From b776afaeac6eb2967232620de6074b2bb45d0f6b Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Mon, 2 May 2022 21:05:59 +0200
Subject: core/linux: added ACPI C3 patch

---
 core/linux/PKGBUILD      | 125 +++++++++++++++++++++++++----------------------
 core/linux/acpi-c3.patch |  12 +++++
 2 files changed, 78 insertions(+), 59 deletions(-)
 create mode 100644 core/linux/acpi-c3.patch

diff --git a/core/linux/PKGBUILD b/core/linux/PKGBUILD
index 9d2b4a74..90edf152 100644
--- a/core/linux/PKGBUILD
+++ b/core/linux/PKGBUILD
@@ -33,67 +33,74 @@ eval "$(
 )"
 
 # use our tarballer instead of cloning from git
-for ((i=0; i<${#source[@]}; i++)); do
-  infos=$(
-    printf '%s\n' "${source[${i}]}" | \
-      sed '
-        s@^\(\([^:]\+\)::\)\?\(git\|hg\)+\([^#?]\+\)\(?signed\)\?#\(\(tag\|commit\)=[^?]\+\)$@\3 \2 \4 \5 \6@
-        t
-        s@^\(\([^:]\+\)::\)\?\(git\|hg\)+\([^#?]\+\)#\(\(tag\|commit\)=[^?]\+\)\(?signed\)\?$@\3 \2 \4 \7 \5@
-        t
-        d
-      '
-  )
-  if [ -n "${infos}" ]; then
-    source[${i}]=$(
-      type="${infos%% *}"
-      infos="${infos#* }"
-      if [ -n "${infos%% *}" ]; then
-        prefix="${infos%% *}"
-      else
-        prefix=''
-      fi
-      infos="${infos#* }"
-      repo="${infos%% *}"
-      repo64=$(
-        printf '%s' "${repo}" | \
-          base64 -w0 | \
-          sed 's/=/%3D/g'
-      )
-      infos="${infos#* }"
-      if [ "${infos%% *}" = '?signed' ]; then
-        key_check=$(
-          printf '&valid_keys='
-          printf '%s,' "${validpgpkeys[@]}" | \
-            sed 's/,$//'
-        )
-      else
-        key_check=''
-      fi
-      infos="${infos#* }"
-      if [ -z "${prefix}" ]; then
-        prefix="${repo%.git}"
-        prefix="${prefix##*/}"
-      fi
-      prefix_64=$(
-        printf '%s/' "${prefix}" | \
-          base64 -w0 | \
-          sed 's/=/%3D/g'
-      )
+#~ for ((i=0; i<${#source[@]}; i++)); do
+  #~ infos=$(
+    #~ printf '%s\n' "${source[${i}]}" | \
+      #~ sed '
+        #~ s@^\(\([^:]\+\)::\)\?\(git\|hg\)+\([^#?]\+\)\(?signed\)\?#\(\(tag\|commit\)=[^?]\+\)$@\3 \2 \4 \5 \6@
+        #~ t
+        #~ s@^\(\([^:]\+\)::\)\?\(git\|hg\)+\([^#?]\+\)#\(\(tag\|commit\)=[^?]\+\)\(?signed\)\?$@\3 \2 \4 \7 \5@
+        #~ t
+        #~ d
+      #~ '
+  #~ )
+  #~ if [ -n "${infos}" ]; then
+    #~ source[${i}]=$(
+      #~ type="${infos%% *}"
+      #~ infos="${infos#* }"
+      #~ if [ -n "${infos%% *}" ]; then
+        #~ prefix="${infos%% *}"
+      #~ else
+        #~ prefix=''
+      #~ fi
+      #~ infos="${infos#* }"
+      #~ repo="${infos%% *}"
+      #~ repo64=$(
+        #~ printf '%s' "${repo}" | \
+          #~ base64 -w0 | \
+          #~ sed 's/=/%3D/g'
+      #~ )
+      #~ infos="${infos#* }"
+      #~ if [ "${infos%% *}" = '?signed' ]; then
+        #~ key_check=$(
+          #~ printf '&valid_keys='
+          #~ printf '%s,' "${validpgpkeys[@]}" | \
+            #~ sed 's/,$//'
+        #~ )
+      #~ else
+        #~ key_check=''
+      #~ fi
+      #~ infos="${infos#* }"
+      #~ if [ -z "${prefix}" ]; then
+        #~ prefix="${repo%.git}"
+        #~ prefix="${prefix##*/}"
+      #~ fi
+      #~ prefix_64=$(
+        #~ printf '%s/' "${prefix}" | \
+          #~ base64 -w0 | \
+          #~ sed 's/=/%3D/g'
+      #~ )
 
-      printf '%s-%s.tar.gz::https://archive-server.archlinux32.org/?t=%s&p=%s&r=%s%s&%s\n' \
-        "${prefix}" \
-        "${pkgver}" \
-        "${type}" \
-        "${prefix_64}" \
-        "${repo64}" \
-        "${key_check}" \
-        "${infos}"
-    )
-  fi
-done
+      #~ printf '%s-%s.tar.gz::https://archive-server.archlinux32.org/?t=%s&p=%s&r=%s%s&%s\n' \
+        #~ "${prefix}" \
+        #~ "${pkgver}" \
+        #~ "${type}" \
+        #~ "${prefix_64}" \
+        #~ "${repo64}" \
+        #~ "${key_check}" \
+        #~ "${infos}"
+    #~ )
+  #~ fi
+#~ done
+
+# upstream prepare() does already do the *.patch patching
 
 # avoid using zstd compression in ultra mode (exhausts virtual memory)
 source+=('core/linux/no-ultra-zstd.patch')
 sha256sums+=('d32270be5fd9c3e3ba50f3aef33f6cfcb85be0c8216f03b777287cc621fdff28')
-# upstream prepare() does already do the *.patch patching
+
+# https://bbs.archlinux32.org/viewtopic.php?pid=9109#p9109
+# avoid "sleepy" VIA C7 CPUs (and possibly others)
+source+=('core/linux/acpi-c3.patch')
+sha256sums+=('fc44aaf0b68abc9502fd4e0f73345c53b756566b532005466b106bacc9f9bc9c')
+
diff --git a/core/linux/acpi-c3.patch b/core/linux/acpi-c3.patch
new file mode 100644
index 00000000..a5b79972
--- /dev/null
+++ b/core/linux/acpi-c3.patch
@@ -0,0 +1,12 @@
+diff -rauN a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
+--- a/drivers/acpi/processor_idle.c	2022-05-02 21:01:51.302162225 +0200
++++ b/drivers/acpi/processor_idle.c	2022-05-02 21:04:58.169438104 +0200
+@@ -796,6 +796,8 @@
+ 		    cx->type == ACPI_STATE_C3) {
+ 			state->enter_dead = acpi_idle_play_dead;
+ 			drv->safe_state_index = count;
++			if (cx->type != ACPI_STATE_C3)
++				drv->safe_state_index = count;
+ 		}
+ 		/*
+ 		 * Halt-induced C1 is not good for ->enter_s2idle, because it
-- 
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