[alsa-devel] [PATCH v2] topology: Add command line topology tool to build topology binaries

Takashi Iwai tiwai at suse.de
Tue Aug 4 18:18:42 CEST 2015


On Tue, 04 Aug 2015 17:23:03 +0200,
Liam Girdwood wrote:
> 
> Add a command line tool that will parse topology text files and convert to the binary
> topology data as used by the kernel.
> 
> Signed-off-by: Liam Girdwood <liam.r.girdwood at linux.intel.com>

Applied, thanks.


Takashi

> ---
>  Makefile.am          |   3 ++
>  configure.ac         |   5 ++-
>  topology/Makefile.am |  10 +++++
>  topology/topology.c  | 117 +++++++++++++++++++++++++++++++++++++++++++++++++++
>  4 files changed, 134 insertions(+), 1 deletion(-)
>  create mode 100644 topology/Makefile.am
>  create mode 100644 topology/topology.c
> 
> diff --git a/Makefile.am b/Makefile.am
> index 5bbe588..613f62d 100644
> --- a/Makefile.am
> +++ b/Makefile.am
> @@ -25,6 +25,9 @@ endif
>  if HAVE_UCM
>  SUBDIRS += alsaucm
>  endif
> +if HAVE_TOPOLOGY
> +SUBDIRS += topology
> +endif
>  
>  EXTRA_DIST= TODO gitcompile
>  AUTOMAKE_OPTIONS=foreign
> diff --git a/configure.ac b/configure.ac
> index f09aa54..4c279a9 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -50,6 +50,8 @@ AC_CHECK_HEADERS([alsa/seq.h], [have_seq="yes"], [have_seq="no"],
>    [#include <alsa/asoundlib.h>])
>  AC_CHECK_HEADERS([alsa/use-case.h], [have_ucm="yes"], [have_ucm="no"],
>    [#include <alsa/asoundlib.h>])
> +AC_CHECK_HEADERS([alsa/topology.h], [have_topology="yes"], [have_topology="no"],
> +  [#include <alsa/asoundlib.h>])
>  AC_CHECK_HEADERS([samplerate.h], [have_samplerate="yes"], [have_samplerate="no"],
>    [#include <samplerate.h>])
>  
> @@ -58,6 +60,7 @@ AM_CONDITIONAL(HAVE_MIXER, test "$have_mixer" = "yes")
>  AM_CONDITIONAL(HAVE_RAWMIDI, test "$have_rawmidi" = "yes")
>  AM_CONDITIONAL(HAVE_SEQ, test "$have_seq" = "yes")
>  AM_CONDITIONAL(HAVE_UCM, test "$have_ucm" = "yes")
> +AM_CONDITIONAL(HAVE_TOPOLOGY, test "$have_topology" = "yes")
>  AM_CONDITIONAL(HAVE_SAMPLERATE, test "$have_samplerate" = "yes")
>  
>  dnl Check for librt
> @@ -358,7 +361,7 @@ AC_OUTPUT(Makefile alsactl/Makefile alsactl/init/Makefile \
>  	  m4/Makefile po/Makefile.in \
>  	  alsaconf/alsaconf alsaconf/Makefile \
>  	  alsaconf/po/Makefile \
> -	  alsaucm/Makefile \
> +	  alsaucm/Makefile topology/Makefile \
>  	  aplay/Makefile include/Makefile iecset/Makefile utils/Makefile \
>  	  utils/alsa-utils.spec seq/Makefile seq/aconnect/Makefile \
>  	  seq/aplaymidi/Makefile seq/aseqdump/Makefile seq/aseqnet/Makefile \
> diff --git a/topology/Makefile.am b/topology/Makefile.am
> new file mode 100644
> index 0000000..c370b14
> --- /dev/null
> +++ b/topology/Makefile.am
> @@ -0,0 +1,10 @@
> +bin_PROGRAMS = \
> +	alsatplg
> +
> +alsatplg_SOURCES = topology.c
> +
> +AM_CPPFLAGS = \
> +         -Wall -I$(top_srcdir)/include
> +
> +alsatplg_LDADD = -lasound
> +
> diff --git a/topology/topology.c b/topology/topology.c
> new file mode 100644
> index 0000000..33c3276
> --- /dev/null
> +++ b/topology/topology.c
> @@ -0,0 +1,117 @@
> +/*
> +  Copyright(c) 2014-2015 Intel Corporation
> +  Copyright(c) 2010-2011 Texas Instruments Incorporated,
> +  All rights reserved.
> +
> +  This program is free software; you can redistribute it and/or modify
> +  it under the terms of version 2 of the GNU General Public License as
> +  published by the Free Software Foundation.
> +
> +  This program is distributed in the hope that it will be useful, but
> +  WITHOUT ANY WARRANTY; without even the implied warranty of
> +  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> +  General Public License for more details.
> +
> +  You should have received a copy of the GNU General Public License
> +  along with this program; if not, write to the Free Software
> +  Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
> +  The full GNU General Public License is included in this distribution
> +  in the file called LICENSE.GPL.
> +*/
> +
> +#include <stdlib.h>
> +#include <stdio.h>
> +#include <stdint.h>
> +#include <fcntl.h>
> +#include <unistd.h>
> +#include <errno.h>
> +#include <string.h>
> +#include <sys/stat.h>
> +#include <dlfcn.h>
> +#include <getopt.h>
> +#include <assert.h>
> +
> +#include <alsa/asoundlib.h>
> +#include <alsa/topology.h>
> +#include "gettext.h"
> +
> +static snd_output_t *log;
> +
> +static void usage(char *name)
> +{
> +	printf(
> +_("Usage: %s [OPTIONS]...\n"
> +"\n"
> +"-h, --help              help\n"
> +"-c, --compile=FILE      compile file\n"
> +"-v, --verbose=LEVEL     set verbosity level (0...1)\n"
> +"-o, --output=FILE       set output file\n"
> +), name);
> +}
> +
> +int main(int argc, char *argv[])
> +{
> +	snd_tplg_t *snd_tplg;
> +	static const char short_options[] = "hc:v:o:";
> +	static const struct option long_options[] = {
> +		{"help", 0, 0, 'h'},
> +		{"verbose", 0, 0, 'v'},
> +		{"compile", 0, 0, 'c'},
> +		{"output", 0, 0, 'o'},
> +		{0, 0, 0, 0},
> +	};
> +	char *source_file = NULL, *output_file = NULL;
> +	int c, err, verbose = 0, option_index;
> +
> +#ifdef ENABLE_NLS
> +	setlocale(LC_ALL, "");
> +	textdomain(PACKAGE);
> +#endif
> +
> +	err = snd_output_stdio_attach(&log, stderr, 0);
> +	assert(err >= 0);
> +
> +	while ((c = getopt_long(argc, argv, short_options, long_options, &option_index)) != -1) {
> +		switch (c) {
> +		case 'h':
> +			usage(argv[0]);
> +			return 0;
> +		case 'v':
> +			verbose = atoi(optarg);
> +			break;
> +		case 'c':
> +			source_file = optarg;
> +			break;
> +		case 'o':
> +			output_file = optarg;
> +			break;
> +		default:
> +			fprintf(stderr, _("Try `%s --help' for more information.\n"), argv[0]);
> +			return 1;
> +		}
> +	}
> +
> +	if (source_file == NULL || output_file == NULL) {
> +		usage(argv[0]);
> +		return 1;
> +	}
> +
> +	snd_tplg = snd_tplg_new();
> +	if (snd_tplg == NULL) {
> +		fprintf(stderr, _("failed to create new topology context\n"));
> +		return 1;
> +	}
> +
> +	snd_tplg_verbose(snd_tplg, verbose);
> +
> +	err = snd_tplg_build_file(snd_tplg, source_file, output_file);
> +	if (err < 0) {
> +		fprintf(stderr, _("failed to compile context %s\n"), source_file);
> +		snd_tplg_free(snd_tplg);
> +		return 1;
> +	}
> +
> +	snd_tplg_free(snd_tplg);
> +	return 0;
> +}
> +
> -- 
> 2.1.4
> 


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