[oe-commits] [openembedded-core] 04/24: mesa: disable gallium swrast driver on x86 x32

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rpurdie pushed a commit to branch master-next
in repository openembedded-core.

commit 9fbe8357edd267fe76127889bf93bfb217808f36
Author: Alexander Kanavin <alex.kanavin at gmail.com>
AuthorDate: Wed Aug 28 17:24:40 2019 +0200

    mesa: disable gallium swrast driver on x86 x32
    
    It was found to crash the X server on startup under qemu.
    
    Signed-off-by: Alexander Kanavin <alex.kanavin at gmail.com>
    Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
 meta/conf/machine/qemux86-64.conf   | 5 ++++-
 meta/recipes-graphics/mesa/mesa.inc | 3 +++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/meta/conf/machine/qemux86-64.conf b/meta/conf/machine/qemux86-64.conf
index 7c70dbd..648cf2f 100644
--- a/meta/conf/machine/qemux86-64.conf
+++ b/meta/conf/machine/qemux86-64.conf
@@ -18,8 +18,11 @@ KERNEL_IMAGETYPE = "bzImage"
 
 SERIAL_CONSOLES ?= "115200;ttyS0 115200;ttyS1"
 
+# Install swrast and glx if opengl is in DISTRO_FEATURES and x32 is not in use.
+# This is because gallium swrast driver was found to crash X server on startup in qemu x32.
 XSERVER = "xserver-xorg \
-           ${@bb.utils.contains('DISTRO_FEATURES', 'opengl', 'mesa-driver-swrast xserver-xorg-extension-glx', '', d)} \
+           ${@bb.utils.contains('DISTRO_FEATURES', 'opengl', \
+           bb.utils.contains('TUNE_FEATURES', 'mx32', '', 'mesa-driver-swrast xserver-xorg-extension-glx', d), '', d)} \
            xf86-video-cirrus \
            xf86-video-fbdev \
            xf86-video-vmware \
diff --git a/meta/recipes-graphics/mesa/mesa.inc b/meta/recipes-graphics/mesa/mesa.inc
index fcd1988..8040d78 100644
--- a/meta/recipes-graphics/mesa/mesa.inc
+++ b/meta/recipes-graphics/mesa/mesa.inc
@@ -98,6 +98,9 @@ PACKAGECONFIG[vc4] = ""
 PACKAGECONFIG[v3d] = ""
 
 GALLIUMDRIVERS = "swrast"
+# gallium swrast was found to crash Xorg on startup in x32 qemu
+GALLIUMDRIVERS_x86-x32 = ""
+
 GALLIUMDRIVERS_append ="${@bb.utils.contains('PACKAGECONFIG', 'etnaviv', ',etnaviv', '', d)}"
 GALLIUMDRIVERS_append ="${@bb.utils.contains('PACKAGECONFIG', 'kmsro', ',kmsro', '', d)}"
 GALLIUMDRIVERS_append ="${@bb.utils.contains('PACKAGECONFIG', 'vc4', ',vc4', '', d)}"

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