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da9b1bbac2
We use SZ_* #defines in some parts of nvgpu, but we don't explicitly include a header that defines it. Add include/nvgpu/sizes.h that in Linux #includes linux/sizes.h. Change-Id: I8f506d85c7eaa12e649f5874a87533e2f0fe9438 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1607575 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
58 lines
1.9 KiB
C
58 lines
1.9 KiB
C
/*
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* GV100 memory management
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*
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* Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
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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 shall be included in
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* all copies or substantial portions of the 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 <nvgpu/sizes.h>
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#include "gk20a/gk20a.h"
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#include "gv100/mm_gv100.h"
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#include <nvgpu/hw/gv100/hw_fb_gv100.h>
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size_t gv100_mm_get_vidmem_size(struct gk20a *g)
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{
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u32 range = gk20a_readl(g, fb_mmu_local_memory_range_r());
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u32 mag = fb_mmu_local_memory_range_lower_mag_v(range);
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u32 scale = fb_mmu_local_memory_range_lower_scale_v(range);
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u32 ecc = fb_mmu_local_memory_range_ecc_mode_v(range);
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size_t bytes = ((size_t)mag << scale) * SZ_1M;
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if (ecc)
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bytes = bytes / 16 * 15;
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return bytes;
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}
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u32 gv100_mm_get_flush_retries(struct gk20a *g, enum nvgpu_flush_op op)
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{
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switch (op) {
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/* GV100 has a large FB so it needs larger timeouts */
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case NVGPU_FLUSH_FB:
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return 2000;
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case NVGPU_FLUSH_L2_FLUSH:
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return 2000;
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default:
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return 200; /* Default retry timer */
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}
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}
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