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/*
* Copyright 2011-2013 Maarten Lankhorst
*
* 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 OR COPYRIGHT HOLDERS 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.
*/
#include "nvc0_video.h"
static void
nvc0_decoder_setup_ppp(struct nouveau_vp3_decoder *dec, struct nouveau_vp3_video_buffer *target, uint32_t low700) {
struct nouveau_pushbuf *push = dec->pushbuf[2];
uint32_t stride_in = mb(dec->base.width);
uint32_t stride_out = mb(target->resources[0]->width0);
uint32_t dec_h = mb(dec->base.height);
uint32_t dec_w = mb(dec->base.width);
uint64_t in_addr;
uint32_t y2, cbcr, cbcr2, i;
struct nouveau_pushbuf_refn bo_refs[] = {
{ NULL, NOUVEAU_BO_WR | NOUVEAU_BO_VRAM },
{ NULL, NOUVEAU_BO_WR | NOUVEAU_BO_VRAM },
{ dec->ref_bo, NOUVEAU_BO_RD | NOUVEAU_BO_VRAM },
#if NOUVEAU_VP3_DEBUG_FENCE
{ dec->fence_bo, NOUVEAU_BO_WR | NOUVEAU_BO_GART },
#endif
};
unsigned num_refs = sizeof(bo_refs)/sizeof(*bo_refs);
for (i = 0; i < 2; ++i) {
struct nv50_miptree *mt = (struct nv50_miptree *)target->resources[i];
bo_refs[i].bo = mt->base.bo;
}
nouveau_pushbuf_refn(push, bo_refs, num_refs);
nouveau_vp3_ycbcr_offsets(dec, &y2, &cbcr, &cbcr2);
BEGIN_NVC0(push, SUBC_PPP(0x700), 10);
in_addr = nouveau_vp3_video_addr(dec, target) >> 8;
PUSH_DATA (push, (stride_out << 24) | (stride_out << 16) | low700); // 700
PUSH_DATA (push, (stride_in << 24) | (stride_in << 16) | (dec_h << 8) | dec_w); // 704
assert(dec_w == stride_in);
/* Input: */
PUSH_DATA (push, in_addr); // 708
PUSH_DATA (push, in_addr + y2); // 70c
PUSH_DATA (push, in_addr + cbcr); // 710
PUSH_DATA (push, in_addr + cbcr2); // 714
for (i = 0; i < 2; ++i) {
struct nv50_miptree *mt = (struct nv50_miptree *)target->resources[i];
PUSH_DATA (push, mt->base.address >> 8);
PUSH_DATA (push, (mt->base.address + mt->total_size/2) >> 8);
mt->base.status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
}
}
static uint32_t
nvc0_decoder_vc1_ppp(struct nouveau_vp3_decoder *dec, struct pipe_vc1_picture_desc *desc, struct nouveau_vp3_video_buffer *target) {
struct nouveau_pushbuf *push = dec->pushbuf[2];
nvc0_decoder_setup_ppp(dec, target, 0x1412);
assert(!desc->deblockEnable);
assert(!(dec->base.width & 0xf));
assert(!(dec->base.height & 0xf));
BEGIN_NVC0(push, SUBC_PPP(0x400), 1);
PUSH_DATA (push, desc->pquant << 11);
// 728 = wtf?
return 0x10;
}
void
nvc0_decoder_ppp(struct nouveau_vp3_decoder *dec, union pipe_desc desc, struct nouveau_vp3_video_buffer *target, unsigned comm_seq) {
enum pipe_video_format codec = u_reduce_video_profile(dec->base.profile);
struct nouveau_pushbuf *push = dec->pushbuf[2];
unsigned ppp_caps = 0x10;
unsigned fence_extra = 0;
#if NOUVEAU_VP3_DEBUG_FENCE
fence_extra = 4;
#endif
nouveau_pushbuf_space(push, 11 + (codec == PIPE_VIDEO_FORMAT_VC1 ? 2 : 0) + 3 + fence_extra + 2, 4, 0);
switch (codec) {
case PIPE_VIDEO_FORMAT_MPEG12: {
unsigned mpeg2 = dec->base.profile != PIPE_VIDEO_PROFILE_MPEG1;
nvc0_decoder_setup_ppp(dec, target, 0x1410 | mpeg2);
break;
}
case PIPE_VIDEO_FORMAT_MPEG4: nvc0_decoder_setup_ppp(dec, target, 0x1414); break;
case PIPE_VIDEO_FORMAT_VC1: ppp_caps = nvc0_decoder_vc1_ppp(dec, desc.vc1, target); break;
case PIPE_VIDEO_FORMAT_MPEG4_AVC: nvc0_decoder_setup_ppp(dec, target, 0x1413); break;
default: assert(0);
}
BEGIN_NVC0(push, SUBC_PPP(0x734), 2);
PUSH_DATA (push, comm_seq);
PUSH_DATA (push, ppp_caps);
#if NOUVEAU_VP3_DEBUG_FENCE
BEGIN_NVC0(push, SUBC_PPP(0x240), 3);
PUSH_DATAh(push, (dec->fence_bo->offset + 0x20));
PUSH_DATA (push, (dec->fence_bo->offset + 0x20));
PUSH_DATA (push, dec->fence_seq);
BEGIN_NVC0(push, SUBC_PPP(0x300), 1);
PUSH_DATA (push, 1);
PUSH_KICK (push);
{
unsigned spin = 0;
do {
usleep(100);
if ((spin++ & 0xff) == 0xff)
debug_printf("p%u: %u\n", dec->fence_seq, dec->fence_map[8]);
} while (dec->fence_seq > dec->fence_map[8]);
}
#else
BEGIN_NVC0(push, SUBC_PPP(0x300), 1);
PUSH_DATA (push, 0);
PUSH_KICK (push);
#endif
}
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