diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 2ce3c98a1418..2bde07a4a87f 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -253,29 +253,6 @@ static bool hw_support_mmap(struct snd_pcm_substream *substream)
 	return true;
 }
 
-#undef RULES_DEBUG
-
-#ifdef RULES_DEBUG
-#define HW_PARAM(v) [SNDRV_PCM_HW_PARAM_##v] = #v
-static const char * const snd_pcm_hw_param_names[] = {
-	HW_PARAM(ACCESS),
-	HW_PARAM(FORMAT),
-	HW_PARAM(SUBFORMAT),
-	HW_PARAM(SAMPLE_BITS),
-	HW_PARAM(FRAME_BITS),
-	HW_PARAM(CHANNELS),
-	HW_PARAM(RATE),
-	HW_PARAM(PERIOD_TIME),
-	HW_PARAM(PERIOD_SIZE),
-	HW_PARAM(PERIOD_BYTES),
-	HW_PARAM(PERIODS),
-	HW_PARAM(BUFFER_TIME),
-	HW_PARAM(BUFFER_SIZE),
-	HW_PARAM(BUFFER_BYTES),
-	HW_PARAM(TICK_TIME),
-};
-#endif
-
 int snd_pcm_hw_refine(struct snd_pcm_substream *substream, 
 		      struct snd_pcm_hw_params *params)
 {
@@ -310,14 +287,9 @@ int snd_pcm_hw_refine(struct snd_pcm_substream *substream,
 
 		if (trace_hw_mask_param_enabled())
 			old_mask = *m;
-#ifdef RULES_DEBUG
-		pr_debug("%s = ", snd_pcm_hw_param_names[k]);
-		pr_cont("%04x%04x%04x%04x -> ", m->bits[3], m->bits[2], m->bits[1], m->bits[0]);
-#endif
+
 		changed = snd_mask_refine(m, constrs_mask(constrs, k));
-#ifdef RULES_DEBUG
-		pr_cont("%04x%04x%04x%04x\n", m->bits[3], m->bits[2], m->bits[1], m->bits[0]);
-#endif
+
 		trace_hw_mask_param(substream, k, 0, &old_mask, m);
 
 		if (changed)
@@ -335,25 +307,9 @@ int snd_pcm_hw_refine(struct snd_pcm_substream *substream,
 
 		if (trace_hw_interval_param_enabled())
 			old_interval = *i;
-#ifdef RULES_DEBUG
-		pr_debug("%s = ", snd_pcm_hw_param_names[k]);
-		if (i->empty)
-			pr_cont("empty");
-		else
-			pr_cont("%c%u %u%c",
-			       i->openmin ? '(' : '[', i->min,
-			       i->max, i->openmax ? ')' : ']');
-		pr_cont(" -> ");
-#endif
+
 		changed = snd_interval_refine(i, constrs_interval(constrs, k));
-#ifdef RULES_DEBUG
-		if (i->empty)
-			pr_cont("empty\n");
-		else 
-			pr_cont("%c%u %u%c\n",
-			       i->openmin ? '(' : '[', i->min,
-			       i->max, i->openmax ? ')' : ']');
-#endif
+
 		trace_hw_interval_param(substream, k, 0, &old_interval, i);
 
 		if (changed)
@@ -391,41 +347,9 @@ int snd_pcm_hw_refine(struct snd_pcm_substream *substream,
 				if (hw_is_interval(r->var))
 					old_interval = *hw_param_interval(params, r->var);
 			}
-#ifdef RULES_DEBUG
-			pr_debug("Rule %d [%p]: ", k, r->func);
-			if (r->var >= 0) {
-				pr_cont("%s = ", snd_pcm_hw_param_names[r->var]);
-				if (hw_is_mask(r->var)) {
-					m = hw_param_mask(params, r->var);
-					pr_cont("%x", *m->bits);
-				} else {
-					i = hw_param_interval(params, r->var);
-					if (i->empty)
-						pr_cont("empty");
-					else
-						pr_cont("%c%u %u%c",
-						       i->openmin ? '(' : '[', i->min,
-						       i->max, i->openmax ? ')' : ']');
-				}
-			}
-#endif
+
 			changed = r->func(params, r);
-#ifdef RULES_DEBUG
-			if (r->var >= 0) {
-				pr_cont(" -> ");
-				if (hw_is_mask(r->var))
-					pr_cont("%x", *m->bits);
-				else {
-					if (i->empty)
-						pr_cont("empty");
-					else
-						pr_cont("%c%u %u%c",
-						       i->openmin ? '(' : '[', i->min,
-						       i->max, i->openmax ? ')' : ']');
-				}
-			}
-			pr_cont("\n");
-#endif
+
 			if (hw_is_mask(r->var)) {
 				trace_hw_mask_param(substream, r->var, k + 1,
 					&old_mask, hw_param_mask(params, r->var));
@@ -434,6 +358,7 @@ int snd_pcm_hw_refine(struct snd_pcm_substream *substream,
 				trace_hw_interval_param(substream, r->var, k + 1,
 					&old_interval, hw_param_interval(params, r->var));
 			}
+
 			rstamps[k] = stamp;
 			if (changed && r->var >= 0) {
 				params->cmask |= (1 << r->var);