diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c | 81 |
1 files changed, 44 insertions, 37 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c index e91bd7945777..1a2f18b908fe 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c @@ -75,40 +75,45 @@ static void gfxhub_v1_0_init_system_aperture_regs(struct amdgpu_device *adev) WREG32_SOC15_RLC(GC, 0, mmMC_VM_AGP_BOT, adev->gmc.agp_start >> 24); WREG32_SOC15_RLC(GC, 0, mmMC_VM_AGP_TOP, adev->gmc.agp_end >> 24); - /* Program the system aperture low logical page number. */ - WREG32_SOC15_RLC(GC, 0, mmMC_VM_SYSTEM_APERTURE_LOW_ADDR, - min(adev->gmc.fb_start, adev->gmc.agp_start) >> 18); - - if (adev->asic_type == CHIP_RAVEN && adev->rev_id >= 0x8) - /* - * Raven2 has a HW issue that it is unable to use the vram which - * is out of MC_VM_SYSTEM_APERTURE_HIGH_ADDR. So here is the - * workaround that increase system aperture high address (add 1) - * to get rid of the VM fault and hardware hang. - */ - WREG32_SOC15_RLC(GC, 0, mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR, - max((adev->gmc.fb_end >> 18) + 0x1, - adev->gmc.agp_end >> 18)); - else - WREG32_SOC15_RLC(GC, 0, mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR, - 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(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); + if (!amdgpu_sriov_vf(adev) || adev->asic_type <= CHIP_VEGA10) { + /* Program the system aperture low logical page number. */ + WREG32_SOC15_RLC(GC, 0, mmMC_VM_SYSTEM_APERTURE_LOW_ADDR, + min(adev->gmc.fb_start, adev->gmc.agp_start) >> 18); + + if (adev->asic_type == CHIP_RAVEN && adev->rev_id >= 0x8) + /* + * Raven2 has a HW issue that it is unable to use the + * vram which is out of MC_VM_SYSTEM_APERTURE_HIGH_ADDR. + * So here is the workaround that increase system + * aperture high address (add 1) to get rid of the VM + * fault and hardware hang. + */ + WREG32_SOC15_RLC(GC, 0, + mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR, + max((adev->gmc.fb_end >> 18) + 0x1, + adev->gmc.agp_end >> 18)); + else + WREG32_SOC15_RLC( + GC, 0, mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR, + 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(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) @@ -264,7 +269,7 @@ static void gfxhub_v1_0_program_invalidation(struct amdgpu_device *adev) int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev) { - if (amdgpu_sriov_vf(adev)) { + if (amdgpu_sriov_vf(adev) && adev->asic_type != CHIP_ARCTURUS) { /* * MC_VM_FB_LOCATION_BASE/TOP is NULL for VF, becuase they are * VF copy registers so vbios post doesn't program them, for @@ -280,10 +285,12 @@ int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev) 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); + if (!amdgpu_sriov_vf(adev)) + gfxhub_v1_0_init_cache_regs(adev); gfxhub_v1_0_enable_system_domain(adev); - gfxhub_v1_0_disable_identity_aperture(adev); + if (!amdgpu_sriov_vf(adev)) + gfxhub_v1_0_disable_identity_aperture(adev); gfxhub_v1_0_setup_vmid_config(adev); gfxhub_v1_0_program_invalidation(adev); |