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-rw-r--r--include/linux/mtd/nand.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index a719686c9cc..c034dc4224c 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -832,4 +832,14 @@ static inline bool nand_is_slc(struct nand_chip *chip)
{
return chip->bits_per_cell == 1;
}
+
+/**
+ * Check if the opcode's address should be sent only on the lower 8 bits
+ * @command: opcode to check
+ */
+static inline int nand_opcode_8bits(unsigned int command)
+{
+ return command == NAND_CMD_READID;
+}
+
#endif /* __LINUX_MTD_NAND_H */