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001c7c3185
Make default big page size query a HAL op instead of per-platform constant. This allows querying for default big page size without accessing Linux specific gk20a_platform structure. JIRA NVGPU-38 Change-Id: Ibfbd1319764fdae5fdb06700fb64d23f6f3dd01a Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: https://git-master/r/1507928 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit
64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
/*
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* Tegra Virtualized GPU Platform Interface
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*
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* Copyright (c) 2014-2017, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#include "gk20a.h"
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#include "platform_gk20a.h"
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#include "vgpu/clk_vgpu.h"
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#include <nvgpu/nvhost.h>
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static int gk20a_tegra_probe(struct device *dev)
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{
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#ifdef CONFIG_TEGRA_GK20A_NVHOST
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struct gk20a_platform *platform = dev_get_drvdata(dev);
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int ret;
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ret = nvgpu_get_nvhost_dev(platform->g);
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if (ret)
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return ret;
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vgpu_init_clk_support(platform->g);
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return 0;
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#else
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return 0;
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#endif
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}
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struct gk20a_platform vgpu_tegra_platform = {
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.has_syncpoints = true,
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.aggressive_sync_destroy_thresh = 64,
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/* power management configuration */
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.can_railgate_init = false,
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.can_elpg_init = false,
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.enable_slcg = false,
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.enable_blcg = false,
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.enable_elcg = false,
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.enable_elpg = false,
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.enable_aelpg = false,
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.ch_wdt_timeout_ms = 5000,
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.probe = gk20a_tegra_probe,
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.clk_round_rate = vgpu_clk_round_rate,
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.get_clk_freqs = vgpu_clk_get_freqs,
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/* frequency scaling configuration */
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.devfreq_governor = "userspace",
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.virtual_dev = true,
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};
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