From adb460b30f161a223e82efdfa9d341f78f560daf Mon Sep 17 00:00:00 2001
From: Tuomas Tynkkynen <tuomas@tuxera.com>
Date: Wed, 29 Mar 2017 13:02:36 +0300
Subject: [PATCH] mesa: Enable imx gallium driver on ARM

And lighten the aarch64 build by disabling drivers for hardware that
doesn't run on aarch64 processors.
---
 pkgs/development/libraries/mesa/default.nix | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/libraries/mesa/default.nix b/pkgs/development/libraries/mesa/default.nix
index eac07ddbfb1..ea8bd57766b 100644
--- a/pkgs/development/libraries/mesa/default.nix
+++ b/pkgs/development/libraries/mesa/default.nix
@@ -32,8 +32,10 @@ else
 
 let
   defaultGalliumDrivers =
-    if (stdenv.isArm || stdenv.isAarch64)
-    then ["nouveau" "freedreno" "vc4" "etnaviv"]
+    if stdenv.isArm
+    then ["nouveau" "freedreno" "vc4" "etnaviv" "imx"]
+    else if stdenv.isAarch64
+    then ["nouveau" "vc4" ]
     else ["i915" "ilo" "r300" "r600" "radeonsi" "nouveau"];
   defaultDriDrivers =
     if (stdenv.isArm || stdenv.isAarch64)