Files
linux-nvgpu/drivers/gpu/nvgpu/os/posix/posix-channel.c
Lakshmanan M c0e2dc5b74 gpu: nvgpu: Add subctx programming for MIG
This CL covers the following code changes,
1) Added api to init inst_block for more than one subctxs.
2) Added logic to limit the subctx bind based on
   max. VEID count allocated to a gr instance.
3) Renamed nvgpu_grmgr_get_gr_runlist_id.

JIRA NVGPU-5647

Change-Id: Ifec8164a9e5f46fbd0538c3dd50e19ee63667a54
Signed-off-by: Lakshmanan M <lm@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2418463
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Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
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Reviewed-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-by: Dinesh T <dt@nvidia.com>
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
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GVS: Gerrit_Virtual_Submit
2020-12-15 14:13:28 -06:00

38 lines
1.4 KiB
C

/*
* Copyright (c) 2018-2020, NVIDIA CORPORATION. All rights reserved.
*
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* copy of this software and associated documentation files (the "Software"),
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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
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*
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* 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
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*/
#include <nvgpu/channel.h>
u32 nvgpu_get_gpfifo_entry_size(void)
{
/*
* There is no struct nvgpu_gpfifo for us to use yet. But when it's
* defined in userspace this is how big it will be.
*/
return 8;
}
u32 nvgpu_channel_get_max_subctx_count(struct nvgpu_channel *ch)
{
return 64;
}