[mirror_ubuntu-hirsute-kernel.git] / sound / soc / sof / sof-of-dev.c

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
//
// Copyright 2019 NXP
//
// Author: Daniel Baluta <daniel.baluta@nxp.com>
//

#include <linux/firmware.h>
#include <linux/module.h>
#include <linux/pm_runtime.h>
#include <sound/sof.h>

#include "ops.h"

extern struct snd_sof_dsp_ops sof_imx8_ops;
extern struct snd_sof_dsp_ops sof_imx8x_ops;
extern struct snd_sof_dsp_ops sof_imx8m_ops;

/* platform specific devices */
#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8)
static struct sof_dev_desc sof_of_imx8qxp_desc = {
	.default_fw_path = "imx/sof",
	.default_tplg_path = "imx/sof-tplg",
	.default_fw_filename = "sof-imx8x.ri",
	.nocodec_tplg_filename = "sof-imx8-nocodec.tplg",
	.ops = &sof_imx8x_ops,
};

static struct sof_dev_desc sof_of_imx8qm_desc = {
	.default_fw_path = "imx/sof",
	.default_tplg_path = "imx/sof-tplg",
	.default_fw_filename = "sof-imx8.ri",
	.nocodec_tplg_filename = "sof-imx8-nocodec.tplg",
	.ops = &sof_imx8_ops,
};
#endif

#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8M)
static struct sof_dev_desc sof_of_imx8mp_desc = {
	.default_fw_path = "imx/sof",
	.default_tplg_path = "imx/sof-tplg",
	.default_fw_filename = "sof-imx8m.ri",
	.nocodec_tplg_filename = "sof-imx8-nocodec.tplg",
	.ops = &sof_imx8m_ops,
};
#endif

static const struct dev_pm_ops sof_of_pm = {
	SET_SYSTEM_SLEEP_PM_OPS(snd_sof_suspend, snd_sof_resume)
	SET_RUNTIME_PM_OPS(snd_sof_runtime_suspend, snd_sof_runtime_resume,
			   NULL)
};

static void sof_of_probe_complete(struct device *dev)
{
	/* allow runtime_pm */
	pm_runtime_set_autosuspend_delay(dev, SND_SOF_SUSPEND_DELAY_MS);
	pm_runtime_use_autosuspend(dev);
	pm_runtime_enable(dev);
}

static int sof_of_probe(struct platform_device *pdev)
{
	struct device *dev = &pdev->dev;
	const struct sof_dev_desc *desc;
	struct snd_sof_pdata *sof_pdata;
	const struct snd_sof_dsp_ops *ops;
	int ret;

	dev_info(&pdev->dev, "DT DSP detected");

	sof_pdata = devm_kzalloc(dev, sizeof(*sof_pdata), GFP_KERNEL);
	if (!sof_pdata)
		return -ENOMEM;

	desc = device_get_match_data(dev);
	if (!desc)
		return -ENODEV;

	/* get ops for platform */
	ops = desc->ops;
	if (!ops) {
		dev_err(dev, "error: no matching DT descriptor ops\n");
		return -ENODEV;
	}

	sof_pdata->desc = desc;
	sof_pdata->dev = &pdev->dev;
	sof_pdata->fw_filename = desc->default_fw_filename;

	/* TODO: read alternate fw and tplg filenames from DT */
	sof_pdata->fw_filename_prefix = sof_pdata->desc->default_fw_path;
	sof_pdata->tplg_filename_prefix = sof_pdata->desc->default_tplg_path;

#if IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE)
	/* set callback to enable runtime_pm */
	sof_pdata->sof_probe_complete = sof_of_probe_complete;
#endif
	 /* call sof helper for DSP hardware probe */
	ret = snd_sof_device_probe(dev, sof_pdata);
	if (ret) {
		dev_err(dev, "error: failed to probe DSP hardware\n");
		return ret;
	}

#if !IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE)
	sof_of_probe_complete(dev);
#endif

	return ret;
}

static int sof_of_remove(struct platform_device *pdev)
{
	pm_runtime_disable(&pdev->dev);

	/* call sof helper for DSP hardware remove */
	snd_sof_device_remove(&pdev->dev);

	return 0;
}

static const struct of_device_id sof_of_ids[] = {
#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8)
	{ .compatible = "fsl,imx8qxp-dsp", .data = &sof_of_imx8qxp_desc},
	{ .compatible = "fsl,imx8qm-dsp", .data = &sof_of_imx8qm_desc},
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8M)
	{ .compatible = "fsl,imx8mp-dsp", .data = &sof_of_imx8mp_desc},
#endif
	{ }
};
MODULE_DEVICE_TABLE(of, sof_of_ids);

/* DT driver definition */
static struct platform_driver snd_sof_of_driver = {
	.probe = sof_of_probe,
	.remove = sof_of_remove,
	.driver = {
		.name = "sof-audio-of",
		.pm = &sof_of_pm,
		.of_match_table = sof_of_ids,
	},
};
module_platform_driver(snd_sof_of_driver);

MODULE_LICENSE("Dual BSD/GPL");
Commit	Line	Data
e149ca29	1	// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
b9132b89 DB	2	//
	3	// Copyright 2019 NXP
	4	//
	5	// Author: Daniel Baluta <daniel.baluta@nxp.com>
	6	//
	7
	8	#include <linux/firmware.h>
	9	#include <linux/module.h>
	10	#include <linux/pm_runtime.h>
	11	#include <sound/sof.h>
	12
	13	#include "ops.h"
	14
	15	extern struct snd_sof_dsp_ops sof_imx8_ops;
f831ebf2	16	extern struct snd_sof_dsp_ops sof_imx8x_ops;
58825cc2	17	extern struct snd_sof_dsp_ops sof_imx8m_ops;
b9132b89 DB	18
	19	/* platform specific devices */
	20	#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8)
	21	static struct sof_dev_desc sof_of_imx8qxp_desc = {
	22	.default_fw_path = "imx/sof",
	23	.default_tplg_path = "imx/sof-tplg",
9da9ace2	24	.default_fw_filename = "sof-imx8x.ri",
b9132b89	25	.nocodec_tplg_filename = "sof-imx8-nocodec.tplg",
9da9ace2	26	.ops = &sof_imx8x_ops,
b9132b89	27	};
f831ebf2 PO	28
	29	static struct sof_dev_desc sof_of_imx8qm_desc = {
	30	.default_fw_path = "imx/sof",
	31	.default_tplg_path = "imx/sof-tplg",
	32	.default_fw_filename = "sof-imx8.ri",
	33	.nocodec_tplg_filename = "sof-imx8-nocodec.tplg",
	34	.ops = &sof_imx8_ops,
	35	};
b9132b89 DB	36	#endif
b9132b89 DB	37
58825cc2 DB	38	#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8M)
	39	static struct sof_dev_desc sof_of_imx8mp_desc = {
	40	.default_fw_path = "imx/sof",
	41	.default_tplg_path = "imx/sof-tplg",
	42	.default_fw_filename = "sof-imx8m.ri",
	43	.nocodec_tplg_filename = "sof-imx8-nocodec.tplg",
	44	.ops = &sof_imx8m_ops,
	45	};
	46	#endif
	47
b9132b89 DB	48	static const struct dev_pm_ops sof_of_pm = {
	49	SET_SYSTEM_SLEEP_PM_OPS(snd_sof_suspend, snd_sof_resume)
	50	SET_RUNTIME_PM_OPS(snd_sof_runtime_suspend, snd_sof_runtime_resume,
	51	NULL)
	52	};
	53
	54	static void sof_of_probe_complete(struct device *dev)
	55	{
	56	/* allow runtime_pm */
	57	pm_runtime_set_autosuspend_delay(dev, SND_SOF_SUSPEND_DELAY_MS);
	58	pm_runtime_use_autosuspend(dev);
	59	pm_runtime_enable(dev);
	60	}
	61
	62	static int sof_of_probe(struct platform_device *pdev)
	63	{
	64	struct device *dev = &pdev->dev;
	65	const struct sof_dev_desc *desc;
b9132b89 DB	66	struct snd_sof_pdata *sof_pdata;
	67	const struct snd_sof_dsp_ops *ops;
	68	int ret;
	69
	70	dev_info(&pdev->dev, "DT DSP detected");
	71
	72	sof_pdata = devm_kzalloc(dev, sizeof(*sof_pdata), GFP_KERNEL);
	73	if (!sof_pdata)
	74	return -ENOMEM;
	75
	76	desc = device_get_match_data(dev);
	77	if (!desc)
	78	return -ENODEV;
	79
	80	/* get ops for platform */
	81	ops = desc->ops;
	82	if (!ops) {
	83	dev_err(dev, "error: no matching DT descriptor ops\n");
	84	return -ENODEV;
	85	}
	86
b9132b89 DB	87	sof_pdata->desc = desc;
b9132b89 DB	88	sof_pdata->dev = &pdev->dev;
285880a2	89	sof_pdata->fw_filename = desc->default_fw_filename;
b9132b89 DB	90
	91	/* TODO: read alternate fw and tplg filenames from DT */
	92	sof_pdata->fw_filename_prefix = sof_pdata->desc->default_fw_path;
	93	sof_pdata->tplg_filename_prefix = sof_pdata->desc->default_tplg_path;
	94
	95	#if IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE)
	96	/* set callback to enable runtime_pm */
	97	sof_pdata->sof_probe_complete = sof_of_probe_complete;
	98	#endif
	99	/* call sof helper for DSP hardware probe */
	100	ret = snd_sof_device_probe(dev, sof_pdata);
	101	if (ret) {
	102	dev_err(dev, "error: failed to probe DSP hardware\n");
	103	return ret;
	104	}
	105
	106	#if !IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE)
	107	sof_of_probe_complete(dev);
	108	#endif
	109
	110	return ret;
	111	}
	112
	113	static int sof_of_remove(struct platform_device *pdev)
	114	{
	115	pm_runtime_disable(&pdev->dev);
	116
	117	/* call sof helper for DSP hardware remove */
	118	snd_sof_device_remove(&pdev->dev);
	119
	120	return 0;
	121	}
	122
	123	static const struct of_device_id sof_of_ids[] = {
	124	#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8)
	125	{ .compatible = "fsl,imx8qxp-dsp", .data = &sof_of_imx8qxp_desc},
f831ebf2	126	{ .compatible = "fsl,imx8qm-dsp", .data = &sof_of_imx8qm_desc},
58825cc2 DB	127	#endif
	128	#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8M)
	129	{ .compatible = "fsl,imx8mp-dsp", .data = &sof_of_imx8mp_desc},
b9132b89 DB	130	#endif
	131	{ }
	132	};
	133	MODULE_DEVICE_TABLE(of, sof_of_ids);
	134
	135	/* DT driver definition */
	136	static struct platform_driver snd_sof_of_driver = {
	137	.probe = sof_of_probe,
	138	.remove = sof_of_remove,
	139	.driver = {
	140	.name = "sof-audio-of",
	141	.pm = &sof_of_pm,
	142	.of_match_table = sof_of_ids,
	143	},
	144	};
	145	module_platform_driver(snd_sof_of_driver);
	146
	147	MODULE_LICENSE("Dual BSD/GPL");