From: David Mosberger <davidm@egauge.net>
Date: Fri, 21 Mar 2014 22:05:10 +0000 (-0600)
Subject: mtd: nand: fix GET/SET_FEATURES address on 16-bit devices
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e34fcb07a6d57411de6e15a47724fbe92c5caa42;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

mtd: nand: fix GET/SET_FEATURES address on 16-bit devices

GET_FEATURES and SET_FEATURES also need byte-addressing on 16-bit devices.

Signed-off-by: David Mosberger <davidm@egauge.net>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---

diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 0747fef2bfc6..450d61ec7f06 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -925,7 +925,16 @@ static inline bool nand_is_slc(struct nand_chip *chip)
  */
 static inline int nand_opcode_8bits(unsigned int command)
 {
-	return command == NAND_CMD_READID || command == NAND_CMD_PARAM;
+	switch (command) {
+	case NAND_CMD_READID:
+	case NAND_CMD_PARAM:
+	case NAND_CMD_GET_FEATURES:
+	case NAND_CMD_SET_FEATURES:
+		return 1;
+	default:
+		break;
+	}
+	return 0;
 }
 
 /* return the supported JEDEC features. */