src/lib: Use tabs instead of spaces

Fix the following errors and warnings detected by checkpatch.pl:

ERROR: code indent should use tabs where possible
ERROR: switch and case should be at the same indent
WARNING: Statements should start on a tabstop
WARNING: please, no spaces at the start of a line
WARNING: please, no space before tabs
WARNING: suspect code indent for conditional statements
WARNING: labels should not be indented

TEST=Build and run on Galileo Gen2

Change-Id: Iebcff26ad41ab6eb0027b871a1c06f3b52dd207c
Signed-off-by: Lee Leahy <Leroy.P.Leahy@intel.com>
Reviewed-on: https://review.coreboot.org/18732
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
diff --git a/src/lib/selfboot.c b/src/lib/selfboot.c
index 86f77f7..ada2cad 100644
--- a/src/lib/selfboot.c
+++ b/src/lib/selfboot.c
@@ -416,32 +416,32 @@
 
 		/* Copy data from the initial buffer */
 		switch (ptr->compression) {
-			case CBFS_COMPRESS_LZMA: {
-				printk(BIOS_DEBUG, "using LZMA\n");
-				timestamp_add_now(TS_START_ULZMA);
-				len = ulzman(src, len, dest, memsz);
-				timestamp_add_now(TS_END_ULZMA);
-				if (!len) /* Decompression Error. */
-					return 0;
-				break;
-			}
-			case CBFS_COMPRESS_LZ4: {
-				printk(BIOS_DEBUG, "using LZ4\n");
-				timestamp_add_now(TS_START_ULZ4F);
-				len = ulz4fn(src, len, dest, memsz);
-				timestamp_add_now(TS_END_ULZ4F);
-				if (!len) /* Decompression Error. */
-					return 0;
-				break;
-			}
-			case CBFS_COMPRESS_NONE: {
-				printk(BIOS_DEBUG, "it's not compressed!\n");
-				memcpy(dest, src, len);
-				break;
-			}
-			default:
-				printk(BIOS_INFO,  "CBFS:  Unknown compression type %d\n", ptr->compression);
-				return -1;
+		case CBFS_COMPRESS_LZMA: {
+			printk(BIOS_DEBUG, "using LZMA\n");
+			timestamp_add_now(TS_START_ULZMA);
+			len = ulzman(src, len, dest, memsz);
+			timestamp_add_now(TS_END_ULZMA);
+			if (!len) /* Decompression Error. */
+				return 0;
+			break;
+		}
+		case CBFS_COMPRESS_LZ4: {
+			printk(BIOS_DEBUG, "using LZ4\n");
+			timestamp_add_now(TS_START_ULZ4F);
+			len = ulz4fn(src, len, dest, memsz);
+			timestamp_add_now(TS_END_ULZ4F);
+			if (!len) /* Decompression Error. */
+				return 0;
+			break;
+		}
+		case CBFS_COMPRESS_NONE: {
+			printk(BIOS_DEBUG, "it's not compressed!\n");
+			memcpy(dest, src, len);
+			break;
+		}
+		default:
+			printk(BIOS_INFO,  "CBFS:  Unknown compression type %d\n", ptr->compression);
+			return -1;
 		}
 		/* Calculate middle after any changes to len. */
 		middle = dest + len;