/* * 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; }