diff --git a/drivers/crypto/qat/qat_4xxx/adf_drv.c b/drivers/crypto/qat/qat_4xxx/adf_drv.c
index 2f212561acc4..ea9dac047a5f 100644
--- a/drivers/crypto/qat/qat_4xxx/adf_drv.c
+++ b/drivers/crypto/qat/qat_4xxx/adf_drv.c
@@ -155,6 +155,12 @@ int adf_crypto_dev_config(struct adf_accel_dev *accel_dev)
 	if (ret)
 		goto err;
 
+	val = 0;
+	ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, ADF_NUM_DC,
+					  &val, ADF_DEC);
+	if (ret)
+		goto err;
+
 	set_bit(ADF_STATUS_CONFIGURED, &accel_dev->status);
 	return 0;
 err:
diff --git a/drivers/crypto/qat/qat_c3xxx/adf_c3xxx_hw_data.c b/drivers/crypto/qat/qat_c3xxx/adf_c3xxx_hw_data.c
index c0519a79060a..c55c51a07677 100644
--- a/drivers/crypto/qat/qat_c3xxx/adf_c3xxx_hw_data.c
+++ b/drivers/crypto/qat/qat_c3xxx/adf_c3xxx_hw_data.c
@@ -3,6 +3,7 @@
 #include <adf_accel_devices.h>
 #include <adf_common_drv.h>
 #include <adf_gen2_config.h>
+#include <adf_gen2_dc.h>
 #include <adf_gen2_hw_data.h>
 #include <adf_gen2_pfvf.h>
 #include "adf_c3xxx_hw_data.h"
@@ -129,6 +130,7 @@ void adf_init_hw_data_c3xxx(struct adf_hw_device_data *hw_data)
 
 	adf_gen2_init_pf_pfvf_ops(&hw_data->pfvf_ops);
 	adf_gen2_init_hw_csr_ops(&hw_data->csr_ops);
+	adf_gen2_init_dc_ops(&hw_data->dc_ops);
 }
 
 void adf_clean_hw_data_c3xxx(struct adf_hw_device_data *hw_data)
diff --git a/drivers/crypto/qat/qat_c3xxxvf/adf_c3xxxvf_hw_data.c b/drivers/crypto/qat/qat_c3xxxvf/adf_c3xxxvf_hw_data.c
index 6c37dda6da2e..84d9486e04de 100644
--- a/drivers/crypto/qat/qat_c3xxxvf/adf_c3xxxvf_hw_data.c
+++ b/drivers/crypto/qat/qat_c3xxxvf/adf_c3xxxvf_hw_data.c
@@ -3,6 +3,7 @@
 #include <adf_accel_devices.h>
 #include <adf_common_drv.h>
 #include <adf_gen2_config.h>
+#include <adf_gen2_dc.h>
 #include <adf_gen2_hw_data.h>
 #include <adf_gen2_pfvf.h>
 #include <adf_pfvf_vf_msg.h>
@@ -91,6 +92,7 @@ void adf_init_hw_data_c3xxxiov(struct adf_hw_device_data *hw_data)
 	adf_devmgr_update_class_index(hw_data);
 	adf_gen2_init_vf_pfvf_ops(&hw_data->pfvf_ops);
 	adf_gen2_init_hw_csr_ops(&hw_data->csr_ops);
+	adf_gen2_init_dc_ops(&hw_data->dc_ops);
 }
 
 void adf_clean_hw_data_c3xxxiov(struct adf_hw_device_data *hw_data)
diff --git a/drivers/crypto/qat/qat_c62x/adf_c62x_hw_data.c b/drivers/crypto/qat/qat_c62x/adf_c62x_hw_data.c
index 689358cb7bb0..b7aa19d2fa80 100644
--- a/drivers/crypto/qat/qat_c62x/adf_c62x_hw_data.c
+++ b/drivers/crypto/qat/qat_c62x/adf_c62x_hw_data.c
@@ -3,6 +3,7 @@
 #include <adf_accel_devices.h>
 #include <adf_common_drv.h>
 #include <adf_gen2_config.h>
+#include <adf_gen2_dc.h>
 #include <adf_gen2_hw_data.h>
 #include <adf_gen2_pfvf.h>
 #include "adf_c62x_hw_data.h"
@@ -131,6 +132,7 @@ void adf_init_hw_data_c62x(struct adf_hw_device_data *hw_data)
 
 	adf_gen2_init_pf_pfvf_ops(&hw_data->pfvf_ops);
 	adf_gen2_init_hw_csr_ops(&hw_data->csr_ops);
+	adf_gen2_init_dc_ops(&hw_data->dc_ops);
 }
 
 void adf_clean_hw_data_c62x(struct adf_hw_device_data *hw_data)
diff --git a/drivers/crypto/qat/qat_c62xvf/adf_c62xvf_hw_data.c b/drivers/crypto/qat/qat_c62xvf/adf_c62xvf_hw_data.c
index 521110ecd07f..751d7aa57fc7 100644
--- a/drivers/crypto/qat/qat_c62xvf/adf_c62xvf_hw_data.c
+++ b/drivers/crypto/qat/qat_c62xvf/adf_c62xvf_hw_data.c
@@ -3,6 +3,7 @@
 #include <adf_accel_devices.h>
 #include <adf_common_drv.h>
 #include <adf_gen2_config.h>
+#include <adf_gen2_dc.h>
 #include <adf_gen2_hw_data.h>
 #include <adf_gen2_pfvf.h>
 #include <adf_pfvf_vf_msg.h>
@@ -91,6 +92,7 @@ void adf_init_hw_data_c62xiov(struct adf_hw_device_data *hw_data)
 	adf_devmgr_update_class_index(hw_data);
 	adf_gen2_init_vf_pfvf_ops(&hw_data->pfvf_ops);
 	adf_gen2_init_hw_csr_ops(&hw_data->csr_ops);
+	adf_gen2_init_dc_ops(&hw_data->dc_ops);
 }
 
 void adf_clean_hw_data_c62xiov(struct adf_hw_device_data *hw_data)
diff --git a/drivers/crypto/qat/qat_common/Makefile b/drivers/crypto/qat/qat_common/Makefile
index b59b6315134b..e3db4786738f 100644
--- a/drivers/crypto/qat/qat_common/Makefile
+++ b/drivers/crypto/qat/qat_common/Makefile
@@ -15,7 +15,10 @@ intel_qat-objs := adf_cfg.o \
 	adf_gen2_config.o \
 	adf_gen4_hw_data.o \
 	adf_gen4_pm.o \
+	adf_gen2_dc.o \
 	qat_crypto.o \
+	qat_compression.o \
+	qat_comp_algs.o \
 	qat_algs.o \
 	qat_asym_algs.o \
 	qat_algs_send.o \
diff --git a/drivers/crypto/qat/qat_common/adf_accel_devices.h b/drivers/crypto/qat/qat_common/adf_accel_devices.h
index 0a55a4f34dcf..284f5aad3ee0 100644
--- a/drivers/crypto/qat/qat_common/adf_accel_devices.h
+++ b/drivers/crypto/qat/qat_common/adf_accel_devices.h
@@ -163,6 +163,10 @@ struct adf_pfvf_ops {
 					u32 pfvf_offset, u8 compat_ver);
 };
 
+struct adf_dc_ops {
+	void (*build_deflate_ctx)(void *ctx);
+};
+
 struct adf_hw_device_data {
 	struct adf_hw_device_class *dev_class;
 	u32 (*get_accel_mask)(struct adf_hw_device_data *self);
@@ -202,6 +206,7 @@ struct adf_hw_device_data {
 	int (*dev_config)(struct adf_accel_dev *accel_dev);
 	struct adf_pfvf_ops pfvf_ops;
 	struct adf_hw_csr_ops csr_ops;
+	struct adf_dc_ops dc_ops;
 	const char *fw_name;
 	const char *fw_mmp_name;
 	u32 fuses;
@@ -247,6 +252,7 @@ struct adf_hw_device_data {
 #define GET_MAX_ACCELENGINES(accel_dev) (GET_HW_DATA(accel_dev)->num_engines)
 #define GET_CSR_OPS(accel_dev) (&(accel_dev)->hw_device->csr_ops)
 #define GET_PFVF_OPS(accel_dev) (&(accel_dev)->hw_device->pfvf_ops)
+#define GET_DC_OPS(accel_dev) (&(accel_dev)->hw_device->dc_ops)
 #define accel_to_pci_dev(accel_ptr) accel_ptr->accel_pci_dev.pci_dev
 
 struct adf_admin_comms;
@@ -266,13 +272,21 @@ struct adf_accel_vf_info {
 	u8 vf_compat_ver;
 };
 
+struct adf_dc_data {
+	u8 *ovf_buff;
+	size_t ovf_buff_sz;
+	dma_addr_t ovf_buff_p;
+};
+
 struct adf_accel_dev {
 	struct adf_etr_data *transport;
 	struct adf_hw_device_data *hw_device;
 	struct adf_cfg_device_data *cfg;
 	struct adf_fw_loader_data *fw_loader;
 	struct adf_admin_comms *admin;
+	struct adf_dc_data *dc_data;
 	struct list_head crypto_list;
+	struct list_head compression_list;
 	unsigned long status;
 	atomic_t ref_count;
 	struct dentry *debugfs_dir;
diff --git a/drivers/crypto/qat/qat_common/adf_cfg_strings.h b/drivers/crypto/qat/qat_common/adf_cfg_strings.h
index 655248dbf962..5d8c3bdb258c 100644
--- a/drivers/crypto/qat/qat_common/adf_cfg_strings.h
+++ b/drivers/crypto/qat/qat_common/adf_cfg_strings.h
@@ -20,6 +20,7 @@
 #define ADF_ETRMGR_BANK "Bank"
 #define ADF_RING_SYM_BANK_NUM "BankSymNumber"
 #define ADF_RING_ASYM_BANK_NUM "BankAsymNumber"
+#define ADF_RING_DC_BANK_NUM "BankDcNumber"
 #define ADF_CY "Cy"
 #define ADF_DC "Dc"
 #define ADF_CFG_DC "dc"
diff --git a/drivers/crypto/qat/qat_common/adf_common_drv.h b/drivers/crypto/qat/qat_common/adf_common_drv.h
index b8ec0268d2d2..7189265573c0 100644
--- a/drivers/crypto/qat/qat_common/adf_common_drv.h
+++ b/drivers/crypto/qat/qat_common/adf_common_drv.h
@@ -120,6 +120,14 @@ void qat_algs_unregister(void);
 int qat_asym_algs_register(void);
 void qat_asym_algs_unregister(void);
 
+struct qat_compression_instance *qat_compression_get_instance_node(int node);
+void qat_compression_put_instance(struct qat_compression_instance *inst);
+int qat_compression_register(void);
+int qat_compression_unregister(void);
+int qat_comp_algs_register(void);
+void qat_comp_algs_unregister(void);
+void qat_comp_alg_callback(void *resp);
+
 int adf_isr_resource_alloc(struct adf_accel_dev *accel_dev);
 void adf_isr_resource_free(struct adf_accel_dev *accel_dev);
 int adf_vf_isr_resource_alloc(struct adf_accel_dev *accel_dev);
diff --git a/drivers/crypto/qat/qat_common/adf_ctl_drv.c b/drivers/crypto/qat/qat_common/adf_ctl_drv.c
index 82b69e1f725b..9190532b27eb 100644
--- a/drivers/crypto/qat/qat_common/adf_ctl_drv.c
+++ b/drivers/crypto/qat/qat_common/adf_ctl_drv.c
@@ -438,8 +438,13 @@ static int __init adf_register_ctl_device_driver(void)
 	if (qat_crypto_register())
 		goto err_crypto_register;
 
+	if (qat_compression_register())
+		goto err_compression_register;
+
 	return 0;
 
+err_compression_register:
+	qat_crypto_unregister();
 err_crypto_register:
 	adf_exit_vf_wq();
 err_vf_wq:
@@ -463,6 +468,7 @@ static void __exit adf_unregister_ctl_device_driver(void)
 	adf_exit_vf_wq();
 	adf_exit_pf_wq();
 	qat_crypto_unregister();
+	qat_compression_unregister();
 	adf_clean_vf_map(false);
 	mutex_destroy(&adf_ctl_lock);
 }
diff --git a/drivers/crypto/qat/qat_common/adf_gen2_config.c b/drivers/crypto/qat/qat_common/adf_gen2_config.c
index 1c490e1859a7..eeb30da7587a 100644
--- a/drivers/crypto/qat/qat_common/adf_gen2_config.c
+++ b/drivers/crypto/qat/qat_common/adf_gen2_config.c
@@ -6,6 +6,7 @@
 #include "adf_gen2_config.h"
 #include "adf_common_drv.h"
 #include "qat_crypto.h"
+#include "qat_compression.h"
 #include "adf_transport_access_macros.h"
 
 static int adf_gen2_crypto_dev_config(struct adf_accel_dev *accel_dev)
@@ -23,14 +24,6 @@ static int adf_gen2_crypto_dev_config(struct adf_accel_dev *accel_dev)
 	else
 		instances = 0;
 
-	ret = adf_cfg_section_add(accel_dev, ADF_KERNEL_SEC);
-	if (ret)
-		goto err;
-
-	ret = adf_cfg_section_add(accel_dev, "Accelerator0");
-	if (ret)
-		goto err;
-
 	for (i = 0; i < instances; i++) {
 		val = i;
 		snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_ASYM_BANK_NUM, i);
@@ -108,10 +101,68 @@ static int adf_gen2_crypto_dev_config(struct adf_accel_dev *accel_dev)
 	if (ret)
 		goto err;
 
-	set_bit(ADF_STATUS_CONFIGURED, &accel_dev->status);
-	return 0;
+	return ret;
+
+err:
+	dev_err(&GET_DEV(accel_dev), "Failed to add configuration for crypto\n");
+	return ret;
+}
+
+static int adf_gen2_comp_dev_config(struct adf_accel_dev *accel_dev)
+{
+	char key[ADF_CFG_MAX_KEY_LEN_IN_BYTES];
+	int banks = GET_MAX_BANKS(accel_dev);
+	int cpus = num_online_cpus();
+	unsigned long val;
+	int instances;
+	int ret;
+	int i;
+
+	if (adf_hw_dev_has_compression(accel_dev))
+		instances = min(cpus, banks);
+	else
+		instances = 0;
+
+	for (i = 0; i < instances; i++) {
+		val = i;
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_BANK_NUM, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 512;
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_SIZE, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 6;
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_TX, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 14;
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_RX, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+	}
+
+	val = i;
+	ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, ADF_NUM_DC,
+					  &val, ADF_DEC);
+	if (ret)
+		return ret;
+
+	return ret;
+
 err:
-	dev_err(&GET_DEV(accel_dev), "Failed to start QAT accel dev\n");
+	dev_err(&GET_DEV(accel_dev), "Failed to add configuration for compression\n");
 	return ret;
 }
 
@@ -126,6 +177,30 @@ static int adf_gen2_crypto_dev_config(struct adf_accel_dev *accel_dev)
  */
 int adf_gen2_dev_config(struct adf_accel_dev *accel_dev)
 {
-	return adf_gen2_crypto_dev_config(accel_dev);
+	int ret;
+
+	ret = adf_cfg_section_add(accel_dev, ADF_KERNEL_SEC);
+	if (ret)
+		goto err;
+
+	ret = adf_cfg_section_add(accel_dev, "Accelerator0");
+	if (ret)
+		goto err;
+
+	ret = adf_gen2_crypto_dev_config(accel_dev);
+	if (ret)
+		goto err;
+
+	ret = adf_gen2_comp_dev_config(accel_dev);
+	if (ret)
+		goto err;
+
+	set_bit(ADF_STATUS_CONFIGURED, &accel_dev->status);
+
+	return ret;
+
+err:
+	dev_err(&GET_DEV(accel_dev), "Failed to configure QAT driver\n");
+	return ret;
 }
 EXPORT_SYMBOL_GPL(adf_gen2_dev_config);
diff --git a/drivers/crypto/qat/qat_common/adf_gen2_dc.c b/drivers/crypto/qat/qat_common/adf_gen2_dc.c
new file mode 100644
index 000000000000..47261b1c1da6
--- /dev/null
+++ b/drivers/crypto/qat/qat_common/adf_gen2_dc.c
@@ -0,0 +1,70 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Copyright(c) 2022 Intel Corporation */
+#include "adf_accel_devices.h"
+#include "adf_gen2_dc.h"
+#include "icp_qat_fw_comp.h"
+
+static void qat_comp_build_deflate_ctx(void *ctx)
+{
+	struct icp_qat_fw_comp_req *req_tmpl = (struct icp_qat_fw_comp_req *)ctx;
+	struct icp_qat_fw_comn_req_hdr *header = &req_tmpl->comn_hdr;
+	struct icp_qat_fw_comp_req_hdr_cd_pars *cd_pars = &req_tmpl->cd_pars;
+	struct icp_qat_fw_comp_req_params *req_pars = &req_tmpl->comp_pars;
+	struct icp_qat_fw_comp_cd_hdr *comp_cd_ctrl = &req_tmpl->comp_cd_ctrl;
+
+	memset(req_tmpl, 0, sizeof(*req_tmpl));
+	header->hdr_flags =
+		ICP_QAT_FW_COMN_HDR_FLAGS_BUILD(ICP_QAT_FW_COMN_REQ_FLAG_SET);
+	header->service_type = ICP_QAT_FW_COMN_REQ_CPM_FW_COMP;
+	header->service_cmd_id = ICP_QAT_FW_COMP_CMD_STATIC;
+	header->comn_req_flags =
+		ICP_QAT_FW_COMN_FLAGS_BUILD(QAT_COMN_CD_FLD_TYPE_16BYTE_DATA,
+					    QAT_COMN_PTR_TYPE_SGL);
+	header->serv_specif_flags =
+		ICP_QAT_FW_COMP_FLAGS_BUILD(ICP_QAT_FW_COMP_STATELESS_SESSION,
+					    ICP_QAT_FW_COMP_NOT_AUTO_SELECT_BEST,
+					    ICP_QAT_FW_COMP_NOT_ENH_AUTO_SELECT_BEST,
+					    ICP_QAT_FW_COMP_NOT_DISABLE_TYPE0_ENH_AUTO_SELECT_BEST,
+					    ICP_QAT_FW_COMP_ENABLE_SECURE_RAM_USED_AS_INTMD_BUF);
+	cd_pars->u.sl.comp_slice_cfg_word[0] =
+		ICP_QAT_HW_COMPRESSION_CONFIG_BUILD(ICP_QAT_HW_COMPRESSION_DIR_COMPRESS,
+						    ICP_QAT_HW_COMPRESSION_DELAYED_MATCH_DISABLED,
+						    ICP_QAT_HW_COMPRESSION_ALGO_DEFLATE,
+						    ICP_QAT_HW_COMPRESSION_DEPTH_1,
+						    ICP_QAT_HW_COMPRESSION_FILE_TYPE_0);
+	req_pars->crc.legacy.initial_adler = COMP_CPR_INITIAL_ADLER;
+	req_pars->crc.legacy.initial_crc32 = COMP_CPR_INITIAL_CRC;
+	req_pars->req_par_flags =
+		ICP_QAT_FW_COMP_REQ_PARAM_FLAGS_BUILD(ICP_QAT_FW_COMP_SOP,
+						      ICP_QAT_FW_COMP_EOP,
+						      ICP_QAT_FW_COMP_BFINAL,
+						      ICP_QAT_FW_COMP_CNV,
+						      ICP_QAT_FW_COMP_CNV_RECOVERY,
+						      ICP_QAT_FW_COMP_NO_CNV_DFX,
+						      ICP_QAT_FW_COMP_CRC_MODE_LEGACY,
+						      ICP_QAT_FW_COMP_NO_XXHASH_ACC,
+						      ICP_QAT_FW_COMP_CNV_ERROR_NONE,
+						      ICP_QAT_FW_COMP_NO_APPEND_CRC,
+						      ICP_QAT_FW_COMP_NO_DROP_DATA);
+	ICP_QAT_FW_COMN_NEXT_ID_SET(comp_cd_ctrl, ICP_QAT_FW_SLICE_DRAM_WR);
+	ICP_QAT_FW_COMN_CURR_ID_SET(comp_cd_ctrl, ICP_QAT_FW_SLICE_COMP);
+
+	/* Fill second half of the template for decompression */
+	memcpy(req_tmpl + 1, req_tmpl, sizeof(*req_tmpl));
+	req_tmpl++;
+	header = &req_tmpl->comn_hdr;
+	header->service_cmd_id = ICP_QAT_FW_COMP_CMD_DECOMPRESS;
+	cd_pars = &req_tmpl->cd_pars;
+	cd_pars->u.sl.comp_slice_cfg_word[0] =
+		ICP_QAT_HW_COMPRESSION_CONFIG_BUILD(ICP_QAT_HW_COMPRESSION_DIR_DECOMPRESS,
+						    ICP_QAT_HW_COMPRESSION_DELAYED_MATCH_DISABLED,
+						    ICP_QAT_HW_COMPRESSION_ALGO_DEFLATE,
+						    ICP_QAT_HW_COMPRESSION_DEPTH_1,
+						    ICP_QAT_HW_COMPRESSION_FILE_TYPE_0);
+}
+
+void adf_gen2_init_dc_ops(struct adf_dc_ops *dc_ops)
+{
+	dc_ops->build_deflate_ctx = qat_comp_build_deflate_ctx;
+}
+EXPORT_SYMBOL_GPL(adf_gen2_init_dc_ops);
diff --git a/drivers/crypto/qat/qat_common/adf_gen2_dc.h b/drivers/crypto/qat/qat_common/adf_gen2_dc.h
new file mode 100644
index 000000000000..6eae023354d7
--- /dev/null
+++ b/drivers/crypto/qat/qat_common/adf_gen2_dc.h
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright(c) 2022 Intel Corporation */
+#ifndef ADF_GEN2_DC_H
+#define ADF_GEN2_DC_H
+
+#include "adf_accel_devices.h"
+
+void adf_gen2_init_dc_ops(struct adf_dc_ops *dc_ops);
+
+#endif /* ADF_GEN2_DC_H */
diff --git a/drivers/crypto/qat/qat_common/adf_init.c b/drivers/crypto/qat/qat_common/adf_init.c
index 33a9a46d6949..cef7bb8ec007 100644
--- a/drivers/crypto/qat/qat_common/adf_init.c
+++ b/drivers/crypto/qat/qat_common/adf_init.c
@@ -209,6 +209,14 @@ int adf_dev_start(struct adf_accel_dev *accel_dev)
 		clear_bit(ADF_STATUS_STARTED, &accel_dev->status);
 		return -EFAULT;
 	}
+
+	if (!list_empty(&accel_dev->compression_list) && qat_comp_algs_register()) {
+		dev_err(&GET_DEV(accel_dev),
+			"Failed to register compression algs\n");
+		set_bit(ADF_STATUS_STARTING, &accel_dev->status);
+		clear_bit(ADF_STATUS_STARTED, &accel_dev->status);
+		return -EFAULT;
+	}
 	return 0;
 }
 EXPORT_SYMBOL_GPL(adf_dev_start);
@@ -242,6 +250,9 @@ void adf_dev_stop(struct adf_accel_dev *accel_dev)
 		qat_asym_algs_unregister();
 	}
 
+	if (!list_empty(&accel_dev->compression_list))
+		qat_comp_algs_unregister();
+
 	list_for_each(list_itr, &service_table) {
 		service = list_entry(list_itr, struct service_hndl, list);
 		if (!test_bit(accel_dev->accel_id, service->start_status))
diff --git a/drivers/crypto/qat/qat_common/adf_sriov.c b/drivers/crypto/qat/qat_common/adf_sriov.c
index b2db1d70d71f..d85a90cc387b 100644
--- a/drivers/crypto/qat/qat_common/adf_sriov.c
+++ b/drivers/crypto/qat/qat_common/adf_sriov.c
@@ -170,6 +170,10 @@ int adf_sriov_configure(struct pci_dev *pdev, int numvfs)
 	if (adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
 					ADF_NUM_CY, (void *)&val, ADF_DEC))
 		return -EFAULT;
+	ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, ADF_NUM_DC,
+					  &val, ADF_DEC);
+	if (ret)
+		return ret;
 
 	set_bit(ADF_STATUS_CONFIGURED, &accel_dev->status);
 
diff --git a/drivers/crypto/qat/qat_common/icp_qat_fw.h b/drivers/crypto/qat/qat_common/icp_qat_fw.h
index 6dc09d270082..c141160421e1 100644
--- a/drivers/crypto/qat/qat_common/icp_qat_fw.h
+++ b/drivers/crypto/qat/qat_common/icp_qat_fw.h
@@ -116,6 +116,10 @@ struct icp_qat_fw_comn_resp {
 #define ICP_QAT_FW_COMN_VALID_FLAG_BITPOS 7
 #define ICP_QAT_FW_COMN_VALID_FLAG_MASK 0x1
 #define ICP_QAT_FW_COMN_HDR_RESRVD_FLD_MASK 0x7F
+#define ICP_QAT_FW_COMN_CNV_FLAG_BITPOS 6
+#define ICP_QAT_FW_COMN_CNV_FLAG_MASK 0x1
+#define ICP_QAT_FW_COMN_CNVNR_FLAG_BITPOS 5
+#define ICP_QAT_FW_COMN_CNVNR_FLAG_MASK 0x1
 
 #define ICP_QAT_FW_COMN_OV_SRV_TYPE_GET(icp_qat_fw_comn_req_hdr_t) \
 	icp_qat_fw_comn_req_hdr_t.service_type
@@ -132,6 +136,26 @@ struct icp_qat_fw_comn_resp {
 #define ICP_QAT_FW_COMN_HDR_VALID_FLAG_GET(hdr_t) \
 	ICP_QAT_FW_COMN_VALID_FLAG_GET(hdr_t.hdr_flags)
 
+#define ICP_QAT_FW_COMN_HDR_CNVNR_FLAG_GET(hdr_flags) \
+	QAT_FIELD_GET(hdr_flags, \
+	ICP_QAT_FW_COMN_CNVNR_FLAG_BITPOS, \
+	ICP_QAT_FW_COMN_CNVNR_FLAG_MASK)
+
+#define ICP_QAT_FW_COMN_HDR_CNVNR_FLAG_SET(hdr_t, val) \
+	QAT_FIELD_SET((hdr_t.hdr_flags), (val), \
+	ICP_QAT_FW_COMN_CNVNR_FLAG_BITPOS, \
+	ICP_QAT_FW_COMN_CNVNR_FLAG_MASK)
+
+#define ICP_QAT_FW_COMN_HDR_CNV_FLAG_GET(hdr_flags) \
+	QAT_FIELD_GET(hdr_flags, \
+	ICP_QAT_FW_COMN_CNV_FLAG_BITPOS, \
+	ICP_QAT_FW_COMN_CNV_FLAG_MASK)
+
+#define ICP_QAT_FW_COMN_HDR_CNV_FLAG_SET(hdr_t, val) \
+	QAT_FIELD_SET((hdr_t.hdr_flags), (val), \
+	ICP_QAT_FW_COMN_CNV_FLAG_BITPOS, \
+	ICP_QAT_FW_COMN_CNV_FLAG_MASK)
+
 #define ICP_QAT_FW_COMN_HDR_VALID_FLAG_SET(hdr_t, val) \
 	ICP_QAT_FW_COMN_VALID_FLAG_SET(hdr_t, val)
 
diff --git a/drivers/crypto/qat/qat_common/icp_qat_fw_comp.h b/drivers/crypto/qat/qat_common/icp_qat_fw_comp.h
new file mode 100644
index 000000000000..a03d43fef2b3
--- /dev/null
+++ b/drivers/crypto/qat/qat_common/icp_qat_fw_comp.h
@@ -0,0 +1,404 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright(c) 2022 Intel Corporation */
+#ifndef _ICP_QAT_FW_COMP_H_
+#define _ICP_QAT_FW_COMP_H_
+#include "icp_qat_fw.h"
+
+enum icp_qat_fw_comp_cmd_id {
+	ICP_QAT_FW_COMP_CMD_STATIC = 0,
+	ICP_QAT_FW_COMP_CMD_DYNAMIC = 1,
+	ICP_QAT_FW_COMP_CMD_DECOMPRESS = 2,
+	ICP_QAT_FW_COMP_CMD_DELIMITER
+};
+
+enum icp_qat_fw_comp_20_cmd_id {
+	ICP_QAT_FW_COMP_20_CMD_LZ4_COMPRESS = 3,
+	ICP_QAT_FW_COMP_20_CMD_LZ4_DECOMPRESS = 4,
+	ICP_QAT_FW_COMP_20_CMD_LZ4S_COMPRESS = 5,
+	ICP_QAT_FW_COMP_20_CMD_LZ4S_DECOMPRESS = 6,
+	ICP_QAT_FW_COMP_20_CMD_XP10_COMPRESS = 7,
+	ICP_QAT_FW_COMP_20_CMD_XP10_DECOMPRESS = 8,
+	ICP_QAT_FW_COMP_20_CMD_RESERVED_9 = 9,
+	ICP_QAT_FW_COMP_23_CMD_ZSTD_COMPRESS = 10,
+	ICP_QAT_FW_COMP_23_CMD_ZSTD_DECOMPRESS = 11,
+	ICP_QAT_FW_COMP_20_CMD_DELIMITER
+};
+
+#define ICP_QAT_FW_COMP_STATELESS_SESSION 0
+#define ICP_QAT_FW_COMP_STATEFUL_SESSION 1
+#define ICP_QAT_FW_COMP_NOT_AUTO_SELECT_BEST 0
+#define ICP_QAT_FW_COMP_AUTO_SELECT_BEST 1
+#define ICP_QAT_FW_COMP_NOT_ENH_AUTO_SELECT_BEST 0
+#define ICP_QAT_FW_COMP_ENH_AUTO_SELECT_BEST 1
+#define ICP_QAT_FW_COMP_NOT_DISABLE_TYPE0_ENH_AUTO_SELECT_BEST 0
+#define ICP_QAT_FW_COMP_DISABLE_TYPE0_ENH_AUTO_SELECT_BEST 1
+#define ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_USED_AS_INTMD_BUF 1
+#define ICP_QAT_FW_COMP_ENABLE_SECURE_RAM_USED_AS_INTMD_BUF 0
+#define ICP_QAT_FW_COMP_SESSION_TYPE_BITPOS 2
+#define ICP_QAT_FW_COMP_SESSION_TYPE_MASK 0x1
+#define ICP_QAT_FW_COMP_AUTO_SELECT_BEST_BITPOS 3
+#define ICP_QAT_FW_COMP_AUTO_SELECT_BEST_MASK 0x1
+#define ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_BITPOS 4
+#define ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_MASK 0x1
+#define ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_BITPOS 5
+#define ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_MASK 0x1
+#define ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_BITPOS 7
+#define ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_MASK 0x1
+
+#define ICP_QAT_FW_COMP_FLAGS_BUILD(sesstype, autoselect, enhanced_asb, \
+	ret_uncomp, secure_ram) \
+	((((sesstype) & ICP_QAT_FW_COMP_SESSION_TYPE_MASK) << \
+	ICP_QAT_FW_COMP_SESSION_TYPE_BITPOS) | \
+	(((autoselect) & ICP_QAT_FW_COMP_AUTO_SELECT_BEST_MASK) << \
+	ICP_QAT_FW_COMP_AUTO_SELECT_BEST_BITPOS) | \
+	(((enhanced_asb) & ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_MASK) << \
+	ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_BITPOS) | \
+	(((ret_uncomp) & ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_MASK) << \
+	ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_BITPOS) | \
+	(((secure_ram) & ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_MASK) << \
+	ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_BITPOS))
+
+#define ICP_QAT_FW_COMP_SESSION_TYPE_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_SESSION_TYPE_BITPOS, \
+	ICP_QAT_FW_COMP_SESSION_TYPE_MASK)
+
+#define ICP_QAT_FW_COMP_SESSION_TYPE_SET(flags, val) \
+	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_SESSION_TYPE_BITPOS, \
+	ICP_QAT_FW_COMP_SESSION_TYPE_MASK)
+
+#define ICP_QAT_FW_COMP_AUTO_SELECT_BEST_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_AUTO_SELECT_BEST_BITPOS, \
+	ICP_QAT_FW_COMP_AUTO_SELECT_BEST_MASK)
+
+#define ICP_QAT_FW_COMP_EN_ASB_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_BITPOS, \
+	ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_MASK)
+
+#define ICP_QAT_FW_COMP_RET_UNCOMP_GET(flags) \
+	QAT_FIELD_GET(flags, \
+	ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_BITPOS, \
+	ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_MASK)
+
+#define ICP_QAT_FW_COMP_SECURE_RAM_USE_GET(flags) \
+	QAT_FIELD_GET(flags, \
+	ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_BITPOS, \
+	ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_MASK)
+
+struct icp_qat_fw_comp_req_hdr_cd_pars {
+	union {
+		struct {
+			__u64 content_desc_addr;
+			__u16 content_desc_resrvd1;
+			__u8 content_desc_params_sz;
+			__u8 content_desc_hdr_resrvd2;
+			__u32 content_desc_resrvd3;
+		} s;
+		struct {
+			__u32 comp_slice_cfg_word[ICP_QAT_FW_NUM_LONGWORDS_2];
+			__u32 content_desc_resrvd4;
+		} sl;
+	} u;
+};
+
+struct icp_qat_fw_comp_req_params {
+	__u32 comp_len;
+	__u32 out_buffer_sz;
+	union {
+		struct {
+			__u32 initial_crc32;
+			__u32 initial_adler;
+		} legacy;
+		__u64 crc_data_addr;
+	} crc;
+	__u32 req_par_flags;
+	__u32 rsrvd;
+};
+
+#define ICP_QAT_FW_COMP_REQ_PARAM_FLAGS_BUILD(sop, eop, bfinal, cnv, cnvnr, \
+					      cnvdfx, crc, xxhash_acc, \
+					      cnv_error_type, append_crc, \
+					      drop_data) \
+	((((sop) & ICP_QAT_FW_COMP_SOP_MASK) << \
+	ICP_QAT_FW_COMP_SOP_BITPOS) | \
+	(((eop) & ICP_QAT_FW_COMP_EOP_MASK) << \
+	ICP_QAT_FW_COMP_EOP_BITPOS) | \
+	(((bfinal) & ICP_QAT_FW_COMP_BFINAL_MASK) \
+	<< ICP_QAT_FW_COMP_BFINAL_BITPOS) | \
+	(((cnv) & ICP_QAT_FW_COMP_CNV_MASK) << \
+	ICP_QAT_FW_COMP_CNV_BITPOS) | \
+	(((cnvnr) & ICP_QAT_FW_COMP_CNVNR_MASK) \
+	<< ICP_QAT_FW_COMP_CNVNR_BITPOS) | \
+	(((cnvdfx) & ICP_QAT_FW_COMP_CNV_DFX_MASK) \
+	<< ICP_QAT_FW_COMP_CNV_DFX_BITPOS) | \
+	(((crc) & ICP_QAT_FW_COMP_CRC_MODE_MASK) \
+	<< ICP_QAT_FW_COMP_CRC_MODE_BITPOS) | \
+	(((xxhash_acc) & ICP_QAT_FW_COMP_XXHASH_ACC_MODE_MASK) \
+	<< ICP_QAT_FW_COMP_XXHASH_ACC_MODE_BITPOS) | \
+	(((cnv_error_type) & ICP_QAT_FW_COMP_CNV_ERROR_MASK) \
+	<< ICP_QAT_FW_COMP_CNV_ERROR_BITPOS) | \
+	(((append_crc) & ICP_QAT_FW_COMP_APPEND_CRC_MASK) \
+	<< ICP_QAT_FW_COMP_APPEND_CRC_BITPOS) | \
+	(((drop_data) & ICP_QAT_FW_COMP_DROP_DATA_MASK) \
+	<< ICP_QAT_FW_COMP_DROP_DATA_BITPOS))
+
+#define ICP_QAT_FW_COMP_NOT_SOP 0
+#define ICP_QAT_FW_COMP_SOP 1
+#define ICP_QAT_FW_COMP_NOT_EOP 0
+#define ICP_QAT_FW_COMP_EOP 1
+#define ICP_QAT_FW_COMP_NOT_BFINAL 0
+#define ICP_QAT_FW_COMP_BFINAL 1
+#define ICP_QAT_FW_COMP_NO_CNV 0
+#define ICP_QAT_FW_COMP_CNV 1
+#define ICP_QAT_FW_COMP_NO_CNV_RECOVERY 0
+#define ICP_QAT_FW_COMP_CNV_RECOVERY 1
+#define ICP_QAT_FW_COMP_NO_CNV_DFX 0
+#define ICP_QAT_FW_COMP_CNV_DFX 1
+#define ICP_QAT_FW_COMP_CRC_MODE_LEGACY 0
+#define ICP_QAT_FW_COMP_CRC_MODE_E2E 1
+#define ICP_QAT_FW_COMP_NO_XXHASH_ACC 0
+#define ICP_QAT_FW_COMP_XXHASH_ACC 1
+#define ICP_QAT_FW_COMP_APPEND_CRC 1
+#define ICP_QAT_FW_COMP_NO_APPEND_CRC 0
+#define ICP_QAT_FW_COMP_DROP_DATA 1
+#define ICP_QAT_FW_COMP_NO_DROP_DATA 0
+#define ICP_QAT_FW_COMP_SOP_BITPOS 0
+#define ICP_QAT_FW_COMP_SOP_MASK 0x1
+#define ICP_QAT_FW_COMP_EOP_BITPOS 1
+#define ICP_QAT_FW_COMP_EOP_MASK 0x1
+#define ICP_QAT_FW_COMP_BFINAL_BITPOS 6
+#define ICP_QAT_FW_COMP_BFINAL_MASK 0x1
+#define ICP_QAT_FW_COMP_CNV_BITPOS 16
+#define ICP_QAT_FW_COMP_CNV_MASK 0x1
+#define ICP_QAT_FW_COMP_CNVNR_BITPOS 17
+#define ICP_QAT_FW_COMP_CNVNR_MASK 0x1
+#define ICP_QAT_FW_COMP_CNV_DFX_BITPOS 18
+#define ICP_QAT_FW_COMP_CNV_DFX_MASK 0x1
+#define ICP_QAT_FW_COMP_CRC_MODE_BITPOS 19
+#define ICP_QAT_FW_COMP_CRC_MODE_MASK 0x1
+#define ICP_QAT_FW_COMP_XXHASH_ACC_MODE_BITPOS 20
+#define ICP_QAT_FW_COMP_XXHASH_ACC_MODE_MASK 0x1
+#define ICP_QAT_FW_COMP_CNV_ERROR_BITPOS 21
+#define ICP_QAT_FW_COMP_CNV_ERROR_MASK 0b111
+#define ICP_QAT_FW_COMP_CNV_ERROR_NONE 0b000
+#define ICP_QAT_FW_COMP_CNV_ERROR_CHECKSUM 0b001
+#define ICP_QAT_FW_COMP_CNV_ERROR_DCPR_OBC_DIFF 0b010
+#define ICP_QAT_FW_COMP_CNV_ERROR_DCPR 0b011
+#define ICP_QAT_FW_COMP_CNV_ERROR_XLT 0b100
+#define ICP_QAT_FW_COMP_CNV_ERROR_DCPR_IBC_DIFF 0b101
+#define ICP_QAT_FW_COMP_APPEND_CRC_BITPOS 24
+#define ICP_QAT_FW_COMP_APPEND_CRC_MASK 0x1
+#define ICP_QAT_FW_COMP_DROP_DATA_BITPOS 25
+#define ICP_QAT_FW_COMP_DROP_DATA_MASK 0x1
+
+#define ICP_QAT_FW_COMP_SOP_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_SOP_BITPOS, \
+	ICP_QAT_FW_COMP_SOP_MASK)
+
+#define ICP_QAT_FW_COMP_SOP_SET(flags, val) \
+	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_SOP_BITPOS, \
+	ICP_QAT_FW_COMP_SOP_MASK)
+
+#define ICP_QAT_FW_COMP_EOP_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_EOP_BITPOS, \
+	ICP_QAT_FW_COMP_EOP_MASK)
+
+#define ICP_QAT_FW_COMP_EOP_SET(flags, val) \
+	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_EOP_BITPOS, \
+	ICP_QAT_FW_COMP_EOP_MASK)
+
+#define ICP_QAT_FW_COMP_BFINAL_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_BFINAL_BITPOS, \
+	ICP_QAT_FW_COMP_BFINAL_MASK)
+
+#define ICP_QAT_FW_COMP_BFINAL_SET(flags, val) \
+	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_BFINAL_BITPOS, \
+	ICP_QAT_FW_COMP_BFINAL_MASK)
+
+#define ICP_QAT_FW_COMP_CNV_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_CNV_BITPOS, \
+	ICP_QAT_FW_COMP_CNV_MASK)
+
+#define ICP_QAT_FW_COMP_CNVNR_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_CNVNR_BITPOS, \
+	ICP_QAT_FW_COMP_CNVNR_MASK)
+
+#define ICP_QAT_FW_COMP_CNV_DFX_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_CNV_DFX_BITPOS, \
+	ICP_QAT_FW_COMP_CNV_DFX_MASK)
+
+#define ICP_QAT_FW_COMP_CNV_DFX_SET(flags, val) \
+	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_CNV_DFX_BITPOS, \
+	ICP_QAT_FW_COMP_CNV_DFX_MASK)
+
+#define ICP_QAT_FW_COMP_CRC_MODE_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_CRC_MODE_BITPOS, \
+	ICP_QAT_FW_COMP_CRC_MODE_MASK)
+
+#define ICP_QAT_FW_COMP_XXHASH_ACC_MODE_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_XXHASH_ACC_MODE_BITPOS, \
+	ICP_QAT_FW_COMP_XXHASH_ACC_MODE_MASK)
+
+#define ICP_QAT_FW_COMP_XXHASH_ACC_MODE_SET(flags, val) \
+	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_XXHASH_ACC_MODE_BITPOS, \
+	ICP_QAT_FW_COMP_XXHASH_ACC_MODE_MASK)
+
+#define ICP_QAT_FW_COMP_CNV_ERROR_TYPE_GET(flags) \
+	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_CNV_ERROR_BITPOS, \
+	ICP_QAT_FW_COMP_CNV_ERROR_MASK)
+
+#define ICP_QAT_FW_COMP_CNV_ERROR_TYPE_SET(flags, val) \
+	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_CNV_ERROR_BITPOS, \
+	ICP_QAT_FW_COMP_CNV_ERROR_MASK)
+
+struct icp_qat_fw_xlt_req_params {
+	__u64 inter_buff_ptr;
+};
+
+struct icp_qat_fw_comp_cd_hdr {
+	__u16 ram_bank_flags;
+	__u8 comp_cfg_offset;
+	__u8 next_curr_id;
+	__u32 resrvd;
+	__u64 comp_state_addr;
+	__u64 ram_banks_addr;
+};
+
+#define COMP_CPR_INITIAL_CRC 0
+#define COMP_CPR_INITIAL_ADLER 1
+
+struct icp_qat_fw_xlt_cd_hdr {
+	__u16 resrvd1;
+	__u8 resrvd2;
+	__u8 next_curr_id;
+	__u32 resrvd3;
+};
+
+struct icp_qat_fw_comp_req {
+	struct icp_qat_fw_comn_req_hdr comn_hdr;
+	struct icp_qat_fw_comp_req_hdr_cd_pars cd_pars;
+	struct icp_qat_fw_comn_req_mid comn_mid;
+	struct icp_qat_fw_comp_req_params comp_pars;
+	union {
+		struct icp_qat_fw_xlt_req_params xlt_pars;
+		__u32 resrvd1[ICP_QAT_FW_NUM_LONGWORDS_2];
+	} u1;
+	__u32 resrvd2[ICP_QAT_FW_NUM_LONGWORDS_2];
+	struct icp_qat_fw_comp_cd_hdr comp_cd_ctrl;
+	union {
+		struct icp_qat_fw_xlt_cd_hdr xlt_cd_ctrl;
+		__u32 resrvd3[ICP_QAT_FW_NUM_LONGWORDS_2];
+	} u2;
+};
+
+struct icp_qat_fw_resp_comp_pars {
+	__u32 input_byte_counter;
+	__u32 output_byte_counter;
+	union {
+		struct {
+			__u32 curr_crc32;
+			__u32 curr_adler_32;
+		} legacy;
+		__u32 resrvd[ICP_QAT_FW_NUM_LONGWORDS_2];
+	} crc;
+};
+
+struct icp_qat_fw_comp_state {
+	__u32 rd8_counter;
+	__u32 status_flags;
+	__u32 in_counter;
+	__u32 out_counter;
+	__u64 intermediate_state;
+	__u32 lobc;
+	__u32 replaybc;
+	__u64 pcrc64_poly;
+	__u32 crc32;
+	__u32 adler_xxhash32;
+	__u64 pcrc64_xorout;
+	__u32 out_buf_size;
+	__u32 in_buf_size;
+	__u64 in_pcrc64;
+	__u64 out_pcrc64;
+	__u32 lobs;
+	__u32 libc;
+	__u64 reserved;
+	__u32 xxhash_state[4];
+	__u32 cleartext[4];
+};
+
+struct icp_qat_fw_comp_resp {
+	struct icp_qat_fw_comn_resp_hdr comn_resp;
+	__u64 opaque_data;
+	struct icp_qat_fw_resp_comp_pars comp_resp_pars;
+};
+
+#define QAT_FW_COMP_BANK_FLAG_MASK 0x1
+#define QAT_FW_COMP_BANK_I_BITPOS 8
+#define QAT_FW_COMP_BANK_H_BITPOS 7
+#define QAT_FW_COMP_BANK_G_BITPOS 6
+#define QAT_FW_COMP_BANK_F_BITPOS 5
+#define QAT_FW_COMP_BANK_E_BITPOS 4
+#define QAT_FW_COMP_BANK_D_BITPOS 3
+#define QAT_FW_COMP_BANK_C_BITPOS 2
+#define QAT_FW_COMP_BANK_B_BITPOS 1
+#define QAT_FW_COMP_BANK_A_BITPOS 0
+
+enum icp_qat_fw_comp_bank_enabled {
+	ICP_QAT_FW_COMP_BANK_DISABLED = 0,
+	ICP_QAT_FW_COMP_BANK_ENABLED = 1,
+	ICP_QAT_FW_COMP_BANK_DELIMITER = 2
+};
+
+#define ICP_QAT_FW_COMP_RAM_FLAGS_BUILD(bank_i_enable, bank_h_enable, \
+					bank_g_enable, bank_f_enable, \
+					bank_e_enable, bank_d_enable, \
+					bank_c_enable, bank_b_enable, \
+					bank_a_enable) \
+	((((bank_i_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
+	QAT_FW_COMP_BANK_I_BITPOS) | \
+	(((bank_h_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
+	QAT_FW_COMP_BANK_H_BITPOS) | \
+	(((bank_g_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
+	QAT_FW_COMP_BANK_G_BITPOS) | \
+	(((bank_f_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
+	QAT_FW_COMP_BANK_F_BITPOS) | \
+	(((bank_e_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
+	QAT_FW_COMP_BANK_E_BITPOS) | \
+	(((bank_d_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
+	QAT_FW_COMP_BANK_D_BITPOS) | \
+	(((bank_c_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
+	QAT_FW_COMP_BANK_C_BITPOS) | \
+	(((bank_b_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
+	QAT_FW_COMP_BANK_B_BITPOS) | \
+	(((bank_a_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
+	QAT_FW_COMP_BANK_A_BITPOS))
+
+struct icp_qat_fw_comp_crc_data_struct {
+	__u32 crc32;
+	union {
+		__u32 adler;
+		__u32 xxhash;
+	} adler_xxhash_u;
+	__u32 cpr_in_crc_lo;
+	__u32 cpr_in_crc_hi;
+	__u32 cpr_out_crc_lo;
+	__u32 cpr_out_crc_hi;
+	__u32 xlt_in_crc_lo;
+	__u32 xlt_in_crc_hi;
+	__u32 xlt_out_crc_lo;
+	__u32 xlt_out_crc_hi;
+	__u32 prog_crc_poly_lo;
+	__u32 prog_crc_poly_hi;
+	__u32 xor_out_lo;
+	__u32 xor_out_hi;
+	__u32 append_crc_lo;
+	__u32 append_crc_hi;
+};
+
+struct xxhash_acc_state_buff {
+	__u32 in_counter;
+	__u32 out_counter;
+	__u32 xxhash_state[4];
+	__u32 clear_txt[4];
+};
+
+#endif
diff --git a/drivers/crypto/qat/qat_common/icp_qat_hw.h b/drivers/crypto/qat/qat_common/icp_qat_hw.h
index 433304cad2ed..4042739bb6fa 100644
--- a/drivers/crypto/qat/qat_common/icp_qat_hw.h
+++ b/drivers/crypto/qat/qat_common/icp_qat_hw.h
@@ -307,4 +307,70 @@ struct icp_qat_hw_cipher_algo_blk {
 		struct icp_qat_hw_ucs_cipher_aes256_f8 ucs_aes;
 	};
 } __aligned(64);
+
+enum icp_qat_hw_compression_direction {
+	ICP_QAT_HW_COMPRESSION_DIR_COMPRESS = 0,
+	ICP_QAT_HW_COMPRESSION_DIR_DECOMPRESS = 1,
+	ICP_QAT_HW_COMPRESSION_DIR_DELIMITER = 2
+};
+
+enum icp_qat_hw_compression_delayed_match {
+	ICP_QAT_HW_COMPRESSION_DELAYED_MATCH_DISABLED = 0,
+	ICP_QAT_HW_COMPRESSION_DELAYED_MATCH_ENABLED = 1,
+	ICP_QAT_HW_COMPRESSION_DELAYED_MATCH_DELIMITER = 2
+};
+
+enum icp_qat_hw_compression_algo {
+	ICP_QAT_HW_COMPRESSION_ALGO_DEFLATE = 0,
+	ICP_QAT_HW_COMPRESSION_ALGO_LZS = 1,
+	ICP_QAT_HW_COMPRESSION_ALGO_DELIMITER = 2
+};
+
+enum icp_qat_hw_compression_depth {
+	ICP_QAT_HW_COMPRESSION_DEPTH_1 = 0,
+	ICP_QAT_HW_COMPRESSION_DEPTH_4 = 1,
+	ICP_QAT_HW_COMPRESSION_DEPTH_8 = 2,
+	ICP_QAT_HW_COMPRESSION_DEPTH_16 = 3,
+	ICP_QAT_HW_COMPRESSION_DEPTH_128 = 4,
+	ICP_QAT_HW_COMPRESSION_DEPTH_DELIMITER = 5
+};
+
+enum icp_qat_hw_compression_file_type {
+	ICP_QAT_HW_COMPRESSION_FILE_TYPE_0 = 0,
+	ICP_QAT_HW_COMPRESSION_FILE_TYPE_1 = 1,
+	ICP_QAT_HW_COMPRESSION_FILE_TYPE_2 = 2,
+	ICP_QAT_HW_COMPRESSION_FILE_TYPE_3 = 3,
+	ICP_QAT_HW_COMPRESSION_FILE_TYPE_4 = 4,
+	ICP_QAT_HW_COMPRESSION_FILE_TYPE_DELIMITER = 5
+};
+
+struct icp_qat_hw_compression_config {
+	__u32 lower_val;
+	__u32 upper_val;
+};
+
+#define QAT_COMPRESSION_DIR_BITPOS 4
+#define QAT_COMPRESSION_DIR_MASK 0x7
+#define QAT_COMPRESSION_DELAYED_MATCH_BITPOS 16
+#define QAT_COMPRESSION_DELAYED_MATCH_MASK 0x1
+#define QAT_COMPRESSION_ALGO_BITPOS 31
+#define QAT_COMPRESSION_ALGO_MASK 0x1
+#define QAT_COMPRESSION_DEPTH_BITPOS 28
+#define QAT_COMPRESSION_DEPTH_MASK 0x7
+#define QAT_COMPRESSION_FILE_TYPE_BITPOS 24
+#define QAT_COMPRESSION_FILE_TYPE_MASK 0xF
+
+#define ICP_QAT_HW_COMPRESSION_CONFIG_BUILD(dir, delayed, \
+	algo, depth, filetype) \
+	((((dir) & QAT_COMPRESSION_DIR_MASK) << \
+	QAT_COMPRESSION_DIR_BITPOS) | \
+	(((delayed) & QAT_COMPRESSION_DELAYED_MATCH_MASK) << \
+	QAT_COMPRESSION_DELAYED_MATCH_BITPOS) | \
+	(((algo) & QAT_COMPRESSION_ALGO_MASK) << \
+	QAT_COMPRESSION_ALGO_BITPOS) | \
+	(((depth) & QAT_COMPRESSION_DEPTH_MASK) << \
+	QAT_COMPRESSION_DEPTH_BITPOS) | \
+	(((filetype) & QAT_COMPRESSION_FILE_TYPE_MASK) << \
+	QAT_COMPRESSION_FILE_TYPE_BITPOS))
+
 #endif
diff --git a/drivers/crypto/qat/qat_common/qat_comp_algs.c b/drivers/crypto/qat/qat_common/qat_comp_algs.c
new file mode 100644
index 000000000000..bdc5107b359b
--- /dev/null
+++ b/drivers/crypto/qat/qat_common/qat_comp_algs.c
@@ -0,0 +1,273 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Copyright(c) 2022 Intel Corporation */
+#include <linux/crypto.h>
+#include <crypto/acompress.h>
+#include <crypto/internal/acompress.h>
+#include <crypto/scatterwalk.h>
+#include <linux/dma-mapping.h>
+#include "adf_accel_devices.h"
+#include "adf_common_drv.h"
+#include "qat_bl.h"
+#include "qat_comp_req.h"
+#include "qat_compression.h"
+#include "qat_algs_send.h"
+
+static DEFINE_MUTEX(algs_lock);
+static unsigned int active_devs;
+
+enum direction {
+	DECOMPRESSION = 0,
+	COMPRESSION = 1,
+};
+
+struct qat_compression_ctx {
+	u8 comp_ctx[QAT_COMP_CTX_SIZE];
+	struct qat_compression_instance *inst;
+};
+
+struct qat_compression_req {
+	u8 req[QAT_COMP_REQ_SIZE];
+	struct qat_compression_ctx *qat_compression_ctx;
+	struct acomp_req *acompress_req;
+	struct qat_request_buffs buf;
+	enum direction dir;
+	int actual_dlen;
+	struct qat_alg_req alg_req;
+};
+
+static int qat_alg_send_dc_message(struct qat_compression_req *qat_req,
+				   struct qat_compression_instance *inst,
+				   struct crypto_async_request *base)
+{
+	struct qat_alg_req *alg_req = &qat_req->alg_req;
+
+	alg_req->fw_req = (u32 *)&qat_req->req;
+	alg_req->tx_ring = inst->dc_tx;
+	alg_req->base = base;
+	alg_req->backlog = &inst->backlog;
+
+	return qat_alg_send_message(alg_req);
+}
+
+static void qat_comp_generic_callback(struct qat_compression_req *qat_req,
+				      void *resp)
+{
+	struct acomp_req *areq = qat_req->acompress_req;
+	struct qat_compression_ctx *ctx = qat_req->qat_compression_ctx;
+	struct adf_accel_dev *accel_dev = ctx->inst->accel_dev;
+	struct crypto_acomp *tfm = crypto_acomp_reqtfm(areq);
+	struct qat_compression_instance *inst = ctx->inst;
+	int consumed, produced;
+	int status, res = -EBADMSG;
+	s8 cmp_err, xlt_err;
+	u8 cnv;
+
+	areq->dlen = 0;
+
+	status = qat_comp_get_cmp_status(resp);
+	status |= qat_comp_get_xlt_status(resp);
+	cmp_err = qat_comp_get_cmp_err(resp);
+	xlt_err = qat_comp_get_xlt_err(resp);
+
+	consumed = qat_comp_get_consumed_ctr(resp);
+	produced = qat_comp_get_produced_ctr(resp);
+
+	dev_dbg(&GET_DEV(accel_dev),
+		"[%s][%s][%s] consumed = %6d produced = %6d cmp_err = %3d xlt_err = %3d",
+		crypto_tfm_alg_driver_name(crypto_acomp_tfm(tfm)),
+		qat_req->dir == COMPRESSION ? "comp  " : "decomp",
+		status ? "ERR" : "OK ",
+		consumed, produced, cmp_err, xlt_err);
+
+	if (unlikely(status != ICP_QAT_FW_COMN_STATUS_FLAG_OK))
+		goto end;
+
+	if (qat_req->dir == COMPRESSION) {
+		cnv = qat_comp_get_cmp_cnv_flag(resp);
+		if (unlikely(!cnv)) {
+			dev_err(&GET_DEV(accel_dev),
+				"Verified compression not supported\n");
+			goto end;
+		}
+
+		if (unlikely(produced > qat_req->actual_dlen)) {
+			memset(inst->dc_data->ovf_buff, 0,
+			       inst->dc_data->ovf_buff_sz);
+			dev_dbg(&GET_DEV(accel_dev),
+				"Actual buffer overflow: produced=%d, dlen=%d\n",
+				produced, qat_req->actual_dlen);
+			goto end;
+		}
+	}
+
+	res = 0;
+	areq->dlen = produced;
+
+end:
+	qat_bl_free_bufl(accel_dev, &qat_req->buf);
+	areq->base.complete(&areq->base, res);
+}
+
+void qat_comp_alg_callback(void *resp)
+{
+	struct qat_compression_req *qat_req =
+			(void *)(__force long)qat_comp_get_opaque(resp);
+	struct qat_instance_backlog *backlog = qat_req->alg_req.backlog;
+
+	qat_comp_generic_callback(qat_req, resp);
+
+	qat_alg_send_backlog(backlog);
+}
+
+static int qat_comp_alg_init_tfm(struct crypto_acomp *acomp_tfm)
+{
+	struct crypto_tfm *tfm = crypto_acomp_tfm(acomp_tfm);
+	struct qat_compression_ctx *ctx = crypto_tfm_ctx(tfm);
+	struct qat_compression_instance *inst;
+	int node;
+
+	if (tfm->node == NUMA_NO_NODE)
+		node = numa_node_id();
+	else
+		node = tfm->node;
+
+	memset(ctx, 0, sizeof(*ctx));
+	inst = qat_compression_get_instance_node(node);
+	if (!inst)
+		return -EINVAL;
+	ctx->inst = inst;
+
+	ctx->inst->build_deflate_ctx(ctx->comp_ctx);
+
+	return 0;
+}
+
+static void qat_comp_alg_exit_tfm(struct crypto_acomp *acomp_tfm)
+{
+	struct crypto_tfm *tfm = crypto_acomp_tfm(acomp_tfm);
+	struct qat_compression_ctx *ctx = crypto_tfm_ctx(tfm);
+
+	qat_compression_put_instance(ctx->inst);
+	memset(ctx, 0, sizeof(*ctx));
+}
+
+static int qat_comp_alg_compress_decompress(struct acomp_req *areq,
+					    enum direction dir)
+{
+	struct qat_compression_req *qat_req = acomp_request_ctx(areq);
+	struct crypto_acomp *acomp_tfm = crypto_acomp_reqtfm(areq);
+	struct crypto_tfm *tfm = crypto_acomp_tfm(acomp_tfm);
+	struct qat_compression_ctx *ctx = crypto_tfm_ctx(tfm);
+	struct qat_compression_instance *inst = ctx->inst;
+	struct qat_sgl_to_bufl_params *p_params = NULL;
+	gfp_t f = qat_algs_alloc_flags(&areq->base);
+	struct qat_sgl_to_bufl_params params;
+	unsigned int slen = areq->slen;
+	unsigned int dlen = areq->dlen;
+	dma_addr_t sfbuf, dfbuf;
+	u8 *req = qat_req->req;
+	size_t ovf_buff_sz;
+	int ret;
+
+	if (!areq->src || !slen)
+		return -EINVAL;
+
+	if (areq->dst && !dlen)
+		return -EINVAL;
+
+	/* Handle acomp requests that require the allocation of a destination
+	 * buffer. The size of the destination buffer is double the source
+	 * buffer (rounded up to the size of a page) to fit the decompressed
+	 * output or an expansion on the data for compression.
+	 */
+	if (!areq->dst) {
+		dlen = round_up(2 * slen, PAGE_SIZE);
+		areq->dst = sgl_alloc(dlen, f, NULL);
+		if (!areq->dst)
+			return -ENOMEM;
+	}
+
+	if (dir == COMPRESSION) {
+		params.extra_dst_buff = inst->dc_data->ovf_buff_p;
+		ovf_buff_sz = inst->dc_data->ovf_buff_sz;
+		params.sz_extra_dst_buff = ovf_buff_sz;
+		p_params = &params;
+	}
+
+	ret = qat_bl_sgl_to_bufl(ctx->inst->accel_dev, areq->src, areq->dst,
+				 &qat_req->buf, p_params, f);
+	if (unlikely(ret))
+		return ret;
+
+	sfbuf = qat_req->buf.blp;
+	dfbuf = qat_req->buf.bloutp;
+	qat_req->qat_compression_ctx = ctx;
+	qat_req->acompress_req = areq;
+	qat_req->dir = dir;
+
+	if (dir == COMPRESSION) {
+		qat_req->actual_dlen = dlen;
+		dlen += ovf_buff_sz;
+		qat_comp_create_compression_req(ctx->comp_ctx, req,
+						(u64)(__force long)sfbuf, slen,
+						(u64)(__force long)dfbuf, dlen,
+						(u64)(__force long)qat_req);
+	} else {
+		qat_comp_create_decompression_req(ctx->comp_ctx, req,
+						  (u64)(__force long)sfbuf, slen,
+						  (u64)(__force long)dfbuf, dlen,
+						  (u64)(__force long)qat_req);
+	}
+
+	ret = qat_alg_send_dc_message(qat_req, inst, &areq->base);
+	if (ret == -ENOSPC)
+		qat_bl_free_bufl(inst->accel_dev, &qat_req->buf);
+
+	return ret;
+}
+
+static int qat_comp_alg_compress(struct acomp_req *req)
+{
+	return qat_comp_alg_compress_decompress(req, COMPRESSION);
+}
+
+static int qat_comp_alg_decompress(struct acomp_req *req)
+{
+	return qat_comp_alg_compress_decompress(req, DECOMPRESSION);
+}
+
+static struct acomp_alg qat_acomp[] = { {
+	.base = {
+		.cra_name = "deflate",
+		.cra_driver_name = "qat_deflate",
+		.cra_priority = 4001,
+		.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
+		.cra_ctxsize = sizeof(struct qat_compression_ctx),
+		.cra_module = THIS_MODULE,
+	},
+	.init = qat_comp_alg_init_tfm,
+	.exit = qat_comp_alg_exit_tfm,
+	.compress = qat_comp_alg_compress,
+	.decompress = qat_comp_alg_decompress,
+	.dst_free = sgl_free,
+	.reqsize = sizeof(struct qat_compression_req),
+} };
+
+int qat_comp_algs_register(void)
+{
+	int ret = 0;
+
+	mutex_lock(&algs_lock);
+	if (++active_devs == 1)
+		ret = crypto_register_acomps(qat_acomp, ARRAY_SIZE(qat_acomp));
+	mutex_unlock(&algs_lock);
+	return ret;
+}
+
+void qat_comp_algs_unregister(void)
+{
+	mutex_lock(&algs_lock);
+	if (--active_devs == 0)
+		crypto_unregister_acomps(qat_acomp, ARRAY_SIZE(qat_acomp));
+	mutex_unlock(&algs_lock);
+}
diff --git a/drivers/crypto/qat/qat_common/qat_comp_req.h b/drivers/crypto/qat/qat_common/qat_comp_req.h
new file mode 100644
index 000000000000..18a1f33a6db9
--- /dev/null
+++ b/drivers/crypto/qat/qat_common/qat_comp_req.h
@@ -0,0 +1,113 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright(c) 2022 Intel Corporation */
+#ifndef _QAT_COMP_REQ_H_
+#define _QAT_COMP_REQ_H_
+
+#include "icp_qat_fw_comp.h"
+
+#define QAT_COMP_REQ_SIZE (sizeof(struct icp_qat_fw_comp_req))
+#define QAT_COMP_CTX_SIZE (QAT_COMP_REQ_SIZE * 2)
+
+static inline void qat_comp_create_req(void *ctx, void *req, u64 src, u32 slen,
+				       u64 dst, u32 dlen, u64 opaque)
+{
+	struct icp_qat_fw_comp_req *fw_tmpl = ctx;
+	struct icp_qat_fw_comp_req *fw_req = req;
+	struct icp_qat_fw_comp_req_params *req_pars = &fw_req->comp_pars;
+
+	memcpy(fw_req, fw_tmpl, sizeof(*fw_req));
+	fw_req->comn_mid.src_data_addr = src;
+	fw_req->comn_mid.src_length = slen;
+	fw_req->comn_mid.dest_data_addr = dst;
+	fw_req->comn_mid.dst_length = dlen;
+	fw_req->comn_mid.opaque_data = opaque;
+	req_pars->comp_len = slen;
+	req_pars->out_buffer_sz = dlen;
+}
+
+static inline void qat_comp_create_compression_req(void *ctx, void *req,
+						   u64 src, u32 slen,
+						   u64 dst, u32 dlen,
+						   u64 opaque)
+{
+	qat_comp_create_req(ctx, req, src, slen, dst, dlen, opaque);
+}
+
+static inline void qat_comp_create_decompression_req(void *ctx, void *req,
+						     u64 src, u32 slen,
+						     u64 dst, u32 dlen,
+						     u64 opaque)
+{
+	struct icp_qat_fw_comp_req *fw_tmpl = ctx;
+
+	fw_tmpl++;
+	qat_comp_create_req(fw_tmpl, req, src, slen, dst, dlen, opaque);
+}
+
+static inline u32 qat_comp_get_consumed_ctr(void *resp)
+{
+	struct icp_qat_fw_comp_resp *qat_resp = resp;
+
+	return qat_resp->comp_resp_pars.input_byte_counter;
+}
+
+static inline u32 qat_comp_get_produced_ctr(void *resp)
+{
+	struct icp_qat_fw_comp_resp *qat_resp = resp;
+
+	return qat_resp->comp_resp_pars.output_byte_counter;
+}
+
+static inline u32 qat_comp_get_produced_adler32(void *resp)
+{
+	struct icp_qat_fw_comp_resp *qat_resp = resp;
+
+	return qat_resp->comp_resp_pars.crc.legacy.curr_adler_32;
+}
+
+static inline u64 qat_comp_get_opaque(void *resp)
+{
+	struct icp_qat_fw_comp_resp *qat_resp = resp;
+
+	return qat_resp->opaque_data;
+}
+
+static inline s8 qat_comp_get_cmp_err(void *resp)
+{
+	struct icp_qat_fw_comp_resp *qat_resp = resp;
+
+	return qat_resp->comn_resp.comn_error.cmp_err_code;
+}
+
+static inline s8 qat_comp_get_xlt_err(void *resp)
+{
+	struct icp_qat_fw_comp_resp *qat_resp = resp;
+
+	return qat_resp->comn_resp.comn_error.xlat_err_code;
+}
+
+static inline s8 qat_comp_get_cmp_status(void *resp)
+{
+	struct icp_qat_fw_comp_resp *qat_resp = resp;
+	u8 stat_filed = qat_resp->comn_resp.comn_status;
+
+	return ICP_QAT_FW_COMN_RESP_CMP_STAT_GET(stat_filed);
+}
+
+static inline s8 qat_comp_get_xlt_status(void *resp)
+{
+	struct icp_qat_fw_comp_resp *qat_resp = resp;
+	u8 stat_filed = qat_resp->comn_resp.comn_status;
+
+	return ICP_QAT_FW_COMN_RESP_XLAT_STAT_GET(stat_filed);
+}
+
+static inline u8 qat_comp_get_cmp_cnv_flag(void *resp)
+{
+	struct icp_qat_fw_comp_resp *qat_resp = resp;
+	u8 flags = qat_resp->comn_resp.hdr_flags;
+
+	return ICP_QAT_FW_COMN_HDR_CNV_FLAG_GET(flags);
+}
+
+#endif
diff --git a/drivers/crypto/qat/qat_common/qat_compression.c b/drivers/crypto/qat/qat_common/qat_compression.c
new file mode 100644
index 000000000000..9fd10f4242f8
--- /dev/null
+++ b/drivers/crypto/qat/qat_common/qat_compression.c
@@ -0,0 +1,297 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Copyright(c) 2022 Intel Corporation */
+#include <linux/module.h>
+#include <linux/slab.h>
+#include "adf_accel_devices.h"
+#include "adf_common_drv.h"
+#include "adf_transport.h"
+#include "adf_transport_access_macros.h"
+#include "adf_cfg.h"
+#include "adf_cfg_strings.h"
+#include "qat_compression.h"
+#include "icp_qat_fw.h"
+
+#define SEC ADF_KERNEL_SEC
+
+static struct service_hndl qat_compression;
+
+void qat_compression_put_instance(struct qat_compression_instance *inst)
+{
+	atomic_dec(&inst->refctr);
+	adf_dev_put(inst->accel_dev);
+}
+
+static int qat_compression_free_instances(struct adf_accel_dev *accel_dev)
+{
+	struct qat_compression_instance *inst;
+	struct list_head *list_ptr, *tmp;
+	int i;
+
+	list_for_each_safe(list_ptr, tmp, &accel_dev->compression_list) {
+		inst = list_entry(list_ptr,
+				  struct qat_compression_instance, list);
+
+		for (i = 0; i < atomic_read(&inst->refctr); i++)
+			qat_compression_put_instance(inst);
+
+		if (inst->dc_tx)
+			adf_remove_ring(inst->dc_tx);
+
+		if (inst->dc_rx)
+			adf_remove_ring(inst->dc_rx);
+
+		list_del(list_ptr);
+		kfree(inst);
+	}
+	return 0;
+}
+
+struct qat_compression_instance *qat_compression_get_instance_node(int node)
+{
+	struct qat_compression_instance *inst = NULL;
+	struct adf_accel_dev *accel_dev = NULL;
+	unsigned long best = ~0;
+	struct list_head *itr;
+
+	list_for_each(itr, adf_devmgr_get_head()) {
+		struct adf_accel_dev *tmp_dev;
+		unsigned long ctr;
+		int tmp_dev_node;
+
+		tmp_dev = list_entry(itr, struct adf_accel_dev, list);
+		tmp_dev_node = dev_to_node(&GET_DEV(tmp_dev));
+
+		if ((node == tmp_dev_node || tmp_dev_node < 0) &&
+		    adf_dev_started(tmp_dev) && !list_empty(&tmp_dev->compression_list)) {
+			ctr = atomic_read(&tmp_dev->ref_count);
+			if (best > ctr) {
+				accel_dev = tmp_dev;
+				best = ctr;
+			}
+		}
+	}
+
+	if (!accel_dev) {
+		pr_info("QAT: Could not find a device on node %d\n", node);
+		/* Get any started device */
+		list_for_each(itr, adf_devmgr_get_head()) {
+			struct adf_accel_dev *tmp_dev;
+
+			tmp_dev = list_entry(itr, struct adf_accel_dev, list);
+			if (adf_dev_started(tmp_dev) &&
+			    !list_empty(&tmp_dev->compression_list)) {
+				accel_dev = tmp_dev;
+				break;
+			}
+		}
+	}
+
+	if (!accel_dev)
+		return NULL;
+
+	best = ~0;
+	list_for_each(itr, &accel_dev->compression_list) {
+		struct qat_compression_instance *tmp_inst;
+		unsigned long ctr;
+
+		tmp_inst = list_entry(itr, struct qat_compression_instance, list);
+		ctr = atomic_read(&tmp_inst->refctr);
+		if (best > ctr) {
+			inst = tmp_inst;
+			best = ctr;
+		}
+	}
+	if (inst) {
+		if (adf_dev_get(accel_dev)) {
+			dev_err(&GET_DEV(accel_dev), "Could not increment dev refctr\n");
+			return NULL;
+		}
+		atomic_inc(&inst->refctr);
+	}
+	return inst;
+}
+
+static int qat_compression_create_instances(struct adf_accel_dev *accel_dev)
+{
+	struct qat_compression_instance *inst;
+	char key[ADF_CFG_MAX_KEY_LEN_IN_BYTES];
+	char val[ADF_CFG_MAX_VAL_LEN_IN_BYTES];
+	unsigned long num_inst, num_msg_dc;
+	unsigned long bank;
+	int msg_size;
+	int ret;
+	int i;
+
+	INIT_LIST_HEAD(&accel_dev->compression_list);
+	strscpy(key, ADF_NUM_DC, sizeof(key));
+	ret = adf_cfg_get_param_value(accel_dev, SEC, key, val);
+	if (ret)
+		return ret;
+
+	ret = kstrtoul(val, 10, &num_inst);
+	if (ret)
+		return ret;
+
+	for (i = 0; i < num_inst; i++) {
+		inst = kzalloc_node(sizeof(*inst), GFP_KERNEL,
+				    dev_to_node(&GET_DEV(accel_dev)));
+		if (!inst) {
+			ret = -ENOMEM;
+			goto err;
+		}
+
+		list_add_tail(&inst->list, &accel_dev->compression_list);
+		inst->id = i;
+		atomic_set(&inst->refctr, 0);
+		inst->accel_dev = accel_dev;
+		inst->build_deflate_ctx = GET_DC_OPS(accel_dev)->build_deflate_ctx;
+
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_BANK_NUM, i);
+		ret = adf_cfg_get_param_value(accel_dev, SEC, key, val);
+		if (ret)
+			return ret;
+
+		ret = kstrtoul(val, 10, &bank);
+		if (ret)
+			return ret;
+
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_SIZE, i);
+		ret = adf_cfg_get_param_value(accel_dev, SEC, key, val);
+		if (ret)
+			return ret;
+
+		ret = kstrtoul(val, 10, &num_msg_dc);
+		if (ret)
+			return ret;
+
+		msg_size = ICP_QAT_FW_REQ_DEFAULT_SZ;
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_TX, i);
+		ret = adf_create_ring(accel_dev, SEC, bank, num_msg_dc,
+				      msg_size, key, NULL, 0, &inst->dc_tx);
+		if (ret)
+			return ret;
+
+		msg_size = ICP_QAT_FW_RESP_DEFAULT_SZ;
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_RX, i);
+		ret = adf_create_ring(accel_dev, SEC, bank, num_msg_dc,
+				      msg_size, key, qat_comp_alg_callback, 0,
+				      &inst->dc_rx);
+		if (ret)
+			return ret;
+
+		inst->dc_data = accel_dev->dc_data;
+		INIT_LIST_HEAD(&inst->backlog.list);
+		spin_lock_init(&inst->backlog.lock);
+	}
+	return 0;
+err:
+	qat_compression_free_instances(accel_dev);
+	return ret;
+}
+
+static int qat_compression_alloc_dc_data(struct adf_accel_dev *accel_dev)
+{
+	struct device *dev = &GET_DEV(accel_dev);
+	dma_addr_t obuff_p = DMA_MAPPING_ERROR;
+	size_t ovf_buff_sz = QAT_COMP_MAX_SKID;
+	struct adf_dc_data *dc_data = NULL;
+	u8 *obuff = NULL;
+
+	dc_data = devm_kzalloc(dev, sizeof(*dc_data), GFP_KERNEL);
+	if (!dc_data)
+		goto err;
+
+	obuff = kzalloc_node(ovf_buff_sz, GFP_KERNEL, dev_to_node(dev));
+	if (!obuff)
+		goto err;
+
+	obuff_p = dma_map_single(dev, obuff, ovf_buff_sz, DMA_FROM_DEVICE);
+	if (unlikely(dma_mapping_error(dev, obuff_p)))
+		goto err;
+
+	dc_data->ovf_buff = obuff;
+	dc_data->ovf_buff_p = obuff_p;
+	dc_data->ovf_buff_sz = ovf_buff_sz;
+
+	accel_dev->dc_data = dc_data;
+
+	return 0;
+
+err:
+	accel_dev->dc_data = NULL;
+	kfree(obuff);
+	devm_kfree(dev, dc_data);
+	return -ENOMEM;
+}
+
+static void qat_free_dc_data(struct adf_accel_dev *accel_dev)
+{
+	struct adf_dc_data *dc_data = accel_dev->dc_data;
+	struct device *dev = &GET_DEV(accel_dev);
+
+	if (!dc_data)
+		return;
+
+	dma_unmap_single(dev, dc_data->ovf_buff_p, dc_data->ovf_buff_sz,
+			 DMA_FROM_DEVICE);
+	memset(dc_data->ovf_buff, 0, dc_data->ovf_buff_sz);
+	kfree(dc_data->ovf_buff);
+	devm_kfree(dev, dc_data);
+	accel_dev->dc_data = NULL;
+}
+
+static int qat_compression_init(struct adf_accel_dev *accel_dev)
+{
+	int ret;
+
+	ret = qat_compression_alloc_dc_data(accel_dev);
+	if (ret)
+		return ret;
+
+	ret = qat_compression_create_instances(accel_dev);
+	if (ret)
+		qat_free_dc_data(accel_dev);
+
+	return ret;
+}
+
+static int qat_compression_shutdown(struct adf_accel_dev *accel_dev)
+{
+	qat_free_dc_data(accel_dev);
+	return qat_compression_free_instances(accel_dev);
+}
+
+static int qat_compression_event_handler(struct adf_accel_dev *accel_dev,
+					 enum adf_event event)
+{
+	int ret;
+
+	switch (event) {
+	case ADF_EVENT_INIT:
+		ret = qat_compression_init(accel_dev);
+		break;
+	case ADF_EVENT_SHUTDOWN:
+		ret = qat_compression_shutdown(accel_dev);
+		break;
+	case ADF_EVENT_RESTARTING:
+	case ADF_EVENT_RESTARTED:
+	case ADF_EVENT_START:
+	case ADF_EVENT_STOP:
+	default:
+		ret = 0;
+	}
+	return ret;
+}
+
+int qat_compression_register(void)
+{
+	memset(&qat_compression, 0, sizeof(qat_compression));
+	qat_compression.event_hld = qat_compression_event_handler;
+	qat_compression.name = "qat_compression";
+	return adf_service_register(&qat_compression);
+}
+
+int qat_compression_unregister(void)
+{
+	return adf_service_unregister(&qat_compression);
+}
diff --git a/drivers/crypto/qat/qat_common/qat_compression.h b/drivers/crypto/qat/qat_common/qat_compression.h
new file mode 100644
index 000000000000..aebac2302dcf
--- /dev/null
+++ b/drivers/crypto/qat/qat_common/qat_compression.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright(c) 2022 Intel Corporation */
+#ifndef _QAT_COMPRESSION_H_
+#define _QAT_COMPRESSION_H_
+
+#include <linux/list.h>
+#include <linux/types.h>
+#include "adf_accel_devices.h"
+#include "qat_algs_send.h"
+
+#define QAT_COMP_MAX_SKID 4096
+
+struct qat_compression_instance {
+	struct adf_etr_ring_data *dc_tx;
+	struct adf_etr_ring_data *dc_rx;
+	struct adf_accel_dev *accel_dev;
+	struct list_head list;
+	unsigned long state;
+	int id;
+	atomic_t refctr;
+	struct qat_instance_backlog backlog;
+	struct adf_dc_data *dc_data;
+	void (*build_deflate_ctx)(void *ctx);
+};
+
+static inline bool adf_hw_dev_has_compression(struct adf_accel_dev *accel_dev)
+{
+	struct adf_hw_device_data *hw_device = accel_dev->hw_device;
+	u32 mask = ~hw_device->accel_capabilities_mask;
+
+	if (mask & ADF_ACCEL_CAPABILITIES_COMPRESSION)
+		return false;
+
+	return true;
+}
+
+#endif
diff --git a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c
index baacf817abf6..bc80bb475118 100644
--- a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c
+++ b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c
@@ -3,6 +3,7 @@
 #include <adf_accel_devices.h>
 #include <adf_common_drv.h>
 #include <adf_gen2_config.h>
+#include <adf_gen2_dc.h>
 #include <adf_gen2_hw_data.h>
 #include <adf_gen2_pfvf.h>
 #include "adf_dh895xcc_hw_data.h"
@@ -242,6 +243,7 @@ void adf_init_hw_data_dh895xcc(struct adf_hw_device_data *hw_data)
 	hw_data->pfvf_ops.disable_all_vf2pf_interrupts = disable_all_vf2pf_interrupts;
 	hw_data->pfvf_ops.disable_pending_vf2pf_interrupts = disable_pending_vf2pf_interrupts;
 	adf_gen2_init_hw_csr_ops(&hw_data->csr_ops);
+	adf_gen2_init_dc_ops(&hw_data->dc_ops);
 }
 
 void adf_clean_hw_data_dh895xcc(struct adf_hw_device_data *hw_data)
diff --git a/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c b/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c
index b933a00fb91b..70e56cc16ece 100644
--- a/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c
+++ b/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c
@@ -3,6 +3,7 @@
 #include <adf_accel_devices.h>
 #include <adf_common_drv.h>
 #include <adf_gen2_config.h>
+#include <adf_gen2_dc.h>
 #include <adf_gen2_hw_data.h>
 #include <adf_gen2_pfvf.h>
 #include <adf_pfvf_vf_msg.h>
@@ -91,6 +92,7 @@ void adf_init_hw_data_dh895xcciov(struct adf_hw_device_data *hw_data)
 	adf_devmgr_update_class_index(hw_data);
 	adf_gen2_init_vf_pfvf_ops(&hw_data->pfvf_ops);
 	adf_gen2_init_hw_csr_ops(&hw_data->csr_ops);
+	adf_gen2_init_dc_ops(&hw_data->dc_ops);
 }
 
 void adf_clean_hw_data_dh895xcciov(struct adf_hw_device_data *hw_data)
