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/*
* Copyright 2014, 2015 Red Hat.
*
* 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
* on 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
* THE AUTHOR(S) AND/OR THEIR 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.
*/
#ifndef VIRGL_RESOURCE_H
#define VIRGL_RESOURCE_H
#include "util/u_resource.h"
#include "util/u_range.h"
#include "util/list.h"
#include "util/u_transfer.h"
#include "virgl_hw.h"
#define VR_MAX_TEXTURE_2D_LEVELS 15
struct winsys_handle;
struct virgl_screen;
struct virgl_context;
struct virgl_resource_metadata
{
unsigned long level_offset[VR_MAX_TEXTURE_2D_LEVELS];
unsigned stride[VR_MAX_TEXTURE_2D_LEVELS];
unsigned layer_stride[VR_MAX_TEXTURE_2D_LEVELS];
uint32_t total_size;
};
struct virgl_resource {
struct u_resource u;
struct virgl_hw_res *hw_res;
boolean clean;
};
struct virgl_buffer {
struct virgl_resource base;
struct list_head flush_list;
boolean on_list;
/* The buffer range which is initialized (with a write transfer,
* streamout, DMA, or as a random access target). The rest of
* the buffer is considered invalid and can be mapped unsynchronized.
*
* This allows unsychronized mapping of a buffer range which hasn't
* been used yet. It's for applications which forget to use
* the unsynchronized map flag and expect the driver to figure it out.
*/
struct util_range valid_buffer_range;
};
struct virgl_texture {
struct virgl_resource base;
struct virgl_resource_metadata metadata;
};
struct virgl_transfer {
struct pipe_transfer base;
uint32_t offset, l_stride;
struct util_range range;
struct virgl_resource *resolve_tmp;
};
void virgl_resource_destroy(struct pipe_screen *screen,
struct pipe_resource *resource);
void virgl_init_screen_resource_functions(struct pipe_screen *screen);
void virgl_init_context_resource_functions(struct pipe_context *ctx);
struct pipe_resource *virgl_texture_create(struct virgl_screen *vs,
const struct pipe_resource *templ);
struct pipe_resource *virgl_texture_from_handle(struct virgl_screen *vs,
const struct pipe_resource *templ,
struct winsys_handle *whandle);
static inline struct virgl_resource *virgl_resource(struct pipe_resource *r)
{
return (struct virgl_resource *)r;
}
static inline struct virgl_buffer *virgl_buffer(struct pipe_resource *r)
{
return (struct virgl_buffer *)r;
}
static inline struct virgl_texture *virgl_texture(struct pipe_resource *r)
{
return (struct virgl_texture *)r;
}
static inline struct virgl_transfer *virgl_transfer(struct pipe_transfer *trans)
{
return (struct virgl_transfer *)trans;
}
struct pipe_resource *virgl_buffer_create(struct virgl_screen *vs,
const struct pipe_resource *templ);
static inline unsigned pipe_to_virgl_bind(unsigned pbind)
{
unsigned outbind = 0;
if (pbind & PIPE_BIND_DEPTH_STENCIL)
outbind |= VIRGL_BIND_DEPTH_STENCIL;
if (pbind & PIPE_BIND_RENDER_TARGET)
outbind |= VIRGL_BIND_RENDER_TARGET;
if (pbind & PIPE_BIND_SAMPLER_VIEW)
outbind |= VIRGL_BIND_SAMPLER_VIEW;
if (pbind & PIPE_BIND_VERTEX_BUFFER)
outbind |= VIRGL_BIND_VERTEX_BUFFER;
if (pbind & PIPE_BIND_INDEX_BUFFER)
outbind |= VIRGL_BIND_INDEX_BUFFER;
if (pbind & PIPE_BIND_CONSTANT_BUFFER)
outbind |= VIRGL_BIND_CONSTANT_BUFFER;
if (pbind & PIPE_BIND_DISPLAY_TARGET)
outbind |= VIRGL_BIND_DISPLAY_TARGET;
if (pbind & PIPE_BIND_STREAM_OUTPUT)
outbind |= VIRGL_BIND_STREAM_OUTPUT;
if (pbind & PIPE_BIND_CURSOR)
outbind |= VIRGL_BIND_CURSOR;
if (pbind & PIPE_BIND_CUSTOM)
outbind |= VIRGL_BIND_CUSTOM;
if (pbind & PIPE_BIND_SCANOUT)
outbind |= VIRGL_BIND_SCANOUT;
if (pbind & PIPE_BIND_SHADER_BUFFER)
outbind |= VIRGL_BIND_SHADER_BUFFER;
return outbind;
}
bool virgl_res_needs_flush_wait(struct virgl_context *vctx,
struct virgl_resource *res,
unsigned usage);
bool virgl_res_needs_readback(struct virgl_context *vctx,
struct virgl_resource *res,
unsigned usage);
void virgl_resource_layout(struct pipe_resource *pt,
struct virgl_resource_metadata *metadata);
struct virgl_transfer *
virgl_resource_create_transfer(struct pipe_context *ctx,
struct pipe_resource *pres,
const struct virgl_resource_metadata *metadata,
unsigned level, unsigned usage,
const struct pipe_box *box);
void virgl_resource_destroy_transfer(struct virgl_context *vctx,
struct virgl_transfer *trans);
#endif
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