diff options
Diffstat (limited to 'sys/cam/ata/ata_da.c')
| -rw-r--r-- | sys/cam/ata/ata_da.c | 38 |
1 files changed, 24 insertions, 14 deletions
diff --git a/sys/cam/ata/ata_da.c b/sys/cam/ata/ata_da.c index 5c58277..20bdd63 100644 --- a/sys/cam/ata/ata_da.c +++ b/sys/cam/ata/ata_da.c @@ -117,10 +117,10 @@ struct disk_params { }; #define TRIM_MAX_BLOCKS 8 -#define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * 64) +#define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) #define TRIM_MAX_BIOS (TRIM_MAX_RANGES * 4) struct trim_request { - uint8_t data[TRIM_MAX_RANGES * 8]; + uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; struct bio *bps[TRIM_MAX_BIOS]; }; @@ -1109,8 +1109,8 @@ adaregister(struct cam_periph *periph, void *arg) softc->trim_max_ranges = TRIM_MAX_RANGES; if (cgd->ident_data.max_dsm_blocks != 0) { softc->trim_max_ranges = - min(cgd->ident_data.max_dsm_blocks * 64, - softc->trim_max_ranges); + min(cgd->ident_data.max_dsm_blocks * + ATA_DSM_BLK_RANGES, softc->trim_max_ranges); } } if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) @@ -1186,10 +1186,12 @@ adaregister(struct cam_periph *periph, void *arg) softc->disk->d_flags = 0; if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; - if ((softc->flags & ADA_FLAG_CAN_TRIM) || - ((softc->flags & ADA_FLAG_CAN_CFA) && - !(softc->flags & ADA_FLAG_CAN_48BIT))) + if (softc->flags & ADA_FLAG_CAN_TRIM) { softc->disk->d_flags |= DISKFLAG_CANDELETE; + } else if ((softc->flags & ADA_FLAG_CAN_CFA) && + !(softc->flags & ADA_FLAG_CAN_48BIT)) { + softc->disk->d_flags |= DISKFLAG_CANDELETE; + } if ((cpi.hba_misc & PIM_UNMAPPED) != 0) softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; strlcpy(softc->disk->d_descr, cgd->ident_data.model, @@ -1354,9 +1356,9 @@ adastart(struct cam_periph *periph, union ccb *start_ccb) /* Try to extend the previous range. */ if (lba == lastlba) { - c = min(count, 0xffff - lastcount); + c = min(count, ATA_DSM_RANGE_MAX - lastcount); lastcount += c; - off = (ranges - 1) * 8; + off = (ranges - 1) * ATA_DSM_RANGE_SIZE; req->data[off + 6] = lastcount & 0xff; req->data[off + 7] = (lastcount >> 8) & 0xff; @@ -1365,8 +1367,8 @@ adastart(struct cam_periph *periph, union ccb *start_ccb) } while (count > 0) { - c = min(count, 0xffff); - off = ranges * 8; + c = min(count, ATA_DSM_RANGE_MAX); + off = ranges * ATA_DSM_RANGE_SIZE; req->data[off + 0] = lba & 0xff; req->data[off + 1] = (lba >> 8) & 0xff; req->data[off + 2] = (lba >> 16) & 0xff; @@ -1379,6 +1381,11 @@ adastart(struct cam_periph *periph, union ccb *start_ccb) count -= c; lastcount = c; ranges++; + /* + * Its the caller's responsibility to ensure the + * request will fit so we don't need to check for + * overrun here + */ } lastlba = lba; req->bps[bps++] = bp1; @@ -1386,7 +1393,8 @@ adastart(struct cam_periph *periph, union ccb *start_ccb) if (bps >= TRIM_MAX_BIOS || bp1 == NULL || bp1->bio_bcount / softc->params.secsize > - (softc->trim_max_ranges - ranges) * 0xffff) + (softc->trim_max_ranges - ranges) * + ATA_DSM_RANGE_MAX) break; } while (1); cam_fill_ataio(ataio, @@ -1395,10 +1403,12 @@ adastart(struct cam_periph *periph, union ccb *start_ccb) CAM_DIR_OUT, 0, req->data, - ((ranges + 63) / 64) * 512, + ((ranges + ATA_DSM_BLK_RANGES - 1) / + ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, ada_default_timeout * 1000); ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, - ATA_DSM_TRIM, 0, (ranges + 63) / 64); + ATA_DSM_TRIM, 0, (ranges + ATA_DSM_BLK_RANGES - + 1) / ATA_DSM_BLK_RANGES); start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; goto out; } |
