drm: reorganise minor number handling using backported modesetting code.

rips out the head crap and replaces it with an idr and drm_minor structure

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/char/drm/i830_dma.c b/drivers/char/drm/i830_dma.c
index 9df08105f4f3..60c9376be486 100644
--- a/drivers/char/drm/i830_dma.c
+++ b/drivers/char/drm/i830_dma.c
@@ -96,7 +96,7 @@ static int i830_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
         drm_i830_buf_priv_t *buf_priv;
 
         lock_kernel();
-        dev = priv->head->dev;
+        dev = priv->minor->dev;
         dev_priv = dev->dev_private;
         buf = dev_priv->mmap_buffer;
         buf_priv = buf->dev_private;
@@ -124,7 +124,7 @@ static const struct file_operations i830_buffer_fops = {
 
 static int i830_map_buffer(struct drm_buf * buf, struct drm_file *file_priv)
 {
-        struct drm_device *dev = file_priv->head->dev;
+        struct drm_device *dev = file_priv->minor->dev;
         drm_i830_buf_priv_t *buf_priv = buf->dev_private;
         drm_i830_private_t *dev_priv = dev->dev_private;
         const struct file_operations *old_fops;