/*
* Copyright 2013 Ilia Mirkin
*
* 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 "nv50/nv84_video.h"
struct iparm {
struct iseqparm {
uint32_t chroma_format_idc; // 00
uint32_t pad[(0x128 - 0x4) / 4];
uint32_t log2_max_frame_num_minus4; // 128
uint32_t pic_order_cnt_type; // 12c
uint32_t log2_max_pic_order_cnt_lsb_minus4; // 130
uint32_t delta_pic_order_always_zero_flag; // 134
uint32_t num_ref_frames; // 138
uint32_t pic_width_in_mbs_minus1; // 13c
uint32_t pic_height_in_map_units_minus1; // 140
uint32_t frame_mbs_only_flag; // 144
uint32_t mb_adaptive_frame_field_flag; // 148
uint32_t direct_8x8_inference_flag; // 14c
} iseqparm; // 000
struct ipicparm {
uint32_t entropy_coding_mode_flag; // 00
uint32_t pic_order_present_flag; // 04
uint32_t num_slice_groups_minus1; // 08
uint32_t slice_group_map_type; // 0c
uint32_t pad1[0x60 / 4];
uint32_t u70; // 70
uint32_t u74; // 74
uint32_t u78; // 78
uint32_t num_ref_idx_l0_active_minus1; // 7c
uint32_t num_ref_idx_l1_active_minus1; // 80
uint32_t weighted_pred_flag; // 84
uint32_t weighted_bipred_idc; // 88
uint32_t pic_init_qp_minus26; // 8c
uint32_t chroma_qp_index_offset; // 90
uint32_t deblocking_filter_control_present_flag; // 94
uint32_t constrained_intra_pred_flag; // 98
uint32_t redundant_pic_cnt_present_flag; // 9c
uint32_t transform_8x8_mode_flag; // a0
uint32_t pad2[(0x1c8 - 0xa0 - 4) / 4];
uint32_t second_chroma_qp_index_offset; // 1c8
uint32_t u1cc; // 1cc
uint32_t curr_pic_order_cnt; // 1d0
uint32_t field_order_cnt[2]; // 1d4
uint32_t curr_mvidx; // 1dc
struct iref {
uint32_t u00; // 00
uint32_t field_is_ref; // 04 // bit0: top, bit1: bottom
uint8_t is_long_term; // 08
uint8_t non_existing; // 09
uint8_t u0a; // 0a
uint8_t u0b; // 0b
uint32_t frame_idx; // 0c
uint32_t field_order_cnt[2]; // 10
uint32_t mvidx; // 18
uint8_t field_pic_flag; // 1c
uint8_t u1d; // 1d
uint8_t u1e; // 1e
uint8_t u1f; // 1f
// 20
} refs[0x10]; // 1e0
} ipicparm; // 150
};
int
nv84_decoder_bsp(struct nv84_decoder *dec,
struct pipe_h264_picture_desc *desc,
unsigned num_buffers,
const void *const *data,
const unsigned *num_bytes,
struct nv84_video_buffer *dest)
{
struct iparm params;
uint32_t more_params[0x44 / 4] = {0};
unsigned total_bytes = 0;
int i;
static const uint32_t end[] = {0x0b010000, 0, 0x0b010000, 0};
char indexes[17] = {0};
struct nouveau_pushbuf *push = dec->bsp_pushbuf;
struct nouveau_pushbuf_refn bo_refs[] = {
{ dec->vpring, NOUVEAU_BO_RDWR | NOUVEAU_BO_VRAM },
{ dec->mbring, NOUVEAU_BO_RDWR | NOUVEAU_BO_VRAM },
{ dec->bitstream, NOUVEAU_BO_RDWR | NOUVEAU_BO_GART },
{ dec->fence, NOUVEAU_BO_RDWR | NOUVEAU_BO_VRAM },
};
nouveau_bo_wait(dec->fence, NOUVEAU_BO_RDWR, dec->client);
STATIC_ASSERT(sizeof(struct iparm) == 0x530);
memset(¶ms, 0, sizeof(params));
dest->frame_num = dest->frame_num_max = desc->frame_num;
for (i = 0; i < 16; i++) {
struct iref *ref = ¶ms.ipicparm.refs[i];
struct nv84_video_buffer *frame = (struct nv84_video_buffer *)desc->ref[i];
if (!frame) break;
/* The frame index is relative to the last IDR frame. So once the frame
* num goes back to 0, previous reference frames need to have a negative
* index.
*/
if (desc->frame_num >= frame->frame_num_max) {
frame->frame_num_max = desc->frame_num;
} else {
frame->frame_num -= frame->frame_num_max + 1;
frame->frame_num_max = desc->frame_num;
}
ref->non_existing = 0;
ref->field_is_ref = (desc->top_is_reference[i] ? 1 : 0) |
(desc->bottom_is_reference[i] ? 2 : 0);
ref->is_long_term = desc->is_long_term[i];
ref->field_order_cnt[0] = desc->field_order_cnt_list[i][0];
ref->field_order_cnt[1] = desc->field_order_cnt_list[i][1];
ref->frame_idx = frame->frame_num;
ref->u00 = ref->mvidx = frame->mvidx;
ref->field_pic_flag = desc->field_pic_flag;
indexes[frame->mvidx] = 1;
}
/* Needs to be adjusted if we ever support non-4:2:0 videos */
params.iseqparm.chroma_format_idc = 1;
params.iseqparm.pic_width_in_mbs_minus1 = mb(dec->base.width) - 1;
if (desc->field_pic_flag || desc->pps->sps->mb_adaptive_frame_field_flag)
params.iseqparm.pic_height_in_map_units_minus1 = mb_half(dec->base.height) - 1;
else
params.iseqparm.pic_height_in_map_units_minus1 = mb(dec->base.height) - 1;
if (desc->bottom_field_flag)
params.ipicparm.curr_pic_order_cnt = desc->field_order_cnt[1];
else
params.ipicparm.curr_pic_order_cnt = desc->field_order_cnt[0];
params.ipicparm.field_order_cnt[0] = desc->field_order_cnt[0];
params.ipicparm.field_order_cnt[1] = desc->field_order_cnt[1];
if (desc->is_reference) {
if (dest->mvidx < 0) {
for (i = 0; i < desc->num_ref_frames + 1; i++) {
if (!indexes[i]) {
dest->mvidx = i;
break;
}
}
assert(i != desc->num_ref_frames + 1);
}
params.ipicparm.u1cc = params.ipicparm.curr_mvidx = dest->mvidx;
}
params.iseqparm.num_ref_frames = desc->num_ref_frames;
params.iseqparm.mb_adaptive_frame_field_flag = desc->pps->sps->mb_adaptive_frame_field_flag;
params.ipicparm.constrained_intra_pred_flag = desc->pps->constrained_intra_pred_flag;
params.ipicparm.weighted_pred_flag = desc->pps->weighted_pred_flag;
params.ipicparm.weighted_bipred_idc = desc->pps->weighted_bipred_idc;
params.iseqparm.frame_mbs_only_flag = desc->pps->sps->frame_mbs_only_flag;
params.ipicparm.transform_8x8_mode_flag = desc->pps->transform_8x8_mode_flag;
params.ipicparm.chroma_qp_index_offset = desc->pps->chroma_qp_index_offset;
params.ipicparm.second_chroma_qp_index_offset = desc->pps->second_chroma_qp_index_offset;
params.ipicparm.pic_init_qp_minus26 = desc->pps->pic_init_qp_minus26;
params.ipicparm.num_ref_idx_l0_active_minus1 = desc->num_ref_idx_l0_active_minus1;
params.ipicparm.num_ref_idx_l1_active_minus1 = desc->num_ref_idx_l1_active_minus1;
params.iseqparm.log2_max_frame_num_minus4 = desc->pps->sps->log2_max_frame_num_minus4;
params.iseqparm.pic_order_cnt_type = desc->pps->sps->pic_order_cnt_type;
params.iseqparm.log2_max_pic_order_cnt_lsb_minus4 = desc->pps->sps->log2_max_pic_order_cnt_lsb_minus4;
params.iseqparm.delta_pic_order_always_zero_flag = desc->pps->sps->delta_pic_order_always_zero_flag;
params.iseqparm.direct_8x8_inference_flag = desc->pps->sps->direct_8x8_inference_flag;
params.ipicparm.entropy_coding_mode_flag = desc->pps->entropy_coding_mode_flag;
params.ipicparm.pic_order_present_flag = desc->pps->bottom_field_pic_order_in_frame_present_flag;
params.ipicparm.deblocking_filter_control_present_flag = desc->pps->deblocking_filter_control_present_flag;
params.ipicparm.redundant_pic_cnt_present_flag = desc->pps->redundant_pic_cnt_present_flag;
memcpy(dec->bitstream->map, ¶ms, sizeof(params));
for (i = 0; i < num_buffers; i++) {
assert(total_bytes + num_bytes[i] < dec->bitstream->size / 2 - 0x700);
memcpy(dec->bitstream->map + 0x700 + total_bytes, data[i], num_bytes[i]);
total_bytes += num_bytes[i];
}
memcpy(dec->bitstream->map + 0x700 + total_bytes, end, sizeof(end));
total_bytes += sizeof(end);
more_params[1] = total_bytes;
memcpy(dec->bitstream->map + 0x600, more_params, sizeof(more_params));
PUSH_SPACE(push, 5 + 21 + 3 + 2 + 4 + 2);
nouveau_pushbuf_refn(push, bo_refs, ARRAY_SIZE(bo_refs));
/* Wait for the fence = 1 */
BEGIN_NV04(push, SUBC_BSP(0x10), 4);
PUSH_DATAh(push, dec->fence->offset);
PUSH_DATA (push, dec->fence->offset);
PUSH_DATA (push, 1);
PUSH_DATA (push, 1);
/* TODO: Use both halves of bitstream/vpring for alternating frames */
/* Kick off the BSP */
BEGIN_NV04(push, SUBC_BSP(0x400), 20);
PUSH_DATA (push, dec->bitstream->offset >> 8);
PUSH_DATA (push, (dec->bitstream->offset >> 8) + 7);
PUSH_DATA (push, dec->bitstream->size / 2 - 0x700);
PUSH_DATA (push, (dec->bitstream->offset >> 8) + 6);
PUSH_DATA (push, 1);
PUSH_DATA (push, dec->mbring->offset >> 8);
PUSH_DATA (push, dec->frame_size);
PUSH_DATA (push, (dec->mbring->offset + dec->frame_size) >> 8);
PUSH_DATA (push, dec->vpring->offset >> 8);
PUSH_DATA (push, dec->vpring->size / 2);
PUSH_DATA (push, dec->vpring_residual);
PUSH_DATA (push, dec->vpring_ctrl);
PUSH_DATA (push, 0);
PUSH_DATA (push, dec->vpring_residual);
PUSH_DATA (push, dec->vpring_residual + dec->vpring_ctrl);
PUSH_DATA (push, dec->vpring_deblock);
PUSH_DATA (push, (dec->vpring->offset + dec->vpring_ctrl +
dec->vpring_residual + dec->vpring_deblock) >> 8);
PUSH_DATA (push, 0x654321);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0x100008);
BEGIN_NV04(push, SUBC_BSP(0x620), 2);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
BEGIN_NV04(push, SUBC_BSP(0x300), 1);
PUSH_DATA (push, 0);
/* Write fence = 2, intr */
BEGIN_NV04(push, SUBC_BSP(0x610), 3);
PUSH_DATAh(push, dec->fence->offset);
PUSH_DATA (push, dec->fence->offset);
PUSH_DATA (push, 2);
BEGIN_NV04(push, SUBC_BSP(0x304), 1);
PUSH_DATA (push, 0x101);
PUSH_KICK (push);
return 0;
}