commit:     26cac706a340884d68ff3ccc25c0606ad22d512f
Author:     Ionen Wolkens <sudinave <AT> gmail <DOT> com>
AuthorDate: Fri Apr 30 00:57:01 2021 +0000
Commit:     Sam James <sam <AT> gentoo <DOT> org>
CommitDate: Sun May  9 04:42:06 2021 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=26cac706

games-util/xpadneo: update ERTM messages for kernel 5.12

The L2CAP patch is upstreamed in >=5.12, and ERTM is now instead
recommended by upstream to help with rumble stability.

For non-live, also install the L2CAP patch in docs/ as reference.

Signed-off-by: Ionen Wolkens <sudinave <AT> gmail.com>
Closes: https://github.com/gentoo/gentoo/pull/20610
Signed-off-by: Sam James <sam <AT> gentoo.org>

 games-util/xpadneo/xpadneo-0.9.1.ebuild | 38 ++++++++++++++++++++++-----------
 games-util/xpadneo/xpadneo-9999.ebuild  | 35 +++++++++++++++++++-----------
 2 files changed, 47 insertions(+), 26 deletions(-)

diff --git a/games-util/xpadneo/xpadneo-0.9.1.ebuild 
b/games-util/xpadneo/xpadneo-0.9.1.ebuild
index 75edf29d395..bf7685af800 100644
--- a/games-util/xpadneo/xpadneo-0.9.1.ebuild
+++ b/games-util/xpadneo/xpadneo-0.9.1.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=7
 
-inherit linux-mod toolchain-funcs udev
+inherit linux-info linux-mod toolchain-funcs udev
 
 if [[ ${PV} == 9999 ]]; then
        inherit git-r3
@@ -36,25 +36,37 @@ src_install() {
        udev_dorules etc-udev-rules.d/60-${PN}.rules
 
        dodoc -r ../docs/{[^i]*.md,descriptors,reports} ../NEWS.md
+       newdoc ../misc/kernel_patches/0001-fix_bluetooth_reconnect.patch \
+               L2CAP-fix-for-kernel-5.11-or-older.patch
 }
 
 pkg_postinst() {
        linux-mod_pkg_postinst
        udev_reload
 
-       local ertm=/sys/module/bluetooth/parameters/disable_ertm
-       if ! [[ ${REPLACING_VERSIONS} && $(<${ertm}) == Y ]]; then
+       local disable_ertm=/sys/module/bluetooth/parameters/disable_ertm
+       if kernel_is -ge 5 12; then
+               if [[ $(<${disable_ertm}) == Y ]]; then
+                       elog "Warning: bluetooth ERTM (Enhanced ReTransmission 
Mode) is disabled."
+                       elog "This is no longer recommended with kernel >=5.12 
to use ${PN}."
+                       elog "Can remove ${EROOT}/etc/modprobe.d/no-ertm.conf 
if it exists, and run:"
+                       elog "  echo N > ${disable_ertm}"
+                       elog "After changing, may need to re-pair the gamepad 
with bluetooth."
+               fi
+       elif [[ $(<${disable_ertm}) == N ]]; then
+               elog "Warning: bluetooth ERTM (Enhanced ReTransmission Mode) is 
enabled."
+               elog "While keeping enabled is recommended for rumble usage 
stability, it can"
+               elog "cause connection issues without kernel >=5.12 or the 
L2CAP kernel patch"
+               elog "provided in ${EROOT}/usr/share/doc/${PF}/"
+               elog "If needed, this mode can be disabled by running:"
+               elog "  echo Y > ${disable_ertm}"
+               elog "  echo 'options bluetooth disable_ertm=y' > 
${EROOT}/etc/modprobe.d/no-ertm.conf"
+               elog "After changing, may need to re-pair the gamepad with 
bluetooth."
+       fi
+
+       if [[ ! ${REPLACING_VERSIONS} ]]; then
                elog "To pair the gamepad and view module options, see 
documentation in:"
-               elog "  ${EROOT}/usr/share/doc/${PF}"
-               elog
-               elog "Be warned that bluetooth's ERTM (Enhanced ReTransmission 
Mode) can"
-               elog "cause the gamepad to enter a re-connection loop."
-               elog "- To disable immediately:"
-               elog "    echo Y > ${ertm}"
-               elog "- To disable for next and subsequent boot:"
-               elog "    echo 'options bluetooth disable_ertm=y' > 
${EROOT}/etc/modprobe.d/no-ertm.conf"
-               elog "- Or, if bluetooth isn't a module, add to the kernel's 
command line:"
-               elog "    bluetooth.disable_ertm=y"
+               elog "  ${EROOT}/usr/share/doc/${PF}/"
        fi
 }
 

diff --git a/games-util/xpadneo/xpadneo-9999.ebuild 
b/games-util/xpadneo/xpadneo-9999.ebuild
index 75edf29d395..6ee1277444a 100644
--- a/games-util/xpadneo/xpadneo-9999.ebuild
+++ b/games-util/xpadneo/xpadneo-9999.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=7
 
-inherit linux-mod toolchain-funcs udev
+inherit linux-info linux-mod toolchain-funcs udev
 
 if [[ ${PV} == 9999 ]]; then
        inherit git-r3
@@ -42,19 +42,28 @@ pkg_postinst() {
        linux-mod_pkg_postinst
        udev_reload
 
-       local ertm=/sys/module/bluetooth/parameters/disable_ertm
-       if ! [[ ${REPLACING_VERSIONS} && $(<${ertm}) == Y ]]; then
+       local disable_ertm=/sys/module/bluetooth/parameters/disable_ertm
+       if kernel_is -ge 5 12; then
+               if [[ $(<${disable_ertm}) == Y ]]; then
+                       elog "Warning: bluetooth ERTM (Enhanced ReTransmission 
Mode) is disabled."
+                       elog "This is no longer recommended with kernel >=5.12 
to use ${PN}."
+                       elog "Can remove ${EROOT}/etc/modprobe.d/no-ertm.conf 
if it exists, and run:"
+                       elog "  echo N > ${disable_ertm}"
+                       elog "After changing, may need to re-pair the gamepad 
with bluetooth."
+               fi
+       elif [[ $(<${disable_ertm}) == N ]]; then
+               elog "Warning: bluetooth ERTM (Enhanced ReTransmission Mode) is 
enabled."
+               elog "While keeping enabled is recommended for rumble usage 
stability, it can"
+               elog "cause connection issues without a fix included in kernel 
>=5.12"
+               elog "If needed, this mode can be disabled by running:"
+               elog "  echo Y > ${disable_ertm}"
+               elog "  echo 'options bluetooth disable_ertm=y' > 
${EROOT}/etc/modprobe.d/no-ertm.conf"
+               elog "After changing, may need to re-pair the gamepad with 
bluetooth."
+       fi
+
+       if [[ ! ${REPLACING_VERSIONS} ]]; then
                elog "To pair the gamepad and view module options, see 
documentation in:"
-               elog "  ${EROOT}/usr/share/doc/${PF}"
-               elog
-               elog "Be warned that bluetooth's ERTM (Enhanced ReTransmission 
Mode) can"
-               elog "cause the gamepad to enter a re-connection loop."
-               elog "- To disable immediately:"
-               elog "    echo Y > ${ertm}"
-               elog "- To disable for next and subsequent boot:"
-               elog "    echo 'options bluetooth disable_ertm=y' > 
${EROOT}/etc/modprobe.d/no-ertm.conf"
-               elog "- Or, if bluetooth isn't a module, add to the kernel's 
command line:"
-               elog "    bluetooth.disable_ertm=y"
+               elog "  ${EROOT}/usr/share/doc/${PF}/"
        fi
 }
 

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