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drm/amdgpu:enable MCBP for SR-IOV (v2) 

Apply the new IB during IB emit for SRIOV with MCBP

v2: agd: use define instead of magic number

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu 2017-03-08 15:53:19 +08:00 committed by Alex Deucher
parent 9ccd52eb24
commit 2e2e3c7f18
2 changed files with 4 additions and 0 deletions
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3
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
View File

@ -6564,6 +6564,9 @@ static void gfx_v8_0_ring_emit_ib_gfx(struct amdgpu_ring *ring,
control |= ib->length_dw | (vm_id << 24);
if (amdgpu_sriov_vf(ring->adev) && ib->flags & AMDGPU_IB_FLAG_PREEMPT)
control |= INDIRECT_BUFFER_PRE_ENB(1);
amdgpu_ring_write(ring, header);
amdgpu_ring_write(ring,
#ifdef __BIG_ENDIAN

1
drivers/gpu/drm/amd/amdgpu/vid.h
View File

@ -195,6 +195,7 @@
* 1 - Stream
* 2 - Bypass
*/
#define INDIRECT_BUFFER_PRE_ENB(x) ((x) << 21)
#define PACKET3_COPY_DATA 0x40
#define PACKET3_PFP_SYNC_ME 0x42
#define PACKET3_SURFACE_SYNC 0x43