diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/bar/base.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/bar/base.c | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bar/base.c b/drivers/gpu/drm/nouveau/core/subdev/bar/base.c deleted file mode 100644 index b1adc69efd88..000000000000 --- a/drivers/gpu/drm/nouveau/core/subdev/bar/base.c +++ /dev/null @@ -1,149 +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 <core/object.h> - -#include <subdev/fb.h> -#include <subdev/vm.h> - -#include "priv.h" - -struct nouveau_barobj { - struct nouveau_object base; - struct nouveau_vma vma; - void __iomem *iomem; -}; - -static int -nouveau_barobj_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 nouveau_bar *bar = (void *)engine; - struct nouveau_mem *mem = data; - struct nouveau_barobj *barobj; - int ret; - - ret = nouveau_object_create(parent, engine, oclass, 0, &barobj); - *pobject = nv_object(barobj); - if (ret) - return ret; - - ret = bar->kmap(bar, mem, NV_MEM_ACCESS_RW, &barobj->vma); - if (ret) - return ret; - - barobj->iomem = ioremap(nv_device_resource_start(device, 3) + - (u32)barobj->vma.offset, mem->size << 12); - if (!barobj->iomem) { - nv_warn(bar, "PRAMIN ioremap failed\n"); - return -ENOMEM; - } - - return 0; -} - -static void -nouveau_barobj_dtor(struct nouveau_object *object) -{ - struct nouveau_bar *bar = (void *)object->engine; - struct nouveau_barobj *barobj = (void *)object; - if (barobj->vma.node) { - if (barobj->iomem) - iounmap(barobj->iomem); - bar->unmap(bar, &barobj->vma); - } - nouveau_object_destroy(&barobj->base); -} - -static u32 -nouveau_barobj_rd32(struct nouveau_object *object, u64 addr) -{ - struct nouveau_barobj *barobj = (void *)object; - return ioread32_native(barobj->iomem + addr); -} - -static void -nouveau_barobj_wr32(struct nouveau_object *object, u64 addr, u32 data) -{ - struct nouveau_barobj *barobj = (void *)object; - iowrite32_native(data, barobj->iomem + addr); -} - -static struct nouveau_oclass -nouveau_barobj_oclass = { - .ofuncs = &(struct nouveau_ofuncs) { - .ctor = nouveau_barobj_ctor, - .dtor = nouveau_barobj_dtor, - .init = nouveau_object_init, - .fini = nouveau_object_fini, - .rd32 = nouveau_barobj_rd32, - .wr32 = nouveau_barobj_wr32, - }, -}; - -int -nouveau_bar_alloc(struct nouveau_bar *bar, struct nouveau_object *parent, - struct nouveau_mem *mem, struct nouveau_object **pobject) -{ - struct nouveau_object *engine = nv_object(bar); - struct nouveau_object *gpuobj; - int ret = nouveau_object_ctor(parent, engine, &nouveau_barobj_oclass, - mem, 0, &gpuobj); - if (ret == 0) - *pobject = gpuobj; - return ret; -} - -int -nouveau_bar_create_(struct nouveau_object *parent, - struct nouveau_object *engine, - struct nouveau_oclass *oclass, int length, void **pobject) -{ - struct nouveau_bar *bar; - int ret; - - ret = nouveau_subdev_create_(parent, engine, oclass, 0, "BARCTL", - "bar", length, pobject); - bar = *pobject; - if (ret) - return ret; - - return 0; -} - -void -nouveau_bar_destroy(struct nouveau_bar *bar) -{ - nouveau_subdev_destroy(&bar->base); -} - -void -_nouveau_bar_dtor(struct nouveau_object *object) -{ - struct nouveau_bar *bar = (void *)object; - nouveau_bar_destroy(bar); -} |