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| author | Dave Airlie <airlied@redhat.com> | 2025-09-02 02:35:11 +0300 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2025-09-02 02:35:54 +0300 |
| commit | 14579a6f18506fbb3613d509b8291e3d13c13952 (patch) | |
| tree | f9eb0cab7854e9015f96a79f2a0f12ed75965894 /drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | |
| parent | ddcc2bb28878b5e7f7aeeb2b510629960b6714a5 (diff) | |
| parent | 585b2f685c56c5095cc22c7202bf74d8e9a73cdd (diff) | |
| download | linux-14579a6f18506fbb3613d509b8291e3d13c13952.tar.xz | |
Merge tag 'amd-drm-next-6.18-2025-08-29' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-6.18-2025-08-29:
amdgpu:
- Replay fixes
- RAS updates
- VCN SRAM load fixes
- EDID read fixes
- eDP ALPM support
- AUX fixes
- Documenation updates
- Rework how PTE flags are generated
- DCE6 fixes
- VCN devcoredump cleanup
- MMHUB client id fixes
- SR-IOV fixes
- VRR fixes
- VCN 5.0.1 RAS support
- Backlight fixes
- UserQ fixes
- Misc code cleanups
- SMU 13.0.12 updates
- Expanded PCIe DPC support
- Expanded VCN reset support
- SMU 13.0.x Updates
- VPE per queue reset support
- Cusor rotation fix
- DSC fixes
- GC 12 MES TLB invalidation update
- Cursor fixes
- Non-DC TMDS clock validation fix
amdkfd:
- debugfs fixes
- Misc code cleanups
- Page migration fixes
- Partition fixes
- SVM fixes
radeon:
- Misc code cleanups
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://lore.kernel.org/r/20250829190848.1921648-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c index 78f9e86ccc09..e69db0a93378 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c @@ -396,6 +396,35 @@ out: return ret; } +int amdgpu_vram_mgr_query_address_block_info(struct amdgpu_vram_mgr *mgr, + uint64_t address, struct amdgpu_vram_block_info *info) +{ + struct amdgpu_vram_mgr_resource *vres; + struct drm_buddy_block *block; + u64 start, size; + int ret = -ENOENT; + + mutex_lock(&mgr->lock); + list_for_each_entry(vres, &mgr->allocated_vres_list, vres_node) { + list_for_each_entry(block, &vres->blocks, link) { + start = amdgpu_vram_mgr_block_start(block); + size = amdgpu_vram_mgr_block_size(block); + if ((start <= address) && (address < (start + size))) { + info->start = start; + info->size = size; + memcpy(&info->task, &vres->task, sizeof(vres->task)); + ret = 0; + goto out; + } + } + } + +out: + mutex_unlock(&mgr->lock); + + return ret; +} + static void amdgpu_dummy_vram_mgr_debug(struct ttm_resource_manager *man, struct drm_printer *printer) { @@ -568,6 +597,10 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man, remaining_size -= size; } + vres->task.pid = task_pid_nr(current); + get_task_comm(vres->task.comm, current); + list_add_tail(&vres->vres_node, &mgr->allocated_vres_list); + if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS && adjust_dcc_size) { struct drm_buddy_block *dcc_block; unsigned long dcc_start; @@ -645,6 +678,10 @@ static void amdgpu_vram_mgr_del(struct ttm_resource_manager *man, uint64_t vis_usage = 0; mutex_lock(&mgr->lock); + + list_del(&vres->vres_node); + memset(&vres->task, 0, sizeof(vres->task)); + list_for_each_entry(block, &vres->blocks, link) vis_usage += amdgpu_vram_mgr_vis_size(adev, block); @@ -933,6 +970,7 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev) mutex_init(&mgr->lock); INIT_LIST_HEAD(&mgr->reservations_pending); INIT_LIST_HEAD(&mgr->reserved_pages); + INIT_LIST_HEAD(&mgr->allocated_vres_list); mgr->default_page_size = PAGE_SIZE; if (!adev->gmc.is_app_apu) { |