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1a59d1b8 | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
1da177e4 LT |
2 | /* |
3 | * Generic driver for CS4231 chips | |
c1017a4c | 4 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
1da177e4 LT |
5 | * Originally the CS4232/CS4232A driver, modified for use on CS4231 by |
6 | * Tugrul Galatali <galatalt@stuy.edu> | |
1da177e4 LT |
7 | */ |
8 | ||
1da177e4 | 9 | #include <linux/init.h> |
8b913757 | 10 | #include <linux/err.h> |
d63898c9 | 11 | #include <linux/isa.h> |
1da177e4 LT |
12 | #include <linux/time.h> |
13 | #include <linux/wait.h> | |
65a77217 | 14 | #include <linux/module.h> |
1da177e4 | 15 | #include <sound/core.h> |
61ef19d7 | 16 | #include <sound/wss.h> |
1da177e4 LT |
17 | #include <sound/mpu401.h> |
18 | #include <sound/initval.h> | |
19 | ||
d63898c9 RH |
20 | #define CRD_NAME "Generic CS4231" |
21 | #define DEV_NAME "cs4231" | |
22 | ||
23 | MODULE_DESCRIPTION(CRD_NAME); | |
c1017a4c | 24 | MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); |
1da177e4 LT |
25 | MODULE_LICENSE("GPL"); |
26 | MODULE_SUPPORTED_DEVICE("{{Crystal Semiconductors,CS4231}}"); | |
27 | ||
28 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ | |
29 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ | |
a67ff6a5 | 30 | static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ |
1da177e4 LT |
31 | static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ |
32 | static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ | |
33 | static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */ | |
34 | static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 9,11,12,15 */ | |
35 | static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */ | |
36 | static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */ | |
37 | ||
38 | module_param_array(index, int, NULL, 0444); | |
d63898c9 | 39 | MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard."); |
1da177e4 | 40 | module_param_array(id, charp, NULL, 0444); |
d63898c9 | 41 | MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard."); |
1da177e4 | 42 | module_param_array(enable, bool, NULL, 0444); |
d63898c9 | 43 | MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard."); |
e992ef57 | 44 | module_param_hw_array(port, long, ioport, NULL, 0444); |
d63898c9 | 45 | MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver."); |
e992ef57 | 46 | module_param_hw_array(mpu_port, long, ioport, NULL, 0444); |
d63898c9 | 47 | MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver."); |
e992ef57 | 48 | module_param_hw_array(irq, int, irq, NULL, 0444); |
d63898c9 | 49 | MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver."); |
e992ef57 | 50 | module_param_hw_array(mpu_irq, int, irq, NULL, 0444); |
d63898c9 | 51 | MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver."); |
e992ef57 | 52 | module_param_hw_array(dma1, int, dma, NULL, 0444); |
d63898c9 | 53 | MODULE_PARM_DESC(dma1, "DMA1 # for " CRD_NAME " driver."); |
e992ef57 | 54 | module_param_hw_array(dma2, int, dma, NULL, 0444); |
d63898c9 | 55 | MODULE_PARM_DESC(dma2, "DMA2 # for " CRD_NAME " driver."); |
1da177e4 | 56 | |
1bff292e | 57 | static int snd_cs4231_match(struct device *dev, unsigned int n) |
d63898c9 RH |
58 | { |
59 | if (!enable[n]) | |
60 | return 0; | |
f7a9275d | 61 | |
d63898c9 | 62 | if (port[n] == SNDRV_AUTO_PORT) { |
0418ff0c | 63 | dev_err(dev, "please specify port\n"); |
d63898c9 RH |
64 | return 0; |
65 | } | |
66 | if (irq[n] == SNDRV_AUTO_IRQ) { | |
0418ff0c | 67 | dev_err(dev, "please specify irq\n"); |
d63898c9 RH |
68 | return 0; |
69 | } | |
70 | if (dma1[n] == SNDRV_AUTO_DMA) { | |
0418ff0c | 71 | dev_err(dev, "please specify dma1\n"); |
d63898c9 RH |
72 | return 0; |
73 | } | |
74 | return 1; | |
75 | } | |
1da177e4 | 76 | |
1bff292e | 77 | static int snd_cs4231_probe(struct device *dev, unsigned int n) |
1da177e4 | 78 | { |
ba2375a4 | 79 | struct snd_card *card; |
7779f75f | 80 | struct snd_wss *chip; |
d63898c9 | 81 | int error; |
1da177e4 | 82 | |
4323cc4d | 83 | error = snd_card_new(dev, index[n], id[n], THIS_MODULE, 0, &card); |
c95eadd2 TI |
84 | if (error < 0) |
85 | return error; | |
d63898c9 | 86 | |
7779f75f KH |
87 | error = snd_wss_create(card, port[n], -1, irq[n], dma1[n], dma2[n], |
88 | WSS_HW_DETECT, 0, &chip); | |
d63898c9 RH |
89 | if (error < 0) |
90 | goto out; | |
91 | ||
8b913757 | 92 | card->private_data = chip; |
1da177e4 | 93 | |
fa60c065 | 94 | error = snd_wss_pcm(chip, 0); |
d63898c9 RH |
95 | if (error < 0) |
96 | goto out; | |
1da177e4 | 97 | |
6d8b04de AB |
98 | strlcpy(card->driver, "CS4231", sizeof(card->driver)); |
99 | strlcpy(card->shortname, chip->pcm->name, sizeof(card->shortname)); | |
100 | ||
101 | if (dma2[n] < 0) | |
102 | snprintf(card->longname, sizeof(card->longname), | |
103 | "%s at 0x%lx, irq %d, dma %d", | |
104 | chip->pcm->name, chip->port, irq[n], dma1[n]); | |
105 | else | |
106 | snprintf(card->longname, sizeof(card->longname), | |
107 | "%s at 0x%lx, irq %d, dma %d&%d", | |
108 | chip->pcm->name, chip->port, irq[n], dma1[n], dma2[n]); | |
d63898c9 | 109 | |
7779f75f | 110 | error = snd_wss_mixer(chip); |
d63898c9 RH |
111 | if (error < 0) |
112 | goto out; | |
113 | ||
fa60c065 | 114 | error = snd_wss_timer(chip, 0); |
d63898c9 RH |
115 | if (error < 0) |
116 | goto out; | |
117 | ||
118 | if (mpu_port[n] > 0 && mpu_port[n] != SNDRV_AUTO_PORT) { | |
119 | if (mpu_irq[n] == SNDRV_AUTO_IRQ) | |
120 | mpu_irq[n] = -1; | |
1da177e4 | 121 | if (snd_mpu401_uart_new(card, 0, MPU401_HW_CS4232, |
d63898c9 | 122 | mpu_port[n], 0, mpu_irq[n], |
1da177e4 | 123 | NULL) < 0) |
0418ff0c | 124 | dev_warn(dev, "MPU401 not detected\n"); |
1da177e4 | 125 | } |
43bcd973 | 126 | |
d63898c9 RH |
127 | error = snd_card_register(card); |
128 | if (error < 0) | |
129 | goto out; | |
8b913757 | 130 | |
d63898c9 | 131 | dev_set_drvdata(dev, card); |
1da177e4 | 132 | return 0; |
43bcd973 | 133 | |
d63898c9 RH |
134 | out: snd_card_free(card); |
135 | return error; | |
1da177e4 LT |
136 | } |
137 | ||
1bff292e | 138 | static int snd_cs4231_remove(struct device *dev, unsigned int n) |
8b913757 | 139 | { |
d63898c9 | 140 | snd_card_free(dev_get_drvdata(dev)); |
8b913757 TI |
141 | return 0; |
142 | } | |
143 | ||
144 | #ifdef CONFIG_PM | |
d63898c9 | 145 | static int snd_cs4231_suspend(struct device *dev, unsigned int n, pm_message_t state) |
1da177e4 | 146 | { |
d63898c9 | 147 | struct snd_card *card = dev_get_drvdata(dev); |
7779f75f | 148 | struct snd_wss *chip = card->private_data; |
d63898c9 | 149 | |
8b913757 | 150 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); |
8b913757 TI |
151 | chip->suspend(chip); |
152 | return 0; | |
153 | } | |
1da177e4 | 154 | |
d63898c9 | 155 | static int snd_cs4231_resume(struct device *dev, unsigned int n) |
8b913757 | 156 | { |
d63898c9 | 157 | struct snd_card *card = dev_get_drvdata(dev); |
7779f75f | 158 | struct snd_wss *chip = card->private_data; |
d63898c9 | 159 | |
8b913757 TI |
160 | chip->resume(chip); |
161 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); | |
162 | return 0; | |
163 | } | |
164 | #endif | |
165 | ||
d63898c9 RH |
166 | static struct isa_driver snd_cs4231_driver = { |
167 | .match = snd_cs4231_match, | |
8b913757 | 168 | .probe = snd_cs4231_probe, |
1bff292e | 169 | .remove = snd_cs4231_remove, |
8b913757 TI |
170 | #ifdef CONFIG_PM |
171 | .suspend = snd_cs4231_suspend, | |
172 | .resume = snd_cs4231_resume, | |
173 | #endif | |
174 | .driver = { | |
d63898c9 RH |
175 | .name = DEV_NAME |
176 | } | |
8b913757 TI |
177 | }; |
178 | ||
ec5c0896 | 179 | module_isa_driver(snd_cs4231_driver, SNDRV_CARDS); |