diff options
Diffstat (limited to 'drivers/nvme/host/zns.c')
-rw-r--r-- | drivers/nvme/host/zns.c | 65 |
1 files changed, 33 insertions, 32 deletions
diff --git a/drivers/nvme/host/zns.c b/drivers/nvme/host/zns.c index ec8557810c21..9a06f9d98cd6 100644 --- a/drivers/nvme/host/zns.c +++ b/drivers/nvme/host/zns.c @@ -7,16 +7,6 @@ #include <linux/vmalloc.h> #include "nvme.h" -int nvme_revalidate_zones(struct nvme_ns *ns) -{ - struct request_queue *q = ns->queue; - - blk_queue_chunk_sectors(q, ns->zsze); - blk_queue_max_zone_append_sectors(q, ns->ctrl->max_zone_append); - - return blk_revalidate_disk_zones(ns->disk, NULL); -} - static int nvme_set_max_append(struct nvme_ctrl *ctrl) { struct nvme_command c = { }; @@ -45,10 +35,10 @@ static int nvme_set_max_append(struct nvme_ctrl *ctrl) return 0; } -int nvme_update_zone_info(struct nvme_ns *ns, unsigned lbaf) +int nvme_query_zone_info(struct nvme_ns *ns, unsigned lbaf, + struct nvme_zone_info *zi) { struct nvme_effects_log *log = ns->head->effects; - struct request_queue *q = ns->queue; struct nvme_command c = { }; struct nvme_id_ns_zns *id; int status; @@ -99,24 +89,33 @@ int nvme_update_zone_info(struct nvme_ns *ns, unsigned lbaf) goto free_data; } - ns->zsze = nvme_lba_to_sect(ns, le64_to_cpu(id->lbafe[lbaf].zsze)); - if (!is_power_of_2(ns->zsze)) { + zi->zone_size = le64_to_cpu(id->lbafe[lbaf].zsze); + if (!is_power_of_2(zi->zone_size)) { dev_warn(ns->ctrl->device, - "invalid zone size:%llu for namespace:%u\n", - ns->zsze, ns->head->ns_id); + "invalid zone size: %llu for namespace: %u\n", + zi->zone_size, ns->head->ns_id); status = -ENODEV; goto free_data; } + zi->max_open_zones = le32_to_cpu(id->mor) + 1; + zi->max_active_zones = le32_to_cpu(id->mar) + 1; - disk_set_zoned(ns->disk, BLK_ZONED_HM); - blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, q); - disk_set_max_open_zones(ns->disk, le32_to_cpu(id->mor) + 1); - disk_set_max_active_zones(ns->disk, le32_to_cpu(id->mar) + 1); free_data: kfree(id); return status; } +void nvme_update_zone_info(struct nvme_ns *ns, struct queue_limits *lim, + struct nvme_zone_info *zi) +{ + lim->features |= BLK_FEAT_ZONED; + lim->max_open_zones = zi->max_open_zones; + lim->max_active_zones = zi->max_active_zones; + lim->max_zone_append_sectors = ns->ctrl->max_zone_append; + lim->chunk_sectors = ns->head->zsze = + nvme_lba_to_sect(ns->head, zi->zone_size); +} + static void *nvme_zns_alloc_report_buffer(struct nvme_ns *ns, unsigned int nr_zones, size_t *buflen) { @@ -128,7 +127,7 @@ static void *nvme_zns_alloc_report_buffer(struct nvme_ns *ns, sizeof(struct nvme_zone_descriptor); nr_zones = min_t(unsigned int, nr_zones, - get_capacity(ns->disk) >> ilog2(ns->zsze)); + get_capacity(ns->disk) >> ilog2(ns->head->zsze)); bufsize = sizeof(struct nvme_zone_report) + nr_zones * sizeof(struct nvme_zone_descriptor); @@ -147,7 +146,8 @@ static void *nvme_zns_alloc_report_buffer(struct nvme_ns *ns, return NULL; } -static int nvme_zone_parse_entry(struct nvme_ns *ns, +static int nvme_zone_parse_entry(struct nvme_ctrl *ctrl, + struct nvme_ns_head *head, struct nvme_zone_descriptor *entry, unsigned int idx, report_zones_cb cb, void *data) @@ -155,20 +155,20 @@ static int nvme_zone_parse_entry(struct nvme_ns *ns, struct blk_zone zone = { }; if ((entry->zt & 0xf) != NVME_ZONE_TYPE_SEQWRITE_REQ) { - dev_err(ns->ctrl->device, "invalid zone type %#x\n", + dev_err(ctrl->device, "invalid zone type %#x\n", entry->zt); return -EINVAL; } zone.type = BLK_ZONE_TYPE_SEQWRITE_REQ; zone.cond = entry->zs >> 4; - zone.len = ns->zsze; - zone.capacity = nvme_lba_to_sect(ns, le64_to_cpu(entry->zcap)); - zone.start = nvme_lba_to_sect(ns, le64_to_cpu(entry->zslba)); + zone.len = head->zsze; + zone.capacity = nvme_lba_to_sect(head, le64_to_cpu(entry->zcap)); + zone.start = nvme_lba_to_sect(head, le64_to_cpu(entry->zslba)); if (zone.cond == BLK_ZONE_COND_FULL) zone.wp = zone.start + zone.len; else - zone.wp = nvme_lba_to_sect(ns, le64_to_cpu(entry->wp)); + zone.wp = nvme_lba_to_sect(head, le64_to_cpu(entry->wp)); return cb(&zone, idx, data); } @@ -196,11 +196,11 @@ int nvme_ns_report_zones(struct nvme_ns *ns, sector_t sector, c.zmr.zrasf = NVME_ZRASF_ZONE_REPORT_ALL; c.zmr.pr = NVME_REPORT_ZONE_PARTIAL; - sector &= ~(ns->zsze - 1); + sector &= ~(ns->head->zsze - 1); while (zone_idx < nr_zones && sector < get_capacity(ns->disk)) { memset(report, 0, buflen); - c.zmr.slba = cpu_to_le64(nvme_sect_to_lba(ns, sector)); + c.zmr.slba = cpu_to_le64(nvme_sect_to_lba(ns->head, sector)); ret = nvme_submit_sync_cmd(ns->queue, &c, report, buflen); if (ret) { if (ret > 0) @@ -213,14 +213,15 @@ int nvme_ns_report_zones(struct nvme_ns *ns, sector_t sector, break; for (i = 0; i < nz && zone_idx < nr_zones; i++) { - ret = nvme_zone_parse_entry(ns, &report->entries[i], + ret = nvme_zone_parse_entry(ns->ctrl, ns->head, + &report->entries[i], zone_idx, cb, data); if (ret) goto out_free; zone_idx++; } - sector += ns->zsze * nz; + sector += ns->head->zsze * nz; } if (zone_idx > 0) @@ -239,7 +240,7 @@ blk_status_t nvme_setup_zone_mgmt_send(struct nvme_ns *ns, struct request *req, c->zms.opcode = nvme_cmd_zone_mgmt_send; c->zms.nsid = cpu_to_le32(ns->head->ns_id); - c->zms.slba = cpu_to_le64(nvme_sect_to_lba(ns, blk_rq_pos(req))); + c->zms.slba = cpu_to_le64(nvme_sect_to_lba(ns->head, blk_rq_pos(req))); c->zms.zsa = action; if (req_op(req) == REQ_OP_ZONE_RESET_ALL) |