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path: root/drivers/gpu/drm/nouveau/nouveau_dma.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_dma.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_dma.c35
1 files changed, 20 insertions, 15 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.c b/drivers/gpu/drm/nouveau/nouveau_dma.c
index 82581e600dcd..b368ed74aad7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dma.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dma.c
@@ -36,7 +36,7 @@ nouveau_dma_pre_init(struct nouveau_channel *chan)
struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
struct nouveau_bo *pushbuf = chan->pushbuf_bo;
- if (dev_priv->card_type == NV_50) {
+ if (dev_priv->card_type >= NV_50) {
const int ib_size = pushbuf->bo.mem.size / 2;
chan->dma.ib_base = (pushbuf->bo.mem.size - ib_size) >> 2;
@@ -59,27 +59,32 @@ nouveau_dma_init(struct nouveau_channel *chan)
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_gpuobj *obj = NULL;
int ret, i;
- /* Create NV_MEMORY_TO_MEMORY_FORMAT for buffer moves */
- ret = nouveau_gpuobj_gr_new(chan, dev_priv->card_type < NV_50 ?
- 0x0039 : 0x5039, &obj);
- if (ret)
- return ret;
+ if (dev_priv->card_type >= NV_C0) {
+ ret = nouveau_gpuobj_gr_new(chan, 0x9039, 0x9039);
+ if (ret)
+ return ret;
- ret = nouveau_ramht_insert(chan, NvM2MF, obj);
- nouveau_gpuobj_ref(NULL, &obj);
- if (ret)
- return ret;
+ ret = RING_SPACE(chan, 2);
+ if (ret)
+ return ret;
- /* NV_MEMORY_TO_MEMORY_FORMAT requires a notifier object */
- ret = nouveau_notifier_alloc(chan, NvNotify0, 32, &chan->m2mf_ntfy);
+ BEGIN_NVC0(chan, 2, NvSubM2MF, 0x0000, 1);
+ OUT_RING (chan, 0x00009039);
+ FIRE_RING (chan);
+ return 0;
+ }
+
+ /* Create NV_MEMORY_TO_MEMORY_FORMAT for buffer moves */
+ ret = nouveau_gpuobj_gr_new(chan, NvM2MF, dev_priv->card_type < NV_50 ?
+ 0x0039 : 0x5039);
if (ret)
return ret;
- /* Map push buffer */
- ret = nouveau_bo_map(chan->pushbuf_bo);
+ /* NV_MEMORY_TO_MEMORY_FORMAT requires a notifier object */
+ ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfd0, 0x1000,
+ &chan->m2mf_ntfy);
if (ret)
return ret;