Commit | Line | Data |
---|---|---|
8cc72361 WYC |
1 | /* |
2 | * xfi linux driver. | |
3 | * | |
4 | * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. | |
5 | * | |
6 | * This source file is released under GPL v2 license (no other versions). | |
7 | * See the COPYING file included in the main directory of this source | |
8 | * distribution for the license terms and conditions. | |
9 | */ | |
10 | ||
11 | #include <linux/init.h> | |
12 | #include <linux/pci.h> | |
13 | #include <linux/moduleparam.h> | |
9fc20f03 | 14 | #include <linux/pci_ids.h> |
da155d5b | 15 | #include <linux/module.h> |
8cc72361 WYC |
16 | #include <sound/core.h> |
17 | #include <sound/initval.h> | |
18 | #include "ctatc.h" | |
9470195a | 19 | #include "cthardware.h" |
8cc72361 WYC |
20 | |
21 | MODULE_AUTHOR("Creative Technology Ltd"); | |
22 | MODULE_DESCRIPTION("X-Fi driver version 1.03"); | |
67fbf880 | 23 | MODULE_LICENSE("GPL v2"); |
8cc72361 WYC |
24 | MODULE_SUPPORTED_DEVICE("{{Creative Labs, Sound Blaster X-Fi}"); |
25 | ||
26 | static unsigned int reference_rate = 48000; | |
27 | static unsigned int multiple = 2; | |
aae80dc2 | 28 | MODULE_PARM_DESC(reference_rate, "Reference rate (default=48000)"); |
8cc72361 | 29 | module_param(reference_rate, uint, S_IRUGO); |
aae80dc2 | 30 | MODULE_PARM_DESC(multiple, "Rate multiplier (default=2)"); |
8cc72361 WYC |
31 | module_param(multiple, uint, S_IRUGO); |
32 | ||
33 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; | |
34 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; | |
a67ff6a5 | 35 | static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; |
408bffd0 | 36 | static unsigned int subsystem[SNDRV_CARDS]; |
8cc72361 | 37 | |
aae80dc2 TI |
38 | module_param_array(index, int, NULL, 0444); |
39 | MODULE_PARM_DESC(index, "Index value for Creative X-Fi driver"); | |
40 | module_param_array(id, charp, NULL, 0444); | |
41 | MODULE_PARM_DESC(id, "ID string for Creative X-Fi driver"); | |
42 | module_param_array(enable, bool, NULL, 0444); | |
43 | MODULE_PARM_DESC(enable, "Enable Creative X-Fi driver"); | |
408bffd0 TI |
44 | module_param_array(subsystem, int, NULL, 0444); |
45 | MODULE_PARM_DESC(subsystem, "Override subsystem ID for Creative X-Fi driver"); | |
aae80dc2 | 46 | |
cebe41d4 | 47 | static DEFINE_PCI_DEVICE_TABLE(ct_pci_dev_ids) = { |
8cc72361 | 48 | /* only X-Fi is supported, so... */ |
9470195a TI |
49 | { PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_DEVICE_ID_CREATIVE_20K1), |
50 | .driver_data = ATC20K1, | |
51 | }, | |
52 | { PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_DEVICE_ID_CREATIVE_20K2), | |
53 | .driver_data = ATC20K2, | |
54 | }, | |
8cc72361 WYC |
55 | { 0, } |
56 | }; | |
57 | MODULE_DEVICE_TABLE(pci, ct_pci_dev_ids); | |
58 | ||
e23e7a14 | 59 | static int |
8cc72361 WYC |
60 | ct_card_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) |
61 | { | |
62 | static int dev; | |
63 | struct snd_card *card; | |
64 | struct ct_atc *atc; | |
65 | int err; | |
66 | ||
67 | if (dev >= SNDRV_CARDS) | |
68 | return -ENODEV; | |
69 | ||
70 | if (!enable[dev]) { | |
71 | dev++; | |
72 | return -ENOENT; | |
73 | } | |
60c5772b TI |
74 | err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, |
75 | 0, &card); | |
8cc72361 WYC |
76 | if (err) |
77 | return err; | |
78 | if ((reference_rate != 48000) && (reference_rate != 44100)) { | |
b3e0afe6 TI |
79 | printk(KERN_ERR "ctxfi: Invalid reference_rate value %u!!!\n", |
80 | reference_rate); | |
81 | printk(KERN_ERR "ctxfi: The valid values for reference_rate " | |
82 | "are 48000 and 44100, Value 48000 is assumed.\n"); | |
8cc72361 WYC |
83 | reference_rate = 48000; |
84 | } | |
55309216 | 85 | if ((multiple != 1) && (multiple != 2) && (multiple != 4)) { |
b3e0afe6 TI |
86 | printk(KERN_ERR "ctxfi: Invalid multiple value %u!!!\n", |
87 | multiple); | |
88 | printk(KERN_ERR "ctxfi: The valid values for multiple are " | |
55309216 | 89 | "1, 2 and 4, Value 2 is assumed.\n"); |
8cc72361 WYC |
90 | multiple = 2; |
91 | } | |
9470195a | 92 | err = ct_atc_create(card, pci, reference_rate, multiple, |
408bffd0 | 93 | pci_id->driver_data, subsystem[dev], &atc); |
8cc72361 WYC |
94 | if (err < 0) |
95 | goto error; | |
96 | ||
97 | card->private_data = atc; | |
98 | ||
99 | /* Create alsa devices supported by this card */ | |
2a36f67f | 100 | err = ct_atc_create_alsa_devs(atc); |
8cc72361 WYC |
101 | if (err < 0) |
102 | goto error; | |
103 | ||
104 | strcpy(card->driver, "SB-XFi"); | |
105 | strcpy(card->shortname, "Creative X-Fi"); | |
9470195a TI |
106 | snprintf(card->longname, sizeof(card->longname), "%s %s %s", |
107 | card->shortname, atc->chip_name, atc->model_name); | |
8cc72361 WYC |
108 | |
109 | err = snd_card_register(card); | |
110 | if (err < 0) | |
111 | goto error; | |
112 | ||
113 | pci_set_drvdata(pci, card); | |
114 | dev++; | |
115 | ||
116 | return 0; | |
117 | ||
118 | error: | |
119 | snd_card_free(card); | |
120 | return err; | |
121 | } | |
122 | ||
e23e7a14 | 123 | static void ct_card_remove(struct pci_dev *pci) |
8cc72361 WYC |
124 | { |
125 | snd_card_free(pci_get_drvdata(pci)); | |
8cc72361 WYC |
126 | } |
127 | ||
c7561cd8 | 128 | #ifdef CONFIG_PM_SLEEP |
68cb2b55 | 129 | static int ct_card_suspend(struct device *dev) |
29959a09 | 130 | { |
68cb2b55 | 131 | struct snd_card *card = dev_get_drvdata(dev); |
29959a09 WYC |
132 | struct ct_atc *atc = card->private_data; |
133 | ||
68cb2b55 | 134 | return atc->suspend(atc); |
29959a09 WYC |
135 | } |
136 | ||
68cb2b55 | 137 | static int ct_card_resume(struct device *dev) |
29959a09 | 138 | { |
68cb2b55 | 139 | struct snd_card *card = dev_get_drvdata(dev); |
29959a09 WYC |
140 | struct ct_atc *atc = card->private_data; |
141 | ||
142 | return atc->resume(atc); | |
143 | } | |
68cb2b55 TI |
144 | |
145 | static SIMPLE_DEV_PM_OPS(ct_card_pm, ct_card_suspend, ct_card_resume); | |
146 | #define CT_CARD_PM_OPS &ct_card_pm | |
147 | #else | |
148 | #define CT_CARD_PM_OPS NULL | |
29959a09 WYC |
149 | #endif |
150 | ||
8cc72361 | 151 | static struct pci_driver ct_driver = { |
3733e424 | 152 | .name = KBUILD_MODNAME, |
8cc72361 WYC |
153 | .id_table = ct_pci_dev_ids, |
154 | .probe = ct_card_probe, | |
e23e7a14 | 155 | .remove = ct_card_remove, |
68cb2b55 TI |
156 | .driver = { |
157 | .pm = CT_CARD_PM_OPS, | |
158 | }, | |
8cc72361 WYC |
159 | }; |
160 | ||
e9f66d9b | 161 | module_pci_driver(ct_driver); |