From cf81348264b3de6cc45cecac8455ca57e4365c26 Mon Sep 17 00:00:00 2001
From: Michael Del Casino <64436441+asm-volatile@users.noreply.github.com>
Date: Wed, 30 Dec 2020 18:41:07 -0500
Subject: [PATCH] CUDA Toolkit 11.1.1 for 455.83 Driver in 20.0.9

NixOS 20.0.9's default NVIDIA video driver version is 455.38, which supports CUDA 11.1.1.

**Things to note:**
- [ ] Users with nvtop installed may need to upgrade their nvtop installation due to caching behavior
---
 pkgs/development/compilers/cudatoolkit/default.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/compilers/cudatoolkit/default.nix b/pkgs/development/compilers/cudatoolkit/default.nix
index cd4af47a21e..b22d2b28671 100644
--- a/pkgs/development/compilers/cudatoolkit/default.nix
+++ b/pkgs/development/compilers/cudatoolkit/default.nix
@@ -145,6 +145,14 @@ in rec {
 
     gcc = gcc9;
   };
+  
+  cudatoolkit_11_1 = common {
+    version = "11.1.1";
+    url = "https://developer.download.nvidia.com/compute/cuda/11.1.1/local_installers/cuda_11.1.1_455.32.00_linux.run";
+    sha256 = "13yxv2fgvdnqqbwh1zb80x4xhyfkbajfkwyfpdg9493010kngbiy";
+    
+    gcc = gcc9;
+  };
 
-  cudatoolkit_11 = cudatoolkit_11_0;
+  cudatoolkit_11 = cudatoolkit_11_1;
 }