1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards |
4 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
5 | */ |
6 | |
7 | /* |
8 | NOTES: |
9 | - sometimes the sound is metallic and sibilant, unloading and |
10 | reloading the module may solve this. |
11 | */ |
12 | |
13 | #include <linux/pci.h> |
14 | #include <linux/time.h> |
15 | #include <linux/init.h> |
16 | #include <linux/module.h> |
17 | #include <sound/core.h> |
18 | #include "cs46xx.h" |
19 | #include <sound/initval.h> |
20 | |
21 | MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>" ); |
22 | MODULE_DESCRIPTION("Cirrus Logic Sound Fusion CS46XX" ); |
23 | MODULE_LICENSE("GPL" ); |
24 | |
25 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ |
26 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ |
27 | static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ |
28 | static bool external_amp[SNDRV_CARDS]; |
29 | static bool thinkpad[SNDRV_CARDS]; |
30 | static bool mmap_valid[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; |
31 | |
32 | module_param_array(index, int, NULL, 0444); |
33 | MODULE_PARM_DESC(index, "Index value for the CS46xx soundcard." ); |
34 | module_param_array(id, charp, NULL, 0444); |
35 | MODULE_PARM_DESC(id, "ID string for the CS46xx soundcard." ); |
36 | module_param_array(enable, bool, NULL, 0444); |
37 | MODULE_PARM_DESC(enable, "Enable CS46xx soundcard." ); |
38 | module_param_array(external_amp, bool, NULL, 0444); |
39 | MODULE_PARM_DESC(external_amp, "Force to enable external amplifier." ); |
40 | module_param_array(thinkpad, bool, NULL, 0444); |
41 | MODULE_PARM_DESC(thinkpad, "Force to enable Thinkpad's CLKRUN control." ); |
42 | module_param_array(mmap_valid, bool, NULL, 0444); |
43 | MODULE_PARM_DESC(mmap_valid, "Support OSS mmap." ); |
44 | |
45 | static const struct pci_device_id snd_cs46xx_ids[] = { |
46 | { PCI_VDEVICE(CIRRUS, 0x6001), 0, }, /* CS4280 */ |
47 | { PCI_VDEVICE(CIRRUS, 0x6003), 0, }, /* CS4612 */ |
48 | { PCI_VDEVICE(CIRRUS, 0x6004), 0, }, /* CS4615 */ |
49 | { 0, } |
50 | }; |
51 | |
52 | MODULE_DEVICE_TABLE(pci, snd_cs46xx_ids); |
53 | |
54 | static int snd_card_cs46xx_probe(struct pci_dev *pci, |
55 | const struct pci_device_id *pci_id) |
56 | { |
57 | static int dev; |
58 | struct snd_card *card; |
59 | struct snd_cs46xx *chip; |
60 | int err; |
61 | |
62 | if (dev >= SNDRV_CARDS) |
63 | return -ENODEV; |
64 | if (!enable[dev]) { |
65 | dev++; |
66 | return -ENOENT; |
67 | } |
68 | |
69 | err = snd_devm_card_new(parent: &pci->dev, idx: index[dev], xid: id[dev], THIS_MODULE, |
70 | extra_size: sizeof(*chip), card_ret: &card); |
71 | if (err < 0) |
72 | return err; |
73 | chip = card->private_data; |
74 | err = snd_cs46xx_create(card, pci, |
75 | external_amp: external_amp[dev], thinkpad: thinkpad[dev]); |
76 | if (err < 0) |
77 | goto error; |
78 | card->private_data = chip; |
79 | chip->accept_valid = mmap_valid[dev]; |
80 | err = snd_cs46xx_pcm(chip, device: 0); |
81 | if (err < 0) |
82 | goto error; |
83 | #ifdef CONFIG_SND_CS46XX_NEW_DSP |
84 | err = snd_cs46xx_pcm_rear(chip, device: 1); |
85 | if (err < 0) |
86 | goto error; |
87 | err = snd_cs46xx_pcm_iec958(chip, device: 2); |
88 | if (err < 0) |
89 | goto error; |
90 | #endif |
91 | err = snd_cs46xx_mixer(chip, spdif_device: 2); |
92 | if (err < 0) |
93 | goto error; |
94 | #ifdef CONFIG_SND_CS46XX_NEW_DSP |
95 | if (chip->nr_ac97_codecs ==2) { |
96 | err = snd_cs46xx_pcm_center_lfe(chip, device: 3); |
97 | if (err < 0) |
98 | goto error; |
99 | } |
100 | #endif |
101 | err = snd_cs46xx_midi(chip, device: 0); |
102 | if (err < 0) |
103 | goto error; |
104 | err = snd_cs46xx_start_dsp(chip); |
105 | if (err < 0) |
106 | goto error; |
107 | |
108 | snd_cs46xx_gameport(chip); |
109 | |
110 | strcpy(p: card->driver, q: "CS46xx" ); |
111 | strcpy(p: card->shortname, q: "Sound Fusion CS46xx" ); |
112 | sprintf(buf: card->longname, fmt: "%s at 0x%lx/0x%lx, irq %i" , |
113 | card->shortname, |
114 | chip->ba0_addr, |
115 | chip->ba1_addr, |
116 | chip->irq); |
117 | |
118 | err = snd_card_register(card); |
119 | if (err < 0) |
120 | goto error; |
121 | |
122 | pci_set_drvdata(pdev: pci, data: card); |
123 | dev++; |
124 | return 0; |
125 | |
126 | error: |
127 | snd_card_free(card); |
128 | return err; |
129 | } |
130 | |
131 | static struct pci_driver cs46xx_driver = { |
132 | .name = KBUILD_MODNAME, |
133 | .id_table = snd_cs46xx_ids, |
134 | .probe = snd_card_cs46xx_probe, |
135 | #ifdef CONFIG_PM_SLEEP |
136 | .driver = { |
137 | .pm = &snd_cs46xx_pm, |
138 | }, |
139 | #endif |
140 | }; |
141 | |
142 | module_pci_driver(cs46xx_driver); |
143 | |