src/gallium/drivers/freedreno/freedreno_context.c - platform/external/mesa3d - Gitiles

 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */

 /*
  * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
  * to deal in the Software without restriction, including without limitation
  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  * and/or sell copies of the Software, and to permit persons to whom the
  * Software is furnished to do so, subject to the following conditions:
  *
  * The above copyright notice and this permission notice (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 NONINFRINGEMENT.  IN NO EVENT SHALL
  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  *
  * Authors:
  *    Rob Clark <robclark@freedesktop.org>
  */

 #include "freedreno_context.h"
 #include "freedreno_draw.h"
 #include "freedreno_fence.h"
 #include "freedreno_program.h"
 #include "freedreno_resource.h"
 #include "freedreno_texture.h"
 #include "freedreno_state.h"
 #include "freedreno_gmem.h"
 #include "freedreno_query.h"
 #include "freedreno_query_hw.h"
 #include "freedreno_util.h"
 #include "util/u_upload_mgr.h"

 static void
 fd_context_flush(struct pipe_context *pctx, struct pipe_fence_handle **fence,
 		unsigned flags)
 {
 	struct fd_context *ctx = fd_context(pctx);

 	if (flags & PIPE_FLUSH_FENCE_FD)
 		ctx->batch->needs_out_fence_fd = true;

 	if (!ctx->screen->reorder) {
 		fd_batch_flush(ctx->batch, true);
 	} else {
 		fd_bc_flush(&ctx->screen->batch_cache, ctx);
 	}

 	if (fence) {
 		/* if there hasn't been any rendering submitted yet, we might not
 		 * have actually created a fence
 		 */
 		if (!ctx->last_fence || ctx->batch->needs_out_fence_fd) {
 			ctx->batch->needs_flush = true;
 			fd_gmem_render_noop(ctx->batch);
 			fd_batch_reset(ctx->batch);
 		}
 		fd_fence_ref(pctx->screen, fence, ctx->last_fence);
 	}
 }

 /**
  * emit marker string as payload of a no-op packet, which can be
  * decoded by cffdump.
  */
 static void
 fd_emit_string_marker(struct pipe_context *pctx, const char *string, int len)
 {
 	struct fd_context *ctx = fd_context(pctx);
 	struct fd_ringbuffer *ring;
 	const uint32_t *buf = (const void *)string;

 	if (!ctx->batch)
 		return;

 	ring = ctx->batch->draw;

 	/* max packet size is 0x3fff dwords: */
 	len = MIN2(len, 0x3fff * 4);

 	if (ctx->screen->gpu_id >= 500)
 		OUT_PKT7(ring, CP_NOP, align(len, 4) / 4);
 	else
 		OUT_PKT3(ring, CP_NOP, align(len, 4) / 4);
 	while (len >= 4) {
 		OUT_RING(ring, *buf);
 		buf++;
 		len -= 4;
 	}

 	/* copy remainder bytes without reading past end of input string: */
 	if (len > 0) {
 		uint32_t w = 0;
 		memcpy(&w, buf, len);
 		OUT_RING(ring, w);
 	}
 }

 void
 fd_context_destroy(struct pipe_context *pctx)
 {
 	struct fd_context *ctx = fd_context(pctx);
 	unsigned i;

 	DBG("");

 	if (ctx->screen->reorder)
 		util_queue_destroy(&ctx->flush_queue);

 	fd_batch_reference(&ctx->batch, NULL);  /* unref current batch */
 	fd_bc_invalidate_context(ctx);

 	fd_fence_ref(pctx->screen, &ctx->last_fence, NULL);

 	fd_prog_fini(pctx);
 	fd_hw_query_fini(pctx);

 	if (ctx->blitter)
 		util_blitter_destroy(ctx->blitter);

 	if (pctx->stream_uploader)
 		u_upload_destroy(pctx->stream_uploader);

 	if (ctx->clear_rs_state)
 		pctx->delete_rasterizer_state(pctx, ctx->clear_rs_state);

 	if (ctx->primconvert)
 		util_primconvert_destroy(ctx->primconvert);

 	slab_destroy_child(&ctx->transfer_pool);

 	for (i = 0; i < ARRAY_SIZE(ctx->pipe); i++) {
 		struct fd_vsc_pipe *pipe = &ctx->pipe[i];
 		if (!pipe->bo)
 			break;
 		fd_bo_del(pipe->bo);
 	}

 	fd_device_del(ctx->dev);

 	if (fd_mesa_debug & (FD_DBG_BSTAT | FD_DBG_MSGS)) {
 		printf("batch_total=%u, batch_sysmem=%u, batch_gmem=%u, batch_restore=%u\n",
 			(uint32_t)ctx->stats.batch_total, (uint32_t)ctx->stats.batch_sysmem,
 			(uint32_t)ctx->stats.batch_gmem, (uint32_t)ctx->stats.batch_restore);
 	}

 	FREE(ctx);
 }

 static void
 fd_set_debug_callback(struct pipe_context *pctx,
 		const struct pipe_debug_callback *cb)
 {
 	struct fd_context *ctx = fd_context(pctx);

 	if (cb)
 		ctx->debug = *cb;
 	else
 		memset(&ctx->debug, 0, sizeof(ctx->debug));
 }

 /* TODO we could combine a few of these small buffers (solid_vbuf,
  * blit_texcoord_vbuf, and vsc_size_mem, into a single buffer and
  * save a tiny bit of memory
  */

 static struct pipe_resource *
 create_solid_vertexbuf(struct pipe_context *pctx)
 {
 	static const float init_shader_const[] = {
 			-1.000000, +1.000000, +1.000000,
 			+1.000000, -1.000000, +1.000000,
 	};
 	struct pipe_resource *prsc = pipe_buffer_create(pctx->screen,
 			PIPE_BIND_CUSTOM, PIPE_USAGE_IMMUTABLE, sizeof(init_shader_const));
 	pipe_buffer_write(pctx, prsc, 0,
 			sizeof(init_shader_const), init_shader_const);
 	return prsc;
 }

 static struct pipe_resource *
 create_blit_texcoord_vertexbuf(struct pipe_context *pctx)
 {
 	struct pipe_resource *prsc = pipe_buffer_create(pctx->screen,
 			PIPE_BIND_CUSTOM, PIPE_USAGE_DYNAMIC, 16);
 	return prsc;
 }

 void
 fd_context_setup_common_vbos(struct fd_context *ctx)
 {
 	struct pipe_context *pctx = &ctx->base;

 	ctx->solid_vbuf = create_solid_vertexbuf(pctx);
 	ctx->blit_texcoord_vbuf = create_blit_texcoord_vertexbuf(pctx);

 	/* setup solid_vbuf_state: */
 	ctx->solid_vbuf_state.vtx = pctx->create_vertex_elements_state(
 			pctx, 1, (struct pipe_vertex_element[]){{
 				.vertex_buffer_index = 0,
 				.src_offset = 0,
 				.src_format = PIPE_FORMAT_R32G32B32_FLOAT,
 			}});
 	ctx->solid_vbuf_state.vertexbuf.count = 1;
 	ctx->solid_vbuf_state.vertexbuf.vb[0].stride = 12;
 	ctx->solid_vbuf_state.vertexbuf.vb[0].buffer = ctx->solid_vbuf;

 	/* setup blit_vbuf_state: */
 	ctx->blit_vbuf_state.vtx = pctx->create_vertex_elements_state(
 			pctx, 2, (struct pipe_vertex_element[]){{
 				.vertex_buffer_index = 0,
 				.src_offset = 0,
 				.src_format = PIPE_FORMAT_R32G32_FLOAT,
 			}, {
 				.vertex_buffer_index = 1,
 				.src_offset = 0,
 				.src_format = PIPE_FORMAT_R32G32B32_FLOAT,
 			}});
 	ctx->blit_vbuf_state.vertexbuf.count = 2;
 	ctx->blit_vbuf_state.vertexbuf.vb[0].stride = 8;
 	ctx->blit_vbuf_state.vertexbuf.vb[0].buffer = ctx->blit_texcoord_vbuf;
 	ctx->blit_vbuf_state.vertexbuf.vb[1].stride = 12;
 	ctx->blit_vbuf_state.vertexbuf.vb[1].buffer = ctx->solid_vbuf;
 }

 void
 fd_context_cleanup_common_vbos(struct fd_context *ctx)
 {
 	struct pipe_context *pctx = &ctx->base;

 	pctx->delete_vertex_elements_state(pctx, ctx->solid_vbuf_state.vtx);
 	pctx->delete_vertex_elements_state(pctx, ctx->blit_vbuf_state.vtx);

 	pipe_resource_reference(&ctx->solid_vbuf, NULL);
 	pipe_resource_reference(&ctx->blit_texcoord_vbuf, NULL);
 }

 struct pipe_context *
 fd_context_init(struct fd_context *ctx, struct pipe_screen *pscreen,
 		const uint8_t *primtypes, void *priv)
 {
 	struct fd_screen *screen = fd_screen(pscreen);
 	struct pipe_context *pctx;
 	int i;

 	ctx->screen = screen;

 	ctx->primtypes = primtypes;
 	ctx->primtype_mask = 0;
 	for (i = 0; i < PIPE_PRIM_MAX; i++)
 		if (primtypes[i])
 			ctx->primtype_mask |= (1 << i);

 	/* need some sane default in case state tracker doesn't
 	 * set some state:
 	 */
 	ctx->sample_mask = 0xffff;

 	pctx = &ctx->base;
 	pctx->screen = pscreen;
 	pctx->priv = priv;
 	pctx->flush = fd_context_flush;
 	pctx->emit_string_marker = fd_emit_string_marker;
 	pctx->set_debug_callback = fd_set_debug_callback;
 	pctx->create_fence_fd = fd_create_fence_fd;
 	pctx->fence_server_sync = fd_fence_server_sync;

 	pctx->stream_uploader = u_upload_create_default(pctx);
 	if (!pctx->stream_uploader)
 		goto fail;
 	pctx->const_uploader = pctx->stream_uploader;

 	/* TODO what about compute?  Ideally it creates it's own independent
 	 * batches per compute job (since it isn't using tiling, so no point
 	 * in getting involved with the re-ordering madness)..
 	 */
 	if (!screen->reorder) {
 		ctx->batch = fd_bc_alloc_batch(&screen->batch_cache, ctx);
 	}

 	slab_create_child(&ctx->transfer_pool, &screen->transfer_pool);

 	fd_draw_init(pctx);
 	fd_resource_context_init(pctx);
 	fd_query_context_init(pctx);
 	fd_texture_init(pctx);
 	fd_state_init(pctx);
 	fd_hw_query_init(pctx);

 	ctx->blitter = util_blitter_create(pctx);
 	if (!ctx->blitter)
 		goto fail;

 	ctx->primconvert = util_primconvert_create(pctx, ctx->primtype_mask);
 	if (!ctx->primconvert)
 		goto fail;

 	return pctx;

 fail:
 	pctx->destroy(pctx);
 	return NULL;
 }
	/* -- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -- */

	/*
	* Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
	*
	* Permission is hereby granted, free of charge, to any person obtaining a
	* copy of this software and associated documentation files (the "Software"),
	* to deal in the Software without restriction, including without limitation
	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	* and/or sell copies of the Software, and to permit persons to whom the
	* Software is furnished to do so, subject to the following conditions:
	*
	* The above copyright notice and this permission notice (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 NONINFRINGEMENT. IN NO EVENT SHALL
	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	* SOFTWARE.
	*
	* Authors:
	* Rob Clark <robclark@freedesktop.org>
	*/

	#include "freedreno_context.h"
	#include "freedreno_draw.h"
	#include "freedreno_fence.h"
	#include "freedreno_program.h"
	#include "freedreno_resource.h"
	#include "freedreno_texture.h"
	#include "freedreno_state.h"
	#include "freedreno_gmem.h"
	#include "freedreno_query.h"
	#include "freedreno_query_hw.h"
	#include "freedreno_util.h"
	#include "util/u_upload_mgr.h"

	static void
	fd_context_flush(struct pipe_context pctx, struct pipe_fence_handle *fence,
	unsigned flags)
	{
	struct fd_context *ctx = fd_context(pctx);

	if (flags & PIPE_FLUSH_FENCE_FD)
	ctx->batch->needs_out_fence_fd = true;

	if (!ctx->screen->reorder) {
	fd_batch_flush(ctx->batch, true);
	} else {
	fd_bc_flush(&ctx->screen->batch_cache, ctx);
	}

	if (fence) {
	/* if there hasn't been any rendering submitted yet, we might not
	* have actually created a fence
	*/
	if (!ctx->last_fence \|\| ctx->batch->needs_out_fence_fd) {
	ctx->batch->needs_flush = true;
	fd_gmem_render_noop(ctx->batch);
	fd_batch_reset(ctx->batch);
	}
	fd_fence_ref(pctx->screen, fence, ctx->last_fence);
	}
	}

	/**
	* emit marker string as payload of a no-op packet, which can be
	* decoded by cffdump.
	*/
	static void
	fd_emit_string_marker(struct pipe_context pctx, const char string, int len)
	{
	struct fd_context *ctx = fd_context(pctx);
	struct fd_ringbuffer *ring;
	const uint32_t buf = (const void )string;

	if (!ctx->batch)
	return;

	ring = ctx->batch->draw;

	/* max packet size is 0x3fff dwords: */
	len = MIN2(len, 0x3fff * 4);

	if (ctx->screen->gpu_id >= 500)
	OUT_PKT7(ring, CP_NOP, align(len, 4) / 4);
	else
	OUT_PKT3(ring, CP_NOP, align(len, 4) / 4);
	while (len >= 4) {
	OUT_RING(ring, *buf);
	buf++;
	len -= 4;
	}

	/* copy remainder bytes without reading past end of input string: */
	if (len > 0) {
	uint32_t w = 0;
	memcpy(&w, buf, len);
	OUT_RING(ring, w);
	}
	}

	void
	fd_context_destroy(struct pipe_context *pctx)
	{
	struct fd_context *ctx = fd_context(pctx);
	unsigned i;

	DBG("");

	if (ctx->screen->reorder)
	util_queue_destroy(&ctx->flush_queue);

	fd_batch_reference(&ctx->batch, NULL); /* unref current batch */
	fd_bc_invalidate_context(ctx);

	fd_fence_ref(pctx->screen, &ctx->last_fence, NULL);

	fd_prog_fini(pctx);
	fd_hw_query_fini(pctx);

	if (ctx->blitter)
	util_blitter_destroy(ctx->blitter);

	if (pctx->stream_uploader)
	u_upload_destroy(pctx->stream_uploader);

	if (ctx->clear_rs_state)
	pctx->delete_rasterizer_state(pctx, ctx->clear_rs_state);

	if (ctx->primconvert)
	util_primconvert_destroy(ctx->primconvert);

	slab_destroy_child(&ctx->transfer_pool);

	for (i = 0; i < ARRAY_SIZE(ctx->pipe); i++) {
	struct fd_vsc_pipe *pipe = &ctx->pipe[i];
	if (!pipe->bo)
	break;
	fd_bo_del(pipe->bo);
	}

	fd_device_del(ctx->dev);

	if (fd_mesa_debug & (FD_DBG_BSTAT \| FD_DBG_MSGS)) {
	printf("batch_total=%u, batch_sysmem=%u, batch_gmem=%u, batch_restore=%u\n",
	(uint32_t)ctx->stats.batch_total, (uint32_t)ctx->stats.batch_sysmem,
	(uint32_t)ctx->stats.batch_gmem, (uint32_t)ctx->stats.batch_restore);
	}

	FREE(ctx);
	}

	static void
	fd_set_debug_callback(struct pipe_context *pctx,
	const struct pipe_debug_callback *cb)
	{
	struct fd_context *ctx = fd_context(pctx);

	if (cb)
	ctx->debug = *cb;
	else
	memset(&ctx->debug, 0, sizeof(ctx->debug));
	}

	/* TODO we could combine a few of these small buffers (solid_vbuf,
	* blit_texcoord_vbuf, and vsc_size_mem, into a single buffer and
	* save a tiny bit of memory
	*/

	static struct pipe_resource *
	create_solid_vertexbuf(struct pipe_context *pctx)
	{
	static const float init_shader_const[] = {
	-1.000000, +1.000000, +1.000000,
	+1.000000, -1.000000, +1.000000,
	};
	struct pipe_resource *prsc = pipe_buffer_create(pctx->screen,
	PIPE_BIND_CUSTOM, PIPE_USAGE_IMMUTABLE, sizeof(init_shader_const));
	pipe_buffer_write(pctx, prsc, 0,
	sizeof(init_shader_const), init_shader_const);
	return prsc;
	}

	static struct pipe_resource *
	create_blit_texcoord_vertexbuf(struct pipe_context *pctx)
	{
	struct pipe_resource *prsc = pipe_buffer_create(pctx->screen,
	PIPE_BIND_CUSTOM, PIPE_USAGE_DYNAMIC, 16);
	return prsc;
	}

	void
	fd_context_setup_common_vbos(struct fd_context *ctx)
	{
	struct pipe_context *pctx = &ctx->base;

	ctx->solid_vbuf = create_solid_vertexbuf(pctx);
	ctx->blit_texcoord_vbuf = create_blit_texcoord_vertexbuf(pctx);

	/* setup solid_vbuf_state: */
	ctx->solid_vbuf_state.vtx = pctx->create_vertex_elements_state(
	pctx, 1, (struct pipe_vertex_element[]){{
	.vertex_buffer_index = 0,
	.src_offset = 0,
	.src_format = PIPE_FORMAT_R32G32B32_FLOAT,
	}});
	ctx->solid_vbuf_state.vertexbuf.count = 1;
	ctx->solid_vbuf_state.vertexbuf.vb[0].stride = 12;
	ctx->solid_vbuf_state.vertexbuf.vb[0].buffer = ctx->solid_vbuf;

	/* setup blit_vbuf_state: */
	ctx->blit_vbuf_state.vtx = pctx->create_vertex_elements_state(
	pctx, 2, (struct pipe_vertex_element[]){{
	.vertex_buffer_index = 0,
	.src_offset = 0,
	.src_format = PIPE_FORMAT_R32G32_FLOAT,
	}, {
	.vertex_buffer_index = 1,
	.src_offset = 0,
	.src_format = PIPE_FORMAT_R32G32B32_FLOAT,
	}});
	ctx->blit_vbuf_state.vertexbuf.count = 2;
	ctx->blit_vbuf_state.vertexbuf.vb[0].stride = 8;
	ctx->blit_vbuf_state.vertexbuf.vb[0].buffer = ctx->blit_texcoord_vbuf;
	ctx->blit_vbuf_state.vertexbuf.vb[1].stride = 12;
	ctx->blit_vbuf_state.vertexbuf.vb[1].buffer = ctx->solid_vbuf;
	}

	void
	fd_context_cleanup_common_vbos(struct fd_context *ctx)
	{
	struct pipe_context *pctx = &ctx->base;

	pctx->delete_vertex_elements_state(pctx, ctx->solid_vbuf_state.vtx);
	pctx->delete_vertex_elements_state(pctx, ctx->blit_vbuf_state.vtx);

	pipe_resource_reference(&ctx->solid_vbuf, NULL);
	pipe_resource_reference(&ctx->blit_texcoord_vbuf, NULL);
	}

	struct pipe_context *
	fd_context_init(struct fd_context ctx, struct pipe_screen pscreen,
	const uint8_t primtypes, void priv)
	{
	struct fd_screen *screen = fd_screen(pscreen);
	struct pipe_context *pctx;
	int i;

	ctx->screen = screen;

	ctx->primtypes = primtypes;
	ctx->primtype_mask = 0;
	for (i = 0; i < PIPE_PRIM_MAX; i++)
	if (primtypes[i])
	ctx->primtype_mask \|= (1 << i);

	/* need some sane default in case state tracker doesn't
	* set some state:
	*/
	ctx->sample_mask = 0xffff;

	pctx = &ctx->base;
	pctx->screen = pscreen;
	pctx->priv = priv;
	pctx->flush = fd_context_flush;
	pctx->emit_string_marker = fd_emit_string_marker;
	pctx->set_debug_callback = fd_set_debug_callback;
	pctx->create_fence_fd = fd_create_fence_fd;
	pctx->fence_server_sync = fd_fence_server_sync;

	pctx->stream_uploader = u_upload_create_default(pctx);
	if (!pctx->stream_uploader)
	goto fail;
	pctx->const_uploader = pctx->stream_uploader;

	/* TODO what about compute? Ideally it creates it's own independent
	* batches per compute job (since it isn't using tiling, so no point
	* in getting involved with the re-ordering madness)..
	*/
	if (!screen->reorder) {
	ctx->batch = fd_bc_alloc_batch(&screen->batch_cache, ctx);
	}

	slab_create_child(&ctx->transfer_pool, &screen->transfer_pool);

	fd_draw_init(pctx);
	fd_resource_context_init(pctx);
	fd_query_context_init(pctx);
	fd_texture_init(pctx);
	fd_state_init(pctx);
	fd_hw_query_init(pctx);

	ctx->blitter = util_blitter_create(pctx);
	if (!ctx->blitter)
	goto fail;

	ctx->primconvert = util_primconvert_create(pctx, ctx->primtype_mask);
	if (!ctx->primconvert)
	goto fail;

	return pctx;

	fail:
	pctx->destroy(pctx);
	return NULL;
	}