From a21800bced7cbaf7bb8f5281db17a5d7ef6e197a Mon Sep 17 00:00:00 2001
From: Thomas Zimmermann <tzimmermann@suse.de>
Date: Mon, 29 Nov 2021 10:48:41 +0100
Subject: drm: Declare hashtable as legacy

The DRM hashtable code is only used by internal functions for legacy
UMS drivers. Move the implementation behind CONFIG_DRM_LEGACY and the
declarations into legacy header files. Unexport the symbols.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211129094841.22499-4-tzimmermann@suse.de
---
 include/drm/drm_legacy.h | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'include/drm/drm_legacy.h')

diff --git a/include/drm/drm_legacy.h b/include/drm/drm_legacy.h
index 58dc8d8cc907..0fc85418aad8 100644
--- a/include/drm/drm_legacy.h
+++ b/include/drm/drm_legacy.h
@@ -37,7 +37,6 @@
 
 #include <drm/drm.h>
 #include <drm/drm_auth.h>
-#include <drm/drm_hashtab.h>
 
 struct drm_device;
 struct drm_driver;
@@ -51,6 +50,20 @@ struct pci_driver;
  * you're doing it terribly wrong.
  */
 
+/*
+ * Hash-table Support
+ */
+
+struct drm_hash_item {
+	struct hlist_node head;
+	unsigned long key;
+};
+
+struct drm_open_hash {
+	struct hlist_head *table;
+	u8 order;
+};
+
 /**
  * DMA buffer.
  */
-- 
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