nvidia304: patch to fix loading on >=4.9 kernel (#5896)

srcpkgs/nvidia304/files/drm-driver-legacy.patch

@@ -0,0 +1,20 @@
+Author: Luca Boccassi <luca.boccassi@gmail.com>
+Description: Fix kernel module load on 4.9 and greater
+ From kernel 4.9 and newer (commit fa5386459f06) non-modesetting drivers have
+ to use the DRM flag DRIVER_LEGACY. Without this flag the kernel module does
+ not load correctly.
+
+--- kernel/nv-drm.c
++++ kernel/nv-drm.c
+@@ -71,7 +71,11 @@
+ };
+ 
+ static struct drm_driver nv_drm_driver = {
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0)
+     .driver_features = 0,
++#else
++    .driver_features = DRIVER_LEGACY,
++#endif
+     .load = nv_drm_load,
+     .unload = nv_drm_unload,
+     .fops = &nv_drm_fops,

srcpkgs/nvidia304/template

@@ -3,7 +3,7 @@ _desc="NVIDIA drivers (For GeForce 5 FX, 6, 7, 8 series)"
 
 pkgname=nvidia304
 version=304.135
-revision=2
+revision=3
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
 license="Proprietary NVIDIA license"
 homepage="http://www.nvidia.com"
@@ -38,6 +38,7 @@ do_extract() {
 do_configure() {
 	cd ${_pkg}
 	patch -sNp0 -i ${FILESDIR}/disable-mtrr.patch
+	patch -sNp0 -i ${FILESDIR}/drm-driver-legacy.patch
 	patch -sNp0 -i ${FILESDIR}/kernel_4.10.patch
 }
 do_install() {