genesys: Remove unused code

backend/genesys.cc

@@ -1573,47 +1573,6 @@ static void genesys_coarse_calibration(Genesys_Device* dev, Genesys_Sensor& sens
 	  dark[i * 3 + 0] = dark[i * 3 + 1] = dark[i * 3 + 2] =
         genesys_average_black (dev, 0, calibration_data.data(), black_pixels);
 	}
-
-      if (i == 3)
-	{
-          if (dev->settings.scan_mode == ScanColorMode::COLOR_SINGLE_PASS)
-	    {
-	      /* todo: huh? */
-	      dev->dark[0] =
-		(uint16_t) (1.6925 * dark[i * 3 + 0] + 0.1895 * 256);
-	      dev->dark[1] =
-		(uint16_t) (1.4013 * dark[i * 3 + 1] + 0.3147 * 256);
-	      dev->dark[2] =
-		(uint16_t) (1.2931 * dark[i * 3 + 2] + 0.1558 * 256);
-	    }
-	  else			/* one color-component modes */
-	    {
-	      switch (dev->settings.color_filter)
-		{
-                case ColorFilter::RED:
-		default:
-		  dev->dark[0] =
-		    (uint16_t) (1.6925 * dark[i * 3 + 0] +
-				(1.1895 - 1.0) * 256);
-		  dev->dark[1] = dev->dark[2] = dev->dark[0];
-		  break;
-
-                case ColorFilter::GREEN:
-		  dev->dark[1] =
-		    (uint16_t) (1.4013 * dark[i * 3 + 1] +
-				(1.3147 - 1.0) * 256);
-		  dev->dark[0] = dev->dark[2] = dev->dark[1];
-		  break;
-
-                case ColorFilter::BLUE:
-		  dev->dark[2] =
-		    (uint16_t) (1.2931 * dark[i * 3 + 2] +
-				(1.1558 - 1.0) * 256);
-		  dev->dark[0] = dev->dark[1] = dev->dark[2];
-		  break;
-		}
-	    }
-	}
     }				/* for (i = 0; i < 4; i++) */
 
   DBG(DBG_info, "%s: final: gain: %d/%d/%d, offset: %d/%d/%d\n", __func__,

backend/genesys_gl646.cc

@@ -3291,7 +3291,6 @@ static void gl646_init(Genesys_Device* dev)
     DBG_INIT();
     DBG_HELPER(dbg);
 
-  struct timeval tv;
   uint8_t cold = 0, val = 0;
   uint32_t addr = 0xdead;
   size_t len;
@@ -3319,8 +3318,6 @@ static void gl646_init(Genesys_Device* dev)
       dev->white_average_data.clear();
 
       dev->settings.color_filter = ColorFilter::GREEN;
-      gettimeofday (&tv, NULL);
-      dev->init_date = tv.tv_sec;
 
       /* Set default values for registers */
       gl646_init_regs (dev);

backend/genesys_low.h

@@ -1568,7 +1568,6 @@ struct Genesys_Device
     Genesys_Gpo gpo;
     Genesys_Motor motor;
     uint8_t  control[6] = {};
-    time_t init_date = 0;
 
     size_t average_size = 0;
     // number of pixels used during shading calibration
@@ -1590,11 +1589,9 @@ struct Genesys_Device
 
     std::vector<uint8_t> white_average_data;
     std::vector<uint8_t> dark_average_data;
-    uint16_t dark[3] = {};
 
     SANE_Bool already_initialized = 0;
     SANE_Int scanhead_position_in_steps = 0;
-    SANE_Int lamp_off_time = 0;
 
     SANE_Bool read_active = 0;
     // signal wether the park command has been issued
@@ -1611,9 +1608,9 @@ struct Genesys_Device
     Genesys_Buffer out_buffer;
 
     // buffer for digital lineart from gray data
-    Genesys_Buffer binarize_buffer = {};
+    Genesys_Buffer binarize_buffer;
     // local buffer for gray data during dynamix lineart
-    Genesys_Buffer local_buffer = {};
+    Genesys_Buffer local_buffer;
 
     // bytes to read from scanner
     size_t read_bytes_left = 0;