diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2012-03-20 14:36:04 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2012-05-24 16:31:45 +1000 |
| commit | c6b7e89582bdb028e1b1763197ff24c77a43e1b0 (patch) | |
| tree | e3fcb3794462c02758f253183d80ec9fa69c4d56 /drivers | |
| parent | f1c65e7c7fb7e109290e969ad17f08c45993b41c (diff) | |
drm/nve0/ttm: implement buffer moves with weirdo pcopy-on-pgraph methods
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bo.c | 24 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_dma.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_state.c | 14 |
3 files changed, 39 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 4435e115b929..1da403123eca 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -489,6 +489,27 @@ nouveau_bo_move_accel_cleanup(struct nouveau_channel *chan, } static int +nve0_bo_move_copy(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, 10); + if (ret == 0) { + BEGIN_NVC0(chan, 2, NvSubCopy, 0x0400, 8); + 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, PAGE_SIZE); + OUT_RING (chan, PAGE_SIZE); + OUT_RING (chan, PAGE_SIZE); + OUT_RING (chan, new_mem->num_pages); + BEGIN_NVC0(chan, 8, NvSubCopy, 0x0300, 0x0386); + } + return ret; +} + +static int nvc0_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, struct ttm_mem_reg *old_mem, struct ttm_mem_reg *new_mem) { @@ -727,7 +748,10 @@ nouveau_bo_move_m2mf(struct ttm_buffer_object *bo, int evict, bool intr, if (dev_priv->card_type < NV_C0) ret = nv50_bo_move_m2mf(chan, bo, &bo->mem, new_mem); else + if (dev_priv->card_type < NV_E0) ret = nvc0_bo_move_m2mf(chan, bo, &bo->mem, new_mem); + else + ret = nve0_bo_move_copy(chan, bo, &bo->mem, new_mem); if (ret == 0) { ret = nouveau_bo_move_accel_cleanup(chan, nvbo, evict, no_wait_reserve, diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.h b/drivers/gpu/drm/nouveau/nouveau_dma.h index 47896c407284..f776b6af9640 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dma.h +++ b/drivers/gpu/drm/nouveau/nouveau_dma.h @@ -53,6 +53,7 @@ enum { NvSubCtxSurf2D = 2, NvSub2D = 3, NvSubGdiRect = 3, + NvSubCopy = 4, NvSubImageBlit = 4 }; diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index 2dd7187b08d3..78fb2cbeea23 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -657,6 +657,20 @@ nouveau_card_channel_init(struct drm_device *dev) BEGIN_NVC0(chan, 2, NvSubM2MF, 0x0000, 1); OUT_RING (chan, 0x00009039); + } else + if (dev_priv->card_type <= NV_E0) { + /* not used, but created to get a graph context */ + ret = nouveau_gpuobj_gr_new(chan, 0xa040, 0xa040); + if (ret) + goto error; + + /* bind strange copy engine to subchannel 4 (fixed...) */ + ret = RING_SPACE(chan, 2); + if (ret) + goto error; + + BEGIN_NVC0(chan, 2, NvSubCopy, 0x0000, 1); + OUT_RING (chan, 0x0000a0b5); } FIRE_RING (chan); |