drm/radeon: rework VMID handling
Move binding onto the ring, simplifying handling a bit.
Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 8e3d70c..de378d6 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1497,14 +1497,6 @@
{
}
-int cayman_vm_bind(struct radeon_device *rdev, struct radeon_vm *vm, int id)
-{
- WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (id << 2), 0);
- WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (id << 2), vm->last_pfn);
- WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (id << 2), vm->pt_gpu_addr >> 12);
- return 0;
-}
-
#define R600_PTE_VALID (1 << 0)
#define R600_PTE_SYSTEM (1 << 1)
#define R600_PTE_SNOOPED (1 << 2)
@@ -1540,10 +1532,20 @@
void cayman_vm_flush(struct radeon_device *rdev, struct radeon_ib *ib)
{
struct radeon_ring *ring = &rdev->ring[ib->ring];
+ struct radeon_vm *vm = ib->vm;
- if (!ib->vm || ib->vm->id == -1)
+ if (vm == NULL)
return;
+ radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (vm->id << 2), 0));
+ radeon_ring_write(ring, 0);
+
+ radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (vm->id << 2), 0));
+ radeon_ring_write(ring, vm->last_pfn);
+
+ radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2), 0));
+ radeon_ring_write(ring, vm->pt_gpu_addr >> 12);
+
/* flush hdp cache */
radeon_ring_write(ring, PACKET0(HDP_MEM_COHERENCY_FLUSH_CNTL, 0));
radeon_ring_write(ring, 0x1);