Adding upstream version 5.10.209.upstream/5.10.209

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1668 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
new file mode 100644
index 000000000..66748bb01
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
@@ -0,0 +1,1668 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+#include "amdgpu.h"
+#include "amdgpu_ras.h"
+#include "mmhub_v9_4.h"
+
+#include "mmhub/mmhub_9_4_1_offset.h"
+#include "mmhub/mmhub_9_4_1_sh_mask.h"
+#include "mmhub/mmhub_9_4_1_default.h"
+#include "athub/athub_1_0_offset.h"
+#include "athub/athub_1_0_sh_mask.h"
+#include "vega10_enum.h"
+#include "soc15.h"
+#include "soc15_common.h"
+
+#define MMHUB_NUM_INSTANCES			2
+#define MMHUB_INSTANCE_REGISTER_OFFSET		0x3000
+
+static u64 mmhub_v9_4_get_fb_location(struct amdgpu_device *adev)
+{
+	/* The base should be same b/t 2 mmhubs on Acrturus. Read one here. */
+	u64 base = RREG32_SOC15(MMHUB, 0, mmVMSHAREDVC0_MC_VM_FB_LOCATION_BASE);
+	u64 top = RREG32_SOC15(MMHUB, 0, mmVMSHAREDVC0_MC_VM_FB_LOCATION_TOP);
+
+	base &= VMSHAREDVC0_MC_VM_FB_LOCATION_BASE__FB_BASE_MASK;
+	base <<= 24;
+
+	top &= VMSHAREDVC0_MC_VM_FB_LOCATION_TOP__FB_TOP_MASK;
+	top <<= 24;
+
+	adev->gmc.fb_start = base;
+	adev->gmc.fb_end = top;
+
+	return base;
+}
+
+static void mmhub_v9_4_setup_hubid_vm_pt_regs(struct amdgpu_device *adev, int hubid,
+				uint32_t vmid, uint64_t value)
+{
+	struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB_0];
+
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+			    mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32,
+			    hub->ctx_addr_distance * vmid + hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			    lower_32_bits(value));
+
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+			    mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32,
+			    hub->ctx_addr_distance * vmid + hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			    upper_32_bits(value));
+
+}
+
+static void mmhub_v9_4_init_gart_aperture_regs(struct amdgpu_device *adev,
+					       int hubid)
+{
+	uint64_t pt_base = amdgpu_gmc_pd_addr(adev->gart.bo);
+
+	mmhub_v9_4_setup_hubid_vm_pt_regs(adev, hubid, 0, pt_base);
+
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+			    mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			    (u32)(adev->gmc.gart_start >> 12));
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+			    mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			    (u32)(adev->gmc.gart_start >> 44));
+
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+			    mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			    (u32)(adev->gmc.gart_end >> 12));
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+			    mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			    (u32)(adev->gmc.gart_end >> 44));
+}
+
+static void mmhub_v9_4_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid,
+				uint64_t page_table_base)
+{
+	int i;
+
+	for (i = 0; i < MMHUB_NUM_INSTANCES; i++)
+		mmhub_v9_4_setup_hubid_vm_pt_regs(adev, i, vmid,
+				page_table_base);
+}
+
+static void mmhub_v9_4_init_system_aperture_regs(struct amdgpu_device *adev,
+					         int hubid)
+{
+	uint64_t value;
+	uint32_t tmp;
+
+	/* Program the AGP BAR */
+	WREG32_SOC15_OFFSET(MMHUB, 0, mmVMSHAREDVC0_MC_VM_AGP_BASE,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			    0);
+	WREG32_SOC15_OFFSET(MMHUB, 0, mmVMSHAREDVC0_MC_VM_AGP_TOP,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			    adev->gmc.agp_end >> 24);
+	WREG32_SOC15_OFFSET(MMHUB, 0, mmVMSHAREDVC0_MC_VM_AGP_BOT,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			    adev->gmc.agp_start >> 24);
+
+	if (!amdgpu_sriov_vf(adev)) {
+		/* Program the system aperture low logical page number. */
+		WREG32_SOC15_OFFSET(
+			MMHUB, 0, mmVMSHAREDVC0_MC_VM_SYSTEM_APERTURE_LOW_ADDR,
+			hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			min(adev->gmc.fb_start, adev->gmc.agp_start) >> 18);
+		WREG32_SOC15_OFFSET(
+			MMHUB, 0, mmVMSHAREDVC0_MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
+			hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
+
+		/* Set default page address. */
+		value = adev->vram_scratch.gpu_addr - adev->gmc.vram_start +
+			adev->vm_manager.vram_base_offset;
+		WREG32_SOC15_OFFSET(
+			MMHUB, 0,
+			mmVMSHAREDPF0_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
+			hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			(u32)(value >> 12));
+		WREG32_SOC15_OFFSET(
+			MMHUB, 0,
+			mmVMSHAREDPF0_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,
+			hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			(u32)(value >> 44));
+
+		/* Program "protection fault". */
+		WREG32_SOC15_OFFSET(
+			MMHUB, 0,
+			mmVML2PF0_VM_L2_PROTECTION_FAULT_DEFAULT_ADDR_LO32,
+			hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			(u32)(adev->dummy_page_addr >> 12));
+		WREG32_SOC15_OFFSET(
+			MMHUB, 0,
+			mmVML2PF0_VM_L2_PROTECTION_FAULT_DEFAULT_ADDR_HI32,
+			hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+			(u32)((u64)adev->dummy_page_addr >> 44));
+
+		tmp = RREG32_SOC15_OFFSET(
+			MMHUB, 0, mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
+			hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
+				    ACTIVE_PAGE_MIGRATION_PTE_READ_RETRY, 1);
+		WREG32_SOC15_OFFSET(MMHUB, 0,
+				    mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
+				    hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
+				    tmp);
+	}
+}
+
+static void mmhub_v9_4_init_tlb_regs(struct amdgpu_device *adev, int hubid)
+{
+	uint32_t tmp;
+
+	/* Setup TLB control */
+	tmp = RREG32_SOC15_OFFSET(MMHUB, 0,
+			   mmVMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+			   hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
+
+	tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+			    ENABLE_L1_TLB, 1);
+	tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+			    SYSTEM_ACCESS_MODE, 3);
+	tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+			    ENABLE_ADVANCED_DRIVER_MODEL, 1);
+	tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+			    SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
+	tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+			    ECO_BITS, 0);
+	tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+			    MTYPE, MTYPE_UC);/* XXX for emulation. */
+	tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+			    ATC_EN, 1);
+
+	WREG32_SOC15_OFFSET(MMHUB, 0, mmVMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
+}
+
+static void mmhub_v9_4_init_cache_regs(struct amdgpu_device *adev, int hubid)
+{
+	uint32_t tmp;
+
+	/* Setup L2 cache */
+	tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL,
+				  hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
+	tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
+			    ENABLE_L2_CACHE, 1);
+	tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
+			    ENABLE_L2_FRAGMENT_PROCESSING, 1);
+	/* XXX for emulation, Refer to closed source code.*/
+	tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
+			    L2_PDE0_CACHE_TAG_GENERATION_MODE, 0);
+	tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
+			    PDE_FAULT_CLASSIFICATION, 0);
+	tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
+			    CONTEXT1_IDENTITY_ACCESS_MODE, 1);
+	tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
+			    IDENTITY_MODE_FRAGMENT_SIZE, 0);
+	WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL,
+		     hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
+
+	tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL2,
+				  hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
+	tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL2,
+			    INVALIDATE_ALL_L1_TLBS, 1);
+	tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL2,
+			    INVALIDATE_L2_CACHE, 1);
+	WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL2,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
+
+	tmp = mmVML2PF0_VM_L2_CNTL3_DEFAULT;
+	if (adev->gmc.translate_further) {
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL3, BANK_SELECT, 12);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL3,
+				    L2_CACHE_BIGK_FRAGMENT_SIZE, 9);
+	} else {
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL3, BANK_SELECT, 9);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL3,
+				    L2_CACHE_BIGK_FRAGMENT_SIZE, 6);
+	}
+	WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL3,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
+
+	tmp = mmVML2PF0_VM_L2_CNTL4_DEFAULT;
+	tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL4,
+			    VMC_TAP_PDE_REQUEST_PHYSICAL, 0);
+	tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL4,
+			    VMC_TAP_PTE_REQUEST_PHYSICAL, 0);
+	WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL4,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
+}
+
+static void mmhub_v9_4_enable_system_domain(struct amdgpu_device *adev,
+					    int hubid)
+{
+	uint32_t tmp;
+
+	tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT0_CNTL,
+				  hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
+	tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT0_CNTL, ENABLE_CONTEXT, 1);
+	tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT0_CNTL, PAGE_TABLE_DEPTH, 0);
+	tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT0_CNTL,
+			    RETRY_PERMISSION_OR_INVALID_PAGE_FAULT, 0);
+	WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT0_CNTL,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
+}
+
+static void mmhub_v9_4_disable_identity_aperture(struct amdgpu_device *adev,
+						 int hubid)
+{
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+		    mmVML2PF0_VM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_LO32,
+		    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0XFFFFFFFF);
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+		    mmVML2PF0_VM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_HI32,
+		    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0x0000000F);
+
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+		    mmVML2PF0_VM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR_LO32,
+		    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0);
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+		    mmVML2PF0_VM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR_HI32,
+		    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0);
+
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+		    mmVML2PF0_VM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET_LO32,
+		    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0);
+	WREG32_SOC15_OFFSET(MMHUB, 0,
+		    mmVML2PF0_VM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET_HI32,
+		    hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0);
+}
+
+static void mmhub_v9_4_setup_vmid_config(struct amdgpu_device *adev, int hubid)
+{
+	struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB_0];
+	uint32_t tmp;
+	int i;
+
+	for (i = 0; i <= 14; i++) {
+		tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT1_CNTL,
+				hubid * MMHUB_INSTANCE_REGISTER_OFFSET + i);
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    ENABLE_CONTEXT, 1);
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    PAGE_TABLE_DEPTH,
+				    adev->vm_manager.num_level);
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    1);
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    VALID_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    READ_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    PAGE_TABLE_BLOCK_SIZE,
+				    adev->vm_manager.block_size - 9);
+		/* Send no-retry XNACK on fault to suppress VM fault storm. */
+		tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
+				    RETRY_PERMISSION_OR_INVALID_PAGE_FAULT,
+				    !adev->gmc.noretry);
+		WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT1_CNTL,
+				    hubid * MMHUB_INSTANCE_REGISTER_OFFSET +
+				    i * hub->ctx_distance, tmp);
+		WREG32_SOC15_OFFSET(MMHUB, 0,
+			    mmVML2VC0_VM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET +
+			    i * hub->ctx_addr_distance, 0);
+		WREG32_SOC15_OFFSET(MMHUB, 0,
+			    mmVML2VC0_VM_CONTEXT1_PAGE_TABLE_START_ADDR_HI32,
+			    hubid * MMHUB_INSTANCE_REGISTER_OFFSET +
+			    i * hub->ctx_addr_distance, 0);
+		WREG32_SOC15_OFFSET(MMHUB, 0,
+				mmVML2VC0_VM_CONTEXT1_PAGE_TABLE_END_ADDR_LO32,
+				hubid * MMHUB_INSTANCE_REGISTER_OFFSET +
+				i * hub->ctx_addr_distance,
+				lower_32_bits(adev->vm_manager.max_pfn - 1));
+		WREG32_SOC15_OFFSET(MMHUB, 0,
+				mmVML2VC0_VM_CONTEXT1_PAGE_TABLE_END_ADDR_HI32,
+				hubid * MMHUB_INSTANCE_REGISTER_OFFSET +
+				i * hub->ctx_addr_distance,
+				upper_32_bits(adev->vm_manager.max_pfn - 1));
+	}
+}
+
+static void mmhub_v9_4_program_invalidation(struct amdgpu_device *adev,
+					    int hubid)
+{
+	struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB_0];
+	unsigned i;
+
+	for (i = 0; i < 18; ++i) {
+		WREG32_SOC15_OFFSET(MMHUB, 0,
+				mmVML2VC0_VM_INVALIDATE_ENG0_ADDR_RANGE_LO32,
+				hubid * MMHUB_INSTANCE_REGISTER_OFFSET +
+				i * hub->eng_addr_distance,
+				0xffffffff);
+		WREG32_SOC15_OFFSET(MMHUB, 0,
+				mmVML2VC0_VM_INVALIDATE_ENG0_ADDR_RANGE_HI32,
+				hubid * MMHUB_INSTANCE_REGISTER_OFFSET +
+				i * hub->eng_addr_distance,
+				0x1f);
+	}
+}
+
+static int mmhub_v9_4_gart_enable(struct amdgpu_device *adev)
+{
+	int i;
+
+	for (i = 0; i < MMHUB_NUM_INSTANCES; i++) {
+		/* GART Enable. */
+		mmhub_v9_4_init_gart_aperture_regs(adev, i);
+		mmhub_v9_4_init_system_aperture_regs(adev, i);
+		mmhub_v9_4_init_tlb_regs(adev, i);
+		if (!amdgpu_sriov_vf(adev))
+			mmhub_v9_4_init_cache_regs(adev, i);
+
+		mmhub_v9_4_enable_system_domain(adev, i);
+		if (!amdgpu_sriov_vf(adev))
+			mmhub_v9_4_disable_identity_aperture(adev, i);
+		mmhub_v9_4_setup_vmid_config(adev, i);
+		mmhub_v9_4_program_invalidation(adev, i);
+	}
+
+	return 0;
+}
+
+static void mmhub_v9_4_gart_disable(struct amdgpu_device *adev)
+{
+	struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB_0];
+	u32 tmp;
+	u32 i, j;
+
+	for (j = 0; j < MMHUB_NUM_INSTANCES; j++) {
+		/* Disable all tables */
+		for (i = 0; i < 16; i++)
+			WREG32_SOC15_OFFSET(MMHUB, 0,
+					    mmVML2VC0_VM_CONTEXT0_CNTL,
+					    j * MMHUB_INSTANCE_REGISTER_OFFSET +
+					    i * hub->ctx_distance, 0);
+
+		/* Setup TLB control */
+		tmp = RREG32_SOC15_OFFSET(MMHUB, 0,
+				   mmVMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+				   j * MMHUB_INSTANCE_REGISTER_OFFSET);
+		tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+				    ENABLE_L1_TLB, 0);
+		tmp = REG_SET_FIELD(tmp,
+				    VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+				    ENABLE_ADVANCED_DRIVER_MODEL, 0);
+		WREG32_SOC15_OFFSET(MMHUB, 0,
+				    mmVMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
+				    j * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
+
+		/* Setup L2 cache */
+		tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL,
+					  j * MMHUB_INSTANCE_REGISTER_OFFSET);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
+				    ENABLE_L2_CACHE, 0);
+		WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL,
+				    j * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
+		WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL3,
+				    j * MMHUB_INSTANCE_REGISTER_OFFSET, 0);
+	}
+}
+
+/**
+ * mmhub_v1_0_set_fault_enable_default - update GART/VM fault handling
+ *
+ * @adev: amdgpu_device pointer
+ * @value: true redirects VM faults to the default page
+ */
+static void mmhub_v9_4_set_fault_enable_default(struct amdgpu_device *adev, bool value)
+{
+	u32 tmp;
+	int i;
+
+	for (i = 0; i < MMHUB_NUM_INSTANCES; i++) {
+		tmp = RREG32_SOC15_OFFSET(MMHUB, 0,
+					  mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+					  i * MMHUB_INSTANCE_REGISTER_OFFSET);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    RANGE_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    value);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    PDE0_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    value);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    PDE1_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    value);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    PDE2_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    value);
+		tmp = REG_SET_FIELD(tmp,
+			    VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+			    TRANSLATE_FURTHER_PROTECTION_FAULT_ENABLE_DEFAULT,
+			    value);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    NACK_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    value);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    value);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    VALID_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    value);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    READ_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    value);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    WRITE_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    value);
+		tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT,
+				    value);
+		if (!value) {
+			tmp = REG_SET_FIELD(tmp,
+					    VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+					    CRASH_ON_NO_RETRY_FAULT, 1);
+			tmp = REG_SET_FIELD(tmp,
+					    VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+					    CRASH_ON_RETRY_FAULT, 1);
+		}
+
+		WREG32_SOC15_OFFSET(MMHUB, 0,
+				    mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
+				    i * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
+	}
+}
+
+static void mmhub_v9_4_init(struct amdgpu_device *adev)
+{
+	struct amdgpu_vmhub *hub[MMHUB_NUM_INSTANCES] =
+		{&adev->vmhub[AMDGPU_MMHUB_0], &adev->vmhub[AMDGPU_MMHUB_1]};
+	int i;
+
+	for (i = 0; i < MMHUB_NUM_INSTANCES; i++) {
+		hub[i]->ctx0_ptb_addr_lo32 =
+			SOC15_REG_OFFSET(MMHUB, 0,
+			    mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32) +
+			    i * MMHUB_INSTANCE_REGISTER_OFFSET;
+		hub[i]->ctx0_ptb_addr_hi32 =
+			SOC15_REG_OFFSET(MMHUB, 0,
+			    mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32) +
+			    i * MMHUB_INSTANCE_REGISTER_OFFSET;
+		hub[i]->vm_inv_eng0_sem =
+			SOC15_REG_OFFSET(MMHUB, 0,
+					 mmVML2VC0_VM_INVALIDATE_ENG0_SEM) +
+					 i * MMHUB_INSTANCE_REGISTER_OFFSET;
+		hub[i]->vm_inv_eng0_req =
+			SOC15_REG_OFFSET(MMHUB, 0,
+					 mmVML2VC0_VM_INVALIDATE_ENG0_REQ) +
+					 i * MMHUB_INSTANCE_REGISTER_OFFSET;
+		hub[i]->vm_inv_eng0_ack =
+			SOC15_REG_OFFSET(MMHUB, 0,
+					 mmVML2VC0_VM_INVALIDATE_ENG0_ACK) +
+					 i * MMHUB_INSTANCE_REGISTER_OFFSET;
+		hub[i]->vm_context0_cntl =
+			SOC15_REG_OFFSET(MMHUB, 0,
+					 mmVML2VC0_VM_CONTEXT0_CNTL) +
+					 i * MMHUB_INSTANCE_REGISTER_OFFSET;
+		hub[i]->vm_l2_pro_fault_status =
+			SOC15_REG_OFFSET(MMHUB, 0,
+				    mmVML2PF0_VM_L2_PROTECTION_FAULT_STATUS) +
+				    i * MMHUB_INSTANCE_REGISTER_OFFSET;
+		hub[i]->vm_l2_pro_fault_cntl =
+			SOC15_REG_OFFSET(MMHUB, 0,
+				    mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL) +
+				    i * MMHUB_INSTANCE_REGISTER_OFFSET;
+
+		hub[i]->ctx_distance = mmVML2VC0_VM_CONTEXT1_CNTL -
+			mmVML2VC0_VM_CONTEXT0_CNTL;
+		hub[i]->ctx_addr_distance = mmVML2VC0_VM_CONTEXT1_PAGE_TABLE_BASE_ADDR_LO32 -
+			mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32;
+		hub[i]->eng_distance = mmVML2VC0_VM_INVALIDATE_ENG1_REQ -
+			mmVML2VC0_VM_INVALIDATE_ENG0_REQ;
+		hub[i]->eng_addr_distance = mmVML2VC0_VM_INVALIDATE_ENG1_ADDR_RANGE_LO32 -
+			mmVML2VC0_VM_INVALIDATE_ENG0_ADDR_RANGE_LO32;
+	}
+}
+
+static void mmhub_v9_4_update_medium_grain_clock_gating(struct amdgpu_device *adev,
+							bool enable)
+{
+	uint32_t def, data, def1, data1;
+	int i, j;
+	int dist = mmDAGB1_CNTL_MISC2 - mmDAGB0_CNTL_MISC2;
+
+	for (i = 0; i < MMHUB_NUM_INSTANCES; i++) {
+		def = data = RREG32_SOC15_OFFSET(MMHUB, 0,
+					mmATCL2_0_ATC_L2_MISC_CG,
+					i * MMHUB_INSTANCE_REGISTER_OFFSET);
+
+		if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG))
+			data |= ATCL2_0_ATC_L2_MISC_CG__ENABLE_MASK;
+		else
+			data &= ~ATCL2_0_ATC_L2_MISC_CG__ENABLE_MASK;
+
+		if (def != data)
+			WREG32_SOC15_OFFSET(MMHUB, 0, mmATCL2_0_ATC_L2_MISC_CG,
+				i * MMHUB_INSTANCE_REGISTER_OFFSET, data);
+
+		for (j = 0; j < 5; j++) {
+			def1 = data1 = RREG32_SOC15_OFFSET(MMHUB, 0,
+					mmDAGB0_CNTL_MISC2,
+					i * MMHUB_INSTANCE_REGISTER_OFFSET +
+					j * dist);
+			if (enable &&
+			    (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG)) {
+				data1 &=
+				    ~(DAGB0_CNTL_MISC2__DISABLE_WRREQ_CG_MASK |
+				    DAGB0_CNTL_MISC2__DISABLE_WRRET_CG_MASK |
+				    DAGB0_CNTL_MISC2__DISABLE_RDREQ_CG_MASK |
+				    DAGB0_CNTL_MISC2__DISABLE_RDRET_CG_MASK |
+				    DAGB0_CNTL_MISC2__DISABLE_TLBWR_CG_MASK |
+				    DAGB0_CNTL_MISC2__DISABLE_TLBRD_CG_MASK);
+			} else {
+				data1 |=
+				    (DAGB0_CNTL_MISC2__DISABLE_WRREQ_CG_MASK |
+				    DAGB0_CNTL_MISC2__DISABLE_WRRET_CG_MASK |
+				    DAGB0_CNTL_MISC2__DISABLE_RDREQ_CG_MASK |
+				    DAGB0_CNTL_MISC2__DISABLE_RDRET_CG_MASK |
+				    DAGB0_CNTL_MISC2__DISABLE_TLBWR_CG_MASK |
+				    DAGB0_CNTL_MISC2__DISABLE_TLBRD_CG_MASK);
+			}
+
+			if (def1 != data1)
+				WREG32_SOC15_OFFSET(MMHUB, 0,
+					mmDAGB0_CNTL_MISC2,
+					i * MMHUB_INSTANCE_REGISTER_OFFSET +
+					j * dist, data1);
+
+			if (i == 1 && j == 3)
+				break;
+		}
+	}
+}
+
+static void mmhub_v9_4_update_medium_grain_light_sleep(struct amdgpu_device *adev,
+						       bool enable)
+{
+	uint32_t def, data;
+	int i;
+
+	for (i = 0; i < MMHUB_NUM_INSTANCES; i++) {
+		def = data = RREG32_SOC15_OFFSET(MMHUB, 0,
+					mmATCL2_0_ATC_L2_MISC_CG,
+					i * MMHUB_INSTANCE_REGISTER_OFFSET);
+
+		if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS))
+			data |= ATCL2_0_ATC_L2_MISC_CG__MEM_LS_ENABLE_MASK;
+		else
+			data &= ~ATCL2_0_ATC_L2_MISC_CG__MEM_LS_ENABLE_MASK;
+
+		if (def != data)
+			WREG32_SOC15_OFFSET(MMHUB, 0, mmATCL2_0_ATC_L2_MISC_CG,
+				i * MMHUB_INSTANCE_REGISTER_OFFSET, data);
+	}
+}
+
+static int mmhub_v9_4_set_clockgating(struct amdgpu_device *adev,
+			       enum amd_clockgating_state state)
+{
+	if (amdgpu_sriov_vf(adev))
+		return 0;
+
+	switch (adev->asic_type) {
+	case CHIP_ARCTURUS:
+		mmhub_v9_4_update_medium_grain_clock_gating(adev,
+				state == AMD_CG_STATE_GATE);
+		mmhub_v9_4_update_medium_grain_light_sleep(adev,
+				state == AMD_CG_STATE_GATE);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static void mmhub_v9_4_get_clockgating(struct amdgpu_device *adev, u32 *flags)
+{
+	int data, data1;
+
+	if (amdgpu_sriov_vf(adev))
+		*flags = 0;
+
+	/* AMD_CG_SUPPORT_MC_MGCG */
+	data = RREG32_SOC15(MMHUB, 0, mmATCL2_0_ATC_L2_MISC_CG);
+
+	data1 = RREG32_SOC15(MMHUB, 0, mmATCL2_0_ATC_L2_MISC_CG);
+
+	if ((data & ATCL2_0_ATC_L2_MISC_CG__ENABLE_MASK) &&
+	    !(data1 & (DAGB0_CNTL_MISC2__DISABLE_WRREQ_CG_MASK |
+		       DAGB0_CNTL_MISC2__DISABLE_WRRET_CG_MASK |
+		       DAGB0_CNTL_MISC2__DISABLE_RDREQ_CG_MASK |
+		       DAGB0_CNTL_MISC2__DISABLE_RDRET_CG_MASK |
+		       DAGB0_CNTL_MISC2__DISABLE_TLBWR_CG_MASK |
+		       DAGB0_CNTL_MISC2__DISABLE_TLBRD_CG_MASK)))
+		*flags |= AMD_CG_SUPPORT_MC_MGCG;
+
+	/* AMD_CG_SUPPORT_MC_LS */
+	if (data & ATCL2_0_ATC_L2_MISC_CG__MEM_LS_ENABLE_MASK)
+		*flags |= AMD_CG_SUPPORT_MC_LS;
+}
+
+static const struct soc15_ras_field_entry mmhub_v9_4_ras_fields[] = {
+	/* MMHUB Range 0 */
+	{ "MMEA0_DRAMRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, DRAMRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, DRAMRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA0_DRAMWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, DRAMWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, DRAMWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA0_DRAMWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, DRAMWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, DRAMWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA0_RRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, RRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, RRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA0_WRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, WRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, WRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA0_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, DRAMRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA0_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, DRAMWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA0_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, IORD_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA0_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, IOWR_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA0_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT, IOWR_DATAMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA0_GMIRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, GMIRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, GMIRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA0_GMIWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, GMIWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, GMIWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA0_GMIWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, GMIWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, GMIWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA0_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, GMIRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA0_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, GMIWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA0_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA0_EDC_CNT3, DRAMRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA0_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA0_EDC_CNT3, DRAMWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA0_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA0_EDC_CNT3, IORD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA0_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA0_EDC_CNT3, IOWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA0_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA0_EDC_CNT3, IOWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA0_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA0_EDC_CNT3, GMIRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA0_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA0_EDC_CNT3, GMIWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA0_MAM_D0MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, MAM_D0MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, MAM_D0MEM_DED_COUNT),
+	},
+	{ "MMEA0_MAM_D1MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, MAM_D1MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, MAM_D1MEM_DED_COUNT),
+	},
+	{ "MMEA0_MAM_D2MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, MAM_D2MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, MAM_D2MEM_DED_COUNT),
+	},
+	{ "MMEA0_MAM_D3MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, MAM_D3MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA0_EDC_CNT2, MAM_D3MEM_DED_COUNT),
+	},
+
+	/* MMHUB Range 1 */
+	{ "MMEA1_DRAMRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, DRAMRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, DRAMRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA1_DRAMWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, DRAMWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, DRAMWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA1_DRAMWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, DRAMWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, DRAMWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA1_RRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, RRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, RRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA1_WRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, WRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, WRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA1_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, DRAMRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA1_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, DRAMWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA1_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, IORD_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA1_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, IOWR_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA1_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT, IOWR_DATAMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA1_GMIRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, GMIRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, GMIRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA1_GMIWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, GMIWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, GMIWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA1_GMIWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, GMIWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, GMIWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA1_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, GMIRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA1_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, GMIWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA1_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA1_EDC_CNT3, DRAMRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA1_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA1_EDC_CNT3, DRAMWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA1_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA1_EDC_CNT3, IORD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA1_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA1_EDC_CNT3, IOWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA1_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA1_EDC_CNT3, IOWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA1_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA1_EDC_CNT3, GMIRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA1_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA1_EDC_CNT3, GMIWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA1_MAM_D0MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, MAM_D0MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, MAM_D0MEM_DED_COUNT),
+	},
+	{ "MMEA1_MAM_D1MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, MAM_D1MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, MAM_D1MEM_DED_COUNT),
+	},
+	{ "MMEA1_MAM_D2MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, MAM_D2MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, MAM_D2MEM_DED_COUNT),
+	},
+	{ "MMEA1_MAM_D3MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, MAM_D3MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA1_EDC_CNT2, MAM_D3MEM_DED_COUNT),
+	},
+
+	/* MMHAB Range 2*/
+	{ "MMEA2_DRAMRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, DRAMRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, DRAMRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA2_DRAMWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, DRAMWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, DRAMWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA2_DRAMWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, DRAMWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, DRAMWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA2_RRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, RRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, RRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA2_WRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, WRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, WRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA2_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, DRAMRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA2_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, DRAMWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA2_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, IORD_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA2_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, IOWR_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA2_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT, IOWR_DATAMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA2_GMIRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, GMIRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, GMIRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA2_GMIWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, GMIWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, GMIWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA2_GMIWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, GMIWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, GMIWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA2_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, GMIRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA2_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, GMIWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA2_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA2_EDC_CNT3, DRAMRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA2_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA2_EDC_CNT3, DRAMWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA2_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA2_EDC_CNT3, IORD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA2_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA2_EDC_CNT3, IOWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA2_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA2_EDC_CNT3, IOWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA2_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA2_EDC_CNT3, GMIRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA2_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA2_EDC_CNT3, GMIWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA2_MAM_D0MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, MAM_D0MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, MAM_D0MEM_DED_COUNT),
+	},
+	{ "MMEA2_MAM_D1MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, MAM_D1MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, MAM_D1MEM_DED_COUNT),
+	},
+	{ "MMEA2_MAM_D2MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, MAM_D2MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, MAM_D2MEM_DED_COUNT),
+	},
+	{ "MMEA2_MAM_D3MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, MAM_D3MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA2_EDC_CNT2, MAM_D3MEM_DED_COUNT),
+	},
+
+	/* MMHUB Rang 3 */
+	{ "MMEA3_DRAMRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, DRAMRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, DRAMRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA3_DRAMWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, DRAMWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, DRAMWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA3_DRAMWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, DRAMWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, DRAMWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA3_RRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, RRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, RRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA3_WRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, WRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, WRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA3_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, DRAMRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA3_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, DRAMWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA3_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, IORD_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA3_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, IOWR_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA3_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT, IOWR_DATAMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA3_GMIRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, GMIRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, GMIRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA3_GMIWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, GMIWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, GMIWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA3_GMIWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, GMIWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, GMIWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA3_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, GMIRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA3_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, GMIWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA3_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA3_EDC_CNT3, DRAMRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA3_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA3_EDC_CNT3, DRAMWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA3_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA3_EDC_CNT3, IORD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA3_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA3_EDC_CNT3, IOWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA3_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA3_EDC_CNT3, IOWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA3_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA3_EDC_CNT3, GMIRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA3_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA3_EDC_CNT3, GMIWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA3_MAM_D0MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, MAM_D0MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, MAM_D0MEM_DED_COUNT),
+	},
+	{ "MMEA3_MAM_D1MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, MAM_D1MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, MAM_D1MEM_DED_COUNT),
+	},
+	{ "MMEA3_MAM_D2MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, MAM_D2MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, MAM_D2MEM_DED_COUNT),
+	},
+	{ "MMEA3_MAM_D3MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, MAM_D3MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA3_EDC_CNT2, MAM_D3MEM_DED_COUNT),
+	},
+
+	/* MMHUB Range 4 */
+	{ "MMEA4_DRAMRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, DRAMRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, DRAMRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA4_DRAMWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, DRAMWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, DRAMWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA4_DRAMWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, DRAMWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, DRAMWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA4_RRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, RRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, RRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA4_WRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, WRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, WRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA4_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, DRAMRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA4_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, DRAMWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA4_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, IORD_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA4_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, IOWR_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA4_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT, IOWR_DATAMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA4_GMIRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, GMIRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, GMIRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA4_GMIWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, GMIWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, GMIWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA4_GMIWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, GMIWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, GMIWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA4_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, GMIRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA4_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, GMIWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA4_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA4_EDC_CNT3, DRAMRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA4_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA4_EDC_CNT3, DRAMWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA4_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA4_EDC_CNT3, IORD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA4_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA4_EDC_CNT3, IOWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA4_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA4_EDC_CNT3, IOWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA4_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA4_EDC_CNT3, GMIRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA4_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA4_EDC_CNT3, GMIWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA4_MAM_D0MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, MAM_D0MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, MAM_D0MEM_DED_COUNT),
+	},
+	{ "MMEA4_MAM_D1MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, MAM_D1MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, MAM_D1MEM_DED_COUNT),
+	},
+	{ "MMEA4_MAM_D2MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, MAM_D2MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, MAM_D2MEM_DED_COUNT),
+	},
+	{ "MMEA4_MAM_D3MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, MAM_D3MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA4_EDC_CNT2, MAM_D3MEM_DED_COUNT),
+	},
+
+	/* MMHUAB Range 5 */
+	{ "MMEA5_DRAMRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, DRAMRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, DRAMRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA5_DRAMWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, DRAMWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, DRAMWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA5_DRAMWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, DRAMWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, DRAMWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA5_RRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, RRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, RRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA5_WRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, WRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, WRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA5_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, DRAMRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA5_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, DRAMWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA5_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, IORD_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA5_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, IOWR_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA5_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT, IOWR_DATAMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA5_GMIRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, GMIRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, GMIRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA5_GMIWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, GMIWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, GMIWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA5_GMIWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, GMIWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, GMIWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA5_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, GMIRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA5_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, GMIWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA5_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA5_EDC_CNT3, DRAMRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA5_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA5_EDC_CNT3, DRAMWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA5_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA5_EDC_CNT3, IORD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA5_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA5_EDC_CNT3, IOWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA5_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA5_EDC_CNT3, IOWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA5_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA5_EDC_CNT3, GMIRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA5_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA5_EDC_CNT3, GMIWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA5_MAM_D0MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, MAM_D0MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, MAM_D0MEM_DED_COUNT),
+	},
+	{ "MMEA5_MAM_D1MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, MAM_D1MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, MAM_D1MEM_DED_COUNT),
+	},
+	{ "MMEA5_MAM_D2MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, MAM_D2MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, MAM_D2MEM_DED_COUNT),
+	},
+	{ "MMEA5_MAM_D3MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, MAM_D3MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA5_EDC_CNT2, MAM_D3MEM_DED_COUNT),
+	},
+
+	/* MMHUB Range 6 */
+	{ "MMEA6_DRAMRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, DRAMRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, DRAMRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA6_DRAMWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, DRAMWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, DRAMWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA6_DRAMWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, DRAMWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, DRAMWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA6_RRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, RRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, RRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA6_WRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, WRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, WRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA6_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, DRAMRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA6_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, DRAMWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA6_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, IORD_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA6_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, IOWR_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA6_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT, IOWR_DATAMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA6_GMIRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, GMIRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, GMIRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA6_GMIWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, GMIWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, GMIWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA6_GMIWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, GMIWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, GMIWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA6_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, GMIRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA6_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, GMIWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA6_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA6_EDC_CNT3, DRAMRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA6_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA6_EDC_CNT3, DRAMWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA6_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA6_EDC_CNT3, IORD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA6_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA6_EDC_CNT3, IOWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA6_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA6_EDC_CNT3, IOWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA6_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA6_EDC_CNT3, GMIRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA6_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA6_EDC_CNT3, GMIWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA6_MAM_D0MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, MAM_D0MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, MAM_D0MEM_DED_COUNT),
+	},
+	{ "MMEA6_MAM_D1MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, MAM_D1MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, MAM_D1MEM_DED_COUNT),
+	},
+	{ "MMEA6_MAM_D2MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, MAM_D2MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, MAM_D2MEM_DED_COUNT),
+	},
+	{ "MMEA6_MAM_D3MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, MAM_D3MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA6_EDC_CNT2, MAM_D3MEM_DED_COUNT),
+	},
+
+	/* MMHUB Range 7*/
+	{ "MMEA7_DRAMRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, DRAMRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, DRAMRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA7_DRAMWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, DRAMWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, DRAMWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA7_DRAMWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, DRAMWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, DRAMWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA7_RRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, RRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, RRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA7_WRET_TAGMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, WRET_TAGMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, WRET_TAGMEM_DED_COUNT),
+	},
+	{ "MMEA7_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, DRAMRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA7_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, DRAMWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA7_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, IORD_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA7_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, IOWR_CMDMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA7_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT, IOWR_DATAMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA7_GMIRD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, GMIRD_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, GMIRD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA7_GMIWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, GMIWR_CMDMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, GMIWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA7_GMIWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, GMIWR_DATAMEM_SEC_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, GMIWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA7_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, GMIRD_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA7_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, GMIWR_PAGEMEM_SED_COUNT),
+	0, 0,
+	},
+	{ "MMEA7_DRAMRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA7_EDC_CNT3, DRAMRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA7_DRAMWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA7_EDC_CNT3, DRAMWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA7_IORD_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA7_EDC_CNT3, IORD_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA7_IOWR_CMDMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA7_EDC_CNT3, IOWR_CMDMEM_DED_COUNT),
+	},
+	{ "MMEA7_IOWR_DATAMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA7_EDC_CNT3, IOWR_DATAMEM_DED_COUNT),
+	},
+	{ "MMEA7_GMIRD_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA7_EDC_CNT3, GMIRD_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA7_GMIWR_PAGEMEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT3),
+	0, 0,
+	SOC15_REG_FIELD(MMEA7_EDC_CNT3, GMIWR_PAGEMEM_DED_COUNT),
+	},
+	{ "MMEA7_MAM_D0MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, MAM_D0MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, MAM_D0MEM_DED_COUNT),
+	},
+	{ "MMEA7_MAM_D1MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, MAM_D1MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, MAM_D1MEM_DED_COUNT),
+	},
+	{ "MMEA7_MAM_D2MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, MAM_D2MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, MAM_D2MEM_DED_COUNT),
+	},
+	{ "MMEA7_MAM_D3MEM", SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT2),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, MAM_D3MEM_SED_COUNT),
+	SOC15_REG_FIELD(MMEA7_EDC_CNT2, MAM_D3MEM_DED_COUNT),
+	}
+};
+
+static const struct soc15_reg_entry mmhub_v9_4_edc_cnt_regs[] = {
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT2), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_EDC_CNT3), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT2), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_EDC_CNT3), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT2), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_EDC_CNT3), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT2), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_EDC_CNT3), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT2), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_EDC_CNT3), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT2), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_EDC_CNT3), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT2), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_EDC_CNT3), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT2), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_EDC_CNT3), 0, 0, 0 },
+};
+
+static int mmhub_v9_4_get_ras_error_count(struct amdgpu_device *adev,
+					  const struct soc15_reg_entry *reg,
+					  uint32_t value,
+					  uint32_t *sec_count,
+					  uint32_t *ded_count)
+{
+	uint32_t i;
+	uint32_t sec_cnt, ded_cnt;
+
+	for (i = 0; i < ARRAY_SIZE(mmhub_v9_4_ras_fields); i++) {
+		if(mmhub_v9_4_ras_fields[i].reg_offset != reg->reg_offset)
+			continue;
+
+		sec_cnt = (value &
+				mmhub_v9_4_ras_fields[i].sec_count_mask) >>
+				mmhub_v9_4_ras_fields[i].sec_count_shift;
+		if (sec_cnt) {
+			dev_info(adev->dev, "MMHUB SubBlock %s, SEC %d\n",
+				mmhub_v9_4_ras_fields[i].name,
+				sec_cnt);
+			*sec_count += sec_cnt;
+		}
+
+		ded_cnt = (value &
+				mmhub_v9_4_ras_fields[i].ded_count_mask) >>
+				mmhub_v9_4_ras_fields[i].ded_count_shift;
+		if (ded_cnt) {
+			dev_info(adev->dev, "MMHUB SubBlock %s, DED %d\n",
+				mmhub_v9_4_ras_fields[i].name,
+				ded_cnt);
+			*ded_count += ded_cnt;
+		}
+	}
+
+	return 0;
+}
+
+static void mmhub_v9_4_query_ras_error_count(struct amdgpu_device *adev,
+					   void *ras_error_status)
+{
+	struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status;
+	uint32_t sec_count = 0, ded_count = 0;
+	uint32_t i;
+	uint32_t reg_value;
+
+	err_data->ue_count = 0;
+	err_data->ce_count = 0;
+
+	for (i = 0; i < ARRAY_SIZE(mmhub_v9_4_edc_cnt_regs); i++) {
+		reg_value =
+			RREG32(SOC15_REG_ENTRY_OFFSET(mmhub_v9_4_edc_cnt_regs[i]));
+		if (reg_value)
+			mmhub_v9_4_get_ras_error_count(adev, &mmhub_v9_4_edc_cnt_regs[i],
+				reg_value, &sec_count, &ded_count);
+	}
+
+	err_data->ce_count += sec_count;
+	err_data->ue_count += ded_count;
+}
+
+static void mmhub_v9_4_reset_ras_error_count(struct amdgpu_device *adev)
+{
+	uint32_t i;
+
+	/* read back edc counter registers to reset the counters to 0 */
+	if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__MMHUB)) {
+		for (i = 0; i < ARRAY_SIZE(mmhub_v9_4_edc_cnt_regs); i++)
+			RREG32(SOC15_REG_ENTRY_OFFSET(mmhub_v9_4_edc_cnt_regs[i]));
+	}
+}
+
+static const struct soc15_reg_entry mmhub_v9_4_err_status_regs[] = {
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA0_ERR_STATUS), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA1_ERR_STATUS), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA2_ERR_STATUS), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA3_ERR_STATUS), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA4_ERR_STATUS), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA5_ERR_STATUS), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA6_ERR_STATUS), 0, 0, 0 },
+	{ SOC15_REG_ENTRY(MMHUB, 0, mmMMEA7_ERR_STATUS), 0, 0, 0 },
+};
+
+static void mmhub_v9_4_query_ras_error_status(struct amdgpu_device *adev)
+{
+	int i;
+	uint32_t reg_value;
+
+	if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__MMHUB))
+		return;
+
+	for (i = 0; i < ARRAY_SIZE(mmhub_v9_4_err_status_regs); i++) {
+		reg_value =
+			RREG32(SOC15_REG_ENTRY_OFFSET(mmhub_v9_4_err_status_regs[i]));
+		if (reg_value)
+			dev_warn(adev->dev, "MMHUB EA err detected at instance: %d, status: 0x%x!\n",
+					i, reg_value);
+	}
+}
+
+const struct amdgpu_mmhub_funcs mmhub_v9_4_funcs = {
+	.ras_late_init = amdgpu_mmhub_ras_late_init,
+	.query_ras_error_count = mmhub_v9_4_query_ras_error_count,
+	.reset_ras_error_count = mmhub_v9_4_reset_ras_error_count,
+	.get_fb_location = mmhub_v9_4_get_fb_location,
+	.init = mmhub_v9_4_init,
+	.gart_enable = mmhub_v9_4_gart_enable,
+	.set_fault_enable_default = mmhub_v9_4_set_fault_enable_default,
+	.gart_disable = mmhub_v9_4_gart_disable,
+	.set_clockgating = mmhub_v9_4_set_clockgating,
+	.get_clockgating = mmhub_v9_4_get_clockgating,
+	.setup_vm_pt_regs = mmhub_v9_4_setup_vm_pt_regs,
+	.query_ras_error_status = mmhub_v9_4_query_ras_error_status,
+};