
+ * Returns 0 for success, non-zero for failure.
+ */
+static int
+mptsas_exp_repmanufacture_info(MPT_ADAPTER *ioc,
+ u64 sas_address, struct sas_expander_device *edev)
+{
+ MPT_FRAME_HDR *mf;
+ SmpPassthroughRequest_t *smpreq;
+ SmpPassthroughReply_t *smprep;
+ struct rep_manu_reply *manufacture_reply;
+ struct rep_manu_request *manufacture_request;
+ int ret;
+ int flagsLength;
+ unsigned long timeleft;
+ char *psge;
+ unsigned long flags;
+ void *data_out = NULL;
+ dma_addr_t data_out_dma = 0;
+ u32 sz;
+
+ spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
+ if (ioc->ioc_reset_in_progress) {
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+ printk(MYIOC_s_INFO_FMT "%s: host reset in progress!\n",
+ __func__, ioc->name);
+ return -EFAULT;
+ }
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+
+ ret = mutex_lock_interruptible(&ioc->sas_mgmt.mutex);
+ if (ret)
+ goto out;
+
+ mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc);
+ if (!mf) {
+ ret = -ENOMEM;
+ goto out_unlock;
+ }
+
+ smpreq = (SmpPassthroughRequest_t *)mf;
+ memset(smpreq, 0, sizeof(*smpreq));
+
+ sz = sizeof(struct rep_manu_request) + sizeof(struct rep_manu_reply);
+
+ data_out = pci_alloc_consistent(ioc->pcidev, sz, &data_out_dma);
+ if (!data_out) {
+ printk(KERN_ERR "Memory allocation failure at %s:%d/%s()!\n",
+ __FILE__, __LINE__, __func__);
+ ret = -ENOMEM;
+ goto put_mf;
+ }
+
+ manufacture_request = data_out;
+ manufacture_request->smp_frame_type = 0x40;
+ manufacture_request->function = 1;
+ manufacture_request->reserved = 0;
+ manufacture_request->request_length = 0;
+
+ smpreq->Function = MPI_FUNCTION_SMP_PASSTHROUGH;
+ smpreq->PhysicalPort = 0xFF;
+ *((u64 *)&smpreq->SASAddress) = cpu_to_le64(sas_address);
+ smpreq->RequestDataLength = sizeof(struct rep_manu_request);
+
+ psge = (char *)
+ (((int *) mf) + (offsetof(SmpPassthroughRequest_t, SGL) / 4));
+
+ flagsLength = MPI_SGE_FLAGS_SIMPLE_ELEMENT |
+ MPI_SGE_FLAGS_SYSTEM_ADDRESS |
+ MPI_SGE_FLAGS_HOST_TO_IOC |
+ MPI_SGE_FLAGS_END_OF_BUFFER;
+ flagsLength = flagsLength << MPI_SGE_FLAGS_SHIFT;
+ flagsLength |= sizeof(struct rep_manu_request);
+
+ ioc->add_sge(psge, flagsLength, data_out_dma);
+ psge += ioc->SGE_size;
+
+ flagsLength = MPI_SGE_FLAGS_SIMPLE_ELEMENT |
+ MPI_SGE_FLAGS_SYSTEM_ADDRESS |
+ MPI_SGE_FLAGS_IOC_TO_HOST |
+ MPI_SGE_FLAGS_END_OF_BUFFER;
+ flagsLength = flagsLength << MPI_SGE_FLAGS_SHIFT;
+ flagsLength |= sizeof(struct rep_manu_reply);
+ ioc->add_sge(psge, flagsLength, data_out_dma +
+ sizeof(struct rep_manu_request));
+
+ INITIALIZE_MGMT_STATUS(ioc->sas_mgmt.status)
+ mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf);
+
+ timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, 10 * HZ);
+ if (!(ioc->sas_mgmt.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
+ ret = -ETIME;
+ mpt_free_msg_frame(ioc, mf);
+ mf = NULL;
+ if (ioc->sas_mgmt.status & MPT_MGMT_STATUS_DID_IOCRESET)
+ goto out_free;
+ if (!timeleft)
+ mpt_HardResetHandler(ioc, CAN_SLEEP);
+ goto out_free;
+ }
+
+ mf = NULL;
+
+ if (ioc->sas_mgmt.status & MPT_MGMT_STATUS_RF_VALID) {
+ u8 *tmp;
+
+ smprep = (SmpPassthroughReply_t *)ioc->sas_mgmt.reply;
+ if (le16_to_cpu(smprep->ResponseDataLength) !=
+ sizeof(struct rep_manu_reply))
+ goto out_free;
+
+ manufacture_reply = data_out + sizeof(struct rep_manu_request);
+ strncpy(edev->vendor_id, manufacture_reply->vendor_id,
+ SAS_EXPANDER_VENDOR_ID_LEN);
+ strncpy(edev->product_id, manufacture_reply->product_id,
+ SAS_EXPANDER_PRODUCT_ID_LEN);
+ strncpy(edev->product_rev, manufacture_reply->product_rev,
+ SAS_EXPANDER_PRODUCT_REV_LEN);
+ edev->level = manufacture_reply->sas_format;
+ if (manufacture_reply->sas_format) {
+ strncpy(edev->component_vendor_id,
+ manufacture_reply->component_vendor_id,
+ SAS_EXPANDER_COMPONENT_VENDOR_ID_LEN);
+ tmp = (u8 *)&manufacture_reply->component_id;
+ edev->component_id = tmp[0] << 8 | tmp[1];
+ edev->component_revision_id =
+ manufacture_reply->component_revision_id;
+ }
+ } else {
+ printk(MYIOC_s_ERR_FMT
+ "%s: smp passthru reply failed to be returned\n",
+ ioc->name, __func__);
+ ret = -ENXIO;
+ }
+out_free:
+ if (data_out_dma)
+ pci_free_consistent(ioc->pcidev, sz, data_out, data_out_dma);
+put_mf:
+ if (mf)
+ mpt_free_msg_frame(ioc, mf);
+out_unlock:
+ CLEAR_MGMT_STATUS(ioc->sas_mgmt.status)
+ mutex_unlock(&ioc->sas_mgmt.mutex);
+out:
+ return ret;
+ }
+
static void
mptsas_parse_device_info(struct sas_identify *identify,
struct mptsas_devinfo *device_info)
@@ -2967,6 +3148,11 @@ static int mptsas_probe_one_phy(struct device *dev,
goto out;
}
mptsas_set_rphy(ioc, phy_info, rphy);
+ if (identify.device_type == SAS_EDGE_EXPANDER_DEVICE ||
+ identify.device_type == SAS_FANOUT_EXPANDER_DEVICE)
+ mptsas_exp_repmanufacture_info(ioc,
+ identify.sas_address,
+ rphy_to_expander_device(rphy));
}
out:
--
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