diff options
Diffstat (limited to 'drivers/lightnvm')
| -rw-r--r-- | drivers/lightnvm/core.c | 28 | ||||
| -rw-r--r-- | drivers/lightnvm/pblk-init.c | 9 | ||||
| -rw-r--r-- | drivers/lightnvm/pblk-recovery.c | 8 |
3 files changed, 13 insertions, 32 deletions
diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c index a59ad29600c3..9704db219866 100644 --- a/drivers/lightnvm/core.c +++ b/drivers/lightnvm/core.c @@ -407,7 +407,8 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create) tdisk->private_data = targetdata; tqueue->queuedata = targetdata; - blk_queue_max_hw_sectors(tqueue, 8 * dev->ops->max_phys_sect); + blk_queue_max_hw_sectors(tqueue, + (dev->geo.sec_size >> 9) * NVM_MAX_VLBA); set_capacity(tdisk, tt->capacity(targetdata)); add_disk(tdisk); @@ -719,7 +720,7 @@ int nvm_set_tgt_bb_tbl(struct nvm_tgt_dev *tgt_dev, struct ppa_addr *ppas, struct nvm_rq rqd; int ret; - if (nr_ppas > dev->ops->max_phys_sect) { + if (nr_ppas > NVM_MAX_VLBA) { pr_err("nvm: unable to update all blocks atomically\n"); return -EINVAL; } @@ -740,14 +741,6 @@ int nvm_set_tgt_bb_tbl(struct nvm_tgt_dev *tgt_dev, struct ppa_addr *ppas, } EXPORT_SYMBOL(nvm_set_tgt_bb_tbl); -int nvm_max_phys_sects(struct nvm_tgt_dev *tgt_dev) -{ - struct nvm_dev *dev = tgt_dev->parent; - - return dev->ops->max_phys_sect; -} -EXPORT_SYMBOL(nvm_max_phys_sects); - int nvm_submit_io(struct nvm_tgt_dev *tgt_dev, struct nvm_rq *rqd) { struct nvm_dev *dev = tgt_dev->parent; @@ -965,17 +958,10 @@ int nvm_register(struct nvm_dev *dev) if (!dev->q || !dev->ops) return -EINVAL; - if (dev->ops->max_phys_sect > 256) { - pr_info("nvm: max sectors supported is 256.\n"); - return -EINVAL; - } - - if (dev->ops->max_phys_sect > 1) { - dev->dma_pool = dev->ops->create_dma_pool(dev, "ppalist"); - if (!dev->dma_pool) { - pr_err("nvm: could not create dma pool\n"); - return -ENOMEM; - } + dev->dma_pool = dev->ops->create_dma_pool(dev, "ppalist"); + if (!dev->dma_pool) { + pr_err("nvm: could not create dma pool\n"); + return -ENOMEM; } ret = nvm_init(dev); diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c index 141036bd6afa..43b835678f48 100644 --- a/drivers/lightnvm/pblk-init.c +++ b/drivers/lightnvm/pblk-init.c @@ -260,8 +260,7 @@ static int pblk_core_init(struct pblk *pblk) return -ENOMEM; /* Internal bios can be at most the sectors signaled by the device. */ - pblk->page_bio_pool = mempool_create_page_pool(nvm_max_phys_sects(dev), - 0); + pblk->page_bio_pool = mempool_create_page_pool(NVM_MAX_VLBA, 0); if (!pblk->page_bio_pool) goto free_global_caches; @@ -716,12 +715,12 @@ static int pblk_lines_init(struct pblk *pblk) pblk->min_write_pgs = geo->sec_per_pl * (geo->sec_size / PAGE_SIZE); max_write_ppas = pblk->min_write_pgs * geo->all_luns; - pblk->max_write_pgs = (max_write_ppas < nvm_max_phys_sects(dev)) ? - max_write_ppas : nvm_max_phys_sects(dev); + pblk->max_write_pgs = min_t(int, max_write_ppas, NVM_MAX_VLBA); pblk_set_sec_per_write(pblk, pblk->min_write_pgs); if (pblk->max_write_pgs > PBLK_MAX_REQ_ADDRS) { - pr_err("pblk: cannot support device max_phys_sect\n"); + pr_err("pblk: vector list too big(%u > %u)\n", + pblk->max_write_pgs, PBLK_MAX_REQ_ADDRS); return -EINVAL; } diff --git a/drivers/lightnvm/pblk-recovery.c b/drivers/lightnvm/pblk-recovery.c index e75a1af2eebe..aaab9a5c17cc 100644 --- a/drivers/lightnvm/pblk-recovery.c +++ b/drivers/lightnvm/pblk-recovery.c @@ -21,17 +21,15 @@ void pblk_submit_rec(struct work_struct *work) struct pblk_rec_ctx *recovery = container_of(work, struct pblk_rec_ctx, ws_rec); struct pblk *pblk = recovery->pblk; - struct nvm_tgt_dev *dev = pblk->dev; struct nvm_rq *rqd = recovery->rqd; struct pblk_c_ctx *c_ctx = nvm_rq_to_pdu(rqd); - int max_secs = nvm_max_phys_sects(dev); struct bio *bio; unsigned int nr_rec_secs; unsigned int pgs_read; int ret; nr_rec_secs = bitmap_weight((unsigned long int *)&rqd->ppa_status, - max_secs); + NVM_MAX_VLBA); bio = bio_alloc(GFP_KERNEL, nr_rec_secs); @@ -74,8 +72,6 @@ int pblk_recov_setup_rq(struct pblk *pblk, struct pblk_c_ctx *c_ctx, struct pblk_rec_ctx *recovery, u64 *comp_bits, unsigned int comp) { - struct nvm_tgt_dev *dev = pblk->dev; - int max_secs = nvm_max_phys_sects(dev); struct nvm_rq *rec_rqd; struct pblk_c_ctx *rec_ctx; int nr_entries = c_ctx->nr_valid + c_ctx->nr_padded; @@ -86,7 +82,7 @@ int pblk_recov_setup_rq(struct pblk *pblk, struct pblk_c_ctx *c_ctx, /* Copy completion bitmap, but exclude the first X completed entries */ bitmap_shift_right((unsigned long int *)&rec_rqd->ppa_status, (unsigned long int *)comp_bits, - comp, max_secs); + comp, NVM_MAX_VLBA); /* Save the context for the entries that need to be re-written and * update current context with the completed entries. |