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kolibrios/drivers/video/i965/gen6_mfd.c
Sergey Semyonov (Serge) 84ab2d2d6b intel: update 2D driver & VA driver 
git-svn-id: svn://kolibrios.org@3769 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-07-06 06:25:41 +00:00

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/*
* Copyright © 2010 Intel Corporation
*
* 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, sub license, 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 (including the
* next paragraph) 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 NON-INFRINGEMENT.
* IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS 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:
* Xiang Haihao <haihao.xiang@intel.com>
*
*/
#ifndef HAVE_GEN_AVC_SURFACE
#define HAVE_GEN_AVC_SURFACE 1
#endif
#include "sysdeps.h"
#include "intel_batchbuffer.h"
#include "intel_driver.h"
#include "i965_defines.h"
#include "i965_drv_video.h"
#include "i965_decoder_utils.h"
#include "gen6_mfd.h"
static const uint32_t zigzag_direct[64] = {
0, 1, 8, 16, 9, 2, 3, 10,
17, 24, 32, 25, 18, 11, 4, 5,
12, 19, 26, 33, 40, 48, 41, 34,
27, 20, 13, 6, 7, 14, 21, 28,
35, 42, 49, 56, 57, 50, 43, 36,
29, 22, 15, 23, 30, 37, 44, 51,
58, 59, 52, 45, 38, 31, 39, 46,
53, 60, 61, 54, 47, 55, 62, 63
};
static void
gen6_mfd_avc_frame_store_index(VADriverContextP ctx,
VAPictureParameterBufferH264 *pic_param,
struct gen6_mfd_context *gen6_mfd_context)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
int i, j;
assert(ARRAY_ELEMS(gen6_mfd_context->reference_surface) == ARRAY_ELEMS(pic_param->ReferenceFrames));
for (i = 0; i < ARRAY_ELEMS(gen6_mfd_context->reference_surface); i++) {
int found = 0;
if (gen6_mfd_context->reference_surface[i].surface_id == VA_INVALID_ID)
continue;
for (j = 0; j < ARRAY_ELEMS(pic_param->ReferenceFrames); j++) {
VAPictureH264 *ref_pic = &pic_param->ReferenceFrames[j];
if (ref_pic->flags & VA_PICTURE_H264_INVALID)
continue;
if (gen6_mfd_context->reference_surface[i].surface_id == ref_pic->picture_id) {
found = 1;
break;
}
}
if (!found) {
struct object_surface *obj_surface = SURFACE(gen6_mfd_context->reference_surface[i].surface_id);
obj_surface->flags &= ~SURFACE_REFERENCED;
if ((obj_surface->flags & SURFACE_ALL_MASK) == SURFACE_DISPLAYED) {
dri_bo_unreference(obj_surface->bo);
obj_surface->bo = NULL;
obj_surface->flags &= ~SURFACE_REF_DIS_MASK;
}
if (obj_surface->free_private_data)
obj_surface->free_private_data(&obj_surface->private_data);
gen6_mfd_context->reference_surface[i].surface_id = VA_INVALID_ID;
gen6_mfd_context->reference_surface[i].frame_store_id = -1;
}
}
for (i = 0; i < ARRAY_ELEMS(pic_param->ReferenceFrames); i++) {
VAPictureH264 *ref_pic = &pic_param->ReferenceFrames[i];
int found = 0;
if (ref_pic->flags & VA_PICTURE_H264_INVALID)
continue;
for (j = 0; j < ARRAY_ELEMS(gen6_mfd_context->reference_surface); j++) {
if (gen6_mfd_context->reference_surface[j].surface_id == VA_INVALID_ID)
continue;
if (gen6_mfd_context->reference_surface[j].surface_id == ref_pic->picture_id) {
found = 1;
break;
}
}
if (!found) {
int frame_idx;
struct object_surface *obj_surface = SURFACE(ref_pic->picture_id);
assert(obj_surface);
i965_check_alloc_surface_bo(ctx, obj_surface, 1, VA_FOURCC('N', 'V', '1', '2'), SUBSAMPLE_YUV420);
for (frame_idx = 0; frame_idx < ARRAY_ELEMS(gen6_mfd_context->reference_surface); frame_idx++) {
for (j = 0; j < ARRAY_ELEMS(gen6_mfd_context->reference_surface); j++) {
if (gen6_mfd_context->reference_surface[j].surface_id == VA_INVALID_ID)
continue;
if (gen6_mfd_context->reference_surface[j].frame_store_id == frame_idx)
break;
}
if (j == ARRAY_ELEMS(gen6_mfd_context->reference_surface))
break;
}
assert(frame_idx < ARRAY_ELEMS(gen6_mfd_context->reference_surface));
for (j = 0; j < ARRAY_ELEMS(gen6_mfd_context->reference_surface); j++) {
if (gen6_mfd_context->reference_surface[j].surface_id == VA_INVALID_ID) {
gen6_mfd_context->reference_surface[j].surface_id = ref_pic->picture_id;
gen6_mfd_context->reference_surface[j].frame_store_id = frame_idx;
break;
}
}
}
}
/* sort */
for (i = 0; i < ARRAY_ELEMS(gen6_mfd_context->reference_surface) - 1; i++) {
if (gen6_mfd_context->reference_surface[i].surface_id != VA_INVALID_ID &&
gen6_mfd_context->reference_surface[i].frame_store_id == i)
continue;
for (j = i + 1; j < ARRAY_ELEMS(gen6_mfd_context->reference_surface); j++) {
if (gen6_mfd_context->reference_surface[j].surface_id != VA_INVALID_ID &&
gen6_mfd_context->reference_surface[j].frame_store_id == i) {
VASurfaceID id = gen6_mfd_context->reference_surface[i].surface_id;
int frame_idx = gen6_mfd_context->reference_surface[i].frame_store_id;
gen6_mfd_context->reference_surface[i].surface_id = gen6_mfd_context->reference_surface[j].surface_id;
gen6_mfd_context->reference_surface[i].frame_store_id = gen6_mfd_context->reference_surface[j].frame_store_id;
gen6_mfd_context->reference_surface[j].surface_id = id;
gen6_mfd_context->reference_surface[j].frame_store_id = frame_idx;
break;
}
}
}
}
static void
gen6_mfd_init_avc_surface(VADriverContextP ctx,
VAPictureParameterBufferH264 *pic_param,
struct object_surface *obj_surface)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
GenAvcSurface *gen6_avc_surface = obj_surface->private_data;
int height_in_mbs;
obj_surface->free_private_data = gen_free_avc_surface;
height_in_mbs = ((pic_param->picture_height_in_mbs_minus1 + 1) & 0xff); /* frame height */
if (!gen6_avc_surface) {
gen6_avc_surface = calloc(sizeof(GenAvcSurface), 1);
assert((obj_surface->size & 0x3f) == 0);
obj_surface->private_data = gen6_avc_surface;
}
gen6_avc_surface->dmv_bottom_flag = (pic_param->pic_fields.bits.field_pic_flag &&
!pic_param->seq_fields.bits.direct_8x8_inference_flag);
if (gen6_avc_surface->dmv_top == NULL) {
gen6_avc_surface->dmv_top = dri_bo_alloc(i965->intel.bufmgr,
"direct mv w/r buffer",
128 * height_in_mbs * 64, /* scalable with frame height */
0x1000);
}
if (gen6_avc_surface->dmv_bottom_flag &&
gen6_avc_surface->dmv_bottom == NULL) {
gen6_avc_surface->dmv_bottom = dri_bo_alloc(i965->intel.bufmgr,
"direct mv w/r buffer",
128 * height_in_mbs * 64, /* scalable with frame height */
0x1000);
}
}
static void
gen6_mfd_pipe_mode_select(VADriverContextP ctx,
struct decode_state *decode_state,
int standard_select,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
assert(standard_select == MFX_FORMAT_MPEG2 ||
standard_select == MFX_FORMAT_AVC ||
standard_select == MFX_FORMAT_VC1);
BEGIN_BCS_BATCH(batch, 4);
OUT_BCS_BATCH(batch, MFX_PIPE_MODE_SELECT | (4 - 2));
OUT_BCS_BATCH(batch,
(MFD_MODE_VLD << 16) | /* VLD mode */
(0 << 10) | /* disable Stream-Out */
(gen6_mfd_context->post_deblocking_output.valid << 9) | /* Post Deblocking Output */
(gen6_mfd_context->pre_deblocking_output.valid << 8) | /* Pre Deblocking Output */
(0 << 7) | /* disable TLB prefectch */
(0 << 5) | /* not in stitch mode */
(MFX_CODEC_DECODE << 4) | /* decoding mode */
(standard_select << 0));
OUT_BCS_BATCH(batch,
(0 << 20) | /* round flag in PB slice */
(0 << 19) | /* round flag in Intra8x8 */
(0 << 7) | /* expand NOA bus flag */
(1 << 6) | /* must be 1 */
(0 << 5) | /* disable clock gating for NOA */
(0 << 4) | /* terminate if AVC motion and POC table error occurs */
(0 << 3) | /* terminate if AVC mbdata error occurs */
(0 << 2) | /* terminate if AVC CABAC/CAVLC decode error occurs */
(0 << 1) | /* AVC long field motion vector */
(1 << 0)); /* always calculate AVC ILDB boundary strength */
OUT_BCS_BATCH(batch, 0);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_surface_state(VADriverContextP ctx,
struct decode_state *decode_state,
int standard_select,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_surface *obj_surface = SURFACE(decode_state->current_render_target);
assert(obj_surface);
BEGIN_BCS_BATCH(batch, 6);
OUT_BCS_BATCH(batch, MFX_SURFACE_STATE | (6 - 2));
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch,
((obj_surface->orig_height - 1) << 19) |
((obj_surface->orig_width - 1) << 6));
OUT_BCS_BATCH(batch,
(MFX_SURFACE_PLANAR_420_8 << 28) | /* 420 planar YUV surface */
(1 << 27) | /* must be 1 for interleave U/V, hardware requirement */
(0 << 22) | /* surface object control state, FIXME??? */
((obj_surface->width - 1) << 3) | /* pitch */
(0 << 2) | /* must be 0 for interleave U/V */
(1 << 1) | /* must be y-tiled */
(I965_TILEWALK_YMAJOR << 0)); /* tile walk, FIXME: must be 1 ??? */
OUT_BCS_BATCH(batch,
(0 << 16) | /* must be 0 for interleave U/V */
(obj_surface->height)); /* y offset for U(cb) */
OUT_BCS_BATCH(batch, 0);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_pipe_buf_addr_state(VADriverContextP ctx,
struct decode_state *decode_state,
int standard_select,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
struct i965_driver_data *i965 = i965_driver_data(ctx);
int i;
BEGIN_BCS_BATCH(batch, 24);
OUT_BCS_BATCH(batch, MFX_PIPE_BUF_ADDR_STATE | (24 - 2));
if (gen6_mfd_context->pre_deblocking_output.valid)
OUT_BCS_RELOC(batch, gen6_mfd_context->pre_deblocking_output.bo,
I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION,
0);
else
OUT_BCS_BATCH(batch, 0);
if (gen6_mfd_context->post_deblocking_output.valid)
OUT_BCS_RELOC(batch, gen6_mfd_context->post_deblocking_output.bo,
I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION,
0);
else
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0); /* ignore for decoding */
OUT_BCS_BATCH(batch, 0); /* ignore for decoding */
if (gen6_mfd_context->intra_row_store_scratch_buffer.valid)
OUT_BCS_RELOC(batch, gen6_mfd_context->intra_row_store_scratch_buffer.bo,
I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION,
0);
else
OUT_BCS_BATCH(batch, 0);
if (gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.valid)
OUT_BCS_RELOC(batch, gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.bo,
I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION,
0);
else
OUT_BCS_BATCH(batch, 0);
/* DW 7..22 */
for (i = 0; i < ARRAY_ELEMS(gen6_mfd_context->reference_surface); i++) {
struct object_surface *obj_surface;
if (gen6_mfd_context->reference_surface[i].surface_id != VA_INVALID_ID) {
obj_surface = SURFACE(gen6_mfd_context->reference_surface[i].surface_id);
assert(obj_surface && obj_surface->bo);
OUT_BCS_RELOC(batch, obj_surface->bo,
I915_GEM_DOMAIN_INSTRUCTION, 0,
0);
} else {
OUT_BCS_BATCH(batch, 0);
}
}
OUT_BCS_BATCH(batch, 0); /* ignore DW23 for decoding */
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_ind_obj_base_addr_state(VADriverContextP ctx,
dri_bo *slice_data_bo,
int standard_select,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
BEGIN_BCS_BATCH(batch, 11);
OUT_BCS_BATCH(batch, MFX_IND_OBJ_BASE_ADDR_STATE | (11 - 2));
OUT_BCS_RELOC(batch, slice_data_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); /* MFX Indirect Bitstream Object Base Address */
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0); /* ignore for VLD mode */
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0); /* ignore for VLD mode */
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0); /* ignore for VLD mode */
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0); /* ignore for VLD mode */
OUT_BCS_BATCH(batch, 0);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_bsp_buf_base_addr_state(VADriverContextP ctx,
struct decode_state *decode_state,
int standard_select,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
BEGIN_BCS_BATCH(batch, 4);
OUT_BCS_BATCH(batch, MFX_BSP_BUF_BASE_ADDR_STATE | (4 - 2));
if (gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.valid)
OUT_BCS_RELOC(batch, gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.bo,
I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION,
0);
else
OUT_BCS_BATCH(batch, 0);
if (gen6_mfd_context->mpr_row_store_scratch_buffer.valid)
OUT_BCS_RELOC(batch, gen6_mfd_context->mpr_row_store_scratch_buffer.bo,
I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION,
0);
else
OUT_BCS_BATCH(batch, 0);
if (gen6_mfd_context->bitplane_read_buffer.valid)
OUT_BCS_RELOC(batch, gen6_mfd_context->bitplane_read_buffer.bo,
I915_GEM_DOMAIN_INSTRUCTION, 0,
0);
else
OUT_BCS_BATCH(batch, 0);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_avc_img_state(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
int qm_present_flag;
int img_struct;
int mbaff_frame_flag;
unsigned int width_in_mbs, height_in_mbs;
VAPictureParameterBufferH264 *pic_param;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferH264 *)decode_state->pic_param->buffer;
assert(!(pic_param->CurrPic.flags & VA_PICTURE_H264_INVALID));
if (decode_state->iq_matrix && decode_state->iq_matrix->buffer)
qm_present_flag = 1;
else
qm_present_flag = 0; /* built-in QM matrices */
if (pic_param->CurrPic.flags & VA_PICTURE_H264_TOP_FIELD)
img_struct = 1;
else if (pic_param->CurrPic.flags & VA_PICTURE_H264_BOTTOM_FIELD)
img_struct = 3;
else
img_struct = 0;
if ((img_struct & 0x1) == 0x1) {
assert(pic_param->pic_fields.bits.field_pic_flag == 0x1);
} else {
assert(pic_param->pic_fields.bits.field_pic_flag == 0x0);
}
if (pic_param->seq_fields.bits.frame_mbs_only_flag) { /* a frame containing only frame macroblocks */
assert(pic_param->seq_fields.bits.mb_adaptive_frame_field_flag == 0);
assert(pic_param->pic_fields.bits.field_pic_flag == 0);
} else {
assert(pic_param->seq_fields.bits.direct_8x8_inference_flag == 1); /* see H.264 spec */
}
mbaff_frame_flag = (pic_param->seq_fields.bits.mb_adaptive_frame_field_flag &&
!pic_param->pic_fields.bits.field_pic_flag);
width_in_mbs = ((pic_param->picture_width_in_mbs_minus1 + 1) & 0xff);
height_in_mbs = ((pic_param->picture_height_in_mbs_minus1 + 1) & 0xff); /* frame height */
assert(!((width_in_mbs * height_in_mbs) & 0x8000)); /* hardware requirement */
/* MFX unit doesn't support 4:2:2 and 4:4:4 picture */
assert(pic_param->seq_fields.bits.chroma_format_idc == 0 || /* monochrome picture */
pic_param->seq_fields.bits.chroma_format_idc == 1); /* 4:2:0 */
assert(pic_param->seq_fields.bits.residual_colour_transform_flag == 0); /* only available for 4:4:4 */
BEGIN_BCS_BATCH(batch, 13);
OUT_BCS_BATCH(batch, MFX_AVC_IMG_STATE | (13 - 2));
OUT_BCS_BATCH(batch,
((width_in_mbs * height_in_mbs) & 0x7fff));
OUT_BCS_BATCH(batch,
(height_in_mbs << 16) |
(width_in_mbs << 0));
OUT_BCS_BATCH(batch,
((pic_param->second_chroma_qp_index_offset & 0x1f) << 24) |
((pic_param->chroma_qp_index_offset & 0x1f) << 16) |
(0 << 14) | /* Max-bit conformance Intra flag ??? FIXME */
(0 << 13) | /* Max Macroblock size conformance Inter flag ??? FIXME */
(1 << 12) | /* always 1, hardware requirement */
(qm_present_flag << 10) |
(img_struct << 8) |
(16 << 0));
OUT_BCS_BATCH(batch,
(pic_param->seq_fields.bits.chroma_format_idc << 10) |
(pic_param->pic_fields.bits.entropy_coding_mode_flag << 7) |
((!pic_param->pic_fields.bits.reference_pic_flag) << 6) |
(pic_param->pic_fields.bits.constrained_intra_pred_flag << 5) |
(pic_param->seq_fields.bits.direct_8x8_inference_flag << 4) |
(pic_param->pic_fields.bits.transform_8x8_mode_flag << 3) |
(pic_param->seq_fields.bits.frame_mbs_only_flag << 2) |
(mbaff_frame_flag << 1) |
(pic_param->pic_fields.bits.field_pic_flag << 0));
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_avc_qm_state(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
int cmd_len;
VAIQMatrixBufferH264 *iq_matrix;
VAPictureParameterBufferH264 *pic_param;
if (!decode_state->iq_matrix || !decode_state->iq_matrix->buffer)
return;
iq_matrix = (VAIQMatrixBufferH264 *)decode_state->iq_matrix->buffer;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferH264 *)decode_state->pic_param->buffer;
cmd_len = 2 + 6 * 4; /* always load six 4x4 scaling matrices */
if (pic_param->pic_fields.bits.transform_8x8_mode_flag)
cmd_len += 2 * 16; /* load two 8x8 scaling matrices */
BEGIN_BCS_BATCH(batch, cmd_len);
OUT_BCS_BATCH(batch, MFX_AVC_QM_STATE | (cmd_len - 2));
if (pic_param->pic_fields.bits.transform_8x8_mode_flag)
OUT_BCS_BATCH(batch,
(0x0 << 8) | /* don't use default built-in matrices */
(0xff << 0)); /* six 4x4 and two 8x8 scaling matrices */
else
OUT_BCS_BATCH(batch,
(0x0 << 8) | /* don't use default built-in matrices */
(0x3f << 0)); /* six 4x4 scaling matrices */
intel_batchbuffer_data(batch, &iq_matrix->ScalingList4x4[0][0], 6 * 4 * 4);
if (pic_param->pic_fields.bits.transform_8x8_mode_flag)
intel_batchbuffer_data(batch, &iq_matrix->ScalingList8x8[0][0], 2 * 16 * 4);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_avc_directmode_state(VADriverContextP ctx,
VAPictureParameterBufferH264 *pic_param,
VASliceParameterBufferH264 *slice_param,
struct gen6_mfd_context *gen6_mfd_context)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
struct object_surface *obj_surface;
GenAvcSurface *gen6_avc_surface;
VAPictureH264 *va_pic;
int i, j;
BEGIN_BCS_BATCH(batch, 69);
OUT_BCS_BATCH(batch, MFX_AVC_DIRECTMODE_STATE | (69 - 2));
/* reference surfaces 0..15 */
for (i = 0; i < ARRAY_ELEMS(gen6_mfd_context->reference_surface); i++) {
if (gen6_mfd_context->reference_surface[i].surface_id != VA_INVALID_ID) {
obj_surface = SURFACE(gen6_mfd_context->reference_surface[i].surface_id);
assert(obj_surface);
gen6_avc_surface = obj_surface->private_data;
if (gen6_avc_surface == NULL) {
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
} else {
OUT_BCS_RELOC(batch, gen6_avc_surface->dmv_top,
I915_GEM_DOMAIN_INSTRUCTION, 0,
0);
if (gen6_avc_surface->dmv_bottom_flag == 1)
OUT_BCS_RELOC(batch, gen6_avc_surface->dmv_bottom,
I915_GEM_DOMAIN_INSTRUCTION, 0,
0);
else
OUT_BCS_RELOC(batch, gen6_avc_surface->dmv_top,
I915_GEM_DOMAIN_INSTRUCTION, 0,
0);
}
} else {
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
}
}
/* the current decoding frame/field */
va_pic = &pic_param->CurrPic;
assert(!(va_pic->flags & VA_PICTURE_H264_INVALID));
obj_surface = SURFACE(va_pic->picture_id);
assert(obj_surface && obj_surface->bo && obj_surface->private_data);
gen6_avc_surface = obj_surface->private_data;
OUT_BCS_RELOC(batch, gen6_avc_surface->dmv_top,
I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION,
0);
if (gen6_avc_surface->dmv_bottom_flag == 1)
OUT_BCS_RELOC(batch, gen6_avc_surface->dmv_bottom,
I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION,
0);
else
OUT_BCS_RELOC(batch, gen6_avc_surface->dmv_top,
I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION,
0);
/* POC List */
for (i = 0; i < ARRAY_ELEMS(gen6_mfd_context->reference_surface); i++) {
if (gen6_mfd_context->reference_surface[i].surface_id != VA_INVALID_ID) {
int found = 0;
for (j = 0; j < ARRAY_ELEMS(pic_param->ReferenceFrames); j++) {
va_pic = &pic_param->ReferenceFrames[j];
if (va_pic->flags & VA_PICTURE_H264_INVALID)
continue;
if (va_pic->picture_id == gen6_mfd_context->reference_surface[i].surface_id) {
found = 1;
break;
}
}
assert(found == 1);
assert(!(va_pic->flags & VA_PICTURE_H264_INVALID));
OUT_BCS_BATCH(batch, va_pic->TopFieldOrderCnt);
OUT_BCS_BATCH(batch, va_pic->BottomFieldOrderCnt);
} else {
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
}
}
va_pic = &pic_param->CurrPic;
OUT_BCS_BATCH(batch, va_pic->TopFieldOrderCnt);
OUT_BCS_BATCH(batch, va_pic->BottomFieldOrderCnt);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_avc_slice_state(VADriverContextP ctx,
VAPictureParameterBufferH264 *pic_param,
VASliceParameterBufferH264 *slice_param,
VASliceParameterBufferH264 *next_slice_param,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
int width_in_mbs = pic_param->picture_width_in_mbs_minus1 + 1;
int height_in_mbs = pic_param->picture_height_in_mbs_minus1 + 1;
int slice_hor_pos, slice_ver_pos, next_slice_hor_pos, next_slice_ver_pos;
int num_ref_idx_l0, num_ref_idx_l1;
int mbaff_picture = (!pic_param->pic_fields.bits.field_pic_flag &&
pic_param->seq_fields.bits.mb_adaptive_frame_field_flag);
int weighted_pred_idc = 0;
int first_mb_in_slice = 0, first_mb_in_next_slice = 0;
unsigned int chroma_log2_weight_denom, luma_log2_weight_denom;
int slice_type;
if (slice_param->slice_type == SLICE_TYPE_I ||
slice_param->slice_type == SLICE_TYPE_SI) {
slice_type = SLICE_TYPE_I;
} else if (slice_param->slice_type == SLICE_TYPE_P ||
slice_param->slice_type == SLICE_TYPE_SP) {
slice_type = SLICE_TYPE_P;
} else {
assert(slice_param->slice_type == SLICE_TYPE_B);
slice_type = SLICE_TYPE_B;
}
luma_log2_weight_denom = slice_param->luma_log2_weight_denom;
chroma_log2_weight_denom = slice_param->chroma_log2_weight_denom;
if (slice_type == SLICE_TYPE_I) {
assert(slice_param->num_ref_idx_l0_active_minus1 == 0);
assert(slice_param->num_ref_idx_l1_active_minus1 == 0);
num_ref_idx_l0 = 0;
num_ref_idx_l1 = 0;
} else if (slice_type == SLICE_TYPE_P) {
assert(slice_param->num_ref_idx_l1_active_minus1 == 0);
num_ref_idx_l0 = slice_param->num_ref_idx_l0_active_minus1 + 1;
num_ref_idx_l1 = 0;
weighted_pred_idc = (pic_param->pic_fields.bits.weighted_pred_flag == 1);
} else {
num_ref_idx_l0 = slice_param->num_ref_idx_l0_active_minus1 + 1;
num_ref_idx_l1 = slice_param->num_ref_idx_l1_active_minus1 + 1;
weighted_pred_idc = pic_param->pic_fields.bits.weighted_bipred_idc;
if (weighted_pred_idc == 2) {
/* 8.4.3 - Derivation process for prediction weights (8-279) */
luma_log2_weight_denom = 5;
chroma_log2_weight_denom = 5;
}
}
first_mb_in_slice = slice_param->first_mb_in_slice << mbaff_picture;
slice_hor_pos = first_mb_in_slice % width_in_mbs;
slice_ver_pos = first_mb_in_slice / width_in_mbs;
if (next_slice_param) {
first_mb_in_next_slice = next_slice_param->first_mb_in_slice << mbaff_picture;
next_slice_hor_pos = first_mb_in_next_slice % width_in_mbs;
next_slice_ver_pos = first_mb_in_next_slice / width_in_mbs;
} else {
next_slice_hor_pos = 0;
next_slice_ver_pos = height_in_mbs;
}
BEGIN_BCS_BATCH(batch, 11); /* FIXME: is it 10??? */
OUT_BCS_BATCH(batch, MFX_AVC_SLICE_STATE | (11 - 2));
OUT_BCS_BATCH(batch, slice_type);
OUT_BCS_BATCH(batch,
(num_ref_idx_l1 << 24) |
(num_ref_idx_l0 << 16) |
(chroma_log2_weight_denom << 8) |
(luma_log2_weight_denom << 0));
OUT_BCS_BATCH(batch,
(weighted_pred_idc << 30) |
(slice_param->direct_spatial_mv_pred_flag << 29) |
(slice_param->disable_deblocking_filter_idc << 27) |
(slice_param->cabac_init_idc << 24) |
((pic_param->pic_init_qp_minus26 + 26 + slice_param->slice_qp_delta) << 16) |
((slice_param->slice_beta_offset_div2 & 0xf) << 8) |
((slice_param->slice_alpha_c0_offset_div2 & 0xf) << 0));
OUT_BCS_BATCH(batch,
(slice_ver_pos << 24) |
(slice_hor_pos << 16) |
(first_mb_in_slice << 0));
OUT_BCS_BATCH(batch,
(next_slice_ver_pos << 16) |
(next_slice_hor_pos << 0));
OUT_BCS_BATCH(batch,
(next_slice_param == NULL) << 19); /* last slice flag */
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_avc_phantom_slice_state(VADriverContextP ctx,
VAPictureParameterBufferH264 *pic_param,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
int width_in_mbs = pic_param->picture_width_in_mbs_minus1 + 1;
int height_in_mbs = pic_param->picture_height_in_mbs_minus1 + 1; /* frame height */
BEGIN_BCS_BATCH(batch, 11); /* FIXME: is it 10??? */
OUT_BCS_BATCH(batch, MFX_AVC_SLICE_STATE | (11 - 2));
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch,
height_in_mbs << 24 |
width_in_mbs * height_in_mbs / (1 + !!pic_param->pic_fields.bits.field_pic_flag));
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
ADVANCE_BCS_BATCH(batch);
}
static inline void
gen6_mfd_avc_ref_idx_state(VADriverContextP ctx,
VAPictureParameterBufferH264 *pic_param,
VASliceParameterBufferH264 *slice_param,
struct gen6_mfd_context *gen6_mfd_context)
{
gen6_send_avc_ref_idx_state(
gen6_mfd_context->base.batch,
slice_param,
gen6_mfd_context->reference_surface
);
}
static void
gen6_mfd_avc_weightoffset_state(VADriverContextP ctx,
VAPictureParameterBufferH264 *pic_param,
VASliceParameterBufferH264 *slice_param,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
int i, j, num_weight_offset_table = 0;
short weightoffsets[32 * 6];
if ((slice_param->slice_type == SLICE_TYPE_P ||
slice_param->slice_type == SLICE_TYPE_SP) &&
(pic_param->pic_fields.bits.weighted_pred_flag == 1)) {
num_weight_offset_table = 1;
}
if ((slice_param->slice_type == SLICE_TYPE_B) &&
(pic_param->pic_fields.bits.weighted_bipred_idc == 1)) {
num_weight_offset_table = 2;
}
for (i = 0; i < num_weight_offset_table; i++) {
BEGIN_BCS_BATCH(batch, 98);
OUT_BCS_BATCH(batch, MFX_AVC_WEIGHTOFFSET_STATE | (98 - 2));
OUT_BCS_BATCH(batch, i);
if (i == 0) {
for (j = 0; j < 32; j++) {
weightoffsets[j * 6 + 0] = slice_param->luma_weight_l0[j];
weightoffsets[j * 6 + 1] = slice_param->luma_offset_l0[j];
weightoffsets[j * 6 + 2] = slice_param->chroma_weight_l0[j][0];
weightoffsets[j * 6 + 3] = slice_param->chroma_offset_l0[j][0];
weightoffsets[j * 6 + 4] = slice_param->chroma_weight_l0[j][1];
weightoffsets[j * 6 + 5] = slice_param->chroma_offset_l0[j][1];
}
} else {
for (j = 0; j < 32; j++) {
weightoffsets[j * 6 + 0] = slice_param->luma_weight_l1[j];
weightoffsets[j * 6 + 1] = slice_param->luma_offset_l1[j];
weightoffsets[j * 6 + 2] = slice_param->chroma_weight_l1[j][0];
weightoffsets[j * 6 + 3] = slice_param->chroma_offset_l1[j][0];
weightoffsets[j * 6 + 4] = slice_param->chroma_weight_l1[j][1];
weightoffsets[j * 6 + 5] = slice_param->chroma_offset_l1[j][1];
}
}
intel_batchbuffer_data(batch, weightoffsets, sizeof(weightoffsets));
ADVANCE_BCS_BATCH(batch);
}
}
static void
gen6_mfd_avc_bsd_object(VADriverContextP ctx,
VAPictureParameterBufferH264 *pic_param,
VASliceParameterBufferH264 *slice_param,
dri_bo *slice_data_bo,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
unsigned int slice_data_bit_offset;
slice_data_bit_offset = avc_get_first_mb_bit_offset(
slice_data_bo,
slice_param,
pic_param->pic_fields.bits.entropy_coding_mode_flag
);
BEGIN_BCS_BATCH(batch, 6);
OUT_BCS_BATCH(batch, MFD_AVC_BSD_OBJECT | (6 - 2));
OUT_BCS_BATCH(batch,
(slice_param->slice_data_size - slice_param->slice_data_offset));
OUT_BCS_BATCH(batch, slice_param->slice_data_offset);
OUT_BCS_BATCH(batch,
(0 << 31) |
(0 << 14) |
(0 << 12) |
(0 << 10) |
(0 << 8));
OUT_BCS_BATCH(batch,
((slice_data_bit_offset >> 3) << 16) |
(1 << 7) |
(1 << 6) |
((0x7 - (slice_data_bit_offset & 0x7)) << 0));
OUT_BCS_BATCH(batch, 0);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_avc_phantom_slice_bsd_object(VADriverContextP ctx,
VAPictureParameterBufferH264 *pic_param,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
BEGIN_BCS_BATCH(batch, 6);
OUT_BCS_BATCH(batch, MFD_AVC_BSD_OBJECT | (6 - 2));
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_avc_phantom_slice(VADriverContextP ctx,
VAPictureParameterBufferH264 *pic_param,
struct gen6_mfd_context *gen6_mfd_context)
{
gen6_mfd_avc_phantom_slice_state(ctx, pic_param, gen6_mfd_context);
gen6_mfd_avc_phantom_slice_bsd_object(ctx, pic_param, gen6_mfd_context);
}
static void
gen6_mfd_avc_decode_init(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
VAPictureParameterBufferH264 *pic_param;
VASliceParameterBufferH264 *slice_param;
VAPictureH264 *va_pic;
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_surface *obj_surface;
dri_bo *bo;
int i, j, enable_avc_ildb = 0;
int width_in_mbs;
for (j = 0; j < decode_state->num_slice_params && enable_avc_ildb == 0; j++) {
assert(decode_state->slice_params && decode_state->slice_params[j]->buffer);
slice_param = (VASliceParameterBufferH264 *)decode_state->slice_params[j]->buffer;
for (i = 0; i < decode_state->slice_params[j]->num_elements; i++) {
assert(slice_param->slice_data_flag == VA_SLICE_DATA_FLAG_ALL);
assert((slice_param->slice_type == SLICE_TYPE_I) ||
(slice_param->slice_type == SLICE_TYPE_SI) ||
(slice_param->slice_type == SLICE_TYPE_P) ||
(slice_param->slice_type == SLICE_TYPE_SP) ||
(slice_param->slice_type == SLICE_TYPE_B));
if (slice_param->disable_deblocking_filter_idc != 1) {
enable_avc_ildb = 1;
break;
}
slice_param++;
}
}
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferH264 *)decode_state->pic_param->buffer;
gen6_mfd_avc_frame_store_index(ctx, pic_param, gen6_mfd_context);
width_in_mbs = ((pic_param->picture_width_in_mbs_minus1 + 1) & 0xff);
/* Current decoded picture */
va_pic = &pic_param->CurrPic;
assert(!(va_pic->flags & VA_PICTURE_H264_INVALID));
obj_surface = SURFACE(va_pic->picture_id);
assert(obj_surface);
obj_surface->flags &= ~SURFACE_REF_DIS_MASK;
obj_surface->flags |= (pic_param->pic_fields.bits.reference_pic_flag ? SURFACE_REFERENCED : 0);
i965_check_alloc_surface_bo(ctx, obj_surface, 1, VA_FOURCC('N','V','1','2'), SUBSAMPLE_YUV420);
/* initial uv component for YUV400 case */
if (pic_param->seq_fields.bits.chroma_format_idc == 0) {
unsigned int uv_offset = obj_surface->width * obj_surface->height;
unsigned int uv_size = obj_surface->width * obj_surface->height / 2;
drm_intel_gem_bo_map_gtt(obj_surface->bo);
memset(obj_surface->bo->virtual + uv_offset, 0x80, uv_size);
drm_intel_gem_bo_unmap_gtt(obj_surface->bo);
}
gen6_mfd_init_avc_surface(ctx, pic_param, obj_surface);
dri_bo_unreference(gen6_mfd_context->post_deblocking_output.bo);
gen6_mfd_context->post_deblocking_output.bo = obj_surface->bo;
dri_bo_reference(gen6_mfd_context->post_deblocking_output.bo);
gen6_mfd_context->post_deblocking_output.valid = enable_avc_ildb;
dri_bo_unreference(gen6_mfd_context->pre_deblocking_output.bo);
gen6_mfd_context->pre_deblocking_output.bo = obj_surface->bo;
dri_bo_reference(gen6_mfd_context->pre_deblocking_output.bo);
gen6_mfd_context->pre_deblocking_output.valid = !enable_avc_ildb;
dri_bo_unreference(gen6_mfd_context->intra_row_store_scratch_buffer.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"intra row store",
width_in_mbs * 64,
0x1000);
assert(bo);
gen6_mfd_context->intra_row_store_scratch_buffer.bo = bo;
gen6_mfd_context->intra_row_store_scratch_buffer.valid = 1;
dri_bo_unreference(gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"deblocking filter row store",
width_in_mbs * 64 * 4,
0x1000);
assert(bo);
gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.bo = bo;
gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.valid = 1;
dri_bo_unreference(gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"bsd mpc row store",
width_in_mbs * 96,
0x1000);
assert(bo);
gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.bo = bo;
gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.valid = 1;
dri_bo_unreference(gen6_mfd_context->mpr_row_store_scratch_buffer.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"mpr row store",
width_in_mbs * 64,
0x1000);
assert(bo);
gen6_mfd_context->mpr_row_store_scratch_buffer.bo = bo;
gen6_mfd_context->mpr_row_store_scratch_buffer.valid = 1;
gen6_mfd_context->bitplane_read_buffer.valid = 0;
}
static void
gen6_mfd_avc_decode_picture(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
VAPictureParameterBufferH264 *pic_param;
VASliceParameterBufferH264 *slice_param, *next_slice_param, *next_slice_group_param;
dri_bo *slice_data_bo;
int i, j;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferH264 *)decode_state->pic_param->buffer;
gen6_mfd_avc_decode_init(ctx, decode_state, gen6_mfd_context);
intel_batchbuffer_start_atomic_bcs(batch, 0x1000);
intel_batchbuffer_emit_mi_flush(batch);
gen6_mfd_pipe_mode_select(ctx, decode_state, MFX_FORMAT_AVC, gen6_mfd_context);
gen6_mfd_surface_state(ctx, decode_state, MFX_FORMAT_AVC, gen6_mfd_context);
gen6_mfd_pipe_buf_addr_state(ctx, decode_state, MFX_FORMAT_AVC, gen6_mfd_context);
gen6_mfd_bsp_buf_base_addr_state(ctx, decode_state, MFX_FORMAT_AVC, gen6_mfd_context);
gen6_mfd_avc_img_state(ctx, decode_state, gen6_mfd_context);
gen6_mfd_avc_qm_state(ctx, decode_state, gen6_mfd_context);
for (j = 0; j < decode_state->num_slice_params; j++) {
assert(decode_state->slice_params && decode_state->slice_params[j]->buffer);
slice_param = (VASliceParameterBufferH264 *)decode_state->slice_params[j]->buffer;
slice_data_bo = decode_state->slice_datas[j]->bo;
gen6_mfd_ind_obj_base_addr_state(ctx, slice_data_bo, MFX_FORMAT_AVC, gen6_mfd_context);
if (j == decode_state->num_slice_params - 1)
next_slice_group_param = NULL;
else
next_slice_group_param = (VASliceParameterBufferH264 *)decode_state->slice_params[j + 1]->buffer;
for (i = 0; i < decode_state->slice_params[j]->num_elements; i++) {
assert(slice_param->slice_data_flag == VA_SLICE_DATA_FLAG_ALL);
assert((slice_param->slice_type == SLICE_TYPE_I) ||
(slice_param->slice_type == SLICE_TYPE_SI) ||
(slice_param->slice_type == SLICE_TYPE_P) ||
(slice_param->slice_type == SLICE_TYPE_SP) ||
(slice_param->slice_type == SLICE_TYPE_B));
if (i < decode_state->slice_params[j]->num_elements - 1)
next_slice_param = slice_param + 1;
else
next_slice_param = next_slice_group_param;
gen6_mfd_avc_directmode_state(ctx, pic_param, slice_param, gen6_mfd_context);
gen6_mfd_avc_slice_state(ctx, pic_param, slice_param, next_slice_param, gen6_mfd_context);
gen6_mfd_avc_ref_idx_state(ctx, pic_param, slice_param, gen6_mfd_context);
gen6_mfd_avc_weightoffset_state(ctx, pic_param, slice_param, gen6_mfd_context);
gen6_mfd_avc_bsd_object(ctx, pic_param, slice_param, slice_data_bo, gen6_mfd_context);
slice_param++;
}
}
gen6_mfd_avc_phantom_slice(ctx, pic_param, gen6_mfd_context);
intel_batchbuffer_end_atomic(batch);
intel_batchbuffer_flush(batch);
}
static void
gen6_mfd_mpeg2_decode_init(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
VAPictureParameterBufferMPEG2 *pic_param;
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_surface *obj_surface;
dri_bo *bo;
unsigned int width_in_mbs;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferMPEG2 *)decode_state->pic_param->buffer;
width_in_mbs = ALIGN(pic_param->horizontal_size, 16) / 16;
mpeg2_set_reference_surfaces(
ctx,
gen6_mfd_context->reference_surface,
decode_state,
pic_param
);
/* Current decoded picture */
obj_surface = SURFACE(decode_state->current_render_target);
assert(obj_surface);
i965_check_alloc_surface_bo(ctx, obj_surface, 1, VA_FOURCC('N','V','1','2'), SUBSAMPLE_YUV420);
dri_bo_unreference(gen6_mfd_context->pre_deblocking_output.bo);
gen6_mfd_context->pre_deblocking_output.bo = obj_surface->bo;
dri_bo_reference(gen6_mfd_context->pre_deblocking_output.bo);
gen6_mfd_context->pre_deblocking_output.valid = 1;
dri_bo_unreference(gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"bsd mpc row store",
width_in_mbs * 96,
0x1000);
assert(bo);
gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.bo = bo;
gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.valid = 1;
gen6_mfd_context->post_deblocking_output.valid = 0;
gen6_mfd_context->intra_row_store_scratch_buffer.valid = 0;
gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.valid = 0;
gen6_mfd_context->mpr_row_store_scratch_buffer.valid = 0;
gen6_mfd_context->bitplane_read_buffer.valid = 0;
}
static void
gen6_mfd_mpeg2_pic_state(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
VAPictureParameterBufferMPEG2 *pic_param;
unsigned int tff, pic_structure;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferMPEG2 *)decode_state->pic_param->buffer;
pic_structure = pic_param->picture_coding_extension.bits.picture_structure;
if (pic_structure == MPEG_FRAME)
tff = pic_param->picture_coding_extension.bits.top_field_first;
else
tff = !(pic_param->picture_coding_extension.bits.is_first_field ^
(pic_structure & MPEG_TOP_FIELD));
BEGIN_BCS_BATCH(batch, 4);
OUT_BCS_BATCH(batch, MFX_MPEG2_PIC_STATE | (4 - 2));
OUT_BCS_BATCH(batch,
(pic_param->f_code & 0xf) << 28 | /* f_code[1][1] */
((pic_param->f_code >> 4) & 0xf) << 24 | /* f_code[1][0] */
((pic_param->f_code >> 8) & 0xf) << 20 | /* f_code[0][1] */
((pic_param->f_code >> 12) & 0xf) << 16 | /* f_code[0][0] */
pic_param->picture_coding_extension.bits.intra_dc_precision << 14 |
pic_param->picture_coding_extension.bits.picture_structure << 12 |
tff << 11 |
pic_param->picture_coding_extension.bits.frame_pred_frame_dct << 10 |
pic_param->picture_coding_extension.bits.concealment_motion_vectors << 9 |
pic_param->picture_coding_extension.bits.q_scale_type << 8 |
pic_param->picture_coding_extension.bits.intra_vlc_format << 7 |
pic_param->picture_coding_extension.bits.alternate_scan << 6);
OUT_BCS_BATCH(batch,
pic_param->picture_coding_type << 9);
OUT_BCS_BATCH(batch,
(ALIGN(pic_param->vertical_size, 16) / 16) << 16 |
(ALIGN(pic_param->horizontal_size, 16) / 16));
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_mpeg2_qm_state(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
VAIQMatrixBufferMPEG2 * const gen_iq_matrix = &gen6_mfd_context->iq_matrix.mpeg2;
int i, j;
/* Update internal QM state */
if (decode_state->iq_matrix && decode_state->iq_matrix->buffer) {
VAIQMatrixBufferMPEG2 * const iq_matrix =
(VAIQMatrixBufferMPEG2 *)decode_state->iq_matrix->buffer;
gen_iq_matrix->load_intra_quantiser_matrix =
iq_matrix->load_intra_quantiser_matrix;
if (iq_matrix->load_intra_quantiser_matrix) {
for (j = 0; j < 64; j++)
gen_iq_matrix->intra_quantiser_matrix[zigzag_direct[j]] =
iq_matrix->intra_quantiser_matrix[j];
}
gen_iq_matrix->load_non_intra_quantiser_matrix =
iq_matrix->load_non_intra_quantiser_matrix;
if (iq_matrix->load_non_intra_quantiser_matrix) {
for (j = 0; j < 64; j++)
gen_iq_matrix->non_intra_quantiser_matrix[zigzag_direct[j]] =
iq_matrix->non_intra_quantiser_matrix[j];
}
}
/* Commit QM state to HW */
for (i = 0; i < 2; i++) {
unsigned char *qm = NULL;
if (i == 0) {
if (gen_iq_matrix->load_intra_quantiser_matrix)
qm = gen_iq_matrix->intra_quantiser_matrix;
} else {
if (gen_iq_matrix->load_non_intra_quantiser_matrix)
qm = gen_iq_matrix->non_intra_quantiser_matrix;
}
if (!qm)
continue;
BEGIN_BCS_BATCH(batch, 18);
OUT_BCS_BATCH(batch, MFX_MPEG2_QM_STATE | (18 - 2));
OUT_BCS_BATCH(batch, i);
intel_batchbuffer_data(batch, qm, 64);
ADVANCE_BCS_BATCH(batch);
}
}
static void
gen6_mfd_mpeg2_bsd_object(VADriverContextP ctx,
VAPictureParameterBufferMPEG2 *pic_param,
VASliceParameterBufferMPEG2 *slice_param,
VASliceParameterBufferMPEG2 *next_slice_param,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
unsigned int width_in_mbs = ALIGN(pic_param->horizontal_size, 16) / 16;
int mb_count, vpos0, hpos0, vpos1, hpos1, is_field_pic_wa, is_field_pic = 0;
if (pic_param->picture_coding_extension.bits.picture_structure == MPEG_TOP_FIELD ||
pic_param->picture_coding_extension.bits.picture_structure == MPEG_BOTTOM_FIELD)
is_field_pic = 1;
is_field_pic_wa = is_field_pic &&
gen6_mfd_context->wa_mpeg2_slice_vertical_position > 0;
vpos0 = slice_param->slice_vertical_position / (1 + is_field_pic_wa);
hpos0 = slice_param->slice_horizontal_position;
if (next_slice_param == NULL) {
vpos1 = ALIGN(pic_param->vertical_size, 16) / 16 / (1 + is_field_pic);
hpos1 = 0;
} else {
vpos1 = next_slice_param->slice_vertical_position / (1 + is_field_pic_wa);
hpos1 = next_slice_param->slice_horizontal_position;
}
mb_count = (vpos1 * width_in_mbs + hpos1) - (vpos0 * width_in_mbs + hpos0);
BEGIN_BCS_BATCH(batch, 5);
OUT_BCS_BATCH(batch, MFD_MPEG2_BSD_OBJECT | (5 - 2));
OUT_BCS_BATCH(batch,
slice_param->slice_data_size - (slice_param->macroblock_offset >> 3));
OUT_BCS_BATCH(batch,
slice_param->slice_data_offset + (slice_param->macroblock_offset >> 3));
OUT_BCS_BATCH(batch,
hpos0 << 24 |
vpos0 << 16 |
mb_count << 8 |
(next_slice_param == NULL) << 5 |
(next_slice_param == NULL) << 3 |
(slice_param->macroblock_offset & 0x7));
OUT_BCS_BATCH(batch,
slice_param->quantiser_scale_code << 24);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_mpeg2_decode_picture(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
VAPictureParameterBufferMPEG2 *pic_param;
VASliceParameterBufferMPEG2 *slice_param, *next_slice_param, *next_slice_group_param;
dri_bo *slice_data_bo;
int i, j;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferMPEG2 *)decode_state->pic_param->buffer;
gen6_mfd_mpeg2_decode_init(ctx, decode_state, gen6_mfd_context);
intel_batchbuffer_start_atomic_bcs(batch, 0x1000);
intel_batchbuffer_emit_mi_flush(batch);
gen6_mfd_pipe_mode_select(ctx, decode_state, MFX_FORMAT_MPEG2, gen6_mfd_context);
gen6_mfd_surface_state(ctx, decode_state, MFX_FORMAT_MPEG2, gen6_mfd_context);
gen6_mfd_pipe_buf_addr_state(ctx, decode_state, MFX_FORMAT_MPEG2, gen6_mfd_context);
gen6_mfd_bsp_buf_base_addr_state(ctx, decode_state, MFX_FORMAT_MPEG2, gen6_mfd_context);
gen6_mfd_mpeg2_pic_state(ctx, decode_state, gen6_mfd_context);
gen6_mfd_mpeg2_qm_state(ctx, decode_state, gen6_mfd_context);
if (gen6_mfd_context->wa_mpeg2_slice_vertical_position < 0)
gen6_mfd_context->wa_mpeg2_slice_vertical_position =
mpeg2_wa_slice_vertical_position(decode_state, pic_param);
for (j = 0; j < decode_state->num_slice_params; j++) {
assert(decode_state->slice_params && decode_state->slice_params[j]->buffer);
slice_param = (VASliceParameterBufferMPEG2 *)decode_state->slice_params[j]->buffer;
slice_data_bo = decode_state->slice_datas[j]->bo;
gen6_mfd_ind_obj_base_addr_state(ctx, slice_data_bo, MFX_FORMAT_MPEG2, gen6_mfd_context);
if (j == decode_state->num_slice_params - 1)
next_slice_group_param = NULL;
else
next_slice_group_param = (VASliceParameterBufferMPEG2 *)decode_state->slice_params[j + 1]->buffer;
for (i = 0; i < decode_state->slice_params[j]->num_elements; i++) {
assert(slice_param->slice_data_flag == VA_SLICE_DATA_FLAG_ALL);
if (i < decode_state->slice_params[j]->num_elements - 1)
next_slice_param = slice_param + 1;
else
next_slice_param = next_slice_group_param;
gen6_mfd_mpeg2_bsd_object(ctx, pic_param, slice_param, next_slice_param, gen6_mfd_context);
slice_param++;
}
}
intel_batchbuffer_end_atomic(batch);
intel_batchbuffer_flush(batch);
}
static const int va_to_gen6_vc1_pic_type[5] = {
GEN6_VC1_I_PICTURE,
GEN6_VC1_P_PICTURE,
GEN6_VC1_B_PICTURE,
GEN6_VC1_BI_PICTURE,
GEN6_VC1_P_PICTURE,
};
static const int va_to_gen6_vc1_mv[4] = {
1, /* 1-MV */
2, /* 1-MV half-pel */
3, /* 1-MV half-pef bilinear */
0, /* Mixed MV */
};
static const int b_picture_scale_factor[21] = {
128, 85, 170, 64, 192,
51, 102, 153, 204, 43,
215, 37, 74, 111, 148,
185, 222, 32, 96, 160,
224,
};
static const int va_to_gen6_vc1_condover[3] = {
0,
2,
3
};
static const int va_to_gen6_vc1_profile[4] = {
GEN6_VC1_SIMPLE_PROFILE,
GEN6_VC1_MAIN_PROFILE,
GEN6_VC1_RESERVED_PROFILE,
GEN6_VC1_ADVANCED_PROFILE
};
static void
gen6_mfd_free_vc1_surface(void **data)
{
struct gen6_vc1_surface *gen6_vc1_surface = *data;
if (!gen6_vc1_surface)
return;
dri_bo_unreference(gen6_vc1_surface->dmv);
free(gen6_vc1_surface);
*data = NULL;
}
static void
gen6_mfd_init_vc1_surface(VADriverContextP ctx,
VAPictureParameterBufferVC1 *pic_param,
struct object_surface *obj_surface)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct gen6_vc1_surface *gen6_vc1_surface = obj_surface->private_data;
int height_in_mbs = ALIGN(pic_param->coded_height, 16) / 16;
obj_surface->free_private_data = gen6_mfd_free_vc1_surface;
if (!gen6_vc1_surface) {
gen6_vc1_surface = calloc(sizeof(struct gen6_vc1_surface), 1);
assert((obj_surface->size & 0x3f) == 0);
obj_surface->private_data = gen6_vc1_surface;
}
gen6_vc1_surface->picture_type = pic_param->picture_fields.bits.picture_type;
if (gen6_vc1_surface->dmv == NULL) {
gen6_vc1_surface->dmv = dri_bo_alloc(i965->intel.bufmgr,
"direct mv w/r buffer",
128 * height_in_mbs * 64, /* scalable with frame height */
0x1000);
}
}
static void
gen6_mfd_vc1_decode_init(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
VAPictureParameterBufferVC1 *pic_param;
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_surface *obj_surface;
int i;
dri_bo *bo;
int width_in_mbs;
int picture_type;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferVC1 *)decode_state->pic_param->buffer;
width_in_mbs = ALIGN(pic_param->coded_width, 16) / 16;
picture_type = pic_param->picture_fields.bits.picture_type;
/* reference picture */
obj_surface = SURFACE(pic_param->forward_reference_picture);
if (obj_surface && obj_surface->bo)
gen6_mfd_context->reference_surface[0].surface_id = pic_param->forward_reference_picture;
else
gen6_mfd_context->reference_surface[0].surface_id = VA_INVALID_ID;
obj_surface = SURFACE(pic_param->backward_reference_picture);
if (obj_surface && obj_surface->bo)
gen6_mfd_context->reference_surface[1].surface_id = pic_param->backward_reference_picture;
else
gen6_mfd_context->reference_surface[1].surface_id = pic_param->forward_reference_picture;
/* must do so !!! */
for (i = 2; i < ARRAY_ELEMS(gen6_mfd_context->reference_surface); i++)
gen6_mfd_context->reference_surface[i].surface_id = gen6_mfd_context->reference_surface[i % 2].surface_id;
/* Current decoded picture */
obj_surface = SURFACE(decode_state->current_render_target);
assert(obj_surface);
i965_check_alloc_surface_bo(ctx, obj_surface, 1, VA_FOURCC('N','V','1','2'), SUBSAMPLE_YUV420);
gen6_mfd_init_vc1_surface(ctx, pic_param, obj_surface);
dri_bo_unreference(gen6_mfd_context->post_deblocking_output.bo);
gen6_mfd_context->post_deblocking_output.bo = obj_surface->bo;
dri_bo_reference(gen6_mfd_context->post_deblocking_output.bo);
gen6_mfd_context->post_deblocking_output.valid = pic_param->entrypoint_fields.bits.loopfilter;
dri_bo_unreference(gen6_mfd_context->pre_deblocking_output.bo);
gen6_mfd_context->pre_deblocking_output.bo = obj_surface->bo;
dri_bo_reference(gen6_mfd_context->pre_deblocking_output.bo);
gen6_mfd_context->pre_deblocking_output.valid = !pic_param->entrypoint_fields.bits.loopfilter;
dri_bo_unreference(gen6_mfd_context->intra_row_store_scratch_buffer.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"intra row store",
width_in_mbs * 64,
0x1000);
assert(bo);
gen6_mfd_context->intra_row_store_scratch_buffer.bo = bo;
gen6_mfd_context->intra_row_store_scratch_buffer.valid = 1;
dri_bo_unreference(gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"deblocking filter row store",
width_in_mbs * 7 * 64,
0x1000);
assert(bo);
gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.bo = bo;
gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.valid = 1;
dri_bo_unreference(gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"bsd mpc row store",
width_in_mbs * 96,
0x1000);
assert(bo);
gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.bo = bo;
gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.valid = 1;
gen6_mfd_context->mpr_row_store_scratch_buffer.valid = 0;
gen6_mfd_context->bitplane_read_buffer.valid = !!pic_param->bitplane_present.value;
dri_bo_unreference(gen6_mfd_context->bitplane_read_buffer.bo);
if (gen6_mfd_context->bitplane_read_buffer.valid) {
int width_in_mbs = ALIGN(pic_param->coded_width, 16) / 16;
int height_in_mbs = ALIGN(pic_param->coded_height, 16) / 16;
int bitplane_width = ALIGN(width_in_mbs, 2) / 2;
int src_w, src_h;
uint8_t *src = NULL, *dst = NULL;
assert(decode_state->bit_plane->buffer);
src = decode_state->bit_plane->buffer;
bo = dri_bo_alloc(i965->intel.bufmgr,
"VC-1 Bitplane",
bitplane_width * height_in_mbs,
0x1000);
assert(bo);
gen6_mfd_context->bitplane_read_buffer.bo = bo;
dri_bo_map(bo, True);
assert(bo->virtual);
dst = bo->virtual;
for (src_h = 0; src_h < height_in_mbs; src_h++) {
for(src_w = 0; src_w < width_in_mbs; src_w++) {
int src_index, dst_index;
int src_shift;
uint8_t src_value;
src_index = (src_h * width_in_mbs + src_w) / 2;
src_shift = !((src_h * width_in_mbs + src_w) & 1) * 4;
src_value = ((src[src_index] >> src_shift) & 0xf);
if (picture_type == GEN6_VC1_SKIPPED_PICTURE){
src_value |= 0x2;
}
dst_index = src_w / 2;
dst[dst_index] = ((dst[dst_index] >> 4) | (src_value << 4));
}
if (src_w & 1)
dst[src_w / 2] >>= 4;
dst += bitplane_width;
}
dri_bo_unmap(bo);
} else
gen6_mfd_context->bitplane_read_buffer.bo = NULL;
}
static void
gen6_mfd_vc1_pic_state(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
VAPictureParameterBufferVC1 *pic_param;
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_surface *obj_surface;
int alt_pquant_config = 0, alt_pquant_edge_mask = 0, alt_pq;
int dquant, dquantfrm, dqprofile, dqdbedge, dqsbedge, dqbilevel;
int unified_mv_mode;
int ref_field_pic_polarity = 0;
int scale_factor = 0;
int trans_ac_y = 0;
int dmv_surface_valid = 0;
int brfd = 0;
int fcm = 0;
int picture_type;
int profile;
int overlap;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferVC1 *)decode_state->pic_param->buffer;
profile = va_to_gen6_vc1_profile[pic_param->sequence_fields.bits.profile];
dquant = pic_param->pic_quantizer_fields.bits.dquant;
dquantfrm = pic_param->pic_quantizer_fields.bits.dq_frame;
dqprofile = pic_param->pic_quantizer_fields.bits.dq_profile;
dqdbedge = pic_param->pic_quantizer_fields.bits.dq_db_edge;
dqsbedge = pic_param->pic_quantizer_fields.bits.dq_sb_edge;
dqbilevel = pic_param->pic_quantizer_fields.bits.dq_binary_level;
alt_pq = pic_param->pic_quantizer_fields.bits.alt_pic_quantizer;
if (dquant == 0) {
alt_pquant_config = 0;
alt_pquant_edge_mask = 0;
} else if (dquant == 2) {
alt_pquant_config = 1;
alt_pquant_edge_mask = 0xf;
} else {
assert(dquant == 1);
if (dquantfrm == 0) {
alt_pquant_config = 0;
alt_pquant_edge_mask = 0;
alt_pq = 0;
} else {
assert(dquantfrm == 1);
alt_pquant_config = 1;
switch (dqprofile) {
case 3:
if (dqbilevel == 0) {
alt_pquant_config = 2;
alt_pquant_edge_mask = 0;
} else {
assert(dqbilevel == 1);
alt_pquant_config = 3;
alt_pquant_edge_mask = 0;
}
break;
case 0:
alt_pquant_edge_mask = 0xf;
break;
case 1:
if (dqdbedge == 3)
alt_pquant_edge_mask = 0x9;
else
alt_pquant_edge_mask = (0x3 << dqdbedge);
break;
case 2:
alt_pquant_edge_mask = (0x1 << dqsbedge);
break;
default:
assert(0);
}
}
}
if (pic_param->mv_fields.bits.mv_mode == VAMvModeIntensityCompensation) {
assert(pic_param->mv_fields.bits.mv_mode2 < 4);
unified_mv_mode = va_to_gen6_vc1_mv[pic_param->mv_fields.bits.mv_mode2];
} else {
assert(pic_param->mv_fields.bits.mv_mode < 4);
unified_mv_mode = va_to_gen6_vc1_mv[pic_param->mv_fields.bits.mv_mode];
}
if (pic_param->sequence_fields.bits.interlace == 1 &&
pic_param->picture_fields.bits.frame_coding_mode != 0) { /* frame-interlace or field-interlace */
/* FIXME: calculate reference field picture polarity */
assert(0);
ref_field_pic_polarity = 0;
}
if (pic_param->b_picture_fraction < 21)
scale_factor = b_picture_scale_factor[pic_param->b_picture_fraction];
picture_type = va_to_gen6_vc1_pic_type[pic_param->picture_fields.bits.picture_type];
if (profile == GEN6_VC1_ADVANCED_PROFILE &&
picture_type == GEN6_VC1_I_PICTURE)
picture_type = GEN6_VC1_BI_PICTURE;
if (picture_type == GEN6_VC1_I_PICTURE || picture_type == GEN6_VC1_BI_PICTURE) /* I picture */
trans_ac_y = pic_param->transform_fields.bits.transform_ac_codingset_idx2;
else {
trans_ac_y = pic_param->transform_fields.bits.transform_ac_codingset_idx1;
/*
* 8.3.6.2.1 Transform Type Selection
* If variable-sized transform coding is not enabled,
* then the 8x8 transform shall be used for all blocks.
* it is also MFX_VC1_PIC_STATE requirement.
*/
if (pic_param->transform_fields.bits.variable_sized_transform_flag == 0) {
pic_param->transform_fields.bits.mb_level_transform_type_flag = 1;
pic_param->transform_fields.bits.frame_level_transform_type = 0;
}
}
if (picture_type == GEN6_VC1_B_PICTURE) {
struct gen6_vc1_surface *gen6_vc1_surface = NULL;
obj_surface = SURFACE(pic_param->backward_reference_picture);
assert(obj_surface);
gen6_vc1_surface = obj_surface->private_data;
if (!gen6_vc1_surface ||
(va_to_gen6_vc1_pic_type[gen6_vc1_surface->picture_type] == GEN6_VC1_I_PICTURE ||
va_to_gen6_vc1_pic_type[gen6_vc1_surface->picture_type] == GEN6_VC1_BI_PICTURE))
dmv_surface_valid = 0;
else
dmv_surface_valid = 1;
}
assert(pic_param->picture_fields.bits.frame_coding_mode < 3);
if (pic_param->picture_fields.bits.frame_coding_mode < 2)
fcm = pic_param->picture_fields.bits.frame_coding_mode;
else {
if (pic_param->picture_fields.bits.top_field_first)
fcm = 2;
else
fcm = 3;
}
if (pic_param->picture_fields.bits.picture_type == GEN6_VC1_B_PICTURE) { /* B picture */
brfd = pic_param->reference_fields.bits.reference_distance;
brfd = (scale_factor * brfd) >> 8;
brfd = pic_param->reference_fields.bits.reference_distance - brfd - 1;
if (brfd < 0)
brfd = 0;
}
overlap = 0;
if (profile != GEN6_VC1_ADVANCED_PROFILE){
if (pic_param->pic_quantizer_fields.bits.pic_quantizer_scale >= 9 &&
pic_param->picture_fields.bits.picture_type != GEN6_VC1_B_PICTURE) {
overlap = 1;
}
}else {
if (pic_param->picture_fields.bits.picture_type == GEN6_VC1_P_PICTURE &&
pic_param->pic_quantizer_fields.bits.pic_quantizer_scale >= 9){
overlap = 1;
}
if (pic_param->picture_fields.bits.picture_type == GEN6_VC1_I_PICTURE ||
pic_param->picture_fields.bits.picture_type == GEN6_VC1_BI_PICTURE){
if (pic_param->pic_quantizer_fields.bits.pic_quantizer_scale >= 9){
overlap = 1;
} else if (va_to_gen6_vc1_condover[pic_param->conditional_overlap_flag] == 2 ||
va_to_gen6_vc1_condover[pic_param->conditional_overlap_flag] == 3) {
overlap = 1;
}
}
}
assert(pic_param->conditional_overlap_flag < 3);
assert(pic_param->mv_fields.bits.mv_table < 4); /* FIXME: interlace mode */
BEGIN_BCS_BATCH(batch, 6);
OUT_BCS_BATCH(batch, MFX_VC1_PIC_STATE | (6 - 2));
OUT_BCS_BATCH(batch,
(ALIGN(pic_param->coded_height, 16) / 16) << 16 |
(ALIGN(pic_param->coded_width, 16) / 16));
OUT_BCS_BATCH(batch,
pic_param->sequence_fields.bits.syncmarker << 31 |
1 << 29 | /* concealment */
alt_pq << 24 |
pic_param->entrypoint_fields.bits.loopfilter << 23 |
overlap << 22 |
(pic_param->pic_quantizer_fields.bits.quantizer == 0) << 21 | /* implicit quantizer */
pic_param->pic_quantizer_fields.bits.pic_quantizer_scale << 16 |
alt_pquant_edge_mask << 12 |
alt_pquant_config << 10 |
pic_param->pic_quantizer_fields.bits.half_qp << 9 |
pic_param->pic_quantizer_fields.bits.pic_quantizer_type << 8 |
va_to_gen6_vc1_condover[pic_param->conditional_overlap_flag] << 6 |
!pic_param->picture_fields.bits.is_first_field << 5 |
picture_type << 2 |
fcm << 0);
OUT_BCS_BATCH(batch,
!!pic_param->bitplane_present.value << 23 |
!pic_param->bitplane_present.flags.bp_forward_mb << 22 |
!pic_param->bitplane_present.flags.bp_mv_type_mb << 21 |
!pic_param->bitplane_present.flags.bp_skip_mb << 20 |
!pic_param->bitplane_present.flags.bp_direct_mb << 19 |
!pic_param->bitplane_present.flags.bp_overflags << 18 |
!pic_param->bitplane_present.flags.bp_ac_pred << 17 |
!pic_param->bitplane_present.flags.bp_field_tx << 16 |
pic_param->mv_fields.bits.extended_dmv_range << 14 |
pic_param->mv_fields.bits.extended_mv_range << 12 |
pic_param->mv_fields.bits.four_mv_switch << 11 |
pic_param->fast_uvmc_flag << 10 |
unified_mv_mode << 8 |
ref_field_pic_polarity << 6 |
pic_param->reference_fields.bits.num_reference_pictures << 5 |
pic_param->reference_fields.bits.reference_distance << 0);
OUT_BCS_BATCH(batch,
scale_factor << 24 |
pic_param->mv_fields.bits.mv_table << 20 |
pic_param->mv_fields.bits.four_mv_block_pattern_table << 18 |
pic_param->mv_fields.bits.two_mv_block_pattern_table << 16 |
pic_param->transform_fields.bits.frame_level_transform_type << 12 |
pic_param->transform_fields.bits.mb_level_transform_type_flag << 11 |
pic_param->mb_mode_table << 8 |
trans_ac_y << 6 |
pic_param->transform_fields.bits.transform_ac_codingset_idx1 << 4 |
pic_param->transform_fields.bits.intra_transform_dc_table << 3 |
pic_param->cbp_table << 0);
OUT_BCS_BATCH(batch,
dmv_surface_valid << 13 |
brfd << 8 |
((ALIGN(pic_param->coded_width, 16) / 16 + 1) / 2 - 1));
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_vc1_pred_pipe_state(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
VAPictureParameterBufferVC1 *pic_param;
int interpolation_mode = 0;
int intensitycomp_single;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferVC1 *)decode_state->pic_param->buffer;
if (pic_param->mv_fields.bits.mv_mode == VAMvMode1MvHalfPelBilinear ||
(pic_param->mv_fields.bits.mv_mode == VAMvModeIntensityCompensation &&
pic_param->mv_fields.bits.mv_mode2 == VAMvMode1MvHalfPelBilinear))
interpolation_mode = 2; /* Half-pel bilinear */
else if (pic_param->mv_fields.bits.mv_mode == VAMvMode1MvHalfPel ||
(pic_param->mv_fields.bits.mv_mode == VAMvModeIntensityCompensation &&
pic_param->mv_fields.bits.mv_mode2 == VAMvMode1MvHalfPel))
interpolation_mode = 0; /* Half-pel bicubic */
else
interpolation_mode = 1; /* Quarter-pel bicubic */
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferVC1 *)decode_state->pic_param->buffer;
intensitycomp_single = (pic_param->mv_fields.bits.mv_mode == VAMvModeIntensityCompensation);
BEGIN_BCS_BATCH(batch, 7);
OUT_BCS_BATCH(batch, MFX_VC1_PRED_PIPE_STATE | (7 - 2));
OUT_BCS_BATCH(batch,
0 << 8 | /* FIXME: interlace mode */
pic_param->rounding_control << 4 |
va_to_gen6_vc1_profile[pic_param->sequence_fields.bits.profile] << 2);
OUT_BCS_BATCH(batch,
pic_param->luma_shift << 16 |
pic_param->luma_scale << 0); /* FIXME: Luma Scaling */
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch, 0);
OUT_BCS_BATCH(batch,
interpolation_mode << 19 |
pic_param->fast_uvmc_flag << 18 |
0 << 17 | /* FIXME: scale up or down ??? */
pic_param->range_reduction_frame << 16 |
0 << 6 | /* FIXME: double ??? */
0 << 4 |
intensitycomp_single << 2 |
intensitycomp_single << 0);
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_vc1_directmode_state(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
VAPictureParameterBufferVC1 *pic_param;
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_surface *obj_surface;
dri_bo *dmv_read_buffer = NULL, *dmv_write_buffer = NULL;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferVC1 *)decode_state->pic_param->buffer;
obj_surface = SURFACE(decode_state->current_render_target);
if (obj_surface && obj_surface->private_data) {
dmv_write_buffer = ((struct gen6_vc1_surface *)(obj_surface->private_data))->dmv;
}
obj_surface = SURFACE(pic_param->backward_reference_picture);
if (obj_surface && obj_surface->private_data) {
dmv_read_buffer = ((struct gen6_vc1_surface *)(obj_surface->private_data))->dmv;
}
BEGIN_BCS_BATCH(batch, 3);
OUT_BCS_BATCH(batch, MFX_VC1_DIRECTMODE_STATE | (3 - 2));
if (dmv_write_buffer)
OUT_BCS_RELOC(batch, dmv_write_buffer,
I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION,
0);
else
OUT_BCS_BATCH(batch, 0);
if (dmv_read_buffer)
OUT_BCS_RELOC(batch, dmv_read_buffer,
I915_GEM_DOMAIN_INSTRUCTION, 0,
0);
else
OUT_BCS_BATCH(batch, 0);
ADVANCE_BCS_BATCH(batch);
}
static int
gen6_mfd_vc1_get_macroblock_bit_offset(uint8_t *buf, int in_slice_data_bit_offset, int profile)
{
int out_slice_data_bit_offset;
int slice_header_size = in_slice_data_bit_offset / 8;
int i, j;
if (profile != 3)
out_slice_data_bit_offset = in_slice_data_bit_offset;
else {
for (i = 0, j = 0; i < slice_header_size; i++, j++) {
if (!buf[j] && !buf[j + 1] && buf[j + 2] == 3 && buf[j + 3] < 4) {
i++, j += 2;
}
}
out_slice_data_bit_offset = 8 * j + in_slice_data_bit_offset % 8;
}
return out_slice_data_bit_offset;
}
static void
gen6_mfd_vc1_bsd_object(VADriverContextP ctx,
VAPictureParameterBufferVC1 *pic_param,
VASliceParameterBufferVC1 *slice_param,
VASliceParameterBufferVC1 *next_slice_param,
dri_bo *slice_data_bo,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
int next_slice_start_vert_pos;
int macroblock_offset;
uint8_t *slice_data = NULL;
dri_bo_map(slice_data_bo, 0);
slice_data = (uint8_t *)(slice_data_bo->virtual + slice_param->slice_data_offset);
macroblock_offset = gen6_mfd_vc1_get_macroblock_bit_offset(slice_data,
slice_param->macroblock_offset,
pic_param->sequence_fields.bits.profile);
dri_bo_unmap(slice_data_bo);
if (next_slice_param)
next_slice_start_vert_pos = next_slice_param->slice_vertical_position;
else
next_slice_start_vert_pos = ALIGN(pic_param->coded_height, 16) / 16;
BEGIN_BCS_BATCH(batch, 4);
OUT_BCS_BATCH(batch, MFD_VC1_BSD_OBJECT | (4 - 2));
OUT_BCS_BATCH(batch,
slice_param->slice_data_size - (macroblock_offset >> 3));
OUT_BCS_BATCH(batch,
slice_param->slice_data_offset + (macroblock_offset >> 3));
OUT_BCS_BATCH(batch,
slice_param->slice_vertical_position << 24 |
next_slice_start_vert_pos << 16 |
(macroblock_offset & 0x7));
ADVANCE_BCS_BATCH(batch);
}
static void
gen6_mfd_vc1_decode_picture(VADriverContextP ctx,
struct decode_state *decode_state,
struct gen6_mfd_context *gen6_mfd_context)
{
struct intel_batchbuffer *batch = gen6_mfd_context->base.batch;
VAPictureParameterBufferVC1 *pic_param;
VASliceParameterBufferVC1 *slice_param, *next_slice_param, *next_slice_group_param;
dri_bo *slice_data_bo;
int i, j;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferVC1 *)decode_state->pic_param->buffer;
gen6_mfd_vc1_decode_init(ctx, decode_state, gen6_mfd_context);
intel_batchbuffer_start_atomic_bcs(batch, 0x1000);
intel_batchbuffer_emit_mi_flush(batch);
gen6_mfd_pipe_mode_select(ctx, decode_state, MFX_FORMAT_VC1, gen6_mfd_context);
gen6_mfd_surface_state(ctx, decode_state, MFX_FORMAT_VC1, gen6_mfd_context);
gen6_mfd_pipe_buf_addr_state(ctx, decode_state, MFX_FORMAT_VC1, gen6_mfd_context);
gen6_mfd_bsp_buf_base_addr_state(ctx, decode_state, MFX_FORMAT_VC1, gen6_mfd_context);
gen6_mfd_vc1_pic_state(ctx, decode_state, gen6_mfd_context);
gen6_mfd_vc1_pred_pipe_state(ctx, decode_state, gen6_mfd_context);
gen6_mfd_vc1_directmode_state(ctx, decode_state, gen6_mfd_context);
for (j = 0; j < decode_state->num_slice_params; j++) {
assert(decode_state->slice_params && decode_state->slice_params[j]->buffer);
slice_param = (VASliceParameterBufferVC1 *)decode_state->slice_params[j]->buffer;
slice_data_bo = decode_state->slice_datas[j]->bo;
gen6_mfd_ind_obj_base_addr_state(ctx, slice_data_bo, MFX_FORMAT_VC1, gen6_mfd_context);
if (j == decode_state->num_slice_params - 1)
next_slice_group_param = NULL;
else
next_slice_group_param = (VASliceParameterBufferVC1 *)decode_state->slice_params[j + 1]->buffer;
for (i = 0; i < decode_state->slice_params[j]->num_elements; i++) {
assert(slice_param->slice_data_flag == VA_SLICE_DATA_FLAG_ALL);
if (i < decode_state->slice_params[j]->num_elements - 1)
next_slice_param = slice_param + 1;
else
next_slice_param = next_slice_group_param;
gen6_mfd_vc1_bsd_object(ctx, pic_param, slice_param, next_slice_param, slice_data_bo, gen6_mfd_context);
slice_param++;
}
}
intel_batchbuffer_end_atomic(batch);
intel_batchbuffer_flush(batch);
}
static void
gen6_mfd_decode_picture(VADriverContextP ctx,
VAProfile profile,
union codec_state *codec_state,
struct hw_context *hw_context)
{
struct gen6_mfd_context *gen6_mfd_context = (struct gen6_mfd_context *)hw_context;
struct decode_state *decode_state = &codec_state->decode;
assert(gen6_mfd_context);
switch (profile) {
case VAProfileMPEG2Simple:
case VAProfileMPEG2Main:
gen6_mfd_mpeg2_decode_picture(ctx, decode_state, gen6_mfd_context);
break;
case VAProfileH264Baseline:
case VAProfileH264Main:
case VAProfileH264High:
gen6_mfd_avc_decode_picture(ctx, decode_state, gen6_mfd_context);
break;
case VAProfileVC1Simple:
case VAProfileVC1Main:
case VAProfileVC1Advanced:
gen6_mfd_vc1_decode_picture(ctx, decode_state, gen6_mfd_context);
break;
default:
assert(0);
break;
}
}
static void
gen6_mfd_context_destroy(void *hw_context)
{
struct gen6_mfd_context *gen6_mfd_context = (struct gen6_mfd_context *)hw_context;
dri_bo_unreference(gen6_mfd_context->post_deblocking_output.bo);
gen6_mfd_context->post_deblocking_output.bo = NULL;
dri_bo_unreference(gen6_mfd_context->pre_deblocking_output.bo);
gen6_mfd_context->pre_deblocking_output.bo = NULL;
dri_bo_unreference(gen6_mfd_context->intra_row_store_scratch_buffer.bo);
gen6_mfd_context->intra_row_store_scratch_buffer.bo = NULL;
dri_bo_unreference(gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.bo);
gen6_mfd_context->deblocking_filter_row_store_scratch_buffer.bo = NULL;
dri_bo_unreference(gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.bo);
gen6_mfd_context->bsd_mpc_row_store_scratch_buffer.bo = NULL;
dri_bo_unreference(gen6_mfd_context->mpr_row_store_scratch_buffer.bo);
gen6_mfd_context->mpr_row_store_scratch_buffer.bo = NULL;
dri_bo_unreference(gen6_mfd_context->bitplane_read_buffer.bo);
gen6_mfd_context->bitplane_read_buffer.bo = NULL;
intel_batchbuffer_free(gen6_mfd_context->base.batch);
free(gen6_mfd_context);
}
struct hw_context *
gen6_dec_hw_context_init(VADriverContextP ctx, VAProfile profile)
{
struct intel_driver_data *intel = intel_driver_data(ctx);
struct gen6_mfd_context *gen6_mfd_context = calloc(1, sizeof(struct gen6_mfd_context));
int i;
gen6_mfd_context->base.destroy = gen6_mfd_context_destroy;
gen6_mfd_context->base.run = gen6_mfd_decode_picture;
gen6_mfd_context->base.batch = intel_batchbuffer_new(intel, I915_EXEC_RENDER, 0);
for (i = 0; i < ARRAY_ELEMS(gen6_mfd_context->reference_surface); i++) {
gen6_mfd_context->reference_surface[i].surface_id = VA_INVALID_ID;
gen6_mfd_context->reference_surface[i].frame_store_id = -1;
}
gen6_mfd_context->wa_mpeg2_slice_vertical_position = -1;
return (struct hw_context *)gen6_mfd_context;
}
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