Add shared stats. Useful for seeing shared memory. v2: take dma-buf into account as well v3: use the new gem helper Link: https://lore.kernel.org/all/20231207180225.439482-1-alexander.deucher@xxxxxxx/ Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Cc: Rob Clark <robdclark@xxxxxxxxx> --- drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c | 4 ++++ drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 11 +++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 6 ++++++ 3 files changed, 21 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c index 5706b282a0c7..c7df7fa3459f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c @@ -97,6 +97,10 @@ void amdgpu_show_fdinfo(struct drm_printer *p, struct drm_file *file) stats.requested_visible_vram/1024UL); drm_printf(p, "amd-requested-gtt:\t%llu KiB\n", stats.requested_gtt/1024UL); + drm_printf(p, "drm-shared-vram:\t%llu KiB\n", stats.vram_shared/1024UL); + drm_printf(p, "drm-shared-gtt:\t%llu KiB\n", stats.gtt_shared/1024UL); + drm_printf(p, "drm-shared-cpu:\t%llu KiB\n", stats.cpu_shared/1024UL); + for (hw_ip = 0; hw_ip < AMDGPU_HW_IP_NUM; ++hw_ip) { if (!usage[hw_ip]) continue; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 425cebcc5cbf..e6f69fce539b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -1276,25 +1276,36 @@ void amdgpu_bo_get_memory(struct amdgpu_bo *bo, struct amdgpu_mem_stats *stats) { uint64_t size = amdgpu_bo_size(bo); + struct drm_gem_object *obj; unsigned int domain; + bool shared; /* Abort if the BO doesn't currently have a backing store */ if (!bo->tbo.resource) return; + obj = &bo->tbo.base; + shared = drm_gem_object_is_shared_for_memory_stats(obj); + domain = amdgpu_mem_type_to_domain(bo->tbo.resource->mem_type); switch (domain) { case AMDGPU_GEM_DOMAIN_VRAM: stats->vram += size; if (amdgpu_bo_in_cpu_visible_vram(bo)) stats->visible_vram += size; + if (shared) + stats->vram_shared += size; break; case AMDGPU_GEM_DOMAIN_GTT: stats->gtt += size; + if (shared) + stats->gtt_shared += size; break; case AMDGPU_GEM_DOMAIN_CPU: default: stats->cpu += size; + if (shared) + stats->cpu_shared += size; break; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h index a3ea8a82db23..be679c42b0b8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h @@ -138,12 +138,18 @@ struct amdgpu_bo_vm { struct amdgpu_mem_stats { /* current VRAM usage, includes visible VRAM */ uint64_t vram; + /* current shared VRAM usage, includes visible VRAM */ + uint64_t vram_shared; /* current visible VRAM usage */ uint64_t visible_vram; /* current GTT usage */ uint64_t gtt; + /* current shared GTT usage */ + uint64_t gtt_shared; /* current system memory usage */ uint64_t cpu; + /* current shared system memory usage */ + uint64_t cpu_shared; /* sum of evicted buffers, includes visible VRAM */ uint64_t evicted_vram; /* sum of evicted buffers due to CPU access */ -- 2.42.0