Merge drm/drm-next into drm-intel-next-queued

Some DSI and VBT pending patches from Hans will apply
cleanly and with less ugly conflicts if they are rebuilt
on top of other patches that recently landed on drm-next.

Reference: https://patchwork.freedesktop.org/series/70952/
Cc: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com

1 files changed, 215 insertions, 466 deletions

diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c
index 60709e3ba99d..aecc3c061679 100644
--- a/sound/soc/amd/raven/acp3x-pcm-dma.c
+++ b/sound/soc/amd/raven/acp3x-pcm-dma.c
@@ -9,7 +9,6 @@
 #include <linux/err.h>
 #include <linux/io.h>
 #include <linux/pm_runtime.h>
-#include <sound/pcm.h>
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
 #include <sound/soc-dai.h>
@@ -18,28 +17,11 @@
 
 #define DRV_NAME "acp3x-i2s-audio"
 
-struct i2s_dev_data {
-	bool tdm_mode;
-	unsigned int i2s_irq;
-	u32 tdm_fmt;
-	void __iomem *acp3x_base;
-	struct snd_pcm_substream *play_stream;
-	struct snd_pcm_substream *capture_stream;
-};
-
-struct i2s_stream_instance {
-	u16 num_pages;
-	u16 channels;
-	u32 xfer_resolution;
-	u64 bytescount;
-	dma_addr_t dma_addr;
-	void __iomem *acp3x_base;
-};
-
 static const struct snd_pcm_hardware acp3x_pcm_hardware_playback = {
 	.info = SNDRV_PCM_INFO_INTERLEAVED |
 		SNDRV_PCM_INFO_BLOCK_TRANSFER |
 		SNDRV_PCM_INFO_BATCH |
+		SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |
 		SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME,
 	.formats = SNDRV_PCM_FMTBIT_S16_LE |  SNDRV_PCM_FMTBIT_S8 |
 		   SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S24_LE |
@@ -60,7 +42,8 @@ static const struct snd_pcm_hardware acp3x_pcm_hardware_capture = {
 	.info = SNDRV_PCM_INFO_INTERLEAVED |
 		SNDRV_PCM_INFO_BLOCK_TRANSFER |
 		SNDRV_PCM_INFO_BATCH |
-	    SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME,
+		SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |
+		SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME,
 	.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 |
 		   SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S24_LE |
 		   SNDRV_PCM_FMTBIT_S32_LE,
@@ -76,112 +59,13 @@ static const struct snd_pcm_hardware acp3x_pcm_hardware_capture = {
 	.periods_max = CAPTURE_MAX_NUM_PERIODS,
 };
 
-static int acp3x_power_on(void __iomem *acp3x_base, bool on)
-{
-	u16 val, mask;
-	u32 timeout;
-
-	if (on == true) {
-		val = 1;
-		mask = ACP3x_POWER_ON;
-	} else {
-		val = 0;
-		mask = ACP3x_POWER_OFF;
-	}
-
-	rv_writel(val, acp3x_base + mmACP_PGFSM_CONTROL);
-	timeout = 0;
-	while (true) {
-		val = rv_readl(acp3x_base + mmACP_PGFSM_STATUS);
-		if ((val & ACP3x_POWER_OFF_IN_PROGRESS) == mask)
-			break;
-		if (timeout > 100) {
-			pr_err("ACP3x power state change failure\n");
-			return -ENODEV;
-		}
-		timeout++;
-		cpu_relax();
-	}
-	return 0;
-}
-
-static int acp3x_reset(void __iomem *acp3x_base)
-{
-	u32 val, timeout;
-
-	rv_writel(1, acp3x_base + mmACP_SOFT_RESET);
-	timeout = 0;
-	while (true) {
-		val = rv_readl(acp3x_base + mmACP_SOFT_RESET);
-		if ((val & ACP3x_SOFT_RESET__SoftResetAudDone_MASK) ||
-		     timeout > 100) {
-			if (val & ACP3x_SOFT_RESET__SoftResetAudDone_MASK)
-				break;
-			return -ENODEV;
-		}
-		timeout++;
-		cpu_relax();
-	}
-
-	rv_writel(0, acp3x_base + mmACP_SOFT_RESET);
-	timeout = 0;
-	while (true) {
-		val = rv_readl(acp3x_base + mmACP_SOFT_RESET);
-		if (!val || timeout > 100) {
-			if (!val)
-				break;
-			return -ENODEV;
-		}
-		timeout++;
-		cpu_relax();
-	}
-	return 0;
-}
-
-static int acp3x_init(void __iomem *acp3x_base)
-{
-	int ret;
-
-	/* power on */
-	ret = acp3x_power_on(acp3x_base, true);
-	if (ret) {
-		pr_err("ACP3x power on failed\n");
-		return ret;
-	}
-	/* Reset */
-	ret = acp3x_reset(acp3x_base);
-	if (ret) {
-		pr_err("ACP3x reset failed\n");
-		return ret;
-	}
-	return 0;
-}
-
-static int acp3x_deinit(void __iomem *acp3x_base)
-{
-	int ret;
-
-	/* Reset */
-	ret = acp3x_reset(acp3x_base);
-	if (ret) {
-		pr_err("ACP3x reset failed\n");
-		return ret;
-	}
-	/* power off */
-	ret = acp3x_power_on(acp3x_base, false);
-	if (ret) {
-		pr_err("ACP3x power off failed\n");
-		return ret;
-	}
-	return 0;
-}
-
 static irqreturn_t i2s_irq_handler(int irq, void *dev_id)
 {
+	struct i2s_dev_data *rv_i2s_data;
 	u16 play_flag, cap_flag;
 	u32 val;
-	struct i2s_dev_data *rv_i2s_data = dev_id;
 
+	rv_i2s_data = dev_id;
 	if (!rv_i2s_data)
 		return IRQ_NONE;
 
@@ -194,6 +78,13 @@ static irqreturn_t i2s_irq_handler(int irq, void *dev_id)
 		snd_pcm_period_elapsed(rv_i2s_data->play_stream);
 		play_flag = 1;
 	}
+	if ((val & BIT(I2S_TX_THRESHOLD)) &&
+				rv_i2s_data->i2ssp_play_stream) {
+		rv_writel(BIT(I2S_TX_THRESHOLD),
+			rv_i2s_data->acp3x_base	+ mmACP_EXTERNAL_INTR_STAT);
+		snd_pcm_period_elapsed(rv_i2s_data->i2ssp_play_stream);
+		play_flag = 1;
+	}
 
 	if ((val & BIT(BT_RX_THRESHOLD)) && rv_i2s_data->capture_stream) {
 		rv_writel(BIT(BT_RX_THRESHOLD), rv_i2s_data->acp3x_base +
@@ -201,6 +92,13 @@ static irqreturn_t i2s_irq_handler(int irq, void *dev_id)
 		snd_pcm_period_elapsed(rv_i2s_data->capture_stream);
 		cap_flag = 1;
 	}
+	if ((val & BIT(I2S_RX_THRESHOLD)) &&
+				rv_i2s_data->i2ssp_capture_stream) {
+		rv_writel(BIT(I2S_RX_THRESHOLD),
+			 rv_i2s_data->acp3x_base + mmACP_EXTERNAL_INTR_STAT);
+		snd_pcm_period_elapsed(rv_i2s_data->i2ssp_capture_stream);
+		cap_flag = 1;
+	}
 
 	if (play_flag | cap_flag)
 		return IRQ_HANDLED;
@@ -211,15 +109,31 @@ static irqreturn_t i2s_irq_handler(int irq, void *dev_id)
 static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction)
 {
 	u16 page_idx;
-	u32 low, high, val, acp_fifo_addr;
-	dma_addr_t addr = rtd->dma_addr;
+	u32 low, high, val, acp_fifo_addr, reg_fifo_addr;
+	u32 reg_ringbuf_size, reg_dma_size, reg_fifo_size;
+	dma_addr_t addr;
 
-	/* 8 scratch registers used to map one 64 bit address */
-	if (direction == SNDRV_PCM_STREAM_PLAYBACK)
-		val = 0;
-	else
-		val = rtd->num_pages * 8;
+	addr = rtd->dma_addr;
 
+	if (direction == SNDRV_PCM_STREAM_PLAYBACK) {
+		switch (rtd->i2s_instance) {
+		case I2S_BT_INSTANCE:
+			val = ACP_SRAM_BT_PB_PTE_OFFSET;
+			break;
+		case I2S_SP_INSTANCE:
+		default:
+			val = ACP_SRAM_SP_PB_PTE_OFFSET;
+		}
+	} else {
+		switch (rtd->i2s_instance) {
+		case I2S_BT_INSTANCE:
+			val = ACP_SRAM_BT_CP_PTE_OFFSET;
+			break;
+		case I2S_SP_INSTANCE:
+		default:
+			val = ACP_SRAM_SP_CP_PTE_OFFSET;
+		}
+	}
 	/* Group Enable */
 	rv_writel(ACP_SRAM_PTE_OFFSET | BIT(31), rtd->acp3x_base +
 		  mmACPAXI2AXI_ATU_BASE_ADDR_GRP_1);
@@ -241,48 +155,77 @@ static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction)
 	}
 
 	if (direction == SNDRV_PCM_STREAM_PLAYBACK) {
-		/* Config ringbuffer */
-		rv_writel(MEM_WINDOW_START, rtd->acp3x_base +
-			  mmACP_BT_TX_RINGBUFADDR);
-		rv_writel(MAX_BUFFER, rtd->acp3x_base +
-			  mmACP_BT_TX_RINGBUFSIZE);
-		rv_writel(DMA_SIZE, rtd->acp3x_base + mmACP_BT_TX_DMA_SIZE);
-
-		/* Config audio fifo */
-		acp_fifo_addr = ACP_SRAM_PTE_OFFSET + (rtd->num_pages * 8)
-				+ PLAYBACK_FIFO_ADDR_OFFSET;
-		rv_writel(acp_fifo_addr, rtd->acp3x_base +
-			  mmACP_BT_TX_FIFOADDR);
-		rv_writel(FIFO_SIZE, rtd->acp3x_base + mmACP_BT_TX_FIFOSIZE);
+		switch (rtd->i2s_instance) {
+		case I2S_BT_INSTANCE:
+			reg_ringbuf_size = mmACP_BT_TX_RINGBUFSIZE;
+			reg_dma_size = mmACP_BT_TX_DMA_SIZE;
+			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
+						BT_PB_FIFO_ADDR_OFFSET;
+			reg_fifo_addr = mmACP_BT_TX_FIFOADDR;
+			reg_fifo_size = mmACP_BT_TX_FIFOSIZE;
+			rv_writel(I2S_BT_TX_MEM_WINDOW_START,
+				rtd->acp3x_base + mmACP_BT_TX_RINGBUFADDR);
+			break;
+
+		case I2S_SP_INSTANCE:
+		default:
+			reg_ringbuf_size = mmACP_I2S_TX_RINGBUFSIZE;
+			reg_dma_size = mmACP_I2S_TX_DMA_SIZE;
+			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
+						SP_PB_FIFO_ADDR_OFFSET;
+			reg_fifo_addr =	mmACP_I2S_TX_FIFOADDR;
+			reg_fifo_size = mmACP_I2S_TX_FIFOSIZE;
+			rv_writel(I2S_SP_TX_MEM_WINDOW_START,
+				rtd->acp3x_base + mmACP_I2S_TX_RINGBUFADDR);
+		}
 	} else {
-		/* Config ringbuffer */
-		rv_writel(MEM_WINDOW_START + MAX_BUFFER, rtd->acp3x_base +
-			  mmACP_BT_RX_RINGBUFADDR);
-		rv_writel(MAX_BUFFER, rtd->acp3x_base +
-			  mmACP_BT_RX_RINGBUFSIZE);
-		rv_writel(DMA_SIZE, rtd->acp3x_base + mmACP_BT_RX_DMA_SIZE);
-
-		/* Config audio fifo */
-		acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
-				(rtd->num_pages * 8) + CAPTURE_FIFO_ADDR_OFFSET;
-		rv_writel(acp_fifo_addr, rtd->acp3x_base +
-			  mmACP_BT_RX_FIFOADDR);
-		rv_writel(FIFO_SIZE, rtd->acp3x_base + mmACP_BT_RX_FIFOSIZE);
-	}
+		switch (rtd->i2s_instance) {
+		case I2S_BT_INSTANCE:
+			reg_ringbuf_size = mmACP_BT_RX_RINGBUFSIZE;
+			reg_dma_size = mmACP_BT_RX_DMA_SIZE;
+			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
+						BT_CAPT_FIFO_ADDR_OFFSET;
+			reg_fifo_addr = mmACP_BT_RX_FIFOADDR;
+			reg_fifo_size = mmACP_BT_RX_FIFOSIZE;
+			rv_writel(I2S_BT_RX_MEM_WINDOW_START,
+				rtd->acp3x_base + mmACP_BT_RX_RINGBUFADDR);
+			break;
 
-	/* Enable  watermark/period interrupt to host */
-	rv_writel(BIT(BT_TX_THRESHOLD) | BIT(BT_RX_THRESHOLD),
-		  rtd->acp3x_base + mmACP_EXTERNAL_INTR_CNTL);
+		case I2S_SP_INSTANCE:
+		default:
+			reg_ringbuf_size = mmACP_I2S_RX_RINGBUFSIZE;
+			reg_dma_size = mmACP_I2S_RX_DMA_SIZE;
+			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
+						SP_CAPT_FIFO_ADDR_OFFSET;
+			reg_fifo_addr = mmACP_I2S_RX_FIFOADDR;
+			reg_fifo_size = mmACP_I2S_RX_FIFOSIZE;
+			rv_writel(I2S_SP_RX_MEM_WINDOW_START,
+				rtd->acp3x_base + mmACP_I2S_RX_RINGBUFADDR);
+		}
+	}
+	rv_writel(MAX_BUFFER, rtd->acp3x_base + reg_ringbuf_size);
+	rv_writel(DMA_SIZE, rtd->acp3x_base + reg_dma_size);
+	rv_writel(acp_fifo_addr, rtd->acp3x_base + reg_fifo_addr);
+	rv_writel(FIFO_SIZE, rtd->acp3x_base + reg_fifo_size);
+	rv_writel(BIT(I2S_RX_THRESHOLD) | BIT(BT_RX_THRESHOLD)
+		| BIT(I2S_TX_THRESHOLD) | BIT(BT_TX_THRESHOLD),
+		rtd->acp3x_base + mmACP_EXTERNAL_INTR_CNTL);
 }
 
 static int acp3x_dma_open(struct snd_soc_component *component,
 			  struct snd_pcm_substream *substream)
 {
-	int ret = 0;
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct i2s_dev_data *adata = dev_get_drvdata(component->dev);
-	struct i2s_stream_instance *i2s_data = kzalloc(sizeof(struct i2s_stream_instance),
-						       GFP_KERNEL);
+	struct snd_pcm_runtime *runtime;
+	struct snd_soc_pcm_runtime *prtd;
+	struct i2s_dev_data *adata;
+	struct i2s_stream_instance *i2s_data;
+	int ret;
+
+	runtime = substream->runtime;
+	prtd = substream->private_data;
+	component = snd_soc_rtdcom_lookup(prtd, DRV_NAME);
+	adata = dev_get_drvdata(component->dev);
+	i2s_data = kzalloc(sizeof(*i2s_data), GFP_KERNEL);
 	if (!i2s_data)
 		return -EINVAL;
 
@@ -299,74 +242,77 @@ static int acp3x_dma_open(struct snd_soc_component *component,
 		return ret;
 	}
 
-	if (!adata->play_stream && !adata->capture_stream)
+	if (!adata->play_stream && !adata->capture_stream &&
+		adata->i2ssp_play_stream && !adata->i2ssp_capture_stream)
 		rv_writel(1, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB);
 
-	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
 		adata->play_stream = substream;
-	else
+		adata->i2ssp_play_stream = substream;
+	} else {
 		adata->capture_stream = substream;
+		adata->i2ssp_capture_stream = substream;
+	}
 
 	i2s_data->acp3x_base = adata->acp3x_base;
 	runtime->private_data = i2s_data;
-	return 0;
+	return ret;
 }
 
-static u64 acp_get_byte_count(struct i2s_stream_instance *rtd, int direction)
-{
-	u64 byte_count;
-
-	if (direction == SNDRV_PCM_STREAM_PLAYBACK) {
-		byte_count = rv_readl(rtd->acp3x_base +
-				      mmACP_BT_TX_LINEARPOSITIONCNTR_HIGH);
-		byte_count |= rv_readl(rtd->acp3x_base +
-				       mmACP_BT_TX_LINEARPOSITIONCNTR_LOW);
-	} else {
-		byte_count = rv_readl(rtd->acp3x_base +
-				      mmACP_BT_RX_LINEARPOSITIONCNTR_HIGH);
-		byte_count |= rv_readl(rtd->acp3x_base +
-				       mmACP_BT_RX_LINEARPOSITIONCNTR_LOW);
-	}
-	return byte_count;
-}
 
 static int acp3x_dma_hw_params(struct snd_soc_component *component,
 			       struct snd_pcm_substream *substream,
 			       struct snd_pcm_hw_params *params)
 {
-	int status;
+	struct i2s_stream_instance *rtd;
+	struct snd_soc_pcm_runtime *prtd;
+	struct snd_soc_card *card;
+	struct acp3x_platform_info *pinfo;
 	u64 size;
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct i2s_stream_instance *rtd = runtime->private_data;
 
+	prtd = substream->private_data;
+	card = prtd->card;
+	pinfo = snd_soc_card_get_drvdata(card);
+	rtd = substream->runtime->private_data;
 	if (!rtd)
 		return -EINVAL;
 
+	if (pinfo)
+		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+			rtd->i2s_instance = pinfo->play_i2s_instance;
+		else
+			rtd->i2s_instance = pinfo->cap_i2s_instance;
+	else
+		pr_err("pinfo failed\n");
+
 	size = params_buffer_bytes(params);
-	status = snd_pcm_lib_malloc_pages(substream, size);
-	if (status < 0)
-		return status;
-
-	memset(substream->runtime->dma_area, 0, params_buffer_bytes(params));
-	if (substream->dma_buffer.area) {
-		rtd->dma_addr = substream->dma_buffer.addr;
-		rtd->num_pages = (PAGE_ALIGN(size) >> PAGE_SHIFT);
-		config_acp3x_dma(rtd, substream->stream);
-		status = 0;
-	} else {
-		status = -ENOMEM;
-	}
-	return status;
+	rtd->dma_addr = substream->dma_buffer.addr;
+	rtd->num_pages = (PAGE_ALIGN(size) >> PAGE_SHIFT);
+	config_acp3x_dma(rtd, substream->stream);
+	return 0;
 }
 
 static snd_pcm_uframes_t acp3x_dma_pointer(struct snd_soc_component *component,
 					   struct snd_pcm_substream *substream)
 {
-	u32 pos = 0;
-	u32 buffersize = 0;
-	u64 bytescount = 0;
-	struct i2s_stream_instance *rtd =
-		substream->runtime->private_data;
+	struct snd_soc_pcm_runtime *prtd;
+	struct snd_soc_card *card;
+	struct acp3x_platform_info *pinfo;
+	struct i2s_stream_instance *rtd;
+	u32 pos;
+	u32 buffersize;
+	u64 bytescount;
+
+	prtd = substream->private_data;
+	card = prtd->card;
+	rtd = substream->runtime->private_data;
+	pinfo = snd_soc_card_get_drvdata(card);
+	if (pinfo) {
+		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+			rtd->i2s_instance = pinfo->play_i2s_instance;
+		else
+			rtd->i2s_instance = pinfo->cap_i2s_instance;
+	}
 
 	buffersize = frames_to_bytes(substream->runtime,
 				     substream->runtime->buffer_size);
@@ -381,17 +327,11 @@ static int acp3x_dma_new(struct snd_soc_component *component,
 			 struct snd_soc_pcm_runtime *rtd)
 {
 	struct device *parent = component->dev->parent;
-	snd_pcm_lib_preallocate_pages_for_all(rtd->pcm, SNDRV_DMA_TYPE_DEV,
-					      parent, MIN_BUFFER, MAX_BUFFER);
+	snd_pcm_set_managed_buffer_all(rtd->pcm, SNDRV_DMA_TYPE_DEV,
+				       parent, MIN_BUFFER, MAX_BUFFER);
 	return 0;
 }
 
-static int acp3x_dma_hw_free(struct snd_soc_component *component,
-			     struct snd_pcm_substream *substream)
-{
-	return snd_pcm_lib_free_pages(substream);
-}
-
 static int acp3x_dma_mmap(struct snd_soc_component *component,
 			  struct snd_pcm_substream *substream,
 			  struct vm_area_struct *vma)
@@ -402,206 +342,35 @@ static int acp3x_dma_mmap(struct snd_soc_component *component,
 static int acp3x_dma_close(struct snd_soc_component *component,
 			   struct snd_pcm_substream *substream)
 {
-	struct i2s_stream_instance *rtd = substream->runtime->private_data;
-	struct i2s_dev_data *adata = dev_get_drvdata(component->dev);
+	struct snd_soc_pcm_runtime *prtd;
+	struct i2s_dev_data *adata;
+
+	prtd = substream->private_data;
+	component = snd_soc_rtdcom_lookup(prtd, DRV_NAME);
+	adata = dev_get_drvdata(component->dev);
 
-	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-		adata->play_stream = NULL;
-	else
-		adata->capture_stream = NULL;
 
 	/* Disable ACP irq, when the current stream is being closed and
 	 * another stream is also not active.
 	 */
-	if (!adata->play_stream && !adata->capture_stream)
+	if (!adata->play_stream && !adata->capture_stream &&
+		!adata->i2ssp_play_stream && !adata->i2ssp_capture_stream)
 		rv_writel(0, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB);
-	kfree(rtd);
-	return 0;
-}
-
-static int acp3x_dai_i2s_set_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)
-{
-
-	struct i2s_dev_data *adata = snd_soc_dai_get_drvdata(cpu_dai);
-
-	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
-	case SND_SOC_DAIFMT_I2S:
-		adata->tdm_mode = false;
-		break;
-	case SND_SOC_DAIFMT_DSP_A:
-		adata->tdm_mode = true;
-		break;
-	default:
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-static int acp3x_dai_set_tdm_slot(struct snd_soc_dai *cpu_dai, u32 tx_mask,
-				  u32 rx_mask, int slots, int slot_width)
-{
-	u32 val = 0;
-	u16 slot_len;
-
-	struct i2s_dev_data *adata = snd_soc_dai_get_drvdata(cpu_dai);
-
-	switch (slot_width) {
-	case SLOT_WIDTH_8:
-		slot_len = 8;
-		break;
-	case SLOT_WIDTH_16:
-		slot_len = 16;
-		break;
-	case SLOT_WIDTH_24:
-		slot_len = 24;
-		break;
-	case SLOT_WIDTH_32:
-		slot_len = 0;
-		break;
-	default:
-		return -EINVAL;
-	}
-
-	val = rv_readl(adata->acp3x_base + mmACP_BTTDM_ITER);
-	rv_writel((val | 0x2), adata->acp3x_base + mmACP_BTTDM_ITER);
-	val = rv_readl(adata->acp3x_base + mmACP_BTTDM_IRER);
-	rv_writel((val | 0x2), adata->acp3x_base + mmACP_BTTDM_IRER);
-
-	val = (FRM_LEN | (slots << 15) | (slot_len << 18));
-	rv_writel(val, adata->acp3x_base + mmACP_BTTDM_TXFRMT);
-	rv_writel(val, adata->acp3x_base + mmACP_BTTDM_RXFRMT);
-
-	adata->tdm_fmt = val;
-	return 0;
-}
-
-static int acp3x_dai_i2s_hwparams(struct snd_pcm_substream *substream,
-				  struct snd_pcm_hw_params *params,
-				  struct snd_soc_dai *dai)
-{
-	u32 val = 0;
-	struct i2s_stream_instance *rtd = substream->runtime->private_data;
-
-	switch (params_format(params)) {
-	case SNDRV_PCM_FORMAT_U8:
-	case SNDRV_PCM_FORMAT_S8:
-		rtd->xfer_resolution = 0x0;
-		break;
-	case SNDRV_PCM_FORMAT_S16_LE:
-		rtd->xfer_resolution = 0x02;
-		break;
-	case SNDRV_PCM_FORMAT_S24_LE:
-		rtd->xfer_resolution = 0x04;
-		break;
-	case SNDRV_PCM_FORMAT_S32_LE:
-		rtd->xfer_resolution = 0x05;
-		break;
-	default:
-		return -EINVAL;
+	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+		adata->play_stream = NULL;
+		adata->i2ssp_play_stream = NULL;
+	} else {
+		adata->capture_stream = NULL;
+		adata->i2ssp_capture_stream = NULL;
 	}
-	val = rv_readl(rtd->acp3x_base + mmACP_BTTDM_ITER);
-	val = val | (rtd->xfer_resolution  << 3);
-	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-		rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_ITER);
-	else
-		rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_IRER);
-
 	return 0;
 }
 
-static int acp3x_dai_i2s_trigger(struct snd_pcm_substream *substream,
-				 int cmd, struct snd_soc_dai *dai)
-{
-	int ret = 0;
-	struct i2s_stream_instance *rtd = substream->runtime->private_data;
-	u32 val, period_bytes;
-
-	period_bytes = frames_to_bytes(substream->runtime,
-				       substream->runtime->period_size);
-	switch (cmd) {
-	case SNDRV_PCM_TRIGGER_START:
-	case SNDRV_PCM_TRIGGER_RESUME:
-	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-		rtd->bytescount = acp_get_byte_count(rtd, substream->stream);
-		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-			rv_writel(period_bytes, rtd->acp3x_base +
-				  mmACP_BT_TX_INTR_WATERMARK_SIZE);
-			val = rv_readl(rtd->acp3x_base + mmACP_BTTDM_ITER);
-			val = val | BIT(0);
-			rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_ITER);
-		} else {
-			rv_writel(period_bytes, rtd->acp3x_base +
-				  mmACP_BT_RX_INTR_WATERMARK_SIZE);
-			val = rv_readl(rtd->acp3x_base + mmACP_BTTDM_IRER);
-			val = val | BIT(0);
-			rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_IRER);
-		}
-		rv_writel(1, rtd->acp3x_base + mmACP_BTTDM_IER);
-		break;
-	case SNDRV_PCM_TRIGGER_STOP:
-	case SNDRV_PCM_TRIGGER_SUSPEND:
-	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-			val = rv_readl(rtd->acp3x_base + mmACP_BTTDM_ITER);
-			val = val & ~BIT(0);
-			rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_ITER);
-		} else {
-			val = rv_readl(rtd->acp3x_base + mmACP_BTTDM_IRER);
-			val = val & ~BIT(0);
-			rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_IRER);
-		}
-		rv_writel(0, rtd->acp3x_base + mmACP_BTTDM_IER);
-		break;
-	default:
-		ret = -EINVAL;
-		break;
-	}
-
-	return ret;
-}
-
-static struct snd_soc_dai_ops acp3x_dai_i2s_ops = {
-	.hw_params = acp3x_dai_i2s_hwparams,
-	.trigger   = acp3x_dai_i2s_trigger,
-	.set_fmt = acp3x_dai_i2s_set_fmt,
-	.set_tdm_slot = acp3x_dai_set_tdm_slot,
-};
-
-static struct snd_soc_dai_driver acp3x_i2s_dai_driver = {
-	.playback = {
-		.rates = SNDRV_PCM_RATE_8000_96000,
-		.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 |
-					SNDRV_PCM_FMTBIT_U8 |
-					SNDRV_PCM_FMTBIT_S24_LE |
-					SNDRV_PCM_FMTBIT_S32_LE,
-		.channels_min = 2,
-		.channels_max = 8,
-
-		.rate_min = 8000,
-		.rate_max = 96000,
-	},
-	.capture = {
-		.rates = SNDRV_PCM_RATE_8000_48000,
-		.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 |
-					SNDRV_PCM_FMTBIT_U8 |
-					SNDRV_PCM_FMTBIT_S24_LE |
-					SNDRV_PCM_FMTBIT_S32_LE,
-		.channels_min = 2,
-		.channels_max = 2,
-		.rate_min = 8000,
-		.rate_max = 48000,
-	},
-	.ops = &acp3x_dai_i2s_ops,
-};
-
 static const struct snd_soc_component_driver acp3x_i2s_component = {
 	.name		= DRV_NAME,
 	.open		= acp3x_dma_open,
 	.close		= acp3x_dma_close,
-	.ioctl		= snd_soc_pcm_lib_ioctl,
 	.hw_params	= acp3x_dma_hw_params,
-	.hw_free	= acp3x_dma_hw_free,
 	.pointer	= acp3x_dma_pointer,
 	.mmap		= acp3x_dma_mmap,
 	.pcm_construct	= acp3x_dma_new,
@@ -609,10 +378,10 @@ static const struct snd_soc_component_driver acp3x_i2s_component = {
 
 static int acp3x_audio_probe(struct platform_device *pdev)
 {
-	int status;
 	struct resource *res;
 	struct i2s_dev_data *adata;
 	unsigned int irqflags;
+	int status;
 
 	if (!pdev->dev.platform_data) {
 		dev_err(&pdev->dev, "platform_data not retrieved\n");
@@ -622,7 +391,7 @@ static int acp3x_audio_probe(struct platform_device *pdev)
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res) {
-		dev_err(&pdev->dev, "IORESOURCE_IRQ FAILED\n");
+		dev_err(&pdev->dev, "IORESOURCE_MEM FAILED\n");
 		return -ENODEV;
 	}
 
@@ -632,6 +401,8 @@ static int acp3x_audio_probe(struct platform_device *pdev)
 
 	adata->acp3x_base = devm_ioremap(&pdev->dev, res->start,
 					 resource_size(res));
+	if (!adata->acp3x_base)
+		return -ENOMEM;
 
 	res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
 	if (!res) {
@@ -640,97 +411,81 @@ static int acp3x_audio_probe(struct platform_device *pdev)
 	}
 
 	adata->i2s_irq = res->start;
-	adata->play_stream = NULL;
-	adata->capture_stream = NULL;
 
 	dev_set_drvdata(&pdev->dev, adata);
-	/* Initialize ACP */
-	status = acp3x_init(adata->acp3x_base);
-	if (status)
-		return -ENODEV;
 	status = devm_snd_soc_register_component(&pdev->dev,
 						 &acp3x_i2s_component,
-						 &acp3x_i2s_dai_driver, 1);
+						 NULL, 0);
 	if (status) {
-		dev_err(&pdev->dev, "Fail to register acp i2s dai\n");
-		goto dev_err;
+		dev_err(&pdev->dev, "Fail to register acp i2s component\n");
+		return -ENODEV;
 	}
 	status = devm_request_irq(&pdev->dev, adata->i2s_irq, i2s_irq_handler,
 				  irqflags, "ACP3x_I2S_IRQ", adata);
 	if (status) {
 		dev_err(&pdev->dev, "ACP3x I2S IRQ request failed\n");
-		goto dev_err;
+		return -ENODEV;
 	}
 
-	pm_runtime_set_autosuspend_delay(&pdev->dev, 10000);
+	pm_runtime_set_autosuspend_delay(&pdev->dev, 2000);
 	pm_runtime_use_autosuspend(&pdev->dev);
 	pm_runtime_enable(&pdev->dev);
+	pm_runtime_allow(&pdev->dev);
 	return 0;
-dev_err:
-	status = acp3x_deinit(adata->acp3x_base);
-	if (status)
-		dev_err(&pdev->dev, "ACP de-init failed\n");
-	else
-		dev_info(&pdev->dev, "ACP de-initialized\n");
-	/*ignore device status and return driver probe error*/
-	return -ENODEV;
 }
 
 static int acp3x_audio_remove(struct platform_device *pdev)
 {
-	int ret;
-	struct i2s_dev_data *adata = dev_get_drvdata(&pdev->dev);
-
-	ret = acp3x_deinit(adata->acp3x_base);
-	if (ret)
-		dev_err(&pdev->dev, "ACP de-init failed\n");
-	else
-		dev_info(&pdev->dev, "ACP de-initialized\n");
-
 	pm_runtime_disable(&pdev->dev);
 	return 0;
 }
 
 static int acp3x_resume(struct device *dev)
 {
-	int status;
-	u32 val;
-	struct i2s_dev_data *adata = dev_get_drvdata(dev);
+	struct i2s_dev_data *adata;
+	u32 val, reg_val, frmt_val;
 
-	status = acp3x_init(adata->acp3x_base);
-	if (status)
-		return -ENODEV;
+	reg_val = 0;
+	frmt_val = 0;
+	adata = dev_get_drvdata(dev);
 
 	if (adata->play_stream && adata->play_stream->runtime) {
 		struct i2s_stream_instance *rtd =
 			adata->play_stream->runtime->private_data;
 		config_acp3x_dma(rtd, SNDRV_PCM_STREAM_PLAYBACK);
-		rv_writel((rtd->xfer_resolution  << 3),
-			  rtd->acp3x_base + mmACP_BTTDM_ITER);
-		if (adata->tdm_mode == true) {
-			rv_writel(adata->tdm_fmt, adata->acp3x_base +
-				  mmACP_BTTDM_TXFRMT);
-			val = rv_readl(adata->acp3x_base + mmACP_BTTDM_ITER);
-			rv_writel((val | 0x2), adata->acp3x_base +
-				  mmACP_BTTDM_ITER);
+		switch (rtd->i2s_instance) {
+		case I2S_BT_INSTANCE:
+			reg_val = mmACP_BTTDM_ITER;
+			frmt_val = mmACP_BTTDM_TXFRMT;
+			break;
+		case I2S_SP_INSTANCE:
+		default:
+			reg_val = mmACP_I2STDM_ITER;
+			frmt_val = mmACP_I2STDM_TXFRMT;
 		}
+	rv_writel((rtd->xfer_resolution  << 3), rtd->acp3x_base + reg_val);
 	}
-
 	if (adata->capture_stream && adata->capture_stream->runtime) {
 		struct i2s_stream_instance *rtd =
 			adata->capture_stream->runtime->private_data;
 		config_acp3x_dma(rtd, SNDRV_PCM_STREAM_CAPTURE);
-		rv_writel((rtd->xfer_resolution  << 3),
-			  rtd->acp3x_base + mmACP_BTTDM_IRER);
-		if (adata->tdm_mode == true) {
-			rv_writel(adata->tdm_fmt, adata->acp3x_base +
-				  mmACP_BTTDM_RXFRMT);
-			val = rv_readl(adata->acp3x_base + mmACP_BTTDM_IRER);
-			rv_writel((val | 0x2), adata->acp3x_base +
-				  mmACP_BTTDM_IRER);
+		switch (rtd->i2s_instance) {
+		case I2S_BT_INSTANCE:
+			reg_val = mmACP_BTTDM_IRER;
+			frmt_val = mmACP_BTTDM_RXFRMT;
+			break;
+		case I2S_SP_INSTANCE:
+		default:
+			reg_val = mmACP_I2STDM_IRER;
+			frmt_val = mmACP_I2STDM_RXFRMT;
 		}
+	rv_writel((rtd->xfer_resolution  << 3), rtd->acp3x_base + reg_val);
+	}
+	if (adata->tdm_mode == TDM_ENABLE) {
+		rv_writel(adata->tdm_fmt, adata->acp3x_base + frmt_val);
+		val = rv_readl(adata->acp3x_base + reg_val);
+		rv_writel(val | 0x2, adata->acp3x_base + reg_val);
 	}
-
 	rv_writel(1, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB);
 	return 0;
 }
@@ -738,14 +493,9 @@ static int acp3x_resume(struct device *dev)
 
 static int acp3x_pcm_runtime_suspend(struct device *dev)
 {
-	int status;
-	struct i2s_dev_data *adata = dev_get_drvdata(dev);
+	struct i2s_dev_data *adata;
 
-	status = acp3x_deinit(adata->acp3x_base);
-	if (status)
-		dev_err(dev, "ACP de-init failed\n");
-	else
-		dev_info(dev, "ACP de-initialized\n");
+	adata = dev_get_drvdata(dev);
 
 	rv_writel(0, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB);
 
@@ -754,12 +504,10 @@ static int acp3x_pcm_runtime_suspend(struct device *dev)
 
 static int acp3x_pcm_runtime_resume(struct device *dev)
 {
-	int status;
-	struct i2s_dev_data *adata = dev_get_drvdata(dev);
+	struct i2s_dev_data *adata;
+
+	adata = dev_get_drvdata(dev);
 
-	status = acp3x_init(adata->acp3x_base);
-	if (status)
-		return -ENODEV;
 	rv_writel(1, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB);
 	return 0;
 }
@@ -774,13 +522,14 @@ static struct platform_driver acp3x_dma_driver = {
 	.probe = acp3x_audio_probe,
 	.remove = acp3x_audio_remove,
 	.driver = {
-		.name = "acp3x_rv_i2s",
+		.name = "acp3x_rv_i2s_dma",
 		.pm = &acp3x_pm_ops,
 	},
 };
 
 module_platform_driver(acp3x_dma_driver);
 
+MODULE_AUTHOR("Vishnuvardhanrao.Ravulapati@amd.com");
 MODULE_AUTHOR("Maruthi.Bayyavarapu@amd.com");
 MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
 MODULE_DESCRIPTION("AMD ACP 3.x PCM Driver");