From a279006afa3377493c4240395c70430f2a9b0d2b Mon Sep 17 00:00:00 2001 From: Javier González Date: Mon, 28 Nov 2016 22:39:12 +0100 Subject: lightnvm: introduce max_phys_sects helper function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Target devices do not have access to the device driver operations. Introduce a helper function that exposes the max. number of physical sectors supported by the underlying device. Signed-off-by: Javier González Signed-off-by: Matias Bjørling Signed-off-by: Jens Axboe --- drivers/lightnvm/core.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/lightnvm') diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c index 69f261e650bc..3d8eaac99ba8 100644 --- a/drivers/lightnvm/core.c +++ b/drivers/lightnvm/core.c @@ -203,6 +203,14 @@ int nvm_set_bb_tbl(struct nvm_dev *dev, struct ppa_addr *ppas, int nr_ppas, } EXPORT_SYMBOL(nvm_set_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; -- cgit v1.2.3