ALSA: vx: More constifications
[muen/linux.git] / sound / drivers / vx / vx_hwdep.c
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
19 MODULE_FIRMWARE("vx/bx_1_vxp.b56");
20 MODULE_FIRMWARE("vx/bx_1_vp4.b56");
21 MODULE_FIRMWARE("vx/x1_1_vx2.xlx");
22 MODULE_FIRMWARE("vx/x1_2_v22.xlx");
23 MODULE_FIRMWARE("vx/x1_1_vxp.xlx");
24 MODULE_FIRMWARE("vx/x1_1_vp4.xlx");
25 MODULE_FIRMWARE("vx/bd56002.boot");
26 MODULE_FIRMWARE("vx/bd563v2.boot");
27 MODULE_FIRMWARE("vx/bd563s3.boot");
28 MODULE_FIRMWARE("vx/l_1_vx2.d56");
29 MODULE_FIRMWARE("vx/l_1_v22.d56");
30 MODULE_FIRMWARE("vx/l_1_vxp.d56");
31 MODULE_FIRMWARE("vx/l_1_vp4.d56");
32
33 int 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(path, "vx/%s", fw_files[chip->type][i]);
61                 if (request_firmware(&fw, path, 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         if ((err = snd_vx_pcm_new(chip)) < 0)
82                 return err;
83
84         if ((err = snd_vx_mixer_new(chip)) < 0)
85                 return err;
86
87         if (chip->ops->add_controls)
88                 if ((err = chip->ops->add_controls(chip)) < 0)
89                         return err;
90
91         chip->chip_status |= VX_STAT_DEVICE_INIT;
92         chip->chip_status |= VX_STAT_CHIP_INIT;
93
94         return snd_card_register(chip->card);
95 }
96
97 /* exported */
98 void snd_vx_free_firmware(struct vx_core *chip)
99 {
100 #ifdef CONFIG_PM
101         int i;
102         for (i = 0; i < 4; i++)
103                 release_firmware(chip->firmware[i]);
104 #endif
105 }
106
107 EXPORT_SYMBOL(snd_vx_setup_firmware);
108 EXPORT_SYMBOL(snd_vx_free_firmware);