1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Driver for Digigram VX soundcards
4 *
5 * DSP firmware management
6 *
7 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
8 */
9
10#include <linux/device.h>
11#include <linux/firmware.h>
12#include <linux/slab.h>
13#include <linux/vmalloc.h>
14#include <linux/module.h>
15#include <sound/core.h>
16#include <sound/hwdep.h>
17#include <sound/vx_core.h>
18
19MODULE_FIRMWARE("vx/bx_1_vxp.b56");
20MODULE_FIRMWARE("vx/bx_1_vp4.b56");
21MODULE_FIRMWARE("vx/x1_1_vx2.xlx");
22MODULE_FIRMWARE("vx/x1_2_v22.xlx");
23MODULE_FIRMWARE("vx/x1_1_vxp.xlx");
24MODULE_FIRMWARE("vx/x1_1_vp4.xlx");
25MODULE_FIRMWARE("vx/bd56002.boot");
26MODULE_FIRMWARE("vx/bd563v2.boot");
27MODULE_FIRMWARE("vx/bd563s3.boot");
28MODULE_FIRMWARE("vx/l_1_vx2.d56");
29MODULE_FIRMWARE("vx/l_1_v22.d56");
30MODULE_FIRMWARE("vx/l_1_vxp.d56");
31MODULE_FIRMWARE("vx/l_1_vp4.d56");
32
33int snd_vx_setup_firmware(struct vx_core *chip)
34{
35 static const char * const fw_files[VX_TYPE_NUMS][4] = {
36 [VX_TYPE_BOARD] = {
37 NULL, "x1_1_vx2.xlx", "bd56002.boot", "l_1_vx2.d56",
38 },
39 [VX_TYPE_V2] = {
40 NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
41 },
42 [VX_TYPE_MIC] = {
43 NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
44 },
45 [VX_TYPE_VXPOCKET] = {
46 "bx_1_vxp.b56", "x1_1_vxp.xlx", "bd563s3.boot", "l_1_vxp.d56"
47 },
48 [VX_TYPE_VXP440] = {
49 "bx_1_vp4.b56", "x1_1_vp4.xlx", "bd563s3.boot", "l_1_vp4.d56"
50 },
51 };
52
53 int i, err;
54
55 for (i = 0; i < 4; i++) {
56 char path[32];
57 const struct firmware *fw;
58 if (! fw_files[chip->type][i])
59 continue;
60 sprintf(buf: path, fmt: "vx/%s", fw_files[chip->type][i]);
61 if (request_firmware(fw: &fw, name: path, device: chip->dev)) {
62 snd_printk(KERN_ERR "vx: can't load firmware %s\n", path);
63 return -ENOENT;
64 }
65 err = chip->ops->load_dsp(chip, i, fw);
66 if (err < 0) {
67 release_firmware(fw);
68 return err;
69 }
70 if (i == 1)
71 chip->chip_status |= VX_STAT_XILINX_LOADED;
72#ifdef CONFIG_PM
73 chip->firmware[i] = fw;
74#else
75 release_firmware(fw);
76#endif
77 }
78
79 /* ok, we reached to the last one */
80 /* create the devices if not built yet */
81 err = snd_vx_pcm_new(chip);
82 if (err < 0)
83 return err;
84
85 err = snd_vx_mixer_new(chip);
86 if (err < 0)
87 return err;
88
89 if (chip->ops->add_controls) {
90 err = chip->ops->add_controls(chip);
91 if (err < 0)
92 return err;
93 }
94
95 chip->chip_status |= VX_STAT_DEVICE_INIT;
96 chip->chip_status |= VX_STAT_CHIP_INIT;
97
98 return snd_card_register(card: chip->card);
99}
100
101/* exported */
102void snd_vx_free_firmware(struct vx_core *chip)
103{
104#ifdef CONFIG_PM
105 int i;
106 for (i = 0; i < 4; i++)
107 release_firmware(fw: chip->firmware[i]);
108#endif
109}
110
111EXPORT_SYMBOL(snd_vx_setup_firmware);
112EXPORT_SYMBOL(snd_vx_free_firmware);
113

source code of linux/sound/drivers/vx/vx_hwdep.c