xref: /openbmc/linux/sound/pci/vx222/vx222.c (revision e65e175b)
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 
24 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
25 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
26 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
27 static bool mic[SNDRV_CARDS]; /* microphone */
28 static int ibl[SNDRV_CARDS]; /* microphone */
29 
30 module_param_array(index, int, NULL, 0444);
31 MODULE_PARM_DESC(index, "Index value for Digigram " CARD_NAME " soundcard.");
32 module_param_array(id, charp, NULL, 0444);
33 MODULE_PARM_DESC(id, "ID string for Digigram " CARD_NAME " soundcard.");
34 module_param_array(enable, bool, NULL, 0444);
35 MODULE_PARM_DESC(enable, "Enable Digigram " CARD_NAME " soundcard.");
36 module_param_array(mic, bool, NULL, 0444);
37 MODULE_PARM_DESC(mic, "Enable Microphone.");
38 module_param_array(ibl, int, NULL, 0444);
39 MODULE_PARM_DESC(ibl, "Capture IBL size.");
40 
41 /*
42  */
43 
44 enum {
45 	VX_PCI_VX222_OLD,
46 	VX_PCI_VX222_NEW
47 };
48 
49 static const struct pci_device_id snd_vx222_ids[] = {
50 	{ 0x10b5, 0x9050, 0x1369, PCI_ANY_ID, 0, 0, VX_PCI_VX222_OLD, },   /* PLX */
51 	{ 0x10b5, 0x9030, 0x1369, PCI_ANY_ID, 0, 0, VX_PCI_VX222_NEW, },   /* PLX */
52 	{ 0, }
53 };
54 
55 MODULE_DEVICE_TABLE(pci, snd_vx222_ids);
56 
57 
58 /*
59  */
60 
61 static const DECLARE_TLV_DB_SCALE(db_scale_old_vol, -11350, 50, 0);
62 static const DECLARE_TLV_DB_SCALE(db_scale_akm, -7350, 50, 0);
63 
64 static const struct snd_vx_hardware vx222_old_hw = {
65 
66 	.name = "VX222/Old",
67 	.type = VX_TYPE_BOARD,
68 	/* hw specs */
69 	.num_codecs = 1,
70 	.num_ins = 1,
71 	.num_outs = 1,
72 	.output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
73 	.output_level_db_scale = db_scale_old_vol,
74 };
75 
76 static const struct snd_vx_hardware vx222_v2_hw = {
77 
78 	.name = "VX222/v2",
79 	.type = VX_TYPE_V2,
80 	/* hw specs */
81 	.num_codecs = 1,
82 	.num_ins = 1,
83 	.num_outs = 1,
84 	.output_level_max = VX2_AKM_LEVEL_MAX,
85 	.output_level_db_scale = db_scale_akm,
86 };
87 
88 static const struct snd_vx_hardware vx222_mic_hw = {
89 
90 	.name = "VX222/Mic",
91 	.type = VX_TYPE_MIC,
92 	/* hw specs */
93 	.num_codecs = 1,
94 	.num_ins = 1,
95 	.num_outs = 1,
96 	.output_level_max = VX2_AKM_LEVEL_MAX,
97 	.output_level_db_scale = db_scale_akm,
98 };
99 
100 
101 /*
102  */
103 static int snd_vx222_create(struct snd_card *card, struct pci_dev *pci,
104 			    const struct snd_vx_hardware *hw,
105 			    struct snd_vx222 **rchip)
106 {
107 	struct vx_core *chip;
108 	struct snd_vx222 *vx;
109 	int i, err;
110 	const struct snd_vx_ops *vx_ops;
111 
112 	/* enable PCI device */
113 	err = pcim_enable_device(pci);
114 	if (err < 0)
115 		return err;
116 	pci_set_master(pci);
117 
118 	vx_ops = hw->type == VX_TYPE_BOARD ? &vx222_old_ops : &vx222_ops;
119 	chip = snd_vx_create(card, hw, vx_ops,
120 			     sizeof(struct snd_vx222) - sizeof(struct vx_core));
121 	if (!chip)
122 		return -ENOMEM;
123 	vx = to_vx222(chip);
124 	vx->pci = pci;
125 
126 	err = pci_request_regions(pci, CARD_NAME);
127 	if (err < 0)
128 		return err;
129 	for (i = 0; i < 2; i++)
130 		vx->port[i] = pci_resource_start(pci, i + 1);
131 
132 	if (devm_request_threaded_irq(&pci->dev, pci->irq, snd_vx_irq_handler,
133 				      snd_vx_threaded_irq_handler, IRQF_SHARED,
134 				      KBUILD_MODNAME, chip)) {
135 		dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
136 		return -EBUSY;
137 	}
138 	chip->irq = pci->irq;
139 	card->sync_irq = chip->irq;
140 	*rchip = vx;
141 
142 	return 0;
143 }
144 
145 
146 static int snd_vx222_probe(struct pci_dev *pci,
147 			   const struct pci_device_id *pci_id)
148 {
149 	static int dev;
150 	struct snd_card *card;
151 	const struct snd_vx_hardware *hw;
152 	struct snd_vx222 *vx;
153 	int err;
154 
155 	if (dev >= SNDRV_CARDS)
156 		return -ENODEV;
157 	if (!enable[dev]) {
158 		dev++;
159 		return -ENOENT;
160 	}
161 
162 	err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
163 				0, &card);
164 	if (err < 0)
165 		return err;
166 
167 	switch ((int)pci_id->driver_data) {
168 	case VX_PCI_VX222_OLD:
169 		hw = &vx222_old_hw;
170 		break;
171 	case VX_PCI_VX222_NEW:
172 	default:
173 		if (mic[dev])
174 			hw = &vx222_mic_hw;
175 		else
176 			hw = &vx222_v2_hw;
177 		break;
178 	}
179 	err = snd_vx222_create(card, pci, hw, &vx);
180 	if (err < 0)
181 		return err;
182 	card->private_data = vx;
183 	vx->core.ibl.size = ibl[dev];
184 
185 	sprintf(card->longname, "%s at 0x%lx & 0x%lx, irq %i",
186 		card->shortname, vx->port[0], vx->port[1], vx->core.irq);
187 	dev_dbg(card->dev, "%s at 0x%lx & 0x%lx, irq %i\n",
188 		    card->shortname, vx->port[0], vx->port[1], vx->core.irq);
189 
190 #ifdef SND_VX_FW_LOADER
191 	vx->core.dev = &pci->dev;
192 #endif
193 
194 	err = snd_vx_setup_firmware(&vx->core);
195 	if (err < 0)
196 		return err;
197 
198 	err = snd_card_register(card);
199 	if (err < 0)
200 		return err;
201 
202 	pci_set_drvdata(pci, card);
203 	dev++;
204 	return 0;
205 }
206 
207 #ifdef CONFIG_PM_SLEEP
208 static int snd_vx222_suspend(struct device *dev)
209 {
210 	struct snd_card *card = dev_get_drvdata(dev);
211 	struct snd_vx222 *vx = card->private_data;
212 
213 	return snd_vx_suspend(&vx->core);
214 }
215 
216 static int snd_vx222_resume(struct device *dev)
217 {
218 	struct snd_card *card = dev_get_drvdata(dev);
219 	struct snd_vx222 *vx = card->private_data;
220 
221 	return snd_vx_resume(&vx->core);
222 }
223 
224 static SIMPLE_DEV_PM_OPS(snd_vx222_pm, snd_vx222_suspend, snd_vx222_resume);
225 #define SND_VX222_PM_OPS	&snd_vx222_pm
226 #else
227 #define SND_VX222_PM_OPS	NULL
228 #endif
229 
230 static struct pci_driver vx222_driver = {
231 	.name = KBUILD_MODNAME,
232 	.id_table = snd_vx222_ids,
233 	.probe = snd_vx222_probe,
234 	.driver = {
235 		.pm = SND_VX222_PM_OPS,
236 	},
237 };
238 
239 module_pci_driver(vx222_driver);
240