Fix checkpatch.pl complaints in cmd_cache.c

Old code that is not compliant.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>

common/cmd_cache.c

@@ -36,21 +36,24 @@ void __weak invalidate_icache_all(void)
 	puts("No arch specific invalidate_icache_all available!\n");
 }
 
-int do_icache ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+int do_icache(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	switch (argc) {
 	case 2:			/* on / off	*/
 		switch (parse_argv(argv[1])) {
-		case 0:	icache_disable();
+		case 0:
+			icache_disable();
 			break;
-		case 1:	icache_enable ();
+		case 1:
+			icache_enable();
 			break;
-		case 2: invalidate_icache_all();
+		case 2:
+			invalidate_icache_all();
 			break;
 		}
 		/* FALL TROUGH */
 	case 1:			/* get status */
-		printf ("Instruction Cache is %s\n",
+		printf("Instruction Cache is %s\n",
 			icache_status() ? "ON" : "OFF");
 		return 0;
 	default:
@@ -65,40 +68,42 @@ void __weak flush_dcache_all(void)
 	/* please define arch specific flush_dcache_all */
 }
 
-int do_dcache ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+int do_dcache(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	switch (argc) {
-	case 2:			/* on / off	*/
+	case 2:			/* on / off */
 		switch (parse_argv(argv[1])) {
-		case 0:	dcache_disable();
+		case 0:
+			dcache_disable();
 			break;
-		case 1:	dcache_enable ();
+		case 1:
+			dcache_enable();
 			break;
-		case 2: flush_dcache_all();
+		case 2:
+			flush_dcache_all();
 			break;
 		}
-		/* FALL TROUGH */
+		break;
 	case 1:			/* get status */
-		printf ("Data (writethrough) Cache is %s\n",
+		printf("Data (writethrough) Cache is %s\n",
 			dcache_status() ? "ON" : "OFF");
 		return 0;
 	default:
 		return CMD_RET_USAGE;
 	}
 	return 0;
-
 }
 
 static int parse_argv(const char *s)
 {
-	if (strcmp(s, "flush") == 0) {
-		return (2);
-	} else if (strcmp(s, "on") == 0) {
-		return (1);
-	} else if (strcmp(s, "off") == 0) {
-		return (0);
-	}
-	return (-1);
+	if (strcmp(s, "flush") == 0)
+		return 2;
+	else if (strcmp(s, "on") == 0)
+		return 1;
+	else if (strcmp(s, "off") == 0)
+		return 0;
+
+	return -1;
 }