1 // SPDX-License-Identifier: GPL-2.0-only
3 // tegra210_ope.c - Tegra210 OPE driver
33 static int tegra210_ope_set_audio_cif(struct tegra210_ope *ope,  in tegra210_ope_set_audio_cif()  argument
44 		return -EINVAL;  in tegra210_ope_set_audio_cif()
54 		return -EINVAL;  in tegra210_ope_set_audio_cif()
62 	tegra_set_cif(ope->regmap, reg, &cif_conf);  in tegra210_ope_set_audio_cif()
71 	struct device *dev = dai->dev;  in tegra210_ope_hw_params()
72 	struct tegra210_ope *ope = snd_soc_dai_get_drvdata(dai);  in tegra210_ope_hw_params()  local
76 	err = tegra210_ope_set_audio_cif(ope, params,  in tegra210_ope_hw_params()
79 		dev_err(dev, "Can't set OPE RX CIF: %d\n", err);  in tegra210_ope_hw_params()
83 	err = tegra210_ope_set_audio_cif(ope, params,  in tegra210_ope_hw_params()
86 		dev_err(dev, "Can't set OPE TX CIF: %d\n", err);  in tegra210_ope_hw_params()
90 	tegra210_mbdrc_hw_params(dai->component);  in tegra210_ope_hw_params()
97 	struct tegra210_ope *ope = dev_get_drvdata(cmpnt->dev);  in tegra210_ope_component_probe()  local
103 	 * The OPE, PEQ and MBDRC functionalities are combined under one  in tegra210_ope_component_probe()
104 	 * device registered by OPE driver. In fact OPE HW block includes  in tegra210_ope_component_probe()
109 	 * the DAPM routes depend on OPE regmap only, below explicit  in tegra210_ope_component_probe()
113 	snd_soc_component_init_regmap(cmpnt, ope->regmap);  in tegra210_ope_component_probe()
124 		.name = "OPE-RX-CIF",
126 			.stream_name = "RX-CIF-Playback",
135 			.stream_name = "RX-CIF-Capture",
145 		.name = "OPE-TX-CIF",
147 			.stream_name = "TX-CIF-Playback",
156 			.stream_name = "TX-CIF-Capture",
175 	{ "RX XBAR-" sname,	NULL,	"XBAR-TX" },		\
176 	{ "RX-CIF-" sname,	NULL,	"RX XBAR-" sname },	\
177 	{ "RX",			NULL,	"RX-CIF-" sname },	\
178 	{ "TX-CIF-" sname,	NULL,	"TX" },			\
179 	{ "TX XBAR-" sname,	NULL,	"TX-CIF-" sname },	\
180 	{ "XBAR-RX",		NULL,	"TX XBAR-" sname }
201 	struct tegra210_ope *ope = snd_soc_component_get_drvdata(cmpnt);  in tegra210_ope_get_data_dir()  local
203 	ucontrol->value.enumerated.item[0] = ope->data_dir;  in tegra210_ope_get_data_dir()
212 	struct tegra210_ope *ope = snd_soc_component_get_drvdata(cmpnt);  in tegra210_ope_put_data_dir()  local
213 	unsigned int value = ucontrol->value.enumerated.item[0];  in tegra210_ope_put_data_dir()
215 	if (value == ope->data_dir)  in tegra210_ope_put_data_dir()
218 	ope->data_dir = value;  in tegra210_ope_put_data_dir()
300 	struct device *dev = &pdev->dev;  in tegra210_ope_probe()
301 	struct tegra210_ope *ope;  in tegra210_ope_probe()  local
305 	ope = devm_kzalloc(dev, sizeof(*ope), GFP_KERNEL);  in tegra210_ope_probe()
306 	if (!ope)  in tegra210_ope_probe()
307 		return -ENOMEM;  in tegra210_ope_probe()
313 	ope->regmap = devm_regmap_init_mmio(dev, regs,  in tegra210_ope_probe()
315 	if (IS_ERR(ope->regmap)) {  in tegra210_ope_probe()
317 		return PTR_ERR(ope->regmap);  in tegra210_ope_probe()
320 	regcache_cache_only(ope->regmap, true);  in tegra210_ope_probe()
322 	dev_set_drvdata(dev, ope);  in tegra210_ope_probe()
340 		dev_err(dev, "can't register OPE component, err: %d\n", err);  in tegra210_ope_probe()
351 	pm_runtime_disable(&pdev->dev);  in tegra210_ope_remove()
356 	struct tegra210_ope *ope = dev_get_drvdata(dev);  in tegra210_ope_runtime_suspend()  local
358 	tegra210_peq_save(ope->peq_regmap, ope->peq_biquad_gains,  in tegra210_ope_runtime_suspend()
359 			  ope->peq_biquad_shifts);  in tegra210_ope_runtime_suspend()
361 	regcache_cache_only(ope->mbdrc_regmap, true);  in tegra210_ope_runtime_suspend()
362 	regcache_cache_only(ope->peq_regmap, true);  in tegra210_ope_runtime_suspend()
363 	regcache_cache_only(ope->regmap, true);  in tegra210_ope_runtime_suspend()
365 	regcache_mark_dirty(ope->regmap);  in tegra210_ope_runtime_suspend()
366 	regcache_mark_dirty(ope->peq_regmap);  in tegra210_ope_runtime_suspend()
367 	regcache_mark_dirty(ope->mbdrc_regmap);  in tegra210_ope_runtime_suspend()
374 	struct tegra210_ope *ope = dev_get_drvdata(dev);  in tegra210_ope_runtime_resume()  local
376 	regcache_cache_only(ope->regmap, false);  in tegra210_ope_runtime_resume()
377 	regcache_cache_only(ope->peq_regmap, false);  in tegra210_ope_runtime_resume()
378 	regcache_cache_only(ope->mbdrc_regmap, false);  in tegra210_ope_runtime_resume()
380 	regcache_sync(ope->regmap);  in tegra210_ope_runtime_resume()
381 	regcache_sync(ope->peq_regmap);  in tegra210_ope_runtime_resume()
382 	regcache_sync(ope->mbdrc_regmap);  in tegra210_ope_runtime_resume()
384 	tegra210_peq_restore(ope->peq_regmap, ope->peq_biquad_gains,  in tegra210_ope_runtime_resume()
385 			     ope->peq_biquad_shifts);  in tegra210_ope_runtime_resume()
398 	{ .compatible = "nvidia,tegra210-ope" },
405 		.name = "tegra210-ope",
415 MODULE_DESCRIPTION("Tegra210 OPE ASoC driver");