80 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_block_change()  local
81 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_block_change()
91 	if (snd_pcm_format_unsigned(runtime->format))  in snd_gf1_pcm_block_change()
93 	if (snd_pcm_format_width(runtime->format) == 16)  in snd_gf1_pcm_block_change()
96 	block.buffer = runtime->dma_area + offset;  in snd_gf1_pcm_block_change()
97 	block.buf_addr = runtime->dma_addr + offset;  in snd_gf1_pcm_block_change()
108 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_trigger_up()  local
109 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_trigger_up()
127 	rate = snd_gf1_translate_freq(gus, runtime->rate << 4);  in snd_gf1_pcm_trigger_up()
129 	voice_ctrl = snd_pcm_format_width(runtime->format) == 16 ? 0x24 : 0x20;  in snd_gf1_pcm_trigger_up()
137 		begin = pcmp->memory + voice * (pcmp->dma_size / runtime->channels);  in snd_gf1_pcm_trigger_up()
138 		curr = begin + (pcmp->bpos * pcmp->block_size) / runtime->channels;  in snd_gf1_pcm_trigger_up()
139 		end = curr + (pcmp->block_size / runtime->channels);  in snd_gf1_pcm_trigger_up()
140 		end -= snd_pcm_format_width(runtime->format) == 16 ? 2 : 1;  in snd_gf1_pcm_trigger_up()
146 		pan = runtime->channels == 2 ? (!voice ? 1 : 14) : 8;  in snd_gf1_pcm_trigger_up()
190 	struct snd_pcm_runtime *runtime;  in snd_gf1_pcm_interrupt_wave()  local
207 	runtime = pcmp->substream->runtime;  in snd_gf1_pcm_interrupt_wave()
229 	end = pcmp->memory + (((pcmp->bpos + 1) * pcmp->block_size) / runtime->channels);  in snd_gf1_pcm_interrupt_wave()
231 	step = pcmp->dma_size / runtime->channels;  in snd_gf1_pcm_interrupt_wave()
258 	if ((runtime->flags & SNDRV_PCM_FLG_MMAP) &&  in snd_gf1_pcm_interrupt_wave()
259 	    *runtime->state == SNDRV_PCM_STATE_RUNNING) {  in snd_gf1_pcm_interrupt_wave()
261 		if (runtime->channels > 1) {  in snd_gf1_pcm_interrupt_wave()
362 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_playback_copy()  local
363 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_copy()
366 	bpos = samples_to_bytes(runtime, pos) + (voice * (pcmp->dma_size / 2));  in snd_gf1_pcm_playback_copy()
367 	len = samples_to_bytes(runtime, count);  in snd_gf1_pcm_playback_copy()
372 	if (copy_from_user(runtime->dma_area + bpos, src, len))  in snd_gf1_pcm_playback_copy()
380 		w16 = (snd_pcm_format_width(runtime->format) == 16);  in snd_gf1_pcm_playback_copy()
381 		invert = snd_pcm_format_unsigned(runtime->format);  in snd_gf1_pcm_playback_copy()
382 …if ((err = snd_gf1_pcm_poke_block(gus, runtime->dma_area + bpos, pcmp->memory + bpos, len, w16, in…  in snd_gf1_pcm_playback_copy()
393 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_playback_silence()  local
394 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_silence()
397 	bpos = samples_to_bytes(runtime, pos) + (voice * (pcmp->dma_size / 2));  in snd_gf1_pcm_playback_silence()
398 	len = samples_to_bytes(runtime, count);  in snd_gf1_pcm_playback_silence()
403 	snd_pcm_format_set_silence(runtime->format, runtime->dma_area + bpos, count);  in snd_gf1_pcm_playback_silence()
410 		w16 = (snd_pcm_format_width(runtime->format) == 16);  in snd_gf1_pcm_playback_silence()
411 		invert = snd_pcm_format_unsigned(runtime->format);  in snd_gf1_pcm_playback_silence()
412 …if ((err = snd_gf1_pcm_poke_block(gus, runtime->dma_area + bpos, pcmp->memory + bpos, len, w16, in…  in snd_gf1_pcm_playback_silence()
422 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_playback_hw_params()  local
423 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_hw_params()
437 		                               runtime->dma_bytes, 1, 32,  in snd_gf1_pcm_playback_hw_params()
469 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_playback_hw_free()  local
470 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_hw_free()
490 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_playback_prepare()  local
491 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_prepare()
504 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_playback_trigger()  local
505 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_trigger()
529 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_playback_pointer()  local
530 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_pointer()
540 		if (substream->runtime->channels > 1)  in snd_gf1_pcm_playback_pointer()
542 		pos = bytes_to_frames(runtime, pos);  in snd_gf1_pcm_playback_pointer()
586 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_capture_prepare()  local
588 	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RECORD_RATE, runtime->rate_den - 2);  in snd_gf1_pcm_capture_prepare()
591 	snd_dma_program(gus->gf1.dma2, runtime->dma_addr, gus->c_period_size, DMA_MODE_READ);  in snd_gf1_pcm_capture_prepare()
620 	pos = bytes_to_frames(substream->runtime, (gus->c_pos + pos) % gus->c_dma_size);  in snd_gf1_pcm_capture_pointer()
672 static void snd_gf1_pcm_playback_free(struct snd_pcm_runtime *runtime)  in snd_gf1_pcm_playback_free()  argument
674 	kfree(runtime->private_data);  in snd_gf1_pcm_playback_free()
681 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_playback_open()  local
692 	runtime->private_data = pcmp;  in snd_gf1_pcm_playback_open()
693 	runtime->private_free = snd_gf1_pcm_playback_free;  in snd_gf1_pcm_playback_open()
703 	runtime->hw = snd_gf1_pcm_playback;  in snd_gf1_pcm_playback_open()
704 	snd_pcm_limit_isa_dma_size(gus->gf1.dma1, &runtime->hw.buffer_bytes_max);  in snd_gf1_pcm_playback_open()
705 	snd_pcm_limit_isa_dma_size(gus->gf1.dma1, &runtime->hw.period_bytes_max);  in snd_gf1_pcm_playback_open()
706 	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 64);  in snd_gf1_pcm_playback_open()
713 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_playback_close()  local
714 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_close()
725 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_gf1_pcm_capture_open()  local
730 	substream->runtime->hw = snd_gf1_pcm_capture;  in snd_gf1_pcm_capture_open()
731 	snd_pcm_limit_isa_dma_size(gus->gf1.dma2, &runtime->hw.buffer_bytes_max);  in snd_gf1_pcm_capture_open()
732 	snd_pcm_limit_isa_dma_size(gus->gf1.dma2, &runtime->hw.period_bytes_max);  in snd_gf1_pcm_capture_open()
733 	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,  in snd_gf1_pcm_capture_open()