xref: /openbmc/linux/sound/pci/vx222/vx222.c (revision 3a3fac8b)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * Driver for Digigram VX222 V2/Mic PCI soundcards
4  *
5  * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
6  */
7 
8 #include <linux/init.h>
9 #include <linux/interrupt.h>
10 #include <linux/pci.h>
11 #include <linux/slab.h>
12 #include <linux/module.h>
13 #include <sound/core.h>
14 #include <sound/initval.h>
15 #include <sound/tlv.h>
16 #include "vx222.h"
17 
18 #define CARD_NAME "VX222"
19 
20 MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
21 MODULE_DESCRIPTION("Digigram VX222 V2/Mic");
22 MODULE_LICENSE("GPL");
23 MODULE_SUPPORTED_DEVICE("{{Digigram," CARD_NAME "}}");
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 mic[SNDRV_CARDS]; /* microphone */
29 static int ibl[SNDRV_CARDS]; /* microphone */
30 
31 module_param_array(index, int, NULL, 0444);
32 MODULE_PARM_DESC(index, "Index value for Digigram " CARD_NAME " soundcard.");
33 module_param_array(id, charp, NULL, 0444);
34 MODULE_PARM_DESC(id, "ID string for Digigram " CARD_NAME " soundcard.");
35 module_param_array(enable, bool, NULL, 0444);
36 MODULE_PARM_DESC(enable, "Enable Digigram " CARD_NAME " soundcard.");
37 module_param_array(mic, bool, NULL, 0444);
38 MODULE_PARM_DESC(mic, "Enable Microphone.");
39 module_param_array(ibl, int, NULL, 0444);
40 MODULE_PARM_DESC(ibl, "Capture IBL size.");
41 
42 /*
43  */
44 
45 enum {
46 	VX_PCI_VX222_OLD,
47 	VX_PCI_VX222_NEW
48 };
49 
50 static const struct pci_device_id snd_vx222_ids[] = {
51 	{ 0x10b5, 0x9050, 0x1369, PCI_ANY_ID, 0, 0, VX_PCI_VX222_OLD, },   /* PLX */
52 	{ 0x10b5, 0x9030, 0x1369, PCI_ANY_ID, 0, 0, VX_PCI_VX222_NEW, },   /* PLX */
53 	{ 0, }
54 };
55 
56 MODULE_DEVICE_TABLE(pci, snd_vx222_ids);
57 
58 
59 /*
60  */
61 
62 static const DECLARE_TLV_DB_SCALE(db_scale_old_vol, -11350, 50, 0);
63 static const DECLARE_TLV_DB_SCALE(db_scale_akm, -7350, 50, 0);
64 
65 static struct snd_vx_hardware vx222_old_hw = {
66 
67 	.name = "VX222/Old",
68 	.type = VX_TYPE_BOARD,
69 	/* hw specs */
70 	.num_codecs = 1,
71 	.num_ins = 1,
72 	.num_outs = 1,
73 	.output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
74 	.output_level_db_scale = db_scale_old_vol,
75 };
76 
77 static struct snd_vx_hardware vx222_v2_hw = {
78 
79 	.name = "VX222/v2",
80 	.type = VX_TYPE_V2,
81 	/* hw specs */
82 	.num_codecs = 1,
83 	.num_ins = 1,
84 	.num_outs = 1,
85 	.output_level_max = VX2_AKM_LEVEL_MAX,
86 	.output_level_db_scale = db_scale_akm,
87 };
88 
89 static struct snd_vx_hardware vx222_mic_hw = {
90 
91 	.name = "VX222/Mic",
92 	.type = VX_TYPE_MIC,
93 	/* hw specs */
94 	.num_codecs = 1,
95 	.num_ins = 1,
96 	.num_outs = 1,
97 	.output_level_max = VX2_AKM_LEVEL_MAX,
98 	.output_level_db_scale = db_scale_akm,
99 };
100 
101 
102 /*
103  */
104 static int snd_vx222_free(struct vx_core *chip)
105 {
106 	struct snd_vx222 *vx = to_vx222(chip);
107 
108 	if (chip->irq >= 0)
109 		free_irq(chip->irq, (void*)chip);
110 	if (vx->port[0])
111 		pci_release_regions(vx->pci);
112 	pci_disable_device(vx->pci);
113 	kfree(chip);
114 	return 0;
115 }
116 
117 static int snd_vx222_dev_free(struct snd_device *device)
118 {
119 	struct vx_core *chip = device->device_data;
120 	return snd_vx222_free(chip);
121 }
122 
123 
124 static int snd_vx222_create(struct snd_card *card, struct pci_dev *pci,
125 			    struct snd_vx_hardware *hw,
126 			    struct snd_vx222 **rchip)
127 {
128 	struct vx_core *chip;
129 	struct snd_vx222 *vx;
130 	int i, err;
131 	static const struct snd_device_ops ops = {
132 		.dev_free =	snd_vx222_dev_free,
133 	};
134 	struct snd_vx_ops *vx_ops;
135 
136 	/* enable PCI device */
137 	if ((err = pci_enable_device(pci)) < 0)
138 		return err;
139 	pci_set_master(pci);
140 
141 	vx_ops = hw->type == VX_TYPE_BOARD ? &vx222_old_ops : &vx222_ops;
142 	chip = snd_vx_create(card, hw, vx_ops,
143 			     sizeof(struct snd_vx222) - sizeof(struct vx_core));
144 	if (! chip) {
145 		pci_disable_device(pci);
146 		return -ENOMEM;
147 	}
148 	vx = to_vx222(chip);
149 	vx->pci = pci;
150 
151 	if ((err = pci_request_regions(pci, CARD_NAME)) < 0) {
152 		snd_vx222_free(chip);
153 		return err;
154 	}
155 	for (i = 0; i < 2; i++)
156 		vx->port[i] = pci_resource_start(pci, i + 1);
157 
158 	if (request_threaded_irq(pci->irq, snd_vx_irq_handler,
159 				 snd_vx_threaded_irq_handler, IRQF_SHARED,
160 				 KBUILD_MODNAME, chip)) {
161 		dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
162 		snd_vx222_free(chip);
163 		return -EBUSY;
164 	}
165 	chip->irq = pci->irq;
166 	card->sync_irq = chip->irq;
167 
168 	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
169 		snd_vx222_free(chip);
170 		return err;
171 	}
172 
173 	*rchip = vx;
174 	return 0;
175 }
176 
177 
178 static int snd_vx222_probe(struct pci_dev *pci,
179 			   const struct pci_device_id *pci_id)
180 {
181 	static int dev;
182 	struct snd_card *card;
183 	struct snd_vx_hardware *hw;
184 	struct snd_vx222 *vx;
185 	int err;
186 
187 	if (dev >= SNDRV_CARDS)
188 		return -ENODEV;
189 	if (!enable[dev]) {
190 		dev++;
191 		return -ENOENT;
192 	}
193 
194 	err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
195 			   0, &card);
196 	if (err < 0)
197 		return err;
198 
199 	switch ((int)pci_id->driver_data) {
200 	case VX_PCI_VX222_OLD:
201 		hw = &vx222_old_hw;
202 		break;
203 	case VX_PCI_VX222_NEW:
204 	default:
205 		if (mic[dev])
206 			hw = &vx222_mic_hw;
207 		else
208 			hw = &vx222_v2_hw;
209 		break;
210 	}
211 	if ((err = snd_vx222_create(card, pci, hw, &vx)) < 0) {
212 		snd_card_free(card);
213 		return err;
214 	}
215 	card->private_data = vx;
216 	vx->core.ibl.size = ibl[dev];
217 
218 	sprintf(card->longname, "%s at 0x%lx & 0x%lx, irq %i",
219 		card->shortname, vx->port[0], vx->port[1], vx->core.irq);
220 	dev_dbg(card->dev, "%s at 0x%lx & 0x%lx, irq %i\n",
221 		    card->shortname, vx->port[0], vx->port[1], vx->core.irq);
222 
223 #ifdef SND_VX_FW_LOADER
224 	vx->core.dev = &pci->dev;
225 #endif
226 
227 	if ((err = snd_vx_setup_firmware(&vx->core)) < 0) {
228 		snd_card_free(card);
229 		return err;
230 	}
231 
232 	if ((err = snd_card_register(card)) < 0) {
233 		snd_card_free(card);
234 		return err;
235 	}
236 
237 	pci_set_drvdata(pci, card);
238 	dev++;
239 	return 0;
240 }
241 
242 static void snd_vx222_remove(struct pci_dev *pci)
243 {
244 	snd_card_free(pci_get_drvdata(pci));
245 }
246 
247 #ifdef CONFIG_PM_SLEEP
248 static int snd_vx222_suspend(struct device *dev)
249 {
250 	struct snd_card *card = dev_get_drvdata(dev);
251 	struct snd_vx222 *vx = card->private_data;
252 
253 	return snd_vx_suspend(&vx->core);
254 }
255 
256 static int snd_vx222_resume(struct device *dev)
257 {
258 	struct snd_card *card = dev_get_drvdata(dev);
259 	struct snd_vx222 *vx = card->private_data;
260 
261 	return snd_vx_resume(&vx->core);
262 }
263 
264 static SIMPLE_DEV_PM_OPS(snd_vx222_pm, snd_vx222_suspend, snd_vx222_resume);
265 #define SND_VX222_PM_OPS	&snd_vx222_pm
266 #else
267 #define SND_VX222_PM_OPS	NULL
268 #endif
269 
270 static struct pci_driver vx222_driver = {
271 	.name = KBUILD_MODNAME,
272 	.id_table = snd_vx222_ids,
273 	.probe = snd_vx222_probe,
274 	.remove = snd_vx222_remove,
275 	.driver = {
276 		.pm = SND_VX222_PM_OPS,
277 	},
278 };
279 
280 module_pci_driver(vx222_driver);
281