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authorJavier González <jg@lightnvm.io>2016-11-29 00:39:11 +0300
committerJens Axboe <axboe@fb.com>2016-11-29 22:12:51 +0300
commit959e911b31981b52ed3f3d6e351b107bcb9163ef (patch)
tree52f99be3c1f8fb556f3314b702547929d2f0559b /drivers/lightnvm/core.c
parent8e53624d44c1de31b1b0d4f500703669418a4c67 (diff)
downloadlinux-959e911b31981b52ed3f3d6e351b107bcb9163ef.tar.xz
lightnvm: introduce helpers for generic ops in rrpc
Avoid calling media manager and device-specific operations directly from rrpc. Create helper functions on lightnvm's core instead. Signed-off-by: Javier González <javier@cnexlabs.com> Made it work with null_blk as well. Signed-off-by: Matias Bjørling <m@bjorling.me> Signed-off-by: Matias Bjørling <m@bjorling.me> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/lightnvm/core.c')
-rw-r--r--drivers/lightnvm/core.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index 23d582f82219..69f261e650bc 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -219,6 +219,28 @@ int nvm_erase_blk(struct nvm_tgt_dev *tgt_dev, struct ppa_addr *p, int flags)
}
EXPORT_SYMBOL(nvm_erase_blk);
+int nvm_get_l2p_tbl(struct nvm_dev *dev, u64 slba, u32 nlb,
+ nvm_l2p_update_fn *update_l2p, void *priv)
+{
+ if (!dev->ops->get_l2p_tbl)
+ return 0;
+
+ return dev->ops->get_l2p_tbl(dev, slba, nlb, update_l2p, priv);
+}
+EXPORT_SYMBOL(nvm_get_l2p_tbl);
+
+int nvm_get_area(struct nvm_dev *dev, sector_t *lba, sector_t len)
+{
+ return dev->mt->get_area(dev, lba, len);
+}
+EXPORT_SYMBOL(nvm_get_area);
+
+void nvm_put_area(struct nvm_dev *dev, sector_t lba)
+{
+ dev->mt->put_area(dev, lba);
+}
+EXPORT_SYMBOL(nvm_put_area);
+
void nvm_addr_to_generic_mode(struct nvm_dev *dev, struct nvm_rq *rqd)
{
int i;