ARC: Use kconfig helper IS_ENABLED() to get rid of defines.h

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

arch/arc/Makefile

@@ -16,13 +16,11 @@ KBUILD_DEFCONFIG := fpga_defconfig
 
 cflags-y	+= -mA7 -fno-common -pipe -fno-builtin -D__linux__
 
-LINUXINCLUDE	+=  -include ${src}/arch/arc/include/asm/defines.h
-
 ifdef CONFIG_ARC_CURR_IN_REG
 # For a global register defintion, make sure it gets passed to every file
 # We had a customer reported bug where some code built in kernel was NOT using
 # any kernel headers, and missing the r25 global register
-# Can't do unconditionally (like above) because of recursive include issues
+# Can't do unconditionally because of recursive include issues
 # due to <linux/thread_info.h>
 LINUXINCLUDE	+=  -include ${src}/arch/arc/include/asm/current.h
 endif

arch/arc/include/asm/cache.h

@@ -9,6 +9,8 @@
 #ifndef __ARC_ASM_CACHE_H
 #define __ARC_ASM_CACHE_H
 
+#include <asm/mmu.h>	/* some of cache registers depend on MMU ver */
+
 /* In case $$ not config, setup a dummy number for rest of kernel */
 #ifndef CONFIG_ARC_CACHE_LINE_SHIFT
 #define L1_CACHE_SHIFT		6

arch/arc/include/asm/defines.h

@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef __ARC_ASM_DEFINES_H__
-#define __ARC_ASM_DEFINES_H__
-
-#if defined(CONFIG_ARC_MMU_V1)
-#define CONFIG_ARC_MMU_VER 1
-#elif defined(CONFIG_ARC_MMU_V2)
-#define CONFIG_ARC_MMU_VER 2
-#elif defined(CONFIG_ARC_MMU_V3)
-#define CONFIG_ARC_MMU_VER 3
-#endif
-
-#ifdef CONFIG_ARC_HAS_LLSC
-#define __CONFIG_ARC_HAS_LLSC_VAL 1
-#else
-#define __CONFIG_ARC_HAS_LLSC_VAL 0
-#endif
-
-#ifdef CONFIG_ARC_HAS_SWAPE
-#define __CONFIG_ARC_HAS_SWAPE_VAL 1
-#else
-#define __CONFIG_ARC_HAS_SWAPE_VAL 0
-#endif
-
-#ifdef CONFIG_ARC_HAS_RTSC
-#define __CONFIG_ARC_HAS_RTSC_VAL 1
-#else
-#define __CONFIG_ARC_HAS_RTSC_VAL 0
-#endif
-
-#ifdef CONFIG_ARC_MMU_SASID
-#define __CONFIG_ARC_MMU_SASID_VAL 1
-#else
-#define __CONFIG_ARC_MMU_SASID_VAL 0
-#endif
-
-#ifdef CONFIG_ARC_HAS_ICACHE
-#define __CONFIG_ARC_HAS_ICACHE	1
-#else
-#define __CONFIG_ARC_HAS_ICACHE	0
-#endif
-
-#ifdef CONFIG_ARC_HAS_DCACHE
-#define __CONFIG_ARC_HAS_DCACHE	1
-#else
-#define __CONFIG_ARC_HAS_DCACHE	0
-#endif
-
-#endif /* __ARC_ASM_DEFINES_H__ */

arch/arc/include/asm/mmu.h

@@ -9,6 +9,14 @@
 #ifndef _ASM_ARC_MMU_H
 #define _ASM_ARC_MMU_H
 
+#if defined(CONFIG_ARC_MMU_V1)
+#define CONFIG_ARC_MMU_VER 1
+#elif defined(CONFIG_ARC_MMU_V2)
+#define CONFIG_ARC_MMU_VER 2
+#elif defined(CONFIG_ARC_MMU_V3)
+#define CONFIG_ARC_MMU_VER 3
+#endif
+
 #ifndef __ASSEMBLY__
 
 typedef struct {

arch/arc/include/asm/tlb-mmu1.h

@@ -9,10 +9,11 @@
 #ifndef __ASM_TLB_MMU_V1_H__
 #define __ASM_TLB_MMU_V1_H__
 
-#if defined(__ASSEMBLY__) && defined(CONFIG_ARC_MMU_VER == 1)
-
+#include <asm/mmu.h>
 #include <asm/tlb.h>
 
+#if defined(__ASSEMBLY__) && (CONFIG_ARC_MMU_VER == 1)
+
 .macro TLB_WRITE_HEURISTICS
 
 #define JH_HACK1

arch/arc/kernel/setup.c

@@ -182,7 +182,7 @@ char *arc_extn_mumbojumbo(int cpu_id, char *buf, int len)
 	FIX_PTR(cpu);
 #define IS_AVAIL1(var, str)	((var) ? str : "")
 #define IS_AVAIL2(var, str)	((var == 0x2) ? str : "")
-#define IS_USED(var)		((var) ? "(in-use)" : "(not used)")
+#define IS_USED(cfg)		(IS_ENABLED(cfg) ? "(in-use)" : "(not used)")
 
 	n += scnprintf(buf + n, len - n,
 		       "Extn [700-Base]\t: %s %s %s %s %s %s\n",
@@ -202,9 +202,9 @@ char *arc_extn_mumbojumbo(int cpu_id, char *buf, int len)
 	if (cpu->core.family == 0x34) {
 		n += scnprintf(buf + n, len - n,
 		"Extn [700-4.10]\t: LLOCK/SCOND %s, SWAPE %s, RTSC %s\n",
-			       IS_USED(__CONFIG_ARC_HAS_LLSC_VAL),
-			       IS_USED(__CONFIG_ARC_HAS_SWAPE_VAL),
-			       IS_USED(__CONFIG_ARC_HAS_RTSC_VAL));
+			       IS_USED(CONFIG_ARC_HAS_LLSC),
+			       IS_USED(CONFIG_ARC_HAS_SWAPE),
+			       IS_USED(CONFIG_ARC_HAS_RTSC));
 	}
 
 	n += scnprintf(buf + n, len - n, "Extn [CCM]\t: %s",

arch/arc/mm/cache_arc700.c

@@ -89,8 +89,10 @@ char *arc_cache_mumbojumbo(int cpu_id, char *buf, int len)
 			enb ?  "" : "DISABLED (kernel-build)");		\
 }
 
-	PR_CACHE(&cpuinfo_arc700[c].icache, __CONFIG_ARC_HAS_ICACHE, "I-Cache");
-	PR_CACHE(&cpuinfo_arc700[c].dcache, __CONFIG_ARC_HAS_DCACHE, "D-Cache");
+	PR_CACHE(&cpuinfo_arc700[c].icache, IS_ENABLED(CONFIG_ARC_HAS_ICACHE),
+			"I-Cache");
+	PR_CACHE(&cpuinfo_arc700[c].dcache, IS_ENABLED(CONFIG_ARC_HAS_DCACHE),
+			"D-Cache");
 
 	return buf;
 }

arch/arc/mm/tlb.c

@@ -505,7 +505,7 @@ char *arc_mmu_mumbojumbo(int cpu_id, char *buf, int len)
 		       "J-TLB %d (%dx%d), uDTLB %d, uITLB %d, %s\n",
 		       p_mmu->num_tlb, p_mmu->sets, p_mmu->ways,
 		       p_mmu->u_dtlb, p_mmu->u_itlb,
-		       __CONFIG_ARC_MMU_SASID_VAL ? "SASID" : "");
+		       IS_ENABLED(CONFIG_ARC_MMU_SASID) ? "SASID" : "");
 
 	return buf;
 }