5c43ec5d53
As we're about to add more ww-related functionality, break out the dma_resv ww locking utilities to their own files Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Matthew Auld <matthew.auld@intel.com> Signed-off-by: Matthew Auld <matthew.auld@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210617063018.92802-3-thomas.hellstrom@linux.intel.com
53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2014 Intel Corporation
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*/
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#ifndef _INTEL_RENDERSTATE_H_
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#define _INTEL_RENDERSTATE_H_
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#include <linux/types.h>
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#include "i915_gem.h"
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#include "i915_gem_ww.h"
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struct i915_request;
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struct intel_context;
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struct i915_vma;
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struct intel_renderstate_rodata {
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const u32 *reloc;
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const u32 *batch;
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const u32 batch_items;
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};
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#define RO_RENDERSTATE(_g) \
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const struct intel_renderstate_rodata gen ## _g ## _null_state = { \
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.reloc = gen ## _g ## _null_state_relocs, \
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.batch = gen ## _g ## _null_state_batch, \
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.batch_items = sizeof(gen ## _g ## _null_state_batch)/4, \
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}
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extern const struct intel_renderstate_rodata gen6_null_state;
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extern const struct intel_renderstate_rodata gen7_null_state;
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extern const struct intel_renderstate_rodata gen8_null_state;
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extern const struct intel_renderstate_rodata gen9_null_state;
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struct intel_renderstate {
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struct i915_gem_ww_ctx ww;
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const struct intel_renderstate_rodata *rodata;
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struct i915_vma *vma;
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u32 batch_offset;
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u32 batch_size;
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u32 aux_offset;
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u32 aux_size;
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};
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int intel_renderstate_init(struct intel_renderstate *so,
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struct intel_context *ce);
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int intel_renderstate_emit(struct intel_renderstate *so,
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struct i915_request *rq);
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void intel_renderstate_fini(struct intel_renderstate *so,
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struct intel_context *ce);
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#endif /* _INTEL_RENDERSTATE_H_ */
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