nouveau: split pushbuf macros specific to nv04-nv50 out, and add nvc0

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 66 insertions, 0 deletions

diff --git a/nouveau/nv04_pushbuf.h b/nouveau/nv04_pushbuf.h
new file mode 100644
index 00000000..586b2847
--- /dev/null
+++ b/nouveau/nv04_pushbuf.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright 2007 Nouveau Project
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef __NV04_PUSHBUF_H__
+#define __NV04_PUSHBUF_H__
+
+#include "nouveau_pushbuf.h"
+
+static __inline__ void
+BEGIN_RING(struct nouveau_channel *chan, struct nouveau_grobj *gr,
+	   unsigned mthd, unsigned size)
+{
+	if (gr->bound == NOUVEAU_GROBJ_UNBOUND)
+		nouveau_grobj_autobind(gr);
+	chan->subc[gr->subc].sequence = chan->subc_sequence++;
+
+	WAIT_RING(chan, size + 1);
+	OUT_RING(chan, (gr->subc << 13) | (size << 18) | mthd);
+}
+
+/* non-incrementing BEGIN_RING */
+static __inline__ void
+BEGIN_RING_NI(struct nouveau_channel *chan, struct nouveau_grobj *gr,
+	   unsigned mthd, unsigned size)
+{
+	BEGIN_RING(chan, gr, mthd | 0x40000000, size);
+}
+
+static __inline__ void
+BIND_RING(struct nouveau_channel *chan, struct nouveau_grobj *gr, unsigned sc)
+{
+	struct nouveau_subchannel *subc = &gr->channel->subc[sc];
+
+	if (subc->gr) {
+		if (subc->gr->bound == NOUVEAU_GROBJ_BOUND_EXPLICIT)
+			assert(0);
+		subc->gr->bound = NOUVEAU_GROBJ_UNBOUND;
+	}
+	subc->gr = gr;
+	subc->gr->subc = sc;
+	subc->gr->bound = NOUVEAU_GROBJ_BOUND_EXPLICIT;
+
+	BEGIN_RING(chan, gr, 0x0000, 1);
+	OUT_RING  (chan, gr->handle);
+}
+
+#endif