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Add kern.cam.da.X.quirks tunable, similar existing for ada.

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Submitted by:	Michael Lass
MFC after:	2 weeks
Differential Revision:	https://reviews.freebsd.org/D20677
This commit is contained in:
Alexander Motin 2019-09-26 14:48:39 +00:00
parent 20bd59416d
commit 34a5c41c43
1 changed files with 8 additions and 0 deletions
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8
sys/cam/scsi/scsi_da.c
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@ -2694,6 +2694,7 @@ daregister(struct cam_periph *periph, void *arg)
struct ccb_getdev *cgd;
char tmpstr[80];
caddr_t match;
int quirks;
cgd = (struct ccb_getdev *)arg;
if (cgd == NULL) {
@ -2750,6 +2751,13 @@ daregister(struct cam_periph *periph, void *arg)
if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE))
softc->quirks |= DA_Q_NO_6_BYTE;
/* Override quirks if tunable is set */
snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.quirks",
periph->unit_number);
quirks = softc->quirks;
TUNABLE_INT_FETCH(tmpstr, &quirks);
softc->quirks = quirks;
if (SID_TYPE(&cgd->inq_data) == T_ZBC_HM)
softc->zone_mode = DA_ZONE_HOST_MANAGED;
else if (softc->quirks & DA_Q_SMR_DM)