1 // SPDX-License-Identifier: GPL-2.0-or-later
3  * cs5530.c - Initialisation code for Cyrix/NatSemi VSA1 softaudio
11  * simultaneously play back audio at 16bit 44100kHz, the device actually plays
13  * always play/capture in 16/44100, we can let alsa-lib convert the samples and
14  * that way we can hack up some full duplex audio. 
20  * to control the AC97 audio engine directly and requires a different driver.
39 MODULE_DESCRIPTION("CS5530 Audio");
44 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;  variable
47 MODULE_PARM_DESC(index, "Index value for CS5530 Audio driver.");
49 MODULE_PARM_DESC(id, "ID string for CS5530 Audio driver.");
50 module_param_array(enable, bool, NULL, 0444);
51 MODULE_PARM_DESC(enable, "Enable CS5530 Audio driver.");
80 	struct snd_cs5530 *chip = card->private_data;  in snd_cs5530_create()
91 	chip->card = card;  in snd_cs5530_create()
92 	chip->pci = pci;  in snd_cs5530_create()
97 	chip->pci_base = pci_resource_start(pci, 0);  in snd_cs5530_create()
103 		2	sb enable  in snd_cs5530_create()
104 		3	adlib enable  in snd_cs5530_create()
105 		5	MPU enable 0x330  in snd_cs5530_create()
106 		6	MPU enable 0x300  in snd_cs5530_create()
113 		dev_info(card->dev, "XpressAudio at 0x%lx\n", sb_base);  in snd_cs5530_create()
115 		dev_err(card->dev, "Could not find XpressAudio!\n");  in snd_cs5530_create()
116 		return -ENODEV;  in snd_cs5530_create()
120 		dev_info(card->dev, "MPU at 0x300\n");  in snd_cs5530_create()
122 		dev_info(card->dev, "MPU at 0x330\n");  in snd_cs5530_create()
134 		dev_err(card->dev, "No 16bit DMA enabled\n");  in snd_cs5530_create()
135 		return -ENODEV;  in snd_cs5530_create()
145 		dev_err(card->dev, "No 8bit DMA enabled\n");  in snd_cs5530_create()
146 		return -ENODEV;  in snd_cs5530_create()
158 		dev_err(card->dev, "SoundBlaster IRQ not set\n");  in snd_cs5530_create()
159 		return -ENODEV;  in snd_cs5530_create()
162 	dev_info(card->dev, "IRQ: %d DMA8: %d DMA16: %d\n", irq, dma8, dma16);  in snd_cs5530_create()
165 						dma16, SB_HW_CS5530, &chip->sb);  in snd_cs5530_create()
167 		dev_err(card->dev, "Could not create SoundBlaster\n");  in snd_cs5530_create()
171 	err = snd_sb16dsp_pcm(chip->sb, 0);  in snd_cs5530_create()
173 		dev_err(card->dev, "Could not create PCM\n");  in snd_cs5530_create()
177 	err = snd_sbmixer_new(chip->sb);  in snd_cs5530_create()
179 		dev_err(card->dev, "Could not create Mixer\n");  in snd_cs5530_create()
195 		return -ENODEV;  in snd_cs5530_probe()
196 	if (!enable[dev]) {  in snd_cs5530_probe()
198 		return -ENOENT;  in snd_cs5530_probe()
201 	err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,  in snd_cs5530_probe()
205 	chip = card->private_data;  in snd_cs5530_probe()
211 	strcpy(card->driver, "CS5530");  in snd_cs5530_probe()
212 	strcpy(card->shortname, "CS5530 Audio");  in snd_cs5530_probe()
213 	sprintf(card->longname, "%s at 0x%lx", card->shortname, chip->pci_base);  in snd_cs5530_probe()