bumblebee: add patch to correctly load/unload nvidia-uvm

srcpkgs/bumblebee/INSTALL.msg

@@ -0,0 +1,5 @@
+In order to use Bumblebee, add your user to 'bumblebee' group:
+
+    # usermod -a -G bumblebee <username>
+
+and then reboot to make it effective.

srcpkgs/bumblebee/patches/nvidia-uvm-support.patch

@@ -0,0 +1,34 @@
+https://github.com/Bumblebee-Project/Bumblebee/issues/565#issuecomment-62546098
+
+diff --git src/bbsecondary.c src/bbsecondary.c
+index 6b635ee..7885aa5 100644
+--- src/bbsecondary.c
++++ src/bbsecondary.c
+@@ -119,6 +119,17 @@ static bool switch_and_load(void)
+     if (!module_load(module_name, driver_name)) {
+       set_bb_error("Could not load GPU driver");
+       return false;
++    } else {
++      /* XXX NVIDIA UVM support */
++      if (strstr(module_name, "nvidia")) { /* We are using NVIDIA's proprietary driver */
++        char uvm_module_name[1024];
++        sprintf(uvm_module_name, "%s-uvm", module_name);
++        if (!module_load(uvm_module_name, "nvidia_uvm")) {
++          char log_string[1024];
++          sprintf(log_string, "Cannot load UVM module: %s\n", uvm_module_name);
++          bb_log(LOG_ERR, log_string);
++        }
++      }
+     }
+   }
+   return true;
+@@ -232,6 +243,10 @@ static void switch_and_unload(void)
+       }
+       /* unload the driver loaded by the graphica card */
+       if (pci_get_driver(driver, pci_bus_id_discrete, sizeof driver)) {
++        /* XXX NVIDIA UVM support */
++        if (strstr(driver, "nvidia")) {
++          module_unload("nvidia_uvm");
++        }
+         module_unload(driver);
+       }

srcpkgs/bumblebee/template

@@ -1,22 +1,22 @@
 # Template file for 'bumblebee'
 pkgname=bumblebee
 version=3.2.1
-revision=5
+revision=6
+only_for_archs="i686 x86_64"
 build_style=gnu-configure
 configure_args="
-	CONF_DRIVER_MODULE_NVIDIA=nvidia
-	CONF_LDPATH_NVIDIA=/usr/lib
-	CONF_MODPATH_NVIDIA=/usr/lib/xorg/modules
-	--sbindir=/usr/bin
-	--with-udev-rules=/usr/lib/udev/rules.d/
-	--without-pidfile"
+ CONF_DRIVER_MODULE_NVIDIA=nvidia
+ CONF_LDPATH_NVIDIA=/usr/lib
+ CONF_MODPATH_NVIDIA=/usr/lib/xorg/modules
+ --with-udev-rules=/usr/lib/udev/rules.d/
+ --without-pidfile"
 hostmakedepends="pkg-config help2man"
 makedepends="VirtualGL-devel glib-devel MesaLib-devel"
 depends="VirtualGL"
 conf_files="
-	/etc/bumblebee/bumblebee.conf
-	/etc/bumblebee/xorg.conf.nouveau
-	/etc/bumblebee/xorg.conf.nvidia"
+ /etc/bumblebee/bumblebee.conf
+ /etc/bumblebee/xorg.conf.nouveau
+ /etc/bumblebee/xorg.conf.nvidia"
 system_groups="bumblebee"
 short_desc="NVIDIA Optimus support for Linux through VirtualGL"
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
@@ -25,16 +25,8 @@ license="GPL-3"
 distfiles="http://www.bumblebee-project.org/${pkgname}-${version}.tar.gz"
 checksum=1018703b07e2f607a4641249d69478ce076ae5a1e9dd6cff5694d394fa7ee30e
 
-only_for_archs="i686 x86_64"
-build_options="systemd"
-replaces="runit-void<20141013_2"
-
 post_install() {
 	vsv bumblebeed
-	# Install systemd service
-	if [ "$build_option_systemd" ]; then
-		vinstall scripts/systemd/bumblebeed.service 644 usr/lib/systemd/system
-	fi
 
 	# Make bash_completion work
 	vmkdir usr/share/bash-completion/completions