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authorMatias Bjørling <m@bjorling.me>2018-01-05 14:16:02 +0100
committerJens Axboe <axboe@kernel.dk>2018-01-05 08:50:12 -0700
commitbb27aa9ecd1f72e68b0fa2dffeb45bee3b1cb5ca (patch)
treeb05c8dc0e9b37ebfee9d06e54e5e315ac3dd067c /drivers/nvme
parent98281a90acc04d8a10407dabd2e397e4312b80c0 (diff)
downloadlinux-bb27aa9ecd1f72e68b0fa2dffeb45bee3b1cb5ca.tar.bz2
lightnvm: remove lower page tables
The lower page table is unused. All page tables reported by 1.2 devices are all reporting a sequential 1:1 page mapping. This is also not used going forward with the 2.0 revision. Signed-off-by: Matias Bjørling <m@bjorling.me> Reviewed-by: Javier González <javier@cnexlabs.com> Signed-off-by: Matias Bjørling <m@bjorling.me> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/nvme')
-rw-r--r--drivers/nvme/host/lightnvm.c14
1 files changed, 0 insertions, 14 deletions
diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c
index 26f7eccc1684..15bf243f6096 100644
--- a/drivers/nvme/host/lightnvm.c
+++ b/drivers/nvme/host/lightnvm.c
@@ -246,20 +246,6 @@ static int init_grps(struct nvm_id *nvm_id, struct nvme_nvm_id *nvme_nvm_id)
dst->cpar = le16_to_cpu(src->cpar);
- if (dst->fmtype == NVM_ID_FMTYPE_MLC) {
- memcpy(dst->lptbl.id, src->lptbl.id, 8);
- dst->lptbl.mlc.num_pairs =
- le16_to_cpu(src->lptbl.mlc.num_pairs);
-
- if (dst->lptbl.mlc.num_pairs > NVME_NVM_LP_MLC_PAIRS) {
- pr_err("nvm: number of MLC pairs not supported\n");
- return -EINVAL;
- }
-
- memcpy(dst->lptbl.mlc.pairs, src->lptbl.mlc.pairs,
- dst->lptbl.mlc.num_pairs);
- }
-
return 0;
}