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drm/radeon: Only flush HDP cache for indirect buffers from userspace

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It isn't necessary for command streams generated by the kernel (at least
not while we aren't storing ring or indirect buffers in VRAM).

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer
2014-08-18 17:34:55 +09:00
committed by Alex Deucher
parent 701e1e7891
commit 1538a9e0e0
25 changed files with 73 additions and 66 deletions
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4
drivers/gpu/drm/radeon/ni.c
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@@ -1505,7 +1505,7 @@ static int cayman_cp_start(struct radeon_device *rdev)
radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
radeon_ring_write(ring, 0);
radeon_ring_write(ring, 0);
radeon_ring_unlock_commit(rdev, ring);
radeon_ring_unlock_commit(rdev, ring, false);
cayman_cp_enable(rdev, true);
@@ -1547,7 +1547,7 @@ static int cayman_cp_start(struct radeon_device *rdev)
radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
radeon_ring_write(ring, 0x00000010); /* */
radeon_ring_unlock_commit(rdev, ring);
radeon_ring_unlock_commit(rdev, ring, false);
/* XXX init other rings */