C++ (Cpp) sis_malloc Examples

Example #1

File: sis_mm.c Project: GunioRobot/MI424WR_GEN2_Rev_E-F

int sis_fb_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
		  unsigned long arg)
{
  drm_sis_mem_t fb;
  struct sis_memreq req;
  int retval = 0;
   
  if (copy_from_user(&fb, (drm_sis_mem_t *)arg, sizeof(fb)))
	  return -EFAULT;
  
  req.size = fb.size;
  sis_malloc(&req);
  if(req.offset){
    /* TODO */
    fb.offset = req.offset;
    fb.free = req.offset;
    if(!add_alloc_set(fb.context, VIDEO_TYPE, fb.free)){
      DRM_DEBUG("adding to allocation set fails\n");
      sis_free(req.offset);
      retval = -1;
    }
  }
  else{  
    fb.offset = 0;
    fb.size = 0;
    fb.free = 0;
  }
   
  if (copy_to_user((drm_sis_mem_t *)arg, &fb, sizeof(fb))) return -EFAULT;

  DRM_DEBUG("alloc fb, size = %d, offset = %ld\n", fb.size, req.offset);

  return retval;
}

Example #2

static int sis_fb_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
	drm_sis_mem_t *fb = data;
	struct sis_memreq req;
	int retval = 0;

	req.size = fb->size;
	sis_malloc(&req);
	if (req.offset) {
		/* TODO */
		fb->offset = req.offset;
		fb->free = req.offset;
		if (!add_alloc_set(fb->context, VIDEO_TYPE, fb->free)) {
			DRM_DEBUG("adding to allocation set fails\n");
			sis_free(req.offset);
			retval = -EINVAL;
		}
	} else {
		fb->offset = 0;
		fb->size = 0;
		fb->free = 0;
	}

	DRM_DEBUG("alloc fb, size = %d, offset = %ld\n", fb->size, req.offset);

	return retval;
}

Example #3

File: sis_mm.c Project: iPodLinux/linux-2.6.7-ipod

int sis_fb_alloc( DRM_IOCTL_ARGS )
{
	drm_sis_mem_t fb;
	struct sis_memreq req;
	int retval = 0;

	DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_mem_t *)data, sizeof(fb));

	req.size = fb.size;
	sis_malloc(&req);
	if (req.offset) {
		/* TODO */
		fb.offset = req.offset;
		fb.free = req.offset;
		if (!add_alloc_set(fb.context, VIDEO_TYPE, fb.free)) {
			DRM_DEBUG("adding to allocation set fails\n");
			sis_free(req.offset);
			retval = DRM_ERR(EINVAL);
		}
	} else {  
		fb.offset = 0;
		fb.size = 0;
		fb.free = 0;
	}

	DRM_COPY_TO_USER_IOCTL((drm_sis_mem_t *)data, fb, sizeof(fb));

	DRM_DEBUG("alloc fb, size = %d, offset = %ld\n", fb.size, req.offset);

	return retval;
}