2 * Copyright © 2009 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sub license, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial portions
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
19 * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
20 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
21 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
22 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 * Zhou Chang <chang.zhou@intel.com>
33 #include <va/va_backend.h>
35 #include "intel_batchbuffer.h"
36 #include "intel_driver.h"
38 #include "i965_defines.h"
39 #include "i965_drv_video.h"
41 #include "i965_encoder.h"
43 #define VME_INTRA_SHADER 0
44 #define VME_INTER_SHADER 1
46 #define CURBE_ALLOCATION_SIZE 37 /* in 256-bit */
47 #define CURBE_TOTAL_DATA_LENGTH (4 * 32) /* in byte, it should be less than or equal to CURBE_ALLOCATION_SIZE * 32 */
48 #define CURBE_URB_ENTRY_LENGTH 4 /* in 256-bit, it should be less than or equal to CURBE_TOTAL_DATA_LENGTH / 32 */
50 static const uint32_t gen6_vme_intra_frame[][4] = {
51 #include "shaders/vme/intra_frame.g6b"
55 static const uint32_t gen6_vme_inter_frame[][4] = {
56 #include "shaders/vme/inter_frame.g6b"
60 static struct i965_kernel gen6_vme_kernels[] = {
63 VME_INTRA_SHADER, /*index*/
65 sizeof(gen6_vme_intra_frame),
72 sizeof(gen6_vme_inter_frame),
78 gen6_vme_set_common_surface_tiling(struct i965_surface_state *ss, unsigned int tiling)
81 case I915_TILING_NONE:
82 ss->ss3.tiled_surface = 0;
83 ss->ss3.tile_walk = 0;
86 ss->ss3.tiled_surface = 1;
87 ss->ss3.tile_walk = I965_TILEWALK_XMAJOR;
90 ss->ss3.tiled_surface = 1;
91 ss->ss3.tile_walk = I965_TILEWALK_YMAJOR;
97 gen6_vme_set_source_surface_tiling(struct i965_surface_state2 *ss, unsigned int tiling)
100 case I915_TILING_NONE:
101 ss->ss2.tiled_surface = 0;
102 ss->ss2.tile_walk = 0;
105 ss->ss2.tiled_surface = 1;
106 ss->ss2.tile_walk = I965_TILEWALK_XMAJOR;
109 ss->ss2.tiled_surface = 1;
110 ss->ss2.tile_walk = I965_TILEWALK_YMAJOR;
115 /* only used for VME source surface state */
116 static void gen6_vme_source_surface_state(VADriverContextP ctx,
118 struct object_surface *obj_surface,
119 struct gen6_encoder_context *gen6_encoder_context)
121 struct i965_driver_data *i965 = i965_driver_data(ctx);
122 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
123 struct i965_surface_state2 *ss;
125 int w, h, w_pitch, h_pitch;
126 unsigned int tiling, swizzle;
128 assert(obj_surface->bo);
129 dri_bo_get_tiling(obj_surface->bo, &tiling, &swizzle);
131 w = obj_surface->orig_width;
132 h = obj_surface->orig_height;
133 w_pitch = obj_surface->width;
134 h_pitch = obj_surface->height;
136 bo = dri_bo_alloc(i965->intel.bufmgr,
138 sizeof(struct i965_surface_state2),
144 memset(ss, 0, sizeof(*ss));
146 ss->ss0.surface_base_address = obj_surface->bo->offset;
148 ss->ss1.cbcr_pixel_offset_v_direction = 2;
149 ss->ss1.width = w - 1;
150 ss->ss1.height = h - 1;
152 ss->ss2.surface_format = MFX_SURFACE_PLANAR_420_8;
153 ss->ss2.interleave_chroma = 1;
154 ss->ss2.pitch = w_pitch - 1;
155 ss->ss2.half_pitch_for_chroma = 0;
157 gen6_vme_set_source_surface_tiling(ss, tiling);
159 /* UV offset for interleave mode */
160 ss->ss3.x_offset_for_cb = 0;
161 ss->ss3.y_offset_for_cb = h_pitch;
165 dri_bo_emit_reloc(bo,
166 I915_GEM_DOMAIN_RENDER, 0,
168 offsetof(struct i965_surface_state2, ss0),
171 assert(index < MAX_MEDIA_SURFACES_GEN6);
172 vme_context->surface_state[index].bo = bo;
176 gen6_vme_media_source_surface_state(VADriverContextP ctx,
178 struct object_surface *obj_surface,
179 struct gen6_encoder_context *gen6_encoder_context)
181 struct i965_driver_data *i965 = i965_driver_data(ctx);
182 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
183 struct i965_surface_state *ss;
186 unsigned int tiling, swizzle;
188 w = obj_surface->orig_width;
189 h = obj_surface->orig_height;
190 w_pitch = obj_surface->width;
193 dri_bo_get_tiling(obj_surface->bo, &tiling, &swizzle);
194 bo = dri_bo_alloc(i965->intel.bufmgr,
196 sizeof(struct i965_surface_state),
200 dri_bo_map(bo, True);
203 memset(ss, 0, sizeof(*ss));
204 ss->ss0.surface_type = I965_SURFACE_2D;
205 ss->ss0.surface_format = I965_SURFACEFORMAT_R8_UNORM;
206 ss->ss1.base_addr = obj_surface->bo->offset;
207 ss->ss2.width = w / 4 - 1;
208 ss->ss2.height = h - 1;
209 ss->ss3.pitch = w_pitch - 1;
210 gen6_vme_set_common_surface_tiling(ss, tiling);
211 dri_bo_emit_reloc(bo,
212 I915_GEM_DOMAIN_RENDER,
215 offsetof(struct i965_surface_state, ss1),
219 assert(index < MAX_MEDIA_SURFACES_GEN6);
220 vme_context->surface_state[index].bo = bo;
224 gen6_vme_output_buffer_setup(VADriverContextP ctx,
225 struct encode_state *encode_state,
227 struct gen6_encoder_context *gen6_encoder_context)
230 struct i965_driver_data *i965 = i965_driver_data(ctx);
231 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
232 struct i965_surface_state *ss;
234 VAEncSequenceParameterBufferH264 *pSequenceParameter = (VAEncSequenceParameterBufferH264 *)encode_state->seq_param->buffer;
235 VAEncSliceParameterBuffer *pSliceParameter = (VAEncSliceParameterBuffer *)encode_state->slice_params[0]->buffer;
236 int is_intra = pSliceParameter->slice_flags.bits.is_intra;
237 int width_in_mbs = pSequenceParameter->picture_width_in_mbs;
238 int height_in_mbs = pSequenceParameter->picture_height_in_mbs;
242 vme_context->vme_output.num_blocks = width_in_mbs * height_in_mbs;
244 vme_context->vme_output.num_blocks = width_in_mbs * height_in_mbs * 4;
246 vme_context->vme_output.size_block = 16; /* an OWORD */
247 vme_context->vme_output.pitch = ALIGN(vme_context->vme_output.size_block, 16);
248 bo = dri_bo_alloc(i965->intel.bufmgr,
250 vme_context->vme_output.num_blocks * vme_context->vme_output.pitch,
253 vme_context->vme_output.bo = bo;
255 bo = dri_bo_alloc(i965->intel.bufmgr,
256 "VME output buffer state",
257 sizeof(struct i965_surface_state),
263 memset(ss, 0, sizeof(*ss));
265 /* always use 16 bytes as pitch on Sandy Bridge */
266 num_entries = vme_context->vme_output.num_blocks * vme_context->vme_output.pitch / 16;
267 ss->ss0.render_cache_read_mode = 1;
268 ss->ss0.surface_type = I965_SURFACE_BUFFER;
269 ss->ss1.base_addr = vme_context->vme_output.bo->offset;
270 ss->ss2.width = ((num_entries - 1) & 0x7f);
271 ss->ss2.height = (((num_entries - 1) >> 7) & 0x1fff);
272 ss->ss3.depth = (((num_entries - 1) >> 20) & 0x7f);
273 ss->ss3.pitch = vme_context->vme_output.pitch - 1;
274 dri_bo_emit_reloc(bo,
275 I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER,
277 offsetof(struct i965_surface_state, ss1),
278 vme_context->vme_output.bo);
282 assert(index < MAX_MEDIA_SURFACES_GEN6);
283 vme_context->surface_state[index].bo = bo;
284 return VA_STATUS_SUCCESS;
287 static VAStatus gen6_vme_surface_setup(VADriverContextP ctx,
288 struct encode_state *encode_state,
290 struct gen6_encoder_context *gen6_encoder_context)
292 struct i965_driver_data *i965 = i965_driver_data(ctx);
293 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
294 struct object_surface *obj_surface;
295 unsigned int *binding_table;
296 dri_bo *bo = vme_context->binding_table.bo;
298 VAEncPictureParameterBufferH264 *pPicParameter = (VAEncPictureParameterBufferH264 *)encode_state->pic_param->buffer;
300 /*Setup surfaces state*/
301 /* current picture for encoding */
302 obj_surface = SURFACE(encode_state->current_render_target);
304 gen6_vme_source_surface_state(ctx, 0, obj_surface, gen6_encoder_context);
305 gen6_vme_media_source_surface_state(ctx, 4, obj_surface, gen6_encoder_context);
309 obj_surface = SURFACE(pPicParameter->reference_picture);
311 gen6_vme_source_surface_state(ctx, 1, obj_surface, gen6_encoder_context);
312 /* reference 1, FIXME: */
313 // obj_surface = SURFACE(pPicParameter->reference_picture);
314 // assert(obj_surface);
315 //gen6_vme_source_surface_state(ctx, 2, obj_surface);
319 gen6_vme_output_buffer_setup(ctx, encode_state, 3, gen6_encoder_context);
321 /*Building binding table*/
324 binding_table = bo->virtual;
325 memset(binding_table, 0, bo->size);
327 for (i = 0; i < MAX_MEDIA_SURFACES_GEN6; i++) {
328 if (vme_context->surface_state[i].bo) {
329 binding_table[i] = vme_context->surface_state[i].bo->offset;
330 dri_bo_emit_reloc(bo,
331 I915_GEM_DOMAIN_INSTRUCTION, 0,
333 i * sizeof(*binding_table),
334 vme_context->surface_state[i].bo);
338 dri_bo_unmap(vme_context->binding_table.bo);
340 return VA_STATUS_SUCCESS;
343 static VAStatus gen6_vme_interface_setup(VADriverContextP ctx,
344 struct encode_state *encode_state,
345 struct gen6_encoder_context *gen6_encoder_context)
347 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
348 struct gen6_interface_descriptor_data *desc;
352 bo = vme_context->idrt.bo;
357 for (i = 0; i < GEN6_VME_KERNEL_NUMBER; i++) {
358 struct i965_kernel *kernel;
359 kernel = &vme_context->vme_kernels[i];
360 assert(sizeof(*desc) == 32);
361 /*Setup the descritor table*/
362 memset(desc, 0, sizeof(*desc));
363 desc->desc0.kernel_start_pointer = (kernel->bo->offset >> 6);
364 desc->desc2.sampler_count = 1; /* FIXME: */
365 desc->desc2.sampler_state_pointer = (vme_context->vme_state.bo->offset >> 5);
366 desc->desc3.binding_table_entry_count = 1; /* FIXME: */
367 desc->desc3.binding_table_pointer = (vme_context->binding_table.bo->offset >> 5);
368 desc->desc4.constant_urb_entry_read_offset = 0;
369 desc->desc4.constant_urb_entry_read_length = CURBE_URB_ENTRY_LENGTH;
372 dri_bo_emit_reloc(bo,
373 I915_GEM_DOMAIN_INSTRUCTION, 0,
375 i * sizeof(*desc) + offsetof(struct gen6_interface_descriptor_data, desc0),
377 /*Sampler State(VME state pointer)*/
378 dri_bo_emit_reloc(bo,
379 I915_GEM_DOMAIN_INSTRUCTION, 0,
381 i * sizeof(*desc) + offsetof(struct gen6_interface_descriptor_data, desc2),
382 vme_context->vme_state.bo);
384 dri_bo_emit_reloc(bo,
385 I915_GEM_DOMAIN_INSTRUCTION, 0,
387 i * sizeof(*desc) + offsetof(struct gen6_interface_descriptor_data, desc3),
388 vme_context->binding_table.bo);
393 return VA_STATUS_SUCCESS;
396 static VAStatus gen6_vme_constant_setup(VADriverContextP ctx,
397 struct encode_state *encode_state,
398 struct gen6_encoder_context *gen6_encoder_context)
400 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
401 unsigned char *constant_buffer;
403 dri_bo_map(vme_context->curbe.bo, 1);
404 assert(vme_context->curbe.bo->virtual);
405 constant_buffer = vme_context->curbe.bo->virtual;
407 /*TODO copy buffer into CURB*/
409 dri_bo_unmap( vme_context->curbe.bo);
411 return VA_STATUS_SUCCESS;
414 static VAStatus gen6_vme_vme_state_setup(VADriverContextP ctx,
415 struct encode_state *encode_state,
417 struct gen6_encoder_context *gen6_encoder_context)
419 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
420 unsigned int *vme_state_message;
423 //building VME state message
424 dri_bo_map(vme_context->vme_state.bo, 1);
425 assert(vme_context->vme_state.bo->virtual);
426 vme_state_message = (unsigned int *)vme_context->vme_state.bo->virtual;
428 vme_state_message[0] = 0x10010101;
429 vme_state_message[1] = 0x100F0F0F;
430 vme_state_message[2] = 0x10010101;
431 vme_state_message[3] = 0x000F0F0F;
432 for(i = 4; i < 14; i++) {
433 vme_state_message[i] = 0x00000000;
436 for(i = 14; i < 32; i++) {
437 vme_state_message[i] = 0x00000000;
440 //vme_state_message[16] = 0x42424242; //cost function LUT set 0 for Intra
442 dri_bo_unmap( vme_context->vme_state.bo);
443 return VA_STATUS_SUCCESS;
446 static void gen6_vme_pipeline_select(VADriverContextP ctx, struct gen6_encoder_context *gen6_encoder_context)
448 struct intel_batchbuffer *batch = gen6_encoder_context->base.batch;
450 BEGIN_BATCH(batch, 1);
451 OUT_BATCH(batch, CMD_PIPELINE_SELECT | PIPELINE_SELECT_MEDIA);
452 ADVANCE_BATCH(batch);
455 static void gen6_vme_state_base_address(VADriverContextP ctx, struct gen6_encoder_context *gen6_encoder_context)
457 struct intel_batchbuffer *batch = gen6_encoder_context->base.batch;
459 BEGIN_BATCH(batch, 10);
461 OUT_BATCH(batch, CMD_STATE_BASE_ADDRESS | 8);
463 OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY); //General State Base Address
464 OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY); //Surface State Base Address
465 OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY); //Dynamic State Base Address
466 OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY); //Indirect Object Base Address
467 OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY); //Instruction Base Address
469 OUT_BATCH(batch, 0xFFFFF000 | BASE_ADDRESS_MODIFY); //General State Access Upper Bound
470 OUT_BATCH(batch, 0xFFFFF000 | BASE_ADDRESS_MODIFY); //Dynamic State Access Upper Bound
471 OUT_BATCH(batch, 0xFFFFF000 | BASE_ADDRESS_MODIFY); //Indirect Object Access Upper Bound
472 OUT_BATCH(batch, 0xFFFFF000 | BASE_ADDRESS_MODIFY); //Instruction Access Upper Bound
475 OUT_BATCH(batch, 0 | BASE_ADDRESS_MODIFY); //LLC Coherent Base Address
476 OUT_BATCH(batch, 0xFFFFF000 | BASE_ADDRESS_MODIFY ); //LLC Coherent Upper Bound
479 ADVANCE_BATCH(batch);
482 static void gen6_vme_vfe_state(VADriverContextP ctx, struct gen6_encoder_context *gen6_encoder_context)
484 struct intel_batchbuffer *batch = gen6_encoder_context->base.batch;
485 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
487 BEGIN_BATCH(batch, 8);
489 OUT_BATCH(batch, CMD_MEDIA_VFE_STATE | 6); /*Gen6 CMD_MEDIA_STATE_POINTERS = CMD_MEDIA_STATE */
490 OUT_BATCH(batch, 0); /*Scratch Space Base Pointer and Space*/
491 OUT_BATCH(batch, (vme_context->vfe_state.max_num_threads << 16)
492 | (vme_context->vfe_state.num_urb_entries << 8)
493 | (vme_context->vfe_state.gpgpu_mode << 2) ); /*Maximum Number of Threads , Number of URB Entries, MEDIA Mode*/
494 OUT_BATCH(batch, 0); /*Debug: Object ID*/
495 OUT_BATCH(batch, (vme_context->vfe_state.urb_entry_size << 16)
496 | vme_context->vfe_state.curbe_allocation_size); /*URB Entry Allocation Size , CURBE Allocation Size*/
497 OUT_BATCH(batch, 0); /*Disable Scoreboard*/
498 OUT_BATCH(batch, 0); /*Disable Scoreboard*/
499 OUT_BATCH(batch, 0); /*Disable Scoreboard*/
501 ADVANCE_BATCH(batch);
505 static void gen6_vme_curbe_load(VADriverContextP ctx, struct gen6_encoder_context *gen6_encoder_context)
507 struct intel_batchbuffer *batch = gen6_encoder_context->base.batch;
508 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
510 BEGIN_BATCH(batch, 4);
512 OUT_BATCH(batch, CMD_MEDIA_CURBE_LOAD | 2);
515 OUT_BATCH(batch, CURBE_TOTAL_DATA_LENGTH);
516 OUT_RELOC(batch, vme_context->curbe.bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0);
518 ADVANCE_BATCH(batch);
521 static void gen6_vme_idrt(VADriverContextP ctx, struct gen6_encoder_context *gen6_encoder_context)
523 struct intel_batchbuffer *batch = gen6_encoder_context->base.batch;
524 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
526 BEGIN_BATCH(batch, 4);
528 OUT_BATCH(batch, CMD_MEDIA_INTERFACE_LOAD | 2);
530 OUT_BATCH(batch, GEN6_VME_KERNEL_NUMBER * sizeof(struct gen6_interface_descriptor_data));
531 OUT_RELOC(batch, vme_context->idrt.bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0);
533 ADVANCE_BATCH(batch);
536 static int gen6_vme_media_object(VADriverContextP ctx,
537 struct encode_state *encode_state,
540 struct gen6_encoder_context *gen6_encoder_context)
542 struct i965_driver_data *i965 = i965_driver_data(ctx);
543 struct intel_batchbuffer *batch = gen6_encoder_context->base.batch;
544 struct object_surface *obj_surface = SURFACE(encode_state->current_render_target);
545 int mb_width = ALIGN(obj_surface->orig_width, 16) / 16;
546 int len_in_dowrds = 6 + 1;
548 BEGIN_BATCH(batch, len_in_dowrds);
550 OUT_BATCH(batch, CMD_MEDIA_OBJECT | (len_in_dowrds - 2));
551 OUT_BATCH(batch, kernel); /*Interface Descriptor Offset*/
558 OUT_BATCH(batch, mb_width << 16 | mb_y << 8 | mb_x); /*M0.0 Refrence0 X,Y, not used in Intra*/
559 ADVANCE_BATCH(batch);
561 return len_in_dowrds * 4;
564 static void gen6_vme_media_init(VADriverContextP ctx, struct gen6_encoder_context *gen6_encoder_context)
567 struct i965_driver_data *i965 = i965_driver_data(ctx);
568 struct gen6_vme_context *vme_context = &gen6_encoder_context->vme_context;
571 /* constant buffer */
572 dri_bo_unreference(vme_context->curbe.bo);
573 bo = dri_bo_alloc(i965->intel.bufmgr,
575 CURBE_TOTAL_DATA_LENGTH, 64);
577 vme_context->curbe.bo = bo;
580 for (i = 0; i < MAX_MEDIA_SURFACES_GEN6; i++) {
581 dri_bo_unreference(vme_context->surface_state[i].bo);
582 vme_context->surface_state[i].bo = NULL;
586 dri_bo_unreference(vme_context->binding_table.bo);
587 bo = dri_bo_alloc(i965->intel.bufmgr,
589 MAX_MEDIA_SURFACES_GEN6 * sizeof(unsigned int), 32);
591 vme_context->binding_table.bo = bo;
593 /* interface descriptor remapping table */
594 dri_bo_unreference(vme_context->idrt.bo);
595 bo = dri_bo_alloc(i965->intel.bufmgr,
597 MAX_INTERFACE_DESC_GEN6 * sizeof(struct gen6_interface_descriptor_data), 16);
599 vme_context->idrt.bo = bo;
601 /* VME output buffer */
602 dri_bo_unreference(vme_context->vme_output.bo);
603 vme_context->vme_output.bo = NULL;
606 dri_bo_unreference(vme_context->vme_state.bo);
607 bo = dri_bo_alloc(i965->intel.bufmgr,
611 vme_context->vme_state.bo = bo;
613 vme_context->vfe_state.max_num_threads = 60 - 1;
614 vme_context->vfe_state.num_urb_entries = 16;
615 vme_context->vfe_state.gpgpu_mode = 0;
616 vme_context->vfe_state.urb_entry_size = 59 - 1;
617 vme_context->vfe_state.curbe_allocation_size = CURBE_ALLOCATION_SIZE - 1;
620 static void gen6_vme_pipeline_programing(VADriverContextP ctx,
621 struct encode_state *encode_state,
622 struct gen6_encoder_context *gen6_encoder_context)
624 struct intel_batchbuffer *batch = gen6_encoder_context->base.batch;
625 VAEncSliceParameterBuffer *pSliceParameter = (VAEncSliceParameterBuffer *)encode_state->slice_params[0]->buffer;
626 VAEncSequenceParameterBufferH264 *pSequenceParameter = (VAEncSequenceParameterBufferH264 *)encode_state->seq_param->buffer;
627 int is_intra = pSliceParameter->slice_flags.bits.is_intra;
628 int width_in_mbs = pSequenceParameter->picture_width_in_mbs;
629 int height_in_mbs = pSequenceParameter->picture_height_in_mbs;
630 int emit_new_state = 1, object_len_in_bytes;
633 intel_batchbuffer_start_atomic(batch, 0x1000);
635 for(y = 0; y < height_in_mbs; y++){
636 for(x = 0; x < width_in_mbs; x++){
638 if (emit_new_state) {
639 /*Step1: MI_FLUSH/PIPE_CONTROL*/
640 BEGIN_BATCH(batch, 4);
641 OUT_BATCH(batch, CMD_PIPE_CONTROL | 0x02);
645 ADVANCE_BATCH(batch);
647 /*Step2: State command PIPELINE_SELECT*/
648 gen6_vme_pipeline_select(ctx, gen6_encoder_context);
650 /*Step3: State commands configuring pipeline states*/
651 gen6_vme_state_base_address(ctx, gen6_encoder_context);
652 gen6_vme_vfe_state(ctx, gen6_encoder_context);
653 gen6_vme_curbe_load(ctx, gen6_encoder_context);
654 gen6_vme_idrt(ctx, gen6_encoder_context);
659 /*Step4: Primitive commands*/
660 object_len_in_bytes = gen6_vme_media_object(ctx, encode_state, x, y, is_intra ? VME_INTRA_SHADER : VME_INTER_SHADER, gen6_encoder_context);
662 if (intel_batchbuffer_check_free_space(batch, object_len_in_bytes) == 0) {
664 intel_batchbuffer_end_atomic(batch);
665 intel_batchbuffer_flush(batch);
667 intel_batchbuffer_start_atomic(batch, 0x1000);
672 intel_batchbuffer_end_atomic(batch);
675 static VAStatus gen6_vme_prepare(VADriverContextP ctx,
676 struct encode_state *encode_state,
677 struct gen6_encoder_context *gen6_encoder_context)
679 VAStatus vaStatus = VA_STATUS_SUCCESS;
680 VAEncSliceParameterBuffer *pSliceParameter = (VAEncSliceParameterBuffer *)encode_state->slice_params[0]->buffer;
681 int is_intra = pSliceParameter->slice_flags.bits.is_intra;
683 /*Setup all the memory object*/
684 gen6_vme_surface_setup(ctx, encode_state, is_intra, gen6_encoder_context);
685 gen6_vme_interface_setup(ctx, encode_state, gen6_encoder_context);
686 gen6_vme_constant_setup(ctx, encode_state, gen6_encoder_context);
687 gen6_vme_vme_state_setup(ctx, encode_state, is_intra, gen6_encoder_context);
689 /*Programing media pipeline*/
690 gen6_vme_pipeline_programing(ctx, encode_state, gen6_encoder_context);
695 static VAStatus gen6_vme_run(VADriverContextP ctx,
696 struct encode_state *encode_state,
697 struct gen6_encoder_context *gen6_encoder_context)
699 struct intel_batchbuffer *batch = gen6_encoder_context->base.batch;
701 intel_batchbuffer_flush(batch);
703 return VA_STATUS_SUCCESS;
706 static VAStatus gen6_vme_stop(VADriverContextP ctx,
707 struct encode_state *encode_state,
708 struct gen6_encoder_context *gen6_encoder_context)
710 return VA_STATUS_SUCCESS;
713 VAStatus gen6_vme_pipeline(VADriverContextP ctx,
715 struct encode_state *encode_state,
716 struct gen6_encoder_context *gen6_encoder_context)
718 gen6_vme_media_init(ctx, gen6_encoder_context);
719 gen6_vme_prepare(ctx, encode_state, gen6_encoder_context);
720 gen6_vme_run(ctx, encode_state, gen6_encoder_context);
721 gen6_vme_stop(ctx, encode_state, gen6_encoder_context);
723 return VA_STATUS_SUCCESS;
726 Bool gen6_vme_context_init(VADriverContextP ctx, struct gen6_vme_context *vme_context)
728 struct i965_driver_data *i965 = i965_driver_data(ctx);
731 memcpy(vme_context->vme_kernels, gen6_vme_kernels, sizeof(vme_context->vme_kernels));
733 for (i = 0; i < GEN6_VME_KERNEL_NUMBER; i++) {
734 /*Load kernel into GPU memory*/
735 struct i965_kernel *kernel = &vme_context->vme_kernels[i];
737 kernel->bo = dri_bo_alloc(i965->intel.bufmgr,
742 dri_bo_subdata(kernel->bo, 0, kernel->size, kernel->bin);
748 Bool gen6_vme_context_destroy(struct gen6_vme_context *vme_context)
752 for (i = 0; i < MAX_MEDIA_SURFACES_GEN6; i++) {
753 dri_bo_unreference(vme_context->surface_state[i].bo);
754 vme_context->surface_state[i].bo = NULL;
757 dri_bo_unreference(vme_context->idrt.bo);
758 vme_context->idrt.bo = NULL;
760 dri_bo_unreference(vme_context->binding_table.bo);
761 vme_context->binding_table.bo = NULL;
763 dri_bo_unreference(vme_context->curbe.bo);
764 vme_context->curbe.bo = NULL;
766 dri_bo_unreference(vme_context->vme_output.bo);
767 vme_context->vme_output.bo = NULL;
769 dri_bo_unreference(vme_context->vme_state.bo);
770 vme_context->vme_state.bo = NULL;
772 for (i = 0; i < GEN6_VME_KERNEL_NUMBER; i++) {
773 /*Load kernel into GPU memory*/
774 struct i965_kernel *kernel = &vme_context->vme_kernels[i];
776 dri_bo_unreference(kernel->bo);