From: Moore, Eric Date: Tue, 17 Jan 2006 01:53:06 +0000 (-0700) Subject: [SCSI] fusion: spi bus reset when driver loads X-Git-Tag: v2.6.16-rc2~242^2~12 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d8e925dc8850c01e36e6b2acb08ed0fbdc38b9f1;p=linux-2.6 [SCSI] fusion: spi bus reset when driver loads This patch is for spi. This issues bus reset when driver loads. Handling cases when initator has negotiated for packetized, and target negotiated for non-packetized; effectly this bus reset is getting both target and initiator on the same sheet of music. Signed-off-by: Eric Moore Signed-off-by: James Bottomley --- diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index d890b2b8a9..2806662a9c 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -4598,6 +4598,14 @@ mpt_GetScsiPortSettings(MPT_ADAPTER *ioc, int portnum) SCSIPortPage2_t *pPP2 = (SCSIPortPage2_t *) pbuf; MpiDeviceInfo_t *pdevice = NULL; + /* + * Save "Set to Avoid SCSI Bus Resets" flag + */ + ioc->spi_data.bus_reset = + (le32_to_cpu(pPP2->PortFlags) & + MPI_SCSIPORTPAGE2_PORT_FLAGS_AVOID_SCSI_RESET) ? + 0 : 1 ; + /* Save the Port Page 2 data * (reformat into a 32bit quantity) */ diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c index 7dce29277c..f148dfa391 100644 --- a/drivers/message/fusion/mptspi.c +++ b/drivers/message/fusion/mptspi.c @@ -384,6 +384,14 @@ mptspi_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto out_mptspi_probe; } + /* + * issue internal bus reset + */ + if (ioc->spi_data.bus_reset) + mptscsih_TMHandler(hd, + MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, + 0, 0, 0, 0, 5); + scsi_scan_host(sh); return 0; @@ -445,7 +453,7 @@ static void __exit mptspi_exit(void) { pci_unregister_driver(&mptspi_driver); - + mpt_reset_deregister(mptspiDoneCtx); dprintk((KERN_INFO MYNAM ": Deregistered for IOC reset notifications\n"));