From 0c8deb74aff6d0781cdf3278f56d7bce42b16a67 Mon Sep 17 00:00:00 2001 From: Deepak Nibade Date: Tue, 30 Jan 2018 04:05:36 -0800 Subject: gpu: nvgpu: add characteristic flag for syncpoint address support Add characteristic flag NVGPU_GPU_FLAGS_SUPPORT_SYNCPOINT_ADDRESS to indicate if platform supports semaphore GPU_VA address for a syncpoint Define NVGPU_SUPPORT_SYNCPOINT_ADDRESS for core driver book keeping Set this flag for both GV100 and GV11B since Xavier SoC supports a semaphore GPU_VA address for a syncpoint through syncpoint SHIM Bug 200327559 Change-Id: I1f31673c9fd59f493d0b35a80d23151fc063ae06 Signed-off-by: Deepak Nibade Reviewed-on: https://git-master.nvidia.com/r/1649364 Reviewed-by: svc-mobile-coverity GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom Reviewed-by: mobile promotions Tested-by: mobile promotions --- include/uapi/linux/nvgpu.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/uapi/linux/nvgpu.h') diff --git a/include/uapi/linux/nvgpu.h b/include/uapi/linux/nvgpu.h index 95acc63c..6821af07 100644 --- a/include/uapi/linux/nvgpu.h +++ b/include/uapi/linux/nvgpu.h @@ -154,6 +154,8 @@ struct nvgpu_gpu_zbc_query_table_args { #define NVGPU_GPU_FLAGS_SUPPORT_DETERMINISTIC_OPTS (1ULL << 24) /* SCG support is available */ #define NVGPU_GPU_FLAGS_SUPPORT_SCG (1ULL << 25) +/* GPU_VA address of a syncpoint is supported */ +#define NVGPU_GPU_FLAGS_SUPPORT_SYNCPOINT_ADDRESS (1ULL << 26) /* SM LRF ECC is enabled */ #define NVGPU_GPU_FLAGS_ECC_ENABLED_SM_LRF (1ULL << 60) /* SM SHM ECC is enabled */ -- cgit v1.2.2