59 lines
2.1 KiB
C
59 lines
2.1 KiB
C
/*
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* Copyright (C) 2021 Collabora Ltd.
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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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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* 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 NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include "panvk_private.h"
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#include "panvk_varyings.h"
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#include "pan_pool.h"
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unsigned
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panvk_varyings_buf_count(const struct panvk_device *dev,
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struct panvk_varyings_info *varyings)
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{
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const struct panfrost_device *pdev = &dev->physical_device->pdev;
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return util_bitcount(varyings->buf_mask) + (pan_is_bifrost(pdev) ? 1 : 0);
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}
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void
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panvk_varyings_alloc(struct panvk_varyings_info *varyings,
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struct pan_pool *varying_mem_pool,
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unsigned vertex_count)
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{
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for (unsigned i = 0; i < PANVK_VARY_BUF_MAX; i++) {
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if (!(varyings->buf_mask & (1 << i))) continue;
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unsigned buf_idx = panvk_varying_buf_index(varyings, i);
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unsigned size = varyings->buf[buf_idx].stride * vertex_count;
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if (!size)
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continue;
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struct panfrost_ptr ptr =
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panfrost_pool_alloc_aligned(varying_mem_pool, size, 64);
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varyings->buf[buf_idx].size = size;
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varyings->buf[buf_idx].address = ptr.gpu;
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varyings->buf[buf_idx].cpu = ptr.cpu;
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}
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}
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