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drm/amdgpu: only support IBs in the buffer list (v2)

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amdgpu_cs_find_mapping doesn't work without all buffers being validated,
so the TTM validation must be done first.

v2: only use amdgpu_cs_find_mapping for UVD/VCE VM emulation

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Marek Olšák 2015-06-02 17:44:49 +02:00 • committed by Alex Deucher
commit 3ccec53c29
3 changed files with 25 additions and 77 deletions
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6
include/uapi/drm/amdgpu_drm.h
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@ -378,11 +378,7 @@ union drm_amdgpu_cs {
#define AMDGPU_IB_FLAG_PREAMBLE (1<<2)
struct drm_amdgpu_cs_chunk_ib {
/**
* Handle of GEM object to be used as IB or 0 if it is already in
* residency list.
*/
uint32_t handle;
uint32_t _pad;
uint32_t flags; /* IB Flags */
uint64_t va_start; /* Virtual address to begin IB execution */
uint32_t ib_bytes; /* Size of submission */