82 	struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);  in snd_cs5535audio_playback_open()  local
86 	runtime->hw.rates = cs5535au->ac97->rates[AC97_RATES_FRONT_DAC];  in snd_cs5535audio_playback_open()
88 	cs5535au->playback_substream = substream;  in snd_cs5535audio_playback_open()
89 	runtime->private_data = &(cs5535au->dmas[CS5535AUDIO_DMA_PLAYBACK]);  in snd_cs5535audio_playback_open()
105 static int cs5535audio_build_dma_packets(struct cs5535audio *cs5535au,  in cs5535audio_build_dma_packets()  argument
120 					&cs5535au->pci->dev,  in cs5535audio_build_dma_packets()
154 	spin_lock_irq(&cs5535au->reg_lock);  in cs5535audio_build_dma_packets()
155 	dma->ops->disable_dma(cs5535au);  in cs5535audio_build_dma_packets()
156 	dma->ops->setup_prd(cs5535au, jmpprd_addr);  in cs5535audio_build_dma_packets()
157 	spin_unlock_irq(&cs5535au->reg_lock);  in cs5535audio_build_dma_packets()
161 static void cs5535audio_playback_enable_dma(struct cs5535audio *cs5535au)  in cs5535audio_playback_enable_dma()  argument
163 	cs_writeb(cs5535au, ACC_BM0_CMD, BM_CTL_EN);  in cs5535audio_playback_enable_dma()
166 static void cs5535audio_playback_disable_dma(struct cs5535audio *cs5535au)  in cs5535audio_playback_disable_dma()  argument
168 	cs_writeb(cs5535au, ACC_BM0_CMD, 0);  in cs5535audio_playback_disable_dma()
171 static void cs5535audio_playback_pause_dma(struct cs5535audio *cs5535au)  in cs5535audio_playback_pause_dma()  argument
173 	cs_writeb(cs5535au, ACC_BM0_CMD, BM_CTL_PAUSE);  in cs5535audio_playback_pause_dma()
176 static void cs5535audio_playback_setup_prd(struct cs5535audio *cs5535au,  in cs5535audio_playback_setup_prd()  argument
179 	cs_writel(cs5535au, ACC_BM0_PRD, prd_addr);  in cs5535audio_playback_setup_prd()
182 static u32 cs5535audio_playback_read_prd(struct cs5535audio *cs5535au)  in cs5535audio_playback_read_prd()  argument
184 	return cs_readl(cs5535au, ACC_BM0_PRD);  in cs5535audio_playback_read_prd()
187 static u32 cs5535audio_playback_read_dma_pntr(struct cs5535audio *cs5535au)  in cs5535audio_playback_read_dma_pntr()  argument
189 	return cs_readl(cs5535au, ACC_BM0_PNTR);  in cs5535audio_playback_read_dma_pntr()
192 static void cs5535audio_capture_enable_dma(struct cs5535audio *cs5535au)  in cs5535audio_capture_enable_dma()  argument
194 	cs_writeb(cs5535au, ACC_BM1_CMD, BM_CTL_EN);  in cs5535audio_capture_enable_dma()
197 static void cs5535audio_capture_disable_dma(struct cs5535audio *cs5535au)  in cs5535audio_capture_disable_dma()  argument
199 	cs_writeb(cs5535au, ACC_BM1_CMD, 0);  in cs5535audio_capture_disable_dma()
202 static void cs5535audio_capture_pause_dma(struct cs5535audio *cs5535au)  in cs5535audio_capture_pause_dma()  argument
204 	cs_writeb(cs5535au, ACC_BM1_CMD, BM_CTL_PAUSE);  in cs5535audio_capture_pause_dma()
207 static void cs5535audio_capture_setup_prd(struct cs5535audio *cs5535au,  in cs5535audio_capture_setup_prd()  argument
210 	cs_writel(cs5535au, ACC_BM1_PRD, prd_addr);  in cs5535audio_capture_setup_prd()
213 static u32 cs5535audio_capture_read_prd(struct cs5535audio *cs5535au)  in cs5535audio_capture_read_prd()  argument
215 	return cs_readl(cs5535au, ACC_BM1_PRD);  in cs5535audio_capture_read_prd()
218 static u32 cs5535audio_capture_read_dma_pntr(struct cs5535audio *cs5535au)  in cs5535audio_capture_read_dma_pntr()  argument
220 	return cs_readl(cs5535au, ACC_BM1_PNTR);  in cs5535audio_capture_read_dma_pntr()
223 static void cs5535audio_clear_dma_packets(struct cs5535audio *cs5535au,  in cs5535audio_clear_dma_packets()  argument
235 	struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);  in snd_cs5535audio_hw_params()  local
242 	err = cs5535audio_build_dma_packets(cs5535au, dma, substream,  in snd_cs5535audio_hw_params()
253 	struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);  in snd_cs5535audio_hw_free()  local
257 		if (substream == cs5535au->playback_substream)  in snd_cs5535audio_hw_free()
258 			snd_ac97_update_power(cs5535au->ac97,  in snd_cs5535audio_hw_free()
261 			snd_ac97_update_power(cs5535au->ac97,  in snd_cs5535audio_hw_free()
265 	cs5535audio_clear_dma_packets(cs5535au, dma, substream);  in snd_cs5535audio_hw_free()
271 	struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);  in snd_cs5535audio_playback_prepare()  local
272 	return snd_ac97_set_rate(cs5535au->ac97, AC97_PCM_FRONT_DAC_RATE,  in snd_cs5535audio_playback_prepare()
278 	struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);  in snd_cs5535audio_trigger()  local
282 	spin_lock(&cs5535au->reg_lock);  in snd_cs5535audio_trigger()
285 		dma->ops->pause_dma(cs5535au);  in snd_cs5535audio_trigger()
288 		dma->ops->enable_dma(cs5535au);  in snd_cs5535audio_trigger()
291 		dma->ops->enable_dma(cs5535au);  in snd_cs5535audio_trigger()
294 		dma->ops->enable_dma(cs5535au);  in snd_cs5535audio_trigger()
297 		dma->ops->disable_dma(cs5535au);  in snd_cs5535audio_trigger()
300 		dma->ops->disable_dma(cs5535au);  in snd_cs5535audio_trigger()
303 		dev_err(cs5535au->card->dev, "unhandled trigger\n");  in snd_cs5535audio_trigger()
307 	spin_unlock(&cs5535au->reg_lock);  in snd_cs5535audio_trigger()
314 	struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);  in snd_cs5535audio_pcm_pointer()  local
319 	curdma = dma->ops->read_dma_pntr(cs5535au);  in snd_cs5535audio_pcm_pointer()
321 		dev_err(cs5535au->card->dev, "curdma=%x < %x bufaddr.\n",  in snd_cs5535audio_pcm_pointer()
327 		dev_err(cs5535au->card->dev, "diff=%x >= %x buf_bytes.\n",  in snd_cs5535audio_pcm_pointer()
337 	struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);  in snd_cs5535audio_capture_open()  local
341 	runtime->hw.rates = cs5535au->ac97->rates[AC97_RATES_ADC];  in snd_cs5535audio_capture_open()
343 	cs5535au->capture_substream = substream;  in snd_cs5535audio_capture_open()
344 	runtime->private_data = &(cs5535au->dmas[CS5535AUDIO_DMA_CAPTURE]);  in snd_cs5535audio_capture_open()
348 	olpc_capture_open(cs5535au->ac97);  in snd_cs5535audio_capture_open()
354 	struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);  in snd_cs5535audio_capture_close()  local
355 	olpc_capture_close(cs5535au->ac97);  in snd_cs5535audio_capture_close()
361 	struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);  in snd_cs5535audio_capture_prepare()  local
362 	return snd_ac97_set_rate(cs5535au->ac97, AC97_PCM_LR_ADC_RATE,  in snd_cs5535audio_capture_prepare()
406 int snd_cs5535audio_pcm(struct cs5535audio *cs5535au)  in snd_cs5535audio_pcm()  argument
411 	err = snd_pcm_new(cs5535au->card, "CS5535 Audio", 0, 1, 1, &pcm);  in snd_cs5535audio_pcm()
415 	cs5535au->dmas[CS5535AUDIO_DMA_PLAYBACK].ops =  in snd_cs5535audio_pcm()
417 	cs5535au->dmas[CS5535AUDIO_DMA_CAPTURE].ops =  in snd_cs5535audio_pcm()
424 	pcm->private_data = cs5535au;  in snd_cs5535audio_pcm()
429 				       &cs5535au->pci->dev,  in snd_cs5535audio_pcm()
431 	cs5535au->pcm = pcm;  in snd_cs5535audio_pcm()