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authorChristian König <christian.koenig@amd.com>2014-11-19 14:01:25 +0100
committerAlex Deucher <alexander.deucher@amd.com>2014-11-20 13:00:18 -0500
commit7c42bc1aa23fc061a6ff9c2bd9208817bd54ea04 (patch)
tree118a08edc96cea488f6eb9ceef7922b0068dbd3b /drivers/gpu/drm/radeon/ni.c
parentad1a58a45ae9a35aaf68b27d21600889360680f3 (diff)
drm/radeon: use one VMID for each ring
Use multiple VMIDs for each VM, one for each ring. That allows us to execute flushes separately on each ring, still not ideal cause in a lot of cases rings can share IDs. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/ni.c')
-rw-r--r--drivers/gpu/drm/radeon/ni.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index bee432d3dd3..360de9f1f49 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1373,6 +1373,7 @@ void cayman_fence_ring_emit(struct radeon_device *rdev,
void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
{
struct radeon_ring *ring = &rdev->ring[ib->ring];
+ unsigned vm_id = ib->vm ? ib->vm->ids[ib->ring].id : 0;
u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
PACKET3_SH_ACTION_ENA;
@@ -1395,15 +1396,14 @@ void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
#endif
(ib->gpu_addr & 0xFFFFFFFC));
radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
- radeon_ring_write(ring, ib->length_dw |
- (ib->vm ? (ib->vm->id << 24) : 0));
+ radeon_ring_write(ring, ib->length_dw | (vm_id << 24));
/* flush read cache over gart for this vmid */
radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
radeon_ring_write(ring, 0xFFFFFFFF);
radeon_ring_write(ring, 0);
- radeon_ring_write(ring, ((ib->vm ? ib->vm->id : 0) << 24) | 10); /* poll interval */
+ radeon_ring_write(ring, (vm_id << 24) | 10); /* poll interval */
}
static void cayman_cp_enable(struct radeon_device *rdev, bool enable)