Lines Matching +full:playback +full:- +full:only
1 // SPDX-License-Identifier: GPL-2.0
3 // Renesas RZ/G2L ASoC Serial Sound Interface (SSIF-2) Driver
75 #define SSI_RATES SNDRV_PCM_RATE_8000_48000 /* 8k-48kHz */
117 * The SSI supports full-duplex transmission and reception.
120 * So it is better to use as half-duplex (playing and recording
123 struct rz_ssi_stream playback; member
148 writel(data, (priv->base + reg)); in rz_ssi_reg_writel()
153 return readl(priv->base + reg); in rz_ssi_reg_readl()
161 val = readl(priv->base + reg); in rz_ssi_reg_mask_setl()
163 writel(val, (priv->base + reg)); in rz_ssi_reg_mask_setl()
168 return substream->stream == SNDRV_PCM_STREAM_PLAYBACK; in rz_ssi_stream_is_play()
174 struct rz_ssi_stream *stream = &ssi->playback; in rz_ssi_stream_get()
176 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) in rz_ssi_stream_get()
177 stream = &ssi->capture; in rz_ssi_stream_get()
184 return (ssi->playback.dma_ch && (ssi->dma_rt || ssi->capture.dma_ch)); in rz_ssi_is_dma_enabled()
190 struct rz_ssi_priv *ssi = strm->priv; in rz_ssi_set_substream()
193 spin_lock_irqsave(&ssi->lock, flags); in rz_ssi_set_substream()
194 strm->substream = substream; in rz_ssi_set_substream()
195 spin_unlock_irqrestore(&ssi->lock, flags); in rz_ssi_set_substream()
204 spin_lock_irqsave(&ssi->lock, flags); in rz_ssi_stream_is_valid()
205 ret = strm->substream && strm->substream->runtime; in rz_ssi_stream_is_valid()
206 spin_unlock_irqrestore(&ssi->lock, flags); in rz_ssi_stream_is_valid()
213 return strm->substream && strm->running; in rz_ssi_is_stream_running()
219 struct snd_pcm_runtime *runtime = substream->runtime; in rz_ssi_stream_init()
222 strm->sample_width = samples_to_bytes(runtime, 1); in rz_ssi_stream_init()
223 strm->dma_buffer_pos = 0; in rz_ssi_stream_init()
224 strm->period_counter = 0; in rz_ssi_stream_init()
225 strm->buffer_pos = 0; in rz_ssi_stream_init()
227 strm->oerr_num = 0; in rz_ssi_stream_init()
228 strm->uerr_num = 0; in rz_ssi_stream_init()
229 strm->running = 0; in rz_ssi_stream_init()
232 strm->fifo_sample_size = SSI_FIFO_DEPTH; in rz_ssi_stream_init()
238 struct device *dev = ssi->dev; in rz_ssi_stream_quit()
242 if (strm->oerr_num > 0) in rz_ssi_stream_quit()
243 dev_info(dev, "overrun = %d\n", strm->oerr_num); in rz_ssi_stream_quit()
245 if (strm->uerr_num > 0) in rz_ssi_stream_quit()
246 dev_info(dev, "underrun = %d\n", strm->uerr_num); in rz_ssi_stream_quit()
265 if (ssi->audio_clk_1 && ssi->audio_clk_2) { in rz_ssi_clk_setup()
266 if (ssi->audio_clk_1 % bclk_rate) in rz_ssi_clk_setup()
267 ssi->audio_mck = ssi->audio_clk_2; in rz_ssi_clk_setup()
269 ssi->audio_mck = ssi->audio_clk_1; in rz_ssi_clk_setup()
274 if (ssi->audio_mck == ssi->audio_clk_1) in rz_ssi_clk_setup()
276 if (ssi->bckp_rise) in rz_ssi_clk_setup()
278 if (ssi->lrckp_fsync_fall) in rz_ssi_clk_setup()
283 div = ssi->audio_mck / bclk_rate; in rz_ssi_clk_setup()
293 dev_err(ssi->dev, "Rate not divisible by audio clock source\n"); in rz_ssi_clk_setup()
294 return -EINVAL; in rz_ssi_clk_setup()
325 ret = readl_poll_timeout_atomic(ssi->base + SSISR, tmp, (tmp & SSISR_IIRQ), 1, 100); in rz_ssi_set_idle()
327 dev_warn_ratelimited(ssi->dev, "timeout waiting for SSI idle\n"); in rz_ssi_set_idle()
335 bool is_play = rz_ssi_stream_is_play(strm->substream); in rz_ssi_start()
339 is_full_duplex = rz_ssi_is_stream_running(&ssi->playback) || in rz_ssi_start()
340 rz_ssi_is_stream_running(&ssi->capture); in rz_ssi_start()
356 SSISCR_TDES(strm->fifo_sample_size / 2 - 1) | in rz_ssi_start()
380 strm->running = 1; in rz_ssi_start()
397 return readl_poll_timeout_atomic(ssi->base + SSIFCR, tmp, !(tmp & SSIFCR_SSIRST), 1, 5); in rz_ssi_swreset()
402 strm->running = 0; in rz_ssi_stop()
404 if (rz_ssi_is_stream_running(&ssi->playback) || in rz_ssi_stop()
405 rz_ssi_is_stream_running(&ssi->capture)) in rz_ssi_stop()
413 if (ssi->playback.dma_ch) in rz_ssi_stop()
414 dmaengine_terminate_async(ssi->playback.dma_ch); in rz_ssi_stop()
415 if (ssi->capture.dma_ch) in rz_ssi_stop()
416 dmaengine_terminate_async(ssi->capture.dma_ch); in rz_ssi_stop()
426 struct snd_pcm_substream *substream = strm->substream; in rz_ssi_pointer_update()
430 if (!strm->running || !substream || !substream->runtime) in rz_ssi_pointer_update()
433 runtime = substream->runtime; in rz_ssi_pointer_update()
434 strm->buffer_pos += frames; in rz_ssi_pointer_update()
435 WARN_ON(strm->buffer_pos > runtime->buffer_size); in rz_ssi_pointer_update()
438 if (strm->buffer_pos == runtime->buffer_size) in rz_ssi_pointer_update()
439 strm->buffer_pos = 0; in rz_ssi_pointer_update()
441 current_period = strm->buffer_pos / runtime->period_size; in rz_ssi_pointer_update()
442 if (strm->period_counter != current_period) { in rz_ssi_pointer_update()
443 snd_pcm_period_elapsed(strm->substream); in rz_ssi_pointer_update()
444 strm->period_counter = current_period; in rz_ssi_pointer_update()
450 struct snd_pcm_substream *substream = strm->substream; in rz_ssi_pio_recv()
459 return -EINVAL; in rz_ssi_pio_recv()
461 runtime = substream->runtime; in rz_ssi_pio_recv()
465 frames_left = runtime->period_size - in rz_ssi_pio_recv()
466 (strm->buffer_pos % runtime->period_size); in rz_ssi_pio_recv()
468 frames_left = runtime->period_size; in rz_ssi_pio_recv()
474 /* Only read full frames at a time */ in rz_ssi_pio_recv()
476 while (frames_left && (fifo_samples >= runtime->channels)) { in rz_ssi_pio_recv()
477 samples += runtime->channels; in rz_ssi_pio_recv()
478 fifo_samples -= runtime->channels; in rz_ssi_pio_recv()
479 frames_left--; in rz_ssi_pio_recv()
487 buf = (u16 *)runtime->dma_area; in rz_ssi_pio_recv()
488 buf += strm->buffer_pos * runtime->channels; in rz_ssi_pio_recv()
490 /* Note, only supports 16-bit samples */ in rz_ssi_pio_recv()
495 rz_ssi_pointer_update(strm, samples / runtime->channels); in rz_ssi_pio_recv()
496 } while (!frames_left && fifo_samples >= runtime->channels); in rz_ssi_pio_recv()
503 struct snd_pcm_substream *substream = strm->substream; in rz_ssi_pio_send()
504 struct snd_pcm_runtime *runtime = substream->runtime; in rz_ssi_pio_send()
513 return -EINVAL; in rz_ssi_pio_send()
516 frames_left = runtime->period_size - (strm->buffer_pos % in rz_ssi_pio_send()
517 runtime->period_size); in rz_ssi_pio_send()
519 frames_left = runtime->period_size; in rz_ssi_pio_send()
521 sample_space = strm->fifo_sample_size; in rz_ssi_pio_send()
523 sample_space -= (ssifsr >> SSIFSR_TDC_SHIFT) & SSIFSR_TDC_MASK; in rz_ssi_pio_send()
525 return -EINVAL; in rz_ssi_pio_send()
527 /* Only add full frames at a time */ in rz_ssi_pio_send()
528 while (frames_left && (sample_space >= runtime->channels)) { in rz_ssi_pio_send()
529 samples += runtime->channels; in rz_ssi_pio_send()
530 sample_space -= runtime->channels; in rz_ssi_pio_send()
531 frames_left--; in rz_ssi_pio_send()
539 buf = (u16 *)(runtime->dma_area); in rz_ssi_pio_send()
540 buf += strm->buffer_pos * runtime->channels; in rz_ssi_pio_send()
542 /* Note, only supports 16-bit samples */ in rz_ssi_pio_send()
547 rz_ssi_pointer_update(strm, samples / runtime->channels); in rz_ssi_pio_send()
559 if (ssi->playback.substream) in rz_ssi_interrupt()
560 strm_playback = &ssi->playback; in rz_ssi_interrupt()
561 if (ssi->capture.substream) in rz_ssi_interrupt()
562 strm_capture = &ssi->capture; in rz_ssi_interrupt()
567 if (irq == ssi->irq_int) { /* error or idle */ in rz_ssi_interrupt()
579 if (ssi->capture.substream && is_stopped) { in rz_ssi_interrupt()
581 strm_capture->uerr_num++; in rz_ssi_interrupt()
583 strm_capture->oerr_num++; in rz_ssi_interrupt()
588 if (ssi->playback.substream && is_stopped) { in rz_ssi_interrupt()
590 strm_playback->uerr_num++; in rz_ssi_interrupt()
592 strm_playback->oerr_num++; in rz_ssi_interrupt()
602 if (ssi->capture.substream && is_stopped) { in rz_ssi_interrupt()
604 strm_capture->transfer(ssi, strm_capture); in rz_ssi_interrupt()
607 if (ssi->playback.substream && is_stopped) { in rz_ssi_interrupt()
609 strm_playback->transfer(ssi, strm_playback); in rz_ssi_interrupt()
613 if (ssi->playback.substream && is_stopped) in rz_ssi_interrupt()
614 rz_ssi_start(ssi, &ssi->playback); in rz_ssi_interrupt()
615 if (ssi->capture.substream && is_stopped) in rz_ssi_interrupt()
616 rz_ssi_start(ssi, &ssi->capture); in rz_ssi_interrupt()
619 if (!rz_ssi_is_stream_running(&ssi->playback) && in rz_ssi_interrupt()
620 !rz_ssi_is_stream_running(&ssi->capture)) in rz_ssi_interrupt()
624 if (irq == ssi->irq_tx && rz_ssi_is_stream_running(&ssi->playback)) in rz_ssi_interrupt()
625 strm_playback->transfer(ssi, &ssi->playback); in rz_ssi_interrupt()
628 if (irq == ssi->irq_rx && rz_ssi_is_stream_running(&ssi->capture)) { in rz_ssi_interrupt()
629 strm_capture->transfer(ssi, &ssi->capture); in rz_ssi_interrupt()
633 if (irq == ssi->irq_rt) { in rz_ssi_interrupt()
634 if (ssi->playback.substream) { in rz_ssi_interrupt()
635 strm_playback->transfer(ssi, &ssi->playback); in rz_ssi_interrupt()
637 strm_capture->transfer(ssi, &ssi->capture); in rz_ssi_interrupt()
653 cfg.dst_addr = ssi->phys + SSIFTDR; in rz_ssi_dma_slave_config()
654 cfg.src_addr = ssi->phys + SSIFRDR; in rz_ssi_dma_slave_config()
664 struct snd_pcm_substream *substream = strm->substream; in rz_ssi_dma_transfer()
672 return -EINVAL; in rz_ssi_dma_transfer()
674 runtime = substream->runtime; in rz_ssi_dma_transfer()
675 if (runtime->state == SNDRV_PCM_STATE_DRAINING) in rz_ssi_dma_transfer()
686 amount = runtime->period_size; in rz_ssi_dma_transfer()
689 dma_paddr = runtime->dma_addr + frames_to_bytes(runtime, in rz_ssi_dma_transfer()
690 strm->dma_buffer_pos); in rz_ssi_dma_transfer()
692 desc = dmaengine_prep_slave_single(strm->dma_ch, dma_paddr, dma_size, in rz_ssi_dma_transfer()
696 dev_err(ssi->dev, "dmaengine_prep_slave_single() fail\n"); in rz_ssi_dma_transfer()
697 return -ENOMEM; in rz_ssi_dma_transfer()
700 desc->callback = rz_ssi_dma_complete; in rz_ssi_dma_transfer()
701 desc->callback_param = strm; in rz_ssi_dma_transfer()
704 dev_err(ssi->dev, "dmaengine_submit() fail\n"); in rz_ssi_dma_transfer()
705 return -EIO; in rz_ssi_dma_transfer()
709 strm->dma_buffer_pos += amount; in rz_ssi_dma_transfer()
710 if (strm->dma_buffer_pos >= runtime->buffer_size) in rz_ssi_dma_transfer()
711 strm->dma_buffer_pos = 0; in rz_ssi_dma_transfer()
714 dma_async_issue_pending(strm->dma_ch); in rz_ssi_dma_transfer()
723 if (!strm->running || !strm->substream || !strm->substream->runtime) in rz_ssi_dma_complete()
727 rz_ssi_pointer_update(strm, strm->substream->runtime->period_size); in rz_ssi_dma_complete()
730 rz_ssi_dma_transfer(strm->priv, strm); in rz_ssi_dma_complete()
735 if (ssi->playback.dma_ch) { in rz_ssi_release_dma_channels()
736 dma_release_channel(ssi->playback.dma_ch); in rz_ssi_release_dma_channels()
737 ssi->playback.dma_ch = NULL; in rz_ssi_release_dma_channels()
738 if (ssi->dma_rt) in rz_ssi_release_dma_channels()
739 ssi->dma_rt = false; in rz_ssi_release_dma_channels()
742 if (ssi->capture.dma_ch) { in rz_ssi_release_dma_channels()
743 dma_release_channel(ssi->capture.dma_ch); in rz_ssi_release_dma_channels()
744 ssi->capture.dma_ch = NULL; in rz_ssi_release_dma_channels()
750 ssi->playback.dma_ch = dma_request_chan(dev, "tx"); in rz_ssi_dma_request()
751 if (IS_ERR(ssi->playback.dma_ch)) in rz_ssi_dma_request()
752 ssi->playback.dma_ch = NULL; in rz_ssi_dma_request()
754 ssi->capture.dma_ch = dma_request_chan(dev, "rx"); in rz_ssi_dma_request()
755 if (IS_ERR(ssi->capture.dma_ch)) in rz_ssi_dma_request()
756 ssi->capture.dma_ch = NULL; in rz_ssi_dma_request()
758 if (!ssi->playback.dma_ch && !ssi->capture.dma_ch) { in rz_ssi_dma_request()
759 ssi->playback.dma_ch = dma_request_chan(dev, "rt"); in rz_ssi_dma_request()
760 if (IS_ERR(ssi->playback.dma_ch)) { in rz_ssi_dma_request()
761 ssi->playback.dma_ch = NULL; in rz_ssi_dma_request()
765 ssi->dma_rt = true; in rz_ssi_dma_request()
771 if (ssi->playback.dma_ch && in rz_ssi_dma_request()
772 (rz_ssi_dma_slave_config(ssi, ssi->playback.dma_ch, true) < 0)) in rz_ssi_dma_request()
775 if (ssi->capture.dma_ch && in rz_ssi_dma_request()
776 (rz_ssi_dma_slave_config(ssi, ssi->capture.dma_ch, false) < 0)) in rz_ssi_dma_request()
784 return -ENODEV; in rz_ssi_dma_request()
791 if (rz_ssi_is_stream_running(&ssi->playback) || in rz_ssi_trigger_resume()
792 rz_ssi_is_stream_running(&ssi->capture)) in rz_ssi_trigger_resume()
799 return rz_ssi_clk_setup(ssi, ssi->hw_params_cache.rate, in rz_ssi_trigger_resume()
800 ssi->hw_params_cache.channels); in rz_ssi_trigger_resume()
805 if (rz_ssi_is_stream_running(&ssi->playback) || in rz_ssi_streams_suspend()
806 rz_ssi_is_stream_running(&ssi->capture)) in rz_ssi_streams_suspend()
809 ssi->playback.dma_buffer_pos = 0; in rz_ssi_streams_suspend()
810 ssi->capture.dma_buffer_pos = 0; in rz_ssi_streams_suspend()
832 if (ssi->dma_rt) { in rz_ssi_dai_trigger()
836 ret = rz_ssi_dma_slave_config(ssi, ssi->playback.dma_ch, in rz_ssi_dai_trigger()
840 ssi->playback.transfer = rz_ssi_pio_send; in rz_ssi_dai_trigger()
841 ssi->capture.transfer = rz_ssi_pio_recv; in rz_ssi_dai_trigger()
851 ret = strm->transfer(ssi, strm); in rz_ssi_dai_trigger()
882 dev_err(ssi->dev, "Codec should be clk and frame consumer\n"); in rz_ssi_dai_set_fmt()
883 return -EINVAL; in rz_ssi_dai_set_fmt()
894 ssi->bckp_rise = false; in rz_ssi_dai_set_fmt()
895 ssi->lrckp_fsync_fall = false; in rz_ssi_dai_set_fmt()
898 ssi->bckp_rise = false; in rz_ssi_dai_set_fmt()
899 ssi->lrckp_fsync_fall = true; in rz_ssi_dai_set_fmt()
902 ssi->bckp_rise = true; in rz_ssi_dai_set_fmt()
903 ssi->lrckp_fsync_fall = false; in rz_ssi_dai_set_fmt()
906 ssi->bckp_rise = true; in rz_ssi_dai_set_fmt()
907 ssi->lrckp_fsync_fall = true; in rz_ssi_dai_set_fmt()
910 return -EINVAL; in rz_ssi_dai_set_fmt()
913 /* only i2s support */ in rz_ssi_dai_set_fmt()
918 dev_err(ssi->dev, "Only I2S mode is supported.\n"); in rz_ssi_dai_set_fmt()
919 return -EINVAL; in rz_ssi_dai_set_fmt()
930 if (ssi->hw_params_cache.rate != rate || in rz_ssi_is_valid_hw_params()
931 ssi->hw_params_cache.channels != channels || in rz_ssi_is_valid_hw_params()
932 ssi->hw_params_cache.sample_width != sample_width || in rz_ssi_is_valid_hw_params()
933 ssi->hw_params_cache.sample_bits != sample_bits) in rz_ssi_is_valid_hw_params()
944 ssi->hw_params_cache.rate = rate; in rz_ssi_cache_hw_params()
945 ssi->hw_params_cache.channels = channels; in rz_ssi_cache_hw_params()
946 ssi->hw_params_cache.sample_width = sample_width; in rz_ssi_cache_hw_params()
947 ssi->hw_params_cache.sample_bits = sample_bits; in rz_ssi_cache_hw_params()
957 SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min; in rz_ssi_dai_hw_params()
963 dev_err(ssi->dev, "Unsupported sample width: %d\n", in rz_ssi_dai_hw_params()
965 return -EINVAL; in rz_ssi_dai_hw_params()
969 dev_err(ssi->dev, "Number of channels not matched: %d\n", in rz_ssi_dai_hw_params()
971 return -EINVAL; in rz_ssi_dai_hw_params()
974 if (rz_ssi_is_stream_running(&ssi->playback) || in rz_ssi_dai_hw_params()
975 rz_ssi_is_stream_running(&ssi->capture)) { in rz_ssi_dai_hw_params()
977 strm->sample_width, sample_bits)) in rz_ssi_dai_hw_params()
980 dev_err(ssi->dev, "Full duplex needs same HW params\n"); in rz_ssi_dai_hw_params()
981 return -EINVAL; in rz_ssi_dai_hw_params()
984 rz_ssi_cache_hw_params(ssi, rate, channels, strm->sample_width, in rz_ssi_dai_hw_params()
1020 return snd_pcm_hw_constraint_integer(substream->runtime, in rz_ssi_pcm_open()
1032 return strm->buffer_pos; in rz_ssi_pcm_pointer()
1038 snd_pcm_set_managed_buffer_all(rtd->pcm, SNDRV_DMA_TYPE_DEV, in rz_ssi_pcm_new()
1039 rtd->card->snd_card->dev, in rz_ssi_pcm_new()
1046 .name = "rz-ssi-dai",
1047 .playback = {
1064 .name = "rz-ssi",
1073 struct device *dev = &pdev->dev; in rz_ssi_probe()
1081 return -ENOMEM; in rz_ssi_probe()
1083 ssi->dev = dev; in rz_ssi_probe()
1084 ssi->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); in rz_ssi_probe()
1085 if (IS_ERR(ssi->base)) in rz_ssi_probe()
1086 return PTR_ERR(ssi->base); in rz_ssi_probe()
1088 ssi->phys = res->start; in rz_ssi_probe()
1089 ssi->clk = devm_clk_get(dev, "ssi"); in rz_ssi_probe()
1090 if (IS_ERR(ssi->clk)) in rz_ssi_probe()
1091 return PTR_ERR(ssi->clk); in rz_ssi_probe()
1093 ssi->sfr_clk = devm_clk_get(dev, "ssi_sfr"); in rz_ssi_probe()
1094 if (IS_ERR(ssi->sfr_clk)) in rz_ssi_probe()
1095 return PTR_ERR(ssi->sfr_clk); in rz_ssi_probe()
1099 return dev_err_probe(&pdev->dev, PTR_ERR(audio_clk), in rz_ssi_probe()
1102 ssi->audio_clk_1 = clk_get_rate(audio_clk); in rz_ssi_probe()
1105 return dev_err_probe(&pdev->dev, PTR_ERR(audio_clk), in rz_ssi_probe()
1108 ssi->audio_clk_2 = clk_get_rate(audio_clk); in rz_ssi_probe()
1109 if (!(ssi->audio_clk_1 || ssi->audio_clk_2)) in rz_ssi_probe()
1110 return dev_err_probe(&pdev->dev, -EINVAL, in rz_ssi_probe()
1113 ssi->audio_mck = ssi->audio_clk_1 ? ssi->audio_clk_1 : ssi->audio_clk_2; in rz_ssi_probe()
1119 ssi->playback.transfer = rz_ssi_pio_send; in rz_ssi_probe()
1120 ssi->capture.transfer = rz_ssi_pio_recv; in rz_ssi_probe()
1123 ssi->playback.transfer = rz_ssi_dma_transfer; in rz_ssi_probe()
1124 ssi->capture.transfer = rz_ssi_dma_transfer; in rz_ssi_probe()
1127 ssi->playback.priv = ssi; in rz_ssi_probe()
1128 ssi->capture.priv = ssi; in rz_ssi_probe()
1130 spin_lock_init(&ssi->lock); in rz_ssi_probe()
1134 ssi->irq_int = platform_get_irq_byname(pdev, "int_req"); in rz_ssi_probe()
1135 if (ssi->irq_int < 0) { in rz_ssi_probe()
1136 ret = ssi->irq_int; in rz_ssi_probe()
1140 ret = devm_request_irq(dev, ssi->irq_int, &rz_ssi_interrupt, in rz_ssi_probe()
1148 /* Tx and Rx interrupts (pio only) */ in rz_ssi_probe()
1149 ssi->irq_tx = platform_get_irq_byname(pdev, "dma_tx"); in rz_ssi_probe()
1150 ssi->irq_rx = platform_get_irq_byname(pdev, "dma_rx"); in rz_ssi_probe()
1151 if (ssi->irq_tx == -ENXIO && ssi->irq_rx == -ENXIO) { in rz_ssi_probe()
1152 ssi->irq_rt = platform_get_irq_byname(pdev, "dma_rt"); in rz_ssi_probe()
1153 if (ssi->irq_rt < 0) in rz_ssi_probe()
1154 return ssi->irq_rt; in rz_ssi_probe()
1156 ret = devm_request_irq(dev, ssi->irq_rt, in rz_ssi_probe()
1163 if (ssi->irq_tx < 0) in rz_ssi_probe()
1164 return ssi->irq_tx; in rz_ssi_probe()
1166 if (ssi->irq_rx < 0) in rz_ssi_probe()
1167 return ssi->irq_rx; in rz_ssi_probe()
1169 ret = devm_request_irq(dev, ssi->irq_tx, in rz_ssi_probe()
1176 ret = devm_request_irq(dev, ssi->irq_rx, in rz_ssi_probe()
1185 ssi->rstc = devm_reset_control_get_exclusive(dev, NULL); in rz_ssi_probe()
1186 if (IS_ERR(ssi->rstc)) { in rz_ssi_probe()
1187 ret = PTR_ERR(ssi->rstc); in rz_ssi_probe()
1218 struct rz_ssi_priv *ssi = dev_get_drvdata(&pdev->dev); in rz_ssi_remove()
1222 reset_control_assert(ssi->rstc); in rz_ssi_remove()
1226 { .compatible = "renesas,rz-ssi", },
1235 return reset_control_assert(ssi->rstc); in rz_ssi_runtime_suspend()
1242 return reset_control_deassert(ssi->rstc); in rz_ssi_runtime_resume()
1252 .name = "rz-ssi-pcm-audio",