提交 5220b3c1 编写于 作者: B Ben Skeggs

drm/nv50: assume smaller tiles for bo moves

Somehow fixes some corruption seen in KDE..
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
上级 5f7d42ec
......@@ -529,8 +529,8 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo,
while (length) {
u32 amount, stride, height;
amount = min(length, (u64)(16 * 1024 * 1024));
stride = 64 * 4;
amount = min(length, (u64)(4 * 1024 * 1024));
stride = 16 * 4;
height = amount / stride;
if (new_mem->mem_type == TTM_PL_VRAM && nvbo->tile_flags) {
......@@ -540,7 +540,7 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo,
BEGIN_RING(chan, NvSubM2MF, 0x0200, 7);
OUT_RING (chan, 0);
OUT_RING (chan, 0x20);
OUT_RING (chan, 0);
OUT_RING (chan, stride);
OUT_RING (chan, height);
OUT_RING (chan, 1);
......@@ -561,7 +561,7 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo,
BEGIN_RING(chan, NvSubM2MF, 0x021c, 7);
OUT_RING (chan, 0);
OUT_RING (chan, 0x20);
OUT_RING (chan, 0);
OUT_RING (chan, stride);
OUT_RING (chan, height);
OUT_RING (chan, 1);
......
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