From 8bdb74786cd58746a6d9c361f8383fdfb43c6c98 Mon Sep 17 00:00:00 2001 From: Deepak Nibade Date: Mon, 3 Jul 2017 16:10:00 +0530 Subject: gpu: nvgpu: add characteristics flag to support IO coherence Add a flag NVGPU_GPU_FLAGS_SUPPORT_IO_COHERENCE to nvgpu_gpu_characteristics to indicate if IO coherence support is enabled on platform or not Jira GPUT19X-17 Bug 1651331 Bug 200283998 Change-Id: Iba8fa797d6786bbc770ac45a3e39322f87be6e3f Signed-off-by: Deepak Nibade Reviewed-on: https://git-master/r/1512599 GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu --- include/uapi/linux/nvgpu.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/uapi/linux/nvgpu.h b/include/uapi/linux/nvgpu.h index c34a7e83..22687eb5 100644 --- a/include/uapi/linux/nvgpu.h +++ b/include/uapi/linux/nvgpu.h @@ -142,6 +142,8 @@ struct nvgpu_gpu_zbc_query_table_args { #define NVGPU_GPU_FLAGS_SUPPORT_DETERMINISTIC_SUBMIT_NO_JOBTRACKING (1ULL << 18) /* Deterministic submits are supported even with job tracking */ #define NVGPU_GPU_FLAGS_SUPPORT_DETERMINISTIC_SUBMIT_FULL (1ULL << 19) +/* IO coherence support is available */ +#define NVGPU_GPU_FLAGS_SUPPORT_IO_COHERENCE (1ULL << 20) struct nvgpu_gpu_characteristics { __u32 arch; -- cgit v1.2.2