From 2779c3bf0acee52ed9709aa09eb5788df27b9739 Mon Sep 17 00:00:00 2001
From: John Klug <john.klug@multitech.com>
Date: Mon, 14 Jan 2019 12:09:48 -0600
Subject: Fix for kernel rebuild issue with mtac header files.

---
 recipes-bsp/multitech/mts-io.inc | 55 ++++++++++------------------------------
 1 file changed, 14 insertions(+), 41 deletions(-)

(limited to 'recipes-bsp/multitech/mts-io.inc')

diff --git a/recipes-bsp/multitech/mts-io.inc b/recipes-bsp/multitech/mts-io.inc
index c59a72e..1ffdb5b 100644
--- a/recipes-bsp/multitech/mts-io.inc
+++ b/recipes-bsp/multitech/mts-io.inc
@@ -60,41 +60,33 @@ FILES_${PN}-noarch += "${sbindir}/mts-io-sysfs"
 FILES_${PN}-noarch_append_mtcap += "${sbindir}/lora-led-updater"
 FILES_${PN}-util += "${sbindir}/mts-util-lora2-reset"
 FILES_${PN}-util-dbg += "/usr/src /usr/sbin/.debug"
-FILES_${PN}-dev += "/usr/include/linux/mts_eeprom.h /usr/include/linux/mts_io.h"
+FILES_${PN}-dev += "${includedir}/linux ${includedir}/mts-kernel-headers"
 
 INITSCRIPT_NAME = "mts-io"
 INITSCRIPT_PARAMS = "start 39 S ."
 
 PARALLEL_MAKE = ""
-L1 = "${STAGING_KERNEL_DIR}/include/linux/"
-
-# Bitbake/Yocto automatically installs in to L2.
-L2 = "${STAGING_INCDIR}/linux/"
-
-L3 = "${D}/usr/include/linux/"
 
 fakeroot do_install () {
     make DESTDIR=${D} install
     install -m 0755 -d ${D}${base_libdir}/modules/${KERNEL_VERSION}/extra
     # use cp instead of install so the driver doesn't get stripped
     cp ${S}/io-module/mts_io.ko ${D}${base_libdir}/modules/${KERNEL_VERSION}/extra
-    install -d ${L3}
-
-    echo "STAGING_KERNEL_DIR is ${STAGING_KERNEL_DIR}"
-    echo "STAGING_INCDIR is ${STAGING_INCDIR}"
-    echo "D/usr/include/linux/ is ${D}/usr/include/linux/"
-
-    install -m 0644 ${S}/io-module/mts_io.h ${L1}
-    # install -m 0644 ${S}/io-module/mts_io.h ${L2}
-    install -m 0644 ${S}/io-module/mts_io.h ${L3}
 
-    install -m 0644 ${S}/io-module/mts_eeprom.h ${L1}
-    # install -m 0644 ${S}/io-module/mts_eeprom.h ${L2}
-    install -m 0644 ${S}/io-module/mts_eeprom.h ${L3}
+    # install headers for kernel modules
+    install -d ${D}${includedir}/mts-kernel-headers/linux
+    install -m 0644 ${S}/io-module/mts_io.h ${D}${includedir}/mts-kernel-headers/linux
+    install -m 0644 ${S}/io-module/mts_eeprom.h ${D}${includedir}/mts-kernel-headers/linux
+    install -m 0644 ${S}/io-module/at91gpio.h ${D}${includedir}/mts-kernel-headers/linux
     
-    install -m 0644 ${S}/io-module/at91gpio.h ${L1}
-    # install -m 0644 ${S}/io-module/mts_eeprom.h ${L2}
-    install -m 0644 ${S}/io-module/at91gpio.h ${L3}
+    # install same headers for userspace applications
+    # Note this dupication can be avoided by adding the following into the recipes
+    #     CFLAGS += ${STAGING_INCDIR}/mts-kernel-headers
+    #
+    install -d ${D}${includedir}/linux
+    install -m 0644 ${S}/io-module/mts_io.h ${D}${includedir}/linux
+    install -m 0644 ${S}/io-module/mts_eeprom.h ${D}${includedir}/linux
+    install -m 0644 ${S}/io-module/at91gpio.h ${D}${includedir}/linux
 
     install -d ${D}${sysconfdir}/init.d
     install -m 0755 ${WORKDIR}/mts-io.init ${D}${sysconfdir}/init.d/mts-io
@@ -117,22 +109,3 @@ fakeroot do_install_append_mtcap() {
     install -m 0755 ${WORKDIR}/mts-io.mtcap.init ${D}${sysconfdir}/init.d/mts-io
     install -m 0755 ${WORKDIR}/lora-led-updater ${D}${sbindir}/lora-led-updater
 }
-
-# Yocto seems to insist on Python for this function
-# This function is to make debugging easier, so the package
-# can be built a 2nd time.
-fakeroot do_cleansstate_prepend() {
-    L1 = d.getVar("L1",True)
-    L2 = d.getVar("L2",True)
-    bb.note("L1 is " + L1)
-    bb.note("L2 is " + L2)
-
-    F1 = L1 + "/mts_io.h"
-    F2 = L2 + "/mts_io.h"
-    F3 = L1 + "/mts_eeprom.h"
-    F4 = L2 + "/mts_eeprom.h"
-    
-    for f in [F1, F2, F3, F4]:
-        if os.path.exists(f):
-            os.remove(f)
-}
-- 
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