diff options
Diffstat (limited to 'drivers/message/fusion/mptspi.c')
| -rw-r--r-- | drivers/message/fusion/mptspi.c | 36 |
1 files changed, 27 insertions, 9 deletions
diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c index 85f21b54cb7d..d75f7ffbb02e 100644 --- a/drivers/message/fusion/mptspi.c +++ b/drivers/message/fusion/mptspi.c @@ -96,14 +96,13 @@ static int mptspiTaskCtx = -1; static int mptspiInternalCtx = -1; /* Used only for internal commands */ /** - * mptspi_setTargetNegoParms - Update the target negotiation - * parameters based on the the Inquiry data, adapter capabilities, - * and NVRAM settings - * + * mptspi_setTargetNegoParms - Update the target negotiation parameters * @hd: Pointer to a SCSI Host Structure - * @vtarget: per target private data + * @target: per target private data * @sdev: SCSI device * + * Update the target negotiation parameters based on the the Inquiry + * data, adapter capabilities, and NVRAM settings. **/ static void mptspi_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, @@ -234,7 +233,7 @@ mptspi_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, /** * mptspi_writeIOCPage4 - write IOC Page 4 * @hd: Pointer to a SCSI Host Structure - * @channel: + * @channel: channel number * @id: write IOC Page4 for this ID & Bus * * Return: -EAGAIN if unable to obtain a Message Frame @@ -446,7 +445,7 @@ static int mptspi_target_alloc(struct scsi_target *starget) return 0; } -void +static void mptspi_target_destroy(struct scsi_target *starget) { if (starget->hostdata) @@ -677,7 +676,9 @@ static void mptspi_dv_device(struct _MPT_SCSI_HOST *hd, return; } + hd->spi_pending |= (1 << sdev->id); spi_dv_device(sdev); + hd->spi_pending &= ~(1 << sdev->id); if (sdev->channel == 1 && mptscsih_quiesce_raid(hd, 0, vtarget->channel, vtarget->id) < 0) @@ -1203,11 +1204,27 @@ mptspi_dv_renegotiate_work(struct work_struct *work) container_of(work, struct work_queue_wrapper, work); struct _MPT_SCSI_HOST *hd = wqw->hd; struct scsi_device *sdev; + struct scsi_target *starget; + struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1; + u32 nego; kfree(wqw); - shost_for_each_device(sdev, hd->ioc->sh) - mptspi_dv_device(hd, sdev); + if (hd->spi_pending) { + shost_for_each_device(sdev, hd->ioc->sh) { + if (hd->spi_pending & (1 << sdev->id)) + continue; + starget = scsi_target(sdev); + nego = mptspi_getRP(starget); + pg1.RequestedParameters = cpu_to_le32(nego); + pg1.Reserved = 0; + pg1.Configuration = 0; + mptspi_write_spi_device_pg1(starget, &pg1); + } + } else { + shost_for_each_device(sdev, hd->ioc->sh) + mptspi_dv_device(hd, sdev); + } } static void @@ -1453,6 +1470,7 @@ mptspi_probe(struct pci_dev *pdev, const struct pci_device_id *id) init_waitqueue_head(&hd->scandv_waitq); hd->scandv_wait_done = 0; hd->last_queue_full = 0; + hd->spi_pending = 0; /* Some versions of the firmware don't support page 0; without * that we can't get the parameters */ |