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-rw-r--r--nvkm/core/ramht.c108
1 files changed, 0 insertions, 108 deletions
diff --git a/nvkm/core/ramht.c b/nvkm/core/ramht.c
deleted file mode 100644
index 25cd6f290..000000000
--- a/nvkm/core/ramht.c
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * Copyright 2012 Red Hat Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <core/object.h>
-#include <core/ramht.h>
-
-#include <subdev/bar.h>
-
-static u32
-nouveau_ramht_hash(struct nouveau_ramht *ramht, int chid, u32 handle)
-{
- u32 hash = 0;
-
- while (handle) {
- hash ^= (handle & ((1 << ramht->bits) - 1));
- handle >>= ramht->bits;
- }
-
- hash ^= chid << (ramht->bits - 4);
- hash = hash << 3;
- return hash;
-}
-
-int
-nouveau_ramht_insert(struct nouveau_ramht *ramht, int chid,
- u32 handle, u32 context)
-{
- struct nouveau_bar *bar = nouveau_bar(ramht);
- u32 co, ho;
-
- co = ho = nouveau_ramht_hash(ramht, chid, handle);
- do {
- if (!nv_ro32(ramht, co + 4)) {
- nv_wo32(ramht, co + 0, handle);
- nv_wo32(ramht, co + 4, context);
- if (bar)
- bar->flush(bar);
- return co;
- }
-
- co += 8;
- if (co >= nv_gpuobj(ramht)->size)
- co = 0;
- } while (co != ho);
-
- return -ENOMEM;
-}
-
-void
-nouveau_ramht_remove(struct nouveau_ramht *ramht, int cookie)
-{
- struct nouveau_bar *bar = nouveau_bar(ramht);
- nv_wo32(ramht, cookie + 0, 0x00000000);
- nv_wo32(ramht, cookie + 4, 0x00000000);
- if (bar)
- bar->flush(bar);
-}
-
-static struct nouveau_oclass
-nouveau_ramht_oclass = {
- .handle = 0x0000abcd,
- .ofuncs = &(struct nouveau_ofuncs) {
- .ctor = NULL,
- .dtor = _nouveau_gpuobj_dtor,
- .init = _nouveau_gpuobj_init,
- .fini = _nouveau_gpuobj_fini,
- .rd32 = _nouveau_gpuobj_rd32,
- .wr32 = _nouveau_gpuobj_wr32,
- },
-};
-
-int
-nouveau_ramht_new(struct nouveau_object *parent, struct nouveau_object *pargpu,
- u32 size, u32 align, struct nouveau_ramht **pramht)
-{
- struct nouveau_ramht *ramht;
- int ret;
-
- ret = nouveau_gpuobj_create(parent, parent->engine ?
- &parent->engine->subdev.object : parent, /* <nv50 ramht */
- &nouveau_ramht_oclass, 0, pargpu, size,
- align, NVOBJ_FLAG_ZERO_ALLOC, &ramht);
- *pramht = ramht;
- if (ret)
- return ret;
-
- ramht->bits = order_base_2(nv_gpuobj(ramht)->size >> 3);
- return 0;
-}