diff options
| -rw-r--r-- | drivers/nvme/host/lightnvm.c | 82 |
1 files changed, 41 insertions, 41 deletions
diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c index dc0b1335c7c6..60db3f1b59da 100644 --- a/drivers/nvme/host/lightnvm.c +++ b/drivers/nvme/host/lightnvm.c @@ -51,6 +51,21 @@ struct nvme_nvm_ph_rw { __le64 resv; }; +struct nvme_nvm_erase_blk { + __u8 opcode; + __u8 flags; + __u16 command_id; + __le32 nsid; + __u64 rsvd[2]; + __le64 prp1; + __le64 prp2; + __le64 spba; + __le16 length; + __le16 control; + __le32 dsmgmt; + __le64 resv; +}; + struct nvme_nvm_identity { __u8 opcode; __u8 flags; @@ -89,33 +104,18 @@ struct nvme_nvm_setbbtbl { __u32 rsvd4[3]; }; -struct nvme_nvm_erase_blk { - __u8 opcode; - __u8 flags; - __u16 command_id; - __le32 nsid; - __u64 rsvd[2]; - __le64 prp1; - __le64 prp2; - __le64 spba; - __le16 length; - __le16 control; - __le32 dsmgmt; - __le64 resv; -}; - struct nvme_nvm_command { union { struct nvme_common_command common; - struct nvme_nvm_identity identity; struct nvme_nvm_ph_rw ph_rw; + struct nvme_nvm_erase_blk erase; + struct nvme_nvm_identity identity; struct nvme_nvm_getbbtbl get_bb; struct nvme_nvm_setbbtbl set_bb; - struct nvme_nvm_erase_blk erase; }; }; -struct nvme_nvm_id_group { +struct nvme_nvm_id12_grp { __u8 mtype; __u8 fmtype; __le16 res16; @@ -141,7 +141,7 @@ struct nvme_nvm_id_group { __u8 reserved[906]; } __packed; -struct nvme_nvm_addr_format { +struct nvme_nvm_id12_addrf { __u8 ch_offset; __u8 ch_len; __u8 lun_offset; @@ -157,16 +157,16 @@ struct nvme_nvm_addr_format { __u8 res[4]; } __packed; -struct nvme_nvm_id { +struct nvme_nvm_id12 { __u8 ver_id; __u8 vmnt; __u8 cgrps; __u8 res; __le32 cap; __le32 dom; - struct nvme_nvm_addr_format ppaf; + struct nvme_nvm_id12_addrf ppaf; __u8 resv[228]; - struct nvme_nvm_id_group group; + struct nvme_nvm_id12_grp grp; __u8 resv2[2880]; } __packed; @@ -191,25 +191,25 @@ static inline void _nvme_nvm_check_size(void) { BUILD_BUG_ON(sizeof(struct nvme_nvm_identity) != 64); BUILD_BUG_ON(sizeof(struct nvme_nvm_ph_rw) != 64); + BUILD_BUG_ON(sizeof(struct nvme_nvm_erase_blk) != 64); BUILD_BUG_ON(sizeof(struct nvme_nvm_getbbtbl) != 64); BUILD_BUG_ON(sizeof(struct nvme_nvm_setbbtbl) != 64); - BUILD_BUG_ON(sizeof(struct nvme_nvm_erase_blk) != 64); - BUILD_BUG_ON(sizeof(struct nvme_nvm_id_group) != 960); - BUILD_BUG_ON(sizeof(struct nvme_nvm_addr_format) != 16); - BUILD_BUG_ON(sizeof(struct nvme_nvm_id) != NVME_IDENTIFY_DATA_SIZE); + BUILD_BUG_ON(sizeof(struct nvme_nvm_id12_grp) != 960); + BUILD_BUG_ON(sizeof(struct nvme_nvm_id12_addrf) != 16); + BUILD_BUG_ON(sizeof(struct nvme_nvm_id12) != NVME_IDENTIFY_DATA_SIZE); BUILD_BUG_ON(sizeof(struct nvme_nvm_bb_tbl) != 64); } -static int init_grps(struct nvm_id *nvm_id, struct nvme_nvm_id *nvme_nvm_id) +static int init_grp(struct nvm_id *nvm_id, struct nvme_nvm_id12 *id12) { - struct nvme_nvm_id_group *src; + struct nvme_nvm_id12_grp *src; struct nvm_id_group *grp; int sec_per_pg, sec_per_pl, pg_per_blk; - if (nvme_nvm_id->cgrps != 1) + if (id12->cgrps != 1) return -EINVAL; - src = &nvme_nvm_id->group; + src = &id12->grp; grp = &nvm_id->grp; grp->mtype = src->mtype; @@ -261,34 +261,34 @@ static int init_grps(struct nvm_id *nvm_id, struct nvme_nvm_id *nvme_nvm_id) static int nvme_nvm_identity(struct nvm_dev *nvmdev, struct nvm_id *nvm_id) { struct nvme_ns *ns = nvmdev->q->queuedata; - struct nvme_nvm_id *nvme_nvm_id; + struct nvme_nvm_id12 *id; struct nvme_nvm_command c = {}; int ret; c.identity.opcode = nvme_nvm_admin_identity; c.identity.nsid = cpu_to_le32(ns->head->ns_id); - nvme_nvm_id = kmalloc(sizeof(struct nvme_nvm_id), GFP_KERNEL); - if (!nvme_nvm_id) + id = kmalloc(sizeof(struct nvme_nvm_id12), GFP_KERNEL); + if (!id) return -ENOMEM; ret = nvme_submit_sync_cmd(ns->ctrl->admin_q, (struct nvme_command *)&c, - nvme_nvm_id, sizeof(struct nvme_nvm_id)); + id, sizeof(struct nvme_nvm_id12)); if (ret) { ret = -EIO; goto out; } - nvm_id->ver_id = nvme_nvm_id->ver_id; - nvm_id->vmnt = nvme_nvm_id->vmnt; - nvm_id->cap = le32_to_cpu(nvme_nvm_id->cap); - nvm_id->dom = le32_to_cpu(nvme_nvm_id->dom); - memcpy(&nvm_id->ppaf, &nvme_nvm_id->ppaf, + nvm_id->ver_id = id->ver_id; + nvm_id->vmnt = id->vmnt; + nvm_id->cap = le32_to_cpu(id->cap); + nvm_id->dom = le32_to_cpu(id->dom); + memcpy(&nvm_id->ppaf, &id->ppaf, sizeof(struct nvm_addr_format)); - ret = init_grps(nvm_id, nvme_nvm_id); + ret = init_grp(nvm_id, id); out: - kfree(nvme_nvm_id); + kfree(id); return ret; } |