sound/pci/sis7019.c

294 	struct sis7019 *sis = dev;
295 	unsigned long io = sis->ioport;
314 			sis_voice_irq(status, sis->voices);
320 			sis_voice_irq(status, &sis->voices[32]);
326 			voice = &sis->capture_voice;
365 static void __sis_map_silence(struct sis7019 *sis)
367 	/* Helper function: must hold sis->voice_lock on entry */
368 	if (!sis->silence_users)
369 		sis->silence_dma_addr = dma_map_single(&sis->pci->dev,
370 						sis->suspend_state[0],
372 	sis->silence_users++;
375 static void __sis_unmap_silence(struct sis7019 *sis)
377 	/* Helper function: must hold sis->voice_lock on entry */
378 	sis->silence_users--;
379 	if (!sis->silence_users)
380 		dma_unmap_single(&sis->pci->dev, sis->silence_dma_addr, 4096,
384 static void sis_free_voice(struct sis7019 *sis, struct voice *voice)
388 	spin_lock_irqsave(&sis->voice_lock, flags);
390 		__sis_unmap_silence(sis);
396 	spin_unlock_irqrestore(&sis->voice_lock, flags);
399 static struct voice *__sis_alloc_playback_voice(struct sis7019 *sis)
406 		voice = &sis->voices[i];
418 static struct voice *sis_alloc_playback_voice(struct sis7019 *sis)
423 	spin_lock_irqsave(&sis->voice_lock, flags);
424 	voice = __sis_alloc_playback_voice(sis);
425 	spin_unlock_irqrestore(&sis->voice_lock, flags);
433 	struct sis7019 *sis = snd_pcm_substream_chip(substream);
450 		spin_lock_irqsave(&sis->voice_lock, flags);
451 		voice->timing = __sis_alloc_playback_voice(sis);
453 			__sis_map_silence(sis);
454 		spin_unlock_irqrestore(&sis->voice_lock, flags);
459 		sis_free_voice(sis, voice);
468 	struct sis7019 *sis = snd_pcm_substream_chip(substream);
472 	voice = sis_alloc_playback_voice(sis);
489 	struct sis7019 *sis = snd_pcm_substream_chip(substream);
493 	sis_free_voice(sis, voice);
565 	struct sis7019 *sis = snd_pcm_substream_chip(substream);
566 	unsigned long io = sis->ioport;
596 		if (chip != sis)
645 	struct sis7019 *sis = snd_pcm_substream_chip(substream);
647 	struct voice *voice = &sis->capture_voice;
653 	spin_lock_irqsave(&sis->voice_lock, flags);
658 	spin_unlock_irqrestore(&sis->voice_lock, flags);
666 	runtime->hw.rates = sis->ac97[0]->rates[AC97_RATES_ADC];
679 	struct sis7019 *sis = snd_pcm_substream_chip(substream);
682 	rc = snd_ac97_set_rate(sis->ac97[0], AC97_PCM_LR_ADC_RATE,
696 	struct sis7019 *sis = snd_pcm_substream_chip(substream);
781 	writel(sis->silence_dma_addr, play_base + SIS_PLAY_DMA_BASE);
858 static int sis_pcm_create(struct sis7019 *sis)
866 	rc = snd_pcm_new(sis->card, "SiS7019", 0, 64, 1, &pcm);
870 	pcm->private_data = sis;
872 	sis->pcm = pcm;
881 				       &sis->pci->dev, 64*1024, 128*1024);
886 static unsigned short sis_ac97_rw(struct sis7019 *sis, int codec, u32 cmd)
888 	unsigned long io = sis->ioport;
905 	mutex_lock(&sis->ac97_mutex);
944 	mutex_unlock(&sis->ac97_mutex);
947 		dev_err(&sis->pci->dev, "ac97 codec %d timeout cmd 0x%08x\n",
977 static int sis_mixer_create(struct sis7019 *sis)
988 	ac97.private_data = sis;
990 	rc = snd_ac97_bus(sis->card, 0, &ops, NULL, &bus);
991 	if (!rc && sis->codecs_present & SIS_PRIMARY_CODEC_PRESENT)
992 		rc = snd_ac97_mixer(bus, &ac97, &sis->ac97[0]);
994 	if (!rc && (sis->codecs_present & SIS_SECONDARY_CODEC_PRESENT))
995 		rc = snd_ac97_mixer(bus, &ac97, &sis->ac97[1]);
997 	if (!rc && (sis->codecs_present & SIS_TERTIARY_CODEC_PRESENT))
998 		rc = snd_ac97_mixer(bus, &ac97, &sis->ac97[2]);
1008 	struct sis7019 *sis = card->private_data;
1012 	outl(SIS_GCR_SOFTWARE_RESET, sis->ioport + SIS_GCR);
1014 	outl(0, sis->ioport + SIS_GCR);
1015 	outl(0, sis->ioport + SIS_GIER);
1019 	if (sis->irq >= 0)
1020 		free_irq(sis->irq, sis);
1023 static int sis_chip_init(struct sis7019 *sis)
1025 	unsigned long io = sis->ioport;
1026 	void __iomem *ioaddr = sis->ioaddr;
1065 	sis->codecs_present = 0;
1070 			sis->codecs_present |= SIS_PRIMARY_CODEC_PRESENT;
1072 			sis->codecs_present |= SIS_SECONDARY_CODEC_PRESENT;
1074 			sis->codecs_present |= SIS_TERTIARY_CODEC_PRESENT;
1076 		if (sis->codecs_present == codecs)
1084 	if (!sis->codecs_present) {
1085 		dev_err(&sis->pci->dev, "could not find any codecs\n");
1089 	if (sis->codecs_present != codecs) {
1090 		dev_warn(&sis->pci->dev, "missing codecs, found %0x, expected %0x\n",
1091 					 sis->codecs_present, codecs);
1154 	struct sis7019 *sis = card->private_data;
1155 	void __iomem *ioaddr = sis->ioaddr;
1159 	if (sis->codecs_present & SIS_PRIMARY_CODEC_PRESENT)
1160 		snd_ac97_suspend(sis->ac97[0]);
1161 	if (sis->codecs_present & SIS_SECONDARY_CODEC_PRESENT)
1162 		snd_ac97_suspend(sis->ac97[1]);
1163 	if (sis->codecs_present & SIS_TERTIARY_CODEC_PRESENT)
1164 		snd_ac97_suspend(sis->ac97[2]);
1168 	if (sis->irq >= 0) {
1169 		free_irq(sis->irq, sis);
1170 		sis->irq = -1;
1176 		memcpy_fromio(sis->suspend_state[i], ioaddr, 4096);
1187 	struct sis7019 *sis = card->private_data;
1188 	void __iomem *ioaddr = sis->ioaddr;
1191 	if (sis_chip_init(sis)) {
1197 			KBUILD_MODNAME, sis)) {
1206 		memcpy_toio(ioaddr, sis->suspend_state[i], 4096);
1210 	memset(sis->suspend_state[0], 0, 4096);
1212 	sis->irq = pci->irq;
1214 	if (sis->codecs_present & SIS_PRIMARY_CODEC_PRESENT)
1215 		snd_ac97_resume(sis->ac97[0]);
1216 	if (sis->codecs_present & SIS_SECONDARY_CODEC_PRESENT)
1217 		snd_ac97_resume(sis->ac97[1]);
1218 	if (sis->codecs_present & SIS_TERTIARY_CODEC_PRESENT)
1219 		snd_ac97_resume(sis->ac97[2]);
1231 static int sis_alloc_suspend(struct sis7019 *sis)
1241 		sis->suspend_state[i] = devm_kmalloc(&sis->pci->dev, 4096,
1243 		if (!sis->suspend_state[i])
1246 	memset(sis->suspend_state[0], 0, 4096);
1254 	struct sis7019 *sis = card->private_data;
1269 	mutex_init(&sis->ac97_mutex);
1270 	spin_lock_init(&sis->voice_lock);
1271 	sis->card = card;
1272 	sis->pci = pci;
1273 	sis->irq = -1;
1274 	sis->ioport = pci_resource_start(pci, 0);
1282 	sis->ioaddr = devm_ioremap(&pci->dev, pci_resource_start(pci, 1), 0x4000);
1283 	if (!sis->ioaddr) {
1288 	rc = sis_alloc_suspend(sis);
1294 	rc = sis_chip_init(sis);
1300 			 sis);
1302 		dev_err(&pci->dev, "unable to allocate irq %d\n", sis->irq);
1306 	sis->irq = pci->irq;
1307 	card->sync_irq = sis->irq;
1311 		voice = &sis->voices[i];
1313 		voice->ctrl_base = SIS_PLAY_DMA_ADDR(sis->ioaddr, i);
1314 		voice->wave_base = SIS_WAVE_ADDR(sis->ioaddr, i);
1317 	voice = &sis->capture_voice;
1320 	voice->ctrl_base = SIS_CAPTURE_DMA_ADDR(sis->ioaddr, voice->num);
1329 	struct sis7019 *sis;
1347 			       sizeof(*sis), &card);
1357 	sis = card->private_data;
1359 	rc = sis_mixer_create(sis);
1363 	rc = sis_pcm_create(sis);
1369 			card->shortname, snd_ac97_get_short_name(sis->ac97[0]),
1370 			sis->ioport, sis->irq);