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2021-08-24drm/amdkfd: check access permisson to restore retry faultPhilip Yang1-1/+1
Check range access permission to restore GPU retry fault, if GPU retry fault on address which belongs to VMA, and VMA has no read or write permission requested by GPU, failed to restore the address. The vm fault event will pass back to user space. Signed-off-by: Philip Yang <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-08-02Revert "Revert "drm/amdgpu: Add table_freed parameter to amdgpu_vm_bo_update""Eric Huang1-1/+1
This reverts commit 024d8811c90ed56d8b90cdcf71e51c9fedeff460. Revert reason: The issue has been resolved. Signed-off-by: Eric Huang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-07-30Merge tag 'amd-drm-next-5.15-2021-07-29' of ↵Dave Airlie1-4/+6
https://gitlab.freedesktop.org/agd5f/linux into drm-next amd-drm-next-5.15-2021-07-29: amdgpu: - VCN/JPEG power down sequencing fixes - Various navi pcie link handling fixes - Clockgating fixes - Yellow Carp fixes - Beige Goby fixes - Misc code cleanups - S0ix fixes - SMU i2c bus rework - EEPROM handling rework - PSP ucode handling cleanup - SMU error handling rework - AMD HDMI freesync fixes - USB PD firmware update rework - MMIO based vram access rework - Misc display fixes - Backlight fixes - Add initial Cyan Skillfish support - Overclocking fixes suspend/resume amdkfd: - Sysfs leak fix - Add counters for vm faults and migration - GPUVM TLB optimizations radeon: - Misc fixes Signed-off-by: Dave Airlie <[email protected]> From: Alex Deucher <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
2021-07-28Revert "Revert "drm/amdgpu: Add table_freed parameter to amdgpu_vm_bo_update""Eric Huang1-1/+1
This reverts commit 024d8811c90ed56d8b90cdcf71e51c9fedeff460. Revert reason: The issue has been resolved. Signed-off-by: Eric Huang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-07-13Revert "drm/amdgpu: Add table_freed parameter to amdgpu_vm_bo_update"Eric Huang1-1/+1
This reverts commit 075e8080c1a7571563171a07fa9ce47c4bc80044. Reason for revert: the related commit is reverted. Signed-off-by: Eric Huang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-07-13Revert "drm/amdgpu: Add table_freed parameter to amdgpu_vm_bo_update"Eric Huang1-1/+1
This reverts commit 075e8080c1a7571563171a07fa9ce47c4bc80044. Reason for revert: the related commit is reverted. Signed-off-by: Eric Huang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-07-08drm/amdgpu: separate out vm pasid assignmentNirmoy Das1-2/+2
Use new helper function amdgpu_vm_set_pasid() to assign vm pasid value. This also ensures that we don't free a pasid from vm code as pasids are allocated somewhere else. Signed-off-by: Nirmoy Das <[email protected]> Acked-by: Felix Kuehling <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-07-08drm/amdgpu: use xarray for storing pasid in vmNirmoy Das1-2/+4
Replace idr with xarray as we actually need hash functionality. Cleanup code related to vm pasid by adding helper function. Signed-off-by: Nirmoy Das <[email protected]> Acked-by: Felix Kuehling <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-06-15drm/amdgpu: remove amdgpu_vm_ptNirmoy Das1-8/+1
Page table entries are now in embedded in VM BO, so we do not need struct amdgpu_vm_pt. This patch replaces struct amdgpu_vm_pt with struct amdgpu_vm_bo_base. Signed-off-by: Nirmoy Das <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-06-04drm/amdgpu: Add table_freed parameter to amdgpu_vm_bo_updateEric Huang1-1/+1
It is to pass the flag to KFD, and optimize table_freed in amdgpu_vm_bo_update_mapping. Signed-off-by: Eric Huang <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-06-01drm/amdgpu: switch to amdgpu_bo_vm for vm codeNirmoy Das1-2/+3
The subclass, amdgpu_bo_vm is intended for PT/PD BOs which are also shadowed, so switch to amdgpu_bo_vm BO for PT/PD BOs. v4: update amdgpu_vm_update_funcs to accept amdgpu_bo_vm. v3: simplify code. check also if shadow bo exist instead of checking bo only type. v2: squash three related patches. Signed-off-by: Nirmoy Das <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-05-21Merge tag 'amd-drm-next-5.14-2021-05-21' of ↵Dave Airlie1-2/+7
https://gitlab.freedesktop.org/agd5f/linux into drm-next amd-drm-next-5.14-2021-05-21: amdgpu: - RAS fixes - SR-IOV fixes - More BO management cleanups - Aldebaran fixes - Display fixes - Support for new GPU, Beige Goby - Backlight fixes amdkfd: - RAS fixes - DMA mapping fixes - HMM SVM fixes Signed-off-by: Dave Airlie <[email protected]> From: Alex Deucher <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
2021-05-21Merge tag 'amd-drm-next-5.14-2021-05-19' of ↵Dave Airlie1-5/+12
https://gitlab.freedesktop.org/agd5f/linux into drm-next amd-drm-next-5.14-2021-05-19: amdgpu: - Aldebaran updates - More LTTPR display work - Vangogh updates - SDMA 5.x GCR fixes - RAS fixes - PCIe ASPM support - Modifier fixes - Enable TMZ on Renoir - Buffer object code cleanup - Display overlay fixes - Initial support for multiple eDP panels - Initial SR-IOV support for Aldebaran - DP link training refactor - Misc code cleanups and bug fixes - SMU regression fixes for variable sized arrays - MAINTAINERS fixes for amdgpu amdkfd: - Initial SR-IOV support for Aldebaran - Topology fixes - Initial HMM SVM support - Misc code cleanups and bug fixes radeon: - Misc code cleanups and bug fixes - SMU regression fixes for variable sized arrays - Flickering fix for Oland with multiple 4K displays UAPI: - amdgpu: Drop AMDGPU_GEM_CREATE_SHADOW flag. This was always a kernel internal flag and userspace use of it has always been blocked. It's no longer needed so remove it. - amdkgd: HMM SVM support Overview: https://patchwork.freedesktop.org/series/85562/ Porposed userspace: https://github.com/RadeonOpenCompute/ROCT-Thunk-Interface/tree/fxkamd/hmm-wip Signed-off-by: Dave Airlie <[email protected]> From: Alex Deucher <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
2021-05-19drm/amdgpu: flush TLB if valid PDE turns into PTEPhilip Yang1-1/+6
Mapping huge page, 2MB aligned address with 2MB size, uses PDE0 as PTE. If previously valid PDE0, PDE0.V=1 and PDE0.P=0 turns into PTE, this requires TLB flush, otherwise page table walker will not read updated PDE0. Change page table update mapping to return table_freed flag to indicate the previously valid PDE may have turned into a PTE if page table is freed. Signed-off-by: Philip Yang <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-05-19drm/amdgpu: re-apply "use the new cursor in the VM code" v2Christian König1-1/+1
Now that we found the underlying problem we can re-apply this patch. This reverts commit 6b44b667e24cf89603ebdaa31b939c034d425162. v2: rebase on KFD changes Signed-off-by: Christian König <[email protected]> Acked-by: Felix Kuehling <[email protected]> Tested-by: Nirmoy Das <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-05-11Merge drm/drm-next into drm-misc-nextThomas Zimmermann1-0/+1
Backmerging to get v5.12 fixes. Requested for vmwgfx. Signed-off-by: Thomas Zimmermann <[email protected]>
2021-05-05drm/amdgpu: Add show_fdinfo() interfaceRoy Sun1-0/+2
Tracking devices, process info and fence info using /proc/pid/fdinfo Signed-off-by: David M Nieto <[email protected]> Signed-off-by: Roy Sun <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Christian König <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
2021-04-28drm/amdgpu: fix concurrent VM flushes on Vega/Navi v2Christian König1-0/+1
Starting with Vega the hardware supports concurrent flushes of VMID which can be used to implement per process VMID allocation. But concurrent flushes are mutual exclusive with back to back VMID allocations, fix this to avoid a VMID used in two ways at the same time. v2: don't set ring to NULL Signed-off-by: Christian König <[email protected]> Reviewed-by: James Zhu <[email protected]> Tested-by: James Zhu <[email protected]> Signed-off-by: Alex Deucher <[email protected]> Cc: [email protected]
2021-04-23drm/amdgpu: fix concurrent VM flushes on Vega/Navi v2Christian König1-0/+1
Starting with Vega the hardware supports concurrent flushes of VMID which can be used to implement per process VMID allocation. But concurrent flushes are mutual exclusive with back to back VMID allocations, fix this to avoid a VMID used in two ways at the same time. v2: don't set ring to NULL Signed-off-by: Christian König <[email protected]> Reviewed-by: James Zhu <[email protected]> Tested-by: James Zhu <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-04-23drm/amdgpu: remove unused vm context flagsNirmoy Das1-3/+0
Remove unused AMDGPU_VM_CONTEXT_GFX and AMDGPU_VM_CONTEXT_COMPUTE flags. Signed-off-by: Nirmoy Das <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-04-23drm/amdgpu: cleanup amdgpu_vm_init()Nirmoy Das1-2/+1
Currently only way to create compute vm is through amdgpu_vm_make_compute(). So vm_context isn't required anymore for amdgpu_vm_init(). Signed-off-by: Nirmoy Das <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-04-20drm/amdgpu: export vm update mapping interfacePhilip Yang1-0/+11
It will be used by kfd to map svm range to GPU, because svm range does not have amdgpu_bo and bo_va, cannot use amdgpu_bo_update interface, use amdgpu vm update interface directly. Signed-off-by: Philip Yang <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-12-01drm/amdgpu: increase reserved VRAM size to 8MBLikun Gao1-1/+1
4MB reserved VRAM size which used for page tables was not enough for some condition, increase it to 8MB to reduce page table contention. Signed-off-by: Likun Gao <[email protected]> Reviewed-by: Hawking Zhang <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-11-10Merge tag 'amd-drm-next-5.11-2020-11-05' of ↵Dave Airlie1-0/+10
git://people.freedesktop.org/~agd5f/linux into drm-next amd-drm-next-5.11-2020-11-05: amdgpu: - Add initial support for Vangogh - Add support for Green Sardine - Add initial support for Dimgrey Cavefish - Scatter/Gather display support for Renoir - Updates for Sienna Cichlid - Updates for Navy Flounder - SMU7 power improvements - Modifier support for gfx9+ - CI BACO fixes - Arcturus SMU fixes - Lots of code cleanups - DC fixes - Kernel doc fixes - Add more GPU HW client information to page fault error logging - MPO clock tuning for RV - FP fixes for DCN3 on ARM and PPC radeon: - Expose voltage via hwmon on Sumo APUs amdkfd: - Fix unique id handling - Misc fixes From: Alex Deucher <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
2020-10-26drm/amdgpu: increase the reserved VM size to 2MBChristian König1-2/+2
Ideally this should be a multiple of the VM block size. 2MB should at least fit for Vega/Navi. Signed-off-by: Christian König <[email protected]> Reviewed-by: Madhav Chauhan <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]> Cc: [email protected]
2020-10-26drm/amdgpu: increase the reserved VM size to 2MBChristian König1-2/+2
Ideally this should be a multiple of the VM block size. 2MB should at least fit for Vega/Navi. Signed-off-by: Christian König <[email protected]> Reviewed-by: Madhav Chauhan <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-10-23drm/amdgpu: add support to configure MALL for sienna_cichlid (v2)Likun Gao1-0/+3
Enable Memory Access at Last Level (MALL) feature for sienna_cichlid. v2: drop module option. We need to add UAPI so userspace can request MALL per buffer. Reviewed-by: Christian König <[email protected]> Signed-off-by: Likun Gao <[email protected]> Reviewed-by: Hawking Zhang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-10-16drm/amdgpu: add a list in VM for BOs in the done stateMihir Bhogilal Patel1-0/+3
Add a new list in VM for done state i.e. BOs which are invalidated and updated in PTEs. Signed-off-by: Mihir Bhogilal Patel <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-10-15Merge tag 'drm-next-2020-10-15' of git://anongit.freedesktop.org/drm/drmLinus Torvalds1-1/+1
Pull drm updates from Dave Airlie: "Not a major amount of change, the i915 trees got split into display and gt trees to better facilitate higher level review, and there's a major refactoring of i915 GEM locking to use more core kernel concepts (like ww-mutexes). msm gets per-process pagetables, older AMD SI cards get DC support, nouveau got a bump in displayport support with common code extraction from i915. Outside of drm this contains a couple of patches for hexint moduleparams which you've acked, and a virtio common code tree that you should also get via it's regular path. New driver: - Cadence MHDP8546 DisplayPort bridge driver core: - cross-driver scatterlist cleanups - devm_drm conversions - remove drm_dev_init - devm_drm_dev_alloc conversion ttm: - lots of refactoring and cleanups bridges: - chained bridge support in more drivers panel: - misc new panels scheduler: - cleanup priority levels displayport: - refactor i915 code into helpers for nouveau i915: - split into display and GT trees - WW locking refactoring in GEM - execbuf2 extension mechanism - syncobj timeline support - GEN 12 HOBL display powersaving - Rocket Lake display additions - Disable FBC on Tigerlake - Tigerlake Type-C + DP improvements - Hotplug interrupt refactoring amdgpu: - Sienna Cichlid updates - Navy Flounder updates - DCE6 (SI) support for DC - Plane rotation enabled - TMZ state info ioctl - PCIe DPC recovery support - DC interrupt handling refactor - OLED panel fixes amdkfd: - add SMI events for thermal throttling - SMI interface events ioctl update - process eviction counters radeon: - move to dma_ for allocations - expose sclk via sysfs msm: - DSI support for sm8150/sm8250 - per-process GPU pagetable support - Displayport support mediatek: - move HDMI phy driver to PHY - convert mtk-dpi to bridge API - disable mt2701 tmds tegra: - bridge support exynos: - misc cleanups vc4: - dual display cleanups ast: - cleanups gma500: - conversion to GPIOd API hisilicon: - misc reworks ingenic: - clock handling and format improvements mcde: - DSI support mgag200: - desktop g200 support mxsfb: - i.MX7 + i.MX8M - alpha plane support panfrost: - devfreq support - amlogic SoC support ps8640: - EDID from eDP retrieval tidss: - AM65xx YUV workaround virtio: - virtio-gpu exported resources rcar-du: - R8A7742, R8A774E1 and R8A77961 support - YUV planar format fixes - non-visible plane handling - VSP device reference count fix - Kconfig fix to avoid displaying disabled options in .config" * tag 'drm-next-2020-10-15' of git://anongit.freedesktop.org/drm/drm: (1494 commits) drm/ingenic: Fix bad revert drm/amdgpu: Fix invalid number of character '{' in amdgpu_acpi_init drm/amdgpu: Remove warning for virtual_display drm/amdgpu: kfd_initialized can be static drm/amd/pm: setup APU dpm clock table in SMU HW initialization drm/amdgpu: prevent spurious warning drm/amdgpu/swsmu: fix ARC build errors drm/amd/display: Fix OPTC_DATA_FORMAT programming drm/amd/display: Don't allow pstate if no support in blank drm/panfrost: increase readl_relaxed_poll_timeout values MAINTAINERS: Update entry for st7703 driver after the rename Revert "gpu/drm: ingenic: Add option to mmap GEM buffers cached" drm/amd/display: HDMI remote sink need mode validation for Linux drm/amd/display: Change to correct unit on audio rate drm/amd/display: Avoid set zero in the requested clk drm/amdgpu: align frag_end to covered address space drm/amdgpu: fix NULL pointer dereference for Renoir drm/vmwgfx: fix regression in thp code due to ttm init refactor. drm/amdgpu/swsmu: add interrupt work handler for smu11 parts drm/amdgpu/swsmu: add interrupt work function ...
2020-10-15drm/amdgpu: Add debugfs entry for printing VM infoMihir Bhogilal Patel1-0/+4
Create new debugfs entry to print memory info using VM buffer objects. V2: Added Common function for printing BO info. Dump more VM lists for evicted, moved, relocated, invalidated. Removed dumping VM mapped BOs. V3: Fixed coding style comments, renamed print API and variables. V4: Fixed coding style comments. Signed-off-by: Mihir Bhogilal Patel <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-09-22drm/amd: fix typoes in commentsBernard Zhao1-1/+1
Change the comment typo: "programm" -> "program". Signed-off-by: Bernard Zhao <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-09-17drm, iommu: Change type of pasid to u32Fenghua Yu1-4/+4
PASID is defined as a few different types in iommu including "int", "u32", and "unsigned int". To be consistent and to match with uapi definitions, define PASID and its variations (e.g. max PASID) as "u32". "u32" is also shorter and a little more explicit than "unsigned int". No PASID type change in uapi although it defines PASID as __u64 in some places. Suggested-by: Thomas Gleixner <[email protected]> Signed-off-by: Fenghua Yu <[email protected]> Signed-off-by: Borislav Petkov <[email protected]> Reviewed-by: Tony Luck <[email protected]> Reviewed-by: Lu Baolu <[email protected]> Acked-by: Felix Kuehling <[email protected]> Acked-by: Joerg Roedel <[email protected]> Link: https://lkml.kernel.org/r/[email protected]
2020-07-02drm/amdgpu: Clean up KFD VMID assignmentFelix Kuehling1-0/+1
The KFD VMID assignment was hard-coded in a few places. Consolidate that in a single variable adev->vm_manager.first_kfd_vmid. The value is still assigned in gmc-ip-version-specific code. Signed-off-by: Felix Kuehling <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-04-28drm/amdgpu: add new unlocked flag for PTE updatesChristian König1-2/+7
For HMM support we need the ability to invalidate PTEs from a MM callback where we can't lock the root PD. Add a new flag to better support this instead of assuming that all invalidation updates are unlocked. Signed-off-by: Christian König <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-04-28drm/amdgpu: rename direct to immediate for VM updatesChristian König1-5/+5
To avoid confusion with direct ring submissions rename bottom of pipe VM table changes to immediate updates. Signed-off-by: Christian König <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-04-28drm/amdgpu: define the TMZ bit for the PTEAlex Deucher1-0/+3
Define the TMZ (encryption) bit in the page table entry (PTE) for Raven and newer asics. Signed-off-by: Alex Deucher <[email protected]> Reviewed-by: Huang Rui <[email protected]>
2020-04-22drm/amdgpu: fix race between pstate and remote buffer mapJonathan Kim1-4/+0
Vega20 arbitrates pstate at hive level and not device level. Last peer to remote buffer unmap could drop P-State while another process is still remote buffer mapped. With this fix, P-States still needs to be disabled for now as SMU bug was discovered on synchronous P2P transfers. This should be fixed in the next FW update. Signed-off-by: Jonathan Kim <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-03-16drm_amdgpu: Add job fence to resv conditionallyxinhui pan1-1/+0
Job fence on page table should be a shared one, so add it to the root page talbe bo resv. last_delayed field is not needed anymore. so remove it. Cc: Christian König <[email protected]> Cc: Alex Deucher <[email protected]> Cc: Felix Kuehling <[email protected]> Suggested-by: Christian König <[email protected]> Signed-off-by: xinhui pan <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-02-04drm/amdgpu: rework synchronization of VM updates v4Christian König1-2/+2
If provided we only sync to the BOs reservation object and no longer to the root PD. v2: update comment, cleanup amdgpu_bo_sync_wait_resv v3: use correct reservation object while clearing v4: fix typo in amdgpu_bo_sync_wait_resv Signed-off-by: Christian König <[email protected]> Tested-by: Tom St Denis <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2020-01-16drm/amdgpu: Avoid reclaim fs while eviction lockAlex Sierra1-1/+5
[Why] Avoid reclaim filesystem while eviction lock is held called from MMU notifier. [How] Setting PF_MEMALLOC_NOFS flags while eviction mutex is locked. Using memalloc_nofs_save / memalloc_nofs_restore API. Signed-off-by: Alex Sierra <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2019-12-18drm/amdgpu: replace vm_pte's run-queue list with drm gpu scheds listNirmoy Das1-2/+2
drm_sched_entity_init() takes drm gpu scheduler list instead of drm_sched_rq list. This makes conversion of drm_sched_rq list to drm gpu scheduler list unnecessary Signed-off-by: Nirmoy Das <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2019-12-09drm/amdgpu: add VM eviction lock v3Christian König1-0/+4
This allows to invalidate VM entries without taking the reservation lock. v3: use -EBUSY Signed-off-by: Christian König <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2019-12-09drm/amdgpu: stop adding VM updates fences to the resv objChristian König1-0/+4
Don't add the VM update fences to the resv object and remove the handling to stop implicitely syncing to them. Ongoing updates prevent page tables from being evicted and we manually block for all updates to complete before releasing PDs and PTS. This way we can do updates even without the resv obj locked. Signed-off-by: Christian König <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2019-12-09drm/amdgpu: move VM eviction decision into amdgpu_vm.cChristian König1-0/+1
When a page tables needs to be evicted the VM code should decide if that is possible or not. Signed-off-by: Christian König <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2019-11-22drm/amdgpu: add flag to indicate amdgpu vm contextAlex Sierra1-0/+2
Flag added to indicate if the amdgpu vm context is used for compute or graphics. Signed-off-by: Alex Sierra <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2019-09-16drm/amdgpu: add graceful VM fault handling v3Christian König1-0/+2
Next step towards HMM support. For now just silence the retry fault and optionally redirect the request to the dummy page. v2: make sure the VM is not destroyed while we handle the fault. v3: fix VM destroy check, cleanup comments Signed-off-by: Christian König <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2019-09-16drm/amdgpu: allow direct submission of PDE updates v2Christian König1-2/+2
For handling PDE updates directly in the fault handler. v2: fix typo in comment Signed-off-by: Christian König <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2019-09-16drm/amdgpu: allow direct submission in the VM backends v2Christian König1-0/+5
This allows us to update page tables directly while in a page fault. v2: use direct/delayed entities and still wait for moves Signed-off-by: Christian König <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2019-09-16drm/amdgpu: split the VM entity into direct and delayedChristian König1-2/+3
For page fault handling we need to use a direct update which can't be blocked by ongoing user CS. Signed-off-by: Christian König <[email protected]> Reviewed-by: Felix Kuehling <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2019-09-13drm/amdgpu: reserve at least 4MB of VRAM for page tables v2Christian König1-0/+3
This hopefully helps reduce the contention for page tables. v2: adjust maximum reported VRAM size as well Signed-off-by: Christian König <[email protected]> Reviewed-by: Chunming Zhou <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
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