nvidia340: fix build issues on x86_64

re-introduce compatibility patch for nvidia-uvm_lite needed due to changes in
vm_operations_struct in linux-4.11 and above.

Closes: #7844 [via git-merge-pr]

srcpkgs/nvidia340/files/kernel-4.11.patch

@@ -0,0 +1,38 @@
+--- kernel/uvm/nvidia_uvm_lite.c	2017-09-27 13:50:46.334075042 +0200
++++ kernel/uvm/nvidia_uvm_lite.c	2017-09-27 13:56:06.358041280 +0200
+@@ -818,7 +818,11 @@
+ }
+ 
+ #if defined(NV_VM_OPERATIONS_STRUCT_HAS_FAULT)
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
+ int _fault(struct vm_area_struct *vma, struct vm_fault *vmf)
++#else 	
++int _fault(struct vm_fault *vmf) 	
++#endif
+ {
+ #if defined(NV_VM_FAULT_HAS_ADDRESS)
+     unsigned long vaddr = vmf->address;
+@@ -828,7 +832,11 @@
+     struct page *page = NULL;
+     int retval;
+ 
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
+     retval = _fault_common(vma, vaddr, &page, vmf->flags);
++#else
++    retval = _fault_common(NULL, vaddr, &page, vmf->flags);
++#endif
+ 
+     vmf->page = page;
+ 
+@@ -866,7 +874,11 @@
+ // it's dealing with anonymous mapping (see handle_pte_fault).
+ //
+ #if defined(NV_VM_OPERATIONS_STRUCT_HAS_FAULT)
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
+ int _sigbus_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
++#else
++int _sigbus_fault(struct vm_fault *vmf)
++#endif
+ {
+     vmf->page = NULL;
+     return VM_FAULT_SIGBUS;

srcpkgs/nvidia340/template

@@ -4,7 +4,7 @@ _desc="NVIDIA drivers (GeForce 8, 9, 9M, 100, 100M, 200, 300 series)"
 
 pkgname=nvidia340
 version=340.104
-revision=1
+revision=2
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
 license="Proprietary NVIDIA license"
 homepage="http://www.nvidia.com"
@@ -38,6 +38,11 @@ do_extract() {
 	rm -f ${_pkg}.run
 }
 
+do_configure() {
+	cd ${_pkg}
+	patch -p0 < ${FILESDIR}/kernel-4.11.patch
+}
+
 do_install() {
 	cd ${_pkg}