Files
linux-nvgpu/include/uapi/linux/nvgpu-t18x.h
Deepak Nibade d479a781c6 gpu: nvgpu: use coherent aperture for coherent buffers
Use sysmem_coherent aperture if the buffer mappings are requested
to be IO coherent. Use sysmem_noncoherent aperture otherwise. This
is implemented by adding a new coherent field to the GMMU attrs
struct.

Jira GPUT19X-17
Bug 1651331
Bug 200283998

Change-Id: I5cfb71b5913d4db50ebf10331b19f5a4216456bf
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master/r/1514438
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
2017-07-07 07:05:38 -07:00

62 lines
2.2 KiB
C

/*
* NVGPU Public Interface Header
*
* Copyright (c) 2011-2016, 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,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
/* This file is meant to extend nvgpu.h, not replace it
* as such, be sure that nvgpu.h is actually the file performing the
* inclusion, to the extent that's possible.
*/
#ifndef _UAPI__LINUX_NVGPU_IOCTL_H
# error "This file is to be included within nvgpu.h only."
#endif
#ifndef _UAPI__LINUX_NVGPU_T18X_IOCTL_H_
#define _UAPI__LINUX_NVGPU_T18X_IOCTL_H_
/*
* this flag is used in struct nvgpu_alloc_gpfifo_args
* to enable re-playable faults for that channel
*/
#define NVGPU_ALLOC_GPFIFO_FLAGS_REPLAYABLE_FAULTS_ENABLE (1 << 2)
/* Flags in nvgpu_alloc_obj_ctx_args.flags */
#define NVGPU_ALLOC_OBJ_FLAGS_GFXP (1 << 1)
#define NVGPU_ALLOC_OBJ_FLAGS_CILP (1 << 2)
/* Flags in nvgpu_preemption_mode_args.graphics_preempt_flags */
#define NVGPU_GRAPHICS_PREEMPTION_MODE_GFXP (1 << 1)
/* Flags in nvgpu_preemption_mode_args.compute_preempt_flags */
#define NVGPU_COMPUTE_PREEMPTION_MODE_CILP (1 << 2)
/* SM LRF ECC is enabled */
#define NVGPU_GPU_FLAGS_ECC_ENABLED_SM_LRF (1ULL << 60)
/* SM SHM ECC is enabled */
#define NVGPU_GPU_FLAGS_ECC_ENABLED_SM_SHM (1ULL << 61)
/* TEX ECC is enabled */
#define NVGPU_GPU_FLAGS_ECC_ENABLED_TEX (1ULL << 62)
/* L2 ECC is enabled */
#define NVGPU_GPU_FLAGS_ECC_ENABLED_LTC (1ULL << 63)
/* All types of ECC are enabled */
#define NVGPU_GPU_FLAGS_ALL_ECC_ENABLED \
(NVGPU_GPU_FLAGS_ECC_ENABLED_SM_LRF | \
NVGPU_GPU_FLAGS_ECC_ENABLED_SM_SHM | \
NVGPU_GPU_FLAGS_ECC_ENABLED_TEX | \
NVGPU_GPU_FLAGS_ECC_ENABLED_LTC)
/* Channel event_id in nvgpu_channel_events_ctrl_ext_args */
#define NVGPU_IOCTL_CHANNEL_EVENT_ID_CILP_PREEMPTION_STARTED 3
#define NVGPU_IOCTL_CHANNEL_EVENT_ID_CILP_PREEMPTION_COMPLETE 4
#endif /* _UAPI__LINUX_NVGPU_T18X_IOCTL_H_ */