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path: root/drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c')
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c120
1 files changed, 0 insertions, 120 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c b/drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c
deleted file mode 100644
index 32f28dc73ef2..000000000000
--- a/drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c
+++ /dev/null
@@ -1,120 +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.
- *
- * Authors: Ben Skeggs
- */
-
-#include "nvc0.h"
-
-extern const u8 nvc0_pte_storage_type_map[256];
-
-bool
-nvc0_fb_memtype_valid(struct nouveau_fb *pfb, u32 tile_flags)
-{
- u8 memtype = (tile_flags & 0x0000ff00) >> 8;
- return likely((nvc0_pte_storage_type_map[memtype] != 0xff));
-}
-
-static void
-nvc0_fb_intr(struct nouveau_subdev *subdev)
-{
- struct nvc0_fb_priv *priv = (void *)subdev;
- u32 intr = nv_rd32(priv, 0x000100);
- if (intr & 0x08000000) {
- nv_debug(priv, "PFFB intr\n");
- intr &= ~0x08000000;
- }
- if (intr & 0x00002000) {
- nv_debug(priv, "PBFB intr\n");
- intr &= ~0x00002000;
- }
-}
-
-int
-nvc0_fb_init(struct nouveau_object *object)
-{
- struct nvc0_fb_priv *priv = (void *)object;
- int ret;
-
- ret = nouveau_fb_init(&priv->base);
- if (ret)
- return ret;
-
- if (priv->r100c10_page)
- nv_wr32(priv, 0x100c10, priv->r100c10 >> 8);
- nv_mask(priv, 0x100c80, 0x00000001, 0x00000000); /* 128KiB lpg */
- return 0;
-}
-
-void
-nvc0_fb_dtor(struct nouveau_object *object)
-{
- struct nouveau_device *device = nv_device(object);
- struct nvc0_fb_priv *priv = (void *)object;
-
- if (priv->r100c10_page) {
- dma_unmap_page(nv_device_base(device), priv->r100c10, PAGE_SIZE,
- DMA_BIDIRECTIONAL);
- __free_page(priv->r100c10_page);
- }
-
- nouveau_fb_destroy(&priv->base);
-}
-
-int
-nvc0_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
- struct nouveau_oclass *oclass, void *data, u32 size,
- struct nouveau_object **pobject)
-{
- struct nouveau_device *device = nv_device(parent);
- struct nvc0_fb_priv *priv;
- int ret;
-
- ret = nouveau_fb_create(parent, engine, oclass, &priv);
- *pobject = nv_object(priv);
- if (ret)
- return ret;
-
- priv->r100c10_page = alloc_page(GFP_KERNEL | __GFP_ZERO);
- if (priv->r100c10_page) {
- priv->r100c10 = dma_map_page(nv_device_base(device),
- priv->r100c10_page, 0, PAGE_SIZE,
- DMA_BIDIRECTIONAL);
- if (dma_mapping_error(nv_device_base(device), priv->r100c10))
- return -EFAULT;
- }
-
- nv_subdev(priv)->intr = nvc0_fb_intr;
- return 0;
-}
-
-struct nouveau_oclass *
-nvc0_fb_oclass = &(struct nouveau_fb_impl) {
- .base.handle = NV_SUBDEV(FB, 0xc0),
- .base.ofuncs = &(struct nouveau_ofuncs) {
- .ctor = nvc0_fb_ctor,
- .dtor = nvc0_fb_dtor,
- .init = nvc0_fb_init,
- .fini = _nouveau_fb_fini,
- },
- .memtype = nvc0_fb_memtype_valid,
- .ram = &nvc0_ram_oclass,
-}.base;