/*
* Copyright 2012 Red Hat Inc .
*
* 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 COPYRIGHT HOLDER ( S ) OR AUTHOR ( S ) 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 .
*
* Authors : Ben Skeggs
*/
#include "nouveau_drv.h"
#include "nouveau_dma.h"
#include "nouveau_fence.h"
#include "nv50_display.h"
#include <nvif/push906f.h>
#include <nvhw/class /cl906f.h>
static int
nvc0_fence_emit32(struct nouveau_channel *chan, u64 virtual , u32 sequence)
{
struct nvif_push *push = &chan->chan.push;
int ret = PUSH_WAIT(push, 6 );
if (ret == 0 ) {
PUSH_MTHD(push, NV906F, SEMAPHOREA,
NVVAL(NV906F, SEMAPHOREA, OFFSET_UPPER, upper_32_bits(virtual )),
SEMAPHOREB, lower_32_bits(virtual ),
SEMAPHOREC, sequence,
SEMAPHORED,
NVDEF(NV906F, SEMAPHORED, OPERATION, RELEASE) |
NVDEF(NV906F, SEMAPHORED, RELEASE_WFI, EN) |
NVDEF(NV906F, SEMAPHORED, RELEASE_SIZE, 16 BYTE),
NON_STALL_INTERRUPT, 0 );
PUSH_KICK(push);
}
return ret;
}
static int
nvc0_fence_sync32(struct nouveau_channel *chan, u64 virtual , u32 sequence)
{
struct nvif_push *push = &chan->chan.push;
int ret = PUSH_WAIT(push, 5 );
if (ret == 0 ) {
PUSH_MTHD(push, NV906F, SEMAPHOREA,
NVVAL(NV906F, SEMAPHOREA, OFFSET_UPPER, upper_32_bits(virtual )),
SEMAPHOREB, lower_32_bits(virtual ),
SEMAPHOREC, sequence,
SEMAPHORED,
NVDEF(NV906F, SEMAPHORED, OPERATION, ACQ_GEQ) |
NVDEF(NV906F, SEMAPHORED, ACQUIRE_SWITCH, ENABLED));
PUSH_KICK(push);
}
return ret;
}
static int
nvc0_fence_context_new(struct nouveau_channel *chan)
{
int ret = nv84_fence_context_new(chan);
if (ret == 0 ) {
struct nv84_fence_chan *fctx = chan->fence;
fctx->base.emit32 = nvc0_fence_emit32;
fctx->base.sync32 = nvc0_fence_sync32;
}
return ret;
}
int
nvc0_fence_create(struct nouveau_drm *drm)
{
int ret = nv84_fence_create(drm);
if (ret == 0 ) {
struct nv84_fence_priv *priv = drm->fence;
priv->base.context_new = nvc0_fence_context_new;
}
return ret;
}
Messung V0.5 in Prozent C=99 H=100 G=99
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-09-28)
¤
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