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gpu: nvgpu: mark usermode submit supported for gv11b

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Mark usermode submit supported in gv11b and add the characteristics flag
to expose the capability to userspace.

Bug 200145225
Bug 200541476

Change-Id: Id9dcb0c71c020bd509fbdbffb94a756c69377f20
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1795822
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
(cherry picked from commit 37659f5c8e
in rel-32)
Reviewed-on: https://git-master.nvidia.com/r/2170604
GVS: Gerrit_Virtual_Submit
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Konsta Holtta
2018-09-11 15:00:58 +03:00
committed by mobile promotions
parent 8b484c0b53
commit d8257c53c7
3 changed files with 5 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/nvgpu/gv11b/gv11b.c
View File

@@ -35,6 +35,7 @@ int gv11b_init_gpu_characteristics(struct gk20a *g)
__nvgpu_set_enabled(g, NVGPU_SUPPORT_RESCHEDULE_RUNLIST, true);
__nvgpu_set_enabled(g, NVGPU_SUPPORT_SYNCPOINT_ADDRESS, true);
__nvgpu_set_enabled(g, NVGPU_SUPPORT_USER_SYNCPOINT, true);
__nvgpu_set_enabled(g, NVGPU_SUPPORT_USERMODE_SUBMIT, true);
return 0;
}

2
drivers/gpu/nvgpu/os/linux/ioctl_ctrl.c
View File

@@ -201,6 +201,8 @@ static struct nvgpu_flags_mapping flags_mapping[] = {
NVGPU_SUPPORT_SYNCPOINT_ADDRESS},
{NVGPU_GPU_FLAGS_SUPPORT_USER_SYNCPOINT,
NVGPU_SUPPORT_USER_SYNCPOINT},
{NVGPU_GPU_FLAGS_SUPPORT_USERMODE_SUBMIT,
NVGPU_SUPPORT_USERMODE_SUBMIT},
{NVGPU_GPU_FLAGS_SUPPORT_IO_COHERENCE,
NVGPU_SUPPORT_IO_COHERENCE},
{NVGPU_GPU_FLAGS_SUPPORT_RESCHEDULE_RUNLIST,

2
include/uapi/linux/nvgpu.h
View File

@@ -164,6 +164,8 @@ struct nvgpu_gpu_zbc_query_table_args {
#define NVGPU_GPU_FLAGS_SUPPORT_USER_SYNCPOINT (1ULL << 28)
/* Railgating (powering the GPU off completely) is supported and enabled */
#define NVGPU_GPU_FLAGS_CAN_RAILGATE (1ULL << 29)
/* Usermode submit is available */
#define NVGPU_GPU_FLAGS_SUPPORT_USERMODE_SUBMIT (1ULL << 30)
/* SM LRF ECC is enabled */
#define NVGPU_GPU_FLAGS_ECC_ENABLED_SM_LRF (1ULL << 60)
/* SM SHM ECC is enabled */