drm/nouveau/nvc0_pushbuf.h

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/*
* Copyright 2010 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 __NVC0_PUSHBUF_H__
#define __NVC0_PUSHBUF_H__
#include "nouveau_pushbuf.h"
#define SUBC_BIND(chan, gr) do { \
if (gr->bound == NOUVEAU_GROBJ_UNBOUND) \
nouveau_grobj_autobind(gr); \
chan->subc[gr->subc].sequence = chan->subc_sequence++; \
} while (0)
/* incremental methods */
static __inline__ void
BEGIN_RING(struct nouveau_channel *chan, struct nouveau_grobj *gr,
unsigned mthd, unsigned size)
{
SUBC_BIND(chan, gr);
WAIT_RING(chan, size + 1);
OUT_RING (chan, (0x2 << 28) | (size << 16) | (gr->subc << 13) | (mthd >> 2));
}
/* non-incremental */
static __inline__ void
BEGIN_RING_NI(struct nouveau_channel *chan, struct nouveau_grobj *gr,
unsigned mthd, unsigned size)
{
SUBC_BIND(chan, gr);
WAIT_RING(chan, size + 1);
OUT_RING (chan, (0x6 << 28) | (size << 16) | (gr->subc << 13) | (mthd >> 2));
}
/* increment-once */
static __inline__ void
BEGIN_RING_1I(struct nouveau_channel *chan, struct nouveau_grobj *gr,
unsigned mthd, unsigned size)
{
SUBC_BIND(chan, gr);
WAIT_RING(chan, size + 1);
OUT_RING (chan, (0xa << 28) | (size << 16) | (gr->subc << 13) | (mthd >> 2));
}
/* inline-data */
static __inline__ void
IMMED_RING(struct nouveau_channel *chan, struct nouveau_grobj *gr,
unsigned mthd, unsigned data)
{
SUBC_BIND(chan, gr);
WAIT_RING(chan, 1);
OUT_RING (chan, (0x8 << 28) | (data << 16) | (gr->subc << 13) | (mthd >> 2));
}
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->grclass);
}
#endif