Add a helper to get the root PD address and remove the workarounds from
the GMC9 code for that.
Signed-off-by: Christian König <christian.koe...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/Makefile | 3 +-
.../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 5 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 47 +++++++++++++++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h | 2 +
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 2 +-
drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c | 7 +--
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 4 --
drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | 7 +--
9 files changed, 56 insertions(+), 23 deletions(-)
create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile
b/drivers/gpu/drm/amd/amdgpu/Makefile
index 860cb8731c7c..d2bafabe585d 100644
--- a/drivers/gpu/drm/amd/amdgpu/Makefile
+++ b/drivers/gpu/drm/amd/amdgpu/Makefile
@@ -51,7 +51,8 @@ amdgpu-y += amdgpu_device.o amdgpu_kms.o \
amdgpu_prime.o amdgpu_vm.o amdgpu_ib.o amdgpu_pll.o \
amdgpu_ucode.o amdgpu_bo_list.o amdgpu_ctx.o amdgpu_sync.o \
amdgpu_gtt_mgr.o amdgpu_vram_mgr.o amdgpu_virt.o amdgpu_atomfirmware.o \
- amdgpu_vf_error.o amdgpu_sched.o amdgpu_debugfs.o amdgpu_ids.o
+ amdgpu_vf_error.o amdgpu_sched.o amdgpu_debugfs.o amdgpu_ids.o \
+ amdgpu_gmc.o
# add asic specific block
amdgpu-$(CONFIG_DRM_AMDGPU_CIK)+= cik.o cik_ih.o kv_smc.o kv_dpm.o \
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 7eadc58231f2..2e2393fe09b2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -364,7 +364,6 @@ static int vm_validate_pt_pd_bos(struct amdgpu_vm *vm)
struct amdgpu_bo *pd = vm->root.base.bo;
struct amdgpu_device *adev = amdgpu_ttm_adev(pd->tbo.bdev);
struct amdgpu_vm_parser param;
- uint64_t addr, flags = AMDGPU_PTE_VALID;
int ret;
param.domain = AMDGPU_GEM_DOMAIN_VRAM;
@@ -383,9 +382,7 @@ static int vm_validate_pt_pd_bos(struct amdgpu_vm *vm)
return ret;
}
- addr = amdgpu_bo_gpu_offset(vm->root.base.bo);
- amdgpu_gmc_get_vm_pde(adev, -1, &addr, &flags);
- vm->pd_phys_addr = addr;
+ vm->pd_phys_addr = amdgpu_gmc_pd_addr(vm->root.base.bo);
if (vm->use_cpu_for_update) {
ret = amdgpu_bo_kmap(pd, NULL);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 17bf63f93c93..d268035cf2f3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -946,7 +946,7 @@ static int amdgpu_cs_vm_handling(struct amdgpu_cs_parser *p)
if (r)
return r;
- p->job->vm_pd_addr = amdgpu_bo_gpu_offset(vm->root.base.bo);
+ p->job->vm_pd_addr = amdgpu_gmc_pd_addr(vm->root.base.bo);
if (amdgpu_vm_debug) {
/* Invalidate all BOs to test for userspace bugs */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
new file mode 100644
index 000000000000..36058feac64f
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ */
+
+#include "amdgpu.h"
+
+/**
+ * amdgpu_gmc_pd_addr - return the address of the root directory
+ *
+ */
+uint64_t amdgpu_gmc_pd_addr(struct amdgpu_bo *bo)
+{
+ struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
+ uint64_t pd_addr;
+
+ pd_addr = amdgpu_bo_gpu_offset(bo);
+ /* TODO: move that into ASIC specific code */
+ if (adev->asic_type >= CHIP_VEGA10) {
+ uint64_t flags = AMDGPU_PTE_VALID;
+
+ amdgpu_gmc_get_vm_pde(adev, -1, &pd_addr, &flags);
+ pd_addr |= flags;
+ }
+ return pd_addr;
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
index f3ea0a6d4660..7c469cce0498 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
@@ -131,4 +131,6 @@ static inline bool amdgpu_gmc_vram_full_visible(struct
amdgpu_gmc *gmc)
return (gmc->real_vram_size == gmc->visible_vram_size);
}
+uint64_t amdgpu_gmc_pd_addr(struct amdgpu_bo *bo);
+
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index e7f73deed975..eb08a03b82a0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -2049,7 +2049,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t
src_offset,
return r;
if (vm_needs_flush) {
- job->vm_pd_addr = amdgpu_bo_gpu_offset(adev->gart.bo);
+ job->vm_pd_addr = amdgpu_gmc_pd_addr(adev->gart.bo);
job->vm_needs_flush = true;
}
if (resv) {
diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
index 2baab7e69ef5..3403ded39d13 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
@@ -37,12 +37,7 @@ u64 gfxhub_v1_0_get_mc_fb_offset(struct amdgpu_device *adev)
static void gfxhub_v1_0_init_gart_pt_regs(struct amdgpu_device *adev)
{
- uint64_t value = amdgpu_bo_gpu_offset(adev->gart.bo);
-
- BUG_ON(value & (~0x0000FFFFFFFFF000ULL));
- value -= adev->gmc.vram_start + adev->vm_manager.vram_base_offset;
- value &= 0x0000FFFFFFFFF000ULL;
- value |= 0x1; /*valid bit*/
+ uint64_t value = amdgpu_gmc_pd_addr(adev->gart.bo);
WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32,
lower_32_bits(value));
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 3393a329fc9c..e12e007cf7d9 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -436,12 +436,8 @@ static uint64_t gmc_v9_0_emit_flush_gpu_tlb(struct
amdgpu_ring *ring,
struct amdgpu_device *adev = ring->adev;
struct amdgpu_vmhub *hub = &adev->vmhub[ring->funcs->vmhub];
uint32_t req = gmc_v9_0_get_invalidate_req(vmid);
- uint64_t flags = AMDGPU_PTE_VALID;
unsigned eng = ring->vm_inv_eng;
- amdgpu_gmc_get_vm_pde(adev, -1, &pd_addr, &flags);
- pd_addr |= flags;
-
amdgpu_ring_emit_wreg(ring, hub->ctx0_ptb_addr_lo32 + (2 * vmid),
lower_32_bits(pd_addr));
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
index 800ec4687f13..5f6a9c85488f 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
@@ -47,12 +47,7 @@ u64 mmhub_v1_0_get_fb_location(struct amdgpu_device *adev)
static void mmhub_v1_0_init_gart_pt_regs(struct amdgpu_device *adev)
{
- uint64_t value = amdgpu_bo_gpu_offset(adev->gart.bo);
-
- BUG_ON(value & (~0x0000FFFFFFFFF000ULL));
- value -= adev->gmc.vram_start + adev->vm_manager.vram_base_offset;
- value &= 0x0000FFFFFFFFF000ULL;
- value |= 0x1; /* valid bit */
+ uint64_t value = amdgpu_gmc_pd_addr(adev->gart.bo);
WREG32_SOC15(MMHUB, 0, mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32,
lower_32_bits(value));
--
2.17.1
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