Staging: udlfb: clean up checkpatch warnings in udlfb.c
This cleans up a bunch of checkpatch.pl warnings in the udlfb.c file. Cc: Roberto De Ioris <roberto@unbit.it> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman
parent
39e7df5d17
commit
f05e0575ed
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@ -24,7 +24,7 @@
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#define DRIVER_VERSION "DLFB 0.2"
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// memory functions taken from vfb
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/* memory functions taken from vfb */
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static void *rvmalloc(unsigned long size)
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{
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@ -72,17 +72,16 @@ static int dlfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
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printk("MMAP: %lu %u\n", offset + size, info->fix.smem_len);
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if (offset + size > info->fix.smem_len) {
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if (offset + size > info->fix.smem_len)
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return -EINVAL;
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}
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pos = (unsigned long)info->fix.smem_start + offset;
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while (size > 0) {
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page = vmalloc_to_pfn((void *)pos);
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if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED)) {
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if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED))
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return -EAGAIN;
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}
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start += PAGE_SIZE;
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pos += PAGE_SIZE;
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if (size > PAGE_SIZE)
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@ -96,28 +95,23 @@ static int dlfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
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}
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//
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//ioctl structure
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/* ioctl structure */
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struct dloarea {
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int x, y;
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int w, h;
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};
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/*
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static struct usb_device_id id_table [] = {
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{ USB_DEVICE(0x17e9, 0x023d) },
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{ }
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{ }
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};
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*/
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static struct usb_device_id id_table[] = {
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{.idVendor = 0x17e9,.match_flags = USB_DEVICE_ID_MATCH_VENDOR,},
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{.idVendor = 0x17e9, .match_flags = USB_DEVICE_ID_MATCH_VENDOR,},
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{},
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};
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MODULE_DEVICE_TABLE(usb, id_table);
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static struct usb_driver dlfb_driver;
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@ -135,13 +129,11 @@ image_blit(struct dlfb_data *dev_info, int x, int y, int width, int height,
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char *bufptr;
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if (x + width > dev_info->info->var.xres) {
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if (x + width > dev_info->info->var.xres)
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return -EINVAL;
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}
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if (y + height > dev_info->info->var.yres) {
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if (y + height > dev_info->info->var.yres)
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return -EINVAL;
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}
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mutex_lock(&dev_info->bulk_mutex);
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@ -149,7 +141,7 @@ image_blit(struct dlfb_data *dev_info, int x, int y, int width, int height,
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data += (dev_info->info->var.xres * 2 * y) + (x * 2);
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//printk("IMAGE_BLIT\n");
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/* printk("IMAGE_BLIT\n"); */
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bufptr = dev_info->buf;
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@ -162,7 +154,7 @@ image_blit(struct dlfb_data *dev_info, int x, int y, int width, int height,
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rem = width;
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//printk("WRITING LINE %d\n", i);
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/* printk("WRITING LINE %d\n", i); */
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while (rem) {
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@ -193,7 +185,7 @@ image_blit(struct dlfb_data *dev_info, int x, int y, int width, int height,
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*bufptr++ = (char)(base >> 8);
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*bufptr++ = (char)(base);
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*bufptr++ = 255;
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// PUT COMPRESSION HERE
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/* PUT COMPRESSION HERE */
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for (j = 0; j < 510; j += 2) {
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bufptr[j] = data[j + 1];
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bufptr[j + 1] = data[j];
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@ -226,7 +218,7 @@ image_blit(struct dlfb_data *dev_info, int x, int y, int width, int height,
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*bufptr++ = (char)(base >> 8);
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*bufptr++ = (char)(base);
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*bufptr++ = rem;
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// PUT COMPRESSION HERE
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/* PUT COMPRESSION HERE */
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for (j = 0; j < rem * 2; j += 2) {
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bufptr[j] = data[j + 1];
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bufptr[j + 1] = data[j];
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@ -250,9 +242,8 @@ image_blit(struct dlfb_data *dev_info, int x, int y, int width, int height,
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}
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if (bufptr > dev_info->buf) {
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if (bufptr > dev_info->buf)
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ret = dlfb_bulk_msg(dev_info, bufptr - dev_info->buf);
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}
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mutex_unlock(&dev_info->bulk_mutex);
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@ -274,13 +265,11 @@ draw_rect(struct dlfb_data *dev_info, int x, int y, int width, int height,
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char *bufptr;
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if (x + width > dev_info->info->var.xres) {
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if (x + width > dev_info->info->var.xres)
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return -EINVAL;
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}
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if (y + height > dev_info->info->var.yres) {
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if (y + height > dev_info->info->var.yres)
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return -EINVAL;
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}
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mutex_lock(&dev_info->bulk_mutex);
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@ -338,9 +327,8 @@ draw_rect(struct dlfb_data *dev_info, int x, int y, int width, int height,
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}
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if (bufptr > dev_info->buf) {
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if (bufptr > dev_info->buf)
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ret = dlfb_bulk_msg(dev_info, bufptr - dev_info->buf);
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}
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mutex_unlock(&dev_info->bulk_mutex);
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@ -351,7 +339,6 @@ static int
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copyarea(struct dlfb_data *dev_info, int dx, int dy, int sx, int sy,
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int width, int height)
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{
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int base;
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int source;
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int rem;
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@ -359,13 +346,11 @@ copyarea(struct dlfb_data *dev_info, int dx, int dy, int sx, int sy,
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char *bufptr;
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if (dx + width > dev_info->info->var.xres) {
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if (dx + width > dev_info->info->var.xres)
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return -EINVAL;
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}
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if (dy + height > dev_info->info->var.yres) {
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if (dy + height > dev_info->info->var.yres)
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return -EINVAL;
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}
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mutex_lock(&dev_info->bulk_mutex);
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@ -423,17 +408,14 @@ copyarea(struct dlfb_data *dev_info, int dx, int dy, int sx, int sy,
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source += rem * 2;
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rem = 0;
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}
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}
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base += (dev_info->info->var.xres * 2) - (width * 2);
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source += (dev_info->info->var.xres * 2) - (width * 2);
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}
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if (bufptr > dev_info->buf) {
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if (bufptr > dev_info->buf)
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ret = dlfb_bulk_msg(dev_info, bufptr - dev_info->buf);
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}
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mutex_unlock(&dev_info->bulk_mutex);
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@ -448,7 +430,7 @@ void dlfb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
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copyarea(dev, area->dx, area->dy, area->sx, area->sy, area->width,
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area->height);
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//printk("COPY AREA %d %d %d %d %d %d !!!\n", area->dx, area->dy, area->sx, area->sy, area->width, area->height);
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/* printk("COPY AREA %d %d %d %d %d %d !!!\n", area->dx, area->dy, area->sx, area->sy, area->width, area->height); */
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}
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@ -457,12 +439,12 @@ void dlfb_imageblit(struct fb_info *info, const struct fb_image *image)
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int ret;
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struct dlfb_data *dev = info->par;
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//printk("IMAGE BLIT (1) %d %d %d %d DEPTH %d {%p}!!!\n", image->dx, image->dy, image->width, image->height, image->depth, dev->udev);
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/* printk("IMAGE BLIT (1) %d %d %d %d DEPTH %d {%p}!!!\n", image->dx, image->dy, image->width, image->height, image->depth, dev->udev); */
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cfb_imageblit(info, image);
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ret =
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image_blit(dev, image->dx, image->dy, image->width, image->height,
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info->screen_base);
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//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);
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/* 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); */
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}
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void dlfb_fillrect(struct fb_info *info, const struct fb_fillrect *region)
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@ -476,7 +458,7 @@ void dlfb_fillrect(struct fb_info *info, const struct fb_fillrect *region)
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memcpy(&blue, ®ion->color + 2, 1);
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draw_rect(dev, region->dx, region->dy, region->width, region->height,
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red, green, blue);
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//printk("FILL RECT %d %d !!!\n", region->dx, region->dy);
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/* printk("FILL RECT %d %d !!!\n", region->dx, region->dy); */
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}
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@ -508,7 +490,7 @@ static int dlfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
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return 0;
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}
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// taken from vesafb
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/* taken from vesafb */
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static int
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dlfb_setcolreg(unsigned regno, unsigned red, unsigned green,
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@ -544,12 +526,12 @@ static int dlfb_release(struct fb_info *info, int user)
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return 0;
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}
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static int dlfb_blank(int blank_mode, struct fb_info *info) {
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static int dlfb_blank(int blank_mode, struct fb_info *info)
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{
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return 0;
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}
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static struct fb_ops dlfb_ops = {
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.fb_setcolreg = dlfb_setcolreg,
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.fb_fillrect = dlfb_fillrect,
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.fb_copyarea = dlfb_copyarea,
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@ -583,10 +565,11 @@ dlfb_probe(struct usb_interface *interface, const struct usb_device_id *id)
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printk("DisplayLink device attached\n");
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// add framebuffer info to usb interface
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/* add framebuffer info to usb interface */
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usb_set_intfdata(interface, dev_info);
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dev_info->buf = kmalloc(BUF_SIZE, GFP_KERNEL); //usb_buffer_alloc(dev_info->udev, BUF_SIZE , GFP_KERNEL, &dev_info->tx_urb->transfer_dma);
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dev_info->buf = kmalloc(BUF_SIZE, GFP_KERNEL);
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/* usb_buffer_alloc(dev_info->udev, BUF_SIZE , GFP_KERNEL, &dev_info->tx_urb->transfer_dma); */
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if (dev_info->buf == NULL) {
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printk("unable to allocate memory for dlfb commands\n");
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@ -611,7 +594,7 @@ dlfb_probe(struct usb_interface *interface, const struct usb_device_id *id)
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usb_rcvctrlpipe(dev_info->udev, 0), (0x02),
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(0x80 | (0x02 << 5)), i << 8, 0xA1, rbuf, 2,
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0);
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//printk("ret control msg edid %d: %d [%d]\n",i, ret, rbuf[1]);
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/* printk("ret control msg edid %d: %d [%d]\n",i, ret, rbuf[1]); */
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dev_info->edid[i] = rbuf[1];
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}
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@ -626,9 +609,8 @@ dlfb_probe(struct usb_interface *interface, const struct usb_device_id *id)
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printk("EDID XRES %d YRES %d\n", info->var.xres, info->var.yres);
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if (dlfb_set_video_mode(dev_info, info->var.xres, info->var.yres) != 0) {
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if (dlfb_set_video_mode(dev_info, info->var.xres, info->var.yres) != 0)
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goto out;
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}
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printk("found valid mode...%d\n", info->var.pixclock);
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@ -654,10 +636,10 @@ dlfb_probe(struct usb_interface *interface, const struct usb_device_id *id)
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dev_info->backing_buffer = kzalloc(dev_info->screen_size, GFP_KERNEL);
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if (!dev_info->backing_buffer) {
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if (!dev_info->backing_buffer)
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printk("non posso allocare il backing buffer\n");
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}
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//info->var = dev_info->si;
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/* info->var = dev_info->si; */
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info->var.bits_per_pixel = 16;
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info->var.activate = FB_ACTIVATE_TEST;
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@ -675,7 +657,7 @@ dlfb_probe(struct usb_interface *interface, const struct usb_device_id *id)
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info->var.blue.length = 5;
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info->var.blue.msb_right = 0;
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//info->var.pixclock = (10000000 / FB_W * 1000 / FB_H)/2 ;
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/* info->var.pixclock = (10000000 / FB_W * 1000 / FB_H)/2 ; */
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info->fix.smem_start = (unsigned long)info->screen_base;
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info->fix.smem_len = PAGE_ALIGN(dev_info->screen_size);
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@ -685,14 +667,12 @@ dlfb_probe(struct usb_interface *interface, const struct usb_device_id *id)
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info->fix.accel = info->flags;
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info->fix.line_length = dev_info->line_length;
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if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) {
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if (fb_alloc_cmap(&info->cmap, 256, 0) < 0)
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goto out1;
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}
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printk("colormap allocated\n");
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if (register_framebuffer(info) < 0) {
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if (register_framebuffer(info) < 0)
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goto out2;
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}
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draw_rect(dev_info, 0, 0, dev_info->info->var.xres,
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dev_info->info->var.yres, 0x30, 0xff, 0x30);
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