Merge branch 'asoc-5.4' into asoc-next

20 files changed, 678 insertions, 1105 deletions

diff --git a/sound/soc/intel/skylake/Makefile b/sound/soc/intel/skylake/Makefile
index 86f6e1d801af..48544ff1a3e6 100644
--- a/sound/soc/intel/skylake/Makefile
+++ b/sound/soc/intel/skylake/Makefile
@@ -1,6 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
-snd-soc-skl-objs := skl.o skl-pcm.o skl-nhlt.o skl-messages.o \
-skl-topology.o
+snd-soc-skl-objs := skl.o skl-pcm.o skl-nhlt.o skl-messages.o skl-topology.o \
+		skl-sst-ipc.o skl-sst-dsp.o cnl-sst-dsp.o skl-sst-cldma.o \
+		skl-sst.o bxt-sst.o cnl-sst.o skl-sst-utils.o
 
 ifdef CONFIG_DEBUG_FS
   snd-soc-skl-objs += skl-debug.o
@@ -8,13 +9,6 @@ endif
 
 obj-$(CONFIG_SND_SOC_INTEL_SKYLAKE) += snd-soc-skl.o
 
-# Skylake IPC Support
-snd-soc-skl-ipc-objs := skl-sst-ipc.o skl-sst-dsp.o cnl-sst-dsp.o \
-		skl-sst-cldma.o skl-sst.o bxt-sst.o cnl-sst.o \
-		skl-sst-utils.o
-
-obj-$(CONFIG_SND_SOC_INTEL_SKYLAKE) += snd-soc-skl-ipc.o
-
 #Skylake Clock device support
 snd-soc-skl-ssp-clk-objs := skl-ssp-clk.o
 
diff --git a/sound/soc/intel/skylake/bxt-sst.c b/sound/soc/intel/skylake/bxt-sst.c
index 46d5159cf905..92a82e6b5fe6 100644
--- a/sound/soc/intel/skylake/bxt-sst.c
+++ b/sound/soc/intel/skylake/bxt-sst.c
@@ -14,7 +14,7 @@
 
 #include "../common/sst-dsp.h"
 #include "../common/sst-dsp-priv.h"
-#include "skl-sst-ipc.h"
+#include "skl.h"
 
 #define BXT_BASEFW_TIMEOUT	3000
 #define BXT_INIT_TIMEOUT	300
@@ -49,7 +49,7 @@ static int
 bxt_load_library(struct sst_dsp *ctx, struct skl_lib_info *linfo, int lib_count)
 {
 	struct snd_dma_buffer dmab;
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	struct firmware stripped_fw;
 	int ret = 0, i, dma_id, stream_tag;
 
@@ -184,7 +184,7 @@ static int sst_transfer_fw_host_dma(struct sst_dsp *ctx)
 static int bxt_load_base_firmware(struct sst_dsp *ctx)
 {
 	struct firmware stripped_fw;
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	int ret, i;
 
 	if (ctx->fw == NULL) {
@@ -268,7 +268,7 @@ sst_load_base_firmware_failed:
  */
 static int bxt_d0i3_target_state(struct sst_dsp *ctx)
 {
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	struct skl_d0i3_data *d0i3 = &skl->d0i3;
 
 	if (skl->cores.state[SKL_DSP_CORE0_ID] != SKL_DSP_RUNNING)
@@ -288,8 +288,8 @@ static void bxt_set_dsp_D0i3(struct work_struct *work)
 {
 	int ret;
 	struct skl_ipc_d0ix_msg msg;
-	struct skl_sst *skl = container_of(work,
-			struct skl_sst, d0i3.work.work);
+	struct skl_dev *skl = container_of(work,
+			struct skl_dev, d0i3.work.work);
 	struct sst_dsp *ctx = skl->dsp;
 	struct skl_d0i3_data *d0i3 = &skl->d0i3;
 	int target_state;
@@ -331,7 +331,7 @@ static void bxt_set_dsp_D0i3(struct work_struct *work)
 
 static int bxt_schedule_dsp_D0i3(struct sst_dsp *ctx)
 {
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	struct skl_d0i3_data *d0i3 = &skl->d0i3;
 
 	/* Schedule D0i3 only if the usecase ref counts are appropriate */
@@ -350,7 +350,7 @@ static int bxt_set_dsp_D0i0(struct sst_dsp *ctx)
 {
 	int ret;
 	struct skl_ipc_d0ix_msg msg;
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 
 	dev_dbg(ctx->dev, "In %s:\n", __func__);
 
@@ -389,7 +389,7 @@ static int bxt_set_dsp_D0i0(struct sst_dsp *ctx)
 
 static int bxt_set_dsp_D0(struct sst_dsp *ctx, unsigned int core_id)
 {
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	int ret;
 	struct skl_ipc_dxstate_info dx;
 	unsigned int core_mask = SKL_DSP_CORE_MASK(core_id);
@@ -486,7 +486,7 @@ static int bxt_set_dsp_D3(struct sst_dsp *ctx, unsigned int core_id)
 {
 	int ret;
 	struct skl_ipc_dxstate_info dx;
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	unsigned int core_mask = SKL_DSP_CORE_MASK(core_id);
 
 	dx.core_mask = core_mask;
@@ -548,9 +548,9 @@ static struct sst_dsp_device skl_dev = {
 
 int bxt_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 			const char *fw_name, struct skl_dsp_loader_ops dsp_ops,
-			struct skl_sst **dsp)
+			struct skl_dev **dsp)
 {
-	struct skl_sst *skl;
+	struct skl_dev *skl;
 	struct sst_dsp *sst;
 	int ret;
 
@@ -591,10 +591,10 @@ int bxt_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 }
 EXPORT_SYMBOL_GPL(bxt_sst_dsp_init);
 
-int bxt_sst_init_fw(struct device *dev, struct skl_sst *ctx)
+int bxt_sst_init_fw(struct device *dev, struct skl_dev *skl)
 {
 	int ret;
-	struct sst_dsp *sst = ctx->dsp;
+	struct sst_dsp *sst = skl->dsp;
 
 	ret = sst->fw_ops.load_fw(sst);
 	if (ret < 0) {
@@ -604,29 +604,29 @@ int bxt_sst_init_fw(struct device *dev, struct skl_sst *ctx)
 
 	skl_dsp_init_core_state(sst);
 
-	if (ctx->lib_count > 1) {
-		ret = sst->fw_ops.load_library(sst, ctx->lib_info,
-						ctx->lib_count);
+	if (skl->lib_count > 1) {
+		ret = sst->fw_ops.load_library(sst, skl->lib_info,
+						skl->lib_count);
 		if (ret < 0) {
 			dev_err(dev, "Load Library failed : %x\n", ret);
 			return ret;
 		}
 	}
-	ctx->is_first_boot = false;
+	skl->is_first_boot = false;
 
 	return 0;
 }
 EXPORT_SYMBOL_GPL(bxt_sst_init_fw);
 
-void bxt_sst_dsp_cleanup(struct device *dev, struct skl_sst *ctx)
+void bxt_sst_dsp_cleanup(struct device *dev, struct skl_dev *skl)
 {
 
-	skl_release_library(ctx->lib_info, ctx->lib_count);
-	if (ctx->dsp->fw)
-		release_firmware(ctx->dsp->fw);
-	skl_freeup_uuid_list(ctx);
-	skl_ipc_free(&ctx->ipc);
-	ctx->dsp->ops->free(ctx->dsp);
+	skl_release_library(skl->lib_info, skl->lib_count);
+	if (skl->dsp->fw)
+		release_firmware(skl->dsp->fw);
+	skl_freeup_uuid_list(skl);
+	skl_ipc_free(&skl->ipc);
+	skl->dsp->ops->free(skl->dsp);
 }
 EXPORT_SYMBOL_GPL(bxt_sst_dsp_cleanup);
 
diff --git a/sound/soc/intel/skylake/cnl-sst-dsp.h b/sound/soc/intel/skylake/cnl-sst-dsp.h
index 426515faab52..7bd4d2a8fdfa 100644
--- a/sound/soc/intel/skylake/cnl-sst-dsp.h
+++ b/sound/soc/intel/skylake/cnl-sst-dsp.h
@@ -9,7 +9,6 @@
 #define __CNL_SST_DSP_H__
 
 struct sst_dsp;
-struct skl_sst;
 struct sst_dsp_device;
 struct sst_generic_ipc;
 
@@ -97,8 +96,8 @@ void cnl_ipc_free(struct sst_generic_ipc *ipc);
 
 int cnl_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 		     const char *fw_name, struct skl_dsp_loader_ops dsp_ops,
-		     struct skl_sst **dsp);
-int cnl_sst_init_fw(struct device *dev, struct skl_sst *ctx);
-void cnl_sst_dsp_cleanup(struct device *dev, struct skl_sst *ctx);
+		     struct skl_dev **dsp);
+int cnl_sst_init_fw(struct device *dev, struct skl_dev *skl);
+void cnl_sst_dsp_cleanup(struct device *dev, struct skl_dev *skl);
 
 #endif /*__CNL_SST_DSP_H__*/
diff --git a/sound/soc/intel/skylake/cnl-sst.c b/sound/soc/intel/skylake/cnl-sst.c
index f2c09fa6ea40..4f64f097e9ae 100644
--- a/sound/soc/intel/skylake/cnl-sst.c
+++ b/sound/soc/intel/skylake/cnl-sst.c
@@ -24,8 +24,7 @@
 #include "../common/sst-dsp-priv.h"
 #include "../common/sst-ipc.h"
 #include "cnl-sst-dsp.h"
-#include "skl-sst-dsp.h"
-#include "skl-sst-ipc.h"
+#include "skl.h"
 
 #define CNL_FW_ROM_INIT		0x1
 #define CNL_FW_INIT		0x5
@@ -109,7 +108,7 @@ static int sst_transfer_fw_host_dma(struct sst_dsp *ctx)
 static int cnl_load_base_firmware(struct sst_dsp *ctx)
 {
 	struct firmware stripped_fw;
-	struct skl_sst *cnl = ctx->thread_context;
+	struct skl_dev *cnl = ctx->thread_context;
 	int ret;
 
 	if (!ctx->fw) {
@@ -167,7 +166,7 @@ cnl_load_base_firmware_failed:
 
 static int cnl_set_dsp_D0(struct sst_dsp *ctx, unsigned int core_id)
 {
-	struct skl_sst *cnl = ctx->thread_context;
+	struct skl_dev *cnl = ctx->thread_context;
 	unsigned int core_mask = SKL_DSP_CORE_MASK(core_id);
 	struct skl_ipc_dxstate_info dx;
 	int ret;
@@ -229,7 +228,7 @@ err:
 
 static int cnl_set_dsp_D3(struct sst_dsp *ctx, unsigned int core_id)
 {
-	struct skl_sst *cnl = ctx->thread_context;
+	struct skl_dev *cnl = ctx->thread_context;
 	unsigned int core_mask = SKL_DSP_CORE_MASK(core_id);
 	struct skl_ipc_dxstate_info dx;
 	int ret;
@@ -293,7 +292,7 @@ static struct sst_ops cnl_ops = {
 static irqreturn_t cnl_dsp_irq_thread_handler(int irq, void *context)
 {
 	struct sst_dsp *dsp = context;
-	struct skl_sst *cnl = sst_dsp_get_thread_context(dsp);
+	struct skl_dev *cnl = sst_dsp_get_thread_context(dsp);
 	struct sst_generic_ipc *ipc = &cnl->ipc;
 	struct skl_ipc_header header = {0};
 	u32 hipcida, hipctdr, hipctdd;
@@ -367,10 +366,10 @@ static struct sst_dsp_device cnl_dev = {
 
 static void cnl_ipc_tx_msg(struct sst_generic_ipc *ipc, struct ipc_message *msg)
 {
-	struct skl_ipc_header *header = (struct skl_ipc_header *)(&msg->header);
+	struct skl_ipc_header *header = (struct skl_ipc_header *)(&msg->tx.header);
 
-	if (msg->tx_size)
-		sst_dsp_outbox_write(ipc->dsp, msg->tx_data, msg->tx_size);
+	if (msg->tx.size)
+		sst_dsp_outbox_write(ipc->dsp, msg->tx.data, msg->tx.size);
 	sst_dsp_shim_write_unlocked(ipc->dsp, CNL_ADSP_REG_HIPCIDD,
 				    header->extension);
 	sst_dsp_shim_write_unlocked(ipc->dsp, CNL_ADSP_REG_HIPCIDR,
@@ -386,7 +385,7 @@ static bool cnl_ipc_is_dsp_busy(struct sst_dsp *dsp)
 	return (hipcidr & CNL_ADSP_REG_HIPCIDR_BUSY);
 }
 
-static int cnl_ipc_init(struct device *dev, struct skl_sst *cnl)
+static int cnl_ipc_init(struct device *dev, struct skl_dev *cnl)
 {
 	struct sst_generic_ipc *ipc;
 	int err;
@@ -415,9 +414,9 @@ static int cnl_ipc_init(struct device *dev, struct skl_sst *cnl)
 
 int cnl_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 		     const char *fw_name, struct skl_dsp_loader_ops dsp_ops,
-		     struct skl_sst **dsp)
+		     struct skl_dev **dsp)
 {
-	struct skl_sst *cnl;
+	struct skl_dev *cnl;
 	struct sst_dsp *sst;
 	int ret;
 
@@ -454,12 +453,12 @@ int cnl_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 }
 EXPORT_SYMBOL_GPL(cnl_sst_dsp_init);
 
-int cnl_sst_init_fw(struct device *dev, struct skl_sst *ctx)
+int cnl_sst_init_fw(struct device *dev, struct skl_dev *skl)
 {
 	int ret;
-	struct sst_dsp *sst = ctx->dsp;
+	struct sst_dsp *sst = skl->dsp;
 
-	ret = ctx->dsp->fw_ops.load_fw(sst);
+	ret = skl->dsp->fw_ops.load_fw(sst);
 	if (ret < 0) {
 		dev_err(dev, "load base fw failed: %d", ret);
 		return ret;
@@ -467,21 +466,21 @@ int cnl_sst_init_fw(struct device *dev, struct skl_sst *ctx)
 
 	skl_dsp_init_core_state(sst);
 
-	ctx->is_first_boot = false;
+	skl->is_first_boot = false;
 
 	return 0;
 }
 EXPORT_SYMBOL_GPL(cnl_sst_init_fw);
 
-void cnl_sst_dsp_cleanup(struct device *dev, struct skl_sst *ctx)
+void cnl_sst_dsp_cleanup(struct device *dev, struct skl_dev *skl)
 {
-	if (ctx->dsp->fw)
-		release_firmware(ctx->dsp->fw);
+	if (skl->dsp->fw)
+		release_firmware(skl->dsp->fw);
 
-	skl_freeup_uuid_list(ctx);
-	cnl_ipc_free(&ctx->ipc);
+	skl_freeup_uuid_list(skl);
+	cnl_ipc_free(&skl->ipc);
 
-	ctx->dsp->ops->free(ctx->dsp);
+	skl->dsp->ops->free(skl->dsp);
 }
 EXPORT_SYMBOL_GPL(cnl_sst_dsp_cleanup);
 
diff --git a/sound/soc/intel/skylake/skl-debug.c b/sound/soc/intel/skylake/skl-debug.c
index b28a9c2b0380..3466675f2678 100644
--- a/sound/soc/intel/skylake/skl-debug.c
+++ b/sound/soc/intel/skylake/skl-debug.c
@@ -20,7 +20,7 @@
 #define FW_REG_SIZE	0x60
 
 struct skl_debug {
-	struct skl *skl;
+	struct skl_dev *skl;
 	struct device *dev;
 
 	struct dentry *fs;
@@ -66,6 +66,8 @@ static ssize_t module_read(struct file *file, char __user *user_buf,
 			   size_t count, loff_t *ppos)
 {
 	struct skl_module_cfg *mconfig = file->private_data;
+	struct skl_module *module = mconfig->module;
+	struct skl_module_res *res = &module->resources[mconfig->res_idx];
 	char *buf;
 	ssize_t ret;
 
@@ -79,8 +81,8 @@ static ssize_t module_read(struct file *file, char __user *user_buf,
 			mconfig->id.pvt_id);
 
 	ret += snprintf(buf + ret, MOD_BUF - ret,
-			"Resources:\n\tMCPS %#x\n\tIBS %#x\n\tOBS %#x\t\n",
-			mconfig->mcps, mconfig->ibs, mconfig->obs);
+			"Resources:\n\tCPC %#x\n\tIBS %#x\n\tOBS %#x\t\n",
+			res->cpc, res->ibs, res->obs);
 
 	ret += snprintf(buf + ret, MOD_BUF - ret,
 			"Module data:\n\tCore %d\n\tIn queue %d\n\t"
@@ -162,17 +164,15 @@ void skl_debug_init_module(struct skl_debug *d,
 			struct snd_soc_dapm_widget *w,
 			struct skl_module_cfg *mconfig)
 {
-	if (!debugfs_create_file(w->name, 0444,
-				d->modules, mconfig,
-				&mcfg_fops))
-		dev_err(d->dev, "%s: module debugfs init failed\n", w->name);
+	debugfs_create_file(w->name, 0444, d->modules, mconfig,
+			    &mcfg_fops);
 }
 
 static ssize_t fw_softreg_read(struct file *file, char __user *user_buf,
 			       size_t count, loff_t *ppos)
 {
 	struct skl_debug *d = file->private_data;
-	struct sst_dsp *sst = d->skl->skl_sst->dsp;
+	struct sst_dsp *sst = d->skl->dsp;
 	size_t w0_stat_sz = sst->addr.w0_stat_sz;
 	void __iomem *in_base = sst->mailbox.in_base;
 	void __iomem *fw_reg_addr;
@@ -213,7 +213,7 @@ static const struct file_operations soft_regs_ctrl_fops = {
 	.llseek = default_llseek,
 };
 
-struct skl_debug *skl_debugfs_init(struct skl *skl)
+struct skl_debug *skl_debugfs_init(struct skl_dev *skl)
 {
 	struct skl_debug *d;
 
@@ -222,37 +222,21 @@ struct skl_debug *skl_debugfs_init(struct skl *skl)
 		return NULL;
 
 	/* create the debugfs dir with platform component's debugfs as parent */
-	d->fs = debugfs_create_dir("dsp",
-				   skl->component->debugfs_root);
-	if (IS_ERR(d->fs) || !d->fs) {
-		dev_err(&skl->pci->dev, "debugfs root creation failed\n");
-		return NULL;
-	}
+	d->fs = debugfs_create_dir("dsp", skl->component->debugfs_root);
 
 	d->skl = skl;
 	d->dev = &skl->pci->dev;
 
 	/* now create the module dir */
 	d->modules = debugfs_create_dir("modules", d->fs);
-	if (IS_ERR(d->modules) || !d->modules) {
-		dev_err(&skl->pci->dev, "modules debugfs create failed\n");
-		goto err;
-	}
 
-	if (!debugfs_create_file("fw_soft_regs_rd", 0444, d->fs, d,
-				 &soft_regs_ctrl_fops)) {
-		dev_err(d->dev, "fw soft regs control debugfs init failed\n");
-		goto err;
-	}
+	debugfs_create_file("fw_soft_regs_rd", 0444, d->fs, d,
+			    &soft_regs_ctrl_fops);
 
 	return d;
-
-err:
-	debugfs_remove_recursive(d->fs);
-	return NULL;
 }
 
-void skl_debugfs_exit(struct skl *skl)
+void skl_debugfs_exit(struct skl_dev *skl)
 {
 	struct skl_debug *d = skl->debugfs;
 
diff --git a/sound/soc/intel/skylake/skl-messages.c b/sound/soc/intel/skylake/skl-messages.c
index febc070839e0..476ef1897961 100644
--- a/sound/soc/intel/skylake/skl-messages.c
+++ b/sound/soc/intel/skylake/skl-messages.c
@@ -25,29 +25,18 @@
 static int skl_alloc_dma_buf(struct device *dev,
 		struct snd_dma_buffer *dmab, size_t size)
 {
-	struct hdac_bus *bus = dev_get_drvdata(dev);
-
-	if (!bus)
-		return -ENODEV;
-
-	return  bus->io_ops->dma_alloc_pages(bus, SNDRV_DMA_TYPE_DEV, size, dmab);
+	return snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, dev, size, dmab);
 }
 
 static int skl_free_dma_buf(struct device *dev, struct snd_dma_buffer *dmab)
 {
-	struct hdac_bus *bus = dev_get_drvdata(dev);
-
-	if (!bus)
-		return -ENODEV;
-
-	bus->io_ops->dma_free_pages(bus, dmab);
-
+	snd_dma_free_pages(dmab);
 	return 0;
 }
 
 #define SKL_ASTATE_PARAM_ID	4
 
-void skl_dsp_set_astate_cfg(struct skl_sst *ctx, u32 cnt, void *data)
+void skl_dsp_set_astate_cfg(struct skl_dev *skl, u32 cnt, void *data)
 {
 	struct skl_ipc_large_config_msg	msg = {0};
 
@@ -55,25 +44,7 @@ void skl_dsp_set_astate_cfg(struct skl_sst *ctx, u32 cnt, void *data)
 	msg.param_data_size = (cnt * sizeof(struct skl_astate_param) +
 				sizeof(cnt));
 
-	skl_ipc_set_large_config(&ctx->ipc, &msg, data);
-}
-
-#define NOTIFICATION_PARAM_ID 3
-#define NOTIFICATION_MASK 0xf
-
-/* disable notfication for underruns/overruns from firmware module */
-void skl_dsp_enable_notification(struct skl_sst *ctx, bool enable)
-{
-	struct notification_mask mask;
-	struct skl_ipc_large_config_msg	msg = {0};
-
-	mask.notify = NOTIFICATION_MASK;
-	mask.enable = enable;
-
-	msg.large_param_id = NOTIFICATION_PARAM_ID;
-	msg.param_data_size = sizeof(mask);
-
-	skl_ipc_set_large_config(&ctx->ipc, &msg, (u32 *)&mask);
+	skl_ipc_set_large_config(&skl->ipc, &msg, data);
 }
 
 static int skl_dsp_setup_spib(struct device *dev, unsigned int size,
@@ -277,7 +248,7 @@ const struct skl_dsp_ops *skl_get_dsp_ops(int pci_id)
 	return NULL;
 }
 
-int skl_init_dsp(struct skl *skl)
+int skl_init_dsp(struct skl_dev *skl)
 {
 	void __iomem *mmio_base;
 	struct hdac_bus *bus = skl_to_bus(skl);
@@ -307,13 +278,13 @@ int skl_init_dsp(struct skl *skl)
 	loader_ops = ops->loader_ops();
 	ret = ops->init(bus->dev, mmio_base, irq,
 				skl->fw_name, loader_ops,
-				&skl->skl_sst);
+				&skl);
 
 	if (ret < 0)
 		goto unmap_mmio;
 
-	skl->skl_sst->dsp_ops = ops;
-	cores = &skl->skl_sst->cores;
+	skl->dsp_ops = ops;
+	cores = &skl->cores;
 	cores->count = ops->num_cores;
 
 	cores->state = kcalloc(cores->count, sizeof(*cores->state), GFP_KERNEL);
@@ -342,21 +313,20 @@ unmap_mmio:
 	return ret;
 }
 
-int skl_free_dsp(struct skl *skl)
+int skl_free_dsp(struct skl_dev *skl)
 {
 	struct hdac_bus *bus = skl_to_bus(skl);
-	struct skl_sst *ctx = skl->skl_sst;
 
 	/* disable  ppcap interrupt */
 	snd_hdac_ext_bus_ppcap_int_enable(bus, false);
 
-	ctx->dsp_ops->cleanup(bus->dev, ctx);
+	skl->dsp_ops->cleanup(bus->dev, skl);
 
-	kfree(ctx->cores.state);
-	kfree(ctx->cores.usage_count);
+	kfree(skl->cores.state);
+	kfree(skl->cores.usage_count);
 
-	if (ctx->dsp->addr.lpe)
-		iounmap(ctx->dsp->addr.lpe);
+	if (skl->dsp->addr.lpe)
+		iounmap(skl->dsp->addr.lpe);
 
 	return 0;
 }
@@ -368,15 +338,14 @@ int skl_free_dsp(struct skl *skl)
  * mode during system suspend. In the case of normal suspend, cancel
  * any pending D0i3 work.
  */
-int skl_suspend_late_dsp(struct skl *skl)
+int skl_suspend_late_dsp(struct skl_dev *skl)
 {
-	struct skl_sst *ctx = skl->skl_sst;
 	struct delayed_work *dwork;
 
-	if (!ctx)
+	if (!skl)
 		return 0;
 
-	dwork = &ctx->d0i3.work;
+	dwork = &skl->d0i3.work;
 
 	if (dwork->work.func) {
 		if (skl->supend_active)
@@ -388,9 +357,8 @@ int skl_suspend_late_dsp(struct skl *skl)
 	return 0;
 }
 
-int skl_suspend_dsp(struct skl *skl)
+int skl_suspend_dsp(struct skl_dev *skl)
 {
-	struct skl_sst *ctx = skl->skl_sst;
 	struct hdac_bus *bus = skl_to_bus(skl);
 	int ret;
 
@@ -398,7 +366,7 @@ int skl_suspend_dsp(struct skl *skl)
 	if (!bus->ppcap)
 		return 0;
 
-	ret = skl_dsp_sleep(ctx->dsp);
+	ret = skl_dsp_sleep(skl->dsp);
 	if (ret < 0)
 		return ret;
 
@@ -409,9 +377,8 @@ int skl_suspend_dsp(struct skl *skl)
 	return 0;
 }
 
-int skl_resume_dsp(struct skl *skl)
+int skl_resume_dsp(struct skl_dev *skl)
 {
-	struct skl_sst *ctx = skl->skl_sst;
 	struct hdac_bus *bus = skl_to_bus(skl);
 	int ret;
 
@@ -424,26 +391,24 @@ int skl_resume_dsp(struct skl *skl)
 	snd_hdac_ext_bus_ppcap_int_enable(bus, true);
 
 	/* check if DSP 1st boot is done */
-	if (skl->skl_sst->is_first_boot)
+	if (skl->is_first_boot)
 		return 0;
 
 	/*
 	 * Disable dynamic clock and power gating during firmware
 	 * and library download
 	 */
-	ctx->enable_miscbdcge(ctx->dev, false);
-	ctx->clock_power_gating(ctx->dev, false);
+	skl->enable_miscbdcge(skl->dev, false);
+	skl->clock_power_gating(skl->dev, false);
 
-	ret = skl_dsp_wake(ctx->dsp);
-	ctx->enable_miscbdcge(ctx->dev, true);
-	ctx->clock_power_gating(ctx->dev, true);
+	ret = skl_dsp_wake(skl->dsp);
+	skl->enable_miscbdcge(skl->dev, true);
+	skl->clock_power_gating(skl->dev, true);
 	if (ret < 0)
 		return ret;
 
-	skl_dsp_enable_notification(skl->skl_sst, false);
-
 	if (skl->cfg.astate_cfg != NULL) {
-		skl_dsp_set_astate_cfg(skl->skl_sst, skl->cfg.astate_cfg->count,
+		skl_dsp_set_astate_cfg(skl, skl->cfg.astate_cfg->count,
 					skl->cfg.astate_cfg);
 	}
 	return ret;
@@ -476,7 +441,7 @@ enum skl_bitdepth skl_get_bit_depth(int params)
  * which are read from widget information passed through topology binary
  * This is send when we create a module with INIT_INSTANCE IPC msg
  */
-static void skl_set_base_module_format(struct skl_sst *ctx,
+static void skl_set_base_module_format(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig,
 			struct skl_base_cfg *base_cfg)
 {
@@ -493,7 +458,7 @@ static void skl_set_base_module_format(struct skl_sst *ctx,
 	base_cfg->audio_fmt.ch_cfg = format->ch_cfg;
 	base_cfg->audio_fmt.sample_type = format->sample_type;
 
-	dev_dbg(ctx->dev, "bit_depth=%x valid_bd=%x ch_config=%x\n",
+	dev_dbg(skl->dev, "bit_depth=%x valid_bd=%x ch_config=%x\n",
 			format->bit_depth, format->valid_bit_depth,
 			format->ch_cfg);
 
@@ -501,7 +466,7 @@ static void skl_set_base_module_format(struct skl_sst *ctx,
 
 	base_cfg->audio_fmt.interleaving = format->interleaving_style;
 
-	base_cfg->cps = res->cps;
+	base_cfg->cpc = res->cpc;
 	base_cfg->ibs = res->ibs;
 	base_cfg->obs = res->obs;
 	base_cfg->is_pages = res->is_pages;
@@ -530,7 +495,7 @@ static void skl_copy_copier_caps(struct skl_module_cfg *mconfig,
  * Calculate the gatewat settings required for copier module, type of
  * gateway and index of gateway to use
  */
-static u32 skl_get_node_id(struct skl_sst *ctx,
+static u32 skl_get_node_id(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig)
 {
 	union skl_connector_node_id node_id = {0};
@@ -587,16 +552,15 @@ static u32 skl_get_node_id(struct skl_sst *ctx,
 	return node_id.val;
 }
 
-static void skl_setup_cpr_gateway_cfg(struct skl_sst *ctx,
+static void skl_setup_cpr_gateway_cfg(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig,
 			struct skl_cpr_cfg *cpr_mconfig)
 {
 	u32 dma_io_buf;
 	struct skl_module_res *res;
 	int res_idx = mconfig->res_idx;
-	struct skl *skl = get_skl_ctx(ctx->dev);
 
-	cpr_mconfig->gtw_cfg.node_id = skl_get_node_id(ctx, mconfig);
+	cpr_mconfig->gtw_cfg.node_id = skl_get_node_id(skl, mconfig);
 
 	if (cpr_mconfig->gtw_cfg.node_id == SKL_NON_GATEWAY_CPR_NODE_ID) {
 		cpr_mconfig->cpr_feature_mask = 0;
@@ -627,7 +591,7 @@ static void skl_setup_cpr_gateway_cfg(struct skl_sst *ctx,
 		break;
 
 	default:
-		dev_warn(ctx->dev, "wrong connection type: %d\n",
+		dev_warn(skl->dev, "wrong connection type: %d\n",
 				mconfig->hw_conn_type);
 		return;
 	}
@@ -653,7 +617,7 @@ skip_buf_size_calc:
 #define DMA_CONTROL_ID 5
 #define DMA_I2S_BLOB_SIZE 21
 
-int skl_dsp_set_dma_control(struct skl_sst *ctx, u32 *caps,
+int skl_dsp_set_dma_control(struct skl_dev *skl, u32 *caps,
 				u32 caps_size, u32 node_id)
 {
 	struct skl_dma_control *dma_ctrl;
@@ -686,14 +650,14 @@ int skl_dsp_set_dma_control(struct skl_sst *ctx, u32 *caps,
 
 	memcpy(dma_ctrl->config_data, caps, caps_size);
 
-	err = skl_ipc_set_large_config(&ctx->ipc, &msg, (u32 *)dma_ctrl);
+	err = skl_ipc_set_large_config(&skl->ipc, &msg, (u32 *)dma_ctrl);
 
 	kfree(dma_ctrl);
 	return err;
 }
 EXPORT_SYMBOL_GPL(skl_dsp_set_dma_control);
 
-static void skl_setup_out_format(struct skl_sst *ctx,
+static void skl_setup_out_format(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig,
 			struct skl_audio_data_format *out_fmt)
 {
@@ -711,7 +675,7 @@ static void skl_setup_out_format(struct skl_sst *ctx,
 	out_fmt->interleaving = format->interleaving_style;
 	out_fmt->sample_type = format->sample_type;
 
-	dev_dbg(ctx->dev, "copier out format chan=%d fre=%d bitdepth=%d\n",
+	dev_dbg(skl->dev, "copier out format chan=%d fre=%d bitdepth=%d\n",
 		out_fmt->number_of_channels, format->s_freq, format->bit_depth);
 }
 
@@ -720,7 +684,7 @@ static void skl_setup_out_format(struct skl_sst *ctx,
  * configuration and the target frequency as extra parameter passed as src
  * config
  */
-static void skl_set_src_format(struct skl_sst *ctx,
+static void skl_set_src_format(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig,
 			struct skl_src_module_cfg *src_mconfig)
 {
@@ -728,7 +692,7 @@ static void skl_set_src_format(struct skl_sst *ctx,
 	struct skl_module_iface *iface = &module->formats[mconfig->fmt_idx];
 	struct skl_module_fmt *fmt = &iface->outputs[0].fmt;
 
-	skl_set_base_module_format(ctx, mconfig,
+	skl_set_base_module_format(skl, mconfig,
 		(struct skl_base_cfg *)src_mconfig);
 
 	src_mconfig->src_cfg = fmt->s_freq;
@@ -739,7 +703,7 @@ static void skl_set_src_format(struct skl_sst *ctx,
  * module configuration and channel configuration
  * It also take coefficients and now we have defaults applied here
  */
-static void skl_set_updown_mixer_format(struct skl_sst *ctx,
+static void skl_set_updown_mixer_format(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig,
 			struct skl_up_down_mixer_cfg *mixer_mconfig)
 {
@@ -747,7 +711,7 @@ static void skl_set_updown_mixer_format(struct skl_sst *ctx,
 	struct skl_module_iface *iface = &module->formats[mconfig->fmt_idx];
 	struct skl_module_fmt *fmt = &iface->outputs[0].fmt;
 
-	skl_set_base_module_format(ctx,	mconfig,
+	skl_set_base_module_format(skl,	mconfig,
 		(struct skl_base_cfg *)mixer_mconfig);
 	mixer_mconfig->out_ch_cfg = fmt->ch_cfg;
 	mixer_mconfig->ch_map = fmt->ch_map;
@@ -760,17 +724,17 @@ static void skl_set_updown_mixer_format(struct skl_sst *ctx,
  * format, gateway settings
  * copier_module_config is sent as input buffer with INIT_INSTANCE IPC msg
  */
-static void skl_set_copier_format(struct skl_sst *ctx,
+static void skl_set_copier_format(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig,
 			struct skl_cpr_cfg *cpr_mconfig)
 {
 	struct skl_audio_data_format *out_fmt = &cpr_mconfig->out_fmt;
 	struct skl_base_cfg *base_cfg = (struct skl_base_cfg *)cpr_mconfig;
 
-	skl_set_base_module_format(ctx, mconfig, base_cfg);
+	skl_set_base_module_format(skl, mconfig, base_cfg);
 
-	skl_setup_out_format(ctx, mconfig, out_fmt);
-	skl_setup_cpr_gateway_cfg(ctx, mconfig, cpr_mconfig);
+	skl_setup_out_format(skl, mconfig, out_fmt);
+	skl_setup_cpr_gateway_cfg(skl, mconfig, cpr_mconfig);
 }
 
 /*
@@ -778,13 +742,13 @@ static void skl_set_copier_format(struct skl_sst *ctx,
  * configuration and params
  */
 
-static void skl_set_algo_format(struct skl_sst *ctx,
+static void skl_set_algo_format(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig,
 			struct skl_algo_cfg *algo_mcfg)
 {
 	struct skl_base_cfg *base_cfg = (struct skl_base_cfg *)algo_mcfg;
 
-	skl_set_base_module_format(ctx, mconfig, base_cfg);
+	skl_set_base_module_format(skl, mconfig, base_cfg);
 
 	if (mconfig->formats_config.caps_size == 0)
 		return;
@@ -802,7 +766,7 @@ static void skl_set_algo_format(struct skl_sst *ctx,
  * Mic select module take base module configuration and out-format
  * configuration
  */
-static void skl_set_base_outfmt_format(struct skl_sst *ctx,
+static void skl_set_base_outfmt_format(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig,
 			struct skl_base_outfmt_cfg *base_outfmt_mcfg)
 {
@@ -810,11 +774,11 @@ static void skl_set_base_outfmt_format(struct skl_sst *ctx,
 	struct skl_base_cfg *base_cfg =
 				(struct skl_base_cfg *)base_outfmt_mcfg;
 
-	skl_set_base_module_format(ctx, mconfig, base_cfg);
-	skl_setup_out_format(ctx, mconfig, out_fmt);
+	skl_set_base_module_format(skl, mconfig, base_cfg);
+	skl_setup_out_format(skl, mconfig, out_fmt);
 }
 
-static u16 skl_get_module_param_size(struct skl_sst *ctx,
+static u16 skl_get_module_param_size(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig)
 {
 	u16 param_size;
@@ -859,14 +823,14 @@ static u16 skl_get_module_param_size(struct skl_sst *ctx,
  * base module format configuration
  */
 
-static int skl_set_module_format(struct skl_sst *ctx,
+static int skl_set_module_format(struct skl_dev *skl,
 			struct skl_module_cfg *module_config,
 			u16 *module_config_size,
 			void **param_data)
 {
 	u16 param_size;
 
-	param_size  = skl_get_module_param_size(ctx, module_config);
+	param_size  = skl_get_module_param_size(skl, module_config);
 
 	*param_data = kzalloc(param_size, GFP_KERNEL);
 	if (NULL == *param_data)
@@ -876,35 +840,36 @@ static int skl_set_module_format(struct skl_sst *ctx,
 
 	switch (module_config->m_type) {
 	case SKL_MODULE_TYPE_COPIER:
-		skl_set_copier_format(ctx, module_config, *param_data);
+		skl_set_copier_format(skl, module_config, *param_data);
 		break;
 
 	case SKL_MODULE_TYPE_SRCINT:
-		skl_set_src_format(ctx, module_config, *param_data);
+		skl_set_src_format(skl, module_config, *param_data);
 		break;
 
 	case SKL_MODULE_TYPE_UPDWMIX:
-		skl_set_updown_mixer_format(ctx, module_config, *param_data);
+		skl_set_updown_mixer_format(skl, module_config, *param_data);
 		break;
 
 	case SKL_MODULE_TYPE_ALGO:
-		skl_set_algo_format(ctx, module_config, *param_data);
+		skl_set_algo_format(skl, module_config, *param_data);
 		break;
 
 	case SKL_MODULE_TYPE_BASE_OUTFMT:
 	case SKL_MODULE_TYPE_MIC_SELECT:
 	case SKL_MODULE_TYPE_KPB:
-		skl_set_base_outfmt_format(ctx, module_config, *param_data);
+		skl_set_base_outfmt_format(skl, module_config, *param_data);
 		break;
 
 	default:
-		skl_set_base_module_format(ctx, module_config, *param_data);
+		skl_set_base_module_format(skl, module_config, *param_data);
 		break;
 
 	}
 
-	dev_dbg(ctx->dev, "Module type=%d config size: %d bytes\n",
-			module_config->id.module_id, param_size);
+	dev_dbg(skl->dev, "Module type=%d id=%d config size: %d bytes\n",
+			module_config->m_type, module_config->id.module_id,
+			param_size);
 	print_hex_dump_debug("Module params:", DUMP_PREFIX_OFFSET, 8, 4,
 			*param_data, param_size, false);
 	return 0;
@@ -1004,7 +969,7 @@ static void skl_clear_module_state(struct skl_module_pin *mpin, int max,
  * We first calculate the module format, based on module type and then
  * invoke the DSP by sending IPC INIT_INSTANCE using ipc helper
  */
-int skl_init_module(struct skl_sst *ctx,
+int skl_init_module(struct skl_dev *skl,
 			struct skl_module_cfg *mconfig)
 {
 	u16 module_config_size = 0;
@@ -1012,19 +977,19 @@ int skl_init_module(struct skl_sst *ctx,
 	int ret;
 	struct skl_ipc_init_instance_msg msg;
 
-	dev_dbg(ctx->dev, "%s: module_id = %d instance=%d\n", __func__,
+	dev_dbg(skl->dev, "%s: module_id = %d instance=%d\n", __func__,
 		 mconfig->id.module_id, mconfig->id.pvt_id);
 
 	if (mconfig->pipe->state != SKL_PIPE_CREATED) {
-		dev_err(ctx->dev, "Pipe not created state= %d pipe_id= %d\n",
+		dev_err(skl->dev, "Pipe not created state= %d pipe_id= %d\n",
 				 mconfig->pipe->state, mconfig->pipe->ppl_id);
 		return -EIO;
 	}
 
-	ret = skl_set_module_format(ctx, mconfig,
+	ret = skl_set_module_format(skl, mconfig,
 			&module_config_size, &param_data);
 	if (ret < 0) {
-		dev_err(ctx->dev, "Failed to set module format ret=%d\n", ret);
+		dev_err(skl->dev, "Failed to set module format ret=%d\n", ret);
 		return ret;
 	}
 
@@ -1035,9 +1000,9 @@ int skl_init_module(struct skl_sst *ctx,
 	msg.core_id = mconfig->core_id;
 	msg.domain = mconfig->domain;
 
-	ret = skl_ipc_init_instance(&ctx->ipc, &msg, param_data);
+	ret = skl_ipc_init_instance(&skl->ipc, &msg, param_data);
 	if (ret < 0) {
-		dev_err(ctx->dev, "Failed to init instance ret=%d\n", ret);
+		dev_err(skl->dev, "Failed to init instance ret=%d\n", ret);
 		kfree(param_data);
 		return ret;
 	}
@@ -1046,15 +1011,15 @@ int skl_init_module(struct skl_sst *ctx,
 	return ret;
 }
 
-static void skl_dump_bind_info(struct skl_sst *ctx, struct skl_module_cfg
+static void skl_dump_bind_info(struct skl_dev *skl, struct skl_module_cfg
 	*src_module, struct skl_module_cfg *dst_module)
 {
-	dev_dbg(ctx->dev, "%s: src module_id = %d  src_instance=%d\n",
+	dev_dbg(skl->dev, "%s: src module_id = %d  src_instance=%d\n",
 		__func__, src_module->id.module_id, src_module->id.pvt_id);
-	dev_dbg(ctx->dev, "%s: dst_module=%d dst_instance=%d\n", __func__,
+	dev_dbg(skl->dev, "%s: dst_module=%d dst_instance=%d\n", __func__,
 		 dst_module->id.module_id, dst_module->id.pvt_id);
 
-	dev_dbg(ctx->dev, "src_module state = %d dst module state = %d\n",
+	dev_dbg(skl->dev, "src_module state = %d dst module state = %d\n",
 		src_module->m_state, dst_module->m_state);
 }
 
@@ -1063,7 +1028,7 @@ static void skl_dump_bind_info(struct skl_sst *ctx, struct skl_module_cfg
  * it is already bind.
  * Find the pin allocated and unbind then using bind_unbind IPC
  */
-int skl_unbind_modules(struct skl_sst *ctx,
+int skl_unbind_modules(struct skl_dev *skl,
 			struct skl_module_cfg *src_mcfg,
 			struct skl_module_cfg *dst_mcfg)
 {
@@ -1075,7 +1040,7 @@ int skl_unbind_modules(struct skl_sst *ctx,
 	int out_max = src_mcfg->module->max_output_pins;
 	int src_index, dst_index, src_pin_state, dst_pin_state;
 
-	skl_dump_bind_info(ctx, src_mcfg, dst_mcfg);
+	skl_dump_bind_info(skl, src_mcfg, dst_mcfg);
 
 	/* get src queue index */
 	src_index = skl_get_queue_index(src_mcfg->m_out_pin, dst_id, out_max);
@@ -1104,7 +1069,7 @@ int skl_unbind_modules(struct skl_sst *ctx,
 	msg.dst_instance_id = dst_mcfg->id.pvt_id;
 	msg.bind = false;
 
-	ret = skl_ipc_bind_unbind(&ctx->ipc, &msg);
+	ret = skl_ipc_bind_unbind(&skl->ipc, &msg);
 	if (!ret) {
 		/* free queue only if unbind is success */
 		skl_free_queue(src_mcfg->m_out_pin, src_index);
@@ -1142,7 +1107,7 @@ static void fill_pin_params(struct skl_audio_data_format *pin_fmt,
  * This function finds the pins and then sends bund_unbind IPC message to
  * DSP using IPC helper
  */
-int skl_bind_modules(struct skl_sst *ctx,
+int skl_bind_modules(struct skl_dev *skl,
 			struct skl_module_cfg *src_mcfg,
 			struct skl_module_cfg *dst_mcfg)
 {
@@ -1156,7 +1121,7 @@ int skl_bind_modules(struct skl_sst *ctx,
 	struct skl_module *module;
 	struct skl_module_iface *fmt;
 
-	skl_dump_bind_info(ctx, src_mcfg, dst_mcfg);
+	skl_dump_bind_info(skl, src_mcfg, dst_mcfg);
 
 	if (src_mcfg->m_state < SKL_MODULE_INIT_DONE ||
 		dst_mcfg->m_state < SKL_MODULE_INIT_DONE)
@@ -1188,7 +1153,7 @@ int skl_bind_modules(struct skl_sst *ctx,
 
 		format = &fmt->outputs[src_index].fmt;
 		fill_pin_params(&(pin_fmt.dst_fmt), format);
-		ret = skl_set_module_params(ctx, (void *)&pin_fmt,
+		ret = skl_set_module_params(skl, (void *)&pin_fmt,
 					sizeof(struct skl_cpr_pin_fmt),
 					CPR_SINK_FMT_PARAM_ID, src_mcfg);
 
@@ -1198,7 +1163,7 @@ int skl_bind_modules(struct skl_sst *ctx,
 
 	msg.dst_queue = dst_index;
 
-	dev_dbg(ctx->dev, "src queue = %d dst queue =%d\n",
+	dev_dbg(skl->dev, "src queue = %d dst queue =%d\n",
 			 msg.src_queue, msg.dst_queue);
 
 	msg.module_id = src_mcfg->id.module_id;
@@ -1207,7 +1172,7 @@ int skl_bind_modules(struct skl_sst *ctx,
 	msg.dst_instance_id = dst_mcfg->id.pvt_id;
 	msg.bind = true;
 
-	ret = skl_ipc_bind_unbind(&ctx->ipc, &msg);
+	ret = skl_ipc_bind_unbind(&skl->ipc, &msg);
 
 	if (!ret) {
 		src_mcfg->m_state = SKL_MODULE_BIND_DONE;
@@ -1223,12 +1188,12 @@ out:
 	return ret;
 }
 
-static int skl_set_pipe_state(struct skl_sst *ctx, struct skl_pipe *pipe,
+static int skl_set_pipe_state(struct skl_dev *skl, struct skl_pipe *pipe,
 	enum skl_ipc_pipeline_state state)
 {
-	dev_dbg(ctx->dev, "%s: pipe_state = %d\n", __func__, state);
+	dev_dbg(skl->dev, "%s: pipe_state = %d\n", __func__, state);
 
-	return skl_ipc_set_pipeline_state(&ctx->ipc, pipe->ppl_id, state);
+	return skl_ipc_set_pipeline_state(&skl->ipc, pipe->ppl_id, state);
 }
 
 /*
@@ -1237,17 +1202,17 @@ static int skl_set_pipe_state(struct skl_sst *ctx, struct skl_pipe *pipe,
  * This function creates pipeline, by sending create pipeline IPC messages
  * to FW
  */
-int skl_create_pipeline(struct skl_sst *ctx, struct skl_pipe *pipe)
+int skl_create_pipeline(struct skl_dev *skl, struct skl_pipe *pipe)
 {
 	int ret;
 
-	dev_dbg(ctx->dev, "%s: pipe_id = %d\n", __func__, pipe->ppl_id);
+	dev_dbg(skl->dev, "%s: pipe_id = %d\n", __func__, pipe->ppl_id);
 
-	ret = skl_ipc_create_pipeline(&ctx->ipc, pipe->memory_pages,
+	ret = skl_ipc_create_pipeline(&skl->ipc, pipe->memory_pages,
 				pipe->pipe_priority, pipe->ppl_id,
 				pipe->lp_mode);
 	if (ret < 0) {
-		dev_err(ctx->dev, "Failed to create pipeline\n");
+		dev_err(skl->dev, "Failed to create pipeline\n");
 		return ret;
 	}
 
@@ -1262,11 +1227,11 @@ int skl_create_pipeline(struct skl_sst *ctx, struct skl_pipe *pipe)
  * reset state. Finish the procedure by sending delete pipeline IPC.
  * DSP will stop the DMA engines and release resources
  */
-int skl_delete_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
+int skl_delete_pipe(struct skl_dev *skl, struct skl_pipe *pipe)
 {
 	int ret;
 
-	dev_dbg(ctx->dev, "%s: pipe = %d\n", __func__, pipe->ppl_id);
+	dev_dbg(skl->dev, "%s: pipe = %d\n", __func__, pipe->ppl_id);
 
 	/* If pipe was not created in FW, do not try to delete it */
 	if (pipe->state < SKL_PIPE_CREATED)
@@ -1274,9 +1239,9 @@ int skl_delete_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
 
 	/* If pipe is started, do stop the pipe in FW. */
 	if (pipe->state >= SKL_PIPE_STARTED) {
-		ret = skl_set_pipe_state(ctx, pipe, PPL_PAUSED);
+		ret = skl_set_pipe_state(skl, pipe, PPL_PAUSED);
 		if (ret < 0) {
-			dev_err(ctx->dev, "Failed to stop pipeline\n");
+			dev_err(skl->dev, "Failed to stop pipeline\n");
 			return ret;
 		}
 
@@ -1284,17 +1249,17 @@ int skl_delete_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
 	}
 
 	/* reset pipe state before deletion */
-	ret = skl_set_pipe_state(ctx, pipe, PPL_RESET);
+	ret = skl_set_pipe_state(skl, pipe, PPL_RESET);
 	if (ret < 0) {
-		dev_err(ctx->dev, "Failed to reset pipe ret=%d\n", ret);
+		dev_err(skl->dev, "Failed to reset pipe ret=%d\n", ret);
 		return ret;
 	}
 
 	pipe->state = SKL_PIPE_RESET;
 
-	ret = skl_ipc_delete_pipeline(&ctx->ipc, pipe->ppl_id);
+	ret = skl_ipc_delete_pipeline(&skl->ipc, pipe->ppl_id);
 	if (ret < 0) {
-		dev_err(ctx->dev, "Failed to delete pipeline\n");
+		dev_err(skl->dev, "Failed to delete pipeline\n");
 		return ret;
 	}
 
@@ -1308,28 +1273,28 @@ int skl_delete_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
  * For processing data the pipe need to be run by sending IPC set pipe state
  * to DSP
  */
-int skl_run_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
+int skl_run_pipe(struct skl_dev *skl, struct skl_pipe *pipe)
 {
 	int ret;
 
-	dev_dbg(ctx->dev, "%s: pipe = %d\n", __func__, pipe->ppl_id);
+	dev_dbg(skl->dev, "%s: pipe = %d\n", __func__, pipe->ppl_id);
 
 	/* If pipe was not created in FW, do not try to pause or delete */
 	if (pipe->state < SKL_PIPE_CREATED)
 		return 0;
 
 	/* Pipe has to be paused before it is started */
-	ret = skl_set_pipe_state(ctx, pipe, PPL_PAUSED);
+	ret = skl_set_pipe_state(skl, pipe, PPL_PAUSED);
 	if (ret < 0) {
-		dev_err(ctx->dev, "Failed to pause pipe\n");
+		dev_err(skl->dev, "Failed to pause pipe\n");
 		return ret;
 	}
 
 	pipe->state = SKL_PIPE_PAUSED;
 
-	ret = skl_set_pipe_state(ctx, pipe, PPL_RUNNING);
+	ret = skl_set_pipe_state(skl, pipe, PPL_RUNNING);
 	if (ret < 0) {
-		dev_err(ctx->dev, "Failed to start pipe\n");
+		dev_err(skl->dev, "Failed to start pipe\n");
 		return ret;
 	}
 
@@ -1342,19 +1307,19 @@ int skl_run_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
  * Stop the pipeline by sending set pipe state IPC
  * DSP doesnt implement stop so we always send pause message
  */
-int skl_stop_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
+int skl_stop_pipe(struct skl_dev *skl, struct skl_pipe *pipe)
 {
 	int ret;
 
-	dev_dbg(ctx->dev, "In %s pipe=%d\n", __func__, pipe->ppl_id);
+	dev_dbg(skl->dev, "In %s pipe=%d\n", __func__, pipe->ppl_id);
 
 	/* If pipe was not created in FW, do not try to pause or delete */
 	if (pipe->state < SKL_PIPE_PAUSED)
 		return 0;
 
-	ret = skl_set_pipe_state(ctx, pipe, PPL_PAUSED);
+	ret = skl_set_pipe_state(skl, pipe, PPL_PAUSED);
 	if (ret < 0) {
-		dev_dbg(ctx->dev, "Failed to stop pipe\n");
+		dev_dbg(skl->dev, "Failed to stop pipe\n");
 		return ret;
 	}
 
@@ -1367,7 +1332,7 @@ int skl_stop_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
  * Reset the pipeline by sending set pipe state IPC this will reset the DMA
  * from the DSP side
  */
-int skl_reset_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
+int skl_reset_pipe(struct skl_dev *skl, struct skl_pipe *pipe)
 {
 	int ret;
 
@@ -1375,9 +1340,9 @@ int skl_reset_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
 	if (pipe->state < SKL_PIPE_PAUSED)
 		return 0;
 
-	ret = skl_set_pipe_state(ctx, pipe, PPL_RESET);
+	ret = skl_set_pipe_state(skl, pipe, PPL_RESET);
 	if (ret < 0) {
-		dev_dbg(ctx->dev, "Failed to reset pipe ret=%d\n", ret);
+		dev_dbg(skl->dev, "Failed to reset pipe ret=%d\n", ret);
 		return ret;
 	}
 
@@ -1387,7 +1352,7 @@ int skl_reset_pipe(struct skl_sst *ctx, struct skl_pipe *pipe)
 }
 
 /* Algo parameter set helper function */
-int skl_set_module_params(struct skl_sst *ctx, u32 *params, int size,
+int skl_set_module_params(struct skl_dev *skl, u32 *params, int size,
 				u32 param_id, struct skl_module_cfg *mcfg)
 {
 	struct skl_ipc_large_config_msg msg;
@@ -1397,18 +1362,19 @@ int skl_set_module_params(struct skl_sst *ctx, u32 *params, int size,
 	msg.param_data_size = size;
 	msg.large_param_id = param_id;
 
-	return skl_ipc_set_large_config(&ctx->ipc, &msg, params);
+	return skl_ipc_set_large_config(&skl->ipc, &msg, params);
 }
 
-int skl_get_module_params(struct skl_sst *ctx, u32 *params, int size,
+int skl_get_module_params(struct skl_dev *skl, u32 *params, int size,
 			  u32 param_id, struct skl_module_cfg *mcfg)
 {
 	struct skl_ipc_large_config_msg msg;
+	size_t bytes = size;
 
 	msg.module_id = mcfg->id.module_id;
 	msg.instance_id = mcfg->id.pvt_id;
 	msg.param_data_size = size;
 	msg.large_param_id = param_id;
 
-	return skl_ipc_get_large_config(&ctx->ipc, &msg, params);
+	return skl_ipc_get_large_config(&skl->ipc, &msg, &params, &bytes);
 }
diff --git a/sound/soc/intel/skylake/skl-nhlt.c b/sound/soc/intel/skylake/skl-nhlt.c
index e01815cec6fd..19f328d71f24 100644
--- a/sound/soc/intel/skylake/skl-nhlt.c
+++ b/sound/soc/intel/skylake/skl-nhlt.c
@@ -9,57 +9,10 @@
  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  */
 #include <linux/pci.h>
+#include <sound/intel-nhlt.h>
 #include "skl.h"
 #include "skl-i2s.h"
 
-#define NHLT_ACPI_HEADER_SIG	"NHLT"
-
-/* Unique identification for getting NHLT blobs */
-static guid_t osc_guid =
-	GUID_INIT(0xA69F886E, 0x6CEB, 0x4594,
-		  0xA4, 0x1F, 0x7B, 0x5D, 0xCE, 0x24, 0xC5, 0x53);
-
-
-struct nhlt_acpi_table *skl_nhlt_init(struct device *dev)
-{
-	acpi_handle handle;
-	union acpi_object *obj;
-	struct nhlt_resource_desc  *nhlt_ptr = NULL;
-	struct nhlt_acpi_table *nhlt_table = NULL;
-
-	handle = ACPI_HANDLE(dev);
-	if (!handle) {
-		dev_err(dev, "Didn't find ACPI_HANDLE\n");
-		return NULL;
-	}
-
-	obj = acpi_evaluate_dsm(handle, &osc_guid, 1, 1, NULL);
-	if (obj && obj->type == ACPI_TYPE_BUFFER) {
-		nhlt_ptr = (struct nhlt_resource_desc  *)obj->buffer.pointer;
-		if (nhlt_ptr->length)
-			nhlt_table = (struct nhlt_acpi_table *)
-				memremap(nhlt_ptr->min_addr, nhlt_ptr->length,
-				MEMREMAP_WB);
-		ACPI_FREE(obj);
-		if (nhlt_table && (strncmp(nhlt_table->header.signature,
-					NHLT_ACPI_HEADER_SIG,
-					strlen(NHLT_ACPI_HEADER_SIG)) != 0)) {
-			memunmap(nhlt_table);
-			dev_err(dev, "NHLT ACPI header signature incorrect\n");
-			return NULL;
-		}
-		return nhlt_table;
-	}
-
-	dev_err(dev, "device specific method to extract NHLT blob failed\n");
-	return NULL;
-}
-
-void skl_nhlt_free(struct nhlt_acpi_table *nhlt)
-{
-	memunmap((void *) nhlt);
-}
-
 static struct nhlt_specific_cfg *skl_get_specific_cfg(
 		struct device *dev, struct nhlt_fmt *fmt,
 		u8 no_ch, u32 rate, u16 bps, u8 linktype)
@@ -126,7 +79,7 @@ static bool skl_check_ep_match(struct device *dev, struct nhlt_endpoint *epnt,
 }
 
 struct nhlt_specific_cfg
-*skl_get_ep_blob(struct skl *skl, u32 instance, u8 link_type,
+*skl_get_ep_blob(struct skl_dev *skl, u32 instance, u8 link_type,
 			u8 s_fmt, u8 num_ch, u32 s_rate,
 			u8 dirn, u8 dev_type)
 {
@@ -162,48 +115,6 @@ struct nhlt_specific_cfg
 	return NULL;
 }
 
-int skl_get_dmic_geo(struct skl *skl)
-{
-	struct nhlt_acpi_table *nhlt = (struct nhlt_acpi_table *)skl->nhlt;
-	struct nhlt_endpoint *epnt;
-	struct nhlt_dmic_array_config *cfg;
-	struct device *dev = &skl->pci->dev;
-	unsigned int dmic_geo = 0;
-	u8 j;
-
-	if (!nhlt)
-		return 0;
-
-	epnt = (struct nhlt_endpoint *)nhlt->desc;
-
-	for (j = 0; j < nhlt->endpoint_count; j++) {
-		if (epnt->linktype == NHLT_LINK_DMIC) {
-			cfg = (struct nhlt_dmic_array_config  *)
-					(epnt->config.caps);
-			switch (cfg->array_type) {
-			case NHLT_MIC_ARRAY_2CH_SMALL:
-			case NHLT_MIC_ARRAY_2CH_BIG:
-				dmic_geo |= MIC_ARRAY_2CH;
-				break;
-
-			case NHLT_MIC_ARRAY_4CH_1ST_GEOM:
-			case NHLT_MIC_ARRAY_4CH_L_SHAPED:
-			case NHLT_MIC_ARRAY_4CH_2ND_GEOM:
-				dmic_geo |= MIC_ARRAY_4CH;
-				break;
-
-			default:
-				dev_warn(dev, "undefined DMIC array_type 0x%0x\n",
-						cfg->array_type);
-
-			}
-		}
-		epnt = (struct nhlt_endpoint *)((u8 *)epnt + epnt->length);
-	}
-
-	return dmic_geo;
-}
-
 static void skl_nhlt_trim_space(char *trim)
 {
 	char *s = trim;
@@ -219,7 +130,7 @@ static void skl_nhlt_trim_space(char *trim)
 	s[cnt] = '\0';
 }
 
-int skl_nhlt_update_topology_bin(struct skl *skl)
+int skl_nhlt_update_topology_bin(struct skl_dev *skl)
 {
 	struct nhlt_acpi_table *nhlt = (struct nhlt_acpi_table *)skl->nhlt;
 	struct hdac_bus *bus = skl_to_bus(skl);
@@ -243,7 +154,7 @@ static ssize_t skl_nhlt_platform_id_show(struct device *dev,
 {
 	struct pci_dev *pci = to_pci_dev(dev);
 	struct hdac_bus *bus = pci_get_drvdata(pci);
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	struct nhlt_acpi_table *nhlt = (struct nhlt_acpi_table *)skl->nhlt;
 	char platform_id[32];
 
@@ -257,7 +168,7 @@ static ssize_t skl_nhlt_platform_id_show(struct device *dev,
 
 static DEVICE_ATTR(platform_id, 0444, skl_nhlt_platform_id_show, NULL);
 
-int skl_nhlt_create_sysfs(struct skl *skl)
+int skl_nhlt_create_sysfs(struct skl_dev *skl)
 {
 	struct device *dev = &skl->pci->dev;
 
@@ -267,7 +178,7 @@ int skl_nhlt_create_sysfs(struct skl *skl)
 	return 0;
 }
 
-void skl_nhlt_remove_sysfs(struct skl *skl)
+void skl_nhlt_remove_sysfs(struct skl_dev *skl)
 {
 	struct device *dev = &skl->pci->dev;
 
@@ -279,7 +190,7 @@ void skl_nhlt_remove_sysfs(struct skl *skl)
  * stores all possible rates supported in a rate table for the corresponding
  * sclk/sclkfs.
  */
-static void skl_get_ssp_clks(struct skl *skl, struct skl_ssp_clk *ssp_clks,
+static void skl_get_ssp_clks(struct skl_dev *skl, struct skl_ssp_clk *ssp_clks,
 				struct nhlt_fmt *fmt, u8 id)
 {
 	struct skl_i2s_config_blob_ext *i2s_config_ext;
@@ -377,7 +288,7 @@ static void skl_get_ssp_clks(struct skl *skl, struct skl_ssp_clk *ssp_clks,
 	}
 }
 
-static void skl_get_mclk(struct skl *skl, struct skl_ssp_clk *mclk,
+static void skl_get_mclk(struct skl_dev *skl, struct skl_ssp_clk *mclk,
 				struct nhlt_fmt *fmt, u8 id)
 {
 	struct skl_i2s_config_blob_ext *i2s_config_ext;
@@ -421,7 +332,7 @@ static void skl_get_mclk(struct skl *skl, struct skl_ssp_clk *mclk,
 	mclk[id].parent_name = parent->name;
 }
 
-void skl_get_clks(struct skl *skl, struct skl_ssp_clk *ssp_clks)
+void skl_get_clks(struct skl_dev *skl, struct skl_ssp_clk *ssp_clks)
 {
 	struct nhlt_acpi_table *nhlt = (struct nhlt_acpi_table *)skl->nhlt;
 	struct nhlt_endpoint *epnt;
diff --git a/sound/soc/intel/skylake/skl-nhlt.h b/sound/soc/intel/skylake/skl-nhlt.h
deleted file mode 100644
index f85fbf9c7ce4..000000000000
--- a/sound/soc/intel/skylake/skl-nhlt.h
+++ /dev/null
@@ -1,119 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- *  skl-nhlt.h - Intel HDA Platform NHLT header
- *
- *  Copyright (C) 2015 Intel Corp
- *  Author: Sanjiv Kumar <sanjiv.kumar@intel.com>
- *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- */
-#ifndef __SKL_NHLT_H__
-#define __SKL_NHLT_H__
-
-#include <linux/acpi.h>
-
-struct wav_fmt {
-	u16 fmt_tag;
-	u16 channels;
-	u32 samples_per_sec;
-	u32 avg_bytes_per_sec;
-	u16 block_align;
-	u16 bits_per_sample;
-	u16 cb_size;
-} __packed;
-
-struct wav_fmt_ext {
-	struct wav_fmt fmt;
-	union samples {
-		u16 valid_bits_per_sample;
-		u16 samples_per_block;
-		u16 reserved;
-	} sample;
-	u32 channel_mask;
-	u8 sub_fmt[16];
-} __packed;
-
-enum nhlt_link_type {
-	NHLT_LINK_HDA = 0,
-	NHLT_LINK_DSP = 1,
-	NHLT_LINK_DMIC = 2,
-	NHLT_LINK_SSP = 3,
-	NHLT_LINK_INVALID
-};
-
-enum nhlt_device_type {
-	NHLT_DEVICE_BT = 0,
-	NHLT_DEVICE_DMIC = 1,
-	NHLT_DEVICE_I2S = 4,
-	NHLT_DEVICE_INVALID
-};
-
-struct nhlt_specific_cfg {
-	u32 size;
-	u8 caps[0];
-} __packed;
-
-struct nhlt_fmt_cfg {
-	struct wav_fmt_ext fmt_ext;
-	struct nhlt_specific_cfg config;
-} __packed;
-
-struct nhlt_fmt {
-	u8 fmt_count;
-	struct nhlt_fmt_cfg fmt_config[0];
-} __packed;
-
-struct nhlt_endpoint {
-	u32  length;
-	u8   linktype;
-	u8   instance_id;
-	u16  vendor_id;
-	u16  device_id;
-	u16  revision_id;
-	u32  subsystem_id;
-	u8   device_type;
-	u8   direction;
-	u8   virtual_bus_id;
-	struct nhlt_specific_cfg config;
-} __packed;
-
-struct nhlt_acpi_table {
-	struct acpi_table_header header;
-	u8 endpoint_count;
-	struct nhlt_endpoint desc[0];
-} __packed;
-
-struct nhlt_resource_desc  {
-	u32 extra;
-	u16 flags;
-	u64 addr_spc_gra;
-	u64 min_addr;
-	u64 max_addr;
-	u64 addr_trans_offset;
-	u64 length;
-} __packed;
-
-#define MIC_ARRAY_2CH 2
-#define MIC_ARRAY_4CH 4
-
-struct nhlt_tdm_config {
-	u8 virtual_slot;
-	u8 config_type;
-} __packed;
-
-struct nhlt_dmic_array_config {
-	struct nhlt_tdm_config tdm_config;
-	u8 array_type;
-} __packed;
-
-enum {
-	NHLT_MIC_ARRAY_2CH_SMALL = 0xa,
-	NHLT_MIC_ARRAY_2CH_BIG = 0xb,
-	NHLT_MIC_ARRAY_4CH_1ST_GEOM = 0xc,
-	NHLT_MIC_ARRAY_4CH_L_SHAPED = 0xd,
-	NHLT_MIC_ARRAY_4CH_2ND_GEOM = 0xe,
-	NHLT_MIC_ARRAY_VENDOR_DEFINED = 0xf,
-};
-
-#endif
diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c
index 760bbcf9a469..7f287424af9b 100644
--- a/sound/soc/intel/skylake/skl-pcm.c
+++ b/sound/soc/intel/skylake/skl-pcm.c
@@ -116,7 +116,7 @@ static void skl_set_suspend_active(struct snd_pcm_substream *substream,
 {
 	struct hdac_bus *bus = dev_get_drvdata(dai->dev);
 	struct snd_soc_dapm_widget *w;
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 		w = dai->playback_widget;
@@ -132,7 +132,7 @@ static void skl_set_suspend_active(struct snd_pcm_substream *substream,
 int skl_pcm_host_dma_prepare(struct device *dev, struct skl_pipe_params *params)
 {
 	struct hdac_bus *bus = dev_get_drvdata(dev);
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	unsigned int format_val;
 	struct hdac_stream *hstream;
 	struct hdac_ext_stream *stream;
@@ -224,7 +224,7 @@ static int skl_pcm_open(struct snd_pcm_substream *substream,
 	struct hdac_ext_stream *stream;
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct skl_dma_params *dma_params;
-	struct skl *skl = get_skl_ctx(dai->dev);
+	struct skl_dev *skl = get_skl_ctx(dai->dev);
 	struct skl_module_cfg *mconfig;
 
 	dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name);
@@ -271,7 +271,7 @@ static int skl_pcm_open(struct snd_pcm_substream *substream,
 static int skl_pcm_prepare(struct snd_pcm_substream *substream,
 		struct snd_soc_dai *dai)
 {
-	struct skl *skl = get_skl_ctx(dai->dev);
+	struct skl_dev *skl = get_skl_ctx(dai->dev);
 	struct skl_module_cfg *mconfig;
 	int ret;
 
@@ -288,7 +288,7 @@ static int skl_pcm_prepare(struct snd_pcm_substream *substream,
 		 mconfig->pipe->state == SKL_PIPE_CREATED ||
 		 mconfig->pipe->state == SKL_PIPE_PAUSED)) {
 
-		ret = skl_reset_pipe(skl->skl_sst, mconfig->pipe);
+		ret = skl_reset_pipe(skl, mconfig->pipe);
 
 		if (ret < 0)
 			return ret;
@@ -350,7 +350,7 @@ static void skl_pcm_close(struct snd_pcm_substream *substream,
 	struct hdac_ext_stream *stream = get_hdac_ext_stream(substream);
 	struct hdac_bus *bus = dev_get_drvdata(dai->dev);
 	struct skl_dma_params *dma_params = NULL;
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	struct skl_module_cfg *mconfig;
 
 	dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name);
@@ -370,9 +370,9 @@ static void skl_pcm_close(struct snd_pcm_substream *substream,
 	 * CGCTL.MISCBDCGE if disabled by driver
 	 */
 	if (!strncmp(dai->name, "Reference Pin", 13) &&
-			skl->skl_sst->miscbdcg_disabled) {
-		skl->skl_sst->enable_miscbdcge(dai->dev, true);
-		skl->skl_sst->miscbdcg_disabled = false;
+			skl->miscbdcg_disabled) {
+		skl->enable_miscbdcge(dai->dev, true);
+		skl->miscbdcg_disabled = false;
 	}
 
 	mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream);
@@ -387,7 +387,7 @@ static int skl_pcm_hw_free(struct snd_pcm_substream *substream,
 {
 	struct hdac_bus *bus = dev_get_drvdata(dai->dev);
 	struct hdac_ext_stream *stream = get_hdac_ext_stream(substream);
-	struct skl *skl = get_skl_ctx(dai->dev);
+	struct skl_dev *skl = get_skl_ctx(dai->dev);
 	struct skl_module_cfg *mconfig;
 	int ret;
 
@@ -396,7 +396,7 @@ static int skl_pcm_hw_free(struct snd_pcm_substream *substream,
 	mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream);
 
 	if (mconfig) {
-		ret = skl_reset_pipe(skl->skl_sst, mconfig->pipe);
+		ret = skl_reset_pipe(skl, mconfig->pipe);
 		if (ret < 0)
 			dev_err(dai->dev, "%s:Reset failed ret =%d",
 						__func__, ret);
@@ -471,8 +471,7 @@ static int skl_decoupled_trigger(struct snd_pcm_substream *substream,
 static int skl_pcm_trigger(struct snd_pcm_substream *substream, int cmd,
 		struct snd_soc_dai *dai)
 {
-	struct skl *skl = get_skl_ctx(dai->dev);
-	struct skl_sst *ctx = skl->skl_sst;
+	struct skl_dev *skl = get_skl_ctx(dai->dev);
 	struct skl_module_cfg *mconfig;
 	struct hdac_bus *bus = get_bus_ctx(substream);
 	struct hdac_ext_stream *stream = get_hdac_ext_stream(substream);
@@ -515,7 +514,7 @@ static int skl_pcm_trigger(struct snd_pcm_substream *substream, int cmd,
 		ret = skl_decoupled_trigger(substream, cmd);
 		if (ret < 0)
 			return ret;
-		return skl_run_pipe(ctx, mconfig->pipe);
+		return skl_run_pipe(skl, mconfig->pipe);
 		break;
 
 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
@@ -526,7 +525,7 @@ static int skl_pcm_trigger(struct snd_pcm_substream *substream, int cmd,
 		 * there are no underrun/overrun in the case if there is a delay
 		 * between the two operations.
 		 */
-		ret = skl_stop_pipe(ctx, mconfig->pipe);
+		ret = skl_stop_pipe(skl, mconfig->pipe);
 		if (ret < 0)
 			return ret;
 
@@ -602,14 +601,14 @@ static int skl_link_hw_params(struct snd_pcm_substream *substream,
 static int skl_link_pcm_prepare(struct snd_pcm_substream *substream,
 		struct snd_soc_dai *dai)
 {
-	struct skl *skl = get_skl_ctx(dai->dev);
+	struct skl_dev *skl = get_skl_ctx(dai->dev);
 	struct skl_module_cfg *mconfig = NULL;
 
 	/* In case of XRUN recovery, reset the FW pipe to clean state */
 	mconfig = skl_tplg_be_get_cpr_module(dai, substream->stream);
 	if (mconfig && !mconfig->pipe->passthru &&
 		(substream->runtime->status->state == SNDRV_PCM_STATE_XRUN))
-		skl_reset_pipe(skl->skl_sst, mconfig->pipe);
+		skl_reset_pipe(skl, mconfig->pipe);
 
 	return 0;
 }
@@ -1301,7 +1300,7 @@ static int skl_pcm_new(struct snd_soc_pcm_runtime *rtd)
 	struct hdac_bus *bus = dev_get_drvdata(dai->dev);
 	struct snd_pcm *pcm = rtd->pcm;
 	unsigned int size;
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 
 	if (dai->driver->playback.channels_min ||
 		dai->driver->capture.channels_min) {
@@ -1318,9 +1317,9 @@ static int skl_pcm_new(struct snd_soc_pcm_runtime *rtd)
 	return 0;
 }
 
-static int skl_get_module_info(struct skl *skl, struct skl_module_cfg *mconfig)
+static int skl_get_module_info(struct skl_dev *skl,
+		struct skl_module_cfg *mconfig)
 {
-	struct skl_sst *ctx = skl->skl_sst;
 	struct skl_module_inst_id *pin_id;
 	guid_t *uuid_mod, *uuid_tplg;
 	struct skl_module *skl_module;
@@ -1329,12 +1328,12 @@ static int skl_get_module_info(struct skl *skl, struct skl_module_cfg *mconfig)
 
 	uuid_mod = (guid_t *)mconfig->guid;
 
-	if (list_empty(&ctx->uuid_list)) {
-		dev_err(ctx->dev, "Module list is empty\n");
+	if (list_empty(&skl->uuid_list)) {
+		dev_err(skl->dev, "Module list is empty\n");
 		return -EIO;
 	}
 
-	list_for_each_entry(module, &ctx->uuid_list, list) {
+	list_for_each_entry(module, &skl->uuid_list, list) {
 		if (guid_equal(uuid_mod, &module->uuid)) {
 			mconfig->id.module_id = module->id;
 			if (mconfig->module)
@@ -1361,7 +1360,7 @@ static int skl_get_module_info(struct skl *skl, struct skl_module_cfg *mconfig)
 	if (skl->nr_modules && ret)
 		return ret;
 
-	list_for_each_entry(module, &ctx->uuid_list, list) {
+	list_for_each_entry(module, &skl->uuid_list, list) {
 		for (i = 0; i < MAX_IN_QUEUE; i++) {
 			pin_id = &mconfig->m_in_pin[i].id;
 			if (guid_equal(&pin_id->mod_uuid, &module->uuid))
@@ -1378,7 +1377,7 @@ static int skl_get_module_info(struct skl *skl, struct skl_module_cfg *mconfig)
 	return 0;
 }
 
-static int skl_populate_modules(struct skl *skl)
+static int skl_populate_modules(struct skl_dev *skl)
 {
 	struct skl_pipeline *p;
 	struct skl_pipe_module *m;
@@ -1393,7 +1392,7 @@ static int skl_populate_modules(struct skl *skl)
 
 			ret = skl_get_module_info(skl, mconfig);
 			if (ret < 0) {
-				dev_err(skl->skl_sst->dev,
+				dev_err(skl->dev,
 					"query module info failed\n");
 				return ret;
 			}
@@ -1408,7 +1407,7 @@ static int skl_populate_modules(struct skl *skl)
 static int skl_platform_soc_probe(struct snd_soc_component *component)
 {
 	struct hdac_bus *bus = dev_get_drvdata(component->dev);
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	const struct skl_dsp_ops *ops;
 	int ret;
 
@@ -1434,22 +1433,21 @@ static int skl_platform_soc_probe(struct snd_soc_component *component)
 		 * Disable dynamic clock and power gating during firmware
 		 * and library download
 		 */
-		skl->skl_sst->enable_miscbdcge(component->dev, false);
-		skl->skl_sst->clock_power_gating(component->dev, false);
+		skl->enable_miscbdcge(component->dev, false);
+		skl->clock_power_gating(component->dev, false);
 
-		ret = ops->init_fw(component->dev, skl->skl_sst);
-		skl->skl_sst->enable_miscbdcge(component->dev, true);
-		skl->skl_sst->clock_power_gating(component->dev, true);
+		ret = ops->init_fw(component->dev, skl);
+		skl->enable_miscbdcge(component->dev, true);
+		skl->clock_power_gating(component->dev, true);
 		if (ret < 0) {
 			dev_err(component->dev, "Failed to boot first fw: %d\n", ret);
 			return ret;
 		}
 		skl_populate_modules(skl);
-		skl->skl_sst->update_d0i3c = skl_update_d0i3c;
-		skl_dsp_enable_notification(skl->skl_sst, false);
+		skl->update_d0i3c = skl_update_d0i3c;
 
 		if (skl->cfg.astate_cfg != NULL) {
-			skl_dsp_set_astate_cfg(skl->skl_sst,
+			skl_dsp_set_astate_cfg(skl,
 					skl->cfg.astate_cfg->count,
 					skl->cfg.astate_cfg);
 		}
@@ -1463,7 +1461,7 @@ static int skl_platform_soc_probe(struct snd_soc_component *component)
 static void skl_pcm_remove(struct snd_soc_component *component)
 {
 	struct hdac_bus *bus = dev_get_drvdata(component->dev);
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 
 	skl_tplg_exit(component, bus);
 
@@ -1486,7 +1484,7 @@ int skl_platform_register(struct device *dev)
 	struct snd_soc_dai_driver *dais;
 	int num_dais = ARRAY_SIZE(skl_platform_dai);
 	struct hdac_bus *bus = dev_get_drvdata(dev);
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 
 	skl->dais = kmemdup(skl_platform_dai, sizeof(skl_platform_dai),
 			    GFP_KERNEL);
@@ -1520,7 +1518,7 @@ err:
 int skl_platform_unregister(struct device *dev)
 {
 	struct hdac_bus *bus = dev_get_drvdata(dev);
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	struct skl_module_deferred_bind *modules, *tmp;
 
 	if (!list_empty(&skl->bind_list)) {
diff --git a/sound/soc/intel/skylake/skl-ssp-clk.c b/sound/soc/intel/skylake/skl-ssp-clk.c
index 5bb6e40d4d3e..1c0e5226cb5b 100644
--- a/sound/soc/intel/skylake/skl-ssp-clk.c
+++ b/sound/soc/intel/skylake/skl-ssp-clk.c
@@ -11,6 +11,7 @@
 #include <linux/platform_device.h>
 #include <linux/clk-provider.h>
 #include <linux/clkdev.h>
+#include <sound/intel-nhlt.h>
 #include "skl.h"
 #include "skl-ssp-clk.h"
 #include "skl-topology.h"
@@ -101,7 +102,7 @@ static void skl_fill_clk_ipc(struct skl_clk_rate_cfg_table *rcfg, u8 clk_type)
 }
 
 /* Sends dma control IPC to turn the clock ON/OFF */
-static int skl_send_clk_dma_control(struct skl *skl,
+static int skl_send_clk_dma_control(struct skl_dev *skl,
 				struct skl_clk_rate_cfg_table *rcfg,
 				u32 vbus_id, u8 clk_type,
 				bool enable)
@@ -152,7 +153,7 @@ static int skl_send_clk_dma_control(struct skl *skl,
 	memcpy(i2s_config + sp_cfg->size, data, size);
 
 	node_id = ((SKL_DMA_I2S_LINK_INPUT_CLASS << 8) | (vbus_id << 4));
-	ret = skl_dsp_set_dma_control(skl->skl_sst, (u32 *)i2s_config,
+	ret = skl_dsp_set_dma_control(skl, (u32 *)i2s_config,
 					i2s_config_size, node_id);
 	kfree(i2s_config);
 
diff --git a/sound/soc/intel/skylake/skl-sst-dsp.c b/sound/soc/intel/skylake/skl-sst-dsp.c
index 36590c5b4673..225706d148d8 100644
--- a/sound/soc/intel/skylake/skl-sst-dsp.c
+++ b/sound/soc/intel/skylake/skl-sst-dsp.c
@@ -12,7 +12,7 @@
 #include "../common/sst-dsp.h"
 #include "../common/sst-ipc.h"
 #include "../common/sst-dsp-priv.h"
-#include "skl-sst-ipc.h"
+#include "skl.h"
 
 /* various timeout values */
 #define SKL_DSP_PU_TO		50
@@ -33,7 +33,7 @@ void skl_dsp_set_state_locked(struct sst_dsp *ctx, int state)
  */
 void skl_dsp_init_core_state(struct sst_dsp *ctx)
 {
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	int i;
 
 	skl->cores.state[SKL_DSP_CORE0_ID] = SKL_DSP_RUNNING;
@@ -48,7 +48,7 @@ void skl_dsp_init_core_state(struct sst_dsp *ctx)
 /* Get the mask for all enabled cores */
 unsigned int skl_dsp_get_enabled_cores(struct sst_dsp *ctx)
 {
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	unsigned int core_mask, en_cores_mask;
 	u32 val;
 
@@ -335,7 +335,7 @@ irqreturn_t skl_dsp_sst_interrupt(int irq, void *dev_id)
  */
 int skl_dsp_get_core(struct sst_dsp *ctx, unsigned int core_id)
 {
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	int ret = 0;
 
 	if (core_id >= skl->cores.count) {
@@ -364,7 +364,7 @@ EXPORT_SYMBOL_GPL(skl_dsp_get_core);
 
 int skl_dsp_put_core(struct sst_dsp *ctx, unsigned int core_id)
 {
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	int ret = 0;
 
 	if (core_id >= skl->cores.count) {
diff --git a/sound/soc/intel/skylake/skl-sst-dsp.h b/sound/soc/intel/skylake/skl-sst-dsp.h
index a80219562036..cdfec0fca577 100644
--- a/sound/soc/intel/skylake/skl-sst-dsp.h
+++ b/sound/soc/intel/skylake/skl-sst-dsp.h
@@ -15,9 +15,9 @@
 #include "skl-sst-cldma.h"
 
 struct sst_dsp;
-struct skl_sst;
 struct sst_dsp_device;
 struct skl_lib_info;
+struct skl_dev;
 
 /* Intel HD Audio General DSP Registers */
 #define SKL_ADSP_GEN_BASE		0x0
@@ -222,32 +222,31 @@ int skl_dsp_put_core(struct sst_dsp *ctx, unsigned int core_id);
 int skl_dsp_boot(struct sst_dsp *ctx);
 int skl_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 		const char *fw_name, struct skl_dsp_loader_ops dsp_ops,
-		struct skl_sst **dsp);
+		struct skl_dev **dsp);
 int bxt_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 		const char *fw_name, struct skl_dsp_loader_ops dsp_ops,
-		struct skl_sst **dsp);
-int skl_sst_init_fw(struct device *dev, struct skl_sst *ctx);
-int bxt_sst_init_fw(struct device *dev, struct skl_sst *ctx);
-void skl_sst_dsp_cleanup(struct device *dev, struct skl_sst *ctx);
-void bxt_sst_dsp_cleanup(struct device *dev, struct skl_sst *ctx);
+		struct skl_dev **dsp);
+int skl_sst_init_fw(struct device *dev, struct skl_dev *skl);
+int bxt_sst_init_fw(struct device *dev, struct skl_dev *skl);
+void skl_sst_dsp_cleanup(struct device *dev, struct skl_dev *skl);
+void bxt_sst_dsp_cleanup(struct device *dev, struct skl_dev *skl);
 
 int snd_skl_parse_uuids(struct sst_dsp *ctx, const struct firmware *fw,
 				unsigned int offset, int index);
-int skl_get_pvt_id(struct skl_sst *ctx, guid_t *uuid_mod, int instance_id);
-int skl_put_pvt_id(struct skl_sst *ctx, guid_t *uuid_mod, int *pvt_id);
-int skl_get_pvt_instance_id_map(struct skl_sst *ctx,
+int skl_get_pvt_id(struct skl_dev *skl, guid_t *uuid_mod, int instance_id);
+int skl_put_pvt_id(struct skl_dev *skl, guid_t *uuid_mod, int *pvt_id);
+int skl_get_pvt_instance_id_map(struct skl_dev *skl,
 				int module_id, int instance_id);
-void skl_freeup_uuid_list(struct skl_sst *ctx);
+void skl_freeup_uuid_list(struct skl_dev *skl);
 
 int skl_dsp_strip_extended_manifest(struct firmware *fw);
-void skl_dsp_enable_notification(struct skl_sst *ctx, bool enable);
 
-void skl_dsp_set_astate_cfg(struct skl_sst *ctx, u32 cnt, void *data);
+void skl_dsp_set_astate_cfg(struct skl_dev *skl, u32 cnt, void *data);
 
 int skl_sst_ctx_init(struct device *dev, int irq, const char *fw_name,
-		struct skl_dsp_loader_ops dsp_ops, struct skl_sst **dsp,
+		struct skl_dsp_loader_ops dsp_ops, struct skl_dev **dsp,
 		struct sst_dsp_device *skl_dev);
-int skl_prepare_lib_load(struct skl_sst *skl, struct skl_lib_info *linfo,
+int skl_prepare_lib_load(struct skl_dev *skl, struct skl_lib_info *linfo,
 			struct firmware *stripped_fw,
 			unsigned int hdr_offset, int index);
 void skl_release_library(struct skl_lib_info *linfo, int lib_count);
diff --git a/sound/soc/intel/skylake/skl-sst-ipc.c b/sound/soc/intel/skylake/skl-sst-ipc.c
index 2cc8f7d2d319..667cdddc289f 100644
--- a/sound/soc/intel/skylake/skl-sst-ipc.c
+++ b/sound/soc/intel/skylake/skl-sst-ipc.c
@@ -281,7 +281,7 @@ void skl_ipc_tx_data_copy(struct ipc_message *msg, char *tx_data,
 		size_t tx_size)
 {
 	if (tx_size)
-		memcpy(msg->tx_data, tx_data, tx_size);
+		memcpy(msg->tx.data, tx_data, tx_size);
 }
 
 static bool skl_ipc_is_dsp_busy(struct sst_dsp *dsp)
@@ -295,10 +295,10 @@ static bool skl_ipc_is_dsp_busy(struct sst_dsp *dsp)
 /* Lock to be held by caller */
 static void skl_ipc_tx_msg(struct sst_generic_ipc *ipc, struct ipc_message *msg)
 {
-	struct skl_ipc_header *header = (struct skl_ipc_header *)(&msg->header);
+	struct skl_ipc_header *header = (struct skl_ipc_header *)(&msg->tx.header);
 
-	if (msg->tx_size)
-		sst_dsp_outbox_write(ipc->dsp, msg->tx_data, msg->tx_size);
+	if (msg->tx.size)
+		sst_dsp_outbox_write(ipc->dsp, msg->tx.data, msg->tx.size);
 	sst_dsp_shim_write_unlocked(ipc->dsp, SKL_ADSP_REG_HIPCIE,
 						header->extension);
 	sst_dsp_shim_write_unlocked(ipc->dsp, SKL_ADSP_REG_HIPCI,
@@ -345,7 +345,7 @@ out:
 int skl_ipc_process_notification(struct sst_generic_ipc *ipc,
 		struct skl_ipc_header header)
 {
-	struct skl_sst *skl = container_of(ipc, struct skl_sst, ipc);
+	struct skl_dev *skl = container_of(ipc, struct skl_dev, ipc);
 
 	if (IPC_GLB_NOTIFY_MSG_TYPE(header.primary)) {
 		switch (IPC_GLB_NOTIFY_TYPE(header.primary)) {
@@ -436,7 +436,7 @@ void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
 	struct ipc_message *msg;
 	u32 reply = header.primary & IPC_GLB_REPLY_STATUS_MASK;
 	u64 *ipc_header = (u64 *)(&header);
-	struct skl_sst *skl = container_of(ipc, struct skl_sst, ipc);
+	struct skl_dev *skl = container_of(ipc, struct skl_dev, ipc);
 	unsigned long flags;
 
 	spin_lock_irqsave(&ipc->dsp->spinlock, flags);
@@ -447,11 +447,12 @@ void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
 		return;
 	}
 
+	msg->rx.header = *ipc_header;
 	/* first process the header */
 	if (reply == IPC_GLB_REPLY_SUCCESS) {
 		dev_dbg(ipc->dev, "ipc FW reply %x: success\n", header.primary);
 		/* copy the rx data from the mailbox */
-		sst_dsp_inbox_read(ipc->dsp, msg->rx_data, msg->rx_size);
+		sst_dsp_inbox_read(ipc->dsp, msg->rx.data, msg->rx.size);
 		switch (IPC_GLB_NOTIFY_MSG_TYPE(header.primary)) {
 		case IPC_GLB_LOAD_MULTIPLE_MODS:
 		case IPC_GLB_LOAD_LIBRARY:
@@ -488,7 +489,7 @@ void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
 irqreturn_t skl_dsp_irq_thread_handler(int irq, void *context)
 {
 	struct sst_dsp *dsp = context;
-	struct skl_sst *skl = sst_dsp_get_thread_context(dsp);
+	struct skl_dev *skl = sst_dsp_get_thread_context(dsp);
 	struct sst_generic_ipc *ipc = &skl->ipc;
 	struct skl_ipc_header header = {0};
 	u32 hipcie, hipct, hipcte;
@@ -595,7 +596,7 @@ bool skl_ipc_int_status(struct sst_dsp *ctx)
 			SKL_ADSP_REG_ADSPIS) & SKL_ADSPIS_IPC;
 }
 
-int skl_ipc_init(struct device *dev, struct skl_sst *skl)
+int skl_ipc_init(struct device *dev, struct skl_dev *skl)
 {
 	struct sst_generic_ipc *ipc;
 	int err;
@@ -635,7 +636,7 @@ int skl_ipc_create_pipeline(struct sst_generic_ipc *ipc,
 		u16 ppl_mem_size, u8 ppl_type, u8 instance_id, u8 lp_mode)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request = {0};
 	int ret;
 
 	header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
@@ -646,9 +647,10 @@ int skl_ipc_create_pipeline(struct sst_generic_ipc *ipc,
 	header.primary |= IPC_PPL_MEM_SIZE(ppl_mem_size);
 
 	header.extension = IPC_PPL_LP_MODE(lp_mode);
+	request.header = *(u64 *)(&header);
 
 	dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
-	ret = sst_ipc_tx_message_wait(ipc, *ipc_header, NULL, 0, NULL, 0);
+	ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 	if (ret < 0) {
 		dev_err(ipc->dev, "ipc: create pipeline fail, err: %d\n", ret);
 		return ret;
@@ -661,16 +663,17 @@ EXPORT_SYMBOL_GPL(skl_ipc_create_pipeline);
 int skl_ipc_delete_pipeline(struct sst_generic_ipc *ipc, u8 instance_id)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request = {0};
 	int ret;
 
 	header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
 	header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 	header.primary |= IPC_GLB_TYPE(IPC_GLB_DELETE_PPL);
 	header.primary |= IPC_INSTANCE_ID(instance_id);
+	request.header = *(u64 *)(&header);
 
 	dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
-	ret = sst_ipc_tx_message_wait(ipc, *ipc_header, NULL, 0, NULL, 0);
+	ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 	if (ret < 0) {
 		dev_err(ipc->dev, "ipc: delete pipeline failed, err %d\n", ret);
 		return ret;
@@ -684,7 +687,7 @@ int skl_ipc_set_pipeline_state(struct sst_generic_ipc *ipc,
 		u8 instance_id, enum skl_ipc_pipeline_state state)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request = {0};
 	int ret;
 
 	header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
@@ -692,9 +695,10 @@ int skl_ipc_set_pipeline_state(struct sst_generic_ipc *ipc,
 	header.primary |= IPC_GLB_TYPE(IPC_GLB_SET_PPL_STATE);
 	header.primary |= IPC_INSTANCE_ID(instance_id);
 	header.primary |= IPC_PPL_STATE(state);
+	request.header = *(u64 *)(&header);
 
 	dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
-	ret = sst_ipc_tx_message_wait(ipc, *ipc_header, NULL, 0, NULL, 0);
+	ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 	if (ret < 0) {
 		dev_err(ipc->dev, "ipc: set pipeline state failed, err: %d\n", ret);
 		return ret;
@@ -707,7 +711,7 @@ int
 skl_ipc_save_pipeline(struct sst_generic_ipc *ipc, u8 instance_id, int dma_id)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request = {0};
 	int ret;
 
 	header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
@@ -716,8 +720,10 @@ skl_ipc_save_pipeline(struct sst_generic_ipc *ipc, u8 instance_id, int dma_id)
 	header.primary |= IPC_INSTANCE_ID(instance_id);
 
 	header.extension = IPC_DMA_ID(dma_id);
+	request.header = *(u64 *)(&header);
+
 	dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
-	ret = sst_ipc_tx_message_wait(ipc, *ipc_header, NULL, 0, NULL, 0);
+	ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 	if (ret < 0) {
 		dev_err(ipc->dev, "ipc: save pipeline failed, err: %d\n", ret);
 		return ret;
@@ -730,16 +736,17 @@ EXPORT_SYMBOL_GPL(skl_ipc_save_pipeline);
 int skl_ipc_restore_pipeline(struct sst_generic_ipc *ipc, u8 instance_id)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request = {0};
 	int ret;
 
 	header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
 	header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 	header.primary |= IPC_GLB_TYPE(IPC_GLB_RESTORE_PPL);
 	header.primary |= IPC_INSTANCE_ID(instance_id);
+	request.header = *(u64 *)(&header);
 
 	dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
-	ret = sst_ipc_tx_message_wait(ipc, *ipc_header, NULL, 0, NULL, 0);
+	ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 	if (ret < 0) {
 		dev_err(ipc->dev, "ipc: restore  pipeline failed, err: %d\n", ret);
 		return ret;
@@ -753,7 +760,7 @@ int skl_ipc_set_dx(struct sst_generic_ipc *ipc, u8 instance_id,
 		u16 module_id, struct skl_ipc_dxstate_info *dx)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request;
 	int ret;
 
 	header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
@@ -762,10 +769,13 @@ int skl_ipc_set_dx(struct sst_generic_ipc *ipc, u8 instance_id,
 	header.primary |= IPC_MOD_INSTANCE_ID(instance_id);
 	header.primary |= IPC_MOD_ID(module_id);
 
+	request.header = *(u64 *)(&header);
+	request.data = dx;
+	request.size = sizeof(*dx);
+
 	dev_dbg(ipc->dev, "In %s primary =%x ext=%x\n", __func__,
 			 header.primary, header.extension);
-	ret = sst_ipc_tx_message_wait(ipc, *ipc_header,
-				dx, sizeof(*dx), NULL, 0);
+	ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 	if (ret < 0) {
 		dev_err(ipc->dev, "ipc: set dx failed, err %d\n", ret);
 		return ret;
@@ -779,7 +789,7 @@ int skl_ipc_init_instance(struct sst_generic_ipc *ipc,
 		struct skl_ipc_init_instance_msg *msg, void *param_data)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request;
 	int ret;
 	u32 *buffer = (u32 *)param_data;
 	 /* param_block_size must be in dwords */
@@ -799,10 +809,13 @@ int skl_ipc_init_instance(struct sst_generic_ipc *ipc,
 	header.extension |= IPC_PARAM_BLOCK_SIZE(param_block_size);
 	header.extension |= IPC_DOMAIN(msg->domain);
 
+	request.header = *(u64 *)(&header);
+	request.data = param_data;
+	request.size = msg->param_data_size;
+
 	dev_dbg(ipc->dev, "In %s primary =%x ext=%x\n", __func__,
 			 header.primary, header.extension);
-	ret = sst_ipc_tx_message_wait(ipc, *ipc_header, param_data,
-			msg->param_data_size, NULL, 0);
+	ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 
 	if (ret < 0) {
 		dev_err(ipc->dev, "ipc: init instance failed\n");
@@ -817,7 +830,7 @@ int skl_ipc_bind_unbind(struct sst_generic_ipc *ipc,
 		struct skl_ipc_bind_unbind_msg *msg)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request = {0};
 	u8 bind_unbind = msg->bind ? IPC_MOD_BIND : IPC_MOD_UNBIND;
 	int ret;
 
@@ -831,10 +844,11 @@ int skl_ipc_bind_unbind(struct sst_generic_ipc *ipc,
 	header.extension |= IPC_DST_MOD_INSTANCE_ID(msg->dst_instance_id);
 	header.extension |= IPC_DST_QUEUE(msg->dst_queue);
 	header.extension |= IPC_SRC_QUEUE(msg->src_queue);
+	request.header = *(u64 *)(&header);
 
 	dev_dbg(ipc->dev, "In %s hdr=%x ext=%x\n", __func__, header.primary,
 			 header.extension);
-	ret = sst_ipc_tx_message_wait(ipc, *ipc_header, NULL, 0, NULL, 0);
+	ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 	if (ret < 0) {
 		dev_err(ipc->dev, "ipc: bind/unbind failed\n");
 		return ret;
@@ -854,7 +868,7 @@ int skl_ipc_load_modules(struct sst_generic_ipc *ipc,
 				u8 module_cnt, void *data)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request;
 	int ret;
 
 	header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
@@ -862,8 +876,11 @@ int skl_ipc_load_modules(struct sst_generic_ipc *ipc,
 	header.primary |= IPC_GLB_TYPE(IPC_GLB_LOAD_MULTIPLE_MODS);
 	header.primary |= IPC_LOAD_MODULE_CNT(module_cnt);
 
-	ret = sst_ipc_tx_message_nowait(ipc, *ipc_header, data,
-				(sizeof(u16) * module_cnt));
+	request.header = *(u64 *)(&header);
+	request.data = data;
+	request.size = sizeof(u16) * module_cnt;
+
+	ret = sst_ipc_tx_message_nowait(ipc, request);
 	if (ret < 0)
 		dev_err(ipc->dev, "ipc: load modules failed :%d\n", ret);
 
@@ -875,7 +892,7 @@ int skl_ipc_unload_modules(struct sst_generic_ipc *ipc, u8 module_cnt,
 							void *data)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request;
 	int ret;
 
 	header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
@@ -883,8 +900,11 @@ int skl_ipc_unload_modules(struct sst_generic_ipc *ipc, u8 module_cnt,
 	header.primary |= IPC_GLB_TYPE(IPC_GLB_UNLOAD_MULTIPLE_MODS);
 	header.primary |= IPC_LOAD_MODULE_CNT(module_cnt);
 
-	ret = sst_ipc_tx_message_wait(ipc, *ipc_header, data,
-				(sizeof(u16) * module_cnt), NULL, 0);
+	request.header = *(u64 *)(&header);
+	request.data = data;
+	request.size = sizeof(u16) * module_cnt;
+
+	ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 	if (ret < 0)
 		dev_err(ipc->dev, "ipc: unload modules failed :%d\n", ret);
 
@@ -896,7 +916,7 @@ int skl_ipc_set_large_config(struct sst_generic_ipc *ipc,
 		struct skl_ipc_large_config_msg *msg, u32 *param)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request;
 	int ret = 0;
 	size_t sz_remaining, tx_size, data_offset;
 
@@ -923,9 +943,11 @@ int skl_ipc_set_large_config(struct sst_generic_ipc *ipc,
 			header.primary, header.extension);
 		dev_dbg(ipc->dev, "transmitting offset: %#x, size: %#x\n",
 			(unsigned)data_offset, (unsigned)tx_size);
-		ret = sst_ipc_tx_message_wait(ipc, *ipc_header,
-					  ((char *)param) + data_offset,
-					  tx_size, NULL, 0);
+
+		request.header = *(u64 *)(&header);
+		request.data = ((char *)param) + data_offset;
+		request.size = tx_size;
+		ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 		if (ret < 0) {
 			dev_err(ipc->dev,
 				"ipc: set large config fail, err: %d\n", ret);
@@ -947,12 +969,17 @@ int skl_ipc_set_large_config(struct sst_generic_ipc *ipc,
 EXPORT_SYMBOL_GPL(skl_ipc_set_large_config);
 
 int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,
-		struct skl_ipc_large_config_msg *msg, u32 *param)
+		struct skl_ipc_large_config_msg *msg,
+		u32 **payload, size_t *bytes)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
-	int ret = 0;
-	size_t sz_remaining, rx_size, data_offset;
+	struct sst_ipc_message request, reply = {0};
+	unsigned int *buf;
+	int ret;
+
+	reply.data = kzalloc(SKL_ADSP_W1_SZ, GFP_KERNEL);
+	if (!reply.data)
+		return -ENOMEM;
 
 	header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
 	header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
@@ -965,33 +992,21 @@ int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,
 	header.extension |= IPC_FINAL_BLOCK(1);
 	header.extension |= IPC_INITIAL_BLOCK(1);
 
-	sz_remaining = msg->param_data_size;
-	data_offset = 0;
+	request.header = *(u64 *)&header;
+	request.data = *payload;
+	request.size = *bytes;
+	reply.size = SKL_ADSP_W1_SZ;
 
-	while (sz_remaining != 0) {
-		rx_size = sz_remaining > SKL_ADSP_W1_SZ
-				? SKL_ADSP_W1_SZ : sz_remaining;
-		if (rx_size == sz_remaining)
-			header.extension |= IPC_FINAL_BLOCK(1);
-
-		ret = sst_ipc_tx_message_wait(ipc, *ipc_header, NULL, 0,
-					      ((char *)param) + data_offset,
-					      msg->param_data_size);
-		if (ret < 0) {
-			dev_err(ipc->dev,
-				"ipc: get large config fail, err: %d\n", ret);
-			return ret;
-		}
-		sz_remaining -= rx_size;
-		data_offset = msg->param_data_size - sz_remaining;
+	ret = sst_ipc_tx_message_wait(ipc, request, &reply);
+	if (ret < 0)
+		dev_err(ipc->dev, "ipc: get large config fail, err: %d\n", ret);
 
-		/* clear the fields */
-		header.extension &= IPC_INITIAL_BLOCK_CLEAR;
-		header.extension &= IPC_DATA_OFFSET_SZ_CLEAR;
-		/* fill the fields */
-		header.extension |= IPC_INITIAL_BLOCK(1);
-		header.extension |= IPC_DATA_OFFSET_SZ(data_offset);
-	}
+	reply.size = (reply.header >> 32) & IPC_DATA_OFFSET_SZ_MASK;
+	buf = krealloc(reply.data, reply.size, GFP_KERNEL);
+	if (!buf)
+		return -ENOMEM;
+	*payload = buf;
+	*bytes = reply.size;
 
 	return ret;
 }
@@ -1001,7 +1016,7 @@ int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc,
 				u8 dma_id, u8 table_id, bool wait)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request = {0};
 	int ret = 0;
 
 	header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
@@ -1009,12 +1024,12 @@ int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc,
 	header.primary |= IPC_GLB_TYPE(IPC_GLB_LOAD_LIBRARY);
 	header.primary |= IPC_MOD_INSTANCE_ID(table_id);
 	header.primary |= IPC_MOD_ID(dma_id);
+	request.header = *(u64 *)(&header);
 
 	if (wait)
-		ret = sst_ipc_tx_message_wait(ipc, *ipc_header,
-					NULL, 0, NULL, 0);
+		ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 	else
-		ret = sst_ipc_tx_message_nowait(ipc, *ipc_header, NULL, 0);
+		ret = sst_ipc_tx_message_nowait(ipc, request);
 
 	if (ret < 0)
 		dev_err(ipc->dev, "ipc: load lib failed\n");
@@ -1026,7 +1041,7 @@ EXPORT_SYMBOL_GPL(skl_sst_ipc_load_library);
 int skl_ipc_set_d0ix(struct sst_generic_ipc *ipc, struct skl_ipc_d0ix_msg *msg)
 {
 	struct skl_ipc_header header = {0};
-	u64 *ipc_header = (u64 *)(&header);
+	struct sst_ipc_message request = {0};
 	int ret;
 
 	header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
@@ -1037,6 +1052,7 @@ int skl_ipc_set_d0ix(struct sst_generic_ipc *ipc, struct skl_ipc_d0ix_msg *msg)
 
 	header.extension = IPC_D0IX_WAKE(msg->wake);
 	header.extension |= IPC_D0IX_STREAMING(msg->streaming);
+	request.header = *(u64 *)(&header);
 
 	dev_dbg(ipc->dev, "In %s primary=%x ext=%x\n", __func__,
 			header.primary,	header.extension);
@@ -1044,7 +1060,7 @@ int skl_ipc_set_d0ix(struct sst_generic_ipc *ipc, struct skl_ipc_d0ix_msg *msg)
 	/*
 	 * Use the nopm IPC here as we dont want it checking for D0iX
 	 */
-	ret = sst_ipc_tx_message_nopm(ipc, *ipc_header, NULL, 0, NULL, 0);
+	ret = sst_ipc_tx_message_nopm(ipc, request, NULL);
 	if (ret < 0)
 		dev_err(ipc->dev, "ipc: set d0ix failed, err %d\n", ret);
 
diff --git a/sound/soc/intel/skylake/skl-sst-ipc.h b/sound/soc/intel/skylake/skl-sst-ipc.h
index 9c31a48e99dd..08ac31778325 100644
--- a/sound/soc/intel/skylake/skl-sst-ipc.h
+++ b/sound/soc/intel/skylake/skl-sst-ipc.h
@@ -10,9 +10,9 @@
 
 #include <linux/irqreturn.h>
 #include "../common/sst-ipc.h"
+#include "skl-sst-dsp.h"
 
 struct sst_dsp;
-struct skl_sst;
 struct sst_generic_ipc;
 
 enum skl_ipc_pipeline_state {
@@ -67,54 +67,6 @@ struct skl_lib_info {
 	const struct firmware *fw;
 };
 
-struct skl_sst {
-	struct device *dev;
-	struct sst_dsp *dsp;
-
-	/* boot */
-	wait_queue_head_t boot_wait;
-	bool boot_complete;
-
-	/* module load */
-	wait_queue_head_t mod_load_wait;
-	bool mod_load_complete;
-	bool mod_load_status;
-
-	/* IPC messaging */
-	struct sst_generic_ipc ipc;
-
-	/* callback for miscbdge */
-	void (*enable_miscbdcge)(struct device *dev, bool enable);
-	/* Is CGCTL.MISCBDCGE disabled */
-	bool miscbdcg_disabled;
-
-	/* Populate module information */
-	struct list_head uuid_list;
-
-	/* Is firmware loaded */
-	bool fw_loaded;
-
-	/* first boot ? */
-	bool is_first_boot;
-
-	/* multi-core */
-	struct skl_dsp_cores cores;
-
-	/* library info */
-	struct skl_lib_info  lib_info[SKL_MAX_LIB];
-	int lib_count;
-
-	/* Callback to update D0i3C register */
-	void (*update_d0i3c)(struct device *dev, bool enable);
-
-	struct skl_d0i3_data d0i3;
-
-	const struct skl_dsp_ops *dsp_ops;
-
-	/* Callback to update dynamic clock and power gating registers */
-	void (*clock_power_gating)(struct device *dev, bool enable);
-};
-
 struct skl_ipc_init_instance_msg {
 	u32 module_id;
 	u32 instance_id;
@@ -187,7 +139,8 @@ int skl_ipc_set_large_config(struct sst_generic_ipc *ipc,
 		struct skl_ipc_large_config_msg *msg, u32 *param);
 
 int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,
-		struct skl_ipc_large_config_msg *msg, u32 *param);
+		struct skl_ipc_large_config_msg *msg,
+		u32 **payload, size_t *bytes);
 
 int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc,
 			u8 dma_id, u8 table_id, bool wait);
@@ -204,7 +157,7 @@ void skl_ipc_int_disable(struct sst_dsp *dsp);
 
 bool skl_ipc_int_status(struct sst_dsp *dsp);
 void skl_ipc_free(struct sst_generic_ipc *ipc);
-int skl_ipc_init(struct device *dev, struct skl_sst *skl);
+int skl_ipc_init(struct device *dev, struct skl_dev *skl);
 void skl_clear_module_cnt(struct sst_dsp *ctx);
 
 void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
diff --git a/sound/soc/intel/skylake/skl-sst-utils.c b/sound/soc/intel/skylake/skl-sst-utils.c
index 928c677b506c..d43cbf4a71ef 100644
--- a/sound/soc/intel/skylake/skl-sst-utils.c
+++ b/sound/soc/intel/skylake/skl-sst-utils.c
@@ -8,10 +8,9 @@
 #include <linux/device.h>
 #include <linux/slab.h>
 #include <linux/uuid.h>
-#include "skl-sst-dsp.h"
 #include "../common/sst-dsp.h"
 #include "../common/sst-dsp-priv.h"
-#include "skl-sst-ipc.h"
+#include "skl.h"
 
 #define DEFAULT_HASH_SHA256_LEN 32
 
@@ -99,12 +98,12 @@ static int skl_get_pvtid_map(struct uuid_module *module, int instance_id)
 	return -EINVAL;
 }
 
-int skl_get_pvt_instance_id_map(struct skl_sst *ctx,
+int skl_get_pvt_instance_id_map(struct skl_dev *skl,
 				int module_id, int instance_id)
 {
 	struct uuid_module *module;
 
-	list_for_each_entry(module, &ctx->uuid_list, list) {
+	list_for_each_entry(module, &skl->uuid_list, list) {
 		if (module->id == module_id)
 			return skl_get_pvtid_map(module, instance_id);
 	}
@@ -163,19 +162,19 @@ static inline int skl_pvtid_128(struct uuid_module *module)
 /**
  * skl_get_pvt_id: generate a private id for use as module id
  *
- * @ctx: driver context
+ * @skl: driver context
  * @uuid_mod: module's uuid
  * @instance_id: module's instance id
  *
  * This generates a 128 bit private unique id for a module TYPE so that
  * module instance is unique
  */
-int skl_get_pvt_id(struct skl_sst *ctx, guid_t *uuid_mod, int instance_id)
+int skl_get_pvt_id(struct skl_dev *skl, guid_t *uuid_mod, int instance_id)
 {
 	struct uuid_module *module;
 	int pvt_id;
 
-	list_for_each_entry(module, &ctx->uuid_list, list) {
+	list_for_each_entry(module, &skl->uuid_list, list) {
 		if (guid_equal(uuid_mod, &module->uuid)) {
 
 			pvt_id = skl_pvtid_128(module);
@@ -194,18 +193,18 @@ EXPORT_SYMBOL_GPL(skl_get_pvt_id);
 /**
  * skl_put_pvt_id: free up the private id allocated
  *
- * @ctx: driver context
+ * @skl: driver context
  * @uuid_mod: module's uuid
  * @pvt_id: module pvt id
  *
  * This frees a 128 bit private unique id previously generated
  */
-int skl_put_pvt_id(struct skl_sst *ctx, guid_t *uuid_mod, int *pvt_id)
+int skl_put_pvt_id(struct skl_dev *skl, guid_t *uuid_mod, int *pvt_id)
 {
 	int i;
 	struct uuid_module *module;
 
-	list_for_each_entry(module, &ctx->uuid_list, list) {
+	list_for_each_entry(module, &skl->uuid_list, list) {
 		if (guid_equal(uuid_mod, &module->uuid)) {
 
 			if (*pvt_id != 0)
@@ -234,7 +233,7 @@ int snd_skl_parse_uuids(struct sst_dsp *ctx, const struct firmware *fw,
 	struct adsp_module_entry *mod_entry;
 	int i, num_entry, size;
 	const char *buf;
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	struct uuid_module *module;
 	struct firmware stripped_fw;
 	unsigned int safe_file;
@@ -317,11 +316,11 @@ free_uuid_list:
 	return ret;
 }
 
-void skl_freeup_uuid_list(struct skl_sst *ctx)
+void skl_freeup_uuid_list(struct skl_dev *skl)
 {
 	struct uuid_module *uuid, *_uuid;
 
-	list_for_each_entry_safe(uuid, _uuid, &ctx->uuid_list, list) {
+	list_for_each_entry_safe(uuid, _uuid, &skl->uuid_list, list) {
 		list_del(&uuid->list);
 		kfree(uuid);
 	}
@@ -355,16 +354,12 @@ int skl_dsp_strip_extended_manifest(struct firmware *fw)
 }
 
 int skl_sst_ctx_init(struct device *dev, int irq, const char *fw_name,
-	struct skl_dsp_loader_ops dsp_ops, struct skl_sst **dsp,
+	struct skl_dsp_loader_ops dsp_ops, struct skl_dev **dsp,
 	struct sst_dsp_device *skl_dev)
 {
-	struct skl_sst *skl;
+	struct skl_dev *skl = *dsp;
 	struct sst_dsp *sst;
 
-	skl = devm_kzalloc(dev, sizeof(*skl), GFP_KERNEL);
-	if (skl == NULL)
-		return -ENOMEM;
-
 	skl->dev = dev;
 	skl_dev->thread_context = skl;
 	INIT_LIST_HEAD(&skl->uuid_list);
@@ -381,13 +376,11 @@ int skl_sst_ctx_init(struct device *dev, int irq, const char *fw_name,
 	INIT_LIST_HEAD(&sst->module_list);
 
 	skl->is_first_boot = true;
-	if (dsp)
-		*dsp = skl;
 
 	return 0;
 }
 
-int skl_prepare_lib_load(struct skl_sst *skl, struct skl_lib_info *linfo,
+int skl_prepare_lib_load(struct skl_dev *skl, struct skl_lib_info *linfo,
 		struct firmware *stripped_fw,
 		unsigned int hdr_offset, int index)
 {
diff --git a/sound/soc/intel/skylake/skl-sst.c b/sound/soc/intel/skylake/skl-sst.c
index 70c3a604c381..61a8e4756a2b 100644
--- a/sound/soc/intel/skylake/skl-sst.c
+++ b/sound/soc/intel/skylake/skl-sst.c
@@ -16,7 +16,7 @@
 #include "../common/sst-dsp.h"
 #include "../common/sst-dsp-priv.h"
 #include "../common/sst-ipc.h"
-#include "skl-sst-ipc.h"
+#include "skl.h"
 
 #define SKL_BASEFW_TIMEOUT	300
 #define SKL_INIT_TIMEOUT	1000
@@ -66,7 +66,7 @@ static int skl_transfer_firmware(struct sst_dsp *ctx,
 static int skl_load_base_firmware(struct sst_dsp *ctx)
 {
 	int ret = 0, i;
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	struct firmware stripped_fw;
 	u32 reg;
 
@@ -161,7 +161,7 @@ static int skl_set_dsp_D0(struct sst_dsp *ctx, unsigned int core_id)
 {
 	int ret;
 	struct skl_ipc_dxstate_info dx;
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	unsigned int core_mask = SKL_DSP_CORE_MASK(core_id);
 
 	/* If core0 is being turned on, we need to load the FW */
@@ -215,7 +215,7 @@ static int skl_set_dsp_D3(struct sst_dsp *ctx, unsigned int core_id)
 {
 	int ret;
 	struct skl_ipc_dxstate_info dx;
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	unsigned int core_mask = SKL_DSP_CORE_MASK(core_id);
 
 	dx.core_mask = core_mask;
@@ -332,7 +332,7 @@ static int skl_transfer_module(struct sst_dsp *ctx, const void *data,
 			u32 size, u16 mod_id, u8 table_id, bool is_module)
 {
 	int ret, bytes_left, curr_pos;
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	skl->mod_load_complete = false;
 
 	bytes_left = ctx->cl_dev.ops.cl_copy_to_dmabuf(ctx, data, size, false);
@@ -384,7 +384,7 @@ out:
 static int
 skl_load_library(struct sst_dsp *ctx, struct skl_lib_info *linfo, int lib_count)
 {
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	struct firmware stripped_fw;
 	int ret, i;
 
@@ -413,8 +413,7 @@ static int skl_load_module(struct sst_dsp *ctx, u16 mod_id, u8 *guid)
 	int ret = 0;
 	char mod_name[64]; /* guid str = 32 chars + 4 hyphens */
 
-	snprintf(mod_name, sizeof(mod_name), "%s%pUL%s",
-					     "intel/dsp_fw_", guid, ".bin");
+	snprintf(mod_name, sizeof(mod_name), "intel/dsp_fw_%pUL.bin", guid);
 
 	module_entry = skl_module_get_from_id(ctx, mod_id);
 	if (module_entry == NULL) {
@@ -443,7 +442,7 @@ static int skl_load_module(struct sst_dsp *ctx, u16 mod_id, u8 *guid)
 static int skl_unload_module(struct sst_dsp *ctx, u16 mod_id)
 {
 	int usage_cnt;
-	struct skl_sst *skl = ctx->thread_context;
+	struct skl_dev *skl = ctx->thread_context;
 	int ret = 0;
 
 	usage_cnt = skl_put_module(ctx, mod_id);
@@ -518,9 +517,10 @@ static struct sst_dsp_device skl_dev = {
 };
 
 int skl_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
-		const char *fw_name, struct skl_dsp_loader_ops dsp_ops, struct skl_sst **dsp)
+		const char *fw_name, struct skl_dsp_loader_ops dsp_ops,
+		struct skl_dev **dsp)
 {
-	struct skl_sst *skl;
+	struct skl_dev *skl;
 	struct sst_dsp *sst;
 	int ret;
 
@@ -554,10 +554,10 @@ int skl_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 }
 EXPORT_SYMBOL_GPL(skl_sst_dsp_init);
 
-int skl_sst_init_fw(struct device *dev, struct skl_sst *ctx)
+int skl_sst_init_fw(struct device *dev, struct skl_dev *skl)
 {
 	int ret;
-	struct sst_dsp *sst = ctx->dsp;
+	struct sst_dsp *sst = skl->dsp;
 
 	ret = sst->fw_ops.load_fw(sst);
 	if (ret < 0) {
@@ -567,32 +567,32 @@ int skl_sst_init_fw(struct device *dev, struct skl_sst *ctx)
 
 	skl_dsp_init_core_state(sst);
 
-	if (ctx->lib_count > 1) {
-		ret = sst->fw_ops.load_library(sst, ctx->lib_info,
-						ctx->lib_count);
+	if (skl->lib_count > 1) {
+		ret = sst->fw_ops.load_library(sst, skl->lib_info,
+						skl->lib_count);
 		if (ret < 0) {
 			dev_err(dev, "Load Library failed : %x\n", ret);
 			return ret;
 		}
 	}
-	ctx->is_first_boot = false;
+	skl->is_first_boot = false;
 
 	return 0;
 }
 EXPORT_SYMBOL_GPL(skl_sst_init_fw);
 
-void skl_sst_dsp_cleanup(struct device *dev, struct skl_sst *ctx)
+void skl_sst_dsp_cleanup(struct device *dev, struct skl_dev *skl)
 {
 
-	if (ctx->dsp->fw)
-		release_firmware(ctx->dsp->fw);
-	skl_clear_module_table(ctx->dsp);
-	skl_freeup_uuid_list(ctx);
-	skl_ipc_free(&ctx->ipc);
-	ctx->dsp->ops->free(ctx->dsp);
-	if (ctx->boot_complete) {
-		ctx->dsp->cl_dev.ops.cl_cleanup_controller(ctx->dsp);
-		skl_cldma_int_disable(ctx->dsp);
+	if (skl->dsp->fw)
+		release_firmware(skl->dsp->fw);
+	skl_clear_module_table(skl->dsp);
+	skl_freeup_uuid_list(skl);
+	skl_ipc_free(&skl->ipc);
+	skl->dsp->ops->free(skl->dsp);
+	if (skl->boot_complete) {
+		skl->dsp->cl_dev.ops.cl_cleanup_controller(skl->dsp);
+		skl_cldma_int_disable(skl->dsp);
 	}
 }
 EXPORT_SYMBOL_GPL(skl_sst_dsp_cleanup);
diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c
index 6241e35213af..69cd7a81bf2a 100644
--- a/sound/soc/intel/skylake/skl-topology.c
+++ b/sound/soc/intel/skylake/skl-topology.c
@@ -12,6 +12,7 @@
 #include <linux/types.h>
 #include <linux/firmware.h>
 #include <linux/uuid.h>
+#include <sound/intel-nhlt.h>
 #include <sound/soc.h>
 #include <sound/soc-topology.h>
 #include <uapi/sound/snd_sst_tokens.h>
@@ -45,9 +46,9 @@ static const int mic_quatro_list[][SKL_CH_QUATRO] = {
 #define CHECK_HW_PARAMS(ch, freq, bps, prm_ch, prm_freq, prm_bps) \
 	((ch == prm_ch) && (bps == prm_bps) && (freq == prm_freq))
 
-void skl_tplg_d0i3_get(struct skl *skl, enum d0i3_capability caps)
+void skl_tplg_d0i3_get(struct skl_dev *skl, enum d0i3_capability caps)
 {
-	struct skl_d0i3_data *d0i3 =  &skl->skl_sst->d0i3;
+	struct skl_d0i3_data *d0i3 =  &skl->d0i3;
 
 	switch (caps) {
 	case SKL_D0I3_NONE:
@@ -64,9 +65,9 @@ void skl_tplg_d0i3_get(struct skl *skl, enum d0i3_capability caps)
 	}
 }
 
-void skl_tplg_d0i3_put(struct skl *skl, enum d0i3_capability caps)
+void skl_tplg_d0i3_put(struct skl_dev *skl, enum d0i3_capability caps)
 {
-	struct skl_d0i3_data *d0i3 =  &skl->skl_sst->d0i3;
+	struct skl_d0i3_data *d0i3 =  &skl->d0i3;
 
 	switch (caps) {
 	case SKL_D0I3_NONE:
@@ -109,118 +110,23 @@ static int is_skl_dsp_widget_type(struct snd_soc_dapm_widget *w,
 	}
 }
 
-/*
- * Each pipelines needs memory to be allocated. Check if we have free memory
- * from available pool.
- */
-static bool skl_is_pipe_mem_avail(struct skl *skl,
-				struct skl_module_cfg *mconfig)
-{
-	struct skl_sst *ctx = skl->skl_sst;
-
-	if (skl->resource.mem + mconfig->pipe->memory_pages >
-				skl->resource.max_mem) {
-		dev_err(ctx->dev,
-				"%s: module_id %d instance %d\n", __func__,
-				mconfig->id.module_id,
-				mconfig->id.instance_id);
-		dev_err(ctx->dev,
-				"exceeds ppl memory available %d mem %d\n",
-				skl->resource.max_mem, skl->resource.mem);
-		return false;
-	} else {
-		return true;
-	}
-}
-
-/*
- * Add the mem to the mem pool. This is freed when pipe is deleted.
- * Note: DSP does actual memory management we only keep track for complete
- * pool
- */
-static void skl_tplg_alloc_pipe_mem(struct skl *skl,
-				struct skl_module_cfg *mconfig)
-{
-	skl->resource.mem += mconfig->pipe->memory_pages;
-}
-
-/*
- * Pipeline needs needs DSP CPU resources for computation, this is
- * quantified in MCPS (Million Clocks Per Second) required for module/pipe
- *
- * Each pipelines needs mcps to be allocated. Check if we have mcps for this
- * pipe.
- */
-
-static bool skl_is_pipe_mcps_avail(struct skl *skl,
-				struct skl_module_cfg *mconfig)
-{
-	struct skl_sst *ctx = skl->skl_sst;
-	u8 res_idx = mconfig->res_idx;
-	struct skl_module_res *res = &mconfig->module->resources[res_idx];
-
-	if (skl->resource.mcps + res->cps > skl->resource.max_mcps) {
-		dev_err(ctx->dev,
-			"%s: module_id %d instance %d\n", __func__,
-			mconfig->id.module_id, mconfig->id.instance_id);
-		dev_err(ctx->dev,
-			"exceeds ppl mcps available %d > mem %d\n",
-			skl->resource.max_mcps, skl->resource.mcps);
-		return false;
-	} else {
-		return true;
-	}
-}
-
-static void skl_tplg_alloc_pipe_mcps(struct skl *skl,
-				struct skl_module_cfg *mconfig)
-{
-	u8 res_idx = mconfig->res_idx;
-	struct skl_module_res *res = &mconfig->module->resources[res_idx];
-
-	skl->resource.mcps += res->cps;
-}
-
-/*
- * Free the mcps when tearing down
- */
-static void
-skl_tplg_free_pipe_mcps(struct skl *skl, struct skl_module_cfg *mconfig)
-{
-	u8 res_idx = mconfig->res_idx;
-	struct skl_module_res *res = &mconfig->module->resources[res_idx];
-
-	skl->resource.mcps -= res->cps;
-}
-
-/*
- * Free the memory when tearing down
- */
-static void
-skl_tplg_free_pipe_mem(struct skl *skl, struct skl_module_cfg *mconfig)
-{
-	skl->resource.mem -= mconfig->pipe->memory_pages;
-}
-
-
-static void skl_dump_mconfig(struct skl_sst *ctx,
-					struct skl_module_cfg *mcfg)
+static void skl_dump_mconfig(struct skl_dev *skl, struct skl_module_cfg *mcfg)
 {
 	struct skl_module_iface *iface = &mcfg->module->formats[0];
 
-	dev_dbg(ctx->dev, "Dumping config\n");
-	dev_dbg(ctx->dev, "Input Format:\n");
-	dev_dbg(ctx->dev, "channels = %d\n", iface->inputs[0].fmt.channels);
-	dev_dbg(ctx->dev, "s_freq = %d\n", iface->inputs[0].fmt.s_freq);
-	dev_dbg(ctx->dev, "ch_cfg = %d\n", iface->inputs[0].fmt.ch_cfg);
-	dev_dbg(ctx->dev, "valid bit depth = %d\n",
+	dev_dbg(skl->dev, "Dumping config\n");
+	dev_dbg(skl->dev, "Input Format:\n");
+	dev_dbg(skl->dev, "channels = %d\n", iface->inputs[0].fmt.channels);
+	dev_dbg(skl->dev, "s_freq = %d\n", iface->inputs[0].fmt.s_freq);
+	dev_dbg(skl->dev, "ch_cfg = %d\n", iface->inputs[0].fmt.ch_cfg);
+	dev_dbg(skl->dev, "valid bit depth = %d\n",
 				iface->inputs[0].fmt.valid_bit_depth);
-	dev_dbg(ctx->dev, "Output Format:\n");
-	dev_dbg(ctx->dev, "channels = %d\n", iface->outputs[0].fmt.channels);
-	dev_dbg(ctx->dev, "s_freq = %d\n", iface->outputs[0].fmt.s_freq);
-	dev_dbg(ctx->dev, "valid bit depth = %d\n",
+	dev_dbg(skl->dev, "Output Format:\n");
+	dev_dbg(skl->dev, "channels = %d\n", iface->outputs[0].fmt.channels);
+	dev_dbg(skl->dev, "s_freq = %d\n", iface->outputs[0].fmt.s_freq);
+	dev_dbg(skl->dev, "valid bit depth = %d\n",
 				iface->outputs[0].fmt.valid_bit_depth);
-	dev_dbg(ctx->dev, "ch_cfg = %d\n", iface->outputs[0].fmt.ch_cfg);
+	dev_dbg(skl->dev, "ch_cfg = %d\n", iface->outputs[0].fmt.ch_cfg);
 }
 
 static void skl_tplg_update_chmap(struct skl_module_fmt *fmt, int chs)
@@ -322,7 +228,7 @@ static void skl_tplg_update_params_fixup(struct skl_module_cfg *m_cfg,
  * params, so once we have calculate params, we need buffer calculation as
  * well.
  */
-static void skl_tplg_update_buffer_size(struct skl_sst *ctx,
+static void skl_tplg_update_buffer_size(struct skl_dev *skl,
 				struct skl_module_cfg *mcfg)
 {
 	int multiplier = 1;
@@ -374,13 +280,12 @@ static u8 skl_tplg_be_dev_type(int dev_type)
 }
 
 static int skl_tplg_update_be_blob(struct snd_soc_dapm_widget *w,
-						struct skl_sst *ctx)
+						struct skl_dev *skl)
 {
 	struct skl_module_cfg *m_cfg = w->priv;
 	int link_type, dir;
 	u32 ch, s_freq, s_fmt;
 	struct nhlt_specific_cfg *cfg;
-	struct skl *skl = get_skl_ctx(ctx->dev);
 	u8 dev_type = skl_tplg_be_dev_type(m_cfg->dev_type);
 	int fmt_idx = m_cfg->fmt_idx;
 	struct skl_module_iface *m_iface = &m_cfg->module->formats[fmt_idx];
@@ -389,7 +294,7 @@ static int skl_tplg_update_be_blob(struct snd_soc_dapm_widget *w,
 	if (m_cfg->formats_config.caps_size > 0)
 		return 0;
 
-	dev_dbg(ctx->dev, "Applying default cfg blob\n");
+	dev_dbg(skl->dev, "Applying default cfg blob\n");
 	switch (m_cfg->dev_type) {
 	case SKL_DEVICE_DMIC:
 		link_type = NHLT_LINK_DMIC;
@@ -425,9 +330,9 @@ static int skl_tplg_update_be_blob(struct snd_soc_dapm_widget *w,
 		m_cfg->formats_config.caps_size = cfg->size;
 		m_cfg->formats_config.caps = (u32 *) &cfg->caps;
 	} else {
-		dev_err(ctx->dev, "Blob NULL for id %x type %d dirn %d\n",
+		dev_err(skl->dev, "Blob NULL for id %x type %d dirn %d\n",
 					m_cfg->vbus_id, link_type, dir);
-		dev_err(ctx->dev, "PCM: ch %d, freq %d, fmt %d\n",
+		dev_err(skl->dev, "PCM: ch %d, freq %d, fmt %d\n",
 					ch, s_freq, s_fmt);
 		return -EIO;
 	}
@@ -436,7 +341,7 @@ static int skl_tplg_update_be_blob(struct snd_soc_dapm_widget *w,
 }
 
 static void skl_tplg_update_module_params(struct snd_soc_dapm_widget *w,
-							struct skl_sst *ctx)
+							struct skl_dev *skl)
 {
 	struct skl_module_cfg *m_cfg = w->priv;
 	struct skl_pipe_params *params = m_cfg->pipe->p_params;
@@ -446,10 +351,10 @@ static void skl_tplg_update_module_params(struct snd_soc_dapm_widget *w,
 	if (!m_cfg->params_fixup)
 		return;
 
-	dev_dbg(ctx->dev, "Mconfig for widget=%s BEFORE updation\n",
+	dev_dbg(skl->dev, "Mconfig for widget=%s BEFORE updation\n",
 				w->name);
 
-	skl_dump_mconfig(ctx, m_cfg);
+	skl_dump_mconfig(skl, m_cfg);
 
 	if (p_conn_type == SKL_PIPE_CONN_TYPE_FE)
 		is_fe = true;
@@ -457,12 +362,12 @@ static void skl_tplg_update_module_params(struct snd_soc_dapm_widget *w,
 		is_fe = false;
 
 	skl_tplg_update_params_fixup(m_cfg, params, is_fe);
-	skl_tplg_update_buffer_size(ctx, m_cfg);
+	skl_tplg_update_buffer_size(skl, m_cfg);
 
-	dev_dbg(ctx->dev, "Mconfig for widget=%s AFTER updation\n",
+	dev_dbg(skl->dev, "Mconfig for widget=%s AFTER updation\n",
 				w->name);
 
-	skl_dump_mconfig(ctx, m_cfg);
+	skl_dump_mconfig(skl, m_cfg);
 }
 
 /*
@@ -471,7 +376,7 @@ static void skl_tplg_update_module_params(struct snd_soc_dapm_widget *w,
  * set module params will be done after module is initialised.
  */
 static int skl_tplg_set_module_params(struct snd_soc_dapm_widget *w,
-						struct skl_sst *ctx)
+						struct skl_dev *skl)
 {
 	int i, ret;
 	struct skl_module_cfg *mconfig = w->priv;
@@ -483,7 +388,7 @@ static int skl_tplg_set_module_params(struct snd_soc_dapm_widget *w,
 	if (mconfig->formats_config.caps_size > 0 &&
 		mconfig->formats_config.set_params == SKL_PARAM_SET) {
 		sp_cfg = &mconfig->formats_config;
-		ret = skl_set_module_params(ctx, sp_cfg->caps,
+		ret = skl_set_module_params(skl, sp_cfg->caps,
 					sp_cfg->caps_size,
 					sp_cfg->param_id, mconfig);
 		if (ret < 0)
@@ -497,7 +402,7 @@ static int skl_tplg_set_module_params(struct snd_soc_dapm_widget *w,
 			bc = (struct skl_algo_data *)sb->dobj.private;
 
 			if (bc->set_params == SKL_PARAM_SET) {
-				ret = skl_set_module_params(ctx,
+				ret = skl_set_module_params(skl,
 						(u32 *)bc->params, bc->size,
 						bc->param_id, mconfig);
 				if (ret < 0)
@@ -542,15 +447,15 @@ static int skl_tplg_set_module_init_data(struct snd_soc_dapm_widget *w)
 	return 0;
 }
 
-static int skl_tplg_module_prepare(struct skl_sst *ctx, struct skl_pipe *pipe,
+static int skl_tplg_module_prepare(struct skl_dev *skl, struct skl_pipe *pipe,
 		struct snd_soc_dapm_widget *w, struct skl_module_cfg *mcfg)
 {
 	switch (mcfg->dev_type) {
 	case SKL_DEVICE_HDAHOST:
-		return skl_pcm_host_dma_prepare(ctx->dev, pipe->p_params);
+		return skl_pcm_host_dma_prepare(skl->dev, pipe->p_params);
 
 	case SKL_DEVICE_HDALINK:
-		return skl_pcm_link_dma_prepare(ctx->dev, pipe->p_params);
+		return skl_pcm_link_dma_prepare(skl->dev, pipe->p_params);
 	}
 
 	return 0;
@@ -562,12 +467,11 @@ static int skl_tplg_module_prepare(struct skl_sst *ctx, struct skl_pipe *pipe,
  * skl_init_module() routine, so invoke that for all modules in a pipeline
  */
 static int
-skl_tplg_init_pipe_modules(struct skl *skl, struct skl_pipe *pipe)
+skl_tplg_init_pipe_modules(struct skl_dev *skl, struct skl_pipe *pipe)
 {
 	struct skl_pipe_module *w_module;
 	struct snd_soc_dapm_widget *w;
 	struct skl_module_cfg *mconfig;
-	struct skl_sst *ctx = skl->skl_sst;
 	u8 cfg_idx;
 	int ret = 0;
 
@@ -578,7 +482,7 @@ skl_tplg_init_pipe_modules(struct skl *skl, struct skl_pipe *pipe)
 
 		/* check if module ids are populated */
 		if (mconfig->id.module_id < 0) {
-			dev_err(skl->skl_sst->dev,
+			dev_err(skl->dev,
 					"module %pUL id not populated\n",
 					(guid_t *)mconfig->guid);
 			return -EIO;
@@ -588,12 +492,8 @@ skl_tplg_init_pipe_modules(struct skl *skl, struct skl_pipe *pipe)
 		mconfig->fmt_idx = mconfig->mod_cfg[cfg_idx].fmt_idx;
 		mconfig->res_idx = mconfig->mod_cfg[cfg_idx].res_idx;
 
-		/* check resource available */
-		if (!skl_is_pipe_mcps_avail(skl, mconfig))
-			return -ENOMEM;
-
-		if (mconfig->module->loadable && ctx->dsp->fw_ops.load_mod) {
-			ret = ctx->dsp->fw_ops.load_mod(ctx->dsp,
+		if (mconfig->module->loadable && skl->dsp->fw_ops.load_mod) {
+			ret = skl->dsp->fw_ops.load_mod(skl->dsp,
 				mconfig->id.module_id, mconfig->guid);
 			if (ret < 0)
 				return ret;
@@ -602,50 +502,50 @@ skl_tplg_init_pipe_modules(struct skl *skl, struct skl_pipe *pipe)
 		}
 
 		/* prepare the DMA if the module is gateway cpr */
-		ret = skl_tplg_module_prepare(ctx, pipe, w, mconfig);
+		ret = skl_tplg_module_prepare(skl, pipe, w, mconfig);
 		if (ret < 0)
 			return ret;
 
 		/* update blob if blob is null for be with default value */
-		skl_tplg_update_be_blob(w, ctx);
+		skl_tplg_update_be_blob(w, skl);
 
 		/*
 		 * apply fix/conversion to module params based on
 		 * FE/BE params
 		 */
-		skl_tplg_update_module_params(w, ctx);
+		skl_tplg_update_module_params(w, skl);
 		uuid_mod = (guid_t *)mconfig->guid;
-		mconfig->id.pvt_id = skl_get_pvt_id(ctx, uuid_mod,
+		mconfig->id.pvt_id = skl_get_pvt_id(skl, uuid_mod,
 						mconfig->id.instance_id);
 		if (mconfig->id.pvt_id < 0)
 			return ret;
 		skl_tplg_set_module_init_data(w);
 
-		ret = skl_dsp_get_core(ctx->dsp, mconfig->core_id);
+		ret = skl_dsp_get_core(skl->dsp, mconfig->core_id);
 		if (ret < 0) {
-			dev_err(ctx->dev, "Failed to wake up core %d ret=%d\n",
+			dev_err(skl->dev, "Failed to wake up core %d ret=%d\n",
 						mconfig->core_id, ret);
 			return ret;
 		}
 
-		ret = skl_init_module(ctx, mconfig);
+		ret = skl_init_module(skl, mconfig);
 		if (ret < 0) {
-			skl_put_pvt_id(ctx, uuid_mod, &mconfig->id.pvt_id);
+			skl_put_pvt_id(skl, uuid_mod, &mconfig->id.pvt_id);
 			goto err;
 		}
-		skl_tplg_alloc_pipe_mcps(skl, mconfig);
-		ret = skl_tplg_set_module_params(w, ctx);
+
+		ret = skl_tplg_set_module_params(w, skl);
 		if (ret < 0)
 			goto err;
 	}
 
 	return 0;
 err:
-	skl_dsp_put_core(ctx->dsp, mconfig->core_id);
+	skl_dsp_put_core(skl->dsp, mconfig->core_id);
 	return ret;
 }
 
-static int skl_tplg_unload_pipe_modules(struct skl_sst *ctx,
+static int skl_tplg_unload_pipe_modules(struct skl_dev *skl,
 	 struct skl_pipe *pipe)
 {
 	int ret = 0;
@@ -657,19 +557,19 @@ static int skl_tplg_unload_pipe_modules(struct skl_sst *ctx,
 		mconfig  = w_module->w->priv;
 		uuid_mod = (guid_t *)mconfig->guid;
 
-		if (mconfig->module->loadable && ctx->dsp->fw_ops.unload_mod &&
+		if (mconfig->module->loadable && skl->dsp->fw_ops.unload_mod &&
 			mconfig->m_state > SKL_MODULE_UNINIT) {
-			ret = ctx->dsp->fw_ops.unload_mod(ctx->dsp,
+			ret = skl->dsp->fw_ops.unload_mod(skl->dsp,
 						mconfig->id.module_id);
 			if (ret < 0)
 				return -EIO;
 		}
-		skl_put_pvt_id(ctx, uuid_mod, &mconfig->id.pvt_id);
+		skl_put_pvt_id(skl, uuid_mod, &mconfig->id.pvt_id);
 
-		ret = skl_dsp_put_core(ctx->dsp, mconfig->core_id);
+		ret = skl_dsp_put_core(skl->dsp, mconfig->core_id);
 		if (ret < 0) {
 			/* don't return; continue with other modules */
-			dev_err(ctx->dev, "Failed to sleep core %d ret=%d\n",
+			dev_err(skl->dev, "Failed to sleep core %d ret=%d\n",
 				mconfig->core_id, ret);
 		}
 	}
@@ -686,9 +586,8 @@ static int skl_tplg_unload_pipe_modules(struct skl_sst *ctx,
  * 0th configuratation by default for such pipes.
  */
 static int
-skl_tplg_get_pipe_config(struct skl *skl, struct skl_module_cfg *mconfig)
+skl_tplg_get_pipe_config(struct skl_dev *skl, struct skl_module_cfg *mconfig)
 {
-	struct skl_sst *ctx = skl->skl_sst;
 	struct skl_pipe *pipe = mconfig->pipe;
 	struct skl_pipe_params *params = pipe->p_params;
 	struct skl_path_config *pconfig = &pipe->configs[0];
@@ -702,7 +601,7 @@ skl_tplg_get_pipe_config(struct skl *skl, struct skl_module_cfg *mconfig)
 	}
 
 	if (pipe->conn_type == SKL_PIPE_CONN_TYPE_NONE) {
-		dev_dbg(ctx->dev, "No conn_type detected, take 0th config\n");
+		dev_dbg(skl->dev, "No conn_type detected, take 0th config\n");
 		pipe->cur_config_idx = 0;
 		pipe->memory_pages = pconfig->mem_pages;
 
@@ -726,13 +625,13 @@ skl_tplg_get_pipe_config(struct skl *skl, struct skl_module_cfg *mconfig)
 				    fmt->channels, fmt->freq, fmt->bps)) {
 			pipe->cur_config_idx = i;
 			pipe->memory_pages = pconfig->mem_pages;
-			dev_dbg(ctx->dev, "Using pipe config: %d\n", i);
+			dev_dbg(skl->dev, "Using pipe config: %d\n", i);
 
 			return 0;
 		}
 	}
 
-	dev_err(ctx->dev, "Invalid pipe config: %d %d %d for pipe: %d\n",
+	dev_err(skl->dev, "Invalid pipe config: %d %d %d for pipe: %d\n",
 		params->ch, params->s_freq, params->s_fmt, pipe->ppl_id);
 	return -EINVAL;
 }
@@ -740,44 +639,32 @@ skl_tplg_get_pipe_config(struct skl *skl, struct skl_module_cfg *mconfig)
 /*
  * Mixer module represents a pipeline. So in the Pre-PMU event of mixer we
  * need create the pipeline. So we do following:
- *   - check the resources
  *   - Create the pipeline
  *   - Initialize the modules in pipeline
  *   - finally bind all modules together
  */
 static int skl_tplg_mixer_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
-							struct skl *skl)
+							struct skl_dev *skl)
 {
 	int ret;
 	struct skl_module_cfg *mconfig = w->priv;
 	struct skl_pipe_module *w_module;
 	struct skl_pipe *s_pipe = mconfig->pipe;
 	struct skl_module_cfg *src_module = NULL, *dst_module, *module;
-	struct skl_sst *ctx = skl->skl_sst;
 	struct skl_module_deferred_bind *modules;
 
 	ret = skl_tplg_get_pipe_config(skl, mconfig);
 	if (ret < 0)
 		return ret;
 
-	/* check resource available */
-	if (!skl_is_pipe_mcps_avail(skl, mconfig))
-		return -EBUSY;
-
-	if (!skl_is_pipe_mem_avail(skl, mconfig))
-		return -ENOMEM;
-
 	/*
 	 * Create a list of modules for pipe.
 	 * This list contains modules from source to sink
 	 */
-	ret = skl_create_pipeline(ctx, mconfig->pipe);
+	ret = skl_create_pipeline(skl, mconfig->pipe);
 	if (ret < 0)
 		return ret;
 
-	skl_tplg_alloc_pipe_mem(skl, mconfig);
-	skl_tplg_alloc_pipe_mcps(skl, mconfig);
-
 	/* Init all pipe modules from source to sink */
 	ret = skl_tplg_init_pipe_modules(skl, s_pipe);
 	if (ret < 0)
@@ -792,7 +679,7 @@ static int skl_tplg_mixer_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
 			continue;
 		}
 
-		ret = skl_bind_modules(ctx, src_module, dst_module);
+		ret = skl_bind_modules(skl, src_module, dst_module);
 		if (ret < 0)
 			return ret;
 
@@ -810,7 +697,7 @@ static int skl_tplg_mixer_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
 		list_for_each_entry(modules, &skl->bind_list, node) {
 			module = w_module->w->priv;
 			if (modules->dst == module)
-				skl_bind_modules(ctx, modules->src,
+				skl_bind_modules(skl, modules->src,
 							modules->dst);
 		}
 	}
@@ -818,7 +705,7 @@ static int skl_tplg_mixer_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
 	return 0;
 }
 
-static int skl_fill_sink_instance_id(struct skl_sst *ctx, u32 *params,
+static int skl_fill_sink_instance_id(struct skl_dev *skl, u32 *params,
 				int size, struct skl_module_cfg *mcfg)
 {
 	int i, pvt_id;
@@ -829,7 +716,7 @@ static int skl_fill_sink_instance_id(struct skl_sst *ctx, u32 *params,
 		struct skl_mod_inst_map *inst = kpb_params->u.map;
 
 		for (i = 0; i < kpb_params->num_modules; i++) {
-			pvt_id = skl_get_pvt_instance_id_map(ctx, inst->mod_id,
+			pvt_id = skl_get_pvt_instance_id_map(skl, inst->mod_id,
 								inst->inst_id);
 			if (pvt_id < 0)
 				return -EINVAL;
@@ -849,7 +736,7 @@ static int skl_fill_sink_instance_id(struct skl_sst *ctx, u32 *params,
  * send params after binding
  */
 static int skl_tplg_set_module_bind_params(struct snd_soc_dapm_widget *w,
-			struct skl_module_cfg *mcfg, struct skl_sst *ctx)
+			struct skl_module_cfg *mcfg, struct skl_dev *skl)
 {
 	int i, ret;
 	struct skl_module_cfg *mconfig = w->priv;
@@ -876,7 +763,7 @@ static int skl_tplg_set_module_bind_params(struct snd_soc_dapm_widget *w,
 	if (mconfig->formats_config.caps_size > 0 &&
 		mconfig->formats_config.set_params == SKL_PARAM_BIND) {
 		sp_cfg = &mconfig->formats_config;
-		ret = skl_set_module_params(ctx, sp_cfg->caps,
+		ret = skl_set_module_params(skl, sp_cfg->caps,
 					sp_cfg->caps_size,
 					sp_cfg->param_id, mconfig);
 		if (ret < 0)
@@ -894,10 +781,10 @@ static int skl_tplg_set_module_bind_params(struct snd_soc_dapm_widget *w,
 				if (!params)
 					return -ENOMEM;
 
-				skl_fill_sink_instance_id(ctx, params, bc->max,
+				skl_fill_sink_instance_id(skl, params, bc->max,
 								mconfig);
 
-				ret = skl_set_module_params(ctx, params,
+				ret = skl_set_module_params(skl, params,
 						bc->max, bc->param_id, mconfig);
 				kfree(params);
 
@@ -910,11 +797,11 @@ static int skl_tplg_set_module_bind_params(struct snd_soc_dapm_widget *w,
 	return 0;
 }
 
-static int skl_get_module_id(struct skl_sst *ctx, guid_t *uuid)
+static int skl_get_module_id(struct skl_dev *skl, guid_t *uuid)
 {
 	struct uuid_module *module;
 
-	list_for_each_entry(module, &ctx->uuid_list, list) {
+	list_for_each_entry(module, &skl->uuid_list, list) {
 		if (guid_equal(uuid, &module->uuid))
 			return module->id;
 	}
@@ -922,7 +809,7 @@ static int skl_get_module_id(struct skl_sst *ctx, guid_t *uuid)
 	return -EINVAL;
 }
 
-static int skl_tplg_find_moduleid_from_uuid(struct skl *skl,
+static int skl_tplg_find_moduleid_from_uuid(struct skl_dev *skl,
 					const struct snd_kcontrol_new *k)
 {
 	struct soc_bytes_ext *sb = (void *) k->private_value;
@@ -942,7 +829,7 @@ static int skl_tplg_find_moduleid_from_uuid(struct skl *skl,
 		params->num_modules = uuid_params->num_modules;
 
 		for (i = 0; i < uuid_params->num_modules; i++) {
-			module_id = skl_get_module_id(skl->skl_sst,
+			module_id = skl_get_module_id(skl,
 				&uuid_params->u.map_uuid[i].mod_uuid);
 			if (module_id < 0) {
 				devm_kfree(bus->dev, params);
@@ -966,7 +853,7 @@ static int skl_tplg_find_moduleid_from_uuid(struct skl *skl,
  * Retrieve the module id from UUID mentioned in the
  * post bind params
  */
-void skl_tplg_add_moduleid_in_bind_params(struct skl *skl,
+void skl_tplg_add_moduleid_in_bind_params(struct skl_dev *skl,
 				struct snd_soc_dapm_widget *w)
 {
 	struct skl_module_cfg *mconfig = w->priv;
@@ -985,12 +872,12 @@ void skl_tplg_add_moduleid_in_bind_params(struct skl *skl,
 			SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) &&
 			(skl_tplg_find_moduleid_from_uuid(skl,
 			&w->kcontrol_news[i]) < 0))
-			dev_err(skl->skl_sst->dev,
+			dev_err(skl->dev,
 				"%s: invalid kpb post bind params\n",
 				__func__);
 }
 
-static int skl_tplg_module_add_deferred_bind(struct skl *skl,
+static int skl_tplg_module_add_deferred_bind(struct skl_dev *skl,
 	struct skl_module_cfg *src, struct skl_module_cfg *dst)
 {
 	struct skl_module_deferred_bind *m_list, *modules;
@@ -1028,26 +915,27 @@ static int skl_tplg_module_add_deferred_bind(struct skl *skl,
 }
 
 static int skl_tplg_bind_sinks(struct snd_soc_dapm_widget *w,
-				struct skl *skl,
+				struct skl_dev *skl,
 				struct snd_soc_dapm_widget *src_w,
 				struct skl_module_cfg *src_mconfig)
 {
 	struct snd_soc_dapm_path *p;
 	struct snd_soc_dapm_widget *sink = NULL, *next_sink = NULL;
 	struct skl_module_cfg *sink_mconfig;
-	struct skl_sst *ctx = skl->skl_sst;
 	int ret;
 
 	snd_soc_dapm_widget_for_each_sink_path(w, p) {
 		if (!p->connect)
 			continue;
 
-		dev_dbg(ctx->dev, "%s: src widget=%s\n", __func__, w->name);
-		dev_dbg(ctx->dev, "%s: sink widget=%s\n", __func__, p->sink->name);
+		dev_dbg(skl->dev,
+			"%s: src widget=%s\n", __func__, w->name);
+		dev_dbg(skl->dev,
+			"%s: sink widget=%s\n", __func__, p->sink->name);
 
 		next_sink = p->sink;
 
-		if (!is_skl_dsp_widget_type(p->sink, ctx->dev))
+		if (!is_skl_dsp_widget_type(p->sink, skl->dev))
 			return skl_tplg_bind_sinks(p->sink, skl, src_w, src_mconfig);
 
 		/*
@@ -1056,7 +944,7 @@ static int skl_tplg_bind_sinks(struct snd_soc_dapm_widget *w,
 		 * they are ones used for SKL so check that first
 		 */
 		if ((p->sink->priv != NULL) &&
-				is_skl_dsp_widget_type(p->sink, ctx->dev)) {
+				is_skl_dsp_widget_type(p->sink, skl->dev)) {
 
 			sink = p->sink;
 			sink_mconfig = sink->priv;
@@ -1088,19 +976,21 @@ static int skl_tplg_bind_sinks(struct snd_soc_dapm_widget *w,
 				continue;
 
 			/* Bind source to sink, mixin is always source */
-			ret = skl_bind_modules(ctx, src_mconfig, sink_mconfig);
+			ret = skl_bind_modules(skl, src_mconfig, sink_mconfig);
 			if (ret)
 				return ret;
 
 			/* set module params after bind */
-			skl_tplg_set_module_bind_params(src_w, src_mconfig, ctx);
-			skl_tplg_set_module_bind_params(sink, sink_mconfig, ctx);
+			skl_tplg_set_module_bind_params(src_w,
+					src_mconfig, skl);
+			skl_tplg_set_module_bind_params(sink,
+					sink_mconfig, skl);
 
 			/* Start sinks pipe first */
 			if (sink_mconfig->pipe->state != SKL_PIPE_STARTED) {
 				if (sink_mconfig->pipe->conn_type !=
 							SKL_PIPE_CONN_TYPE_FE)
-					ret = skl_run_pipe(ctx,
+					ret = skl_run_pipe(skl,
 							sink_mconfig->pipe);
 				if (ret)
 					return ret;
@@ -1125,10 +1015,9 @@ static int skl_tplg_bind_sinks(struct snd_soc_dapm_widget *w,
  *   - Then run current pipe
  */
 static int skl_tplg_pga_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
-								struct skl *skl)
+							struct skl_dev *skl)
 {
 	struct skl_module_cfg *src_mconfig;
-	struct skl_sst *ctx = skl->skl_sst;
 	int ret = 0;
 
 	src_mconfig = w->priv;
@@ -1144,25 +1033,24 @@ static int skl_tplg_pga_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
 
 	/* Start source pipe last after starting all sinks */
 	if (src_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
-		return skl_run_pipe(ctx, src_mconfig->pipe);
+		return skl_run_pipe(skl, src_mconfig->pipe);
 
 	return 0;
 }
 
 static struct snd_soc_dapm_widget *skl_get_src_dsp_widget(
-		struct snd_soc_dapm_widget *w, struct skl *skl)
+		struct snd_soc_dapm_widget *w, struct skl_dev *skl)
 {
 	struct snd_soc_dapm_path *p;
 	struct snd_soc_dapm_widget *src_w = NULL;
-	struct skl_sst *ctx = skl->skl_sst;
 
 	snd_soc_dapm_widget_for_each_source_path(w, p) {
 		src_w = p->source;
 		if (!p->connect)
 			continue;
 
-		dev_dbg(ctx->dev, "sink widget=%s\n", w->name);
-		dev_dbg(ctx->dev, "src widget=%s\n", p->source->name);
+		dev_dbg(skl->dev, "sink widget=%s\n", w->name);
+		dev_dbg(skl->dev, "src widget=%s\n", p->source->name);
 
 		/*
 		 * here we will check widgets in sink pipelines, so that can
@@ -1170,7 +1058,7 @@ static struct snd_soc_dapm_widget *skl_get_src_dsp_widget(
 		 * ones used for SKL so check that first
 		 */
 		if ((p->source->priv != NULL) &&
-				is_skl_dsp_widget_type(p->source, ctx->dev)) {
+				is_skl_dsp_widget_type(p->source, skl->dev)) {
 			return p->source;
 		}
 	}
@@ -1191,12 +1079,11 @@ static struct snd_soc_dapm_widget *skl_get_src_dsp_widget(
  *	- start this pipeline
  */
 static int skl_tplg_mixer_dapm_post_pmu_event(struct snd_soc_dapm_widget *w,
-							struct skl *skl)
+							struct skl_dev *skl)
 {
 	int ret = 0;
 	struct snd_soc_dapm_widget *source, *sink;
 	struct skl_module_cfg *src_mconfig, *sink_mconfig;
-	struct skl_sst *ctx = skl->skl_sst;
 	int src_pipe_started = 0;
 
 	sink = w;
@@ -1222,16 +1109,16 @@ static int skl_tplg_mixer_dapm_post_pmu_event(struct snd_soc_dapm_widget *w,
 	}
 
 	if (src_pipe_started) {
-		ret = skl_bind_modules(ctx, src_mconfig, sink_mconfig);
+		ret = skl_bind_modules(skl, src_mconfig, sink_mconfig);
 		if (ret)
 			return ret;
 
 		/* set module params after bind */
-		skl_tplg_set_module_bind_params(source, src_mconfig, ctx);
-		skl_tplg_set_module_bind_params(sink, sink_mconfig, ctx);
+		skl_tplg_set_module_bind_params(source, src_mconfig, skl);
+		skl_tplg_set_module_bind_params(sink, sink_mconfig, skl);
 
 		if (sink_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
-			ret = skl_run_pipe(ctx, sink_mconfig->pipe);
+			ret = skl_run_pipe(skl, sink_mconfig->pipe);
 	}
 
 	return ret;
@@ -1244,16 +1131,15 @@ static int skl_tplg_mixer_dapm_post_pmu_event(struct snd_soc_dapm_widget *w,
  *   - unbind with source pipelines if still connected
  */
 static int skl_tplg_mixer_dapm_pre_pmd_event(struct snd_soc_dapm_widget *w,
-							struct skl *skl)
+							struct skl_dev *skl)
 {
 	struct skl_module_cfg *src_mconfig, *sink_mconfig;
 	int ret = 0, i;
-	struct skl_sst *ctx = skl->skl_sst;
 
 	sink_mconfig = w->priv;
 
 	/* Stop the pipe */
-	ret = skl_stop_pipe(ctx, sink_mconfig->pipe);
+	ret = skl_stop_pipe(skl, sink_mconfig->pipe);
 	if (ret)
 		return ret;
 
@@ -1263,7 +1149,7 @@ static int skl_tplg_mixer_dapm_pre_pmd_event(struct snd_soc_dapm_widget *w,
 			if (!src_mconfig)
 				continue;
 
-			ret = skl_unbind_modules(ctx,
+			ret = skl_unbind_modules(skl,
 						src_mconfig, sink_mconfig);
 		}
 	}
@@ -1273,28 +1159,22 @@ static int skl_tplg_mixer_dapm_pre_pmd_event(struct snd_soc_dapm_widget *w,
 
 /*
  * in the Post-PMD event of mixer we need to do following:
- *   - Free the mcps used
- *   - Free the mem used
  *   - Unbind the modules within the pipeline
  *   - Delete the pipeline (modules are not required to be explicitly
  *     deleted, pipeline delete is enough here
  */
 static int skl_tplg_mixer_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
-							struct skl *skl)
+							struct skl_dev *skl)
 {
 	struct skl_module_cfg *mconfig = w->priv;
 	struct skl_pipe_module *w_module;
 	struct skl_module_cfg *src_module = NULL, *dst_module;
-	struct skl_sst *ctx = skl->skl_sst;
 	struct skl_pipe *s_pipe = mconfig->pipe;
 	struct skl_module_deferred_bind *modules, *tmp;
 
 	if (s_pipe->state == SKL_PIPE_INVALID)
 		return -EINVAL;
 
-	skl_tplg_free_pipe_mcps(skl, mconfig);
-	skl_tplg_free_pipe_mem(skl, mconfig);
-
 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
 		if (list_empty(&skl->bind_list))
 			break;
@@ -1307,7 +1187,7 @@ static int skl_tplg_mixer_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
 			 * modules from deferred bind list.
 			 */
 			if (modules->dst == src_module) {
-				skl_unbind_modules(ctx, modules->src,
+				skl_unbind_modules(skl, modules->src,
 						modules->dst);
 			}
 
@@ -1327,44 +1207,40 @@ static int skl_tplg_mixer_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
 		dst_module = w_module->w->priv;
 
-		if (mconfig->m_state >= SKL_MODULE_INIT_DONE)
-			skl_tplg_free_pipe_mcps(skl, dst_module);
 		if (src_module == NULL) {
 			src_module = dst_module;
 			continue;
 		}
 
-		skl_unbind_modules(ctx, src_module, dst_module);
+		skl_unbind_modules(skl, src_module, dst_module);
 		src_module = dst_module;
 	}
 
-	skl_delete_pipe(ctx, mconfig->pipe);
+	skl_delete_pipe(skl, mconfig->pipe);
 
 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
 		src_module = w_module->w->priv;
 		src_module->m_state = SKL_MODULE_UNINIT;
 	}
 
-	return skl_tplg_unload_pipe_modules(ctx, s_pipe);
+	return skl_tplg_unload_pipe_modules(skl, s_pipe);
 }
 
 /*
  * in the Post-PMD event of PGA we need to do following:
- *   - Free the mcps used
  *   - Stop the pipeline
  *   - In source pipe is connected, unbind with source pipelines
  */
 static int skl_tplg_pga_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
-								struct skl *skl)
+							struct skl_dev *skl)
 {
 	struct skl_module_cfg *src_mconfig, *sink_mconfig;
 	int ret = 0, i;
-	struct skl_sst *ctx = skl->skl_sst;
 
 	src_mconfig = w->priv;
 
 	/* Stop the pipe since this is a mixin module */
-	ret = skl_stop_pipe(ctx, src_mconfig->pipe);
+	ret = skl_stop_pipe(skl, src_mconfig->pipe);
 	if (ret)
 		return ret;
 
@@ -1377,7 +1253,7 @@ static int skl_tplg_pga_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
 			 * This is a connecter and if path is found that means
 			 * unbind between source and sink has not happened yet
 			 */
-			ret = skl_unbind_modules(ctx, src_mconfig,
+			ret = skl_unbind_modules(skl, src_mconfig,
 							sink_mconfig);
 		}
 	}
@@ -1395,7 +1271,7 @@ static int skl_tplg_mixer_event(struct snd_soc_dapm_widget *w,
 				struct snd_kcontrol *k, int event)
 {
 	struct snd_soc_dapm_context *dapm = w->dapm;
-	struct skl *skl = get_skl_ctx(dapm->dev);
+	struct skl_dev *skl = get_skl_ctx(dapm->dev);
 
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
@@ -1425,7 +1301,7 @@ static int skl_tplg_pga_event(struct snd_soc_dapm_widget *w,
 
 {
 	struct snd_soc_dapm_context *dapm = w->dapm;
-	struct skl *skl = get_skl_ctx(dapm->dev);
+	struct skl_dev *skl = get_skl_ctx(dapm->dev);
 
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
@@ -1446,10 +1322,10 @@ static int skl_tplg_tlv_control_get(struct snd_kcontrol *kcontrol,
 	struct skl_algo_data *bc = (struct skl_algo_data *)sb->dobj.private;
 	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
 	struct skl_module_cfg *mconfig = w->priv;
-	struct skl *skl = get_skl_ctx(w->dapm->dev);
+	struct skl_dev *skl = get_skl_ctx(w->dapm->dev);
 
 	if (w->power)
-		skl_get_module_params(skl->skl_sst, (u32 *)bc->params,
+		skl_get_module_params(skl, (u32 *)bc->params,
 				      bc->size, bc->param_id, mconfig);
 
 	/* decrement size for TLV header */
@@ -1481,7 +1357,7 @@ static int skl_tplg_tlv_control_set(struct snd_kcontrol *kcontrol,
 	struct soc_bytes_ext *sb =
 			(struct soc_bytes_ext *)kcontrol->private_value;
 	struct skl_algo_data *ac = (struct skl_algo_data *)sb->dobj.private;
-	struct skl *skl = get_skl_ctx(w->dapm->dev);
+	struct skl_dev *skl = get_skl_ctx(w->dapm->dev);
 
 	if (ac->params) {
 		/*
@@ -1498,7 +1374,7 @@ static int skl_tplg_tlv_control_set(struct snd_kcontrol *kcontrol,
 			return -EFAULT;
 
 		if (w->power)
-			return skl_set_module_params(skl->skl_sst,
+			return skl_set_module_params(skl,
 						(u32 *)ac->params, ac->size,
 						ac->param_id, mconfig);
 	}
@@ -1659,7 +1535,7 @@ int skl_tplg_update_pipe_params(struct device *dev,
 			struct skl_pipe_params *params)
 {
 	struct skl_module_res *res = &mconfig->module->resources[0];
-	struct skl *skl = get_skl_ctx(dev);
+	struct skl_dev *skl = get_skl_ctx(dev);
 	struct skl_module_fmt *format = NULL;
 	u8 cfg_idx = mconfig->pipe->cur_config_idx;
 
@@ -1856,7 +1732,7 @@ static int skl_tplg_be_fill_pipe_params(struct snd_soc_dai *dai,
 				struct skl_pipe_params *params)
 {
 	struct nhlt_specific_cfg *cfg;
-	struct skl *skl = get_skl_ctx(dai->dev);
+	struct skl_dev *skl = get_skl_ctx(dai->dev);
 	int link_type = skl_tplg_be_link_type(mconfig->dev_type);
 	u8 dev_type = skl_tplg_be_dev_type(mconfig->dev_type);
 
@@ -2070,7 +1946,7 @@ static int skl_tplg_fill_pipe_tkn(struct device *dev,
  * Return an existing pipe if the pipe already exists.
  */
 static int skl_tplg_add_pipe(struct device *dev,
-		struct skl_module_cfg *mconfig, struct skl *skl,
+		struct skl_module_cfg *mconfig, struct skl_dev *skl,
 		struct snd_soc_tplg_vendor_value_elem *tkn_elem)
 {
 	struct skl_pipeline *ppl;
@@ -2330,10 +2206,6 @@ static int skl_tplg_fill_res_tkn(struct device *dev,
 		return -EINVAL;
 
 	switch (tkn_elem->token) {
-	case SKL_TKN_MM_U32_CPS:
-		res->cps = tkn_elem->value;
-		break;
-
 	case SKL_TKN_MM_U32_DMA_SIZE:
 		res->dma_buffer_size = tkn_elem->value;
 		break;
@@ -2354,10 +2226,6 @@ static int skl_tplg_fill_res_tkn(struct device *dev,
 		res->ibs = tkn_elem->value;
 		break;
 
-	case SKL_TKN_U32_MAX_MCPS:
-		res->cps = tkn_elem->value;
-		break;
-
 	case SKL_TKN_MM_U32_RES_PIN_ID:
 	case SKL_TKN_MM_U32_PIN_BUF:
 		ret = skl_tplg_manifest_pin_res_tkn(dev, tkn_elem, res,
@@ -2366,6 +2234,11 @@ static int skl_tplg_fill_res_tkn(struct device *dev,
 			return ret;
 		break;
 
+	case SKL_TKN_MM_U32_CPS:
+	case SKL_TKN_U32_MAX_MCPS:
+		/* ignore unused tokens */
+		break;
+
 	default:
 		dev_err(dev, "Not a res type token: %d", tkn_elem->token);
 		return -EINVAL;
@@ -2381,7 +2254,7 @@ static int skl_tplg_fill_res_tkn(struct device *dev,
  */
 static int skl_tplg_get_token(struct device *dev,
 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
-		struct skl *skl, struct skl_module_cfg *mconfig)
+		struct skl_dev *skl, struct skl_module_cfg *mconfig)
 {
 	int tkn_count = 0;
 	int ret;
@@ -2631,7 +2504,7 @@ static int skl_tplg_get_token(struct device *dev,
  * module private data
  */
 static int skl_tplg_get_tokens(struct device *dev,
-		char *pvt_data,	struct skl *skl,
+		char *pvt_data,	struct skl_dev *skl,
 		struct skl_module_cfg *mconfig, int block_size)
 {
 	struct snd_soc_tplg_vendor_array *array;
@@ -2727,8 +2600,8 @@ static int skl_tplg_get_desc_blocks(struct device *dev,
  * Otherwise we create a new instance and add into driver list
  */
 static int skl_tplg_add_pipe_v4(struct device *dev,
-				struct skl_module_cfg *mconfig, struct skl *skl,
-				struct skl_dfw_v4_pipe *dfw_pipe)
+			struct skl_module_cfg *mconfig, struct skl_dev *skl,
+			struct skl_dfw_v4_pipe *dfw_pipe)
 {
 	struct skl_pipeline *ppl;
 	struct skl_pipe *pipe;
@@ -2804,7 +2677,7 @@ static void skl_tplg_fill_fmt_v4(struct skl_module_pin_fmt *dst_fmt,
 }
 
 static int skl_tplg_get_pvt_data_v4(struct snd_soc_tplg_dapm_widget *tplg_w,
-				    struct skl *skl, struct device *dev,
+				    struct skl_dev *skl, struct device *dev,
 				    struct skl_module_cfg *mconfig)
 {
 	struct skl_dfw_v4_module *dfw =
@@ -2818,7 +2691,7 @@ static int skl_tplg_get_pvt_data_v4(struct snd_soc_tplg_dapm_widget *tplg_w,
 		return ret;
 	mconfig->id.module_id = -1;
 	mconfig->id.instance_id = dfw->instance_id;
-	mconfig->module->resources[0].cps = dfw->max_mcps;
+	mconfig->module->resources[0].cpc = dfw->max_mcps / 1000;
 	mconfig->module->resources[0].ibs = dfw->ibs;
 	mconfig->module->resources[0].obs = dfw->obs;
 	mconfig->core_id = dfw->core_id;
@@ -2886,7 +2759,7 @@ static int skl_tplg_get_pvt_data_v4(struct snd_soc_tplg_dapm_widget *tplg_w,
  * for the type and size of the suceeding data block.
  */
 static int skl_tplg_get_pvt_data(struct snd_soc_tplg_dapm_widget *tplg_w,
-				struct skl *skl, struct device *dev,
+				struct skl_dev *skl, struct device *dev,
 				struct skl_module_cfg *mconfig)
 {
 	struct snd_soc_tplg_vendor_array *array;
@@ -2981,9 +2854,8 @@ static void skl_clear_pin_config(struct snd_soc_component *component,
 	}
 }
 
-void skl_cleanup_resources(struct skl *skl)
+void skl_cleanup_resources(struct skl_dev *skl)
 {
-	struct skl_sst *ctx = skl->skl_sst;
 	struct snd_soc_component *soc_component = skl->component;
 	struct snd_soc_dapm_widget *w;
 	struct snd_soc_card *card;
@@ -2995,15 +2867,12 @@ void skl_cleanup_resources(struct skl *skl)
 	if (!card || !card->instantiated)
 		return;
 
-	skl->resource.mem = 0;
-	skl->resource.mcps = 0;
-
 	list_for_each_entry(w, &card->widgets, list) {
-		if (is_skl_dsp_widget_type(w, ctx->dev) && w->priv != NULL)
+		if (is_skl_dsp_widget_type(w, skl->dev) && w->priv != NULL)
 			skl_clear_pin_config(soc_component, w);
 	}
 
-	skl_clear_module_cnt(ctx->dsp);
+	skl_clear_module_cnt(skl->dsp);
 }
 
 /*
@@ -3019,7 +2888,7 @@ static int skl_tplg_widget_load(struct snd_soc_component *cmpnt, int index,
 {
 	int ret;
 	struct hdac_bus *bus = snd_soc_component_get_drvdata(cmpnt);
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	struct skl_module_cfg *mconfig;
 
 	if (!tplg_w->priv.size)
@@ -3163,21 +3032,21 @@ static int skl_tplg_control_load(struct snd_soc_component *cmpnt,
 
 static int skl_tplg_fill_str_mfest_tkn(struct device *dev,
 		struct snd_soc_tplg_vendor_string_elem *str_elem,
-		struct skl *skl)
+		struct skl_dev *skl)
 {
 	int tkn_count = 0;
 	static int ref_count;
 
 	switch (str_elem->token) {
 	case SKL_TKN_STR_LIB_NAME:
-		if (ref_count > skl->skl_sst->lib_count - 1) {
+		if (ref_count > skl->lib_count - 1) {
 			ref_count = 0;
 			return -EINVAL;
 		}
 
-		strncpy(skl->skl_sst->lib_info[ref_count].name,
+		strncpy(skl->lib_info[ref_count].name,
 			str_elem->string,
-			ARRAY_SIZE(skl->skl_sst->lib_info[ref_count].name));
+			ARRAY_SIZE(skl->lib_info[ref_count].name));
 		ref_count++;
 		break;
 
@@ -3192,7 +3061,7 @@ static int skl_tplg_fill_str_mfest_tkn(struct device *dev,
 
 static int skl_tplg_get_str_tkn(struct device *dev,
 		struct snd_soc_tplg_vendor_array *array,
-		struct skl *skl)
+		struct skl_dev *skl)
 {
 	int tkn_count = 0, ret;
 	struct snd_soc_tplg_vendor_string_elem *str_elem;
@@ -3299,7 +3168,7 @@ static int skl_tplg_fill_mod_info(struct device *dev,
 
 static int skl_tplg_get_int_tkn(struct device *dev,
 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
-		struct skl *skl)
+		struct skl_dev *skl)
 {
 	int tkn_count = 0, ret;
 	static int mod_idx, res_val_idx, intf_val_idx, dir, pin_idx;
@@ -3319,7 +3188,7 @@ static int skl_tplg_get_int_tkn(struct device *dev,
 
 	switch (tkn_elem->token) {
 	case SKL_TKN_U32_LIB_COUNT:
-		skl->skl_sst->lib_count = tkn_elem->value;
+		skl->lib_count = tkn_elem->value;
 		break;
 
 	case SKL_TKN_U8_NUM_MOD:
@@ -3465,35 +3334,17 @@ static int skl_tplg_get_int_tkn(struct device *dev,
 	return tkn_count;
 }
 
-static int skl_tplg_get_manifest_uuid(struct device *dev,
-				struct skl *skl,
-				struct snd_soc_tplg_vendor_uuid_elem *uuid_tkn)
-{
-	static int ref_count;
-	struct skl_module *mod;
-
-	if (uuid_tkn->token == SKL_TKN_UUID) {
-		mod = skl->modules[ref_count];
-		guid_copy(&mod->uuid, (guid_t *)&uuid_tkn->uuid);
-		ref_count++;
-	} else {
-		dev_err(dev, "Not an UUID token tkn %d\n", uuid_tkn->token);
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
 /*
  * Fill the manifest structure by parsing the tokens based on the
  * type.
  */
 static int skl_tplg_get_manifest_tkn(struct device *dev,
-		char *pvt_data, struct skl *skl,
+		char *pvt_data, struct skl_dev *skl,
 		int block_size)
 {
 	int tkn_count = 0, ret;
 	int off = 0, tuple_size = 0;
+	u8 uuid_index = 0;
 	struct snd_soc_tplg_vendor_array *array;
 	struct snd_soc_tplg_vendor_value_elem *tkn_elem;
 
@@ -3516,9 +3367,17 @@ static int skl_tplg_get_manifest_tkn(struct device *dev,
 			continue;
 
 		case SND_SOC_TPLG_TUPLE_TYPE_UUID:
-			ret = skl_tplg_get_manifest_uuid(dev, skl, array->uuid);
-			if (ret < 0)
-				return ret;
+			if (array->uuid->token != SKL_TKN_UUID) {
+				dev_err(dev, "Not an UUID token: %d\n",
+					array->uuid->token);
+				return -EINVAL;
+			}
+			if (uuid_index >= skl->nr_modules) {
+				dev_err(dev, "Too many UUID tokens\n");
+				return -EINVAL;
+			}
+			guid_copy(&skl->modules[uuid_index++]->uuid,
+				  (guid_t *)&array->uuid->uuid);
 
 			tuple_size += sizeof(*array->uuid);
 			continue;
@@ -3550,7 +3409,7 @@ static int skl_tplg_get_manifest_tkn(struct device *dev,
  * preceded by descriptors for type and size of data block.
  */
 static int skl_tplg_get_manifest_data(struct snd_soc_tplg_manifest *manifest,
-			struct device *dev, struct skl *skl)
+			struct device *dev, struct skl_dev *skl)
 {
 	struct snd_soc_tplg_vendor_array *array;
 	int num_blocks, block_size = 0, block_type, off = 0;
@@ -3612,7 +3471,7 @@ static int skl_manifest_load(struct snd_soc_component *cmpnt, int index,
 				struct snd_soc_tplg_manifest *manifest)
 {
 	struct hdac_bus *bus = snd_soc_component_get_drvdata(cmpnt);
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 
 	/* proceed only if we have private data defined */
 	if (manifest->priv.size == 0)
@@ -3620,9 +3479,9 @@ static int skl_manifest_load(struct snd_soc_component *cmpnt, int index,
 
 	skl_tplg_get_manifest_data(manifest, bus->dev, skl);
 
-	if (skl->skl_sst->lib_count > SKL_MAX_LIB) {
+	if (skl->lib_count > SKL_MAX_LIB) {
 		dev_err(bus->dev, "Exceeding max Library count. Got:%d\n",
-					skl->skl_sst->lib_count);
+					skl->lib_count);
 		return  -EINVAL;
 	}
 
@@ -3671,7 +3530,7 @@ static int skl_tplg_create_pipe_widget_list(struct snd_soc_component *component)
 	return 0;
 }
 
-static void skl_tplg_set_pipe_type(struct skl *skl, struct skl_pipe *pipe)
+static void skl_tplg_set_pipe_type(struct skl_dev *skl, struct skl_pipe *pipe)
 {
 	struct skl_pipe_module *w_module;
 	struct snd_soc_dapm_widget *w;
@@ -3694,10 +3553,6 @@ static void skl_tplg_set_pipe_type(struct skl *skl, struct skl_pipe *pipe)
 		pipe->passthru = false;
 }
 
-/* This will be read from topology manifest, currently defined here */
-#define SKL_MAX_MCPS 30000000
-#define SKL_FW_MAX_MEM 1000000
-
 /*
  * SKL topology init routine
  */
@@ -3705,7 +3560,7 @@ int skl_tplg_init(struct snd_soc_component *component, struct hdac_bus *bus)
 {
 	int ret;
 	const struct firmware *fw;
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	struct skl_pipeline *ppl;
 
 	ret = request_firmware(&fw, skl->tplg_name, bus->dev);
@@ -3724,31 +3579,30 @@ int skl_tplg_init(struct snd_soc_component *component, struct hdac_bus *bus)
 	 * The complete tplg for SKL is loaded as index 0, we don't use
 	 * any other index
 	 */
-	ret = snd_soc_tplg_component_load(component,
-					&skl_tplg_ops, fw, 0);
+	ret = snd_soc_tplg_component_load(component, &skl_tplg_ops, fw, 0);
 	if (ret < 0) {
 		dev_err(bus->dev, "tplg component load failed%d\n", ret);
-		release_firmware(fw);
-		return -EINVAL;
+		goto err;
 	}
 
-	skl->resource.max_mcps = SKL_MAX_MCPS;
-	skl->resource.max_mem = SKL_FW_MAX_MEM;
-
-	skl->tplg = fw;
 	ret = skl_tplg_create_pipe_widget_list(component);
-	if (ret < 0)
-		return ret;
+	if (ret < 0) {
+		dev_err(bus->dev, "tplg create pipe widget list failed%d\n",
+				ret);
+		goto err;
+	}
 
 	list_for_each_entry(ppl, &skl->ppl_list, node)
 		skl_tplg_set_pipe_type(skl, ppl->pipe);
 
-	return 0;
+err:
+	release_firmware(fw);
+	return ret;
 }
 
 void skl_tplg_exit(struct snd_soc_component *component, struct hdac_bus *bus)
 {
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	struct skl_pipeline *ppl, *tmp;
 
 	if (!list_empty(&skl->ppl_list))
@@ -3757,6 +3611,4 @@ void skl_tplg_exit(struct snd_soc_component *component, struct hdac_bus *bus)
 
 	/* clean up topology */
 	snd_soc_tplg_component_remove(component, SND_SOC_TPLG_INDEX_ALL);
-
-	release_firmware(skl->tplg);
 }
diff --git a/sound/soc/intel/skylake/skl-topology.h b/sound/soc/intel/skylake/skl-topology.h
index 665e35cee50d..e967800dbb62 100644
--- a/sound/soc/intel/skylake/skl-topology.h
+++ b/sound/soc/intel/skylake/skl-topology.h
@@ -101,7 +101,7 @@ struct skl_audio_data_format {
 } __packed;
 
 struct skl_base_cfg {
-	u32 cps;
+	u32 cpc;
 	u32 ibs;
 	u32 obs;
 	u32 is_pages;
@@ -140,11 +140,6 @@ struct skl_src_module_cfg {
 	enum skl_s_freq src_cfg;
 } __packed;
 
-struct notification_mask {
-	u32 notify;
-	u32 enable;
-} __packed;
-
 struct skl_up_down_mixer_cfg {
 	struct skl_base_cfg base_cfg;
 	enum skl_ch_cfg out_ch_cfg;
@@ -348,7 +343,6 @@ struct skl_module_pin_resources {
 struct skl_module_res {
 	u8 id;
 	u32 is_pages;
-	u32 cps;
 	u32 ibs;
 	u32 obs;
 	u32 dma_buffer_size;
@@ -389,9 +383,6 @@ struct skl_module_cfg {
 	u8 out_queue_mask;
 	u8 in_queue;
 	u8 out_queue;
-	u32 mcps;
-	u32 ibs;
-	u32 obs;
 	u8 is_loadable;
 	u8 core_id;
 	u8 dev_type;
@@ -447,7 +438,7 @@ enum skl_channel {
 	SKL_CH_QUATRO = 4,
 };
 
-static inline struct skl *get_skl_ctx(struct device *dev)
+static inline struct skl_dev *get_skl_ctx(struct device *dev)
 {
 	struct hdac_bus *bus = dev_get_drvdata(dev);
 
@@ -456,7 +447,7 @@ static inline struct skl *get_skl_ctx(struct device *dev)
 
 int skl_tplg_be_update_params(struct snd_soc_dai *dai,
 	struct skl_pipe_params *params);
-int skl_dsp_set_dma_control(struct skl_sst *ctx, u32 *caps,
+int skl_dsp_set_dma_control(struct skl_dev *skl, u32 *caps,
 			u32 caps_size, u32 node_id);
 void skl_tplg_set_be_dmic_config(struct snd_soc_dai *dai,
 	struct skl_pipe_params *params, int stream);
@@ -469,32 +460,32 @@ struct skl_module_cfg *skl_tplg_fe_get_cpr_module(
 int skl_tplg_update_pipe_params(struct device *dev,
 		struct skl_module_cfg *mconfig, struct skl_pipe_params *params);
 
-void skl_tplg_d0i3_get(struct skl *skl, enum d0i3_capability caps);
-void skl_tplg_d0i3_put(struct skl *skl, enum d0i3_capability caps);
+void skl_tplg_d0i3_get(struct skl_dev *skl, enum d0i3_capability caps);
+void skl_tplg_d0i3_put(struct skl_dev *skl, enum d0i3_capability caps);
 
-int skl_create_pipeline(struct skl_sst *ctx, struct skl_pipe *pipe);
+int skl_create_pipeline(struct skl_dev *skl, struct skl_pipe *pipe);
 
-int skl_run_pipe(struct skl_sst *ctx, struct skl_pipe *pipe);
+int skl_run_pipe(struct skl_dev *skl, struct skl_pipe *pipe);
 
-int skl_pause_pipe(struct skl_sst *ctx, struct skl_pipe *pipe);
+int skl_pause_pipe(struct skl_dev *skl, struct skl_pipe *pipe);
 
-int skl_delete_pipe(struct skl_sst *ctx, struct skl_pipe *pipe);
+int skl_delete_pipe(struct skl_dev *skl, struct skl_pipe *pipe);
 
-int skl_stop_pipe(struct skl_sst *ctx, struct skl_pipe *pipe);
+int skl_stop_pipe(struct skl_dev *skl, struct skl_pipe *pipe);
 
-int skl_reset_pipe(struct skl_sst *ctx, struct skl_pipe *pipe);
+int skl_reset_pipe(struct skl_dev *skl, struct skl_pipe *pipe);
 
-int skl_init_module(struct skl_sst *ctx, struct skl_module_cfg *module_config);
+int skl_init_module(struct skl_dev *skl, struct skl_module_cfg *module_config);
 
-int skl_bind_modules(struct skl_sst *ctx, struct skl_module_cfg
+int skl_bind_modules(struct skl_dev *skl, struct skl_module_cfg
 	*src_module, struct skl_module_cfg *dst_module);
 
-int skl_unbind_modules(struct skl_sst *ctx, struct skl_module_cfg
+int skl_unbind_modules(struct skl_dev *skl, struct skl_module_cfg
 	*src_module, struct skl_module_cfg *dst_module);
 
-int skl_set_module_params(struct skl_sst *ctx, u32 *params, int size,
+int skl_set_module_params(struct skl_dev *skl, u32 *params, int size,
 			u32 param_id, struct skl_module_cfg *mcfg);
-int skl_get_module_params(struct skl_sst *ctx, u32 *params, int size,
+int skl_get_module_params(struct skl_dev *skl, u32 *params, int size,
 			  u32 param_id, struct skl_module_cfg *mcfg);
 
 struct skl_module_cfg *skl_tplg_be_get_cpr_module(struct snd_soc_dai *dai,
@@ -508,6 +499,6 @@ int skl_pcm_link_dma_prepare(struct device *dev,
 int skl_dai_load(struct snd_soc_component *cmp, int index,
 		struct snd_soc_dai_driver *dai_drv,
 		struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai);
-void skl_tplg_add_moduleid_in_bind_params(struct skl *skl,
+void skl_tplg_add_moduleid_in_bind_params(struct skl_dev *skl,
 				struct snd_soc_dapm_widget *w);
 #endif
diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index 3362e71b4563..141dbbf975ac 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -26,9 +26,11 @@
 #include <sound/hdaudio.h>
 #include <sound/hda_i915.h>
 #include <sound/hda_codec.h>
+#include <sound/intel-nhlt.h>
 #include "skl.h"
 #include "skl-sst-dsp.h"
 #include "skl-sst-ipc.h"
+
 #if IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC)
 #include "../../../soc/codecs/hdac_hda.h"
 #endif
@@ -50,7 +52,7 @@ static void skl_update_pci_byte(struct pci_dev *pci, unsigned int reg,
 	pci_write_config_byte(pci, reg, data);
 }
 
-static void skl_init_pci(struct skl *skl)
+static void skl_init_pci(struct skl_dev *skl)
 {
 	struct hdac_bus *bus = skl_to_bus(skl);
 
@@ -132,7 +134,7 @@ static int skl_init_chip(struct hdac_bus *bus, bool full_reset)
 
 	/* Reset stream-to-link mapping */
 	list_for_each_entry(hlink, &bus->hlink_list, list)
-		bus->io_ops->reg_writel(0, hlink->ml_addr + AZX_REG_ML_LOSIDV);
+		writel(0, hlink->ml_addr + AZX_REG_ML_LOSIDV);
 
 	skl_enable_miscbdcge(bus->dev, true);
 
@@ -252,7 +254,7 @@ static irqreturn_t skl_threaded_handler(int irq, void *dev_id)
 
 static int skl_acquire_irq(struct hdac_bus *bus, int do_disconnect)
 {
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	int ret;
 
 	ret = request_threaded_irq(skl->pci->irq, skl_interrupt,
@@ -276,7 +278,7 @@ static int skl_suspend_late(struct device *dev)
 {
 	struct pci_dev *pci = to_pci_dev(dev);
 	struct hdac_bus *bus = pci_get_drvdata(pci);
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 
 	return skl_suspend_late_dsp(skl);
 }
@@ -284,7 +286,7 @@ static int skl_suspend_late(struct device *dev)
 #ifdef CONFIG_PM
 static int _skl_suspend(struct hdac_bus *bus)
 {
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	struct pci_dev *pci = to_pci_dev(bus->dev);
 	int ret;
 
@@ -307,7 +309,7 @@ static int _skl_suspend(struct hdac_bus *bus)
 
 static int _skl_resume(struct hdac_bus *bus)
 {
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 
 	skl_init_pci(skl);
 	skl_dum_set(bus);
@@ -325,7 +327,7 @@ static int skl_suspend(struct device *dev)
 {
 	struct pci_dev *pci = to_pci_dev(dev);
 	struct hdac_bus *bus = pci_get_drvdata(pci);
-	struct skl *skl  = bus_to_skl(bus);
+	struct skl_dev *skl  = bus_to_skl(bus);
 	int ret;
 
 	/*
@@ -345,7 +347,7 @@ static int skl_suspend(struct device *dev)
 		ret = _skl_suspend(bus);
 		if (ret < 0)
 			return ret;
-		skl->skl_sst->fw_loaded = false;
+		skl->fw_loaded = false;
 	}
 
 	return 0;
@@ -355,7 +357,7 @@ static int skl_resume(struct device *dev)
 {
 	struct pci_dev *pci = to_pci_dev(dev);
 	struct hdac_bus *bus = pci_get_drvdata(pci);
-	struct skl *skl  = bus_to_skl(bus);
+	struct skl_dev *skl  = bus_to_skl(bus);
 	struct hdac_ext_link *hlink = NULL;
 	int ret;
 
@@ -430,7 +432,7 @@ static const struct dev_pm_ops skl_pm = {
  */
 static int skl_free(struct hdac_bus *bus)
 {
-	struct skl *skl  = bus_to_skl(bus);
+	struct skl_dev *skl  = bus_to_skl(bus);
 
 	skl->init_done = 0; /* to be sure */
 
@@ -475,7 +477,7 @@ static struct skl_ssp_clk skl_ssp_clks[] = {
 						{.name = "ssp5_sclkfs"},
 };
 
-static struct snd_soc_acpi_mach *skl_find_hda_machine(struct skl *skl,
+static struct snd_soc_acpi_mach *skl_find_hda_machine(struct skl_dev *skl,
 					struct snd_soc_acpi_mach *machines)
 {
 	struct hdac_bus *bus = skl_to_bus(skl);
@@ -494,7 +496,7 @@ static struct snd_soc_acpi_mach *skl_find_hda_machine(struct skl *skl,
 	return mach;
 }
 
-static int skl_find_machine(struct skl *skl, void *driver_data)
+static int skl_find_machine(struct skl_dev *skl, void *driver_data)
 {
 	struct hdac_bus *bus = skl_to_bus(skl);
 	struct snd_soc_acpi_mach *mach = driver_data;
@@ -516,13 +518,15 @@ static int skl_find_machine(struct skl *skl, void *driver_data)
 
 	if (pdata) {
 		skl->use_tplg_pcm = pdata->use_tplg_pcm;
-		mach->mach_params.dmic_num = skl_get_dmic_geo(skl);
+		mach->mach_params.dmic_num =
+			intel_nhlt_get_dmic_geo(&skl->pci->dev,
+						skl->nhlt);
 	}
 
 	return 0;
 }
 
-static int skl_machine_device_register(struct skl *skl)
+static int skl_machine_device_register(struct skl_dev *skl)
 {
 	struct snd_soc_acpi_mach *mach = skl->mach;
 	struct hdac_bus *bus = skl_to_bus(skl);
@@ -558,13 +562,13 @@ static int skl_machine_device_register(struct skl *skl)
 	return 0;
 }
 
-static void skl_machine_device_unregister(struct skl *skl)
+static void skl_machine_device_unregister(struct skl_dev *skl)
 {
 	if (skl->i2s_dev)
 		platform_device_unregister(skl->i2s_dev);
 }
 
-static int skl_dmic_device_register(struct skl *skl)
+static int skl_dmic_device_register(struct skl_dev *skl)
 {
 	struct hdac_bus *bus = skl_to_bus(skl);
 	struct platform_device *pdev;
@@ -588,7 +592,7 @@ static int skl_dmic_device_register(struct skl *skl)
 	return 0;
 }
 
-static void skl_dmic_device_unregister(struct skl *skl)
+static void skl_dmic_device_unregister(struct skl_dev *skl)
 {
 	if (skl->dmic_dev)
 		platform_device_unregister(skl->dmic_dev);
@@ -626,7 +630,7 @@ static void init_skl_xtal_rate(int pci_id)
 	}
 }
 
-static int skl_clock_device_register(struct skl *skl)
+static int skl_clock_device_register(struct skl_dev *skl)
 {
 	struct platform_device_info pdevinfo = {NULL};
 	struct skl_clk_pdata *clk_pdata;
@@ -656,7 +660,7 @@ static int skl_clock_device_register(struct skl *skl)
 	return PTR_ERR_OR_ZERO(skl->clk_dev);
 }
 
-static void skl_clock_device_unregister(struct skl *skl)
+static void skl_clock_device_unregister(struct skl_dev *skl)
 {
 	if (skl->clk_dev)
 		platform_device_unregister(skl->clk_dev);
@@ -692,7 +696,7 @@ static int probe_codec(struct hdac_bus *bus, int addr)
 	unsigned int cmd = (addr << 28) | (AC_NODE_ROOT << 20) |
 		(AC_VERB_PARAMETERS << 8) | AC_PAR_VENDOR_ID;
 	unsigned int res = -1;
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 #if IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC)
 	struct hdac_hda_priv *hda_codec;
 	int err;
@@ -792,7 +796,7 @@ static int skl_i915_init(struct hdac_bus *bus)
 
 static void skl_probe_work(struct work_struct *work)
 {
-	struct skl *skl = container_of(work, struct skl, probe_work);
+	struct skl_dev *skl = container_of(work, struct skl_dev, probe_work);
 	struct hdac_bus *bus = skl_to_bus(skl);
 	struct hdac_ext_link *hlink = NULL;
 	int err;
@@ -854,11 +858,10 @@ out_err:
  * constructor
  */
 static int skl_create(struct pci_dev *pci,
-		      const struct hdac_io_ops *io_ops,
-		      struct skl **rskl)
+		      struct skl_dev **rskl)
 {
 	struct hdac_ext_bus_ops *ext_ops = NULL;
-	struct skl *skl;
+	struct skl_dev *skl;
 	struct hdac_bus *bus;
 	struct hda_bus *hbus;
 	int err;
@@ -884,7 +887,7 @@ static int skl_create(struct pci_dev *pci,
 #if IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC)
 	ext_ops = snd_soc_hdac_hda_get_ops();
 #endif
-	snd_hdac_ext_bus_init(bus, &pci->dev, &bus_core_ops, io_ops, ext_ops);
+	snd_hdac_ext_bus_init(bus, &pci->dev, &bus_core_ops, ext_ops);
 	bus->use_posbuf = 1;
 	skl->pci = pci;
 	INIT_WORK(&skl->probe_work, skl_probe_work);
@@ -902,7 +905,7 @@ static int skl_create(struct pci_dev *pci,
 
 static int skl_first_init(struct hdac_bus *bus)
 {
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 	struct pci_dev *pci = skl->pci;
 	int err;
 	unsigned short gcap;
@@ -978,7 +981,7 @@ static int skl_first_init(struct hdac_bus *bus)
 static int skl_probe(struct pci_dev *pci,
 		     const struct pci_device_id *pci_id)
 {
-	struct skl *skl;
+	struct skl_dev *skl;
 	struct hdac_bus *bus = NULL;
 	int err;
 
@@ -1013,7 +1016,7 @@ static int skl_probe(struct pci_dev *pci,
 	}
 
 	/* we use ext core ops, so provide NULL for ops here */
-	err = skl_create(pci, NULL, &skl);
+	err = skl_create(pci, &skl);
 	if (err < 0)
 		return err;
 
@@ -1029,7 +1032,7 @@ static int skl_probe(struct pci_dev *pci,
 
 	device_disable_async_suspend(bus->dev);
 
-	skl->nhlt = skl_nhlt_init(bus->dev);
+	skl->nhlt = intel_nhlt_init(bus->dev);
 
 	if (skl->nhlt == NULL) {
 #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC)
@@ -1071,8 +1074,8 @@ static int skl_probe(struct pci_dev *pci,
 		dev_dbg(bus->dev, "error failed to register dsp\n");
 		goto out_nhlt_free;
 	}
-	skl->skl_sst->enable_miscbdcge = skl_enable_miscbdcge;
-	skl->skl_sst->clock_power_gating = skl_clock_power_gating;
+	skl->enable_miscbdcge = skl_enable_miscbdcge;
+	skl->clock_power_gating = skl_clock_power_gating;
 
 	if (bus->mlcap)
 		snd_hdac_ext_bus_get_ml_capabilities(bus);
@@ -1095,7 +1098,7 @@ out_dsp_free:
 out_clk_free:
 	skl_clock_device_unregister(skl);
 out_nhlt_free:
-	skl_nhlt_free(skl->nhlt);
+	intel_nhlt_free(skl->nhlt);
 out_free:
 	skl_free(bus);
 
@@ -1107,7 +1110,7 @@ static void skl_shutdown(struct pci_dev *pci)
 	struct hdac_bus *bus = pci_get_drvdata(pci);
 	struct hdac_stream *s;
 	struct hdac_ext_stream *stream;
-	struct skl *skl;
+	struct skl_dev *skl;
 
 	if (!bus)
 		return;
@@ -1129,7 +1132,7 @@ static void skl_shutdown(struct pci_dev *pci)
 static void skl_remove(struct pci_dev *pci)
 {
 	struct hdac_bus *bus = pci_get_drvdata(pci);
-	struct skl *skl = bus_to_skl(bus);
+	struct skl_dev *skl = bus_to_skl(bus);
 
 	cancel_work_sync(&skl->probe_work);
 
@@ -1144,7 +1147,7 @@ static void skl_remove(struct pci_dev *pci)
 	skl_dmic_device_unregister(skl);
 	skl_clock_device_unregister(skl);
 	skl_nhlt_remove_sysfs(skl);
-	skl_nhlt_free(skl->nhlt);
+	intel_nhlt_free(skl->nhlt);
 	skl_free(bus);
 	dev_set_drvdata(&pci->dev, NULL);
 }
diff --git a/sound/soc/intel/skylake/skl.h b/sound/soc/intel/skylake/skl.h
index 6070666a6392..2bfbf59277c4 100644
--- a/sound/soc/intel/skylake/skl.h
+++ b/sound/soc/intel/skylake/skl.h
@@ -16,8 +16,8 @@
 #include <sound/hdaudio_ext.h>
 #include <sound/hda_codec.h>
 #include <sound/soc.h>
-#include "skl-nhlt.h"
 #include "skl-ssp-clk.h"
+#include "skl-sst-ipc.h"
 
 #define SKL_SUSPEND_DELAY 2000
 
@@ -40,13 +40,6 @@
 #define AZX_VS_EM2_DUM			BIT(23)
 #define AZX_REG_VS_EM2_L1SEN		BIT(13)
 
-struct skl_dsp_resource {
-	u32 max_mcps;
-	u32 max_mem;
-	u32 mcps;
-	u32 mem;
-};
-
 struct skl_debug;
 
 struct skl_astate_param {
@@ -63,7 +56,7 @@ struct skl_fw_config {
 	struct skl_astate_config *astate_cfg;
 };
 
-struct skl {
+struct skl_dev {
 	struct hda_bus hbus;
 	struct pci_dev *pci;
 
@@ -75,16 +68,13 @@ struct skl {
 	struct snd_soc_dai_driver *dais;
 
 	struct nhlt_acpi_table *nhlt; /* nhlt ptr */
-	struct skl_sst *skl_sst; /* sst skl ctx */
 
-	struct skl_dsp_resource resource;
 	struct list_head ppl_list;
 	struct list_head bind_list;
 
 	const char *fw_name;
 	char tplg_name[64];
 	unsigned short pci_id;
-	const struct firmware *tplg;
 
 	int supend_active;
 
@@ -96,13 +86,59 @@ struct skl {
 	bool use_tplg_pcm;
 	struct skl_fw_config cfg;
 	struct snd_soc_acpi_mach *mach;
+
+	struct device *dev;
+	struct sst_dsp *dsp;
+
+	/* boot */
+	wait_queue_head_t boot_wait;
+	bool boot_complete;
+
+	/* module load */
+	wait_queue_head_t mod_load_wait;
+	bool mod_load_complete;
+	bool mod_load_status;
+
+	/* IPC messaging */
+	struct sst_generic_ipc ipc;
+
+	/* callback for miscbdge */
+	void (*enable_miscbdcge)(struct device *dev, bool enable);
+	/* Is CGCTL.MISCBDCGE disabled */
+	bool miscbdcg_disabled;
+
+	/* Populate module information */
+	struct list_head uuid_list;
+
+	/* Is firmware loaded */
+	bool fw_loaded;
+
+	/* first boot ? */
+	bool is_first_boot;
+
+	/* multi-core */
+	struct skl_dsp_cores cores;
+
+	/* library info */
+	struct skl_lib_info  lib_info[SKL_MAX_LIB];
+	int lib_count;
+
+	/* Callback to update D0i3C register */
+	void (*update_d0i3c)(struct device *dev, bool enable);
+
+	struct skl_d0i3_data d0i3;
+
+	const struct skl_dsp_ops *dsp_ops;
+
+	/* Callback to update dynamic clock and power gating registers */
+	void (*clock_power_gating)(struct device *dev, bool enable);
 };
 
 #define skl_to_bus(s)  (&(s)->hbus.core)
-#define bus_to_skl(bus) container_of(bus, struct skl, hbus.core)
+#define bus_to_skl(bus) container_of(bus, struct skl_dev, hbus.core)
 
 #define skl_to_hbus(s) (&(s)->hbus)
-#define hbus_to_skl(hbus) container_of((hbus), struct skl, (hbus))
+#define hbus_to_skl(hbus) container_of((hbus), struct skl_dev, (hbus))
 
 /* to pass dai dma data */
 struct skl_dma_params {
@@ -121,52 +157,49 @@ struct skl_dsp_ops {
 	int (*init)(struct device *dev, void __iomem *mmio_base,
 			int irq, const char *fw_name,
 			struct skl_dsp_loader_ops loader_ops,
-			struct skl_sst **skl_sst);
-	int (*init_fw)(struct device *dev, struct skl_sst *ctx);
-	void (*cleanup)(struct device *dev, struct skl_sst *ctx);
+			struct skl_dev **skl_sst);
+	int (*init_fw)(struct device *dev, struct skl_dev *skl);
+	void (*cleanup)(struct device *dev, struct skl_dev *skl);
 };
 
 int skl_platform_unregister(struct device *dev);
 int skl_platform_register(struct device *dev);
 
-struct nhlt_acpi_table *skl_nhlt_init(struct device *dev);
-void skl_nhlt_free(struct nhlt_acpi_table *addr);
-struct nhlt_specific_cfg *skl_get_ep_blob(struct skl *skl, u32 instance,
+struct nhlt_specific_cfg *skl_get_ep_blob(struct skl_dev *skl, u32 instance,
 					u8 link_type, u8 s_fmt, u8 no_ch,
 					u32 s_rate, u8 dirn, u8 dev_type);
 
-int skl_get_dmic_geo(struct skl *skl);
-int skl_nhlt_update_topology_bin(struct skl *skl);
-int skl_init_dsp(struct skl *skl);
-int skl_free_dsp(struct skl *skl);
-int skl_suspend_late_dsp(struct skl *skl);
-int skl_suspend_dsp(struct skl *skl);
-int skl_resume_dsp(struct skl *skl);
-void skl_cleanup_resources(struct skl *skl);
+int skl_nhlt_update_topology_bin(struct skl_dev *skl);
+int skl_init_dsp(struct skl_dev *skl);
+int skl_free_dsp(struct skl_dev *skl);
+int skl_suspend_late_dsp(struct skl_dev *skl);
+int skl_suspend_dsp(struct skl_dev *skl);
+int skl_resume_dsp(struct skl_dev *skl);
+void skl_cleanup_resources(struct skl_dev *skl);
 const struct skl_dsp_ops *skl_get_dsp_ops(int pci_id);
 void skl_update_d0i3c(struct device *dev, bool enable);
-int skl_nhlt_create_sysfs(struct skl *skl);
-void skl_nhlt_remove_sysfs(struct skl *skl);
-void skl_get_clks(struct skl *skl, struct skl_ssp_clk *ssp_clks);
+int skl_nhlt_create_sysfs(struct skl_dev *skl);
+void skl_nhlt_remove_sysfs(struct skl_dev *skl);
+void skl_get_clks(struct skl_dev *skl, struct skl_ssp_clk *ssp_clks);
 struct skl_clk_parent_src *skl_get_parent_clk(u8 clk_id);
-int skl_dsp_set_dma_control(struct skl_sst *ctx, u32 *caps,
+int skl_dsp_set_dma_control(struct skl_dev *skl, u32 *caps,
 				u32 caps_size, u32 node_id);
 
 struct skl_module_cfg;
 
 #ifdef CONFIG_DEBUG_FS
-struct skl_debug *skl_debugfs_init(struct skl *skl);
-void skl_debugfs_exit(struct skl *skl);
+struct skl_debug *skl_debugfs_init(struct skl_dev *skl);
+void skl_debugfs_exit(struct skl_dev *skl);
 void skl_debug_init_module(struct skl_debug *d,
 			struct snd_soc_dapm_widget *w,
 			struct skl_module_cfg *mconfig);
 #else
-static inline struct skl_debug *skl_debugfs_init(struct skl *skl)
+static inline struct skl_debug *skl_debugfs_init(struct skl_dev *skl)
 {
 	return NULL;
 }
 
-static inline void skl_debugfs_exit(struct skl *skl)
+static inline void skl_debugfs_exit(struct skl_dev *skl)
 {}
 
 static inline void skl_debug_init_module(struct skl_debug *d,