From e9a1663f8c5684614110e972fc110d262fb969be Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <vcunat@gmail.com>
Date: Tue, 10 Oct 2017 20:34:38 +0200
Subject: [PATCH] mesa: don't build "svga" gallium driver on ARM

https://bugs.freedesktop.org/show_bug.cgi?id=102232#c1
Don't cause a rebuild on non-ARM.
---
 pkgs/development/libraries/mesa/default.nix | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/libraries/mesa/default.nix b/pkgs/development/libraries/mesa/default.nix
index 16a03652d83..0fde0192726 100644
--- a/pkgs/development/libraries/mesa/default.nix
+++ b/pkgs/development/libraries/mesa/default.nix
@@ -36,7 +36,7 @@ let
     then ["nouveau" "freedreno" "vc4" "etnaviv" "imx"]
     else if stdenv.isAarch64
     then ["nouveau" "vc4" ]
-    else ["i915" "r300" "r600" "radeonsi" "nouveau"];
+    else ["svga" "i915" "r300" "r600" "radeonsi" "nouveau"];
   defaultDriDrivers =
     if (stdenv.isArm || stdenv.isAarch64)
     then ["nouveau"]
@@ -51,8 +51,7 @@ let gallium_ = galliumDrivers; dri_ = driDrivers; vulkan_ = vulkanDrivers; in
 
 let
   galliumDrivers =
-    ["svga"]
-    ++ (if gallium_ == null
+    (if gallium_ == null
           then defaultGalliumDrivers
           else gallium_)
     ++ ["swrast"];