sound: Retire SND_MULTICHANNEL

SND_MULTICHANNEL is always defined, so SND_CHN_MAX will also always be
8. Apart from the fact that there is no other place in the code that
touches SND_MULTICHANNEL, there is also no good reason nowadays to set
SND_CHN_MAX to 2.

Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Reviewed by:	markj
Differential Revision:	https://reviews.freebsd.org/D55934

This commit is contained in:

Christos Margiolis

2026-03-24 11:31:26 +01:00

parent bf0e5d987e

commit 712bd9b275

1 changed files with 0 additions and 7 deletions

									
										sys/dev/sound/pcm/matrix.h
									
		-7
	
												View File
												
				@@ -29,8 +29,6 @@

				#ifndef _SND_MATRIX_H_

				#define _SND_MATRIX_H_

				#define SND_MULTICHANNEL	1

				/*

				 * XXX = unused, but part of the definition (will be used someday, maybe).

				 */

				@@ -173,12 +171,7 @@

				#define SND_CHN_T_END		SND_CHN_T_TBR

				#define SND_CHN_T_STEP		1

				#define SND_CHN_MIN		1

				#ifdef SND_MULTICHANNEL

				#define SND_CHN_MAX		8

				#else

				#define SND_CHN_MAX		2

				#endif

				/*

				 * Multichannel interleaved volume matrix. Each calculated value relative