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* Copyright 2014, 2015 Red Hat.
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* on the rights to use, copy, modify, merge, publish, distribute, sub
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* license, and/or sell copies of the Software, and to permit persons to whom
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* the Software is furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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#ifndef VIRGL_CONTEXT_H
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#define VIRGL_CONTEXT_H
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#include "pipe/p_state.h"
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#include "pipe/p_context.h"
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#include "util/slab.h"
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#include "util/list.h"
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#include "virgl_staging_mgr.h"
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#include "virgl_transfer_queue.h"
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struct virgl_vertex_elements_state;
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struct virgl_sampler_view {
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struct pipe_sampler_view base;
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struct virgl_so_target {
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struct pipe_stream_output_target base;
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struct virgl_rasterizer_state {
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struct pipe_rasterizer_state rs;
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struct virgl_shader_binding_state {
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struct pipe_sampler_view *views[PIPE_MAX_SHADER_SAMPLER_VIEWS];
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struct pipe_constant_buffer ubos[PIPE_MAX_CONSTANT_BUFFERS];
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uint32_t ubo_enabled_mask;
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struct pipe_shader_buffer ssbos[PIPE_MAX_SHADER_BUFFERS];
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uint32_t ssbo_enabled_mask;
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struct pipe_image_view images[PIPE_MAX_SHADER_IMAGES];
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uint32_t image_enabled_mask;
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struct virgl_context {
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struct pipe_context base;
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struct virgl_cmd_buf *cbuf;
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unsigned cbuf_initial_cdw;
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struct virgl_shader_binding_state shader_bindings[PIPE_SHADER_TYPES];
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struct pipe_shader_buffer atomic_buffers[PIPE_MAX_HW_ATOMIC_BUFFERS];
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uint32_t atomic_buffer_enabled_mask;
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struct virgl_vertex_elements_state *vertex_elements;
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struct pipe_framebuffer_state framebuffer;
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struct slab_child_pool transfer_pool;
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struct virgl_transfer_queue queue;
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struct u_upload_mgr *uploader;
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struct virgl_staging_mgr staging;
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bool encoded_transfers;
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bool supports_staging;
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uint8_t patch_vertices;
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struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
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unsigned num_vertex_buffers;
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boolean vertex_array_dirty;
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struct virgl_rasterizer_state rs_state;
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struct virgl_so_target so_targets[PIPE_MAX_SO_BUFFERS];
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unsigned num_so_targets;
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uint32_t num_draws, num_compute;
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struct primconvert_context *primconvert;
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uint32_t hw_sub_ctx_id;
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/* The total size of staging resources used in queued copy transfers. */
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uint64_t queued_staging_res_size;
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static inline struct virgl_sampler_view *
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virgl_sampler_view(struct pipe_sampler_view *view)
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return (struct virgl_sampler_view *)view;
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static inline struct virgl_so_target *
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virgl_so_target(struct pipe_stream_output_target *target)
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return (struct virgl_so_target *)target;
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static inline struct virgl_context *virgl_context(struct pipe_context *ctx)
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return (struct virgl_context *)ctx;
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struct pipe_context *virgl_context_create(struct pipe_screen *pscreen,
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void *priv, unsigned flags);
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void virgl_init_blit_functions(struct virgl_context *vctx);
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void virgl_init_query_functions(struct virgl_context *vctx);
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void virgl_init_so_functions(struct virgl_context *vctx);
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struct tgsi_token *virgl_tgsi_transform(struct virgl_screen *vscreen, const struct tgsi_token *tokens_in);
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virgl_can_rebind_resource(struct virgl_context *vctx,
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struct pipe_resource *res);
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virgl_rebind_resource(struct virgl_context *vctx,
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struct pipe_resource *res);
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void virgl_flush_eq(struct virgl_context *ctx, void *closure, struct pipe_fence_handle **fence);