Make fops per driver instead of global, remove default flush, poll, read

    functions

1 files changed, 1 insertions, 13 deletions

diff --git a/linux-core/i810_dma.c b/linux-core/i810_dma.c
index 56632aed..fce012b7 100644
--- a/linux-core/i810_dma.c
+++ b/linux-core/i810_dma.c
@@ -109,15 +109,6 @@ static int i810_freelist_put(drm_device_t *dev, drm_buf_t *buf)
    	return 0;
 }
 
-static struct file_operations i810_buffer_fops = {
-	.open	 = drm_open,
-	.flush	 = drm_flush,
-	.release = drm_release,
-	.ioctl	 = drm_ioctl,
-	.mmap	 = i810_mmap_buffers,
-	.fasync  = drm_fasync,
-};
-
 int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
 {
 	drm_file_t	    *priv	  = filp->private_data;
@@ -151,22 +142,19 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
 	drm_device_t	  *dev	  = priv->dev;
 	drm_i810_buf_priv_t *buf_priv = buf->dev_private;
       	drm_i810_private_t *dev_priv = dev->dev_private;
-   	struct file_operations *old_fops;
 	int retcode = 0;
 
 	if (buf_priv->currently_mapped == I810_BUF_MAPPED) 
 		return -EINVAL;
 
 	down_write( &current->mm->mmap_sem );
-	old_fops = filp->f_op;
-	filp->f_op = &i810_buffer_fops;
 	dev_priv->mmap_buffer = buf;
 	buf_priv->virtual = (void *)do_mmap(filp, 0, buf->total,
 					    PROT_READ|PROT_WRITE,
 					    MAP_SHARED,
 					    buf->bus_address);
 	dev_priv->mmap_buffer = NULL;
-	filp->f_op = old_fops;
+
 	if ((unsigned long)buf_priv->virtual > -1024UL) {
 		/* Real error */
 		DRM_ERROR("mmap error\n");