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gpu: nvgpu: gv11b: add scg support info in gpu characteristics

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Indicated support for Simultaneous Compute and Graphics(SCG)
in gpu characteristics for gv11b.

Bug 2053932

Change-Id: I788e22242083dff775dd4cc5b9aa73c938028536
Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1649805
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
seshendra Gadagottu
2018-01-31 15:01:05 -08:00
committed by mobile promotions
parent 98da3f8eed
commit 5cb742d228
5 changed files with 9 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

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

@@ -172,6 +172,8 @@ static struct nvgpu_flags_mapping flags_mapping[] = {
NVGPU_ECC_ENABLED_LTC},
{NVGPU_GPU_FLAGS_SUPPORT_TSG_SUBCONTEXTS,
NVGPU_SUPPORT_TSG_SUBCONTEXTS},
{NVGPU_GPU_FLAGS_SUPPORT_SCG,
NVGPU_SUPPORT_SCG},
};
static u64 nvgpu_ctrl_ioctl_gpu_characteristics_flags(struct gk20a *g)

1
drivers/gpu/nvgpu/common/linux/vgpu/gv11b/vgpu_gv11b.c
View File

@@ -35,6 +35,7 @@ int vgpu_gv11b_init_gpu_characteristics(struct gk20a *g)
__nvgpu_set_enabled(g, NVGPU_SUPPORT_TSG_SUBCONTEXTS, true);
__nvgpu_set_enabled(g, NVGPU_SUPPORT_IO_COHERENCE, true);
__nvgpu_set_enabled(g, NVGPU_SUPPORT_SCG, true);
return 0;
}

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

@@ -153,5 +153,6 @@ int gv11b_init_gpu_characteristics(struct gk20a *g)
gk20a_init_gpu_characteristics(g);
__nvgpu_set_enabled(g, NVGPU_SUPPORT_TSG_SUBCONTEXTS, true);
__nvgpu_set_enabled(g, NVGPU_SUPPORT_IO_COHERENCE, true);
__nvgpu_set_enabled(g, NVGPU_SUPPORT_SCG, true);
return 0;
}

4
drivers/gpu/nvgpu/include/nvgpu/enabled.h
View File

@@ -150,10 +150,12 @@ struct gk20a;
#define NVGPU_SUPPORT_ASPM 62
/* subcontexts are available */
#define NVGPU_SUPPORT_TSG_SUBCONTEXTS 63
/* Simultaneous Compute and Graphics (SCG) is available */
#define NVGPU_SUPPORT_SCG 64
/*
* Must be greater than the largest bit offset in the above list.
*/
#define NVGPU_MAX_ENABLED_BITS 64
#define NVGPU_MAX_ENABLED_BITS 65
/**
* nvgpu_is_enabled - Check if the passed flag is enabled.

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

@@ -152,6 +152,8 @@ struct nvgpu_gpu_zbc_query_table_args {
#define NVGPU_GPU_FLAGS_SUPPORT_MAP_DIRECT_KIND_CTRL (1ULL << 23)
/* NVGPU_GPU_IOCTL_SET_DETERMINISTIC_OPTS is available */
#define NVGPU_GPU_FLAGS_SUPPORT_DETERMINISTIC_OPTS (1ULL << 24)
/* SCG support is available */
#define NVGPU_GPU_FLAGS_SUPPORT_SCG (1ULL << 25)
/* SM LRF ECC is enabled */
#define NVGPU_GPU_FLAGS_ECC_ENABLED_SM_LRF (1ULL << 60)
/* SM SHM ECC is enabled */