From d897fdad49f3ce73374c3c8508203602af4cab26 Mon Sep 17 00:00:00 2001
From: oga <oga@openbsd.org>
Date: Sun, 17 Aug 2008 19:21:36 +0000
Subject: [PATCH] Kill the infobufs and markbufs calls. Nothing uses them.

---
 sys/dev/pci/drm/drmP.h     |  2 -
 sys/dev/pci/drm/drm_bufs.c | 82 --------------------------------------
 sys/dev/pci/drm/drm_drv.c  |  4 +-
 3 files changed, 2 insertions(+), 86 deletions(-)

diff --git a/sys/dev/pci/drm/drmP.h b/sys/dev/pci/drm/drmP.h
index c823dbba9d7..bac31c95c5a 100644
--- a/sys/dev/pci/drm/drmP.h
+++ b/sys/dev/pci/drm/drmP.h
@@ -837,8 +837,6 @@ SPLAY_PROTOTYPE(drm_magic_tree, drm_magic_entry, node, drm_magic_cmp);
 int	drm_addmap_ioctl(struct drm_device *, void *, struct drm_file *);
 int	drm_rmmap_ioctl(struct drm_device *, void *, struct drm_file *);
 int	drm_addbufs_ioctl(struct drm_device *, void *, struct drm_file *);
-int	drm_infobufs(struct drm_device *, void *, struct drm_file *);
-int	drm_markbufs(struct drm_device *, void *, struct drm_file *);
 int	drm_freebufs(struct drm_device *, void *, struct drm_file *);
 int	drm_mapbufs(struct drm_device *, void *, struct drm_file *);
 
diff --git a/sys/dev/pci/drm/drm_bufs.c b/sys/dev/pci/drm/drm_bufs.c
index b14d2faa437..054415854d1 100644
--- a/sys/dev/pci/drm/drm_bufs.c
+++ b/sys/dev/pci/drm/drm_bufs.c
@@ -945,88 +945,6 @@ drm_addbufs_ioctl(struct drm_device *dev, void *data,
 	return err;
 }
 
-int
-drm_infobufs(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
-	drm_device_dma_t *dma = dev->dma;
-	drm_buf_info_t *request = data;
-	int i;
-	int count;
-	int retcode = 0;
-
-	DRM_SPINLOCK(&dev->dma_lock);
-	++dev->buf_use;		/* Can't allocate more after this call */
-	DRM_SPINUNLOCK(&dev->dma_lock);
-
-	for (i = 0, count = 0; i < DRM_MAX_ORDER + 1; i++) {
-		if (dma->bufs[i].buf_count)
-		    ++count;
-	}
-
-	DRM_DEBUG("count = %d\n", count);
-
-	if (request->count >= count) {
-		for (i = 0, count = 0; i < DRM_MAX_ORDER + 1; i++) {
-			if (dma->bufs[i].buf_count) {
-				drm_buf_desc_t from;
-
-				from.count = dma->bufs[i].buf_count;
-				from.size = dma->bufs[i].buf_size;
-				from.low_mark = dma->bufs[i].freelist.low_mark;
-				from.high_mark =
-				    dma->bufs[i].freelist.high_mark;
-
-				if (DRM_COPY_TO_USER(&request->list[count],
-				    &from, sizeof(drm_buf_desc_t)) != 0) {
-					retcode = EFAULT;
-					break;
-				}
-
-				DRM_DEBUG("%d %d %d %d %d\n", i,
-				    dma->bufs[i].buf_count,
-				    dma->bufs[i].buf_size,
-				    dma->bufs[i].freelist.low_mark,
-				    dma->bufs[i].freelist.high_mark);
-				++count;
-			}
-		}
-	}
-	request->count = count;
-
-	return retcode;
-}
-
-int
-drm_markbufs(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
-	drm_device_dma_t *dma = dev->dma;
-	drm_buf_desc_t *request = data;
-	int order;
-
-	DRM_DEBUG("%d, %d, %d\n", request->size, request->low_mark,
-	    request->high_mark);
-	
-
-	order = drm_order(request->size);	
-	if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER ||
-	    request->low_mark < 0 || request->high_mark < 0) {
-		return EINVAL;
-	}
-
-	DRM_SPINLOCK(&dev->dma_lock);
-	if (request->low_mark > dma->bufs[order].buf_count ||
-	    request->high_mark > dma->bufs[order].buf_count) {
-		DRM_SPINUNLOCK(&dev->dma_lock);
-		return EINVAL;
-	}
-
-	dma->bufs[order].freelist.low_mark  = request->low_mark;
-	dma->bufs[order].freelist.high_mark = request->high_mark;
-	DRM_SPINUNLOCK(&dev->dma_lock);
-
-	return 0;
-}
-
 int
 drm_freebufs(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
diff --git a/sys/dev/pci/drm/drm_drv.c b/sys/dev/pci/drm/drm_drv.c
index d5ae2dc4993..8b6a448e6f7 100644
--- a/sys/dev/pci/drm/drm_drv.c
+++ b/sys/dev/pci/drm/drm_drv.c
@@ -104,8 +104,8 @@ static drm_ioctl_desc_t		  drm_ioctls[256] = {
 
 	DRM_IOCTL_DEF(DRM_IOCTL_ADD_BUFS, drm_addbufs_ioctl,
 	    DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
-	DRM_IOCTL_DEF(DRM_IOCTL_MARK_BUFS, drm_markbufs, DRM_AUTH|DRM_MASTER),
-	DRM_IOCTL_DEF(DRM_IOCTL_INFO_BUFS, drm_infobufs, DRM_AUTH),
+	DRM_IOCTL_DEF(DRM_IOCTL_MARK_BUFS, drm_noop, DRM_AUTH|DRM_MASTER),
+	DRM_IOCTL_DEF(DRM_IOCTL_INFO_BUFS, drm_noop, DRM_AUTH),
 	DRM_IOCTL_DEF(DRM_IOCTL_MAP_BUFS, drm_mapbufs, DRM_AUTH),
 	DRM_IOCTL_DEF(DRM_IOCTL_FREE_BUFS, drm_freebufs, DRM_AUTH),
 	DRM_IOCTL_DEF(DRM_IOCTL_DMA, drm_dma, DRM_AUTH),
-- 
2.20.1