# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

IUSE=""

inherit linux-mod eutils

DESCRIPTION="A linux (2.6-) kernel driver for Hauppauge's WinTV-PVR-usb2"
HOMEPAGE="http://www.isely.net/pvrusb2.html"
SRC_URI="http://www.isely.net/downloads/pvrusb2-mci-20060209.tar.bz2
http://www.eskimo.com/~roger/files/packages/pvrusb2/pvrusb2.f1.bz2
http://www.eskimo.com/~roger/files/packages/pvrusb2/pvrusb2.f2.bz2"
# Check for the above firmwares.
# If not found, instruct installer to get them by using fwextract.pl
# and copying them into /usr/portage/disfiles
# NOTE: The two firmware* files are stripped from a proprietory win32 driver!

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="x86"
RDEPEND=">=sys-apps/hotplug-20040923"
DEPEND=""
S=${WORKDIR}/pvrusb2-mci-20060209

# Need something to check for non-existing tuner.ko & tveeprom.ko modules if so,
# then install all the modules.  Maintainer of pvrusb2 prefers users using kernel
# maintained tuner & tveeprom code!
# ie. src_install
# CONFIG_CHECK="bttv848" then install only pvrusb2.ko

MODULE_NAMES="msp3400(msp3400:)  pvrusb2(pvrusb2:)  saa7115(saa7115:) tuner(tuner:) tveeprom(tveeprom:)"
BUILD_PARAMS="KERNEL_DIR=${KV_DIR}"


pkg_setup() {
	if kernel_is 2 4; then
	# You can try uncommenting "!VIDEO_BT848" but it's modules
	# are not working with pvrusb2 & me.
	# I'm marking it as a conflict as pvrusb2 provides tveeprom & tuner modules.
	#	CONFIG_CHECK="USB !VIDEO_BT848"
	#else
		"You need kernel-2.6 for this module to work"
		die
	fi

	CONFIG_CHECK="USB"

	echo
	einfo "To build with kernel TUNER support"
	einfo "USE = pvrusb2-kernel"
	echo
	einfo "Newer pvrusb2 devices will not work with kernel TUNER support!"
	einfo "Check USB device ID's:"
	einfo "Old == 0x2900 New == 0x2400"
	einfo "New requires cx25840 while the Old require msp3400"
	echo
	einfo "If you're trying kernel provided TUNER support,"
	einfo "you must manually remove the pvrusb2 provide TUNER modules"
	einfo "before emerging this package."
	einfo "ie. rm /lib/modules/2.6.15.5Y/pvrusb2/*"
	einfo "(This ebuild will not auto clean modules.)"
	echo

	linux-mod_pkg_setup
}


src_unpack() {
	unpack ${A}
	
	# If you use Mythtv, enabling interlacing will significantly
	# reduce cpu usage.  Enter PVRUSB2="interlace" to make it so.
	if [[ $PVRUSB2 = "interlace" ]]; then
		cd ${S}/driver
		epatch ${FILESDIR}/interlace_enable.patch
	fi
	
	cd ${S}
}


src_compile() {
	unset ARCH
	cd ${S}/driver
	emake || die "Error: emake failed!"
	
	if ! use pvrusb2-kernel ; then
		echo
		einfo "Building pvrusb2 provided tuner modules."
		echo
		cd ${S}/ivtv
		emake || die "Error: emake failed!"
	fi
}


src_install() {
	# Make install doesn't work
	# Let's do the module install manually.
	#cd ${S}/driver
	insinto "/lib/modules/${KV_FULL}/pvrusb2"
	doins ${S}/driver/pvrusb2.ko
	
	if ! use pvrusb2-kernel ; then
		#cd ${S}/ivtv
		insinto "/lib/modules/${KV_FULL}/pvrusb2"
		doins ${S}/ivtv/msp3400.ko
		doins ${S}/ivtv/saa7115.ko
		doins ${S}/ivtv/tuner.ko
		doins ${S}/ivtv/tveeprom.ko
	fi
	
	
	insinto "/lib/firmware/"
	doins ${WORKDIR}/pvrusb2.f1 
	doins ${WORKDIR}/pvrusb2.f2
	
	dodoc ${S}/LICENSE.TXT
	dodoc ${S}/README
	dohtml ${S}/doc/pvrusb2-eeprom.html
	dohtml ${S}/doc/pvrusb2-faq.html
	dohtml ${S}/doc/pvrusb2-utils.html
	dohtml ${S}/doc/pvrusb2.html
	
	dodir /usr/share/doc/${PF}/doc
	insinto /usr/share/doc/${PF}/doc
	dodoc ${S}/doc/README
	dodoc ${S}/doc/controls.txt
	dodoc ${S}/doc/notes.txt
	dodoc ${S}/doc/protocol-info.txt
	
	dodir /usr/share/doc/${PF}/misc
	insinto /usr/share/doc/${PF}/misc
	doins ${S}/misc/*
	dodir /usr/share/doc/${PF}/utils
	insinto /usr/share/doc/${PF}/utils
	doins ${S}/utils/*
	
	#echo "post-install pvrusb2 /sbin/modprobe pvrusb2 >& /dev/null 2>&1 || :"
}

pkg_postinst() {
	linux-mod_pkg_postinst
	
	echo
	einfo "1) To autoload pvrusb2, add 'pvrusb2' to"
	einfo "   /etc/modules.autoload.d/kernel-2.6"
	echo
	einfo "2) Install sys-apps/hotplug and add hotplug" 
	einfo "   to the boot runlevel for added automation."
	echo
}