Fix remaining comments.

backend/mustek_usb2.c

@@ -576,14 +576,12 @@ StopScan (void)
       sleep (1);	/* wait for ReadScannedData to return */
     }
 
-  /* free gamma table */
   if (g_pGammaTable)
     {
       free (g_pGammaTable);
       g_pGammaTable = NULL;
     }
 
-  /* free image buffer */
   if (g_lpReadImageHead)
     {
       free (g_lpReadImageHead);
@@ -675,7 +673,7 @@ AutoLevel (SANE_Byte *lpSource, unsigned short ScanLines,
 
   DBG (DBG_FUNC, "AutoLevel: start\n");
 
-  /* find min and max */
+  /* find min and max values for each color component */
   for (j = 0, tLines = 0; j < ScanLines; j++, tLines += BytesPerLine)
     {
       for (i = 0; i < iWidth; i++)
@@ -698,7 +696,7 @@ AutoLevel (SANE_Byte *lpSource, unsigned short ScanLines,
   range_G = max_G - min_G;
   range_B = max_B - min_B;
 
-  /* autolevel */
+  /* stretch histogram */
   for (j = 0, tLines = 0; j < ScanLines; j++, tLines += BytesPerLine)
     {
       for (i = 0; i < iWidth; i++)

backend/mustek_usb2_asic.c

@@ -403,7 +403,6 @@ LLFRamAccess (ASIC * chip, LLF_RAMACCESS * RamAccess)
   if (status != SANE_STATUS_GOOD)
     return status;
 
-  /* set SDRAM delay time */
   Mustek_SendData (chip, ES01_79_AFEMCLK_SDRAMCLK_DELAY_CONTROL,
 		   SDRAMCLK_DELAY_12_ns);
 
@@ -421,7 +420,7 @@ LLFRamAccess (ASIC * chip, LLF_RAMACCESS * RamAccess)
       status = LLFRamAccess (chip, RamAccess);
       DBG (DBG_ASIC, "end steal 2 byte!\n");
     }
-  else	/* read RAM */
+  else
     {
       status = Mustek_DMARead (chip, RamAccess->RwSize, RamAccess->BufferPtr);
     }
@@ -602,14 +601,14 @@ LLFMotorMove (ASIC * chip, LLF_MOTORMOVE * LLF_MotorMove)
   Mustek_SendData (chip, ES01_C2_ChannelBlueExpEndPixelLSB, LOBYTE (101));
   Mustek_SendData (chip, ES01_C3_ChannelBlueExpEndPixelMSB, HIBYTE (101));
 
-  /* set motor accelerate steps, max. 511 steps */
+  /* set motor acceleration steps, max. 511 steps */
   Mustek_SendData (chip, ES01_E0_MotorAccStep0_7,
 		   LOBYTE (LLF_MotorMove->AccStep));
   Mustek_SendData (chip, ES01_E1_MotorAccStep8_8,
 		   HIBYTE (LLF_MotorMove->AccStep));
   DBG (DBG_ASIC, "AccStep=%d\n", LLF_MotorMove->AccStep);
 
-  /* set motor decelerate steps, max. 255 steps */
+  /* set motor deceleration steps, max. 255 steps */
   Mustek_SendData (chip, ES01_E5_MotorDecStep, LLF_MotorMove->DecStep);
   DBG (DBG_ASIC, "DecStep=%d\n", LLF_MotorMove->DecStep);
 
@@ -2178,13 +2177,11 @@ Asic_SetWindow (ASIC * chip, SCANSOURCE lsLightSource,
   if (status != SANE_STATUS_GOOD)
     return status;
 
-  /* LED flash */
   Mustek_SendData (chip, ES01_94_PowerSaveControl,
 		   TIMER_POWER_SAVE_ENABLE |
 		   USB_POWER_SAVE_ENABLE | USB_REMOTE_WAKEUP_ENABLE |
 		   LED_MODE_FLASH_SLOWLY | 0x40 | 0x80);
 
-  /* calculate byte per line */
   chip->dwBytesCountPerRow = (unsigned int) wWidth *
 			     GetBytePerPixel (bScanBits);
   DBG (DBG_ASIC, "dwBytesCountPerRow=%d\n", chip->dwBytesCountPerRow);
@@ -2410,7 +2407,7 @@ Asic_SetWindow (ASIC * chip, SCANSOURCE lsLightSource,
 			((RealTableSize + (TABLE_BASE_SIZE - 1)) &
 			 ~(TABLE_BASE_SIZE - 1));
 
-      /* TODO: table size should be stored in Asic structure */
+      /* TODO: table size should be stored in ASIC structure */
       RealTableSize = sizeof (unsigned short) *
 	ShadingTableSize ((int) ((wWidth + 4) * XRatioAdderDouble));
       status = LLFSetShadingTable (chip, dwTableBaseAddr, RealTableSize,

backend/mustek_usb2_asic.h

@@ -112,7 +112,7 @@ typedef struct
   SANE_Bool IsWriteAccess;
   RAM_TYPE RamType;
   unsigned int StartAddress;	/* only lower 3 bytes used */
-  unsigned int RwSize;		/* unit: byte; must be a multiple of 2 (?) */
+  unsigned int RwSize;		/* unit: byte; must be a multiple of 2 */
   SANE_Byte *BufferPtr;
 } LLF_RAMACCESS;
 

backend/mustek_usb2_high.c

@@ -1176,7 +1176,7 @@ MustScanner_PrepareCalculateMaxMin (unsigned short wResolution)
 	{
 	  g_nPowerNum = 3;
 	  g_nSecLength = 8;	/* 2^nPowerNum */
-	  /* Dark has at least 2 sections */
+	  /* dark has at least 2 sections */
 	  g_nDarkSecLength = g_wDarkCalWidth / 2;
 	}
       else