mtd/include/linux/mtd cfi.h,1.43,1.44

[David Woodhouse]

Update of /home/cvs/mtd/include/linux/mtd
In directory phoenix.infradead.org:/tmp/cvs-serv30517/include/linux/mtd

Modified Files:
	cfi.h 
Log Message:
inlines to check for supported interleave

Index: cfi.h
===================================================================
RCS file: /home/cvs/mtd/include/linux/mtd/cfi.h,v
retrieving revision 1.43
retrieving revision 1.44
diff -u -r1.43 -r1.44
--- cfi.h	12 Jul 2004 21:56:58 -0000	1.43
+++ cfi.h	13 Jul 2004 22:32:52 -0000	1.44
@@ -59,6 +59,29 @@
 #define cfi_interleave_is_8(cfi) (0)
 #endif
 
+static inline int cfi_interleave_supported(int i)
+{
+	switch (i) {
+#ifdef CONFIG_MTD_CFI_I1
+	case 1:
+#endif
+#ifdef CONFIG_MTD_CFI_I2
+	case 2:
+#endif
+#ifdef CONFIG_MTD_CFI_I4
+	case 4:
+#endif
+#ifdef CONFIG_MTD_CFI_I8
+	case 8:
+#endif
+		return 1;
+
+	default:
+		return 0;
+	}
+}
+
+
 /* NB: these values must represents the number of bytes needed to meet the 
  *     device type (x8, x16, x32).  Eg. a 32 bit device is 4 x 8 bytes. 
  *     These numbers are used in calculations.