Files
linux-nvgpu/drivers/gpu/nvgpu/hal/mm/mm_gk20a.h
Sagar Kamble 693305c0fd gpu: nvgpu: subcontext add/remove support
Subcontext PDBs and valid mask in the instance blocks of the channels
in various subcontexts has to be updated when new subcontext is
created or a subcontext is removed.

Replayable fault state is cached in the channel structure. Replayable
fault state for subcontext is set based on first channel's bind
parameter. It was earlier programmed in function channel_setup_ramfc.

init_inst_block_core is updated to setup TSG level pdb map and mask.

Added new hal gv11b_channel_bind to enable the subcontext on channel
bind.

Bug 3677982

Change-Id: I58156c5b3ab6309b6a4b8e72b0e798d6a39c1bee
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2719994
Reviewed-by: Ankur Kishore <ankkishore@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2022-09-08 21:00:20 -07:00

38 lines
1.5 KiB
C

/*
* Copyright (c) 2019-2022, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
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* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* DEALINGS IN THE SOFTWARE.
*/
#ifndef HAL_MM_MM_GK20A_H
#define HAL_MM_MM_GK20A_H
#include <nvgpu/types.h>
struct nvgpu_mem;
struct vm_gk20a;
void gk20a_mm_init_inst_block(struct nvgpu_mem *inst_block, struct vm_gk20a *vm,
u32 big_page_size);
int gk20a_mm_init_inst_block_core(struct nvgpu_mem *inst_block,
struct vm_gk20a *vm, u32 big_page_size);
u64 gk20a_mm_bar1_map_userd(struct gk20a *g, struct nvgpu_mem *mem, u32 offset);
#endif