Re: [U-Boot] [PATCH 3/9 V2] Sound: Add command for audio playback

Hi Rajeshwari,

On Tue, Aug 21, 2012 at 11:44 PM, Rajeshwari Shinde rajeshwari.s@samsung.com wrote:

This patch adds command to test audio playback. sound init - Initialises the audio subsystem (i2s and wm8994 codec) sound play - Plays predefined the audio data.

Signed-off-by: Rajeshwari Shinde rajeshwari.s@samsung.com

Changes in V2:

• None

common/Makefile | 1 + common/cmd_sound.c | 90 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 91 insertions(+), 0 deletions(-) create mode 100644 common/cmd_sound.c

diff --git a/common/Makefile b/common/Makefile index 483eb4d..a21cac9 100644 --- a/common/Makefile +++ b/common/Makefile @@ -73,6 +73,7 @@ COBJS-$(CONFIG_CMD_CONSOLE) += cmd_console.o COBJS-$(CONFIG_CMD_CPLBINFO) += cmd_cplbinfo.o COBJS-$(CONFIG_DATAFLASH_MMC_SELECT) += cmd_dataflash_mmc_mux.o COBJS-$(CONFIG_CMD_DATE) += cmd_date.o +COBJS-$(CONFIG_CMD_SOUND) += cmd_sound.o ifdef CONFIG_4xx COBJS-$(CONFIG_CMD_SETGETDCR) += cmd_dcr.o endif diff --git a/common/cmd_sound.c b/common/cmd_sound.c new file mode 100644 index 0000000..9684435 --- /dev/null +++ b/common/cmd_sound.c @@ -0,0 +1,90 @@ +/*

• • Copyright (C) 2012 Samsung Electronics
• • Rajeshwari Shinde rajeshwari.s@samsung.com
• • See file CREDITS for list of people who contributed to this
• • project.
• • This program is free software; you can redistribute it and/or
• • modify it under the terms of the GNU General Public License as
• • published by the Free Software Foundation; either version 2 of
• • the License, or (at your option) any later version.
• • 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., 59 Temple Place, Suite 330, Boston,
• • MA 02111-1307 USA
• */

+#include <common.h> +#include <command.h> +#include <fdtdec.h> +#include <sound.h>

+/* globaldata */

Maybe remove this comment?

+DECLARE_GLOBAL_DATA_PTR;

+/* Initilaise sound subsystem */ +static int do_init(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{

•   int ret;
  

•   ret = sound_init();
  

•   if (ret) {
  

•           printf("Initialise Audio driver failed\n");
  

•           return CMD_RET_FAILURE;
  

•   }
  

•   return 0;
  

+}

+/* play sound from buffer */ +static int do_play(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{

•   int ret = 0;
  

•   ret = sound_play();
  

•   if (ret) {
  

•           printf("play failed");
  

•           return CMD_RET_FAILURE;
  

•   }
  

•   return 0;
  

+}

+static cmd_tbl_t cmd_sound_sub[] = {

•   U_BOOT_CMD_MKENT(init, 0, 1, do_init, "", ""),
  

•   U_BOOT_CMD_MKENT(play, 2, 1, do_play, "", ""),
  

+};

+/* process sound command */ +static int do_sound(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{

•   cmd_tbl_t *c;
  

•   if (argc < 1)
  

•           return CMD_RET_USAGE;
  

•   /* Strip off leading 'sound' command argument */
  

•   argc--;
  

•   argv++;
  

•   c = find_cmd_tbl(argv[0], &cmd_sound_sub[0], ARRAY_SIZE(cmd_sound_sub));
  

•   if (c)
  

•           return c->cmd(cmdtp, flag, argc, argv);
  

•   else
  

•           return CMD_RET_USAGE;
  

+}

+U_BOOT_CMD(

•   sound, 3, 1, do_sound,
  

•   "sound sub-system",
  

•   "init - initialise the sound driver\n"
  

•   "sound play - play predefind sound\n"
  

pre-defined

+);

1.7.4.4

Regards, Simon