From 065855e1da5c088e561580c26d96ad2b051685c4 Mon Sep 17 00:00:00 2001
From: Povilas Kanapickas <povilas@radix.lt>
Date: Sat, 21 Jul 2018 03:37:46 +0300
Subject: [PATCH] backend/genesys_gl841: Disable LEDADD on Lide 80 since it's
 broken there

---
 backend/genesys_gl841.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/backend/genesys_gl841.c b/backend/genesys_gl841.c
index 223c01d79..2ea851080 100644
--- a/backend/genesys_gl841.c
+++ b/backend/genesys_gl841.c
@@ -4489,8 +4489,10 @@ gl841_init_regs_for_scan (Genesys_Device * dev)
 
   /* true gray (led add for cis scanners) */
   if(dev->model->is_cis && dev->settings.true_gray
-    && dev->settings.scan_mode != SCAN_MODE_COLOR)
+    && dev->settings.scan_mode != SCAN_MODE_COLOR
+    && dev->model->ccd_type != CIS_CANONLIDE80)
     {
+      // on Lide 80 the LEDADD bit results in only red LED array being lit
       DBG (DBG_io, "%s: activating LEDADD\n", __func__);
       flags |= SCAN_FLAG_ENABLE_LEDADD;
     }