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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/r420.c
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@@ -219,7 +219,7 @@ static void r420_cp_errata_init(struct radeon_device *rdev)
radeon_ring_write(ring, PACKET0(R300_CP_RESYNC_ADDR, 1));
radeon_ring_write(ring, rdev->config.r300.resync_scratch);
radeon_ring_write(ring, 0xDEADBEEF);
radeon_ring_unlock_commit(rdev, ring);
radeon_ring_unlock_commit(rdev, ring, false);
}
static void r420_cp_errata_fini(struct radeon_device *rdev)
@@ -232,7 +232,7 @@ static void r420_cp_errata_fini(struct radeon_device *rdev)
radeon_ring_lock(rdev, ring, 8);
radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
radeon_ring_write(ring, R300_RB3D_DC_FINISH);
radeon_ring_unlock_commit(rdev, ring);
radeon_ring_unlock_commit(rdev, ring, false);
radeon_scratch_free(rdev, rdev->config.r300.resync_scratch);
}