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https://github.com/edk2-porting/linux-next.git
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4dc28134a8
Fixes out-of-tree build issue where uapi/drm/nouveau_drm.h gets picked up instead. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
85 lines
2.6 KiB
C
85 lines
2.6 KiB
C
/*
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* Copyright 2012 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Ben Skeggs
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*/
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#include "nouveau_drv.h"
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#include "nouveau_dma.h"
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#include "nouveau_fence.h"
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#include "nv50_display.h"
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static int
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nvc0_fence_emit32(struct nouveau_channel *chan, u64 virtual, u32 sequence)
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{
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int ret = RING_SPACE(chan, 6);
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if (ret == 0) {
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BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 5);
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OUT_RING (chan, upper_32_bits(virtual));
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OUT_RING (chan, lower_32_bits(virtual));
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OUT_RING (chan, sequence);
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OUT_RING (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_WRITE_LONG);
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OUT_RING (chan, 0x00000000);
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FIRE_RING (chan);
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}
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return ret;
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}
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static int
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nvc0_fence_sync32(struct nouveau_channel *chan, u64 virtual, u32 sequence)
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{
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int ret = RING_SPACE(chan, 5);
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if (ret == 0) {
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BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4);
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OUT_RING (chan, upper_32_bits(virtual));
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OUT_RING (chan, lower_32_bits(virtual));
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OUT_RING (chan, sequence);
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OUT_RING (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_GEQUAL |
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NVC0_SUBCHAN_SEMAPHORE_TRIGGER_YIELD);
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FIRE_RING (chan);
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}
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return ret;
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}
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static int
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nvc0_fence_context_new(struct nouveau_channel *chan)
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{
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int ret = nv84_fence_context_new(chan);
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if (ret == 0) {
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struct nv84_fence_chan *fctx = chan->fence;
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fctx->base.emit32 = nvc0_fence_emit32;
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fctx->base.sync32 = nvc0_fence_sync32;
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}
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return ret;
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}
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int
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nvc0_fence_create(struct nouveau_drm *drm)
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{
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int ret = nv84_fence_create(drm);
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if (ret == 0) {
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struct nv84_fence_priv *priv = drm->fence;
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priv->base.context_new = nvc0_fence_context_new;
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}
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return ret;
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}
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