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authorMike Frysinger <vapier@gentoo.org>2011-06-15 22:53:12 +0200
committerMike Frysinger <vapier@gentoo.org>2011-07-23 07:18:20 +0200
commitaf459864b363ff1b1567741d52f5334ceb10d829 (patch)
tree4068599d4a8d6d38dab562949e45da04c989ae92 /arch/blackfin
parentBlackfin: debug-mmrs: prevent macro arg from expanding (diff)
downloadlinux-af459864b363ff1b1567741d52f5334ceb10d829.tar.xz
linux-af459864b363ff1b1567741d52f5334ceb10d829.zip
Blackfin: debug-mmrs: use new gptimer_group layout to simplify code
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin')
-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);