sys-power/linux-tools-power-x86: new package, add 5.18

Signed-off-by: Alessandro Barbieri <lssndrbarbieri@gmail.com>

4 files changed, 137 insertions, 0 deletions

diff --git a/sys-power/linux-tools-power-x86/Manifest b/sys-power/linux-tools-power-x86/Manifest
new file mode 100644
index 000000000..907336dce
--- /dev/null
+++ b/sys-power/linux-tools-power-x86/Manifest
@@ -0,0 +1 @@
+DIST linux-5.18.tar.xz 129790264 BLAKE2B e2745a69eb70169e90505a9318a3993046eab3020496eecde7d8352ecda0eb71a25b21becf7ce93fc593507dce7d1cd61b94ddcdf82b3094d79c0d3d48508eeb SHA512 dbbc9d1395898a498fa4947fceda1781344fa5d360240f753810daa4fa88e519833e2186c4e582a8f1836e6413e9e85f6563c7770523b704e8702d67622f98b5
diff --git a/sys-power/linux-tools-power-x86/files/linux-tools-power-x86-5.18-cflags.patch b/sys-power/linux-tools-power-x86/files/linux-tools-power-x86-5.18-cflags.patch
new file mode 100644
index 000000000..700baa781
--- /dev/null
+++ b/sys-power/linux-tools-power-x86/files/linux-tools-power-x86-5.18-cflags.patch
@@ -0,0 +1,33 @@
+--- a/tools/power/x86/intel-speed-select/Makefile
++++ b/tools/power/x86/intel-speed-select/Makefile
+@@ -13,7 +13,7 @@
+ # Do not use make's built-in rules
+ # (this improves performance and avoids hard-to-debug behaviour);
+ MAKEFLAGS += -r
+-override CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include -I/usr/include/libnl3
++override CFLAGS += -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include -I/usr/include/libnl3
+ override LDFLAGS += -lnl-genl-3 -lnl-3
+ 
+ ALL_TARGETS := intel-speed-select
+--- a/tools/power/x86/turbostat/Makefile
++++ b/tools/power/x86/turbostat/Makefile
+@@ -9,7 +9,7 @@
+ endif
+ 
+ turbostat : turbostat.c
+-override CFLAGS +=	-O2 -Wall -I../../../include
++override CFLAGS +=	-Wall -I../../../include
+ override CFLAGS +=	-DMSRHEADER='"../../../../arch/x86/include/asm/msr-index.h"'
+ override CFLAGS +=	-DINTEL_FAMILY_HEADER='"../../../../arch/x86/include/asm/intel-family.h"'
+ override CFLAGS +=	-D_FILE_OFFSET_BITS=64
+--- a/tools/power/x86/x86_energy_perf_policy/Makefile
++++ b/tools/power/x86/x86_energy_perf_policy/Makefile
+@@ -9,7 +9,7 @@
+ endif
+ 
+ x86_energy_perf_policy : x86_energy_perf_policy.c
+-override CFLAGS +=	-O2 -Wall -I../../../include
++override CFLAGS +=	-Wall -I../../../include
+ override CFLAGS +=	-DMSRHEADER='"../../../../arch/x86/include/asm/msr-index.h"'
+ override CFLAGS +=	-D_FORTIFY_SOURCE=2
+ 
diff --git a/sys-power/linux-tools-power-x86/linux-tools-power-x86-5.18.ebuild b/sys-power/linux-tools-power-x86/linux-tools-power-x86-5.18.ebuild
new file mode 100644
index 000000000..65175d611
--- /dev/null
+++ b/sys-power/linux-tools-power-x86/linux-tools-power-x86-5.18.ebuild
@@ -0,0 +1,92 @@
+# Copyright 2013-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{8..11} )
+
+inherit fcaps linux-info python-r1 toolchain-funcs
+
+DESCRIPTION="Linux x86 CPU power tools"
+HOMEPAGE="https://www.kernel.org/"
+SRC_URI="https://cdn.kernel.org/pub/linux/kernel/v${PV%%.*}.x/linux-${PV}.tar.xz"
+S="${WORKDIR}/linux-${PV}"
+
+LICENSE="GPL-2"
+SLOT="0/0"
+KEYWORDS="~amd64"
+IUSE="pstate-tracer"
+
+CDEPEND="dev-libs/libnl:3"
+RDEPEND="
+	pstate-tracer? (
+		${PYTHON_DEPS}
+		dev-python/gnuplot-py[${PYTHON_USEDEP}]
+		dev-python/numpy[${PYTHON_USEDEP}]
+		sci-visualization/gnuplot
+	)
+"
+DEPEND="
+	${CDEPEND}
+	virtual/os-headers
+"
+
+REQUIRED_USE="pstate-tracer? ( ${PYTHON_REQUIRED_USE} )"
+
+PATCHES=( "${FILESDIR}/${P}-cflags.patch" )
+FILECAPS=( 'cap_sys_rawio=ep' usr/bin/turbostat )
+
+pkg_setup() {
+	linux-info_pkg_setup
+	if linux_config_exists; then
+		CONFIG_CHECK_MODULES="CONFIG_X86_MSR" || ewarn "msr module is needed at runtime"
+	fi
+}
+
+src_configure() {
+	export bindir="${EPREFIX}/usr/bin"
+	export sbindir="${EPREFIX}/usr/sbin"
+	export mandir="${EPREFIX}/usr/share/man"
+	export includedir="${EPREFIX}/usr/include"
+	export libdir="${EPREFIX}/usr/$(get_libdir)"
+	export localedir="${EPREFIX}/usr/share/locale"
+	export docdir="${EPREFIX}/usr/share/doc/${PF}"
+	export confdir="${EPREFIX}/etc"
+	export bash_completion_dir="${EPREFIX}/usr/share/bash-completion/completions"
+	export V=1
+}
+
+src_compile() {
+	myemakeargs=(
+		AR="$(tc-getAR)"
+		CC="$(tc-getCC)"
+		LD="$(tc-getCC)"
+		VERSION=${PV}
+	)
+	emake -C tools/power/x86/intel-speed-select "${myemakeargs[@]}"
+	emake -C tools/power/x86/turbostat "${myemakeargs[@]}"
+	emake -C tools/power/x86/x86_energy_perf_policy "${myemakeargs[@]}"
+}
+
+src_install() {
+	pushd "${S}/tools/power/x86/intel-speed-select" || die
+	emake "${myemakeargs[@]}" DESTDIR="${D}" install
+	popd || die
+	pushd "${S}/tools/power/x86/turbostat" || die
+	emake "${myemakeargs[@]}" DESTDIR="${D}" install
+	popd || die
+	pushd "${S}/tools/power/x86/x86_energy_perf_policy" || die
+	emake "${myemakeargs[@]}" DESTDIR="${D}" install
+	popd || die
+
+	if use pstate-tracer; then
+		python_foreach_impl python_doscript tools/power/x86/intel_pstate_tracer/intel_pstate_tracer.py
+		python_foreach_impl python_doscript tools/power/x86/amd_pstate_tracer/amd_pstate_trace.py
+	fi
+
+	einstalldocs
+}
+
+pkg_postinst() {
+	fcaps_pkg_postinst
+}
diff --git a/sys-power/linux-tools-power-x86/metadata.xml b/sys-power/linux-tools-power-x86/metadata.xml
new file mode 100644
index 000000000..a169f25fc
--- /dev/null
+++ b/sys-power/linux-tools-power-x86/metadata.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>lssndrbarbieri@gmail.com</email>
+		<name>Alessandro Barbieri</name>
+	</maintainer>
+	<use>
+		<flag name="pstate-tracer">Install utility to debug and tune the performance of the {amd,intel}_pstate drivers</flag>
+	</use>
+</pkgmetadata>