xref: /openbmc/linux/sound/pci/vx222/vx222.c (revision 275876e2)
1 /*
2  * Driver for Digigram VX222 V2/Mic PCI soundcards
3  *
4  * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
5  *
6  *   This program is free software; you can redistribute it and/or modify
7  *   it under the terms of the GNU General Public License as published by
8  *   the Free Software Foundation; either version 2 of the License, or
9  *   (at your option) any later version.
10  *
11  *   This program is distributed in the hope that it will be useful,
12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *   GNU General Public License for more details.
15  *
16  *   You should have received a copy of the GNU General Public License
17  *   along with this program; if not, write to the Free Software
18  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
19  */
20 
21 #include <linux/init.h>
22 #include <linux/interrupt.h>
23 #include <linux/pci.h>
24 #include <linux/slab.h>
25 #include <linux/module.h>
26 #include <sound/core.h>
27 #include <sound/initval.h>
28 #include <sound/tlv.h>
29 #include "vx222.h"
30 
31 #define CARD_NAME "VX222"
32 
33 MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
34 MODULE_DESCRIPTION("Digigram VX222 V2/Mic");
35 MODULE_LICENSE("GPL");
36 MODULE_SUPPORTED_DEVICE("{{Digigram," CARD_NAME "}}");
37 
38 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
39 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
40 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
41 static bool mic[SNDRV_CARDS]; /* microphone */
42 static int ibl[SNDRV_CARDS]; /* microphone */
43 
44 module_param_array(index, int, NULL, 0444);
45 MODULE_PARM_DESC(index, "Index value for Digigram " CARD_NAME " soundcard.");
46 module_param_array(id, charp, NULL, 0444);
47 MODULE_PARM_DESC(id, "ID string for Digigram " CARD_NAME " soundcard.");
48 module_param_array(enable, bool, NULL, 0444);
49 MODULE_PARM_DESC(enable, "Enable Digigram " CARD_NAME " soundcard.");
50 module_param_array(mic, bool, NULL, 0444);
51 MODULE_PARM_DESC(mic, "Enable Microphone.");
52 module_param_array(ibl, int, NULL, 0444);
53 MODULE_PARM_DESC(ibl, "Capture IBL size.");
54 
55 /*
56  */
57 
58 enum {
59 	VX_PCI_VX222_OLD,
60 	VX_PCI_VX222_NEW
61 };
62 
63 static const struct pci_device_id snd_vx222_ids[] = {
64 	{ 0x10b5, 0x9050, 0x1369, PCI_ANY_ID, 0, 0, VX_PCI_VX222_OLD, },   /* PLX */
65 	{ 0x10b5, 0x9030, 0x1369, PCI_ANY_ID, 0, 0, VX_PCI_VX222_NEW, },   /* PLX */
66 	{ 0, }
67 };
68 
69 MODULE_DEVICE_TABLE(pci, snd_vx222_ids);
70 
71 
72 /*
73  */
74 
75 static const DECLARE_TLV_DB_SCALE(db_scale_old_vol, -11350, 50, 0);
76 static const DECLARE_TLV_DB_SCALE(db_scale_akm, -7350, 50, 0);
77 
78 static struct snd_vx_hardware vx222_old_hw = {
79 
80 	.name = "VX222/Old",
81 	.type = VX_TYPE_BOARD,
82 	/* hw specs */
83 	.num_codecs = 1,
84 	.num_ins = 1,
85 	.num_outs = 1,
86 	.output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
87 	.output_level_db_scale = db_scale_old_vol,
88 };
89 
90 static struct snd_vx_hardware vx222_v2_hw = {
91 
92 	.name = "VX222/v2",
93 	.type = VX_TYPE_V2,
94 	/* hw specs */
95 	.num_codecs = 1,
96 	.num_ins = 1,
97 	.num_outs = 1,
98 	.output_level_max = VX2_AKM_LEVEL_MAX,
99 	.output_level_db_scale = db_scale_akm,
100 };
101 
102 static struct snd_vx_hardware vx222_mic_hw = {
103 
104 	.name = "VX222/Mic",
105 	.type = VX_TYPE_MIC,
106 	/* hw specs */
107 	.num_codecs = 1,
108 	.num_ins = 1,
109 	.num_outs = 1,
110 	.output_level_max = VX2_AKM_LEVEL_MAX,
111 	.output_level_db_scale = db_scale_akm,
112 };
113 
114 
115 /*
116  */
117 static int snd_vx222_free(struct vx_core *chip)
118 {
119 	struct snd_vx222 *vx = (struct snd_vx222 *)chip;
120 
121 	if (chip->irq >= 0)
122 		free_irq(chip->irq, (void*)chip);
123 	if (vx->port[0])
124 		pci_release_regions(vx->pci);
125 	pci_disable_device(vx->pci);
126 	kfree(chip);
127 	return 0;
128 }
129 
130 static int snd_vx222_dev_free(struct snd_device *device)
131 {
132 	struct vx_core *chip = device->device_data;
133 	return snd_vx222_free(chip);
134 }
135 
136 
137 static int snd_vx222_create(struct snd_card *card, struct pci_dev *pci,
138 			    struct snd_vx_hardware *hw,
139 			    struct snd_vx222 **rchip)
140 {
141 	struct vx_core *chip;
142 	struct snd_vx222 *vx;
143 	int i, err;
144 	static struct snd_device_ops ops = {
145 		.dev_free =	snd_vx222_dev_free,
146 	};
147 	struct snd_vx_ops *vx_ops;
148 
149 	/* enable PCI device */
150 	if ((err = pci_enable_device(pci)) < 0)
151 		return err;
152 	pci_set_master(pci);
153 
154 	vx_ops = hw->type == VX_TYPE_BOARD ? &vx222_old_ops : &vx222_ops;
155 	chip = snd_vx_create(card, hw, vx_ops,
156 			     sizeof(struct snd_vx222) - sizeof(struct vx_core));
157 	if (! chip) {
158 		pci_disable_device(pci);
159 		return -ENOMEM;
160 	}
161 	vx = (struct snd_vx222 *)chip;
162 	vx->pci = pci;
163 
164 	if ((err = pci_request_regions(pci, CARD_NAME)) < 0) {
165 		snd_vx222_free(chip);
166 		return err;
167 	}
168 	for (i = 0; i < 2; i++)
169 		vx->port[i] = pci_resource_start(pci, i + 1);
170 
171 	if (request_irq(pci->irq, snd_vx_irq_handler, IRQF_SHARED,
172 			KBUILD_MODNAME, chip)) {
173 		dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
174 		snd_vx222_free(chip);
175 		return -EBUSY;
176 	}
177 	chip->irq = pci->irq;
178 
179 	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
180 		snd_vx222_free(chip);
181 		return err;
182 	}
183 
184 	*rchip = vx;
185 	return 0;
186 }
187 
188 
189 static int snd_vx222_probe(struct pci_dev *pci,
190 			   const struct pci_device_id *pci_id)
191 {
192 	static int dev;
193 	struct snd_card *card;
194 	struct snd_vx_hardware *hw;
195 	struct snd_vx222 *vx;
196 	int err;
197 
198 	if (dev >= SNDRV_CARDS)
199 		return -ENODEV;
200 	if (!enable[dev]) {
201 		dev++;
202 		return -ENOENT;
203 	}
204 
205 	err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
206 			   0, &card);
207 	if (err < 0)
208 		return err;
209 
210 	switch ((int)pci_id->driver_data) {
211 	case VX_PCI_VX222_OLD:
212 		hw = &vx222_old_hw;
213 		break;
214 	case VX_PCI_VX222_NEW:
215 	default:
216 		if (mic[dev])
217 			hw = &vx222_mic_hw;
218 		else
219 			hw = &vx222_v2_hw;
220 		break;
221 	}
222 	if ((err = snd_vx222_create(card, pci, hw, &vx)) < 0) {
223 		snd_card_free(card);
224 		return err;
225 	}
226 	card->private_data = vx;
227 	vx->core.ibl.size = ibl[dev];
228 
229 	sprintf(card->longname, "%s at 0x%lx & 0x%lx, irq %i",
230 		card->shortname, vx->port[0], vx->port[1], vx->core.irq);
231 	dev_dbg(card->dev, "%s at 0x%lx & 0x%lx, irq %i\n",
232 		    card->shortname, vx->port[0], vx->port[1], vx->core.irq);
233 
234 #ifdef SND_VX_FW_LOADER
235 	vx->core.dev = &pci->dev;
236 #endif
237 
238 	if ((err = snd_vx_setup_firmware(&vx->core)) < 0) {
239 		snd_card_free(card);
240 		return err;
241 	}
242 
243 	if ((err = snd_card_register(card)) < 0) {
244 		snd_card_free(card);
245 		return err;
246 	}
247 
248 	pci_set_drvdata(pci, card);
249 	dev++;
250 	return 0;
251 }
252 
253 static void snd_vx222_remove(struct pci_dev *pci)
254 {
255 	snd_card_free(pci_get_drvdata(pci));
256 }
257 
258 #ifdef CONFIG_PM_SLEEP
259 static int snd_vx222_suspend(struct device *dev)
260 {
261 	struct pci_dev *pci = to_pci_dev(dev);
262 	struct snd_card *card = dev_get_drvdata(dev);
263 	struct snd_vx222 *vx = card->private_data;
264 	int err;
265 
266 	err = snd_vx_suspend(&vx->core);
267 	pci_disable_device(pci);
268 	pci_save_state(pci);
269 	pci_set_power_state(pci, PCI_D3hot);
270 	return err;
271 }
272 
273 static int snd_vx222_resume(struct device *dev)
274 {
275 	struct pci_dev *pci = to_pci_dev(dev);
276 	struct snd_card *card = dev_get_drvdata(dev);
277 	struct snd_vx222 *vx = card->private_data;
278 
279 	pci_set_power_state(pci, PCI_D0);
280 	pci_restore_state(pci);
281 	if (pci_enable_device(pci) < 0) {
282 		dev_err(dev, "pci_enable_device failed, disabling device\n");
283 		snd_card_disconnect(card);
284 		return -EIO;
285 	}
286 	pci_set_master(pci);
287 	return snd_vx_resume(&vx->core);
288 }
289 
290 static SIMPLE_DEV_PM_OPS(snd_vx222_pm, snd_vx222_suspend, snd_vx222_resume);
291 #define SND_VX222_PM_OPS	&snd_vx222_pm
292 #else
293 #define SND_VX222_PM_OPS	NULL
294 #endif
295 
296 static struct pci_driver vx222_driver = {
297 	.name = KBUILD_MODNAME,
298 	.id_table = snd_vx222_ids,
299 	.probe = snd_vx222_probe,
300 	.remove = snd_vx222_remove,
301 	.driver = {
302 		.pm = SND_VX222_PM_OPS,
303 	},
304 };
305 
306 module_pci_driver(vx222_driver);
307