Fix DKMS support with upstream PKGBUILD changes

PKGBUILD

@@ -6,15 +6,14 @@
 pkgbase=linux-t2
 pkgver=5.16
 _srcname=linux-${pkgver}
-pkgrel=3
+pkgrel=4
 pkgdesc='Linux kernel for T2 Macs'
 _srctag=v${pkgver%.*}-${pkgver##*.}
 url="https://git.archlinux.org/linux.git/log/?h=v$_srctag"
 arch=(x86_64)
 license=(GPL2)
-provides=()
 makedepends=(
-  bc kmod libelf pahole cpio perl tar xz 
+  bc kmod libelf pahole cpio perl tar xz
   xmlto python-sphinx python-sphinx_rtd_theme graphviz imagemagick
   git
 )
@@ -148,6 +147,7 @@ prepare() {
   echo "Setting config..."
   cp ../config .config
   make olddefconfig
+  diff -u ../config .config || :
 
   make -s kernelrelease > version
   echo "Prepared $pkgbase version $(<version)"
@@ -166,7 +166,6 @@ _package() {
               'linux-firmware: firmware images needed for some devices')
   provides=(VIRTUALBOX-GUEST-MODULES WIREGUARD-MODULE)
   replaces=(virtualbox-guest-modules-arch wireguard-arch)
-  provides=("linux=$pkgver")
 
   cd $_srcname
   local kernver="$(<version)"
@@ -189,7 +188,7 @@ _package() {
 
 _package-headers() {
   pkgdesc="Headers and scripts for building modules for the $pkgdesc kernel"
-  provides=("linux-headers=$pkgver")
+  depends=(pahole)
 
   cd $_srcname
   local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
@@ -201,11 +200,11 @@ _package-headers() {
   install -Dt "$builddir/arch/x86" -m644 arch/x86/Makefile
   cp -t "$builddir" -a scripts
 
-  # add objtool for external module building and enabled VALIDATION_STACK option
+  # required when STACK_VALIDATION is enabled
   install -Dt "$builddir/tools/objtool" tools/objtool/objtool
 
-  # add xfs and shmem for aufs building
-  mkdir -p "$builddir"/{fs/xfs,mm}
+  # required when DEBUG_INFO_BTF_MODULES is enabled
+  install -Dt "$builddir/tools/bpf/resolve_btfids" tools/bpf/resolve_btfids/resolve_btfids
 
   echo "Installing headers..."
   cp -t "$builddir" -a include
@@ -215,14 +214,17 @@ _package-headers() {
   install -Dt "$builddir/drivers/md" -m644 drivers/md/*.h
   install -Dt "$builddir/net/mac80211" -m644 net/mac80211/*.h
 
-  # http://bugs.archlinux.org/task/13146
+  # https://bugs.archlinux.org/task/13146
   install -Dt "$builddir/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h
 
-  # http://bugs.archlinux.org/task/20402
+  # https://bugs.archlinux.org/task/20402
   install -Dt "$builddir/drivers/media/usb/dvb-usb" -m644 drivers/media/usb/dvb-usb/*.h
   install -Dt "$builddir/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/*.h
   install -Dt "$builddir/drivers/media/tuners" -m644 drivers/media/tuners/*.h
 
+  # https://bugs.archlinux.org/task/71392
+  install -Dt "$builddir/drivers/iio/common/hid-sensors" -m644 drivers/iio/common/hid-sensors/*.h
+
   echo "Installing KConfig files..."
   find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \;
 
@@ -359,3 +361,4 @@ sha256sums=('027d7e8988bb69ac12ee92406c3be1fe13f990b1ca2249e226225cd1573308bb'
             '541043c30198baa7e026261d150748de057f0499720e6568da3cc4560090ff29'
             'f2cff107e536fb7331994be0920632b60b3da42e3404a20919dcffcaeec79bdb'
             '3bffb2bb84800453ba05676293de9b0b1619d0c19b6295e803f0d9c3a07be23a')
+# vim:set ts=8 sts=2 sw=2 et: