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drm/ttm: add io_mem_pfn callback

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This allows the driver to handle io_mem mappings on their own.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2017-03-28 16:54:50 +02:00
committed by Alex Deucher
parent 018b7fc3a9
commit ea642c3216
13 changed files with 39 additions and 1 deletions
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drivers/gpu/drm/virtio/virtgpu_ttm.c
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@@ -431,6 +431,7 @@ static struct ttm_bo_driver virtio_gpu_bo_driver = {
.verify_access = &virtio_gpu_verify_access,
.io_mem_reserve = &virtio_gpu_ttm_io_mem_reserve,
.io_mem_free = &virtio_gpu_ttm_io_mem_free,
.io_mem_pfn = ttm_bo_default_io_mem_pfn,
.move_notify = &virtio_gpu_bo_move_notify,
.swap_notify = &virtio_gpu_bo_swap_notify,
};