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drm/amdgpu: Update kgd2kfd_shared_resources for dGPU support

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Add GPUVM size and DRM render node. Also add function to query the
VMID mask to avoid hard-coding it in multiple places later.

v2: cut off GPUVM size at the VA hole

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Felix Kuehling
2018-02-06 20:32:36 -05:00
committed by Oded Gabbay
parent d8d019ccff
commit 155494dbbb
3 changed files with 26 additions and 2 deletions
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6
drivers/gpu/drm/amd/include/kgd_kfd_interface.h
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@@ -108,6 +108,12 @@ struct kgd2kfd_shared_resources {
/* Number of bytes at start of aperture reserved for KGD. */
size_t doorbell_start_offset;
/* GPUVM address space size in bytes */
uint64_t gpuvm_size;
/* Minor device number of the render node */
int drm_render_minor;
};
struct tile_config {