1/*
2 * Driver for Digigram VX soundcards
3 *
4 * DSP firmware management
5 *
6 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
7 *
8 *   This program is free software; you can redistribute it and/or modify
9 *   it under the terms of the GNU General Public License as published by
10 *   the Free Software Foundation; either version 2 of the License, or
11 *   (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21 */
22
23#include <linux/device.h>
24#include <linux/firmware.h>
25#include <linux/slab.h>
26#include <linux/vmalloc.h>
27#include <linux/module.h>
28#include <sound/core.h>
29#include <sound/hwdep.h>
30#include <sound/vx_core.h>
31
32MODULE_FIRMWARE("vx/bx_1_vxp.b56");
33MODULE_FIRMWARE("vx/bx_1_vp4.b56");
34MODULE_FIRMWARE("vx/x1_1_vx2.xlx");
35MODULE_FIRMWARE("vx/x1_2_v22.xlx");
36MODULE_FIRMWARE("vx/x1_1_vxp.xlx");
37MODULE_FIRMWARE("vx/x1_1_vp4.xlx");
38MODULE_FIRMWARE("vx/bd56002.boot");
39MODULE_FIRMWARE("vx/bd563v2.boot");
40MODULE_FIRMWARE("vx/bd563s3.boot");
41MODULE_FIRMWARE("vx/l_1_vx2.d56");
42MODULE_FIRMWARE("vx/l_1_v22.d56");
43MODULE_FIRMWARE("vx/l_1_vxp.d56");
44MODULE_FIRMWARE("vx/l_1_vp4.d56");
45
46int snd_vx_setup_firmware(struct vx_core *chip)
47{
48	static char *fw_files[VX_TYPE_NUMS][4] = {
49		[VX_TYPE_BOARD] = {
50			NULL, "x1_1_vx2.xlx", "bd56002.boot", "l_1_vx2.d56",
51		},
52		[VX_TYPE_V2] = {
53			NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
54		},
55		[VX_TYPE_MIC] = {
56			NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
57		},
58		[VX_TYPE_VXPOCKET] = {
59			"bx_1_vxp.b56", "x1_1_vxp.xlx", "bd563s3.boot", "l_1_vxp.d56"
60		},
61		[VX_TYPE_VXP440] = {
62			"bx_1_vp4.b56", "x1_1_vp4.xlx", "bd563s3.boot", "l_1_vp4.d56"
63		},
64	};
65
66	int i, err;
67
68	for (i = 0; i < 4; i++) {
69		char path[32];
70		const struct firmware *fw;
71		if (! fw_files[chip->type][i])
72			continue;
73		sprintf(path, "vx/%s", fw_files[chip->type][i]);
74		if (request_firmware(&fw, path, chip->dev)) {
75			snd_printk(KERN_ERR "vx: can't load firmware %s\n", path);
76			return -ENOENT;
77		}
78		err = chip->ops->load_dsp(chip, i, fw);
79		if (err < 0) {
80			release_firmware(fw);
81			return err;
82		}
83		if (i == 1)
84			chip->chip_status |= VX_STAT_XILINX_LOADED;
85#ifdef CONFIG_PM
86		chip->firmware[i] = fw;
87#else
88		release_firmware(fw);
89#endif
90	}
91
92	/* ok, we reached to the last one */
93	/* create the devices if not built yet */
94	if ((err = snd_vx_pcm_new(chip)) < 0)
95		return err;
96
97	if ((err = snd_vx_mixer_new(chip)) < 0)
98		return err;
99
100	if (chip->ops->add_controls)
101		if ((err = chip->ops->add_controls(chip)) < 0)
102			return err;
103
104	chip->chip_status |= VX_STAT_DEVICE_INIT;
105	chip->chip_status |= VX_STAT_CHIP_INIT;
106
107	return snd_card_register(chip->card);
108}
109
110/* exported */
111void snd_vx_free_firmware(struct vx_core *chip)
112{
113#ifdef CONFIG_PM
114	int i;
115	for (i = 0; i < 4; i++)
116		release_firmware(chip->firmware[i]);
117#endif
118}
119
120EXPORT_SYMBOL(snd_vx_setup_firmware);
121EXPORT_SYMBOL(snd_vx_free_firmware);
122