From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/sound/soc/qcom/lpass-platform.c | 615 ++++++++++++++++++++++++++++++++++++++++++-------------
1 files changed, 463 insertions(+), 152 deletions(-)
diff --git a/kernel/sound/soc/qcom/lpass-platform.c b/kernel/sound/soc/qcom/lpass-platform.c
index 1d06e2b..71122e9 100644
--- a/kernel/sound/soc/qcom/lpass-platform.c
+++ b/kernel/sound/soc/qcom/lpass-platform.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-platform.c -- ALSA SoC platform driver for QTi LPASS
*/
@@ -31,7 +23,7 @@
int i2s_port;
};
-#define LPASS_PLATFORM_BUFFER_SIZE (16 * 1024)
+#define LPASS_PLATFORM_BUFFER_SIZE (24 * 2 * 1024)
#define LPASS_PLATFORM_PERIODS 2
static const struct snd_pcm_hardware lpass_platform_pcm_hardware = {
@@ -58,17 +50,67 @@
.fifo_size = 0,
};
-static int lpass_platform_pcmops_open(struct snd_pcm_substream *substream)
+static int lpass_platform_alloc_dmactl_fields(struct device *dev,
+ struct regmap *map)
+{
+ struct lpass_data *drvdata = dev_get_drvdata(dev);
+ struct lpass_variant *v = drvdata->variant;
+ struct lpaif_dmactl *rd_dmactl, *wr_dmactl;
+ int rval;
+
+ drvdata->rd_dmactl = devm_kzalloc(dev, sizeof(struct lpaif_dmactl),
+ GFP_KERNEL);
+ if (drvdata->rd_dmactl == NULL)
+ return -ENOMEM;
+
+ drvdata->wr_dmactl = devm_kzalloc(dev, sizeof(struct lpaif_dmactl),
+ GFP_KERNEL);
+ if (drvdata->wr_dmactl == NULL)
+ return -ENOMEM;
+
+ rd_dmactl = drvdata->rd_dmactl;
+ wr_dmactl = drvdata->wr_dmactl;
+
+ rval = devm_regmap_field_bulk_alloc(dev, map, &rd_dmactl->intf,
+ &v->rdma_intf, 6);
+ if (rval)
+ return rval;
+
+ return devm_regmap_field_bulk_alloc(dev, map, &wr_dmactl->intf,
+ &v->wrdma_intf, 6);
+}
+
+static int lpass_platform_alloc_hdmidmactl_fields(struct device *dev,
+ struct regmap *map)
+{
+ struct lpass_data *drvdata = dev_get_drvdata(dev);
+ struct lpass_variant *v = drvdata->variant;
+ struct lpaif_dmactl *rd_dmactl;
+
+ rd_dmactl = devm_kzalloc(dev, sizeof(struct lpaif_dmactl), GFP_KERNEL);
+ if (rd_dmactl == NULL)
+ return -ENOMEM;
+
+ drvdata->hdmi_rd_dmactl = rd_dmactl;
+
+ return devm_regmap_field_bulk_alloc(dev, map, &rd_dmactl->bursten,
+ &v->hdmi_rdma_bursten, 8);
+}
+
+static int lpass_platform_pcmops_open(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_dai *cpu_dai = soc_runtime->cpu_dai;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(soc_runtime, DRV_NAME);
+ struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct lpass_variant *v = drvdata->variant;
int ret, dma_ch, dir = substream->stream;
struct lpass_pcm_data *data;
+ struct regmap *map;
+ unsigned int dai_id = cpu_dai->driver->id;
+ component->id = dai_id;
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (!data)
return -ENOMEM;
@@ -77,7 +119,7 @@
runtime->private_data = data;
if (v->alloc_dma_channel)
- dma_ch = v->alloc_dma_channel(drvdata, dir);
+ dma_ch = v->alloc_dma_channel(drvdata, dir, dai_id);
else
dma_ch = 0;
@@ -86,18 +128,21 @@
return dma_ch;
}
- drvdata->substream[dma_ch] = substream;
-
- ret = regmap_write(drvdata->lpaif_map,
- LPAIF_DMACTL_REG(v, dma_ch, dir), 0);
+ if (cpu_dai->driver->id == LPASS_DP_RX) {
+ map = drvdata->hdmiif_map;
+ drvdata->hdmi_substream[dma_ch] = substream;
+ } else {
+ map = drvdata->lpaif_map;
+ drvdata->substream[dma_ch] = substream;
+ }
+ data->dma_ch = dma_ch;
+ ret = regmap_write(map,
+ LPAIF_DMACTL_REG(v, dma_ch, dir, data->i2s_port), 0);
if (ret) {
dev_err(soc_runtime->dev,
"error writing to rdmactl reg: %d\n", ret);
- return ret;
+ return ret;
}
-
- data->dma_ch = dma_ch;
-
snd_soc_set_runtime_hwparams(substream, &lpass_platform_pcm_hardware);
runtime->dma_bytes = lpass_platform_pcm_hardware.buffer_bytes_max;
@@ -116,29 +161,35 @@
return 0;
}
-static int lpass_platform_pcmops_close(struct snd_pcm_substream *substream)
+static int lpass_platform_pcmops_close(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(soc_runtime, DRV_NAME);
+ struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct lpass_variant *v = drvdata->variant;
struct lpass_pcm_data *data;
+ unsigned int dai_id = cpu_dai->driver->id;
data = runtime->private_data;
- drvdata->substream[data->dma_ch] = NULL;
+ if (dai_id == LPASS_DP_RX)
+ drvdata->hdmi_substream[data->dma_ch] = NULL;
+ else
+ drvdata->substream[data->dma_ch] = NULL;
if (v->free_dma_channel)
- v->free_dma_channel(drvdata, data->dma_ch);
+ v->free_dma_channel(drvdata, data->dma_ch, dai_id);
kfree(data);
return 0;
}
-static int lpass_platform_pcmops_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
+static int lpass_platform_pcmops_hw_params(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
{
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(soc_runtime, DRV_NAME);
+ struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
@@ -146,11 +197,23 @@
snd_pcm_format_t format = params_format(params);
unsigned int channels = params_channels(params);
unsigned int regval;
- int ch, dir = substream->stream;
+ struct lpaif_dmactl *dmactl;
+ int id, dir = substream->stream;
int bitwidth;
int ret, dma_port = pcm_data->i2s_port + v->dmactl_audif_start;
+ unsigned int dai_id = cpu_dai->driver->id;
- ch = pcm_data->dma_ch;
+ if (dir == SNDRV_PCM_STREAM_PLAYBACK) {
+ id = pcm_data->dma_ch;
+ if (dai_id == LPASS_DP_RX)
+ dmactl = drvdata->hdmi_rd_dmactl;
+ else
+ dmactl = drvdata->rd_dmactl;
+
+ } else {
+ dmactl = drvdata->wr_dmactl;
+ id = pcm_data->dma_ch - v->wrdma_channel_start;
+ }
bitwidth = snd_pcm_format_width(format);
if (bitwidth < 0) {
@@ -159,29 +222,75 @@
return bitwidth;
}
- regval = LPAIF_DMACTL_BURSTEN_INCR4 |
- LPAIF_DMACTL_AUDINTF(dma_port) |
- LPAIF_DMACTL_FIFOWM_8;
+ ret = regmap_fields_write(dmactl->bursten, id, LPAIF_DMACTL_BURSTEN_INCR4);
+ if (ret) {
+ dev_err(soc_runtime->dev, "error updating bursten field: %d\n", ret);
+ return ret;
+ }
+ ret = regmap_fields_write(dmactl->fifowm, id, LPAIF_DMACTL_FIFOWM_8);
+ if (ret) {
+ dev_err(soc_runtime->dev, "error updating fifowm field: %d\n", ret);
+ return ret;
+ }
+
+ switch (dai_id) {
+ case LPASS_DP_RX:
+ ret = regmap_fields_write(dmactl->burst8, id,
+ LPAIF_DMACTL_BURSTEN_INCR4);
+ if (ret) {
+ dev_err(soc_runtime->dev, "error updating burst8en field: %d\n", ret);
+ return ret;
+ }
+ ret = regmap_fields_write(dmactl->burst16, id,
+ LPAIF_DMACTL_BURSTEN_INCR4);
+ if (ret) {
+ dev_err(soc_runtime->dev, "error updating burst16en field: %d\n", ret);
+ return ret;
+ }
+ ret = regmap_fields_write(dmactl->dynburst, id,
+ LPAIF_DMACTL_BURSTEN_INCR4);
+ if (ret) {
+ dev_err(soc_runtime->dev, "error updating dynbursten field: %d\n", ret);
+ return ret;
+ }
+ break;
+ case MI2S_PRIMARY:
+ case MI2S_SECONDARY:
+ case MI2S_TERTIARY:
+ case MI2S_QUATERNARY:
+ case MI2S_QUINARY:
+ ret = regmap_fields_write(dmactl->intf, id,
+ LPAIF_DMACTL_AUDINTF(dma_port));
+ if (ret) {
+ dev_err(soc_runtime->dev, "error updating audio interface field: %d\n",
+ ret);
+ return ret;
+ }
+
+ break;
+ default:
+ dev_err(soc_runtime->dev, "%s: invalid interface: %d\n", __func__, dai_id);
+ break;
+ }
switch (bitwidth) {
case 16:
switch (channels) {
case 1:
case 2:
- regval |= LPAIF_DMACTL_WPSCNT_ONE;
+ regval = LPAIF_DMACTL_WPSCNT_ONE;
break;
case 4:
- regval |= LPAIF_DMACTL_WPSCNT_TWO;
+ regval = LPAIF_DMACTL_WPSCNT_TWO;
break;
case 6:
- regval |= LPAIF_DMACTL_WPSCNT_THREE;
+ regval = LPAIF_DMACTL_WPSCNT_THREE;
break;
case 8:
- regval |= LPAIF_DMACTL_WPSCNT_FOUR;
+ regval = LPAIF_DMACTL_WPSCNT_FOUR;
break;
default:
- dev_err(soc_runtime->dev,
- "invalid PCM config given: bw=%d, ch=%u\n",
+ dev_err(soc_runtime->dev, "invalid PCM config given: bw=%d, ch=%u\n",
bitwidth, channels);
return -EINVAL;
}
@@ -190,23 +299,30 @@
case 32:
switch (channels) {
case 1:
- regval |= LPAIF_DMACTL_WPSCNT_ONE;
+ regval = LPAIF_DMACTL_WPSCNT_ONE;
break;
case 2:
- regval |= LPAIF_DMACTL_WPSCNT_TWO;
+ regval = (dai_id == LPASS_DP_RX ?
+ LPAIF_DMACTL_WPSCNT_ONE :
+ LPAIF_DMACTL_WPSCNT_TWO);
break;
case 4:
- regval |= LPAIF_DMACTL_WPSCNT_FOUR;
+ regval = (dai_id == LPASS_DP_RX ?
+ LPAIF_DMACTL_WPSCNT_TWO :
+ LPAIF_DMACTL_WPSCNT_FOUR);
break;
case 6:
- regval |= LPAIF_DMACTL_WPSCNT_SIX;
+ regval = (dai_id == LPASS_DP_RX ?
+ LPAIF_DMACTL_WPSCNT_THREE :
+ LPAIF_DMACTL_WPSCNT_SIX);
break;
case 8:
- regval |= LPAIF_DMACTL_WPSCNT_EIGHT;
+ regval = (dai_id == LPASS_DP_RX ?
+ LPAIF_DMACTL_WPSCNT_FOUR :
+ LPAIF_DMACTL_WPSCNT_EIGHT);
break;
default:
- dev_err(soc_runtime->dev,
- "invalid PCM config given: bw=%d, ch=%u\n",
+ dev_err(soc_runtime->dev, "invalid PCM config given: bw=%d, ch=%u\n",
bitwidth, channels);
return -EINVAL;
}
@@ -217,10 +333,9 @@
return -EINVAL;
}
- ret = regmap_write(drvdata->lpaif_map,
- LPAIF_DMACTL_REG(v, ch, dir), regval);
+ ret = regmap_fields_write(dmactl->wpscnt, id, regval);
if (ret) {
- dev_err(soc_runtime->dev, "error writing to rdmactl reg: %d\n",
+ dev_err(soc_runtime->dev, "error writing to dmactl reg: %d\n",
ret);
return ret;
}
@@ -228,19 +343,27 @@
return 0;
}
-static int lpass_platform_pcmops_hw_free(struct snd_pcm_substream *substream)
+static int lpass_platform_pcmops_hw_free(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(soc_runtime, DRV_NAME);
+ struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
struct lpass_variant *v = drvdata->variant;
unsigned int reg;
int ret;
+ struct regmap *map;
+ unsigned int dai_id = cpu_dai->driver->id;
- reg = LPAIF_DMACTL_REG(v, pcm_data->dma_ch, substream->stream);
- ret = regmap_write(drvdata->lpaif_map, reg, 0);
+ if (dai_id == LPASS_DP_RX)
+ map = drvdata->hdmiif_map;
+ else
+ map = drvdata->lpaif_map;
+
+ reg = LPAIF_DMACTL_REG(v, pcm_data->dma_ch, substream->stream, dai_id);
+ ret = regmap_write(map, reg, 0);
if (ret)
dev_err(soc_runtime->dev, "error writing to rdmactl reg: %d\n",
ret);
@@ -248,30 +371,48 @@
return ret;
}
-static int lpass_platform_pcmops_prepare(struct snd_pcm_substream *substream)
+static int lpass_platform_pcmops_prepare(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(soc_runtime, DRV_NAME);
+ struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
struct lpass_variant *v = drvdata->variant;
- int ret, ch, dir = substream->stream;
+ struct lpaif_dmactl *dmactl;
+ struct regmap *map;
+ int ret, id, ch, dir = substream->stream;
+ unsigned int dai_id = cpu_dai->driver->id;
+
ch = pcm_data->dma_ch;
+ if (dir == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (dai_id == LPASS_DP_RX) {
+ dmactl = drvdata->hdmi_rd_dmactl;
+ map = drvdata->hdmiif_map;
+ } else {
+ dmactl = drvdata->rd_dmactl;
+ map = drvdata->lpaif_map;
+ }
- ret = regmap_write(drvdata->lpaif_map,
- LPAIF_DMABASE_REG(v, ch, dir),
- runtime->dma_addr);
+ id = pcm_data->dma_ch;
+ } else {
+ dmactl = drvdata->wr_dmactl;
+ id = pcm_data->dma_ch - v->wrdma_channel_start;
+ map = drvdata->lpaif_map;
+ }
+
+ ret = regmap_write(map, LPAIF_DMABASE_REG(v, ch, dir, dai_id),
+ runtime->dma_addr);
if (ret) {
dev_err(soc_runtime->dev, "error writing to rdmabase reg: %d\n",
ret);
return ret;
}
- ret = regmap_write(drvdata->lpaif_map,
- LPAIF_DMABUFF_REG(v, ch, dir),
+ ret = regmap_write(map, LPAIF_DMABUFF_REG(v, ch, dir, dai_id),
(snd_pcm_lib_buffer_bytes(substream) >> 2) - 1);
if (ret) {
dev_err(soc_runtime->dev, "error writing to rdmabuff reg: %d\n",
@@ -279,8 +420,7 @@
return ret;
}
- ret = regmap_write(drvdata->lpaif_map,
- LPAIF_DMAPER_REG(v, ch, dir),
+ ret = regmap_write(map, LPAIF_DMAPER_REG(v, ch, dir, dai_id),
(snd_pcm_lib_period_bytes(substream) >> 2) - 1);
if (ret) {
dev_err(soc_runtime->dev, "error writing to rdmaper reg: %d\n",
@@ -288,9 +428,7 @@
return ret;
}
- ret = regmap_update_bits(drvdata->lpaif_map,
- LPAIF_DMACTL_REG(v, ch, dir),
- LPAIF_DMACTL_ENABLE_MASK, LPAIF_DMACTL_ENABLE_ON);
+ ret = regmap_fields_write(dmactl->enable, id, LPAIF_DMACTL_ENABLE_ON);
if (ret) {
dev_err(soc_runtime->dev, "error writing to rdmactl reg: %d\n",
ret);
@@ -300,69 +438,146 @@
return 0;
}
-static int lpass_platform_pcmops_trigger(struct snd_pcm_substream *substream,
- int cmd)
+static int lpass_platform_pcmops_trigger(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
+ int cmd)
{
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(soc_runtime, DRV_NAME);
+ struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
struct lpass_variant *v = drvdata->variant;
- int ret, ch, dir = substream->stream;
+ struct lpaif_dmactl *dmactl;
+ struct regmap *map;
+ int ret, ch, id;
+ int dir = substream->stream;
+ unsigned int reg_irqclr = 0, val_irqclr = 0;
+ unsigned int reg_irqen = 0, val_irqen = 0, val_mask = 0;
+ unsigned int dai_id = cpu_dai->driver->id;
ch = pcm_data->dma_ch;
+ if (dir == SNDRV_PCM_STREAM_PLAYBACK) {
+ id = pcm_data->dma_ch;
+ if (dai_id == LPASS_DP_RX) {
+ dmactl = drvdata->hdmi_rd_dmactl;
+ map = drvdata->hdmiif_map;
+ } else {
+ dmactl = drvdata->rd_dmactl;
+ map = drvdata->lpaif_map;
+ }
+ } else {
+ dmactl = drvdata->wr_dmactl;
+ id = pcm_data->dma_ch - v->wrdma_channel_start;
+ map = drvdata->lpaif_map;
+ }
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- /* clear status before enabling interrupts */
- ret = regmap_write(drvdata->lpaif_map,
- LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST),
- LPAIF_IRQ_ALL(ch));
- if (ret) {
- dev_err(soc_runtime->dev,
- "error writing to irqclear reg: %d\n", ret);
- return ret;
- }
-
- ret = regmap_update_bits(drvdata->lpaif_map,
- LPAIF_IRQEN_REG(v, LPAIF_IRQ_PORT_HOST),
- LPAIF_IRQ_ALL(ch),
- LPAIF_IRQ_ALL(ch));
- if (ret) {
- dev_err(soc_runtime->dev,
- "error writing to irqen reg: %d\n", ret);
- return ret;
- }
-
- ret = regmap_update_bits(drvdata->lpaif_map,
- LPAIF_DMACTL_REG(v, ch, dir),
- LPAIF_DMACTL_ENABLE_MASK,
- LPAIF_DMACTL_ENABLE_ON);
+ ret = regmap_fields_write(dmactl->enable, id,
+ LPAIF_DMACTL_ENABLE_ON);
if (ret) {
dev_err(soc_runtime->dev,
"error writing to rdmactl reg: %d\n", ret);
+ return ret;
+ }
+ switch (dai_id) {
+ case LPASS_DP_RX:
+ ret = regmap_fields_write(dmactl->dyncclk, id,
+ LPAIF_DMACTL_DYNCLK_ON);
+ if (ret) {
+ dev_err(soc_runtime->dev,
+ "error writing to rdmactl reg: %d\n", ret);
+ return ret;
+ }
+ reg_irqclr = LPASS_HDMITX_APP_IRQCLEAR_REG(v);
+ val_irqclr = (LPAIF_IRQ_ALL(ch) |
+ LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(ch) |
+ LPAIF_IRQ_HDMI_METADONE |
+ LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(ch));
+
+ reg_irqen = LPASS_HDMITX_APP_IRQEN_REG(v);
+ val_mask = (LPAIF_IRQ_ALL(ch) |
+ LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(ch) |
+ LPAIF_IRQ_HDMI_METADONE |
+ LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(ch));
+ val_irqen = (LPAIF_IRQ_ALL(ch) |
+ LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(ch) |
+ LPAIF_IRQ_HDMI_METADONE |
+ LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(ch));
+ break;
+ case MI2S_PRIMARY:
+ case MI2S_SECONDARY:
+ case MI2S_TERTIARY:
+ case MI2S_QUATERNARY:
+ case MI2S_QUINARY:
+ reg_irqclr = LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST);
+ val_irqclr = LPAIF_IRQ_ALL(ch);
+
+
+ reg_irqen = LPAIF_IRQEN_REG(v, LPAIF_IRQ_PORT_HOST);
+ val_mask = LPAIF_IRQ_ALL(ch);
+ val_irqen = LPAIF_IRQ_ALL(ch);
+ break;
+ default:
+ dev_err(soc_runtime->dev, "%s: invalid %d interface\n", __func__, dai_id);
+ return -EINVAL;
+ }
+
+ ret = regmap_write(map, reg_irqclr, val_irqclr);
+ if (ret) {
+ dev_err(soc_runtime->dev, "error writing to irqclear reg: %d\n", ret);
+ return ret;
+ }
+ ret = regmap_update_bits(map, reg_irqen, val_mask, val_irqen);
+ if (ret) {
+ dev_err(soc_runtime->dev, "error writing to irqen reg: %d\n", ret);
return ret;
}
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- ret = regmap_update_bits(drvdata->lpaif_map,
- LPAIF_DMACTL_REG(v, ch, dir),
- LPAIF_DMACTL_ENABLE_MASK,
- LPAIF_DMACTL_ENABLE_OFF);
+ ret = regmap_fields_write(dmactl->enable, id,
+ LPAIF_DMACTL_ENABLE_OFF);
if (ret) {
dev_err(soc_runtime->dev,
"error writing to rdmactl reg: %d\n", ret);
return ret;
}
+ switch (dai_id) {
+ case LPASS_DP_RX:
+ ret = regmap_fields_write(dmactl->dyncclk, id,
+ LPAIF_DMACTL_DYNCLK_OFF);
+ if (ret) {
+ dev_err(soc_runtime->dev,
+ "error writing to rdmactl reg: %d\n", ret);
+ return ret;
+ }
+ reg_irqen = LPASS_HDMITX_APP_IRQEN_REG(v);
+ val_mask = (LPAIF_IRQ_ALL(ch) |
+ LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(ch) |
+ LPAIF_IRQ_HDMI_METADONE |
+ LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(ch));
+ val_irqen = 0;
+ break;
+ case MI2S_PRIMARY:
+ case MI2S_SECONDARY:
+ case MI2S_TERTIARY:
+ case MI2S_QUATERNARY:
+ case MI2S_QUINARY:
+ reg_irqen = LPAIF_IRQEN_REG(v, LPAIF_IRQ_PORT_HOST);
+ val_mask = LPAIF_IRQ_ALL(ch);
+ val_irqen = 0;
+ break;
+ default:
+ dev_err(soc_runtime->dev, "%s: invalid %d interface\n", __func__, dai_id);
+ return -EINVAL;
+ }
- ret = regmap_update_bits(drvdata->lpaif_map,
- LPAIF_IRQEN_REG(v, LPAIF_IRQ_PORT_HOST),
- LPAIF_IRQ_ALL(ch), 0);
+ ret = regmap_update_bits(map, reg_irqen, val_mask, val_irqen);
if (ret) {
dev_err(soc_runtime->dev,
"error writing to irqen reg: %d\n", ret);
@@ -375,29 +590,37 @@
}
static snd_pcm_uframes_t lpass_platform_pcmops_pointer(
+ struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(soc_runtime, DRV_NAME);
+ struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
struct lpass_variant *v = drvdata->variant;
unsigned int base_addr, curr_addr;
int ret, ch, dir = substream->stream;
+ struct regmap *map;
+ unsigned int dai_id = cpu_dai->driver->id;
+
+ if (dai_id == LPASS_DP_RX)
+ map = drvdata->hdmiif_map;
+ else
+ map = drvdata->lpaif_map;
ch = pcm_data->dma_ch;
- ret = regmap_read(drvdata->lpaif_map,
- LPAIF_DMABASE_REG(v, ch, dir), &base_addr);
+ ret = regmap_read(map,
+ LPAIF_DMABASE_REG(v, ch, dir, dai_id), &base_addr);
if (ret) {
dev_err(soc_runtime->dev,
"error reading from rdmabase reg: %d\n", ret);
return ret;
}
- ret = regmap_read(drvdata->lpaif_map,
- LPAIF_DMACURR_REG(v, ch, dir), &curr_addr);
+ ret = regmap_read(map,
+ LPAIF_DMACURR_REG(v, ch, dir, dai_id), &curr_addr);
if (ret) {
dev_err(soc_runtime->dev,
"error reading from rdmacurr reg: %d\n", ret);
@@ -407,42 +630,54 @@
return bytes_to_frames(substream->runtime, curr_addr - base_addr);
}
-static int lpass_platform_pcmops_mmap(struct snd_pcm_substream *substream,
- struct vm_area_struct *vma)
+static int lpass_platform_pcmops_mmap(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
+ struct vm_area_struct *vma)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- return dma_mmap_coherent(substream->pcm->card->dev, vma,
- runtime->dma_area, runtime->dma_addr,
- runtime->dma_bytes);
+ return dma_mmap_coherent(component->dev, vma, runtime->dma_area,
+ runtime->dma_addr, runtime->dma_bytes);
}
-
-static const struct snd_pcm_ops lpass_platform_pcm_ops = {
- .open = lpass_platform_pcmops_open,
- .close = lpass_platform_pcmops_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = lpass_platform_pcmops_hw_params,
- .hw_free = lpass_platform_pcmops_hw_free,
- .prepare = lpass_platform_pcmops_prepare,
- .trigger = lpass_platform_pcmops_trigger,
- .pointer = lpass_platform_pcmops_pointer,
- .mmap = lpass_platform_pcmops_mmap,
-};
static irqreturn_t lpass_dma_interrupt_handler(
struct snd_pcm_substream *substream,
struct lpass_data *drvdata,
int chan, u32 interrupts)
{
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
+ struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
struct lpass_variant *v = drvdata->variant;
irqreturn_t ret = IRQ_NONE;
int rv;
+ unsigned int reg = 0, val = 0;
+ struct regmap *map;
+ unsigned int dai_id = cpu_dai->driver->id;
+ switch (dai_id) {
+ case LPASS_DP_RX:
+ map = drvdata->hdmiif_map;
+ reg = LPASS_HDMITX_APP_IRQCLEAR_REG(v);
+ val = (LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(chan) |
+ LPAIF_IRQ_HDMI_METADONE |
+ LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(chan));
+ break;
+ case MI2S_PRIMARY:
+ case MI2S_SECONDARY:
+ case MI2S_TERTIARY:
+ case MI2S_QUATERNARY:
+ case MI2S_QUINARY:
+ map = drvdata->lpaif_map;
+ reg = LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST);
+ val = 0;
+ break;
+ default:
+ dev_err(soc_runtime->dev, "%s: invalid %d interface\n", __func__, dai_id);
+ return -EINVAL;
+ }
if (interrupts & LPAIF_IRQ_PER(chan)) {
- rv = regmap_write(drvdata->lpaif_map,
- LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST),
- LPAIF_IRQ_PER(chan));
+
+ rv = regmap_write(map, reg, LPAIF_IRQ_PER(chan) | val);
if (rv) {
dev_err(soc_runtime->dev,
"error writing to irqclear reg: %d\n", rv);
@@ -453,9 +688,7 @@
}
if (interrupts & LPAIF_IRQ_XRUN(chan)) {
- rv = regmap_write(drvdata->lpaif_map,
- LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST),
- LPAIF_IRQ_XRUN(chan));
+ rv = regmap_write(map, reg, LPAIF_IRQ_XRUN(chan) | val);
if (rv) {
dev_err(soc_runtime->dev,
"error writing to irqclear reg: %d\n", rv);
@@ -467,9 +700,7 @@
}
if (interrupts & LPAIF_IRQ_ERR(chan)) {
- rv = regmap_write(drvdata->lpaif_map,
- LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST),
- LPAIF_IRQ_ERR(chan));
+ rv = regmap_write(map, reg, LPAIF_IRQ_ERR(chan) | val);
if (rv) {
dev_err(soc_runtime->dev,
"error writing to irqclear reg: %d\n", rv);
@@ -477,6 +708,16 @@
}
dev_err(soc_runtime->dev, "bus access error\n");
snd_pcm_stop(substream, SNDRV_PCM_STATE_DISCONNECTED);
+ ret = IRQ_HANDLED;
+ }
+
+ if (interrupts & val) {
+ rv = regmap_write(map, reg, val);
+ if (rv) {
+ dev_err(soc_runtime->dev,
+ "error writing to irqclear reg: %d\n", rv);
+ return IRQ_NONE;
+ }
ret = IRQ_HANDLED;
}
@@ -511,11 +752,42 @@
return IRQ_HANDLED;
}
-static int lpass_platform_pcm_new(struct snd_soc_pcm_runtime *soc_runtime)
+static irqreturn_t lpass_platform_hdmiif_irq(int irq, void *data)
+{
+ struct lpass_data *drvdata = data;
+ struct lpass_variant *v = drvdata->variant;
+ unsigned int irqs;
+ int rv, chan;
+
+ rv = regmap_read(drvdata->hdmiif_map,
+ LPASS_HDMITX_APP_IRQSTAT_REG(v), &irqs);
+ if (rv) {
+ pr_err("error reading from irqstat reg: %d\n", rv);
+ return IRQ_NONE;
+ }
+
+ /* Handle per channel interrupts */
+ for (chan = 0; chan < LPASS_MAX_HDMI_DMA_CHANNELS; chan++) {
+ if (irqs & (LPAIF_IRQ_ALL(chan) | LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(chan) |
+ LPAIF_IRQ_HDMI_METADONE |
+ LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(chan))
+ && drvdata->hdmi_substream[chan]) {
+ rv = lpass_dma_interrupt_handler(
+ drvdata->hdmi_substream[chan],
+ drvdata, chan, irqs);
+ if (rv != IRQ_HANDLED)
+ return rv;
+ }
+ }
+
+ return IRQ_HANDLED;
+}
+
+static int lpass_platform_pcm_new(struct snd_soc_component *component,
+ struct snd_soc_pcm_runtime *soc_runtime)
{
struct snd_pcm *pcm = soc_runtime->pcm;
struct snd_pcm_substream *psubstream, *csubstream;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(soc_runtime, DRV_NAME);
int ret = -EINVAL;
size_t size = lpass_platform_pcm_hardware.buffer_bytes_max;
@@ -547,12 +819,13 @@
return 0;
}
-static void lpass_platform_pcm_free(struct snd_pcm *pcm)
+static void lpass_platform_pcm_free(struct snd_soc_component *component,
+ struct snd_pcm *pcm)
{
struct snd_pcm_substream *substream;
int i;
- for (i = 0; i < ARRAY_SIZE(pcm->streams); i++) {
+ for_each_pcm_streams(i) {
substream = pcm->streams[i].substream;
if (substream) {
snd_dma_free_pages(&substream->dma_buffer);
@@ -564,9 +837,17 @@
static const struct snd_soc_component_driver lpass_component_driver = {
.name = DRV_NAME,
- .pcm_new = lpass_platform_pcm_new,
- .pcm_free = lpass_platform_pcm_free,
- .ops = &lpass_platform_pcm_ops,
+ .open = lpass_platform_pcmops_open,
+ .close = lpass_platform_pcmops_close,
+ .hw_params = lpass_platform_pcmops_hw_params,
+ .hw_free = lpass_platform_pcmops_hw_free,
+ .prepare = lpass_platform_pcmops_prepare,
+ .trigger = lpass_platform_pcmops_trigger,
+ .pointer = lpass_platform_pcmops_pointer,
+ .mmap = lpass_platform_pcmops_mmap,
+ .pcm_construct = lpass_platform_pcm_new,
+ .pcm_destruct = lpass_platform_pcm_free,
+
};
int asoc_qcom_lpass_platform_register(struct platform_device *pdev)
@@ -576,11 +857,8 @@
int ret;
drvdata->lpaif_irq = platform_get_irq_byname(pdev, "lpass-irq-lpaif");
- if (drvdata->lpaif_irq < 0) {
- dev_err(&pdev->dev, "error getting irq handle: %d\n",
- drvdata->lpaif_irq);
+ if (drvdata->lpaif_irq < 0)
return -ENODEV;
- }
/* ensure audio hardware is disabled */
ret = regmap_write(drvdata->lpaif_map,
@@ -598,7 +876,40 @@
return ret;
}
+ ret = lpass_platform_alloc_dmactl_fields(&pdev->dev,
+ drvdata->lpaif_map);
+ if (ret) {
+ dev_err(&pdev->dev,
+ "error initializing dmactl fields: %d\n", ret);
+ return ret;
+ }
+ if (drvdata->hdmi_port_enable) {
+ drvdata->hdmiif_irq = platform_get_irq_byname(pdev, "lpass-irq-hdmi");
+ if (drvdata->hdmiif_irq < 0)
+ return -ENODEV;
+
+ ret = devm_request_irq(&pdev->dev, drvdata->hdmiif_irq,
+ lpass_platform_hdmiif_irq, 0, "lpass-irq-hdmi", drvdata);
+ if (ret) {
+ dev_err(&pdev->dev, "irq hdmi request failed: %d\n", ret);
+ return ret;
+ }
+ ret = regmap_write(drvdata->hdmiif_map,
+ LPASS_HDMITX_APP_IRQEN_REG(v), 0);
+ if (ret) {
+ dev_err(&pdev->dev, "error writing to hdmi irqen reg: %d\n", ret);
+ return ret;
+ }
+
+ ret = lpass_platform_alloc_hdmidmactl_fields(&pdev->dev,
+ drvdata->hdmiif_map);
+ if (ret) {
+ dev_err(&pdev->dev,
+ "error initializing hdmidmactl fields: %d\n", ret);
+ return ret;
+ }
+ }
return devm_snd_soc_register_component(&pdev->dev,
&lpass_component_driver, NULL, 0);
}
--
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