drm/nouveau: Implement the pageflip ioctl.
nv0x-nv4x should be mostly fine, nv50 doesn't work yet.
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nv04_graph.c b/drivers/gpu/drm/nouveau/nv04_graph.c
index 81aba09..239519a 100644
--- a/drivers/gpu/drm/nouveau/nv04_graph.c
+++ b/drivers/gpu/drm/nouveau/nv04_graph.c
@@ -26,6 +26,7 @@
#include "drm.h"
#include "nouveau_drm.h"
#include "nouveau_drv.h"
+#include "nouveau_hw.h"
static int nv04_graph_register(struct drm_device *dev);
@@ -553,6 +554,20 @@
return 0;
}
+int
+nv04_graph_mthd_page_flip(struct nouveau_channel *chan,
+ u32 class, u32 mthd, u32 data)
+{
+ struct drm_device *dev = chan->dev;
+ struct nouveau_page_flip_state s;
+
+ if (!nouveau_finish_page_flip(chan, &s))
+ nv_set_crtc_base(dev, s.crtc,
+ s.offset + s.y * s.pitch + s.x * s.bpp / 8);
+
+ return 0;
+}
+
/*
* Software methods, why they are needed, and how they all work:
*
@@ -1204,6 +1219,7 @@
/* nvsw */
NVOBJ_CLASS(dev, 0x506e, SW);
NVOBJ_MTHD (dev, 0x506e, 0x0150, nv04_graph_mthd_set_ref);
+ NVOBJ_MTHD (dev, 0x506e, 0x0500, nv04_graph_mthd_page_flip);
dev_priv->engine.graph.registered = true;
return 0;