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-rw-r--r--include/linux/mtd/nand.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 615b3e3a3920..c3693bb87b4c 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -303,8 +303,23 @@ int nand_ecc_prepare_io_req(struct nand_device *nand,
int nand_ecc_finish_io_req(struct nand_device *nand,
struct nand_page_io_req *req);
bool nand_ecc_is_strong_enough(struct nand_device *nand);
+
+#if IS_REACHABLE(CONFIG_MTD_NAND_CORE)
int nand_ecc_register_on_host_hw_engine(struct nand_ecc_engine *engine);
int nand_ecc_unregister_on_host_hw_engine(struct nand_ecc_engine *engine);
+#else
+static inline int
+nand_ecc_register_on_host_hw_engine(struct nand_ecc_engine *engine)
+{
+ return -ENOTSUPP;
+}
+static inline int
+nand_ecc_unregister_on_host_hw_engine(struct nand_ecc_engine *engine)
+{
+ return -ENOTSUPP;
+}
+#endif
+
struct nand_ecc_engine *nand_ecc_get_sw_engine(struct nand_device *nand);
struct nand_ecc_engine *nand_ecc_get_on_die_hw_engine(struct nand_device *nand);
struct nand_ecc_engine *nand_ecc_get_on_host_hw_engine(struct nand_device *nand);