media-gfx/sane-backends/files/sane-backends-1.0.27-canon-lide-100.patch


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diff -up sane-backends-1.0.27/backend/genesys.c.canon-lide-100 sane-backends-1.0.27/backend/genesys.c
--- sane-backends-1.0.27/backend/genesys.c.canon-lide-100	2018-02-01 10:37:26.160044539 +0100
+++ sane-backends-1.0.27/backend/genesys.c	2018-02-01 10:45:44.616653277 +0100
@@ -2070,11 +2070,9 @@ genesys_white_shading_calibration (Genes
   dev->model->cmd_set->set_lamp_power (dev, dev->calib_reg, SANE_TRUE);
   dev->model->cmd_set->set_motor_power (dev->calib_reg, motor);
 
-  /* if needed, go back before doin next scan, by using rewind, registers and
-   * slopes table are kept intact from previous scan */
-  if (dev->model->flags & GENESYS_FLAG_SHADING_REPARK && dev->model->cmd_set->rewind)
+  if (dev->model->flags & GENESYS_FLAG_SHADING_REPARK)
     {
-      status = dev->model->cmd_set->rewind (dev);
+      status = dev->model->cmd_set->slow_back_home (dev, SANE_TRUE);
     }
 
   status =