diff options
Diffstat (limited to 'drivers/message/fusion/mptscsih.c')
| -rw-r--r-- | drivers/message/fusion/mptscsih.c | 47 |
1 files changed, 21 insertions, 26 deletions
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index a0078ae5b9b..364c49cb748 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -2234,13 +2234,27 @@ mptscsih_slave_destroy(struct scsi_device *device) } } -static void -mptscsih_set_queue_depth(struct scsi_device *device, MPT_SCSI_HOST *hd, - VirtDevice *pTarget, int qdepth) +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * mptscsih_change_queue_depth - This function will set a devices queue depth + * @sdev: per scsi_device pointer + * @qdepth: requested queue depth + * + * Adding support for new 'change_queue_depth' api. +*/ +int +mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth) { + MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)sdev->host->hostdata; + VirtDevice *pTarget; int max_depth; int tagged; + if (hd == NULL) + return 0; + if (!(pTarget = hd->Targets[sdev->id])) + return 0; + if (hd->ioc->bus_type == SCSI) { if (pTarget->tflags & MPT_TARGET_FLAGS_VALID_INQUIRY) { if (!(pTarget->tflags & MPT_TARGET_FLAGS_Q_YES)) @@ -2264,10 +2278,10 @@ mptscsih_set_queue_depth(struct scsi_device *device, MPT_SCSI_HOST *hd, else tagged = MSG_SIMPLE_TAG; - scsi_adjust_queue_depth(device, tagged, qdepth); + scsi_adjust_queue_depth(sdev, tagged, qdepth); + return sdev->queue_depth; } - /* * OS entry point to adjust the queue_depths on a per-device basis. * Called once per device the bus scan. Use it to force the queue_depth @@ -2317,7 +2331,7 @@ mptscsih_slave_configure(struct scsi_device *device) mptscsih_initTarget(hd, device->channel, device->id, device->lun, device->inquiry, device->inquiry_len ); - mptscsih_set_queue_depth(device, hd, pTarget, MPT_SCSI_CMD_PER_DEV_HIGH); + mptscsih_change_queue_depth(device, MPT_SCSI_CMD_PER_DEV_HIGH); dsprintk((MYIOC_s_INFO_FMT "Queue depth=%d, tflags=%x\n", @@ -2337,25 +2351,6 @@ slave_configure_exit: return 0; } -ssize_t -mptscsih_store_queue_depth(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) -{ - int depth; - struct scsi_device *sdev = to_scsi_device(dev); - MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *) sdev->host->hostdata; - VirtDevice *pTarget; - - depth = simple_strtoul(buf, NULL, 0); - if (depth == 0) - return -EINVAL; - pTarget = hd->Targets[sdev->id]; - if (pTarget == NULL) - return -EINVAL; - mptscsih_set_queue_depth(sdev, (MPT_SCSI_HOST *) sdev->host->hostdata, - pTarget, depth); - return count; -} - /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* * Private routines... @@ -5586,7 +5581,7 @@ EXPORT_SYMBOL(mptscsih_taskmgmt_complete); EXPORT_SYMBOL(mptscsih_scandv_complete); EXPORT_SYMBOL(mptscsih_event_process); EXPORT_SYMBOL(mptscsih_ioc_reset); -EXPORT_SYMBOL(mptscsih_store_queue_depth); +EXPORT_SYMBOL(mptscsih_change_queue_depth); EXPORT_SYMBOL(mptscsih_timer_expired); /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |