Files
linux-nvgpu/drivers/gpu/nvgpu/hal/mm/mm_gv11b_fusa.c
2025-12-19 15:25:44 -08:00

76 lines
2.6 KiB
C

/*
* Copyright (c) 2019-2020, 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
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* 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,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include <nvgpu/gk20a.h>
#include <nvgpu/gmmu.h>
#include <nvgpu/mm.h>
#include "mm_gv11b.h"
void gv11b_mm_init_inst_block(struct nvgpu_mem *inst_block,
struct vm_gk20a *vm, u32 big_page_size)
{
struct gk20a *g = gk20a_from_vm(vm);
u64 pdb_addr = nvgpu_pd_gpu_addr(g, &vm->pdb);
nvgpu_log_info(g, "inst block phys = 0x%llx, kv = 0x%p",
nvgpu_inst_block_addr(g, inst_block), inst_block->cpu_va);
g->ops.ramin.init_pdb(g, inst_block, pdb_addr, vm->pdb.mem);
if ((big_page_size != 0U) && (g->ops.ramin.set_big_page_size != NULL)) {
g->ops.ramin.set_big_page_size(g, inst_block, big_page_size);
}
if (g->ops.ramin.init_subctx_pdb != NULL) {
g->ops.ramin.init_subctx_pdb(g, inst_block, vm->pdb.mem, false,
1U);
}
}
void gv11b_mm_init_inst_block_for_subctxs(struct nvgpu_mem *inst_block,
struct vm_gk20a *vm, u32 big_page_size, u32 max_subctx_count)
{
struct gk20a *g = gk20a_from_vm(vm);
u64 pdb_addr = nvgpu_pd_gpu_addr(g, &vm->pdb);
nvgpu_log_info(g, "inst block phys = 0x%llx, kv = 0x%p",
nvgpu_inst_block_addr(g, inst_block), inst_block->cpu_va);
g->ops.ramin.init_pdb(g, inst_block, pdb_addr, vm->pdb.mem);
if ((big_page_size != 0U) &&
(g->ops.ramin.set_big_page_size != NULL)) {
g->ops.ramin.set_big_page_size(g, inst_block, big_page_size);
}
if (g->ops.ramin.init_subctx_pdb != NULL) {
g->ops.ramin.init_subctx_pdb(g, inst_block, vm->pdb.mem, false,
max_subctx_count);
}
}
bool gv11b_mm_is_bar1_supported(struct gk20a *g)
{
return false;
}