diff options
Diffstat (limited to 'sys/dev/mrsas/mrsas.c')
| -rw-r--r-- | sys/dev/mrsas/mrsas.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/sys/dev/mrsas/mrsas.c b/sys/dev/mrsas/mrsas.c index df4fb98c53eb..ff7dc765a3b4 100644 --- a/sys/dev/mrsas/mrsas.c +++ b/sys/dev/mrsas/mrsas.c @@ -1923,15 +1923,16 @@ mrsas_alloc_mem(struct mrsas_softc *sc) /* * Allocate parent DMA tag */ - if (bus_dma_tag_create(NULL, /* parent */ + if (bus_dma_tag_create( + bus_get_dma_tag(sc->mrsas_dev), /* parent */ 1, /* alignment */ 0, /* boundary */ BUS_SPACE_MAXADDR, /* lowaddr */ BUS_SPACE_MAXADDR, /* highaddr */ NULL, NULL, /* filter, filterarg */ - MAXPHYS, /* maxsize */ - sc->max_num_sge, /* nsegments */ - MAXPHYS, /* maxsegsize */ + BUS_SPACE_MAXSIZE, /* maxsize */ + BUS_SPACE_UNRESTRICTED, /* nsegments */ + BUS_SPACE_MAXSIZE, /* maxsegsize */ 0, /* flags */ NULL, NULL, /* lockfunc, lockarg */ &sc->mrsas_parent_tag /* tag */ @@ -2543,7 +2544,7 @@ mrsas_init_fw(struct mrsas_softc *sc) sc->ctrl_info->max_strips_per_io; max_sectors_2 = sc->ctrl_info->max_request_size; tmp_sectors = min(max_sectors_1, max_sectors_2); - sc->max_sectors_per_req = sc->max_num_sge * MRSAS_PAGE_SIZE / 512; + sc->max_sectors_per_req = (sc->max_num_sge - 1) * MRSAS_PAGE_SIZE / 512; if (tmp_sectors && (sc->max_sectors_per_req > tmp_sectors)) sc->max_sectors_per_req = tmp_sectors; |