From d66c7a0f46ce53f1252e03fe372e39dc2dfff1ea Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Tue, 17 Jan 2006 13:43:14 +0000 Subject: [PATCH] [SCSI] fusion: setting timeouts in eh threads appropiatley for fc/sas/spi On Mon, Jan 16, 2006 at 06:53:13PM -0700, Moore, Eric wrote: > The task managment request timeout in the eh threads was set > for U320 timing, which is between 2-5 seconds. > This is too small for FC and SAS. > According to the firmware engineers, Fibre needs to be 40 seconds > and SAS needs to be 10 seconds. The timeout selection should probably be done in a little helper instead of duplicated in a few places. Updated patch below. Signed-off-by: James Bottomley --- drivers/message/fusion/mptscsih.c | 20 +++++++++++++++++--- 1 file changed, 17 insertions(+), 3 deletions(-) diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index aa9cde807632..05832a8c5f0b 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -1718,6 +1718,20 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun return retval; } +static int +mptscsih_get_tm_timeout(MPT_ADAPTER *ioc) +{ + switch (ioc->bus_type) { + case FC: + return 40; + case SAS: + return 10; + case SPI: + default: + return 2; + } +} + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** * mptscsih_abort - Abort linux scsi_cmnd routine, new_eh variant @@ -1789,7 +1803,7 @@ mptscsih_abort(struct scsi_cmnd * SCpnt) vdev = SCpnt->device->hostdata; retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, vdev->bus_id, vdev->target_id, vdev->lun, - ctx2abort, 2 /* 2 second timeout */); + ctx2abort, mptscsih_get_tm_timeout(ioc)); printk (KERN_WARNING MYNAM ": %s: task abort: %s (sc=%p)\n", hd->ioc->name, @@ -1840,7 +1854,7 @@ mptscsih_dev_reset(struct scsi_cmnd * SCpnt) vdev = SCpnt->device->hostdata; retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, vdev->bus_id, vdev->target_id, - 0, 0, 5 /* 5 second timeout */); + 0, 0, mptscsih_get_tm_timeout(hd->ioc)); printk (KERN_WARNING MYNAM ": %s: target reset: %s (sc=%p)\n", hd->ioc->name, @@ -1890,7 +1904,7 @@ mptscsih_bus_reset(struct scsi_cmnd * SCpnt) vdev = SCpnt->device->hostdata; retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, - vdev->bus_id, 0, 0, 0, 5 /* 5 second timeout */); + vdev->bus_id, 0, 0, 0, mptscsih_get_tm_timeout(hd->ioc)); printk (KERN_WARNING MYNAM ": %s: bus reset: %s (sc=%p)\n", hd->ioc->name,