drm/nvc0: support for sw methods + enable page flipping
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index d6da139..c42d84e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -224,6 +224,7 @@
struct nouveau_page_flip_state *s,
struct nouveau_fence **pfence)
{
+ struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
struct drm_device *dev = chan->dev;
unsigned long flags;
int ret;
@@ -243,9 +244,12 @@
if (ret)
goto fail;
- BEGIN_RING(chan, NvSubSw, NV_SW_PAGE_FLIP, 1);
- OUT_RING(chan, 0);
- FIRE_RING(chan);
+ if (dev_priv->card_type < NV_C0)
+ BEGIN_RING(chan, NvSubSw, NV_SW_PAGE_FLIP, 1);
+ else
+ BEGIN_NVC0(chan, 2, NvSubM2MF, 0x0500, 1);
+ OUT_RING (chan, 0);
+ FIRE_RING (chan);
ret = nouveau_fence_new(chan, pfence, true);
if (ret)