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lightnvm: flatten nvm_id_group into nvm_id

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There are no groups in the 2.0 specification, make sure that the
nvm_id structure is flattened before 2.0 data structures are added.

Signed-off-by: Matias Bjørling <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Matias Bjørling 2018-03-30 00:05:01 +02:00 • committed by Jens Axboe
commit c6ac3f35d4
3 changed files with 89 additions and 95 deletions
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25
drivers/lightnvm/core.c
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@ -851,33 +851,32 @@ EXPORT_SYMBOL(nvm_get_tgt_bb_tbl);
static int nvm_core_init(struct nvm_dev *dev)
{
struct nvm_id *id = &dev->identity;
struct nvm_id_group *grp = &id->grp;
struct nvm_geo *geo = &dev->geo;
int ret;
memcpy(&geo->ppaf, &id->ppaf, sizeof(struct nvm_addr_format));
if (grp->mtype != 0) {
if (id->mtype != 0) {
pr_err("nvm: memory type not supported\n");
return -EINVAL;
}
/* Whole device values */
geo->nr_chnls = grp->num_ch;
geo->nr_luns = grp->num_lun;
geo->nr_chnls = id->num_ch;
geo->nr_luns = id->num_lun;
/* Generic device geometry values */
geo->ws_min = grp->ws_min;
geo->ws_opt = grp->ws_opt;
geo->ws_seq = grp->ws_seq;
geo->ws_per_chk = grp->ws_per_chk;
geo->nr_chks = grp->num_chk;
geo->sec_size = grp->csecs;
geo->oob_size = grp->sos;
geo->mccap = grp->mccap;
geo->ws_min = id->ws_min;
geo->ws_opt = id->ws_opt;
geo->ws_seq = id->ws_seq;
geo->ws_per_chk = id->ws_per_chk;
geo->nr_chks = id->num_chk;
geo->sec_size = id->csecs;
geo->oob_size = id->sos;
geo->mccap = id->mccap;
geo->max_rq_size = dev->ops->max_phys_sect * geo->sec_size;
geo->sec_per_chk = grp->clba;
geo->sec_per_chk = id->clba;
geo->sec_per_lun = geo->sec_per_chk * geo->nr_chks;
geo->all_luns = geo->nr_luns * geo->nr_chnls;