xref: /openbmc/linux/sound/drivers/vx/vx_hwdep.c (revision 842ed298)
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);
109