From 1c055e55a242a33e574e48be530e06770a210dcd Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 19 Feb 2024 03:26:26 +0000
Subject: [PATCH] add r8169 read mac form eeprom
---
kernel/sound/soc/qcom/lpass-cpu.c | 800 ++++++++++++++++++++++++++++++++++++++++++++------------
1 files changed, 626 insertions(+), 174 deletions(-)
diff --git a/kernel/sound/soc/qcom/lpass-cpu.c b/kernel/sound/soc/qcom/lpass-cpu.c
index 475579a..9e70c19 100644
--- a/kernel/sound/soc/qcom/lpass-cpu.c
+++ b/kernel/sound/soc/qcom/lpass-cpu.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2010-2011,2013-2015 The Linux Foundation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*
* lpass-cpu.c -- ALSA SoC CPU DAI driver for QTi LPASS
*/
@@ -26,6 +18,42 @@
#include <sound/soc-dai.h>
#include "lpass-lpaif-reg.h"
#include "lpass.h"
+
+#define LPASS_CPU_MAX_MI2S_LINES 4
+#define LPASS_CPU_I2S_SD0_MASK BIT(0)
+#define LPASS_CPU_I2S_SD1_MASK BIT(1)
+#define LPASS_CPU_I2S_SD2_MASK BIT(2)
+#define LPASS_CPU_I2S_SD3_MASK BIT(3)
+#define LPASS_CPU_I2S_SD0_1_MASK GENMASK(1, 0)
+#define LPASS_CPU_I2S_SD2_3_MASK GENMASK(3, 2)
+#define LPASS_CPU_I2S_SD0_1_2_MASK GENMASK(2, 0)
+#define LPASS_CPU_I2S_SD0_1_2_3_MASK GENMASK(3, 0)
+
+static int lpass_cpu_init_i2sctl_bitfields(struct device *dev,
+ struct lpaif_i2sctl *i2sctl, struct regmap *map)
+{
+ struct lpass_data *drvdata = dev_get_drvdata(dev);
+ struct lpass_variant *v = drvdata->variant;
+
+ i2sctl->loopback = devm_regmap_field_alloc(dev, map, v->loopback);
+ i2sctl->spken = devm_regmap_field_alloc(dev, map, v->spken);
+ i2sctl->spkmode = devm_regmap_field_alloc(dev, map, v->spkmode);
+ i2sctl->spkmono = devm_regmap_field_alloc(dev, map, v->spkmono);
+ i2sctl->micen = devm_regmap_field_alloc(dev, map, v->micen);
+ i2sctl->micmode = devm_regmap_field_alloc(dev, map, v->micmode);
+ i2sctl->micmono = devm_regmap_field_alloc(dev, map, v->micmono);
+ i2sctl->wssrc = devm_regmap_field_alloc(dev, map, v->wssrc);
+ i2sctl->bitwidth = devm_regmap_field_alloc(dev, map, v->bitwidth);
+
+ if (IS_ERR(i2sctl->loopback) || IS_ERR(i2sctl->spken) ||
+ IS_ERR(i2sctl->spkmode) || IS_ERR(i2sctl->spkmono) ||
+ IS_ERR(i2sctl->micen) || IS_ERR(i2sctl->micmode) ||
+ IS_ERR(i2sctl->micmono) || IS_ERR(i2sctl->wssrc) ||
+ IS_ERR(i2sctl->bitwidth))
+ return -EINVAL;
+
+ return 0;
+}
static int lpass_cpu_daiops_set_sysclk(struct snd_soc_dai *dai, int clk_id,
unsigned int freq, int dir)
@@ -52,14 +80,12 @@
dev_err(dai->dev, "error in enabling mi2s osr clk: %d\n", ret);
return ret;
}
-
- ret = clk_prepare_enable(drvdata->mi2s_bit_clk[dai->driver->id]);
+ ret = clk_prepare(drvdata->mi2s_bit_clk[dai->driver->id]);
if (ret) {
dev_err(dai->dev, "error in enabling mi2s bit clk: %d\n", ret);
clk_disable_unprepare(drvdata->mi2s_osr_clk[dai->driver->id]);
return ret;
}
-
return 0;
}
@@ -67,19 +93,43 @@
struct snd_soc_dai *dai)
{
struct lpass_data *drvdata = snd_soc_dai_get_drvdata(dai);
-
- clk_disable_unprepare(drvdata->mi2s_bit_clk[dai->driver->id]);
+ struct lpaif_i2sctl *i2sctl = drvdata->i2sctl;
+ unsigned int id = dai->driver->id;
clk_disable_unprepare(drvdata->mi2s_osr_clk[dai->driver->id]);
+ /*
+ * Ensure LRCLK is disabled even in device node validation.
+ * Will not impact if disabled in lpass_cpu_daiops_trigger()
+ * suspend.
+ */
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ regmap_fields_write(i2sctl->spken, id, LPAIF_I2SCTL_SPKEN_DISABLE);
+ else
+ regmap_fields_write(i2sctl->micen, id, LPAIF_I2SCTL_MICEN_DISABLE);
+
+ /*
+ * BCLK may not be enabled if lpass_cpu_daiops_prepare is called before
+ * lpass_cpu_daiops_shutdown. It's paired with the clk_enable in
+ * lpass_cpu_daiops_prepare.
+ */
+ if (drvdata->mi2s_was_prepared[dai->driver->id]) {
+ drvdata->mi2s_was_prepared[dai->driver->id] = false;
+ clk_disable(drvdata->mi2s_bit_clk[dai->driver->id]);
+ }
+
+ clk_unprepare(drvdata->mi2s_bit_clk[dai->driver->id]);
}
static int lpass_cpu_daiops_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
struct lpass_data *drvdata = snd_soc_dai_get_drvdata(dai);
+ struct lpaif_i2sctl *i2sctl = drvdata->i2sctl;
+ unsigned int id = dai->driver->id;
snd_pcm_format_t format = params_format(params);
unsigned int channels = params_channels(params);
unsigned int rate = params_rate(params);
+ unsigned int mode;
unsigned int regval;
int bitwidth, ret;
@@ -89,89 +139,142 @@
return bitwidth;
}
- regval = LPAIF_I2SCTL_LOOPBACK_DISABLE |
- LPAIF_I2SCTL_WSSRC_INTERNAL;
+ ret = regmap_fields_write(i2sctl->loopback, id,
+ LPAIF_I2SCTL_LOOPBACK_DISABLE);
+ if (ret) {
+ dev_err(dai->dev, "error updating loopback field: %d\n", ret);
+ return ret;
+ }
+
+ ret = regmap_fields_write(i2sctl->wssrc, id,
+ LPAIF_I2SCTL_WSSRC_INTERNAL);
+ if (ret) {
+ dev_err(dai->dev, "error updating wssrc field: %d\n", ret);
+ return ret;
+ }
switch (bitwidth) {
case 16:
- regval |= LPAIF_I2SCTL_BITWIDTH_16;
+ regval = LPAIF_I2SCTL_BITWIDTH_16;
break;
case 24:
- regval |= LPAIF_I2SCTL_BITWIDTH_24;
+ regval = LPAIF_I2SCTL_BITWIDTH_24;
break;
case 32:
- regval |= LPAIF_I2SCTL_BITWIDTH_32;
+ regval = LPAIF_I2SCTL_BITWIDTH_32;
break;
default:
dev_err(dai->dev, "invalid bitwidth given: %d\n", bitwidth);
return -EINVAL;
}
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- switch (channels) {
- case 1:
- regval |= LPAIF_I2SCTL_SPKMODE_SD0;
- regval |= LPAIF_I2SCTL_SPKMONO_MONO;
- break;
- case 2:
- regval |= LPAIF_I2SCTL_SPKMODE_SD0;
- regval |= LPAIF_I2SCTL_SPKMONO_STEREO;
- break;
- case 4:
- regval |= LPAIF_I2SCTL_SPKMODE_QUAD01;
- regval |= LPAIF_I2SCTL_SPKMONO_STEREO;
- break;
- case 6:
- regval |= LPAIF_I2SCTL_SPKMODE_6CH;
- regval |= LPAIF_I2SCTL_SPKMONO_STEREO;
- break;
- case 8:
- regval |= LPAIF_I2SCTL_SPKMODE_8CH;
- regval |= LPAIF_I2SCTL_SPKMONO_STEREO;
- break;
- default:
- dev_err(dai->dev, "invalid channels given: %u\n",
- channels);
- return -EINVAL;
- }
- } else {
- switch (channels) {
- case 1:
- regval |= LPAIF_I2SCTL_MICMODE_SD0;
- regval |= LPAIF_I2SCTL_MICMONO_MONO;
- break;
- case 2:
- regval |= LPAIF_I2SCTL_MICMODE_SD0;
- regval |= LPAIF_I2SCTL_MICMONO_STEREO;
- break;
- case 4:
- regval |= LPAIF_I2SCTL_MICMODE_QUAD01;
- regval |= LPAIF_I2SCTL_MICMONO_STEREO;
- break;
- case 6:
- regval |= LPAIF_I2SCTL_MICMODE_6CH;
- regval |= LPAIF_I2SCTL_MICMONO_STEREO;
- break;
- case 8:
- regval |= LPAIF_I2SCTL_MICMODE_8CH;
- regval |= LPAIF_I2SCTL_MICMONO_STEREO;
- break;
- default:
- dev_err(dai->dev, "invalid channels given: %u\n",
- channels);
- return -EINVAL;
- }
- }
-
- ret = regmap_write(drvdata->lpaif_map,
- LPAIF_I2SCTL_REG(drvdata->variant, dai->driver->id),
- regval);
+ ret = regmap_fields_write(i2sctl->bitwidth, id, regval);
if (ret) {
- dev_err(dai->dev, "error writing to i2sctl reg: %d\n", ret);
+ dev_err(dai->dev, "error updating bitwidth field: %d\n", ret);
return ret;
}
- ret = clk_set_rate(drvdata->mi2s_bit_clk[dai->driver->id],
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ mode = drvdata->mi2s_playback_sd_mode[id];
+ else
+ mode = drvdata->mi2s_capture_sd_mode[id];
+
+ if (!mode) {
+ dev_err(dai->dev, "no line is assigned\n");
+ return -EINVAL;
+ }
+
+ switch (channels) {
+ case 1:
+ case 2:
+ switch (mode) {
+ case LPAIF_I2SCTL_MODE_QUAD01:
+ case LPAIF_I2SCTL_MODE_6CH:
+ case LPAIF_I2SCTL_MODE_8CH:
+ mode = LPAIF_I2SCTL_MODE_SD0;
+ break;
+ case LPAIF_I2SCTL_MODE_QUAD23:
+ mode = LPAIF_I2SCTL_MODE_SD2;
+ break;
+ }
+
+ break;
+ case 4:
+ if (mode < LPAIF_I2SCTL_MODE_QUAD01) {
+ dev_err(dai->dev, "cannot configure 4 channels with mode %d\n",
+ mode);
+ return -EINVAL;
+ }
+
+ switch (mode) {
+ case LPAIF_I2SCTL_MODE_6CH:
+ case LPAIF_I2SCTL_MODE_8CH:
+ mode = LPAIF_I2SCTL_MODE_QUAD01;
+ break;
+ }
+ break;
+ case 6:
+ if (mode < LPAIF_I2SCTL_MODE_6CH) {
+ dev_err(dai->dev, "cannot configure 6 channels with mode %d\n",
+ mode);
+ return -EINVAL;
+ }
+
+ switch (mode) {
+ case LPAIF_I2SCTL_MODE_8CH:
+ mode = LPAIF_I2SCTL_MODE_6CH;
+ break;
+ }
+ break;
+ case 8:
+ if (mode < LPAIF_I2SCTL_MODE_8CH) {
+ dev_err(dai->dev, "cannot configure 8 channels with mode %d\n",
+ mode);
+ return -EINVAL;
+ }
+ break;
+ default:
+ dev_err(dai->dev, "invalid channels given: %u\n", channels);
+ return -EINVAL;
+ }
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ ret = regmap_fields_write(i2sctl->spkmode, id,
+ LPAIF_I2SCTL_SPKMODE(mode));
+ if (ret) {
+ dev_err(dai->dev, "error writing to i2sctl spkr mode: %d\n",
+ ret);
+ return ret;
+ }
+ if (channels >= 2)
+ ret = regmap_fields_write(i2sctl->spkmono, id,
+ LPAIF_I2SCTL_SPKMONO_STEREO);
+ else
+ ret = regmap_fields_write(i2sctl->spkmono, id,
+ LPAIF_I2SCTL_SPKMONO_MONO);
+ } else {
+ ret = regmap_fields_write(i2sctl->micmode, id,
+ LPAIF_I2SCTL_MICMODE(mode));
+ if (ret) {
+ dev_err(dai->dev, "error writing to i2sctl mic mode: %d\n",
+ ret);
+ return ret;
+ }
+ if (channels >= 2)
+ ret = regmap_fields_write(i2sctl->micmono, id,
+ LPAIF_I2SCTL_MICMONO_STEREO);
+ else
+ ret = regmap_fields_write(i2sctl->micmono, id,
+ LPAIF_I2SCTL_MICMONO_MONO);
+ }
+
+ if (ret) {
+ dev_err(dai->dev, "error writing to i2sctl channels mode: %d\n",
+ ret);
+ return ret;
+ }
+
+ ret = clk_set_rate(drvdata->mi2s_bit_clk[id],
rate * bitwidth * 2);
if (ret) {
dev_err(dai->dev, "error setting mi2s bitclk to %u: %d\n",
@@ -182,79 +285,112 @@
return 0;
}
-static int lpass_cpu_daiops_prepare(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct lpass_data *drvdata = snd_soc_dai_get_drvdata(dai);
- int ret;
- unsigned int val, mask;
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- val = LPAIF_I2SCTL_SPKEN_ENABLE;
- mask = LPAIF_I2SCTL_SPKEN_MASK;
- } else {
- val = LPAIF_I2SCTL_MICEN_ENABLE;
- mask = LPAIF_I2SCTL_MICEN_MASK;
- }
-
- ret = regmap_update_bits(drvdata->lpaif_map,
- LPAIF_I2SCTL_REG(drvdata->variant, dai->driver->id),
- mask, val);
- if (ret)
- dev_err(dai->dev, "error writing to i2sctl reg: %d\n", ret);
-
- return ret;
-}
-
static int lpass_cpu_daiops_trigger(struct snd_pcm_substream *substream,
int cmd, struct snd_soc_dai *dai)
{
struct lpass_data *drvdata = snd_soc_dai_get_drvdata(dai);
+ struct lpaif_i2sctl *i2sctl = drvdata->i2sctl;
+ unsigned int id = dai->driver->id;
int ret = -EINVAL;
- unsigned int val, mask;
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ /*
+ * Ensure lpass BCLK/LRCLK is enabled during
+ * device resume as lpass_cpu_daiops_prepare() is not called
+ * after the device resumes. We don't check mi2s_was_prepared before
+ * enable/disable BCLK in trigger events because:
+ * 1. These trigger events are paired, so the BCLK
+ * enable_count is balanced.
+ * 2. the BCLK can be shared (ex: headset and headset mic),
+ * we need to increase the enable_count so that we don't
+ * turn off the shared BCLK while other devices are using
+ * it.
+ */
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- val = LPAIF_I2SCTL_SPKEN_ENABLE;
- mask = LPAIF_I2SCTL_SPKEN_MASK;
+ ret = regmap_fields_write(i2sctl->spken, id,
+ LPAIF_I2SCTL_SPKEN_ENABLE);
} else {
- val = LPAIF_I2SCTL_MICEN_ENABLE;
- mask = LPAIF_I2SCTL_MICEN_MASK;
+ ret = regmap_fields_write(i2sctl->micen, id,
+ LPAIF_I2SCTL_MICEN_ENABLE);
}
-
- ret = regmap_update_bits(drvdata->lpaif_map,
- LPAIF_I2SCTL_REG(drvdata->variant,
- dai->driver->id),
- mask, val);
if (ret)
dev_err(dai->dev, "error writing to i2sctl reg: %d\n",
ret);
+
+ ret = clk_enable(drvdata->mi2s_bit_clk[id]);
+ if (ret) {
+ dev_err(dai->dev, "error in enabling mi2s bit clk: %d\n", ret);
+ clk_disable(drvdata->mi2s_osr_clk[id]);
+ return ret;
+ }
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ /*
+ * To ensure lpass BCLK/LRCLK is disabled during
+ * device suspend.
+ */
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- val = LPAIF_I2SCTL_SPKEN_DISABLE;
- mask = LPAIF_I2SCTL_SPKEN_MASK;
+ ret = regmap_fields_write(i2sctl->spken, id,
+ LPAIF_I2SCTL_SPKEN_DISABLE);
} else {
- val = LPAIF_I2SCTL_MICEN_DISABLE;
- mask = LPAIF_I2SCTL_MICEN_MASK;
+ ret = regmap_fields_write(i2sctl->micen, id,
+ LPAIF_I2SCTL_MICEN_DISABLE);
}
-
- ret = regmap_update_bits(drvdata->lpaif_map,
- LPAIF_I2SCTL_REG(drvdata->variant,
- dai->driver->id),
- mask, val);
if (ret)
dev_err(dai->dev, "error writing to i2sctl reg: %d\n",
ret);
+
+ clk_disable(drvdata->mi2s_bit_clk[dai->driver->id]);
+
break;
}
return ret;
+}
+
+static int lpass_cpu_daiops_prepare(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct lpass_data *drvdata = snd_soc_dai_get_drvdata(dai);
+ struct lpaif_i2sctl *i2sctl = drvdata->i2sctl;
+ unsigned int id = dai->driver->id;
+ int ret;
+
+ /*
+ * Ensure lpass BCLK/LRCLK is enabled bit before playback/capture
+ * data flow starts. This allows other codec to have some delay before
+ * the data flow.
+ * (ex: to drop start up pop noise before capture starts).
+ */
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ ret = regmap_fields_write(i2sctl->spken, id, LPAIF_I2SCTL_SPKEN_ENABLE);
+ else
+ ret = regmap_fields_write(i2sctl->micen, id, LPAIF_I2SCTL_MICEN_ENABLE);
+
+ if (ret) {
+ dev_err(dai->dev, "error writing to i2sctl reg: %d\n", ret);
+ return ret;
+ }
+
+ /*
+ * Check mi2s_was_prepared before enabling BCLK as lpass_cpu_daiops_prepare can
+ * be called multiple times. It's paired with the clk_disable in
+ * lpass_cpu_daiops_shutdown.
+ */
+ if (!drvdata->mi2s_was_prepared[dai->driver->id]) {
+ ret = clk_enable(drvdata->mi2s_bit_clk[id]);
+ if (ret) {
+ dev_err(dai->dev, "error in enabling mi2s bit clk: %d\n", ret);
+ return ret;
+ }
+ drvdata->mi2s_was_prepared[dai->driver->id] = true;
+ }
+ return 0;
}
const struct snd_soc_dai_ops asoc_qcom_lpass_cpu_dai_ops = {
@@ -262,8 +398,8 @@
.startup = lpass_cpu_daiops_startup,
.shutdown = lpass_cpu_daiops_shutdown,
.hw_params = lpass_cpu_daiops_hw_params,
- .prepare = lpass_cpu_daiops_prepare,
.trigger = lpass_cpu_daiops_trigger,
+ .prepare = lpass_cpu_daiops_prepare,
};
EXPORT_SYMBOL_GPL(asoc_qcom_lpass_cpu_dai_ops);
@@ -282,8 +418,30 @@
}
EXPORT_SYMBOL_GPL(asoc_qcom_lpass_cpu_dai_probe);
+static int asoc_qcom_of_xlate_dai_name(struct snd_soc_component *component,
+ struct of_phandle_args *args,
+ const char **dai_name)
+{
+ struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
+ struct lpass_variant *variant = drvdata->variant;
+ int id = args->args[0];
+ int ret = -EINVAL;
+ int i;
+
+ for (i = 0; i < variant->num_dai; i++) {
+ if (variant->dai_driver[i].id == id) {
+ *dai_name = variant->dai_driver[i].name;
+ ret = 0;
+ break;
+ }
+ }
+
+ return ret;
+}
+
static const struct snd_soc_component_driver lpass_cpu_comp_driver = {
.name = "lpass-cpu",
+ .of_xlate_dai_name = asoc_qcom_of_xlate_dai_name,
};
static bool lpass_cpu_regmap_writeable(struct device *dev, unsigned int reg)
@@ -405,6 +563,287 @@
.cache_type = REGCACHE_FLAT,
};
+static int lpass_hdmi_init_bitfields(struct device *dev, struct regmap *map)
+{
+ struct lpass_data *drvdata = dev_get_drvdata(dev);
+ struct lpass_variant *v = drvdata->variant;
+ unsigned int i;
+ struct lpass_hdmi_tx_ctl *tx_ctl;
+ struct regmap_field *legacy_en;
+ struct lpass_vbit_ctrl *vbit_ctl;
+ struct regmap_field *tx_parity;
+ struct lpass_dp_metadata_ctl *meta_ctl;
+ struct lpass_sstream_ctl *sstream_ctl;
+ struct regmap_field *ch_msb;
+ struct regmap_field *ch_lsb;
+ struct lpass_hdmitx_dmactl *tx_dmactl;
+ int rval;
+
+ tx_ctl = devm_kzalloc(dev, sizeof(*tx_ctl), GFP_KERNEL);
+ if (!tx_ctl)
+ return -ENOMEM;
+
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->soft_reset, tx_ctl->soft_reset);
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->force_reset, tx_ctl->force_reset);
+ drvdata->tx_ctl = tx_ctl;
+
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->legacy_en, legacy_en);
+ drvdata->hdmitx_legacy_en = legacy_en;
+
+ vbit_ctl = devm_kzalloc(dev, sizeof(*vbit_ctl), GFP_KERNEL);
+ if (!vbit_ctl)
+ return -ENOMEM;
+
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->replace_vbit, vbit_ctl->replace_vbit);
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->vbit_stream, vbit_ctl->vbit_stream);
+ drvdata->vbit_ctl = vbit_ctl;
+
+
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->calc_en, tx_parity);
+ drvdata->hdmitx_parity_calc_en = tx_parity;
+
+ meta_ctl = devm_kzalloc(dev, sizeof(*meta_ctl), GFP_KERNEL);
+ if (!meta_ctl)
+ return -ENOMEM;
+
+ rval = devm_regmap_field_bulk_alloc(dev, map, &meta_ctl->mute, &v->mute, 7);
+ if (rval)
+ return rval;
+ drvdata->meta_ctl = meta_ctl;
+
+ sstream_ctl = devm_kzalloc(dev, sizeof(*sstream_ctl), GFP_KERNEL);
+ if (!sstream_ctl)
+ return -ENOMEM;
+
+ rval = devm_regmap_field_bulk_alloc(dev, map, &sstream_ctl->sstream_en, &v->sstream_en, 9);
+ if (rval)
+ return rval;
+
+ drvdata->sstream_ctl = sstream_ctl;
+
+ for (i = 0; i < LPASS_MAX_HDMI_DMA_CHANNELS; i++) {
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->msb_bits, ch_msb);
+ drvdata->hdmitx_ch_msb[i] = ch_msb;
+
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->lsb_bits, ch_lsb);
+ drvdata->hdmitx_ch_lsb[i] = ch_lsb;
+
+ tx_dmactl = devm_kzalloc(dev, sizeof(*tx_dmactl), GFP_KERNEL);
+ if (!tx_dmactl)
+ return -ENOMEM;
+
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->use_hw_chs, tx_dmactl->use_hw_chs);
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->use_hw_usr, tx_dmactl->use_hw_usr);
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->hw_chs_sel, tx_dmactl->hw_chs_sel);
+ QCOM_REGMAP_FIELD_ALLOC(dev, map, v->hw_usr_sel, tx_dmactl->hw_usr_sel);
+ drvdata->hdmi_tx_dmactl[i] = tx_dmactl;
+ }
+ return 0;
+}
+
+static bool lpass_hdmi_regmap_writeable(struct device *dev, unsigned int reg)
+{
+ struct lpass_data *drvdata = dev_get_drvdata(dev);
+ struct lpass_variant *v = drvdata->variant;
+ int i;
+
+ if (reg == LPASS_HDMI_TX_CTL_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_LEGACY_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_VBIT_CTL_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_PARITY_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_DP_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_SSTREAM_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMITX_APP_IRQEN_REG(v))
+ return true;
+ if (reg == LPASS_HDMITX_APP_IRQCLEAR_REG(v))
+ return true;
+
+ for (i = 0; i < v->hdmi_rdma_channels; i++) {
+ if (reg == LPASS_HDMI_TX_CH_LSB_ADDR(v, i))
+ return true;
+ if (reg == LPASS_HDMI_TX_CH_MSB_ADDR(v, i))
+ return true;
+ if (reg == LPASS_HDMI_TX_DMA_ADDR(v, i))
+ return true;
+ }
+
+ for (i = 0; i < v->hdmi_rdma_channels; ++i) {
+ if (reg == LPAIF_HDMI_RDMACTL_REG(v, i))
+ return true;
+ if (reg == LPAIF_HDMI_RDMABASE_REG(v, i))
+ return true;
+ if (reg == LPAIF_HDMI_RDMABUFF_REG(v, i))
+ return true;
+ if (reg == LPAIF_HDMI_RDMAPER_REG(v, i))
+ return true;
+ }
+ return false;
+}
+
+static bool lpass_hdmi_regmap_readable(struct device *dev, unsigned int reg)
+{
+ struct lpass_data *drvdata = dev_get_drvdata(dev);
+ struct lpass_variant *v = drvdata->variant;
+ int i;
+
+ if (reg == LPASS_HDMI_TX_CTL_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_LEGACY_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_VBIT_CTL_ADDR(v))
+ return true;
+
+ for (i = 0; i < v->hdmi_rdma_channels; i++) {
+ if (reg == LPASS_HDMI_TX_CH_LSB_ADDR(v, i))
+ return true;
+ if (reg == LPASS_HDMI_TX_CH_MSB_ADDR(v, i))
+ return true;
+ if (reg == LPASS_HDMI_TX_DMA_ADDR(v, i))
+ return true;
+ }
+
+ if (reg == LPASS_HDMI_TX_PARITY_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_DP_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_SSTREAM_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMITX_APP_IRQEN_REG(v))
+ return true;
+ if (reg == LPASS_HDMITX_APP_IRQSTAT_REG(v))
+ return true;
+
+ for (i = 0; i < v->hdmi_rdma_channels; ++i) {
+ if (reg == LPAIF_HDMI_RDMACTL_REG(v, i))
+ return true;
+ if (reg == LPAIF_HDMI_RDMABASE_REG(v, i))
+ return true;
+ if (reg == LPAIF_HDMI_RDMABUFF_REG(v, i))
+ return true;
+ if (reg == LPAIF_HDMI_RDMAPER_REG(v, i))
+ return true;
+ if (reg == LPAIF_HDMI_RDMACURR_REG(v, i))
+ return true;
+ }
+
+ return false;
+}
+
+static bool lpass_hdmi_regmap_volatile(struct device *dev, unsigned int reg)
+{
+ struct lpass_data *drvdata = dev_get_drvdata(dev);
+ struct lpass_variant *v = drvdata->variant;
+ int i;
+
+ if (reg == LPASS_HDMITX_APP_IRQSTAT_REG(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_LEGACY_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_VBIT_CTL_ADDR(v))
+ return true;
+ if (reg == LPASS_HDMI_TX_PARITY_ADDR(v))
+ return true;
+
+ for (i = 0; i < v->hdmi_rdma_channels; ++i) {
+ if (reg == LPAIF_HDMI_RDMACURR_REG(v, i))
+ return true;
+ if (reg == LPASS_HDMI_TX_DMA_ADDR(v, i))
+ return true;
+ if (reg == LPASS_HDMI_TX_CH_LSB_ADDR(v, i))
+ return true;
+ if (reg == LPASS_HDMI_TX_CH_MSB_ADDR(v, i))
+ return true;
+ }
+ return false;
+}
+
+struct regmap_config lpass_hdmi_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .writeable_reg = lpass_hdmi_regmap_writeable,
+ .readable_reg = lpass_hdmi_regmap_readable,
+ .volatile_reg = lpass_hdmi_regmap_volatile,
+ .cache_type = REGCACHE_FLAT,
+};
+
+static unsigned int of_lpass_cpu_parse_sd_lines(struct device *dev,
+ struct device_node *node,
+ const char *name)
+{
+ unsigned int lines[LPASS_CPU_MAX_MI2S_LINES];
+ unsigned int sd_line_mask = 0;
+ int num_lines, i;
+
+ num_lines = of_property_read_variable_u32_array(node, name, lines, 0,
+ LPASS_CPU_MAX_MI2S_LINES);
+ if (num_lines < 0)
+ return LPAIF_I2SCTL_MODE_NONE;
+
+ for (i = 0; i < num_lines; i++)
+ sd_line_mask |= BIT(lines[i]);
+
+ switch (sd_line_mask) {
+ case LPASS_CPU_I2S_SD0_MASK:
+ return LPAIF_I2SCTL_MODE_SD0;
+ case LPASS_CPU_I2S_SD1_MASK:
+ return LPAIF_I2SCTL_MODE_SD1;
+ case LPASS_CPU_I2S_SD2_MASK:
+ return LPAIF_I2SCTL_MODE_SD2;
+ case LPASS_CPU_I2S_SD3_MASK:
+ return LPAIF_I2SCTL_MODE_SD3;
+ case LPASS_CPU_I2S_SD0_1_MASK:
+ return LPAIF_I2SCTL_MODE_QUAD01;
+ case LPASS_CPU_I2S_SD2_3_MASK:
+ return LPAIF_I2SCTL_MODE_QUAD23;
+ case LPASS_CPU_I2S_SD0_1_2_MASK:
+ return LPAIF_I2SCTL_MODE_6CH;
+ case LPASS_CPU_I2S_SD0_1_2_3_MASK:
+ return LPAIF_I2SCTL_MODE_8CH;
+ default:
+ dev_err(dev, "Unsupported SD line mask: %#x\n", sd_line_mask);
+ return LPAIF_I2SCTL_MODE_NONE;
+ }
+}
+
+static void of_lpass_cpu_parse_dai_data(struct device *dev,
+ struct lpass_data *data)
+{
+ struct device_node *node;
+ int ret, i, id;
+
+ /* Allow all channels by default for backwards compatibility */
+ for (i = 0; i < data->variant->num_dai; i++) {
+ id = data->variant->dai_driver[i].id;
+ data->mi2s_playback_sd_mode[id] = LPAIF_I2SCTL_MODE_8CH;
+ data->mi2s_capture_sd_mode[id] = LPAIF_I2SCTL_MODE_8CH;
+ }
+
+ for_each_child_of_node(dev->of_node, node) {
+ ret = of_property_read_u32(node, "reg", &id);
+ if (ret || id < 0) {
+ dev_err(dev, "valid dai id not found: %d\n", ret);
+ continue;
+ }
+ if (id == LPASS_DP_RX) {
+ data->hdmi_port_enable = 1;
+ } else {
+ data->mi2s_playback_sd_mode[id] =
+ of_lpass_cpu_parse_sd_lines(dev, node,
+ "qcom,playback-sd-lines");
+ data->mi2s_capture_sd_mode[id] =
+ of_lpass_cpu_parse_sd_lines(dev, node,
+ "qcom,capture-sd-lines");
+ }
+ }
+}
+
int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev)
{
struct lpass_data *drvdata;
@@ -417,12 +856,12 @@
dsp_of_node = of_parse_phandle(pdev->dev.of_node, "qcom,adsp", 0);
if (dsp_of_node) {
- dev_err(&pdev->dev, "DSP exists and holds audio resources\n");
+ dev_err(dev, "DSP exists and holds audio resources\n");
+ of_node_put(dsp_of_node);
return -EBUSY;
}
- drvdata = devm_kzalloc(&pdev->dev, sizeof(struct lpass_data),
- GFP_KERNEL);
+ drvdata = devm_kzalloc(dev, sizeof(struct lpass_data), GFP_KERNEL);
if (!drvdata)
return -ENOMEM;
platform_set_drvdata(pdev, drvdata);
@@ -434,11 +873,13 @@
drvdata->variant = (struct lpass_variant *)match->data;
variant = drvdata->variant;
+ of_lpass_cpu_parse_dai_data(dev, drvdata);
+
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "lpass-lpaif");
- drvdata->lpaif = devm_ioremap_resource(&pdev->dev, res);
+ drvdata->lpaif = devm_ioremap_resource(dev, res);
if (IS_ERR((void const __force *)drvdata->lpaif)) {
- dev_err(&pdev->dev, "error mapping reg resource: %ld\n",
+ dev_err(dev, "error mapping reg resource: %ld\n",
PTR_ERR((void const __force *)drvdata->lpaif));
return PTR_ERR((void const __force *)drvdata->lpaif);
}
@@ -447,35 +888,54 @@
variant->wrdma_channels +
variant->wrdma_channel_start);
- drvdata->lpaif_map = devm_regmap_init_mmio(&pdev->dev, drvdata->lpaif,
+ drvdata->lpaif_map = devm_regmap_init_mmio(dev, drvdata->lpaif,
&lpass_cpu_regmap_config);
if (IS_ERR(drvdata->lpaif_map)) {
- dev_err(&pdev->dev, "error initializing regmap: %ld\n",
+ dev_err(dev, "error initializing regmap: %ld\n",
PTR_ERR(drvdata->lpaif_map));
return PTR_ERR(drvdata->lpaif_map);
}
- if (variant->init)
- variant->init(pdev);
+ if (drvdata->hdmi_port_enable) {
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "lpass-hdmiif");
+
+ drvdata->hdmiif = devm_ioremap_resource(dev, res);
+ if (IS_ERR((void const __force *)drvdata->hdmiif)) {
+ dev_err(dev, "error mapping reg resource: %ld\n",
+ PTR_ERR((void const __force *)drvdata->hdmiif));
+ return PTR_ERR((void const __force *)drvdata->hdmiif);
+ }
+
+ lpass_hdmi_regmap_config.max_register = LPAIF_HDMI_RDMAPER_REG(variant,
+ variant->hdmi_rdma_channels - 1);
+ drvdata->hdmiif_map = devm_regmap_init_mmio(dev, drvdata->hdmiif,
+ &lpass_hdmi_regmap_config);
+ if (IS_ERR(drvdata->hdmiif_map)) {
+ dev_err(dev, "error initializing regmap: %ld\n",
+ PTR_ERR(drvdata->hdmiif_map));
+ return PTR_ERR(drvdata->hdmiif_map);
+ }
+ }
+
+ if (variant->init) {
+ ret = variant->init(pdev);
+ if (ret) {
+ dev_err(dev, "error initializing variant: %d\n", ret);
+ return ret;
+ }
+ }
for (i = 0; i < variant->num_dai; i++) {
dai_id = variant->dai_driver[i].id;
- drvdata->mi2s_osr_clk[dai_id] = devm_clk_get(&pdev->dev,
+ if (dai_id == LPASS_DP_RX)
+ continue;
+
+ drvdata->mi2s_osr_clk[dai_id] = devm_clk_get_optional(dev,
variant->dai_osr_clk_names[i]);
- if (IS_ERR(drvdata->mi2s_osr_clk[dai_id])) {
- dev_warn(&pdev->dev,
- "%s() error getting optional %s: %ld\n",
- __func__,
- variant->dai_osr_clk_names[i],
- PTR_ERR(drvdata->mi2s_osr_clk[dai_id]));
-
- drvdata->mi2s_osr_clk[dai_id] = NULL;
- }
-
- drvdata->mi2s_bit_clk[dai_id] = devm_clk_get(&pdev->dev,
+ drvdata->mi2s_bit_clk[dai_id] = devm_clk_get(dev,
variant->dai_bit_clk_names[i]);
if (IS_ERR(drvdata->mi2s_bit_clk[dai_id])) {
- dev_err(&pdev->dev,
+ dev_err(dev,
"error getting %s: %ld\n",
variant->dai_bit_clk_names[i],
PTR_ERR(drvdata->mi2s_bit_clk[dai_id]));
@@ -483,48 +943,41 @@
}
}
- drvdata->ahbix_clk = devm_clk_get(&pdev->dev, "ahbix-clk");
- if (IS_ERR(drvdata->ahbix_clk)) {
- dev_err(&pdev->dev, "error getting ahbix-clk: %ld\n",
- PTR_ERR(drvdata->ahbix_clk));
- return PTR_ERR(drvdata->ahbix_clk);
- }
+ /* Allocation for i2sctl regmap fields */
+ drvdata->i2sctl = devm_kzalloc(&pdev->dev, sizeof(struct lpaif_i2sctl),
+ GFP_KERNEL);
- ret = clk_set_rate(drvdata->ahbix_clk, LPASS_AHBIX_CLOCK_FREQUENCY);
+ /* Initialize bitfields for dai I2SCTL register */
+ ret = lpass_cpu_init_i2sctl_bitfields(dev, drvdata->i2sctl,
+ drvdata->lpaif_map);
if (ret) {
- dev_err(&pdev->dev, "error setting rate on ahbix_clk: %d\n",
- ret);
- return ret;
- }
- dev_dbg(&pdev->dev, "set ahbix_clk rate to %lu\n",
- clk_get_rate(drvdata->ahbix_clk));
-
- ret = clk_prepare_enable(drvdata->ahbix_clk);
- if (ret) {
- dev_err(&pdev->dev, "error enabling ahbix_clk: %d\n", ret);
+ dev_err(dev, "error init i2sctl field: %d\n", ret);
return ret;
}
- ret = devm_snd_soc_register_component(&pdev->dev,
+ if (drvdata->hdmi_port_enable) {
+ ret = lpass_hdmi_init_bitfields(dev, drvdata->hdmiif_map);
+ if (ret) {
+ dev_err(dev, "%s error hdmi init failed\n", __func__);
+ return ret;
+ }
+ }
+ ret = devm_snd_soc_register_component(dev,
&lpass_cpu_comp_driver,
variant->dai_driver,
variant->num_dai);
if (ret) {
- dev_err(&pdev->dev, "error registering cpu driver: %d\n", ret);
- goto err_clk;
+ dev_err(dev, "error registering cpu driver: %d\n", ret);
+ goto err;
}
ret = asoc_qcom_lpass_platform_register(pdev);
if (ret) {
- dev_err(&pdev->dev, "error registering platform driver: %d\n",
- ret);
- goto err_clk;
+ dev_err(dev, "error registering platform driver: %d\n", ret);
+ goto err;
}
- return 0;
-
-err_clk:
- clk_disable_unprepare(drvdata->ahbix_clk);
+err:
return ret;
}
EXPORT_SYMBOL_GPL(asoc_qcom_lpass_cpu_platform_probe);
@@ -536,7 +989,6 @@
if (drvdata->variant->exit)
drvdata->variant->exit(pdev);
- clk_disable_unprepare(drvdata->ahbix_clk);
return 0;
}
--
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