[RFC PATCH 07/27] mtd: nand: ecc: Move BCH code into the ecc/ directory

[Miquel Raynal <miquel.raynal@xxxxxxxxxxx>]

Move generic ECC code in the ecc/ sub-directory for later re-use by
the SPI NAND layer.

Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>
---
 drivers/mtd/nand/ecc/Kconfig                           | 10 ++++++++++
 drivers/mtd/nand/ecc/Makefile                          |  1 +
 .../mtd/nand/{raw/nand_bch.c => ecc/sw-bch-engine.c}   |  2 +-
 drivers/mtd/nand/raw/Kconfig                           | 10 ----------
 drivers/mtd/nand/raw/Makefile                          |  1 -
 drivers/mtd/nand/raw/nand_base.c                       |  2 +-
 drivers/mtd/nand/raw/nandsim.c                         |  2 +-
 drivers/mtd/nand/raw/omap2.c                           |  2 +-
 include/linux/mtd/{nand_bch.h => nand-sw-bch-engine.h} |  6 +++---
 9 files changed, 18 insertions(+), 18 deletions(-)
 rename drivers/mtd/nand/{raw/nand_bch.c => ecc/sw-bch-engine.c} (99%)
 rename include/linux/mtd/{nand_bch.h => nand-sw-bch-engine.h} (93%)

diff --git a/drivers/mtd/nand/ecc/Kconfig b/drivers/mtd/nand/ecc/Kconfig
index 66c396dcbfbd..a05f1d474446 100644
--- a/drivers/mtd/nand/ecc/Kconfig
+++ b/drivers/mtd/nand/ecc/Kconfig
@@ -1,3 +1,13 @@
 menu "ECC engine support"
 
+config MTD_NAND_ECC_SW_BCH
+	bool "Software BCH ECC engine"
+	select BCH
+	default n
+	help
+	  This enables support for software BCH error correction. Binary BCH
+	  codes are more powerful and cpu intensive than traditional Hamming
+	  ECC codes. They are used with NAND devices requiring more than 1 bit
+	  of error correction.
+
 endmenu
diff --git a/drivers/mtd/nand/ecc/Makefile b/drivers/mtd/nand/ecc/Makefile
index 6a42577ba424..fdbfc2bc38d7 100644
--- a/drivers/mtd/nand/ecc/Makefile
+++ b/drivers/mtd/nand/ecc/Makefile
@@ -1,3 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0
 
 obj-$(CONFIG_MTD_NAND_CORE) += engine.o
+obj-$(CONFIG_MTD_NAND_ECC_SW_BCH)	+= sw-bch-engine.o
diff --git a/drivers/mtd/nand/raw/nand_bch.c b/drivers/mtd/nand/ecc/sw-bch-engine.c
similarity index 99%
rename from drivers/mtd/nand/raw/nand_bch.c
rename to drivers/mtd/nand/ecc/sw-bch-engine.c
index 574c0ca16160..37dc0f0061d3 100644
--- a/drivers/mtd/nand/raw/nand_bch.c
+++ b/drivers/mtd/nand/ecc/sw-bch-engine.c
@@ -26,7 +26,7 @@
 #include <linux/bitops.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/rawnand.h>
-#include <linux/mtd/nand_bch.h>
+#include <linux/mtd/nand-sw-bch-engine.h>
 #include <linux/bch.h>
 
 /**
diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig
index ebb8a3da9fa5..478bc3f3c042 100644
--- a/drivers/mtd/nand/raw/Kconfig
+++ b/drivers/mtd/nand/raw/Kconfig
@@ -19,16 +19,6 @@ menuconfig MTD_RAW_NAND
 
 if MTD_RAW_NAND
 
-config MTD_NAND_ECC_SW_BCH
-	bool "Support software BCH ECC"
-	select BCH
-	default n
-	help
-	  This enables support for software BCH error correction. Binary BCH
-	  codes are more powerful and cpu intensive than traditional Hamming
-	  ECC codes. They are used with NAND devices requiring more than 1 bit
-	  of error correction.
-
 comment "Raw/parallel NAND flash controllers"
 
 config MTD_NAND_DENALI
diff --git a/drivers/mtd/nand/raw/Makefile b/drivers/mtd/nand/raw/Makefile
index ffe95b157131..18ae42077b05 100644
--- a/drivers/mtd/nand/raw/Makefile
+++ b/drivers/mtd/nand/raw/Makefile
@@ -2,7 +2,6 @@
 
 obj-$(CONFIG_MTD_RAW_NAND)		+= nand.o
 obj-$(CONFIG_MTD_NAND_ECC_SW_HAMMING)	+= nand_ecc.o
-obj-$(CONFIG_MTD_NAND_ECC_SW_BCH)	+= nand_bch.o
 obj-$(CONFIG_MTD_SM_COMMON) 		+= sm_common.o
 
 obj-$(CONFIG_MTD_NAND_CAFE)		+= cafe_nand.o
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index 39cd2b163dc9..8a9cbe3aa7c1 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -40,7 +40,7 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
 #include <linux/mtd/nand_ecc.h>
-#include <linux/mtd/nand_bch.h>
+#include <linux/mtd/nand-sw-bch-engine.h>
 #include <linux/interrupt.h>
 #include <linux/bitops.h>
 #include <linux/io.h>
diff --git a/drivers/mtd/nand/raw/nandsim.c b/drivers/mtd/nand/raw/nandsim.c
index 670abe8d59ca..797a6e4999cc 100644
--- a/drivers/mtd/nand/raw/nandsim.c
+++ b/drivers/mtd/nand/raw/nandsim.c
@@ -36,7 +36,7 @@
 #include <linux/string.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/rawnand.h>
-#include <linux/mtd/nand_bch.h>
+#include <linux/mtd/nand-sw-bch-engine.h>
 #include <linux/mtd/partitions.h>
 #include <linux/delay.h>
 #include <linux/list.h>
diff --git a/drivers/mtd/nand/raw/omap2.c b/drivers/mtd/nand/raw/omap2.c
index eaf14813a3ab..38550148a53b 100644
--- a/drivers/mtd/nand/raw/omap2.c
+++ b/drivers/mtd/nand/raw/omap2.c
@@ -26,7 +26,7 @@
 #include <linux/of.h>
 #include <linux/of_device.h>
 
-#include <linux/mtd/nand_bch.h>
+#include <linux/mtd/nand-sw-bch-engine.h>
 #include <linux/platform_data/elm.h>
 
 #include <linux/omap-gpmc.h>
diff --git a/include/linux/mtd/nand_bch.h b/include/linux/mtd/nand-sw-bch-engine.h
similarity index 93%
rename from include/linux/mtd/nand_bch.h
rename to include/linux/mtd/nand-sw-bch-engine.h
index 06ce2b655c13..a682a15fa165 100644
--- a/include/linux/mtd/nand_bch.h
+++ b/include/linux/mtd/nand-sw-bch-engine.h
@@ -8,8 +8,8 @@
  * This file is the header for the NAND BCH ECC implementation.
  */
 
-#ifndef __MTD_NAND_BCH_H__
-#define __MTD_NAND_BCH_H__
+#ifndef __MTD_NAND_ECC_SW_BCH_H__
+#define __MTD_NAND_ECC_SW_BCH_H__
 
 struct mtd_info;
 struct nand_chip;
@@ -66,4 +66,4 @@ static inline void nand_bch_free(struct nand_bch_control *nbc) {}
 
 #endif /* CONFIG_MTD_NAND_ECC_SW_BCH */
 
-#endif /* __MTD_NAND_BCH_H__ */
+#endif /* __MTD_NAND_ECC_SW_BCH_H__ */
-- 
2.19.1


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