From 79e7857642e4b394b05e04c99f90e67322ef80c9 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Tue, 17 May 2016 19:29:40 +0200
Subject: force sierra wireless to qmi

---
 hel.nix | 41 ++++++++++++++++++++++++++++++++---------
 1 file changed, 32 insertions(+), 9 deletions(-)

diff --git a/hel.nix b/hel.nix
index 82730878..156a35f9 100644
--- a/hel.nix
+++ b/hel.nix
@@ -54,18 +54,9 @@
     shadow
     (callPackage ./custom/thinklight.nix { thinklight = "kbd_backlight"; })
     (callPackage ./utils/nix/rebuild-system.nix {})
-    libmbim libqmi
   ];
 
   nixpkgs.config.packageOverrides = pkgs: rec {
-    libmbim = pkgs.stdenv.lib.overrideDerivation pkgs.libmbim (attrs: {
-      patches = [ ./patches/attachment-0003.patch ./patches/attachment.patch ];
-      buildInputs = attrs.buildInputs ++ [ pkgs.automake114x pkgs.autoconf ];
-    });
-    libqmi = pkgs.stdenv.lib.overrideDerivation pkgs.libqmi (attrs: {
-      patches = [ ./patches/attachment-0004.patch ./patches/attachment-0005.patch ];
-      buildInputs = attrs.buildInputs ++ [ pkgs.automake pkgs.autoconf ];
-    });
   };
 
   services = {
@@ -161,6 +152,38 @@
         uucp unix - n n - - pipe flags=Fqhu user=uucp argv=/var/setuid-wrappers/uux -z -a$sender - $nexthop!rmail ($recipient)
       '';
     };
+
+    udev.extraRules = ''
+      ACTION!="add|change", GOTO="mbim_to_qmi_rules_end"
+      SUBSYSTEM!="usb|drivers", GOTO="mbim_to_qmi_rules_end"
+
+      # load qmi_wwan module
+      SUBSYSTEM=="usb", \
+      ATTR{idVendor}=="1199", ATTR{idProduct}=="9079", \
+        RUN+="/sbin/modprobe -b qmi_wwan"
+
+      # force Sierra Wireless EM7455 to configuration #1
+      SUBSYSTEM=="usb", \
+      ATTR{idVendor}=="1199", ATTR{idProduct}=="9079", \
+        ATTR{bConfigurationValue}="1"
+
+      # add the new id in the qmi_wwan driver
+      SUBSYSTEM=="drivers", \
+      ENV{DEVPATH}=="/bus/usb/drivers/qmi_wwan", \
+        ATTR{new_id}="1199 9079"
+
+      # load qcserial module
+      SUBSYSTEM=="usb", \
+      ATTR{idVendor}=="1199", ATTR{idProduct}=="9079", \
+        RUN+="/sbin/modprobe -b qcserial"
+
+      # add the new id in the qcserial driver
+      SUBSYSTEM=="drivers", \
+      ENV{DEVPATH}=="/bus/usb-serial/drivers/qcserial", \
+        ATTR{new_id}="1199 9079"
+
+      LABEL="mbim_to_qmi_rules_end"
+    '';
   };
 
   users = {
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