Add missing cuda 12.1 code, cleanup cu116 use cases (#7558)

packaging/pkg_helpers.bash

@@ -260,15 +260,15 @@ setup_conda_cudatoolkit_constraint() {
     export CONDA_BUILD_VARIANT="cpu"
   else
     case "$CU_VERSION" in
+      cu121)
+        export CONDA_CUDATOOLKIT_CONSTRAINT="- pytorch-cuda=12.1 # [not osx]"
+        ;;
       cu118)
         export CONDA_CUDATOOLKIT_CONSTRAINT="- pytorch-cuda=11.8 # [not osx]"
         ;;
       cu117)
         export CONDA_CUDATOOLKIT_CONSTRAINT="- pytorch-cuda=11.7 # [not osx]"
         ;;
-      cu116)
-        export CONDA_CUDATOOLKIT_CONSTRAINT="- pytorch-cuda=11.6 # [not osx]"
-        ;;
       cpu)
         export CONDA_CUDATOOLKIT_CONSTRAINT=""
         export CONDA_BUILD_VARIANT="cpu"
@@ -289,15 +289,15 @@ setup_conda_cudatoolkit_plain_constraint() {
     export CMAKE_USE_CUDA=0
   else
     case "$CU_VERSION" in
+      cu121)
+        export CONDA_CUDATOOLKIT_CONSTRAINT="pytorch-cuda=12.1"
+        ;;
       cu118)
         export CONDA_CUDATOOLKIT_CONSTRAINT="pytorch-cuda=11.8"
         ;;
       cu117)
         export CONDA_CUDATOOLKIT_CONSTRAINT="pytorch-cuda=11.7"
         ;;
-      cu116)
-        export CONDA_CUDATOOLKIT_CONSTRAINT="pytorch-cuda=11.6"
-        ;;
       cpu)
         export CONDA_CUDATOOLKIT_CONSTRAINT=""
         export CONDA_BUILD_VARIANT="cpu"

packaging/windows/internal/cuda_install.bat

@@ -23,7 +23,6 @@ set CUDA_VERSION_STR=%CUDA_VER_MAJOR%.%CUDA_VER_MINOR%
 set CUDNN_FOLDER="cuda"
 set CUDNN_LIB_FOLDER="lib\x64"
 
-if %CUDA_VER% EQU 116 goto cuda116
 if %CUDA_VER% EQU 117 goto cuda117
 if %CUDA_VER% EQU 118 goto cuda118
 if %CUDA_VER% EQU 121 goto cuda121

packaging/windows/internal/vc_install_helper.sh

@@ -2,15 +2,5 @@
 
 set -ex
 
-if [[ "$CU_VERSION" == "cu92" ]]; then
-  export VC_YEAR=2017
-  export VSDEVCMD_ARGS="-vcvars_ver=14.13"
-  powershell packaging/windows/internal/vs2017_install.ps1
-elif [[ "$CU_VERSION" == "cu100" ]]; then
-  export VC_YEAR=2017
-  export VSDEVCMD_ARGS=""
-  powershell packaging/windows/internal/vs2017_install.ps1
-else
-  export VC_YEAR=2019
-  export VSDEVCMD_ARGS=""
-fi
+export VC_YEAR=2019
+export VSDEVCMD_ARGS=""