2 * Copyright © 2010-2011 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>
34 #include "intel_batchbuffer.h"
35 #include "intel_driver.h"
37 #include "i965_defines.h"
38 #include "i965_drv_video.h"
39 #include "i965_encoder.h"
42 #define SURFACE_STATE_PADDED_SIZE_0_GEN7 ALIGN(sizeof(struct gen7_surface_state), 32)
43 #define SURFACE_STATE_PADDED_SIZE_1_GEN7 ALIGN(sizeof(struct gen7_surface_state2), 32)
44 #define SURFACE_STATE_PADDED_SIZE_GEN7 MAX(SURFACE_STATE_PADDED_SIZE_0_GEN7, SURFACE_STATE_PADDED_SIZE_1_GEN7)
46 #define SURFACE_STATE_PADDED_SIZE_0_GEN6 ALIGN(sizeof(struct i965_surface_state), 32)
47 #define SURFACE_STATE_PADDED_SIZE_1_GEN6 ALIGN(sizeof(struct i965_surface_state2), 32)
48 #define SURFACE_STATE_PADDED_SIZE_GEN6 MAX(SURFACE_STATE_PADDED_SIZE_0_GEN6, SURFACE_STATE_PADDED_SIZE_1_GEN6)
50 #define SURFACE_STATE_PADDED_SIZE MAX(SURFACE_STATE_PADDED_SIZE_GEN6, SURFACE_STATE_PADDED_SIZE_GEN7)
51 #define SURFACE_STATE_OFFSET(index) (SURFACE_STATE_PADDED_SIZE * index)
52 #define BINDING_TABLE_OFFSET(index) (SURFACE_STATE_OFFSET(MAX_MEDIA_SURFACES_GEN6) + sizeof(unsigned int) * index)
54 #define VME_INTRA_SHADER 0
55 #define VME_INTER_SHADER 1
56 #define VME_BATCHBUFFER 2
58 #define CURBE_ALLOCATION_SIZE 37 /* in 256-bit */
59 #define CURBE_TOTAL_DATA_LENGTH (4 * 32) /* in byte, it should be less than or equal to CURBE_ALLOCATION_SIZE * 32 */
60 #define CURBE_URB_ENTRY_LENGTH 4 /* in 256-bit, it should be less than or equal to CURBE_TOTAL_DATA_LENGTH / 32 */
62 static const uint32_t gen6_vme_intra_frame[][4] = {
63 #include "shaders/vme/intra_frame.g6b"
66 static const uint32_t gen6_vme_inter_frame[][4] = {
67 #include "shaders/vme/inter_frame.g6b"
70 static const uint32_t gen6_vme_batchbuffer[][4] = {
71 #include "shaders/vme/batchbuffer.g6b"
74 static struct i965_kernel gen6_vme_kernels[] = {
77 VME_INTRA_SHADER, /*index*/
79 sizeof(gen6_vme_intra_frame),
86 sizeof(gen6_vme_inter_frame),
93 sizeof(gen6_vme_batchbuffer),
98 static const uint32_t gen7_vme_intra_frame[][4] = {
99 #include "shaders/vme/intra_frame.g7b"
102 static const uint32_t gen7_vme_inter_frame[][4] = {
103 #include "shaders/vme/inter_frame.g7b"
106 static const uint32_t gen7_vme_batchbuffer[][4] = {
107 #include "shaders/vme/batchbuffer.g7b"
110 static struct i965_kernel gen7_vme_kernels[] = {
113 VME_INTRA_SHADER, /*index*/
114 gen7_vme_intra_frame,
115 sizeof(gen7_vme_intra_frame),
121 gen7_vme_inter_frame,
122 sizeof(gen7_vme_inter_frame),
128 gen7_vme_batchbuffer,
129 sizeof(gen7_vme_batchbuffer),
134 /* only used for VME source surface state */
136 gen6_vme_source_surface_state(VADriverContextP ctx,
138 struct object_surface *obj_surface,
139 struct intel_encoder_context *encoder_context)
141 struct gen6_vme_context *vme_context = encoder_context->vme_context;
143 vme_context->vme_surface2_setup(ctx,
144 &vme_context->gpe_context,
146 BINDING_TABLE_OFFSET(index),
147 SURFACE_STATE_OFFSET(index));
151 gen6_vme_media_source_surface_state(VADriverContextP ctx,
153 struct object_surface *obj_surface,
154 struct intel_encoder_context *encoder_context)
156 struct gen6_vme_context *vme_context = encoder_context->vme_context;
158 vme_context->vme_media_rw_surface_setup(ctx,
159 &vme_context->gpe_context,
161 BINDING_TABLE_OFFSET(index),
162 SURFACE_STATE_OFFSET(index));
166 gen6_vme_output_buffer_setup(VADriverContextP ctx,
167 struct encode_state *encode_state,
169 struct intel_encoder_context *encoder_context)
172 struct i965_driver_data *i965 = i965_driver_data(ctx);
173 struct gen6_vme_context *vme_context = encoder_context->vme_context;
174 VAEncSequenceParameterBufferH264 *pSequenceParameter = (VAEncSequenceParameterBufferH264 *)encode_state->seq_param_ext->buffer;
175 VAEncSliceParameterBufferH264 *pSliceParameter = (VAEncSliceParameterBufferH264 *)encode_state->slice_params_ext[0]->buffer;
176 int is_intra = pSliceParameter->slice_type == SLICE_TYPE_I;
177 int width_in_mbs = pSequenceParameter->picture_width_in_mbs;
178 int height_in_mbs = pSequenceParameter->picture_height_in_mbs;
180 vme_context->vme_output.num_blocks = width_in_mbs * height_in_mbs;
181 vme_context->vme_output.pitch = 16; /* in bytes, always 16 */
184 vme_context->vme_output.size_block = 16; /* in bytes */
186 vme_context->vme_output.size_block = 64; /* in bytes */
188 vme_context->vme_output.bo = dri_bo_alloc(i965->intel.bufmgr,
190 vme_context->vme_output.num_blocks * vme_context->vme_output.size_block,
192 assert(vme_context->vme_output.bo);
193 vme_context->vme_buffer_suface_setup(ctx,
194 &vme_context->gpe_context,
195 &vme_context->vme_output,
196 BINDING_TABLE_OFFSET(index),
197 SURFACE_STATE_OFFSET(index));
201 gen6_vme_output_vme_batchbuffer_setup(VADriverContextP ctx,
202 struct encode_state *encode_state,
204 struct intel_encoder_context *encoder_context)
207 struct i965_driver_data *i965 = i965_driver_data(ctx);
208 struct gen6_vme_context *vme_context = encoder_context->vme_context;
209 VAEncSequenceParameterBufferH264 *pSequenceParameter = (VAEncSequenceParameterBufferH264 *)encode_state->seq_param_ext->buffer;
210 int width_in_mbs = pSequenceParameter->picture_width_in_mbs;
211 int height_in_mbs = pSequenceParameter->picture_height_in_mbs;
213 vme_context->vme_batchbuffer.num_blocks = width_in_mbs * height_in_mbs + 1;
214 vme_context->vme_batchbuffer.size_block = 32; /* 2 OWORDs */
215 vme_context->vme_batchbuffer.pitch = 16;
216 vme_context->vme_batchbuffer.bo = dri_bo_alloc(i965->intel.bufmgr,
218 vme_context->vme_batchbuffer.num_blocks * vme_context->vme_batchbuffer.size_block,
220 vme_context->vme_buffer_suface_setup(ctx,
221 &vme_context->gpe_context,
222 &vme_context->vme_batchbuffer,
223 BINDING_TABLE_OFFSET(index),
224 SURFACE_STATE_OFFSET(index));
228 gen6_vme_surface_setup(VADriverContextP ctx,
229 struct encode_state *encode_state,
231 struct intel_encoder_context *encoder_context)
233 struct i965_driver_data *i965 = i965_driver_data(ctx);
234 struct object_surface *obj_surface;
235 VAEncPictureParameterBufferH264 *pPicParameter = (VAEncPictureParameterBufferH264 *)encode_state->pic_param_ext->buffer;
237 /*Setup surfaces state*/
238 /* current picture for encoding */
239 obj_surface = SURFACE(encoder_context->input_yuv_surface);
241 gen6_vme_source_surface_state(ctx, 0, obj_surface, encoder_context);
242 gen6_vme_media_source_surface_state(ctx, 4, obj_surface, encoder_context);
246 obj_surface = SURFACE(pPicParameter->ReferenceFrames[0].picture_id);
248 if ( obj_surface->bo != NULL)
249 gen6_vme_source_surface_state(ctx, 1, obj_surface, encoder_context);
252 obj_surface = SURFACE(pPicParameter->ReferenceFrames[1].picture_id);
254 if ( obj_surface->bo != NULL )
255 gen6_vme_source_surface_state(ctx, 2, obj_surface, encoder_context);
259 gen6_vme_output_buffer_setup(ctx, encode_state, 3, encoder_context);
260 gen6_vme_output_vme_batchbuffer_setup(ctx, encode_state, 5, encoder_context);
262 return VA_STATUS_SUCCESS;
265 static VAStatus gen6_vme_interface_setup(VADriverContextP ctx,
266 struct encode_state *encode_state,
267 struct intel_encoder_context *encoder_context)
269 struct gen6_vme_context *vme_context = encoder_context->vme_context;
270 struct gen6_interface_descriptor_data *desc;
274 bo = vme_context->gpe_context.idrt.bo;
279 for (i = 0; i < GEN6_VME_KERNEL_NUMBER; i++) {
280 struct i965_kernel *kernel;
281 kernel = &vme_context->gpe_context.kernels[i];
282 assert(sizeof(*desc) == 32);
283 /*Setup the descritor table*/
284 memset(desc, 0, sizeof(*desc));
285 desc->desc0.kernel_start_pointer = (kernel->bo->offset >> 6);
286 desc->desc2.sampler_count = 1; /* FIXME: */
287 desc->desc2.sampler_state_pointer = (vme_context->vme_state.bo->offset >> 5);
288 desc->desc3.binding_table_entry_count = 1; /* FIXME: */
289 desc->desc3.binding_table_pointer = (BINDING_TABLE_OFFSET(0) >> 5);
290 desc->desc4.constant_urb_entry_read_offset = 0;
291 desc->desc4.constant_urb_entry_read_length = CURBE_URB_ENTRY_LENGTH;
294 dri_bo_emit_reloc(bo,
295 I915_GEM_DOMAIN_INSTRUCTION, 0,
297 i * sizeof(*desc) + offsetof(struct gen6_interface_descriptor_data, desc0),
299 /*Sampler State(VME state pointer)*/
300 dri_bo_emit_reloc(bo,
301 I915_GEM_DOMAIN_INSTRUCTION, 0,
303 i * sizeof(*desc) + offsetof(struct gen6_interface_descriptor_data, desc2),
304 vme_context->vme_state.bo);
309 return VA_STATUS_SUCCESS;
312 static VAStatus gen6_vme_constant_setup(VADriverContextP ctx,
313 struct encode_state *encode_state,
314 struct intel_encoder_context *encoder_context)
316 struct gen6_vme_context *vme_context = encoder_context->vme_context;
317 // unsigned char *constant_buffer;
319 dri_bo_map(vme_context->gpe_context.curbe.bo, 1);
320 assert(vme_context->gpe_context.curbe.bo->virtual);
321 // constant_buffer = vme_context->curbe.bo->virtual;
323 /*TODO copy buffer into CURB*/
325 dri_bo_unmap( vme_context->gpe_context.curbe.bo);
327 return VA_STATUS_SUCCESS;
330 static VAStatus gen6_vme_vme_state_setup(VADriverContextP ctx,
331 struct encode_state *encode_state,
333 struct intel_encoder_context *encoder_context)
335 struct gen6_vme_context *vme_context = encoder_context->vme_context;
336 unsigned int *vme_state_message;
339 //building VME state message
340 dri_bo_map(vme_context->vme_state.bo, 1);
341 assert(vme_context->vme_state.bo->virtual);
342 vme_state_message = (unsigned int *)vme_context->vme_state.bo->virtual;
344 vme_state_message[0] = 0x01010101;
345 vme_state_message[1] = 0x01010110;
346 vme_state_message[2] = 0x0F0F0F0F;
347 vme_state_message[3] = 0x0F0F0F10;
348 vme_state_message[4] = 0x01010101;
349 vme_state_message[5] = 0x01010110;
350 vme_state_message[6] = 0x0F0F0F0F;
351 vme_state_message[7] = 0x0F0F0F10;
352 vme_state_message[8] = 0x01010101;
353 vme_state_message[9] = 0x01010110;
354 vme_state_message[10] = 0x0F0F0F0F;
355 vme_state_message[11] = 0x0F0F0F10;
356 vme_state_message[12] = 0x01010101;
357 vme_state_message[13] = 0x01010100;
359 for(i = 14; i < 32; i++) {
360 vme_state_message[i] = 0x00000000;
363 //vme_state_message[16] = 0x42424242; //cost function LUT set 0 for Intra
365 dri_bo_unmap( vme_context->vme_state.bo);
366 return VA_STATUS_SUCCESS;
370 gen6_vme_fill_vme_batchbuffer(VADriverContextP ctx,
371 struct encode_state *encode_state,
372 int mb_width, int mb_height,
374 int transform_8x8_mode_flag,
375 struct intel_encoder_context *encoder_context)
377 struct gen6_vme_context *vme_context = encoder_context->vme_context;
378 int total_mbs = mb_width * mb_height;
379 int number_mb_cmds = 128;
380 int mb_x = 0, mb_y = 0;
382 unsigned int *command_ptr;
384 dri_bo_map(vme_context->vme_batchbuffer.bo, 1);
385 command_ptr = vme_context->vme_batchbuffer.bo->virtual;
387 for (i = 0; i < total_mbs / number_mb_cmds; i++) {
388 mb_x = count % mb_width;
389 mb_y = count / mb_width;
391 *command_ptr++ = (CMD_MEDIA_OBJECT | (8 - 2));
392 *command_ptr++ = kernel;
399 *command_ptr++ = (mb_width << 16 | mb_y << 8 | mb_x);
400 *command_ptr++ = (number_mb_cmds << 16 | transform_8x8_mode_flag);
402 count += number_mb_cmds;
405 number_mb_cmds = total_mbs - count;
407 if (number_mb_cmds) {
408 mb_x = count % mb_width;
409 mb_y = count / mb_width;
411 *command_ptr++ = (CMD_MEDIA_OBJECT | (8 - 2));
412 *command_ptr++ = kernel;
419 *command_ptr++ = (mb_width << 16 | mb_y << 8 | mb_x);
420 *command_ptr++ = (number_mb_cmds << 16 | transform_8x8_mode_flag);
424 *command_ptr++ = MI_BATCH_BUFFER_END;
426 dri_bo_unmap(vme_context->vme_batchbuffer.bo);
429 static void gen6_vme_media_init(VADriverContextP ctx, struct intel_encoder_context *encoder_context)
431 struct i965_driver_data *i965 = i965_driver_data(ctx);
432 struct gen6_vme_context *vme_context = encoder_context->vme_context;
435 i965_gpe_context_init(ctx, &vme_context->gpe_context);
437 /* VME output buffer */
438 dri_bo_unreference(vme_context->vme_output.bo);
439 vme_context->vme_output.bo = NULL;
441 dri_bo_unreference(vme_context->vme_batchbuffer.bo);
442 vme_context->vme_batchbuffer.bo = NULL;
445 dri_bo_unreference(vme_context->vme_state.bo);
446 bo = dri_bo_alloc(i965->intel.bufmgr,
450 vme_context->vme_state.bo = bo;
453 static void gen6_vme_pipeline_programing(VADriverContextP ctx,
454 struct encode_state *encode_state,
455 struct intel_encoder_context *encoder_context)
457 struct gen6_vme_context *vme_context = encoder_context->vme_context;
458 struct intel_batchbuffer *batch = encoder_context->base.batch;
459 VAEncPictureParameterBufferH264 *pPicParameter = (VAEncPictureParameterBufferH264 *)encode_state->pic_param_ext->buffer;
460 VAEncSliceParameterBufferH264 *pSliceParameter = (VAEncSliceParameterBufferH264 *)encode_state->slice_params_ext[0]->buffer;
461 VAEncSequenceParameterBufferH264 *pSequenceParameter = (VAEncSequenceParameterBufferH264 *)encode_state->seq_param_ext->buffer;
462 int is_intra = pSliceParameter->slice_type == SLICE_TYPE_I;
463 int width_in_mbs = pSequenceParameter->picture_width_in_mbs;
464 int height_in_mbs = pSequenceParameter->picture_height_in_mbs;
466 gen6_vme_fill_vme_batchbuffer(ctx,
468 width_in_mbs, height_in_mbs,
469 is_intra ? VME_INTRA_SHADER : VME_INTER_SHADER,
470 pPicParameter->pic_fields.bits.transform_8x8_mode_flag,
473 intel_batchbuffer_start_atomic(batch, 0x1000);
474 gen6_gpe_pipeline_setup(ctx, &vme_context->gpe_context, batch);
475 BEGIN_BATCH(batch, 2);
476 OUT_BATCH(batch, MI_BATCH_BUFFER_START | (2 << 6));
478 vme_context->vme_batchbuffer.bo,
479 I915_GEM_DOMAIN_COMMAND, 0,
481 ADVANCE_BATCH(batch);
483 intel_batchbuffer_end_atomic(batch);
486 static VAStatus gen6_vme_prepare(VADriverContextP ctx,
487 struct encode_state *encode_state,
488 struct intel_encoder_context *encoder_context)
490 VAStatus vaStatus = VA_STATUS_SUCCESS;
491 VAEncSliceParameterBufferH264 *pSliceParameter = (VAEncSliceParameterBufferH264 *)encode_state->slice_params_ext[0]->buffer;
492 int is_intra = pSliceParameter->slice_type == SLICE_TYPE_I;
494 /*Setup all the memory object*/
495 gen6_vme_surface_setup(ctx, encode_state, is_intra, encoder_context);
496 gen6_vme_interface_setup(ctx, encode_state, encoder_context);
497 gen6_vme_constant_setup(ctx, encode_state, encoder_context);
498 gen6_vme_vme_state_setup(ctx, encode_state, is_intra, encoder_context);
500 /*Programing media pipeline*/
501 gen6_vme_pipeline_programing(ctx, encode_state, encoder_context);
506 static VAStatus gen6_vme_run(VADriverContextP ctx,
507 struct encode_state *encode_state,
508 struct intel_encoder_context *encoder_context)
510 struct intel_batchbuffer *batch = encoder_context->base.batch;
512 intel_batchbuffer_flush(batch);
514 return VA_STATUS_SUCCESS;
517 static VAStatus gen6_vme_stop(VADriverContextP ctx,
518 struct encode_state *encode_state,
519 struct intel_encoder_context *encoder_context)
521 return VA_STATUS_SUCCESS;
525 gen6_vme_pipeline(VADriverContextP ctx,
527 struct encode_state *encode_state,
528 struct intel_encoder_context *encoder_context)
530 gen6_vme_media_init(ctx, encoder_context);
531 gen6_vme_prepare(ctx, encode_state, encoder_context);
532 gen6_vme_run(ctx, encode_state, encoder_context);
533 gen6_vme_stop(ctx, encode_state, encoder_context);
535 return VA_STATUS_SUCCESS;
539 gen6_vme_context_destroy(void *context)
541 struct gen6_vme_context *vme_context = context;
543 i965_gpe_context_destroy(&vme_context->gpe_context);
545 dri_bo_unreference(vme_context->vme_output.bo);
546 vme_context->vme_output.bo = NULL;
548 dri_bo_unreference(vme_context->vme_state.bo);
549 vme_context->vme_state.bo = NULL;
551 dri_bo_unreference(vme_context->vme_batchbuffer.bo);
552 vme_context->vme_batchbuffer.bo = NULL;
557 Bool gen6_vme_context_init(VADriverContextP ctx, struct intel_encoder_context *encoder_context)
559 struct i965_driver_data *i965 = i965_driver_data(ctx);
560 struct gen6_vme_context *vme_context = calloc(1, sizeof(struct gen6_vme_context));
562 vme_context->gpe_context.surface_state_binding_table.length = (SURFACE_STATE_PADDED_SIZE + sizeof(unsigned int)) * MAX_MEDIA_SURFACES_GEN6;
564 vme_context->gpe_context.idrt.max_entries = MAX_INTERFACE_DESC_GEN6;
565 vme_context->gpe_context.idrt.entry_size = sizeof(struct gen6_interface_descriptor_data);
567 vme_context->gpe_context.curbe.length = CURBE_TOTAL_DATA_LENGTH;
569 vme_context->gpe_context.vfe_state.max_num_threads = 60 - 1;
570 vme_context->gpe_context.vfe_state.num_urb_entries = 16;
571 vme_context->gpe_context.vfe_state.gpgpu_mode = 0;
572 vme_context->gpe_context.vfe_state.urb_entry_size = 59 - 1;
573 vme_context->gpe_context.vfe_state.curbe_allocation_size = CURBE_ALLOCATION_SIZE - 1;
575 if (IS_GEN7(i965->intel.device_id)) {
576 i965_gpe_load_kernels(ctx,
577 &vme_context->gpe_context,
579 GEN6_VME_KERNEL_NUMBER);
580 vme_context->vme_surface2_setup = gen7_gpe_surface2_setup;
581 vme_context->vme_media_rw_surface_setup = gen7_gpe_media_rw_surface_setup;
582 vme_context->vme_buffer_suface_setup = gen7_gpe_buffer_suface_setup;
584 i965_gpe_load_kernels(ctx,
585 &vme_context->gpe_context,
587 GEN6_VME_KERNEL_NUMBER);
588 vme_context->vme_surface2_setup = i965_gpe_surface2_setup;
589 vme_context->vme_media_rw_surface_setup = i965_gpe_media_rw_surface_setup;
590 vme_context->vme_buffer_suface_setup = i965_gpe_buffer_suface_setup;
593 encoder_context->vme_context = vme_context;
594 encoder_context->vme_context_destroy = gen6_vme_context_destroy;
595 encoder_context->vme_pipeline = gen6_vme_pipeline;