diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h
index f943964ec05ae7ee21ebd583f9b5372f7832ffc1..e29a7ffd5f1437e466a0d7b856e8d66a6482c2a6 100644
--- a/drivers/net/ethernet/intel/ice/ice.h
+++ b/drivers/net/ethernet/intel/ice/ice.h
@@ -202,6 +202,7 @@ enum ice_feature {
 	ICE_F_GNSS,
 	ICE_F_ROCE_LAG,
 	ICE_F_SRIOV_LAG,
+	ICE_F_MBX_LIMIT,
 	ICE_F_MAX
 };
 
diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c
index 80deca45ab599adbe13c9d1ca83f1222e9ef2bfc..983332cbace21fdc13746fd6ece8fd2b98e0ad9f 100644
--- a/drivers/net/ethernet/intel/ice/ice_common.c
+++ b/drivers/net/ethernet/intel/ice/ice_common.c
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0
-/* Copyright (c) 2018, Intel Corporation. */
+/* Copyright (c) 2018-2023, Intel Corporation. */
 
 #include "ice_common.h"
 #include "ice_sched.h"
@@ -153,6 +153,12 @@ static int ice_set_mac_type(struct ice_hw *hw)
 	case ICE_DEV_ID_E823L_SFP:
 		hw->mac_type = ICE_MAC_GENERIC;
 		break;
+	case ICE_DEV_ID_E830_BACKPLANE:
+	case ICE_DEV_ID_E830_QSFP56:
+	case ICE_DEV_ID_E830_SFP:
+	case ICE_DEV_ID_E830_SFP_DD:
+		hw->mac_type = ICE_MAC_E830;
+		break;
 	default:
 		hw->mac_type = ICE_MAC_UNKNOWN;
 		break;
@@ -684,8 +690,7 @@ static void
 ice_fill_tx_timer_and_fc_thresh(struct ice_hw *hw,
 				struct ice_aqc_set_mac_cfg *cmd)
 {
-	u16 fc_thres_val, tx_timer_val;
-	u32 val;
+	u32 val, fc_thres_m;
 
 	/* We read back the transmit timer and FC threshold value of
 	 * LFC. Thus, we will use index =
@@ -694,19 +699,32 @@ ice_fill_tx_timer_and_fc_thresh(struct ice_hw *hw,
 	 * Also, because we are operating on transmit timer and FC
 	 * threshold of LFC, we don't turn on any bit in tx_tmr_priority
 	 */
-#define IDX_OF_LFC PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX
-
-	/* Retrieve the transmit timer */
-	val = rd32(hw, PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA(IDX_OF_LFC));
-	tx_timer_val = val &
-		PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_HSEC_CTL_TX_PAUSE_QUANTA_M;
-	cmd->tx_tmr_value = cpu_to_le16(tx_timer_val);
-
-	/* Retrieve the FC threshold */
-	val = rd32(hw, PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER(IDX_OF_LFC));
-	fc_thres_val = val & PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_M;
-
-	cmd->fc_refresh_threshold = cpu_to_le16(fc_thres_val);
+#define E800_IDX_OF_LFC E800_PRTMAC_HSEC_CTL_TX_PS_QNT_MAX
+#define E800_REFRESH_TMR E800_PRTMAC_HSEC_CTL_TX_PS_RFSH_TMR
+
+	if (hw->mac_type == ICE_MAC_E830) {
+		/* Retrieve the transmit timer */
+		val = rd32(hw, E830_PRTMAC_CL01_PS_QNT);
+		cmd->tx_tmr_value =
+			le16_encode_bits(val, E830_PRTMAC_CL01_PS_QNT_CL0_M);
+
+		/* Retrieve the fc threshold */
+		val = rd32(hw, E830_PRTMAC_CL01_QNT_THR);
+		fc_thres_m = E830_PRTMAC_CL01_QNT_THR_CL0_M;
+	} else {
+		/* Retrieve the transmit timer */
+		val = rd32(hw,
+			   E800_PRTMAC_HSEC_CTL_TX_PS_QNT(E800_IDX_OF_LFC));
+		cmd->tx_tmr_value =
+			le16_encode_bits(val,
+					 E800_PRTMAC_HSEC_CTL_TX_PS_QNT_M);
+
+		/* Retrieve the fc threshold */
+		val = rd32(hw,
+			   E800_REFRESH_TMR(E800_IDX_OF_LFC));
+		fc_thres_m = E800_PRTMAC_HSEC_CTL_TX_PS_RFSH_TMR_M;
+	}
+	cmd->fc_refresh_threshold = le16_encode_bits(val, fc_thres_m);
 }
 
 /**
@@ -2389,16 +2407,21 @@ ice_parse_1588_func_caps(struct ice_hw *hw, struct ice_hw_func_caps *func_p,
 static void
 ice_parse_fdir_func_caps(struct ice_hw *hw, struct ice_hw_func_caps *func_p)
 {
-	u32 reg_val, val;
+	u32 reg_val, gsize, bsize;
 
 	reg_val = rd32(hw, GLQF_FD_SIZE);
-	val = (reg_val & GLQF_FD_SIZE_FD_GSIZE_M) >>
-		GLQF_FD_SIZE_FD_GSIZE_S;
-	func_p->fd_fltr_guar =
-		ice_get_num_per_func(hw, val);
-	val = (reg_val & GLQF_FD_SIZE_FD_BSIZE_M) >>
-		GLQF_FD_SIZE_FD_BSIZE_S;
-	func_p->fd_fltr_best_effort = val;
+	switch (hw->mac_type) {
+	case ICE_MAC_E830:
+		gsize = FIELD_GET(E830_GLQF_FD_SIZE_FD_GSIZE_M, reg_val);
+		bsize = FIELD_GET(E830_GLQF_FD_SIZE_FD_BSIZE_M, reg_val);
+		break;
+	case ICE_MAC_E810:
+	default:
+		gsize = FIELD_GET(E800_GLQF_FD_SIZE_FD_GSIZE_M, reg_val);
+		bsize = FIELD_GET(E800_GLQF_FD_SIZE_FD_BSIZE_M, reg_val);
+	}
+	func_p->fd_fltr_guar = ice_get_num_per_func(hw, gsize);
+	func_p->fd_fltr_best_effort = bsize;
 
 	ice_debug(hw, ICE_DBG_INIT, "func caps: fd_fltr_guar = %d\n",
 		  func_p->fd_fltr_guar);
diff --git a/drivers/net/ethernet/intel/ice/ice_devids.h b/drivers/net/ethernet/intel/ice/ice_devids.h
index 6d560d1c74a4a354db6818a9bf2f2320f991f86f..a2d384dbfc767bdc8ac8b25aeb96e16461665c27 100644
--- a/drivers/net/ethernet/intel/ice/ice_devids.h
+++ b/drivers/net/ethernet/intel/ice/ice_devids.h
@@ -1,5 +1,5 @@
 /* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright (c) 2018, Intel Corporation. */
+/* Copyright (c) 2018-2023, Intel Corporation. */
 
 #ifndef _ICE_DEVIDS_H_
 #define _ICE_DEVIDS_H_
@@ -16,6 +16,14 @@
 #define ICE_DEV_ID_E823L_1GBE		0x124F
 /* Intel(R) Ethernet Connection E823-L for QSFP */
 #define ICE_DEV_ID_E823L_QSFP		0x151D
+/* Intel(R) Ethernet Controller E830-C for backplane */
+#define ICE_DEV_ID_E830_BACKPLANE	0x12D1
+/* Intel(R) Ethernet Controller E830-C for QSFP */
+#define ICE_DEV_ID_E830_QSFP56		0x12D2
+/* Intel(R) Ethernet Controller E830-C for SFP */
+#define ICE_DEV_ID_E830_SFP		0x12D3
+/* Intel(R) Ethernet Controller E830-C for SFP-DD */
+#define ICE_DEV_ID_E830_SFP_DD		0x12D4
 /* Intel(R) Ethernet Controller E810-C for backplane */
 #define ICE_DEV_ID_E810C_BACKPLANE	0x1591
 /* Intel(R) Ethernet Controller E810-C for QSFP */
diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool_fdir.c b/drivers/net/ethernet/intel/ice/ice_ethtool_fdir.c
index b6bbf2376ef5c14b8dc877a91712b2f8094e0f11..d43b642cbc01cc28ef24032ddfc0d8ce80f312f1 100644
--- a/drivers/net/ethernet/intel/ice/ice_ethtool_fdir.c
+++ b/drivers/net/ethernet/intel/ice/ice_ethtool_fdir.c
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0
-/* Copyright (C) 2018-2020, Intel Corporation. */
+/* Copyright (C) 2018-2023, Intel Corporation. */
 
 /* flow director ethtool support for ice */
 
@@ -540,16 +540,24 @@ int ice_fdir_num_avail_fltr(struct ice_hw *hw, struct ice_vsi *vsi)
 	/* total guaranteed filters assigned to this VSI */
 	num_guar = vsi->num_gfltr;
 
-	/* minus the guaranteed filters programed by this VSI */
-	num_guar -= (rd32(hw, VSIQF_FD_CNT(vsi_num)) &
-		     VSIQF_FD_CNT_FD_GCNT_M) >> VSIQF_FD_CNT_FD_GCNT_S;
-
 	/* total global best effort filters */
 	num_be = hw->func_caps.fd_fltr_best_effort;
 
-	/* minus the global best effort filters programmed */
-	num_be -= (rd32(hw, GLQF_FD_CNT) & GLQF_FD_CNT_FD_BCNT_M) >>
-		   GLQF_FD_CNT_FD_BCNT_S;
+	/* Subtract the number of programmed filters from the global values */
+	switch (hw->mac_type) {
+	case ICE_MAC_E830:
+		num_guar -= FIELD_GET(E830_VSIQF_FD_CNT_FD_GCNT_M,
+				      rd32(hw, VSIQF_FD_CNT(vsi_num)));
+		num_be -= FIELD_GET(E830_GLQF_FD_CNT_FD_BCNT_M,
+				    rd32(hw, GLQF_FD_CNT));
+		break;
+	case ICE_MAC_E810:
+	default:
+		num_guar -= FIELD_GET(E800_VSIQF_FD_CNT_FD_GCNT_M,
+				      rd32(hw, VSIQF_FD_CNT(vsi_num)));
+		num_be -= FIELD_GET(E800_GLQF_FD_CNT_FD_BCNT_M,
+				    rd32(hw, GLQF_FD_CNT));
+	}
 
 	return num_guar + num_be;
 }
diff --git a/drivers/net/ethernet/intel/ice/ice_hw_autogen.h b/drivers/net/ethernet/intel/ice/ice_hw_autogen.h
index 531cc2194741eda848689d4ad7c520ef87f5962d..96f70c0a965980ed4f5515c8e1a809c1381861a5 100644
--- a/drivers/net/ethernet/intel/ice/ice_hw_autogen.h
+++ b/drivers/net/ethernet/intel/ice/ice_hw_autogen.h
@@ -1,5 +1,5 @@
 /* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright (c) 2018, Intel Corporation. */
+/* Copyright (c) 2018-2023, Intel Corporation. */
 
 /* Machine-generated file */
 
@@ -284,11 +284,11 @@
 #define VPLAN_TX_QBASE_VFNUMQ_M			ICE_M(0xFF, 16)
 #define VPLAN_TXQ_MAPENA(_VF)			(0x00073800 + ((_VF) * 4))
 #define VPLAN_TXQ_MAPENA_TX_ENA_M		BIT(0)
-#define PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA(_i)	(0x001E36E0 + ((_i) * 32))
-#define PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX 8
-#define PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_HSEC_CTL_TX_PAUSE_QUANTA_M ICE_M(0xFFFF, 0)
-#define PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER(_i) (0x001E3800 + ((_i) * 32))
-#define PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_M ICE_M(0xFFFF, 0)
+#define E800_PRTMAC_HSEC_CTL_TX_PS_QNT(_i)	(0x001E36E0 + ((_i) * 32))
+#define E800_PRTMAC_HSEC_CTL_TX_PS_QNT_MAX	8
+#define E800_PRTMAC_HSEC_CTL_TX_PS_QNT_M	GENMASK(15, 0)
+#define E800_PRTMAC_HSEC_CTL_TX_PS_RFSH_TMR(_i)	(0x001E3800 + ((_i) * 32))
+#define E800_PRTMAC_HSEC_CTL_TX_PS_RFSH_TMR_M	GENMASK(15, 0)
 #define GL_MDCK_TX_TDPU				0x00049348
 #define GL_MDCK_TX_TDPU_RCU_ANTISPOOF_ITR_DIS_M BIT(1)
 #define GL_MDET_RX				0x00294C00
@@ -311,7 +311,11 @@
 #define GL_MDET_TX_PQM_MAL_TYPE_S		26
 #define GL_MDET_TX_PQM_MAL_TYPE_M		ICE_M(0x1F, 26)
 #define GL_MDET_TX_PQM_VALID_M			BIT(31)
-#define GL_MDET_TX_TCLAN			0x000FC068
+#define GL_MDET_TX_TCLAN_BY_MAC(hw)				  \
+	((hw)->mac_type == ICE_MAC_E830 ? E830_GL_MDET_TX_TCLAN : \
+	 E800_GL_MDET_TX_TCLAN)
+#define E800_GL_MDET_TX_TCLAN			0x000FC068
+#define E830_GL_MDET_TX_TCLAN			0x000FCCC0
 #define GL_MDET_TX_TCLAN_QNUM_S			0
 #define GL_MDET_TX_TCLAN_QNUM_M			ICE_M(0x7FFF, 0)
 #define GL_MDET_TX_TCLAN_VF_NUM_S		15
@@ -325,7 +329,11 @@
 #define PF_MDET_RX_VALID_M			BIT(0)
 #define PF_MDET_TX_PQM				0x002D2C80
 #define PF_MDET_TX_PQM_VALID_M			BIT(0)
-#define PF_MDET_TX_TCLAN			0x000FC000
+#define PF_MDET_TX_TCLAN_BY_MAC(hw)				  \
+	((hw)->mac_type == ICE_MAC_E830 ? E830_PF_MDET_TX_TCLAN : \
+	 E800_PF_MDET_TX_TCLAN)
+#define E800_PF_MDET_TX_TCLAN			0x000FC000
+#define E830_PF_MDET_TX_TCLAN			0x000FCC00
 #define PF_MDET_TX_TCLAN_VALID_M		BIT(0)
 #define VP_MDET_RX(_VF)				(0x00294400 + ((_VF) * 4))
 #define VP_MDET_RX_VALID_M			BIT(0)
@@ -335,6 +343,8 @@
 #define VP_MDET_TX_TCLAN_VALID_M		BIT(0)
 #define VP_MDET_TX_TDPU(_VF)			(0x00040000 + ((_VF) * 4))
 #define VP_MDET_TX_TDPU_VALID_M			BIT(0)
+#define E800_GL_MNG_FWSM_FW_MODES_M		GENMASK(2, 0)
+#define E830_GL_MNG_FWSM_FW_MODES_M		GENMASK(1, 0)
 #define GL_MNG_FWSM				0x000B6134
 #define GL_MNG_FWSM_FW_LOADING_M		BIT(30)
 #define GLNVM_FLA				0x000B6108
@@ -363,13 +373,18 @@
 #define GL_PWR_MODE_CTL_CAR_MAX_BW_S		30
 #define GL_PWR_MODE_CTL_CAR_MAX_BW_M		ICE_M(0x3, 30)
 #define GLQF_FD_CNT				0x00460018
+#define E800_GLQF_FD_CNT_FD_GCNT_M		GENMASK(14, 0)
+#define E830_GLQF_FD_CNT_FD_GCNT_M		GENMASK(15, 0)
 #define GLQF_FD_CNT_FD_BCNT_S			16
-#define GLQF_FD_CNT_FD_BCNT_M			ICE_M(0x7FFF, 16)
+#define E800_GLQF_FD_CNT_FD_BCNT_M		GENMASK(30, 16)
+#define E830_GLQF_FD_CNT_FD_BCNT_M		GENMASK(31, 16)
 #define GLQF_FD_SIZE				0x00460010
 #define GLQF_FD_SIZE_FD_GSIZE_S			0
-#define GLQF_FD_SIZE_FD_GSIZE_M			ICE_M(0x7FFF, 0)
+#define E800_GLQF_FD_SIZE_FD_GSIZE_M		GENMASK(14, 0)
+#define E830_GLQF_FD_SIZE_FD_GSIZE_M		GENMASK(15, 0)
 #define GLQF_FD_SIZE_FD_BSIZE_S			16
-#define GLQF_FD_SIZE_FD_BSIZE_M			ICE_M(0x7FFF, 16)
+#define E800_GLQF_FD_SIZE_FD_BSIZE_M		GENMASK(30, 16)
+#define E830_GLQF_FD_SIZE_FD_BSIZE_M		GENMASK(31, 16)
 #define GLQF_FDINSET(_i, _j)			(0x00412000 + ((_i) * 4 + (_j) * 512))
 #define GLQF_FDMASK(_i)				(0x00410800 + ((_i) * 4))
 #define GLQF_FDMASK_MAX_INDEX			31
@@ -388,6 +403,10 @@
 #define GLQF_HMASK_SEL(_i)			(0x00410000 + ((_i) * 4))
 #define GLQF_HMASK_SEL_MAX_INDEX		127
 #define GLQF_HMASK_SEL_MASK_SEL_S		0
+#define E800_PFQF_FD_CNT_FD_GCNT_M		GENMASK(14, 0)
+#define E830_PFQF_FD_CNT_FD_GCNT_M		GENMASK(15, 0)
+#define E800_PFQF_FD_CNT_FD_BCNT_M		GENMASK(30, 16)
+#define E830_PFQF_FD_CNT_FD_BCNT_M		GENMASK(31, 16)
 #define PFQF_FD_ENA				0x0043A000
 #define PFQF_FD_ENA_FD_ENA_M			BIT(0)
 #define PFQF_FD_SIZE				0x00460100
@@ -478,6 +497,7 @@
 #define GLTSYN_SYNC_DLAY			0x00088818
 #define GLTSYN_TGT_H_0(_i)			(0x00088930 + ((_i) * 4))
 #define GLTSYN_TGT_L_0(_i)			(0x00088928 + ((_i) * 4))
+#define GLTSYN_TIME_0(_i)			(0x000888C8 + ((_i) * 4))
 #define GLTSYN_TIME_H(_i)			(0x000888D8 + ((_i) * 4))
 #define GLTSYN_TIME_L(_i)			(0x000888D0 + ((_i) * 4))
 #define PFHH_SEM				0x000A4200 /* Reset Source: PFR */
@@ -486,9 +506,11 @@
 #define PFTSYN_SEM_BUSY_M			BIT(0)
 #define VSIQF_FD_CNT(_VSI)			(0x00464000 + ((_VSI) * 4))
 #define VSIQF_FD_CNT_FD_GCNT_S			0
-#define VSIQF_FD_CNT_FD_GCNT_M			ICE_M(0x3FFF, 0)
+#define E800_VSIQF_FD_CNT_FD_GCNT_M		GENMASK(13, 0)
+#define E830_VSIQF_FD_CNT_FD_GCNT_M		GENMASK(15, 0)
 #define VSIQF_FD_CNT_FD_BCNT_S			16
-#define VSIQF_FD_CNT_FD_BCNT_M			ICE_M(0x3FFF, 16)
+#define E800_VSIQF_FD_CNT_FD_BCNT_M		GENMASK(29, 16)
+#define E830_VSIQF_FD_CNT_FD_BCNT_M		GENMASK(31, 16)
 #define VSIQF_FD_SIZE(_VSI)			(0x00462000 + ((_VSI) * 4))
 #define VSIQF_HKEY_MAX_INDEX			12
 #define PFPM_APM				0x000B8080
@@ -500,7 +522,14 @@
 #define PFPM_WUS_MAG_M				BIT(1)
 #define PFPM_WUS_MNG_M				BIT(3)
 #define PFPM_WUS_FW_RST_WK_M			BIT(31)
+#define E830_PRTMAC_CL01_PS_QNT			0x001E32A0
+#define E830_PRTMAC_CL01_PS_QNT_CL0_M		GENMASK(15, 0)
+#define E830_PRTMAC_CL01_QNT_THR		0x001E3320
+#define E830_PRTMAC_CL01_QNT_THR_CL0_M		GENMASK(15, 0)
 #define VFINT_DYN_CTLN(_i)			(0x00003800 + ((_i) * 4))
 #define VFINT_DYN_CTLN_CLEARPBA_M		BIT(1)
+#define E830_MBX_PF_IN_FLIGHT_VF_MSGS_THRESH	0x00234000
+#define E830_MBX_VF_DEC_TRIG(_VF)		(0x00233800 + (_VF) * 4)
+#define E830_MBX_VF_IN_FLIGHT_MSGS_AT_PF_CNT(_VF)	(0x00233000 + (_VF) * 4)
 
 #endif /* _ICE_HW_AUTOGEN_H_ */
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 3a0ef56d3edcac0cfa1304c1b2b62fea9ad8a2a7..1fc4805353eb586e99fc13fb32dfb47e555dc0b7 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -4023,6 +4023,9 @@ void ice_init_feature_support(struct ice_pf *pf)
 	default:
 		break;
 	}
+
+	if (pf->hw.mac_type == ICE_MAC_E830)
+		ice_set_feature_support(pf, ICE_F_MBX_LIMIT);
 }
 
 /**
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index 9f12c9a0fe29686053c9721e67dbb127658ef778..0ae7bdfff83fb22de27630c89c1bebd75e472408 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0
-/* Copyright (c) 2018, Intel Corporation. */
+/* Copyright (c) 2018-2023, Intel Corporation. */
 
 /* Intel(R) Ethernet Connection E800 Series Linux Driver */
 
@@ -1514,12 +1514,20 @@ static int __ice_clean_ctrlq(struct ice_pf *pf, enum ice_ctl_q q_type)
 			ice_vf_lan_overflow_event(pf, &event);
 			break;
 		case ice_mbx_opc_send_msg_to_pf:
-			data.num_msg_proc = i;
-			data.num_pending_arq = pending;
-			data.max_num_msgs_mbx = hw->mailboxq.num_rq_entries;
-			data.async_watermark_val = ICE_MBX_OVERFLOW_WATERMARK;
+			if (ice_is_feature_supported(pf, ICE_F_MBX_LIMIT)) {
+				ice_vc_process_vf_msg(pf, &event, NULL);
+				ice_mbx_vf_dec_trig_e830(hw, &event);
+			} else {
+				u16 val = hw->mailboxq.num_rq_entries;
+
+				data.max_num_msgs_mbx = val;
+				val = ICE_MBX_OVERFLOW_WATERMARK;
+				data.async_watermark_val = val;
+				data.num_msg_proc = i;
+				data.num_pending_arq = pending;
 
-			ice_vc_process_vf_msg(pf, &event, &data);
+				ice_vc_process_vf_msg(pf, &event, &data);
+			}
 			break;
 		case ice_aqc_opc_fw_logging:
 			ice_output_fw_log(hw, &event.desc, event.msg_buf);
@@ -1748,7 +1756,7 @@ static void ice_handle_mdd_event(struct ice_pf *pf)
 		wr32(hw, GL_MDET_TX_PQM, 0xffffffff);
 	}
 
-	reg = rd32(hw, GL_MDET_TX_TCLAN);
+	reg = rd32(hw, GL_MDET_TX_TCLAN_BY_MAC(hw));
 	if (reg & GL_MDET_TX_TCLAN_VALID_M) {
 		u8 pf_num = (reg & GL_MDET_TX_TCLAN_PF_NUM_M) >>
 				GL_MDET_TX_TCLAN_PF_NUM_S;
@@ -1762,7 +1770,7 @@ static void ice_handle_mdd_event(struct ice_pf *pf)
 		if (netif_msg_tx_err(pf))
 			dev_info(dev, "Malicious Driver Detection event %d on TX queue %d PF# %d VF# %d\n",
 				 event, queue, pf_num, vf_num);
-		wr32(hw, GL_MDET_TX_TCLAN, 0xffffffff);
+		wr32(hw, GL_MDET_TX_TCLAN_BY_MAC(hw), U32_MAX);
 	}
 
 	reg = rd32(hw, GL_MDET_RX);
@@ -1790,9 +1798,9 @@ static void ice_handle_mdd_event(struct ice_pf *pf)
 			dev_info(dev, "Malicious Driver Detection event TX_PQM detected on PF\n");
 	}
 
-	reg = rd32(hw, PF_MDET_TX_TCLAN);
+	reg = rd32(hw, PF_MDET_TX_TCLAN_BY_MAC(hw));
 	if (reg & PF_MDET_TX_TCLAN_VALID_M) {
-		wr32(hw, PF_MDET_TX_TCLAN, 0xFFFF);
+		wr32(hw, PF_MDET_TX_TCLAN_BY_MAC(hw), 0xffff);
 		if (netif_msg_tx_err(pf))
 			dev_info(dev, "Malicious Driver Detection event TX_TCLAN detected on PF\n");
 	}
@@ -3873,7 +3881,8 @@ static void ice_set_pf_caps(struct ice_pf *pf)
 	}
 
 	clear_bit(ICE_FLAG_PTP_SUPPORTED, pf->flags);
-	if (func_caps->common_cap.ieee_1588)
+	if (func_caps->common_cap.ieee_1588 &&
+	    !(pf->hw.mac_type == ICE_MAC_E830))
 		set_bit(ICE_FLAG_PTP_SUPPORTED, pf->flags);
 
 	pf->max_pf_txqs = func_caps->common_cap.num_txq;
@@ -3919,7 +3928,11 @@ static int ice_init_pf(struct ice_pf *pf)
 
 	mutex_init(&pf->vfs.table_lock);
 	hash_init(pf->vfs.table);
-	ice_mbx_init_snapshot(&pf->hw);
+	if (ice_is_feature_supported(pf, ICE_F_MBX_LIMIT))
+		wr32(&pf->hw, E830_MBX_PF_IN_FLIGHT_VF_MSGS_THRESH,
+		     ICE_MBX_OVERFLOW_WATERMARK);
+	else
+		ice_mbx_init_snapshot(&pf->hw);
 
 	return 0;
 }
diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c
index 31314e7540f8cfd059ad4a1ab4fb2c9713221b4c..56345fe65370793aaeba285c6483002194af29c8 100644
--- a/drivers/net/ethernet/intel/ice/ice_sriov.c
+++ b/drivers/net/ethernet/intel/ice/ice_sriov.c
@@ -36,6 +36,7 @@ static void ice_free_vf_entries(struct ice_pf *pf)
 
 	hash_for_each_safe(vfs->table, bkt, tmp, vf, entry) {
 		hash_del_rcu(&vf->entry);
+		ice_deinitialize_vf_entry(vf);
 		ice_put_vf(vf);
 	}
 }
@@ -194,9 +195,6 @@ void ice_free_vfs(struct ice_pf *pf)
 			wr32(hw, GLGEN_VFLRSTAT(reg_idx), BIT(bit_idx));
 		}
 
-		/* clear malicious info since the VF is getting released */
-		list_del(&vf->mbx_info.list_entry);
-
 		mutex_unlock(&vf->cfg_lock);
 	}
 
diff --git a/drivers/net/ethernet/intel/ice/ice_type.h b/drivers/net/ethernet/intel/ice/ice_type.h
index 5e353b0cbe6f7359474142b19f33f645084d15a7..35ee5b29ea34e42c0478ebcd33e6e79e14cb5d72 100644
--- a/drivers/net/ethernet/intel/ice/ice_type.h
+++ b/drivers/net/ethernet/intel/ice/ice_type.h
@@ -1,5 +1,5 @@
 /* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright (c) 2018, Intel Corporation. */
+/* Copyright (c) 2018-2023, Intel Corporation. */
 
 #ifndef _ICE_TYPE_H_
 #define _ICE_TYPE_H_
@@ -129,6 +129,7 @@ enum ice_set_fc_aq_failures {
 enum ice_mac_type {
 	ICE_MAC_UNKNOWN = 0,
 	ICE_MAC_E810,
+	ICE_MAC_E830,
 	ICE_MAC_GENERIC,
 };
 
diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib.c b/drivers/net/ethernet/intel/ice/ice_vf_lib.c
index 03b9d7d748518cc6bbc741b9fae360f25794f2e1..58f9ac81dfbb2c9681e1128859408b41d6c4792b 100644
--- a/drivers/net/ethernet/intel/ice/ice_vf_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.c
@@ -701,6 +701,23 @@ ice_vf_clear_vsi_promisc(struct ice_vf *vf, struct ice_vsi *vsi, u8 promisc_m)
 	return 0;
 }
 
+/**
+ * ice_reset_vf_mbx_cnt - reset VF mailbox message count
+ * @vf: pointer to the VF structure
+ *
+ * This function clears the VF mailbox message count, and should be called on
+ * VF reset.
+ */
+static void ice_reset_vf_mbx_cnt(struct ice_vf *vf)
+{
+	struct ice_pf *pf = vf->pf;
+
+	if (ice_is_feature_supported(pf, ICE_F_MBX_LIMIT))
+		ice_mbx_vf_clear_cnt_e830(&pf->hw, vf->vf_id);
+	else
+		ice_mbx_clear_malvf(&vf->mbx_info);
+}
+
 /**
  * ice_reset_all_vfs - reset all allocated VFs in one go
  * @pf: pointer to the PF structure
@@ -727,7 +744,7 @@ void ice_reset_all_vfs(struct ice_pf *pf)
 
 	/* clear all malicious info if the VFs are getting reset */
 	ice_for_each_vf(pf, bkt, vf)
-		ice_mbx_clear_malvf(&vf->mbx_info);
+		ice_reset_vf_mbx_cnt(vf);
 
 	/* If VFs have been disabled, there is no need to reset */
 	if (test_and_set_bit(ICE_VF_DIS, pf->state)) {
@@ -944,7 +961,7 @@ int ice_reset_vf(struct ice_vf *vf, u32 flags)
 	ice_eswitch_update_repr(vsi);
 
 	/* if the VF has been reset allow it to come up again */
-	ice_mbx_clear_malvf(&vf->mbx_info);
+	ice_reset_vf_mbx_cnt(vf);
 
 out_unlock:
 	if (lag && lag->bonded && lag->primary &&
@@ -994,11 +1011,22 @@ void ice_initialize_vf_entry(struct ice_vf *vf)
 	ice_vf_fdir_init(vf);
 
 	/* Initialize mailbox info for this VF */
-	ice_mbx_init_vf_info(&pf->hw, &vf->mbx_info);
+	if (ice_is_feature_supported(pf, ICE_F_MBX_LIMIT))
+		ice_mbx_vf_clear_cnt_e830(&pf->hw, vf->vf_id);
+	else
+		ice_mbx_init_vf_info(&pf->hw, &vf->mbx_info);
 
 	mutex_init(&vf->cfg_lock);
 }
 
+void ice_deinitialize_vf_entry(struct ice_vf *vf)
+{
+	struct ice_pf *pf = vf->pf;
+
+	if (!ice_is_feature_supported(pf, ICE_F_MBX_LIMIT))
+		list_del(&vf->mbx_info.list_entry);
+}
+
 /**
  * ice_dis_vf_qs - Disable the VF queues
  * @vf: pointer to the VF structure
diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib_private.h b/drivers/net/ethernet/intel/ice/ice_vf_lib_private.h
index 0c7e77c0a09fa62547016149aa86b28106155759..5392b04049862148dcf7d67fe672863d22df5418 100644
--- a/drivers/net/ethernet/intel/ice/ice_vf_lib_private.h
+++ b/drivers/net/ethernet/intel/ice/ice_vf_lib_private.h
@@ -24,6 +24,7 @@
 #endif
 
 void ice_initialize_vf_entry(struct ice_vf *vf);
+void ice_deinitialize_vf_entry(struct ice_vf *vf);
 void ice_dis_vf_qs(struct ice_vf *vf);
 int ice_check_vf_init(struct ice_vf *vf);
 enum virtchnl_status_code ice_err_to_virt_err(int err);
diff --git a/drivers/net/ethernet/intel/ice/ice_vf_mbx.c b/drivers/net/ethernet/intel/ice/ice_vf_mbx.c
index 40cb4ba0789cede45902c29f21cfd5da824d4ed9..75c8113e58ee92a95f3580ac6840d7792d5b0da5 100644
--- a/drivers/net/ethernet/intel/ice/ice_vf_mbx.c
+++ b/drivers/net/ethernet/intel/ice/ice_vf_mbx.c
@@ -210,6 +210,38 @@ ice_mbx_detect_malvf(struct ice_hw *hw, struct ice_mbx_vf_info *vf_info,
 	return 0;
 }
 
+/**
+ * ice_mbx_vf_dec_trig_e830 - Decrements the VF mailbox queue counter
+ * @hw: pointer to the HW struct
+ * @event: pointer to the control queue receive event
+ *
+ * This function triggers to decrement the counter
+ * MBX_VF_IN_FLIGHT_MSGS_AT_PF_CNT when the driver replenishes
+ * the buffers at the PF mailbox queue.
+ */
+void ice_mbx_vf_dec_trig_e830(const struct ice_hw *hw,
+			      const struct ice_rq_event_info *event)
+{
+	u16 vfid = le16_to_cpu(event->desc.retval);
+
+	wr32(hw, E830_MBX_VF_DEC_TRIG(vfid), 1);
+}
+
+/**
+ * ice_mbx_vf_clear_cnt_e830 - Clear the VF mailbox queue count
+ * @hw: pointer to the HW struct
+ * @vf_id: VF ID in the PF space
+ *
+ * This function clears the counter MBX_VF_IN_FLIGHT_MSGS_AT_PF_CNT, and should
+ * be called when a VF is created and on VF reset.
+ */
+void ice_mbx_vf_clear_cnt_e830(const struct ice_hw *hw, u16 vf_id)
+{
+	u32 reg = rd32(hw, E830_MBX_VF_IN_FLIGHT_MSGS_AT_PF_CNT(vf_id));
+
+	wr32(hw, E830_MBX_VF_DEC_TRIG(vf_id), reg);
+}
+
 /**
  * ice_mbx_vf_state_handler - Handle states of the overflow algorithm
  * @hw: pointer to the HW struct
diff --git a/drivers/net/ethernet/intel/ice/ice_vf_mbx.h b/drivers/net/ethernet/intel/ice/ice_vf_mbx.h
index 44bc030d17e07ab1538f8f27299484ed2c039dc4..684de89e5c5ed798ae1762e34ee6c61d906a3bf4 100644
--- a/drivers/net/ethernet/intel/ice/ice_vf_mbx.h
+++ b/drivers/net/ethernet/intel/ice/ice_vf_mbx.h
@@ -19,6 +19,9 @@ ice_aq_send_msg_to_vf(struct ice_hw *hw, u16 vfid, u32 v_opcode, u32 v_retval,
 		      u8 *msg, u16 msglen, struct ice_sq_cd *cd);
 
 u32 ice_conv_link_speed_to_virtchnl(bool adv_link_support, u16 link_speed);
+void ice_mbx_vf_dec_trig_e830(const struct ice_hw *hw,
+			      const struct ice_rq_event_info *event);
+void ice_mbx_vf_clear_cnt_e830(const struct ice_hw *hw, u16 vf_id);
 int
 ice_mbx_vf_state_handler(struct ice_hw *hw, struct ice_mbx_data *mbx_data,
 			 struct ice_mbx_vf_info *vf_info, bool *report_malvf);
@@ -47,5 +50,11 @@ static inline void ice_mbx_init_snapshot(struct ice_hw *hw)
 {
 }
 
+static inline void
+ice_mbx_vf_dec_trig_e830(const struct ice_hw *hw,
+			 const struct ice_rq_event_info *event)
+{
+}
+
 #endif /* CONFIG_PCI_IOV */
 #endif /* _ICE_VF_MBX_H_ */
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl.c b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
index 9f7268bb2ee3b46bd116fa7af9244103abf704d7..e709b10a29761b4268aa3c549eb311dbf2913956 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
@@ -3899,8 +3899,10 @@ ice_is_malicious_vf(struct ice_vf *vf, struct ice_mbx_data *mbxdata)
  * @event: pointer to the AQ event
  * @mbxdata: information used to detect VF attempting mailbox overflow
  *
- * called from the common asq/arq handler to
- * process request from VF
+ * Called from the common asq/arq handler to process request from VF. When this
+ * flow is used for devices with hardware VF to PF message queue overflow
+ * support (ICE_F_MBX_LIMIT) mbxdata is set to NULL and ice_is_malicious_vf
+ * check is skipped.
  */
 void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event,
 			   struct ice_mbx_data *mbxdata)
@@ -3926,7 +3928,7 @@ void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event,
 	mutex_lock(&vf->cfg_lock);
 
 	/* Check if the VF is trying to overflow the mailbox */
-	if (ice_is_malicious_vf(vf, mbxdata))
+	if (mbxdata && ice_is_malicious_vf(vf, mbxdata))
 		goto finish;
 
 	/* Check if VF is disabled. */
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c
index 974c71490d97c08944c35f9b4843ab2602b44dc1..3ca5f44dea26eb36c6f7d76074dc2b41df0139f2 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0
-/* Copyright (C) 2021, Intel Corporation. */
+/* Copyright (C) 2021-2023, Intel Corporation. */
 
 #include "ice.h"
 #include "ice_base.h"
@@ -1421,8 +1421,8 @@ ice_vc_fdir_irq_handler(struct ice_vsi *ctrl_vsi,
  */
 static void ice_vf_fdir_dump_info(struct ice_vf *vf)
 {
+	u32 fd_size, fd_cnt, fd_size_g, fd_cnt_g, fd_size_b, fd_cnt_b;
 	struct ice_vsi *vf_vsi;
-	u32 fd_size, fd_cnt;
 	struct device *dev;
 	struct ice_pf *pf;
 	struct ice_hw *hw;
@@ -1441,12 +1441,25 @@ static void ice_vf_fdir_dump_info(struct ice_vf *vf)
 
 	fd_size = rd32(hw, VSIQF_FD_SIZE(vsi_num));
 	fd_cnt = rd32(hw, VSIQF_FD_CNT(vsi_num));
-	dev_dbg(dev, "VF %d: space allocated: guar:0x%x, be:0x%x, space consumed: guar:0x%x, be:0x%x\n",
-		vf->vf_id,
-		(fd_size & VSIQF_FD_CNT_FD_GCNT_M) >> VSIQF_FD_CNT_FD_GCNT_S,
-		(fd_size & VSIQF_FD_CNT_FD_BCNT_M) >> VSIQF_FD_CNT_FD_BCNT_S,
-		(fd_cnt & VSIQF_FD_CNT_FD_GCNT_M) >> VSIQF_FD_CNT_FD_GCNT_S,
-		(fd_cnt & VSIQF_FD_CNT_FD_BCNT_M) >> VSIQF_FD_CNT_FD_BCNT_S);
+	switch (hw->mac_type) {
+	case ICE_MAC_E830:
+		fd_size_g = FIELD_GET(E830_VSIQF_FD_CNT_FD_GCNT_M, fd_size);
+		fd_size_b = FIELD_GET(E830_VSIQF_FD_CNT_FD_BCNT_M, fd_size);
+		fd_cnt_g = FIELD_GET(E830_VSIQF_FD_CNT_FD_GCNT_M, fd_cnt);
+		fd_cnt_b = FIELD_GET(E830_VSIQF_FD_CNT_FD_BCNT_M, fd_cnt);
+		break;
+	case ICE_MAC_E810:
+	default:
+		fd_size_g = FIELD_GET(E800_VSIQF_FD_CNT_FD_GCNT_M, fd_size);
+		fd_size_b = FIELD_GET(E800_VSIQF_FD_CNT_FD_BCNT_M, fd_size);
+		fd_cnt_g = FIELD_GET(E800_VSIQF_FD_CNT_FD_GCNT_M, fd_cnt);
+		fd_cnt_b = FIELD_GET(E800_VSIQF_FD_CNT_FD_BCNT_M, fd_cnt);
+	}
+
+	dev_dbg(dev, "VF %d: Size in the FD table: guaranteed:0x%x, best effort:0x%x\n",
+		vf->vf_id, fd_size_g, fd_size_b);
+	dev_dbg(dev, "VF %d: Filter counter in the FD table: guaranteed:0x%x, best effort:0x%x\n",
+		vf->vf_id, fd_cnt_g, fd_cnt_b);
 }
 
 /**