app-laptop/tp_smapi: add upstream patch for linux-6.4 compatibility.

Closes: https://bugs.gentoo.org/911177
Signed-off-by: Michael Orlitzky <mjo@gentoo.org>

app-laptop/tp_smapi/files/tp_smapi-0.43-linux-6.4.patch

@@ -0,0 +1,45 @@
+From 0c3398b1acf2a2cabd9cee91dc3fe3d35805fa8b Mon Sep 17 00:00:00 2001
+From: Evgeni Golov <evgeni@golov.de>
+Date: Fri, 16 Jun 2023 18:13:54 +0200
+Subject: [PATCH] update DEFINE_SEMAPHORE usage for linux 6.4+
+
+Linux changed the DEFINE_SEMAPHORE macro in
+48380368dec14859723b9e3fbd43e042638d9a76, making it take two parameters
+instead of one. Pass an explicit 1 as on 6.4+.
+---
+ thinkpad_ec.c | 4 +++-
+ tp_smapi.c    | 4 +++-
+ 2 files changed, 6 insertions(+), 2 deletions(-)
+
+diff --git a/thinkpad_ec.c b/thinkpad_ec.c
+index a8e812f..62ef5ca 100644
+--- a/thinkpad_ec.c
++++ b/thinkpad_ec.c
+@@ -90,8 +90,10 @@ static u64 prefetch_jiffies;                      /* time of prefetch, or: */
+ /* Locking: */
+ #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)
+ static DECLARE_MUTEX(thinkpad_ec_mutex);
+-#else
++#elif LINUX_VERSION_CODE < KERNEL_VERSION(6,4,0)
+ static DEFINE_SEMAPHORE(thinkpad_ec_mutex);
++#else
++static DEFINE_SEMAPHORE(thinkpad_ec_mutex, 1);
+ #endif
+ 
+ /* Kludge in case the ACPI DSDT reserves the ports we need. */
+diff --git a/tp_smapi.c b/tp_smapi.c
+index 6346287..9feebab 100644
+--- a/tp_smapi.c
++++ b/tp_smapi.c
+@@ -111,8 +111,10 @@ static unsigned short smapi_port;  /* APM control port, normally 0xB2 */
+ 
+ #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)
+ static DECLARE_MUTEX(smapi_mutex);
+-#else
++#elif LINUX_VERSION_CODE < KERNEL_VERSION(6,4,0)
+ static DEFINE_SEMAPHORE(smapi_mutex);
++#else
++static DEFINE_SEMAPHORE(smapi_mutex, 1);
+ #endif
+ 
+ /**

app-laptop/tp_smapi/tp_smapi-0.43-r3.ebuild

@@ -15,6 +15,8 @@ KEYWORDS="~amd64 ~x86"
 
 IUSE="hdaps"
 
+PATCHES=( "${FILESDIR}/${P}-linux-6.4.patch" )
+
 pkg_setup() {
 	if use hdaps; then
 		local CONFIG_CHECK="~INPUT_UINPUT"