1 // SPDX-License-Identifier: GPL-2.0-only
2 // SPDX-FileCopyrightText: Copyright (c) 2021-2024 NVIDIA CORPORATION & AFFILIATES.
5 // tegra210_mixer.c - Tegra210 MIXER driver
80 	regcache_cache_only(mixer->regmap, true);  in tegra210_mixer_runtime_suspend()
81 	regcache_mark_dirty(mixer->regmap);  in tegra210_mixer_runtime_suspend()
90 	regcache_cache_only(mixer->regmap, false);  in tegra210_mixer_runtime_resume()
91 	regcache_sync(mixer->regmap);  in tegra210_mixer_runtime_resume()
104 	err = regmap_read_poll_timeout(mixer->regmap,  in tegra210_mixer_write_ram()
116 	regmap_write(mixer->regmap,  in tegra210_mixer_write_ram()
119 	regmap_write(mixer->regmap,  in tegra210_mixer_write_ram()
133 	pm_runtime_get_sync(cmpnt->dev);  in tegra210_mixer_configure_gain()
146 				       mixer->gain_value[id]);  in tegra210_mixer_configure_gain()
171 	pm_runtime_put(cmpnt->dev);  in tegra210_mixer_configure_gain()
180 		(struct soc_mixer_control *)kcontrol->private_value;  in tegra210_mixer_get_gain()
183 	unsigned int reg = mc->reg;  in tegra210_mixer_get_gain()
186 	i = (reg - TEGRA210_MIXER_GAIN_CFG_RAM_ADDR_0) /  in tegra210_mixer_get_gain()
189 	ucontrol->value.integer.value[0] = mixer->gain_value[i];  in tegra210_mixer_get_gain()
199 		(struct soc_mixer_control *)kcontrol->private_value;  in tegra210_mixer_apply_gain()
202 	unsigned int reg = mc->reg, id;  in tegra210_mixer_apply_gain()
206 	id = (reg - TEGRA210_MIXER_GAIN_CFG_RAM_ADDR_0) /  in tegra210_mixer_apply_gain()
209 	if (mixer->gain_value[id] == ucontrol->value.integer.value[0])  in tegra210_mixer_apply_gain()
212 	mixer->gain_value[id] = ucontrol->value.integer.value[0];  in tegra210_mixer_apply_gain()
216 		dev_err(cmpnt->dev, "Failed to apply gain\n");  in tegra210_mixer_apply_gain()
256 		return -EINVAL;  in tegra210_mixer_set_audio_cif()
264 	tegra_set_cif(mixer->regmap,  in tegra210_mixer_set_audio_cif()
280 					   dai->id);  in tegra210_mixer_in_hw_params()
284 	return tegra210_mixer_configure_gain(dai->component, dai->id, false);  in tegra210_mixer_in_hw_params()
295 					    dai->id - TEGRA210_MIXER_RX_MAX);  in tegra210_mixer_out_hw_params()
308 		.name = "MIXER-RX-CIF"#id,			\
310 			.stream_name = "RX" #id "-CIF-Playback",\
320 			.stream_name = "RX" #id "-CIF-Capture",	\
334 		.name = "MIXER-TX-CIF" #id,			\
336 			.stream_name = "TX" #id "-CIF-Playback",\
346 			.stream_name = "TX" #id "-CIF-Capture",	\
401 		       MIXER_GAIN_CFG_RAM_ADDR((id) - 1), 0,	\
405 		       MIXER_GAIN_CFG_RAM_ADDR((id) - 1), 0,	\
452 	{ "RX" #id " XBAR-" sname,	NULL,	"RX" #id " XBAR-TX" },	   \
453 	{ "RX" #id "-CIF-" sname,	NULL,	"RX" #id " XBAR-" sname }, \
454 	{ "RX" #id,			NULL,	"RX" #id "-CIF-" sname }
472 	{ "TX" #id "-CIF-" sname,	NULL,	"TX" #id },		  \
473 	{ "TX" #id " XBAR-" sname,	NULL,	"TX" #id "-CIF-" sname }, \
474 	{ "TX" #id " XBAR-RX",		NULL,	"TX" #id " XBAR-" sname } \
615 	{ .compatible = "nvidia,tegra210-amixer" },
622 	struct device *dev = &pdev->dev;  in tegra210_mixer_platform_probe()
629 		return -ENOMEM;  in tegra210_mixer_platform_probe()
635 		mixer->gain_value[i] = gain_params.gain_value;  in tegra210_mixer_platform_probe()
641 	mixer->regmap = devm_regmap_init_mmio(dev, regs,  in tegra210_mixer_platform_probe()
643 	if (IS_ERR(mixer->regmap)) {  in tegra210_mixer_platform_probe()
645 		return PTR_ERR(mixer->regmap);  in tegra210_mixer_platform_probe()
648 	regcache_cache_only(mixer->regmap, true);  in tegra210_mixer_platform_probe()
665 	pm_runtime_disable(&pdev->dev);  in tegra210_mixer_platform_remove()
687 MODULE_DESCRIPTION("Tegra210 MIXER ASoC driver");