Author: marius
Date: Mon Jun 24 21:27:15 2013
New Revision: 252180
URL: http://svnweb.freebsd.org/changeset/base/252180
Log:
Flag mpt(4) as supporting unmapped I/O; all necessary conversion actually
already has been done as part of r246713 except for a comment update.
MFC after: 3 days
Modified:
head/sys/dev/mpt/mpt_cam.c
Modified: head/sys/dev/mpt/mpt_cam.c
==============================================================================
--- head/sys/dev/mpt/mpt_cam.c Mon Jun 24 21:13:58 2013 (r252179)
+++ head/sys/dev/mpt/mpt_cam.c Mon Jun 24 21:27:15 2013 (r252180)
@@ -1254,7 +1254,8 @@ mpt_timeout(void *arg)
}
/*
- * Callback routine from "bus_dmamap_load" or, in simple cases, called
directly.
+ * Callback routine from bus_dmamap_load_ccb(9) or, in simple cases, called
+ * directly.
*
* Takes a list of physical segments and builds the SGL for SCSI IO command
* and forwards the commard to the IOC after one last check that CAM has not
@@ -1688,7 +1689,6 @@ mpt_execute_req(void *arg, bus_dma_segme
hdrp = req->req_vbuf;
mpt_off = req->req_vbuf;
-
if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
error = EFBIG;
}
@@ -3595,21 +3595,21 @@ mpt_action(struct cam_sim *sim, union cc
#ifdef CAM_NEW_TRAN_CODE
cpi->protocol = PROTO_SCSI;
if (mpt->is_fc) {
- cpi->hba_misc = PIM_NOBUSRESET;
+ cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED;
cpi->base_transfer_speed = 100000;
cpi->hba_inquiry = PI_TAG_ABLE;
cpi->transport = XPORT_FC;
cpi->transport_version = 0;
cpi->protocol_version = SCSI_REV_SPC;
} else if (mpt->is_sas) {
- cpi->hba_misc = PIM_NOBUSRESET;
+ cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED;
cpi->base_transfer_speed = 300000;
cpi->hba_inquiry = PI_TAG_ABLE;
cpi->transport = XPORT_SAS;
cpi->transport_version = 0;
cpi->protocol_version = SCSI_REV_SPC2;
} else {
- cpi->hba_misc = PIM_SEQSCAN;
+ cpi->hba_misc = PIM_SEQSCAN | PIM_UNMAPPED;
cpi->base_transfer_speed = 3300;
cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
cpi->transport = XPORT_SPI;
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