kolibrios-fun/drivers/video/i965/i965_media.c

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/*
* Copyright <EFBFBD> 2009 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>
* Zou Nan hai <nanhai.zou@intel.com>
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "intel_batchbuffer.h"
#include "intel_driver.h"
#include "i965_defines.h"
#include "i965_drv_video.h"
#include "i965_media.h"
#include "i965_media_mpeg2.h"
#include "i965_media_h264.h"
static void
i965_media_pipeline_select(VADriverContextP ctx, struct i965_media_context *media_context)
{
struct intel_batchbuffer *batch = media_context->base.batch;
BEGIN_BATCH(batch, 1);
OUT_BATCH(batch, CMD_PIPELINE_SELECT | PIPELINE_SELECT_MEDIA);
ADVANCE_BATCH(batch);
}
static void
i965_media_urb_layout(VADriverContextP ctx, struct i965_media_context *media_context)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct intel_batchbuffer *batch = media_context->base.batch;
unsigned int vfe_fence, cs_fence;
vfe_fence = media_context->urb.cs_start;
cs_fence = URB_SIZE((&i965->intel));
BEGIN_BATCH(batch, 3);
OUT_BATCH(batch, CMD_URB_FENCE | UF0_VFE_REALLOC | UF0_CS_REALLOC | 1);
OUT_BATCH(batch, 0);
OUT_BATCH(batch,
(vfe_fence << UF2_VFE_FENCE_SHIFT) | /* VFE_SIZE */
(cs_fence << UF2_CS_FENCE_SHIFT)); /* CS_SIZE */
ADVANCE_BATCH(batch);
}
static void
i965_media_state_base_address(VADriverContextP ctx, struct i965_media_context *media_context)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct intel_batchbuffer *batch = media_context->base.batch;
if (IS_IRONLAKE(i965->intel.device_id)) {
BEGIN_BATCH(batch, 8);
OUT_BATCH(batch, CMD_STATE_BASE_ADDRESS | 6);
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
if (media_context->indirect_object.bo) {
OUT_RELOC(batch, media_context->indirect_object.bo, I915_GEM_DOMAIN_INSTRUCTION, 0,
media_context->indirect_object.offset | BASE_ADDRESS_MODIFY);
} else {
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
}
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
ADVANCE_BATCH(batch);
} else {
BEGIN_BATCH(batch, 6);
OUT_BATCH(batch, CMD_STATE_BASE_ADDRESS | 4);
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
if (media_context->indirect_object.bo) {
OUT_RELOC(batch, media_context->indirect_object.bo, I915_GEM_DOMAIN_INSTRUCTION, 0,
media_context->indirect_object.offset | BASE_ADDRESS_MODIFY);
} else {
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
}
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY);
ADVANCE_BATCH(batch);
}
}
static void
i965_media_state_pointers(VADriverContextP ctx, struct i965_media_context *media_context)
{
struct intel_batchbuffer *batch = media_context->base.batch;
BEGIN_BATCH(batch, 3);
OUT_BATCH(batch, CMD_MEDIA_STATE_POINTERS | 1);
if (media_context->extended_state.enabled)
OUT_RELOC(batch, media_context->extended_state.bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 1);
else
OUT_BATCH(batch, 0);
OUT_RELOC(batch, media_context->vfe_state.bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0);
ADVANCE_BATCH(batch);
}
static void
i965_media_cs_urb_layout(VADriverContextP ctx, struct i965_media_context *media_context)
{
struct intel_batchbuffer *batch = media_context->base.batch;
BEGIN_BATCH(batch, 2);
OUT_BATCH(batch, CMD_CS_URB_STATE | 0);
OUT_BATCH(batch,
((media_context->urb.size_cs_entry - 1) << 4) | /* URB Entry Allocation Size */
(media_context->urb.num_cs_entries << 0)); /* Number of URB Entries */
ADVANCE_BATCH(batch);
}
static void
i965_media_pipeline_state(VADriverContextP ctx, struct i965_media_context *media_context)
{
i965_media_state_base_address(ctx, media_context);
i965_media_state_pointers(ctx, media_context);
i965_media_cs_urb_layout(ctx, media_context);
}
static void
i965_media_constant_buffer(VADriverContextP ctx, struct decode_state *decode_state, struct i965_media_context *media_context)
{
struct intel_batchbuffer *batch = media_context->base.batch;
BEGIN_BATCH(batch, 2);
OUT_BATCH(batch, CMD_CONSTANT_BUFFER | (1 << 8) | (2 - 2));
OUT_RELOC(batch, media_context->curbe.bo,
I915_GEM_DOMAIN_INSTRUCTION, 0,
media_context->urb.size_cs_entry - 1);
ADVANCE_BATCH(batch);
}
static void
i965_media_depth_buffer(VADriverContextP ctx, struct i965_media_context *media_context)
{
struct intel_batchbuffer *batch = media_context->base.batch;
BEGIN_BATCH(batch, 6);
OUT_BATCH(batch, CMD_DEPTH_BUFFER | 4);
OUT_BATCH(batch, (I965_DEPTHFORMAT_D32_FLOAT << 18) |
(I965_SURFACE_NULL << 29));
OUT_BATCH(batch, 0);
OUT_BATCH(batch, 0);
OUT_BATCH(batch, 0);
OUT_BATCH(batch, 0);
ADVANCE_BATCH(batch);
}
static void
i965_media_pipeline_setup(VADriverContextP ctx,
struct decode_state *decode_state,
struct i965_media_context *media_context)
{
struct intel_batchbuffer *batch = media_context->base.batch;
intel_batchbuffer_start_atomic(batch, 0x1000);
intel_batchbuffer_emit_mi_flush(batch); /* step 1 */
i965_media_depth_buffer(ctx, media_context);
i965_media_pipeline_select(ctx, media_context); /* step 2 */
i965_media_urb_layout(ctx, media_context); /* step 3 */
i965_media_pipeline_state(ctx, media_context); /* step 4 */
i965_media_constant_buffer(ctx, decode_state, media_context); /* step 5 */
assert(media_context->media_objects);
media_context->media_objects(ctx, decode_state, media_context); /* step 6 */
intel_batchbuffer_end_atomic(batch);
}
static void
i965_media_decode_init(VADriverContextP ctx,
VAProfile profile,
struct decode_state *decode_state,
struct i965_media_context *media_context)
{
int i;
struct i965_driver_data *i965 = i965_driver_data(ctx);
dri_bo *bo;
/* constant buffer */
dri_bo_unreference(media_context->curbe.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"constant buffer",
4096, 64);
assert(bo);
media_context->curbe.bo = bo;
/* surface state */
for (i = 0; i < MAX_MEDIA_SURFACES; i++) {
dri_bo_unreference(media_context->surface_state[i].bo);
media_context->surface_state[i].bo = NULL;
}
/* binding table */
dri_bo_unreference(media_context->binding_table.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"binding table",
MAX_MEDIA_SURFACES * sizeof(unsigned int), 32);
assert(bo);
media_context->binding_table.bo = bo;
/* interface descriptor remapping table */
dri_bo_unreference(media_context->idrt.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"interface discriptor",
MAX_INTERFACE_DESC * sizeof(struct i965_interface_descriptor), 16);
assert(bo);
media_context->idrt.bo = bo;
/* vfe state */
dri_bo_unreference(media_context->vfe_state.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"vfe state",
sizeof(struct i965_vfe_state), 32);
assert(bo);
media_context->vfe_state.bo = bo;
/* extended state */
media_context->extended_state.enabled = 0;
switch (profile) {
case VAProfileMPEG2Simple:
case VAProfileMPEG2Main:
i965_media_mpeg2_decode_init(ctx, decode_state, media_context);
break;
case VAProfileH264Baseline:
case VAProfileH264Main:
case VAProfileH264High:
i965_media_h264_decode_init(ctx, decode_state, media_context);
break;
default:
assert(0);
break;
}
}
static void
i965_media_decode_picture(VADriverContextP ctx,
VAProfile profile,
union codec_state *codec_state,
struct hw_context *hw_context)
{
struct i965_media_context *media_context = (struct i965_media_context *)hw_context;
struct decode_state *decode_state = &codec_state->decode;
i965_media_decode_init(ctx, profile, decode_state, media_context);
assert(media_context->media_states_setup);
media_context->media_states_setup(ctx, decode_state, media_context);
i965_media_pipeline_setup(ctx, decode_state, media_context);
intel_batchbuffer_flush(hw_context->batch);
}
static void
i965_media_context_destroy(void *hw_context)
{
struct i965_media_context *media_context = (struct i965_media_context *)hw_context;
int i;
if (media_context->free_private_context)
media_context->free_private_context(&media_context->private_context);
for (i = 0; i < MAX_MEDIA_SURFACES; i++) {
dri_bo_unreference(media_context->surface_state[i].bo);
media_context->surface_state[i].bo = NULL;
}
dri_bo_unreference(media_context->extended_state.bo);
media_context->extended_state.bo = NULL;
dri_bo_unreference(media_context->vfe_state.bo);
media_context->vfe_state.bo = NULL;
dri_bo_unreference(media_context->idrt.bo);
media_context->idrt.bo = NULL;
dri_bo_unreference(media_context->binding_table.bo);
media_context->binding_table.bo = NULL;
dri_bo_unreference(media_context->curbe.bo);
media_context->curbe.bo = NULL;
dri_bo_unreference(media_context->indirect_object.bo);
media_context->indirect_object.bo = NULL;
intel_batchbuffer_free(media_context->base.batch);
free(media_context);
}
struct hw_context *
g4x_dec_hw_context_init(VADriverContextP ctx, VAProfile profile)
{
struct intel_driver_data *intel = intel_driver_data(ctx);
struct i965_media_context *media_context = calloc(1, sizeof(struct i965_media_context));
media_context->base.destroy = i965_media_context_destroy;
media_context->base.run = i965_media_decode_picture;
media_context->base.batch = intel_batchbuffer_new(intel, I915_EXEC_RENDER, 0);
switch (profile) {
case VAProfileMPEG2Simple:
case VAProfileMPEG2Main:
i965_media_mpeg2_dec_context_init(ctx, media_context);
break;
case VAProfileH264Baseline:
case VAProfileH264Main:
case VAProfileH264High:
case VAProfileVC1Simple:
case VAProfileVC1Main:
case VAProfileVC1Advanced:
default:
assert(0);
break;
}
return (struct hw_context *)media_context;
}
struct hw_context *
ironlake_dec_hw_context_init(VADriverContextP ctx, VAProfile profile)
{
struct intel_driver_data *intel = intel_driver_data(ctx);
struct i965_media_context *media_context = calloc(1, sizeof(struct i965_media_context));
media_context->base.destroy = i965_media_context_destroy;
media_context->base.run = i965_media_decode_picture;
media_context->base.batch = intel_batchbuffer_new(intel, I915_EXEC_RENDER, 0);
switch (profile) {
case VAProfileMPEG2Simple:
case VAProfileMPEG2Main:
i965_media_mpeg2_dec_context_init(ctx, media_context);
break;
case VAProfileH264Baseline:
case VAProfileH264Main:
case VAProfileH264High:
i965_media_h264_dec_context_init(ctx, media_context);
break;
case VAProfileVC1Simple:
case VAProfileVC1Main:
case VAProfileVC1Advanced:
default:
assert(0);
break;
}
return (struct hw_context *)media_context;
}