From 7cae706193649460046c5134cf3b9acf678df8c1 Mon Sep 17 00:00:00 2001 From: Felix Kuehling Date: Wed, 4 Sep 2019 19:26:16 -0400 Subject: drm/amdgpu: Disable retry faults in VMID0 There is no point retrying page faults in VMID0. Those faults are always fatal. Signed-off-by: Felix Kuehling Reviewed-and-Tested-by: Huang Rui Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c') diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c index 8b789f750b72..a9238735d361 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c @@ -166,6 +166,8 @@ static void gfxhub_v2_0_enable_system_domain(struct amdgpu_device *adev) tmp = RREG32_SOC15(GC, 0, mmGCVM_CONTEXT0_CNTL); tmp = REG_SET_FIELD(tmp, GCVM_CONTEXT0_CNTL, ENABLE_CONTEXT, 1); tmp = REG_SET_FIELD(tmp, GCVM_CONTEXT0_CNTL, PAGE_TABLE_DEPTH, 0); + tmp = REG_SET_FIELD(tmp, GCVM_CONTEXT0_CNTL, + RETRY_PERMISSION_OR_INVALID_PAGE_FAULT, 0); WREG32_SOC15(GC, 0, mmGCVM_CONTEXT0_CNTL, tmp); } -- cgit v1.2.3 From 286b789e1e119bfe54b15f4d93a60ea200adfc8d Mon Sep 17 00:00:00 2001 From: Yong Zhao Date: Tue, 24 Sep 2019 17:08:30 -0400 Subject: drm/amdgpu: Export setup_vm_pt_regs() logic for gfxhub 2.0 The KFD code will call this function later. Signed-off-by: Yong Zhao Reviewed-by: Felix Kuehling Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c | 20 ++++++++++++-------- drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.h | 2 ++ 2 files changed, 14 insertions(+), 8 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c') diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c index a9238735d361..b601c6740ef5 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c @@ -46,21 +46,25 @@ u64 gfxhub_v2_0_get_mc_fb_offset(struct amdgpu_device *adev) return (u64)RREG32_SOC15(GC, 0, mmGCMC_VM_FB_OFFSET) << 24; } -static void gfxhub_v2_0_init_gart_pt_regs(struct amdgpu_device *adev) +void gfxhub_v2_0_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid, + uint64_t page_table_base) { - uint64_t value = amdgpu_gmc_pd_addr(adev->gart.bo); + /* two registers distance between mmGCVM_CONTEXT0_* to mmGCVM_CONTEXT1_* */ + int offset = mmGCVM_CONTEXT1_PAGE_TABLE_BASE_ADDR_LO32 + - mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32; + WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32, + offset * vmid, lower_32_bits(page_table_base)); - WREG32_SOC15(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32, - lower_32_bits(value)); - - WREG32_SOC15(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32, - upper_32_bits(value)); + WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32, + offset * vmid, upper_32_bits(page_table_base)); } static void gfxhub_v2_0_init_gart_aperture_regs(struct amdgpu_device *adev) { - gfxhub_v2_0_init_gart_pt_regs(adev); + uint64_t pt_base = amdgpu_gmc_pd_addr(adev->gart.bo); + + gfxhub_v2_0_setup_vm_pt_regs(adev, 0, pt_base); WREG32_SOC15(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32, (u32)(adev->gmc.gart_start >> 12)); diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.h b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.h index 06807940748b..392b8cd94fc0 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.h +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.h @@ -31,5 +31,7 @@ void gfxhub_v2_0_set_fault_enable_default(struct amdgpu_device *adev, bool value); void gfxhub_v2_0_init(struct amdgpu_device *adev); u64 gfxhub_v2_0_get_mc_fb_offset(struct amdgpu_device *adev); +void gfxhub_v2_0_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid, + uint64_t page_table_base); #endif -- cgit v1.2.3 From 46203a508f64b4bfa150a9d25eab1dc891e7e650 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 29 Oct 2019 17:14:15 -0400 Subject: drm/amdgpu/gmc10: properly set BANK_SELECT and FRAGMENT_SIZE MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit These were not aligned for optimal performance for GPUVM. Acked-by: Christian König Reviewed-by: Tianci Yin Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c | 9 +++++++++ drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c | 9 +++++++++ 2 files changed, 18 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c') diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c index b601c6740ef5..b4f32d853ca1 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c @@ -155,6 +155,15 @@ static void gfxhub_v2_0_init_cache_regs(struct amdgpu_device *adev) WREG32_SOC15(GC, 0, mmGCVM_L2_CNTL2, tmp); tmp = mmGCVM_L2_CNTL3_DEFAULT; + if (adev->gmc.translate_further) { + tmp = REG_SET_FIELD(tmp, GCVM_L2_CNTL3, BANK_SELECT, 12); + tmp = REG_SET_FIELD(tmp, GCVM_L2_CNTL3, + L2_CACHE_BIGK_FRAGMENT_SIZE, 9); + } else { + tmp = REG_SET_FIELD(tmp, GCVM_L2_CNTL3, BANK_SELECT, 9); + tmp = REG_SET_FIELD(tmp, GCVM_L2_CNTL3, + L2_CACHE_BIGK_FRAGMENT_SIZE, 6); + } WREG32_SOC15(GC, 0, mmGCVM_L2_CNTL3, tmp); tmp = mmGCVM_L2_CNTL4_DEFAULT; diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c index 2eea702de8ee..945533634711 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c @@ -142,6 +142,15 @@ static void mmhub_v2_0_init_cache_regs(struct amdgpu_device *adev) WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL2, tmp); tmp = mmMMVM_L2_CNTL3_DEFAULT; + if (adev->gmc.translate_further) { + tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL3, BANK_SELECT, 12); + tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL3, + L2_CACHE_BIGK_FRAGMENT_SIZE, 9); + } else { + tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL3, BANK_SELECT, 9); + tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL3, + L2_CACHE_BIGK_FRAGMENT_SIZE, 6); + } WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL3, tmp); tmp = mmMMVM_L2_CNTL4_DEFAULT; -- cgit v1.2.3 From 6c2c8972374ac5c35078d36d7559f64c368f7b33 Mon Sep 17 00:00:00 2001 From: changzhu Date: Tue, 19 Nov 2019 10:18:39 +0800 Subject: drm/amdgpu: initialize vm_inv_eng0_sem for gfxhub and mmhub MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit SW must acquire/release one of the vm_invalidate_eng*_sem around the invalidation req/ack. Through this way,it can avoid losing invalidate acknowledge state across power-gating off cycle. To use vm_invalidate_eng*_sem, it needs to initialize vm_invalidate_eng*_sem firstly. Signed-off-by: changzhu Reviewed-by: Christian König Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h | 1 + drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c | 2 ++ drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c | 2 ++ drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | 2 ++ drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c | 2 ++ drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c | 4 ++++ 6 files changed, 13 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h index 406736a1bd3d..b499a3de8bb6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h @@ -77,6 +77,7 @@ struct amdgpu_gmc_fault { struct amdgpu_vmhub { uint32_t ctx0_ptb_addr_lo32; uint32_t ctx0_ptb_addr_hi32; + uint32_t vm_inv_eng0_sem; uint32_t vm_inv_eng0_req; uint32_t vm_inv_eng0_ack; uint32_t vm_context0_cntl; diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c index 9ec4297e61e5..e91bd7945777 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c @@ -367,6 +367,8 @@ void gfxhub_v1_0_init(struct amdgpu_device *adev) hub->ctx0_ptb_addr_hi32 = SOC15_REG_OFFSET(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32); + hub->vm_inv_eng0_sem = + SOC15_REG_OFFSET(GC, 0, mmVM_INVALIDATE_ENG0_SEM); hub->vm_inv_eng0_req = SOC15_REG_OFFSET(GC, 0, mmVM_INVALIDATE_ENG0_REQ); hub->vm_inv_eng0_ack = diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c index b4f32d853ca1..b70c7b483c24 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c @@ -356,6 +356,8 @@ void gfxhub_v2_0_init(struct amdgpu_device *adev) hub->ctx0_ptb_addr_hi32 = SOC15_REG_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32); + hub->vm_inv_eng0_sem = + SOC15_REG_OFFSET(GC, 0, mmGCVM_INVALIDATE_ENG0_SEM); hub->vm_inv_eng0_req = SOC15_REG_OFFSET(GC, 0, mmGCVM_INVALIDATE_ENG0_REQ); hub->vm_inv_eng0_ack = diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c index 6965e1e6fa9e..28105e4af507 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -420,6 +420,8 @@ void mmhub_v1_0_init(struct amdgpu_device *adev) hub->ctx0_ptb_addr_hi32 = SOC15_REG_OFFSET(MMHUB, 0, mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32); + hub->vm_inv_eng0_sem = + SOC15_REG_OFFSET(MMHUB, 0, mmVM_INVALIDATE_ENG0_SEM); hub->vm_inv_eng0_req = SOC15_REG_OFFSET(MMHUB, 0, mmVM_INVALIDATE_ENG0_REQ); hub->vm_inv_eng0_ack = diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c index 945533634711..a7cb185d639a 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c @@ -348,6 +348,8 @@ void mmhub_v2_0_init(struct amdgpu_device *adev) hub->ctx0_ptb_addr_hi32 = SOC15_REG_OFFSET(MMHUB, 0, mmMMVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32); + hub->vm_inv_eng0_sem = + SOC15_REG_OFFSET(MMHUB, 0, mmMMVM_INVALIDATE_ENG0_SEM); hub->vm_inv_eng0_req = SOC15_REG_OFFSET(MMHUB, 0, mmMMVM_INVALIDATE_ENG0_REQ); hub->vm_inv_eng0_ack = diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c index 2c5adfe803a2..66efe2f7bd76 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c @@ -504,6 +504,10 @@ void mmhub_v9_4_init(struct amdgpu_device *adev) 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) + -- cgit v1.2.3