Staging: udlfb: checkpatch cleanup

Eliminate checkpatch.pl warnings and errors so later patches in series are clean
Signed-off-by: Bernie Thompson <bernie@plugable.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/udlfb/udlfb.c

@@ -339,7 +339,7 @@ MODULE_DEVICE_TABLE(usb, id_table);
 
 static struct usb_driver dlfb_driver;
 
-// thanks to Henrik Bjerregaard Pedersen for this function
+/* thanks to Henrik Bjerregaard Pedersen for this function */
 static char *rle_compress16(uint16_t * src, char *dst, int rem)
 {
 
@@ -347,7 +347,7 @@ static char *rle_compress16(uint16_t * src, char *dst, int rem)
 	uint16_t pix0;
 	char *end_if_raw = dst + 6 + 2 * rem;
 
-	dst += 6;		// header will be filled in if RLE is worth it
+	dst += 6; /* header will be filled in if RLE is worth it */
 
 	while (rem && dst < end_if_raw) {
 		char *start = (char *)src;
@@ -366,8 +366,8 @@ static char *rle_compress16(uint16_t * src, char *dst, int rem)
 }
 
 /*
-Thanks to Henrik Bjerregaard Pedersen for rle implementation and code refactoring.
-Next step is huffman compression.
+Thanks to Henrik Bjerregaard Pedersen for rle implementation
+and code refactoring. Next step is huffman compression.
 */
 
 static int
@@ -419,7 +419,7 @@ image_blit(struct dlfb_data *dev_info, int x, int y, int width, int height,
 						  bufptr - dev_info->buf);
 				bufptr = dev_info->buf;
 			}
-			// number of pixels to consider this time
+			/* number of pixels to consider this time */
 			thistime = rem;
 			if (thistime > 255)
 				thistime = 255;
@@ -467,7 +467,7 @@ image_blit(struct dlfb_data *dev_info, int x, int y, int width, int height,
 					bufptr = end_of_rle;
 
 				} else {
-					// fallback to raw (or some other encoding?)
+					/* fallback to raw (or other?) */
 					*bufptr++ = 0xAF;
 					*bufptr++ = 0x68;
 
@@ -479,7 +479,6 @@ image_blit(struct dlfb_data *dev_info, int x, int y, int width, int height,
 					*bufptr++ =
 					    (char)(base + firstdiff * 2);
 					*bufptr++ = thistime - firstdiff;
-					// PUT COMPRESSION HERE
 					for (j = firstdiff * 2;
 					     j < thistime * 2; j += 2) {
 						*bufptr++ = data[j + 1];
@@ -621,7 +620,7 @@ static void swapfb(struct dlfb_data *dev_info)
 
 	bufptr = dlfb_set_register(bufptr, 0xFF, 0x00);
 
-	// set addresses
+	/* set addresses */
 	bufptr =
 	    dlfb_set_register(bufptr, 0x20, (char)(dev_info->base16 >> 16));
 	bufptr = dlfb_set_register(bufptr, 0x21, (char)(dev_info->base16 >> 8));
@@ -803,9 +802,6 @@ static void dlfb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
 
 	copyarea(dev, area->dx, area->dy, area->sx, area->sy, area->width,
 		 area->height);
-
-	/* printk("COPY AREA %d %d %d %d %d %d !!!\n", area->dx, area->dy, area->sx, area->sy, area->width, area->height); */
-
 }
 
 static void dlfb_imageblit(struct fb_info *info, const struct fb_image *image)
@@ -813,12 +809,10 @@ static void dlfb_imageblit(struct fb_info *info, const struct fb_image *image)
 
 	int ret;
 	struct dlfb_data *dev = info->par;
-	/* printk("IMAGE BLIT (1) %d %d %d %d DEPTH %d {%p}!!!\n", image->dx, image->dy, image->width, image->height, image->depth, dev->udev); */
 	cfb_imageblit(info, image);
 	ret =
 	    image_blit(dev, image->dx, image->dy, image->width, image->height,
 		       info->screen_base);
-	/* printk("IMAGE BLIT (2) %d %d %d %d DEPTH %d {%p} %d!!!\n", image->dx, image->dy, image->width, image->height, image->depth, dev->udev, ret); */
 }
 
 static void dlfb_fillrect(struct fb_info *info,

drivers/staging/udlfb/udlfb.h

@@ -44,7 +44,6 @@ static void dlfb_edid(struct dlfb_data *dev_info)
 				    usb_rcvctrlpipe(dev_info->udev, 0), (0x02),
 				    (0x80 | (0x02 << 5)), i << 8, 0xA1, rbuf, 2,
 				    0);
-		/*printk("ret control msg edid %d: %d [%d]\n",i, ret, rbuf[1]); */
 		dev_info->edid[i] = rbuf[1];
 	}