[PATCH] drm/amdgpu: rename gfxhub_v1_0 to gchub_v9_0

Huang Rui ray.huang at amd.com
Thu Jul 20 06:31:44 UTC 2017


On Thu, Jul 20, 2017 at 11:26:37AM +0800, Hawking Zhang wrote:
> Change-Id: I32d98b77b8da6b180dd365ff7f99c08e8aa061b1
> Signed-off-by: Hawking Zhang <Hawking.Zhang at amd.com>

Acked-by: Huang Rui <ray.huang at amd.com>

> ---
>  drivers/gpu/drm/amd/amdgpu/Makefile      |   2 +-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c   |  10 +-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h   |   2 +-
>  drivers/gpu/drm/amd/amdgpu/gchub_v9_0.c  | 343 +++++++++++++++++++++++++++++++
>  drivers/gpu/drm/amd/amdgpu/gchub_v9_0.h  |  36 ++++
>  drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c    |   6 +-
>  drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c | 343 -------------------------------
>  drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.h |  36 ----
>  drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c    |  20 +-
>  drivers/gpu/drm/amd/amdgpu/soc15.c       |   2 +-
>  10 files changed, 400 insertions(+), 400 deletions(-)
>  create mode 100644 drivers/gpu/drm/amd/amdgpu/gchub_v9_0.c
>  create mode 100644 drivers/gpu/drm/amd/amdgpu/gchub_v9_0.h
>  delete mode 100644 drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
>  delete mode 100644 drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.h
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile
> index 1143f1a..04d3952 100644
> --- a/drivers/gpu/drm/amd/amdgpu/Makefile
> +++ b/drivers/gpu/drm/amd/amdgpu/Makefile
> @@ -48,7 +48,7 @@ amdgpu-y += \
>  amdgpu-y += \
>  	gmc_v7_0.o \
>  	gmc_v8_0.o \
> -	gfxhub_v1_0.o mmhub_v1_0.o gmc_v9_0.o
> +	gchub_v9_0.o mmhub_v1_0.o gmc_v9_0.o
>  
>  # add IH block
>  amdgpu-y += \
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index 400f3ff..1177dc8 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -2494,7 +2494,7 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
>  	vm->vm_context = vm_context;
>  	if (vm_context == AMDGPU_VM_CONTEXT_COMPUTE) {
>  		struct amdgpu_vm_id_manager *id_mgr =
> -				&adev->vm_manager.id_mgr[AMDGPU_GFXHUB];
> +				&adev->vm_manager.id_mgr[AMDGPU_GCHUB];
>  
>  		mutex_lock(&id_mgr->lock);
>  
> @@ -2564,7 +2564,7 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm)
>  
>  	if (vm->vm_context == AMDGPU_VM_CONTEXT_COMPUTE) {
>  		struct amdgpu_vm_id_manager *id_mgr =
> -				&adev->vm_manager.id_mgr[AMDGPU_GFXHUB];
> +				&adev->vm_manager.id_mgr[AMDGPU_GCHUB];
>  
>  		mutex_lock(&id_mgr->lock);
>  		WARN(adev->vm_manager.n_compute_vms == 0, "Unbalanced number of Compute VMs");
> @@ -2699,14 +2699,14 @@ int amdgpu_vm_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
>  
>  	switch (args->in.op) {
>  	case AMDGPU_VM_OP_RESERVE_VMID:
> -		/* current, we only have requirement to reserve vmid from gfxhub */
> +		/* current, we only have requirement to reserve vmid from gchub */
>  		r = amdgpu_vm_alloc_reserved_vmid(adev, &fpriv->vm,
> -						  AMDGPU_GFXHUB);
> +						  AMDGPU_GCHUB);
>  		if (r)
>  			return r;
>  		break;
>  	case AMDGPU_VM_OP_UNRESERVE_VMID:
> -		amdgpu_vm_free_reserved_vmid(adev, &fpriv->vm, AMDGPU_GFXHUB);
> +		amdgpu_vm_free_reserved_vmid(adev, &fpriv->vm, AMDGPU_GCHUB);
>  		break;
>  	default:
>  		return -EINVAL;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> index 8bc173a..d27240a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> @@ -79,7 +79,7 @@ struct amdgpu_bo_list_entry;
>  
>  /* max number of VMHUB */
>  #define AMDGPU_MAX_VMHUBS			2
> -#define AMDGPU_GFXHUB				0
> +#define AMDGPU_GCHUB				0
>  #define AMDGPU_MMHUB				1
>  
>  /* hardcode that limit for now */
> diff --git a/drivers/gpu/drm/amd/amdgpu/gchub_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gchub_v9_0.c
> new file mode 100644
> index 0000000..44945f0
> --- /dev/null
> +++ b/drivers/gpu/drm/amd/amdgpu/gchub_v9_0.c
> @@ -0,0 +1,343 @@
> +/*
> + * Copyright 2016 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 "gchub_v9_0.h"
> +
> +#include "vega10/soc15ip.h"
> +#include "vega10/GC/gc_9_0_offset.h"
> +#include "vega10/GC/gc_9_0_sh_mask.h"
> +#include "vega10/GC/gc_9_0_default.h"
> +#include "vega10/vega10_enum.h"
> +
> +#include "soc15_common.h"
> +
> +u64 gchub_v9_0_get_mc_fb_offset(struct amdgpu_device *adev)
> +{
> +	return (u64)RREG32_SOC15(GC, 0, mmMC_VM_FB_OFFSET) << 24;
> +}
> +
> +static void gchub_v9_0_init_gart_pt_regs(struct amdgpu_device *adev)
> +{
> +	uint64_t value;
> +
> +	BUG_ON(adev->gart.table_addr & (~0x0000FFFFFFFFF000ULL));
> +	value = adev->gart.table_addr - adev->mc.vram_start
> +		+ adev->vm_manager.vram_base_offset;
> +	value &= 0x0000FFFFFFFFF000ULL;
> +	value |= 0x1; /*valid bit*/
> +
> +	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32,
> +		     lower_32_bits(value));
> +
> +	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32,
> +		     upper_32_bits(value));
> +}
> +
> +static void gchub_v9_0_init_gart_aperture_regs(struct amdgpu_device *adev)
> +{
> +	gchub_v9_0_init_gart_pt_regs(adev);
> +
> +	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32,
> +		     (u32)(adev->mc.gart_start >> 12));
> +	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32,
> +		     (u32)(adev->mc.gart_start >> 44));
> +
> +	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32,
> +		     (u32)(adev->mc.gart_end >> 12));
> +	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32,
> +		     (u32)(adev->mc.gart_end >> 44));
> +}
> +
> +static void gchub_v9_0_init_system_aperture_regs(struct amdgpu_device *adev)
> +{
> +	uint64_t value;
> +
> +	/* Disable AGP. */
> +	WREG32_SOC15(GC, 0, mmMC_VM_AGP_BASE, 0);
> +	WREG32_SOC15(GC, 0, mmMC_VM_AGP_TOP, 0);
> +	WREG32_SOC15(GC, 0, mmMC_VM_AGP_BOT, 0xFFFFFFFF);
> +
> +	/* Program the system aperture low logical page number. */
> +	WREG32_SOC15(GC, 0, mmMC_VM_SYSTEM_APERTURE_LOW_ADDR,
> +		     adev->mc.vram_start >> 18);
> +	WREG32_SOC15(GC, 0, mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR,
> +		     adev->mc.vram_end >> 18);
> +
> +	/* Set default page address. */
> +	value = adev->vram_scratch.gpu_addr - adev->mc.vram_start
> +		+ adev->vm_manager.vram_base_offset;
> +	WREG32_SOC15(GC, 0, mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
> +		     (u32)(value >> 12));
> +	WREG32_SOC15(GC, 0, mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,
> +		     (u32)(value >> 44));
> +
> +	/* Program "protection fault". */
> +	WREG32_SOC15(GC, 0, mmVM_L2_PROTECTION_FAULT_DEFAULT_ADDR_LO32,
> +		     (u32)(adev->dummy_page.addr >> 12));
> +	WREG32_SOC15(GC, 0, mmVM_L2_PROTECTION_FAULT_DEFAULT_ADDR_HI32,
> +		     (u32)((u64)adev->dummy_page.addr >> 44));
> +
> +	WREG32_FIELD15(GC, 0, VM_L2_PROTECTION_FAULT_CNTL2,
> +		       ACTIVE_PAGE_MIGRATION_PTE_READ_RETRY, 1);
> +}
> +
> +static void gchub_v9_0_init_tlb_regs(struct amdgpu_device *adev)
> +{
> +	uint32_t tmp;
> +
> +	/* Setup TLB control */
> +	tmp = RREG32_SOC15(GC, 0, mmMC_VM_MX_L1_TLB_CNTL);
> +
> +	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 1);
> +	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE, 3);
> +	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
> +			    ENABLE_ADVANCED_DRIVER_MODEL, 1);
> +	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
> +			    SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
> +	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
> +	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
> +			    MTYPE, MTYPE_UC);/* XXX for emulation. */
> +	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ATC_EN, 1);
> +
> +	WREG32_SOC15(GC, 0, mmMC_VM_MX_L1_TLB_CNTL, tmp);
> +}
> +
> +static void gchub_v9_0_init_cache_regs(struct amdgpu_device *adev)
> +{
> +	uint32_t tmp;
> +
> +	/* Setup L2 cache */
> +	tmp = RREG32_SOC15(GC, 0, mmVM_L2_CNTL);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, ENABLE_L2_CACHE, 1);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING, 0);
> +	/* XXX for emulation, Refer to closed source code.*/
> +	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, L2_PDE0_CACHE_TAG_GENERATION_MODE,
> +			    0);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, PDE_FAULT_CLASSIFICATION, 1);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, CONTEXT1_IDENTITY_ACCESS_MODE, 1);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, IDENTITY_MODE_FRAGMENT_SIZE, 0);
> +	WREG32_SOC15(GC, 0, mmVM_L2_CNTL, tmp);
> +
> +	tmp = RREG32_SOC15(GC, 0, mmVM_L2_CNTL2);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS, 1);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL2, INVALIDATE_L2_CACHE, 1);
> +	WREG32_SOC15(GC, 0, mmVM_L2_CNTL2, tmp);
> +
> +	tmp = mmVM_L2_CNTL3_DEFAULT;
> +	WREG32_SOC15(GC, 0, mmVM_L2_CNTL3, tmp);
> +
> +	tmp = mmVM_L2_CNTL4_DEFAULT;
> +	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_PDE_REQUEST_PHYSICAL, 0);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_PTE_REQUEST_PHYSICAL, 0);
> +	WREG32_SOC15(GC, 0, mmVM_L2_CNTL4, tmp);
> +}
> +
> +static void gchub_v9_0_enable_system_domain(struct amdgpu_device *adev)
> +{
> +	uint32_t tmp;
> +
> +	tmp = RREG32_SOC15(GC, 0, mmVM_CONTEXT0_CNTL);
> +	tmp = REG_SET_FIELD(tmp, VM_CONTEXT0_CNTL, ENABLE_CONTEXT, 1);
> +	tmp = REG_SET_FIELD(tmp, VM_CONTEXT0_CNTL, PAGE_TABLE_DEPTH, 0);
> +	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_CNTL, tmp);
> +}
> +
> +static void gchub_v9_0_disable_identity_aperture(struct amdgpu_device *adev)
> +{
> +	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_LO32,
> +		     0XFFFFFFFF);
> +	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_HI32,
> +		     0x0000000F);
> +
> +	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR_LO32,
> +		     0);
> +	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR_HI32,
> +		     0);
> +
> +	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET_LO32, 0);
> +	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET_HI32, 0);
> +
> +}
> +
> +static void gchub_v9_0_setup_vmid_config(struct amdgpu_device *adev)
> +{
> +	int i;
> +	uint32_t tmp;
> +
> +	for (i = 0; i <= 14; i++) {
> +		tmp = RREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_CNTL, i);
> +		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, ENABLE_CONTEXT, 1);
> +		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PAGE_TABLE_DEPTH,
> +				    adev->vm_manager.num_level);
> +		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> +				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> +		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> +				DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> +		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> +				PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> +		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> +				VALID_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> +		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> +				READ_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> +		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> +				WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> +		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> +				EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> +		tmp = REG_SET_FIELD(tmp, 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, VM_CONTEXT1_CNTL,
> +				    RETRY_PERMISSION_OR_INVALID_PAGE_FAULT, 0);
> +		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_CNTL, i, tmp);
> +		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32, i*2, 0);
> +		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_PAGE_TABLE_START_ADDR_HI32, i*2, 0);
> +		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_PAGE_TABLE_END_ADDR_LO32,  i*2,
> +			lower_32_bits(adev->vm_manager.max_pfn - 1));
> +		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_PAGE_TABLE_END_ADDR_HI32, i*2,
> +			upper_32_bits(adev->vm_manager.max_pfn - 1));
> +	}
> +}
> +
> +static void gchub_v9_0_program_invalidation(struct amdgpu_device *adev)
> +{
> +	unsigned i;
> +
> +	for (i = 0 ; i < 18; ++i) {
> +		WREG32_SOC15_OFFSET(GC, 0, mmVM_INVALIDATE_ENG0_ADDR_RANGE_LO32,
> +				    2 * i, 0xffffffff);
> +		WREG32_SOC15_OFFSET(GC, 0, mmVM_INVALIDATE_ENG0_ADDR_RANGE_HI32,
> +				    2 * i, 0x1f);
> +	}
> +}
> +
> +int gchub_v9_0_gart_enable(struct amdgpu_device *adev)
> +{
> +	if (amdgpu_sriov_vf(adev)) {
> +		/*
> +		 * MC_VM_FB_LOCATION_BASE/TOP is NULL for VF, becuase they are
> +		 * VF copy registers so vbios post doesn't program them, for
> +		 * SRIOV driver need to program them
> +		 */
> +		WREG32_SOC15(GC, 0, mmMC_VM_FB_LOCATION_BASE,
> +			     adev->mc.vram_start >> 24);
> +		WREG32_SOC15(GC, 0, mmMC_VM_FB_LOCATION_TOP,
> +			     adev->mc.vram_end >> 24);
> +	}
> +
> +	/* GART Enable. */
> +	gchub_v9_0_init_gart_aperture_regs(adev);
> +	gchub_v9_0_init_system_aperture_regs(adev);
> +	gchub_v9_0_init_tlb_regs(adev);
> +	gchub_v9_0_init_cache_regs(adev);
> +
> +	gchub_v9_0_enable_system_domain(adev);
> +	gchub_v9_0_disable_identity_aperture(adev);
> +	gchub_v9_0_setup_vmid_config(adev);
> +	gchub_v9_0_program_invalidation(adev);
> +
> +	return 0;
> +}
> +
> +void gchub_v9_0_gart_disable(struct amdgpu_device *adev)
> +{
> +	u32 tmp;
> +	u32 i;
> +
> +	/* Disable all tables */
> +	for (i = 0; i < 16; i++)
> +		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT0_CNTL, i, 0);
> +
> +	/* Setup TLB control */
> +	tmp = RREG32_SOC15(GC, 0, mmMC_VM_MX_L1_TLB_CNTL);
> +	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 0);
> +	tmp = REG_SET_FIELD(tmp,
> +				MC_VM_MX_L1_TLB_CNTL,
> +				ENABLE_ADVANCED_DRIVER_MODEL,
> +				0);
> +	WREG32_SOC15(GC, 0, mmMC_VM_MX_L1_TLB_CNTL, tmp);
> +
> +	/* Setup L2 cache */
> +	WREG32_FIELD15(GC, 0, VM_L2_CNTL, ENABLE_L2_CACHE, 0);
> +	WREG32_SOC15(GC, 0, mmVM_L2_CNTL3, 0);
> +}
> +
> +/**
> + * gchub_v9_0_set_fault_enable_default - update GART/VM fault handling
> + *
> + * @adev: amdgpu_device pointer
> + * @value: true redirects VM faults to the default page
> + */
> +void gchub_v9_0_set_fault_enable_default(struct amdgpu_device *adev,
> +					  bool value)
> +{
> +	u32 tmp;
> +	tmp = RREG32_SOC15(GC, 0, mmVM_L2_PROTECTION_FAULT_CNTL);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> +			RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> +			PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> +			PDE1_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> +			PDE2_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> +	tmp = REG_SET_FIELD(tmp,
> +			VM_L2_PROTECTION_FAULT_CNTL,
> +			TRANSLATE_FURTHER_PROTECTION_FAULT_ENABLE_DEFAULT,
> +			value);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> +			NACK_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> +			DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> +			VALID_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> +			READ_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> +			WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> +	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> +			EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> +	WREG32_SOC15(GC, 0, mmVM_L2_PROTECTION_FAULT_CNTL, tmp);
> +}
> +
> +void gchub_v9_0_init(struct amdgpu_device *adev)
> +{
> +	struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GCHUB];
> +
> +	hub->ctx0_ptb_addr_lo32 =
> +		SOC15_REG_OFFSET(GC, 0,
> +				 mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32);
> +	hub->ctx0_ptb_addr_hi32 =
> +		SOC15_REG_OFFSET(GC, 0,
> +				 mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32);
> +	hub->vm_inv_eng0_req =
> +		SOC15_REG_OFFSET(GC, 0, mmVM_INVALIDATE_ENG0_REQ);
> +	hub->vm_inv_eng0_ack =
> +		SOC15_REG_OFFSET(GC, 0, mmVM_INVALIDATE_ENG0_ACK);
> +	hub->vm_context0_cntl =
> +		SOC15_REG_OFFSET(GC, 0, mmVM_CONTEXT0_CNTL);
> +	hub->vm_l2_pro_fault_status =
> +		SOC15_REG_OFFSET(GC, 0, mmVM_L2_PROTECTION_FAULT_STATUS);
> +	hub->vm_l2_pro_fault_cntl =
> +		SOC15_REG_OFFSET(GC, 0, mmVM_L2_PROTECTION_FAULT_CNTL);
> +}
> diff --git a/drivers/gpu/drm/amd/amdgpu/gchub_v9_0.h b/drivers/gpu/drm/amd/amdgpu/gchub_v9_0.h
> new file mode 100644
> index 0000000..2e4ea4d
> --- /dev/null
> +++ b/drivers/gpu/drm/amd/amdgpu/gchub_v9_0.h
> @@ -0,0 +1,36 @@
> +/*
> + * Copyright 2016 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.
> + *
> + */
> +
> +#ifndef __GCHUB_V9_0_H__
> +#define __GCHUB_V9_0_H__
> +
> +int gchub_v9_0_gart_enable(struct amdgpu_device *adev);
> +void gchub_v9_0_gart_disable(struct amdgpu_device *adev);
> +void gchub_v9_0_set_fault_enable_default(struct amdgpu_device *adev,
> +					  bool value);
> +void gchub_v9_0_init(struct amdgpu_device *adev);
> +u64 gchub_v9_0_get_mc_fb_offset(struct amdgpu_device *adev);
> +extern const struct amd_ip_funcs gchub_v9_0_ip_funcs;
> +extern const struct amdgpu_ip_block_version gchub_v9_0_ip_block;
> +
> +#endif
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> index 3398d8b..c9258bd 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> @@ -4179,7 +4179,7 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_gfx = {
>  	.align_mask = 0xff,
>  	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
>  	.support_64bit_ptrs = true,
> -	.vmhub = AMDGPU_GFXHUB,
> +	.vmhub = AMDGPU_GCHUB,
>  	.get_rptr = gfx_v9_0_ring_get_rptr_gfx,
>  	.get_wptr = gfx_v9_0_ring_get_wptr_gfx,
>  	.set_wptr = gfx_v9_0_ring_set_wptr_gfx,
> @@ -4225,7 +4225,7 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_compute = {
>  	.align_mask = 0xff,
>  	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
>  	.support_64bit_ptrs = true,
> -	.vmhub = AMDGPU_GFXHUB,
> +	.vmhub = AMDGPU_GCHUB,
>  	.get_rptr = gfx_v9_0_ring_get_rptr_compute,
>  	.get_wptr = gfx_v9_0_ring_get_wptr_compute,
>  	.set_wptr = gfx_v9_0_ring_set_wptr_compute,
> @@ -4255,7 +4255,7 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_kiq = {
>  	.align_mask = 0xff,
>  	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
>  	.support_64bit_ptrs = true,
> -	.vmhub = AMDGPU_GFXHUB,
> +	.vmhub = AMDGPU_GCHUB,
>  	.get_rptr = gfx_v9_0_ring_get_rptr_compute,
>  	.get_wptr = gfx_v9_0_ring_get_wptr_compute,
>  	.set_wptr = gfx_v9_0_ring_set_wptr_compute,
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
> deleted file mode 100644
> index 008ad3d..0000000
> --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
> +++ /dev/null
> @@ -1,343 +0,0 @@
> -/*
> - * Copyright 2016 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 "gfxhub_v1_0.h"
> -
> -#include "vega10/soc15ip.h"
> -#include "vega10/GC/gc_9_0_offset.h"
> -#include "vega10/GC/gc_9_0_sh_mask.h"
> -#include "vega10/GC/gc_9_0_default.h"
> -#include "vega10/vega10_enum.h"
> -
> -#include "soc15_common.h"
> -
> -u64 gfxhub_v1_0_get_mc_fb_offset(struct amdgpu_device *adev)
> -{
> -	return (u64)RREG32_SOC15(GC, 0, mmMC_VM_FB_OFFSET) << 24;
> -}
> -
> -static void gfxhub_v1_0_init_gart_pt_regs(struct amdgpu_device *adev)
> -{
> -	uint64_t value;
> -
> -	BUG_ON(adev->gart.table_addr & (~0x0000FFFFFFFFF000ULL));
> -	value = adev->gart.table_addr - adev->mc.vram_start
> -		+ adev->vm_manager.vram_base_offset;
> -	value &= 0x0000FFFFFFFFF000ULL;
> -	value |= 0x1; /*valid bit*/
> -
> -	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32,
> -		     lower_32_bits(value));
> -
> -	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32,
> -		     upper_32_bits(value));
> -}
> -
> -static void gfxhub_v1_0_init_gart_aperture_regs(struct amdgpu_device *adev)
> -{
> -	gfxhub_v1_0_init_gart_pt_regs(adev);
> -
> -	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32,
> -		     (u32)(adev->mc.gart_start >> 12));
> -	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32,
> -		     (u32)(adev->mc.gart_start >> 44));
> -
> -	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32,
> -		     (u32)(adev->mc.gart_end >> 12));
> -	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32,
> -		     (u32)(adev->mc.gart_end >> 44));
> -}
> -
> -static void gfxhub_v1_0_init_system_aperture_regs(struct amdgpu_device *adev)
> -{
> -	uint64_t value;
> -
> -	/* Disable AGP. */
> -	WREG32_SOC15(GC, 0, mmMC_VM_AGP_BASE, 0);
> -	WREG32_SOC15(GC, 0, mmMC_VM_AGP_TOP, 0);
> -	WREG32_SOC15(GC, 0, mmMC_VM_AGP_BOT, 0xFFFFFFFF);
> -
> -	/* Program the system aperture low logical page number. */
> -	WREG32_SOC15(GC, 0, mmMC_VM_SYSTEM_APERTURE_LOW_ADDR,
> -		     adev->mc.vram_start >> 18);
> -	WREG32_SOC15(GC, 0, mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR,
> -		     adev->mc.vram_end >> 18);
> -
> -	/* Set default page address. */
> -	value = adev->vram_scratch.gpu_addr - adev->mc.vram_start
> -		+ adev->vm_manager.vram_base_offset;
> -	WREG32_SOC15(GC, 0, mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
> -		     (u32)(value >> 12));
> -	WREG32_SOC15(GC, 0, mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,
> -		     (u32)(value >> 44));
> -
> -	/* Program "protection fault". */
> -	WREG32_SOC15(GC, 0, mmVM_L2_PROTECTION_FAULT_DEFAULT_ADDR_LO32,
> -		     (u32)(adev->dummy_page.addr >> 12));
> -	WREG32_SOC15(GC, 0, mmVM_L2_PROTECTION_FAULT_DEFAULT_ADDR_HI32,
> -		     (u32)((u64)adev->dummy_page.addr >> 44));
> -
> -	WREG32_FIELD15(GC, 0, VM_L2_PROTECTION_FAULT_CNTL2,
> -		       ACTIVE_PAGE_MIGRATION_PTE_READ_RETRY, 1);
> -}
> -
> -static void gfxhub_v1_0_init_tlb_regs(struct amdgpu_device *adev)
> -{
> -	uint32_t tmp;
> -
> -	/* Setup TLB control */
> -	tmp = RREG32_SOC15(GC, 0, mmMC_VM_MX_L1_TLB_CNTL);
> -
> -	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 1);
> -	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE, 3);
> -	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
> -			    ENABLE_ADVANCED_DRIVER_MODEL, 1);
> -	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
> -			    SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
> -	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
> -	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
> -			    MTYPE, MTYPE_UC);/* XXX for emulation. */
> -	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ATC_EN, 1);
> -
> -	WREG32_SOC15(GC, 0, mmMC_VM_MX_L1_TLB_CNTL, tmp);
> -}
> -
> -static void gfxhub_v1_0_init_cache_regs(struct amdgpu_device *adev)
> -{
> -	uint32_t tmp;
> -
> -	/* Setup L2 cache */
> -	tmp = RREG32_SOC15(GC, 0, mmVM_L2_CNTL);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, ENABLE_L2_CACHE, 1);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING, 0);
> -	/* XXX for emulation, Refer to closed source code.*/
> -	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, L2_PDE0_CACHE_TAG_GENERATION_MODE,
> -			    0);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, PDE_FAULT_CLASSIFICATION, 1);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, CONTEXT1_IDENTITY_ACCESS_MODE, 1);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, IDENTITY_MODE_FRAGMENT_SIZE, 0);
> -	WREG32_SOC15(GC, 0, mmVM_L2_CNTL, tmp);
> -
> -	tmp = RREG32_SOC15(GC, 0, mmVM_L2_CNTL2);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS, 1);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL2, INVALIDATE_L2_CACHE, 1);
> -	WREG32_SOC15(GC, 0, mmVM_L2_CNTL2, tmp);
> -
> -	tmp = mmVM_L2_CNTL3_DEFAULT;
> -	WREG32_SOC15(GC, 0, mmVM_L2_CNTL3, tmp);
> -
> -	tmp = mmVM_L2_CNTL4_DEFAULT;
> -	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_PDE_REQUEST_PHYSICAL, 0);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_PTE_REQUEST_PHYSICAL, 0);
> -	WREG32_SOC15(GC, 0, mmVM_L2_CNTL4, tmp);
> -}
> -
> -static void gfxhub_v1_0_enable_system_domain(struct amdgpu_device *adev)
> -{
> -	uint32_t tmp;
> -
> -	tmp = RREG32_SOC15(GC, 0, mmVM_CONTEXT0_CNTL);
> -	tmp = REG_SET_FIELD(tmp, VM_CONTEXT0_CNTL, ENABLE_CONTEXT, 1);
> -	tmp = REG_SET_FIELD(tmp, VM_CONTEXT0_CNTL, PAGE_TABLE_DEPTH, 0);
> -	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_CNTL, tmp);
> -}
> -
> -static void gfxhub_v1_0_disable_identity_aperture(struct amdgpu_device *adev)
> -{
> -	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_LO32,
> -		     0XFFFFFFFF);
> -	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_HI32,
> -		     0x0000000F);
> -
> -	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR_LO32,
> -		     0);
> -	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR_HI32,
> -		     0);
> -
> -	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET_LO32, 0);
> -	WREG32_SOC15(GC, 0, mmVM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET_HI32, 0);
> -
> -}
> -
> -static void gfxhub_v1_0_setup_vmid_config(struct amdgpu_device *adev)
> -{
> -	int i;
> -	uint32_t tmp;
> -
> -	for (i = 0; i <= 14; i++) {
> -		tmp = RREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_CNTL, i);
> -		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, ENABLE_CONTEXT, 1);
> -		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PAGE_TABLE_DEPTH,
> -				    adev->vm_manager.num_level);
> -		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> -				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> -		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> -				DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> -		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> -				PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> -		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> -				VALID_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> -		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> -				READ_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> -		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> -				WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> -		tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
> -				EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
> -		tmp = REG_SET_FIELD(tmp, 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, VM_CONTEXT1_CNTL,
> -				    RETRY_PERMISSION_OR_INVALID_PAGE_FAULT, 0);
> -		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_CNTL, i, tmp);
> -		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32, i*2, 0);
> -		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_PAGE_TABLE_START_ADDR_HI32, i*2, 0);
> -		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_PAGE_TABLE_END_ADDR_LO32,  i*2,
> -			lower_32_bits(adev->vm_manager.max_pfn - 1));
> -		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT1_PAGE_TABLE_END_ADDR_HI32, i*2,
> -			upper_32_bits(adev->vm_manager.max_pfn - 1));
> -	}
> -}
> -
> -static void gfxhub_v1_0_program_invalidation(struct amdgpu_device *adev)
> -{
> -	unsigned i;
> -
> -	for (i = 0 ; i < 18; ++i) {
> -		WREG32_SOC15_OFFSET(GC, 0, mmVM_INVALIDATE_ENG0_ADDR_RANGE_LO32,
> -				    2 * i, 0xffffffff);
> -		WREG32_SOC15_OFFSET(GC, 0, mmVM_INVALIDATE_ENG0_ADDR_RANGE_HI32,
> -				    2 * i, 0x1f);
> -	}
> -}
> -
> -int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev)
> -{
> -	if (amdgpu_sriov_vf(adev)) {
> -		/*
> -		 * MC_VM_FB_LOCATION_BASE/TOP is NULL for VF, becuase they are
> -		 * VF copy registers so vbios post doesn't program them, for
> -		 * SRIOV driver need to program them
> -		 */
> -		WREG32_SOC15(GC, 0, mmMC_VM_FB_LOCATION_BASE,
> -			     adev->mc.vram_start >> 24);
> -		WREG32_SOC15(GC, 0, mmMC_VM_FB_LOCATION_TOP,
> -			     adev->mc.vram_end >> 24);
> -	}
> -
> -	/* GART Enable. */
> -	gfxhub_v1_0_init_gart_aperture_regs(adev);
> -	gfxhub_v1_0_init_system_aperture_regs(adev);
> -	gfxhub_v1_0_init_tlb_regs(adev);
> -	gfxhub_v1_0_init_cache_regs(adev);
> -
> -	gfxhub_v1_0_enable_system_domain(adev);
> -	gfxhub_v1_0_disable_identity_aperture(adev);
> -	gfxhub_v1_0_setup_vmid_config(adev);
> -	gfxhub_v1_0_program_invalidation(adev);
> -
> -	return 0;
> -}
> -
> -void gfxhub_v1_0_gart_disable(struct amdgpu_device *adev)
> -{
> -	u32 tmp;
> -	u32 i;
> -
> -	/* Disable all tables */
> -	for (i = 0; i < 16; i++)
> -		WREG32_SOC15_OFFSET(GC, 0, mmVM_CONTEXT0_CNTL, i, 0);
> -
> -	/* Setup TLB control */
> -	tmp = RREG32_SOC15(GC, 0, mmMC_VM_MX_L1_TLB_CNTL);
> -	tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 0);
> -	tmp = REG_SET_FIELD(tmp,
> -				MC_VM_MX_L1_TLB_CNTL,
> -				ENABLE_ADVANCED_DRIVER_MODEL,
> -				0);
> -	WREG32_SOC15(GC, 0, mmMC_VM_MX_L1_TLB_CNTL, tmp);
> -
> -	/* Setup L2 cache */
> -	WREG32_FIELD15(GC, 0, VM_L2_CNTL, ENABLE_L2_CACHE, 0);
> -	WREG32_SOC15(GC, 0, mmVM_L2_CNTL3, 0);
> -}
> -
> -/**
> - * gfxhub_v1_0_set_fault_enable_default - update GART/VM fault handling
> - *
> - * @adev: amdgpu_device pointer
> - * @value: true redirects VM faults to the default page
> - */
> -void gfxhub_v1_0_set_fault_enable_default(struct amdgpu_device *adev,
> -					  bool value)
> -{
> -	u32 tmp;
> -	tmp = RREG32_SOC15(GC, 0, mmVM_L2_PROTECTION_FAULT_CNTL);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> -			RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> -			PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> -			PDE1_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> -			PDE2_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> -	tmp = REG_SET_FIELD(tmp,
> -			VM_L2_PROTECTION_FAULT_CNTL,
> -			TRANSLATE_FURTHER_PROTECTION_FAULT_ENABLE_DEFAULT,
> -			value);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> -			NACK_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> -			DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> -			VALID_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> -			READ_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> -			WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> -	tmp = REG_SET_FIELD(tmp, VM_L2_PROTECTION_FAULT_CNTL,
> -			EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
> -	WREG32_SOC15(GC, 0, mmVM_L2_PROTECTION_FAULT_CNTL, tmp);
> -}
> -
> -void gfxhub_v1_0_init(struct amdgpu_device *adev)
> -{
> -	struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB];
> -
> -	hub->ctx0_ptb_addr_lo32 =
> -		SOC15_REG_OFFSET(GC, 0,
> -				 mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32);
> -	hub->ctx0_ptb_addr_hi32 =
> -		SOC15_REG_OFFSET(GC, 0,
> -				 mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32);
> -	hub->vm_inv_eng0_req =
> -		SOC15_REG_OFFSET(GC, 0, mmVM_INVALIDATE_ENG0_REQ);
> -	hub->vm_inv_eng0_ack =
> -		SOC15_REG_OFFSET(GC, 0, mmVM_INVALIDATE_ENG0_ACK);
> -	hub->vm_context0_cntl =
> -		SOC15_REG_OFFSET(GC, 0, mmVM_CONTEXT0_CNTL);
> -	hub->vm_l2_pro_fault_status =
> -		SOC15_REG_OFFSET(GC, 0, mmVM_L2_PROTECTION_FAULT_STATUS);
> -	hub->vm_l2_pro_fault_cntl =
> -		SOC15_REG_OFFSET(GC, 0, mmVM_L2_PROTECTION_FAULT_CNTL);
> -}
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.h b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.h
> deleted file mode 100644
> index d2dbb08..0000000
> --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.h
> +++ /dev/null
> @@ -1,36 +0,0 @@
> -/*
> - * Copyright 2016 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.
> - *
> - */
> -
> -#ifndef __GFXHUB_V1_0_H__
> -#define __GFXHUB_V1_0_H__
> -
> -int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev);
> -void gfxhub_v1_0_gart_disable(struct amdgpu_device *adev);
> -void gfxhub_v1_0_set_fault_enable_default(struct amdgpu_device *adev,
> -					  bool value);
> -void gfxhub_v1_0_init(struct amdgpu_device *adev);
> -u64 gfxhub_v1_0_get_mc_fb_offset(struct amdgpu_device *adev);
> -extern const struct amd_ip_funcs gfxhub_v1_0_ip_funcs;
> -extern const struct amdgpu_ip_block_version gfxhub_v1_0_ip_block;
> -
> -#endif
> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> index e9a5209..c880001 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> @@ -35,7 +35,7 @@
>  
>  #include "nbio_v6_1.h"
>  #include "nbio_v7_0.h"
> -#include "gfxhub_v1_0.h"
> +#include "gchub_v9_0.h"
>  #include "mmhub_v1_0.h"
>  
>  #define mmDF_CS_AON0_DramBaseAddress0                                                                  0x0044
> @@ -97,7 +97,7 @@ static int gmc_v9_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
>  		}
>  
>  		/* GFX HUB */
> -		hub = &adev->vmhub[AMDGPU_GFXHUB];
> +		hub = &adev->vmhub[AMDGPU_GCHUB];
>  		for (i = 0; i < 16; i++) {
>  			reg = hub->vm_context0_cntl + i;
>  			tmp = RREG32(reg);
> @@ -116,7 +116,7 @@ static int gmc_v9_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
>  		}
>  
>  		/* GFX HUB */
> -		hub = &adev->vmhub[AMDGPU_GFXHUB];
> +		hub = &adev->vmhub[AMDGPU_GCHUB];
>  		for (i = 0; i < 16; i++) {
>  			reg = hub->vm_context0_cntl + i;
>  			tmp = RREG32(reg);
> @@ -150,7 +150,7 @@ static int gmc_v9_0_process_interrupt(struct amdgpu_device *adev,
>  	if (printk_ratelimit()) {
>  		dev_err(adev->dev,
>  			"[%s] VMC page fault (src_id:%u ring:%u vm_id:%u pas_id:%u)\n",
> -			entry->vm_id_src ? "mmhub" : "gfxhub",
> +			entry->vm_id_src ? "mmhub" : "gchub",
>  			entry->src_id, entry->ring_id, entry->vm_id,
>  			entry->pas_id);
>  		dev_err(adev->dev, "  at page 0x%016llx from %d\n",
> @@ -423,7 +423,7 @@ static void gmc_v9_0_vram_gtt_location(struct amdgpu_device *adev,
>  	amdgpu_gart_location(adev, mc);
>  	/* base offset of vram pages */
>  	if (adev->flags & AMD_IS_APU)
> -		adev->vm_manager.vram_base_offset = gfxhub_v1_0_get_mc_fb_offset(adev);
> +		adev->vm_manager.vram_base_offset = gchub_v9_0_get_mc_fb_offset(adev);
>  	else
>  		adev->vm_manager.vram_base_offset = 0;
>  }
> @@ -527,7 +527,7 @@ static int gmc_v9_0_sw_init(void *handle)
>  	int dma_bits;
>  	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>  
> -	gfxhub_v1_0_init(adev);
> +	gchub_v9_0_init(adev);
>  	mmhub_v1_0_init(adev);
>  
>  	spin_lock_init(&adev->mc.invalidate_lock);
> @@ -626,7 +626,7 @@ static int gmc_v9_0_sw_init(void *handle)
>  	 * amdgpu graphics/compute will use VMIDs 1-7
>  	 * amdkfd will use VMIDs 8-15
>  	 */
> -	adev->vm_manager.id_mgr[AMDGPU_GFXHUB].num_ids = AMDGPU_NUM_OF_VMIDS;
> +	adev->vm_manager.id_mgr[AMDGPU_GCHUB].num_ids = AMDGPU_NUM_OF_VMIDS;
>  	adev->vm_manager.id_mgr[AMDGPU_MMHUB].num_ids = AMDGPU_NUM_OF_VMIDS;
>  
>  	amdgpu_vm_manager_init(adev);
> @@ -709,7 +709,7 @@ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev)
>  		break;
>  	}
>  
> -	r = gfxhub_v1_0_gart_enable(adev);
> +	r = gchub_v9_0_gart_enable(adev);
>  	if (r)
>  		return r;
>  
> @@ -730,7 +730,7 @@ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev)
>  	else
>  		value = true;
>  
> -	gfxhub_v1_0_set_fault_enable_default(adev, value);
> +	gchub_v9_0_set_fault_enable_default(adev, value);
>  	mmhub_v1_0_set_fault_enable_default(adev, value);
>  
>  	gmc_v9_0_gart_flush_gpu_tlb(adev, 0);
> @@ -764,7 +764,7 @@ static int gmc_v9_0_hw_init(void *handle)
>   */
>  static void gmc_v9_0_gart_disable(struct amdgpu_device *adev)
>  {
> -	gfxhub_v1_0_gart_disable(adev);
> +	gchub_v9_0_gart_disable(adev);
>  	mmhub_v1_0_gart_disable(adev);
>  	amdgpu_gart_table_vram_unpin(adev);
>  }
> diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
> index c184fe8..b8a5488 100644
> --- a/drivers/gpu/drm/amd/amdgpu/soc15.c
> +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
> @@ -51,7 +51,7 @@
>  #include "soc15_common.h"
>  #include "gfx_v9_0.h"
>  #include "gmc_v9_0.h"
> -#include "gfxhub_v1_0.h"
> +#include "gchub_v9_0.h"
>  #include "mmhub_v1_0.h"
>  #include "vega10_ih.h"
>  #include "sdma_v4_0.h"
> -- 
> 2.7.4
> 
> _______________________________________________
> amd-gfx mailing list
> amd-gfx at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx


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