diff --git a/include/sound/soc.h b/include/sound/soc.h
index 9f944821484b8e135cb7a2bed2cc9943922b2038..884e728b09d9a57e8a56ac8ea224b3f873cb81c3 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -1603,6 +1603,10 @@ int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card,
int snd_soc_of_parse_tdm_slot(struct device_node *np,
unsigned int *slots,
unsigned int *slot_width);
+void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card,
+ struct snd_soc_codec_conf *codec_conf,
+ struct device_node *of_node,
+ const char *propname);
int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
const char *propname);
unsigned int snd_soc_of_parse_daifmt(struct device_node *np,
diff --git a/sound/soc/mediatek/mt8173-max98090.c b/sound/soc/mediatek/mt8173-max98090.c
index fee0c745141b5056ad12c90acd978dbd3cc73a92..684e8a78bed0640310e0b54e292df725b409fe22 100644
--- a/sound/soc/mediatek/mt8173-max98090.c
+++ b/sound/soc/mediatek/mt8173-max98090.c
@@ -203,7 +203,6 @@ MODULE_DEVICE_TABLE(of, mt8173_max98090_dt_match);
static struct platform_driver mt8173_max98090_driver = {
.driver = {
.name = "mt8173-max98090",
- .owner = THIS_MODULE,
.of_match_table = mt8173_max98090_dt_match,
#ifdef CONFIG_PM
.pm = &snd_soc_pm_ops,
diff --git a/sound/soc/mediatek/mt8173-rt5650-rt5676.c b/sound/soc/mediatek/mt8173-rt5650-rt5676.c
index c1f88034f9f8a0e16050fd2c228ce0c8e24e354f..86cf9752f18a343791eaeeff8ca8ab9c2c4a83e8 100644
--- a/sound/soc/mediatek/mt8173-rt5650-rt5676.c
+++ b/sound/soc/mediatek/mt8173-rt5650-rt5676.c
@@ -270,7 +270,6 @@ MODULE_DEVICE_TABLE(of, mt8173_rt5650_rt5676_dt_match);
static struct platform_driver mt8173_rt5650_rt5676_driver = {
.driver = {
.name = "mtk-rt5650-rt5676",
- .owner = THIS_MODULE,
.of_match_table = mt8173_rt5650_rt5676_dt_match,
#ifdef CONFIG_PM
.pm = &snd_soc_pm_ops,
diff --git a/sound/soc/mediatek/mtk-afe-common.h b/sound/soc/mediatek/mtk-afe-common.h
index a88b17511fdf12c733974b918f04c0576c6e3ba9..cc4393cb1130fb53338a6d766b513df94be3229a 100644
--- a/sound/soc/mediatek/mtk-afe-common.h
+++ b/sound/soc/mediatek/mtk-afe-common.h
@@ -98,12 +98,4 @@ struct mtk_afe_memif {
const struct mtk_afe_irq_data *irqdata;
};
-struct mtk_afe {
- /* address for ioremap audio hardware register */
- void __iomem *base_addr;
- struct device *dev;
- struct regmap *regmap;
- struct mtk_afe_memif memif[MTK_AFE_MEMIF_NUM];
- struct clk *clocks[MTK_CLK_NUM];
-};
#endif
diff --git a/sound/soc/mediatek/mtk-afe-pcm.c b/sound/soc/mediatek/mtk-afe-pcm.c
index 9863da73dfe03a0f057d9897fd89e7d4d1614194..d190fe017559b6a9ba40baff2f4dd8f05b88cb8e 100644
--- a/sound/soc/mediatek/mtk-afe-pcm.c
+++ b/sound/soc/mediatek/mtk-afe-pcm.c
@@ -45,18 +45,21 @@
/* Memory interface */
#define AFE_DL1_BASE 0x0040
#define AFE_DL1_CUR 0x0044
+#define AFE_DL1_END 0x0048
#define AFE_DL2_BASE 0x0050
#define AFE_DL2_CUR 0x0054
#define AFE_AWB_BASE 0x0070
#define AFE_AWB_CUR 0x007c
#define AFE_VUL_BASE 0x0080
#define AFE_VUL_CUR 0x008c
+#define AFE_VUL_END 0x0088
#define AFE_DAI_BASE 0x0090
#define AFE_DAI_CUR 0x009c
#define AFE_MOD_PCM_BASE 0x0330
#define AFE_MOD_PCM_CUR 0x033c
#define AFE_HDMI_OUT_BASE 0x0374
#define AFE_HDMI_OUT_CUR 0x0378
+#define AFE_HDMI_OUT_END 0x037c
#define AFE_ADDA2_TOP_CON0 0x0600
@@ -127,6 +130,34 @@ enum afe_tdm_ch_start {
AFE_TDM_CH_ZERO,
};
+static const unsigned int mtk_afe_backup_list[] = {
+ AUDIO_TOP_CON0,
+ AFE_CONN1,
+ AFE_CONN2,
+ AFE_CONN7,
+ AFE_CONN8,
+ AFE_DAC_CON1,
+ AFE_DL1_BASE,
+ AFE_DL1_END,
+ AFE_VUL_BASE,
+ AFE_VUL_END,
+ AFE_HDMI_OUT_BASE,
+ AFE_HDMI_OUT_END,
+ AFE_HDMI_CONN0,
+ AFE_DAC_CON0,
+};
+
+struct mtk_afe {
+ /* address for ioremap audio hardware register */
+ void __iomem *base_addr;
+ struct device *dev;
+ struct regmap *regmap;
+ struct mtk_afe_memif memif[MTK_AFE_MEMIF_NUM];
+ struct clk *clocks[MTK_CLK_NUM];
+ unsigned int backup_regs[ARRAY_SIZE(mtk_afe_backup_list)];
+ bool suspended;
+};
+
static const struct snd_pcm_hardware mtk_afe_hardware = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
@@ -722,11 +753,53 @@ static const struct snd_soc_dai_ops mtk_afe_hdmi_ops = {
};
+static int mtk_afe_runtime_suspend(struct device *dev);
+static int mtk_afe_runtime_resume(struct device *dev);
+
+static int mtk_afe_dai_suspend(struct snd_soc_dai *dai)
+{
+ struct mtk_afe *afe = snd_soc_dai_get_drvdata(dai);
+ int i;
+
+ dev_dbg(afe->dev, "%s\n", __func__);
+ if (pm_runtime_status_suspended(afe->dev) || afe->suspended)
+ return 0;
+
+ for (i = 0; i < ARRAY_SIZE(mtk_afe_backup_list); i++)
+ regmap_read(afe->regmap, mtk_afe_backup_list[i],
+ &afe->backup_regs[i]);
+
+ afe->suspended = true;
+ mtk_afe_runtime_suspend(afe->dev);
+ return 0;
+}
+
+static int mtk_afe_dai_resume(struct snd_soc_dai *dai)
+{
+ struct mtk_afe *afe = snd_soc_dai_get_drvdata(dai);
+ int i = 0;
+
+ dev_dbg(afe->dev, "%s\n", __func__);
+ if (pm_runtime_status_suspended(afe->dev) || !afe->suspended)
+ return 0;
+
+ mtk_afe_runtime_resume(afe->dev);
+
+ for (i = 0; i < ARRAY_SIZE(mtk_afe_backup_list); i++)
+ regmap_write(afe->regmap, mtk_afe_backup_list[i],
+ afe->backup_regs[i]);
+
+ afe->suspended = false;
+ return 0;
+}
+
static struct snd_soc_dai_driver mtk_afe_pcm_dais[] = {
/* FE DAIs: memory intefaces to CPU */
{
.name = "DL1", /* downlink 1 */
.id = MTK_AFE_MEMIF_DL1,
+ .suspend = mtk_afe_dai_suspend,
+ .resume = mtk_afe_dai_resume,
.playback = {
.stream_name = "DL1",
.channels_min = 1,
@@ -738,6 +811,8 @@ static struct snd_soc_dai_driver mtk_afe_pcm_dais[] = {
}, {
.name = "VUL", /* voice uplink */
.id = MTK_AFE_MEMIF_VUL,
+ .suspend = mtk_afe_dai_suspend,
+ .resume = mtk_afe_dai_resume,
.capture = {
.stream_name = "VUL",
.channels_min = 1,
@@ -774,6 +849,8 @@ static struct snd_soc_dai_driver mtk_afe_hdmi_dais[] = {
{
.name = "HDMI",
.id = MTK_AFE_MEMIF_HDMI,
+ .suspend = mtk_afe_dai_suspend,
+ .resume = mtk_afe_dai_resume,
.playback = {
.stream_name = "HDMI",
.channels_min = 2,
@@ -820,10 +897,6 @@ static const struct snd_kcontrol_new mtk_afe_o10_mix[] = {
};
static const struct snd_soc_dapm_widget mtk_afe_pcm_widgets[] = {
- /* Backend DAIs */
- SND_SOC_DAPM_AIF_IN("I2S Capture", NULL, 0, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_AIF_OUT("I2S Playback", NULL, 0, SND_SOC_NOPM, 0, 0),
-
/* inter-connections */
SND_SOC_DAPM_MIXER("I05", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("I06", SND_SOC_NOPM, 0, 0, NULL, 0),
@@ -855,11 +928,6 @@ static const struct snd_soc_dapm_route mtk_afe_pcm_routes[] = {
{ "O10", "I18 Switch", "I18" },
};
-static const struct snd_soc_dapm_widget mtk_afe_hdmi_widgets[] = {
- /* Backend DAIs */
- SND_SOC_DAPM_AIF_OUT("HDMIO Playback", NULL, 0, SND_SOC_NOPM, 0, 0),
-};
-
static const struct snd_soc_dapm_route mtk_afe_hdmi_routes[] = {
{"HDMIO Playback", NULL, "HDMI"},
};
@@ -874,8 +942,6 @@ static const struct snd_soc_component_driver mtk_afe_pcm_dai_component = {
static const struct snd_soc_component_driver mtk_afe_hdmi_dai_component = {
.name = "mtk-afe-hdmi-dai",
- .dapm_widgets = mtk_afe_hdmi_widgets,
- .num_dapm_widgets = ARRAY_SIZE(mtk_afe_hdmi_widgets),
.dapm_routes = mtk_afe_hdmi_routes,
.num_dapm_routes = ARRAY_SIZE(mtk_afe_hdmi_routes),
};
@@ -1220,7 +1286,6 @@ static const struct dev_pm_ops mtk_afe_pm_ops = {
static struct platform_driver mtk_afe_pcm_driver = {
.driver = {
.name = "mtk-afe-pcm",
- .owner = THIS_MODULE,
.of_match_table = mtk_afe_pcm_dt_match,
.pm = &mtk_afe_pm_ops,
},
diff --git a/sound/soc/nuc900/nuc900-pcm.c b/sound/soc/nuc900/nuc900-pcm.c
index 5ae5ca15b6d6bf109b20a236f69f1b6a2900bd7a..e09326158bc2dd0be61ea69f375f37dc6f0cdbe5 100644
--- a/sound/soc/nuc900/nuc900-pcm.c
+++ b/sound/soc/nuc900/nuc900-pcm.c
@@ -308,13 +308,7 @@ static struct snd_soc_platform_driver nuc900_soc_platform = {
static int nuc900_soc_platform_probe(struct platform_device *pdev)
{
- return snd_soc_register_platform(&pdev->dev, &nuc900_soc_platform);
-}
-
-static int nuc900_soc_platform_remove(struct platform_device *pdev)
-{
- snd_soc_unregister_platform(&pdev->dev);
- return 0;
+ return devm_snd_soc_register_platform(&pdev->dev, &nuc900_soc_platform);
}
static struct platform_driver nuc900_pcm_driver = {
@@ -323,7 +317,6 @@ static struct platform_driver nuc900_pcm_driver = {
},
.probe = nuc900_soc_platform_probe,
- .remove = nuc900_soc_platform_remove,
};
module_platform_driver(nuc900_pcm_driver);
diff --git a/sound/soc/omap/mcbsp.c b/sound/soc/omap/mcbsp.c
index 68a1252053750a29489382ce6434ed54bd698c96..c7563e230c7dd261175c613624e16c0a7ed339ee 100644
--- a/sound/soc/omap/mcbsp.c
+++ b/sound/soc/omap/mcbsp.c
@@ -965,25 +965,15 @@ int omap_mcbsp_init(struct platform_device *pdev)
mcbsp->free = true;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu");
- if (!res) {
+ if (!res)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(mcbsp->dev, "invalid memory resource\n");
- return -ENOMEM;
- }
- }
- if (!devm_request_mem_region(&pdev->dev, res->start, resource_size(res),
- dev_name(&pdev->dev))) {
- dev_err(mcbsp->dev, "memory region already claimed\n");
- return -ENODEV;
- }
+
+ mcbsp->io_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(mcbsp->io_base))
+ return PTR_ERR(mcbsp->io_base);
mcbsp->phys_base = res->start;
mcbsp->reg_cache_size = resource_size(res);
- mcbsp->io_base = devm_ioremap(&pdev->dev, res->start,
- resource_size(res));
- if (!mcbsp->io_base)
- return -ENOMEM;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dma");
if (!res)
diff --git a/sound/soc/omap/omap-hdmi-audio.c b/sound/soc/omap/omap-hdmi-audio.c
index aeef25c0cb3d9fe18256955745b5d2dc4af81e81..584b2372339ef4e7f985ca0c11a77d300eb84888 100644
--- a/sound/soc/omap/omap-hdmi-audio.c
+++ b/sound/soc/omap/omap-hdmi-audio.c
@@ -81,7 +81,15 @@ static int hdmi_dai_startup(struct snd_pcm_substream *substream,
ret = snd_pcm_hw_constraint_step(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 128);
if (ret < 0) {
- dev_err(dai->dev, "could not apply constraint\n");
+ dev_err(dai->dev, "Could not apply period constraint: %d\n",
+ ret);
+ return ret;
+ }
+ ret = snd_pcm_hw_constraint_step(substream->runtime, 0,
+ SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 128);
+ if (ret < 0) {
+ dev_err(dai->dev, "Could not apply buffer constraint: %d\n",
+ ret);
return ret;
}
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 0c0ac0134ab7ed0a53a51dfc633109e1d2a8f466..6173d15236c3c0c2ce53c3c31b721310f9576e9e 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -3320,6 +3320,26 @@ int snd_soc_of_parse_tdm_slot(struct device_node *np,
}
EXPORT_SYMBOL_GPL(snd_soc_of_parse_tdm_slot);
+void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card,
+ struct snd_soc_codec_conf *codec_conf,
+ struct device_node *of_node,
+ const char *propname)
+{
+ struct device_node *np = card->dev->of_node;
+ const char *str;
+ int ret;
+
+ ret = of_property_read_string(np, propname, &str);
+ if (ret < 0) {
+ /* no prefix is not error */
+ return;
+ }
+
+ codec_conf->of_node = of_node;
+ codec_conf->name_prefix = str;
+}
+EXPORT_SYMBOL_GPL(snd_soc_of_parse_audio_prefix);
+
int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
const char *propname)
{