vx_hwdep.c
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/*
* Driver for Digigram VX soundcards
*
* DSP firmware management
*
* Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
*
* 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 <linux/device.h>
#include <linux/firmware.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/module.h>
#include <sound/core.h>
#include <sound/hwdep.h>
#include <sound/vx_core.h>
MODULE_FIRMWARE("vx/bx_1_vxp.b56");
MODULE_FIRMWARE("vx/bx_1_vp4.b56");
MODULE_FIRMWARE("vx/x1_1_vx2.xlx");
MODULE_FIRMWARE("vx/x1_2_v22.xlx");
MODULE_FIRMWARE("vx/x1_1_vxp.xlx");
MODULE_FIRMWARE("vx/x1_1_vp4.xlx");
MODULE_FIRMWARE("vx/bd56002.boot");
MODULE_FIRMWARE("vx/bd563v2.boot");
MODULE_FIRMWARE("vx/bd563s3.boot");
MODULE_FIRMWARE("vx/l_1_vx2.d56");
MODULE_FIRMWARE("vx/l_1_v22.d56");
MODULE_FIRMWARE("vx/l_1_vxp.d56");
MODULE_FIRMWARE("vx/l_1_vp4.d56");
int snd_vx_setup_firmware(struct vx_core *chip)
{
static char *fw_files[VX_TYPE_NUMS][4] = {
[VX_TYPE_BOARD] = {
NULL, "x1_1_vx2.xlx", "bd56002.boot", "l_1_vx2.d56",
},
[VX_TYPE_V2] = {
NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
},
[VX_TYPE_MIC] = {
NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
},
[VX_TYPE_VXPOCKET] = {
"bx_1_vxp.b56", "x1_1_vxp.xlx", "bd563s3.boot", "l_1_vxp.d56"
},
[VX_TYPE_VXP440] = {
"bx_1_vp4.b56", "x1_1_vp4.xlx", "bd563s3.boot", "l_1_vp4.d56"
},
};
int i, err;
for (i = 0; i < 4; i++) {
char path[32];
const struct firmware *fw;
if (! fw_files[chip->type][i])
continue;
sprintf(path, "vx/%s", fw_files[chip->type][i]);
if (request_firmware(&fw, path, chip->dev)) {
snd_printk(KERN_ERR "vx: can't load firmware %s\n", path);
return -ENOENT;
}
err = chip->ops->load_dsp(chip, i, fw);
if (err < 0) {
release_firmware(fw);
return err;
}
if (i == 1)
chip->chip_status |= VX_STAT_XILINX_LOADED;
#ifdef CONFIG_PM
chip->firmware[i] = fw;
#else
release_firmware(fw);
#endif
}
/* ok, we reached to the last one */
/* create the devices if not built yet */
if ((err = snd_vx_pcm_new(chip)) < 0)
return err;
if ((err = snd_vx_mixer_new(chip)) < 0)
return err;
if (chip->ops->add_controls)
if ((err = chip->ops->add_controls(chip)) < 0)
return err;
chip->chip_status |= VX_STAT_DEVICE_INIT;
chip->chip_status |= VX_STAT_CHIP_INIT;
return snd_card_register(chip->card);
}
/* exported */
void snd_vx_free_firmware(struct vx_core *chip)
{
#ifdef CONFIG_PM
int i;
for (i = 0; i < 4; i++)
release_firmware(chip->firmware[i]);
#endif
}
EXPORT_SYMBOL(snd_vx_setup_firmware);
EXPORT_SYMBOL(snd_vx_free_firmware);