Merge remote-tracking branches 'asoc/topic/mediatek', 'asoc/topic/mtk', 'asoc/topic/nuc900', 'asoc/topic/of-name' and 'asoc/topic/omap' into asoc-next

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,

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,

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,

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

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,
 	},

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);

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)

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;
 	}
 

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)
 {