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authorMike Frysinger <vapier@gentoo.org>2011-06-15 16:53:12 -0400
committerMike Frysinger <vapier@gentoo.org>2011-07-23 01:18:20 -0400
commitaf459864b363ff1b1567741d52f5334ceb10d829 (patch)
tree4068599d4a8d6d38dab562949e45da04c989ae92 /arch
parent94674b15df4fdb111aeb2b07e67a818db5faa3c3 (diff)
downloadlinux-af459864b363ff1b1567741d52f5334ceb10d829.tar.gz
Blackfin: debug-mmrs: use new gptimer_group layout to simplify code
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/blackfin/kernel/debug-mmrs.c52
1 files changed, 34 insertions, 18 deletions
diff --git a/arch/blackfin/kernel/debug-mmrs.c b/arch/blackfin/kernel/debug-mmrs.c
index bafae8717903..c40dd6bbeac2 100644
--- a/arch/blackfin/kernel/debug-mmrs.c
+++ b/arch/blackfin/kernel/debug-mmrs.c
@@ -278,6 +278,32 @@ bfin_debug_mmrs_gptimer(struct dentry *parent, unsigned long base, int num)
 }
 #define GPTIMER(num) bfin_debug_mmrs_gptimer(parent, TIMER##num##_CONFIG, num)
 
+#define GPTIMER_GROUP_OFF(mmr) REGS_OFF(gptimer_group, mmr)
+#define __GPTIMER_GROUP(uname, lname) __REGS(gptimer_group, #uname, lname)
+static void __init __maybe_unused
+bfin_debug_mmrs_gptimer_group(struct dentry *parent, unsigned long base, int num)
+{
+	char buf[32], *_buf;
+
+	if (num == -1) {
+		_buf = buf + sprintf(buf, "TIMER_");
+		__GPTIMER_GROUP(ENABLE, enable);
+		__GPTIMER_GROUP(DISABLE, disable);
+		__GPTIMER_GROUP(STATUS, status);
+	} else {
+		/* These MMRs are a bit odd as the group # is a suffix */
+		_buf = buf + sprintf(buf, "TIMER_ENABLE%i", num);
+		d(buf, 16, base + GPTIMER_GROUP_OFF(enable));
+
+		_buf = buf + sprintf(buf, "TIMER_DISABLE%i", num);
+		d(buf, 16, base + GPTIMER_GROUP_OFF(disable));
+
+		_buf = buf + sprintf(buf, "TIMER_STATUS%i", num);
+		d(buf, 32, base + GPTIMER_GROUP_OFF(status));
+	}
+}
+#define GPTIMER_GROUP(mmr, num) bfin_debug_mmrs_gptimer_group(parent, mmr, num)
+
 /*
  * Handshake MDMA
  */
@@ -1006,29 +1032,19 @@ static int __init bfin_debug_mmrs_init(void)
 #endif
 
 	parent = debugfs_create_dir("gptimer", top);
-#ifdef TIMER_DISABLE
-	D16(TIMER_DISABLE);
-	D16(TIMER_ENABLE);
-	D32(TIMER_STATUS);
+#ifdef TIMER_ENABLE
+	GPTIMER_GROUP(TIMER_ENABLE, -1);
 #endif
-#ifdef TIMER_DISABLE0
-	D16(TIMER_DISABLE0);
-	D16(TIMER_ENABLE0);
-	D32(TIMER_STATUS0);
+#ifdef TIMER_ENABLE0
+	GPTIMER_GROUP(TIMER_ENABLE0, 0);
 #endif
-#ifdef TIMER_DISABLE1
-	D16(TIMER_DISABLE1);
-	D16(TIMER_ENABLE1);
-	D32(TIMER_STATUS1);
+#ifdef TIMER_ENABLE1
+	GPTIMER_GROUP(TIMER_ENABLE1, 1);
 #endif
 	/* XXX: Should convert BF561 MMR names */
 #ifdef TMRS4_DISABLE
-	D16(TMRS4_DISABLE);
-	D16(TMRS4_ENABLE);
-	D32(TMRS4_STATUS);
-	D16(TMRS8_DISABLE);
-	D16(TMRS8_ENABLE);
-	D32(TMRS8_STATUS);
+	GPTIMER_GROUP(TMRS4_ENABLE, 0);
+	GPTIMER_GROUP(TMRS8_ENABLE, 1);
 #endif
 	GPTIMER(0);
 	GPTIMER(1);