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drm/amdgpu: add shared fdinfo stats

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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@amd.com/
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Rob Clark <robdclark@gmail.com>
Reviewed-by: Christian König <christian.keonig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Alex Deucher
2024-02-12 16:04:26 -05:00
committed by Christian König
parent d50ea100ea
commit ba1a58d5b9
3 changed files with 21 additions and 0 deletions
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11
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
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@@ -1273,25 +1273,36 @@ 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;
}