diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2012-05-04 14:21:15 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2012-05-24 16:56:18 +1000 |
| commit | 4c193d254ee94da02857b9670e815b1765a9579b (patch) | |
| tree | 954c01429fce95bea8c418c7d68e6188eb61d6b3 /drivers/gpu/drm | |
| parent | d1b167e168bdac0b6af11e7a8c601773639fc419 (diff) | |
drm/nv84/ttm: use crypto engine for async buffer copies
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bo.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 6e78b1aaa74..f596354f399 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -562,6 +562,24 @@ nvc0_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, } static int +nv84_bo_move_exec(struct nouveau_channel *chan, struct ttm_buffer_object *bo, + struct ttm_mem_reg *old_mem, struct ttm_mem_reg *new_mem) +{ + struct nouveau_mem *node = old_mem->mm_node; + int ret = RING_SPACE(chan, 7); + if (ret == 0) { + BEGIN_NV04(chan, NvSubCopy, 0x0304, 6); + OUT_RING (chan, new_mem->num_pages << PAGE_SHIFT); + OUT_RING (chan, upper_32_bits(node->vma[0].offset)); + OUT_RING (chan, lower_32_bits(node->vma[0].offset)); + OUT_RING (chan, upper_32_bits(node->vma[1].offset)); + OUT_RING (chan, lower_32_bits(node->vma[1].offset)); + OUT_RING (chan, 0x00000000 /* MODE_COPY, QUERY_NONE */); + } + return ret; +} + +static int nv50_bo_move_init(struct nouveau_channel *chan, u32 handle) { int ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfe0, 0x1000, @@ -821,6 +839,7 @@ nouveau_bo_move_init(struct nouveau_channel *chan) } _methods[] = { { "COPY", 0xa0b5, nve0_bo_move_copy, nvc0_bo_move_init }, { "M2MF", 0x9039, nvc0_bo_move_m2mf, nvc0_bo_move_init }, + { "CRYPT", 0x74c1, nv84_bo_move_exec, nv50_bo_move_init }, { "M2MF", 0x5039, nv50_bo_move_m2mf, nv50_bo_move_init }, { "M2MF", 0x0039, nv04_bo_move_m2mf, nv04_bo_move_init }, {} |