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GPU (Linux): detect shared vram usage of AMD GPU

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This commit is contained in:
李通洲
2025-06-19 15:54:26 +08:00
parent c377872438
commit 0e1ef96992
1 changed files with 15 additions and 10 deletions
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src/detection/gpu/gpu_drm.c
+15 -10
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@@ -50,12 +50,20 @@ const char* ffDrmDetectRadeon(const FFGPUOptions* options, FFGPUResult* gpu, con
if (ioctl(fd, DRM_IOCTL_RADEON_GEM_INFO, &gemInfo) >= 0 && gemInfo.vram_visible > 0)
{
gpu->dedicated.total = gemInfo.vram_visible;
gpu->shared.total = gemInfo.gart_size;
uint64_t memSize;
if (ioctl(fd, DRM_IOCTL_RADEON_INFO, &(struct drm_radeon_info) {
.request = RADEON_INFO_VRAM_USAGE, // uint64_t
.value = (uintptr_t) &memSize,
}) >= 0)
gpu->dedicated.used = memSize;
if (ioctl(fd, DRM_IOCTL_RADEON_INFO, &(struct drm_radeon_info) {
.request = RADEON_INFO_GTT_USAGE, // uint64_t
.value = (uintptr_t) &memSize,
}) >= 0)
gpu->shared.used = memSize;
}
}
@@ -126,16 +134,13 @@ const char* ffDrmDetectAmdgpu(const FFGPUOptions* options, FFGPUResult* gpu, con
struct amdgpu_heap_info heapInfo;
if (ffamdgpu_query_heap_info(handle, AMDGPU_GEM_DOMAIN_VRAM, 0, &heapInfo) >= 0)
{
if (gpu->type == FF_GPU_TYPE_DISCRETE)
{
gpu->dedicated.total = heapInfo.heap_size;
gpu->dedicated.used = heapInfo.heap_usage;
}
else
{
gpu->shared.total = heapInfo.heap_size;
gpu->shared.used = heapInfo.heap_usage;
}
gpu->dedicated.total = heapInfo.heap_size;
gpu->dedicated.used = heapInfo.heap_usage;
}
if (ffamdgpu_query_heap_info(handle, AMDGPU_GEM_DOMAIN_GTT, 0, &heapInfo) >= 0)
{
gpu->shared.total = heapInfo.heap_size;
gpu->shared.used = heapInfo.heap_usage;
}
}