1 // SPDX-License-Identifier: GPL-2.0-only
3 // tegra210_ope.c - Tegra210 OPE driver
8 #include <linux/device.h>
45 		return -EINVAL;  in tegra210_ope_set_audio_cif()
55 		return -EINVAL;  in tegra210_ope_set_audio_cif()
63 	tegra_set_cif(ope->regmap, reg, &cif_conf);  in tegra210_ope_set_audio_cif()
72 	struct device *dev = dai->dev;  in tegra210_ope_hw_params()
76 	/* Set RX and TX CIF */  in tegra210_ope_hw_params()
80 		dev_err(dev, "Can't set OPE RX CIF: %d\n", err);  in tegra210_ope_hw_params()
91 	tegra210_mbdrc_hw_params(dai->component);  in tegra210_ope_hw_params()
98 	struct tegra210_ope *ope = dev_get_drvdata(cmpnt->dev);  in tegra210_ope_component_probe()
105 	 * device registered by OPE driver. In fact OPE HW block includes  in tegra210_ope_component_probe()
114 	snd_soc_component_init_regmap(cmpnt, ope->regmap);  in tegra210_ope_component_probe()
125 		.name = "OPE-RX-CIF",
127 			.stream_name = "RX-CIF-Playback",
136 			.stream_name = "RX-CIF-Capture",
146 		.name = "OPE-TX-CIF",
148 			.stream_name = "TX-CIF-Playback",
157 			.stream_name = "TX-CIF-Capture",
170 	SND_SOC_DAPM_AIF_IN("RX", NULL, 0, SND_SOC_NOPM, 0, 0),
176 	{ "RX XBAR-" sname,	NULL,	"XBAR-TX" },		\
177 	{ "RX-CIF-" sname,	NULL,	"RX XBAR-" sname },	\
178 	{ "RX",			NULL,	"RX-CIF-" sname },	\
179 	{ "TX-CIF-" sname,	NULL,	"TX" },			\
180 	{ "TX XBAR-" sname,	NULL,	"TX-CIF-" sname },	\
181 	{ "XBAR-RX",		NULL,	"TX XBAR-" sname }
184 	{ "TX", NULL, "RX" },
204 	ucontrol->value.enumerated.item[0] = ope->data_dir;  in tegra210_ope_get_data_dir()
214 	unsigned int value = ucontrol->value.enumerated.item[0];  in tegra210_ope_put_data_dir()
216 	if (value == ope->data_dir)  in tegra210_ope_put_data_dir()
219 	ope->data_dir = value;  in tegra210_ope_put_data_dir()
239 static bool tegra210_ope_wr_reg(struct device *dev, unsigned int reg)  in tegra210_ope_wr_reg()
252 static bool tegra210_ope_rd_reg(struct device *dev, unsigned int reg)  in tegra210_ope_rd_reg()
270 static bool tegra210_ope_volatile_reg(struct device *dev, unsigned int reg)  in tegra210_ope_volatile_reg()
301 	struct device *dev = &pdev->dev;  in tegra210_ope_probe()
308 		return -ENOMEM;  in tegra210_ope_probe()
314 	ope->regmap = devm_regmap_init_mmio(dev, regs,  in tegra210_ope_probe()
316 	if (IS_ERR(ope->regmap)) {  in tegra210_ope_probe()
318 		return PTR_ERR(ope->regmap);  in tegra210_ope_probe()
321 	regcache_cache_only(ope->regmap, true);  in tegra210_ope_probe()
352 	pm_runtime_disable(&pdev->dev);  in tegra210_ope_remove()
357 static int __maybe_unused tegra210_ope_runtime_suspend(struct device *dev)  in tegra210_ope_runtime_suspend()
361 	tegra210_peq_save(ope->peq_regmap, ope->peq_biquad_gains,  in tegra210_ope_runtime_suspend()
362 			  ope->peq_biquad_shifts);  in tegra210_ope_runtime_suspend()
364 	regcache_cache_only(ope->mbdrc_regmap, true);  in tegra210_ope_runtime_suspend()
365 	regcache_cache_only(ope->peq_regmap, true);  in tegra210_ope_runtime_suspend()
366 	regcache_cache_only(ope->regmap, true);  in tegra210_ope_runtime_suspend()
368 	regcache_mark_dirty(ope->regmap);  in tegra210_ope_runtime_suspend()
369 	regcache_mark_dirty(ope->peq_regmap);  in tegra210_ope_runtime_suspend()
370 	regcache_mark_dirty(ope->mbdrc_regmap);  in tegra210_ope_runtime_suspend()
375 static int __maybe_unused tegra210_ope_runtime_resume(struct device *dev)  in tegra210_ope_runtime_resume()
379 	regcache_cache_only(ope->regmap, false);  in tegra210_ope_runtime_resume()
380 	regcache_cache_only(ope->peq_regmap, false);  in tegra210_ope_runtime_resume()
381 	regcache_cache_only(ope->mbdrc_regmap, false);  in tegra210_ope_runtime_resume()
383 	regcache_sync(ope->regmap);  in tegra210_ope_runtime_resume()
384 	regcache_sync(ope->peq_regmap);  in tegra210_ope_runtime_resume()
385 	regcache_sync(ope->mbdrc_regmap);  in tegra210_ope_runtime_resume()
387 	tegra210_peq_restore(ope->peq_regmap, ope->peq_biquad_gains,  in tegra210_ope_runtime_resume()
388 			     ope->peq_biquad_shifts);  in tegra210_ope_runtime_resume()
401 	{ .compatible = "nvidia,tegra210-ope" },
408 		.name = "tegra210-ope",