diff options
| author | Javier González <javier@cnexlabs.com> | 2018-03-30 01:05:21 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-03-30 02:29:09 +0300 |
| commit | 3b2a3ad11946b62a17dd6c24fba6aecf7fdbfc44 (patch) | |
| tree | 3c60da54b7259ec7ad0cd18421d13c216d13cd47 /drivers/lightnvm/pblk-sysfs.c | |
| parent | 32ef9412c1142c64b372b83d3740f234f4226317 (diff) | |
| download | linux-3b2a3ad11946b62a17dd6c24fba6aecf7fdbfc44.tar.xz | |
lightnvm: pblk: implement 2.0 support
Implement 2.0 support in pblk. This includes the address formatting and
mapping paths, as well as the sysfs entries for them.
Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm/pblk-sysfs.c')
| -rw-r--r-- | drivers/lightnvm/pblk-sysfs.c | 46 |
1 files changed, 32 insertions, 14 deletions
diff --git a/drivers/lightnvm/pblk-sysfs.c b/drivers/lightnvm/pblk-sysfs.c index fd2caad39d49..e61909af23a5 100644 --- a/drivers/lightnvm/pblk-sysfs.c +++ b/drivers/lightnvm/pblk-sysfs.c @@ -113,15 +113,14 @@ static ssize_t pblk_sysfs_ppaf(struct pblk *pblk, char *page) { struct nvm_tgt_dev *dev = pblk->dev; struct nvm_geo *geo = &dev->geo; - struct nvm_addrf_12 *ppaf; - struct nvm_addrf_12 *geo_ppaf; ssize_t sz = 0; - ppaf = (struct nvm_addrf_12 *)&pblk->addrf; - geo_ppaf = (struct nvm_addrf_12 *)&geo->addrf; + if (geo->version == NVM_OCSSD_SPEC_12) { + struct nvm_addrf_12 *ppaf = (struct nvm_addrf_12 *)&pblk->addrf; + struct nvm_addrf_12 *gppaf = (struct nvm_addrf_12 *)&geo->addrf; - sz = snprintf(page, PAGE_SIZE, - "g:(b:%d)blk:%d/%d,pg:%d/%d,lun:%d/%d,ch:%d/%d,pl:%d/%d,sec:%d/%d\n", + sz = snprintf(page, PAGE_SIZE, + "g:(b:%d)blk:%d/%d,pg:%d/%d,lun:%d/%d,ch:%d/%d,pl:%d/%d,sec:%d/%d\n", pblk->addrf_len, ppaf->blk_offset, ppaf->blk_len, ppaf->pg_offset, ppaf->pg_len, @@ -130,14 +129,33 @@ static ssize_t pblk_sysfs_ppaf(struct pblk *pblk, char *page) ppaf->pln_offset, ppaf->pln_len, ppaf->sec_offset, ppaf->sec_len); - sz += snprintf(page + sz, PAGE_SIZE - sz, - "d:blk:%d/%d,pg:%d/%d,lun:%d/%d,ch:%d/%d,pl:%d/%d,sec:%d/%d\n", - geo_ppaf->blk_offset, geo_ppaf->blk_len, - geo_ppaf->pg_offset, geo_ppaf->pg_len, - geo_ppaf->lun_offset, geo_ppaf->lun_len, - geo_ppaf->ch_offset, geo_ppaf->ch_len, - geo_ppaf->pln_offset, geo_ppaf->pln_len, - geo_ppaf->sec_offset, geo_ppaf->sec_len); + sz += snprintf(page + sz, PAGE_SIZE - sz, + "d:blk:%d/%d,pg:%d/%d,lun:%d/%d,ch:%d/%d,pl:%d/%d,sec:%d/%d\n", + gppaf->blk_offset, gppaf->blk_len, + gppaf->pg_offset, gppaf->pg_len, + gppaf->lun_offset, gppaf->lun_len, + gppaf->ch_offset, gppaf->ch_len, + gppaf->pln_offset, gppaf->pln_len, + gppaf->sec_offset, gppaf->sec_len); + } else { + struct nvm_addrf *ppaf = &pblk->addrf; + struct nvm_addrf *gppaf = &geo->addrf; + + sz = snprintf(page, PAGE_SIZE, + "pblk:(s:%d)ch:%d/%d,lun:%d/%d,chk:%d/%d/sec:%d/%d\n", + pblk->addrf_len, + ppaf->ch_offset, ppaf->ch_len, + ppaf->lun_offset, ppaf->lun_len, + ppaf->chk_offset, ppaf->chk_len, + ppaf->sec_offset, ppaf->sec_len); + + sz += snprintf(page + sz, PAGE_SIZE - sz, + "device:ch:%d/%d,lun:%d/%d,chk:%d/%d,sec:%d/%d\n", + gppaf->ch_offset, gppaf->ch_len, + gppaf->lun_offset, gppaf->lun_len, + gppaf->chk_offset, gppaf->chk_len, + gppaf->sec_offset, gppaf->sec_len); + } return sz; } |