113 	struct snd_pcm_runtime		*runtime = substream->runtime;  in atmel_ac97c_prepare_dma()  local
120 	if (runtime->dma_addr & 1 || runtime->buffer_size & 1) {  in atmel_ac97c_prepare_dma()
130 	buffer_len = frames_to_bytes(runtime, runtime->buffer_size);  in atmel_ac97c_prepare_dma()
131 	period_len = frames_to_bytes(runtime, runtime->period_size);  in atmel_ac97c_prepare_dma()
133 	cdesc = dw_dma_cyclic_prep(chan, runtime->dma_addr, buffer_len,  in atmel_ac97c_prepare_dma()
178 	struct snd_pcm_runtime *runtime = substream->runtime;  in atmel_ac97c_playback_open()  local
182 	runtime->hw = atmel_ac97c_hw;  in atmel_ac97c_playback_open()
184 		runtime->hw.rate_min = chip->cur_rate;  in atmel_ac97c_playback_open()
185 		runtime->hw.rate_max = chip->cur_rate;  in atmel_ac97c_playback_open()
188 		runtime->hw.formats = pcm_format_to_bits(chip->cur_format);  in atmel_ac97c_playback_open()
197 	struct snd_pcm_runtime *runtime = substream->runtime;  in atmel_ac97c_capture_open()  local
201 	runtime->hw = atmel_ac97c_hw;  in atmel_ac97c_capture_open()
203 		runtime->hw.rate_min = chip->cur_rate;  in atmel_ac97c_capture_open()
204 		runtime->hw.rate_max = chip->cur_rate;  in atmel_ac97c_capture_open()
207 		runtime->hw.formats = pcm_format_to_bits(chip->cur_format);  in atmel_ac97c_capture_open()
320 	struct snd_pcm_runtime *runtime = substream->runtime;  in atmel_ac97c_playback_prepare()  local
321 	int block_size = frames_to_bytes(runtime, runtime->period_size);  in atmel_ac97c_playback_prepare()
329 	switch (runtime->channels) {  in atmel_ac97c_playback_prepare()
350 	switch (runtime->format) {  in atmel_ac97c_playback_prepare()
376 	if (runtime->rate != 48000) {  in atmel_ac97c_playback_prepare()
387 			runtime->rate);  in atmel_ac97c_playback_prepare()
390 				runtime->rate);  in atmel_ac97c_playback_prepare()
398 		writel(runtime->dma_addr, chip->regs + ATMEL_PDC_TPR);  in atmel_ac97c_playback_prepare()
400 		writel(runtime->dma_addr + block_size,  in atmel_ac97c_playback_prepare()
411 	struct snd_pcm_runtime *runtime = substream->runtime;  in atmel_ac97c_capture_prepare()  local
412 	int block_size = frames_to_bytes(runtime, runtime->period_size);  in atmel_ac97c_capture_prepare()
420 	switch (runtime->channels) {  in atmel_ac97c_capture_prepare()
441 	switch (runtime->format) {  in atmel_ac97c_capture_prepare()
467 	if (runtime->rate != 48000) {  in atmel_ac97c_capture_prepare()
478 			runtime->rate);  in atmel_ac97c_capture_prepare()
481 				runtime->rate);  in atmel_ac97c_capture_prepare()
489 		writel(runtime->dma_addr, chip->regs + ATMEL_PDC_RPR);  in atmel_ac97c_capture_prepare()
491 		writel(runtime->dma_addr + block_size,  in atmel_ac97c_capture_prepare()
592 	struct snd_pcm_runtime	*runtime = substream->runtime;  in atmel_ac97c_playback_pointer()  local
600 	bytes -= runtime->dma_addr;  in atmel_ac97c_playback_pointer()
602 	frames = bytes_to_frames(runtime, bytes);  in atmel_ac97c_playback_pointer()
603 	if (frames >= runtime->buffer_size)  in atmel_ac97c_playback_pointer()
604 		frames -= runtime->buffer_size;  in atmel_ac97c_playback_pointer()
612 	struct snd_pcm_runtime	*runtime = substream->runtime;  in atmel_ac97c_capture_pointer()  local
620 	bytes -= runtime->dma_addr;  in atmel_ac97c_capture_pointer()
622 	frames = bytes_to_frames(runtime, bytes);  in atmel_ac97c_capture_pointer()
623 	if (frames >= runtime->buffer_size)  in atmel_ac97c_capture_pointer()
624 		frames -= runtime->buffer_size;  in atmel_ac97c_capture_pointer()
660 		struct snd_pcm_runtime *runtime;  in atmel_ac97c_interrupt()  local
671 				runtime = chip->playback_substream->runtime;  in atmel_ac97c_interrupt()
672 				block_size = frames_to_bytes(runtime,  in atmel_ac97c_interrupt()
673 						runtime->period_size);  in atmel_ac97c_interrupt()
676 				if (chip->playback_period == runtime->periods)  in atmel_ac97c_interrupt()
679 				if (next_period == runtime->periods)  in atmel_ac97c_interrupt()
684 				writel(runtime->dma_addr + offset,  in atmel_ac97c_interrupt()
693 				runtime = chip->capture_substream->runtime;  in atmel_ac97c_interrupt()
694 				block_size = frames_to_bytes(runtime,  in atmel_ac97c_interrupt()
695 						runtime->period_size);  in atmel_ac97c_interrupt()
698 				if (chip->capture_period == runtime->periods)  in atmel_ac97c_interrupt()
701 				if (next_period == runtime->periods)  in atmel_ac97c_interrupt()
706 				writel(runtime->dma_addr + offset,  in atmel_ac97c_interrupt()