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Check SNCQ HBA capability bit when reporting NCQ support to CAM.
This commit is contained in:
Alexander Motin 2009-11-14 20:06:04 +00:00
parent 9f230678c6
commit 49b96d25da
1 changed files with 6 additions and 2 deletions
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8
sys/dev/ahci/ahci.c
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@ -734,7 +734,9 @@ ahci_ch_attach(device_t dev)
/* Construct SIM entry */
ch->sim = cam_sim_alloc(ahciaction, ahcipoll, "ahcich", ch,
device_get_unit(dev), &ch->mtx,
min(2, ch->numslots), ch->numslots, devq);
min(2, ch->numslots),
(ch->caps & AHCI_CAP_SNCQ) ? ch->numslots : 0,
devq);
if (ch->sim == NULL) {
device_printf(dev, "unable to allocate sim\n");
error = ENOMEM;
@ -2119,7 +2121,9 @@ ahciaction(struct cam_sim *sim, union ccb *ccb)
struct ccb_pathinq *cpi = &ccb->cpi;
cpi->version_num = 1; /* XXX??? */
cpi->hba_inquiry = PI_SDTR_ABLE | PI_TAG_ABLE;
cpi->hba_inquiry = PI_SDTR_ABLE;
if (ch->caps & AHCI_CAP_SNCQ)
cpi->hba_inquiry |= PI_TAG_ABLE;
if (ch->caps & AHCI_CAP_SPM)
cpi->hba_inquiry |= PI_SATAPM;
cpi->target_sprt = 0;