From dd89c635d9a50b7d33645609c7c98f4b2eda9e1c Mon Sep 17 00:00:00 2001
From: Alexandre Ratchov <ratchov@cvs.openbsd.org>
Date: Mon, 11 May 2015 06:52:37 +0000
Subject: Remove support for ADPCM encoding which isn't used nowadays and not
 available to programs anyway.

---
 sys/arch/sparc/dev/cs4231.c   | 13 +------------
 sys/arch/sparc64/dev/ce4231.c | 12 +-----------
 sys/dev/isa/ad1848.c          |  5 +----
 sys/dev/sbus/cs4231.c         | 13 +------------
 4 files changed, 4 insertions(+), 39 deletions(-)

diff --git a/sys/arch/sparc/dev/cs4231.c b/sys/arch/sparc/dev/cs4231.c
index 89e05fc768d..097ac404cba 100644
--- a/sys/arch/sparc/dev/cs4231.c
+++ b/sys/arch/sparc/dev/cs4231.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: cs4231.c,v 1.33 2015/05/11 06:46:21 ratchov Exp $	*/
+/*	$OpenBSD: cs4231.c,v 1.34 2015/05/11 06:52:36 ratchov Exp $	*/
 
 /*
  * Copyright (c) 1999 Jason L. Wright (jason@thought.net)
@@ -619,12 +619,6 @@ cs4231_query_encoding(addr, fp)
 		fp->precision = 16;
 		fp->flags = 0;
 		break;
-	case 5:
-		strlcpy(fp->name, AudioEadpcm, sizeof fp->name);
-		fp->encoding = AUDIO_ENCODING_ADPCM;
-		fp->precision = 8;
-		fp->flags = 0;
-		break;
 	default:
 		err = EINVAL;
 	}
@@ -669,11 +663,6 @@ cs4231_set_params(addr, setmode, usemode, p, r)
 			return (EINVAL);
 		bits = FMT_PCM8 >> 5;
 		break;
-	case AUDIO_ENCODING_ADPCM:
-		if (p->precision != 8)
-			return (EINVAL);
-		bits = FMT_ADPCM >> 5;
-		break;
 	default:
 		return (EINVAL);
 	}
diff --git a/sys/arch/sparc64/dev/ce4231.c b/sys/arch/sparc64/dev/ce4231.c
index 3352fbadf8e..5ea32287c05 100644
--- a/sys/arch/sparc64/dev/ce4231.c
+++ b/sys/arch/sparc64/dev/ce4231.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ce4231.c,v 1.32 2015/05/11 06:46:21 ratchov Exp $	*/
+/*	$OpenBSD: ce4231.c,v 1.33 2015/05/11 06:52:35 ratchov Exp $	*/
 
 /*
  * Copyright (c) 1999 Jason L. Wright (jason@thought.net)
@@ -506,12 +506,6 @@ ce4231_query_encoding(addr, fp)
 		fp->precision = 16;
 		fp->flags = 0;
 		break;
-	case 5:
-		strlcpy(fp->name, AudioEadpcm, sizeof(fp->name));
-		fp->encoding = AUDIO_ENCODING_ADPCM;
-		fp->precision = 8;
-		fp->flags = 0;
-		break;
 	default:
 		err = EINVAL;
 	}
@@ -552,10 +546,6 @@ ce4231_set_params(addr, setmode, usemode, p, r)
 	case AUDIO_ENCODING_ULINEAR_BE:
 		p->precision = 8;
 		break;
-	case AUDIO_ENCODING_ADPCM:
-		p->precision = 8;
-		bits = FMT_ADPCM >> 5;
-		break;
 	default:
 		return (EINVAL);
 	}
diff --git a/sys/dev/isa/ad1848.c b/sys/dev/isa/ad1848.c
index 4dcde647b05..ad7fdc01ab7 100644
--- a/sys/dev/isa/ad1848.c
+++ b/sys/dev/isa/ad1848.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ad1848.c,v 1.42 2015/05/11 06:46:21 ratchov Exp $	*/
+/*	$OpenBSD: ad1848.c,v 1.43 2015/05/11 06:52:35 ratchov Exp $	*/
 /*	$NetBSD: ad1848.c,v 1.45 1998/01/30 02:02:38 augustss Exp $	*/
 
 /*
@@ -979,9 +979,6 @@ ad1848_set_params(void *addr, int setmode, int usemode, struct audio_params *p,
 		p->precision = 8;
 		bits = FMT_ALAW;
 		break;
-	case AUDIO_ENCODING_ADPCM:
-		bits = FMT_ADPCM;
-		break;
 	case AUDIO_ENCODING_SLINEAR_LE:
 		if (p->precision == 16)
 			bits = FMT_TWOS_COMP;
diff --git a/sys/dev/sbus/cs4231.c b/sys/dev/sbus/cs4231.c
index 5798650b135..a5697d497bc 100644
--- a/sys/dev/sbus/cs4231.c
+++ b/sys/dev/sbus/cs4231.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: cs4231.c,v 1.34 2015/05/11 06:46:22 ratchov Exp $	*/
+/*	$OpenBSD: cs4231.c,v 1.35 2015/05/11 06:52:35 ratchov Exp $	*/
 
 /*
  * Copyright (c) 1999 Jason L. Wright (jason@thought.net)
@@ -537,12 +537,6 @@ cs4231_query_encoding(void *vsc, struct audio_encoding *fp)
 		fp->precision = 16;
 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
 		break;
-	case 8:
-		strlcpy(fp->name, AudioEadpcm, sizeof fp->name);
-		fp->encoding = AUDIO_ENCODING_ADPCM;
-		fp->precision = 8;
-		fp->flags = 0;
-		break;
 	default:
 		err = EINVAL;
 	}
@@ -599,11 +593,6 @@ cs4231_set_params(void *vsc, int setmode, int usemode,
 		else
 			return (EINVAL);
 		break;
-	case AUDIO_ENCODING_ADPCM:
-		if (p->precision != 8)
-			return (EINVAL);
-		bits = FMT_ADPCM >> 5;
-		break;
 	default:
 		return (EINVAL);
 	}
-- 
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