79 lines
2.5 KiB
C
79 lines
2.5 KiB
C
/*
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* Copyright © 2017 Intel Corporation
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*
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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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*
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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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* Software.
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*
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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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*/
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#ifndef IRIS_SCREEN_H
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#define IRIS_SCREEN_H
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#include "pipe/p_screen.h"
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#include "state_tracker/drm_driver.h"
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#include "util/slab.h"
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#include "util/u_screen.h"
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#include "intel/dev/gen_device_info.h"
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#include "intel/isl/isl.h"
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#include "iris_bufmgr.h"
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struct iris_bo;
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#define IRIS_MAX_TEXTURE_SAMPLERS 32
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#define IRIS_MAX_SOL_BUFFERS 4
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struct iris_screen {
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struct pipe_screen base;
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/** Global slab allocator for iris_transfer_map objects */
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struct slab_parent_pool transfer_pool;
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/** drm device file descriptor */
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int fd;
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/** PCI ID for our GPU device */
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int pci_id;
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/** Global program_string_id counter (see get_program_string_id()) */
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unsigned program_id;
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unsigned subslice_total;
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struct gen_device_info devinfo;
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struct isl_device isl_dev;
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struct iris_bufmgr *bufmgr;
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struct brw_compiler *compiler;
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/**
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* A buffer containing nothing useful, for hardware workarounds that
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* require scratch writes or reads from some unimportant memory.
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*/
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struct iris_bo *workaround_bo;
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};
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struct pipe_screen *iris_screen_create(int fd);
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boolean
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iris_is_format_supported(struct pipe_screen *pscreen,
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enum pipe_format format,
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enum pipe_texture_target target,
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unsigned sample_count,
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unsigned storage_sample_count,
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unsigned usage);
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#endif
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