diff options
Diffstat (limited to 'drivers/message/fusion/mptctl.c')
| -rw-r--r-- | drivers/message/fusion/mptctl.c | 74 |
1 files changed, 62 insertions, 12 deletions
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c index be5fcd8db63b..2df3b8756545 100644 --- a/drivers/message/fusion/mptctl.c +++ b/drivers/message/fusion/mptctl.c @@ -2271,13 +2271,16 @@ mptctl_hp_hostinfo(unsigned long arg, unsigned int data_size) hp_host_info_t __user *uarg = (void __user *) arg; MPT_ADAPTER *ioc; struct pci_dev *pdev; - char *pbuf; + char *pbuf=NULL; dma_addr_t buf_dma; hp_host_info_t karg; CONFIGPARMS cfg; ConfigPageHeader_t hdr; int iocnum; int rc, cim_rev; + ToolboxIstwiReadWriteRequest_t *IstwiRWRequest; + MPT_FRAME_HDR *mf = NULL; + MPIHeader_t *mpi_hdr; dctlprintk((": mptctl_hp_hostinfo called.\n")); /* Reset long to int. Should affect IA64 and SPARC only @@ -2413,20 +2416,67 @@ mptctl_hp_hostinfo(unsigned long arg, unsigned int data_size) } } - cfg.pageAddr = 0; - cfg.action = MPI_TOOLBOX_ISTWI_READ_WRITE_TOOL; - cfg.dir = MPI_TB_ISTWI_FLAGS_READ; - cfg.timeout = 10; + /* + * Gather ISTWI(Industry Standard Two Wire Interface) Data + */ + if ((mf = mpt_get_msg_frame(mptctl_id, ioc)) == NULL) { + dfailprintk((MYIOC_s_WARN_FMT "%s, no msg frames!!\n", + ioc->name,__FUNCTION__)); + goto out; + } + + IstwiRWRequest = (ToolboxIstwiReadWriteRequest_t *)mf; + mpi_hdr = (MPIHeader_t *) mf; + memset(IstwiRWRequest,0,sizeof(ToolboxIstwiReadWriteRequest_t)); + IstwiRWRequest->Function = MPI_FUNCTION_TOOLBOX; + IstwiRWRequest->Tool = MPI_TOOLBOX_ISTWI_READ_WRITE_TOOL; + IstwiRWRequest->MsgContext = mpi_hdr->MsgContext; + IstwiRWRequest->Flags = MPI_TB_ISTWI_FLAGS_READ; + IstwiRWRequest->NumAddressBytes = 0x01; + IstwiRWRequest->DataLength = cpu_to_le16(0x04); + if (pdev->devfn & 1) + IstwiRWRequest->DeviceAddr = 0xB2; + else + IstwiRWRequest->DeviceAddr = 0xB0; + pbuf = pci_alloc_consistent(ioc->pcidev, 4, &buf_dma); - if (pbuf) { - cfg.physAddr = buf_dma; - if ((mpt_toolbox(ioc, &cfg)) == 0) { - karg.rsvd = *(u32 *)pbuf; - } - pci_free_consistent(ioc->pcidev, 4, pbuf, buf_dma); - pbuf = NULL; + if (!pbuf) + goto out; + mpt_add_sge((char *)&IstwiRWRequest->SGL, + (MPT_SGE_FLAGS_SSIMPLE_READ|4), buf_dma); + + ioc->ioctl->wait_done = 0; + mpt_put_msg_frame(mptctl_id, ioc, mf); + + rc = wait_event_timeout(mptctl_wait, + ioc->ioctl->wait_done == 1, + HZ*MPT_IOCTL_DEFAULT_TIMEOUT /* 10 sec */); + + if(rc <=0 && (ioc->ioctl->wait_done != 1 )) { + /* + * Now we need to reset the board + */ + mpt_free_msg_frame(ioc, mf); + mptctl_timeout_expired(ioc->ioctl); + goto out; } + /* + *ISTWI Data Definition + * pbuf[0] = FW_VERSION = 0x4 + * pbuf[1] = Bay Count = 6 or 4 or 2, depending on + * the config, you should be seeing one out of these three values + * pbuf[2] = Drive Installed Map = bit pattern depend on which + * bays have drives in them + * pbuf[3] = Checksum (0x100 = (byte0 + byte2 + byte3) + */ + if (ioc->ioctl->status & MPT_IOCTL_STATUS_RF_VALID) + karg.rsvd = *(u32 *)pbuf; + + out: + if (pbuf) + pci_free_consistent(ioc->pcidev, 4, pbuf, buf_dma); + /* Copy the data from kernel memory to user memory */ if (copy_to_user((char __user *)arg, &karg, sizeof(hp_host_info_t))) { |