1 // SPDX-License-Identifier: GPL-2.0
3 // Renesas R-Car SRU/SCU/SSIU/SSI support
12  * Renesas R-Car sound device structure
17  *  - SRC	: Sampling Rate Converter
18  *  - CMD
19  *    - CTU	: Channel Count Conversion Unit
20  *    - MIX	: Mixer
21  *    - DVC	: Digital Volume and Mute Function
22  *  - SSI	: Serial Sound Interface
27  *  - SRC	: Sampling Rate Converter
28  *  - CMD
29  *   - CTU	: Channel Count Conversion Unit
30  *   - MIX	: Mixer
31  *   - DVC	: Digital Volume and Mute Function
33  *  - SSI	: Serial Sound Interface
43  *   +- gen
48  *   +- rdai[0]
50  *   |   +- playback -> [mod] -> [mod] -> [mod] -> ...
53  *   |   +- capture  -> [mod] -> [mod] -> [mod] -> ...
55  *   +- rdai[1]
57  *   |   +- playback -> [mod] -> [mod] -> [mod] -> ...
60  *   |   +- capture  -> [mod] -> [mod] -> [mod] -> ...
65  *   +- ssi
67  *   |  +- ssi[0]
68  *   |  +- ssi[1]
69  *   |  +- ssi[2]
74  *   +- src
76  *      +- src[0]
77  *      +- src[1]
78  *      +- src[2]
89  *  [mod]->fn() -> [mod]->fn() -> [mod]->fn()...
103 	{ .compatible = "renesas,rcar_sound-gen1", .data = (void *)RSND_GEN1 },
104 	{ .compatible = "renesas,rcar_sound-gen2", .data = (void *)RSND_GEN2 },
105 	{ .compatible = "renesas,rcar_sound-gen3", .data = (void *)RSND_GEN3 },
106 	{ .compatible = "renesas,rcar_sound-gen4", .data = (void *)RSND_GEN4 },
108 	{ .compatible = "renesas,rcar_sound-r8a77990", .data = (void *)(RSND_GEN3 | RSND_SOC_E) },
118 	if (mod->type != type) {  in rsnd_mod_make_sure()
130 	if (!mod || !mod->ops || !mod->ops->dma_req)  in rsnd_mod_dma_req()
133 	return mod->ops->dma_req(io, mod);  in rsnd_mod_dma_req()
153 	if ((mod)->ops->id_sub) {  in rsnd_mod_name()
155 			 mod->ops->name,  in rsnd_mod_name()
160 			 mod->ops->name,  in rsnd_mod_name()
171 	return &mod->status;  in rsnd_mod_get_status()
176 	return mod->id;  in rsnd_mod_id_raw()
181 	if ((mod)->ops->id)  in rsnd_mod_id()
182 		return (mod)->ops->id(mod);  in rsnd_mod_id()
189 	if ((mod)->ops->id_sub)  in rsnd_mod_id_sub()
190 		return (mod)->ops->id_sub(mod);  in rsnd_mod_id_sub()
207 	mod->id		= id;  in rsnd_mod_init()
208 	mod->ops	= ops;  in rsnd_mod_init()
209 	mod->type	= type;  in rsnd_mod_init()
210 	mod->clk	= clk;  in rsnd_mod_init()
211 	mod->priv	= priv;  in rsnd_mod_init()
218 	clk_unprepare(mod->clk);  in rsnd_mod_quit()
219 	mod->clk = NULL;  in rsnd_mod_quit()
231 		struct rsnd_dai_stream *io = &rdai->playback;  in rsnd_mod_interrupt()
233 		if (mod == io->mod[mod->type])  in rsnd_mod_interrupt()
236 		io = &rdai->capture;  in rsnd_mod_interrupt()
237 		if (mod == io->mod[mod->type])  in rsnd_mod_interrupt()
245 	if (io->substream)  in rsnd_io_is_working()
246 		return snd_pcm_running(io->substream);  in rsnd_io_is_working()
265 		return runtime->channels;  in rsnd_runtime_channel_original_with_params()
355 	switch (snd_pcm_format_width(runtime->format)) {  in rsnd_get_adinr_bit()
399 	 *	[MEM] -> [SRC] -> [DVC] -> [CMD] -> [SSIU] -> [SSI] -> codec  in rsnd_get_dalign()
403 	 *	codec -> [SSI] -> [SSIU] -> [SRC] -> [DVC] -> [CMD] -> [MEM]  in rsnd_get_dalign()
410 		struct rsnd_mod *cmd = rsnd_io_to_mod_cmd(io);  in rsnd_get_dalign()  local
412 		target = cmd ? cmd : ssiu;  in rsnd_get_dalign()
420 	if (mod == target && snd_pcm_format_width(runtime->format) == 16) {  in rsnd_get_dalign()
456 	if (snd_pcm_format_width(runtime->format) != 24)  in rsnd_get_busif_shift()
535 	u32 *status	= mod->ops->get_status(mod, io, type);  in rsnd_status_update()
546 		func_call = -1;  in rsnd_status_update()
566 		if (func_call > 0 && (mod)->ops->fn)			\
567 			tmp = (mod)->ops->fn(mod, io, param);		\
569 		    unlikely(tmp && (tmp != -EPROBE_DEFER)))		\
585 		return -EIO;  in rsnd_dai_connect()
587 	if (io->mod[type] == mod)  in rsnd_dai_connect()
590 	if (io->mod[type])  in rsnd_dai_connect()
591 		return -EINVAL;  in rsnd_dai_connect()
596 	io->mod[type] = mod;  in rsnd_dai_connect()
609 	io->mod[type] = NULL;  in rsnd_dai_disconnect()
616 		rdai->max_channels = max_channels;  in rsnd_rdai_channels_ctrl()
618 	return rdai->max_channels;  in rsnd_rdai_channels_ctrl()
625 		rdai->ssi_lane = ssi_lane;  in rsnd_rdai_ssi_lane_ctrl()
627 	return rdai->ssi_lane;  in rsnd_rdai_ssi_lane_ctrl()
633 		rdai->chan_width = width;  in rsnd_rdai_width_ctrl()
635 	return rdai->chan_width;  in rsnd_rdai_width_ctrl()
643 	return priv->rdai + id;  in rsnd_rdai_get()
652 	return priv->daidrv + id;  in rsnd_daidrv_get()
660 	return rsnd_rdai_get(priv, dai->id);  in rsnd_dai_to_rdai()
668 	struct snd_pcm_substream *substream = io->substream;  in rsnd_dai_period_elapsed()
673 	 * - if rsnd_dai_pointer_update() returns true  in rsnd_dai_period_elapsed()
674 	 * - without spin lock  in rsnd_dai_period_elapsed()
683 	io->substream		= substream;  in rsnd_dai_stream_init()
688 	io->substream		= NULL;  in rsnd_dai_stream_quit()
703 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in rsnd_rdai_to_io()
704 		return &rdai->playback;  in rsnd_rdai_to_io()
706 		return &rdai->capture;  in rsnd_rdai_to_io()
709 static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd,  in rsnd_soc_dai_trigger()  argument
718 	spin_lock_irqsave(&priv->lock, flags);  in rsnd_soc_dai_trigger()
720 	switch (cmd) {  in rsnd_soc_dai_trigger()
746 		ret = -EINVAL;  in rsnd_soc_dai_trigger()
750 	spin_unlock_irqrestore(&priv->lock, flags);  in rsnd_soc_dai_trigger()
762 		rdai->clk_master = 0;  in rsnd_soc_dai_set_fmt()
765 		rdai->clk_master = 1; /* cpu is master */  in rsnd_soc_dai_set_fmt()
768 		return -EINVAL;  in rsnd_soc_dai_set_fmt()
772 	rdai->bit_clk_inv = 0;  in rsnd_soc_dai_set_fmt()
775 		rdai->sys_delay = 0;  in rsnd_soc_dai_set_fmt()
776 		rdai->data_alignment = 0;  in rsnd_soc_dai_set_fmt()
777 		rdai->frm_clk_inv = 0;  in rsnd_soc_dai_set_fmt()
781 		rdai->sys_delay = 1;  in rsnd_soc_dai_set_fmt()
782 		rdai->data_alignment = 0;  in rsnd_soc_dai_set_fmt()
783 		rdai->frm_clk_inv = 1;  in rsnd_soc_dai_set_fmt()
786 		rdai->sys_delay = 1;  in rsnd_soc_dai_set_fmt()
787 		rdai->data_alignment = 1;  in rsnd_soc_dai_set_fmt()
788 		rdai->frm_clk_inv = 1;  in rsnd_soc_dai_set_fmt()
791 		rdai->sys_delay = 0;  in rsnd_soc_dai_set_fmt()
792 		rdai->data_alignment = 0;  in rsnd_soc_dai_set_fmt()
793 		rdai->frm_clk_inv = 1;  in rsnd_soc_dai_set_fmt()
800 		rdai->frm_clk_inv = !rdai->frm_clk_inv;  in rsnd_soc_dai_set_fmt()
803 		rdai->bit_clk_inv = !rdai->bit_clk_inv;  in rsnd_soc_dai_set_fmt()
806 		rdai->bit_clk_inv = !rdai->bit_clk_inv;  in rsnd_soc_dai_set_fmt()
807 		rdai->frm_clk_inv = !rdai->frm_clk_inv;  in rsnd_soc_dai_set_fmt()
833 		 * Indicate warning if DT has "dai-tdm-slot-width"  in rsnd_soc_set_dai_tdm_slot()
854 		return -EINVAL;  in rsnd_soc_set_dai_tdm_slot()
898 					  baseline->min, list[i], NULL);  in rsnd_soc_hw_rule()
905 					  baseline->max, list[i], NULL);  in rsnd_soc_hw_rule()
917 		dev_warn(dev, "It can't handle %d %s <-> %d %s\n",  in rsnd_soc_hw_rule()
918 			 baseline->min, unit, baseline->max, unit);  in rsnd_soc_hw_rule()
931 	struct rsnd_dai_stream *io = rule->private;  in rsnd_soc_hw_rule_rate()
954 	struct rsnd_dai_stream *io = rule->private;  in rsnd_soc_hw_rule_channels()
988 	struct snd_pcm_hw_constraint_list *constraint = &rdai->constraint;  in rsnd_soc_dai_startup()
989 	struct snd_pcm_runtime *runtime = substream->runtime;  in rsnd_soc_dai_startup()
1001 	constraint->list	= rsnd_soc_hw_channels_list;  in rsnd_soc_dai_startup()
1002 	constraint->count	= 0;  in rsnd_soc_dai_startup()
1003 	constraint->mask	= 0;  in rsnd_soc_dai_startup()
1008 		constraint->count = i + 1;  in rsnd_soc_dai_startup()
1024 		int is_play = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;  in rsnd_soc_dai_startup()
1028 				    is_play ? &rdai->playback : &rdai->capture,  in rsnd_soc_dai_startup()
1029 				    SNDRV_PCM_HW_PARAM_CHANNELS, -1);  in rsnd_soc_dai_startup()
1032 				    is_play ? &rdai->playback : &rdai->capture,  in rsnd_soc_dai_startup()
1033 				    SNDRV_PCM_HW_PARAM_RATE, -1);  in rsnd_soc_dai_startup()
1117 				dev_dbg(dev, "%s is part of TDM Split\n", io->name);  in rsnd_parse_tdm_split_mode()
1150 	if (strstr(remote_node->full_name, "hdmi@fead0000")) {  in rsnd_parse_connect_graph()
1152 		dev_dbg(dev, "%s connected to HDMI0\n", io->name);  in rsnd_parse_connect_graph()
1156 	if (strstr(remote_node->full_name, "hdmi@feae0000")) {  in rsnd_parse_connect_graph()
1158 		dev_dbg(dev, "%s connected to HDMI1\n", io->name);  in rsnd_parse_connect_graph()
1193 			rsnd_dai_connect(mod, &rdai->playback, mod->type);  in rsnd_parse_connect_common()
1195 			rsnd_dai_connect(mod, &rdai->capture, mod->type);  in rsnd_parse_connect_common()
1213 	 *	ssi-0  in rsnd_node_fixed_index()
1214 	 *	ssi-1  in rsnd_node_fixed_index()
1215 	 *	ssi-2  in rsnd_node_fixed_index()
1216 	 *	ssi-3		ssi-3  in rsnd_node_fixed_index()
1217 	 *	ssi-4		ssi-4  in rsnd_node_fixed_index()
1223 		snprintf(node_name, sizeof(node_name), "%s-%d", name, idx);  in rsnd_node_fixed_index()
1231 	return -EINVAL;  in rsnd_node_fixed_index()
1256 	struct device_node *np = dev->of_node;  in rsnd_dai_of_node()
1269 	 * Simple-Card  in rsnd_dai_of_node()
1281 		priv->component_dais[i] = of_get_child_count(node);  in rsnd_dai_of_node()
1282 		nr += priv->component_dais[i];  in rsnd_dai_of_node()
1295 	 * Audio-Graph-Card  in rsnd_dai_of_node()
1301 		priv->component_dais[i] = of_graph_get_endpoint_count(ports);  in rsnd_dai_of_node()
1302 		nr += priv->component_dais[i];  in rsnd_dai_of_node()
1329 	 * use Audio-DMAC dev if we can use IPMMU  in rsnd_preallocate_pages()
1333 	if (io->dmac_dev)  in rsnd_preallocate_pages()
1334 		dev = io->dmac_dev;  in rsnd_preallocate_pages()
1336 	for (substream = rtd->pcm->streams[stream].substream;  in rsnd_preallocate_pages()
1338 	     substream = substream->next) {  in rsnd_preallocate_pages()
1353 	ret = rsnd_dai_call(pcm_new, &rdai->playback, rtd);  in rsnd_soc_dai_pcm_new()
1357 	ret = rsnd_dai_call(pcm_new, &rdai->capture, rtd);  in rsnd_soc_dai_pcm_new()
1361 	ret = rsnd_preallocate_pages(rtd, &rdai->playback,  in rsnd_soc_dai_pcm_new()
1366 	ret = rsnd_preallocate_pages(rtd, &rdai->capture,  in rsnd_soc_dai_pcm_new()
1402 	io_playback	= &rdai->playback;  in __rsnd_dai_probe()
1403 	io_capture	= &rdai->capture;  in __rsnd_dai_probe()
1405 	snprintf(rdai->name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", dai_i);  in __rsnd_dai_probe()
1408 	rdai->dai_args.np		= node_np;  in __rsnd_dai_probe()
1409 	rdai->dai_args.args_count	= 1;  in __rsnd_dai_probe()
1410 	rdai->dai_args.args[0]		= node_arg;  in __rsnd_dai_probe()
1412 	rdai->priv	= priv;  in __rsnd_dai_probe()
1413 	drv->name	= rdai->name;  in __rsnd_dai_probe()
1414 	drv->ops	= &rsnd_soc_dai_ops;  in __rsnd_dai_probe()
1415 	drv->id		= dai_i;  in __rsnd_dai_probe()
1416 	drv->dai_args	= &rdai->dai_args;  in __rsnd_dai_probe()
1418 	io_playback->rdai		= rdai;  in __rsnd_dai_probe()
1419 	io_capture->rdai		= rdai;  in __rsnd_dai_probe()
1451 		snprintf(io_playback->name, RSND_DAI_NAME_SIZE, "DAI%d Playback", dai_i);  in __rsnd_dai_probe()
1452 		drv->playback.rates		= RSND_RATES;  in __rsnd_dai_probe()
1453 		drv->playback.formats		= RSND_FMTS;  in __rsnd_dai_probe()
1454 		drv->playback.channels_min	= 2;  in __rsnd_dai_probe()
1455 		drv->playback.channels_max	= 8;  in __rsnd_dai_probe()
1456 		drv->playback.stream_name	= io_playback->name;  in __rsnd_dai_probe()
1459 		snprintf(io_capture->name, RSND_DAI_NAME_SIZE, "DAI%d Capture", dai_i);  in __rsnd_dai_probe()
1460 		drv->capture.rates		= RSND_RATES;  in __rsnd_dai_probe()
1461 		drv->capture.formats		= RSND_FMTS;  in __rsnd_dai_probe()
1462 		drv->capture.channels_min	= 2;  in __rsnd_dai_probe()
1463 		drv->capture.channels_max	= 8;  in __rsnd_dai_probe()
1464 		drv->capture.stream_name	= io_capture->name;  in __rsnd_dai_probe()
1470 		drv->symmetric_rate = 1;  in __rsnd_dai_probe()
1473 	dev_dbg(dev, "%s (%s/%s)\n", rdai->name,  in __rsnd_dai_probe()
1474 		rsnd_io_to_mod_ssi(io_playback) ? "play"    : " -- ",  in __rsnd_dai_probe()
1475 		rsnd_io_to_mod_ssi(io_capture) ? "capture" : "  --   ");  in __rsnd_dai_probe()
1482 	struct device_node *np = dev->of_node;  in rsnd_dai_probe()
1490 		return -EINVAL;  in rsnd_dai_probe()
1495 		return -ENOMEM;  in rsnd_dai_probe()
1497 	priv->rdai_nr	= nr;  in rsnd_dai_probe()
1498 	priv->daidrv	= rdrv;  in rsnd_dai_probe()
1499 	priv->rdai	= rdai;  in rsnd_dai_probe()
1518 					rsnd_parse_connect_graph(priv, &rdai->playback, dai_np);  in rsnd_dai_probe()
1519 					rsnd_parse_connect_graph(priv, &rdai->capture,  dai_np);  in rsnd_dai_probe()
1537 					rsnd_parse_connect_simple(priv, &rdai->playback, dai_np);  in rsnd_dai_probe()
1538 					rsnd_parse_connect_simple(priv, &rdai->capture,  dai_np);  in rsnd_dai_probe()
1561 	spin_lock_irqsave(&priv->lock, flags);  in rsnd_hw_update()
1566 	spin_unlock_irqrestore(&priv->lock, flags);  in rsnd_hw_update()
1589 	io->converted_rate = 0;  in rsnd_hw_params()
1590 	io->converted_chan = 0;  in rsnd_hw_params()
1591 	if (fe->dai_link->dynamic) {  in rsnd_hw_params()
1595 		int stream = substream->stream;  in rsnd_hw_params()
1598 			struct snd_soc_pcm_runtime *be = dpcm->be;  in rsnd_hw_params()
1599 			struct snd_pcm_hw_params *be_params = &be->dpcm[stream].hw_params;  in rsnd_hw_params()
1602 				io->converted_chan = params_channels(be_params);  in rsnd_hw_params()
1604 				io->converted_rate = params_rate(be_params);  in rsnd_hw_params()
1606 		if (io->converted_chan)  in rsnd_hw_params()
1607 			dev_dbg(dev, "convert channels = %d\n", io->converted_chan);  in rsnd_hw_params()
1608 		if (io->converted_rate) {  in rsnd_hw_params()
1622 			dev_dbg(dev, "convert rate     = %d\n", io->converted_rate);  in rsnd_hw_params()
1624 			channel = io->converted_chan ? io->converted_chan :  in rsnd_hw_params()
1651 					return -EINVAL;  in rsnd_hw_params()
1654 			if (params_rate(hw_params) > io->converted_rate * k_down) {  in rsnd_hw_params()
1655 				hw_param_interval(hw_params, SNDRV_PCM_HW_PARAM_RATE)->min =  in rsnd_hw_params()
1656 					io->converted_rate * k_down;  in rsnd_hw_params()
1657 				hw_param_interval(hw_params, SNDRV_PCM_HW_PARAM_RATE)->max =  in rsnd_hw_params()
1658 					io->converted_rate * k_down;  in rsnd_hw_params()
1659 				hw_params->cmask |= SNDRV_PCM_HW_PARAM_RATE;  in rsnd_hw_params()
1660 			} else if (params_rate(hw_params) * k_up < io->converted_rate) {  in rsnd_hw_params()
1661 				hw_param_interval(hw_params, SNDRV_PCM_HW_PARAM_RATE)->min =  in rsnd_hw_params()
1662 					DIV_ROUND_UP(io->converted_rate, k_up);  in rsnd_hw_params()
1663 				hw_param_interval(hw_params, SNDRV_PCM_HW_PARAM_RATE)->max =  in rsnd_hw_params()
1664 					DIV_ROUND_UP(io->converted_rate, k_up);  in rsnd_hw_params()
1665 				hw_params->cmask |= SNDRV_PCM_HW_PARAM_RATE;  in rsnd_hw_params()
1709 	if (cfg->texts) {  in rsnd_kctrl_info()
1710 		uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;  in rsnd_kctrl_info()
1711 		uinfo->count = cfg->size;  in rsnd_kctrl_info()
1712 		uinfo->value.enumerated.items = cfg->max;  in rsnd_kctrl_info()
1713 		if (uinfo->value.enumerated.item >= cfg->max)  in rsnd_kctrl_info()
1714 			uinfo->value.enumerated.item = cfg->max - 1;  in rsnd_kctrl_info()
1715 		strscpy(uinfo->value.enumerated.name,  in rsnd_kctrl_info()
1716 			cfg->texts[uinfo->value.enumerated.item],  in rsnd_kctrl_info()
1717 			sizeof(uinfo->value.enumerated.name));  in rsnd_kctrl_info()
1719 		uinfo->count = cfg->size;  in rsnd_kctrl_info()
1720 		uinfo->value.integer.min = 0;  in rsnd_kctrl_info()
1721 		uinfo->value.integer.max = cfg->max;  in rsnd_kctrl_info()
1722 		uinfo->type = (cfg->max == 1) ?  in rsnd_kctrl_info()
1736 	for (i = 0; i < cfg->size; i++)  in rsnd_kctrl_get()
1737 		if (cfg->texts)  in rsnd_kctrl_get()
1738 			uc->value.enumerated.item[i] = cfg->val[i];  in rsnd_kctrl_get()
1740 			uc->value.integer.value[i] = cfg->val[i];  in rsnd_kctrl_get()
1751 	if (!cfg->accept(cfg->io))  in rsnd_kctrl_put()
1754 	for (i = 0; i < cfg->size; i++) {  in rsnd_kctrl_put()
1755 		if (cfg->texts) {  in rsnd_kctrl_put()
1756 			change |= (uc->value.enumerated.item[i] != cfg->val[i]);  in rsnd_kctrl_put()
1757 			cfg->val[i] = uc->value.enumerated.item[i];  in rsnd_kctrl_put()
1759 			change |= (uc->value.integer.value[i] != cfg->val[i]);  in rsnd_kctrl_put()
1760 			cfg->val[i] = uc->value.integer.value[i];  in rsnd_kctrl_put()
1764 	if (change && cfg->update)  in rsnd_kctrl_put()
1765 		cfg->update(cfg->io, cfg->mod);  in rsnd_kctrl_put()
1791 	cfg->cfg.val = cfg->val;  in rsnd_kctrl_init_m()
1793 	return &cfg->cfg;  in rsnd_kctrl_init_m()
1798 	cfg->cfg.val = &cfg->val;  in rsnd_kctrl_init_s()
1800 	return &cfg->cfg;  in rsnd_kctrl_init_s()
1804 	"128 dB/1 step",	 /* 00000 */
1805 	"64 dB/1 step",		 /* 00001 */
1806 	"32 dB/1 step",		 /* 00010 */
1807 	"16 dB/1 step",		 /* 00011 */
1808 	"8 dB/1 step",		 /* 00100 */
1809 	"4 dB/1 step",		 /* 00101 */
1810 	"2 dB/1 step",		 /* 00110 */
1811 	"1 dB/1 step",		 /* 00111 */
1812 	"0.5 dB/1 step",	 /* 01000 */
1813 	"0.25 dB/1 step",	 /* 01001 */
1814 	"0.125 dB/1 step",	 /* 01010 = VOLUME_RAMP_MAX_MIX */
1815 	"0.125 dB/2 steps",	 /* 01011 */
1816 	"0.125 dB/4 steps",	 /* 01100 */
1817 	"0.125 dB/8 steps",	 /* 01101 */
1818 	"0.125 dB/16 steps",	 /* 01110 */
1819 	"0.125 dB/32 steps",	 /* 01111 */
1820 	"0.125 dB/64 steps",	 /* 10000 */
1821 	"0.125 dB/128 steps",	 /* 10001 */
1822 	"0.125 dB/256 steps",	 /* 10010 */
1823 	"0.125 dB/512 steps",	 /* 10011 */
1824 	"0.125 dB/1024 steps",	 /* 10100 */
1825 	"0.125 dB/2048 steps",	 /* 10101 */
1826 	"0.125 dB/4096 steps",	 /* 10110 */
1827 	"0.125 dB/8192 steps",	 /* 10111 = VOLUME_RAMP_MAX_DVC */
1842 	struct snd_card *card = rtd->card->snd_card;  in rsnd_kctrl_new()
1848 		.index		= rtd->num,  in rsnd_kctrl_new()
1857 	 * 3) re-register if card was rebinded  in rsnd_kctrl_new()
1859 	list_for_each_entry(kctrl, &card->controls, list) {  in rsnd_kctrl_new()
1860 		struct rsnd_kctrl_cfg *c = kctrl->private_data;  in rsnd_kctrl_new()
1867 		return -EINVAL;  in rsnd_kctrl_new()
1871 		return -ENOMEM;  in rsnd_kctrl_new()
1877 	cfg->texts	= texts;  in rsnd_kctrl_new()
1878 	cfg->max	= max;  in rsnd_kctrl_new()
1879 	cfg->size	= size;  in rsnd_kctrl_new()
1880 	cfg->accept	= accept;  in rsnd_kctrl_new()
1881 	cfg->update	= update;  in rsnd_kctrl_new()
1882 	cfg->card	= card;  in rsnd_kctrl_new()
1883 	cfg->kctrl	= kctrl;  in rsnd_kctrl_new()
1884 	cfg->io		= io;  in rsnd_kctrl_new()
1885 	cfg->mod	= mod;  in rsnd_kctrl_new()
1908 	if (ret == -EAGAIN) {  in rsnd_rdai_continuance_probe()
1955 	struct device *dev = &pdev->dev;  in rsnd_probe()
1978 		return -ENODEV;  in rsnd_probe()
1980 	priv->pdev	= pdev;  in rsnd_probe()
1981 	priv->flags	= (unsigned long)of_device_get_match_data(dev);  in rsnd_probe()
1982 	spin_lock_init(&priv->lock);  in rsnd_probe()
1994 		ret = rsnd_rdai_continuance_probe(priv, &rdai->playback);  in rsnd_probe()
1998 		ret = rsnd_rdai_continuance_probe(priv, &rdai->capture);  in rsnd_probe()
2009 	for (i = 0; priv->component_dais[i] > 0; i++) {  in rsnd_probe()
2010 		int nr = priv->component_dais[i];  in rsnd_probe()
2013 						      priv->daidrv + ci, nr);  in rsnd_probe()
2029 		rsnd_dai_call(remove, &rdai->playback, priv);  in rsnd_probe()
2030 		rsnd_dai_call(remove, &rdai->capture, priv);  in rsnd_probe()
2037 	 * Mainly it is assuming -EPROBE_DEFER case  in rsnd_probe()
2046 	struct rsnd_priv *priv = dev_get_drvdata(&pdev->dev);  in rsnd_remove()
2060 	pm_runtime_disable(&pdev->dev);  in rsnd_remove()
2065 		ret = rsnd_dai_call(remove, &rdai->playback, priv);  in rsnd_remove()
2067 			dev_warn(&pdev->dev, "Failed to remove playback dai #%d\n", i);  in rsnd_remove()
2069 		ret = rsnd_dai_call(remove, &rdai->capture, priv);  in rsnd_remove()
2071 			dev_warn(&pdev->dev, "Failed to remove capture dai #%d\n", i);  in rsnd_remove()
2112 MODULE_DESCRIPTION("Renesas R-Car audio driver");
2114 MODULE_ALIAS("platform:rcar-pcm-audio");