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gpu: nvgpu: vf: init gmmu related structure

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vf driver implements gmmu map/unmap on client side.

- adds helper function to check whether nvgpu device is vf or legacy
vgpu.
- inits pd_cache struct for vf
- inits platform->phys_addr for ipa2pa

Jira GVSCI-15733

Change-Id: I46c84f0acdd167b9c4bdcec2f1c25f3acd6a0f71
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2863430
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Prathap Kumar Valsan <prathapk@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Richard Zhao
2023-01-17 13:22:50 -08:00
committed by mobile promotions
parent de0e1be1ed
commit a7d358f773
6 changed files with 49 additions and 10 deletions
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8
drivers/gpu/nvgpu/os/linux/vgpu/vgpu_linux.c
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@@ -1,7 +1,7 @@
/*
* Virtualized GPU for Linux
*
* Copyright (c) 2018-2022, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2018-2023, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -95,6 +95,7 @@ static void vgpu_init_vars(struct gk20a *g, struct gk20a_platform *platform)
nvgpu_mutex_init(&g->clk_arb_enable_lock);
nvgpu_mutex_init(&g->cg_pg_lock);
nvgpu_rwsem_init(&g->deterministic_busy);
nvgpu_rwsem_init(&(g->ipa_pa_cache.ipa_pa_rw_lock));
nvgpu_mutex_init(&priv->vgpu_clk_get_freq_lock);
@@ -117,6 +118,11 @@ static void vgpu_init_vars(struct gk20a *g, struct gk20a_platform *platform)
platform->unified_memory);
nvgpu_set_enabled(g, NVGPU_MM_UNIFY_ADDRESS_SPACES,
platform->unify_address_spaces);
if (nvgpu_is_vf(g)) {
/* only VF needs IPA2PA */
nvgpu_init_soc_vars(g);
}
}
static int vgpu_init_support(struct platform_device *pdev)