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linux_dsm_epyc7002/sound/soc/meson/axg-frddr.c
Kuninori Morimoto bb4ba744b1
ASoC: meson: remove snd_pcm_ops 
snd_pcm_ops is no longer needed.
Let's use component driver callback.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87muej90e4.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2019-10-08 13:47:40 +01:00

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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
//
// Copyright (c) 2018 BayLibre, SAS.
// Author: Jerome Brunet <jbrunet@baylibre.com>
/*
* This driver implements the frontend playback DAI of AXG and G12A based SoCs
*/
#include <linux/clk.h>
#include <linux/regmap.h>
#include <linux/module.h>
#include <linux/of_platform.h>
#include <sound/soc.h>
#include <sound/soc-dai.h>
#include "axg-fifo.h"
#define CTRL0_FRDDR_PP_MODE BIT(30)
#define CTRL0_SEL1_EN_SHIFT 3
#define CTRL0_SEL2_SHIFT 4
#define CTRL0_SEL2_EN_SHIFT 7
#define CTRL0_SEL3_SHIFT 8
#define CTRL0_SEL3_EN_SHIFT 11
#define CTRL1_FRDDR_FORCE_FINISH BIT(12)
#define CTRL2_SEL1_SHIFT 0
#define CTRL2_SEL1_EN_SHIFT 4
#define CTRL2_SEL2_SHIFT 8
#define CTRL2_SEL2_EN_SHIFT 12
#define CTRL2_SEL3_SHIFT 16
#define CTRL2_SEL3_EN_SHIFT 20
static int g12a_frddr_dai_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct axg_fifo *fifo = snd_soc_dai_get_drvdata(dai);
/* Reset the read pointer to the FIFO_INIT_ADDR */
regmap_update_bits(fifo->map, FIFO_CTRL1,
CTRL1_FRDDR_FORCE_FINISH, 0);
regmap_update_bits(fifo->map, FIFO_CTRL1,
CTRL1_FRDDR_FORCE_FINISH, CTRL1_FRDDR_FORCE_FINISH);
regmap_update_bits(fifo->map, FIFO_CTRL1,
CTRL1_FRDDR_FORCE_FINISH, 0);
return 0;
}
static int axg_frddr_dai_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct axg_fifo *fifo = snd_soc_dai_get_drvdata(dai);
unsigned int fifo_depth, fifo_threshold;
int ret;
/* Enable pclk to access registers and clock the fifo ip */
ret = clk_prepare_enable(fifo->pclk);
if (ret)
return ret;
/* Apply single buffer mode to the interface */
regmap_update_bits(fifo->map, FIFO_CTRL0, CTRL0_FRDDR_PP_MODE, 0);
/*
* TODO: We could adapt the fifo depth and the fifo threshold
* depending on the expected memory throughput and lantencies
* For now, we'll just use the same values as the vendor kernel
* Depth and threshold are zero based.
*/
fifo_depth = AXG_FIFO_MIN_CNT - 1;
fifo_threshold = (AXG_FIFO_MIN_CNT / 2) - 1;
regmap_update_bits(fifo->map, FIFO_CTRL1,
CTRL1_FRDDR_DEPTH_MASK | CTRL1_THRESHOLD_MASK,
CTRL1_FRDDR_DEPTH(fifo_depth) |
CTRL1_THRESHOLD(fifo_threshold));
return 0;
}
static void axg_frddr_dai_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct axg_fifo *fifo = snd_soc_dai_get_drvdata(dai);
clk_disable_unprepare(fifo->pclk);
}
static int axg_frddr_pcm_new(struct snd_soc_pcm_runtime *rtd,
struct snd_soc_dai *dai)
{
return axg_fifo_pcm_new(rtd, SNDRV_PCM_STREAM_PLAYBACK);
}
static const struct snd_soc_dai_ops axg_frddr_ops = {
.startup = axg_frddr_dai_startup,
.shutdown = axg_frddr_dai_shutdown,
};
static struct snd_soc_dai_driver axg_frddr_dai_drv = {
.name = "FRDDR",
.playback = {
.stream_name = "Playback",
.channels_min = 1,
.channels_max = AXG_FIFO_CH_MAX,
.rates = AXG_FIFO_RATES,
.formats = AXG_FIFO_FORMATS,
},
.ops = &axg_frddr_ops,
.pcm_new = axg_frddr_pcm_new,
};
static const char * const axg_frddr_sel_texts[] = {
"OUT 0", "OUT 1", "OUT 2", "OUT 3", "OUT 4", "OUT 5", "OUT 6", "OUT 7",
};
static SOC_ENUM_SINGLE_DECL(axg_frddr_sel_enum, FIFO_CTRL0, CTRL0_SEL_SHIFT,
axg_frddr_sel_texts);
static const struct snd_kcontrol_new axg_frddr_out_demux =
SOC_DAPM_ENUM("Output Sink", axg_frddr_sel_enum);
static const struct snd_soc_dapm_widget axg_frddr_dapm_widgets[] = {
SND_SOC_DAPM_DEMUX("SINK SEL", SND_SOC_NOPM, 0, 0,
&axg_frddr_out_demux),
SND_SOC_DAPM_AIF_OUT("OUT 0", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 1", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 2", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 3", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 4", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 5", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 6", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 7", NULL, 0, SND_SOC_NOPM, 0, 0),
};
static const struct snd_soc_dapm_route axg_frddr_dapm_routes[] = {
{ "SINK SEL", NULL, "Playback" },
{ "OUT 0", "OUT 0", "SINK SEL" },
{ "OUT 1", "OUT 1", "SINK SEL" },
{ "OUT 2", "OUT 2", "SINK SEL" },
{ "OUT 3", "OUT 3", "SINK SEL" },
{ "OUT 4", "OUT 4", "SINK SEL" },
{ "OUT 5", "OUT 5", "SINK SEL" },
{ "OUT 6", "OUT 6", "SINK SEL" },
{ "OUT 7", "OUT 7", "SINK SEL" },
};
static const struct snd_soc_component_driver axg_frddr_component_drv = {
.dapm_widgets = axg_frddr_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(axg_frddr_dapm_widgets),
.dapm_routes = axg_frddr_dapm_routes,
.num_dapm_routes = ARRAY_SIZE(axg_frddr_dapm_routes),
.open = axg_fifo_pcm_open,
.close = axg_fifo_pcm_close,
.ioctl = snd_soc_pcm_lib_ioctl,
.hw_params = axg_fifo_pcm_hw_params,
.hw_free = axg_fifo_pcm_hw_free,
.pointer = axg_fifo_pcm_pointer,
.trigger = axg_fifo_pcm_trigger,
};
static const struct axg_fifo_match_data axg_frddr_match_data = {
.component_drv = &axg_frddr_component_drv,
.dai_drv = &axg_frddr_dai_drv
};
static const struct snd_soc_dai_ops g12a_frddr_ops = {
.prepare = g12a_frddr_dai_prepare,
.startup = axg_frddr_dai_startup,
.shutdown = axg_frddr_dai_shutdown,
};
static struct snd_soc_dai_driver g12a_frddr_dai_drv = {
.name = "FRDDR",
.playback = {
.stream_name = "Playback",
.channels_min = 1,
.channels_max = AXG_FIFO_CH_MAX,
.rates = AXG_FIFO_RATES,
.formats = AXG_FIFO_FORMATS,
},
.ops = &g12a_frddr_ops,
.pcm_new = axg_frddr_pcm_new,
};
static SOC_ENUM_SINGLE_DECL(g12a_frddr_sel1_enum, FIFO_CTRL0, CTRL0_SEL_SHIFT,
axg_frddr_sel_texts);
static SOC_ENUM_SINGLE_DECL(g12a_frddr_sel2_enum, FIFO_CTRL0, CTRL0_SEL2_SHIFT,
axg_frddr_sel_texts);
static SOC_ENUM_SINGLE_DECL(g12a_frddr_sel3_enum, FIFO_CTRL0, CTRL0_SEL3_SHIFT,
axg_frddr_sel_texts);
static const struct snd_kcontrol_new g12a_frddr_out1_demux =
SOC_DAPM_ENUM("Output Src 1", g12a_frddr_sel1_enum);
static const struct snd_kcontrol_new g12a_frddr_out2_demux =
SOC_DAPM_ENUM("Output Src 2", g12a_frddr_sel2_enum);
static const struct snd_kcontrol_new g12a_frddr_out3_demux =
SOC_DAPM_ENUM("Output Src 3", g12a_frddr_sel3_enum);
static const struct snd_kcontrol_new g12a_frddr_out1_enable =
SOC_DAPM_SINGLE_AUTODISABLE("Switch", FIFO_CTRL0,
CTRL0_SEL1_EN_SHIFT, 1, 0);
static const struct snd_kcontrol_new g12a_frddr_out2_enable =
SOC_DAPM_SINGLE_AUTODISABLE("Switch", FIFO_CTRL0,
CTRL0_SEL2_EN_SHIFT, 1, 0);
static const struct snd_kcontrol_new g12a_frddr_out3_enable =
SOC_DAPM_SINGLE_AUTODISABLE("Switch", FIFO_CTRL0,
CTRL0_SEL3_EN_SHIFT, 1, 0);
static const struct snd_soc_dapm_widget g12a_frddr_dapm_widgets[] = {
SND_SOC_DAPM_AIF_OUT("SRC 1", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("SRC 2", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("SRC 3", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_SWITCH("SRC 1 EN", SND_SOC_NOPM, 0, 0,
&g12a_frddr_out1_enable),
SND_SOC_DAPM_SWITCH("SRC 2 EN", SND_SOC_NOPM, 0, 0,
&g12a_frddr_out2_enable),
SND_SOC_DAPM_SWITCH("SRC 3 EN", SND_SOC_NOPM, 0, 0,
&g12a_frddr_out3_enable),
SND_SOC_DAPM_DEMUX("SINK 1 SEL", SND_SOC_NOPM, 0, 0,
&g12a_frddr_out1_demux),
SND_SOC_DAPM_DEMUX("SINK 2 SEL", SND_SOC_NOPM, 0, 0,
&g12a_frddr_out2_demux),
SND_SOC_DAPM_DEMUX("SINK 3 SEL", SND_SOC_NOPM, 0, 0,
&g12a_frddr_out3_demux),
SND_SOC_DAPM_AIF_OUT("OUT 0", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 1", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 2", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 3", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 4", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 5", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 6", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 7", NULL, 0, SND_SOC_NOPM, 0, 0),
};
static const struct snd_soc_dapm_route g12a_frddr_dapm_routes[] = {
{ "SRC 1", NULL, "Playback" },
{ "SRC 2", NULL, "Playback" },
{ "SRC 3", NULL, "Playback" },
{ "SRC 1 EN", "Switch", "SRC 1" },
{ "SRC 2 EN", "Switch", "SRC 2" },
{ "SRC 3 EN", "Switch", "SRC 3" },
{ "SINK 1 SEL", NULL, "SRC 1 EN" },
{ "SINK 2 SEL", NULL, "SRC 2 EN" },
{ "SINK 3 SEL", NULL, "SRC 3 EN" },
{ "OUT 0", "OUT 0", "SINK 1 SEL" },
{ "OUT 1", "OUT 1", "SINK 1 SEL" },
{ "OUT 2", "OUT 2", "SINK 1 SEL" },
{ "OUT 3", "OUT 3", "SINK 1 SEL" },
{ "OUT 4", "OUT 4", "SINK 1 SEL" },
{ "OUT 5", "OUT 5", "SINK 1 SEL" },
{ "OUT 6", "OUT 6", "SINK 1 SEL" },
{ "OUT 7", "OUT 7", "SINK 1 SEL" },
{ "OUT 0", "OUT 0", "SINK 2 SEL" },
{ "OUT 1", "OUT 1", "SINK 2 SEL" },
{ "OUT 2", "OUT 2", "SINK 2 SEL" },
{ "OUT 3", "OUT 3", "SINK 2 SEL" },
{ "OUT 4", "OUT 4", "SINK 2 SEL" },
{ "OUT 5", "OUT 5", "SINK 2 SEL" },
{ "OUT 6", "OUT 6", "SINK 2 SEL" },
{ "OUT 7", "OUT 7", "SINK 2 SEL" },
{ "OUT 0", "OUT 0", "SINK 3 SEL" },
{ "OUT 1", "OUT 1", "SINK 3 SEL" },
{ "OUT 2", "OUT 2", "SINK 3 SEL" },
{ "OUT 3", "OUT 3", "SINK 3 SEL" },
{ "OUT 4", "OUT 4", "SINK 3 SEL" },
{ "OUT 5", "OUT 5", "SINK 3 SEL" },
{ "OUT 6", "OUT 6", "SINK 3 SEL" },
{ "OUT 7", "OUT 7", "SINK 3 SEL" },
};
static const struct snd_soc_component_driver g12a_frddr_component_drv = {
.dapm_widgets = g12a_frddr_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(g12a_frddr_dapm_widgets),
.dapm_routes = g12a_frddr_dapm_routes,
.num_dapm_routes = ARRAY_SIZE(g12a_frddr_dapm_routes),
.open = axg_fifo_pcm_open,
.close = axg_fifo_pcm_close,
.ioctl = snd_soc_pcm_lib_ioctl,
.hw_params = g12a_fifo_pcm_hw_params,
.hw_free = axg_fifo_pcm_hw_free,
.pointer = axg_fifo_pcm_pointer,
.trigger = axg_fifo_pcm_trigger,
};
static const struct axg_fifo_match_data g12a_frddr_match_data = {
.component_drv = &g12a_frddr_component_drv,
.dai_drv = &g12a_frddr_dai_drv
};
/* On SM1, the output selection in on CTRL2 */
static const struct snd_kcontrol_new sm1_frddr_out1_enable =
SOC_DAPM_SINGLE_AUTODISABLE("Switch", FIFO_CTRL2,
CTRL2_SEL1_EN_SHIFT, 1, 0);
static const struct snd_kcontrol_new sm1_frddr_out2_enable =
SOC_DAPM_SINGLE_AUTODISABLE("Switch", FIFO_CTRL2,
CTRL2_SEL2_EN_SHIFT, 1, 0);
static const struct snd_kcontrol_new sm1_frddr_out3_enable =
SOC_DAPM_SINGLE_AUTODISABLE("Switch", FIFO_CTRL2,
CTRL2_SEL3_EN_SHIFT, 1, 0);
static SOC_ENUM_SINGLE_DECL(sm1_frddr_sel1_enum, FIFO_CTRL2, CTRL2_SEL1_SHIFT,
axg_frddr_sel_texts);
static SOC_ENUM_SINGLE_DECL(sm1_frddr_sel2_enum, FIFO_CTRL2, CTRL2_SEL2_SHIFT,
axg_frddr_sel_texts);
static SOC_ENUM_SINGLE_DECL(sm1_frddr_sel3_enum, FIFO_CTRL2, CTRL2_SEL3_SHIFT,
axg_frddr_sel_texts);
static const struct snd_kcontrol_new sm1_frddr_out1_demux =
SOC_DAPM_ENUM("Output Src 1", sm1_frddr_sel1_enum);
static const struct snd_kcontrol_new sm1_frddr_out2_demux =
SOC_DAPM_ENUM("Output Src 2", sm1_frddr_sel2_enum);
static const struct snd_kcontrol_new sm1_frddr_out3_demux =
SOC_DAPM_ENUM("Output Src 3", sm1_frddr_sel3_enum);
static const struct snd_soc_dapm_widget sm1_frddr_dapm_widgets[] = {
SND_SOC_DAPM_AIF_OUT("SRC 1", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("SRC 2", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("SRC 3", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_SWITCH("SRC 1 EN", SND_SOC_NOPM, 0, 0,
&sm1_frddr_out1_enable),
SND_SOC_DAPM_SWITCH("SRC 2 EN", SND_SOC_NOPM, 0, 0,
&sm1_frddr_out2_enable),
SND_SOC_DAPM_SWITCH("SRC 3 EN", SND_SOC_NOPM, 0, 0,
&sm1_frddr_out3_enable),
SND_SOC_DAPM_DEMUX("SINK 1 SEL", SND_SOC_NOPM, 0, 0,
&sm1_frddr_out1_demux),
SND_SOC_DAPM_DEMUX("SINK 2 SEL", SND_SOC_NOPM, 0, 0,
&sm1_frddr_out2_demux),
SND_SOC_DAPM_DEMUX("SINK 3 SEL", SND_SOC_NOPM, 0, 0,
&sm1_frddr_out3_demux),
SND_SOC_DAPM_AIF_OUT("OUT 0", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 1", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 2", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 3", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 4", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 5", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 6", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("OUT 7", NULL, 0, SND_SOC_NOPM, 0, 0),
};
static const struct snd_soc_component_driver sm1_frddr_component_drv = {
.dapm_widgets = sm1_frddr_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(sm1_frddr_dapm_widgets),
.dapm_routes = g12a_frddr_dapm_routes,
.num_dapm_routes = ARRAY_SIZE(g12a_frddr_dapm_routes),
.open = axg_fifo_pcm_open,
.close = axg_fifo_pcm_close,
.ioctl = snd_soc_pcm_lib_ioctl,
.hw_params = g12a_fifo_pcm_hw_params,
.hw_free = axg_fifo_pcm_hw_free,
.pointer = axg_fifo_pcm_pointer,
.trigger = axg_fifo_pcm_trigger,
};
static const struct axg_fifo_match_data sm1_frddr_match_data = {
.component_drv = &sm1_frddr_component_drv,
.dai_drv = &g12a_frddr_dai_drv
};
static const struct of_device_id axg_frddr_of_match[] = {
{
.compatible = "amlogic,axg-frddr",
.data = &axg_frddr_match_data,
}, {
.compatible = "amlogic,g12a-frddr",
.data = &g12a_frddr_match_data,
}, {
.compatible = "amlogic,sm1-frddr",
.data = &sm1_frddr_match_data,
}, {}
};
MODULE_DEVICE_TABLE(of, axg_frddr_of_match);
static struct platform_driver axg_frddr_pdrv = {
.probe = axg_fifo_probe,
.driver = {
.name = "axg-frddr",
.of_match_table = axg_frddr_of_match,
},
};
module_platform_driver(axg_frddr_pdrv);
MODULE_DESCRIPTION("Amlogic AXG/G12A playback fifo driver");
MODULE_AUTHOR("Jerome Brunet <jbrunet@baylibre.com>");
MODULE_LICENSE("GPL v2");
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